1 2007-09-25 Revital Eres <eres@il.ibm.com>
3 * config/rs6000/paired.h (paired_sel): New.
4 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
5 (rs6000_expand_ternop_builtin): Pass zero const_double operand
6 when expanding selv2sf.
7 * config/rs6000/rs6000.h (rs6000_builtins): Add
8 PAIRED_BUILTIN_SELV2SF4.
10 2007-09-25 Joseph Myers <joseph@codesourcery.com>
13 * c-typeck.c (default_conversion): Call require_complete_type
14 before perform_integral_promotions.
15 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
16 (build_c_cast): Call require_complete_type except for casts to
18 (convert_for_assignment): Call require_complete_type.
20 2007-09-25 Revital Eres <eres@il.ibm.com>
22 * config/spu/spu.md: Fix doloop pattern.
24 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
26 * config/bfin/bfin.c (expand_prologue_reg_save,
27 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs and
29 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
30 ... from here. New argument ALL; callers changed.
31 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
32 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
33 have the "saveall" attribute.
35 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
37 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
39 (INCOMING_REGNO, OUTGOING_REGNO): Define.
40 * config/mmix/mmix.c (mmix_opposite_regno): New function.
41 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
43 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
44 with REG_P tests before REGNO access.
46 2007-09-24 DJ Delorie <dj@redhat.com>
49 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
51 (movqicc_<code>_<mode>): Likewise.
52 (movhicc_<code>_<mode>): Likewise.
54 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
57 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
60 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
63 * config/i386/i386.c (ix86_comp_type_attributes): Check
66 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
68 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
69 "move.l %a4,%a4" to produce nops.
70 * config/m68k/m68k.c (override_options): Reset align options,
71 if neccessary align macro isn't avaible.
73 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
75 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
77 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
79 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
81 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
83 (peephole pattern): Convert most of them to RTL peephole pattern.
85 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
87 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
88 (moved from fp compare patterns).
89 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
90 Cleanup predicates to relieve reload.
91 (conditional_trap): Reject conditional trap with fp condition.
92 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
93 certain constants early.
95 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
97 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
99 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
101 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
102 Allow --with-tune=cell and --with-cpu=cell.
104 2007-09-24 David Edelsohn <edelsohn@gnu.org>
106 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
107 * config/rs6000/rs6000.opt (swdiv): Change option to ...
109 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
111 (TARGET_BUILTIN_RECIPROCAL): Use it.
112 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
113 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
114 (rs6000_emit_swrsqrtsf): New.
115 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
117 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
118 (divsf3): Remove swdiv support.
121 (rsqrt_internal1): New.
122 (divdf3): Remove swdiv support.
125 2007-09-24 Jakub Jelinek <jakub@redhat.com>
128 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
130 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
131 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
132 * tree.c (type_hash_eq): For FUNCTION_TYPE use
133 lang_hooks.type.type_hash_eq in addition to generic tests.
135 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
136 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
138 * tree-inline.h (eni_weights): Add field target_builtin_cost to
139 reflect the cost per call to a target specific builtin.
140 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
141 call to a target specific builtin, then use target_builtin_call_cost.
142 (init_inline_once): Initialize target_builtin_call_cost field.
144 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
147 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
150 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
152 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
153 * configure: Regenerated.
155 2007-09-23 Ollie Wild <aaw@google.com>
157 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
159 (get_pointer_modulus_and_residue): New function.
161 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
163 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
164 combine an SC return value into a single register.
166 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
168 * opth-gen.awk (target_flags_explicit): Declare.
169 * toplev.h (target_flags_explicit): Delete declaration.
170 * toplev.c (target_flags): Likewise.
171 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
172 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
173 Never return true for TARGET_MIPS16.
174 * config/mips/mips.c (mips_llsc): Delete.
175 (mips_handle_option): Remove -mllsc handling.
176 (mips_strip_unspec_address): Tweak comment.
177 * config/mips/mips.opt (mllsc): Use a target mask.
179 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
181 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
182 word_mode as well as Pmode.
184 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
186 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
187 parameters from word_mode to the subword type if such a truncation
190 2007-09-23 Jakub Jelinek <jakub@redhat.com>
192 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
193 * configure: Regenerated.
195 2007-09-23 Jan Hubicka <jh@suse.cz>
197 * params.def (INLINE_CALL_COST): Set to 12.
198 * invoke.texi (inline-call-cost): Update default value.
200 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
202 * config/alpha/alpha.md (movti): Use operand_subword for the split.
204 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
205 Revital Eres <eres@il.ibm.com>
207 * modulo-sched.c (doloop_register_get): Rewrite the loop which
208 checks whether the count_reg is found outside the control part.
210 2007-09-23 Jakub Jelinek <jakub@redhat.com>
212 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
213 instead of checking CALL_EXPR_FN directly to test for builtins.
214 If error or warning attributes are present, print
216 * c-common.c (handle_error_attribute): New function.
217 (c_common_attribute_table): Add error and warning
219 * doc/extend.texi: Document error and warning attributes.
221 * tree.h (block_nonartificial_location): New prototype.
222 * tree.c (block_nonartificial_location): New function.
223 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
224 if artificial attribute is present on abstract inline decl.
225 * c-common.c (handle_artificial_attribute): New function.
226 (c_common_attribute_table): Add artificial attribute.
227 * final.c (override_filename, override_linenum): New variables.
228 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
229 and override_linenum if inside of a block inlined from
230 __attribute__((__artificial__)) function.
231 (notice_source_line): Honor override_filename and override_linenum.
232 * doc/extend.texi: Document __attribute__((__artificial__)).
233 * config/i386/emmintrin.h: Add __artificial__ attribute to
234 all __always_inline__ functions.
235 * config/i386/mmintrin.h: Likewise.
236 * config/i386/tmmintrin.h: Likewise.
237 * config/i386/mm3dnow.h: Likewise.
238 * config/i386/pmmintrin.h: Likewise.
239 * config/i386/ammintrin.h: Likewise.
240 * config/i386/xmmintrin.h: Likewise.
241 * config/i386/smmintrin.h: Likewise.
242 * config/i386/bmmintrin.h: Likewise.
243 * config/i386/mmintrin-common.h: Likewise.
246 * expr.c (expand_constructor): New function.
247 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
248 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
251 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
253 * config/mips/mips.c (dump_constants_1): Generalize to include
254 fractional and accumulator modes.
256 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
258 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
259 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
261 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
262 TARGET_HARD_FLOAT when testing whether -mpaired-single is
264 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
266 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
268 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
269 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
271 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
272 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
273 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
275 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
277 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
278 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
279 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
281 2007-09-22 Jason Merrill <jason@redhat.com>
284 * attribs.c (lookup_attribute_spec): Split out...
285 (decl_attributes): From here.
286 * tree.h: Declare it.
288 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
290 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
292 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
294 * tree-inline.c (remap_type_1): Correctly chain variants.
296 2007-09-22 Richard Guenther <rguenther@suse.de>
298 PR tree-optimization/33146
299 * fold-const.c (fold_binary): Use the original tree
301 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
304 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
307 * except.c (finish_eh_generation): Call commit_edge_insertions if
308 there are insns queued on the entry edge.
309 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
312 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
314 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
316 2007-09-19 Michael Meissner <michael.meissner@amd.com>
318 * gcc/config/i386/i386.c: Delete trailing whitespace.
319 * gcc/config/i386/i386.h: Ditto.
320 * gcc/config/i386/bmmintrin.h: Ditto.
321 * gcc/config/i386/sync.md: Ditto.
322 * gcc/config/i386/ppro.md: Ditto.
323 * gcc/config/i386/mmx.md: Ditto.
324 * gcc/config/i386/constraints.md: Ditto.
325 * gcc/config/i386/sse.md: Ditto.
326 * gcc/config/i386/athlon.md: Ditto.
327 * gcc/config/i386/i386.md: Ditto.
329 2007-09-21 Richard Guenther <rguenther@suse.de>
331 PR tree-optimization/33508
332 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
333 quadratic loop by keeping a bitmap of variables we have
334 to clobber all subvariables for.
335 (set_initial_properties): Likewise.
337 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
339 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
341 2007-09-20 Nigel Stephens <nigel@mips.com>
342 Chao-ying Fu <fu@mips.com>
344 * c-decl.c (finish_declspecs): When _Sat is used without
345 _Fract or _Accum, set the default type to cts_fract.
346 This avoids a warning of "type defaults to int".
348 2007-09-20 Joseph Myers <joseph@codesourcery.com>
350 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
351 bit-fields wider than one bit.
353 2007-09-20 Jakub Jelinek <jakub@redhat.com>
356 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
358 * dbxout.c (dbxout_type): Likewise.
362 * gimplify.c (gimplify_vla_decl): New function.
363 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
365 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
367 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
369 * doc/invoke.texi (-minterlink-mips16): Document.
370 * config/mips/mips.opt (minterlink-mips16): New option.
371 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
374 2007-09-20 Joseph Myers <joseph@codesourcery.com>
376 * doc/extend.texi (Attribute Syntax): Remove old speculative
379 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
381 * combine.c: Include cgraph.h.
382 (setup_incoming_promotions): Rework to allow more aggressive
383 elimination of sign extensions when all call sites of the
384 current function are known to lie within the current unit.
386 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
388 * dse.c (find_shift_sequence): No-op rework of control flow.
390 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
392 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
393 GPR for DCmode on 64-bit targets. Remove redundant fallback.
395 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
397 * cfgexpand.c (dump_stack_var_partition): Use the correct
398 index for the offset.
400 2007-09-19 Joseph Myers <joseph@codesourcery.com>
402 * config/mips/sde.h: Switch to GPLv3.
404 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
406 * tree-sra.c (decide_block_copy): Decide if there are groups.
408 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
410 * config/m68k/m68k.c (output_move_himode): Remove jump table
412 config/m68k/m68k.md (lea): Likewise.
413 * config/m68k/m68k.c (print_operand_address): Use simple pc
416 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
418 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
419 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
421 (asm_insn_count): Pass template as second argument to it.
422 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
423 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
424 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
425 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
426 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
427 (sh_insn_length_adjustment): Pass template as second argument to it.
428 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
430 * config/bfin/bfin.md (define_asm_attributes): New.
432 2007-09-19 Jie Zhang <jie.zhang@analog.com>
434 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
436 * config/bfin/print-sysroot-suffix.sh: New.
437 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
438 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
439 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
440 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
441 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
442 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
443 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
444 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
445 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
446 (linux-sysroot-suffix.h): New target.
447 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
448 (mspecld-anomaly): Likewise.
449 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
450 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
451 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
452 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
453 (bfin_si_revision): Declare.
454 (bfin_workarounds): Declare.
455 (WA_SPECULATIVE_LOADS): Define.
456 (ENABLE_WA_SPECULATIVE_LOADS): Define.
457 (WA_SPECULATIVE_SYNCS): Define.
458 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
459 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
460 (LIB_SPEC): Add %s to the linker scripts.
461 Use proper linker script for bf522, bf525, bf527,
462 bf538, bf539, bf542, bf544, bf548, and bf549.
463 * config/bfin/bfin.c (bfin_si_revision): Define.
464 (bfin_workarounds): Define.
465 (struct bfin_cpu): New.
467 (bfin_handle_option): Handle silicon revision part of -mcpu option.
468 (override_options): Set bfin_workarounds.
469 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
470 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
471 ENABLE_WA_SPECULATIVE_LOADS.
472 (bfin_reorg): Likewise.
473 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
474 macros for bf522, bf525, bf527, bf538, bf539,
475 bf542, bf544, bf548, and bf549.
476 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
477 Don't define __ID_SHARED_LIB__ when -msep-data.
478 (TARGET_DEFAULT): Define as 0.
479 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
480 * doc/invoke.texi (Blackfin Options): Document silicon
481 revision part of -mcpu option and it now accepts bf522, bf525,
482 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
484 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
486 * alias.c (memory_modified_1): Deconstify.
487 (memory_modified_in_insn_p): Don't use const_note_stores.
488 * rtl.h (const_note_stores): Delete.
489 * rtlanal.c (const_note_stores): Likewise.
491 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
493 * dse.c (find_shift_sequence): Temporarily revert to forbidding
496 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
500 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
501 (addsi_small_int): Likewise.
502 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
503 (one_cmplsi2): Likewise.
505 (enter_func): Expand insn using hard_frame_pointer_rtx and
508 * config/fr30/fr30.c (fr30_expand_prologue): Check for
509 hard_frame_pointer_rtx instead of using REGNO() check.
510 Properly sign extend GEN_INT() argument.
512 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
514 * config/m68k/m68k.c (override_options): Remove USE_GAS,
516 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
517 alternatives with just jcc.
518 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
519 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
520 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
521 dbge_hi, dbge_si): Likewise.
523 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
525 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
526 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
527 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
528 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
529 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
531 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
533 * config/m68k/m68k-devices.def (51qe): New device.
534 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
535 to all uses of FL_FOR_isa_c for compatibility.
536 (all_microarchs): Add cfv1 microarchitecture.
537 (m68k_handle_option): Handle m51qe option.
538 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
539 (TUNE_CFV1): New macro.
540 (enum uarch_type): Add ucfv1.
541 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
543 2007-09-18 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/31863
546 * tree-ssa-structalias.c (create_variable_info_for): Always
549 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
551 * opts.c (decode_options): Enable vectorization under -O3.
553 2007-09-18 Richard Guenther <rguenther@suse.de>
555 PR tree-optimization/33340
556 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
557 SSA_NAMEs that occur in abnormal PHI nodes.
559 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
561 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
562 Don't use const_get_call_expr_in.
563 * tree-gimple.c (const_get_call_expr_in): Delete.
564 * tree-gimple.h (const_get_call_expr_in): Likewise.
566 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
568 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
569 not yet have a basic block.
570 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
572 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
574 * config/mips/mips.c (mips_file_start): Add ".previous" directives
577 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
579 * config/mips/mips.c (mips_output_mi_thunk): Use
580 mips_function_ok_for_sibcall and const_call_insn_operand
581 to determine if a direct sibcall is allowed. Use
582 mips_classify_symbol to determine a global pointer is needed.
584 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
586 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
588 2007-09-17 Chao-ying Fu <fu@mips.com>
589 Nigel Stephens <nigel@mips.com>
591 * config/fixed-bit.h: New file.
592 * config/fixed-bit.c: New file.
593 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
595 2007-09-18 Jakub Jelinek <jakub@redhat.com>
597 * c-format.h (format_kind_info): Add alloc_char field.
598 * c-format.c (scanf_flag_specs): Add 'm'.
599 (scanf_flag_pairs): Add 'a', 'm' pair.
600 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
601 (format_types_orig): Add alloc_char fields.
602 (check_format_info_main): Rename aflag to alloc_flag.
603 Handle fki->alloc_char. modifier after width and before length
604 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
605 length modifiers as well.
606 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
609 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
610 returned by build_call_expr.
612 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
614 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
615 NULL for variable-sized records too.
616 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
618 2007-09-17 Tom Tromey <tromey@redhat.com>
620 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
621 (c_builtin_function): Likewise.
622 (grokdeclarator): Likewise.
624 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
626 PR rtl-optimization/26449
627 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
628 (seq_insns_valid_p): Removed.
630 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
632 * tree-nomudflap.c (gate_mudflap): New static function.
633 (pass_mudflap_1): Use it as gate function.
634 (pass_mudflap_2): Likewise.
636 2007-09-17 Jan Hubicka <jh@suse.cz>
640 * loop-invariant.c (move_invariant_reg): Unshare sequence.
642 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
644 PR tree-optimization/33319
645 * tree-vect-analyze.c (vect_same_range_drs): New.
646 (vect_vfa_range_equal): New.
647 (vect_is_duplicate_ddr): Removed.
648 (vect_mark_for_runtime_alias_test): Do not perform marking when
649 optimizing for size or max_param for alias checking is zero.
650 Move the function before vect_analyze_data_ref_dependence.
651 (vect_analyze_data_ref_dependence): Add call to
652 vect_mark_for_runtime_alias_test in two cases when dependence
654 (vect_analyze_data_ref_dependences): Do not call to
655 vect_mark_for_runtime_alias_test.
656 (vect_prune_runtime_alias_test_list): New.
657 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
658 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
659 Update vec_outside_cost.
660 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
661 (vect_create_cond_for_alias_checks): Build the base address of data
662 reference from DR_GROUP_FIRST_DR.
663 (vect_loop_versioning): New.
664 (vect_transform_loop): Add a call to vect_loop_versioning.
665 Remove factored out code.
667 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
670 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
673 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
675 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
676 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
677 Fix the call to insn_rtx_cost. Skip access sizes that require a
678 real truncation of the store register. Use convert_move instead
679 of gen_lowpart when narrowing the result.
680 (replace_read): Use convert_move instead of gen_lowpart when
681 narrowing the store rhs.
683 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
685 * config/mips/mips.md (SHORT): Fix long line.
686 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
687 to QImode and HImode.
689 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
691 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
693 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
695 * tree-parloops.c: New file.
696 * tree-ssa-operands.h (free_stmt_operands): Declare.
697 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
699 * tree-pass.h (pass_parallelize_loops): Declare.
700 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
702 (build_omp_regions_1): Allow analysing just a single OMP region and
704 ( build_omp_regions_root, omp_expand_local): New functions.
705 (build_omp_regions): Add argument to build_omp_regions_1 call.
706 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
707 autoparallelization is run.
708 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
709 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
710 pass_parallelize_loops): New.
711 * common.opt (ftree-parallelize-loops): New.
712 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
713 parallelize_loops): Declare.
714 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
715 * Makefile.in (tree-parloops.o): Added.
716 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
718 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
719 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
720 one extra edge as well.
721 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
722 Use VEC_free to free doms vector.
723 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
724 operands. Recompute operand caches in the new function.
725 (move_sese_region_to_fn): Update loop info.
726 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
727 * tree-ssa-operands.c (free_stmt_operands): New function.
729 * doc/passes.texi: Document autoparallelization.
730 * doc/invoke.texi (-ftree-parallelize-loops): New option.
732 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
735 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
738 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
740 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
742 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
743 get_vectype_for_scalar_type succeeded.
744 (vectorizable_conversion): Likewise.
746 2007-09-14 Jan Hubicka <jh@suse.cz>
748 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
751 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
755 register when operands[2] equals operands[1].
756 (remainderxf3): Ditto.
758 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
759 Nigel Stephens <nigel@mips.com>
761 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
762 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
763 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
765 (_Unwind_ForcedUnwind): Likewise.
766 (_Unwind_Resume): Likewise.
767 (_Unwind_Resume_or_Rethrow): Likewise.
768 (_Unwind_Backtrace): Likewise.
769 (_Unwind_SjLj_RaiseException): Likewise.
770 (_Unwind_SjLj_ForcedUnwind): Likewise.
771 (_Unwind_SjLj_Resume): Likewise.
772 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
773 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
775 (_Unwind_ForcedUnwind): Likewise.
776 (_Unwind_Resume): Likewise.
777 (_Unwind_Resume_or_Rethrow): Likewise.
778 (_Unwind_Backtrace): Likewise.
779 * unwind-compat.c (_Unwind_Backtrace): Likewise.
780 (_Unwind_ForcedUnwind): Likewise.
781 (_Unwind_RaiseException): Likewise.
782 (_Unwind_Resume): Likewise.
783 (_Unwind_Resume_or_Rethrow): Likewise.
785 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
786 nomips16 mode when IN_LIBGCC2 with hard float.
788 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
790 * config/mips/sdemtk.opt: Update to GPLv3.
791 * config/mips/sdemtk.h: Likewise.
793 2007-09-14 Nigel Stephens <nigel@mips.com>
795 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
796 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
797 for mipsisa32-*-linux*.
799 2007-09-14 Nigel Stephens <nigel@mips.com>
800 David Ung <davidu@mips.com>
801 Thiemo Seufer <ths@mips.com>
802 Richard Sandiford <richard@codesourcery.com>
804 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
805 * configure.ac: Add a mipssde threading type.
806 * configure: Regenerate.
807 * config/mips/sdemtk.h: New file.
808 * config/mips/t-sdemtk: Likewise.
809 * config/mips/sdemtk.opt: Likewise.
810 * gthr-mipssde.h: Likewise.
811 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
812 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
813 (MIPS_ICACHE_SYNC): New macro, split from ...
814 * config/mips/mips.md (clear_cache): ...here.
815 * config/mips/mips.c (mips_save_reg_p): Check
816 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
817 (build_mips16_function_stub): Use targetm.strip_name_encoding.
818 (build_mips16_call_stub): Likewise.
820 2007-09-14 Richard Sandiford <richard@codesourcery.com>
822 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
824 2007-09-14 Jakub Jelinek <jakub@redhat.com>
827 * config/ia64/ia64.c (find_gr_spill): Don't decrement
828 current_frame_info.n_local_regs. Don't return emitted local
830 (ia64_compute_frame_size): Improve unwind hack to put
831 RP, PFS, FP in that order by allowing some of the registers
832 been already emitted, as long as they are emitted to the
835 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
837 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
838 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
839 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
841 2007-09-13 Eric Christopher <echristo@apple.com>
842 Kenneth Zadeck <zadeck@naturalbridge.com>
844 * dse.c (find_shift_sequence): New function.
845 (replace_read): Add case to remove read if it requires shift.
846 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
848 2007-09-13 Tom Tromey <tromey@redhat.com>
850 * c-common.c (fname_as_string): Update.
851 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
852 (c_lex_one_token): Update. Add 'parser' argument.
853 (c_parser_simple_asm_expr): Update.
854 (c_parser_attributes): Update.
855 (c_parser_asm_statement): Update.
856 (c_parser_asm_operands): Update.
857 (c_parser_peek_token): Update.
858 (c_parser_peek_2nd_token): Update.
859 * c-lex.c (c_lex_string_translate): Remove.
860 (c_lex_return_raw_strings): Likewise.
861 (c_lex_with_flags): Added 'lex_flags' argument.
862 (lex_string): Added 'translate' argument.
863 * c-pragma.h (c_lex_with_flags): Update.
864 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
865 (C_LEX_STRING_NO_TRANSLATE): New define.
866 (C_LEX_RAW_STRINGS): Likewise.
868 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
871 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
872 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
873 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
874 (bfin_init_builtins): Initialize __builtin_bfin_ones,
875 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
876 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
877 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
878 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
879 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
880 (bdesc_1arg): Add __builtin_bfin_ones.
881 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
882 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
883 and __builtin_bfin_csqu_fr16.
884 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
885 (ones): New define_insn.
886 (ssaddhi3_parts): New define_insn.
887 (sssubhi3_parts): New define_insn.
888 (flag_mulhi_parts): New define_insn.
890 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
892 * common.opt (femit-class-debug-always): Turn off by default.
894 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
896 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
897 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
899 2007-09-13 James E. Wilson <wilson@specifix.com>
901 PR tree-optimization/33389
902 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
903 then set build_loads before returning.
905 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
906 David Ung <davidu@mips.com>
908 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
909 {d}addiu and a negative immediate such that it works with MIPS16
912 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
915 * configure.ac (ld_vers): Support Linux linker.
916 * configure: Regenerated.
918 2007-09-13 Richard Sandiford <richard@codesourcery.com>
919 Sandra Loosemore <sandra@codesourcery.com>
921 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
922 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
923 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
924 nomips16 into decl attributes.
925 (TARGET_INSERT_ATTRIBUTES): Override.
926 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
927 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
928 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
929 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
930 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
931 (mips_use_mips16_mode_p): Reimplement as a function that takes
932 a decl and considers only decl attributes. If the decl is nested
933 function, use its parent attributes.
934 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
935 instead of SYMBOL_REF_MIPS16_FUNC_P.
936 (mips_set_mips16_mode): Move call to sorry here from old
937 mips_use_mips16_mode_p.
938 (mflip_mips16_entry): New structure.
939 (mflip_mips16_htab): New variable.
940 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
941 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
942 (mips_merge_decl_attributes): New function.
943 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
944 Use mips_use_mips16_mode_p.
945 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
946 SYMBOL_REF_MIPS16_FUNC_P.
947 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
949 2007-09-13 Richard Sandiford <richard@codesourcery.com>
951 * c-parser.c (c_parser_struct_declaration): Check for a null return.
953 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
956 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
958 2007-09-12 Michael Meissner <michael.meissner@amd.com>
959 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
960 Tony Linthicum <tony.linthicum@amd.com>
962 * tree.h (function_args_iterator): New type to iterate over
964 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
965 function arguments providing a pointer to the argument.
966 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
967 function arguments providing the argument.
968 (function_args_iter_init): Inline function to initialize
969 function_args_iterator.
970 (function_args_iter_cond_ptr): Inline function to return the next
971 pointer to hold the argument.
972 (function_args_iter_cond): Inline function to return the next
974 (function_args_iter_cond_next): Advance the function args
976 (stdarg_p): New function, return true if variable argument
978 (prototype_p): New function, return true if function is
980 (function_args_count): New function, count the number of arguments
983 * tree.c (stdarg_p): New function, return true if variable
985 (prototype_p): New function, return true if function is
988 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
989 (TARGET_ROUND): New macro for the round/ptest instructions which
990 are shared between SSE4.1 and SSE5.
991 (OPTION_MASK_ISA_ROUND): Ditto.
992 (OPTION_ISA_ROUND): Ditto.
993 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
994 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
996 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
997 (-mfused-madd): New switch to give users control over whether the
998 compiler optimizes to use the multiply/add SSE5 instructions.
1000 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
1001 m_ATHLON_K8_AMDFAM10, and change all uses.
1002 (enum pta_flags): Add PTA_SSE5.
1003 (ix86_handle_option): Turn off 3dnow if -msse5.
1004 (override_options): Add SSE5 support.
1005 (print_operand): %Y prints comparison codes for SSE5 com/pcom
1007 (ix86_expand_sse_movcc): Add SSE5 support.
1008 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
1009 vector type to the next largest size.
1010 (ix86_expand_sse5_pack): New function to use pperm to pack a
1011 vector type to the next smallest size.
1012 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
1013 (IX86_BUILTIN_FMADDSD): Ditto.
1014 (IX86_BUILTIN_FMADDPS): Ditto.
1015 (IX86_BUILTIN_FMADDPD): Ditto.
1016 (IX86_BUILTIN_FMSUBSS): Ditto.
1017 (IX86_BUILTIN_FMSUBSD): Ditto.
1018 (IX86_BUILTIN_FMSUBPS): Ditto.
1019 (IX86_BUILTIN_FMSUBPD): Ditto.
1020 (IX86_BUILTIN_FNMADDSS): Ditto.
1021 (IX86_BUILTIN_FNMADDSD): Ditto.
1022 (IX86_BUILTIN_FNMADDPS): Ditto.
1023 (IX86_BUILTIN_FNMADDPD): Ditto.
1024 (IX86_BUILTIN_FNMSUBSS): Ditto.
1025 (IX86_BUILTIN_FNMSUBSD): Ditto.
1026 (IX86_BUILTIN_FNMSUBPS): Ditto.
1027 (IX86_BUILTIN_FNMSUBPD): Ditto.
1028 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
1029 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
1030 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
1031 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
1032 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
1033 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
1034 (IX86_BUILTIN_PPERM): Ditto.
1035 (IX86_BUILTIN_PERMPS): Ditto.
1036 (IX86_BUILTIN_PERMPD): Ditto.
1037 (IX86_BUILTIN_PMACSSWW): Ditto.
1038 (IX86_BUILTIN_PMACSWW): Ditto.
1039 (IX86_BUILTIN_PMACSSWD): Ditto.
1040 (IX86_BUILTIN_PMACSWD): Ditto.
1041 (IX86_BUILTIN_PMACSSDD): Ditto.
1042 (IX86_BUILTIN_PMACSDD): Ditto.
1043 (IX86_BUILTIN_PMACSSDQL): Ditto.
1044 (IX86_BUILTIN_PMACSSDQH): Ditto.
1045 (IX86_BUILTIN_PMACSDQL): Ditto.
1046 (IX86_BUILTIN_PMACSDQH): Ditto.
1047 (IX86_BUILTIN_PMADCSSWD): Ditto.
1048 (IX86_BUILTIN_PMADCSWD): Ditto.
1049 (IX86_BUILTIN_PHADDBW): Ditto.
1050 (IX86_BUILTIN_PHADDBD): Ditto.
1051 (IX86_BUILTIN_PHADDBQ): Ditto.
1052 (IX86_BUILTIN_PHADDWD): Ditto.
1053 (IX86_BUILTIN_PHADDWQ): Ditto.
1054 (IX86_BUILTIN_PHADDDQ): Ditto.
1055 (IX86_BUILTIN_PHADDUBW): Ditto.
1056 (IX86_BUILTIN_PHADDUBD): Ditto.
1057 (IX86_BUILTIN_PHADDUBQ): Ditto.
1058 (IX86_BUILTIN_PHADDUWD): Ditto.
1059 (IX86_BUILTIN_PHADDUWQ): Ditto.
1060 (IX86_BUILTIN_PHADDUDQ): Ditto.
1061 (IX86_BUILTIN_PHSUBBW): Ditto.
1062 (IX86_BUILTIN_PHSUBWD): Ditto.
1063 (IX86_BUILTIN_PHSUBDQ): Ditto.
1064 (IX86_BUILTIN_PROTB): Ditto.
1065 (IX86_BUILTIN_PROTW): Ditto.
1066 (IX86_BUILTIN_PROTD): Ditto.
1067 (IX86_BUILTIN_PROTQ): Ditto.
1068 (IX86_BUILTIN_PROTB_IMM): Ditto.
1069 (IX86_BUILTIN_PROTW_IMM): Ditto.
1070 (IX86_BUILTIN_PROTD_IMM): Ditto.
1071 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1072 (IX86_BUILTIN_PSHLB): Ditto.
1073 (IX86_BUILTIN_PSHLW): Ditto.
1074 (IX86_BUILTIN_PSHLD): Ditto.
1075 (IX86_BUILTIN_PSHLQ): Ditto.
1076 (IX86_BUILTIN_PSHAB): Ditto.
1077 (IX86_BUILTIN_PSHAW): Ditto.
1078 (IX86_BUILTIN_PSHAD): Ditto.
1079 (IX86_BUILTIN_PSHAQ): Ditto.
1080 (IX86_BUILTIN_FRCZSS): Ditto.
1081 (IX86_BUILTIN_FRCZSD): Ditto.
1082 (IX86_BUILTIN_FRCZPS): Ditto.
1083 (IX86_BUILTIN_FRCZPD): Ditto.
1084 (IX86_BUILTIN_CVTPH2PS): Ditto.
1085 (IX86_BUILTIN_CVTPS2PH): Ditto.
1086 (IX86_BUILTIN_COMEQSS): Ditto.
1087 (IX86_BUILTIN_COMNESS): Ditto.
1088 (IX86_BUILTIN_COMLTSS): Ditto.
1089 (IX86_BUILTIN_COMLESS): Ditto.
1090 (IX86_BUILTIN_COMGTSS): Ditto.
1091 (IX86_BUILTIN_COMGESS): Ditto.
1092 (IX86_BUILTIN_COMUEQSS): Ditto.
1093 (IX86_BUILTIN_COMUNESS): Ditto.
1094 (IX86_BUILTIN_COMULTSS): Ditto.
1095 (IX86_BUILTIN_COMULESS): Ditto.
1096 (IX86_BUILTIN_COMUGTSS): Ditto.
1097 (IX86_BUILTIN_COMUGESS): Ditto.
1098 (IX86_BUILTIN_COMORDSS): Ditto.
1099 (IX86_BUILTIN_COMUNORDSS): Ditto.
1100 (IX86_BUILTIN_COMFALSESS): Ditto.
1101 (IX86_BUILTIN_COMTRUESS): Ditto.
1102 (IX86_BUILTIN_COMEQSD): Ditto.
1103 (IX86_BUILTIN_COMNESD): Ditto.
1104 (IX86_BUILTIN_COMLTSD): Ditto.
1105 (IX86_BUILTIN_COMLESD): Ditto.
1106 (IX86_BUILTIN_COMGTSD): Ditto.
1107 (IX86_BUILTIN_COMGESD): Ditto.
1108 (IX86_BUILTIN_COMUEQSD): Ditto.
1109 (IX86_BUILTIN_COMUNESD): Ditto.
1110 (IX86_BUILTIN_COMULTSD): Ditto.
1111 (IX86_BUILTIN_COMULESD): Ditto.
1112 (IX86_BUILTIN_COMUGTSD): Ditto.
1113 (IX86_BUILTIN_COMUGESD): Ditto.
1114 (IX86_BUILTIN_COMORDSD): Ditto.
1115 (IX86_BUILTIN_COMUNORDSD): Ditto.
1116 (IX86_BUILTIN_COMFALSESD): Ditto.
1117 (IX86_BUILTIN_COMTRUESD): Ditto.
1118 (IX86_BUILTIN_COMEQPS): Ditto.
1119 (IX86_BUILTIN_COMNEPS): Ditto.
1120 (IX86_BUILTIN_COMLTPS): Ditto.
1121 (IX86_BUILTIN_COMLEPS): Ditto.
1122 (IX86_BUILTIN_COMGTPS): Ditto.
1123 (IX86_BUILTIN_COMGEPS): Ditto.
1124 (IX86_BUILTIN_COMUEQPS): Ditto.
1125 (IX86_BUILTIN_COMUNEPS): Ditto.
1126 (IX86_BUILTIN_COMULTPS): Ditto.
1127 (IX86_BUILTIN_COMULEPS): Ditto.
1128 (IX86_BUILTIN_COMUGTPS): Ditto.
1129 (IX86_BUILTIN_COMUGEPS): Ditto.
1130 (IX86_BUILTIN_COMORDPS): Ditto.
1131 (IX86_BUILTIN_COMUNORDPS): Ditto.
1132 (IX86_BUILTIN_COMFALSEPS): Ditto.
1133 (IX86_BUILTIN_COMTRUEPS): Ditto.
1134 (IX86_BUILTIN_COMEQPD): Ditto.
1135 (IX86_BUILTIN_COMNEPD): Ditto.
1136 (IX86_BUILTIN_COMLTPD): Ditto.
1137 (IX86_BUILTIN_COMLEPD): Ditto.
1138 (IX86_BUILTIN_COMGTPD): Ditto.
1139 (IX86_BUILTIN_COMGEPD): Ditto.
1140 (IX86_BUILTIN_COMUEQPD): Ditto.
1141 (IX86_BUILTIN_COMUNEPD): Ditto.
1142 (IX86_BUILTIN_COMULTPD): Ditto.
1143 (IX86_BUILTIN_COMULEPD): Ditto.
1144 (IX86_BUILTIN_COMUGTPD): Ditto.
1145 (IX86_BUILTIN_COMUGEPD): Ditto.
1146 (IX86_BUILTIN_COMORDPD): Ditto.
1147 (IX86_BUILTIN_COMUNORDPD): Ditto.
1148 (IX86_BUILTIN_COMFALSEPD): Ditto.
1149 (IX86_BUILTIN_COMTRUEPD): Ditto.
1150 (IX86_BUILTIN_PCOMEQUB): Ditto.
1151 (IX86_BUILTIN_PCOMNEUB): Ditto.
1152 (IX86_BUILTIN_PCOMLTUB): Ditto.
1153 (IX86_BUILTIN_PCOMLEUB): Ditto.
1154 (IX86_BUILTIN_PCOMGTUB): Ditto.
1155 (IX86_BUILTIN_PCOMGEUB): Ditto.
1156 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1157 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1158 (IX86_BUILTIN_PCOMEQUW): Ditto.
1159 (IX86_BUILTIN_PCOMNEUW): Ditto.
1160 (IX86_BUILTIN_PCOMLTUW): Ditto.
1161 (IX86_BUILTIN_PCOMLEUW): Ditto.
1162 (IX86_BUILTIN_PCOMGTUW): Ditto.
1163 (IX86_BUILTIN_PCOMGEUW): Ditto.
1164 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1165 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1166 (IX86_BUILTIN_PCOMEQUD): Ditto.
1167 (IX86_BUILTIN_PCOMNEUD): Ditto.
1168 (IX86_BUILTIN_PCOMLTUD): Ditto.
1169 (IX86_BUILTIN_PCOMLEUD): Ditto.
1170 (IX86_BUILTIN_PCOMGTUD): Ditto.
1171 (IX86_BUILTIN_PCOMGEUD): Ditto.
1172 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1173 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1174 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1175 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1176 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1177 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1178 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1179 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1180 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1181 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1182 (IX86_BUILTIN_PCOMEQB): Ditto.
1183 (IX86_BUILTIN_PCOMNEB): Ditto.
1184 (IX86_BUILTIN_PCOMLTB): Ditto.
1185 (IX86_BUILTIN_PCOMLEB): Ditto.
1186 (IX86_BUILTIN_PCOMGTB): Ditto.
1187 (IX86_BUILTIN_PCOMGEB): Ditto.
1188 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1189 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1190 (IX86_BUILTIN_PCOMEQW): Ditto.
1191 (IX86_BUILTIN_PCOMNEW): Ditto.
1192 (IX86_BUILTIN_PCOMLTW): Ditto.
1193 (IX86_BUILTIN_PCOMLEW): Ditto.
1194 (IX86_BUILTIN_PCOMGTW): Ditto.
1195 (IX86_BUILTIN_PCOMGEW): Ditto.
1196 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1197 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1198 (IX86_BUILTIN_PCOMEQD): Ditto.
1199 (IX86_BUILTIN_PCOMNED): Ditto.
1200 (IX86_BUILTIN_PCOMLTD): Ditto.
1201 (IX86_BUILTIN_PCOMLED): Ditto.
1202 (IX86_BUILTIN_PCOMGTD): Ditto.
1203 (IX86_BUILTIN_PCOMGED): Ditto.
1204 (IX86_BUILTIN_PCOMFALSED): Ditto.
1205 (IX86_BUILTIN_PCOMTRUED): Ditto.
1206 (IX86_BUILTIN_PCOMEQQ): Ditto.
1207 (IX86_BUILTIN_PCOMNEQ): Ditto.
1208 (IX86_BUILTIN_PCOMLTQ): Ditto.
1209 (IX86_BUILTIN_PCOMLEQ): Ditto.
1210 (IX86_BUILTIN_PCOMGTQ): Ditto.
1211 (IX86_BUILTIN_PCOMGEQ): Ditto.
1212 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1213 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1214 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1215 OPTION_MASK_ISA_ROUND for instructions that are shared between
1217 (bdesc_2arg): Ditto.
1218 (bdesc_sse_3arg): Ditto.
1219 (enum multi_arg_type): New enum for describing the various SSE5
1220 intrinsic argument types.
1221 (bdesc_multi_arg): New table for SSE5 intrinsics.
1222 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1223 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1225 (ix86_expand_builtin): Add SSE5 intrinsic support.
1226 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1227 operand instructions.
1228 (ix86_expand_sse5_multiple_memory): New function to split the
1229 second memory reference from SSE5 instructions.
1230 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1231 (ix86_return_pops_args): Use stdarg_p to determine if the function
1232 has variable arguments.
1233 (ix86_setup_incoming_varargs): Ditto.
1234 (x86_this_parameter): Ditto.
1236 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1238 (ix86_expand_sse5_pack): Ditto.
1239 (ix86_sse5_valid_op_p): Ditto.
1240 (ix86_expand_sse5_multiple_memory): Ditto.
1242 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1243 constant for SSE5 support.
1244 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1245 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1246 (UNSPEC_SSE5_PERMUTE): Ditto.
1247 (UNSPEC_SSE5_ASHIFT): Ditto.
1248 (UNSPEC_SSE5_LSHIFT): Ditto.
1249 (UNSPEC_FRCZ): Ditto.
1250 (UNSPEC_CVTPH2PS): Ditto.
1251 (UNSPEC_CVTPS2PH): Ditto.
1252 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1254 (COM_FALSE_S): Ditto.
1255 (COM_FALSE_P): Ditto.
1256 (COM_TRUE_S): Ditto.
1257 (COM_TRUE_P): Ditto.
1258 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1259 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1261 (memory attribute): Ditto.
1262 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1263 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1264 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1265 (floor<mode>2): Ditto.
1266 (ceil<mode>2): Ditto.
1267 (btrunc<mode>2): Ditto.
1268 (nearbyintdf2): Ditto.
1269 (nearbyintsf2): Ditto.
1270 (sse_setccsf): Disable if SSE5.
1271 (sse_setccdf): Ditto.
1272 (sse5_setcc<mode>): New support for SSE5 conditional move.
1273 (sse5_pcmov_<mode>): Ditto.
1275 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1277 (SSEMODEF2P): Ditto.
1278 (ssemodesuffixf4): New mode attribute for SSE5.
1279 (ssemodesuffixf2s): Ditto.
1280 (ssemodesuffixf2c): Ditto.
1281 (sserotatemax): Ditto.
1282 (ssescalarmode): Ditto.
1283 (sse_maskcmpv4sf3): Disable if SSE5.
1284 (sse_maskcmpv2df3): Ditto.
1285 (sse_vmmaskcmpv4sf3): Ditto.
1286 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1288 (sse5_vmfmadd<mode>4): Ditto.
1289 (sse5_fmsub<mode>4): Ditto.
1290 (sse5_vmfmsub<mode>4): Ditto.
1291 (sse5_fnmadd<mode>4): Ditto.
1292 (sse5_vmfnmadd<mode>4): Ditto.
1293 (sse5_fnmsub<mode>4): Ditto.
1294 (sse5_vmfnmsub<mode>4): Ditto.
1295 (sse5i_fmadd<mode>4): Ditto.
1296 (sse5i_fmsub<mode>4): Ditto.
1297 (sse5i_fnmadd<mode>4): Ditto.
1298 (sse5i_fnmsub<mode>4): Ditto.
1299 (sse5i_vmfmadd<mode>4): Ditto.
1300 (sse5i_vmfmsub<mode>4): Ditto.
1301 (sse5i_vmfnmadd<mode>4): Ditto.
1302 (sse5i_vmfnmsub<mode>4): Ditto.
1303 (mulv16qi3): Add SSE5 support.
1305 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1306 (sse2_mulv4si3): Disable if SSE5.
1307 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1308 (sse4_1_roundps): Ditto.
1309 (sse4_1_roundsd): Ditto.
1310 (sse4_1_roundss): Ditto.
1311 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1313 (sse_maskcmpsf3): Ditto.
1314 (sse_vmmaskcmpv4sf3): Ditto.
1315 (sse2_maskcmpv2df3): Ditto.
1316 (sse2_maskcmpdf3): Ditto.
1317 (sse2_vmmaskcmpv2df3): Ditto.
1318 (sse2_eq<mode>3): Ditto.
1319 (sse2_gt<mode>3): Ditto.
1320 (sse5_pcmov_<mode>): Add SSE5 support.
1321 (vec_unpacku_hi_v16qi): Ditto.
1322 (vec_unpacks_hi_v16qi): Ditto.
1323 (vec_unpacku_lo_v16qi): Ditto.
1324 (vec_unpacks_lo_v16qi): Ditto.
1325 (vec_unpacku_hi_v8hi): Ditto.
1326 (vec_unpacks_hi_v8hi): Ditto.
1327 (vec_unpacku_lo_v8hi): Ditto.
1328 (vec_unpacks_lo_v8hi): Ditto.
1329 (vec_unpacku_hi_v4si): Ditto.
1330 (vec_unpacks_hi_v4si): Ditto.
1331 (vec_unpacku_lo_v4si): Ditto.
1332 (vec_unpacks_lo_v4si): Ditto.
1333 (sse5_pmacsww): New SSE5 intrinsic insn.
1334 (sse5_pmacssww): Ditto.
1335 (sse5_pmacsdd): Ditto.
1336 (sse5_pmacssdd): Ditto.
1337 (sse5_pmacssdql): Ditto.
1338 (sse5_pmacssdqh): Ditto.
1339 (sse5_pmacsdqh): Ditto.
1340 (sse5_pmacsswd): Ditto.
1341 (sse5_pmacswd): Ditto.
1342 (sse5_pmadcsswd): Ditto.
1343 (sse5_pmadcswd): Ditto.
1344 (sse5_pcmov_<move>): Conditional move support on SSE5.
1345 (sse5_phaddbw): New SSE5 intrinsic insn.
1346 (sse5_phaddbd): Ditto.
1347 (sse5_phaddbq): Ditto.
1348 (sse5_phaddwd): Ditto.
1349 (sse5_phaddwq): Ditto.
1350 (sse5_phadddq): Ditto.
1351 (sse5_phaddubw): Ditto.
1352 (sse5_phaddubd): Ditto.
1353 (sse5_phaddubq): Ditto.
1354 (sse5_phadduwd): Ditto.
1355 (sse5_phadduwq): Ditto.
1356 (sse5_phaddudq): Ditto.
1357 (sse5_phsubbw): Ditto.
1358 (sse5_phsubwd): Ditto.
1359 (sse5_phsubdq): Ditto.
1360 (sse5_pperm): Ditto.
1361 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1362 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1363 (sse5_pperm_sign_v8hi_v4si): Ditto.
1364 (sse5_pperm_zero_v8hi_v4si): Ditto.
1365 (sse5_pperm_sign_v4si_v2di): Ditto.
1366 (sse5_pperm_sign_v4si_v2di): Ditto.
1367 (sse5_pperm_pack_v2di_v4si): Ditto.
1368 (sse5_pperm_pack_v4si_v8hi): Ditto.
1369 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1370 (sse5_perm<mode>): New SSE5 intrinsic insn.
1371 (rotl<mode>3): Ditto.
1372 (sse5_rotl<mode>3): Ditto.
1373 (sse5_ashl<mode>3): Ditto.
1374 (sse5_lshl<mode>3): Ditto.
1375 (sse5_frcz<mode>2): Ditto.
1376 (sse5s_frcz<mode>2): Ditto.
1377 (sse5_cvtph2ps): Ditto.
1378 (sse5_cvtps2ph): Ditto.
1379 (sse5_vmmaskcmp<mode>3): Ditto.
1380 (sse5_com_tf<mode>3): Ditto.
1381 (sse5_maskcmp<mode>3): Ditto.
1382 (sse5_maskcmp_uns<mode>3): Ditto.
1383 (sse5_maskcmp_uns2<mode>3): Ditto.
1384 (sse5_pcom_tf<mode>3): Ditto.
1386 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1388 (sse5_comparison_float_operator): New predicate to match the
1389 comparison operators supported by the SSE5 com instruction.
1390 (ix86_comparison_int_operator): New predicate to match just the
1391 signed int comparisons.
1392 (ix86_comparison_uns_operator): New predicate to match just the
1393 unsigned int comparisons.
1395 * doc/invoke.texi (-msse5): Add documentation.
1396 (-mfused-madd): Ditto.
1398 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1400 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1402 (x86_64-*-*): Ditto.
1404 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1406 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1407 intrinisics for SSE5.
1409 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1412 * config/i386/mmintrin-common.h: New file, to contain common
1413 instructions between SSE4.1 and SSE5.
1415 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1416 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1417 (gen_regparm_prefix): Ditto.
1419 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1420 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1421 prototype_p to determine if a function is prototyped.
1423 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1425 * config/dfp-bit.c (dfp_conversion_exception): New function.
1426 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1427 (DFP_TO_INT): Ditto.
1428 (INT_TO_DFP): Ditto.
1429 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1431 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1434 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1435 before sp restoration even when total_size is 0, but
1436 frame_pointer_needed.
1438 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1440 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1441 (xtensa_copy_incoming_a7): Use start_sequence instead of
1442 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1443 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1444 of the saveregs sequence.
1446 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1448 * c-tree.h (grokfield): Add a "tree *" argument.
1449 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1450 Chain nested decl attributes to it. Don't call decl_attributes here.
1451 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1452 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1453 (grokfield): Take a pointer to the decl's attributes and pass
1454 it to grokdeclarator.
1455 * c-parser.c (c_parser_struct_declaration): Update the calls to
1456 grokfield. Call decl_attributes for anonymous struct and union
1459 2007-09-12 Jan Hubicka <jh@suse.cz>
1461 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1463 2007-09-12 Ira Rosen <irar@il.ibm.com>
1465 PR tree-optimization/32377
1466 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1467 between positive and negative dependence distance using DDR_REVERSED_P.
1469 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1471 PR tree-optimization/33373
1472 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1473 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1475 2007-09-12 Jan Hubicka <jh@suse.cz>
1478 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1481 2007-09-12 Christian Bruel <christian.bruel@st.com>
1483 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1484 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1486 2007-09-12 Ira Rosen <irar@il.ibm.com>
1488 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1489 for oprnd1 if not required.
1490 (vectorizable_operation): Use scalar operand in SLP in case of
1491 shift with scalar argument.
1493 2007-09-12 Ira Rosen <irar@il.ibm.com>
1495 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1498 2007-09-11 James E. Wilson <wilson@specifix.com>
1500 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1501 TARGET_UNWIND_INFO is defined.
1502 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1505 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1507 * config/sh/sh.c (calc_live_regs): Use
1508 current_function_saves_all_registers instead of
1509 current_function_has_nonlocal_label.
1510 (sh_allocate_initial_value): Likewise.
1511 (sh_get_pr_initial_val): Likewise.
1512 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1513 * config/sh/sh.md (load_ra): Likewise.
1515 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1517 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1520 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1521 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1523 2007-09-12 Sa Liu <saliu@de.ibm.com>
1525 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1526 operands to DFmode GE or LE compares.
1528 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1530 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1531 REG_CLASS_NAMES): Add P0REGS.
1532 (REGNO_REG_CLASS): Return it where appropriate.
1533 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1534 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1535 * doc/md.texi (Blackfin family): Document 'q' constraints.
1537 2007-09-11 Steve Kenton <skenton@ou.edu>
1539 * pa/linux-unwind.h: Guard with inhibit_libc.
1540 * pa/hpux-unwind.h: Likewise.
1542 2007-09-11 David Daney <ddaney@avtrex.com>
1544 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1545 * doc/install.texi: Document new --with-llsc and --without-llsc
1547 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1548 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1549 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1551 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1552 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1553 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1554 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1555 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1556 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1557 * config/mips/mips.opt (mllsc): New option.
1558 * config/mips/mips.c (mips_llsc): Define variable.
1559 (mips_handle_option): Handle mllsc option.
1560 (override_options): Set mips_print_operand_punct for '|' and '-'.
1561 (print_operand): Add new %| and %- operand codes.
1562 * config/mips/mips.h (mips_llsc_setting): New enum type.
1563 (mips_llsc): Declare.
1564 (OPTION_DEFAULT_SPECS): Add llsc handling.
1565 (GENERATE_SYNC): New macro.
1566 (GENERATE_LL_SC): New macro.
1567 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1568 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1569 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1570 in %| and %- operand codes.
1572 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1574 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1575 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1577 2007-09-11 Jason Merrill <jason@redhat.com>
1580 * stor-layout.c (layout_decl): Do pack variable size fields.
1582 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1584 * config/m68k/predicates.md (movsi_const0_operand,
1585 non_symbolic_call_operand): New predicates.
1587 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1589 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1590 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1591 CW, CZ, CS, Ap and Ac.
1593 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1594 (constraints.md): New include.
1595 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1596 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1597 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1599 (pushdi): Add split.
1600 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1601 attributes. Split tstsi_internal_68020_cf from it.
1602 (tstsi_internal_68020_cf): New pattern.
1603 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1604 (tst<mode>_cf): Specify attributea.
1605 (cmpsi_cf): Name pattern. Specify attributes.
1606 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1607 (pushexthisi_const): Fix to use alternatives. Specify
1609 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1610 from it. Fix to use alternatives. Specify attributes.
1611 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1612 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1614 (movsf_cf_soft): Specify attributes.
1615 (movdf_cf_soft): Add split.
1616 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1617 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1618 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1619 (truncdfsf2_68881): Name pattern. Specify attributes.
1620 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1621 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1622 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1624 (addsi3_5200): Fix to use alternatives. Specify attributes.
1626 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1627 (subsi3): Add alternative for subq.l. Specify attributes.
1628 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1629 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1631 (umulhisi3): Specify attributes.
1632 (mulhisisi3_z): Name pattern. Specify attributes.
1633 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1634 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1635 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1636 bsetmemqi): Specify attributes.
1637 (bsetmemqi_ext): Name pattern. Specify attributes.
1638 (bclrmemqi): Specify attributes.
1639 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1640 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1642 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1643 pattern. Specify attributes.
1644 (jump): Specify attributes.
1645 (tablejump_internal): Name pattern. Specify attributes.
1646 (call_value): Split into non_symbolic_call_value,
1647 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1648 alternatives. Specify attributes.
1649 (non_symbolic_call_value, symbolic_call_value_jsr,
1650 symbolic_call_value_bsr): New patterns.
1651 (nop, return, unlink, indirect_jump): Specify attributes.
1652 (trap): Fix condition. Specify attributes.
1655 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1656 (override_options): Initialize it. Initialize m68k_sched_cpu.
1657 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1658 (const_method): Make global, rename to m68k_const_method.
1659 (const_int_cost, output_move_const_into_data_reg): Update.
1660 (output_move_double): Parametrize to emit rtl code, rename to
1662 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1663 emit_movsi): New static functions.
1664 (output_move_double): New function with semantics of old
1666 (m68k_emit_move_double): New function.
1667 (m68k_sched_cpu): New variable.
1668 (attr_op_type): New enum.
1669 (sched_guess_p): New variable.
1670 (sched_address_type, sched_operand_type, sched_attr_op_type):
1671 New static functions.
1672 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1673 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1674 (sched_branch_type): New static variable.
1675 (m68k_sched_branch_type): New function.
1676 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1677 (m68k_symbolic_call_var): Declare.
1678 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1679 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1680 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1681 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1684 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1686 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1687 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1688 error if __builtin_va_arg_pack_len () wasn't optimized out during
1690 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1691 with the number of inline's anonymous arguments.
1692 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1694 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1696 * fold-const.c (extract_muldiv_1): Do not simplify
1699 2007-09-11 Jan Hubicka <jh@suse.cz>
1701 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1702 (TARGET_INTER_UNIT_CONVERSIONS): New.
1703 * i386.md (floatsi expanders): Remove redundant check for SImode
1704 source; offload to memory when asked for.
1705 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1706 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1708 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1709 floatsidf2_mixed_memory, floatsidf2_sse_memory
1710 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1711 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1713 2007-09-11 Jan Hubicka <jh@suse.cz>
1715 * toplev.c (process_options): all frontends now do unit-at-a-time.
1716 * cgraphunit.c: update comments.
1717 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1718 * c-decl.c (finish_function): use cgraph_add_new_function.
1719 * function.c (expand_function_end): We are always unit-at-a-time.
1721 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1723 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1724 settings for MIPS16.
1725 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1727 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1729 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1730 SYMBOL_FORCE_TO_MEM constants.
1731 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1732 (mips16_rewrite_pool_refs_info): New structure.
1733 (mips16_rewrite_pool_constant): New function, split out from...
1734 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1735 mips16_rewrite_pool_refs_info structure rather than a pointer
1736 to a constant pool. Force force_to_mem_operands into memory.
1737 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1738 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1739 * config/mips/constraints.md (kf): New constraint.
1740 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1741 (*movsi_mips16): Likewise.
1743 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1744 Nigel Stephens <nigel@mips.com>
1745 David Ung <davidu@mips.com>
1747 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1748 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1749 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1750 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1751 (mips_zero_extend_cost): New functions.
1752 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1753 Use the new functions. Tweak many cost estimates, both here
1754 and in the new subroutines. Return false when the cost of the
1755 operands has not been calculated. Check for *clear_upper32.
1756 Check for floating-point multiply-add, reciprocal and rsqrt
1757 patterns. Handle comparison and rotation codes.
1759 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1761 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1763 * config/i386/i386.c (get_dllimport_decl): Don't strip
1766 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1769 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1770 declarations to top.
1771 (DFP_TO_BFP): Use for either XFmode or TFmode.
1772 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1774 * config/dfp-bit.h: Include float.h.
1775 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1776 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1777 which doesn't mean the same thing.
1778 (BFP_KIND): Use 4 to mean TFmode.
1779 (BFP_FMT): Specify the number of decimal digits based on the
1780 number of mantissa digits.
1781 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1782 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1783 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1784 (TFtype): Define if TFmode is supported.
1785 * doc/libgcc.texi (Decimal float library routines): Document
1786 TF conversion functions.
1788 2007-09-10 Chao-ying Fu <fu@mips.com>
1790 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1791 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1792 (mips_emit_compare): Process fixed-point modes.
1793 (mips_pad_arg_upward): Support fixed-point types.
1794 (override_options): Allow fixed-point modes in accumulators.
1795 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1796 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1797 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1798 (mips_scalar_mode_supported_p): New function to accept fixed-point
1799 modes if the width is not greater than two BITS_PER_WORD.
1800 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1801 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1802 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1803 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1804 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1806 ("IMODE"): New mode attribute.
1807 (mips-fixed.md): Include.
1808 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1810 * config/mips/mips-fixed.md: New file.
1812 2007-09-11 Ben Elliston <bje@au.ibm.com>
1814 * config/spu/spu.md: Formatting fixes.
1816 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1818 * config/dfp-bit.c (dfp_unary_func): Delete.
1819 (dfp_unary_op): Delete.
1820 (dfp_binary_op): Use decFloat functions instead of decNumber
1821 functions for binary operations.
1822 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1823 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1825 (dfp_compare_op): Use decFloat functions insteadof decNumber
1826 functions for comparisons.
1827 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1828 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1830 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1831 call to dxx_binary_op and decFloat function.
1832 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1833 calls to dxx_binary_op and decFloat function.
1834 * config/dfp-bit.h: Include decFloat header files.
1835 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1836 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1837 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1838 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1840 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1841 Jan Sjodin <jan.sjodin@amd.com>
1843 * tree-vect-analyze.c (vect_analyze_operations): Change
1844 comparison of loop iterations with threshold to less than
1845 or equal to instead of less than. Reduce
1846 min_scalar_loop_bound by one.
1847 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1848 Change prologue and epilogue iterations estimate to vf/2,
1849 when unknown at compile-time. Change versioning guard
1850 cost to taken_branch_cost. If peeling for alignment is
1851 unknown at compile-time, change peel guard costs to one
1852 taken branch and one not-taken branch per peeled loop.
1853 If peeling for alignment is known but number of scalar loop
1854 iterations is unknown at compile-time, change peel guard
1855 costs to one taken branch per peeled loop. Change the cost
1856 model equation to consider vector iterations as the loop
1857 iterations less the prologue and epilogue iterations.
1858 Change outside vector cost check to less than or equal to
1859 zero instead of equal to zero.
1860 (vect_do_peeling_for_loop_bound): Reduce
1861 min_scalar_loop_bound by one.
1862 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1863 TARG_COND_NOT_TAKEN_BRANCH_COST.
1864 * config/i386/i386.h (processor_costs): Add
1865 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1866 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1867 vec_align_load_cost, vect_unalign_load_cost,
1868 vec_store_cost, cond_taken_branch_cost,
1869 cond_not_taken_branch_cost.
1870 Define macros for x86 costs.
1871 * config/i386/i386.c:
1872 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1873 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1874 scalar_to_vec_cost, vec_align_load_cost,
1875 vect_unalign_load_cost, vec_store_cost,
1876 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1877 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1878 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1879 core2_cost, generic64_cost, generic32_cost): Set to default
1881 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1882 (x86_builtin_vectorization_cost): New.
1884 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1885 Ben Elliston <bje@au.ibm.com>
1887 * dfp.c: Include decimal128Local.h;
1888 (dfp_byte_swap): Remove.
1889 (encode_decimal32, decode_decimal32): Don't handle endianness.
1890 (encode_decimal64, decode_decimal64): Ditto.
1891 (encode_decimal128, decode_decimal128): Ditto.
1892 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1894 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1896 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1897 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1899 2007-09-10 David Daney <ddaney@avtrex.com>
1901 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1903 (memory_barrier): Rewrote as an insn that clobbers memory.
1905 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1907 * config/mips/mips.c (mips_global_pointer): Check
1908 call_really_used_regs instead of call_used_regs.
1909 (mips_save_reg_p): Likewise. Save all call-saved registers
1910 if current_function_saves_all_registers. Fix indentation.
1911 No longer treat $18 as a special case.
1912 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1914 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1916 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1917 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1918 the introductory comment.
1919 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1920 (override_options): Don't test for it.
1921 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1922 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1923 * config/mips/vr.h: As for config/mips/sde.h.
1925 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1926 Revital Eres <eres@il.ibm.com>
1928 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1929 (struct ddg): Define.
1930 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1931 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1932 * config/spu/spu.c: Include ddg.h.
1933 (TARGET_SCHED_SMS_RES_MII): Define.
1934 (spu_sms_res_mii): New function to calculate mii.
1935 * modulo-sched (res_MII): Use it.
1936 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1938 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1940 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1941 pool entries since they might hold values that must not be shared.
1943 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1946 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1947 Use 'N' operand constraint for op2.
1948 (lshr<mode>3): Ditto.
1949 (ashl<mode>3): Ditto.
1950 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1951 (vec_shr_<mode>): Ditto.
1952 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1953 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1955 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1957 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1958 Change mode macro in the last real_2expN parameter to uppercase.
1960 2007-09-10 Michael Matz <matz@suse.de>
1962 * tree-pass.h (pass_cselim): Declare new pass.
1963 * passes.c (init_optimization_passes): Link in pass_cselim.
1964 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1965 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1966 cond_store_replacement.
1967 (condstoretemp): New static variable.
1968 (cond_store_replacement): New function.
1969 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1970 tree_ssa_phiopt_worker.
1971 (struct name_to_bb): New.
1972 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1973 nt_init_block, nt_fini_block): New static functions.
1974 (seen_ssa_names, nontrap_set): New static variables.
1975 (gate_cselim, pass_cselim): Define new pass.
1976 * common.opt (ftree-cselim): New flag.
1977 * toplev.c (process_options): Set flag_tree_cselim if required.
1979 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1981 * simplify-rtx.c (simplify_relational_operation_1): For recent
1982 canonicalization, don't recurse if op1 equals both PLUS arguments.
1984 2007-09-09 David Daney <ddaney@avtrex.com>
1986 * optabs.c (expand_sync_operation): Use plus insn if minus
1988 (expand_sync_fetch_operation): Ditto.
1990 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1992 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1994 (*floatsisf2_sse_vector): Likewise.
1996 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1998 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2000 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
2002 * config/i386/i386.h (ix86_tune_indices): Rename
2003 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
2004 (TARGET_USE_VECTOR_CONVERTS): Updated.
2005 * config/i386/i386.c: Likewise.
2007 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
2008 Nigel Stephens <nigel@mips.com>
2010 * doc/invoke.texi (Overall Options): Add .sx file extension
2011 as a synonym for .S.
2012 * cppspec.c (known_suffixes): Likewise.
2013 * gcc.c (default_compilers): Likewise.
2015 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
2018 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
2019 * simplify-rtx.c (simplify_relational_operation_1): Add the
2020 canonicalization from i386.h.
2021 * doc/md.texi (Canonicalization of Instructions): Document it.
2023 2007-09-09 Jan Hubicka <jh@suse.cz>
2024 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2026 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
2027 (TARGET_USE_VECTOR_CONVERTS): New.
2028 * i386.md: New post-reload splitters for converting SF to DF and DF to
2030 (floatsi* expander): Special case vector conversions.
2031 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
2032 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
2033 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
2034 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
2035 Disable when doing vector converts.
2036 (floatsi<mode>2_i387): Disable when
2037 * sse.md (vec_dupv2df): Export.
2038 * i386.c (ix86_tune_features): Enable SSE conversions.
2040 2007-09-09 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-operands.c (add_virtual_operand): Only mark
2043 stores as has_volatile_ops if alias information is not available.
2045 2007-09-09 Revital Eres <eres@il.ibm.com>
2047 * doc/contrib.texi: Add myself.
2049 2007-09-09 Ira Rosen <irar@il.ibm.com>
2051 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
2052 stmt_vinfo_set_outside_of_loop_cost): New functions.
2053 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2054 (vect_model_simple_cost): Call
2055 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2056 field instead of calling vect_get_cost_fields.
2057 (vect_model_store_cost, vect_model_load_cost): Likewise.
2059 2007-09-09 Revital Eres <eres@il.ibm.com>
2061 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2062 declaration to bdesc_paired_preds variable.
2063 (paired_expand_builtin): Likewise.
2065 2007-09-09 Revital Eres <eres@il.ibm.com>
2067 * dbgcnt.def (sms_sched_loop): New counter.
2068 * modulo-sched.c: Use sms_sched_loop instead of
2069 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2070 perform swing modulo scheduling on. Include dbgcnt.h.
2071 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2072 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2074 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2076 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2077 Substitute all uses with ...
2078 (MODEF): New mode iterator.
2080 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2081 from pre-regalloc define_insn_and_split splitter pattern.
2082 (*fix_trunc<mode>_i387_1): Ditto.
2083 (*fistdi2_1): Ditto.
2084 (*fist<mode>2_1): Ditto.
2085 (frndintxf2_floor): Ditto.
2086 (*fist<mode>2_floor_1): Ditto.
2087 (frndintxf2_ceil): Ditto.
2088 (*fist<mode>2_ceil_1): Ditto.
2089 (frndintxf2_trunc): Ditto.
2090 (frndintxf2_mask_pm): Ditto.
2092 (prologue): Use (const_int 0) as never generated filler insn.
2094 (sibcall_epilogue): Ditto.
2095 (eh_return_si): Ditto.
2096 (eh_return_di): Ditto.
2098 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2099 using MODEF mode iterator.
2100 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2101 using MODEF mode iterator.
2102 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2103 using MODEF mode iterator.
2104 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2105 Macroize expander using MODEF mode iterator.
2107 (zero_extendsidi2): Remove operand constraints from expander.
2108 (smuldi3_highpart): Ditto.
2109 (indirect_jump): Ditto.
2112 * config/i386/sse.md (storentv4sf): Ditto.
2113 (storentv2df): Ditto.
2114 (storentv2di): Ditto.
2116 (sse2_cvtpd2ps): Ditto.
2117 (vec_interleave_highv16qi): Ditto.
2118 (vec_interleave_lowv16qi): Ditto.
2119 (vec_interleave_highv8hi): Ditto.
2120 (vec_interleave_lowv8hi): Ditto.
2121 (vec_interleave_highv4si): Ditto.
2122 (vec_interleave_lowv4si): Ditto.
2123 (vec_interleave_highv2di): Ditto.
2124 (vec_interleave_lowv2di): Ditto.
2125 (sse2_maskmovdqu): Ditto.
2126 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2128 2007-09-09 Ira Rosen <irar@il.ibm.com>
2130 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2131 (struct _slp_tree, struct _slp_instance): Define new data structures
2132 along macros for their access.
2133 (struct _loop_vec_info): Define new fields: strided_stores,
2134 slp_instances, and slp_unrolling_factor along macros for their access.
2135 (enum slp_vect_type): New.
2136 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2138 (STMT_VINFO_STRIDED_ACCESS): New macro.
2139 (vect_free_slp_tree): Declare.
2140 (vectorizable_load): Add an argument of type slp_tree.
2141 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2142 vectorizable_assignment): Likewise.
2143 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2144 Declare (make extern).
2145 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2146 (new_loop_vec_info): Likewise.
2147 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2148 * tree-vect-analyze.c: Include recog.h.
2149 (vect_update_slp_costs_according_to_vf): New.
2150 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2151 functions. For not pure SLP stmts with strided access check that the
2152 group size is power of 2. Update the vectorization factor according to
2153 SLP. Call vect_update_slp_costs_according_to_vf.
2154 (vect_analyze_group_access): New.
2155 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2156 (vect_free_slp_tree): New functions.
2157 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2158 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2159 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2160 vect_detect_hybrid_slp): Likewise.
2161 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2162 and vect_detect_hybrid_slp.
2163 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2164 SLP costs into account.
2165 (vect_get_cost_fields): New function.
2166 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2168 (vect_model_store_cost, vect_model_load_cost): Likewise.
2169 (vect_get_constant_vectors): New function.
2170 (vect_get_slp_vect_defs, vect_get_slp_defs,
2171 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2172 vect_get_vec_defs): Likewise.
2173 (vectorizable_reduction): Don't handle SLP for now.
2174 (vectorizable_call): Don't handle SLP for now. Add argument to
2175 vect_model_simple_cost.
2176 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2177 get SLPed and vectorized defs). Fix indentation and spacing.
2178 (vectorizable_assignment): Handle SLP.
2179 (vectorizable_induction): Don't handle SLP for now.
2180 (vectorizable_operation): Likewise.
2181 (vectorizable_type_demotion): Add argument to
2182 vect_model_simple_cost.
2183 (vectorizable_type_promotion): Likewise.
2184 (vectorizable_store, vectorizable_load): Handle SLP.
2185 (vectorizable_condition): Don't handle SLP for now.
2186 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2187 no SLP transformation required for unsupported cases. Add SLP
2188 argument for supported cases.
2189 (vect_remove_stores): New function.
2190 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2191 (vect_transform_loop): Schedule SLP instances.
2192 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2194 2007-09-09 Andrew Haley <aph@redhat.com>
2196 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2199 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2201 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2202 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2203 Similar for what label_refs can go in the JUMP_TARGET field. Split
2204 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2205 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2206 REG_LABEL when replacing an operand with a LABEL_REF for a
2208 (subst_reloads): When replacing a LABEL_REG with a register,
2209 instead of generating a REG_LABEL note, assert that there already
2210 is one or that the label is a known target for the insn.
2211 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2212 note, check the JUMP_LABEL field. Remove "else" after return.
2213 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2214 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2215 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2216 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2217 insns. Iterate over all notes; don't assume there's only one.
2218 * cse.c (recorded_label_ref): Adjust comment to refer to
2220 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2221 insns, not just NONJUMP_INSN_P.
2222 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2223 isn't a jump target.
2224 * jump.c (rebuild_jump_labels): Adjust head comment.
2225 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2226 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2227 (mark_all_labels): For JUMP_P insns without a target, check if the
2228 the target is noted on the previous nonjump insn.
2229 (mark_jump_label_1): New function, guts from mark_jump_label.
2230 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2231 marking jump target labels.
2232 <case LABEL_REF>: Adjust for whether to generate a
2233 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2234 For 'E' format rtl, iterate in descending element order.
2235 (delete_related_insns): Handle both REG_LABEL_TARGET and
2236 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2237 reference count, delete and fallthrough. Move finding-next-
2238 non-deleted insn last in the function. Look at all INSN_P insns
2239 for REG_LABEL_OPERAND notes.
2240 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2242 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2243 JUMP_LABEL, output the INSN_UID of it.
2244 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2245 and/or REG_LABEL_TARGET.
2246 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2247 with jump.c copy by only adding notes for labels actually
2248 referenced in the insn.
2249 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2250 usage count increment; handle all INSN_P trial insns.
2251 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2253 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2254 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2255 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2257 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2258 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2259 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2260 on all INSN_P insns.
2261 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2262 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2263 REG_LABEL_OPERAND notes.
2264 * reload1.c (calculate_needs_all_insns): Adjust comments.
2265 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2266 * config/alpha/alpha.md (split for load of an address into a
2267 four-insn sequence on Unicos/Mk): Adjust to use
2269 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2271 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2274 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2275 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2276 FOR_BB_INSNS_SAFE instead of for loop.
2277 * cse.c (cse_extended_basic_block): Likewise.
2278 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2279 that the for loop does not invoke NEXT_INSN on a deleted insn.
2280 * function.c (instantiate_virtual_regs): Likewise.
2281 * lower-subreg.c (remove_retval_note): Likewise.
2282 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2284 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2286 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2287 insn, if it's a jump.
2288 (try_redirect_by_replacing_jump): New variable jump_p. Call
2289 tablejump_p before delete_insn_chain.
2290 * reload1.c (reload): New variable next. Make sure that the for
2291 loop does not invoke NEXT_INSN on a deleted insn.
2292 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2293 (delete_output_reload): New variable prev. Make sure the the for
2294 loops do not invoke PREV_INSN on a deleted insn.
2296 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2298 * pa/constraints.md: Remove 'X' from unused letters comment.
2300 2007-09-08 Richard Guenther <rguenther@suse.de>
2302 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2303 computed check stmt_ann->references_memory instead of counting
2306 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2308 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2309 validate_change() in one more case.
2311 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2313 PR tree-optimization/32283
2314 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2315 estimated_loop_iterations.
2316 (determine_use_iv_cost_condition): Decrease cost of expressions
2317 used in iv elimination.
2319 2007-09-08 Richard Guenther <rguenther@suse.de>
2321 * tree-cfg.c (verify_gimple_expr): Avoid building new
2322 pointer types, use TYPE_POINTER_TO if available instead.
2324 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2327 PR rtl-optimization/26449
2328 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2329 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2331 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2332 define_expand. Split insn in split1 pass.
2335 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2337 PR tree-optimization/33301
2338 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2341 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2343 PR tree-optimization/32183
2344 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2346 * tree-ssa-reassoc.c: Include cfgloop.h.
2347 (is_reassociable_op): Add a loop argument and return true only
2349 (linearize_expr): Updated.
2350 (should_break_up_subtract): Likewise.
2351 (linearize_expr_tree): Likewise.
2352 (init_reassoc): Call loop_optimizer_init with
2353 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2354 with CDI_DOMINATORS.
2355 (fini_reassoc): Call loop_optimizer_finalize.
2357 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2359 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2360 if there is no i-cache.
2362 2007-09-07 Richard Guenther <rguenther@suse.de>
2365 2007-09-06 Richard Guenther <rguenther@suse.de>
2367 PR tree-optimization/32586
2368 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2369 folding if nothing changed.
2370 (simplify_unary_expression): New function. Do tree combining
2371 on conversion like codes.
2372 (try_to_simplify): Call it.
2374 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2377 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2378 (__gthread_active,__gthread_start, __gthread_active_init): New.
2379 * gthr-posix95.h: Likewise.
2381 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2383 * function.h (struct function): Rename calls_unwind_init
2384 to saves_all_registers.
2385 (current_function_saves_all_registers): Renamed from
2386 current_function_calls_unwind_init.
2387 * reload1.c (reload): Set current_function_saves_all_registers.
2388 * except.c (expand_builtin_unwind_init): Likewise.
2389 * config/m68k/m68k.c (m68k_save_reg): Use
2390 current_function_saves_all_registers to save pic register.
2392 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2394 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2395 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2397 Reapply reverted changes:
2399 2007-09-06 Jan Hubicka <jh@suse.cz>
2401 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2404 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2406 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2407 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2409 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2411 * optabs.c (expand_float): Convert unsigned integer as signed only
2412 if it provides sufficient accuracy; add mode argument to real_2expN.
2413 (expand_fix): Fix comment typos; extend binary float into mode
2414 wider than destination for converion to unsigned integer; add mode
2415 argument to real_2expN.
2416 * real.c (real_2expN): Add mode argument to special-case decimal
2418 * real.h (real_2expN): Ditto.
2419 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2421 (fixed_from_string): Ditto.
2422 (fixed_to_decimal): Ditto.
2423 (fixed_convert_from_real): Ditto.
2424 (real_convert_from_fixed): Ditto.
2425 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2426 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2427 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2428 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2430 2007-09-07 Diego Novillo <dnovillo@google.com>
2432 * tree-flow.h (const_block_stmt_iterator): Remove.
2433 Update all users to use block_stmt_iterator.
2434 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2435 Update all users to use tree_stmt_iterator.
2437 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2439 * config/mips/mips.c (mips_set_current_function): Temporarily
2440 make this a no-op to fix bootstrap errors, pending rewrite.
2442 2007-09-07 Jan Hubicka <jh@suse.cz>
2444 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2447 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2449 PR tree-optimization/33299
2450 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2451 uses for all relevant loop-exit phis, not just the first.
2453 2007-09-07 Richard Guenther <rguenther@suse.de>
2456 * tree-ssa-operands.c (access_can_touch_variable): An access
2457 of the form (*p)[0] can touch a variable of same size.
2459 2007-09-07 Jan Hubicka <jh@suse.cz>
2461 * passes.c (init_optimization_passes): Add simple dce and addressable
2463 * tree-ssa.c (execute_update_addresses_taken): New function.
2464 (pass_update_address_taken): New.
2465 * tree-ssa-dse.c (execute_simple_dse): New function.
2466 (pass_simple_dse): New.
2467 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2469 2007-09-07 Tobias Burnus <burnus@net-b.de>
2472 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2474 2007-09-07 Richard Guenther <rguenther@suse.de>
2477 2007-09-06 Richard Guenther <rguenther@suse.de>
2479 PR tree-optimization/32586
2480 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2481 folding if nothing changed.
2482 (simplify_unary_expression): New function. Do tree combining
2483 on conversion like codes.
2484 (try_to_simplify): Call it.
2486 2007-09-07 Richard Guenther <rguenther@suse.de>
2487 Uros Bizjak <ubizjak@gmail.com>
2489 PR tree-optimization/32821
2490 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2491 NULL in the call to set_bb_stmt_list.
2493 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2495 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2496 float calls here, rather than leaving some to the caller.
2497 Use call_internal_direct and call_value_internal_direct.
2498 * config/mips/mips.md (call_internal_direct): New pattern.
2499 (call_value_internal_direct): Likewise.
2501 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2503 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2504 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2506 (override_options): Set mips_base_move_loop_invariants.
2508 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2510 * config/mips/mips.opt (mcode-readable=): Move to keep list
2513 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2515 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2516 and -mgpopt options. Adjust the -G documentation to match.
2517 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2518 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2519 function, split out from mips_classify_symbol. Return false for
2520 !TARGET_LOCAL_SDATA.
2521 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2522 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2523 (override_options): Check whether the -mgpopt setting is consistent
2524 with the other flags.
2525 (symbolic_expression_p): Delete.
2526 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2527 and default_elf_select_rtx_section.
2528 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2529 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2530 external data and TARGET_EXTERN_SDATA.
2532 2007-09-07 Tobias Burnus <burnus@net-b.de>
2535 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2537 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2539 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2540 FOR_BB_INSNS_SAFE instead of for loop.
2541 * cse.c (cse_extended_basic_block): Likewise.
2542 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2543 that the for loop does not invoke NEXT_INSN on a deleted insn.
2544 * function.c (instantiate_virtual_regs): Likewise.
2545 * lower-subreg.c (remove_retval_note): Likewise.
2546 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2548 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2550 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2551 insn, if it's a jump.
2552 (try_redirect_by_replacing_jump): New variable jump_p. Call
2553 tablejump_p before delete_insn_chain.
2554 * reload1.c (reload): New variable next. Make sure that the for
2555 loop does not invoke NEXT_INSN on a deleted insn.
2556 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2557 (delete_output_reload): New variable prev. Make sure the the for
2558 loops do not invoke PREV_INSN on a deleted insn.
2560 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2562 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2563 * cgraph.h (rebuild_cgraph_edges): Declare.
2564 * tree-pass.h (pass_expand_omp_ssa): New.
2565 * omp-low.c (find_omp_clause): Export.
2566 (copy_var_decl): Split from omp_copy_decl_2.
2567 (build_omp_barrier): Return the call to emit instead of emitting
2569 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2571 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2572 expand_omp_for_generic, expand_omp_for_static_nochunk,
2573 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2574 Adapted to work on SSA form.
2575 (execute_expand_omp): Do not invalidate dominance information.
2576 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2577 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2578 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2580 (force_gimple_operand): Allow gimplifying code expressions without
2582 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2583 * common.opt (fopenmp-ssa): New.
2584 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2585 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2586 * tree-cfg.c: Include tree-inline.h.
2587 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2588 (replace_by_duplicate_decl, replace_ssa_name,
2589 mark_virtual_ops_in_region): New functions.
2590 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2591 to work on SSA form.
2592 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2593 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2596 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2598 * tree-loop-linear.c: Include obstack.h.
2599 (linear_transform_loops): New obstack lambda_obstack.
2600 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2601 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2602 and free afterwards.
2603 * lambda.h (struct obstack): New forward declaration.
2604 (lambda_linear_expression_new): New parameter of type struct
2606 (lambda_loopnest_new): Likewise.
2607 (lambda_loopnest_transform): Likewise.
2608 (lambda_body_vector_new): Likewise.
2609 (lambda_body_vector_compute_new): Likewise.
2610 (gcc_loopnest_to_lambda_loopnest): Likewise.
2611 (lambda_loopnest_to_gcc_loopnest): Likewise.
2612 * lambda-code.c: Include obstack.h.
2613 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2615 (lambda_body_vector_new): Likewise.
2616 (lambda_linear_expression_new): Likewise.
2617 (lambda_lattice_new): Likewise.
2618 (lambda_loopnest_new): Likewise. Additionally use obstack to
2619 allocate LN_LOOPS(ret).
2620 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2621 it to lambda_lattice_new.
2622 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2623 Pass it to lambda_body_vector_new.
2624 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2625 it to lambda_lattice_new.
2626 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2627 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2628 (lambda_compute_target_space): Likewise.
2629 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2630 Pass it to lambda_lattice_compute_base and
2631 compute_nest_using_fourieer_motzkin.
2632 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2633 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2634 and lambda_lattice_compute_target_space.
2635 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2636 Pass it to lambda_linear_expression_new.
2637 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2638 to gcc_tree_to_linear_expression.
2639 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2640 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2641 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2642 Pass it to lambda_body_vector_new and
2643 lambda_body_vector_compute_new.
2644 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2645 (lambda-code.o): Likewise.
2647 2007-09-06 Chao-ying Fu <fu@mips.com>
2649 * ginclude/stdfix.h: New file.
2650 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2651 (convert.o): Add dependence on fixed-value.h.
2652 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2653 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2654 to define fixed-point constants.
2655 (c_cpp_builtins): Define fixed-point constants.
2656 * convert.c (fixed-value.h): New include.
2657 (convert_to_real): Update comment to include fixed-point.
2658 Support FIXED_POINT_TYPE.
2659 (convert_to_integer): Update comment to include fixed-point.
2660 Support FIXED_POINT_TYPE.
2661 (convert_to_complex): Support FIXED_POINT_TYPE.
2662 (convert_to_fixed): New function.
2663 * convert.h (convert_to_fixed): Declare.
2664 * genopinit.c: Add comment about $Q for only fixed-point modes.
2665 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2666 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2667 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2668 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2669 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2670 usneg_optab for fixed-point modes.
2671 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2673 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2674 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2675 unsigned saturation optabs, when type is saturating.
2676 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2677 (expand_fixed_convert): New function.
2678 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2679 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2680 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2681 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2682 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2683 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2685 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2686 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2687 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2688 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2689 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2691 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2692 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2693 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2694 fractuns, satfractuns.
2695 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2696 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2697 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2698 OTI_ssmsub_widen, OTI_usmsub_widen.
2699 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2700 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2701 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2702 umsub_widen_optab, usmsub_widen_optab): Define.
2703 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2705 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2707 (expand_fixed_convert): Declare.
2708 * expr.c (convert_move): Support the move of fixed-point modes.
2709 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2710 (categorize_ctor_elements_1): Handle FIXED_CST.
2711 (count_type_elements): Handle FIXED_POINT_TYPE.
2712 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2713 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2715 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2716 multiply and add/subtract for fixed-point types.
2717 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2718 mode, we jump to binop directly.
2719 Support FIXED_CONVERT_EXPR.
2720 (do_store_flag): Check FIXED_CST to put a constant second.
2721 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2722 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2723 (const_vector_from_tree): Support FIXED_CST.
2724 * doc/extend.texi (Fixed-Point): New node.
2725 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2726 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2727 satfract, fractuns, satfractuns): Document them.
2729 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2731 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2732 addresses into I registers.
2734 2007-09-06 Jan Hubicka <jh@suse.cz>
2735 Andreas Tobler <a.tobler@schweiz.org>
2737 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2739 (machopic_legitimize_pic_address): Likewise.
2741 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2742 Jan Hubicka <jh@suse.cz>
2744 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2745 instead of ufloat_optab->handlers directly.
2746 (floatdidf2): Likewise.
2748 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2750 * config/mips/mips.c: Include diagnostic.h.
2751 (mips_set_current_function): Check errorcount and sorrycount
2752 before generating RTL.
2754 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2757 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2758 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2759 (print_operand_reloc): Likewise.
2761 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2765 2007-09-06 Jan Hubicka <jh@suse.cz>
2767 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2770 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2772 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2773 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2775 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2777 * optabs.c (expand_float): Convert unsigned integer as signed only
2778 if it provides sufficient accuracy; add mode argument to real_2expN.
2779 (expand_fix): Fix comment typos; extend binary float into mode
2780 wider than destination for converion to unsigned integer; add mode
2781 argument to real_2expN.
2782 * real.c (real_2expN): Add mode argument to special-case decimal
2784 * real.h (real_2expN): Ditto.
2785 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2787 (fixed_from_string): Ditto.
2788 (fixed_to_decimal): Ditto.
2789 (fixed_convert_from_real): Ditto.
2790 (real_convert_from_fixed): Ditto.
2791 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2792 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2793 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2794 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2796 2007-09-06 Tom Tromey <tromey@redhat.com>
2798 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2799 * c-pch.c (c_common_read_pch): Restore current location after
2801 * tree.c (expand_location): Update.
2802 (expr_filename): Changed return type. Unified the two cases.
2803 (expr_lineno): Likewise.
2804 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2806 * toplev.c (line_table): Changed type.
2807 (general_init): Update.
2808 (realloc_for_line_map): New function.
2809 (general_init): Allocate line_table using GC.
2810 * fix-header.c (line_table): Changed type.
2811 (read_scan_file): Update.
2812 (read_scan_file): Update.
2813 * c-ppoutput.c (maybe_print_line): Update.
2814 (print_line): Update.
2815 (cb_line_change): Update.
2816 (cb_define): Update.
2817 (pp_file_change): Update.
2818 * c-opts.c (c_common_init_options): Update.
2819 (finish_options): Update.
2820 (push_command_line_include): Update.
2821 * c-lex.c (cb_line_change): Update.
2822 (cb_def_pragma): Update.
2823 (cb_define): Update.
2825 (c_lex_with_flags): Use cpp_get_token_with_location.
2826 * input.h (line_table): Changed type.
2827 (location_from_locus): New macro.
2828 * tree.h (EXPR_FILENAME): No longer an lvalue.
2829 (EXPR_LINENO): Likewise.
2830 (expr_locus, set_expr_locus): Declare separately for
2831 USE_MAPPED_LOCATION.
2832 (expr_filename, expr_lineno): Changed return type.
2833 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2834 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2835 (expand_gimple_basic_block): Likewise.
2836 * final.c (final_scan_insn): Use expanded_location.
2838 2007-09-06 Richard Guenther <rguenther@suse.de>
2840 PR tree-optimization/32586
2841 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2842 folding if nothing changed.
2843 (simplify_unary_expression): New function. Do tree combining
2844 on conversion like codes.
2845 (try_to_simplify): Call it.
2846 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2847 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2849 2007-09-06 Jan Hubicka <jh@suse.cz>
2852 * cse.c (fold_rtx): Avoid invalid sharing.
2854 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2856 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2857 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2859 2007-09-06 Revital Eres <eres@il.ibm.com>
2861 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2862 Fix offsettable memory reference for 750CL.
2864 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2866 * reload.c (find_reloads_address_1): Try to preserve original
2867 base/index regclass of operands.
2868 * regrename.c (scan_rtx_address): Likewise.
2869 (replace_oldest_value_addr): Likewise.
2871 2007-09-06 Richard Guenther <rguenther@suse.de>
2873 PR tree-optimization/33302
2874 * domwalk.c (walk_dominator_tree): The exit block is
2875 interesting even if it is not reachable.
2877 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2880 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2882 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2884 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2887 2007-09-05 Ian Lance Taylor <iant@google.com>
2889 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2891 (dump_generic_node): Likewise.
2892 * print-rtl.c (print_decl_name): Likewise.
2893 * print-tree.c (print_node_brief): Likewise.
2894 (print_node): Likewise.
2895 * Makefile.in (RTL_BASE_H): Add alias.h.
2898 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2900 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2902 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2903 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2905 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2907 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2908 (tm_defines): Define UCLIBC_DEFAULT to 1.
2909 (extra_options): Add linux.opt.
2910 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2911 (CRT_CALL_STATIC_FUNCTION): Likewise.
2912 (NO_IMPLICIT_EXTERN_C): Likewise.
2913 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2914 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2915 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2916 (ENDFILE_SPEC): Don't define.
2917 (LIB_SPEC): Likewise.
2918 (CRT_CALL_STATIC_FUNCTION): Likewise.
2919 (NO_IMPLICIT_EXTERN_C): Likewise.
2920 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2921 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2923 2007-09-06 Jan Hubicka <jh@suse.cz>
2925 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2928 2007-09-06 Jan Hubicka <jh@suse.cz>
2930 * opts.c (common_handle_option): Enable inlining functions for
2933 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2935 * builtin-attrs.def (ATTR_NONNULL_3): New.
2936 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2937 ATTR_NOTHROW_NONNULL_##FA.
2938 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2939 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2940 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2941 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2942 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2943 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2944 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2946 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2947 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2948 ATTR_FORMAT_NOTHROW_3_4): Remove.
2949 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2950 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2951 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2952 instead of ATTR_FORMAT_*_*.
2954 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2956 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2957 parts re-used for REG_FRAME_RELATED_EXPR.
2959 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2961 * optabs.c (expand_float): Convert unsigned integer as signed only
2962 if it provides sufficient accuracy; add mode argument to real_2expN.
2963 (expand_fix): Fix comment typos; extend binary float into mode
2964 wider than destination for converion to unsigned integer; add mode
2965 argument to real_2expN.
2966 * real.c (real_2expN): Add mode argument to special-case decimal
2968 * real.h (real_2expN): Ditto.
2969 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2971 (fixed_from_string): Ditto.
2972 (fixed_to_decimal): Ditto.
2973 (fixed_convert_from_real): Ditto.
2974 (real_convert_from_fixed): Ditto.
2975 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2976 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2977 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2978 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2980 2007-09-05 Ian Lance Taylor <iant@google.com>
2982 * init-regs.c (initialize_uninitialized_regs): Call
2983 emit_insn_before rather than add_insn_before.
2985 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2987 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2988 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2989 * tree-inline.h (copy_body_data): Add call_expr field.
2990 * tree-inline.c (expand_call_inline): Initialize call_expr.
2991 (copy_bb): Append anonymous inline fn arguments to arguments
2992 when inlining a CALL_EXPR_VA_ARG_PACK call.
2993 * builtins.c (expand_builtin): Issue an error if
2994 BUILT_IN_VA_ARG_PACK is seen during expand.
2995 (fold_call_expr, fold_builtin_call_array): Don't fold
2996 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2997 __builtin_va_arg_pack () call as last argument.
2998 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2999 function is __builtin_va_arg_pack (), decrease number of call
3000 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
3001 * expr.c (expand_expr_real_1): Issue an error if
3002 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
3003 * tree-pretty-print.c (dump_generic_node): Handle printing
3004 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
3005 * doc/extend.texi (__builtin_va_arg_pack): Document.
3007 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
3009 PR tree-optimization/21513
3010 * builtins.c (build_builtin_expect_predicate): New function.
3011 (fold_builtin_expect): Add argument for expected value.
3012 Distribute __builtin_expect over short-circuiting operations.
3013 Fold nested builtin_expects.
3014 (fold_builtin_2): Adjust call to fold_builtin_expect.
3016 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
3019 PR tree-optimization/13756
3020 * doc/invoke.texi (Options That Control Optimization): Document
3023 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
3025 * gcc/config/i386/cpuid.h: New file.
3026 * gcc/config/i386/driver-i386.c: Include cpuid.h.
3027 (describe_cache): Shrink size and line strings to 100 bytes.
3028 (detect_caches_amd): Return "" for unsupported max_ext_level.
3029 Use __cpuid function.
3030 (detect_caches_intel): Return "" for unsupported max_level.
3031 Use __cpuid function.
3032 (host_detect_local_cpu): Change feature flag variables to
3033 unsigned int. Initialize only extended feature flag variables.
3034 Use __get_cpuid_max to determine max supported cpuid level.
3035 Use __cpuid function to determine supported features. Fix
3036 calculation of family id. Remove is_amd and check signature
3037 directly. Check for Geode signature. Handle family 4 id.
3038 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
3039 cpu discovery code to lower part of the function.
3040 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
3041 for sub-architecture.
3042 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
3043 [PROCESSOR_K8]: Add k8-sse3 architecture.
3044 [PROCESSOR_NOCONA]: Remove.
3045 [PROCESSOR_GENERIC64]: Ditto.
3046 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
3047 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
3048 to check for SSE and FXSAVE support.
3049 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
3050 Add -minline-all-stringops.
3051 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
3052 (x86_64-*-*): Ditto.
3054 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3056 * config/bfin/linux-unwind.h: New file.
3057 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3058 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3060 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3062 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3063 * stmt.c: Include alloc-pool.h.
3064 (struct case_node): Remove GTY marker.
3065 (add_case_node): New parameter case_node_pool. Use it for
3067 (expand_case): New allocation pool case_node_pool. Initialize it,
3068 pass to add_case_node and free it.
3070 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3071 David Ung <davidu@mips.com>
3072 Nigel Stephens <nigel@mips.com>
3074 Add mips16/nomips16 function attributes and -mflip-mips16 option
3075 for testing mixed-mode compilation.
3077 * config/mips/mips.opt (mflip-mips16): New.
3079 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3080 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3082 * config/mips/mips.c (mips_base_target_flags): New.
3083 (mips_base_mips16): New.
3084 (mips_base_schedule_insns): New.
3085 (mips_base_reorder_blocks_and_partition): New.
3086 (mips_base_align_loops): New.
3087 (mips_base_align_jumps): New.
3088 (mips_base_align_functions): New.
3089 (mips16_flipper): New.
3090 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3091 (TARGET_SET_CURRENT_FUNCTION): Define.
3092 (mips_mips16_type_p, mips_nomips16_type_p): New.
3093 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3094 (mips_function_ok_for_sibcall): Make it deal with functions with
3096 (mips_init_split_addresses): New, split out from override_options.
3097 (mips_init_relocs): New, split out from override_options.
3098 (was_mips16_p): New.
3099 (mips_set_mips16_mode): New, split out from override_options.
3100 (mips_set_current_function): New.
3101 (override_options): Add sorry for unsupported mips16/pic
3102 combination. Remove error for mips16/dsp combination. Save
3103 base option settings.
3104 (mips_file_start): Move mips16 mode setting output from here....
3105 (mips_output_function_prologue): ....to here.
3106 (mips_output_mi_thunk): Check for mips16 function.
3107 (build_mips16_function_stub): Don't set .mips16 here.
3108 (build_mips16_call_stub): Likewise.
3109 (mips_expand_builtin): Error in mips16 mode.
3110 (mips_use_mips16_mode_p): New.
3111 (mips_encode_section_info): Check for mips16 function, and set
3112 SYMBOL_REF_FLAGS accordingly.
3114 * doc/extend.texi (Function Attributes): Document new
3115 mips16/nomips16 attributes.
3116 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3117 (MIPS Options): Document -mflip-mips16.
3119 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3121 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3122 if we encounter TLS address in MIPS16 mode.
3123 (mips_legitimize_const_move): Check cannot_force_const_mem for
3124 the (const (plus symbol offset)) case; this forces invalid TLS
3125 address in MIPS16 mode to be caught by the above call to sorry.
3126 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3127 because that now enables emutls, which is not ABI compatible
3128 with native TLS in non-MIPS16 mode.
3130 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3132 Add target hook invoked when cfun changes.
3134 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3135 * target.h (struct gcc_target): Add set_current_function.
3136 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3137 (TARGET_INITIALIZER): Add initializer for set_current_function.
3138 * tree.h (push_struct_function): New.
3139 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3141 (set_cfun): Declare.
3142 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3144 (push_function_context_to): Use allocate_struct_function
3145 to create null context, not init_dummy_function_start. Use set_cfun.
3146 (pop_function_context_from): Use set_cfun.
3147 (in_dummy_function): New.
3148 (invoke_set_current_function_hook): New.
3150 (push_cfun, pop_cfun): Use set_cfun.
3151 (push_struct_function): New.
3152 (allocate_struct_function): Call invoke_set_current_function_hook
3154 (prepare_function_start): Don't set cfun here. Remove unused
3155 argument; fix all callers.
3156 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3157 push_struct_function.
3158 (init_function_start): Set cfun here.
3159 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3160 * omp-low.c (create_omp_child_function): Use push_struct_function
3161 and pop_cfun to save/restore state.
3162 (expand_omp_parallel): Remove unused saved_cfun variable.
3163 * cgraphunit.c (ipa_passes): Use set_cfun.
3164 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3165 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3166 * matrix-reorg.c (transform_allocation_sites): Likewise.
3167 (matrix_reorg): Use set_cfun.
3168 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3169 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3170 assignment to cfun; use set_cfun for the other.
3171 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3172 (dump_function_to_file): Use push_cfun/pop_cfun here.
3173 * c-decl.c (finish_function): Use set_cfun.
3175 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3177 * regrename.c (rerename_optimize): Use deferred rescanning and
3178 insert explicit calls to rescan insns when changed.
3180 2007-09-05 Jan Hubicka <jh@suse.cz>
3182 * optabs.c (libfunc_entry): Change optab to integer.
3183 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3184 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3185 of pointers for hashing.
3187 2007-09-05 Jan Hubicka <jh@suse.cz>
3189 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3191 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3192 * see.c (pass_see): Likewise.
3193 * tracer.c (pass_tracer): Likewise.
3194 * postreload-gcse.c (pass_gcse2): Likewise.
3195 * postreload.c (pass_postreload_cse): Likewise.
3196 * mode-switching.c (pass_mode_switching): Likewise.
3197 * modulo-sched.c (pass_sms): Likewise.
3198 * cse.c (cse_insn): Likewise.
3199 * web.c (pass_web): Likweise.
3200 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3201 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3202 * loop-init.c (pass_rtl_loop_init): Likewise.
3203 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3204 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3205 * global.c (pass_global_alloc): Likewise.
3206 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3207 pass_if_after_reload): Likewise.
3208 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3209 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3210 * regmove.c (pass_regmove): Likewise.
3211 * function.c (pass_thread_prologugues_epilogues): Likewise.
3212 * gcse.c (pass_gcse): Likewise.
3213 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3214 * lower-subreg.c (pass_lower_subreg2): Likewise.
3215 * bt-load.c (pass_branch_target_load): Likewise.
3216 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3217 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3218 * combine.c (pass_combine): Likewise.
3219 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3220 (pass_partition_blocks): Likewise.
3221 * var-tracking.c (pass_variable_track): Likewise.
3222 * reg-stack.c (pass_stack_regs_run): Likewise.
3223 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3224 * passes.c (pass_postreload): Likewise.
3225 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3226 * tree-pass.h (TODO_verify_rtl_sharing): New.
3227 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3228 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3229 TODO_set_props, TODO_df_finish, TODO_df_verify,
3230 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3232 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3234 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3235 fold_real_zero_addition_p, reorder_operands_p,
3236 div_if_zero_remainder, fold_undefer_overflow_warnings,
3237 int_binop_types_match_p, fold_convert_const_int_from_int,
3238 fold_convert_const_int_from_real,
3239 fold_convert_const_int_from_fixed,
3240 fold_convert_const_real_from_real,
3241 fold_convert_const_real_from_fixed,
3242 fold_convert_const_fixed_from_fixed,
3243 fold_convert_const_fixed_from_int,
3244 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3245 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3246 debug_fold_checksum, multiple_of_p): Constify.
3247 * tree-flow-inline.h (get_lineno): Likewise.
3248 * tree-flow.h (get_lineno): Likewise.
3249 * tree-object-size.c (compute_object_offset, addr_object_size,
3250 alloc_object_size, pass_through_call): Likewise.
3251 * tree-pretty-print.c (op_symbol, print_call_name,
3252 print_struct_decl, do_niy): Likewise.
3253 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3254 debug_fold_checksum): Likewise.
3256 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3259 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3260 note, remove the associated REG_RETVAL note.
3262 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3264 * config.gcc (powerpc*-*-*): Install
3265 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3266 * config/rs6000/spu2vmx.h: New header.
3267 * config/rs6000/si2vmx.h: New header.
3268 * config/rs6000/vec_types.h: New header.
3270 2007-09-05 Ben Elliston <bje@au.ibm.com>
3272 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3274 2007-09-05 Ben Elliston <bje@au.ibm.com>
3276 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3278 (__stdcx): Make asm volatile.
3279 (__stwcx, __stdcx): Return only 0 or 1.
3281 2007-09-05 Jan Hubicka <jh@suse.cz>
3285 2007-09-04 Jan Hubicka <jh@suse.cz>
3286 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3288 2007-09-04 Richard Guenther <rguenther@suse.de>
3289 * tree-ssa-operands.c (add_virtual_operand): Only mark
3290 stores as has_volatile_ops if alias information is not available.
3292 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3294 * config/rs6000/tramp.asm: Include config.h.
3295 Check __PIC__ or __pic__ macro instead of SHARED.
3297 PR rtl-optimization/32300
3298 * see.c (see_copy_insn): New function.
3299 (see_def_extension_not_merged, see_merge_one_use_extension,
3300 see_merge_one_def_extension): Use it. Avoid changing
3301 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3302 into sequences. Call df_insn_delete on temporary insns
3303 that won't be emitted into the insn stream.
3304 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3305 and run df_process_deferred_rescans () before run_fast_dce.
3307 PR tree-optimization/33017
3308 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3309 recurse for pure or const function calls.
3311 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3313 * c-format.c: Include alloc-pool.h.
3314 (check_format_info_main): New argument fwt_alloc. Use allocation
3315 pool instead of GC. Remove GC deallocation code.
3316 (check_format_arg): Create allocation pool, pass it to
3317 check_format_info_main and free it afterwards.
3318 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3320 2007-09-05 Ben Elliston <bje@au.ibm.com>
3322 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3323 Rename count macro arugment for clarity.
3324 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3325 (__protected_stream_set): Likewise, pass 0.
3327 2007-09-04 Jan Hubicka <jh@suse.cz>
3329 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3331 2007-09-04 Jan Hubicka <jh@suse.cz>
3333 * invoke.texi (-finline-small-functions): Document.
3334 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3335 when deciding what is inlinable.
3336 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3337 (cgraph_decide_inlining_of_small_function): Handle new flags.
3338 (cgraph_decide_inlining_incrementally): Likewise.
3339 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3340 * common.opt (finline-small-functions): New.
3341 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3343 2007-09-04 Richard Guenther <rguenther@suse.de>
3345 * tree-ssa-operands.c (add_virtual_operand): Only mark
3346 stores as has_volatile_ops if alias information is not available.
3348 2007-09-04 Andrew Haley <aph@redhat.com>
3350 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3352 2007-09-04 Andrew Haley <aph@redhat.com>
3354 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3355 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3356 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3358 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3361 * common.opt: Mention ABI version 2 in comment.
3363 2007-09-04 Jan Hubicka <jh@suse.cz>
3365 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3366 (libfunc_entry): New structure.
3367 (libfunc_hash): New hashtable.
3368 (hash_libfunc): New function.
3369 (eq_libfunc): New function.
3370 (convert_optab_libfunc): New function.
3371 (optab_libfunc): New function.
3372 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3373 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3374 expand_float, expand_fix, new_optab, new_convert_optab):
3375 Update for new libfunc API.
3376 (init_libfunc, init_integral_libfuncs,
3377 init_floating_libfuncs, init_interclass_conv_libfuncs
3378 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3379 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3380 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3381 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3382 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3383 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3384 gen_extend_conv_libfunc): New.
3385 (init_one_libfunc): Revamp for hashtables.
3386 (set_conv_libfunc): Likewise.
3387 (init_optabs): Initialize hashtable; use lazy initialization where
3389 * optabs.h (optab_handlers): Move out of GGC.
3390 (optab, convert_optab): Move out of GGC; add lazy gen info.
3391 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3392 (optab_libfunc, convert_optab_libfunc): New.
3393 * builtins.c (expand_builtin_powi): Update for new API.
3394 * expr.c (convert_move): Likewise.
3395 * expmed.c (expand_divmod): Likewise.
3397 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3399 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3400 GOT pointer only if there is a constant pool. Use the allocated space
3403 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3405 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3408 2007-09-04 Revital Eres <eres@il.ibm.com>
3409 Richard Guenther <rguenther@suse.de>
3410 R. Clint Whaley <whaley@cs.utsa.edu>
3412 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3414 * tree-tailcall.c (process_assignment): Use -fassociative-math
3415 when reodering operands of floating-point type.
3416 * fold-const.c (fold_comparison, fold_binary): Use
3417 -fassociative-math and -freciprocal-math instead of
3418 -funsafe-math-optimization flag.
3419 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3420 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3421 -freciprocal-math instead of -funsafe-math-optimizations.
3422 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3423 -fassociative-math when -ffast-math is set.
3424 (set_unsafe_math_optimizations_flags): New Function
3425 to set -freciprocal-math and -fassociative-math when
3426 -funsafe-math-optimizations is set.
3427 (common_handle_option): Call it.
3428 * tree-vectorizer.c (vect_is_simple_reduction): Use
3429 -fassociative-math when doing reduction on floats.
3430 * loop-unroll.c (analyze_insn_to_expand_var): Use
3431 -fassociative-math when expanding an accumulator of type float.
3432 * simplify-rtx.c (simplify_binary_operation_1): Use
3433 -fassociative-math and -freciprocal-math when reordeing operands
3434 of floating-point type.
3435 * combine.c (combine_simplify_rtx): Likewise.
3436 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3438 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3440 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3443 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3445 2007-09-04 Jan Hubicka <jh@suse.cz>
3447 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3449 2007-09-04 Jan Hubicka <jh@suse.cz>
3451 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3452 and corresponding MATCH_DUP.
3454 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3457 * combine.c (subst): Do not try to simplify X if it represents load
3458 of FP constant from the constant pool via float extension.
3460 2007-09-04 Ben Elliston <bje@au.ibm.com>
3462 * c-opts.c: Include "tm_p.h".
3463 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3465 2007-09-04 Richard Guenther <rguenther@suse.de>
3467 PR tree-optimization/33291
3468 * tree-pretty-print.c (dump_generic_node): Dump all
3469 qualifiers for pointer types, not only first. Dump
3470 qualifiers for aggregate types as well.
3471 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3472 use the canonical type for building ARRAY_REFs.
3473 * gimplify.c (canonicalize_addr_expr): Clean up. The
3474 correct validness check is compatibility of the pointer
3475 types. Always use the canonical type for building
3476 ARRAY_REFs and ADDR_EXPRs.
3477 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3478 change that disabled propagation of ADDR_EXPRs into statements
3481 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3483 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3484 (umulsi3_highpart): Make into expanders; existing insns are
3485 now named *[insn]_nov6. Add stars to existing [insn]_v6
3486 counterparts' names.
3488 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3490 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3491 (unprotoize.o): Remove SHLIB_MULTILIB.
3493 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3495 * doc/extend.texi: Document progmem attribute for AVR.
3497 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3500 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3502 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3504 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3507 * optabs.c: Remove unnecessary forward declarations.
3508 (expand_unop_direct): New, broken out of expand_unop.
3509 (expand_doubleword_clz): New.
3510 (expand_ctz): Move above expand_ffs. Use
3511 start_sequence, end_sequence, add_equal_note, and
3512 expand_unop_direct. Add more commentary.
3513 (expand_ffs): Try both ctz optab and expand_ctz.
3514 Generate a test and branch if the hardware doesn't give us
3515 a useful value for input zero. Style improvements similar to
3518 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3520 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3522 * config.gcc: Delete stanza for arm-semi-aof and
3523 armel-semi-aof targets.
3524 * config/arm/arm-protos.h
3526 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3527 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3528 delete aof_pic_label and remove mention of AOF in comments.
3529 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3531 * config/arm/semiaof.h
3532 * config/arm/t-semi: Delete file.
3534 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3536 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3537 CONST_CAST_BB): New macros for type-specific casts.
3538 (CONST_CAST): Add a TYPE parameter and define it in terms of
3541 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3542 * c-lex.c (cb_ident, lex_string): Likewise,
3543 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3544 * config/i386/i386.c (ix86_function_regparm,
3545 ix86_function_sseregparm): Use CONST_CAST_TREE.
3546 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3548 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3549 give_switch, set_multilib_dir): Likewise,
3550 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3551 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3552 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3553 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3554 * prefix.c (update_path): Likewise,
3555 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3556 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3557 * tree-cfg.c (tree_can_merge_blocks_p,
3558 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3559 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3560 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3561 (attribute_list_contained): Use CONST_CAST_TREE.
3563 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3565 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3567 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3570 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3571 before forcing them into a register.
3573 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3575 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3576 rather than define_code_macro.
3578 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3580 * gcc.c (xputenv): New function.
3581 (putenv_from_prefixes): Use xputenv instead of putenv.
3582 (process_command): Use xputenv instead of putenv.
3583 (set_collect_gcc_options): Use xputenv instead of putenv.
3584 (main): Use xputenv instead of putenv.
3586 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3588 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3589 availability of swap instruction.
3590 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3592 2007-09-03 Revital Eres <eres@il.ibm.com>
3594 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3597 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3598 Ayal Zaks <zaks@il.ibm.com>
3599 Revital Eres <eres@il.ibm.com>
3601 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3602 compute_split_row): New functions.
3603 (ps_unschedule_node): Remove.
3604 (normalize_sched_times): Iterate over the already scheduled
3605 insns instead of the number of nodes.
3606 (MAX_SPLIT_NUM): New definition.
3607 (sms_schedule_by_order): Change the scheduling heuristic to
3608 avoid useless increases of initiation interval ii.
3609 (get_sched_window): Add dump printouts.
3611 2007-09-02 David Daney <ddaney@avtrex.com>
3613 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3614 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3615 (optab, insn): Add more attributes.
3616 (fetchop_bit): New code macro.
3617 (immediate_insn): New code macro attribute.
3618 (sync): Change condition to ISA_HAS_SYNC.
3619 (rdhwr): Change predicate for operand 0 to register_operand.
3620 (memory_barrier): New expand.
3621 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3622 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3623 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3624 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3625 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3626 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3627 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3628 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3629 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3631 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3632 Hans-Peter Nilsson <hp@axis.com>
3634 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3635 Defined to describe availability and behavior of CLZ.
3636 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3637 * config/cris/cris.opt: Tweak comment for "-metrax4".
3638 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3639 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3640 (count_leading_zeros): Define.
3642 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3644 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3646 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3649 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3652 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3654 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3655 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3656 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3657 sched-deps.c, sched-int.h, system.h, target.h,
3658 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3659 tree.def: Fix comment typos.
3661 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3663 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3664 (override_options): Turn on -mstrict-align on non-ColdFire
3666 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3668 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3670 * c-common.c (const_strip_array_types): Delete.
3671 * c-common.h (const_strip_array_types): Likewise.
3672 * emit-rtl.c (const_next_insn, const_previous_insn,
3673 const_next_nonnote_insn, const_prev_nonnote_insn,
3674 const_next_real_insn, const_prev_real_insn,
3675 const_next_active_insn, const_prev_active_insn, const_next_label,
3676 const_prev_label): Delete.
3677 * gimple-low.c (block_may_fallthru): Use expr_last.
3678 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3679 * rtl.h (const_previous_insn, const_next_insn,
3680 const_prev_nonnote_insn, const_next_nonnote_insn,
3681 const_prev_real_insn, const_next_real_insn,
3682 const_prev_active_insn, const_next_active_insn, const_prev_label,
3683 const_next_label): Delete.
3684 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3685 * system.h (CONST_CAST): Update comment.
3686 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3687 (const_first_stmt, const_last_stmt): Delete.
3688 (tree_block_ends_with_condjump_p): Use last_stmt.
3689 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3690 * tree-iterator.c (const_expr_first, const_expr_last,
3691 const_expr_only): Delete.
3692 * tree.c (const_lookup_attribute): Likewise.
3693 (attribute_list_contained): Use lookup_attribute.
3694 * tree.h (const_lookup_attribute, const_expr_first,
3695 const_expr_last, const_expr_only): Delete.
3697 2007-09-01 Richard Guenther <rguenther@suse.de>
3699 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3700 instead of TREE_THIS_VOLATILE.
3701 * tree-ssa-operands.c (add_virtual_operand): Do not set
3702 has_volatile_ops. Do not check s_ann for NULL.
3703 (get_indirect_ref_operands): Likewise.
3704 (get_expr_operands): Likewise. For all reference trees
3705 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3706 check base of reference for TREE_THIS_VOLATILE.
3708 2007-09-01 Richard Guenther <rguenther@suse.de>
3710 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3711 between integral types. Also allow conversions between
3714 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3716 * optabs.c (prepare_float_lib_cmp): Use
3717 libgcc_cmp_return_mode instead of word_mode.
3718 * config/dfp-bit.h: Likewise.
3719 * config/fp-bit.h: Likewise.
3720 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3722 (spu_libgcc_shift_count_mode): New function.
3723 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3724 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3726 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3728 * tree-pretty-print.c: Include output.h.
3729 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3730 HOST_WIDE_INT_PRINT_DEC.
3731 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3733 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3735 PR rtl-optimization/33224
3736 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3737 to the analysed region.
3739 2007-08-31 Richard Guenther <rguenther@suse.de>
3741 * function.c (allocate_struct_function): Do not set
3742 current_function_returns_pointer.
3743 * function.h (struct var_refs_queue): Remove.
3744 (struct simple_obstack_stack): Likewise.
3745 (struct function): Remove fixup_var_refs_queue member.
3746 Remove returns_pointer flag.
3747 (current_function_returns_pointer): Remove define.
3749 2007-08-31 Nick Clifton <nickc@redhat.com>
3751 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3752 secondary keys in order to obtain a stable sort.
3754 2007-08-31 Nick Clifton <nickc@redhat.com>
3757 * config/m32r/constraints.md: Add W constraint for integer zero.
3758 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3759 Fix length calculation by using alternatives.
3761 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3763 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3764 split out from expand_binop.
3765 (avoid_expensive_constant): New function.
3766 (expand_binop_directly): Remove commutative_op argument and
3767 (expand_binop_directly): Remove commutative_op argument and
3768 call cummutative_optab_p instead. Do not change op0 or op1
3769 when swapping xop0 and xop1. Apply avoid_expensive_constant
3770 to each argument after potential swapping. Enforce the
3771 canonical order of commutative operands.
3772 (expand_binop): Use shift_optab_p and commutative_optab_p.
3773 Update the calls to expand_binop_directly. Only force constants
3774 into registers when widening an operation. Only swap operands
3775 once a direct expansion has been rejected.
3776 (expand_twoval_binop): Only force constants into registers when
3777 using a direct expansion.
3779 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3781 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3782 (sched_analyze_insn): Don't postprocess speculative dependencies when
3783 target has no scheduling.
3784 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3785 'uninitialized' warning.
3787 2007-08-31 Richard Guenther <rguenther@suse.de>
3789 * tree.c (build_complex_type): Always set TYPE_NAME for
3792 2007-08-31 Olivier Hainque <hainque@adacore.com>
3794 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3795 internal macro. Default alignment factor for csect directives, chosen
3796 to match what BIGGEST_ALIGNMENT allows.
3797 (DATA_SECTION_ASM_OP): Use it.
3798 * config/rs6000/rs6000.c
3799 (rs6000_xcoff_output_readonly_section_asm_op):
3800 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3801 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3803 2007-08-31 Olivier Hainque <hainque@adacore.com>
3805 * dbxout.c (dbxout_block): Move declaration within the first
3806 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3807 block to include the definition, together with the associated
3810 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3811 Revital Eres <eres@il.ibm.com>
3813 * doc/invoke.texi (-mpaired): Document flag.
3814 * config.gcc: Include paired.h in powerpc extra_headers and
3815 750cl.h in powerpc-*-linux*paired*.
3816 * config/rs6000/rs6000.opt (-mpaired): New flag.
3817 * config/rs6000/rs6000.c (paired_init_builtins,
3818 paired_expand_builtin, paired_expand_lv_builtin,
3819 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3820 New functions to support the paired single builtin functions.
3821 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3822 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3824 (bdesc_paired_preds): New structure for paired predicate
3826 (rs6000_expand_builtin): Expand paired single builtins.
3827 (rs6000_init_builtins): Init paired single builtins.
3828 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3829 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3830 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3831 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3832 (rs6000_vector_mode_supported_p): Support paired vector mode.
3833 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3834 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3836 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3837 (DATA_ALIGNMENT): Likewise.
3838 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3839 (rs6000_builtins): Add PAIRED builtins.
3840 * config/rs6000/rs6000.md: Include paired.md.
3841 * config/rs6000/paired.h: New.
3842 * config/rs6000/paired.md: New.
3843 * config/rs6000/750cl.h: New.
3844 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3846 2007-08-30 Ollie Wild <aaw@google.com>
3848 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3849 * gcc.c (default_compilers): Add -fno-directives-only to
3850 @assembler-with-cpp.
3852 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3856 * regclass.c (initial_fixed_regs): Revert previous change and make
3858 (initial_call_used_regs): Likewise.
3859 (initial_call_really_used_regs): Delete, reverting previous addition.
3860 (initial_reg_names): Likewise.
3861 (init_reg_sets): Revert previous change.
3862 (saved_fixed_regs): New.
3863 (saved_call_used_regs): New.
3864 (saved_call_really_used_regs): New.
3865 (saved_reg_names): New.
3866 (save_register_info): New.
3867 (restore_register_info): New.
3868 (init_reg_sets_1): Replace reset of register info with call to
3869 restore_register_info.
3870 * rtl.h (save_register_info): Declare.
3871 * toplev.c (backend_init): Call save_register_info.
3873 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3875 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3876 from the original statement.
3878 2007-08-30 Chao-ying Fu <fu@mips.com>
3880 * c-lex.c (interpret_fixed): Declare.
3881 (interpret_float): Process _Fract and _Accum.
3882 (interpret_fixed): New function.
3883 * final.c (output_addr_const): Process CONST_FIXED.
3884 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3885 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3887 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3889 (simplify_immed_subreg): Support CONST_FIXED.
3890 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3891 (simplify_subreg): Support CONST_FIXED.
3893 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3895 * config/rs6000/ppu_intrinsics.h: New file.
3896 * config.gcc (powerpc*-*-* <extra_headers>): Install
3899 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3901 * cfg.c (dump_flow_info): Change to also print entry and exit
3903 * print-rtl.c (print_rtl_single): Allow to print rtl with
3906 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3908 * df-core.h (df_dump_region): New function.
3909 * df.h (df_dump_region): New function.
3910 * loop-invariant.c (find_defs): Add call to df_dump_region.
3911 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3914 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3917 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3918 true if any of the compare_section_name calls returned true,
3919 rather than if any returned false.
3921 2007-08-30 Richard Guenther <rguenther@suse.de>
3923 PR tree-optimization/33199
3924 * tree-ssa-structalias.c (handle_lhs_call): New function.
3925 (find_func_aliases): In non-IPA mode make sure that for
3926 calls that return a pointer we add a constraint for the
3927 result to point to anything.
3929 2007-08-30 Richard Guenther <rguenther@suse.de>
3931 * doc/invoke.texi (-mveclibabi): Document new target option.
3932 * config/i386/i386.opt (-mveclibabi): New target option.
3933 * config/i386/i386.c (ix86_veclib_handler): Handler for
3934 vectorization library support.
3935 (override_options): Handle the -mveclibabi option, initialize
3936 the vectorization library handler.
3937 (ix86_builtin_vectorized_function): As fallback call the
3938 vectorization library handler, if set.
3939 (ix86_veclibabi_acml): New static function for ACML ABI style
3940 vectorization support.
3942 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3944 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3945 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3946 SImode and update m. Don't run gen_lowpart_common on arbitrary
3947 memory address, force it to register first.
3950 * dce.c (dce_process_block): Don't delete setters of
3951 artificially used registers.
3953 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3955 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3956 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3957 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3959 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3961 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3963 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3964 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3966 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3968 * system.h: Activate -Wcast-qual as warning-only.
3970 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3973 * config/rs6000/rs6000.c (compare_section_name): New function.
3974 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3977 2007-08-29 Olivier Hainque <hainque@adacore.com>
3979 * xcoffout.c: #include debug.h.
3980 * Makefile.in (xcoffout.o): Add debug.h dependency.
3982 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3984 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3985 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3987 2007-08-29 Richard Guenther <rguenther@suse.de>
3989 * tree-pretty-print.c (dump_generic_node): Print
3990 label DECL_UID as D.%u.
3991 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3993 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3995 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3996 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3998 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
4001 * tree.c (build_type_attribute_qual_variant): Set canonical types
4002 on the final, unqualified attribute variant before building the
4005 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4007 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
4008 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
4010 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4013 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4014 * config/bfin/bfin.md (composev2hi): Put operands into vector
4017 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4019 * config/bfin/bfin.md (composev2hi): Put operands into vector
4022 2007-08-29 Jie Zhang <jie.zhang@analog.com>
4024 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
4025 attribute when appropriate.
4026 (bfin_handle_l1_text_attribute): New.
4027 (bfin_handle_l1_data_attribute): New.
4028 (bfin_attribute_table): Add attributes: l1_text, l1_data,
4029 l1_data_A and l1_data_B.
4030 * doc/extend.texi (node Function Attributes): Document l1_text
4032 (Variable Attributes): Add Blackfin subsection. Document l1_data,
4033 l1_data_A and l1_data_B variable attributes.
4035 2007-08-28 Jie Zhang <jie.zhang@analog.com>
4037 * config/bfin/bfin.opt (minline-plt): Add.
4038 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
4039 call to global functions.
4040 * doc/invoke.texi (Option Summary): Mention -minline-plt.
4041 (Blackfin Options): Document -minline-plt.
4043 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4045 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
4046 given a non-function.
4047 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
4049 2007-08-28 DJ Delorie <dj@redhat.com>
4051 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4053 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4055 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4057 2007-08-28 Richard Guenther <rguenther@suse.de>
4059 * tree.h (struct tree_function_decl): Increase size of
4060 function_code bitfield.
4062 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4063 Kazu Hirata <kazu@codesourcery.com>
4065 * gcc/config/m68k/linux.h
4066 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4067 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4068 (m68k_return_in_memory): New.
4069 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4072 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4075 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4076 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4077 operand) when top VEC_SELECT extracts scalar element.
4078 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4079 (*vec_extract_v4sf_mem): Ditto.
4081 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4084 * passes.c (init_optimization_passes): Move pass_df_finish
4085 after pass_postreload sublist.
4087 PR rtl-optimization/33148
4088 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4089 (neg (lt X 0)) if X has scalar int mode.
4092 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4093 initializer, use build_vector_from_ctor if possible to create
4094 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4095 even after this, return NULL.
4097 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4099 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4101 2007-08-28 Richard Guenther <rguenther@suse.de>
4103 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4104 (struct tree_function_decl): Make function_code a bitfield.
4105 Add disregard_inline_limits flag.
4106 * cgraphunit.c (cgraph_process_new_functions): Check
4107 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4108 (cgraph_preserve_function_body_p): Likewise.
4109 * ipa-inline.c (compute_inline_parameters): Likewise.
4110 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4111 for GNU C extern inline functions.
4112 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4113 * tree-inline.c (disregard_inline_limits_p): Remove.
4114 * tree-inline.h (disregard_inline_limits_p): Likewise.
4115 * c-common.c (handle_always_inline_attribute): Set
4116 DECL_DISREGARD_INLINE_LIMITS.
4117 * langhooks.c (add_builtin_function): Verify the function code
4118 fits in the bitfield.
4120 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4121 Vladimir Yanovsky <yanov@il.ibm.com>
4122 Revital Eres <eres@il.ibm.com>
4123 Andrey Belevantsev <abel@ispras.ru>
4125 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4127 * modulo-sched.c: Add documentation regarding do-loop.
4128 (doloop_register_get): Change number of arguments to support
4129 the new do-loop pattern and check whether COUNT_REG has no other
4130 occurences in the loop besides in the control part.
4131 (duplicate_insns_of_cycles): Do not duplicate the insn which
4132 changes count_reg as it is already adjusted.
4133 (generate_prolog_epilog): New argument to support the new
4134 do-loop pattern. Change the subtract instruction to use
4135 expand_simple_binop. Call duplicate_insns_of_cycles with new
4137 (sms_schedule): Call doloop_register_get and
4138 generate_prolog_epilog with new argument. Do not handle loops
4139 with single sets insns with subreg in their lhs.
4140 * loop-doloop.c (doloop_optimize): Support for another do-loop
4142 (doloop_condition_get): Gets an instruction instead of a pattern
4143 and change the return condition when the do-loop pattern is
4145 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4146 deps when considering to not create edges.
4148 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4150 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4153 2007-08-27 Jason Merrill <jason@redhat.com>
4156 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4157 zero-sized types after calling gimplify_modify_expr_rhs.
4159 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4161 * regclass.c (init_reg_autoinc): Fix typo.
4163 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4165 Fix PR tree-optimization/33173
4166 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4168 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4171 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4172 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4175 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4176 David Ung <davidu@mips.com>
4177 Nigel Stephens <nigel@mips.com>
4179 Separate target-specific initialization from general
4180 back-end initialization.
4182 * toplev.c (init_alignments): New, split out from...
4183 (process_options): ...here.
4184 (backend_init_target): New, split out from...
4185 (backend_init): ...here.
4186 (lang_dependent_init_target): New, split out from...
4187 (lang_dependent_init): ...here.
4188 (target_reinit): New.
4189 * toplev.h (target_reinit): Declare.
4190 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4191 now can be called more than once. Update comments.
4192 * expr.h (init_expr_target): Likewise.
4193 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4194 now can be called more than once. Explicitly zero
4195 static_reg_base_value.
4196 * emit-rtl.c (init_emit_regs): New, split out from...
4197 (init_emit_once): Here.
4198 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4199 non-const, so that changes from command-line arguments can overwrite
4200 values provided by the static initializers.
4201 (initial_call_really_used_regs): New, used similarly to the above.
4202 (initial_reg_names): Likewise.
4203 (last_mode_for_init_move_cost): Promoted function-local static to
4204 file-scope static to make it accessible outside init_move_cost.
4205 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4206 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4207 reg_names since it is needed for parsing command-line options.
4208 (init_move_cost): Use last_mode_for_init_move_cost instead of
4209 function-local static.
4210 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4211 call_really_used_regs now. Reinitialize reg_names. Also
4212 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4213 reg_class_superunion. Clear losing_caller_save_reg_set.
4214 Preserve global registers if called more than once. Reset
4215 move cost, may_move_in_cost, may_move_out_cost, and
4216 last_mode_for_init_move_cost.
4217 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4218 can now be invoked more than once. Update comments.
4219 (init_regs): Update comments.
4220 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4221 and initial_call_really_used_regs, instead of the non-initial
4222 variables. This allows us to save the command-line register settings
4223 after target reinitialization.
4224 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4225 * rtl.h (init_emit_regs): Declare.
4226 (init_reg_modes_target, init_alias_target): Renamed as described
4228 * reload1.c (init_reload): Update comments.
4229 * optabs.c (init_optabs): Likewise.
4230 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4232 2007-08-26 Chao-ying Fu <fu@mips.com>
4234 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4237 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4239 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4241 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4243 * bb-reorder.c (copy_bb_p): Likewise.
4244 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4245 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4246 block_ends_with_condjump_p): Likewise.
4247 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4248 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4249 block_ends_with_condjump_p): Likewise.
4250 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4251 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4252 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4253 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4254 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4255 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4256 debug_true_const_tree instad of debug_true_tree.
4257 * debug.c (do_nothing_debug_hooks): Likewise.
4258 * debug.h (ignore_block, debug_true_const_tree): Constify.
4259 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4260 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4261 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4262 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4263 dbx_reg_number, is_based_loc, field_type,
4264 simple_type_align_in_bits, simple_decl_align_in_bits,
4265 simple_type_size_in_bits, field_byte_offset, insert_float,
4266 type_tag, member_declared_type, is_redundant_typedef,
4267 secname_for_decl, is_inlined_entry_point): Likewise.
4268 * emit-rtl.c (const_next_insn, const_previous_insn,
4269 const_next_nonnote_insn, const_prev_nonnote_insn,
4270 const_next_real_insn, const_prev_real_insn,
4271 const_next_active_insn, const_prev_active_insn, const_next_label,
4272 const_prev_label): Likewise.
4273 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4275 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4276 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4277 sched_insn_is_legitimate_for_speculation_p): Likewise.
4278 * jump.c (reversed_comparison_code_parts,
4279 reversed_comparison_code, reversed_comparison, condjump_label):
4281 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4282 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4284 * rtl.h (const_previous_insn, const_next_insn,
4285 const_prev_nonnote_insn, const_next_nonnote_insn,
4286 const_prev_real_insn, const_next_real_insn,
4287 const_prev_active_insn, const_next_active_insn, const_prev_label,
4288 const_next_label, modified_between_p, modified_in_p,
4289 const_note_storeskeep_with_call_p, condjump_label,
4290 reversed_comparison, reversed_comparison_code,
4291 reversed_comparison_code_parts, memory_modified_in_insn_p,
4292 stack_regs_mentioned): Likewise.
4293 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4294 keep_with_call_p): Likewise.
4295 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4296 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4297 sd_lists_size, sd_lists_empty_p): Likewise.
4298 * sched-int.h (sched_insns_conditions_mutex_p,
4299 haifa_classify_insn, no_real_insns_p,
4300 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4301 sd_lists_size, sd_lists_empty_p): Likewise.
4302 * sdbout.c (sdb_debug_hooks): Likewise.
4303 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4304 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4305 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4307 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4308 tree_can_throw_internal): Likewise.
4309 * tree-flow-inline.h (phi_nodes): Likewise.
4310 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4311 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4312 * tree-gimple.c (const_get_call_expr_in): Likewise.
4313 * tree-gimple.h (const_get_call_expr_in): Likewise.
4314 * tree.c (const_lookup_attribute, attribute_list_equal,
4315 attribute_list_contained): Likewise.
4316 * tree.h (attribute_list_equal, attribute_list_contained,
4317 const_lookup_attribute): Likewise.
4318 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4320 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4322 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4323 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4325 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4328 * config/alpha/constraints.md: Delete "svn:mime-type" property
4329 with svn propdel "svn:mime-type".
4331 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4334 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4335 non NOTE insn doesn't cross basic block.
4336 (noce_try_abs): Likewise.
4337 (noce_process_if_block): Likewise.
4339 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4342 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4343 operand without auto-inc-dec.
4344 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4345 offsettable_mem_operand.
4346 (floatunssidf2_internal): Same.
4347 (fix_truncdfsi2_internal): Same.
4348 (floatsidf_ppc64): Same.
4349 (floatunssidf_ppc64): Same.
4350 (fix_trunctfsi2_internal): Same.
4352 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4355 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4356 pass defines needed for version.c.
4358 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4360 * configure.ac (--debug-prefix-map check): Change assembler
4361 version presumed to have feature to 2.18.
4362 * configure: Regenerate.
4364 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4366 * c-common.c (vector_types_convertible_p,
4367 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4368 self_promoting_args_p): Constify.
4369 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4370 c_promoting_integer_type_p, self_promoting_args_p,
4371 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4372 * c-decl.c (anon_aggr_type_p): Likewise.
4373 * * c-dump.c (dump_stmt): Likewise.
4374 * c-objc-common.c (has_c_linkage): Likewise.
4375 * c-tree.h (same_translation_unit_p): Likewise.
4376 * c-typeck.c (null_pointer_constant_p,
4377 tagged_types_tu_compatible_p, function_types_compatible_p,
4378 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4379 comptypes_internal, struct tagged_tu_seen_cache,
4380 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4381 c_size_in_bytes): Likewise.
4382 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4383 hash_ptr, eq_ptr): Likewise.
4384 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4385 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4386 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4387 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4389 * optabs.c (optab_for_tree_code): Likewise.
4390 * optabs.h (optab_for_tree_code): Likewise.
4391 * rtl.h (simplify_rtx): Likewise.
4392 * simplify-rtx.c (simplify_rtx): Likewise.
4393 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4394 dump_flag, dump_node): Likewise.
4395 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4396 queue_and_dump_type, dump_flag): Likewise.
4397 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4398 * tree-pass.h (dump_node): Likewise.
4399 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4400 supportable_narrowing_operation): Likewise.
4401 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4402 supportable_narrowing_operation): Likewise.
4403 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4404 is_negative_overflow_infinity, is_positive_overflow_infinity,
4405 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4406 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4407 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4408 ssa_name_nonzero_p, fp_predicate): Likewise.
4409 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4410 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4411 ssa_name_nonnegative_p): Likewise.
4413 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4415 * config.gcc : Add x86_64-elf target.
4417 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4419 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4421 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4422 Nigel Stephens <nigel@mips.com>
4426 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4427 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4428 * expr.c (SET_BY_PIECES_P): Define.
4429 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4430 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4431 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4433 * expr.h (SET_RATIO): Define.
4434 (can_store_by_pieces, store_by_pieces): Update prototypes.
4435 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4436 can_store_by_pieces/store_by_pieces.
4437 (expand_builtin_memcpy_args): Likewise.
4438 (expand_builtin_strncpy): Likewise.
4439 (expand_builtin_memset_args): Likewise. Also remove special case
4440 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4441 decide what to do instead.
4442 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4443 to can_store_by_pieces.
4445 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4446 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4448 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4449 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4450 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4451 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4452 (STORE_BY_PIECES_P): Define.
4454 2007-08-24 Tom Tromey <tromey@redhat.com>
4456 * varpool.c (varpool_last_needed_node): Fix comment typo.
4457 * c-decl.c (duplicate_decls): Fix comment typo.
4458 (clone_underlying_type): Update comment.
4460 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4462 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4463 alpha_in_small_data_p, alpha_split_complex_arg,
4464 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4466 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4467 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4469 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4470 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4471 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4472 * config/darwin.c (darwin_binds_local_p): Likewise.
4473 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4475 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4476 i386_pe_valid_dllimport_attribute_p): Likewise.
4477 * config/i386/i386.c (ix86_function_regparm,
4478 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4479 x86_can_output_mi_thunk, ix86_mangle_type,
4480 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4481 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4482 i386_pe_binds_local_p): Likewise.
4483 * config/ia64/ia64.c
4484 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4485 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4486 ia64_invalid_conversion, ia64_invalid_unary_op,
4487 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4489 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4490 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4491 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4492 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4493 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4494 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4495 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4496 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4497 * config/pa/pa.c (pa_commutative_p): Likewise.
4498 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4500 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4501 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4502 rs6000_use_blocks_for_constant_p,
4503 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4504 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4505 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4506 * config/s390/s390.c (s390_mangle_type,
4507 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4509 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4510 th_in_small_data_p): Likewise.
4511 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4512 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4514 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4515 sparc_mangle_type): Likewise.
4516 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4517 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4518 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4520 * hooks.c (hook_bool_mode_const_rtx_false,
4521 hook_bool_mode_const_rtx_true,
4522 hook_bool_const_tree_hwi_hwi_const_tree_false,
4523 hook_bool_const_tree_hwi_hwi_const_tree_true,
4524 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4525 hook_constcharptr_const_tree_null,
4526 hook_constcharptr_const_rtx_null,
4527 hook_constcharptr_const_tree_const_tree_null,
4528 hook_constcharptr_int_const_tree_null,
4529 hook_constcharptr_int_const_tree_const_tree_null): New.
4530 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4531 hook_bool_tree_hwi_hwi_tree_false,
4532 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4533 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4534 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4535 hook_constcharptr_int_tree_null,
4536 hook_constcharptr_int_tree_tree_null): Delete.
4537 (default_can_output_mi_thunk_no_vcall): Constify.
4538 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4539 hook_bool_tree_hwi_hwi_tree_false,
4540 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4541 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4542 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4543 hook_constcharptr_int_tree_null,
4544 hook_constcharptr_int_tree_tree_null): Delete.
4545 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4546 hook_bool_const_tree_hwi_hwi_const_tree_false,
4547 hook_bool_const_tree_hwi_hwi_const_tree_true,
4548 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4549 hook_constcharptr_const_tree_null,
4550 hook_constcharptr_const_rtx_null,
4551 hook_constcharptr_const_tree_const_tree_null,
4552 hook_constcharptr_int_const_tree_null,
4553 hook_constcharptr_int_const_tree_const_tree_null): New.
4554 (default_can_output_mi_thunk_no_vcall): Constify.
4555 * integrate.c (function_attribute_inlinable_p): Likewise.
4556 * integrate.h (function_attribute_inlinable_p): Likewise.
4557 * jump.c (rtx_renumbered_equal_p): Likewise.
4558 * output.h (decl_readonly_section, categorize_decl_for_section,
4559 default_use_anchors_for_symbol_p, default_binds_local_p,
4560 default_binds_local_p_1): Likewise.
4561 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4563 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4564 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4565 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4566 TARGET_COMP_TYPE_ATTRIBUTES,
4567 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4568 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4569 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4570 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4571 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4572 * target.h (can_output_mi_thunk, needs_block_p,
4573 first_cycle_multipass_dfa_lookahead_guard_spec,
4574 vector_alignment_reachable, comp_type_attributes,
4575 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4576 commutative_p, use_blocks_for_constant_p,
4577 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4578 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4579 invalid_within_doloop, valid_dllimport_attribute_p,
4580 split_complex_arg, invalid_arg_for_unprototyped_fn,
4581 invalid_conversion, invalid_unary_op, invalid_binary_op):
4583 * targhooks.c (default_invalid_within_doloop,
4584 hook_invalid_arg_for_unprototyped_fn,
4585 default_builtin_vector_alignment_reachable): Likewise.
4586 (hook_bool_rtx_commutative_p): Delete.
4587 (hook_bool_const_rtx_commutative_p): New.
4588 * targhooks.h (default_invalid_within_doloop,
4589 default_builtin_vector_alignment_reachable,
4590 hook_invalid_arg_for_unprototyped_fn): Constify.
4591 (hook_bool_rtx_commutative_p): Delete.
4592 (hook_bool_const_rtx_commutative_p): New.
4593 * varasm.c (bss_initializer_p, decl_default_tls_model,
4594 categorize_decl_for_section, decl_readonly_section,
4595 default_use_anchors_for_symbol_p, default_binds_local_p,
4596 default_binds_local_p_1): Constify.
4598 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4600 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4601 __NO_BUILTIN if -fno-builtin.
4603 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4605 * config/bfin/bfin.c (print_operand): Report error instead of
4606 ICE for wrong operand.
4608 2007-08-24 Michael Matz <matz@suse.de>
4610 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4612 2007-08-24 Richard Guenther <rguenther@suse.de>
4615 * tree-ssa.c (useless_type_conversion_p): Split into a
4616 recursive and a non-recursive part.
4617 (useless_type_conversion_p_1): New function.
4618 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4619 from maybe_fold_offset_to_reference is trivially convertible
4620 to the desired type before doing the simplification.
4622 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4624 * expr.c (store_expr): Optimize initialization of an array
4626 * expr.h (builtin_strncpy_read_str): New prototype.
4627 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4630 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4633 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4634 field when initializing if_info structure.
4636 2007-08-24 Richard Guenther <rguenther@suse.de>
4638 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4640 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4641 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4642 * tree-inline.c (inlinable_function_p): Fold in common parts of
4643 the cannot_inline_tree_fn langhook.
4644 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4645 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4646 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4647 cannot_inline_tree_fn langhook.
4648 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4649 cannot_inline_tree_fn member.
4651 2007-08-24 Richard Guenther <rguenther@suse.de>
4653 * expr.c (get_inner_reference): Do computation of bitoffset
4654 from offset in a way we can detect overflow reliably.
4656 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4658 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4660 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4662 * config/bfin/bfin.opt (mfast-fp): Add.
4663 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4664 libbffastfp override libgcc if -mfast-fp.
4665 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4666 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4667 (Blackfin Options): Document -mfast-fp.
4669 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4671 PR tree-optimization/32573
4673 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4674 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4675 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4676 (build_classic_dist_vector): Return false rather than true if
4677 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4678 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4679 returned false. Don't call save_dist_v before calling
4680 build_classic_dist_vector_1.
4681 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4682 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4683 DDR_DIR_VECTS vectors.
4685 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4687 * configure.ac (leb128): Modify sed statement to work with any
4688 binutils version string.
4689 * configure: Regenerate
4691 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4693 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4694 Wrap in RTX_CODE macro guard.
4695 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4696 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4697 arm_mark_dllimport, arm_pe_encode_section_info,
4698 arm_pe_unique_section): Use ISO-C function declarations.
4699 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4700 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4701 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4703 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4704 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4706 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4708 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4709 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4710 (register_move_cost): Use ISO-C function declarations.
4711 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4712 * config/score/score-protos.h (score_declare_object): Add
4714 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4716 * final.c (profile_function): Avoid empty if-bodies.
4719 * calls.c (must_pass_in_stack_var_size,
4720 must_pass_in_stack_var_size_or_pad): Constify.
4721 * config/alpha/alpha-protos.h (function_value): Likewise.
4722 * config/alpha/alpha.c (alpha_return_in_memory,
4723 alpha_pass_by_reference, function_value,
4724 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4725 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4727 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4728 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4729 TARGET_PROMOTE_PROTOTYPES): Likewise.
4730 * config/arm/arm-protos.h (arm_return_in_memory,
4731 arm_pad_arg_upward, arm_function_value): Likewise.
4732 * config/arm/arm.c (arm_pass_by_reference,
4733 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4734 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4735 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4737 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4738 * config/avr/avr-protos.h (avr_function_value): Likewise.
4739 * config/avr/avr.c (avr_return_in_memory,
4740 gas_output_limited_string, gas_output_ascii, avr_function_value,
4741 avr_return_in_memory): Likewise.
4742 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4743 * config/bfin/bfin.c (bfin_pass_by_reference,
4744 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4745 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4747 * config/cris/cris.c (cris_pass_by_reference,
4748 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4749 * config/crx/crx.c (crx_return_in_memory): Likewise.
4750 * config/darwin.c (function_base, machopic_function_base_name):
4752 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4753 TARGET_PROMOTE_PROTOTYPES): Likewise.
4754 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4755 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4756 * config/i386/i386-protos.h (ix86_return_in_memory,
4757 ix86_sol10_return_in_memory): Likewise.
4758 * config/i386/i386.c (ix86_function_value,
4759 ix86_function_sseregparm, ix86_must_pass_in_stack,
4760 type_natural_mode, classify_argument, examine_argument,
4761 construct_container, ix86_pass_by_reference, function_value_32,
4762 function_value_64, ix86_function_value_1, return_in_memory_32,
4763 return_in_memory_64, return_in_memory_ms_64,
4764 ix86_return_in_memory, ix86_sol10_return_in_memory,
4765 TARGET_PROMOTE_PROTOTYPES): Likewise.
4766 * config/ia64/ia64-protos.h (ia64_function_value,
4767 ia64_hpux_function_arg_padding): Likewise.
4768 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4769 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4770 ia64_hpux_function_arg_padding): Likewise.
4771 * config/iq2000/iq2000-protos.h (function_arg,
4772 iq2000_function_value): Likewise.
4773 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4774 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4775 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4776 function_arg, iq2000_function_value): Likewise.
4777 * config/m32c/m32c-protos.h (m32c_function_value,
4778 m32c_promote_function_return): Likewise.
4779 * config/m32c/m32c.c (m32c_pass_by_reference,
4780 m32c_promote_prototypes, m32c_promote_function_return,
4781 m32c_function_value): Likewise.
4782 * config/m32r/m32r.c (m32r_return_in_memory,
4783 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4784 m32r_in_small_data_p): Likewise.
4785 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4787 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4788 m68hc11_function_arg_padding): Likewise.
4789 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4790 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4791 m68k_function_value): Likewise.
4792 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4793 mcore_function_value): Likewise.
4794 * config/mcore/mcore.c (handle_structs_in_regs,
4795 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4796 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4797 mcore_num_arg_regs, mcore_function_value): Likewise.
4798 * config/mips/mips-protos.h (mips_pad_arg_upward,
4799 mips_function_value): Likewise.
4800 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4801 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4802 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4803 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4804 mips_function_value): Likewise.
4805 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4807 * config/mmix/mmix.c (mmix_pass_by_reference,
4808 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4809 mmix_encode_section_info): Likewise.
4810 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4812 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4813 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4814 mn10300_function_value): Likewise.
4815 * config/mt/mt-protos.h (mt_function_value): Likewise.
4816 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4817 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4818 * config/pa/pa-protos.h (function_arg_padding, function_value,
4819 pa_return_in_memory): Likewise.
4820 * config/pa/pa.c (pa_pass_by_reference,
4821 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4822 function_arg_padding, function_value, pa_return_in_memory):
4824 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4825 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4826 function_arg_padding): Likewise.
4827 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4828 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4829 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4830 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4831 function_arg_padding, altivec_expand_dst_builtin,
4832 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4833 altivec_init_builtins, rs6000_common_init_builtins,
4834 rs6000_function_value): Likewise.
4835 * s390/s390-protos.h (s390_function_value): Likewise.
4836 * config/s390/s390.c (s390_function_arg_size,
4837 s390_pass_by_reference, s390_return_in_memory,
4838 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4839 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4840 * config/score/score-protos.h (score_function_value): Likewise.
4841 * config/score/score.c (score_arg_partial_bytes,
4842 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4843 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4844 score_pass_by_reference, score_add_offset, score_function_value):
4846 * config/sh/sh-protos.h (sh_attr_renesas_p,
4847 sh_promote_prototypes): Likewise.
4848 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4849 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4850 sh_attr_renesas_p): Likewise.
4851 * config/sparc/sparc-protos.h (function_value,
4852 function_arg_padding): Likewise.
4853 * config/sparc/sparc.c (sparc_promote_prototypes,
4854 sparc_return_in_memory, sparc_pass_by_reference,
4855 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4856 function_arg_record_value_2, function_arg_record_value_1,
4857 function_arg_record_value, function_arg_record_value,
4858 function_arg_padding, function_value): Likewise.
4859 * config/spu/spu-protos.h (spu_function_value): Likewise.
4860 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4861 spu_function_value): Likewise.
4862 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4864 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4865 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4866 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4868 * config/v850/v850.c (v850_return_in_memory,
4869 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4870 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4871 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4872 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4873 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4875 * explow.c (promote_mode, hard_function_value): Likewise.
4876 * expr.h (hard_function_value, promote_mode): Likewise.
4877 * function.c (aggregate_value_p): Likewise.
4878 * hooks.c (hook_bool_const_tree_true): New.
4879 * hooks.h (hook_bool_const_tree_true): New.
4880 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4881 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4882 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4883 TARGET_RETURN_IN_MSB): Likewise.
4884 * target.h (promote_function_args, promote_function_return,
4885 promote_prototypes, return_in_memory, return_in_msb,
4886 pass_by_reference, must_pass_in_stack, callee_copies,
4887 function_value): Likewise.
4888 * targhooks.c (default_return_in_memory,
4889 hook_pass_by_reference_must_pass_in_stack,
4890 hook_callee_copies_named,
4891 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4892 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4893 default_function_value): Likewise.
4894 * targhooks.h (default_return_in_memory,
4895 hook_pass_by_reference_must_pass_in_stack,
4896 hook_callee_copies_named,
4897 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4898 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4899 default_function_value): Likewise.
4900 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4901 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4902 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4903 * tree.c (needs_to_live_in_memory): Likewise.
4904 * tree.h (struct tree_type, needs_to_live_in_memory,
4905 aggregate_value_p, must_pass_in_stack_var_size,
4906 must_pass_in_stack_var_size_or_pad): Likewise.
4907 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4908 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4909 lookup_filename): Likewise.
4911 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4914 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4915 fake fcomi i387 instruction for !TARGET_CMOVE.
4916 (ix86_expand_branch): Expand natural sequence with one jump for
4917 all targets, not only TARGET_CMOVE.
4918 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4919 pattern to implement fake fcomi sequence. Split instruction after
4920 reload to correct compare sequences.
4921 (*cmpfp_xf_cc): Ditto.
4922 (*cmpfp_<mode>_cc): Ditto.
4923 (*cmpfp_u_cc): Ditto.
4924 (*cmpfp_<mode>_cc): Ditto.
4926 2007-08-23 Richard Guenther <rguenther@suse.de>
4928 * tree-pretty-print.c (dump_generic_node): Annotate
4929 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4931 2007-08-23 Richard Guenther <rguenther@suse.de>
4933 * builtins.c (expand_builtin_mathfn): Wrap argument in
4934 save_expr directly instead of re-building the call.
4935 (expand_builtin_mathfn_2): Likewise.
4936 (expand_builtin_mathfn_3): Likewise.
4937 (expand_builtin_interclass_mathfn): Likewise.
4938 (expand_builtin_int_roundingfn): Set arg.
4939 (expand_builtin_int_roundingfn_2): Likewise.
4941 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4943 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4944 *sse_nand<mode>3, *sse_xor<mode>3): New.
4946 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4948 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4949 * config/i386/i386.c (print_operand): Handle ';' code. Output
4950 semicolon for TARGET_MACHO.
4951 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4952 emit semicolon after 'lock' prefix.
4953 (sync_double_compare_and_swap<mode>): Ditto.
4954 (*sync_double_compare_and_swapdi_pic): Ditto.
4955 (*sync_compare_and_swap_cc<mode>): Ditto.
4956 (sync_double_compare_and_swap_cc<mode>): Ditto.
4957 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4958 (sync_old_add<mode>): Ditto.
4959 (sync_add<mode>): Ditto.
4960 (sync_sub<mode>): Ditto.
4961 (sync_ior<mode>): Ditto.
4962 (sync_and<mode>): Ditto.
4963 (sync_xor<mode>): Ditto.
4965 2007-08-22 Chao-ying Fu <fu@mips.com>
4967 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4969 (copy_rtx): Handle CONST_FIXED.
4970 (rtx_equal_p): Likewise.
4971 * rtl.h (fixed_value.h): New include.
4972 (rtx_def): Add a new field of fixed_value to u.
4973 (XCNMPFV): Define for accessing fixed_value.
4974 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4976 * rtl.def (CONST_FIXED): New constant.
4977 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4978 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4979 US_ASHIFT): New codes.
4980 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4981 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4982 unsigned_fract_convert, unsigned_sat_fract): Document them.
4983 * varasm.c (assemble_integer): Extend to support fixed-point constants
4984 by using different machine classes.
4985 (decode_addr_const): Handle FIXED_CST.
4986 (const_hash_1): Likewise.
4987 (compare_constant): Likewise.
4988 (copy_constant): Likewise.
4989 (const_rtx_hash_1): Handle CONST_FIXED.
4990 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4991 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4993 (initializer_constant_valid_p): Handle FIXED_CST.
4994 (output_constant): Support FIXED_POINT_TYPE.
4995 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4996 * cse.c (hash_rtx): Support CONST_FIXED.
4997 (exp_equiv_p): Likewise.
4998 (cannon_reg): Likewise.
4999 (fold_rtx): Likewise.
5000 (equiv_constant): Likewise.
5001 (cse_process_notes_1): Likewise.
5002 (count_reg_usage): Likewise.
5003 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
5004 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
5005 (wrap_constant): Check CONST_FIXED.
5006 (cselib_hash_rtx): Support CONST_FIXED.
5007 (cselib_subst_to_values): Likewise.
5008 * df-scan.c (df_uses_record): Likewise.
5009 * gcse.c (want_to_gcse_p): Likewise.
5010 (oprs_unchanged_p): Likewise.
5011 (oprs_not_set_p): Likewise.
5012 (compute_transp): Likewise.
5013 (extract_mentioned_regs_helper): Likewise.
5014 * genemit.c (gen_exp): Likewise.
5015 * local-alloc.c (equiv_init_varies_p): Likewise.
5016 (contains_replace_regs): Likewise.
5017 (memref_referenced_p): Likewise.
5018 * loop-invariant.c (check_maybe_invariant): Likewise.
5019 (hash_invariant_expr_1): Likewise.
5020 (invariant_expr_equal_p): Likewise.
5021 * postreload-gcse.c (oprs_unchanged_p): Likewise.
5022 * regclass.c (reg_scan_mark_refs): Likewise.
5023 * regrename.c (scan_rtx): Likewise.
5024 * resource.c (mark_referenced_resources): Likewise.
5025 (mark_set_resources): Likewise.
5026 * rtlanal.c (rtx_unstable_p): Likewise.
5027 (rtx_varies_p): Likewise.
5028 (count_occurrences): Likewise.
5029 (reg_mentioned_p): Likewise.
5030 (modified_between_p): Likewise.
5031 (modified_in_p): Likewise.
5032 (volatile_insn_p): Likewise.
5033 (volatile_refs_p): Likewise.
5034 (side_effects_p): Likewise.
5035 (may_trap_p_1): Likewise.
5036 (inequality_comparisons_p): Likewise.
5037 (computed_jump_p_1): Likewise.
5038 (commutative_operand_precedence): Likewise.
5039 * sched-deps.c (sched_analyze_2): Likewise.
5040 * sched-vis.c (print_value): Likewise.
5041 * reload.c (operands_match_p): Likewise.
5042 (subst_reg_equivs): Likewise.
5043 * reload1.c (eliminate_regs_1): Likewise.
5044 (elimination_effects): Likewise.
5045 (scan_paradoxical_subregs): Likewise.
5046 * alias.c (rtx_equal_for_memref_p): Likewise.
5047 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
5048 * emit-rtl.c (const_fixed_htab): New hash table.
5049 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
5051 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
5052 const_fixed_from_fixed_value): New functions.
5053 (verify_rtx_sharing): Handle CONST_FIXED.
5054 (copy_rtx_if_shared_1): Likewise.
5055 (reset_used_flags): Likewise.
5056 (set_used_flags): Likewise.
5057 (copy_insn_1): Likewise.
5058 (init_emit_once): Create const_fixed_htab.
5059 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5061 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5063 PR tree-optimization/32949
5064 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5065 before failing for ivs with non-constant step.
5067 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5069 * doc/md.texi (Iterators): Renamed from Macros. All contents
5070 changed to reflect rename of respectively define_code_macro and
5071 define_mode_macro to define_code_iterator and define_mode_iterator.
5072 (Mode Iterators, Code Iterators): Similar.
5073 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5074 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5075 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5076 (initialize_iterators, find_iterator, check_code_iterator)
5077 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5078 (read_mapping, read_rtx_1): Similar.
5079 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5080 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5081 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5082 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5083 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5084 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5085 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5086 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5087 config/rs6000/sync.md, config/rs6000/rs6000.md,
5088 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5089 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5090 config/vax/vax.md, config/bfin/bfin.md: Similar.
5092 2007-08-22 David Daney <ddaney@avtrex.com>
5094 * doc/install.texi (Testing): Mention testing on a simulator.
5096 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5098 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5100 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5101 and rearrange floating point conversion functions into different
5104 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5106 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5107 dfa_post_advance_cycle): New scheduler hooks.
5108 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5109 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5111 (TARGET_SCHED): Use them.
5112 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5113 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5114 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5116 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5117 function to facilitate debugging.
5118 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5119 (output_insn_has_dfa_reservation_p): New static function to output
5120 insn_has_dfa_reservation_p ().
5121 (write_automata): Use it.
5122 * genattr.c (main): Output declaration for
5123 insn_has_dfa_reservation_p ().
5125 2007-08-22 Christian Bruel <christian.bruel@st.com>
5126 Richard Guenther <rguenther@suse.de>
5128 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5129 * simplify_rtx (simplify_binary_operation_1): Likewise.
5131 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5133 PR rtl-optimization/32557
5134 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5135 of REGNO (mws->mw_reg).
5137 2007-08-22 Richard Guenther <rguenther@suse.de>
5140 * builtins.c (expand_builtin_int_roundingfn): Replace call
5141 argument wrapped with SAVE_EXPR directly.
5142 (expand_builtin_int_roundingfn_2): Likewise.
5144 2007-08-22 Richard Guenther <rguenther@suse.de>
5146 * tree-inline.c (inlinable_function_p): Restore disregarding
5147 inline limits for GNU extern inline functions.
5149 2007-08-22 Richard Guenther <rguenther@suse.de>
5152 * tree.c (host_integerp): Treat sizetype as signed as it is
5155 2007-08-21 Ian Lance Taylor <iant@google.com>
5157 PR tree-optimization/33134
5158 * tree-vrp.c (adjust_range_with_scev): Call
5159 set_value_range_to_value.
5161 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5163 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5166 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5168 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5171 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5173 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5174 cases to set eight bytes at a time.
5175 (expand_block_move): Likewise.
5177 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5180 * dwarf2out.c (gen_decl_die): Don't call
5181 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5183 2007-08-21 Paul Brook <paul@codesourcery.com>
5184 Nathan Sidwell <nathan@codesourcery.com>
5185 Mark Mitchell <mark@codesourcery.com>
5186 Joseph Myers <joseph@codesourcery.com>
5188 * configure.ac: Add --with-pkgversion and --with-bugurl.
5189 * configure: Regenerate.
5190 * doc/install.texi: Document them.
5191 * version.c (version_string): Remove VERSUFFIX.
5192 (VERSUFFIX): Remove.
5193 (pkgversion_string): New.
5194 (bug_report_url): Do not hard-code initializer.
5195 * version.h (pkgversion_string): Declare.
5196 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5198 (version.o): Define PKGVERSION and BUGURL.
5199 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5200 (%.pod): Define BUGURL.
5201 * gcc.c (process_command, main): Use pkgversion_string.
5202 * toplev.c (compile_file, print_version): Likewise.
5203 * protoize.c (main): Likewise.
5204 * gcov.c (print_version): Likewise. Update copyright date.
5205 * gcov-dump.c (print_version): Likewise. Update copyright date.
5206 * mips-tdump.c (main): Likewise. Update copyright date.
5207 * mips-tfile.c (main): Likewise. Update copyright date.
5208 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5209 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5210 shorten description.
5211 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5212 * doc/gccint.texi: Likewise.
5213 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5214 Update copyright date.
5216 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5218 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5219 (ix86_expand_strlensi_unroll_1): Ditto.
5220 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5221 (ix86_expand_carry_flag_compare): Update comment.
5223 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5226 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5227 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5229 2007-08-21 Richard Guenther <rguenther@suse.de>
5231 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5233 2007-08-21 Richard Guenther <rguenther@suse.de>
5236 * fold-const.c (fold_binary): Remove index +p PTR folding.
5237 Fix types of POINTER_PLUS_EXPR generated by folding of
5240 2007-08-20 Chao-ying Fu <fu@mips.com>
5242 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5243 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5244 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5245 (c_common_fixed_point_type_for_size): Declare.
5246 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5247 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5248 (c_token_starts_declspecs): Likewise.
5249 (c_parser_declspecs): Likewise.
5250 (c_parser_attributes): Likewise.
5251 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5252 (c_declspecs): Add saturating_p.
5253 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5254 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5255 _Sat. Handle RID_SAT.
5256 Avoid using void, bool, char, int, float, double, _Decimal32,
5257 _Decimal64, _Decimal128, and complex with _Sat.
5258 Handle RID_FRACT and RID_ACCUM.
5259 Make sure _Sat is used with _Fract or _Accum.
5260 (finish_declspecs): Handle cts_fract and cts_accum.
5261 * c-common.c (fixed-value.h): New include.
5262 (constant_expression_warning): Handle FIXED_CST.
5263 (overflow_warning): Likewise.
5264 (warnings_for_convert_and_check): Likewise.
5265 (c_common_fixed_point_type_for_size): New.
5266 (c_common_type_for_mode): Handle fixed-point modes to
5267 return various saturating/non-saturating, signed/unsigned types.
5268 (c_common_signed_or_unsigned_type): Support fixed-point types.
5269 (shorten_compare): Check fixed-point zero.
5270 Handle FIXED_POINT_TYPE.
5271 (c_common_truthvalue_conversion): Handle FIXED_CST.
5272 Handle FIXED_POINT_TYPE.
5273 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5275 (handle_mode_attribute): Handle fixed-point modes. Need to check
5276 if the signness of base type and fixed-point modes are consistent.
5277 (handle_vector_size_attribute): Handle fixed-point modes.
5278 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5279 (warn_for_div_by_zero): Check fixed-point zero.
5280 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5281 a common fixed-point type based on fbit, ibit, sign, and saturation.
5282 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5283 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5284 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5285 (convert_for_assignment): Support FIXED_POINT_TYPE.
5286 (digest_init): Handle FIXED_POINT_TYPE.
5287 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5288 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5289 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5290 GE_EXPR, LT_EXPR, GT_EXPR.
5291 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5292 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5293 * target.h (gcc_target): Add fixed_point_supported_p.
5294 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5295 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5296 (default_fixed_point_supported_p): Define.
5297 * targhooks.h (default_fixed_point_supported_p): Declare.
5298 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5299 * doc/install.texi (Configuration): Add --enable-fixed-point.
5300 * configure.ac (--enable-fixed-point): New to enable fixed-point
5301 arithmetic extension to C. For mips targets, we enable it by default.
5302 * configure, config.in: Regenerate.
5304 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5306 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5308 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5310 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5311 DWARF2_DEBUGGING_INFO.
5312 (cold_text_section_used): Same.
5313 (cold_text_section): Same.
5315 2007-08-20 Richard Guenther <rguenther@suse.de>
5317 * c-typeck.c (convert_for_assignment): Use the type of
5318 the member for the initialization.
5320 2007-08-20 Richard Guenther <rguenther@suse.de>
5322 * c-objc-common.c (c_disregard_inline_limits): Remove.
5323 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5324 * cgraphunit.c (cgraph_process_new_functions): Call
5325 disregard_inline_limits_p.
5326 (cgraph_preserve_function_body_p): Likewise.
5327 * ipa-inline.c (compute_inline_parameters): Likewise.
5328 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5330 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5331 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5332 disregard_inline_limits langhook.
5333 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5335 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5336 disregard_inline_limits langhook.
5337 * tree-inline.c (disregard_inline_limits_p): New function.
5338 * tree-inline.h (disregard_inline_limits_p): Declare.
5340 2007-08-20 Richard Guenther <rguenther@suse.de>
5342 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5343 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5344 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5345 auto_var_in_fn_p langhook.
5346 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5348 * tree.c (auto_var_in_fn_p): ... here.
5349 (find_var_from_fn): Call auto_var_in_fn_p directly.
5350 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5351 auto_var_in_fn_p langhook.
5352 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5353 (copy_body_r): Likewise.
5354 (self_inlining_addr_expr): Likewise.
5355 * tree.h (auto_var_in_fn_p): Declare.
5357 2007-08-20 Richard Guenther <rguenther@suse.de>
5359 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5360 (walk_type_fields): Take lh parameter.
5361 (walk_tree): Rename to ...
5362 (walk_tree_1): ... this. Do not call the walk_subtrees
5363 langhook but the now passed callback. Pass lh on recursion.
5364 (walk_tree_without_duplicates): Rename to ...
5365 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5366 and call walk_tree_1.
5367 * tree.h (walk_tree_lh): New typedef.
5368 (walk_tree_1): Declare.
5369 (walk_tree_without_duplicates_1): Likewise.
5370 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5371 (walk_tree_without_duplicates): New define to
5372 walk_tree_without_duplicates_1 with NULL lh parameter.
5373 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5374 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5376 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5377 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5378 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5381 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5384 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5385 code in front of the compacting of basic blocks.
5386 Move the folding of statements inbetween the cgraph checking
5387 and compacting of basic blocks.
5389 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5390 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5393 * config/alpha/alpha.c (va_list_skip_additions): Check for
5394 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5395 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5396 PLUS_EXPR when checking ap.__base.
5397 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5398 when doing addition on pointer types. Use size_int instead of
5400 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5401 ptr_type in the second operand.
5403 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5406 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5408 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5411 * cfgexpand.c (expand_one_register_var): Mark pointer
5412 DECL_ARTIFICIAL as REG_POINTER also.
5413 * stmt.c (expand_decl): Likewise.
5415 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5422 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5423 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5424 on_worklist argument and avoid adding things to worklist multiple
5426 (add_to_worklist): Ditto.
5427 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5428 single SFT is clobbered.
5429 (set_initial_properties): Ditto.
5430 (compute_call_clobbered): Update for changes to function
5432 (create_overlap_variables_for): Always create SFT for offset 0.
5433 (create_structure_vars): Handle PHI's, since we are in SSA form at
5435 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5436 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5438 (add_vars_for_offset): Figure out aliases from access + points-to.
5439 (add_virtual_operand): Use add_vars-for_offset.
5440 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5441 (add_call_clobber_ops): Remove makes_clobbering_call set.
5442 (get_expr_operands): Always pass through the INDIRECT_REF
5444 * tree-ssa-structalias.c (struct constraint_graph): Remove
5446 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5447 address_taken, pt_used, number_incoming.
5448 (FIRST_ADDR_NODE): Removed.
5449 (merge_graph_nodes): Remove broken code for the moment.
5450 (init_graph): New function.
5451 (build_pred_graph): Remove code to init_graph.
5452 Add location equivalence support.
5453 (struct scc_info): Rename roots to deleted.
5455 (init_scc_info): Ditto
5456 (init_topo_info): Use graph->size.
5457 (compute_topo_order): Ditto.
5458 (do_da_constraint): Removed.
5459 (do_sd_constraint): Remove calls to find().
5460 set_union_with_increment should always get 0 as last arg here.
5461 (do_complex_constraint): Replace do_da_constraint with assert.
5463 (struct equiv_class_label): New.
5464 (pointer_equiv_class_table): Ditto.
5465 (location_equiv_class_table): Ditto.
5466 (equiv_class_label_hash): Ditto.
5467 (equiv_class_label_eq): Ditto
5468 (equiv_class_lookup): Ditto.
5469 (equiv_class_ladd): Ditto.
5470 (pointer_equiv_class): Ditto.
5471 (location_equiv_class): Ditto.
5472 (condense_visit): Rename and rewrite from label_visit to do only
5473 SCC related stuff for HU.
5474 (label_visit): Do HU work for HU.
5475 (perform_var_substitution): Update to do HU and location
5477 (free_var_substitution_info): Update to free HU and location
5478 equivalence structures. */
5479 (find_equivalent_node): Update for pointer but not location
5481 (unite_pointer_equivalences): New function.
5482 (move_complex_constraints): Rewrite to only do moving.
5483 (rewrite_constraints): Split out of move_complex_constraints.
5484 (solve_graph): Use graph->size.
5485 (process_constraint_1): Add from_call argument, use it.
5486 Split *a = &b into two constraints.
5487 (process_constraint): Use new process_constraint_1.
5488 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5489 (get_constraint_for): Handle non-pointer integers properly.
5490 Remove code that used to handle structures.
5491 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5492 with unknown addends.
5493 (handle_rhs_call): New function.
5494 (find_func_aliases): Use handle_rhs_call.
5495 (set_uids_in_ptset): Add an assert.
5496 (set_used_smts): Fix bug in not considering unified vars.
5497 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5498 (compute_points_to_sets): Update for other function changes.
5499 (delete_points_to_sets): Ditto.
5500 (ipa_pta_execute): Ditto.
5501 (pass_ipa_pta): We need to update SSA after ipa_pta.
5503 2007-08-19 Jan Hubicka <jh@suse.cz>
5505 * i386.md: Replace "rim" and "mri" constraints by "g".
5507 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5509 * dwarf2out.c (text_section_used, cold_text_section_used,
5510 cold_text_section, dwarf2out_note_section_used): New.
5511 (dwarf2out_init): Initialize cold_text_section.
5512 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5513 dwarf2out_note_section_used.
5514 (size_of_aranges): Only count entry for text section if it was
5515 used. Count entry for cold text section if it was used.
5516 (output_aranges): Only output entries for text section and cold
5517 text section if they were used.
5519 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5521 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5523 (debug_generic_stmt): Likewise.
5524 (debug_tree_chain): Likewise.
5526 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5528 * tree-data-refs.c (split_constant_offset): Expose.
5529 * tree-data-refs.h (split_constant_offset): Add declaration.
5531 * tree-vectorizer.h (dr_alignment_support): Renamed
5532 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5533 Added a new value dr_explicit_realign.
5534 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5535 dr_offset, dr_step, and dr_aligned_to, along with new access
5536 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5537 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5538 STMT_VINFO_DR_ALIGNED_TO.
5540 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5542 In case of outer-loop vectorization with non-fixed misalignment - use
5543 the dr_explicit_realign scheme instead of the optimized realignment
5545 (new_stmt_vec_info): Initialize new fields.
5547 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5548 'nested_in_vect_loop' case. Change verbosity level.
5549 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5550 Don't fail on zero step in the outer-loop for loads.
5551 (vect_analyze_data_refs): Call split_constant_offset to calculate
5552 base, offset and init relative to the outer-loop.
5554 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5555 BSI function argument with a new function argument - at_loop.
5556 Simplify the condition that determines STEP. Takes additional argument
5557 INV_P. Support outer-loop vectorization (handle the
5558 nested_in_vect_loop case), including zero step in the outer-loop. Call
5559 vect_create_addr_base_for_vector_ref with additional argument.
5560 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5561 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5562 Fixed and simplified calculation of step.
5563 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5564 of bsi, and with additional argument. Call bump_vector_ptr with
5565 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5566 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5567 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5568 when the realignment setup needs to take place inside the loop.
5569 Support the dr_explicit_realign scheme. Allow generating the optimized
5570 realignment scheme for outer-loop vectorization. Added documentation.
5571 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5572 the 'nested_in_vect_loop' case, including loads that are invariant in
5573 the outer-loop and the realignment schemes. Handle the case when the
5574 realignment setup needs to take place inside the loop. Call
5575 vect_setup_realignment with additional arguments. Call
5576 vect_create_data_ref_ptr with additional argument and with loop instead
5577 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5578 (vect_gen_niters_for_prolog_loop): Call
5579 vect_create_addr_base_for_vector_ref with additional arguments.
5580 (vect_create_cond_for_align_checks): Likewise.
5581 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5582 scheme: takes additional argument bump; argument ptr_incr is now
5583 optional; updated documentation.
5584 (vect_init_vector): Takes additional argument (bsi). Use it, if
5585 available, to insert the vector initialization.
5586 (get_initial_def_for_induction): Pass additional argument in call to
5588 (vect_get_vec_def_for_operand): Likewise.
5589 (vect_setup_realignment): Likewise.
5590 (vectorizable_load): Likewise.
5592 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5594 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5595 as argument instead of struct loop.
5596 (nested_in_vect_loop_p): New function.
5597 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5599 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5600 from other phis in the loop.
5601 (destroy_loop_vec_info): Add additional argument to declaration.
5603 * tree-vectorizer.c (supportable_widening_operation): Also check if
5604 nested_in_vect_loop_p (don't allow changing the order in this case).
5605 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5606 of struct loop. Call nested_in_vect_loop_p and don't require
5607 flag_unsafe_math_optimizations if it returns true.
5608 (new_stmt_vec_info): When setting def_type for phis differentiate
5609 loop-header phis from other phis.
5610 (bb_in_loop_p): New function.
5611 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5612 just update their loop_vinfo. Order of BB traversal now matters -
5613 call dfs_enumerate_from with bb_in_loop_p.
5614 (destroy_loop_vec_info): Takes additional argument to control whether
5615 stmt_vinfo of the loop stmts should be destroyed as well.
5616 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5617 reduction stmt to be defines by a non loop-header phi.
5618 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5620 * tree-vect-transform.c (vectorizable_reduction): Call
5621 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5622 (vectorizable_call): Likewise.
5623 (vectorizable_conversion): Likewise.
5624 (vectorizable_operation): Likewise.
5625 (vectorizable_type_promotion): Likewise.
5626 (vectorizable_type_demotion): Likewise.
5627 (vectorizable_store): Likewise.
5628 (vectorizable_live_operation): Likewise.
5629 (vectorizable_reduction): Likewise. Also pass loop_info to
5630 vect_is_simple_reduction instead of loop.
5631 (vect_init_vector): Call nested_in_vect_loop_p.
5632 (get_initial_def_for_reduction): Likewise.
5633 (vect_create_epilog_for_reduction): Likewise.
5634 (vect_init_vector): Check which loop to work with, in case there's an
5636 (get_initial_def_for_inducion): Extend to handle outer-loop
5637 vectorization. Fix indentation.
5638 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5639 In the case vect_induction_def get the vector def from the induction
5640 phi node, instead of calling get_initial_def_for_inducion.
5641 (get_initial_def_for_reduction): Extend to handle outer-loop
5643 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5645 (vect_transform_loop): Change assert to just skip this case. Add a
5647 (vect_finish_stmt_generation): Add a couple asserts.
5649 (vect_estimate_min_profitable_iters): Multiply
5650 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5652 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5653 this is an inner-loop reduction in outer-loop vectorization.
5655 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5656 Same code as what used to be vect_analyze_scalar_cycles, only with
5657 additional argument loop, and loop_info passed to
5658 vect_is_simple_reduction instead of loop.
5659 (vect_analyze_scalar_cycles): Code factored out into
5660 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5661 Updated documentation.
5662 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5663 outer-loop vectorization that are live or not used in the outerloop,
5664 cause this requires special handling.
5665 (vect_enhance_data_refs_alignment): Don't consider versioning for
5667 (vect_analyze_data_refs): Check that there are no datarefs in the
5669 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5670 and vect_used_in_outer_by_reduction cases.
5671 (process_use): Also consider the case of outer-loop stmt defining an
5672 inner-loop stmt and vice versa.
5673 (vect_analyze_loop_1): New function.
5674 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5675 loops. Call vect_analyze_loop_1.
5676 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5677 been vectorized. Call destroy_loop_vec_info with additional argument.
5679 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5680 in the inner-loop when doing outer-loop vectorization. Add
5681 documentation and printout.
5682 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5683 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5685 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5687 * tree-affine.h (print_aff): New prototype.
5688 (debug_aff): Likewise.
5689 * tree-affine.c (print_aff): New function.
5690 (debug_aff): Likewise.
5692 2007-08-18 Paul Brook <paul@codesourcery.com>
5693 Joseph Myers <joseph@codesourcery.com>
5695 * common.opt (-fdebug-prefix-map=): New option.
5696 * opts.c: Include debug.h.
5697 (common_handle_option): Handle -fdebug-prefix-map.
5698 * final.c: Include ggc.h.
5699 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5700 remap_debug_filename): New.
5701 * Makefile.in (final.o, opts.o): Update dependencies.
5702 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5703 * configure.ac: Check for assembler --debug-prefix-map support.
5704 * configure, config.in: Regenerate.
5705 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5706 (ASM_DEBUG_SPEC): Include ASM_MAP.
5707 * doc/install.texi (--with-debug-prefix-map): Document.
5708 * doc/invoke.texi (-fdebug-prefix-map): Document.
5709 * dbxout.c (dbxout_init, dbxout_start_source_file,
5710 dbxout_source_file): Call remap_debug_filename.
5711 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5712 dwarf2out_start_source_file, dwarf2out_finish): Call
5713 remap_debug_filename.
5714 (file_table_relative_p): Do not check d->emitted_number.
5715 * toplev.c (output_file_directive): Call remap_debug_filename.
5716 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5717 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5719 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * loop-invariant.c (find_invariants_to_move): Add missing macro
5724 2007-08-17 Tom Tromey <tromey@redhat.com>
5726 * tree.h (struct tree_label_decl): Removed old "java" fields.
5728 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5729 Nigel Stephens <nigel@mips.com>
5731 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5732 Treat -mno-data-in-code and -mcode-xonly as aliases for
5733 -mcode-readable=no and -mcode-readable=pcrel respectively.
5734 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5735 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5736 (MULTILIB_DIRNAMES): Update accordingly.
5738 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5740 * Makefile.in (version.o): Depend on $(REVISION) only if
5741 REVISION_s is defined.
5743 2007-08-17 Sa Liu <saliu@de.ibm.com>
5744 Ulrich Weigand <uweigand@de.ibm.com>
5747 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5748 use build_qualified_type to retain qualifiers of the base type.
5750 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5752 * config/score/score.md : Update pattern tablejump.
5753 * config/score/score.c : Update score_initialize_trampoline
5755 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5756 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5757 * doc/contrib.texi: Add my entry.
5759 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5761 * Makefile.in (REVISION): New.
5764 (version.o): Also depend on $(REVISION). Add
5765 -DREVISION=$(REVISION_s).
5767 * version.c (version_string): Add REVISION.
5769 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5771 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5772 of GOTO that's relocated to a different block.
5774 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5776 * c-common.c (const_strip_array_types): New.
5777 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5778 (const_strip_array_types): New.
5779 * c-objc-common.c (c_disregard_inline_limits,
5780 c_warn_unused_global_decl): Constify.
5781 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5782 c_vla_type_p, c_incomplete_type_error): Likewise.
5783 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5784 * hooks.c (hook_bool_const_tree_false): New.
5785 * hooks.h (hook_bool_const_tree_false): Likewise.
5786 * langhooks-def.h (lhd_warn_unused_global_decl,
5787 lhd_incomplete_type_error, lhd_expr_size,
5788 lhd_tree_inlining_disregard_inline_limits,
5789 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5790 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5791 * langhooks.c (lhd_warn_unused_global_decl,
5792 lhd_incomplete_type_error,
5793 lhd_tree_inlining_disregard_inline_limits,
5794 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5795 lhd_expr_size): Likewise.
5796 * langhooks.h (lang_hooks_for_tree_inlining,
5797 lang_hooks_for_tree_dump, lang_hooks_for_types,
5798 lang_hooks_for_decls, lang_hooks): Likewise.
5799 * pointer-set.c (pointer_set_t, pointer_set_create,
5800 pointer_set_contains, insert_aux, pointer_set_insert,
5801 pointer_set_traverse, pointer_map_t, pointer_map_create,
5802 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5804 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5805 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5806 pointer_map_traverse): Likewise.
5807 * predict.c (assert_is_empty): Likewise.
5808 * tree-affine.c (free_name_expansion): Likewise.
5809 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5810 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5811 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5813 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5815 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5817 (destroy_loop_vec_info): Add call to VEC_free.
5818 * tree-vectorizer.h (may_alias_ddrs): Define.
5819 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5820 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5821 Change reporting to dump.
5822 (vect_is_duplicate_ddr): New.
5823 (vect_mark_for_runtime_alias_test): New.
5824 (vect_analyze_data_ref_dependences) Add call to
5825 vect_mark_for_runtime_alias_test.
5826 (vect_enhance_data_refs_alignment): Define local variable
5827 vect_versioning_for_alias_required, don't perform
5828 peeling for alignment if versioning for alias is
5830 (vect_enhance_data_refs_alignment): Use
5831 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5832 PARAM_VECT_MAX_VERSION_CHECKS.
5833 * tree-vect-transform.c
5834 (vect_create_cond_for_alias_checks): New.
5835 (vect_transform_loop): Add call to
5836 vect_create_cond_for_alias_checks.
5837 (vect_vfa_segment_size): New.
5838 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5840 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5841 * gcc/doc/invoke.texi
5842 (vect-max-version-for-alignment-checks): Document.
5843 (vect-max-version-for-alias-checks): Document.
5844 (vect-max-version-checks): Remove.
5846 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5849 the same line as the instruction for all asm dialects.
5850 (*rep_movsi): Ditto.
5851 (*rep_movsi_rex64): Ditto.
5852 (*rep_movqi): Ditto.
5853 (*rep_movqi_rex64): Ditto.
5854 (*rep_stosdi_rex64): Ditto.
5855 (*rep_stossi): Ditto.
5856 (*rep_stossi_rex64): Ditto.
5857 (*rep_stosqi): Ditto.
5858 (*rep_stosqi_rex64): Ditto.
5859 (*cmpstrnqi_nz_1): Ditto.
5860 (*cmpstrnqi_nz_rex_1): Ditto.
5861 (*cmpstrnqi_1): Ditto.
5862 (*cmpstrnqi_rex_1): Ditto.
5863 (*strlenqi_1): Ditto.
5864 (*strlenqi_rex_1): Ditto.
5865 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5866 prefix on the same line as the instruction for all asm dialects.
5867 (sync_double_compare_and_swap<mode>): Ditto.
5868 (*sync_double_compare_and_swapdi_pic): Ditto.
5869 (*sync_compare_and_swap_cc<mode>): Ditto.
5870 (sync_double_compare_and_swap_cc<mode>): Ditto.
5871 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5872 (sync_old_add<mode>): Ditto.
5873 (sync_add<mode>): Ditto.
5874 (sync_sub<mode>): Ditto.
5875 (sync_ior<mode>): Ditto.
5876 (sync_and<mode>): Ditto.
5877 (sync_xor<mode>): Ditto.
5879 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5882 * reload.c (find_reloads): Check that the memory returned by
5883 find_reloads_toplev was not the result of forcing a constant
5885 (find_reloads_toplev): Always use simplify_gen_subreg to get
5886 the subreg of a constant. If the result is also a constant,
5887 but not a legitimate one, force it into the constant pool
5888 and reload its address.
5890 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5892 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5895 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5897 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5898 directive for the current vector ABI.
5900 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5903 * caller-save.c (reg_save_code): Set invalide status on restore code.
5905 2007-08-15 Diego Novillo <dnovillo@google.com>
5907 * tree-ssa-alias.c (compute_memory_partitions): Use
5908 alias_bitmap_obstack to allocate bitmaps.
5909 (reset_alias_info): Factor out of init_alias_info.
5910 Mark all name tags not associated to an SSA name for renaming.
5911 (init_alias_info): Call it.
5912 (create_name_tags): Tidy. Add comments.
5913 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5915 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5917 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5918 scheduler dependencies.
5920 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5922 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5924 (*iorsi_1_zext): Likewise.
5925 (*iorsi_1_zext_imm): Likewise.
5926 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5927 with "rm"/"xm" constraint.
5928 (sse2_vmsqrtv2df2): Likewise.
5930 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5933 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5936 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5938 * tree-pass.h (PROP_pta): Removed.
5939 (TODO_rebuild_alias): New.
5940 (pass_may_alias): Removed.
5941 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5942 aliasing if we changed something.
5943 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5945 (pass_may_alias): Removed.
5946 (create_structure_vars): Return TODO_rebuild_alias.
5947 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5948 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5950 (tree_sra_early): We never affect aliasing right now.
5951 * tree-flow.h (compute_may_aliases): New prototype.
5952 * passes.c: Remove pass_may_alias from the passes.
5953 (execute_function_todo): Support TODO_rebuild_alias.
5955 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5957 * i386.c: (legitimize_address): Move dllimported variable check
5958 infront of legitimizing pic address of CONST symbols.
5960 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5962 PR tree-optimization/32941
5963 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5964 (goto_queue_cmp): Remove.
5965 (find_goto_replacement): Change search method.
5966 (maybe_record_in_goto_queue): Add assert.
5967 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5968 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5970 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5972 * alias.c (component_uses_parent_alias_set): Constify.
5973 * alias.h (component_uses_parent_alias_set): Likewise.
5974 * cfgrtl.c (print_rtl_with_bb): Likewise.
5975 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5976 mpz_get_double_int): Likewise.
5977 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5978 mpz_get_double_int): Likewise.
5979 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5980 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5982 * expr.h (safe_from_p): Likewise.
5983 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5985 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5986 zero_sized_type, goa_lhs_expr_p): Likewise.
5987 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5988 * rtl.h (print_rtl_with_bb): Likewise.
5989 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5990 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5991 * tree-flow-inline.h (bb_stmt_list): Constify.
5992 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5994 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5995 const_first_stmt, const_last_stmt): New.
5996 (block_may_fallthru, empty_block_p): Constify.
5997 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5998 EXPR_ONLY_BODY): New.
5999 (expr_first, expr_last, expr_only): Use macro for body.
6000 (const_expr_first, const_expr_last, const_expr_only): New.
6001 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
6002 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
6003 ctsi_prev, ctsi_stmt): New.
6004 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
6005 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
6006 * tree-ssa-loop-niter.c (loop_only_exit_p,
6007 derive_constant_upper_bound): Likewise.
6008 * tree-ssa-phiopt.c (empty_block_p): Likewise.
6009 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
6010 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
6011 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
6012 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
6013 * tree.c (get_type_static_bounds): Likewise.
6014 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
6015 (get_type_static_bounds): Constify.
6017 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
6020 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
6021 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
6022 (*<addsub><mode>3_cc_overflow): New.
6023 (*add<mode>3_cconly_overflow): New.
6024 (*sub<mode>3_cconly_overflow): New.
6025 (*<addsub>si3_zext_cc_overflow): New.
6026 * config/i386/predicates.md (fcmov_comparison_operator): Accept
6027 CCCmode for LTU, GTU, LEU and GEU.
6028 (ix86_comparison_operator): Likewise.
6029 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
6030 * config/i386/i386.c (put_condition_code): Support CCCmode.
6031 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
6032 or MINUS expressions.
6034 2007-08-14 Andrew Pinski <pinskia@gmail.com>
6037 * c-typeck.c (build_binary_op): Disallow vector float types with
6038 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
6040 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
6042 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
6043 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
6044 (dep_def): New typedef.
6045 (init_dep_1, sd_debug_dep): Declare functions.
6046 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
6047 (debug_dep_links): Remove.
6048 (struct _deps_list): New field 'n_links'.
6049 (DEPS_LIST_N_LINKS): New macro.
6050 (FOR_EACH_DEP_LINK): Remove.
6051 (create_deps_list, free_deps_list, delete_deps_list): Remove
6053 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6054 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6055 (copy_deps_list_change_con, move_dep_link): Ditto.
6056 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6057 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6059 (INSN_BACK_DEPS): Remove.
6060 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6062 (INSN_DEP_COUNT): Remove.
6063 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6064 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6065 Declare global variables.
6066 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6067 (add_forw_dep, compute_forward_dependences): Remove declarations.
6068 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6069 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6070 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6072 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6074 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6075 (sd_list_types_def): New typedef.
6076 (sd_next_list): Declare function.
6077 (struct _sd_iterator): New type.
6078 (sd_iterator_def): New typedef.
6079 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6081 (FOR_EACH_DEP): New cycle wrapper.
6082 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6084 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6085 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6088 * sched-deps.c (init_dep_1): Make global.
6089 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6091 (dump_dep): New static function.
6092 (dump_dep_flags): New static variable.
6093 (sd_debug_dep): New function.
6094 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6096 (move_dep_link): Use remove_from_deps_list (), instead of
6098 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6099 (dep_link_is_detached_p): New static function.
6100 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6102 (dn_pool, dl_pool): New alloc_pools.
6103 (dn_pool_diff, dl_pool_diff): New static variables.
6104 (create_dep_node, delete_dep_node): New static function.
6105 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6106 (deps_list_empty_p): Make it static. Use 'n_links' field.
6107 (deps_pools_are_empty_p): New static function.
6108 (alloc_deps_list, delete_deps_list): Remove.
6109 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6110 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6111 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6112 (forward_dependency_cache): Remove.
6113 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6114 'back' from the names. Change signature to use dep_t instead of
6116 (add_back_dep): Ditto. Make global.
6117 (check_dep_status): Rename to check_dep ().
6118 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6120 (sd_finish_insn): Ditto.
6121 (sd_find_dep_between_no_cache): New static function.
6122 (sd_find_dep_between): New function.
6123 (ask_dependency_caches, set_dependency_caches): New static functions.
6124 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6125 (add_or_update_dep_1): Separate pieces of functionality into
6126 ask_dependency_caches (), update_dependency_caches (),
6127 change_spec_dep_to_hard (), update_dep ().
6128 (get_back_and_forw_lists): New static function.
6129 (sd_add_dep): Separate setting of dependency caches into
6130 set_dependency_caches ().
6131 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6133 (sd_delete_dep): Ditto.
6134 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6135 (dump_lists): New static function.
6136 (sd_debug_lists): New debug function.
6137 (delete_all_dependences, fixup_sched_groups): Update to use
6138 sd_* infrastructure.
6139 (sched_analyze_2): Create data-speculative dependency only if
6140 data-speculation is enabled.
6141 (sched_analyze_insn): If insn cannot be speculative, make all its
6142 dependencies non-speculative.
6143 (sched_analyze): Use sd_init_insn ().
6144 (add_forw_dep, compute_forward_dependencies): Remove.
6145 (delete_dep_nodes_in_back_deps): New static function.
6146 (sched_free_deps): New function.
6147 (init_dependency_caches): Init alloc_pools.
6148 (extend_depedency_caches): Update after removing of
6149 forward_dependency_cache.
6150 (free_dependency_caches): Ditto. Free alloc_pools.
6151 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6152 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6154 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6155 (add_dependence): Use init_dep ().
6156 (get_dep_weak_1): New static function.
6157 (get_dep_weak): Move logic to get_dep_weak_1 ().
6158 (dump_ds): New static function moved from haifa-sched.c:
6159 debug_spec_status ().
6160 (debug_ds): New debug function.
6161 (check_dep_status): Rename to check_dep (). Update to check whole
6164 * haifa-sched.c (spec_info): Make global.
6165 (added_recovery_block_p): Rename to
6166 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6167 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6168 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6169 to use new interfaces.
6170 (ok_for_early_queue_removal): Ditto.
6171 (schedule_block): Initialize logical uids of insns emitted by the
6173 (sched_init): Initialize new variable.
6174 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6176 (extend_global): Initialize insn data.
6177 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6178 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6180 (add_to_speculative_block): Update to use new interfaces.
6181 (create_recovery_block): Set new variables.
6182 (create_check_block_twin, fix_recovery_deps): Update to use new
6184 (sched_insn_is_legitimate_for_speculation_p): New function.
6185 (speculate_insn): Move checking logic to
6186 sched_insn_is_legitimate_for_speculation_p ().
6187 (sched_remove_insn): Finalize sched-deps information of instruction.
6188 (clear_priorities, add_jump_dependencies): Update to use new
6190 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6192 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6193 to use new interfaces.
6194 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6195 (new_ready): Try to use control speculation only if it is available.
6196 (add_branch_dependences): Update to use new interfaces.
6197 (compute_block_backward_dependences): Rename to
6198 compute_block_dependences (). Call
6199 targetm.sched.dependencies_evaluation_hook ().
6200 (free_block_dependencies): New static function.
6201 (debug_dependencies): Update to use new interfaces.
6202 (schedule_region): Remove separate computation of forward dependencies.
6203 Move call of targetm.sched.dependencies_evaluation_hook () to
6204 compute_block_dependences (). Free dependencies at the end of
6205 scheduling the region.
6207 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6209 (add_deps_for_risky_insns): Ditto.
6210 (schedule_ebb): Remove separate computation of forward dependencies.
6211 Free dependencies at the end of scheduling the ebb.
6213 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6214 (build_intra_loop_deps): Ditto. Remove separate computation of
6215 forward dependencies. Free sched-deps dependencies.
6217 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6218 to use new interfaces.
6219 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6221 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6223 (is_costly_group): Ditto.
6225 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6227 * alias.c (rtx_equal_for_memref_p): Constify.
6228 * basic-block.h (const_edge, const_basic_block): New.
6229 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6230 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6231 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6232 probably_never_executed_bb_p, edge_probability_reliable_p,
6233 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6234 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6236 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6237 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6239 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6240 flow_nodes_print, dfs_enumerate_from): Likewise.
6241 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6242 control_flow_insn_p, count_basic_blocks): Likewise.
6243 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6244 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6245 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6246 average_num_loop_insns, loop_exit_edge_p,
6247 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6248 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6249 average_num_loop_insns, seq_cost): Likewise.
6250 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6251 * dominance.c (dominated_by_p): Likewise.
6252 * emit-rtl.c (validate_subreg): Likewise.
6253 * except.c (can_throw_internal, can_throw_external): Likewise.
6254 * except.h (can_throw_internal, can_throw_external): Likewise.
6255 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6256 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6257 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6258 simple_mem, store_ops_ok, load_kills_store, find_loads,
6259 store_killed_in_insn, store_killed_after, store_killed_before,
6260 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6262 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6263 noce_mem_write_may_trap_or_fault_p): Likewise.
6264 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6266 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6268 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6269 probably_cold_bb_p, probably_never_executed_bb_p,
6270 edge_probability_reliable_p, br_prob_note_reliable_p,
6271 can_predict_insn_p): Likewise.
6272 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6273 * resource.c (return_insn_p): Likewise.
6274 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6276 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6277 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6278 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6279 verify_gimple_modify_stmt): Likewise.
6280 * tree-chrec.c (is_not_constant_evolution,
6281 is_multivariate_chrec_rec, is_multivariate_chrec,
6282 chrec_contains_symbols, chrec_contains_undetermined,
6283 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6284 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6285 eq_evolutions_p, scev_direction): Likewise.
6286 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6287 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6288 chrec_contains_symbols_defined_in_loop,
6289 chrec_contains_undetermined, tree_contains_chrecs,
6290 evolution_function_is_affine_multivariate_p,
6291 evolution_function_is_univariate_p, chrec_zerop,
6292 evolution_function_is_constant_p, evolution_function_is_affine_p,
6293 evolution_function_is_affine_or_constant_p,
6294 tree_does_not_contain_chrecs, chrec_type): Likewise.
6295 * tree-data-ref.c (tree_fold_divides_p,
6296 object_address_invariant_in_loop_p, dr_may_alias_p,
6297 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6298 same_access_functions, constant_access_functions,
6299 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6301 * tree-flow.h (scev_direction): Likewise.
6302 * tree-gimple.c (is_gimple_stmt): Likewise.
6303 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6305 * tree-pretty-print.c (op_prio): Likewise.
6306 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6307 analyzable_condition, backedge_phi_arg_p): Likewise.
6308 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6309 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6310 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6313 2007-08-13 Dan Hipschman <dsh@google.com>
6316 * c-format.c (check_format_arg): Move check for zero-length
6317 format strings below the check for unterminated strings.
6319 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6322 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6325 2007-08-13 Nick Clifton <nickc@redhat.com>
6327 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6329 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6332 * c-format.c (gcc_gfc_length_specs): New array.
6333 (gcc_gfc_char_table): Add unsigned specifier, and references to
6334 the l length modifier.
6335 (format_types_orig): Use the new gcc_gfc_length_specs.
6337 2007-08-12 Sa Liu <saliu@de.ibm.com>
6339 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6340 and with REG_RETVAL note after split.
6342 2007-08-11 David Daney <ddaney@avtrex.com>
6344 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6345 as ATTRIBUTE_UNUSED.
6347 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6348 Segher Boessenkool <segher@kernel.crashing.org>
6350 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6351 HAVE_LOCAL_CPU_DETECT not defined.
6353 2007-08-11 Jan Hubicka <jh@suse.cz>
6355 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6356 (cgraph_process_new_functions): Honor previous value of
6357 disregard_inline_limits.
6358 * ipa-inline.c (compute_inline_parameters): Likewise.
6360 2007-08-11 Ian Lance Taylor <iant@google.com>
6362 * alias.h (alias_set_type): Define new type.
6363 (ALIAS_SET_MEMORY_BARRIER): Use it.
6364 * rtl.h: Include alias.h.
6365 (struct mem_attrs): Use alias_set_type.
6366 * tree.h: Include alias.h
6367 (struct tree_type): Use alias_set_type.
6368 (struct tree_struct_field_tag): Likewise.
6369 (struct tree_decl_common): Likewise.
6370 * alias.c (struct alias_set_entry): Use alias_set_type.
6371 (get_alias_set_entry, alias_set_subset_of): Likewise.
6372 (alias_sets_conflict_p): Likewise.
6373 (alias_sets_must_conflict_p): Likewise.
6374 (objects_must_conflict_p): Likewise.
6375 (get_alias_set, new_alias_set): Likewise.
6376 (record_alias_subset, record_component_aliases): Likewise.
6377 (varargs_set, frame_set): Change to alias_set_type.
6378 (get_varargs_alias_set): Use alias_set_type.
6379 (get_frame_alias_set): Likewise.
6380 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6381 * dse.c (struct store_info): Use alias_set_type.
6382 (struct read_info, struct clear_alias_mode_holder): Likewise.
6383 (clear_alias_set_lookup, canon_address): Likewise.
6384 (record_store, check_mem_read_rtx): Likewise.
6385 (dse_record_singleton_alias_set): Likewise.
6386 (dse_invalidate_singleton_alias_set): Likewise.
6387 * emit-rtl.c (get_mem_attrs): Likewise.
6388 (set_mem_attributes_minus_bitpos): Likewise.
6389 (set_mem_alias_set): Likewise.
6390 * expr.c (store_constructor_field, store_field): Likewise.
6391 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6392 * langhooks.c (lhd_get_alias_set): Likewise.
6393 * langhooks-def.h (lhd_get_alias_set): Likewise.
6394 * reload1.c (alter_reg): Likewise.
6395 * tree-flow.h (struct fieldoff): Likewise.
6396 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6397 (may_alias_p, get_smt_for, create_sft): Likewise.
6398 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6399 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6400 (merge_smts_into): Likewise.
6401 * varasm.c (const_alias_set): Likewise.
6402 * c-common.c (strict_aliasing_warning): Likewise.
6403 (c_common_get_alias_set): Likewise.
6404 * dse.h (dse_record_singleton_alias_set): Update declaration.
6405 (dse_invalidate_singleton_alias_set): Likewise.
6406 * emit-rtl.h (set_mem_alias_set): Likewise.
6407 * c-common.h (c_common_get_alias_set): Likewise.
6408 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6409 * print-tree.c (print_node): Likewise.
6410 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6412 (alpha_setup_incoming_varargs): Use alias_set_type.
6413 * config/i386/i386.c (setup_incoming_varargs_64): Use
6415 (setup_incoming_varargs_ms_64): Likewise.
6416 (ix86_GOT_alias_set): Likewise.
6417 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6418 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6419 (set): Change to alias_set_type.
6420 (get_TOC_alias_set): Use alias_set_type.
6421 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6423 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6424 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6426 (struct_value_alias_set): Likewise.
6427 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6429 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6431 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6432 * config/vxworks.h (TARGET_VXWORKS): Override.
6433 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6434 "mips" if TARGET_VXWORKS.
6436 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6438 * calls.c (avoid_likely_spilled_reg): New function.
6439 (expand_call): Use it.
6441 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6443 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6445 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6447 * config/mips/predicates.md (const_call_insn_operand): Invoke
6448 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6450 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6453 * config/rs6000/driver-rs6000.c: Include link.h.
6454 Use ElfW instead of wordsize-specif typedef.
6456 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6458 * system.h (CONST_CAST): New.
6459 * c-decl.c (c_make_fname_decl): Use it.
6460 * c-lex.c (cb_ident, lex_string): Likewise.
6461 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6462 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6463 give_switch, set_multilib_dir): Likewise.
6464 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6465 * passes.c (execute_one_pass): Likewise.
6466 * prefix.c (update_path): Likewise.
6467 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6468 * tree.c (build_string): Likewise.
6470 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6472 * tree-flow-inline.h (is_exec_stmt): Remove.
6473 (is_label_stmt): Remove.
6474 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6477 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6479 * lower-subreg.c (resolve_shift_zext): Don't adjust
6480 src_reg_num for wordmode operands.
6482 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6483 David Ung <davidu@mips.com>
6485 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6486 (TARGET_SCHED_REORDER2): Define.
6487 (mips_maybe_swap_ready): New.
6488 (mips_last_74k_agen_insn): New.
6489 (mips_74k_agen_init): New.
6490 (mips_74k_agen_reorder): New function to group loads and stores
6492 (mips_sched_init): New.
6493 (mips_sched_reorder): Don't do initialization here. Call
6494 mips_74k_agen_reorder.
6495 (mips_variable_issue): Call mips_74k_agen_init.
6497 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6499 * tree-flow-inline.h (get_filename): Remove.
6501 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6503 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6505 (mips_fetch_insns): Delete in favor of...
6506 (mips_load_store_insns): ...this new function.
6507 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6508 to say whether multiword moves _might_ be split.
6509 (mips_fetch_insns): Delete in favor of...
6510 (mips_load_store_insns): ...this new function.
6511 (mips_rtx_costs): Update the call to mips_address_insns.
6512 (mips_address_cost): Likewise.
6513 * config/mips/mips.md (length): Use mips_load_store_insns instead
6514 of mips_fetch_insns.
6515 * config/mips/constraints.md (R): Use mips_address_insns rather
6516 than mips_fetch_insns. Assume that the move never needs to be split.
6518 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6520 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6521 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6522 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6523 * config/mips/mips.h (mips16_hard_float): Delete.
6524 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6525 definitions, and replace with....
6526 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6527 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6528 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6529 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6530 (override_options): Replace MASK_SOFT_FLOAT references with
6531 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6532 and mips16_hard_float when TARGET_MIPS16.
6534 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6537 * c-typeck.c (build_binary_op): Check for non pointer types before
6538 calling int_fits_type_p.
6540 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6543 * fold-const.c (omit_one_operand): Return only the ommitted expression
6544 if the result is an empty statement.
6545 (pedantic_omit_one_operand): Likewise.
6547 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6549 * c-typeck.c (readonly_error): Improve error for assignment.
6551 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6553 (pp_c_expression): Ditto.
6555 2007-08-09 Simon Baldwin <simonb@google.com>
6557 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6558 break that was preventing simplify_associative_operation() for xor.
6560 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6561 Nigel Stephens <nigel@mips.com>
6563 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6564 Document change in interpretation of value from boolean to
6566 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6567 ffs and ctz using clz.
6568 (expand_unop): Call them.
6569 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6571 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6572 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6573 enable the new ffs expansion on this target.
6575 2007-08-09 Jan Hubicka <jh@suse.cz>
6577 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6578 (expand_ternary_op): Likewise.
6579 (expand_vec_shift_expr): Likewise.
6580 (expand_binop_directly): Likewise.
6581 (expand_binop): Likewise.
6582 (sign_expand_binop): Likewise.
6583 (expand_twoval_unop): Likewise.
6584 (expand_twoval_binop): Likewise.
6585 (expand_twoval_binop_libfunc): Likewise.
6586 (widen_clz): Likewise.
6587 (widen_bswap): Likewise.
6588 (expand_parity): Likewise.
6589 (expand_unop): Likewise.
6590 (expand_abs_nojump): Likewise.
6591 (expand_copysign): Likewise.
6592 (emit_no_conflict_block): Likewise.
6593 (emit_libcall_block): Likewise.
6594 (can_compare_p): Likewise.
6595 (prepare_cmp_insn): Likewise.
6596 (emit_cmp_and_jump_insn_1): Likewise.
6597 (prepare_float_lib_cmp): Likewise.
6598 (emit_conditional_add): Likewise.
6599 (gen_add2_insn): Likewise.
6600 (have_add2_insn): Likewise.
6601 (gen_sub2_insn): Likewise.
6602 (have_sub2_insn): Likewise.
6603 (can_extend_p): Likewise.
6604 (can_fix_p): Likewise.
6605 (can_float_p): Likewise.
6606 (expand_float): Likewise.
6607 (expand_fix): Likewise.
6608 (expand_sfix_optab): Likewise.
6609 (new_optab): Likewise.
6610 (new_convert_optab): Likewise.
6611 (init_libfuncs): Likewise.
6612 (init_interclass_conv_libfuncs): Likewise.
6613 (init_intraclass_conv_libfuncs): Likewise.
6614 (set_conv_libfunc): Likewise.
6615 (init_optabs): Likewise.
6616 (debug_optab_libfuncs): Likewise.
6617 (gen_cond_trap): Likewise.
6618 * optabs.h (optab_handler, convert_optab_hanlder): New.
6619 * genopinit.c: Update optabs generation table.
6620 * reload.c (find_reloads_address_1): Use optabs accestors.
6621 * builtins.c (expand_builtin_mathfn): Likewise.
6622 (expand_builtin_mathfn_2): Likewise.
6623 (expand_builtin_mathfn_3): Likewise.
6624 (expand_builtin_interclass_mathfn): Likewise.
6625 (expand_builtin_sincos): Likewise.
6626 (expand_builtin_cexpi): Likewise.
6627 (expand_builtin_powi): Likewise.
6628 (expand_builtin_strlen): Likewise.
6629 * dojump.c (do_jump): Likewise.
6630 * expr.c (convert_move): Likewise.
6631 (move_by_pieces): Likewise.
6632 (move_by_pieces_ninsns): Likewise.
6633 (can_store_by_pieces): Likewise.
6634 (store_by_pieces_1): Likewise.
6635 (emit_move_via_integer): Likewise.
6636 (emit_move_complex): Likewise.
6637 (emit_move_ccmode): Likewise.
6638 (emit_move_insn_1): Likewise.
6639 (emit_single_push_insn): Likewise.
6640 (store_constructor): Likewise.
6641 (expand_expr_real_1): Likewise.
6642 (do_store_flag): Likewise.
6643 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6644 (enumerate_modes): Likewise.
6645 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6646 (supportable_widening_operation): Likewise.
6647 (supportable_narrowing_operation): Likewise.
6648 * expmed.c (store_bit_field_1): Likewise.
6649 (extract_bit_field_1): Likewise.
6650 (expand_mult_highpart_optab): Likewise.
6651 (expand_smod_pow2): Likewise.
6652 (expand_divmod): Likewise.
6653 (emit_store_flag): Likewise.
6654 * tree-vect-patterns.c
6655 (vect_pattern_recog_1): Likewise.
6656 * tree-ssa-loop-prefetch.c
6657 (nontemporal_store_p): Likewise.
6658 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6659 (vect_create_epilog_for_reduction): Likewise.
6660 (vectorizable_reduction): Likewise.
6661 (vectorizable_operation): Likewise.
6662 (vect_strided_store_supported): Likewise.
6663 (vectorizable_store): Likewise.
6664 (vect_strided_load_supported): Likewise.
6665 (vectorizable_load): Likewise.
6666 * combine.c (simplify_comparison): Likewise.
6667 * tree-vect-generic.c
6668 (type_for_widest_vector_mode): Likewise.
6669 (expand_vector_operations_1): Likewise.
6670 * config/spu/spu.c (spu_expand_mov): Likewise.
6671 (spu_emit_vector_compare): Likewise.
6672 * config/rs6000/rs6000.c
6673 (rs6000_emit_vector_compare): Likewise.
6674 * stmt.c (add_case_node): Likewise.
6675 * reload1.c (gen_reload):
6677 2007-08-09 Michael Matz <matz@suse.de>
6679 * tree.h (fixed_zerop): Declare as taking a const_tree.
6680 * tree.c (fixed_zerop): Take a const_tree.
6682 2007-08-09 Ira Rosen <irar@il.ibm.com>
6684 * tree-vect-transform.c (vectorizable_store): Remove call to
6685 copy_virtual_operands() and call mark_symbols_for_renaming() for
6686 the created vector store.
6687 (vect_setup_realignment): Don't call copy_virtual_operands() and
6688 update_vuses_to_preheader().
6689 (vectorizable_load): Don't call copy_virtual_operands().
6690 (update_vuses_to_preheader): Remove.
6692 2007-08-08 Chao-ying Fu <fu@mips.com>
6694 * tree.def (FIXED_POINT_TYPE): New type.
6695 (FIXED_CST): New constant.
6696 (FIXED_CONVERT_EXPR): New expr.
6697 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6698 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6699 * tree.h (struct tree_base): Add saturating_flag.
6700 Remove one bit of spare for saturating_flag.
6701 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6702 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6703 FIXED_POINT_TYPE_P): Define.
6704 (TYPE_SATURATING): Define.
6705 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6706 (struct tree_fixed_cst): New.
6707 (TYPE_IBIT, TYPE_FBIT): Define.
6708 (tree_node): Add fixed_cst.
6709 (enum tree_index): Add new enumeration values of
6710 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6711 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6712 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6713 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6714 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6715 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6716 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6717 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6718 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6719 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6720 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6721 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6722 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6723 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6724 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6725 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6726 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6727 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6728 (sat_short_fract_type_node, sat_fract_type_node,
6729 sat_long_fract_type_node, sat_long_long_fract_type_node,
6730 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6731 sat_unsigned_long_fract_type_node,
6732 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6733 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6734 unsigned_short_fract_type_node, unsigned_fract_type_node,
6735 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6736 sat_short_accum_type_node, sat_accum_type_node,
6737 sat_long_accum_type_node, sat_long_long_accum_type_node,
6738 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6739 sat_unsigned_long_accum_type_node,
6740 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6741 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6742 unsigned_short_accum_type_node, unsigned_accum_type_node,
6743 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6744 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6745 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6746 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6747 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6748 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6749 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6750 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6751 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6752 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6753 sat_uda_type_node, sat_uta_type_node): New macro.
6754 (make_fract_type, make_accum_type): Declare.
6755 (make_signed_fract_type, make_unsigned_fract_type,
6756 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6757 make_signed_accum_type, make_unsigned_accum_type,
6758 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6759 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6760 make_or_reuse_sat_signed_fract_type,
6761 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6762 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6763 make_or_reuse_sat_unsigned_accum_type): New macro.
6764 (fixed_zerop): Declare.
6765 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6766 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6767 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6768 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6769 * treestruct.def: Add TS_FIXED_CST.
6770 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6772 (tree-dump.o): Likewise.
6773 (print-tree.o): Likewise.
6774 (tree-pretty-print.o): Likewise.
6775 (fold-const.o): Likewise.
6776 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6777 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6778 (is_gimple_min_invariant): Handle FIXED_CST.
6779 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6780 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6781 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6782 (layout_type): Handle FIXED_POINT_TYPE.
6783 (make_fract_type, make_accum_type): New functions.
6784 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6785 * tree-dump.c (fixed-value.h): New include.
6786 (dump_fixed): New function.
6787 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6788 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6789 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6790 * tree-pretty-print.c (fixed-value.h): New include.
6791 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6793 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6794 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6795 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6796 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6797 for non-saturating fixed-point types.
6798 (reassociate_bb): Likewise.
6799 * emit-rtl.c (fixed-value.h): New include.
6800 (fconst0, fconst1): New array.
6801 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6802 * tree-vect-generic.c expand_vector_operation): Support
6803 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6805 (type_for_widest_vector_mode): Add one parameter for the
6807 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6809 Pass the satp parameter to type_for_mode for fixed-point types.
6810 (expand_vector_operations_1): Pass the saturating flag to
6811 type_for_widest_vector_mode.
6812 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6813 and MODE_VECTOR_UACCUM.
6814 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6815 (vectorizable_condition): Likewise.
6816 * tree.c (fixed-value.h): New include.
6817 (tree_code_size): Support FIXED_CST.
6818 (build_fixed): New function.
6819 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6820 (fixed_zerop): New function.
6821 (tree_node_structure): Support FIXED_CST.
6822 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6823 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6824 (type_hash_eq): Handle FIXED_POINT_TYPE.
6825 (simple_cst_equal): Support FIXED_CST.
6826 (iterative_hash_expr): Handle FIXED_CST.
6827 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6828 (get_narrower): Likewise.
6829 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6830 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6831 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6832 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6834 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6835 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6836 (initializer_zerop): Support FIXED_CST.
6837 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6838 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6839 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6840 (is_base_type): Handle FIXED_POINT_TYPE.
6841 (add_type_attribute): Handle FIXED_POINT_TYPE.
6842 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6843 * print-tree.c (fixed-value.h): New include.
6844 (print_node_brief): Support FIXED_CST.
6845 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6846 * c-pretty-print.c (fixed-value.h): New include.
6847 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6848 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6849 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6850 Support fixed-point types for inner items in VECTOR_TYPE.
6851 (pp_c_direct_declarator): Likewise.
6852 (pp_c_declarator): Likewise.
6853 (pp_c_fixed_constant): New function.
6854 (pp_c_constant): Handle FIXED_CST.
6855 (pp_c_primary_expression): Likewise.
6856 (pp_c_expression): Likewise.
6857 * fold-const.c (fixed-value.h): New include.
6858 (negate_expr_p): Return true for FIXED_CST.
6859 (fold_negate_expr): Support FIXED_CST.
6860 (split_tree): Support FIXED_CST.
6861 (const_binop): Support FIXED_CST.
6862 (fold_convert_const_int_from_fixed): New function to convert from
6864 (fold_convert_const_real_from_fixed): New function to convert from
6866 (fold_convert_const_fixed_from_fixed): New function to convert from
6867 fixed to another fixed.
6868 (fold_convert_const_fixed_from_int): New function to convert from
6870 (fold_convert_const_fixed_from_real): New function to convert from
6872 (fold_convert_const): Support conversions from fixed to int, from
6873 fixed to real, from fixed to fixed, from int to fixed, and from real
6875 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6876 (operand_equal_p): Support FIXED_CST.
6877 (make_range): For fixed-point modes, we need to pass the
6878 saturating flag as the 2nd parameter.
6879 (tree_swap_operands_p): Handle FIXED_CST.
6880 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6882 (fold_unary): Support FIXED_CONVERT_EXPR.
6883 (fold_binary): Handle FIXED_CST.
6884 Make sure the type is not saturating, before associating operations.
6885 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6886 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6887 (fold_negate_const): Support FIXED_CST.
6888 (fold_relational_const): Support FIXED_CST.
6889 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6890 (gimplify_expr): Handle FIXED_CST.
6891 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6892 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6893 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6894 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6895 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6896 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6897 LONG_LONG_ACCUM_TYPE_SIZE.
6898 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6899 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6900 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6901 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6902 MODE_ACCUM, and MODE_UACCUM.
6903 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6904 fixed-point types to disable reduction.
6905 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6907 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6909 * config/rs6000/x-rs6000: New file.
6910 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6911 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6912 (EXTRA_SPEC_FUNCTIONS): Define.
6913 (HAVE_LOCAL_CPU_DETECT): Define.
6914 (CC1_CPU_SPEC): Define.
6915 * config/rs6000/driver-rs6000.c: New file.
6916 * config/rs6000/aix.h (CC1_SPEC): Define.
6917 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6918 * config.host: Add x-rs6000 to host_xmake_file if host and target
6919 are rs6000 or powerpc.
6921 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6923 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6925 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6926 Sandra Loosemore <sandra@codesourcery.com>
6927 Chao-ying Fu <fu@mips.com>
6928 Nigel Stephens <nigel@mips.com>
6929 David Ung <davidu@mips.com>
6931 * doc/invoke.texi (-mcode-readable): Document.
6932 * config/mips/mips.opt (mcode-readable): New option.
6933 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6934 * config/mips/mips.h (mips_code_readable_setting): New enum.
6935 (mips_code_readable): Declare.
6936 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6937 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6938 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6939 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6940 boiler-plate comments.
6941 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6942 * config/mips/mips.c (mips_code_readable): New variable.
6943 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6944 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6945 context and -mcode-readable setting to restrict the use of
6946 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6947 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6948 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6949 (mips_blocks_for_constant_p): Only return false for
6950 TARGET_MIPS16_PCREL_LOADS.
6951 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6952 for MIPS16. Handle SYMBOL_32_HIGH.
6953 (mips_const_insns): Allow HIGHs for MIPS16 too.
6954 (mips_unspec_address_offset): New function, split out from...
6955 (mips_unspec_address): ...here.
6956 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6957 16-bit symbolic constants. Assert approropiate conditions for
6958 using the "la" and "dla" macros.
6959 (mips_handle_option): Handle -mcode-readable=.
6960 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6961 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6962 (mips_strip_unspec_address): New function, split out from...
6963 (print_operand_reloc): ...here.
6964 (print_operand): Pass constants through mips_strip_unspec_address.
6965 (print_operand_address): Likewise.
6966 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6967 (mips_select_rtx_section): Remove MIPS16 handling.
6968 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6969 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6970 (mips16_lay_out_constants): Do nothing unless
6971 TARGET_MIPS16_PCREL_LOADS.
6972 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6973 * config/mips/mips.md: Split HIGHs for MIPS16.
6974 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6976 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6978 * config/mips/mips-protos.h (mips_emit_move): Declare.
6979 * config/mips/mips.c (mips_emit_move): New function.
6980 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6981 (mips_legitimize_const_move): Likewise.
6982 (mips_legitimize_move): Likewise.
6983 (mips_split_64bit_move): Likewise.
6984 (mips_restore_gp): Likewise.
6985 (mips_load_call_address): Likewise.
6986 (mips_emit_fcc_reload): Likewise.
6987 (mips_set_return_address): Likewise.
6988 (mips_block_move_straight): Likewise.
6989 (mips_block_move_loop): Likewise.
6990 (mips_setup_incoming_varargs): Likewise.
6991 (mips_save_reg): Likewise.
6992 (mips_expand_prologue): Likewise.
6993 (mips_restore_reg): Likewise.
6994 (mips_expand_epilogue): Likewise.
6995 (mips_output_mi_thunk): Likewise.
6996 (build_mips16_call_stub): Likewise.
6997 (mips_builtin_branch_and_move): Likewise.
6998 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6999 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
7000 (fixuns_truncdfdi2): Likewise.
7001 (fixuns_truncsfsi2): Likewise.
7002 (fixuns_truncsfdi2): Likewise.
7003 (loadgp_absolute): Likewise.
7004 (builtin_setjmp_setup): Likewise.
7005 (builtin_longjmp): Likewise.
7006 (untyped_call): Likewise.
7008 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7010 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
7011 an "rtx *" argument. Return a bool.
7012 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
7013 values and return true if they can be split. Take the same kind of
7014 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
7015 and store the lo_sum there if nonnull. Use the symbol type to
7016 determine whether a $gp or HIGH is needed.
7017 (mips_legitimize_address): Update call to mips_split_symbol and
7018 simplify accordingly.
7019 (mips_legitimize_const_move): Likewise.
7020 * config/mips/mips.md: In the combine define_split,
7021 check mips_split_symbol instead of splittable_symbolic_operand.
7022 Update use of mips_split_symbol in the generator code.
7023 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
7025 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7027 * config/mips/mips.c (mips_symbolic_address_p): Delete.
7028 (mips_symbol_insns_1): New function, split out from...
7029 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
7030 and stores separately from load addresses.
7031 (mips_classify_address): Replace uses of mips_symbolic_address_p
7032 with uses of mips_symbol_insns.
7033 (mips_address_insns): Update calls to mips_symbol_insns.
7034 (mips_const_insns): Likewise.
7035 (mips_legitimize_address): Likewise.
7037 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7039 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
7040 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
7041 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
7042 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
7043 non-call contexts if TARGET_MIPS16.
7044 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
7045 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
7046 code for SYMBOL_ABSOLUTE.
7047 (mips_symbol_insns): Likewise.
7049 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7051 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
7052 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7053 (mips_symbolic_constant_p): Likewise. Update the call to
7054 mips_classify_symbol.
7055 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7056 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7057 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7058 (print_operand_reloc): Add a context argument. Update the call to
7059 mips_symbolic_constant_p.
7060 (print_operand): Update the calls to print_operand_reloc.
7061 (print_operand_address): Use print_operand_reloc rather than
7063 (mips_rewrite_small_data_p): Add a context argument. Update the call
7064 to mips_symbolic_constant_p.
7065 (mips_small_data_pattern_1): Make DATA the containing mem.
7066 Update the call to mips_rewrite_small_data_p.
7067 (mips_rewrite_small_data_1): Likewise.
7068 (mips_use_anchors_for_symbol_p): Update the call to
7069 mips_symbolic_constant_p.
7070 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7071 (splittable_symbolic_operand): Likewise.
7072 (move_operand): Likewise.
7073 (absolute_symbolic_operand): Likewise.
7074 (got_disp_operand): Likewise.
7075 (got_page_ofst_operand): Likewise.
7077 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7079 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7080 (SYMBOL_ABSOLUTE): ...this.
7081 (SYMBOL_SMALL_DATA): Rename to...
7082 (SYMBOL_GP_RELATIVE): ...this.
7083 (SYMBOL_CONSTANT_POOL): Rename to...
7084 (SYMBOL_PC_RELATIVE): ...this.
7085 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7086 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7087 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7088 after above changes.
7089 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7090 (general_symbolic_operand): Rename to...
7091 (absolute_symbolic_operand): ...this.
7092 * config/mips/mips.md: Update after above changes.
7094 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7095 Revital Eres <eres@il.ibm.com>
7097 * ddg.c (print_ddg): Add dump information.
7098 * modulo-sched.c (print_node_sched_params): Add parameter and
7100 (calculate_maxii): Remove function.
7101 (undo_generate_reg_moves): Likewise.
7102 (undo_permute_partial_schedule): Likewise.
7103 (kernel_number_of_cycles): Likewise.
7104 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7105 (sms_schedule): Use it. Remove profitability checks.
7106 (sms_schedule_by_order): Fix order of nodes within the cycle.
7108 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7110 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7111 -profile option, add pie support.
7112 (ENDFILE_SPEC): New spec.
7113 * config/gnu.h (LIB_SPEC): Add -profile option.
7115 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7117 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7118 * config/gnu.h (LIB_SPEC): Likewise.
7120 2007-08-07 Yaz Saito <saito@google.com>
7121 Ian Lance Taylor <iant@google.com>
7123 * common.opt (finstrument-functions-exclude-function-list): New
7125 (finstrument-functions-exclude-file-list): New option.
7126 * opts.c (char_p): Define and DEF_VEC.
7127 (flag_instrument_functions_exclude_functions): New static
7129 (flag_instrument_functions_exclude_files): New static variable.
7130 (add_instrument_functions_exclude_list): New static function.
7131 (flag_instrument_functions_exclude_p): New function.
7132 (common_handle_option): Handle new options.
7133 * flags.h (flag_instrument_functions_exclude_p): Declare.
7134 * gimplify.c (gimplify_function_tree): Call
7135 flag_instrument_functions_exclude_p.
7136 * doc/invoke.texi (Option Summary): Mention new options.
7137 (Code Gen Options): Document new options.
7139 2007-08-07 Ian Lance Taylor <iant@google.com>
7141 PR rtl-optimization/32776
7142 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7143 (resolve_use): Likewise.
7144 (decompose_multiword_subregs): Remove "changed" local variable.
7146 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7148 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7149 * configure: Regenerate.
7150 * config.in: Regenerate.
7151 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7154 2007-08-07 Ian Lance Taylor <iant@google.com>
7156 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7157 note, just delete the insn.
7159 2007-08-07 Andreas Schwab <schwab@suse.de>
7162 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7165 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7167 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7168 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7169 (decompose_multiword_subregs): Use the functions above to decompose
7170 multiword shifts and zero-extends.
7172 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7174 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7175 "assemble" descriptions which were swapped.
7177 2007-08-06 Chao-ying Fu <fu@mips.com>
7179 * fixed-value.h: New file.
7180 * fixed-value.c: New file.
7181 * Makefile.in (OBJS-common): Add fixed-value.o.
7182 (fixed-value.o): New rule.
7183 (GTFILES): Add fixed-value.h.
7184 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7185 to compare a.low and b.low.
7186 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7188 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7189 Daniel Jacobowitz <dan@codesourcery.com>
7192 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7194 (x86_64-*-netbsd*): Likewise.
7195 (x86_64-*-linux*): Likewise.
7196 (x86_64-*-kfreebsd*-gnu): Likewise.
7197 (x86_64-*-knetbsd*-gnu): Likewise.
7198 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7200 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7202 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7203 Add -fno-asynchronous-unwind-tables.
7205 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7206 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7207 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7208 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7209 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7211 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7213 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7214 (TARGET_C_MODE_FOR_SUFFIX): New.
7216 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7218 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7220 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7222 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7224 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7226 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7227 before checking function returns in conditional expressions.
7229 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7232 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7234 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7237 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7238 for INTEGRAL_TYPE_P.
7240 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7242 * configure.ac: Remove --enable-checking=df from default settings.
7243 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7244 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7245 if the parameter is true.
7246 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7247 DF_VERIFY_SCHEDULED flag is true.
7248 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7249 (df_finish_pass): Adjust prototype.
7250 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7253 * see.c (pass_see): Add TODO_df_verify.
7254 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7255 * global.c (rest_of_handle_global_alloc): Schedule verification
7257 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7259 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7260 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7261 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7263 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7264 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7265 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7267 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7268 Revital Eres <eres@il.ibm.com>
7270 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7272 * ddg.c (create_ddg_dependence): Rename to...
7273 (create_ddg_dep_from_intra_loop_link): This. Do not check
7274 for interloop edges. Do not create anti dependence edge when
7275 a true dependence edge exists in the opposite direction and
7276 -fmodulo-sched-allow-regmoves is set.
7277 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7278 (add_cross_iteration_register_deps): Create anti dependence edge
7279 when -fno-modulo-sched-allow-regmoves is set.
7280 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7282 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7284 * config/arm/arm.md (movsi): Add braces.
7286 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7289 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7290 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7293 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7295 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7296 state accessor functions.
7297 * cfgloopmanip.c (remove_path, create_preheaders,
7298 force_single_succ_latches, fix_loop_structure): Ditto.
7299 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7300 tree_duplicate_loop_to_header_edge): Ditto.
7301 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7302 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7304 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7305 cleanup_tree_cfg): Ditto.
7306 * tree-cfg.c (tree_merge_blocks): Ditto.
7307 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7308 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7309 loop_preheader_edge, single_exit): Ditto.
7310 (flow_loops_find): Do not clear loops->state.
7311 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7312 loops_state_clear): New functions.
7314 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7317 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7318 when adding to the base and convert ELT to sizetype instead of type.
7320 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7323 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7324 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7326 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7329 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7330 correct type the negate expression.
7332 2007-08-03 Jan Hubicka <jh@suse.cz>
7334 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7337 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7339 * config/rs6000/rs6000.c (struct processor_cost): Change
7340 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7341 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7343 (rios1_costs, rios2_cost): Correct cache line size.
7344 (rs6000_override_options): Set l2-cache-size parameter.
7346 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7347 Diego Novillo <dnovillo@google.com>
7350 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7351 if the range includes 0.
7353 2007-08-03 Ben Elliston <bje@au.ibm.com>
7355 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7356 mode to unspec expressions to silence a warning from the generator
7359 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7361 * config/ia64/constraints.md ("U"): Make constraint vector only.
7363 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7366 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7367 always_inline attribute on the function decl.
7369 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7372 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7373 if we are compiling with -fPIC.
7375 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7376 Nigel Stephens <nigel@mips.com>
7378 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7379 Define for MIPS32 and MIPS64.
7381 2007-08-02 Nick Clifton <nickc@redhat.com>
7383 * config/host-hpux.c: Change copyright header to refer to version
7384 3 of the GNU General Public License and to point readers at the
7385 COPYING3 file and the FSF's license web page.
7386 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7387 config/alpha/linux.h, config/alpha/alpha.opt,
7388 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7389 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7390 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7391 config/alpha/alpha.h, config/alpha/sync.md,
7392 config/alpha/openbsd.h, config/alpha/alpha.md,
7393 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7394 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7395 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7396 config/alpha/constraints.md, config/alpha/osf.h,
7397 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7398 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7399 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7400 config/frv/frv-asm.h, config/frv/frv-protos.h,
7401 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7402 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7403 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7404 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7405 config/s390/s390.opt, config/s390/s390-modes.def,
7406 config/s390/fixdfdi.h, config/s390/constraints.md,
7407 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7408 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7409 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7410 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7411 config/m32c/prologue.md, config/m32c/m32c.abi,
7412 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7413 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7414 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7415 config/m32c/jump.md, config/m32c/shift.md,
7416 config/m32c/m32c-protos.h, config/libgloss.h,
7417 config/spu/spu-protos.h, config/spu/predicates.md,
7418 config/spu/spu-builtins.h, config/spu/spu.c,
7419 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7420 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7421 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7422 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7423 config/sparc/hypersparc.md, config/sparc/predicates.md,
7424 config/sparc/linux.h, config/sparc/sp64-elf.h,
7425 config/sparc/supersparc.md, config/sparc/cypress.md,
7426 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7427 config/sparc/niagara.md, config/sparc/sparc.md,
7428 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7429 config/sparc/sparc.opt, config/sparc/sync.md,
7430 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7431 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7432 config/sparc/sparc.c, config/sparc/little-endian.opt,
7433 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7434 config/sparc/linux64.h, config/sparc/freebsd.h,
7435 config/sparc/sol2.h, config/sparc/rtemself.h,
7436 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7437 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7438 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7439 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7440 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7441 config/m32r/linux.h, config/m32r/constraints.md,
7442 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7443 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7444 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7445 config/i386/i386.md, config/i386/netware-crt0.c,
7446 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7447 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7448 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7449 config/i386/sol2.h, config/i386/constraints.md,
7450 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7451 config/i386/predicates.md, config/i386/geode.md,
7452 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7453 config/i386/freebsd64.h, config/i386/vxworksae.h,
7454 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7455 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7456 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7457 config/i386/netware.h, config/i386/i386-modes.def,
7458 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7459 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7460 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7461 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7462 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7463 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7464 config/i386/xm-mingw32.h, config/i386/linux64.h,
7465 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7466 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7467 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7468 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7469 config/i386/cygwin2.c, config/i386/i386-protos.h,
7470 config/i386/sync.md, config/i386/openbsd.h,
7471 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7472 config/i386/nto.h, config/i386/biarch64.h,
7473 config/i386/i386-coff.h, config/i386/freebsd.h,
7474 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7475 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7476 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7477 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7478 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7479 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7480 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7481 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7482 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7483 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7484 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7485 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7486 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7487 config/sh/superh64.h, config/sh/rtemself.h,
7488 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7489 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7490 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7491 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7492 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7493 config/avr/predicates.md, config/avr/constraints.md,
7494 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7495 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7496 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7497 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7498 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7499 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7500 config/c4x/predicates.md, config/c4x/c4x.h,
7501 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7502 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7503 config/xtensa/linux.h, config/xtensa/xtensa.h,
7504 config/xtensa/elf.h, config/xtensa/xtensa.md,
7505 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7506 config/xtensa/xtensa-protos.h, config/dbx.h,
7507 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7508 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7509 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7510 config/host-solaris.c, config/fr30/fr30.h,
7511 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7512 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7513 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7514 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7515 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7516 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7517 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7518 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7519 config/cris/predicates.md, config/cris/linux.h,
7520 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7521 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7522 config/cris/aout.opt, config/cris/cris-protos.h,
7523 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7524 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7525 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7526 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7527 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7528 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7529 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7530 config/chorus.h, config/mn10300/mn10300.c,
7531 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7532 config/mn10300/mn10300.h, config/mn10300/linux.h,
7533 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7534 config/mn10300/mn10300.md, config/ia64/predicates.md,
7535 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7536 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7537 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7538 config/ia64/freebsd.h, config/ia64/ia64.md,
7539 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7540 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7541 config/gofast.h, config/rtems.h, config/sol2-10.h,
7542 config/m68k/predicates.md, config/m68k/m68k.md,
7543 config/m68k/linux.h, config/m68k/m68k-modes.def,
7544 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7545 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7546 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7547 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7548 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7549 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7550 config/m68k/constraints.md, config/m68k/rtemself.h,
7551 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7552 config/m68k/uclinux.h, config/rs6000/power4.md,
7553 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7554 config/rs6000/linux.h, config/rs6000/eabi.h,
7555 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7556 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7557 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7558 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7559 config/rs6000/windiss.h, config/rs6000/603.md,
7560 config/rs6000/aix41.h, config/rs6000/cell.md,
7561 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7562 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7563 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7564 config/rs6000/default64.h, config/rs6000/7xx.md,
7565 config/rs6000/darwin.opt, config/rs6000/spe.md,
7566 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7567 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7568 config/rs6000/7450.md, config/rs6000/linux64.h,
7569 config/rs6000/constraints.md, config/rs6000/440.md,
7570 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7571 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7572 config/rs6000/rs6000.h, config/rs6000/power6.md,
7573 config/rs6000/predicates.md, config/rs6000/altivec.md,
7574 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7575 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7576 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7577 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7578 config/rs6000/linux64.opt, config/rs6000/sync.md,
7579 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7580 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7581 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7582 config/rs6000/eabispe.h, config/rs6000/e500.h,
7583 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7584 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7585 config/rs6000/aix.h, config/rs6000/vxworks.h,
7586 config/rs6000/40x.md, config/rs6000/aix51.h,
7587 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7588 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7589 config/arc/arc.h, config/mcore/mcore-elf.h,
7590 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7591 config/mcore/mcore.md, config/mcore/mcore.c,
7592 config/mcore/mcore.opt, config/mcore/mcore.h,
7593 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7594 config/score/predicates.md, config/score/score-version.h,
7595 config/score/score-protos.h, config/score/misc.md,
7596 config/score/elf.h, config/score/score.c, config/score/mac.md,
7597 config/score/score7.md, config/score/score.h,
7598 config/score/score-conv.h, config/score/score-mdaux.c,
7599 config/score/score.md, config/score/score.opt,
7600 config/score/score-modes.def, config/score/score-mdaux.h,
7601 config/score/mul-div.S, config/arm/uclinux-elf.h,
7602 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7603 config/arm/symbian.h, config/arm/linux-elf.h,
7604 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7605 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7606 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7607 config/arm/strongarm-pe.h, config/arm/arm.h,
7608 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7609 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7610 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7611 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7612 config/arm/arm-cores.def, config/arm/arm-protos.h,
7613 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7614 config/arm/wince-pe.h, config/arm/neon.md,
7615 config/arm/constraints.md, config/arm/neon.ml,
7616 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7617 config/arm/arm.opt, config/arm/arm926ejs.md,
7618 config/arm/predicates.md, config/arm/iwmmxt.md,
7619 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7620 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7621 config/arm/neon-testgen.ml, config/arm/arm.md,
7622 config/arm/xscale-coff.h, config/arm/pe.c,
7623 config/arm/arm-generic.md, config/arm/pe.h,
7624 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7625 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7626 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7627 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7628 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7629 config/pa/predicates.md, config/pa/pa64-hpux.h,
7630 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7631 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7632 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7633 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7634 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7635 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7636 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7637 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7638 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7639 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7640 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7641 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7642 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7643 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7644 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7645 config/mips/linux64.h, config/mips/elforion.h,
7646 config/mips/constraints.md, config/mips/generic.md,
7647 config/mips/predicates.md, config/mips/4300.md,
7648 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7649 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7650 config/mips/5k.md, config/mips/vr4120-div.S,
7651 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7652 config/mips/mips-protos.h, config/mips/6000.md,
7653 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7654 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7655 config/mips/mips-modes.def, config/mips/vr.h,
7656 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7657 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7658 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7659 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7660 config/vax/openbsd1.h, config/vax/netbsd.h,
7661 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7662 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7663 config/h8300/rtems.h, config/h8300/predicates.md,
7664 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7665 config/h8300/h8300.md, config/h8300/h8300.opt,
7666 config/h8300/coff.h, config/h8300/h8300-protos.h,
7667 config/v850/v850.md, config/v850/predicates.md,
7668 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7669 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7670 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7671 config/mmix/mmix.h, config/mmix/predicates.md,
7672 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7673 config/mmix/mmix.c, config/mmix/mmix.opt,
7674 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7675 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7676 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7677 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7680 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7682 * emit-rtl.c (reset_used_decls): Rename to...
7683 (set_used_decls): ...this. Set the used flag rather than clearing it.
7684 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7685 DECL_RTLs rather than resetting them.
7687 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7689 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7691 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7693 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7694 argument to find_reloads_address.
7696 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7698 PR tree-optimization/32919
7699 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7700 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7701 (coalesce_ssa_name): Call it.
7703 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7704 David Ung <davidu@mips.com>
7706 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7707 (__mips16_unorddf2, __mips16_floatunsidf): New.
7708 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7710 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7712 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7714 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7715 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7716 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7717 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7718 * omp-low.c (get_ws_args_for, determine_parallel_type,
7719 expand_omp_for_generic, expand_omp_for_static_nochunk,
7720 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7721 Work with more precise CFG.
7722 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7723 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7725 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7726 * gimple-low.c (lower_stmt): Ditto.
7727 * tree-inline.c (estimate_num_insns_1): Ditto.
7728 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7729 (OMP_SECTIONS_SWITCH): New.
7730 * tree-cfgcleanup.c (cleanup_omp_return): New.
7731 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7732 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7733 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7734 (tree_redirect_edge_and_branch): Handle omp constructs.
7736 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7737 with three arguments.
7739 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7741 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7744 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7746 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7747 the loop structures may need fixing.
7748 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7750 (cleanup_tree_cfg_loop): Removed.
7751 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7752 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7753 instead of running cleanup_tree_cfg_loop.
7754 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7755 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7756 (tree_predictive_commoning): Declaration changed.
7757 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7759 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7761 * doc/invoke.texi (l1-cache-size): Update documentation.
7762 (l2-cache-size): Document.
7763 * params.h (L2_CACHE_SIZE): New macro.
7764 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7765 that L1_CACHE_SIZE is in kB now.
7766 (L2_CACHE_SIZE_BYTES): New macro.
7767 (tree_ssa_prefetch_arrays): Show size in kB.
7768 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7769 and l2_cache_size fields.
7770 * config/i386/driver-i386.c (describe_cache): Detect cache size
7772 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7773 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7774 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7775 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7776 (override_options): Set l1-cache-size and l2-cache-size to default
7777 values if not specified otherwise.
7778 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7779 (PARAM_L2_CACHE_SIZE): New.
7781 2007-08-01 Nigel Stephens <nigel@mips.com>
7782 David Ung <davidu@mips.com>
7783 Thiemo Seufer <ths@mips.com>
7784 Chris Dearman <chris@mips.com>
7785 Richard Sandiford <richard@codesourcery.com>
7787 * config.gcc (mips*-sde-elf*): New stanza.
7788 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7789 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7790 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7791 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7792 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7793 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7795 * config/mips/sde.h: New file.
7796 * config/mips/t-libgcc-mips16: Likewise.
7797 * config/mips/t-sde: Likewise.
7798 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7799 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7800 _MIPS_FPSET and _MIPS_SZINT.
7801 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7802 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7803 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7804 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7805 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7806 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7807 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7808 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7809 _MIPS_SZPTR and _MIPS_FPSET.
7810 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7811 architecture is specified.
7812 (MIPS_32BIT_OPTION_SPEC): New macro.
7814 2007-07-31 Dan Hipschman <dsh@google.com>
7816 * gcc.c (end_going_arg): New function.
7817 (do_spec_2): Use it.
7818 (do_spec_1): Use it.
7820 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7822 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7823 only if ENABLE_CHECKING is defined.
7825 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7827 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7828 df_ru_add_problem, df_ru_get_bb_info): Removed.
7829 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7830 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7831 df_ru_free_bb_info, df_ru_alloc,
7832 df_ru_bb_local_compute_process_def,
7833 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7834 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7835 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7836 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7837 df_ru_add_problem): Removed.
7839 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7842 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7843 (casesi32p, casesi64p): Likewise.
7844 (casesi): Adjust for above.
7846 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7848 * mode-switching.c (create_pre_exit): Don't search past calls.
7850 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7852 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7854 2007-07-31 Revital Eres <eres@il.ibm.com>
7856 * ddg.c (add_deps_for_def): Rename to...
7857 (add_cross_iteration_register_deps): This. Change implementation
7858 to use only reaching def and def-use chains to construct the
7859 inter loop dependencies.
7860 (add_deps_for_use): Remove function.
7861 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7862 function to build the inter loop dependencies.
7863 * modulo-sched.c (sms_schedule): Build only
7864 reaching def and def-use chains for the propose of the ddg
7867 2007-07-31 Julian Brown <julian@codesourcery.com>
7869 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7870 New define_insns. Use correct RTL.
7871 (vec_set<mode>): Write as expander.
7873 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7875 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7876 to an unallocated space.
7878 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7881 (split_constant_offset): Enable split_constant_offset to extract
7882 constants from other statements.
7883 * tree-vect-transform.c
7884 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7885 to a temp var. Force base_offset to be simple.
7887 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7889 * df-scan.c (df_scan_verify): Remove artificial limit on
7890 the number of blocks for verification.
7891 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7892 df_simulate_defs): Avoid unnecessary insn checking for defs.
7894 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7896 * config/m68k/lb1sf68.asm (FUNC): New macro.
7898 (__udivsi3): Likewise.
7899 (__divsi3): Likewise.
7900 (__umodsi3): Likewise.
7901 (__modsi3): Likewise.
7902 (__subdf3): Likewise.
7903 (__adddf3): Likewise.
7904 (__muldf3): Likewise.
7905 (__divdf3): Likewise.
7906 (__negdf2): Likewise.
7907 (__cmpdf2): Likewise.
7908 (__subsf3): Likewise.
7909 (__addsf3): Likewise.
7910 (__mulsf3): Likewise.
7911 (__divsf3): Likewise.
7912 (__negsf2): Likewise.
7913 (__cmpsf2): Likewise.
7914 (__eqdf2): Likewise.
7915 (__nedf2): Likewise.
7916 (__gtdf2): Likewise.
7917 (__gedf2): Likewise.
7918 (__ltdf2): Likewise.
7919 (__ledf2): Likewise.
7920 (__eqsf2): Likewise.
7921 (__nesf2): Likewise.
7922 (__gtsf2): Likewise.
7923 (__gesf2): Likewise.
7924 (__ltsf2): Likewise.
7925 (__lesf2): Likewise.
7927 2007-07-30 Ollie Wild <aaw@google.com>
7929 * c-ppoutput.c (print_lines_directives_only): New function.
7930 (scan_translation_unit_directives_only): New function.
7931 (preprocess_file): Add call to scan_translation_unit_directives_only.
7932 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7933 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7934 -fdirectives-only. Add errors for -fdirectives-only conflict with
7935 -Wunused-macros and -traditional.
7936 (finish_options): Add builtin macro initialization for
7937 -fdirectives-only + -fpreprocessed.
7938 * c.opt (fdirectives-only): New.
7939 * doc/cppopts.texi (fdirectives-only): New.
7941 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7943 * alias.c (record_set, memory_modified_1): Constify.
7944 * bt-load.c (note_btr_set): Likewise.
7945 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7946 * combine.c (set_nonzero_bits_and_sign_copies,
7947 expand_field_assignment, record_dead_and_set_regs_1,
7948 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7949 likely_spilled_retval_1): Likewise.
7950 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7951 frv_io_handle_set): Likewise.
7952 * config/mips/mips.c (mips_sim_record_set,
7953 vr4130_true_reg_dependence_p_1): Likewise.
7954 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7955 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7956 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7957 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7958 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7959 * ddg.c (mark_mem_store): Likewise.
7960 * df-problems.c (df_urec_mark_reg_change): Likewise.
7961 * function.c (update_epilogue_consts): Likewise.
7962 * gcse.c (record_set_info, record_last_set_info,
7963 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7964 reg_clear_last_set): Likewise.
7965 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7967 * jump.c (reversed_comparison_code_parts): Likewise.
7968 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7969 reg_is_set): Likewise.
7970 * loop-iv.c (mark_altered): Likewise.
7971 * mode-switching.c (reg_becomes_live): Likewise.
7972 * optabs.c (no_conflict_move_test): Likewise.
7973 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7975 * postreload.c (reload_combine_note_store, move2add_note_store):
7977 * regmove.c (flags_set_1): Likewise.
7978 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7980 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7982 * resource.c (update_live_status): Likewise.
7983 * rtl.h (set_of, note_stores): Likewise.
7984 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7985 note_stores, parms_set): Likewise.
7986 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7987 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7989 * var-tracking.c (count_stores, add_stores): Likewise.
7991 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7993 * alias.c (mems_in_disjoint_alias_sets_p,
7994 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7995 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7996 write_dependence_p, mems_in_disjoint_alias_sets_p,
7997 read_dependence, true_dependence, canon_true_dependence,
7998 anti_dependence, output_dependence): Constify.
7999 * combine.c (extended_count): Likewise.
8000 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
8001 * cselib.c (get_value_hash, references_value_p,
8002 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
8003 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
8004 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
8005 * function.c (contains, prologue_epilogue_contains,
8006 sibcall_epilogue_contains): Likewise.
8007 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
8008 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
8009 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
8010 reg_or_subregno): Likewise.
8011 * recog.c (asm_noperands): Likewise.
8012 * reload1.c (function_invariant_p): Likewise.
8013 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
8014 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
8015 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
8016 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
8017 true_regnum, reg_or_subregno, condjump_in_parallel_p,
8018 extended_count, prologue_epilogue_contains,
8019 sibcall_epilogue_contains, function_invariant_p, true_dependence,
8020 canon_true_dependence, read_dependence, anti_dependence,
8021 output_dependence): Likewise.
8022 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
8024 2007-07-30 Julian Brown <julian@codesourcery.com>
8026 * config/arm/neon.md (V_ext): New mode attribute.
8027 (neon_vget_lane<mode>): Replace with define_expand.
8028 (neon_vget_lane<mode>_sext_internal)
8029 (neon_vget_lane<mode>_zext_internal): New define_insns for double
8030 and quad precision vectors.
8031 (neon_vget_lanedi): Add bounds check. Remove dead comment.
8032 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
8033 have typeless 32-bit result.
8035 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8038 * tree-affine.h (aff_tree): The type of rest is sizetype for types
8040 * tree-affine.c (aff_combination_scale): If type is a pointer type,
8041 use sizetype for rest.
8042 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
8043 (aff_combination_convert): Don't convert rest for pointer types.
8045 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8047 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
8049 * tree-ssa-alias.c: Add alloc-pool.h.
8050 (init_alias_info): Free alias_bitmap_obstack.
8051 (delete_alias_info): Call delete_mem_ref_stats.
8052 (get_mem_sym_stats_for): Use alloc_pool.
8053 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8054 (delete_mem_sym_stats): Removed.
8056 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8058 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8059 functions cannot be represented as classical distance vectors.
8061 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8063 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8064 * builtins.c (validate_arg, builtin_mathfn_code,
8065 validate_arglist): Likewise.
8066 * calls.c (call_expr_flags): Likewise.
8067 * combine.c (reg_nonzero_bits_for_combine,
8068 reg_num_sign_bit_copies_for_combine, get_last_value,
8069 reg_truncated_to_mode): Likewise.
8070 * emit-rtl.c (subreg_lowpart_p): Likewise.
8071 * expr.c (highest_pow2_factor_for_target,
8072 categorize_ctor_elements_1, categorize_ctor_elements,
8073 count_type_elements, contains_packed_reference,
8074 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8075 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8076 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8077 native_encode_int, native_encode_real, native_encode_complex,
8078 native_encode_vector, native_encode_expr, native_interpret_int,
8079 native_interpret_real, native_interpret_complex,
8080 native_interpret_vector, native_interpret_expr): Likewise.
8081 * function.c (use_register_for_decl): Likewise.
8082 * gimplify.c (get_name): Likewise.
8083 * langhooks-def.h (lhd_return_null_const_tree): New.
8084 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8085 * langhooks.c (lhd_return_null_const_tree): New.
8086 * langhooks.h (lang_get_callee_fndecl): Constify.
8087 * output.h (constructor_static_from_elts_p): Likewise.
8088 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8089 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8090 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8091 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8092 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8093 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8094 * rtlhooks-def.h (reg_nonzero_bits_general,
8095 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8097 * rtlhooks.c (reg_num_sign_bit_copies_general,
8098 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8100 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8101 * stor-layout.c (mode_for_size_tree): Likewise.
8102 * tree-ssa-loop-im.c (memref_eq): Likewise.
8103 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8104 * tree.c (contains_placeholder_p, type_list_equal,
8105 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8107 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8108 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8109 contains_placeholder_p, contains_packed_reference,
8110 get_callee_fndecl, operand_equal_for_phi_arg_p,
8111 warn_if_unused_value, is_body_block, native_encode_expr,
8112 native_interpret_expr, fold_convertible_p, operand_equal_p,
8113 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8114 validate_arglist, simple_cst_equal, type_list_equal,
8115 use_register_for_decl, call_expr_flags, get_name,
8116 highest_pow2_factor): Likewise.
8117 (const_call_expr_arg_iterator_d,
8118 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8119 first_const_call_expr_arg, more_const_call_expr_args_p,
8120 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8121 * varasm.c (constructor_static_from_elts_p): Constify.
8123 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8125 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8126 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8127 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8128 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8129 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8130 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8131 spelling conventions.
8132 * doc/invoke.texi: Follow spelling conventions.
8134 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8135 Revital Eres <eres@il.ibm.com>
8137 * modulo-sched.c (sms_schedule): Avoid loops which includes
8138 auto-increment instructions.
8140 2007-07-28 Richard Guenther <rguenther@suse.de>
8143 * fold-const.c (fold_cond_expr_with_comparison): Convert
8144 operand zero of MIN/MAX_EXPR to correct type.
8146 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8148 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8149 flags_from_decl_or_type): Constify.
8150 * gcc.c (do_spec_1): Likewise.
8151 * print-tree.c (dump_addr, print_node_brief): Likewise.
8152 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8153 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8154 tree_purge_all_dead_eh_edges): Likewise.
8155 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8156 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8158 * tree.c (expr_location, expr_has_location, expr_locus,
8159 expr_filename, expr_lineno, get_inner_array_type,
8160 fields_compatible_p): Likewise.
8161 * tree.h (get_inner_array_type, fields_compatible_p,
8162 expr_location, expr_has_location, expr_locus, expr_filename,
8163 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8164 setjmp_call_p, alloca_call_p): Likewise.
8166 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8168 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8169 TV_FLOW_INSENSITIVE.
8171 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8173 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8174 (compute_flow_insensitive_aliasing): Ditto for
8175 TV_FLOW_INSENSITIVE.
8177 2007-07-27 Jan Hubicka <jh@suse.cz>
8179 * config/i386/i386.c (register_move_cost): Remove accidentally
8180 comitted #if 0 block.
8182 * attribs.c: Include hashtab.h
8183 (attribute_hash): New.
8184 (substring): New structure.
8185 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8187 (init_attributes): Initialize attribute hash.
8188 (decl_attributes): Use attribute hash.
8189 * Makefile.in (attribs.c): Depend on hashtab.h.
8191 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8193 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8195 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8197 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8198 __mips_dspr2 and __mips_dsp_rev macros.
8199 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8201 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8203 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8205 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8209 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8210 and the updating of the live and do_not_gen sets.
8211 (df_note_bb_compute): Added updating of live and do_not_gen sets
8212 for regular defs so that the case of clobber inside conditional
8213 call is processed correctly.
8215 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8217 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8218 operands with compatible type.
8220 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8222 * expr.h (store_bit_field): Don't return a value.
8223 * expmed.c (check_predicate_volatile_ok): New function.
8224 (store_bit_field_1): New function, extracted from store_bit_field.
8225 Take a fallback_p argument and return true if the operation succeeded.
8226 Only use store_fixed_bit_field if fallback_p. Don't recompute
8227 mode_for_extraction; use op_mode instead. Try forcing memories
8228 into registers if the insv expander fails.
8229 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8230 Don't return a value.
8231 (convert_extracted_bit_field): New function, extracted from
8233 (extract_bit_field_1): Likewise. Take a fallback_p argument
8234 and return NULL if the operation succeeded. Only use
8235 extract_fixed_bit_field if fallback_p. Only calculate one
8236 extraction mode. Combine code for extv and extzv. Try forcing
8237 memories into registers if the ext(z)v expander fails.
8238 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8240 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8242 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8244 (df_ref): Likewise. Put regno with other integer fields.
8246 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8248 * df.h (df_mw_hardreg): Remove "loc" field.
8249 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8251 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8252 split out from df_set_unused_notes_for_mw. Return false for
8253 partial references. Assert that mw_reg is a REG when returning true.
8254 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8255 (df_whole_mw_reg_dead_p): New function, split out from
8256 df_set_dead_notes_for_mw. Return false for partial references.
8257 Assert that mw_reg is a REG when returning true.
8258 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8259 Remove redundant bitmap check.
8261 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8263 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8264 ($(T)crtend.o): Likwise.
8265 ($(T)crtbeginS.o): Likwise.
8266 ($(T)crtendS.o): Likwise.
8267 ($(T)crtfastmath.o): Likwise.
8269 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8271 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8272 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8273 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8274 and x_n_bbs_in_dom_tree fields.
8276 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8278 PR tree-optimization/32087
8279 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8280 Do not call scale_bbs_frequencies_int with prob of zero.
8282 2007-07-26 Julian Brown <julian@codesourcery.com>
8284 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8285 (neon_element_bits): Add prototypes.
8286 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8287 (neon_const_bounds, neon_element_bits): New functions.
8288 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8289 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8290 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8291 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8292 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8293 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8294 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8295 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8296 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8297 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8298 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8299 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8300 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8302 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8304 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8305 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8307 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8308 Julian Brown <julian@codesourcery.com>
8310 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8311 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8312 * config/arm/cortex-a8.md: New.
8313 * config/arm/cortex-a8-neon.md: New.
8314 * config/arm/neon-schedgen.ml: New.
8315 * config/arm/neon.md (vqh_mnem): New.
8317 (Is_float_mode): New.
8318 (Scalar_mul_8_16): New.
8320 (V_mode_nunits): New.
8321 (All instruction patterns): Annotate with neon_type attribute
8323 * config/arm/arm.md: Include cortex-a8.md.
8324 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8326 Annotate instruction patterns accordingly.
8327 (generic_sched): Do not use generic scheduling for Cortex-A8.
8328 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8330 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8332 * fold-const.c (fold_read_from_constant_string): Use
8334 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8336 2007-07-26 Nick Clifton <nickc@redhat.com>
8338 * tree-ssa-operands.h: Change copyright header to refer to version
8339 3 of the GNU General Public License and to point readers at the
8340 COPYING3 file and the FSF's license web page.
8341 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8342 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8343 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8344 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8345 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8346 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8347 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8348 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8349 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8350 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8351 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8352 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8353 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8354 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8355 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8356 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8357 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8358 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8359 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8360 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8361 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8362 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8363 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8364 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8365 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8366 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8367 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8368 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8369 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8370 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8371 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8372 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8373 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8374 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8375 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8376 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8377 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8378 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8379 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8380 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8381 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8382 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8383 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8384 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8385 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8386 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8387 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8388 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8389 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8390 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8391 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8392 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8393 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8394 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8395 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8396 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8397 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8398 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8399 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8400 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8401 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8402 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8403 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8404 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8405 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8406 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8407 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8408 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8409 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8410 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8411 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8412 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8413 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8414 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8415 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8416 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8417 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8418 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8419 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8420 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8421 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8422 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8423 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8424 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8425 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8426 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8427 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8428 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8429 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8430 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8431 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8432 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8433 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8434 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8435 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8436 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8437 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8438 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8439 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8440 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8441 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8442 convert.c, convert.h, langhooks-def.h, reload1.c,
8443 tree-ssa-operands.c: Likewise.
8445 2007-07-26 Jan Hubicka <jh@suse.cz>
8447 * tree-ssa-live.c: Include debug.h and flags.h.
8448 (mark_scope_block_unused): New function.
8449 (remove_unused_scope_block_p): New function.
8450 (remove_unused_locals): Remove unused blocks too.
8452 2007-07-25 Ian Lance Taylor <iant@google.com>
8454 * combine.c (combine_max_regno): Remove. Remove all uses.
8455 (struct reg_stat_struct): Rename from struct reg_stat.
8456 (reg_stat_type): Define, and declare VECs.
8457 (reg_stat): Change from pointer to VEC. Change all uses.
8458 (combine_split_insns): New static function.
8459 (try_combine, find_split_point): Call it instead of split_insns.
8461 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8463 * cfghooks.c (split_block): Fix the information about loop latch.
8465 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8467 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8469 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8471 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8472 Scan the new edge for loop exit info.
8474 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8476 * config/darwin.c: Include debug.h.
8478 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8481 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8483 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8485 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8486 (HARD_REGNO_MODE_OK): Ditto.
8487 (MODES_TIEABLE_P): Ditto.
8488 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8489 (CLASS_MAX_NREGS): Ditto.
8490 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8491 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8492 (divdf3_internal_thr): Removed.
8493 * config/ia64/div.md: New file.
8494 * config/ia64/constraints.md: Add H constraint.
8496 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8498 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8499 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8500 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8501 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8502 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8503 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8504 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8505 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8506 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8507 dump_sbitmap_file, debug_sbitmap, popcount_table,
8508 sbitmap_popcount): Constify.
8509 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8510 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8511 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8512 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8513 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8514 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8515 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8516 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8517 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8518 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8519 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8521 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8523 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8524 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8525 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8526 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8527 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8528 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8529 bitmap_intersect_p, bitmap_intersect_compl_p,
8530 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8531 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8533 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8534 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8535 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8536 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8537 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8538 debug_bitmap, debug_bitmap_file, bitmap_print,
8539 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8540 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8542 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8544 * config/darwin.c (darwin_override_options): Additional fix for
8545 debug info formats that don't support var tracking.
8547 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8549 * cselib.c (entry_and_rtx_equal_p): Constify.
8550 * gengtype.c (output_mangled_typename, write_types, write_local):
8552 * gengtype.h (const_type_p): New.
8553 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8555 * tlink.c (scan_linker_output): De-constify.
8556 * tree-ssa-loop-im.c (memref_eq): Constify.
8557 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8558 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8560 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8562 * c-common.c (fname_as_string, c_type_hash): Constify.
8563 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8564 * cgraph.c (edge_hash, edge_eq): Likewise.
8565 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8566 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8567 reg_attrs_htab_eq): Likewise.
8568 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8570 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8571 const_decl_t, const_state_t, const_automata_list_el_t): New.
8572 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8573 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8574 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8575 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8576 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8577 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8578 compare_max_occ_cycle_nums, out_state_arcs_num,
8579 compare_transition_els_num, units_cmp, state_reservs_cmp):
8581 * genmodes.c (cmp_modes): Likewise.
8582 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8583 * gimplify.c (compare_case_labels): Likewise.
8584 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8585 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8586 * matrix-reorg.c (mtt_info_hash): Likewise.
8587 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8588 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8589 (htab_hash_bucket, htab_hash_elem): Constify.
8590 * tree-browser.c (TB_parent_eq): Likewise.
8591 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8592 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8593 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8594 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8596 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8597 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8598 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8599 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8600 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8602 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8603 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8604 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8605 * tree-ssa-threadupdate.c (redirection_data_hash,
8606 redirection_data_eq): Likewise.
8607 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8608 * tree-ssa.c (var_ann_eq): Likewise.
8609 * tree-vrp.c (compare_case_labels): Likewise.
8610 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8611 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8612 tree_not_check_failed, tree_class_check_failed,
8613 tree_range_check_failed, tree_not_class_check_failed,
8614 omp_clause_check_failed, omp_clause_range_check_failed,
8615 tree_contains_struct_check_failed, tree_operand_check_failed):
8617 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8618 tree_not_check_failed, tree_class_check_failed,
8619 tree_range_check_failed, tree_not_class_check_failed,
8620 tree_operand_check_failed, omp_clause_operand_check_failed,
8621 tree_operand_length): Likewise.
8622 * var-tracking.c (const_variable): New.
8623 (variable_htab_hash, variable_htab_eq): Constify.
8624 * varasm.c (const_desc_hash): Likewise.
8626 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8628 * expr.c (handled_component_p): Constify.
8629 * fold-const.c (fit_double_type): Likewise.
8630 * real.h (real_value_from_int_cst): Likewise.
8631 * tree-flow-inline.h (gimple_in_ssa_p,
8632 gimple_aliases_computed_p, gimple_addressable_vars,
8633 gimple_call_clobbered_vars, gimple_referenced_vars,
8634 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8635 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8636 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8637 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8638 is_label_stmt, is_global_var, phi_ssa_name_p,
8639 factoring_name_p, is_call_clobbered, tree_common_ann,
8640 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8641 unmodifiable_var_p, array_ref_contains_indirect_ref,
8642 ref_contains_array_ref, lookup_subvars_for_var,
8643 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8644 gimple_mem_ref_stats): Likewise.
8645 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8646 may_aliases, is_exec_stmt, is_label_stmt,
8647 ref_contains_array_ref, array_ref_contains_indirect_ref,
8648 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8649 unmodifiable_var_p): Likewise.
8650 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8651 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8652 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8653 cst_and_fits_in_hwi, real_value_from_int_cst,
8654 build_real_from_int_cst, integer_zerop, integer_onep,
8655 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8656 tree_floor_log2, real_zerop, real_onep, real_twop,
8657 real_minus_onep, really_constant_p, purpose_member, chain_member,
8658 list_length, fields_length, int_size_in_bytes, bit_position,
8659 int_bit_position, byte_position, int_byte_position, expr_align,
8660 array_type_nelts, tree_node_structure,
8661 type_contains_placeholder_1, iterative_hash_pointer,
8662 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8663 tree_map_base_eq, type_hash_list, type_hash_eq,
8664 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8665 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8666 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8667 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8668 int_fits_type_p, get_containing_scope, decl_function_context,
8669 decl_type_context, omp_clause_operand_check_failed,
8670 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8671 * tree.h (omp_clause_operand_check_failed, tree_size,
8672 build_real_from_int_cst, array_type_nelts, purpose_member,
8673 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8674 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8675 is_attribute_p, check_qualified_type, expr_align,
8676 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8677 int_byte_position, list_length, fields_length, initializer_zerop,
8678 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8679 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8680 tree_node_structure, handled_component_p, get_containing_scope,
8681 decl_function_context, decl_type_context, real_zerop,
8682 type_num_arguments, fit_double_type, really_constant_p,
8683 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8684 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8685 real_twop, real_minus_onep, int_cst_value): Likewise.
8687 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8689 * cfglayout.c (insn_scope, insn_line): Constify.
8690 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8691 const_double_htab_hash, const_double_htab_eq,
8692 mem_attrs_htab_hash): Likewise.
8693 * loop-iv.c (biv_eq): Likewise.
8694 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8695 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8696 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8698 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8699 error_for_asm, warning_for_asm, _fatal_insn,
8700 _fatal_insn_not_found): Likewise.
8701 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8702 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8703 rtl_check_failed_type2, rtl_check_failed_code1,
8704 rtl_check_failed_code2, rtl_check_failed_code_mode,
8705 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8706 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8707 rtl_check_failed_type2, rtl_check_failed_code1,
8708 rtl_check_failed_code2, rtl_check_failed_code_mode,
8709 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8710 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8711 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8712 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8713 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8714 rtx_unstable_p, get_integer_term, get_related_value,
8715 offset_within_block_p, reg_mentioned_p, count_occurrences,
8716 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8717 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8718 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8719 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8720 find_constant_src, find_reg_fusage, find_regno_fusage,
8721 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8722 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8723 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8724 computed_jump_p, auto_inc_p, in_expr_list_p,
8725 remove_node_from_expr_list, loc_mentioned_in_p,
8726 label_is_jump_target_p, reversed_comparison_code_parts,
8727 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8728 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8729 print_inline_rtx): Likewise.
8730 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8731 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8732 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8733 get_integer_term, get_related_value, offset_within_block_p,
8734 count_occurrences, reg_mentioned_p, no_labels_between_p,
8735 reg_used_between_p, reg_referenced_p, single_set_2,
8736 multiple_sets, set_noop_p, refers_to_regno_p,
8737 reg_overlap_mentioned_p, dead_or_set_p,
8738 covers_regno_no_parallel_p, covers_regno_p,
8739 dead_or_set_regno_p, find_reg_note, find_regno_note,
8740 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8741 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8742 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8743 side_effects_p, may_trap_p_1, may_trap_p,
8744 may_trap_after_code_motion_p, may_trap_or_fault_p,
8745 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8746 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8747 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8748 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8749 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8751 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8752 warning_for_asm): Likewise.
8753 * tree.h (print_rtl): Likewise.
8754 * varasm.c (get_pool_mode): Likewise.
8756 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8758 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8759 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8760 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8761 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8762 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8763 * ddg.c (compare_sccs): Likewise.
8764 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8765 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8766 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8767 decimal_do_fix_trunc, decimal_real_to_integer,
8768 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8769 * dse.c (const_group_info_t): New.
8770 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8771 * dwarf2out.c (const_dw_die_ref): New.
8772 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8773 * tree-browser.c (TB_parent_eq): Likewise.
8774 * unwind-dw2-fde.c (__register_frame_info_bases,
8775 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8776 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8778 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8779 * unwind-dw2.c (uw_frame_state_for): Likewise.
8780 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8781 * value-prof.h (const_histogram_value): New.
8783 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8785 * config/mips/mips.c (machine_function): Add
8786 initialized_mips16_gp_pseudo_p.
8787 (mips16_gp_pseudo_reg): Do not emit the initialization of
8788 mips16_gp_pseudo_rtx when being called from the gimple cost-
8789 calculation routines; emit it on the first use outside those
8792 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8794 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8797 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8798 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8799 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8800 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8801 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8802 Preserve const-ness of parameters through use of __typeof(),
8803 also constify and tidy.
8805 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8806 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8807 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8808 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8809 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8810 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8811 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8812 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8813 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8815 2007-07-25 Julian Brown <julian@codesourcery.com>
8816 Mark Shinwell <shinwell@codesourcery.com>
8818 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8819 (alpha_mangle_type): This.
8820 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8821 (TARGET_MANGLE_TYPE): Define this instead.
8822 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8823 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8824 (arm_init_neon_builtins): Fix comment.
8825 (arm_mangle_map_entry): New.
8826 (arm_mangle_map): New.
8827 (arm_mangle_type): New.
8828 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8829 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8830 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8831 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8832 (TARGET_MANGLE_TYPE): Define this instead.
8833 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8834 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8835 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8836 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8837 (TARGET_MANGLE_TYPE): Define this instead.
8838 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8840 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8841 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8842 (TARGET_MANGLE_TYPE): Define this instead.
8843 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8844 (s390_mangle_type): This.
8845 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8846 (TARGET_MANGLE_TYPE): Define this instead.
8847 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8848 (sparc_mangle_type): This.
8849 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8850 (TARGET_MANGLE_TYPE): Define this instead.
8851 * cp/mangle.c (write_type): Call mangle_type target hook on all
8852 types before mangling. Use original type, not main variant, as
8854 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8855 (TARGET_MANGLE_TYPE): This.
8856 * target.h (gcc_target): Rename mangle_fundamental_type to
8858 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8859 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8861 2007-07-25 Julian Brown <julian@codesourcery.com>
8862 Paul Brook <paul@codesourcery.com>
8863 Joseph Myers <joseph@codesourcery.com>
8864 Mark Shinwell <shinwell@codesourcery.com>
8866 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8867 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8868 (with_fpu): Allow --with-fpu=neon.
8869 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8870 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8871 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8872 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8873 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8874 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8875 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8876 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8877 (output_move_neon): Add prototypes.
8878 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8879 (all_fpus): Add FPUTYPE_NEON.
8880 (fp_model_for_fpu): Add NEON field.
8881 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8882 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8884 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8886 (thumb2_legitimate_address_p): Likewise.
8887 (neon_valid_immediate): Recognize and prepare constants suitable for
8889 (neon_immediate_valid_for_move): New function. Recognize and prepare
8890 immediates for NEON move instructions.
8891 (neon_immediate_valid_for_logic): New function. Recognize and
8892 prepare immediates for NEON logic instructions.
8893 (neon_output_logic_immediate): New function. Create asm string
8894 suitable for outputting immediate logic instructions.
8895 (neon_pairwise_reduce): New function. Implement reduction using
8896 pairwise operations.
8897 (neon_expand_vector_init): New function. Expand a (possibly
8898 non-constant) vector initialization.
8899 (neon_vector_mem_operand): New function. Memory operands supported
8900 for quad-word loads/stores to/from ARM or NEON registers. Don't
8901 allow base+offset addressing for core regs.
8902 (neon_struct_mem_operand): New function. Valid mems for NEON
8904 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8905 from neon_vector_mem_operand addresses without a secondary register.
8906 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8907 (add_minipool_backward_ref): Likewise.
8908 (dump_minipool): Likewise.
8909 (push_minipool_fix): Likewise.
8910 (output_move_quad): New function. Output quad-word moves, loads and
8911 stores using ARM registers.
8912 (output_move_vfp): Add support for vectors in VFP (NEON) D
8914 (output_move_neon): Output a NEON load/store to/from a quadword
8916 (arm_print_operand): Implement new codes:
8917 - 'c' for unadorned integers (without a # sign).
8918 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8920 - 'e', 'f' for the low and high D parts of a NEON Q register.
8921 - 'q' outputs a NEON Q register.
8922 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8923 - 'T' prints NEON opcode features from a coded bitmask.
8924 - 'F' is similar to T, but signed/unsigned codes both print as
8926 - 't' is similar to T, but 'u' is printed instead of 'p'.
8927 - 'O' prints 'r' if NEON instruction should perform rounding (as
8928 specified by bitmask), else prints nothing.
8929 - '#' is a punctuation character to stop operand numbers from
8930 running together with following digits in the assembler
8931 strings for instructions (when using mode attributes).
8932 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8933 constant vectors in big-endian mode, where necessary.
8934 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8935 Handle EI, OI, CI, XI modes.
8936 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8937 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8938 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8939 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8940 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8942 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8943 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8944 to turn v8qi, etc. into bits defined above.
8945 (neon_itype): New enumeration. Classifications of NEON builtins.
8946 (neon_builtin_datum): Define struct. Contains information about
8947 a single builtin (with multiple modes).
8948 (CF): Define helper macro for...
8949 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8951 (neon_builtin_data): New array. Define information about builtins
8952 for use during initialization/expansion.
8953 (arm_init_neon_builtins): New function.
8954 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8956 (neon_builtin_compare): New function.
8957 (locate_neon_builtin_icode): New function. Find an insn code for a
8958 builtin given a function code for that builtin. Also return type of
8959 builtin (NEON_BINOP, NEON_UNOP etc.).
8960 (builtin_arg): New enumeration. Types of arguments for builtins.
8961 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8962 Takes a variable argument list of builtin_arg types, terminated by
8964 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8965 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8966 (neon_emit_pair_result_insn): New function. Support returning pairs
8967 of vectors via a pointer.
8968 (neon_disambiguate_copy): New function. Set up operands for a
8969 multi-word copy such that registers do not get clobbered.
8970 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8971 ARM_BUILTIN_NEON_BASE.
8972 (arm_file_start): Set float-abi attribute for NEON.
8973 (arm_vector_mode_supported_p): Enable NEON vector modes.
8974 (arm_mangle_map_entry): New.
8975 (arm_mangle_map): New.
8976 (arm_mangle_vector_type): New.
8977 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8979 (TARGET_NEON): New macro. Target supports NEON.
8980 (fputype): Add FPUTYPE_NEON.
8981 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8982 for vectorization based on command-line arg.
8983 (NEON_REGNO_OK_FOR_NREGS): Define.
8984 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8985 (VALID_NEON_STRUCT_MODE): Define.
8986 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8987 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8988 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8989 (consttable_16): Add pattern for outputting 16-byte minipool
8991 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8993 (vec-common.md, neon.md): Include md files.
8994 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8995 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8996 (memory_constraint "Ut", "Un", "Us"): Define.
8997 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8998 (MMX_char): New mode attribute.
8999 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
9000 (*add<mode>3_iwmmxt): New insn pattern.
9001 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
9002 (*sub<mode>3_iwmmxt): New insn pattern.
9003 (mulv4hi3): Rename to...
9004 (*mulv4hi3_iwmmxt): This.
9005 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
9006 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
9007 (uminv4hi3, uminv2si3): Remove. Replace with...
9008 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
9009 (*umin<mode>3_iwmmxt): These.
9010 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
9011 (ashr<mode>3_iwmmxt): This new pattern.
9012 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
9013 (lshr<mode>3_iwmmxt): This new pattern.
9014 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
9015 (ashl<mode>3_iwmmxt): This new pattern.
9016 * config/arm/neon-docgen.ml: New file. Generate documentation for
9018 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
9019 * config/arm/arm_neon.h: New (autogenerated).
9020 * config/arm/neon-testgen.ml: New file. Generate NEON tests
9022 * config/arm/neon.md: New file. Define NEON instructions.
9023 * config/arm/neon.ml: New file. Abstract description of NEON
9024 instructions, used to generate arm_neon.h header, documentation and
9026 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
9027 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
9029 * doc/extend.texi (ARM Built-in Functions): Rename and remove
9031 (ARM NEON Intrinsics): New subsection.
9032 * doc/arm-neon-intrinsics.texi: New (autogenerated).
9034 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
9036 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
9039 2007-07-24 Jan Hubicka <jh@suse.cz>
9041 * regclass.c (move_table): New type.
9042 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
9043 (init_move_cost): Break out from ...
9044 (init_reg_sets_1): ... here; simplify computation of
9045 have_regs-of_mode and contains_reg_of_mode.
9046 (record_reg_classes): Unswitch internal loops.
9047 (copy_cost): Trigger lazy initialization of move cost
9048 (record_address_regs): Likewise.
9050 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
9052 * config/darwin.c (darwin_override_options): Don't force on
9053 flag_var_tracking_uninit when no debug info is requested.
9055 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9057 * cfgloop.c (init_loops_structure): New function.
9058 (flow_loops_find): Create root of the loop tree unconditionally.
9060 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9062 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9064 2007-07-24 Jan Hubicka <jh@suse.cz>
9066 * caller-save.c: Include ggc.h, gt-caller-save.h
9067 (reg_save_code, reg_restore_code): Rename to ...
9068 (cached_reg_save_code, cached_reg_restore_code): ... those.
9069 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9070 (reg_save_code, reg_restore_code): New functions.
9071 (init_caller_save): Do not intialize
9072 reg_save_code/reg_restore_code tables.
9073 * Makefile.in: (gt-caller-save.h): New.
9075 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9077 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9078 with the mode of the original operand instead of
9081 2007-07-23 Jan Hubicka <jH@suse.cz>
9083 * i386.c (ix86_secondary_memory_needed): Break out to...
9084 (inline_secondary_memory_needed): ... here.
9085 (ix86_memory_move_cost): Break out to ...
9086 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9087 maximum of input and output; fix handling of Q_REGS on 64bit.
9088 (ix86_secondary_memory_needed): Microoptimize.
9090 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9092 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9093 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9094 stmts_from_loop, known_dependences_p, build_rdg): New.
9095 * tree-data-ref.h: Depends on graphds.h.
9096 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9097 (build_rdg): Declared.
9098 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9100 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9102 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9105 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9106 Jakub Jelinek <jakub@redhat.com>
9108 PR middle-end/PR28690
9109 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9111 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9112 and MEM_POINTER operands over REG and MEM operands.
9113 (swap_commutative_operands_p): Change return value to bool.
9114 * rtl.h: Update the corresponding prototype.
9115 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9116 instead of gen_rtx_PLUS.
9117 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9118 value to bool. Change function arguments to rtx's and update code
9120 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9121 calls to match the new declaration.
9122 * simplify-rtx.c (simplify_associative_operation): Don't
9123 reorder simplify_binary_operation arguments.
9125 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9127 * config/mips/mips.c (override_options): Use mips_costs to derive
9128 the default branch cost.
9129 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9131 * config/mips/mips.opt (mbranch-cost=): New option.
9132 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9134 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9136 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9137 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9138 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9139 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9141 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9143 * config/mips/constraints.md (ks): New constraint.
9144 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9145 (*add<mode>3_mips16): ...here.
9147 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9149 * optabs.h (enum optab_index): Add new OTI_signbit.
9150 (signbit_optab): Define corresponding macro.
9151 (enum insn_code signbit_optab[]): Remove array.
9152 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9153 (expand_copysign_absneg): If back end provides signbit insn, use it
9154 instead of bit operations on floating point argument.
9155 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9156 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9157 for availability of signbit insn.
9159 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9160 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9161 SSE mode is not active.
9162 (isinf<mode>2): Disable for mfpmath=sse,387.
9164 2007-07-22 Ben Elliston <bje@au.ibm.com>
9166 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9168 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9170 2007-07-20 Richard Guenther <rguenther@suse.de>
9172 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9173 integral typed condition.
9174 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9175 booleanness. Only preserve conversions from a non-base
9176 type to a base type, not in general between types with
9177 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9178 * tree.def (COND_EXPR): Document that the condition
9179 can be of any integral type.
9181 2007-07-20 Nigel Stephens <nigel@mips.com>
9182 Richard Sandiford <richard@codesourcery.com>
9184 * config/mips/mips.h (mips_dwarf_regno): Declare.
9185 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9186 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9187 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9188 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9189 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9190 (REG_CLASS_NAMES): Update accordingly.
9191 * config/mips/mips.c (mips_dwarf_regno): New array.
9192 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9193 (mips_subword): Remove special handling for accumulator registers.
9194 (override_options): Initiailize mips_dwarf_regno. Remove use
9196 (mips_swap_registers): New function.
9197 (mips_conditional_register_usage): Swap accumulator registers
9198 around if TARGET_LITTLE_ENDIAN.
9199 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9200 * config/mips/constraints.md (h, l): Use the endianness to choose
9201 between MD0_REG and MD1_REG.
9202 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9203 alternative-dependent template.
9205 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9207 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9210 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9212 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9213 predecessor fallthru flags.
9215 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9217 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9218 of compare to the same type.
9219 * cfgloopmanip.c (add_loop): Update information about loop exits.
9220 (loop_version): Remove the innermost loop requirement.
9221 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9222 to sizetype for pointers.
9224 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9226 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9227 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9228 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9230 * config/dfp-bit.c: Empty for TFmode conversions.
9232 2007-07-18 Caroline Tice <ctice@apple.com>
9234 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9235 and handle them correctly; check that src is not NULL before
9237 (find_src_set_src): Likewise.
9239 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9241 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9242 (struct alignment_context, init_alignment_context): New.
9243 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9244 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9245 (XCHAL_HAVE_S32C1I): Likewise.
9246 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9247 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9248 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9249 (ATOMIC, HQI): New macros.
9250 (memory_barrier, *memory_barrier): New.
9251 (sync_lock_releasesi): New.
9252 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9253 (sync_lock_test_and_set<mode>): New.
9254 (sync_<atomic><mode>): New.
9255 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9256 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9257 (xtensa_expand_atomic): New.
9259 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9263 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9264 transformation for builtin ISNORMAL.
9265 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9266 * builtins.def (BUILT_IN_ISNORMAL): New.
9267 * doc/extend.texi: Document isnormal.
9269 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9273 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9274 optabs infrastructure. Provide generic implementation for
9276 (expand_builtin): Handle FINITE/ISFINITE.
9277 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9278 (fold_builtin_1): Likewise.
9280 * builtins.def (BUILT_IN_ISFINITE): New.
9282 * doc/extend.texi: Document isfinite.
9284 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9289 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9290 generic fallback for isinf.
9291 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9292 calculation code ...
9293 * real.c (get_max_float): ... to here.
9294 * real.h (get_max_float): New.
9296 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9300 * builtin-attrs.def (ATTR_TYPEGENERIC,
9301 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9303 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9304 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9305 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9306 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9308 * c-common.c (handle_type_generic_attribute): New.
9309 (c_common_attribute_table): Add "type generic".
9311 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9313 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9315 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9316 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9319 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9322 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9323 checking that the operand is an expression.
9325 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9326 Danny Smith <dannysmith@users.sourceforge.net>
9329 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9330 file mapping object in local namespace if Windows version later
9333 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9335 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9336 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9337 arm_cannot_force_const_mem.
9338 (arm_cannot_force_const_mem): New function.
9339 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9340 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9341 of arm_tls_referenced_p.
9342 * config/arm/arm.md (movsi): Split out-of-section constants when
9343 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9344 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9346 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9348 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9350 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9352 * config/mips/mips.md (*extendqihi2): Convert the destination
9355 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9357 * config/pa/fptr.c: Update license header.
9358 * config/pa/milli64.S: Likewise.
9360 2007-07-17 Nick Clifton <nickc@redhat.com>
9362 * COPYING_v3: New file. Contains version 3 of the GNU General
9364 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9365 Lesser General Public License.
9366 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9367 the GNU General Public License.
9369 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9371 PR rtl-optimization/32773
9372 * cfglayout.c (force_one_exit_fallthru): New function.
9373 (cfg_layout_finalize): Use it.
9375 2007-07-16 Richard Guenther <rguenther@suse.de>
9376 Uros Bizjak <ubizjak@gmail.com>
9378 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9379 before forcing it to gimple operand.
9381 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9382 David Ung <davidu@mips.com>
9384 * config/mips/mips.h (TUNE_24K): Define.
9385 (TUNE_MACC_CHAINS): Add TUNE_24K.
9386 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9388 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9389 (r74k_int_madd): .. this new reservation.
9390 (define_bypass): Fixed bypasses for r74k_int_madd to use
9392 * config/mips/24k.md (define_bypass): Define new
9393 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9395 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9396 Nigel Stephens <nigel@mips.com>
9398 * config/mips/mips.md: Include 20kc.md.
9399 * config/mips/20kc.md: New file.
9400 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9401 (mips_adjust_cost): Tweak for 20Kc.
9402 (mips_issue_rate): Likewise.
9403 * config/mips/mips.h (TUNE_20KC): Define.
9405 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9407 * config/rs6000/rs6000.c (struct processor_cost): Add
9408 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9410 (*_cost): Add cache information.
9411 (rs6000_override_options): Set cache parameters.
9413 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9416 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9417 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9419 2007-07-16 Paul Brook <paul@codesourcery.com>
9422 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9423 (cirrus_thumb2_movsi_insn): Ditto.
9425 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9427 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9430 2007-07-15 Andrew Haley <aph@redhat.com>
9432 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9433 before looking in the context.
9435 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9439 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9440 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9441 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9442 (pa_output_function_prologue): Use rp_saved and
9443 current_function_is_leaf to generate .CALLINFO statement.
9444 (hppa_expand_prologue): Set rp_saved.
9445 (hppa_expand_epilogue): Use rp_saved.
9446 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9447 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9449 2007-07-14 Dirk Mueller <dmueller@suse.de>
9451 * omega.c (coalesce): Fix memory leak on early exit.
9452 * matrix-reorg.c (check_allocation_function): Likewise.
9453 * tree-vect-transform.c (vect_get_new_vect_var): free result
9455 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9456 pass pointer to edge vector
9457 (partition_hot_cold_basic_blocks): Fix memory leak.
9458 * collect2.c (prefix_from_string): Free temporary storage.
9459 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9461 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9463 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9464 (DO_GLOBAL_DTORS_BODY): Likewise.
9466 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9467 Nigel Stephens <nigel@mips.com>
9469 * config/mips/mips.c (mips_classify_symbol): Don't return
9470 SYMBOL_SMALL_DATA for constant pool addresses if
9471 TARGET_EMBEDDED_DATA is true.
9473 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9475 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9476 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9477 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9478 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9479 __builtin_ia32_storehps, __builtin_ia32_storelps,
9480 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9481 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9482 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9483 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9484 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9485 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9486 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9487 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9488 using def_builtin_const.
9490 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9492 PR tree-optimization/32705
9493 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9494 (simplify_binary_expression): Use SSA_VAL consistently.
9496 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9498 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9499 (SPEFSCR_REGNO): Delete definition.
9500 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9501 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9502 * config/rs6000/rs6000.h: Do not define *_REGNO.
9503 LINK_REGISTER_REGNUM -> LR_REGNO.
9504 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9505 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9506 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9507 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9508 R_VRSAVE, R_VSCR. Use them.
9509 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9510 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9511 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9512 * config/rs6000/aix.h: Define R_LR. Use it.
9514 2007-07-13 Caroline Tice <ctice@apple.com>
9516 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9517 flag_var_tracking is explicitly turned off (i.e. when variable
9518 tracking is not feasible); otherwise, turn flag_var_tracking on when
9519 flag_var_tracking_uninit is on.
9520 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9521 note definitions, to allow recording of initialization status in the
9523 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9524 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9525 determine if two note locations are equal.
9526 (output_loc_list): Don't output list entries whose start & end labels
9528 (reg_loc_descriptor): Add parameter for initialization status; pass it
9529 to other loc descriptor functions.
9530 (one_reg_loc_descriptor): Add parameter for initialization status;
9531 check its value and add DW_OP_GNU_uninit to returned loc descr if
9533 (multiple_reg_loc_descriptor): Add parameter for initialization
9535 pass init status argument to other loc descriptor functions; check
9536 value of intialization parameter and add DW_OP_GNU_uninit to returned
9537 loc descr if appropriate.
9538 (based_loc_descr): Add parameter for initialization status; add new
9539 variable for return value; check value of initialization parameter and
9540 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9541 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9542 pass init status argument to other loc descriptor functions; check
9543 value of intialization parameter and add DW_OP_GNU_uninit to returned
9544 loc descr if appropriate.
9545 (mem_loc_descriptor): Likewise.
9546 (concat_loc_descriptor): Likewise.
9547 (concatn_loc_descriptor): Likewise.
9548 (loc_descriptor): Add parameter for initialization status; pass it as
9549 argument to other loc descriptor function calls.
9550 (loc_descriptor_from_tree_1): Add appropriate initialization status
9551 to loc descriptor function calls.
9552 (add_location_or_const_value_attribute): Get initialization status
9553 from VAR_LOCATION note; add initialization status to loc descriptor
9555 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9556 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9557 status is uninitialized, add "[uninint]" to output.
9558 * common.opt (fvar-tracking-uninit): New option, similar to
9559 fvar-tracking, to turn on tracking of uninitialized variables; creates
9560 a new global flag, flag_var_tracking_uninit.
9561 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9562 (enum var_init_status): New type, for var initialization status field.
9563 * var-tracking.c (struct location_chain_def): Two new fields, init,
9564 for initialization status, and set_src for the assignment value expr.
9565 (unshare_variable): New parameter for initialization status;
9566 initialize new init and set_src fields.
9567 (var_reg_set): New parameters for initialization status and value;
9568 pass them to set_variable_part.
9569 (var_mem_set): Likewise.
9570 (get_init_value): New function.
9571 (var_reg_delete_and_set): New initialization status & value
9572 parameters; add call to get_init_value if status is unknown; pass new
9573 parameters to clobber_variable_part and var_reg_set.
9574 (var_mem_delete_and_set): Likewise.
9575 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9576 (var_mem_delete): Likewise.
9577 (variable_union): Pass status to unshare_variable; initialize new init
9578 and set_src fields. If flag_var_tracking_uninit is not set, force
9579 status to initialized.
9580 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9581 used later to get the set_src value.
9582 (find_src_status): New function.
9583 (find_src_set_src): New function.
9584 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9585 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9586 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9587 and var_mem_delete_and_set.
9588 (dump_variable): Print out "[uninit]" if appropriate.
9589 (set_variable_part): Add new initialization and set_src parameters;
9590 pass status to unshare_variable; set node->init and node- >set_src
9591 fields and modify slot in hash table appropriately; save the init and
9592 set_src values if appropriate and assign to the new node.
9593 (clobber_variable_part): New set_src parameter; if two nodes have
9594 same variable and same location but different set_src (assignment)
9595 values, clobber old node.
9596 (delete_variable_part): Pass init status to unshare_variable.
9597 (emit_note_insn_var_location): Add initialized var; assign var's init
9598 status to new 'initialized'; pass new init status field to calls to
9599 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9600 status to initialized.
9601 (emit_notes_in_bb): Pass initialization status to calls to
9602 var_reg_set, var_mem_set, var_reg_delete_and_set and
9603 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9604 var_reg_delete_and_set and var_mem_delete_and_set; call
9605 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9606 make up for change in add_stores.
9607 (vt_add_function_parameters): Add status to calls to
9609 * config/darwin.c (darwin_override_options): Turn on uninitialized
9610 tracking automatically, if var_tracking is on and the system is
9613 2007-07-13 Sa Liu <saliu@de.ibm.com>
9615 * config.gcc: Add options for arch and tune on SPU.
9616 * config/spu/predicates.md: Add constant operands 0 and 1.
9617 * config/spu/spu-builtins.def: Add builtins for double precision
9618 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9619 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9621 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9623 * config/spu/spu-protos.h: Add new function prototypes.
9624 * config/spu/spu.c (spu_override_options): Check options -march and
9626 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9627 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9629 (spu_const_from_int): New. Create a vector constant from 4 ints.
9630 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9631 (spu_emit_vector_compare): New. Emit vector compare.
9632 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9633 * config/spu/spu.h: Add options -march and -mtune. Define processor
9634 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9635 CANONICALIZE_COMPARISON.
9636 * config/spu/spu.md: Add new insns for double precision compare
9637 and double precision vector compare. Add vcond and smax/smin patterns
9638 to enable DFmode vector conditional expression.
9639 * config/spu/spu.opt: Add options -march and -mtune.
9640 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9641 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9642 both CELL and CELLEDP targets: spu_testsv.
9643 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9646 2007-07-13 Richard Guenther <rguenther@suse.de>
9648 PR tree-optimization/32721
9649 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9650 TREE_THIS_VOLATILE on the folded reference.
9651 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9652 if the array reference has TREE_THIS_VOLATILE set.
9654 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9657 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9659 2007-07-13 Andreas Schwab <schwab@suse.de>
9661 * gengtype-lex.l: Allow declarations to be indented.
9663 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9665 * ginclude/tgmath.h: New.
9666 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9667 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9668 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9669 * configure: Regenerate.
9671 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9673 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9674 correct index when setting register save state for xd
9677 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9679 * config/sh/sh.c (mark_use): Remove.
9681 2007-07-12 Paul Brook <paul@codesourcery.com>
9683 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9684 reg does not overlap return value.
9686 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9688 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9689 (set_expression_vuses): Ditto.
9690 (init_pre): Initialize expression_vuses.
9692 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9694 * config/i386/sse.md (storentdf, storentsf): New.
9696 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9698 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9700 * tree.c (build_decl_stat): Move code from here...
9701 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9702 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9703 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9704 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9705 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9708 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9709 Devang Patel <dpatel@apple.com>
9711 PR tree-optimization/25413
9712 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9713 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9714 * tree.h (contains_packed_reference): New.
9715 * expr.c (contains_packed_reference): New.
9716 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9717 (vect_enhance_data_refs_alignment): Call
9718 vector_alignment_reachable_p.
9719 * target.h (vector_alignment_reachable): New builtin.
9720 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9721 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9722 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9724 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9726 * target.h (builtin_vectorization_cost): Add new target builtin.
9727 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9728 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9729 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9730 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9731 uninitialized variables.
9732 * tree-vect-transform.c (cost_for_stmt): New function.
9733 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9734 using cost 1 for all scalar stmts. Be less conservative when
9735 estimating the number of prologue/epulogue iterations. Call
9736 targetm.vectorize.builtin_vectorization_cost. Return
9737 min_profitable_iters-1.
9738 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9739 initialization cost instead of TARG_VEC_STMT_COST. Use
9740 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9741 epilogue code. Fix epilogue cost computation.
9742 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9743 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9744 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9745 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9746 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9747 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9749 2007-07-12 Richard Guenther <rguenther@suse.de>
9751 * gimplify.c (gimplify_conversion): Make sure that the result
9752 from maybe_fold_offset_to_reference is trivially convertible
9753 to the desired type before doing the simplification.
9754 (gimplify_expr): Likewise.
9755 * fold-const.c (fold_binary): Use the correct types for
9756 building the simplified expression.
9758 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9760 PR rtl-optimization/32729
9761 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9762 that fallthru to exit.
9764 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9766 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9767 (symDTPOFF2reg): Likewise.
9769 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9771 PR tree-optimization/32663
9773 * tree.h (VALUE_HANDLE_VUSES): Remove.
9774 (struct tree_value_handle): Remove vuses.
9776 * tree-vn.c (create_value_handle_for_expr): Don't set
9779 * tree-ssa-pre.c (expression_vuses): New.
9780 (alloc_expression_id): Set up expression_vuses.
9781 (get_expression_vuses): New.
9782 (set_expression_vuses): Ditto.
9783 (clear_expression_ids): Modify for expression_vuses.
9784 (phi_translate_1): Ditto.
9785 (phi_translate_set): Ditto.
9786 (value_dies_in_block_x): Ditto
9787 (valid_in_sets): Ditto.
9788 (add_to_sets): Ditto.
9789 (find_existing_value_expr): Ditto.
9790 (create_value_handle_for_expr): Ditto.
9791 (make_values_for_stmt): Ditto.
9792 (vuse_equiv): Remove.
9794 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9796 * Makefile.in (mostlyclean): Remove object files.
9798 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9800 * toplev.c (no_new_pseudos): Deleted.
9801 * rtl.h (no_new_pseudos): Deleted.
9802 * tree-pass.h (pass_no_new_pseudos): Deleted.
9803 * passes.c (pass_no_new_pseudos): Deleted.
9804 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9805 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9806 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9808 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9809 * rtlhooks.c (gen_lowpart_general): Ditto.
9810 * optabs.c (prepare_operand): Ditto.
9811 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9813 * modulo-sched.c (rest_of_handle_sms): Ditto.
9814 * see.c (rest_of_handle_see): Ditto.
9815 * ifcvt.c (if_convert): Ditto.
9816 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9818 * init-regs.c (gate_initialize_regs): Deleted set of
9820 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9821 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9822 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9824 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9827 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9828 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9829 (*vec_extractv2di_1_rex64): New insn pattern.
9831 2007-07-11 David Daney <ddaney@avtrex.com>
9833 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9834 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9835 for SIGNAL_UNWIND_RETURN_COLUMN.
9836 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9837 (DWARF_FRAME_REGNUM): Rewrite.
9838 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9840 2007-07-11 Nick Clifton <nickc@redhat.com>
9842 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9843 delta and use gen_int_mode in place of GET_INT instead.
9845 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9847 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9850 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9852 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9853 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9855 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9856 (USE_CANONICAL_TYPES): New.
9857 * doc/invoke.texi (verify-canonical-types): Remove.
9858 (use-canonical-types): Add.
9860 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9862 * config/spu/spu.c (spu_optimization_options): Remove setting of
9863 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9864 (spu_override_options): Move it here.
9866 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9868 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9869 * config/mips/mips.c (mips_cpu_info_table): Mention
9870 MIPS_ISA_LEVEL_SPEC in the comment.
9872 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9874 PR tree-optimization/32713
9875 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9877 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9880 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9881 conditional to flag_isoc99.
9882 (c_common_init_options): Do it here, unconditionally.
9884 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9886 PR tree-optimization/32589
9887 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9888 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9889 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9890 predicate, extracted from...
9891 (set_rhs): ...here. Call it for the expression on entry.
9892 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9893 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9894 (simplify_binary_expression): Use valid_gimple_expression_p
9895 to validate the simplification.
9896 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9898 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9900 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9901 DWARF2_DEBUG on 32 bit target too.
9902 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9904 2007-07-11 Nick Clifton <nickc@redhat.com>
9906 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9907 version for 64-bit hosts.
9909 2007-07-10 David Daney <ddaney@avtrex.com>
9911 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9913 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9915 * config/mips/mips.c (mips_expand_synci_loop): New function.
9916 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9917 (UNSPEC_RDHWR): Same.
9918 (UNSPEC_SYNCI): Same.
9919 (UNSPEC_SYNC): Same.
9920 (clear_cache): New expand.
9924 (clear_hazard): Same.
9925 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9927 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9928 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9930 2007-07-10 Ian Lance Taylor <iant@google.com>
9932 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9935 2007-07-10 David Daney <ddaney@avtrex.com>
9937 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9938 * builtins.c (expand_builtin___clear_cache): New function.
9939 (expand_builtin): Call expand_builtin___clear_cache for
9940 BUILT_IN_CLEAR_CACHE case.
9941 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9942 * doc/md.texi (clear_cache): Document new instruction pattern.
9943 * testsuite/gcc.dg/builtins-64.c: New test.
9945 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9947 * config/cris/cris.md ("movsi"): Fix typo in last change.
9949 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9952 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9954 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9955 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9956 for FUNCTION_DECLs. Don't use align_functions_log if
9958 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9959 even for FUNCTION_DECLs.
9960 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9962 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9963 (DECL_FUNCTION_CODE): Update for new location and name of
9965 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9966 (struct tree_decl_common): Move 'align' and 'off_align' out
9967 of union, ensure they're still on a 32-bit boundary. Remove
9968 other fields in union 'u1'.
9969 (struct tree_function_decl): Add field 'function_code' replacing
9970 'u1.f' in tree_decl_common.
9971 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9972 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9973 (Variable Attributes): Cross-reference 'aligned' attribute
9974 to Function Attributes.
9975 * flags.h (force_align_functions_log): Delete.
9976 * toplev.c (force_align_functions_log): Delete.
9978 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9982 (*vec_concatv2di_rex): New insn pattern.
9984 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9987 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9989 2007-07-10 Ian Lance Taylor <iant@google.com>
9991 Replace no_new_pseudos in backends.
9992 * rtl.h (can_create_pseudo_p): Define.
9993 * config/darwin.c (machopic_indirect_data_reference): Use
9994 can_create_pseudo_p () instead of no_new_pseudos.
9995 (machopic_indirect_data_reference): Likewise.
9996 (machopic_legitimize_pic_address): Likewise.
9997 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9998 (alpha_emit_set_const_1): Likewise.
9999 (alpha_emit_set_const): Likewise.
10000 (alpha_emit_conditional_move): Likewise.
10001 (alpha_split_conditional_move): Likewise.
10002 * config/alpha/alpha.md (various splitters): Likewise.
10004 * config/arm/arm.c (legitimize_pic_address): Likewise.
10005 (arm_load_pic_register): Likewise.
10006 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
10007 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
10008 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
10009 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
10010 * config/cris/cris.md (movsi): Likewise.
10011 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
10012 (symGOTOFF2reg_hilo): Likewise.
10013 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
10014 * config/h8300/h8300.md (insv, extzv): Likewise.
10015 * config/i386/i386.c (ix86_expand_move): Likewise.
10016 (ix86_expand_vector_move): Likewise.
10017 (ix86_prepare_fp_compare_args): Likewise.
10018 (ix86_expand_carry_flag_compare): Likewise.
10019 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
10020 (tls_dynamic_gnu2_combine_32): Likewise.
10021 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
10022 * config/ia64/ia64.c (ia64_expand_move): Likewise.
10023 (ia64_expand_movxf_movrf): Likewise.
10024 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
10025 (m32c_split_move): Likewise.
10026 (m32c_expand_insv): Likewise.
10027 * config/m68k/m68k.md (movsi): Likewise.
10028 * config/mips/mips.c (mips_force_temporary): Likewise.
10029 (mips_split_symbol): Likewise.
10030 (mips_move_integer): Likewise.
10031 (mips_legitimize_const_move): Likewise.
10032 * config/mn10300/mn10300.md (movsi): Likewise.
10033 * config/pa/pa.c (emit_move_sequence): Likewise.
10034 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10035 (rs6000_got_register): Likewise.
10036 (create_TOC_reference): Likewise.
10037 (rs6000_machopic_legitimize_pic_address): Likewise.
10038 * config/rs6000/rs6000.md (add<mode>3): Likewise.
10039 (various splitters): Likewise.
10040 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
10041 (movsi_got): Likewise.
10042 * config/s390/s390.c (emit_symbolic_move): Likewise.
10043 * config/s390/s390.md (movhi, movqi): Likewise.
10044 (load_multiple, store_multiple): Likewise.
10045 * config/score/score.c (score_force_temporary): Likewise.
10046 * config/sh/sh.c (prepare_move_operands): Likewise.
10047 (prepare_cbranch_operands): Likewise.
10048 (emit_fpu_switch): Likewise.
10049 (fpscr_set_from_mem): Likewise.
10050 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
10051 (adddi3, subsi3): Likewise.
10052 (various splitters): Likewise.
10053 (divsi_inv_fp_combine): Likewise.
10054 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10055 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10057 * config/sh/predicates.md (xor_operand): Likewise.
10058 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10059 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10060 (movdi_pic_label_ref): Likewise.
10061 * config/spu/spu.c (spu_split_immediate): Likewise.
10062 * config/alpha/alpha.md (various splitters): Remove test
10063 !no_new_pseudos || reload_completed.
10064 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10066 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10067 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10068 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10069 * config/score/score.c (th_output_mi_thunk): Likewise.
10070 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10071 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10073 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10075 PR rtl-optimization/32664
10076 * mode-switching.c (create_pre_exit): Skip barrier insns.
10078 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10080 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10081 force_gimple_operand_bsi.
10082 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10083 rewrite_use_compare): Ditto.
10084 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10086 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10087 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10088 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10089 * tree-profile.c (prepare_instrumented_value,
10090 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10091 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10092 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10093 tree_gen_ior_profiler): Ditto.
10094 * tree-ssa-reassoc.c (negate_value): Ditto.
10095 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10096 Use force_gimple_operand_bsi.
10097 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10098 * tree-if-conv.c (add_to_dst_predicate_list,
10099 find_phi_replacement_condition): Ditto.
10100 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10101 Call mark_symbols_for_renaming for new statements.
10102 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10104 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10106 * cfghooks.c (remove_edge): New function.
10107 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10109 * cfghooks.h (remove_edge): Declare.
10110 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10111 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10113 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10115 * optabs.h: Added declaration for signbit_optab.
10116 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10117 * genoptinit.c (optabs): Added entry for signbit insns.
10118 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10119 insn, if available.
10120 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10121 * config/s390/s390.md (signbit<mode>2): New expander.
10123 2007-07-09 Richard Guenther <rguenther@suse.de>
10125 PR middle-end/32698
10126 * fold-const.c (fold_plusminus_mult_expr): Move constant
10127 arguments second to allow decomposing.
10129 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10132 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10134 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10135 Disregard DECL_FROM_INLINE.
10137 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10140 * doc/invoke.texi: Add ftree-reassoc flag.
10141 * common.opt (ftree-reassoc): New flag.
10142 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10143 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10145 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10147 PR tree-optimization/32681
10148 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10149 saved in second_edge->aux when first_bb is a loop header.
10151 2007-07-09 Jan HUbicka <jh@suse.cz>
10153 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10155 2007-07-09 Richard Guenther <rguenther@suse.de>
10157 * c-decl.c (start_function): Do not promote return type.
10159 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10161 * function.c (do_warn_unused_parameter): Do not warn if
10162 TREE_NO_WARNING is set.
10164 2007-07-08 Andreas Schwab <schwab@suse.de>
10166 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10168 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10171 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10173 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10174 apply to assembly language, too.
10175 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10177 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10179 Revert (note the sccvn portions are *not* reverted)
10180 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10182 Fix PR tree-optimization/23488
10184 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10186 * tree-flow-inline.h (get_value_handle): Ditto.
10187 * tree-ssa-pre.c (decl_vh_map): New.
10188 (decl_node_pool): New.
10189 (can_value_number_operation): Support DECL_P.
10190 (can_PRE_operation): Ditto.
10191 (create_expression_by_pieces): Ditto.
10192 (find_existing_value_expr): Modify to differnetiate between
10193 addressing and top level.
10194 (create_value_handle_for_expr): Handle DECL's.
10195 (poolify_tree): Ditto.
10196 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10197 (make_values_for_stmt): Handle DECL's properly.
10198 (init_pre): Reorg to not init useless things during FRE.
10200 * tree-flow.h: Include pointer-set.h.
10201 (decl_vh_map): Declare.
10202 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10204 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10206 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10207 the constraint description.
10208 * doc/md.texi: Update documentation of AVR constraints.
10210 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10212 * auto-inc-dec.c, config/arm/arm.c,
10213 config/m32r/constraints.md, config/mips/mips.md,
10214 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10215 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10216 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10217 typos. Follow spelling conventions.
10218 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10220 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10221 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10223 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10224 realloc_vuse): Remove.
10225 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10228 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10230 Fix PR tree-optimization/23488
10232 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10233 (try_to_simplify): Ditto.
10234 (visit_use): Ditto.
10235 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10237 * tree-flow-inline.h (get_value_handle): Ditto.
10238 * tree-ssa-pre.c (decl_vh_map): New.
10239 (decl_node_pool): New.
10240 (can_value_number_operation): Support DECL_P.
10241 (can_PRE_operation): Ditto.
10242 (create_expression_by_pieces): Ditto.
10243 (find_existing_value_expr): Modify to differnetiate between
10244 addressing and top level.
10245 (create_value_handle_for_expr): Handle DECL's.
10246 (poolify_tree): Ditto.
10247 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10248 (make_values_for_stmt): Handle DECL's properly.
10249 (init_pre): Reorg to not init useless things during FRE.
10251 * tree-flow.h: Include pointer-set.h.
10252 (decl_vh_map): Declare.
10253 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10255 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10257 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10258 apply to assembly language, too.
10259 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10261 2007-07-06 Ian Lance Taylor <iant@google.com>
10262 Zack Weinberg <zackw@panix.com>
10264 PR middle-end/32441
10265 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10267 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10269 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10270 (prefetch): Likewise if "pref" would be used.
10272 2007-07-06 Josh Conner <jconner@apple.com>
10274 PR middle-end/32602
10275 PR middle-end/32603
10276 * calls.c (store_one_arg): Handle arguments which are partially
10277 on the stack when detecting argument overlap.
10279 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10281 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10282 chosen during find_reloads.
10284 2007-07-06 Richard Guenther <rguenther@suse.de>
10286 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10287 TYPE_ARG_TYPES for verification of argument types. Use
10288 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10289 parameters as variable arguments.
10291 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10293 * libgcc2.h (word_type): Type definition removed.
10294 (cmp_return_type, shift_count_type): Type definitions added.
10295 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10296 replaced with shift_count_type.
10297 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10299 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10300 changed from word_type to Wtype.
10301 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10302 replaced with shift_count_type.
10303 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10305 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10306 and libgcc_shift_count attribute added.
10307 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10308 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10309 (TARGET_INITIALIZER): New target hooks added.
10310 * targhooks.c (default_libgcc_cmp_return_mode,
10311 default_libgcc_shift_count_mode): Default implementations for the new
10312 target hooks added.
10313 * targhooks.h (default_libgcc_cmp_return_mode,
10314 default_libgcc_shift_count_mode): Function prototypes added.
10315 * target.h (struct gcc_target): Fields for the new target hooks added.
10316 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10318 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10321 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10322 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10324 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10325 s390_libgcc_shift_count_mode): Functions added.
10326 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10327 Target hooks defined.
10329 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10331 * config/mips/mips.c (compute_frame_size): Restore the original
10332 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10333 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10334 Document why the difference is needed.
10336 2007-07-06 Richard Guenther <rguenther@suse.de>
10338 * c-common.c (boolean_increment): Use correctly typed
10341 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10343 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10344 the topmost argument register is not also included in the save mask.
10345 (mips16e_collect_argument_save_p): Take a pointer to the argument
10346 register, rather than a pointer to the number of arguments.
10347 (mips16e_collect_argument_saves): Only include argument saves
10348 that aren't in the register mask.
10350 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10352 PR rtl-optimization/32450
10353 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10354 to ensure that instructions are not moved into the prologue when
10355 profiling is on. Remove unused prologue_end variable.
10356 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10357 as a scheduling barrier.
10359 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10362 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10363 Disregard DECL_FROM_INLINE.
10365 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10367 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10368 IORing with a constant.
10370 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10372 PR rtl-optimization/32475
10373 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10374 for every definition of the stack pointer.
10376 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10378 * arm.c (vfp3_const_double_index): Copy signed results of
10379 REAL_VALUE_TO_INT into unsigned vars.
10381 2007-07-05 Richard Guenther <rguenther@suse.de>
10383 PR middle-end/32639
10384 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10386 * tree-ssa.c (useless_type_conversion_p): Check canonical
10389 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10391 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10392 zero_extendhisi2): Change to define_insn_and_split.
10393 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10395 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10397 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10398 pass_match_asm_constraints): New.
10399 * passes.c (init_optimization_passes): Add new pass.
10400 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10401 * function.h (struct function): Add has_asm_statement bit.
10402 (current_function_has_asm_statement): New.
10403 * tree-pass.h (pass_match_asm_constraints): New.
10405 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10407 * config/mips/mips.c (mips_file_start): Avoid declaration
10410 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10412 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10414 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10416 * rtl.def (NOTE): Change print format string to print
10417 operand 5 as a note insn name.
10419 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10420 David Ung <davidu@mips.com>
10422 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10423 * doc/invoke.texi: (MIPS Options): Document them.
10425 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10426 David Ung <davidu@mips.com>
10428 Add support for SmartMIPS ASE.
10430 * optabs.c (expand_binop_directly): New, broken out from...
10431 (expand_binop): Here. Make it try rotating in the other
10432 direction even when the second operand isn't constant.
10433 * config/mips/mips.md (*lwxs): New.
10434 * config/mips/mips.opt (msmartmips): New.
10435 * config/mips/mips.c (mips_lwxs_address_p): New.
10436 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10437 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10438 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10439 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10440 (ISA_HAS_LWXS): New.
10441 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10442 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10443 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10444 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10445 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10446 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10447 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10449 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10451 * tree-vectorizer.c (new_loop_vec_info): Initialize
10452 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10453 * tree-vectorizer.h (_loop_vec_info): Added new filed
10454 min_profitable_iters.
10455 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10456 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10457 * tree-vect-analyze.c (vect_analyze_operations): Set
10458 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10459 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10460 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10461 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10462 and prologue cost to after they are computed.
10463 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10464 TARG_VEC_STMT_COST.
10465 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10466 of creating vectors from scalars according to dt.
10467 (vect_model_store_cost): Likewise.
10468 (vectorizable_call): Use dt array instead of scalar dt. Call
10469 vect_model_simple_cost with additional argument dt.
10470 (vectorizable_assignment): Likewise.
10471 (vectorizable_operation): Likewise.
10472 (vectorizable_type_demotion): Likewise.
10473 (vectorizable_type_promotion): Likewise.
10474 (vectorizable_store): Use dt array instead of scalar dt. Call
10475 vect_model_store_cost with additional argument dt.
10476 (vect_do_peeling_for_loop_bound): Don't call
10477 vect_estimate_min_profitable_iters. Instead, lookup
10478 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10479 "may not be profitable".
10481 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10484 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10485 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10486 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10487 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10489 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10491 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10492 addressing modes cheaper.
10494 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10496 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10497 (dw_ranges_struct): Rename block_num to num. Adjust.
10498 (dw_ranges_by_label_struct): New.
10499 (ranges_by_label, ranges_by_label_allocated,
10500 ranges_by_label_in_use): New variables.
10501 (add_ranges_num): Factored most of the code out of...
10502 (add_ranges): ... this one. Rewrite in terms of the former.
10503 (add_ranges_by_labels): New.
10504 (output_ranges): Output by-label ranges.
10505 (dwarf2out_finish): Output range for multiple-section
10506 compile_unit. Output standard DW_AT_low_pc in addition to
10507 unexpected DW_AT_entry_pc.
10509 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10511 PR tree-optimization/32604
10512 PR tree-optimization/32606
10514 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10515 (compute_antic_safe): Removed.
10516 (ANTIC_SAFE_LOADS): Ditto.
10517 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10518 (execute_pre): Don't call compute_antic_safe.
10519 (vuse_equiv): New function.
10520 (make_values_for_stmt): Use it
10521 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10524 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10527 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10528 rather than a decl.
10529 (avr_attribute_table): Make "naked" attribute apply to function types
10530 rather than to decls.
10531 (avr_handle_fntype_attribute): New function.
10533 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10535 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10538 2007-07-04 David Ung <davidu@mips.com>
10539 Joseph Myers <joseph@codesourcery.com>
10541 * config/mips/mips.md (type): Add logical, signext and move.
10542 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10543 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10544 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10545 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10546 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10547 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10548 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10549 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10550 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10551 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10552 movv2sf_hardfloat_64bit): Use the new types.
10553 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10554 *movdf_softfloat, *movdf_mips16): Use "multi".
10555 (extendqihi2): Replace with a define_expand.
10556 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10557 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10558 * config/mips/74k.md (r74k_int_logical): New reservation and
10560 (r74k_int_arith): Remove "slt".
10561 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10562 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10563 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10564 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10565 reservations for "arith".
10567 2007-07-04 Richard Guenther <rguenther@suse.de>
10569 * tree-ssa.c (useless_type_conversion_p): Add handling for
10570 scalar float and vector types. Only call the types_compatible_p
10571 langhook for aggregate types as last resort. Follow the
10574 2007-07-04 Richard Guenther <rguenther@suse.de>
10576 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10577 the same as NOP_EXPR.
10579 2007-07-04 Nick Clifton <nickc@redhat.com>
10581 * target.h (struct gcc_target): Add target_help field.
10582 * target-def.h (TARGET_HELP): New.
10583 (TARGET_INITIALIZER): Use TARGET_HELP.
10584 * opts.c (command_handle_option): Invoke target_help function, if
10585 defined, when the user has specified --target-help on the command
10587 * doc/invoke.texi: Mention that --target-help might print
10588 additional information.
10589 * doc/tm.texi: Document TARGET_HELP hook.
10591 * arm.c (TARGET_HELP): Override default definition.
10592 (arm_target_help): New - display a wrapped list of cores and
10593 architectures supported.
10595 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10597 * config/v850/v850.c (expand_prologue): Make sure
10598 GEN_INT() argument is sign extended rather than zero extended.
10599 (expand_epilogue): Likewise.
10600 (output_move_double): Delete.
10601 * config/v850/v850-protos.h (output_move_double): Delete.
10602 * config/v850/v850.md (movdi): Delete.
10603 (*movdi_internal): Delete.
10605 (*movdf_internal): Delete.
10607 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10609 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10610 unless compiling RTP PIC.
10612 2007-07-04 Richard Guenther <rguenther@suse.de>
10614 PR tree-optimization/32482
10615 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10616 original ssa name if we didn't find a shift expression.
10617 Fix shift constant for bit zero test.
10619 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10621 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10623 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10625 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10626 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10627 * config/arm/vxworks.h (ASM_SPEC): Delete.
10628 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10630 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10632 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10633 (DDR_REVERSED_P): New.
10634 * tree-data-ref.c (initialize_data_dependence_relation,
10635 build_classic_dist_vector): Set DDR_REVERSED_P.
10637 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10639 PR middle-end/32457
10640 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10641 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10642 init_omega_for_ddr_1): Use non conservative number of iterations
10644 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10645 (analyze_siv_subscript): Remove FIXME and reinitialization of
10646 last_conflicts to chrec_dont_know.
10647 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10649 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10651 * tree.c (maybe_canonicalize_argtypes): Improve description.
10653 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10655 * tree.c (maybe_canonicalize_argtypes): New.
10656 (build_function_type): Set canonical type.
10657 (build_method_type_directly): Ditto.
10658 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10661 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10663 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10665 (rewrite_use_nonlinear_expr): Likewise.
10667 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10669 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10671 2007-07-04 Ben Elliston <bje@au.ibm.com>
10673 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10676 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10678 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10679 (Exception Handling): Likewise.
10681 2007-07-03 Jan Hubicka <jh@suse.cz>
10683 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10685 2007-07-03 Eric Christopher <echristo@apple.com>
10687 * doc/cppopts.texi: Add conflicting option note to -dM.
10688 * doc/invoke.texi: Add note about possible conflicts with
10689 -E for -dCHARS and note that -dM will not produce
10690 any results if there is no machine dependent reorg.
10692 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10694 * tree.h (DECL_ALIGN): Back out previous change.
10696 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10698 * configure.ac: Test for .dtprelword support on MIPS.
10699 * configure, config.in: Regenerate.
10700 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10701 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10703 2007-07-03 Julian Brown <julian@codesourcery.com>
10705 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10706 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10707 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10708 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10710 (all_fpus): Add FPUTYPE_VFP3.
10711 (fp_model_for_fpu): Add VFPv3 field.
10712 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10713 (vfp3_const_double_index): New function. Return integer index of
10714 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10716 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10717 and argument represents a valid RTX for a VFPv3 constant.
10718 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10720 (vfp_emit_fstmd): Similar, for fstmd.
10721 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10722 constants, represented as integer indices.
10723 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10724 VFP_REGNO_OK_FOR_DOUBLE macros.
10725 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10726 (arm_file_start): Set float-abi attribute for VFPv3, and output
10727 correct ".fpu" assembler directive.
10728 (arm_dbx_register_numbering): Add FIXME.
10729 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10730 (fputype): Add FPUTYPE_VFP3.
10731 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10732 (CALL_USED_REGISTERS): Likewise.
10733 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10734 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10735 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10736 (D7_VFP_REGNUM): New.
10737 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10738 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10739 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10740 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10741 (REG_ALLOC_ORDER): Adjust for VFPv3.
10742 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10743 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10744 VFP_LO_REGS, VFP_HI_REGS.
10745 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10746 (IS_VFP_CLASS): Define macro.
10747 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10749 (REGISTER_MOVE_COST): Likewise.
10750 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10751 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10752 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10753 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10754 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10755 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10756 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10757 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10758 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10759 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10760 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10761 where appropriate for single-word registers.
10762 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10763 As above. Fix type attributes.
10764 * config/arm/constraints.md (register_contraint "t"): Define.
10765 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10767 (register_constraint "x"): Define.
10768 (constraint "Dv"): Define.
10770 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10772 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10774 2007-07-03 Tom Tromey <tromey@redhat.com>
10776 * c-parser.c (objc_pq_context): Removed.
10777 (objc_need_raw_identifier): Likewise.
10778 (c_parser) <objc_pq_context>: New field.
10779 <objc_need_raw_identifier>: Likewise.
10780 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10781 (c_lex_one_token): Update.
10782 (c_parser_objc_protocol_definition): Update.
10783 (c_parser_objc_method_definition): Update.
10784 (c_parser_objc_methodproto): Update.
10785 (c_parser_declspecs): Update.
10787 2007-07-03 David Ung <davidu@mips.com>
10789 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10791 2007-07-03 David Ung <davidu@mips.com>
10792 Richard Sandiford <richard@codesourcery.com>
10794 * doc/invoke.texi: Document -march=74kf3_2.
10795 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10796 (TUNE_74K): Check for it.
10797 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10798 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10799 * config/mips/mips.md (cpu): Add 74kf3_2.
10800 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10801 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10802 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10803 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10804 74kf3_2 to the CPU list.
10805 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10806 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10807 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10808 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10809 (r74kf3_2_fxfer_from_c1): New insn reservations.
10811 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10812 David Ung <davidu@mips.com>
10814 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10815 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10816 and 74k[fx]. Document aliases for the new options.
10817 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10818 (PROCESSOR_24KF2_1): ...this.
10819 (PROCESSOR_24KX): Rename to...
10820 (PROCESSOR_24KF1_1): ...this.
10821 (PROCESSOR_74KF): Rename to...
10822 (PROCESSOR_74KF2_1): ...this.
10823 (PROCESSOR_74KX): Rename to...
10824 (PROCESSOR_74KF1_1): ...this.
10825 (TUNE_74K): Update PROCESSOR_* names.
10826 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10827 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10828 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10829 (mips_rtx_cost_data): Update processor names in comments.
10830 (mips_issue_rate): Update PROCESSOR_* names.
10831 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10832 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10833 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10834 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10835 Update cpu attribute names.
10836 (r24k_fpu_iss): Rename this reservation to...
10837 (r24kf2_1_fpu_iss): ...this and update all uses.
10838 (r24kx_fpu_iss): Rename this reservation to...
10839 (r24kf1_1_fpu_iss): ...this and update all uses.
10840 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10841 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10842 Update cpu attribute names.
10844 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10846 * config/m32r/constraints.md: New file.
10847 * config/m32r/m32r.c: Include tm-constrs.h.
10848 (small_data_operand): Use satisfies_constraint_* instead of macro.
10849 (addr24_operand, gen_compare): Likewise.
10850 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10851 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10852 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10853 EXTRA_CONSTRAINT): Likewise.
10854 * config/m32r/m32r.md: Include constraints.md.
10855 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10856 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10857 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10858 (two_insn_const_operand, int8_operand, uint16_operand,
10859 reg_or_int16_operand, reg_or_uint16_operand,
10860 reg_or_cmp_int16_operand, cmp_int16_operand,
10861 seth_add3_operand): Likewise.
10863 2007-07-03 Eric Christopher <echristo@gmail.com>
10865 * libgcc2.h: Conditionally declare __bswapsi2 and
10868 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10870 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10873 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10876 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10877 (__gthrw_pragma): Provide default definition.
10878 (__gthrw2): Use it.
10879 * gthr-posix.c (__gthrw_pragma): Define.
10881 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10883 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10884 before declaring inequality.
10886 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10888 * combine.c (recog_for_combine): Log the success or failure of
10889 matching new insn patterns against the machine description in
10892 2007-07-03 Revital Eres <eres@il.ibm.com>
10894 * ddg.c (print_sccs): New function.
10895 (check_sccs): New function.
10896 (create_ddg_all_sccs): Use it.
10897 * ddg.h (print_sccs): Declare.
10898 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10900 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10902 * targhooks.h (default_mode_for_suffix): New function declaration.
10903 * targhooks.c (default_mode_for_suffix): New default target hook.
10904 * target.h (struct c): New structure in the targetm struct.
10905 (mode_for_suffix): New target hook as part of struct c.
10906 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10907 default_mode_for_suffix.
10908 (TARGET_C): New define.
10909 * c-lex.c: Include "target.h".
10910 (interpret_float): Use targetm.c.mode_for_suffix to determine
10911 the mode for a given non-standard suffix.
10912 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10914 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10915 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10917 * doc/extend.texi (Floating Types): New node. Document __float80 and
10918 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10920 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10923 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10924 predicate instead of target_operand.
10925 (divsi3_i1_media, divsi3_media_2): Likewise.
10927 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10929 * tree.h (alias_sets_might_conflict_p): Rename into
10930 alias_sets_must_conflict_p.
10931 * alias.c (alias_sets_might_conflict_p): Likewise.
10932 (alias_sets_conflict_p): Use it.
10933 (objects_must_conflict_p): Likewise.
10934 * c-common.c (strict_aliasing_warning): Adjust.
10936 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10938 * rtlhooks.c (gen_lowpart_if_possible): Check for
10939 invalid subreg before calling gen_lowpart_SUBREG.
10941 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10943 * config/darwin9.h: Add copyright notice.
10944 (LINK_COMMAND_SPEC): Add comment.
10945 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10946 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10947 DARWIN_LIBSYSTEM_HAS_UNWIND.
10949 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10952 * omp-low.c (check_combined_parallel): New function.
10953 (lower_omp_parallel): Call it via walk_stmts, set
10954 OMP_PARALLEL_COMBINED if appropriate.
10955 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10956 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10957 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10958 don't consider it as combined parallel.
10960 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10962 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10963 (gcc_tooldir): Likewise.
10964 * configure: Regenerate.
10965 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10966 old configure.ac gcc_tooldir setting.
10967 (prefix_to_exec_prefix): New variable.
10968 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10969 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10971 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10973 Fix PR tree-optimization/32583
10974 Fix PR tree-optimization/32584
10975 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10976 (phi_translate_set): Use phi_translate directly now.
10977 (make_values_for_stmt): Don't value number RHS if we already know
10980 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10981 Jim Wilson <wilson@specifix.com>
10984 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10987 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10988 Richard Sandiford <richard@codesourcery.com>
10989 Nigel Stephens <nigel@mips.com>
10991 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10992 (mips16e_output_save_restore): Declare.
10993 (mips16e_save_restore_pattern_p): Likewise.
10994 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10995 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10996 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10997 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10998 (BITSET_P): New global macro, extracted from...
10999 (mips_for_each_saved_reg): ...here.
11000 (mips16e_save_restore_info): New struct.
11001 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
11002 (mips16e_save_restore_regs): New variable.
11003 (mips_split_plus, mips16e_find_first_register): New functions.
11004 (mips16e_mask_registers): New function.
11005 (compute_frame_size): Expand the commentary before the function.
11006 Enforce the MIPS16e save and restore register range restrictions.
11007 Pad the general register save area at the low end.
11008 (mips16e_save_restore_reg, mips16e_build_save_restore)
11009 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
11010 (mips16e_output_save_restore, mips16e_collect_propagate_value)
11011 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
11013 (mips_expand_prologue, mips_expand_epilogue): Handle
11014 GENERATE_MIPS16E_SAVE_RESTORE.
11015 * config/mips/mips.md (*mips16e_save_restore): New pattern.
11017 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
11019 PR tree-optimization/31966
11020 PR tree-optimization/32533
11021 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
11022 "basic_block" description as its third argument. Update function
11023 calls to get destination bb from "edge" argument. Save "cond" into
11024 aux field of the edge. Update prototype for changed arguments.
11025 (if_convertible_loop_p): Clear aux field of incoming edges if bb
11027 (find_phi_replacement_condition): Operate on incoming edges, not
11028 on predecessor blocks. If there is a condition saved in the
11029 incoming edge aux field, AND it with incoming bb predicate.
11030 Return source bb of the first edge.
11031 (clean_predicate_lists): Clean aux field of outgoing node edges.
11032 (tree_if_conversion): Do not initialize cond variable. Move
11033 variable declaration into the loop.
11034 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
11035 initializations of new_stmt, arg0 and arg1 variables.
11037 2007-07-02 Jakub Jelinek <jakub@redhat.com>
11039 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
11040 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
11042 2007-07-02 Richard Guenther <rguenther@suse.de>
11044 * tree-ssa.c (useless_type_conversion_p): Document
11045 future intent as defining the middle-end type system.
11046 Re-structure to call langhook last, group by type class,
11047 mark questionable parts.
11049 2007-07-02 Richard Guenther <rguenther@suse.de>
11051 * tree-flow.h (types_compatible_p): Declare.
11052 * tree-ssa.c (types_compatible_p): New function.
11053 * ipa-type-escape.c (discover_unique_type): Use
11054 types_compatible_p instead of lang_hooks.types_compatible_p.
11055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11056 * tree-vn.c (expressions_equal_p): Likewise.
11057 * tree.c (fields_compatible_p): Likewise.
11058 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11059 (cprop_operand): Use useless_type_conversion_p instead of
11060 lang_hooks.types_compatible_p.
11061 * tree-inline.c (setup_one_parameter): Likewise.
11062 (declare_return_variable): Likewise.
11063 * tree-nrv.c (tree_nrv): Likewise.
11064 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11065 (maybe_fold_offset_to_component_ref): Likewise.
11066 (maybe_fold_offset_to_reference): Likewise.
11067 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11068 (merge_alias_info): Likewise.
11069 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11070 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11071 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11072 * tree-tailcall.c (find_tail_calls): Likewise.
11073 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11074 * gimplify.c (canonicalize_addr_expr): Likewise.
11075 (fold_indirect_ref_rhs): Likewise.
11076 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11077 (cpt_same_type): Likewise.
11078 (check_pointer_types_r): Swap parameters to cpt_same_type
11080 * fold-const.c (fold_convert): Revert fix for PR15988.
11081 * tree-inline.c (setup_one_parameter): Instead fix it here by
11082 using fold_build1 instead of fold_convert and checking for
11083 error_mark_node. Convert only if the conversion is necessary.
11085 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11087 * configure.ac: Check for .gnu_attribute on Power.
11088 * configure: Regenerate.
11089 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11090 attribute for floating-point ABI.
11092 2007-07-02 Ira Rosen <irar@il.ibm.com>
11094 PR tree-optimization/32230
11095 PR tree-optimization/32477
11096 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11097 address is a constant.
11099 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11101 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11102 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11103 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11104 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11105 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11106 64-bit targets. Add support for *-elfoabi*.
11107 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11108 different settings if $(tm_defines) does not select the EABI.
11109 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11110 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11111 (MIPS_ARCH_OPTION_SPEC): Likewise.
11112 (MIPS_ISA_LEVEL_SPEC): Likewise.
11113 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11114 * config/mips/elfoabi.h: New file.
11116 2007-07-02 Richard Guenther <rguenther@suse.de>
11118 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11119 (useless_type_conversion_p): ... this.
11120 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11121 (useless_type_conversion_p): ... this.
11122 * builtins.c (fold_builtin_memory_op): Rename
11123 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11124 * tree-cfg.c (verify_expr): Likewise.
11125 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11126 * tree-ssa-ccp.c (ccp_fold): Likewise.
11127 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11128 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11129 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11130 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11131 * tree-ssa-pre.c (eliminate): Likewise.
11132 * tree-ssa.c (delete_tree_ssa): Likewise.
11133 (tree_ssa_useless_type_conversion): Likewise.
11134 * tree.c (build2_stat): Likewise.
11136 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11138 Fix PR tree-optimization/32571
11139 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11142 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11144 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11145 and other expected operations explicitly, change default to
11148 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11150 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11152 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11153 (tls_load_dot_plus_eight): Move the label number into the unspec.
11154 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11156 2007-07-01 Andreas Schwab <schwab@suse.de>
11158 * dwarf2out.c (initial_return_save): Define only if used.
11160 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11162 Unreverting Richard's Revert of:
11164 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11166 * dce.c (deletable_insn_p_1): New function, split out from...
11167 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11168 specially, not those inside PARALLELs. Remove BODY argument
11169 and adjust recursive call accordingly.
11170 (prescan_insns_for_dce): Update call to delete_insn_p.
11172 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11173 Revital Eres <eres@il.ibm.com>
11175 * ddg.c (create_ddg_all_sccs): Fix missed
11176 initialization of scc_nodes.
11178 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11180 PR middle-end/32559
11181 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11182 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11184 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11186 * configure.ac: Check for .gnu_attribute on MIPS.
11187 * configure, config.in: Regenerate.
11188 * config/mips/mips.c (mips_file_start): If supported, output
11189 attribute for floating-point ABI.
11191 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11194 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11195 (ffs_cmove): New expander to expand using ctz pattern.
11196 (*ffs_cmove): Remove pattern.
11197 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11198 (ffsdi2): Expand using ctz pattern.
11199 (*ffs_rex64): Remove pattern.
11201 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11203 PR rtl-optimization/32296
11204 * pa.md (return): Delete pattern.
11205 (return_internal): Remove "(const_int 1)" from pattern.
11206 (epilogue): Use return_internal pattern for trivial returns.
11207 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11208 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11210 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11212 * tree-ssa-pre.c (is_exception_related): New function
11213 (can_value_number_operation): Use it.
11215 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11217 Fix PR tree-optimization/32540
11218 Fix PR tree-optimization/31651
11220 * tree-ssa-sccvn.c: New file.
11222 * tree-ssa-sccvn.h: Ditto.
11224 * tree-vn.c: Include tree-ssa-sccvn.h
11225 (val_expr_paid_d): Removed.
11226 (value_table): Ditto.
11227 (vn_compute): Ditto.
11228 (val_expr_pair_hash): Ditto.
11229 (val_expr_pair_expr_eq): Ditto.
11230 (copy_vuses_from_stmt): Ditto.
11231 (vn_delete): Ditto.
11233 (shared_vuses_from_stmt): Ditto.
11234 (print_creation_to_file): Moved up.
11235 (sort_vuses): Ditto.
11236 (sort_vuses_heap): Ditto.
11237 (set_value_handle): Make non-static.
11238 (make_value_handle): Ditto.
11239 (vn_add): Rewritten to use sccvn lookups.
11240 (vn_add_with_vuses): Ditto.
11241 (vn_lookup): Ditto (and second argument removed).
11242 (vn_lookup_with_vuses): Ditto.
11243 (vn_lookup_or_add): Ditto (and second argument removed);
11244 (vn_lookup_or_add_with_vuses): Ditto.
11245 (vn_lookup_with_stmt): New.
11246 (vn_lookup_or_add_with_stmt): Ditto.
11247 (create_value_handle_for_expr): Ditto.
11249 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11250 (seen_during_translate): New function.
11251 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11252 (phi_trans_add): Ditto.
11253 (constant_expr_p): FIELD_DECL is always constant.
11254 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11255 Use constant_expr_p.
11256 Avoid infinite recursion on mutually valued expressions.
11257 Change callers of vn_lookup_or_add.
11258 (phi_translate): New function.
11259 (compute_antic_safe): Allow phi nodes.
11260 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11261 (find_or_generate_expression): Rewrite slightly.
11262 (create_expression_by_pieces): Updated for vn_lookup_or_add
11264 Update VN_INFO for new names.
11265 (insert_into_preds_of_block): Update for new names.
11266 (add_to_exp_gen): New function.
11267 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11268 (find_existing_value_expr): Rewrite to changed vn_lookup.
11269 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11270 (try_look_through_load): Removed.
11271 (try_combine_conversion): Ditto.
11272 (get_sccvn_value): New function.
11273 (make_values_for_phi): Ditto.
11274 (make_values_for_stmt): Ditto.
11275 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11277 (init_pre): Update for SCCVN changes.
11279 (execute_pre): Ditto.
11281 * tree-flow.h (make_value_handle): Declare.
11282 (set_value_handle): Ditto.
11283 (sort_vuses_heap): Ditto.
11284 (vn_lookup_or_add_with_stmt): Ditto.
11285 (vn_lookup_with_stmt): Ditto.
11286 (vn_compute): Remove.
11288 (vn_delete): Ditto.
11289 (vn_lookup): Update arguments.
11291 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11292 (tree-vn.o): Ditto.
11293 (tree-ssa-sccvn.o): New.
11294 (OBJS-common): Add tree-ssa-sccvn.o
11296 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11299 * c-typeck.c (build_external_ref): Don't mark as used if called
11301 * calls.c (rtx_for_function_call): Likewise.
11303 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11307 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11309 * dce.c (deletable_insn_p_1): New function, split out from...
11310 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11311 specially, not those inside PARALLELs. Remove BODY argument
11312 and adjust recursive call accordingly.
11313 (prescan_insns_for_dce): Update call to delete_insn_p.
11315 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11317 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11318 (try_combine): Move potential calls to undo_all() so they happen
11319 before we commit to using the combined insns.
11321 2006-06-30 Jan Hubicka <jh@suse.cz>
11323 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11326 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11328 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11329 (cgraph_remove_unreachable_nodes): Likewise.
11330 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11331 * ipa-inline.c (update_caller_keys): Cast according to the coding
11333 (cgraph_decide_recursive_inlining): Likewise.
11334 (cgraph_decide_inlining_of_small_function): Likewise.
11335 (try_inline): Likewise.
11336 (cgraph_decide_inlining_incrementally): Likewise.
11337 * ipa-pure-const.c (get_function_state): Likewise.
11338 (scan_function): Likewise.
11339 (analyze_function): Likewise.
11340 (static_execute): Likewise.
11341 * ipa-reference.c (scan_for_static_refs): Likewise.
11342 (merge_callee_local_info): Likewise.
11343 (analyze_function): Use type safe memory macros.
11344 (static_execute): Likewise. Cast according to the coding conventions.
11345 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11347 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11349 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11350 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11353 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11355 PR middle-end/30024
11356 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11357 for complex modes (both int and real).
11359 2007-06-29 Jan Hubicka <jh@suse.cz>
11361 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11363 2007-06-29 Jan Hubicka <jh@suse.cz>
11365 PR middle-end/32372
11366 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11369 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11372 * config/avr/avr.c: Include dataflow header file.
11373 (expand_prologue): Adjust for prologue insn change.
11374 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11377 2007-06-29 Richard Guenther <rguenther@suse.de>
11379 PR middle-end/32493
11380 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11381 during type verification.
11383 2007-06-29 Jan Hubicka <jh@suse.cz>
11385 * recog.c (validate_change_rtx_1): Unshare TO argument.
11387 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11389 PR tree-optimization/24659
11390 * tree-vect-transform.c (vectorizable_call): Handle
11391 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11393 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11394 * config/i386/i386.c (enum ix86_builtins)
11395 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11396 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11398 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11399 const using def_builtin_const.
11400 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11401 input operands in the same modes as the result.
11402 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11404 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11406 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11407 (df_set_dead_notes_for_mw): Likewise.
11409 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11411 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11413 2007-06-28 DJ Delorie <dj@redhat.com>
11415 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11417 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11419 * doc/invoke.texi (C++ Dialect Options): Document
11420 fvisibility-ms-compat.
11421 * c.opt (fvisibility-ms-compat): New.
11423 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11426 * tree-affine.c (aff_combination_add_elt): Handle
11427 pointer addition specially.
11429 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11431 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11432 decl is non-external for AIX ABI.
11434 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11436 * config/rs6000/predicates.md (current_file_function_operand):
11437 Ensure the symbol is non-external for AIX ABI.
11439 2007-06-28 Nick Clifton <nickc@redhat.com>
11441 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11442 (fdce, fdse, fpredictive-commoning): Likewise.
11444 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11447 * gcc.c (process_command): Recognize the new -static-libgfortran
11450 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11453 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11454 Use a call clobbered hard reg instead of a pseudo reg.
11456 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11458 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11460 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11463 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11464 REG_LIBCALL and REG_RETVAL notes.
11465 (divsi3, mulsi3): Likewise.
11466 (mulhisi3): Likewise. Use emit_libcall_block.
11467 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11469 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11471 PR rtl-optimization/32481
11472 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11474 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11476 * dce.c (deletable_insn_p_1): New function, split out from...
11477 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11478 specially, not those inside PARALLELs. Remove BODY argument
11479 and adjust recursive call accordingly.
11480 (prescan_insns_for_dce): Update call to delete_insn_p.
11482 2007-06-27 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/32492
11485 * tree.h (fold_convertible_p): Declare.
11486 * fold-const.c (fold_convertible_p): New function.
11487 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11488 instead of lang_hooks.types_compatible_p.
11490 2007-06-26 Jan Hubicka <jh@suse.cz>
11492 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11493 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11494 early use validate_unshare_change.
11495 (reload_combine): Likewise.
11496 * recog.c (change_t): New field unshare.
11497 (validate_change_1): Rename from validate_change; add argument unshare.
11498 (validate_change): Turn into wrapper of validate_change_1; update
11499 prototype for bools.
11500 (validate_unshare_change): New.
11501 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11502 calls of df_insn_rescan.
11503 * recog.h (validate_change): Replace ints by bools.
11504 (validate_unshare_change): Declare.
11506 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11508 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11510 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11512 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11514 2007-06-25 Jan Hubicka <jh@suse.cz>
11516 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11518 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11519 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11520 places other call site specific checks are performed.
11522 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11525 * tree-vect-transform.c (vectorizable_operation): Convert
11526 POINTER_PLUS_EXPR over to PLUS_EXPR.
11528 2007-06-25 Chao-ying Fu <fu@mips.com>
11530 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11531 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11532 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11533 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11535 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11536 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11537 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11538 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11539 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11540 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11541 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11542 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11543 ALL_FIXED_POINT_MODE_P): New define.
11544 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11546 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11548 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11549 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11550 MODE_VECTOR_UACCUM): New mode classes.
11552 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11553 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11554 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11557 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11558 (blank_mode): Initialize ibit and fbit.
11559 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11560 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11562 (new_adjust): Change required_class to required_class_from and
11563 required_class_to for testing within a range.
11564 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11565 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11566 MODE_VECTOR_UACCUM.
11567 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11568 (make_fixed_point_mode): New.
11569 (_ADD_ADJUST): Change C to C1 and C2.
11570 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11571 use a range for machine classes.
11572 (ADJUST_IBIT, ADJUST_FBIT): New.
11573 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11575 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11576 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11577 Emit adjustment for ibit and fbit.
11578 (emit_mode_ibit, emit_mode_fbit): New.
11579 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11581 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11583 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11584 as the source of the set.
11586 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11588 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11589 FP_REGNO_P): Use IN_RANGE.
11590 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11591 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11592 (DATA_REG_P): Use DATA_REGNO_P.
11593 (FP_REG_P): Use FP_REGNO_P.
11594 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11595 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11596 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11598 2007-06-24 Jan Hubicka <jh@suse.cz>
11600 PR middle-end/30563
11601 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11603 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11605 PR middle-end/32461
11606 * fold-const.c (fold_binary): Strip nops of operand 0
11607 of BIT_NOT_EXPR before calling operand_equal_p.
11608 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11609 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11611 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11613 * doc/extend.texi: Document that dllimport and dllexport imply
11614 default visibility.
11615 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11616 imported or exported declaration, including type declarations.
11617 * c-common.c (handle_visibility_attribute): Check for conflicts
11618 with dllimport/dllexport.
11619 (c_determine_visibility): Handle dllimport/dllexport as an
11620 explicit visibility atttribute.
11622 2007-06-23 Richard Guenther <rguenther@suse.de>
11624 PR tree-optimization/16876
11625 PR middle-end/29478
11626 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11628 * tree-inline.c (initialize_inlined_parameters): Do not call
11629 lang_hooks.tree_inlining.convert_parm_for_inlining.
11630 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11631 reason for mismatched types.
11632 * gimplify.c (gimplify_call_expr): Verify the call expression
11633 arguments match the called function type signature. Otherwise
11634 mark the call expression to be not considered for inlining
11635 using CALL_CANNOT_INLINE_P flag.
11636 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11637 edges call expression.
11638 (cgraph_decide_inlining_of_small_function): Likewise.
11639 (cgraph_decide_inlining): Likewise.
11640 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11642 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11643 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11644 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11645 Remove declaration.
11646 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11647 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11649 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11650 convert_parm_for_inlining member.
11652 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11655 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11656 Remove optimization for GT.
11658 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11660 PR middle-end/32437
11661 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11663 (prescan_insns_for_dce): Add extra parameter.
11665 2007-06-23 Jan Hubicka <jh@suse.cz>
11667 PR middle-end/31541
11668 * gimplify.c (mark_addressable): New function.
11669 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11671 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11673 PR middle-end/32374
11674 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11676 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11679 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11680 moves between MMX/SSE registers to at least 8 units to prevent
11681 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11683 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11685 * config/i386/i386.c (override_options): Correct x86_sahf
11688 2007-06-21 David Daney <ddaney@avtrex.com>
11691 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11692 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11693 (exception_receiver): Renamed to ...
11694 (nonlocal_goto_receiver): ... this.
11696 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11698 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11699 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11700 partial register accesses.
11702 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11704 * fold-const.c (debug_fold_checksum): Move it under
11705 ENABLE_FOLD_CHECKING.
11707 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11709 PR middle-end/20623
11710 * tree.h (debug_fold_checksum): Declared.
11711 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11712 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11713 build_fold_addr_expr_with_type_1.
11714 (fold_addr_expr, debug_fold_checksum): New.
11715 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11716 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11717 Use fold_addr_expr.
11719 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11721 PR tree-optimization/19590
11722 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11723 of scev is a constant.
11725 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11727 * df-problems.c (df_note_bb_compute): Made computation of live
11728 info consistent with df_lr.
11730 2007-06-21 Richard Guenther <rguenther@suse.de>
11732 PR tree-optimization/32453
11733 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11734 for pointer anti-range.
11736 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11738 * config/i386/i386.c (processor_target_table): Increase maximum
11739 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11742 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11743 byte alignment if > 8 byte alignment is preferred.
11744 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11746 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11748 PR tree-optimization/31866
11749 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11750 if ASM_EXPR's input is not a SSA_NAME.
11752 PR middle-end/32362
11753 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11754 but decl is a global var, instead return decl.
11755 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11756 even for is_global_var decls, if they are private in some outer
11759 2007-06-21 Richard Guenther <rguenther@suse.de>
11761 PR tree-optimization/32451
11762 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11764 2007-06-21 Christian Bruel <christian.bruel@st.com>
11766 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11767 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11768 (push_regs): Changed saving order or banked registers.
11769 (sh_expand_epilogue): Likewise.
11770 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11771 (FIRST_BANKED_REG): Likewise.
11772 (LAST_BANKED_REG): Likewise.
11773 * config/sh/sh.md (banked) New attribute.
11774 (in_delay_slot): Check banked attribute.
11776 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11778 PR tree-optimization/32075
11779 * tree-data-ref.c (subscript_dependence_tester_1,
11780 analyze_miv_subscript, analyze_overlapping_iterations,
11781 add_distance_for_zero_overlaps, build_classic_dist_vector,
11782 subscript_dependence_tester_1, analyze_overlapping_iterations,
11783 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11784 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11785 to evolution_function_is_affine_multivariate_p.
11787 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11789 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11791 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11794 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11796 * config/m32c/prologue.md (epilogue_exitd_16): New.
11797 (epilogue_reit_16): New.
11798 (epilogue_exitd): Rename to epilogue_exitd_24.
11799 (epilogue_reit): Rename to epilogue_reit_24.
11801 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11802 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11804 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11806 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11807 if dbg_cnt (sched_insn) reaches the limit.
11808 (choose_ready): New parameter INSN_PTR and new return value.
11809 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11810 the new return value from choose_ready.
11811 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11812 (rest_of_handle_global_alloc): New global_alloc_at_func.
11814 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11816 PR tree-optimization/25737
11817 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11818 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11819 * tree-flow.h (struct fieldoff): Add new field alias_set.
11820 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11821 argument addressable_type. Set alias_set of fieldoff.
11822 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11823 (create_overlap_variables_for): Pass alias_set from fieldoff to
11825 * alias.c (get_alias_set): Use alias_set from SFT if set.
11827 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11829 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11830 of a variable as an unsigned HOST_WIDE_INT integer.
11832 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11834 PR rtl-optimization/32405
11835 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11837 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11839 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11841 PR middle-end/31959
11842 * builtins.c: Include diagnostic.h.
11843 (expand_builtin_expect): Make gcc_assert more permissive.
11844 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11846 PR inline-asm/32109
11847 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11850 PR middle-end/32285
11851 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11852 if ACCUMULATE_OUTGOING_ARGS.
11854 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11856 * config/m68hc11/m68hc11.c: Include dataflow header file.
11857 (m68hc11_reorg): Port to dataflow.
11859 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11861 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11862 (struct df_problem.free_blocks_on_set_blocks): New field.
11863 (struct dataflow.optional_p): New field.
11864 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11865 (df_live_set_all_dirty): New function.
11866 * df-scan.c (df_scan_alloc): Initialize optional_p.
11867 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11868 * df-core.c (df_set_blocks): Removed use of
11869 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11870 df_problem.free_blocks_on_set_blocks to determine which blocks are
11872 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11873 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11874 uses dataflow.optional_p to determine if problem should be
11876 (rest_of_handle_df_initialize): Only start live problem if
11878 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11879 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11880 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11881 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11882 problem_NOTE): Initialize free_blocks_on_set_blocks.
11883 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11885 (df_live_set_all_dirty, df_note_alloc): New function.
11886 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11888 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11889 * postreload.c (reload_combine): Ditto.
11890 * cse.c (cse_extended_basic_block): Ditto.
11891 * regmove.c (mark_flags_life_zones): Ditto.
11892 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11893 erase_matching_seqs): Ditto.
11894 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11895 * integrate (allocate_initial_values): Ditto.
11896 * combine.c (reg_dead_at_p): Ditto.
11897 * resource.c (mark_target_live_regs): Ditto.
11898 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11899 * config/sh/sh.c (find_r0_life_regions): Ditto.
11900 * global.c (rest_of_handle_global_alloc): Only add back df_live
11902 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11903 df_live for -O > 1.
11904 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11906 (if_convert): Make sure df_live is there at -O == 1.
11907 (pass_if_after_combine): Cleanup flags.
11908 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11909 is there at -O == 1.
11911 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11913 * config/arm/arm.c (arm_get_frame_offsets): Set
11914 offsets->locals_base to avoid negative stack size.
11915 (thumb1_expand_prologue): Assert on negative stack size.
11917 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11919 PR tree-optimization/32367
11920 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11921 of the chrec has no evolution in that loop.
11922 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11924 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11926 * config/xtensa/xtensa.c: Include "df.h".
11927 (xtensa_builtin_saveregs): Use adjust_address instead of
11929 (xtensa_va_start): Invoke make_tree with sizetype for
11930 expand_builtin_saveregs and then convert the result to a pointer.
11931 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11932 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11933 Subtract argument size from index value as integers and then use
11934 POINTER_PLUS_EXPR to add the result to the array address.
11936 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11939 * config/m32c/m32c.c: Include dataflow header file.
11940 (m32c_emit_prologue): Adjust for prologue insn change.
11941 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11942 once inside a PARALLEL. Assume frame size passed in operand 0
11943 includes space to save the fb register.
11944 (prologue_enter_24): Likewise.
11945 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11947 2007-06-19 David Daney <ddaney@avtrex.com
11950 * config/mips/mips.md (cprestore): Mark $gp as used.
11952 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11955 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11956 (frv_ifcvt_modify_insn): Likewise.
11958 2007-06-19 Richard Guenther <rguenther@suse.de>
11960 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11961 only handle positive offsets that fit in a HOST_WIDE_INT.
11963 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11965 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11966 result of rsqrt insn for zero input argument to avoid NaN.
11968 2007-06-19 Richard Guenther <rguenther@suse.de>
11970 PR middle-end/31950
11971 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11973 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11975 PR tree-optimization/32353
11976 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11978 2007-06-19 Nick Clifton <nickc@redhat.com>
11980 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11982 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11985 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11986 * config/i386/i386.c (assign_386_stack_local): Assert that
11987 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11988 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11989 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11990 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11992 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11994 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11996 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11998 PR rtl-optimization/32321
11999 * gcse.c (replace_store_insn): Update the note before
12000 calling emit_insn_after.
12002 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
12004 PR middle-end/32355
12005 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
12007 * df-problems.c (df_note_bb_compute): Fix dumping info.
12009 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
12011 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
12012 insn with emit_jump_insn.
12014 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
12016 PR tree-optimization/32383
12017 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
12018 * targhooks.h (default_builtin_reciprocal): Update prototype.
12019 * target.h (struct gcc_target): Update builtin_reciprocal.
12020 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
12021 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
12022 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
12023 when fndecl is in BUILT_IN_MD class.
12024 (execute_convert_to_rsqrt): Ditto.
12026 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
12027 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
12028 Convert BUILT_IN_SQRTF code only when md_fn is false.
12030 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
12032 * bt-load.c (move_btr_def): Fix the order of arguments
12033 to validate_replace_rtx.
12035 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
12037 * config/m68k/m68k-devices.def: Add 54450..54455.
12039 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
12041 PR rtl-optimization/32366
12042 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
12043 FLOAT_EXTEND]: Prevent non-scalar modes from entering
12046 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12048 PR middle-end/32349
12049 * modulo-sched (generate_reg_moves): Added rescan parameter and if
12050 this is true, rescan insn being modified.
12051 (sms_schedule): Added rescan parameter.
12052 (rest_of_handle_sms): Moved freeing of dominance info to before
12053 getting out of cfg_layout.
12055 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12057 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12058 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12061 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12062 FL_CF_EMAC from the entry for isac.
12064 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12065 (const_sibcall_operand): New.
12066 (sibcall_operand): Use it.
12067 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12068 (m68k_isas): ISAC does not imply FPU or EMAC.
12069 (override_options): Add ISA_C logic for symbolic jump & call.
12071 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12073 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12074 return mode from the builtin itself.
12075 (sparc_fold_builtin): Fix cast of zero constant.
12077 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12079 * targhooks.c (default_builtin_reciprocal): New default target hook.
12080 * targhooks.h (default_builtin_reciprocal): Add prototype.
12081 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12082 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12083 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12084 default_builtin_reciprocal.
12086 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12088 PR middle-end/31723
12089 * hooks.c (hook_tree_tree_bool_null): New hook.
12090 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12091 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12092 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12093 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12094 and convert it to reciprocal a*rfunc(b).
12095 (execute_convert_to_rsqrt): New function.
12096 (gate_convert_to_rsqrt): New function.
12097 (pass_convert_to_rsqrt): New pass definition.
12098 * target.h (struct gcc_target): Add builtin_reciprocal.
12099 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12100 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12101 TARGET_BUILTIN_RECIPROCAL.
12102 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12104 * config/i386/i386.h (TARGET_RECIP): New define.
12105 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12106 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12107 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12108 and not optimizing for size.
12109 (*rcpsf2_sse): New insn pattern.
12110 (*rsqrtsf2_sse): Ditto.
12111 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12112 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12113 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12114 and not optimizing for size.
12115 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12116 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12117 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12118 and not optimizing for size.
12119 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12120 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12121 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12122 and not optimizing for size.
12123 (*sse_rsqrtv4sf2): Do not export.
12124 (sqrtv4sf2): Ditto.
12125 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12126 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12127 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12128 and not optimizing for size.
12129 (sqrtv4sf2): Ditto.
12130 * config/i386/i386.opt (mrecip): New option.
12131 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12132 (ix86_emit_swsqrtsf): Ditto.
12133 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12134 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12135 builtin definition.
12136 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12137 ix86_expand_unop1_builtin.
12138 (ix86_emit_swdivsf): New function.
12139 (ix86_emit_swsqrtsf): Ditto.
12140 (ix86_builtin_reciprocal): New function.
12141 (TARGET_BUILTIN_RECIPROCAL): Use it.
12142 (ix86_vectorize_builtin_conversion): Rename from
12143 ix86_builtin_conversion.
12144 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12145 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12146 "i386 and x86_64 Options" section.
12147 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12149 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12150 Zdenek Dvorak <dvorakz@suse.cz>
12151 Richard Guenther <rguenther@suse.de>
12152 Kaz Kojima <kkojima@gcc.gnu.org>
12154 * tree-vrp.c (compare_values_warnv): Convert val2 to
12156 (extract_range_from_assert): Create
12157 POINTER_PLUS_EXPR for pointer types.
12158 (extract_range_from_binary_expr): Handle
12159 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12161 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12162 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12163 POINTER_PLUS_EXPR as PLUS_EXPR.
12164 (number_of_iterations_lt_to_ne):
12165 For pointer types, use sizetype when
12166 creating MINUS_EXPR/PLUS_EXPRs.
12167 (assert_loop_rolls_lt): For pointer types, use sizetype when
12168 creating MINUS_EXPR/PLUS_EXPRs.
12169 (number_of_iterations_le): Likewise.
12170 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12171 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12172 like PLUS_EXPR and MINUS_EXPR.
12173 * tree-pretty-print.c (dump_generic_node): Handle
12175 (op_prio): Likewise.
12176 (op_symbol_1): Likewise.
12177 * optabs.c (optab_for_tree_code): Likewise.
12178 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12180 * tree-tailcall.c (process_assignment): Mention
12181 POINTER_PLUS_EXPR in a TODO comment.
12182 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12183 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12184 not used with a pointer and an integer type.
12185 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12186 increment using chrec_convert_rhs instead of chrec_convert.
12187 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12188 PLUS_EXPR except for the right hand side's type will be
12190 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12191 (fold_used_pointer_cast): Kill.
12192 (pointer_offset_p): Kill.
12193 (fold_used_pointer): Kill.
12194 (pointer_used_p): Kill.
12195 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12196 call fold_used_pointer.
12197 (instantiate_parameters_1): Convert the increment
12198 using chrec_convert_rhs instead of chrec_convert.
12199 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12200 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12201 instead of PLUS_EXPR.
12202 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12203 PLUS_EXPR for pointers.
12204 (std_gimplify_va_arg_expr): Likewise.
12205 (fold_builtin_memory_op): Likewise.
12206 (fold_builtin_strstr): Likewise.
12207 (fold_builtin_strchr): Likewise.
12208 (fold_builtin_strrchr): Likewise.
12209 (fold_builtin_strpbrk): Likewise.
12210 (expand_builtin_memory_chk): Likewise.
12211 (fold_builtin_memory_chk): Likewise.
12212 (std_expand_builtin_va_start): Use
12213 sizetype for the call to make_tree and then convert
12214 to the pointer type.
12215 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12216 instead of PLUS_EXPR for adding to a pointer.
12217 (std_gimplify_va_arg_expr): Use fold_build2 for
12218 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12219 the operands to sizetype first and then cast the BIT_AND_EXPR
12220 back to the pointer type.
12221 * fold-const.c (build_range_check): Handle pointer types
12223 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12224 of PLUS_EXPR's. Make sure the offset is converted to
12226 (try_move_mult_to_index): Strip the NOPs from the offset.
12227 Remove code argument and replace all uses with PLUS_EXPR.
12228 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12229 specially. Don't use a pointer type for MINUS_EXPR.
12230 (fold_unary): Handle for (T1)(X op Y),
12231 only p+ as that is the only as that can be handled for
12232 binary operators now.
12233 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12235 <case PLUS_EXPR>: Add folding of PTR+INT into
12237 Don't call try_move_mult_to_index.
12238 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12239 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12240 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12241 Don't call try_move_mult_to_index.
12242 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12243 (tree_expr_nonzero_p): Likewise.
12244 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12245 of PLUS_EXPR for the complex expression folding.
12246 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12247 first chrec is a pointer type, then the second should
12248 be sizetype and not the first's type.
12249 For POINTER_PLUS_EXPR, use a different right hand side type.
12250 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12251 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12252 different right hand side type.
12253 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12254 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12255 instead of PLUS_EXPR.
12256 When either operand is zero, convert the other operand.
12257 (chrec_apply): Use chrec_convert_rhs
12258 on the argument x instead of chrec_convert.
12259 (reset_evolution_in_loop): For pointer types, the new_evol
12260 should be sizetype.
12261 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12262 different right hand side type.
12263 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12264 (chrec_convert_rhs): New function.
12265 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12266 different right hand side type.
12267 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12268 * tree-chrec.h (chrec_convert_rhs): New prototype.
12269 (build_polynomial_chrec): For pointer types, the right hand
12270 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12271 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12272 Remove subtraction case as it is always addition now.
12273 Make sure the offset is converted to sizetype.
12274 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12275 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12276 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12277 PLUS_EXPR in pointer type.
12278 Handle POINTER_PLUS_EXPR.
12279 (tree_to_aff_combination): Likewise.
12280 (force_expr_to_var_cost): Likewise.
12281 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12282 instead of PLUS_EXPR for pointers.
12283 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12284 instead of PLUS_EXPR of pointer types.
12285 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12287 (check_va_list_escapes): Likewise.
12288 (check_all_va_list_escapes): Likewise.
12289 * dwarf2out.c (loc_descriptor_from_tree_1):
12290 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12291 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12292 (string_constant): Likewise.
12293 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12294 the offset to the base, use POINTER_PLUS_EXPR.
12295 (add_to_parts): Convert the index to sizetype.
12296 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12297 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12298 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12299 Offset only holds something for PLUS_EXPR.
12300 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12302 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12304 (analyze_accesses_for_modify_stmt): Likewise.
12305 Remove comment about the type being integral type as it is
12307 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12309 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12311 Correct the type which the artimentic is done in (is now
12314 * tree-data-ref.c (split_constant_offset): Handle
12316 * tree-affine.c (tree_to_aff_combination): Likewise.
12317 * c-typeck.c (build_unary_op): For pointers create the increment
12318 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12320 * gimplify.c (gimplify_self_mod_expr): Create a
12321 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12322 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12323 * tree.def (POINTER_PLUS_EXPR): New tree code.
12324 * tree-predcom.c (ref_at_iteration): If we have a pointer
12325 type do the multiplication in sizetype.
12326 * tree-mudflap.c (mf_xform_derefs_1): Create a
12327 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12328 * tree-ssa-forwprop.c
12329 (forward_propagate_addr_into_variable_array_index):
12330 Don't expect there to be a cast for the index as that
12331 does not exist anymore.
12332 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12333 instead of PLUS_EXPR.
12334 Don't check for the first operand of the POINTER_PLUS_EXPR
12335 was the index as it cannot be.
12336 Call forward_propagate_addr_into_variable_array_index with
12337 the SSA_NAME instead of the statement.
12338 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12339 (compare_constant): Likewise.
12340 (copy_constant): Likewise.
12341 (compute_reloc_for_constant): Likewise.
12342 (output_addressed_constants): Likewise.
12343 (initializer_constant_valid_p): Likewise.
12344 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12345 Convert the MIN/MAX of the inner type to the outer
12346 type before comparing them.
12347 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12348 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12349 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12350 of PLUS_EXPR for pointers.
12351 * tree-inline.c (estimate_num_insns_1): Handle
12353 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12354 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12355 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12356 instead of PLUS_EXPR for the pointer increment statement.
12357 (vect_update_ivs_after_vectorizer): For pointer types, create
12358 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12359 MULT_EXPR in sizetype.
12360 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12362 * tree-object-size.c (plus_expr_object_size): Handle
12363 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12364 code which is trying to figure out which side is a pointer and
12366 (check_for_plus_in_loops_1): Likewise.
12367 (check_for_plus_in_loops): Likewise.
12368 * c-common.c (pointer_int_sum): Create a
12369 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12370 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12371 only POINTER_PLUS_EXPR. Removing all the extra
12372 code which is trying to figure out which side is a pointer and
12374 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12375 PLUS_EXPR and MINUS_EXPR.
12376 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12378 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12379 with make_tree, instead of a pointer type.
12380 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12381 for pointers instead of PLUS_EXPR.
12382 (s390_gimplify_va_arg): Likewise.
12383 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12384 instead of PLUS_EXPR when doing addition on pointer
12385 types. Use sizetype for the second operand.
12386 (spu_gimplify_va_arg_expr): Likewise.
12387 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12388 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12389 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12390 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12391 for the pointer addition and also use size_int/sizetype
12393 (ix86_gimplify_va_arg): Likewise.
12394 Perform BIT_AND_EXPR on sizetype arguments.
12395 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12396 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12397 for the pointer additions and also use size_int for the offsets.
12398 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12399 additions and also use size_int for the offsets. Perform
12400 BIT_AND_EXPR on sizetype arguments.
12401 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12402 POINTER_PLUS_EXPR for pointers and create the
12403 BIT_AND_EXPR in sizetype.
12404 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12405 instead of PLUS_EXPR for pointer addition.
12406 (rs6000_va_start): Likewise.
12407 Also use sizetype for the offset.
12408 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12409 as PLUS_EXPR/MINUS_EXPR.
12410 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12411 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12412 Don't use BIT_AND_EXPR on a pointer type, convert the
12413 expression to sizetype first.
12414 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12416 (mips_gimplify_va_arg_expr): Likewise.
12417 Don't create BIT_AND_EXPR in a pointer type.
12419 2007-06-15 Eric Christopher <echristo@apple.com>
12421 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12422 (x86_64-*-darwin*): Ditto.
12423 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12426 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12428 * doc/extend.texi: Document behavior of __attribute__((aligned))
12431 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12433 * rtlanal.c (note_stores): Improve documentation.
12435 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12437 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12438 LOCAL_LABEL_PREFIX): Delete.
12439 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12440 (bfin_internal_label): Delete.
12442 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12444 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12445 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12446 otherwise define to LIBGCC2_TF_CEXT.
12447 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12448 (LIBGCC_TF_CEXT): Ditto.
12451 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12453 PR rtl-optimization/32339
12454 * df-scan.c (df_uses_record): Don't modify flags but just add to
12455 it for df_ref_record.
12457 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12459 * tree-mudflap.c: Fix whitespace issues.
12461 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12463 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12465 2007-06-14 Eric Christopher <echristo@apple.com>
12467 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12468 (movv4sf): Use gcc_unreachable instead of abort.
12470 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12473 * config/i386/sfp-machine.h (CMPtype): New define.
12474 (mach stubs): Use CMPtype instead of int as a return type.
12476 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12478 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12479 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12480 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12481 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12482 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12483 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12484 config/soft-fp/soft-fp.h: Update from glibc CVS.
12486 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12488 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12490 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12493 * config/v850/v850.c: Include dataflow header file.
12494 (substitute_ep_register): Fix typo.
12496 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12498 * configure.ac: Fix earlier checkin.
12499 * configure: Regenerated.
12501 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12503 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12504 * aclocal.m4: Regenerate.
12505 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12506 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12507 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12508 * configure: Regenerate.
12509 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12511 * Makefile.in (quickstrap): Build libgcc too.
12513 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12515 * configure.ac: Add --enable-checking=df. Explicitly mention that
12516 the variables are initialized as for "release".
12517 * df-core.c: Use it.
12518 * configure: Regenerate.
12519 * config.in: Regenerate.
12521 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12523 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12524 validate_replace_rtx instead of replace_rtx.
12525 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12527 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12529 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12530 (DWARF2_UNWIND_INFO): Override default if configured with
12532 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12533 (ENDFILE_SPEC): Add crtend.o.
12534 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12535 (ENDFILE_SPEC): Add crtend.o.
12536 (TARGET_USE_JCR_SECTION): Define.
12537 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12539 * config/i386/cygming-crtbegin.c: New file.
12540 * config/i386/cygming-crtend.c: New file.
12542 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12544 * config/i386/w32-unwind.h: New file.
12546 2007-06-13 Eric Christopher <echristo@apple.com>
12548 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12549 the user set a value below STACK_BOUNDARY.
12551 2007-06-13 Thiemo Seufer <ths@networkno.de>
12553 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12554 imply -lpthread for -pthread.
12556 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12558 * basic-block.h: Remove the prototype for
12559 free_basic_block_vars.
12560 * cfglayout.h: Remove the prototype for
12561 insn_locators_initialize.
12562 * tree.h: Remove the prototype for emit_line_note.
12564 * tree-ssa-pre.c (mergephitemp): Remove.
12565 (init_pre): Don't use mergephitemp.
12567 2007-06-13 Eric Christopher <echristo@apple.com>
12569 * config/i386/i386.c (override_options): If we've specified
12570 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12572 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12574 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12577 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12579 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12580 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12581 (eh_store_handler): New pattern.
12582 (eh_return): Emit it instead of a plain move.
12584 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12586 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12587 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12588 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12591 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12593 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12594 (find_next_insn_start, find_load): New functions.
12595 (bfin_reorg): Use them to deal with the fact that parallel insns are
12596 no longer represented as a SEQUENCE.
12598 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12600 * config/sparc/sparc.c (sparc_override_options): Initialize
12601 fpu mask correctly.
12603 2007-06-13 Dave Korn <dave.korn@artimi.com>
12605 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12608 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12610 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12611 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12612 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12613 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12614 tree-vect-transform.c: Fix comment typos. Follow spelling
12617 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12619 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12620 to the exit block use set.
12621 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12622 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12623 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12625 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12627 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12628 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12629 to indicate an error.
12630 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12632 (dbg_cnt_process_opt): Print an error on a bad argument.
12633 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12634 * common.opt (-fdbg-cnt-list): New.
12635 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12637 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12639 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12640 flag on ref-all pointers.
12642 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12644 PR middle-end/31579
12645 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12646 for the offset with the modifier as EXPAND_INITIALIZER
12647 if the modifier is EXPAND_INITIALIZER.
12648 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12649 a register if we had an overflow.
12651 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12653 * real.c (real_isfinite): New.
12654 (real_sqrt): Use it.
12655 * real.h (real_isfinite): New.
12656 * builtins.c: Use it.
12658 2007-06-12 Ian Lance Taylor <iant@google.com>
12659 Daniel Berlin <dberlin@dberlin.org>
12662 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12663 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12664 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12665 (DECL_NO_TBAA_P): Define.
12666 (struct tree_decl_common): Add no_tbaa_flag field.
12667 * tree-ssa-structalias.c (struct variable_info): Add
12668 no_tbaa_pruning field.
12669 (new_var_info): Initialize no_tbaa_pruning field.
12670 (unify_nodes): Copy no_tbaa_pruning field.
12671 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12672 (dump_solution_for_var): Print no_tbaa_pruning flag.
12673 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12675 (compute_tbaa_pruning): New static function.
12676 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12677 Call compute_tbaa_pruning.
12678 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12679 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12680 * gimple-low.c (lower_stmt): Likewise.
12681 * tree-gimple.c (is_gimple_stmt): Likewise.
12682 * tree-ssa-operands.c (get_expr_operands): Likewise.
12683 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12684 * tree-inline.c (estimate_num_insns_1): Likewise.
12685 (copy_result_decl_to_var): Likewise.
12686 * expr.c (expand_expr_real_1): Likewise.
12687 * tree-pretty-print.c (dump_generic_node): Likewise.
12688 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12689 * omp-low.c (omp_copy_decl_2): Likewise.
12690 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12691 * doc/c-tree.texi (Expression trees): Document
12692 CHANGE_DYNAMIC_TYPE_EXPR.
12694 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12696 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12697 with !HONOR_NANS and !HONOR_INFINITIES.
12698 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12700 2007-06-12 Tristan Gingold <gingold@adacore.com>
12702 * gcov.c: Comments updated.
12703 (source_info): Add file_time field.
12704 (source_index): New variable.
12705 (mutiple_files): New variable.
12706 (generate_results): New function extracted from process_file.
12707 (process_file): Save and restore chain of functions, generate
12708 results and free structures only if not merging results.
12709 (release_structures): File names are now freed in create_file_names
12710 (create_file_names): Free previous file names.
12711 (find_source): File date is now read here and modifications in
12712 source files is checked here.
12713 (read_graph_file): Only reverse order of functions for the current
12715 (make_gcov_file_name): Do not generate long names if input_name is
12717 (output_lines): If merging results do not display graph, data and
12719 Checking source file modification is done in find_source.
12721 * doc/gcov.texi: Append an s to sourcefile.
12723 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12725 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12726 (forced_nop): New pattern.
12727 * config/bfin/bfin.c: Include "df.h".
12728 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12729 (bfin_discover_loop): Use df_get_live_in instead of
12730 global_live_at_start.
12731 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12732 df_analyze when done.
12733 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12734 the insns. Use QImode for the final insn in a bundle. Call
12735 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12737 (reorder_var_tracking_notes): New function.
12738 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12739 update_life_info. Call df_analyze after scheduling and bundle
12740 generation. Call reorder_var_tracking_notes if generating these
12741 notes. Call df_finish_pass at the end.
12743 2007-06-12 Dirk Mueller <dmueller@suse.de>
12745 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12746 a comparison, not an assignment.
12748 2007-06-12 Olivier Hainque <hainque@adacore.com>
12750 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12751 Request walking the subtrees only, leaving the current is_lhs/val_only
12753 (convert_non_local_reference): Likewise.
12755 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12757 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12759 2007-06-12 Richard Guenther <rguenther@suse.de>
12761 PR tree-optimization/15353
12762 PR tree-optimization/31657
12763 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12764 * timevar.def: Add TV_TREE_IFCOMBINE.
12765 * tree-pass.h (pass_tree_ifcombine): Declare.
12766 * tree-ssa-ifcombine.c: New file.
12767 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12768 * tree-flow.h (blocks_in_phiopt_order): Declare.
12769 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12770 (tree-ssa-ifcombine.o): New dependencies.
12772 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12774 PR rtl-optimization/32293
12775 * combine.c (simplify_if_then_else): Truncate return from
12776 nonzero_bits() to correct mode.
12778 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12780 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12781 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12783 2007-06-11 Diego Novillo <dnovillo@google.com>
12785 * Makefile.in (reload1.o-warn): Remove.
12787 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12789 * combine.c (subst): Use reg_overlap_mentioned_p
12790 instead of comparing register numbers directly.
12792 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12794 * reload1.c (mark_home_live_1): Use the mode parameter.
12796 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12798 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12799 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12801 * df-core.c: Ditto.
12803 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12805 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12807 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12809 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12810 from integer registers.
12811 (FP mode splitters): Handle TFmode.
12813 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12815 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12816 for ref-all pointers that point-to anything.
12818 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12820 * config/arm/arm.c (arm_output_dwarf_dtprel,
12821 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12823 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12825 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12826 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12829 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12831 * tree.c (signed_or_unsigned_type_for): New.
12832 (unsigned_type_for): Use signed_or_unsigned_type_for.
12833 (signed_type_for): Use signed_or_unsigned_type_for.
12834 * tree.h (signed_or_unsigned_type_for): New.
12835 (get_signed_or_unsigned_type): Remove.
12836 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12837 lang_hooks.types.signed_type
12838 (size_diffop): Likewise.
12839 (all_ones_mask_p): Likewise.
12840 (build_range_check): Likewise.
12841 (fold_cond_expr_with_comparison): Likewise.
12842 (fold_cond_expr_with_comparison): Likewise.
12843 (unextend): Likewise.
12844 (extract_muldiv_1): Likewise.
12845 (fold_single_bit_test_into_sign_test): Likewise.
12846 (fold_binary): Likewise.
12847 (fold_ternary): Likewise.
12848 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12849 instead of get_signed_or_unsigned_type.
12850 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12851 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12852 * expr.c (signed_or_unsigned_type_for): Use
12853 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12854 * langhooks.c (get_signed_or_unsigned_type): Remove.
12855 (lhd_signed_or_unsigned_type): Remove.
12856 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12857 signed_or_unsigned_type.
12858 (lhd_signed_or_unsigned_type): Remove.
12859 * expmed.c (make_tree): Use signed_type_for instead of
12860 lang_hooks.types.signed_type.
12861 * c-common.c (same_scalar_type_ignoring_signedness): Use
12862 c_common_signed_type instead of lang_hooks.types.signed_type.
12863 (c_common_unsigned_type): New.
12864 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12865 (shorten_compare): Use c_common_unsigned_type instead of
12866 c_common_signed_or_unsigned_type.
12867 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12869 * convert.c (convert_to_integer): Use signed_type_for instead of
12870 lang_hooks.types.signed_type.
12871 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12872 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12873 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12874 * c-format.c (check_format_types): Use c_common_unsigned_type
12875 instead of unsigned_type_for.
12876 * c-decl.c (groakdeclarator): Likewise.
12877 * c-typeck.c (convert_for_assignment): Likewise.
12878 * c-common.h (c_common_unsigned_type): New.
12880 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12883 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12884 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12886 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12888 PR middle-end/32279
12889 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12890 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12892 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12893 Sebastian Pop <sebpop@gmail.com>
12895 * lambda-code.c (remove_iv): New.
12896 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12898 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12900 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12901 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12902 * tree-ssa-loop-prefetch.c: Include optabs.h.
12903 (FENCE_FOLLOWING_MOVNT): New macro.
12904 (struct mem_ref): Add independent_p and storent_p fields.
12905 (record_ref): Initalize the new fields.
12906 (gather_memory_references_ref): Return true if the reference
12908 (gather_memory_references): Check whether all memory accesses
12909 in loop were recorded.
12910 (should_issue_prefetch_p): Return false for nontemporal stores.
12911 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12912 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12913 (determine_loop_nest_reuse): Detect independent memory references.
12914 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12915 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12916 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12917 * config/i386/i386.h (x86_mfence): Declare.
12918 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12919 * config/i386/i386.c (x86_mfence): New variable.
12920 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12922 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12923 * optabs.c (init_optabs): Initialize storent_optab.
12924 * optabs.h (enum optab_index): Add OTI_storent.
12925 (storent_optab): Declare.
12926 * genopinit.c (optabs): Add initialization for storent_optab.
12927 * tree.h (MOVE_NONTEMPORAL): New macro.
12928 * expr.c (expand_assignment, store_expr, store_constructor_field,
12929 store_constructor, store_field, expand_expr_real_1): Propagate
12930 nontemporality of the expanded store.
12931 (emit_storent_insn): New function.
12932 * expr.h (expand_assignment, store_expr): Declaration changed.
12933 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12934 to expand_assignment.
12935 * stmt.c (expand_asm_expr): Ditto.
12936 * calls.c (initialize_argument_information): Pass false as
12937 nontemporality to store_expr.
12938 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12941 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12943 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12945 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12947 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12949 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12950 and allow DECL_P here.
12952 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12954 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12955 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12956 track of the size of the expression.
12957 * cfghooks.c (merge_blocks): Remove block from loops structure only
12958 after call of the merge_blocks hook.
12960 2007-06-09 Tom Tromey <tromey@redhat.com>
12962 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12963 (deprecated_state): Removed.
12964 (start_decl): Update.
12965 (enum deprecated_states): Moved earlier.
12966 (groktypename): Update.
12967 (push_parm_decl): Likewise.
12968 (grokfield): Likewise.
12969 (start_function): Likewise.
12971 2007-06-09 Ian Lance Taylor <iant@google.com>
12973 PR tree-optimization/32169
12974 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12975 CONVERT_EXPR, check whether min and max both converted to an
12976 overflow infinity representation.
12978 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12980 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12981 not inserted on the edge.
12983 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12985 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12986 instructions if they are supported.
12987 (__divsi3, __umodsi3, __modsi3): Likewise.
12988 (__ashldi3, __ashrdi3, __lshrdi3): New.
12989 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12991 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12992 Tony Linthicum <tony.linthicum@amd.com>
12994 * doc/invoke.texi: Add fvect-cost-model flag.
12995 * common.opt (fvect-cost-model): New flag.
12996 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12997 cost fields in stmt_vec_info struct for STMT.
12998 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12999 fields in stmt_vec_info struct and access functions for the same.
13000 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
13001 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
13002 load, store and vector to scalar operation.
13003 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
13004 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
13005 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
13006 (TARG_VEC_STORE_COST): Define cost of vector store.
13007 (vect_estimate_min_profitable_iters): Define new function.
13008 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
13009 check to evaluate if loop iterations are less than minimum profitable
13010 iterations determined by cost model or minimum vect loop bound defined
13011 by user, whichever is more conservative.
13012 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
13013 run-time check to evaluate if loop iterations are less than minimum
13014 profitable iterations determined by cost model or minimum vect loop
13015 bound defined by user, whichever is more conservative.
13016 (vect_estimate_min_profitable_iterations): New function to estimate
13017 mimimimum iterartions required for vector version of loop to be
13018 profitable over scalar version.
13019 (vect_model_reduction_cost): New function.
13020 (vect_model_induction_cost): New function.
13021 (vect_model_simple_cost): New function.
13022 (vect_cost_strided_group_size): New function.
13023 (vect_model_store_cost): New function.
13024 (vect_model_load_cost): New function.
13025 (vectorizable_reduction): Call vect_model_reduction_cost during
13027 (vectorizable_induction): Call vect_model_induction_cost during
13029 (vectorizable_load): Call vect_model_load_cost during analysis phase.
13030 (vectorizable_store): Call vect_model_store_cost during analysis phase.
13031 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
13032 vectorizable_promotion, vectorizable_demotion): Call
13033 vect_model_simple_cost during analysis phase.
13035 2007-06-08 Simon Baldwin <simonb@google.com>
13037 * reg-stack.c (get_true_reg): Readability change. Moved default case
13038 label into direct switch statement scope.
13040 2007-06-08 Simon Baldwin <simonb@google.com>
13042 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
13043 in gcc_assert() with '==' comparison.
13045 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13047 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
13048 TARGET_ABM handling of x86_popcnt variable.
13050 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13052 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13053 __builtin_copysignq and __builtin_infq built-in functions.
13055 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13057 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13058 SSE4.2 section. Correct built-in function names in SSE4A section.
13060 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13062 PR tree-optimization/32243
13063 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13064 for ncopies after ratio check between nunits_out and nunits_in.
13065 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13067 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13069 PR tree-optimization/32224
13070 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13071 vectorization upon a non GIMPLE_MODIFY_STMT.
13073 2007-06-08 Christian Bruel <christian.bruel@st.com>
13076 * config/sh/sh.md (doloop_end): New pattern and splitter.
13077 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13079 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13081 PR middle-end/32209
13082 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13084 (verify_dominators): Do not change dominance tree.
13086 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13088 * config/sh/constraints.md: New file.
13089 * config/sh/sh.c: Include tm-constrs.h.
13090 (reg_class_from_letter): Remove.
13091 (prepare_cbranch_operands): Use satisfies_constraint_*
13092 function instead of macro.
13093 (andcosts, broken_move, sh_secondary_reload): Likewise.
13094 * config/sh/predicates.md (trapping_target_operand): Likewise.
13095 (and_operand, arith_operand, arith_reg_or_0_operand,
13096 cmp_operand, logical_operand, target_operand,
13097 ua_address_operand, ua_offset, xor_operand): Likewise.
13098 * config/sh/sh.md: Include constraints.md.
13099 (*movsicc_t_false): Use satisfies_constraint_* function
13101 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13102 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13103 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13104 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13105 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13106 (REG_CLASS_FROM_CONSTRAINT): Remove.
13107 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13108 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13109 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13110 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13111 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13112 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13113 function instead of macro.
13114 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13115 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13116 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13117 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13118 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13119 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13120 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13121 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13122 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13123 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13124 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13125 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13126 EXTRA_CONSTRAINT_STR): Likewise.
13127 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13129 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13131 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13133 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13136 * c-common.h (flag_cpp0x): Replaced by...
13137 (cxx_dialect): ... this new variable specifying the C++ dialect that
13139 * c-common.c (flag_cpp0x): Removed.
13140 (cxx_dialect): Defined.
13141 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13143 * c-opts.c (c_common_post_options): Likewise.
13144 (set_std_cxx98): Set cxx_dialect to cxx98.
13145 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13147 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13148 Hui-May Chang <hm.chang@apple.com>
13150 * doc/invoke.texi (Darwin Options): Update documentation for
13151 -mmacosx-version-min.
13152 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13153 * config/darwin-driver.c: New file.
13154 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13155 * config/t-darwin (darwin-driver.o): New rule.
13157 * config/darwin-c.c (version_as_macro): Ignore low digit.
13159 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13161 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13162 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13163 (CSGNMODE): New mode macro.
13164 (CSGNVMODE): New mode attribute.
13165 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13166 expander using CSGNMODE mode macro. Handle TFmode.
13167 (copysign<mode>3_const): Rename from copysignsf3_const and
13168 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13170 (copysign<mode>3_var): Rename from copysignsf3_var and
13171 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13173 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13174 mode macro. Handle TFmode.
13175 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13176 (iortf3, *iortf3): Ditto.
13177 (xortf3, *xortf3): Ditto.
13178 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13179 TFmode and TImode masks.
13180 (ix86_expand_copysign): Expand TFmode copysign insn.
13181 (IX86_BUILTIN_INFQ): New.
13182 (IX86_BUILTIN_FABSQ): Ditto.
13183 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13184 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13185 [__builtin_fabsq]: Ditto.
13186 [__builtin_copysignq]: Ditto.
13187 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13188 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13189 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13190 ix86_expand_binop_builtin().
13192 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13194 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13196 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13199 * rtl.h (push_to_sequence2): New.
13200 * emit-rtl.c (push_to_sequence2): New.
13201 * function.c (assign_parm_data_all): Add new fields.
13202 (assign_parm_setup_block): Call push_to_sequence2 instead of
13204 (assign_parm_setup_reg): Ditto.
13205 (assign_parm_setup_stack): Ditto.
13206 (assign_parms_unsplit_complex): Ditto.
13207 (assign_parms): Change field name.
13209 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13211 PR tree-optimization/32220
13212 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13213 phi node is reached before defining statement.
13215 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13218 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13219 after changing the right hand side of the assignment.
13221 2007-06-06 Eric Christopher <echristo@apple.com>
13223 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13224 (x86_64-*-darwin*): Ditto.
13225 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13226 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13228 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13230 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13231 coding conventions.
13232 (add_key): Likewise.
13233 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13234 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13236 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13238 (add_cost_one_coalesce): Likewise.
13239 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13240 variable names. Rename orig to orig_name for consistency.
13241 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13242 coding conventions.
13243 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13245 (record_equivalences_from_stmt): Likewise.
13246 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13247 the coding conventions.
13248 (memory_ssa_name_same): Likewise.
13249 (dse_optimize_stmt): Likewise.
13250 (dse_record_phis): Likewise.
13251 (dse_finalize_block): Likewise.
13252 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13253 keywords as variable names.
13254 (may_move_till): Cast according to the coding conventions.
13255 (force_move_till_expr): Avoid using C++ keywords as variable names.
13256 (force_move_till): Cast according to the coding conventions.
13257 (memref_hash): Likewise.
13258 (memref_eq): Likewise.
13259 (gather_mem_refs_stmt): Likewise.
13260 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13261 using C++ keywords as variable names.
13262 (idx_find_step): Cast according to the coding conventions.
13263 (idx_record_use): Likewise.
13264 (find_depends): Likewise.
13265 (prepare_decl_rtl): Likewise.
13266 (mbc_entry_hash): Likewise.
13267 (mbc_entry_eq): Likewise.
13268 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13269 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13270 (idx_infer_loop_bounds): Cast according to the coding conventions.
13271 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13272 * tree-ssa-math-opts.c (occ_new ): Likwise.
13273 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13275 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13277 (add_use_op): Likewise.
13278 (add_vop): Likewise.
13279 (add_vuse_op): Likewise.
13280 (add_vdef_op): Likewise.
13281 (get_expr_operands): Likewise.
13282 (push_stmt_changes): Use type safe memory macros.
13283 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13284 keywords as variable names.
13285 (conditional_replacement): Likewise.
13286 (minmax_replacement): Likewise.
13287 (abs_replacement): Likewise.
13288 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13289 coding conventions.
13290 (insert_fake_stores): Avoid using C++ keywords as variable names.
13291 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13293 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13294 (heapvar_insert): Use type safe memory macros.
13295 (new_var_info): Cast according to the coding conventions.
13296 (new_constraint): Likewise.
13297 (remove_preds_and_fake_succs): Use type safe memory macros.
13298 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13300 (thread_single_edge): Likewise.
13301 (thread_through_loop_header): Likewise.
13303 2007-06-06 Eric Christopher <echristo@apple.com>
13305 * config/i386/i386.c (override_options): Move handling
13306 of TARGET_SUBTARGET* earlier.
13308 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13310 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13313 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13315 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13316 emited outside of basic block.
13317 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13318 the created blocks.
13319 * rtl.h (delete_insn_chain): Declaration changed.
13320 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13322 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13323 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13324 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13325 to delete_insn_chain.
13326 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13327 do not have bb field set.
13328 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13330 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13331 * cfgcleanup.c (try_optimize_cfg): Ditto.
13333 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13335 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13336 (lambda_body_vector_new): Use type safe memory macros.
13337 (lambda_linear_expression_new): Likewise.
13338 (lambda_loopnest_new): Likewise.
13339 (lambda_lattice_new): Likewise.
13340 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13341 conventions. Use type safe memory macros.
13342 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13343 (lambda_body_vector_s): Likewise.
13344 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13345 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13347 2007-06-06 Richard Guenther <rguenther@suse.de>
13349 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13350 if we need to schedule cfg_cleanup.
13351 (tree_ssa_forward_propagate_single_use_vars): Do so.
13353 2007-06-06 Ian Lance Taylor <iant@google.com>
13355 * fold-const.c (merge_ranges): If range_successor or
13356 range_predecessor fail, just return 0.
13358 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13360 PR tree-optimization/32216
13361 * tree-vectorizer.c (supportable_widening_operation): Determine
13362 signedness of FIX_TRUNC_EXPR from output operand.
13363 (supportable_narrowing_operation): Ditto.
13364 * tree-vect-generic.c (expand_vector_operations_1): Determine
13365 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13366 from input operand.
13368 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13370 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13371 (struct pta): ...from here. Change flags to unsigned to avoid
13372 excessive casting (as it is used as a bit mask).
13373 (override_options): Add casts according to the coding convenventions.
13374 (x86_64_elf_unique_section): Likewise.
13375 (examine_argument): Avoid using C++ keywords as variable names.
13376 (construct_container): Likewise.
13377 (legitimize_pic_address): Likewise.
13378 (get_dllimport_decl): Cast according to the coding conventions. Use
13379 type safe memory macros.
13380 (legitimize_address): Cast according to the coding conventions.
13381 (emit_i387_cw_initialization): Corrected the type of slot to enum
13383 (ix86_init_machine_status): Use type safe memory macros.
13384 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13385 (bdesc_pcmpistr): Likewise.
13386 (bdesc_crc32): Likewise.
13387 (bdesc_sse_3arg): Likewise.
13388 (bdesc_2arg): Likewise.
13389 (bdesc_1arg): Likewise.
13390 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13391 (ix86_expand_sse_pcmpistr): Likewise.
13392 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13393 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13394 int to match the langhook definition.
13395 (ix86_builtin_conversion): Change the type of code to unsigned init to
13396 match the langhook definition.
13397 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13399 (ix86_preferred_output_reload_class): Likewise.
13400 (ix86_cannot_change_mode_class): Likewise.
13401 (ix86_memory_move_cost): Likewise.
13402 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13403 avoid excessive casting later on.
13404 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13406 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13408 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13409 as flags setting insn.
13410 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13412 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13414 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13415 (UNSPEC_ROUND): New.
13416 ("sse4_1_round<mode>2"): New insn pattern.
13417 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13419 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13420 expander using SSEMODEF mode macro. Expand using
13421 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13422 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13423 expander using SSEMODEF mode macro. Expand using
13424 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13425 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13426 expander using SSEMODEF mode macro. Expand using
13427 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13428 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13429 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13430 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13433 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13434 Sebastian Pop <sebpop@gmail.com>
13436 * lambda.h (build_linear_expr): New.
13437 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13438 Use build_linear_expr, call fold and force_gimple_operand.
13439 (lambda_loopnest_to_gcc_loopnest): Check that there is
13440 something to insert.
13441 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13443 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13445 PR preprocessor/23479
13446 * doc/extend.texi: Document the 0b-prefixed binary integer
13447 constant extension.
13449 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13451 PR tree-optimization/32215
13452 * tree-vectorizer.c (supportable_widening_operation): Return false
13453 for unsupported FIX_TRUNC_EXPR tree code.
13454 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13456 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13458 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13459 register on SPE targets. Change documentation to reflect
13461 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13462 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13463 out of the register allocation pool.
13464 (rs6000_reg_live_or_pic_offset_p): New function.
13465 (rs6000_emit_prologue): Move the actual saving of LR up to free
13466 r0 for holding r11. Split saving of SPE 64-bit registers into
13467 its own case. Ensure that offsets will always be in-range for
13468 'evstdd' by using r11 as a scratch register to point at the start
13469 of the SPE save area. Save r11 if necessary, as it is the static
13471 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13472 into its own case. Ensure that offsets will always be in-range
13473 for 'evldd' by using r11 as a scratch register to point at the
13474 start of the SPE save area. Also adjust r11 when restoring
13475 the stack pointer to compensate for pre-loading r11.
13477 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13479 * cfg.c (init_flow): Use type safe memory macros.
13480 (alloc_block): Likewise.
13481 (unchecked_make_edge): Likewise.
13482 (dump_flow_info): Avoid using C++ keywords as variable names.
13483 (copy_original_table_clear): Cast according to the coding conventions.
13484 (copy_original_table_set): Likewise.
13485 * cfgexpand (label_rtx_for_bb): Likewise.
13486 (expand_gimple_basic_block): Likewise.
13487 * cfghooks.c (dump_bb): Likewise.
13488 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13490 (lv_add_condition_to_bb): Likewise.
13491 * cfglayout (relink_block_chain): Cast according to the coding
13493 (fixup_reorder_chain): Likewise.
13494 (fixup_fallthru_exit_predecessor): Likewise.
13495 * cfgloop.c (glb_enum_p): Likewise.
13496 (get_exit_description): Likewise.
13497 (dump_recorded_exit): Likewise.
13498 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13499 (struct loop): ... from here.
13500 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13502 * cfgrtl.c (rtl_create_basic_block): Likewise.
13503 (rtl_split_block): Likewise.
13504 (rtl_dump_bb): Likewise.
13505 (cfg_layout_split_block): Likewise.
13506 (init_rtl_bb_info): Use typesafe memory macros.
13508 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13509 * graphds.h: Updated all usages of edge to graph_edge.
13510 * graphds.c: Likewise.
13511 * cfgloopanal.c: Likewise.
13513 2007-06-05 Ian Lance Taylor <iant@google.com>
13515 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13516 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13517 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13519 (test_for_singularity): Likewise.
13521 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13523 * config/i386/constraints.md ("Y2"): Replaced by ...
13525 * config/i386/i386.md: Likewise.
13526 * config/i386/mmx.md: Likewise.
13527 * config/i386/sse.md: Likewise.
13529 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13531 * config/i386/constraints.md ("z"): Replaced by ...
13533 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13534 (sse4_1_blendvps): Likewise.
13535 (sse4_1_pblendvb): Likewise.
13536 (sse4_2_pcmpestr): Likewise.
13537 (sse4_2_pcmpestrm): Likewise.
13538 (sse4_2_pcmpestr_cconly): Likewise.
13539 (sse4_2_pcmpistr): Likewise.
13540 (sse4_2_pcmpistrm): Likewise.
13541 (sse4_2_pcmpistr_cconly): Likewise.
13543 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13545 * matrix-reorg.c (transform_access_sites): Fix computation.
13546 (transform_allocation_sites): Same.
13548 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13550 * config/i386/i386.c (override_options): Use
13551 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13553 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13555 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13556 (nonimm_not_xmm0_operand): Ditto.
13557 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13558 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13559 as operand[2] predicate. Require "z" class XMM register for
13560 operand[3]. Adjust asm template.
13561 ("sse4_1_blendvpd"): Ditto.
13562 ("sse4_1_pblendvb"): Ditto.
13563 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13564 force op2 into xmm0 register for variable blend instructions.
13566 2007-06-04 Tom Tromey <tromey@redhat.com>
13568 * c-tree.h (start_enum): Update.
13569 (build_enumerator): Likewise.
13570 * c-decl.c (enum_next_value): Removed.
13571 (enum_overflow): Likewise.
13572 (start_enum): Add c_enum_contents argument. Don't use globals.
13573 (build_enumerator): Likewise.
13574 * c-tree.h (struct c_enum_contents): New struct.
13576 2007-06-04 Tom Tromey <tromey@redhat.com>
13578 * c-common.c (c_common_get_alias_set): Fix indentation.
13580 2007-06-04 Ian Lance Taylor <iant@google.com>
13582 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13583 to overflow, reduce overflow infinity to regular infinity.
13584 (vrp_var_may_overflow): New static function.
13585 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13587 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13589 * stor-layout.c (layout_type): Remove duplicate code.
13591 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13594 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13595 before build_common_builtin_nodes ().
13597 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13600 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13602 2007-06-04 Jan Hubicka <jh@suse.cz>
13604 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13605 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13606 instead of _stat version.
13608 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13610 PR tree-optimization/32194
13611 * tree-predcom.c (determine_offset): Check that both references have
13614 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13616 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13617 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13618 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13619 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13620 Add argument to iterate_fix_dominators call.
13621 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13622 * gcse.c (hoist_code): Change domby to vector.
13623 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13624 Add argument to iterate_fix_dominators call.
13625 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13626 recompute_dominator.
13627 * lambda-code.c (perfect_nestify): Ditto.
13628 * cfgloopanal.c: Include graphds.h.
13629 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13630 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13631 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13633 * graphds.c: New file.
13634 * graphds.h: New file.
13635 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13636 (get_dominated_by, get_dominated_by_region): Change return type to
13638 (verify_dominators): Recompute all dominators and compare the results.
13639 (recount_dominator): Renamed to ...
13640 (recompute_dominator): ... this. Do not check that the block is
13641 dominated by entry.
13642 (iterate_fix_dominators): Reimplemented.
13643 (prune_bbs_to_update_dominators, root_of_dom_tree,
13644 determine_dominators_for_sons): New functions.
13645 * et-forest.c (et_root): New function.
13646 * et-forest.h (et_root): Declare.
13647 * Makefile.in (graphds.o): Add.
13648 (cfgloopanal.o): Add graphds.h dependency.
13649 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13650 * basic-block.h (get_dominated_by, get_dominated_by_region,
13651 iterate_fix_dominators): Declaration changed.
13652 (recount_dominator): Renamed to ...
13653 (recompute_dominator): ... this.
13654 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13655 (thread_through_all_blocks): Do not free dominance info.
13657 2007-06-03 Andreas Schwab <schwab@suse.de>
13659 * config/m68k/m68k.c (override_options): Don't override
13661 * config/m68k/m68k-modes.def (SF, DF): Define to use
13662 motorola_single_format and motorola_double_format, resp.
13663 * real.c (motorola_single_format): Renamed from
13664 coldfire_single_format.
13665 (motorola_double_format): Renamed from coldfire_double_format.
13666 (encode_ieee_extended): Generate a proper canonical NaN image
13667 respecting canonical_nan_lsbs_set.
13668 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13670 * real.h: Adjust declarations.
13672 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13675 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13676 the symbol is generated with the stack protector.
13678 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13680 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13681 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13683 * doc/extend.texi (interrupt): Mention m68k.
13685 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13687 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13688 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13689 (ix86_expand_sse_pcmpestr): Do not check operands for
13690 "register_operand", when insn operand predicate is "register_operand".
13691 (ix86_expand_sse_pcmpistr): Ditto.
13693 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13694 Uros Bizjak <ubizjak@gmail.com>
13696 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13697 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13698 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13699 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13700 * config/i386/constraints.md ("z"): New register constraint
13701 for members of SSE_FIRST_REG class.
13702 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13703 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13704 SSE_FIRST_REG class.
13705 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13706 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13707 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13708 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13709 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13710 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13711 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13712 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13713 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13714 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13715 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13716 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13717 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13718 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13719 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13720 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13721 (struct builtin_description): Change "flag" field to unsigned.
13722 (bdesc_pcmpestr): New builtin description table.
13723 (bdesc_pcmpistr): Likewise.
13724 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13725 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13726 Initialize pcmp[ei]str[im] insns for SSE4.2.
13727 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13728 (ix86_expand_sse_pcmpistr): Likewise.
13729 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13730 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13731 (UNSPEC_PCMPISTR): Likewise.
13732 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13733 (sse4_2_pcmpestri):New isns pattern.
13734 (sse4_2_pcmpestrm): Likewise.
13735 (sse4_2_pcmpestr_cconly): Likewise.
13736 (sse4_2_pcmpistr): New insn patern and splitter.
13737 (sse4_2_pcmpistri):New isns pattern.
13738 (sse4_2_pcmpistrm): Likewise.
13739 (sse4_2_pcmpistr_cconly): Likewise.
13740 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13743 2007-06-01 David Daney <ddaney@avtrex.com>
13745 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13746 LOADGP_ABSOLUTE and not binds_local_p.
13748 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13750 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13752 2007-06-01 Ian Lance Taylor <iant@google.com>
13754 * tree-vrp.c (compare_name_with_value): Always set
13755 used_strict_overflow if we get a result from the variable itself.
13757 2007-06-01 Ian Lance Taylor <iant@google.com>
13759 PR rtl-optimization/31455
13760 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13761 subregs which have a cast between modes which are not tieable.
13763 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13765 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13766 breaks after return statements.
13768 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13770 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13771 only after no_new_pseudos.
13773 2007-05-31 Eric Christopher <echristo@apple.com>
13775 * expr.c (convert_move): Assert that we don't have a BLKmode
13777 (store_expr): Handle BLKmode moves by calling emit_block_move.
13779 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13781 * c-typeck.c (build_indirect_ref): Include type in error message.
13782 (build_binary_op): Pass types to binary_op_error.
13783 * c-common.c (binary_op_error): Take two type arguments, print out
13785 * c-common.h (binary_op_error): Update prototype.
13787 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13789 * config/i386/i386.c: Correct coments on -mno-sse4.
13791 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13793 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13794 (x86_64-*-*): Likewise.
13795 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13796 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13797 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13798 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13799 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13800 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13801 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13802 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13803 (OPTION_MASK_ISA_SSE4): Likewise.
13804 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13805 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13806 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13807 (override_options): Support SSE4.2.
13808 (ix86_build_const_vector): Support SImode and DImode.
13809 (ix86_build_signbit_mask): Likewise.
13810 (ix86_expand_int_vcond): Support V2DImode.
13811 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13812 (IX86_BUILTIN_CRC32HI): Likewise.
13813 (IX86_BUILTIN_CRC32SI): Likewise.
13814 (IX86_BUILTIN_CRC32DI): Likewise.
13815 (IX86_BUILTIN_PCMPGTQ): Likewise.
13816 (bdesc_crc32): Likewise.
13817 (bdesc_sse_3arg): Likewise.
13818 (ix86_expand_crc32): Likewise.
13819 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13820 (ix86_expand_builtin): Likewise.
13821 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13822 __SSE4_2__ for -msse4.2.
13823 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13824 (CRC32MODE): Likewise.
13825 (crc32modesuffix): Likewise.
13826 (crc32modeconstraint): Likewise.
13827 (sse4_2_crc32<mode>): Likewise.
13828 (sse4_2_crc32di): Likewise.
13829 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13831 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13832 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13833 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13834 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13835 (vcondu<mode>): Likewise.
13836 * doc/extend.texi: Document SSE4.2 built-in functions.
13837 * doc/invoke.texi: Document -msse4.2/-msse4.
13839 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13841 PR tree-optimization/32160
13842 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13843 variable as gimple reg.
13844 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13846 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13848 * gcc.c (main): Don't consider linker options when issuing the
13849 warning about a linker input file not being used.
13851 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13853 * tree-vrp.c (compare_names): Initialize sop.
13855 2007-05-30 Dirk Mueller <dmueller@suse.de>
13857 * cgraphunit.c (cgraph_analyze_function): Remove
13858 computation of inline parameters.
13860 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13862 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13864 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13866 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13867 Add vx-common.h. Include vxworks.h between vx-common.h and
13869 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13871 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13872 (TARGET_ASM_DESTRUCTOR): Likewise.
13873 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13874 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13875 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13876 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13877 (VXWORKS_ENDIAN_SPEC): Define.
13878 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13879 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13880 VXWORKS_* equivalents.
13881 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13882 (ASM_FILE_START): Delete.
13883 (TARGET_VERSION): Reformat.
13884 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13885 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13886 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13887 (FPBIT, DPBIT): Define.
13888 (fp-bit.c, dp-bit.c): New rules.
13889 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13890 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13891 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13892 * config/arm/arm.h: Include vxworks-dummy.h.
13893 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13894 Mark with ATTRIBUTE_UNUSED.
13895 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13896 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13897 make it incompatible with -msingle-pic-base.
13898 (arm_function_ok_for_sibcall): Return false for calls that might
13899 go through a VxWorks PIC PLT entry.
13900 (require_pic_register): New function, split out from...
13901 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13903 (arm_load_pic_register): Handle the VxWorks RTP initialization
13904 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13905 (arm_emit_call_insn): New function.
13906 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13907 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13908 (pic_offset_arm): New pattern.
13909 (call, call_value): Use arm_emit_call_insn.
13910 (call_internal, call_value_internal): New expanders.
13911 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13912 VxWorks unless __PIC__.
13914 2007-05-30 Eric Christopher <echristo@gmail.com>
13916 * genrecog.c: Include regs.h in generated file.
13917 * genemit.c: Ditto. Fix up formatting.
13918 * config/mn10300/constraints.md: New.
13919 * config/mn10300/mn10300.md: Include.
13920 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13921 Fix up for removed macro.
13922 * config/mn10300/predicates.md (call_address_operand): Ditto.
13923 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13924 (CONST_OK_FOR_I): Ditto.
13925 (CONST_OK_FOR_J): Ditto.
13926 (CONST_OK_FOR_K): Ditto.
13927 (CONST_OK_FOR_L): Ditto.
13928 (CONST_OK_FOR_M): Ditto.
13929 (CONST_OK_FOR_N): Ditto.
13930 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13934 (EXTRA_CONSTRAINT): Ditto.
13936 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13938 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13940 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13941 OPTION_MASK_ISA_64BIT.
13942 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13944 2007-05-30 Richard Guenther <rguenther@suse.de>
13946 PR middle-end/32152
13947 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13948 types for comparison.
13949 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13950 with original typed arguments.
13951 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13953 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13955 PR tree-optimization/31769
13956 * except.c (duplicate_eh_regions): Clear prev_try if
13957 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13959 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13961 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13962 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13963 bsi of the location where statements should be inserted.
13964 (sink_code_in_bb): Take bsi from statement_sink_location.
13965 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13966 instead of bsi_start.
13967 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13969 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13970 (bsi_move_before): Document inconsistency with bsi_move_after.
13971 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13973 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.h (TARGET_ABM): New define.
13976 (TARGET_POPCNT): Ditto.
13977 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13978 New temporary defines to redefine from OPTION_ISA_* defines.
13979 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13980 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13981 (ix86_isa_flags): New extern int declaration.
13982 (TARGET_SUBTARGET_DEFAULT): New define.
13983 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13984 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13985 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13986 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13987 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13988 * config/i386/darwin.h: Change TARGET_64BIT define to
13991 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13992 using existing "ix86_isa_flags" varible.
13993 (m32, m64): Use existing "ix86_isa_flags" variable.
13994 (mmmx, m3dnow): Ditto.
13995 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13996 (mabm): Define as non-negative option using "x86_abm" variable.
13997 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13999 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
14000 Rewrite feature test bitmap.
14001 (ix86_isa_flags): New initialized global int varible.
14002 (ix86_isa_flags_explicit): New static int variable.
14003 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
14004 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
14005 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
14006 target_flags_explicit.
14007 (override_options): Remove "target_enable" and "target_disable" fields
14008 from "struct ptt". Update processor_target_table accordingly. Remove
14009 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
14010 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
14011 "target_flags" and "ix86_isa_flags_explicit" instead of
14012 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
14013 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
14014 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
14015 to true when either of PTA_POPCNT or PTA_ABM is set in
14016 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
14017 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
14018 processor_alias_table flags entry. Remove handling of
14019 "target_enable" and "target_disable" fields of processor_target_table.
14020 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
14021 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
14022 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
14023 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
14024 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
14026 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
14028 2007-05-29 David Daney <ddaney@avtrex.com>
14031 * config/mips/mips.c (mips_output_mi_thunk): Emit
14032 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
14034 2007-05-29 Hui-May Chang <hm.chang@apple.com>
14035 * config/i386/i386.c (ix86_function_regparm): Added checking of
14036 ix86_force_align_arg_pointer to determine the number of
14037 register parameters.
14039 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
14041 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
14042 (SET_DR_MISALIGNMENT): New.
14043 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
14044 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
14045 Use SET_DR_MISALIGNMENT.
14046 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
14048 * tree-data-ref.c (create_data_ref, compute_all_dependences,
14049 find_loop_nest): Export.
14050 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
14051 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
14052 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14053 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14055 (struct mem_ref): Add field reuse_distance.
14056 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14057 Initialize reuse_distance field.
14058 (issue_prefetch_ref): Select temporality of prefetch according to
14060 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14061 self_reuse_distance, determine_loop_nest_reuse): New functions.
14062 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14063 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14064 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14067 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14069 * tree-ssa-alias.c: Add aliasing overview.
14071 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14072 Danny Smith <dannysmith@users.sourceforge.net>
14075 * config/i386/t-crtfm: Compile crtfastmath.o with
14076 -minline-all-stringops.
14077 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14078 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14080 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14082 * doc/md.texi: Document constraints on HP PA-RISC.
14084 * pa/constraints.md: New file.
14085 * pa.md: Include constraints.md.
14086 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14087 (integer_store_memory_operand, ldil_cint_p): New functions.
14088 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14089 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14090 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14091 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14092 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14094 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14097 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14098 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14099 case POSTDECREMENT_EXPR>): Return the error_mark_node
14100 if either the real or imaginary parts would an
14103 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14105 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14106 name when we remove it from a call.
14108 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14110 * targhooks.c (default_narrow_bitfield): Remove.
14111 * targhooks.h: Remove the prototype for
14112 default_narrow_bitfield.
14114 * langhooks-def.h: Remove the prototype for
14115 hook_get_alias_set_0.
14116 * langhooks.c (hook_get_alias_set_0): Remove.
14118 * global.c (EXECUTE_IF_CONFLICT): Remove.
14120 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14123 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14124 return true when truth_value_p is true and the type
14127 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14129 * doc/install.texi (Prerequisites): We no longer require Autoconf
14130 2.13 for the top-level.
14132 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14134 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14135 memory access via x86_expand_vector_move_misalign() only for
14136 TImode values on 32-bit targets.
14138 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14140 * matrix-reorg.c: New file. Implement matrix flattening and
14141 transposing optimization.
14142 * tree-pass.h: Add matrix reorg pass.
14143 * common.opt: Add fipa-mreorg flag.
14144 * Makefile.in: Add matrix-reorg.c.
14145 * passes.c: Add matrix reorg pass.
14146 * varpool.c (add_new_static_var): New function.
14147 * cgraph.h (add_new_static_var): Declare.
14149 2007-05-27 Eric Christopher <echristo@apple.com>
14151 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14152 sp_offset depending on stack size. Save r12 depending
14153 on registers we're saving later.
14154 (rs6000_emit_epilogue): Update sp_offset depending only
14157 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14159 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14160 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14161 * ifcvt.c (if_convert): Ditto.
14162 * tree-ssa-threadupdate.c (thread_block): Ditto.
14163 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14164 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14165 verify_loop_closed_ssa): Check number_of_loops instead of
14167 * predict.c (tree_estimate_probability): Ditto.
14168 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14169 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14170 * modulo-sched.c (sms_schedule): Ditto.
14171 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14172 (scev_finalize): Do not do anything if scev analysis was not
14174 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14175 current_loops == NULL.
14176 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14177 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14178 there are no loops.
14179 (loop_optimizer_finalize): Assert that loops were analyzed.
14180 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14181 rtl_doloop): Check number_of_loops instead of current_loops.
14182 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14183 current_loops == NULL.
14184 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14185 gate_tree_vectorize tree_linear_transform, check_data_deps,
14186 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14187 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14188 Check number_of_loops instead of current_loops.
14189 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14190 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14191 free loops if available.
14192 (execute_pre): Do not pass do_fre to fini_pre.
14194 2007-05-27 Tobias Burnus <burnus@net-b.de>
14196 PR middle-end/32083
14197 * real.c (mpfr_from_real): Fix sign of -Inf.
14199 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14201 * tree-vect-transform.c (vectorizable_conversion): Initialize
14202 tree_code variables to ERROR_MARK.
14203 (vectorizable_type_demotion): Likewise.
14204 (vectorizable_type_promotion): Likewise.
14206 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14209 * config/i386/i386.md (movti): Handle push operands via
14210 ix86_expand_push().
14212 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14214 * basic-block.h: Remove the prototype for merge_seq_blocks.
14215 * cfgcleanup.c (merge_seq_blocks): Remove.
14217 * tree-flow.h: Remove the prototype for is_aliased_with.
14218 * tree-ssa-alias.c (is_aliased_with): Remove.
14220 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14222 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14224 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14226 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14227 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14228 (vec_unpacks_hi_v16qi): Likewise.
14229 (vec_unpacku_lo_v16qi): Likewise.
14230 (vec_unpacks_lo_v16qi): Likewise.
14231 (vec_unpacku_hi_v8hi): Likewise.
14232 (vec_unpacks_hi_v8hi): Likewise.
14233 (vec_unpacku_lo_v8hi): Likewise.
14234 (vec_unpacks_lo_v8hi): Likewise.
14235 (vec_unpacku_hi_v4si): Likewise.
14236 (vec_unpacks_hi_v4si): Likewise.
14237 (vec_unpacku_lo_v4si): Likewise.
14238 (vec_unpacks_lo_v4si): Likewise.
14240 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14242 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14243 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14244 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14245 follow spelling conventions in various
14246 warning/error/diagnostic messages.
14248 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14249 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14250 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14251 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14252 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14253 * doc/tm.texi: Follow spelling conventions.
14255 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14258 * tree-ssa-forwprop.c
14259 (forward_propagate_addr_into_variable_array_index): Remove
14260 the lhs argument. Use the type of def_rhs instead of lhs.
14261 (forward_propagate_addr_expr_1): Update use of
14262 forward_propagate_addr_into_variable_array_index.
14264 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14265 Nigel Stephens <nigel@mips.com>
14267 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14268 function attributes, "far" being an alias for "long_call".
14269 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14270 (mips_near_type_p, mips_far_type_p): New.
14271 (mips_comp_type_attributes): New function to check that attributes
14272 attached to a function type are compatible.
14273 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14274 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14275 to the target function of the thunk.
14276 (mips_encode_section_info): Check for "near" and "far" function
14277 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14279 * config/mips/predicates.md (const_call_insn_operand): Test only
14280 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14282 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14285 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14286 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14287 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14288 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14290 2007-05-25 Eric Christopher <echristo@apple.com>
14292 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14293 to x86-darwin configurations.
14294 * config/i386/t-darwin: Add softfp support.
14295 * config/i386/t-darwin64: Ditto.
14296 * config/i386/sfp-machine.h: If mach then don't use
14297 aliasing, emit a stub to call.
14299 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14301 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14302 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14303 tree-predcom.c, tree-ssa-alias-warnings.c,
14304 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14305 comment typos. Follow spelling conventions.
14306 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14308 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14311 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14312 constants into memory. Expand unaligned memory references for
14313 SSE modes via x86_expand_vector_move_misalign() function.
14315 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14317 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14318 "memory" attribute for "sseishft" type insn without operands[2].
14320 2007-05-25 Dirk Mueller <dmueller@suse.de>
14321 Marcus Meissner <meissner@suse.de>
14323 * doc/extend.texi (alloc_size): New attribute.
14324 * c-common.c (handle_alloc_size_attribute): New.
14325 * tree-object-size.c (alloc_object_size): Use alloc_size
14326 attribute, if available.
14328 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14330 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14332 (__builtin_ia32_vec_ext_v2di): Likewise.
14333 (__builtin_ia32_vec_ext_v4si): Likewise.
14334 (__builtin_ia32_vec_ext_v8hi): Likewise.
14335 (__builtin_ia32_vec_ext_v16qi): Likewise.
14336 (__builtin_ia32_vec_set_v8hi): Likewise.
14338 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14340 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14342 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14344 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14345 (arm_is_longcall_p): Rename to...
14346 (arm_is_long_call_p): ...this. Take a single tree argument and
14348 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14349 (CUMULATIVE_ARGS): Remove call_cookie.
14350 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14351 (ENCODED_LONG_CALL_ATTR_P): Delete.
14352 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14353 LONG_CALL_FLAG_CHAR cases.
14354 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14355 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14356 ARM_DECLARE_FUNCTION_SIZE.
14357 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14358 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14359 (arm_encode_call_attribute, current_file_function_operand): Delete.
14360 (arm_function_in_section_p): New function.
14361 (arm_is_longcall_p): Rename to...
14362 (arm_is_long_call_p): ...this. Take the target function as a single
14363 argument and return a bool. Do not rely on call cookies. Check
14364 whether the target symbol is in the same section as the current
14365 function, not just the same compilation unit.
14366 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14367 (arm_encode_section_info): Don't encode a call type.
14368 * config/arm/arm.md (call, call_value): Update calls to
14369 arm_is_long(_)call_p. Simplify logic.
14370 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14371 Update calls to arm_is_long(_)call_p.
14373 2007-05-25 Richard Guenther <rguenther@suse.de>
14375 PR tree-optimization/31982
14376 * tree-ssa-forwprop.c
14377 (forward_propagate_addr_into_variable_array_index): Handle arrays
14378 with element size one.
14380 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14382 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14383 (umulsi3_highpart): Likewise.
14385 2007-05-24 Ian Lance Taylor <iant@google.com>
14387 PR rtl-optimization/32069
14388 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14391 2007-05-24 Ollie Wild <aaw@google.com>
14393 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14396 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14398 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14399 (oprs_unchanged_p): Use it to check all registers in a REG.
14400 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14401 (reg_set_between_after_reload_p): Delete.
14402 (reg_used_between_after_reload_p): Likewise.
14403 (reg_set_or_used_since_bb_start): Likewise.
14404 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14405 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14406 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14407 * rtlanal.c (reg_set_p): Check whether REG overlaps
14408 regs_invalidated_by_call, rather than just checking the
14409 membership of REGNO (REG).
14411 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14413 * doc/passes.texi: Document predictive commoning.
14414 * doc/invoke.texi (-fpredictive-commoning): Document.
14415 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14416 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14417 adding indices to the generated name.
14418 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14419 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14420 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14421 (op_symbol_code): ... and exported.
14422 (dump_omp_clause, op_symbol): Use op_symbol_code
14423 instead of op_symbol_1.
14424 * tree-pass.h (pass_predcom): Declare.
14425 * timevar.def (TV_PREDCOM): New timevar.
14426 * tree-ssa-loop.c (run_tree_predictive_commoning,
14427 gate_tree_predictive_commoning, pass_predcom): New.
14428 * tree-data-ref.c (find_data_references_in_loop): Find the
14429 references in dominance order.
14430 (canonicalize_base_object_address): Ensure that the result has
14432 (dr_analyze_innermost): Export.
14433 (create_data_ref): Code to fail for references with invariant
14435 (find_data_references_in_stmt): ... here.
14436 * tree-data-ref.h (dr_analyze_innermost): Declare.
14437 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14438 (aff_combination_find_elt, name_expansion_hash,
14439 name_expansion_eq, tree_to_aff_combination_expand,
14440 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14442 * tree-affine.h (aff_combination_constant_multiple_p,
14443 tree_to_aff_combination_expand): Declare.
14444 * tree-predcom.c: New file.
14445 * common.opt (fpredictive-commoning): New option.
14446 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14447 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14448 * Makefile.in (tree-predcom.o): Add.
14449 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14450 * passes.c (init_optimization_passes): Add dceloop after
14451 copy propagation in loop optimizer. Add predictive commoning
14452 to loop optimizer passes.
14454 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14456 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14459 2007-05-24 Jan Hubicka <jh@suse.cz>
14461 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14463 (genheader): Include statistics.h.
14465 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14467 * print-rtl.c (flag_dump_unnumbered): Update comments.
14468 (print_rtl): Fix my previous change.
14469 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14472 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14474 PR middle-end/32018
14475 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14477 (thread_through_all_blocks): Call initialize_original_copy_tables
14478 and free_original_copy_tables.
14479 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14481 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14482 * cfghooks.c (duplicate_block): Use get_loop_copy.
14483 * cfg.c: Include cfgloop.h.
14484 (loop_copy): New hash table.
14485 (initialize_original_copy_tables): Initialize loop_copy table.
14486 (free_original_copy_tables): Free loop_copy table.
14487 (copy_original_table_clear, copy_original_table_set,
14488 set_loop_copy, get_loop_copy): New functions.
14489 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14490 * cfgloop.h (struct loop): Remove copy field.
14491 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14492 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14494 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14496 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14497 -msse/-msse2/-msse3.
14499 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14501 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14502 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14504 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14507 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14508 * targhooks.h (default_mangle_decl_assembler_name): Declare
14510 * targhooks.c (default_mangle_decl_assembler_name): Define
14512 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14514 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14515 * langhooks.c (lhd_set_decl_assembler_name): Call
14516 targetm.mangle_decl_assembler_name for names with global scope.
14518 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14520 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14521 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14523 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14524 New. Factored out of i386_pe_encode_section_info.
14525 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14526 Move check for prior decoration of stdcall
14527 symbols to i386_pe_encode_section_info.
14528 (i386_pe_encode_section_info): Adjust call to
14529 gen_stdcall_or_fastcall_suffix. Use
14530 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14531 (i386_pe_mangle_decl_assembler_name): New. Wrap
14532 i386_pe_maybe_mangle_decl_assembler_name.
14534 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14536 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14537 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14538 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14539 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14540 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14543 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14544 Nigel Stephens <nigel@mips.com>
14545 Richard Sandiford <richard@codesourcery.com>
14547 Fix up MIPS16 hard float and add support for complex.
14549 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14550 (TARGET_SOFT_FLOAT_ABI): New.
14551 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14552 __mips_soft_float to reflect the ABI in use, not whether the
14553 FPU is directly accessible (e.g., in MIPS16 mode).
14554 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14555 (UNITS_PER_FPVALUE): Likewise.
14557 * config/mips/mips.c (mips_expand_call): Remove redundant
14558 TARGET_MIPS16 check.
14559 (mips_arg_regno): New.
14560 (function_arg_advance): When setting bits in cum->fp_code for
14561 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14563 (function_arg): Use mips_arg_regno.
14564 (mips_return_mode_in_fpr_p): New.
14565 (mips16_call_stub_mode_suffix): New.
14566 (mips16_cfun_returns_in_fpr_p): New.
14567 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14568 (mips_output_function_prologue): Test mips16_hard_float, not
14569 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14570 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14571 return value into a floating-point register.
14572 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14573 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14574 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14575 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14576 word of double arguments from or to the high bits of 64-bit
14577 floating point registers.
14578 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14579 (mips16_fpret_double): New helper function.
14580 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14581 support for complex modes. Fill in DECL_RESULT for stubdecl.
14582 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14584 * config/mips/mips16.S
14585 (RET, ARG1, ARG2): New.
14586 (MERGE_GPRf, MERGE_GPRt): New.
14587 (DELAYt, DELAYf): New.
14588 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14589 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14590 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14591 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14592 (SFOP): Renamed to...
14593 (OPSF3): This, and macro-ified. Updated all uses.
14594 (SFOP2): Renamed to...
14595 (OPSF2): This, and macro-ified. Updated all uses.
14596 (SFCMP): Renamed to...
14597 (CMPSF): This, and macro-ified. Updated all uses.
14598 (SFREVCMP): Renamed to...
14599 (REVCMPSF): This, and macro-ified. Updated all uses.
14600 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14601 (LDDBL1, LDDBL2, RETDBL): Deleted.
14602 (DFOP): Renamed to...
14603 (OPDF3): This, and macro-ified. Updated all uses.
14604 (DFOP2): Renamed to...
14605 (OPDF2): This, and macro-ified. Updated all uses.
14606 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14607 (DFCMP): Renamed to...
14608 (CMPDF): This, and macro-ified. Updated all uses.
14609 (DFREVCMP): Renamed to...
14610 (REVCMPDF): This, and macro-ified. Updated all uses.
14611 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14612 (RET_FUNCTION): New.
14613 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14614 (__mips16_ret_sc, __mips16_ret_dc): New.
14615 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14616 STUB_ARGS_6, STUB_ARGS_10): New.
14617 (CALL_STUB_NO_RET): New.
14618 (__mips16_call_stub_1): Macro-ified.
14619 (__mips16_call_stub_5): Macro-ified.
14620 (__mips16_call_stub_2): Macro-ified.
14621 (__mips16_call_stub_6): Macro-ified.
14622 (__mips16_call_stub_9): Macro-ified.
14623 (__mips16_call_stub_10): Macro-ified.
14624 (CALL_STUB_RET): New.
14625 (__mips16_call_stub_sf_0): Macro-ified.
14626 (__mips16_call_stub_sf_1): Macro-ified.
14627 (__mips16_call_stub_sf_5): Macro-ified.
14628 (__mips16_call_stub_sf_2): Macro-ified.
14629 (__mips16_call_stub_sf_6): Macro-ified.
14630 (__mips16_call_stub_sf_9): Macro-ified.
14631 (__mips16_call_stub_sf_10): Macro-ified.
14632 (__mips16_call_stub_df_0): Macro-ified.
14633 (__mips16_call_stub_df_1): Macro-ified.
14634 (__mips16_call_stub_df_5): Macro-ified.
14635 (__mips16_call_stub_df_2): Macro-ified.
14636 (__mips16_call_stub_df_6): Macro-ified.
14637 (__mips16_call_stub_df_9): Macro-ified.
14638 (__mips16_call_stub_df_10): Macro-ified.
14639 (__mips16_call_stub_sc_0): New.
14640 (__mips16_call_stub_sc_1): New.
14641 (__mips16_call_stub_sc_5): New.
14642 (__mips16_call_stub_sc_2): New.
14643 (__mips16_call_stub_sc_6): New.
14644 (__mips16_call_stub_sc_9): New.
14645 (__mips16_call_stub_sc_10): New.
14646 (__mips16_call_stub_dc_0): New.
14647 (__mips16_call_stub_dc_1): New.
14648 (__mips16_call_stub_dc_5): New.
14649 (__mips16_call_stub_dc_2): New.
14650 (__mips16_call_stub_dc_6): New.
14651 (__mips16_call_stub_dc_9): New.
14652 (__mips16_call_stub_dc_10): New.
14654 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14655 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14656 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14658 2007-05-23 Ian Lance Taylor <iant@google.com>
14660 * doc/invoke.texi (Invoking GCC): Document that the order of the
14663 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14666 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14667 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14668 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14672 * config/score/score.c (score_print_operand): Make sure that only
14673 lower bits are used.
14675 2007-05-22 Ian Lance Taylor <iant@google.com>
14677 * tree-vrp.c (avoid_overflow_infinity): New static function,
14678 broken out of set_value_range_to_value.
14679 (set_value_range_to_value): Call avoid_overflow_infinity.
14680 (extract_range_from_assert): Likewise.
14682 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14684 PR middle-end/31095
14685 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14686 change the type before looking for a COMPOUND_EXPR.
14688 2007-05-22 Ian Lance Taylor <iant@google.com>
14690 * lower-subreg.c (decompose_multiword_subregs): If we change an
14691 insn, call remove_retval_note on it.
14693 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14695 * regs.h (end_hard_regno): New function.
14696 (END_HARD_REGNO, END_REGNO): New macros.
14697 (add_to_hard_reg_set): New function.
14698 (remove_from_hard_reg_set): Likewise.
14699 (in_hard_reg_set_p): Likewise.
14700 (overlaps_hard_reg_set_p): Likewise.
14701 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14702 (note_btr_set): Use END_HARD_REGNO.
14703 * caller-save.c (setup_save_areas): Use end_hard_regno.
14704 (mark_set_regs): Use END_HARD_REGNO.
14705 (add_stored_regs): Use end_hard_regno.
14706 (mark_referenced_regs): Use add_to_hard_reg_set.
14707 * combine.c (update_table_tick): Use END_REGNO.
14708 (record_value_for_reg): Likewise.
14709 (record_dead_and_set_regs): Likewise.
14710 (get_last_value_validate): Likewise.
14711 (use_crosses_set_p): Likewise.
14712 (reg_dead_at_p_1): Likewise.
14713 (reg_dead_at_p): Likewise.
14714 (mark_used_regs_combine): Use add_to_hard_reg_set.
14715 (move_deaths): Use END_HARD_REGNO.
14716 (reg_bitfield_target_p): Use end_hard_regno.
14717 (distribute_notes): Use END_HARD_REGNO.
14718 * cse.c (mention_regs): Use END_REGNO.
14719 (insert): Use add_to_hard_reg_set.
14720 (invalidate): Use END_HARD_REGNO.
14721 (invalidate_for_call): Likewise.
14722 (exp_equiv_p): Use END_REGNO.
14723 (cse_insn): Likewise.
14724 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14725 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14726 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14727 * function.c (keep_stack_depressed): Use end_hard_regno.
14728 * global.c (global_alloc): Use end_hard_regno.
14729 (global_conflicts): Use add_to_hard_reg_set instead of
14731 (find_reg): Likewise.
14732 (mark_reg_store): Likewise.
14733 (mark_reg_conflicts): Likewise.
14734 (mark_reg_death): Use remove_from_hard_reg_set.
14735 (mark_reg_live_nc): Delete.
14736 (set_preference): Use end_hard_regno.
14737 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14738 remove_from_hard_reg_set.
14739 (post_mark_life): Use add_to_hard_reg_set.
14740 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14741 (reg_becomes_live): Use add_to_hard_reg_set.
14742 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14743 (peep2_find_free_register): Use add_to_hard_reg_set.
14744 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14745 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14746 * regrename.c (note_sets): Use add_to_hard_reg_set.
14747 (clear_dead_regs): Use remove_from_hard_reg_set.
14748 (regrename_optimize): Use add_to_hard_reg_set.
14749 (find_oldest_value_reg): Use in_hard_reg_set_p.
14750 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14751 (hard_reg_set_here_p): Use end_hard_regno.
14752 (decompose): Likewise.
14753 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14754 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14755 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14756 (mark_home_live): Use end_hard_regno.
14757 (spill_hard_reg): Likewise.
14758 (clear_reload_reg_in_use): Likewise.
14759 * reorg.c (delete_prior_computation): Use END_REGNO.
14760 * resource.c (update_live_status): Use END_HARD_REGNO.
14761 (mark_referenced_resources): Use add_to_hard_reg_set.
14762 (mark_set_resources): Likewise.
14763 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14764 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14765 (reg_overlap_mentioned_p): Likewise.
14766 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14767 (covers_regno_no_parallel_p): Use END_REGNO.
14768 (find_regno_note): Likewise.
14769 (find_reg_fusage): Use END_HARD_REGNO.
14770 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14771 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14773 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14775 * mode-switching.c (reg_dies): Change type of second argument to
14777 (optimize_mode_switching): Update accordingly.
14779 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14781 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14783 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14784 (hard_reg_set_empty_p): ...these new functions.
14785 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14786 GO_IF_HARD_REG_SUBSET.
14787 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14788 instead of GO_IF_HARD_REG_EQUAL.
14789 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14790 instead of GO_IF_HARD_REG_EQUAL.
14791 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14792 GO_IF_HARD_REG_SUBSET.
14793 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14794 GO_IF_HARD_REG_EQUAL.
14795 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14796 of GO_IF_HARD_REG_SUBSET.
14797 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14798 instead of GO_IF_HARD_REG_EQUAL.
14799 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14800 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14801 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14802 of GO_IF_HARD_REG_SUBSET,
14803 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14804 GO_IF_HARD_REG_SUBSET.
14805 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14806 instead of GO_IF_HARD_REG_EQUAL.
14807 * config/sh/sh.c (push_regs, calc_live_regs): Use
14808 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14809 (hard_regs_intersect_p): Delete.
14811 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14813 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14815 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14816 Richard Henderson <rth@redhat.com>
14818 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14820 (x86_64-*-*): Likewise.
14822 * i386/i386-modes.def (V2QI): New.
14824 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14826 (override_options): Support SSE4.1.
14827 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14828 (IX86_BUILTIN_BLENDPS): Likewise.
14829 (IX86_BUILTIN_BLENDVPD): Likewise.
14830 (IX86_BUILTIN_BLENDVPS): Likewise.
14831 (IX86_BUILTIN_PBLENDVB128): Likewise.
14832 (IX86_BUILTIN_PBLENDW128): Likewise.
14833 (IX86_BUILTIN_DPPD): Likewise.
14834 (IX86_BUILTIN_DPPS): Likewise.
14835 (IX86_BUILTIN_INSERTPS128): Likewise.
14836 (IX86_BUILTIN_MOVNTDQA): Likewise.
14837 (IX86_BUILTIN_MPSADBW128): Likewise.
14838 (IX86_BUILTIN_PACKUSDW128): Likewise.
14839 (IX86_BUILTIN_PCMPEQQ): Likewise.
14840 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14841 (IX86_BUILTIN_PMAXSB128): Likewise.
14842 (IX86_BUILTIN_PMAXSD128): Likewise.
14843 (IX86_BUILTIN_PMAXUD128): Likewise.
14844 (IX86_BUILTIN_PMAXUW128): Likewise.
14845 (IX86_BUILTIN_PMINSB128): Likewise.
14846 (IX86_BUILTIN_PMINSD128): Likewise.
14847 (IX86_BUILTIN_PMINUD128): Likewise.
14848 (IX86_BUILTIN_PMINUW128): Likewise.
14849 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14850 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14851 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14852 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14853 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14854 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14855 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14856 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14857 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14858 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14859 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14860 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14861 (IX86_BUILTIN_PMULDQ128): Likewise.
14862 (IX86_BUILTIN_PMULLD128): Likewise.
14863 (IX86_BUILTIN_ROUNDPD): Likewise.
14864 (IX86_BUILTIN_ROUNDPS): Likewise.
14865 (IX86_BUILTIN_ROUNDSD): Likewise.
14866 (IX86_BUILTIN_ROUNDSS): Likewise.
14867 (IX86_BUILTIN_PTESTZ): Likewise.
14868 (IX86_BUILTIN_PTESTC): Likewise.
14869 (IX86_BUILTIN_PTESTNZC): Likewise.
14870 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14871 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14872 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14873 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14874 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14875 (bdesc_ptest): New.
14876 (bdesc_sse_3arg): Likewise.
14877 (bdesc_2arg): Likewise.
14878 (bdesc_1arg): Likewise.
14879 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14881 (ix86_expand_sse_4_operands_builtin): New.
14882 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14883 smaller than 8 bits as the 2nd arg.
14884 (ix86_expand_sse_ptest): New.
14885 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14886 (ix86_expand_vector_set): Support SSE4.1.
14887 (ix86_expand_vector_extract): Likewise.
14889 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14890 __SSE4_1__ for -msse4.1.
14892 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14893 (UNSPEC_INSERTPS): Likewise.
14894 (UNSPEC_DP): Likewise.
14895 (UNSPEC_MOVNTDQA): Likewise.
14896 (UNSPEC_MPSADBW): Likewise.
14897 (UNSPEC_PHMINPOSUW): Likewise.
14898 (UNSPEC_PTEST): Likewise.
14899 (UNSPEC_ROUNDP): Likewise.
14900 (UNSPEC_ROUNDS): Likewise.
14902 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14904 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14905 (const_pow2_1_to_32768_operand): Likewise.
14907 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14910 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14912 (sse4_1_insertps): Likewise.
14913 (*sse4_1_extractps): Likewise.
14914 (sse4_1_ptest): Likewise.
14915 (sse4_1_mulv2siv2di3): Likewise.
14916 (*sse4_1_mulv4si3): Likewise.
14917 (*sse4_1_smax<mode>3): Likewise.
14918 (*sse4_1_umax<mode>3): Likewise.
14919 (*sse4_1_smin<mode>3): Likewise.
14920 (*sse4_1_umin<mode>3): Likewise.
14921 (sse4_1_eqv2di3): Likewise.
14922 (*sse4_1_pinsrb): Likewise.
14923 (*sse4_1_pinsrd): Likewise.
14924 (*sse4_1_pinsrq): Likewise.
14925 (*sse4_1_pextrb): Likewise.
14926 (*sse4_1_pextrb_memory): Likewise.
14927 (*sse4_1_pextrw_memory): Likewise.
14928 (*sse4_1_pextrq): Likewise.
14929 (sse4_1_blendpd): Likewise.
14930 (sse4_1_blendps): Likewise.
14931 (sse4_1_blendvpd): Likewise.
14932 (sse4_1_blendvps): Likewise.
14933 (sse4_1_dppd): Likewise.
14934 (sse4_1_dpps): Likewise.
14935 (sse4_1_movntdqa): Likewise.
14936 (sse4_1_mpsadbw): Likewise.
14937 (sse4_1_packusdw): Likewise.
14938 (sse4_1_pblendvb): Likewise.
14939 (sse4_1_pblendw): Likewise.
14940 (sse4_1_phminposuw): Likewise.
14941 (sse4_1_extendv8qiv8hi2): Likewise.
14942 (*sse4_1_extendv8qiv8hi2): Likewise.
14943 (sse4_1_extendv4qiv4si2): Likewise.
14944 (*sse4_1_extendv4qiv4si2): Likewise.
14945 (sse4_1_extendv2qiv2di2): Likewise.
14946 (*sse4_1_extendv2qiv2di2): Likewise.
14947 (sse4_1_extendv4hiv4si2): Likewise.
14948 (*sse4_1_extendv4hiv4si2): Likewise.
14949 (sse4_1_extendv2hiv2di2): Likewise.
14950 (*sse4_1_extendv2hiv2di2): Likewise.
14951 (sse4_1_extendv2siv2di2): Likewise.
14952 (*sse4_1_extendv2siv2di2): Likewise.
14953 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14954 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14955 (sse4_1_zero_extendv4qiv4si2): Likewise.
14956 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14957 (sse4_1_zero_extendv2qiv2di2): Likewise.
14958 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14959 (sse4_1_zero_extendv4hiv4si2): Likewise.
14960 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14961 (sse4_1_zero_extendv2hiv2di2): Likewise.
14962 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14963 (sse4_1_zero_extendv2siv2di2): Likewise.
14964 (*sse4_1_zero_extendv2siv2di2): Likewise.
14965 (sse4_1_roundpd): Likewise.
14966 (sse4_1_roundps): Likewise.
14967 (sse4_1_roundsd): Likewise.
14968 (sse4_1_roundss): Likewise.
14969 (mulv4si3): Don't expand for SSE4.1.
14970 (smax<mode>3): Likewise.
14971 (umaxv4si3): Likewise.
14972 (uminv16qi3): Likewise.
14973 (umin<mode>3): Likewise.
14974 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14976 * doc/extend.texi: Document SSE4.1 built-in functions.
14978 * doc/invoke.texi: Document -msse4.1.
14980 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14982 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14983 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14984 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14985 (ASM_SPEC): Add asm_pcrel_spec.
14986 (EXTRA_SPECS): Add asm_pcrel_spec.
14988 2007-05-21 David Daney <ddaney@avtrex.com>
14990 * doc/install.texi (Building a cross compiler): Add requirements
14991 for Java cross compiler.
14993 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14995 PR middle-end/31995
14996 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14997 Add loopno argument. Use evolution_function_is_invariant_rec_p
14998 instead of evolution_function_is_constant_p.
14999 Update calls to evolution_function_is_affine_multivariate_p.
15000 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
15001 Add loopno argument.
15002 * tree-scalar-evolution.c (gather_chrec_stats): Call
15003 evolution_function_is_affine_multivariate_p with a loop
15005 * tree-data-ref.c (analyze_miv_subscript): Likewise.
15006 (analyze_overlapping_iterations): Likewise.
15007 (access_functions_are_affine_or_constant_p): Likewise.
15008 (build_classic_dist_vector_1): If the access functions
15009 are equal, don't do anything.
15011 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
15012 Paolo Carlini <pcarlini@suse.de>
15013 Uros Bizjak <ubizjak@gmail.com>
15015 * c-cppbuiltin.c (c_cpp_builtins): Define
15016 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
15017 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
15018 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
15019 * doc/cpp.texi ([Standard Predefined Macros]): Document.
15021 2007-05-21 Mike Stump <mrs@apple.com>
15023 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
15025 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
15027 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
15029 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
15030 implementation if __OPTIMIZE__ is not defined.
15031 (_mm_alignr_pi8): Ditto.
15032 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15033 (_mm_inserti_si64): Ditto.
15034 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15035 (_mm_slli_epi16): Ditto.
15036 (_mm_slli_epi32): Ditto.
15037 (_mm_slli_epi64): Ditto.
15038 (_mm_srai_epi16): Ditto.
15039 (_mm_srai_epi32): Ditto.
15040 (_mm_srli_si128): Ditto.
15041 (_mm_slli_si128): Ditto.
15042 (_mm_srli_epi16): Ditto.
15043 (_mm_srli_epi32): Ditto.
15044 (_mm_srli_epi64): Ditto.
15045 (_mm_extract_epi16): Ditto.
15046 (_mm_insert_epi16): Ditto.
15047 (_mm_shufflehi_epi16): Ditto.
15048 (_mm_shufflelo_epi16): Ditto.
15049 (_mm_shuffle_epi32): Ditto.
15050 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
15051 (_m_pextrw): Ditto.
15052 (_mm_insert_pi16): Ditto.
15053 (_m_pinsrw): Ditto.
15054 (_mm_shuffle_pi16): Ditto.
15055 (_m_pshufw): Ditto.
15056 (_mm_shufle_ps): Ditto.
15057 (_mm_prefetch): Ditto.
15059 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15061 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15062 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15063 * real.c (encode_i370_single, decode_i370_single,
15064 encode_i370_double, decode_i370_double): Functions removed.
15065 (i370_single_format, i370_double_format): Initializations removed.
15066 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15067 Consider the log2_b field to always be one.
15068 (ieee_single_format, mips_single_format, coldfire_single_format,
15069 ieee_double_format, mips_double_format, coldfire_double_format,
15070 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15071 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15072 ibm_extended_format, mips_extended_format, ieee_quad_format,
15073 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15074 decimal_single_format, decimal_double_format, decimal_quad_format,
15075 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15076 initialization of log2_b.
15077 * real.h (i370_single_format, i370_double_format): Declarations
15079 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15080 field to always be one.
15082 2007-05-21 Andreas Schwab <schwab@suse.de>
15084 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15085 NOTE_INSN_BASIC_BLOCK_P.
15086 (process_for_unwind_directive): Likewise.
15088 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15090 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15091 * function.h (struct function): Move va_list_gpr_size,
15092 va_list_fpr_size, function_frequency to front of bitfields. Add
15094 (current_function_calls_unwind_init): New.
15095 * except.c (expand_builtin_unwind_init): Set
15096 current_function_calls_unwind_init not
15097 current_function_has_nonlocal_label.
15098 * reload1.c (has_nonexceptional_receiver): New.
15099 (reload): Use it and current_function_calls_unwind_init to
15100 determine whether call-saved regs must be saved.
15102 2007-05-20 Jan Hubicka <jh@suse.cz>
15104 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15105 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15106 * ddg.c (create_ddg): LIkewise.
15107 * final.c (final): Remove hunk moving line number notes around since
15108 they are no longer present at this stage.
15109 (final_scan_insn): Use NOTE_KIND instead of
15110 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15111 (output_asm_label): Likewise.
15112 * reorg.c (dbr_schedule): Likewise.
15113 * haifa-sched.c (unlink_other_notes): Likewise.
15114 * mode-switching.c (optimize_mode_switching): Likewise.
15115 * graph.c (start_bb): Likewise.
15116 * rtl.def (NOTE): Update description.
15117 * jump.c (squeeze_notes): Delete.
15118 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15119 NOTE_INSN_BASIC_BLOCK_P when possible.
15120 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15121 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15122 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15123 (dwarf2out_var_location): Likewise.
15124 * cfgbuild.c (make_edges): Likewise.
15125 (find_basic_blocks_1): Likewise.
15126 * function.c (reorder_blocks_1): Likewise.
15127 (epilogue_done): Likewise.
15128 (reposition_prologue_and_epilogue_notes): Likewise.
15129 * print-rtl.c (print_rtx): Likewise; drop code for printing
15131 (print_rtl): Likewise.
15132 (print_rtl_single): Likewise.
15133 * gcse.c (insert_insn_start_bb): Likewise.
15134 * alias.c (init_alias_analysis): Likewise.
15135 * calls.c (fixup_tail_calls): Likewise.
15136 * except.c (sjlj_emit_function_enter): Likewise.
15137 * emit-rtl.c (add_insn_after): Likeiwse.
15138 (emit_label_before): Likewise.
15139 (emit_label_after): Likewise.
15140 (emit_note_before, emit_note_after, emit_note): Update
15141 parameter to be enum insn_note; do not deal with source
15143 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15144 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15146 (merge_blocks_move_successor_nojumps): Simplify now when
15147 we don't have BLOCK notes.
15148 (try_optimize_cfg): Likewise.
15149 * cfglayout.c (skip_insns_after_block): Likewise.
15150 (record_effective_endpoints): Likewise.
15151 (duplicate_insn_chain): Likewise.
15152 * varasm.c (output_constant_pool_1): Likewise.
15153 * sched-deps.c (sched_analyze): Likewise.
15154 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15156 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15157 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15158 (SET_INSN_DELETED): Simplify.
15159 (NOTE_LINE_NUMBER): Exterminate.
15160 (NOTE_LINE_KIND): New.
15161 (NOTE_INSN_BASIC_BLOCK_P): Update.
15162 (enum insn_note): Simplify.
15163 (GET_NOTE_INSN_NAME) Simplify.
15164 (emit_note_before, emit_note_after, emit_note): Update prototype.
15165 (squeeze_notes): Remove.
15166 * sched-int.h (NOTE_NOT_BB_P): Update.
15167 * resource.c (mark_target_live_regs): Update.
15168 * sched-rgn.c (debug_dependencies): Update.
15169 * sched-vis.c (print_insn): Update.
15170 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15171 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15172 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15173 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15174 (split_branches): Update.
15175 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15177 (sh_adjust_unroll_max): Exterminate.
15178 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15179 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15180 (m68hc11_reorg): Likewise.
15181 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15182 (emit_predicate_relation_info): Update.
15183 (process_for_unwind_directive): Update.
15184 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15185 (output_call): Update.
15186 * config/pa/pa.c (output_lbranch): Update.
15187 (output_millicode_call): Update.
15188 (output_call): Update.
15189 (pa_combine_instructions): Update.
15190 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15191 * config/bfin/bfin.c (gen_one_bundle): Update.
15192 * cfgrtl.c (can_delete_note_p): Update.
15193 (delete_insn): Update.
15194 (rtl_merge_blocks): Update.
15195 (commit_one_edge_insertion): Update.
15196 (rtl_verify_flow_info): Update.
15197 * stmt.c (expand_case): Do not call squeeze_notes.
15199 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15206 * c.opt (Wtype-limits): New.
15207 * doc/invoke.texi (Wtype-limits): Document it.
15208 (Wextra): Enabled by -Wextra.
15209 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15210 * c-common.c (shorten_compare): Warn with Wtype-limits.
15212 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15214 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15215 inlined function, not as a macro.
15216 (_mm_alignr_pi8): Ditto.
15217 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15218 (_mm_inserti_si64): Ditto.
15219 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15220 (_mm_extract_epi16): Ditto.
15221 (_mm_insert_epi16): Ditto.
15222 (_mm_shufflehi_epi16): Ditto.
15223 (_mm_shufflelo_epi16): Ditto.
15224 (_mm_shuffle_epi32): Ditto.
15225 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15226 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15228 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15230 (_m_to_float): Use C89 compatible assignment.
15232 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15235 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15237 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15240 * doc/invoke.texi (Wreturn-type): Complete description.
15241 (Wextra): Delete item about return-type warning.
15242 * c-decl.c: Delete redundant Wextra warning.
15244 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15247 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15248 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15249 inlined function, not as a macro.
15250 (_mm_prefetch): Ditto.
15251 (_m_pextrw): Ditto.
15252 (_mm_insert_pi16): Ditto.
15253 (_m_pinsrw): Ditto.
15254 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15255 (_m_pshufw): Ditto. Add const to __N argument.
15256 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15257 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15258 (_mm_slli_epi32): Ditto.
15259 (_mm_srli_si128): Implement as always inlined function, not as a
15260 macro. Add __inline to function declaration.
15261 (_mm_slli_si128): Ditto.
15263 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15265 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15266 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15268 (struct fenv): New structure.
15269 (FP_HANDLE_EXCEPTIONS): New define.
15270 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15271 (_FP_DECL_EXP): New define.
15272 (FP_INIT_ROUNDMODE): New define.
15273 (FP_ROUNDMODE): New define.
15275 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15277 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15278 (Wconversion): Update description.
15279 (Wconversion-sign): New.
15280 * c.opt (Wconversion-sign): New.
15281 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15282 means disabled for C++. Otherwise, take the status of Wconversion.
15283 * c-common.c (conversion_warning): Warn with either Wconversion or
15285 (warnings_for_convert_and_check): Conditions are already checked by
15286 conversion_warning.
15287 (convert_and_check): Don't check warnings if the conversion failed.
15289 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15290 Anatoly Sokolov <aesok@dol.ru>
15292 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15293 avr_epilogue_uses) : Add declaration.
15294 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15295 * config/avr/constraints.md (R): New constraint.
15296 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15297 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15298 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15299 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15300 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15301 call_prologue_saves, epilogue_restores, return_from_epilogue,
15302 return_from_main_epilogue, return_from_interrupt_epilogue,
15303 return_from_naked_epilogue, prologue, epilogue): New patterns.
15304 (jump): Handle symbol reference.
15305 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15306 avr_output_function_prologue, avr_output_function_epilogue): Remove
15308 (avr_init_machine_status, expand_prologue, expand_epilogue,
15309 avr_asm_function_end_prologue, avr_epilogue_uses,
15310 avr_asm_function_begin_epilogue): New functions.
15311 (prologue_size, epilogue_size, jump_tables_size): Remove global
15313 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15314 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15315 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15316 (avr_override_options): Initialise init_machine_status.
15317 (output_movhi): Handle all stack pointer loads.
15318 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15319 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15320 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15321 (EPILOGUE_USES) Redefine.
15322 (machine_function) Declare.
15324 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15326 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15327 Use a single return statement.
15329 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15331 PR middle-end/30250
15332 * builtins.c (do_mpfr_lgamma_r): New.
15333 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15334 * tree.h (CASE_FLT_FN_REENT): New.
15336 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15338 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15339 (output_die): Use 'unsigned long' with %x.
15340 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15341 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15342 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15344 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15346 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15351 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15352 true if function has no argument.
15354 2007-05-18 DJ Delorie <dj@redhat.com>
15356 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15357 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15359 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15361 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15362 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15363 count_trailing_zeros.
15364 (__i386__): Implement count_leading_zeros using __builtin_clz().
15365 Implement count_trailing_zeros usign __builtin_ctz().
15367 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15369 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15371 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15373 PR middle-end/31344
15374 * expr.c (emit_move_change_mode): Change mode of push operands here.
15376 2007-05-17 Ian Lance Taylor <iant@google.com>
15378 PR tree-optimization/31953
15379 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15380 Change all callers.
15381 (set_value_range_to_null): Call set_value_range_to_value.
15382 (extract_range_from_comparison): Likewise.
15384 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15386 * toplev.c (print_version): Output GMP/MPFR version info.
15388 * builtins.c (CASE_MATHFN_REENT): New macro.
15389 (mathfn_built_in): Use it.
15390 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15391 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15392 BUILT_IN_LGAMMAL_R): New.
15393 * doc/extend.texi: Document new builtins.
15395 PR middle-end/31796
15396 * builtins.c (do_mpfr_remquo): New.
15397 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15398 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15400 PR middle-end/30251
15401 * builtins.c (fold_builtin_1): Handle y0, y1.
15402 (fold_builtin_2): Handle yn.
15404 PR middle-end/30251
15405 * builtins.c (do_mpfr_bessel_n): New.
15406 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15407 (fold_builtin_2): Handle BUILT_IN_JN.
15409 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15412 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15413 TYPE_PRECISION (intmax_type_node).
15415 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15418 * reload.c (subst_reloads): Remove checking.
15420 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15422 PR rtl-optimization/31691
15423 * combine.c (simplify_set): Build a new src pattern instead of
15424 substituting its operands in the COMPARE case.
15426 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15428 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15429 (execute_vrp): Preserve loops through jump threading.
15430 * tree-ssa-threadupdate.c (thread_single_edge,
15431 dbds_continue_enumeration_p, determine_bb_domination_status,
15432 thread_through_loop_header): New functions.
15433 (create_edge_and_update_destination_phis,
15434 create_edge_and_update_destination_phis): Set loops for the new blocks.
15435 (prune_undesirable_thread_requests): Removed.
15436 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15438 (thread_block): Do not call prune_undesirable_thread_requests.
15440 (mark_threaded_blocks): Select edges to thread here.
15441 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15442 Thread edges through loop headers independently.
15443 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15444 * tree-pass.h (TODO_mark_first_instance): New.
15445 (first_pass_instance): Declare.
15446 * cfghooks.c (duplicate_block): Put the block to the original loop
15447 if copy is not specified.
15448 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15449 jump threading. Pass may_peel_loop_headers to
15450 thread_through_all_blocks according to first_pass_instance.
15451 * cfgloop.h (create_preheader): Declare.
15452 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15453 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15454 * passes.c (first_pass_instance): New variable.
15455 (next_pass_1): Set TODO_mark_first_instance.
15456 (execute_todo): Set first_pass_instance.
15458 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15460 PR tree-optimization/24659
15461 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15462 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15463 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15464 OTI_vec_pack_ufix_trunc.
15465 (vec_unpacks_float_hi_optab): Define new macro.
15466 (vec_unpacks_float_lo_optab): Ditto.
15467 (vec_unpacku_float_hi_optab): Ditto.
15468 (vec_unpacku_float_lo_optab): Ditto.
15469 (vec_pack_sfix_trunc_optab): Ditto.
15470 (vec_pack_ufix_trunc_optab): Ditto.
15471 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15472 and vec_pack_[s|u]fix_trunc_optab using
15473 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15474 * tree-vectorizer.c (supportable_widening_operation): Handle
15475 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15476 (supportable_narrowing_operation): New function.
15477 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15478 * tree-vect-transform.c (vectorizable_conversion): Handle
15479 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15480 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15481 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15482 to check for target support.
15483 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15484 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15485 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15486 for VEC_PACK_FIX_TRUNC_EXPR.
15487 (expand_binop): Special case mode of the result for
15488 vec_pack_[u|s]fix_trunc_optab.
15489 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15490 vec_pack_[u|s]fix_trunc_optab.
15492 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15493 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15494 * tree-pretty-print.c (dump_generic_node): Handle
15495 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15496 VEC_PACK_FIX_TRUNC_EXPR.
15498 * expr.c (expand_expr_real_1): Ditto.
15499 * tree-inline.c (estimate_num_insns_1): Ditto.
15500 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15502 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15503 (vec_unpacks_float_lo_v8hi): Ditto.
15504 (vec_unpacku_float_hi_v8hi): Ditto.
15505 (vec_unpacku_float_lo_v8hi): Ditto.
15506 (vec_unpacks_float_hi_v4si): Ditto.
15507 (vec_unpacks_float_lo_v4si): Ditto.
15508 (vec_pack_sfix_trunc_v2df): Ditto.
15510 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15512 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15513 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15514 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15515 [vec_pack_ufix_trunc]: Ditto.
15516 [vec_unpacks_float_hi]: Ditto.
15517 [vec_unpacks_float_lo]: Ditto.
15518 [vec_unpacku_float_hi]: Ditto.
15519 [vec_unpacku_float_lo]: Ditto.
15521 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15523 * soft-fp/README: Update for new files.
15524 * soft-fp/floattisf.c: New file.
15525 * soft-fp/floattidf.c: New file.
15526 * soft-fp/floattitf.c: New file.
15527 * soft-fp/floatuntisf.c: New file.
15528 * soft-fp/floatuntidf.c: New file.
15529 * soft-fp/floatuntitf.c: New file.
15530 * soft-fp/fixsfti.c: New file.
15531 * soft-fp/fixdfti.c: New file.
15532 * soft-fp/fixtfti.c: New file.
15533 * soft-fp/fixunssfti.c: New file.
15534 * soft-fp/fixunsdfti.c: New file.
15535 * soft-fp/fixunstfti.c: New file.
15536 * soft-fp/extendxftf.c: New file.
15537 * soft-fp/trunctfxf.c: New file.
15539 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15540 (__trunctfxf2): Ditto.
15542 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15543 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15544 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15545 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15546 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15547 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15549 * config/i386/t-fprules-softfp64: New file.
15550 * config/i386/sfp-machine.h: New file.
15551 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15552 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15553 and soft-fp/t-softfp to tmake_file.
15554 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15555 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15557 * config/i386/t-linux64 (softfp_wrap_start): New.
15558 (softfp_wrap_end): New.
15559 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15560 supported for TARGET_64BIT.
15562 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15564 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15565 c_common_unsigned_type behavior.
15567 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15569 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15572 2007-05-16 Eric Christopher <echristo@apple.com>
15574 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15575 saving after stack push. Set sp_offset whenever we push.
15576 (rs6000_emit_epilogue): Move altivec register restore before
15579 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15581 * configure.ac: Allow sysroots to be relocated under $prefix as
15582 well as $exec_prefix.
15583 * configure: Regenerate.
15585 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15589 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15591 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15592 (gcc_tooldir): Likewise.
15593 * configure: Regenerate.
15594 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15595 old configure.ac gcc_tooldir setting.
15596 (prefix_to_exec_prefix): New variable.
15597 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15598 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15600 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15602 * c-typeck.c (build_binary_op): Return early for error.
15604 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15606 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15607 struct nb_iter_bound.
15608 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15609 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15610 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15611 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15612 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15613 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15614 (del_scev_info): Use ggc_free.
15615 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15616 * loop-init.c: Include ggc.h.
15617 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15618 (loop_optimizer_finalize): Use ggc_free.
15619 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15620 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15621 pass_iv_optimize): Add TODO_ggc_collect.
15622 * function.h (struct function): Remove skip marker from
15624 * cfgloop.c: Include ggc.h.
15625 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15627 (establish_preds): Vector superloops is gc allocated.
15628 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15630 (flow_loops_find): Vector larray is gc allocated.
15631 (loop_exit_free): Use ggc_free.
15632 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15633 that head of exits list is now not a part of struct loop.
15634 (record_loop_exits): Allocate exits table in gc memory.
15635 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15636 that head of exits list is now not a part of struct loop.
15637 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15638 struct loop_exit): Add GTY marker.
15639 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15640 Add skip marker to aux field. Make head of exits list a separate
15642 (struct loops): Add GTY marker. Make larray vector gc allocated.
15643 Add param marker to exits table.
15644 (get_loops): Type changed.
15645 * Makefile.in (tree-scalar-evolution.o): Add
15646 gt-tree-scalar-evolution.h dependency.
15647 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15648 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15649 * basic-block.h (struct basic_block_def): Remove skip marker from
15652 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15654 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15655 of 0 in the call to expand_expr().
15656 (expand_builtin_mathfn_3): Ditto.
15657 (expand_builtin_interclass_mathfn): Ditto.
15658 (expand_builtin_cexpi): Ditto.
15659 (expand_builtin_int_roundingfn): Ditto.
15660 (expand_builtin_int_roundingfn_2): Ditto.
15661 (expand_builtin_pow): Ditto.
15662 (expand_builtin_powi): Ditto.
15663 (expand_builtin_bswap): Ditto.
15664 (expand_builtin_unop): Ditto.
15665 (expand_builtin_fabs): Ditto.
15666 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15667 the call to expand_expr().
15668 (expand_builtin_sync_operation): Ditto.
15669 (expand_builtin_compare_and_swap): Ditto.
15670 (expand_builtin_lock_test_and_set): Ditto.
15671 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15672 instead of 0 in the call to expand_expr().
15673 (expand_builtin_extract_return_addr): Ditto.
15674 (expand_builtin_eh_return): Ditto.
15675 (expand_eh_return): Ditto.
15676 * explow.c (expr_size): Ditto.
15677 * expr.c (optimize_bitfield_assignment_op): Ditto.
15678 (expand_assignement): Ditto.
15679 (store_expr): Ditto.
15680 (store_field): Ditto.
15681 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15682 the call to expand_expr().
15683 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15684 in the call to expand_expr().
15685 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15686 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15687 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15689 * optabs.c (expand_vec_shift_expr): Ditto.
15690 (expand_vec_cond_expr): Ditto.
15691 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15692 call to expand_expr().
15693 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15694 in the call to expand_expr().
15696 2007-05-14 Dave Korn <dave.korn@artimi.com>
15698 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15700 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15702 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15703 instead of c_common_unsigned_type.
15704 (c_common_unsigned_type): Remove.
15705 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15706 c_common_unsigned_type.
15707 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15708 c_common_unsigned_type.
15709 * c-common.h (c_common_unsigned_type): Remove.
15710 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15711 c_common_unsigned_type.
15712 * c-format.c (check_format_types): Use unsigned_type_for instead of
15713 c_common_unsigned_type.
15714 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15715 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15716 of c_common_unsigned_type.
15717 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15718 lang_hooks.types.unsigned_type.
15719 * expmed.c (make_tree): Use unsigned_type_for instead of
15720 lang_hooks.types.unsigned_type.
15721 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15722 lang_hooks.types.unsigned_type.
15723 (build_range_check): Likewise.
15724 (fold_unary): Likewise.
15725 (fold_binary): Likewise.
15726 (fold_ternary): Likewise.
15727 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15728 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15729 * tree.c (get_unsigned_type): New.
15730 (unsigned_type_for): Use get_unsigned_type instead of
15731 lang_hooks.types.unsigned_type.
15733 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15735 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15736 to m68k_get_function_kind. Update its prototype.
15737 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15739 (m68k_interrupt_function_p): Return enum m68k_function_type
15740 instead of bool. Rename to m68k_get_function_kind.
15741 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15742 target is not fido.
15743 (m68k_compute_frame_layout): Don't mark any register for save
15744 if an interrupt_thread attribute is specified.
15745 (m68k_hard_regno_rename_ok): Update a use of
15746 m68k_interrupt_function_p.
15747 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15748 m68k_interrupt_function_p.
15749 (m68k_function_type): New.
15750 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15751 for a function with an interrupt_thread attribute.
15752 * doc/extend.texi: Document the interrupt_thread attribute.
15754 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15756 Fix PR tree-optimization/31911
15757 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15758 if they didn't change the expression.
15760 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15762 * tree-scalar-evolution.c (resolve_mixers): Exported.
15763 * tree-scalar-evolution.h (resolve_mixers): Declare.
15764 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15765 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15766 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15767 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15768 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15769 strip_conversion, analyze_offset_expr, address_analysis,
15770 object_analysis, analyze_offset): Removed.
15771 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15772 split_constant_offset, canonicalize_base_object_address,
15773 object_address_invariant_in_loop_p, disjoint_objects_p,
15774 dr_may_alias_p, dr_address_invariant_p): New functions.
15775 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15776 and dr_analyze_alias.
15777 (initialize_data_dependence_relation): Use dr_may_alias_p
15778 and object_address_invariant_in_loop_p.
15779 (compute_self_dependence): Handle the case when
15780 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15781 (find_data_references_in_stmt): Restrict the analysis of data
15782 references to the given loop nest.
15783 (find_data_references_in_loop): Made static. Pass loop nest to
15784 find_data_references_in_stmt.
15785 (compute_data_dependences_for_loop): Use DR_VOPS.
15786 (free_data_ref): Free DR_VOPS.
15787 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15788 (struct innermost_loop_behavior): ... new.
15789 (struct base_object_info): Replaced by ...
15790 (struct indices): ... new.
15791 (struct dr_alias): New.
15792 (enum data_ref_type): Removed.
15793 (struct data_reference): Consist of struct innermost_loop_behavior,
15794 struct indices and struct dr_alias.
15795 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15796 (DR_MEMTAG): Renamed to ...
15797 (DR_SYMBOL_TAG): ... this.
15798 (find_data_references_in_loop): Declaration removed.
15799 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15800 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15801 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15802 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15804 2007-05-13 Revital Eres <eres@il.ibm.com>
15806 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15807 which walks virtual def-use chains to find redundant stores.
15808 (dse_optimize_stmt): Call it.
15810 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15812 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15813 * passes.c (init_optimization_passes): Move pass_jump_bypass
15816 * basic-block.h (bb_has_eh_pred): Fix style issue.
15818 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15820 PR rtl-optimization/31848
15821 * loop-invariant.c (move_invariant_reg): If we move an insn
15822 with a REG_EQUAL note, and that insn is not always executed,
15823 remove the REG_EQUAL note.
15825 2007-05-12 Richard Guenther <rguenther@suse.de>
15827 PR tree-optimization/31797
15828 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15829 propagate into a stmt that has volatile ops.
15831 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15833 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15834 (gcc_tooldir): Likewise.
15835 * configure: Regenerate.
15836 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15837 old configure.ac gcc_tooldir setting.
15838 (prefix_to_exec_prefix): New variable.
15839 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15840 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15842 2007-05-11 Silvius Rus <rus@google.com>
15844 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15845 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15846 * c-common.h (strict_aliasing_warning): Change return type.
15847 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15848 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15849 (build_c_cast): Condition call to strict_aliasing_warning.
15850 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15851 * flags.h (set_Wstrict_aliasing): Declare.
15852 * opts.c (set_Wstrict_alising): Define, add call to.
15853 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15854 * tree-ssa-alias-warnings.c: New file.
15855 * tree-ssa-alias.c (compute_may_aliases): Add call to
15856 strict_aliasing_warning_backend.
15858 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15860 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15861 Use loop_depth and loop_outer accessor functions.
15862 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15863 determine_invariantness_stmt, move_computations_stmt): Ditto.
15864 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15865 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15866 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15867 * tree-scalar-evolution.c (interpret_loop_phi,
15868 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15869 instantiate_parameters_1, scev_const_prop): Ditto.
15870 * cfghooks.c (make_forwarder_block): Ditto.
15871 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15872 * modulo-sched.c (loop_canon_p): Ditto.
15873 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15874 slpeel_can_duplicate_loop_p): Ditto.
15875 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15876 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15877 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15878 cancel_loop, verify_loop_structure): Ditto.
15879 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15880 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15881 superloops vector instead of "pred" array.
15882 (establish_preds): Take father loop as an argument. Initialize the
15884 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15885 Do not initialize loop->outer.
15886 (flow_loop_tree_node_remove): Truncate the superloops vector.
15887 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15888 "pred" merged to "superloops" vector.
15889 (loop_depth, loop_outer): New.
15890 (fel_init): Use loop_outer.
15892 2007-05-11 Jan Hubicka <jh@suse.cz>
15894 * cgraphunit.c: Include gt-cgraphunit.h
15895 (static_ctors, static_dtors): New static vars.
15896 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15897 based on implementation in c-common.c
15898 (cgraph_finalize_function): Call record_cdtor_fn.
15899 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15900 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15901 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15902 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15903 build_cdtor, c_build_cdtor_fns): Remove.
15904 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15905 c_build_cdtor_fns): Remove prototype.
15907 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15910 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15911 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15912 * builtins.c (fold_builtin_memchr): New.
15913 (expand_builtin_memchr): Call the latter.
15914 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15915 * doc/extend.texi ([Other built-in functions provided by GCC]):
15918 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15920 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15921 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15922 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15923 PFPO_OP1_TYPE_SHIFT): Constants added.
15924 (DFP_ALL): Mode macro defined.
15925 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15926 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15927 Insn definitions added.
15928 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15929 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15932 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15934 PR tree-optimization/31885
15935 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15936 NULL_TREE to be undetermined.
15937 (automatically_generated_chrec_p): Return false for NULL.
15939 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15941 * config/bfin/bfin.h (MOVE_RATIO): Define.
15943 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15945 * config.gcc (sparc-wrs-vxworks): New target.
15946 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15947 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15948 * config/sparc/sparc.h: Include vxworks-dummy.h.
15949 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15950 include LABEL_REFs too.
15951 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15952 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15954 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15956 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15957 (sparc_emit_call_insn): New function.
15958 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15959 functions when generating VxWorks PIC.
15960 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15961 (call, call_value): Use sparc_emit_call_insn instead of
15964 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15966 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15968 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15970 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15971 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15972 split_double instead of operand_subword.
15974 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15976 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15977 * config/bfin/bfin.c (bfin_local_alignment): New function.
15978 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15980 2007-05-08 Chao-ying Fu <fu@mips.com>
15982 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15983 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15984 (smsub_widen_optab, umsub_widen_optab): Define.
15985 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15987 * genopinit.c (optabs): Fill in smsub_widen_optab and
15989 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15990 and umsub_widen_optab to implement multiply-subtract sequences.
15991 * config/mips/mips.md (*msac<u>_di): Rename to...
15992 (<u>msubsidi4): ...this. Extend condition to include
15993 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15994 of operand 0 to "ka" and use the three-operand form of msub<u>
15996 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15999 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
16001 PR rtl-optimization/28011
16002 * reload.c (push_reload): Set dont_share if IN appears in OUT
16003 also when IN is a PLUS rtx.
16004 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
16007 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
16009 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
16010 call unshare_all_decls.
16011 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
16012 (unshare_all_decls): Remove.
16014 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
16017 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
16020 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
16021 Nigel Stephens <nigel@mips.com>
16023 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
16024 Update comments and all uses.
16025 (MIN_FPRS_PER_FMT): Define.
16026 * config/mips/mips.c (function_arg): Fix to correctly handle
16027 the -mips32r2 -mfp64 -mabi=32 case.
16028 (override_options): Enable use of odd-numbered registers for
16029 SFmode values on MIPS32.
16030 (mips_save_reg_p): Save whole floating-point register pair if
16031 either half is used.
16032 (compute_frame_size): Fix comment.
16034 2007-05-08 Jie Zhang <jie.zhang@analog.com>
16036 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
16037 argument of type bool.
16038 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
16039 argument. Safely select temporary P register according to it.
16040 (do_link): Change call site of add_to_reg accordingly.
16041 (do_unlink): Add epilogue_p as a fourth argument and pass it
16043 (expand_interrupt_handler_epilogue): Change call of do_unlink
16045 (bfin_expand_prologue): Add a third argument sibcall_p.
16046 * config/bfin/bfin.md (epilogue): Change call of
16047 bfin_expand_epilogue accordingly.
16048 (sibcall_epilogue): Likewise.
16049 (eh_return_internal): Likewise.
16051 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
16052 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16053 * config/bfin/bfin.c (bfin_handle_option): Handle
16054 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16055 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16056 Support bf534, bf536 and bf561.
16057 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16059 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.c (ix86_function_regparm): Process local
16063 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16065 2007-05-07 Mike Stump <mrs@apple.com>
16067 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16068 also checks for and while statements in C++.
16070 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16072 * gcc.c (at_file_supplied): New variable.
16073 (main): Set it if we expanded argv.
16074 (do_spec_1): Pass an @-file to the linker if we were called with
16075 an @-file argument and HAVE_GNU_LD.
16076 * collect2.c (at_file_supplied): New variable.
16077 (response_file): New variable.
16078 (collect_exit): Unlink response_file if necessary.
16079 (handler): Likewise.
16080 (do_wait): Likewise.
16081 (main): Set at_file_supplied if we expanded argv.
16082 (collect_execute): Pass an @-file to subprocesses if we were called
16083 with an @-file argument.
16084 * configure.ac: Add define for HAVE_GNU_LD.
16085 * configure: Regenerate.
16086 * config.in: Regenerate.
16088 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16090 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16091 operand to HI mode.
16096 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16098 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16099 (TARGET_ENCODE_SECTION_INFO): Re-define.
16100 (m32c_encode_section_info): New
16101 (function_vector_handler): New
16102 (current_function_special_page_vector): New
16103 (m32c_special_page_vector_p): New.
16104 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16106 * config/m32c/jump.md: Added instruction JSRS for functions
16107 with attribute "function_vector".
16108 * doc/extend.texi (function_vector): Added description
16109 for M16C, M32C targets.
16111 2007-05-07 DJ Delorie <dj@redhat.com>
16114 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16115 ashrpsi3, lshrpsi3): Update shift count constraint.
16117 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16118 Nathan Froyd <froydnj@codesourcery.com>
16121 * c-incpath.c (add_path): Strip trailing path separators.
16123 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16126 Free dominance info before purging EH edges.
16127 (eliminate_degenerate_phis): Likewise.
16128 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16130 2007-05-07 Jan Hubicka <jh@suse.cz>
16132 * gimplify.c (gimplify_expr): Do not crash when folding
16133 (void *)(int)&a + 4.
16135 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16138 * c-opts.c (lang_fortran): Make it non static.
16139 * c-common.h (lang_fortran): New prototype.
16140 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16141 -lang-fortran option was passed by the driver.
16143 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16145 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16146 of ASSERT_CHECKING. Tweak message.
16148 2007-05-06 Revital Eres <eres@il.ibm.com>
16151 * loop-unroll.c (insert_var_expansion_initialization):
16152 Initialize the expansions with -zero instead of +zero.
16154 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16156 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16157 into pic and non-pic versions. Mark r19 as used for
16158 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16159 for tgd_load, tld_load and tie_load .
16160 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16161 version of tgd_load, tld_load and tie_load depending on the
16164 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16165 Jakub Jelinek <jakub@redhat.com>
16167 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16168 (__do_global_dtors_aux): Use more paranoid loop to run
16169 destructors if HIDDEN_DTOR_LIST_END.
16170 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16172 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16174 * varasm.c (align_variable): Don't increase alignment for
16175 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16176 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16178 2007-05-04 Josh Conner <jconner@apple.com>
16180 * basic-block.h (cdi_direction): Assign values to all enumeration
16182 (dom_computed): Remove.
16183 (dom_info_state): New.
16184 (set_dom_info_availability): New.
16185 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16186 walk_data.dom_direction.
16187 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16188 instead of dom_computed[].
16189 (split_edge): Likewise.
16190 (create_basic_block): Likewise.
16191 (merge_blocks): Likewise.
16192 * ifcvt.c (find_if_header): Likewise.
16193 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16194 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16195 * tree-ssa.c (verify_ssa): Likewise.
16196 * tree-cfg.c (tree_verify_flow_info): Likewise.
16197 (remove_edge_and_dominated_blocks): Likewise.
16198 * dominance.c (dom_computed): Make static.
16199 (calc_dfs_tree_nonrec): Change third param to a bool.
16200 (calc_dfs_tree): Change second param to a bool.
16201 (calc_idioms): Change second param to a bool. Use
16202 dom_convert_dir_to_idx.
16203 (init_dom_info): Validate dir before using.
16204 (dom_convert_dir_to_idx): New.
16205 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16206 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16207 (free_dominance_info): Use dom_convert_dir_to_idx.
16208 (get_immediate_dominator): Likewise.
16209 (set_immediate_dominator): Likewise.
16210 (get_dominated_by): Likewise.
16211 (redirect_immediate_dominators): Likewise.
16212 (nearest_common_denominator): Likewise.
16213 (dominated_by_p): Likewise.
16214 (bb_dom_dfs_in): Likewise.
16215 (bb_dom_dfs_out): Likewise.
16216 (recount_dominator): Likewise.
16217 (iterate_fix_dominators): Likewise.
16218 (add_to_dominance_info): Likewise.
16219 (delete_from_dominance_info): Likewise.
16220 (first_dom_son): Likewise.
16221 (next_dom_son): Likewise.
16222 (dom_info_available_p): Likewise.
16223 (dom_info_state): New.
16224 (set_dom_info_availability): New.
16226 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16228 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16230 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16232 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16234 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16235 (subdi3, subdi_carry): Delete.
16237 2007-05-04 Jan Hubicka <jh@suse.cz>
16238 Richard Guenther <rguenther@suse.de>
16240 * opts.c (decode_options): Do not fiddle with inlining
16241 parameters in case of optimizing for size.
16242 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16243 for size do nothing.
16244 (cgraph_decide_inlining_of_small_function): When optimizing for
16245 size never inline functions increasing caller size.
16246 (cgraph_early_inlining): Inline for size when optimizing for size.
16248 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16250 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16251 logical operations piecewise.
16252 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16253 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16254 subdi_sesidi_di): Delete.
16255 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16256 the generated sequence. Allow three-reg add in constraints. Rewrite
16257 the rtl expression for carry to avoid zero_extend of a constant.
16258 (sub_with_carry): New pattern.
16259 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16260 different sequence not involving jumps.
16261 (notbi): Now a named pattern.
16263 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16265 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16266 Add the note about a significant loss of accuracy of some
16267 mathematical routines when these options are used.
16269 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16271 * haifa-sched.c (rtx_vec_t): New typedef.
16272 (contributes_to_priority_p): Extract piece of priority () into new
16274 (priority): Use the function. Add assertion.
16275 (rank_for_schedule, set_priorities): Add assertion to check that
16276 insn's priority is initialized.
16277 (clear_priorities, calc_priorities): Change signature. Make it update
16278 all relevant insns. Update all callers ('add_to_speculative_block ()'
16279 and 'create_block_check_twin ()').
16280 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16281 Add new field 'priority_status'.
16282 (INSN_PRIORITY_STATUS): New macro.
16283 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16285 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16287 * sched-ebb.c (debug_ebb_dependencies): New static function.
16288 (init_ready_list): Use it.
16290 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16291 with changed signature and 'debug_rgn_dependencies ()'.
16292 (debug_rgn_dependencies): New static function.
16293 (init_ready_list): Use it.
16295 * sched-int.h (debug_dependencies): Declare.
16297 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16299 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16301 2007-05-04 Dirk Mueller <dmueller@suse.de>
16303 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16305 2007-05-03 Jan Hubicka <jh@suse.cz>
16307 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16308 ((T1)X op (T1)Y), for pointer type in more cases than before.
16310 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16312 * tree-object-size.c (plus_expr_object_size): When operand size is
16313 unknown, return unknown.
16315 2007-05-03 Dirk Mueller <dmueller@suse.de>
16317 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16319 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16322 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16324 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16326 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16328 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16330 * config/soft-fp/double.h, config/soft-fp/extended.h,
16331 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16332 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16333 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16334 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16337 2007-05-03 Ian Lance Taylor <iant@google.com>
16339 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16340 MASK_PPC_GFXOPT for 8540 or 8548.
16342 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16344 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16345 vect_print_dump_info() to output debug information.
16347 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16350 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16351 operands of size 2 when operand is not MEM_P.
16353 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16355 PR tree-optimization/30565
16356 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16358 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16360 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16361 (umulsi3_highpart): Use them.
16362 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16363 for final accumulator to D regisster tranfser.
16365 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16367 PR tree-optimization/31699
16368 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16370 (vect_enhance_data_refs_alignment): Compute peel amount using
16371 TYPE_VECTOR_SUBPARTS instead of vf.
16372 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16374 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16377 * system.h: Remove inclusion of double-int.h
16378 * tree.h: Include double-int.h
16379 * gengtype.c: Likewise
16380 * cfgloop.h: Likewise
16381 * Makefile.in: Adjust dependencies on double-int.h
16383 2007-05-02 Eric Christopher <echristo@apple.com>
16385 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16386 -shared to -Zdynamiclib.
16388 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16391 * c-common.c (strip_pointer_or_array_types): New function.
16392 * c-common.h (strip_pointer_or_array_types): New function declaration.
16394 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16396 PR tree-optimization/31771
16397 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16399 2007-05-02 Paul Brook <paul@codesourcery.com>
16401 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16403 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16405 PR middle-end/29715
16406 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16409 2007-05-02 Nick Clifton <nickc@redhat.com>
16411 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16413 2007-05-02 Richard Guenther <rguenther@suse.de>
16415 PR tree-optimization/31146
16416 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16417 argument, single_use_p. If we have a single use that is
16418 a conversion to the definition rhs type, propagate that rhs.
16419 (forward_propagate_addr_expr): Pass single_use_p argument
16420 to forward_propagate_addr_expr_1.
16422 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16424 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16427 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16429 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16430 'AMD Family 10 core'.
16432 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16434 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16435 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16436 with SSE3 instruction set support.
16437 * doc/invoke.texi: Likewise.
16439 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16441 * config/i386/i386.c (override_options): Tuning 32-byte loop
16442 alignment for amdfam10 architecture. Increasing the max loop
16443 alignment to 24 bytes.
16445 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16447 * config/m68k/constraints.md: New.
16448 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16449 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16450 EXTRA_CONSTRAINT): Remove.
16451 * config/m68k/m68k.md: Include constraints.md.
16452 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16454 2007-05-01 Ian Lance Taylor <iant@google.com>
16456 PR tree-optimization/31739
16457 * tree-vrp.c (vrp_val_is_max): New static function.
16458 (vrp_val_is_min): New static function.
16459 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16461 (set_value_range): Use vrp_val_is_{max,min}.
16462 (extract_range_from_assert): Likewise.
16463 (extract_range_from_binary_expr): Likewise.
16464 (extract_range_from_unary_expr): Likewise.
16465 (dump_value_range, vrp_meet): Likewise.
16466 (vrp_visit_phi_node): Likewise.
16467 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16469 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16471 * config/i386/gmon-sol2.c (size_t): New type.
16472 (intptr_t): Likewise.
16473 (s_textsize): Declare as size_t.
16475 (monstartup): Use size_t for sizes.
16476 (_mcount): Save and restore registers.
16477 (internal_mcount): Pass 0 as the first argument to monstartup
16479 (moncontrol): Convert pointer to appropriately sized integer
16480 before passing to profil.
16482 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16484 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16485 __NO_FPRS__, not just if _SOFT_DOUBLE.
16486 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16487 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16488 also for E500 double.
16489 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16490 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16493 2007-05-01 Richard Guenther <rguenther@suse.de>
16495 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16498 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16500 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16502 2007-05-01 Jan Hubicka <jh@suse.cz>
16504 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16507 2007-05-01 Jan Hubicka <jh@suse.cz>
16509 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16510 (maybe_fold_offset_to_reference): Declare.
16511 * fold-const.c (fold_unary): Do not fold
16512 (type *)&A into &A->field_of_type_and_offset_0
16513 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16514 size is unknown, give up.
16515 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16517 (maybe_fold_offset_to_reference): New.
16518 (maybe_fold_stmt_indirect): Use it.
16519 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16520 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16522 (gimplify_expr): Likewise for plus_expr.
16524 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16526 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16527 bsi_after_labels. Always insert statements before bsi.
16528 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16529 * predict.c (apply_return_prediction): Check for empty blocks.
16530 * cfgexpand.c (lab_rtx_for_bb): New variable.
16531 (label_rtx_for_bb): Do not create new tree labels.
16532 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16533 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16534 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16536 (label_for_bb): Add field used.
16537 (update_eh_label, main_block_label): Mark the label used.
16538 (cleanup_dead_labels): Remove unused labels.
16540 2007-05-01 Richard Guenther <rguenther@suse.de>
16542 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16543 if it is not about to be set.
16544 (get_value_range): Do not pre-allocate equiv bitmap.
16545 (update_value_range): No need to clear equiv field.
16546 (add_equivalence): Change prototype to get bitmap pointer.
16547 Allocate bitmap here if it is not already.
16548 (extract_range_from_assert): Do not allocate bitmap here.
16549 Update callers to add_equivalence.
16550 (extract_range_from_ssa_name): Likewise.
16551 (get_vr_for_comparison): New static helper.
16552 (compare_name_with_value): Handle NULL equiv bitmap by
16553 peeling the first iteration of the comparison loop.
16554 Use get_vr_for_comparison.
16555 (compare_names): Handle NULL equiv bitmaps by using fake
16556 ones. Use get_vr_for_comparison.
16558 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16560 * double-int.c (mpz_set_double_int): Moved from
16561 tree-ssa-loop-niter.c.
16562 (mpz_get_double_int): Likewise; also, add option to wrap
16563 out-of-range integers.
16564 * double-int.h: New prototypes for above.
16565 * tree.c (get_static_type_bounds): Moved from
16566 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16567 TYPE_MAX_VALUE if they exist..
16568 * tree.h: New prototype for above.
16569 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16570 get_type_bounds calls.
16571 (mpz_set_double_int): Move to double-int.c.
16572 (get_type_bounds): Move to tree.c, rename to
16573 get_static_type_bounds.
16574 (mpz_to_double_int): Move to double-int.c, rename to
16575 mpz_get_double_int.
16577 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16579 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16580 DIV0 exception can fall through to a normal return.
16582 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16584 PR middle-end/22156
16585 Temporarily revert:
16586 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16587 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16588 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16589 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16590 initialize align to silence bogus warning.
16591 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16592 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16594 (struct sra_walk_fns): Remove use_all parameter from use.
16595 (sra_hash_tree): Handle BIT_FIELD_REFs.
16596 (sra_elt_hash): Don't hash bitfld blocks.
16597 (sra_elt_eq): Skip them in parent compares as well. Handle
16599 (sra_walk_expr): Don't maintain or pass down use_all_p.
16600 (scan_use): Remove use_all parameter.
16601 (scalarize_use): Likewise. Re-expand assignment to
16602 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16603 output, and re-scalarize after output. Don't mark anything
16605 (scalarize_ldst): Adjust.
16606 (scalarize_walk_gimple_modify_statement): Likewise.
16607 (build_element_name_1): Handle BIT_FIELD_REFs.
16608 (instantiate_element): Don't warn for any element whose parent
16609 is used as a whole.
16610 (instantiate_missing_elements_1): Return the sra_elt.
16611 (canon_type_for_field): New.
16612 (try_instantiate_multiple_fields): New.
16613 (instantiate_missing_elemnts): Use them.
16614 (mark_no_warning): Removed.
16615 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16616 (REPLDUP, sra_build_elt_assignment): New.
16617 (generate_copy_inout): Use them.
16618 (generate_element_copy): Likewise. Handle bitfld differences.
16619 (generate_element_zero): Don't recurse for blocks. Use
16620 sra_build_elt_assignment.
16621 (generate_one_element_int): Take elt instead of var. Use
16622 sra_build_elt_assignment.
16623 (generate_element_init_1): Adjust.
16624 (scalarize_use, scalarize_copy): Use REPLDUP.
16625 (scalarize_ldst): Move assert before dereference.
16626 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16628 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16631 * tree.c (reconstruct_complex_type): Reconstruct a reference
16633 Also use the same mode for the pointer as the old pointer type.
16635 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16637 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16640 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16642 PR rtl-optimization/31676
16643 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16644 (df_refs_record): Call it.
16646 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16648 * rtl.def (SS_ABS): New code.
16649 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16650 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16651 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16652 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16653 (bfin_init_builtins): Define them.
16654 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16655 (bfin_expand_builtin): ... and handle the others here.
16656 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16657 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16658 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16659 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16660 operand is only HImode.
16662 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16664 * regclass.c (scan_one_insn): Remove splitting of
16667 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16668 Nigel Stephens <nigel@mips.com>
16670 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16672 2007-04-28 Jan Hubicka <jh@suse.cz>
16674 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16675 insn_locators_alloc instead of insn_locators_initialize;
16676 call reset_block_changes.
16677 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16678 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16679 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16680 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16681 * config/score/score.c (th_output_mi_thunk): Likewise.
16682 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16683 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16684 tolerate uninitialized locator info.
16687 * function.c (init_function_start): Don't init line number info.
16688 (expand_function_end): Update.
16689 (reset_block_changes, record_block_change, finalize_block_changes,
16690 check_block_change, free_block_changes): Kill.
16691 * function.h (reset_block_changes, record_block_change,
16692 finalize_block_changes, check_block_change, free_block_changes):
16694 (struct function): Remove ib_boundaries_block.
16695 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16696 Use curr_insn_locator to initialize locator.
16697 (emit_line_note): Remove.
16698 * cfgexpand.c (expand_gimple_cond_expr): Update.
16699 (construct_exit_block): Likewise.
16700 (tree_expand_cfg): Initialize/finalize locators.
16701 * expr.c (expand_expr_real): Update.
16702 * cfglayout.c (line_locators_locs, line_locators_lines,
16703 file_locators_locs, file_locators_files): Remove.
16704 (set_block_levels): Move to cfgexpand.c.
16705 (insn_locators_initialize): Remove.
16706 (pass_insn_locators_initialize): Remove.
16707 (locations_locators_locs, locations_locators_vals): New static vars.
16708 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16710 (insn_locators_alloc, insn_locators_finalize,
16711 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16713 (locator_location): New.
16714 (locator_line, locator_file): Rewrite.
16715 * rtl.h (emit_line_note): Kill.
16716 (insn_locators_alloc, insn_locators_finalize,
16717 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16719 * tree-inline.c (initialize_cfun): Do not initialize
16720 ib_boundaries_block.
16721 * passes.c (pass_insn_locators_initialize): Remove.
16723 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16725 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16726 info. Update last_basic_block correctly.
16728 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16731 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16732 register itself to hold the offset constant. Tell flow the use
16733 of r4 and r5 when they are used.
16735 2007-04-27 Richard Guenther <rguenther@suse.de>
16737 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16738 if we simplified anything.
16739 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16740 warnings until we did a simplification and the stmt was not
16741 marked as TREE_NO_WARNING.
16743 2007-04-27 Mike Stump <mrs@apple.com>
16745 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16747 2007-04-27 Ian Lance Taylor <iant@google.com>
16749 PR middle-end/31710
16750 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16751 TYPE_MAX_VALUE exist, convert them to the new type.
16753 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16755 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16756 if it claims to be available.
16757 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16758 edge is redirected.
16759 (perform_tree_ssa_dce): Always free postdominators.
16761 2007-04-27 Richard Henderson <rth@redhat.com>
16763 * config/alpha/predicates.md (aligned_memory_operand): Mark
16764 as define_special_predicate.
16765 (unaligned_memory_operand, normal_memory_operand): Likewise.
16766 (reg_or_unaligned_mem_operand): Remove.
16767 (any_memory_operand): Match the documentation and check for
16768 non-renumbered pseudos during reload.
16769 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16770 alpha_secondary_reload_class, update to new interface, make static.
16771 Handle CQImode like HImode. Remove FP subreg check.
16772 (alpha_expand_mov): Use replace_equiv_address.
16773 (alpha_expand_mov_nobwx): Use any_memory_operand.
16774 (TARGET_SECONDARY_RELOAD): New.
16775 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16776 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16777 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16778 * config/alpha/alpha.md: ... here.
16779 (RELOAD12, reloadmode): New.
16781 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16782 Don't handle the aligned case here.
16783 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16784 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16785 reload_inhi_help. Don't expect a scratch register.
16786 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16788 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16790 2007-04-27 Richard Guenther <rguenther@suse.de>
16792 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16794 2007-04-27 Richard Guenther <rguenther@suse.de>
16796 PR tree-optimization/30965
16797 PR tree-optimization/30978
16798 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16799 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16800 (find_equivalent_equality_comparison): Likewise.
16801 (simplify_cond): Likewise.
16802 (get_prop_source_stmt): New helper.
16803 (get_prop_dest_stmt): Likewise.
16804 (can_propagate_from): Likewise.
16805 (remove_prop_source_from_use): Likewise.
16806 (combine_cond_expr_cond): Likewise.
16807 (forward_propagate_comparison): New function.
16808 (forward_propagate_into_cond): Rewrite to use fold for
16810 (tree_ssa_forward_propagate_single_use_vars): Call
16811 forward_propagate_comparison to propagate comparisons.
16813 2007-04-27 Richard Guenther <rguenther@suse.de>
16815 PR tree-optimization/31715
16816 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16817 sure to do computation on the offset in an appropriate
16820 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16822 * reload.h (elimination_target_reg_p): Declare.
16823 * reload.c (find_reloads): Don't apply the reg_rtx move
16824 optimization if the SET_DEST satisfies elimination_target_reg_p.
16825 * reload1.c (elimination_target_reg_p): New function.
16826 (gen_reload): In the move/add2 fallback, make sure that op0
16827 does not overlap the destination register.
16829 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16831 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16832 transform only GIMPLE_MODIFY_STMTs.
16833 * tree-complex.c (expand_complex_operations_1): Ditto.
16834 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16835 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16836 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16838 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16839 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16840 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16841 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16842 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16843 slpeel_add_loop_guard): Ditto.
16844 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16845 * lambda-code.c (perfect_nestify): Ditto.
16846 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16847 before the first statement.
16848 * tree-optimize.c (execute_free_datastructures): Fix comments.
16849 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16850 * tree-flow.h (disband_implicit_edges): Declaration removed.
16851 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16853 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16854 COND_EXPRs without gotos.
16855 (disband_implicit_edges, has_label_p): Removed.
16856 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16857 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16859 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16861 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16862 also for COND_EXPRs.
16863 * cfgexpand.c (label_rtx_for_bb): New function.
16864 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16865 Use label_rtx_for_bb to find the labels.
16866 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16867 last block. Detect fallthru edges.
16869 2007-04-26 Ian Lance Taylor <iant@google.com>
16872 * reload.c (find_reloads_subreg_address): If the address was valid
16873 in the original mode but not in the new mode, reload the whole
16876 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16878 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16879 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16880 (cleanup_control_expr_graph): Do not invalidate dominance info.
16881 Record altered blocks.
16882 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16883 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16884 cleanup_tree_cfg_bb): New functions.
16885 (remove_forwarder_block): Do not maintain the worklist of blocks.
16886 Record altered blocks.
16887 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16888 not over whole cfg.
16889 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16890 delete_unreachable_blocks if dominators are not available.
16891 * tree-inline.c (optimize_inline_calls): Free dominance information
16893 * tree-flow.h (remove_edge_and_dominated_blocks,
16894 cfgcleanup_altered_bbs): Altered.
16895 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16897 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16899 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16900 do not invalidate dominators.
16902 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16904 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16905 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16906 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16907 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16909 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16911 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16913 2007-04-26 Richard Guenther <rguenther@suse.de>
16915 PR tree-optimization/31703
16916 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16917 the right type for the target of the bittest.
16919 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16921 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16922 ix86_sol10_return_in_memory.
16924 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16926 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16929 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16932 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16934 PR tree-optimization/30558
16935 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16936 clear this_state.prev_try.
16938 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16939 Mark Mitchell <mark@codesourcery.com>
16941 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16942 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16943 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16945 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16948 * doc/invoke.texi (%:print-asm-header): Document.
16949 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16951 (static_spec_functions): Add print-asm-header.
16952 (main): Print a banner before the --target-help linker options.
16953 (print_asm_header_spec_function): New function.
16955 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16958 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16959 (movsf_ie): Likewise.
16961 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16963 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16965 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16967 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16968 exception for divide-by-zero.
16969 (__umodsi3, __modsi3): Likewise.
16971 2007-04-25 Dirk Mueller <dmueller@suse.de>
16973 * c-typeck.c (build_compound_expr): Annotate warning()
16974 call with OPT_Wunused_value.
16975 * tree-ssa.c (warn_uninit): Annotate warning with
16977 * c-common.c (handle_sentinel_attribute): Annotate warning
16978 call with OPT_Wattributes.
16980 2007-04-25 Thiemo Seufer <ths@mips.com>
16982 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16983 (mips16): Fix typo.
16984 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16985 on to the assembler. Improve handling of -mno-mips16. Add handling
16986 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16987 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16988 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16989 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16991 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16994 * config/i386/winnt.c (i386_pe_file_end): Strip only
16995 USER_LABEL_PREFIX when writing export name.
16997 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16999 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
17000 sh/elf.h, vx-common.h and vxworks.h.
17001 * config/sh/sh.h: Include config/vxworks-dummy.h.
17002 (SUBTARGET_OVERRIDE_OPTIONS): Define.
17003 (OVERRIDE_OPTIONS): Use it.
17004 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
17005 (vxworks_picreg): New pattern.
17006 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
17007 VXWORKS_OS_CPP_BUILTINS.
17008 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
17009 to their VXWORKS_* equivalents.
17010 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17011 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
17012 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
17013 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
17014 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
17015 -mrtp/-fPIC multilibs.
17016 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
17017 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
17018 (MULTILIB_OSDIRNAMES): Delete.
17020 2007-04-25 Anatoly Sokolov <aesok@post.ru>
17023 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
17025 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
17027 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
17028 rounding mode to be specified by the caller.
17029 (real_to_mpfr) Likewise.
17030 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
17031 include new arguments.
17032 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
17034 2007-04-24 Ian Lance Taylor <iant@google.com>
17036 PR tree-optimization/31605
17037 * tree-vrp.c (set_value_range): Check that min and max are not
17038 both overflow infinities.
17039 (set_value_range_to_value): New static function.
17040 (extract_range_from_binary_expr): Call set_value_range_to_value.
17041 (extract_range_from_cond_expr): Likewise.
17042 (extract_range_from_expr): Likewise.
17043 (extract_range_from_unary_expr): Likewise. Don't create a range
17044 which overflows on both sides.
17045 (vrp_meet): Check for a useless range.
17046 (vrp_visit_phi_node): If we see a constant which looks like an
17047 overflow infinity, turn off the TREE_OVERFLOW flag.
17049 2007-04-24 Ian Lance Taylor <iant@google.com>
17051 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17053 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17055 PR diagnostic/25923
17056 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17057 diagnostic message is being built.
17058 * tree-pretty-print.c (dump_generic_node): Only write the
17059 formatted text into BUFFER's stream if we are not building a
17060 diagnostic message.
17061 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17063 * Makefile.in (toplev.o): Depend on tree-pass.h.
17065 2007-04-24 Ian Lance Taylor <iant@google.com>
17067 PR tree-optimization/31602
17068 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17069 conditionals in the copied loop header.
17070 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17071 warnings if TREE_NO_WARNING is set.
17072 * doc/invoke.texi (Warning Options): Clarify that
17073 -Wstrict-overflow does not warn about loops.
17075 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17077 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17078 expand on the comment about _Decimal128 arguments and check the
17079 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17080 that _Decimal128 argument uses even/odd register pair.
17081 (function_arg): Ditto.
17083 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17085 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17086 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17088 2007-04-24 Richard Guenther <rguenther@suse.de>
17089 Olga Golovanevsky <olga@il.ibm.com>
17091 * fold-const.c (multiple_of_p): Check for bottom
17094 2007-04-24 Richard Henderson <rth@redhat.com>
17096 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17097 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17098 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17099 looking for non-zero bits shifted out. Avoid a recursive call
17100 when constructing the scalar.
17101 (__floatundisf): Likewise.
17103 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17105 * dwarf2out.c (field_byte_offset): Move the existing logic
17106 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17107 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17109 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17112 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17113 length argument of 0 for memset.
17114 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17115 unsigned shift instead of the signed variant.
17117 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17119 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17120 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17121 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17122 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17123 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17124 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17125 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17126 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17127 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17128 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17129 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17130 "mul<mode>3", "div<mode>3"): Insn definitions added.
17131 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17132 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17133 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17134 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17135 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17136 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17137 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17138 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17139 TARGET_FLOAT_FORMAT): Macro definitions removed.
17140 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17141 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17142 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17143 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17144 (s390_gen_rtx_const_DI): Function removed.
17145 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17147 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17149 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17150 over an external ffs function.
17152 2007-04-24 Chao-ying Fu <fu@mips.com>
17153 Richard Sandiford <richard@nildram.co.uk>
17155 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17156 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17157 (smadd_widen_optab, umadd_widen_optab): Define.
17158 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17160 * genopinit.c (optabs): Fill in smadd_widen_optab and
17162 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17163 and umadd_widen_optab to implement multiply-add sequences.
17164 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17165 (<u>maddsidi4): ...this. Extend condition to include
17166 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17167 of operand 0 to "ka" and use the three-operand form of madd<u>
17169 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17171 * config/mips/constraints.md (ka): New register constraint.
17173 2007-04-24 Jan Hubicka <j@suse.cz>
17177 2007-04-23 Jan Hubicka <jh@suse.cz>
17178 * function.c (init_function_start): Don't init line number info.
17179 (expand_function_end): Update.
17180 (reset_block_changes, record_block_change, finalize_block_changes,
17181 check_block_change, free_block_changes): Kill.
17182 * function.h (reset_block_changes, record_block_change,
17183 finalize_block_changes, check_block_change, free_block_changes):
17185 (struct function): Remove ib_boundaries_block.
17186 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17187 Use curr_insn_locator to initialize locator.
17188 (emit_line_note): Remove.
17189 * cfgexpand.c (expand_gimple_cond_expr): Update.
17190 (construct_exit_block): Likewise.
17191 (tree_expand_cfg): Initialize/finalize locators.
17192 * expr.c (expand_expr_real): Update.
17193 * cfglayout.c (line_locators_locs, line_locators_lines,
17194 file_locators_locs, file_locators_files): Remove.
17195 (set_block_levels): Move to cfgexpand.c.
17196 (insn_locators_initialize): Remove.
17197 (pass_insn_locators_initialize): Remove.
17198 (locations_locators_locs, locations_locators_vals): New static vars.
17199 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17201 (insn_locators_alloc, insn_locators_finalize,
17202 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17204 (locator_location): New.
17205 (locator_line, locator_file): Rewrite.
17206 * rtl.h (emit_line_note): Kill.
17207 (insn_locators_alloc, insn_locators_finalize,
17208 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17210 * tree-inline.c (initialize_cfun): Do not initialize
17211 ib_boundaries_block.
17212 * passes.c (pass_insn_locators_initialize): Remove.
17214 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17216 * doc/invoke.texi: Removed leading '-' from option index entries.
17218 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17220 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17222 (create_phi_node): Use set_phi_nodes.
17223 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17224 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17225 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17226 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17227 (bsi_start, bsi_last): Use bb_stmt_list.
17228 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17229 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17230 Traverse the statements using tsi iterator.
17231 * basic-block.h (struct basic_block_def): Fields stmt_list
17232 and phi_nodes moved to ...
17233 (struct tree_bb_info): ... new structure.
17234 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17235 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17236 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17237 (tree_verify_flow_info): Verify that il.tree is not set for
17238 entry and exit block.
17239 (tree_split_block): Use set_bb_stmt_list.
17241 2007-04-23 Mike Stump <mrs@apple.com>
17243 * config/i386/i386.c (ix86_tune_features
17244 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17247 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17249 * config/i386/i386.md (prefix_extra): New attribute.
17250 (length): Add prefix_extra.
17252 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17253 (sse2_movntv2di): Likewise.
17254 (sse2_cvtps2dq): Likewise.
17255 (sse2_cvtpd2pi): Likewise.
17256 (sse2_cvttpd2pi): Likewise.
17257 (*sse2_cvtpd2ps): Likewise.
17258 (*add<mode>3): Likewise.
17259 (sse2_ssadd<mode>3): Likewise.
17260 (sse2_usadd<mode>3): Likewise.
17261 (*sub<mode>3): Likewise.
17262 (sse2_sssub<mode>3): Likewise.
17263 (sse2_ussub<mode>3): Likewise.
17264 (*mulv8hi3): Likewise.
17265 (*smulv8hi3_highpart): Likewise.
17266 (*umulv8hi3_highpart): Likewise.
17267 (sse2_umulv2siv2di3): Likewise.
17268 (sse2_pmaddwd): Likewise.
17269 (ashr<mode>3): Likewise.
17270 (lshr<mode>3): Likewise.
17271 (ashl<mode>3): Likewise.
17272 (sse2_ashlti3): Likewise.
17273 (sse2_lshrti3): Likewise.
17274 (*umaxv16qi3): Likewise.
17275 (*smaxv8hi3): Likewise.
17276 (*uminv16qi3): Likewise.
17277 (*sminv8hi3): Likewise.
17278 (sse2_eq<mode>3): Likewise.
17279 (sse2_gt<mode>3): Likewise.
17280 (*and<mode>3): Likewise.
17281 (sse2_nand<mode>3): Likewise.
17282 (*ior<mode>3): Likewise.
17283 (*xor<mode>3): Likewise.
17284 (sse2_packsswb): Likewise.
17285 (sse2_packssdw): Likewise.
17286 (sse2_packuswb): Likewise.
17287 (sse2_punpckhbw): Likewise.
17288 (sse2_punpcklbw): Likewise.
17289 (sse2_punpckhwd): Likewise.
17290 (sse2_punpcklwd): Likewise.
17291 (sse2_punpckhdq): Likewise.
17292 (sse2_punpckldq): Likewise.
17293 (sse2_punpckhqdq): Likewise.
17294 (sse2_punpcklqdq): Likewise.
17295 (*sse2_pinsrw): Likewise.
17296 (*sse2_pextrw): Likewise.
17297 (sse2_pshufd_1): Likewise.
17298 (sse2_uavgv16qi3): Likewise.
17299 (sse2_uavgv8hi3): Likewise.
17300 (sse2_psadbw): Likewise.
17301 (sse2_pmovmskb): Likewise.
17302 (*sse2_maskmovdqu): Likewise.
17303 (*sse2_maskmovdqu_rex64): Likewise.
17304 (sse4a_extrqi): Likewise.
17305 (sse4a_extrq): Likewise.
17306 (sse3_lddqu): Set prefix_rep.
17307 (sse3_addsubv4sf3): Likewise.
17308 (sse3_haddv4sf3): Likewise.
17309 (sse3_hsubv4sf3): Likewise.
17310 (sse_cvtss2si): Likewise.
17311 (sse_cvtss2si_2): Likewise.
17312 (sse_cvtss2siq): Likewise.
17313 (sse_cvtss2siq_2): Likewise.
17314 (sse_cvttss2si): Likewise.
17315 (sse_cvttss2siq): Likewise.
17316 (sse2_cvttps2dq): Likewise.
17317 (sse3_movshdup): Likewise.
17318 (sse3_movsldup): Likewise.
17319 (sse2_cvtsd2si): Likewise.
17320 (sse2_cvtsd2si_2): Likewise.
17321 (sse2_cvtsd2siq): Likewise.
17322 (sse2_cvtsd2siq_2): Likewise.
17323 (sse2_cvttsd2si): Likewise.
17324 (sse2_cvttsd2siq): Likewise.
17325 (*sse2_cvtpd2dq): Likewise.
17326 (*sse2_cvttpd2dq): Likewise.
17327 (sse2_pshuflw_1): Likewise.
17328 (sse2_pshufhw_1): Likewise.
17329 (sse4a_insertqi): Likewise.
17330 (sse4a_insertq): Likewise.
17331 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17332 (ssse3_phadddv4si3): Likewise.
17333 (ssse3_phaddswv8hi3): Likewise.
17334 (ssse3_phsubwv8hi3): Likewise.
17335 (ssse3_phsubdv4si3): Likewise.
17336 (ssse3_phsubswv8hi3): Likewise.
17337 (ssse3_pmaddubswv8hi3): Likewise.
17338 (ssse3_pmulhrswv8hi3): Likewise.
17339 (ssse3_pshufbv16qi3): Likewise.
17340 (ssse3_psign<mode>3): Likewise.
17341 (ssse3_palignrti): Likewise.
17342 (abs<mode>2): Likewise.
17343 (ssse3_phaddwv4hi3): Set prefix_extra.
17344 (ssse3_phadddv2si3): Likewise.
17345 (ssse3_phaddswv4hi3): Likewise.
17346 (ssse3_phsubwv4hi3): Likewise.
17347 (ssse3_phsubdv2si3): Likewise.
17348 (ssse3_phsubswv4hi3): Likewise.
17349 (ssse3_pmaddubswv4hi3): Likewise.
17350 (ssse3_pmulhrswv4hi3): Likewise.
17351 (ssse3_pshufbv8qi3): Likewise.
17352 (ssse3_psign<mode>3): Likewise.
17353 (ssse3_palignrdi): Likewise.
17354 (abs<mode>2): Likewise.
17355 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17356 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17357 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17359 2007-04-23 Nick Clifton <nickc@redhat.com>
17361 * params.def: Fix formatting of emacs local variables.
17363 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17365 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17366 move if inter-unit move isn't allowed.
17367 Don't split moving the first element of V2DI to DI to inter-unit
17368 move if inter-unit move isn't allowed.
17370 2007-04-23 Richard Guenther <rguenther@suse.de>
17372 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17373 and CDI_POST_DOMINATORS separately.
17375 2007-04-23 Nick Clifton <nickc@redhat.com>
17377 * c.opt (Wformat-contains-nul): Add warning attribute.
17379 2007-04-23 Jan Hubicka <jh@suse.cz>
17381 * function.c (init_function_start): Don't init line number info.
17382 (expand_function_end): Update.
17383 (reset_block_changes, record_block_change, finalize_block_changes,
17384 check_block_change, free_block_changes): Kill.
17385 * function.h (reset_block_changes, record_block_change,
17386 finalize_block_changes, check_block_change, free_block_changes):
17388 (struct function): Remove ib_boundaries_block.
17389 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17390 Use curr_insn_locator to initialize locator.
17391 (emit_line_note): Remove.
17392 * cfgexpand.c (expand_gimple_cond_expr): Update.
17393 (construct_exit_block): Likewise.
17394 (tree_expand_cfg): Initialize/finalize locators.
17395 * expr.c (expand_expr_real): Update.
17396 * cfglayout.c (line_locators_locs, line_locators_lines,
17397 file_locators_locs, file_locators_files): Remove.
17398 (set_block_levels): Move to cfgexpand.c.
17399 (insn_locators_initialize): Remove.
17400 (pass_insn_locators_initialize): Remove.
17401 (locations_locators_locs, locations_locators_vals): New static vars.
17402 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17404 (insn_locators_alloc, insn_locators_finalize,
17405 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17407 (locator_location): New.
17408 (locator_line, locator_file): Rewrite.
17409 * rtl.h (emit_line_note): Kill.
17410 (insn_locators_alloc, insn_locators_finalize,
17411 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17413 * tree-inline.c (initialize_cfun): Do not initialize
17414 ib_boundaries_block.
17415 * passes.c (pass_insn_locators_initialize): Remove.
17417 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17419 PR middle-end/31448
17420 * expr.c (reduce_to_bit_field_precision): Handle
17423 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17425 PR tree-optimization/24659
17426 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17427 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17428 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17429 * genopinit.c (optabs): Rename vec_pack_mod_optab
17430 to vec_pack_trunc_optab.
17431 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17432 early for scalar floating point operands for NOP_EXPR.
17433 (vectorizable_type_promotion): Ditto.
17434 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17435 vec_pack_trunc_optab.
17436 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17438 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17439 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17440 Rename from VEC_PACK_MOD_EXPR.
17441 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17442 * expr.c (expand_expr_real_1): Ditto.
17443 * tree-inline.c (estimate_num_insns_1): Ditto.
17444 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17446 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17447 (vec_unpacks_lo_v4sf): Ditto.
17448 (vec_pack_trunc_v2df): Ditto.
17449 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17450 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17451 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17453 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17455 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17457 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17458 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17459 packing of floating point operands.
17460 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17461 represent unpacking of floating point operands.
17462 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17463 [vec_unpacks_hi]: Ditto.
17464 [vec_unpacks_lo]: Ditto.
17466 2007-04-22 Jan Hubicka <jh@suse.cz>
17468 * final.c (rest_of_handle_final): Call
17469 targetm.asm_out.constructor/targetm.asm_out.destructor
17470 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17471 proper priority via decl_*_priority_insert.
17472 * c-common.c (c_expand_body): Likewise.
17474 2007-04-22 Richard Guenther <rguenther@suse.de>
17476 PR tree-optimization/29789
17477 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17478 (rewrite_reciprocal): New helper split out from
17479 determine_invariantness_stmt.
17480 (rewrite_bittest): Likewise.
17481 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17482 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17485 2007-04-22 Revital Eres <eres@il.ibm.com>
17487 * loop-unroll.c (var_to_expand): New field to support also
17488 insns of the form x = something + x.
17489 (analyze_insn_to_expand_var): Use it.
17490 (expand_var_during_unrolling): Likewise.
17492 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17494 * predict.c: Include pointer-set.h.
17495 (bb_predictions): New variable.
17496 (tree_predicted_by_p, tree_predict_edge,
17497 remove_predictions_associated_with_edge): Use bb_predictions map
17498 instead of bb->predictions.
17499 (clear_bb_predictions, assert_is_empty): New functions.
17500 (combine_predictions_for_bb): Use bb_predictions map. Call
17501 clear_bb_predictions.
17502 (tree_estimate_probability): Create and free bb_predictions map.
17503 * Makefile.in (predict.o): Add pointer-set.h dependency.
17504 * basic-block.h (struct basic_block_def): Remove predictions
17506 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17508 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17511 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17514 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17516 * timevar.c (timevar_print): Change reference of --disable-checking to
17517 --enable-checking=release. Also warn if assert checking is disabled.
17519 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17522 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17523 decl as addressable if the compound literal was marked as
17525 Mark the decl as a gimple register if it is a complex or
17526 vector decl and does not live in memory.
17528 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17530 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17531 (GENERIC_NEXT): New function macro.
17532 (PHI_CHAIN): Use phi_node's new chain variable.
17533 (tree_phi_node): Change tree_common to tree_base
17534 and add the chain field.
17535 * tree-phinodes.c (make_phi_node): Don't set
17536 TREE_TYPE on the new node.
17537 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17538 instead of checking GIMPLE_TUPLE_P in chain_next.
17539 * tree-vect-transform.c
17540 (get_initial_def_for_induction): Look at
17541 PHI_RESULT_TREE for the type of the phi node.
17542 (update_vuses_to_preheader): Use PHI_CHAIN
17543 instead of TREE_CHAIN on the phi node.
17544 * tree-ssa-structalias.c (compute_points_to_sets):
17546 (ipa_pta_execute): Likewise.
17548 2007-04-21 Richard Guenther <rguenther@suse.de>
17550 PR middle-end/31136
17551 * fold-const.c (fold_unary): Call fold_convert_const on the
17554 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17556 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17557 (store_killed_in_pat): New.
17559 2007-04-20 Richard Henderson <rth@redhat.com>
17562 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17563 TREE_LIST with a void_type_node value, not void_list_node exactly.
17565 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17567 * doc/standards.texi: Re-arrange into language-specific
17568 subsections. Add a C++ section, documenting which standards we
17571 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17573 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17574 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17576 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17578 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17579 ecrti.o and crtbegin.o.
17580 (LIB_DEFAULT_SPEC): Include -lc.
17581 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17583 2007-04-20 Richard Henderson <rth@redhat.com>
17586 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17587 argument; update all callers.
17588 (get_unaligned_offset): New.
17589 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17590 get_unaligned_address, just pass on the address directly.
17591 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17592 the subreg in the helper patterns.
17593 (unaligned_extendqidi_le): Use get_unaligned_offset.
17594 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17595 (unaligned_extendhidi_be): Likewise.
17596 (unaligned_extendhidi): Tidy.
17597 * config/alpha/alpha-protos.h: Update.
17599 2007-04-20 Richard Henderson <rth@redhat.com>
17601 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17602 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17603 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17604 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17605 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17606 (CPP_SPEC): Don't include %(cpp_subtarget).
17607 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17608 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17609 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17611 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17613 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17614 for __builtin_ia32_cmpordss.
17616 PR tree-optimization/31632
17617 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17618 and arg1 for optimizations of comparison against min/max values.
17619 Fold arg0 to arg1's type for optimizations of comparison against
17620 min+1 and max-1 values.
17622 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17624 * reload.c (combine_reloads): When trying to use a dying register,
17625 check whether it's uninitialized and don't use if so.
17627 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17629 * fold-const.c: Remove prototypes for native_encode_expr and
17630 native_interpret_expr.
17631 (native_encode_expr): Make non-static.
17632 (native_interpret_expr): Likewise.
17633 * tree.h: Add prototypes for the above.
17635 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17637 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17638 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17639 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17640 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17641 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17642 Add length attributes.
17644 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17646 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17649 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17650 __STDC_WANT_DEC_FP__.
17652 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17654 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17655 for long double compatibility.
17656 * configure: Regenerate.
17658 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17660 PR rtl-optimization/29841
17661 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17663 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17664 that may cause control flow transfer from being moved.
17666 2007-04-18 Jan Hubicka <jh@suse.cz>
17668 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17671 2007-04-18 Eric Christopher <echristo@apple.com>
17673 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17674 only. Update operands.
17675 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17676 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17677 link register to pic register.
17679 2007-04-18 Dirk Mueller <dmueller@suse.de>
17681 PR diagnostic/31227
17682 * tree-vrp.c (search_for_addr_array): New.
17683 (check_array_bounds): Suppress warning about
17684 address taken of array refs if its not de-referenced.
17686 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17688 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17689 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17691 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17692 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17693 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17695 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17697 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17699 (vect_analyze_scalar_cycles): Fix indentation.
17700 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17701 (vect_mark_relevant): Include phis in relevance analysis.
17703 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17705 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17707 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17708 output_operand_lossage().
17710 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17712 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17713 the unused code for reduction without adjust-in-epilog to simplify the
17716 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17718 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17719 (S390_TDC_NEGATIVE_ZERO): New constant.
17720 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17721 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17722 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17723 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17724 (S390_TDC_POSITIVE_INFINITY): New constant.
17725 (S390_TDC_NEGATIVE_INFINITY): New constant.
17726 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17727 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17728 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17729 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17730 (S390_TDC_INFINITY): New constant.
17731 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17732 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17733 optimization for UNSPEC_CCZ_TO_INT.
17734 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17735 ("*ccz_to_int"): New insn.
17736 ("isinf<mode>2"): New insn.
17737 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17738 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17739 (UNSPEC_CCZ_TO_INT): New constant.
17741 2007-04-18 Richard Guenther <rguenther@suse.de>
17743 PR tree-optimization/19431
17744 PR tree-optimization/21463
17745 * tree-pass.h (pass_phiprop): Declare.
17746 * passes.c (init_optimization_passes): New phiprop pass.
17747 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17748 (phivn_valid_p): New helper function.
17749 (phiprop_insert_phi): Likewise.
17750 (propagate_with_phi): Likewise.
17751 (tree_ssa_phiprop): New propagator propagating loads
17752 through phi nodes if profitable.
17754 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17756 * tree-vect-analyze.c (process_use): New function.
17757 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17758 Check phis in all bbs.
17759 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17762 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17764 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17767 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17770 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17773 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17775 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17777 (sse_vmmulv4sf3): Likewise.
17778 (sse2_vmaddv2df3): Likewise.
17779 (sse2_vmmulv2df3): Likewise.
17781 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17783 PR rtl-optimization/31360
17784 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17785 (target_reg_cost): New.
17786 (init_set_costs): Initialize target_reg_cost. Add comments
17787 regarding the rationale of the costs.
17788 (global_cost_for_size): Renamed to...
17789 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17790 of register pressure.
17791 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17792 estimate_reg_pressure_cost. Add number of ivs.
17793 (determine_set_costs): Dump target_reg_cost.
17794 * loop-invariant.c (gain_for_invariant): Use
17795 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17796 (best_gain_for_invariant, find_invariants_to_move): Remove
17798 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17799 (target_reg_cost): Declare.
17800 (global_cost_for_size): Declaration removed.
17801 (estimate_reg_pressure_cost): Declare.
17803 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17805 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17806 regnos into even/odd register pairs.
17807 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17808 TDmode similar to the other floating point modes.
17809 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17810 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17812 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17813 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17814 (movdd_hardfloat64): Use TARGET_MFPGPR.
17816 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17818 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17821 2005-01-05 Richard Henderson <rth@redhat.com>
17823 * reload1.c (do_input_reload): Restrict the optimization deleteing
17824 a previous output reload to RELOAD_FOR_INPUT.
17826 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17828 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17829 induc_vec_info_type.
17830 (vectorizable_induction): New function declaration.
17831 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17832 check if already vectorized. Find first place in BB where new stmts
17833 can be inserted. Takes only one argument.
17834 (vectorizable_induction): New function.
17835 (vect_transform_stmt): Add case for induc_vec_info_type to call
17836 vectorizable_induction.
17837 (vect_transform_loop): Consider phis for vectorization.
17838 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17840 (analyze_operations): Call vectorizable_induction when analyzing phis.
17842 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17843 (vect_mark_relevant): Include phis in relevance analysis.
17844 (vect_mark_stmts_to_be_vectorize): Likewise.
17845 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17847 2007-04-16 Lawrence Crowl <crowl@google.com>
17849 * doc/invoke.texi (Debugging Options): Add documentation for the
17850 -femit-struct-debug options -femit-struct-debug-baseonly,
17851 -femit-struct-debug-reduced, and
17852 -femit-struct-debug-detailed[=...].
17854 * c-opts.c (c_common_handle_option): Add
17855 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17856 and OPT_femit_struct_debug_detailed_.
17857 * c.opt: Add specifications for
17858 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17859 and -femit-struct-debug-detailed[=...].
17860 * opts.c (set_struct_debug_option): Parse the
17861 -femit-struct-debug-... options.
17862 * opts.c (matches_main_base, main_input_basename,
17863 main_input_baselength, base_of_path, matches_main_base): Add
17864 variables and functions to compare header base name to compilation
17866 * opts.c (should_emit_struct_debug): Add to determine to emit a
17867 structure based on the option.
17868 (dump_struct_debug) Also disabled function to debug this
17870 * opts.c (handle_options): Save the base name of the
17873 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17874 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17875 This hook indicates if a type is generic. Set it by default
17876 to "never generic".
17877 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17878 to determine if a struct type is generic or not.
17879 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17880 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17881 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17882 with live C++ hook.
17884 * flags.h (enum debug_info_usage): Add an enumeration to describe
17885 a program's use of a structure type.
17886 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17887 to indicate the program's usage of the type. Filter structs based
17888 on the -femit-struct-debug-... specification.
17889 (gen_type_die): Split into two routines, gen_type_die and
17890 gen_type_die_with_usage. gen_type_die is now a wrapper
17891 that assumes direct usage.
17892 (gen_type_die_with_usage): Replace calls to gen_type_die
17893 with gen_type_die_with_usage adding the program usage of
17894 the referenced type.
17895 (dwarf2out_imported_module_or_decl): Suppress struct debug
17896 information using should_emit_struct_debug when appropriate.
17898 2007-04-16 Ian Lance Taylor <iant@google.com>
17900 PR tree-optimization/31522
17901 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17902 (vrp_initialize): Allocate vr_phi_edge_counts.
17903 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17904 executable edge. Drop test for all constants.
17905 (vrp_finalize): Free vrp_phi_edge_counts.
17907 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17908 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17910 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17911 predecessors at head rather than tail.
17913 2007-04-16 Matthias Klose <doko@debian.org>
17915 * config/alpha/linux.h (CPP_SPEC): Define.
17916 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17918 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17920 * function.h: Remove sequence_stack extern declaration.
17922 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17924 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17926 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17929 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17931 * config/avr/avr.c (avr_arch_types): Rearranging array.
17932 (enum avr_arch): Add.
17933 (avr_mcu_types): Use avr_arch enumeration constants instead of
17935 * config/avr/avr.h (LINK_SPEC): Simplify.
17937 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17939 * config/m68k/m68k.c (m68k_libcall_value,
17940 m68k_function_value): Use macros for register names more.
17942 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17944 (M68K_REGNAME): Use A6_REG.
17945 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17947 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17949 PR middle-end/28071
17950 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17951 'pending_read_list_length' and 'pending_write_list_length'. Update
17953 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17954 to handle two length counters instead of one. Update all uses.
17955 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17956 two length counters instead of one.
17957 * sched-rgn.c (propagate_deps): Update to handle two length counters
17960 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17963 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17964 copy of source, pass it to ix86_expand_vector_set and return
17967 2007-04-16 David Ung <davidu@mips.com>
17968 Joseph Myers <joseph@codesourcery.com>
17970 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17971 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17972 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17973 Add 74K processor information.
17974 * config/mips/mips.md: Include 74k.md.
17975 (cpu): Add 74kc,74kf,74kx.
17976 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17977 * config/mips/74k.md: New.
17978 * doc/invoke.texi (MIPS Options): Document 74K support.
17980 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17982 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17983 vectorizable_* functions.
17984 * tree-vect-transform.c (vectorizable_call): Add check for
17985 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17986 (vectorizable_store): likewise.
17987 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17989 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17990 (vectorizable_type_promotion, vectorizable_load): Likewise.
17991 (vectorizable_live_operation, vectorizable_condition): Likewise.
17992 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17994 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17996 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17998 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17999 register numbers more.
18000 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
18001 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
18002 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
18003 FUNCTION_VALUE_REGNO_P): Likewise.
18004 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
18005 STATIC_CHAIN_REGNUM): Likewise.
18006 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
18007 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
18008 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
18009 * config/m68k/m68k.md (FP_REG): New.
18011 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18013 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
18016 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
18018 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
18019 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
18022 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18024 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
18027 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
18030 * c-decl.c (finish_decl): Grab the type of the decl after the call
18031 to store_init_value.
18033 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
18035 * common.opt (fforward-propagate): Fix "Optimization" annotation.
18037 2007-04-14 Jakub Jelinek <jakub@redhat.com>
18040 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
18041 dominators, post dominators and cleanup cfg before returning.
18043 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
18045 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
18046 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
18048 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
18050 * config.gcc: Recognize fido.
18051 * config/m68k/m68k-devices.def (fidoa): New.
18052 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18054 (FL_FIDOA, TARGET_FIDOA): New.
18055 * config/m68k/m68k.opt (mfidoa): New.
18057 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18059 PR middle-end/31322
18060 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18061 when a personality function is used.
18063 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18065 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18067 2007-04-13 Mike Stump <mrs@apple.com>
18069 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18071 * config/darwin.opt (fapple-kext): Make C++ only.
18072 * config/darwin.c (darwin_override_options): Remove code to ensure
18073 -fapple-kext is given for C++ only.
18075 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18077 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18078 * config/mips/mips.c (override_options): Call
18079 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18081 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18083 * config/i386/i386.opt (msvr3-shlib): Removed.
18085 * doc/invoke.texi: Remove -msvr3-shlib.
18087 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18089 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18090 with "popcnt" instruction.
18092 2007-04-13 Richard Guenther <rguenther@suse.de>
18094 PR tree-optimization/21258
18095 * tree-vrp.c (compare_case_labels): New helper.
18096 (find_switch_asserts): New function.
18097 (find_assert_locations): Call it for SWITCH_EXPRs.
18099 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18101 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18102 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18103 check is now implied in X87_FLOAT_MODE_P.
18104 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18105 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18106 (fix_trunc<mode>_i386_fisttp): Ditto.
18107 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18108 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18109 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18110 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18111 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18112 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18113 (unnamed_splitters): Ditto.
18114 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18115 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18116 FIRST_SSE_REG for local functions when SSE math is enabled or
18117 for functions with sseregparm attribute.
18118 (standard_80387_constant_p): Return -1 if mode is not
18120 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18121 (ix86_expand_compare): Ditto.
18122 (ix86_expand_carry_flag_compare): Ditto.
18123 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18124 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18125 DECIMAL_FLOAT_MODE_P.
18126 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18127 of SCALAR_FLOAT_MODE_P.
18128 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18129 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18130 checks before FLOAT_MODE_P.
18131 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18132 before FLOAT_MODE_P.
18137 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18139 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18140 Charles Wilson <libtool@cwilson.fastmail.fm>
18142 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18143 (libgcc.mvars): Don't depend on them.
18144 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18145 * exec-tool.in: New.
18147 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18149 * doc/invoke.text (--help): Document --help=common.
18151 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18153 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18155 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18157 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18158 * genemit.c (main): Emit #include "integrate.h".
18159 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18160 (LOADGP_RTP): New mips_loadgp_style.
18161 * config/mips/mips.h: Include config/vxworks-dummy.h.
18162 (TARGET_RTP_PIC): New macro.
18163 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18164 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18165 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18166 for TARGET_RTP_PIC.
18167 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18168 -mvxworks-pic when using -mrtp and a PIC option.
18169 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18171 (mips_symbolic_constant_p, mips_symbolic_address_p)
18172 (mips_symbol_insns): Handle SYMBOL_HALF.
18173 (override_options): Warn about -G and -mrtp being used together.
18174 Initialize mips_lo_relocs[SYMBOL_HALF].
18175 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18176 (mips_emit_loadgp): Handle LOADGP_RTP.
18177 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18178 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18179 (tablejump): Handle function-relative case table entries if
18181 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18183 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18185 * config/mips/mips.md (load_call<mode>): Allow any general register.
18187 (sibcall_value_internal, sibcall_value_multiple_internal)
18188 (call_value_internal, call_value_split, call_value_multiple_internal)
18189 (call_value_multiple_split): Remove constraints from operand 0.
18191 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18193 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18194 rather than loadgp_noshared.
18195 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18196 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18198 * config/mips/mips.md (loadgp): Rename to...
18199 (loadgp_newabi): ...this.
18200 (loadgp_noshared): Rename to...
18201 (loadgp_absolute): ...this.
18203 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18205 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18206 false for locally-binding symbols.
18207 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18209 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18211 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18212 (SYMBOL_GOT_PAGE_OFST): ...this.
18213 (SYMBOL_GOT_GLOBAL): Rename to...
18214 (SYMBOL_GOT_DISP): ...this.
18215 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18216 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18217 * config/mips/mips.c (mips_global_symbol_p): New function.
18218 (mips_symbol_binds_local_p): Likewise.
18219 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18220 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18221 mips_global_symbol_p and mips_symbol_binds_local_p.
18222 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18223 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18224 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18225 SYMBOL_GOTOFF_DISP.
18226 (mips_ok_for_lazy_binding_p): New function.
18227 (mips_load_call_address, mips_expand_call): Use it.
18228 (mips_dangerous_for_la25_p): Likewise.
18229 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18230 (*got_disp<mode>): Use got_disp_operand instead of
18231 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18232 SYMBOL_GOTOFF_GLOBAL.
18233 (*got_page<mode>): Use got_page_ofst_operand instead of
18235 * config/mips/predicates.md (const_call_insn_operand): Use
18236 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18237 (global_got_operand): Rename to...
18238 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18240 (local_got_operand): Rename to...
18241 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18242 of SYMBOL_GOT_LOCAL.
18244 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18246 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18247 TARGET_CALL_CLOBBERED_GP.
18248 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18249 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18250 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18251 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18252 of TARGET_ABICALLS && !TARGET_NEWABI.
18253 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18254 * config/mips/mips.c (mips_load_call_address): Check
18255 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18256 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18257 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18258 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18259 TARGET_ABICALLS && TARGET_NEWABI.
18260 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18262 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18263 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18264 TARGET_ABICALLS && TARGET_NEWABI.
18265 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18266 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18267 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18268 whether indirect calls must use $25.
18269 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18271 * config/mips/mips.md (jal_macro): Check flag_pic and
18272 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18273 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18274 instead of TARGET_ABICALLS.
18275 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18276 TARGET_ABICALLS && TARGET_OLDABI.
18277 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18278 (sibcall): In the comment above the define_insn, mention
18279 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18280 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18281 instead of TARGET_ABICALLS.
18283 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18285 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18286 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18287 (MACFLAGS_MATCH_P): New macro.
18288 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18289 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18290 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18291 the other MACFLAG constants.
18292 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18293 (flag_machi): Tighten constraints. Renumber some of the operands.
18294 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18296 (flag_machi_parts_acconly): New pattern.
18297 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18299 (flag_macinit1hi): Tighten constraints.
18300 (flag_mul_macv2hi_parts_acconly): New pattern.
18302 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18303 Use a more efficient implementation.
18304 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18305 inline sequences when not optimizing for size.
18307 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18308 movhi_high2low): Delete, merge functionality into...
18309 (packv2hi): ... this pattern.
18311 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18312 * config/bfin/bfin.opt (msim): New option.
18313 (mcpu=): New option.
18314 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18315 (bfin_cpu_t): Typedef of enum bfin_cpu.
18316 (bfin_cpu_type): New declaration.
18317 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18318 -msim and -mcpu= options.
18319 (LIB_SPEC): Likewise.
18320 * config/bfin/bfin.c (bfin_cpu_type): Define.
18321 (bfin_handle_option): Handle -mcpu= option.
18322 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18323 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18324 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18326 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18328 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18329 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18330 (powerpc-wrs-vxworksae): Use ${tm_file}.
18331 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18332 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18333 * config/i386/vx-common.h: New file.
18335 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18337 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18340 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18342 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18345 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18349 * c-common.c (c_build_qualified_type): Set canonical type
18352 2007-04-12 Richard Guenther <rguenther@suse.de>
18354 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18355 lower bound and element size if lower bound is not zero
18356 or either of the ARRAY_REF operands is set.
18358 2007-04-12 Richard Guenther <rguenther@suse.de>
18360 PR tree-optimization/24689
18361 PR tree-optimization/31307
18362 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18364 * gimplify.c (canonicalize_addr_expr): To be consistent with
18365 gimplify_compound_lval only set operands two and three of
18366 ARRAY_REFs if they are not gimple_min_invariant. This makes
18367 it never at this place.
18368 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18370 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18372 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18373 null before emitting a .nsubspa directive.
18375 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18377 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18378 need_to_partition_p if there are no memory statements in the
18381 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18383 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18384 (gcd_of_steps_may_divide_p): New function.
18385 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18387 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18389 * reload.c (find_reloads_toplev, find_reloads_address,
18390 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18391 not a pointer equality test, to decide if we need to call
18392 push_reg_equiv_alt_mem.
18394 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18396 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18397 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18399 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18401 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18403 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18404 vector to be positive.
18406 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18410 * doc/invoke.texi: Document --params max-aliased-vops and
18412 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18413 debug_memory_partitions): Move to tree-flow.h
18414 * params.h (AVG_ALIASED_VOPS): Define.
18415 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18417 (mp_info_t): Likewise.
18418 (get_mem_sym_stats_for): New.
18419 (set_memory_partition): Move from tree-flow-inline.h.
18420 (mark_non_addressable): Only clear the set of symbols for the
18421 partition if it exists.
18422 (dump_memory_partitions): Move from tree-ssa-operands.c
18423 (debug_memory_partitions): Likewise.
18424 (need_to_partition_p): New.
18425 (dump_mem_ref_stats): New.
18426 (debug_mem_ref_stats): New.
18427 (dump_mem_sym_stats): New.
18428 (debug_mem_sym_stats): New.
18429 (update_mem_sym_stats_from_stmt): New.
18430 (compare_mp_info_entries): New.
18431 (mp_info_cmp): Call it.
18432 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18434 (get_mpt_for): Move from tree-ssa-operands.c.
18435 (find_partition_for): New.
18436 (create_partition_for): Remove.
18437 (estimate_vop_reduction): New.
18438 (update_reference_counts): New.
18439 (build_mp_info): New.
18440 (compute_memory_partitions): Refactor.
18441 Document new heuristic.
18442 Call build_mp_info, update_reference_counts,
18443 find_partition_for and estimate_vop_reduction.
18444 (compute_may_aliases): Populate virtual operands before
18445 calling debugging dumps.
18446 (delete_mem_sym_stats): New.
18447 (delete_mem_ref_stats): New.
18448 (init_mem_ref_stats): New.
18449 (init_alias_info): Call it.
18450 (maybe_create_global_var): Remove alias_info argument.
18451 Get number of call sites and number of pure/const call sites
18452 from gimple_mem_ref_stats().
18453 (dump_alias_info): Call dump_memory_partitions first.
18454 (dump_points_to_info_for): Show how many times a pointer has
18456 * opts.c (decode_options): For -O2 set --param
18457 max-aliased-vops to 500.
18458 For -O3 set --param max-aliased-vops to 1000 and --param
18459 avg-aliased-vops to 3.
18460 * fortran/options.c (gfc_init_options): Remove assignment to
18462 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18463 * tree-dfa.c (dump_variable): Dump memory reference
18465 Dump NO_ALIAS* settings.
18466 (referenced_var_lookup): Tidy.
18467 (mem_sym_stats): New.
18468 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18469 and ORIG are different SSA names for a memory partition.
18470 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18471 * tree-flow.h (struct mem_sym_stats_d): Define.
18472 (mem_sym_stats_t): Define.
18473 (struct mem_ref_stats_d): Define.
18474 (struct gimple_df): Add field mem_ref_stats.
18475 (enum noalias_state): Define.
18476 (struct var_ann_d): Add bitfield noalias_state.
18477 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18478 debug_mem_ref_stats, debug_memory_partitions,
18479 debug_mem_sym_stats): Declare.
18480 * tree-ssa-structalias.c (update_alias_info): Update call
18481 sites, pure/const call sites and asm sites in structure
18482 returned by gimple_mem_ref_stats.
18483 Remove local variable IS_POTENTIAL_DEREF.
18484 Increase NUM_DEREFS if the memory expression is a potential
18486 Call update_mem_sym_stats_from_stmt.
18487 If the memory references memory, call
18488 update_mem_sym_stats_from_stmt for all the direct memory
18489 symbol references found.
18490 (intra_create_variable_infos): Set noalias_state field for
18491 pointer arguments according to the value of
18492 flag_argument_noalias.
18493 * tree-ssa-structalias.h (struct alias_info): Remove fields
18494 num_calls_found and num_pure_const_calls_found.
18495 (update_mem_sym_stats_from_stmt): Declare.
18496 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18497 Set default value to 100.
18498 (PARAM_AVG_ALIASED_VOPS): Define.
18500 2007-04-11 Richard Guenther <rguenther@suse.de>
18502 PR middle-end/31530
18503 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18504 a * -b + c as c - a * b if we honor sign dependent rounding.
18506 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18508 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18509 bfin_expand_strmov.
18510 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18511 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18513 (initialize_trampoline): Don't use old-style function definition.
18514 (bfin_secondary_reload): Mark IN_P argument as unused.
18516 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18518 PR tree-optimization/31343
18519 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18520 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18521 * testsuite/gcc.dg/vect/pr31343.c: New.
18523 2007-04-10 Eric Christopher <echristo@apple.com>
18525 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18526 * config/i386/i386.md (*cmpfp0): Use.
18527 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18528 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18529 (fix_trunc<mode>_i386_fisttp): Ditto.
18530 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18531 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18532 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18533 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18534 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18535 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18536 (unnamed_splitters): Ditto.
18537 * config/i386/i386.c (output_fix_trunc): Assert that
18538 we're not being passed a TFmode operand.
18540 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18542 PR tree-optimization/31526
18543 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18544 n_basic_blocks to find newly added blocks.
18546 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18548 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18550 (fix_trunc<mode>si_sse): Ditto.
18551 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18552 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18553 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18554 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18555 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18556 expander using SSEMODEF mode macro.
18557 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18558 expander using SSEMODEF mode macro.
18559 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18560 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18561 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18562 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18563 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18564 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18565 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18566 Macroize insn using X87MODEF mode macro.
18568 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18570 * config/i386/sse.md (sse2_pinsrw): Removed.
18571 (sse2_pextrw): Renamed to ...
18572 (*sse2_pextrw): This.
18574 2007-04-09 Jan Hubicka <jh@suse.cz>
18577 * config/i386/sse.md
18578 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18579 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18580 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18581 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18583 2007-04-09 Jan Hubicka <jh@suse.cz>
18585 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18586 multiple fields of union.
18588 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18590 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18591 (create_preheaders): Check that loops are available.
18592 (fix_loop_structure): Clean up, improve comments.
18593 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18594 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18596 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18597 * predict.c (tree_estimate_probability): Do not call
18598 calculate_dominance_info. Call create_preheaders.
18599 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18600 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18602 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18603 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18604 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18605 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18608 2007-04-08 Jan Hubicka <jh@suse.cz>
18610 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18611 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18612 * fold-const.c (fold_unary): Use it.
18614 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18616 * varasm.c (assemble_variable): Remove call to
18617 lang_hooks.decls.prepare_assemble_variable.
18618 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18619 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18620 * langhooks.h (lang_hooks_for_decls): Remove
18621 prepare_assemble_variable.
18623 2007-04-08 Mike Stump <mrs@apple.com>
18625 * config/i386/i386.c: Use inc/dec on Core2.
18627 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18629 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18630 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18631 lhd_tree_inlining_end_inlining): Remove.
18632 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18633 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18634 end_inlining hooks.
18635 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18636 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18637 lhd_tree_inlining_end_inlining): Remove prototypes.
18638 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18639 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18640 LANG_HOOKS_TREE_INLINING_START_INLINING,
18641 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18643 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18646 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18649 * config/avr/predicates.md (io_address_operand): Delete predicate.
18650 (low_io_address_operand): Don't use 'mode' argument.
18651 (higth_io_address_operand): Rename ...
18652 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18653 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18656 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18658 Revert change removing staticp.
18660 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18663 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18666 2007-04-07 Bruce Korb <bkorb@gnu.org>
18668 * c.opt: Add -Wformat-contains-nul.
18669 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18671 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18672 the NUL byte warning.
18674 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18676 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18678 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18680 * tree.c (staticp): No longer use staticp langhook.
18681 * langhooks.c (lhd_staticp): Removed.
18682 * langhooks.h (struct lang_hooks): Remove staticp.
18683 * c-common.c (c_staticp): Remove.
18684 * c-common.h (c_staticp): Ditto.
18685 * langhooks-defs.h (lhd_staticp): Ditto.
18686 (LHD_HOOKS_STATICP): Ditto
18687 * tree.h (gcc_assert_lowered): New macro.
18689 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18691 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18692 argument "reliable".
18693 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18694 Add argument "reliable". Propagate it through calls.
18695 (infer_loop_bounds_from_undefined): Derive number of iterations
18696 estimates from references in blocks that do not dominate loop latch.
18697 (gcov_type_to_double_int): New function.
18698 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18699 and expected_loop_iterations_unbounded.
18700 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18701 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18702 * tree-data-ref.c (estimated_loop_iterations): Export.
18703 (get_references_in_stmt): Fix -- do not return addresses of local
18705 * cfgloop.h (expected_loop_iterations_unbounded,
18706 estimated_loop_iterations): Declare.
18708 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18710 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18712 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18714 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18715 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18716 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18717 Use output_387_reg_move().
18718 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18719 expander using X87MODEF12 mode macro.
18720 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18721 choosing register preferences. Use output_387_reg_move().
18722 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18723 instead of "x". Use output_387_reg_move().
18724 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18725 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18726 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18727 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18728 Use output_387_reg_move().
18729 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18731 (*truncxf?f_i387 splitter): Ditto.
18733 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18735 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18736 LANG_HOOKS_SAFE_FROM_P.
18737 * expr.c (safe_from_p): Remove langhook call.
18738 * langhooks.h (lang_hooks): Remove safe_from_p.
18739 (lhd_safe_from_p): Remove prototype.
18740 * langhooks.c (lhd_safe_from_p): Remove.
18742 2007-04-06 Jan Hubicka <jh@suse.cz>
18744 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18747 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18749 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18750 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18751 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18752 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18754 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18755 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18757 2007-04-05 Richard Henderson <rth@redhat.com>
18759 * config/alpha/alpha.c (print_operand) [+]: Remove.
18760 (alpha_end_function): Print nop if call at end of function.
18761 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18762 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18763 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18764 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18765 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18766 the call pattern. Update peepholes to match.
18768 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18770 * doc/extend.texi (Other Builtins): Add decimal float variants
18772 * builtins.def: Ditto.
18773 * builtins.c (expand_builtin): Ditto.
18775 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18776 H.J. Lu <hongjiu.lu@intel.com>
18779 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18780 of V8HImode when calling ix86_binary_operator_ok.
18781 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18782 (sdot_prodv8hi): Operands 1 and 2 must be register.
18784 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18786 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18787 initialize align to silence bogus warning.
18789 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18791 PR middle-end/22156
18792 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18794 (struct sra_walk_fns): Remove use_all parameter from use.
18795 (sra_hash_tree): Handle BIT_FIELD_REFs.
18796 (sra_elt_hash): Don't hash bitfld blocks.
18797 (sra_elt_eq): Skip them in parent compares as well. Handle
18799 (sra_walk_expr): Don't maintain or pass down use_all_p.
18800 (scan_use): Remove use_all parameter.
18801 (scalarize_use): Likewise. Re-expand assignment to
18802 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18803 output, and re-scalarize after output. Don't mark anything
18805 (scalarize_ldst): Adjust.
18806 (scalarize_walk_gimple_modify_statement): Likewise.
18807 (build_element_name_1): Handle BIT_FIELD_REFs.
18808 (instantiate_element): Don't warn for any element whose parent
18809 is used as a whole.
18810 (instantiate_missing_elements_1): Return the sra_elt.
18811 (canon_type_for_field): New.
18812 (try_instantiate_multiple_fields): New.
18813 (instantiate_missing_elemnts): Use them.
18814 (mark_no_warning): Removed.
18815 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18816 (REPLDUP, sra_build_elt_assignment): New.
18817 (generate_copy_inout): Use them.
18818 (generate_element_copy): Likewise. Handle bitfld differences.
18819 (generate_element_zero): Don't recurse for blocks. Use
18820 sra_build_elt_assignment.
18821 (generate_one_element_int): Take elt instead of var. Use
18822 sra_build_elt_assignment.
18823 (generate_element_init_1): Adjust.
18824 (scalarize_use, scalarize_copy): Use REPLDUP.
18825 (scalarize_ldst): Move assert before dereference.
18826 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18828 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18830 * regmove.c: Fix unused variable warnings due to previous commit.
18832 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18834 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18835 (regmove_bb_head): Remove.
18836 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18837 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18838 problems with fixup_match_1.
18839 Don't initialize/free regmove_bb_head.
18841 (reg_is_remote_constant_p): If an insn is in the same basic block
18842 but not before INSN, consider it remote, too.
18844 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18847 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18848 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18850 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18852 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18853 (CONDITIONAL_REGISTER_USAGE): Likewise.
18855 2007-04-04 Richard Henderson <rth@redhat.com>
18857 * config/alpha/lib1funcs.asm: Remove unused file.
18859 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18862 * opts.c (print_specific_help): Fix --help=<language>
18864 (common_handle_option): Support --help=common.
18866 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18869 * gcc.c (main): Do not run the linker if
18870 print_subprocess_help indicates that it shouldn't be
18873 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18876 * doc/invoke.texi (--help=): Document <languages> value, fix
18877 formatting in tables of values.
18879 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18881 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18882 dllimport attribute of virtual methods.
18884 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18886 * config/score/crti.asm: Change _bss_start to __bss_start.
18887 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18888 (OUTGOING_REG_PARM_STACK_SPACE) update.
18889 * config/score/score.opt: add options to make backend support
18890 score5, score5u, score7 and score7d.
18891 * config/score/score.md: Likewise.
18892 * config/score/misc.md: Likewise.
18893 * config/score/mac.md: Likewise.
18894 * doc/invoke.texi: Likewise.
18895 * doc/md.texi: update constraints define.
18897 2007-04-03 Richard Henderson <rth@redhat.com>
18899 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18900 an appropriate type, use the mode instead.
18902 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18904 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18905 Set the default --with-arch setting to mips2.
18906 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18907 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18908 (MULTILIB_OSDIRNAMES): Delete.
18909 (MULTILIB_DIRNAMES): Define.
18910 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18911 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18912 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18913 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18914 VXWORKS_OS_CPP_BUILTINS.
18915 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18916 (MIPS_DEBUGGING_INFO): Undefine.
18917 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18919 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18921 PR middle-end/30704
18922 * fold-const.c (native_encode_real): Encode real.c provided longs
18923 as a series of 32-bit native integers.
18924 (native_interpret_real): Interpret buffer as a series of 32-bit
18927 2007-04-03 Richard Guenther <rguenther@suse.de>
18929 * genpreds.c (write_insn_constraint_len): Write function
18930 optimized for CONSTRAINT_LEN implementation.
18931 (write_tm_preds_h): Output insn_constraint_len inline and
18932 use it for CONSTRAINT_LEN.
18933 (write_insn_preds_c): Don't output insn_constraint_len.
18934 * doc/md.texi (define_register_constraint): Document multi-letter
18935 constraints shall have the same length if they start with the same
18938 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18941 * config/i386/i386.md (isinf<mode>2): Expand only when
18942 TARGET_C99_FUNCTIONS is set.
18944 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18946 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18947 (x86_64-*-linux*): Ditto.
18948 * config/i386/i386.opt (mpc): New option.
18949 * config/i386/i386.c (overrride_options): Handle
18950 ix87_precision_string.
18951 * config/i386/crtprec.c: New file.
18952 * config/i386/t-crtpc: Ditto.
18953 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18954 and -mpc80 options.
18955 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18956 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18957 crtprec32.o, crtprec64.o and crtprec80.o.
18959 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18960 and -mpc80 options.
18961 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18963 2007-04-02 Eric Christopher <echristo@apple.com>
18965 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18966 limitations on darwin.
18968 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18971 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18973 2007-04-02 Dave Korn <dave.korn@artimi.com>
18975 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18977 2007-04-02 Dave Korn <dave.korn@artimi.com>
18979 * libgcc2.h (exception_descriptor): Don't forward-declare.
18980 (__get_eh_table_language, __get_eh_table_version): Delete
18981 prototypes of long-dead functions.
18983 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18985 * ebitmap.h: New file
18986 * ebitmap.c: New file
18987 * Makefile.in (ebitmap.o): New target.
18989 2007-04-01 Jan Hubicka <jh@suse.cz>
18991 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18992 before very first instruction.
18994 2007-04-01 Jan Hubicka <jh@suse.cz>
18996 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18997 waring on 64bit hosts.
18998 * bitmap.h: Fix typo in bitmap_head_def.
19000 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
19002 PR rtl-optimization/31391
19003 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
19004 into a DELETED_LABEL note, and the label is in an empty basic
19005 block, update BB_END as well as BB_HEAD.
19007 2007-04-01 Richard Henderson <rth@redhat.com>
19009 PR tree-optimization/31169
19010 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
19011 to varying if the range is outside [0, prec-1].
19013 2007-04-01 Richard Sandiford <richard@codesourcery.com>
19016 * config/mips/mips.md (load_const_gp): New insn.
19017 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
19018 the MIPS16 GP pseudo register if no_new_pseudos.
19019 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
19021 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19024 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
19026 (call_value): Likewise.
19028 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
19029 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19032 * doc/invoke.texi: (optimization options): Reword description
19033 of -ffast-math. Document its primary purpose.
19035 2007-03-31 Richard Guenther <rguenther@suse.de>
19037 * omp-low.c (splay-tree.h): Include.
19038 (lookup_decl): Replace splay-tree usage by pointer-map.
19039 (maybe_lookup_decl): Likewise.
19040 (new_omp_context): Likewise.
19041 (delete_omp_context): Likewise.
19042 * gimplify.c (splay-tree.h): Include.
19043 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
19045 (remap_ssa_name): Likewise.
19046 (remap_decl): Likewise.
19047 (remap_type_1): Likewise.
19048 (remap_type): Likewise.
19049 (copy_body_r): Likewise.
19050 (expand_call_inline): Likewise.
19051 (clone_body): Likewise.
19052 (copy_tree_r): Likewise.
19053 (remap_save_expr): Likewise.
19054 (unsave_r): Likewise.
19055 (unsave_expr_now): Likewise.
19056 (tree_function_versioning): Likewise.
19057 (build_duplicate_type): Likewise.
19058 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19059 (struct copy_body_data): Replace splay-tree by pointer-map.
19060 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19061 not $(SPLAY_TREE_H).
19062 (gimplify.o): Depend on $(SPLAY_TREE_H).
19063 (omp-low.p): Likewise.
19065 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19067 * config/avr/predicates.md (even_register_operand,
19068 odd_register_operand): New predicates.
19069 * config/avr/avr.md (movw peephole2): New.
19070 (movw_r peephole2): New.
19072 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19074 * tree.h (get_signed_or_unsigned_type): New.
19075 * fold-const.c (operand_equal_for_comparison_p): Use
19076 get_signed_or_unsigned_type instead of
19077 lang_hooks.types.signed_or_unsigned_type.
19078 * expr.c (store_expr): Ditto.
19079 * langhooks.c (get_signed_or_unsigned_type): New.
19080 (lhd_signed_or_unsigned_type): New.
19081 * langhooks.h (lhd_signed_or_unsigned_type): New.
19082 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19084 2007-03-30 Richard Henderson <rth@redhat.com>
19086 * tree-ssa-loop-ivopts.c: Include target.h.
19087 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19088 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19089 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19090 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19092 2007-03-30 Richard Henderson <rth@redhat.com>
19093 Kai Tietz <kai.tietz@onevision.com>
19095 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19096 default for 64-bit.
19097 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19098 (TARGET_64BIT_MS_ABI): New.
19099 (DBX_REGISTER_NUMBER): Handle 64-bit.
19100 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19101 (LONG_TYPE_SIZE): Force to 32.
19102 (REG_PARM_STACK_SPACE): New.
19103 (OUTGOING_REG_PARM_STACK_SPACE): New.
19104 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19105 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19106 (STACK_BOUNDARY): Use 128 for 64-bit.
19107 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19108 Add 64-bit implementation.
19109 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19111 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19112 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19113 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19114 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19115 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19116 TARGET_64BIT_MS_ABI.
19117 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19118 (ix86_pass_by_reference): Likewise.
19119 (ix86_function_value_regno_p): Likewise.
19120 (ix86_build_builtin_va_list): Likewise.
19121 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19122 (function_arg_advance_ms_64): New.
19123 (function_arg_advance): Call it.
19124 (function_arg_ms_64): New.
19125 (function_arg): Call it.
19126 (function_value_ms_64): New.
19127 (ix86_function_value_1): Call it.
19128 (return_in_memory_ms_64): New.
19129 (ix86_return_in_memory): Call it.
19130 (setup_incoming_varargs_ms_64): New.
19131 (ix86_setup_incoming_varargs): Call it.
19132 (ix86_expand_prologue): Handle 64-bit stack probing.
19133 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19134 (output_pic_addr_const): Likewise.
19135 (x86_this_parameter): Likewise.
19136 (x86_output_mi_thunk): Likewise.
19137 (x86_function_profiler): Likewise.
19138 (TARGET_STRICT_ARGUMENT_NAMING): New.
19139 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19140 (TARGET_64BIT_MS_ABI): New.
19141 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19142 * config/i386/i386.md (allocate_stack_worker): Remove.
19143 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19144 describe the clobber of eax without a match_scratch.
19145 (allocate_stack_worker_postreload): Remove.
19146 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19147 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19148 (allocate_stack_worker_rex64_postreload): Remove.
19149 (allocate_stack): Handle 64-bit.
19150 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19151 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19152 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19153 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19154 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19155 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19156 * config.build (x86_64-*-mingw*): New host.
19157 * config.host (x86_64-*-mingw*): New host.
19158 * config.gcc (x86_64-*-mingw*): New target.
19159 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19161 2007-03-30 Richard Henderson <rth@redhat.com>
19162 Kai Tietz <kai.tietz@onevision.com>
19164 * c-pragma.c (struct def_pragma_macro_value): New.
19165 (struct def_pragma_macro): New.
19166 (pushed_macro_table): New.
19167 (dpm_hash, dpm_eq): New.
19168 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19169 (init_pragma): Install them.
19170 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19172 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19174 * config/avr/avr.c (avr_override_options): Clear
19175 'flag_delete_null_pointer_checks'.
19177 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19180 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19181 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19182 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19183 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19184 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19185 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19186 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19188 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19190 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19192 * regmove.c: Move all of pass_stack_adjustments from here...
19193 * combine-stack-adj.c: ...to this new file.
19194 * Makefile.in: Add rules for combine-stack-adj.o.
19196 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19198 PR tree-optimization/31383
19199 * tree-data-ref.c (affine_function_equal_p): Do not require the
19200 vectors to have the same length.
19202 2007-03-30 Jan Hubicka <jh@suse.cz>
19204 PR middle-end/30700
19205 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19206 availablility; add more sanity checking; ask varpool only about
19209 2007-03-29 Richard Henderson <rth@redhat.com>
19211 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19212 to decide, but __SIZEOF_LONG_LONG__.
19214 2007-03-29 Richard Henderson <rth@redhat.com>
19216 * emutls.c (struct __emutls_array): New.
19217 (emutls_destroy): Use it instead of casting element 0 from void*.
19218 (__emutls_get_address): Likewise.
19220 2007-03-29 Richard Henderson <rth@redhat.com>
19222 * varasm.c (initializer_constant_valid_p): Don't deny
19223 DECL_DLLIMPORT_P on functions.
19225 * config/i386/cygming.h: Remove function declarations.
19226 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19227 (ASM_OUTPUT_LABELREF): Remove.
19228 (COMMON_ASM_OP): Remove.
19229 (ASM_OUTPUT_COMMON): Remove.
19230 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19231 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19232 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19233 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19234 Rename from TARGET_ENCODE_SECTION_INFO.
19235 * config/i386/netware.h: Likewise.
19236 * config/i386/i386-protos.h: Update.
19237 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19238 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19239 (legitimate_constant_p): Reject dllimports.
19240 (dllimport_map, get_dllimport_decl): New.
19241 (legitimize_dllimport_symbol): New.
19242 (legitimize_address, ix86_expand_move): Use it.
19243 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19244 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19245 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19246 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19247 * config/i386/predicates.md (constant_call_address_operand): Only
19248 accept symbols; reject dllimport_p symbols.
19249 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19250 i386_pe_maybe_record_exported_symbol.
19251 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19252 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19253 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19254 trust the setting of DECL_DLLIMPORT_P.
19255 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19256 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19257 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19258 tidy the argument scanning loop.
19259 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19260 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19261 (i386_pe_strip_name_encoding): Remove.
19262 (i386_pe_binds_local_p): New.
19263 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19264 (i386_pe_output_labelref): Remove.
19265 (i386_pe_asm_output_aligned_decl_common): New.
19266 (i386_pe_maybe_record_exported_symbol): Rename from
19267 i386_pe_record_exported_symbol; check for dllexported symbols.
19269 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19271 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19272 add comment explaining why vsnprintf cannot be used.
19274 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19276 PR tree-optimization/30666
19277 * tree.c (build_complex_type): When creating type names for DWARF2
19278 debug info, create TYPE_DECLs for TYPE_NAME instead of
19280 (build_common_tree_nodes_2): Use build_complex_type when building
19281 predefined complex types, to preserve canonical types.
19283 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19285 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19286 (noce_get_alt_condition): Look at it to determine whether to
19287 reverse the condition or not.
19288 (noce_get_condition): Substitute the truth for lies.
19289 (noce_find_if_block): Set the then_else_reversed field.
19291 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19293 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19294 destination of this insn.
19295 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19296 than calling gen_rtx_SET directly. Use r0 to hold the value of
19297 'address + 4' rather than a stack based temporary which can be
19298 mis-optimized away.
19300 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19302 * config/s390/s390.c (s390_secondary_input_reload_class,
19303 s390_secondary_output_reload_class): Functions removed.
19304 (s390_secondary_reload): New function.
19305 (TARGET_SECONDARY_RELOAD): Target macro defined.
19306 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19307 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19308 * config/s390/s390.md ("reload_outti", "reload_outdi",
19309 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19310 "reload_out<mode>"): Expanders removed.
19311 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19312 "reload<mode>_nonoffmem_out"): Expanders added.
19314 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19316 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19317 action if SRC->DEST replacement failed anyway.
19319 2007-03-28 Mike Stump <mrs@apple.com>
19321 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19322 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19323 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19325 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19327 * config.gcc: Accept barcelona as a variant of amdfam10.
19328 * config/i386/i386.c (override_options): Likewise.
19329 * doc/invoke.texi: Likewise.
19331 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19333 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19334 offsets for BIT_FIELD_REF and COMPONENT_REF.
19336 2007-03-28 Richard Guenther <rguenther@suse.de>
19338 * tree.c (is_global_var): Move ...
19339 * tree-flow-inline.h (is_global_var): ... here.
19340 * tree.h (is_global_var): Remove declaration.
19342 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19344 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19346 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19347 * config/i386/i386.c (ix86_tune_features): Initialize new
19349 * config/i386/predicates.md (promotable_binary_operator): Use
19350 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19352 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19355 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19357 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19359 * config/fr30/fr30.md (movsi_internal): Change destination
19360 constraint from m to V and add m to the end.
19362 2007-03-28 Christian Bruel <christian.bruel@st.com>
19364 * config/sh/sh.md (movsi_i): Fix type attribute.
19366 2007-03-28 Christian Bruel <christian.bruel@st.com>
19368 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19369 (movsf_ie): Likewise.
19371 2007-03-28 Christian Bruel <christian.bruel@st.com>
19373 * config.gcc: Add sh4-300 to multilib.
19374 * config/sh/t-mlib-sh4-300: New file.
19376 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19378 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19379 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19380 fix_trunc<mode>di2.
19381 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19382 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19383 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19384 "fixuns_trunctddi2"): Whitespace fix.
19386 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19388 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19389 the definition of struct sh_args.
19390 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19391 CALL_COOKIE_INT_REG_GET): Likewise.
19393 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19395 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19396 transformations are applied successfully.
19398 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19400 * tree.c (tree_contains_struct): Permit 512 tree codes.
19401 * tree.h (tree_contains_struct): Ditto.
19402 (MAX_TREE_CODES): Ditto.
19403 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19404 SPARE member to store remaining padding bits.
19406 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19408 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19411 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19413 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19414 * configure: Regenerate.
19416 * configure: Regenerate using the correct version of autoconf.
19418 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19420 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19422 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19423 regs to "__SP_L__" and "__SP_H__".
19425 2007-03-27 Richard Guenther <rguenther@suse.de>
19427 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19428 computations with it with a HOST_WIDE_INT variable.
19430 2007-03-26 Mike Stump <mrs@apple.com>
19432 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19433 objective-c-header, objective-c++-header and objc++-cpp-output
19435 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19437 2007-03-26 Richard Henderson <rth@redhat.com>
19440 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19441 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19442 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19443 IX86_BUILTIN_PSRLQ128): New.
19444 (ix86_init_mmx_sse_builtins): Add them.
19445 (ix86_expand_builtin): Expand them.
19446 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19447 operand 2 be TImode.
19448 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19449 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19450 _mm_srli_epi64): Mark __B const.
19451 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19452 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19453 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19454 new two-vector shift builtins.
19456 2007-03-26 Ian Lance Taylor <iant@google.com>
19458 PR tree-optimization/31345
19459 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19460 [+INF, +INF(OVF)] into VARYING.
19462 2007-03-26 Zack Weinberg <zackw@panix.com>
19464 * gengtype-parse.c: New file.
19465 * gengtype-yacc.y: Delete.
19466 * gengtype-lex.l: Don't include gengtype-yacc.h.
19467 Define YY_DECL and yyterminate appropriately for recursive
19468 descent parser. yylval is now a string out-parameter to yylex.
19469 (HWS, EOID): New shorthand.
19470 (IWORD): Add a couple more types.
19471 (yylex): Add a setup stanza. Remove the complex rules for
19472 detecting GTY'ed types and typedefs; replace with simple
19473 keyword detectors. Adjust everything for the changed
19474 definition of yylval. Ignore all pp-directives, not just #define.
19476 (parse_file): Rename yybegin; do not call yyparse.
19478 * gengtype.c (xasprintf): Export again.
19479 (this_file): New. Use everywhere __FILE__ was being used.
19480 (get_lang_bitmap): Special case types defined in gengtype.c.
19481 (do_typedef, new_structure): Suppress definition of certain types.
19482 (new_structure): Improve diagnostics of duplicate definitions.
19483 Make sure location_s is associated with input.h.
19484 (nreverse_pairs, define_location_structures): New functions.
19485 (main): Improve tagging of kludge types. Remove old kludges
19486 for input.h types; use define_location_structures.
19487 * gengtype.h: Update prototypes. Define token codes here.
19488 * Makefile.in: Remove all references to gengtype-yacc.
19489 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19491 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19492 add GTY((skip)) to the field that's only conditionally there.
19493 * doc/install.texi: Document that Bison is no longer required
19494 unless building treelang.
19496 * gengtype.c: Don't include gtyp-gen.h.
19497 (srcdir): Declare here.
19498 (base_files, lang_dir_names): Allocate dynamically.
19499 (gt_files, num_gt_files, num_lang_dirs): New globals.
19500 (measure_input_list, read_input_line, read_input_list)
19501 (set_lang_bitmap): New functions.
19502 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19503 simplify, relying on read_input_list to set up the bitmaps.
19504 (main): Arguments are no longer unused. Check for correct number
19505 of command line arguments, set srcdir and srcdir_len, then call
19506 read_input_list, before doing anything else. No need to worry
19507 about duplicates in main loop.
19508 * configure.ac: Simplify the calculation of all_gtfiles.
19509 Put language tags in there. Don't set or substitute
19510 all_gtfiles_files_langs or all_gtfiles_files_frags.
19511 * Makefile.in: Revamp the way gengtype is invoked, now that it
19512 takes a file on its command line with a much simpler format.
19513 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19514 (GTFILES): Remove duplicates and C source files.
19515 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19516 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19517 * configure: Regenerate.
19519 * gengtype.h: Remove all type definitions to gengtype.c; leave
19520 only definitions of options_p, type_p, and pair_p as opaque
19521 pointers. Update prototypes.
19522 * gengtype.c: Many type definitions moved here from gengtype.h.
19523 Consolidate type definitions at the top of the file.
19524 (xvasprintf): Delete.
19525 (xasprintf): Make static.
19526 (create_nested_pointer_option): Add 'next' parameter.
19527 (create_field_all, create_field_at): New functions.
19528 (create_field): Now a thin wrapper around create_field_all.
19529 (create_optional_field): Rename create_optional_field_ and add
19530 line argument. Original name is now a macro which supplies
19532 (oprintf): Use vsnprintf directly.
19533 (close_output_files): Use fatal rather than perror/exit.
19534 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19535 (main): Set progname. Don't use exit.
19536 * gengtype-yacc.y (struct_fields): Use create_field_at.
19537 (option, optionseqopt): Delete.
19538 (optionseq): Consolidate productions from option here so we
19539 can use the first argument to create_option.
19541 * gengtype-lex.l: Distinguish unions from structures in the
19542 token type. Don't call find_structure; return the tag as a string.
19543 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19544 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19545 string. Reorganize typedef_struct production accordingly.
19546 Use create_nested_ptr_option.
19547 * gengtype.c (create_nested_ptr_option): New function.
19548 * gengtype.h: Declare it.
19550 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19551 (string_type): Don't declare.
19552 (do_scalar_typedef): Declare.
19553 (create_scalar_type): Update prototype.
19554 * gengtype.c (string_type): Make static.
19555 (scalar_nonchar, scalar_char): New.
19556 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19557 (resolve_typedef): Use scalar_nonchar for error recovery.
19558 (create_scalar_type): Remove name_len field. Return scalar_char
19559 or scalar_nonchar as appropriate.
19560 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19561 to use string_type.
19562 (throughout): Use scalar_nonchar instead of calling
19563 create_scalar_type, whenever possible.
19564 (main): Initialize scalar_char and scalar_nonchar before calling
19566 * gengtype-lex.l: Adjust for removal of second argument to
19567 create_scalar_type. Use yylval.s instead of yylval.t when
19569 * gengtype-yacc.y: Type of SCALAR is string. Call
19570 create_scalar_type from type:SCALAR rule. Adjust for removal of
19571 second argument to create_scalar_type.
19573 * vec.h: Remove all #if IN_GENGTYPE blocks.
19574 Add comment saying that changes may require adjustments to gengtype.
19575 * gengtype.c: Don't include coretypes.h or tm.h.
19576 Add comment to inclusion of errors.h.
19577 (note_def_vec, note_def_vec_alloc): New functions.
19578 * gengtype.h: Declare new functions.
19579 * gengtype-lex.l: Don't include coretypes.h.
19580 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19582 (update_lineno): Remove unnecessary prototype.
19583 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19584 (VEC rule): Just return VEC_TOKEN.
19585 * gengtype-yacc.y (VEC_TOKEN): New token type.
19586 (type): Add a production for VEC(a,b).
19587 * Makefile.in: Update dependencies.
19589 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19590 typedefs that use the old PARAMS macro.
19592 * gengtype-lex.l: Remove all rules and states relating to yacc
19594 * gengtype-yacc.y: Similarly.
19595 * gengtype.c (note_yacc_type): Delete function.
19596 * gengtype.h: Update prototypes.
19598 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19600 * tree-pretty-print.c (dump_generic_node): Report precision of
19601 unnamed integer types.
19603 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19605 * ifcvt.c (noce_try_store_flag_constants): Don't check
19606 no_new_pseudos here.
19607 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19608 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19609 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19610 noce_try_sign_mask): Likewise.
19611 (if_convert): Check no_new_pseudos here.
19613 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19615 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19616 (noce_get_condition): Handle new then_else_reversed argument.
19617 (noce_init_if_info): Remove, fold into noce_find_if_block.
19618 (noce_process_if_block): Take a struct noce_if_info as the
19619 argument. Don't set up one based on ce_if_info. Update pointer
19620 references accordingly.
19621 (cond_move_process_if_block): Likewise.
19622 (process_if_block): Removed.
19623 (find_if_block): Removed. Move functionality two new functions,
19624 noce_find_if_block and cond_exec_find_if_block.
19625 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19626 blocks and the symmetric IF-ELSE-JOIN case.
19627 (cond_exec_find_if_block): Also new function mostly based on old
19628 find_if_block and process_if_block.
19629 (find_if_header): Replace find_if_block call with separately
19630 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19631 (find_cond_trap): Update noce_get_condition call.
19632 (dead_or_predicable): Likewise.
19634 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19636 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19638 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19639 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19640 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19641 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19642 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19643 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19644 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19645 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19646 __builtin_ia32_psrad128 builtins.
19648 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19650 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19651 * config/i386/constraints.md
19652 (define_constraint "I"): Use IN_RANGE macro.
19653 (define_constraint "J"): Ditto.
19654 (define_constraint "K"): Ditto.
19655 (define_constraint "M"): Ditto.
19656 (define_constraint "N"): Ditto.
19657 (define_constraint "O"): Ditto.
19658 * config/i386/predicates.md
19659 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19660 (define_predicate "const_0_to_3_operand"): Ditto.
19661 (define_predicate "const_0_to_7_operand"): Ditto.
19662 (define_predicate "const_0_to_15_operand"): Ditto.
19663 (define_predicate "const_0_to_63_operand"): Ditto.
19664 (define_predicate "const_0_to_255_operand"): Ditto.
19665 (define_predicate "const_1_to_31_operand"): Ditto.
19666 (define_predicate "const_2_to_3_operand"): Ditto.
19667 (define_predicate "const_4_to_7_operand"): Ditto.
19669 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19671 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19672 in SImode for save_world.
19673 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19676 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19678 PR tree-optimization/30784
19679 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19682 2007-03-25 Revital Eres <eres@il.ibm.com>
19684 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19685 Fold movement_possibility function into it.
19687 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19689 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19690 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19691 (call_indirect_nonlocal_darwin64): Same.
19692 (call_nonlocal_darwin64): Same.
19693 (call_value_indirect_nonlocal_darwin64): Same.
19694 (call_value_nonlocal_darwin64): Same.
19695 (sibcall_nonlocal_darwin64): Same.
19696 (sibcall_value_nonlocal_darwin64): Same.
19697 (sibcall_symbolic_64): Same.
19698 (sibcall_value_symbolic_64): Same.
19699 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19701 (rs6000_emit_load_toc_table): Same.
19702 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19703 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19705 (divss_call): Same.
19706 (divus_call): Same.
19707 (quoss_call): Same.
19708 (quous_call): Same.
19709 (load_toc_v4_pic_si): Same
19710 (load_toc_v4_PIC_1): Same.
19711 (load_toc_v4_PIC_1b): Same.
19712 (call_indirect_aix{32,64}): Same.
19713 (call_value_indirect_aix{32,64}): Same.
19715 (call_value): Same.
19716 (call_local{32,64}): Same.
19717 (call_value_local{32,64}): Same.
19718 (call_indirect_nonlocal_aix{32,64}): Same.
19719 (call_nonlocal_aix{32,64}): Same.
19720 (call_value_indirect_nonlocal_aix{32,64}): Same.
19721 (call_value_nonlocal_aix{32,64}): Same.
19722 (call_indirect_nonlocal_sysv<mode>): Same.
19723 (call_nonlocal_sysv<mode>): Same.
19724 (call_value_indirect_nonlocal_sysv<mode>): Same.
19725 (call_value_nonlocal_sysv<mode>): Same.
19727 (sibcall_local{32,64}): Same.
19728 (sibcall_value_local{32,64}): Same.
19729 (sibcall_nonlocal_aix{32,64}): Same.
19730 (sibcall_value_nonlocal_aix{32,64}): Same.
19731 (sibcall_nonlocal_sysv<mode>): Same.
19732 (sibcall_value): Same.
19733 (sibcall_value_nonlocal_sysv<mode>): Same.
19735 2007-03-24 Paul Brook <paul@codesourcery.com>
19737 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19738 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19740 2007-03-24 Richard Henderson <rth@redhat.com>
19742 * config/ia64/constraints.md: New file.
19743 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19744 satisfies_constraint_?.
19745 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19746 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19747 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19748 ia64_output_mi_thunk): Likewise.
19749 (ia64_const_ok_for_letter_p): Remove.
19750 (ia64_const_double_ok_for_letter_p): Remove.
19751 (ia64_extra_constraint): Remove.
19752 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19753 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19754 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19755 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19756 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19757 EXTRA_MEMORY_CONSTRAINT): Remove.
19758 * config/ia64/ia64.md: Include constriants.md. Replace
19759 CONST_OK_FOR_? with satisfies_constraint_?.
19761 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19762 H.J. Lu <hongjiu.lu@intel.com>
19764 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19766 (name macros): Use DPD_BID_NAME to convert names properly.
19768 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19769 decimal floating point format.
19770 (init_floating_libfuncs): Change decimal functions so that they
19771 have a "bid_" prefix if the decimal system uses the BID format,
19772 and "dpd_" prefix if the decimal system uses the DPD format.
19773 (init_interclass_conv_libfuncs): Ditto.
19774 (init_intraclass_conv_libfuncs): Ditto.
19776 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19777 using the BID format.
19779 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19780 whether we are using the BID decimal format.
19781 * configure: Regenerate.
19783 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19784 the compiler has decimal floating point enabled. Define
19785 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19788 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19789 using the BID format.
19791 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19792 whether we are using the BID decimal format.
19793 * configure: Regenerate.
19795 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19796 the compiler has decimal floating point enabled. Define
19797 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19800 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19801 options, and that it is enabled for i386/x86_64 systems.
19803 * Makefile.in (enable_decimal_float): New.
19805 (DECNUMINC): Add -I$(DECNUMFMT).
19806 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19807 to $(DECNUMFMT) from $(DECNUM).
19809 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19810 Substitute enable_decimal_float.
19811 * configure: Regenerated.
19814 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19817 * configure.ac: Enable decimal float for x86_64-*-linux*.
19818 * configure: Regenerated.
19821 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19822 decimal128ClearSign to flip and clear the sign bit in decimal128.
19823 (decimal_real_maxval): Set decimal128SetSign to set the sign
19826 2007-03-23 Ian Lance Taylor <iant@google.com>
19828 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19830 2007-03-23 Ian Lance Taylor <iant@google.com>
19832 * tree-dump.c (dump_files): Correct comment.
19834 2007-03-23 Ian Lance Taylor <iant@google.com>
19836 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19838 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19840 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19841 in cfglayout mode. Don't go into and out of cfglayout mode.
19842 Link the blocks in the order of the constructed traces.
19843 (rest_of_handle_tracer): Adjust call to tracer.
19844 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19845 Don't go into cfglayout mode.
19846 (rtl_loop_done): Don't go out of cfglayout mode.
19847 * cfglayout.c (relink_block_chain): New function, split out from...
19848 (fixup_reorder_chain): ...here. Remove redundant checking.
19849 (cfg_layout_finalize): Don't clear the header, footer, and aux
19850 fields here, move the code to do so to relink_block_chain. Likewise
19851 for free_original_copy_tables.
19852 * rtl.h (tracer): Update prototype.
19853 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19854 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19855 mode. Use relink_block_chain to serialize the CFG according to the
19856 new basic block order. Move targetm.cannot_modify_jumps_p check from
19858 (gate_handle_reorder_blocks): ...to here.
19859 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19861 (gate_duplicate_computed_gotos): ...to here.
19862 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19863 something always changes when going into and out of cfglayout mode.
19864 Perform an expensive cfg cleanup while going into cfglayout mode.
19865 Always update liveness information on HAVE_conditional_execution
19866 targets. Reserialize the basic blocks and go out of cfglayout mode.
19867 * reg-stack.c: Include cfglayout.h.
19868 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19869 the call to reorder_basic_blocks.
19870 * basic-block.h (reorder_basic_blocks): Update prototype.
19871 (relink_block_chain): New prototype.
19872 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19874 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19876 * config/mips/mips.md (type, hazard, *movdi_32bit,
19877 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19878 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19879 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19880 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19881 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19883 (movcc): Change first xfer to multi.
19884 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19885 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19886 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19887 config/mips/generic.md: Change reservations using "xfer" to use
19889 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19890 using match_operand.
19891 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19892 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19894 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19896 2007-03-22 Richard Henderson <rth@redhat.com>
19898 * config/i386/i386.c: Remove unnecessary function declarations.
19899 Move targetm definition, and all related macros, to the end of
19900 the file. Resort some functions to put definitions before uses.
19901 (ix86_attribute_table): Make static. Move to end of file.
19902 (ix86_gimplify_va_arg): Make static.
19904 2007-03-22 Richard Henderson <rth@redhat.com>
19906 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19907 don't increase local_regparm with force_align_arg_pointer check.
19908 (ix86_function_sseregparm): Assert 32-bit.
19909 (type_has_variadic_args_p): New.
19910 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19911 type_has_variadic_args_p.
19912 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19913 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19914 use memset instead. Do maybe_vaarg check first; skip attribute
19915 tests if true; skip attribute tests for 64-bit.
19916 (construct_container): Remove TARGET_DEBUG_ARG.
19917 (function_arg_advance_32, function_arg_advance_64): Split out ...
19918 (function_arg_advance): ... from here.
19919 (function_arg_32, function_arg_64): Split out ...
19920 (function_arg): ... from here.
19921 (ix86_pass_by_reference): Tidy.
19922 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19923 (function_value_32): New, from parts of ix86_function_value
19924 and ix86_value_regno.
19925 (function_value_64): New, from parts of ix86_function_value
19926 and ix86_libcall_value.
19927 (ix86_function_value_1): New.
19928 (ix86_function_value, ix86_libcall_value): Use it.
19929 (return_in_memory_32, return_in_memory_64): Split out ...
19930 (ix86_return_in_memory): ... from here.
19931 (ix86_struct_value_rtx): Skip for 64-bit.
19932 (ix86_libcall_value, ix86_value_regno): Remove.
19933 (setup_incoming_varargs_64): Split out ...
19934 (ix86_setup_incoming_varargs): ... from here.
19935 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19936 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19937 * config/i386/i386-protos.h (ix86_function_value): Remove.
19938 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19940 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19943 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19944 infinities not supported, otherwise emit warning if -Woverflow. On
19945 underflow, emit warning if -Woverflow.
19946 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19948 * real.h (real_from_string): Update declaration
19950 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19951 Richard Henderson <rth@redhat.com>
19953 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19954 * calls.c (compute_argument_block_size, expand_call,
19955 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19956 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19957 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19958 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19959 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19960 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19961 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19962 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19965 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19967 * c-incpath.c (add_sysroot_to_chain): New.
19968 (merge_include_chains): Add sysroot argument. Call
19969 add_sysroot_to_chain if sysrooted.
19970 (register_include_chains): Update call to merge_include_chains.
19971 * doc/cppopts.texi: Document use of '=' in include directory
19974 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19976 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19977 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19978 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19979 insn pattern using X87MODEF12 mode macro.
19981 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19983 * regmove.c (regmove_optimize): Use reg_mentioned_p
19984 instead of reg_overlap_mentioned_p for DST.
19986 2007-03-21 Mike Stump <mrs@apple.com>
19988 * c.opt: Fixup for Objective-C/C++.
19990 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19992 * explow.c (convert_memory_address): Fold memory reference when
19993 POINTERS_EXTEND_UNSIGNED < 0
19995 2007-03-21 Richard Henderson <rth@redhat.com>
19998 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19999 * config/i386/mmintrin.h (__m64): Likewise.
20000 * config/i386/xmmintrin.h (__m128): Likewise.
20002 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20004 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
20005 (VXWORKS_OS_CPP_BUILTINS): Define.
20006 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
20007 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
20009 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20011 * rtl.h (constant_pool_reference_p): Delete.
20012 (find_constant_src): Declare.
20013 * rtlanal.c (find_constant_src): New function.
20014 * simplify-rtx.c (constant_pool_reference_p): Delete.
20015 * config/i386/i386.md: Use find_constant_src instead of
20016 constant_pool_reference_p/avoid_constant_pool_reference pairs.
20018 2007-03-21 Richard Sandiford <richard@codesourcery.com>
20020 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
20021 * c-cppbuiltin.c (c_cpp_builtins): Define them.
20023 2007-03-20 Mark Mitchell <mark@codesourcery.com>
20025 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
20026 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
20027 (arm_elf_asm_constructor): Use it.
20028 (arm_elf_asm_destructor): New function.
20030 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
20032 * jump.c (mark_jump_label): Treat SEQUENCE specially.
20034 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
20036 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
20038 2007-03-19 Andrew Haley <aph@redhat.com>
20040 PR tree-optimization/31264
20041 * tree-vrp.c (register_edge_assert_for_1): Don't look though
20042 VIEW_CONVERT_EXPRs.
20044 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
20046 PR rtl-optimization/30907
20047 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
20048 (fwprop_init): Always call loop_optimizer_initialize.
20049 (fwprop_done): Always call loop_optimizer_finalize.
20050 (fwprop): We always have loop info now.
20051 (gate_fwprop_addr): Remove.
20052 (pass_fwprop_addr): Use gate_fwprop as gate.
20054 PR rtl-optimization/30841
20055 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20056 df_chain_alloc): Call df_reorganize_refs unconditionally.
20057 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20058 refs_organized to refs_organized_size.
20059 (df_ref_create_structure): Use refs_organized_size instead of
20060 bitmap_size if refs had been organized, and keep refs_organized_size
20062 * df.h (struct df_ref_info): Change refs_organized to
20063 refs_organized_size.
20064 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20067 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20069 * except.c (output_function_exception_table): Do not reference the
20070 EH personality routine for functions that do not require an
20073 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20076 * c-typeck.c (convert_for_assignment): Call comptypes for
20077 RECORD_TYPE or UNION_TYPE.
20079 PR inline-asm/30505
20080 * reload1.c (reload): Do invalid ASM checking after
20081 cleanup_subreg_operands.
20083 2007-03-19 Jeff Law <law@redhat.com>
20085 * tree-cfg.c (find_taken_edge): Tighten conditions for
20086 optimizing computed gotos.
20088 2007-03-19 Michael Matz <matz@suse.de>
20090 * builtins.c (expand_builtin_sync_operation,
20091 expand_builtin_compare_and_swap,
20092 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20095 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20096 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20099 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20101 * doc/tm.texi: Add brackets around the return type of
20102 TARGET_SECONDARY_RELOAD.
20104 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20105 Richard Guenther <rguenther@suse.de>
20107 PR tree-optimization/31254
20108 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20109 Use handled_component_p () where appropriate. Continue
20110 propagating into the rhs if we propagated into an INDIRECT_REF
20113 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20115 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20116 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20117 (xde, xdee): Mode attributes adjusted to support DFP modes.
20118 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20119 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20120 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20121 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20122 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20123 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20124 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20126 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20127 "movsf"): Insn definitions removed.
20128 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20129 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20130 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20132 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20133 "reload_in<mode>", "reload_out<mode>"): Expander added.
20134 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20137 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20139 * config/s390/s390.md: Only non-functional changes. Renamed
20140 FPR mode macro to BFP all over the file.
20142 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20144 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20145 (op_type attribute): RRF instruction type added.
20146 (fT0): New mode attribute.
20147 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20148 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20149 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20150 instruction no secondary memory is needed when moving DFmode values
20151 between GPRs and FPRs.
20153 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20155 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20156 inverted and documentation adjusted.
20157 ("mhard-dfp", "msoft-dfp"): New options.
20158 * config/s390/s390.c (s390_handle_arch_option): New architecture
20160 (override_options): Sanity checks for the new options added.
20161 * config.gcc: New architecture switch: z9-ec.
20162 * config/s390/s390.h (processor_flags): PF_DFP added.
20163 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20164 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20165 when the bit is NOT set so remove it from the defaults.
20167 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20169 * genemit.c (main): Print include statement for dfp.h.
20170 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20173 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20175 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20177 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20180 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20181 instead of PATTERN.
20183 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20185 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20186 attr_length_call, output_call, output_indirect_call): Cleanup
20187 formatting of targetm calls.
20189 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20191 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20193 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20195 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20196 reservation, bypass and anti-bypass descriptions for these
20197 instructions. Update move patterns.
20198 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20201 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20203 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20204 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20205 (get_initial_def_for_reduction): Likewise.
20207 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20209 Fix PR tree-optimization/29922
20210 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20211 (get_representative): Removed.
20212 (value_dies_in_block_x): Update for rvuse removal.
20213 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20214 (compute_antic_aux): Handle when PHI nodes appear in
20215 non-single-successors.
20216 (dump_bitmap_of_names): Removed.
20217 (compute_antic_safe): Renamed and removed rvuse calculation.
20218 Calculate only antic safe.
20219 (insert_into_preds_of_block): Remove assert.
20220 (execute_pre): Update for renamed functions.
20221 (defer_or_phi_translate_block): New function.
20223 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20225 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20226 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20228 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20229 Follow spelling conventions.
20231 * tree-data-ref.h: Remove the prototype for analyze_array.
20233 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20235 PR tree-optimization/31041
20236 * tree-vect-transform.c (get_initial_def_for_induction): Call
20237 force_gimple_operand.
20239 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20241 * ipa-type-escape.c (look_for_casts) : Revert code to use
20242 handled_component_p due to ada test a-numaux.adb.
20244 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20246 * final.c (final_scan_insn): Alter the condition of a
20247 conditional trap if we have nonstandard CC.
20249 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20251 * configure.ac: Remove excess quoting from asm line 0 test.
20252 * configure: Rebuilt.
20254 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20256 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20257 * c-common.c (convert_and_check): Move warning logic to...
20258 (warnings_for_convert_and_check): ...here. Define.
20259 * c-common.h (warnings_for_convert_and_check): Declare.
20261 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20263 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20264 (output_call): Likewise.
20266 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20268 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20270 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20272 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20274 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20276 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20277 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20279 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20281 PR tree-optimization/31183
20282 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20283 Use double_int instead of unsigned int for representing access_strides.
20284 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20286 2007-03-16 Richard Guenther <rguenther@suse.de>
20288 PR tree-optimization/31146
20289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20290 to allow recursion of forward_propagate_addr_expr.
20291 (forward_propagate_addr_into_variable_array_index): Likewise.
20292 (forward_propagate_addr_expr): Likewise.
20293 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20294 (forward_propagate_addr_expr_1): Recurse on simple copies
20295 instead of propagating into them. Do so for useless conversions
20297 (forward_propagate_addr_expr): Clean up unused statements after
20300 2007-03-16 Richard Guenther <rguenther@suse.de>
20302 * builtins.c (expand_builtin_cexpi): Use the right argument
20303 for the expansion via cexp.
20305 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20307 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20308 * configure: Rebuilt.
20310 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20313 * dwarf2out.c (force_type_die): Adjust comment.
20314 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20316 2007-03-15 DJ Delorie <dj@redhat.com>
20318 * config/frv/predicates.md (minmax_operator): Don't check operands
20321 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20323 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20324 Update constant estimates of number of iterations.
20325 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20326 argument renamed to "realistic".
20327 (compute_estimated_nb_iterations): Removed.
20328 (record_niter_bound): New function.
20329 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20330 call record_nonwrapping_iv with upper = false.
20331 (infer_loop_bounds_from_signedness): Pass upper argument to
20332 record_nonwrapping_iv.
20333 (estimate_numbers_of_iterations_loop): Do not call
20334 compute_estimated_nb_iterations. Record estimate based on profile
20335 information. Initialize the constant estimates of number of
20337 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20339 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20340 number of iterations is too small.
20341 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20342 (EST_NOT_AVAILABLE): Removed.
20343 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20344 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20347 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20349 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20350 Handle NE_EXPR guards.
20352 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20355 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20356 Set also -pedantic-errors by default for the preprocessor unless
20357 -fpermissive is given.
20359 2007-03-15 Richard Guenther <rguenther@suse.de>
20361 PR middle-end/29719
20362 PR middle-end/31161
20363 * builtins.c (expand_builtin_cexpi): As a fallback if we
20364 don't have builtins for sincos or cexp create a function
20365 declaration for cexp and expand to a call to that.
20366 (expand_builtin_int_roundingfn): Always fall
20367 back to floor/ceil and its variants even if they may be
20370 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20372 PR middle-end/31159
20373 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20374 jump tables, move the call to delete_dead_jumptables from here...
20375 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20376 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20377 don't allow merging of blocks that try_redirect_by_replacing_jump
20378 also does not handle when not optimizing.
20380 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20381 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20383 * config/i386/i386.md (x86_sahf_1): Correctly handle
20386 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20389 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20390 x86_64_general_operand as operand[2] predicate. Remove "iF"
20391 from operand constraints and use "e" constraint instead.
20392 (*subti3_1, *subti3_1 splitter): Ditto.
20393 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20394 operand[1] predicate.
20396 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20398 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20399 arrays, multiply the access strides by the size of the sub-array.
20400 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20402 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20404 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20405 the configured assembler supports the sahf mnemonic.
20406 * configure: Regenerate.
20407 * config.in: Regenerate.
20409 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20410 emit "sahf" or ".byte\t0x9e" as asm template.
20412 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20415 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20416 option to replace hard coded TARGET_xxx in md file.
20417 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20418 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20419 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20420 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20421 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20422 (X86_TUNE_NOT_VECTORMODE): Ditto.
20423 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20424 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20425 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20426 (TUNE_SLOW_IMUL_IMM8): Ditto.
20427 (TUNE_MOVE_M1_VIA_OR): Ditto.
20428 (TUNE_NOT_UNPAIRABLE): Ditto.
20429 (TUNE_NOT_VECTORMODE): Ditto.
20431 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20434 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20435 tuning options instead of hard coded TARGET_xxx.
20436 (fix ssemode peephole2's): Ditto.
20437 (imul peephole2's): Ditto.
20439 (movdi_or_rex64): Ditto.
20440 (move peephole2): Ditto.
20441 (not peephole2's): Ditto.
20443 2007-03-14 Dirk Mueller <dmueller@suse.de>
20445 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20446 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20447 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20449 * c-parser.c (c_parser_do_statement): Warn about empty body in
20450 do/while statement.
20451 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20452 * doc/invoke.texi (-Wempty-body): Update documentation.
20454 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20457 * c-common.h (warn_for_div_by_zero): Declare.
20458 * c-common.c (warn_for_div_by_zero): Define.
20459 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20462 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20464 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20465 to PREFIX and STANDARD_PREFIX.
20467 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20468 Phil Edwards <phil@codesourcery.com>
20470 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20471 (__gthread_once_t): Remove busy field for RTPs.
20472 (__GTHREAD_ONCE_INIT): Update accordingly.
20474 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20476 * doc/invoke.texi: Document VxWorks options.
20478 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20480 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20482 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20484 PR tree-optimization/30590
20485 * tree-nrv.c (tree_nrv): Check for the partial update of the
20488 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20490 * flags.h (flag_random_seed): Remove declaration, in favor of...
20491 * toplev.h (get_random_seed, set_random_seed): ... these.
20492 * tree.c (get_file_function_name): Use the former.
20493 * opts.c (common_handle_option): Use the latter.
20496 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20498 PR middle-end/31127
20499 * cse.c (cse_find_path): Do not bail out if a basic block that
20500 we already visited now becomes part of a path that starts at a
20501 different basic block. Just disallow this, to make sure we
20502 visit each basic block at most once.
20504 2007-03-13 Jan Hubicka <jh@suse.cz>
20506 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20507 attributes, when profile esitmate is present, calls with very low
20508 frequency are cold.
20510 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20512 PR tree-optimization/30730
20513 PR tree-optimization/26900
20514 * tree-ssa-loop-niter.c: Include gmp.h.
20515 (bounds): New type.
20516 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20517 split_to_var_and_offset, determine_value_range,
20518 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20519 bound_difference, bounds_add, bounds_negate,
20520 number_of_iterations_ne_max, dump_affine_iv): New functions.
20521 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20522 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20523 difference of initial and final value of control iv to validate
20525 (number_of_iterations_cond): Add loop parameter. Determine bounds
20526 on the difference of the extremes of the control iv. Add dumps.
20527 (expand_simple_operations): Handle phi nodes.
20528 (simplify_using_initial_conditions): Do not record used conditions.
20529 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20530 Do not set additional_info.
20531 (implies_nonnegative_p, implies_ge_p): Removed.
20532 (derive_constant_upper_bound): Do not use parameter `additional'.
20533 (record_estimate): Parameter `additional' removed. Parameter
20534 `i_bound' added. Do not call derive_constant_upper_bound.
20535 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20536 bound the number of iterations estimate.
20537 (estimate_numbers_of_iterations_loop): Pass the estimate from
20538 the number of iterations analysis to record_estimate.
20539 * tree.h (multiple_of_p): Declare.
20540 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20541 (scev_const_prop): Do not check expression_expensive_p.
20542 * fold-const.c (multiple_of_p): Exported.
20543 * double-int.c (double_int_mask): Exported.
20544 * double-int.h (double_int_mask): Declare.
20545 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20546 field. Added max field.
20548 2007-03-13 David Taylor <taylor@candd.org>
20551 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20554 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20557 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20558 two unamed patterns.
20560 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20562 * config/i386/i386.opt (mcx16, msahf): New options.
20563 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20564 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20566 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20567 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20568 Output -mcx16 and -msahf options when corresponding bit is set.
20570 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20571 and -msahf options.
20573 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20575 * configure.ac: Test for assembler tolerance to # 0 "".
20576 * configure, config.in: Rebuilt.
20577 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20579 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20581 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20583 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20584 (handle_syscall): Handle direct system calls.
20585 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20587 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20589 * doc/invoke.texi: Fix cpp.info cross-reference.
20590 * doc/passes.texi: Fix gcc.info cross-reference.
20592 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20594 PR tree-optimization/30835
20595 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20596 bb_for_stmt is not NULL before accessing it.
20598 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20600 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20603 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20606 * doc/install.texi: Document --enable-stage1-languages
20608 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20610 * tree-pass.h (pass_into_cfg_layout_mode,
20611 pass_outof_cfg_layout_mode): Declare.
20612 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20613 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20614 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20615 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20617 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20619 * c-decl.c (warn_variable_length_array): New function.
20620 Refactored from grokdeclarator to handle warn_vla
20621 and handle unnamed array case.
20622 (grokdeclarator): Refactored VLA warning case.
20623 * c.opt (Wvla): New flag.
20624 * doc/invoke.texi (Wvla): New warning.
20626 2007-03-12 Richard Henderson <rth@redhat.com>
20628 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20629 (TARGET_SECTION_TYPE_FLAGS): New.
20631 2007-03-12 Richard Henderson <rth@redhat.com>
20633 * config/darwin.c (machopic_reloc_rw_mask): New.
20634 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20635 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20637 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20639 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20640 * cppdefault.h (cpp_PREFIX): Document.
20641 (cpp_PREFIX_len): Likewise.
20642 (cpp_EXEC_PREFIX): New variable.
20643 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20644 * c-incpath.c (add_standard_paths): Correct logic for relocating
20645 paths within prefix.
20647 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20649 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20650 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20652 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20653 fix_truncdfdi_sse using SSEMODEF mode macro.
20654 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20655 fix_truncdfsi_sse using SSEMODEF mode macro.
20656 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20657 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20659 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20661 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20662 elfos.h to tm_file.
20664 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20666 * tree.h : Add multiple_of_p declaration.
20667 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20668 * ipa-type-escape.c (results_of_malloc): Redundant.
20669 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20670 (cast_type): Extended with new members.
20671 (check_cast): Returns cast_type.
20672 (cast): New structure for data of walk_use_def_chains.
20673 (is_malloc_result, is_cast_from_non_pointer_1,
20674 is_cast_from_non_pointer,
20675 is_array_access_through_pointer_and_index): New functions.
20676 (look_for_casts): Returns cast types.
20677 (check_call): Returns void.
20678 (okay_pointer_operation): Use support of pointer plus index,
20679 pointer plus constant and allow all multiplications.
20681 2007-03-11 Richard Guenther <rguenther@suse.de>
20683 PR tree-optimization/31115
20684 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20685 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20686 A shift count of zero is not special as with *_DIV_EXPR.
20687 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20690 2007-03-11 Ian Lance Taylor <iant@google.com>
20692 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20693 the *_DIV_EXPR codes correctly with overflow infinities.
20695 2007-03-11 Ira Rosen <irar@il.ibm.com>
20697 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20698 indicate success/failure of the analysis. Add negation to subtrahend
20699 in case of subtraction. Fail if both operands contain constants.
20700 (create_data_ref): Fail if analyze_offset fails.
20702 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20704 * config/i386/i386.md (frndintxf2): Rename to ...
20705 (rintxf2): ... this. Remove expander having same name.
20706 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20707 (roundsf2, rounddf2): Ditto.
20708 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20709 (lround<mode>di2, lround<mode>si2): Ditto.
20711 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20713 * lower-subreg.c: Include except.h.
20714 (decompose_multiword_subregs): Verify that the only control flow
20715 insns we can split are loads to multi-words pseudos.
20716 Handle breaking such blocks after splitting, instead of calling
20717 find_many_sub_basic_blocks.
20719 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20720 on the new basic block. Add a lengthy comment explaining why we
20721 thought this was necessary.
20722 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20724 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20727 * tree.c (walk_type_fields): Recurse into the element type of
20728 ARRAY_TYPEs if there is a pointer set.
20730 2007-03-10 Dirk Mueller <dmueller@suse.de>
20732 * c-common.c (warn_logical_operator): Fix condition.
20734 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20736 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20738 * config/darwin.c (machopic_select_section): Remove superfluous
20739 argument in call to categorize_decl_for_section. Remove unused
20742 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20744 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20746 * configure: Regenerate.
20748 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20751 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20752 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20753 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20754 Add LABEL_NUSES to emitted label.
20755 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20756 branch probability value to emitted jump insn.
20757 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20758 Do not check life information and do not re-arrange input operands
20759 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20761 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20763 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20764 the change of decode_asm_operands.
20766 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20768 * mode-switching.c (create_pre_exit): Skip blockage insn.
20770 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20772 * tree-pass.h (TODO_update_smt_usage): Remove.
20774 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20778 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20780 * pa.c (attr_length_call): Revise condition for long
20781 pc-relative branch.
20782 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20783 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20784 sequence on SOM target.
20786 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20788 * gcc.c: Document %{, in big comment at top.
20789 (input_suffix_matches): Remove special handling for .s and
20791 (input_spec_matches): New.
20792 (handle_braces): Handle %{,.
20793 (validate_switches): ',' indicates a value which is not a switch.
20794 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20795 to detect assembler input.
20796 * config/i386/sol2.h (CPP_SPEC): Likewise.
20797 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20798 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20799 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20800 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20801 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20802 -m64 causes deployment target to default to 10.5.
20803 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20805 2007-03-09 Richard Henderson <rth@redhat.com>
20808 * target.h (targetm.asm.out.reloc_rw_mask): New.
20809 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20810 (TARGET_ASM_OUT): Use it.
20811 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20812 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20813 use the new reloc_rw_mask target hook instead.
20814 (default_section_type_flags_1): Merge into...
20815 (default_section_type_flags): ... here.
20816 (decl_readonly_section_1): Merge into...
20817 (decl_readonly_section): ... here.
20818 (default_elf_select_section_1): Merge into...
20819 (default_elf_select_section): ... here.
20820 (default_unique_section_1): Merge into...
20821 (default_unique_section): ... here.
20822 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20823 (default_select_rtx_section): Use it.
20824 (default_elf_select_rtx_section): Likewise.
20825 * output.h: Update to match.
20826 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20827 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20828 (TARGET_ASM_RELOC_RW_MASK): New.
20829 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20830 to categorize_decl_for_section.
20831 (x86_64_elf_unique_section): Likewise.
20832 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20833 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20834 (TARGET_ASM_RELOC_RW_MASK): New.
20835 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20836 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20837 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20838 (TARGET_RWRELOC): Remove.
20839 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20840 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20841 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20842 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20843 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20844 (rs6000_xcoff_select_section): Use decl_readonly_section.
20845 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20846 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20847 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20848 (TARGET_SECTION_TYPE_FLAGS): Remove.
20849 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20851 2007-03-09 Roger Sayle <roger@eyesopen.com>
20853 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20854 complex constant equality/inequality comparisons for here.
20855 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20856 known at compile-time or can be simplified to a scalar comparison.
20857 (fold_relational_const): Move compile-time evaluation of complex
20858 constant equality/inequality comparisons to here.
20860 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20862 PR rtl-optimization/30643
20863 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20865 (fold_rtx): Recurse, like before 2006-11-03.
20867 2007-03-09 DJ Delorie <dj@redhat.com>
20869 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20872 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20874 PR tree-optimization/30375
20875 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20876 LHS of statements is not the same.
20877 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20879 2007-03-09 Chao-ying Fu <fu@mips.com>
20881 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20883 * doc/invoke.texi (-mdspr2): Document new option.
20884 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20885 New unspec for DSP REV 2.
20886 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20887 these instructions are extended in DSP REV 2.
20888 (mips-dspr2.md): Include.
20889 * config/mips/mips.opt (mdspr2): New option.
20890 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20891 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20892 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20893 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20894 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20895 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20896 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20898 (bdesc_map): Add one field of unsupported_target_flags.
20899 (bdesc_arrays): Update entries to have extra fields. Add
20901 (mips_init_builtins): Initialize new function types.
20902 Check unsupported_target_fileds to filter out builtins.
20903 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20905 (ASM_SPEC): Pass mdspr2 to the assembler.
20906 * config/mips/mips-dspr2.md: New file.
20908 2007-03-09 Sa Liu <saliu@de.ibm.com>
20910 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20912 2007-03-09 Ian Lance Taylor <iant@google.com>
20914 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20915 argument) like -Wstrict-overflow=2.
20916 * doc/invoke.texi (Warning Options): Update documentation.
20918 2007-03-09 Dirk Mueller <dmueller@suse.de>
20921 * doc/invoke.texi (-Wlogical-op): Document.
20922 * common.opt (-Wlogical-op): New.
20923 * c-common.h (warn_logical_operator): Declare.
20924 * c-common.c (warn_logical_operator): Define.
20925 * c-typeck.c (parser_build_binary_op): Call
20926 warn_logical_operator.
20928 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20930 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20931 * final.c (final_scan_insn): Test for non-"" file name.
20933 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20935 * doc/loop.texi: Document the Omega linear constraints solver.
20936 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20937 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20938 omega-hash-table-size, omega-max-keys, and
20939 omega-eliminate-redundant-constraints.
20940 * tree-pass.h (pass_check_data_deps): Declared.
20943 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20944 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20945 pass_check_data_deps): New.
20946 * tree-data-ref.c (init_data_ref): Remove declaration.
20947 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20948 (analyze_array): Renamed init_array_ref, move up initializations.
20949 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20950 Removed arguments that are set to NULL.
20951 (analyze_indirect_ref): Correct indentation, correct call to
20953 (object_analysis): Call init_array_ref instead of analyze_array.
20954 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20955 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20956 of DR_ACCESS_FNS_ADDR.
20957 (init_omega_eq_with_af, omega_extract_distance_vectors,
20958 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20959 ddr_consistent_p): New.
20960 (compute_affine_dependence): Check consistency of ddrs when
20961 flag_check_data_deps is passed.
20962 (analyze_all_data_dependences): Uncomment.
20963 (tree_check_data_deps): New.
20964 * tree-data-ref.h: Include omega.h.
20965 (DR_ACCESS_FNS_ADDR): Removed.
20966 (data_dependence_relation): Add inner_loop.
20967 (DDR_INNER_LOOP): New.
20968 * common.opt (fcheck-data-deps): New.
20969 * tree-flow.h (tree_check_data_deps): Declare.
20970 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20971 (OBJS-common): Depend on omega.o.
20973 * passes.c (pass_check_data_deps): Scheduled.
20974 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20975 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20976 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20977 PARAM_VECT_MAX_VERSION_CHECKS,
20978 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20980 2007-03-09 Richard Guenther <rguenther@suse.de>
20982 PR tree-optimization/30904
20983 PR middle-end/31058
20984 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20985 the same way as *_DIV_EXPR.
20987 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20989 * recog.c (decode_asm_operands): No mixed declarations and code.
20991 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20993 * rtl.def (ASM_INPUT): Add location.
20994 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20995 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20996 (decode_asm_operands): Add loc operand.
20997 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20998 * stmt.c (expand_asm): Rename to...
20999 (expand_asm_loc): ... this. Add locus argument. Pass it on to
21000 gen_rtx_ASM_INPUT_loc.
21001 (expand_asm_expr): Adjust.
21002 * recog.c (decode_asm_operands): Add loc operand.
21003 (check_asm_operands, extract_insn): Adjust.
21004 * reload1.c (maybe_fix_stack_asms): Likewise.
21005 * final.c (asm_insn_count): Likewise.
21006 (final_scan_insn): Output # line before and after asm.
21008 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
21010 * tree-ssa-structalias.c (variable_info): Remove
21012 (new_var_info): Ditto.
21013 (shared_bitmap_info_t): New structure.
21014 (shared_bitmap_table): New variable.
21015 (shared_bitmap_hash): New function.
21016 (shared_bitmap_eq): Ditto
21017 (shared_bitmap_lookup): Ditto.
21018 (shared_bitmap_add): Ditto.
21019 (merge_smts_into): Change to take bitmap directly.
21020 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
21021 (init_alias_vars): Init shared bitmap hashtable.
21022 (delete_points_to_sets): Delete shared bitmap hashtable.
21023 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
21024 is_aliased removal as a change that was still necessary was
21027 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
21029 * config/i386/i386.h (override_options): Conditionally disable
21030 x86_sahf for 64bit targets only.
21032 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21035 * c-decl.c (merge_decls): Don't call make_var_volatile.
21036 * varasm.c (make_var_volatile): Remove.
21037 * output.h (make_var_volatile): Remove.
21039 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
21041 PR tree-optimization/31085
21042 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
21044 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21046 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
21047 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
21048 ATTR_CONST_NOTHROW_LIST.
21050 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21053 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21055 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21057 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21060 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21062 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21063 passed, use shared libgcc.
21065 2007-03-08 Roger Sayle <roger@eyesopen.com>
21067 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21068 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21069 (honor_protect_cleanup_actions, lower_try_finally_switch):
21071 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21072 ifc_temp_var): Likewise.
21073 * tree-inline.c (setup_one_parameter): Likewise.
21074 * tree-mudflap.c (mf_decl_cache_locals,
21075 mf_build_check_statement_for): Likewise.
21076 * tree-nested.c (init_tmp_var, save_tmp_var,
21077 finalize_nesting_tree_1): Likewise.
21078 * tree-outof-ssa.c (insert_copy_on_edge,
21079 insert_backedge_copies): Likewise.
21080 * tree-profile.c (tree_gen_edge_profiler,
21081 tree_gen_ic_profiler): Likewise.
21082 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21083 * tree-sra.c (sra_build_assignment): Likewise.
21084 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21085 * tree-ssa-math-opts.c (insert_reciprocals,
21086 execute_cse_sincos_1): Likewise.
21087 * tree-tailcall.c (adjust_accumulator_values,
21088 adjust_return_value): Likewise.
21089 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21090 * tree-vect-transform.c (vect_create_data_ref_ptr,
21091 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21092 vect_create_epilog_for_reduction, vectorizable_reduction,
21093 vectorizable_call, vectorizable_conversion,
21094 vectorizable_assignment, vectorizable_operation,
21095 vectorizable_type_demotion, vect_gen_widened_results_half,
21096 vect_permute_store_chain, vectorizable_store,
21097 vect_setup_realignment, vect_permute_load_chain,
21098 vectorizable_load, vectorizable_condition,
21099 vect_create_cond_for_align_checks): Likewise.
21100 * tree-vrp.c (build_assert_expr_for): Likewise.
21102 2007-03-08 Ian Lance Taylor <iant@google.com>
21104 * tree-vrp.c: Include "intl.h".
21105 (usable_range_p): New static function.
21106 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21107 overflowed values, juts set *strict_overflow_p.
21108 (compare_values): Only return -2 if one of the operands is not a
21110 (compare_ranges): Call usable_range_p.
21111 (compare_range_with_value): Likewise.
21112 (vrp_evaluate_conditional_warnv): Rename from
21113 vrp_evaluate_conditional. Make static. Change all callers.
21114 (vrp_evaluate_conditional): New function.
21115 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21116 on signed overflow.
21117 (simplify_abs_using_ranges): Likewise.
21118 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21119 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21120 within_stmt parameter.
21121 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21122 vrp_evaluate_conditional.
21123 * tree-ssa-threadedge.c
21124 (record_temporary_equivalences_from_stmts_at_dest): Change
21125 simplify parameter to take a second tree parameter.
21126 (simplify_control_stmt_condition): Likewise.
21127 (thread_across_edge): Likewise.
21128 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21129 (thread_across_edge): Likewise.
21130 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21132 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21134 * config/i386/i386.h (TARGET_SAHF): New define.
21135 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21136 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21137 (x86_sahf): New global variable.
21138 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21139 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21140 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21141 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21143 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21144 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21145 when expanding fcomi/sahf based tests.
21146 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21147 expanding sahf based alternative. Emit sahf based sequence when
21148 optimizing for code size.
21149 * config/i386/i386.md (x86_sahf_1): Do not disable for
21150 TARGET_64BIT, enable for TARGET_SAHF.
21152 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21154 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21155 spurious whitespace from error message.
21157 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21160 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21162 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21164 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21166 * tree-sra.c (instantiate_element): Propagate disabled warnings
21167 from the element itself to the created variable.
21169 2007-03-07 Richard Henderson <rth@redhat.com>
21172 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21173 silently fix up the stack in the case of a missing register.
21175 2007-03-07 Paul Brook <paul@codesourcery.com>
21177 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21179 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21181 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21183 (phase1_vrs): Use them.
21184 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21185 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21186 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21187 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21188 __gnu_Unwind_Restore_WMMXC if required.
21189 (_Unwind_VRS_Pop): Implement iWMMXt support.
21190 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21191 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21192 gnu_Unwind_Save_WMMXC): Define.
21194 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21196 * config/vxworks.h (vxworks_override_options): Declare.
21197 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21198 * config/vxworks.c: Include target.h and toplev.h.
21199 (vxworks_override_options): New function.
21200 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21202 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21204 * config/s390/s390.c (override_options): Don't emit an error when
21205 -mstack-size is used without providing -mstack-guard.
21206 (s390_emit_prologue): Choose stack_guard value automatically if not
21207 provided via command line.
21208 * doc/invoke.texi: Adjust description of -mstack-guard and
21211 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21213 * config/i386/i386.c (output_set_got): Add a GOT initialization
21214 sequence for VxWorks PIC.
21215 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21216 around labels as well as symbols. Use gotoff_operand instead
21217 of local_symbolic_operand.
21218 (legitimize_pic_address): Use gotoff_operand instead of
21219 local_symbolic_operand. Use @GOT accesses for labels as
21221 (ix86_output_addr_diff_elt): Use PC-relative rather than
21222 GP-relative offsets for VxWorks PIC.
21223 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21224 no_new_pseudos. Check whether the returned register is op0.
21225 * config/i386/i386.md (tablejump): Use PC-relative rather than
21226 GP-relative offsets for VxWorks PIC.
21227 * config/i386/predicates.md (gotoff_operand): New predicate.
21229 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21231 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21233 * config/vxworks-dummy.h: New file.
21234 * config/i386/i386.h: Include it.
21236 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21238 * dwarf2out.c (is_inlined_entry_point): New
21239 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21240 DW_AT_ranges if the first subblock is the entry point.
21242 2007-03-06 David Daney <ddaney@avtrex.com>
21244 * doc/install.texi (mips-*-*): Change recommended binutils
21247 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21249 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21250 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21252 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21253 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21255 2007-03-06 Jan Hubicka <jh@suse.cz>
21257 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21258 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21260 (probably_cold_bb_p): Cold functions are cold.
21261 (probably_never_executed_bb_p): Cold functions are cold.
21262 (tree_bb_level_predictions): Predict calls to cold functions as not
21264 (compute_function_frequency): Check hot/cold attributes.
21265 * function.h (function_frequency): Update comments.
21266 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21267 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21268 (c_common_att): Add cold and hot.
21270 * doc/extend.texi (hot,cold attributes): Document.
21272 2007-03-06 Andrew Haley <aph@redhat.com>
21274 * function.c (expand_function_end): Move blockage to just after we
21275 emit the label for the naked return from the function.
21277 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21279 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21282 2007-03-06 Jan Hubicka <jh@suse.cz>
21284 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21285 loaded for constant large models. Non-large 64bit PIC can do.
21286 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21287 * cmodel.h: Add LARGE PIC.
21288 * i386.md (UNSPEC_PLTOFF): New.
21289 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21291 (*call_1_rex64): Disable for large models.
21292 (*call_1_rex64_large): New.
21293 (*call_value_1_rex64): Disable for large models.
21294 (*call_value_1_rex64_large): New.
21295 (set_rip_rex4): New.
21296 (set_got_offset_rex64): New.
21297 * predicates.md (constant_call_address_operand): For large model
21298 constant calls are not possible.
21299 * i386-protos.h (construct_plt_address): Declare.
21300 * i386.c (override_options): Accept large models.
21301 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21302 (legitimate_constant_p): Add new UNSPECs.
21303 (legitimate_pic_operand_p): Likewise.
21304 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21305 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21307 (output_pic_addr_const): Add PLTOFF.
21308 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21309 (ix86_expand_move): Legitimize pic address when in PIC mode.
21310 (construct_plt_address): New function.
21311 (ix86_expand_call): Offload the address to register and use GOT
21312 pointer for large model.
21313 * invoke.texi (mcmodel=large): Update documentation.
21315 2007-03-06 Richard Henderson <rth@redhat.com>
21317 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21318 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21319 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21320 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21321 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21322 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21323 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21324 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21325 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21326 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21327 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21328 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21329 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21330 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21331 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21332 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21333 x86_schedule, x86_use_bt, x86_pad_returns,
21334 x86_use_xchgb): Merge into ...
21335 (ix86_tune_features): ... here. New array.
21336 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21337 x86_bswap): Merge into ...
21338 (ix86_arch_features): ... here. New array.
21339 (x86_3dnow_a): Remove.
21340 (x86_accumulate_outgoing_args): Make static.
21341 (x86_arch_always_fancy_math_387): Make static.
21342 (ix86_tune_mask, ix86_arch_mask): Move ...
21343 (override_options): ... to local variables here. Apply the
21344 appropriate mask to each element of ix86_arch_features and
21345 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21346 as were done in the old macros.
21347 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21348 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21349 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21350 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21351 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21352 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21353 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21354 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21355 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21356 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21357 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21358 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21359 x86_accumulate_outgoing_args, x86_prologue_using_move,
21360 x86_epilogue_using_move, x86_decompose_lea,
21361 x86_arch_always_fancy_math_387, x86_shift1,
21362 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21363 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21364 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21365 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21366 x86_use_incdec, x86_pad_returns, x86_bswap,
21367 x86_partial_flag_reg_stall): Remove.
21368 (enum ix86_tune_indices): New.
21369 (ix86_tune_features): New.
21370 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21371 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21372 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21373 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21374 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21375 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21376 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21377 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21378 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21379 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21380 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21381 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21382 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21383 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21384 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21385 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21386 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21387 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21388 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21389 TARGET_EXT_80387_CONSTANTS): Use it.
21390 (enum ix86_arch_indices): New.
21391 (ix86_arch_features): New.
21392 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21393 TARGET_BSWAP): Use it.
21394 (ix86_tune_mask, ix86_arch_mask): Remove.
21396 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21399 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21400 Define using $${sysroot_headers_suffix}.
21401 * configure: Regenerate.
21402 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21403 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21405 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21406 * gcc.c (print_sysroot_headers_suffix): New.
21407 (option_map): Include --print-sysroot-headers-suffix.
21408 (display_help): Mention -print-sysroot-headers-suffix.
21409 (process_command): Handle -print-sysroot-headers-suffix.
21410 (do_spec_1): Append multilib directory to include-fixed path if
21411 sysroot suffixes in use.
21412 (main): Handle -print-sysroot-headers-suffix.
21413 * Makefile.in (start.encap): Don't depend on xlimits.h
21414 (xlimits.h): Remove.
21415 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21416 limits.h for each multilib in fixinc_list.
21417 (fixinc_list, s-fixinc_list): New.
21418 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21419 generate them for each multilib in fixinc_list.
21420 (stmp-fixproto): Use include-fixed. Run fixproto for each
21421 multilib in fixinc_list.
21422 (mostlyclean): Don't remove xlimits.h.
21423 (clean): Remove include-fixed.
21424 (real-install-headers-tar, real-install-headers-cpio,
21425 real-install-headers-cp): Don't copy include, only include-fixed.
21426 (install-mkheaders): Depend on fixinc_list. Don't depend on
21427 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21428 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21429 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21431 2007-03-06 Jan Hubicka <jh@suse.cz>
21433 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21436 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21438 * configure.ac: Allow tm_file to contain build-directory files.
21439 * configure: Regenerate.
21440 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21441 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21442 * config/m68k/print-sysroot-suffix.sh: New file.
21444 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21446 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21447 of pic_offset_table_rtx if reload_completed.
21448 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21449 PIC_OFFSET_TABLE_REGNUM.
21450 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21452 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21453 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21455 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21457 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21458 functions that call eh_return.
21460 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21462 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21463 functions that need a constant pool.
21465 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21468 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21469 (m68k_preferred_reload_class): Likewise.
21470 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21471 (SECONDARY_RELOAD_CLASS): Define.
21472 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21473 (LIMIT_RELOAD_CLASS): Delete.
21474 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21475 registers from storing bytes.
21476 (m68k_secondary_reload_class): New function.
21477 (m68k_preferred_reload_class): Likewise.
21479 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21481 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21483 (m68k_expand_prologue): Likewise.
21485 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21487 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21488 (mips_expand_epilogue): Add a bool parameter.
21489 (m68k_legitimize_sibcall_address): Declare.
21490 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21491 (m68k_expand_epilogue): Add a parameter to select between sibling
21492 and normal epilogues. Only generate a return for the latter.
21493 (m68k_ok_for_sibcall_p): New function.
21494 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21495 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21496 (sibcall_value, *sibcall_value): Likewise.
21497 (*call, *call_value): Require !SIBLING_CALL_P.
21498 (epilogue): Update call to m68k_expand_epilogue.
21499 (sibcall_epilogue): New pattern.
21500 * config/m68k/predicates.md (const_call_operand): Say that this
21501 predicate applies to sibling calls too.
21502 (sibcall_operand): New predicate.
21504 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21506 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21507 alternatives as movsi_cf.
21508 (movsf_cf_hard): Add commentary.
21510 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21511 Richard Sandiford <richard@codesourcery.com>
21513 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21514 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21515 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21516 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21517 as being live on exit from an interrupt function.
21518 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21519 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21520 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21521 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21522 (m68k_interrupt_function_p): Globalize.
21523 (m68k_compute_frame_layout): Remove reverse mask code.
21524 (m68k_emit_movem, m68k_set_frame_related): New functions.
21525 (m68k_output_function_prologue): Delete in favor of...
21526 (m68k_expand_prologue): ...this new function.
21527 (m68k_output_function_epilogue): Delete in favor of...
21528 (m68k_expand_epilogue): ...this new function.
21529 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21531 (print_operand): Handle %?.
21532 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21533 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21534 (prologue, epilogue): New patterns.
21535 (return): Turn into a define_expand.
21536 (*return): New pattern, derived from old "return" pattern. Use rte
21537 rather than rts for interrupt functions. Only use rtd if the pop
21539 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21540 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21541 (link, *link, unlink, *unlink, load_got): Likewise.
21543 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21547 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21548 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21549 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21550 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21551 and m68k_matches_u_p.
21552 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21553 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21554 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21555 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21556 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21557 (REG_STRICT_P): New macro.
21558 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21559 PCREL_GENERAL_OPERAND_OK.
21560 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21561 m68k_legitimate_base_reg_p.
21562 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21563 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21564 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21565 * config/m68k/m68k.c (m68k_address): New structure.
21566 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21567 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21568 (m68k_jump_table_ref_p, m68k_decompose_address)
21569 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21570 (m68k_matches_u_p): New functions.
21571 (print_operand_address): Rewrite to use m68k_decompose_index.
21573 2007-03-05 David Taylor <dtaylor@emc.com>
21575 * gcc.c: Correct copyright date in --version output.
21577 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21579 * pa.md: In unamed move patterns, disparge copies between general
21580 and floating point registers using '?' modifier. Don't include 'f'
21581 constraint for register preferences in DImode, SImode, HImode and
21582 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21583 Remove constraints for copies between general and floating registers
21584 in soft-float DFmode pattern.
21585 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21589 2007-03-05 Mike Stump <mrs@apple.com>
21591 * c-common.c (targetcm): Add.
21592 * c-opts.c (c_common_handle_option): Handle language specific
21594 * opts.c (handle_option): Verify language for target options, if
21596 * opth-gen.awk: Add CL_LANG_ALL.
21597 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21598 (TARGETCM_INITIALIZER): Add.
21599 * target.h (struct gcc_targetcm): Add.
21601 * targhooks.c (default_handle_c_option): Add.
21602 * targhooks.h (default_handle_c_option): Add.
21603 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21605 * config/darwin.opt (iframework): Add.
21606 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21607 * config/darwin-c.c (handle_c_option): Add.
21608 (TARGET_HANDLE_C_OPTION): Add.
21610 * doc/invoke.texi (Darwin Options): Add -iframework.
21612 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21614 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21617 2007-03-05 Ian Lance Taylor <iant@google.com>
21619 * c.opt (fgnu89-inline): New option.
21620 * c-opts.c (c_common_post_options): Set default value for
21622 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21623 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21625 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21626 (grokdeclarator, start_function): Likewise.
21627 * c-cppbuiltin.c (c_cpp_builtins): Define either
21628 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21629 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21630 (C Dialect Options): Document -fgnu89-inline.
21631 * doc/extend.texi (Function Attributes): Explain what the
21632 gnu_inline attribute does.
21633 * doc/cpp.texi (Common Predefined Macros): Document
21634 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21636 2007-03-05 Ian Lance Taylor <iant@google.com>
21638 PR tree-optimization/31034
21639 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21640 half-range if the other side is an overflow infinity.
21642 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21644 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21645 (bfin*-linux-uclibc*): New configuration.
21646 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21648 * config/bfin/linux.h: New file.
21649 * config/bfin/libgcc-bfin.ver: New file.
21650 * config/bfin/t-bfin-uclinux: New file.
21651 * config/bfin/t-bfin-linux: New file.
21652 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21653 (TARGET_OS_CPP_BUILTINS): New macro.
21655 2007-03-05 Richard Guenther <rguenther@suse.de>
21657 * fold-const.c (fold_binary): Remove duplicate folding
21658 of comparison of non-null ADDR_EXPR against null.
21660 2007-03-05 Richard Guenther <rguenther@suse.de>
21661 Dorit Nuzman <dorit@il.ibm.com>
21663 PR tree-optimization/26420
21664 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21665 are no loops in the function. Only print the number of
21666 vectorized loops if it is greater than zero or we are supposed
21667 to print information about unvectorized loops.
21669 2007-03-05 Revital Eres <eres@il.ibm.com>
21671 * gcc.dg/var-expand1.c: New test.
21672 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21673 when an accumulator is expanded.
21675 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21678 * c-common.c (convert_and_check): Don't give warnings for
21679 conversion if 'expr' already overflowed.
21681 2007-03-04 Roger Sayle <roger@eyesopen.com>
21683 PR middle-end/30744
21684 * fold-const.c (fold_comparison): Enforce type consistency when
21685 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21687 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21689 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21690 containing a cast to the base of TARGET_MEM_REF.
21692 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21694 * tree.c (tree_contains_struct_check_failed): Remove spurious
21695 whitespace from error message.
21697 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21700 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21701 instead of precision.
21703 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21704 Nathan Sidwell <nathan@codesourcery.com>
21706 * emit-rtl.c (find_auto_inc): New.
21707 (try_split): recreate REG_INC notes,
21708 Use regular for loops rather than whiles.
21710 2007-03-03 Andreas Schwab <schwab@suse.de>
21712 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21713 * configure: Regenerate.
21715 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21717 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21718 flag_rounding_math, not flag_unsafe_math_optimizations.
21720 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21722 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21723 alpha_fold_vector_minmax): Likewise.
21724 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21725 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21727 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21729 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21730 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21731 if the lhs has side-effects.
21732 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21734 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21736 * config/i386/i386.h (TUNEMASK): Remove define.
21737 (ARCHMASK): Remove define.
21738 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21739 Use ix86_arch_mask variable instead of ARCHMASK.
21740 * config/i386/i386.c (override_options): Ditto.
21741 (standard_80387_constant_p): Ditto.
21743 2007-03-02 Ian Lance Taylor <iant@google.com>
21745 Used signed infinities in VRP.
21746 * tree-vrp.c (uses_overflow_infinity): New static function.
21747 (supports_overflow_infinity): New static function.
21748 (make_overflow_infinity): New static function.
21749 (negative_overflow_infinity): New static function.
21750 (positive_overflow_infinity): New static function.
21751 (is_negative_overflow_infinity): New static function.
21752 (is_positive_overflow_infinity): New static function.
21753 (is_overflow_infinity): New static function.
21754 (overflow_infinity_range_p): New static function.
21755 (compare_values_warnv): New function split out of compare_values.
21756 (compare_value): Call it.
21757 (set_value_range_to_nonnegative): Add overflow_infinity
21758 parameter. Change caller.
21759 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21761 (vrp_expr_computes_nonzero): Likewise.
21762 (compare_ranges, compare_range_with_value): Likewise.
21763 (compare_name_with_value, compare_names): Likewise.
21764 (vrp_evaluate_conditional): Likewise.
21765 (set_value_range): Handle infinity
21766 (vrp_operand_equal_p, operand_less_p): Likewise.
21767 (extract_range_from_assert): Likewise.
21768 (vrp_int_const_binop): Likewise.
21769 (extract_range_from_binary_expr): Likewise.
21770 (extract_range_from_unary_expr): Likewise.
21771 (extract_range_from_comparison): Likewise.
21772 (extract_range_from_expr): Likewise.
21773 (dump_value_range): Likewise.
21774 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21775 (test_for_singularity): Likewise.
21776 (vrp_int_const_binop): Remove inline qualifier.
21777 (adjust_range_with_scev): Add comment.
21778 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21780 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21782 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21783 (get_constraint_for): Likewise.
21784 (do_structure_copy): Likewise.
21785 (find_func_aliases): Fix references to MODIFY_EXPR.
21786 (intra_create_variable_infos): Tidy.
21787 * tree-ssa-operands.c (add_virtual_operand): Add argument
21789 When adding members of alias sets, if IS_CALL_SITE is true and
21790 the symbol is not call-clobbered, skip it.
21791 Adjust all callers.
21793 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21795 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21796 entry by means of emit_insn_at_entry.
21798 2007-03-02 Richard Henderson <rth@redhat.com>
21800 * expr.h (promoted_input_arg): Remove decl.
21801 * function.c (promoted_input_arg): Merge into ...
21802 * combine.c (setup_incoming_promotions): ... only caller.
21803 Rearrange to avoid double loop.
21805 2007-03-02 Ben Elliston <bje@au.ibm.com>
21806 Peter Bergner <bergner@vnet.ibm.com>
21807 Janis Johnson <janis187@us.ibm.com>
21809 * config/rs6000/dfp.md: New file.
21810 * config/rs6000/rs6000.md: Include dfp.md.
21811 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21812 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21813 and TDmode decimal float modes in FP registers.
21814 (num_insns_constant): Likewise.
21815 (rs6000_legitimate_offset_address_p): Likewise.
21816 (rs6000_legitimize_address): Likewise.
21817 (rs6000_legitimize_reload_address): Likewise.
21818 (rs6000_legitimate_address): Likewise.
21819 (rs6000_emit_move): Likewise.
21820 (function_arg_boundary): Likewise.
21821 (function_arg_advance): Likewise.
21822 (rs6000_darwin64_record_arg_recurse): Likewise.
21823 (function_arg): Likewise.
21824 (rs6000_gimplify_va_arg): Likewise.
21825 (rs6000_split_multireg_move): Likewise.
21826 (rs6000_output_function_epilogue): Likewise.
21827 (rs6000_output_function_epilogue): Likewise.
21828 (rs6000_register_move_cost): Likewise.
21829 (rs6000_function_value): Likewise.
21830 (rs6000_libcall_value): Likewise.
21832 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21834 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21836 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21838 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21839 Use $MULTIDIR to choose between the kernel and RTP headers,
21840 and use $WIND_BASE and $WIND_USR to locate them.
21842 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21844 * config/i386/i386.c (override_options): Put initialization of
21845 ix86_tune_mask and ix86_arch_mask to the correct place.
21847 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21848 Michael Meissner <michael.meissner@amd.com>
21851 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21852 (ARCHMASK): Define.
21853 (TARGET_CMOVE): Use ARCHMASK.
21854 (TARGET_CMPXCHG): Ditto.
21855 (TARGET_CMPXCHG8B): Ditto.
21856 (TARGET_XADD): Ditto.
21857 (TARGET_BSWAP): Ditto.
21858 * config/i386/i386.c (ix86_tune_mask): New global variable.
21859 (ix86_arch_mask): Ditto.
21860 (override_options): Initialize ix86_tune_mask and
21861 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21864 2007-03-02 Ben Elliston <bje@au.ibm.com>
21867 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21869 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21871 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21872 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21873 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21874 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21876 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21877 rs6000_init_dwarf_reg_sizes_extra): New.
21878 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21879 SPE register high parts.
21881 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21883 * Makefile.in: Add install-pdf target as
21884 copied from automake v1.10 rules.
21885 * configure.ac: Add install-pdf to target list.
21886 * configure: Regenerate.
21888 2007-03-01 Paul Brook <paul@codesourcery.com>
21890 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21891 modes to LDRD for DImode.
21892 (output_move_double): Fixup out of range ldrd/strd.
21893 (vfp_secondary_reload_class): Rename...
21894 (coproc_secondary_reload_class): ... to this. Add wb argument.
21895 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21896 coproc_secondary_reload_class for CLASS_IWMMXT.
21897 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21898 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21900 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21902 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21903 unroll factor by the estimated number of iterations.
21904 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21905 than prefetch latency.
21907 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21908 decode_caches_intel, detect_caches_intel): New functions.
21909 (host_detect_local_cpu): Use detect_caches_amd and
21910 detect_caches_intel.
21912 2007-03-01 Richard Henderson <rth@redhat.com>
21914 * expr.c (emit_move_complex_push): Export.
21915 (emit_move_complex_parts): Split out from ...
21916 (emit_move_complex): ... here.
21917 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21918 * config/i386/i386.md (movcdi): New.
21920 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21922 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21923 size of mode1 to check for tieable modes in MMX case.
21925 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21927 * Makefile.in (rtlanal.o): Depend on tree.h.
21928 * rtl.h (offset_within_section_p, split_const): Declare.
21929 * rtlanal.c: Include tree.h.
21930 (offset_within_block_p): New function, taken from
21931 mips_offset_within_object_p.
21932 (split_const): New function, taken from mips_split_const.
21933 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21935 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21936 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21937 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21938 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21939 (m68k_illegitimate_symbolic_constant_p): New function.
21940 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21941 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21942 symbolic constant that might be outside the symbol's section,
21943 move the symbol first and then add the offset.
21944 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21946 * config/mips/mips.c (mips_split_const): Delete.
21947 (mips_offset_within_object_p): Delete.
21948 (mips_symbolic_constant_p): Use offset_within_section_p and
21949 split_const instead of mips_offset_within_object_p and
21951 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21952 (mips_legitimize_const_move, print_operand_reloc)
21953 (mips_dangerous_for_la25_p): Use split_const instead of
21956 2007-02-28 Eric Christopher <echristo@apple.com>
21958 * Makefile.in (install-include-dir): Don't rm -rf include.
21960 2007-02-28 Richard Guenther <rguenther@suse.de>
21962 PR middle-end/30364
21963 * fold-const.c (fold_binary): Do not associate expressions
21964 with more than one variable for integer types that do not wrap.
21966 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21968 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21969 Delete, and replace with...
21970 (fold_builtin_call_array): This. Update callers to use it.
21971 * fold-const.c (fold_build_call_list): Delete, and replace with...
21972 (fold_build_call_array): This.
21973 (fold_build_call_list_initializer): Delete, and replace with...
21974 (fold_build_call_array_initializer): This.
21975 * tree.h: Update declarations to reflect above changes.
21977 * c-typeck.c (build_function_call): Store converted arguments
21978 in a stack-allocated array instead of building a list.
21979 (convert_arguments): Store arguments in the array passed in as an
21980 argument, and return the actual number of arguments.
21981 * c-format.c: (check_function_format): Pass arguments in an
21982 array instead of a list.
21983 * c-common.c (check_function_nonnull): Likewise.
21984 (check_function_sentinel): Likewise.
21985 (check_function_arguments): Likewise.
21986 * c-common.h: Update declarations to reflect above changes.
21988 2007-02-28 Jan Hubicka <jh@suse.cz>
21990 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21991 PRED_NEGATIVE_RETURN): Update outcomes.
21993 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21995 * calls.c (emit_library_call_value_1): Handle partial registers
21996 correctly when building up CALL_INSN_FUNCTION_USAGE.
21998 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22000 * pa/predicates.md (move_src_operand): Allow zero for mode.
22001 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
22004 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
22007 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
22008 *movv2df_internal): Enable pattern only for valid operand
22010 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
22011 tie only 128bit modes. For MMX registers, tie only 64bit modes.
22013 2007-02-27 Mike Stump <mrs@apple.com>
22015 * config/darwin-crt3.c: Avoid compilation when compiling for a
22018 2007-02-27 Joseph Myers <joseph@codesourcery.com>
22020 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
22022 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
22023 for fixed headers and limits.h.
22024 (install-include-dir, install-headers-tar, install-headers-cpio,
22025 install-headers-cp, real-install-headers-tar,
22026 real-install-headers-cpio, real-install-headers-cp): Handle
22027 include-fixed as well as include.
22028 (install-mkheaders): Don't install files that go only in include
22030 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
22031 from GCC_INCLUDE_DIR.
22032 * gcc.c (process_command): Remove special -BstageN/ handling.
22033 (do_spec_1): Add include-fixed directories.
22035 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22037 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
22039 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
22041 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
22044 2007-02-27 Mark Mitchell <mark@codesourcery.com>
22046 * c-common.c (get_priority): Add check for
22047 SUPPORTS_INIT_PRIORITY.
22049 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22051 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22053 * config/bfin/bfin.c: Include "cfglayout.h".
22054 (MAX_LSETUP_DISTANCE): New macro.
22055 (struct loop_info): New members incoming, incoming_src and
22056 incoming_dest. Delete member predecessor.
22057 (length_for_loop): New function.
22058 (bfin_optimize_loop): Handle more different loop structures.
22059 (bfin_discover_loop): Rework detection of predecessor blocks by
22060 examining incoming edges.
22061 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22063 (bfin_reorder_loops): New function.
22064 (bfin_reorg_loops): Use these three new functions.
22066 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22067 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22068 (CONSTRAINT_LEN): Add entry for 'q'.
22069 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22070 Add 'q' constraints.
22071 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22072 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22074 * config/bfin/bfin.md (add_with_carry): New pattern.
22075 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22076 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22077 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22078 support unsigned multiplies too. Removed incorrect commutativity from
22079 operand 1 constraint where appropriate.
22080 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22082 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22083 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22085 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22086 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22087 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22088 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22089 usmulhisi_hh_huh): New patterns.
22091 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22092 lshifthi3): Fix output template to use half reg for operand 2.
22094 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22097 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22099 2007-02-27 Andreas Schwab <schwab@suse.de>
22101 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22103 2007-02-27 Jan Hubicka <jh@suse.cz>
22105 * predict.c (last_basic_block_p): Remove.
22106 (tree_estimate_probability): Update return heuristic for commonized
22109 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22111 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22113 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22115 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22116 * doc/cpp.texi: Standardize title page.
22117 * doc/cppinternals.texi: Likewise.
22118 * doc/gcc.texi: Standardize title page, remove version number
22119 from copyright page.
22120 * doc/gccint.texi: Likewise.
22121 * doc/install.texi: Standardize title page, add table of
22124 2007-02-26 Jan Hubicka <jh@suse.cz>
22126 * predict.def: Set outcomes according to more recent results.
22127 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22128 Remove dead predictors.
22129 * predict.c (return_prediction): Fix pasto.
22131 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22133 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22134 change; avoid a memory leak when returning early.
22136 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22138 * c-decl.c (static_ctors): Move to c-common.c.
22139 (static_dtors): Likewise.
22140 (finish_function): Use c_record_cdtor_fn.
22141 (build_cdtor): Move to c-common.c.
22142 (c_write_global_declarations): Use c_build_cdtor_fns.
22143 * c-common.h (static_ctors): Declare.
22144 (static_dtors): Likewise.
22145 (c_record_cdtor_fn): Likewise.
22146 (c_build_cdtor_fns): Likewise.
22147 * c-common.c (static_ctors): New variable.
22148 (static_dtors): Likewise.
22149 (c_record_cdtor_fn): New function.
22150 (build_cdtor): Move from c-decl.c
22151 (c_build_cdtor_fns): New function.
22153 * output.h (assemble_addr_to_section): Declare.
22154 (get_cdtor_priority_section): Likewise.
22155 * varasm.c (assemble_addr_to_section): New function.
22156 (get_cdtor_priority_section): Likewise.
22157 (default_named_section_asm_out_destructor): Use them.
22158 (destor_dtor_section_asm_out_destructor): Likewise.
22159 (default_named_section_asm_out_constructor): Likewise.
22160 (default_ctor_section_asm_out_constructor): Likewise.
22161 * config.gcc (*-*-vxworks*): Include vxworks.o.
22162 * config/t-vxworks (vxworks.o): New target.
22163 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22164 (TARGET_ASM_CONSTRUCTOR): Define.
22165 (TARGET_ASM_DESTRUCTOR): Likewise.
22166 (vxworks_asm_out_constructor): Declare.
22167 (vxworks_asm_out_destructor): Likewise.
22169 * c-common.c (get_priority): Check that we have not just an
22170 INTEGER_CST, but an integer constant with integeral type.
22172 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22174 PR tree-optimization/30938
22175 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22176 use &dt[nargs-1] instead of &dt[nargs] in the call to
22177 vect_is_simple_use().
22179 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22181 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22182 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22183 Do not attempt to handle MEM inside auto-inc expressions.
22184 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22185 of a register modified by an auto-inc expression. However, do handle
22186 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22187 (elimination_effects): Prohibit elimination of a register modified
22188 by an auto-inc expression. Disable register elimination rules whose
22189 target register is modified by an auto-inc expression with variable
22192 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22194 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22196 (array_at_struct_end_p): New function.
22197 (idx_infer_loop_bounds): Use it.
22198 (estimate_numbers_of_iterations_loop): Export.
22199 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22200 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22201 (tree_estimate_probability): Call record_loop_exits.
22202 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22203 (estimated_loop_iterations, estimated_loop_iterations_int,
22204 estimated_loop_iterations_tree): New functions.
22205 (analyze_siv_subscript_cst_affine,
22206 compute_overlap_steps_for_affine_1_2,
22207 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22208 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22209 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22210 (PRED_LOOP_ITERATIONS_GUESSED): New.
22211 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22212 * cfgloop.h (estimate_numbers_of_iterations_loop,
22213 estimated_loop_iterations_int): Declare.
22215 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22217 * doc/extend.texi: Document optional priority argument to
22218 constructors and destructors.
22219 * tree.c (init_priority_for_decl): Adjust GTY markers.
22220 (init_ttree): Use priority-info hash functions for
22221 init_priority_for_decl.
22222 (tree_map_eq): Rename to ...
22223 (tree_map_base_eq): ... this.
22224 (tree_map_marked_p): Rename to ...
22225 (tree_map_base_marked_p): ... this.
22226 (tree_map_base_hash): New function.
22227 (decl_init_priority_lookup): Rework.
22228 (decl_fini_priority_lookup): New function.
22229 (decl_priority_info): New function.
22230 (decl_init_priority_insert): Use it.
22231 (decl_fini_priority_insert): Likewise.
22232 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22234 (decl_restrict_base_insert): Likewise.
22235 (decl_debug_expr_insert): Likewise.
22236 (decl_value_expr_lookup): Likewise.
22237 (decl_value_expr_insert): Likewise.
22238 * tree.h (priority_type): New type.
22239 (decl_init_priority_lookup): Use priority_type.
22240 (decl_fini_priority_lookup): New function.
22241 (decl_init_priority_insert): Use priority_type.
22242 (decl_fini_priority_insert): New function.
22243 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22244 (DECL_INIT_PRIORITY): Likewise.
22245 (SET_DECL_INIT_PRIORITY): Add comment.
22246 (DECL_FINI_PRIORITY): New macro.
22247 (SET_DECL_FINI_PRIORITY): Likewise.
22248 (DEFAULT_INIT_PRIORITY): Document.
22249 (MAX_INIT_PRIORITY): Likewise.
22250 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22251 (tree_map_base): New type.
22252 (tree_map_base_eq): New function.
22253 (tree_map_base_hash): Likewise.
22254 (tree_map_base_marked_p): Likewise.
22255 (tree_map): Inherit from tree_map_base.
22256 (tree_map_eq): Make it a macro.
22257 (tree_map_marked_p): Likewise.
22258 (tree_int_map): Inherit from tree_map_base.
22259 (tree_int_map_eq): Make it a macro.
22260 (tree_int_map_hash): Likewise.
22261 (tree_int_map_marked_p): Likewise.
22262 (tree_priority_map): New type.
22263 (tree_priority_map_eq): New macro.
22264 (tree_priority_map_hash): Likewise.
22265 (tree_priority_map_marked_p): Likewise.
22266 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22268 (emutls_common_1): Likewise.
22269 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22270 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22271 of tree_map hierarchy.
22272 * tree-cfg.c (move_stmt_r): Likewise.
22273 (new_label_mapper): Likewise.
22274 * c-tree.h (c_expand_body): Move to ...
22275 * c-common.h (c_expand_body): ... here.
22276 * c-decl.c (c_expand_body): Move to ...
22277 * c-common.c (c_expand_body): ... here.
22278 (c_common_attribute_table): Allow 1 argument for the constructor
22279 and destructor attributes.
22280 (get_priority): New function.
22281 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22282 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22284 2007-02-24 Jan Hubicka <jh@suse.cz>
22286 PR middle-end/30509
22287 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22288 copying for inlining.
22290 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22291 Jan Hubicka <jh@suse.cz>
22294 * i386.c (counter_mode): New function.
22295 (expand_set_or_movmem_via_loop): Use it.
22296 (expand_movmem_epilogue): Likewise; fix pasto.
22297 (ix86_expand_movmem): Do emit guard even for constant counts.
22298 (ix86_expand_setmem): Likewise.
22300 2007-02-25 Nick Clifton <nickc@redhat.com>
22302 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22303 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22305 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22308 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22309 count argument with 0x10, not with 0x16.
22310 (expand_setmem_epilogue): Ditto.
22312 2007-02-24 Mike Stump <mrs@apple.com>
22314 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22317 2007-02-24 Richard Guenther <rguenther@suse.de>
22319 PR middle-end/30951
22320 * fold-const.c (fold_binary): Fold x +- CST op x for
22321 EQ_EXPR and NE_EXPR.
22323 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22325 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22327 2007-02-24 Jan Hubicka <jh@suse.cz>
22329 * cgraphunit.c (decide_is_function_needed): Honor
22330 -fkeep-inline-functions.
22332 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22334 * builtins.c (fold_builtin_modf): New.
22335 (fold_builtin_2): Use it.
22337 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22339 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22340 (determine_max_iter): Take additional LOOP arg; all callers changed.
22341 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22342 one using simplifications.
22343 (simplify_using_initial_values): Return if the expression becomes
22344 invalid due to altered regs.
22346 2007-02-23 DJ Delorie <dj@redhat.com>
22348 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22350 2007-02-23 Mike Stump <mrs@apple.com>
22352 * tlink.c (scan_linker_output): Parse linker messages from
22353 darwin9's linker better.
22355 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22358 * varpool.c (varpool_assemble_pending_decls): Set
22359 varpool_last_needed_node to null.
22361 2007-02-23 DJ Delorie <dj@redhat.com>
22363 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22364 alignment bigger than the object file can handle.
22366 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22369 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22370 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22371 (*movsf_1): Penalize MMX moves.
22373 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22375 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22376 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22378 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22380 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22382 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22383 (fold_builtin_1): Use them.
22384 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22385 BUILT_IN_SIGNIFICAND.
22387 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22389 * config/i386/i386.c (bdesc_1arg): Initialize
22390 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22391 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22392 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22393 and IX86_BUILTIN_MOVSLDUP.
22395 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22397 PR rtl-optimization/30841
22398 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22400 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22402 * builtins.c (fold_builtin_frexp): New.
22403 (fold_builtin_2): Use it.
22405 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22407 * doc/invoke.texi (Spec Files): Document getenv spec function.
22409 * gcc.c (getenv_spec_function): New function.
22410 (static_spec_functions): Add it.
22411 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22412 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22415 2007-02-22 Michael Matz <matz@suse.de
22418 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22419 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22421 2007-02-22 Ian Lance Taylor <iant@google.com>
22424 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22425 (mem_loc_descriptor): Call it.
22427 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22428 Ira Rosen <irar@il.ibm.com>
22430 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22432 2007-02-22 Ira Rosen <irar@il.ibm.com>
22434 PR tree-optimization/30843
22435 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22436 stores only after all the group is vectorized.
22438 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22440 PR tree-optimization/30858
22441 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22442 in the reduction cycle have a single use in the loop.
22443 * tree-vectorizer.h (relevant): Add documentation.
22445 2007-02-20 Mike Stump <mrs@apple.com>
22447 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22448 * configure: Regenerate.
22450 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22452 Change the defaults of some parameters and options.
22453 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22454 * config/spu/spu.c (spu_optimization_options): Add.
22455 (spu_override_options): Change params in spu_optimization_options.
22456 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22458 Register 127 is only 16 byte aligned when used as a frame pointer.
22459 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22460 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22461 HARD_FRAME_POINTER_REGNUM.
22462 (spu_legitimate_address): Use regno_aligned_for_reload.
22463 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22464 aligned when frame_pointer_needed is true.
22465 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22467 * config/spu/spu.h (INIT_EXPANDERS): Define.
22469 Make sure shift and rotate instructions have valid immediate operands.
22470 * config/spu/predicates.md (spu_shift_operand): Remove.
22471 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22472 * config/spu/constraints.md (W, O): Extend range.
22473 * config/spu/spu.md (umask, nmask): Define.
22474 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22475 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22476 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22477 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22478 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22479 (lshr<mode>3_reg): Fix rtl description.
22481 Make sure mulhisi immediate operands are valid.
22482 * config/spu/predicates.md (imm_K_operand): Add.
22483 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22485 Generate constants using fsmbi and andi.
22486 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22487 (print_operand, spu_split_immediate, classify_immediate,
22488 fsmbi_const_p): Handle IC_FSMBI2.
22490 Correctly handle a CONST_VECTOR containing symbols.
22491 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22492 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22493 (immediate_load_p): Allow symbols that use 2 instructions to create.
22494 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22495 with symbols when flag_pic is set.
22496 (const_vector_immediate_p): New.
22497 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22498 accept a CONST_VECTOR with symbols.
22499 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22500 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22502 * config/spu/spu.md (high, low): Delete.
22503 (low_<mode>): Define.
22505 Remove INTRmode and INTR_REGNUM, which didn't work.
22506 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22508 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22509 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22510 peephole2 pattern): Don't use INTR or 131.
22511 (movintrcc): Delete.
22512 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22513 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22514 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22515 (UNSPEC_SET_INTR): Add.
22516 * config/spu/spu-modes.def (INTR): Remove.
22518 More accurate warnings about run-time relocations.
22519 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22521 Correctly warn about immediate arguments to specific intrinsics.
22522 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22523 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22524 the instruction predicate.
22526 Fix tree check errors with latest update.
22527 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22529 (spu_expand_builtin): Use CALL_EXPR_FN.
22531 Add missing specific intrinsics.
22532 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22534 * config/spu/spu_internals.h: Ditto.
22536 Fix incorrect operand modifiers.
22537 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22538 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22540 Optimize one case of zero_extend of a vec_select.
22541 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22543 Accept any immediate for hbr.
22544 * config/spu/spu.md (hbr): Change s constraints to i.
22546 2007-02-21 Paul Brook <paul@codesourcery.com>
22548 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22549 condexec_count when skipping USE and CLOBBER.
22551 2007-02-21 Nick Clifton <nickc@redhat.com>
22553 * common.opt (Warray-bounds): Add Warning attribute.
22554 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22556 (fsized-zeroes): Add Optimization attribute.
22557 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22558 * c.opt (Wc++0x-compat): Add Warning attribute.
22560 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22562 PR middle-end/30761
22563 * reload1.c (eliminate_regs_in_insn): In the single_set special
22564 case, attempt to re-recognize the insn before falling back to
22565 having reload fix it up.
22567 2007-02-20 Eric Christopher <echristo@gmail.com>
22569 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22570 Rewrite accordingly.
22571 (frv_read_iacc_argument): Ditto.
22572 (frv_expand_set_builtin): Take a call instead of arglist, update for
22574 (frv_expand_unop_builtin): Ditto.
22575 (frv_expand_binop_builtin): Ditto.
22576 (frv_expand_cut_builtin): Ditto.
22577 (frv_expand_binopimm_builtin): Ditto.
22578 (frv_expand_voidbinop_builtin): Ditto.
22579 (frv_expand_int_void2arg): Ditto.
22580 (frv_expand_prefetches): Ditto.
22581 (frv_expand_voidtriop_builtin): Ditto.
22582 (frv_expand_voidaccop_builtin): Ditto.
22583 (frv_expand_load_builtin): Ditto.
22584 (frv_expand_store_builtin): Ditto.
22585 (frv_expand_mdpackh_builtin): Ditto.
22586 (frv_expand_mclracc_builtin): Ditto.
22587 (frv_expand_mrdacc_builtin): Ditto.
22588 (frv_expand_mwtacc_builtin): Ditto.
22589 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22592 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22594 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22595 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22597 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22598 point instructions.
22599 * configure: Regenerate.
22600 * config.in: Regenerate.
22601 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22602 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22603 masks to power6 and power6x and to POWERPC_MASKS.
22604 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22606 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22607 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22608 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22609 Access PROTOTYPE as variable, not mask.
22611 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22613 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22614 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22615 * combine.c (adjust_for_new_dest): Use it.
22616 * postreload.c (reload_combine): Likewise.
22618 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22620 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22621 notes on an insn with multiple sets, even if single_set returns
22622 non-NULL for that insn.
22624 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22626 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22627 scalbn and scalbln.
22629 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22631 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22632 if user didn't pass it.
22633 * config/i386/darwin.h (CC1_SPEC): Likewise.
22634 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22635 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22636 -mmacosx-version-min.
22638 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22639 Uros Bizjak <ubizjak@gmail.com>
22641 * optabs.h (enum optab_index): Add new OTI_scalb.
22642 (scalb_optab): Define corresponding macro.
22643 * optabs.c (init_optabs): Initialize scalb_optab.
22644 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22646 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22647 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22648 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22649 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22650 flag_unsafe_math_optimizations is set.
22652 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22653 to implement scalbf, scalb and scalbl built-ins as inline x87
22656 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22657 DJ Delorie <dj@redhat.com>
22660 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22661 (diagnostic_report_diagnostic): ... here, and turn them into real
22662 errors. If warnings are inhibited, no need to do anything.
22664 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22666 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22667 better code generation.
22669 2007-02-20 Ben Elliston <bje@au.ibm.com>
22671 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22673 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22675 * config/alpha/alpha.c, config/alpha/alpha.md,
22676 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22677 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22678 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22679 config/arm/lib1funcs.asm: Follow spelling conventions.
22681 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22682 config/fr30/fr30.md, config/i386/i386.h,
22683 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22684 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22685 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22686 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22687 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22688 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22689 config/sparc/sparc.c, config/sparc/sparc.h,
22690 config/sparc/sparc.md, config/spu/constraints.md,
22691 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22694 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22697 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22700 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22702 * doc/invoke.texi (-ftree-lrs): Remove.
22704 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22706 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22709 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22711 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22712 new CALL_EXPR_FN macro for retrieving the function
22713 declaration of the input expression.
22715 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22717 * c.opt (Waddress): New.
22718 * common.opt (Walways-true): Delete.
22719 (Wstring-literal-comparison): Delete.
22720 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22721 -Wstring-literal-comparison. Add -Waddress.
22723 (Walways-true): Delete.
22724 (Wstring-literal-comparison): Delete.
22725 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22726 consistently instead of -Walways-true in example.
22727 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22728 * c-typeck.c (parser_build_binary_op): Replace
22729 -Wstring-literal-comparison and -Walways-true with -Waddress.
22730 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22733 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22735 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22736 without DECL_STRUCT_FUNCTION initialized.
22738 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22740 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22741 due to calls to functions taking pointers as parameters.
22743 2007-02-19 Richard Henderson <rth@redhat.com>
22746 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22749 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22751 * config/s390/s390.c (s390_call_saved_register_used,
22752 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22753 accessed to the new scheme.
22755 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22757 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22758 (cris_print_index, cris_print_operand, cris_print_operand_address)
22759 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22760 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22761 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22762 GET_CODE () == xxx.
22763 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22764 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22765 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22766 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22767 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22768 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22769 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22770 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22771 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22772 (uminsi3, call, call_value): Ditto.
22773 (define_split: indir_to_reg_split, unnamed): Ditto.
22775 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22777 PR tree-optimization/30975
22778 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22781 2007-02-18 Eric Christopher <echristo@gmail.com>
22783 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22784 Remove use of arglist.
22785 (mips_expand_builtin): Remove use of arglist, pass in expr.
22786 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22787 (mips_expand_builtin_movtf): Ditto.
22788 (mips_expand_builtin_compare): Ditto.
22790 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22792 * tree-sra.c (sra_build_assignment): Replace assertion
22793 checking with a comment explaining why it can't be done.
22795 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22797 PR middle-end/30833
22798 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22799 during CALL_EXPR representation conversion.
22800 * tree-ssa-propagate.c (set_rhs): Likewise.
22802 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22804 * tree-sra.c (sra_build_assignment): Disable assertion checking
22807 2007-02-18 Roger Sayle <roger@eyesopen.com>
22809 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22810 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22811 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22813 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22814 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22815 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22816 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22817 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22818 force_gimple_operand): Likewise.
22819 * ipa-cp.c (constant_val_insert): Likewise.
22820 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22821 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22822 perfect_nestify): Likewise.
22823 * langhooks.c (lhd_omp_assignment): Likewise.
22824 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22825 lower_copyprivate_clauses, lower_send_clauses,
22826 lower_send_shared_vars, expand_parallel_call,
22827 expand_omp_for_generic, expand_omp_for_static_nochunk,
22828 expand_omp_for_static_chunk, expand_omp_sections,
22829 lower_omp_single_copy, lower_omp_for_lastprivate,
22830 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22831 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22832 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22835 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22837 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22838 config/sh/sh.md: Follow spelling conventions.
22840 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22841 config/frv/predicates.md: Follow spelling conventions.
22843 * config/m68k/linux-unwind.h: Fix a comment typo.
22844 * target.h: Follow spelling conventions.
22846 2007-02-18 Roger Sayle <roger@eyesopen.com>
22848 PR rtl-optimization/28173
22849 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22850 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22851 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22852 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22853 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22855 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22857 * builtins.c (fold_builtin_load_exponent): New.
22858 (fold_builtin_2): Use it.
22860 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22862 PR rtl-optimization/30773
22863 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22864 if we fail to attach a REG_EQUIV note.
22866 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22867 Roger Sayle <roger@eyesopen.com>
22869 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22871 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22873 * calls.c (initialize_argument_information): Pass original EXP
22874 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22875 code to split complex arguments here, as part of initializing the
22877 (expand_call): Remove code that builds a list of arguments and
22878 inserts implicit arguments into it. Instead, just count how many
22879 implicit arguments there will be so we can determine the size of
22880 the ARGS array, and let initialize_argument_information do the work.
22881 (split_complex_values): Delete unused function.
22883 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22885 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22887 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22889 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22890 for arg pointer based indexed addressing.
22892 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22894 * config/ia64/ia64.h, config/ia64/ia64.md,
22895 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22896 spelling conventions.
22898 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22900 * config/m68k/m68k.c (split_di): New.
22901 * config/m68k/m68k-protos.h: Declare split_di.
22902 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22903 Improve predicate handling and split constant shifts.
22905 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22907 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22908 parameter for register bitfield operations, general predicates
22911 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22913 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22914 * config/m68k/linux-unwind.h: New file.
22916 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22918 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22919 config/i386/athlon.md, config/ia64/ia64.md,
22920 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22921 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22922 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22923 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22924 tree-vect-transform.c: Fix comment typos.
22926 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22928 * sched-deps.c (find_insn_list): Remove.
22929 * sched-int.h: Remove the prototype for find_insn_list.
22931 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22933 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22935 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22936 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22937 darwin_rs6000_override_options.
22938 (C_COMMON_OVERRIDE_OPTIONS): Expect
22939 darwin_macosx_version_min to be non-NULL always.
22940 (TARGET_C99_FUNCTIONS): Likewise.
22941 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22942 (DARWIN_MINVERSION_SPEC): New.
22943 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22944 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22946 (DARWIN_MINVERSION_SPEC): New.
22947 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22949 * config/darwin-c.c (darwin_cpp_builtins): Expect
22950 darwin_macosx_version_min to be non-NULL always.
22952 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22954 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22956 * config/i386/i386.h (x86_use_xchgb): New.
22957 (TARGET_USE_XCHGB): New macro.
22958 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22959 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22960 Split after reload into bswaphi for shifts of 8.
22961 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22962 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22963 or when optimizing for size.
22965 2007-02-16 Richard Guenther <rguenther@suse.de>
22966 Christian Bruel <christian.bruel@st.com>
22968 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22969 DECLs but prefer SSA_NAMEs over DECLs.
22971 2007-02-16 Richard Guenther <rguenther@suse.de>
22973 * tree-flow-inline.h (single_imm_use_p): Remove.
22974 (zero_imm_uses_p): Likewise.
22975 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22976 instead of single_imm_use_p.
22977 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22980 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22983 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22984 nested double- and backquotes.
22986 2007-02-15 Roger Sayle <roger@eyesopen.com>
22988 PR middle-end/30391
22989 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22990 should be unreachable.
22991 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22992 For the time being redirect GIMPLE_MODIFY_STMT to the new
22993 (renamed) build_gimple_modify_stmt_stat.
22994 (build2_gimple_stat): Rename to...
22995 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22996 Always build a GIMPLE_MODIFY_STMT node.
22997 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22998 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
23001 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
23002 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
23003 * tree-complex.c (set_component_ssa_name, expand_complex_move,
23004 expand_complex_div_wide): Likewise.
23005 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
23006 * tree-ssa-loop-im.c (schedule_sm): Likewise.
23007 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
23008 * tree-ssa-loop-manip.c (create_iv): Likewise.
23009 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
23010 abs_replacement): Likewise.
23011 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
23012 realify_fake_stores): Likewise.
23014 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
23015 node rather than a GIMPLE_MODIFY_STMT node.
23016 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
23017 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
23019 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
23020 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
23021 GIMPLE_MODIFY_STMT.
23023 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23025 PR middle-end/30433
23026 * fold-const.c (fold_comparison): Add back the
23027 folding of constant complex comparisions.
23029 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
23031 PR middle-end/30729
23032 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
23033 effects unknown to this function, return early.
23035 2007-02-15 Ian Lance Taylor <iant@google.com>
23037 * lower-subreg.c (move_eh_region_note): New static function.
23038 (resolve_simple_move): Call it.
23039 (decompose_multiword_subregs): Track blocks for which we resolve a
23040 simple move which is also a control flow insn. Pass them to
23041 find_many_sub_basic_blocks.
23042 (pass_lower_subreg): Add TODO_verify_flow.
23043 (pass_lower_subreg2): Likewise.
23045 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23046 Brooks Moses <brooks.moses@codesourcery.com>
23047 Lee Millward <lee.millward@codesourcery.com>
23049 * tree.h (enum tree_code_class): Add tcc_vl_exp.
23050 (VL_EXP_CLASS_P): New.
23051 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23053 (TREE_OPERAND_CHECK_CODE): Likewise.
23054 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23055 (TREE_RTL_OPERAND_CHECK): Likewise.
23056 (tree_operand_check_failed): Make second parameter the whole tree
23057 instead of its code. Fixed callers.
23058 (VL_EXP_CHECK): New.
23059 (TREE_OPERAND_LENGTH): New.
23060 (VL_EXP_OPERAND_LENGTH): New.
23061 (CALL_EXPR_FN): New.
23062 (CALL_EXPR_STATIC_CHAIN): New.
23063 (CALL_EXPR_ARGS): New.
23064 (CALL_EXPR_ARG): New.
23065 (call_expr_nargs): New.
23066 (CALL_EXPR_ARGP): New.
23067 (build_nt_call_list): Declare.
23068 (build_vl_exp_stat): Declare.
23069 (build_vl_exp): New.
23070 (build_call_list): Declare.
23071 (build_call_nary): Declare.
23072 (build_call_valist): Declare.
23073 (build_call_array): Declare.
23074 (call_expr_arg): Declare.
23075 (call_expr_argp): Declare.
23076 (call_expr_arglist): Declare.
23077 (fold_build_call_list): Declare.
23078 (fold_build_call_list_initializer): Declare.
23079 (fold_call_expr): Declare to replace fold_builtin.
23080 (fold_builtin_fputs): Update to agree with modified definition.
23081 (fold_builtin_strcpy): Likewise.
23082 (fold_builtin_strncpy): Likewise.
23083 (fold_builtin_memory_chk): Likewise.
23084 (fold_builtin_stxcpy_chk): Likewise.
23085 (fold_builtin_strncpy_chk): Likewise.
23086 (fold_builtin_next_arg): Likewise.
23087 (fold_build_call_expr): Declare.
23088 (fold_builtin_call_list): Declare.
23089 (fold_builtin_call_valist): Declare.
23090 (build_call_expr): Declare.
23091 (validate_arglist): Update to agree with modified definition.
23092 (tree_operand_length): New.
23093 (call_expr_arg_iterator): New.
23094 (init_call_expr_arg_iterator): New.
23095 (next_call_expr_arg): New.
23096 (first_call_expr_arg): New.
23097 (more_call_expr_args_p): New.
23098 (FOR_EACH_CALL_EXPR_ARG): New.
23100 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23101 and tcc_gimple_stmt.
23102 (tree_code_size): Update documentation. Use sizeof (tree) rather
23103 than sizeof (char *).
23104 (tree_size): Likewise. Add case for tcc_vl_exp.
23105 (tree_node_structure): Add case for tcc_vl_exp.
23106 (contains_placeholder_p): Likewise.
23107 (substitute_in_expr): Likewise.
23108 (substitute_placeholder_in_expr): Likewise.
23109 (stabilize_reference_1): Likewise.
23110 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23111 to diagnose breakage of this interface for constructing CALL_EXPRs.
23112 (build_nt): Add similar assertion here.
23113 (build_nt_call_list): New.
23114 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23115 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23117 (get_callee_fndecl): Use new CALL_EXPR accessors.
23118 (tree_operand_check_failed): Change parameters to pass entire node
23119 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23120 (process_call_operands): New.
23121 (build_vl_exp_stat): New.
23122 (build_call_list): New.
23123 (build_call_nary): New.
23124 (build_call_valist): New.
23125 (build_call_array): New.
23126 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23127 (call_expr_arglist): New.
23129 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23130 tcc_vl_exp instead of a fixed-size tcc_expression.
23132 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23133 accessors for CALL_EXPRs.
23134 (AGGR_INIT_EXPR): Likewise.
23136 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23137 Brooks Moses <brooks.moses@codesourcery.com>
23138 Lee Millward <lee.millward@codesourcery.com>
23140 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23141 (expand_builtin_nonlocal_goto): Change parameter to be entire
23142 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23143 (expand_builtin_prefetch): Likewise.
23144 (expand_builtin_classify_type): Likewise.
23145 (mathfn_built_in): Return NULL_TREE instead of 0.
23146 (expand_errno_check): Use new CALL_EXPR accessors.
23147 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23148 Return NULL_RTX instead of 0.
23149 (expand_builtin_mathfn_2): Likewise.
23150 (expand_builtin_mathfn_3): Likewise.
23151 (expand_builtin_interclass_mathfn): Likewise.
23152 (expand_builtin_sincos): Likewise.
23153 (expand_builtin_cexpi): Likewise.
23154 (expand_builtin_int_roundingfn): Likewise.
23155 (expand_builtin_int_roundingfn_2): Likewise.
23156 (expand_builtin_pow): Likewise.
23157 (expand_builtin_powi): Likewise.
23158 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23159 of arglist, fixing callers appropriately. Use new CALL_EXPR
23160 accessors and constructors. Return NULL_RTX instead of 0.
23161 (expand_builtin_strstr): Likewise.
23162 (expand_builtin_strchr): Likewise.
23163 (expand_builtin_strrchr): Likewise.
23164 (expand_builtin_strpbrk): Likewise.
23165 (expand_builtin_memcpy): Likewise.
23166 (expand_builtin_mempcpy): Likewise.
23167 (expand_builtin_mempcpy_args): New.
23168 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23169 (expand_builtin_memmove_args): New.
23170 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23171 (expand_movstr): Likewise.
23172 (expand_builtin_strcpy): Likewise.
23173 (expand_builtin_strcpy_args): New.
23174 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23175 (expand_builtin_strncpy): Likewise.
23176 (expand_builtin_memset): Likewise.
23177 (expand_builtin_memset_args): New.
23178 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23179 (expand_builtin_memcmp): Likewise.
23180 (expand_builtin_strcmp): Likewise.
23181 (expand_builtin_strncmp): Likewise.
23182 (expand_builtin_strcat): Likewise.
23183 (expand_builtin_strncat): Likewise.
23184 (expand_builtin_strspn): Likewise.
23185 (expand_builtin_strcspn): Likewise.
23186 (expand_builtin_args_info): Likewise.
23187 (expand_builtin_va_start): Likewise.
23188 (gimplify_va_arg_expr): Likewise.
23189 (expand_builtin_va_end): Likewise.
23190 (expand_builtin_va_copy): Likewise.
23191 (expand_builtin_frame_address): Likewise.
23192 (expand_builtin_alloca): Likewise.
23193 (expand_builtin_bswap): Likewise.
23194 (expand_builtin_unop): Likewise.
23195 (expand_builtin_fputs): Likewise.
23196 (expand_builtin_expect): Likewise.
23197 (expand_builtin_fabs): Likewise.
23198 (expand_builtin_copysign): Likewise.
23199 (expand_builtin_printf): Likewise.
23200 (expand_builtin_fprintf): Likewise.
23201 (expand_builtin_sprintf): Likewise.
23202 (expand_builtin_init_trampoline): Likewise.
23203 (expand_builtin_signbit): Likewise.
23204 (expand_builtin_fork_or_exec): Likewise.
23205 (expand_builtin_sync_operation): Likewise.
23206 (expand_builtin_compare_and_swap): Likewise.
23207 (expand_builtin_lock_test_and_set): Likewise.
23208 (expand_builtin_lock_release): Likewise.
23209 (expand_builtin): Likewise.
23210 (builtin_mathfn_code): Likewise.
23212 (fold_builtin_constant_p): Pass call arguments individually instead
23213 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23214 accessors and constructors. Return NULL_TREE instead of 0.
23215 (fold_builtin_expect): Likewise.
23216 (fold_builtin_classify_type): Likewise.
23217 (fold_builtin_strlen): Likewise.
23218 (fold_builtin_nan): Likewise.
23219 (integer_valued_real_p): Likewise.
23220 (fold_trunc_transparent_mathfn): Likewise.
23221 (fold_fixed_mathfn): Likewise.
23222 (fold_builtin_cabs): Likewise.
23223 (fold_builtin_sqrt): Likewise.
23224 (fold_builtin_cbrt): Likewise.
23225 (fold_builtin_cos): Likewise.
23226 (fold_builtin_cosh): Likewise.
23227 (fold_builtin_tan): Likewise.
23228 (fold_builtin_sincos): Likewise.
23229 (fold_builtin_cexp): Likewise.
23230 (fold_builtin_trunc): Likewise.
23231 (fold_builtin_floor): Likewise.
23232 (fold_builtin_ceil): Likewise.
23233 (fold_builtin_round): Likewise.
23234 (fold_builtin_int_roundingfn): Likewise.
23235 (fold_builtin_bitop): Likewise.
23236 (fold_builtin_bswap): Likewise.
23237 (fold_builtin_logarithm): Likewise.
23238 (fold_builtin_hypot): Likewise.
23239 (fold_builtin_pow): Likewise.
23240 (fold_builtin_powi): Likewise.
23241 (fold_builtin_exponent): Likewise.
23242 (fold_builtin_memset): Likewise.
23243 (fold_builtin_bzero): Likewise.
23244 (fold_builtin_memory_op): Likewise.
23245 (fold_builtin_bcopy): Deleted; call site changed to invoke
23246 fold_builtin_memory_op directly.
23247 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23248 (fold_builtin_strncpy): Likewise.
23249 (fold_builtin_memcmp): Likewise.
23250 (fold_builtin_strcmp): Likewise.
23251 (fold_builtin_strncmp): Likewise.
23252 (fold_builtin_signbit): Likewise.
23253 (fold_builtin_copysign): Likewise.
23254 (fold_builtin_isascii): Likewise.
23255 (fold_builtin_toascii): Likewise.
23256 (fold_builtin_isdigit): Likewise.
23257 (fold_builtin_fabs): Likewise.
23258 (fold_builtin_abs): Likewise.
23259 (fold_builtin_fmin_fmax): Likewise.
23260 (fold_builtin_carg): Likewise.
23261 (fold_builtin_classify): Likewise.
23262 (fold_builtin_unordered_cmp): Likewise.
23264 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23265 New functions split out from fold_builtin_1.
23266 (fold_builtin_n): New.
23267 (fold_builtin_varargs): New.
23268 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23270 (fold_call_expr): New.
23271 (build_function_call_expr): Rewrite to use new helper function.
23272 (fold_builtin_call_list): New.
23273 (build_call_expr): New.
23274 (fold_builtin_call_valist): New.
23275 (rewrite_call_expr): New.
23276 (validate_arg): New.
23277 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23278 of an arglist. Change return type to bool. Use new CALL_EXPR
23281 (fold_builtin_strstr): Pass call arguments individually instead
23282 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23283 accessors and constructors. Return NULL_TREE instead of 0.
23284 (fold_builtin_strchr): Likewise.
23285 (fold_builtin_strrchr): Likewise.
23286 (fold_builtin_strpbrk): Likewise.
23287 (fold_builtin_strcat): Likewise.
23288 (fold_builtin_strncat): Likewise.
23289 (fold_builtin_strspn): Likewise.
23290 (fold_builtin_strcspn): Likewise.
23291 (fold_builtin_fputs): Likewise.
23292 (fold_builtin_next_arg): Likewise.
23293 (fold_builtin_sprintf): Likewise.
23295 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23296 NULL_RTX instead of 0.
23297 (expand_builtin_memory_chk): Likewise.
23298 (maybe_emit_chk_warning): Likewise.
23299 (maybe_emit_sprintf_chk_warning): Likewise.
23301 (fold_builtin_object_size): Pass call arguments individually instead
23302 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23303 accessors and constructors. Return NULL_TREE instead of 0.
23304 (fold_builtin_memory_chk): Likewise.
23305 (fold_builtin_stxcpy_chk): Likewise.
23306 (fold_builtin_strncpy_chk): Likewise.
23307 (fold_builtin_strcat_chk): Likewise.
23308 (fold_builtin_strcat_chk): Likewise.
23309 (fold_builtin_strncat_chk): Likewise.
23310 (fold_builtin_sprintf_chk): Likewise.
23311 (fold_builtin_snprintf_chk): Likewise.
23312 (fold_builtin_printf): Likewise.
23313 (fold_builtin_vprintf): Likewise.
23315 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23317 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23318 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23319 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23320 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23321 (fold_unary): Likewise.
23322 (fold_binary): Likewise.
23323 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23324 ternary expressions.
23325 (fold): Add logic for tcc_vl_exp.
23326 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23327 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23328 (fold_build3_stat): Add assertion to flag broken interface for
23329 constructing CALL_EXPRs.
23330 (fold_build_call_list): New.
23331 (fold_build_call_list_initializer): New.
23332 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23334 (fold_strip_sign_ops): Likewise.
23336 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23337 Brooks Moses <brooks.moses@codesourcery.com>
23338 Lee Millward <lee.millward@codesourcery.com>
23340 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23341 accessors and dump arguments explicitly.
23343 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23345 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23347 (print_call_name): Use new CALL_EXPR accessors.
23349 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23350 CALL_EXPR arguments explicitly instead of as a list. Use
23351 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23353 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23354 (vrp_visit_stmt): Likewise.
23356 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23357 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23359 (force_move_till_expr): Likewise.
23361 * targhooks.c (default_external_stack_protect_fail): Use
23362 build_call_expr instead of build_function_call_expr.
23363 (default_hidden_stack_protect_fail): Likewise.
23365 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23368 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23369 and walk arguments explicitly.
23371 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23372 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23373 (expand_simple_operations): Likewise.
23374 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23376 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23377 of TREE_CODE_LENGTH.
23378 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23380 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23381 instead of TREE_CODE_LENGTH.
23383 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23384 (tree_ic_transform): Likewise.
23385 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23386 parameter instead of arglist. Fix callers.
23387 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23388 (tree_stringops_transform): Likewise.
23389 (tree_indirect_call_to_profile): Likewise.
23390 (tree_stringops_values_to_profile): Likewise.
23392 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23393 (eliminate_tail_call): Likewise.
23395 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23397 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23398 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23400 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23402 * omp-low.c (build_omp_barrier): Use build_call_expr.
23403 (lower_rec_input_clauses): Likewise.
23404 (lower_reduction_clauses): Likewise.
23405 (expand_parallel_call): Likewise.
23406 (maybe_catch_exception): Likewise.
23407 (expand_omp_for_generic): Likewise.
23408 (expand_omp_for_static_nochunk): Likewise.
23409 (expand_omp_sections): Likewise.
23410 (lower_omp_single_simple): Likewise.
23411 (lower_omp_single_copy): Likewise.
23412 (lower_omp_master): Likewise.
23413 (lower_omp_ordered): Likewise.
23414 (lower_omp_critical): Likewise.
23416 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23417 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23419 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23420 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23421 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23423 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23424 and generalize to handle any number of operands.
23425 (chrec_contains_undetermined): Likewise.
23426 (tree_contains_chrecs): Likewise.
23427 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23429 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23431 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23432 fold_call_expr instead of fold_builtin.
23433 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23434 match declarations there.
23435 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23438 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23439 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23441 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23442 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23444 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23447 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23448 (execute_cse_sincos): Use new CALL_EXPR accessors.
23450 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23452 * gimple-low.c (lower_function_body): Use build_call_expr.
23453 (lower_builtin_setjmp): Likewise.
23455 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23456 (set_storage_via_libcall): Likewise.
23457 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23458 instead of TREE_CODE_LENGTH.
23459 (expand_expr_real_1): Use new CALL_EXPR accessors.
23461 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23462 generalize to handle any number of operands.
23463 (TB_parent_eq): Likewise.
23465 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23466 (strip_builtin_expect): Likewise.
23468 * function.c (gimplify_parameters): Use build_call_expr.
23470 * tree-vectorizer.c (vect_is_simple_reduction): Use
23471 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23473 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23474 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23476 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23479 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23480 (gimplify_decl_expr): Likewise.
23481 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23482 Use new CALL_EXPR iterators.
23483 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23484 (gimplify_modify_expr_to_memset): Likewise.
23485 (gimplify_variable_sized_compare): Likewise.
23486 (gimplify_omp_atomic_fetch_op): Likewise.
23487 (gimplify_omp_atomic_pipeline): Likewise.
23488 (gimplify_omp_atomic_mutex): Likewise.
23489 (gimplify_function_tree): Likewise.
23491 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23492 (call_expr_flags): Likewise.
23493 (expand_call): Likewise.
23495 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23496 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23499 * coverage.c (create_coverage): Use build_call_expr.
23501 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23502 (temp_call_expr_obstack): New.
23503 (pool_copy_list): Delete.
23504 (temp_copy_call_expr): New.
23505 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23506 CALL_EXPR accessors. Get rid of special goo for copying argument
23507 lists and use temp_copy_call_expr instead.
23508 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23509 CALL_EXPR accessors.
23510 (create_expression_by_pieces): Likewise. Use build_call_array
23511 to construct the result instead of fold_build3.
23512 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23513 dealing with argument lists.
23514 (init_pre): Remove references to expression_node_pool and
23515 list_node_pool. Init temp_call_expr_obstack instead.
23516 (fini_pre): Remove references to expression_node_pool and
23519 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23520 and walk arguments explicitly instead of as a list.
23522 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23523 (mx_register_decls): Likewise.
23524 (mudflap_register_call): Likewise.
23525 (mudflap_finish_file): Likewise.
23527 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23528 (ipa_callsite_compute_param): Likewise.
23530 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23531 accessors and constructor.
23533 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23534 accessors and constructor.
23535 (convert_tramp_reference): Likewise.
23536 (convert_call_expr): Likewise.
23537 (finalize_nesting_tree_1): Likewise.
23539 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23542 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23544 * tree-inline.c (initialize_inlined_parameters): Pass entire
23545 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23547 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23548 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23550 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23551 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23552 (vectorizable_reduction): Likewise.
23553 (vectorizable_call): Use new CALL_EXPR iterators.
23554 (vectorizable_conversion): Use build_call_expr.
23555 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23556 (vect_gen_widened_results_half): Use build_call_expr.
23557 (vect_setup_realignment): Likewise.
23558 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23560 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23561 (pass_through_call): Likewise.
23562 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23565 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23566 (tree_gen_pow2_profiler): Likewise.
23567 (tree_gen_one_value_profiler): Likewise.
23568 (tree_gen_ic_func_profiler): Likewise.
23569 (tree_gen_average_profiler): Likewise.
23570 (tree_gen_ior_profiler): Likewise.
23572 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23573 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23574 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23576 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23577 of TREE_CODE_LENGTH.
23579 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23580 of TREE_CODE_LENGTH.
23582 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23584 (convert_to_integer): Likewise.
23586 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23589 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23590 Brooks Moses <brooks.moses@codesourcery.com>
23591 Lee Millward <lee.millward@codesourcery.com>
23593 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23595 * config/frv/frv.c (frv_expand_builtin): Likewise.
23596 * config/s390/s390.c (s390_expand_builtin): Likewise.
23598 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23599 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23601 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23602 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23603 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23604 (ix86_expand_store_builtin): Likewise.
23605 (ix86_expand_unop_builtin): Likewise.
23606 (ix86_expand_unop1_builtin): Likewise.
23607 (ix86_expand_sse_compare): Likewise.
23608 (ix86_expand_sse_comi): Likewise.
23609 (ix86_expand_vec_init_builtin): Likewise.
23610 (ix86_expand_vec_ext_builtin): Likewise.
23611 (ix86_expand_vec_set_builtin): Likewise.
23612 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23614 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23615 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23617 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23618 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23619 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23621 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23623 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23624 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23625 arglist. Use new CALL_EXPR accessors. Fix callers.
23626 (altivec_expand_abs_builtin): Likewise.
23627 (rs6000_expand_binop_builtin): Likewise.
23628 (altivec_expand_predicate_builtin): Likewise.
23629 (altivec_expand_lv_builtin): Likewise.
23630 (spe_expand_stv_builtin): Likewise.
23631 (altivec_expand_stv_builtin): Likewise.
23632 (rs6000_expand_ternop_builtin): Likewise.
23633 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23634 (altivec_expand_st_builtin): Likewise.
23635 (altivec_expand_dst_builtin): Likewise.
23636 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23637 arglist. Use new CALL_EXPR accessors. Fix callers.
23638 (altivec_expand_vec_set_builtin): Likewise.
23639 (altivec_expand_vec_ext_builtin): Likewise.
23640 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23641 (spe_expand_builtin): Likewise.
23642 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23643 arglist. Use new CALL_EXPR accessors. Fix callers.
23644 (spe_expand_evsel_builtin): Likewise.
23645 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23646 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23648 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23649 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23650 (arm_expand_unop_builtin): Likewise.
23651 (arm_expand_builtin): Use new CALL_EXPR accessors.
23653 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23656 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23657 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23659 (bfin_expand_unop_builtin): Likewise.
23660 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23662 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23663 Brooks Moses <brooks.moses@codesourcery.com>
23664 Lee Millward <lee.millward@codesourcery.com>
23666 * c-semantics.c (build_stmt): Add internal diagnostic check.
23668 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23669 accessors. Print arguments explicitly instead of as a list.
23671 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23673 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23674 (c_finish_omp_flish): Likewise.
23676 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23677 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23678 instead of TREE_CODE_LENGTH.
23679 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23680 (c_warn_unused_result): Likewise.
23682 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23685 * doc/invoke.texi (Warning Options): Remove
23686 -Werror-implicit-function-declaration.
23687 (Wimplicit-function-declaration): Update description.
23688 * opts.c (common_handle_option): Move handling of -Werror=* to...
23689 (enable_warning_as_error): ...here.
23690 * opts.h (enable_warning_as_error): Declare.
23691 * c-decl.c (implicit_decl_warning): Unless
23692 -Wno-implicit-function-declaration is given, emit a pedwarn if
23693 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23694 * c.opt (Wimplicit-function-declaration): Replace
23695 mesg_implicit_function_declaration with
23696 warn_implicit_function_declaration.
23697 * c-opts.c (c_common_handle_option):
23698 -Werror-implicit-function-declaration is exactly equal as
23699 -Werror=implicit-function-declaration.
23700 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23701 warn_implicit_function_declaration.
23702 (c_common_post_options): -Wimplict-function-declaration is enabled
23703 by default by -std=c99, otherwise is disabled by default.
23704 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23706 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23708 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23709 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23710 former is ignored but not the latter.
23712 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23714 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23715 is made and the reference doesn't use the alias set of its type,
23716 do not create the temporary using that type.
23718 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23720 * jump.c: Remove prototypes for delete_computation and
23721 delete_prior_computation.
23723 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23725 * jump.c (get_label_after): Delete.
23726 (get_label_before, delete_computation, delete_jump,
23727 delete_prior_computation, follow_jumps): Move...
23728 * reorg.c (delete_computation, delete_prior_computation): ... here...
23729 (get_label_before, delete_jump): ... making these static ...
23730 (follow_jumps): ... and simplifying this since it only runs after
23732 * rtl.h (get_label_after, get_label_before, delete_jump,
23733 follow_jumps): Delete prototypes.
23735 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23737 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23739 2007-02-15 Nick Clifton <nickc@redhat.com>
23741 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23742 order to prevent it from being munged by the target.
23744 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23746 * config/i386/i386.md: Remove misleading comment.
23748 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23750 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23751 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23754 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23756 * tree-sra.c (instantiate_missing_elements): Canonicalize
23758 (sra_build_assignment): New.
23759 (generate_copy_inout, generate_element_copy,
23760 generate_element_zero, generate_one_element_init): Use it.
23762 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23764 * tree-sra.c (instantiate_missing_elements): Canonicalize
23766 (sra_build_assignment): New.
23767 (generate_copy_inout, generate_element_copy,
23768 generate_element_zero, generate_one_element_init): Use it.
23770 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23772 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23775 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23777 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23778 types as aggregates not scalars.
23779 * function.c (assign_stack_temp_for_type): Likewise.
23781 2007-02-14 Roger Sayle <roger@eyesopen.com>
23782 Zdenek Dvorak <dvorakz@suse.cz>
23784 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23787 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23789 * passes.c (next_pass_1): Clear the next field of the copied
23792 2007-02-14 Richard Henderson <rth@redhat.com>
23794 * tree-sra.c (early_sra): New.
23795 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23796 (tree_sra_early, pass_sra_early): New.
23797 * tree-pass.h (pass_sra_early): Declare.
23798 * passes.c (init_optimization_passes): Use it.
23800 2007-02-14 Richard Guenther <rguenther@suse.de>
23802 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23804 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23806 PR tree-optimization/30771
23807 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23809 (vect_analyze_operations): Induction phis can now be marked as
23811 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23812 Update documentation accordingly.
23814 2007-02-14 Nick Clifton <nickc@redhat.com>
23816 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23817 most 3 arguments are supported.
23818 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23820 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23822 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23823 Ensure dst->current is valid.
23825 2007-02-13 Paul Brook <paul@codesourcery.com>
23827 * config.gcc: Add arm*-*-uclinux-*eabi.
23828 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23829 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23830 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23831 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23832 (LINK_SPEC): Define.
23833 (LIB_SPEC): Define.
23834 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23836 * config/arm/uclinux-eabi.h: New file.
23837 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23838 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23841 2007-02-13 Ian Lance Taylor <iant@google.com>
23843 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23844 * flags.h (warn_strict_overflow): Declare.
23845 (enum warn_strict_overflow_code): Define.
23846 (issue_strict_overflow_warning): New static inline function.
23847 * opts.c (warn_strict_overflow): New variable.
23848 (common_handle_option): Handle OPT_Wstrict_overflow and
23849 OPT_Wstrict_overflow_.
23850 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23852 * fold-const.c: Include intl.h.
23853 (fold_deferring_overflow_warnings): New static variable.
23854 (fold_deferred_overflow_warning): New static variable.
23855 (fold_deferred_overflow_code): New static variable.
23856 (fold_defer_overflow_warnings): New function.
23857 (fold_undefer_overflow_warnings): New function.
23858 (fold_undefer_and_ignore_overflow_warnings): New function.
23859 (fold_deferring_overflow_warnings_p): New function.
23860 (fold_overflow_warning): New static function.
23861 (make_range): Add strict_overflow_p parameter. Change all
23863 (extract_muldiv, extract_muldiv_1): Likewise.
23864 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23865 tree_expr_nonnegative_p.
23866 (fold_negate_expr): Call fold_overflow_warning.
23867 (fold_range_test): Likewise.
23868 (fold_comparison): Likewise.
23869 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23870 instead of tree_expr_nonnegative_p.
23871 (tree_expr_nonnegative_warnv_p): Rename from
23872 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23873 (tree_expr_nonnegative_p): New function.
23874 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23875 strict_overflow_p parameter.
23876 (tree_expr_nonzero_p): New function.
23877 * passes.c (verify_interpass_invariants): New static function.
23878 (execute_one_pass): Call it.
23879 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23881 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23882 (estimate_numbers_of_iterations): Likewise.
23883 (scev_probably_wraps_p): Likewise.
23884 * tree-ssa-ccp.c: Include "toplev.h".
23885 (evaluate_stmt): Defer fold overflow warnings until we know we are
23887 (struct fold_stmt_r_data): Add stmt field.
23888 (fold_stmt_r): Defer fold overflow warnings until we know we
23890 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23891 (fold_stmt_inplace): Likewise.
23892 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23893 (cleanup_control_expr_graph): Defer fold overflow warnings until
23894 we know we are going to optimize.
23895 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23896 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23898 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23899 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23900 * tree-ssa-loop-manip.c (create_iv): Likewise.
23901 * c-typeck.c (build_conditional_expr): Likewise.
23902 (build_binary_op): Likewise.
23903 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23904 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23905 (extract_range_from_unary_expr): Likewise.
23906 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23907 assuming that signed overflow does not occur.
23908 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23909 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23910 (fold_defer_overflow_warnings): Declare.
23911 (fold_undefer_overflow_warnings): Declare.
23912 (fold_undefer_and_ignore_overflow_warnings): Declare.
23913 (fold_deferring_overflow_warnings_p): Declare.
23914 (tree_expr_nonzero_warnv_p): Declare.
23915 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23916 of warning options.
23917 (Warning Options): Document -Wstrict-overflow.
23918 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23919 (tree-ssa-ccp.o): Likewise.
23920 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23921 (fold-const.o): Depend on intl.h.
23923 2007-02-13 Ian Lance Taylor <iant@google.com>
23925 PR middle-end/30751
23926 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23929 2007-02-13 Stuart Hastings <stuart@apple.com>
23931 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23933 2007-02-13 Richard Henderson <rth@redhat.com>
23935 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23936 handled_component_p before looking for the indirect_ref.
23938 2007-02-13 Richard Henderson <rth@redhat.com>
23940 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23941 remove flags clobber.
23942 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23943 (bswaphi_lowpart): New.
23944 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23945 remove TARGET_BSWAP test. Delete expander of the same name.
23947 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23948 (expand_unop): Use them.
23950 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23952 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23953 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23954 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23955 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23956 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23957 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23958 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23959 assembler dialect choice from asm templates.
23961 2007-02-12 Richard Henderson <rth@redhat.com>
23963 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23964 (fixuns_trunc<SSEMODEF>si2): Use it.
23965 * config/i386/sse.md (vec_setv4sf_0): Export.
23966 * config/i386/i386.c (ix86_build_const_vector): Export.
23967 (ix86_split_convert_uns_si_sse): Rename from
23968 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23969 * config/i386/i386-protos.h: Update.
23971 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23974 * c-typeck.c (c_finish_return): Improve warning message.
23976 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23978 * alias.c (find_symbolic_term): Delete unused function.
23980 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23982 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23983 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23984 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23986 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23988 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23989 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23990 the function, temporarily point the debug interface to the null one.
23992 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23994 * dwarf2out.c (round_up_to_align): New static function.
23995 (field_byte_offset): Use it to round the offset.
23997 2007-02-12 Richard Henderson <rth@redhat.com>
23999 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
24000 (inswl_const): Export.
24002 2007-02-12 Richard Henderson <rth@redhat.com>
24004 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
24005 result mode of the libcall, convert back to outmode.
24007 2007-02-12 Roger Sayle <roger@eyesopen.com>
24009 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
24010 (bswapdi2): New define_expand to implement 32-bit implementation.
24012 2007-02-12 Nick Clifton <nickc@redhat.com>
24014 * doc/invoke.texi (Overall Options): Document --help=.
24015 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
24016 (cc1_options): Pass --help= on to cc1.
24017 (display_help): Add description of --help=.
24018 (process_command): Add code to handle --help=. Allow translated
24019 --help and --target-help switches to be passed on to compiler
24021 (main): Remove unused if statement.
24022 * opts.c (columns): Remove.
24023 (LEFT_COLUMN): Define.
24024 (wrap_help): Add columns argument.
24025 (print_filtered_help): Change parameters to be an include bitmask,
24026 an exclude bitmask, an any bitmask and the column width. Move the
24027 code to display the params list here. Add code to display the
24028 status of options rather than their descriptions if the quiet flag
24030 (print_specific_help): Change parameters to be an include bitmask,
24031 an exclude bitmask and an any bitmask. Move code to look up the
24032 column width here. Decide upon the title for an options listing.
24033 (common_handle_options): Add code to handle --help=. Adapt code
24034 for --help and --target-help to use the revised form of the
24035 print_specific_help function.
24036 (print_help): Delete.
24037 (print_param_help): Delete.
24038 (print_switch): Delete.
24039 * opts.h (cl_lang_count): Add prototype.
24040 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
24041 CL_MAX_OPTION_CLASS): New defines.
24042 * optc-gen.awk: Add construction of cl_lang_count.
24043 * c.opt: Add Warning attribute to warning options and Optimization
24044 attribute to optimization options.
24045 * common.opt: Likewise.
24047 Add -fhelp and -ftarget-help as aliases for the transformed --help
24048 and --target-help options.
24049 * opt-functions.awk: Add code to handle Warning and Optimization
24052 2007-02-12 Richard Henderson <rth@redhat.com>
24054 * config/alpha/constraints.md: New file.
24055 * config/alpha/alpha.c: Include tm-constrs.h.
24056 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24057 alpha_extra_constraint): Remove.
24058 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24059 * config/alpha/alpha-protos.h: Update.
24060 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24061 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24062 (EXTRA_CONSTRAINT): Remove.
24063 * config/alpha/alpha.md: Include constraints.md.
24064 (adddi splitter): Use satisfies_constraint_*.
24065 * config/alpha/predicates.md (add_operand): Likewise.
24066 (sext_add_operand, addition_operation): Likewise.
24068 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24070 PR tree-optimization/29145
24071 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24072 in our handling of restrict qualified pointers.
24074 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24077 * doc/invoke.texi (Wunused-value): Update description.
24078 (Wextra): Delete item.
24079 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24080 value of Wunused-value.
24081 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24082 (c_finish_stmt_expr): Don't check extra_warnings.
24083 (emit_side_effect_warnings): The caller is responsible to check
24086 2007-02-11 Roger Sayle <roger@eyesopen.com>
24087 Matt Thomas <matt@3am-software.com>
24089 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24091 2007-02-11 Roger Sayle <roger@eyesopen.com>
24093 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24094 comparisons of POPCOUNT against zero.
24095 (simplify_const_relational_operation): Likewise.
24097 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24099 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24101 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24103 * dwarf2out.c (root_type): Delete unused function.
24105 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24107 * genattrtab.c (contained_in_p): Delete unused function.
24108 (write_expr_attr_cache): Likewise.
24110 2007-02-11 Jan Hubicka <jh@suse.cz>
24112 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24115 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24117 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24118 to add the REG_EQ* note.
24119 * see.c (see_merge_one_use_extension): Likewise.
24120 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24121 turn REG_EQUAL notes into REG_EQUIV notes if the target
24122 register may have more than one set.
24123 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24124 * gcse.c (try_replace_reg): Likewise.
24125 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24126 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24127 more than one REG_EQUIV note.
24128 * reload1.c (gen_reload): Use set_unique_reg_note.
24130 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24132 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24133 (ix86_builtin_conversion): New function.
24135 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24138 * tree.h (DECL_REPLACEABLE_P): New macro.
24139 * except.c (set_nothrow_function_flags): Likewise.
24141 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24142 Ira Rosen <irar@il.ibm.com>
24143 Dorit Nuzman <dorit@il.ibm.com>
24145 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24146 * targhooks.c (default_builtin_vectorized_conversion): New.
24147 * targhooks.h (default_builtin_vectorized_function): New declaration.
24148 * target.h (struct vectorize): Add builtin_conversion field.
24149 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24150 stmt_vec_info_type value.
24151 (vectorizable_conversion): New declaration.
24152 * tree-vect-analyze.c (vect_analyze_operations): Add
24153 vectorizable_conversion call.
24154 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24155 * tree-vect-transform.c (vectorizable_conversion): New function.
24156 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24157 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24159 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24160 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24161 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24162 or ALTIVEC_BUILTIN_VCFSX.
24164 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24167 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24168 CONST_DOUBLE and operand 0 is a hard register.
24169 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24170 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24171 is a hard floating-point register.
24173 2007-02-10 Richard Henderson <rth@redhat.com>
24174 Jakub Jelinek <jakub@redhat.com>
24175 Alexandre Oliva <aoliva@redhat.com>
24177 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24178 * builtin-types.def (BT_WORD): Make unsigned.
24179 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24180 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24181 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24182 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24183 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24184 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24186 * expr.c (emutls_var_address): New.
24187 (expand_expr_real_1): Expand emulated tls.
24188 (expand_expr_addr_expr_1): Likewise.
24189 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24190 * output.h (emutls_finish): Declare.
24191 * toplev.c (compile_file): Call it.
24192 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24193 address before wrapping in CONST.
24194 * varasm.c (emutls_htab, emutls_object_type): New.
24195 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24196 (get_emutls_object_name, get_emutls_object_type): New.
24197 (get_emutls_init_templ_addr, emutls_decl): New.
24198 (emutls_common_1, emutls_finish): New.
24199 (assemble_variable): When emulating tls, swap decls; generate
24200 constructor for the emutls objects.
24201 (do_assemble_alias): When emulating tls, swap decl and target name.
24202 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24204 * varpool.c (decide_is_variable_needed): Look at force_output.
24205 Recurse for emulated tls.
24206 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24207 with decide_is_variable_needed.
24208 * emutls.c: New file.
24209 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24210 tls_object for real tls.
24212 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24214 PR rtl-optimization/29599
24215 * reload1.c (eliminate_regs_in_insn): Take the destination
24216 mode into account when computing the offset.
24218 2007-02-09 Stuart Hastings <stuart@apple.com>
24219 Richard Henderson <rth@redhat.com>
24221 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24222 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24223 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24224 fixuns_truncdfhi2): New.
24225 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24226 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24227 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24228 (floatunssidf2): Allow nonimmediate source.
24229 * config/i386/sse.md (movdi_to_sse): New.
24230 (vec_concatv2di): Drop '*'.
24231 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24232 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24233 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24235 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24236 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24237 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24238 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24239 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24240 ix86_build_const_vector.
24241 (x86_emit_floatuns): Rewrite.
24243 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24245 * genautomata.c (longest_path_length): Delete unused function.
24246 (struct state): Delete unused longest_path_length.
24247 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24248 (get_free_state): Delete unused.
24250 2007-02-09 Jan Hubicka <jh@suse.cz>
24252 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24253 * doc/invoke.texi (inline-unit-growth): Update default value.
24255 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24256 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24257 (rebuild_cgraph_edges): Likewise.
24258 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24259 (dump_cgraph_node): Dump frequencies.
24260 (cgraph_clone_edge): Add frequency scales.
24261 (cgraph_clone_node): Add freuqnecy.
24262 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24263 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24264 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24265 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24266 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24267 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24268 (save_inline_function_body): Likewise.
24269 * ipa-inline.c: inluce rtl.h
24270 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24271 (cgraph_edge_badness): Use frequencies.
24272 (cgraph_decide_recursive_inlining): Update clonning.
24273 (cgraph_decide_inlining_of_small_function): Dump frequency.
24274 * predict.c (estimate_bb_frequencies): Export.
24275 * predict.h (estimate_bb_frequencies): Declare.
24276 * tree-inline.c (copy_bb): Watch overflows.
24277 (expand_call_inline): Update call of cgraph_create_edge.
24278 (optimize_inline_calls): Use TODO flags to update frequnecies.
24279 * passes.h: Include predict.h
24280 (init_optimization_passes): Move profile ahead.
24281 (execute_function_todo): Handle TODO_rebuild_frequencies.
24283 2007-02-09 Roger Sayle <roger@eyesopen.com>
24285 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24286 the insbl or inswl pattern into a register.
24288 2007-02-09 Roger Sayle <roger@eyesopen.com>
24290 * config/ia64/ia64.md (bswapdi2): New define_insn.
24292 2007-02-09 Richard Henderson <rth@redhat.com>
24294 * config/i386/constraints.md (Ym): New constraint.
24295 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24296 (movdi_1_rex64): Split sse and xmm general register moves from
24297 memory move alternatives. Use conditional register constraints.
24298 (movsf_1, movdf_integer): Likewise.
24299 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24300 (movdf_integer_rex64): New.
24301 (pushsf_rex64): Fix output constraints.
24302 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24303 (sse2_stored): Likewise.
24304 (sse2_storeq_rex64): New.
24305 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24306 amd and not generic.
24307 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24308 for optimize_size. Remove SF/DFmode hack.
24310 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24312 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24315 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24316 Richard Sandiford <richard@codesourcery.com>
24318 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24319 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24320 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24321 m68k/t-mlib to tmake_file.
24322 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24323 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24324 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24325 Allow it to be cf or m68k. Set m68k_arch_family. If that
24326 variable is not empty, add t-$m68k_arch_family to tmake_file.
24327 Add t-mlibs to tmake_file.
24328 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24329 * config/m68k/t-cf: New file.
24330 * config/m68k/t-m68k: Likewise.
24331 * config/m68k/t-mlibs: Likewise.
24332 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24333 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24334 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24335 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24336 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24338 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24339 (INSTALL_LIBGCC): Delete.
24340 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24341 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24342 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24343 (M68K_MLIB_CPU): Define.
24344 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24345 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24346 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24348 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24349 Richard Guenther <rguenther@suse.de>
24351 PR middle-end/23361
24352 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24353 against INT_MIN/INT_MAX.
24354 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24355 file if a loop is removed.
24357 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24359 * calls.c (store_one_arg): Pass correct alignment to
24360 emit_push_insn for non-BLKmode values.
24361 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24362 unaligned stack slot via a suitably aligned slot.
24364 2007-02-08 DJ Delorie <dj@redhat.com>
24366 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24368 (legal_subregs): Use unsigned char, make const.
24369 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24371 2007-02-08 Paul Brook <paul@codesourcery.com>
24373 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24374 special interworking needed.
24376 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24378 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24379 conditional to __SSE2__.
24380 (Entries below should have been added to first ChangeLog
24381 entry for amdfam10 dated 2007-02-05)
24382 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24384 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24386 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24389 2007-02-08 DJ Delorie <dj@redhat.com>
24391 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24392 * config/m32c/m32c.c (legal_subregs): New.
24393 (m32c_illegal_subreg_p): New.
24394 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24395 unsupported subregs of hard regs.
24397 2007-02-08 Jan Hubicka <jh@suse.cz>
24399 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24400 the same one; always update histograms.
24402 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24404 * passes.c (init_optimization_passes): Tidy comment.
24406 2007-02-08 Roger Sayle <roger@eyesopen.com>
24408 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24409 strip zero_extend, bswap and rotates from POCOUNT's argument.
24410 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24411 zero_extend and rotates from PARITY's argument.
24412 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24413 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24414 of an integer constant at compile-time.
24416 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24419 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24421 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24424 * tree-ssa-live.c (remove_unused_locals): Do not remove
24425 TREE_ADDRESSABLE variables.
24426 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24427 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24428 FOR_CLOBBER. Update all users.
24429 If VAR has an associated alias set, add a virtual operand for
24430 it if no alias is found to conflict with the memory reference.
24432 2007-02-07 Jan Hubicka <jh@suse.cz>
24433 Robert Kidd <rkidd@crhc.uiuc.edu>
24435 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24437 2007-02-07 Ian Lance Taylor <iant@google.com>
24439 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24441 2007-02-07 Roger Sayle <roger@eyesopen.com>
24443 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24444 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24445 tablejumpdi, movsi_to_cr_one): Remove constraints from
24446 define_expand's match_operands.
24448 2007-02-07 Roger Sayle <roger@eyesopen.com>
24450 * global.c (compute_regsets): Move declatation of "i" inside of
24451 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24453 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24456 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24457 of INDIRECT_REF <RESULT_DECL>.
24459 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24461 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24462 Kaz Kojima <kkojima@gcc.gnu.org>
24465 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24467 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24469 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24471 * doc/loop.texi: Document possibility not to perform disambiguation
24472 of loops with multiple latches.
24473 * cfgloopmanip.c (alp_enum_p): Removed.
24474 (add_loop): Handle subloops. Use get_loop_body_with_size.
24475 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24476 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24477 the new forwarder block.
24478 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24479 Handle the case latch is NULL.
24480 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24481 modifications when marking loop exits.
24482 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24484 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24485 disambiguate_loops_with_multiple_latches.
24486 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24487 before fix_loop_structure.
24488 * cfgloop.c: Include pointer-set.h and output.h.
24489 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24490 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24491 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24492 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24493 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24494 disambiguate_multiple_latches, get_loop_body_with_size,
24495 disambiguate_loops_with_multiple_latches): New functions.
24496 (flow_loop_dump): Dump multiple latch edges.
24497 (flow_loop_nodes_find): Handle loops with multiple latches.
24498 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24499 (glb_enum_p): Modified.
24500 (get_loop_body): Use get_loop_body_with_size.
24501 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24502 (AVOID_CFG_MODIFICATIONS): New constant.
24503 (disambiguate_loops_with_multiple_latches, add_loop,
24504 get_loop_body_with_size): Declare.
24505 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24507 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24509 PR inline-asm/28686
24510 * global.c (compute_regsets): New function.
24511 (global_alloc): Refactored ELIMINABLE_REGSET
24512 and NO_GLOBAL_ALLOC_REGS computation out.
24513 (rest_of_handle_global_alloc): Call compute_regsets()
24514 for non-optimizing case.
24516 2007-02-06 Richard Henderson <rth@redhat.com>
24518 * config/i386/constraints.md (Y2): Rename from Y.
24519 (Yi): New constraint.
24520 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24521 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24522 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24523 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24524 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24525 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24526 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24527 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24528 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24529 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24530 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24531 vec_extractv2si_1): Change Y constraints to Y2.
24532 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24533 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24534 Change Y constraints to Y2.
24535 (sse2_loadld): Change Y constraints to x.
24537 2007-02-06 Roger Sayle <roger@eyesopen.com>
24539 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24540 (parity<mode>2): New define_expand using rs6000_emit_parity.
24541 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24542 rs6000_emit_parity): New functions.
24543 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24544 rs6000_emit_parity): Prototype here.
24546 2007-02-06 Ian Lance Taylor <iant@google.com>
24548 * lower-subreg.c (simple_move_operand): Reject CONST.
24549 (resolve_clobber): Call validate_change rather than directly
24550 assigning to XEXP (pat, 0).
24552 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24554 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24555 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24556 (tree-cfg.o): Remove hashtab.h dependency.
24558 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24559 (struct ivopts_data): Change niters to pointer_map_t.
24560 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24561 (niter_for_exit): Create pointer_map on demand. Change for
24563 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24564 (free_loop_data): Destroy data->niters if created and reset field.
24565 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24566 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24568 * tree-ssa-reassoc.c: Include pointer-set.h.
24569 (bb_rank): Change to long *.
24570 (operand_rank): Change to pointer_map_t.
24571 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24572 (insert_operand_rank): Accept long.
24573 (operand_entry_hash, operand_entry_eq): Remove.
24574 (get_rank): Return long. Adjust for changes above.
24575 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24577 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24579 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24580 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24581 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24583 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24584 directly since it cannot be NULL.
24585 (get_vi_for_tree): Rewrite for pointer_map API.
24586 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24587 (init_alias_vars): Create vi_for_tree as pointer_map.
24588 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24590 * tree-cfg.c: Don't include hashtab.h.
24591 (edge_to_cases): Declare as pointer_map.
24592 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24594 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24595 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24596 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24598 (record_switch_edge): Delete.
24599 (get_cases_for_edge): Adjust for pointer_map API, inline
24600 record_switch_edge (rewritten for new API), remove goto.
24602 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24604 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24605 * tree-nested.c: Include pointer-set.h.
24606 (var_map_elt, var_map_eq, var_map_hash): Delete.
24607 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24608 to pointer_map_t's.
24609 (nesting_info_bitmap_obstack): New.
24610 (lookup_field_for_decl): Adjust for pointer_map API.
24611 (lookup_tramp_for_decl): Adjust for pointer_map API.
24612 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24613 (get_local_debug_decl): Adjust for pointer_map API.
24614 (convert_nl_goto_reference): Adjust for pointer_map API.
24615 (convert_nl_goto_receiver): Adjust for pointer_map API.
24616 (create_nesting_tree): Create outside GGC space. Create bitmap on
24617 the new obstack. Create field_map and var_map as pointer_maps.
24618 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24620 (lower_nested_functions): Move root here, no need to NULL it.
24621 Initialize and release the obstack.
24623 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24625 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24626 Remove prototypes and make them non-static.
24627 (struct tree_int_map): Remove.
24628 * tree.h (struct tree_int_map): Move here, turning TO into an
24630 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24632 * tree.h (TREE_COMPLEXITY): Remove.
24633 (struct tree_exp): Remove complexity field.
24634 * tree.c (build1_stat): Don't set it.
24636 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24637 Victor Kaplansky <victork@il.ibm.com>
24639 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24640 (vect_is_simple_reduction): Support reduction with induction as
24641 one of the operands.
24642 (vect_is_simple_iv_evolution): Fix formatting.
24643 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24644 formatting. Don't mark induction phis for vectorization.
24645 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24646 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24647 (vect_get_vec_def_for_operand): Support induction.
24648 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24650 (vectorizable_reduction): Support reduction with induction as one of
24652 (vectorizable_type_demotion): Use def-type of stmt argument rather
24653 than dummy def-type.
24655 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24656 flag_tree_scev_cprop.
24657 * common.opt (tree-scev-cprop): New flag.
24659 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24660 call to vect_get_new_vect_var.
24662 2007-02-06 Ira Rosen <irar@il.ibm.com>
24664 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24665 vectype is not NULL.
24666 (vect_pattern_recog_1): Likewise.
24668 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24670 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24671 (fold_negate_expr): Likewise.
24673 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24676 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24677 even if cv-qualification is the same.
24679 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24681 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24682 __enable_execute_stack on completion.
24684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24686 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24687 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24688 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24689 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24690 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24691 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24692 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24693 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24695 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24697 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24698 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24699 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24700 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24701 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24702 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24703 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24704 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24705 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24706 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24707 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24708 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24709 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24710 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24711 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24712 sqrtextenddfxf2_i387): Added amdfam10_decode.
24714 * config/i386/athlon.md (athlon_idirect_amdfam10,
24715 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24716 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24717 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24718 athlon_ivector_store_amdfam10): New define_insn_reservation.
24719 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24722 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24724 * config/i386/athlon.md (athlon_call_amdfam10,
24725 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24726 define_insn_reservation.
24727 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24728 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24729 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24733 * config/i386/athlon.md (athlon_sseld_amdfam10,
24734 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24735 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24737 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24739 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24740 define_insn_reservation.
24741 * config/i386/i386.md (sseins): Added sseins to define_attr type
24742 and define_attr unit.
24743 * config/i386/sse.md: Set type attribute to sseins for insertq
24746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24748 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24749 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24750 ssecomi_load_amdfam10, ssecomi_amdfam10,
24751 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24752 define_insn_reservation.
24753 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24757 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24758 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24759 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24760 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24761 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24762 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24763 define_insn_reservation.
24765 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24766 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24767 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24768 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24769 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24773 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24774 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24775 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24776 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24777 athlon_ssemul_load_k8): Added amdfam10.
24779 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24781 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24782 (x86_sse_unaligned_move_optimal): New variable.
24784 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24786 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24787 for unaligned vector SSE double/single precision loads for AMDFAM10.
24789 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24791 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24792 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24793 Define TARGET_CPU_DEFAULT_amdfam10.
24794 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24795 (processor_type): Add PROCESSOR_AMDFAM10.
24797 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24798 processor_type in config/i386/i386.h.
24799 Enable imul peepholes for TARGET_AMDFAM10.
24801 * config.gcc: Add support for --with-cpu option for amdfam10.
24803 * config/i386/i386.c (amdfam10_cost): New variable.
24804 (m_AMDFAM10): New macro.
24805 (m_ATHLON_K8_AMDFAM10): New macro.
24806 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24807 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24808 x86_promote_QImode, x86_integer_DFmode_moves,
24809 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24810 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24811 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24812 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24813 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24814 Enable/disable for amdfam10.
24815 (override_options): Add amdfam10_cost to processor_target_table.
24816 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24817 processor_alias_table.
24818 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24819 (ix86_adjust_cost): Add code for amdfam10.
24821 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24823 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24824 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24825 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24826 * config/i386/i386.h: Add builtin definition for SSE4A.
24827 * config/i386/i386.md: Add support for ABM instructions
24828 (popcnt and lzcnt).
24829 * config/i386/sse.md: Add support for SSE4A instructions
24830 (movntss, movntsd, extrq, insertq).
24831 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24832 Add -march=amdfam10 flag.
24833 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24834 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24836 * doc/extend.texi: Add documentation for SSE4A builtins.
24838 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24840 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24842 2007-02-05 Richard Guenther <rguenther@suse.de>
24844 * tree-vectorizer.h (vectorizable_function): Add argument type
24845 argument, change return type.
24846 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24847 * tree-vect-transform.c (vectorizable_function): Handle extra
24848 argument, return vectorized function decl.
24849 (build_vectorized_function_call): Remove.
24850 (vectorizable_call): Handle calls with result and argument types
24851 differing. Handle loop vectorization factor correctly.
24852 * targhooks.c (default_builtin_vectorized_function): Adjust for
24854 * targhooks.h (default_builtin_vectorized_function): Likewise.
24855 * target.h (builtin_vectorized_function): Add argument type
24857 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24858 extra argument, allow vectorizing of lrintf.
24859 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24860 documentation of target hook.
24862 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24865 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24866 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24867 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24869 2007-02-05 Roger Sayle <roger@eyesopen.com>
24871 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24872 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24873 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24874 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24875 before canonicalizing sincos to cexpi.
24876 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24878 2007-02-05 Roger Sayle <roger@eyesopen.com>
24880 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24881 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24882 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24884 2007-02-05 Roger Sayle <roger@eyesopen.com>
24886 * mips-tfile.c (initialize_init_file): Correct endianness test.
24888 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24890 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24891 the 'y' constraint.
24893 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24895 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24896 saves in a PARALLEL before the register assignments.
24898 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24900 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24901 DWARF_FRAME_RETURN_COLUMN to be a general register.
24902 * dwarf2out.c (init_return_column_size): New function, split from...
24903 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24904 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24905 to be nongeneral registers.
24906 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24908 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24909 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24911 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24913 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24915 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24917 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24918 (remove_path): Use can_remove_branch_p and remove_branch instead
24919 of loop_delete_branch_edge.
24920 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24921 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24922 Update profile using scale_dominated_blocks_in_loop.
24923 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24924 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24925 (can_remove_branch_p, remove_branch): Declare.
24926 * tree-cfg.c (tree_can_remove_branch_p): New function.
24927 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24928 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24929 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24931 2007-02-05 Jan Hubicka <jh@suse.cz>
24933 PR middle-end/30696
24934 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24935 nodes in cgraph, don't remove offline copy of the function.
24937 2007-02-04 Jan Hubicka <jh@suse.cz>
24939 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24940 vectors might cause maybe_lookup_element_for_expr to be called
24941 on non-sra-candidate.
24943 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24945 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24946 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24947 spelling conventions.
24949 2007-02-04 Richard Guenther <rguenther@suse.de>
24951 PR middle-end/30636
24952 * fold-const.c (try_move_mult_to_index): Make sure to not
24953 overflow one dimension of a multi-dimensional array access.
24955 2007-02-04 Jan Hubicka <jh@suse.cz>
24957 * passes.c (init_optimization_passes): Reindent.
24959 2007-02-04 Jan Hubicka <jh@suse.cz>
24960 Eric Botcazou <ebotcazou@adacore.com>
24962 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24963 (execute_fixup_cfg): Break out the abnormal goto code.
24964 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24965 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24966 (optimize_inline_calls): Call make_nonlocal_label_edges.
24968 2007-02-04 Jan Hubicka <jh@suse.cz>
24970 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24971 true when something was changed.
24972 (rename_ssa_copies): When something was changed, do
24973 TODO_remove_unused_locals.
24974 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24975 add TODO_remove_unused_locals when instruction was removed.
24977 2007-02-04 Jan Hubicka <jh@suse.cz>
24979 * ipa-inline.c (try_inline): Improve debug output; work on already
24981 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24982 call try_inline for already inlined edges too when flattening;
24983 inline also functions that make callee growth but overall unit size
24986 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24988 * config/m32c/bitops.md, config/m32c/jump.md,
24989 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24990 config/m32r/m32r.h, config/m32r/m32r.md,
24991 config/m32r/predicates.md, config/m68hc11/larith.asm,
24992 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24993 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24994 config/mips/mips-protos.h, config/mips/mips.c,
24995 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24996 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24997 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24998 spelling conventions.
25000 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
25001 Follow spelling conventions.
25003 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
25005 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
25006 warn about C++0x compatibility.
25008 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
25010 * config/h8300/h8300.c, config/h8300/h8300.h,
25011 config/h8300/h8300.md: Follow spelling conventions.
25013 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
25015 PR middle-end/30667
25016 * combine.c (try_combine): Do not substitute source operand
25017 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
25019 2007-02-03 Jan Hubicka <jh@suse.cz>
25021 PR gcov-profile/30650
25022 * value-prof.c (stringop_block_profile): Fix handling of size counter;
25023 do not divide by zero for never executed counters.
25024 (tree_find_values_to_profile): Fix counters.
25025 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
25027 2007-02-03 Ian Lance Taylor <iant@google.com>
25029 * lower-subreg.c (simple_move_operand): New static function,
25030 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
25032 (simple_move): Call simple_move_operand.
25033 (find_decomposable_subregs): Add special handling of MEMs.
25034 (can_decompose_p): Rename from cannot_decompose_p. Reverse
25035 meaning of return value. If we see a hard register, test whether
25036 it can store a word_mode value. Change all callers.
25038 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25040 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
25041 ftrapv insns and expanders.
25042 (subdi3): Change define_expand operand 1 to arith11_operand, and
25043 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
25044 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
25045 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
25048 PR middle-end/30174
25049 * varasm.c (notice_global_symbol): Treat global objects as weak when
25050 flag_shlib is true.
25052 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25054 * emit-rtl.c (dconstpi): Delete.
25055 (dconstsqrt2): New.
25056 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25057 * real.h (dconstpi): Delete.
25058 (dconstsqrt2): New.
25059 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25060 (fold_builtin_hypot): Likewise.
25062 2007-02-03 Tom Tromey <tromey@redhat.com>
25065 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25066 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25068 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25070 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25071 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25072 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25073 config/rs6000/cell.md, config/rs6000/darwin.h,
25074 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25075 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25076 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25077 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25078 typos. Follow spelling conventions.
25079 * doc/invoke.texi: Follow spelling conventions.
25081 2007-02-03 Roger Sayle <roger@eyesopen.com>
25083 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25084 canonicalization transformations that attempt to simplify integer
25085 constant comparisons to become comparisons against zero.
25087 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25089 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25091 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25092 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25094 2007-02-02 Mike Stump <mrs@apple.com>
25096 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25097 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25098 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25099 generate a branch island.
25101 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25103 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25104 (xtensa_legitimate_address_p): New.
25105 (xtensa_legitimize_address): New.
25106 (xtensa_output_addr_const_extra): New.
25107 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25109 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25110 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25111 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25112 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25113 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25114 (xtensa_legitimize_address): New.
25115 (xtensa_output_addr_const_extra): New.
25117 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25119 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25121 2007-02-02 Ian Lance Taylor <iant@google.com>
25123 * expmed.c (expand_divmod): Add comment.
25125 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25127 * emit-rtl.c (renumber_insns): Remove.
25128 * flags.h: Remove the extern for flag_renumber_insns.
25129 * rtl.h: Remove the prototype for renumber_insns.
25130 * toplev.c (flag_renumber_insns): Remove.
25132 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25134 Revert for x86 darwin:
25135 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25137 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25138 code before the following patch under TARGET_MACHO.
25139 (ix86_function_value_regno_p): Likewise.
25141 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25143 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25146 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25149 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25150 loads to general or fp registers. Add comments.
25151 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25153 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25155 * pointer-set.c (insert_aux): Only return insertion slot.
25156 (pointer_set_insert): Adjust.
25157 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25158 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25159 pointer_map_traverse): New.
25160 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25161 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25162 pointer_map_contains, pointer_map_traverse): Declare.
25164 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25166 PR middle-end/30473
25167 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25168 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25170 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25172 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25174 (struct _dep): New type.
25175 (dep_t): New typedef.
25176 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25177 (DEP_STATUS): New access macro. The macro with the same name was
25178 renamed to DEP_LINK_STATUS.
25179 (dep_init): Declare function
25181 (struct _dep_link): New type.
25182 (dep_link_t): New typedef.
25183 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25184 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25185 (DEP_LINK_STATUS): New macro.
25186 (debug_dep_links): New debug function.
25188 (struct _deps_list): New type.
25189 (deps_list_t): New typedef.
25190 (DEPS_LIST_FIRST): New access macro.
25191 (FOR_EACH_DEP_LINK): New cycle macro.
25192 (create_deps_list, free_deps_list, delete_deps_list): Declare
25194 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25195 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25196 (copy_deps_list_change_con): Ditto.
25198 (move_dep_link): Declare function.
25200 (struct _dep_node): New type.
25201 (dep_node_t): New typedef.
25202 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25204 (struct haifa_insn_data.back_deps): New field to hold backward
25205 dependencies of the insn.
25206 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25208 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25209 Change its type to deps_list_t.
25210 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25211 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25212 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25214 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25216 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25218 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25220 (dep_cost): Declare.
25222 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25223 (ds_to_dk, dk_to_ds): New functions.
25225 (init_dep_1): New static function.
25226 (init_dep): New function.
25227 (copy_dep): New static function.
25229 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25231 (detach_dep_link): New static function.
25232 (move_dep_link): New function.
25234 (dep_links_consistent_p, dump_dep_links): New static functions.
25235 (debug_dep_links): New debugging function.
25237 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25239 (alloc_deps_list, init_deps_list): New static functions.
25240 (create_deps_list): New function.
25241 (clear_deps_list): New static function.
25242 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25243 (deps_list_consistent_p, dump_deps_list): New static functions.
25244 (debug_deps_list): New function.
25245 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25247 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25249 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25250 use new scheduler dependencies lists.
25251 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25252 (sched_analyze): Ditto. Initialize dependencies lists.
25253 (add_forw_dep, compute_forward_dependences): Update to use new
25254 scheduler dependencies lists.
25256 (init_dependency_caches): Init deps_obstack.
25257 (free_dependency_caches): Free deps_obstack.
25259 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25260 new scheduler dependencies lists.
25261 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25262 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25264 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25265 Update to use new scheduler dependencies lists.
25266 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25267 (debug_dependencies): Ditto.
25268 (schedule_region): Update comments.
25270 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25271 scheduler dependencies lists.
25272 (schedule_ebb): Update comments.
25274 * rtl.def (DEPS_LIST): Remove.
25276 * lists.c (unused_deps_list): Remove.
25277 (free_list): Update assertions.
25279 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25280 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25282 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25283 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25285 * haifa-sched.c (comments): Update.
25286 (insn_cost1): Remove. Inline the code into insn_cost ().
25287 (insn_cost): Update to use new scheduler dependencies lists. Move
25288 processing of the dependency cost to dep_cost ().
25289 (dep_cost): New function. Use it instead of insn_cost () when
25290 evaluating cost of the dependency. Use compatible interface to
25291 interact with the target.
25292 (priority): Update to use new scheduler dependencies lists.
25293 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25294 with greater number of insns that depend on the insn.
25295 (schedule_insn): Update to use new scheduler dependencies lists. Add
25296 code to free backward dependencies lists. Inline and optimize code
25297 from resolve_dep () - see PR28071.
25298 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25299 lists. Update call to targetm.sched.is_costly_dependence hook.
25301 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25302 scheduler dependencies lists.
25304 (resolve_dep): Remove. Move the logic to schedule_insn ().
25305 (init_h_i_d): Initialize dependencies lists.
25307 (process_insn_depend_be_in_spec): Rename to
25308 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25309 dependencies lists.
25310 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25311 Update to use new scheduler dependencies lists.
25312 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25314 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25315 new scheduler dependencies lists.
25316 (build_intra_loop_deps): Ditto.
25318 * target.h (struct _dep): Declare to use in
25319 gcc_target.sched.is_costly_dependence.
25320 (struct gcc_target.sched.adjust_cost): Fix typo.
25321 (struct gcc_target.sched.is_costly_dependence): Change signature to
25322 use single dep_t parameter instead of an equivalent triad.
25323 (struct gcc_target.sched.adjust_cost_2): Remove.
25325 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25327 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25329 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25331 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25333 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25334 (REG_DEP_TRUE): Document.
25336 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25337 Change signature to correspond to the targetm.sched.adjust_cost hook.
25338 Update use in TARGET_SCHED_ADJUST_COST_2.
25339 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25340 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25341 new scheduler dependencies lists.
25342 (ia64_gen_check): Ditto.
25344 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25345 scheduler dependencies lists.
25347 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25348 signature to correspond to the targetm.sched.is_costly_dependence hook.
25349 (is_costly_group): Update to use new scheduler dependencies lists.
25351 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25352 instead of INSN_COST () macro.
25354 2007-02-01 Ian Lance Taylor <iant@google.com>
25356 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25358 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25360 * pa.md (tp_load): Correct mfctl instruction syntax.
25362 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25364 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25365 altivec_padding_size calculation on AIX. Improve comment, add
25366 assert to verify that it's right.
25368 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25371 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25373 PR inline-asm/28686
25374 * global.c (global_alloc): Add mising initialization of
25377 2007-02-01 Roger Sayle <roger@eyesopen.com>
25379 * alias.c (init_alias_analysis): Correct whitespace.
25380 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25381 partition_hot_cold_basic_blocks): Likewise.
25382 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25383 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25384 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25385 fold_builtin_snprintf_chk, fold_builtin_printf,
25386 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25387 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25388 * cfgcleanup.c (cleanup_cfg): Likewise.
25389 * cfgexpand.c (tree_expand_cfg): Likewise.
25390 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25391 * function.c (get_next_funcdef_no): Likewise.
25392 * gengtype.c (main): Likewise.
25393 * genmodes.c (main): Likewise.
25394 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25395 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25396 * ifcvt.c (noce_emit_move_insn): Likewise.
25397 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25399 * stor-layout.c (get_best_mode): Likewise.
25400 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25401 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25402 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25403 perform_var_substitution, solve_graph): Likewise.
25404 * tree-vrp.c (vrp_finalize): Likewise.
25406 2007-02-01 Ian Lance Taylor <iant@google.com>
25408 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25409 high part of a paradoxical subreg, return a constant zero.
25411 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25413 * toplev.c (lang_dependent_init): Call init_set_costs.
25414 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25416 2007-02-01 Richard Guenther <rguenther@suse.de>
25418 PR middle-end/30656
25419 * fold-const.c (fold_negate_expr): Allow negating a
25420 constant if overflow does not change.
25422 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25424 * doc/c-tree.texi (Expression trees): Improve markup.
25425 * doc/tm.texi (Register Classes, Addressing Modes)
25426 (Floating Point): Fix spacing after abbreviations. Fix some
25429 2007-02-01 Ben Elliston <bje@au.ibm.com>
25431 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25432 * doc/contrib.texi: Likewise.
25433 * doc/install.texi: Likewise.
25435 2007-01-31 Richard Henderson <rth@redhat.com>
25436 Ian Lance Taylor <iant@google.com>
25438 * lower-subreg.c: New file.
25439 * rtl.def (CONCATN): Define.
25440 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25441 pass_lower_subreg2.
25442 * emit-rtl.c (update_reg_offset): New static function, broken out
25443 of gen_rtx_REG_offset.
25444 (gen_rtx_REG_offset): Call update_reg_offset.
25445 (gen_reg_rtx_offset): New function.
25446 * regclass.c: Revert patch of 2006-03-05, restoring
25448 (clear_reg_info_regno): New function.
25449 * dwarf2out.c (concatn_loc_descriptor): New static function.
25450 (loc_descriptor): Handle CONCATN.
25451 * common.opt (fsplit_wide_types): New option.
25452 * opts.c (decode_options): Set flag_split_wide_types when
25454 * timevar.def (TV_LOWER_SUBREG): Define.
25455 * rtl.h (gen_reg_rtx_offset): Declare.
25456 (reg_scan_update): Declare.
25457 * regs.h (clear_reg_info_regno): Declare.
25458 * tree-pass.h (pass_lower_subreg): Declare.
25459 (pass_lower_subreg2): Declare.
25460 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25461 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25462 -fsplit-wide-types.
25463 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25464 * Makefile.in (OBJS-common): Add lower-subreg.o.
25465 (lower-subreg.o): New target.
25467 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25469 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25471 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25474 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25476 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25478 PR middle-end/29335
25479 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25481 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25483 * cfgloop.h: Include vec-prim.h.
25484 (enum li_flags): Remove LI_ONLY_OLD.
25485 (loop_iterator): Changed.
25486 (fel_next, fel_init): Iterate over loop tree.
25487 (FOR_EACH_LOOP_BREAK): New macro.
25488 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25490 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25491 * modulo-sched.c (sms_schedule): Ditto.
25492 * tree-vectorizer.c (vectorize_loops): Ditto.
25493 * doc/loop.texi: Update information on loop numbering and behavior of
25494 FOR_EACH_LOOP wrto new loops.
25495 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25496 add_to_evolution_1): Test nestedness of loops instead of comparing
25498 * tree-chrec.c (chrec_fold_plus_poly_poly,
25499 chrec_fold_multiply_poly_poly, chrec_evaluate,
25500 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25501 reset_evolution_in_loop): Ditto.
25502 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25504 2007-01-31 Dirk Mueller <dmueller@suse.de>
25506 * c-common.c (warn_about_parentheses): Separate warning about
25507 un-parenthized sequence of comparison operators from the one
25508 which is supposed to warn about x <= y <= z.
25510 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25512 * optabs.h (enum optab_index): Add new OTI_isinf.
25513 (isinf_optab): Define corresponding macro.
25514 * optabs.c (init_optabs): Initialize isinf_optab.
25515 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25517 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25518 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25520 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25521 expand_builtin_interclass_mathfn.
25522 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25523 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25524 (fxam<mode>2_i387): New insn pattern.
25525 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25526 built-in functions as x87 inline asm.
25528 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25530 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25532 2007-01-30 Eric Christopher <echristo@apple.com>
25534 * config.gcc: Add geode.
25536 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25538 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25539 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25540 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25541 value-prof.c: Fix comment typos.
25543 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25546 * doc/invoke.texi (Wpointer-arith): Document warning.
25548 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25550 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25551 the list of discrepancies from the draft TR.
25553 2007-01-30 Dirk Mueller <dmueller@suse.de>
25556 * doc/invoke.texi (-Wreturn-type): Update description to
25557 match new behavior.
25559 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25561 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25563 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25565 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25566 to handle optabs that operate on floating point input argument and
25567 output to integer output.
25568 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25569 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25570 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25571 expand_builtin_interclass_mathfn ().
25572 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25573 (ilogbsi2): Remove.
25574 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25575 ilogbl built-in functions as x87 intrinsics.
25577 2007-01-30 Richard Guenther <rguenther@suse.de>
25579 PR middle-end/27657
25580 * dwarf2out.c (reference_to_unused): Query varpool if the
25581 variable was output.
25583 2007-01-30 Richard Guenther <rguenther@suse.de>
25585 PR middle-end/30313
25586 * passes.c (execute_one_pass): Reset in_gimple_form to not
25587 confuse non-unit-at-a-time mode.
25589 2007-01-29 Roger Sayle <roger@eyesopen.com>
25590 Richard Guenther <rguenther@suse.de>
25592 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25593 avoid undefined behaviour on overflow. Use force_fit_type_double
25594 to construct the constant with the specified TREE_OVERFLOW.
25596 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25598 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25599 * config/dfp-bit.h: Ditto.
25601 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25603 * c-decl.c (pop_scope): Replace warnings with call to
25604 warn_for_unused_label.
25605 * c-common.h (warn_for_unused_label): Declare.
25606 * c-common.c (warn_for_unused_label): Define.
25608 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25610 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25613 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25615 * Makefile.in (USER_H): Remove decfloat.h.
25616 * ginclude/decfloat.h: Delete, moving contents to ...
25617 * ginclude/float.h: Add support for decimal floating point,
25618 guarded by __STDC_WANT_DEC_FP__.
25620 2007-01-29 Mike Stump <mrs@apple.com>
25622 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25623 Analysis and Representation to resolve case insensitive conflict.
25624 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25626 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25628 * tree.h (struct tree_memory_tag): Add aliases member.
25629 (MTAG_ALIASES): New macro.
25630 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25631 (add_may_alias): Remove pointer-set. Update for may_aliases being
25633 (mark_aliases_call_clobbered): Update for may_aliases being a
25635 (compute_tag_properties): Ditto.
25636 (create_partition_for): Ditto.
25637 (compute_memory_partitions): Ditto.
25638 (dump_may_aliases_for): Ditto.
25639 (is_aliased_with): Ditto.
25640 (add_may_alias_for_new_tag): Ditto.
25641 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25642 (compute_is_aliased): New function.
25643 (compute_may_aliases): Call compute_is_aliased).
25644 (init_alias_info): Initialize alias_bitmap_obstack.
25645 (union_alias_set_into): New function.
25646 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25647 (have_common_aliases_p): Rewrite to take two bitmaps and use
25649 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25650 Update for bitmaps.
25651 (finalize_ref_all_pointers): Update for add_may_alias changes.
25652 (new_type_alias): Ditto.
25653 * tree-flow-inline.h (may_aliases): Return a bitmap.
25654 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25655 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25656 may_aliases being a bitmap.
25657 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25658 may_aliases now returns a bitmap.
25659 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25661 * tree-ssa-operands.c (add_virtual_operand): Update for
25662 may_aliases being a bitmap.
25664 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25666 PR tree-optimization/30630
25667 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25668 variable as changed.
25670 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25673 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25674 expanded only once even if an error occurs.
25676 2007-01-29 Ben Elliston <bje@au.ibm.com>
25678 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25679 (__gcov_average_profiler): Likewise.
25680 (__gcov_ior_profiler): Likewise.
25681 (__gcov_merge_ior): Likewise.
25683 2007-01-28 Jan Hubicka <jh@suse.cz>
25685 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25686 * value-prof.c (stringop_block_profile): Likewise.
25688 2007-01-28 Jan Hubicka <jh@suse.cz>
25690 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25691 Add variant handling histograms; add wrapper.
25692 (clear_storage_via_libcall): Export.
25693 (emit_block_move_hints): Break out from ...; add histograms.
25694 (emit_block_move): ... this one.
25695 (clear_storage_hints): Break out from ...; add histograms.
25696 (clear_storage): ... this one.
25697 (set_storage_via_memset): Handle histogram.
25698 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25699 (clear_storage_hints, clear_storage_via_libcall): Declare.
25700 (set_storage_via_setmem): Update prototype.
25701 * doc/md.texi (movmem, setmem): Document new arguments.
25703 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25704 Add new histograms.
25705 (stringop_block_profile): New global function.
25706 (tree_stringops_values_to_profile): Profile block size and alignment.
25707 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25709 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25710 (stringop_block_profile): Declare.
25711 * builtins.c: Include value-prof.h.
25712 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25713 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25714 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25715 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25716 * profile.c (instrument_values): Add new counters.
25717 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25719 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25720 (tree_init_edge_profiler): Build new profilers.
25721 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25722 (pass_tree_profile): Add dump.
25723 (tree_profile_hooks): Update.
25724 * Makefile.in (LIBGCOV): Add new constants.
25725 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25726 __gcov_ior_profiler): New.
25727 * i386.md (movmem/setmem expanders): Add new optional arguments.
25729 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25731 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25733 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25735 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25736 (tree_unswitch_single_loop): Pass eni_size_weights to
25737 tree_num_loop_insns.
25738 * tree-ssa-loop-manip.c: Include tree-inline.h.
25739 (can_unroll_loop_p): Pass eni_size_weights to
25740 tree_num_loop_insns.
25741 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25742 Pass eni_size_weights to estimate_num_insns.
25743 * tree.h (init_inline_once): Export.
25744 * toplev.c (backend_init): Call init_inline_once.
25745 * cgraphunit.c (cgraph_process_new_functions,
25746 cgraph_analyze_function): Pass eni_inlining_weights to
25747 estimate_num_insns.
25748 * ipa-inline.c (compute_inline_parameters): Ditto.
25749 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25750 to estimate_num_insns.
25751 (try_unroll_loop_completely): Pass eni_size_weights to
25752 tree_num_loop_insns.
25753 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25754 ot estimate_num_insns.
25755 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25756 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25757 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25758 eni_time_weights): New variables.
25759 (init_inline_once): Initialize them.
25760 (struct eni_data): Mew.
25761 (estimate_num_insns_1, estimate_num_insns): Use weights.
25762 * tree-inline.h (struct eni_weights_d): New.
25763 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25764 (estimate_num_insns): Declaration changed.
25765 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25766 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25767 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25769 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25771 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25772 relations in the conflict function is valid.
25774 2007-01-27 Ian Lance Taylor <iant@google.com>
25776 * common.opt: Add fstrict-overflow.
25777 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25778 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25779 (TYPE_OVERFLOW_UNDEFINED): Define.
25780 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25782 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25783 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25784 (fold_negate_expr): Likewise.
25785 (make_range): Likewise.
25786 (extract_muldiv_1): Likewise.
25787 (maybe_canonicalize_comparison): Likewise.
25788 (fold_comparison): Likewise.
25789 (fold_binary): Likewise.
25790 (tree_expr_nonnegative_p): Likewise.
25791 (tree_expr_nonzero_p): Likewise.
25792 * tree-vrp.c (compare_values): Likewise.
25793 (extract_range_from_binary_expr): Likewise.
25794 (extract_range_from_unary_expr): Likewise.
25795 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25797 (nowrap_type_p): Likewise.
25798 * tree-scalar-evolution.c (simple_iv): Likewise.
25799 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25800 (build_range_check): Likewise.
25801 (extract_muldiv_1): Likewise.
25802 (fold_comparison): Likewise.
25803 * tree-vrp.c (vrp_int_const_binop): Likewise.
25804 (extract_range_from_unary_expr): Likewise.
25805 * convert.c (convert_to_integer): Likewise.
25806 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25807 (fold_comparison): Likewise.
25808 (fold_binary): Likewise.
25809 * optabs.c (optab_for_tree_code): Likewise.
25810 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25811 * simplify-rtx.c (simplify_const_relational_operation): Check
25812 flag_strict_overflow and flag_trapv.
25813 (simplify_const_relational_operation): Likewise.
25814 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25815 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25818 2007-01-27 Roger Sayle <roger@eyesopen.com>
25820 * tree.c (tree_fold_gcd): Delete.
25821 * tree.h (tree_fold_gcd): Remove prototype.
25822 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25823 test whether one constant integer is a multiple of another. Instead
25824 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25825 * fold-const.c (multiple_of_p): We've determined both TOP and
25826 BOTTOM are integer constants so we can call int_const_binop directly
25827 instead of the more generic const_binop.
25829 2007-01-27 Roger Sayle <roger@eyesopen.com>
25831 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25832 1*X check that the constant hasn't overflowed, to preserve the
25834 (round_up): Provide an efficient implementation when rouding-up an
25835 INTEGER_CST to a power-of-two.
25837 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25839 * doc/sourcebuild.texi: Add comma for clarity.
25840 * doc/extend.texi: Fix some typos.
25841 * doc/passes.texi: Likewise.
25842 * doc/cppinternals.texi: Likewise.
25843 * doc/c-tree.texi: Likewise.
25844 * doc/tree-ssa.texi: Likewise.
25845 * doc/install.texi: Likewise.
25847 2007-01-27 Jan Hubicka <jh@suse.cz>
25849 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25850 (pass_sra): Do not require alias information.
25851 * passes.c (init_optimization_passes): Add SRA
25853 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25855 * tracer.c (rest_of_handle_tracer): We already cleaned
25856 up the CFG in tracer() so don't do it here again.
25857 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25858 cleanup_cfg here, either. And don't call renumber_insns.
25860 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25861 and BB_HEAD are in the insn stream here. Instead make sure
25862 that BB_INSN is valid on all insns. Also, do check here that
25863 there are no pending branch predictions...
25864 (rtl_verify_flow_info): ...instead of doing it here. Checks
25865 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25868 2007-01-26 Roger Sayle <roger@eyesopen.com>
25870 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25871 function to simplify/factorize operand order canonicalization.
25872 (ix86_fixup_binary_operands): Reorganize using the above function.
25873 (ix86_binary_operator_ok): Likewise.
25875 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25877 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25878 file scope from optimize_attrs.
25879 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25881 (optimize_attrs): Clear insn_code_values after freeing it.
25883 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25885 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25886 a parts.base assignment.
25888 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25890 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25891 (compute_subscript_distance, initialize_data_dependence_relation,
25892 finalize_ddr_dependent, analyze_ziv_subscript,
25893 analyze_siv_subscript_cst_affine,
25894 compute_overlap_steps_for_affine_univar,
25895 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25896 analyze_siv_subscript, analyze_miv_subscript,
25897 analyze_overlapping_iterations, subscript_dependence_tester_1,
25898 compute_self_dependence, free_dependence_relation): Work
25899 with affine_fn instead of chrecs.
25900 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25901 common_affine_function, affine_function_base,
25902 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25903 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25904 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25905 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25906 (all_chrecs_equal_p): Removed.
25907 * tree-data-ref.h (affine_fn, conflict_function): New types.
25908 (struct subscript): Change type of conflicting_iterations_in_a
25909 and conflicting_iterations_in_b.
25911 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25914 * config/pa/pa.h (TARGET_HPUX_11): New.
25915 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25916 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25918 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25919 Richard Guenther <rguenther@suse.de>
25921 * tree-ssa-structalias.c (solve_graph): Handle case
25922 we merged the variable to another.
25924 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25926 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25929 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25930 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25932 2007-01-25 DJ Delorie <dj@redhat.com>
25934 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25935 allow changes to modes which don't fit in those registers.
25937 * reload1.c (choose_reload_regs): Check for invalid subregs before
25938 computing their locations, not after.
25940 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25943 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25944 save Altivec registers in an eh_return function.
25945 (compute_vrsave_mask): Likewise.
25946 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25947 for saving Altivec registers.
25948 (rs6000_emit_prologue): Don't allocate stack twice in
25949 eh_return function. Correct expected value of altivec_save_offset
25950 when using save_world. Describe save of R0 to stack when using
25951 save_world. Describe stack pointer adjustment when using
25952 save_world. Remove duplicated eh_return parameter register saving.
25953 Update sp_offset variable after save_world.
25954 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25956 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25957 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25960 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25962 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25964 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25967 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25968 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25970 2007-01-25 Richard Guenther <rguenther@suse.de>
25972 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25973 * common.opt (-Wcoverage-mismatch): New warning option.
25974 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25975 if -Wcoverage-mismatch is given.
25977 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25979 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25980 (ipcp_driver): Change to static definition.
25981 Add dumping of the ifunctions.
25982 (constant_val_insert): Remove unused parameter. Support for SSA.
25983 (ipcp_propagate_const): Support for SSA.
25984 (ipcp_profile_bb_print): Print only analyzed nodes.
25985 (ipcp_replace_map_create): Remove support for Fortran constant
25987 * ipa-prop.c (ipa_method_modify_stmt,
25988 ipa_callsite_compute_param): Support for SSA.
25989 * ipa-prop.h (ipcp_driver): Remove declaration.
25990 (IS_VALID_TREE_MAP_INDEX): Add define.
25992 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25994 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25996 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25998 PR middle-end/30447
25999 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
26000 constant argument to cabs and do it without checking for
26001 -funsafe-math-optimizations.
26003 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
26005 * c-common.h (RID_FIRST_CXX0X): New.
26006 (RID_LAST_CXX0X): New.
26007 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
26009 * c.opt (Wc++0x-compat): New.
26010 * doc/invoke.texi (-Wc++0x-compat): Document.
26012 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26014 * builtins.c (fold_builtin_carg): New.
26015 (fold_builtin_1): Use it.
26017 2007-01-24 Jan Hubicka <jh@suse.cz>
26019 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
26021 * ipa-inline.c (initial_insns, max_insns): Delete.
26022 (compute_max_insns): New function.
26023 (cgraph_decide_inlining_of_small_function): Use it; take minimal
26024 amount of insns as base for code growth.
26025 (cgraph_decide_inlining): Make initial_insns local; do not compute
26027 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
26028 * doc/invoke.texi (inline-unit-growth): Update docs.
26030 2007-01-24 Jakub Jelinek <jakub@redhat.com>
26032 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
26033 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
26034 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
26035 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
26036 for CPUs that have PTA_CX16 set.
26038 PR middle-end/27416
26039 * gimplify.c (omp_check_private): New function.
26040 (gimplify_scan_omp_clauses): Use it for
26041 firstprivate/lastprivate/reduction.
26043 PR middle-end/30494
26044 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
26045 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
26047 PR middle-end/30421
26048 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
26049 If lower_lastprivate_clauses emits some statements, append them
26050 to dlist rather than body_p and to body_p append an initializer.
26051 (lower_omp_for): Adjust caller.
26053 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26055 * target.h (globalize_decl_name): New.
26056 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26057 * output.h (default_globalize_decl_name): New.
26058 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26060 (globalize_decl): Ditto.
26061 (default_globalize_decl_name): New.
26062 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26063 (ia64_handle_version_id_attribute): New.
26064 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26065 (ia64_asm_output_external): Use globalize_decl_name instead
26066 of globalize_label.
26067 * doc/extend.texi (version_id): New pragma.
26068 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26070 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26072 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26073 _uleb128_t and _Unwind_SWord with _sleb128_t.
26074 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26075 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26077 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26078 * unwind-pe.h (read_uleb128, read_sleb128,
26079 read_encoded_value_with_base): Likewise.
26080 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26082 2007-01-24 Richard Guenther <rguenther@suse.de>
26084 * builtins.c (expand_builtin_cexpi): Get the fndecl
26085 for cexp in the correct way.
26087 2007-01-24 Jan Hubicka <jh@suse.cz>
26089 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26092 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26094 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26095 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26096 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26097 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26098 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26099 __SIZEOF_PTRDIFF_T__.
26100 * doc/cpp.texi: Documentation for the new builtin macros added.
26102 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26104 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26105 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26106 instead of operands[2] to avoid access past the end of array.
26108 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26110 * reload1.c (emit_reload_insns): Pass the reload register
26111 for a non-spill output reload through forget_old_reloads_1.
26113 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26115 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26116 _SOFT_DOUBLE if doubles use software floating-point.
26117 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26118 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26119 * config/rs6000/darwin-ldouble.c: Also compile functions for
26120 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26121 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26122 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26123 commented-out long double override.
26124 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26125 * config/rs6000/eabispe.h: Likewise.
26126 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26127 long double for non-SPE.
26128 (rs6000_handle_option): Likewise.
26129 (invalid_e500_subreg): Disallow more subregs involding DImode,
26130 DFmode, TImode or TFmode.
26131 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26133 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26135 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26136 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26138 (rs6000_legitimate_address): Also check for TFmode for E500
26140 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26141 (spe_build_register_parallel): Handle TFmode and TCmode.
26142 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26144 (function_arg): Handle TFmode and TCmode for E500 double.
26145 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26147 (print_operand): Handle TFmode and TImode for %y.
26148 (rs6000_generate_compare): Handle TFmode comparisons for E500
26150 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26151 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26152 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26153 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26154 TFmode for E500 double.
26155 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26156 (floatsidf2): Enable for E500 double.
26157 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26158 (extenddftf2): Change to extenddftf2_fprs.
26159 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26160 depending on TARGET_E500_DOUBLE.
26161 (extendsftf2): Enable for E500 double.
26162 (trunctfdf2): Enable for E500 double.
26163 (trunctfsf2): Change to trunctfsf2_fprs.
26164 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26165 depending on TARGET_E500_DOUBLE.
26166 (floatsitf2): Enable for E500 double.
26167 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26168 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26169 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26170 (negtf2): Change to negtf2_internal.
26171 (negtf2): New expander.
26172 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26173 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26174 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26175 (movdi_internal32): Use rs6000_nonimmediate_operand.
26176 (unnamed splitter): Likewise.
26177 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26178 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26179 (SPE64TF, DITI): New mode macros.
26180 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26183 (frob_<mode>_di_2): New.
26184 (frob_tf_di_8_2): New.
26185 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26187 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26189 (frob_ti_<mode>_8_2): New.
26190 (frob_ti_tf_2): New.
26191 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26192 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26194 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26195 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26196 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26197 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26198 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26199 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26202 2007-01-23 Ian Lance Taylor <iant@google.com>
26204 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26206 (OBJS-archive): Reformat, alphabetize.
26207 (OBJS): Change out_object_file to OBJS-md.
26209 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26211 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26212 JUMP_P and CALL_P predicates where applicable.
26213 * config/i386/i386.c: Ditto.
26214 * config/i386/i386.md: Ditto.
26215 * config/i386/mmx.md: Ditto.
26216 * config/i386/predicates.md: Ditto.
26218 2007-01-22 Andreas Schwab <schwab@suse.de>
26220 * config/m68k/m68k.h: Fix comment.
26222 2007-01-22 Jan Hubicka <jh@suse.cz>
26224 * passes.c (init_optimization_passes): Do not rerun
26225 pass_early_warn_uninitialized.
26227 2007-01-22 Richard Guenther <rguenther@suse.de>
26229 PR tree-optimization/30038
26230 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26232 (execute_cse_sincos_1): Likewise.
26233 (execute_cse_sincos): Likewise.
26234 (gate_cse_sincos): Likewise.
26235 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26236 the cexpi() canonicalization of sincos().
26237 * tree-pass.h (pass_cse_sincos): Declare.
26238 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26240 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26242 PR rtl-optimization/29329
26243 * combine.c (replaced_rhs_insn): Rename to i2mod.
26244 (replaced_rhs_value): Rename to i2mod_new_rhs.
26245 (i2mod_old_rhs): New global variable.
26246 (combine_instructions): Adjust for above change. Save a copy of
26247 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26248 note are substituted in the second instruction.
26249 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26250 ditch the note if it pertains to the second eliminated register
26251 and this register is mentioned in i2mod_old_rhs.
26254 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26256 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26257 the insn to which the note was originally attached.
26259 2007-01-21 Jan Hubicka <jh@suse.cz>
26261 * ipa-inline.c (inlining_mode): Comment, move up.
26262 (cgraph_decide_inlining_incrementally): Do not perform inlining
26263 itself; fix handling of flattening of self recursive functions.
26264 (cgraph_find_cycles): Remove.
26265 (cgraph_flatten_node): Remove.
26266 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26267 (try_inline): New function.
26268 (cgraph_early_inlining): Update call of
26269 cgraph_decide_inlining_incrementally. Apply inlining here.
26270 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26272 2007-01-21 Dirk Mueller <dmueller@suse.de>
26275 * tree-vrp.c (check_array_bounds): do not warn
26276 about ADDR_EXPR's of ARRAY_REF's which are immediately
26277 used in binary expressions.
26279 2007-01-21 Ira Rosen <irar@il.ibm.com>
26281 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26282 read_write_dep and macros for its access.
26283 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26284 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26285 argument, call vect_check_interleaving for every independent pair of
26286 data-refs. Mark loads that access the same memory location as a store
26288 (vect_check_dependences): Remove.
26289 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26290 call, fix the call to vect_analyze_data_ref_dependence.
26291 (vect_analyze_data_ref_access): For statements that access the same
26292 data-ref, check that they are not stores; for loads, check that there
26293 is no store that access the same location.
26295 2007-01-20 Roger Sayle <roger@eyesopen.com>
26296 Joseph Myers <joseph@codesourcery.com>
26298 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26299 (-fdump-rtl-stack): Likewise.
26300 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26301 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26302 (-mpt-fixed): Use @minus{} for minus sign.
26303 (Using Precompiled Headers): Fix under/overfull hbox.
26305 2007-01-20 Jan Hubicka <jh@suse.cz>
26307 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26308 place within annotation.
26310 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26312 * pa.c (output_move_double): Change array size of xoperands to 4.
26314 2007-01-20 Jan Hubicka <jh@suse.cz>
26316 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26319 2007-01-19 Ian Lance Taylor <iant@google.com>
26321 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26322 constant to unsigned HOST_WIDE_INT before negating.
26324 2007-01-19 Ian Lance Taylor <iant@google.com>
26326 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26328 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26329 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26330 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26331 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26332 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26333 (realloc_vdef, realloc_vuse): Change second parameter to
26335 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26336 fields to unsigned.
26337 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26338 unsigned. Change x and lim locals to unsigned.
26339 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26341 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26342 (copy_virtual_operands): Change i and n locals to unsigned.
26344 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26346 PR middle-end/29335
26347 * builtins.c (fold_builtin_1): Handle builtin fdim.
26349 2007-01-20 Jan Hubicka <jh@suse.cz>
26351 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26352 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26353 init_alias_heapvars.
26354 (init_alias_heapvars): Initialize only when not already initialized.
26355 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26357 2007-01-19 Roger Sayle <roger@eyesopen.com>
26359 * common.opt (fsigned-zeros): New command line option.
26360 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26361 of flag_unsafe_math_optimizations.
26362 * opts.c (set_fast_math_flags): The -ffast-math command line option
26363 implies -fno-signed-zeros.
26364 (fast_math_flags_set_p): Likewise.
26366 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26367 the documentation of -ffast-math appropriately. Wrap long lines.
26369 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26371 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26372 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26374 2007-01-19 Tomas Bily <tbily@suse.cz>
26376 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26378 (tree_init_ic_make_global_vars): New function
26379 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26380 (tree_gen_ic_profiler): New function
26381 (tree_gen_ic_func_profiler): New function
26382 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26383 (tree_profile_hooks): Added hook for indirec/virtual calls
26384 * value-prof.c (tree_find_values_to_profile): New case for
26386 (tree_values_to_profile): Call for determining indirect/virtual
26388 (tree_indirect_call_to_profile): New function
26389 (tree_ic_transform): New function
26390 (tree_ic): New function
26391 (find_func_by_pid): New function
26392 (init_pid_map): New function
26393 (tree_value_profile_transformations): Added check for
26394 indirect/virtual call transformation
26395 * value-prof.h (enum hist_type): New counter type for
26396 indirect/virtual calls
26397 (profile_hooks): Added new hook for profiling indirect/virtual
26399 * profile.c (instrument_values): New case for indirect/virtual
26401 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26402 (GCOV_COUNTER_V_INDIR): New counter type
26403 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26404 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26406 * cgraph.c: Definition of cgraph_max_pid
26407 (cgraph_create_node): Default init of pid attribute
26408 * cgraph.h: Declaration of cgraph_max_pid
26409 (struct cgraph_node): Added pid attribute
26410 * libgcov.c (__gcov_indirect_call_profiler): New function
26411 (__gcov_one_value_profiler_body): New function
26412 (__gcov_one_value_profiler): Body was moved to
26413 __gcov_one_value_profiler_body and calls it
26415 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26417 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26418 * gengtype.c (write_types_data, write_func_for_structure,
26419 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26420 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26421 (walk_type, write_func_for_structure): Generate the mark_hook if
26424 2007-01-19 Jan Hubicka <jh@suse.cz>
26426 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26427 'early' argument take inlining mode argument specifying whether to
26428 inline for size/speeed or all functions; add support for flattening;
26430 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26432 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26435 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26436 the name of the declared identifier.
26438 2007-01-19 Dirk Mueller <dmueller@suse.de>
26440 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26441 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26442 duplicate evaluation.
26444 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26446 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26447 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26448 to XFMode, use acosxf2 and truncate result to requested mode.
26449 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26450 (asin<mode>2): Similarly, with asin expanders.
26451 (*fscalexf4_i387): Rename from *fscalexf4.
26452 (expNcorexf3): New expander.
26453 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26454 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26455 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26456 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26457 patterns for SSE math.
26458 (exp10<mode>2): Similarly, with exp10 expanders.
26459 (exp2<mode>2): Similarly, with exp2 expanders.
26460 (expm1<mode>2): Similarly, with expm1 expanders.
26461 (ldexp<mode>3): Similarly, with ldexp expanders.
26462 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26463 Use gen_truncxf<mode>2_i387_noop to truncate result.
26465 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26467 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26468 for ColdFire targets.
26470 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26471 Richard Sandiford <richard@codesourcery.com>
26473 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26474 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26475 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26476 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26477 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26478 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26480 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26482 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26483 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26484 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26485 (*adddi_dilshr32_cf): New pattern.
26486 (adddi3, subdi3): Remove first alternatives.
26488 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26490 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26491 implemented using move.l, do not use its cc result for floating-point
26494 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26496 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26497 from accepting 's' constraints if flag_pic.
26499 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26501 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26502 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26503 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26504 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26506 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26508 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26509 ColdFire alternatives.
26510 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26511 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26512 architectures that support ff1 instruction.
26514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26515 Julian Brown <julian@codesourcery.com>
26517 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26518 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26519 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26522 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26524 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26526 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26527 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26528 HOST_WIDE_INT instead of an rtx.
26529 (m68k_rtx_costs): Update call accordingly.
26530 (output_move_const_into_data_reg): Likewise. Fix formatting.
26531 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26533 (output_move_simode_const): Update calls after above changes.
26534 Rework to use automatic variables and predicates like MEM_P.
26535 * config/m68k/m68k.md (pushexthisi_const): Update call to
26538 2007-01-19 Dirk Mueller <dmueller@suse.de>
26540 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26541 in dump_flags test.
26543 2007-01-19 Richard Guenther <rguenther@suse.de>
26545 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26546 via cexp in case sincos is not available.
26548 2007-01-19 Richard Guenther <rguenther@suse.de>
26550 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26551 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26552 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26553 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26554 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26555 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26556 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26557 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26559 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26561 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26563 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26564 (atan2xf3): Directly generate RTL pattern.
26565 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26566 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26567 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26568 disable patterns for SSE math.
26569 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26570 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26571 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26572 disable patterns for SSE math.
26574 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26576 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26578 2007-01-18 Roger Sayle <roger@eyesopen.com>
26580 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26581 VIEW_CONVERT_EXPR to the same type as it's operand.
26583 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26585 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26586 configured for long double 128.
26588 2007-01-18 Mike Stump <mrs@apple.com>
26590 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26593 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26595 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26598 2007-01-18 Jan Hubicka <jh@suse.cz>
26600 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26601 greater than NUM_VOP_FREE_BUCKETS.
26603 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26605 * tree-ssa-structalias.c: Update comments.
26606 (ptabitmap_obstack): Removed.
26607 (pta_obstack): New.
26608 (oldpta_obstack): Ditto.
26609 (stats): Add a few members.
26610 (struct variable_info): Remove node, complex, address_taken, and
26611 indirect_target members. Add oldsolution member.
26612 (new_var_info): Do not initialize removed members.
26613 (constraint_expr_type): Remove INCLUDES.
26614 (constraint_graph): Add size, implicit_preds, rep,
26615 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26616 (FIRST_REF_NODE): New macro.
26617 (LAST_REF_NODE): Ditto.
26618 (FIRST_ADDR_NODE): Ditto.
26619 (find): New function.
26621 (dump_constraint): Do not handle INCLUDES.
26622 (insert_into_complex): Do not insert duplicate constraints.
26623 (condense_varmap_nodes): Renamed and rewritten into ...
26624 (merge_node_constraints): This. Also fix bug in handling of
26625 offseted copy constraints.
26626 (clear_edges_for_node): No longer need to deal with preds at all,
26627 or removing associated preds/succs.
26628 (merge_graph_nodes): Deal with indirect_cycles.
26629 Don't deal with predecessors.
26630 (add_implicit_graph_edge): New function.
26631 (add_pred_graph_edge): Ditto.
26632 (add_graph_edge): Don't deal with predecessors.
26633 (build_constraint_graph): Removed.
26634 (build_pred_graph): New function.
26635 (build_succ_graph): Ditto.
26636 (struct scc_info): Removed in_component. Added roots, dfs, and
26637 node_mapping. Remove visited_index, unification_queue.
26638 (scc_visit): Deal with union-find we do now.
26639 Deal with cycles with REF nodes.
26640 (collapse_nodes): Renamed and rewritten to ...
26641 (unify_nodes): This.
26642 (process_unification_queue): Removed.
26643 (topo_visit): Cleanup
26644 (do_da_constraint): Use find.
26645 (do_sd_constraint): Ditto.
26646 (do_ds_constraint): Ditto.
26647 (do_complex_constraint): Ditto.
26648 (init_scc_info): Update for removed and added members.
26649 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26650 (find_indirect_cycles): This.
26651 (equivalence_class): New variable.
26652 (label_visit): New function.
26653 (perform_variable_substitution): Rewritten.
26654 (free_var_substitution_info): New function.
26655 (find_equivalent_node): Ditto.
26656 (move_complex_constraints): Ditto.
26657 (eliminate_indirect_cycles): Ditto.
26658 (solve_graph): Only propagate changed bits.
26659 Use indirect cycle elimination.
26661 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26662 (tree_id_eq): Renamed to ...
26663 (tree_vi_eq): This. Update for member change
26664 (insert_id_for_tree): Renamed and rewritten to ...
26665 (insert_vi_for_tree): This.
26666 (lookup_id_for_tree): Renamed and rewritten to ...
26667 (lookup_vi_for_tree): This.
26668 (get_id_for_tree): Renamed and rewritten to ...
26669 (get_vi_for_tree): Ditto.
26670 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26671 (process_constraint): Don't handle INCLUDES.
26672 Remove special ADDRESSOF case.
26673 (find_func_aliases): Rewrite to use vi functions instead of id
26675 (create_function_info_for): Ditto.
26676 (create_variable_info_for): Ditto.
26677 (intra_create_variable_infos): Ditto.
26678 (merge_smts_into): Ditto.
26679 (find_what_p_points_to): Ditto.
26680 (init_base_vars): Ditto.
26681 (init_alias_vars): Ditto.
26682 (remove_preds_and_fake_succs): New function.
26683 (dump_sa_points_to_info): Dump new stats.
26684 (dump_solution_for_var): Use find.
26685 (set_used_smts): Fix formatting.
26686 (compute_points_to_sets): Updated for new functions.
26687 (ipa_pta_execute): Ditto.
26689 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26690 Richard Sandiford <richard@codesourcery.com>
26692 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26694 * calls.c (expand_call): If the return value is a PARALLEL,
26695 extract its first member.
26696 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26697 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26698 use FUNCTION_EXTRA_EPILOGUE.
26699 (m68k_function_value): Return a PARALLEL if the return value
26700 is of a pointer type.
26701 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26702 (FUNCTION_EXTRA_EPILOGUE): Remove.
26703 * config/m68k/m68k.md (D0_REG): New constant.
26705 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26707 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26708 output a NOP for empty epilogues.
26710 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26712 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26713 before function. Extend register save check to include all
26714 registers, not just integer ones.
26716 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26718 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26719 (m68k_use_return_insn): ...this.
26720 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26721 * config/m68k/m68k.c (use_return_insn): Rename to...
26722 (m68k_use_return_insn): ...this.
26723 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26724 of USE_RETURN_INSN.
26726 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26728 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26729 nearest even, fix denormal rounding overflow.
26731 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26733 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26734 f%$smove and f%$move.
26735 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26736 (extendsfdf2_cf): Use fdmove instead of f%&move.
26737 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26738 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26742 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26745 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26747 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26748 (coldfire_single_format): Declare.
26749 (coldfire_double_format): Likewise.
26750 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26751 of qnan_msb_set to determine the lower bits of a canonical
26753 (encode_ieee_double): Likewise.
26754 (encode_ieee_quad): Likewise.
26755 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26756 (mips_single_format): Likewise.
26757 (ieee_double_format): Likewise.
26758 (mips_double_format): Likewise.
26759 (ieee_extended_motorola_format): Likewise.
26760 (ieee_extended_intel_96_format): Likewise.
26761 (ieee_extended_intel_128_format): Likewise.
26762 (ieee_extended_intel_96_round_53_format): Likewise.
26763 (ibm_extended_format): Likewise.
26764 (mips_extended_format): Likewise.
26765 (ieee_quad_format): Likewise.
26766 (mips_quad_format): Likewise.
26767 (vax_f_format): Likewise.
26768 (vax_d_format): Likewise.
26769 (vax_g_format): Likewise.
26770 (i370_single_format): Likewise.
26771 (i370_double_format): Likewise.
26772 (decimal_single_format): Likewise.
26773 (decimal_double_format): Likewise.
26774 (decimal_quad_format): Likewise.
26775 (c4x_single_format): Likewise.
26776 (c4x_extended_format): Likewise.
26777 (real_internal_format): Likewise.
26778 (coldfire_single_format): New real_format.
26779 (coldfire_double_format): Likewise.
26780 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26781 canonical_nan_lsbs_set.
26782 (pdp11_d_format): Likewise.
26783 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26784 if TARGET_COLDFIRE_CPU.
26786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26788 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26789 (output_call, m68k_legitimize_call_address): Declare.
26790 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26791 parenthesees. Add support for a 'W' constraint.
26792 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26793 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26794 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26795 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26797 (override_options): Initialize them. Do not set flag_no_function_cse
26798 for TARGET_ID_SHARED_LIBRARY.
26799 (m68k_output_pic_call): Delete.
26800 (m68k_legitimize_call_address): New function.
26801 (print_operand): Remove the %o prefix. Handle the %p prefix.
26802 (output_call): New function.
26803 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26804 target address from the GOT if symbolic jumps are not allowed.
26805 * config/m68k/m68k.md (call, general_operand): Do not set
26806 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26807 Merge separate flag_pic and !flag_pic define_insns into...
26808 (*call, *call_value): ...these new patterns. Match the address
26809 rather than the containing MEM and require it to be a call_operand.
26810 Use output_call to generate the asm template.
26811 * config/m68k/predicates.md (const_call_operand): New predicate.
26812 (call_operand): Likewise.
26814 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26816 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26817 (STACK_GROWS_DOWNWARD): Define to 1.
26818 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26819 comments, emphasizing that these values are only defaults.
26820 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26821 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26823 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26825 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26827 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26828 Richard Sandiford <richard@codesourcery.com>
26830 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26831 (FP_REGNO_P): New macros.
26832 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26833 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26834 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26835 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26837 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26839 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26840 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26842 * config/m68k/t-floatlib: New file, extracting common code from...
26843 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26844 * config/m68k/t-uclinux: Here.
26845 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26846 routines on ColdFire targets.
26848 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26850 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26851 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26852 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26853 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26854 explicitly set MOTOROLA to 1.
26855 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26858 Nathan Sidwell <nathan@codesourcery.com>
26860 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26861 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26862 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26863 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26864 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26865 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26866 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26867 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26868 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26869 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26870 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26871 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26872 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26873 (DBX_REGISTER_NUMBER): Delete.
26874 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26875 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26876 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26878 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26880 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26881 * config/flat.h: New file.
26882 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26883 OBJECT_FORMAT_FLAT.
26884 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26885 indirect references for -msep-data or -mid-shared-library.
26886 Do not use PC-relative code addresses either.
26887 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26889 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26890 for shared libraries and crt1.o for executables. Use crti.o and
26892 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26893 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26894 Do not add -elf2flt or -shared-lib-id options here.
26895 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26896 Pass -shared-lib-id if -mid-shared-library, taking the library
26897 identifier from -mshared-library-id if given, otherwise
26899 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26900 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26901 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26902 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26903 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26904 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26906 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26907 jump sequence for ISA A and ISA A+.
26908 (PICJUMP): Likewise.
26910 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26912 * config.gcc (m68k-*-uclinux*): Base the port on the common
26913 and m68k GNU/Linux files rather than on the generic ELF ones.
26914 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26915 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26917 2007-01-18 Julian Brown <julian@codesourcery.com>
26918 Richard Sandiford <richard@codesourcery.com>
26920 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26921 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26922 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26924 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26925 80 unconditionally.
26926 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26928 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26930 * doc/install.texi: Document m68k-uclinuxoldabi.
26931 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26932 * config/m68k/uclinux-oldabi.h: New file, copied from
26933 config/m68k/uclinux.h.
26935 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26937 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26938 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26939 (m32r_compute_frame_size): Use unsigned for regno.
26940 (m32r_reload_lr): Use gen_frame_mem.
26942 (m32r_output_function_epilogue): Don't output the function epilogue
26944 (m32r_expand_epilogue): New.
26945 (direct_return): Return false if the function has the interrupt
26947 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26948 * config/m32r/m32r.md (epilogue): New expander.
26949 (return_lr, return_rte): New insns.
26950 (return): Make it expander.
26951 (return_normal): New expander.
26953 2007-01-18 Josh Conner <jconner@apple.com>
26956 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26957 support for UNLE, UNLT, UNGE, and UNGT.
26959 2007-01-18 Jan Hubicka <jh@suse.cz>
26961 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26962 * tree-tailcall (add_virtual_phis): Likewise.
26963 (optimize_tail_call): Return TODOs.
26964 (execute_tail_calls): Return TODOs.
26965 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26966 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26968 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26969 Cleanup cfg using TODO.
26970 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26971 * passes.c (execute_function_todo): When cleanup did something, remove
26973 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26974 (make_edges): Don't cleanup_cfg.
26976 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26978 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26979 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26980 operate on the top of stack.
26981 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26982 register handling of instructions that output to the second
26984 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26985 (move_for_stack_reg): Special-case check for dead destination
26986 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26988 * config/i386/i386.md (UNSPEC_TAN): New constant.
26989 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26990 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26991 to correctly model move of constant 1.0 to top stack slot.
26992 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26993 (unnamed peephole2 pattern): Remove corresponding peephole2
26994 pattern that optimizes tan insn and loading of constant 1.0.
26995 (tanxf2): Use fptanxf4_i387.
26996 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26997 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26998 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26999 disable patterns for SSE math.
27000 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
27001 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
27003 2007-01-18 Dirk Mueller <dmueller@suse.de>
27004 Richard Guenther <rguenther@suse.de>
27007 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
27008 * common.opt (Warray-bounds): Add new warning option.
27009 * c-opts.c (c_common_handle_option): Define -Warray-bounds
27011 * Makefile.in: make tree-vrp.o depend on toplev.h
27012 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
27014 (check_array_refs, check_array_bounds, check_array_ref): New.
27016 2007-01-18 Jan Hubicka <jh@suse.cz>
27018 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
27019 (execute_ssa_ccp): Return flags conditionally.
27020 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
27022 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
27024 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
27026 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
27027 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
27029 * Makefile.c (GTFILES): Add cfglayout.h.
27030 * gengtype.c (open_base_files): Likewise.
27031 * cfglayout.c (cfg_layout_function_footer,
27032 cfg_layout_function_header) Reindent to make gengtype happy.
27033 * cfglayout.h (cfg_layout_function_footer,
27034 cfg_layout_function_header): Add GTY(()) marker.
27036 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
27038 2007-01-18 Ben Elliston <bje@au.ibm.com>
27040 * genautomata.c (write_automata): Include xstrerror output in the
27041 error message if writing the DFA description file fails.
27043 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
27045 * config/mips/mips-protos.h (mips_output_external): Make it
27047 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
27048 * config/mips/mips.c (irix_output_external_libcall): Likewise.
27049 (extern_list): Likewise.
27050 (extern_head): Likewise.
27051 (TARGET_ASM_FILE_END): Likewise.
27052 (mips_file_end): Likewise.
27053 (mips_output_external): Rewritten.
27055 2007-01-18 Ben Elliston <bje@au.ibm.com>
27057 * genpreds.c (write_insn_preds_c): Only write out the function
27058 body for regclass_for_constraint if we have register constraints.
27060 2007-01-17 Tom Tromey <tromey@redhat.com>
27062 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27063 * doc/install.texi (Testing): Use sourceware.org.
27064 (Binaries): Likewise.
27065 (Specific): Likewise.
27066 * doc/contrib.texi (Contributors): Use sourceware.org.
27068 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27070 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27071 (AVR_ENHANCED): Rename to ...
27072 (AVR_HAVE_MUL): ... new.
27073 (avr_enhanced_p): Rename to ...
27074 (avr_have_mul_p): ... new.
27075 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27076 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27077 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27078 (avr_have_mul_p): ... new.
27079 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27080 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27081 'avr_enhanced_p' and 'enhanced'.
27082 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27083 AVR_HAVE_MUL instead of AVR_ENHANCED.
27084 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27085 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27086 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27087 instead of AVR_ENHANCED.
27088 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27089 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27090 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27092 2007-01-17 Ian Lance Taylor <iant@google.com>
27094 * vec.h (VEC_reserve_exact): Define.
27095 (vec_gc_p_reserve_exact): Declare.
27096 (vec_gc_o_reserve_exact): Declare.
27097 (vec_heap_p_reserve_exact): Declare.
27098 (vec_heap_o_reserve_exact): Declare.
27099 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27101 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27102 negative parameter.
27103 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27104 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27105 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27106 * vec.c (calculate_allocation): Add exact parameter. Change all
27108 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27109 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27110 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27111 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27112 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27113 (vec_heap_p_reserve_exact): New function.
27114 (vec_heap_o_reserve_exact): New function.
27116 2007-01-17 Jan Hubicka <jh@suse.cz>
27118 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27120 2007-01-17 Eric Christopher <echristo@apple.com>
27122 * config.gcc: Support core2 processor.
27124 2007-01-16 Jan Hubicka <jh@suse.cz>
27126 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27127 the names, just unlink the chain so we don't crash on dangling
27131 2007-01-16 Jan Hubicka <jh@suse.cz>
27133 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27134 * tree-pass.h: Reorder to make IPA passes appear toegher.
27135 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27137 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27138 parameters, do not call early inliner.
27139 * ipa-inline.c: Update comments. Include tree-flow.h
27140 (cgraph_decide_inlining): Do not compute inlining parameters.
27141 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27142 be called with function context set up.
27143 (pass_ipa_inline): Remove unreachable functions before pass.
27144 (cgraph_early_inlining): Simplify assuming to be called from the
27146 (pass_early_inline): New pass.
27147 (cgraph_gate_ipa_early_inlining): New gate.
27148 (pass_ipa_early_inline): Turn into simple wrapper.
27149 (compute_inline_parameters): New function.
27150 (gate_inline_passes): New gate.
27151 (pass_inline_parameters): New pass.
27152 (apply_inline): Move here from tree-optimize.c
27153 (pass_apply_inline): New pass.
27154 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27156 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27157 doing them by hand.
27158 (tree_function_versioning): Do not allocate dummy struct function.
27159 * tree-inline.h (optimize_inline_calls): Update prototype.
27160 * tree-optimize.c (execute_fixup_cfg): Export.
27161 (pass_fixup_cfg): Remove
27162 (tree_rest_of_compilation): Do not apply inlines.
27163 * tree-flow.h (execute_fixup_cfg): Declare.
27164 * Makefile.in (gt-passes.c): New.
27165 * passes.c: Include gt-passes.h
27166 (init_optimization_passes): New passes.
27167 (nnodes, order): New static vars.
27168 (do_per_function_toporder): New function.
27169 (execute_one_pass): Dump current pass here.
27170 (execute_ipa_pass_list): Don't dump current pass here.
27172 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27174 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27175 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27177 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27179 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27180 (strong_alias): Define.
27181 (__gcc_qmul): Provide non-FMA for soft-float.
27182 (__gcc_qdiv): Same.
27187 (__gcc_qunord): New.
27197 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27198 soft-float functions.
27199 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27200 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27201 about long double soft float.
27203 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27204 Tehila Meyzels <tehila@il.ibm.com>
27206 * tree-vectorizer.h (is_pattern_stmt_p): New.
27207 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27208 formatting (tabs instead of spaces). Cleanup and clarify setting
27209 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27210 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27211 (vectorizable_type_demotion): Check that types are integral.
27212 (vectorizable_type_promotion): Likewise.
27213 (vectorizable_store): Fix typo. Eliminate new-line at end of
27216 2007-01-16 Jan Hubicka <jh@suse.cz>
27218 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27221 2007-01-15 Eric Christopher <echristo@apple.com>
27223 * ifcvt.c: Include vec.h, vecprim.h.
27224 (check_cond_move_block): New argument regs.
27225 Reorganize. Add registers used to regs.
27226 (cond_move_process_if_block): Use regs set above as
27229 2007-01-15 Eric Christopher <echristo@apple.com>
27231 * config/darwin.h: Update copyright.
27232 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27233 (LINK_COMMAND_SPEC): Add -u.
27234 (LINK_SPEC): Fix umbrella for above.
27236 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27238 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27241 2007-01-15 Tom Tromey <tromey@redhat.com>
27243 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27244 * doc/install.texi (Testing): Don't mention jacks.
27245 (Configuration): Document --enable-java-maintainer-mode. Move
27246 --with-java-home to libgcj-specific section. Document
27248 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27250 2007-01-15 Jan Hubicka <jh@suse.cz>
27252 * tree-ssa-dce.c (DCE_TODOs): New.
27253 (propagate_necessity): Return if something changed.
27254 (eliminate_unnecessary_stmts): Likewise.
27255 (perform_tree_ssa_dce): Return TODO flags when needed.
27256 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27258 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27260 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27261 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27262 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27263 patterns using X87MODEF12 mode macro. Extend operand 1
27264 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27265 (log10<mode>2): Ditto.
27266 (log2<mode>2): Ditto.
27267 (log1p<mode>2): Ditto.
27268 (logb<mode>2): Ditto.
27269 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27270 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27271 (*fxtractxf3_i387): Rename from *fxtractxf3.
27272 (fxtract_extend<mode>xf3_i387): New insn pattern.
27273 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27274 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27275 and gen_fyl2xxf3_i387().
27277 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27279 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27280 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27281 get_loop_exit_edges. Changed return type to bool.
27282 * cfgloop.h (fix_loop_placement): Declaration removed.
27284 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27286 * param.h (MIN_VECT_LOOP_BOUND): New.
27287 * params.def (MIN_VECT_LOOP_BOUND): New.
27288 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27289 argument - minimum threshold for number of iterations.
27290 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27291 argument to declaration.
27292 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27293 MIN_VECT_LOOP_BOUND.
27294 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27295 slpeel_tree_peel_loop_to_edge with additional argument.
27296 (vect_do_peeling_for_alignment): Likewise.
27297 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27299 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27302 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27303 operands of size 1.
27305 2007-01-14 Jan Hubicka <jh@suse.cz>
27307 * tree-dfa.c (remove_referenced_var): New function.
27308 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27309 prune referenced vars list too.
27310 * tree-flow.h (remove_referenced_var): Declare.
27312 2007-01-14 Jan Hubicka <jh@suse.cz>
27314 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27316 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27317 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27318 * except.h (verify_eh_throw_table_statements): Kill prototype.
27319 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27320 into call exrepssions.
27321 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27323 * tree-cfg.c: Include pointer-set.h.
27324 (verify_node_sharing): Work on pointer set.
27325 (verify_eh_throw_stmt_node): New.
27326 (verify_stmts): Use pointers sets, verify throw_stmt.
27328 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27330 * ipa-reference.c (analyze_function): Consider also addresses taken
27333 2007-01-12 Roger Sayle <roger@eyesopen.com>
27335 * c-typeck.c (null_pointer_constant_p): Replace use of
27336 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27337 (build_c_cast): Likewise.
27339 2007-01-12 Roger Sayle <roger@eyesopen.com>
27341 * tree.h (force_fit_type_double): Remove unused final argument.
27342 * c-common.c (constant_expression_warning): Replace use of
27343 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27344 (convert_and_check): Likewise.
27345 (shorten_compare): Update call to force_fit_type_double.
27346 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27347 * convert.c (convert_to_pointer): Update call to
27348 force_fit_type_double.
27349 * fold-const.c (force_fit_type_double): Remove overflowed_const
27351 (int_const_binop, fold_convert_const_int_from_int,
27352 fold_convert_const_int_from_real, fold_div_compare,
27353 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27354 fold_abs_const, fold_not_const): Remove the final argument from
27355 calls to force_fit_type_double.
27357 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27359 * configure.ac: Set insn to "nop" for spu-*-* also.
27360 * configure: Regenerate.
27362 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27364 * builtins.def : Add BUILT_IN_FREE.
27366 2007-01-12 Jan Hubicka <jh@suse.cz>
27368 PR tree-optimization/30443
27369 * tree-inline.c (tree_function_versioning): Do not optimize when
27370 cloning for inlining.
27372 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27374 * doc/loop.texi: Document recording of loop exits.
27375 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27376 (update_single_exits_after_duplication,
27377 update_single_exit_for_duplicated_loop,
27378 update_single_exit_for_duplicated_loops): Removed.
27379 (duplicate_loop_to_header_edge): Do not call
27380 update_single_exits_after_duplication and
27381 update_single_exit_for_duplicated_loops.
27382 (loop_version): Do not update single_exit information.
27383 (fix_loop_structure): Use record_loop_exits instead of
27384 mark_single_exit_loops.
27385 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27386 the lists of loop exits.
27387 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27388 split_edge, merge_blocks): Update the lists of loop exits.
27389 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27390 loop_optimizer_init.
27391 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27392 of mark_single_exit_loops.
27393 (loop_optimizer_finalize): Call release_recorded_exits.
27394 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27395 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27396 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27397 update single exit information.
27398 * lambda-code.c (perfect_nestify): Ditto.
27399 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27400 (mark_single_exit_loops): Removed.
27401 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27402 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27403 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27405 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27406 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27407 (verify_loop_structure): Verify consistency of the exit lists.
27408 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27409 (set_single_exit): Removed.
27410 * cfgloop.h (struct loop_exit): New function.
27411 (struct loop): single_exit_ field replaced by exits field.
27412 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27413 LOOPS_HAVE_RECORDED_EXITS.
27414 (struct loops): Added exits hash.
27415 (mark_single_exit_loops, set_single_exit): Declaration removed.
27416 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27418 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27420 * doc/invoke.texi: Avoid use of @headitem.
27422 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27424 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27426 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27428 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27431 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27432 Richard Sandiford <richard@codesourcery.com>
27434 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27435 * config/m68k/m68k.opt: Resort options.
27436 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27438 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27439 Richard Sandiford <richard@codesourcery.com>
27441 * doc/invoke.texi: Document the macros that are defined by
27442 m68k's -mtune and -mhard-float options.
27443 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27444 (m68k_cpp_cpu_family): Likewise.
27445 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27446 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27447 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27448 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27449 (m68k_cpp_cpu_family): Likewise.
27451 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27453 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27454 macros besides mc68000 as tuning macros. Use a switch statement
27455 to set them and mcpu32.
27457 2007-01-12 Julian Brown <julian@codesourcery.com>
27459 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27460 (TARGET_68040_ONLY): Rename to...
27461 (TARGET_68040): ...this.
27462 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27463 * config/m68k/m68k.md: Likewise.
27465 2007-01-12 Julian Brown <julian@codesourcery.com>
27466 Nathan Sidwell <nathan@codesourcery.com>
27467 Richard Sandiford <richard@codesourcery.com>
27469 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27470 the -mcpu= argument associated with the --with-cpu setting.
27471 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27472 if different from the one implied by the -mcpu setting.
27473 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27474 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27475 * doc/invoke.texi: Mention ColdFire in the introduction to the
27476 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27477 -mno-div and -mhard-float options. Make -m68881 a synonym for
27478 -mhard-float. Document the previously-undocumented -m5206e,
27479 -m528x, -m5307 and -m5407 options. Tweak the existing option
27480 documentation for consistency.
27481 * doc/install.texi: Mention new --with-cpu arguments.
27482 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27483 default CPU if neither -mcpu nor -march are specified.
27484 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27485 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27486 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27487 using m68k_tune to decide between families that implement the
27488 same ISA. Use m68k_tune to set __mcfv4e__.
27489 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27490 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27491 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27492 (FL_ISA_C, FL_ISA_MMU): New macros.
27493 (MASK_COLDFIRE): Delete.
27494 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27495 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27496 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27497 (TARGET_HARD_FLOAT): Do not define here.
27498 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27499 (TUNE_68000): New macro.
27500 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27501 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27502 (TUNE_CFV2): Redefine in terms of m68k_tune.
27503 (uarch_type, target_device, fpu_type): New enums.
27504 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27505 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27506 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27507 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27508 (FL_FOR_isa_c): New macros.
27509 (m68k_isa): New enum.
27510 (m68k_target_selection): New structure.
27511 (all_devices, all_isas, all_microarchs): New tables.
27512 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27513 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27514 (MASK_ALL_CPU_BITS): Delete.
27515 (m68k_find_selection): New function.
27516 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27517 Map the legacy target options to a combination of the new ones.
27518 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27519 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27520 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27522 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27523 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27525 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27526 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27527 * config/m68k/m68k-devices.def: New file.
27529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27530 Nathan Sidwell <nathan@codesourcery.com>
27532 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27533 (SUBTARGET_EXTRA_SPECS): New macros.
27534 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27535 use %(asm_cpu_spec) instead.
27536 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27537 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27538 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27539 (EXTRA_SPECS): Rename to...
27540 (SUBTARGET_EXTRA_SPECS): ...this.
27542 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27543 Richard Sandiford <richard@codesourcery.com>
27544 Julian Brown <julian@codesourcery.com>
27546 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27547 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27548 to the configuration's default CPU.
27549 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27550 Remove default masks.
27551 (m680[012]0-*-*): Set the default with_cpu to the first part of
27553 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27554 (m68k*-*-linux): Extend the --with-cpu handling to...
27555 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27556 and m68010. Don't set target_cpu_default2.
27557 * doc/install.texi: Document --with-cpu for m68k.
27558 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27559 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27560 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27561 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27562 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27563 (ASM_SPEC): Remove use of %(asm_cpu_default).
27564 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27565 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27566 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27567 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27568 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27569 (TARGET_DEFAULT): Delete.
27570 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27571 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27572 (CPP_CPU_SPEC): Delete.
27573 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27574 the appropriate string.
27575 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27576 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27577 (ASM_SPEC): Don't use %(asm_default_spec).
27578 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27579 TARGET_DEFAULT and add MASK_68881.
27580 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27582 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27584 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27585 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27586 MASK_68010 alongside MASK_68020.
27587 * doc/invoke.texi: Document -m68010.
27588 * config/m68k/m68k.opt (m68010): New.
27589 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27591 (TUNE_68010): New macro.
27592 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27593 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27594 (M68K_CPU_m68332): Add MASK_68010.
27595 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27596 fallback definition.
27597 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27599 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27600 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27601 to all entries that use MASK_68020.
27602 (output_move_simode_const, output_move_himode, output_move_qimode)
27603 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27604 instead of TARGET_68020 to select clr behavior. Remove comment
27605 about there being no TARGET_68010.
27606 * config/m68k/m68k.md: Likewise throughout.
27608 2007-01-12 Julian Brown <julian@codesourcery.com>
27610 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27611 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27612 * config/m68k/m68k.md: Likewise.
27614 2007-01-12 Julian Brown <julian@codesourcery.com>
27616 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27617 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27619 2007-01-12 Julian Brown <julian@codesourcery.com>
27621 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27622 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27623 * config/m68k/m68k.md: Likewise.
27625 2007-01-12 Julian Brown <julian@codesourcery.com>
27626 Richard Sandiford <richard@codesourcery.com>
27628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27629 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27630 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27632 (TARGET_CPU32): Rename to...
27633 (TUNE_CPU32): ...this.
27634 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27635 (TUNE_CFV2): New macros.
27636 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27637 remove conditions that are implied by TARGET_68020.
27638 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27639 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27640 (m68k_output_function_epilogue): Likewise.
27641 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27642 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27643 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27644 non-68000 timings. Refactor multiplication and division costs.
27645 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27646 TUNE_CPU32 instead of TARGET_CPU32.
27647 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27648 and TUNE_68060 instead of TARGET_68060.
27649 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27650 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27652 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27653 && !TARGET_COLDFIRE" to choose between moveq and clr.
27654 Likewise in the unnamed movsf pattern.
27655 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27656 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27659 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27661 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27662 of tabbing before backslashes.
27664 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27666 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27667 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27668 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27670 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27672 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27673 find_interesting_uses_cond.
27674 (find_interesting_uses_cond): Use extract_cond_operands.
27675 (rewrite_use_compare): Use extract_cond_operands and
27676 force_gimple_operand_bsi. Do not call update_stmt.
27677 (determine_use_iv_cost_condition): Use extract_cond_operands.
27678 Return cheaper of using original bound and changing the exit bound.
27680 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27682 PR tree-optimization/29516
27683 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27684 most_expensive_mult_to_index, addr_to_parts,
27685 create_mem_ref, maybe_fold_tmr): Make the type of
27686 fields of TARGET_MEM_REF sizetype.
27687 (move_fixed_address_to_symbol, move_pointer_to_base):
27689 * tree.def (TARGET_MEM_REF): Add comment on types of
27692 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27694 * c-common.c (vector_types_convertible_p): Treat opaque types as
27695 always convertible if they have the same size, but not otherwise.
27697 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27699 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27700 Remove the b_unconditional field.
27701 (noce_try_sign_mask): Do not look at b_unconditional.
27702 (noce_process_if_block): Do not use merge_if_blocks. Update
27703 the CFG here. Do not set b_unconditional.
27704 (cond_move_process_if_block): Likewise.
27705 (find_cond_trap): Likewise.
27706 (check_cond_move_block): Require simple jump insns at the end
27707 of the basic block.
27709 2007-01-11 Jan Hubicka <jh@suse.cz>
27711 PR tree-optimization/1046
27712 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27713 when alias info is not ready.
27714 (pass_tail_recursion): Do not require aliasing.
27715 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27716 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27717 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27718 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27719 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27720 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27721 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27723 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27724 When aliasing is not build, mark statement as volatile.
27726 2007-01-11 Tom Tromey <tromey@redhat.com>
27728 PR preprocessor/15185, PR preprocessor/20989:
27729 * doc/cppopts.texi <-MT>: Update description of algorithm for
27730 computing default target.
27731 <-M, -MD>: Reword "basename" text.
27733 2007-01-11 Roger Sayle <roger@eyesopen.com>
27735 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27736 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27737 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27738 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27739 fold_builtin_bswap, real_constp, fold_builtin_pow,
27740 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27741 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27742 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27743 * convert.c (convert_to_pointer): Likewise.
27744 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27745 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27746 const_binop, fold_convert_const_int_from_int,
27747 fold_convert_const_int_from_real,
27748 fold_convert_const_real_from_real, sign_bit_p,
27749 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27750 fold_sign_changed_comparison, fold_unary, fold_comparison,
27751 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27752 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27753 * print-tree.c (print_node_brief, print_node): Likewise.
27754 * stor-layout.c (place_field, layout_type): Likewise.
27755 * tree-chrec.c (keep_cast): Likewise.
27756 * tree.c (build_vector, build_real, build_real_from_int_cst,
27757 build_complex): Likewise.
27759 2007-01-11 Roger Sayle <roger@eyesopen.com>
27761 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27762 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27764 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27766 * configure.ac (strict1_warn): Rename to strict_warn.
27767 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27768 cc_set_by_configure, quoted_cc_set_by_configure,
27769 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27770 all_boot_languages, all_stagestuff): Remove.
27771 (target_list): Remove bootstrap targets.
27772 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27773 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27774 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27775 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27776 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27777 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27778 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27779 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27780 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27781 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27782 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27783 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27784 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27785 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27786 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27787 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27788 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27789 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27790 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27791 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27792 (mostlyclean): Adjust.
27793 (clean, distclean): Don't mention bootstrap stuff.
27794 * configure: Regenerate.
27795 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27796 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27797 treelang/config-lang.in (stagestuff): Remove.
27798 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27799 stageprofile, stagefeedback, stagestuff): Remove mention.
27801 2007-01-11 Nick Clifton <nickc@redhat.com>
27803 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27805 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27806 (mcore_arith_K_S_operand): Run the test for the S constraint not
27807 the test for the M constraint.
27808 (mcore_addsub_operand): Do not accept integer values that are
27809 larger than 32 bits.
27810 * config/mcore/mcore.md: Remove unused constraints from split.
27811 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27812 (addsi3): Likewise.
27813 (allocate_stack): Likewise.
27814 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27815 operands to 32 bits.
27816 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27818 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27819 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27820 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27821 mcore_output_bclri, mcore_output_andn, output_inline_const,
27822 mcore_output_move, mcore_output_movedouble): Likewise.
27823 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27824 (output_inline_const): Likewise.
27825 (output_inline_const): Fix format strings used in sprintf
27827 * config/mcore/mcore-protos.h: Update prototypes for changed
27828 functions in mcore.c.
27829 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27830 HOST_WIDE_INT and not int.
27831 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27832 CONST_OK_FOR_N): Likewise.
27833 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27834 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27837 2007-01-10 Jan Hubicka <jh@suse.cz>
27839 * tree-vrp.c (remove_range_assertions): Release defs.
27840 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27841 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27843 2007-01-10 Paul Brook <paul@codesourcery.com>
27845 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27846 * config/arm/arm.md (mulsi3subsi): New insn.
27848 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27850 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27851 (tree_transform_and_unroll_loop): New.
27852 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27855 2007-01-10 Robert Kennedy <jimbob@google.com>
27857 * fold-const.c (fold_comparison): Fold comparisons like (x *
27858 1000 < 0) to (x < 0).
27860 2007-01-10 Ian Lance Taylor <iant@google.com>
27862 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27863 operands have the same priority.
27865 2007-01-10 Tom Tromey <tromey@redhat.com>
27867 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27868 (fold_binary): Likewise.
27869 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27870 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27871 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27872 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27873 * langhooks.h (struct lang_hooks): Removed field
27874 'can_use_bit_fields_p'.
27876 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27878 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27880 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27882 * function.c (get_last_funcdef_no): New function.
27883 * function.h (get_last_funcdef_no): Declare.
27884 * tree-inline.c (initialize_cfun): Add initialization.
27885 (tree_function_versioning): Cleanup.
27887 2007-01-10 Jan Hubicka <jh@suse.cz>
27889 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27892 2007-01-10 Sa Liu <saliu@de.ibm.com>
27893 Ben Elliston <bje@au.ibm.com>
27895 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27896 for SAVE_NONLOCAL and Pmode for any other save level.
27897 * spu-protos.h (spu_restore_stack_block): Declare.
27898 * spu.md (save_stack_block): Remove.
27899 (restore_stack_block): Call spu_restore_stack_block.
27900 * spu.c (spu_restore_stack_block): New function.
27901 (spu_expand_epilogue): Remove old comment.
27903 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27905 PR tree-optimization/30322
27906 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27907 (cand_value_at): Return the value as aff_tree.
27908 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27909 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27910 aff_combination_mult): New functions.
27911 (aff_combination_add): Use aff_combination_add_cst.
27912 (aff_combination_convert): Allow conversions to a wider type.
27913 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27914 * tree-affine.h (aff_combination_mult): Declare.
27916 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27918 * doc/tm.texi: Update documentation to reflect reality of exec
27919 and start file search behaviours. Update copyright year.
27920 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27921 header file directories.
27923 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27925 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27926 (*cosxf2): Rename to cosxf2_i387.
27927 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27928 using X87MODEF12 mode macro. Rename patterns to
27929 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27931 (*cosdf2, *cossf2): Ditto.
27932 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27933 to match extended input operands.
27934 (sincos<mode>3): New expander.
27935 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27936 insn patterns and corresponding splitters.
27938 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27940 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27941 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27943 2007-01-09 Nicolas Pitre <nico@cam.org>
27946 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27948 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27950 * target.h (struct gcc_target): New field library_rtti_comdat.
27951 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27952 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27953 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27954 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27956 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27958 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27960 2007-01-08 Richard Guenther <rguenther@suse.de>
27962 * tree.h (force_fit_type_double): Export.
27963 (force_fit_type): Remove.
27964 * fold-const.c (force_fit_type_double): New function.
27965 (force_fit_type): Remove.
27966 (int_const_binop): Use it.
27967 (fold_convert_const_int_from_int): Likewise.
27968 (fold_convert_const_int_from_real): Likewise.
27969 (fold_div_compare): Likewise.
27970 (fold_sign_changed_comparison): Likewise.
27971 (fold_unary): Likewise.
27972 (fold_negate_const): Likewise.
27973 (fold_abs_const): Likewise.
27974 (fold_not_const): Likewise.
27975 * c-common.c (shorten_compare): Use force_fit_type_double.
27976 * convert.c (convert_to_pointer): Likewise.
27978 2007-01-08 Richard Guenther <rguenther@suse.de>
27980 * tree.h (build_int_cst_wide_type): Export.
27981 * tree.c (build_int_cst_wide_type): New function.
27982 (build_int_cst_wide): Fix comment.
27983 * builtins.c (fold_builtin_object_size): Use build_int_cst
27984 to build -1 or 0 of the correct type. Use fit_double_type
27985 to check for overflow.
27986 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27988 (decode_field_reference): Likewise.
27989 (all_ones_mask_p): Likewise.
27990 (native_interpret_int): Use build_int_cst_wide_type.
27991 (fold_binary): Use build_int_cst_type to build an all-ones
27993 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27995 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27997 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27999 2007-01-09 Ben Elliston <bje@au.ibm.com>
28001 * genautomata.c (STATS_OPTION): New option.
28002 (stats_flag): New flag.
28003 (gen_automata_option): Handle it.
28004 (initiate_automaton_gen): Ditto.
28005 (write_automata): Output statistics only if stats_flag is
28006 set. Likewise, output time statistics only if time_flag is set.
28007 * doc/md.texi (Processor pipeline description): Document new flag.
28009 2007-01-08 Richard Guenther <rguenther@suse.de>
28011 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
28012 * tree.c (build_int_cst_type): Likewise.
28013 (size_in_bytes): Don't call force_fit_type on the result.
28014 (int_fits_type_p): Use fit_double_type.
28015 * fold-const.c (fit_double_type): New function.
28016 (force_fit_type): Use it.
28017 * tree.h (fit_double_type): Export.
28019 2007-01-08 Jan Hubicka <jh@suse.cz>
28021 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
28022 * ipa.c (function_and_variable_visibility): Fix return type.
28024 2007-01-08 Richard Guenther <rguenther@suse.de>
28026 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
28027 of offset to build the index.
28028 * tree-pretty-print.c (dump_generic_node): Don't build negated
28029 const just for printing.
28030 * c-pretty-print.c (pp_c_integer_constant): Likewise.
28031 * builtins.c (fold_builtin_int_roundingfn): Check if result
28032 fits the type by using force_fit_type and comparing the result.
28033 * predict.c (predict_loops): Use compare_tree_int for comparison.
28034 * tree.c (build_int_cst): Fall back to integer_type_node for
28036 (build_int_cst_wide): Assert type is non-null.
28038 2007-01-08 Roberto Costa <roberto.costa@st.com>
28040 * tree-vrp.c (extract_range_from_cond_expr): New.
28041 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
28042 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
28044 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
28045 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
28046 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
28047 used as expressions.
28048 * tree-object-size.c (cond_expr_object_size): New.
28049 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
28051 2007-01-08 Jan Hubicka <jh@suse.cz>
28053 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28054 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28057 2007-01-08 Richard Guenther <rguenther@suse.de>
28059 PR tree-optimization/23603
28060 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28061 (extract_range_from_binary): Fall back to truthvalue instead of
28062 varying for TRUTH_*_EXPR.
28063 (extract_range_from_comparison): Fall back to truthvalue instead of
28065 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28066 if all visited PHI values were constant.
28068 2007-01-08 Jan Hubicka <jh@suse.cz>
28070 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28071 (cgraph_analyze_function): break out from ...
28072 (cgraph_finalize_compilation_unit): ... here.
28073 (cgraph_expand_function): Remove forgoten commented out line.
28074 (cgraph_optimize): Analyze functions.
28076 2007-01-08 Jan Hubicka <jh@suse.cz>
28078 * tree-pas.h (TODO_remove_function): New flag.
28079 (TODO_update*): Renumber.
28080 (pass_ipa_increase_alignment,
28081 pass_ipa_function_and_variable_visibility): New passes.
28082 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28083 (cgraph_function_and_variable_visibility): Move to ipa.c
28084 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28085 cgraph_increase_alignment.
28086 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28087 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28088 calling tree-inline.
28089 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28090 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28091 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28092 (gate_increase_alignment): New function.
28093 (pass_ipa_increase_alignment): New pass.
28094 * ipa.c: Inline tree-pass.h and timevar.h
28095 (function_and_variable_visibility): Move here from cgraphunit.c
28096 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28097 * passes.c (init_optimization_passes): Add the two new passes.
28098 (execute_todo): Handle cgraph_remove_functions.
28100 2007-01-08 Nick Clifton <nickc@redhat.com>
28102 * config/frv/predicates.md (reg_or_0_operand): Accept
28105 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28107 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28108 * config.gcc: Add bfin*-rtems*.
28110 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28112 * c.opt: Add -flax-vector-conversions.
28113 * c-typeck.c (convert_for_assignment): Pass flag to
28114 vector_types_convertible_p to allow emission of note.
28115 (digest_init): Likewise.
28116 * c-opts.c: Handle -flax-vector-conversions.
28117 * c-common.c (flag_lax_vector_conversions): New.
28118 (vector_types_convertible_p): Unless -flax-vector conversions
28119 has been passed, disallow conversions between vectors with
28120 differing numbers of subparts and/or element types. If such
28121 a conversion is disallowed, possibly emit a note on the first
28122 occasion only to inform the user of -flax-vector-conversions.
28123 The new last argument specifies this.
28124 * c-common.h (flag_lax_vector_conversions): New.
28125 (vector_types_convertible_p): Add extra argument.
28126 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28127 char_type_node for V*QI type vectors.
28128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28129 Update to satisfy new typechecking rules.
28130 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28131 C and C++ variants.
28132 * doc/invoke.texi (C Dialect Options): Document
28133 -flax-vector-conversions.
28135 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28137 PR tree-optimization/29877
28138 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28139 a register variable on the RHS to not be replaceable.
28141 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28142 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28143 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28144 const_simm15, const_pow2, const_npow2): Added.
28145 * config/score/misc.md (insv, extv, extzv, movmemsi,
28146 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28147 * config/score/score.c (score_address_cost, score_select_cc_mode):
28149 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28150 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28151 Update score_print_operand.
28152 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28153 Adjust register allocate order and update some macro define.
28154 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28155 mdx_block_move_straight, mdx_block_move_loop_head,
28156 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28157 mdx_block_move_loop, mdx_block_move): Added.
28158 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28159 mdp_limm): Updated and fix some bug and typo.
28160 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28161 (movsf, movdf, doloop_end): Added.
28163 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28165 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28166 config/arm/thumb2.md: Fix comment typos.
28167 * doc/extend.texi: Fix a typo.
28169 2007-01-07 Eric Christopher <echristo@apple.com>
28171 * configure.ac: Check for __stack_chk_fail for darwin.
28172 * configure: Regenerate.
28174 2007-01-07 Richard Guenther <rguenther@suse.de>
28176 * tree-vrp.c (extract_range_from_assert): CSE calls to
28177 compare_values where possible.
28178 (extract_range_from_unary_expr): Likewise.
28180 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28182 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28183 * config/avr/avr.c (call_insn_operand): Delete function.
28184 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28185 instead of register number. Use predicates.
28186 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28187 call_insn_operand): Add.
28189 2007-01-06 Jan Hubicka <jh@suse.cz>
28191 * tree-pass.h (pass_build_cgraph_edges): Declare.
28192 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28193 (visited_nodes): Remove.
28194 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28195 build_cgrpah_edges; make visited_nodes local.
28196 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28197 (record_references_in_initializer): Move to cgraphbuild.c
28198 (initialize_inline_failed, rebuild_cgraph_edges,
28199 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28200 (verify_cgraph_node): Make visited_nodes local.
28201 (cgraph_analyze_function): Do not call cgraph_create_edges and
28202 initialize_inline_failed.
28203 (cgraph_expand_function): Do not call cgraph_lower_function;
28204 assert that function is already lowered.
28205 * Makefile.in (cgraphbuild.o): New.
28206 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28207 at the end of lowering passes.
28209 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28211 * ifcvt.c (cond_move_convert_if_block): New function, code
28212 factored out from...
28213 (cond_move_process_if_block): ...here. Call the new function
28214 on the THEN and ELSE blocks.
28215 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28216 already takes care of this.
28218 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28221 * tree.h (TREE_OVERFLOW_P): New.
28222 * c-typeck.c (parser_build_unary_op): Warn only if result
28223 overflowed and operands did not.
28224 (parser_build_binary_op): Likewise.
28225 (convert_for_assignment): Remove redundant overflow_warning.
28226 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28228 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28230 * c-typeck.c (store_init_value): Split over two lines to follow
28231 the GNU coding style.
28233 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28235 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28236 __GXX_EXPERIMENTAL_CXX0X__.
28237 * doc/cpp.texi: Same.
28239 2007-01-05 Richard Guenther <rguenther@suse.de>
28241 PR middle-end/27826
28242 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28243 with mismatched types. Instead explicitly build a
28244 conversion NOP_EXPR.
28246 2007-01-05 Ian Lance Taylor <iant@google.com>
28248 * c-common.c (decl_with_nonnull_addr_p): New function.
28249 (c_common_truthvalue_conversion): Call it.
28250 * c-typeck.c (build_binary_op): Likewise.
28251 * c-common.h (decl_with_nonnull_addr_p): Declare.
28253 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28256 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28259 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28261 * doc/install.texi (Final install): Document the fact that
28262 the GNAT runtime should not be stripped.
28264 2007-01-04 Jan Hubicka <jh@suse.cz>
28266 * tree-inline.c (fold_marked_statements): Update operand caches
28267 and EH after folding
28269 2007-01-04 Ian Lance Taylor <iant@google.com>
28271 * c-common.c (check_function_nonnull): Whitespace fix.
28273 2007-01-04 Jan Hubicka <jh@suse.cz>
28275 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28276 comitted older version of patch.
28277 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28278 function, celanup cfg and collect garbage.
28280 2007-01-04 Mike Stump <mrs@apple.com>
28282 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28285 2007-01-04 Eric Christopher <echristo@apple.com>
28287 * libgcc2.c (__bswapsi2): Use SItype.
28288 (__bswapdi2): Use DItype.
28289 * libgcc2.h: Update for above.
28291 2007-01-04 Paul Brook <paul@codesourcery.com>
28293 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28294 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28295 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28296 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28297 umulsi3_highpart): Make conditional on !arm_arch6.
28298 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28299 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28300 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28301 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28302 umulsi3_highpart_v6): New insns.
28304 2007-01-04 Roger Sayle <roger@eyesopen.com>
28306 * fold-const.c (fold_convert): When casting an expression to void,
28307 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28308 have a type. Instead of attempting to build a NOP_EXPR, return
28309 these "special" trees directly.
28311 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28313 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28314 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28315 rs6000_cost->fp not 0 as adjustment for outer NEG.
28317 2007-01-04 Jan Hubicka <jh@suse.cz>
28319 * cgraph.c (cgraph_release_function_body): New function.
28320 (cgraph_remove_node): Use it.
28321 * cgraph.h (cgraph_release_function_body): Declare.
28322 * cgraphunit.c (cgraph_expand_function): Use it.
28323 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28324 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28325 is initialized and while compilation of other function is running.
28326 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28327 statement CFG annotations from here to ...
28328 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28330 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28332 * cfgloop.h (enum li_flags): Make the constants powers of two.
28334 2007-01-04 Jan Hubicka <jh@suse.cz>
28336 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28338 (fold_marked_statements): New function.
28339 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28340 * tree-inline.h (copy_body_data): Add statements_to_fold.
28342 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28344 * config.gcc: Mention libgcc/config.host.
28345 * Makefile.in: Update comments mentioning libgcc.
28346 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28347 (all.cross, start.encap, rest.encap, rest.cross): Update
28348 dependencies for libgcc move.
28349 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28350 (clean-target, clean-target-libgcc): Delete.
28351 (srcdirify, GCC_EXTRA_PARTS): New macros.
28352 (libgcc-support, libgcc.mvars): New rules.
28353 (distclean): Remove mention of mklibgcc.
28354 (install): Don't reference INSTALL_LIBGCC.
28355 (install-common): Don't reference EXTRA_PARTS.
28356 (install-libgcc, install-multilib): Delete rules.
28357 * mklibgcc.in: Delete file.
28358 * doc/configfiles.texi: Don't mention mklibgcc.
28360 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28361 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28362 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28363 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28364 (mklibgcc, ldblspecs): Likewise.
28366 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28367 (posixpre.def): Use $(T).
28368 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28369 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28370 (SHLIB_LINK): Make dummy.
28371 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28373 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28375 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28376 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28377 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28378 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28380 * configure.ac (all_outputs): Remove mklibgcc.
28381 * configure: Regenerated.
28383 2007-01-03 Josh Conner <jconner@apple.com>
28385 PR middle-end/29683
28386 * calls.c (compute_argument_addresses): Set stack and stack_slot
28387 for partial args, too.
28388 (store_one_arg): Use locate.size.constant for the size when
28389 generating a save_area.
28391 2007-01-03 Robert Kennedy <jimbob@google.com>
28393 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28394 whose definitions are deleted due to basic block merging.
28396 2007-01-03 Paul Brook <paul@codesourcery.com>
28399 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28401 (use_return_insn): Return 0 for Thumb interrupt functions.
28402 (print_multi_reg): Add rfe argument for IRQ returns.
28403 (arm_output_epilogue): Pop interrupt return address directly into PC.
28404 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28406 2007-01-03 Paul Brook <paul@codesourcery.com>
28408 Merge from sourcerygxx-4_1.
28409 * config/arm/thumb2.md: New file.
28410 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28412 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28413 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28414 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28415 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28417 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28418 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28420 * config/arm/ieee754-sf.S: Ditto.
28421 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28422 (thumb1_base_register_rtx_p): ... to this.
28423 (thumb_index_register_rtx_p): Rename...
28424 (thumb1_index_register_rtx_p): ... to this.
28425 (thumb_output_function_prologue): Rename...
28426 (thumb1_output_function_prologue): ... to this.
28427 (thumb_legitimate_address_p): Rename...
28428 (thumb1_legitimate_address_p): ... to this.
28429 (thumb_rtx_costs): Rename...
28430 (thumb1_rtx_costs): ... to this.
28431 (thumb_compute_save_reg_mask): Rename...
28432 (thumb1_compute_save_reg_mask): ... to this.
28433 (thumb_final_prescan_insn): Rename...
28434 (thumb1_final_prescan_insn): ... to this.
28435 (thumb_expand_epilogue): Rename...
28436 (thumb1_expand_epilogue): ... to this.
28437 (arm_unwind_emit_stm): Rename...
28438 (arm_unwind_emit_sequence): ... to this.
28439 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28440 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28441 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28442 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28443 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28444 thumb2_output_casesi): New functions.
28445 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28446 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28447 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28448 THUMB2_WORK_REGS): Define.
28449 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28450 arm_condexec_mask, arm_condexec_masklen)): New variables.
28451 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28452 (arm_override_options): Check new CPU capabilities.
28453 Set new architecture flag variables.
28454 (arm_isr_value): Handle v7m interrupt functions.
28455 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28457 (const_ok_for_arm): Handle Thumb-2 constants.
28458 (arm_gen_constant): Ditto. Use movw when available.
28459 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28461 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28462 (thumb_find_work_register, arm_load_pic_register,
28463 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28464 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28465 print_multi_reg, output_mov_long_double_fpa_from_arm,
28466 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28467 output_mov_double_fpa_from_arm, output_move_double,
28468 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28469 output_return_instruction, arm_output_function_prologue,
28470 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28471 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28472 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28473 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28474 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28475 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28477 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28478 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28479 (arm_file_start): Output directive for unified syntax.
28480 (arm_unwind_emit_set): Handle stack alignment instruction.
28481 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28482 Add v6t2, v7, v7a, v7r and v7m.
28483 (RETLDM): Add Thumb-2 code.
28484 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28485 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28486 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28487 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28488 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28489 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28490 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28491 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28492 ADJUST_INSN_LENGTH): Define.
28493 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28494 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28495 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28496 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28497 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28498 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28499 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28500 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28501 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28502 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28503 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28504 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28505 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28506 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28507 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28508 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28509 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28511 * config/arm/arm-tune.md: Regenerate.
28512 * config/arm/arm-protos.h: Update prototypes.
28513 * config/arm/vfp.md: Enable patterns for Thumb-2.
28514 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28515 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28516 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28517 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28518 * config/arm/libunwind.S: Add Thumb-2 code.
28519 * config/arm/constraints.md: Update include Thumb-2.
28520 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28521 * config/arm/ieee754-df.S: Ditto.
28522 * config/arm/bpabi.S: Ditto.
28523 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28524 * config/arm/predicates.md (low_register_operand,
28525 low_reg_or_int_operand, thumb_16bit_operator): New.
28526 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28527 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28528 * config/arm/t-arm-elf: Add armv7 multilib.
28529 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28531 (UNSPEC_STACK_ALIGN, ce_count): New.
28532 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28533 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28535 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28536 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28537 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28538 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28539 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28540 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28542 * doc/extend.texi: Document ARMv7-M interrupt functions.
28543 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28545 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28547 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28548 (struct _Unwind_Context): Rename args_size to flags, remove
28549 signal_frame field, add a new args_size field and version field.
28550 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28551 _Unwind_IsExtendedContext): New inline functions.
28552 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28553 Assume by_value array is only present if _Unwind_IsExtendedContext.
28554 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28555 _Unwind_IsSignalFrame.
28556 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28557 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28558 (uw_init_context_1): Initialize context->flags to
28559 EXTENDED_CONTEXT_BIT.
28560 * config/rs6000/linux-unwind.h (frob_update_context): Use
28561 _Unwind_SetSignalFrame.
28563 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28565 PR middle-end/30353
28566 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28567 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28570 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28572 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28573 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28574 RET, AT_SP): Remove.
28575 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28578 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28579 * cfgbuild.c (find_basic_blocks): Likewise.
28580 * cfgrtl.c (rtl_create_basic_block): Likewise.
28581 * function.c (temp_slots_at_level): Likewise.
28582 * reg-stack.c (stack_regs_mentioned): Likewise.
28583 * regclass.c (allocate_reg_info): Likewise.
28584 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28585 set_bb_for_stmt, move_block_to_fn): Likewise.
28586 * tree-complex.c (tree_lower_complex): Likewise.
28587 * vec.h (VEC_safe_grow_cleared): New.
28589 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28591 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28593 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28594 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28596 * cfgloopmanip.c (scale_loop_frequencies): Export.
28597 (loopify): Scale the frequencies by prescribed coefficients.
28598 (set_zero_probability): New function.
28599 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28600 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28601 and frequencies according to arguments.
28602 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28604 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28605 * modulo-sched.c (sms_schedule): Set probabilities for entering
28606 versioned loop correctly.
28607 * tree-vect-transform.c (vect_transform_loop): Ditto.
28608 * cfgloop.h (loopify, loop_version): Declaration changed.
28609 (scale_loop_frequencies): Declared.
28611 2007-01-02 Jan Hubicka <jh@suse.cz>
28613 * cgraph.c: Include tree-flow.h
28614 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28615 early_local_passes.
28616 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28617 * tree-pass.h (pass_all_early_optimizations): Declare.
28618 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28619 early_local_passes.
28620 (cgraph_analyze_function): Do early_local_passes.
28621 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28622 Do not add referenced vars.
28623 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28625 (gate_all_early_local_passes): New gate.
28626 (pass_early_local_passes): Use new gate.
28627 (execute_early_local_optimizations): New functions.
28628 (gate_all_early_optimizations): New gate.
28629 (pass_all_early_optimizations): New pass.
28630 (execute_free_datastructures): Free SSA only when initialized.
28631 (gate_init_datastructures): Init only when optimizing.
28632 (tree_lowering_passes): Do early local passes when called late.
28633 * tree-profile.c (do_tree_profiling): Don't profile functions added
28635 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28636 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28638 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28639 during early_local_passes.
28640 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28643 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28645 * Makefile.in: Update copyright year.
28647 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28649 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28650 in $(lang_checks) and check-consistency targets.
28652 2007-01-02 Jan Hubicka <jh@suse.cz>
28654 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28655 Do not add referenced vars.
28656 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28658 * passes.c (init_optimization_passes): Put mudflap_2 after
28659 free_datastructures.
28661 2007-01-02 Jan Hubicka <jh@suse.cz>
28663 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28664 Set NOTHROW flag on call statements proved to be nothrow.
28665 Update statement of local calls so new pure/const functions are
28666 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28668 (tree_rest_of_compilation): Register hooks and initialize bitmap
28669 early. Do not set after_inlining flag.
28671 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28673 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28674 HOST_BITS_PER_LONGLONG
28676 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28679 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28680 warning for non-static initializers.
28682 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28684 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28685 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28686 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28687 Always use set_unique_reg_note to add REG_EQUAL notes.
28689 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28692 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28694 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28695 * cfgbuild.c (find_basic_blocks): Likewise.
28696 * cfgrtl.c (rtl_create_basic_block): Likewise.
28697 * function.c (temp_slots_at_level): Likewise.
28698 * reg-stack.c (stack_regs_mentioned): Likewise.
28699 * regclass.c (allocate_reg_info): Likewise.
28700 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28701 set_bb_for_stmt, move_block_to_fn): Likewise.
28702 * tree-complex.c (tree_lower_complex): Likewise.
28703 * vec.h (VEC_safe_grow_cleared): New.
28705 2007-01-02 Ian Lance Taylor <iant@google.com>
28707 * c-common.c (c_common_truthvalue_conversion): When warning about
28708 using an assignment as a truth value, set TREE_NO_WARNING.
28710 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28713 * c.opt (Wold-style-declaration): New.
28714 * doc/invoke.texi (C-only Warning Options): New.
28715 (Wold-style-declaration): Document it.
28716 (Wextra): Enabled by -Wextra.
28717 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28718 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28719 -Wold-style-declaration.
28721 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28723 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28724 * cfgbuild.c (find_basic_blocks): Likewise.
28725 * cfgrtl.c (rtl_create_basic_block): Likewise.
28726 * function.c (temp_slots_at_level): Likewise.
28727 * reg-stack.c (stack_regs_mentioned): Likewise.
28728 * regclass.c (allocate_reg_info): Likewise.
28729 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28730 set_bb_for_stmt, move_block_to_fn): Likewise.
28731 * tree-complex.c (tree_lower_complex): Likewise.
28732 * vec.h (VEC_safe_grow_cleared): New.
28734 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28736 * c-common.c (c_common_nodes_and_builtins): Since variants of
28737 void_type_node get built before it is given a name, we need to
28738 give those variants the name, too.
28739 (complete_array_type): We need to work with the canonical main
28740 type of the array, from which we will build the qualified version.
28741 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28742 * print-tree.c (print_node): Display canonical type information
28744 * stor-layout.c (layout_type): When we don't know the
28745 alignment of a type for which we're building an array, we end up
28746 guessing wrong, so make the type require structural equality.
28747 * tree.c (make_node_stat): When we build a new type, it is its
28748 own canonical type.
28749 (build_type_attribute_qual_variant): When building an attribute
28750 variant, its canonical type is the non-attribute variant. However,
28751 if the attributes are target-dependent and they differ, we need to
28752 use structural equality checks for this type.
28753 (build_qualified_type): A qualified type is not equivalent to its
28754 unqualified variant; set the canonical type appropriately.
28755 (build_distinct_type_copy): When building a distinct type from
28756 another type, the new type is its own canonical type.
28757 (build_variant_type_copy): When building a new type variant, we
28758 assume that it is equivalent to the original type.
28759 (build_pointer_type_for_mode): When building a pointer type, also
28760 build a canonical type pointer.
28761 (build_reference_type_for_mode): When building a reference type,
28762 also build a canonical type reference.
28763 (build_index_type): When we can't hash an index type (e.g.,
28764 because its maximum value is negative), the index type requires
28765 structural equality tests.
28766 (build_array_type): Build the canonical form of an array type.
28767 (build_function_type): Function types require structural equality,
28768 because they contain default arguments, attributes, etc.
28769 (build_method_type_directly): Ditto for method types.
28770 (build_offset_type): Build the canonical offset type.
28771 (build_complex_type): Build the canonical vector type.
28772 (make_vector_type): Build the canonical vector type.
28773 * tree.h (TYPE_CANONICAL): New.
28774 (TYPE_STRUCTURAL_EQUALITY_P): New.
28775 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28776 (struct tree_type): Added "canonical" field.
28777 * params.h (VERIFY_CANONICAL_TYPES): New.
28778 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28779 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28780 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28781 * doc/invoke.texi (verify-canonical-types): Document --param
28782 parameter for verifying canonical types.
28784 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28786 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28787 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28788 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28789 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28791 * config/rs6000/e500.h: New.
28792 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28793 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28795 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28796 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28797 TARGET_E500_DOUBLE): Remove.
28798 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28799 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28800 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28801 * config/rs6000/rs6000.c (rs6000_override_options): Use
28802 CHECK_E500_OPTIONS.
28804 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28806 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28807 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28808 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28809 rs6000_emit_cmove): Don't check TARGET_E500.
28810 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28811 sordered): Don't check TARGET_E500.
28813 2007-01-01 Eric Christopher <echristo@apple.com>
28815 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28816 HARD_REGISTER_NUM_P.
28818 2007-01-01 Roger Sayle <roger@eyesopen.com>
28820 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28821 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28822 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28825 2007-01-01 Mike Stump <mrs@apple.com>
28827 * configure.ac: Remove support for building with Apple's gcc-3.1.
28829 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28831 PR middle-end/30311
28832 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28833 REG is a hard register. Do not modify REG before calling
28835 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28836 multiple of the size of YMODE for certain lowpart cases.
28838 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28840 PR middle-end/30253
28841 * gimplify (voidify_wrapper_expr): Update for
28842 GIMPLE_MODIFY_STMT.
28844 2007-01-01 Andreas Schwab <schwab@suse.de>
28847 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28848 save of BR0 in extra_spill_size instead of spill_size.
28849 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28851 (ia64_expand_epilogue): Restore BR0 from its new location.
28853 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28855 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28856 Use a temporary variable if the left hand side is not a gimple
28859 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28861 * gimplify.c (gimplify_return_expr): Make the temporary variable
28862 for the return expression, a gimple register variable.
28864 2007-01-01 Jan Hubicka <jh@suse.cz>
28866 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28869 2007-01-01 Mike Stump <mrs@apple.com>
28871 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28873 * config/darwin.c (machopic_select_rtx_section): Use
28874 HAVE_GAS_LITERAL16.
28875 (darwin_mergeable_constant_section): Likewise.
28876 * configure: Regenerate.
28877 * config.in: Regenerate.
28879 2007-01-01 Jan Hubicka <jh@suse.cz>
28880 Andrew Pinski <pinskia@gmail.com>
28882 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28883 before starting IPA passes.