1 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
7 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
10 * config/i386/i386.c (ix86_comp_type_attributes): Check
13 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
15 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
16 "move.l %a4,%a4" to produce nops.
17 * config/m68k/m68k.c (override_options): Reset align options,
18 if neccessary align macro isn't avaible.
20 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
22 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
24 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
26 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
28 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
30 (peephole pattern): Convert most of them to RTL peephole pattern.
32 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
34 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
35 (moved from fp compare patterns).
36 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
37 Cleanup predicates to relieve reload.
38 (conditional_trap): Reject conditional trap with fp condition.
39 * gcc/config/m68k/predicates.md (fp_src_operand): New, reject
40 certain constants early.
42 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
44 * gcc/final.c (final_scan_insn): Remove accidentally duplicated code.
46 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
48 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
49 Allow --with-tune=cell and --with-cpu=cell.
51 2007-09-24 David Edelsohn <edelsohn@gnu.org>
53 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
54 * config/rs6000/rs6000.opt (swdiv): Change option to ...
56 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
58 (TARGET_BUILTIN_RECIPROCAL): Use it.
59 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
60 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
61 (rs6000_emit_swrsqrtsf): New.
62 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
64 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
65 (divsf3): Remove swdiv support.
68 (rsqrt_internal1): New.
69 (divdf3): Remove swdiv support.
72 2007-09-24 Jakub Jelinek <jakub@redhat.com>
75 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
77 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
78 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
79 * tree.c (type_hash_eq): For FUNCTION_TYPE use
80 lang_hooks.type.type_hash_eq in addition to generic tests.
82 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
83 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
85 * tree-inline.h (eni_weights): Add field target_builtin_cost to
86 reflect the cost per call to a target specific builtin.
87 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
88 call to a target specific builtin, then use target_builtin_call_cost.
89 (init_inline_once): Initialize target_builtin_call_cost field.
91 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
94 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
97 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
99 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
100 * configure: Regenerated.
102 2007-09-23 Ollie Wild <aaw@google.com>
104 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
106 (get_pointer_modulus_and_residue): New function.
108 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
110 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
111 combine an SC return value into a single register.
113 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
115 * opth-gen.awk (target_flags_explicit): Declare.
116 * toplev.h (target_flags_explicit): Delete declaration.
117 * toplev.c (target_flags): Likewise.
118 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
119 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
120 Never return true for TARGET_MIPS16.
121 * config/mips/mips.c (mips_llsc): Delete.
122 (mips_handle_option): Remove -mllsc handling.
123 (mips_strip_unspec_address): Tweak comment.
124 * config/mips/mips.opt (mllsc): Use a target mask.
126 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
128 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
129 word_mode as well as Pmode.
131 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
133 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
134 parameters from word_mode to the subword type if such a truncation
137 2007-09-23 Jakub Jelinek <jakub@redhat.com>
139 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
140 * configure: Regenerated.
142 2007-09-23 Jan Hubicka <jh@suse.cz>
144 * params.def (INLINE_CALL_COST): Set to 12.
145 * invoke.texi (inline-call-cost): Update default value.
147 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
149 * config/alpha/alpha.md (movti): Use operand_subword for the split.
151 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
152 Revital Eres <eres@il.ibm.com>
154 * modulo-sched.c (doloop_register_get): Rewrite the loop which
155 checks whether the count_reg is found outside the control part.
157 2007-09-23 Jakub Jelinek <jakub@redhat.com>
159 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
160 instead of checking CALL_EXPR_FN directly to test for builtins.
161 If error or warning attributes are present, print
163 * c-common.c (handle_error_attribute): New function.
164 (c_common_attribute_table): Add error and warning
166 * doc/extend.texi: Document error and warning attributes.
168 * tree.h (block_nonartificial_location): New prototype.
169 * tree.c (block_nonartificial_location): New function.
170 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
171 if artificial attribute is present on abstract inline decl.
172 * c-common.c (handle_artificial_attribute): New function.
173 (c_common_attribute_table): Add artificial attribute.
174 * final.c (override_filename, override_linenum): New variables.
175 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
176 and override_linenum if inside of a block inlined from
177 __attribute__((__artificial__)) function.
178 (notice_source_line): Honor override_filename and override_linenum.
179 * doc/extend.texi: Document __attribute__((__artificial__)).
180 * config/i386/emmintrin.h: Add __artificial__ attribute to
181 all __always_inline__ functions.
182 * config/i386/mmintrin.h: Likewise.
183 * config/i386/tmmintrin.h: Likewise.
184 * config/i386/mm3dnow.h: Likewise.
185 * config/i386/pmmintrin.h: Likewise.
186 * config/i386/ammintrin.h: Likewise.
187 * config/i386/xmmintrin.h: Likewise.
188 * config/i386/smmintrin.h: Likewise.
189 * config/i386/bmmintrin.h: Likewise.
190 * config/i386/mmintrin-common.h: Likewise.
193 * expr.c (expand_constructor): New function.
194 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
195 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
198 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
200 * config/mips/mips.c (dump_constants_1): Generalize to include
201 fractional and accumulator modes.
203 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
205 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
206 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
208 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
209 TARGET_HARD_FLOAT when testing whether -mpaired-single is
211 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
213 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
215 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
216 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
218 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
219 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
220 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
222 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
224 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
225 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
226 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
228 2007-09-22 Jason Merrill <jason@redhat.com>
231 * attribs.c (lookup_attribute_spec): Split out...
232 (decl_attributes): From here.
233 * tree.h: Declare it.
235 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
237 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
239 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
241 * tree-inline.c (remap_type_1): Correctly chain variants.
243 2007-09-22 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/33146
246 * fold-const.c (fold_binary): Use the original tree
248 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
251 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
254 * except.c (finish_eh_generation): Call commit_edge_insertions if
255 there are insns queued on the entry edge.
256 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
259 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
261 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
263 2007-09-19 Michael Meissner <michael.meissner@amd.com>
265 * gcc/config/i386/i386.c: Delete trailing whitespace.
266 * gcc/config/i386/i386.h: Ditto.
267 * gcc/config/i386/bmmintrin.h: Ditto.
268 * gcc/config/i386/sync.md: Ditto.
269 * gcc/config/i386/ppro.md: Ditto.
270 * gcc/config/i386/mmx.md: Ditto.
271 * gcc/config/i386/constraints.md: Ditto.
272 * gcc/config/i386/sse.md: Ditto.
273 * gcc/config/i386/athlon.md: Ditto.
274 * gcc/config/i386/i386.md: Ditto.
276 2007-09-21 Richard Guenther <rguenther@suse.de>
278 PR tree-optimization/33508
279 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
280 quadratic loop by keeping a bitmap of variables we have
281 to clobber all subvariables for.
282 (set_initial_properties): Likewise.
284 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
286 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
288 2007-09-20 Nigel Stephens <nigel@mips.com>
289 Chao-ying Fu <fu@mips.com>
291 * c-decl.c (finish_declspecs): When _Sat is used without
292 _Fract or _Accum, set the default type to cts_fract.
293 This avoids a warning of "type defaults to int".
295 2007-09-20 Joseph Myers <joseph@codesourcery.com>
297 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
298 bit-fields wider than one bit.
300 2007-09-20 Jakub Jelinek <jakub@redhat.com>
303 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
305 * dbxout.c (dbxout_type): Likewise.
309 * gimplify.c (gimplify_vla_decl): New function.
310 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
312 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
314 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
316 * doc/invoke.texi (-minterlink-mips16): Document.
317 * config/mips/mips.opt (minterlink-mips16): New option.
318 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
321 2007-09-20 Joseph Myers <joseph@codesourcery.com>
323 * doc/extend.texi (Attribute Syntax): Remove old speculative
326 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
328 * combine.c: Include cgraph.h.
329 (setup_incoming_promotions): Rework to allow more aggressive
330 elimination of sign extensions when all call sites of the
331 current function are known to lie within the current unit.
333 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
335 * dse.c (find_shift_sequence): No-op rework of control flow.
337 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
339 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
340 GPR for DCmode on 64-bit targets. Remove redundant fallback.
342 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
344 * cfgexpand.c (dump_stack_var_partition): Use the correct
345 index for the offset.
347 2007-09-19 Joseph Myers <joseph@codesourcery.com>
349 * config/mips/sde.h: Switch to GPLv3.
351 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
353 * tree-sra.c (decide_block_copy): Decide if there are groups.
355 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
357 * config/m68k/m68k.c (output_move_himode): Remove jump table
359 config/m68k/m68k.md (lea): Likewise.
360 * config/m68k/m68k.c (print_operand_address): Use simple pc
363 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
365 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
366 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
368 (asm_insn_count): Pass template as second argument to it.
369 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
370 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
371 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
372 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
373 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
374 (sh_insn_length_adjustment): Pass template as second argument to it.
375 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
377 * config/bfin/bfin.md (define_asm_attributes): New.
379 2007-09-19 Jie Zhang <jie.zhang@analog.com>
381 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
383 * config/bfin/print-sysroot-suffix.sh: New.
384 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
385 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
386 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
387 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
388 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
389 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
390 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
391 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
392 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
393 (linux-sysroot-suffix.h): New target.
394 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
395 (mspecld-anomaly): Likewise.
396 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
397 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
398 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
399 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
400 (bfin_si_revision): Declare.
401 (bfin_workarounds): Declare.
402 (WA_SPECULATIVE_LOADS): Define.
403 (ENABLE_WA_SPECULATIVE_LOADS): Define.
404 (WA_SPECULATIVE_SYNCS): Define.
405 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
406 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
407 (LIB_SPEC): Add %s to the linker scripts.
408 Use proper linker script for bf522, bf525, bf527,
409 bf538, bf539, bf542, bf544, bf548, and bf549.
410 * config/bfin/bfin.c (bfin_si_revision): Define.
411 (bfin_workarounds): Define.
412 (struct bfin_cpu): New.
414 (bfin_handle_option): Handle silicon revision part of -mcpu option.
415 (override_options): Set bfin_workarounds.
416 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
417 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
418 ENABLE_WA_SPECULATIVE_LOADS.
419 (bfin_reorg): Likewise.
420 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
421 macros for bf522, bf525, bf527, bf538, bf539,
422 bf542, bf544, bf548, and bf549.
423 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
424 Don't define __ID_SHARED_LIB__ when -msep-data.
425 (TARGET_DEFAULT): Define as 0.
426 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
427 * doc/invoke.texi (Blackfin Options): Document silicon
428 revision part of -mcpu option and it now accepts bf522, bf525,
429 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
431 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
433 * alias.c (memory_modified_1): Deconstify.
434 (memory_modified_in_insn_p): Don't use const_note_stores.
435 * rtl.h (const_note_stores): Delete.
436 * rtlanal.c (const_note_stores): Likewise.
438 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
440 * dse.c (find_shift_sequence): Temporarily revert to forbidding
443 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
447 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
448 (addsi_small_int): Likewise.
449 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
450 (one_cmplsi2): Likewise.
452 (enter_func): Expand insn using hard_frame_pointer_rtx and
455 * config/fr30/fr30.c (fr30_expand_prologue): Check for
456 hard_frame_pointer_rtx instead of using REGNO() check.
457 Properly sign extend GEN_INT() argument.
459 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
461 * config/m68k/m68k.c (override_options): Remove USE_GAS,
463 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
464 alternatives with just jcc.
465 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
466 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
467 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
468 dbge_hi, dbge_si): Likewise.
470 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
472 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
473 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
474 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
475 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
476 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
478 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
480 * config/m68k/m68k-devices.def (51qe): New device.
481 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
482 to all uses of FL_FOR_isa_c for compatibility.
483 (all_microarchs): Add cfv1 microarchitecture.
484 (m68k_handle_option): Handle m51qe option.
485 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
486 (TUNE_CFV1): New macro.
487 (enum uarch_type): Add ucfv1.
488 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
490 2007-09-18 Richard Guenther <rguenther@suse.de>
492 PR tree-optimization/31863
493 * tree-ssa-structalias.c (create_variable_info_for): Always
496 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
498 * opts.c (decode_options): Enable vectorization under -O3.
500 2007-09-18 Richard Guenther <rguenther@suse.de>
502 PR tree-optimization/33340
503 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
504 SSA_NAMEs that occur in abnormal PHI nodes.
506 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
508 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
509 Don't use const_get_call_expr_in.
510 * tree-gimple.c (const_get_call_expr_in): Delete.
511 * tree-gimple.h (const_get_call_expr_in): Likewise.
513 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
515 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
516 not yet have a basic block.
517 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
519 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
521 * config/mips/mips.c (mips_file_start): Add ".previous" directives
524 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
526 * config/mips/mips.c (mips_output_mi_thunk): Use
527 mips_function_ok_for_sibcall and const_call_insn_operand
528 to determine if a direct sibcall is allowed. Use
529 mips_classify_symbol to determine a global pointer is needed.
531 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
533 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
535 2007-09-17 Chao-ying Fu <fu@mips.com>
536 Nigel Stephens <nigel@mips.com>
538 * config/fixed-bit.h: New file.
539 * config/fixed-bit.c: New file.
540 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
542 2007-09-18 Jakub Jelinek <jakub@redhat.com>
544 * c-format.h (format_kind_info): Add alloc_char field.
545 * c-format.c (scanf_flag_specs): Add 'm'.
546 (scanf_flag_pairs): Add 'a', 'm' pair.
547 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
548 (format_types_orig): Add alloc_char fields.
549 (check_format_info_main): Rename aflag to alloc_flag.
550 Handle fki->alloc_char. modifier after width and before length
551 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
552 length modifiers as well.
553 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
556 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
557 returned by build_call_expr.
559 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
561 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
562 NULL for variable-sized records too.
563 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
565 2007-09-17 Tom Tromey <tromey@redhat.com>
567 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
568 (c_builtin_function): Likewise.
569 (grokdeclarator): Likewise.
571 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
573 PR rtl-optimization/26449
574 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
575 (seq_insns_valid_p): Removed.
577 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
579 * tree-nomudflap.c (gate_mudflap): New static function.
580 (pass_mudflap_1): Use it as gate function.
581 (pass_mudflap_2): Likewise.
583 2007-09-17 Jan Hubicka <jh@suse.cz>
587 * loop-invariant.c (move_invariant_reg): Unshare sequence.
589 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
591 PR tree-optimization/33319
592 * tree-vect-analyze.c (vect_same_range_drs): New.
593 (vect_vfa_range_equal): New.
594 (vect_is_duplicate_ddr): Removed.
595 (vect_mark_for_runtime_alias_test): Do not perform marking when
596 optimizing for size or max_param for alias checking is zero.
597 Move the function before vect_analyze_data_ref_dependence.
598 (vect_analyze_data_ref_dependence): Add call to
599 vect_mark_for_runtime_alias_test in two cases when dependence
601 (vect_analyze_data_ref_dependences): Do not call to
602 vect_mark_for_runtime_alias_test.
603 (vect_prune_runtime_alias_test_list): New.
604 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
605 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
606 Update vec_outside_cost.
607 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
608 (vect_create_cond_for_alias_checks): Build the base address of data
609 reference from DR_GROUP_FIRST_DR.
610 (vect_loop_versioning): New.
611 (vect_transform_loop): Add a call to vect_loop_versioning.
612 Remove factored out code.
614 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
617 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
620 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
622 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
623 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
624 Fix the call to insn_rtx_cost. Skip access sizes that require a
625 real truncation of the store register. Use convert_move instead
626 of gen_lowpart when narrowing the result.
627 (replace_read): Use convert_move instead of gen_lowpart when
628 narrowing the store rhs.
630 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
632 * config/mips/mips.md (SHORT): Fix long line.
633 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
634 to QImode and HImode.
636 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
638 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
640 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
642 * tree-parloops.c: New file.
643 * tree-ssa-operands.h (free_stmt_operands): Declare.
644 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
646 * tree-pass.h (pass_parallelize_loops): Declare.
647 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
649 (build_omp_regions_1): Allow analysing just a single OMP region and
651 ( build_omp_regions_root, omp_expand_local): New functions.
652 (build_omp_regions): Add argument to build_omp_regions_1 call.
653 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
654 autoparallelization is run.
655 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
656 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
657 pass_parallelize_loops): New.
658 * common.opt (ftree-parallelize-loops): New.
659 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
660 parallelize_loops): Declare.
661 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
662 * Makefile.in (tree-parloops.o): Added.
663 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
665 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
666 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
667 one extra edge as well.
668 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
669 Use VEC_free to free doms vector.
670 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
671 operands. Recompute operand caches in the new function.
672 (move_sese_region_to_fn): Update loop info.
673 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
674 * tree-ssa-operands.c (free_stmt_operands): New function.
676 * doc/passes.texi: Document autoparallelization.
677 * doc/invoke.texi (-ftree-parallelize-loops): New option.
679 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
682 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
685 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
687 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
689 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
690 get_vectype_for_scalar_type succeeded.
691 (vectorizable_conversion): Likewise.
693 2007-09-14 Jan Hubicka <jh@suse.cz>
695 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
698 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
701 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
702 register when operands[2] equals operands[1].
703 (remainderxf3): Ditto.
705 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
706 Nigel Stephens <nigel@mips.com>
708 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
709 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
710 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
712 (_Unwind_ForcedUnwind): Likewise.
713 (_Unwind_Resume): Likewise.
714 (_Unwind_Resume_or_Rethrow): Likewise.
715 (_Unwind_Backtrace): Likewise.
716 (_Unwind_SjLj_RaiseException): Likewise.
717 (_Unwind_SjLj_ForcedUnwind): Likewise.
718 (_Unwind_SjLj_Resume): Likewise.
719 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
720 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
722 (_Unwind_ForcedUnwind): Likewise.
723 (_Unwind_Resume): Likewise.
724 (_Unwind_Resume_or_Rethrow): Likewise.
725 (_Unwind_Backtrace): Likewise.
726 * unwind-compat.c (_Unwind_Backtrace): Likewise.
727 (_Unwind_ForcedUnwind): Likewise.
728 (_Unwind_RaiseException): Likewise.
729 (_Unwind_Resume): Likewise.
730 (_Unwind_Resume_or_Rethrow): Likewise.
732 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
733 nomips16 mode when IN_LIBGCC2 with hard float.
735 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
737 * config/mips/sdemtk.opt: Update to GPLv3.
738 * config/mips/sdemtk.h: Likewise.
740 2007-09-14 Nigel Stephens <nigel@mips.com>
742 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
743 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
744 for mipsisa32-*-linux*.
746 2007-09-14 Nigel Stephens <nigel@mips.com>
747 David Ung <davidu@mips.com>
748 Thiemo Seufer <ths@mips.com>
749 Richard Sandiford <richard@codesourcery.com>
751 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
752 * configure.ac: Add a mipssde threading type.
753 * configure: Regenerate.
754 * config/mips/sdemtk.h: New file.
755 * config/mips/t-sdemtk: Likewise.
756 * config/mips/sdemtk.opt: Likewise.
757 * gthr-mipssde.h: Likewise.
758 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
759 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
760 (MIPS_ICACHE_SYNC): New macro, split from ...
761 * config/mips/mips.md (clear_cache): ...here.
762 * config/mips/mips.c (mips_save_reg_p): Check
763 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
764 (build_mips16_function_stub): Use targetm.strip_name_encoding.
765 (build_mips16_call_stub): Likewise.
767 2007-09-14 Richard Sandiford <richard@codesourcery.com>
769 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
771 2007-09-14 Jakub Jelinek <jakub@redhat.com>
774 * config/ia64/ia64.c (find_gr_spill): Don't decrement
775 current_frame_info.n_local_regs. Don't return emitted local
777 (ia64_compute_frame_size): Improve unwind hack to put
778 RP, PFS, FP in that order by allowing some of the registers
779 been already emitted, as long as they are emitted to the
782 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
784 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
785 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
786 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
788 2007-09-13 Eric Christopher <echristo@apple.com>
789 Kenneth Zadeck <zadeck@naturalbridge.com>
791 * dse.c (find_shift_sequence): New function.
792 (replace_read): Add case to remove read if it requires shift.
793 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
795 2007-09-13 Tom Tromey <tromey@redhat.com>
797 * c-common.c (fname_as_string): Update.
798 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
799 (c_lex_one_token): Update. Add 'parser' argument.
800 (c_parser_simple_asm_expr): Update.
801 (c_parser_attributes): Update.
802 (c_parser_asm_statement): Update.
803 (c_parser_asm_operands): Update.
804 (c_parser_peek_token): Update.
805 (c_parser_peek_2nd_token): Update.
806 * c-lex.c (c_lex_string_translate): Remove.
807 (c_lex_return_raw_strings): Likewise.
808 (c_lex_with_flags): Added 'lex_flags' argument.
809 (lex_string): Added 'translate' argument.
810 * c-pragma.h (c_lex_with_flags): Update.
811 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
812 (C_LEX_STRING_NO_TRANSLATE): New define.
813 (C_LEX_RAW_STRINGS): Likewise.
815 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
818 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
819 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
820 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
821 (bfin_init_builtins): Initialize __builtin_bfin_ones,
822 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
823 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
824 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
825 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
826 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
827 (bdesc_1arg): Add __builtin_bfin_ones.
828 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
829 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
830 and __builtin_bfin_csqu_fr16.
831 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
832 (ones): New define_insn.
833 (ssaddhi3_parts): New define_insn.
834 (sssubhi3_parts): New define_insn.
835 (flag_mulhi_parts): New define_insn.
837 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
839 * common.opt (femit-class-debug-always): Turn off by default.
841 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
843 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
844 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
846 2007-09-13 James E. Wilson <wilson@specifix.com>
848 PR tree-optimization/33389
849 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
850 then set build_loads before returning.
852 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
853 David Ung <davidu@mips.com>
855 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
856 {d}addiu and a negative immediate such that it works with MIPS16
859 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
862 * configure.ac (ld_vers): Support Linux linker.
863 * configure: Regenerated.
865 2007-09-13 Richard Sandiford <richard@codesourcery.com>
866 Sandra Loosemore <sandra@codesourcery.com>
868 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
869 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
870 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
871 nomips16 into decl attributes.
872 (TARGET_INSERT_ATTRIBUTES): Override.
873 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
874 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
875 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
876 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
877 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
878 (mips_use_mips16_mode_p): Reimplement as a function that takes
879 a decl and considers only decl attributes. If the decl is nested
880 function, use its parent attributes.
881 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
882 instead of SYMBOL_REF_MIPS16_FUNC_P.
883 (mips_set_mips16_mode): Move call to sorry here from old
884 mips_use_mips16_mode_p.
885 (mflip_mips16_entry): New structure.
886 (mflip_mips16_htab): New variable.
887 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
888 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
889 (mips_merge_decl_attributes): New function.
890 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
891 Use mips_use_mips16_mode_p.
892 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
893 SYMBOL_REF_MIPS16_FUNC_P.
894 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
896 2007-09-13 Richard Sandiford <richard@codesourcery.com>
898 * c-parser.c (c_parser_struct_declaration): Check for a null return.
900 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
903 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
905 2007-09-12 Michael Meissner <michael.meissner@amd.com>
906 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
907 Tony Linthicum <tony.linthicum@amd.com>
909 * tree.h (function_args_iterator): New type to iterate over
911 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
912 function arguments providing a pointer to the argument.
913 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
914 function arguments providing the argument.
915 (function_args_iter_init): Inline function to initialize
916 function_args_iterator.
917 (function_args_iter_cond_ptr): Inline function to return the next
918 pointer to hold the argument.
919 (function_args_iter_cond): Inline function to return the next
921 (function_args_iter_cond_next): Advance the function args
923 (stdarg_p): New function, return true if variable argument
925 (prototype_p): New function, return true if function is
927 (function_args_count): New function, count the number of arguments
930 * tree.c (stdarg_p): New function, return true if variable
932 (prototype_p): New function, return true if function is
935 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
936 (TARGET_ROUND): New macro for the round/ptest instructions which
937 are shared between SSE4.1 and SSE5.
938 (OPTION_MASK_ISA_ROUND): Ditto.
939 (OPTION_ISA_ROUND): Ditto.
940 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
941 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
943 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
944 (-mfused-madd): New switch to give users control over whether the
945 compiler optimizes to use the multiply/add SSE5 instructions.
947 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
948 m_ATHLON_K8_AMDFAM10, and change all uses.
949 (enum pta_flags): Add PTA_SSE5.
950 (ix86_handle_option): Turn off 3dnow if -msse5.
951 (override_options): Add SSE5 support.
952 (print_operand): %Y prints comparison codes for SSE5 com/pcom
954 (ix86_expand_sse_movcc): Add SSE5 support.
955 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
956 vector type to the next largest size.
957 (ix86_expand_sse5_pack): New function to use pperm to pack a
958 vector type to the next smallest size.
959 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
960 (IX86_BUILTIN_FMADDSD): Ditto.
961 (IX86_BUILTIN_FMADDPS): Ditto.
962 (IX86_BUILTIN_FMADDPD): Ditto.
963 (IX86_BUILTIN_FMSUBSS): Ditto.
964 (IX86_BUILTIN_FMSUBSD): Ditto.
965 (IX86_BUILTIN_FMSUBPS): Ditto.
966 (IX86_BUILTIN_FMSUBPD): Ditto.
967 (IX86_BUILTIN_FNMADDSS): Ditto.
968 (IX86_BUILTIN_FNMADDSD): Ditto.
969 (IX86_BUILTIN_FNMADDPS): Ditto.
970 (IX86_BUILTIN_FNMADDPD): Ditto.
971 (IX86_BUILTIN_FNMSUBSS): Ditto.
972 (IX86_BUILTIN_FNMSUBSD): Ditto.
973 (IX86_BUILTIN_FNMSUBPS): Ditto.
974 (IX86_BUILTIN_FNMSUBPD): Ditto.
975 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
976 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
977 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
978 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
979 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
980 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
981 (IX86_BUILTIN_PPERM): Ditto.
982 (IX86_BUILTIN_PERMPS): Ditto.
983 (IX86_BUILTIN_PERMPD): Ditto.
984 (IX86_BUILTIN_PMACSSWW): Ditto.
985 (IX86_BUILTIN_PMACSWW): Ditto.
986 (IX86_BUILTIN_PMACSSWD): Ditto.
987 (IX86_BUILTIN_PMACSWD): Ditto.
988 (IX86_BUILTIN_PMACSSDD): Ditto.
989 (IX86_BUILTIN_PMACSDD): Ditto.
990 (IX86_BUILTIN_PMACSSDQL): Ditto.
991 (IX86_BUILTIN_PMACSSDQH): Ditto.
992 (IX86_BUILTIN_PMACSDQL): Ditto.
993 (IX86_BUILTIN_PMACSDQH): Ditto.
994 (IX86_BUILTIN_PMADCSSWD): Ditto.
995 (IX86_BUILTIN_PMADCSWD): Ditto.
996 (IX86_BUILTIN_PHADDBW): Ditto.
997 (IX86_BUILTIN_PHADDBD): Ditto.
998 (IX86_BUILTIN_PHADDBQ): Ditto.
999 (IX86_BUILTIN_PHADDWD): Ditto.
1000 (IX86_BUILTIN_PHADDWQ): Ditto.
1001 (IX86_BUILTIN_PHADDDQ): Ditto.
1002 (IX86_BUILTIN_PHADDUBW): Ditto.
1003 (IX86_BUILTIN_PHADDUBD): Ditto.
1004 (IX86_BUILTIN_PHADDUBQ): Ditto.
1005 (IX86_BUILTIN_PHADDUWD): Ditto.
1006 (IX86_BUILTIN_PHADDUWQ): Ditto.
1007 (IX86_BUILTIN_PHADDUDQ): Ditto.
1008 (IX86_BUILTIN_PHSUBBW): Ditto.
1009 (IX86_BUILTIN_PHSUBWD): Ditto.
1010 (IX86_BUILTIN_PHSUBDQ): Ditto.
1011 (IX86_BUILTIN_PROTB): Ditto.
1012 (IX86_BUILTIN_PROTW): Ditto.
1013 (IX86_BUILTIN_PROTD): Ditto.
1014 (IX86_BUILTIN_PROTQ): Ditto.
1015 (IX86_BUILTIN_PROTB_IMM): Ditto.
1016 (IX86_BUILTIN_PROTW_IMM): Ditto.
1017 (IX86_BUILTIN_PROTD_IMM): Ditto.
1018 (IX86_BUILTIN_PROTQ_IMM): Ditto.
1019 (IX86_BUILTIN_PSHLB): Ditto.
1020 (IX86_BUILTIN_PSHLW): Ditto.
1021 (IX86_BUILTIN_PSHLD): Ditto.
1022 (IX86_BUILTIN_PSHLQ): Ditto.
1023 (IX86_BUILTIN_PSHAB): Ditto.
1024 (IX86_BUILTIN_PSHAW): Ditto.
1025 (IX86_BUILTIN_PSHAD): Ditto.
1026 (IX86_BUILTIN_PSHAQ): Ditto.
1027 (IX86_BUILTIN_FRCZSS): Ditto.
1028 (IX86_BUILTIN_FRCZSD): Ditto.
1029 (IX86_BUILTIN_FRCZPS): Ditto.
1030 (IX86_BUILTIN_FRCZPD): Ditto.
1031 (IX86_BUILTIN_CVTPH2PS): Ditto.
1032 (IX86_BUILTIN_CVTPS2PH): Ditto.
1033 (IX86_BUILTIN_COMEQSS): Ditto.
1034 (IX86_BUILTIN_COMNESS): Ditto.
1035 (IX86_BUILTIN_COMLTSS): Ditto.
1036 (IX86_BUILTIN_COMLESS): Ditto.
1037 (IX86_BUILTIN_COMGTSS): Ditto.
1038 (IX86_BUILTIN_COMGESS): Ditto.
1039 (IX86_BUILTIN_COMUEQSS): Ditto.
1040 (IX86_BUILTIN_COMUNESS): Ditto.
1041 (IX86_BUILTIN_COMULTSS): Ditto.
1042 (IX86_BUILTIN_COMULESS): Ditto.
1043 (IX86_BUILTIN_COMUGTSS): Ditto.
1044 (IX86_BUILTIN_COMUGESS): Ditto.
1045 (IX86_BUILTIN_COMORDSS): Ditto.
1046 (IX86_BUILTIN_COMUNORDSS): Ditto.
1047 (IX86_BUILTIN_COMFALSESS): Ditto.
1048 (IX86_BUILTIN_COMTRUESS): Ditto.
1049 (IX86_BUILTIN_COMEQSD): Ditto.
1050 (IX86_BUILTIN_COMNESD): Ditto.
1051 (IX86_BUILTIN_COMLTSD): Ditto.
1052 (IX86_BUILTIN_COMLESD): Ditto.
1053 (IX86_BUILTIN_COMGTSD): Ditto.
1054 (IX86_BUILTIN_COMGESD): Ditto.
1055 (IX86_BUILTIN_COMUEQSD): Ditto.
1056 (IX86_BUILTIN_COMUNESD): Ditto.
1057 (IX86_BUILTIN_COMULTSD): Ditto.
1058 (IX86_BUILTIN_COMULESD): Ditto.
1059 (IX86_BUILTIN_COMUGTSD): Ditto.
1060 (IX86_BUILTIN_COMUGESD): Ditto.
1061 (IX86_BUILTIN_COMORDSD): Ditto.
1062 (IX86_BUILTIN_COMUNORDSD): Ditto.
1063 (IX86_BUILTIN_COMFALSESD): Ditto.
1064 (IX86_BUILTIN_COMTRUESD): Ditto.
1065 (IX86_BUILTIN_COMEQPS): Ditto.
1066 (IX86_BUILTIN_COMNEPS): Ditto.
1067 (IX86_BUILTIN_COMLTPS): Ditto.
1068 (IX86_BUILTIN_COMLEPS): Ditto.
1069 (IX86_BUILTIN_COMGTPS): Ditto.
1070 (IX86_BUILTIN_COMGEPS): Ditto.
1071 (IX86_BUILTIN_COMUEQPS): Ditto.
1072 (IX86_BUILTIN_COMUNEPS): Ditto.
1073 (IX86_BUILTIN_COMULTPS): Ditto.
1074 (IX86_BUILTIN_COMULEPS): Ditto.
1075 (IX86_BUILTIN_COMUGTPS): Ditto.
1076 (IX86_BUILTIN_COMUGEPS): Ditto.
1077 (IX86_BUILTIN_COMORDPS): Ditto.
1078 (IX86_BUILTIN_COMUNORDPS): Ditto.
1079 (IX86_BUILTIN_COMFALSEPS): Ditto.
1080 (IX86_BUILTIN_COMTRUEPS): Ditto.
1081 (IX86_BUILTIN_COMEQPD): Ditto.
1082 (IX86_BUILTIN_COMNEPD): Ditto.
1083 (IX86_BUILTIN_COMLTPD): Ditto.
1084 (IX86_BUILTIN_COMLEPD): Ditto.
1085 (IX86_BUILTIN_COMGTPD): Ditto.
1086 (IX86_BUILTIN_COMGEPD): Ditto.
1087 (IX86_BUILTIN_COMUEQPD): Ditto.
1088 (IX86_BUILTIN_COMUNEPD): Ditto.
1089 (IX86_BUILTIN_COMULTPD): Ditto.
1090 (IX86_BUILTIN_COMULEPD): Ditto.
1091 (IX86_BUILTIN_COMUGTPD): Ditto.
1092 (IX86_BUILTIN_COMUGEPD): Ditto.
1093 (IX86_BUILTIN_COMORDPD): Ditto.
1094 (IX86_BUILTIN_COMUNORDPD): Ditto.
1095 (IX86_BUILTIN_COMFALSEPD): Ditto.
1096 (IX86_BUILTIN_COMTRUEPD): Ditto.
1097 (IX86_BUILTIN_PCOMEQUB): Ditto.
1098 (IX86_BUILTIN_PCOMNEUB): Ditto.
1099 (IX86_BUILTIN_PCOMLTUB): Ditto.
1100 (IX86_BUILTIN_PCOMLEUB): Ditto.
1101 (IX86_BUILTIN_PCOMGTUB): Ditto.
1102 (IX86_BUILTIN_PCOMGEUB): Ditto.
1103 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
1104 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
1105 (IX86_BUILTIN_PCOMEQUW): Ditto.
1106 (IX86_BUILTIN_PCOMNEUW): Ditto.
1107 (IX86_BUILTIN_PCOMLTUW): Ditto.
1108 (IX86_BUILTIN_PCOMLEUW): Ditto.
1109 (IX86_BUILTIN_PCOMGTUW): Ditto.
1110 (IX86_BUILTIN_PCOMGEUW): Ditto.
1111 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
1112 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
1113 (IX86_BUILTIN_PCOMEQUD): Ditto.
1114 (IX86_BUILTIN_PCOMNEUD): Ditto.
1115 (IX86_BUILTIN_PCOMLTUD): Ditto.
1116 (IX86_BUILTIN_PCOMLEUD): Ditto.
1117 (IX86_BUILTIN_PCOMGTUD): Ditto.
1118 (IX86_BUILTIN_PCOMGEUD): Ditto.
1119 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
1120 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
1121 (IX86_BUILTIN_PCOMEQUQ): Ditto.
1122 (IX86_BUILTIN_PCOMNEUQ): Ditto.
1123 (IX86_BUILTIN_PCOMLTUQ): Ditto.
1124 (IX86_BUILTIN_PCOMLEUQ): Ditto.
1125 (IX86_BUILTIN_PCOMGTUQ): Ditto.
1126 (IX86_BUILTIN_PCOMGEUQ): Ditto.
1127 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
1128 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
1129 (IX86_BUILTIN_PCOMEQB): Ditto.
1130 (IX86_BUILTIN_PCOMNEB): Ditto.
1131 (IX86_BUILTIN_PCOMLTB): Ditto.
1132 (IX86_BUILTIN_PCOMLEB): Ditto.
1133 (IX86_BUILTIN_PCOMGTB): Ditto.
1134 (IX86_BUILTIN_PCOMGEB): Ditto.
1135 (IX86_BUILTIN_PCOMFALSEB): Ditto.
1136 (IX86_BUILTIN_PCOMTRUEB): Ditto.
1137 (IX86_BUILTIN_PCOMEQW): Ditto.
1138 (IX86_BUILTIN_PCOMNEW): Ditto.
1139 (IX86_BUILTIN_PCOMLTW): Ditto.
1140 (IX86_BUILTIN_PCOMLEW): Ditto.
1141 (IX86_BUILTIN_PCOMGTW): Ditto.
1142 (IX86_BUILTIN_PCOMGEW): Ditto.
1143 (IX86_BUILTIN_PCOMFALSEW): Ditto.
1144 (IX86_BUILTIN_PCOMTRUEW): Ditto.
1145 (IX86_BUILTIN_PCOMEQD): Ditto.
1146 (IX86_BUILTIN_PCOMNED): Ditto.
1147 (IX86_BUILTIN_PCOMLTD): Ditto.
1148 (IX86_BUILTIN_PCOMLED): Ditto.
1149 (IX86_BUILTIN_PCOMGTD): Ditto.
1150 (IX86_BUILTIN_PCOMGED): Ditto.
1151 (IX86_BUILTIN_PCOMFALSED): Ditto.
1152 (IX86_BUILTIN_PCOMTRUED): Ditto.
1153 (IX86_BUILTIN_PCOMEQQ): Ditto.
1154 (IX86_BUILTIN_PCOMNEQ): Ditto.
1155 (IX86_BUILTIN_PCOMLTQ): Ditto.
1156 (IX86_BUILTIN_PCOMLEQ): Ditto.
1157 (IX86_BUILTIN_PCOMGTQ): Ditto.
1158 (IX86_BUILTIN_PCOMGEQ): Ditto.
1159 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
1160 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
1161 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
1162 OPTION_MASK_ISA_ROUND for instructions that are shared between
1164 (bdesc_2arg): Ditto.
1165 (bdesc_sse_3arg): Ditto.
1166 (enum multi_arg_type): New enum for describing the various SSE5
1167 intrinsic argument types.
1168 (bdesc_multi_arg): New table for SSE5 intrinsics.
1169 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
1170 (ix86_expand_multi_arg_builtin): New function for creating SSE5
1172 (ix86_expand_builtin): Add SSE5 intrinsic support.
1173 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
1174 operand instructions.
1175 (ix86_expand_sse5_multiple_memory): New function to split the
1176 second memory reference from SSE5 instructions.
1177 (type_has_variadic_args_p): Delete in favor of stdarg_p.
1178 (ix86_return_pops_args): Use stdarg_p to determine if the function
1179 has variable arguments.
1180 (ix86_setup_incoming_varargs): Ditto.
1181 (x86_this_parameter): Ditto.
1183 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
1185 (ix86_expand_sse5_pack): Ditto.
1186 (ix86_sse5_valid_op_p): Ditto.
1187 (ix86_expand_sse5_multiple_memory): Ditto.
1189 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
1190 constant for SSE5 support.
1191 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
1192 (UNSPEC_SSE5_TRUEFALSE): Ditto.
1193 (UNSPEC_SSE5_PERMUTE): Ditto.
1194 (UNSPEC_SSE5_ASHIFT): Ditto.
1195 (UNSPEC_SSE5_LSHIFT): Ditto.
1196 (UNSPEC_FRCZ): Ditto.
1197 (UNSPEC_CVTPH2PS): Ditto.
1198 (UNSPEC_CVTPS2PH): Ditto.
1199 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
1201 (COM_FALSE_S): Ditto.
1202 (COM_FALSE_P): Ditto.
1203 (COM_TRUE_S): Ditto.
1204 (COM_TRUE_P): Ditto.
1205 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
1206 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
1208 (memory attribute): Ditto.
1209 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1210 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
1211 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
1212 (floor<mode>2): Ditto.
1213 (ceil<mode>2): Ditto.
1214 (btrunc<mode>2): Ditto.
1215 (nearbyintdf2): Ditto.
1216 (nearbyintsf2): Ditto.
1217 (sse_setccsf): Disable if SSE5.
1218 (sse_setccdf): Ditto.
1219 (sse5_setcc<mode>): New support for SSE5 conditional move.
1220 (sse5_pcmov_<mode>): Ditto.
1222 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
1224 (SSEMODEF2P): Ditto.
1225 (ssemodesuffixf4): New mode attribute for SSE5.
1226 (ssemodesuffixf2s): Ditto.
1227 (ssemodesuffixf2c): Ditto.
1228 (sserotatemax): Ditto.
1229 (ssescalarmode): Ditto.
1230 (sse_maskcmpv4sf3): Disable if SSE5.
1231 (sse_maskcmpv2df3): Ditto.
1232 (sse_vmmaskcmpv4sf3): Ditto.
1233 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
1235 (sse5_vmfmadd<mode>4): Ditto.
1236 (sse5_fmsub<mode>4): Ditto.
1237 (sse5_vmfmsub<mode>4): Ditto.
1238 (sse5_fnmadd<mode>4): Ditto.
1239 (sse5_vmfnmadd<mode>4): Ditto.
1240 (sse5_fnmsub<mode>4): Ditto.
1241 (sse5_vmfnmsub<mode>4): Ditto.
1242 (sse5i_fmadd<mode>4): Ditto.
1243 (sse5i_fmsub<mode>4): Ditto.
1244 (sse5i_fnmadd<mode>4): Ditto.
1245 (sse5i_fnmsub<mode>4): Ditto.
1246 (sse5i_vmfmadd<mode>4): Ditto.
1247 (sse5i_vmfmsub<mode>4): Ditto.
1248 (sse5i_vmfnmadd<mode>4): Ditto.
1249 (sse5i_vmfnmsub<mode>4): Ditto.
1250 (mulv16qi3): Add SSE5 support.
1252 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
1253 (sse2_mulv4si3): Disable if SSE5.
1254 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
1255 (sse4_1_roundps): Ditto.
1256 (sse4_1_roundsd): Ditto.
1257 (sse4_1_roundss): Ditto.
1258 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
1260 (sse_maskcmpsf3): Ditto.
1261 (sse_vmmaskcmpv4sf3): Ditto.
1262 (sse2_maskcmpv2df3): Ditto.
1263 (sse2_maskcmpdf3): Ditto.
1264 (sse2_vmmaskcmpv2df3): Ditto.
1265 (sse2_eq<mode>3): Ditto.
1266 (sse2_gt<mode>3): Ditto.
1267 (sse5_pcmov_<mode>): Add SSE5 support.
1268 (vec_unpacku_hi_v16qi): Ditto.
1269 (vec_unpacks_hi_v16qi): Ditto.
1270 (vec_unpacku_lo_v16qi): Ditto.
1271 (vec_unpacks_lo_v16qi): Ditto.
1272 (vec_unpacku_hi_v8hi): Ditto.
1273 (vec_unpacks_hi_v8hi): Ditto.
1274 (vec_unpacku_lo_v8hi): Ditto.
1275 (vec_unpacks_lo_v8hi): Ditto.
1276 (vec_unpacku_hi_v4si): Ditto.
1277 (vec_unpacks_hi_v4si): Ditto.
1278 (vec_unpacku_lo_v4si): Ditto.
1279 (vec_unpacks_lo_v4si): Ditto.
1280 (sse5_pmacsww): New SSE5 intrinsic insn.
1281 (sse5_pmacssww): Ditto.
1282 (sse5_pmacsdd): Ditto.
1283 (sse5_pmacssdd): Ditto.
1284 (sse5_pmacssdql): Ditto.
1285 (sse5_pmacssdqh): Ditto.
1286 (sse5_pmacsdqh): Ditto.
1287 (sse5_pmacsswd): Ditto.
1288 (sse5_pmacswd): Ditto.
1289 (sse5_pmadcsswd): Ditto.
1290 (sse5_pmadcswd): Ditto.
1291 (sse5_pcmov_<move>): Conditional move support on SSE5.
1292 (sse5_phaddbw): New SSE5 intrinsic insn.
1293 (sse5_phaddbd): Ditto.
1294 (sse5_phaddbq): Ditto.
1295 (sse5_phaddwd): Ditto.
1296 (sse5_phaddwq): Ditto.
1297 (sse5_phadddq): Ditto.
1298 (sse5_phaddubw): Ditto.
1299 (sse5_phaddubd): Ditto.
1300 (sse5_phaddubq): Ditto.
1301 (sse5_phadduwd): Ditto.
1302 (sse5_phadduwq): Ditto.
1303 (sse5_phaddudq): Ditto.
1304 (sse5_phsubbw): Ditto.
1305 (sse5_phsubwd): Ditto.
1306 (sse5_phsubdq): Ditto.
1307 (sse5_pperm): Ditto.
1308 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
1309 (sse5_pperm_zero_v16qi_v8hi): Ditto.
1310 (sse5_pperm_sign_v8hi_v4si): Ditto.
1311 (sse5_pperm_zero_v8hi_v4si): Ditto.
1312 (sse5_pperm_sign_v4si_v2di): Ditto.
1313 (sse5_pperm_sign_v4si_v2di): Ditto.
1314 (sse5_pperm_pack_v2di_v4si): Ditto.
1315 (sse5_pperm_pack_v4si_v8hi): Ditto.
1316 (sse5_pperm_pack_v8hi_v16qi): Ditto.
1317 (sse5_perm<mode>): New SSE5 intrinsic insn.
1318 (rotl<mode>3): Ditto.
1319 (sse5_rotl<mode>3): Ditto.
1320 (sse5_ashl<mode>3): Ditto.
1321 (sse5_lshl<mode>3): Ditto.
1322 (sse5_frcz<mode>2): Ditto.
1323 (sse5s_frcz<mode>2): Ditto.
1324 (sse5_cvtph2ps): Ditto.
1325 (sse5_cvtps2ph): Ditto.
1326 (sse5_vmmaskcmp<mode>3): Ditto.
1327 (sse5_com_tf<mode>3): Ditto.
1328 (sse5_maskcmp<mode>3): Ditto.
1329 (sse5_maskcmp_uns<mode>3): Ditto.
1330 (sse5_maskcmp_uns2<mode>3): Ditto.
1331 (sse5_pcom_tf<mode>3): Ditto.
1333 * config/i386/predicates.md (const_0_to_31_operand): New predicate
1335 (sse5_comparison_float_operator): New predicate to match the
1336 comparison operators supported by the SSE5 com instruction.
1337 (ix86_comparison_int_operator): New predicate to match just the
1338 signed int comparisons.
1339 (ix86_comparison_uns_operator): New predicate to match just the
1340 unsigned int comparisons.
1342 * doc/invoke.texi (-msse5): Add documentation.
1343 (-mfused-madd): Ditto.
1345 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1347 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1349 (x86_64-*-*): Ditto.
1351 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1353 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1354 intrinisics for SSE5.
1356 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1359 * config/i386/mmintrin-common.h: New file, to contain common
1360 instructions between SSE4.1 and SSE5.
1362 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1363 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1364 (gen_regparm_prefix): Ditto.
1366 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1367 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1368 prototype_p to determine if a function is prototyped.
1370 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1372 * config/dfp-bit.c (dfp_conversion_exception): New function.
1373 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1374 (DFP_TO_INT): Ditto.
1375 (INT_TO_DFP): Ditto.
1376 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1378 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1381 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1382 before sp restoration even when total_size is 0, but
1383 frame_pointer_needed.
1385 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1387 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1388 (xtensa_copy_incoming_a7): Use start_sequence instead of
1389 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1390 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1391 of the saveregs sequence.
1393 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1395 * c-tree.h (grokfield): Add a "tree *" argument.
1396 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1397 Chain nested decl attributes to it. Don't call decl_attributes here.
1398 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1399 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1400 (grokfield): Take a pointer to the decl's attributes and pass
1401 it to grokdeclarator.
1402 * c-parser.c (c_parser_struct_declaration): Update the calls to
1403 grokfield. Call decl_attributes for anonymous struct and union
1406 2007-09-12 Jan Hubicka <jh@suse.cz>
1408 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1410 2007-09-12 Ira Rosen <irar@il.ibm.com>
1412 PR tree-optimization/32377
1413 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1414 between positive and negative dependence distance using DDR_REVERSED_P.
1416 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1418 PR tree-optimization/33373
1419 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1420 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1422 2007-09-12 Jan Hubicka <jh@suse.cz>
1425 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
1428 2007-09-12 Christian Bruel <christian.bruel@st.com>
1430 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1431 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1433 2007-09-12 Ira Rosen <irar@il.ibm.com>
1435 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1436 for oprnd1 if not required.
1437 (vectorizable_operation): Use scalar operand in SLP in case of
1438 shift with scalar argument.
1440 2007-09-12 Ira Rosen <irar@il.ibm.com>
1442 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1445 2007-09-11 James E. Wilson <wilson@specifix.com>
1447 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1448 TARGET_UNWIND_INFO is defined.
1449 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1452 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1454 * config/sh/sh.c (calc_live_regs): Use
1455 current_function_saves_all_registers instead of
1456 current_function_has_nonlocal_label.
1457 (sh_allocate_initial_value): Likewise.
1458 (sh_get_pr_initial_val): Likewise.
1459 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1460 * config/sh/sh.md (load_ra): Likewise.
1462 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1464 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1467 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1468 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1470 2007-09-12 Sa Liu <saliu@de.ibm.com>
1472 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1473 operands to DFmode GE or LE compares.
1475 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1477 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1478 REG_CLASS_NAMES): Add P0REGS.
1479 (REGNO_REG_CLASS): Return it where appropriate.
1480 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1481 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1482 * doc/md.texi (Blackfin family): Document 'q' constraints.
1484 2007-09-11 Steve Kenton <skenton@ou.edu>
1486 * pa/linux-unwind.h: Guard with inhibit_libc.
1487 * pa/hpux-unwind.h: Likewise.
1489 2007-09-11 David Daney <ddaney@avtrex.com>
1491 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1492 * doc/install.texi: Document new --with-llsc and --without-llsc
1494 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1495 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1496 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1498 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1499 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1500 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1501 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1502 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1503 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1504 * config/mips/mips.opt (mllsc): New option.
1505 * config/mips/mips.c (mips_llsc): Define variable.
1506 (mips_handle_option): Handle mllsc option.
1507 (override_options): Set mips_print_operand_punct for '|' and '-'.
1508 (print_operand): Add new %| and %- operand codes.
1509 * config/mips/mips.h (mips_llsc_setting): New enum type.
1510 (mips_llsc): Declare.
1511 (OPTION_DEFAULT_SPECS): Add llsc handling.
1512 (GENERATE_SYNC): New macro.
1513 (GENERATE_LL_SC): New macro.
1514 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1515 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1516 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1517 in %| and %- operand codes.
1519 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1521 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1522 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1524 2007-09-11 Jason Merrill <jason@redhat.com>
1527 * stor-layout.c (layout_decl): Do pack variable size fields.
1529 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1531 * config/m68k/predicates.md (movsi_const0_operand,
1532 non_symbolic_call_operand): New predicates.
1534 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1536 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1537 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1538 CW, CZ, CS, Ap and Ac.
1540 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1541 (constraints.md): New include.
1542 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1543 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1544 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1546 (pushdi): Add split.
1547 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1548 attributes. Split tstsi_internal_68020_cf from it.
1549 (tstsi_internal_68020_cf): New pattern.
1550 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1551 (tst<mode>_cf): Specify attributea.
1552 (cmpsi_cf): Name pattern. Specify attributes.
1553 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1554 (pushexthisi_const): Fix to use alternatives. Specify
1556 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1557 from it. Fix to use alternatives. Specify attributes.
1558 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1559 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1561 (movsf_cf_soft): Specify attributes.
1562 (movdf_cf_soft): Add split.
1563 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1564 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1565 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1566 (truncdfsf2_68881): Name pattern. Specify attributes.
1567 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1568 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1569 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1571 (addsi3_5200): Fix to use alternatives. Specify attributes.
1573 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1574 (subsi3): Add alternative for subq.l. Specify attributes.
1575 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1576 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1578 (umulhisi3): Specify attributes.
1579 (mulhisisi3_z): Name pattern. Specify attributes.
1580 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1581 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1582 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1583 bsetmemqi): Specify attributes.
1584 (bsetmemqi_ext): Name pattern. Specify attributes.
1585 (bclrmemqi): Specify attributes.
1586 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1587 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1589 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1590 pattern. Specify attributes.
1591 (jump): Specify attributes.
1592 (tablejump_internal): Name pattern. Specify attributes.
1593 (call_value): Split into non_symbolic_call_value,
1594 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1595 alternatives. Specify attributes.
1596 (non_symbolic_call_value, symbolic_call_value_jsr,
1597 symbolic_call_value_bsr): New patterns.
1598 (nop, return, unlink, indirect_jump): Specify attributes.
1599 (trap): Fix condition. Specify attributes.
1602 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1603 (override_options): Initialize it. Initialize m68k_sched_cpu.
1604 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1605 (const_method): Make global, rename to m68k_const_method.
1606 (const_int_cost, output_move_const_into_data_reg): Update.
1607 (output_move_double): Parametrize to emit rtl code, rename to
1609 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1610 emit_movsi): New static functions.
1611 (output_move_double): New function with semantics of old
1613 (m68k_emit_move_double): New function.
1614 (m68k_sched_cpu): New variable.
1615 (attr_op_type): New enum.
1616 (sched_guess_p): New variable.
1617 (sched_address_type, sched_operand_type, sched_attr_op_type):
1618 New static functions.
1619 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1620 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1621 (sched_branch_type): New static variable.
1622 (m68k_sched_branch_type): New function.
1623 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1624 (m68k_symbolic_call_var): Declare.
1625 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1626 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1627 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1628 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1631 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1633 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1634 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1635 error if __builtin_va_arg_pack_len () wasn't optimized out during
1637 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1638 with the number of inline's anonymous arguments.
1639 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1641 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1643 * fold-const.c (extract_muldiv_1): Do not simplify
1646 2007-09-11 Jan Hubicka <jh@suse.cz>
1648 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1649 (TARGET_INTER_UNIT_CONVERSIONS): New.
1650 * i386.md (floatsi expanders): Remove redundant check for SImode
1651 source; offload to memory when asked for.
1652 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1653 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1655 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1656 floatsidf2_mixed_memory, floatsidf2_sse_memory
1657 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1658 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1660 2007-09-11 Jan Hubicka <jh@suse.cz>
1662 * toplev.c (process_options): all frontends now do unit-at-a-time.
1663 * cgraphunit.c: update comments.
1664 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1665 * c-decl.c (finish_function): use cgraph_add_new_function.
1666 * function.c (expand_function_end): We are always unit-at-a-time.
1668 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1670 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1671 settings for MIPS16.
1672 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1674 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1676 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1677 SYMBOL_FORCE_TO_MEM constants.
1678 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1679 (mips16_rewrite_pool_refs_info): New structure.
1680 (mips16_rewrite_pool_constant): New function, split out from...
1681 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1682 mips16_rewrite_pool_refs_info structure rather than a pointer
1683 to a constant pool. Force force_to_mem_operands into memory.
1684 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1685 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1686 * config/mips/constraints.md (kf): New constraint.
1687 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1688 (*movsi_mips16): Likewise.
1690 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1691 Nigel Stephens <nigel@mips.com>
1692 David Ung <davidu@mips.com>
1694 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1695 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1696 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1697 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1698 (mips_zero_extend_cost): New functions.
1699 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1700 Use the new functions. Tweak many cost estimates, both here
1701 and in the new subroutines. Return false when the cost of the
1702 operands has not been calculated. Check for *clear_upper32.
1703 Check for floating-point multiply-add, reciprocal and rsqrt
1704 patterns. Handle comparison and rotation codes.
1706 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1708 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1710 * config/i386/i386.c (get_dllimport_decl): Don't strip
1713 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1716 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1717 declarations to top.
1718 (DFP_TO_BFP): Use for either XFmode or TFmode.
1719 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1721 * config/dfp-bit.h: Include float.h.
1722 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1723 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1724 which doesn't mean the same thing.
1725 (BFP_KIND): Use 4 to mean TFmode.
1726 (BFP_FMT): Specify the number of decimal digits based on the
1727 number of mantissa digits.
1728 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1729 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1730 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1731 (TFtype): Define if TFmode is supported.
1732 * doc/libgcc.texi (Decimal float library routines): Document
1733 TF conversion functions.
1735 2007-09-10 Chao-ying Fu <fu@mips.com>
1737 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1738 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1739 (mips_emit_compare): Process fixed-point modes.
1740 (mips_pad_arg_upward): Support fixed-point types.
1741 (override_options): Allow fixed-point modes in accumulators.
1742 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1743 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1744 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1745 (mips_scalar_mode_supported_p): New function to accept fixed-point
1746 modes if the width is not greater than two BITS_PER_WORD.
1747 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1748 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1749 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1750 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1751 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1753 ("IMODE"): New mode attribute.
1754 (mips-fixed.md): Include.
1755 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1757 * config/mips/mips-fixed.md: New file.
1759 2007-09-11 Ben Elliston <bje@au.ibm.com>
1761 * config/spu/spu.md: Formatting fixes.
1763 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1765 * config/dfp-bit.c (dfp_unary_func): Delete.
1766 (dfp_unary_op): Delete.
1767 (dfp_binary_op): Use decFloat functions instead of decNumber
1768 functions for binary operations.
1769 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1770 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1772 (dfp_compare_op): Use decFloat functions insteadof decNumber
1773 functions for comparisons.
1774 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1775 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1777 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1778 call to dxx_binary_op and decFloat function.
1779 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1780 calls to dxx_binary_op and decFloat function.
1781 * config/dfp-bit.h: Include decFloat header files.
1782 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1783 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1784 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1785 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1787 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1788 Jan Sjodin <jan.sjodin@amd.com>
1790 * tree-vect-analyze.c (vect_analyze_operations): Change
1791 comparison of loop iterations with threshold to less than
1792 or equal to instead of less than. Reduce
1793 min_scalar_loop_bound by one.
1794 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1795 Change prologue and epilogue iterations estimate to vf/2,
1796 when unknown at compile-time. Change versioning guard
1797 cost to taken_branch_cost. If peeling for alignment is
1798 unknown at compile-time, change peel guard costs to one
1799 taken branch and one not-taken branch per peeled loop.
1800 If peeling for alignment is known but number of scalar loop
1801 iterations is unknown at compile-time, change peel guard
1802 costs to one taken branch per peeled loop. Change the cost
1803 model equation to consider vector iterations as the loop
1804 iterations less the prologue and epilogue iterations.
1805 Change outside vector cost check to less than or equal to
1806 zero instead of equal to zero.
1807 (vect_do_peeling_for_loop_bound): Reduce
1808 min_scalar_loop_bound by one.
1809 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1810 TARG_COND_NOT_TAKEN_BRANCH_COST.
1811 * config/i386/i386.h (processor_costs): Add
1812 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1813 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1814 vec_align_load_cost, vect_unalign_load_cost,
1815 vec_store_cost, cond_taken_branch_cost,
1816 cond_not_taken_branch_cost.
1817 Define macros for x86 costs.
1818 * config/i386/i386.c:
1819 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1820 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1821 scalar_to_vec_cost, vec_align_load_cost,
1822 vect_unalign_load_cost, vec_store_cost,
1823 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1824 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1825 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1826 core2_cost, generic64_cost, generic32_cost): Set to default
1828 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1829 (x86_builtin_vectorization_cost): New.
1831 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1832 Ben Elliston <bje@au.ibm.com>
1834 * dfp.c: Include decimal128Local.h;
1835 (dfp_byte_swap): Remove.
1836 (encode_decimal32, decode_decimal32): Don't handle endianness.
1837 (encode_decimal64, decode_decimal64): Ditto.
1838 (encode_decimal128, decode_decimal128): Ditto.
1839 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1841 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1843 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1844 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1846 2007-09-10 David Daney <ddaney@avtrex.com>
1848 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1850 (memory_barrier): Rewrote as an insn that clobbers memory.
1852 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1854 * config/mips/mips.c (mips_global_pointer): Check
1855 call_really_used_regs instead of call_used_regs.
1856 (mips_save_reg_p): Likewise. Save all call-saved registers
1857 if current_function_saves_all_registers. Fix indentation.
1858 No longer treat $18 as a special case.
1859 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1861 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1863 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1864 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1865 the introductory comment.
1866 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1867 (override_options): Don't test for it.
1868 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1869 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1870 * config/mips/vr.h: As for config/mips/sde.h.
1872 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1873 Revital Eres <eres@il.ibm.com>
1875 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1876 (struct ddg): Define.
1877 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1878 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1879 * config/spu/spu.c: Include ddg.h.
1880 (TARGET_SCHED_SMS_RES_MII): Define.
1881 (spu_sms_res_mii): New function to calculate mii.
1882 * modulo-sched (res_MII): Use it.
1883 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1885 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1887 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1888 pool entries since they might hold values that must not be shared.
1890 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1893 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1894 Use 'N' operand constraint for op2.
1895 (lshr<mode>3): Ditto.
1896 (ashl<mode>3): Ditto.
1897 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1898 (vec_shr_<mode>): Ditto.
1899 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1900 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1902 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1904 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1905 Change mode macro in the last real_2expN parameter to uppercase.
1907 2007-09-10 Michael Matz <matz@suse.de>
1909 * tree-pass.h (pass_cselim): Declare new pass.
1910 * passes.c (init_optimization_passes): Link in pass_cselim.
1911 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1912 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1913 cond_store_replacement.
1914 (condstoretemp): New static variable.
1915 (cond_store_replacement): New function.
1916 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1917 tree_ssa_phiopt_worker.
1918 (struct name_to_bb): New.
1919 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1920 nt_init_block, nt_fini_block): New static functions.
1921 (seen_ssa_names, nontrap_set): New static variables.
1922 (gate_cselim, pass_cselim): Define new pass.
1923 * common.opt (ftree-cselim): New flag.
1924 * toplev.c (process_options): Set flag_tree_cselim if required.
1926 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1928 * simplify-rtx.c (simplify_relational_operation_1): For recent
1929 canonicalization, don't recurse if op1 equals both PLUS arguments.
1931 2007-09-09 David Daney <ddaney@avtrex.com>
1933 * optabs.c (expand_sync_operation): Use plus insn if minus
1935 (expand_sync_fetch_operation): Ditto.
1937 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1939 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1941 (*floatsisf2_sse_vector): Likewise.
1943 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1945 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1947 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1949 * config/i386/i386.h (ix86_tune_indices): Rename
1950 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1951 (TARGET_USE_VECTOR_CONVERTS): Updated.
1952 * config/i386/i386.c: Likewise.
1954 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1955 Nigel Stephens <nigel@mips.com>
1957 * doc/invoke.texi (Overall Options): Add .sx file extension
1958 as a synonym for .S.
1959 * cppspec.c (known_suffixes): Likewise.
1960 * gcc.c (default_compilers): Likewise.
1962 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1965 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1966 * simplify-rtx.c (simplify_relational_operation_1): Add the
1967 canonicalization from i386.h.
1968 * doc/md.texi (Canonicalization of Instructions): Document it.
1970 2007-09-09 Jan Hubicka <jh@suse.cz>
1971 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1973 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1974 (TARGET_USE_VECTOR_CONVERTS): New.
1975 * i386.md: New post-reload splitters for converting SF to DF and DF to
1977 (floatsi* expander): Special case vector conversions.
1978 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1979 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1980 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1981 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1982 Disable when doing vector converts.
1983 (floatsi<mode>2_i387): Disable when
1984 * sse.md (vec_dupv2df): Export.
1985 * i386.c (ix86_tune_features): Enable SSE conversions.
1987 2007-09-09 Richard Guenther <rguenther@suse.de>
1989 * tree-ssa-operands.c (add_virtual_operand): Only mark
1990 stores as has_volatile_ops if alias information is not available.
1992 2007-09-09 Revital Eres <eres@il.ibm.com>
1994 * doc/contrib.texi: Add myself.
1996 2007-09-09 Ira Rosen <irar@il.ibm.com>
1998 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1999 stmt_vinfo_set_outside_of_loop_cost): New functions.
2000 * tree-vect-transform.c (vect_get_cost_fields): Remove.
2001 (vect_model_simple_cost): Call
2002 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
2003 field instead of calling vect_get_cost_fields.
2004 (vect_model_store_cost, vect_model_load_cost): Likewise.
2006 2007-09-09 Revital Eres <eres@il.ibm.com>
2008 * config/rs6000/rs6000.c (paired_init_builtins): Add const
2009 declaration to bdesc_paired_preds variable.
2010 (paired_expand_builtin): Likewise.
2012 2007-09-09 Revital Eres <eres@il.ibm.com>
2014 * dbgcnt.def (sms_sched_loop): New counter.
2015 * modulo-sched.c: Use sms_sched_loop instead of
2016 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
2017 perform swing modulo scheduling on. Include dbgcnt.h.
2018 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
2019 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
2021 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
2024 Substitute all uses with ...
2025 (MODEF): New mode iterator.
2027 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
2028 from pre-regalloc define_insn_and_split splitter pattern.
2029 (*fix_trunc<mode>_i387_1): Ditto.
2030 (*fistdi2_1): Ditto.
2031 (*fist<mode>2_1): Ditto.
2032 (frndintxf2_floor): Ditto.
2033 (*fist<mode>2_floor_1): Ditto.
2034 (frndintxf2_ceil): Ditto.
2035 (*fist<mode>2_ceil_1): Ditto.
2036 (frndintxf2_trunc): Ditto.
2037 (frndintxf2_mask_pm): Ditto.
2039 (prologue): Use (const_int 0) as never generated filler insn.
2041 (sibcall_epilogue): Ditto.
2042 (eh_return_si): Ditto.
2043 (eh_return_di): Ditto.
2045 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
2046 using MODEF mode iterator.
2047 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
2048 using MODEF mode iterator.
2049 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
2050 using MODEF mode iterator.
2051 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
2052 Macroize expander using MODEF mode iterator.
2054 (zero_extendsidi2): Remove operand constraints from expander.
2055 (smuldi3_highpart): Ditto.
2056 (indirect_jump): Ditto.
2059 * config/i386/sse.md (storentv4sf): Ditto.
2060 (storentv2df): Ditto.
2061 (storentv2di): Ditto.
2063 (sse2_cvtpd2ps): Ditto.
2064 (vec_interleave_highv16qi): Ditto.
2065 (vec_interleave_lowv16qi): Ditto.
2066 (vec_interleave_highv8hi): Ditto.
2067 (vec_interleave_lowv8hi): Ditto.
2068 (vec_interleave_highv4si): Ditto.
2069 (vec_interleave_lowv4si): Ditto.
2070 (vec_interleave_highv2di): Ditto.
2071 (vec_interleave_lowv2di): Ditto.
2072 (sse2_maskmovdqu): Ditto.
2073 * config/i386/mmx.md (mmx_maskmovq): Ditto.
2075 2007-09-09 Ira Rosen <irar@il.ibm.com>
2077 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
2078 (struct _slp_tree, struct _slp_instance): Define new data structures
2079 along macros for their access.
2080 (struct _loop_vec_info): Define new fields: strided_stores,
2081 slp_instances, and slp_unrolling_factor along macros for their access.
2082 (enum slp_vect_type): New.
2083 (struct _stmt_vec_info): Define new field, slp_type, and macros for
2085 (STMT_VINFO_STRIDED_ACCESS): New macro.
2086 (vect_free_slp_tree): Declare.
2087 (vectorizable_load): Add an argument of type slp_tree.
2088 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
2089 vectorizable_assignment): Likewise.
2090 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2091 Declare (make extern).
2092 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
2093 (new_loop_vec_info): Likewise.
2094 (destroy_loop_vec_info): Free memory allocated for SLP structures.
2095 * tree-vect-analyze.c: Include recog.h.
2096 (vect_update_slp_costs_according_to_vf): New.
2097 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
2098 functions. For not pure SLP stmts with strided access check that the
2099 group size is power of 2. Update the vectorization factor according to
2100 SLP. Call vect_update_slp_costs_according_to_vf.
2101 (vect_analyze_group_access): New.
2102 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
2103 (vect_free_slp_tree): New functions.
2104 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
2105 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
2106 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
2107 vect_detect_hybrid_slp): Likewise.
2108 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
2109 and vect_detect_hybrid_slp.
2110 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
2111 SLP costs into account.
2112 (vect_get_cost_fields): New function.
2113 (vect_model_simple_cost): Make extern, add SLP parameter and handle
2115 (vect_model_store_cost, vect_model_load_cost): Likewise.
2116 (vect_get_constant_vectors): New function.
2117 (vect_get_slp_vect_defs, vect_get_slp_defs,
2118 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
2119 vect_get_vec_defs): Likewise.
2120 (vectorizable_reduction): Don't handle SLP for now.
2121 (vectorizable_call): Don't handle SLP for now. Add argument to
2122 vect_model_simple_cost.
2123 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
2124 get SLPed and vectorized defs). Fix indentation and spacing.
2125 (vectorizable_assignment): Handle SLP.
2126 (vectorizable_induction): Don't handle SLP for now.
2127 (vectorizable_operation): Likewise.
2128 (vectorizable_type_demotion): Add argument to
2129 vect_model_simple_cost.
2130 (vectorizable_type_promotion): Likewise.
2131 (vectorizable_store, vectorizable_load): Handle SLP.
2132 (vectorizable_condition): Don't handle SLP for now.
2133 (vect_transform_stmt): Add a new argument for SLP. Check that there is
2134 no SLP transformation required for unsupported cases. Add SLP
2135 argument for supported cases.
2136 (vect_remove_stores): New function.
2137 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
2138 (vect_transform_loop): Schedule SLP instances.
2139 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
2141 2007-09-09 Andrew Haley <aph@redhat.com>
2143 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
2146 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
2148 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
2149 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
2150 Similar for what label_refs can go in the JUMP_TARGET field. Split
2151 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
2152 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
2153 REG_LABEL when replacing an operand with a LABEL_REF for a
2155 (subst_reloads): When replacing a LABEL_REG with a register,
2156 instead of generating a REG_LABEL note, assert that there already
2157 is one or that the label is a known target for the insn.
2158 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
2159 note, check the JUMP_LABEL field. Remove "else" after return.
2160 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
2161 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
2162 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
2163 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
2164 insns. Iterate over all notes; don't assume there's only one.
2165 * cse.c (recorded_label_ref): Adjust comment to refer to
2167 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
2168 insns, not just NONJUMP_INSN_P.
2169 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
2170 isn't a jump target.
2171 * jump.c (rebuild_jump_labels): Adjust head comment.
2172 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
2173 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
2174 (mark_all_labels): For JUMP_P insns without a target, check if the
2175 the target is noted on the previous nonjump insn.
2176 (mark_jump_label_1): New function, guts from mark_jump_label.
2177 <case IF_THEN_ELSE>: Handle first operand as a non-target when
2178 marking jump target labels.
2179 <case LABEL_REF>: Adjust for whether to generate a
2180 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
2181 For 'E' format rtl, iterate in descending element order.
2182 (delete_related_insns): Handle both REG_LABEL_TARGET and
2183 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
2184 reference count, delete and fallthrough. Move finding-next-
2185 non-deleted insn last in the function. Look at all INSN_P insns
2186 for REG_LABEL_OPERAND notes.
2187 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
2189 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
2190 JUMP_LABEL, output the INSN_UID of it.
2191 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
2192 and/or REG_LABEL_TARGET.
2193 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
2194 with jump.c copy by only adding notes for labels actually
2195 referenced in the insn.
2196 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
2197 usage count increment; handle all INSN_P trial insns.
2198 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
2200 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
2201 REG_LABEL_TARGET and REG_LABEL_OPERAND.
2202 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
2204 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
2205 JUMP_P insns and REG_LABEL_OPERAND everywhere.
2206 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
2207 on all INSN_P insns.
2208 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
2209 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
2210 REG_LABEL_OPERAND notes.
2211 * reload1.c (calculate_needs_all_insns): Adjust comments.
2212 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
2213 * config/alpha/alpha.md (split for load of an address into a
2214 four-insn sequence on Unicos/Mk): Adjust to use
2216 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
2218 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2221 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2222 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2223 FOR_BB_INSNS_SAFE instead of for loop.
2224 * cse.c (cse_extended_basic_block): Likewise.
2225 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2226 that the for loop does not invoke NEXT_INSN on a deleted insn.
2227 * function.c (instantiate_virtual_regs): Likewise.
2228 * lower-subreg.c (remove_retval_note): Likewise.
2229 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2231 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2233 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2234 insn, if it's a jump.
2235 (try_redirect_by_replacing_jump): New variable jump_p. Call
2236 tablejump_p before delete_insn_chain.
2237 * reload1.c (reload): New variable next. Make sure that the for
2238 loop does not invoke NEXT_INSN on a deleted insn.
2239 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2240 (delete_output_reload): New variable prev. Make sure the the for
2241 loops do not invoke PREV_INSN on a deleted insn.
2243 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2245 * pa/constraints.md: Remove 'X' from unused letters comment.
2247 2007-09-08 Richard Guenther <rguenther@suse.de>
2249 * tree-tailcall.c (find_tail_calls): If we don't have aliases
2250 computed check stmt_ann->references_memory instead of counting
2253 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2255 * cse.c (fold_rtx): Use validate_unshare_change() instead of
2256 validate_change() in one more case.
2258 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
2260 PR tree-optimization/32283
2261 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
2262 estimated_loop_iterations.
2263 (determine_use_iv_cost_condition): Decrease cost of expressions
2264 used in iv elimination.
2266 2007-09-08 Richard Guenther <rguenther@suse.de>
2268 * tree-cfg.c (verify_gimple_expr): Avoid building new
2269 pointer types, use TYPE_POINTER_TO if available instead.
2271 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
2274 PR rtl-optimization/26449
2275 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
2276 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
2278 (mulv16qi3): Implement as define_insn_and_split pattern instead of
2279 define_expand. Split insn in split1 pass.
2282 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
2284 PR tree-optimization/33301
2285 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
2288 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
2290 PR tree-optimization/32183
2291 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
2293 * tree-ssa-reassoc.c: Include cfgloop.h.
2294 (is_reassociable_op): Add a loop argument and return true only
2296 (linearize_expr): Updated.
2297 (should_break_up_subtract): Likewise.
2298 (linearize_expr_tree): Likewise.
2299 (init_reassoc): Call loop_optimizer_init with
2300 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
2301 with CDI_DOMINATORS.
2302 (fini_reassoc): Call loop_optimizer_finalize.
2304 2007-09-07 Sterling Augustine <sterling@tensilica.com>
2306 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
2307 if there is no i-cache.
2309 2007-09-07 Richard Guenther <rguenther@suse.de>
2312 2007-09-06 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/32586
2315 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2316 folding if nothing changed.
2317 (simplify_unary_expression): New function. Do tree combining
2318 on conversion like codes.
2319 (try_to_simplify): Call it.
2321 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2324 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
2325 (__gthread_active,__gthread_start, __gthread_active_init): New.
2326 * gthr-posix95.h: Likewise.
2328 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
2330 * function.h (struct function): Rename calls_unwind_init
2331 to saves_all_registers.
2332 (current_function_saves_all_registers): Renamed from
2333 current_function_calls_unwind_init.
2334 * reload1.c (reload): Set current_function_saves_all_registers.
2335 * except.c (expand_builtin_unwind_init): Likewise.
2336 * config/m68k/m68k.c (m68k_save_reg): Use
2337 current_function_saves_all_registers to save pic register.
2339 2007-09-07 Janis Johnson <janis187@us.ibm.com>
2341 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
2342 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
2344 Reapply reverted changes:
2346 2007-09-06 Jan Hubicka <jh@suse.cz>
2348 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
2351 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2353 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2354 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2356 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2358 * optabs.c (expand_float): Convert unsigned integer as signed only
2359 if it provides sufficient accuracy; add mode argument to real_2expN.
2360 (expand_fix): Fix comment typos; extend binary float into mode
2361 wider than destination for converion to unsigned integer; add mode
2362 argument to real_2expN.
2363 * real.c (real_2expN): Add mode argument to special-case decimal
2365 * real.h (real_2expN): Ditto.
2366 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2368 (fixed_from_string): Ditto.
2369 (fixed_to_decimal): Ditto.
2370 (fixed_convert_from_real): Ditto.
2371 (real_convert_from_fixed): Ditto.
2372 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2373 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2374 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2375 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2377 2007-09-07 Diego Novillo <dnovillo@google.com>
2379 * tree-flow.h (const_block_stmt_iterator): Remove.
2380 Update all users to use block_stmt_iterator.
2381 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2382 Update all users to use tree_stmt_iterator.
2384 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2386 * config/mips/mips.c (mips_set_current_function): Temporarily
2387 make this a no-op to fix bootstrap errors, pending rewrite.
2389 2007-09-07 Jan Hubicka <jh@suse.cz>
2391 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2394 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2396 PR tree-optimization/33299
2397 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2398 uses for all relevant loop-exit phis, not just the first.
2400 2007-09-07 Richard Guenther <rguenther@suse.de>
2403 * tree-ssa-operands.c (access_can_touch_variable): An access
2404 of the form (*p)[0] can touch a variable of same size.
2406 2007-09-07 Jan Hubicka <jh@suse.cz>
2408 * passes.c (init_optimization_passes): Add simple dce and addressable
2410 * tree-ssa.c (execute_update_addresses_taken): New function.
2411 (pass_update_address_taken): New.
2412 * tree-ssa-dse.c (execute_simple_dse): New function.
2413 (pass_simple_dse): New.
2414 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2416 2007-09-07 Tobias Burnus <burnus@net-b.de>
2419 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2421 2007-09-07 Richard Guenther <rguenther@suse.de>
2424 2007-09-06 Richard Guenther <rguenther@suse.de>
2426 PR tree-optimization/32586
2427 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2428 folding if nothing changed.
2429 (simplify_unary_expression): New function. Do tree combining
2430 on conversion like codes.
2431 (try_to_simplify): Call it.
2433 2007-09-07 Richard Guenther <rguenther@suse.de>
2434 Uros Bizjak <ubizjak@gmail.com>
2436 PR tree-optimization/32821
2437 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2438 NULL in the call to set_bb_stmt_list.
2440 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2442 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2443 float calls here, rather than leaving some to the caller.
2444 Use call_internal_direct and call_value_internal_direct.
2445 * config/mips/mips.md (call_internal_direct): New pattern.
2446 (call_value_internal_direct): Likewise.
2448 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2450 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2451 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2453 (override_options): Set mips_base_move_loop_invariants.
2455 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2457 * config/mips/mips.opt (mcode-readable=): Move to keep list
2460 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2462 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2463 and -mgpopt options. Adjust the -G documentation to match.
2464 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2465 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2466 function, split out from mips_classify_symbol. Return false for
2467 !TARGET_LOCAL_SDATA.
2468 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2469 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2470 (override_options): Check whether the -mgpopt setting is consistent
2471 with the other flags.
2472 (symbolic_expression_p): Delete.
2473 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2474 and default_elf_select_rtx_section.
2475 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2476 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2477 external data and TARGET_EXTERN_SDATA.
2479 2007-09-07 Tobias Burnus <burnus@net-b.de>
2482 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2484 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2486 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2487 FOR_BB_INSNS_SAFE instead of for loop.
2488 * cse.c (cse_extended_basic_block): Likewise.
2489 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2490 that the for loop does not invoke NEXT_INSN on a deleted insn.
2491 * function.c (instantiate_virtual_regs): Likewise.
2492 * lower-subreg.c (remove_retval_note): Likewise.
2493 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2495 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2497 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2498 insn, if it's a jump.
2499 (try_redirect_by_replacing_jump): New variable jump_p. Call
2500 tablejump_p before delete_insn_chain.
2501 * reload1.c (reload): New variable next. Make sure that the for
2502 loop does not invoke NEXT_INSN on a deleted insn.
2503 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2504 (delete_output_reload): New variable prev. Make sure the the for
2505 loops do not invoke PREV_INSN on a deleted insn.
2507 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2509 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2510 * cgraph.h (rebuild_cgraph_edges): Declare.
2511 * tree-pass.h (pass_expand_omp_ssa): New.
2512 * omp-low.c (find_omp_clause): Export.
2513 (copy_var_decl): Split from omp_copy_decl_2.
2514 (build_omp_barrier): Return the call to emit instead of emitting
2516 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2518 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2519 expand_omp_for_generic, expand_omp_for_static_nochunk,
2520 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2521 Adapted to work on SSA form.
2522 (execute_expand_omp): Do not invalidate dominance information.
2523 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2524 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2525 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2527 (force_gimple_operand): Allow gimplifying code expressions without
2529 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2530 * common.opt (fopenmp-ssa): New.
2531 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2532 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2533 * tree-cfg.c: Include tree-inline.h.
2534 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2535 (replace_by_duplicate_decl, replace_ssa_name,
2536 mark_virtual_ops_in_region): New functions.
2537 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2538 to work on SSA form.
2539 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2540 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2543 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2545 * tree-loop-linear.c: Include obstack.h.
2546 (linear_transform_loops): New obstack lambda_obstack.
2547 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2548 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2549 and free afterwards.
2550 * lambda.h (struct obstack): New forward declaration.
2551 (lambda_linear_expression_new): New parameter of type struct
2553 (lambda_loopnest_new): Likewise.
2554 (lambda_loopnest_transform): Likewise.
2555 (lambda_body_vector_new): Likewise.
2556 (lambda_body_vector_compute_new): Likewise.
2557 (gcc_loopnest_to_lambda_loopnest): Likewise.
2558 (lambda_loopnest_to_gcc_loopnest): Likewise.
2559 * lambda-code.c: Include obstack.h.
2560 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2562 (lambda_body_vector_new): Likewise.
2563 (lambda_linear_expression_new): Likewise.
2564 (lambda_lattice_new): Likewise.
2565 (lambda_loopnest_new): Likewise. Additionally use obstack to
2566 allocate LN_LOOPS(ret).
2567 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2568 it to lambda_lattice_new.
2569 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2570 Pass it to lambda_body_vector_new.
2571 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2572 it to lambda_lattice_new.
2573 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2574 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2575 (lambda_compute_target_space): Likewise.
2576 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2577 Pass it to lambda_lattice_compute_base and
2578 compute_nest_using_fourieer_motzkin.
2579 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2580 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2581 and lambda_lattice_compute_target_space.
2582 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2583 Pass it to lambda_linear_expression_new.
2584 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2585 to gcc_tree_to_linear_expression.
2586 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2587 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2588 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2589 Pass it to lambda_body_vector_new and
2590 lambda_body_vector_compute_new.
2591 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2592 (lambda-code.o): Likewise.
2594 2007-09-06 Chao-ying Fu <fu@mips.com>
2596 * ginclude/stdfix.h: New file.
2597 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2598 (convert.o): Add dependence on fixed-value.h.
2599 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2600 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2601 to define fixed-point constants.
2602 (c_cpp_builtins): Define fixed-point constants.
2603 * convert.c (fixed-value.h): New include.
2604 (convert_to_real): Update comment to include fixed-point.
2605 Support FIXED_POINT_TYPE.
2606 (convert_to_integer): Update comment to include fixed-point.
2607 Support FIXED_POINT_TYPE.
2608 (convert_to_complex): Support FIXED_POINT_TYPE.
2609 (convert_to_fixed): New function.
2610 * convert.h (convert_to_fixed): Declare.
2611 * genopinit.c: Add comment about $Q for only fixed-point modes.
2612 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2613 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2614 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2615 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2616 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2617 usneg_optab for fixed-point modes.
2618 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2620 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2621 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2622 unsigned saturation optabs, when type is saturating.
2623 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2624 (expand_fixed_convert): New function.
2625 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2626 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2627 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2628 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2629 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2630 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2632 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2633 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2634 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2635 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2636 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2638 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2639 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2640 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2641 fractuns, satfractuns.
2642 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2643 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2644 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2645 OTI_ssmsub_widen, OTI_usmsub_widen.
2646 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2647 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2648 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2649 umsub_widen_optab, usmsub_widen_optab): Define.
2650 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2652 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2654 (expand_fixed_convert): Declare.
2655 * expr.c (convert_move): Support the move of fixed-point modes.
2656 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2657 (categorize_ctor_elements_1): Handle FIXED_CST.
2658 (count_type_elements): Handle FIXED_POINT_TYPE.
2659 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2660 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2662 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2663 multiply and add/subtract for fixed-point types.
2664 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2665 mode, we jump to binop directly.
2666 Support FIXED_CONVERT_EXPR.
2667 (do_store_flag): Check FIXED_CST to put a constant second.
2668 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2669 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2670 (const_vector_from_tree): Support FIXED_CST.
2671 * doc/extend.texi (Fixed-Point): New node.
2672 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2673 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2674 satfract, fractuns, satfractuns): Document them.
2676 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2678 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2679 addresses into I registers.
2681 2007-09-06 Jan Hubicka <jh@suse.cz>
2682 Andreas Tobler <a.tobler@schweiz.org>
2684 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2686 (machopic_legitimize_pic_address): Likewise.
2688 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2689 Jan Hubicka <jh@suse.cz>
2691 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2692 instead of ufloat_optab->handlers directly.
2693 (floatdidf2): Likewise.
2695 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2697 * config/mips/mips.c: Include diagnostic.h.
2698 (mips_set_current_function): Check errorcount and sorrycount
2699 before generating RTL.
2701 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2704 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2705 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2706 (print_operand_reloc): Likewise.
2708 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2712 2007-09-06 Jan Hubicka <jh@suse.cz>
2714 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2717 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2719 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2720 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2722 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2724 * optabs.c (expand_float): Convert unsigned integer as signed only
2725 if it provides sufficient accuracy; add mode argument to real_2expN.
2726 (expand_fix): Fix comment typos; extend binary float into mode
2727 wider than destination for converion to unsigned integer; add mode
2728 argument to real_2expN.
2729 * real.c (real_2expN): Add mode argument to special-case decimal
2731 * real.h (real_2expN): Ditto.
2732 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2734 (fixed_from_string): Ditto.
2735 (fixed_to_decimal): Ditto.
2736 (fixed_convert_from_real): Ditto.
2737 (real_convert_from_fixed): Ditto.
2738 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2739 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2740 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2741 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2743 2007-09-06 Tom Tromey <tromey@redhat.com>
2745 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2746 * c-pch.c (c_common_read_pch): Restore current location after
2748 * tree.c (expand_location): Update.
2749 (expr_filename): Changed return type. Unified the two cases.
2750 (expr_lineno): Likewise.
2751 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2753 * toplev.c (line_table): Changed type.
2754 (general_init): Update.
2755 (realloc_for_line_map): New function.
2756 (general_init): Allocate line_table using GC.
2757 * fix-header.c (line_table): Changed type.
2758 (read_scan_file): Update.
2759 (read_scan_file): Update.
2760 * c-ppoutput.c (maybe_print_line): Update.
2761 (print_line): Update.
2762 (cb_line_change): Update.
2763 (cb_define): Update.
2764 (pp_file_change): Update.
2765 * c-opts.c (c_common_init_options): Update.
2766 (finish_options): Update.
2767 (push_command_line_include): Update.
2768 * c-lex.c (cb_line_change): Update.
2769 (cb_def_pragma): Update.
2770 (cb_define): Update.
2772 (c_lex_with_flags): Use cpp_get_token_with_location.
2773 * input.h (line_table): Changed type.
2774 (location_from_locus): New macro.
2775 * tree.h (EXPR_FILENAME): No longer an lvalue.
2776 (EXPR_LINENO): Likewise.
2777 (expr_locus, set_expr_locus): Declare separately for
2778 USE_MAPPED_LOCATION.
2779 (expr_filename, expr_lineno): Changed return type.
2780 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2781 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2782 (expand_gimple_basic_block): Likewise.
2783 * final.c (final_scan_insn): Use expanded_location.
2785 2007-09-06 Richard Guenther <rguenther@suse.de>
2787 PR tree-optimization/32586
2788 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2789 folding if nothing changed.
2790 (simplify_unary_expression): New function. Do tree combining
2791 on conversion like codes.
2792 (try_to_simplify): Call it.
2793 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2794 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2796 2007-09-06 Jan Hubicka <jh@suse.cz>
2799 * cse.c (fold_rtx): Avoid invalid sharing.
2801 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2803 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2804 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2806 2007-09-06 Revital Eres <eres@il.ibm.com>
2808 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2809 Fix offsettable memory reference for 750CL.
2811 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2813 * reload.c (find_reloads_address_1): Try to preserve original
2814 base/index regclass of operands.
2815 * regrename.c (scan_rtx_address): Likewise.
2816 (replace_oldest_value_addr): Likewise.
2818 2007-09-06 Richard Guenther <rguenther@suse.de>
2820 PR tree-optimization/33302
2821 * domwalk.c (walk_dominator_tree): The exit block is
2822 interesting even if it is not reachable.
2824 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2827 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2829 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2831 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2834 2007-09-05 Ian Lance Taylor <iant@google.com>
2836 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2838 (dump_generic_node): Likewise.
2839 * print-rtl.c (print_decl_name): Likewise.
2840 * print-tree.c (print_node_brief): Likewise.
2841 (print_node): Likewise.
2842 * Makefile.in (RTL_BASE_H): Add alias.h.
2845 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2847 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2849 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2850 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2852 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2854 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2855 (tm_defines): Define UCLIBC_DEFAULT to 1.
2856 (extra_options): Add linux.opt.
2857 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2858 (CRT_CALL_STATIC_FUNCTION): Likewise.
2859 (NO_IMPLICIT_EXTERN_C): Likewise.
2860 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2861 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2862 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2863 (ENDFILE_SPEC): Don't define.
2864 (LIB_SPEC): Likewise.
2865 (CRT_CALL_STATIC_FUNCTION): Likewise.
2866 (NO_IMPLICIT_EXTERN_C): Likewise.
2867 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2868 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2870 2007-09-06 Jan Hubicka <jh@suse.cz>
2872 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2875 2007-09-06 Jan Hubicka <jh@suse.cz>
2877 * opts.c (common_handle_option): Enable inlining functions for
2880 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2882 * builtin-attrs.def (ATTR_NONNULL_3): New.
2883 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2884 ATTR_NOTHROW_NONNULL_##FA.
2885 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2886 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2887 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2888 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2889 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2890 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2891 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2893 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2894 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2895 ATTR_FORMAT_NOTHROW_3_4): Remove.
2896 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2897 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2898 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2899 instead of ATTR_FORMAT_*_*.
2901 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2903 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2904 parts re-used for REG_FRAME_RELATED_EXPR.
2906 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2908 * optabs.c (expand_float): Convert unsigned integer as signed only
2909 if it provides sufficient accuracy; add mode argument to real_2expN.
2910 (expand_fix): Fix comment typos; extend binary float into mode
2911 wider than destination for converion to unsigned integer; add mode
2912 argument to real_2expN.
2913 * real.c (real_2expN): Add mode argument to special-case decimal
2915 * real.h (real_2expN): Ditto.
2916 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2918 (fixed_from_string): Ditto.
2919 (fixed_to_decimal): Ditto.
2920 (fixed_convert_from_real): Ditto.
2921 (real_convert_from_fixed): Ditto.
2922 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2923 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2924 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2925 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2927 2007-09-05 Ian Lance Taylor <iant@google.com>
2929 * init-regs.c (initialize_uninitialized_regs): Call
2930 emit_insn_before rather than add_insn_before.
2932 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2934 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2935 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2936 * tree-inline.h (copy_body_data): Add call_expr field.
2937 * tree-inline.c (expand_call_inline): Initialize call_expr.
2938 (copy_bb): Append anonymous inline fn arguments to arguments
2939 when inlining a CALL_EXPR_VA_ARG_PACK call.
2940 * builtins.c (expand_builtin): Issue an error if
2941 BUILT_IN_VA_ARG_PACK is seen during expand.
2942 (fold_call_expr, fold_builtin_call_array): Don't fold
2943 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2944 __builtin_va_arg_pack () call as last argument.
2945 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2946 function is __builtin_va_arg_pack (), decrease number of call
2947 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2948 * expr.c (expand_expr_real_1): Issue an error if
2949 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2950 * tree-pretty-print.c (dump_generic_node): Handle printing
2951 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2952 * doc/extend.texi (__builtin_va_arg_pack): Document.
2954 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2956 PR tree-optimization/21513
2957 * builtins.c (build_builtin_expect_predicate): New function.
2958 (fold_builtin_expect): Add argument for expected value.
2959 Distribute __builtin_expect over short-circuiting operations.
2960 Fold nested builtin_expects.
2961 (fold_builtin_2): Adjust call to fold_builtin_expect.
2963 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2966 PR tree-optimization/13756
2967 * doc/invoke.texi (Options That Control Optimization): Document
2970 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2972 * gcc/config/i386/cpuid.h: New file.
2973 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2974 (describe_cache): Shrink size and line strings to 100 bytes.
2975 (detect_caches_amd): Return "" for unsupported max_ext_level.
2976 Use __cpuid function.
2977 (detect_caches_intel): Return "" for unsupported max_level.
2978 Use __cpuid function.
2979 (host_detect_local_cpu): Change feature flag variables to
2980 unsigned int. Initialize only extended feature flag variables.
2981 Use __get_cpuid_max to determine max supported cpuid level.
2982 Use __cpuid function to determine supported features. Fix
2983 calculation of family id. Remove is_amd and check signature
2984 directly. Check for Geode signature. Handle family 4 id.
2985 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2986 cpu discovery code to lower part of the function.
2987 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2988 for sub-architecture.
2989 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2990 [PROCESSOR_K8]: Add k8-sse3 architecture.
2991 [PROCESSOR_NOCONA]: Remove.
2992 [PROCESSOR_GENERIC64]: Ditto.
2993 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2994 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2995 to check for SSE and FXSAVE support.
2996 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2997 Add -minline-all-stringops.
2998 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2999 (x86_64-*-*): Ditto.
3001 2007-09-05 Jie Zhang <jie.zhang@analog.com>
3003 * config/bfin/linux-unwind.h: New file.
3004 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
3005 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
3007 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3009 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
3010 * stmt.c: Include alloc-pool.h.
3011 (struct case_node): Remove GTY marker.
3012 (add_case_node): New parameter case_node_pool. Use it for
3014 (expand_case): New allocation pool case_node_pool. Initialize it,
3015 pass to add_case_node and free it.
3017 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3018 David Ung <davidu@mips.com>
3019 Nigel Stephens <nigel@mips.com>
3021 Add mips16/nomips16 function attributes and -mflip-mips16 option
3022 for testing mixed-mode compilation.
3024 * config/mips/mips.opt (mflip-mips16): New.
3026 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
3027 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
3029 * config/mips/mips.c (mips_base_target_flags): New.
3030 (mips_base_mips16): New.
3031 (mips_base_schedule_insns): New.
3032 (mips_base_reorder_blocks_and_partition): New.
3033 (mips_base_align_loops): New.
3034 (mips_base_align_jumps): New.
3035 (mips_base_align_functions): New.
3036 (mips16_flipper): New.
3037 (mips_attribute_table): Add "mips16" and "nomips16" entries.
3038 (TARGET_SET_CURRENT_FUNCTION): Define.
3039 (mips_mips16_type_p, mips_nomips16_type_p): New.
3040 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
3041 (mips_function_ok_for_sibcall): Make it deal with functions with
3043 (mips_init_split_addresses): New, split out from override_options.
3044 (mips_init_relocs): New, split out from override_options.
3045 (was_mips16_p): New.
3046 (mips_set_mips16_mode): New, split out from override_options.
3047 (mips_set_current_function): New.
3048 (override_options): Add sorry for unsupported mips16/pic
3049 combination. Remove error for mips16/dsp combination. Save
3050 base option settings.
3051 (mips_file_start): Move mips16 mode setting output from here....
3052 (mips_output_function_prologue): ....to here.
3053 (mips_output_mi_thunk): Check for mips16 function.
3054 (build_mips16_function_stub): Don't set .mips16 here.
3055 (build_mips16_call_stub): Likewise.
3056 (mips_expand_builtin): Error in mips16 mode.
3057 (mips_use_mips16_mode_p): New.
3058 (mips_encode_section_info): Check for mips16 function, and set
3059 SYMBOL_REF_FLAGS accordingly.
3061 * doc/extend.texi (Function Attributes): Document new
3062 mips16/nomips16 attributes.
3063 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
3064 (MIPS Options): Document -mflip-mips16.
3066 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3068 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
3069 if we encounter TLS address in MIPS16 mode.
3070 (mips_legitimize_const_move): Check cannot_force_const_mem for
3071 the (const (plus symbol offset)) case; this forces invalid TLS
3072 address in MIPS16 mode to be caught by the above call to sorry.
3073 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
3074 because that now enables emutls, which is not ABI compatible
3075 with native TLS in non-MIPS16 mode.
3077 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
3079 Add target hook invoked when cfun changes.
3081 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
3082 * target.h (struct gcc_target): Add set_current_function.
3083 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
3084 (TARGET_INITIALIZER): Add initializer for set_current_function.
3085 * tree.h (push_struct_function): New.
3086 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
3088 (set_cfun): Declare.
3089 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
3091 (push_function_context_to): Use allocate_struct_function
3092 to create null context, not init_dummy_function_start. Use set_cfun.
3093 (pop_function_context_from): Use set_cfun.
3094 (in_dummy_function): New.
3095 (invoke_set_current_function_hook): New.
3097 (push_cfun, pop_cfun): Use set_cfun.
3098 (push_struct_function): New.
3099 (allocate_struct_function): Call invoke_set_current_function_hook
3101 (prepare_function_start): Don't set cfun here. Remove unused
3102 argument; fix all callers.
3103 (init_dummy_function_start): Fiddle with in_dummy_function. Call
3104 push_struct_function.
3105 (init_function_start): Set cfun here.
3106 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
3107 * omp-low.c (create_omp_child_function): Use push_struct_function
3108 and pop_cfun to save/restore state.
3109 (expand_omp_parallel): Remove unused saved_cfun variable.
3110 * cgraphunit.c (ipa_passes): Use set_cfun.
3111 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
3112 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
3113 * matrix-reorg.c (transform_allocation_sites): Likewise.
3114 (matrix_reorg): Use set_cfun.
3115 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
3116 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
3117 assignment to cfun; use set_cfun for the other.
3118 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
3119 (dump_function_to_file): Use push_cfun/pop_cfun here.
3120 * c-decl.c (finish_function): Use set_cfun.
3122 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3124 * regrename.c (rerename_optimize): Use deferred rescanning and
3125 insert explicit calls to rescan insns when changed.
3127 2007-09-05 Jan Hubicka <jh@suse.cz>
3129 * optabs.c (libfunc_entry): Change optab to integer.
3130 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
3131 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
3132 of pointers for hashing.
3134 2007-09-05 Jan Hubicka <jh@suse.cz>
3136 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
3138 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
3139 * see.c (pass_see): Likewise.
3140 * tracer.c (pass_tracer): Likewise.
3141 * postreload-gcse.c (pass_gcse2): Likewise.
3142 * postreload.c (pass_postreload_cse): Likewise.
3143 * mode-switching.c (pass_mode_switching): Likewise.
3144 * modulo-sched.c (pass_sms): Likewise.
3145 * cse.c (cse_insn): Likewise.
3146 * web.c (pass_web): Likweise.
3147 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
3148 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
3149 * loop-init.c (pass_rtl_loop_init): Likewise.
3150 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
3151 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
3152 * global.c (pass_global_alloc): Likewise.
3153 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
3154 pass_if_after_reload): Likewise.
3155 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
3156 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
3157 * regmove.c (pass_regmove): Likewise.
3158 * function.c (pass_thread_prologugues_epilogues): Likewise.
3159 * gcse.c (pass_gcse): Likewise.
3160 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
3161 * lower-subreg.c (pass_lower_subreg2): Likewise.
3162 * bt-load.c (pass_branch_target_load): Likewise.
3163 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
3164 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
3165 * combine.c (pass_combine): Likewise.
3166 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
3167 (pass_partition_blocks): Likewise.
3168 * var-tracking.c (pass_variable_track): Likewise.
3169 * reg-stack.c (pass_stack_regs_run): Likewise.
3170 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
3171 * passes.c (pass_postreload): Likewise.
3172 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
3173 * tree-pass.h (TODO_verify_rtl_sharing): New.
3174 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
3175 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
3176 TODO_set_props, TODO_df_finish, TODO_df_verify,
3177 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
3179 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3181 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
3182 fold_real_zero_addition_p, reorder_operands_p,
3183 div_if_zero_remainder, fold_undefer_overflow_warnings,
3184 int_binop_types_match_p, fold_convert_const_int_from_int,
3185 fold_convert_const_int_from_real,
3186 fold_convert_const_int_from_fixed,
3187 fold_convert_const_real_from_real,
3188 fold_convert_const_real_from_fixed,
3189 fold_convert_const_fixed_from_fixed,
3190 fold_convert_const_fixed_from_int,
3191 fold_convert_const_fixed_from_real, maybe_lvalue_p,
3192 fold_checksum_tree, fold_check_failed, print_fold_checksum,
3193 debug_fold_checksum, multiple_of_p): Constify.
3194 * tree-flow-inline.h (get_lineno): Likewise.
3195 * tree-flow.h (get_lineno): Likewise.
3196 * tree-object-size.c (compute_object_offset, addr_object_size,
3197 alloc_object_size, pass_through_call): Likewise.
3198 * tree-pretty-print.c (op_symbol, print_call_name,
3199 print_struct_decl, do_niy): Likewise.
3200 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
3201 debug_fold_checksum): Likewise.
3203 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
3206 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
3207 note, remove the associated REG_RETVAL note.
3209 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3211 * config.gcc (powerpc*-*-*): Install
3212 spu2vmx.h, vec_types.h, and si2vmx.h headers.
3213 * config/rs6000/spu2vmx.h: New header.
3214 * config/rs6000/si2vmx.h: New header.
3215 * config/rs6000/vec_types.h: New header.
3217 2007-09-05 Ben Elliston <bje@au.ibm.com>
3219 * varasm.c (initializer_constant_valid_p): Fix comment typo.
3221 2007-09-05 Ben Elliston <bje@au.ibm.com>
3223 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
3225 (__stdcx): Make asm volatile.
3226 (__stwcx, __stdcx): Return only 0 or 1.
3228 2007-09-05 Jan Hubicka <jh@suse.cz>
3232 2007-09-04 Jan Hubicka <jh@suse.cz>
3233 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3235 2007-09-04 Richard Guenther <rguenther@suse.de>
3236 * tree-ssa-operands.c (add_virtual_operand): Only mark
3237 stores as has_volatile_ops if alias information is not available.
3239 2007-09-05 Jakub Jelinek <jakub@redhat.com>
3241 * config/rs6000/tramp.asm: Include config.h.
3242 Check __PIC__ or __pic__ macro instead of SHARED.
3244 PR rtl-optimization/32300
3245 * see.c (see_copy_insn): New function.
3246 (see_def_extension_not_merged, see_merge_one_use_extension,
3247 see_merge_one_def_extension): Use it. Avoid changing
3248 PREV_INSN/NEXT_INSN chains directly, insted emit insns
3249 into sequences. Call df_insn_delete on temporary insns
3250 that won't be emitted into the insn stream.
3251 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
3252 and run df_process_deferred_rescans () before run_fast_dce.
3254 PR tree-optimization/33017
3255 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
3256 recurse for pure or const function calls.
3258 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3260 * c-format.c: Include alloc-pool.h.
3261 (check_format_info_main): New argument fwt_alloc. Use allocation
3262 pool instead of GC. Remove GC deallocation code.
3263 (check_format_arg): Create allocation pool, pass it to
3264 check_format_info_main and free it afterwards.
3265 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
3267 2007-09-05 Ben Elliston <bje@au.ibm.com>
3269 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
3270 Rename count macro arugment for clarity.
3271 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
3272 (__protected_stream_set): Likewise, pass 0.
3274 2007-09-04 Jan Hubicka <jh@suse.cz>
3276 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
3278 2007-09-04 Jan Hubicka <jh@suse.cz>
3280 * invoke.texi (-finline-small-functions): Document.
3281 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
3282 when deciding what is inlinable.
3283 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
3284 (cgraph_decide_inlining_of_small_function): Handle new flags.
3285 (cgraph_decide_inlining_incrementally): Likewise.
3286 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
3287 * common.opt (finline-small-functions): New.
3288 * Makefile.in (build/gengtype.o-warn): Work around PR29478
3290 2007-09-04 Richard Guenther <rguenther@suse.de>
3292 * tree-ssa-operands.c (add_virtual_operand): Only mark
3293 stores as has_volatile_ops if alias information is not available.
3295 2007-09-04 Andrew Haley <aph@redhat.com>
3297 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
3299 2007-09-04 Andrew Haley <aph@redhat.com>
3301 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
3302 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
3303 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
3305 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
3308 * common.opt: Mention ABI version 2 in comment.
3310 2007-09-04 Jan Hubicka <jh@suse.cz>
3312 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
3313 (libfunc_entry): New structure.
3314 (libfunc_hash): New hashtable.
3315 (hash_libfunc): New function.
3316 (eq_libfunc): New function.
3317 (convert_optab_libfunc): New function.
3318 (optab_libfunc): New function.
3319 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
3320 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
3321 expand_float, expand_fix, new_optab, new_convert_optab):
3322 Update for new libfunc API.
3323 (init_libfunc, init_integral_libfuncs,
3324 init_floating_libfuncs, init_interclass_conv_libfuncs
3325 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
3326 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
3327 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3328 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
3329 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
3330 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
3331 gen_extend_conv_libfunc): New.
3332 (init_one_libfunc): Revamp for hashtables.
3333 (set_conv_libfunc): Likewise.
3334 (init_optabs): Initialize hashtable; use lazy initialization where
3336 * optabs.h (optab_handlers): Move out of GGC.
3337 (optab, convert_optab): Move out of GGC; add lazy gen info.
3338 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
3339 (optab_libfunc, convert_optab_libfunc): New.
3340 * builtins.c (expand_builtin_powi): Update for new API.
3341 * expr.c (convert_move): Likewise.
3342 * expmed.c (expand_divmod): Likewise.
3344 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3346 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3347 GOT pointer only if there is a constant pool. Use the allocated space
3350 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3352 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3355 2007-09-04 Revital Eres <eres@il.ibm.com>
3356 Richard Guenther <rguenther@suse.de>
3357 R. Clint Whaley <whaley@cs.utsa.edu>
3359 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3361 * tree-tailcall.c (process_assignment): Use -fassociative-math
3362 when reodering operands of floating-point type.
3363 * fold-const.c (fold_comparison, fold_binary): Use
3364 -fassociative-math and -freciprocal-math instead of
3365 -funsafe-math-optimization flag.
3366 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3367 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3368 -freciprocal-math instead of -funsafe-math-optimizations.
3369 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3370 -fassociative-math when -ffast-math is set.
3371 (set_unsafe_math_optimizations_flags): New Function
3372 to set -freciprocal-math and -fassociative-math when
3373 -funsafe-math-optimizations is set.
3374 (common_handle_option): Call it.
3375 * tree-vectorizer.c (vect_is_simple_reduction): Use
3376 -fassociative-math when doing reduction on floats.
3377 * loop-unroll.c (analyze_insn_to_expand_var): Use
3378 -fassociative-math when expanding an accumulator of type float.
3379 * simplify-rtx.c (simplify_binary_operation_1): Use
3380 -fassociative-math and -freciprocal-math when reordeing operands
3381 of floating-point type.
3382 * combine.c (combine_simplify_rtx): Likewise.
3383 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3385 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3387 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3390 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3392 2007-09-04 Jan Hubicka <jh@suse.cz>
3394 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3396 2007-09-04 Jan Hubicka <jh@suse.cz>
3398 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3399 and corresponding MATCH_DUP.
3401 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3404 * combine.c (subst): Do not try to simplify X if it represents load
3405 of FP constant from the constant pool via float extension.
3407 2007-09-04 Ben Elliston <bje@au.ibm.com>
3409 * c-opts.c: Include "tm_p.h".
3410 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3412 2007-09-04 Richard Guenther <rguenther@suse.de>
3414 PR tree-optimization/33291
3415 * tree-pretty-print.c (dump_generic_node): Dump all
3416 qualifiers for pointer types, not only first. Dump
3417 qualifiers for aggregate types as well.
3418 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3419 use the canonical type for building ARRAY_REFs.
3420 * gimplify.c (canonicalize_addr_expr): Clean up. The
3421 correct validness check is compatibility of the pointer
3422 types. Always use the canonical type for building
3423 ARRAY_REFs and ADDR_EXPRs.
3424 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3425 change that disabled propagation of ADDR_EXPRs into statements
3428 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3430 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3431 (umulsi3_highpart): Make into expanders; existing insns are
3432 now named *[insn]_nov6. Add stars to existing [insn]_v6
3433 counterparts' names.
3435 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3437 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3438 (unprotoize.o): Remove SHLIB_MULTILIB.
3440 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3442 * doc/extend.texi: Document progmem attribute for AVR.
3444 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3447 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3449 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3451 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3454 * optabs.c: Remove unnecessary forward declarations.
3455 (expand_unop_direct): New, broken out of expand_unop.
3456 (expand_doubleword_clz): New.
3457 (expand_ctz): Move above expand_ffs. Use
3458 start_sequence, end_sequence, add_equal_note, and
3459 expand_unop_direct. Add more commentary.
3460 (expand_ffs): Try both ctz optab and expand_ctz.
3461 Generate a test and branch if the hardware doesn't give us
3462 a useful value for input zero. Style improvements similar to
3465 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3467 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3469 * config.gcc: Delete stanza for arm-semi-aof and
3470 armel-semi-aof targets.
3471 * config/arm/arm-protos.h
3473 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3474 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3475 delete aof_pic_label and remove mention of AOF in comments.
3476 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3478 * config/arm/semiaof.h
3479 * config/arm/t-semi: Delete file.
3481 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3483 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3484 CONST_CAST_BB): New macros for type-specific casts.
3485 (CONST_CAST): Add a TYPE parameter and define it in terms of
3488 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3489 * c-lex.c (cb_ident, lex_string): Likewise,
3490 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3491 * config/i386/i386.c (ix86_function_regparm,
3492 ix86_function_sseregparm): Use CONST_CAST_TREE.
3493 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3495 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3496 give_switch, set_multilib_dir): Likewise,
3497 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3498 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3499 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3500 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3501 * prefix.c (update_path): Likewise,
3502 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3503 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3504 * tree-cfg.c (tree_can_merge_blocks_p,
3505 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3506 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3507 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3508 (attribute_list_contained): Use CONST_CAST_TREE.
3510 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3512 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3514 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3517 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3518 before forcing them into a register.
3520 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3522 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3523 rather than define_code_macro.
3525 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3527 * gcc.c (xputenv): New function.
3528 (putenv_from_prefixes): Use xputenv instead of putenv.
3529 (process_command): Use xputenv instead of putenv.
3530 (set_collect_gcc_options): Use xputenv instead of putenv.
3531 (main): Use xputenv instead of putenv.
3533 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3535 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3536 availability of swap instruction.
3537 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3539 2007-09-03 Revital Eres <eres@il.ibm.com>
3541 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3544 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3545 Ayal Zaks <zaks@il.ibm.com>
3546 Revital Eres <eres@il.ibm.com>
3548 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3549 compute_split_row): New functions.
3550 (ps_unschedule_node): Remove.
3551 (normalize_sched_times): Iterate over the already scheduled
3552 insns instead of the number of nodes.
3553 (MAX_SPLIT_NUM): New definition.
3554 (sms_schedule_by_order): Change the scheduling heuristic to
3555 avoid useless increases of initiation interval ii.
3556 (get_sched_window): Add dump printouts.
3558 2007-09-02 David Daney <ddaney@avtrex.com>
3560 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3561 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3562 (optab, insn): Add more attributes.
3563 (fetchop_bit): New code macro.
3564 (immediate_insn): New code macro attribute.
3565 (sync): Change condition to ISA_HAS_SYNC.
3566 (rdhwr): Change predicate for operand 0 to register_operand.
3567 (memory_barrier): New expand.
3568 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3569 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3570 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3571 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3572 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3573 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3574 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3575 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3576 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3578 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3579 Hans-Peter Nilsson <hp@axis.com>
3581 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3582 Defined to describe availability and behavior of CLZ.
3583 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3584 * config/cris/cris.opt: Tweak comment for "-metrax4".
3585 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3586 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3587 (count_leading_zeros): Define.
3589 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3591 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3593 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3596 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3599 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3601 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3602 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3603 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3604 sched-deps.c, sched-int.h, system.h, target.h,
3605 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3606 tree.def: Fix comment typos.
3608 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3610 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3611 (override_options): Turn on -mstrict-align on non-ColdFire
3613 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3615 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3617 * c-common.c (const_strip_array_types): Delete.
3618 * c-common.h (const_strip_array_types): Likewise.
3619 * emit-rtl.c (const_next_insn, const_previous_insn,
3620 const_next_nonnote_insn, const_prev_nonnote_insn,
3621 const_next_real_insn, const_prev_real_insn,
3622 const_next_active_insn, const_prev_active_insn, const_next_label,
3623 const_prev_label): Delete.
3624 * gimple-low.c (block_may_fallthru): Use expr_last.
3625 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3626 * rtl.h (const_previous_insn, const_next_insn,
3627 const_prev_nonnote_insn, const_next_nonnote_insn,
3628 const_prev_real_insn, const_next_real_insn,
3629 const_prev_active_insn, const_next_active_insn, const_prev_label,
3630 const_next_label): Delete.
3631 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3632 * system.h (CONST_CAST): Update comment.
3633 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3634 (const_first_stmt, const_last_stmt): Delete.
3635 (tree_block_ends_with_condjump_p): Use last_stmt.
3636 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3637 * tree-iterator.c (const_expr_first, const_expr_last,
3638 const_expr_only): Delete.
3639 * tree.c (const_lookup_attribute): Likewise.
3640 (attribute_list_contained): Use lookup_attribute.
3641 * tree.h (const_lookup_attribute, const_expr_first,
3642 const_expr_last, const_expr_only): Delete.
3644 2007-09-01 Richard Guenther <rguenther@suse.de>
3646 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3647 instead of TREE_THIS_VOLATILE.
3648 * tree-ssa-operands.c (add_virtual_operand): Do not set
3649 has_volatile_ops. Do not check s_ann for NULL.
3650 (get_indirect_ref_operands): Likewise.
3651 (get_expr_operands): Likewise. For all reference trees
3652 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3653 check base of reference for TREE_THIS_VOLATILE.
3655 2007-09-01 Richard Guenther <rguenther@suse.de>
3657 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3658 between integral types. Also allow conversions between
3661 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3663 * optabs.c (prepare_float_lib_cmp): Use
3664 libgcc_cmp_return_mode instead of word_mode.
3665 * config/dfp-bit.h: Likewise.
3666 * config/fp-bit.h: Likewise.
3667 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3669 (spu_libgcc_shift_count_mode): New function.
3670 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3671 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3673 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3675 * tree-pretty-print.c: Include output.h.
3676 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3677 HOST_WIDE_INT_PRINT_DEC.
3678 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3680 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3682 PR rtl-optimization/33224
3683 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3684 to the analysed region.
3686 2007-08-31 Richard Guenther <rguenther@suse.de>
3688 * function.c (allocate_struct_function): Do not set
3689 current_function_returns_pointer.
3690 * function.h (struct var_refs_queue): Remove.
3691 (struct simple_obstack_stack): Likewise.
3692 (struct function): Remove fixup_var_refs_queue member.
3693 Remove returns_pointer flag.
3694 (current_function_returns_pointer): Remove define.
3696 2007-08-31 Nick Clifton <nickc@redhat.com>
3698 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3699 secondary keys in order to obtain a stable sort.
3701 2007-08-31 Nick Clifton <nickc@redhat.com>
3704 * config/m32r/constraints.md: Add W constraint for integer zero.
3705 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3706 Fix length calculation by using alternatives.
3708 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3710 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3711 split out from expand_binop.
3712 (avoid_expensive_constant): New function.
3713 (expand_binop_directly): Remove commutative_op argument and
3714 (expand_binop_directly): Remove commutative_op argument and
3715 call cummutative_optab_p instead. Do not change op0 or op1
3716 when swapping xop0 and xop1. Apply avoid_expensive_constant
3717 to each argument after potential swapping. Enforce the
3718 canonical order of commutative operands.
3719 (expand_binop): Use shift_optab_p and commutative_optab_p.
3720 Update the calls to expand_binop_directly. Only force constants
3721 into registers when widening an operation. Only swap operands
3722 once a direct expansion has been rejected.
3723 (expand_twoval_binop): Only force constants into registers when
3724 using a direct expansion.
3726 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3728 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3729 (sched_analyze_insn): Don't postprocess speculative dependencies when
3730 target has no scheduling.
3731 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3732 'uninitialized' warning.
3734 2007-08-31 Richard Guenther <rguenther@suse.de>
3736 * tree.c (build_complex_type): Always set TYPE_NAME for
3739 2007-08-31 Olivier Hainque <hainque@adacore.com>
3741 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3742 internal macro. Default alignment factor for csect directives, chosen
3743 to match what BIGGEST_ALIGNMENT allows.
3744 (DATA_SECTION_ASM_OP): Use it.
3745 * config/rs6000/rs6000.c
3746 (rs6000_xcoff_output_readonly_section_asm_op):
3747 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3748 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3750 2007-08-31 Olivier Hainque <hainque@adacore.com>
3752 * dbxout.c (dbxout_block): Move declaration within the first
3753 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3754 block to include the definition, together with the associated
3757 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3758 Revital Eres <eres@il.ibm.com>
3760 * doc/invoke.texi (-mpaired): Document flag.
3761 * config.gcc: Include paired.h in powerpc extra_headers and
3762 750cl.h in powerpc-*-linux*paired*.
3763 * config/rs6000/rs6000.opt (-mpaired): New flag.
3764 * config/rs6000/rs6000.c (paired_init_builtins,
3765 paired_expand_builtin, paired_expand_lv_builtin,
3766 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3767 New functions to support the paired single builtin functions.
3768 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3769 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3771 (bdesc_paired_preds): New structure for paired predicate
3773 (rs6000_expand_builtin): Expand paired single builtins.
3774 (rs6000_init_builtins): Init paired single builtins.
3775 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3776 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3777 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3778 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3779 (rs6000_vector_mode_supported_p): Support paired vector mode.
3780 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3781 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3783 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3784 (DATA_ALIGNMENT): Likewise.
3785 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3786 (rs6000_builtins): Add PAIRED builtins.
3787 * config/rs6000/rs6000.md: Include paired.md.
3788 * config/rs6000/paired.h: New.
3789 * config/rs6000/paired.md: New.
3790 * config/rs6000/750cl.h: New.
3791 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3793 2007-08-30 Ollie Wild <aaw@google.com>
3795 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3796 * gcc.c (default_compilers): Add -fno-directives-only to
3797 @assembler-with-cpp.
3799 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3803 * regclass.c (initial_fixed_regs): Revert previous change and make
3805 (initial_call_used_regs): Likewise.
3806 (initial_call_really_used_regs): Delete, reverting previous addition.
3807 (initial_reg_names): Likewise.
3808 (init_reg_sets): Revert previous change.
3809 (saved_fixed_regs): New.
3810 (saved_call_used_regs): New.
3811 (saved_call_really_used_regs): New.
3812 (saved_reg_names): New.
3813 (save_register_info): New.
3814 (restore_register_info): New.
3815 (init_reg_sets_1): Replace reset of register info with call to
3816 restore_register_info.
3817 * rtl.h (save_register_info): Declare.
3818 * toplev.c (backend_init): Call save_register_info.
3820 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3822 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3823 from the original statement.
3825 2007-08-30 Chao-ying Fu <fu@mips.com>
3827 * c-lex.c (interpret_fixed): Declare.
3828 (interpret_float): Process _Fract and _Accum.
3829 (interpret_fixed): New function.
3830 * final.c (output_addr_const): Process CONST_FIXED.
3831 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3832 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3834 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3836 (simplify_immed_subreg): Support CONST_FIXED.
3837 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3838 (simplify_subreg): Support CONST_FIXED.
3840 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3842 * config/rs6000/ppu_intrinsics.h: New file.
3843 * config.gcc (powerpc*-*-* <extra_headers>): Install
3846 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3848 * cfg.c (dump_flow_info): Change to also print entry and exit
3850 * print-rtl.c (print_rtl_single): Allow to print rtl with
3853 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3855 * df-core.h (df_dump_region): New function.
3856 * df.h (df_dump_region): New function.
3857 * loop-invariant.c (find_defs): Add call to df_dump_region.
3858 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3861 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3864 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3865 true if any of the compare_section_name calls returned true,
3866 rather than if any returned false.
3868 2007-08-30 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/33199
3871 * tree-ssa-structalias.c (handle_lhs_call): New function.
3872 (find_func_aliases): In non-IPA mode make sure that for
3873 calls that return a pointer we add a constraint for the
3874 result to point to anything.
3876 2007-08-30 Richard Guenther <rguenther@suse.de>
3878 * doc/invoke.texi (-mveclibabi): Document new target option.
3879 * config/i386/i386.opt (-mveclibabi): New target option.
3880 * config/i386/i386.c (ix86_veclib_handler): Handler for
3881 vectorization library support.
3882 (override_options): Handle the -mveclibabi option, initialize
3883 the vectorization library handler.
3884 (ix86_builtin_vectorized_function): As fallback call the
3885 vectorization library handler, if set.
3886 (ix86_veclibabi_acml): New static function for ACML ABI style
3887 vectorization support.
3889 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3891 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3892 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3893 SImode and update m. Don't run gen_lowpart_common on arbitrary
3894 memory address, force it to register first.
3897 * dce.c (dce_process_block): Don't delete setters of
3898 artificially used registers.
3900 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3902 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3903 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3904 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3906 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3908 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3910 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3911 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3913 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3915 * system.h: Activate -Wcast-qual as warning-only.
3917 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3920 * config/rs6000/rs6000.c (compare_section_name): New function.
3921 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3924 2007-08-29 Olivier Hainque <hainque@adacore.com>
3926 * xcoffout.c: #include debug.h.
3927 * Makefile.in (xcoffout.o): Add debug.h dependency.
3929 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3931 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3932 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3934 2007-08-29 Richard Guenther <rguenther@suse.de>
3936 * tree-pretty-print.c (dump_generic_node): Print
3937 label DECL_UID as D.%u.
3938 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3940 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3942 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3943 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3945 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3948 * tree.c (build_type_attribute_qual_variant): Set canonical types
3949 on the final, unqualified attribute variant before building the
3952 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3954 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3955 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3957 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3960 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3961 * config/bfin/bfin.md (composev2hi): Put operands into vector
3964 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3966 * config/bfin/bfin.md (composev2hi): Put operands into vector
3969 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3971 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3972 attribute when appropriate.
3973 (bfin_handle_l1_text_attribute): New.
3974 (bfin_handle_l1_data_attribute): New.
3975 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3976 l1_data_A and l1_data_B.
3977 * doc/extend.texi (node Function Attributes): Document l1_text
3979 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3980 l1_data_A and l1_data_B variable attributes.
3982 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3984 * config/bfin/bfin.opt (minline-plt): Add.
3985 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3986 call to global functions.
3987 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3988 (Blackfin Options): Document -minline-plt.
3990 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3992 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3993 given a non-function.
3994 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3996 2007-08-28 DJ Delorie <dj@redhat.com>
3998 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
4000 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4002 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
4004 2007-08-28 Richard Guenther <rguenther@suse.de>
4006 * tree.h (struct tree_function_decl): Increase size of
4007 function_code bitfield.
4009 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
4010 Kazu Hirata <kazu@codesourcery.com>
4012 * gcc/config/m68k/linux.h
4013 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
4014 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
4015 (m68k_return_in_memory): New.
4016 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
4019 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
4022 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4023 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
4024 operand) when top VEC_SELECT extracts scalar element.
4025 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
4026 (*vec_extract_v4sf_mem): Ditto.
4028 2007-08-28 Jakub Jelinek <jakub@redhat.com>
4031 * passes.c (init_optimization_passes): Move pass_df_finish
4032 after pass_postreload sublist.
4034 PR rtl-optimization/33148
4035 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
4036 (neg (lt X 0)) if X has scalar int mode.
4039 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
4040 initializer, use build_vector_from_ctor if possible to create
4041 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
4042 even after this, return NULL.
4044 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
4046 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
4048 2007-08-28 Richard Guenther <rguenther@suse.de>
4050 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
4051 (struct tree_function_decl): Make function_code a bitfield.
4052 Add disregard_inline_limits flag.
4053 * cgraphunit.c (cgraph_process_new_functions): Check
4054 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
4055 (cgraph_preserve_function_body_p): Likewise.
4056 * ipa-inline.c (compute_inline_parameters): Likewise.
4057 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
4058 for GNU C extern inline functions.
4059 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
4060 * tree-inline.c (disregard_inline_limits_p): Remove.
4061 * tree-inline.h (disregard_inline_limits_p): Likewise.
4062 * c-common.c (handle_always_inline_attribute): Set
4063 DECL_DISREGARD_INLINE_LIMITS.
4064 * langhooks.c (add_builtin_function): Verify the function code
4065 fits in the bitfield.
4067 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
4068 Vladimir Yanovsky <yanov@il.ibm.com>
4069 Revital Eres <eres@il.ibm.com>
4070 Andrey Belevantsev <abel@ispras.ru>
4072 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
4074 * modulo-sched.c: Add documentation regarding do-loop.
4075 (doloop_register_get): Change number of arguments to support
4076 the new do-loop pattern and check whether COUNT_REG has no other
4077 occurences in the loop besides in the control part.
4078 (duplicate_insns_of_cycles): Do not duplicate the insn which
4079 changes count_reg as it is already adjusted.
4080 (generate_prolog_epilog): New argument to support the new
4081 do-loop pattern. Change the subtract instruction to use
4082 expand_simple_binop. Call duplicate_insns_of_cycles with new
4084 (sms_schedule): Call doloop_register_get and
4085 generate_prolog_epilog with new argument. Do not handle loops
4086 with single sets insns with subreg in their lhs.
4087 * loop-doloop.c (doloop_optimize): Support for another do-loop
4089 (doloop_condition_get): Gets an instruction instead of a pattern
4090 and change the return condition when the do-loop pattern is
4092 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
4093 deps when considering to not create edges.
4095 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
4097 * doc/extend.texi (gnu_inline funtion attribute): Document C++
4100 2007-08-27 Jason Merrill <jason@redhat.com>
4103 * gimplify.c (gimplify_modify_expr): Discard the assignment of
4104 zero-sized types after calling gimplify_modify_expr_rhs.
4106 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4108 * regclass.c (init_reg_autoinc): Fix typo.
4110 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
4112 Fix PR tree-optimization/33173
4113 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
4115 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
4118 * config/i386/i386.h (VALID_DFP_MODE_P): New.
4119 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
4122 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
4123 David Ung <davidu@mips.com>
4124 Nigel Stephens <nigel@mips.com>
4126 Separate target-specific initialization from general
4127 back-end initialization.
4129 * toplev.c (init_alignments): New, split out from...
4130 (process_options): ...here.
4131 (backend_init_target): New, split out from...
4132 (backend_init): ...here.
4133 (lang_dependent_init_target): New, split out from...
4134 (lang_dependent_init): ...here.
4135 (target_reinit): New.
4136 * toplev.h (target_reinit): Declare.
4137 * expr.c (init_expr_target): Renamed from init_expr_once, since it
4138 now can be called more than once. Update comments.
4139 * expr.h (init_expr_target): Likewise.
4140 * alias.c (init_alias_target): Renamed from init_alias_once, since it
4141 now can be called more than once. Explicitly zero
4142 static_reg_base_value.
4143 * emit-rtl.c (init_emit_regs): New, split out from...
4144 (init_emit_once): Here.
4145 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
4146 non-const, so that changes from command-line arguments can overwrite
4147 values provided by the static initializers.
4148 (initial_call_really_used_regs): New, used similarly to the above.
4149 (initial_reg_names): Likewise.
4150 (last_mode_for_init_move_cost): Promoted function-local static to
4151 file-scope static to make it accessible outside init_move_cost.
4152 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
4153 Do not initialize inv_reg_alloc_order yet, either. Do initialize
4154 reg_names since it is needed for parsing command-line options.
4155 (init_move_cost): Use last_mode_for_init_move_cost instead of
4156 function-local static.
4157 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
4158 call_really_used_regs now. Reinitialize reg_names. Also
4159 initialize inv_reg_alloc_order. Zero reg_class_subunion and
4160 reg_class_superunion. Clear losing_caller_save_reg_set.
4161 Preserve global registers if called more than once. Reset
4162 move cost, may_move_in_cost, may_move_out_cost, and
4163 last_mode_for_init_move_cost.
4164 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
4165 can now be invoked more than once. Update comments.
4166 (init_regs): Update comments.
4167 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
4168 and initial_call_really_used_regs, instead of the non-initial
4169 variables. This allows us to save the command-line register settings
4170 after target reinitialization.
4171 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
4172 * rtl.h (init_emit_regs): Declare.
4173 (init_reg_modes_target, init_alias_target): Renamed as described
4175 * reload1.c (init_reload): Update comments.
4176 * optabs.c (init_optabs): Likewise.
4177 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
4179 2007-08-26 Chao-ying Fu <fu@mips.com>
4181 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
4184 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4186 * alias.c (memory_modified_1, memory_modified_in_insn_p):
4188 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
4190 * bb-reorder.c (copy_bb_p): Likewise.
4191 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
4192 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4193 block_ends_with_condjump_p): Likewise.
4194 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
4195 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
4196 block_ends_with_condjump_p): Likewise.
4197 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
4198 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
4199 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
4200 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
4201 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
4202 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
4203 debug_true_const_tree instad of debug_true_tree.
4204 * debug.c (do_nothing_debug_hooks): Likewise.
4205 * debug.h (ignore_block, debug_true_const_tree): Constify.
4206 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
4207 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
4208 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
4209 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
4210 dbx_reg_number, is_based_loc, field_type,
4211 simple_type_align_in_bits, simple_decl_align_in_bits,
4212 simple_type_size_in_bits, field_byte_offset, insert_float,
4213 type_tag, member_declared_type, is_redundant_typedef,
4214 secname_for_decl, is_inlined_entry_point): Likewise.
4215 * emit-rtl.c (const_next_insn, const_previous_insn,
4216 const_next_nonnote_insn, const_prev_nonnote_insn,
4217 const_next_real_insn, const_prev_real_insn,
4218 const_next_active_insn, const_prev_active_insn, const_next_label,
4219 const_prev_label): Likewise.
4220 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
4222 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
4223 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
4224 sched_insn_is_legitimate_for_speculation_p): Likewise.
4225 * jump.c (reversed_comparison_code_parts,
4226 reversed_comparison_code, reversed_comparison, condjump_label):
4228 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
4229 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
4231 * rtl.h (const_previous_insn, const_next_insn,
4232 const_prev_nonnote_insn, const_next_nonnote_insn,
4233 const_prev_real_insn, const_next_real_insn,
4234 const_prev_active_insn, const_next_active_insn, const_prev_label,
4235 const_next_label, modified_between_p, modified_in_p,
4236 const_note_storeskeep_with_call_p, condjump_label,
4237 reversed_comparison, reversed_comparison_code,
4238 reversed_comparison_code_parts, memory_modified_in_insn_p,
4239 stack_regs_mentioned): Likewise.
4240 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
4241 keep_with_call_p): Likewise.
4242 * sched-deps.c (deps_may_trap_p, sched_get_condition,
4243 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
4244 sd_lists_size, sd_lists_empty_p): Likewise.
4245 * sched-int.h (sched_insns_conditions_mutex_p,
4246 haifa_classify_insn, no_real_insns_p,
4247 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
4248 sd_lists_size, sd_lists_empty_p): Likewise.
4249 * sdbout.c (sdb_debug_hooks): Likewise.
4250 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
4251 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
4252 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
4254 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
4255 tree_can_throw_internal): Likewise.
4256 * tree-flow-inline.h (phi_nodes): Likewise.
4257 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
4258 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
4259 * tree-gimple.c (const_get_call_expr_in): Likewise.
4260 * tree-gimple.h (const_get_call_expr_in): Likewise.
4261 * tree.c (const_lookup_attribute, attribute_list_equal,
4262 attribute_list_contained): Likewise.
4263 * tree.h (attribute_list_equal, attribute_list_contained,
4264 const_lookup_attribute): Likewise.
4265 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
4267 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4269 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
4270 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
4272 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/alpha/constraints.md: Delete "svn:mime-type" property
4276 with svn propdel "svn:mime-type".
4278 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
4281 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
4282 non NOTE insn doesn't cross basic block.
4283 (noce_try_abs): Likewise.
4284 (noce_process_if_block): Likewise.
4286 2007-08-26 David Edelsohn <edelsohn@gnu.org>
4289 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
4290 operand without auto-inc-dec.
4291 * config/rs6000/rs6000.md (floatsidf2_internal): Use
4292 offsettable_mem_operand.
4293 (floatunssidf2_internal): Same.
4294 (fix_truncdfsi2_internal): Same.
4295 (floatsidf_ppc64): Same.
4296 (floatunssidf_ppc64): Same.
4297 (fix_trunctfsi2_internal): Same.
4299 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
4302 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
4303 pass defines needed for version.c.
4305 2007-08-25 Joseph Myers <joseph@codesourcery.com>
4307 * configure.ac (--debug-prefix-map check): Change assembler
4308 version presumed to have feature to 2.18.
4309 * configure: Regenerate.
4311 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4313 * c-common.c (vector_types_convertible_p,
4314 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
4315 self_promoting_args_p): Constify.
4316 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
4317 c_promoting_integer_type_p, self_promoting_args_p,
4318 anon_aggr_type_p, vector_types_convertible_p): Likewise.
4319 * c-decl.c (anon_aggr_type_p): Likewise.
4320 * * c-dump.c (dump_stmt): Likewise.
4321 * c-objc-common.c (has_c_linkage): Likewise.
4322 * c-tree.h (same_translation_unit_p): Likewise.
4323 * c-typeck.c (null_pointer_constant_p,
4324 tagged_types_tu_compatible_p, function_types_compatible_p,
4325 type_lists_compatible_p, lvalue_or_else, lvalue_p,
4326 comptypes_internal, struct tagged_tu_seen_cache,
4327 same_translation_unit_p, alloc_tagged_tu_seen_cache,
4328 c_size_in_bytes): Likewise.
4329 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
4330 hash_ptr, eq_ptr): Likewise.
4331 * langhooks-def.h (lhd_decl_ok_for_sibcall,
4332 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
4333 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
4334 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
4336 * optabs.c (optab_for_tree_code): Likewise.
4337 * optabs.h (optab_for_tree_code): Likewise.
4338 * rtl.h (simplify_rtx): Likewise.
4339 * simplify-rtx.c (simplify_rtx): Likewise.
4340 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
4341 dump_flag, dump_node): Likewise.
4342 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
4343 queue_and_dump_type, dump_flag): Likewise.
4344 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
4345 * tree-pass.h (dump_node): Likewise.
4346 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4347 supportable_narrowing_operation): Likewise.
4348 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4349 supportable_narrowing_operation): Likewise.
4350 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4351 is_negative_overflow_infinity, is_positive_overflow_infinity,
4352 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4353 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4354 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4355 ssa_name_nonzero_p, fp_predicate): Likewise.
4356 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4357 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4358 ssa_name_nonnegative_p): Likewise.
4360 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4362 * config.gcc : Add x86_64-elf target.
4364 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4366 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4368 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4369 Nigel Stephens <nigel@mips.com>
4373 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4374 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4375 * expr.c (SET_BY_PIECES_P): Define.
4376 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4377 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4378 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4380 * expr.h (SET_RATIO): Define.
4381 (can_store_by_pieces, store_by_pieces): Update prototypes.
4382 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4383 can_store_by_pieces/store_by_pieces.
4384 (expand_builtin_memcpy_args): Likewise.
4385 (expand_builtin_strncpy): Likewise.
4386 (expand_builtin_memset_args): Likewise. Also remove special case
4387 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4388 decide what to do instead.
4389 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4390 to can_store_by_pieces.
4392 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4393 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4395 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4396 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4397 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4398 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4399 (STORE_BY_PIECES_P): Define.
4401 2007-08-24 Tom Tromey <tromey@redhat.com>
4403 * varpool.c (varpool_last_needed_node): Fix comment typo.
4404 * c-decl.c (duplicate_decls): Fix comment typo.
4405 (clone_underlying_type): Update comment.
4407 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4409 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4410 alpha_in_small_data_p, alpha_split_complex_arg,
4411 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4413 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4414 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4416 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4417 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4418 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4419 * config/darwin.c (darwin_binds_local_p): Likewise.
4420 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4422 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4423 i386_pe_valid_dllimport_attribute_p): Likewise.
4424 * config/i386/i386.c (ix86_function_regparm,
4425 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4426 x86_can_output_mi_thunk, ix86_mangle_type,
4427 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4428 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4429 i386_pe_binds_local_p): Likewise.
4430 * config/ia64/ia64.c
4431 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4432 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4433 ia64_invalid_conversion, ia64_invalid_unary_op,
4434 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4436 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4437 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4438 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4439 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4440 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4441 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4442 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4443 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4444 * config/pa/pa.c (pa_commutative_p): Likewise.
4445 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4447 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4448 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4449 rs6000_use_blocks_for_constant_p,
4450 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4451 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4452 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4453 * config/s390/s390.c (s390_mangle_type,
4454 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4456 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4457 th_in_small_data_p): Likewise.
4458 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4459 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4461 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4462 sparc_mangle_type): Likewise.
4463 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4464 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4465 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4467 * hooks.c (hook_bool_mode_const_rtx_false,
4468 hook_bool_mode_const_rtx_true,
4469 hook_bool_const_tree_hwi_hwi_const_tree_false,
4470 hook_bool_const_tree_hwi_hwi_const_tree_true,
4471 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4472 hook_constcharptr_const_tree_null,
4473 hook_constcharptr_const_rtx_null,
4474 hook_constcharptr_const_tree_const_tree_null,
4475 hook_constcharptr_int_const_tree_null,
4476 hook_constcharptr_int_const_tree_const_tree_null): New.
4477 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4478 hook_bool_tree_hwi_hwi_tree_false,
4479 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4480 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4481 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4482 hook_constcharptr_int_tree_null,
4483 hook_constcharptr_int_tree_tree_null): Delete.
4484 (default_can_output_mi_thunk_no_vcall): Constify.
4485 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4486 hook_bool_tree_hwi_hwi_tree_false,
4487 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4488 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4489 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4490 hook_constcharptr_int_tree_null,
4491 hook_constcharptr_int_tree_tree_null): Delete.
4492 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4493 hook_bool_const_tree_hwi_hwi_const_tree_false,
4494 hook_bool_const_tree_hwi_hwi_const_tree_true,
4495 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4496 hook_constcharptr_const_tree_null,
4497 hook_constcharptr_const_rtx_null,
4498 hook_constcharptr_const_tree_const_tree_null,
4499 hook_constcharptr_int_const_tree_null,
4500 hook_constcharptr_int_const_tree_const_tree_null): New.
4501 (default_can_output_mi_thunk_no_vcall): Constify.
4502 * integrate.c (function_attribute_inlinable_p): Likewise.
4503 * integrate.h (function_attribute_inlinable_p): Likewise.
4504 * jump.c (rtx_renumbered_equal_p): Likewise.
4505 * output.h (decl_readonly_section, categorize_decl_for_section,
4506 default_use_anchors_for_symbol_p, default_binds_local_p,
4507 default_binds_local_p_1): Likewise.
4508 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4510 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4511 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4512 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4513 TARGET_COMP_TYPE_ATTRIBUTES,
4514 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4515 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4516 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4517 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4518 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4519 * target.h (can_output_mi_thunk, needs_block_p,
4520 first_cycle_multipass_dfa_lookahead_guard_spec,
4521 vector_alignment_reachable, comp_type_attributes,
4522 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4523 commutative_p, use_blocks_for_constant_p,
4524 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4525 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4526 invalid_within_doloop, valid_dllimport_attribute_p,
4527 split_complex_arg, invalid_arg_for_unprototyped_fn,
4528 invalid_conversion, invalid_unary_op, invalid_binary_op):
4530 * targhooks.c (default_invalid_within_doloop,
4531 hook_invalid_arg_for_unprototyped_fn,
4532 default_builtin_vector_alignment_reachable): Likewise.
4533 (hook_bool_rtx_commutative_p): Delete.
4534 (hook_bool_const_rtx_commutative_p): New.
4535 * targhooks.h (default_invalid_within_doloop,
4536 default_builtin_vector_alignment_reachable,
4537 hook_invalid_arg_for_unprototyped_fn): Constify.
4538 (hook_bool_rtx_commutative_p): Delete.
4539 (hook_bool_const_rtx_commutative_p): New.
4540 * varasm.c (bss_initializer_p, decl_default_tls_model,
4541 categorize_decl_for_section, decl_readonly_section,
4542 default_use_anchors_for_symbol_p, default_binds_local_p,
4543 default_binds_local_p_1): Constify.
4545 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4547 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4548 __NO_BUILTIN if -fno-builtin.
4550 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4552 * config/bfin/bfin.c (print_operand): Report error instead of
4553 ICE for wrong operand.
4555 2007-08-24 Michael Matz <matz@suse.de>
4557 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4559 2007-08-24 Richard Guenther <rguenther@suse.de>
4562 * tree-ssa.c (useless_type_conversion_p): Split into a
4563 recursive and a non-recursive part.
4564 (useless_type_conversion_p_1): New function.
4565 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4566 from maybe_fold_offset_to_reference is trivially convertible
4567 to the desired type before doing the simplification.
4569 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4571 * expr.c (store_expr): Optimize initialization of an array
4573 * expr.h (builtin_strncpy_read_str): New prototype.
4574 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4577 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4580 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4581 field when initializing if_info structure.
4583 2007-08-24 Richard Guenther <rguenther@suse.de>
4585 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4587 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4588 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4589 * tree-inline.c (inlinable_function_p): Fold in common parts of
4590 the cannot_inline_tree_fn langhook.
4591 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4592 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4593 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4594 cannot_inline_tree_fn langhook.
4595 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4596 cannot_inline_tree_fn member.
4598 2007-08-24 Richard Guenther <rguenther@suse.de>
4600 * expr.c (get_inner_reference): Do computation of bitoffset
4601 from offset in a way we can detect overflow reliably.
4603 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4605 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4607 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4609 * config/bfin/bfin.opt (mfast-fp): Add.
4610 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4611 libbffastfp override libgcc if -mfast-fp.
4612 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4613 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4614 (Blackfin Options): Document -mfast-fp.
4616 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4618 PR tree-optimization/32573
4620 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4621 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4622 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4623 (build_classic_dist_vector): Return false rather than true if
4624 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4625 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4626 returned false. Don't call save_dist_v before calling
4627 build_classic_dist_vector_1.
4628 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4629 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4630 DDR_DIR_VECTS vectors.
4632 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4634 * configure.ac (leb128): Modify sed statement to work with any
4635 binutils version string.
4636 * configure: Regenerate
4638 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4640 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4641 Wrap in RTX_CODE macro guard.
4642 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4643 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4644 arm_mark_dllimport, arm_pe_encode_section_info,
4645 arm_pe_unique_section): Use ISO-C function declarations.
4646 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4647 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4648 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4650 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4651 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4653 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4655 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4656 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4657 (register_move_cost): Use ISO-C function declarations.
4658 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4659 * config/score/score-protos.h (score_declare_object): Add
4661 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4663 * final.c (profile_function): Avoid empty if-bodies.
4666 * calls.c (must_pass_in_stack_var_size,
4667 must_pass_in_stack_var_size_or_pad): Constify.
4668 * config/alpha/alpha-protos.h (function_value): Likewise.
4669 * config/alpha/alpha.c (alpha_return_in_memory,
4670 alpha_pass_by_reference, function_value,
4671 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4672 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4674 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4675 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4676 TARGET_PROMOTE_PROTOTYPES): Likewise.
4677 * config/arm/arm-protos.h (arm_return_in_memory,
4678 arm_pad_arg_upward, arm_function_value): Likewise.
4679 * config/arm/arm.c (arm_pass_by_reference,
4680 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4681 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4682 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4684 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4685 * config/avr/avr-protos.h (avr_function_value): Likewise.
4686 * config/avr/avr.c (avr_return_in_memory,
4687 gas_output_limited_string, gas_output_ascii, avr_function_value,
4688 avr_return_in_memory): Likewise.
4689 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4690 * config/bfin/bfin.c (bfin_pass_by_reference,
4691 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4692 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4694 * config/cris/cris.c (cris_pass_by_reference,
4695 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4696 * config/crx/crx.c (crx_return_in_memory): Likewise.
4697 * config/darwin.c (function_base, machopic_function_base_name):
4699 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4700 TARGET_PROMOTE_PROTOTYPES): Likewise.
4701 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4702 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4703 * config/i386/i386-protos.h (ix86_return_in_memory,
4704 ix86_sol10_return_in_memory): Likewise.
4705 * config/i386/i386.c (ix86_function_value,
4706 ix86_function_sseregparm, ix86_must_pass_in_stack,
4707 type_natural_mode, classify_argument, examine_argument,
4708 construct_container, ix86_pass_by_reference, function_value_32,
4709 function_value_64, ix86_function_value_1, return_in_memory_32,
4710 return_in_memory_64, return_in_memory_ms_64,
4711 ix86_return_in_memory, ix86_sol10_return_in_memory,
4712 TARGET_PROMOTE_PROTOTYPES): Likewise.
4713 * config/ia64/ia64-protos.h (ia64_function_value,
4714 ia64_hpux_function_arg_padding): Likewise.
4715 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4716 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4717 ia64_hpux_function_arg_padding): Likewise.
4718 * config/iq2000/iq2000-protos.h (function_arg,
4719 iq2000_function_value): Likewise.
4720 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4721 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4722 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4723 function_arg, iq2000_function_value): Likewise.
4724 * config/m32c/m32c-protos.h (m32c_function_value,
4725 m32c_promote_function_return): Likewise.
4726 * config/m32c/m32c.c (m32c_pass_by_reference,
4727 m32c_promote_prototypes, m32c_promote_function_return,
4728 m32c_function_value): Likewise.
4729 * config/m32r/m32r.c (m32r_return_in_memory,
4730 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4731 m32r_in_small_data_p): Likewise.
4732 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4734 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4735 m68hc11_function_arg_padding): Likewise.
4736 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4737 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4738 m68k_function_value): Likewise.
4739 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4740 mcore_function_value): Likewise.
4741 * config/mcore/mcore.c (handle_structs_in_regs,
4742 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4743 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4744 mcore_num_arg_regs, mcore_function_value): Likewise.
4745 * config/mips/mips-protos.h (mips_pad_arg_upward,
4746 mips_function_value): Likewise.
4747 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4748 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4749 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4750 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4751 mips_function_value): Likewise.
4752 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4754 * config/mmix/mmix.c (mmix_pass_by_reference,
4755 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4756 mmix_encode_section_info): Likewise.
4757 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4759 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4760 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4761 mn10300_function_value): Likewise.
4762 * config/mt/mt-protos.h (mt_function_value): Likewise.
4763 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4764 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4765 * config/pa/pa-protos.h (function_arg_padding, function_value,
4766 pa_return_in_memory): Likewise.
4767 * config/pa/pa.c (pa_pass_by_reference,
4768 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4769 function_arg_padding, function_value, pa_return_in_memory):
4771 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4772 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4773 function_arg_padding): Likewise.
4774 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4775 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4776 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4777 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4778 function_arg_padding, altivec_expand_dst_builtin,
4779 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4780 altivec_init_builtins, rs6000_common_init_builtins,
4781 rs6000_function_value): Likewise.
4782 * s390/s390-protos.h (s390_function_value): Likewise.
4783 * config/s390/s390.c (s390_function_arg_size,
4784 s390_pass_by_reference, s390_return_in_memory,
4785 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4786 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4787 * config/score/score-protos.h (score_function_value): Likewise.
4788 * config/score/score.c (score_arg_partial_bytes,
4789 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4790 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4791 score_pass_by_reference, score_add_offset, score_function_value):
4793 * config/sh/sh-protos.h (sh_attr_renesas_p,
4794 sh_promote_prototypes): Likewise.
4795 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4796 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4797 sh_attr_renesas_p): Likewise.
4798 * config/sparc/sparc-protos.h (function_value,
4799 function_arg_padding): Likewise.
4800 * config/sparc/sparc.c (sparc_promote_prototypes,
4801 sparc_return_in_memory, sparc_pass_by_reference,
4802 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4803 function_arg_record_value_2, function_arg_record_value_1,
4804 function_arg_record_value, function_arg_record_value,
4805 function_arg_padding, function_value): Likewise.
4806 * config/spu/spu-protos.h (spu_function_value): Likewise.
4807 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4808 spu_function_value): Likewise.
4809 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4811 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4812 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4813 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4815 * config/v850/v850.c (v850_return_in_memory,
4816 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4817 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4818 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4819 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4820 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4822 * explow.c (promote_mode, hard_function_value): Likewise.
4823 * expr.h (hard_function_value, promote_mode): Likewise.
4824 * function.c (aggregate_value_p): Likewise.
4825 * hooks.c (hook_bool_const_tree_true): New.
4826 * hooks.h (hook_bool_const_tree_true): New.
4827 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4828 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4829 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4830 TARGET_RETURN_IN_MSB): Likewise.
4831 * target.h (promote_function_args, promote_function_return,
4832 promote_prototypes, return_in_memory, return_in_msb,
4833 pass_by_reference, must_pass_in_stack, callee_copies,
4834 function_value): Likewise.
4835 * targhooks.c (default_return_in_memory,
4836 hook_pass_by_reference_must_pass_in_stack,
4837 hook_callee_copies_named,
4838 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4839 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4840 default_function_value): Likewise.
4841 * targhooks.h (default_return_in_memory,
4842 hook_pass_by_reference_must_pass_in_stack,
4843 hook_callee_copies_named,
4844 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4845 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4846 default_function_value): Likewise.
4847 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4848 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4849 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4850 * tree.c (needs_to_live_in_memory): Likewise.
4851 * tree.h (struct tree_type, needs_to_live_in_memory,
4852 aggregate_value_p, must_pass_in_stack_var_size,
4853 must_pass_in_stack_var_size_or_pad): Likewise.
4854 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4855 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4856 lookup_filename): Likewise.
4858 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4862 fake fcomi i387 instruction for !TARGET_CMOVE.
4863 (ix86_expand_branch): Expand natural sequence with one jump for
4864 all targets, not only TARGET_CMOVE.
4865 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4866 pattern to implement fake fcomi sequence. Split instruction after
4867 reload to correct compare sequences.
4868 (*cmpfp_xf_cc): Ditto.
4869 (*cmpfp_<mode>_cc): Ditto.
4870 (*cmpfp_u_cc): Ditto.
4871 (*cmpfp_<mode>_cc): Ditto.
4873 2007-08-23 Richard Guenther <rguenther@suse.de>
4875 * tree-pretty-print.c (dump_generic_node): Annotate
4876 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4878 2007-08-23 Richard Guenther <rguenther@suse.de>
4880 * builtins.c (expand_builtin_mathfn): Wrap argument in
4881 save_expr directly instead of re-building the call.
4882 (expand_builtin_mathfn_2): Likewise.
4883 (expand_builtin_mathfn_3): Likewise.
4884 (expand_builtin_interclass_mathfn): Likewise.
4885 (expand_builtin_int_roundingfn): Set arg.
4886 (expand_builtin_int_roundingfn_2): Likewise.
4888 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4890 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4891 *sse_nand<mode>3, *sse_xor<mode>3): New.
4893 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4895 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4896 * config/i386/i386.c (print_operand): Handle ';' code. Output
4897 semicolon for TARGET_MACHO.
4898 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4899 emit semicolon after 'lock' prefix.
4900 (sync_double_compare_and_swap<mode>): Ditto.
4901 (*sync_double_compare_and_swapdi_pic): Ditto.
4902 (*sync_compare_and_swap_cc<mode>): Ditto.
4903 (sync_double_compare_and_swap_cc<mode>): Ditto.
4904 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4905 (sync_old_add<mode>): Ditto.
4906 (sync_add<mode>): Ditto.
4907 (sync_sub<mode>): Ditto.
4908 (sync_ior<mode>): Ditto.
4909 (sync_and<mode>): Ditto.
4910 (sync_xor<mode>): Ditto.
4912 2007-08-22 Chao-ying Fu <fu@mips.com>
4914 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4916 (copy_rtx): Handle CONST_FIXED.
4917 (rtx_equal_p): Likewise.
4918 * rtl.h (fixed_value.h): New include.
4919 (rtx_def): Add a new field of fixed_value to u.
4920 (XCNMPFV): Define for accessing fixed_value.
4921 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4923 * rtl.def (CONST_FIXED): New constant.
4924 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4925 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4926 US_ASHIFT): New codes.
4927 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4928 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4929 unsigned_fract_convert, unsigned_sat_fract): Document them.
4930 * varasm.c (assemble_integer): Extend to support fixed-point constants
4931 by using different machine classes.
4932 (decode_addr_const): Handle FIXED_CST.
4933 (const_hash_1): Likewise.
4934 (compare_constant): Likewise.
4935 (copy_constant): Likewise.
4936 (const_rtx_hash_1): Handle CONST_FIXED.
4937 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4938 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4940 (initializer_constant_valid_p): Handle FIXED_CST.
4941 (output_constant): Support FIXED_POINT_TYPE.
4942 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4943 * cse.c (hash_rtx): Support CONST_FIXED.
4944 (exp_equiv_p): Likewise.
4945 (cannon_reg): Likewise.
4946 (fold_rtx): Likewise.
4947 (equiv_constant): Likewise.
4948 (cse_process_notes_1): Likewise.
4949 (count_reg_usage): Likewise.
4950 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4951 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4952 (wrap_constant): Check CONST_FIXED.
4953 (cselib_hash_rtx): Support CONST_FIXED.
4954 (cselib_subst_to_values): Likewise.
4955 * df-scan.c (df_uses_record): Likewise.
4956 * gcse.c (want_to_gcse_p): Likewise.
4957 (oprs_unchanged_p): Likewise.
4958 (oprs_not_set_p): Likewise.
4959 (compute_transp): Likewise.
4960 (extract_mentioned_regs_helper): Likewise.
4961 * genemit.c (gen_exp): Likewise.
4962 * local-alloc.c (equiv_init_varies_p): Likewise.
4963 (contains_replace_regs): Likewise.
4964 (memref_referenced_p): Likewise.
4965 * loop-invariant.c (check_maybe_invariant): Likewise.
4966 (hash_invariant_expr_1): Likewise.
4967 (invariant_expr_equal_p): Likewise.
4968 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4969 * regclass.c (reg_scan_mark_refs): Likewise.
4970 * regrename.c (scan_rtx): Likewise.
4971 * resource.c (mark_referenced_resources): Likewise.
4972 (mark_set_resources): Likewise.
4973 * rtlanal.c (rtx_unstable_p): Likewise.
4974 (rtx_varies_p): Likewise.
4975 (count_occurrences): Likewise.
4976 (reg_mentioned_p): Likewise.
4977 (modified_between_p): Likewise.
4978 (modified_in_p): Likewise.
4979 (volatile_insn_p): Likewise.
4980 (volatile_refs_p): Likewise.
4981 (side_effects_p): Likewise.
4982 (may_trap_p_1): Likewise.
4983 (inequality_comparisons_p): Likewise.
4984 (computed_jump_p_1): Likewise.
4985 (commutative_operand_precedence): Likewise.
4986 * sched-deps.c (sched_analyze_2): Likewise.
4987 * sched-vis.c (print_value): Likewise.
4988 * reload.c (operands_match_p): Likewise.
4989 (subst_reg_equivs): Likewise.
4990 * reload1.c (eliminate_regs_1): Likewise.
4991 (elimination_effects): Likewise.
4992 (scan_paradoxical_subregs): Likewise.
4993 * alias.c (rtx_equal_for_memref_p): Likewise.
4994 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4995 * emit-rtl.c (const_fixed_htab): New hash table.
4996 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4998 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4999 const_fixed_from_fixed_value): New functions.
5000 (verify_rtx_sharing): Handle CONST_FIXED.
5001 (copy_rtx_if_shared_1): Likewise.
5002 (reset_used_flags): Likewise.
5003 (set_used_flags): Likewise.
5004 (copy_insn_1): Likewise.
5005 (init_emit_once): Create const_fixed_htab.
5006 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
5008 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
5010 PR tree-optimization/32949
5011 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
5012 before failing for ivs with non-constant step.
5014 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
5016 * doc/md.texi (Iterators): Renamed from Macros. All contents
5017 changed to reflect rename of respectively define_code_macro and
5018 define_mode_macro to define_code_iterator and define_mode_iterator.
5019 (Mode Iterators, Code Iterators): Similar.
5020 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
5021 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
5022 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
5023 (initialize_iterators, find_iterator, check_code_iterator)
5024 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
5025 (read_mapping, read_rtx_1): Similar.
5026 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
5027 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
5028 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
5029 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
5030 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
5031 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
5032 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
5033 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
5034 config/rs6000/sync.md, config/rs6000/rs6000.md,
5035 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
5036 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
5037 config/vax/vax.md, config/bfin/bfin.md: Similar.
5039 2007-08-22 David Daney <ddaney@avtrex.com>
5041 * doc/install.texi (Testing): Mention testing on a simulator.
5043 2007-08-22 Janis Johnson <janis187@us.ibm.com>
5045 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
5047 * doc/libgcc.texi (Decimal float library routines): Fix formatting
5048 and rearrange floating point conversion functions into different
5051 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5053 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
5054 dfa_post_advance_cycle): New scheduler hooks.
5055 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5056 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
5058 (TARGET_SCHED): Use them.
5059 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
5060 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
5061 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
5063 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
5064 function to facilitate debugging.
5065 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
5066 (output_insn_has_dfa_reservation_p): New static function to output
5067 insn_has_dfa_reservation_p ().
5068 (write_automata): Use it.
5069 * genattr.c (main): Output declaration for
5070 insn_has_dfa_reservation_p ().
5072 2007-08-22 Christian Bruel <christian.bruel@st.com>
5073 Richard Guenther <rguenther@suse.de>
5075 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
5076 * simplify_rtx (simplify_binary_operation_1): Likewise.
5078 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
5080 PR rtl-optimization/32557
5081 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
5082 of REGNO (mws->mw_reg).
5084 2007-08-22 Richard Guenther <rguenther@suse.de>
5087 * builtins.c (expand_builtin_int_roundingfn): Replace call
5088 argument wrapped with SAVE_EXPR directly.
5089 (expand_builtin_int_roundingfn_2): Likewise.
5091 2007-08-22 Richard Guenther <rguenther@suse.de>
5093 * tree-inline.c (inlinable_function_p): Restore disregarding
5094 inline limits for GNU extern inline functions.
5096 2007-08-22 Richard Guenther <rguenther@suse.de>
5099 * tree.c (host_integerp): Treat sizetype as signed as it is
5102 2007-08-21 Ian Lance Taylor <iant@google.com>
5104 PR tree-optimization/33134
5105 * tree-vrp.c (adjust_range_with_scev): Call
5106 set_value_range_to_value.
5108 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5110 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
5113 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
5115 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
5118 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
5120 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
5121 cases to set eight bytes at a time.
5122 (expand_block_move): Likewise.
5124 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5127 * dwarf2out.c (gen_decl_die): Don't call
5128 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
5130 2007-08-21 Paul Brook <paul@codesourcery.com>
5131 Nathan Sidwell <nathan@codesourcery.com>
5132 Mark Mitchell <mark@codesourcery.com>
5133 Joseph Myers <joseph@codesourcery.com>
5135 * configure.ac: Add --with-pkgversion and --with-bugurl.
5136 * configure: Regenerate.
5137 * doc/install.texi: Document them.
5138 * version.c (version_string): Remove VERSUFFIX.
5139 (VERSUFFIX): Remove.
5140 (pkgversion_string): New.
5141 (bug_report_url): Do not hard-code initializer.
5142 * version.h (pkgversion_string): Declare.
5143 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
5145 (version.o): Define PKGVERSION and BUGURL.
5146 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
5147 (%.pod): Define BUGURL.
5148 * gcc.c (process_command, main): Use pkgversion_string.
5149 * toplev.c (compile_file, print_version): Likewise.
5150 * protoize.c (main): Likewise.
5151 * gcov.c (print_version): Likewise. Update copyright date.
5152 * gcov-dump.c (print_version): Likewise. Update copyright date.
5153 * mips-tdump.c (main): Likewise. Update copyright date.
5154 * mips-tfile.c (main): Likewise. Update copyright date.
5155 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
5156 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
5157 shorten description.
5158 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
5159 * doc/gccint.texi: Likewise.
5160 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
5161 Update copyright date.
5163 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
5165 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
5166 (ix86_expand_strlensi_unroll_1): Ditto.
5167 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
5168 (ix86_expand_carry_flag_compare): Update comment.
5170 2007-08-21 Jakub Jelinek <jakub@redhat.com>
5173 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
5174 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
5176 2007-08-21 Richard Guenther <rguenther@suse.de>
5178 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
5180 2007-08-21 Richard Guenther <rguenther@suse.de>
5183 * fold-const.c (fold_binary): Remove index +p PTR folding.
5184 Fix types of POINTER_PLUS_EXPR generated by folding of
5187 2007-08-20 Chao-ying Fu <fu@mips.com>
5189 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
5190 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
5191 RID_ONEWAY, so that it can be checked in declspecs_add_type.
5192 (c_common_fixed_point_type_for_size): Declare.
5193 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
5194 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
5195 (c_token_starts_declspecs): Likewise.
5196 (c_parser_declspecs): Likewise.
5197 (c_parser_attributes): Likewise.
5198 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
5199 (c_declspecs): Add saturating_p.
5200 * c-decl.c (build_null_declspecs): Initialize saturating_p.
5201 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
5202 _Sat. Handle RID_SAT.
5203 Avoid using void, bool, char, int, float, double, _Decimal32,
5204 _Decimal64, _Decimal128, and complex with _Sat.
5205 Handle RID_FRACT and RID_ACCUM.
5206 Make sure _Sat is used with _Fract or _Accum.
5207 (finish_declspecs): Handle cts_fract and cts_accum.
5208 * c-common.c (fixed-value.h): New include.
5209 (constant_expression_warning): Handle FIXED_CST.
5210 (overflow_warning): Likewise.
5211 (warnings_for_convert_and_check): Likewise.
5212 (c_common_fixed_point_type_for_size): New.
5213 (c_common_type_for_mode): Handle fixed-point modes to
5214 return various saturating/non-saturating, signed/unsigned types.
5215 (c_common_signed_or_unsigned_type): Support fixed-point types.
5216 (shorten_compare): Check fixed-point zero.
5217 Handle FIXED_POINT_TYPE.
5218 (c_common_truthvalue_conversion): Handle FIXED_CST.
5219 Handle FIXED_POINT_TYPE.
5220 (c_common_nodes_and_builtins): Record builtin types for fixed-point
5222 (handle_mode_attribute): Handle fixed-point modes. Need to check
5223 if the signness of base type and fixed-point modes are consistent.
5224 (handle_vector_size_attribute): Handle fixed-point modes.
5225 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
5226 (warn_for_div_by_zero): Check fixed-point zero.
5227 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
5228 a common fixed-point type based on fbit, ibit, sign, and saturation.
5229 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
5230 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
5231 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
5232 (convert_for_assignment): Support FIXED_POINT_TYPE.
5233 (digest_init): Handle FIXED_POINT_TYPE.
5234 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
5235 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5236 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
5237 GE_EXPR, LT_EXPR, GT_EXPR.
5238 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
5239 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
5240 * target.h (gcc_target): Add fixed_point_supported_p.
5241 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
5242 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
5243 (default_fixed_point_supported_p): Define.
5244 * targhooks.h (default_fixed_point_supported_p): Declare.
5245 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
5246 * doc/install.texi (Configuration): Add --enable-fixed-point.
5247 * configure.ac (--enable-fixed-point): New to enable fixed-point
5248 arithmetic extension to C. For mips targets, we enable it by default.
5249 * configure, config.in: Regenerate.
5251 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
5253 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
5255 2007-08-20 David Edelsohn <edelsohn@gnu.org>
5257 * dwarf2out.c (text_section_used): Move declaration outside ifdef
5258 DWARF2_DEBUGGING_INFO.
5259 (cold_text_section_used): Same.
5260 (cold_text_section): Same.
5262 2007-08-20 Richard Guenther <rguenther@suse.de>
5264 * c-typeck.c (convert_for_assignment): Use the type of
5265 the member for the initialization.
5267 2007-08-20 Richard Guenther <rguenther@suse.de>
5269 * c-objc-common.c (c_disregard_inline_limits): Remove.
5270 * c-objc-common.h (c_disregard_inline_limits): Likewise.
5271 * cgraphunit.c (cgraph_process_new_functions): Call
5272 disregard_inline_limits_p.
5273 (cgraph_preserve_function_body_p): Likewise.
5274 * ipa-inline.c (compute_inline_parameters): Likewise.
5275 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
5277 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
5278 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5279 disregard_inline_limits langhook.
5280 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
5282 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5283 disregard_inline_limits langhook.
5284 * tree-inline.c (disregard_inline_limits_p): New function.
5285 * tree-inline.h (disregard_inline_limits_p): Declare.
5287 2007-08-20 Richard Guenther <rguenther@suse.de>
5289 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
5290 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
5291 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
5292 auto_var_in_fn_p langhook.
5293 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
5295 * tree.c (auto_var_in_fn_p): ... here.
5296 (find_var_from_fn): Call auto_var_in_fn_p directly.
5297 * langhooks.h (lang_hooks_for_tree_inlining): Remove
5298 auto_var_in_fn_p langhook.
5299 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
5300 (copy_body_r): Likewise.
5301 (self_inlining_addr_expr): Likewise.
5302 * tree.h (auto_var_in_fn_p): Declare.
5304 2007-08-20 Richard Guenther <rguenther@suse.de>
5306 * tree.c (WALK_SUBTREE): Call walk_tree_1.
5307 (walk_type_fields): Take lh parameter.
5308 (walk_tree): Rename to ...
5309 (walk_tree_1): ... this. Do not call the walk_subtrees
5310 langhook but the now passed callback. Pass lh on recursion.
5311 (walk_tree_without_duplicates): Rename to ...
5312 (walk_tree_without_duplicates_1): ... this. Take lh parameter
5313 and call walk_tree_1.
5314 * tree.h (walk_tree_lh): New typedef.
5315 (walk_tree_1): Declare.
5316 (walk_tree_without_duplicates_1): Likewise.
5317 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
5318 (walk_tree_without_duplicates): New define to
5319 walk_tree_without_duplicates_1 with NULL lh parameter.
5320 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
5321 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
5323 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
5324 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
5325 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
5328 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
5331 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
5332 code in front of the compacting of basic blocks.
5333 Move the folding of statements inbetween the cgraph checking
5334 and compacting of basic blocks.
5336 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5337 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5340 * config/alpha/alpha.c (va_list_skip_additions): Check for
5341 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
5342 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
5343 PLUS_EXPR when checking ap.__base.
5344 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
5345 when doing addition on pointer types. Use size_int instead of
5347 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5348 ptr_type in the second operand.
5350 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5353 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5355 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5358 * cfgexpand.c (expand_one_register_var): Mark pointer
5359 DECL_ARTIFICIAL as REG_POINTER also.
5360 * stmt.c (expand_decl): Likewise.
5362 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5369 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5370 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5371 on_worklist argument and avoid adding things to worklist multiple
5373 (add_to_worklist): Ditto.
5374 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5375 single SFT is clobbered.
5376 (set_initial_properties): Ditto.
5377 (compute_call_clobbered): Update for changes to function
5379 (create_overlap_variables_for): Always create SFT for offset 0.
5380 (create_structure_vars): Handle PHI's, since we are in SSA form at
5382 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5383 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5385 (add_vars_for_offset): Figure out aliases from access + points-to.
5386 (add_virtual_operand): Use add_vars-for_offset.
5387 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5388 (add_call_clobber_ops): Remove makes_clobbering_call set.
5389 (get_expr_operands): Always pass through the INDIRECT_REF
5391 * tree-ssa-structalias.c (struct constraint_graph): Remove
5393 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5394 address_taken, pt_used, number_incoming.
5395 (FIRST_ADDR_NODE): Removed.
5396 (merge_graph_nodes): Remove broken code for the moment.
5397 (init_graph): New function.
5398 (build_pred_graph): Remove code to init_graph.
5399 Add location equivalence support.
5400 (struct scc_info): Rename roots to deleted.
5402 (init_scc_info): Ditto
5403 (init_topo_info): Use graph->size.
5404 (compute_topo_order): Ditto.
5405 (do_da_constraint): Removed.
5406 (do_sd_constraint): Remove calls to find().
5407 set_union_with_increment should always get 0 as last arg here.
5408 (do_complex_constraint): Replace do_da_constraint with assert.
5410 (struct equiv_class_label): New.
5411 (pointer_equiv_class_table): Ditto.
5412 (location_equiv_class_table): Ditto.
5413 (equiv_class_label_hash): Ditto.
5414 (equiv_class_label_eq): Ditto
5415 (equiv_class_lookup): Ditto.
5416 (equiv_class_ladd): Ditto.
5417 (pointer_equiv_class): Ditto.
5418 (location_equiv_class): Ditto.
5419 (condense_visit): Rename and rewrite from label_visit to do only
5420 SCC related stuff for HU.
5421 (label_visit): Do HU work for HU.
5422 (perform_var_substitution): Update to do HU and location
5424 (free_var_substitution_info): Update to free HU and location
5425 equivalence structures. */
5426 (find_equivalent_node): Update for pointer but not location
5428 (unite_pointer_equivalences): New function.
5429 (move_complex_constraints): Rewrite to only do moving.
5430 (rewrite_constraints): Split out of move_complex_constraints.
5431 (solve_graph): Use graph->size.
5432 (process_constraint_1): Add from_call argument, use it.
5433 Split *a = &b into two constraints.
5434 (process_constraint): Use new process_constraint_1.
5435 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5436 (get_constraint_for): Handle non-pointer integers properly.
5437 Remove code that used to handle structures.
5438 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5439 with unknown addends.
5440 (handle_rhs_call): New function.
5441 (find_func_aliases): Use handle_rhs_call.
5442 (set_uids_in_ptset): Add an assert.
5443 (set_used_smts): Fix bug in not considering unified vars.
5444 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5445 (compute_points_to_sets): Update for other function changes.
5446 (delete_points_to_sets): Ditto.
5447 (ipa_pta_execute): Ditto.
5448 (pass_ipa_pta): We need to update SSA after ipa_pta.
5450 2007-08-19 Jan Hubicka <jh@suse.cz>
5452 * i386.md: Replace "rim" and "mri" constraints by "g".
5454 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5456 * dwarf2out.c (text_section_used, cold_text_section_used,
5457 cold_text_section, dwarf2out_note_section_used): New.
5458 (dwarf2out_init): Initialize cold_text_section.
5459 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5460 dwarf2out_note_section_used.
5461 (size_of_aranges): Only count entry for text section if it was
5462 used. Count entry for cold text section if it was used.
5463 (output_aranges): Only output entries for text section and cold
5464 text section if they were used.
5466 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5468 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5470 (debug_generic_stmt): Likewise.
5471 (debug_tree_chain): Likewise.
5473 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5475 * tree-data-refs.c (split_constant_offset): Expose.
5476 * tree-data-refs.h (split_constant_offset): Add declaration.
5478 * tree-vectorizer.h (dr_alignment_support): Renamed
5479 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5480 Added a new value dr_explicit_realign.
5481 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5482 dr_offset, dr_step, and dr_aligned_to, along with new access
5483 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5484 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5485 STMT_VINFO_DR_ALIGNED_TO.
5487 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5489 In case of outer-loop vectorization with non-fixed misalignment - use
5490 the dr_explicit_realign scheme instead of the optimized realignment
5492 (new_stmt_vec_info): Initialize new fields.
5494 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5495 'nested_in_vect_loop' case. Change verbosity level.
5496 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5497 Don't fail on zero step in the outer-loop for loads.
5498 (vect_analyze_data_refs): Call split_constant_offset to calculate
5499 base, offset and init relative to the outer-loop.
5501 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5502 BSI function argument with a new function argument - at_loop.
5503 Simplify the condition that determines STEP. Takes additional argument
5504 INV_P. Support outer-loop vectorization (handle the
5505 nested_in_vect_loop case), including zero step in the outer-loop. Call
5506 vect_create_addr_base_for_vector_ref with additional argument.
5507 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5508 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5509 Fixed and simplified calculation of step.
5510 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5511 of bsi, and with additional argument. Call bump_vector_ptr with
5512 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5513 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5514 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5515 when the realignment setup needs to take place inside the loop.
5516 Support the dr_explicit_realign scheme. Allow generating the optimized
5517 realignment scheme for outer-loop vectorization. Added documentation.
5518 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5519 the 'nested_in_vect_loop' case, including loads that are invariant in
5520 the outer-loop and the realignment schemes. Handle the case when the
5521 realignment setup needs to take place inside the loop. Call
5522 vect_setup_realignment with additional arguments. Call
5523 vect_create_data_ref_ptr with additional argument and with loop instead
5524 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5525 (vect_gen_niters_for_prolog_loop): Call
5526 vect_create_addr_base_for_vector_ref with additional arguments.
5527 (vect_create_cond_for_align_checks): Likewise.
5528 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5529 scheme: takes additional argument bump; argument ptr_incr is now
5530 optional; updated documentation.
5531 (vect_init_vector): Takes additional argument (bsi). Use it, if
5532 available, to insert the vector initialization.
5533 (get_initial_def_for_induction): Pass additional argument in call to
5535 (vect_get_vec_def_for_operand): Likewise.
5536 (vect_setup_realignment): Likewise.
5537 (vectorizable_load): Likewise.
5539 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5541 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5542 as argument instead of struct loop.
5543 (nested_in_vect_loop_p): New function.
5544 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5546 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5547 from other phis in the loop.
5548 (destroy_loop_vec_info): Add additional argument to declaration.
5550 * tree-vectorizer.c (supportable_widening_operation): Also check if
5551 nested_in_vect_loop_p (don't allow changing the order in this case).
5552 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5553 of struct loop. Call nested_in_vect_loop_p and don't require
5554 flag_unsafe_math_optimizations if it returns true.
5555 (new_stmt_vec_info): When setting def_type for phis differentiate
5556 loop-header phis from other phis.
5557 (bb_in_loop_p): New function.
5558 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5559 just update their loop_vinfo. Order of BB traversal now matters -
5560 call dfs_enumerate_from with bb_in_loop_p.
5561 (destroy_loop_vec_info): Takes additional argument to control whether
5562 stmt_vinfo of the loop stmts should be destroyed as well.
5563 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5564 reduction stmt to be defines by a non loop-header phi.
5565 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5567 * tree-vect-transform.c (vectorizable_reduction): Call
5568 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5569 (vectorizable_call): Likewise.
5570 (vectorizable_conversion): Likewise.
5571 (vectorizable_operation): Likewise.
5572 (vectorizable_type_promotion): Likewise.
5573 (vectorizable_type_demotion): Likewise.
5574 (vectorizable_store): Likewise.
5575 (vectorizable_live_operation): Likewise.
5576 (vectorizable_reduction): Likewise. Also pass loop_info to
5577 vect_is_simple_reduction instead of loop.
5578 (vect_init_vector): Call nested_in_vect_loop_p.
5579 (get_initial_def_for_reduction): Likewise.
5580 (vect_create_epilog_for_reduction): Likewise.
5581 (vect_init_vector): Check which loop to work with, in case there's an
5583 (get_initial_def_for_inducion): Extend to handle outer-loop
5584 vectorization. Fix indentation.
5585 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5586 In the case vect_induction_def get the vector def from the induction
5587 phi node, instead of calling get_initial_def_for_inducion.
5588 (get_initial_def_for_reduction): Extend to handle outer-loop
5590 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5592 (vect_transform_loop): Change assert to just skip this case. Add a
5594 (vect_finish_stmt_generation): Add a couple asserts.
5596 (vect_estimate_min_profitable_iters): Multiply
5597 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5599 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5600 this is an inner-loop reduction in outer-loop vectorization.
5602 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5603 Same code as what used to be vect_analyze_scalar_cycles, only with
5604 additional argument loop, and loop_info passed to
5605 vect_is_simple_reduction instead of loop.
5606 (vect_analyze_scalar_cycles): Code factored out into
5607 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5608 Updated documentation.
5609 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5610 outer-loop vectorization that are live or not used in the outerloop,
5611 cause this requires special handling.
5612 (vect_enhance_data_refs_alignment): Don't consider versioning for
5614 (vect_analyze_data_refs): Check that there are no datarefs in the
5616 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5617 and vect_used_in_outer_by_reduction cases.
5618 (process_use): Also consider the case of outer-loop stmt defining an
5619 inner-loop stmt and vice versa.
5620 (vect_analyze_loop_1): New function.
5621 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5622 loops. Call vect_analyze_loop_1.
5623 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5624 been vectorized. Call destroy_loop_vec_info with additional argument.
5626 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5627 in the inner-loop when doing outer-loop vectorization. Add
5628 documentation and printout.
5629 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5630 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5632 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5634 * tree-affine.h (print_aff): New prototype.
5635 (debug_aff): Likewise.
5636 * tree-affine.c (print_aff): New function.
5637 (debug_aff): Likewise.
5639 2007-08-18 Paul Brook <paul@codesourcery.com>
5640 Joseph Myers <joseph@codesourcery.com>
5642 * common.opt (-fdebug-prefix-map=): New option.
5643 * opts.c: Include debug.h.
5644 (common_handle_option): Handle -fdebug-prefix-map.
5645 * final.c: Include ggc.h.
5646 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5647 remap_debug_filename): New.
5648 * Makefile.in (final.o, opts.o): Update dependencies.
5649 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5650 * configure.ac: Check for assembler --debug-prefix-map support.
5651 * configure, config.in: Regenerate.
5652 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5653 (ASM_DEBUG_SPEC): Include ASM_MAP.
5654 * doc/install.texi (--with-debug-prefix-map): Document.
5655 * doc/invoke.texi (-fdebug-prefix-map): Document.
5656 * dbxout.c (dbxout_init, dbxout_start_source_file,
5657 dbxout_source_file): Call remap_debug_filename.
5658 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5659 dwarf2out_start_source_file, dwarf2out_finish): Call
5660 remap_debug_filename.
5661 (file_table_relative_p): Do not check d->emitted_number.
5662 * toplev.c (output_file_directive): Call remap_debug_filename.
5663 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5664 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5666 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5668 * loop-invariant.c (find_invariants_to_move): Add missing macro
5671 2007-08-17 Tom Tromey <tromey@redhat.com>
5673 * tree.h (struct tree_label_decl): Removed old "java" fields.
5675 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5676 Nigel Stephens <nigel@mips.com>
5678 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5679 Treat -mno-data-in-code and -mcode-xonly as aliases for
5680 -mcode-readable=no and -mcode-readable=pcrel respectively.
5681 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5682 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5683 (MULTILIB_DIRNAMES): Update accordingly.
5685 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5687 * Makefile.in (version.o): Depend on $(REVISION) only if
5688 REVISION_s is defined.
5690 2007-08-17 Sa Liu <saliu@de.ibm.com>
5691 Ulrich Weigand <uweigand@de.ibm.com>
5694 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5695 use build_qualified_type to retain qualifiers of the base type.
5697 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5699 * config/score/score.md : Update pattern tablejump.
5700 * config/score/score.c : Update score_initialize_trampoline
5702 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5703 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5704 * doc/contrib.texi: Add my entry.
5706 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5708 * Makefile.in (REVISION): New.
5711 (version.o): Also depend on $(REVISION). Add
5712 -DREVISION=$(REVISION_s).
5714 * version.c (version_string): Add REVISION.
5716 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5718 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5719 of GOTO that's relocated to a different block.
5721 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * c-common.c (const_strip_array_types): New.
5724 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5725 (const_strip_array_types): New.
5726 * c-objc-common.c (c_disregard_inline_limits,
5727 c_warn_unused_global_decl): Constify.
5728 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5729 c_vla_type_p, c_incomplete_type_error): Likewise.
5730 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5731 * hooks.c (hook_bool_const_tree_false): New.
5732 * hooks.h (hook_bool_const_tree_false): Likewise.
5733 * langhooks-def.h (lhd_warn_unused_global_decl,
5734 lhd_incomplete_type_error, lhd_expr_size,
5735 lhd_tree_inlining_disregard_inline_limits,
5736 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5737 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5738 * langhooks.c (lhd_warn_unused_global_decl,
5739 lhd_incomplete_type_error,
5740 lhd_tree_inlining_disregard_inline_limits,
5741 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5742 lhd_expr_size): Likewise.
5743 * langhooks.h (lang_hooks_for_tree_inlining,
5744 lang_hooks_for_tree_dump, lang_hooks_for_types,
5745 lang_hooks_for_decls, lang_hooks): Likewise.
5746 * pointer-set.c (pointer_set_t, pointer_set_create,
5747 pointer_set_contains, insert_aux, pointer_set_insert,
5748 pointer_set_traverse, pointer_map_t, pointer_map_create,
5749 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5751 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5752 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5753 pointer_map_traverse): Likewise.
5754 * predict.c (assert_is_empty): Likewise.
5755 * tree-affine.c (free_name_expansion): Likewise.
5756 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5757 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5758 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5760 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5762 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5764 (destroy_loop_vec_info): Add call to VEC_free.
5765 * tree-vectorizer.h (may_alias_ddrs): Define.
5766 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5767 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5768 Change reporting to dump.
5769 (vect_is_duplicate_ddr): New.
5770 (vect_mark_for_runtime_alias_test): New.
5771 (vect_analyze_data_ref_dependences) Add call to
5772 vect_mark_for_runtime_alias_test.
5773 (vect_enhance_data_refs_alignment): Define local variable
5774 vect_versioning_for_alias_required, don't perform
5775 peeling for alignment if versioning for alias is
5777 (vect_enhance_data_refs_alignment): Use
5778 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5779 PARAM_VECT_MAX_VERSION_CHECKS.
5780 * tree-vect-transform.c
5781 (vect_create_cond_for_alias_checks): New.
5782 (vect_transform_loop): Add call to
5783 vect_create_cond_for_alias_checks.
5784 (vect_vfa_segment_size): New.
5785 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5787 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5788 * gcc/doc/invoke.texi
5789 (vect-max-version-for-alignment-checks): Document.
5790 (vect-max-version-for-alias-checks): Document.
5791 (vect-max-version-checks): Remove.
5793 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5796 the same line as the instruction for all asm dialects.
5797 (*rep_movsi): Ditto.
5798 (*rep_movsi_rex64): Ditto.
5799 (*rep_movqi): Ditto.
5800 (*rep_movqi_rex64): Ditto.
5801 (*rep_stosdi_rex64): Ditto.
5802 (*rep_stossi): Ditto.
5803 (*rep_stossi_rex64): Ditto.
5804 (*rep_stosqi): Ditto.
5805 (*rep_stosqi_rex64): Ditto.
5806 (*cmpstrnqi_nz_1): Ditto.
5807 (*cmpstrnqi_nz_rex_1): Ditto.
5808 (*cmpstrnqi_1): Ditto.
5809 (*cmpstrnqi_rex_1): Ditto.
5810 (*strlenqi_1): Ditto.
5811 (*strlenqi_rex_1): Ditto.
5812 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5813 prefix on the same line as the instruction for all asm dialects.
5814 (sync_double_compare_and_swap<mode>): Ditto.
5815 (*sync_double_compare_and_swapdi_pic): Ditto.
5816 (*sync_compare_and_swap_cc<mode>): Ditto.
5817 (sync_double_compare_and_swap_cc<mode>): Ditto.
5818 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5819 (sync_old_add<mode>): Ditto.
5820 (sync_add<mode>): Ditto.
5821 (sync_sub<mode>): Ditto.
5822 (sync_ior<mode>): Ditto.
5823 (sync_and<mode>): Ditto.
5824 (sync_xor<mode>): Ditto.
5826 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5829 * reload.c (find_reloads): Check that the memory returned by
5830 find_reloads_toplev was not the result of forcing a constant
5832 (find_reloads_toplev): Always use simplify_gen_subreg to get
5833 the subreg of a constant. If the result is also a constant,
5834 but not a legitimate one, force it into the constant pool
5835 and reload its address.
5837 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5839 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5842 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5844 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5845 directive for the current vector ABI.
5847 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5850 * caller-save.c (reg_save_code): Set invalide status on restore code.
5852 2007-08-15 Diego Novillo <dnovillo@google.com>
5854 * tree-ssa-alias.c (compute_memory_partitions): Use
5855 alias_bitmap_obstack to allocate bitmaps.
5856 (reset_alias_info): Factor out of init_alias_info.
5857 Mark all name tags not associated to an SSA name for renaming.
5858 (init_alias_info): Call it.
5859 (create_name_tags): Tidy. Add comments.
5860 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5862 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5864 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5865 scheduler dependencies.
5867 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5869 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5871 (*iorsi_1_zext): Likewise.
5872 (*iorsi_1_zext_imm): Likewise.
5873 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5874 with "rm"/"xm" constraint.
5875 (sse2_vmsqrtv2df2): Likewise.
5877 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5880 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5883 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5885 * tree-pass.h (PROP_pta): Removed.
5886 (TODO_rebuild_alias): New.
5887 (pass_may_alias): Removed.
5888 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5889 aliasing if we changed something.
5890 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5892 (pass_may_alias): Removed.
5893 (create_structure_vars): Return TODO_rebuild_alias.
5894 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5895 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5897 (tree_sra_early): We never affect aliasing right now.
5898 * tree-flow.h (compute_may_aliases): New prototype.
5899 * passes.c: Remove pass_may_alias from the passes.
5900 (execute_function_todo): Support TODO_rebuild_alias.
5902 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5904 * i386.c: (legitimize_address): Move dllimported variable check
5905 infront of legitimizing pic address of CONST symbols.
5907 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5909 PR tree-optimization/32941
5910 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5911 (goto_queue_cmp): Remove.
5912 (find_goto_replacement): Change search method.
5913 (maybe_record_in_goto_queue): Add assert.
5914 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5915 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5917 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * alias.c (component_uses_parent_alias_set): Constify.
5920 * alias.h (component_uses_parent_alias_set): Likewise.
5921 * cfgrtl.c (print_rtl_with_bb): Likewise.
5922 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5923 mpz_get_double_int): Likewise.
5924 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5925 mpz_get_double_int): Likewise.
5926 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5927 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5929 * expr.h (safe_from_p): Likewise.
5930 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5932 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5933 zero_sized_type, goa_lhs_expr_p): Likewise.
5934 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5935 * rtl.h (print_rtl_with_bb): Likewise.
5936 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5937 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5938 * tree-flow-inline.h (bb_stmt_list): Constify.
5939 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5941 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5942 const_first_stmt, const_last_stmt): New.
5943 (block_may_fallthru, empty_block_p): Constify.
5944 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5945 EXPR_ONLY_BODY): New.
5946 (expr_first, expr_last, expr_only): Use macro for body.
5947 (const_expr_first, const_expr_last, const_expr_only): New.
5948 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5949 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5950 ctsi_prev, ctsi_stmt): New.
5951 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5952 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5953 * tree-ssa-loop-niter.c (loop_only_exit_p,
5954 derive_constant_upper_bound): Likewise.
5955 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5956 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5957 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5958 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5959 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5960 * tree.c (get_type_static_bounds): Likewise.
5961 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5962 (get_type_static_bounds): Constify.
5964 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5967 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5968 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5969 (*<addsub><mode>3_cc_overflow): New.
5970 (*add<mode>3_cconly_overflow): New.
5971 (*sub<mode>3_cconly_overflow): New.
5972 (*<addsub>si3_zext_cc_overflow): New.
5973 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5974 CCCmode for LTU, GTU, LEU and GEU.
5975 (ix86_comparison_operator): Likewise.
5976 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5977 * config/i386/i386.c (put_condition_code): Support CCCmode.
5978 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5979 or MINUS expressions.
5981 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5984 * c-typeck.c (build_binary_op): Disallow vector float types with
5985 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5987 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5989 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5990 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5991 (dep_def): New typedef.
5992 (init_dep_1, sd_debug_dep): Declare functions.
5993 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5994 (debug_dep_links): Remove.
5995 (struct _deps_list): New field 'n_links'.
5996 (DEPS_LIST_N_LINKS): New macro.
5997 (FOR_EACH_DEP_LINK): Remove.
5998 (create_deps_list, free_deps_list, delete_deps_list): Remove
6000 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
6001 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6002 (copy_deps_list_change_con, move_dep_link): Ditto.
6003 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
6004 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
6006 (INSN_BACK_DEPS): Remove.
6007 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
6009 (INSN_DEP_COUNT): Remove.
6010 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
6011 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
6012 Declare global variables.
6013 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
6014 (add_forw_dep, compute_forward_dependences): Remove declarations.
6015 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
6016 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6017 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
6019 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
6021 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
6022 (sd_list_types_def): New typedef.
6023 (sd_next_list): Declare function.
6024 (struct _sd_iterator): New type.
6025 (sd_iterator_def): New typedef.
6026 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
6028 (FOR_EACH_DEP): New cycle wrapper.
6029 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
6031 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
6032 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
6035 * sched-deps.c (init_dep_1): Make global.
6036 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
6038 (dump_dep): New static function.
6039 (dump_dep_flags): New static variable.
6040 (sd_debug_dep): New function.
6041 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
6043 (move_dep_link): Use remove_from_deps_list (), instead of
6045 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
6046 (dep_link_is_detached_p): New static function.
6047 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
6049 (dn_pool, dl_pool): New alloc_pools.
6050 (dn_pool_diff, dl_pool_diff): New static variables.
6051 (create_dep_node, delete_dep_node): New static function.
6052 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
6053 (deps_list_empty_p): Make it static. Use 'n_links' field.
6054 (deps_pools_are_empty_p): New static function.
6055 (alloc_deps_list, delete_deps_list): Remove.
6056 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
6057 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
6058 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
6059 (forward_dependency_cache): Remove.
6060 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
6061 'back' from the names. Change signature to use dep_t instead of
6063 (add_back_dep): Ditto. Make global.
6064 (check_dep_status): Rename to check_dep ().
6065 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
6067 (sd_finish_insn): Ditto.
6068 (sd_find_dep_between_no_cache): New static function.
6069 (sd_find_dep_between): New function.
6070 (ask_dependency_caches, set_dependency_caches): New static functions.
6071 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
6072 (add_or_update_dep_1): Separate pieces of functionality into
6073 ask_dependency_caches (), update_dependency_caches (),
6074 change_spec_dep_to_hard (), update_dep ().
6075 (get_back_and_forw_lists): New static function.
6076 (sd_add_dep): Separate setting of dependency caches into
6077 set_dependency_caches ().
6078 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
6080 (sd_delete_dep): Ditto.
6081 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
6082 (dump_lists): New static function.
6083 (sd_debug_lists): New debug function.
6084 (delete_all_dependences, fixup_sched_groups): Update to use
6085 sd_* infrastructure.
6086 (sched_analyze_2): Create data-speculative dependency only if
6087 data-speculation is enabled.
6088 (sched_analyze_insn): If insn cannot be speculative, make all its
6089 dependencies non-speculative.
6090 (sched_analyze): Use sd_init_insn ().
6091 (add_forw_dep, compute_forward_dependencies): Remove.
6092 (delete_dep_nodes_in_back_deps): New static function.
6093 (sched_free_deps): New function.
6094 (init_dependency_caches): Init alloc_pools.
6095 (extend_depedency_caches): Update after removing of
6096 forward_dependency_cache.
6097 (free_dependency_caches): Ditto. Free alloc_pools.
6098 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
6099 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
6101 (add_back_forw_dep, delete_back_forw_dep): Ditto.
6102 (add_dependence): Use init_dep ().
6103 (get_dep_weak_1): New static function.
6104 (get_dep_weak): Move logic to get_dep_weak_1 ().
6105 (dump_ds): New static function moved from haifa-sched.c:
6106 debug_spec_status ().
6107 (debug_ds): New debug function.
6108 (check_dep_status): Rename to check_dep (). Update to check whole
6111 * haifa-sched.c (spec_info): Make global.
6112 (added_recovery_block_p): Rename to
6113 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
6114 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
6115 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
6116 to use new interfaces.
6117 (ok_for_early_queue_removal): Ditto.
6118 (schedule_block): Initialize logical uids of insns emitted by the
6120 (sched_init): Initialize new variable.
6121 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6123 (extend_global): Initialize insn data.
6124 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
6125 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
6127 (add_to_speculative_block): Update to use new interfaces.
6128 (create_recovery_block): Set new variables.
6129 (create_check_block_twin, fix_recovery_deps): Update to use new
6131 (sched_insn_is_legitimate_for_speculation_p): New function.
6132 (speculate_insn): Move checking logic to
6133 sched_insn_is_legitimate_for_speculation_p ().
6134 (sched_remove_insn): Finalize sched-deps information of instruction.
6135 (clear_priorities, add_jump_dependencies): Update to use new
6137 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
6139 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
6140 to use new interfaces.
6141 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
6142 (new_ready): Try to use control speculation only if it is available.
6143 (add_branch_dependences): Update to use new interfaces.
6144 (compute_block_backward_dependences): Rename to
6145 compute_block_dependences (). Call
6146 targetm.sched.dependencies_evaluation_hook ().
6147 (free_block_dependencies): New static function.
6148 (debug_dependencies): Update to use new interfaces.
6149 (schedule_region): Remove separate computation of forward dependencies.
6150 Move call of targetm.sched.dependencies_evaluation_hook () to
6151 compute_block_dependences (). Free dependencies at the end of
6152 scheduling the region.
6154 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
6156 (add_deps_for_risky_insns): Ditto.
6157 (schedule_ebb): Remove separate computation of forward dependencies.
6158 Free dependencies at the end of scheduling the ebb.
6160 * ddg.c (create_ddg_dependence): Update to use new interfaces.
6161 (build_intra_loop_deps): Ditto. Remove separate computation of
6162 forward dependencies. Free sched-deps dependencies.
6164 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
6165 to use new interfaces.
6166 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
6168 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
6170 (is_costly_group): Ditto.
6172 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6174 * alias.c (rtx_equal_for_memref_p): Constify.
6175 * basic-block.h (const_edge, const_basic_block): New.
6176 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
6177 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
6178 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
6179 probably_never_executed_bb_p, edge_probability_reliable_p,
6180 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
6181 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
6183 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
6184 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
6186 * cfganal.c (flow_active_insn_p, forwarder_block_p,
6187 flow_nodes_print, dfs_enumerate_from): Likewise.
6188 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
6189 control_flow_insn_p, count_basic_blocks): Likewise.
6190 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
6191 get_loop_body_with_size, loop_exit_edge_p): Likewise.
6192 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
6193 average_num_loop_insns, loop_exit_edge_p,
6194 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
6195 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
6196 average_num_loop_insns, seq_cost): Likewise.
6197 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
6198 * dominance.c (dominated_by_p): Likewise.
6199 * emit-rtl.c (validate_subreg): Likewise.
6200 * except.c (can_throw_internal, can_throw_external): Likewise.
6201 * except.h (can_throw_internal, can_throw_external): Likewise.
6202 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
6203 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
6204 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
6205 simple_mem, store_ops_ok, load_kills_store, find_loads,
6206 store_killed_in_insn, store_killed_after, store_killed_before,
6207 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
6209 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
6210 noce_mem_write_may_trap_or_fault_p): Likewise.
6211 * pointer-set.c (pointer_set_contains, pointer_map_contains):
6213 * pointer-set.h (pointer_set_contains, pointer_map_contains):
6215 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
6216 probably_cold_bb_p, probably_never_executed_bb_p,
6217 edge_probability_reliable_p, br_prob_note_reliable_p,
6218 can_predict_insn_p): Likewise.
6219 * regclass.c (reg_set_to_hard_reg_set): Likewise.
6220 * resource.c (return_insn_p): Likewise.
6221 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
6223 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
6224 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
6225 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
6226 verify_gimple_modify_stmt): Likewise.
6227 * tree-chrec.c (is_not_constant_evolution,
6228 is_multivariate_chrec_rec, is_multivariate_chrec,
6229 chrec_contains_symbols, chrec_contains_undetermined,
6230 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
6231 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
6232 eq_evolutions_p, scev_direction): Likewise.
6233 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
6234 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
6235 chrec_contains_symbols_defined_in_loop,
6236 chrec_contains_undetermined, tree_contains_chrecs,
6237 evolution_function_is_affine_multivariate_p,
6238 evolution_function_is_univariate_p, chrec_zerop,
6239 evolution_function_is_constant_p, evolution_function_is_affine_p,
6240 evolution_function_is_affine_or_constant_p,
6241 tree_does_not_contain_chrecs, chrec_type): Likewise.
6242 * tree-data-ref.c (tree_fold_divides_p,
6243 object_address_invariant_in_loop_p, dr_may_alias_p,
6244 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
6245 same_access_functions, constant_access_functions,
6246 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
6248 * tree-flow.h (scev_direction): Likewise.
6249 * tree-gimple.c (is_gimple_stmt): Likewise.
6250 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
6252 * tree-pretty-print.c (op_prio): Likewise.
6253 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
6254 analyzable_condition, backedge_phi_arg_p): Likewise.
6255 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
6256 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
6257 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
6260 2007-08-13 Dan Hipschman <dsh@google.com>
6263 * c-format.c (check_format_arg): Move check for zero-length
6264 format strings below the check for unterminated strings.
6266 2007-08-13 Andrew Pinski <pinskia@gmail.com>
6269 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
6272 2007-08-13 Nick Clifton <nickc@redhat.com>
6274 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
6276 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6279 * c-format.c (gcc_gfc_length_specs): New array.
6280 (gcc_gfc_char_table): Add unsigned specifier, and references to
6281 the l length modifier.
6282 (format_types_orig): Use the new gcc_gfc_length_specs.
6284 2007-08-12 Sa Liu <saliu@de.ibm.com>
6286 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
6287 and with REG_RETVAL note after split.
6289 2007-08-11 David Daney <ddaney@avtrex.com>
6291 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
6292 as ATTRIBUTE_UNUSED.
6294 2007-08-11 David Edelsohn <edelsohn@gnu.org>
6295 Segher Boessenkool <segher@kernel.crashing.org>
6297 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
6298 HAVE_LOCAL_CPU_DETECT not defined.
6300 2007-08-11 Jan Hubicka <jh@suse.cz>
6302 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
6303 (cgraph_process_new_functions): Honor previous value of
6304 disregard_inline_limits.
6305 * ipa-inline.c (compute_inline_parameters): Likewise.
6307 2007-08-11 Ian Lance Taylor <iant@google.com>
6309 * alias.h (alias_set_type): Define new type.
6310 (ALIAS_SET_MEMORY_BARRIER): Use it.
6311 * rtl.h: Include alias.h.
6312 (struct mem_attrs): Use alias_set_type.
6313 * tree.h: Include alias.h
6314 (struct tree_type): Use alias_set_type.
6315 (struct tree_struct_field_tag): Likewise.
6316 (struct tree_decl_common): Likewise.
6317 * alias.c (struct alias_set_entry): Use alias_set_type.
6318 (get_alias_set_entry, alias_set_subset_of): Likewise.
6319 (alias_sets_conflict_p): Likewise.
6320 (alias_sets_must_conflict_p): Likewise.
6321 (objects_must_conflict_p): Likewise.
6322 (get_alias_set, new_alias_set): Likewise.
6323 (record_alias_subset, record_component_aliases): Likewise.
6324 (varargs_set, frame_set): Change to alias_set_type.
6325 (get_varargs_alias_set): Use alias_set_type.
6326 (get_frame_alias_set): Likewise.
6327 * builtins.c (setjmp_alias_set): Change to alias_set_type.
6328 * dse.c (struct store_info): Use alias_set_type.
6329 (struct read_info, struct clear_alias_mode_holder): Likewise.
6330 (clear_alias_set_lookup, canon_address): Likewise.
6331 (record_store, check_mem_read_rtx): Likewise.
6332 (dse_record_singleton_alias_set): Likewise.
6333 (dse_invalidate_singleton_alias_set): Likewise.
6334 * emit-rtl.c (get_mem_attrs): Likewise.
6335 (set_mem_attributes_minus_bitpos): Likewise.
6336 (set_mem_alias_set): Likewise.
6337 * expr.c (store_constructor_field, store_field): Likewise.
6338 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
6339 * langhooks.c (lhd_get_alias_set): Likewise.
6340 * langhooks-def.h (lhd_get_alias_set): Likewise.
6341 * reload1.c (alter_reg): Likewise.
6342 * tree-flow.h (struct fieldoff): Likewise.
6343 * tree-ssa-alias.c (struct alias_map_d): Likewise.
6344 (may_alias_p, get_smt_for, create_sft): Likewise.
6345 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
6346 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6347 (merge_smts_into): Likewise.
6348 * varasm.c (const_alias_set): Likewise.
6349 * c-common.c (strict_aliasing_warning): Likewise.
6350 (c_common_get_alias_set): Likewise.
6351 * dse.h (dse_record_singleton_alias_set): Update declaration.
6352 (dse_invalidate_singleton_alias_set): Likewise.
6353 * emit-rtl.h (set_mem_alias_set): Likewise.
6354 * c-common.h (c_common_get_alias_set): Likewise.
6355 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6356 * print-tree.c (print_node): Likewise.
6357 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6359 (alpha_setup_incoming_varargs): Use alias_set_type.
6360 * config/i386/i386.c (setup_incoming_varargs_64): Use
6362 (setup_incoming_varargs_ms_64): Likewise.
6363 (ix86_GOT_alias_set): Likewise.
6364 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6365 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6366 (set): Change to alias_set_type.
6367 (get_TOC_alias_set): Use alias_set_type.
6368 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6370 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6371 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6373 (struct_value_alias_set): Likewise.
6374 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6376 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6378 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6379 * config/vxworks.h (TARGET_VXWORKS): Override.
6380 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6381 "mips" if TARGET_VXWORKS.
6383 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6385 * calls.c (avoid_likely_spilled_reg): New function.
6386 (expand_call): Use it.
6388 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6390 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6392 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6394 * config/mips/predicates.md (const_call_insn_operand): Invoke
6395 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6397 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6400 * config/rs6000/driver-rs6000.c: Include link.h.
6401 Use ElfW instead of wordsize-specif typedef.
6403 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6405 * system.h (CONST_CAST): New.
6406 * c-decl.c (c_make_fname_decl): Use it.
6407 * c-lex.c (cb_ident, lex_string): Likewise.
6408 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6409 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6410 give_switch, set_multilib_dir): Likewise.
6411 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6412 * passes.c (execute_one_pass): Likewise.
6413 * prefix.c (update_path): Likewise.
6414 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6415 * tree.c (build_string): Likewise.
6417 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6419 * tree-flow-inline.h (is_exec_stmt): Remove.
6420 (is_label_stmt): Remove.
6421 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6424 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6426 * lower-subreg.c (resolve_shift_zext): Don't adjust
6427 src_reg_num for wordmode operands.
6429 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6430 David Ung <davidu@mips.com>
6432 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6433 (TARGET_SCHED_REORDER2): Define.
6434 (mips_maybe_swap_ready): New.
6435 (mips_last_74k_agen_insn): New.
6436 (mips_74k_agen_init): New.
6437 (mips_74k_agen_reorder): New function to group loads and stores
6439 (mips_sched_init): New.
6440 (mips_sched_reorder): Don't do initialization here. Call
6441 mips_74k_agen_reorder.
6442 (mips_variable_issue): Call mips_74k_agen_init.
6444 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6446 * tree-flow-inline.h (get_filename): Remove.
6448 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6450 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6452 (mips_fetch_insns): Delete in favor of...
6453 (mips_load_store_insns): ...this new function.
6454 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6455 to say whether multiword moves _might_ be split.
6456 (mips_fetch_insns): Delete in favor of...
6457 (mips_load_store_insns): ...this new function.
6458 (mips_rtx_costs): Update the call to mips_address_insns.
6459 (mips_address_cost): Likewise.
6460 * config/mips/mips.md (length): Use mips_load_store_insns instead
6461 of mips_fetch_insns.
6462 * config/mips/constraints.md (R): Use mips_address_insns rather
6463 than mips_fetch_insns. Assume that the move never needs to be split.
6465 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6467 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6468 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6469 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6470 * config/mips/mips.h (mips16_hard_float): Delete.
6471 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6472 definitions, and replace with....
6473 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6474 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6475 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6476 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6477 (override_options): Replace MASK_SOFT_FLOAT references with
6478 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6479 and mips16_hard_float when TARGET_MIPS16.
6481 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6484 * c-typeck.c (build_binary_op): Check for non pointer types before
6485 calling int_fits_type_p.
6487 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6490 * fold-const.c (omit_one_operand): Return only the ommitted expression
6491 if the result is an empty statement.
6492 (pedantic_omit_one_operand): Likewise.
6494 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6496 * c-typeck.c (readonly_error): Improve error for assignment.
6498 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6500 (pp_c_expression): Ditto.
6502 2007-08-09 Simon Baldwin <simonb@google.com>
6504 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6505 break that was preventing simplify_associative_operation() for xor.
6507 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6508 Nigel Stephens <nigel@mips.com>
6510 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6511 Document change in interpretation of value from boolean to
6513 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6514 ffs and ctz using clz.
6515 (expand_unop): Call them.
6516 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6518 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6519 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6520 enable the new ffs expansion on this target.
6522 2007-08-09 Jan Hubicka <jh@suse.cz>
6524 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6525 (expand_ternary_op): Likewise.
6526 (expand_vec_shift_expr): Likewise.
6527 (expand_binop_directly): Likewise.
6528 (expand_binop): Likewise.
6529 (sign_expand_binop): Likewise.
6530 (expand_twoval_unop): Likewise.
6531 (expand_twoval_binop): Likewise.
6532 (expand_twoval_binop_libfunc): Likewise.
6533 (widen_clz): Likewise.
6534 (widen_bswap): Likewise.
6535 (expand_parity): Likewise.
6536 (expand_unop): Likewise.
6537 (expand_abs_nojump): Likewise.
6538 (expand_copysign): Likewise.
6539 (emit_no_conflict_block): Likewise.
6540 (emit_libcall_block): Likewise.
6541 (can_compare_p): Likewise.
6542 (prepare_cmp_insn): Likewise.
6543 (emit_cmp_and_jump_insn_1): Likewise.
6544 (prepare_float_lib_cmp): Likewise.
6545 (emit_conditional_add): Likewise.
6546 (gen_add2_insn): Likewise.
6547 (have_add2_insn): Likewise.
6548 (gen_sub2_insn): Likewise.
6549 (have_sub2_insn): Likewise.
6550 (can_extend_p): Likewise.
6551 (can_fix_p): Likewise.
6552 (can_float_p): Likewise.
6553 (expand_float): Likewise.
6554 (expand_fix): Likewise.
6555 (expand_sfix_optab): Likewise.
6556 (new_optab): Likewise.
6557 (new_convert_optab): Likewise.
6558 (init_libfuncs): Likewise.
6559 (init_interclass_conv_libfuncs): Likewise.
6560 (init_intraclass_conv_libfuncs): Likewise.
6561 (set_conv_libfunc): Likewise.
6562 (init_optabs): Likewise.
6563 (debug_optab_libfuncs): Likewise.
6564 (gen_cond_trap): Likewise.
6565 * optabs.h (optab_handler, convert_optab_hanlder): New.
6566 * genopinit.c: Update optabs generation table.
6567 * reload.c (find_reloads_address_1): Use optabs accestors.
6568 * builtins.c (expand_builtin_mathfn): Likewise.
6569 (expand_builtin_mathfn_2): Likewise.
6570 (expand_builtin_mathfn_3): Likewise.
6571 (expand_builtin_interclass_mathfn): Likewise.
6572 (expand_builtin_sincos): Likewise.
6573 (expand_builtin_cexpi): Likewise.
6574 (expand_builtin_powi): Likewise.
6575 (expand_builtin_strlen): Likewise.
6576 * dojump.c (do_jump): Likewise.
6577 * expr.c (convert_move): Likewise.
6578 (move_by_pieces): Likewise.
6579 (move_by_pieces_ninsns): Likewise.
6580 (can_store_by_pieces): Likewise.
6581 (store_by_pieces_1): Likewise.
6582 (emit_move_via_integer): Likewise.
6583 (emit_move_complex): Likewise.
6584 (emit_move_ccmode): Likewise.
6585 (emit_move_insn_1): Likewise.
6586 (emit_single_push_insn): Likewise.
6587 (store_constructor): Likewise.
6588 (expand_expr_real_1): Likewise.
6589 (do_store_flag): Likewise.
6590 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6591 (enumerate_modes): Likewise.
6592 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6593 (supportable_widening_operation): Likewise.
6594 (supportable_narrowing_operation): Likewise.
6595 * expmed.c (store_bit_field_1): Likewise.
6596 (extract_bit_field_1): Likewise.
6597 (expand_mult_highpart_optab): Likewise.
6598 (expand_smod_pow2): Likewise.
6599 (expand_divmod): Likewise.
6600 (emit_store_flag): Likewise.
6601 * tree-vect-patterns.c
6602 (vect_pattern_recog_1): Likewise.
6603 * tree-ssa-loop-prefetch.c
6604 (nontemporal_store_p): Likewise.
6605 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6606 (vect_create_epilog_for_reduction): Likewise.
6607 (vectorizable_reduction): Likewise.
6608 (vectorizable_operation): Likewise.
6609 (vect_strided_store_supported): Likewise.
6610 (vectorizable_store): Likewise.
6611 (vect_strided_load_supported): Likewise.
6612 (vectorizable_load): Likewise.
6613 * combine.c (simplify_comparison): Likewise.
6614 * tree-vect-generic.c
6615 (type_for_widest_vector_mode): Likewise.
6616 (expand_vector_operations_1): Likewise.
6617 * config/spu/spu.c (spu_expand_mov): Likewise.
6618 (spu_emit_vector_compare): Likewise.
6619 * config/rs6000/rs6000.c
6620 (rs6000_emit_vector_compare): Likewise.
6621 * stmt.c (add_case_node): Likewise.
6622 * reload1.c (gen_reload):
6624 2007-08-09 Michael Matz <matz@suse.de>
6626 * tree.h (fixed_zerop): Declare as taking a const_tree.
6627 * tree.c (fixed_zerop): Take a const_tree.
6629 2007-08-09 Ira Rosen <irar@il.ibm.com>
6631 * tree-vect-transform.c (vectorizable_store): Remove call to
6632 copy_virtual_operands() and call mark_symbols_for_renaming() for
6633 the created vector store.
6634 (vect_setup_realignment): Don't call copy_virtual_operands() and
6635 update_vuses_to_preheader().
6636 (vectorizable_load): Don't call copy_virtual_operands().
6637 (update_vuses_to_preheader): Remove.
6639 2007-08-08 Chao-ying Fu <fu@mips.com>
6641 * tree.def (FIXED_POINT_TYPE): New type.
6642 (FIXED_CST): New constant.
6643 (FIXED_CONVERT_EXPR): New expr.
6644 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6645 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6646 * tree.h (struct tree_base): Add saturating_flag.
6647 Remove one bit of spare for saturating_flag.
6648 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6649 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6650 FIXED_POINT_TYPE_P): Define.
6651 (TYPE_SATURATING): Define.
6652 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6653 (struct tree_fixed_cst): New.
6654 (TYPE_IBIT, TYPE_FBIT): Define.
6655 (tree_node): Add fixed_cst.
6656 (enum tree_index): Add new enumeration values of
6657 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6658 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6659 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6660 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6661 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6662 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6663 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6664 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6665 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6666 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6667 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6668 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6669 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6670 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6671 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6672 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6673 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6674 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6675 (sat_short_fract_type_node, sat_fract_type_node,
6676 sat_long_fract_type_node, sat_long_long_fract_type_node,
6677 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6678 sat_unsigned_long_fract_type_node,
6679 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6680 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6681 unsigned_short_fract_type_node, unsigned_fract_type_node,
6682 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6683 sat_short_accum_type_node, sat_accum_type_node,
6684 sat_long_accum_type_node, sat_long_long_accum_type_node,
6685 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6686 sat_unsigned_long_accum_type_node,
6687 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6688 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6689 unsigned_short_accum_type_node, unsigned_accum_type_node,
6690 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6691 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6692 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6693 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6694 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6695 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6696 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6697 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6698 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6699 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6700 sat_uda_type_node, sat_uta_type_node): New macro.
6701 (make_fract_type, make_accum_type): Declare.
6702 (make_signed_fract_type, make_unsigned_fract_type,
6703 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6704 make_signed_accum_type, make_unsigned_accum_type,
6705 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6706 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6707 make_or_reuse_sat_signed_fract_type,
6708 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6709 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6710 make_or_reuse_sat_unsigned_accum_type): New macro.
6711 (fixed_zerop): Declare.
6712 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6713 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6714 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6715 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6716 * treestruct.def: Add TS_FIXED_CST.
6717 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6719 (tree-dump.o): Likewise.
6720 (print-tree.o): Likewise.
6721 (tree-pretty-print.o): Likewise.
6722 (fold-const.o): Likewise.
6723 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6724 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6725 (is_gimple_min_invariant): Handle FIXED_CST.
6726 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6727 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6728 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6729 (layout_type): Handle FIXED_POINT_TYPE.
6730 (make_fract_type, make_accum_type): New functions.
6731 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6732 * tree-dump.c (fixed-value.h): New include.
6733 (dump_fixed): New function.
6734 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6735 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6736 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6737 * tree-pretty-print.c (fixed-value.h): New include.
6738 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6740 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6741 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6742 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6743 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6744 for non-saturating fixed-point types.
6745 (reassociate_bb): Likewise.
6746 * emit-rtl.c (fixed-value.h): New include.
6747 (fconst0, fconst1): New array.
6748 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6749 * tree-vect-generic.c expand_vector_operation): Support
6750 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6752 (type_for_widest_vector_mode): Add one parameter for the
6754 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6756 Pass the satp parameter to type_for_mode for fixed-point types.
6757 (expand_vector_operations_1): Pass the saturating flag to
6758 type_for_widest_vector_mode.
6759 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6760 and MODE_VECTOR_UACCUM.
6761 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6762 (vectorizable_condition): Likewise.
6763 * tree.c (fixed-value.h): New include.
6764 (tree_code_size): Support FIXED_CST.
6765 (build_fixed): New function.
6766 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6767 (fixed_zerop): New function.
6768 (tree_node_structure): Support FIXED_CST.
6769 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6770 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6771 (type_hash_eq): Handle FIXED_POINT_TYPE.
6772 (simple_cst_equal): Support FIXED_CST.
6773 (iterative_hash_expr): Handle FIXED_CST.
6774 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6775 (get_narrower): Likewise.
6776 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6777 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6778 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6779 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6781 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6782 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6783 (initializer_zerop): Support FIXED_CST.
6784 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6785 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6786 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6787 (is_base_type): Handle FIXED_POINT_TYPE.
6788 (add_type_attribute): Handle FIXED_POINT_TYPE.
6789 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6790 * print-tree.c (fixed-value.h): New include.
6791 (print_node_brief): Support FIXED_CST.
6792 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6793 * c-pretty-print.c (fixed-value.h): New include.
6794 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6795 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6796 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6797 Support fixed-point types for inner items in VECTOR_TYPE.
6798 (pp_c_direct_declarator): Likewise.
6799 (pp_c_declarator): Likewise.
6800 (pp_c_fixed_constant): New function.
6801 (pp_c_constant): Handle FIXED_CST.
6802 (pp_c_primary_expression): Likewise.
6803 (pp_c_expression): Likewise.
6804 * fold-const.c (fixed-value.h): New include.
6805 (negate_expr_p): Return true for FIXED_CST.
6806 (fold_negate_expr): Support FIXED_CST.
6807 (split_tree): Support FIXED_CST.
6808 (const_binop): Support FIXED_CST.
6809 (fold_convert_const_int_from_fixed): New function to convert from
6811 (fold_convert_const_real_from_fixed): New function to convert from
6813 (fold_convert_const_fixed_from_fixed): New function to convert from
6814 fixed to another fixed.
6815 (fold_convert_const_fixed_from_int): New function to convert from
6817 (fold_convert_const_fixed_from_real): New function to convert from
6819 (fold_convert_const): Support conversions from fixed to int, from
6820 fixed to real, from fixed to fixed, from int to fixed, and from real
6822 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6823 (operand_equal_p): Support FIXED_CST.
6824 (make_range): For fixed-point modes, we need to pass the
6825 saturating flag as the 2nd parameter.
6826 (tree_swap_operands_p): Handle FIXED_CST.
6827 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6829 (fold_unary): Support FIXED_CONVERT_EXPR.
6830 (fold_binary): Handle FIXED_CST.
6831 Make sure the type is not saturating, before associating operations.
6832 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6833 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6834 (fold_negate_const): Support FIXED_CST.
6835 (fold_relational_const): Support FIXED_CST.
6836 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6837 (gimplify_expr): Handle FIXED_CST.
6838 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6839 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6840 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6841 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6842 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6843 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6844 LONG_LONG_ACCUM_TYPE_SIZE.
6845 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6846 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6847 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6848 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6849 MODE_ACCUM, and MODE_UACCUM.
6850 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6851 fixed-point types to disable reduction.
6852 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6854 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6856 * config/rs6000/x-rs6000: New file.
6857 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6858 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6859 (EXTRA_SPEC_FUNCTIONS): Define.
6860 (HAVE_LOCAL_CPU_DETECT): Define.
6861 (CC1_CPU_SPEC): Define.
6862 * config/rs6000/driver-rs6000.c: New file.
6863 * config/rs6000/aix.h (CC1_SPEC): Define.
6864 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6865 * config.host: Add x-rs6000 to host_xmake_file if host and target
6866 are rs6000 or powerpc.
6868 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6870 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6872 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6873 Sandra Loosemore <sandra@codesourcery.com>
6874 Chao-ying Fu <fu@mips.com>
6875 Nigel Stephens <nigel@mips.com>
6876 David Ung <davidu@mips.com>
6878 * doc/invoke.texi (-mcode-readable): Document.
6879 * config/mips/mips.opt (mcode-readable): New option.
6880 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6881 * config/mips/mips.h (mips_code_readable_setting): New enum.
6882 (mips_code_readable): Declare.
6883 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6884 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6885 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6886 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6887 boiler-plate comments.
6888 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6889 * config/mips/mips.c (mips_code_readable): New variable.
6890 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6891 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6892 context and -mcode-readable setting to restrict the use of
6893 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6894 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6895 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6896 (mips_blocks_for_constant_p): Only return false for
6897 TARGET_MIPS16_PCREL_LOADS.
6898 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6899 for MIPS16. Handle SYMBOL_32_HIGH.
6900 (mips_const_insns): Allow HIGHs for MIPS16 too.
6901 (mips_unspec_address_offset): New function, split out from...
6902 (mips_unspec_address): ...here.
6903 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6904 16-bit symbolic constants. Assert approropiate conditions for
6905 using the "la" and "dla" macros.
6906 (mips_handle_option): Handle -mcode-readable=.
6907 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6908 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6909 (mips_strip_unspec_address): New function, split out from...
6910 (print_operand_reloc): ...here.
6911 (print_operand): Pass constants through mips_strip_unspec_address.
6912 (print_operand_address): Likewise.
6913 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6914 (mips_select_rtx_section): Remove MIPS16 handling.
6915 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6916 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6917 (mips16_lay_out_constants): Do nothing unless
6918 TARGET_MIPS16_PCREL_LOADS.
6919 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6920 * config/mips/mips.md: Split HIGHs for MIPS16.
6921 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6923 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6925 * config/mips/mips-protos.h (mips_emit_move): Declare.
6926 * config/mips/mips.c (mips_emit_move): New function.
6927 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6928 (mips_legitimize_const_move): Likewise.
6929 (mips_legitimize_move): Likewise.
6930 (mips_split_64bit_move): Likewise.
6931 (mips_restore_gp): Likewise.
6932 (mips_load_call_address): Likewise.
6933 (mips_emit_fcc_reload): Likewise.
6934 (mips_set_return_address): Likewise.
6935 (mips_block_move_straight): Likewise.
6936 (mips_block_move_loop): Likewise.
6937 (mips_setup_incoming_varargs): Likewise.
6938 (mips_save_reg): Likewise.
6939 (mips_expand_prologue): Likewise.
6940 (mips_restore_reg): Likewise.
6941 (mips_expand_epilogue): Likewise.
6942 (mips_output_mi_thunk): Likewise.
6943 (build_mips16_call_stub): Likewise.
6944 (mips_builtin_branch_and_move): Likewise.
6945 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6946 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6947 (fixuns_truncdfdi2): Likewise.
6948 (fixuns_truncsfsi2): Likewise.
6949 (fixuns_truncsfdi2): Likewise.
6950 (loadgp_absolute): Likewise.
6951 (builtin_setjmp_setup): Likewise.
6952 (builtin_longjmp): Likewise.
6953 (untyped_call): Likewise.
6955 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6957 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6958 an "rtx *" argument. Return a bool.
6959 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6960 values and return true if they can be split. Take the same kind of
6961 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6962 and store the lo_sum there if nonnull. Use the symbol type to
6963 determine whether a $gp or HIGH is needed.
6964 (mips_legitimize_address): Update call to mips_split_symbol and
6965 simplify accordingly.
6966 (mips_legitimize_const_move): Likewise.
6967 * config/mips/mips.md: In the combine define_split,
6968 check mips_split_symbol instead of splittable_symbolic_operand.
6969 Update use of mips_split_symbol in the generator code.
6970 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6972 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6974 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6975 (mips_symbol_insns_1): New function, split out from...
6976 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6977 and stores separately from load addresses.
6978 (mips_classify_address): Replace uses of mips_symbolic_address_p
6979 with uses of mips_symbol_insns.
6980 (mips_address_insns): Update calls to mips_symbol_insns.
6981 (mips_const_insns): Likewise.
6982 (mips_legitimize_address): Likewise.
6984 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6986 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6987 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6988 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6989 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6990 non-call contexts if TARGET_MIPS16.
6991 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6992 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6993 code for SYMBOL_ABSOLUTE.
6994 (mips_symbol_insns): Likewise.
6996 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6998 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6999 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
7000 (mips_symbolic_constant_p): Likewise. Update the call to
7001 mips_classify_symbol.
7002 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
7003 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
7004 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
7005 (print_operand_reloc): Add a context argument. Update the call to
7006 mips_symbolic_constant_p.
7007 (print_operand): Update the calls to print_operand_reloc.
7008 (print_operand_address): Use print_operand_reloc rather than
7010 (mips_rewrite_small_data_p): Add a context argument. Update the call
7011 to mips_symbolic_constant_p.
7012 (mips_small_data_pattern_1): Make DATA the containing mem.
7013 Update the call to mips_rewrite_small_data_p.
7014 (mips_rewrite_small_data_1): Likewise.
7015 (mips_use_anchors_for_symbol_p): Update the call to
7016 mips_symbolic_constant_p.
7017 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7018 (splittable_symbolic_operand): Likewise.
7019 (move_operand): Likewise.
7020 (absolute_symbolic_operand): Likewise.
7021 (got_disp_operand): Likewise.
7022 (got_page_ofst_operand): Likewise.
7024 2007-08-08 Richard Sandiford <richard@codesourcery.com>
7026 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
7027 (SYMBOL_ABSOLUTE): ...this.
7028 (SYMBOL_SMALL_DATA): Rename to...
7029 (SYMBOL_GP_RELATIVE): ...this.
7030 (SYMBOL_CONSTANT_POOL): Rename to...
7031 (SYMBOL_PC_RELATIVE): ...this.
7032 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
7033 (mips_symbolic_address_p, mips_symbol_insns, override_options)
7034 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
7035 after above changes.
7036 * config/mips/predicates.md (const_call_insn_operand): Likewise.
7037 (general_symbolic_operand): Rename to...
7038 (absolute_symbolic_operand): ...this.
7039 * config/mips/mips.md: Update after above changes.
7041 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
7042 Revital Eres <eres@il.ibm.com>
7044 * ddg.c (print_ddg): Add dump information.
7045 * modulo-sched.c (print_node_sched_params): Add parameter and
7047 (calculate_maxii): Remove function.
7048 (undo_generate_reg_moves): Likewise.
7049 (undo_permute_partial_schedule): Likewise.
7050 (kernel_number_of_cycles): Likewise.
7051 (MAXII_FACTOR): New definition to calculate the upper bound of II.
7052 (sms_schedule): Use it. Remove profitability checks.
7053 (sms_schedule_by_order): Fix order of nodes within the cycle.
7055 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7057 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
7058 -profile option, add pie support.
7059 (ENDFILE_SPEC): New spec.
7060 * config/gnu.h (LIB_SPEC): Add -profile option.
7062 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
7064 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
7065 * config/gnu.h (LIB_SPEC): Likewise.
7067 2007-08-07 Yaz Saito <saito@google.com>
7068 Ian Lance Taylor <iant@google.com>
7070 * common.opt (finstrument-functions-exclude-function-list): New
7072 (finstrument-functions-exclude-file-list): New option.
7073 * opts.c (char_p): Define and DEF_VEC.
7074 (flag_instrument_functions_exclude_functions): New static
7076 (flag_instrument_functions_exclude_files): New static variable.
7077 (add_instrument_functions_exclude_list): New static function.
7078 (flag_instrument_functions_exclude_p): New function.
7079 (common_handle_option): Handle new options.
7080 * flags.h (flag_instrument_functions_exclude_p): Declare.
7081 * gimplify.c (gimplify_function_tree): Call
7082 flag_instrument_functions_exclude_p.
7083 * doc/invoke.texi (Option Summary): Mention new options.
7084 (Code Gen Options): Document new options.
7086 2007-08-07 Ian Lance Taylor <iant@google.com>
7088 PR rtl-optimization/32776
7089 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
7090 (resolve_use): Likewise.
7091 (decompose_multiword_subregs): Remove "changed" local variable.
7093 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
7095 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
7096 * configure: Regenerate.
7097 * config.in: Regenerate.
7098 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
7101 2007-08-07 Ian Lance Taylor <iant@google.com>
7103 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
7104 note, just delete the insn.
7106 2007-08-07 Andreas Schwab <schwab@suse.de>
7109 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
7112 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
7114 * lower-subreg.c (resolve_subreg_use): Remove assertion.
7115 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
7116 (decompose_multiword_subregs): Use the functions above to decompose
7117 multiword shifts and zero-extends.
7119 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
7121 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
7122 "assemble" descriptions which were swapped.
7124 2007-08-06 Chao-ying Fu <fu@mips.com>
7126 * fixed-value.h: New file.
7127 * fixed-value.c: New file.
7128 * Makefile.in (OBJS-common): Add fixed-value.o.
7129 (fixed-value.o): New rule.
7130 (GTFILES): Add fixed-value.h.
7131 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
7132 to compare a.low and b.low.
7133 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
7135 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7136 Daniel Jacobowitz <dan@codesourcery.com>
7139 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
7141 (x86_64-*-netbsd*): Likewise.
7142 (x86_64-*-linux*): Likewise.
7143 (x86_64-*-kfreebsd*-gnu): Likewise.
7144 (x86_64-*-knetbsd*-gnu): Likewise.
7145 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
7147 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
7149 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
7150 Add -fno-asynchronous-unwind-tables.
7152 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
7153 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
7154 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
7155 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
7156 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
7158 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7160 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
7161 (TARGET_C_MODE_FOR_SUFFIX): New.
7163 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7165 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
7167 2007-08-06 Steve Ellcey <sje@cup.hp.com>
7169 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
7171 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
7173 * config/i386/i386.md: Check TARGET_ macros and optimize_size
7174 before checking function returns in conditional expressions.
7176 2007-08-06 Alfred Minarik <a.minarik@aon.at>
7179 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
7181 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7184 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
7185 for INTEGRAL_TYPE_P.
7187 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
7189 * configure.ac: Remove --enable-checking=df from default settings.
7190 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
7191 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
7192 if the parameter is true.
7193 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
7194 DF_VERIFY_SCHEDULED flag is true.
7195 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
7196 (df_finish_pass): Adjust prototype.
7197 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
7200 * see.c (pass_see): Add TODO_df_verify.
7201 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
7202 * global.c (rest_of_handle_global_alloc): Schedule verification
7204 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
7206 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
7207 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
7208 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
7210 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
7211 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
7212 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
7214 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
7215 Revital Eres <eres@il.ibm.com>
7217 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
7219 * ddg.c (create_ddg_dependence): Rename to...
7220 (create_ddg_dep_from_intra_loop_link): This. Do not check
7221 for interloop edges. Do not create anti dependence edge when
7222 a true dependence edge exists in the opposite direction and
7223 -fmodulo-sched-allow-regmoves is set.
7224 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
7225 (add_cross_iteration_register_deps): Create anti dependence edge
7226 when -fno-modulo-sched-allow-regmoves is set.
7227 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
7229 2007-08-04 Richard Sandiford <richard@codesourcery.com>
7231 * config/arm/arm.md (movsi): Add braces.
7233 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7236 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
7237 operands for the folding of "A - (A & B)" into "~B & A"; cast them
7240 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
7242 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
7243 state accessor functions.
7244 * cfgloopmanip.c (remove_path, create_preheaders,
7245 force_single_succ_latches, fix_loop_structure): Ditto.
7246 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
7247 tree_duplicate_loop_to_header_edge): Ditto.
7248 * cfgloopanal.c (mark_irreducible_loops): Ditto.
7249 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
7251 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
7252 cleanup_tree_cfg): Ditto.
7253 * tree-cfg.c (tree_merge_blocks): Ditto.
7254 * cfgloop.c (rescan_loop_exit, record_loop_exits,
7255 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
7256 loop_preheader_edge, single_exit): Ditto.
7257 (flow_loops_find): Do not clear loops->state.
7258 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
7259 loops_state_clear): New functions.
7261 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7264 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
7265 when adding to the base and convert ELT to sizetype instead of type.
7267 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7270 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
7271 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
7273 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7276 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
7277 correct type the negate expression.
7279 2007-08-03 Jan Hubicka <jh@suse.cz>
7281 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
7284 2007-08-03 David Edelsohn <edelsohn@gnu.org>
7286 * config/rs6000/rs6000.c (struct processor_cost): Change
7287 l1_cache_lines to l1_cache_size. Add l2_cache_size.
7288 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
7290 (rios1_costs, rios2_cost): Correct cache line size.
7291 (rs6000_override_options): Set l2-cache-size parameter.
7293 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
7294 Diego Novillo <dnovillo@google.com>
7297 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
7298 if the range includes 0.
7300 2007-08-03 Ben Elliston <bje@au.ibm.com>
7302 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
7303 mode to unspec expressions to silence a warning from the generator
7306 2007-08-02 Steve Ellcey <sje@cup.hp.com>
7308 * config/ia64/constraints.md ("U"): Make constraint vector only.
7310 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7313 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
7314 always_inline attribute on the function decl.
7316 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
7319 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
7320 if we are compiling with -fPIC.
7322 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
7323 Nigel Stephens <nigel@mips.com>
7325 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
7326 Define for MIPS32 and MIPS64.
7328 2007-08-02 Nick Clifton <nickc@redhat.com>
7330 * config/host-hpux.c: Change copyright header to refer to version
7331 3 of the GNU General Public License and to point readers at the
7332 COPYING3 file and the FSF's license web page.
7333 * config/alpha/predicates.md, config/alpha/vms-ld.c,
7334 config/alpha/linux.h, config/alpha/alpha.opt,
7335 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
7336 config/alpha/vms-unwind.h, config/alpha/ev4.md,
7337 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
7338 config/alpha/alpha.h, config/alpha/sync.md,
7339 config/alpha/openbsd.h, config/alpha/alpha.md,
7340 config/alpha/alpha-modes.def, config/alpha/ev5.md,
7341 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
7342 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
7343 config/alpha/constraints.md, config/alpha/osf.h,
7344 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
7345 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
7346 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7347 config/frv/frv-asm.h, config/frv/frv-protos.h,
7348 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7349 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7350 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7351 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7352 config/s390/s390.opt, config/s390/s390-modes.def,
7353 config/s390/fixdfdi.h, config/s390/constraints.md,
7354 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7355 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7356 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7357 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7358 config/m32c/prologue.md, config/m32c/m32c.abi,
7359 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7360 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7361 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7362 config/m32c/jump.md, config/m32c/shift.md,
7363 config/m32c/m32c-protos.h, config/libgloss.h,
7364 config/spu/spu-protos.h, config/spu/predicates.md,
7365 config/spu/spu-builtins.h, config/spu/spu.c,
7366 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7367 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7368 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7369 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7370 config/sparc/hypersparc.md, config/sparc/predicates.md,
7371 config/sparc/linux.h, config/sparc/sp64-elf.h,
7372 config/sparc/supersparc.md, config/sparc/cypress.md,
7373 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7374 config/sparc/niagara.md, config/sparc/sparc.md,
7375 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7376 config/sparc/sparc.opt, config/sparc/sync.md,
7377 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7378 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7379 config/sparc/sparc.c, config/sparc/little-endian.opt,
7380 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7381 config/sparc/linux64.h, config/sparc/freebsd.h,
7382 config/sparc/sol2.h, config/sparc/rtemself.h,
7383 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7384 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7385 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7386 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7387 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7388 config/m32r/linux.h, config/m32r/constraints.md,
7389 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7390 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7391 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7392 config/i386/i386.md, config/i386/netware-crt0.c,
7393 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7394 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7395 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7396 config/i386/sol2.h, config/i386/constraints.md,
7397 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7398 config/i386/predicates.md, config/i386/geode.md,
7399 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7400 config/i386/freebsd64.h, config/i386/vxworksae.h,
7401 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7402 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7403 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7404 config/i386/netware.h, config/i386/i386-modes.def,
7405 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7406 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7407 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7408 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7409 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7410 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7411 config/i386/xm-mingw32.h, config/i386/linux64.h,
7412 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7413 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7414 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7415 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7416 config/i386/cygwin2.c, config/i386/i386-protos.h,
7417 config/i386/sync.md, config/i386/openbsd.h,
7418 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7419 config/i386/nto.h, config/i386/biarch64.h,
7420 config/i386/i386-coff.h, config/i386/freebsd.h,
7421 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7422 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7423 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7424 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7425 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7426 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7427 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7428 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7429 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7430 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7431 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7432 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7433 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7434 config/sh/superh64.h, config/sh/rtemself.h,
7435 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7436 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7437 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7438 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7439 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7440 config/avr/predicates.md, config/avr/constraints.md,
7441 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7442 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7443 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7444 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7445 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7446 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7447 config/c4x/predicates.md, config/c4x/c4x.h,
7448 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7449 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7450 config/xtensa/linux.h, config/xtensa/xtensa.h,
7451 config/xtensa/elf.h, config/xtensa/xtensa.md,
7452 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7453 config/xtensa/xtensa-protos.h, config/dbx.h,
7454 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7455 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7456 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7457 config/host-solaris.c, config/fr30/fr30.h,
7458 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7459 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7460 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7461 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7462 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7463 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7464 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7465 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7466 config/cris/predicates.md, config/cris/linux.h,
7467 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7468 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7469 config/cris/aout.opt, config/cris/cris-protos.h,
7470 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7471 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7472 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7473 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7474 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7475 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7476 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7477 config/chorus.h, config/mn10300/mn10300.c,
7478 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7479 config/mn10300/mn10300.h, config/mn10300/linux.h,
7480 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7481 config/mn10300/mn10300.md, config/ia64/predicates.md,
7482 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7483 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7484 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7485 config/ia64/freebsd.h, config/ia64/ia64.md,
7486 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7487 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7488 config/gofast.h, config/rtems.h, config/sol2-10.h,
7489 config/m68k/predicates.md, config/m68k/m68k.md,
7490 config/m68k/linux.h, config/m68k/m68k-modes.def,
7491 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7492 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7493 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7494 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7495 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7496 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7497 config/m68k/constraints.md, config/m68k/rtemself.h,
7498 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7499 config/m68k/uclinux.h, config/rs6000/power4.md,
7500 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7501 config/rs6000/linux.h, config/rs6000/eabi.h,
7502 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7503 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7504 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7505 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7506 config/rs6000/windiss.h, config/rs6000/603.md,
7507 config/rs6000/aix41.h, config/rs6000/cell.md,
7508 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7509 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7510 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7511 config/rs6000/default64.h, config/rs6000/7xx.md,
7512 config/rs6000/darwin.opt, config/rs6000/spe.md,
7513 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7514 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7515 config/rs6000/7450.md, config/rs6000/linux64.h,
7516 config/rs6000/constraints.md, config/rs6000/440.md,
7517 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7518 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7519 config/rs6000/rs6000.h, config/rs6000/power6.md,
7520 config/rs6000/predicates.md, config/rs6000/altivec.md,
7521 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7522 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7523 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7524 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7525 config/rs6000/linux64.opt, config/rs6000/sync.md,
7526 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7527 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7528 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7529 config/rs6000/eabispe.h, config/rs6000/e500.h,
7530 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7531 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7532 config/rs6000/aix.h, config/rs6000/vxworks.h,
7533 config/rs6000/40x.md, config/rs6000/aix51.h,
7534 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7535 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7536 config/arc/arc.h, config/mcore/mcore-elf.h,
7537 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7538 config/mcore/mcore.md, config/mcore/mcore.c,
7539 config/mcore/mcore.opt, config/mcore/mcore.h,
7540 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7541 config/score/predicates.md, config/score/score-version.h,
7542 config/score/score-protos.h, config/score/misc.md,
7543 config/score/elf.h, config/score/score.c, config/score/mac.md,
7544 config/score/score7.md, config/score/score.h,
7545 config/score/score-conv.h, config/score/score-mdaux.c,
7546 config/score/score.md, config/score/score.opt,
7547 config/score/score-modes.def, config/score/score-mdaux.h,
7548 config/score/mul-div.S, config/arm/uclinux-elf.h,
7549 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7550 config/arm/symbian.h, config/arm/linux-elf.h,
7551 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7552 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7553 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7554 config/arm/strongarm-pe.h, config/arm/arm.h,
7555 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7556 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7557 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7558 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7559 config/arm/arm-cores.def, config/arm/arm-protos.h,
7560 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7561 config/arm/wince-pe.h, config/arm/neon.md,
7562 config/arm/constraints.md, config/arm/neon.ml,
7563 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7564 config/arm/arm.opt, config/arm/arm926ejs.md,
7565 config/arm/predicates.md, config/arm/iwmmxt.md,
7566 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7567 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7568 config/arm/neon-testgen.ml, config/arm/arm.md,
7569 config/arm/xscale-coff.h, config/arm/pe.c,
7570 config/arm/arm-generic.md, config/arm/pe.h,
7571 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7572 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7573 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7574 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7575 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7576 config/pa/predicates.md, config/pa/pa64-hpux.h,
7577 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7578 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7579 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7580 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7581 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7582 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7583 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7584 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7585 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7586 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7587 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7588 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7589 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7590 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7591 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7592 config/mips/linux64.h, config/mips/elforion.h,
7593 config/mips/constraints.md, config/mips/generic.md,
7594 config/mips/predicates.md, config/mips/4300.md,
7595 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7596 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7597 config/mips/5k.md, config/mips/vr4120-div.S,
7598 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7599 config/mips/mips-protos.h, config/mips/6000.md,
7600 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7601 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7602 config/mips/mips-modes.def, config/mips/vr.h,
7603 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7604 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7605 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7606 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7607 config/vax/openbsd1.h, config/vax/netbsd.h,
7608 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7609 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7610 config/h8300/rtems.h, config/h8300/predicates.md,
7611 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7612 config/h8300/h8300.md, config/h8300/h8300.opt,
7613 config/h8300/coff.h, config/h8300/h8300-protos.h,
7614 config/v850/v850.md, config/v850/predicates.md,
7615 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7616 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7617 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7618 config/mmix/mmix.h, config/mmix/predicates.md,
7619 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7620 config/mmix/mmix.c, config/mmix/mmix.opt,
7621 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7622 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7623 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7624 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7627 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7629 * emit-rtl.c (reset_used_decls): Rename to...
7630 (set_used_decls): ...this. Set the used flag rather than clearing it.
7631 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7632 DECL_RTLs rather than resetting them.
7634 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7636 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7638 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7640 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7641 argument to find_reloads_address.
7643 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7645 PR tree-optimization/32919
7646 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7647 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7648 (coalesce_ssa_name): Call it.
7650 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7651 David Ung <davidu@mips.com>
7653 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7654 (__mips16_unorddf2, __mips16_floatunsidf): New.
7655 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7657 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7659 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7661 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7662 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7663 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7664 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7665 * omp-low.c (get_ws_args_for, determine_parallel_type,
7666 expand_omp_for_generic, expand_omp_for_static_nochunk,
7667 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7668 Work with more precise CFG.
7669 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7670 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7672 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7673 * gimple-low.c (lower_stmt): Ditto.
7674 * tree-inline.c (estimate_num_insns_1): Ditto.
7675 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7676 (OMP_SECTIONS_SWITCH): New.
7677 * tree-cfgcleanup.c (cleanup_omp_return): New.
7678 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7679 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7680 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7681 (tree_redirect_edge_and_branch): Handle omp constructs.
7683 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7684 with three arguments.
7686 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7688 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7691 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7693 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7694 the loop structures may need fixing.
7695 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7697 (cleanup_tree_cfg_loop): Removed.
7698 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7699 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7700 instead of running cleanup_tree_cfg_loop.
7701 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7702 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7703 (tree_predictive_commoning): Declaration changed.
7704 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7706 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7708 * doc/invoke.texi (l1-cache-size): Update documentation.
7709 (l2-cache-size): Document.
7710 * params.h (L2_CACHE_SIZE): New macro.
7711 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7712 that L1_CACHE_SIZE is in kB now.
7713 (L2_CACHE_SIZE_BYTES): New macro.
7714 (tree_ssa_prefetch_arrays): Show size in kB.
7715 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7716 and l2_cache_size fields.
7717 * config/i386/driver-i386.c (describe_cache): Detect cache size
7719 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7720 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7721 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7722 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7723 (override_options): Set l1-cache-size and l2-cache-size to default
7724 values if not specified otherwise.
7725 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7726 (PARAM_L2_CACHE_SIZE): New.
7728 2007-08-01 Nigel Stephens <nigel@mips.com>
7729 David Ung <davidu@mips.com>
7730 Thiemo Seufer <ths@mips.com>
7731 Chris Dearman <chris@mips.com>
7732 Richard Sandiford <richard@codesourcery.com>
7734 * config.gcc (mips*-sde-elf*): New stanza.
7735 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7736 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7737 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7738 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7739 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7740 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7742 * config/mips/sde.h: New file.
7743 * config/mips/t-libgcc-mips16: Likewise.
7744 * config/mips/t-sde: Likewise.
7745 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7746 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7747 _MIPS_FPSET and _MIPS_SZINT.
7748 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7749 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7750 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7751 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7752 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7753 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7754 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7755 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7756 _MIPS_SZPTR and _MIPS_FPSET.
7757 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7758 architecture is specified.
7759 (MIPS_32BIT_OPTION_SPEC): New macro.
7761 2007-07-31 Dan Hipschman <dsh@google.com>
7763 * gcc.c (end_going_arg): New function.
7764 (do_spec_2): Use it.
7765 (do_spec_1): Use it.
7767 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7769 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7770 only if ENABLE_CHECKING is defined.
7772 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7774 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7775 df_ru_add_problem, df_ru_get_bb_info): Removed.
7776 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7777 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7778 df_ru_free_bb_info, df_ru_alloc,
7779 df_ru_bb_local_compute_process_def,
7780 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7781 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7782 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7783 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7784 df_ru_add_problem): Removed.
7786 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7789 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7790 (casesi32p, casesi64p): Likewise.
7791 (casesi): Adjust for above.
7793 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7795 * mode-switching.c (create_pre_exit): Don't search past calls.
7797 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7799 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7801 2007-07-31 Revital Eres <eres@il.ibm.com>
7803 * ddg.c (add_deps_for_def): Rename to...
7804 (add_cross_iteration_register_deps): This. Change implementation
7805 to use only reaching def and def-use chains to construct the
7806 inter loop dependencies.
7807 (add_deps_for_use): Remove function.
7808 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7809 function to build the inter loop dependencies.
7810 * modulo-sched.c (sms_schedule): Build only
7811 reaching def and def-use chains for the propose of the ddg
7814 2007-07-31 Julian Brown <julian@codesourcery.com>
7816 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7817 New define_insns. Use correct RTL.
7818 (vec_set<mode>): Write as expander.
7820 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7822 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7823 to an unallocated space.
7825 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7828 (split_constant_offset): Enable split_constant_offset to extract
7829 constants from other statements.
7830 * tree-vect-transform.c
7831 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7832 to a temp var. Force base_offset to be simple.
7834 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7836 * df-scan.c (df_scan_verify): Remove artificial limit on
7837 the number of blocks for verification.
7838 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7839 df_simulate_defs): Avoid unnecessary insn checking for defs.
7841 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7843 * config/m68k/lb1sf68.asm (FUNC): New macro.
7845 (__udivsi3): Likewise.
7846 (__divsi3): Likewise.
7847 (__umodsi3): Likewise.
7848 (__modsi3): Likewise.
7849 (__subdf3): Likewise.
7850 (__adddf3): Likewise.
7851 (__muldf3): Likewise.
7852 (__divdf3): Likewise.
7853 (__negdf2): Likewise.
7854 (__cmpdf2): Likewise.
7855 (__subsf3): Likewise.
7856 (__addsf3): Likewise.
7857 (__mulsf3): Likewise.
7858 (__divsf3): Likewise.
7859 (__negsf2): Likewise.
7860 (__cmpsf2): Likewise.
7861 (__eqdf2): Likewise.
7862 (__nedf2): Likewise.
7863 (__gtdf2): Likewise.
7864 (__gedf2): Likewise.
7865 (__ltdf2): Likewise.
7866 (__ledf2): Likewise.
7867 (__eqsf2): Likewise.
7868 (__nesf2): Likewise.
7869 (__gtsf2): Likewise.
7870 (__gesf2): Likewise.
7871 (__ltsf2): Likewise.
7872 (__lesf2): Likewise.
7874 2007-07-30 Ollie Wild <aaw@google.com>
7876 * c-ppoutput.c (print_lines_directives_only): New function.
7877 (scan_translation_unit_directives_only): New function.
7878 (preprocess_file): Add call to scan_translation_unit_directives_only.
7879 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7880 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7881 -fdirectives-only. Add errors for -fdirectives-only conflict with
7882 -Wunused-macros and -traditional.
7883 (finish_options): Add builtin macro initialization for
7884 -fdirectives-only + -fpreprocessed.
7885 * c.opt (fdirectives-only): New.
7886 * doc/cppopts.texi (fdirectives-only): New.
7888 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7890 * alias.c (record_set, memory_modified_1): Constify.
7891 * bt-load.c (note_btr_set): Likewise.
7892 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7893 * combine.c (set_nonzero_bits_and_sign_copies,
7894 expand_field_assignment, record_dead_and_set_regs_1,
7895 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7896 likely_spilled_retval_1): Likewise.
7897 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7898 frv_io_handle_set): Likewise.
7899 * config/mips/mips.c (mips_sim_record_set,
7900 vr4130_true_reg_dependence_p_1): Likewise.
7901 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7902 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7903 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7904 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7905 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7906 * ddg.c (mark_mem_store): Likewise.
7907 * df-problems.c (df_urec_mark_reg_change): Likewise.
7908 * function.c (update_epilogue_consts): Likewise.
7909 * gcse.c (record_set_info, record_last_set_info,
7910 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7911 reg_clear_last_set): Likewise.
7912 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7914 * jump.c (reversed_comparison_code_parts): Likewise.
7915 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7916 reg_is_set): Likewise.
7917 * loop-iv.c (mark_altered): Likewise.
7918 * mode-switching.c (reg_becomes_live): Likewise.
7919 * optabs.c (no_conflict_move_test): Likewise.
7920 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7922 * postreload.c (reload_combine_note_store, move2add_note_store):
7924 * regmove.c (flags_set_1): Likewise.
7925 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7927 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7929 * resource.c (update_live_status): Likewise.
7930 * rtl.h (set_of, note_stores): Likewise.
7931 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7932 note_stores, parms_set): Likewise.
7933 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7934 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7936 * var-tracking.c (count_stores, add_stores): Likewise.
7938 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7940 * alias.c (mems_in_disjoint_alias_sets_p,
7941 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7942 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7943 write_dependence_p, mems_in_disjoint_alias_sets_p,
7944 read_dependence, true_dependence, canon_true_dependence,
7945 anti_dependence, output_dependence): Constify.
7946 * combine.c (extended_count): Likewise.
7947 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7948 * cselib.c (get_value_hash, references_value_p,
7949 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7950 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7951 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7952 * function.c (contains, prologue_epilogue_contains,
7953 sibcall_epilogue_contains): Likewise.
7954 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7955 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7956 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7957 reg_or_subregno): Likewise.
7958 * recog.c (asm_noperands): Likewise.
7959 * reload1.c (function_invariant_p): Likewise.
7960 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7961 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7962 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7963 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7964 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7965 extended_count, prologue_epilogue_contains,
7966 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7967 canon_true_dependence, read_dependence, anti_dependence,
7968 output_dependence): Likewise.
7969 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7971 2007-07-30 Julian Brown <julian@codesourcery.com>
7973 * config/arm/neon.md (V_ext): New mode attribute.
7974 (neon_vget_lane<mode>): Replace with define_expand.
7975 (neon_vget_lane<mode>_sext_internal)
7976 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7977 and quad precision vectors.
7978 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7979 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7980 have typeless 32-bit result.
7982 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7985 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7987 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7988 use sizetype for rest.
7989 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7990 (aff_combination_convert): Don't convert rest for pointer types.
7992 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7994 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7996 * tree-ssa-alias.c: Add alloc-pool.h.
7997 (init_alias_info): Free alias_bitmap_obstack.
7998 (delete_alias_info): Call delete_mem_ref_stats.
7999 (get_mem_sym_stats_for): Use alloc_pool.
8000 (init_mem_ref_stats): Do not delete mem_ref_stats here.
8001 (delete_mem_sym_stats): Removed.
8003 2007-07-29 Sebastian Pop <sebpop@gmail.com>
8005 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
8006 functions cannot be represented as classical distance vectors.
8008 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8010 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
8011 * builtins.c (validate_arg, builtin_mathfn_code,
8012 validate_arglist): Likewise.
8013 * calls.c (call_expr_flags): Likewise.
8014 * combine.c (reg_nonzero_bits_for_combine,
8015 reg_num_sign_bit_copies_for_combine, get_last_value,
8016 reg_truncated_to_mode): Likewise.
8017 * emit-rtl.c (subreg_lowpart_p): Likewise.
8018 * expr.c (highest_pow2_factor_for_target,
8019 categorize_ctor_elements_1, categorize_ctor_elements,
8020 count_type_elements, contains_packed_reference,
8021 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
8022 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
8023 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
8024 native_encode_int, native_encode_real, native_encode_complex,
8025 native_encode_vector, native_encode_expr, native_interpret_int,
8026 native_interpret_real, native_interpret_complex,
8027 native_interpret_vector, native_interpret_expr): Likewise.
8028 * function.c (use_register_for_decl): Likewise.
8029 * gimplify.c (get_name): Likewise.
8030 * langhooks-def.h (lhd_return_null_const_tree): New.
8031 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
8032 * langhooks.c (lhd_return_null_const_tree): New.
8033 * langhooks.h (lang_get_callee_fndecl): Constify.
8034 * output.h (constructor_static_from_elts_p): Likewise.
8035 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
8036 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
8037 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
8038 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
8039 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
8040 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
8041 * rtlhooks-def.h (reg_nonzero_bits_general,
8042 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
8044 * rtlhooks.c (reg_num_sign_bit_copies_general,
8045 reg_nonzero_bits_general, reg_truncated_to_mode_general):
8047 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
8048 * stor-layout.c (mode_for_size_tree): Likewise.
8049 * tree-ssa-loop-im.c (memref_eq): Likewise.
8050 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
8051 * tree.c (contains_placeholder_p, type_list_equal,
8052 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
8054 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
8055 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
8056 contains_placeholder_p, contains_packed_reference,
8057 get_callee_fndecl, operand_equal_for_phi_arg_p,
8058 warn_if_unused_value, is_body_block, native_encode_expr,
8059 native_interpret_expr, fold_convertible_p, operand_equal_p,
8060 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
8061 validate_arglist, simple_cst_equal, type_list_equal,
8062 use_register_for_decl, call_expr_flags, get_name,
8063 highest_pow2_factor): Likewise.
8064 (const_call_expr_arg_iterator_d,
8065 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
8066 first_const_call_expr_arg, more_const_call_expr_args_p,
8067 FOR_EACH_CONST_CALL_EXPR_ARG): New.
8068 * varasm.c (constructor_static_from_elts_p): Constify.
8070 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
8072 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
8073 config/arm/neon-schedgen.ml, config/arm/neon.ml,
8074 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
8075 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
8076 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
8077 tree-vect-transform.c, tree.def: Fix comment typos. Follow
8078 spelling conventions.
8079 * doc/invoke.texi: Follow spelling conventions.
8081 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
8082 Revital Eres <eres@il.ibm.com>
8084 * modulo-sched.c (sms_schedule): Avoid loops which includes
8085 auto-increment instructions.
8087 2007-07-28 Richard Guenther <rguenther@suse.de>
8090 * fold-const.c (fold_cond_expr_with_comparison): Convert
8091 operand zero of MIN/MAX_EXPR to correct type.
8093 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8095 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
8096 flags_from_decl_or_type): Constify.
8097 * gcc.c (do_spec_1): Likewise.
8098 * print-tree.c (dump_addr, print_node_brief): Likewise.
8099 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
8100 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
8101 tree_purge_all_dead_eh_edges): Likewise.
8102 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
8103 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
8105 * tree.c (expr_location, expr_has_location, expr_locus,
8106 expr_filename, expr_lineno, get_inner_array_type,
8107 fields_compatible_p): Likewise.
8108 * tree.h (get_inner_array_type, fields_compatible_p,
8109 expr_location, expr_has_location, expr_locus, expr_filename,
8110 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
8111 setjmp_call_p, alloca_call_p): Likewise.
8113 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
8115 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
8116 TV_FLOW_INSENSITIVE.
8118 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
8120 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
8121 (compute_flow_insensitive_aliasing): Ditto for
8122 TV_FLOW_INSENSITIVE.
8124 2007-07-27 Jan Hubicka <jh@suse.cz>
8126 * config/i386/i386.c (register_move_cost): Remove accidentally
8127 comitted #if 0 block.
8129 * attribs.c: Include hashtab.h
8130 (attribute_hash): New.
8131 (substring): New structure.
8132 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
8134 (init_attributes): Initialize attribute hash.
8135 (decl_attributes): Use attribute hash.
8136 * Makefile.in (attribs.c): Depend on hashtab.h.
8138 2007-07-27 Steve Ellcey <sje@cup.hp.com>
8140 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
8142 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8144 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
8145 __mips_dspr2 and __mips_dsp_rev macros.
8146 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
8148 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
8150 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
8152 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
8156 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
8157 and the updating of the live and do_not_gen sets.
8158 (df_note_bb_compute): Added updating of live and do_not_gen sets
8159 for regular defs so that the case of clobber inside conditional
8160 call is processed correctly.
8162 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
8164 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
8165 operands with compatible type.
8167 2007-07-27 Richard Sandiford <richard@codesourcery.com>
8169 * expr.h (store_bit_field): Don't return a value.
8170 * expmed.c (check_predicate_volatile_ok): New function.
8171 (store_bit_field_1): New function, extracted from store_bit_field.
8172 Take a fallback_p argument and return true if the operation succeeded.
8173 Only use store_fixed_bit_field if fallback_p. Don't recompute
8174 mode_for_extraction; use op_mode instead. Try forcing memories
8175 into registers if the insv expander fails.
8176 (store_bit_field): Use store_bit_field_1 with fallback_p true.
8177 Don't return a value.
8178 (convert_extracted_bit_field): New function, extracted from
8180 (extract_bit_field_1): Likewise. Take a fallback_p argument
8181 and return NULL if the operation succeeded. Only use
8182 extract_fixed_bit_field if fallback_p. Only calculate one
8183 extraction mode. Combine code for extv and extzv. Try forcing
8184 memories into registers if the ext(z)v expander fails.
8185 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
8187 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8189 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
8191 (df_ref): Likewise. Put regno with other integer fields.
8193 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
8195 * df.h (df_mw_hardreg): Remove "loc" field.
8196 * df-scan.c (df_ref_record): Don't set it. Remove redundant
8198 * df-problems.c (df_whole_mw_reg_unused_p): New function,
8199 split out from df_set_unused_notes_for_mw. Return false for
8200 partial references. Assert that mw_reg is a REG when returning true.
8201 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
8202 (df_whole_mw_reg_dead_p): New function, split out from
8203 df_set_dead_notes_for_mw. Return false for partial references.
8204 Assert that mw_reg is a REG when returning true.
8205 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
8206 Remove redundant bitmap check.
8208 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
8210 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
8211 ($(T)crtend.o): Likwise.
8212 ($(T)crtbeginS.o): Likwise.
8213 ($(T)crtendS.o): Likwise.
8214 ($(T)crtfastmath.o): Likwise.
8216 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
8218 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
8219 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
8220 * basic-block.h (struct control_flow_graph): Added x_dom_computed
8221 and x_n_bbs_in_dom_tree fields.
8223 2007-07-26 Steve Ellcey <sje@cup.hp.com>
8225 PR tree-optimization/32087
8226 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
8227 Do not call scale_bbs_frequencies_int with prob of zero.
8229 2007-07-26 Julian Brown <julian@codesourcery.com>
8231 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
8232 (neon_element_bits): Add prototypes.
8233 * config/arm/arm.c (bounds_check, neon_lane_bounds)
8234 (neon_const_bounds, neon_element_bits): New functions.
8235 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
8236 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
8237 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
8238 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
8239 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
8240 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
8241 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
8242 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
8243 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
8244 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
8245 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
8246 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
8247 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
8249 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
8251 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
8252 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
8254 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
8255 Julian Brown <julian@codesourcery.com>
8257 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
8258 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
8259 * config/arm/cortex-a8.md: New.
8260 * config/arm/cortex-a8-neon.md: New.
8261 * config/arm/neon-schedgen.ml: New.
8262 * config/arm/neon.md (vqh_mnem): New.
8264 (Is_float_mode): New.
8265 (Scalar_mul_8_16): New.
8267 (V_mode_nunits): New.
8268 (All instruction patterns): Annotate with neon_type attribute
8270 * config/arm/arm.md: Include cortex-a8.md.
8271 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
8273 Annotate instruction patterns accordingly.
8274 (generic_sched): Do not use generic scheduling for Cortex-A8.
8275 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
8277 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
8279 * fold-const.c (fold_read_from_constant_string): Use
8281 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8283 2007-07-26 Nick Clifton <nickc@redhat.com>
8285 * tree-ssa-operands.h: Change copyright header to refer to version
8286 3 of the GNU General Public License and to point readers at the
8287 COPYING3 file and the FSF's license web page.
8288 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
8289 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
8290 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
8291 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
8292 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
8293 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
8294 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
8295 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
8296 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
8297 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
8298 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
8299 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
8300 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
8301 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
8302 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
8303 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
8304 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
8305 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
8306 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
8307 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
8308 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
8309 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
8310 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
8311 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
8312 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
8313 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
8314 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
8315 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
8316 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
8317 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
8318 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
8319 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
8320 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
8321 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
8322 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
8323 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
8324 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
8325 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
8326 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
8327 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
8328 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
8329 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
8330 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
8331 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
8332 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
8333 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
8334 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
8335 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
8336 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
8337 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
8338 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
8339 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
8340 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
8341 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
8342 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
8343 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
8344 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
8345 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
8346 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8347 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8348 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8349 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8350 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8351 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8352 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8353 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8354 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8355 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8356 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8357 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8358 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8359 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8360 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8361 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8362 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8363 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8364 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8365 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8366 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8367 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8368 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8369 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8370 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8371 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8372 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8373 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8374 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8375 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8376 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8377 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8378 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8379 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8380 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8381 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8382 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8383 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8384 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8385 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8386 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8387 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8388 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8389 convert.c, convert.h, langhooks-def.h, reload1.c,
8390 tree-ssa-operands.c: Likewise.
8392 2007-07-26 Jan Hubicka <jh@suse.cz>
8394 * tree-ssa-live.c: Include debug.h and flags.h.
8395 (mark_scope_block_unused): New function.
8396 (remove_unused_scope_block_p): New function.
8397 (remove_unused_locals): Remove unused blocks too.
8399 2007-07-25 Ian Lance Taylor <iant@google.com>
8401 * combine.c (combine_max_regno): Remove. Remove all uses.
8402 (struct reg_stat_struct): Rename from struct reg_stat.
8403 (reg_stat_type): Define, and declare VECs.
8404 (reg_stat): Change from pointer to VEC. Change all uses.
8405 (combine_split_insns): New static function.
8406 (try_combine, find_split_point): Call it instead of split_insns.
8408 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8410 * cfghooks.c (split_block): Fix the information about loop latch.
8412 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8414 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8416 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8418 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8419 Scan the new edge for loop exit info.
8421 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8423 * config/darwin.c: Include debug.h.
8425 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8428 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8430 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8432 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8433 (HARD_REGNO_MODE_OK): Ditto.
8434 (MODES_TIEABLE_P): Ditto.
8435 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8436 (CLASS_MAX_NREGS): Ditto.
8437 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8438 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8439 (divdf3_internal_thr): Removed.
8440 * config/ia64/div.md: New file.
8441 * config/ia64/constraints.md: Add H constraint.
8443 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8445 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8446 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8447 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8448 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8449 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8450 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8451 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8452 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8453 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8454 dump_sbitmap_file, debug_sbitmap, popcount_table,
8455 sbitmap_popcount): Constify.
8456 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8457 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8458 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8459 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8460 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8461 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8462 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8463 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8464 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8465 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8466 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8468 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8470 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8471 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8472 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8473 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8474 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8475 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8476 bitmap_intersect_p, bitmap_intersect_compl_p,
8477 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8478 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8480 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8481 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8482 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8483 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8484 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8485 debug_bitmap, debug_bitmap_file, bitmap_print,
8486 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8487 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8489 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8491 * config/darwin.c (darwin_override_options): Additional fix for
8492 debug info formats that don't support var tracking.
8494 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8496 * cselib.c (entry_and_rtx_equal_p): Constify.
8497 * gengtype.c (output_mangled_typename, write_types, write_local):
8499 * gengtype.h (const_type_p): New.
8500 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8502 * tlink.c (scan_linker_output): De-constify.
8503 * tree-ssa-loop-im.c (memref_eq): Constify.
8504 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8505 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8507 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8509 * c-common.c (fname_as_string, c_type_hash): Constify.
8510 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8511 * cgraph.c (edge_hash, edge_eq): Likewise.
8512 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8513 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8514 reg_attrs_htab_eq): Likewise.
8515 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8517 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8518 const_decl_t, const_state_t, const_automata_list_el_t): New.
8519 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8520 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8521 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8522 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8523 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8524 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8525 compare_max_occ_cycle_nums, out_state_arcs_num,
8526 compare_transition_els_num, units_cmp, state_reservs_cmp):
8528 * genmodes.c (cmp_modes): Likewise.
8529 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8530 * gimplify.c (compare_case_labels): Likewise.
8531 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8532 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8533 * matrix-reorg.c (mtt_info_hash): Likewise.
8534 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8535 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8536 (htab_hash_bucket, htab_hash_elem): Constify.
8537 * tree-browser.c (TB_parent_eq): Likewise.
8538 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8539 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8540 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8541 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8543 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8544 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8545 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8546 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8547 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8549 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8550 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8551 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8552 * tree-ssa-threadupdate.c (redirection_data_hash,
8553 redirection_data_eq): Likewise.
8554 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8555 * tree-ssa.c (var_ann_eq): Likewise.
8556 * tree-vrp.c (compare_case_labels): Likewise.
8557 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8558 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8559 tree_not_check_failed, tree_class_check_failed,
8560 tree_range_check_failed, tree_not_class_check_failed,
8561 omp_clause_check_failed, omp_clause_range_check_failed,
8562 tree_contains_struct_check_failed, tree_operand_check_failed):
8564 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8565 tree_not_check_failed, tree_class_check_failed,
8566 tree_range_check_failed, tree_not_class_check_failed,
8567 tree_operand_check_failed, omp_clause_operand_check_failed,
8568 tree_operand_length): Likewise.
8569 * var-tracking.c (const_variable): New.
8570 (variable_htab_hash, variable_htab_eq): Constify.
8571 * varasm.c (const_desc_hash): Likewise.
8573 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8575 * expr.c (handled_component_p): Constify.
8576 * fold-const.c (fit_double_type): Likewise.
8577 * real.h (real_value_from_int_cst): Likewise.
8578 * tree-flow-inline.h (gimple_in_ssa_p,
8579 gimple_aliases_computed_p, gimple_addressable_vars,
8580 gimple_call_clobbered_vars, gimple_referenced_vars,
8581 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8582 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8583 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8584 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8585 is_label_stmt, is_global_var, phi_ssa_name_p,
8586 factoring_name_p, is_call_clobbered, tree_common_ann,
8587 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8588 unmodifiable_var_p, array_ref_contains_indirect_ref,
8589 ref_contains_array_ref, lookup_subvars_for_var,
8590 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8591 gimple_mem_ref_stats): Likewise.
8592 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8593 may_aliases, is_exec_stmt, is_label_stmt,
8594 ref_contains_array_ref, array_ref_contains_indirect_ref,
8595 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8596 unmodifiable_var_p): Likewise.
8597 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8598 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8599 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8600 cst_and_fits_in_hwi, real_value_from_int_cst,
8601 build_real_from_int_cst, integer_zerop, integer_onep,
8602 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8603 tree_floor_log2, real_zerop, real_onep, real_twop,
8604 real_minus_onep, really_constant_p, purpose_member, chain_member,
8605 list_length, fields_length, int_size_in_bytes, bit_position,
8606 int_bit_position, byte_position, int_byte_position, expr_align,
8607 array_type_nelts, tree_node_structure,
8608 type_contains_placeholder_1, iterative_hash_pointer,
8609 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8610 tree_map_base_eq, type_hash_list, type_hash_eq,
8611 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8612 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8613 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8614 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8615 int_fits_type_p, get_containing_scope, decl_function_context,
8616 decl_type_context, omp_clause_operand_check_failed,
8617 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8618 * tree.h (omp_clause_operand_check_failed, tree_size,
8619 build_real_from_int_cst, array_type_nelts, purpose_member,
8620 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8621 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8622 is_attribute_p, check_qualified_type, expr_align,
8623 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8624 int_byte_position, list_length, fields_length, initializer_zerop,
8625 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8626 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8627 tree_node_structure, handled_component_p, get_containing_scope,
8628 decl_function_context, decl_type_context, real_zerop,
8629 type_num_arguments, fit_double_type, really_constant_p,
8630 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8631 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8632 real_twop, real_minus_onep, int_cst_value): Likewise.
8634 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8636 * cfglayout.c (insn_scope, insn_line): Constify.
8637 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8638 const_double_htab_hash, const_double_htab_eq,
8639 mem_attrs_htab_hash): Likewise.
8640 * loop-iv.c (biv_eq): Likewise.
8641 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8642 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8643 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8645 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8646 error_for_asm, warning_for_asm, _fatal_insn,
8647 _fatal_insn_not_found): Likewise.
8648 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8649 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8650 rtl_check_failed_type2, rtl_check_failed_code1,
8651 rtl_check_failed_code2, rtl_check_failed_code_mode,
8652 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8653 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8654 rtl_check_failed_type2, rtl_check_failed_code1,
8655 rtl_check_failed_code2, rtl_check_failed_code_mode,
8656 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8657 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8658 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8659 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8660 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8661 rtx_unstable_p, get_integer_term, get_related_value,
8662 offset_within_block_p, reg_mentioned_p, count_occurrences,
8663 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8664 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8665 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8666 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8667 find_constant_src, find_reg_fusage, find_regno_fusage,
8668 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8669 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8670 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8671 computed_jump_p, auto_inc_p, in_expr_list_p,
8672 remove_node_from_expr_list, loc_mentioned_in_p,
8673 label_is_jump_target_p, reversed_comparison_code_parts,
8674 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8675 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8676 print_inline_rtx): Likewise.
8677 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8678 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8679 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8680 get_integer_term, get_related_value, offset_within_block_p,
8681 count_occurrences, reg_mentioned_p, no_labels_between_p,
8682 reg_used_between_p, reg_referenced_p, single_set_2,
8683 multiple_sets, set_noop_p, refers_to_regno_p,
8684 reg_overlap_mentioned_p, dead_or_set_p,
8685 covers_regno_no_parallel_p, covers_regno_p,
8686 dead_or_set_regno_p, find_reg_note, find_regno_note,
8687 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8688 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8689 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8690 side_effects_p, may_trap_p_1, may_trap_p,
8691 may_trap_after_code_motion_p, may_trap_or_fault_p,
8692 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8693 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8694 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8695 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8696 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8698 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8699 warning_for_asm): Likewise.
8700 * tree.h (print_rtl): Likewise.
8701 * varasm.c (get_pool_mode): Likewise.
8703 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8706 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8707 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8708 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8709 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8710 * ddg.c (compare_sccs): Likewise.
8711 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8712 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8713 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8714 decimal_do_fix_trunc, decimal_real_to_integer,
8715 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8716 * dse.c (const_group_info_t): New.
8717 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8718 * dwarf2out.c (const_dw_die_ref): New.
8719 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8720 * tree-browser.c (TB_parent_eq): Likewise.
8721 * unwind-dw2-fde.c (__register_frame_info_bases,
8722 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8723 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8725 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8726 * unwind-dw2.c (uw_frame_state_for): Likewise.
8727 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8728 * value-prof.h (const_histogram_value): New.
8730 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8732 * config/mips/mips.c (machine_function): Add
8733 initialized_mips16_gp_pseudo_p.
8734 (mips16_gp_pseudo_reg): Do not emit the initialization of
8735 mips16_gp_pseudo_rtx when being called from the gimple cost-
8736 calculation routines; emit it on the first use outside those
8739 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8741 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8744 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8745 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8746 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8747 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8748 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8749 Preserve const-ness of parameters through use of __typeof(),
8750 also constify and tidy.
8752 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8753 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8754 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8755 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8756 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8757 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8758 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8759 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8760 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8762 2007-07-25 Julian Brown <julian@codesourcery.com>
8763 Mark Shinwell <shinwell@codesourcery.com>
8765 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8766 (alpha_mangle_type): This.
8767 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8768 (TARGET_MANGLE_TYPE): Define this instead.
8769 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8770 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8771 (arm_init_neon_builtins): Fix comment.
8772 (arm_mangle_map_entry): New.
8773 (arm_mangle_map): New.
8774 (arm_mangle_type): New.
8775 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8776 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8777 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8778 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8779 (TARGET_MANGLE_TYPE): Define this instead.
8780 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8781 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8782 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8783 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8784 (TARGET_MANGLE_TYPE): Define this instead.
8785 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8787 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8788 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8789 (TARGET_MANGLE_TYPE): Define this instead.
8790 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8791 (s390_mangle_type): This.
8792 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8793 (TARGET_MANGLE_TYPE): Define this instead.
8794 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8795 (sparc_mangle_type): This.
8796 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8797 (TARGET_MANGLE_TYPE): Define this instead.
8798 * cp/mangle.c (write_type): Call mangle_type target hook on all
8799 types before mangling. Use original type, not main variant, as
8801 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8802 (TARGET_MANGLE_TYPE): This.
8803 * target.h (gcc_target): Rename mangle_fundamental_type to
8805 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8806 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8808 2007-07-25 Julian Brown <julian@codesourcery.com>
8809 Paul Brook <paul@codesourcery.com>
8810 Joseph Myers <joseph@codesourcery.com>
8811 Mark Shinwell <shinwell@codesourcery.com>
8813 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8814 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8815 (with_fpu): Allow --with-fpu=neon.
8816 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8817 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8818 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8819 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8820 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8821 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8822 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8823 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8824 (output_move_neon): Add prototypes.
8825 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8826 (all_fpus): Add FPUTYPE_NEON.
8827 (fp_model_for_fpu): Add NEON field.
8828 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8829 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8831 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8833 (thumb2_legitimate_address_p): Likewise.
8834 (neon_valid_immediate): Recognize and prepare constants suitable for
8836 (neon_immediate_valid_for_move): New function. Recognize and prepare
8837 immediates for NEON move instructions.
8838 (neon_immediate_valid_for_logic): New function. Recognize and
8839 prepare immediates for NEON logic instructions.
8840 (neon_output_logic_immediate): New function. Create asm string
8841 suitable for outputting immediate logic instructions.
8842 (neon_pairwise_reduce): New function. Implement reduction using
8843 pairwise operations.
8844 (neon_expand_vector_init): New function. Expand a (possibly
8845 non-constant) vector initialization.
8846 (neon_vector_mem_operand): New function. Memory operands supported
8847 for quad-word loads/stores to/from ARM or NEON registers. Don't
8848 allow base+offset addressing for core regs.
8849 (neon_struct_mem_operand): New function. Valid mems for NEON
8851 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8852 from neon_vector_mem_operand addresses without a secondary register.
8853 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8854 (add_minipool_backward_ref): Likewise.
8855 (dump_minipool): Likewise.
8856 (push_minipool_fix): Likewise.
8857 (output_move_quad): New function. Output quad-word moves, loads and
8858 stores using ARM registers.
8859 (output_move_vfp): Add support for vectors in VFP (NEON) D
8861 (output_move_neon): Output a NEON load/store to/from a quadword
8863 (arm_print_operand): Implement new codes:
8864 - 'c' for unadorned integers (without a # sign).
8865 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8867 - 'e', 'f' for the low and high D parts of a NEON Q register.
8868 - 'q' outputs a NEON Q register.
8869 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8870 - 'T' prints NEON opcode features from a coded bitmask.
8871 - 'F' is similar to T, but signed/unsigned codes both print as
8873 - 't' is similar to T, but 'u' is printed instead of 'p'.
8874 - 'O' prints 'r' if NEON instruction should perform rounding (as
8875 specified by bitmask), else prints nothing.
8876 - '#' is a punctuation character to stop operand numbers from
8877 running together with following digits in the assembler
8878 strings for instructions (when using mode attributes).
8879 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8880 constant vectors in big-endian mode, where necessary.
8881 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8882 Handle EI, OI, CI, XI modes.
8883 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8884 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8885 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8886 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8887 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8889 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8890 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8891 to turn v8qi, etc. into bits defined above.
8892 (neon_itype): New enumeration. Classifications of NEON builtins.
8893 (neon_builtin_datum): Define struct. Contains information about
8894 a single builtin (with multiple modes).
8895 (CF): Define helper macro for...
8896 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8898 (neon_builtin_data): New array. Define information about builtins
8899 for use during initialization/expansion.
8900 (arm_init_neon_builtins): New function.
8901 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8903 (neon_builtin_compare): New function.
8904 (locate_neon_builtin_icode): New function. Find an insn code for a
8905 builtin given a function code for that builtin. Also return type of
8906 builtin (NEON_BINOP, NEON_UNOP etc.).
8907 (builtin_arg): New enumeration. Types of arguments for builtins.
8908 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8909 Takes a variable argument list of builtin_arg types, terminated by
8911 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8912 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8913 (neon_emit_pair_result_insn): New function. Support returning pairs
8914 of vectors via a pointer.
8915 (neon_disambiguate_copy): New function. Set up operands for a
8916 multi-word copy such that registers do not get clobbered.
8917 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8918 ARM_BUILTIN_NEON_BASE.
8919 (arm_file_start): Set float-abi attribute for NEON.
8920 (arm_vector_mode_supported_p): Enable NEON vector modes.
8921 (arm_mangle_map_entry): New.
8922 (arm_mangle_map): New.
8923 (arm_mangle_vector_type): New.
8924 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8926 (TARGET_NEON): New macro. Target supports NEON.
8927 (fputype): Add FPUTYPE_NEON.
8928 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8929 for vectorization based on command-line arg.
8930 (NEON_REGNO_OK_FOR_NREGS): Define.
8931 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8932 (VALID_NEON_STRUCT_MODE): Define.
8933 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8934 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8935 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8936 (consttable_16): Add pattern for outputting 16-byte minipool
8938 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8940 (vec-common.md, neon.md): Include md files.
8941 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8942 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8943 (memory_constraint "Ut", "Un", "Us"): Define.
8944 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8945 (MMX_char): New mode attribute.
8946 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8947 (*add<mode>3_iwmmxt): New insn pattern.
8948 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8949 (*sub<mode>3_iwmmxt): New insn pattern.
8950 (mulv4hi3): Rename to...
8951 (*mulv4hi3_iwmmxt): This.
8952 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8953 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8954 (uminv4hi3, uminv2si3): Remove. Replace with...
8955 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8956 (*umin<mode>3_iwmmxt): These.
8957 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8958 (ashr<mode>3_iwmmxt): This new pattern.
8959 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8960 (lshr<mode>3_iwmmxt): This new pattern.
8961 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8962 (ashl<mode>3_iwmmxt): This new pattern.
8963 * config/arm/neon-docgen.ml: New file. Generate documentation for
8965 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8966 * config/arm/arm_neon.h: New (autogenerated).
8967 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8969 * config/arm/neon.md: New file. Define NEON instructions.
8970 * config/arm/neon.ml: New file. Abstract description of NEON
8971 instructions, used to generate arm_neon.h header, documentation and
8973 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8974 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8976 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8978 (ARM NEON Intrinsics): New subsection.
8979 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8981 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8983 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8986 2007-07-24 Jan Hubicka <jh@suse.cz>
8988 * regclass.c (move_table): New type.
8989 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8990 (init_move_cost): Break out from ...
8991 (init_reg_sets_1): ... here; simplify computation of
8992 have_regs-of_mode and contains_reg_of_mode.
8993 (record_reg_classes): Unswitch internal loops.
8994 (copy_cost): Trigger lazy initialization of move cost
8995 (record_address_regs): Likewise.
8997 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8999 * config/darwin.c (darwin_override_options): Don't force on
9000 flag_var_tracking_uninit when no debug info is requested.
9002 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
9004 * cfgloop.c (init_loops_structure): New function.
9005 (flow_loops_find): Create root of the loop tree unconditionally.
9007 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
9009 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
9011 2007-07-24 Jan Hubicka <jh@suse.cz>
9013 * caller-save.c: Include ggc.h, gt-caller-save.h
9014 (reg_save_code, reg_restore_code): Rename to ...
9015 (cached_reg_save_code, cached_reg_restore_code): ... those.
9016 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
9017 (reg_save_code, reg_restore_code): New functions.
9018 (init_caller_save): Do not intialize
9019 reg_save_code/reg_restore_code tables.
9020 * Makefile.in: (gt-caller-save.h): New.
9022 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9024 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
9025 with the mode of the original operand instead of
9028 2007-07-23 Jan Hubicka <jH@suse.cz>
9030 * i386.c (ix86_secondary_memory_needed): Break out to...
9031 (inline_secondary_memory_needed): ... here.
9032 (ix86_memory_move_cost): Break out to ...
9033 (inline_memory_move_cost): ... here; add support for IN value of 2 for
9034 maximum of input and output; fix handling of Q_REGS on 64bit.
9035 (ix86_secondary_memory_needed): Microoptimize.
9037 2007-07-23 Sebastian Pop <sebpop@gmail.com>
9039 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
9040 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
9041 stmts_from_loop, known_dependences_p, build_rdg): New.
9042 * tree-data-ref.h: Depends on graphds.h.
9043 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
9044 (build_rdg): Declared.
9045 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
9047 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
9049 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
9052 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
9053 Jakub Jelinek <jakub@redhat.com>
9055 PR middle-end/PR28690
9056 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
9058 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
9059 and MEM_POINTER operands over REG and MEM operands.
9060 (swap_commutative_operands_p): Change return value to bool.
9061 * rtl.h: Update the corresponding prototype.
9062 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
9063 instead of gen_rtx_PLUS.
9064 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
9065 value to bool. Change function arguments to rtx's and update code
9067 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
9068 calls to match the new declaration.
9069 * simplify-rtx.c (simplify_associative_operation): Don't
9070 reorder simplify_binary_operation arguments.
9072 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9074 * config/mips/mips.c (override_options): Use mips_costs to derive
9075 the default branch cost.
9076 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
9078 * config/mips/mips.opt (mbranch-cost=): New option.
9079 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
9081 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9083 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
9084 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
9085 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
9086 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
9088 2007-07-23 Richard Sandiford <richard@codesourcery.com>
9090 * config/mips/constraints.md (ks): New constraint.
9091 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
9092 (*add<mode>3_mips16): ...here.
9094 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
9096 * optabs.h (enum optab_index): Add new OTI_signbit.
9097 (signbit_optab): Define corresponding macro.
9098 (enum insn_code signbit_optab[]): Remove array.
9099 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
9100 (expand_copysign_absneg): If back end provides signbit insn, use it
9101 instead of bit operations on floating point argument.
9102 * builtins.c (enum insn_code signbit_optab[]): Remove array.
9103 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
9104 for availability of signbit insn.
9106 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
9107 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
9108 SSE mode is not active.
9109 (isinf<mode>2): Disable for mfpmath=sse,387.
9111 2007-07-22 Ben Elliston <bje@au.ibm.com>
9113 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
9115 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
9117 2007-07-20 Richard Guenther <rguenther@suse.de>
9119 * tree-cfg.c (verify_expr): COND_EXPRs can have any
9120 integral typed condition.
9121 * tree-ssa.c (useless_type_conversion_p): Do not preserve
9122 booleanness. Only preserve conversions from a non-base
9123 type to a base type, not in general between types with
9124 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
9125 * tree.def (COND_EXPR): Document that the condition
9126 can be of any integral type.
9128 2007-07-20 Nigel Stephens <nigel@mips.com>
9129 Richard Sandiford <richard@codesourcery.com>
9131 * config/mips/mips.h (mips_dwarf_regno): Declare.
9132 (DBX_REGISTER_NUMBER): Remove redundant brackets.
9133 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
9134 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
9135 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
9136 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9137 (REG_CLASS_NAMES): Update accordingly.
9138 * config/mips/mips.c (mips_dwarf_regno): New array.
9139 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
9140 (mips_subword): Remove special handling for accumulator registers.
9141 (override_options): Initiailize mips_dwarf_regno. Remove use
9143 (mips_swap_registers): New function.
9144 (mips_conditional_register_usage): Swap accumulator registers
9145 around if TARGET_LITTLE_ENDIAN.
9146 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
9147 * config/mips/constraints.md (h, l): Use the endianness to choose
9148 between MD0_REG and MD1_REG.
9149 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
9150 alternative-dependent template.
9152 2007-07-20 Richard Sandiford <richard@codesourcery.com>
9154 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
9157 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9159 * function.c (thread_prologue_and_epilogue_insns): Fix exit
9160 predecessor fallthru flags.
9162 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
9164 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
9165 of compare to the same type.
9166 * cfgloopmanip.c (add_loop): Update information about loop exits.
9167 (loop_version): Remove the innermost loop requirement.
9168 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
9169 to sizetype for pointers.
9171 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
9173 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
9174 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
9175 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
9177 * config/dfp-bit.c: Empty for TFmode conversions.
9179 2007-07-18 Caroline Tice <ctice@apple.com>
9181 * var-tracking.c (find_src_status): Check for COND_EXEC insns
9182 and handle them correctly; check that src is not NULL before
9184 (find_src_set_src): Likewise.
9186 2007-07-18 Bob Wilson <bob.wilson@acm.org>
9188 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
9189 (struct alignment_context, init_alignment_context): New.
9190 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
9191 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
9192 (XCHAL_HAVE_S32C1I): Likewise.
9193 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
9194 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
9195 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
9196 (ATOMIC, HQI): New macros.
9197 (memory_barrier, *memory_barrier): New.
9198 (sync_lock_releasesi): New.
9199 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
9200 (sync_lock_test_and_set<mode>): New.
9201 (sync_<atomic><mode>): New.
9202 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
9203 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
9204 (xtensa_expand_atomic): New.
9206 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9210 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
9211 transformation for builtin ISNORMAL.
9212 (expand_builtin): Handle BUILT_IN_ISNORMAL.
9213 * builtins.def (BUILT_IN_ISNORMAL): New.
9214 * doc/extend.texi: Document isnormal.
9216 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9220 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
9221 optabs infrastructure. Provide generic implementation for
9223 (expand_builtin): Handle FINITE/ISFINITE.
9224 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
9225 (fold_builtin_1): Likewise.
9227 * builtins.def (BUILT_IN_ISFINITE): New.
9229 * doc/extend.texi: Document isfinite.
9231 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9236 * builtins.c (expand_builtin_interclass_mathfn): Provide a
9237 generic fallback for isinf.
9238 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
9239 calculation code ...
9240 * real.c (get_max_float): ... to here.
9241 * real.h (get_max_float): New.
9243 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9247 * builtin-attrs.def (ATTR_TYPEGENERIC,
9248 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
9250 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
9251 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
9252 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
9253 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
9255 * c-common.c (handle_type_generic_attribute): New.
9256 (c_common_attribute_table): Add "type generic".
9258 * c-typeck.c (convert_arguments): Handle "type generic" functions.
9260 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
9262 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
9263 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
9266 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
9269 * config/cris/cris.c (cris_print_index): Don't use XEXP before
9270 checking that the operand is an expression.
9272 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
9273 Danny Smith <dannysmith@users.sourceforge.net>
9276 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
9277 file mapping object in local namespace if Windows version later
9280 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9282 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
9283 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
9284 arm_cannot_force_const_mem.
9285 (arm_cannot_force_const_mem): New function.
9286 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
9287 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
9288 of arm_tls_referenced_p.
9289 * config/arm/arm.md (movsi): Split out-of-section constants when
9290 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
9291 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
9293 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9295 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
9297 2007-07-18 Richard Sandiford <richard@codesourcery.com>
9299 * config/mips/mips.md (*extendqihi2): Convert the destination
9302 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9304 * config/pa/fptr.c: Update license header.
9305 * config/pa/milli64.S: Likewise.
9307 2007-07-17 Nick Clifton <nickc@redhat.com>
9309 * COPYING_v3: New file. Contains version 3 of the GNU General
9311 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
9312 Lesser General Public License.
9313 * doc/include/gpl_v3.texi: New file. Contains version 3 of
9314 the GNU General Public License.
9316 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
9318 PR rtl-optimization/32773
9319 * cfglayout.c (force_one_exit_fallthru): New function.
9320 (cfg_layout_finalize): Use it.
9322 2007-07-16 Richard Guenther <rguenther@suse.de>
9323 Uros Bizjak <ubizjak@gmail.com>
9325 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
9326 before forcing it to gimple operand.
9328 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9329 David Ung <davidu@mips.com>
9331 * config/mips/mips.h (TUNE_24K): Define.
9332 (TUNE_MACC_CHAINS): Add TUNE_24K.
9333 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
9335 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
9336 (r74k_int_madd): .. this new reservation.
9337 (define_bypass): Fixed bypasses for r74k_int_madd to use
9339 * config/mips/24k.md (define_bypass): Define new
9340 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
9342 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
9343 Nigel Stephens <nigel@mips.com>
9345 * config/mips/mips.md: Include 20kc.md.
9346 * config/mips/20kc.md: New file.
9347 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9348 (mips_adjust_cost): Tweak for 20Kc.
9349 (mips_issue_rate): Likewise.
9350 * config/mips/mips.h (TUNE_20KC): Define.
9352 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9354 * config/rs6000/rs6000.c (struct processor_cost): Add
9355 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9357 (*_cost): Add cache information.
9358 (rs6000_override_options): Set cache parameters.
9360 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9363 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9364 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9366 2007-07-16 Paul Brook <paul@codesourcery.com>
9369 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9370 (cirrus_thumb2_movsi_insn): Ditto.
9372 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9374 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9377 2007-07-15 Andrew Haley <aph@redhat.com>
9379 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9380 before looking in the context.
9382 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9386 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9387 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9388 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9389 (pa_output_function_prologue): Use rp_saved and
9390 current_function_is_leaf to generate .CALLINFO statement.
9391 (hppa_expand_prologue): Set rp_saved.
9392 (hppa_expand_epilogue): Use rp_saved.
9393 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9394 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9396 2007-07-14 Dirk Mueller <dmueller@suse.de>
9398 * omega.c (coalesce): Fix memory leak on early exit.
9399 * matrix-reorg.c (check_allocation_function): Likewise.
9400 * tree-vect-transform.c (vect_get_new_vect_var): free result
9402 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9403 pass pointer to edge vector
9404 (partition_hot_cold_basic_blocks): Fix memory leak.
9405 * collect2.c (prefix_from_string): Free temporary storage.
9406 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9408 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9410 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9411 (DO_GLOBAL_DTORS_BODY): Likewise.
9413 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9414 Nigel Stephens <nigel@mips.com>
9416 * config/mips/mips.c (mips_classify_symbol): Don't return
9417 SYMBOL_SMALL_DATA for constant pool addresses if
9418 TARGET_EMBEDDED_DATA is true.
9420 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9422 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9423 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9424 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9425 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9426 __builtin_ia32_storehps, __builtin_ia32_storelps,
9427 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9428 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9429 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9430 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9431 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9432 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9433 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9434 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9435 using def_builtin_const.
9437 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9439 PR tree-optimization/32705
9440 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9441 (simplify_binary_expression): Use SSA_VAL consistently.
9443 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9445 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9446 (SPEFSCR_REGNO): Delete definition.
9447 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9448 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9449 * config/rs6000/rs6000.h: Do not define *_REGNO.
9450 LINK_REGISTER_REGNUM -> LR_REGNO.
9451 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9452 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9453 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9454 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9455 R_VRSAVE, R_VSCR. Use them.
9456 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9457 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9458 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9459 * config/rs6000/aix.h: Define R_LR. Use it.
9461 2007-07-13 Caroline Tice <ctice@apple.com>
9463 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9464 flag_var_tracking is explicitly turned off (i.e. when variable
9465 tracking is not feasible); otherwise, turn flag_var_tracking on when
9466 flag_var_tracking_uninit is on.
9467 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9468 note definitions, to allow recording of initialization status in the
9470 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9471 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9472 determine if two note locations are equal.
9473 (output_loc_list): Don't output list entries whose start & end labels
9475 (reg_loc_descriptor): Add parameter for initialization status; pass it
9476 to other loc descriptor functions.
9477 (one_reg_loc_descriptor): Add parameter for initialization status;
9478 check its value and add DW_OP_GNU_uninit to returned loc descr if
9480 (multiple_reg_loc_descriptor): Add parameter for initialization
9482 pass init status argument to other loc descriptor functions; check
9483 value of intialization parameter and add DW_OP_GNU_uninit to returned
9484 loc descr if appropriate.
9485 (based_loc_descr): Add parameter for initialization status; add new
9486 variable for return value; check value of initialization parameter and
9487 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9488 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9489 pass init status argument to other loc descriptor functions; check
9490 value of intialization parameter and add DW_OP_GNU_uninit to returned
9491 loc descr if appropriate.
9492 (mem_loc_descriptor): Likewise.
9493 (concat_loc_descriptor): Likewise.
9494 (concatn_loc_descriptor): Likewise.
9495 (loc_descriptor): Add parameter for initialization status; pass it as
9496 argument to other loc descriptor function calls.
9497 (loc_descriptor_from_tree_1): Add appropriate initialization status
9498 to loc descriptor function calls.
9499 (add_location_or_const_value_attribute): Get initialization status
9500 from VAR_LOCATION note; add initialization status to loc descriptor
9502 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9503 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9504 status is uninitialized, add "[uninint]" to output.
9505 * common.opt (fvar-tracking-uninit): New option, similar to
9506 fvar-tracking, to turn on tracking of uninitialized variables; creates
9507 a new global flag, flag_var_tracking_uninit.
9508 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9509 (enum var_init_status): New type, for var initialization status field.
9510 * var-tracking.c (struct location_chain_def): Two new fields, init,
9511 for initialization status, and set_src for the assignment value expr.
9512 (unshare_variable): New parameter for initialization status;
9513 initialize new init and set_src fields.
9514 (var_reg_set): New parameters for initialization status and value;
9515 pass them to set_variable_part.
9516 (var_mem_set): Likewise.
9517 (get_init_value): New function.
9518 (var_reg_delete_and_set): New initialization status & value
9519 parameters; add call to get_init_value if status is unknown; pass new
9520 parameters to clobber_variable_part and var_reg_set.
9521 (var_mem_delete_and_set): Likewise.
9522 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9523 (var_mem_delete): Likewise.
9524 (variable_union): Pass status to unshare_variable; initialize new init
9525 and set_src fields. If flag_var_tracking_uninit is not set, force
9526 status to initialized.
9527 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9528 used later to get the set_src value.
9529 (find_src_status): New function.
9530 (find_src_set_src): New function.
9531 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9532 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9533 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9534 and var_mem_delete_and_set.
9535 (dump_variable): Print out "[uninit]" if appropriate.
9536 (set_variable_part): Add new initialization and set_src parameters;
9537 pass status to unshare_variable; set node->init and node- >set_src
9538 fields and modify slot in hash table appropriately; save the init and
9539 set_src values if appropriate and assign to the new node.
9540 (clobber_variable_part): New set_src parameter; if two nodes have
9541 same variable and same location but different set_src (assignment)
9542 values, clobber old node.
9543 (delete_variable_part): Pass init status to unshare_variable.
9544 (emit_note_insn_var_location): Add initialized var; assign var's init
9545 status to new 'initialized'; pass new init status field to calls to
9546 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9547 status to initialized.
9548 (emit_notes_in_bb): Pass initialization status to calls to
9549 var_reg_set, var_mem_set, var_reg_delete_and_set and
9550 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9551 var_reg_delete_and_set and var_mem_delete_and_set; call
9552 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9553 make up for change in add_stores.
9554 (vt_add_function_parameters): Add status to calls to
9556 * config/darwin.c (darwin_override_options): Turn on uninitialized
9557 tracking automatically, if var_tracking is on and the system is
9560 2007-07-13 Sa Liu <saliu@de.ibm.com>
9562 * config.gcc: Add options for arch and tune on SPU.
9563 * config/spu/predicates.md: Add constant operands 0 and 1.
9564 * config/spu/spu-builtins.def: Add builtins for double precision
9565 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9566 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9568 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9570 * config/spu/spu-protos.h: Add new function prototypes.
9571 * config/spu/spu.c (spu_override_options): Check options -march and
9573 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9574 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9576 (spu_const_from_int): New. Create a vector constant from 4 ints.
9577 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9578 (spu_emit_vector_compare): New. Emit vector compare.
9579 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9580 * config/spu/spu.h: Add options -march and -mtune. Define processor
9581 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9582 CANONICALIZE_COMPARISON.
9583 * config/spu/spu.md: Add new insns for double precision compare
9584 and double precision vector compare. Add vcond and smax/smin patterns
9585 to enable DFmode vector conditional expression.
9586 * config/spu/spu.opt: Add options -march and -mtune.
9587 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9588 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9589 both CELL and CELLEDP targets: spu_testsv.
9590 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9593 2007-07-13 Richard Guenther <rguenther@suse.de>
9595 PR tree-optimization/32721
9596 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9597 TREE_THIS_VOLATILE on the folded reference.
9598 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9599 if the array reference has TREE_THIS_VOLATILE set.
9601 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9604 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9606 2007-07-13 Andreas Schwab <schwab@suse.de>
9608 * gengtype-lex.l: Allow declarations to be indented.
9610 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9612 * ginclude/tgmath.h: New.
9613 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9614 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9615 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9616 * configure: Regenerate.
9618 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9620 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9621 correct index when setting register save state for xd
9624 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9626 * config/sh/sh.c (mark_use): Remove.
9628 2007-07-12 Paul Brook <paul@codesourcery.com>
9630 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9631 reg does not overlap return value.
9633 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9635 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9636 (set_expression_vuses): Ditto.
9637 (init_pre): Initialize expression_vuses.
9639 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9641 * config/i386/sse.md (storentdf, storentsf): New.
9643 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9645 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9647 * tree.c (build_decl_stat): Move code from here...
9648 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9649 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9650 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9651 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9652 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9655 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9656 Devang Patel <dpatel@apple.com>
9658 PR tree-optimization/25413
9659 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9660 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9661 * tree.h (contains_packed_reference): New.
9662 * expr.c (contains_packed_reference): New.
9663 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9664 (vect_enhance_data_refs_alignment): Call
9665 vector_alignment_reachable_p.
9666 * target.h (vector_alignment_reachable): New builtin.
9667 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9668 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9669 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9671 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9673 * target.h (builtin_vectorization_cost): Add new target builtin.
9674 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9675 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9676 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9677 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9678 uninitialized variables.
9679 * tree-vect-transform.c (cost_for_stmt): New function.
9680 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9681 using cost 1 for all scalar stmts. Be less conservative when
9682 estimating the number of prologue/epulogue iterations. Call
9683 targetm.vectorize.builtin_vectorization_cost. Return
9684 min_profitable_iters-1.
9685 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9686 initialization cost instead of TARG_VEC_STMT_COST. Use
9687 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9688 epilogue code. Fix epilogue cost computation.
9689 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9690 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9691 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9692 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9693 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9694 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9696 2007-07-12 Richard Guenther <rguenther@suse.de>
9698 * gimplify.c (gimplify_conversion): Make sure that the result
9699 from maybe_fold_offset_to_reference is trivially convertible
9700 to the desired type before doing the simplification.
9701 (gimplify_expr): Likewise.
9702 * fold-const.c (fold_binary): Use the correct types for
9703 building the simplified expression.
9705 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9707 PR rtl-optimization/32729
9708 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9709 that fallthru to exit.
9711 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9713 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9714 (symDTPOFF2reg): Likewise.
9716 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9718 PR tree-optimization/32663
9720 * tree.h (VALUE_HANDLE_VUSES): Remove.
9721 (struct tree_value_handle): Remove vuses.
9723 * tree-vn.c (create_value_handle_for_expr): Don't set
9726 * tree-ssa-pre.c (expression_vuses): New.
9727 (alloc_expression_id): Set up expression_vuses.
9728 (get_expression_vuses): New.
9729 (set_expression_vuses): Ditto.
9730 (clear_expression_ids): Modify for expression_vuses.
9731 (phi_translate_1): Ditto.
9732 (phi_translate_set): Ditto.
9733 (value_dies_in_block_x): Ditto
9734 (valid_in_sets): Ditto.
9735 (add_to_sets): Ditto.
9736 (find_existing_value_expr): Ditto.
9737 (create_value_handle_for_expr): Ditto.
9738 (make_values_for_stmt): Ditto.
9739 (vuse_equiv): Remove.
9741 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9743 * Makefile.in (mostlyclean): Remove object files.
9745 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9747 * toplev.c (no_new_pseudos): Deleted.
9748 * rtl.h (no_new_pseudos): Deleted.
9749 * tree-pass.h (pass_no_new_pseudos): Deleted.
9750 * passes.c (pass_no_new_pseudos): Deleted.
9751 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9752 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9753 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9755 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9756 * rtlhooks.c (gen_lowpart_general): Ditto.
9757 * optabs.c (prepare_operand): Ditto.
9758 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9760 * modulo-sched.c (rest_of_handle_sms): Ditto.
9761 * see.c (rest_of_handle_see): Ditto.
9762 * ifcvt.c (if_convert): Ditto.
9763 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9765 * init-regs.c (gate_initialize_regs): Deleted set of
9767 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9768 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9769 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9771 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9774 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9775 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9776 (*vec_extractv2di_1_rex64): New insn pattern.
9778 2007-07-11 David Daney <ddaney@avtrex.com>
9780 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9781 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9782 for SIGNAL_UNWIND_RETURN_COLUMN.
9783 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9784 (DWARF_FRAME_REGNUM): Rewrite.
9785 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9787 2007-07-11 Nick Clifton <nickc@redhat.com>
9789 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9790 delta and use gen_int_mode in place of GET_INT instead.
9792 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9794 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9797 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9799 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9800 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9802 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9803 (USE_CANONICAL_TYPES): New.
9804 * doc/invoke.texi (verify-canonical-types): Remove.
9805 (use-canonical-types): Add.
9807 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9809 * config/spu/spu.c (spu_optimization_options): Remove setting of
9810 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9811 (spu_override_options): Move it here.
9813 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9815 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9816 * config/mips/mips.c (mips_cpu_info_table): Mention
9817 MIPS_ISA_LEVEL_SPEC in the comment.
9819 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9821 PR tree-optimization/32713
9822 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9824 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9827 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9828 conditional to flag_isoc99.
9829 (c_common_init_options): Do it here, unconditionally.
9831 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9833 PR tree-optimization/32589
9834 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9835 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9836 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9837 predicate, extracted from...
9838 (set_rhs): ...here. Call it for the expression on entry.
9839 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9840 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9841 (simplify_binary_expression): Use valid_gimple_expression_p
9842 to validate the simplification.
9843 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9845 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9847 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9848 DWARF2_DEBUG on 32 bit target too.
9849 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9851 2007-07-11 Nick Clifton <nickc@redhat.com>
9853 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9854 version for 64-bit hosts.
9856 2007-07-10 David Daney <ddaney@avtrex.com>
9858 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9860 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9862 * config/mips/mips.c (mips_expand_synci_loop): New function.
9863 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9864 (UNSPEC_RDHWR): Same.
9865 (UNSPEC_SYNCI): Same.
9866 (UNSPEC_SYNC): Same.
9867 (clear_cache): New expand.
9871 (clear_hazard): Same.
9872 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9874 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9875 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9877 2007-07-10 Ian Lance Taylor <iant@google.com>
9879 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9882 2007-07-10 David Daney <ddaney@avtrex.com>
9884 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9885 * builtins.c (expand_builtin___clear_cache): New function.
9886 (expand_builtin): Call expand_builtin___clear_cache for
9887 BUILT_IN_CLEAR_CACHE case.
9888 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9889 * doc/md.texi (clear_cache): Document new instruction pattern.
9890 * testsuite/gcc.dg/builtins-64.c: New test.
9892 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9894 * config/cris/cris.md ("movsi"): Fix typo in last change.
9896 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9899 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9901 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9902 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9903 for FUNCTION_DECLs. Don't use align_functions_log if
9905 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9906 even for FUNCTION_DECLs.
9907 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9909 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9910 (DECL_FUNCTION_CODE): Update for new location and name of
9912 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9913 (struct tree_decl_common): Move 'align' and 'off_align' out
9914 of union, ensure they're still on a 32-bit boundary. Remove
9915 other fields in union 'u1'.
9916 (struct tree_function_decl): Add field 'function_code' replacing
9917 'u1.f' in tree_decl_common.
9918 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9919 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9920 (Variable Attributes): Cross-reference 'aligned' attribute
9921 to Function Attributes.
9922 * flags.h (force_align_functions_log): Delete.
9923 * toplev.c (force_align_functions_log): Delete.
9925 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9928 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9929 (*vec_concatv2di_rex): New insn pattern.
9931 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9934 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9936 2007-07-10 Ian Lance Taylor <iant@google.com>
9938 Replace no_new_pseudos in backends.
9939 * rtl.h (can_create_pseudo_p): Define.
9940 * config/darwin.c (machopic_indirect_data_reference): Use
9941 can_create_pseudo_p () instead of no_new_pseudos.
9942 (machopic_indirect_data_reference): Likewise.
9943 (machopic_legitimize_pic_address): Likewise.
9944 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9945 (alpha_emit_set_const_1): Likewise.
9946 (alpha_emit_set_const): Likewise.
9947 (alpha_emit_conditional_move): Likewise.
9948 (alpha_split_conditional_move): Likewise.
9949 * config/alpha/alpha.md (various splitters): Likewise.
9951 * config/arm/arm.c (legitimize_pic_address): Likewise.
9952 (arm_load_pic_register): Likewise.
9953 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9954 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9955 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9956 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9957 * config/cris/cris.md (movsi): Likewise.
9958 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9959 (symGOTOFF2reg_hilo): Likewise.
9960 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9961 * config/h8300/h8300.md (insv, extzv): Likewise.
9962 * config/i386/i386.c (ix86_expand_move): Likewise.
9963 (ix86_expand_vector_move): Likewise.
9964 (ix86_prepare_fp_compare_args): Likewise.
9965 (ix86_expand_carry_flag_compare): Likewise.
9966 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9967 (tls_dynamic_gnu2_combine_32): Likewise.
9968 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9969 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9970 (ia64_expand_movxf_movrf): Likewise.
9971 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9972 (m32c_split_move): Likewise.
9973 (m32c_expand_insv): Likewise.
9974 * config/m68k/m68k.md (movsi): Likewise.
9975 * config/mips/mips.c (mips_force_temporary): Likewise.
9976 (mips_split_symbol): Likewise.
9977 (mips_move_integer): Likewise.
9978 (mips_legitimize_const_move): Likewise.
9979 * config/mn10300/mn10300.md (movsi): Likewise.
9980 * config/pa/pa.c (emit_move_sequence): Likewise.
9981 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9982 (rs6000_got_register): Likewise.
9983 (create_TOC_reference): Likewise.
9984 (rs6000_machopic_legitimize_pic_address): Likewise.
9985 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9986 (various splitters): Likewise.
9987 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9988 (movsi_got): Likewise.
9989 * config/s390/s390.c (emit_symbolic_move): Likewise.
9990 * config/s390/s390.md (movhi, movqi): Likewise.
9991 (load_multiple, store_multiple): Likewise.
9992 * config/score/score.c (score_force_temporary): Likewise.
9993 * config/sh/sh.c (prepare_move_operands): Likewise.
9994 (prepare_cbranch_operands): Likewise.
9995 (emit_fpu_switch): Likewise.
9996 (fpscr_set_from_mem): Likewise.
9997 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9998 (adddi3, subsi3): Likewise.
9999 (various splitters): Likewise.
10000 (divsi_inv_fp_combine): Likewise.
10001 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
10002 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
10004 * config/sh/predicates.md (xor_operand): Likewise.
10005 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
10006 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
10007 (movdi_pic_label_ref): Likewise.
10008 * config/spu/spu.c (spu_split_immediate): Likewise.
10009 * config/alpha/alpha.md (various splitters): Remove test
10010 !no_new_pseudos || reload_completed.
10011 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
10013 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10014 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
10015 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
10016 * config/score/score.c (th_output_mi_thunk): Likewise.
10017 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10018 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10020 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
10022 PR rtl-optimization/32664
10023 * mode-switching.c (create_pre_exit): Skip barrier insns.
10025 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10027 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
10028 force_gimple_operand_bsi.
10029 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
10030 rewrite_use_compare): Ditto.
10031 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
10033 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
10034 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
10035 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
10036 * tree-profile.c (prepare_instrumented_value,
10037 tree_gen_interval_profiler, tree_gen_pow2_profiler,
10038 tree_gen_one_value_profiler, tree_gen_ic_profiler,
10039 tree_gen_ic_func_profiler, tree_gen_average_profiler,
10040 tree_gen_ior_profiler): Ditto.
10041 * tree-ssa-reassoc.c (negate_value): Ditto.
10042 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
10043 Use force_gimple_operand_bsi.
10044 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
10045 * tree-if-conv.c (add_to_dst_predicate_list,
10046 find_phi_replacement_condition): Ditto.
10047 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
10048 Call mark_symbols_for_renaming for new statements.
10049 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
10051 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
10053 * cfghooks.c (remove_edge): New function.
10054 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
10056 * cfghooks.h (remove_edge): Declare.
10057 * cfg.c (remove_edge): Renamed to remove_edge_raw.
10058 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
10060 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
10062 * optabs.h: Added declaration for signbit_optab.
10063 * optabs.c: (init_optabs): Added initialization for signbit_optab.
10064 * genoptinit.c (optabs): Added entry for signbit insns.
10065 * builtins.c (expand_builtin_signbit): Added code to use a signbit
10066 insn, if available.
10067 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
10068 * config/s390/s390.md (signbit<mode>2): New expander.
10070 2007-07-09 Richard Guenther <rguenther@suse.de>
10072 PR middle-end/32698
10073 * fold-const.c (fold_plusminus_mult_expr): Move constant
10074 arguments second to allow decomposing.
10076 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
10079 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10081 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10082 Disregard DECL_FROM_INLINE.
10084 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10087 * doc/invoke.texi: Add ftree-reassoc flag.
10088 * common.opt (ftree-reassoc): New flag.
10089 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
10090 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
10092 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
10094 PR tree-optimization/32681
10095 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
10096 saved in second_edge->aux when first_bb is a loop header.
10098 2007-07-09 Jan HUbicka <jh@suse.cz>
10100 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
10102 2007-07-09 Richard Guenther <rguenther@suse.de>
10104 * c-decl.c (start_function): Do not promote return type.
10106 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
10108 * function.c (do_warn_unused_parameter): Do not warn if
10109 TREE_NO_WARNING is set.
10111 2007-07-08 Andreas Schwab <schwab@suse.de>
10113 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10115 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
10118 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10120 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10121 apply to assembly language, too.
10122 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10124 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
10126 Revert (note the sccvn portions are *not* reverted)
10127 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10129 Fix PR tree-optimization/23488
10131 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10133 * tree-flow-inline.h (get_value_handle): Ditto.
10134 * tree-ssa-pre.c (decl_vh_map): New.
10135 (decl_node_pool): New.
10136 (can_value_number_operation): Support DECL_P.
10137 (can_PRE_operation): Ditto.
10138 (create_expression_by_pieces): Ditto.
10139 (find_existing_value_expr): Modify to differnetiate between
10140 addressing and top level.
10141 (create_value_handle_for_expr): Handle DECL's.
10142 (poolify_tree): Ditto.
10143 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10144 (make_values_for_stmt): Handle DECL's properly.
10145 (init_pre): Reorg to not init useless things during FRE.
10147 * tree-flow.h: Include pointer-set.h.
10148 (decl_vh_map): Declare.
10149 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10151 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
10153 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
10154 the constraint description.
10155 * doc/md.texi: Update documentation of AVR constraints.
10157 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
10159 * auto-inc-dec.c, config/arm/arm.c,
10160 config/m32r/constraints.md, config/mips/mips.md,
10161 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
10162 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
10163 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
10164 typos. Follow spelling conventions.
10165 * doc/invoke.texi, doc/rtl.texi: Fix typos.
10167 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
10168 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
10170 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
10171 realloc_vuse): Remove.
10172 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
10175 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
10177 Fix PR tree-optimization/23488
10179 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
10180 (try_to_simplify): Ditto.
10181 (visit_use): Ditto.
10182 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
10184 * tree-flow-inline.h (get_value_handle): Ditto.
10185 * tree-ssa-pre.c (decl_vh_map): New.
10186 (decl_node_pool): New.
10187 (can_value_number_operation): Support DECL_P.
10188 (can_PRE_operation): Ditto.
10189 (create_expression_by_pieces): Ditto.
10190 (find_existing_value_expr): Modify to differnetiate between
10191 addressing and top level.
10192 (create_value_handle_for_expr): Handle DECL's.
10193 (poolify_tree): Ditto.
10194 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
10195 (make_values_for_stmt): Handle DECL's properly.
10196 (init_pre): Reorg to not init useless things during FRE.
10198 * tree-flow.h: Include pointer-set.h.
10199 (decl_vh_map): Declare.
10200 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
10202 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
10204 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
10205 apply to assembly language, too.
10206 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
10208 2007-07-06 Ian Lance Taylor <iant@google.com>
10209 Zack Weinberg <zackw@panix.com>
10211 PR middle-end/32441
10212 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
10214 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10216 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
10217 (prefetch): Likewise if "pref" would be used.
10219 2007-07-06 Josh Conner <jconner@apple.com>
10221 PR middle-end/32602
10222 PR middle-end/32603
10223 * calls.c (store_one_arg): Handle arguments which are partially
10224 on the stack when detecting argument overlap.
10226 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
10228 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
10229 chosen during find_reloads.
10231 2007-07-06 Richard Guenther <rguenther@suse.de>
10233 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
10234 TYPE_ARG_TYPES for verification of argument types. Use
10235 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
10236 parameters as variable arguments.
10238 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
10240 * libgcc2.h (word_type): Type definition removed.
10241 (cmp_return_type, shift_count_type): Type definitions added.
10242 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10243 replaced with shift_count_type.
10244 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10246 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
10247 changed from word_type to Wtype.
10248 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
10249 replaced with shift_count_type.
10250 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
10252 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
10253 and libgcc_shift_count attribute added.
10254 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
10255 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
10256 (TARGET_INITIALIZER): New target hooks added.
10257 * targhooks.c (default_libgcc_cmp_return_mode,
10258 default_libgcc_shift_count_mode): Default implementations for the new
10259 target hooks added.
10260 * targhooks.h (default_libgcc_cmp_return_mode,
10261 default_libgcc_shift_count_mode): Function prototypes added.
10262 * target.h (struct gcc_target): Fields for the new target hooks added.
10263 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
10265 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
10268 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
10269 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
10271 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
10272 s390_libgcc_shift_count_mode): Functions added.
10273 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
10274 Target hooks defined.
10276 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10278 * config/mips/mips.c (compute_frame_size): Restore the original
10279 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
10280 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
10281 Document why the difference is needed.
10283 2007-07-06 Richard Guenther <rguenther@suse.de>
10285 * c-common.c (boolean_increment): Use correctly typed
10288 2007-07-06 Richard Sandiford <richard@codesourcery.com>
10290 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
10291 the topmost argument register is not also included in the save mask.
10292 (mips16e_collect_argument_save_p): Take a pointer to the argument
10293 register, rather than a pointer to the number of arguments.
10294 (mips16e_collect_argument_saves): Only include argument saves
10295 that aren't in the register mask.
10297 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
10299 PR rtl-optimization/32450
10300 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
10301 to ensure that instructions are not moved into the prologue when
10302 profiling is on. Remove unused prologue_end variable.
10303 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
10304 as a scheduling barrier.
10306 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
10309 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
10310 Disregard DECL_FROM_INLINE.
10312 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
10314 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
10315 IORing with a constant.
10317 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
10319 PR rtl-optimization/32475
10320 * df-scan.c (df_def_record_1): Add a use of the stack pointer
10321 for every definition of the stack pointer.
10323 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
10325 * arm.c (vfp3_const_double_index): Copy signed results of
10326 REAL_VALUE_TO_INT into unsigned vars.
10328 2007-07-05 Richard Guenther <rguenther@suse.de>
10330 PR middle-end/32639
10331 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
10333 * tree-ssa.c (useless_type_conversion_p): Check canonical
10336 2007-07-05 Anatoly Sokolov <aesok@post.ru>
10338 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
10339 zero_extendhisi2): Change to define_insn_and_split.
10340 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
10342 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
10344 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10345 pass_match_asm_constraints): New.
10346 * passes.c (init_optimization_passes): Add new pass.
10347 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10348 * function.h (struct function): Add has_asm_statement bit.
10349 (current_function_has_asm_statement): New.
10350 * tree-pass.h (pass_match_asm_constraints): New.
10352 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10354 * config/mips/mips.c (mips_file_start): Avoid declaration
10357 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10359 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10361 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10363 * rtl.def (NOTE): Change print format string to print
10364 operand 5 as a note insn name.
10366 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10367 David Ung <davidu@mips.com>
10369 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10370 * doc/invoke.texi: (MIPS Options): Document them.
10372 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10373 David Ung <davidu@mips.com>
10375 Add support for SmartMIPS ASE.
10377 * optabs.c (expand_binop_directly): New, broken out from...
10378 (expand_binop): Here. Make it try rotating in the other
10379 direction even when the second operand isn't constant.
10380 * config/mips/mips.md (*lwxs): New.
10381 * config/mips/mips.opt (msmartmips): New.
10382 * config/mips/mips.c (mips_lwxs_address_p): New.
10383 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10384 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10385 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10386 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10387 (ISA_HAS_LWXS): New.
10388 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10389 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10390 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10391 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10392 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10393 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10394 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10396 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10398 * tree-vectorizer.c (new_loop_vec_info): Initialize
10399 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10400 * tree-vectorizer.h (_loop_vec_info): Added new filed
10401 min_profitable_iters.
10402 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10403 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10404 * tree-vect-analyze.c (vect_analyze_operations): Set
10405 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10406 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10407 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10408 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10409 and prologue cost to after they are computed.
10410 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10411 TARG_VEC_STMT_COST.
10412 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10413 of creating vectors from scalars according to dt.
10414 (vect_model_store_cost): Likewise.
10415 (vectorizable_call): Use dt array instead of scalar dt. Call
10416 vect_model_simple_cost with additional argument dt.
10417 (vectorizable_assignment): Likewise.
10418 (vectorizable_operation): Likewise.
10419 (vectorizable_type_demotion): Likewise.
10420 (vectorizable_type_promotion): Likewise.
10421 (vectorizable_store): Use dt array instead of scalar dt. Call
10422 vect_model_store_cost with additional argument dt.
10423 (vect_do_peeling_for_loop_bound): Don't call
10424 vect_estimate_min_profitable_iters. Instead, lookup
10425 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10426 "may not be profitable".
10428 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10431 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10432 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10433 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10434 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10436 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10438 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10439 addressing modes cheaper.
10441 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10443 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10444 (dw_ranges_struct): Rename block_num to num. Adjust.
10445 (dw_ranges_by_label_struct): New.
10446 (ranges_by_label, ranges_by_label_allocated,
10447 ranges_by_label_in_use): New variables.
10448 (add_ranges_num): Factored most of the code out of...
10449 (add_ranges): ... this one. Rewrite in terms of the former.
10450 (add_ranges_by_labels): New.
10451 (output_ranges): Output by-label ranges.
10452 (dwarf2out_finish): Output range for multiple-section
10453 compile_unit. Output standard DW_AT_low_pc in addition to
10454 unexpected DW_AT_entry_pc.
10456 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10458 PR tree-optimization/32604
10459 PR tree-optimization/32606
10461 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10462 (compute_antic_safe): Removed.
10463 (ANTIC_SAFE_LOADS): Ditto.
10464 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10465 (execute_pre): Don't call compute_antic_safe.
10466 (vuse_equiv): New function.
10467 (make_values_for_stmt): Use it
10468 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10471 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10474 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10475 rather than a decl.
10476 (avr_attribute_table): Make "naked" attribute apply to function types
10477 rather than to decls.
10478 (avr_handle_fntype_attribute): New function.
10480 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10482 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10485 2007-07-04 David Ung <davidu@mips.com>
10486 Joseph Myers <joseph@codesourcery.com>
10488 * config/mips/mips.md (type): Add logical, signext and move.
10489 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10490 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10491 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10492 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10493 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10494 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10495 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10496 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10497 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10498 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10499 movv2sf_hardfloat_64bit): Use the new types.
10500 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10501 *movdf_softfloat, *movdf_mips16): Use "multi".
10502 (extendqihi2): Replace with a define_expand.
10503 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10504 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10505 * config/mips/74k.md (r74k_int_logical): New reservation and
10507 (r74k_int_arith): Remove "slt".
10508 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10509 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10510 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10511 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10512 reservations for "arith".
10514 2007-07-04 Richard Guenther <rguenther@suse.de>
10516 * tree-ssa.c (useless_type_conversion_p): Add handling for
10517 scalar float and vector types. Only call the types_compatible_p
10518 langhook for aggregate types as last resort. Follow the
10521 2007-07-04 Richard Guenther <rguenther@suse.de>
10523 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10524 the same as NOP_EXPR.
10526 2007-07-04 Nick Clifton <nickc@redhat.com>
10528 * target.h (struct gcc_target): Add target_help field.
10529 * target-def.h (TARGET_HELP): New.
10530 (TARGET_INITIALIZER): Use TARGET_HELP.
10531 * opts.c (command_handle_option): Invoke target_help function, if
10532 defined, when the user has specified --target-help on the command
10534 * doc/invoke.texi: Mention that --target-help might print
10535 additional information.
10536 * doc/tm.texi: Document TARGET_HELP hook.
10538 * arm.c (TARGET_HELP): Override default definition.
10539 (arm_target_help): New - display a wrapped list of cores and
10540 architectures supported.
10542 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10544 * config/v850/v850.c (expand_prologue): Make sure
10545 GEN_INT() argument is sign extended rather than zero extended.
10546 (expand_epilogue): Likewise.
10547 (output_move_double): Delete.
10548 * config/v850/v850-protos.h (output_move_double): Delete.
10549 * config/v850/v850.md (movdi): Delete.
10550 (*movdi_internal): Delete.
10552 (*movdf_internal): Delete.
10554 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10556 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10557 unless compiling RTP PIC.
10559 2007-07-04 Richard Guenther <rguenther@suse.de>
10561 PR tree-optimization/32482
10562 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10563 original ssa name if we didn't find a shift expression.
10564 Fix shift constant for bit zero test.
10566 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10568 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10570 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10572 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10573 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10574 * config/arm/vxworks.h (ASM_SPEC): Delete.
10575 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10577 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10579 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10580 (DDR_REVERSED_P): New.
10581 * tree-data-ref.c (initialize_data_dependence_relation,
10582 build_classic_dist_vector): Set DDR_REVERSED_P.
10584 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10586 PR middle-end/32457
10587 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10588 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10589 init_omega_for_ddr_1): Use non conservative number of iterations
10591 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10592 (analyze_siv_subscript): Remove FIXME and reinitialization of
10593 last_conflicts to chrec_dont_know.
10594 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10596 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10598 * tree.c (maybe_canonicalize_argtypes): Improve description.
10600 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10602 * tree.c (maybe_canonicalize_argtypes): New.
10603 (build_function_type): Set canonical type.
10604 (build_method_type_directly): Ditto.
10605 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10608 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10610 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10612 (rewrite_use_nonlinear_expr): Likewise.
10614 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10616 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10618 2007-07-04 Ben Elliston <bje@au.ibm.com>
10620 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10623 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10625 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10626 (Exception Handling): Likewise.
10628 2007-07-03 Jan Hubicka <jh@suse.cz>
10630 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10632 2007-07-03 Eric Christopher <echristo@apple.com>
10634 * doc/cppopts.texi: Add conflicting option note to -dM.
10635 * doc/invoke.texi: Add note about possible conflicts with
10636 -E for -dCHARS and note that -dM will not produce
10637 any results if there is no machine dependent reorg.
10639 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10641 * tree.h (DECL_ALIGN): Back out previous change.
10643 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10645 * configure.ac: Test for .dtprelword support on MIPS.
10646 * configure, config.in: Regenerate.
10647 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10648 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10650 2007-07-03 Julian Brown <julian@codesourcery.com>
10652 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10653 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10654 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10655 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10657 (all_fpus): Add FPUTYPE_VFP3.
10658 (fp_model_for_fpu): Add VFPv3 field.
10659 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10660 (vfp3_const_double_index): New function. Return integer index of
10661 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10663 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10664 and argument represents a valid RTX for a VFPv3 constant.
10665 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10667 (vfp_emit_fstmd): Similar, for fstmd.
10668 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10669 constants, represented as integer indices.
10670 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10671 VFP_REGNO_OK_FOR_DOUBLE macros.
10672 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10673 (arm_file_start): Set float-abi attribute for VFPv3, and output
10674 correct ".fpu" assembler directive.
10675 (arm_dbx_register_numbering): Add FIXME.
10676 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10677 (fputype): Add FPUTYPE_VFP3.
10678 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10679 (CALL_USED_REGISTERS): Likewise.
10680 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10681 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10682 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10683 (D7_VFP_REGNUM): New.
10684 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10685 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10686 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10687 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10688 (REG_ALLOC_ORDER): Adjust for VFPv3.
10689 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10690 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10691 VFP_LO_REGS, VFP_HI_REGS.
10692 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10693 (IS_VFP_CLASS): Define macro.
10694 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10696 (REGISTER_MOVE_COST): Likewise.
10697 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10698 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10699 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10700 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10701 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10702 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10703 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10704 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10705 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10706 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10707 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10708 where appropriate for single-word registers.
10709 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10710 As above. Fix type attributes.
10711 * config/arm/constraints.md (register_contraint "t"): Define.
10712 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10714 (register_constraint "x"): Define.
10715 (constraint "Dv"): Define.
10717 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10719 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10721 2007-07-03 Tom Tromey <tromey@redhat.com>
10723 * c-parser.c (objc_pq_context): Removed.
10724 (objc_need_raw_identifier): Likewise.
10725 (c_parser) <objc_pq_context>: New field.
10726 <objc_need_raw_identifier>: Likewise.
10727 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10728 (c_lex_one_token): Update.
10729 (c_parser_objc_protocol_definition): Update.
10730 (c_parser_objc_method_definition): Update.
10731 (c_parser_objc_methodproto): Update.
10732 (c_parser_declspecs): Update.
10734 2007-07-03 David Ung <davidu@mips.com>
10736 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10738 2007-07-03 David Ung <davidu@mips.com>
10739 Richard Sandiford <richard@codesourcery.com>
10741 * doc/invoke.texi: Document -march=74kf3_2.
10742 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10743 (TUNE_74K): Check for it.
10744 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10745 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10746 * config/mips/mips.md (cpu): Add 74kf3_2.
10747 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10748 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10749 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10750 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10751 74kf3_2 to the CPU list.
10752 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10753 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10754 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10755 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10756 (r74kf3_2_fxfer_from_c1): New insn reservations.
10758 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10759 David Ung <davidu@mips.com>
10761 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10762 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10763 and 74k[fx]. Document aliases for the new options.
10764 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10765 (PROCESSOR_24KF2_1): ...this.
10766 (PROCESSOR_24KX): Rename to...
10767 (PROCESSOR_24KF1_1): ...this.
10768 (PROCESSOR_74KF): Rename to...
10769 (PROCESSOR_74KF2_1): ...this.
10770 (PROCESSOR_74KX): Rename to...
10771 (PROCESSOR_74KF1_1): ...this.
10772 (TUNE_74K): Update PROCESSOR_* names.
10773 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10774 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10775 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10776 (mips_rtx_cost_data): Update processor names in comments.
10777 (mips_issue_rate): Update PROCESSOR_* names.
10778 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10779 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10780 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10781 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10782 Update cpu attribute names.
10783 (r24k_fpu_iss): Rename this reservation to...
10784 (r24kf2_1_fpu_iss): ...this and update all uses.
10785 (r24kx_fpu_iss): Rename this reservation to...
10786 (r24kf1_1_fpu_iss): ...this and update all uses.
10787 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10788 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10789 Update cpu attribute names.
10791 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10793 * config/m32r/constraints.md: New file.
10794 * config/m32r/m32r.c: Include tm-constrs.h.
10795 (small_data_operand): Use satisfies_constraint_* instead of macro.
10796 (addr24_operand, gen_compare): Likewise.
10797 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10798 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10799 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10800 EXTRA_CONSTRAINT): Likewise.
10801 * config/m32r/m32r.md: Include constraints.md.
10802 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10803 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10804 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10805 (two_insn_const_operand, int8_operand, uint16_operand,
10806 reg_or_int16_operand, reg_or_uint16_operand,
10807 reg_or_cmp_int16_operand, cmp_int16_operand,
10808 seth_add3_operand): Likewise.
10810 2007-07-03 Eric Christopher <echristo@gmail.com>
10812 * libgcc2.h: Conditionally declare __bswapsi2 and
10815 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10817 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10820 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10823 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10824 (__gthrw_pragma): Provide default definition.
10825 (__gthrw2): Use it.
10826 * gthr-posix.c (__gthrw_pragma): Define.
10828 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10830 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10831 before declaring inequality.
10833 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10835 * combine.c (recog_for_combine): Log the success or failure of
10836 matching new insn patterns against the machine description in
10839 2007-07-03 Revital Eres <eres@il.ibm.com>
10841 * ddg.c (print_sccs): New function.
10842 (check_sccs): New function.
10843 (create_ddg_all_sccs): Use it.
10844 * ddg.h (print_sccs): Declare.
10845 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10847 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10849 * targhooks.h (default_mode_for_suffix): New function declaration.
10850 * targhooks.c (default_mode_for_suffix): New default target hook.
10851 * target.h (struct c): New structure in the targetm struct.
10852 (mode_for_suffix): New target hook as part of struct c.
10853 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10854 default_mode_for_suffix.
10855 (TARGET_C): New define.
10856 * c-lex.c: Include "target.h".
10857 (interpret_float): Use targetm.c.mode_for_suffix to determine
10858 the mode for a given non-standard suffix.
10859 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10861 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10862 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10864 * doc/extend.texi (Floating Types): New node. Document __float80 and
10865 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10867 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10870 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10871 predicate instead of target_operand.
10872 (divsi3_i1_media, divsi3_media_2): Likewise.
10874 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10876 * tree.h (alias_sets_might_conflict_p): Rename into
10877 alias_sets_must_conflict_p.
10878 * alias.c (alias_sets_might_conflict_p): Likewise.
10879 (alias_sets_conflict_p): Use it.
10880 (objects_must_conflict_p): Likewise.
10881 * c-common.c (strict_aliasing_warning): Adjust.
10883 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10885 * rtlhooks.c (gen_lowpart_if_possible): Check for
10886 invalid subreg before calling gen_lowpart_SUBREG.
10888 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10890 * config/darwin9.h: Add copyright notice.
10891 (LINK_COMMAND_SPEC): Add comment.
10892 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10893 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10894 DARWIN_LIBSYSTEM_HAS_UNWIND.
10896 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10899 * omp-low.c (check_combined_parallel): New function.
10900 (lower_omp_parallel): Call it via walk_stmts, set
10901 OMP_PARALLEL_COMBINED if appropriate.
10902 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10903 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10904 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10905 don't consider it as combined parallel.
10907 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10909 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10910 (gcc_tooldir): Likewise.
10911 * configure: Regenerate.
10912 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10913 old configure.ac gcc_tooldir setting.
10914 (prefix_to_exec_prefix): New variable.
10915 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10916 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10918 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10920 Fix PR tree-optimization/32583
10921 Fix PR tree-optimization/32584
10922 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10923 (phi_translate_set): Use phi_translate directly now.
10924 (make_values_for_stmt): Don't value number RHS if we already know
10927 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10928 Jim Wilson <wilson@specifix.com>
10931 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10934 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10935 Richard Sandiford <richard@codesourcery.com>
10936 Nigel Stephens <nigel@mips.com>
10938 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10939 (mips16e_output_save_restore): Declare.
10940 (mips16e_save_restore_pattern_p): Likewise.
10941 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10942 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10943 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10944 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10945 (BITSET_P): New global macro, extracted from...
10946 (mips_for_each_saved_reg): ...here.
10947 (mips16e_save_restore_info): New struct.
10948 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10949 (mips16e_save_restore_regs): New variable.
10950 (mips_split_plus, mips16e_find_first_register): New functions.
10951 (mips16e_mask_registers): New function.
10952 (compute_frame_size): Expand the commentary before the function.
10953 Enforce the MIPS16e save and restore register range restrictions.
10954 Pad the general register save area at the low end.
10955 (mips16e_save_restore_reg, mips16e_build_save_restore)
10956 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10957 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10958 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10960 (mips_expand_prologue, mips_expand_epilogue): Handle
10961 GENERATE_MIPS16E_SAVE_RESTORE.
10962 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10964 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10966 PR tree-optimization/31966
10967 PR tree-optimization/32533
10968 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10969 "basic_block" description as its third argument. Update function
10970 calls to get destination bb from "edge" argument. Save "cond" into
10971 aux field of the edge. Update prototype for changed arguments.
10972 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10974 (find_phi_replacement_condition): Operate on incoming edges, not
10975 on predecessor blocks. If there is a condition saved in the
10976 incoming edge aux field, AND it with incoming bb predicate.
10977 Return source bb of the first edge.
10978 (clean_predicate_lists): Clean aux field of outgoing node edges.
10979 (tree_if_conversion): Do not initialize cond variable. Move
10980 variable declaration into the loop.
10981 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10982 initializations of new_stmt, arg0 and arg1 variables.
10984 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10986 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10987 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10989 2007-07-02 Richard Guenther <rguenther@suse.de>
10991 * tree-ssa.c (useless_type_conversion_p): Document
10992 future intent as defining the middle-end type system.
10993 Re-structure to call langhook last, group by type class,
10994 mark questionable parts.
10996 2007-07-02 Richard Guenther <rguenther@suse.de>
10998 * tree-flow.h (types_compatible_p): Declare.
10999 * tree-ssa.c (types_compatible_p): New function.
11000 * ipa-type-escape.c (discover_unique_type): Use
11001 types_compatible_p instead of lang_hooks.types_compatible_p.
11002 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11003 * tree-vn.c (expressions_equal_p): Likewise.
11004 * tree.c (fields_compatible_p): Likewise.
11005 * tree-ssa-dom.c (avail_expr_eq): Likewise.
11006 (cprop_operand): Use useless_type_conversion_p instead of
11007 lang_hooks.types_compatible_p.
11008 * tree-inline.c (setup_one_parameter): Likewise.
11009 (declare_return_variable): Likewise.
11010 * tree-nrv.c (tree_nrv): Likewise.
11011 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
11012 (maybe_fold_offset_to_component_ref): Likewise.
11013 (maybe_fold_offset_to_reference): Likewise.
11014 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11015 (merge_alias_info): Likewise.
11016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11017 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
11018 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
11019 * tree-tailcall.c (find_tail_calls): Likewise.
11020 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
11021 * gimplify.c (canonicalize_addr_expr): Likewise.
11022 (fold_indirect_ref_rhs): Likewise.
11023 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
11024 (cpt_same_type): Likewise.
11025 (check_pointer_types_r): Swap parameters to cpt_same_type
11027 * fold-const.c (fold_convert): Revert fix for PR15988.
11028 * tree-inline.c (setup_one_parameter): Instead fix it here by
11029 using fold_build1 instead of fold_convert and checking for
11030 error_mark_node. Convert only if the conversion is necessary.
11032 2007-07-02 Joseph Myers <joseph@codesourcery.com>
11034 * configure.ac: Check for .gnu_attribute on Power.
11035 * configure: Regenerate.
11036 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
11037 attribute for floating-point ABI.
11039 2007-07-02 Ira Rosen <irar@il.ibm.com>
11041 PR tree-optimization/32230
11042 PR tree-optimization/32477
11043 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
11044 address is a constant.
11046 2007-07-02 Richard Sandiford <richard@codesourcery.com>
11048 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
11049 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
11050 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
11051 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
11052 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
11053 64-bit targets. Add support for *-elfoabi*.
11054 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
11055 different settings if $(tm_defines) does not select the EABI.
11056 (MULTILIB_EXCLUSIONS): Define in those circumstances.
11057 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
11058 (MIPS_ARCH_OPTION_SPEC): Likewise.
11059 (MIPS_ISA_LEVEL_SPEC): Likewise.
11060 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
11061 * config/mips/elfoabi.h: New file.
11063 2007-07-02 Richard Guenther <rguenther@suse.de>
11065 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
11066 (useless_type_conversion_p): ... this.
11067 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
11068 (useless_type_conversion_p): ... this.
11069 * builtins.c (fold_builtin_memory_op): Rename
11070 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
11071 * tree-cfg.c (verify_expr): Likewise.
11072 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
11073 * tree-ssa-ccp.c (ccp_fold): Likewise.
11074 * tree-ssa-copy.c (may_propagate_copy): Likewise.
11075 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
11076 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
11077 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
11078 * tree-ssa-pre.c (eliminate): Likewise.
11079 * tree-ssa.c (delete_tree_ssa): Likewise.
11080 (tree_ssa_useless_type_conversion): Likewise.
11081 * tree.c (build2_stat): Likewise.
11083 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11085 Fix PR tree-optimization/32571
11086 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
11089 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
11091 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
11092 and other expected operations explicitly, change default to
11095 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11097 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
11099 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
11100 (tls_load_dot_plus_eight): Move the label number into the unspec.
11101 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
11103 2007-07-01 Andreas Schwab <schwab@suse.de>
11105 * dwarf2out.c (initial_return_save): Define only if used.
11107 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
11109 Unreverting Richard's Revert of:
11111 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11113 * dce.c (deletable_insn_p_1): New function, split out from...
11114 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11115 specially, not those inside PARALLELs. Remove BODY argument
11116 and adjust recursive call accordingly.
11117 (prescan_insns_for_dce): Update call to delete_insn_p.
11119 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
11120 Revital Eres <eres@il.ibm.com>
11122 * ddg.c (create_ddg_all_sccs): Fix missed
11123 initialization of scc_nodes.
11125 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
11127 PR middle-end/32559
11128 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
11129 X + ~X to 1 only for INTEGRAL_TYPE_P type.
11131 2007-06-30 Joseph Myers <joseph@codesourcery.com>
11133 * configure.ac: Check for .gnu_attribute on MIPS.
11134 * configure, config.in: Regenerate.
11135 * config/mips/mips.c (mips_file_start): If supported, output
11136 attribute for floating-point ABI.
11138 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
11141 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
11142 (ffs_cmove): New expander to expand using ctz pattern.
11143 (*ffs_cmove): Remove pattern.
11144 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
11145 (ffsdi2): Expand using ctz pattern.
11146 (*ffs_rex64): Remove pattern.
11148 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11150 PR rtl-optimization/32296
11151 * pa.md (return): Delete pattern.
11152 (return_internal): Remove "(const_int 1)" from pattern.
11153 (epilogue): Use return_internal pattern for trivial returns.
11154 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
11155 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
11157 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11159 * tree-ssa-pre.c (is_exception_related): New function
11160 (can_value_number_operation): Use it.
11162 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
11164 Fix PR tree-optimization/32540
11165 Fix PR tree-optimization/31651
11167 * tree-ssa-sccvn.c: New file.
11169 * tree-ssa-sccvn.h: Ditto.
11171 * tree-vn.c: Include tree-ssa-sccvn.h
11172 (val_expr_paid_d): Removed.
11173 (value_table): Ditto.
11174 (vn_compute): Ditto.
11175 (val_expr_pair_hash): Ditto.
11176 (val_expr_pair_expr_eq): Ditto.
11177 (copy_vuses_from_stmt): Ditto.
11178 (vn_delete): Ditto.
11180 (shared_vuses_from_stmt): Ditto.
11181 (print_creation_to_file): Moved up.
11182 (sort_vuses): Ditto.
11183 (sort_vuses_heap): Ditto.
11184 (set_value_handle): Make non-static.
11185 (make_value_handle): Ditto.
11186 (vn_add): Rewritten to use sccvn lookups.
11187 (vn_add_with_vuses): Ditto.
11188 (vn_lookup): Ditto (and second argument removed).
11189 (vn_lookup_with_vuses): Ditto.
11190 (vn_lookup_or_add): Ditto (and second argument removed);
11191 (vn_lookup_or_add_with_vuses): Ditto.
11192 (vn_lookup_with_stmt): New.
11193 (vn_lookup_or_add_with_stmt): Ditto.
11194 (create_value_handle_for_expr): Ditto.
11196 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
11197 (seen_during_translate): New function.
11198 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
11199 (phi_trans_add): Ditto.
11200 (constant_expr_p): FIELD_DECL is always constant.
11201 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
11202 Use constant_expr_p.
11203 Avoid infinite recursion on mutually valued expressions.
11204 Change callers of vn_lookup_or_add.
11205 (phi_translate): New function.
11206 (compute_antic_safe): Allow phi nodes.
11207 (create_component_ref_by_pieces): Update for FIELD_DECL change.
11208 (find_or_generate_expression): Rewrite slightly.
11209 (create_expression_by_pieces): Updated for vn_lookup_or_add
11211 Update VN_INFO for new names.
11212 (insert_into_preds_of_block): Update for new names.
11213 (add_to_exp_gen): New function.
11214 (add_to_sets): Use vn_lookup_or_add_with_stmt.
11215 (find_existing_value_expr): Rewrite to changed vn_lookup.
11216 (create_value_expr_from): Ditto, and use add_to_exp_gen.
11217 (try_look_through_load): Removed.
11218 (try_combine_conversion): Ditto.
11219 (get_sccvn_value): New function.
11220 (make_values_for_phi): Ditto.
11221 (make_values_for_stmt): Ditto.
11222 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
11224 (init_pre): Update for SCCVN changes.
11226 (execute_pre): Ditto.
11228 * tree-flow.h (make_value_handle): Declare.
11229 (set_value_handle): Ditto.
11230 (sort_vuses_heap): Ditto.
11231 (vn_lookup_or_add_with_stmt): Ditto.
11232 (vn_lookup_with_stmt): Ditto.
11233 (vn_compute): Remove.
11235 (vn_delete): Ditto.
11236 (vn_lookup): Update arguments.
11238 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
11239 (tree-vn.o): Ditto.
11240 (tree-ssa-sccvn.o): New.
11241 (OBJS-common): Add tree-ssa-sccvn.o
11243 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11246 * c-typeck.c (build_external_ref): Don't mark as used if called
11248 * calls.c (rtx_for_function_call): Likewise.
11250 2007-06-30 Richard Sandiford <richard@codesourcery.com>
11254 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11256 * dce.c (deletable_insn_p_1): New function, split out from...
11257 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11258 specially, not those inside PARALLELs. Remove BODY argument
11259 and adjust recursive call accordingly.
11260 (prescan_insns_for_dce): Update call to delete_insn_p.
11262 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
11264 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
11265 (try_combine): Move potential calls to undo_all() so they happen
11266 before we commit to using the combined insns.
11268 2006-06-30 Jan Hubicka <jh@suse.cz>
11270 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
11273 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
11275 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
11276 (cgraph_remove_unreachable_nodes): Likewise.
11277 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
11278 * ipa-inline.c (update_caller_keys): Cast according to the coding
11280 (cgraph_decide_recursive_inlining): Likewise.
11281 (cgraph_decide_inlining_of_small_function): Likewise.
11282 (try_inline): Likewise.
11283 (cgraph_decide_inlining_incrementally): Likewise.
11284 * ipa-pure-const.c (get_function_state): Likewise.
11285 (scan_function): Likewise.
11286 (analyze_function): Likewise.
11287 (static_execute): Likewise.
11288 * ipa-reference.c (scan_for_static_refs): Likewise.
11289 (merge_callee_local_info): Likewise.
11290 (analyze_function): Use type safe memory macros.
11291 (static_execute): Likewise. Cast according to the coding conventions.
11292 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
11294 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
11296 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
11297 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
11300 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11302 PR middle-end/30024
11303 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
11304 for complex modes (both int and real).
11306 2007-06-29 Jan Hubicka <jh@suse.cz>
11308 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
11310 2007-06-29 Jan Hubicka <jh@suse.cz>
11312 PR middle-end/32372
11313 * cse.c (cse_insn): Avoid invalid sharing in between register note and
11316 2007-06-29 Anatoly Sokolov <aesok@post.ru>
11319 * config/avr/avr.c: Include dataflow header file.
11320 (expand_prologue): Adjust for prologue insn change.
11321 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
11324 2007-06-29 Richard Guenther <rguenther@suse.de>
11326 PR middle-end/32493
11327 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
11328 during type verification.
11330 2007-06-29 Jan Hubicka <jh@suse.cz>
11332 * recog.c (validate_change_rtx_1): Unshare TO argument.
11334 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
11336 PR tree-optimization/24659
11337 * tree-vect-transform.c (vectorizable_call): Handle
11338 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11340 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
11341 * config/i386/i386.c (enum ix86_builtins)
11342 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
11343 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
11345 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
11346 const using def_builtin_const.
11347 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11348 input operands in the same modes as the result.
11349 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11351 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11353 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11354 (df_set_dead_notes_for_mw): Likewise.
11356 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11358 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11360 2007-06-28 DJ Delorie <dj@redhat.com>
11362 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11364 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11366 * doc/invoke.texi (C++ Dialect Options): Document
11367 fvisibility-ms-compat.
11368 * c.opt (fvisibility-ms-compat): New.
11370 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11373 * tree-affine.c (aff_combination_add_elt): Handle
11374 pointer addition specially.
11376 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11378 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11379 decl is non-external for AIX ABI.
11381 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11383 * config/rs6000/predicates.md (current_file_function_operand):
11384 Ensure the symbol is non-external for AIX ABI.
11386 2007-06-28 Nick Clifton <nickc@redhat.com>
11388 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11389 (fdce, fdse, fpredictive-commoning): Likewise.
11391 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11394 * gcc.c (process_command): Recognize the new -static-libgfortran
11397 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11400 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11401 Use a call clobbered hard reg instead of a pseudo reg.
11403 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11405 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11407 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11410 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11411 REG_LIBCALL and REG_RETVAL notes.
11412 (divsi3, mulsi3): Likewise.
11413 (mulhisi3): Likewise. Use emit_libcall_block.
11414 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11416 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11418 PR rtl-optimization/32481
11419 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11421 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11423 * dce.c (deletable_insn_p_1): New function, split out from...
11424 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11425 specially, not those inside PARALLELs. Remove BODY argument
11426 and adjust recursive call accordingly.
11427 (prescan_insns_for_dce): Update call to delete_insn_p.
11429 2007-06-27 Richard Guenther <rguenther@suse.de>
11431 PR middle-end/32492
11432 * tree.h (fold_convertible_p): Declare.
11433 * fold-const.c (fold_convertible_p): New function.
11434 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11435 instead of lang_hooks.types_compatible_p.
11437 2007-06-26 Jan Hubicka <jh@suse.cz>
11439 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11440 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11441 early use validate_unshare_change.
11442 (reload_combine): Likewise.
11443 * recog.c (change_t): New field unshare.
11444 (validate_change_1): Rename from validate_change; add argument unshare.
11445 (validate_change): Turn into wrapper of validate_change_1; update
11446 prototype for bools.
11447 (validate_unshare_change): New.
11448 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11449 calls of df_insn_rescan.
11450 * recog.h (validate_change): Replace ints by bools.
11451 (validate_unshare_change): Declare.
11453 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11455 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11457 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11459 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11461 2007-06-25 Jan Hubicka <jh@suse.cz>
11463 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11465 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11466 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11467 places other call site specific checks are performed.
11469 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11472 * tree-vect-transform.c (vectorizable_operation): Convert
11473 POINTER_PLUS_EXPR over to PLUS_EXPR.
11475 2007-06-25 Chao-ying Fu <fu@mips.com>
11477 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11478 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11479 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11480 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11482 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11483 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11484 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11485 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11486 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11487 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11488 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11489 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11490 ALL_FIXED_POINT_MODE_P): New define.
11491 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11493 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11495 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11496 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11497 MODE_VECTOR_UACCUM): New mode classes.
11499 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11500 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11501 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11504 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11505 (blank_mode): Initialize ibit and fbit.
11506 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11507 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11509 (new_adjust): Change required_class to required_class_from and
11510 required_class_to for testing within a range.
11511 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11512 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11513 MODE_VECTOR_UACCUM.
11514 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11515 (make_fixed_point_mode): New.
11516 (_ADD_ADJUST): Change C to C1 and C2.
11517 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11518 use a range for machine classes.
11519 (ADJUST_IBIT, ADJUST_FBIT): New.
11520 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11522 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11523 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11524 Emit adjustment for ibit and fbit.
11525 (emit_mode_ibit, emit_mode_fbit): New.
11526 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11528 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11530 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11531 as the source of the set.
11533 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11535 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11536 FP_REGNO_P): Use IN_RANGE.
11537 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11538 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11539 (DATA_REG_P): Use DATA_REGNO_P.
11540 (FP_REG_P): Use FP_REGNO_P.
11541 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11542 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11543 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11545 2007-06-24 Jan Hubicka <jh@suse.cz>
11547 PR middle-end/30563
11548 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11550 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11552 PR middle-end/32461
11553 * fold-const.c (fold_binary): Strip nops of operand 0
11554 of BIT_NOT_EXPR before calling operand_equal_p.
11555 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11556 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11558 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11560 * doc/extend.texi: Document that dllimport and dllexport imply
11561 default visibility.
11562 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11563 imported or exported declaration, including type declarations.
11564 * c-common.c (handle_visibility_attribute): Check for conflicts
11565 with dllimport/dllexport.
11566 (c_determine_visibility): Handle dllimport/dllexport as an
11567 explicit visibility atttribute.
11569 2007-06-23 Richard Guenther <rguenther@suse.de>
11571 PR tree-optimization/16876
11572 PR middle-end/29478
11573 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11575 * tree-inline.c (initialize_inlined_parameters): Do not call
11576 lang_hooks.tree_inlining.convert_parm_for_inlining.
11577 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11578 reason for mismatched types.
11579 * gimplify.c (gimplify_call_expr): Verify the call expression
11580 arguments match the called function type signature. Otherwise
11581 mark the call expression to be not considered for inlining
11582 using CALL_CANNOT_INLINE_P flag.
11583 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11584 edges call expression.
11585 (cgraph_decide_inlining_of_small_function): Likewise.
11586 (cgraph_decide_inlining): Likewise.
11587 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11589 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11590 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11591 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11592 Remove declaration.
11593 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11594 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11596 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11597 convert_parm_for_inlining member.
11599 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11602 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11603 Remove optimization for GT.
11605 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11607 PR middle-end/32437
11608 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11610 (prescan_insns_for_dce): Add extra parameter.
11612 2007-06-23 Jan Hubicka <jh@suse.cz>
11614 PR middle-end/31541
11615 * gimplify.c (mark_addressable): New function.
11616 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11618 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11620 PR middle-end/32374
11621 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11623 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11626 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11627 moves between MMX/SSE registers to at least 8 units to prevent
11628 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11630 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11632 * config/i386/i386.c (override_options): Correct x86_sahf
11635 2007-06-21 David Daney <ddaney@avtrex.com>
11638 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11639 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11640 (exception_receiver): Renamed to ...
11641 (nonlocal_goto_receiver): ... this.
11643 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11645 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11646 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11647 partial register accesses.
11649 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11651 * fold-const.c (debug_fold_checksum): Move it under
11652 ENABLE_FOLD_CHECKING.
11654 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11656 PR middle-end/20623
11657 * tree.h (debug_fold_checksum): Declared.
11658 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11659 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11660 build_fold_addr_expr_with_type_1.
11661 (fold_addr_expr, debug_fold_checksum): New.
11662 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11663 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11664 Use fold_addr_expr.
11666 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11668 PR tree-optimization/19590
11669 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11670 of scev is a constant.
11672 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11674 * df-problems.c (df_note_bb_compute): Made computation of live
11675 info consistent with df_lr.
11677 2007-06-21 Richard Guenther <rguenther@suse.de>
11679 PR tree-optimization/32453
11680 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11681 for pointer anti-range.
11683 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11685 * config/i386/i386.c (processor_target_table): Increase maximum
11686 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11689 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11690 byte alignment if > 8 byte alignment is preferred.
11691 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11693 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11695 PR tree-optimization/31866
11696 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11697 if ASM_EXPR's input is not a SSA_NAME.
11699 PR middle-end/32362
11700 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11701 but decl is a global var, instead return decl.
11702 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11703 even for is_global_var decls, if they are private in some outer
11706 2007-06-21 Richard Guenther <rguenther@suse.de>
11708 PR tree-optimization/32451
11709 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11711 2007-06-21 Christian Bruel <christian.bruel@st.com>
11713 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11714 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11715 (push_regs): Changed saving order or banked registers.
11716 (sh_expand_epilogue): Likewise.
11717 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11718 (FIRST_BANKED_REG): Likewise.
11719 (LAST_BANKED_REG): Likewise.
11720 * config/sh/sh.md (banked) New attribute.
11721 (in_delay_slot): Check banked attribute.
11723 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11725 PR tree-optimization/32075
11726 * tree-data-ref.c (subscript_dependence_tester_1,
11727 analyze_miv_subscript, analyze_overlapping_iterations,
11728 add_distance_for_zero_overlaps, build_classic_dist_vector,
11729 subscript_dependence_tester_1, analyze_overlapping_iterations,
11730 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11731 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11732 to evolution_function_is_affine_multivariate_p.
11734 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11736 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11738 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11741 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11743 * config/m32c/prologue.md (epilogue_exitd_16): New.
11744 (epilogue_reit_16): New.
11745 (epilogue_exitd): Rename to epilogue_exitd_24.
11746 (epilogue_reit): Rename to epilogue_reit_24.
11748 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11749 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11751 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11753 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11754 if dbg_cnt (sched_insn) reaches the limit.
11755 (choose_ready): New parameter INSN_PTR and new return value.
11756 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11757 the new return value from choose_ready.
11758 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11759 (rest_of_handle_global_alloc): New global_alloc_at_func.
11761 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11763 PR tree-optimization/25737
11764 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11765 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11766 * tree-flow.h (struct fieldoff): Add new field alias_set.
11767 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11768 argument addressable_type. Set alias_set of fieldoff.
11769 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11770 (create_overlap_variables_for): Pass alias_set from fieldoff to
11772 * alias.c (get_alias_set): Use alias_set from SFT if set.
11774 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11776 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11777 of a variable as an unsigned HOST_WIDE_INT integer.
11779 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11781 PR rtl-optimization/32405
11782 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11784 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11786 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11788 PR middle-end/31959
11789 * builtins.c: Include diagnostic.h.
11790 (expand_builtin_expect): Make gcc_assert more permissive.
11791 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11793 PR inline-asm/32109
11794 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11797 PR middle-end/32285
11798 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11799 if ACCUMULATE_OUTGOING_ARGS.
11801 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11803 * config/m68hc11/m68hc11.c: Include dataflow header file.
11804 (m68hc11_reorg): Port to dataflow.
11806 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11808 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11809 (struct df_problem.free_blocks_on_set_blocks): New field.
11810 (struct dataflow.optional_p): New field.
11811 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11812 (df_live_set_all_dirty): New function.
11813 * df-scan.c (df_scan_alloc): Initialize optional_p.
11814 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11815 * df-core.c (df_set_blocks): Removed use of
11816 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11817 df_problem.free_blocks_on_set_blocks to determine which blocks are
11819 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11820 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11821 uses dataflow.optional_p to determine if problem should be
11823 (rest_of_handle_df_initialize): Only start live problem if
11825 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11826 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11827 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11828 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11829 problem_NOTE): Initialize free_blocks_on_set_blocks.
11830 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11832 (df_live_set_all_dirty, df_note_alloc): New function.
11833 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11835 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11836 * postreload.c (reload_combine): Ditto.
11837 * cse.c (cse_extended_basic_block): Ditto.
11838 * regmove.c (mark_flags_life_zones): Ditto.
11839 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11840 erase_matching_seqs): Ditto.
11841 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11842 * integrate (allocate_initial_values): Ditto.
11843 * combine.c (reg_dead_at_p): Ditto.
11844 * resource.c (mark_target_live_regs): Ditto.
11845 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11846 * config/sh/sh.c (find_r0_life_regions): Ditto.
11847 * global.c (rest_of_handle_global_alloc): Only add back df_live
11849 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11850 df_live for -O > 1.
11851 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11853 (if_convert): Make sure df_live is there at -O == 1.
11854 (pass_if_after_combine): Cleanup flags.
11855 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11856 is there at -O == 1.
11858 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11860 * config/arm/arm.c (arm_get_frame_offsets): Set
11861 offsets->locals_base to avoid negative stack size.
11862 (thumb1_expand_prologue): Assert on negative stack size.
11864 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11866 PR tree-optimization/32367
11867 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11868 of the chrec has no evolution in that loop.
11869 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11871 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11873 * config/xtensa/xtensa.c: Include "df.h".
11874 (xtensa_builtin_saveregs): Use adjust_address instead of
11876 (xtensa_va_start): Invoke make_tree with sizetype for
11877 expand_builtin_saveregs and then convert the result to a pointer.
11878 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11879 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11880 Subtract argument size from index value as integers and then use
11881 POINTER_PLUS_EXPR to add the result to the array address.
11883 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11886 * config/m32c/m32c.c: Include dataflow header file.
11887 (m32c_emit_prologue): Adjust for prologue insn change.
11888 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11889 once inside a PARALLEL. Assume frame size passed in operand 0
11890 includes space to save the fb register.
11891 (prologue_enter_24): Likewise.
11892 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11894 2007-06-19 David Daney <ddaney@avtrex.com
11897 * config/mips/mips.md (cprestore): Mark $gp as used.
11899 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11902 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11903 (frv_ifcvt_modify_insn): Likewise.
11905 2007-06-19 Richard Guenther <rguenther@suse.de>
11907 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11908 only handle positive offsets that fit in a HOST_WIDE_INT.
11910 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11912 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11913 result of rsqrt insn for zero input argument to avoid NaN.
11915 2007-06-19 Richard Guenther <rguenther@suse.de>
11917 PR middle-end/31950
11918 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11920 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11922 PR tree-optimization/32353
11923 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11925 2007-06-19 Nick Clifton <nickc@redhat.com>
11927 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11929 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11932 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11933 * config/i386/i386.c (assign_386_stack_local): Assert that
11934 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11935 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11936 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11937 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11939 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11941 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11943 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11945 PR rtl-optimization/32321
11946 * gcse.c (replace_store_insn): Update the note before
11947 calling emit_insn_after.
11949 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11951 PR middle-end/32355
11952 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11954 * df-problems.c (df_note_bb_compute): Fix dumping info.
11956 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11958 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11959 insn with emit_jump_insn.
11961 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11963 PR tree-optimization/32383
11964 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11965 * targhooks.h (default_builtin_reciprocal): Update prototype.
11966 * target.h (struct gcc_target): Update builtin_reciprocal.
11967 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11968 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11969 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11970 when fndecl is in BUILT_IN_MD class.
11971 (execute_convert_to_rsqrt): Ditto.
11973 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11974 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11975 Convert BUILT_IN_SQRTF code only when md_fn is false.
11977 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11979 * bt-load.c (move_btr_def): Fix the order of arguments
11980 to validate_replace_rtx.
11982 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11984 * config/m68k/m68k-devices.def: Add 54450..54455.
11986 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11988 PR rtl-optimization/32366
11989 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11990 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11993 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11995 PR middle-end/32349
11996 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11997 this is true, rescan insn being modified.
11998 (sms_schedule): Added rescan parameter.
11999 (rest_of_handle_sms): Moved freeing of dominance info to before
12000 getting out of cfg_layout.
12002 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
12004 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
12005 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
12008 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
12009 FL_CF_EMAC from the entry for isac.
12011 * config/m68k/predicates.md (const_call_operand): Adjust comment.
12012 (const_sibcall_operand): New.
12013 (sibcall_operand): Use it.
12014 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
12015 (m68k_isas): ISAC does not imply FPU or EMAC.
12016 (override_options): Add ISA_C logic for symbolic jump & call.
12018 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
12020 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
12021 return mode from the builtin itself.
12022 (sparc_fold_builtin): Fix cast of zero constant.
12024 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12026 * targhooks.c (default_builtin_reciprocal): New default target hook.
12027 * targhooks.h (default_builtin_reciprocal): Add prototype.
12028 * hooks.c (hook_tree_tree_bool_null): Remove hook.
12029 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
12030 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
12031 default_builtin_reciprocal.
12033 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
12035 PR middle-end/31723
12036 * hooks.c (hook_tree_tree_bool_null): New hook.
12037 * hooks.h (hook_tree_tree_bool_null): Add prototype.
12038 * tree-pass.h (pass_convert_to_rsqrt): Declare.
12039 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
12040 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
12041 and convert it to reciprocal a*rfunc(b).
12042 (execute_convert_to_rsqrt): New function.
12043 (gate_convert_to_rsqrt): New function.
12044 (pass_convert_to_rsqrt): New pass definition.
12045 * target.h (struct gcc_target): Add builtin_reciprocal.
12046 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
12047 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
12048 TARGET_BUILTIN_RECIPROCAL.
12049 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
12051 * config/i386/i386.h (TARGET_RECIP): New define.
12052 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
12053 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12054 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12055 and not optimizing for size.
12056 (*rcpsf2_sse): New insn pattern.
12057 (*rsqrtsf2_sse): Ditto.
12058 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
12059 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12060 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12061 and not optimizing for size.
12062 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
12063 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12064 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12065 and not optimizing for size.
12066 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
12067 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12068 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12069 and not optimizing for size.
12070 (*sse_rsqrtv4sf2): Do not export.
12071 (sqrtv4sf2): Ditto.
12072 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
12073 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
12074 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
12075 and not optimizing for size.
12076 (sqrtv4sf2): Ditto.
12077 * config/i386/i386.opt (mrecip): New option.
12078 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
12079 (ix86_emit_swsqrtsf): Ditto.
12080 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
12081 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
12082 builtin definition.
12083 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
12084 ix86_expand_unop1_builtin.
12085 (ix86_emit_swdivsf): New function.
12086 (ix86_emit_swsqrtsf): Ditto.
12087 (ix86_builtin_reciprocal): New function.
12088 (TARGET_BUILTIN_RECIPROCAL): Use it.
12089 (ix86_vectorize_builtin_conversion): Rename from
12090 ix86_builtin_conversion.
12091 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
12092 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
12093 "i386 and x86_64 Options" section.
12094 (Intel 386 and AMD x86_64 Options): Document -mrecip.
12096 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12097 Zdenek Dvorak <dvorakz@suse.cz>
12098 Richard Guenther <rguenther@suse.de>
12099 Kaz Kojima <kkojima@gcc.gnu.org>
12101 * tree-vrp.c (compare_values_warnv): Convert val2 to
12103 (extract_range_from_assert): Create
12104 POINTER_PLUS_EXPR for pointer types.
12105 (extract_range_from_binary_expr): Handle
12106 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
12108 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
12109 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
12110 POINTER_PLUS_EXPR as PLUS_EXPR.
12111 (number_of_iterations_lt_to_ne):
12112 For pointer types, use sizetype when
12113 creating MINUS_EXPR/PLUS_EXPRs.
12114 (assert_loop_rolls_lt): For pointer types, use sizetype when
12115 creating MINUS_EXPR/PLUS_EXPRs.
12116 (number_of_iterations_le): Likewise.
12117 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
12118 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
12119 like PLUS_EXPR and MINUS_EXPR.
12120 * tree-pretty-print.c (dump_generic_node): Handle
12122 (op_prio): Likewise.
12123 (op_symbol_1): Likewise.
12124 * optabs.c (optab_for_tree_code): Likewise.
12125 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
12127 * tree-tailcall.c (process_assignment): Mention
12128 POINTER_PLUS_EXPR in a TODO comment.
12129 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
12130 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
12131 not used with a pointer and an integer type.
12132 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
12133 increment using chrec_convert_rhs instead of chrec_convert.
12134 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
12135 PLUS_EXPR except for the right hand side's type will be
12137 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
12138 (fold_used_pointer_cast): Kill.
12139 (pointer_offset_p): Kill.
12140 (fold_used_pointer): Kill.
12141 (pointer_used_p): Kill.
12142 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
12143 call fold_used_pointer.
12144 (instantiate_parameters_1): Convert the increment
12145 using chrec_convert_rhs instead of chrec_convert.
12146 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
12147 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
12148 instead of PLUS_EXPR.
12149 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
12150 PLUS_EXPR for pointers.
12151 (std_gimplify_va_arg_expr): Likewise.
12152 (fold_builtin_memory_op): Likewise.
12153 (fold_builtin_strstr): Likewise.
12154 (fold_builtin_strchr): Likewise.
12155 (fold_builtin_strrchr): Likewise.
12156 (fold_builtin_strpbrk): Likewise.
12157 (expand_builtin_memory_chk): Likewise.
12158 (fold_builtin_memory_chk): Likewise.
12159 (std_expand_builtin_va_start): Use
12160 sizetype for the call to make_tree and then convert
12161 to the pointer type.
12162 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
12163 instead of PLUS_EXPR for adding to a pointer.
12164 (std_gimplify_va_arg_expr): Use fold_build2 for
12165 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
12166 the operands to sizetype first and then cast the BIT_AND_EXPR
12167 back to the pointer type.
12168 * fold-const.c (build_range_check): Handle pointer types
12170 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
12171 of PLUS_EXPR's. Make sure the offset is converted to
12173 (try_move_mult_to_index): Strip the NOPs from the offset.
12174 Remove code argument and replace all uses with PLUS_EXPR.
12175 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
12176 specially. Don't use a pointer type for MINUS_EXPR.
12177 (fold_unary): Handle for (T1)(X op Y),
12178 only p+ as that is the only as that can be handled for
12179 binary operators now.
12180 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
12182 <case PLUS_EXPR>: Add folding of PTR+INT into
12184 Don't call try_move_mult_to_index.
12185 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
12186 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
12187 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
12188 Don't call try_move_mult_to_index.
12189 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
12190 (tree_expr_nonzero_p): Likewise.
12191 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
12192 of PLUS_EXPR for the complex expression folding.
12193 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
12194 first chrec is a pointer type, then the second should
12195 be sizetype and not the first's type.
12196 For POINTER_PLUS_EXPR, use a different right hand side type.
12197 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12198 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
12199 different right hand side type.
12200 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12201 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
12202 instead of PLUS_EXPR.
12203 When either operand is zero, convert the other operand.
12204 (chrec_apply): Use chrec_convert_rhs
12205 on the argument x instead of chrec_convert.
12206 (reset_evolution_in_loop): For pointer types, the new_evol
12207 should be sizetype.
12208 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
12209 different right hand side type.
12210 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12211 (chrec_convert_rhs): New function.
12212 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
12213 different right hand side type.
12214 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
12215 * tree-chrec.h (chrec_convert_rhs): New prototype.
12216 (build_polynomial_chrec): For pointer types, the right hand
12217 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
12218 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
12219 Remove subtraction case as it is always addition now.
12220 Make sure the offset is converted to sizetype.
12221 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
12222 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
12223 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
12224 PLUS_EXPR in pointer type.
12225 Handle POINTER_PLUS_EXPR.
12226 (tree_to_aff_combination): Likewise.
12227 (force_expr_to_var_cost): Likewise.
12228 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
12229 instead of PLUS_EXPR for pointers.
12230 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
12231 instead of PLUS_EXPR of pointer types.
12232 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
12234 (check_va_list_escapes): Likewise.
12235 (check_all_va_list_escapes): Likewise.
12236 * dwarf2out.c (loc_descriptor_from_tree_1):
12237 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
12238 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
12239 (string_constant): Likewise.
12240 * tree-ssa-address.c (tree_mem_ref_addr): When adding
12241 the offset to the base, use POINTER_PLUS_EXPR.
12242 (add_to_parts): Convert the index to sizetype.
12243 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
12244 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
12245 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
12246 Offset only holds something for PLUS_EXPR.
12247 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
12249 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
12251 (analyze_accesses_for_modify_stmt): Likewise.
12252 Remove comment about the type being integral type as it is
12254 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
12256 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
12258 Correct the type which the artimentic is done in (is now
12261 * tree-data-ref.c (split_constant_offset): Handle
12263 * tree-affine.c (tree_to_aff_combination): Likewise.
12264 * c-typeck.c (build_unary_op): For pointers create the increment
12265 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
12267 * gimplify.c (gimplify_self_mod_expr): Create a
12268 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12269 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
12270 * tree.def (POINTER_PLUS_EXPR): New tree code.
12271 * tree-predcom.c (ref_at_iteration): If we have a pointer
12272 type do the multiplication in sizetype.
12273 * tree-mudflap.c (mf_xform_derefs_1): Create a
12274 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12275 * tree-ssa-forwprop.c
12276 (forward_propagate_addr_into_variable_array_index):
12277 Don't expect there to be a cast for the index as that
12278 does not exist anymore.
12279 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
12280 instead of PLUS_EXPR.
12281 Don't check for the first operand of the POINTER_PLUS_EXPR
12282 was the index as it cannot be.
12283 Call forward_propagate_addr_into_variable_array_index with
12284 the SSA_NAME instead of the statement.
12285 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
12286 (compare_constant): Likewise.
12287 (copy_constant): Likewise.
12288 (compute_reloc_for_constant): Likewise.
12289 (output_addressed_constants): Likewise.
12290 (initializer_constant_valid_p): Likewise.
12291 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
12292 Convert the MIN/MAX of the inner type to the outer
12293 type before comparing them.
12294 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
12295 POINTER_PLUS_EXPR instead of PLUS_EXPR.
12296 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
12297 of PLUS_EXPR for pointers.
12298 * tree-inline.c (estimate_num_insns_1): Handle
12300 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
12301 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12302 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
12303 instead of PLUS_EXPR for the pointer increment statement.
12304 (vect_update_ivs_after_vectorizer): For pointer types, create
12305 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
12306 MULT_EXPR in sizetype.
12307 (vect_gen_niters_for_prolog_loop): Add a cast when creating
12309 * tree-object-size.c (plus_expr_object_size): Handle
12310 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
12311 code which is trying to figure out which side is a pointer and
12313 (check_for_plus_in_loops_1): Likewise.
12314 (check_for_plus_in_loops): Likewise.
12315 * c-common.c (pointer_int_sum): Create a
12316 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
12317 * tree-ssa-structalias.c (handle_ptr_arith): Handle
12318 only POINTER_PLUS_EXPR. Removing all the extra
12319 code which is trying to figure out which side is a pointer and
12321 * tree-cfg.c (verify_expr): Add extra checking for pointers and
12322 PLUS_EXPR and MINUS_EXPR.
12323 Also add checking to make sure the operands of POINTER_PLUS_EXPR
12325 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
12326 with make_tree, instead of a pointer type.
12327 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
12328 for pointers instead of PLUS_EXPR.
12329 (s390_gimplify_va_arg): Likewise.
12330 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
12331 instead of PLUS_EXPR when doing addition on pointer
12332 types. Use sizetype for the second operand.
12333 (spu_gimplify_va_arg_expr): Likewise.
12334 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
12335 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
12336 a pointer. Don't create a BIT_AND_EXPR for pointer types.
12337 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
12338 for the pointer addition and also use size_int/sizetype
12340 (ix86_gimplify_va_arg): Likewise.
12341 Perform BIT_AND_EXPR on sizetype arguments.
12342 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
12343 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
12344 for the pointer additions and also use size_int for the offsets.
12345 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
12346 additions and also use size_int for the offsets. Perform
12347 BIT_AND_EXPR on sizetype arguments.
12348 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12349 POINTER_PLUS_EXPR for pointers and create the
12350 BIT_AND_EXPR in sizetype.
12351 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12352 instead of PLUS_EXPR for pointer addition.
12353 (rs6000_va_start): Likewise.
12354 Also use sizetype for the offset.
12355 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12356 as PLUS_EXPR/MINUS_EXPR.
12357 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12358 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12359 Don't use BIT_AND_EXPR on a pointer type, convert the
12360 expression to sizetype first.
12361 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12363 (mips_gimplify_va_arg_expr): Likewise.
12364 Don't create BIT_AND_EXPR in a pointer type.
12366 2007-06-15 Eric Christopher <echristo@apple.com>
12368 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12369 (x86_64-*-darwin*): Ditto.
12370 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12373 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12375 * doc/extend.texi: Document behavior of __attribute__((aligned))
12378 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12380 * rtlanal.c (note_stores): Improve documentation.
12382 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12384 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12385 LOCAL_LABEL_PREFIX): Delete.
12386 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12387 (bfin_internal_label): Delete.
12389 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12391 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12392 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12393 otherwise define to LIBGCC2_TF_CEXT.
12394 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12395 (LIBGCC_TF_CEXT): Ditto.
12398 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12400 PR rtl-optimization/32339
12401 * df-scan.c (df_uses_record): Don't modify flags but just add to
12402 it for df_ref_record.
12404 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12406 * tree-mudflap.c: Fix whitespace issues.
12408 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12410 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12412 2007-06-14 Eric Christopher <echristo@apple.com>
12414 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12415 (movv4sf): Use gcc_unreachable instead of abort.
12417 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12420 * config/i386/sfp-machine.h (CMPtype): New define.
12421 (mach stubs): Use CMPtype instead of int as a return type.
12423 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12425 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12426 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12427 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12428 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12429 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12430 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12431 config/soft-fp/soft-fp.h: Update from glibc CVS.
12433 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12435 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12437 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12440 * config/v850/v850.c: Include dataflow header file.
12441 (substitute_ep_register): Fix typo.
12443 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12445 * configure.ac: Fix earlier checkin.
12446 * configure: Regenerated.
12448 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12450 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12451 * aclocal.m4: Regenerate.
12452 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12453 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12454 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12455 * configure: Regenerate.
12456 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12458 * Makefile.in (quickstrap): Build libgcc too.
12460 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12462 * configure.ac: Add --enable-checking=df. Explicitly mention that
12463 the variables are initialized as for "release".
12464 * df-core.c: Use it.
12465 * configure: Regenerate.
12466 * config.in: Regenerate.
12468 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12470 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12471 validate_replace_rtx instead of replace_rtx.
12472 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12474 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12476 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12477 (DWARF2_UNWIND_INFO): Override default if configured with
12479 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12480 (ENDFILE_SPEC): Add crtend.o.
12481 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12482 (ENDFILE_SPEC): Add crtend.o.
12483 (TARGET_USE_JCR_SECTION): Define.
12484 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12486 * config/i386/cygming-crtbegin.c: New file.
12487 * config/i386/cygming-crtend.c: New file.
12489 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12491 * config/i386/w32-unwind.h: New file.
12493 2007-06-13 Eric Christopher <echristo@apple.com>
12495 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12496 the user set a value below STACK_BOUNDARY.
12498 2007-06-13 Thiemo Seufer <ths@networkno.de>
12500 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12501 imply -lpthread for -pthread.
12503 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12505 * basic-block.h: Remove the prototype for
12506 free_basic_block_vars.
12507 * cfglayout.h: Remove the prototype for
12508 insn_locators_initialize.
12509 * tree.h: Remove the prototype for emit_line_note.
12511 * tree-ssa-pre.c (mergephitemp): Remove.
12512 (init_pre): Don't use mergephitemp.
12514 2007-06-13 Eric Christopher <echristo@apple.com>
12516 * config/i386/i386.c (override_options): If we've specified
12517 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12519 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12521 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12524 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12526 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12527 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12528 (eh_store_handler): New pattern.
12529 (eh_return): Emit it instead of a plain move.
12531 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12533 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12534 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12535 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12538 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12540 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12541 (find_next_insn_start, find_load): New functions.
12542 (bfin_reorg): Use them to deal with the fact that parallel insns are
12543 no longer represented as a SEQUENCE.
12545 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12547 * config/sparc/sparc.c (sparc_override_options): Initialize
12548 fpu mask correctly.
12550 2007-06-13 Dave Korn <dave.korn@artimi.com>
12552 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12555 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12557 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12558 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12559 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12560 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12561 tree-vect-transform.c: Fix comment typos. Follow spelling
12564 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12566 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12567 to the exit block use set.
12568 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12569 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12570 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12572 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12574 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12575 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12576 to indicate an error.
12577 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12579 (dbg_cnt_process_opt): Print an error on a bad argument.
12580 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12581 * common.opt (-fdbg-cnt-list): New.
12582 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12584 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12586 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12587 flag on ref-all pointers.
12589 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12591 PR middle-end/31579
12592 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12593 for the offset with the modifier as EXPAND_INITIALIZER
12594 if the modifier is EXPAND_INITIALIZER.
12595 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12596 a register if we had an overflow.
12598 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12600 * real.c (real_isfinite): New.
12601 (real_sqrt): Use it.
12602 * real.h (real_isfinite): New.
12603 * builtins.c: Use it.
12605 2007-06-12 Ian Lance Taylor <iant@google.com>
12606 Daniel Berlin <dberlin@dberlin.org>
12609 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12610 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12611 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12612 (DECL_NO_TBAA_P): Define.
12613 (struct tree_decl_common): Add no_tbaa_flag field.
12614 * tree-ssa-structalias.c (struct variable_info): Add
12615 no_tbaa_pruning field.
12616 (new_var_info): Initialize no_tbaa_pruning field.
12617 (unify_nodes): Copy no_tbaa_pruning field.
12618 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12619 (dump_solution_for_var): Print no_tbaa_pruning flag.
12620 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12622 (compute_tbaa_pruning): New static function.
12623 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12624 Call compute_tbaa_pruning.
12625 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12626 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12627 * gimple-low.c (lower_stmt): Likewise.
12628 * tree-gimple.c (is_gimple_stmt): Likewise.
12629 * tree-ssa-operands.c (get_expr_operands): Likewise.
12630 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12631 * tree-inline.c (estimate_num_insns_1): Likewise.
12632 (copy_result_decl_to_var): Likewise.
12633 * expr.c (expand_expr_real_1): Likewise.
12634 * tree-pretty-print.c (dump_generic_node): Likewise.
12635 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12636 * omp-low.c (omp_copy_decl_2): Likewise.
12637 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12638 * doc/c-tree.texi (Expression trees): Document
12639 CHANGE_DYNAMIC_TYPE_EXPR.
12641 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12643 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12644 with !HONOR_NANS and !HONOR_INFINITIES.
12645 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12647 2007-06-12 Tristan Gingold <gingold@adacore.com>
12649 * gcov.c: Comments updated.
12650 (source_info): Add file_time field.
12651 (source_index): New variable.
12652 (mutiple_files): New variable.
12653 (generate_results): New function extracted from process_file.
12654 (process_file): Save and restore chain of functions, generate
12655 results and free structures only if not merging results.
12656 (release_structures): File names are now freed in create_file_names
12657 (create_file_names): Free previous file names.
12658 (find_source): File date is now read here and modifications in
12659 source files is checked here.
12660 (read_graph_file): Only reverse order of functions for the current
12662 (make_gcov_file_name): Do not generate long names if input_name is
12664 (output_lines): If merging results do not display graph, data and
12666 Checking source file modification is done in find_source.
12668 * doc/gcov.texi: Append an s to sourcefile.
12670 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12672 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12673 (forced_nop): New pattern.
12674 * config/bfin/bfin.c: Include "df.h".
12675 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12676 (bfin_discover_loop): Use df_get_live_in instead of
12677 global_live_at_start.
12678 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12679 df_analyze when done.
12680 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12681 the insns. Use QImode for the final insn in a bundle. Call
12682 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12684 (reorder_var_tracking_notes): New function.
12685 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12686 update_life_info. Call df_analyze after scheduling and bundle
12687 generation. Call reorder_var_tracking_notes if generating these
12688 notes. Call df_finish_pass at the end.
12690 2007-06-12 Dirk Mueller <dmueller@suse.de>
12692 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12693 a comparison, not an assignment.
12695 2007-06-12 Olivier Hainque <hainque@adacore.com>
12697 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12698 Request walking the subtrees only, leaving the current is_lhs/val_only
12700 (convert_non_local_reference): Likewise.
12702 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12704 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12706 2007-06-12 Richard Guenther <rguenther@suse.de>
12708 PR tree-optimization/15353
12709 PR tree-optimization/31657
12710 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12711 * timevar.def: Add TV_TREE_IFCOMBINE.
12712 * tree-pass.h (pass_tree_ifcombine): Declare.
12713 * tree-ssa-ifcombine.c: New file.
12714 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12715 * tree-flow.h (blocks_in_phiopt_order): Declare.
12716 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12717 (tree-ssa-ifcombine.o): New dependencies.
12719 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12721 PR rtl-optimization/32293
12722 * combine.c (simplify_if_then_else): Truncate return from
12723 nonzero_bits() to correct mode.
12725 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12727 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12728 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12730 2007-06-11 Diego Novillo <dnovillo@google.com>
12732 * Makefile.in (reload1.o-warn): Remove.
12734 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12736 * combine.c (subst): Use reg_overlap_mentioned_p
12737 instead of comparing register numbers directly.
12739 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12741 * reload1.c (mark_home_live_1): Use the mode parameter.
12743 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12745 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12746 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12748 * df-core.c: Ditto.
12750 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12752 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12754 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12756 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12757 from integer registers.
12758 (FP mode splitters): Handle TFmode.
12760 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12762 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12763 for ref-all pointers that point-to anything.
12765 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12767 * config/arm/arm.c (arm_output_dwarf_dtprel,
12768 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12770 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12772 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12773 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12776 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12778 * tree.c (signed_or_unsigned_type_for): New.
12779 (unsigned_type_for): Use signed_or_unsigned_type_for.
12780 (signed_type_for): Use signed_or_unsigned_type_for.
12781 * tree.h (signed_or_unsigned_type_for): New.
12782 (get_signed_or_unsigned_type): Remove.
12783 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12784 lang_hooks.types.signed_type
12785 (size_diffop): Likewise.
12786 (all_ones_mask_p): Likewise.
12787 (build_range_check): Likewise.
12788 (fold_cond_expr_with_comparison): Likewise.
12789 (fold_cond_expr_with_comparison): Likewise.
12790 (unextend): Likewise.
12791 (extract_muldiv_1): Likewise.
12792 (fold_single_bit_test_into_sign_test): Likewise.
12793 (fold_binary): Likewise.
12794 (fold_ternary): Likewise.
12795 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12796 instead of get_signed_or_unsigned_type.
12797 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12798 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12799 * expr.c (signed_or_unsigned_type_for): Use
12800 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12801 * langhooks.c (get_signed_or_unsigned_type): Remove.
12802 (lhd_signed_or_unsigned_type): Remove.
12803 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12804 signed_or_unsigned_type.
12805 (lhd_signed_or_unsigned_type): Remove.
12806 * expmed.c (make_tree): Use signed_type_for instead of
12807 lang_hooks.types.signed_type.
12808 * c-common.c (same_scalar_type_ignoring_signedness): Use
12809 c_common_signed_type instead of lang_hooks.types.signed_type.
12810 (c_common_unsigned_type): New.
12811 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12812 (shorten_compare): Use c_common_unsigned_type instead of
12813 c_common_signed_or_unsigned_type.
12814 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12816 * convert.c (convert_to_integer): Use signed_type_for instead of
12817 lang_hooks.types.signed_type.
12818 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12819 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12820 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12821 * c-format.c (check_format_types): Use c_common_unsigned_type
12822 instead of unsigned_type_for.
12823 * c-decl.c (groakdeclarator): Likewise.
12824 * c-typeck.c (convert_for_assignment): Likewise.
12825 * c-common.h (c_common_unsigned_type): New.
12827 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12831 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12833 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12835 PR middle-end/32279
12836 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12837 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12839 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12840 Sebastian Pop <sebpop@gmail.com>
12842 * lambda-code.c (remove_iv): New.
12843 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12845 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12847 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12848 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12849 * tree-ssa-loop-prefetch.c: Include optabs.h.
12850 (FENCE_FOLLOWING_MOVNT): New macro.
12851 (struct mem_ref): Add independent_p and storent_p fields.
12852 (record_ref): Initalize the new fields.
12853 (gather_memory_references_ref): Return true if the reference
12855 (gather_memory_references): Check whether all memory accesses
12856 in loop were recorded.
12857 (should_issue_prefetch_p): Return false for nontemporal stores.
12858 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12859 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12860 (determine_loop_nest_reuse): Detect independent memory references.
12861 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12862 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12863 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12864 * config/i386/i386.h (x86_mfence): Declare.
12865 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12866 * config/i386/i386.c (x86_mfence): New variable.
12867 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12869 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12870 * optabs.c (init_optabs): Initialize storent_optab.
12871 * optabs.h (enum optab_index): Add OTI_storent.
12872 (storent_optab): Declare.
12873 * genopinit.c (optabs): Add initialization for storent_optab.
12874 * tree.h (MOVE_NONTEMPORAL): New macro.
12875 * expr.c (expand_assignment, store_expr, store_constructor_field,
12876 store_constructor, store_field, expand_expr_real_1): Propagate
12877 nontemporality of the expanded store.
12878 (emit_storent_insn): New function.
12879 * expr.h (expand_assignment, store_expr): Declaration changed.
12880 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12881 to expand_assignment.
12882 * stmt.c (expand_asm_expr): Ditto.
12883 * calls.c (initialize_argument_information): Pass false as
12884 nontemporality to store_expr.
12885 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12888 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12890 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12892 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12894 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12896 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12897 and allow DECL_P here.
12899 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12901 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12902 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12903 track of the size of the expression.
12904 * cfghooks.c (merge_blocks): Remove block from loops structure only
12905 after call of the merge_blocks hook.
12907 2007-06-09 Tom Tromey <tromey@redhat.com>
12909 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12910 (deprecated_state): Removed.
12911 (start_decl): Update.
12912 (enum deprecated_states): Moved earlier.
12913 (groktypename): Update.
12914 (push_parm_decl): Likewise.
12915 (grokfield): Likewise.
12916 (start_function): Likewise.
12918 2007-06-09 Ian Lance Taylor <iant@google.com>
12920 PR tree-optimization/32169
12921 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12922 CONVERT_EXPR, check whether min and max both converted to an
12923 overflow infinity representation.
12925 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12927 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12928 not inserted on the edge.
12930 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12932 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12933 instructions if they are supported.
12934 (__divsi3, __umodsi3, __modsi3): Likewise.
12935 (__ashldi3, __ashrdi3, __lshrdi3): New.
12936 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12938 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12939 Tony Linthicum <tony.linthicum@amd.com>
12941 * doc/invoke.texi: Add fvect-cost-model flag.
12942 * common.opt (fvect-cost-model): New flag.
12943 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12944 cost fields in stmt_vec_info struct for STMT.
12945 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12946 fields in stmt_vec_info struct and access functions for the same.
12947 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12948 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12949 load, store and vector to scalar operation.
12950 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12951 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12952 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12953 (TARG_VEC_STORE_COST): Define cost of vector store.
12954 (vect_estimate_min_profitable_iters): Define new function.
12955 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12956 check to evaluate if loop iterations are less than minimum profitable
12957 iterations determined by cost model or minimum vect loop bound defined
12958 by user, whichever is more conservative.
12959 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12960 run-time check to evaluate if loop iterations are less than minimum
12961 profitable iterations determined by cost model or minimum vect loop
12962 bound defined by user, whichever is more conservative.
12963 (vect_estimate_min_profitable_iterations): New function to estimate
12964 mimimimum iterartions required for vector version of loop to be
12965 profitable over scalar version.
12966 (vect_model_reduction_cost): New function.
12967 (vect_model_induction_cost): New function.
12968 (vect_model_simple_cost): New function.
12969 (vect_cost_strided_group_size): New function.
12970 (vect_model_store_cost): New function.
12971 (vect_model_load_cost): New function.
12972 (vectorizable_reduction): Call vect_model_reduction_cost during
12974 (vectorizable_induction): Call vect_model_induction_cost during
12976 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12977 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12978 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12979 vectorizable_promotion, vectorizable_demotion): Call
12980 vect_model_simple_cost during analysis phase.
12982 2007-06-08 Simon Baldwin <simonb@google.com>
12984 * reg-stack.c (get_true_reg): Readability change. Moved default case
12985 label into direct switch statement scope.
12987 2007-06-08 Simon Baldwin <simonb@google.com>
12989 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12990 in gcc_assert() with '==' comparison.
12992 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12994 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12995 TARGET_ABM handling of x86_popcnt variable.
12997 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12999 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
13000 __builtin_copysignq and __builtin_infq built-in functions.
13002 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13004 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
13005 SSE4.2 section. Correct built-in function names in SSE4A section.
13007 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
13009 PR tree-optimization/32243
13010 * tree-vect-transform.c (vectorizable_type_promotion): Move check
13011 for ncopies after ratio check between nunits_out and nunits_in.
13012 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
13014 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
13016 PR tree-optimization/32224
13017 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
13018 vectorization upon a non GIMPLE_MODIFY_STMT.
13020 2007-06-08 Christian Bruel <christian.bruel@st.com>
13023 * config/sh/sh.md (doloop_end): New pattern and splitter.
13024 * loop-iv.c (simple_rhs_p): Check for hardware registers.
13026 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
13028 PR middle-end/32209
13029 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
13031 (verify_dominators): Do not change dominance tree.
13033 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
13035 * config/sh/constraints.md: New file.
13036 * config/sh/sh.c: Include tm-constrs.h.
13037 (reg_class_from_letter): Remove.
13038 (prepare_cbranch_operands): Use satisfies_constraint_*
13039 function instead of macro.
13040 (andcosts, broken_move, sh_secondary_reload): Likewise.
13041 * config/sh/predicates.md (trapping_target_operand): Likewise.
13042 (and_operand, arith_operand, arith_reg_or_0_operand,
13043 cmp_operand, logical_operand, target_operand,
13044 ua_address_operand, ua_offset, xor_operand): Likewise.
13045 * config/sh/sh.md: Include constraints.md.
13046 (*movsicc_t_false): Use satisfies_constraint_* function
13048 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
13049 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
13050 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
13051 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
13052 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
13053 (REG_CLASS_FROM_CONSTRAINT): Remove.
13054 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
13055 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
13056 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
13057 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
13058 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
13059 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
13060 function instead of macro.
13061 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
13062 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
13063 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
13064 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
13065 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
13066 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
13067 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
13068 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
13069 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
13070 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
13071 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
13072 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
13073 EXTRA_CONSTRAINT_STR): Likewise.
13074 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
13076 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13078 * config/i386/darwin.h (STACK_BOUNDARY): Define.
13080 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
13083 * c-common.h (flag_cpp0x): Replaced by...
13084 (cxx_dialect): ... this new variable specifying the C++ dialect that
13086 * c-common.c (flag_cpp0x): Removed.
13087 (cxx_dialect): Defined.
13088 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
13090 * c-opts.c (c_common_post_options): Likewise.
13091 (set_std_cxx98): Set cxx_dialect to cxx98.
13092 (set_std_cxx0x): Set cxx_dialect to cxx0x.
13094 2007-06-07 Geoffrey Keating <geoffk@apple.com>
13095 Hui-May Chang <hm.chang@apple.com>
13097 * doc/invoke.texi (Darwin Options): Update documentation for
13098 -mmacosx-version-min.
13099 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
13100 * config/darwin-driver.c: New file.
13101 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
13102 * config/t-darwin (darwin-driver.o): New rule.
13104 * config/darwin-c.c (version_as_macro): Ignore low digit.
13106 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
13108 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
13109 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
13110 (CSGNMODE): New mode macro.
13111 (CSGNVMODE): New mode attribute.
13112 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
13113 expander using CSGNMODE mode macro. Handle TFmode.
13114 (copysign<mode>3_const): Rename from copysignsf3_const and
13115 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
13117 (copysign<mode>3_var): Rename from copysignsf3_var and
13118 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
13120 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
13121 mode macro. Handle TFmode.
13122 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
13123 (iortf3, *iortf3): Ditto.
13124 (xortf3, *xortf3): Ditto.
13125 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
13126 TFmode and TImode masks.
13127 (ix86_expand_copysign): Expand TFmode copysign insn.
13128 (IX86_BUILTIN_INFQ): New.
13129 (IX86_BUILTIN_FABSQ): Ditto.
13130 (IX86_BUILTIN_COPYSIGNQ): Ditto.
13131 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
13132 [__builtin_fabsq]: Ditto.
13133 [__builtin_copysignq]: Ditto.
13134 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
13135 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
13136 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
13137 ix86_expand_binop_builtin().
13139 2007-06-07 Bob Wilson <bob.wilson@acm.org>
13141 * config/xtensa/lib1funcs.asm: Clean up whitespace.
13143 2007-06-07 Steve Ellcey <sje@cup.hp.com>
13146 * rtl.h (push_to_sequence2): New.
13147 * emit-rtl.c (push_to_sequence2): New.
13148 * function.c (assign_parm_data_all): Add new fields.
13149 (assign_parm_setup_block): Call push_to_sequence2 instead of
13151 (assign_parm_setup_reg): Ditto.
13152 (assign_parm_setup_stack): Ditto.
13153 (assign_parms_unsplit_complex): Ditto.
13154 (assign_parms): Change field name.
13156 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
13158 PR tree-optimization/32220
13159 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
13160 phi node is reached before defining statement.
13162 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13165 * tree-vect-transform.c (vectorizable_call): Call update_stmt
13166 after changing the right hand side of the assignment.
13168 2007-06-06 Eric Christopher <echristo@apple.com>
13170 * config.gcc (i?86-*-darwin*): Remove arch parameter.
13171 (x86_64-*-darwin*): Ditto.
13172 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
13173 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13175 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13177 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
13178 coding conventions.
13179 (add_key): Likewise.
13180 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
13181 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
13183 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
13185 (add_cost_one_coalesce): Likewise.
13186 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
13187 variable names. Rename orig to orig_name for consistency.
13188 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
13189 coding conventions.
13190 (cprop_into_successor_phis): Avoid using C++ keywords as variable
13192 (record_equivalences_from_stmt): Likewise.
13193 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
13194 the coding conventions.
13195 (memory_ssa_name_same): Likewise.
13196 (dse_optimize_stmt): Likewise.
13197 (dse_record_phis): Likewise.
13198 (dse_finalize_block): Likewise.
13199 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
13200 keywords as variable names.
13201 (may_move_till): Cast according to the coding conventions.
13202 (force_move_till_expr): Avoid using C++ keywords as variable names.
13203 (force_move_till): Cast according to the coding conventions.
13204 (memref_hash): Likewise.
13205 (memref_eq): Likewise.
13206 (gather_mem_refs_stmt): Likewise.
13207 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
13208 using C++ keywords as variable names.
13209 (idx_find_step): Cast according to the coding conventions.
13210 (idx_record_use): Likewise.
13211 (find_depends): Likewise.
13212 (prepare_decl_rtl): Likewise.
13213 (mbc_entry_hash): Likewise.
13214 (mbc_entry_eq): Likewise.
13215 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
13216 (simplify_replace_tree): Avoid using C++ keywords as variable names.
13217 (idx_infer_loop_bounds): Cast according to the coding conventions.
13218 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
13219 * tree-ssa-math-opts.c (occ_new ): Likwise.
13220 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
13222 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
13224 (add_use_op): Likewise.
13225 (add_vop): Likewise.
13226 (add_vuse_op): Likewise.
13227 (add_vdef_op): Likewise.
13228 (get_expr_operands): Likewise.
13229 (push_stmt_changes): Use type safe memory macros.
13230 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
13231 keywords as variable names.
13232 (conditional_replacement): Likewise.
13233 (minmax_replacement): Likewise.
13234 (abs_replacement): Likewise.
13235 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
13236 coding conventions.
13237 (insert_fake_stores): Avoid using C++ keywords as variable names.
13238 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
13240 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
13241 (heapvar_insert): Use type safe memory macros.
13242 (new_var_info): Cast according to the coding conventions.
13243 (new_constraint): Likewise.
13244 (remove_preds_and_fake_succs): Use type safe memory macros.
13245 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
13247 (thread_single_edge): Likewise.
13248 (thread_through_loop_header): Likewise.
13250 2007-06-06 Eric Christopher <echristo@apple.com>
13252 * config/i386/i386.c (override_options): Move handling
13253 of TARGET_SUBTARGET* earlier.
13255 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
13257 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
13260 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
13262 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
13263 emited outside of basic block.
13264 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
13265 the created blocks.
13266 * rtl.h (delete_insn_chain): Declaration changed.
13267 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
13269 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
13270 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
13271 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
13272 to delete_insn_chain.
13273 (rtl_verify_flow_info_1): Verify that the insns in header and footer
13274 do not have bb field set.
13275 (rtl_verify_flow_info): Verify that insns between basic blocks do not
13277 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
13278 * cfgcleanup.c (try_optimize_cfg): Ditto.
13280 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13282 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
13283 (lambda_body_vector_new): Use type safe memory macros.
13284 (lambda_linear_expression_new): Likewise.
13285 (lambda_loopnest_new): Likewise.
13286 (lambda_lattice_new): Likewise.
13287 (replace_uses_equiv_to_x_with_y): Cast according to the coding
13288 conventions. Use type safe memory macros.
13289 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
13290 (lambda_body_vector_s): Likewise.
13291 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
13292 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
13294 2007-06-06 Richard Guenther <rguenther@suse.de>
13296 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
13297 if we need to schedule cfg_cleanup.
13298 (tree_ssa_forward_propagate_single_use_vars): Do so.
13300 2007-06-06 Ian Lance Taylor <iant@google.com>
13302 * fold-const.c (merge_ranges): If range_successor or
13303 range_predecessor fail, just return 0.
13305 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13307 PR tree-optimization/32216
13308 * tree-vectorizer.c (supportable_widening_operation): Determine
13309 signedness of FIX_TRUNC_EXPR from output operand.
13310 (supportable_narrowing_operation): Ditto.
13311 * tree-vect-generic.c (expand_vector_operations_1): Determine
13312 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
13313 from input operand.
13315 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
13317 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
13318 (struct pta): ...from here. Change flags to unsigned to avoid
13319 excessive casting (as it is used as a bit mask).
13320 (override_options): Add casts according to the coding convenventions.
13321 (x86_64_elf_unique_section): Likewise.
13322 (examine_argument): Avoid using C++ keywords as variable names.
13323 (construct_container): Likewise.
13324 (legitimize_pic_address): Likewise.
13325 (get_dllimport_decl): Cast according to the coding conventions. Use
13326 type safe memory macros.
13327 (legitimize_address): Cast according to the coding conventions.
13328 (emit_i387_cw_initialization): Corrected the type of slot to enum
13330 (ix86_init_machine_status): Use type safe memory macros.
13331 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
13332 (bdesc_pcmpistr): Likewise.
13333 (bdesc_crc32): Likewise.
13334 (bdesc_sse_3arg): Likewise.
13335 (bdesc_2arg): Likewise.
13336 (bdesc_1arg): Likewise.
13337 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
13338 (ix86_expand_sse_pcmpistr): Likewise.
13339 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
13340 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
13341 int to match the langhook definition.
13342 (ix86_builtin_conversion): Change the type of code to unsigned init to
13343 match the langhook definition.
13344 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
13346 (ix86_preferred_output_reload_class): Likewise.
13347 (ix86_cannot_change_mode_class): Likewise.
13348 (ix86_memory_move_cost): Likewise.
13349 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13350 avoid excessive casting later on.
13351 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13353 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13355 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13356 as flags setting insn.
13357 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13359 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13361 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13362 (UNSPEC_ROUND): New.
13363 ("sse4_1_round<mode>2"): New insn pattern.
13364 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13366 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13367 expander using SSEMODEF mode macro. Expand using
13368 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13369 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13370 expander using SSEMODEF mode macro. Expand using
13371 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13372 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13373 expander using SSEMODEF mode macro. Expand using
13374 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13375 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13376 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13377 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13380 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13381 Sebastian Pop <sebpop@gmail.com>
13383 * lambda.h (build_linear_expr): New.
13384 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13385 Use build_linear_expr, call fold and force_gimple_operand.
13386 (lambda_loopnest_to_gcc_loopnest): Check that there is
13387 something to insert.
13388 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13390 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13392 PR preprocessor/23479
13393 * doc/extend.texi: Document the 0b-prefixed binary integer
13394 constant extension.
13396 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13398 PR tree-optimization/32215
13399 * tree-vectorizer.c (supportable_widening_operation): Return false
13400 for unsupported FIX_TRUNC_EXPR tree code.
13401 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13403 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13405 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13406 register on SPE targets. Change documentation to reflect
13408 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13409 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13410 out of the register allocation pool.
13411 (rs6000_reg_live_or_pic_offset_p): New function.
13412 (rs6000_emit_prologue): Move the actual saving of LR up to free
13413 r0 for holding r11. Split saving of SPE 64-bit registers into
13414 its own case. Ensure that offsets will always be in-range for
13415 'evstdd' by using r11 as a scratch register to point at the start
13416 of the SPE save area. Save r11 if necessary, as it is the static
13418 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13419 into its own case. Ensure that offsets will always be in-range
13420 for 'evldd' by using r11 as a scratch register to point at the
13421 start of the SPE save area. Also adjust r11 when restoring
13422 the stack pointer to compensate for pre-loading r11.
13424 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13426 * cfg.c (init_flow): Use type safe memory macros.
13427 (alloc_block): Likewise.
13428 (unchecked_make_edge): Likewise.
13429 (dump_flow_info): Avoid using C++ keywords as variable names.
13430 (copy_original_table_clear): Cast according to the coding conventions.
13431 (copy_original_table_set): Likewise.
13432 * cfgexpand (label_rtx_for_bb): Likewise.
13433 (expand_gimple_basic_block): Likewise.
13434 * cfghooks.c (dump_bb): Likewise.
13435 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13437 (lv_add_condition_to_bb): Likewise.
13438 * cfglayout (relink_block_chain): Cast according to the coding
13440 (fixup_reorder_chain): Likewise.
13441 (fixup_fallthru_exit_predecessor): Likewise.
13442 * cfgloop.c (glb_enum_p): Likewise.
13443 (get_exit_description): Likewise.
13444 (dump_recorded_exit): Likewise.
13445 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13446 (struct loop): ... from here.
13447 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13449 * cfgrtl.c (rtl_create_basic_block): Likewise.
13450 (rtl_split_block): Likewise.
13451 (rtl_dump_bb): Likewise.
13452 (cfg_layout_split_block): Likewise.
13453 (init_rtl_bb_info): Use typesafe memory macros.
13455 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13456 * graphds.h: Updated all usages of edge to graph_edge.
13457 * graphds.c: Likewise.
13458 * cfgloopanal.c: Likewise.
13460 2007-06-05 Ian Lance Taylor <iant@google.com>
13462 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13463 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13464 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13466 (test_for_singularity): Likewise.
13468 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13470 * config/i386/constraints.md ("Y2"): Replaced by ...
13472 * config/i386/i386.md: Likewise.
13473 * config/i386/mmx.md: Likewise.
13474 * config/i386/sse.md: Likewise.
13476 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13478 * config/i386/constraints.md ("z"): Replaced by ...
13480 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13481 (sse4_1_blendvps): Likewise.
13482 (sse4_1_pblendvb): Likewise.
13483 (sse4_2_pcmpestr): Likewise.
13484 (sse4_2_pcmpestrm): Likewise.
13485 (sse4_2_pcmpestr_cconly): Likewise.
13486 (sse4_2_pcmpistr): Likewise.
13487 (sse4_2_pcmpistrm): Likewise.
13488 (sse4_2_pcmpistr_cconly): Likewise.
13490 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13492 * matrix-reorg.c (transform_access_sites): Fix computation.
13493 (transform_allocation_sites): Same.
13495 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13497 * config/i386/i386.c (override_options): Use
13498 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13500 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13502 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13503 (nonimm_not_xmm0_operand): Ditto.
13504 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13505 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13506 as operand[2] predicate. Require "z" class XMM register for
13507 operand[3]. Adjust asm template.
13508 ("sse4_1_blendvpd"): Ditto.
13509 ("sse4_1_pblendvb"): Ditto.
13510 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13511 force op2 into xmm0 register for variable blend instructions.
13513 2007-06-04 Tom Tromey <tromey@redhat.com>
13515 * c-tree.h (start_enum): Update.
13516 (build_enumerator): Likewise.
13517 * c-decl.c (enum_next_value): Removed.
13518 (enum_overflow): Likewise.
13519 (start_enum): Add c_enum_contents argument. Don't use globals.
13520 (build_enumerator): Likewise.
13521 * c-tree.h (struct c_enum_contents): New struct.
13523 2007-06-04 Tom Tromey <tromey@redhat.com>
13525 * c-common.c (c_common_get_alias_set): Fix indentation.
13527 2007-06-04 Ian Lance Taylor <iant@google.com>
13529 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13530 to overflow, reduce overflow infinity to regular infinity.
13531 (vrp_var_may_overflow): New static function.
13532 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13534 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13536 * stor-layout.c (layout_type): Remove duplicate code.
13538 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13541 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13542 before build_common_builtin_nodes ().
13544 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13547 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13549 2007-06-04 Jan Hubicka <jh@suse.cz>
13551 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13552 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13553 instead of _stat version.
13555 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13557 PR tree-optimization/32194
13558 * tree-predcom.c (determine_offset): Check that both references have
13561 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13563 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13564 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13565 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13566 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13567 Add argument to iterate_fix_dominators call.
13568 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13569 * gcse.c (hoist_code): Change domby to vector.
13570 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13571 Add argument to iterate_fix_dominators call.
13572 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13573 recompute_dominator.
13574 * lambda-code.c (perfect_nestify): Ditto.
13575 * cfgloopanal.c: Include graphds.h.
13576 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13577 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13578 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13580 * graphds.c: New file.
13581 * graphds.h: New file.
13582 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13583 (get_dominated_by, get_dominated_by_region): Change return type to
13585 (verify_dominators): Recompute all dominators and compare the results.
13586 (recount_dominator): Renamed to ...
13587 (recompute_dominator): ... this. Do not check that the block is
13588 dominated by entry.
13589 (iterate_fix_dominators): Reimplemented.
13590 (prune_bbs_to_update_dominators, root_of_dom_tree,
13591 determine_dominators_for_sons): New functions.
13592 * et-forest.c (et_root): New function.
13593 * et-forest.h (et_root): Declare.
13594 * Makefile.in (graphds.o): Add.
13595 (cfgloopanal.o): Add graphds.h dependency.
13596 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13597 * basic-block.h (get_dominated_by, get_dominated_by_region,
13598 iterate_fix_dominators): Declaration changed.
13599 (recount_dominator): Renamed to ...
13600 (recompute_dominator): ... this.
13601 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13602 (thread_through_all_blocks): Do not free dominance info.
13604 2007-06-03 Andreas Schwab <schwab@suse.de>
13606 * config/m68k/m68k.c (override_options): Don't override
13608 * config/m68k/m68k-modes.def (SF, DF): Define to use
13609 motorola_single_format and motorola_double_format, resp.
13610 * real.c (motorola_single_format): Renamed from
13611 coldfire_single_format.
13612 (motorola_double_format): Renamed from coldfire_double_format.
13613 (encode_ieee_extended): Generate a proper canonical NaN image
13614 respecting canonical_nan_lsbs_set.
13615 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13617 * real.h: Adjust declarations.
13619 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13622 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13623 the symbol is generated with the stack protector.
13625 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13627 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13628 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13630 * doc/extend.texi (interrupt): Mention m68k.
13632 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13634 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13635 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13636 (ix86_expand_sse_pcmpestr): Do not check operands for
13637 "register_operand", when insn operand predicate is "register_operand".
13638 (ix86_expand_sse_pcmpistr): Ditto.
13640 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13641 Uros Bizjak <ubizjak@gmail.com>
13643 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13644 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13645 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13646 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13647 * config/i386/constraints.md ("z"): New register constraint
13648 for members of SSE_FIRST_REG class.
13649 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13650 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13651 SSE_FIRST_REG class.
13652 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13653 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13654 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13655 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13656 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13657 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13658 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13659 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13660 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13661 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13662 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13663 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13664 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13665 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13666 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13667 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13668 (struct builtin_description): Change "flag" field to unsigned.
13669 (bdesc_pcmpestr): New builtin description table.
13670 (bdesc_pcmpistr): Likewise.
13671 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13672 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13673 Initialize pcmp[ei]str[im] insns for SSE4.2.
13674 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13675 (ix86_expand_sse_pcmpistr): Likewise.
13676 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13677 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13678 (UNSPEC_PCMPISTR): Likewise.
13679 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13680 (sse4_2_pcmpestri):New isns pattern.
13681 (sse4_2_pcmpestrm): Likewise.
13682 (sse4_2_pcmpestr_cconly): Likewise.
13683 (sse4_2_pcmpistr): New insn patern and splitter.
13684 (sse4_2_pcmpistri):New isns pattern.
13685 (sse4_2_pcmpistrm): Likewise.
13686 (sse4_2_pcmpistr_cconly): Likewise.
13687 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13690 2007-06-01 David Daney <ddaney@avtrex.com>
13692 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13693 LOADGP_ABSOLUTE and not binds_local_p.
13695 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13697 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13699 2007-06-01 Ian Lance Taylor <iant@google.com>
13701 * tree-vrp.c (compare_name_with_value): Always set
13702 used_strict_overflow if we get a result from the variable itself.
13704 2007-06-01 Ian Lance Taylor <iant@google.com>
13706 PR rtl-optimization/31455
13707 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13708 subregs which have a cast between modes which are not tieable.
13710 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13712 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13713 breaks after return statements.
13715 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13717 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13718 only after no_new_pseudos.
13720 2007-05-31 Eric Christopher <echristo@apple.com>
13722 * expr.c (convert_move): Assert that we don't have a BLKmode
13724 (store_expr): Handle BLKmode moves by calling emit_block_move.
13726 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13728 * c-typeck.c (build_indirect_ref): Include type in error message.
13729 (build_binary_op): Pass types to binary_op_error.
13730 * c-common.c (binary_op_error): Take two type arguments, print out
13732 * c-common.h (binary_op_error): Update prototype.
13734 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13736 * config/i386/i386.c: Correct coments on -mno-sse4.
13738 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13740 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13741 (x86_64-*-*): Likewise.
13742 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13743 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13744 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13745 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13746 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13747 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13748 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13749 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13750 (OPTION_MASK_ISA_SSE4): Likewise.
13751 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13752 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13753 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13754 (override_options): Support SSE4.2.
13755 (ix86_build_const_vector): Support SImode and DImode.
13756 (ix86_build_signbit_mask): Likewise.
13757 (ix86_expand_int_vcond): Support V2DImode.
13758 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13759 (IX86_BUILTIN_CRC32HI): Likewise.
13760 (IX86_BUILTIN_CRC32SI): Likewise.
13761 (IX86_BUILTIN_CRC32DI): Likewise.
13762 (IX86_BUILTIN_PCMPGTQ): Likewise.
13763 (bdesc_crc32): Likewise.
13764 (bdesc_sse_3arg): Likewise.
13765 (ix86_expand_crc32): Likewise.
13766 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13767 (ix86_expand_builtin): Likewise.
13768 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13769 __SSE4_2__ for -msse4.2.
13770 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13771 (CRC32MODE): Likewise.
13772 (crc32modesuffix): Likewise.
13773 (crc32modeconstraint): Likewise.
13774 (sse4_2_crc32<mode>): Likewise.
13775 (sse4_2_crc32di): Likewise.
13776 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13778 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13779 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13780 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13781 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13782 (vcondu<mode>): Likewise.
13783 * doc/extend.texi: Document SSE4.2 built-in functions.
13784 * doc/invoke.texi: Document -msse4.2/-msse4.
13786 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13788 PR tree-optimization/32160
13789 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13790 variable as gimple reg.
13791 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13793 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13795 * gcc.c (main): Don't consider linker options when issuing the
13796 warning about a linker input file not being used.
13798 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13800 * tree-vrp.c (compare_names): Initialize sop.
13802 2007-05-30 Dirk Mueller <dmueller@suse.de>
13804 * cgraphunit.c (cgraph_analyze_function): Remove
13805 computation of inline parameters.
13807 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13809 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13811 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13813 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13814 Add vx-common.h. Include vxworks.h between vx-common.h and
13816 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13818 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13819 (TARGET_ASM_DESTRUCTOR): Likewise.
13820 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13821 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13822 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13823 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13824 (VXWORKS_ENDIAN_SPEC): Define.
13825 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13826 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13827 VXWORKS_* equivalents.
13828 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13829 (ASM_FILE_START): Delete.
13830 (TARGET_VERSION): Reformat.
13831 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13832 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13833 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13834 (FPBIT, DPBIT): Define.
13835 (fp-bit.c, dp-bit.c): New rules.
13836 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13837 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13838 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13839 * config/arm/arm.h: Include vxworks-dummy.h.
13840 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13841 Mark with ATTRIBUTE_UNUSED.
13842 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13843 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13844 make it incompatible with -msingle-pic-base.
13845 (arm_function_ok_for_sibcall): Return false for calls that might
13846 go through a VxWorks PIC PLT entry.
13847 (require_pic_register): New function, split out from...
13848 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13850 (arm_load_pic_register): Handle the VxWorks RTP initialization
13851 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13852 (arm_emit_call_insn): New function.
13853 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13854 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13855 (pic_offset_arm): New pattern.
13856 (call, call_value): Use arm_emit_call_insn.
13857 (call_internal, call_value_internal): New expanders.
13858 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13859 VxWorks unless __PIC__.
13861 2007-05-30 Eric Christopher <echristo@gmail.com>
13863 * genrecog.c: Include regs.h in generated file.
13864 * genemit.c: Ditto. Fix up formatting.
13865 * config/mn10300/constraints.md: New.
13866 * config/mn10300/mn10300.md: Include.
13867 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13868 Fix up for removed macro.
13869 * config/mn10300/predicates.md (call_address_operand): Ditto.
13870 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13871 (CONST_OK_FOR_I): Ditto.
13872 (CONST_OK_FOR_J): Ditto.
13873 (CONST_OK_FOR_K): Ditto.
13874 (CONST_OK_FOR_L): Ditto.
13875 (CONST_OK_FOR_M): Ditto.
13876 (CONST_OK_FOR_N): Ditto.
13877 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13881 (EXTRA_CONSTRAINT): Ditto.
13883 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13885 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13887 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13888 OPTION_MASK_ISA_64BIT.
13889 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13891 2007-05-30 Richard Guenther <rguenther@suse.de>
13893 PR middle-end/32152
13894 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13895 types for comparison.
13896 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13897 with original typed arguments.
13898 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13900 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13902 PR tree-optimization/31769
13903 * except.c (duplicate_eh_regions): Clear prev_try if
13904 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13906 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13908 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13909 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13910 bsi of the location where statements should be inserted.
13911 (sink_code_in_bb): Take bsi from statement_sink_location.
13912 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13913 instead of bsi_start.
13914 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13916 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13917 (bsi_move_before): Document inconsistency with bsi_move_after.
13918 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13920 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13922 * config/i386/i386.h (TARGET_ABM): New define.
13923 (TARGET_POPCNT): Ditto.
13924 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13925 New temporary defines to redefine from OPTION_ISA_* defines.
13926 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13927 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13928 (ix86_isa_flags): New extern int declaration.
13929 (TARGET_SUBTARGET_DEFAULT): New define.
13930 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13931 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13932 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13933 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13934 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13935 * config/i386/darwin.h: Change TARGET_64BIT define to
13938 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13939 using existing "ix86_isa_flags" varible.
13940 (m32, m64): Use existing "ix86_isa_flags" variable.
13941 (mmmx, m3dnow): Ditto.
13942 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13943 (mabm): Define as non-negative option using "x86_abm" variable.
13944 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13946 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13947 Rewrite feature test bitmap.
13948 (ix86_isa_flags): New initialized global int varible.
13949 (ix86_isa_flags_explicit): New static int variable.
13950 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13951 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13952 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13953 target_flags_explicit.
13954 (override_options): Remove "target_enable" and "target_disable" fields
13955 from "struct ptt". Update processor_target_table accordingly. Remove
13956 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13957 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13958 "target_flags" and "ix86_isa_flags_explicit" instead of
13959 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13960 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13961 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13962 to true when either of PTA_POPCNT or PTA_ABM is set in
13963 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13964 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13965 processor_alias_table flags entry. Remove handling of
13966 "target_enable" and "target_disable" fields of processor_target_table.
13967 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13968 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13969 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13970 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13971 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13973 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13975 2007-05-29 David Daney <ddaney@avtrex.com>
13978 * config/mips/mips.c (mips_output_mi_thunk): Emit
13979 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13981 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13982 * config/i386/i386.c (ix86_function_regparm): Added checking of
13983 ix86_force_align_arg_pointer to determine the number of
13984 register parameters.
13986 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13988 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13989 (SET_DR_MISALIGNMENT): New.
13990 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13991 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13992 Use SET_DR_MISALIGNMENT.
13993 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13995 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13996 find_loop_nest): Export.
13997 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13998 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13999 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
14000 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
14002 (struct mem_ref): Add field reuse_distance.
14003 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
14004 Initialize reuse_distance field.
14005 (issue_prefetch_ref): Select temporality of prefetch according to
14007 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
14008 self_reuse_distance, determine_loop_nest_reuse): New functions.
14009 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
14010 (tree_ssa_prefetch_arrays): Dump L2 cache size.
14011 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
14014 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
14016 * tree-ssa-alias.c: Add aliasing overview.
14018 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
14019 Danny Smith <dannysmith@users.sourceforge.net>
14022 * config/i386/t-crtfm: Compile crtfastmath.o with
14023 -minline-all-stringops.
14024 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
14025 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
14027 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14029 * doc/md.texi: Document constraints on HP PA-RISC.
14031 * pa/constraints.md: New file.
14032 * pa.md: Include constraints.md.
14033 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
14034 (integer_store_memory_operand, ldil_cint_p): New functions.
14035 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
14036 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14037 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
14038 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
14039 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
14041 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
14044 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
14045 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
14046 case POSTDECREMENT_EXPR>): Return the error_mark_node
14047 if either the real or imaginary parts would an
14050 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
14052 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
14053 name when we remove it from a call.
14055 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
14057 * targhooks.c (default_narrow_bitfield): Remove.
14058 * targhooks.h: Remove the prototype for
14059 default_narrow_bitfield.
14061 * langhooks-def.h: Remove the prototype for
14062 hook_get_alias_set_0.
14063 * langhooks.c (hook_get_alias_set_0): Remove.
14065 * global.c (EXECUTE_IF_CONFLICT): Remove.
14067 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14070 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
14071 return true when truth_value_p is true and the type
14074 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
14076 * doc/install.texi (Prerequisites): We no longer require Autoconf
14077 2.13 for the top-level.
14079 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
14081 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
14082 memory access via x86_expand_vector_move_misalign() only for
14083 TImode values on 32-bit targets.
14085 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
14087 * matrix-reorg.c: New file. Implement matrix flattening and
14088 transposing optimization.
14089 * tree-pass.h: Add matrix reorg pass.
14090 * common.opt: Add fipa-mreorg flag.
14091 * Makefile.in: Add matrix-reorg.c.
14092 * passes.c: Add matrix reorg pass.
14093 * varpool.c (add_new_static_var): New function.
14094 * cgraph.h (add_new_static_var): Declare.
14096 2007-05-27 Eric Christopher <echristo@apple.com>
14098 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
14099 sp_offset depending on stack size. Save r12 depending
14100 on registers we're saving later.
14101 (rs6000_emit_epilogue): Update sp_offset depending only
14104 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
14106 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
14107 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
14108 * ifcvt.c (if_convert): Ditto.
14109 * tree-ssa-threadupdate.c (thread_block): Ditto.
14110 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
14111 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
14112 verify_loop_closed_ssa): Check number_of_loops instead of
14114 * predict.c (tree_estimate_probability): Ditto.
14115 * tree-if-conv.c (main_tree_if_conversion): Ditto.
14116 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14117 * modulo-sched.c (sms_schedule): Ditto.
14118 * tree-scalar-evolution.c (scev_const_prop): Ditto.
14119 (scev_finalize): Do not do anything if scev analysis was not
14121 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
14122 current_loops == NULL.
14123 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
14124 * loop-init.c (loop_optimizer_init): Do not free current_loops when
14125 there are no loops.
14126 (loop_optimizer_finalize): Assert that loops were analyzed.
14127 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
14128 rtl_doloop): Check number_of_loops instead of current_loops.
14129 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
14130 current_loops == NULL.
14131 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
14132 gate_tree_vectorize tree_linear_transform, check_data_deps,
14133 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
14134 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
14135 Check number_of_loops instead of current_loops.
14136 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
14137 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
14138 free loops if available.
14139 (execute_pre): Do not pass do_fre to fini_pre.
14141 2007-05-27 Tobias Burnus <burnus@net-b.de>
14143 PR middle-end/32083
14144 * real.c (mpfr_from_real): Fix sign of -Inf.
14146 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
14148 * tree-vect-transform.c (vectorizable_conversion): Initialize
14149 tree_code variables to ERROR_MARK.
14150 (vectorizable_type_demotion): Likewise.
14151 (vectorizable_type_promotion): Likewise.
14153 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14156 * config/i386/i386.md (movti): Handle push operands via
14157 ix86_expand_push().
14159 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14161 * basic-block.h: Remove the prototype for merge_seq_blocks.
14162 * cfgcleanup.c (merge_seq_blocks): Remove.
14164 * tree-flow.h: Remove the prototype for is_aliased_with.
14165 * tree-ssa-alias.c (is_aliased_with): Remove.
14167 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
14169 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
14171 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
14173 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
14174 ix86_expand_sse4_unpack if SSE4.1 is enabled.
14175 (vec_unpacks_hi_v16qi): Likewise.
14176 (vec_unpacku_lo_v16qi): Likewise.
14177 (vec_unpacks_lo_v16qi): Likewise.
14178 (vec_unpacku_hi_v8hi): Likewise.
14179 (vec_unpacks_hi_v8hi): Likewise.
14180 (vec_unpacku_lo_v8hi): Likewise.
14181 (vec_unpacks_lo_v8hi): Likewise.
14182 (vec_unpacku_hi_v4si): Likewise.
14183 (vec_unpacks_hi_v4si): Likewise.
14184 (vec_unpacku_lo_v4si): Likewise.
14185 (vec_unpacks_lo_v4si): Likewise.
14187 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
14189 * c-typeck.c, config/arm/arm.c, config/darwin.c,
14190 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
14191 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
14192 follow spelling conventions in various
14193 warning/error/diagnostic messages.
14195 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
14196 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
14197 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
14198 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
14199 tree-vrp.c: Fix comment typos. Follow spelling conventions.
14200 * doc/tm.texi: Follow spelling conventions.
14202 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14205 * tree-ssa-forwprop.c
14206 (forward_propagate_addr_into_variable_array_index): Remove
14207 the lhs argument. Use the type of def_rhs instead of lhs.
14208 (forward_propagate_addr_expr_1): Update use of
14209 forward_propagate_addr_into_variable_array_index.
14211 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
14212 Nigel Stephens <nigel@mips.com>
14214 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
14215 function attributes, "far" being an alias for "long_call".
14216 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
14217 (mips_near_type_p, mips_far_type_p): New.
14218 (mips_comp_type_attributes): New function to check that attributes
14219 attached to a function type are compatible.
14220 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
14221 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
14222 to the target function of the thunk.
14223 (mips_encode_section_info): Check for "near" and "far" function
14224 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
14226 * config/mips/predicates.md (const_call_insn_operand): Test only
14227 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
14229 * doc/extend.texi (Function Attributes): Document MIPS "near" and
14232 * testsuite/gcc.target/mips/near-far-1.c: New test case.
14233 * testsuite/gcc.target/mips/near-far-2.c: New test case.
14234 * testsuite/gcc.target/mips/near-far-3.c: New test case.
14235 * testsuite/gcc.target/mips/near-far-4.c: New test case.
14237 2007-05-25 Eric Christopher <echristo@apple.com>
14239 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
14240 to x86-darwin configurations.
14241 * config/i386/t-darwin: Add softfp support.
14242 * config/i386/t-darwin64: Ditto.
14243 * config/i386/sfp-machine.h: If mach then don't use
14244 aliasing, emit a stub to call.
14246 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
14248 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
14249 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
14250 tree-predcom.c, tree-ssa-alias-warnings.c,
14251 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
14252 comment typos. Follow spelling conventions.
14253 * doc/cpp.texi, doc/invoke.texi: Fix typos.
14255 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
14258 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
14259 constants into memory. Expand unaligned memory references for
14260 SSE modes via x86_expand_vector_move_misalign() function.
14262 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
14264 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
14265 "memory" attribute for "sseishft" type insn without operands[2].
14267 2007-05-25 Dirk Mueller <dmueller@suse.de>
14268 Marcus Meissner <meissner@suse.de>
14270 * doc/extend.texi (alloc_size): New attribute.
14271 * c-common.c (handle_alloc_size_attribute): New.
14272 * tree-object-size.c (alloc_object_size): Use alloc_size
14273 attribute, if available.
14275 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14277 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
14279 (__builtin_ia32_vec_ext_v2di): Likewise.
14280 (__builtin_ia32_vec_ext_v4si): Likewise.
14281 (__builtin_ia32_vec_ext_v8hi): Likewise.
14282 (__builtin_ia32_vec_ext_v16qi): Likewise.
14283 (__builtin_ia32_vec_set_v8hi): Likewise.
14285 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
14287 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
14289 2007-05-25 Richard Sandiford <richard@codesourcery.com>
14291 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
14292 (arm_is_longcall_p): Rename to...
14293 (arm_is_long_call_p): ...this. Take a single tree argument and
14295 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
14296 (CUMULATIVE_ARGS): Remove call_cookie.
14297 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
14298 (ENCODED_LONG_CALL_ATTR_P): Delete.
14299 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
14300 LONG_CALL_FLAG_CHAR cases.
14301 (ARM_DECLARE_FUNCTION_SIZE): Delete.
14302 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
14303 ARM_DECLARE_FUNCTION_SIZE.
14304 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
14305 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
14306 (arm_encode_call_attribute, current_file_function_operand): Delete.
14307 (arm_function_in_section_p): New function.
14308 (arm_is_longcall_p): Rename to...
14309 (arm_is_long_call_p): ...this. Take the target function as a single
14310 argument and return a bool. Do not rely on call cookies. Check
14311 whether the target symbol is in the same section as the current
14312 function, not just the same compilation unit.
14313 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
14314 (arm_encode_section_info): Don't encode a call type.
14315 * config/arm/arm.md (call, call_value): Update calls to
14316 arm_is_long(_)call_p. Simplify logic.
14317 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
14318 Update calls to arm_is_long(_)call_p.
14320 2007-05-25 Richard Guenther <rguenther@suse.de>
14322 PR tree-optimization/31982
14323 * tree-ssa-forwprop.c
14324 (forward_propagate_addr_into_variable_array_index): Handle arrays
14325 with element size one.
14327 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14329 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
14330 (umulsi3_highpart): Likewise.
14332 2007-05-24 Ian Lance Taylor <iant@google.com>
14334 PR rtl-optimization/32069
14335 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
14338 2007-05-24 Ollie Wild <aaw@google.com>
14340 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
14343 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
14345 * postreload-gcse.c (reg_changed_after_insn_p): New function.
14346 (oprs_unchanged_p): Use it to check all registers in a REG.
14347 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14348 (reg_set_between_after_reload_p): Delete.
14349 (reg_used_between_after_reload_p): Likewise.
14350 (reg_set_or_used_since_bb_start): Likewise.
14351 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14352 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14353 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14354 * rtlanal.c (reg_set_p): Check whether REG overlaps
14355 regs_invalidated_by_call, rather than just checking the
14356 membership of REGNO (REG).
14358 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14360 * doc/passes.texi: Document predictive commoning.
14361 * doc/invoke.texi (-fpredictive-commoning): Document.
14362 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14363 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14364 adding indices to the generated name.
14365 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14366 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14367 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14368 (op_symbol_code): ... and exported.
14369 (dump_omp_clause, op_symbol): Use op_symbol_code
14370 instead of op_symbol_1.
14371 * tree-pass.h (pass_predcom): Declare.
14372 * timevar.def (TV_PREDCOM): New timevar.
14373 * tree-ssa-loop.c (run_tree_predictive_commoning,
14374 gate_tree_predictive_commoning, pass_predcom): New.
14375 * tree-data-ref.c (find_data_references_in_loop): Find the
14376 references in dominance order.
14377 (canonicalize_base_object_address): Ensure that the result has
14379 (dr_analyze_innermost): Export.
14380 (create_data_ref): Code to fail for references with invariant
14382 (find_data_references_in_stmt): ... here.
14383 * tree-data-ref.h (dr_analyze_innermost): Declare.
14384 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14385 (aff_combination_find_elt, name_expansion_hash,
14386 name_expansion_eq, tree_to_aff_combination_expand,
14387 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14389 * tree-affine.h (aff_combination_constant_multiple_p,
14390 tree_to_aff_combination_expand): Declare.
14391 * tree-predcom.c: New file.
14392 * common.opt (fpredictive-commoning): New option.
14393 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14394 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14395 * Makefile.in (tree-predcom.o): Add.
14396 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14397 * passes.c (init_optimization_passes): Add dceloop after
14398 copy propagation in loop optimizer. Add predictive commoning
14399 to loop optimizer passes.
14401 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14403 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14406 2007-05-24 Jan Hubicka <jh@suse.cz>
14408 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14410 (genheader): Include statistics.h.
14412 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14414 * print-rtl.c (flag_dump_unnumbered): Update comments.
14415 (print_rtl): Fix my previous change.
14416 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14419 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14421 PR middle-end/32018
14422 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14424 (thread_through_all_blocks): Call initialize_original_copy_tables
14425 and free_original_copy_tables.
14426 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14428 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14429 * cfghooks.c (duplicate_block): Use get_loop_copy.
14430 * cfg.c: Include cfgloop.h.
14431 (loop_copy): New hash table.
14432 (initialize_original_copy_tables): Initialize loop_copy table.
14433 (free_original_copy_tables): Free loop_copy table.
14434 (copy_original_table_clear, copy_original_table_set,
14435 set_loop_copy, get_loop_copy): New functions.
14436 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14437 * cfgloop.h (struct loop): Remove copy field.
14438 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14439 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14441 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14443 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14444 -msse/-msse2/-msse3.
14446 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14449 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14451 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14454 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14455 * targhooks.h (default_mangle_decl_assembler_name): Declare
14457 * targhooks.c (default_mangle_decl_assembler_name): Define
14459 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14461 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14462 * langhooks.c (lhd_set_decl_assembler_name): Call
14463 targetm.mangle_decl_assembler_name for names with global scope.
14465 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14467 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14468 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14470 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14471 New. Factored out of i386_pe_encode_section_info.
14472 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14473 Move check for prior decoration of stdcall
14474 symbols to i386_pe_encode_section_info.
14475 (i386_pe_encode_section_info): Adjust call to
14476 gen_stdcall_or_fastcall_suffix. Use
14477 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14478 (i386_pe_mangle_decl_assembler_name): New. Wrap
14479 i386_pe_maybe_mangle_decl_assembler_name.
14481 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14483 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14484 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14485 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14486 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14487 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14490 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14491 Nigel Stephens <nigel@mips.com>
14492 Richard Sandiford <richard@codesourcery.com>
14494 Fix up MIPS16 hard float and add support for complex.
14496 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14497 (TARGET_SOFT_FLOAT_ABI): New.
14498 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14499 __mips_soft_float to reflect the ABI in use, not whether the
14500 FPU is directly accessible (e.g., in MIPS16 mode).
14501 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14502 (UNITS_PER_FPVALUE): Likewise.
14504 * config/mips/mips.c (mips_expand_call): Remove redundant
14505 TARGET_MIPS16 check.
14506 (mips_arg_regno): New.
14507 (function_arg_advance): When setting bits in cum->fp_code for
14508 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14510 (function_arg): Use mips_arg_regno.
14511 (mips_return_mode_in_fpr_p): New.
14512 (mips16_call_stub_mode_suffix): New.
14513 (mips16_cfun_returns_in_fpr_p): New.
14514 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14515 (mips_output_function_prologue): Test mips16_hard_float, not
14516 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14517 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14518 return value into a floating-point register.
14519 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14520 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14521 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14522 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14523 word of double arguments from or to the high bits of 64-bit
14524 floating point registers.
14525 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14526 (mips16_fpret_double): New helper function.
14527 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14528 support for complex modes. Fill in DECL_RESULT for stubdecl.
14529 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14531 * config/mips/mips16.S
14532 (RET, ARG1, ARG2): New.
14533 (MERGE_GPRf, MERGE_GPRt): New.
14534 (DELAYt, DELAYf): New.
14535 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14536 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14537 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14538 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14539 (SFOP): Renamed to...
14540 (OPSF3): This, and macro-ified. Updated all uses.
14541 (SFOP2): Renamed to...
14542 (OPSF2): This, and macro-ified. Updated all uses.
14543 (SFCMP): Renamed to...
14544 (CMPSF): This, and macro-ified. Updated all uses.
14545 (SFREVCMP): Renamed to...
14546 (REVCMPSF): This, and macro-ified. Updated all uses.
14547 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14548 (LDDBL1, LDDBL2, RETDBL): Deleted.
14549 (DFOP): Renamed to...
14550 (OPDF3): This, and macro-ified. Updated all uses.
14551 (DFOP2): Renamed to...
14552 (OPDF2): This, and macro-ified. Updated all uses.
14553 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14554 (DFCMP): Renamed to...
14555 (CMPDF): This, and macro-ified. Updated all uses.
14556 (DFREVCMP): Renamed to...
14557 (REVCMPDF): This, and macro-ified. Updated all uses.
14558 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14559 (RET_FUNCTION): New.
14560 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14561 (__mips16_ret_sc, __mips16_ret_dc): New.
14562 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14563 STUB_ARGS_6, STUB_ARGS_10): New.
14564 (CALL_STUB_NO_RET): New.
14565 (__mips16_call_stub_1): Macro-ified.
14566 (__mips16_call_stub_5): Macro-ified.
14567 (__mips16_call_stub_2): Macro-ified.
14568 (__mips16_call_stub_6): Macro-ified.
14569 (__mips16_call_stub_9): Macro-ified.
14570 (__mips16_call_stub_10): Macro-ified.
14571 (CALL_STUB_RET): New.
14572 (__mips16_call_stub_sf_0): Macro-ified.
14573 (__mips16_call_stub_sf_1): Macro-ified.
14574 (__mips16_call_stub_sf_5): Macro-ified.
14575 (__mips16_call_stub_sf_2): Macro-ified.
14576 (__mips16_call_stub_sf_6): Macro-ified.
14577 (__mips16_call_stub_sf_9): Macro-ified.
14578 (__mips16_call_stub_sf_10): Macro-ified.
14579 (__mips16_call_stub_df_0): Macro-ified.
14580 (__mips16_call_stub_df_1): Macro-ified.
14581 (__mips16_call_stub_df_5): Macro-ified.
14582 (__mips16_call_stub_df_2): Macro-ified.
14583 (__mips16_call_stub_df_6): Macro-ified.
14584 (__mips16_call_stub_df_9): Macro-ified.
14585 (__mips16_call_stub_df_10): Macro-ified.
14586 (__mips16_call_stub_sc_0): New.
14587 (__mips16_call_stub_sc_1): New.
14588 (__mips16_call_stub_sc_5): New.
14589 (__mips16_call_stub_sc_2): New.
14590 (__mips16_call_stub_sc_6): New.
14591 (__mips16_call_stub_sc_9): New.
14592 (__mips16_call_stub_sc_10): New.
14593 (__mips16_call_stub_dc_0): New.
14594 (__mips16_call_stub_dc_1): New.
14595 (__mips16_call_stub_dc_5): New.
14596 (__mips16_call_stub_dc_2): New.
14597 (__mips16_call_stub_dc_6): New.
14598 (__mips16_call_stub_dc_9): New.
14599 (__mips16_call_stub_dc_10): New.
14601 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14602 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14603 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14605 2007-05-23 Ian Lance Taylor <iant@google.com>
14607 * doc/invoke.texi (Invoking GCC): Document that the order of the
14610 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14613 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14614 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14615 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14619 * config/score/score.c (score_print_operand): Make sure that only
14620 lower bits are used.
14622 2007-05-22 Ian Lance Taylor <iant@google.com>
14624 * tree-vrp.c (avoid_overflow_infinity): New static function,
14625 broken out of set_value_range_to_value.
14626 (set_value_range_to_value): Call avoid_overflow_infinity.
14627 (extract_range_from_assert): Likewise.
14629 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14631 PR middle-end/31095
14632 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14633 change the type before looking for a COMPOUND_EXPR.
14635 2007-05-22 Ian Lance Taylor <iant@google.com>
14637 * lower-subreg.c (decompose_multiword_subregs): If we change an
14638 insn, call remove_retval_note on it.
14640 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14642 * regs.h (end_hard_regno): New function.
14643 (END_HARD_REGNO, END_REGNO): New macros.
14644 (add_to_hard_reg_set): New function.
14645 (remove_from_hard_reg_set): Likewise.
14646 (in_hard_reg_set_p): Likewise.
14647 (overlaps_hard_reg_set_p): Likewise.
14648 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14649 (note_btr_set): Use END_HARD_REGNO.
14650 * caller-save.c (setup_save_areas): Use end_hard_regno.
14651 (mark_set_regs): Use END_HARD_REGNO.
14652 (add_stored_regs): Use end_hard_regno.
14653 (mark_referenced_regs): Use add_to_hard_reg_set.
14654 * combine.c (update_table_tick): Use END_REGNO.
14655 (record_value_for_reg): Likewise.
14656 (record_dead_and_set_regs): Likewise.
14657 (get_last_value_validate): Likewise.
14658 (use_crosses_set_p): Likewise.
14659 (reg_dead_at_p_1): Likewise.
14660 (reg_dead_at_p): Likewise.
14661 (mark_used_regs_combine): Use add_to_hard_reg_set.
14662 (move_deaths): Use END_HARD_REGNO.
14663 (reg_bitfield_target_p): Use end_hard_regno.
14664 (distribute_notes): Use END_HARD_REGNO.
14665 * cse.c (mention_regs): Use END_REGNO.
14666 (insert): Use add_to_hard_reg_set.
14667 (invalidate): Use END_HARD_REGNO.
14668 (invalidate_for_call): Likewise.
14669 (exp_equiv_p): Use END_REGNO.
14670 (cse_insn): Likewise.
14671 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14672 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14673 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14674 * function.c (keep_stack_depressed): Use end_hard_regno.
14675 * global.c (global_alloc): Use end_hard_regno.
14676 (global_conflicts): Use add_to_hard_reg_set instead of
14678 (find_reg): Likewise.
14679 (mark_reg_store): Likewise.
14680 (mark_reg_conflicts): Likewise.
14681 (mark_reg_death): Use remove_from_hard_reg_set.
14682 (mark_reg_live_nc): Delete.
14683 (set_preference): Use end_hard_regno.
14684 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14685 remove_from_hard_reg_set.
14686 (post_mark_life): Use add_to_hard_reg_set.
14687 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14688 (reg_becomes_live): Use add_to_hard_reg_set.
14689 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14690 (peep2_find_free_register): Use add_to_hard_reg_set.
14691 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14692 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14693 * regrename.c (note_sets): Use add_to_hard_reg_set.
14694 (clear_dead_regs): Use remove_from_hard_reg_set.
14695 (regrename_optimize): Use add_to_hard_reg_set.
14696 (find_oldest_value_reg): Use in_hard_reg_set_p.
14697 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14698 (hard_reg_set_here_p): Use end_hard_regno.
14699 (decompose): Likewise.
14700 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14701 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14702 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14703 (mark_home_live): Use end_hard_regno.
14704 (spill_hard_reg): Likewise.
14705 (clear_reload_reg_in_use): Likewise.
14706 * reorg.c (delete_prior_computation): Use END_REGNO.
14707 * resource.c (update_live_status): Use END_HARD_REGNO.
14708 (mark_referenced_resources): Use add_to_hard_reg_set.
14709 (mark_set_resources): Likewise.
14710 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14711 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14712 (reg_overlap_mentioned_p): Likewise.
14713 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14714 (covers_regno_no_parallel_p): Use END_REGNO.
14715 (find_regno_note): Likewise.
14716 (find_reg_fusage): Use END_HARD_REGNO.
14717 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14718 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14720 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14722 * mode-switching.c (reg_dies): Change type of second argument to
14724 (optimize_mode_switching): Update accordingly.
14726 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14728 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14730 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14731 (hard_reg_set_empty_p): ...these new functions.
14732 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14733 GO_IF_HARD_REG_SUBSET.
14734 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14735 instead of GO_IF_HARD_REG_EQUAL.
14736 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14737 instead of GO_IF_HARD_REG_EQUAL.
14738 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14739 GO_IF_HARD_REG_SUBSET.
14740 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14741 GO_IF_HARD_REG_EQUAL.
14742 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14743 of GO_IF_HARD_REG_SUBSET.
14744 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14745 instead of GO_IF_HARD_REG_EQUAL.
14746 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14747 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14748 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14749 of GO_IF_HARD_REG_SUBSET,
14750 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14751 GO_IF_HARD_REG_SUBSET.
14752 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14753 instead of GO_IF_HARD_REG_EQUAL.
14754 * config/sh/sh.c (push_regs, calc_live_regs): Use
14755 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14756 (hard_regs_intersect_p): Delete.
14758 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14760 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14762 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14763 Richard Henderson <rth@redhat.com>
14765 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14767 (x86_64-*-*): Likewise.
14769 * i386/i386-modes.def (V2QI): New.
14771 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14773 (override_options): Support SSE4.1.
14774 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14775 (IX86_BUILTIN_BLENDPS): Likewise.
14776 (IX86_BUILTIN_BLENDVPD): Likewise.
14777 (IX86_BUILTIN_BLENDVPS): Likewise.
14778 (IX86_BUILTIN_PBLENDVB128): Likewise.
14779 (IX86_BUILTIN_PBLENDW128): Likewise.
14780 (IX86_BUILTIN_DPPD): Likewise.
14781 (IX86_BUILTIN_DPPS): Likewise.
14782 (IX86_BUILTIN_INSERTPS128): Likewise.
14783 (IX86_BUILTIN_MOVNTDQA): Likewise.
14784 (IX86_BUILTIN_MPSADBW128): Likewise.
14785 (IX86_BUILTIN_PACKUSDW128): Likewise.
14786 (IX86_BUILTIN_PCMPEQQ): Likewise.
14787 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14788 (IX86_BUILTIN_PMAXSB128): Likewise.
14789 (IX86_BUILTIN_PMAXSD128): Likewise.
14790 (IX86_BUILTIN_PMAXUD128): Likewise.
14791 (IX86_BUILTIN_PMAXUW128): Likewise.
14792 (IX86_BUILTIN_PMINSB128): Likewise.
14793 (IX86_BUILTIN_PMINSD128): Likewise.
14794 (IX86_BUILTIN_PMINUD128): Likewise.
14795 (IX86_BUILTIN_PMINUW128): Likewise.
14796 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14797 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14798 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14799 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14800 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14801 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14802 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14803 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14804 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14805 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14806 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14807 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14808 (IX86_BUILTIN_PMULDQ128): Likewise.
14809 (IX86_BUILTIN_PMULLD128): Likewise.
14810 (IX86_BUILTIN_ROUNDPD): Likewise.
14811 (IX86_BUILTIN_ROUNDPS): Likewise.
14812 (IX86_BUILTIN_ROUNDSD): Likewise.
14813 (IX86_BUILTIN_ROUNDSS): Likewise.
14814 (IX86_BUILTIN_PTESTZ): Likewise.
14815 (IX86_BUILTIN_PTESTC): Likewise.
14816 (IX86_BUILTIN_PTESTNZC): Likewise.
14817 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14818 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14819 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14820 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14821 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14822 (bdesc_ptest): New.
14823 (bdesc_sse_3arg): Likewise.
14824 (bdesc_2arg): Likewise.
14825 (bdesc_1arg): Likewise.
14826 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14828 (ix86_expand_sse_4_operands_builtin): New.
14829 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14830 smaller than 8 bits as the 2nd arg.
14831 (ix86_expand_sse_ptest): New.
14832 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14833 (ix86_expand_vector_set): Support SSE4.1.
14834 (ix86_expand_vector_extract): Likewise.
14836 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14837 __SSE4_1__ for -msse4.1.
14839 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14840 (UNSPEC_INSERTPS): Likewise.
14841 (UNSPEC_DP): Likewise.
14842 (UNSPEC_MOVNTDQA): Likewise.
14843 (UNSPEC_MPSADBW): Likewise.
14844 (UNSPEC_PHMINPOSUW): Likewise.
14845 (UNSPEC_PTEST): Likewise.
14846 (UNSPEC_ROUNDP): Likewise.
14847 (UNSPEC_ROUNDS): Likewise.
14849 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14851 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14852 (const_pow2_1_to_32768_operand): Likewise.
14854 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14857 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14859 (sse4_1_insertps): Likewise.
14860 (*sse4_1_extractps): Likewise.
14861 (sse4_1_ptest): Likewise.
14862 (sse4_1_mulv2siv2di3): Likewise.
14863 (*sse4_1_mulv4si3): Likewise.
14864 (*sse4_1_smax<mode>3): Likewise.
14865 (*sse4_1_umax<mode>3): Likewise.
14866 (*sse4_1_smin<mode>3): Likewise.
14867 (*sse4_1_umin<mode>3): Likewise.
14868 (sse4_1_eqv2di3): Likewise.
14869 (*sse4_1_pinsrb): Likewise.
14870 (*sse4_1_pinsrd): Likewise.
14871 (*sse4_1_pinsrq): Likewise.
14872 (*sse4_1_pextrb): Likewise.
14873 (*sse4_1_pextrb_memory): Likewise.
14874 (*sse4_1_pextrw_memory): Likewise.
14875 (*sse4_1_pextrq): Likewise.
14876 (sse4_1_blendpd): Likewise.
14877 (sse4_1_blendps): Likewise.
14878 (sse4_1_blendvpd): Likewise.
14879 (sse4_1_blendvps): Likewise.
14880 (sse4_1_dppd): Likewise.
14881 (sse4_1_dpps): Likewise.
14882 (sse4_1_movntdqa): Likewise.
14883 (sse4_1_mpsadbw): Likewise.
14884 (sse4_1_packusdw): Likewise.
14885 (sse4_1_pblendvb): Likewise.
14886 (sse4_1_pblendw): Likewise.
14887 (sse4_1_phminposuw): Likewise.
14888 (sse4_1_extendv8qiv8hi2): Likewise.
14889 (*sse4_1_extendv8qiv8hi2): Likewise.
14890 (sse4_1_extendv4qiv4si2): Likewise.
14891 (*sse4_1_extendv4qiv4si2): Likewise.
14892 (sse4_1_extendv2qiv2di2): Likewise.
14893 (*sse4_1_extendv2qiv2di2): Likewise.
14894 (sse4_1_extendv4hiv4si2): Likewise.
14895 (*sse4_1_extendv4hiv4si2): Likewise.
14896 (sse4_1_extendv2hiv2di2): Likewise.
14897 (*sse4_1_extendv2hiv2di2): Likewise.
14898 (sse4_1_extendv2siv2di2): Likewise.
14899 (*sse4_1_extendv2siv2di2): Likewise.
14900 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14901 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14902 (sse4_1_zero_extendv4qiv4si2): Likewise.
14903 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14904 (sse4_1_zero_extendv2qiv2di2): Likewise.
14905 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14906 (sse4_1_zero_extendv4hiv4si2): Likewise.
14907 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14908 (sse4_1_zero_extendv2hiv2di2): Likewise.
14909 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14910 (sse4_1_zero_extendv2siv2di2): Likewise.
14911 (*sse4_1_zero_extendv2siv2di2): Likewise.
14912 (sse4_1_roundpd): Likewise.
14913 (sse4_1_roundps): Likewise.
14914 (sse4_1_roundsd): Likewise.
14915 (sse4_1_roundss): Likewise.
14916 (mulv4si3): Don't expand for SSE4.1.
14917 (smax<mode>3): Likewise.
14918 (umaxv4si3): Likewise.
14919 (uminv16qi3): Likewise.
14920 (umin<mode>3): Likewise.
14921 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14923 * doc/extend.texi: Document SSE4.1 built-in functions.
14925 * doc/invoke.texi: Document -msse4.1.
14927 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14929 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14930 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14931 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14932 (ASM_SPEC): Add asm_pcrel_spec.
14933 (EXTRA_SPECS): Add asm_pcrel_spec.
14935 2007-05-21 David Daney <ddaney@avtrex.com>
14937 * doc/install.texi (Building a cross compiler): Add requirements
14938 for Java cross compiler.
14940 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14942 PR middle-end/31995
14943 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14944 Add loopno argument. Use evolution_function_is_invariant_rec_p
14945 instead of evolution_function_is_constant_p.
14946 Update calls to evolution_function_is_affine_multivariate_p.
14947 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14948 Add loopno argument.
14949 * tree-scalar-evolution.c (gather_chrec_stats): Call
14950 evolution_function_is_affine_multivariate_p with a loop
14952 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14953 (analyze_overlapping_iterations): Likewise.
14954 (access_functions_are_affine_or_constant_p): Likewise.
14955 (build_classic_dist_vector_1): If the access functions
14956 are equal, don't do anything.
14958 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14959 Paolo Carlini <pcarlini@suse.de>
14960 Uros Bizjak <ubizjak@gmail.com>
14962 * c-cppbuiltin.c (c_cpp_builtins): Define
14963 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14964 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14965 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14966 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14968 2007-05-21 Mike Stump <mrs@apple.com>
14970 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14972 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14974 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14976 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14977 implementation if __OPTIMIZE__ is not defined.
14978 (_mm_alignr_pi8): Ditto.
14979 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14980 (_mm_inserti_si64): Ditto.
14981 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14982 (_mm_slli_epi16): Ditto.
14983 (_mm_slli_epi32): Ditto.
14984 (_mm_slli_epi64): Ditto.
14985 (_mm_srai_epi16): Ditto.
14986 (_mm_srai_epi32): Ditto.
14987 (_mm_srli_si128): Ditto.
14988 (_mm_slli_si128): Ditto.
14989 (_mm_srli_epi16): Ditto.
14990 (_mm_srli_epi32): Ditto.
14991 (_mm_srli_epi64): Ditto.
14992 (_mm_extract_epi16): Ditto.
14993 (_mm_insert_epi16): Ditto.
14994 (_mm_shufflehi_epi16): Ditto.
14995 (_mm_shufflelo_epi16): Ditto.
14996 (_mm_shuffle_epi32): Ditto.
14997 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14998 (_m_pextrw): Ditto.
14999 (_mm_insert_pi16): Ditto.
15000 (_m_pinsrw): Ditto.
15001 (_mm_shuffle_pi16): Ditto.
15002 (_m_pshufw): Ditto.
15003 (_mm_shufle_ps): Ditto.
15004 (_mm_prefetch): Ditto.
15006 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
15008 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
15009 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
15010 * real.c (encode_i370_single, decode_i370_single,
15011 encode_i370_double, decode_i370_double): Functions removed.
15012 (i370_single_format, i370_double_format): Initializations removed.
15013 (real_maxval, round_for_format, exact_real_truncate, significand_size):
15014 Consider the log2_b field to always be one.
15015 (ieee_single_format, mips_single_format, coldfire_single_format,
15016 ieee_double_format, mips_double_format, coldfire_double_format,
15017 ieee_extended_motorola_format, ieee_extended_intel_96_format,
15018 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
15019 ibm_extended_format, mips_extended_format, ieee_quad_format,
15020 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
15021 decimal_single_format, decimal_double_format, decimal_quad_format,
15022 c4x_single_format, c4x_extended_format, real_internal_format): Remove
15023 initialization of log2_b.
15024 * real.h (i370_single_format, i370_double_format): Declarations
15026 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
15027 field to always be one.
15029 2007-05-21 Andreas Schwab <schwab@suse.de>
15031 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
15032 NOTE_INSN_BASIC_BLOCK_P.
15033 (process_for_unwind_directive): Likewise.
15035 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
15037 * builtins.c (expand_builtin_setjmp_setup): Update comment.
15038 * function.h (struct function): Move va_list_gpr_size,
15039 va_list_fpr_size, function_frequency to front of bitfields. Add
15041 (current_function_calls_unwind_init): New.
15042 * except.c (expand_builtin_unwind_init): Set
15043 current_function_calls_unwind_init not
15044 current_function_has_nonlocal_label.
15045 * reload1.c (has_nonexceptional_receiver): New.
15046 (reload): Use it and current_function_calls_unwind_init to
15047 determine whether call-saved regs must be saved.
15049 2007-05-20 Jan Hubicka <jh@suse.cz>
15051 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
15052 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15053 * ddg.c (create_ddg): LIkewise.
15054 * final.c (final): Remove hunk moving line number notes around since
15055 they are no longer present at this stage.
15056 (final_scan_insn): Use NOTE_KIND instead of
15057 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15058 (output_asm_label): Likewise.
15059 * reorg.c (dbr_schedule): Likewise.
15060 * haifa-sched.c (unlink_other_notes): Likewise.
15061 * mode-switching.c (optimize_mode_switching): Likewise.
15062 * graph.c (start_bb): Likewise.
15063 * rtl.def (NOTE): Update description.
15064 * jump.c (squeeze_notes): Delete.
15065 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
15066 NOTE_INSN_BASIC_BLOCK_P when possible.
15067 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
15068 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
15069 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
15070 (dwarf2out_var_location): Likewise.
15071 * cfgbuild.c (make_edges): Likewise.
15072 (find_basic_blocks_1): Likewise.
15073 * function.c (reorder_blocks_1): Likewise.
15074 (epilogue_done): Likewise.
15075 (reposition_prologue_and_epilogue_notes): Likewise.
15076 * print-rtl.c (print_rtx): Likewise; drop code for printing
15078 (print_rtl): Likewise.
15079 (print_rtl_single): Likewise.
15080 * gcse.c (insert_insn_start_bb): Likewise.
15081 * alias.c (init_alias_analysis): Likewise.
15082 * calls.c (fixup_tail_calls): Likewise.
15083 * except.c (sjlj_emit_function_enter): Likewise.
15084 * emit-rtl.c (add_insn_after): Likeiwse.
15085 (emit_label_before): Likewise.
15086 (emit_label_after): Likewise.
15087 (emit_note_before, emit_note_after, emit_note): Update
15088 parameter to be enum insn_note; do not deal with source
15090 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
15091 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
15093 (merge_blocks_move_successor_nojumps): Simplify now when
15094 we don't have BLOCK notes.
15095 (try_optimize_cfg): Likewise.
15096 * cfglayout.c (skip_insns_after_block): Likewise.
15097 (record_effective_endpoints): Likewise.
15098 (duplicate_insn_chain): Likewise.
15099 * varasm.c (output_constant_pool_1): Likewise.
15100 * sched-deps.c (sched_analyze): Likewise.
15101 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
15103 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
15104 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
15105 (SET_INSN_DELETED): Simplify.
15106 (NOTE_LINE_NUMBER): Exterminate.
15107 (NOTE_LINE_KIND): New.
15108 (NOTE_INSN_BASIC_BLOCK_P): Update.
15109 (enum insn_note): Simplify.
15110 (GET_NOTE_INSN_NAME) Simplify.
15111 (emit_note_before, emit_note_after, emit_note): Update prototype.
15112 (squeeze_notes): Remove.
15113 * sched-int.h (NOTE_NOT_BB_P): Update.
15114 * resource.c (mark_target_live_regs): Update.
15115 * sched-rgn.c (debug_dependencies): Update.
15116 * sched-vis.c (print_insn): Update.
15117 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
15118 * config/i386/i386.c (ix86_output_function_epilogue): Update.
15119 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
15120 (TARGET_ADJUST_UNROLL_MAX): Likewise.
15121 (split_branches): Update.
15122 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
15124 (sh_adjust_unroll_max): Exterminate.
15125 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
15126 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
15127 (m68hc11_reorg): Likewise.
15128 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
15129 (emit_predicate_relation_info): Update.
15130 (process_for_unwind_directive): Update.
15131 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
15132 (output_call): Update.
15133 * config/pa/pa.c (output_lbranch): Update.
15134 (output_millicode_call): Update.
15135 (output_call): Update.
15136 (pa_combine_instructions): Update.
15137 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
15138 * config/bfin/bfin.c (gen_one_bundle): Update.
15139 * cfgrtl.c (can_delete_note_p): Update.
15140 (delete_insn): Update.
15141 (rtl_merge_blocks): Update.
15142 (commit_one_edge_insertion): Update.
15143 (rtl_verify_flow_info): Update.
15144 * stmt.c (expand_case): Do not call squeeze_notes.
15146 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15153 * c.opt (Wtype-limits): New.
15154 * doc/invoke.texi (Wtype-limits): Document it.
15155 (Wextra): Enabled by -Wextra.
15156 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15157 * c-common.c (shorten_compare): Warn with Wtype-limits.
15159 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15161 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
15162 inlined function, not as a macro.
15163 (_mm_alignr_pi8): Ditto.
15164 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
15165 (_mm_inserti_si64): Ditto.
15166 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
15167 (_mm_extract_epi16): Ditto.
15168 (_mm_insert_epi16): Ditto.
15169 (_mm_shufflehi_epi16): Ditto.
15170 (_mm_shufflelo_epi16): Ditto.
15171 (_mm_shuffle_epi32): Ditto.
15172 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
15173 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
15175 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
15177 (_m_to_float): Use C89 compatible assignment.
15179 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
15182 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
15184 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15187 * doc/invoke.texi (Wreturn-type): Complete description.
15188 (Wextra): Delete item about return-type warning.
15189 * c-decl.c: Delete redundant Wextra warning.
15191 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
15194 * config/i386/pmmintrin.h: Do not include xmmintrin.h
15195 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
15196 inlined function, not as a macro.
15197 (_mm_prefetch): Ditto.
15198 (_m_pextrw): Ditto.
15199 (_mm_insert_pi16): Ditto.
15200 (_m_pinsrw): Ditto.
15201 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
15202 (_m_pshufw): Ditto. Add const to __N argument.
15203 (_mm_shufle_ps): Ditto. Add const to __mask argument.
15204 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
15205 (_mm_slli_epi32): Ditto.
15206 (_mm_srli_si128): Implement as always inlined function, not as a
15207 macro. Add __inline to function declaration.
15208 (_mm_slli_si128): Ditto.
15210 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
15212 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
15213 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
15215 (struct fenv): New structure.
15216 (FP_HANDLE_EXCEPTIONS): New define.
15217 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
15218 (_FP_DECL_EXP): New define.
15219 (FP_INIT_ROUNDMODE): New define.
15220 (FP_ROUNDMODE): New define.
15222 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15224 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
15225 (Wconversion): Update description.
15226 (Wconversion-sign): New.
15227 * c.opt (Wconversion-sign): New.
15228 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
15229 means disabled for C++. Otherwise, take the status of Wconversion.
15230 * c-common.c (conversion_warning): Warn with either Wconversion or
15232 (warnings_for_convert_and_check): Conditions are already checked by
15233 conversion_warning.
15234 (convert_and_check): Don't check warnings if the conversion failed.
15236 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
15237 Anatoly Sokolov <aesok@dol.ru>
15239 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
15240 avr_epilogue_uses) : Add declaration.
15241 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
15242 * config/avr/constraints.md (R): New constraint.
15243 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
15244 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
15245 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
15246 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
15247 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
15248 call_prologue_saves, epilogue_restores, return_from_epilogue,
15249 return_from_main_epilogue, return_from_interrupt_epilogue,
15250 return_from_naked_epilogue, prologue, epilogue): New patterns.
15251 (jump): Handle symbol reference.
15252 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
15253 avr_output_function_prologue, avr_output_function_epilogue): Remove
15255 (avr_init_machine_status, expand_prologue, expand_epilogue,
15256 avr_asm_function_end_prologue, avr_epilogue_uses,
15257 avr_asm_function_begin_epilogue): New functions.
15258 (prologue_size, epilogue_size, jump_tables_size): Remove global
15260 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
15261 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
15262 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
15263 (avr_override_options): Initialise init_machine_status.
15264 (output_movhi): Handle all stack pointer loads.
15265 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
15266 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
15267 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
15268 (EPILOGUE_USES) Redefine.
15269 (machine_function) Declare.
15271 2007-05-19 Richard Sandiford <richard@codesourcery.com>
15273 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
15274 Use a single return statement.
15276 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15278 PR middle-end/30250
15279 * builtins.c (do_mpfr_lgamma_r): New.
15280 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
15281 * tree.h (CASE_FLT_FN_REENT): New.
15283 2007-05-18 Geoffrey Keating <geoffk@apple.com>
15285 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
15286 (output_die): Use 'unsigned long' with %x.
15287 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
15288 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
15289 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
15291 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
15293 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
15298 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
15299 true if function has no argument.
15301 2007-05-18 DJ Delorie <dj@redhat.com>
15303 * config/mips/mips.c (mips_offset_within_alignment_p): New.
15304 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
15306 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15308 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
15309 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
15310 count_trailing_zeros.
15311 (__i386__): Implement count_leading_zeros using __builtin_clz().
15312 Implement count_trailing_zeros usign __builtin_ctz().
15314 2007-05-18 Richard Sandiford <richard@codesourcery.com>
15316 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
15318 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
15320 PR middle-end/31344
15321 * expr.c (emit_move_change_mode): Change mode of push operands here.
15323 2007-05-17 Ian Lance Taylor <iant@google.com>
15325 PR tree-optimization/31953
15326 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
15327 Change all callers.
15328 (set_value_range_to_null): Call set_value_range_to_value.
15329 (extract_range_from_comparison): Likewise.
15331 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15333 * toplev.c (print_version): Output GMP/MPFR version info.
15335 * builtins.c (CASE_MATHFN_REENT): New macro.
15336 (mathfn_built_in): Use it.
15337 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
15338 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
15339 BUILT_IN_LGAMMAL_R): New.
15340 * doc/extend.texi: Document new builtins.
15342 PR middle-end/31796
15343 * builtins.c (do_mpfr_remquo): New.
15344 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
15345 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15347 PR middle-end/30251
15348 * builtins.c (fold_builtin_1): Handle y0, y1.
15349 (fold_builtin_2): Handle yn.
15351 PR middle-end/30251
15352 * builtins.c (do_mpfr_bessel_n): New.
15353 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15354 (fold_builtin_2): Handle BUILT_IN_JN.
15356 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15359 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15360 TYPE_PRECISION (intmax_type_node).
15362 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15365 * reload.c (subst_reloads): Remove checking.
15367 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15369 PR rtl-optimization/31691
15370 * combine.c (simplify_set): Build a new src pattern instead of
15371 substituting its operands in the COMPARE case.
15373 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15375 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15376 (execute_vrp): Preserve loops through jump threading.
15377 * tree-ssa-threadupdate.c (thread_single_edge,
15378 dbds_continue_enumeration_p, determine_bb_domination_status,
15379 thread_through_loop_header): New functions.
15380 (create_edge_and_update_destination_phis,
15381 create_edge_and_update_destination_phis): Set loops for the new blocks.
15382 (prune_undesirable_thread_requests): Removed.
15383 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15385 (thread_block): Do not call prune_undesirable_thread_requests.
15387 (mark_threaded_blocks): Select edges to thread here.
15388 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15389 Thread edges through loop headers independently.
15390 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15391 * tree-pass.h (TODO_mark_first_instance): New.
15392 (first_pass_instance): Declare.
15393 * cfghooks.c (duplicate_block): Put the block to the original loop
15394 if copy is not specified.
15395 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15396 jump threading. Pass may_peel_loop_headers to
15397 thread_through_all_blocks according to first_pass_instance.
15398 * cfgloop.h (create_preheader): Declare.
15399 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15400 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15401 * passes.c (first_pass_instance): New variable.
15402 (next_pass_1): Set TODO_mark_first_instance.
15403 (execute_todo): Set first_pass_instance.
15405 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15407 PR tree-optimization/24659
15408 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15409 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15410 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15411 OTI_vec_pack_ufix_trunc.
15412 (vec_unpacks_float_hi_optab): Define new macro.
15413 (vec_unpacks_float_lo_optab): Ditto.
15414 (vec_unpacku_float_hi_optab): Ditto.
15415 (vec_unpacku_float_lo_optab): Ditto.
15416 (vec_pack_sfix_trunc_optab): Ditto.
15417 (vec_pack_ufix_trunc_optab): Ditto.
15418 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15419 and vec_pack_[s|u]fix_trunc_optab using
15420 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15421 * tree-vectorizer.c (supportable_widening_operation): Handle
15422 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15423 (supportable_narrowing_operation): New function.
15424 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15425 * tree-vect-transform.c (vectorizable_conversion): Handle
15426 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15427 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15428 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15429 to check for target support.
15430 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15431 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15432 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15433 for VEC_PACK_FIX_TRUNC_EXPR.
15434 (expand_binop): Special case mode of the result for
15435 vec_pack_[u|s]fix_trunc_optab.
15436 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15437 vec_pack_[u|s]fix_trunc_optab.
15439 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15440 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15441 * tree-pretty-print.c (dump_generic_node): Handle
15442 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15443 VEC_PACK_FIX_TRUNC_EXPR.
15445 * expr.c (expand_expr_real_1): Ditto.
15446 * tree-inline.c (estimate_num_insns_1): Ditto.
15447 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15449 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15450 (vec_unpacks_float_lo_v8hi): Ditto.
15451 (vec_unpacku_float_hi_v8hi): Ditto.
15452 (vec_unpacku_float_lo_v8hi): Ditto.
15453 (vec_unpacks_float_hi_v4si): Ditto.
15454 (vec_unpacks_float_lo_v4si): Ditto.
15455 (vec_pack_sfix_trunc_v2df): Ditto.
15457 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15459 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15460 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15461 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15462 [vec_pack_ufix_trunc]: Ditto.
15463 [vec_unpacks_float_hi]: Ditto.
15464 [vec_unpacks_float_lo]: Ditto.
15465 [vec_unpacku_float_hi]: Ditto.
15466 [vec_unpacku_float_lo]: Ditto.
15468 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15470 * soft-fp/README: Update for new files.
15471 * soft-fp/floattisf.c: New file.
15472 * soft-fp/floattidf.c: New file.
15473 * soft-fp/floattitf.c: New file.
15474 * soft-fp/floatuntisf.c: New file.
15475 * soft-fp/floatuntidf.c: New file.
15476 * soft-fp/floatuntitf.c: New file.
15477 * soft-fp/fixsfti.c: New file.
15478 * soft-fp/fixdfti.c: New file.
15479 * soft-fp/fixtfti.c: New file.
15480 * soft-fp/fixunssfti.c: New file.
15481 * soft-fp/fixunsdfti.c: New file.
15482 * soft-fp/fixunstfti.c: New file.
15483 * soft-fp/extendxftf.c: New file.
15484 * soft-fp/trunctfxf.c: New file.
15486 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15487 (__trunctfxf2): Ditto.
15489 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15490 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15491 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15492 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15493 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15494 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15496 * config/i386/t-fprules-softfp64: New file.
15497 * config/i386/sfp-machine.h: New file.
15498 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15499 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15500 and soft-fp/t-softfp to tmake_file.
15501 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15502 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15504 * config/i386/t-linux64 (softfp_wrap_start): New.
15505 (softfp_wrap_end): New.
15506 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15507 supported for TARGET_64BIT.
15509 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15511 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15512 c_common_unsigned_type behavior.
15514 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15516 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15519 2007-05-16 Eric Christopher <echristo@apple.com>
15521 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15522 saving after stack push. Set sp_offset whenever we push.
15523 (rs6000_emit_epilogue): Move altivec register restore before
15526 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15528 * configure.ac: Allow sysroots to be relocated under $prefix as
15529 well as $exec_prefix.
15530 * configure: Regenerate.
15532 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15536 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15538 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15539 (gcc_tooldir): Likewise.
15540 * configure: Regenerate.
15541 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15542 old configure.ac gcc_tooldir setting.
15543 (prefix_to_exec_prefix): New variable.
15544 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15545 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15547 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15549 * c-typeck.c (build_binary_op): Return early for error.
15551 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15553 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15554 struct nb_iter_bound.
15555 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15556 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15557 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15558 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15559 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15560 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15561 (del_scev_info): Use ggc_free.
15562 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15563 * loop-init.c: Include ggc.h.
15564 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15565 (loop_optimizer_finalize): Use ggc_free.
15566 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15567 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15568 pass_iv_optimize): Add TODO_ggc_collect.
15569 * function.h (struct function): Remove skip marker from
15571 * cfgloop.c: Include ggc.h.
15572 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15574 (establish_preds): Vector superloops is gc allocated.
15575 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15577 (flow_loops_find): Vector larray is gc allocated.
15578 (loop_exit_free): Use ggc_free.
15579 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15580 that head of exits list is now not a part of struct loop.
15581 (record_loop_exits): Allocate exits table in gc memory.
15582 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15583 that head of exits list is now not a part of struct loop.
15584 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15585 struct loop_exit): Add GTY marker.
15586 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15587 Add skip marker to aux field. Make head of exits list a separate
15589 (struct loops): Add GTY marker. Make larray vector gc allocated.
15590 Add param marker to exits table.
15591 (get_loops): Type changed.
15592 * Makefile.in (tree-scalar-evolution.o): Add
15593 gt-tree-scalar-evolution.h dependency.
15594 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15595 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15596 * basic-block.h (struct basic_block_def): Remove skip marker from
15599 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15601 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15602 of 0 in the call to expand_expr().
15603 (expand_builtin_mathfn_3): Ditto.
15604 (expand_builtin_interclass_mathfn): Ditto.
15605 (expand_builtin_cexpi): Ditto.
15606 (expand_builtin_int_roundingfn): Ditto.
15607 (expand_builtin_int_roundingfn_2): Ditto.
15608 (expand_builtin_pow): Ditto.
15609 (expand_builtin_powi): Ditto.
15610 (expand_builtin_bswap): Ditto.
15611 (expand_builtin_unop): Ditto.
15612 (expand_builtin_fabs): Ditto.
15613 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15614 the call to expand_expr().
15615 (expand_builtin_sync_operation): Ditto.
15616 (expand_builtin_compare_and_swap): Ditto.
15617 (expand_builtin_lock_test_and_set): Ditto.
15618 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15619 instead of 0 in the call to expand_expr().
15620 (expand_builtin_extract_return_addr): Ditto.
15621 (expand_builtin_eh_return): Ditto.
15622 (expand_eh_return): Ditto.
15623 * explow.c (expr_size): Ditto.
15624 * expr.c (optimize_bitfield_assignment_op): Ditto.
15625 (expand_assignement): Ditto.
15626 (store_expr): Ditto.
15627 (store_field): Ditto.
15628 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15629 the call to expand_expr().
15630 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15631 in the call to expand_expr().
15632 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15633 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15634 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15636 * optabs.c (expand_vec_shift_expr): Ditto.
15637 (expand_vec_cond_expr): Ditto.
15638 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15639 call to expand_expr().
15640 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15641 in the call to expand_expr().
15643 2007-05-14 Dave Korn <dave.korn@artimi.com>
15645 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15647 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15649 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15650 instead of c_common_unsigned_type.
15651 (c_common_unsigned_type): Remove.
15652 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15653 c_common_unsigned_type.
15654 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15655 c_common_unsigned_type.
15656 * c-common.h (c_common_unsigned_type): Remove.
15657 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15658 c_common_unsigned_type.
15659 * c-format.c (check_format_types): Use unsigned_type_for instead of
15660 c_common_unsigned_type.
15661 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15662 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15663 of c_common_unsigned_type.
15664 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15665 lang_hooks.types.unsigned_type.
15666 * expmed.c (make_tree): Use unsigned_type_for instead of
15667 lang_hooks.types.unsigned_type.
15668 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15669 lang_hooks.types.unsigned_type.
15670 (build_range_check): Likewise.
15671 (fold_unary): Likewise.
15672 (fold_binary): Likewise.
15673 (fold_ternary): Likewise.
15674 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15675 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15676 * tree.c (get_unsigned_type): New.
15677 (unsigned_type_for): Use get_unsigned_type instead of
15678 lang_hooks.types.unsigned_type.
15680 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15682 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15683 to m68k_get_function_kind. Update its prototype.
15684 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15686 (m68k_interrupt_function_p): Return enum m68k_function_type
15687 instead of bool. Rename to m68k_get_function_kind.
15688 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15689 target is not fido.
15690 (m68k_compute_frame_layout): Don't mark any register for save
15691 if an interrupt_thread attribute is specified.
15692 (m68k_hard_regno_rename_ok): Update a use of
15693 m68k_interrupt_function_p.
15694 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15695 m68k_interrupt_function_p.
15696 (m68k_function_type): New.
15697 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15698 for a function with an interrupt_thread attribute.
15699 * doc/extend.texi: Document the interrupt_thread attribute.
15701 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15703 Fix PR tree-optimization/31911
15704 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15705 if they didn't change the expression.
15707 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15709 * tree-scalar-evolution.c (resolve_mixers): Exported.
15710 * tree-scalar-evolution.h (resolve_mixers): Declare.
15711 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15712 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15713 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15714 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15715 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15716 strip_conversion, analyze_offset_expr, address_analysis,
15717 object_analysis, analyze_offset): Removed.
15718 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15719 split_constant_offset, canonicalize_base_object_address,
15720 object_address_invariant_in_loop_p, disjoint_objects_p,
15721 dr_may_alias_p, dr_address_invariant_p): New functions.
15722 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15723 and dr_analyze_alias.
15724 (initialize_data_dependence_relation): Use dr_may_alias_p
15725 and object_address_invariant_in_loop_p.
15726 (compute_self_dependence): Handle the case when
15727 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15728 (find_data_references_in_stmt): Restrict the analysis of data
15729 references to the given loop nest.
15730 (find_data_references_in_loop): Made static. Pass loop nest to
15731 find_data_references_in_stmt.
15732 (compute_data_dependences_for_loop): Use DR_VOPS.
15733 (free_data_ref): Free DR_VOPS.
15734 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15735 (struct innermost_loop_behavior): ... new.
15736 (struct base_object_info): Replaced by ...
15737 (struct indices): ... new.
15738 (struct dr_alias): New.
15739 (enum data_ref_type): Removed.
15740 (struct data_reference): Consist of struct innermost_loop_behavior,
15741 struct indices and struct dr_alias.
15742 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15743 (DR_MEMTAG): Renamed to ...
15744 (DR_SYMBOL_TAG): ... this.
15745 (find_data_references_in_loop): Declaration removed.
15746 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15747 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15748 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15749 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15751 2007-05-13 Revital Eres <eres@il.ibm.com>
15753 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15754 which walks virtual def-use chains to find redundant stores.
15755 (dse_optimize_stmt): Call it.
15757 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15759 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15760 * passes.c (init_optimization_passes): Move pass_jump_bypass
15763 * basic-block.h (bb_has_eh_pred): Fix style issue.
15765 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15767 PR rtl-optimization/31848
15768 * loop-invariant.c (move_invariant_reg): If we move an insn
15769 with a REG_EQUAL note, and that insn is not always executed,
15770 remove the REG_EQUAL note.
15772 2007-05-12 Richard Guenther <rguenther@suse.de>
15774 PR tree-optimization/31797
15775 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15776 propagate into a stmt that has volatile ops.
15778 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15780 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15781 (gcc_tooldir): Likewise.
15782 * configure: Regenerate.
15783 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15784 old configure.ac gcc_tooldir setting.
15785 (prefix_to_exec_prefix): New variable.
15786 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15787 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15789 2007-05-11 Silvius Rus <rus@google.com>
15791 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15792 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15793 * c-common.h (strict_aliasing_warning): Change return type.
15794 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15795 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15796 (build_c_cast): Condition call to strict_aliasing_warning.
15797 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15798 * flags.h (set_Wstrict_aliasing): Declare.
15799 * opts.c (set_Wstrict_alising): Define, add call to.
15800 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15801 * tree-ssa-alias-warnings.c: New file.
15802 * tree-ssa-alias.c (compute_may_aliases): Add call to
15803 strict_aliasing_warning_backend.
15805 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15807 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15808 Use loop_depth and loop_outer accessor functions.
15809 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15810 determine_invariantness_stmt, move_computations_stmt): Ditto.
15811 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15812 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15813 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15814 * tree-scalar-evolution.c (interpret_loop_phi,
15815 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15816 instantiate_parameters_1, scev_const_prop): Ditto.
15817 * cfghooks.c (make_forwarder_block): Ditto.
15818 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15819 * modulo-sched.c (loop_canon_p): Ditto.
15820 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15821 slpeel_can_duplicate_loop_p): Ditto.
15822 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15823 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15824 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15825 cancel_loop, verify_loop_structure): Ditto.
15826 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15827 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15828 superloops vector instead of "pred" array.
15829 (establish_preds): Take father loop as an argument. Initialize the
15831 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15832 Do not initialize loop->outer.
15833 (flow_loop_tree_node_remove): Truncate the superloops vector.
15834 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15835 "pred" merged to "superloops" vector.
15836 (loop_depth, loop_outer): New.
15837 (fel_init): Use loop_outer.
15839 2007-05-11 Jan Hubicka <jh@suse.cz>
15841 * cgraphunit.c: Include gt-cgraphunit.h
15842 (static_ctors, static_dtors): New static vars.
15843 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15844 based on implementation in c-common.c
15845 (cgraph_finalize_function): Call record_cdtor_fn.
15846 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15847 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15848 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15849 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15850 build_cdtor, c_build_cdtor_fns): Remove.
15851 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15852 c_build_cdtor_fns): Remove prototype.
15854 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15857 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15858 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15859 * builtins.c (fold_builtin_memchr): New.
15860 (expand_builtin_memchr): Call the latter.
15861 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15862 * doc/extend.texi ([Other built-in functions provided by GCC]):
15865 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15867 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15868 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15869 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15870 PFPO_OP1_TYPE_SHIFT): Constants added.
15871 (DFP_ALL): Mode macro defined.
15872 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15873 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15874 Insn definitions added.
15875 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15876 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15879 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15881 PR tree-optimization/31885
15882 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15883 NULL_TREE to be undetermined.
15884 (automatically_generated_chrec_p): Return false for NULL.
15886 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15888 * config/bfin/bfin.h (MOVE_RATIO): Define.
15890 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15892 * config.gcc (sparc-wrs-vxworks): New target.
15893 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15894 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15895 * config/sparc/sparc.h: Include vxworks-dummy.h.
15896 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15897 include LABEL_REFs too.
15898 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15899 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15901 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15903 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15904 (sparc_emit_call_insn): New function.
15905 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15906 functions when generating VxWorks PIC.
15907 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15908 (call, call_value): Use sparc_emit_call_insn instead of
15911 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15913 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15915 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15917 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15918 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15919 split_double instead of operand_subword.
15921 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15923 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15924 * config/bfin/bfin.c (bfin_local_alignment): New function.
15925 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15927 2007-05-08 Chao-ying Fu <fu@mips.com>
15929 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15930 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15931 (smsub_widen_optab, umsub_widen_optab): Define.
15932 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15934 * genopinit.c (optabs): Fill in smsub_widen_optab and
15936 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15937 and umsub_widen_optab to implement multiply-subtract sequences.
15938 * config/mips/mips.md (*msac<u>_di): Rename to...
15939 (<u>msubsidi4): ...this. Extend condition to include
15940 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15941 of operand 0 to "ka" and use the three-operand form of msub<u>
15943 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15946 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15948 PR rtl-optimization/28011
15949 * reload.c (push_reload): Set dont_share if IN appears in OUT
15950 also when IN is a PLUS rtx.
15951 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15954 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15956 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15957 call unshare_all_decls.
15958 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15959 (unshare_all_decls): Remove.
15961 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15964 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15967 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15968 Nigel Stephens <nigel@mips.com>
15970 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15971 Update comments and all uses.
15972 (MIN_FPRS_PER_FMT): Define.
15973 * config/mips/mips.c (function_arg): Fix to correctly handle
15974 the -mips32r2 -mfp64 -mabi=32 case.
15975 (override_options): Enable use of odd-numbered registers for
15976 SFmode values on MIPS32.
15977 (mips_save_reg_p): Save whole floating-point register pair if
15978 either half is used.
15979 (compute_frame_size): Fix comment.
15981 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15983 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15984 argument of type bool.
15985 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15986 argument. Safely select temporary P register according to it.
15987 (do_link): Change call site of add_to_reg accordingly.
15988 (do_unlink): Add epilogue_p as a fourth argument and pass it
15990 (expand_interrupt_handler_epilogue): Change call of do_unlink
15992 (bfin_expand_prologue): Add a third argument sibcall_p.
15993 * config/bfin/bfin.md (epilogue): Change call of
15994 bfin_expand_epilogue accordingly.
15995 (sibcall_epilogue): Likewise.
15996 (eh_return_internal): Likewise.
15998 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15999 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
16000 * config/bfin/bfin.c (bfin_handle_option): Handle
16001 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
16002 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
16003 Support bf534, bf536 and bf561.
16004 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
16006 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.c (ix86_function_regparm): Process local
16010 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
16012 2007-05-07 Mike Stump <mrs@apple.com>
16014 * doc/invoke.texi (Warning Options): Document that -Wempty-body
16015 also checks for and while statements in C++.
16017 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
16019 * gcc.c (at_file_supplied): New variable.
16020 (main): Set it if we expanded argv.
16021 (do_spec_1): Pass an @-file to the linker if we were called with
16022 an @-file argument and HAVE_GNU_LD.
16023 * collect2.c (at_file_supplied): New variable.
16024 (response_file): New variable.
16025 (collect_exit): Unlink response_file if necessary.
16026 (handler): Likewise.
16027 (do_wait): Likewise.
16028 (main): Set at_file_supplied if we expanded argv.
16029 (collect_execute): Pass an @-file to subprocesses if we were called
16030 with an @-file argument.
16031 * configure.ac: Add define for HAVE_GNU_LD.
16032 * configure: Regenerate.
16033 * config.in: Regenerate.
16035 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
16037 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
16038 operand to HI mode.
16043 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
16045 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
16046 (TARGET_ENCODE_SECTION_INFO): Re-define.
16047 (m32c_encode_section_info): New
16048 (function_vector_handler): New
16049 (current_function_special_page_vector): New
16050 (m32c_special_page_vector_p): New.
16051 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
16053 * config/m32c/jump.md: Added instruction JSRS for functions
16054 with attribute "function_vector".
16055 * doc/extend.texi (function_vector): Added description
16056 for M16C, M32C targets.
16058 2007-05-07 DJ Delorie <dj@redhat.com>
16061 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
16062 ashrpsi3, lshrpsi3): Update shift count constraint.
16064 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
16065 Nathan Froyd <froydnj@codesourcery.com>
16068 * c-incpath.c (add_path): Strip trailing path separators.
16070 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
16072 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
16073 Free dominance info before purging EH edges.
16074 (eliminate_degenerate_phis): Likewise.
16075 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
16077 2007-05-07 Jan Hubicka <jh@suse.cz>
16079 * gimplify.c (gimplify_expr): Do not crash when folding
16080 (void *)(int)&a + 4.
16082 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16085 * c-opts.c (lang_fortran): Make it non static.
16086 * c-common.h (lang_fortran): New prototype.
16087 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
16088 -lang-fortran option was passed by the driver.
16090 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
16092 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
16093 of ASSERT_CHECKING. Tweak message.
16095 2007-05-06 Revital Eres <eres@il.ibm.com>
16098 * loop-unroll.c (insert_var_expansion_initialization):
16099 Initialize the expansions with -zero instead of +zero.
16101 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
16103 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
16104 into pic and non-pic versions. Mark r19 as used for
16105 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
16106 for tgd_load, tld_load and tie_load .
16107 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
16108 version of tgd_load, tld_load and tie_load depending on the
16111 2007-05-04 Ulrich Drepper <drepper@redhat.com>
16112 Jakub Jelinek <jakub@redhat.com>
16114 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
16115 (__do_global_dtors_aux): Use more paranoid loop to run
16116 destructors if HIDDEN_DTOR_LIST_END.
16117 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
16119 2007-05-04 Jakub Jelinek <jakub@redhat.com>
16121 * varasm.c (align_variable): Don't increase alignment for
16122 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
16123 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
16125 2007-05-04 Josh Conner <jconner@apple.com>
16127 * basic-block.h (cdi_direction): Assign values to all enumeration
16129 (dom_computed): Remove.
16130 (dom_info_state): New.
16131 (set_dom_info_availability): New.
16132 * tree-ssa-loop-im.c (determine_invariantness): Initialize
16133 walk_data.dom_direction.
16134 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
16135 instead of dom_computed[].
16136 (split_edge): Likewise.
16137 (create_basic_block): Likewise.
16138 (merge_blocks): Likewise.
16139 * ifcvt.c (find_if_header): Likewise.
16140 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
16141 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
16142 * tree-ssa.c (verify_ssa): Likewise.
16143 * tree-cfg.c (tree_verify_flow_info): Likewise.
16144 (remove_edge_and_dominated_blocks): Likewise.
16145 * dominance.c (dom_computed): Make static.
16146 (calc_dfs_tree_nonrec): Change third param to a bool.
16147 (calc_dfs_tree): Change second param to a bool.
16148 (calc_idioms): Change second param to a bool. Use
16149 dom_convert_dir_to_idx.
16150 (init_dom_info): Validate dir before using.
16151 (dom_convert_dir_to_idx): New.
16152 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
16153 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
16154 (free_dominance_info): Use dom_convert_dir_to_idx.
16155 (get_immediate_dominator): Likewise.
16156 (set_immediate_dominator): Likewise.
16157 (get_dominated_by): Likewise.
16158 (redirect_immediate_dominators): Likewise.
16159 (nearest_common_denominator): Likewise.
16160 (dominated_by_p): Likewise.
16161 (bb_dom_dfs_in): Likewise.
16162 (bb_dom_dfs_out): Likewise.
16163 (recount_dominator): Likewise.
16164 (iterate_fix_dominators): Likewise.
16165 (add_to_dominance_info): Likewise.
16166 (delete_from_dominance_info): Likewise.
16167 (first_dom_son): Likewise.
16168 (next_dom_son): Likewise.
16169 (dom_info_available_p): Likewise.
16170 (dom_info_state): New.
16171 (set_dom_info_availability): New.
16173 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16175 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
16177 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
16179 2007-05-04 Bob Wilson <bob.wilson@acm.org>
16181 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
16182 (subdi3, subdi_carry): Delete.
16184 2007-05-04 Jan Hubicka <jh@suse.cz>
16185 Richard Guenther <rguenther@suse.de>
16187 * opts.c (decode_options): Do not fiddle with inlining
16188 parameters in case of optimizing for size.
16189 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
16190 for size do nothing.
16191 (cgraph_decide_inlining_of_small_function): When optimizing for
16192 size never inline functions increasing caller size.
16193 (cgraph_early_inlining): Inline for size when optimizing for size.
16195 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
16197 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
16198 logical operations piecewise.
16199 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
16200 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
16201 subdi_sesidi_di): Delete.
16202 (add_with_carry): Produce carry in CC instead of a DREG to shorten
16203 the generated sequence. Allow three-reg add in constraints. Rewrite
16204 the rtl expression for carry to avoid zero_extend of a constant.
16205 (sub_with_carry): New pattern.
16206 (adddi3, subdi3): Change into define_expand. For subtract, generate a
16207 different sequence not involving jumps.
16208 (notbi): Now a named pattern.
16210 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
16212 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
16213 Add the note about a significant loss of accuracy of some
16214 mathematical routines when these options are used.
16216 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16218 * haifa-sched.c (rtx_vec_t): New typedef.
16219 (contributes_to_priority_p): Extract piece of priority () into new
16221 (priority): Use the function. Add assertion.
16222 (rank_for_schedule, set_priorities): Add assertion to check that
16223 insn's priority is initialized.
16224 (clear_priorities, calc_priorities): Change signature. Make it update
16225 all relevant insns. Update all callers ('add_to_speculative_block ()'
16226 and 'create_block_check_twin ()').
16227 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
16228 Add new field 'priority_status'.
16229 (INSN_PRIORITY_STATUS): New macro.
16230 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
16232 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16234 * sched-ebb.c (debug_ebb_dependencies): New static function.
16235 (init_ready_list): Use it.
16237 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
16238 with changed signature and 'debug_rgn_dependencies ()'.
16239 (debug_rgn_dependencies): New static function.
16240 (init_ready_list): Use it.
16242 * sched-int.h (debug_dependencies): Declare.
16244 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
16246 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
16248 2007-05-04 Dirk Mueller <dmueller@suse.de>
16250 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
16252 2007-05-03 Jan Hubicka <jh@suse.cz>
16254 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
16255 ((T1)X op (T1)Y), for pointer type in more cases than before.
16257 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
16259 * tree-object-size.c (plus_expr_object_size): When operand size is
16260 unknown, return unknown.
16262 2007-05-03 Dirk Mueller <dmueller@suse.de>
16264 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
16266 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
16269 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
16271 2007-05-03 Janis Johnson <janis187@us.ibm.com>
16273 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
16275 2007-05-03 Joseph Myers <joseph@codesourcery.com>
16277 * config/soft-fp/double.h, config/soft-fp/extended.h,
16278 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
16279 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
16280 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
16281 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
16284 2007-05-03 Ian Lance Taylor <iant@google.com>
16286 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
16287 MASK_PPC_GFXOPT for 8540 or 8548.
16289 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16291 * tree-vect-transform.c (vect_update_inits_of_drs): Use
16292 vect_print_dump_info() to output debug information.
16294 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
16297 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
16298 operands of size 2 when operand is not MEM_P.
16300 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16302 PR tree-optimization/30565
16303 * lambda-code.c (perfect_nestify): Fix updating of dominators.
16305 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
16307 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
16308 (umulsi3_highpart): Use them.
16309 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
16310 for final accumulator to D regisster tranfser.
16312 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
16314 PR tree-optimization/31699
16315 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
16317 (vect_enhance_data_refs_alignment): Compute peel amount using
16318 TYPE_VECTOR_SUBPARTS instead of vf.
16319 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
16321 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
16324 * system.h: Remove inclusion of double-int.h
16325 * tree.h: Include double-int.h
16326 * gengtype.c: Likewise
16327 * cfgloop.h: Likewise
16328 * Makefile.in: Adjust dependencies on double-int.h
16330 2007-05-02 Eric Christopher <echristo@apple.com>
16332 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
16333 -shared to -Zdynamiclib.
16335 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
16338 * c-common.c (strip_pointer_or_array_types): New function.
16339 * c-common.h (strip_pointer_or_array_types): New function declaration.
16341 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
16343 PR tree-optimization/31771
16344 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
16346 2007-05-02 Paul Brook <paul@codesourcery.com>
16348 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16350 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16352 PR middle-end/29715
16353 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16356 2007-05-02 Nick Clifton <nickc@redhat.com>
16358 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16360 2007-05-02 Richard Guenther <rguenther@suse.de>
16362 PR tree-optimization/31146
16363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16364 argument, single_use_p. If we have a single use that is
16365 a conversion to the definition rhs type, propagate that rhs.
16366 (forward_propagate_addr_expr): Pass single_use_p argument
16367 to forward_propagate_addr_expr_1.
16369 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16374 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16376 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16377 'AMD Family 10 core'.
16379 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16381 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16382 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16383 with SSE3 instruction set support.
16384 * doc/invoke.texi: Likewise.
16386 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16388 * config/i386/i386.c (override_options): Tuning 32-byte loop
16389 alignment for amdfam10 architecture. Increasing the max loop
16390 alignment to 24 bytes.
16392 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16394 * config/m68k/constraints.md: New.
16395 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16396 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16397 EXTRA_CONSTRAINT): Remove.
16398 * config/m68k/m68k.md: Include constraints.md.
16399 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16401 2007-05-01 Ian Lance Taylor <iant@google.com>
16403 PR tree-optimization/31739
16404 * tree-vrp.c (vrp_val_is_max): New static function.
16405 (vrp_val_is_min): New static function.
16406 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16408 (set_value_range): Use vrp_val_is_{max,min}.
16409 (extract_range_from_assert): Likewise.
16410 (extract_range_from_binary_expr): Likewise.
16411 (extract_range_from_unary_expr): Likewise.
16412 (dump_value_range, vrp_meet): Likewise.
16413 (vrp_visit_phi_node): Likewise.
16414 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16416 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16418 * config/i386/gmon-sol2.c (size_t): New type.
16419 (intptr_t): Likewise.
16420 (s_textsize): Declare as size_t.
16422 (monstartup): Use size_t for sizes.
16423 (_mcount): Save and restore registers.
16424 (internal_mcount): Pass 0 as the first argument to monstartup
16426 (moncontrol): Convert pointer to appropriately sized integer
16427 before passing to profil.
16429 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16431 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16432 __NO_FPRS__, not just if _SOFT_DOUBLE.
16433 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16434 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16435 also for E500 double.
16436 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16437 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16440 2007-05-01 Richard Guenther <rguenther@suse.de>
16442 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16445 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16447 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16449 2007-05-01 Jan Hubicka <jh@suse.cz>
16451 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16454 2007-05-01 Jan Hubicka <jh@suse.cz>
16456 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16457 (maybe_fold_offset_to_reference): Declare.
16458 * fold-const.c (fold_unary): Do not fold
16459 (type *)&A into &A->field_of_type_and_offset_0
16460 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16461 size is unknown, give up.
16462 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16464 (maybe_fold_offset_to_reference): New.
16465 (maybe_fold_stmt_indirect): Use it.
16466 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16467 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16469 (gimplify_expr): Likewise for plus_expr.
16471 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16473 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16474 bsi_after_labels. Always insert statements before bsi.
16475 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16476 * predict.c (apply_return_prediction): Check for empty blocks.
16477 * cfgexpand.c (lab_rtx_for_bb): New variable.
16478 (label_rtx_for_bb): Do not create new tree labels.
16479 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16480 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16481 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16483 (label_for_bb): Add field used.
16484 (update_eh_label, main_block_label): Mark the label used.
16485 (cleanup_dead_labels): Remove unused labels.
16487 2007-05-01 Richard Guenther <rguenther@suse.de>
16489 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16490 if it is not about to be set.
16491 (get_value_range): Do not pre-allocate equiv bitmap.
16492 (update_value_range): No need to clear equiv field.
16493 (add_equivalence): Change prototype to get bitmap pointer.
16494 Allocate bitmap here if it is not already.
16495 (extract_range_from_assert): Do not allocate bitmap here.
16496 Update callers to add_equivalence.
16497 (extract_range_from_ssa_name): Likewise.
16498 (get_vr_for_comparison): New static helper.
16499 (compare_name_with_value): Handle NULL equiv bitmap by
16500 peeling the first iteration of the comparison loop.
16501 Use get_vr_for_comparison.
16502 (compare_names): Handle NULL equiv bitmaps by using fake
16503 ones. Use get_vr_for_comparison.
16505 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16507 * double-int.c (mpz_set_double_int): Moved from
16508 tree-ssa-loop-niter.c.
16509 (mpz_get_double_int): Likewise; also, add option to wrap
16510 out-of-range integers.
16511 * double-int.h: New prototypes for above.
16512 * tree.c (get_static_type_bounds): Moved from
16513 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16514 TYPE_MAX_VALUE if they exist..
16515 * tree.h: New prototype for above.
16516 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16517 get_type_bounds calls.
16518 (mpz_set_double_int): Move to double-int.c.
16519 (get_type_bounds): Move to tree.c, rename to
16520 get_static_type_bounds.
16521 (mpz_to_double_int): Move to double-int.c, rename to
16522 mpz_get_double_int.
16524 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16526 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16527 DIV0 exception can fall through to a normal return.
16529 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16531 PR middle-end/22156
16532 Temporarily revert:
16533 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16534 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16535 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16536 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16537 initialize align to silence bogus warning.
16538 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16539 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16541 (struct sra_walk_fns): Remove use_all parameter from use.
16542 (sra_hash_tree): Handle BIT_FIELD_REFs.
16543 (sra_elt_hash): Don't hash bitfld blocks.
16544 (sra_elt_eq): Skip them in parent compares as well. Handle
16546 (sra_walk_expr): Don't maintain or pass down use_all_p.
16547 (scan_use): Remove use_all parameter.
16548 (scalarize_use): Likewise. Re-expand assignment to
16549 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16550 output, and re-scalarize after output. Don't mark anything
16552 (scalarize_ldst): Adjust.
16553 (scalarize_walk_gimple_modify_statement): Likewise.
16554 (build_element_name_1): Handle BIT_FIELD_REFs.
16555 (instantiate_element): Don't warn for any element whose parent
16556 is used as a whole.
16557 (instantiate_missing_elements_1): Return the sra_elt.
16558 (canon_type_for_field): New.
16559 (try_instantiate_multiple_fields): New.
16560 (instantiate_missing_elemnts): Use them.
16561 (mark_no_warning): Removed.
16562 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16563 (REPLDUP, sra_build_elt_assignment): New.
16564 (generate_copy_inout): Use them.
16565 (generate_element_copy): Likewise. Handle bitfld differences.
16566 (generate_element_zero): Don't recurse for blocks. Use
16567 sra_build_elt_assignment.
16568 (generate_one_element_int): Take elt instead of var. Use
16569 sra_build_elt_assignment.
16570 (generate_element_init_1): Adjust.
16571 (scalarize_use, scalarize_copy): Use REPLDUP.
16572 (scalarize_ldst): Move assert before dereference.
16573 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16575 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16578 * tree.c (reconstruct_complex_type): Reconstruct a reference
16580 Also use the same mode for the pointer as the old pointer type.
16582 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16584 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16587 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16589 PR rtl-optimization/31676
16590 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16591 (df_refs_record): Call it.
16593 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16595 * rtl.def (SS_ABS): New code.
16596 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16597 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16598 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16599 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16600 (bfin_init_builtins): Define them.
16601 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16602 (bfin_expand_builtin): ... and handle the others here.
16603 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16604 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16605 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16606 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16607 operand is only HImode.
16609 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16611 * regclass.c (scan_one_insn): Remove splitting of
16614 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16615 Nigel Stephens <nigel@mips.com>
16617 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16619 2007-04-28 Jan Hubicka <jh@suse.cz>
16621 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16622 insn_locators_alloc instead of insn_locators_initialize;
16623 call reset_block_changes.
16624 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16625 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16626 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16627 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16628 * config/score/score.c (th_output_mi_thunk): Likewise.
16629 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16630 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16631 tolerate uninitialized locator info.
16634 * function.c (init_function_start): Don't init line number info.
16635 (expand_function_end): Update.
16636 (reset_block_changes, record_block_change, finalize_block_changes,
16637 check_block_change, free_block_changes): Kill.
16638 * function.h (reset_block_changes, record_block_change,
16639 finalize_block_changes, check_block_change, free_block_changes):
16641 (struct function): Remove ib_boundaries_block.
16642 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16643 Use curr_insn_locator to initialize locator.
16644 (emit_line_note): Remove.
16645 * cfgexpand.c (expand_gimple_cond_expr): Update.
16646 (construct_exit_block): Likewise.
16647 (tree_expand_cfg): Initialize/finalize locators.
16648 * expr.c (expand_expr_real): Update.
16649 * cfglayout.c (line_locators_locs, line_locators_lines,
16650 file_locators_locs, file_locators_files): Remove.
16651 (set_block_levels): Move to cfgexpand.c.
16652 (insn_locators_initialize): Remove.
16653 (pass_insn_locators_initialize): Remove.
16654 (locations_locators_locs, locations_locators_vals): New static vars.
16655 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16657 (insn_locators_alloc, insn_locators_finalize,
16658 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16660 (locator_location): New.
16661 (locator_line, locator_file): Rewrite.
16662 * rtl.h (emit_line_note): Kill.
16663 (insn_locators_alloc, insn_locators_finalize,
16664 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16666 * tree-inline.c (initialize_cfun): Do not initialize
16667 ib_boundaries_block.
16668 * passes.c (pass_insn_locators_initialize): Remove.
16670 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16672 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16673 info. Update last_basic_block correctly.
16675 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16678 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16679 register itself to hold the offset constant. Tell flow the use
16680 of r4 and r5 when they are used.
16682 2007-04-27 Richard Guenther <rguenther@suse.de>
16684 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16685 if we simplified anything.
16686 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16687 warnings until we did a simplification and the stmt was not
16688 marked as TREE_NO_WARNING.
16690 2007-04-27 Mike Stump <mrs@apple.com>
16692 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16694 2007-04-27 Ian Lance Taylor <iant@google.com>
16696 PR middle-end/31710
16697 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16698 TYPE_MAX_VALUE exist, convert them to the new type.
16700 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16702 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16703 if it claims to be available.
16704 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16705 edge is redirected.
16706 (perform_tree_ssa_dce): Always free postdominators.
16708 2007-04-27 Richard Henderson <rth@redhat.com>
16710 * config/alpha/predicates.md (aligned_memory_operand): Mark
16711 as define_special_predicate.
16712 (unaligned_memory_operand, normal_memory_operand): Likewise.
16713 (reg_or_unaligned_mem_operand): Remove.
16714 (any_memory_operand): Match the documentation and check for
16715 non-renumbered pseudos during reload.
16716 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16717 alpha_secondary_reload_class, update to new interface, make static.
16718 Handle CQImode like HImode. Remove FP subreg check.
16719 (alpha_expand_mov): Use replace_equiv_address.
16720 (alpha_expand_mov_nobwx): Use any_memory_operand.
16721 (TARGET_SECONDARY_RELOAD): New.
16722 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16723 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16724 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16725 * config/alpha/alpha.md: ... here.
16726 (RELOAD12, reloadmode): New.
16728 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16729 Don't handle the aligned case here.
16730 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16731 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16732 reload_inhi_help. Don't expect a scratch register.
16733 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16735 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16737 2007-04-27 Richard Guenther <rguenther@suse.de>
16739 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16741 2007-04-27 Richard Guenther <rguenther@suse.de>
16743 PR tree-optimization/30965
16744 PR tree-optimization/30978
16745 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16746 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16747 (find_equivalent_equality_comparison): Likewise.
16748 (simplify_cond): Likewise.
16749 (get_prop_source_stmt): New helper.
16750 (get_prop_dest_stmt): Likewise.
16751 (can_propagate_from): Likewise.
16752 (remove_prop_source_from_use): Likewise.
16753 (combine_cond_expr_cond): Likewise.
16754 (forward_propagate_comparison): New function.
16755 (forward_propagate_into_cond): Rewrite to use fold for
16757 (tree_ssa_forward_propagate_single_use_vars): Call
16758 forward_propagate_comparison to propagate comparisons.
16760 2007-04-27 Richard Guenther <rguenther@suse.de>
16762 PR tree-optimization/31715
16763 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16764 sure to do computation on the offset in an appropriate
16767 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16769 * reload.h (elimination_target_reg_p): Declare.
16770 * reload.c (find_reloads): Don't apply the reg_rtx move
16771 optimization if the SET_DEST satisfies elimination_target_reg_p.
16772 * reload1.c (elimination_target_reg_p): New function.
16773 (gen_reload): In the move/add2 fallback, make sure that op0
16774 does not overlap the destination register.
16776 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16778 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16779 transform only GIMPLE_MODIFY_STMTs.
16780 * tree-complex.c (expand_complex_operations_1): Ditto.
16781 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16782 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16783 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16785 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16786 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16787 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16788 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16789 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16790 slpeel_add_loop_guard): Ditto.
16791 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16792 * lambda-code.c (perfect_nestify): Ditto.
16793 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16794 before the first statement.
16795 * tree-optimize.c (execute_free_datastructures): Fix comments.
16796 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16797 * tree-flow.h (disband_implicit_edges): Declaration removed.
16798 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16800 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16801 COND_EXPRs without gotos.
16802 (disband_implicit_edges, has_label_p): Removed.
16803 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16804 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16806 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16808 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16809 also for COND_EXPRs.
16810 * cfgexpand.c (label_rtx_for_bb): New function.
16811 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16812 Use label_rtx_for_bb to find the labels.
16813 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16814 last block. Detect fallthru edges.
16816 2007-04-26 Ian Lance Taylor <iant@google.com>
16819 * reload.c (find_reloads_subreg_address): If the address was valid
16820 in the original mode but not in the new mode, reload the whole
16823 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16825 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16826 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16827 (cleanup_control_expr_graph): Do not invalidate dominance info.
16828 Record altered blocks.
16829 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16830 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16831 cleanup_tree_cfg_bb): New functions.
16832 (remove_forwarder_block): Do not maintain the worklist of blocks.
16833 Record altered blocks.
16834 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16835 not over whole cfg.
16836 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16837 delete_unreachable_blocks if dominators are not available.
16838 * tree-inline.c (optimize_inline_calls): Free dominance information
16840 * tree-flow.h (remove_edge_and_dominated_blocks,
16841 cfgcleanup_altered_bbs): Altered.
16842 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16844 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16846 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16847 do not invalidate dominators.
16849 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16851 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16852 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16853 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16854 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16856 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16858 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16860 2007-04-26 Richard Guenther <rguenther@suse.de>
16862 PR tree-optimization/31703
16863 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16864 the right type for the target of the bittest.
16866 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16868 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16869 ix86_sol10_return_in_memory.
16871 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16873 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16876 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16879 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16881 PR tree-optimization/30558
16882 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16883 clear this_state.prev_try.
16885 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16886 Mark Mitchell <mark@codesourcery.com>
16888 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16889 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16890 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16892 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16895 * doc/invoke.texi (%:print-asm-header): Document.
16896 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16898 (static_spec_functions): Add print-asm-header.
16899 (main): Print a banner before the --target-help linker options.
16900 (print_asm_header_spec_function): New function.
16902 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16905 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16906 (movsf_ie): Likewise.
16908 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16910 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16912 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16914 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16915 exception for divide-by-zero.
16916 (__umodsi3, __modsi3): Likewise.
16918 2007-04-25 Dirk Mueller <dmueller@suse.de>
16920 * c-typeck.c (build_compound_expr): Annotate warning()
16921 call with OPT_Wunused_value.
16922 * tree-ssa.c (warn_uninit): Annotate warning with
16924 * c-common.c (handle_sentinel_attribute): Annotate warning
16925 call with OPT_Wattributes.
16927 2007-04-25 Thiemo Seufer <ths@mips.com>
16929 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16930 (mips16): Fix typo.
16931 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16932 on to the assembler. Improve handling of -mno-mips16. Add handling
16933 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16934 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16935 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16936 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16938 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16941 * config/i386/winnt.c (i386_pe_file_end): Strip only
16942 USER_LABEL_PREFIX when writing export name.
16944 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16946 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16947 sh/elf.h, vx-common.h and vxworks.h.
16948 * config/sh/sh.h: Include config/vxworks-dummy.h.
16949 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16950 (OVERRIDE_OPTIONS): Use it.
16951 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16952 (vxworks_picreg): New pattern.
16953 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16954 VXWORKS_OS_CPP_BUILTINS.
16955 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16956 to their VXWORKS_* equivalents.
16957 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16958 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16959 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16960 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16961 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16962 -mrtp/-fPIC multilibs.
16963 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16964 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16965 (MULTILIB_OSDIRNAMES): Delete.
16967 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16970 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16972 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16974 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16975 rounding mode to be specified by the caller.
16976 (real_to_mpfr) Likewise.
16977 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16978 include new arguments.
16979 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16981 2007-04-24 Ian Lance Taylor <iant@google.com>
16983 PR tree-optimization/31605
16984 * tree-vrp.c (set_value_range): Check that min and max are not
16985 both overflow infinities.
16986 (set_value_range_to_value): New static function.
16987 (extract_range_from_binary_expr): Call set_value_range_to_value.
16988 (extract_range_from_cond_expr): Likewise.
16989 (extract_range_from_expr): Likewise.
16990 (extract_range_from_unary_expr): Likewise. Don't create a range
16991 which overflows on both sides.
16992 (vrp_meet): Check for a useless range.
16993 (vrp_visit_phi_node): If we see a constant which looks like an
16994 overflow infinity, turn off the TREE_OVERFLOW flag.
16996 2007-04-24 Ian Lance Taylor <iant@google.com>
16998 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
17000 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
17002 PR diagnostic/25923
17003 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
17004 diagnostic message is being built.
17005 * tree-pretty-print.c (dump_generic_node): Only write the
17006 formatted text into BUFFER's stream if we are not building a
17007 diagnostic message.
17008 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
17010 * Makefile.in (toplev.o): Depend on tree-pass.h.
17012 2007-04-24 Ian Lance Taylor <iant@google.com>
17014 PR tree-optimization/31602
17015 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
17016 conditionals in the copied loop header.
17017 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
17018 warnings if TREE_NO_WARNING is set.
17019 * doc/invoke.texi (Warning Options): Clarify that
17020 -Wstrict-overflow does not warn about loops.
17022 2007-04-24 Janis Johnson <janis187@us.ibm.com>
17024 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
17025 expand on the comment about _Decimal128 arguments and check the
17026 integer result of the modulus operation; for 64-bit ELF ABI, ensure
17027 that _Decimal128 argument uses even/odd register pair.
17028 (function_arg): Ditto.
17030 2007-04-24 Hui-May Chang <hm.chang@apple.com>
17032 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
17033 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
17035 2007-04-24 Richard Guenther <rguenther@suse.de>
17036 Olga Golovanevsky <olga@il.ibm.com>
17038 * fold-const.c (multiple_of_p): Check for bottom
17041 2007-04-24 Richard Henderson <rth@redhat.com>
17043 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
17044 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
17045 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
17046 looking for non-zero bits shifted out. Avoid a recursive call
17047 when constructing the scalar.
17048 (__floatundisf): Likewise.
17050 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
17052 * dwarf2out.c (field_byte_offset): Move the existing logic
17053 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
17054 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
17056 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17059 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
17060 length argument of 0 for memset.
17061 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
17062 unsigned shift instead of the signed variant.
17064 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17066 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
17067 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
17068 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
17069 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
17070 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
17071 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
17072 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
17073 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
17074 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
17075 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
17076 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
17077 "mul<mode>3", "div<mode>3"): Insn definitions added.
17078 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
17079 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
17080 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
17081 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
17082 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
17083 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
17084 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
17085 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
17086 TARGET_FLOAT_FORMAT): Macro definitions removed.
17087 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
17088 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
17089 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
17090 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
17091 (s390_gen_rtx_const_DI): Function removed.
17092 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
17094 2007-04-24 Richard Sandiford <richard@codesourcery.com>
17096 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
17097 over an external ffs function.
17099 2007-04-24 Chao-ying Fu <fu@mips.com>
17100 Richard Sandiford <richard@nildram.co.uk>
17102 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
17103 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
17104 (smadd_widen_optab, umadd_widen_optab): Define.
17105 * optabs.c (init_optabs): Initialize smadd_widen_optab and
17107 * genopinit.c (optabs): Fill in smadd_widen_optab and
17109 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
17110 and umadd_widen_optab to implement multiply-add sequences.
17111 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
17112 (<u>maddsidi4): ...this. Extend condition to include
17113 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
17114 of operand 0 to "ka" and use the three-operand form of madd<u>
17116 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
17118 * config/mips/constraints.md (ka): New register constraint.
17120 2007-04-24 Jan Hubicka <j@suse.cz>
17124 2007-04-23 Jan Hubicka <jh@suse.cz>
17125 * function.c (init_function_start): Don't init line number info.
17126 (expand_function_end): Update.
17127 (reset_block_changes, record_block_change, finalize_block_changes,
17128 check_block_change, free_block_changes): Kill.
17129 * function.h (reset_block_changes, record_block_change,
17130 finalize_block_changes, check_block_change, free_block_changes):
17132 (struct function): Remove ib_boundaries_block.
17133 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17134 Use curr_insn_locator to initialize locator.
17135 (emit_line_note): Remove.
17136 * cfgexpand.c (expand_gimple_cond_expr): Update.
17137 (construct_exit_block): Likewise.
17138 (tree_expand_cfg): Initialize/finalize locators.
17139 * expr.c (expand_expr_real): Update.
17140 * cfglayout.c (line_locators_locs, line_locators_lines,
17141 file_locators_locs, file_locators_files): Remove.
17142 (set_block_levels): Move to cfgexpand.c.
17143 (insn_locators_initialize): Remove.
17144 (pass_insn_locators_initialize): Remove.
17145 (locations_locators_locs, locations_locators_vals): New static vars.
17146 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17148 (insn_locators_alloc, insn_locators_finalize,
17149 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17151 (locator_location): New.
17152 (locator_line, locator_file): Rewrite.
17153 * rtl.h (emit_line_note): Kill.
17154 (insn_locators_alloc, insn_locators_finalize,
17155 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17157 * tree-inline.c (initialize_cfun): Do not initialize
17158 ib_boundaries_block.
17159 * passes.c (pass_insn_locators_initialize): Remove.
17161 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
17163 * doc/invoke.texi: Removed leading '-' from option index entries.
17165 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
17167 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
17169 (create_phi_node): Use set_phi_nodes.
17170 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
17171 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
17172 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
17173 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
17174 (bsi_start, bsi_last): Use bb_stmt_list.
17175 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
17176 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
17177 Traverse the statements using tsi iterator.
17178 * basic-block.h (struct basic_block_def): Fields stmt_list
17179 and phi_nodes moved to ...
17180 (struct tree_bb_info): ... new structure.
17181 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
17182 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
17183 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
17184 (tree_verify_flow_info): Verify that il.tree is not set for
17185 entry and exit block.
17186 (tree_split_block): Use set_bb_stmt_list.
17188 2007-04-23 Mike Stump <mrs@apple.com>
17190 * config/i386/i386.c (ix86_tune_features
17191 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
17194 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17196 * config/i386/i386.md (prefix_extra): New attribute.
17197 (length): Add prefix_extra.
17199 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
17200 (sse2_movntv2di): Likewise.
17201 (sse2_cvtps2dq): Likewise.
17202 (sse2_cvtpd2pi): Likewise.
17203 (sse2_cvttpd2pi): Likewise.
17204 (*sse2_cvtpd2ps): Likewise.
17205 (*add<mode>3): Likewise.
17206 (sse2_ssadd<mode>3): Likewise.
17207 (sse2_usadd<mode>3): Likewise.
17208 (*sub<mode>3): Likewise.
17209 (sse2_sssub<mode>3): Likewise.
17210 (sse2_ussub<mode>3): Likewise.
17211 (*mulv8hi3): Likewise.
17212 (*smulv8hi3_highpart): Likewise.
17213 (*umulv8hi3_highpart): Likewise.
17214 (sse2_umulv2siv2di3): Likewise.
17215 (sse2_pmaddwd): Likewise.
17216 (ashr<mode>3): Likewise.
17217 (lshr<mode>3): Likewise.
17218 (ashl<mode>3): Likewise.
17219 (sse2_ashlti3): Likewise.
17220 (sse2_lshrti3): Likewise.
17221 (*umaxv16qi3): Likewise.
17222 (*smaxv8hi3): Likewise.
17223 (*uminv16qi3): Likewise.
17224 (*sminv8hi3): Likewise.
17225 (sse2_eq<mode>3): Likewise.
17226 (sse2_gt<mode>3): Likewise.
17227 (*and<mode>3): Likewise.
17228 (sse2_nand<mode>3): Likewise.
17229 (*ior<mode>3): Likewise.
17230 (*xor<mode>3): Likewise.
17231 (sse2_packsswb): Likewise.
17232 (sse2_packssdw): Likewise.
17233 (sse2_packuswb): Likewise.
17234 (sse2_punpckhbw): Likewise.
17235 (sse2_punpcklbw): Likewise.
17236 (sse2_punpckhwd): Likewise.
17237 (sse2_punpcklwd): Likewise.
17238 (sse2_punpckhdq): Likewise.
17239 (sse2_punpckldq): Likewise.
17240 (sse2_punpckhqdq): Likewise.
17241 (sse2_punpcklqdq): Likewise.
17242 (*sse2_pinsrw): Likewise.
17243 (*sse2_pextrw): Likewise.
17244 (sse2_pshufd_1): Likewise.
17245 (sse2_uavgv16qi3): Likewise.
17246 (sse2_uavgv8hi3): Likewise.
17247 (sse2_psadbw): Likewise.
17248 (sse2_pmovmskb): Likewise.
17249 (*sse2_maskmovdqu): Likewise.
17250 (*sse2_maskmovdqu_rex64): Likewise.
17251 (sse4a_extrqi): Likewise.
17252 (sse4a_extrq): Likewise.
17253 (sse3_lddqu): Set prefix_rep.
17254 (sse3_addsubv4sf3): Likewise.
17255 (sse3_haddv4sf3): Likewise.
17256 (sse3_hsubv4sf3): Likewise.
17257 (sse_cvtss2si): Likewise.
17258 (sse_cvtss2si_2): Likewise.
17259 (sse_cvtss2siq): Likewise.
17260 (sse_cvtss2siq_2): Likewise.
17261 (sse_cvttss2si): Likewise.
17262 (sse_cvttss2siq): Likewise.
17263 (sse2_cvttps2dq): Likewise.
17264 (sse3_movshdup): Likewise.
17265 (sse3_movsldup): Likewise.
17266 (sse2_cvtsd2si): Likewise.
17267 (sse2_cvtsd2si_2): Likewise.
17268 (sse2_cvtsd2siq): Likewise.
17269 (sse2_cvtsd2siq_2): Likewise.
17270 (sse2_cvttsd2si): Likewise.
17271 (sse2_cvttsd2siq): Likewise.
17272 (*sse2_cvtpd2dq): Likewise.
17273 (*sse2_cvttpd2dq): Likewise.
17274 (sse2_pshuflw_1): Likewise.
17275 (sse2_pshufhw_1): Likewise.
17276 (sse4a_insertqi): Likewise.
17277 (sse4a_insertq): Likewise.
17278 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
17279 (ssse3_phadddv4si3): Likewise.
17280 (ssse3_phaddswv8hi3): Likewise.
17281 (ssse3_phsubwv8hi3): Likewise.
17282 (ssse3_phsubdv4si3): Likewise.
17283 (ssse3_phsubswv8hi3): Likewise.
17284 (ssse3_pmaddubswv8hi3): Likewise.
17285 (ssse3_pmulhrswv8hi3): Likewise.
17286 (ssse3_pshufbv16qi3): Likewise.
17287 (ssse3_psign<mode>3): Likewise.
17288 (ssse3_palignrti): Likewise.
17289 (abs<mode>2): Likewise.
17290 (ssse3_phaddwv4hi3): Set prefix_extra.
17291 (ssse3_phadddv2si3): Likewise.
17292 (ssse3_phaddswv4hi3): Likewise.
17293 (ssse3_phsubwv4hi3): Likewise.
17294 (ssse3_phsubdv2si3): Likewise.
17295 (ssse3_phsubswv4hi3): Likewise.
17296 (ssse3_pmaddubswv4hi3): Likewise.
17297 (ssse3_pmulhrswv4hi3): Likewise.
17298 (ssse3_pshufbv8qi3): Likewise.
17299 (ssse3_psign<mode>3): Likewise.
17300 (ssse3_palignrdi): Likewise.
17301 (abs<mode>2): Likewise.
17302 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
17303 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
17304 (sse2_pmovmskb): Set mode to SI instead of V2DF.
17306 2007-04-23 Nick Clifton <nickc@redhat.com>
17308 * params.def: Fix formatting of emacs local variables.
17310 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
17312 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
17313 move if inter-unit move isn't allowed.
17314 Don't split moving the first element of V2DI to DI to inter-unit
17315 move if inter-unit move isn't allowed.
17317 2007-04-23 Richard Guenther <rguenther@suse.de>
17319 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
17320 and CDI_POST_DOMINATORS separately.
17322 2007-04-23 Nick Clifton <nickc@redhat.com>
17324 * c.opt (Wformat-contains-nul): Add warning attribute.
17326 2007-04-23 Jan Hubicka <jh@suse.cz>
17328 * function.c (init_function_start): Don't init line number info.
17329 (expand_function_end): Update.
17330 (reset_block_changes, record_block_change, finalize_block_changes,
17331 check_block_change, free_block_changes): Kill.
17332 * function.h (reset_block_changes, record_block_change,
17333 finalize_block_changes, check_block_change, free_block_changes):
17335 (struct function): Remove ib_boundaries_block.
17336 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
17337 Use curr_insn_locator to initialize locator.
17338 (emit_line_note): Remove.
17339 * cfgexpand.c (expand_gimple_cond_expr): Update.
17340 (construct_exit_block): Likewise.
17341 (tree_expand_cfg): Initialize/finalize locators.
17342 * expr.c (expand_expr_real): Update.
17343 * cfglayout.c (line_locators_locs, line_locators_lines,
17344 file_locators_locs, file_locators_files): Remove.
17345 (set_block_levels): Move to cfgexpand.c.
17346 (insn_locators_initialize): Remove.
17347 (pass_insn_locators_initialize): Remove.
17348 (locations_locators_locs, locations_locators_vals): New static vars.
17349 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17351 (insn_locators_alloc, insn_locators_finalize,
17352 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17354 (locator_location): New.
17355 (locator_line, locator_file): Rewrite.
17356 * rtl.h (emit_line_note): Kill.
17357 (insn_locators_alloc, insn_locators_finalize,
17358 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17360 * tree-inline.c (initialize_cfun): Do not initialize
17361 ib_boundaries_block.
17362 * passes.c (pass_insn_locators_initialize): Remove.
17364 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17366 PR middle-end/31448
17367 * expr.c (reduce_to_bit_field_precision): Handle
17370 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17372 PR tree-optimization/24659
17373 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17374 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17375 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17376 * genopinit.c (optabs): Rename vec_pack_mod_optab
17377 to vec_pack_trunc_optab.
17378 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17379 early for scalar floating point operands for NOP_EXPR.
17380 (vectorizable_type_promotion): Ditto.
17381 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17382 vec_pack_trunc_optab.
17383 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17385 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17386 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17387 Rename from VEC_PACK_MOD_EXPR.
17388 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17389 * expr.c (expand_expr_real_1): Ditto.
17390 * tree-inline.c (estimate_num_insns_1): Ditto.
17391 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17393 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17394 (vec_unpacks_lo_v4sf): Ditto.
17395 (vec_pack_trunc_v2df): Ditto.
17396 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17397 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17398 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17400 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17402 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17404 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17405 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17406 packing of floating point operands.
17407 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17408 represent unpacking of floating point operands.
17409 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17410 [vec_unpacks_hi]: Ditto.
17411 [vec_unpacks_lo]: Ditto.
17413 2007-04-22 Jan Hubicka <jh@suse.cz>
17415 * final.c (rest_of_handle_final): Call
17416 targetm.asm_out.constructor/targetm.asm_out.destructor
17417 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17418 proper priority via decl_*_priority_insert.
17419 * c-common.c (c_expand_body): Likewise.
17421 2007-04-22 Richard Guenther <rguenther@suse.de>
17423 PR tree-optimization/29789
17424 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17425 (rewrite_reciprocal): New helper split out from
17426 determine_invariantness_stmt.
17427 (rewrite_bittest): Likewise.
17428 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17429 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17432 2007-04-22 Revital Eres <eres@il.ibm.com>
17434 * loop-unroll.c (var_to_expand): New field to support also
17435 insns of the form x = something + x.
17436 (analyze_insn_to_expand_var): Use it.
17437 (expand_var_during_unrolling): Likewise.
17439 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17441 * predict.c: Include pointer-set.h.
17442 (bb_predictions): New variable.
17443 (tree_predicted_by_p, tree_predict_edge,
17444 remove_predictions_associated_with_edge): Use bb_predictions map
17445 instead of bb->predictions.
17446 (clear_bb_predictions, assert_is_empty): New functions.
17447 (combine_predictions_for_bb): Use bb_predictions map. Call
17448 clear_bb_predictions.
17449 (tree_estimate_probability): Create and free bb_predictions map.
17450 * Makefile.in (predict.o): Add pointer-set.h dependency.
17451 * basic-block.h (struct basic_block_def): Remove predictions
17453 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17455 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17458 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17461 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17463 * timevar.c (timevar_print): Change reference of --disable-checking to
17464 --enable-checking=release. Also warn if assert checking is disabled.
17466 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17469 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17470 decl as addressable if the compound literal was marked as
17472 Mark the decl as a gimple register if it is a complex or
17473 vector decl and does not live in memory.
17475 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17477 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17478 (GENERIC_NEXT): New function macro.
17479 (PHI_CHAIN): Use phi_node's new chain variable.
17480 (tree_phi_node): Change tree_common to tree_base
17481 and add the chain field.
17482 * tree-phinodes.c (make_phi_node): Don't set
17483 TREE_TYPE on the new node.
17484 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17485 instead of checking GIMPLE_TUPLE_P in chain_next.
17486 * tree-vect-transform.c
17487 (get_initial_def_for_induction): Look at
17488 PHI_RESULT_TREE for the type of the phi node.
17489 (update_vuses_to_preheader): Use PHI_CHAIN
17490 instead of TREE_CHAIN on the phi node.
17491 * tree-ssa-structalias.c (compute_points_to_sets):
17493 (ipa_pta_execute): Likewise.
17495 2007-04-21 Richard Guenther <rguenther@suse.de>
17497 PR middle-end/31136
17498 * fold-const.c (fold_unary): Call fold_convert_const on the
17501 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17503 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17504 (store_killed_in_pat): New.
17506 2007-04-20 Richard Henderson <rth@redhat.com>
17509 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17510 TREE_LIST with a void_type_node value, not void_list_node exactly.
17512 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17514 * doc/standards.texi: Re-arrange into language-specific
17515 subsections. Add a C++ section, documenting which standards we
17518 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17520 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17521 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17523 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17525 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17526 ecrti.o and crtbegin.o.
17527 (LIB_DEFAULT_SPEC): Include -lc.
17528 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17530 2007-04-20 Richard Henderson <rth@redhat.com>
17533 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17534 argument; update all callers.
17535 (get_unaligned_offset): New.
17536 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17537 get_unaligned_address, just pass on the address directly.
17538 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17539 the subreg in the helper patterns.
17540 (unaligned_extendqidi_le): Use get_unaligned_offset.
17541 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17542 (unaligned_extendhidi_be): Likewise.
17543 (unaligned_extendhidi): Tidy.
17544 * config/alpha/alpha-protos.h: Update.
17546 2007-04-20 Richard Henderson <rth@redhat.com>
17548 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17549 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17550 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17551 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17552 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17553 (CPP_SPEC): Don't include %(cpp_subtarget).
17554 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17555 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17556 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17558 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17560 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17561 for __builtin_ia32_cmpordss.
17563 PR tree-optimization/31632
17564 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17565 and arg1 for optimizations of comparison against min/max values.
17566 Fold arg0 to arg1's type for optimizations of comparison against
17567 min+1 and max-1 values.
17569 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17571 * reload.c (combine_reloads): When trying to use a dying register,
17572 check whether it's uninitialized and don't use if so.
17574 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17576 * fold-const.c: Remove prototypes for native_encode_expr and
17577 native_interpret_expr.
17578 (native_encode_expr): Make non-static.
17579 (native_interpret_expr): Likewise.
17580 * tree.h: Add prototypes for the above.
17582 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17584 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17585 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17586 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17587 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17588 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17589 Add length attributes.
17591 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17593 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17596 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17597 __STDC_WANT_DEC_FP__.
17599 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17601 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17602 for long double compatibility.
17603 * configure: Regenerate.
17605 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17607 PR rtl-optimization/29841
17608 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17610 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17611 that may cause control flow transfer from being moved.
17613 2007-04-18 Jan Hubicka <jh@suse.cz>
17615 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17618 2007-04-18 Eric Christopher <echristo@apple.com>
17620 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17621 only. Update operands.
17622 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17623 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17624 link register to pic register.
17626 2007-04-18 Dirk Mueller <dmueller@suse.de>
17628 PR diagnostic/31227
17629 * tree-vrp.c (search_for_addr_array): New.
17630 (check_array_bounds): Suppress warning about
17631 address taken of array refs if its not de-referenced.
17633 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17635 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17636 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17638 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17639 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17640 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17642 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17644 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17646 (vect_analyze_scalar_cycles): Fix indentation.
17647 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17648 (vect_mark_relevant): Include phis in relevance analysis.
17650 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17652 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17654 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17655 output_operand_lossage().
17657 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17659 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17660 the unused code for reduction without adjust-in-epilog to simplify the
17663 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17665 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17666 (S390_TDC_NEGATIVE_ZERO): New constant.
17667 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17668 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17669 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17670 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17671 (S390_TDC_POSITIVE_INFINITY): New constant.
17672 (S390_TDC_NEGATIVE_INFINITY): New constant.
17673 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17674 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17675 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17676 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17677 (S390_TDC_INFINITY): New constant.
17678 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17679 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17680 optimization for UNSPEC_CCZ_TO_INT.
17681 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17682 ("*ccz_to_int"): New insn.
17683 ("isinf<mode>2"): New insn.
17684 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17685 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17686 (UNSPEC_CCZ_TO_INT): New constant.
17688 2007-04-18 Richard Guenther <rguenther@suse.de>
17690 PR tree-optimization/19431
17691 PR tree-optimization/21463
17692 * tree-pass.h (pass_phiprop): Declare.
17693 * passes.c (init_optimization_passes): New phiprop pass.
17694 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17695 (phivn_valid_p): New helper function.
17696 (phiprop_insert_phi): Likewise.
17697 (propagate_with_phi): Likewise.
17698 (tree_ssa_phiprop): New propagator propagating loads
17699 through phi nodes if profitable.
17701 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17703 * tree-vect-analyze.c (process_use): New function.
17704 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17705 Check phis in all bbs.
17706 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17709 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17711 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17714 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17717 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17720 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17722 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17724 (sse_vmmulv4sf3): Likewise.
17725 (sse2_vmaddv2df3): Likewise.
17726 (sse2_vmmulv2df3): Likewise.
17728 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17730 PR rtl-optimization/31360
17731 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17732 (target_reg_cost): New.
17733 (init_set_costs): Initialize target_reg_cost. Add comments
17734 regarding the rationale of the costs.
17735 (global_cost_for_size): Renamed to...
17736 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17737 of register pressure.
17738 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17739 estimate_reg_pressure_cost. Add number of ivs.
17740 (determine_set_costs): Dump target_reg_cost.
17741 * loop-invariant.c (gain_for_invariant): Use
17742 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17743 (best_gain_for_invariant, find_invariants_to_move): Remove
17745 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17746 (target_reg_cost): Declare.
17747 (global_cost_for_size): Declaration removed.
17748 (estimate_reg_pressure_cost): Declare.
17750 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17752 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17753 regnos into even/odd register pairs.
17754 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17755 TDmode similar to the other floating point modes.
17756 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17757 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17759 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17760 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17761 (movdd_hardfloat64): Use TARGET_MFPGPR.
17763 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17765 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17768 2005-01-05 Richard Henderson <rth@redhat.com>
17770 * reload1.c (do_input_reload): Restrict the optimization deleteing
17771 a previous output reload to RELOAD_FOR_INPUT.
17773 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17775 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17776 induc_vec_info_type.
17777 (vectorizable_induction): New function declaration.
17778 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17779 check if already vectorized. Find first place in BB where new stmts
17780 can be inserted. Takes only one argument.
17781 (vectorizable_induction): New function.
17782 (vect_transform_stmt): Add case for induc_vec_info_type to call
17783 vectorizable_induction.
17784 (vect_transform_loop): Consider phis for vectorization.
17785 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17787 (analyze_operations): Call vectorizable_induction when analyzing phis.
17789 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17790 (vect_mark_relevant): Include phis in relevance analysis.
17791 (vect_mark_stmts_to_be_vectorize): Likewise.
17792 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17794 2007-04-16 Lawrence Crowl <crowl@google.com>
17796 * doc/invoke.texi (Debugging Options): Add documentation for the
17797 -femit-struct-debug options -femit-struct-debug-baseonly,
17798 -femit-struct-debug-reduced, and
17799 -femit-struct-debug-detailed[=...].
17801 * c-opts.c (c_common_handle_option): Add
17802 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17803 and OPT_femit_struct_debug_detailed_.
17804 * c.opt: Add specifications for
17805 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17806 and -femit-struct-debug-detailed[=...].
17807 * opts.c (set_struct_debug_option): Parse the
17808 -femit-struct-debug-... options.
17809 * opts.c (matches_main_base, main_input_basename,
17810 main_input_baselength, base_of_path, matches_main_base): Add
17811 variables and functions to compare header base name to compilation
17813 * opts.c (should_emit_struct_debug): Add to determine to emit a
17814 structure based on the option.
17815 (dump_struct_debug) Also disabled function to debug this
17817 * opts.c (handle_options): Save the base name of the
17820 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17821 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17822 This hook indicates if a type is generic. Set it by default
17823 to "never generic".
17824 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17825 to determine if a struct type is generic or not.
17826 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17827 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17828 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17829 with live C++ hook.
17831 * flags.h (enum debug_info_usage): Add an enumeration to describe
17832 a program's use of a structure type.
17833 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17834 to indicate the program's usage of the type. Filter structs based
17835 on the -femit-struct-debug-... specification.
17836 (gen_type_die): Split into two routines, gen_type_die and
17837 gen_type_die_with_usage. gen_type_die is now a wrapper
17838 that assumes direct usage.
17839 (gen_type_die_with_usage): Replace calls to gen_type_die
17840 with gen_type_die_with_usage adding the program usage of
17841 the referenced type.
17842 (dwarf2out_imported_module_or_decl): Suppress struct debug
17843 information using should_emit_struct_debug when appropriate.
17845 2007-04-16 Ian Lance Taylor <iant@google.com>
17847 PR tree-optimization/31522
17848 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17849 (vrp_initialize): Allocate vr_phi_edge_counts.
17850 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17851 executable edge. Drop test for all constants.
17852 (vrp_finalize): Free vrp_phi_edge_counts.
17854 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17855 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17857 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17858 predecessors at head rather than tail.
17860 2007-04-16 Matthias Klose <doko@debian.org>
17862 * config/alpha/linux.h (CPP_SPEC): Define.
17863 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17865 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17867 * function.h: Remove sequence_stack extern declaration.
17869 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17871 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17873 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17876 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17878 * config/avr/avr.c (avr_arch_types): Rearranging array.
17879 (enum avr_arch): Add.
17880 (avr_mcu_types): Use avr_arch enumeration constants instead of
17882 * config/avr/avr.h (LINK_SPEC): Simplify.
17884 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17886 * config/m68k/m68k.c (m68k_libcall_value,
17887 m68k_function_value): Use macros for register names more.
17889 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17891 (M68K_REGNAME): Use A6_REG.
17892 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17894 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17896 PR middle-end/28071
17897 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17898 'pending_read_list_length' and 'pending_write_list_length'. Update
17900 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17901 to handle two length counters instead of one. Update all uses.
17902 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17903 two length counters instead of one.
17904 * sched-rgn.c (propagate_deps): Update to handle two length counters
17907 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17910 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17911 copy of source, pass it to ix86_expand_vector_set and return
17914 2007-04-16 David Ung <davidu@mips.com>
17915 Joseph Myers <joseph@codesourcery.com>
17917 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17918 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17919 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17920 Add 74K processor information.
17921 * config/mips/mips.md: Include 74k.md.
17922 (cpu): Add 74kc,74kf,74kx.
17923 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17924 * config/mips/74k.md: New.
17925 * doc/invoke.texi (MIPS Options): Document 74K support.
17927 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17929 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17930 vectorizable_* functions.
17931 * tree-vect-transform.c (vectorizable_call): Add check for
17932 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17933 (vectorizable_store): likewise.
17934 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17936 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17937 (vectorizable_type_promotion, vectorizable_load): Likewise.
17938 (vectorizable_live_operation, vectorizable_condition): Likewise.
17939 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17941 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17943 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17945 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17946 register numbers more.
17947 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17948 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17949 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17950 FUNCTION_VALUE_REGNO_P): Likewise.
17951 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17952 STATIC_CHAIN_REGNUM): Likewise.
17953 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17954 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17955 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17956 * config/m68k/m68k.md (FP_REG): New.
17958 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17960 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17963 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17965 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17966 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17969 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17971 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17974 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17977 * c-decl.c (finish_decl): Grab the type of the decl after the call
17978 to store_init_value.
17980 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17982 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17984 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17987 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17988 dominators, post dominators and cleanup cfg before returning.
17990 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17992 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17993 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17995 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17997 * config.gcc: Recognize fido.
17998 * config/m68k/m68k-devices.def (fidoa): New.
17999 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
18001 (FL_FIDOA, TARGET_FIDOA): New.
18002 * config/m68k/m68k.opt (mfidoa): New.
18004 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18006 PR middle-end/31322
18007 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
18008 when a personality function is used.
18010 2007-04-13 Bob Wilson <bob.wilson@acm.org>
18012 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
18014 2007-04-13 Mike Stump <mrs@apple.com>
18016 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
18018 * config/darwin.opt (fapple-kext): Make C++ only.
18019 * config/darwin.c (darwin_override_options): Remove code to ensure
18020 -fapple-kext is given for C++ only.
18022 2007-04-13 Richard Sandiford <richard@codesourcery.com>
18024 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
18025 * config/mips/mips.c (override_options): Call
18026 SUBTARGET_OVERRIDE_OPTIONS, if defined.
18028 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18030 * config/i386/i386.opt (msvr3-shlib): Removed.
18032 * doc/invoke.texi: Remove -msvr3-shlib.
18034 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
18036 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
18037 with "popcnt" instruction.
18039 2007-04-13 Richard Guenther <rguenther@suse.de>
18041 PR tree-optimization/21258
18042 * tree-vrp.c (compare_case_labels): New helper.
18043 (find_switch_asserts): New function.
18044 (find_assert_locations): Call it for SWITCH_EXPRs.
18046 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
18048 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
18049 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
18050 check is now implied in X87_FLOAT_MODE_P.
18051 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18052 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18053 (fix_trunc<mode>_i386_fisttp): Ditto.
18054 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18055 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18056 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18057 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18058 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18059 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18060 (unnamed_splitters): Ditto.
18061 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
18062 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
18063 FIRST_SSE_REG for local functions when SSE math is enabled or
18064 for functions with sseregparm attribute.
18065 (standard_80387_constant_p): Return -1 if mode is not
18067 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
18068 (ix86_expand_compare): Ditto.
18069 (ix86_expand_carry_flag_compare): Ditto.
18070 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
18071 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
18072 DECIMAL_FLOAT_MODE_P.
18073 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
18074 of SCALAR_FLOAT_MODE_P.
18075 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
18076 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
18077 checks before FLOAT_MODE_P.
18078 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
18079 before FLOAT_MODE_P.
18084 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
18086 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
18087 Charles Wilson <libtool@cwilson.fastmail.fm>
18089 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
18090 (libgcc.mvars): Don't depend on them.
18091 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
18092 * exec-tool.in: New.
18094 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
18096 * doc/invoke.text (--help): Document --help=common.
18098 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
18100 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
18102 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18104 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
18105 * genemit.c (main): Emit #include "integrate.h".
18106 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
18107 (LOADGP_RTP): New mips_loadgp_style.
18108 * config/mips/mips.h: Include config/vxworks-dummy.h.
18109 (TARGET_RTP_PIC): New macro.
18110 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
18111 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
18112 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
18113 for TARGET_RTP_PIC.
18114 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
18115 -mvxworks-pic when using -mrtp and a PIC option.
18116 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
18118 (mips_symbolic_constant_p, mips_symbolic_address_p)
18119 (mips_symbol_insns): Handle SYMBOL_HALF.
18120 (override_options): Warn about -G and -mrtp being used together.
18121 Initialize mips_lo_relocs[SYMBOL_HALF].
18122 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
18123 (mips_emit_loadgp): Handle LOADGP_RTP.
18124 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
18125 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
18126 (tablejump): Handle function-relative case table entries if
18128 * config/mips/predicates.md (symbol_ref_operand): New predicate.
18130 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18132 * config/mips/mips.md (load_call<mode>): Allow any general register.
18134 (sibcall_value_internal, sibcall_value_multiple_internal)
18135 (call_value_internal, call_value_split, call_value_multiple_internal)
18136 (call_value_multiple_split): Remove constraints from operand 0.
18138 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18140 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
18141 rather than loadgp_noshared.
18142 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
18143 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
18145 * config/mips/mips.md (loadgp): Rename to...
18146 (loadgp_newabi): ...this.
18147 (loadgp_noshared): Rename to...
18148 (loadgp_absolute): ...this.
18150 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18152 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
18153 false for locally-binding symbols.
18154 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
18156 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18158 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
18159 (SYMBOL_GOT_PAGE_OFST): ...this.
18160 (SYMBOL_GOT_GLOBAL): Rename to...
18161 (SYMBOL_GOT_DISP): ...this.
18162 (SYMBOL_GOTOFF_GLOBAL): Rename to...
18163 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
18164 * config/mips/mips.c (mips_global_symbol_p): New function.
18165 (mips_symbol_binds_local_p): Likewise.
18166 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
18167 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
18168 mips_global_symbol_p and mips_symbol_binds_local_p.
18169 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
18170 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
18171 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
18172 SYMBOL_GOTOFF_DISP.
18173 (mips_ok_for_lazy_binding_p): New function.
18174 (mips_load_call_address, mips_expand_call): Use it.
18175 (mips_dangerous_for_la25_p): Likewise.
18176 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
18177 (*got_disp<mode>): Use got_disp_operand instead of
18178 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
18179 SYMBOL_GOTOFF_GLOBAL.
18180 (*got_page<mode>): Use got_page_ofst_operand instead of
18182 * config/mips/predicates.md (const_call_insn_operand): Use
18183 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
18184 (global_got_operand): Rename to...
18185 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
18187 (local_got_operand): Rename to...
18188 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
18189 of SYMBOL_GOT_LOCAL.
18191 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18193 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
18194 TARGET_CALL_CLOBBERED_GP.
18195 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18196 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
18197 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
18198 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
18199 of TARGET_ABICALLS && !TARGET_NEWABI.
18200 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18201 * config/mips/mips.c (mips_load_call_address): Check
18202 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18203 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18204 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
18205 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
18206 TARGET_ABICALLS && TARGET_NEWABI.
18207 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
18209 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
18210 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
18211 TARGET_ABICALLS && TARGET_NEWABI.
18212 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
18213 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
18214 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
18215 whether indirect calls must use $25.
18216 (mips_extra_live_on_entry): Check TARGET_GOT instead of
18218 * config/mips/mips.md (jal_macro): Check flag_pic and
18219 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
18220 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
18221 instead of TARGET_ABICALLS.
18222 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
18223 TARGET_ABICALLS && TARGET_OLDABI.
18224 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
18225 (sibcall): In the comment above the define_insn, mention
18226 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
18227 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
18228 instead of TARGET_ABICALLS.
18230 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
18232 * doc/md.texi (Blackfin family constraints): Document PA and PB.
18233 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
18234 (MACFLAGS_MATCH_P): New macro.
18235 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
18236 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
18237 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
18238 the other MACFLAG constants.
18239 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
18240 (flag_machi): Tighten constraints. Renumber some of the operands.
18241 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
18243 (flag_machi_parts_acconly): New pattern.
18244 (flag_macinithi): Tighten constraints. Allow any accumulator to be
18246 (flag_macinit1hi): Tighten constraints.
18247 (flag_mul_macv2hi_parts_acconly): New pattern.
18249 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
18250 Use a more efficient implementation.
18251 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
18252 inline sequences when not optimizing for size.
18254 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
18255 movhi_high2low): Delete, merge functionality into...
18256 (packv2hi): ... this pattern.
18258 2007-02-11 Jie Zhang <jie.zhang@analog.com>
18259 * config/bfin/bfin.opt (msim): New option.
18260 (mcpu=): New option.
18261 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
18262 (bfin_cpu_t): Typedef of enum bfin_cpu.
18263 (bfin_cpu_type): New declaration.
18264 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
18265 -msim and -mcpu= options.
18266 (LIB_SPEC): Likewise.
18267 * config/bfin/bfin.c (bfin_cpu_type): Define.
18268 (bfin_handle_option): Handle -mcpu= option.
18269 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
18270 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
18271 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
18273 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18275 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
18276 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
18277 (powerpc-wrs-vxworksae): Use ${tm_file}.
18278 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
18279 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
18280 * config/i386/vx-common.h: New file.
18282 2007-04-12 Richard Sandiford <richard@codesourcery.com>
18284 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
18287 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
18289 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
18292 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
18296 * c-common.c (c_build_qualified_type): Set canonical type
18299 2007-04-12 Richard Guenther <rguenther@suse.de>
18301 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
18302 lower bound and element size if lower bound is not zero
18303 or either of the ARRAY_REF operands is set.
18305 2007-04-12 Richard Guenther <rguenther@suse.de>
18307 PR tree-optimization/24689
18308 PR tree-optimization/31307
18309 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
18311 * gimplify.c (canonicalize_addr_expr): To be consistent with
18312 gimplify_compound_lval only set operands two and three of
18313 ARRAY_REFs if they are not gimple_min_invariant. This makes
18314 it never at this place.
18315 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
18317 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18319 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
18320 null before emitting a .nsubspa directive.
18322 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18324 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
18325 need_to_partition_p if there are no memory statements in the
18328 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18330 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
18331 (gcd_of_steps_may_divide_p): New function.
18332 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
18334 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18336 * reload.c (find_reloads_toplev, find_reloads_address,
18337 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
18338 not a pointer equality test, to decide if we need to call
18339 push_reg_equiv_alt_mem.
18341 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
18343 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
18344 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
18346 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18348 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18350 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18351 vector to be positive.
18353 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18357 * doc/invoke.texi: Document --params max-aliased-vops and
18359 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18360 debug_memory_partitions): Move to tree-flow.h
18361 * params.h (AVG_ALIASED_VOPS): Define.
18362 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18364 (mp_info_t): Likewise.
18365 (get_mem_sym_stats_for): New.
18366 (set_memory_partition): Move from tree-flow-inline.h.
18367 (mark_non_addressable): Only clear the set of symbols for the
18368 partition if it exists.
18369 (dump_memory_partitions): Move from tree-ssa-operands.c
18370 (debug_memory_partitions): Likewise.
18371 (need_to_partition_p): New.
18372 (dump_mem_ref_stats): New.
18373 (debug_mem_ref_stats): New.
18374 (dump_mem_sym_stats): New.
18375 (debug_mem_sym_stats): New.
18376 (update_mem_sym_stats_from_stmt): New.
18377 (compare_mp_info_entries): New.
18378 (mp_info_cmp): Call it.
18379 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18381 (get_mpt_for): Move from tree-ssa-operands.c.
18382 (find_partition_for): New.
18383 (create_partition_for): Remove.
18384 (estimate_vop_reduction): New.
18385 (update_reference_counts): New.
18386 (build_mp_info): New.
18387 (compute_memory_partitions): Refactor.
18388 Document new heuristic.
18389 Call build_mp_info, update_reference_counts,
18390 find_partition_for and estimate_vop_reduction.
18391 (compute_may_aliases): Populate virtual operands before
18392 calling debugging dumps.
18393 (delete_mem_sym_stats): New.
18394 (delete_mem_ref_stats): New.
18395 (init_mem_ref_stats): New.
18396 (init_alias_info): Call it.
18397 (maybe_create_global_var): Remove alias_info argument.
18398 Get number of call sites and number of pure/const call sites
18399 from gimple_mem_ref_stats().
18400 (dump_alias_info): Call dump_memory_partitions first.
18401 (dump_points_to_info_for): Show how many times a pointer has
18403 * opts.c (decode_options): For -O2 set --param
18404 max-aliased-vops to 500.
18405 For -O3 set --param max-aliased-vops to 1000 and --param
18406 avg-aliased-vops to 3.
18407 * fortran/options.c (gfc_init_options): Remove assignment to
18409 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18410 * tree-dfa.c (dump_variable): Dump memory reference
18412 Dump NO_ALIAS* settings.
18413 (referenced_var_lookup): Tidy.
18414 (mem_sym_stats): New.
18415 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18416 and ORIG are different SSA names for a memory partition.
18417 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18418 * tree-flow.h (struct mem_sym_stats_d): Define.
18419 (mem_sym_stats_t): Define.
18420 (struct mem_ref_stats_d): Define.
18421 (struct gimple_df): Add field mem_ref_stats.
18422 (enum noalias_state): Define.
18423 (struct var_ann_d): Add bitfield noalias_state.
18424 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18425 debug_mem_ref_stats, debug_memory_partitions,
18426 debug_mem_sym_stats): Declare.
18427 * tree-ssa-structalias.c (update_alias_info): Update call
18428 sites, pure/const call sites and asm sites in structure
18429 returned by gimple_mem_ref_stats.
18430 Remove local variable IS_POTENTIAL_DEREF.
18431 Increase NUM_DEREFS if the memory expression is a potential
18433 Call update_mem_sym_stats_from_stmt.
18434 If the memory references memory, call
18435 update_mem_sym_stats_from_stmt for all the direct memory
18436 symbol references found.
18437 (intra_create_variable_infos): Set noalias_state field for
18438 pointer arguments according to the value of
18439 flag_argument_noalias.
18440 * tree-ssa-structalias.h (struct alias_info): Remove fields
18441 num_calls_found and num_pure_const_calls_found.
18442 (update_mem_sym_stats_from_stmt): Declare.
18443 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18444 Set default value to 100.
18445 (PARAM_AVG_ALIASED_VOPS): Define.
18447 2007-04-11 Richard Guenther <rguenther@suse.de>
18449 PR middle-end/31530
18450 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18451 a * -b + c as c - a * b if we honor sign dependent rounding.
18453 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18455 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18456 bfin_expand_strmov.
18457 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18458 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18460 (initialize_trampoline): Don't use old-style function definition.
18461 (bfin_secondary_reload): Mark IN_P argument as unused.
18463 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18465 PR tree-optimization/31343
18466 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18467 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18468 * testsuite/gcc.dg/vect/pr31343.c: New.
18470 2007-04-10 Eric Christopher <echristo@apple.com>
18472 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18473 * config/i386/i386.md (*cmpfp0): Use.
18474 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18475 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18476 (fix_trunc<mode>_i386_fisttp): Ditto.
18477 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18478 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18479 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18480 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18481 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18482 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18483 (unnamed_splitters): Ditto.
18484 * config/i386/i386.c (output_fix_trunc): Assert that
18485 we're not being passed a TFmode operand.
18487 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18489 PR tree-optimization/31526
18490 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18491 n_basic_blocks to find newly added blocks.
18493 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18495 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18497 (fix_trunc<mode>si_sse): Ditto.
18498 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18499 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18500 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18501 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18502 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18503 expander using SSEMODEF mode macro.
18504 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18505 expander using SSEMODEF mode macro.
18506 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18507 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18508 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18509 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18510 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18511 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18512 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18513 Macroize insn using X87MODEF mode macro.
18515 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18517 * config/i386/sse.md (sse2_pinsrw): Removed.
18518 (sse2_pextrw): Renamed to ...
18519 (*sse2_pextrw): This.
18521 2007-04-09 Jan Hubicka <jh@suse.cz>
18524 * config/i386/sse.md
18525 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18526 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18527 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18528 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18530 2007-04-09 Jan Hubicka <jh@suse.cz>
18532 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18533 multiple fields of union.
18535 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18537 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18538 (create_preheaders): Check that loops are available.
18539 (fix_loop_structure): Clean up, improve comments.
18540 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18541 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18543 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18544 * predict.c (tree_estimate_probability): Do not call
18545 calculate_dominance_info. Call create_preheaders.
18546 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18547 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18549 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18550 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18551 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18552 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18555 2007-04-08 Jan Hubicka <jh@suse.cz>
18557 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18558 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18559 * fold-const.c (fold_unary): Use it.
18561 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18563 * varasm.c (assemble_variable): Remove call to
18564 lang_hooks.decls.prepare_assemble_variable.
18565 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18566 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18567 * langhooks.h (lang_hooks_for_decls): Remove
18568 prepare_assemble_variable.
18570 2007-04-08 Mike Stump <mrs@apple.com>
18572 * config/i386/i386.c: Use inc/dec on Core2.
18574 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18576 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18577 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18578 lhd_tree_inlining_end_inlining): Remove.
18579 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18580 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18581 end_inlining hooks.
18582 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18583 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18584 lhd_tree_inlining_end_inlining): Remove prototypes.
18585 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18586 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18587 LANG_HOOKS_TREE_INLINING_START_INLINING,
18588 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18590 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18593 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18596 * config/avr/predicates.md (io_address_operand): Delete predicate.
18597 (low_io_address_operand): Don't use 'mode' argument.
18598 (higth_io_address_operand): Rename ...
18599 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18600 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18603 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18605 Revert change removing staticp.
18607 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18610 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18613 2007-04-07 Bruce Korb <bkorb@gnu.org>
18615 * c.opt: Add -Wformat-contains-nul.
18616 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18618 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18619 the NUL byte warning.
18621 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18623 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18625 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18627 * tree.c (staticp): No longer use staticp langhook.
18628 * langhooks.c (lhd_staticp): Removed.
18629 * langhooks.h (struct lang_hooks): Remove staticp.
18630 * c-common.c (c_staticp): Remove.
18631 * c-common.h (c_staticp): Ditto.
18632 * langhooks-defs.h (lhd_staticp): Ditto.
18633 (LHD_HOOKS_STATICP): Ditto
18634 * tree.h (gcc_assert_lowered): New macro.
18636 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18638 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18639 argument "reliable".
18640 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18641 Add argument "reliable". Propagate it through calls.
18642 (infer_loop_bounds_from_undefined): Derive number of iterations
18643 estimates from references in blocks that do not dominate loop latch.
18644 (gcov_type_to_double_int): New function.
18645 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18646 and expected_loop_iterations_unbounded.
18647 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18648 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18649 * tree-data-ref.c (estimated_loop_iterations): Export.
18650 (get_references_in_stmt): Fix -- do not return addresses of local
18652 * cfgloop.h (expected_loop_iterations_unbounded,
18653 estimated_loop_iterations): Declare.
18655 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18657 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18659 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18661 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18662 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18663 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18664 Use output_387_reg_move().
18665 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18666 expander using X87MODEF12 mode macro.
18667 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18668 choosing register preferences. Use output_387_reg_move().
18669 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18670 instead of "x". Use output_387_reg_move().
18671 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18672 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18673 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18674 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18675 Use output_387_reg_move().
18676 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18678 (*truncxf?f_i387 splitter): Ditto.
18680 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18682 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18683 LANG_HOOKS_SAFE_FROM_P.
18684 * expr.c (safe_from_p): Remove langhook call.
18685 * langhooks.h (lang_hooks): Remove safe_from_p.
18686 (lhd_safe_from_p): Remove prototype.
18687 * langhooks.c (lhd_safe_from_p): Remove.
18689 2007-04-06 Jan Hubicka <jh@suse.cz>
18691 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18694 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18696 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18697 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18698 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18699 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18701 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18702 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18704 2007-04-05 Richard Henderson <rth@redhat.com>
18706 * config/alpha/alpha.c (print_operand) [+]: Remove.
18707 (alpha_end_function): Print nop if call at end of function.
18708 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18709 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18710 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18711 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18712 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18713 the call pattern. Update peepholes to match.
18715 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18717 * doc/extend.texi (Other Builtins): Add decimal float variants
18719 * builtins.def: Ditto.
18720 * builtins.c (expand_builtin): Ditto.
18722 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18723 H.J. Lu <hongjiu.lu@intel.com>
18726 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18727 of V8HImode when calling ix86_binary_operator_ok.
18728 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18729 (sdot_prodv8hi): Operands 1 and 2 must be register.
18731 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18733 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18734 initialize align to silence bogus warning.
18736 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18738 PR middle-end/22156
18739 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18741 (struct sra_walk_fns): Remove use_all parameter from use.
18742 (sra_hash_tree): Handle BIT_FIELD_REFs.
18743 (sra_elt_hash): Don't hash bitfld blocks.
18744 (sra_elt_eq): Skip them in parent compares as well. Handle
18746 (sra_walk_expr): Don't maintain or pass down use_all_p.
18747 (scan_use): Remove use_all parameter.
18748 (scalarize_use): Likewise. Re-expand assignment to
18749 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18750 output, and re-scalarize after output. Don't mark anything
18752 (scalarize_ldst): Adjust.
18753 (scalarize_walk_gimple_modify_statement): Likewise.
18754 (build_element_name_1): Handle BIT_FIELD_REFs.
18755 (instantiate_element): Don't warn for any element whose parent
18756 is used as a whole.
18757 (instantiate_missing_elements_1): Return the sra_elt.
18758 (canon_type_for_field): New.
18759 (try_instantiate_multiple_fields): New.
18760 (instantiate_missing_elemnts): Use them.
18761 (mark_no_warning): Removed.
18762 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18763 (REPLDUP, sra_build_elt_assignment): New.
18764 (generate_copy_inout): Use them.
18765 (generate_element_copy): Likewise. Handle bitfld differences.
18766 (generate_element_zero): Don't recurse for blocks. Use
18767 sra_build_elt_assignment.
18768 (generate_one_element_int): Take elt instead of var. Use
18769 sra_build_elt_assignment.
18770 (generate_element_init_1): Adjust.
18771 (scalarize_use, scalarize_copy): Use REPLDUP.
18772 (scalarize_ldst): Move assert before dereference.
18773 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18775 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18777 * regmove.c: Fix unused variable warnings due to previous commit.
18779 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18781 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18782 (regmove_bb_head): Remove.
18783 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18784 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18785 problems with fixup_match_1.
18786 Don't initialize/free regmove_bb_head.
18788 (reg_is_remote_constant_p): If an insn is in the same basic block
18789 but not before INSN, consider it remote, too.
18791 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18794 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18795 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18797 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18799 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18800 (CONDITIONAL_REGISTER_USAGE): Likewise.
18802 2007-04-04 Richard Henderson <rth@redhat.com>
18804 * config/alpha/lib1funcs.asm: Remove unused file.
18806 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18809 * opts.c (print_specific_help): Fix --help=<language>
18811 (common_handle_option): Support --help=common.
18813 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18816 * gcc.c (main): Do not run the linker if
18817 print_subprocess_help indicates that it shouldn't be
18820 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18823 * doc/invoke.texi (--help=): Document <languages> value, fix
18824 formatting in tables of values.
18826 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18828 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18829 dllimport attribute of virtual methods.
18831 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18833 * config/score/crti.asm: Change _bss_start to __bss_start.
18834 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18835 (OUTGOING_REG_PARM_STACK_SPACE) update.
18836 * config/score/score.opt: add options to make backend support
18837 score5, score5u, score7 and score7d.
18838 * config/score/score.md: Likewise.
18839 * config/score/misc.md: Likewise.
18840 * config/score/mac.md: Likewise.
18841 * doc/invoke.texi: Likewise.
18842 * doc/md.texi: update constraints define.
18844 2007-04-03 Richard Henderson <rth@redhat.com>
18846 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18847 an appropriate type, use the mode instead.
18849 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18851 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18852 Set the default --with-arch setting to mips2.
18853 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18854 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18855 (MULTILIB_OSDIRNAMES): Delete.
18856 (MULTILIB_DIRNAMES): Define.
18857 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18858 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18859 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18860 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18861 VXWORKS_OS_CPP_BUILTINS.
18862 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18863 (MIPS_DEBUGGING_INFO): Undefine.
18864 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18866 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18868 PR middle-end/30704
18869 * fold-const.c (native_encode_real): Encode real.c provided longs
18870 as a series of 32-bit native integers.
18871 (native_interpret_real): Interpret buffer as a series of 32-bit
18874 2007-04-03 Richard Guenther <rguenther@suse.de>
18876 * genpreds.c (write_insn_constraint_len): Write function
18877 optimized for CONSTRAINT_LEN implementation.
18878 (write_tm_preds_h): Output insn_constraint_len inline and
18879 use it for CONSTRAINT_LEN.
18880 (write_insn_preds_c): Don't output insn_constraint_len.
18881 * doc/md.texi (define_register_constraint): Document multi-letter
18882 constraints shall have the same length if they start with the same
18885 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18888 * config/i386/i386.md (isinf<mode>2): Expand only when
18889 TARGET_C99_FUNCTIONS is set.
18891 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18893 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18894 (x86_64-*-linux*): Ditto.
18895 * config/i386/i386.opt (mpc): New option.
18896 * config/i386/i386.c (overrride_options): Handle
18897 ix87_precision_string.
18898 * config/i386/crtprec.c: New file.
18899 * config/i386/t-crtpc: Ditto.
18900 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18901 and -mpc80 options.
18902 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18903 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18904 crtprec32.o, crtprec64.o and crtprec80.o.
18906 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18907 and -mpc80 options.
18908 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18910 2007-04-02 Eric Christopher <echristo@apple.com>
18912 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18913 limitations on darwin.
18915 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18918 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18920 2007-04-02 Dave Korn <dave.korn@artimi.com>
18922 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18924 2007-04-02 Dave Korn <dave.korn@artimi.com>
18926 * libgcc2.h (exception_descriptor): Don't forward-declare.
18927 (__get_eh_table_language, __get_eh_table_version): Delete
18928 prototypes of long-dead functions.
18930 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18932 * ebitmap.h: New file
18933 * ebitmap.c: New file
18934 * Makefile.in (ebitmap.o): New target.
18936 2007-04-01 Jan Hubicka <jh@suse.cz>
18938 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18939 before very first instruction.
18941 2007-04-01 Jan Hubicka <jh@suse.cz>
18943 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18944 waring on 64bit hosts.
18945 * bitmap.h: Fix typo in bitmap_head_def.
18947 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18949 PR rtl-optimization/31391
18950 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18951 into a DELETED_LABEL note, and the label is in an empty basic
18952 block, update BB_END as well as BB_HEAD.
18954 2007-04-01 Richard Henderson <rth@redhat.com>
18956 PR tree-optimization/31169
18957 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18958 to varying if the range is outside [0, prec-1].
18960 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18963 * config/mips/mips.md (load_const_gp): New insn.
18964 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18965 the MIPS16 GP pseudo register if no_new_pseudos.
18966 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18968 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18971 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18973 (call_value): Likewise.
18975 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18976 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18979 * doc/invoke.texi: (optimization options): Reword description
18980 of -ffast-math. Document its primary purpose.
18982 2007-03-31 Richard Guenther <rguenther@suse.de>
18984 * omp-low.c (splay-tree.h): Include.
18985 (lookup_decl): Replace splay-tree usage by pointer-map.
18986 (maybe_lookup_decl): Likewise.
18987 (new_omp_context): Likewise.
18988 (delete_omp_context): Likewise.
18989 * gimplify.c (splay-tree.h): Include.
18990 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18992 (remap_ssa_name): Likewise.
18993 (remap_decl): Likewise.
18994 (remap_type_1): Likewise.
18995 (remap_type): Likewise.
18996 (copy_body_r): Likewise.
18997 (expand_call_inline): Likewise.
18998 (clone_body): Likewise.
18999 (copy_tree_r): Likewise.
19000 (remap_save_expr): Likewise.
19001 (unsave_r): Likewise.
19002 (unsave_expr_now): Likewise.
19003 (tree_function_versioning): Likewise.
19004 (build_duplicate_type): Likewise.
19005 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
19006 (struct copy_body_data): Replace splay-tree by pointer-map.
19007 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
19008 not $(SPLAY_TREE_H).
19009 (gimplify.o): Depend on $(SPLAY_TREE_H).
19010 (omp-low.p): Likewise.
19012 2007-03-31 Anatoly Sokolov <aesok@post.ru>
19014 * config/avr/predicates.md (even_register_operand,
19015 odd_register_operand): New predicates.
19016 * config/avr/avr.md (movw peephole2): New.
19017 (movw_r peephole2): New.
19019 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
19021 * tree.h (get_signed_or_unsigned_type): New.
19022 * fold-const.c (operand_equal_for_comparison_p): Use
19023 get_signed_or_unsigned_type instead of
19024 lang_hooks.types.signed_or_unsigned_type.
19025 * expr.c (store_expr): Ditto.
19026 * langhooks.c (get_signed_or_unsigned_type): New.
19027 (lhd_signed_or_unsigned_type): New.
19028 * langhooks.h (lhd_signed_or_unsigned_type): New.
19029 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
19031 2007-03-30 Richard Henderson <rth@redhat.com>
19033 * tree-ssa-loop-ivopts.c: Include target.h.
19034 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
19035 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
19036 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
19037 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
19039 2007-03-30 Richard Henderson <rth@redhat.com>
19040 Kai Tietz <kai.tietz@onevision.com>
19042 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
19043 default for 64-bit.
19044 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
19045 (TARGET_64BIT_MS_ABI): New.
19046 (DBX_REGISTER_NUMBER): Handle 64-bit.
19047 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
19048 (LONG_TYPE_SIZE): Force to 32.
19049 (REG_PARM_STACK_SPACE): New.
19050 (OUTGOING_REG_PARM_STACK_SPACE): New.
19051 (REGPARM_MAX, SSE_REGPARM_MAX): New.
19052 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19053 (STACK_BOUNDARY): Use 128 for 64-bit.
19054 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
19055 Add 64-bit implementation.
19056 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
19058 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
19059 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
19060 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
19061 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
19062 (ix86_handle_cconv_attribute): Don't warn when ignoring if
19063 TARGET_64BIT_MS_ABI.
19064 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
19065 (ix86_pass_by_reference): Likewise.
19066 (ix86_function_value_regno_p): Likewise.
19067 (ix86_build_builtin_va_list): Likewise.
19068 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
19069 (function_arg_advance_ms_64): New.
19070 (function_arg_advance): Call it.
19071 (function_arg_ms_64): New.
19072 (function_arg): Call it.
19073 (function_value_ms_64): New.
19074 (ix86_function_value_1): Call it.
19075 (return_in_memory_ms_64): New.
19076 (ix86_return_in_memory): Call it.
19077 (setup_incoming_varargs_ms_64): New.
19078 (ix86_setup_incoming_varargs): Call it.
19079 (ix86_expand_prologue): Handle 64-bit stack probing.
19080 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
19081 (output_pic_addr_const): Likewise.
19082 (x86_this_parameter): Likewise.
19083 (x86_output_mi_thunk): Likewise.
19084 (x86_function_profiler): Likewise.
19085 (TARGET_STRICT_ARGUMENT_NAMING): New.
19086 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
19087 (TARGET_64BIT_MS_ABI): New.
19088 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
19089 * config/i386/i386.md (allocate_stack_worker): Remove.
19090 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
19091 describe the clobber of eax without a match_scratch.
19092 (allocate_stack_worker_postreload): Remove.
19093 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
19094 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
19095 (allocate_stack_worker_rex64_postreload): Remove.
19096 (allocate_stack): Handle 64-bit.
19097 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
19098 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
19099 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
19100 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
19101 (STANDARD_STARTFILE_PREFIX_1): Likewise.
19102 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
19103 * config.build (x86_64-*-mingw*): New host.
19104 * config.host (x86_64-*-mingw*): New host.
19105 * config.gcc (x86_64-*-mingw*): New target.
19106 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
19108 2007-03-30 Richard Henderson <rth@redhat.com>
19109 Kai Tietz <kai.tietz@onevision.com>
19111 * c-pragma.c (struct def_pragma_macro_value): New.
19112 (struct def_pragma_macro): New.
19113 (pushed_macro_table): New.
19114 (dpm_hash, dpm_eq): New.
19115 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
19116 (init_pragma): Install them.
19117 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
19119 2007-03-30 Anatoly Sokolov <aesok@post.ru>
19121 * config/avr/avr.c (avr_override_options): Clear
19122 'flag_delete_null_pointer_checks'.
19124 2007-03-30 Paolo Carlini <pcarlini@suse.de>
19127 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
19128 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
19129 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
19130 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
19131 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
19132 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
19133 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
19135 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
19137 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
19139 * regmove.c: Move all of pass_stack_adjustments from here...
19140 * combine-stack-adj.c: ...to this new file.
19141 * Makefile.in: Add rules for combine-stack-adj.o.
19143 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
19145 PR tree-optimization/31383
19146 * tree-data-ref.c (affine_function_equal_p): Do not require the
19147 vectors to have the same length.
19149 2007-03-30 Jan Hubicka <jh@suse.cz>
19151 PR middle-end/30700
19152 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
19153 availablility; add more sanity checking; ask varpool only about
19156 2007-03-29 Richard Henderson <rth@redhat.com>
19158 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
19159 to decide, but __SIZEOF_LONG_LONG__.
19161 2007-03-29 Richard Henderson <rth@redhat.com>
19163 * emutls.c (struct __emutls_array): New.
19164 (emutls_destroy): Use it instead of casting element 0 from void*.
19165 (__emutls_get_address): Likewise.
19167 2007-03-29 Richard Henderson <rth@redhat.com>
19169 * varasm.c (initializer_constant_valid_p): Don't deny
19170 DECL_DLLIMPORT_P on functions.
19172 * config/i386/cygming.h: Remove function declarations.
19173 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
19174 (ASM_OUTPUT_LABELREF): Remove.
19175 (COMMON_ASM_OP): Remove.
19176 (ASM_OUTPUT_COMMON): Remove.
19177 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
19178 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
19179 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19180 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
19181 Rename from TARGET_ENCODE_SECTION_INFO.
19182 * config/i386/netware.h: Likewise.
19183 * config/i386/i386-protos.h: Update.
19184 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
19185 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
19186 (legitimate_constant_p): Reject dllimports.
19187 (dllimport_map, get_dllimport_decl): New.
19188 (legitimize_dllimport_symbol): New.
19189 (legitimize_address, ix86_expand_move): Use it.
19190 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
19191 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
19192 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
19193 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
19194 * config/i386/predicates.md (constant_call_address_operand): Only
19195 accept symbols; reject dllimport_p symbols.
19196 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
19197 i386_pe_maybe_record_exported_symbol.
19198 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
19199 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
19200 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
19201 trust the setting of DECL_DLLIMPORT_P.
19202 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
19203 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
19204 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
19205 tidy the argument scanning loop.
19206 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
19207 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
19208 (i386_pe_strip_name_encoding): Remove.
19209 (i386_pe_binds_local_p): New.
19210 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
19211 (i386_pe_output_labelref): Remove.
19212 (i386_pe_asm_output_aligned_decl_common): New.
19213 (i386_pe_maybe_record_exported_symbol): Rename from
19214 i386_pe_record_exported_symbol; check for dllexported symbols.
19216 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
19218 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
19219 add comment explaining why vsnprintf cannot be used.
19221 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
19223 PR tree-optimization/30666
19224 * tree.c (build_complex_type): When creating type names for DWARF2
19225 debug info, create TYPE_DECLs for TYPE_NAME instead of
19227 (build_common_tree_nodes_2): Use build_complex_type when building
19228 predefined complex types, to preserve canonical types.
19230 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
19232 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
19233 (noce_get_alt_condition): Look at it to determine whether to
19234 reverse the condition or not.
19235 (noce_get_condition): Substitute the truth for lies.
19236 (noce_find_if_block): Set the then_else_reversed field.
19238 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
19240 * config/fr30/fr30.md (movdi): Do not accept immediates as the
19241 destination of this insn.
19242 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
19243 than calling gen_rtx_SET directly. Use r0 to hold the value of
19244 'address + 4' rather than a stack based temporary which can be
19245 mis-optimized away.
19247 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19249 * config/s390/s390.c (s390_secondary_input_reload_class,
19250 s390_secondary_output_reload_class): Functions removed.
19251 (s390_secondary_reload): New function.
19252 (TARGET_SECONDARY_RELOAD): Target macro defined.
19253 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
19254 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
19255 * config/s390/s390.md ("reload_outti", "reload_outdi",
19256 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
19257 "reload_out<mode>"): Expanders removed.
19258 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
19259 "reload<mode>_nonoffmem_out"): Expanders added.
19261 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
19263 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
19264 action if SRC->DEST replacement failed anyway.
19266 2007-03-28 Mike Stump <mrs@apple.com>
19268 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
19269 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
19270 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
19272 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19274 * config.gcc: Accept barcelona as a variant of amdfam10.
19275 * config/i386/i386.c (override_options): Likewise.
19276 * doc/invoke.texi: Likewise.
19278 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
19280 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
19281 offsets for BIT_FIELD_REF and COMPONENT_REF.
19283 2007-03-28 Richard Guenther <rguenther@suse.de>
19285 * tree.c (is_global_var): Move ...
19286 * tree-flow-inline.h (is_global_var): ... here.
19287 * tree.h (is_global_var): Remove declaration.
19289 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
19291 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
19293 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
19294 * config/i386/i386.c (ix86_tune_features): Initialize new
19296 * config/i386/predicates.md (promotable_binary_operator): Use
19297 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
19299 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
19302 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
19304 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
19306 * config/fr30/fr30.md (movsi_internal): Change destination
19307 constraint from m to V and add m to the end.
19309 2007-03-28 Christian Bruel <christian.bruel@st.com>
19311 * config/sh/sh.md (movsi_i): Fix type attribute.
19313 2007-03-28 Christian Bruel <christian.bruel@st.com>
19315 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
19316 (movsf_ie): Likewise.
19318 2007-03-28 Christian Bruel <christian.bruel@st.com>
19320 * config.gcc: Add sh4-300 to multilib.
19321 * config/sh/t-mlib-sh4-300: New file.
19323 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
19325 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
19326 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
19327 fix_trunc<mode>di2.
19328 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
19329 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
19330 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
19331 "fixuns_trunctddi2"): Whitespace fix.
19333 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
19335 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
19336 the definition of struct sh_args.
19337 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
19338 CALL_COOKIE_INT_REG_GET): Likewise.
19340 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
19342 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
19343 transformations are applied successfully.
19345 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19347 * tree.c (tree_contains_struct): Permit 512 tree codes.
19348 * tree.h (tree_contains_struct): Ditto.
19349 (MAX_TREE_CODES): Ditto.
19350 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19351 SPARE member to store remaining padding bits.
19353 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19355 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19358 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19360 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19361 * configure: Regenerate.
19363 * configure: Regenerate using the correct version of autoconf.
19365 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19367 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19369 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19370 regs to "__SP_L__" and "__SP_H__".
19372 2007-03-27 Richard Guenther <rguenther@suse.de>
19374 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19375 computations with it with a HOST_WIDE_INT variable.
19377 2007-03-26 Mike Stump <mrs@apple.com>
19379 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19380 objective-c-header, objective-c++-header and objc++-cpp-output
19382 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19384 2007-03-26 Richard Henderson <rth@redhat.com>
19387 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19388 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19389 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19390 IX86_BUILTIN_PSRLQ128): New.
19391 (ix86_init_mmx_sse_builtins): Add them.
19392 (ix86_expand_builtin): Expand them.
19393 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19394 operand 2 be TImode.
19395 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19396 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19397 _mm_srli_epi64): Mark __B const.
19398 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19399 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19400 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19401 new two-vector shift builtins.
19403 2007-03-26 Ian Lance Taylor <iant@google.com>
19405 PR tree-optimization/31345
19406 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19407 [+INF, +INF(OVF)] into VARYING.
19409 2007-03-26 Zack Weinberg <zackw@panix.com>
19411 * gengtype-parse.c: New file.
19412 * gengtype-yacc.y: Delete.
19413 * gengtype-lex.l: Don't include gengtype-yacc.h.
19414 Define YY_DECL and yyterminate appropriately for recursive
19415 descent parser. yylval is now a string out-parameter to yylex.
19416 (HWS, EOID): New shorthand.
19417 (IWORD): Add a couple more types.
19418 (yylex): Add a setup stanza. Remove the complex rules for
19419 detecting GTY'ed types and typedefs; replace with simple
19420 keyword detectors. Adjust everything for the changed
19421 definition of yylval. Ignore all pp-directives, not just #define.
19423 (parse_file): Rename yybegin; do not call yyparse.
19425 * gengtype.c (xasprintf): Export again.
19426 (this_file): New. Use everywhere __FILE__ was being used.
19427 (get_lang_bitmap): Special case types defined in gengtype.c.
19428 (do_typedef, new_structure): Suppress definition of certain types.
19429 (new_structure): Improve diagnostics of duplicate definitions.
19430 Make sure location_s is associated with input.h.
19431 (nreverse_pairs, define_location_structures): New functions.
19432 (main): Improve tagging of kludge types. Remove old kludges
19433 for input.h types; use define_location_structures.
19434 * gengtype.h: Update prototypes. Define token codes here.
19435 * Makefile.in: Remove all references to gengtype-yacc.
19436 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19438 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19439 add GTY((skip)) to the field that's only conditionally there.
19440 * doc/install.texi: Document that Bison is no longer required
19441 unless building treelang.
19443 * gengtype.c: Don't include gtyp-gen.h.
19444 (srcdir): Declare here.
19445 (base_files, lang_dir_names): Allocate dynamically.
19446 (gt_files, num_gt_files, num_lang_dirs): New globals.
19447 (measure_input_list, read_input_line, read_input_list)
19448 (set_lang_bitmap): New functions.
19449 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19450 simplify, relying on read_input_list to set up the bitmaps.
19451 (main): Arguments are no longer unused. Check for correct number
19452 of command line arguments, set srcdir and srcdir_len, then call
19453 read_input_list, before doing anything else. No need to worry
19454 about duplicates in main loop.
19455 * configure.ac: Simplify the calculation of all_gtfiles.
19456 Put language tags in there. Don't set or substitute
19457 all_gtfiles_files_langs or all_gtfiles_files_frags.
19458 * Makefile.in: Revamp the way gengtype is invoked, now that it
19459 takes a file on its command line with a much simpler format.
19460 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19461 (GTFILES): Remove duplicates and C source files.
19462 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19463 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19464 * configure: Regenerate.
19466 * gengtype.h: Remove all type definitions to gengtype.c; leave
19467 only definitions of options_p, type_p, and pair_p as opaque
19468 pointers. Update prototypes.
19469 * gengtype.c: Many type definitions moved here from gengtype.h.
19470 Consolidate type definitions at the top of the file.
19471 (xvasprintf): Delete.
19472 (xasprintf): Make static.
19473 (create_nested_pointer_option): Add 'next' parameter.
19474 (create_field_all, create_field_at): New functions.
19475 (create_field): Now a thin wrapper around create_field_all.
19476 (create_optional_field): Rename create_optional_field_ and add
19477 line argument. Original name is now a macro which supplies
19479 (oprintf): Use vsnprintf directly.
19480 (close_output_files): Use fatal rather than perror/exit.
19481 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19482 (main): Set progname. Don't use exit.
19483 * gengtype-yacc.y (struct_fields): Use create_field_at.
19484 (option, optionseqopt): Delete.
19485 (optionseq): Consolidate productions from option here so we
19486 can use the first argument to create_option.
19488 * gengtype-lex.l: Distinguish unions from structures in the
19489 token type. Don't call find_structure; return the tag as a string.
19490 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19491 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19492 string. Reorganize typedef_struct production accordingly.
19493 Use create_nested_ptr_option.
19494 * gengtype.c (create_nested_ptr_option): New function.
19495 * gengtype.h: Declare it.
19497 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19498 (string_type): Don't declare.
19499 (do_scalar_typedef): Declare.
19500 (create_scalar_type): Update prototype.
19501 * gengtype.c (string_type): Make static.
19502 (scalar_nonchar, scalar_char): New.
19503 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19504 (resolve_typedef): Use scalar_nonchar for error recovery.
19505 (create_scalar_type): Remove name_len field. Return scalar_char
19506 or scalar_nonchar as appropriate.
19507 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19508 to use string_type.
19509 (throughout): Use scalar_nonchar instead of calling
19510 create_scalar_type, whenever possible.
19511 (main): Initialize scalar_char and scalar_nonchar before calling
19513 * gengtype-lex.l: Adjust for removal of second argument to
19514 create_scalar_type. Use yylval.s instead of yylval.t when
19516 * gengtype-yacc.y: Type of SCALAR is string. Call
19517 create_scalar_type from type:SCALAR rule. Adjust for removal of
19518 second argument to create_scalar_type.
19520 * vec.h: Remove all #if IN_GENGTYPE blocks.
19521 Add comment saying that changes may require adjustments to gengtype.
19522 * gengtype.c: Don't include coretypes.h or tm.h.
19523 Add comment to inclusion of errors.h.
19524 (note_def_vec, note_def_vec_alloc): New functions.
19525 * gengtype.h: Declare new functions.
19526 * gengtype-lex.l: Don't include coretypes.h.
19527 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19529 (update_lineno): Remove unnecessary prototype.
19530 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19531 (VEC rule): Just return VEC_TOKEN.
19532 * gengtype-yacc.y (VEC_TOKEN): New token type.
19533 (type): Add a production for VEC(a,b).
19534 * Makefile.in: Update dependencies.
19536 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19537 typedefs that use the old PARAMS macro.
19539 * gengtype-lex.l: Remove all rules and states relating to yacc
19541 * gengtype-yacc.y: Similarly.
19542 * gengtype.c (note_yacc_type): Delete function.
19543 * gengtype.h: Update prototypes.
19545 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19547 * tree-pretty-print.c (dump_generic_node): Report precision of
19548 unnamed integer types.
19550 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19552 * ifcvt.c (noce_try_store_flag_constants): Don't check
19553 no_new_pseudos here.
19554 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19555 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19556 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19557 noce_try_sign_mask): Likewise.
19558 (if_convert): Check no_new_pseudos here.
19560 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19562 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19563 (noce_get_condition): Handle new then_else_reversed argument.
19564 (noce_init_if_info): Remove, fold into noce_find_if_block.
19565 (noce_process_if_block): Take a struct noce_if_info as the
19566 argument. Don't set up one based on ce_if_info. Update pointer
19567 references accordingly.
19568 (cond_move_process_if_block): Likewise.
19569 (process_if_block): Removed.
19570 (find_if_block): Removed. Move functionality two new functions,
19571 noce_find_if_block and cond_exec_find_if_block.
19572 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19573 blocks and the symmetric IF-ELSE-JOIN case.
19574 (cond_exec_find_if_block): Also new function mostly based on old
19575 find_if_block and process_if_block.
19576 (find_if_header): Replace find_if_block call with separately
19577 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19578 (find_cond_trap): Update noce_get_condition call.
19579 (dead_or_predicable): Likewise.
19581 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19583 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19585 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19586 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19587 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19588 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19589 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19590 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19591 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19592 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19593 __builtin_ia32_psrad128 builtins.
19595 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19597 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19598 * config/i386/constraints.md
19599 (define_constraint "I"): Use IN_RANGE macro.
19600 (define_constraint "J"): Ditto.
19601 (define_constraint "K"): Ditto.
19602 (define_constraint "M"): Ditto.
19603 (define_constraint "N"): Ditto.
19604 (define_constraint "O"): Ditto.
19605 * config/i386/predicates.md
19606 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19607 (define_predicate "const_0_to_3_operand"): Ditto.
19608 (define_predicate "const_0_to_7_operand"): Ditto.
19609 (define_predicate "const_0_to_15_operand"): Ditto.
19610 (define_predicate "const_0_to_63_operand"): Ditto.
19611 (define_predicate "const_0_to_255_operand"): Ditto.
19612 (define_predicate "const_1_to_31_operand"): Ditto.
19613 (define_predicate "const_2_to_3_operand"): Ditto.
19614 (define_predicate "const_4_to_7_operand"): Ditto.
19616 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19618 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19619 in SImode for save_world.
19620 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19623 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19625 PR tree-optimization/30784
19626 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19629 2007-03-25 Revital Eres <eres@il.ibm.com>
19631 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19632 Fold movement_possibility function into it.
19634 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19636 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19637 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19638 (call_indirect_nonlocal_darwin64): Same.
19639 (call_nonlocal_darwin64): Same.
19640 (call_value_indirect_nonlocal_darwin64): Same.
19641 (call_value_nonlocal_darwin64): Same.
19642 (sibcall_nonlocal_darwin64): Same.
19643 (sibcall_value_nonlocal_darwin64): Same.
19644 (sibcall_symbolic_64): Same.
19645 (sibcall_value_symbolic_64): Same.
19646 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19648 (rs6000_emit_load_toc_table): Same.
19649 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19650 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19652 (divss_call): Same.
19653 (divus_call): Same.
19654 (quoss_call): Same.
19655 (quous_call): Same.
19656 (load_toc_v4_pic_si): Same
19657 (load_toc_v4_PIC_1): Same.
19658 (load_toc_v4_PIC_1b): Same.
19659 (call_indirect_aix{32,64}): Same.
19660 (call_value_indirect_aix{32,64}): Same.
19662 (call_value): Same.
19663 (call_local{32,64}): Same.
19664 (call_value_local{32,64}): Same.
19665 (call_indirect_nonlocal_aix{32,64}): Same.
19666 (call_nonlocal_aix{32,64}): Same.
19667 (call_value_indirect_nonlocal_aix{32,64}): Same.
19668 (call_value_nonlocal_aix{32,64}): Same.
19669 (call_indirect_nonlocal_sysv<mode>): Same.
19670 (call_nonlocal_sysv<mode>): Same.
19671 (call_value_indirect_nonlocal_sysv<mode>): Same.
19672 (call_value_nonlocal_sysv<mode>): Same.
19674 (sibcall_local{32,64}): Same.
19675 (sibcall_value_local{32,64}): Same.
19676 (sibcall_nonlocal_aix{32,64}): Same.
19677 (sibcall_value_nonlocal_aix{32,64}): Same.
19678 (sibcall_nonlocal_sysv<mode>): Same.
19679 (sibcall_value): Same.
19680 (sibcall_value_nonlocal_sysv<mode>): Same.
19682 2007-03-24 Paul Brook <paul@codesourcery.com>
19684 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19685 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19687 2007-03-24 Richard Henderson <rth@redhat.com>
19689 * config/ia64/constraints.md: New file.
19690 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19691 satisfies_constraint_?.
19692 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19693 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19694 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19695 ia64_output_mi_thunk): Likewise.
19696 (ia64_const_ok_for_letter_p): Remove.
19697 (ia64_const_double_ok_for_letter_p): Remove.
19698 (ia64_extra_constraint): Remove.
19699 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19700 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19701 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19702 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19703 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19704 EXTRA_MEMORY_CONSTRAINT): Remove.
19705 * config/ia64/ia64.md: Include constriants.md. Replace
19706 CONST_OK_FOR_? with satisfies_constraint_?.
19708 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19709 H.J. Lu <hongjiu.lu@intel.com>
19711 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19713 (name macros): Use DPD_BID_NAME to convert names properly.
19715 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19716 decimal floating point format.
19717 (init_floating_libfuncs): Change decimal functions so that they
19718 have a "bid_" prefix if the decimal system uses the BID format,
19719 and "dpd_" prefix if the decimal system uses the DPD format.
19720 (init_interclass_conv_libfuncs): Ditto.
19721 (init_intraclass_conv_libfuncs): Ditto.
19723 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19724 using the BID format.
19726 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19727 whether we are using the BID decimal format.
19728 * configure: Regenerate.
19730 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19731 the compiler has decimal floating point enabled. Define
19732 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19735 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19736 using the BID format.
19738 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19739 whether we are using the BID decimal format.
19740 * configure: Regenerate.
19742 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19743 the compiler has decimal floating point enabled. Define
19744 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19747 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19748 options, and that it is enabled for i386/x86_64 systems.
19750 * Makefile.in (enable_decimal_float): New.
19752 (DECNUMINC): Add -I$(DECNUMFMT).
19753 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19754 to $(DECNUMFMT) from $(DECNUM).
19756 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19757 Substitute enable_decimal_float.
19758 * configure: Regenerated.
19761 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19764 * configure.ac: Enable decimal float for x86_64-*-linux*.
19765 * configure: Regenerated.
19768 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19769 decimal128ClearSign to flip and clear the sign bit in decimal128.
19770 (decimal_real_maxval): Set decimal128SetSign to set the sign
19773 2007-03-23 Ian Lance Taylor <iant@google.com>
19775 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19777 2007-03-23 Ian Lance Taylor <iant@google.com>
19779 * tree-dump.c (dump_files): Correct comment.
19781 2007-03-23 Ian Lance Taylor <iant@google.com>
19783 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19785 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19787 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19788 in cfglayout mode. Don't go into and out of cfglayout mode.
19789 Link the blocks in the order of the constructed traces.
19790 (rest_of_handle_tracer): Adjust call to tracer.
19791 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19792 Don't go into cfglayout mode.
19793 (rtl_loop_done): Don't go out of cfglayout mode.
19794 * cfglayout.c (relink_block_chain): New function, split out from...
19795 (fixup_reorder_chain): ...here. Remove redundant checking.
19796 (cfg_layout_finalize): Don't clear the header, footer, and aux
19797 fields here, move the code to do so to relink_block_chain. Likewise
19798 for free_original_copy_tables.
19799 * rtl.h (tracer): Update prototype.
19800 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19801 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19802 mode. Use relink_block_chain to serialize the CFG according to the
19803 new basic block order. Move targetm.cannot_modify_jumps_p check from
19805 (gate_handle_reorder_blocks): ...to here.
19806 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19808 (gate_duplicate_computed_gotos): ...to here.
19809 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19810 something always changes when going into and out of cfglayout mode.
19811 Perform an expensive cfg cleanup while going into cfglayout mode.
19812 Always update liveness information on HAVE_conditional_execution
19813 targets. Reserialize the basic blocks and go out of cfglayout mode.
19814 * reg-stack.c: Include cfglayout.h.
19815 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19816 the call to reorder_basic_blocks.
19817 * basic-block.h (reorder_basic_blocks): Update prototype.
19818 (relink_block_chain): New prototype.
19819 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19821 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19823 * config/mips/mips.md (type, hazard, *movdi_32bit,
19824 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19825 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19826 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19827 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19828 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19830 (movcc): Change first xfer to multi.
19831 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19832 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19833 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19834 config/mips/generic.md: Change reservations using "xfer" to use
19836 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19837 using match_operand.
19838 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19839 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19841 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19843 2007-03-22 Richard Henderson <rth@redhat.com>
19845 * config/i386/i386.c: Remove unnecessary function declarations.
19846 Move targetm definition, and all related macros, to the end of
19847 the file. Resort some functions to put definitions before uses.
19848 (ix86_attribute_table): Make static. Move to end of file.
19849 (ix86_gimplify_va_arg): Make static.
19851 2007-03-22 Richard Henderson <rth@redhat.com>
19853 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19854 don't increase local_regparm with force_align_arg_pointer check.
19855 (ix86_function_sseregparm): Assert 32-bit.
19856 (type_has_variadic_args_p): New.
19857 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19858 type_has_variadic_args_p.
19859 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19860 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19861 use memset instead. Do maybe_vaarg check first; skip attribute
19862 tests if true; skip attribute tests for 64-bit.
19863 (construct_container): Remove TARGET_DEBUG_ARG.
19864 (function_arg_advance_32, function_arg_advance_64): Split out ...
19865 (function_arg_advance): ... from here.
19866 (function_arg_32, function_arg_64): Split out ...
19867 (function_arg): ... from here.
19868 (ix86_pass_by_reference): Tidy.
19869 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19870 (function_value_32): New, from parts of ix86_function_value
19871 and ix86_value_regno.
19872 (function_value_64): New, from parts of ix86_function_value
19873 and ix86_libcall_value.
19874 (ix86_function_value_1): New.
19875 (ix86_function_value, ix86_libcall_value): Use it.
19876 (return_in_memory_32, return_in_memory_64): Split out ...
19877 (ix86_return_in_memory): ... from here.
19878 (ix86_struct_value_rtx): Skip for 64-bit.
19879 (ix86_libcall_value, ix86_value_regno): Remove.
19880 (setup_incoming_varargs_64): Split out ...
19881 (ix86_setup_incoming_varargs): ... from here.
19882 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19883 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19884 * config/i386/i386-protos.h (ix86_function_value): Remove.
19885 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19887 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19890 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19891 infinities not supported, otherwise emit warning if -Woverflow. On
19892 underflow, emit warning if -Woverflow.
19893 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19895 * real.h (real_from_string): Update declaration
19897 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19898 Richard Henderson <rth@redhat.com>
19900 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19901 * calls.c (compute_argument_block_size, expand_call,
19902 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19903 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19904 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19905 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19906 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19907 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19908 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19909 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19912 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19914 * c-incpath.c (add_sysroot_to_chain): New.
19915 (merge_include_chains): Add sysroot argument. Call
19916 add_sysroot_to_chain if sysrooted.
19917 (register_include_chains): Update call to merge_include_chains.
19918 * doc/cppopts.texi: Document use of '=' in include directory
19921 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19923 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19924 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19925 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19926 insn pattern using X87MODEF12 mode macro.
19928 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19930 * regmove.c (regmove_optimize): Use reg_mentioned_p
19931 instead of reg_overlap_mentioned_p for DST.
19933 2007-03-21 Mike Stump <mrs@apple.com>
19935 * c.opt: Fixup for Objective-C/C++.
19937 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19939 * explow.c (convert_memory_address): Fold memory reference when
19940 POINTERS_EXTEND_UNSIGNED < 0
19942 2007-03-21 Richard Henderson <rth@redhat.com>
19945 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19946 * config/i386/mmintrin.h (__m64): Likewise.
19947 * config/i386/xmmintrin.h (__m128): Likewise.
19949 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19951 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19952 (VXWORKS_OS_CPP_BUILTINS): Define.
19953 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19954 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19956 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19958 * rtl.h (constant_pool_reference_p): Delete.
19959 (find_constant_src): Declare.
19960 * rtlanal.c (find_constant_src): New function.
19961 * simplify-rtx.c (constant_pool_reference_p): Delete.
19962 * config/i386/i386.md: Use find_constant_src instead of
19963 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19965 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19967 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19968 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19970 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19972 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19973 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19974 (arm_elf_asm_constructor): Use it.
19975 (arm_elf_asm_destructor): New function.
19977 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19979 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19981 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19983 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19985 2007-03-19 Andrew Haley <aph@redhat.com>
19987 PR tree-optimization/31264
19988 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19989 VIEW_CONVERT_EXPRs.
19991 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19993 PR rtl-optimization/30907
19994 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19995 (fwprop_init): Always call loop_optimizer_initialize.
19996 (fwprop_done): Always call loop_optimizer_finalize.
19997 (fwprop): We always have loop info now.
19998 (gate_fwprop_addr): Remove.
19999 (pass_fwprop_addr): Use gate_fwprop as gate.
20001 PR rtl-optimization/30841
20002 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
20003 df_chain_alloc): Call df_reorganize_refs unconditionally.
20004 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
20005 refs_organized to refs_organized_size.
20006 (df_ref_create_structure): Use refs_organized_size instead of
20007 bitmap_size if refs had been organized, and keep refs_organized_size
20009 * df.h (struct df_ref_info): Change refs_organized to
20010 refs_organized_size.
20011 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
20014 2007-03-19 Mark Mitchell <mark@codesourcery.com>
20016 * except.c (output_function_exception_table): Do not reference the
20017 EH personality routine for functions that do not require an
20020 2007-03-20 Jakub Jelinek <jakub@redhat.com>
20023 * c-typeck.c (convert_for_assignment): Call comptypes for
20024 RECORD_TYPE or UNION_TYPE.
20026 PR inline-asm/30505
20027 * reload1.c (reload): Do invalid ASM checking after
20028 cleanup_subreg_operands.
20030 2007-03-19 Jeff Law <law@redhat.com>
20032 * tree-cfg.c (find_taken_edge): Tighten conditions for
20033 optimizing computed gotos.
20035 2007-03-19 Michael Matz <matz@suse.de>
20037 * builtins.c (expand_builtin_sync_operation,
20038 expand_builtin_compare_and_swap,
20039 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
20042 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
20043 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
20046 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20048 * doc/tm.texi: Add brackets around the return type of
20049 TARGET_SECONDARY_RELOAD.
20051 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
20052 Richard Guenther <rguenther@suse.de>
20054 PR tree-optimization/31254
20055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
20056 Use handled_component_p () where appropriate. Continue
20057 propagating into the rhs if we propagated into an INDIRECT_REF
20060 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20062 * config/s390/s390.md (op_type attribute): RRR instruction type added.
20063 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
20064 (xde, xdee): Mode attributes adjusted to support DFP modes.
20065 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
20066 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
20067 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
20068 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
20069 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
20070 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20071 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
20073 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
20074 "movsf"): Insn definitions removed.
20075 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
20076 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
20077 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
20079 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
20080 "reload_in<mode>", "reload_out<mode>"): Expander added.
20081 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
20084 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20086 * config/s390/s390.md: Only non-functional changes. Renamed
20087 FPR mode macro to BFP all over the file.
20089 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20091 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
20092 (op_type attribute): RRF instruction type added.
20093 (fT0): New mode attribute.
20094 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
20095 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
20096 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
20097 instruction no secondary memory is needed when moving DFmode values
20098 between GPRs and FPRs.
20100 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20102 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
20103 inverted and documentation adjusted.
20104 ("mhard-dfp", "msoft-dfp"): New options.
20105 * config/s390/s390.c (s390_handle_arch_option): New architecture
20107 (override_options): Sanity checks for the new options added.
20108 * config.gcc: New architecture switch: z9-ec.
20109 * config/s390/s390.h (processor_flags): PF_DFP added.
20110 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
20111 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
20112 when the bit is NOT set so remove it from the defaults.
20114 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
20116 * genemit.c (main): Print include statement for dfp.h.
20117 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
20120 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20122 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
20124 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
20127 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
20128 instead of PATTERN.
20130 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20132 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
20133 attr_length_call, output_call, output_indirect_call): Cleanup
20134 formatting of targetm calls.
20136 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
20138 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
20140 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20142 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
20143 reservation, bypass and anti-bypass descriptions for these
20144 instructions. Update move patterns.
20145 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
20148 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
20150 * tree-vect-transform.c (get_initial_def_for_induction): Replace
20151 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
20152 (get_initial_def_for_reduction): Likewise.
20154 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
20156 Fix PR tree-optimization/29922
20157 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
20158 (get_representative): Removed.
20159 (value_dies_in_block_x): Update for rvuse removal.
20160 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
20161 (compute_antic_aux): Handle when PHI nodes appear in
20162 non-single-successors.
20163 (dump_bitmap_of_names): Removed.
20164 (compute_antic_safe): Renamed and removed rvuse calculation.
20165 Calculate only antic safe.
20166 (insert_into_preds_of_block): Remove assert.
20167 (execute_pre): Update for renamed functions.
20168 (defer_or_phi_translate_block): New function.
20170 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20172 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
20173 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
20175 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
20176 Follow spelling conventions.
20178 * tree-data-ref.h: Remove the prototype for analyze_array.
20180 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
20182 PR tree-optimization/31041
20183 * tree-vect-transform.c (get_initial_def_for_induction): Call
20184 force_gimple_operand.
20186 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
20188 * ipa-type-escape.c (look_for_casts) : Revert code to use
20189 handled_component_p due to ada test a-numaux.adb.
20191 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
20193 * final.c (final_scan_insn): Alter the condition of a
20194 conditional trap if we have nonstandard CC.
20196 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20198 * configure.ac: Remove excess quoting from asm line 0 test.
20199 * configure: Rebuilt.
20201 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20203 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
20204 * c-common.c (convert_and_check): Move warning logic to...
20205 (warnings_for_convert_and_check): ...here. Define.
20206 * c-common.h (warnings_for_convert_and_check): Declare.
20208 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20210 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
20211 (output_call): Likewise.
20213 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20215 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
20217 2007-03-16 Richard Sandiford <richard@codesourcery.com>
20219 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
20221 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
20223 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
20224 opteron, athlon-64 and athlon-fx processor_alias_table entries.
20226 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
20228 PR tree-optimization/31183
20229 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20230 Use double_int instead of unsigned int for representing access_strides.
20231 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
20233 2007-03-16 Richard Guenther <rguenther@suse.de>
20235 PR tree-optimization/31146
20236 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
20237 to allow recursion of forward_propagate_addr_expr.
20238 (forward_propagate_addr_into_variable_array_index): Likewise.
20239 (forward_propagate_addr_expr): Likewise.
20240 (tree_ssa_forward_propagate_single_use_vars): Likewise.
20241 (forward_propagate_addr_expr_1): Recurse on simple copies
20242 instead of propagating into them. Do so for useless conversions
20244 (forward_propagate_addr_expr): Clean up unused statements after
20247 2007-03-16 Richard Guenther <rguenther@suse.de>
20249 * builtins.c (expand_builtin_cexpi): Use the right argument
20250 for the expansion via cexp.
20252 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20254 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
20255 * configure: Rebuilt.
20257 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
20260 * dwarf2out.c (force_type_die): Adjust comment.
20261 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
20263 2007-03-15 DJ Delorie <dj@redhat.com>
20265 * config/frv/predicates.md (minmax_operator): Don't check operands
20268 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20270 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
20271 Update constant estimates of number of iterations.
20272 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
20273 argument renamed to "realistic".
20274 (compute_estimated_nb_iterations): Removed.
20275 (record_niter_bound): New function.
20276 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
20277 call record_nonwrapping_iv with upper = false.
20278 (infer_loop_bounds_from_signedness): Pass upper argument to
20279 record_nonwrapping_iv.
20280 (estimate_numbers_of_iterations_loop): Do not call
20281 compute_estimated_nb_iterations. Record estimate based on profile
20282 information. Initialize the constant estimates of number of
20284 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
20286 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
20287 number of iterations is too small.
20288 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
20289 (EST_NOT_AVAILABLE): Removed.
20290 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
20291 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
20294 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
20296 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
20297 Handle NE_EXPR guards.
20299 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20302 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
20303 Set also -pedantic-errors by default for the preprocessor unless
20304 -fpermissive is given.
20306 2007-03-15 Richard Guenther <rguenther@suse.de>
20308 PR middle-end/29719
20309 PR middle-end/31161
20310 * builtins.c (expand_builtin_cexpi): As a fallback if we
20311 don't have builtins for sincos or cexp create a function
20312 declaration for cexp and expand to a call to that.
20313 (expand_builtin_int_roundingfn): Always fall
20314 back to floor/ceil and its variants even if they may be
20317 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
20319 PR middle-end/31159
20320 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
20321 jump tables, move the call to delete_dead_jumptables from here...
20322 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
20323 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
20324 don't allow merging of blocks that try_redirect_by_replacing_jump
20325 also does not handle when not optimizing.
20327 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20328 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20330 * config/i386/i386.md (x86_sahf_1): Correctly handle
20333 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
20336 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
20337 x86_64_general_operand as operand[2] predicate. Remove "iF"
20338 from operand constraints and use "e" constraint instead.
20339 (*subti3_1, *subti3_1 splitter): Ditto.
20340 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
20341 operand[1] predicate.
20343 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
20345 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
20346 arrays, multiply the access strides by the size of the sub-array.
20347 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20349 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20351 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20352 the configured assembler supports the sahf mnemonic.
20353 * configure: Regenerate.
20354 * config.in: Regenerate.
20356 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20357 emit "sahf" or ".byte\t0x9e" as asm template.
20359 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20362 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20363 option to replace hard coded TARGET_xxx in md file.
20364 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20365 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20366 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20367 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20368 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20369 (X86_TUNE_NOT_VECTORMODE): Ditto.
20370 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20371 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20372 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20373 (TUNE_SLOW_IMUL_IMM8): Ditto.
20374 (TUNE_MOVE_M1_VIA_OR): Ditto.
20375 (TUNE_NOT_UNPAIRABLE): Ditto.
20376 (TUNE_NOT_VECTORMODE): Ditto.
20378 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20381 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20382 tuning options instead of hard coded TARGET_xxx.
20383 (fix ssemode peephole2's): Ditto.
20384 (imul peephole2's): Ditto.
20386 (movdi_or_rex64): Ditto.
20387 (move peephole2): Ditto.
20388 (not peephole2's): Ditto.
20390 2007-03-14 Dirk Mueller <dmueller@suse.de>
20392 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20393 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20394 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20396 * c-parser.c (c_parser_do_statement): Warn about empty body in
20397 do/while statement.
20398 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20399 * doc/invoke.texi (-Wempty-body): Update documentation.
20401 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20404 * c-common.h (warn_for_div_by_zero): Declare.
20405 * c-common.c (warn_for_div_by_zero): Define.
20406 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20409 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20411 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20412 to PREFIX and STANDARD_PREFIX.
20414 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20415 Phil Edwards <phil@codesourcery.com>
20417 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20418 (__gthread_once_t): Remove busy field for RTPs.
20419 (__GTHREAD_ONCE_INIT): Update accordingly.
20421 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20423 * doc/invoke.texi: Document VxWorks options.
20425 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20427 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20429 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20431 PR tree-optimization/30590
20432 * tree-nrv.c (tree_nrv): Check for the partial update of the
20435 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20437 * flags.h (flag_random_seed): Remove declaration, in favor of...
20438 * toplev.h (get_random_seed, set_random_seed): ... these.
20439 * tree.c (get_file_function_name): Use the former.
20440 * opts.c (common_handle_option): Use the latter.
20443 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20445 PR middle-end/31127
20446 * cse.c (cse_find_path): Do not bail out if a basic block that
20447 we already visited now becomes part of a path that starts at a
20448 different basic block. Just disallow this, to make sure we
20449 visit each basic block at most once.
20451 2007-03-13 Jan Hubicka <jh@suse.cz>
20453 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20454 attributes, when profile esitmate is present, calls with very low
20455 frequency are cold.
20457 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20459 PR tree-optimization/30730
20460 PR tree-optimization/26900
20461 * tree-ssa-loop-niter.c: Include gmp.h.
20462 (bounds): New type.
20463 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20464 split_to_var_and_offset, determine_value_range,
20465 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20466 bound_difference, bounds_add, bounds_negate,
20467 number_of_iterations_ne_max, dump_affine_iv): New functions.
20468 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20469 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20470 difference of initial and final value of control iv to validate
20472 (number_of_iterations_cond): Add loop parameter. Determine bounds
20473 on the difference of the extremes of the control iv. Add dumps.
20474 (expand_simple_operations): Handle phi nodes.
20475 (simplify_using_initial_conditions): Do not record used conditions.
20476 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20477 Do not set additional_info.
20478 (implies_nonnegative_p, implies_ge_p): Removed.
20479 (derive_constant_upper_bound): Do not use parameter `additional'.
20480 (record_estimate): Parameter `additional' removed. Parameter
20481 `i_bound' added. Do not call derive_constant_upper_bound.
20482 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20483 bound the number of iterations estimate.
20484 (estimate_numbers_of_iterations_loop): Pass the estimate from
20485 the number of iterations analysis to record_estimate.
20486 * tree.h (multiple_of_p): Declare.
20487 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20488 (scev_const_prop): Do not check expression_expensive_p.
20489 * fold-const.c (multiple_of_p): Exported.
20490 * double-int.c (double_int_mask): Exported.
20491 * double-int.h (double_int_mask): Declare.
20492 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20493 field. Added max field.
20495 2007-03-13 David Taylor <taylor@candd.org>
20498 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20501 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20504 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20505 two unamed patterns.
20507 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20509 * config/i386/i386.opt (mcx16, msahf): New options.
20510 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20511 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20513 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20514 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20515 Output -mcx16 and -msahf options when corresponding bit is set.
20517 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20518 and -msahf options.
20520 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20522 * configure.ac: Test for assembler tolerance to # 0 "".
20523 * configure, config.in: Rebuilt.
20524 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20526 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20528 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20530 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20531 (handle_syscall): Handle direct system calls.
20532 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20534 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20536 * doc/invoke.texi: Fix cpp.info cross-reference.
20537 * doc/passes.texi: Fix gcc.info cross-reference.
20539 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20541 PR tree-optimization/30835
20542 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20543 bb_for_stmt is not NULL before accessing it.
20545 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20547 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20550 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20553 * doc/install.texi: Document --enable-stage1-languages
20555 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20557 * tree-pass.h (pass_into_cfg_layout_mode,
20558 pass_outof_cfg_layout_mode): Declare.
20559 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20560 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20561 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20562 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20564 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20566 * c-decl.c (warn_variable_length_array): New function.
20567 Refactored from grokdeclarator to handle warn_vla
20568 and handle unnamed array case.
20569 (grokdeclarator): Refactored VLA warning case.
20570 * c.opt (Wvla): New flag.
20571 * doc/invoke.texi (Wvla): New warning.
20573 2007-03-12 Richard Henderson <rth@redhat.com>
20575 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20576 (TARGET_SECTION_TYPE_FLAGS): New.
20578 2007-03-12 Richard Henderson <rth@redhat.com>
20580 * config/darwin.c (machopic_reloc_rw_mask): New.
20581 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20582 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20584 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20586 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20587 * cppdefault.h (cpp_PREFIX): Document.
20588 (cpp_PREFIX_len): Likewise.
20589 (cpp_EXEC_PREFIX): New variable.
20590 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20591 * c-incpath.c (add_standard_paths): Correct logic for relocating
20592 paths within prefix.
20594 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20596 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20597 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20599 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20600 fix_truncdfdi_sse using SSEMODEF mode macro.
20601 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20602 fix_truncdfsi_sse using SSEMODEF mode macro.
20603 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20604 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20606 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20608 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20609 elfos.h to tm_file.
20611 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20613 * tree.h : Add multiple_of_p declaration.
20614 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20615 * ipa-type-escape.c (results_of_malloc): Redundant.
20616 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20617 (cast_type): Extended with new members.
20618 (check_cast): Returns cast_type.
20619 (cast): New structure for data of walk_use_def_chains.
20620 (is_malloc_result, is_cast_from_non_pointer_1,
20621 is_cast_from_non_pointer,
20622 is_array_access_through_pointer_and_index): New functions.
20623 (look_for_casts): Returns cast types.
20624 (check_call): Returns void.
20625 (okay_pointer_operation): Use support of pointer plus index,
20626 pointer plus constant and allow all multiplications.
20628 2007-03-11 Richard Guenther <rguenther@suse.de>
20630 PR tree-optimization/31115
20631 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20632 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20633 A shift count of zero is not special as with *_DIV_EXPR.
20634 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20637 2007-03-11 Ian Lance Taylor <iant@google.com>
20639 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20640 the *_DIV_EXPR codes correctly with overflow infinities.
20642 2007-03-11 Ira Rosen <irar@il.ibm.com>
20644 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20645 indicate success/failure of the analysis. Add negation to subtrahend
20646 in case of subtraction. Fail if both operands contain constants.
20647 (create_data_ref): Fail if analyze_offset fails.
20649 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20651 * config/i386/i386.md (frndintxf2): Rename to ...
20652 (rintxf2): ... this. Remove expander having same name.
20653 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20654 (roundsf2, rounddf2): Ditto.
20655 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20656 (lround<mode>di2, lround<mode>si2): Ditto.
20658 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20660 * lower-subreg.c: Include except.h.
20661 (decompose_multiword_subregs): Verify that the only control flow
20662 insns we can split are loads to multi-words pseudos.
20663 Handle breaking such blocks after splitting, instead of calling
20664 find_many_sub_basic_blocks.
20666 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20667 on the new basic block. Add a lengthy comment explaining why we
20668 thought this was necessary.
20669 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20671 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20674 * tree.c (walk_type_fields): Recurse into the element type of
20675 ARRAY_TYPEs if there is a pointer set.
20677 2007-03-10 Dirk Mueller <dmueller@suse.de>
20679 * c-common.c (warn_logical_operator): Fix condition.
20681 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20683 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20685 * config/darwin.c (machopic_select_section): Remove superfluous
20686 argument in call to categorize_decl_for_section. Remove unused
20689 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20691 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20693 * configure: Regenerate.
20695 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20698 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20699 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20700 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20701 Add LABEL_NUSES to emitted label.
20702 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20703 branch probability value to emitted jump insn.
20704 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20705 Do not check life information and do not re-arrange input operands
20706 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20708 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20710 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20711 the change of decode_asm_operands.
20713 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20715 * mode-switching.c (create_pre_exit): Skip blockage insn.
20717 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20719 * tree-pass.h (TODO_update_smt_usage): Remove.
20721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20725 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20727 * pa.c (attr_length_call): Revise condition for long
20728 pc-relative branch.
20729 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20730 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20731 sequence on SOM target.
20733 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20735 * gcc.c: Document %{, in big comment at top.
20736 (input_suffix_matches): Remove special handling for .s and
20738 (input_spec_matches): New.
20739 (handle_braces): Handle %{,.
20740 (validate_switches): ',' indicates a value which is not a switch.
20741 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20742 to detect assembler input.
20743 * config/i386/sol2.h (CPP_SPEC): Likewise.
20744 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20745 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20746 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20747 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20748 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20749 -m64 causes deployment target to default to 10.5.
20750 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20752 2007-03-09 Richard Henderson <rth@redhat.com>
20755 * target.h (targetm.asm.out.reloc_rw_mask): New.
20756 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20757 (TARGET_ASM_OUT): Use it.
20758 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20759 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20760 use the new reloc_rw_mask target hook instead.
20761 (default_section_type_flags_1): Merge into...
20762 (default_section_type_flags): ... here.
20763 (decl_readonly_section_1): Merge into...
20764 (decl_readonly_section): ... here.
20765 (default_elf_select_section_1): Merge into...
20766 (default_elf_select_section): ... here.
20767 (default_unique_section_1): Merge into...
20768 (default_unique_section): ... here.
20769 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20770 (default_select_rtx_section): Use it.
20771 (default_elf_select_rtx_section): Likewise.
20772 * output.h: Update to match.
20773 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20774 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20775 (TARGET_ASM_RELOC_RW_MASK): New.
20776 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20777 to categorize_decl_for_section.
20778 (x86_64_elf_unique_section): Likewise.
20779 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20780 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20781 (TARGET_ASM_RELOC_RW_MASK): New.
20782 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20783 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20784 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20785 (TARGET_RWRELOC): Remove.
20786 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20787 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20788 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20789 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20790 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20791 (rs6000_xcoff_select_section): Use decl_readonly_section.
20792 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20793 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20794 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20795 (TARGET_SECTION_TYPE_FLAGS): Remove.
20796 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20798 2007-03-09 Roger Sayle <roger@eyesopen.com>
20800 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20801 complex constant equality/inequality comparisons for here.
20802 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20803 known at compile-time or can be simplified to a scalar comparison.
20804 (fold_relational_const): Move compile-time evaluation of complex
20805 constant equality/inequality comparisons to here.
20807 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20809 PR rtl-optimization/30643
20810 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20812 (fold_rtx): Recurse, like before 2006-11-03.
20814 2007-03-09 DJ Delorie <dj@redhat.com>
20816 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20819 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20821 PR tree-optimization/30375
20822 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20823 LHS of statements is not the same.
20824 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20826 2007-03-09 Chao-ying Fu <fu@mips.com>
20828 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20830 * doc/invoke.texi (-mdspr2): Document new option.
20831 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20832 New unspec for DSP REV 2.
20833 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20834 these instructions are extended in DSP REV 2.
20835 (mips-dspr2.md): Include.
20836 * config/mips/mips.opt (mdspr2): New option.
20837 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20838 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20839 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20840 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20841 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20842 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20843 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20845 (bdesc_map): Add one field of unsupported_target_flags.
20846 (bdesc_arrays): Update entries to have extra fields. Add
20848 (mips_init_builtins): Initialize new function types.
20849 Check unsupported_target_fileds to filter out builtins.
20850 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20852 (ASM_SPEC): Pass mdspr2 to the assembler.
20853 * config/mips/mips-dspr2.md: New file.
20855 2007-03-09 Sa Liu <saliu@de.ibm.com>
20857 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20859 2007-03-09 Ian Lance Taylor <iant@google.com>
20861 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20862 argument) like -Wstrict-overflow=2.
20863 * doc/invoke.texi (Warning Options): Update documentation.
20865 2007-03-09 Dirk Mueller <dmueller@suse.de>
20868 * doc/invoke.texi (-Wlogical-op): Document.
20869 * common.opt (-Wlogical-op): New.
20870 * c-common.h (warn_logical_operator): Declare.
20871 * c-common.c (warn_logical_operator): Define.
20872 * c-typeck.c (parser_build_binary_op): Call
20873 warn_logical_operator.
20875 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20877 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20878 * final.c (final_scan_insn): Test for non-"" file name.
20880 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20882 * doc/loop.texi: Document the Omega linear constraints solver.
20883 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20884 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20885 omega-hash-table-size, omega-max-keys, and
20886 omega-eliminate-redundant-constraints.
20887 * tree-pass.h (pass_check_data_deps): Declared.
20890 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20891 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20892 pass_check_data_deps): New.
20893 * tree-data-ref.c (init_data_ref): Remove declaration.
20894 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20895 (analyze_array): Renamed init_array_ref, move up initializations.
20896 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20897 Removed arguments that are set to NULL.
20898 (analyze_indirect_ref): Correct indentation, correct call to
20900 (object_analysis): Call init_array_ref instead of analyze_array.
20901 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20902 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20903 of DR_ACCESS_FNS_ADDR.
20904 (init_omega_eq_with_af, omega_extract_distance_vectors,
20905 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20906 ddr_consistent_p): New.
20907 (compute_affine_dependence): Check consistency of ddrs when
20908 flag_check_data_deps is passed.
20909 (analyze_all_data_dependences): Uncomment.
20910 (tree_check_data_deps): New.
20911 * tree-data-ref.h: Include omega.h.
20912 (DR_ACCESS_FNS_ADDR): Removed.
20913 (data_dependence_relation): Add inner_loop.
20914 (DDR_INNER_LOOP): New.
20915 * common.opt (fcheck-data-deps): New.
20916 * tree-flow.h (tree_check_data_deps): Declare.
20917 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20918 (OBJS-common): Depend on omega.o.
20920 * passes.c (pass_check_data_deps): Scheduled.
20921 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20922 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20923 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20924 PARAM_VECT_MAX_VERSION_CHECKS,
20925 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20927 2007-03-09 Richard Guenther <rguenther@suse.de>
20929 PR tree-optimization/30904
20930 PR middle-end/31058
20931 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20932 the same way as *_DIV_EXPR.
20934 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20936 * recog.c (decode_asm_operands): No mixed declarations and code.
20938 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20940 * rtl.def (ASM_INPUT): Add location.
20941 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20942 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20943 (decode_asm_operands): Add loc operand.
20944 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20945 * stmt.c (expand_asm): Rename to...
20946 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20947 gen_rtx_ASM_INPUT_loc.
20948 (expand_asm_expr): Adjust.
20949 * recog.c (decode_asm_operands): Add loc operand.
20950 (check_asm_operands, extract_insn): Adjust.
20951 * reload1.c (maybe_fix_stack_asms): Likewise.
20952 * final.c (asm_insn_count): Likewise.
20953 (final_scan_insn): Output # line before and after asm.
20955 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20957 * tree-ssa-structalias.c (variable_info): Remove
20959 (new_var_info): Ditto.
20960 (shared_bitmap_info_t): New structure.
20961 (shared_bitmap_table): New variable.
20962 (shared_bitmap_hash): New function.
20963 (shared_bitmap_eq): Ditto
20964 (shared_bitmap_lookup): Ditto.
20965 (shared_bitmap_add): Ditto.
20966 (merge_smts_into): Change to take bitmap directly.
20967 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20968 (init_alias_vars): Init shared bitmap hashtable.
20969 (delete_points_to_sets): Delete shared bitmap hashtable.
20970 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20971 is_aliased removal as a change that was still necessary was
20974 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20976 * config/i386/i386.h (override_options): Conditionally disable
20977 x86_sahf for 64bit targets only.
20979 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20982 * c-decl.c (merge_decls): Don't call make_var_volatile.
20983 * varasm.c (make_var_volatile): Remove.
20984 * output.h (make_var_volatile): Remove.
20986 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20988 PR tree-optimization/31085
20989 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20991 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20993 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20994 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20995 ATTR_CONST_NOTHROW_LIST.
20997 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21000 2007-03-08 Diego Novillo <dnovillo@redhat.com>
21002 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
21004 2007-03-08 Geoffrey Keating <geoffk@apple.com>
21007 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
21009 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
21010 passed, use shared libgcc.
21012 2007-03-08 Roger Sayle <roger@eyesopen.com>
21014 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
21015 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21016 (honor_protect_cleanup_actions, lower_try_finally_switch):
21018 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
21019 ifc_temp_var): Likewise.
21020 * tree-inline.c (setup_one_parameter): Likewise.
21021 * tree-mudflap.c (mf_decl_cache_locals,
21022 mf_build_check_statement_for): Likewise.
21023 * tree-nested.c (init_tmp_var, save_tmp_var,
21024 finalize_nesting_tree_1): Likewise.
21025 * tree-outof-ssa.c (insert_copy_on_edge,
21026 insert_backedge_copies): Likewise.
21027 * tree-profile.c (tree_gen_edge_profiler,
21028 tree_gen_ic_profiler): Likewise.
21029 * tree-scalar-evolution.c (scev_const_prop): Likewise.
21030 * tree-sra.c (sra_build_assignment): Likewise.
21031 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
21032 * tree-ssa-math-opts.c (insert_reciprocals,
21033 execute_cse_sincos_1): Likewise.
21034 * tree-tailcall.c (adjust_accumulator_values,
21035 adjust_return_value): Likewise.
21036 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
21037 * tree-vect-transform.c (vect_create_data_ref_ptr,
21038 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
21039 vect_create_epilog_for_reduction, vectorizable_reduction,
21040 vectorizable_call, vectorizable_conversion,
21041 vectorizable_assignment, vectorizable_operation,
21042 vectorizable_type_demotion, vect_gen_widened_results_half,
21043 vect_permute_store_chain, vectorizable_store,
21044 vect_setup_realignment, vect_permute_load_chain,
21045 vectorizable_load, vectorizable_condition,
21046 vect_create_cond_for_align_checks): Likewise.
21047 * tree-vrp.c (build_assert_expr_for): Likewise.
21049 2007-03-08 Ian Lance Taylor <iant@google.com>
21051 * tree-vrp.c: Include "intl.h".
21052 (usable_range_p): New static function.
21053 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
21054 overflowed values, juts set *strict_overflow_p.
21055 (compare_values): Only return -2 if one of the operands is not a
21057 (compare_ranges): Call usable_range_p.
21058 (compare_range_with_value): Likewise.
21059 (vrp_evaluate_conditional_warnv): Rename from
21060 vrp_evaluate_conditional. Make static. Change all callers.
21061 (vrp_evaluate_conditional): New function.
21062 (simplify_div_or_mod_using_ranges): Issue warning about reliance
21063 on signed overflow.
21064 (simplify_abs_using_ranges): Likewise.
21065 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
21066 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
21067 within_stmt parameter.
21068 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21069 vrp_evaluate_conditional.
21070 * tree-ssa-threadedge.c
21071 (record_temporary_equivalences_from_stmts_at_dest): Change
21072 simplify parameter to take a second tree parameter.
21073 (simplify_control_stmt_condition): Likewise.
21074 (thread_across_edge): Likewise.
21075 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21076 (thread_across_edge): Likewise.
21077 * Makefile.in (tree-vrp.o): Depend upon intl.h.
21079 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
21081 * config/i386/i386.h (TARGET_SAHF): New define.
21082 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
21083 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
21084 (x86_sahf): New global variable.
21085 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
21086 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
21087 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
21088 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
21090 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
21091 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
21092 when expanding fcomi/sahf based tests.
21093 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
21094 expanding sahf based alternative. Emit sahf based sequence when
21095 optimizing for code size.
21096 * config/i386/i386.md (x86_sahf_1): Do not disable for
21097 TARGET_64BIT, enable for TARGET_SAHF.
21099 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
21101 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
21102 spurious whitespace from error message.
21104 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
21107 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
21109 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
21111 * c-decl.c (grokdeclarator): Disable warnings for anonymous
21113 * tree-sra.c (instantiate_element): Propagate disabled warnings
21114 from the element itself to the created variable.
21116 2007-03-07 Richard Henderson <rth@redhat.com>
21119 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
21120 silently fix up the stack in the case of a missing register.
21122 2007-03-07 Paul Brook <paul@codesourcery.com>
21124 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
21126 2007-03-07 Joseph Myers <joseph@codesourcery.com>
21128 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
21130 (phase1_vrs): Use them.
21131 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
21132 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
21133 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
21134 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
21135 __gnu_Unwind_Restore_WMMXC if required.
21136 (_Unwind_VRS_Pop): Implement iWMMXt support.
21137 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
21138 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
21139 gnu_Unwind_Save_WMMXC): Define.
21141 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21143 * config/vxworks.h (vxworks_override_options): Declare.
21144 (VXWORKS_OVERRIDE_OPTIONS): Use it.
21145 * config/vxworks.c: Include target.h and toplev.h.
21146 (vxworks_override_options): New function.
21147 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
21149 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
21151 * config/s390/s390.c (override_options): Don't emit an error when
21152 -mstack-size is used without providing -mstack-guard.
21153 (s390_emit_prologue): Choose stack_guard value automatically if not
21154 provided via command line.
21155 * doc/invoke.texi: Adjust description of -mstack-guard and
21158 2007-03-07 Richard Sandiford <richard@codesourcery.com>
21160 * config/i386/i386.c (output_set_got): Add a GOT initialization
21161 sequence for VxWorks PIC.
21162 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
21163 around labels as well as symbols. Use gotoff_operand instead
21164 of local_symbolic_operand.
21165 (legitimize_pic_address): Use gotoff_operand instead of
21166 local_symbolic_operand. Use @GOT accesses for labels as
21168 (ix86_output_addr_diff_elt): Use PC-relative rather than
21169 GP-relative offsets for VxWorks PIC.
21170 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
21171 no_new_pseudos. Check whether the returned register is op0.
21172 * config/i386/i386.md (tablejump): Use PC-relative rather than
21173 GP-relative offsets for VxWorks PIC.
21174 * config/i386/predicates.md (gotoff_operand): New predicate.
21176 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21178 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
21180 * config/vxworks-dummy.h: New file.
21181 * config/i386/i386.h: Include it.
21183 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
21185 * dwarf2out.c (is_inlined_entry_point): New
21186 (add_high_low_attributes): Emit DW_AT_entry_pc along with
21187 DW_AT_ranges if the first subblock is the entry point.
21189 2007-03-06 David Daney <ddaney@avtrex.com>
21191 * doc/install.texi (mips-*-*): Change recommended binutils
21194 2007-03-06 Anatoly Sokolov <aesok@post.ru>
21196 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
21197 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
21199 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21200 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21202 2007-03-06 Jan Hubicka <jh@suse.cz>
21204 * errors.h (warning, error, fatal, internal_error): Mark as cold.
21205 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
21207 (probably_cold_bb_p): Cold functions are cold.
21208 (probably_never_executed_bb_p): Cold functions are cold.
21209 (tree_bb_level_predictions): Predict calls to cold functions as not
21211 (compute_function_frequency): Check hot/cold attributes.
21212 * function.h (function_frequency): Update comments.
21213 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
21214 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
21215 (c_common_att): Add cold and hot.
21217 * doc/extend.texi (hot,cold attributes): Document.
21219 2007-03-06 Andrew Haley <aph@redhat.com>
21221 * function.c (expand_function_end): Move blockage to just after we
21222 emit the label for the naked return from the function.
21224 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21226 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
21229 2007-03-06 Jan Hubicka <jh@suse.cz>
21231 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
21232 loaded for constant large models. Non-large 64bit PIC can do.
21233 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
21234 * cmodel.h: Add LARGE PIC.
21235 * i386.md (UNSPEC_PLTOFF): New.
21236 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
21238 (*call_1_rex64): Disable for large models.
21239 (*call_1_rex64_large): New.
21240 (*call_value_1_rex64): Disable for large models.
21241 (*call_value_1_rex64_large): New.
21242 (set_rip_rex4): New.
21243 (set_got_offset_rex64): New.
21244 * predicates.md (constant_call_address_operand): For large model
21245 constant calls are not possible.
21246 * i386-protos.h (construct_plt_address): Declare.
21247 * i386.c (override_options): Accept large models.
21248 (ix86_expand_prologue): Expand large PIC GOT pointer load.
21249 (legitimate_constant_p): Add new UNSPECs.
21250 (legitimate_pic_operand_p): Likewise.
21251 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
21252 (legitimize_pic_address): Do easy RIP relative way for TLS only for
21254 (output_pic_addr_const): Add PLTOFF.
21255 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
21256 (ix86_expand_move): Legitimize pic address when in PIC mode.
21257 (construct_plt_address): New function.
21258 (ix86_expand_call): Offload the address to register and use GOT
21259 pointer for large model.
21260 * invoke.texi (mcmodel=large): Update documentation.
21262 2007-03-06 Richard Henderson <rth@redhat.com>
21264 * config/i386/i386.c (x86_use_leave, x86_push_memory,
21265 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
21266 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
21267 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
21268 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
21269 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
21270 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
21271 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
21272 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
21273 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
21274 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21275 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
21276 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21277 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21278 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
21279 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
21280 x86_schedule, x86_use_bt, x86_pad_returns,
21281 x86_use_xchgb): Merge into ...
21282 (ix86_tune_features): ... here. New array.
21283 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21284 x86_bswap): Merge into ...
21285 (ix86_arch_features): ... here. New array.
21286 (x86_3dnow_a): Remove.
21287 (x86_accumulate_outgoing_args): Make static.
21288 (x86_arch_always_fancy_math_387): Make static.
21289 (ix86_tune_mask, ix86_arch_mask): Move ...
21290 (override_options): ... to local variables here. Apply the
21291 appropriate mask to each element of ix86_arch_features and
21292 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
21293 as were done in the old macros.
21294 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
21295 * config/i386/i386.h (x86_use_leave, x86_push_memory,
21296 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
21297 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
21298 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
21299 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
21300 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
21301 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
21302 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
21303 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
21304 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
21305 x86_partial_reg_dependency, x86_memory_mismatch_stall,
21306 x86_accumulate_outgoing_args, x86_prologue_using_move,
21307 x86_epilogue_using_move, x86_decompose_lea,
21308 x86_arch_always_fancy_math_387, x86_shift1,
21309 x86_sse_partial_reg_dependency, x86_sse_split_regs,
21310 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
21311 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
21312 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
21313 x86_use_incdec, x86_pad_returns, x86_bswap,
21314 x86_partial_flag_reg_stall): Remove.
21315 (enum ix86_tune_indices): New.
21316 (ix86_tune_features): New.
21317 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
21318 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
21319 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
21320 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
21321 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
21322 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
21323 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
21324 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
21325 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
21326 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
21327 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
21328 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
21329 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
21330 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
21331 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
21332 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
21333 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
21334 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
21335 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
21336 TARGET_EXT_80387_CONSTANTS): Use it.
21337 (enum ix86_arch_indices): New.
21338 (ix86_arch_features): New.
21339 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
21340 TARGET_BSWAP): Use it.
21341 (ix86_tune_mask, ix86_arch_mask): Remove.
21343 2007-03-06 Joseph Myers <joseph@codesourcery.com>
21346 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21347 Define using $${sysroot_headers_suffix}.
21348 * configure: Regenerate.
21349 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21350 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21352 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21353 * gcc.c (print_sysroot_headers_suffix): New.
21354 (option_map): Include --print-sysroot-headers-suffix.
21355 (display_help): Mention -print-sysroot-headers-suffix.
21356 (process_command): Handle -print-sysroot-headers-suffix.
21357 (do_spec_1): Append multilib directory to include-fixed path if
21358 sysroot suffixes in use.
21359 (main): Handle -print-sysroot-headers-suffix.
21360 * Makefile.in (start.encap): Don't depend on xlimits.h
21361 (xlimits.h): Remove.
21362 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21363 limits.h for each multilib in fixinc_list.
21364 (fixinc_list, s-fixinc_list): New.
21365 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21366 generate them for each multilib in fixinc_list.
21367 (stmp-fixproto): Use include-fixed. Run fixproto for each
21368 multilib in fixinc_list.
21369 (mostlyclean): Don't remove xlimits.h.
21370 (clean): Remove include-fixed.
21371 (real-install-headers-tar, real-install-headers-cpio,
21372 real-install-headers-cp): Don't copy include, only include-fixed.
21373 (install-mkheaders): Depend on fixinc_list. Don't depend on
21374 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21375 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21376 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21378 2007-03-06 Jan Hubicka <jh@suse.cz>
21380 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21383 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21385 * configure.ac: Allow tm_file to contain build-directory files.
21386 * configure: Regenerate.
21387 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21388 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21389 * config/m68k/print-sysroot-suffix.sh: New file.
21391 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21393 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21394 of pic_offset_table_rtx if reload_completed.
21395 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21396 PIC_OFFSET_TABLE_REGNUM.
21397 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21399 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21400 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21402 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21404 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21405 functions that call eh_return.
21407 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21409 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21410 functions that need a constant pool.
21412 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21415 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21416 (m68k_preferred_reload_class): Likewise.
21417 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21418 (SECONDARY_RELOAD_CLASS): Define.
21419 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21420 (LIMIT_RELOAD_CLASS): Delete.
21421 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21422 registers from storing bytes.
21423 (m68k_secondary_reload_class): New function.
21424 (m68k_preferred_reload_class): Likewise.
21426 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21428 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21430 (m68k_expand_prologue): Likewise.
21432 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21434 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21435 (mips_expand_epilogue): Add a bool parameter.
21436 (m68k_legitimize_sibcall_address): Declare.
21437 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21438 (m68k_expand_epilogue): Add a parameter to select between sibling
21439 and normal epilogues. Only generate a return for the latter.
21440 (m68k_ok_for_sibcall_p): New function.
21441 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21442 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21443 (sibcall_value, *sibcall_value): Likewise.
21444 (*call, *call_value): Require !SIBLING_CALL_P.
21445 (epilogue): Update call to m68k_expand_epilogue.
21446 (sibcall_epilogue): New pattern.
21447 * config/m68k/predicates.md (const_call_operand): Say that this
21448 predicate applies to sibling calls too.
21449 (sibcall_operand): New predicate.
21451 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21453 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21454 alternatives as movsi_cf.
21455 (movsf_cf_hard): Add commentary.
21457 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21458 Richard Sandiford <richard@codesourcery.com>
21460 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21461 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21462 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21463 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21464 as being live on exit from an interrupt function.
21465 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21466 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21467 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21468 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21469 (m68k_interrupt_function_p): Globalize.
21470 (m68k_compute_frame_layout): Remove reverse mask code.
21471 (m68k_emit_movem, m68k_set_frame_related): New functions.
21472 (m68k_output_function_prologue): Delete in favor of...
21473 (m68k_expand_prologue): ...this new function.
21474 (m68k_output_function_epilogue): Delete in favor of...
21475 (m68k_expand_epilogue): ...this new function.
21476 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21478 (print_operand): Handle %?.
21479 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21480 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21481 (prologue, epilogue): New patterns.
21482 (return): Turn into a define_expand.
21483 (*return): New pattern, derived from old "return" pattern. Use rte
21484 rather than rts for interrupt functions. Only use rtd if the pop
21486 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21487 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21488 (link, *link, unlink, *unlink, load_got): Likewise.
21490 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21494 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21495 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21496 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21497 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21498 and m68k_matches_u_p.
21499 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21500 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21501 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21502 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21503 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21504 (REG_STRICT_P): New macro.
21505 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21506 PCREL_GENERAL_OPERAND_OK.
21507 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21508 m68k_legitimate_base_reg_p.
21509 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21510 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21511 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21512 * config/m68k/m68k.c (m68k_address): New structure.
21513 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21514 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21515 (m68k_jump_table_ref_p, m68k_decompose_address)
21516 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21517 (m68k_matches_u_p): New functions.
21518 (print_operand_address): Rewrite to use m68k_decompose_index.
21520 2007-03-05 David Taylor <dtaylor@emc.com>
21522 * gcc.c: Correct copyright date in --version output.
21524 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21526 * pa.md: In unamed move patterns, disparge copies between general
21527 and floating point registers using '?' modifier. Don't include 'f'
21528 constraint for register preferences in DImode, SImode, HImode and
21529 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21530 Remove constraints for copies between general and floating registers
21531 in soft-float DFmode pattern.
21532 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21536 2007-03-05 Mike Stump <mrs@apple.com>
21538 * c-common.c (targetcm): Add.
21539 * c-opts.c (c_common_handle_option): Handle language specific
21541 * opts.c (handle_option): Verify language for target options, if
21543 * opth-gen.awk: Add CL_LANG_ALL.
21544 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21545 (TARGETCM_INITIALIZER): Add.
21546 * target.h (struct gcc_targetcm): Add.
21548 * targhooks.c (default_handle_c_option): Add.
21549 * targhooks.h (default_handle_c_option): Add.
21550 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21552 * config/darwin.opt (iframework): Add.
21553 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21554 * config/darwin-c.c (handle_c_option): Add.
21555 (TARGET_HANDLE_C_OPTION): Add.
21557 * doc/invoke.texi (Darwin Options): Add -iframework.
21559 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21561 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21564 2007-03-05 Ian Lance Taylor <iant@google.com>
21566 * c.opt (fgnu89-inline): New option.
21567 * c-opts.c (c_common_post_options): Set default value for
21569 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21570 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21572 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21573 (grokdeclarator, start_function): Likewise.
21574 * c-cppbuiltin.c (c_cpp_builtins): Define either
21575 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21576 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21577 (C Dialect Options): Document -fgnu89-inline.
21578 * doc/extend.texi (Function Attributes): Explain what the
21579 gnu_inline attribute does.
21580 * doc/cpp.texi (Common Predefined Macros): Document
21581 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21583 2007-03-05 Ian Lance Taylor <iant@google.com>
21585 PR tree-optimization/31034
21586 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21587 half-range if the other side is an overflow infinity.
21589 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21591 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21592 (bfin*-linux-uclibc*): New configuration.
21593 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21595 * config/bfin/linux.h: New file.
21596 * config/bfin/libgcc-bfin.ver: New file.
21597 * config/bfin/t-bfin-uclinux: New file.
21598 * config/bfin/t-bfin-linux: New file.
21599 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21600 (TARGET_OS_CPP_BUILTINS): New macro.
21602 2007-03-05 Richard Guenther <rguenther@suse.de>
21604 * fold-const.c (fold_binary): Remove duplicate folding
21605 of comparison of non-null ADDR_EXPR against null.
21607 2007-03-05 Richard Guenther <rguenther@suse.de>
21608 Dorit Nuzman <dorit@il.ibm.com>
21610 PR tree-optimization/26420
21611 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21612 are no loops in the function. Only print the number of
21613 vectorized loops if it is greater than zero or we are supposed
21614 to print information about unvectorized loops.
21616 2007-03-05 Revital Eres <eres@il.ibm.com>
21618 * gcc.dg/var-expand1.c: New test.
21619 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21620 when an accumulator is expanded.
21622 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21625 * c-common.c (convert_and_check): Don't give warnings for
21626 conversion if 'expr' already overflowed.
21628 2007-03-04 Roger Sayle <roger@eyesopen.com>
21630 PR middle-end/30744
21631 * fold-const.c (fold_comparison): Enforce type consistency when
21632 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21634 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21636 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21637 containing a cast to the base of TARGET_MEM_REF.
21639 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21641 * tree.c (tree_contains_struct_check_failed): Remove spurious
21642 whitespace from error message.
21644 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21647 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21648 instead of precision.
21650 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21651 Nathan Sidwell <nathan@codesourcery.com>
21653 * emit-rtl.c (find_auto_inc): New.
21654 (try_split): recreate REG_INC notes,
21655 Use regular for loops rather than whiles.
21657 2007-03-03 Andreas Schwab <schwab@suse.de>
21659 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21660 * configure: Regenerate.
21662 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21664 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21665 flag_rounding_math, not flag_unsafe_math_optimizations.
21667 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21669 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21670 alpha_fold_vector_minmax): Likewise.
21671 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21672 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21674 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21676 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21677 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21678 if the lhs has side-effects.
21679 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21681 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21683 * config/i386/i386.h (TUNEMASK): Remove define.
21684 (ARCHMASK): Remove define.
21685 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21686 Use ix86_arch_mask variable instead of ARCHMASK.
21687 * config/i386/i386.c (override_options): Ditto.
21688 (standard_80387_constant_p): Ditto.
21690 2007-03-02 Ian Lance Taylor <iant@google.com>
21692 Used signed infinities in VRP.
21693 * tree-vrp.c (uses_overflow_infinity): New static function.
21694 (supports_overflow_infinity): New static function.
21695 (make_overflow_infinity): New static function.
21696 (negative_overflow_infinity): New static function.
21697 (positive_overflow_infinity): New static function.
21698 (is_negative_overflow_infinity): New static function.
21699 (is_positive_overflow_infinity): New static function.
21700 (is_overflow_infinity): New static function.
21701 (overflow_infinity_range_p): New static function.
21702 (compare_values_warnv): New function split out of compare_values.
21703 (compare_value): Call it.
21704 (set_value_range_to_nonnegative): Add overflow_infinity
21705 parameter. Change caller.
21706 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21708 (vrp_expr_computes_nonzero): Likewise.
21709 (compare_ranges, compare_range_with_value): Likewise.
21710 (compare_name_with_value, compare_names): Likewise.
21711 (vrp_evaluate_conditional): Likewise.
21712 (set_value_range): Handle infinity
21713 (vrp_operand_equal_p, operand_less_p): Likewise.
21714 (extract_range_from_assert): Likewise.
21715 (vrp_int_const_binop): Likewise.
21716 (extract_range_from_binary_expr): Likewise.
21717 (extract_range_from_unary_expr): Likewise.
21718 (extract_range_from_comparison): Likewise.
21719 (extract_range_from_expr): Likewise.
21720 (dump_value_range): Likewise.
21721 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21722 (test_for_singularity): Likewise.
21723 (vrp_int_const_binop): Remove inline qualifier.
21724 (adjust_range_with_scev): Add comment.
21725 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21727 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21729 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21730 (get_constraint_for): Likewise.
21731 (do_structure_copy): Likewise.
21732 (find_func_aliases): Fix references to MODIFY_EXPR.
21733 (intra_create_variable_infos): Tidy.
21734 * tree-ssa-operands.c (add_virtual_operand): Add argument
21736 When adding members of alias sets, if IS_CALL_SITE is true and
21737 the symbol is not call-clobbered, skip it.
21738 Adjust all callers.
21740 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21742 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21743 entry by means of emit_insn_at_entry.
21745 2007-03-02 Richard Henderson <rth@redhat.com>
21747 * expr.h (promoted_input_arg): Remove decl.
21748 * function.c (promoted_input_arg): Merge into ...
21749 * combine.c (setup_incoming_promotions): ... only caller.
21750 Rearrange to avoid double loop.
21752 2007-03-02 Ben Elliston <bje@au.ibm.com>
21753 Peter Bergner <bergner@vnet.ibm.com>
21754 Janis Johnson <janis187@us.ibm.com>
21756 * config/rs6000/dfp.md: New file.
21757 * config/rs6000/rs6000.md: Include dfp.md.
21758 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21759 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21760 and TDmode decimal float modes in FP registers.
21761 (num_insns_constant): Likewise.
21762 (rs6000_legitimate_offset_address_p): Likewise.
21763 (rs6000_legitimize_address): Likewise.
21764 (rs6000_legitimize_reload_address): Likewise.
21765 (rs6000_legitimate_address): Likewise.
21766 (rs6000_emit_move): Likewise.
21767 (function_arg_boundary): Likewise.
21768 (function_arg_advance): Likewise.
21769 (rs6000_darwin64_record_arg_recurse): Likewise.
21770 (function_arg): Likewise.
21771 (rs6000_gimplify_va_arg): Likewise.
21772 (rs6000_split_multireg_move): Likewise.
21773 (rs6000_output_function_epilogue): Likewise.
21774 (rs6000_output_function_epilogue): Likewise.
21775 (rs6000_register_move_cost): Likewise.
21776 (rs6000_function_value): Likewise.
21777 (rs6000_libcall_value): Likewise.
21779 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21781 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21783 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21785 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21786 Use $MULTIDIR to choose between the kernel and RTP headers,
21787 and use $WIND_BASE and $WIND_USR to locate them.
21789 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21791 * config/i386/i386.c (override_options): Put initialization of
21792 ix86_tune_mask and ix86_arch_mask to the correct place.
21794 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21795 Michael Meissner <michael.meissner@amd.com>
21798 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21799 (ARCHMASK): Define.
21800 (TARGET_CMOVE): Use ARCHMASK.
21801 (TARGET_CMPXCHG): Ditto.
21802 (TARGET_CMPXCHG8B): Ditto.
21803 (TARGET_XADD): Ditto.
21804 (TARGET_BSWAP): Ditto.
21805 * config/i386/i386.c (ix86_tune_mask): New global variable.
21806 (ix86_arch_mask): Ditto.
21807 (override_options): Initialize ix86_tune_mask and
21808 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21811 2007-03-02 Ben Elliston <bje@au.ibm.com>
21814 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21816 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21818 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21819 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21820 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21821 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21823 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21824 rs6000_init_dwarf_reg_sizes_extra): New.
21825 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21826 SPE register high parts.
21828 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21830 * Makefile.in: Add install-pdf target as
21831 copied from automake v1.10 rules.
21832 * configure.ac: Add install-pdf to target list.
21833 * configure: Regenerate.
21835 2007-03-01 Paul Brook <paul@codesourcery.com>
21837 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21838 modes to LDRD for DImode.
21839 (output_move_double): Fixup out of range ldrd/strd.
21840 (vfp_secondary_reload_class): Rename...
21841 (coproc_secondary_reload_class): ... to this. Add wb argument.
21842 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21843 coproc_secondary_reload_class for CLASS_IWMMXT.
21844 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21845 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21847 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21849 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21850 unroll factor by the estimated number of iterations.
21851 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21852 than prefetch latency.
21854 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21855 decode_caches_intel, detect_caches_intel): New functions.
21856 (host_detect_local_cpu): Use detect_caches_amd and
21857 detect_caches_intel.
21859 2007-03-01 Richard Henderson <rth@redhat.com>
21861 * expr.c (emit_move_complex_push): Export.
21862 (emit_move_complex_parts): Split out from ...
21863 (emit_move_complex): ... here.
21864 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21865 * config/i386/i386.md (movcdi): New.
21867 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21869 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21870 size of mode1 to check for tieable modes in MMX case.
21872 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21874 * Makefile.in (rtlanal.o): Depend on tree.h.
21875 * rtl.h (offset_within_section_p, split_const): Declare.
21876 * rtlanal.c: Include tree.h.
21877 (offset_within_block_p): New function, taken from
21878 mips_offset_within_object_p.
21879 (split_const): New function, taken from mips_split_const.
21880 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21882 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21883 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21884 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21885 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21886 (m68k_illegitimate_symbolic_constant_p): New function.
21887 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21888 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21889 symbolic constant that might be outside the symbol's section,
21890 move the symbol first and then add the offset.
21891 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21893 * config/mips/mips.c (mips_split_const): Delete.
21894 (mips_offset_within_object_p): Delete.
21895 (mips_symbolic_constant_p): Use offset_within_section_p and
21896 split_const instead of mips_offset_within_object_p and
21898 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21899 (mips_legitimize_const_move, print_operand_reloc)
21900 (mips_dangerous_for_la25_p): Use split_const instead of
21903 2007-02-28 Eric Christopher <echristo@apple.com>
21905 * Makefile.in (install-include-dir): Don't rm -rf include.
21907 2007-02-28 Richard Guenther <rguenther@suse.de>
21909 PR middle-end/30364
21910 * fold-const.c (fold_binary): Do not associate expressions
21911 with more than one variable for integer types that do not wrap.
21913 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21915 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21916 Delete, and replace with...
21917 (fold_builtin_call_array): This. Update callers to use it.
21918 * fold-const.c (fold_build_call_list): Delete, and replace with...
21919 (fold_build_call_array): This.
21920 (fold_build_call_list_initializer): Delete, and replace with...
21921 (fold_build_call_array_initializer): This.
21922 * tree.h: Update declarations to reflect above changes.
21924 * c-typeck.c (build_function_call): Store converted arguments
21925 in a stack-allocated array instead of building a list.
21926 (convert_arguments): Store arguments in the array passed in as an
21927 argument, and return the actual number of arguments.
21928 * c-format.c: (check_function_format): Pass arguments in an
21929 array instead of a list.
21930 * c-common.c (check_function_nonnull): Likewise.
21931 (check_function_sentinel): Likewise.
21932 (check_function_arguments): Likewise.
21933 * c-common.h: Update declarations to reflect above changes.
21935 2007-02-28 Jan Hubicka <jh@suse.cz>
21937 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21938 PRED_NEGATIVE_RETURN): Update outcomes.
21940 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21942 * calls.c (emit_library_call_value_1): Handle partial registers
21943 correctly when building up CALL_INSN_FUNCTION_USAGE.
21945 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21947 * pa/predicates.md (move_src_operand): Allow zero for mode.
21948 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21951 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21954 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21955 *movv2df_internal): Enable pattern only for valid operand
21957 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21958 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21960 2007-02-27 Mike Stump <mrs@apple.com>
21962 * config/darwin-crt3.c: Avoid compilation when compiling for a
21965 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21967 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21969 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21970 for fixed headers and limits.h.
21971 (install-include-dir, install-headers-tar, install-headers-cpio,
21972 install-headers-cp, real-install-headers-tar,
21973 real-install-headers-cpio, real-install-headers-cp): Handle
21974 include-fixed as well as include.
21975 (install-mkheaders): Don't install files that go only in include
21977 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21978 from GCC_INCLUDE_DIR.
21979 * gcc.c (process_command): Remove special -BstageN/ handling.
21980 (do_spec_1): Add include-fixed directories.
21982 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21984 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21986 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21988 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21991 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21993 * c-common.c (get_priority): Add check for
21994 SUPPORTS_INIT_PRIORITY.
21996 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21998 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
22000 * config/bfin/bfin.c: Include "cfglayout.h".
22001 (MAX_LSETUP_DISTANCE): New macro.
22002 (struct loop_info): New members incoming, incoming_src and
22003 incoming_dest. Delete member predecessor.
22004 (length_for_loop): New function.
22005 (bfin_optimize_loop): Handle more different loop structures.
22006 (bfin_discover_loop): Rework detection of predecessor blocks by
22007 examining incoming edges.
22008 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
22010 (bfin_reorder_loops): New function.
22011 (bfin_reorg_loops): Use these three new functions.
22013 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
22014 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
22015 (CONSTRAINT_LEN): Add entry for 'q'.
22016 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
22017 Add 'q' constraints.
22018 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
22019 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
22021 * config/bfin/bfin.md (add_with_carry): New pattern.
22022 (s_or_u, su_optab, su_modifier): New code macros/attrs.
22023 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
22024 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
22025 support unsigned multiplies too. Removed incorrect commutativity from
22026 operand 1 constraint where appropriate.
22027 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
22029 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
22030 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
22032 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
22033 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
22034 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
22035 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
22036 usmulhisi_hh_huh): New patterns.
22038 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
22039 lshifthi3): Fix output template to use half reg for operand 2.
22041 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
22044 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
22046 2007-02-27 Andreas Schwab <schwab@suse.de>
22048 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
22050 2007-02-27 Jan Hubicka <jh@suse.cz>
22052 * predict.c (last_basic_block_p): Remove.
22053 (tree_estimate_probability): Update return heuristic for commonized
22056 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22058 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
22060 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
22062 * doc/include/gcc-common.texi (versionsubtitle): New macro.
22063 * doc/cpp.texi: Standardize title page.
22064 * doc/cppinternals.texi: Likewise.
22065 * doc/gcc.texi: Standardize title page, remove version number
22066 from copyright page.
22067 * doc/gccint.texi: Likewise.
22068 * doc/install.texi: Standardize title page, add table of
22071 2007-02-26 Jan Hubicka <jh@suse.cz>
22073 * predict.def: Set outcomes according to more recent results.
22074 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
22075 Remove dead predictors.
22076 * predict.c (return_prediction): Fix pasto.
22078 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
22080 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
22081 change; avoid a memory leak when returning early.
22083 2007-02-26 Mark Mitchell <mark@codesourcery.com>
22085 * c-decl.c (static_ctors): Move to c-common.c.
22086 (static_dtors): Likewise.
22087 (finish_function): Use c_record_cdtor_fn.
22088 (build_cdtor): Move to c-common.c.
22089 (c_write_global_declarations): Use c_build_cdtor_fns.
22090 * c-common.h (static_ctors): Declare.
22091 (static_dtors): Likewise.
22092 (c_record_cdtor_fn): Likewise.
22093 (c_build_cdtor_fns): Likewise.
22094 * c-common.c (static_ctors): New variable.
22095 (static_dtors): Likewise.
22096 (c_record_cdtor_fn): New function.
22097 (build_cdtor): Move from c-decl.c
22098 (c_build_cdtor_fns): New function.
22100 * output.h (assemble_addr_to_section): Declare.
22101 (get_cdtor_priority_section): Likewise.
22102 * varasm.c (assemble_addr_to_section): New function.
22103 (get_cdtor_priority_section): Likewise.
22104 (default_named_section_asm_out_destructor): Use them.
22105 (destor_dtor_section_asm_out_destructor): Likewise.
22106 (default_named_section_asm_out_constructor): Likewise.
22107 (default_ctor_section_asm_out_constructor): Likewise.
22108 * config.gcc (*-*-vxworks*): Include vxworks.o.
22109 * config/t-vxworks (vxworks.o): New target.
22110 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
22111 (TARGET_ASM_CONSTRUCTOR): Define.
22112 (TARGET_ASM_DESTRUCTOR): Likewise.
22113 (vxworks_asm_out_constructor): Declare.
22114 (vxworks_asm_out_destructor): Likewise.
22116 * c-common.c (get_priority): Check that we have not just an
22117 INTEGER_CST, but an integer constant with integeral type.
22119 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
22121 PR tree-optimization/30938
22122 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
22123 use &dt[nargs-1] instead of &dt[nargs] in the call to
22124 vect_is_simple_use().
22126 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
22128 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
22129 from register elimination as PRE_MODIFY / POST_MODIFY increments.
22130 Do not attempt to handle MEM inside auto-inc expressions.
22131 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
22132 of a register modified by an auto-inc expression. However, do handle
22133 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
22134 (elimination_effects): Prohibit elimination of a register modified
22135 by an auto-inc expression. Disable register elimination rules whose
22136 target register is modified by an auto-inc expression with variable
22139 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
22141 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
22143 (array_at_struct_end_p): New function.
22144 (idx_infer_loop_bounds): Use it.
22145 (estimate_numbers_of_iterations_loop): Export.
22146 * predict.c (predict_loops): Use estimated_loop_iterations_int.
22147 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
22148 (tree_estimate_probability): Call record_loop_exits.
22149 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
22150 (estimated_loop_iterations, estimated_loop_iterations_int,
22151 estimated_loop_iterations_tree): New functions.
22152 (analyze_siv_subscript_cst_affine,
22153 compute_overlap_steps_for_affine_1_2,
22154 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
22155 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
22156 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
22157 (PRED_LOOP_ITERATIONS_GUESSED): New.
22158 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
22159 * cfgloop.h (estimate_numbers_of_iterations_loop,
22160 estimated_loop_iterations_int): Declare.
22162 2007-02-25 Mark Mitchell <mark@codesourcery.com>
22164 * doc/extend.texi: Document optional priority argument to
22165 constructors and destructors.
22166 * tree.c (init_priority_for_decl): Adjust GTY markers.
22167 (init_ttree): Use priority-info hash functions for
22168 init_priority_for_decl.
22169 (tree_map_eq): Rename to ...
22170 (tree_map_base_eq): ... this.
22171 (tree_map_marked_p): Rename to ...
22172 (tree_map_base_marked_p): ... this.
22173 (tree_map_base_hash): New function.
22174 (decl_init_priority_lookup): Rework.
22175 (decl_fini_priority_lookup): New function.
22176 (decl_priority_info): New function.
22177 (decl_init_priority_insert): Use it.
22178 (decl_fini_priority_insert): Likewise.
22179 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
22181 (decl_restrict_base_insert): Likewise.
22182 (decl_debug_expr_insert): Likewise.
22183 (decl_value_expr_lookup): Likewise.
22184 (decl_value_expr_insert): Likewise.
22185 * tree.h (priority_type): New type.
22186 (decl_init_priority_lookup): Use priority_type.
22187 (decl_fini_priority_lookup): New function.
22188 (decl_init_priority_insert): Use priority_type.
22189 (decl_fini_priority_insert): New function.
22190 (DECL_HAS_INIT_PRIORITY): Tweak comments.
22191 (DECL_INIT_PRIORITY): Likewise.
22192 (SET_DECL_INIT_PRIORITY): Add comment.
22193 (DECL_FINI_PRIORITY): New macro.
22194 (SET_DECL_FINI_PRIORITY): Likewise.
22195 (DEFAULT_INIT_PRIORITY): Document.
22196 (MAX_INIT_PRIORITY): Likewise.
22197 (MAX_RESERVED_INIT_PRIORITY): Likewise.
22198 (tree_map_base): New type.
22199 (tree_map_base_eq): New function.
22200 (tree_map_base_hash): Likewise.
22201 (tree_map_base_marked_p): Likewise.
22202 (tree_map): Inherit from tree_map_base.
22203 (tree_map_eq): Make it a macro.
22204 (tree_map_marked_p): Likewise.
22205 (tree_int_map): Inherit from tree_map_base.
22206 (tree_int_map_eq): Make it a macro.
22207 (tree_int_map_hash): Likewise.
22208 (tree_int_map_marked_p): Likewise.
22209 (tree_priority_map): New type.
22210 (tree_priority_map_eq): New macro.
22211 (tree_priority_map_hash): Likewise.
22212 (tree_priority_map_marked_p): Likewise.
22213 * varasm.c (emults_decl): Adjust for refactoring of tree_map
22215 (emutls_common_1): Likewise.
22216 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
22217 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
22218 of tree_map hierarchy.
22219 * tree-cfg.c (move_stmt_r): Likewise.
22220 (new_label_mapper): Likewise.
22221 * c-tree.h (c_expand_body): Move to ...
22222 * c-common.h (c_expand_body): ... here.
22223 * c-decl.c (c_expand_body): Move to ...
22224 * c-common.c (c_expand_body): ... here.
22225 (c_common_attribute_table): Allow 1 argument for the constructor
22226 and destructor attributes.
22227 (get_priority): New function.
22228 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
22229 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
22231 2007-02-24 Jan Hubicka <jh@suse.cz>
22233 PR middle-end/30509
22234 * tree-inline.c (copy_bb): Produce exact copy of EH info when
22235 copying for inlining.
22237 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22238 Jan Hubicka <jh@suse.cz>
22241 * i386.c (counter_mode): New function.
22242 (expand_set_or_movmem_via_loop): Use it.
22243 (expand_movmem_epilogue): Likewise; fix pasto.
22244 (ix86_expand_movmem): Do emit guard even for constant counts.
22245 (ix86_expand_setmem): Likewise.
22247 2007-02-25 Nick Clifton <nickc@redhat.com>
22249 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
22250 (JUMP_TABLES_IN_TEXT_SECTION): Define.
22252 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
22255 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
22256 count argument with 0x10, not with 0x16.
22257 (expand_setmem_epilogue): Ditto.
22259 2007-02-24 Mike Stump <mrs@apple.com>
22261 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
22264 2007-02-24 Richard Guenther <rguenther@suse.de>
22266 PR middle-end/30951
22267 * fold-const.c (fold_binary): Fold x +- CST op x for
22268 EQ_EXPR and NE_EXPR.
22270 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22272 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
22274 2007-02-24 Jan Hubicka <jh@suse.cz>
22276 * cgraphunit.c (decide_is_function_needed): Honor
22277 -fkeep-inline-functions.
22279 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22281 * builtins.c (fold_builtin_modf): New.
22282 (fold_builtin_2): Use it.
22284 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
22286 * loop-iv.c (implies_p): Detect additional cases where A implies B.
22287 (determine_max_iter): Take additional LOOP arg; all callers changed.
22288 Lose broken logic dealing with PLUS. Try to limit the upper bound by
22289 one using simplifications.
22290 (simplify_using_initial_values): Return if the expression becomes
22291 invalid due to altered regs.
22293 2007-02-23 DJ Delorie <dj@redhat.com>
22295 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
22297 2007-02-23 Mike Stump <mrs@apple.com>
22299 * tlink.c (scan_linker_output): Parse linker messages from
22300 darwin9's linker better.
22302 2007-02-23 Steve Ellcey <sje@cup.hp.com>
22305 * varpool.c (varpool_assemble_pending_decls): Set
22306 varpool_last_needed_node to null.
22308 2007-02-23 DJ Delorie <dj@redhat.com>
22310 * config/i386/i386.c (ix86_data_alignment): Don't specify an
22311 alignment bigger than the object file can handle.
22313 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
22316 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
22317 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22318 (*movsf_1): Penalize MMX moves.
22320 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
22322 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22323 2^32-1 or more times unless flag_unsafe_loop_optimizations.
22325 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
22327 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22329 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
22330 (fold_builtin_1): Use them.
22331 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
22332 BUILT_IN_SIGNIFICAND.
22334 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
22336 * config/i386/i386.c (bdesc_1arg): Initialize
22337 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
22338 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
22339 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
22340 and IX86_BUILTIN_MOVSLDUP.
22342 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
22344 PR rtl-optimization/30841
22345 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22347 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22349 * builtins.c (fold_builtin_frexp): New.
22350 (fold_builtin_2): Use it.
22352 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22354 * doc/invoke.texi (Spec Files): Document getenv spec function.
22356 * gcc.c (getenv_spec_function): New function.
22357 (static_spec_functions): Add it.
22358 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22359 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22362 2007-02-22 Michael Matz <matz@suse.de
22365 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22366 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22368 2007-02-22 Ian Lance Taylor <iant@google.com>
22371 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22372 (mem_loc_descriptor): Call it.
22374 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22375 Ira Rosen <irar@il.ibm.com>
22377 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22379 2007-02-22 Ira Rosen <irar@il.ibm.com>
22381 PR tree-optimization/30843
22382 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22383 stores only after all the group is vectorized.
22385 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22387 PR tree-optimization/30858
22388 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22389 in the reduction cycle have a single use in the loop.
22390 * tree-vectorizer.h (relevant): Add documentation.
22392 2007-02-20 Mike Stump <mrs@apple.com>
22394 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22395 * configure: Regenerate.
22397 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22399 Change the defaults of some parameters and options.
22400 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22401 * config/spu/spu.c (spu_optimization_options): Add.
22402 (spu_override_options): Change params in spu_optimization_options.
22403 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22405 Register 127 is only 16 byte aligned when used as a frame pointer.
22406 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22407 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22408 HARD_FRAME_POINTER_REGNUM.
22409 (spu_legitimate_address): Use regno_aligned_for_reload.
22410 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22411 aligned when frame_pointer_needed is true.
22412 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22414 * config/spu/spu.h (INIT_EXPANDERS): Define.
22416 Make sure shift and rotate instructions have valid immediate operands.
22417 * config/spu/predicates.md (spu_shift_operand): Remove.
22418 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22419 * config/spu/constraints.md (W, O): Extend range.
22420 * config/spu/spu.md (umask, nmask): Define.
22421 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22422 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22423 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22424 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22425 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22426 (lshr<mode>3_reg): Fix rtl description.
22428 Make sure mulhisi immediate operands are valid.
22429 * config/spu/predicates.md (imm_K_operand): Add.
22430 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22432 Generate constants using fsmbi and andi.
22433 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22434 (print_operand, spu_split_immediate, classify_immediate,
22435 fsmbi_const_p): Handle IC_FSMBI2.
22437 Correctly handle a CONST_VECTOR containing symbols.
22438 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22439 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22440 (immediate_load_p): Allow symbols that use 2 instructions to create.
22441 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22442 with symbols when flag_pic is set.
22443 (const_vector_immediate_p): New.
22444 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22445 accept a CONST_VECTOR with symbols.
22446 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22447 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22449 * config/spu/spu.md (high, low): Delete.
22450 (low_<mode>): Define.
22452 Remove INTRmode and INTR_REGNUM, which didn't work.
22453 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22455 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22456 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22457 peephole2 pattern): Don't use INTR or 131.
22458 (movintrcc): Delete.
22459 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22460 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22461 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22462 (UNSPEC_SET_INTR): Add.
22463 * config/spu/spu-modes.def (INTR): Remove.
22465 More accurate warnings about run-time relocations.
22466 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22468 Correctly warn about immediate arguments to specific intrinsics.
22469 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22470 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22471 the instruction predicate.
22473 Fix tree check errors with latest update.
22474 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22476 (spu_expand_builtin): Use CALL_EXPR_FN.
22478 Add missing specific intrinsics.
22479 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22481 * config/spu/spu_internals.h: Ditto.
22483 Fix incorrect operand modifiers.
22484 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22485 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22487 Optimize one case of zero_extend of a vec_select.
22488 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22490 Accept any immediate for hbr.
22491 * config/spu/spu.md (hbr): Change s constraints to i.
22493 2007-02-21 Paul Brook <paul@codesourcery.com>
22495 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22496 condexec_count when skipping USE and CLOBBER.
22498 2007-02-21 Nick Clifton <nickc@redhat.com>
22500 * common.opt (Warray-bounds): Add Warning attribute.
22501 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22503 (fsized-zeroes): Add Optimization attribute.
22504 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22505 * c.opt (Wc++0x-compat): Add Warning attribute.
22507 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22509 PR middle-end/30761
22510 * reload1.c (eliminate_regs_in_insn): In the single_set special
22511 case, attempt to re-recognize the insn before falling back to
22512 having reload fix it up.
22514 2007-02-20 Eric Christopher <echristo@gmail.com>
22516 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22517 Rewrite accordingly.
22518 (frv_read_iacc_argument): Ditto.
22519 (frv_expand_set_builtin): Take a call instead of arglist, update for
22521 (frv_expand_unop_builtin): Ditto.
22522 (frv_expand_binop_builtin): Ditto.
22523 (frv_expand_cut_builtin): Ditto.
22524 (frv_expand_binopimm_builtin): Ditto.
22525 (frv_expand_voidbinop_builtin): Ditto.
22526 (frv_expand_int_void2arg): Ditto.
22527 (frv_expand_prefetches): Ditto.
22528 (frv_expand_voidtriop_builtin): Ditto.
22529 (frv_expand_voidaccop_builtin): Ditto.
22530 (frv_expand_load_builtin): Ditto.
22531 (frv_expand_store_builtin): Ditto.
22532 (frv_expand_mdpackh_builtin): Ditto.
22533 (frv_expand_mclracc_builtin): Ditto.
22534 (frv_expand_mrdacc_builtin): Ditto.
22535 (frv_expand_mwtacc_builtin): Ditto.
22536 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22539 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22541 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22542 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22544 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22545 point instructions.
22546 * configure: Regenerate.
22547 * config.in: Regenerate.
22548 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22549 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22550 masks to power6 and power6x and to POWERPC_MASKS.
22551 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22553 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22554 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22555 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22556 Access PROTOTYPE as variable, not mask.
22558 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22560 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22561 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22562 * combine.c (adjust_for_new_dest): Use it.
22563 * postreload.c (reload_combine): Likewise.
22565 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22567 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22568 notes on an insn with multiple sets, even if single_set returns
22569 non-NULL for that insn.
22571 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22573 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22574 scalbn and scalbln.
22576 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22578 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22579 if user didn't pass it.
22580 * config/i386/darwin.h (CC1_SPEC): Likewise.
22581 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22582 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22583 -mmacosx-version-min.
22585 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22586 Uros Bizjak <ubizjak@gmail.com>
22588 * optabs.h (enum optab_index): Add new OTI_scalb.
22589 (scalb_optab): Define corresponding macro.
22590 * optabs.c (init_optabs): Initialize scalb_optab.
22591 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22593 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22594 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22595 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22596 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22597 flag_unsafe_math_optimizations is set.
22599 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22600 to implement scalbf, scalb and scalbl built-ins as inline x87
22603 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22604 DJ Delorie <dj@redhat.com>
22607 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22608 (diagnostic_report_diagnostic): ... here, and turn them into real
22609 errors. If warnings are inhibited, no need to do anything.
22611 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22613 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22614 better code generation.
22616 2007-02-20 Ben Elliston <bje@au.ibm.com>
22618 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22620 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22622 * config/alpha/alpha.c, config/alpha/alpha.md,
22623 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22624 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22625 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22626 config/arm/lib1funcs.asm: Follow spelling conventions.
22628 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22629 config/fr30/fr30.md, config/i386/i386.h,
22630 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22631 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22632 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22633 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22634 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22635 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22636 config/sparc/sparc.c, config/sparc/sparc.h,
22637 config/sparc/sparc.md, config/spu/constraints.md,
22638 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22641 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22644 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22647 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22649 * doc/invoke.texi (-ftree-lrs): Remove.
22651 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22653 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22656 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22658 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22659 new CALL_EXPR_FN macro for retrieving the function
22660 declaration of the input expression.
22662 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22664 * c.opt (Waddress): New.
22665 * common.opt (Walways-true): Delete.
22666 (Wstring-literal-comparison): Delete.
22667 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22668 -Wstring-literal-comparison. Add -Waddress.
22670 (Walways-true): Delete.
22671 (Wstring-literal-comparison): Delete.
22672 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22673 consistently instead of -Walways-true in example.
22674 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22675 * c-typeck.c (parser_build_binary_op): Replace
22676 -Wstring-literal-comparison and -Walways-true with -Waddress.
22677 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22680 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22682 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22683 without DECL_STRUCT_FUNCTION initialized.
22685 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22687 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22688 due to calls to functions taking pointers as parameters.
22690 2007-02-19 Richard Henderson <rth@redhat.com>
22693 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22696 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22698 * config/s390/s390.c (s390_call_saved_register_used,
22699 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22700 accessed to the new scheme.
22702 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22704 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22705 (cris_print_index, cris_print_operand, cris_print_operand_address)
22706 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22707 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22708 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22709 GET_CODE () == xxx.
22710 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22711 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22712 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22713 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22714 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22715 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22716 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22717 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22718 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22719 (uminsi3, call, call_value): Ditto.
22720 (define_split: indir_to_reg_split, unnamed): Ditto.
22722 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22724 PR tree-optimization/30975
22725 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22728 2007-02-18 Eric Christopher <echristo@gmail.com>
22730 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22731 Remove use of arglist.
22732 (mips_expand_builtin): Remove use of arglist, pass in expr.
22733 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22734 (mips_expand_builtin_movtf): Ditto.
22735 (mips_expand_builtin_compare): Ditto.
22737 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22739 * tree-sra.c (sra_build_assignment): Replace assertion
22740 checking with a comment explaining why it can't be done.
22742 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22744 PR middle-end/30833
22745 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22746 during CALL_EXPR representation conversion.
22747 * tree-ssa-propagate.c (set_rhs): Likewise.
22749 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22751 * tree-sra.c (sra_build_assignment): Disable assertion checking
22754 2007-02-18 Roger Sayle <roger@eyesopen.com>
22756 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22757 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22758 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22760 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22761 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22762 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22763 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22764 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22765 force_gimple_operand): Likewise.
22766 * ipa-cp.c (constant_val_insert): Likewise.
22767 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22768 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22769 perfect_nestify): Likewise.
22770 * langhooks.c (lhd_omp_assignment): Likewise.
22771 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22772 lower_copyprivate_clauses, lower_send_clauses,
22773 lower_send_shared_vars, expand_parallel_call,
22774 expand_omp_for_generic, expand_omp_for_static_nochunk,
22775 expand_omp_for_static_chunk, expand_omp_sections,
22776 lower_omp_single_copy, lower_omp_for_lastprivate,
22777 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22778 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22779 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22782 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22784 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22785 config/sh/sh.md: Follow spelling conventions.
22787 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22788 config/frv/predicates.md: Follow spelling conventions.
22790 * config/m68k/linux-unwind.h: Fix a comment typo.
22791 * target.h: Follow spelling conventions.
22793 2007-02-18 Roger Sayle <roger@eyesopen.com>
22795 PR rtl-optimization/28173
22796 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22797 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22798 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22799 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22800 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22802 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22804 * builtins.c (fold_builtin_load_exponent): New.
22805 (fold_builtin_2): Use it.
22807 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22809 PR rtl-optimization/30773
22810 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22811 if we fail to attach a REG_EQUIV note.
22813 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22814 Roger Sayle <roger@eyesopen.com>
22816 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22818 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22820 * calls.c (initialize_argument_information): Pass original EXP
22821 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22822 code to split complex arguments here, as part of initializing the
22824 (expand_call): Remove code that builds a list of arguments and
22825 inserts implicit arguments into it. Instead, just count how many
22826 implicit arguments there will be so we can determine the size of
22827 the ARGS array, and let initialize_argument_information do the work.
22828 (split_complex_values): Delete unused function.
22830 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22832 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22834 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22836 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22837 for arg pointer based indexed addressing.
22839 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22841 * config/ia64/ia64.h, config/ia64/ia64.md,
22842 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22843 spelling conventions.
22845 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22847 * config/m68k/m68k.c (split_di): New.
22848 * config/m68k/m68k-protos.h: Declare split_di.
22849 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22850 Improve predicate handling and split constant shifts.
22852 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22854 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22855 parameter for register bitfield operations, general predicates
22858 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22860 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22861 * config/m68k/linux-unwind.h: New file.
22863 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22865 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22866 config/i386/athlon.md, config/ia64/ia64.md,
22867 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22868 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22869 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22870 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22871 tree-vect-transform.c: Fix comment typos.
22873 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22875 * sched-deps.c (find_insn_list): Remove.
22876 * sched-int.h: Remove the prototype for find_insn_list.
22878 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22880 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22882 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22883 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22884 darwin_rs6000_override_options.
22885 (C_COMMON_OVERRIDE_OPTIONS): Expect
22886 darwin_macosx_version_min to be non-NULL always.
22887 (TARGET_C99_FUNCTIONS): Likewise.
22888 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22889 (DARWIN_MINVERSION_SPEC): New.
22890 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22891 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22893 (DARWIN_MINVERSION_SPEC): New.
22894 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22896 * config/darwin-c.c (darwin_cpp_builtins): Expect
22897 darwin_macosx_version_min to be non-NULL always.
22899 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22901 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22903 * config/i386/i386.h (x86_use_xchgb): New.
22904 (TARGET_USE_XCHGB): New macro.
22905 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22906 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22907 Split after reload into bswaphi for shifts of 8.
22908 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22909 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22910 or when optimizing for size.
22912 2007-02-16 Richard Guenther <rguenther@suse.de>
22913 Christian Bruel <christian.bruel@st.com>
22915 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22916 DECLs but prefer SSA_NAMEs over DECLs.
22918 2007-02-16 Richard Guenther <rguenther@suse.de>
22920 * tree-flow-inline.h (single_imm_use_p): Remove.
22921 (zero_imm_uses_p): Likewise.
22922 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22923 instead of single_imm_use_p.
22924 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22927 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22930 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22931 nested double- and backquotes.
22933 2007-02-15 Roger Sayle <roger@eyesopen.com>
22935 PR middle-end/30391
22936 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22937 should be unreachable.
22938 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22939 For the time being redirect GIMPLE_MODIFY_STMT to the new
22940 (renamed) build_gimple_modify_stmt_stat.
22941 (build2_gimple_stat): Rename to...
22942 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22943 Always build a GIMPLE_MODIFY_STMT node.
22944 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22945 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22948 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22949 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22950 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22951 expand_complex_div_wide): Likewise.
22952 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22953 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22954 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22955 * tree-ssa-loop-manip.c (create_iv): Likewise.
22956 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22957 abs_replacement): Likewise.
22958 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22959 realify_fake_stores): Likewise.
22961 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22962 node rather than a GIMPLE_MODIFY_STMT node.
22963 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22964 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22966 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22967 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22968 GIMPLE_MODIFY_STMT.
22970 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22972 PR middle-end/30433
22973 * fold-const.c (fold_comparison): Add back the
22974 folding of constant complex comparisions.
22976 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22978 PR middle-end/30729
22979 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22980 effects unknown to this function, return early.
22982 2007-02-15 Ian Lance Taylor <iant@google.com>
22984 * lower-subreg.c (move_eh_region_note): New static function.
22985 (resolve_simple_move): Call it.
22986 (decompose_multiword_subregs): Track blocks for which we resolve a
22987 simple move which is also a control flow insn. Pass them to
22988 find_many_sub_basic_blocks.
22989 (pass_lower_subreg): Add TODO_verify_flow.
22990 (pass_lower_subreg2): Likewise.
22992 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22993 Brooks Moses <brooks.moses@codesourcery.com>
22994 Lee Millward <lee.millward@codesourcery.com>
22996 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22997 (VL_EXP_CLASS_P): New.
22998 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
23000 (TREE_OPERAND_CHECK_CODE): Likewise.
23001 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
23002 (TREE_RTL_OPERAND_CHECK): Likewise.
23003 (tree_operand_check_failed): Make second parameter the whole tree
23004 instead of its code. Fixed callers.
23005 (VL_EXP_CHECK): New.
23006 (TREE_OPERAND_LENGTH): New.
23007 (VL_EXP_OPERAND_LENGTH): New.
23008 (CALL_EXPR_FN): New.
23009 (CALL_EXPR_STATIC_CHAIN): New.
23010 (CALL_EXPR_ARGS): New.
23011 (CALL_EXPR_ARG): New.
23012 (call_expr_nargs): New.
23013 (CALL_EXPR_ARGP): New.
23014 (build_nt_call_list): Declare.
23015 (build_vl_exp_stat): Declare.
23016 (build_vl_exp): New.
23017 (build_call_list): Declare.
23018 (build_call_nary): Declare.
23019 (build_call_valist): Declare.
23020 (build_call_array): Declare.
23021 (call_expr_arg): Declare.
23022 (call_expr_argp): Declare.
23023 (call_expr_arglist): Declare.
23024 (fold_build_call_list): Declare.
23025 (fold_build_call_list_initializer): Declare.
23026 (fold_call_expr): Declare to replace fold_builtin.
23027 (fold_builtin_fputs): Update to agree with modified definition.
23028 (fold_builtin_strcpy): Likewise.
23029 (fold_builtin_strncpy): Likewise.
23030 (fold_builtin_memory_chk): Likewise.
23031 (fold_builtin_stxcpy_chk): Likewise.
23032 (fold_builtin_strncpy_chk): Likewise.
23033 (fold_builtin_next_arg): Likewise.
23034 (fold_build_call_expr): Declare.
23035 (fold_builtin_call_list): Declare.
23036 (fold_builtin_call_valist): Declare.
23037 (build_call_expr): Declare.
23038 (validate_arglist): Update to agree with modified definition.
23039 (tree_operand_length): New.
23040 (call_expr_arg_iterator): New.
23041 (init_call_expr_arg_iterator): New.
23042 (next_call_expr_arg): New.
23043 (first_call_expr_arg): New.
23044 (more_call_expr_args_p): New.
23045 (FOR_EACH_CALL_EXPR_ARG): New.
23047 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
23048 and tcc_gimple_stmt.
23049 (tree_code_size): Update documentation. Use sizeof (tree) rather
23050 than sizeof (char *).
23051 (tree_size): Likewise. Add case for tcc_vl_exp.
23052 (tree_node_structure): Add case for tcc_vl_exp.
23053 (contains_placeholder_p): Likewise.
23054 (substitute_in_expr): Likewise.
23055 (substitute_placeholder_in_expr): Likewise.
23056 (stabilize_reference_1): Likewise.
23057 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
23058 to diagnose breakage of this interface for constructing CALL_EXPRs.
23059 (build_nt): Add similar assertion here.
23060 (build_nt_call_list): New.
23061 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
23062 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
23064 (get_callee_fndecl): Use new CALL_EXPR accessors.
23065 (tree_operand_check_failed): Change parameters to pass entire node
23066 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
23067 (process_call_operands): New.
23068 (build_vl_exp_stat): New.
23069 (build_call_list): New.
23070 (build_call_nary): New.
23071 (build_call_valist): New.
23072 (build_call_array): New.
23073 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23074 (call_expr_arglist): New.
23076 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
23077 tcc_vl_exp instead of a fixed-size tcc_expression.
23079 * doc/c-tree.texi (CALL_EXPR): Document new representation and
23080 accessors for CALL_EXPRs.
23081 (AGGR_INIT_EXPR): Likewise.
23083 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23084 Brooks Moses <brooks.moses@codesourcery.com>
23085 Lee Millward <lee.millward@codesourcery.com>
23087 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
23088 (expand_builtin_nonlocal_goto): Change parameter to be entire
23089 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
23090 (expand_builtin_prefetch): Likewise.
23091 (expand_builtin_classify_type): Likewise.
23092 (mathfn_built_in): Return NULL_TREE instead of 0.
23093 (expand_errno_check): Use new CALL_EXPR accessors.
23094 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
23095 Return NULL_RTX instead of 0.
23096 (expand_builtin_mathfn_2): Likewise.
23097 (expand_builtin_mathfn_3): Likewise.
23098 (expand_builtin_interclass_mathfn): Likewise.
23099 (expand_builtin_sincos): Likewise.
23100 (expand_builtin_cexpi): Likewise.
23101 (expand_builtin_int_roundingfn): Likewise.
23102 (expand_builtin_int_roundingfn_2): Likewise.
23103 (expand_builtin_pow): Likewise.
23104 (expand_builtin_powi): Likewise.
23105 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
23106 of arglist, fixing callers appropriately. Use new CALL_EXPR
23107 accessors and constructors. Return NULL_RTX instead of 0.
23108 (expand_builtin_strstr): Likewise.
23109 (expand_builtin_strchr): Likewise.
23110 (expand_builtin_strrchr): Likewise.
23111 (expand_builtin_strpbrk): Likewise.
23112 (expand_builtin_memcpy): Likewise.
23113 (expand_builtin_mempcpy): Likewise.
23114 (expand_builtin_mempcpy_args): New.
23115 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
23116 (expand_builtin_memmove_args): New.
23117 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
23118 (expand_movstr): Likewise.
23119 (expand_builtin_strcpy): Likewise.
23120 (expand_builtin_strcpy_args): New.
23121 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
23122 (expand_builtin_strncpy): Likewise.
23123 (expand_builtin_memset): Likewise.
23124 (expand_builtin_memset_args): New.
23125 (expand_builtin_bzero): Similarly to expand_builtin_memset.
23126 (expand_builtin_memcmp): Likewise.
23127 (expand_builtin_strcmp): Likewise.
23128 (expand_builtin_strncmp): Likewise.
23129 (expand_builtin_strcat): Likewise.
23130 (expand_builtin_strncat): Likewise.
23131 (expand_builtin_strspn): Likewise.
23132 (expand_builtin_strcspn): Likewise.
23133 (expand_builtin_args_info): Likewise.
23134 (expand_builtin_va_start): Likewise.
23135 (gimplify_va_arg_expr): Likewise.
23136 (expand_builtin_va_end): Likewise.
23137 (expand_builtin_va_copy): Likewise.
23138 (expand_builtin_frame_address): Likewise.
23139 (expand_builtin_alloca): Likewise.
23140 (expand_builtin_bswap): Likewise.
23141 (expand_builtin_unop): Likewise.
23142 (expand_builtin_fputs): Likewise.
23143 (expand_builtin_expect): Likewise.
23144 (expand_builtin_fabs): Likewise.
23145 (expand_builtin_copysign): Likewise.
23146 (expand_builtin_printf): Likewise.
23147 (expand_builtin_fprintf): Likewise.
23148 (expand_builtin_sprintf): Likewise.
23149 (expand_builtin_init_trampoline): Likewise.
23150 (expand_builtin_signbit): Likewise.
23151 (expand_builtin_fork_or_exec): Likewise.
23152 (expand_builtin_sync_operation): Likewise.
23153 (expand_builtin_compare_and_swap): Likewise.
23154 (expand_builtin_lock_test_and_set): Likewise.
23155 (expand_builtin_lock_release): Likewise.
23156 (expand_builtin): Likewise.
23157 (builtin_mathfn_code): Likewise.
23159 (fold_builtin_constant_p): Pass call arguments individually instead
23160 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23161 accessors and constructors. Return NULL_TREE instead of 0.
23162 (fold_builtin_expect): Likewise.
23163 (fold_builtin_classify_type): Likewise.
23164 (fold_builtin_strlen): Likewise.
23165 (fold_builtin_nan): Likewise.
23166 (integer_valued_real_p): Likewise.
23167 (fold_trunc_transparent_mathfn): Likewise.
23168 (fold_fixed_mathfn): Likewise.
23169 (fold_builtin_cabs): Likewise.
23170 (fold_builtin_sqrt): Likewise.
23171 (fold_builtin_cbrt): Likewise.
23172 (fold_builtin_cos): Likewise.
23173 (fold_builtin_cosh): Likewise.
23174 (fold_builtin_tan): Likewise.
23175 (fold_builtin_sincos): Likewise.
23176 (fold_builtin_cexp): Likewise.
23177 (fold_builtin_trunc): Likewise.
23178 (fold_builtin_floor): Likewise.
23179 (fold_builtin_ceil): Likewise.
23180 (fold_builtin_round): Likewise.
23181 (fold_builtin_int_roundingfn): Likewise.
23182 (fold_builtin_bitop): Likewise.
23183 (fold_builtin_bswap): Likewise.
23184 (fold_builtin_logarithm): Likewise.
23185 (fold_builtin_hypot): Likewise.
23186 (fold_builtin_pow): Likewise.
23187 (fold_builtin_powi): Likewise.
23188 (fold_builtin_exponent): Likewise.
23189 (fold_builtin_memset): Likewise.
23190 (fold_builtin_bzero): Likewise.
23191 (fold_builtin_memory_op): Likewise.
23192 (fold_builtin_bcopy): Deleted; call site changed to invoke
23193 fold_builtin_memory_op directly.
23194 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
23195 (fold_builtin_strncpy): Likewise.
23196 (fold_builtin_memcmp): Likewise.
23197 (fold_builtin_strcmp): Likewise.
23198 (fold_builtin_strncmp): Likewise.
23199 (fold_builtin_signbit): Likewise.
23200 (fold_builtin_copysign): Likewise.
23201 (fold_builtin_isascii): Likewise.
23202 (fold_builtin_toascii): Likewise.
23203 (fold_builtin_isdigit): Likewise.
23204 (fold_builtin_fabs): Likewise.
23205 (fold_builtin_abs): Likewise.
23206 (fold_builtin_fmin_fmax): Likewise.
23207 (fold_builtin_carg): Likewise.
23208 (fold_builtin_classify): Likewise.
23209 (fold_builtin_unordered_cmp): Likewise.
23211 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
23212 New functions split out from fold_builtin_1.
23213 (fold_builtin_n): New.
23214 (fold_builtin_varargs): New.
23215 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
23217 (fold_call_expr): New.
23218 (build_function_call_expr): Rewrite to use new helper function.
23219 (fold_builtin_call_list): New.
23220 (build_call_expr): New.
23221 (fold_builtin_call_valist): New.
23222 (rewrite_call_expr): New.
23223 (validate_arg): New.
23224 (validate_arglist): Change parameter to be entire CALL_EXPR instead
23225 of an arglist. Change return type to bool. Use new CALL_EXPR
23228 (fold_builtin_strstr): Pass call arguments individually instead
23229 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23230 accessors and constructors. Return NULL_TREE instead of 0.
23231 (fold_builtin_strchr): Likewise.
23232 (fold_builtin_strrchr): Likewise.
23233 (fold_builtin_strpbrk): Likewise.
23234 (fold_builtin_strcat): Likewise.
23235 (fold_builtin_strncat): Likewise.
23236 (fold_builtin_strspn): Likewise.
23237 (fold_builtin_strcspn): Likewise.
23238 (fold_builtin_fputs): Likewise.
23239 (fold_builtin_next_arg): Likewise.
23240 (fold_builtin_sprintf): Likewise.
23242 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
23243 NULL_RTX instead of 0.
23244 (expand_builtin_memory_chk): Likewise.
23245 (maybe_emit_chk_warning): Likewise.
23246 (maybe_emit_sprintf_chk_warning): Likewise.
23248 (fold_builtin_object_size): Pass call arguments individually instead
23249 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
23250 accessors and constructors. Return NULL_TREE instead of 0.
23251 (fold_builtin_memory_chk): Likewise.
23252 (fold_builtin_stxcpy_chk): Likewise.
23253 (fold_builtin_strncpy_chk): Likewise.
23254 (fold_builtin_strcat_chk): Likewise.
23255 (fold_builtin_strcat_chk): Likewise.
23256 (fold_builtin_strncat_chk): Likewise.
23257 (fold_builtin_sprintf_chk): Likewise.
23258 (fold_builtin_snprintf_chk): Likewise.
23259 (fold_builtin_printf): Likewise.
23260 (fold_builtin_vprintf): Likewise.
23262 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
23264 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
23265 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23266 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
23267 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
23268 (fold_unary): Likewise.
23269 (fold_binary): Likewise.
23270 (fold_ternary): Remove CALL_EXPR case, since they are no longer
23271 ternary expressions.
23272 (fold): Add logic for tcc_vl_exp.
23273 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
23274 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23275 (fold_build3_stat): Add assertion to flag broken interface for
23276 constructing CALL_EXPRs.
23277 (fold_build_call_list): New.
23278 (fold_build_call_list_initializer): New.
23279 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
23281 (fold_strip_sign_ops): Likewise.
23283 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23284 Brooks Moses <brooks.moses@codesourcery.com>
23285 Lee Millward <lee.millward@codesourcery.com>
23287 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
23288 accessors and dump arguments explicitly.
23290 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
23292 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
23294 (print_call_name): Use new CALL_EXPR accessors.
23296 * print-tree.c (print_node): Add case tcc_vl_exp. Print
23297 CALL_EXPR arguments explicitly instead of as a list. Use
23298 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23300 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
23301 (vrp_visit_stmt): Likewise.
23303 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
23304 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
23306 (force_move_till_expr): Likewise.
23308 * targhooks.c (default_external_stack_protect_fail): Use
23309 build_call_expr instead of build_function_call_expr.
23310 (default_hidden_stack_protect_fail): Likewise.
23312 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
23315 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
23316 and walk arguments explicitly.
23318 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
23319 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23320 (expand_simple_operations): Likewise.
23321 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
23323 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
23324 of TREE_CODE_LENGTH.
23325 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
23327 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
23328 instead of TREE_CODE_LENGTH.
23330 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
23331 (tree_ic_transform): Likewise.
23332 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
23333 parameter instead of arglist. Fix callers.
23334 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
23335 (tree_stringops_transform): Likewise.
23336 (tree_indirect_call_to_profile): Likewise.
23337 (tree_stringops_values_to_profile): Likewise.
23339 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
23340 (eliminate_tail_call): Likewise.
23342 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
23344 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23345 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23347 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23349 * omp-low.c (build_omp_barrier): Use build_call_expr.
23350 (lower_rec_input_clauses): Likewise.
23351 (lower_reduction_clauses): Likewise.
23352 (expand_parallel_call): Likewise.
23353 (maybe_catch_exception): Likewise.
23354 (expand_omp_for_generic): Likewise.
23355 (expand_omp_for_static_nochunk): Likewise.
23356 (expand_omp_sections): Likewise.
23357 (lower_omp_single_simple): Likewise.
23358 (lower_omp_single_copy): Likewise.
23359 (lower_omp_master): Likewise.
23360 (lower_omp_ordered): Likewise.
23361 (lower_omp_critical): Likewise.
23363 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23364 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23366 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23367 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23368 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23370 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23371 and generalize to handle any number of operands.
23372 (chrec_contains_undetermined): Likewise.
23373 (tree_contains_chrecs): Likewise.
23374 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23376 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23378 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23379 fold_call_expr instead of fold_builtin.
23380 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23381 match declarations there.
23382 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23385 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23386 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23388 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23389 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23391 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23394 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23395 (execute_cse_sincos): Use new CALL_EXPR accessors.
23397 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23399 * gimple-low.c (lower_function_body): Use build_call_expr.
23400 (lower_builtin_setjmp): Likewise.
23402 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23403 (set_storage_via_libcall): Likewise.
23404 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23405 instead of TREE_CODE_LENGTH.
23406 (expand_expr_real_1): Use new CALL_EXPR accessors.
23408 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23409 generalize to handle any number of operands.
23410 (TB_parent_eq): Likewise.
23412 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23413 (strip_builtin_expect): Likewise.
23415 * function.c (gimplify_parameters): Use build_call_expr.
23417 * tree-vectorizer.c (vect_is_simple_reduction): Use
23418 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23420 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23421 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23423 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23426 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23427 (gimplify_decl_expr): Likewise.
23428 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23429 Use new CALL_EXPR iterators.
23430 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23431 (gimplify_modify_expr_to_memset): Likewise.
23432 (gimplify_variable_sized_compare): Likewise.
23433 (gimplify_omp_atomic_fetch_op): Likewise.
23434 (gimplify_omp_atomic_pipeline): Likewise.
23435 (gimplify_omp_atomic_mutex): Likewise.
23436 (gimplify_function_tree): Likewise.
23438 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23439 (call_expr_flags): Likewise.
23440 (expand_call): Likewise.
23442 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23443 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23446 * coverage.c (create_coverage): Use build_call_expr.
23448 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23449 (temp_call_expr_obstack): New.
23450 (pool_copy_list): Delete.
23451 (temp_copy_call_expr): New.
23452 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23453 CALL_EXPR accessors. Get rid of special goo for copying argument
23454 lists and use temp_copy_call_expr instead.
23455 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23456 CALL_EXPR accessors.
23457 (create_expression_by_pieces): Likewise. Use build_call_array
23458 to construct the result instead of fold_build3.
23459 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23460 dealing with argument lists.
23461 (init_pre): Remove references to expression_node_pool and
23462 list_node_pool. Init temp_call_expr_obstack instead.
23463 (fini_pre): Remove references to expression_node_pool and
23466 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23467 and walk arguments explicitly instead of as a list.
23469 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23470 (mx_register_decls): Likewise.
23471 (mudflap_register_call): Likewise.
23472 (mudflap_finish_file): Likewise.
23474 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23475 (ipa_callsite_compute_param): Likewise.
23477 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23478 accessors and constructor.
23480 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23481 accessors and constructor.
23482 (convert_tramp_reference): Likewise.
23483 (convert_call_expr): Likewise.
23484 (finalize_nesting_tree_1): Likewise.
23486 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23489 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23491 * tree-inline.c (initialize_inlined_parameters): Pass entire
23492 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23494 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23495 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23497 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23498 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23499 (vectorizable_reduction): Likewise.
23500 (vectorizable_call): Use new CALL_EXPR iterators.
23501 (vectorizable_conversion): Use build_call_expr.
23502 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23503 (vect_gen_widened_results_half): Use build_call_expr.
23504 (vect_setup_realignment): Likewise.
23505 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23507 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23508 (pass_through_call): Likewise.
23509 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23512 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23513 (tree_gen_pow2_profiler): Likewise.
23514 (tree_gen_one_value_profiler): Likewise.
23515 (tree_gen_ic_func_profiler): Likewise.
23516 (tree_gen_average_profiler): Likewise.
23517 (tree_gen_ior_profiler): Likewise.
23519 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23520 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23521 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23523 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23524 of TREE_CODE_LENGTH.
23526 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23527 of TREE_CODE_LENGTH.
23529 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23531 (convert_to_integer): Likewise.
23533 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23536 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23537 Brooks Moses <brooks.moses@codesourcery.com>
23538 Lee Millward <lee.millward@codesourcery.com>
23540 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23542 * config/frv/frv.c (frv_expand_builtin): Likewise.
23543 * config/s390/s390.c (s390_expand_builtin): Likewise.
23545 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23546 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23548 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23549 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23550 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23551 (ix86_expand_store_builtin): Likewise.
23552 (ix86_expand_unop_builtin): Likewise.
23553 (ix86_expand_unop1_builtin): Likewise.
23554 (ix86_expand_sse_compare): Likewise.
23555 (ix86_expand_sse_comi): Likewise.
23556 (ix86_expand_vec_init_builtin): Likewise.
23557 (ix86_expand_vec_ext_builtin): Likewise.
23558 (ix86_expand_vec_set_builtin): Likewise.
23559 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23561 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23562 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23564 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23565 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23566 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23568 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23570 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23571 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23572 arglist. Use new CALL_EXPR accessors. Fix callers.
23573 (altivec_expand_abs_builtin): Likewise.
23574 (rs6000_expand_binop_builtin): Likewise.
23575 (altivec_expand_predicate_builtin): Likewise.
23576 (altivec_expand_lv_builtin): Likewise.
23577 (spe_expand_stv_builtin): Likewise.
23578 (altivec_expand_stv_builtin): Likewise.
23579 (rs6000_expand_ternop_builtin): Likewise.
23580 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23581 (altivec_expand_st_builtin): Likewise.
23582 (altivec_expand_dst_builtin): Likewise.
23583 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23584 arglist. Use new CALL_EXPR accessors. Fix callers.
23585 (altivec_expand_vec_set_builtin): Likewise.
23586 (altivec_expand_vec_ext_builtin): Likewise.
23587 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23588 (spe_expand_builtin): Likewise.
23589 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23590 arglist. Use new CALL_EXPR accessors. Fix callers.
23591 (spe_expand_evsel_builtin): Likewise.
23592 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23593 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23595 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23596 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23597 (arm_expand_unop_builtin): Likewise.
23598 (arm_expand_builtin): Use new CALL_EXPR accessors.
23600 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23603 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23604 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23606 (bfin_expand_unop_builtin): Likewise.
23607 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23609 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23610 Brooks Moses <brooks.moses@codesourcery.com>
23611 Lee Millward <lee.millward@codesourcery.com>
23613 * c-semantics.c (build_stmt): Add internal diagnostic check.
23615 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23616 accessors. Print arguments explicitly instead of as a list.
23618 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23620 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23621 (c_finish_omp_flish): Likewise.
23623 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23624 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23625 instead of TREE_CODE_LENGTH.
23626 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23627 (c_warn_unused_result): Likewise.
23629 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23632 * doc/invoke.texi (Warning Options): Remove
23633 -Werror-implicit-function-declaration.
23634 (Wimplicit-function-declaration): Update description.
23635 * opts.c (common_handle_option): Move handling of -Werror=* to...
23636 (enable_warning_as_error): ...here.
23637 * opts.h (enable_warning_as_error): Declare.
23638 * c-decl.c (implicit_decl_warning): Unless
23639 -Wno-implicit-function-declaration is given, emit a pedwarn if
23640 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23641 * c.opt (Wimplicit-function-declaration): Replace
23642 mesg_implicit_function_declaration with
23643 warn_implicit_function_declaration.
23644 * c-opts.c (c_common_handle_option):
23645 -Werror-implicit-function-declaration is exactly equal as
23646 -Werror=implicit-function-declaration.
23647 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23648 warn_implicit_function_declaration.
23649 (c_common_post_options): -Wimplict-function-declaration is enabled
23650 by default by -std=c99, otherwise is disabled by default.
23651 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23653 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23655 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23656 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23657 former is ignored but not the latter.
23659 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23661 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23662 is made and the reference doesn't use the alias set of its type,
23663 do not create the temporary using that type.
23665 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23667 * jump.c: Remove prototypes for delete_computation and
23668 delete_prior_computation.
23670 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23672 * jump.c (get_label_after): Delete.
23673 (get_label_before, delete_computation, delete_jump,
23674 delete_prior_computation, follow_jumps): Move...
23675 * reorg.c (delete_computation, delete_prior_computation): ... here...
23676 (get_label_before, delete_jump): ... making these static ...
23677 (follow_jumps): ... and simplifying this since it only runs after
23679 * rtl.h (get_label_after, get_label_before, delete_jump,
23680 follow_jumps): Delete prototypes.
23682 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23684 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23686 2007-02-15 Nick Clifton <nickc@redhat.com>
23688 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23689 order to prevent it from being munged by the target.
23691 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23693 * config/i386/i386.md: Remove misleading comment.
23695 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23697 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23698 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
23701 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23703 * tree-sra.c (instantiate_missing_elements): Canonicalize
23705 (sra_build_assignment): New.
23706 (generate_copy_inout, generate_element_copy,
23707 generate_element_zero, generate_one_element_init): Use it.
23709 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23711 * tree-sra.c (instantiate_missing_elements): Canonicalize
23713 (sra_build_assignment): New.
23714 (generate_copy_inout, generate_element_copy,
23715 generate_element_zero, generate_one_element_init): Use it.
23717 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23719 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23722 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23724 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23725 types as aggregates not scalars.
23726 * function.c (assign_stack_temp_for_type): Likewise.
23728 2007-02-14 Roger Sayle <roger@eyesopen.com>
23729 Zdenek Dvorak <dvorakz@suse.cz>
23731 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23734 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23736 * passes.c (next_pass_1): Clear the next field of the copied
23739 2007-02-14 Richard Henderson <rth@redhat.com>
23741 * tree-sra.c (early_sra): New.
23742 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23743 (tree_sra_early, pass_sra_early): New.
23744 * tree-pass.h (pass_sra_early): Declare.
23745 * passes.c (init_optimization_passes): Use it.
23747 2007-02-14 Richard Guenther <rguenther@suse.de>
23749 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23751 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23753 PR tree-optimization/30771
23754 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23756 (vect_analyze_operations): Induction phis can now be marked as
23758 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23759 Update documentation accordingly.
23761 2007-02-14 Nick Clifton <nickc@redhat.com>
23763 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23764 most 3 arguments are supported.
23765 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23767 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23769 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23770 Ensure dst->current is valid.
23772 2007-02-13 Paul Brook <paul@codesourcery.com>
23774 * config.gcc: Add arm*-*-uclinux-*eabi.
23775 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23776 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23777 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23778 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23779 (LINK_SPEC): Define.
23780 (LIB_SPEC): Define.
23781 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23783 * config/arm/uclinux-eabi.h: New file.
23784 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23785 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23788 2007-02-13 Ian Lance Taylor <iant@google.com>
23790 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23791 * flags.h (warn_strict_overflow): Declare.
23792 (enum warn_strict_overflow_code): Define.
23793 (issue_strict_overflow_warning): New static inline function.
23794 * opts.c (warn_strict_overflow): New variable.
23795 (common_handle_option): Handle OPT_Wstrict_overflow and
23796 OPT_Wstrict_overflow_.
23797 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23799 * fold-const.c: Include intl.h.
23800 (fold_deferring_overflow_warnings): New static variable.
23801 (fold_deferred_overflow_warning): New static variable.
23802 (fold_deferred_overflow_code): New static variable.
23803 (fold_defer_overflow_warnings): New function.
23804 (fold_undefer_overflow_warnings): New function.
23805 (fold_undefer_and_ignore_overflow_warnings): New function.
23806 (fold_deferring_overflow_warnings_p): New function.
23807 (fold_overflow_warning): New static function.
23808 (make_range): Add strict_overflow_p parameter. Change all
23810 (extract_muldiv, extract_muldiv_1): Likewise.
23811 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23812 tree_expr_nonnegative_p.
23813 (fold_negate_expr): Call fold_overflow_warning.
23814 (fold_range_test): Likewise.
23815 (fold_comparison): Likewise.
23816 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23817 instead of tree_expr_nonnegative_p.
23818 (tree_expr_nonnegative_warnv_p): Rename from
23819 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23820 (tree_expr_nonnegative_p): New function.
23821 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23822 strict_overflow_p parameter.
23823 (tree_expr_nonzero_p): New function.
23824 * passes.c (verify_interpass_invariants): New static function.
23825 (execute_one_pass): Call it.
23826 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23828 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23829 (estimate_numbers_of_iterations): Likewise.
23830 (scev_probably_wraps_p): Likewise.
23831 * tree-ssa-ccp.c: Include "toplev.h".
23832 (evaluate_stmt): Defer fold overflow warnings until we know we are
23834 (struct fold_stmt_r_data): Add stmt field.
23835 (fold_stmt_r): Defer fold overflow warnings until we know we
23837 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23838 (fold_stmt_inplace): Likewise.
23839 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23840 (cleanup_control_expr_graph): Defer fold overflow warnings until
23841 we know we are going to optimize.
23842 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23843 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23845 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23846 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23847 * tree-ssa-loop-manip.c (create_iv): Likewise.
23848 * c-typeck.c (build_conditional_expr): Likewise.
23849 (build_binary_op): Likewise.
23850 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23851 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23852 (extract_range_from_unary_expr): Likewise.
23853 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23854 assuming that signed overflow does not occur.
23855 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23856 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23857 (fold_defer_overflow_warnings): Declare.
23858 (fold_undefer_overflow_warnings): Declare.
23859 (fold_undefer_and_ignore_overflow_warnings): Declare.
23860 (fold_deferring_overflow_warnings_p): Declare.
23861 (tree_expr_nonzero_warnv_p): Declare.
23862 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23863 of warning options.
23864 (Warning Options): Document -Wstrict-overflow.
23865 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23866 (tree-ssa-ccp.o): Likewise.
23867 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23868 (fold-const.o): Depend on intl.h.
23870 2007-02-13 Ian Lance Taylor <iant@google.com>
23872 PR middle-end/30751
23873 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23876 2007-02-13 Stuart Hastings <stuart@apple.com>
23878 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23880 2007-02-13 Richard Henderson <rth@redhat.com>
23882 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23883 handled_component_p before looking for the indirect_ref.
23885 2007-02-13 Richard Henderson <rth@redhat.com>
23887 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23888 remove flags clobber.
23889 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23890 (bswaphi_lowpart): New.
23891 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23892 remove TARGET_BSWAP test. Delete expander of the same name.
23894 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23895 (expand_unop): Use them.
23897 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23899 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23900 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23901 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23902 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23903 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23904 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23905 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23906 assembler dialect choice from asm templates.
23908 2007-02-12 Richard Henderson <rth@redhat.com>
23910 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23911 (fixuns_trunc<SSEMODEF>si2): Use it.
23912 * config/i386/sse.md (vec_setv4sf_0): Export.
23913 * config/i386/i386.c (ix86_build_const_vector): Export.
23914 (ix86_split_convert_uns_si_sse): Rename from
23915 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23916 * config/i386/i386-protos.h: Update.
23918 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23921 * c-typeck.c (c_finish_return): Improve warning message.
23923 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23925 * alias.c (find_symbolic_term): Delete unused function.
23927 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23929 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23930 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23931 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23933 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23935 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23936 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23937 the function, temporarily point the debug interface to the null one.
23939 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23941 * dwarf2out.c (round_up_to_align): New static function.
23942 (field_byte_offset): Use it to round the offset.
23944 2007-02-12 Richard Henderson <rth@redhat.com>
23946 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23947 (inswl_const): Export.
23949 2007-02-12 Richard Henderson <rth@redhat.com>
23951 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23952 result mode of the libcall, convert back to outmode.
23954 2007-02-12 Roger Sayle <roger@eyesopen.com>
23956 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23957 (bswapdi2): New define_expand to implement 32-bit implementation.
23959 2007-02-12 Nick Clifton <nickc@redhat.com>
23961 * doc/invoke.texi (Overall Options): Document --help=.
23962 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23963 (cc1_options): Pass --help= on to cc1.
23964 (display_help): Add description of --help=.
23965 (process_command): Add code to handle --help=. Allow translated
23966 --help and --target-help switches to be passed on to compiler
23968 (main): Remove unused if statement.
23969 * opts.c (columns): Remove.
23970 (LEFT_COLUMN): Define.
23971 (wrap_help): Add columns argument.
23972 (print_filtered_help): Change parameters to be an include bitmask,
23973 an exclude bitmask, an any bitmask and the column width. Move the
23974 code to display the params list here. Add code to display the
23975 status of options rather than their descriptions if the quiet flag
23977 (print_specific_help): Change parameters to be an include bitmask,
23978 an exclude bitmask and an any bitmask. Move code to look up the
23979 column width here. Decide upon the title for an options listing.
23980 (common_handle_options): Add code to handle --help=. Adapt code
23981 for --help and --target-help to use the revised form of the
23982 print_specific_help function.
23983 (print_help): Delete.
23984 (print_param_help): Delete.
23985 (print_switch): Delete.
23986 * opts.h (cl_lang_count): Add prototype.
23987 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23988 CL_MAX_OPTION_CLASS): New defines.
23989 * optc-gen.awk: Add construction of cl_lang_count.
23990 * c.opt: Add Warning attribute to warning options and Optimization
23991 attribute to optimization options.
23992 * common.opt: Likewise.
23994 Add -fhelp and -ftarget-help as aliases for the transformed --help
23995 and --target-help options.
23996 * opt-functions.awk: Add code to handle Warning and Optimization
23999 2007-02-12 Richard Henderson <rth@redhat.com>
24001 * config/alpha/constraints.md: New file.
24002 * config/alpha/alpha.c: Include tm-constrs.h.
24003 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
24004 alpha_extra_constraint): Remove.
24005 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
24006 * config/alpha/alpha-protos.h: Update.
24007 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
24008 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
24009 (EXTRA_CONSTRAINT): Remove.
24010 * config/alpha/alpha.md: Include constraints.md.
24011 (adddi splitter): Use satisfies_constraint_*.
24012 * config/alpha/predicates.md (add_operand): Likewise.
24013 (sext_add_operand, addition_operation): Likewise.
24015 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
24017 PR tree-optimization/29145
24018 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
24019 in our handling of restrict qualified pointers.
24021 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24024 * doc/invoke.texi (Wunused-value): Update description.
24025 (Wextra): Delete item.
24026 * opts.c (set_Wextra): Don't use the value of Wextra to set the
24027 value of Wunused-value.
24028 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
24029 (c_finish_stmt_expr): Don't check extra_warnings.
24030 (emit_side_effect_warnings): The caller is responsible to check
24033 2007-02-11 Roger Sayle <roger@eyesopen.com>
24034 Matt Thomas <matt@3am-software.com>
24036 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
24038 2007-02-11 Roger Sayle <roger@eyesopen.com>
24040 * simplify-rtx.c (simplify_relational_operation_1): Optimize
24041 comparisons of POPCOUNT against zero.
24042 (simplify_const_relational_operation): Likewise.
24044 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24046 * doc/invoke.texi (Wextra): Delete outdated paragraph.
24048 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24050 * dwarf2out.c (root_type): Delete unused function.
24052 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24054 * genattrtab.c (contained_in_p): Delete unused function.
24055 (write_expr_attr_cache): Likewise.
24057 2007-02-11 Jan Hubicka <jh@suse.cz>
24059 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
24062 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
24064 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
24065 to add the REG_EQ* note.
24066 * see.c (see_merge_one_use_extension): Likewise.
24067 * local-alloc.c (update_equiv_regs): Likewise. Also don't
24068 turn REG_EQUAL notes into REG_EQUIV notes if the target
24069 register may have more than one set.
24070 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
24071 * gcse.c (try_replace_reg): Likewise.
24072 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
24073 * calls.c (fixup_tail_calls): Likewise. Abort if there is
24074 more than one REG_EQUIV note.
24075 * reload1.c (gen_reload): Use set_unique_reg_note.
24077 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
24079 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
24080 (ix86_builtin_conversion): New function.
24082 2007-02-06 Mark Mitchell <mark@codesourcery.com>
24085 * tree.h (DECL_REPLACEABLE_P): New macro.
24086 * except.c (set_nothrow_function_flags): Likewise.
24088 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
24089 Ira Rosen <irar@il.ibm.com>
24090 Dorit Nuzman <dorit@il.ibm.com>
24092 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
24093 * targhooks.c (default_builtin_vectorized_conversion): New.
24094 * targhooks.h (default_builtin_vectorized_function): New declaration.
24095 * target.h (struct vectorize): Add builtin_conversion field.
24096 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
24097 stmt_vec_info_type value.
24098 (vectorizable_conversion): New declaration.
24099 * tree-vect-analyze.c (vect_analyze_operations): Add
24100 vectorizable_conversion call.
24101 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
24102 * tree-vect-transform.c (vectorizable_conversion): New function.
24103 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
24104 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
24106 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
24107 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
24108 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
24109 or ALTIVEC_BUILTIN_VCFSX.
24111 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24114 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
24115 CONST_DOUBLE and operand 0 is a hard register.
24116 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
24117 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
24118 is a hard floating-point register.
24120 2007-02-10 Richard Henderson <rth@redhat.com>
24121 Jakub Jelinek <jakub@redhat.com>
24122 Alexandre Oliva <aoliva@redhat.com>
24124 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
24125 * builtin-types.def (BT_WORD): Make unsigned.
24126 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
24127 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
24128 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
24129 * c-decl.c (grokdeclarator): Don't error if !have_tls.
24130 * c-parser.c (c_parser_omp_threadprivate): Likewise.
24131 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
24133 * expr.c (emutls_var_address): New.
24134 (expand_expr_real_1): Expand emulated tls.
24135 (expand_expr_addr_expr_1): Likewise.
24136 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
24137 * output.h (emutls_finish): Declare.
24138 * toplev.c (compile_file): Call it.
24139 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
24140 address before wrapping in CONST.
24141 * varasm.c (emutls_htab, emutls_object_type): New.
24142 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
24143 (get_emutls_object_name, get_emutls_object_type): New.
24144 (get_emutls_init_templ_addr, emutls_decl): New.
24145 (emutls_common_1, emutls_finish): New.
24146 (assemble_variable): When emulating tls, swap decls; generate
24147 constructor for the emutls objects.
24148 (do_assemble_alias): When emulating tls, swap decl and target name.
24149 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
24151 * varpool.c (decide_is_variable_needed): Look at force_output.
24152 Recurse for emulated tls.
24153 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
24154 with decide_is_variable_needed.
24155 * emutls.c: New file.
24156 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
24157 tls_object for real tls.
24159 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
24161 PR rtl-optimization/29599
24162 * reload1.c (eliminate_regs_in_insn): Take the destination
24163 mode into account when computing the offset.
24165 2007-02-09 Stuart Hastings <stuart@apple.com>
24166 Richard Henderson <rth@redhat.com>
24168 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24169 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
24170 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
24171 fixuns_truncdfhi2): New.
24172 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
24173 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
24174 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
24175 (floatunssidf2): Allow nonimmediate source.
24176 * config/i386/sse.md (movdi_to_sse): New.
24177 (vec_concatv2di): Drop '*'.
24178 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
24179 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24180 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
24182 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
24183 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
24184 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
24185 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
24186 (ix86_build_signbit_mask): Fix decl of v, refactor to call
24187 ix86_build_const_vector.
24188 (x86_emit_floatuns): Rewrite.
24190 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24192 * genautomata.c (longest_path_length): Delete unused function.
24193 (struct state): Delete unused longest_path_length.
24194 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
24195 (get_free_state): Delete unused.
24197 2007-02-09 Jan Hubicka <jh@suse.cz>
24199 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
24200 * doc/invoke.texi (inline-unit-growth): Update default value.
24202 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
24203 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
24204 (rebuild_cgraph_edges): Likewise.
24205 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
24206 (dump_cgraph_node): Dump frequencies.
24207 (cgraph_clone_edge): Add frequency scales.
24208 (cgraph_clone_node): Add freuqnecy.
24209 * cgraph.h (cgraph_edge): Add freuqnecy argument.
24210 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
24211 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
24212 * tree-pass.h (TODO_rebuild_frequencies): New constant.
24213 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
24214 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
24215 (save_inline_function_body): Likewise.
24216 * ipa-inline.c: inluce rtl.h
24217 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
24218 (cgraph_edge_badness): Use frequencies.
24219 (cgraph_decide_recursive_inlining): Update clonning.
24220 (cgraph_decide_inlining_of_small_function): Dump frequency.
24221 * predict.c (estimate_bb_frequencies): Export.
24222 * predict.h (estimate_bb_frequencies): Declare.
24223 * tree-inline.c (copy_bb): Watch overflows.
24224 (expand_call_inline): Update call of cgraph_create_edge.
24225 (optimize_inline_calls): Use TODO flags to update frequnecies.
24226 * passes.h: Include predict.h
24227 (init_optimization_passes): Move profile ahead.
24228 (execute_function_todo): Handle TODO_rebuild_frequencies.
24230 2007-02-09 Roger Sayle <roger@eyesopen.com>
24232 * config/alpha/alpha.c (emit_insxl): Force the first operand of
24233 the insbl or inswl pattern into a register.
24235 2007-02-09 Roger Sayle <roger@eyesopen.com>
24237 * config/ia64/ia64.md (bswapdi2): New define_insn.
24239 2007-02-09 Richard Henderson <rth@redhat.com>
24241 * config/i386/constraints.md (Ym): New constraint.
24242 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
24243 (movdi_1_rex64): Split sse and xmm general register moves from
24244 memory move alternatives. Use conditional register constraints.
24245 (movsf_1, movdf_integer): Likewise.
24246 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
24247 (movdf_integer_rex64): New.
24248 (pushsf_rex64): Fix output constraints.
24249 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
24250 (sse2_stored): Likewise.
24251 (sse2_storeq_rex64): New.
24252 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
24253 amd and not generic.
24254 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
24255 for optimize_size. Remove SF/DFmode hack.
24257 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24259 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
24262 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
24263 Richard Sandiford <richard@codesourcery.com>
24265 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
24266 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
24267 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
24268 m68k/t-mlib to tmake_file.
24269 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
24270 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
24271 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
24272 Allow it to be cf or m68k. Set m68k_arch_family. If that
24273 variable is not empty, add t-$m68k_arch_family to tmake_file.
24274 Add t-mlibs to tmake_file.
24275 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
24276 * config/m68k/t-cf: New file.
24277 * config/m68k/t-m68k: Likewise.
24278 * config/m68k/t-mlibs: Likewise.
24279 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24280 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24281 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24282 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24283 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
24285 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
24286 (INSTALL_LIBGCC): Delete.
24287 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
24288 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24289 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24290 (M68K_MLIB_CPU): Define.
24291 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
24292 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
24293 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
24295 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
24296 Richard Guenther <rguenther@suse.de>
24298 PR middle-end/23361
24299 * fold-const.c (fold_comparison): Handle obfuscated comparisons
24300 against INT_MIN/INT_MAX.
24301 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
24302 file if a loop is removed.
24304 2007-02-09 Joseph Myers <joseph@codesourcery.com>
24306 * calls.c (store_one_arg): Pass correct alignment to
24307 emit_push_insn for non-BLKmode values.
24308 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
24309 unaligned stack slot via a suitably aligned slot.
24311 2007-02-08 DJ Delorie <dj@redhat.com>
24313 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
24315 (legal_subregs): Use unsigned char, make const.
24316 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
24318 2007-02-08 Paul Brook <paul@codesourcery.com>
24320 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
24321 special interworking needed.
24323 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
24325 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
24326 conditional to __SSE2__.
24327 (Entries below should have been added to first ChangeLog
24328 entry for amdfam10 dated 2007-02-05)
24329 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
24331 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
24333 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
24336 2007-02-08 DJ Delorie <dj@redhat.com>
24338 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
24339 * config/m32c/m32c.c (legal_subregs): New.
24340 (m32c_illegal_subreg_p): New.
24341 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
24342 unsupported subregs of hard regs.
24344 2007-02-08 Jan Hubicka <jh@suse.cz>
24346 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24347 the same one; always update histograms.
24349 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24351 * passes.c (init_optimization_passes): Tidy comment.
24353 2007-02-08 Roger Sayle <roger@eyesopen.com>
24355 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24356 strip zero_extend, bswap and rotates from POCOUNT's argument.
24357 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24358 zero_extend and rotates from PARITY's argument.
24359 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24360 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24361 of an integer constant at compile-time.
24363 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24366 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24368 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24371 * tree-ssa-live.c (remove_unused_locals): Do not remove
24372 TREE_ADDRESSABLE variables.
24373 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24374 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24375 FOR_CLOBBER. Update all users.
24376 If VAR has an associated alias set, add a virtual operand for
24377 it if no alias is found to conflict with the memory reference.
24379 2007-02-07 Jan Hubicka <jh@suse.cz>
24380 Robert Kidd <rkidd@crhc.uiuc.edu>
24382 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24384 2007-02-07 Ian Lance Taylor <iant@google.com>
24386 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24388 2007-02-07 Roger Sayle <roger@eyesopen.com>
24390 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24391 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24392 tablejumpdi, movsi_to_cr_one): Remove constraints from
24393 define_expand's match_operands.
24395 2007-02-07 Roger Sayle <roger@eyesopen.com>
24397 * global.c (compute_regsets): Move declatation of "i" inside of
24398 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24400 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24403 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24404 of INDIRECT_REF <RESULT_DECL>.
24406 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24408 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24409 Kaz Kojima <kkojima@gcc.gnu.org>
24412 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24414 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24416 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24418 * doc/loop.texi: Document possibility not to perform disambiguation
24419 of loops with multiple latches.
24420 * cfgloopmanip.c (alp_enum_p): Removed.
24421 (add_loop): Handle subloops. Use get_loop_body_with_size.
24422 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24423 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24424 the new forwarder block.
24425 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24426 Handle the case latch is NULL.
24427 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24428 modifications when marking loop exits.
24429 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24431 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24432 disambiguate_loops_with_multiple_latches.
24433 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24434 before fix_loop_structure.
24435 * cfgloop.c: Include pointer-set.h and output.h.
24436 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24437 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24438 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24439 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24440 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24441 disambiguate_multiple_latches, get_loop_body_with_size,
24442 disambiguate_loops_with_multiple_latches): New functions.
24443 (flow_loop_dump): Dump multiple latch edges.
24444 (flow_loop_nodes_find): Handle loops with multiple latches.
24445 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24446 (glb_enum_p): Modified.
24447 (get_loop_body): Use get_loop_body_with_size.
24448 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24449 (AVOID_CFG_MODIFICATIONS): New constant.
24450 (disambiguate_loops_with_multiple_latches, add_loop,
24451 get_loop_body_with_size): Declare.
24452 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24454 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24456 PR inline-asm/28686
24457 * global.c (compute_regsets): New function.
24458 (global_alloc): Refactored ELIMINABLE_REGSET
24459 and NO_GLOBAL_ALLOC_REGS computation out.
24460 (rest_of_handle_global_alloc): Call compute_regsets()
24461 for non-optimizing case.
24463 2007-02-06 Richard Henderson <rth@redhat.com>
24465 * config/i386/constraints.md (Y2): Rename from Y.
24466 (Yi): New constraint.
24467 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24468 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24469 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24470 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24471 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24472 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24473 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24474 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24475 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24476 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24477 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24478 vec_extractv2si_1): Change Y constraints to Y2.
24479 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24480 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24481 Change Y constraints to Y2.
24482 (sse2_loadld): Change Y constraints to x.
24484 2007-02-06 Roger Sayle <roger@eyesopen.com>
24486 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24487 (parity<mode>2): New define_expand using rs6000_emit_parity.
24488 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24489 rs6000_emit_parity): New functions.
24490 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24491 rs6000_emit_parity): Prototype here.
24493 2007-02-06 Ian Lance Taylor <iant@google.com>
24495 * lower-subreg.c (simple_move_operand): Reject CONST.
24496 (resolve_clobber): Call validate_change rather than directly
24497 assigning to XEXP (pat, 0).
24499 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24501 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24502 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24503 (tree-cfg.o): Remove hashtab.h dependency.
24505 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24506 (struct ivopts_data): Change niters to pointer_map_t.
24507 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24508 (niter_for_exit): Create pointer_map on demand. Change for
24510 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24511 (free_loop_data): Destroy data->niters if created and reset field.
24512 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24513 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24515 * tree-ssa-reassoc.c: Include pointer-set.h.
24516 (bb_rank): Change to long *.
24517 (operand_rank): Change to pointer_map_t.
24518 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24519 (insert_operand_rank): Accept long.
24520 (operand_entry_hash, operand_entry_eq): Remove.
24521 (get_rank): Return long. Adjust for changes above.
24522 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24524 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24526 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24527 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24528 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24530 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24531 directly since it cannot be NULL.
24532 (get_vi_for_tree): Rewrite for pointer_map API.
24533 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24534 (init_alias_vars): Create vi_for_tree as pointer_map.
24535 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24537 * tree-cfg.c: Don't include hashtab.h.
24538 (edge_to_cases): Declare as pointer_map.
24539 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24541 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24542 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24543 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24545 (record_switch_edge): Delete.
24546 (get_cases_for_edge): Adjust for pointer_map API, inline
24547 record_switch_edge (rewritten for new API), remove goto.
24549 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24551 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24552 * tree-nested.c: Include pointer-set.h.
24553 (var_map_elt, var_map_eq, var_map_hash): Delete.
24554 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24555 to pointer_map_t's.
24556 (nesting_info_bitmap_obstack): New.
24557 (lookup_field_for_decl): Adjust for pointer_map API.
24558 (lookup_tramp_for_decl): Adjust for pointer_map API.
24559 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24560 (get_local_debug_decl): Adjust for pointer_map API.
24561 (convert_nl_goto_reference): Adjust for pointer_map API.
24562 (convert_nl_goto_receiver): Adjust for pointer_map API.
24563 (create_nesting_tree): Create outside GGC space. Create bitmap on
24564 the new obstack. Create field_map and var_map as pointer_maps.
24565 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24567 (lower_nested_functions): Move root here, no need to NULL it.
24568 Initialize and release the obstack.
24570 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24572 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24573 Remove prototypes and make them non-static.
24574 (struct tree_int_map): Remove.
24575 * tree.h (struct tree_int_map): Move here, turning TO into an
24577 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24579 * tree.h (TREE_COMPLEXITY): Remove.
24580 (struct tree_exp): Remove complexity field.
24581 * tree.c (build1_stat): Don't set it.
24583 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24584 Victor Kaplansky <victork@il.ibm.com>
24586 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24587 (vect_is_simple_reduction): Support reduction with induction as
24588 one of the operands.
24589 (vect_is_simple_iv_evolution): Fix formatting.
24590 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24591 formatting. Don't mark induction phis for vectorization.
24592 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24593 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24594 (vect_get_vec_def_for_operand): Support induction.
24595 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24597 (vectorizable_reduction): Support reduction with induction as one of
24599 (vectorizable_type_demotion): Use def-type of stmt argument rather
24600 than dummy def-type.
24602 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24603 flag_tree_scev_cprop.
24604 * common.opt (tree-scev-cprop): New flag.
24606 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24607 call to vect_get_new_vect_var.
24609 2007-02-06 Ira Rosen <irar@il.ibm.com>
24611 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24612 vectype is not NULL.
24613 (vect_pattern_recog_1): Likewise.
24615 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24617 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24618 (fold_negate_expr): Likewise.
24620 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24623 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24624 even if cv-qualification is the same.
24626 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24628 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24629 __enable_execute_stack on completion.
24631 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24633 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24634 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24635 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24636 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24637 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24638 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24639 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24640 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24644 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24645 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24646 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24647 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24648 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24649 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24650 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24651 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24652 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24653 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24654 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24655 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24656 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24657 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24658 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24659 sqrtextenddfxf2_i387): Added amdfam10_decode.
24661 * config/i386/athlon.md (athlon_idirect_amdfam10,
24662 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24663 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24664 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24665 athlon_ivector_store_amdfam10): New define_insn_reservation.
24666 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24669 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24671 * config/i386/athlon.md (athlon_call_amdfam10,
24672 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24673 define_insn_reservation.
24674 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24675 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24676 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24678 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24680 * config/i386/athlon.md (athlon_sseld_amdfam10,
24681 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24682 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24686 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24687 define_insn_reservation.
24688 * config/i386/i386.md (sseins): Added sseins to define_attr type
24689 and define_attr unit.
24690 * config/i386/sse.md: Set type attribute to sseins for insertq
24693 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24695 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24696 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24697 ssecomi_load_amdfam10, ssecomi_amdfam10,
24698 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24699 define_insn_reservation.
24700 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24702 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24704 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24705 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24706 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24707 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24708 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24709 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24710 define_insn_reservation.
24712 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24713 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24714 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24715 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24716 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24718 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24720 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24721 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24722 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24723 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24724 athlon_ssemul_load_k8): Added amdfam10.
24726 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24728 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24729 (x86_sse_unaligned_move_optimal): New variable.
24731 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24733 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24734 for unaligned vector SSE double/single precision loads for AMDFAM10.
24736 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24738 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24739 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24740 Define TARGET_CPU_DEFAULT_amdfam10.
24741 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24742 (processor_type): Add PROCESSOR_AMDFAM10.
24744 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24745 processor_type in config/i386/i386.h.
24746 Enable imul peepholes for TARGET_AMDFAM10.
24748 * config.gcc: Add support for --with-cpu option for amdfam10.
24750 * config/i386/i386.c (amdfam10_cost): New variable.
24751 (m_AMDFAM10): New macro.
24752 (m_ATHLON_K8_AMDFAM10): New macro.
24753 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24754 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24755 x86_promote_QImode, x86_integer_DFmode_moves,
24756 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24757 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24758 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24759 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24760 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24761 Enable/disable for amdfam10.
24762 (override_options): Add amdfam10_cost to processor_target_table.
24763 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24764 processor_alias_table.
24765 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24766 (ix86_adjust_cost): Add code for amdfam10.
24768 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24770 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24771 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24772 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24773 * config/i386/i386.h: Add builtin definition for SSE4A.
24774 * config/i386/i386.md: Add support for ABM instructions
24775 (popcnt and lzcnt).
24776 * config/i386/sse.md: Add support for SSE4A instructions
24777 (movntss, movntsd, extrq, insertq).
24778 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24779 Add -march=amdfam10 flag.
24780 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24781 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24783 * doc/extend.texi: Add documentation for SSE4A builtins.
24785 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24787 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24789 2007-02-05 Richard Guenther <rguenther@suse.de>
24791 * tree-vectorizer.h (vectorizable_function): Add argument type
24792 argument, change return type.
24793 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24794 * tree-vect-transform.c (vectorizable_function): Handle extra
24795 argument, return vectorized function decl.
24796 (build_vectorized_function_call): Remove.
24797 (vectorizable_call): Handle calls with result and argument types
24798 differing. Handle loop vectorization factor correctly.
24799 * targhooks.c (default_builtin_vectorized_function): Adjust for
24801 * targhooks.h (default_builtin_vectorized_function): Likewise.
24802 * target.h (builtin_vectorized_function): Add argument type
24804 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24805 extra argument, allow vectorizing of lrintf.
24806 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24807 documentation of target hook.
24809 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24812 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24813 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24814 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24816 2007-02-05 Roger Sayle <roger@eyesopen.com>
24818 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24819 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24820 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24821 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24822 before canonicalizing sincos to cexpi.
24823 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24825 2007-02-05 Roger Sayle <roger@eyesopen.com>
24827 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24828 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24829 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24831 2007-02-05 Roger Sayle <roger@eyesopen.com>
24833 * mips-tfile.c (initialize_init_file): Correct endianness test.
24835 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24837 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24838 the 'y' constraint.
24840 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24842 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24843 saves in a PARALLEL before the register assignments.
24845 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24847 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24848 DWARF_FRAME_RETURN_COLUMN to be a general register.
24849 * dwarf2out.c (init_return_column_size): New function, split from...
24850 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24851 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24852 to be nongeneral registers.
24853 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24855 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24856 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24858 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24860 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24862 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24864 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24865 (remove_path): Use can_remove_branch_p and remove_branch instead
24866 of loop_delete_branch_edge.
24867 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24868 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24869 Update profile using scale_dominated_blocks_in_loop.
24870 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24871 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24872 (can_remove_branch_p, remove_branch): Declare.
24873 * tree-cfg.c (tree_can_remove_branch_p): New function.
24874 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24875 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24876 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24878 2007-02-05 Jan Hubicka <jh@suse.cz>
24880 PR middle-end/30696
24881 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24882 nodes in cgraph, don't remove offline copy of the function.
24884 2007-02-04 Jan Hubicka <jh@suse.cz>
24886 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24887 vectors might cause maybe_lookup_element_for_expr to be called
24888 on non-sra-candidate.
24890 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24892 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24893 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24894 spelling conventions.
24896 2007-02-04 Richard Guenther <rguenther@suse.de>
24898 PR middle-end/30636
24899 * fold-const.c (try_move_mult_to_index): Make sure to not
24900 overflow one dimension of a multi-dimensional array access.
24902 2007-02-04 Jan Hubicka <jh@suse.cz>
24904 * passes.c (init_optimization_passes): Reindent.
24906 2007-02-04 Jan Hubicka <jh@suse.cz>
24907 Eric Botcazou <ebotcazou@adacore.com>
24909 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24910 (execute_fixup_cfg): Break out the abnormal goto code.
24911 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24912 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24913 (optimize_inline_calls): Call make_nonlocal_label_edges.
24915 2007-02-04 Jan Hubicka <jh@suse.cz>
24917 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24918 true when something was changed.
24919 (rename_ssa_copies): When something was changed, do
24920 TODO_remove_unused_locals.
24921 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24922 add TODO_remove_unused_locals when instruction was removed.
24924 2007-02-04 Jan Hubicka <jh@suse.cz>
24926 * ipa-inline.c (try_inline): Improve debug output; work on already
24928 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24929 call try_inline for already inlined edges too when flattening;
24930 inline also functions that make callee growth but overall unit size
24933 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24935 * config/m32c/bitops.md, config/m32c/jump.md,
24936 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24937 config/m32r/m32r.h, config/m32r/m32r.md,
24938 config/m32r/predicates.md, config/m68hc11/larith.asm,
24939 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24940 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24941 config/mips/mips-protos.h, config/mips/mips.c,
24942 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24943 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24944 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24945 spelling conventions.
24947 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24948 Follow spelling conventions.
24950 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24952 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24953 warn about C++0x compatibility.
24955 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24957 * config/h8300/h8300.c, config/h8300/h8300.h,
24958 config/h8300/h8300.md: Follow spelling conventions.
24960 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24962 PR middle-end/30667
24963 * combine.c (try_combine): Do not substitute source operand
24964 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24966 2007-02-03 Jan Hubicka <jh@suse.cz>
24968 PR gcov-profile/30650
24969 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24970 do not divide by zero for never executed counters.
24971 (tree_find_values_to_profile): Fix counters.
24972 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24974 2007-02-03 Ian Lance Taylor <iant@google.com>
24976 * lower-subreg.c (simple_move_operand): New static function,
24977 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24979 (simple_move): Call simple_move_operand.
24980 (find_decomposable_subregs): Add special handling of MEMs.
24981 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24982 meaning of return value. If we see a hard register, test whether
24983 it can store a word_mode value. Change all callers.
24985 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24987 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24988 ftrapv insns and expanders.
24989 (subdi3): Change define_expand operand 1 to arith11_operand, and
24990 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24991 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24992 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24995 PR middle-end/30174
24996 * varasm.c (notice_global_symbol): Treat global objects as weak when
24997 flag_shlib is true.
24999 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25001 * emit-rtl.c (dconstpi): Delete.
25002 (dconstsqrt2): New.
25003 (init_emit_once): Delete dconstpi and init dconstsqrt2.
25004 * real.h (dconstpi): Delete.
25005 (dconstsqrt2): New.
25006 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
25007 (fold_builtin_hypot): Likewise.
25009 2007-02-03 Tom Tromey <tromey@redhat.com>
25012 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
25013 -gcoff3, -gxcoff3, -gvms3 implies -dD.
25015 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
25017 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
25018 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
25019 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
25020 config/rs6000/cell.md, config/rs6000/darwin.h,
25021 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
25022 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
25023 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
25024 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
25025 typos. Follow spelling conventions.
25026 * doc/invoke.texi: Follow spelling conventions.
25028 2007-02-03 Roger Sayle <roger@eyesopen.com>
25030 * simplify-rtx.c (simplify_relational_operation_1): Implement some
25031 canonicalization transformations that attempt to simplify integer
25032 constant comparisons to become comparisons against zero.
25034 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25036 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
25038 * fold-const.c (fold_binary): Fix comment typos. Fold complex
25039 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
25041 2007-02-02 Mike Stump <mrs@apple.com>
25043 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
25044 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
25045 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
25046 generate a branch island.
25048 2007-02-02 Bob Wilson <bob.wilson@acm.org>
25050 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
25051 (xtensa_legitimate_address_p): New.
25052 (xtensa_legitimize_address): New.
25053 (xtensa_output_addr_const_extra): New.
25054 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
25056 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
25057 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
25058 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
25059 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
25060 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
25061 (xtensa_legitimize_address): New.
25062 (xtensa_output_addr_const_extra): New.
25064 2007-02-02 Steve Ellcey <sje@cup.hp.com>
25066 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
25068 2007-02-02 Ian Lance Taylor <iant@google.com>
25070 * expmed.c (expand_divmod): Add comment.
25072 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
25074 * emit-rtl.c (renumber_insns): Remove.
25075 * flags.h: Remove the extern for flag_renumber_insns.
25076 * rtl.h: Remove the prototype for renumber_insns.
25077 * toplev.c (flag_renumber_insns): Remove.
25079 2007-02-02 Hui-May Chang <hm.chang@apple.com>
25081 Revert for x86 darwin:
25082 2005-06-19 Uros Bizjak <uros@kss-loka.si>
25084 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
25085 code before the following patch under TARGET_MACHO.
25086 (ix86_function_value_regno_p): Likewise.
25088 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25090 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
25093 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25096 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
25097 loads to general or fp registers. Add comments.
25098 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
25100 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
25102 * pointer-set.c (insert_aux): Only return insertion slot.
25103 (pointer_set_insert): Adjust.
25104 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
25105 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
25106 pointer_map_traverse): New.
25107 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
25108 pointer_map_create, pointer_map_destroy, pointer_map_insert,
25109 pointer_map_contains, pointer_map_traverse): Declare.
25111 2007-02-02 Jakub Jelinek <jakub@redhat.com>
25113 PR middle-end/30473
25114 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
25115 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
25117 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
25119 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
25121 (struct _dep): New type.
25122 (dep_t): New typedef.
25123 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
25124 (DEP_STATUS): New access macro. The macro with the same name was
25125 renamed to DEP_LINK_STATUS.
25126 (dep_init): Declare function
25128 (struct _dep_link): New type.
25129 (dep_link_t): New typedef.
25130 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
25131 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
25132 (DEP_LINK_STATUS): New macro.
25133 (debug_dep_links): New debug function.
25135 (struct _deps_list): New type.
25136 (deps_list_t): New typedef.
25137 (DEPS_LIST_FIRST): New access macro.
25138 (FOR_EACH_DEP_LINK): New cycle macro.
25139 (create_deps_list, free_deps_list, delete_deps_list): Declare
25141 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
25142 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
25143 (copy_deps_list_change_con): Ditto.
25145 (move_dep_link): Declare function.
25147 (struct _dep_node): New type.
25148 (dep_node_t): New typedef.
25149 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
25151 (struct haifa_insn_data.back_deps): New field to hold backward
25152 dependencies of the insn.
25153 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
25155 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
25156 Change its type to deps_list_t.
25157 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
25158 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
25159 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
25161 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
25163 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
25165 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
25167 (dep_cost): Declare.
25169 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
25170 (ds_to_dk, dk_to_ds): New functions.
25172 (init_dep_1): New static function.
25173 (init_dep): New function.
25174 (copy_dep): New static function.
25176 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
25178 (detach_dep_link): New static function.
25179 (move_dep_link): New function.
25181 (dep_links_consistent_p, dump_dep_links): New static functions.
25182 (debug_dep_links): New debugging function.
25184 (deps_obstack, dl_obstack, dn_obstack): New static variables.
25186 (alloc_deps_list, init_deps_list): New static functions.
25187 (create_deps_list): New function.
25188 (clear_deps_list): New static function.
25189 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
25190 (deps_list_consistent_p, dump_deps_list): New static functions.
25191 (debug_deps_list): New function.
25192 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
25194 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
25196 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
25197 use new scheduler dependencies lists.
25198 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
25199 (sched_analyze): Ditto. Initialize dependencies lists.
25200 (add_forw_dep, compute_forward_dependences): Update to use new
25201 scheduler dependencies lists.
25203 (init_dependency_caches): Init deps_obstack.
25204 (free_dependency_caches): Free deps_obstack.
25206 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
25207 new scheduler dependencies lists.
25208 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
25209 (add_back_forw_dep, delete_back_forw_dep): Ditto.
25211 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
25212 Update to use new scheduler dependencies lists.
25213 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
25214 (debug_dependencies): Ditto.
25215 (schedule_region): Update comments.
25217 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
25218 scheduler dependencies lists.
25219 (schedule_ebb): Update comments.
25221 * rtl.def (DEPS_LIST): Remove.
25223 * lists.c (unused_deps_list): Remove.
25224 (free_list): Update assertions.
25226 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
25227 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25229 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
25230 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
25232 * haifa-sched.c (comments): Update.
25233 (insn_cost1): Remove. Inline the code into insn_cost ().
25234 (insn_cost): Update to use new scheduler dependencies lists. Move
25235 processing of the dependency cost to dep_cost ().
25236 (dep_cost): New function. Use it instead of insn_cost () when
25237 evaluating cost of the dependency. Use compatible interface to
25238 interact with the target.
25239 (priority): Update to use new scheduler dependencies lists.
25240 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
25241 with greater number of insns that depend on the insn.
25242 (schedule_insn): Update to use new scheduler dependencies lists. Add
25243 code to free backward dependencies lists. Inline and optimize code
25244 from resolve_dep () - see PR28071.
25245 (ok_for_early_queue_removal): Update to use new scheduler dependencies
25246 lists. Update call to targetm.sched.is_costly_dependence hook.
25248 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
25249 scheduler dependencies lists.
25251 (resolve_dep): Remove. Move the logic to schedule_insn ().
25252 (init_h_i_d): Initialize dependencies lists.
25254 (process_insn_depend_be_in_spec): Rename to
25255 process_insn_forw_deps_be_in_spec. Update to use new scheduler
25256 dependencies lists.
25257 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
25258 Update to use new scheduler dependencies lists.
25259 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
25261 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
25262 new scheduler dependencies lists.
25263 (build_intra_loop_deps): Ditto.
25265 * target.h (struct _dep): Declare to use in
25266 gcc_target.sched.is_costly_dependence.
25267 (struct gcc_target.sched.adjust_cost): Fix typo.
25268 (struct gcc_target.sched.is_costly_dependence): Change signature to
25269 use single dep_t parameter instead of an equivalent triad.
25270 (struct gcc_target.sched.adjust_cost_2): Remove.
25272 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
25274 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
25276 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
25278 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
25280 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
25281 (REG_DEP_TRUE): Document.
25283 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
25284 Change signature to correspond to the targetm.sched.adjust_cost hook.
25285 Update use in TARGET_SCHED_ADJUST_COST_2.
25286 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
25287 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
25288 new scheduler dependencies lists.
25289 (ia64_gen_check): Ditto.
25291 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
25292 scheduler dependencies lists.
25294 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
25295 signature to correspond to the targetm.sched.is_costly_dependence hook.
25296 (is_costly_group): Update to use new scheduler dependencies lists.
25298 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
25299 instead of INSN_COST () macro.
25301 2007-02-01 Ian Lance Taylor <iant@google.com>
25303 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
25305 2007-02-01 Guy Martin <gmsoft@gentoo.org>
25307 * pa.md (tp_load): Correct mfctl instruction syntax.
25309 2007-02-01 Geoffrey Keating <geoffk@apple.com>
25311 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
25312 altivec_padding_size calculation on AIX. Improve comment, add
25313 assert to verify that it's right.
25315 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
25318 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
25320 PR inline-asm/28686
25321 * global.c (global_alloc): Add mising initialization of
25324 2007-02-01 Roger Sayle <roger@eyesopen.com>
25326 * alias.c (init_alias_analysis): Correct whitespace.
25327 * bb-reorder.c (fix_edges_for_rarely_executed_code,
25328 partition_hot_cold_basic_blocks): Likewise.
25329 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
25330 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
25331 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25332 fold_builtin_snprintf_chk, fold_builtin_printf,
25333 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
25334 do_mpfr_arg3, do_mpfr_sincos): Likewise.
25335 * cfgcleanup.c (cleanup_cfg): Likewise.
25336 * cfgexpand.c (tree_expand_cfg): Likewise.
25337 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
25338 * function.c (get_next_funcdef_no): Likewise.
25339 * gengtype.c (main): Likewise.
25340 * genmodes.c (main): Likewise.
25341 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
25342 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
25343 * ifcvt.c (noce_emit_move_insn): Likewise.
25344 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
25346 * stor-layout.c (get_best_mode): Likewise.
25347 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25348 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25349 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25350 perform_var_substitution, solve_graph): Likewise.
25351 * tree-vrp.c (vrp_finalize): Likewise.
25353 2007-02-01 Ian Lance Taylor <iant@google.com>
25355 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25356 high part of a paradoxical subreg, return a constant zero.
25358 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25360 * toplev.c (lang_dependent_init): Call init_set_costs.
25361 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25363 2007-02-01 Richard Guenther <rguenther@suse.de>
25365 PR middle-end/30656
25366 * fold-const.c (fold_negate_expr): Allow negating a
25367 constant if overflow does not change.
25369 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25371 * doc/c-tree.texi (Expression trees): Improve markup.
25372 * doc/tm.texi (Register Classes, Addressing Modes)
25373 (Floating Point): Fix spacing after abbreviations. Fix some
25376 2007-02-01 Ben Elliston <bje@au.ibm.com>
25378 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25379 * doc/contrib.texi: Likewise.
25380 * doc/install.texi: Likewise.
25382 2007-01-31 Richard Henderson <rth@redhat.com>
25383 Ian Lance Taylor <iant@google.com>
25385 * lower-subreg.c: New file.
25386 * rtl.def (CONCATN): Define.
25387 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25388 pass_lower_subreg2.
25389 * emit-rtl.c (update_reg_offset): New static function, broken out
25390 of gen_rtx_REG_offset.
25391 (gen_rtx_REG_offset): Call update_reg_offset.
25392 (gen_reg_rtx_offset): New function.
25393 * regclass.c: Revert patch of 2006-03-05, restoring
25395 (clear_reg_info_regno): New function.
25396 * dwarf2out.c (concatn_loc_descriptor): New static function.
25397 (loc_descriptor): Handle CONCATN.
25398 * common.opt (fsplit_wide_types): New option.
25399 * opts.c (decode_options): Set flag_split_wide_types when
25401 * timevar.def (TV_LOWER_SUBREG): Define.
25402 * rtl.h (gen_reg_rtx_offset): Declare.
25403 (reg_scan_update): Declare.
25404 * regs.h (clear_reg_info_regno): Declare.
25405 * tree-pass.h (pass_lower_subreg): Declare.
25406 (pass_lower_subreg2): Declare.
25407 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25408 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25409 -fsplit-wide-types.
25410 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25411 * Makefile.in (OBJS-common): Add lower-subreg.o.
25412 (lower-subreg.o): New target.
25414 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25416 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25418 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25421 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25423 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25425 PR middle-end/29335
25426 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25428 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25430 * cfgloop.h: Include vec-prim.h.
25431 (enum li_flags): Remove LI_ONLY_OLD.
25432 (loop_iterator): Changed.
25433 (fel_next, fel_init): Iterate over loop tree.
25434 (FOR_EACH_LOOP_BREAK): New macro.
25435 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25437 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25438 * modulo-sched.c (sms_schedule): Ditto.
25439 * tree-vectorizer.c (vectorize_loops): Ditto.
25440 * doc/loop.texi: Update information on loop numbering and behavior of
25441 FOR_EACH_LOOP wrto new loops.
25442 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25443 add_to_evolution_1): Test nestedness of loops instead of comparing
25445 * tree-chrec.c (chrec_fold_plus_poly_poly,
25446 chrec_fold_multiply_poly_poly, chrec_evaluate,
25447 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25448 reset_evolution_in_loop): Ditto.
25449 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25451 2007-01-31 Dirk Mueller <dmueller@suse.de>
25453 * c-common.c (warn_about_parentheses): Separate warning about
25454 un-parenthized sequence of comparison operators from the one
25455 which is supposed to warn about x <= y <= z.
25457 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25459 * optabs.h (enum optab_index): Add new OTI_isinf.
25460 (isinf_optab): Define corresponding macro.
25461 * optabs.c (init_optabs): Initialize isinf_optab.
25462 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25464 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25465 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25467 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25468 expand_builtin_interclass_mathfn.
25469 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25470 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25471 (fxam<mode>2_i387): New insn pattern.
25472 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25473 built-in functions as x87 inline asm.
25475 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25477 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25479 2007-01-30 Eric Christopher <echristo@apple.com>
25481 * config.gcc: Add geode.
25483 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25485 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25486 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25487 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25488 value-prof.c: Fix comment typos.
25490 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25493 * doc/invoke.texi (Wpointer-arith): Document warning.
25495 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25497 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25498 the list of discrepancies from the draft TR.
25500 2007-01-30 Dirk Mueller <dmueller@suse.de>
25503 * doc/invoke.texi (-Wreturn-type): Update description to
25504 match new behavior.
25506 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25508 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25510 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25512 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25513 to handle optabs that operate on floating point input argument and
25514 output to integer output.
25515 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25516 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25517 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25518 expand_builtin_interclass_mathfn ().
25519 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25520 (ilogbsi2): Remove.
25521 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25522 ilogbl built-in functions as x87 intrinsics.
25524 2007-01-30 Richard Guenther <rguenther@suse.de>
25526 PR middle-end/27657
25527 * dwarf2out.c (reference_to_unused): Query varpool if the
25528 variable was output.
25530 2007-01-30 Richard Guenther <rguenther@suse.de>
25532 PR middle-end/30313
25533 * passes.c (execute_one_pass): Reset in_gimple_form to not
25534 confuse non-unit-at-a-time mode.
25536 2007-01-29 Roger Sayle <roger@eyesopen.com>
25537 Richard Guenther <rguenther@suse.de>
25539 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25540 avoid undefined behaviour on overflow. Use force_fit_type_double
25541 to construct the constant with the specified TREE_OVERFLOW.
25543 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25545 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25546 * config/dfp-bit.h: Ditto.
25548 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25550 * c-decl.c (pop_scope): Replace warnings with call to
25551 warn_for_unused_label.
25552 * c-common.h (warn_for_unused_label): Declare.
25553 * c-common.c (warn_for_unused_label): Define.
25555 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25557 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25560 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25562 * Makefile.in (USER_H): Remove decfloat.h.
25563 * ginclude/decfloat.h: Delete, moving contents to ...
25564 * ginclude/float.h: Add support for decimal floating point,
25565 guarded by __STDC_WANT_DEC_FP__.
25567 2007-01-29 Mike Stump <mrs@apple.com>
25569 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25570 Analysis and Representation to resolve case insensitive conflict.
25571 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25573 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25575 * tree.h (struct tree_memory_tag): Add aliases member.
25576 (MTAG_ALIASES): New macro.
25577 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25578 (add_may_alias): Remove pointer-set. Update for may_aliases being
25580 (mark_aliases_call_clobbered): Update for may_aliases being a
25582 (compute_tag_properties): Ditto.
25583 (create_partition_for): Ditto.
25584 (compute_memory_partitions): Ditto.
25585 (dump_may_aliases_for): Ditto.
25586 (is_aliased_with): Ditto.
25587 (add_may_alias_for_new_tag): Ditto.
25588 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25589 (compute_is_aliased): New function.
25590 (compute_may_aliases): Call compute_is_aliased).
25591 (init_alias_info): Initialize alias_bitmap_obstack.
25592 (union_alias_set_into): New function.
25593 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25594 (have_common_aliases_p): Rewrite to take two bitmaps and use
25596 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25597 Update for bitmaps.
25598 (finalize_ref_all_pointers): Update for add_may_alias changes.
25599 (new_type_alias): Ditto.
25600 * tree-flow-inline.h (may_aliases): Return a bitmap.
25601 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25602 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25603 may_aliases being a bitmap.
25604 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25605 may_aliases now returns a bitmap.
25606 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25608 * tree-ssa-operands.c (add_virtual_operand): Update for
25609 may_aliases being a bitmap.
25611 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25613 PR tree-optimization/30630
25614 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25615 variable as changed.
25617 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25620 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25621 expanded only once even if an error occurs.
25623 2007-01-29 Ben Elliston <bje@au.ibm.com>
25625 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25626 (__gcov_average_profiler): Likewise.
25627 (__gcov_ior_profiler): Likewise.
25628 (__gcov_merge_ior): Likewise.
25630 2007-01-28 Jan Hubicka <jh@suse.cz>
25632 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25633 * value-prof.c (stringop_block_profile): Likewise.
25635 2007-01-28 Jan Hubicka <jh@suse.cz>
25637 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25638 Add variant handling histograms; add wrapper.
25639 (clear_storage_via_libcall): Export.
25640 (emit_block_move_hints): Break out from ...; add histograms.
25641 (emit_block_move): ... this one.
25642 (clear_storage_hints): Break out from ...; add histograms.
25643 (clear_storage): ... this one.
25644 (set_storage_via_memset): Handle histogram.
25645 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25646 (clear_storage_hints, clear_storage_via_libcall): Declare.
25647 (set_storage_via_setmem): Update prototype.
25648 * doc/md.texi (movmem, setmem): Document new arguments.
25650 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25651 Add new histograms.
25652 (stringop_block_profile): New global function.
25653 (tree_stringops_values_to_profile): Profile block size and alignment.
25654 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25656 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25657 (stringop_block_profile): Declare.
25658 * builtins.c: Include value-prof.h.
25659 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25660 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25661 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25662 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25663 * profile.c (instrument_values): Add new counters.
25664 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25666 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25667 (tree_init_edge_profiler): Build new profilers.
25668 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25669 (pass_tree_profile): Add dump.
25670 (tree_profile_hooks): Update.
25671 * Makefile.in (LIBGCOV): Add new constants.
25672 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25673 __gcov_ior_profiler): New.
25674 * i386.md (movmem/setmem expanders): Add new optional arguments.
25676 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25678 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25680 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25682 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25683 (tree_unswitch_single_loop): Pass eni_size_weights to
25684 tree_num_loop_insns.
25685 * tree-ssa-loop-manip.c: Include tree-inline.h.
25686 (can_unroll_loop_p): Pass eni_size_weights to
25687 tree_num_loop_insns.
25688 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25689 Pass eni_size_weights to estimate_num_insns.
25690 * tree.h (init_inline_once): Export.
25691 * toplev.c (backend_init): Call init_inline_once.
25692 * cgraphunit.c (cgraph_process_new_functions,
25693 cgraph_analyze_function): Pass eni_inlining_weights to
25694 estimate_num_insns.
25695 * ipa-inline.c (compute_inline_parameters): Ditto.
25696 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25697 to estimate_num_insns.
25698 (try_unroll_loop_completely): Pass eni_size_weights to
25699 tree_num_loop_insns.
25700 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25701 ot estimate_num_insns.
25702 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25703 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25704 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25705 eni_time_weights): New variables.
25706 (init_inline_once): Initialize them.
25707 (struct eni_data): Mew.
25708 (estimate_num_insns_1, estimate_num_insns): Use weights.
25709 * tree-inline.h (struct eni_weights_d): New.
25710 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25711 (estimate_num_insns): Declaration changed.
25712 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25713 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25714 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25716 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25718 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25719 relations in the conflict function is valid.
25721 2007-01-27 Ian Lance Taylor <iant@google.com>
25723 * common.opt: Add fstrict-overflow.
25724 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25725 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25726 (TYPE_OVERFLOW_UNDEFINED): Define.
25727 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25729 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25730 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25731 (fold_negate_expr): Likewise.
25732 (make_range): Likewise.
25733 (extract_muldiv_1): Likewise.
25734 (maybe_canonicalize_comparison): Likewise.
25735 (fold_comparison): Likewise.
25736 (fold_binary): Likewise.
25737 (tree_expr_nonnegative_p): Likewise.
25738 (tree_expr_nonzero_p): Likewise.
25739 * tree-vrp.c (compare_values): Likewise.
25740 (extract_range_from_binary_expr): Likewise.
25741 (extract_range_from_unary_expr): Likewise.
25742 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25744 (nowrap_type_p): Likewise.
25745 * tree-scalar-evolution.c (simple_iv): Likewise.
25746 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25747 (build_range_check): Likewise.
25748 (extract_muldiv_1): Likewise.
25749 (fold_comparison): Likewise.
25750 * tree-vrp.c (vrp_int_const_binop): Likewise.
25751 (extract_range_from_unary_expr): Likewise.
25752 * convert.c (convert_to_integer): Likewise.
25753 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25754 (fold_comparison): Likewise.
25755 (fold_binary): Likewise.
25756 * optabs.c (optab_for_tree_code): Likewise.
25757 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25758 * simplify-rtx.c (simplify_const_relational_operation): Check
25759 flag_strict_overflow and flag_trapv.
25760 (simplify_const_relational_operation): Likewise.
25761 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25762 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25765 2007-01-27 Roger Sayle <roger@eyesopen.com>
25767 * tree.c (tree_fold_gcd): Delete.
25768 * tree.h (tree_fold_gcd): Remove prototype.
25769 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25770 test whether one constant integer is a multiple of another. Instead
25771 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25772 * fold-const.c (multiple_of_p): We've determined both TOP and
25773 BOTTOM are integer constants so we can call int_const_binop directly
25774 instead of the more generic const_binop.
25776 2007-01-27 Roger Sayle <roger@eyesopen.com>
25778 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25779 1*X check that the constant hasn't overflowed, to preserve the
25781 (round_up): Provide an efficient implementation when rouding-up an
25782 INTEGER_CST to a power-of-two.
25784 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25786 * doc/sourcebuild.texi: Add comma for clarity.
25787 * doc/extend.texi: Fix some typos.
25788 * doc/passes.texi: Likewise.
25789 * doc/cppinternals.texi: Likewise.
25790 * doc/c-tree.texi: Likewise.
25791 * doc/tree-ssa.texi: Likewise.
25792 * doc/install.texi: Likewise.
25794 2007-01-27 Jan Hubicka <jh@suse.cz>
25796 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25797 (pass_sra): Do not require alias information.
25798 * passes.c (init_optimization_passes): Add SRA
25800 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25802 * tracer.c (rest_of_handle_tracer): We already cleaned
25803 up the CFG in tracer() so don't do it here again.
25804 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25805 cleanup_cfg here, either. And don't call renumber_insns.
25807 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25808 and BB_HEAD are in the insn stream here. Instead make sure
25809 that BB_INSN is valid on all insns. Also, do check here that
25810 there are no pending branch predictions...
25811 (rtl_verify_flow_info): ...instead of doing it here. Checks
25812 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25815 2007-01-26 Roger Sayle <roger@eyesopen.com>
25817 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25818 function to simplify/factorize operand order canonicalization.
25819 (ix86_fixup_binary_operands): Reorganize using the above function.
25820 (ix86_binary_operator_ok): Likewise.
25822 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25824 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25825 file scope from optimize_attrs.
25826 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25828 (optimize_attrs): Clear insn_code_values after freeing it.
25830 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25832 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25833 a parts.base assignment.
25835 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25837 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25838 (compute_subscript_distance, initialize_data_dependence_relation,
25839 finalize_ddr_dependent, analyze_ziv_subscript,
25840 analyze_siv_subscript_cst_affine,
25841 compute_overlap_steps_for_affine_univar,
25842 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25843 analyze_siv_subscript, analyze_miv_subscript,
25844 analyze_overlapping_iterations, subscript_dependence_tester_1,
25845 compute_self_dependence, free_dependence_relation): Work
25846 with affine_fn instead of chrecs.
25847 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25848 common_affine_function, affine_function_base,
25849 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25850 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25851 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25852 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25853 (all_chrecs_equal_p): Removed.
25854 * tree-data-ref.h (affine_fn, conflict_function): New types.
25855 (struct subscript): Change type of conflicting_iterations_in_a
25856 and conflicting_iterations_in_b.
25858 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25861 * config/pa/pa.h (TARGET_HPUX_11): New.
25862 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25863 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25865 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25866 Richard Guenther <rguenther@suse.de>
25868 * tree-ssa-structalias.c (solve_graph): Handle case
25869 we merged the variable to another.
25871 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25873 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25876 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25877 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25879 2007-01-25 DJ Delorie <dj@redhat.com>
25881 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25882 allow changes to modes which don't fit in those registers.
25884 * reload1.c (choose_reload_regs): Check for invalid subregs before
25885 computing their locations, not after.
25887 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25890 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25891 save Altivec registers in an eh_return function.
25892 (compute_vrsave_mask): Likewise.
25893 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25894 for saving Altivec registers.
25895 (rs6000_emit_prologue): Don't allocate stack twice in
25896 eh_return function. Correct expected value of altivec_save_offset
25897 when using save_world. Describe save of R0 to stack when using
25898 save_world. Describe stack pointer adjustment when using
25899 save_world. Remove duplicated eh_return parameter register saving.
25900 Update sp_offset variable after save_world.
25901 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25903 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25904 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25907 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25909 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25911 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25914 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25915 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25917 2007-01-25 Richard Guenther <rguenther@suse.de>
25919 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25920 * common.opt (-Wcoverage-mismatch): New warning option.
25921 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25922 if -Wcoverage-mismatch is given.
25924 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25926 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25927 (ipcp_driver): Change to static definition.
25928 Add dumping of the ifunctions.
25929 (constant_val_insert): Remove unused parameter. Support for SSA.
25930 (ipcp_propagate_const): Support for SSA.
25931 (ipcp_profile_bb_print): Print only analyzed nodes.
25932 (ipcp_replace_map_create): Remove support for Fortran constant
25934 * ipa-prop.c (ipa_method_modify_stmt,
25935 ipa_callsite_compute_param): Support for SSA.
25936 * ipa-prop.h (ipcp_driver): Remove declaration.
25937 (IS_VALID_TREE_MAP_INDEX): Add define.
25939 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25941 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25943 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25945 PR middle-end/30447
25946 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25947 constant argument to cabs and do it without checking for
25948 -funsafe-math-optimizations.
25950 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25952 * c-common.h (RID_FIRST_CXX0X): New.
25953 (RID_LAST_CXX0X): New.
25954 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25956 * c.opt (Wc++0x-compat): New.
25957 * doc/invoke.texi (-Wc++0x-compat): Document.
25959 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25961 * builtins.c (fold_builtin_carg): New.
25962 (fold_builtin_1): Use it.
25964 2007-01-24 Jan Hubicka <jh@suse.cz>
25966 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25968 * ipa-inline.c (initial_insns, max_insns): Delete.
25969 (compute_max_insns): New function.
25970 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25971 amount of insns as base for code growth.
25972 (cgraph_decide_inlining): Make initial_insns local; do not compute
25974 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25975 * doc/invoke.texi (inline-unit-growth): Update docs.
25977 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25979 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25980 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25981 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25982 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25983 for CPUs that have PTA_CX16 set.
25985 PR middle-end/27416
25986 * gimplify.c (omp_check_private): New function.
25987 (gimplify_scan_omp_clauses): Use it for
25988 firstprivate/lastprivate/reduction.
25990 PR middle-end/30494
25991 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25992 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25994 PR middle-end/30421
25995 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25996 If lower_lastprivate_clauses emits some statements, append them
25997 to dlist rather than body_p and to body_p append an initializer.
25998 (lower_omp_for): Adjust caller.
26000 2007-01-24 Steve Ellcey <sje@cup.hp.com>
26002 * target.h (globalize_decl_name): New.
26003 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26004 * output.h (default_globalize_decl_name): New.
26005 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
26007 (globalize_decl): Ditto.
26008 (default_globalize_decl_name): New.
26009 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
26010 (ia64_handle_version_id_attribute): New.
26011 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
26012 (ia64_asm_output_external): Use globalize_decl_name instead
26013 of globalize_label.
26014 * doc/extend.texi (version_id): New pragma.
26015 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
26017 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26019 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
26020 _uleb128_t and _Unwind_SWord with _sleb128_t.
26021 * unwind-dw2.c (extract_cie_info, execute_stack_op,
26022 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
26024 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
26025 * unwind-pe.h (read_uleb128, read_sleb128,
26026 read_encoded_value_with_base): Likewise.
26027 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
26029 2007-01-24 Richard Guenther <rguenther@suse.de>
26031 * builtins.c (expand_builtin_cexpi): Get the fndecl
26032 for cexp in the correct way.
26034 2007-01-24 Jan Hubicka <jh@suse.cz>
26036 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
26039 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26041 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
26042 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
26043 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
26044 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
26045 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
26046 __SIZEOF_PTRDIFF_T__.
26047 * doc/cpp.texi: Documentation for the new builtin macros added.
26049 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
26051 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
26052 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
26053 instead of operands[2] to avoid access past the end of array.
26055 2007-01-24 Richard Sandiford <richard@codesourcery.com>
26057 * reload1.c (emit_reload_insns): Pass the reload register
26058 for a non-spill output reload through forget_old_reloads_1.
26060 2007-01-23 Joseph Myers <joseph@codesourcery.com>
26062 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26063 _SOFT_DOUBLE if doubles use software floating-point.
26064 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
26065 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26066 * config/rs6000/darwin-ldouble.c: Also compile functions for
26067 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
26068 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
26069 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
26070 commented-out long double override.
26071 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
26072 * config/rs6000/eabispe.h: Likewise.
26073 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
26074 long double for non-SPE.
26075 (rs6000_handle_option): Likewise.
26076 (invalid_e500_subreg): Disallow more subregs involding DImode,
26077 DFmode, TImode or TFmode.
26078 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
26080 (legitimate_lo_sum_address_p): Also check for TFmode for E500
26082 (rs6000_legitimize_address): Also handle TFmode for E500 double.
26083 (rs6000_legitimize_reload_address): Also handle TFmode for E500
26085 (rs6000_legitimate_address): Also check for TFmode for E500
26087 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
26088 (spe_build_register_parallel): Handle TFmode and TCmode.
26089 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
26091 (function_arg): Handle TFmode and TCmode for E500 double.
26092 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
26094 (print_operand): Handle TFmode and TImode for %y.
26095 (rs6000_generate_compare): Handle TFmode comparisons for E500
26097 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
26098 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
26099 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
26100 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
26101 TFmode for E500 double.
26102 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
26103 (floatsidf2): Enable for E500 double.
26104 (movtf_softfloat): Use rs6000_nonimmediate_operand.
26105 (extenddftf2): Change to extenddftf2_fprs.
26106 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
26107 depending on TARGET_E500_DOUBLE.
26108 (extendsftf2): Enable for E500 double.
26109 (trunctfdf2): Enable for E500 double.
26110 (trunctfsf2): Change to trunctfsf2_fprs.
26111 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
26112 depending on TARGET_E500_DOUBLE.
26113 (floatsitf2): Enable for E500 double.
26114 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
26115 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
26116 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
26117 (negtf2): Change to negtf2_internal.
26118 (negtf2): New expander.
26119 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
26120 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
26121 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
26122 (movdi_internal32): Use rs6000_nonimmediate_operand.
26123 (unnamed splitter): Likewise.
26124 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
26125 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
26126 (SPE64TF, DITI): New mode macros.
26127 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
26130 (frob_<mode>_di_2): New.
26131 (frob_tf_di_8_2): New.
26132 (frob_di_df): Change to frob_di_<mode>; allow more modes.
26134 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
26136 (frob_ti_<mode>_8_2): New.
26137 (frob_ti_tf_2): New.
26138 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
26139 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
26141 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
26142 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
26143 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
26144 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
26145 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
26146 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
26149 2007-01-23 Ian Lance Taylor <iant@google.com>
26151 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
26153 (OBJS-archive): Reformat, alphabetize.
26154 (OBJS): Change out_object_file to OBJS-md.
26156 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
26158 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
26159 JUMP_P and CALL_P predicates where applicable.
26160 * config/i386/i386.c: Ditto.
26161 * config/i386/i386.md: Ditto.
26162 * config/i386/mmx.md: Ditto.
26163 * config/i386/predicates.md: Ditto.
26165 2007-01-22 Andreas Schwab <schwab@suse.de>
26167 * config/m68k/m68k.h: Fix comment.
26169 2007-01-22 Jan Hubicka <jh@suse.cz>
26171 * passes.c (init_optimization_passes): Do not rerun
26172 pass_early_warn_uninitialized.
26174 2007-01-22 Richard Guenther <rguenther@suse.de>
26176 PR tree-optimization/30038
26177 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
26179 (execute_cse_sincos_1): Likewise.
26180 (execute_cse_sincos): Likewise.
26181 (gate_cse_sincos): Likewise.
26182 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
26183 the cexpi() canonicalization of sincos().
26184 * tree-pass.h (pass_cse_sincos): Declare.
26185 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
26187 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
26189 PR rtl-optimization/29329
26190 * combine.c (replaced_rhs_insn): Rename to i2mod.
26191 (replaced_rhs_value): Rename to i2mod_new_rhs.
26192 (i2mod_old_rhs): New global variable.
26193 (combine_instructions): Adjust for above change. Save a copy of
26194 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
26195 note are substituted in the second instruction.
26196 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
26197 ditch the note if it pertains to the second eliminated register
26198 and this register is mentioned in i2mod_old_rhs.
26201 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
26203 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
26204 the insn to which the note was originally attached.
26206 2007-01-21 Jan Hubicka <jh@suse.cz>
26208 * ipa-inline.c (inlining_mode): Comment, move up.
26209 (cgraph_decide_inlining_incrementally): Do not perform inlining
26210 itself; fix handling of flattening of self recursive functions.
26211 (cgraph_find_cycles): Remove.
26212 (cgraph_flatten_node): Remove.
26213 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
26214 (try_inline): New function.
26215 (cgraph_early_inlining): Update call of
26216 cgraph_decide_inlining_incrementally. Apply inlining here.
26217 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
26219 2007-01-21 Dirk Mueller <dmueller@suse.de>
26222 * tree-vrp.c (check_array_bounds): do not warn
26223 about ADDR_EXPR's of ARRAY_REF's which are immediately
26224 used in binary expressions.
26226 2007-01-21 Ira Rosen <irar@il.ibm.com>
26228 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
26229 read_write_dep and macros for its access.
26230 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
26231 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
26232 argument, call vect_check_interleaving for every independent pair of
26233 data-refs. Mark loads that access the same memory location as a store
26235 (vect_check_dependences): Remove.
26236 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
26237 call, fix the call to vect_analyze_data_ref_dependence.
26238 (vect_analyze_data_ref_access): For statements that access the same
26239 data-ref, check that they are not stores; for loads, check that there
26240 is no store that access the same location.
26242 2007-01-20 Roger Sayle <roger@eyesopen.com>
26243 Joseph Myers <joseph@codesourcery.com>
26245 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
26246 (-fdump-rtl-stack): Likewise.
26247 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
26248 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
26249 (-mpt-fixed): Use @minus{} for minus sign.
26250 (Using Precompiled Headers): Fix under/overfull hbox.
26252 2007-01-20 Jan Hubicka <jh@suse.cz>
26254 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
26255 place within annotation.
26257 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26259 * pa.c (output_move_double): Change array size of xoperands to 4.
26261 2007-01-20 Jan Hubicka <jh@suse.cz>
26263 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
26266 2007-01-19 Ian Lance Taylor <iant@google.com>
26268 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
26269 constant to unsigned HOST_WIDE_INT before negating.
26271 2007-01-19 Ian Lance Taylor <iant@google.com>
26273 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
26275 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
26276 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26277 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
26278 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
26279 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
26280 (realloc_vdef, realloc_vuse): Change second parameter to
26282 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
26283 fields to unsigned.
26284 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
26285 unsigned. Change x and lim locals to unsigned.
26286 (realloc_vdef, realloc_vuse): Change num_elem parameter to
26288 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
26289 (copy_virtual_operands): Change i and n locals to unsigned.
26291 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26293 PR middle-end/29335
26294 * builtins.c (fold_builtin_1): Handle builtin fdim.
26296 2007-01-20 Jan Hubicka <jh@suse.cz>
26298 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
26299 * tree-ssa-structalias.c (compute_points_to_sets): Do call
26300 init_alias_heapvars.
26301 (init_alias_heapvars): Initialize only when not already initialized.
26302 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
26304 2007-01-19 Roger Sayle <roger@eyesopen.com>
26306 * common.opt (fsigned-zeros): New command line option.
26307 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
26308 of flag_unsafe_math_optimizations.
26309 * opts.c (set_fast_math_flags): The -ffast-math command line option
26310 implies -fno-signed-zeros.
26311 (fast_math_flags_set_p): Likewise.
26313 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
26314 the documentation of -ffast-math appropriately. Wrap long lines.
26316 2007-01-19 Steve Ellcey <sje@cup.hp.com>
26318 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
26319 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
26321 2007-01-19 Tomas Bily <tbily@suse.cz>
26323 * cgraphunit.c (cgraph_finalize_function): Updating of pid
26325 (tree_init_ic_make_global_vars): New function
26326 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
26327 (tree_gen_ic_profiler): New function
26328 (tree_gen_ic_func_profiler): New function
26329 (tree_profiling): Added calling of tree_gen_ic_func_profiler
26330 (tree_profile_hooks): Added hook for indirec/virtual calls
26331 * value-prof.c (tree_find_values_to_profile): New case for
26333 (tree_values_to_profile): Call for determining indirect/virtual
26335 (tree_indirect_call_to_profile): New function
26336 (tree_ic_transform): New function
26337 (tree_ic): New function
26338 (find_func_by_pid): New function
26339 (init_pid_map): New function
26340 (tree_value_profile_transformations): Added check for
26341 indirect/virtual call transformation
26342 * value-prof.h (enum hist_type): New counter type for
26343 indirect/virtual calls
26344 (profile_hooks): Added new hook for profiling indirect/virtual
26346 * profile.c (instrument_values): New case for indirect/virtual
26348 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26349 (GCOV_COUNTER_V_INDIR): New counter type
26350 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26351 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26353 * cgraph.c: Definition of cgraph_max_pid
26354 (cgraph_create_node): Default init of pid attribute
26355 * cgraph.h: Declaration of cgraph_max_pid
26356 (struct cgraph_node): Added pid attribute
26357 * libgcov.c (__gcov_indirect_call_profiler): New function
26358 (__gcov_one_value_profiler_body): New function
26359 (__gcov_one_value_profiler): Body was moved to
26360 __gcov_one_value_profiler_body and calls it
26362 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26364 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26365 * gengtype.c (write_types_data, write_func_for_structure,
26366 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26367 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26368 (walk_type, write_func_for_structure): Generate the mark_hook if
26371 2007-01-19 Jan Hubicka <jh@suse.cz>
26373 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26374 'early' argument take inlining mode argument specifying whether to
26375 inline for size/speeed or all functions; add support for flattening;
26377 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26379 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26382 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26383 the name of the declared identifier.
26385 2007-01-19 Dirk Mueller <dmueller@suse.de>
26387 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26388 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26389 duplicate evaluation.
26391 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26393 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26394 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26395 to XFMode, use acosxf2 and truncate result to requested mode.
26396 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26397 (asin<mode>2): Similarly, with asin expanders.
26398 (*fscalexf4_i387): Rename from *fscalexf4.
26399 (expNcorexf3): New expander.
26400 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26401 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26402 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26403 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26404 patterns for SSE math.
26405 (exp10<mode>2): Similarly, with exp10 expanders.
26406 (exp2<mode>2): Similarly, with exp2 expanders.
26407 (expm1<mode>2): Similarly, with expm1 expanders.
26408 (ldexp<mode>3): Similarly, with ldexp expanders.
26409 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26410 Use gen_truncxf<mode>2_i387_noop to truncate result.
26412 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26414 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26415 for ColdFire targets.
26417 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26418 Richard Sandiford <richard@codesourcery.com>
26420 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26421 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26422 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26423 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26424 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26425 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26427 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26429 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26430 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26431 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26432 (*adddi_dilshr32_cf): New pattern.
26433 (adddi3, subdi3): Remove first alternatives.
26435 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26437 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26438 implemented using move.l, do not use its cc result for floating-point
26441 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26443 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26444 from accepting 's' constraints if flag_pic.
26446 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26448 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26449 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26450 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26451 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26453 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26455 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26456 ColdFire alternatives.
26457 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26458 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26459 architectures that support ff1 instruction.
26461 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26462 Julian Brown <julian@codesourcery.com>
26464 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26465 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26466 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26469 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26471 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26473 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26474 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26475 HOST_WIDE_INT instead of an rtx.
26476 (m68k_rtx_costs): Update call accordingly.
26477 (output_move_const_into_data_reg): Likewise. Fix formatting.
26478 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26480 (output_move_simode_const): Update calls after above changes.
26481 Rework to use automatic variables and predicates like MEM_P.
26482 * config/m68k/m68k.md (pushexthisi_const): Update call to
26485 2007-01-19 Dirk Mueller <dmueller@suse.de>
26487 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26488 in dump_flags test.
26490 2007-01-19 Richard Guenther <rguenther@suse.de>
26492 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26493 via cexp in case sincos is not available.
26495 2007-01-19 Richard Guenther <rguenther@suse.de>
26497 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26498 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26499 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26500 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26501 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26502 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26503 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26504 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26506 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26508 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26510 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26511 (atan2xf3): Directly generate RTL pattern.
26512 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26513 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26514 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26515 disable patterns for SSE math.
26516 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26517 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26518 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26519 disable patterns for SSE math.
26521 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26523 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26525 2007-01-18 Roger Sayle <roger@eyesopen.com>
26527 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26528 VIEW_CONVERT_EXPR to the same type as it's operand.
26530 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26532 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26533 configured for long double 128.
26535 2007-01-18 Mike Stump <mrs@apple.com>
26537 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26540 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26542 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26545 2007-01-18 Jan Hubicka <jh@suse.cz>
26547 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26548 greater than NUM_VOP_FREE_BUCKETS.
26550 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26552 * tree-ssa-structalias.c: Update comments.
26553 (ptabitmap_obstack): Removed.
26554 (pta_obstack): New.
26555 (oldpta_obstack): Ditto.
26556 (stats): Add a few members.
26557 (struct variable_info): Remove node, complex, address_taken, and
26558 indirect_target members. Add oldsolution member.
26559 (new_var_info): Do not initialize removed members.
26560 (constraint_expr_type): Remove INCLUDES.
26561 (constraint_graph): Add size, implicit_preds, rep,
26562 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26563 (FIRST_REF_NODE): New macro.
26564 (LAST_REF_NODE): Ditto.
26565 (FIRST_ADDR_NODE): Ditto.
26566 (find): New function.
26568 (dump_constraint): Do not handle INCLUDES.
26569 (insert_into_complex): Do not insert duplicate constraints.
26570 (condense_varmap_nodes): Renamed and rewritten into ...
26571 (merge_node_constraints): This. Also fix bug in handling of
26572 offseted copy constraints.
26573 (clear_edges_for_node): No longer need to deal with preds at all,
26574 or removing associated preds/succs.
26575 (merge_graph_nodes): Deal with indirect_cycles.
26576 Don't deal with predecessors.
26577 (add_implicit_graph_edge): New function.
26578 (add_pred_graph_edge): Ditto.
26579 (add_graph_edge): Don't deal with predecessors.
26580 (build_constraint_graph): Removed.
26581 (build_pred_graph): New function.
26582 (build_succ_graph): Ditto.
26583 (struct scc_info): Removed in_component. Added roots, dfs, and
26584 node_mapping. Remove visited_index, unification_queue.
26585 (scc_visit): Deal with union-find we do now.
26586 Deal with cycles with REF nodes.
26587 (collapse_nodes): Renamed and rewritten to ...
26588 (unify_nodes): This.
26589 (process_unification_queue): Removed.
26590 (topo_visit): Cleanup
26591 (do_da_constraint): Use find.
26592 (do_sd_constraint): Ditto.
26593 (do_ds_constraint): Ditto.
26594 (do_complex_constraint): Ditto.
26595 (init_scc_info): Update for removed and added members.
26596 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26597 (find_indirect_cycles): This.
26598 (equivalence_class): New variable.
26599 (label_visit): New function.
26600 (perform_variable_substitution): Rewritten.
26601 (free_var_substitution_info): New function.
26602 (find_equivalent_node): Ditto.
26603 (move_complex_constraints): Ditto.
26604 (eliminate_indirect_cycles): Ditto.
26605 (solve_graph): Only propagate changed bits.
26606 Use indirect cycle elimination.
26608 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26609 (tree_id_eq): Renamed to ...
26610 (tree_vi_eq): This. Update for member change
26611 (insert_id_for_tree): Renamed and rewritten to ...
26612 (insert_vi_for_tree): This.
26613 (lookup_id_for_tree): Renamed and rewritten to ...
26614 (lookup_vi_for_tree): This.
26615 (get_id_for_tree): Renamed and rewritten to ...
26616 (get_vi_for_tree): Ditto.
26617 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26618 (process_constraint): Don't handle INCLUDES.
26619 Remove special ADDRESSOF case.
26620 (find_func_aliases): Rewrite to use vi functions instead of id
26622 (create_function_info_for): Ditto.
26623 (create_variable_info_for): Ditto.
26624 (intra_create_variable_infos): Ditto.
26625 (merge_smts_into): Ditto.
26626 (find_what_p_points_to): Ditto.
26627 (init_base_vars): Ditto.
26628 (init_alias_vars): Ditto.
26629 (remove_preds_and_fake_succs): New function.
26630 (dump_sa_points_to_info): Dump new stats.
26631 (dump_solution_for_var): Use find.
26632 (set_used_smts): Fix formatting.
26633 (compute_points_to_sets): Updated for new functions.
26634 (ipa_pta_execute): Ditto.
26636 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26637 Richard Sandiford <richard@codesourcery.com>
26639 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26641 * calls.c (expand_call): If the return value is a PARALLEL,
26642 extract its first member.
26643 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26644 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26645 use FUNCTION_EXTRA_EPILOGUE.
26646 (m68k_function_value): Return a PARALLEL if the return value
26647 is of a pointer type.
26648 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26649 (FUNCTION_EXTRA_EPILOGUE): Remove.
26650 * config/m68k/m68k.md (D0_REG): New constant.
26652 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26654 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26655 output a NOP for empty epilogues.
26657 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26659 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26660 before function. Extend register save check to include all
26661 registers, not just integer ones.
26663 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26665 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26666 (m68k_use_return_insn): ...this.
26667 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26668 * config/m68k/m68k.c (use_return_insn): Rename to...
26669 (m68k_use_return_insn): ...this.
26670 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26671 of USE_RETURN_INSN.
26673 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26675 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26676 nearest even, fix denormal rounding overflow.
26678 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26680 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26681 f%$smove and f%$move.
26682 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26683 (extendsfdf2_cf): Use fdmove instead of f%&move.
26684 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26685 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26687 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26689 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26692 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26694 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26695 (coldfire_single_format): Declare.
26696 (coldfire_double_format): Likewise.
26697 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26698 of qnan_msb_set to determine the lower bits of a canonical
26700 (encode_ieee_double): Likewise.
26701 (encode_ieee_quad): Likewise.
26702 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26703 (mips_single_format): Likewise.
26704 (ieee_double_format): Likewise.
26705 (mips_double_format): Likewise.
26706 (ieee_extended_motorola_format): Likewise.
26707 (ieee_extended_intel_96_format): Likewise.
26708 (ieee_extended_intel_128_format): Likewise.
26709 (ieee_extended_intel_96_round_53_format): Likewise.
26710 (ibm_extended_format): Likewise.
26711 (mips_extended_format): Likewise.
26712 (ieee_quad_format): Likewise.
26713 (mips_quad_format): Likewise.
26714 (vax_f_format): Likewise.
26715 (vax_d_format): Likewise.
26716 (vax_g_format): Likewise.
26717 (i370_single_format): Likewise.
26718 (i370_double_format): Likewise.
26719 (decimal_single_format): Likewise.
26720 (decimal_double_format): Likewise.
26721 (decimal_quad_format): Likewise.
26722 (c4x_single_format): Likewise.
26723 (c4x_extended_format): Likewise.
26724 (real_internal_format): Likewise.
26725 (coldfire_single_format): New real_format.
26726 (coldfire_double_format): Likewise.
26727 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26728 canonical_nan_lsbs_set.
26729 (pdp11_d_format): Likewise.
26730 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26731 if TARGET_COLDFIRE_CPU.
26733 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26735 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26736 (output_call, m68k_legitimize_call_address): Declare.
26737 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26738 parenthesees. Add support for a 'W' constraint.
26739 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26740 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26741 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26742 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26744 (override_options): Initialize them. Do not set flag_no_function_cse
26745 for TARGET_ID_SHARED_LIBRARY.
26746 (m68k_output_pic_call): Delete.
26747 (m68k_legitimize_call_address): New function.
26748 (print_operand): Remove the %o prefix. Handle the %p prefix.
26749 (output_call): New function.
26750 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26751 target address from the GOT if symbolic jumps are not allowed.
26752 * config/m68k/m68k.md (call, general_operand): Do not set
26753 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26754 Merge separate flag_pic and !flag_pic define_insns into...
26755 (*call, *call_value): ...these new patterns. Match the address
26756 rather than the containing MEM and require it to be a call_operand.
26757 Use output_call to generate the asm template.
26758 * config/m68k/predicates.md (const_call_operand): New predicate.
26759 (call_operand): Likewise.
26761 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26763 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26764 (STACK_GROWS_DOWNWARD): Define to 1.
26765 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26766 comments, emphasizing that these values are only defaults.
26767 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26768 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26770 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26772 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26774 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26775 Richard Sandiford <richard@codesourcery.com>
26777 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26778 (FP_REGNO_P): New macros.
26779 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26780 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26781 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26782 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26784 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26786 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26787 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26789 * config/m68k/t-floatlib: New file, extracting common code from...
26790 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26791 * config/m68k/t-uclinux: Here.
26792 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26793 routines on ColdFire targets.
26795 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26797 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26798 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26799 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26800 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26801 explicitly set MOTOROLA to 1.
26802 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26804 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26805 Nathan Sidwell <nathan@codesourcery.com>
26807 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26808 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26809 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26810 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26811 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26812 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26813 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26814 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26815 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26816 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26817 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26818 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26819 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26820 (DBX_REGISTER_NUMBER): Delete.
26821 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26822 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26823 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26825 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26827 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26828 * config/flat.h: New file.
26829 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26830 OBJECT_FORMAT_FLAT.
26831 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26832 indirect references for -msep-data or -mid-shared-library.
26833 Do not use PC-relative code addresses either.
26834 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26836 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26837 for shared libraries and crt1.o for executables. Use crti.o and
26839 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26840 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26841 Do not add -elf2flt or -shared-lib-id options here.
26842 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26843 Pass -shared-lib-id if -mid-shared-library, taking the library
26844 identifier from -mshared-library-id if given, otherwise
26846 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26847 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26848 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26849 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26850 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26851 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26853 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26854 jump sequence for ISA A and ISA A+.
26855 (PICJUMP): Likewise.
26857 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26859 * config.gcc (m68k-*-uclinux*): Base the port on the common
26860 and m68k GNU/Linux files rather than on the generic ELF ones.
26861 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26862 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26864 2007-01-18 Julian Brown <julian@codesourcery.com>
26865 Richard Sandiford <richard@codesourcery.com>
26867 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26868 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26869 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26871 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26872 80 unconditionally.
26873 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26875 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26877 * doc/install.texi: Document m68k-uclinuxoldabi.
26878 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26879 * config/m68k/uclinux-oldabi.h: New file, copied from
26880 config/m68k/uclinux.h.
26882 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26884 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26885 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26886 (m32r_compute_frame_size): Use unsigned for regno.
26887 (m32r_reload_lr): Use gen_frame_mem.
26889 (m32r_output_function_epilogue): Don't output the function epilogue
26891 (m32r_expand_epilogue): New.
26892 (direct_return): Return false if the function has the interrupt
26894 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26895 * config/m32r/m32r.md (epilogue): New expander.
26896 (return_lr, return_rte): New insns.
26897 (return): Make it expander.
26898 (return_normal): New expander.
26900 2007-01-18 Josh Conner <jconner@apple.com>
26903 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26904 support for UNLE, UNLT, UNGE, and UNGT.
26906 2007-01-18 Jan Hubicka <jh@suse.cz>
26908 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26909 * tree-tailcall (add_virtual_phis): Likewise.
26910 (optimize_tail_call): Return TODOs.
26911 (execute_tail_calls): Return TODOs.
26912 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26913 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26915 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26916 Cleanup cfg using TODO.
26917 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26918 * passes.c (execute_function_todo): When cleanup did something, remove
26920 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26921 (make_edges): Don't cleanup_cfg.
26923 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26925 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26926 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26927 operate on the top of stack.
26928 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26929 register handling of instructions that output to the second
26931 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26932 (move_for_stack_reg): Special-case check for dead destination
26933 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26935 * config/i386/i386.md (UNSPEC_TAN): New constant.
26936 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26937 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26938 to correctly model move of constant 1.0 to top stack slot.
26939 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26940 (unnamed peephole2 pattern): Remove corresponding peephole2
26941 pattern that optimizes tan insn and loading of constant 1.0.
26942 (tanxf2): Use fptanxf4_i387.
26943 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26944 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26945 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26946 disable patterns for SSE math.
26947 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26948 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26950 2007-01-18 Dirk Mueller <dmueller@suse.de>
26951 Richard Guenther <rguenther@suse.de>
26954 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26955 * common.opt (Warray-bounds): Add new warning option.
26956 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26958 * Makefile.in: make tree-vrp.o depend on toplev.h
26959 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26961 (check_array_refs, check_array_bounds, check_array_ref): New.
26963 2007-01-18 Jan Hubicka <jh@suse.cz>
26965 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26966 (execute_ssa_ccp): Return flags conditionally.
26967 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26969 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26971 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26973 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26974 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26976 * Makefile.c (GTFILES): Add cfglayout.h.
26977 * gengtype.c (open_base_files): Likewise.
26978 * cfglayout.c (cfg_layout_function_footer,
26979 cfg_layout_function_header) Reindent to make gengtype happy.
26980 * cfglayout.h (cfg_layout_function_footer,
26981 cfg_layout_function_header): Add GTY(()) marker.
26983 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26985 2007-01-18 Ben Elliston <bje@au.ibm.com>
26987 * genautomata.c (write_automata): Include xstrerror output in the
26988 error message if writing the DFA description file fails.
26990 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26992 * config/mips/mips-protos.h (mips_output_external): Make it
26994 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26995 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26996 (extern_list): Likewise.
26997 (extern_head): Likewise.
26998 (TARGET_ASM_FILE_END): Likewise.
26999 (mips_file_end): Likewise.
27000 (mips_output_external): Rewritten.
27002 2007-01-18 Ben Elliston <bje@au.ibm.com>
27004 * genpreds.c (write_insn_preds_c): Only write out the function
27005 body for regclass_for_constraint if we have register constraints.
27007 2007-01-17 Tom Tromey <tromey@redhat.com>
27009 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
27010 * doc/install.texi (Testing): Use sourceware.org.
27011 (Binaries): Likewise.
27012 (Specific): Likewise.
27013 * doc/contrib.texi (Contributors): Use sourceware.org.
27015 2007-01-17 Anatoly Sokolov <aesok@post.ru>
27017 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
27018 (AVR_ENHANCED): Rename to ...
27019 (AVR_HAVE_MUL): ... new.
27020 (avr_enhanced_p): Rename to ...
27021 (avr_have_mul_p): ... new.
27022 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
27023 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
27024 * config/avr/avr.c (avr_enhanced_p): Rename to ...
27025 (avr_have_mul_p): ... new.
27026 (base_arch_s): Rename 'enhanced' to 'have_mul'.
27027 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
27028 'avr_enhanced_p' and 'enhanced'.
27029 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
27030 AVR_HAVE_MUL instead of AVR_ENHANCED.
27031 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27032 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
27033 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
27034 instead of AVR_ENHANCED.
27035 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
27036 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
27037 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
27039 2007-01-17 Ian Lance Taylor <iant@google.com>
27041 * vec.h (VEC_reserve_exact): Define.
27042 (vec_gc_p_reserve_exact): Declare.
27043 (vec_gc_o_reserve_exact): Declare.
27044 (vec_heap_p_reserve_exact): Declare.
27045 (vec_heap_o_reserve_exact): Declare.
27046 (VEC_OP (T,A,reserve_exact)): New static inline function, three
27048 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
27049 negative parameter.
27050 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
27051 (VEC_OP (T,A,copy)) [all versions]: Likewise.
27052 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
27053 * vec.c (calculate_allocation): Add exact parameter. Change all
27055 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
27056 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
27057 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
27058 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
27059 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
27060 (vec_heap_p_reserve_exact): New function.
27061 (vec_heap_o_reserve_exact): New function.
27063 2007-01-17 Jan Hubicka <jh@suse.cz>
27065 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
27067 2007-01-17 Eric Christopher <echristo@apple.com>
27069 * config.gcc: Support core2 processor.
27071 2007-01-16 Jan Hubicka <jh@suse.cz>
27073 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
27074 the names, just unlink the chain so we don't crash on dangling
27078 2007-01-16 Jan Hubicka <jh@suse.cz>
27080 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
27081 * tree-pass.h: Reorder to make IPA passes appear toegher.
27082 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
27084 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
27085 parameters, do not call early inliner.
27086 * ipa-inline.c: Update comments. Include tree-flow.h
27087 (cgraph_decide_inlining): Do not compute inlining parameters.
27088 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
27089 be called with function context set up.
27090 (pass_ipa_inline): Remove unreachable functions before pass.
27091 (cgraph_early_inlining): Simplify assuming to be called from the
27093 (pass_early_inline): New pass.
27094 (cgraph_gate_ipa_early_inlining): New gate.
27095 (pass_ipa_early_inline): Turn into simple wrapper.
27096 (compute_inline_parameters): New function.
27097 (gate_inline_passes): New gate.
27098 (pass_inline_parameters): New pass.
27099 (apply_inline): Move here from tree-optimize.c
27100 (pass_apply_inline): New pass.
27101 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
27103 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
27104 doing them by hand.
27105 (tree_function_versioning): Do not allocate dummy struct function.
27106 * tree-inline.h (optimize_inline_calls): Update prototype.
27107 * tree-optimize.c (execute_fixup_cfg): Export.
27108 (pass_fixup_cfg): Remove
27109 (tree_rest_of_compilation): Do not apply inlines.
27110 * tree-flow.h (execute_fixup_cfg): Declare.
27111 * Makefile.in (gt-passes.c): New.
27112 * passes.c: Include gt-passes.h
27113 (init_optimization_passes): New passes.
27114 (nnodes, order): New static vars.
27115 (do_per_function_toporder): New function.
27116 (execute_one_pass): Dump current pass here.
27117 (execute_ipa_pass_list): Don't dump current pass here.
27119 2007-01-16 Janis Johnson <janis187@us.ibm.com>
27121 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
27122 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
27124 2007-01-16 David Edelsohn <edelsohn@gnu.org>
27126 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
27127 (strong_alias): Define.
27128 (__gcc_qmul): Provide non-FMA for soft-float.
27129 (__gcc_qdiv): Same.
27134 (__gcc_qunord): New.
27144 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
27145 soft-float functions.
27146 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
27147 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
27148 about long double soft float.
27150 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
27151 Tehila Meyzels <tehila@il.ibm.com>
27153 * tree-vectorizer.h (is_pattern_stmt_p): New.
27154 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
27155 formatting (tabs instead of spaces). Cleanup and clarify setting
27156 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
27157 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
27158 (vectorizable_type_demotion): Check that types are integral.
27159 (vectorizable_type_promotion): Likewise.
27160 (vectorizable_store): Fix typo. Eliminate new-line at end of
27163 2007-01-16 Jan Hubicka <jh@suse.cz>
27165 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
27168 2007-01-15 Eric Christopher <echristo@apple.com>
27170 * ifcvt.c: Include vec.h, vecprim.h.
27171 (check_cond_move_block): New argument regs.
27172 Reorganize. Add registers used to regs.
27173 (cond_move_process_if_block): Use regs set above as
27176 2007-01-15 Eric Christopher <echristo@apple.com>
27178 * config/darwin.h: Update copyright.
27179 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
27180 (LINK_COMMAND_SPEC): Add -u.
27181 (LINK_SPEC): Fix umbrella for above.
27183 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
27185 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
27188 2007-01-15 Tom Tromey <tromey@redhat.com>
27190 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
27191 * doc/install.texi (Testing): Don't mention jacks.
27192 (Configuration): Document --enable-java-maintainer-mode. Move
27193 --with-java-home to libgcj-specific section. Document
27195 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
27197 2007-01-15 Jan Hubicka <jh@suse.cz>
27199 * tree-ssa-dce.c (DCE_TODOs): New.
27200 (propagate_necessity): Return if something changed.
27201 (eliminate_unnecessary_stmts): Likewise.
27202 (perform_tree_ssa_dce): Return TODO flags when needed.
27203 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
27205 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
27207 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
27208 (fyl2x_extend<mode>xf3_i387): New insn pattern.
27209 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
27210 patterns using X87MODEF12 mode macro. Extend operand 1
27211 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
27212 (log10<mode>2): Ditto.
27213 (log2<mode>2): Ditto.
27214 (log1p<mode>2): Ditto.
27215 (logb<mode>2): Ditto.
27216 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
27217 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
27218 (*fxtractxf3_i387): Rename from *fxtractxf3.
27219 (fxtract_extend<mode>xf3_i387): New insn pattern.
27220 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
27221 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
27222 and gen_fyl2xxf3_i387().
27224 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
27226 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
27227 * cfgloopmanip.c (fix_loop_placement): Made static. Use
27228 get_loop_exit_edges. Changed return type to bool.
27229 * cfgloop.h (fix_loop_placement): Declaration removed.
27231 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
27233 * param.h (MIN_VECT_LOOP_BOUND): New.
27234 * params.def (MIN_VECT_LOOP_BOUND): New.
27235 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
27236 argument - minimum threshold for number of iterations.
27237 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
27238 argument to declaration.
27239 * tree-vect-analyze.c (vect_analyze_operations): Check value of
27240 MIN_VECT_LOOP_BOUND.
27241 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
27242 slpeel_tree_peel_loop_to_edge with additional argument.
27243 (vect_do_peeling_for_alignment): Likewise.
27244 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
27246 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
27249 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
27250 operands of size 1.
27252 2007-01-14 Jan Hubicka <jh@suse.cz>
27254 * tree-dfa.c (remove_referenced_var): New function.
27255 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
27256 prune referenced vars list too.
27257 * tree-flow.h (remove_referenced_var): Declare.
27259 2007-01-14 Jan Hubicka <jh@suse.cz>
27261 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
27263 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
27264 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
27265 * except.h (verify_eh_throw_table_statements): Kill prototype.
27266 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
27267 into call exrepssions.
27268 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
27270 * tree-cfg.c: Include pointer-set.h.
27271 (verify_node_sharing): Work on pointer set.
27272 (verify_eh_throw_stmt_node): New.
27273 (verify_stmts): Use pointers sets, verify throw_stmt.
27275 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
27277 * ipa-reference.c (analyze_function): Consider also addresses taken
27280 2007-01-12 Roger Sayle <roger@eyesopen.com>
27282 * c-typeck.c (null_pointer_constant_p): Replace use of
27283 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27284 (build_c_cast): Likewise.
27286 2007-01-12 Roger Sayle <roger@eyesopen.com>
27288 * tree.h (force_fit_type_double): Remove unused final argument.
27289 * c-common.c (constant_expression_warning): Replace use of
27290 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27291 (convert_and_check): Likewise.
27292 (shorten_compare): Update call to force_fit_type_double.
27293 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
27294 * convert.c (convert_to_pointer): Update call to
27295 force_fit_type_double.
27296 * fold-const.c (force_fit_type_double): Remove overflowed_const
27298 (int_const_binop, fold_convert_const_int_from_int,
27299 fold_convert_const_int_from_real, fold_div_compare,
27300 fold_sign_changed_comparison, fold_unary, fold_negate_const,
27301 fold_abs_const, fold_not_const): Remove the final argument from
27302 calls to force_fit_type_double.
27304 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
27306 * configure.ac: Set insn to "nop" for spu-*-* also.
27307 * configure: Regenerate.
27309 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
27311 * builtins.def : Add BUILT_IN_FREE.
27313 2007-01-12 Jan Hubicka <jh@suse.cz>
27315 PR tree-optimization/30443
27316 * tree-inline.c (tree_function_versioning): Do not optimize when
27317 cloning for inlining.
27319 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
27321 * doc/loop.texi: Document recording of loop exits.
27322 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
27323 (update_single_exits_after_duplication,
27324 update_single_exit_for_duplicated_loop,
27325 update_single_exit_for_duplicated_loops): Removed.
27326 (duplicate_loop_to_header_edge): Do not call
27327 update_single_exits_after_duplication and
27328 update_single_exit_for_duplicated_loops.
27329 (loop_version): Do not update single_exit information.
27330 (fix_loop_structure): Use record_loop_exits instead of
27331 mark_single_exit_loops.
27332 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
27333 the lists of loop exits.
27334 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
27335 split_edge, merge_blocks): Update the lists of loop exits.
27336 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
27337 loop_optimizer_init.
27338 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
27339 of mark_single_exit_loops.
27340 (loop_optimizer_finalize): Call release_recorded_exits.
27341 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
27342 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
27343 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
27344 update single exit information.
27345 * lambda-code.c (perfect_nestify): Ditto.
27346 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27347 (mark_single_exit_loops): Removed.
27348 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27349 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27350 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27352 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27353 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27354 (verify_loop_structure): Verify consistency of the exit lists.
27355 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27356 (set_single_exit): Removed.
27357 * cfgloop.h (struct loop_exit): New function.
27358 (struct loop): single_exit_ field replaced by exits field.
27359 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27360 LOOPS_HAVE_RECORDED_EXITS.
27361 (struct loops): Added exits hash.
27362 (mark_single_exit_loops, set_single_exit): Declaration removed.
27363 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27365 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27367 * doc/invoke.texi: Avoid use of @headitem.
27369 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27371 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27373 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27375 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27378 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27379 Richard Sandiford <richard@codesourcery.com>
27381 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27382 * config/m68k/m68k.opt: Resort options.
27383 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27385 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27386 Richard Sandiford <richard@codesourcery.com>
27388 * doc/invoke.texi: Document the macros that are defined by
27389 m68k's -mtune and -mhard-float options.
27390 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27391 (m68k_cpp_cpu_family): Likewise.
27392 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27393 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27394 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27395 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27396 (m68k_cpp_cpu_family): Likewise.
27398 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27400 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27401 macros besides mc68000 as tuning macros. Use a switch statement
27402 to set them and mcpu32.
27404 2007-01-12 Julian Brown <julian@codesourcery.com>
27406 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27407 (TARGET_68040_ONLY): Rename to...
27408 (TARGET_68040): ...this.
27409 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27410 * config/m68k/m68k.md: Likewise.
27412 2007-01-12 Julian Brown <julian@codesourcery.com>
27413 Nathan Sidwell <nathan@codesourcery.com>
27414 Richard Sandiford <richard@codesourcery.com>
27416 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27417 the -mcpu= argument associated with the --with-cpu setting.
27418 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27419 if different from the one implied by the -mcpu setting.
27420 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27421 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27422 * doc/invoke.texi: Mention ColdFire in the introduction to the
27423 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27424 -mno-div and -mhard-float options. Make -m68881 a synonym for
27425 -mhard-float. Document the previously-undocumented -m5206e,
27426 -m528x, -m5307 and -m5407 options. Tweak the existing option
27427 documentation for consistency.
27428 * doc/install.texi: Mention new --with-cpu arguments.
27429 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27430 default CPU if neither -mcpu nor -march are specified.
27431 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27432 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27433 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27434 using m68k_tune to decide between families that implement the
27435 same ISA. Use m68k_tune to set __mcfv4e__.
27436 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27437 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27438 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27439 (FL_ISA_C, FL_ISA_MMU): New macros.
27440 (MASK_COLDFIRE): Delete.
27441 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27442 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27443 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27444 (TARGET_HARD_FLOAT): Do not define here.
27445 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27446 (TUNE_68000): New macro.
27447 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27448 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27449 (TUNE_CFV2): Redefine in terms of m68k_tune.
27450 (uarch_type, target_device, fpu_type): New enums.
27451 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27452 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27453 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27454 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27455 (FL_FOR_isa_c): New macros.
27456 (m68k_isa): New enum.
27457 (m68k_target_selection): New structure.
27458 (all_devices, all_isas, all_microarchs): New tables.
27459 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27460 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27461 (MASK_ALL_CPU_BITS): Delete.
27462 (m68k_find_selection): New function.
27463 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27464 Map the legacy target options to a combination of the new ones.
27465 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27466 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27467 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27469 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27470 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27472 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27473 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27474 * config/m68k/m68k-devices.def: New file.
27476 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27477 Nathan Sidwell <nathan@codesourcery.com>
27479 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27480 (SUBTARGET_EXTRA_SPECS): New macros.
27481 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27482 use %(asm_cpu_spec) instead.
27483 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27484 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27485 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27486 (EXTRA_SPECS): Rename to...
27487 (SUBTARGET_EXTRA_SPECS): ...this.
27489 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27490 Richard Sandiford <richard@codesourcery.com>
27491 Julian Brown <julian@codesourcery.com>
27493 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27494 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27495 to the configuration's default CPU.
27496 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27497 Remove default masks.
27498 (m680[012]0-*-*): Set the default with_cpu to the first part of
27500 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27501 (m68k*-*-linux): Extend the --with-cpu handling to...
27502 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27503 and m68010. Don't set target_cpu_default2.
27504 * doc/install.texi: Document --with-cpu for m68k.
27505 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27506 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27507 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27508 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27509 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27510 (ASM_SPEC): Remove use of %(asm_cpu_default).
27511 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27512 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27513 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27514 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27515 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27516 (TARGET_DEFAULT): Delete.
27517 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27518 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27519 (CPP_CPU_SPEC): Delete.
27520 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27521 the appropriate string.
27522 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27523 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27524 (ASM_SPEC): Don't use %(asm_default_spec).
27525 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27526 TARGET_DEFAULT and add MASK_68881.
27527 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27531 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27532 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27533 MASK_68010 alongside MASK_68020.
27534 * doc/invoke.texi: Document -m68010.
27535 * config/m68k/m68k.opt (m68010): New.
27536 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27538 (TUNE_68010): New macro.
27539 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27540 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27541 (M68K_CPU_m68332): Add MASK_68010.
27542 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27543 fallback definition.
27544 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27546 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27547 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27548 to all entries that use MASK_68020.
27549 (output_move_simode_const, output_move_himode, output_move_qimode)
27550 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27551 instead of TARGET_68020 to select clr behavior. Remove comment
27552 about there being no TARGET_68010.
27553 * config/m68k/m68k.md: Likewise throughout.
27555 2007-01-12 Julian Brown <julian@codesourcery.com>
27557 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27558 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27559 * config/m68k/m68k.md: Likewise.
27561 2007-01-12 Julian Brown <julian@codesourcery.com>
27563 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27564 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27566 2007-01-12 Julian Brown <julian@codesourcery.com>
27568 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27569 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27570 * config/m68k/m68k.md: Likewise.
27572 2007-01-12 Julian Brown <julian@codesourcery.com>
27573 Richard Sandiford <richard@codesourcery.com>
27575 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27576 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27577 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27579 (TARGET_CPU32): Rename to...
27580 (TUNE_CPU32): ...this.
27581 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27582 (TUNE_CFV2): New macros.
27583 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27584 remove conditions that are implied by TARGET_68020.
27585 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27586 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27587 (m68k_output_function_epilogue): Likewise.
27588 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27589 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27590 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27591 non-68000 timings. Refactor multiplication and division costs.
27592 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27593 TUNE_CPU32 instead of TARGET_CPU32.
27594 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27595 and TUNE_68060 instead of TARGET_68060.
27596 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27597 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27599 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27600 && !TARGET_COLDFIRE" to choose between moveq and clr.
27601 Likewise in the unnamed movsf pattern.
27602 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27603 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27606 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27608 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27609 of tabbing before backslashes.
27611 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27613 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27614 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27615 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27617 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27619 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27620 find_interesting_uses_cond.
27621 (find_interesting_uses_cond): Use extract_cond_operands.
27622 (rewrite_use_compare): Use extract_cond_operands and
27623 force_gimple_operand_bsi. Do not call update_stmt.
27624 (determine_use_iv_cost_condition): Use extract_cond_operands.
27625 Return cheaper of using original bound and changing the exit bound.
27627 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27629 PR tree-optimization/29516
27630 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27631 most_expensive_mult_to_index, addr_to_parts,
27632 create_mem_ref, maybe_fold_tmr): Make the type of
27633 fields of TARGET_MEM_REF sizetype.
27634 (move_fixed_address_to_symbol, move_pointer_to_base):
27636 * tree.def (TARGET_MEM_REF): Add comment on types of
27639 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27641 * c-common.c (vector_types_convertible_p): Treat opaque types as
27642 always convertible if they have the same size, but not otherwise.
27644 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27646 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27647 Remove the b_unconditional field.
27648 (noce_try_sign_mask): Do not look at b_unconditional.
27649 (noce_process_if_block): Do not use merge_if_blocks. Update
27650 the CFG here. Do not set b_unconditional.
27651 (cond_move_process_if_block): Likewise.
27652 (find_cond_trap): Likewise.
27653 (check_cond_move_block): Require simple jump insns at the end
27654 of the basic block.
27656 2007-01-11 Jan Hubicka <jh@suse.cz>
27658 PR tree-optimization/1046
27659 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27660 when alias info is not ready.
27661 (pass_tail_recursion): Do not require aliasing.
27662 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27663 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27664 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27665 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27666 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27667 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27668 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27670 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27671 When aliasing is not build, mark statement as volatile.
27673 2007-01-11 Tom Tromey <tromey@redhat.com>
27675 PR preprocessor/15185, PR preprocessor/20989:
27676 * doc/cppopts.texi <-MT>: Update description of algorithm for
27677 computing default target.
27678 <-M, -MD>: Reword "basename" text.
27680 2007-01-11 Roger Sayle <roger@eyesopen.com>
27682 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27683 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27684 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27685 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27686 fold_builtin_bswap, real_constp, fold_builtin_pow,
27687 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27688 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27689 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27690 * convert.c (convert_to_pointer): Likewise.
27691 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27692 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27693 const_binop, fold_convert_const_int_from_int,
27694 fold_convert_const_int_from_real,
27695 fold_convert_const_real_from_real, sign_bit_p,
27696 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27697 fold_sign_changed_comparison, fold_unary, fold_comparison,
27698 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27699 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27700 * print-tree.c (print_node_brief, print_node): Likewise.
27701 * stor-layout.c (place_field, layout_type): Likewise.
27702 * tree-chrec.c (keep_cast): Likewise.
27703 * tree.c (build_vector, build_real, build_real_from_int_cst,
27704 build_complex): Likewise.
27706 2007-01-11 Roger Sayle <roger@eyesopen.com>
27708 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27709 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27711 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27713 * configure.ac (strict1_warn): Rename to strict_warn.
27714 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27715 cc_set_by_configure, quoted_cc_set_by_configure,
27716 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27717 all_boot_languages, all_stagestuff): Remove.
27718 (target_list): Remove bootstrap targets.
27719 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27720 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27721 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27722 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27723 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27724 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27725 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27726 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27727 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27728 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27729 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27730 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27731 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27732 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27733 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27734 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27735 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27736 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27737 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27738 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27739 (mostlyclean): Adjust.
27740 (clean, distclean): Don't mention bootstrap stuff.
27741 * configure: Regenerate.
27742 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27743 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27744 treelang/config-lang.in (stagestuff): Remove.
27745 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27746 stageprofile, stagefeedback, stagestuff): Remove mention.
27748 2007-01-11 Nick Clifton <nickc@redhat.com>
27750 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27752 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27753 (mcore_arith_K_S_operand): Run the test for the S constraint not
27754 the test for the M constraint.
27755 (mcore_addsub_operand): Do not accept integer values that are
27756 larger than 32 bits.
27757 * config/mcore/mcore.md: Remove unused constraints from split.
27758 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27759 (addsi3): Likewise.
27760 (allocate_stack): Likewise.
27761 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27762 operands to 32 bits.
27763 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27765 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27766 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27767 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27768 mcore_output_bclri, mcore_output_andn, output_inline_const,
27769 mcore_output_move, mcore_output_movedouble): Likewise.
27770 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27771 (output_inline_const): Likewise.
27772 (output_inline_const): Fix format strings used in sprintf
27774 * config/mcore/mcore-protos.h: Update prototypes for changed
27775 functions in mcore.c.
27776 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27777 HOST_WIDE_INT and not int.
27778 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27779 CONST_OK_FOR_N): Likewise.
27780 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27781 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27784 2007-01-10 Jan Hubicka <jh@suse.cz>
27786 * tree-vrp.c (remove_range_assertions): Release defs.
27787 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27788 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27790 2007-01-10 Paul Brook <paul@codesourcery.com>
27792 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27793 * config/arm/arm.md (mulsi3subsi): New insn.
27795 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27797 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27798 (tree_transform_and_unroll_loop): New.
27799 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27802 2007-01-10 Robert Kennedy <jimbob@google.com>
27804 * fold-const.c (fold_comparison): Fold comparisons like (x *
27805 1000 < 0) to (x < 0).
27807 2007-01-10 Ian Lance Taylor <iant@google.com>
27809 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27810 operands have the same priority.
27812 2007-01-10 Tom Tromey <tromey@redhat.com>
27814 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27815 (fold_binary): Likewise.
27816 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27817 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27818 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27819 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27820 * langhooks.h (struct lang_hooks): Removed field
27821 'can_use_bit_fields_p'.
27823 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27825 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27827 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27829 * function.c (get_last_funcdef_no): New function.
27830 * function.h (get_last_funcdef_no): Declare.
27831 * tree-inline.c (initialize_cfun): Add initialization.
27832 (tree_function_versioning): Cleanup.
27834 2007-01-10 Jan Hubicka <jh@suse.cz>
27836 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27839 2007-01-10 Sa Liu <saliu@de.ibm.com>
27840 Ben Elliston <bje@au.ibm.com>
27842 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27843 for SAVE_NONLOCAL and Pmode for any other save level.
27844 * spu-protos.h (spu_restore_stack_block): Declare.
27845 * spu.md (save_stack_block): Remove.
27846 (restore_stack_block): Call spu_restore_stack_block.
27847 * spu.c (spu_restore_stack_block): New function.
27848 (spu_expand_epilogue): Remove old comment.
27850 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27852 PR tree-optimization/30322
27853 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27854 (cand_value_at): Return the value as aff_tree.
27855 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27856 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27857 aff_combination_mult): New functions.
27858 (aff_combination_add): Use aff_combination_add_cst.
27859 (aff_combination_convert): Allow conversions to a wider type.
27860 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27861 * tree-affine.h (aff_combination_mult): Declare.
27863 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27865 * doc/tm.texi: Update documentation to reflect reality of exec
27866 and start file search behaviours. Update copyright year.
27867 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27868 header file directories.
27870 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27872 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27873 (*cosxf2): Rename to cosxf2_i387.
27874 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27875 using X87MODEF12 mode macro. Rename patterns to
27876 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27878 (*cosdf2, *cossf2): Ditto.
27879 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27880 to match extended input operands.
27881 (sincos<mode>3): New expander.
27882 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27883 insn patterns and corresponding splitters.
27885 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27887 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27888 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27890 2007-01-09 Nicolas Pitre <nico@cam.org>
27893 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27895 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27897 * target.h (struct gcc_target): New field library_rtti_comdat.
27898 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27899 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27900 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27901 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27903 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27905 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27907 2007-01-08 Richard Guenther <rguenther@suse.de>
27909 * tree.h (force_fit_type_double): Export.
27910 (force_fit_type): Remove.
27911 * fold-const.c (force_fit_type_double): New function.
27912 (force_fit_type): Remove.
27913 (int_const_binop): Use it.
27914 (fold_convert_const_int_from_int): Likewise.
27915 (fold_convert_const_int_from_real): Likewise.
27916 (fold_div_compare): Likewise.
27917 (fold_sign_changed_comparison): Likewise.
27918 (fold_unary): Likewise.
27919 (fold_negate_const): Likewise.
27920 (fold_abs_const): Likewise.
27921 (fold_not_const): Likewise.
27922 * c-common.c (shorten_compare): Use force_fit_type_double.
27923 * convert.c (convert_to_pointer): Likewise.
27925 2007-01-08 Richard Guenther <rguenther@suse.de>
27927 * tree.h (build_int_cst_wide_type): Export.
27928 * tree.c (build_int_cst_wide_type): New function.
27929 (build_int_cst_wide): Fix comment.
27930 * builtins.c (fold_builtin_object_size): Use build_int_cst
27931 to build -1 or 0 of the correct type. Use fit_double_type
27932 to check for overflow.
27933 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27935 (decode_field_reference): Likewise.
27936 (all_ones_mask_p): Likewise.
27937 (native_interpret_int): Use build_int_cst_wide_type.
27938 (fold_binary): Use build_int_cst_type to build an all-ones
27940 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27942 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27944 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27946 2007-01-09 Ben Elliston <bje@au.ibm.com>
27948 * genautomata.c (STATS_OPTION): New option.
27949 (stats_flag): New flag.
27950 (gen_automata_option): Handle it.
27951 (initiate_automaton_gen): Ditto.
27952 (write_automata): Output statistics only if stats_flag is
27953 set. Likewise, output time statistics only if time_flag is set.
27954 * doc/md.texi (Processor pipeline description): Document new flag.
27956 2007-01-08 Richard Guenther <rguenther@suse.de>
27958 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27959 * tree.c (build_int_cst_type): Likewise.
27960 (size_in_bytes): Don't call force_fit_type on the result.
27961 (int_fits_type_p): Use fit_double_type.
27962 * fold-const.c (fit_double_type): New function.
27963 (force_fit_type): Use it.
27964 * tree.h (fit_double_type): Export.
27966 2007-01-08 Jan Hubicka <jh@suse.cz>
27968 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27969 * ipa.c (function_and_variable_visibility): Fix return type.
27971 2007-01-08 Richard Guenther <rguenther@suse.de>
27973 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27974 of offset to build the index.
27975 * tree-pretty-print.c (dump_generic_node): Don't build negated
27976 const just for printing.
27977 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27978 * builtins.c (fold_builtin_int_roundingfn): Check if result
27979 fits the type by using force_fit_type and comparing the result.
27980 * predict.c (predict_loops): Use compare_tree_int for comparison.
27981 * tree.c (build_int_cst): Fall back to integer_type_node for
27983 (build_int_cst_wide): Assert type is non-null.
27985 2007-01-08 Roberto Costa <roberto.costa@st.com>
27987 * tree-vrp.c (extract_range_from_cond_expr): New.
27988 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27989 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27991 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27992 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27993 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27994 used as expressions.
27995 * tree-object-size.c (cond_expr_object_size): New.
27996 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27998 2007-01-08 Jan Hubicka <jh@suse.cz>
28000 * tree-ssa-forwprop.c (forward_propagate_into_cond,
28001 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
28004 2007-01-08 Richard Guenther <rguenther@suse.de>
28006 PR tree-optimization/23603
28007 * tree-vrp.c (set_value_range_to_truthvalue): New function.
28008 (extract_range_from_binary): Fall back to truthvalue instead of
28009 varying for TRUTH_*_EXPR.
28010 (extract_range_from_comparison): Fall back to truthvalue instead of
28012 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
28013 if all visited PHI values were constant.
28015 2007-01-08 Jan Hubicka <jh@suse.cz>
28017 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
28018 (cgraph_analyze_function): break out from ...
28019 (cgraph_finalize_compilation_unit): ... here.
28020 (cgraph_expand_function): Remove forgoten commented out line.
28021 (cgraph_optimize): Analyze functions.
28023 2007-01-08 Jan Hubicka <jh@suse.cz>
28025 * tree-pas.h (TODO_remove_function): New flag.
28026 (TODO_update*): Renumber.
28027 (pass_ipa_increase_alignment,
28028 pass_ipa_function_and_variable_visibility): New passes.
28029 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
28030 (cgraph_function_and_variable_visibility): Move to ipa.c
28031 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
28032 cgraph_increase_alignment.
28033 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
28034 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
28035 calling tree-inline.
28036 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
28037 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
28038 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
28039 (gate_increase_alignment): New function.
28040 (pass_ipa_increase_alignment): New pass.
28041 * ipa.c: Inline tree-pass.h and timevar.h
28042 (function_and_variable_visibility): Move here from cgraphunit.c
28043 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
28044 * passes.c (init_optimization_passes): Add the two new passes.
28045 (execute_todo): Handle cgraph_remove_functions.
28047 2007-01-08 Nick Clifton <nickc@redhat.com>
28049 * config/frv/predicates.md (reg_or_0_operand): Accept
28052 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
28054 * config/bfin/rtems.h, config/bfin/t-rtems: New.
28055 * config.gcc: Add bfin*-rtems*.
28057 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28059 * c.opt: Add -flax-vector-conversions.
28060 * c-typeck.c (convert_for_assignment): Pass flag to
28061 vector_types_convertible_p to allow emission of note.
28062 (digest_init): Likewise.
28063 * c-opts.c: Handle -flax-vector-conversions.
28064 * c-common.c (flag_lax_vector_conversions): New.
28065 (vector_types_convertible_p): Unless -flax-vector conversions
28066 has been passed, disallow conversions between vectors with
28067 differing numbers of subparts and/or element types. If such
28068 a conversion is disallowed, possibly emit a note on the first
28069 occasion only to inform the user of -flax-vector-conversions.
28070 The new last argument specifies this.
28071 * c-common.h (flag_lax_vector_conversions): New.
28072 (vector_types_convertible_p): Add extra argument.
28073 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
28074 char_type_node for V*QI type vectors.
28075 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
28076 Update to satisfy new typechecking rules.
28077 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
28078 C and C++ variants.
28079 * doc/invoke.texi (C Dialect Options): Document
28080 -flax-vector-conversions.
28082 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
28084 PR tree-optimization/29877
28085 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
28086 a register variable on the RHS to not be replaceable.
28088 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
28089 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
28090 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
28091 const_simm15, const_pow2, const_npow2): Added.
28092 * config/score/misc.md (insv, extv, extzv, movmemsi,
28093 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
28094 * config/score/score.c (score_address_cost, score_select_cc_mode):
28096 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
28097 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
28098 Update score_print_operand.
28099 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
28100 Adjust register allocate order and update some macro define.
28101 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
28102 mdx_block_move_straight, mdx_block_move_loop_head,
28103 mdx_block_move_loop_body, mdx_block_move_loop_foot,
28104 mdx_block_move_loop, mdx_block_move): Added.
28105 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
28106 mdp_limm): Updated and fix some bug and typo.
28107 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
28108 (movsf, movdf, doloop_end): Added.
28110 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
28112 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
28113 config/arm/thumb2.md: Fix comment typos.
28114 * doc/extend.texi: Fix a typo.
28116 2007-01-07 Eric Christopher <echristo@apple.com>
28118 * configure.ac: Check for __stack_chk_fail for darwin.
28119 * configure: Regenerate.
28121 2007-01-07 Richard Guenther <rguenther@suse.de>
28123 * tree-vrp.c (extract_range_from_assert): CSE calls to
28124 compare_values where possible.
28125 (extract_range_from_unary_expr): Likewise.
28127 2007-01-07 Anatoly Sokolov <aesok@post.ru>
28129 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
28130 * config/avr/avr.c (call_insn_operand): Delete function.
28131 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
28132 instead of register number. Use predicates.
28133 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
28134 call_insn_operand): Add.
28136 2007-01-06 Jan Hubicka <jh@suse.cz>
28138 * tree-pass.h (pass_build_cgraph_edges): Declare.
28139 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
28140 (visited_nodes): Remove.
28141 (cgraph_create_edges): Move to cgraphbuild.c; rename to
28142 build_cgrpah_edges; make visited_nodes local.
28143 (cgraph_process_new_functions): DO not call initialize_inline_failed.
28144 (record_references_in_initializer): Move to cgraphbuild.c
28145 (initialize_inline_failed, rebuild_cgraph_edges,
28146 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
28147 (verify_cgraph_node): Make visited_nodes local.
28148 (cgraph_analyze_function): Do not call cgraph_create_edges and
28149 initialize_inline_failed.
28150 (cgraph_expand_function): Do not call cgraph_lower_function;
28151 assert that function is already lowered.
28152 * Makefile.in (cgraphbuild.o): New.
28153 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
28154 at the end of lowering passes.
28156 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
28158 * ifcvt.c (cond_move_convert_if_block): New function, code
28159 factored out from...
28160 (cond_move_process_if_block): ...here. Call the new function
28161 on the THEN and ELSE blocks.
28162 (merge_if_block): Do not copy global_live_at_end, merge_blocks
28163 already takes care of this.
28165 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28168 * tree.h (TREE_OVERFLOW_P): New.
28169 * c-typeck.c (parser_build_unary_op): Warn only if result
28170 overflowed and operands did not.
28171 (parser_build_binary_op): Likewise.
28172 (convert_for_assignment): Remove redundant overflow_warning.
28173 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
28175 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28177 * c-typeck.c (store_init_value): Split over two lines to follow
28178 the GNU coding style.
28180 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
28182 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
28183 __GXX_EXPERIMENTAL_CXX0X__.
28184 * doc/cpp.texi: Same.
28186 2007-01-05 Richard Guenther <rguenther@suse.de>
28188 PR middle-end/27826
28189 * tree.c (get_narrower): Do not construct COMPONENT_REFs
28190 with mismatched types. Instead explicitly build a
28191 conversion NOP_EXPR.
28193 2007-01-05 Ian Lance Taylor <iant@google.com>
28195 * c-common.c (decl_with_nonnull_addr_p): New function.
28196 (c_common_truthvalue_conversion): Call it.
28197 * c-typeck.c (build_binary_op): Likewise.
28198 * c-common.h (decl_with_nonnull_addr_p): Declare.
28200 2007-01-05 Jakub Jelinek <jakub@redhat.com>
28203 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
28206 2007-01-05 Joel Brobecker <brobecker@adacore.com>
28208 * doc/install.texi (Final install): Document the fact that
28209 the GNAT runtime should not be stripped.
28211 2007-01-04 Jan Hubicka <jh@suse.cz>
28213 * tree-inline.c (fold_marked_statements): Update operand caches
28214 and EH after folding
28216 2007-01-04 Ian Lance Taylor <iant@google.com>
28218 * c-common.c (check_function_nonnull): Whitespace fix.
28220 2007-01-04 Jan Hubicka <jh@suse.cz>
28222 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
28223 comitted older version of patch.
28224 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
28225 function, celanup cfg and collect garbage.
28227 2007-01-04 Mike Stump <mrs@apple.com>
28229 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
28232 2007-01-04 Eric Christopher <echristo@apple.com>
28234 * libgcc2.c (__bswapsi2): Use SItype.
28235 (__bswapdi2): Use DItype.
28236 * libgcc2.h: Update for above.
28238 2007-01-04 Paul Brook <paul@codesourcery.com>
28240 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
28241 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
28242 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
28243 umulsidi3, umulsidi3adddi, smulsi3_highpart,
28244 umulsi3_highpart): Make conditional on !arm_arch6.
28245 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
28246 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
28247 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
28248 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
28249 umulsi3_highpart_v6): New insns.
28251 2007-01-04 Roger Sayle <roger@eyesopen.com>
28253 * fold-const.c (fold_convert): When casting an expression to void,
28254 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
28255 have a type. Instead of attempting to build a NOP_EXPR, return
28256 these "special" trees directly.
28258 2007-01-04 Joseph Myers <joseph@codesourcery.com>
28260 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
28261 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
28262 rs6000_cost->fp not 0 as adjustment for outer NEG.
28264 2007-01-04 Jan Hubicka <jh@suse.cz>
28266 * cgraph.c (cgraph_release_function_body): New function.
28267 (cgraph_remove_node): Use it.
28268 * cgraph.h (cgraph_release_function_body): Declare.
28269 * cgraphunit.c (cgraph_expand_function): Use it.
28270 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
28271 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
28272 is initialized and while compilation of other function is running.
28273 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
28274 statement CFG annotations from here to ...
28275 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
28277 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
28279 * cfgloop.h (enum li_flags): Make the constants powers of two.
28281 2007-01-04 Jan Hubicka <jh@suse.cz>
28283 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
28285 (fold_marked_statements): New function.
28286 (optimize_inline_calls, tree_function_versioning): Fold new statements.
28287 * tree-inline.h (copy_body_data): Add statements_to_fold.
28289 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
28291 * config.gcc: Mention libgcc/config.host.
28292 * Makefile.in: Update comments mentioning libgcc.
28293 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
28294 (all.cross, start.encap, rest.encap, rest.cross): Update
28295 dependencies for libgcc move.
28296 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
28297 (clean-target, clean-target-libgcc): Delete.
28298 (srcdirify, GCC_EXTRA_PARTS): New macros.
28299 (libgcc-support, libgcc.mvars): New rules.
28300 (distclean): Remove mention of mklibgcc.
28301 (install): Don't reference INSTALL_LIBGCC.
28302 (install-common): Don't reference EXTRA_PARTS.
28303 (install-libgcc, install-multilib): Delete rules.
28304 * mklibgcc.in: Delete file.
28305 * doc/configfiles.texi: Don't mention mklibgcc.
28307 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
28308 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
28309 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
28310 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
28311 (mklibgcc, ldblspecs): Likewise.
28313 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
28314 (posixpre.def): Use $(T).
28315 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
28316 (SHLIB_SRC, SHLIB_INSTALL): Delete.
28317 (SHLIB_LINK): Make dummy.
28318 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
28320 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
28322 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
28323 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
28324 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
28325 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
28327 * configure.ac (all_outputs): Remove mklibgcc.
28328 * configure: Regenerated.
28330 2007-01-03 Josh Conner <jconner@apple.com>
28332 PR middle-end/29683
28333 * calls.c (compute_argument_addresses): Set stack and stack_slot
28334 for partial args, too.
28335 (store_one_arg): Use locate.size.constant for the size when
28336 generating a save_area.
28338 2007-01-03 Robert Kennedy <jimbob@google.com>
28340 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
28341 whose definitions are deleted due to basic block merging.
28343 2007-01-03 Paul Brook <paul@codesourcery.com>
28346 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28348 (use_return_insn): Return 0 for Thumb interrupt functions.
28349 (print_multi_reg): Add rfe argument for IRQ returns.
28350 (arm_output_epilogue): Pop interrupt return address directly into PC.
28351 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28353 2007-01-03 Paul Brook <paul@codesourcery.com>
28355 Merge from sourcerygxx-4_1.
28356 * config/arm/thumb2.md: New file.
28357 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28359 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28360 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28361 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28362 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28364 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28365 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28367 * config/arm/ieee754-sf.S: Ditto.
28368 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28369 (thumb1_base_register_rtx_p): ... to this.
28370 (thumb_index_register_rtx_p): Rename...
28371 (thumb1_index_register_rtx_p): ... to this.
28372 (thumb_output_function_prologue): Rename...
28373 (thumb1_output_function_prologue): ... to this.
28374 (thumb_legitimate_address_p): Rename...
28375 (thumb1_legitimate_address_p): ... to this.
28376 (thumb_rtx_costs): Rename...
28377 (thumb1_rtx_costs): ... to this.
28378 (thumb_compute_save_reg_mask): Rename...
28379 (thumb1_compute_save_reg_mask): ... to this.
28380 (thumb_final_prescan_insn): Rename...
28381 (thumb1_final_prescan_insn): ... to this.
28382 (thumb_expand_epilogue): Rename...
28383 (thumb1_expand_epilogue): ... to this.
28384 (arm_unwind_emit_stm): Rename...
28385 (arm_unwind_emit_sequence): ... to this.
28386 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28387 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28388 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28389 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28390 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28391 thumb2_output_casesi): New functions.
28392 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28393 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28394 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28395 THUMB2_WORK_REGS): Define.
28396 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28397 arm_condexec_mask, arm_condexec_masklen)): New variables.
28398 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28399 (arm_override_options): Check new CPU capabilities.
28400 Set new architecture flag variables.
28401 (arm_isr_value): Handle v7m interrupt functions.
28402 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28404 (const_ok_for_arm): Handle Thumb-2 constants.
28405 (arm_gen_constant): Ditto. Use movw when available.
28406 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28408 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28409 (thumb_find_work_register, arm_load_pic_register,
28410 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28411 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28412 print_multi_reg, output_mov_long_double_fpa_from_arm,
28413 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28414 output_mov_double_fpa_from_arm, output_move_double,
28415 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28416 output_return_instruction, arm_output_function_prologue,
28417 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28418 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28419 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28420 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28421 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28422 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28424 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28425 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28426 (arm_file_start): Output directive for unified syntax.
28427 (arm_unwind_emit_set): Handle stack alignment instruction.
28428 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28429 Add v6t2, v7, v7a, v7r and v7m.
28430 (RETLDM): Add Thumb-2 code.
28431 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28432 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28433 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28434 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28435 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28436 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28437 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28438 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28439 ADJUST_INSN_LENGTH): Define.
28440 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28441 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28442 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28443 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28444 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28445 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28446 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28447 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28448 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28449 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28450 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28451 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28452 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28453 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28454 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28455 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28456 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28458 * config/arm/arm-tune.md: Regenerate.
28459 * config/arm/arm-protos.h: Update prototypes.
28460 * config/arm/vfp.md: Enable patterns for Thumb-2.
28461 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28462 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28463 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28464 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28465 * config/arm/libunwind.S: Add Thumb-2 code.
28466 * config/arm/constraints.md: Update include Thumb-2.
28467 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28468 * config/arm/ieee754-df.S: Ditto.
28469 * config/arm/bpabi.S: Ditto.
28470 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28471 * config/arm/predicates.md (low_register_operand,
28472 low_reg_or_int_operand, thumb_16bit_operator): New.
28473 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28474 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28475 * config/arm/t-arm-elf: Add armv7 multilib.
28476 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28478 (UNSPEC_STACK_ALIGN, ce_count): New.
28479 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28480 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28482 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28483 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28484 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28485 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28486 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28487 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28489 * doc/extend.texi: Document ARMv7-M interrupt functions.
28490 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28492 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28494 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28495 (struct _Unwind_Context): Rename args_size to flags, remove
28496 signal_frame field, add a new args_size field and version field.
28497 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28498 _Unwind_IsExtendedContext): New inline functions.
28499 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28500 Assume by_value array is only present if _Unwind_IsExtendedContext.
28501 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28502 _Unwind_IsSignalFrame.
28503 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28504 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28505 (uw_init_context_1): Initialize context->flags to
28506 EXTENDED_CONTEXT_BIT.
28507 * config/rs6000/linux-unwind.h (frob_update_context): Use
28508 _Unwind_SetSignalFrame.
28510 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28512 PR middle-end/30353
28513 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28514 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28517 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28519 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28520 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28521 RET, AT_SP): Remove.
28522 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28525 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28526 * cfgbuild.c (find_basic_blocks): Likewise.
28527 * cfgrtl.c (rtl_create_basic_block): Likewise.
28528 * function.c (temp_slots_at_level): Likewise.
28529 * reg-stack.c (stack_regs_mentioned): Likewise.
28530 * regclass.c (allocate_reg_info): Likewise.
28531 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28532 set_bb_for_stmt, move_block_to_fn): Likewise.
28533 * tree-complex.c (tree_lower_complex): Likewise.
28534 * vec.h (VEC_safe_grow_cleared): New.
28536 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28538 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28540 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28541 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28543 * cfgloopmanip.c (scale_loop_frequencies): Export.
28544 (loopify): Scale the frequencies by prescribed coefficients.
28545 (set_zero_probability): New function.
28546 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28547 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28548 and frequencies according to arguments.
28549 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28551 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28552 * modulo-sched.c (sms_schedule): Set probabilities for entering
28553 versioned loop correctly.
28554 * tree-vect-transform.c (vect_transform_loop): Ditto.
28555 * cfgloop.h (loopify, loop_version): Declaration changed.
28556 (scale_loop_frequencies): Declared.
28558 2007-01-02 Jan Hubicka <jh@suse.cz>
28560 * cgraph.c: Include tree-flow.h
28561 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28562 early_local_passes.
28563 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28564 * tree-pass.h (pass_all_early_optimizations): Declare.
28565 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28566 early_local_passes.
28567 (cgraph_analyze_function): Do early_local_passes.
28568 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28569 Do not add referenced vars.
28570 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28572 (gate_all_early_local_passes): New gate.
28573 (pass_early_local_passes): Use new gate.
28574 (execute_early_local_optimizations): New functions.
28575 (gate_all_early_optimizations): New gate.
28576 (pass_all_early_optimizations): New pass.
28577 (execute_free_datastructures): Free SSA only when initialized.
28578 (gate_init_datastructures): Init only when optimizing.
28579 (tree_lowering_passes): Do early local passes when called late.
28580 * tree-profile.c (do_tree_profiling): Don't profile functions added
28582 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28583 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28585 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28586 during early_local_passes.
28587 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28590 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28592 * Makefile.in: Update copyright year.
28594 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28596 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28597 in $(lang_checks) and check-consistency targets.
28599 2007-01-02 Jan Hubicka <jh@suse.cz>
28601 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28602 Do not add referenced vars.
28603 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28605 * passes.c (init_optimization_passes): Put mudflap_2 after
28606 free_datastructures.
28608 2007-01-02 Jan Hubicka <jh@suse.cz>
28610 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28611 Set NOTHROW flag on call statements proved to be nothrow.
28612 Update statement of local calls so new pure/const functions are
28613 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28615 (tree_rest_of_compilation): Register hooks and initialize bitmap
28616 early. Do not set after_inlining flag.
28618 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28620 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28621 HOST_BITS_PER_LONGLONG
28623 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28626 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28627 warning for non-static initializers.
28629 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28631 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28632 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28633 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28634 Always use set_unique_reg_note to add REG_EQUAL notes.
28636 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28639 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28641 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28642 * cfgbuild.c (find_basic_blocks): Likewise.
28643 * cfgrtl.c (rtl_create_basic_block): Likewise.
28644 * function.c (temp_slots_at_level): Likewise.
28645 * reg-stack.c (stack_regs_mentioned): Likewise.
28646 * regclass.c (allocate_reg_info): Likewise.
28647 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28648 set_bb_for_stmt, move_block_to_fn): Likewise.
28649 * tree-complex.c (tree_lower_complex): Likewise.
28650 * vec.h (VEC_safe_grow_cleared): New.
28652 2007-01-02 Ian Lance Taylor <iant@google.com>
28654 * c-common.c (c_common_truthvalue_conversion): When warning about
28655 using an assignment as a truth value, set TREE_NO_WARNING.
28657 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28660 * c.opt (Wold-style-declaration): New.
28661 * doc/invoke.texi (C-only Warning Options): New.
28662 (Wold-style-declaration): Document it.
28663 (Wextra): Enabled by -Wextra.
28664 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28665 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28666 -Wold-style-declaration.
28668 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28670 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28671 * cfgbuild.c (find_basic_blocks): Likewise.
28672 * cfgrtl.c (rtl_create_basic_block): Likewise.
28673 * function.c (temp_slots_at_level): Likewise.
28674 * reg-stack.c (stack_regs_mentioned): Likewise.
28675 * regclass.c (allocate_reg_info): Likewise.
28676 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28677 set_bb_for_stmt, move_block_to_fn): Likewise.
28678 * tree-complex.c (tree_lower_complex): Likewise.
28679 * vec.h (VEC_safe_grow_cleared): New.
28681 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28683 * c-common.c (c_common_nodes_and_builtins): Since variants of
28684 void_type_node get built before it is given a name, we need to
28685 give those variants the name, too.
28686 (complete_array_type): We need to work with the canonical main
28687 type of the array, from which we will build the qualified version.
28688 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28689 * print-tree.c (print_node): Display canonical type information
28691 * stor-layout.c (layout_type): When we don't know the
28692 alignment of a type for which we're building an array, we end up
28693 guessing wrong, so make the type require structural equality.
28694 * tree.c (make_node_stat): When we build a new type, it is its
28695 own canonical type.
28696 (build_type_attribute_qual_variant): When building an attribute
28697 variant, its canonical type is the non-attribute variant. However,
28698 if the attributes are target-dependent and they differ, we need to
28699 use structural equality checks for this type.
28700 (build_qualified_type): A qualified type is not equivalent to its
28701 unqualified variant; set the canonical type appropriately.
28702 (build_distinct_type_copy): When building a distinct type from
28703 another type, the new type is its own canonical type.
28704 (build_variant_type_copy): When building a new type variant, we
28705 assume that it is equivalent to the original type.
28706 (build_pointer_type_for_mode): When building a pointer type, also
28707 build a canonical type pointer.
28708 (build_reference_type_for_mode): When building a reference type,
28709 also build a canonical type reference.
28710 (build_index_type): When we can't hash an index type (e.g.,
28711 because its maximum value is negative), the index type requires
28712 structural equality tests.
28713 (build_array_type): Build the canonical form of an array type.
28714 (build_function_type): Function types require structural equality,
28715 because they contain default arguments, attributes, etc.
28716 (build_method_type_directly): Ditto for method types.
28717 (build_offset_type): Build the canonical offset type.
28718 (build_complex_type): Build the canonical vector type.
28719 (make_vector_type): Build the canonical vector type.
28720 * tree.h (TYPE_CANONICAL): New.
28721 (TYPE_STRUCTURAL_EQUALITY_P): New.
28722 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28723 (struct tree_type): Added "canonical" field.
28724 * params.h (VERIFY_CANONICAL_TYPES): New.
28725 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28726 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28727 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28728 * doc/invoke.texi (verify-canonical-types): Document --param
28729 parameter for verifying canonical types.
28731 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28733 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28734 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28735 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28736 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28738 * config/rs6000/e500.h: New.
28739 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28740 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28742 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28743 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28744 TARGET_E500_DOUBLE): Remove.
28745 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28746 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28747 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28748 * config/rs6000/rs6000.c (rs6000_override_options): Use
28749 CHECK_E500_OPTIONS.
28751 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28753 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28754 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28755 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28756 rs6000_emit_cmove): Don't check TARGET_E500.
28757 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28758 sordered): Don't check TARGET_E500.
28760 2007-01-01 Eric Christopher <echristo@apple.com>
28762 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28763 HARD_REGISTER_NUM_P.
28765 2007-01-01 Roger Sayle <roger@eyesopen.com>
28767 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28768 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28769 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28772 2007-01-01 Mike Stump <mrs@apple.com>
28774 * configure.ac: Remove support for building with Apple's gcc-3.1.
28776 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28778 PR middle-end/30311
28779 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28780 REG is a hard register. Do not modify REG before calling
28782 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28783 multiple of the size of YMODE for certain lowpart cases.
28785 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28787 PR middle-end/30253
28788 * gimplify (voidify_wrapper_expr): Update for
28789 GIMPLE_MODIFY_STMT.
28791 2007-01-01 Andreas Schwab <schwab@suse.de>
28794 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28795 save of BR0 in extra_spill_size instead of spill_size.
28796 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28798 (ia64_expand_epilogue): Restore BR0 from its new location.
28800 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28802 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28803 Use a temporary variable if the left hand side is not a gimple
28806 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28808 * gimplify.c (gimplify_return_expr): Make the temporary variable
28809 for the return expression, a gimple register variable.
28811 2007-01-01 Jan Hubicka <jh@suse.cz>
28813 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28816 2007-01-01 Mike Stump <mrs@apple.com>
28818 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28820 * config/darwin.c (machopic_select_rtx_section): Use
28821 HAVE_GAS_LITERAL16.
28822 (darwin_mergeable_constant_section): Likewise.
28823 * configure: Regenerate.
28824 * config.in: Regenerate.
28826 2007-01-01 Jan Hubicka <jh@suse.cz>
28827 Andrew Pinski <pinskia@gmail.com>
28829 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28830 before starting IPA passes.