1 2007-05-31 Eric Christopher <echristo@apple.com>
3 * expr.c (convert_move): Assert that we don't have a BLKmode
5 (store_expr): Handle BLKmode moves by calling emit_block_move.
7 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9 * c-typeck.c (build_indirect_ref): Include type in error message.
10 (build_binary_op): Pass types to binary_op_error.
11 * c-common.c (binary_op_error): Take two type arguments, print out
13 * c-common.h (binary_op_error): Update prototype.
15 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17 * config/i386/i386.c: Correct coments on -mno-sse4.
19 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
21 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to
23 (x86_64-*-*): Likewise.
25 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
26 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
27 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
28 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
29 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
30 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
31 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
32 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
33 (OPTION_MASK_ISA_SSE4): Likewise.
34 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
35 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
36 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle
38 (override_options): Support SSE4.2.
39 (ix86_build_const_vector): Support SImode and DImode.
40 (ix86_build_signbit_mask): Likewise.
41 (ix86_expand_int_vcond): Support V2DImode.
42 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
43 (IX86_BUILTIN_CRC32HI): Likewise.
44 (IX86_BUILTIN_CRC32SI): Likewise.
45 (IX86_BUILTIN_CRC32DI): Likewise.
46 (IX86_BUILTIN_PCMPGTQ): Likewise.
47 (bdesc_crc32): Likewise.
48 (bdesc_sse_3arg): Likewise.
49 (ix86_expand_crc32): Likewise.
50 (ix86_init_mmx_sse_builtins): Support SSE4.2.
51 (ix86_expand_builtin): Likewise.
53 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
54 __SSE4_2__ for -msse4.2.
56 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
57 (CRC32MODE): Likewise.
58 (crc32modesuffix): Likewise.
59 (crc32modeconstraint): Likewise.
60 (sse4_2_crc32<mode>): Likewise.
61 (sse4_2_crc32di): Likewise.
63 * config/i386/i386.opt (msse4.2): New for SSE4.2.
66 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header
69 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
71 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for
73 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
74 (vcondu<mode>): Likewise.
76 * doc/extend.texi: Document SSE4.2 built-in functions.
78 * doc/invoke.texi: Document -msse4.2/-msse4.
80 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
82 PR tree-optimization/32160
83 * tree-predcom.c (predcom_tmp_var): New function. Mark created
84 variable as gimple reg.
85 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
87 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
89 * gcc.c (main): Don't consider linker options when issuing the
90 warning about a linker input file not being used.
93 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
95 * tree-vrp.c (compare_names): Initialize sop.
97 2007-05-30 Dirk Mueller <dmueller@suse.de>
99 * cgraphunit.c (cgraph_analyze_function): Remove
100 computation of inline parameters.
102 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
104 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
106 2007-05-30 Richard Sandiford <richard@codesourcery.com>
108 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
109 Add vx-common.h. Include vxworks.h between vx-common.h and
111 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
113 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
114 (TARGET_ASM_DESTRUCTOR): Likewise.
115 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
116 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
117 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
118 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
119 (VXWORKS_ENDIAN_SPEC): Define.
120 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
121 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
122 VXWORKS_* equivalents.
123 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
124 (ASM_FILE_START): Delete.
125 (TARGET_VERSION): Reformat.
126 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
127 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
128 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
129 (FPBIT, DPBIT): Define.
130 (fp-bit.c, dp-bit.c): New rules.
131 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
132 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
133 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
134 * config/arm/arm.h: Include vxworks-dummy.h.
135 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
136 Mark with ATTRIBUTE_UNUSED.
137 (arm_override_options): Do not allow VxWorks RTP PIC to be used
138 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
139 make it incompatible with -msingle-pic-base.
140 (arm_function_ok_for_sibcall): Return false for calls that might
141 go through a VxWorks PIC PLT entry.
142 (require_pic_register): New function, split out from...
143 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
145 (arm_load_pic_register): Handle the VxWorks RTP initialization
146 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
147 (arm_emit_call_insn): New function.
148 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
149 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
150 (pic_offset_arm): New pattern.
151 (call, call_value): Use arm_emit_call_insn.
152 (call_internal, call_value_internal): New expanders.
153 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
154 VxWorks unless __PIC__.
156 2007-05-30 Eric Christopher <echristo@gmail.com>
158 * genrecog.c: Include regs.h in generated file.
159 * genemit.c: Ditto. Fix up formatting.
160 * config/mn10300/constraints.md: New.
161 * config/mn10300/mn10300.md: Include.
162 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
163 Fix up for removed macro.
164 * config/mn10300/predicates.md (call_address_operand): Ditto.
165 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
166 (CONST_OK_FOR_I): Ditto.
167 (CONST_OK_FOR_J): Ditto.
168 (CONST_OK_FOR_K): Ditto.
169 (CONST_OK_FOR_L): Ditto.
170 (CONST_OK_FOR_M): Ditto.
171 (CONST_OK_FOR_N): Ditto.
172 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
176 (EXTRA_CONSTRAINT): Ditto.
178 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
180 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
182 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
183 OPTION_MASK_ISA_64BIT.
184 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
186 2007-05-30 Richard Guenther <rguenther@suse.de>
189 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
190 types for comparison.
191 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
192 with original typed arguments.
193 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
195 2007-05-30 Jakub Jelinek <jakub@redhat.com>
197 PR tree-optimization/31769
198 * except.c (duplicate_eh_regions): Clear prev_try if
199 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
201 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
203 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
204 * tree-ssa-sink.c (statement_sink_location): Return basic block and
205 bsi of the location where statements should be inserted.
206 (sink_code_in_bb): Take bsi from statement_sink_location.
207 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
208 instead of bsi_start.
209 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
211 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
212 (bsi_move_before): Document inconsistency with bsi_move_after.
213 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
215 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
217 * config/i386/i386.h (TARGET_ABM): New define.
218 (TARGET_POPCNT): Ditto.
219 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
220 New temporary defines to redefine from OPTION_ISA_* defines.
221 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
222 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
223 (ix86_isa_flags): New extern int declaration.
224 (TARGET_SUBTARGET_DEFAULT): New define.
225 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
226 (TARGET_SUBTARGET32_DEFAULT): Ditto.
227 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
228 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
229 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
230 * config/i386/darwin.h: Change TARGET_64BIT define to
233 * config/i386/i386.opt (m3dnowa): Define as undocumented option
234 using existing "ix86_isa_flags" varible.
235 (m32, m64): Use existing "ix86_isa_flags" variable.
236 (mmmx, m3dnow): Ditto.
237 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
238 (mabm): Define as non-negative option using "x86_abm" variable.
239 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
241 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
242 Rewrite feature test bitmap.
243 (ix86_isa_flags): New initialized global int varible.
244 (ix86_isa_flags_explicit): New static int variable.
245 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
246 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
247 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
248 target_flags_explicit.
249 (override_options): Remove "target_enable" and "target_disable" fields
250 from "struct ptt". Update processor_target_table accordingly. Remove
251 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
252 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
253 "target_flags" and "ix86_isa_flags_explicit" instead of
254 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
255 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
256 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
257 to true when either of PTA_POPCNT or PTA_ABM is set in
258 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
259 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
260 processor_alias_table flags entry. Remove handling of
261 "target_enable" and "target_disable" fields of processor_target_table.
262 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
263 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
264 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
265 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
266 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
268 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
270 2007-05-29 David Daney <ddaney@avtrex.com>
273 * config/mips/mips.c (mips_output_mi_thunk): Emit
274 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
276 2007-05-29 Hui-May Chang <hm.chang@apple.com>
277 * config/i386/i386.c (ix86_function_regparm): Added checking of
278 ix86_force_align_arg_pointer to determine the number of
281 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
283 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
284 (SET_DR_MISALIGNMENT): New.
285 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
286 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
287 Use SET_DR_MISALIGNMENT.
288 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
290 * tree-data-ref.c (create_data_ref, compute_all_dependences,
291 find_loop_nest): Export.
292 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
293 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
294 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
295 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
297 (struct mem_ref): Add field reuse_distance.
298 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
299 Initialize reuse_distance field.
300 (issue_prefetch_ref): Select temporality of prefetch according to
302 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
303 self_reuse_distance, determine_loop_nest_reuse): New functions.
304 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
305 (tree_ssa_prefetch_arrays): Dump L2 cache size.
306 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
309 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
311 * tree-ssa-alias.c: Add aliasing overview.
313 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
314 Danny Smith <dannysmith@users.sourceforge.net>
317 * config/i386/t-crtfm: Compile crtfastmath.o with
318 -minline-all-stringops.
319 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
320 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
322 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
324 * doc/md.texi: Document constraints on HP PA-RISC.
326 * pa/constraints.md: New file.
327 * pa.md: Include constraints.md.
328 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
329 (integer_store_memory_operand, ldil_cint_p): New functions.
330 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
331 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
332 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
333 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
334 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
336 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
339 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
340 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
341 case POSTDECREMENT_EXPR>): Return the error_mark_node
342 if either the real or imaginary parts would an
345 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
347 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
348 name when we remove it from a call.
350 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
352 * targhooks.c (default_narrow_bitfield): Remove.
353 * targhooks.h: Remove the prototype for
354 default_narrow_bitfield.
356 * langhooks-def.h: Remove the prototype for
357 hook_get_alias_set_0.
358 * langhooks.c (hook_get_alias_set_0): Remove.
360 * global.c (EXECUTE_IF_CONFLICT): Remove.
362 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
365 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
366 return true when truth_value_p is true and the type
369 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
371 * doc/install.texi (Prerequisites): We no longer require Autoconf
372 2.13 for the top-level.
374 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
376 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
377 memory access via x86_expand_vector_move_misalign() only for
378 TImode values on 32-bit targets.
380 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
382 * matrix-reorg.c: New file. Implement matrix flattening and
383 transposing optimization.
384 * tree-pass.h: Add matrix reorg pass.
385 * common.opt: Add fipa-mreorg flag.
386 * Makefile.in: Add matrix-reorg.c.
387 * passes.c: Add matrix reorg pass.
388 * varpool.c (add_new_static_var): New function.
389 * cgraph.h (add_new_static_var): Declare.
391 2007-05-27 Eric Christopher <echristo@apple.com>
393 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
394 sp_offset depending on stack size. Save r12 depending
395 on registers we're saving later.
396 (rs6000_emit_epilogue): Update sp_offset depending only
399 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
401 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
402 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
403 * ifcvt.c (if_convert): Ditto.
404 * tree-ssa-threadupdate.c (thread_block): Ditto.
405 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
406 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
407 verify_loop_closed_ssa): Check number_of_loops instead of
409 * predict.c (tree_estimate_probability): Ditto.
410 * tree-if-conv.c (main_tree_if_conversion): Ditto.
411 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
412 * modulo-sched.c (sms_schedule): Ditto.
413 * tree-scalar-evolution.c (scev_const_prop): Ditto.
414 (scev_finalize): Do not do anything if scev analysis was not
416 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
417 current_loops == NULL.
418 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
419 * loop-init.c (loop_optimizer_init): Do not free current_loops when
421 (loop_optimizer_finalize): Assert that loops were analyzed.
422 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
423 rtl_doloop): Check number_of_loops instead of current_loops.
424 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
425 current_loops == NULL.
426 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
427 gate_tree_vectorize tree_linear_transform, check_data_deps,
428 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
429 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
430 Check number_of_loops instead of current_loops.
431 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
432 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
433 free loops if available.
434 (execute_pre): Do not pass do_fre to fini_pre.
436 2007-05-27 Tobias Burnus <burnus@net-b.de>
439 * real.c (mpfr_from_real): Fix sign of -Inf.
441 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
443 * tree-vect-transform.c (vectorizable_conversion): Initialize
444 tree_code variables to ERROR_MARK.
445 (vectorizable_type_demotion): Likewise.
446 (vectorizable_type_promotion): Likewise.
448 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/i386.md (movti): Handle push operands via
454 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
456 * basic-block.h: Remove the prototype for merge_seq_blocks.
457 * cfgcleanup.c (merge_seq_blocks): Remove.
459 * tree-flow.h: Remove the prototype for is_aliased_with.
460 * tree-ssa-alias.c (is_aliased_with): Remove.
462 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
464 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
466 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
468 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
469 ix86_expand_sse4_unpack if SSE4.1 is enabled.
470 (vec_unpacks_hi_v16qi): Likewise.
471 (vec_unpacku_lo_v16qi): Likewise.
472 (vec_unpacks_lo_v16qi): Likewise.
473 (vec_unpacku_hi_v8hi): Likewise.
474 (vec_unpacks_hi_v8hi): Likewise.
475 (vec_unpacku_lo_v8hi): Likewise.
476 (vec_unpacks_lo_v8hi): Likewise.
477 (vec_unpacku_hi_v4si): Likewise.
478 (vec_unpacks_hi_v4si): Likewise.
479 (vec_unpacku_lo_v4si): Likewise.
480 (vec_unpacks_lo_v4si): Likewise.
482 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
484 * c-typeck.c, config/arm/arm.c, config/darwin.c,
485 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
486 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
487 follow spelling conventions in various
488 warning/error/diagnostic messages.
490 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
491 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
492 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
493 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
494 tree-vrp.c: Fix comment typos. Follow spelling conventions.
495 * doc/tm.texi: Follow spelling conventions.
497 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
500 * tree-ssa-forwprop.c
501 (forward_propagate_addr_into_variable_array_index): Remove
502 the lhs argument. Use the type of def_rhs instead of lhs.
503 (forward_propagate_addr_expr_1): Update use of
504 forward_propagate_addr_into_variable_array_index.
506 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
507 Nigel Stephens <nigel@mips.com>
509 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
510 function attributes, "far" being an alias for "long_call".
511 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
512 (mips_near_type_p, mips_far_type_p): New.
513 (mips_comp_type_attributes): New function to check that attributes
514 attached to a function type are compatible.
515 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
516 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
517 to the target function of the thunk.
518 (mips_encode_section_info): Check for "near" and "far" function
519 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
521 * config/mips/predicates.md (const_call_insn_operand): Test only
522 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
524 * doc/extend.texi (Function Attributes): Document MIPS "near" and
527 * testsuite/gcc.target/mips/near-far-1.c: New test case.
528 * testsuite/gcc.target/mips/near-far-2.c: New test case.
529 * testsuite/gcc.target/mips/near-far-3.c: New test case.
530 * testsuite/gcc.target/mips/near-far-4.c: New test case.
532 2007-05-25 Eric Christopher <echristo@apple.com>
534 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
535 to x86-darwin configurations.
536 * config/i386/t-darwin: Add softfp support.
537 * config/i386/t-darwin64: Ditto.
538 * config/i386/sfp-machine.h: If mach then don't use
539 aliasing, emit a stub to call.
541 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
543 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
544 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
545 tree-predcom.c, tree-ssa-alias-warnings.c,
546 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
547 comment typos. Follow spelling conventions.
548 * doc/cpp.texi, doc/invoke.texi: Fix typos.
550 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
553 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
554 constants into memory. Expand unaligned memory references for
555 SSE modes via x86_expand_vector_move_misalign() function.
557 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
559 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
560 "memory" attribute for "sseishft" type insn without operands[2].
562 2007-05-25 Dirk Mueller <dmueller@suse.de>
563 Marcus Meissner <meissner@suse.de>
565 * doc/extend.texi (alloc_size): New attribute.
566 * c-common.c (handle_alloc_size_attribute): New.
567 * tree-object-size.c (alloc_object_size): Use alloc_size
568 attribute, if available.
570 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
572 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
574 (__builtin_ia32_vec_ext_v2di): Likewise.
575 (__builtin_ia32_vec_ext_v4si): Likewise.
576 (__builtin_ia32_vec_ext_v8hi): Likewise.
577 (__builtin_ia32_vec_ext_v16qi): Likewise.
578 (__builtin_ia32_vec_set_v8hi): Likewise.
580 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
582 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
584 2007-05-25 Richard Sandiford <richard@codesourcery.com>
586 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
587 (arm_is_longcall_p): Rename to...
588 (arm_is_long_call_p): ...this. Take a single tree argument and
590 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
591 (CUMULATIVE_ARGS): Remove call_cookie.
592 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
593 (ENCODED_LONG_CALL_ATTR_P): Delete.
594 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
595 LONG_CALL_FLAG_CHAR cases.
596 (ARM_DECLARE_FUNCTION_SIZE): Delete.
597 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
598 ARM_DECLARE_FUNCTION_SIZE.
599 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
600 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
601 (arm_encode_call_attribute, current_file_function_operand): Delete.
602 (arm_function_in_section_p): New function.
603 (arm_is_longcall_p): Rename to...
604 (arm_is_long_call_p): ...this. Take the target function as a single
605 argument and return a bool. Do not rely on call cookies. Check
606 whether the target symbol is in the same section as the current
607 function, not just the same compilation unit.
608 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
609 (arm_encode_section_info): Don't encode a call type.
610 * config/arm/arm.md (call, call_value): Update calls to
611 arm_is_long(_)call_p. Simplify logic.
612 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
613 Update calls to arm_is_long(_)call_p.
615 2007-05-25 Richard Guenther <rguenther@suse.de>
617 PR tree-optimization/31982
618 * tree-ssa-forwprop.c
619 (forward_propagate_addr_into_variable_array_index): Handle arrays
620 with element size one.
622 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
624 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
625 (umulsi3_highpart): Likewise.
627 2007-05-24 Ian Lance Taylor <iant@google.com>
629 PR rtl-optimization/32069
630 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
633 2007-05-24 Ollie Wild <aaw@google.com>
635 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
638 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
640 * postreload-gcse.c (reg_changed_after_insn_p): New function.
641 (oprs_unchanged_p): Use it to check all registers in a REG.
642 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
643 (reg_set_between_after_reload_p): Delete.
644 (reg_used_between_after_reload_p): Likewise.
645 (reg_set_or_used_since_bb_start): Likewise.
646 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
647 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
648 Use reg_set_between_p instead of reg_set_between_after_reload_p.
649 * rtlanal.c (reg_set_p): Check whether REG overlaps
650 regs_invalidated_by_call, rather than just checking the
651 membership of REGNO (REG).
653 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
655 * doc/passes.texi: Document predictive commoning.
656 * doc/invoke.texi (-fpredictive-commoning): Document.
657 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
658 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
659 adding indices to the generated name.
660 (schedule_sm): Pass 0 to get_lsm_tmp_name.
661 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
662 * tree-pretty-print.c (op_symbol_1): Renamed to ...
663 (op_symbol_code): ... and exported.
664 (dump_omp_clause, op_symbol): Use op_symbol_code
665 instead of op_symbol_1.
666 * tree-pass.h (pass_predcom): Declare.
667 * timevar.def (TV_PREDCOM): New timevar.
668 * tree-ssa-loop.c (run_tree_predictive_commoning,
669 gate_tree_predictive_commoning, pass_predcom): New.
670 * tree-data-ref.c (find_data_references_in_loop): Find the
671 references in dominance order.
672 (canonicalize_base_object_address): Ensure that the result has
674 (dr_analyze_innermost): Export.
675 (create_data_ref): Code to fail for references with invariant
677 (find_data_references_in_stmt): ... here.
678 * tree-data-ref.h (dr_analyze_innermost): Declare.
679 * tree-affine.c: Include tree-gimple.h and hashtab.h.
680 (aff_combination_find_elt, name_expansion_hash,
681 name_expansion_eq, tree_to_aff_combination_expand,
682 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
684 * tree-affine.h (aff_combination_constant_multiple_p,
685 tree_to_aff_combination_expand): Declare.
686 * tree-predcom.c: New file.
687 * common.opt (fpredictive-commoning): New option.
688 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
689 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
690 * Makefile.in (tree-predcom.o): Add.
691 (tree-affine.o): Add TREE_GIMPLE_H dependency.
692 * passes.c (init_optimization_passes): Add dceloop after
693 copy propagation in loop optimizer. Add predictive commoning
694 to loop optimizer passes.
696 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
698 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
701 2007-05-24 Jan Hubicka <jh@suse.cz>
703 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
705 (genheader): Include statistics.h.
707 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
709 * print-rtl.c (flag_dump_unnumbered): Update comments.
710 (print_rtl): Fix my previous change.
711 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
714 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
717 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
719 (thread_through_all_blocks): Call initialize_original_copy_tables
720 and free_original_copy_tables.
721 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
723 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
724 * cfghooks.c (duplicate_block): Use get_loop_copy.
725 * cfg.c: Include cfgloop.h.
726 (loop_copy): New hash table.
727 (initialize_original_copy_tables): Initialize loop_copy table.
728 (free_original_copy_tables): Free loop_copy table.
729 (copy_original_table_clear, copy_original_table_set,
730 set_loop_copy, get_loop_copy): New functions.
731 (set_bb_original, set_bb_copy): Use copy_original_table_set.
732 * cfgloop.h (struct loop): Remove copy field.
733 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
734 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
736 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
738 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
741 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
743 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
744 __builtin_ia32_vec_set_v2di with MASK_64BIT.
746 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
749 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
750 * targhooks.h (default_mangle_decl_assembler_name): Declare
752 * targhooks.c (default_mangle_decl_assembler_name): Define
754 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
756 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
757 * langhooks.c (lhd_set_decl_assembler_name): Call
758 targetm.mangle_decl_assembler_name for names with global scope.
760 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
762 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
763 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
765 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
766 New. Factored out of i386_pe_encode_section_info.
767 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
768 Move check for prior decoration of stdcall
769 symbols to i386_pe_encode_section_info.
770 (i386_pe_encode_section_info): Adjust call to
771 gen_stdcall_or_fastcall_suffix. Use
772 i386_pe_maybe_mangle_decl_assembler_name, if needed.
773 (i386_pe_mangle_decl_assembler_name): New. Wrap
774 i386_pe_maybe_mangle_decl_assembler_name.
776 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
778 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
779 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
780 * langhooks.c (get_signed_or_unsigned_type): Don't check for
781 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
782 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
785 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
786 Nigel Stephens <nigel@mips.com>
787 Richard Sandiford <richard@codesourcery.com>
789 Fix up MIPS16 hard float and add support for complex.
791 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
792 (TARGET_SOFT_FLOAT_ABI): New.
793 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
794 __mips_soft_float to reflect the ABI in use, not whether the
795 FPU is directly accessible (e.g., in MIPS16 mode).
796 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
797 (UNITS_PER_FPVALUE): Likewise.
799 * config/mips/mips.c (mips_expand_call): Remove redundant
801 (mips_arg_regno): New.
802 (function_arg_advance): When setting bits in cum->fp_code for
803 MIPS16, don't subtract 1 from cum->arg_number, since it is now
805 (function_arg): Use mips_arg_regno.
806 (mips_return_mode_in_fpr_p): New.
807 (mips16_call_stub_mode_suffix): New.
808 (mips16_cfun_returns_in_fpr_p): New.
809 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
810 (mips_output_function_prologue): Test mips16_hard_float, not
811 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
812 (mips_expand_epilogue): Call MIPS16 helper routines to copy
813 return value into a floating-point register.
814 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
815 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
816 (mips16_fp_args): Handle MIPS32r2 ISA which supports
817 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
818 word of double arguments from or to the high bits of 64-bit
819 floating point registers.
820 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
821 (mips16_fpret_double): New helper function.
822 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
823 support for complex modes. Fill in DECL_RESULT for stubdecl.
824 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
826 * config/mips/mips16.S
827 (RET, ARG1, ARG2): New.
828 (MERGE_GPRf, MERGE_GPRt): New.
829 (DELAYt, DELAYf): New.
830 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
831 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
832 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
833 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
834 (SFOP): Renamed to...
835 (OPSF3): This, and macro-ified. Updated all uses.
836 (SFOP2): Renamed to...
837 (OPSF2): This, and macro-ified. Updated all uses.
838 (SFCMP): Renamed to...
839 (CMPSF): This, and macro-ified. Updated all uses.
840 (SFREVCMP): Renamed to...
841 (REVCMPSF): This, and macro-ified. Updated all uses.
842 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
843 (LDDBL1, LDDBL2, RETDBL): Deleted.
844 (DFOP): Renamed to...
845 (OPDF3): This, and macro-ified. Updated all uses.
846 (DFOP2): Renamed to...
847 (OPDF2): This, and macro-ified. Updated all uses.
848 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
849 (DFCMP): Renamed to...
850 (CMPDF): This, and macro-ified. Updated all uses.
851 (DFREVCMP): Renamed to...
852 (REVCMPDF): This, and macro-ified. Updated all uses.
853 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
855 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
856 (__mips16_ret_sc, __mips16_ret_dc): New.
857 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
858 STUB_ARGS_6, STUB_ARGS_10): New.
859 (CALL_STUB_NO_RET): New.
860 (__mips16_call_stub_1): Macro-ified.
861 (__mips16_call_stub_5): Macro-ified.
862 (__mips16_call_stub_2): Macro-ified.
863 (__mips16_call_stub_6): Macro-ified.
864 (__mips16_call_stub_9): Macro-ified.
865 (__mips16_call_stub_10): Macro-ified.
866 (CALL_STUB_RET): New.
867 (__mips16_call_stub_sf_0): Macro-ified.
868 (__mips16_call_stub_sf_1): Macro-ified.
869 (__mips16_call_stub_sf_5): Macro-ified.
870 (__mips16_call_stub_sf_2): Macro-ified.
871 (__mips16_call_stub_sf_6): Macro-ified.
872 (__mips16_call_stub_sf_9): Macro-ified.
873 (__mips16_call_stub_sf_10): Macro-ified.
874 (__mips16_call_stub_df_0): Macro-ified.
875 (__mips16_call_stub_df_1): Macro-ified.
876 (__mips16_call_stub_df_5): Macro-ified.
877 (__mips16_call_stub_df_2): Macro-ified.
878 (__mips16_call_stub_df_6): Macro-ified.
879 (__mips16_call_stub_df_9): Macro-ified.
880 (__mips16_call_stub_df_10): Macro-ified.
881 (__mips16_call_stub_sc_0): New.
882 (__mips16_call_stub_sc_1): New.
883 (__mips16_call_stub_sc_5): New.
884 (__mips16_call_stub_sc_2): New.
885 (__mips16_call_stub_sc_6): New.
886 (__mips16_call_stub_sc_9): New.
887 (__mips16_call_stub_sc_10): New.
888 (__mips16_call_stub_dc_0): New.
889 (__mips16_call_stub_dc_1): New.
890 (__mips16_call_stub_dc_5): New.
891 (__mips16_call_stub_dc_2): New.
892 (__mips16_call_stub_dc_6): New.
893 (__mips16_call_stub_dc_9): New.
894 (__mips16_call_stub_dc_10): New.
896 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
897 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
898 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
900 2007-05-23 Ian Lance Taylor <iant@google.com>
902 * doc/invoke.texi (Invoking GCC): Document that the order of the
905 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
908 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
909 * config/score/predicate.md (const_pow2, const_npow2): Remove.
910 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
914 * config/score/score.c (score_print_operand): Make sure that only
917 2007-05-22 Ian Lance Taylor <iant@google.com>
919 * tree-vrp.c (avoid_overflow_infinity): New static function,
920 broken out of set_value_range_to_value.
921 (set_value_range_to_value): Call avoid_overflow_infinity.
922 (extract_range_from_assert): Likewise.
924 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
927 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
928 change the type before looking for a COMPOUND_EXPR.
930 2007-05-22 Ian Lance Taylor <iant@google.com>
932 * lower-subreg.c (decompose_multiword_subregs): If we change an
933 insn, call remove_retval_note on it.
935 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
937 * regs.h (end_hard_regno): New function.
938 (END_HARD_REGNO, END_REGNO): New macros.
939 (add_to_hard_reg_set): New function.
940 (remove_from_hard_reg_set): Likewise.
941 (in_hard_reg_set_p): Likewise.
942 (overlaps_hard_reg_set_p): Likewise.
943 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
944 (note_btr_set): Use END_HARD_REGNO.
945 * caller-save.c (setup_save_areas): Use end_hard_regno.
946 (mark_set_regs): Use END_HARD_REGNO.
947 (add_stored_regs): Use end_hard_regno.
948 (mark_referenced_regs): Use add_to_hard_reg_set.
949 * combine.c (update_table_tick): Use END_REGNO.
950 (record_value_for_reg): Likewise.
951 (record_dead_and_set_regs): Likewise.
952 (get_last_value_validate): Likewise.
953 (use_crosses_set_p): Likewise.
954 (reg_dead_at_p_1): Likewise.
955 (reg_dead_at_p): Likewise.
956 (mark_used_regs_combine): Use add_to_hard_reg_set.
957 (move_deaths): Use END_HARD_REGNO.
958 (reg_bitfield_target_p): Use end_hard_regno.
959 (distribute_notes): Use END_HARD_REGNO.
960 * cse.c (mention_regs): Use END_REGNO.
961 (insert): Use add_to_hard_reg_set.
962 (invalidate): Use END_HARD_REGNO.
963 (invalidate_for_call): Likewise.
964 (exp_equiv_p): Use END_REGNO.
965 (cse_insn): Likewise.
966 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
967 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
968 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
969 * function.c (keep_stack_depressed): Use end_hard_regno.
970 * global.c (global_alloc): Use end_hard_regno.
971 (global_conflicts): Use add_to_hard_reg_set instead of
973 (find_reg): Likewise.
974 (mark_reg_store): Likewise.
975 (mark_reg_conflicts): Likewise.
976 (mark_reg_death): Use remove_from_hard_reg_set.
977 (mark_reg_live_nc): Delete.
978 (set_preference): Use end_hard_regno.
979 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
980 remove_from_hard_reg_set.
981 (post_mark_life): Use add_to_hard_reg_set.
982 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
983 (reg_becomes_live): Use add_to_hard_reg_set.
984 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
985 (peep2_find_free_register): Use add_to_hard_reg_set.
986 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
987 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
988 * regrename.c (note_sets): Use add_to_hard_reg_set.
989 (clear_dead_regs): Use remove_from_hard_reg_set.
990 (regrename_optimize): Use add_to_hard_reg_set.
991 (find_oldest_value_reg): Use in_hard_reg_set_p.
992 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
993 (hard_reg_set_here_p): Use end_hard_regno.
994 (decompose): Likewise.
995 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
996 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
997 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
998 (mark_home_live): Use end_hard_regno.
999 (spill_hard_reg): Likewise.
1000 (clear_reload_reg_in_use): Likewise.
1001 * reorg.c (delete_prior_computation): Use END_REGNO.
1002 * resource.c (update_live_status): Use END_HARD_REGNO.
1003 (mark_referenced_resources): Use add_to_hard_reg_set.
1004 (mark_set_resources): Likewise.
1005 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1006 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1007 (reg_overlap_mentioned_p): Likewise.
1008 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1009 (covers_regno_no_parallel_p): Use END_REGNO.
1010 (find_regno_note): Likewise.
1011 (find_reg_fusage): Use END_HARD_REGNO.
1012 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1013 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1015 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1017 * mode-switching.c (reg_dies): Change type of second argument to
1019 (optimize_mode_switching): Update accordingly.
1021 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1023 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1025 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1026 (hard_reg_set_empty_p): ...these new functions.
1027 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1028 GO_IF_HARD_REG_SUBSET.
1029 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1030 instead of GO_IF_HARD_REG_EQUAL.
1031 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1032 instead of GO_IF_HARD_REG_EQUAL.
1033 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1034 GO_IF_HARD_REG_SUBSET.
1035 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1036 GO_IF_HARD_REG_EQUAL.
1037 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1038 of GO_IF_HARD_REG_SUBSET.
1039 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1040 instead of GO_IF_HARD_REG_EQUAL.
1041 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1042 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1043 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1044 of GO_IF_HARD_REG_SUBSET,
1045 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1046 GO_IF_HARD_REG_SUBSET.
1047 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1048 instead of GO_IF_HARD_REG_EQUAL.
1049 * config/sh/sh.c (push_regs, calc_live_regs): Use
1050 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1051 (hard_regs_intersect_p): Delete.
1053 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1055 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1057 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1058 Richard Henderson <rth@redhat.com>
1060 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1062 (x86_64-*-*): Likewise.
1064 * i386/i386-modes.def (V2QI): New.
1066 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1068 (override_options): Support SSE4.1.
1069 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1070 (IX86_BUILTIN_BLENDPS): Likewise.
1071 (IX86_BUILTIN_BLENDVPD): Likewise.
1072 (IX86_BUILTIN_BLENDVPS): Likewise.
1073 (IX86_BUILTIN_PBLENDVB128): Likewise.
1074 (IX86_BUILTIN_PBLENDW128): Likewise.
1075 (IX86_BUILTIN_DPPD): Likewise.
1076 (IX86_BUILTIN_DPPS): Likewise.
1077 (IX86_BUILTIN_INSERTPS128): Likewise.
1078 (IX86_BUILTIN_MOVNTDQA): Likewise.
1079 (IX86_BUILTIN_MPSADBW128): Likewise.
1080 (IX86_BUILTIN_PACKUSDW128): Likewise.
1081 (IX86_BUILTIN_PCMPEQQ): Likewise.
1082 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1083 (IX86_BUILTIN_PMAXSB128): Likewise.
1084 (IX86_BUILTIN_PMAXSD128): Likewise.
1085 (IX86_BUILTIN_PMAXUD128): Likewise.
1086 (IX86_BUILTIN_PMAXUW128): Likewise.
1087 (IX86_BUILTIN_PMINSB128): Likewise.
1088 (IX86_BUILTIN_PMINSD128): Likewise.
1089 (IX86_BUILTIN_PMINUD128): Likewise.
1090 (IX86_BUILTIN_PMINUW128): Likewise.
1091 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1092 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1093 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1094 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1095 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1096 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1097 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1098 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1099 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1100 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1101 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1102 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1103 (IX86_BUILTIN_PMULDQ128): Likewise.
1104 (IX86_BUILTIN_PMULLD128): Likewise.
1105 (IX86_BUILTIN_ROUNDPD): Likewise.
1106 (IX86_BUILTIN_ROUNDPS): Likewise.
1107 (IX86_BUILTIN_ROUNDSD): Likewise.
1108 (IX86_BUILTIN_ROUNDSS): Likewise.
1109 (IX86_BUILTIN_PTESTZ): Likewise.
1110 (IX86_BUILTIN_PTESTC): Likewise.
1111 (IX86_BUILTIN_PTESTNZC): Likewise.
1112 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1113 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1114 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1115 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1116 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1118 (bdesc_sse_3arg): Likewise.
1119 (bdesc_2arg): Likewise.
1120 (bdesc_1arg): Likewise.
1121 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1123 (ix86_expand_sse_4_operands_builtin): New.
1124 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1125 smaller than 8 bits as the 2nd arg.
1126 (ix86_expand_sse_ptest): New.
1127 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1128 (ix86_expand_vector_set): Support SSE4.1.
1129 (ix86_expand_vector_extract): Likewise.
1131 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1132 __SSE4_1__ for -msse4.1.
1134 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1135 (UNSPEC_INSERTPS): Likewise.
1136 (UNSPEC_DP): Likewise.
1137 (UNSPEC_MOVNTDQA): Likewise.
1138 (UNSPEC_MPSADBW): Likewise.
1139 (UNSPEC_PHMINPOSUW): Likewise.
1140 (UNSPEC_PTEST): Likewise.
1141 (UNSPEC_ROUNDP): Likewise.
1142 (UNSPEC_ROUNDS): Likewise.
1144 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1146 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1147 (const_pow2_1_to_32768_operand): Likewise.
1149 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1152 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1154 (sse4_1_insertps): Likewise.
1155 (*sse4_1_extractps): Likewise.
1156 (sse4_1_ptest): Likewise.
1157 (sse4_1_mulv2siv2di3): Likewise.
1158 (*sse4_1_mulv4si3): Likewise.
1159 (*sse4_1_smax<mode>3): Likewise.
1160 (*sse4_1_umax<mode>3): Likewise.
1161 (*sse4_1_smin<mode>3): Likewise.
1162 (*sse4_1_umin<mode>3): Likewise.
1163 (sse4_1_eqv2di3): Likewise.
1164 (*sse4_1_pinsrb): Likewise.
1165 (*sse4_1_pinsrd): Likewise.
1166 (*sse4_1_pinsrq): Likewise.
1167 (*sse4_1_pextrb): Likewise.
1168 (*sse4_1_pextrb_memory): Likewise.
1169 (*sse4_1_pextrw_memory): Likewise.
1170 (*sse4_1_pextrq): Likewise.
1171 (sse4_1_blendpd): Likewise.
1172 (sse4_1_blendps): Likewise.
1173 (sse4_1_blendvpd): Likewise.
1174 (sse4_1_blendvps): Likewise.
1175 (sse4_1_dppd): Likewise.
1176 (sse4_1_dpps): Likewise.
1177 (sse4_1_movntdqa): Likewise.
1178 (sse4_1_mpsadbw): Likewise.
1179 (sse4_1_packusdw): Likewise.
1180 (sse4_1_pblendvb): Likewise.
1181 (sse4_1_pblendw): Likewise.
1182 (sse4_1_phminposuw): Likewise.
1183 (sse4_1_extendv8qiv8hi2): Likewise.
1184 (*sse4_1_extendv8qiv8hi2): Likewise.
1185 (sse4_1_extendv4qiv4si2): Likewise.
1186 (*sse4_1_extendv4qiv4si2): Likewise.
1187 (sse4_1_extendv2qiv2di2): Likewise.
1188 (*sse4_1_extendv2qiv2di2): Likewise.
1189 (sse4_1_extendv4hiv4si2): Likewise.
1190 (*sse4_1_extendv4hiv4si2): Likewise.
1191 (sse4_1_extendv2hiv2di2): Likewise.
1192 (*sse4_1_extendv2hiv2di2): Likewise.
1193 (sse4_1_extendv2siv2di2): Likewise.
1194 (*sse4_1_extendv2siv2di2): Likewise.
1195 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1196 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1197 (sse4_1_zero_extendv4qiv4si2): Likewise.
1198 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1199 (sse4_1_zero_extendv2qiv2di2): Likewise.
1200 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1201 (sse4_1_zero_extendv4hiv4si2): Likewise.
1202 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1203 (sse4_1_zero_extendv2hiv2di2): Likewise.
1204 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1205 (sse4_1_zero_extendv2siv2di2): Likewise.
1206 (*sse4_1_zero_extendv2siv2di2): Likewise.
1207 (sse4_1_roundpd): Likewise.
1208 (sse4_1_roundps): Likewise.
1209 (sse4_1_roundsd): Likewise.
1210 (sse4_1_roundss): Likewise.
1211 (mulv4si3): Don't expand for SSE4.1.
1212 (smax<mode>3): Likewise.
1213 (umaxv4si3): Likewise.
1214 (uminv16qi3): Likewise.
1215 (umin<mode>3): Likewise.
1216 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1218 * doc/extend.texi: Document SSE4.1 built-in functions.
1220 * doc/invoke.texi: Document -msse4.1.
1222 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1224 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1225 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1226 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1227 (ASM_SPEC): Add asm_pcrel_spec.
1228 (EXTRA_SPECS): Add asm_pcrel_spec.
1230 2007-05-21 David Daney <ddaney@avtrex.com>
1232 * doc/install.texi (Building a cross compiler): Add requirements
1233 for Java cross compiler.
1235 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1238 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1239 Add loopno argument. Use evolution_function_is_invariant_rec_p
1240 instead of evolution_function_is_constant_p.
1241 Update calls to evolution_function_is_affine_multivariate_p.
1242 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1243 Add loopno argument.
1244 * tree-scalar-evolution.c (gather_chrec_stats): Call
1245 evolution_function_is_affine_multivariate_p with a loop
1247 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1248 (analyze_overlapping_iterations): Likewise.
1249 (access_functions_are_affine_or_constant_p): Likewise.
1250 (build_classic_dist_vector_1): If the access functions
1251 are equal, don't do anything.
1253 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1254 Paolo Carlini <pcarlini@suse.de>
1255 Uros Bizjak <ubizjak@gmail.com>
1257 * c-cppbuiltin.c (c_cpp_builtins): Define
1258 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1259 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1260 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1261 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1263 2007-05-21 Mike Stump <mrs@apple.com>
1265 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1267 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1269 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1272 implementation if __OPTIMIZE__ is not defined.
1273 (_mm_alignr_pi8): Ditto.
1274 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1275 (_mm_inserti_si64): Ditto.
1276 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1277 (_mm_slli_epi16): Ditto.
1278 (_mm_slli_epi32): Ditto.
1279 (_mm_slli_epi64): Ditto.
1280 (_mm_srai_epi16): Ditto.
1281 (_mm_srai_epi32): Ditto.
1282 (_mm_srli_si128): Ditto.
1283 (_mm_slli_si128): Ditto.
1284 (_mm_srli_epi16): Ditto.
1285 (_mm_srli_epi32): Ditto.
1286 (_mm_srli_epi64): Ditto.
1287 (_mm_extract_epi16): Ditto.
1288 (_mm_insert_epi16): Ditto.
1289 (_mm_shufflehi_epi16): Ditto.
1290 (_mm_shufflelo_epi16): Ditto.
1291 (_mm_shuffle_epi32): Ditto.
1292 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1294 (_mm_insert_pi16): Ditto.
1296 (_mm_shuffle_pi16): Ditto.
1298 (_mm_shufle_ps): Ditto.
1299 (_mm_prefetch): Ditto.
1301 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1303 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1304 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1305 * real.c (encode_i370_single, decode_i370_single,
1306 encode_i370_double, decode_i370_double): Functions removed.
1307 (i370_single_format, i370_double_format): Initializations removed.
1308 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1309 Consider the log2_b field to always be one.
1310 (ieee_single_format, mips_single_format, coldfire_single_format,
1311 ieee_double_format, mips_double_format, coldfire_double_format,
1312 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1313 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1314 ibm_extended_format, mips_extended_format, ieee_quad_format,
1315 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1316 decimal_single_format, decimal_double_format, decimal_quad_format,
1317 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1318 initialization of log2_b.
1319 * real.h (i370_single_format, i370_double_format): Declarations removed.
1320 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1321 field to always be one.
1323 2007-05-21 Andreas Schwab <schwab@suse.de>
1325 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1326 NOTE_INSN_BASIC_BLOCK_P.
1327 (process_for_unwind_directive): Likewise.
1329 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1331 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1332 * function.h (struct function): Move va_list_gpr_size,
1333 va_list_fpr_size, function_frequency to front of bitfields. Add
1335 (current_function_calls_unwind_init): New.
1336 * except.c (expand_builtin_unwind_init): Set
1337 current_function_calls_unwind_init not
1338 current_function_has_nonlocal_label.
1339 * reload1.c (has_nonexceptional_receiver): New.
1340 (reload): Use it and current_function_calls_unwind_init to
1341 determine whether call-saved regs must be saved.
1343 2007-05-20 Jan Hubicka <jh@suse.cz>
1345 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1346 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1347 * ddg.c (create_ddg): LIkewise.
1348 * final.c (final): Remove hunk moving line numbernotes around since
1349 they are no longer present at this stage.
1350 (final_scan_insn): Use NOTE_KIND instead of
1351 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1352 (output_asm_label): Likewise.
1353 * reorg.c (dbr_schedule): Likewise.
1354 * haifa-sched.c (unlink_other_notes): Likewise.
1355 * mode-switching.c (optimize_mode_switching): Likewise.
1356 * graph.c (start_bb): Likewise.
1357 * rtl.def (NOTE): Update description.
1358 * jump.c (squeeze_notes): Delete.
1359 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1360 NOTE_INSN_BASIC_BLOCK_P when possible.
1361 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1362 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1363 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1364 (dwarf2out_var_location): Likewise.
1365 * cfgbuild.c (make_edges): Likewise.
1366 (find_basic_blocks_1): Likewise.
1367 * function.c (reorder_blocks_1): Likewise.
1368 (epilogue_done): Likewise.
1369 (reposition_prologue_and_epilogue_notes): Likewise.
1370 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1372 (print_rtl): Likewise.
1373 (print_rtl_single): Likewise.
1374 * gcse.c (insert_insn_start_bb): Likewise.
1375 * alias.c (init_alias_analysis): Likewise.
1376 * calls.c (fixup_tail_calls): Likewise.
1377 * except.c (sjlj_emit_function_enter): Likewise.
1378 * emit-rtl.c (add_insn_after): Likeiwse.
1379 (emit_label_before): Likewise.
1380 (emit_label_after): Likewise.
1381 (emit_note_before, emit_note_after, emit_note): Update
1382 parameter to be enum insn_note; do not deal with source
1384 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1385 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1387 (merge_blocks_move_successor_nojumps): Simplify now when
1388 we don't have BLOCK notes.
1389 (try_optimize_cfg): Likewise.
1390 * cfglayout.c (skip_insns_after_block): Likewise.
1391 (record_effective_endpoints): Likewise.
1392 (duplicate_insn_chain): Likewise.
1393 * varasm.c (output_constant_pool_1): Likewise.
1394 * sched-deps.c (sched_analyze): Likewise.
1395 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1397 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1398 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1399 (SET_INSN_DELETED): Simplify.
1400 (NOTE_LINE_NUMBER): Exterminate.
1401 (NOTE_LINE_KIND): New.
1402 (NOTE_INSN_BASIC_BLOCK_P): Update.
1403 (enum insn_note): Simplify.
1404 (GET_NOTE_INSN_NAME) Simplify.
1405 (emit_note_before, emit_note_after, emit_note): Update prototype.
1406 (squeeze_notes): Remove.
1407 * sched-int.h (NOTE_NOT_BB_P): Update.
1408 * resource.c (mark_target_live_regs): Update.
1409 * sched-rgn.c (debug_dependencies): Update.
1410 * sched-vis.c (print_insn): Update.
1411 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1412 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1413 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1414 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1415 (split_branches): Update.
1416 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1418 (sh_adjust_unroll_max): Exterminate.
1419 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1420 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1421 (m68hc11_reorg): Likewise.
1422 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1423 (emit_predicate_relation_info): Update.
1424 (process_for_unwind_directive): Update.
1425 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1426 (output_call): Update.
1427 * config/pa/pa.c (output_lbranch): Update.
1428 (output_millicode_call): Update.
1429 (output_call): Update.
1430 (pa_combine_instructions): Update.
1431 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1432 * config/bfin/bfin.c (gen_one_bundle): Update.
1433 * cfgrtl.c (can_delete_note_p): Update.
1434 (delete_insn): Update.
1435 (rtl_merge_blocks): Update.
1436 (commit_one_edge_insertion): Update.
1437 (rtl_verify_flow_info): Update.
1438 * stmt.c (expand_case): Do not call squeeze_notes.
1440 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1447 * c.opt (Wtype-limits): New.
1448 * doc/invoke.texi (Wtype-limits): Document it.
1449 (Wextra): Enabled by -Wextra.
1450 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1451 * c-common.c (shorten_compare): Warn with Wtype-limits.
1453 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1456 inlined function, not as a macro.
1457 (_mm_alignr_pi8): Ditto.
1458 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1459 (_mm_inserti_si64): Ditto.
1460 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1461 (_mm_extract_epi16): Ditto.
1462 (_mm_insert_epi16): Ditto.
1463 (_mm_shufflehi_epi16): Ditto.
1464 (_mm_shufflelo_epi16): Ditto.
1465 (_mm_shuffle_epi32): Ditto.
1466 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1467 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1469 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1471 (_m_to_float): Use C89 compatible assignment.
1473 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1476 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1478 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1481 * doc/invoke.texi (Wreturn-type): Complete description.
1482 (Wextra): Delete item about return-type warning.
1483 * c-decl.c: Delete redundant Wextra warning.
1485 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1488 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1489 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1490 inlined function, not as a macro.
1491 (_mm_prefetch): Ditto.
1493 (_mm_insert_pi16): Ditto.
1495 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1496 (_m_pshufw): Ditto. Add const to __N argument.
1497 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1498 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1499 (_mm_slli_epi32): Ditto.
1500 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1501 Add __inline to function declaration.
1502 (_mm_slli_si128): Ditto.
1504 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1507 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1509 (struct fenv): New structure.
1510 (FP_HANDLE_EXCEPTIONS): New define.
1511 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1512 (_FP_DECL_EXP): New define.
1513 (FP_INIT_ROUNDMODE): New define.
1514 (FP_ROUNDMODE): New define.
1516 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1518 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1519 (Wconversion): Update description.
1520 (Wconversion-sign): New.
1521 * c.opt (Wconversion-sign): New.
1522 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1523 means disabled for C++. Otherwise, take the status of Wconversion.
1524 * c-common.c (conversion_warning): Warn with either Wconversion or
1526 (warnings_for_convert_and_check): Conditions are already checked by
1528 (convert_and_check): Don't check warnings if the conversion failed.
1530 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1531 Anatoly Sokolov <aesok@dol.ru>
1533 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1534 avr_epilogue_uses) : Add declaration.
1535 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1536 * config/avr/constraints.md (R): New constraint.
1537 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1538 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1539 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1540 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1541 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1542 call_prologue_saves, epilogue_restores, return_from_epilogue,
1543 return_from_main_epilogue, return_from_interrupt_epilogue,
1544 return_from_naked_epilogue, prologue, epilogue): New patterns.
1545 (jump): Handle symbol reference.
1546 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1547 avr_output_function_prologue, avr_output_function_epilogue): Remove
1549 (avr_init_machine_status, expand_prologue, expand_epilogue,
1550 avr_asm_function_end_prologue, avr_epilogue_uses,
1551 avr_asm_function_begin_epilogue): New functions.
1552 (prologue_size, epilogue_size, jump_tables_size): Remove global
1554 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1555 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1556 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1557 (avr_override_options): Initialise init_machine_status.
1558 (output_movhi): Handle all stack pointer loads.
1559 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1560 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1561 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1562 (EPILOGUE_USES) Redefine.
1563 (machine_function) Declare.
1565 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1567 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1568 Use a single return statement.
1570 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1573 * builtins.c (do_mpfr_lgamma_r): New.
1574 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1575 * tree.h (CASE_FLT_FN_REENT): New.
1577 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1579 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1580 (output_die): Use 'unsigned long' with %x.
1581 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1582 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1583 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1585 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1587 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1592 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1593 true if function has no argument.
1595 2007-05-18 DJ Delorie <dj@redhat.com>
1597 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1598 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1600 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1602 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1603 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1604 count_trailing_zeros.
1605 (__i386__): Implement count_leading_zeros using __builtin_clz().
1606 Implement count_trailing_zeros usign __builtin_ctz().
1608 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1610 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1612 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1615 * expr.c (emit_move_change_mode): Change mode of push operands here.
1617 2007-05-17 Ian Lance Taylor <iant@google.com>
1619 PR tree-optimization/31953
1620 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1622 (set_value_range_to_null): Call set_value_range_to_value.
1623 (extract_range_from_comparison): Likewise.
1625 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * toplev.c (print_version): Output GMP/MPFR version info.
1629 * builtins.c (CASE_MATHFN_REENT): New macro.
1630 (mathfn_built_in): Use it.
1631 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1632 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1633 BUILT_IN_LGAMMAL_R): New.
1634 * doc/extend.texi: Document new builtins.
1637 * builtins.c (do_mpfr_remquo): New.
1638 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1639 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1642 * builtins.c (fold_builtin_1): Handle y0, y1.
1643 (fold_builtin_2): Handle yn.
1646 * builtins.c (do_mpfr_bessel_n): New.
1647 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1648 (fold_builtin_2): Handle BUILT_IN_JN.
1650 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1653 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1654 TYPE_PRECISION (intmax_type_node).
1656 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1659 * reload.c (subst_reloads): Remove checking.
1661 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1663 PR rtl-optimization/31691
1664 * combine.c (simplify_set): Build a new src pattern instead of
1665 substituting its operands in the COMPARE case.
1667 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1669 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1670 (execute_vrp): Preserve loops through jump threading.
1671 * tree-ssa-threadupdate.c (thread_single_edge,
1672 dbds_continue_enumeration_p, determine_bb_domination_status,
1673 thread_through_loop_header): New functions.
1674 (create_edge_and_update_destination_phis,
1675 create_edge_and_update_destination_phis): Set loops for the new blocks.
1676 (prune_undesirable_thread_requests): Removed.
1677 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1679 (thread_block): Do not call prune_undesirable_thread_requests.
1681 (mark_threaded_blocks): Select edges to thread here.
1682 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1683 Thread edges through loop headers independently.
1684 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1685 * tree-pass.h (TODO_mark_first_instance): New.
1686 (first_pass_instance): Declare.
1687 * cfghooks.c (duplicate_block): Put the block to the original loop
1688 if copy is not specified.
1689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1690 jump threading. Pass may_peel_loop_headers to
1691 thread_through_all_blocks according to first_pass_instance.
1692 * cfgloop.h (create_preheader): Declare.
1693 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1694 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1695 * passes.c (first_pass_instance): New variable.
1696 (next_pass_1): Set TODO_mark_first_instance.
1697 (execute_todo): Set first_pass_instance.
1699 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1701 PR tree-optimization/24659
1702 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1703 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1704 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1705 OTI_vec_pack_ufix_trunc.
1706 (vec_unpacks_float_hi_optab): Define new macro.
1707 (vec_unpacks_float_lo_optab): Ditto.
1708 (vec_unpacku_float_hi_optab): Ditto.
1709 (vec_unpacku_float_lo_optab): Ditto.
1710 (vec_pack_sfix_trunc_optab): Ditto.
1711 (vec_pack_ufix_trunc_optab): Ditto.
1712 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1713 and vec_pack_[s|u]fix_trunc_optab using
1714 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1715 * tree-vectorizer.c (supportable_widening_operation): Handle
1716 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1717 (supportable_narrowing_operation): New function.
1718 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1719 * tree-vect-transform.c (vectorizable_conversion): Handle
1720 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1721 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1722 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1723 to check for target support.
1724 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1725 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1726 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1727 for VEC_PACK_FIX_TRUNC_EXPR.
1728 (expand_binop): Special case mode of the result for
1729 vec_pack_[u|s]fix_trunc_optab.
1730 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1731 vec_pack_[u|s]fix_trunc_optab.
1733 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1734 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1735 * tree-pretty-print.c (dump_generic_node): Handle
1736 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1737 VEC_PACK_FIX_TRUNC_EXPR.
1739 * expr.c (expand_expr_real_1): Ditto.
1740 * tree-inline.c (estimate_num_insns_1): Ditto.
1741 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1743 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1744 (vec_unpacks_float_lo_v8hi): Ditto.
1745 (vec_unpacku_float_hi_v8hi): Ditto.
1746 (vec_unpacku_float_lo_v8hi): Ditto.
1747 (vec_unpacks_float_hi_v4si): Ditto.
1748 (vec_unpacks_float_lo_v4si): Ditto.
1749 (vec_pack_sfix_trunc_v2df): Ditto.
1751 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1753 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1754 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1755 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1756 [vec_pack_ufix_trunc]: Ditto.
1757 [vec_unpacks_float_hi]: Ditto.
1758 [vec_unpacks_float_lo]: Ditto.
1759 [vec_unpacku_float_hi]: Ditto.
1760 [vec_unpacku_float_lo]: Ditto.
1762 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1764 * soft-fp/README: Update for new files.
1765 * soft-fp/floattisf.c: New file.
1766 * soft-fp/floattidf.c: New file.
1767 * soft-fp/floattitf.c: New file.
1768 * soft-fp/floatuntisf.c: New file.
1769 * soft-fp/floatuntidf.c: New file.
1770 * soft-fp/floatuntitf.c: New file.
1771 * soft-fp/fixsfti.c: New file.
1772 * soft-fp/fixdfti.c: New file.
1773 * soft-fp/fixtfti.c: New file.
1774 * soft-fp/fixunssfti.c: New file.
1775 * soft-fp/fixunsdfti.c: New file.
1776 * soft-fp/fixunstfti.c: New file.
1777 * soft-fp/extendxftf.c: New file.
1778 * soft-fp/trunctfxf.c: New file.
1780 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1781 (__trunctfxf2): Ditto.
1783 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1784 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1785 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1786 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1787 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1788 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1790 * config/i386/t-fprules-softfp64: New file.
1791 * config/i386/sfp-machine.h: New file.
1792 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1793 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1794 and soft-fp/t-softfp to tmake_file.
1795 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1796 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1798 * config/i386/t-linux64 (softfp_wrap_start): New.
1799 (softfp_wrap_end): New.
1800 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1801 supported for TARGET_64BIT.
1803 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1805 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1806 c_common_unsigned_type behavior.
1808 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1810 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1813 2007-05-16 Eric Christopher <echristo@apple.com>
1815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1816 saving after stack push. Set sp_offset whenever we push.
1817 (rs6000_emit_epilogue): Move altivec register restore before
1820 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1822 * configure.ac: Allow sysroots to be relocated under $prefix as
1823 well as $exec_prefix.
1824 * configure: Regenerate.
1826 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1830 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1832 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1833 (gcc_tooldir): Likewise.
1834 * configure: Regenerate.
1835 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1836 old configure.ac gcc_tooldir setting.
1837 (prefix_to_exec_prefix): New variable.
1838 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1839 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1841 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1843 * c-typeck.c (build_binary_op): Return early for error.
1845 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1847 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1848 struct nb_iter_bound.
1849 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1850 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1851 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1852 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1853 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1854 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1855 (del_scev_info): Use ggc_free.
1856 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1857 * loop-init.c: Include ggc.h.
1858 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1859 (loop_optimizer_finalize): Use ggc_free.
1860 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1861 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1862 pass_iv_optimize): Add TODO_ggc_collect.
1863 * function.h (struct function): Remove skip marker from x_current_loops.
1864 * cfgloop.c: Include ggc.h.
1865 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1867 (establish_preds): Vector superloops is gc allocated.
1868 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1870 (flow_loops_find): Vector larray is gc allocated.
1871 (loop_exit_free): Use ggc_free.
1872 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1873 that head of exits list is now not a part of struct loop.
1874 (record_loop_exits): Allocate exits table in gc memory.
1875 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1876 head of exits list is now not a part of struct loop.
1877 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1878 struct loop_exit): Add GTY marker.
1879 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1880 Add skip marker to aux field. Make head of exits list a separate
1882 (struct loops): Add GTY marker. Make larray vector gc allocated.
1883 Add param marker to exits table.
1884 (get_loops): Type changed.
1885 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1887 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1888 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1889 * basic-block.h (struct basic_block_def): Remove skip marker from
1892 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1894 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1895 of 0 in the call to expand_expr().
1896 (expand_builtin_mathfn_3): Ditto.
1897 (expand_builtin_interclass_mathfn): Ditto.
1898 (expand_builtin_cexpi): Ditto.
1899 (expand_builtin_int_roundingfn): Ditto.
1900 (expand_builtin_int_roundingfn_2): Ditto.
1901 (expand_builtin_pow): Ditto.
1902 (expand_builtin_powi): Ditto.
1903 (expand_builtin_bswap): Ditto.
1904 (expand_builtin_unop): Ditto.
1905 (expand_builtin_fabs): Ditto.
1906 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1907 the call to expand_expr().
1908 (expand_builtin_sync_operation): Ditto.
1909 (expand_builtin_compare_and_swap): Ditto.
1910 (expand_builtin_lock_test_and_set): Ditto.
1911 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1912 instead of 0 in the call to expand_expr().
1913 (expand_builtin_extract_return_addr): Ditto.
1914 (expand_builtin_eh_return): Ditto.
1915 (expand_eh_return): Ditto.
1916 * explow.c (expr_size): Ditto.
1917 * expr.c (optimize_bitfield_assignment_op): Ditto.
1918 (expand_assignement): Ditto.
1919 (store_expr): Ditto.
1920 (store_field): Ditto.
1921 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1922 the call to expand_expr().
1923 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1924 in the call to expand_expr().
1925 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1926 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1927 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1929 * optabs.c (expand_vec_shift_expr): Ditto.
1930 (expand_vec_cond_expr): Ditto.
1931 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1932 call to expand_expr().
1933 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1934 in the call to expand_expr().
1936 2007-05-14 Dave Korn <dave.korn@artimi.com>
1938 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1940 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1942 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1943 instead of c_common_unsigned_type.
1944 (c_common_unsigned_type): Remove.
1945 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1946 c_common_unsigned_type.
1947 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1948 c_common_unsigned_type.
1949 * c-common.h (c_common_unsigned_type): Remove.
1950 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1951 c_common_unsigned_type.
1952 * c-format.c (check_format_types): Use unsigned_type_for instead of
1953 c_common_unsigned_type.
1954 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1955 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1956 c_common_unsigned_type.
1957 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1958 lang_hooks.types.unsigned_type.
1959 * expmed.c (make_tree): Use unsigned_type_for instead of
1960 lang_hooks.types.unsigned_type.
1961 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1962 lang_hooks.types.unsigned_type.
1963 (build_range_check): Likewise.
1964 (fold_unary): Likewise.
1965 (fold_binary): Likewise.
1966 (fold_ternary): Likewise.
1967 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1968 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1969 * tree.c (get_unsigned_type): New.
1970 (unsigned_type_for): Use get_unsigned_type instead of
1971 lang_hooks.types.unsigned_type.
1973 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1975 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1976 to m68k_get_function_kind. Update its prototype.
1977 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1979 (m68k_interrupt_function_p): Return enum m68k_function_type
1980 instead of bool. Rename to m68k_get_function_kind.
1981 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1983 (m68k_compute_frame_layout): Don't mark any register for save
1984 if an interrupt_thread attribute is specified.
1985 (m68k_hard_regno_rename_ok): Update a use of
1986 m68k_interrupt_function_p.
1987 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1988 m68k_interrupt_function_p.
1989 (m68k_function_type): New.
1990 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1991 for a function with an interrupt_thread attribute.
1992 * doc/extend.texi: Document the interrupt_thread attribute.
1994 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1996 Fix PR tree-optimization/31911
1997 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1998 if they didn't change the expression.
2000 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2002 * tree-scalar-evolution.c (resolve_mixers): Exported.
2003 * tree-scalar-evolution.h (resolve_mixers): Declare.
2004 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2005 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2006 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2007 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2008 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2009 strip_conversion, analyze_offset_expr, address_analysis,
2010 object_analysis, analyze_offset): Removed.
2011 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2012 split_constant_offset, canonicalize_base_object_address,
2013 object_address_invariant_in_loop_p, disjoint_objects_p,
2014 dr_may_alias_p, dr_address_invariant_p): New functions.
2015 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2016 and dr_analyze_alias.
2017 (initialize_data_dependence_relation): Use dr_may_alias_p
2018 and object_address_invariant_in_loop_p.
2019 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2021 (find_data_references_in_stmt): Restrict the analysis of data references
2022 to the given loop nest.
2023 (find_data_references_in_loop): Made static. Pass loop nest to
2024 find_data_references_in_stmt.
2025 (compute_data_dependences_for_loop): Use DR_VOPS.
2026 (free_data_ref): Free DR_VOPS.
2027 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2028 (struct innermost_loop_behavior): ... new.
2029 (struct base_object_info): Replaced by ...
2030 (struct indices): ... new.
2031 (struct dr_alias): New.
2032 (enum data_ref_type): Removed.
2033 (struct data_reference): Consist of struct innermost_loop_behavior,
2034 struct indices and struct dr_alias.
2035 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2036 (DR_MEMTAG): Renamed to ...
2037 (DR_SYMBOL_TAG): ... this.
2038 (find_data_references_in_loop): Declaration removed.
2039 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2040 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2041 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2042 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2044 2007-05-13 Revital Eres <eres@il.ibm.com>
2046 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2047 which walks virtual def-use chains to find redundant stores.
2048 (dse_optimize_stmt): Call it.
2050 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2052 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2053 * passes.c (init_optimization_passes): Move pass_jump_bypass
2056 * basic-block.h (bb_has_eh_pred): Fix style issue.
2058 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2060 PR rtl-optimization/31848
2061 * loop-invariant.c (move_invariant_reg): If we move an insn
2062 with a REG_EQUAL note, and that insn is not always executed,
2063 remove the REG_EQUAL note.
2065 2007-05-12 Richard Guenther <rguenther@suse.de>
2067 PR tree-optimization/31797
2068 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2069 propagate into a stmt that has volatile ops.
2071 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2073 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2074 (gcc_tooldir): Likewise.
2075 * configure: Regenerate.
2076 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2077 old configure.ac gcc_tooldir setting.
2078 (prefix_to_exec_prefix): New variable.
2079 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2080 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2082 2007-05-11 Silvius Rus <rus@google.com>
2084 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2085 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2086 * c-common.h (strict_aliasing_warning): Change return type.
2087 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2088 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2089 (build_c_cast): Condition call to strict_aliasing_warning.
2090 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2091 * flags.h (set_Wstrict_aliasing): Declare.
2092 * opts.c (set_Wstrict_alising): Define, add call to.
2093 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2094 * tree-ssa-alias-warnings.c: New file.
2095 * tree-ssa-alias.c (compute_may_aliases): Add call to
2096 strict_aliasing_warning_backend.
2098 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2100 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2101 Use loop_depth and loop_outer accessor functions.
2102 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2103 determine_invariantness_stmt, move_computations_stmt): Ditto.
2104 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2105 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2106 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2107 * tree-scalar-evolution.c (interpret_loop_phi,
2108 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2109 instantiate_parameters_1, scev_const_prop): Ditto.
2110 * cfghooks.c (make_forwarder_block): Ditto.
2111 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2112 * modulo-sched.c (loop_canon_p): Ditto.
2113 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2114 slpeel_can_duplicate_loop_p): Ditto.
2115 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2116 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2117 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2118 cancel_loop, verify_loop_structure): Ditto.
2119 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2120 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2121 superloops vector instead of "pred" array.
2122 (establish_preds): Take father loop as an argument. Initialize the
2124 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2125 initialize loop->outer.
2126 (flow_loop_tree_node_remove): Truncate the superloops vector.
2127 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2128 "pred" merged to "superloops" vector.
2129 (loop_depth, loop_outer): New.
2130 (fel_init): Use loop_outer.
2132 2007-05-11 Jan Hubicka <jh@suse.cz>
2134 * cgraphunit.c: Include gt-cgraphunit.h
2135 (static_ctors, static_dtors): New static vars.
2136 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2137 based on implementation in c-common.c
2138 (cgraph_finalize_function): Call record_cdtor_fn.
2139 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2140 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2141 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2142 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2143 build_cdtor, c_build_cdtor_fns): Remove.
2144 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2145 c_build_cdtor_fns): Remove prototype.
2147 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2150 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2151 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2152 * builtins.c (fold_builtin_memchr): New.
2153 (expand_builtin_memchr): Call the latter.
2154 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2155 * doc/extend.texi ([Other built-in functions provided by GCC]):
2158 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2160 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2161 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2162 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2163 PFPO_OP1_TYPE_SHIFT): Constants added.
2164 (DFP_ALL): Mode macro defined.
2165 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2166 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2167 Insn definitions added.
2168 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2169 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2172 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2174 PR tree-optimization/31885
2175 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2177 (automatically_generated_chrec_p): Return false for NULL.
2179 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2181 * config/bfin/bfin.h (MOVE_RATIO): Define.
2183 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2185 * config.gcc (sparc-wrs-vxworks): New target.
2186 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2187 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2188 * config/sparc/sparc.h: Include vxworks-dummy.h.
2189 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2190 include LABEL_REFs too.
2191 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2192 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2194 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2196 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2197 (sparc_emit_call_insn): New function.
2198 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2199 functions when generating VxWorks PIC.
2200 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2201 (call, call_value): Use sparc_emit_call_insn instead of
2204 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2206 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2208 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2210 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2211 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2212 instead of operand_subword.
2214 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2216 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2217 * config/bfin/bfin.c (bfin_local_alignment): New function.
2218 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2220 2007-05-08 Chao-ying Fu <fu@mips.com>
2222 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2223 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2224 (smsub_widen_optab, umsub_widen_optab): Define.
2225 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2227 * genopinit.c (optabs): Fill in smsub_widen_optab and
2229 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2230 and umsub_widen_optab to implement multiply-subtract sequences.
2231 * config/mips/mips.md (*msac<u>_di): Rename to...
2232 (<u>msubsidi4): ...this. Extend condition to include
2233 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2234 of operand 0 to "ka" and use the three-operand form of msub<u>
2236 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2239 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2241 PR rtl-optimization/28011
2242 * reload.c (push_reload): Set dont_share if IN appears in OUT
2243 also when IN is a PLUS rtx.
2244 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2247 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2249 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2250 call unshare_all_decls.
2251 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2252 (unshare_all_decls): Remove.
2254 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2257 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2260 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2261 Nigel Stephens <nigel@mips.com>
2263 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2264 Update comments and all uses.
2265 (MIN_FPRS_PER_FMT): Define.
2266 * config/mips/mips.c (function_arg): Fix to correctly handle
2267 the -mips32r2 -mfp64 -mabi=32 case.
2268 (override_options): Enable use of odd-numbered registers for
2269 SFmode values on MIPS32.
2270 (mips_save_reg_p): Save whole floating-point register pair if
2271 either half is used.
2272 (compute_frame_size): Fix comment.
2274 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2276 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2277 argument of type bool.
2278 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2279 argument. Safely select temporary P register according to it.
2280 (do_link): Change call site of add_to_reg accordingly.
2281 (do_unlink): Add epilogue_p as a fourth argument and pass it
2283 (expand_interrupt_handler_epilogue): Change call of do_unlink
2285 (bfin_expand_prologue): Add a third argument sibcall_p.
2286 * config/bfin/bfin.md (epilogue): Change call of
2287 bfin_expand_epilogue accordingly.
2288 (sibcall_epilogue): Likewise.
2289 (eh_return_internal): Likewise.
2291 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2292 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2293 * config/bfin/bfin.c (bfin_handle_option): Handle
2294 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2295 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2296 Support bf534, bf536 and bf561.
2297 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2299 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2302 * config/i386/i386.c (ix86_function_regparm): Process local
2303 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2305 2007-05-07 Mike Stump <mrs@apple.com>
2307 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2308 also checks for and while statements in C++.
2310 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2312 * gcc.c (at_file_supplied): New variable.
2313 (main): Set it if we expanded argv.
2314 (do_spec_1): Pass an @-file to the linker if we were called with
2315 an @-file argument and HAVE_GNU_LD.
2316 * collect2.c (at_file_supplied): New variable.
2317 (response_file): New variable.
2318 (collect_exit): Unlink response_file if necessary.
2319 (handler): Likewise.
2320 (do_wait): Likewise.
2321 (main): Set at_file_supplied if we expanded argv.
2322 (collect_execute): Pass an @-file to subprocesses if we were called
2323 with an @-file argument.
2324 * configure.ac: Add define for HAVE_GNU_LD.
2325 * configure: Regenerate.
2326 * config.in: Regenerate.
2328 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2330 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2336 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2338 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2339 (TARGET_ENCODE_SECTION_INFO): Re-define.
2340 (m32c_encode_section_info): New
2341 (function_vector_handler): New
2342 (current_function_special_page_vector): New
2343 (m32c_special_page_vector_p): New.
2344 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2346 * config/m32c/jump.md: Added instruction JSRS for functions
2347 with attribute "function_vector".
2348 * doc/extend.texi (function_vector): Added description
2349 for M16C, M32C targets.
2351 2007-05-07 DJ Delorie <dj@redhat.com>
2354 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2355 ashrpsi3, lshrpsi3): Update shift count constraint.
2357 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2358 Nathan Froyd <froydnj@codesourcery.com>
2361 * c-incpath.c (add_path): Strip trailing path separators.
2363 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2366 Free dominance info before purging EH edges.
2367 (eliminate_degenerate_phis): Likewise.
2368 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2370 2007-05-07 Jan Hubicka <jh@suse.cz>
2372 * gimplify.c (gimplify_expr): Do not crash when folding
2373 (void *)(int)&a + 4.
2375 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2378 * c-opts.c (lang_fortran): Make it non static.
2379 * c-common.h (lang_fortran): New prototype.
2380 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2381 -lang-fortran option was passed by the driver.
2383 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2385 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2386 of ASSERT_CHECKING. Tweak message.
2388 2007-05-06 Revital Eres <eres@il.ibm.com>
2391 * loop-unroll.c (insert_var_expansion_initialization):
2392 Initialize the expansions with -zero instead of +zero.
2394 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2396 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2397 into pic and non-pic versions. Mark r19 as used for
2398 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2399 for tgd_load, tld_load and tie_load .
2400 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2401 version of tgd_load, tld_load and tie_load depending on the
2404 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2405 Jakub Jelinek <jakub@redhat.com>
2407 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2408 (__do_global_dtors_aux): Use more paranoid loop to run
2409 destructors if HIDDEN_DTOR_LIST_END.
2410 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2412 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2414 * varasm.c (align_variable): Don't increase alignment for
2415 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2416 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2418 2007-05-04 Josh Conner <jconner@apple.com>
2420 * basic-block.h (cdi_direction): Assign values to all enumeration
2422 (dom_computed): Remove.
2423 (dom_info_state): New.
2424 (set_dom_info_availability): New.
2425 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2426 walk_data.dom_direction.
2427 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2428 instead of dom_computed[].
2429 (split_edge): Likewise.
2430 (create_basic_block): Likewise.
2431 (merge_blocks): Likewise.
2432 * ifcvt.c (find_if_header): Likewise.
2433 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2434 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2435 * tree-ssa.c (verify_ssa): Likewise.
2436 * tree-cfg.c (tree_verify_flow_info): Likewise.
2437 (remove_edge_and_dominated_blocks): Likewise.
2438 * dominance.c (dom_computed): Make static.
2439 (calc_dfs_tree_nonrec): Change third param to a bool.
2440 (calc_dfs_tree): Change second param to a bool.
2441 (calc_idioms): Change second param to a bool. Use
2442 dom_convert_dir_to_idx.
2443 (init_dom_info): Validate dir before using.
2444 (dom_convert_dir_to_idx): New.
2445 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2446 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2447 (free_dominance_info): Use dom_convert_dir_to_idx.
2448 (get_immediate_dominator): Likewise.
2449 (set_immediate_dominator): Likewise.
2450 (get_dominated_by): Likewise.
2451 (redirect_immediate_dominators): Likewise.
2452 (nearest_common_denominator): Likewise.
2453 (dominated_by_p): Likewise.
2454 (bb_dom_dfs_in): Likewise.
2455 (bb_dom_dfs_out): Likewise.
2456 (recount_dominator): Likewise.
2457 (iterate_fix_dominators): Likewise.
2458 (add_to_dominance_info): Likewise.
2459 (delete_from_dominance_info): Likewise.
2460 (first_dom_son): Likewise.
2461 (next_dom_son): Likewise.
2462 (dom_info_available_p): Likewise.
2463 (dom_info_state): New.
2464 (set_dom_info_availability): New.
2466 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2468 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2470 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2472 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2474 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2475 (subdi3, subdi_carry): Delete.
2477 2007-05-04 Jan Hubicka <jh@suse.cz>
2478 Richard Guenther <rguenther@suse.de>
2480 * opts.c (decode_options): Do not fiddle with inlining
2481 parameters in case of optimizing for size.
2482 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2483 for size do nothing.
2484 (cgraph_decide_inlining_of_small_function): When optimizing for
2485 size never inline functions increasing caller size.
2486 (cgraph_early_inlining): Inline for size when optimizing for size.
2488 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2490 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2491 logical operations piecewise.
2492 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2493 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2494 subdi_sesidi_di): Delete.
2495 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2496 the generated sequence. Allow three-reg add in constraints. Rewrite
2497 the rtl expression for carry to avoid zero_extend of a constant.
2498 (sub_with_carry): New pattern.
2499 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2500 different sequence not involving jumps.
2501 (notbi): Now a named pattern.
2503 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2505 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2506 Add the note about a significant loss of accuracy of some
2507 mathematical routines when these options are used.
2509 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2511 * haifa-sched.c (rtx_vec_t): New typedef.
2512 (contributes_to_priority_p): Extract piece of priority () into new
2514 (priority): Use the function. Add assertion.
2515 (rank_for_schedule, set_priorities): Add assertion to check that
2516 insn's priority is initialized.
2517 (clear_priorities, calc_priorities): Change signature. Make it update
2518 all relevant insns. Update all callers ('add_to_speculative_block ()'
2519 and 'create_block_check_twin ()').
2520 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2521 Add new field 'priority_status'.
2522 (INSN_PRIORITY_STATUS): New macro.
2523 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2525 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2527 * sched-ebb.c (debug_ebb_dependencies): New static function.
2528 (init_ready_list): Use it.
2530 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2531 with changed signature and 'debug_rgn_dependencies ()'.
2532 (debug_rgn_dependencies): New static function.
2533 (init_ready_list): Use it.
2535 * sched-int.h (debug_dependencies): Declare.
2537 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2539 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2541 2007-05-04 Dirk Mueller <dmueller@suse.de>
2543 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2545 2007-05-03 Jan Hubicka <jh@suse.cz>
2547 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2548 for pointer type in more cases than before.
2550 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2552 * tree-object-size.c (plus_expr_object_size): When operand size is
2553 unknown, return unknown.
2555 2007-05-03 Dirk Mueller <dmueller@suse.de>
2557 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2559 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2562 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2564 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2566 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2568 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2570 * config/soft-fp/double.h, config/soft-fp/extended.h,
2571 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2572 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2573 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2574 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2577 2007-05-03 Ian Lance Taylor <iant@google.com>
2579 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2580 MASK_PPC_GFXOPT for 8540 or 8548.
2582 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2584 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2585 vect_print_dump_info() to output debug information.
2587 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2590 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2591 operands of size 2 when operand is not MEM_P.
2593 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2595 PR tree-optimization/30565
2596 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2598 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2600 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2601 (umulsi3_highpart): Use them.
2602 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2603 for final accumulator to D regisster tranfser.
2605 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2607 PR tree-optimization/31699
2608 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2610 (vect_enhance_data_refs_alignment): Compute peel amount using
2611 TYPE_VECTOR_SUBPARTS instead of vf.
2612 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2614 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2617 * system.h: Remove inclusion of double-int.h
2618 * tree.h: Include double-int.h
2619 * gengtype.c: Likewise
2620 * cfgloop.h: Likewise
2621 * Makefile.in: Adjust dependencies on double-int.h
2623 2007-05-02 Eric Christopher <echristo@apple.com>
2625 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2626 -shared to -Zdynamiclib.
2628 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2631 * c-common.c (strip_pointer_or_array_types): New function.
2632 * c-common.h (strip_pointer_or_array_types): New function declaration.
2634 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2636 PR tree-optimization/31771
2637 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2639 2007-05-02 Paul Brook <paul@codesourcery.com>
2641 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2643 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2646 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2649 2007-05-02 Nick Clifton <nickc@redhat.com>
2651 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2653 2007-05-02 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/31146
2656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2657 argument, single_use_p. If we have a single use that is
2658 a conversion to the definition rhs type, propagate that rhs.
2659 (forward_propagate_addr_expr): Pass single_use_p argument
2660 to forward_propagate_addr_expr_1.
2662 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2664 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2667 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2669 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2670 'AMD Family 10 core'.
2672 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2674 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2675 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2676 with SSE3 instruction set support.
2677 * doc/invoke.texi: Likewise.
2679 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2681 * config/i386/i386.c (override_options): Tuning 32-byte loop
2682 alignment for amdfam10 architecture. Increasing the max loop
2683 alignment to 24 bytes.
2685 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2687 * config/m68k/constraints.md: New.
2688 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2689 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2690 EXTRA_CONSTRAINT): Remove.
2691 * config/m68k/m68k.md: Include constraints.md.
2692 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2694 2007-05-01 Ian Lance Taylor <iant@google.com>
2696 PR tree-optimization/31739
2697 * tree-vrp.c (vrp_val_is_max): New static function.
2698 (vrp_val_is_min): New static function.
2699 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2701 (set_value_range): Use vrp_val_is_{max,min}.
2702 (extract_range_from_assert): Likewise.
2703 (extract_range_from_binary_expr): Likewise.
2704 (extract_range_from_unary_expr): Likewise.
2705 (dump_value_range, vrp_meet): Likewise.
2706 (vrp_visit_phi_node): Likewise.
2707 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2709 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2711 * config/i386/gmon-sol2.c (size_t): New type.
2712 (intptr_t): Likewise.
2713 (s_textsize): Declare as size_t.
2715 (monstartup): Use size_t for sizes.
2716 (_mcount): Save and restore registers.
2717 (internal_mcount): Pass 0 as the first argument to monstartup
2719 (moncontrol): Convert pointer to appropriately sized integer
2720 before passing to profil.
2722 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2724 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2725 __NO_FPRS__, not just if _SOFT_DOUBLE.
2726 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2727 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2728 also for E500 double.
2729 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2730 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2733 2007-05-01 Richard Guenther <rguenther@suse.de>
2735 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2738 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2740 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2742 2007-05-01 Jan Hubicka <jh@suse.cz>
2744 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2747 2007-05-01 Jan Hubicka <jh@suse.cz>
2749 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2750 (maybe_fold_offset_to_reference): Declare.
2751 * fold-const.c (fold_unary): Do not fold
2752 (type *)&A into &A->field_of_type_and_offset_0
2753 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2754 size is unknown, give up.
2755 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2757 (maybe_fold_offset_to_reference): New.
2758 (maybe_fold_stmt_indirect): Use it.
2759 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2760 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2762 (gimplify_expr): Likewise for plus_expr.
2764 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2766 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2767 bsi_after_labels. Always insert statements before bsi.
2768 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2769 * predict.c (apply_return_prediction): Check for empty blocks.
2770 * cfgexpand.c (lab_rtx_for_bb): New variable.
2771 (label_rtx_for_bb): Do not create new tree labels.
2772 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2773 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2774 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2776 (label_for_bb): Add field used.
2777 (update_eh_label, main_block_label): Mark the label used.
2778 (cleanup_dead_labels): Remove unused labels.
2780 2007-05-01 Richard Guenther <rguenther@suse.de>
2782 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2783 if it is not about to be set.
2784 (get_value_range): Do not pre-allocate equiv bitmap.
2785 (update_value_range): No need to clear equiv field.
2786 (add_equivalence): Change prototype to get bitmap pointer.
2787 Allocate bitmap here if it is not already.
2788 (extract_range_from_assert): Do not allocate bitmap here.
2789 Update callers to add_equivalence.
2790 (extract_range_from_ssa_name): Likewise.
2791 (get_vr_for_comparison): New static helper.
2792 (compare_name_with_value): Handle NULL equiv bitmap by
2793 peeling the first iteration of the comparison loop.
2794 Use get_vr_for_comparison.
2795 (compare_names): Handle NULL equiv bitmaps by using fake
2796 ones. Use get_vr_for_comparison.
2798 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2800 * double-int.c (mpz_set_double_int): Moved from
2801 tree-ssa-loop-niter.c.
2802 (mpz_get_double_int): Likewise; also, add option to wrap
2803 out-of-range integers.
2804 * double-int.h: New prototypes for above.
2805 * tree.c (get_static_type_bounds): Moved from
2806 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2807 TYPE_MAX_VALUE if they exist..
2808 * tree.h: New prototype for above.
2809 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2810 get_type_bounds calls.
2811 (mpz_set_double_int): Move to double-int.c.
2812 (get_type_bounds): Move to tree.c, rename to
2813 get_static_type_bounds.
2814 (mpz_to_double_int): Move to double-int.c, rename to
2817 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2819 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2820 DIV0 exception can fall through to a normal return.
2822 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2826 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2827 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2828 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2829 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2830 initialize align to silence bogus warning.
2831 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2832 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2834 (struct sra_walk_fns): Remove use_all parameter from use.
2835 (sra_hash_tree): Handle BIT_FIELD_REFs.
2836 (sra_elt_hash): Don't hash bitfld blocks.
2837 (sra_elt_eq): Skip them in parent compares as well. Handle
2839 (sra_walk_expr): Don't maintain or pass down use_all_p.
2840 (scan_use): Remove use_all parameter.
2841 (scalarize_use): Likewise. Re-expand assignment to
2842 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2843 output, and re-scalarize after output. Don't mark anything
2845 (scalarize_ldst): Adjust.
2846 (scalarize_walk_gimple_modify_statement): Likewise.
2847 (build_element_name_1): Handle BIT_FIELD_REFs.
2848 (instantiate_element): Don't warn for any element whose parent
2850 (instantiate_missing_elements_1): Return the sra_elt.
2851 (canon_type_for_field): New.
2852 (try_instantiate_multiple_fields): New.
2853 (instantiate_missing_elemnts): Use them.
2854 (mark_no_warning): Removed.
2855 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2856 (REPLDUP, sra_build_elt_assignment): New.
2857 (generate_copy_inout): Use them.
2858 (generate_element_copy): Likewise. Handle bitfld differences.
2859 (generate_element_zero): Don't recurse for blocks. Use
2860 sra_build_elt_assignment.
2861 (generate_one_element_int): Take elt instead of var. Use
2862 sra_build_elt_assignment.
2863 (generate_element_init_1): Adjust.
2864 (scalarize_use, scalarize_copy): Use REPLDUP.
2865 (scalarize_ldst): Move assert before dereference.
2866 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2868 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2871 * tree.c (reconstruct_complex_type): Reconstruct a reference
2873 Also use the same mode for the pointer as the old pointer type.
2875 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2877 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2880 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2882 PR rtl-optimization/31676
2883 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2884 (df_refs_record): Call it.
2886 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2888 * rtl.def (SS_ABS): New code.
2889 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2890 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2891 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2892 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2893 (bfin_init_builtins): Define them.
2894 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2895 (bfin_expand_builtin): ... and handle the others here.
2896 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2897 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2898 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2899 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2900 operand is only HImode.
2902 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2904 * regclass.c (scan_one_insn): Remove splitting of
2907 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2908 Nigel Stephens <nigel@mips.com>
2910 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2912 2007-04-28 Jan Hubicka <jh@suse.cz>
2914 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2915 insn_locators_alloc instead of insn_locators_initialize;
2916 call reset_block_changes.
2917 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2918 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2919 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2920 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2921 * config/score/score.c (th_output_mi_thunk): Likewise.
2922 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2923 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2924 tolerate uninitialized locator info.
2927 * function.c (init_function_start): Don't init line number info.
2928 (expand_function_end): Update.
2929 (reset_block_changes, record_block_change, finalize_block_changes,
2930 check_block_change, free_block_changes): Kill.
2931 * function.h (reset_block_changes, record_block_change,
2932 finalize_block_changes, check_block_change, free_block_changes): Remove
2934 (struct function): Remove ib_boundaries_block.
2935 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2936 Use curr_insn_locator to initialize locator.
2937 (emit_line_note): Remove.
2938 * cfgexpand.c (expand_gimple_cond_expr): Update.
2939 (construct_exit_block): Likewise.
2940 (tree_expand_cfg): Initialize/finalize locators.
2941 * expr.c (expand_expr_real): Update.
2942 * cfglayout.c (line_locators_locs, line_locators_lines,
2943 file_locators_locs, file_locators_files): Remove.
2944 (set_block_levels): Move to cfgexpand.c.
2945 (insn_locators_initialize): Remove.
2946 (pass_insn_locators_initialize): Remove.
2947 (locations_locators_locs, locations_locators_vals): New static vars.
2948 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2950 (insn_locators_alloc, insn_locators_finalize,
2951 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2953 (locator_location): New.
2954 (locator_line, locator_file): Rewrite.
2955 * rtl.h (emit_line_note): Kill.
2956 (insn_locators_alloc, insn_locators_finalize,
2957 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2959 * tree-inline.c (initialize_cfun): Do not initialize
2960 ib_boundaries_block.
2961 * passes.c (pass_insn_locators_initialize): Remove.
2963 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2965 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2966 info. Update last_basic_block correctly.
2968 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2971 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2972 register itself to hold the offset constant. Tell flow the use
2973 of r4 and r5 when they are used.
2975 2007-04-27 Richard Guenther <rguenther@suse.de>
2977 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2978 if we simplified anything.
2979 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2980 warnings until we did a simplification and the stmt was not
2981 marked as TREE_NO_WARNING.
2983 2007-04-27 Mike Stump <mrs@apple.com>
2985 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2987 2007-04-27 Ian Lance Taylor <iant@google.com>
2990 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2991 TYPE_MAX_VALUE exist, convert them to the new type.
2993 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2995 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2996 if it claims to be available.
2997 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2999 (perform_tree_ssa_dce): Always free postdominators.
3001 2007-04-27 Richard Henderson <rth@redhat.com>
3003 * config/alpha/predicates.md (aligned_memory_operand): Mark
3004 as define_special_predicate.
3005 (unaligned_memory_operand, normal_memory_operand): Likewise.
3006 (reg_or_unaligned_mem_operand): Remove.
3007 (any_memory_operand): Match the documentation and check for
3008 non-renumbered pseudos during reload.
3009 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3010 alpha_secondary_reload_class, update to new interface, make static.
3011 Handle CQImode like HImode. Remove FP subreg check.
3012 (alpha_expand_mov): Use replace_equiv_address.
3013 (alpha_expand_mov_nobwx): Use any_memory_operand.
3014 (TARGET_SECONDARY_RELOAD): New.
3015 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3016 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3017 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3018 * config/alpha/alpha.md: ... here.
3019 (RELOAD12, reloadmode): New.
3021 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3022 Don't handle the aligned case here.
3023 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3024 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3025 reload_inhi_help. Don't expect a scratch register.
3026 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3028 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3030 2007-04-27 Richard Guenther <rguenther@suse.de>
3032 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3034 2007-04-27 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/30965
3037 PR tree-optimization/30978
3038 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3039 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3040 (find_equivalent_equality_comparison): Likewise.
3041 (simplify_cond): Likewise.
3042 (get_prop_source_stmt): New helper.
3043 (get_prop_dest_stmt): Likewise.
3044 (can_propagate_from): Likewise.
3045 (remove_prop_source_from_use): Likewise.
3046 (combine_cond_expr_cond): Likewise.
3047 (forward_propagate_comparison): New function.
3048 (forward_propagate_into_cond): Rewrite to use fold for
3050 (tree_ssa_forward_propagate_single_use_vars): Call
3051 forward_propagate_comparison to propagate comparisons.
3053 2007-04-27 Richard Guenther <rguenther@suse.de>
3055 PR tree-optimization/31715
3056 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3057 sure to do computation on the offset in an appropriate
3060 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3062 * reload.h (elimination_target_reg_p): Declare.
3063 * reload.c (find_reloads): Don't apply the reg_rtx move
3064 optimization if the SET_DEST satisfies elimination_target_reg_p.
3065 * reload1.c (elimination_target_reg_p): New function.
3066 (gen_reload): In the move/add2 fallback, make sure that op0
3067 does not overlap the destination register.
3069 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3071 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3072 transform only GIMPLE_MODIFY_STMTs.
3073 * tree-complex.c (expand_complex_operations_1): Ditto.
3074 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3075 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3076 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3078 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3079 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3080 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3081 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3082 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3083 slpeel_add_loop_guard): Ditto.
3084 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3085 * lambda-code.c (perfect_nestify): Ditto.
3086 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3087 before the first statement.
3088 * tree-optimize.c (execute_free_datastructures): Fix comments.
3089 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3090 * tree-flow.h (disband_implicit_edges): Declaration removed.
3091 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3093 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3095 (disband_implicit_edges, has_label_p): Removed.
3096 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3097 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3099 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3101 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3102 also for COND_EXPRs.
3103 * cfgexpand.c (label_rtx_for_bb): New function.
3104 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3105 Use label_rtx_for_bb to find the labels.
3106 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3107 last block. Detect fallthru edges.
3109 2007-04-26 Ian Lance Taylor <iant@google.com>
3112 * reload.c (find_reloads_subreg_address): If the address was valid
3113 in the original mode but not in the new mode, reload the whole
3116 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3118 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3119 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3120 (cleanup_control_expr_graph): Do not invalidate dominance info.
3121 Record altered blocks.
3122 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3123 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3124 cleanup_tree_cfg_bb): New functions.
3125 (remove_forwarder_block): Do not maintain the worklist of blocks.
3126 Record altered blocks.
3127 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3129 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3130 delete_unreachable_blocks if dominators are not available.
3131 * tree-inline.c (optimize_inline_calls): Free dominance information
3133 * tree-flow.h (remove_edge_and_dominated_blocks,
3134 cfgcleanup_altered_bbs): Altered.
3135 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3137 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3139 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3140 do not invalidate dominators.
3142 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3144 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3145 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3146 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3147 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3149 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3151 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3153 2007-04-26 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/31703
3156 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3157 the right type for the target of the bittest.
3159 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3161 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3162 ix86_sol10_return_in_memory.
3164 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3166 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3169 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3172 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3174 PR tree-optimization/30558
3175 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3176 clear this_state.prev_try.
3178 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3179 Mark Mitchell <mark@codesourcery.com>
3181 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3182 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3183 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3185 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3188 * doc/invoke.texi (%:print-asm-header): Document.
3189 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3191 (static_spec_functions): Add print-asm-header.
3192 (main): Print a banner before the --target-help linker options.
3193 (print_asm_header_spec_function): New function.
3195 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3198 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3199 (movsf_ie): Likewise.
3201 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3203 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3205 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3207 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3209 (__umodsi3, __modsi3): Likewise.
3211 2007-04-25 Dirk Mueller <dmueller@suse.de>
3213 * c-typeck.c (build_compound_expr): Annotate warning()
3214 call with OPT_Wunused_value.
3215 * tree-ssa.c (warn_uninit): Annotate warning with
3217 * c-common.c (handle_sentinel_attribute): Annotate warning
3218 call with OPT_Wattributes.
3220 2007-04-25 Thiemo Seufer <ths@mips.com>
3222 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3224 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3225 on to the assembler. Improve handling of -mno-mips16. Add handling
3226 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3227 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3228 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3229 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3231 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3234 * config/i386/winnt.c (i386_pe_file_end): Strip only
3235 USER_LABEL_PREFIX when writing export name.
3237 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3239 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3240 sh/elf.h, vx-common.h and vxworks.h.
3241 * config/sh/sh.h: Include config/vxworks-dummy.h.
3242 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3243 (OVERRIDE_OPTIONS): Use it.
3244 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3245 (vxworks_picreg): New pattern.
3246 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3247 VXWORKS_OS_CPP_BUILTINS.
3248 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3249 to their VXWORKS_* equivalents.
3250 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3251 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3252 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3253 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3254 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3255 -mrtp/-fPIC multilibs.
3256 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3257 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3258 (MULTILIB_OSDIRNAMES): Delete.
3260 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3263 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3265 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3267 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3268 rounding mode to be specified by the caller.
3269 (real_to_mpfr) Likewise.
3270 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3271 include new arguments.
3272 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3274 2007-04-24 Ian Lance Taylor <iant@google.com>
3276 PR tree-optimization/31605
3277 * tree-vrp.c (set_value_range): Check that min and max are not
3278 both overflow infinities.
3279 (set_value_range_to_value): New static function.
3280 (extract_range_from_binary_expr): Call set_value_range_to_value.
3281 (extract_range_from_cond_expr): Likewise.
3282 (extract_range_from_expr): Likewise.
3283 (extract_range_from_unary_expr): Likewise. Don't create a range
3284 which overflows on both sides.
3285 (vrp_meet): Check for a useless range.
3286 (vrp_visit_phi_node): If we see a constant which looks like an
3287 overflow infinity, turn off the TREE_OVERFLOW flag.
3289 2007-04-24 Ian Lance Taylor <iant@google.com>
3291 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3293 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3296 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3297 diagnostic message is being built.
3298 * tree-pretty-print.c (dump_generic_node): Only write the
3299 formatted text into BUFFER's stream if we are not building a
3301 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3303 * Makefile.in (toplev.o): Depend on tree-pass.h.
3305 2007-04-24 Ian Lance Taylor <iant@google.com>
3307 PR tree-optimization/31602
3308 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3309 conditionals in the copied loop header.
3310 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3311 warnings if TREE_NO_WARNING is set.
3312 * doc/invoke.texi (Warning Options): Clarify that
3313 -Wstrict-overflow does not warn about loops.
3315 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3317 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3318 expand on the comment about _Decimal128 arguments and check the
3319 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3320 that _Decimal128 argument uses even/odd register pair.
3321 (function_arg): Ditto.
3323 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3325 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3326 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3328 2007-04-24 Richard Guenther <rguenther@suse.de>
3329 Olga Golovanevsky <olga@il.ibm.com>
3331 * fold-const.c (multiple_of_p): Check for bottom
3334 2007-04-24 Richard Henderson <rth@redhat.com>
3336 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3337 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3338 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3339 looking for non-zero bits shifted out. Avoid a recursive call
3340 when constructing the scalar.
3341 (__floatundisf): Likewise.
3343 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3345 * dwarf2out.c (field_byte_offset): Move the existing logic
3346 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3347 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3349 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3352 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3353 argument of 0 for memset.
3354 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3355 unsigned shift instead of the signed variant.
3357 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3359 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3360 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3361 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3362 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3363 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3364 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3365 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3366 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3367 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3368 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3369 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3370 "mul<mode>3", "div<mode>3"): Insn definitions added.
3371 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3372 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3373 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3374 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3375 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3376 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3377 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3378 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3379 TARGET_FLOAT_FORMAT): Macro definitions removed.
3380 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3381 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3382 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3383 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3384 (s390_gen_rtx_const_DI): Function removed.
3385 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3387 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3389 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3390 over an external ffs function.
3392 2007-04-24 Chao-ying Fu <fu@mips.com>
3393 Richard Sandiford <richard@nildram.co.uk>
3395 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3396 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3397 (smadd_widen_optab, umadd_widen_optab): Define.
3398 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3400 * genopinit.c (optabs): Fill in smadd_widen_optab and
3402 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3403 and umadd_widen_optab to implement multiply-add sequences.
3404 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3405 (<u>maddsidi4): ...this. Extend condition to include
3406 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3407 of operand 0 to "ka" and use the three-operand form of madd<u>
3409 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3411 * config/mips/constraints.md (ka): New register constraint.
3413 2007-04-24 Jan Hubicka <j@suse.cz>
3417 2007-04-23 Jan Hubicka <jh@suse.cz>
3418 * function.c (init_function_start): Don't init line number info.
3419 (expand_function_end): Update.
3420 (reset_block_changes, record_block_change, finalize_block_changes,
3421 check_block_change, free_block_changes): Kill.
3422 * function.h (reset_block_changes, record_block_change,
3423 finalize_block_changes, check_block_change, free_block_changes): Remove
3425 (struct function): Remove ib_boundaries_block.
3426 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3427 Use curr_insn_locator to initialize locator.
3428 (emit_line_note): Remove.
3429 * cfgexpand.c (expand_gimple_cond_expr): Update.
3430 (construct_exit_block): Likewise.
3431 (tree_expand_cfg): Initialize/finalize locators.
3432 * expr.c (expand_expr_real): Update.
3433 * cfglayout.c (line_locators_locs, line_locators_lines,
3434 file_locators_locs, file_locators_files): Remove.
3435 (set_block_levels): Move to cfgexpand.c.
3436 (insn_locators_initialize): Remove.
3437 (pass_insn_locators_initialize): Remove.
3438 (locations_locators_locs, locations_locators_vals): New static vars.
3439 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3441 (insn_locators_alloc, insn_locators_finalize,
3442 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3444 (locator_location): New.
3445 (locator_line, locator_file): Rewrite.
3446 * rtl.h (emit_line_note): Kill.
3447 (insn_locators_alloc, insn_locators_finalize,
3448 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3450 * tree-inline.c (initialize_cfun): Do not initialize
3451 ib_boundaries_block.
3452 * passes.c (pass_insn_locators_initialize): Remove.
3454 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3456 * doc/invoke.texi: Removed leading '-' from option index entries.
3458 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3460 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3462 (create_phi_node): Use set_phi_nodes.
3463 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3464 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3465 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3466 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3467 (bsi_start, bsi_last): Use bb_stmt_list.
3468 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3469 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3470 Traverse the statements using tsi iterator.
3471 * basic-block.h (struct basic_block_def): Fields stmt_list
3472 and phi_nodes moved to ...
3473 (struct tree_bb_info): ... new structure.
3474 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3475 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3476 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3477 (tree_verify_flow_info): Verify that il.tree is not set for
3478 entry and exit block.
3479 (tree_split_block): Use set_bb_stmt_list.
3481 2007-04-23 Mike Stump <mrs@apple.com>
3483 * config/i386/i386.c (ix86_tune_features
3484 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3487 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3489 * config/i386/i386.md (prefix_extra): New attribute.
3490 (length): Add prefix_extra.
3492 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3493 (sse2_movntv2di): Likewise.
3494 (sse2_cvtps2dq): Likewise.
3495 (sse2_cvtpd2pi): Likewise.
3496 (sse2_cvttpd2pi): Likewise.
3497 (*sse2_cvtpd2ps): Likewise.
3498 (*add<mode>3): Likewise.
3499 (sse2_ssadd<mode>3): Likewise.
3500 (sse2_usadd<mode>3): Likewise.
3501 (*sub<mode>3): Likewise.
3502 (sse2_sssub<mode>3): Likewise.
3503 (sse2_ussub<mode>3): Likewise.
3504 (*mulv8hi3): Likewise.
3505 (*smulv8hi3_highpart): Likewise.
3506 (*umulv8hi3_highpart): Likewise.
3507 (sse2_umulv2siv2di3): Likewise.
3508 (sse2_pmaddwd): Likewise.
3509 (ashr<mode>3): Likewise.
3510 (lshr<mode>3): Likewise.
3511 (ashl<mode>3): Likewise.
3512 (sse2_ashlti3): Likewise.
3513 (sse2_lshrti3): Likewise.
3514 (*umaxv16qi3): Likewise.
3515 (*smaxv8hi3): Likewise.
3516 (*uminv16qi3): Likewise.
3517 (*sminv8hi3): Likewise.
3518 (sse2_eq<mode>3): Likewise.
3519 (sse2_gt<mode>3): Likewise.
3520 (*and<mode>3): Likewise.
3521 (sse2_nand<mode>3): Likewise.
3522 (*ior<mode>3): Likewise.
3523 (*xor<mode>3): Likewise.
3524 (sse2_packsswb): Likewise.
3525 (sse2_packssdw): Likewise.
3526 (sse2_packuswb): Likewise.
3527 (sse2_punpckhbw): Likewise.
3528 (sse2_punpcklbw): Likewise.
3529 (sse2_punpckhwd): Likewise.
3530 (sse2_punpcklwd): Likewise.
3531 (sse2_punpckhdq): Likewise.
3532 (sse2_punpckldq): Likewise.
3533 (sse2_punpckhqdq): Likewise.
3534 (sse2_punpcklqdq): Likewise.
3535 (*sse2_pinsrw): Likewise.
3536 (*sse2_pextrw): Likewise.
3537 (sse2_pshufd_1): Likewise.
3538 (sse2_uavgv16qi3): Likewise.
3539 (sse2_uavgv8hi3): Likewise.
3540 (sse2_psadbw): Likewise.
3541 (sse2_pmovmskb): Likewise.
3542 (*sse2_maskmovdqu): Likewise.
3543 (*sse2_maskmovdqu_rex64): Likewise.
3544 (sse4a_extrqi): Likewise.
3545 (sse4a_extrq): Likewise.
3546 (sse3_lddqu): Set prefix_rep.
3547 (sse3_addsubv4sf3): Likewise.
3548 (sse3_haddv4sf3): Likewise.
3549 (sse3_hsubv4sf3): Likewise.
3550 (sse_cvtss2si): Likewise.
3551 (sse_cvtss2si_2): Likewise.
3552 (sse_cvtss2siq): Likewise.
3553 (sse_cvtss2siq_2): Likewise.
3554 (sse_cvttss2si): Likewise.
3555 (sse_cvttss2siq): Likewise.
3556 (sse2_cvttps2dq): Likewise.
3557 (sse3_movshdup): Likewise.
3558 (sse3_movsldup): Likewise.
3559 (sse2_cvtsd2si): Likewise.
3560 (sse2_cvtsd2si_2): Likewise.
3561 (sse2_cvtsd2siq): Likewise.
3562 (sse2_cvtsd2siq_2): Likewise.
3563 (sse2_cvttsd2si): Likewise.
3564 (sse2_cvttsd2siq): Likewise.
3565 (*sse2_cvtpd2dq): Likewise.
3566 (*sse2_cvttpd2dq): Likewise.
3567 (sse2_pshuflw_1): Likewise.
3568 (sse2_pshufhw_1): Likewise.
3569 (sse4a_insertqi): Likewise.
3570 (sse4a_insertq): Likewise.
3571 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3572 (ssse3_phadddv4si3): Likewise.
3573 (ssse3_phaddswv8hi3): Likewise.
3574 (ssse3_phsubwv8hi3): Likewise.
3575 (ssse3_phsubdv4si3): Likewise.
3576 (ssse3_phsubswv8hi3): Likewise.
3577 (ssse3_pmaddubswv8hi3): Likewise.
3578 (ssse3_pmulhrswv8hi3): Likewise.
3579 (ssse3_pshufbv16qi3): Likewise.
3580 (ssse3_psign<mode>3): Likewise.
3581 (ssse3_palignrti): Likewise.
3582 (abs<mode>2): Likewise.
3583 (ssse3_phaddwv4hi3): Set prefix_extra.
3584 (ssse3_phadddv2si3): Likewise.
3585 (ssse3_phaddswv4hi3): Likewise.
3586 (ssse3_phsubwv4hi3): Likewise.
3587 (ssse3_phsubdv2si3): Likewise.
3588 (ssse3_phsubswv4hi3): Likewise.
3589 (ssse3_pmaddubswv4hi3): Likewise.
3590 (ssse3_pmulhrswv4hi3): Likewise.
3591 (ssse3_pshufbv8qi3): Likewise.
3592 (ssse3_psign<mode>3): Likewise.
3593 (ssse3_palignrdi): Likewise.
3594 (abs<mode>2): Likewise.
3595 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3596 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3597 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3599 2007-04-23 Nick Clifton <nickc@redhat.com>
3601 * params.def: Fix formatting of emacs local variables.
3603 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3605 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3606 move if inter-unit move isn't allowed.
3607 Don't split moving the first element of V2DI to DI to inter-unit
3608 move if inter-unit move isn't allowed.
3610 2007-04-23 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3613 and CDI_POST_DOMINATORS separately.
3615 2007-04-23 Nick Clifton <nickc@redhat.com>
3617 * c.opt (Wformat-contains-nul): Add warning attribute.
3619 2007-04-23 Jan Hubicka <jh@suse.cz>
3621 * function.c (init_function_start): Don't init line number info.
3622 (expand_function_end): Update.
3623 (reset_block_changes, record_block_change, finalize_block_changes,
3624 check_block_change, free_block_changes): Kill.
3625 * function.h (reset_block_changes, record_block_change,
3626 finalize_block_changes, check_block_change, free_block_changes): Remove
3628 (struct function): Remove ib_boundaries_block.
3629 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3630 Use curr_insn_locator to initialize locator.
3631 (emit_line_note): Remove.
3632 * cfgexpand.c (expand_gimple_cond_expr): Update.
3633 (construct_exit_block): Likewise.
3634 (tree_expand_cfg): Initialize/finalize locators.
3635 * expr.c (expand_expr_real): Update.
3636 * cfglayout.c (line_locators_locs, line_locators_lines,
3637 file_locators_locs, file_locators_files): Remove.
3638 (set_block_levels): Move to cfgexpand.c.
3639 (insn_locators_initialize): Remove.
3640 (pass_insn_locators_initialize): Remove.
3641 (locations_locators_locs, locations_locators_vals): New static vars.
3642 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3644 (insn_locators_alloc, insn_locators_finalize,
3645 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3647 (locator_location): New.
3648 (locator_line, locator_file): Rewrite.
3649 * rtl.h (emit_line_note): Kill.
3650 (insn_locators_alloc, insn_locators_finalize,
3651 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3653 * tree-inline.c (initialize_cfun): Do not initialize
3654 ib_boundaries_block.
3655 * passes.c (pass_insn_locators_initialize): Remove.
3657 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3660 * expr.c (reduce_to_bit_field_precision): Handle
3663 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3665 PR tree-optimization/24659
3666 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3667 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3668 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3669 * genopinit.c (optabs): Rename vec_pack_mod_optab
3670 to vec_pack_trunc_optab.
3671 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3672 early for scalar floating point operands for NOP_EXPR.
3673 (vectorizable_type_promotion): Ditto.
3674 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3675 vec_pack_trunc_optab.
3676 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3678 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3679 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3680 Rename from VEC_PACK_MOD_EXPR.
3681 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3682 * expr.c (expand_expr_real_1): Ditto.
3683 * tree-inline.c (estimate_num_insns_1): Ditto.
3684 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3686 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3687 (vec_unpacks_lo_v4sf): Ditto.
3688 (vec_pack_trunc_v2df): Ditto.
3689 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3690 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3691 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3693 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3695 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3697 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3698 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3699 packing of floating point operands.
3700 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3701 represent unpacking of floating point operands.
3702 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3703 [vec_unpacks_hi]: Ditto.
3704 [vec_unpacks_lo]: Ditto.
3706 2007-04-22 Jan Hubicka <jh@suse.cz>
3708 * final.c (rest_of_handle_final): Call
3709 targetm.asm_out.constructor/targetm.asm_out.destructor
3710 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3711 proper priority via decl_*_priority_insert.
3712 * c-common.c (c_expand_body): Likewise.
3714 2007-04-22 Richard Guenther <rguenther@suse.de>
3716 PR tree-optimization/29789
3717 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3718 (rewrite_reciprocal): New helper split out from
3719 determine_invariantness_stmt.
3720 (rewrite_bittest): Likewise.
3721 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3722 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3725 2007-04-22 Revital Eres <eres@il.ibm.com>
3727 * loop-unroll.c (var_to_expand): New field to support also
3728 insns of the form x = something + x.
3729 (analyze_insn_to_expand_var): Use it.
3730 (expand_var_during_unrolling): Likewise.
3732 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3734 * predict.c: Include pointer-set.h.
3735 (bb_predictions): New variable.
3736 (tree_predicted_by_p, tree_predict_edge,
3737 remove_predictions_associated_with_edge): Use bb_predictions map
3738 instead of bb->predictions.
3739 (clear_bb_predictions, assert_is_empty): New functions.
3740 (combine_predictions_for_bb): Use bb_predictions map. Call
3741 clear_bb_predictions.
3742 (tree_estimate_probability): Create and free bb_predictions map.
3743 * Makefile.in (predict.o): Add pointer-set.h dependency.
3744 * basic-block.h (struct basic_block_def): Remove predictions
3746 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3748 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3751 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3754 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3756 * timevar.c (timevar_print): Change reference of --disable-checking to
3757 --enable-checking=release. Also warn if assert checking is disabled.
3759 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3762 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3763 decl as addressable if the compound literal was marked as
3765 Mark the decl as a gimple register if it is a complex or
3766 vector decl and does not live in memory.
3768 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3770 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3771 (GENERIC_NEXT): New function macro.
3772 (PHI_CHAIN): Use phi_node's new chain variable.
3773 (tree_phi_node): Change tree_common to tree_base
3774 and add the chain field.
3775 * tree-phinodes.c (make_phi_node): Don't set
3776 TREE_TYPE on the new node.
3777 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3778 instead of checking GIMPLE_TUPLE_P in chain_next.
3779 * tree-vect-transform.c
3780 (get_initial_def_for_induction): Look at
3781 PHI_RESULT_TREE for the type of the phi node.
3782 (update_vuses_to_preheader): Use PHI_CHAIN
3783 instead of TREE_CHAIN on the phi node.
3784 * tree-ssa-structalias.c (compute_points_to_sets):
3786 (ipa_pta_execute): Likewise.
3788 2007-04-21 Richard Guenther <rguenther@suse.de>
3791 * fold-const.c (fold_unary): Call fold_convert_const on the
3794 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3796 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3797 (store_killed_in_pat): New.
3799 2007-04-20 Richard Henderson <rth@redhat.com>
3802 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3803 TREE_LIST with a void_type_node value, not void_list_node exactly.
3805 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3807 * doc/standards.texi: Re-arrange into language-specific
3808 subsections. Add a C++ section, documenting which standards we
3811 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3813 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3814 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3816 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3818 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3819 ecrti.o and crtbegin.o.
3820 (LIB_DEFAULT_SPEC): Include -lc.
3821 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3823 2007-04-20 Richard Henderson <rth@redhat.com>
3826 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3827 argument; update all callers.
3828 (get_unaligned_offset): New.
3829 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3830 get_unaligned_address, just pass on the address directly.
3831 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3832 the subreg in the helper patterns.
3833 (unaligned_extendqidi_le): Use get_unaligned_offset.
3834 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3835 (unaligned_extendhidi_be): Likewise.
3836 (unaligned_extendhidi): Tidy.
3837 * config/alpha/alpha-protos.h: Update.
3839 2007-04-20 Richard Henderson <rth@redhat.com>
3841 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3842 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3843 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3844 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3845 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3846 (CPP_SPEC): Don't include %(cpp_subtarget).
3847 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3848 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3849 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3851 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3853 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3854 for __builtin_ia32_cmpordss.
3856 PR tree-optimization/31632
3857 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3858 and arg1 for optimizations of comparison against min/max values.
3859 Fold arg0 to arg1's type for optimizations of comparison against
3860 min+1 and max-1 values.
3862 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3864 * reload.c (combine_reloads): When trying to use a dying register,
3865 check whether it's uninitialized and don't use if so.
3867 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3869 * fold-const.c: Remove prototypes for native_encode_expr and
3870 native_interpret_expr.
3871 (native_encode_expr): Make non-static.
3872 (native_interpret_expr): Likewise.
3873 * tree.h: Add prototypes for the above.
3875 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3877 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3878 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3879 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3880 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3881 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3882 Add length attributes.
3884 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3886 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3889 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3890 __STDC_WANT_DEC_FP__.
3892 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3894 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3895 for long double compatibility.
3896 * configure: Regenerate.
3898 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3900 PR rtl-optimization/29841
3901 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3903 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3904 that may cause control flow transfer from being moved.
3906 2007-04-18 Jan Hubicka <jh@suse.cz>
3908 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3911 2007-04-18 Eric Christopher <echristo@apple.com>
3913 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3914 only. Update operands.
3915 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3916 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3917 link register to pic register.
3919 2007-04-18 Dirk Mueller <dmueller@suse.de>
3922 * tree-vrp.c (search_for_addr_array): New.
3923 (check_array_bounds): Suppress warning about
3924 address taken of array refs if its not de-referenced.
3926 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3928 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3929 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3931 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3932 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3933 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3935 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3937 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3939 (vect_analyze_scalar_cycles): Fix indentation.
3940 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3941 (vect_mark_relevant): Include phis in relevance analysis.
3943 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3945 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3947 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3948 output_operand_lossage().
3950 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3952 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3953 the unused code for reduction without adjust-in-epilog to simplify the
3956 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3958 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3959 (S390_TDC_NEGATIVE_ZERO): New constant.
3960 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3961 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3962 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3963 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3964 (S390_TDC_POSITIVE_INFINITY): New constant.
3965 (S390_TDC_NEGATIVE_INFINITY): New constant.
3966 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3967 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3968 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3969 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3970 (S390_TDC_INFINITY): New constant.
3971 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3972 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3973 optimization for UNSPEC_CCZ_TO_INT.
3974 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3975 ("*ccz_to_int"): New insn.
3976 ("isinf<mode>2"): New insn.
3977 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3978 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3979 (UNSPEC_CCZ_TO_INT): New constant.
3981 2007-04-18 Richard Guenther <rguenther@suse.de>
3983 PR tree-optimization/19431
3984 PR tree-optimization/21463
3985 * tree-pass.h (pass_phiprop): Declare.
3986 * passes.c (init_optimization_passes): New phiprop pass.
3987 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3988 (phivn_valid_p): New helper function.
3989 (phiprop_insert_phi): Likewise.
3990 (propagate_with_phi): Likewise.
3991 (tree_ssa_phiprop): New propagator propagating loads
3992 through phi nodes if profitable.
3994 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3996 * tree-vect-analyze.c (process_use): New function.
3997 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3998 Check phis in all bbs.
3999 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4002 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4004 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4007 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4010 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4013 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4015 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4017 (sse_vmmulv4sf3): Likewise.
4018 (sse2_vmaddv2df3): Likewise.
4019 (sse2_vmmulv2df3): Likewise.
4021 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4023 PR rtl-optimization/31360
4024 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4025 (target_reg_cost): New.
4026 (init_set_costs): Initialize target_reg_cost. Add comments
4027 regarding the rationale of the costs.
4028 (global_cost_for_size): Renamed to...
4029 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4030 of register pressure.
4031 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4032 estimate_reg_pressure_cost. Add number of ivs.
4033 (determine_set_costs): Dump target_reg_cost.
4034 * loop-invariant.c (gain_for_invariant): Use
4035 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4036 (best_gain_for_invariant, find_invariants_to_move): Remove
4038 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4039 (target_reg_cost): Declare.
4040 (global_cost_for_size): Declaration removed.
4041 (estimate_reg_pressure_cost): Declare.
4043 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4045 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4046 regnos into even/odd register pairs.
4047 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4048 TDmode similar to the other floating point modes.
4049 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4050 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4052 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4053 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4054 (movdd_hardfloat64): Use TARGET_MFPGPR.
4056 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4058 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4061 2005-01-05 Richard Henderson <rth@redhat.com>
4063 * reload1.c (do_input_reload): Restrict the optimization deleteing
4064 a previous output reload to RELOAD_FOR_INPUT.
4066 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4068 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4069 induc_vec_info_type.
4070 (vectorizable_induction): New function declaration.
4071 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4072 check if already vectorized. Find first place in BB where new stmts
4073 can be inserted. Takes only one argument.
4074 (vectorizable_induction): New function.
4075 (vect_transform_stmt): Add case for induc_vec_info_type to call
4076 vectorizable_induction.
4077 (vect_transform_loop): Consider phis for vectorization.
4078 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4080 (analyze_operations): Call vectorizable_induction when analyzing phis.
4082 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4083 (vect_mark_relevant): Include phis in relevance analysis.
4084 (vect_mark_stmts_to_be_vectorize): Likewise.
4085 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4087 2007-04-16 Lawrence Crowl <crowl@google.com>
4089 * doc/invoke.texi (Debugging Options): Add documentation for the
4090 -femit-struct-debug options -femit-struct-debug-baseonly,
4091 -femit-struct-debug-reduced, and
4092 -femit-struct-debug-detailed[=...].
4094 * c-opts.c (c_common_handle_option): Add
4095 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4096 and OPT_femit_struct_debug_detailed_.
4097 * c.opt: Add specifications for
4098 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4099 and -femit-struct-debug-detailed[=...].
4100 * opts.c (set_struct_debug_option): Parse the
4101 -femit-struct-debug-... options.
4102 * opts.c (matches_main_base, main_input_basename,
4103 main_input_baselength, base_of_path, matches_main_base): Add
4104 variables and functions to compare header base name to compilation
4106 * opts.c (should_emit_struct_debug): Add to determine to emit a
4107 structure based on the option.
4108 (dump_struct_debug) Also disabled function to debug this
4110 * opts.c (handle_options): Save the base name of the
4113 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4114 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4115 This hook indicates if a type is generic. Set it by default
4117 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4118 to determine if a struct type is generic or not.
4119 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4120 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4121 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4124 * flags.h (enum debug_info_usage): Add an enumeration to describe
4125 a program's use of a structure type.
4126 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4127 to indicate the program's usage of the type. Filter structs based
4128 on the -femit-struct-debug-... specification.
4129 (gen_type_die): Split into two routines, gen_type_die and
4130 gen_type_die_with_usage. gen_type_die is now a wrapper
4131 that assumes direct usage.
4132 (gen_type_die_with_usage): Replace calls to gen_type_die
4133 with gen_type_die_with_usage adding the program usage of
4134 the referenced type.
4135 (dwarf2out_imported_module_or_decl): Suppress struct debug
4136 information using should_emit_struct_debug when appropriate.
4138 2007-04-16 Ian Lance Taylor <iant@google.com>
4140 PR tree-optimization/31522
4141 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4142 (vrp_initialize): Allocate vr_phi_edge_counts.
4143 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4144 executable edge. Drop test for all constants.
4145 (vrp_finalize): Free vrp_phi_edge_counts.
4147 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4148 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4150 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4151 predecessors at head rather than tail.
4153 2007-04-16 Matthias Klose <doko@debian.org>
4155 * config/alpha/linux.h (CPP_SPEC): Define.
4156 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4158 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4160 * function.h: Remove sequence_stack extern declaration.
4162 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4164 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4166 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4169 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4171 * config/avr/avr.c (avr_arch_types): Rearranging array.
4172 (enum avr_arch): Add.
4173 (avr_mcu_types): Use avr_arch enumeration constants instead of
4175 * config/avr/avr.h (LINK_SPEC): Simplify.
4177 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4179 * config/m68k/m68k.c (m68k_libcall_value,
4180 m68k_function_value): Use macros for register names more.
4182 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4184 (M68K_REGNAME): Use A6_REG.
4185 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4187 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4190 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4191 'pending_read_list_length' and 'pending_write_list_length'. Update
4193 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4194 to handle two length counters instead of one. Update all uses.
4195 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4196 two length counters instead of one.
4197 * sched-rgn.c (propagate_deps): Update to handle two length counters
4200 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4203 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4204 copy of source, pass it to ix86_expand_vector_set and return
4207 2007-04-16 David Ung <davidu@mips.com>
4208 Joseph Myers <joseph@codesourcery.com>
4210 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4211 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4212 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4213 Add 74K processor information.
4214 * config/mips/mips.md: Include 74k.md.
4215 (cpu): Add 74kc,74kf,74kx.
4216 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4217 * config/mips/74k.md: New.
4218 * doc/invoke.texi (MIPS Options): Document 74K support.
4220 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4222 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4223 vectorizable_* functions.
4224 * tree-vect-transform.c (vectorizable_call): Add check for
4225 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4226 (vectorizable_store): likewise.
4227 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4229 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4230 (vectorizable_type_promotion, vectorizable_load): Likewise.
4231 (vectorizable_live_operation, vectorizable_condition): Likewise.
4232 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4234 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4236 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4238 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4239 register numbers more.
4240 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4241 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4242 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4243 FUNCTION_VALUE_REGNO_P): Likewise.
4244 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4245 STATIC_CHAIN_REGNUM): Likewise.
4246 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4247 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4248 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4249 * config/m68k/m68k.md (FP_REG): New.
4251 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4253 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4256 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4258 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4259 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4262 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4264 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4267 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4270 * c-decl.c (finish_decl): Grab the type of the decl after the call
4271 to store_init_value.
4273 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4275 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4277 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4280 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4281 post dominators and cleanup cfg before returning.
4283 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4285 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4286 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4288 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4290 * config.gcc: Recognize fido.
4291 * config/m68k/m68k-devices.def (fidoa): New.
4292 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4294 (FL_FIDOA, TARGET_FIDOA): New.
4295 * config/m68k/m68k.opt (mfidoa): New.
4297 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4300 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4301 when a personality function is used.
4303 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4305 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4307 2007-04-13 Mike Stump <mrs@apple.com>
4309 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4311 * config/darwin.opt (fapple-kext): Make C++ only.
4312 * config/darwin.c (darwin_override_options): Remove code to ensure
4313 -fapple-kext is given for C++ only.
4315 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4317 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4318 * config/mips/mips.c (override_options): Call
4319 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4321 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4323 * config/i386/i386.opt (msvr3-shlib): Removed.
4325 * doc/invoke.texi: Remove -msvr3-shlib.
4327 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4329 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4330 with "popcnt" instruction.
4332 2007-04-13 Richard Guenther <rguenther@suse.de>
4334 PR tree-optimization/21258
4335 * tree-vrp.c (compare_case_labels): New helper.
4336 (find_switch_asserts): New function.
4337 (find_assert_locations): Call it for SWITCH_EXPRs.
4339 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4341 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4342 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4343 check is now implied in X87_FLOAT_MODE_P.
4344 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4345 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4346 (fix_trunc<mode>_i386_fisttp): Ditto.
4347 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4348 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4349 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4350 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4351 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4352 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4353 (unnamed_splitters): Ditto.
4354 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4355 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4356 FIRST_SSE_REG for local functions when SSE math is enabled or
4357 for functions with sseregparm attribute.
4358 (standard_80387_constant_p): Return -1 if mode is not
4360 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4361 (ix86_expand_compare): Ditto.
4362 (ix86_expand_carry_flag_compare): Ditto.
4363 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4364 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4365 DECIMAL_FLOAT_MODE_P.
4366 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4367 of SCALAR_FLOAT_MODE_P.
4368 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4369 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4370 checks before FLOAT_MODE_P.
4371 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4372 before FLOAT_MODE_P.
4377 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4379 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4380 Charles Wilson <libtool@cwilson.fastmail.fm>
4382 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4383 (libgcc.mvars): Don't depend on them.
4384 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4385 * exec-tool.in: New.
4387 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4389 * doc/invoke.text (--help): Document --help=common.
4391 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4393 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4395 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4397 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4398 * genemit.c (main): Emit #include "integrate.h".
4399 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4400 (LOADGP_RTP): New mips_loadgp_style.
4401 * config/mips/mips.h: Include config/vxworks-dummy.h.
4402 (TARGET_RTP_PIC): New macro.
4403 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4404 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4405 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4407 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4408 -mvxworks-pic when using -mrtp and a PIC option.
4409 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4411 (mips_symbolic_constant_p, mips_symbolic_address_p)
4412 (mips_symbol_insns): Handle SYMBOL_HALF.
4413 (override_options): Warn about -G and -mrtp being used together.
4414 Initialize mips_lo_relocs[SYMBOL_HALF].
4415 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4416 (mips_emit_loadgp): Handle LOADGP_RTP.
4417 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4418 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4419 (tablejump): Handle function-relative case table entries if
4421 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4423 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4425 * config/mips/mips.md (load_call<mode>): Allow any general register.
4427 (sibcall_value_internal, sibcall_value_multiple_internal)
4428 (call_value_internal, call_value_split, call_value_multiple_internal)
4429 (call_value_multiple_split): Remove constraints from operand 0.
4431 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4433 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4434 rather than loadgp_noshared.
4435 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4436 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4438 * config/mips/mips.md (loadgp): Rename to...
4439 (loadgp_newabi): ...this.
4440 (loadgp_noshared): Rename to...
4441 (loadgp_absolute): ...this.
4443 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4445 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4446 false for locally-binding symbols.
4447 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4449 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4451 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4452 (SYMBOL_GOT_PAGE_OFST): ...this.
4453 (SYMBOL_GOT_GLOBAL): Rename to...
4454 (SYMBOL_GOT_DISP): ...this.
4455 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4456 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4457 * config/mips/mips.c (mips_global_symbol_p): New function.
4458 (mips_symbol_binds_local_p): Likewise.
4459 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4460 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4461 and mips_symbol_binds_local_p.
4462 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4463 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4464 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4466 (mips_ok_for_lazy_binding_p): New function.
4467 (mips_load_call_address, mips_expand_call): Use it.
4468 (mips_dangerous_for_la25_p): Likewise.
4469 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4470 (*got_disp<mode>): Use got_disp_operand instead of
4471 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4472 SYMBOL_GOTOFF_GLOBAL.
4473 (*got_page<mode>): Use got_page_ofst_operand instead of
4475 * config/mips/predicates.md (const_call_insn_operand): Use
4476 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4477 (global_got_operand): Rename to...
4478 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4480 (local_got_operand): Rename to...
4481 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4482 of SYMBOL_GOT_LOCAL.
4484 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4486 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4487 TARGET_CALL_CLOBBERED_GP.
4488 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4489 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4490 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4491 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4492 of TARGET_ABICALLS && !TARGET_NEWABI.
4493 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4494 * config/mips/mips.c (mips_load_call_address): Check
4495 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4496 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4497 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4498 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4499 TARGET_ABICALLS && TARGET_NEWABI.
4500 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4502 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4503 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4504 TARGET_ABICALLS && TARGET_NEWABI.
4505 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4506 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4507 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4508 whether indirect calls must use $25.
4509 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4511 * config/mips/mips.md (jal_macro): Check flag_pic and
4512 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4513 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4514 instead of TARGET_ABICALLS.
4515 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4516 TARGET_ABICALLS && TARGET_OLDABI.
4517 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4518 (sibcall): In the comment above the define_insn, mention
4519 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4520 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4521 instead of TARGET_ABICALLS.
4523 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4525 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4526 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4527 (MACFLAGS_MATCH_P): New macro.
4528 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4529 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4530 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4531 the other MACFLAG constants.
4532 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4533 (flag_machi): Tighten constraints. Renumber some of the operands.
4534 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4536 (flag_machi_parts_acconly): New pattern.
4537 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4539 (flag_macinit1hi): Tighten constraints.
4540 (flag_mul_macv2hi_parts_acconly): New pattern.
4542 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4543 Use a more efficient implementation.
4544 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4545 inline sequences when not optimizing for size.
4547 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4548 movhi_high2low): Delete, merge functionality into...
4549 (packv2hi): ... this pattern.
4551 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4552 * config/bfin/bfin.opt (msim): New option.
4553 (mcpu=): New option.
4554 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4555 (bfin_cpu_t): Typedef of enum bfin_cpu.
4556 (bfin_cpu_type): New declaration.
4557 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4558 -msim and -mcpu= options.
4559 (LIB_SPEC): Likewise.
4560 * config/bfin/bfin.c (bfin_cpu_type): Define.
4561 (bfin_handle_option): Handle -mcpu= option.
4562 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4563 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4564 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4566 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4568 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4569 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4570 (powerpc-wrs-vxworksae): Use ${tm_file}.
4571 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4572 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4573 * config/i386/vx-common.h: New file.
4575 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4577 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4580 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4582 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4585 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4589 * c-common.c (c_build_qualified_type): Set canonical type
4592 2007-04-12 Richard Guenther <rguenther@suse.de>
4594 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4595 lower bound and element size if lower bound is not zero
4596 or either of the ARRAY_REF operands is set.
4598 2007-04-12 Richard Guenther <rguenther@suse.de>
4600 PR tree-optimization/24689
4601 PR tree-optimization/31307
4602 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4604 * gimplify.c (canonicalize_addr_expr): To be consistent with
4605 gimplify_compound_lval only set operands two and three of
4606 ARRAY_REFs if they are not gimple_min_invariant. This makes
4607 it never at this place.
4608 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4610 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4612 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4613 null before emitting a .nsubspa directive.
4615 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4617 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4618 need_to_partition_p if there are no memory statements in the
4621 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4623 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4624 (gcd_of_steps_may_divide_p): New function.
4625 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4627 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4629 * reload.c (find_reloads_toplev, find_reloads_address,
4630 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4631 not a pointer equality test, to decide if we need to call
4632 push_reg_equiv_alt_mem.
4634 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4636 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4637 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4638 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4640 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4642 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4643 vector to be positive.
4645 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4649 * doc/invoke.texi: Document --params max-aliased-vops and
4651 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4652 debug_memory_partitions): Move to tree-flow.h
4653 * params.h (AVG_ALIASED_VOPS): Define.
4654 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4656 (mp_info_t): Likewise.
4657 (get_mem_sym_stats_for): New.
4658 (set_memory_partition): Move from tree-flow-inline.h.
4659 (mark_non_addressable): Only clear the set of symbols for the
4660 partition if it exists.
4661 (dump_memory_partitions): Move from tree-ssa-operands.c
4662 (debug_memory_partitions): Likewise.
4663 (need_to_partition_p): New.
4664 (dump_mem_ref_stats): New.
4665 (debug_mem_ref_stats): New.
4666 (dump_mem_sym_stats): New.
4667 (debug_mem_sym_stats): New.
4668 (update_mem_sym_stats_from_stmt): New.
4669 (compare_mp_info_entries): New.
4670 (mp_info_cmp): Call it.
4671 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4673 (get_mpt_for): Move from tree-ssa-operands.c.
4674 (find_partition_for): New.
4675 (create_partition_for): Remove.
4676 (estimate_vop_reduction): New.
4677 (update_reference_counts): New.
4678 (build_mp_info): New.
4679 (compute_memory_partitions): Refactor.
4680 Document new heuristic.
4681 Call build_mp_info, update_reference_counts,
4682 find_partition_for and estimate_vop_reduction.
4683 (compute_may_aliases): Populate virtual operands before
4684 calling debugging dumps.
4685 (delete_mem_sym_stats): New.
4686 (delete_mem_ref_stats): New.
4687 (init_mem_ref_stats): New.
4688 (init_alias_info): Call it.
4689 (maybe_create_global_var): Remove alias_info argument.
4690 Get number of call sites and number of pure/const call sites
4691 from gimple_mem_ref_stats().
4692 (dump_alias_info): Call dump_memory_partitions first.
4693 (dump_points_to_info_for): Show how many times a pointer has
4695 * opts.c (decode_options): For -O2 set --param
4696 max-aliased-vops to 500.
4697 For -O3 set --param max-aliased-vops to 1000 and --param
4698 avg-aliased-vops to 3.
4699 * fortran/options.c (gfc_init_options): Remove assignment to
4701 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4702 * tree-dfa.c (dump_variable): Dump memory reference
4704 Dump NO_ALIAS* settings.
4705 (referenced_var_lookup): Tidy.
4706 (mem_sym_stats): New.
4707 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4708 and ORIG are different SSA names for a memory partition.
4709 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4710 * tree-flow.h (struct mem_sym_stats_d): Define.
4711 (mem_sym_stats_t): Define.
4712 (struct mem_ref_stats_d): Define.
4713 (struct gimple_df): Add field mem_ref_stats.
4714 (enum noalias_state): Define.
4715 (struct var_ann_d): Add bitfield noalias_state.
4716 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4717 debug_mem_ref_stats, debug_memory_partitions,
4718 debug_mem_sym_stats): Declare.
4719 * tree-ssa-structalias.c (update_alias_info): Update call
4720 sites, pure/const call sites and asm sites in structure
4721 returned by gimple_mem_ref_stats.
4722 Remove local variable IS_POTENTIAL_DEREF.
4723 Increase NUM_DEREFS if the memory expression is a potential
4725 Call update_mem_sym_stats_from_stmt.
4726 If the memory references memory, call
4727 update_mem_sym_stats_from_stmt for all the direct memory
4728 symbol references found.
4729 (intra_create_variable_infos): Set noalias_state field for
4730 pointer arguments according to the value of
4731 flag_argument_noalias.
4732 * tree-ssa-structalias.h (struct alias_info): Remove fields
4733 num_calls_found and num_pure_const_calls_found.
4734 (update_mem_sym_stats_from_stmt): Declare.
4735 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4736 Set default value to 100.
4737 (PARAM_AVG_ALIASED_VOPS): Define.
4739 2007-04-11 Richard Guenther <rguenther@suse.de>
4742 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4743 a * -b + c as c - a * b if we honor sign dependent rounding.
4745 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4747 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4749 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4750 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4752 (initialize_trampoline): Don't use old-style function definition.
4753 (bfin_secondary_reload): Mark IN_P argument as unused.
4755 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4757 PR tree-optimization/31343
4758 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4759 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4760 * testsuite/gcc.dg/vect/pr31343.c: New.
4762 2007-04-10 Eric Christopher <echristo@apple.com>
4764 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4765 * config/i386/i386.md (*cmpfp0): Use.
4766 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4767 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4768 (fix_trunc<mode>_i386_fisttp): Ditto.
4769 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4770 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4771 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4772 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4773 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4774 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4775 (unnamed_splitters): Ditto.
4776 * config/i386/i386.c (output_fix_trunc): Assert that
4777 we're not being passed a TFmode operand.
4779 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4781 PR tree-optimization/31526
4782 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4783 n_basic_blocks to find newly added blocks.
4785 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4787 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4789 (fix_trunc<mode>si_sse): Ditto.
4790 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4791 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4792 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4793 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4794 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4795 expander using SSEMODEF mode macro.
4796 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4797 expander using SSEMODEF mode macro.
4798 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4799 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4800 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4801 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4802 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4803 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4804 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4805 Macroize insn using X87MODEF mode macro.
4807 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4809 * config/i386/sse.md (sse2_pinsrw): Removed.
4810 (sse2_pextrw): Renamed to ...
4811 (*sse2_pextrw): This.
4813 2007-04-09 Jan Hubicka <jh@suse.cz>
4816 * config/i386/sse.md
4817 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4818 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4819 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4820 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4822 2007-04-09 Jan Hubicka <jh@suse.cz>
4824 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4825 multiple fields of union.
4827 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4829 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4830 (create_preheaders): Check that loops are available.
4831 (fix_loop_structure): Clean up, improve comments.
4832 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4833 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4835 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4836 * predict.c (tree_estimate_probability): Do not call
4837 calculate_dominance_info. Call create_preheaders.
4838 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4839 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4841 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4842 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4843 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4844 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4847 2007-04-08 Jan Hubicka <jh@suse.cz>
4849 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4850 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4851 * fold-const.c (fold_unary): Use it.
4853 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4855 * varasm.c (assemble_variable): Remove call to
4856 lang_hooks.decls.prepare_assemble_variable.
4857 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4858 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4859 * langhooks.h (lang_hooks_for_decls): Remove
4860 prepare_assemble_variable.
4862 2007-04-08 Mike Stump <mrs@apple.com>
4864 * config/i386/i386.c: Use inc/dec on Core2.
4866 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4868 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4869 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4870 lhd_tree_inlining_end_inlining): Remove.
4871 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4872 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4874 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4875 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4876 lhd_tree_inlining_end_inlining): Remove prototypes.
4877 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4878 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4879 LANG_HOOKS_TREE_INLINING_START_INLINING,
4880 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4882 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4885 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4888 * config/avr/predicates.md (io_address_operand): Delete predicate.
4889 (low_io_address_operand): Don't use 'mode' argument.
4890 (higth_io_address_operand): Rename ...
4891 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4892 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4895 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4897 Revert change removing staticp.
4899 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4902 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4905 2007-04-07 Bruce Korb <bkorb@gnu.org>
4907 * c.opt: Add -Wformat-contains-nul.
4908 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4910 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4911 the NUL byte warning.
4913 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4915 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4917 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4919 * tree.c (staticp): No longer use staticp langhook.
4920 * langhooks.c (lhd_staticp): Removed.
4921 * langhooks.h (struct lang_hooks): Remove staticp.
4922 * c-common.c (c_staticp): Remove.
4923 * c-common.h (c_staticp): Ditto.
4924 * langhooks-defs.h (lhd_staticp): Ditto.
4925 (LHD_HOOKS_STATICP): Ditto
4926 * tree.h (gcc_assert_lowered): New macro.
4928 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4930 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4931 argument "reliable".
4932 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4933 Add argument "reliable". Propagate it through calls.
4934 (infer_loop_bounds_from_undefined): Derive number of iterations
4935 estimates from references in blocks that do not dominate loop latch.
4936 (gcov_type_to_double_int): New function.
4937 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4938 and expected_loop_iterations_unbounded.
4939 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4940 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4941 * tree-data-ref.c (estimated_loop_iterations): Export.
4942 (get_references_in_stmt): Fix -- do not return addresses of local
4944 * cfgloop.h (expected_loop_iterations_unbounded,
4945 estimated_loop_iterations): Declare.
4947 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4949 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4951 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4953 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4954 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4955 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4956 Use output_387_reg_move().
4957 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4958 expander using X87MODEF12 mode macro.
4959 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4960 choosing register preferences. Use output_387_reg_move().
4961 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4962 instead of "x". Use output_387_reg_move().
4963 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4964 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4965 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4966 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4967 Use output_387_reg_move().
4968 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4970 (*truncxf?f_i387 splitter): Ditto.
4972 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4974 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4975 LANG_HOOKS_SAFE_FROM_P.
4976 * expr.c (safe_from_p): Remove langhook call.
4977 * langhooks.h (lang_hooks): Remove safe_from_p.
4978 (lhd_safe_from_p): Remove prototype.
4979 * langhooks.c (lhd_safe_from_p): Remove.
4981 2007-04-06 Jan Hubicka <jh@suse.cz>
4983 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4986 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4988 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4989 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4990 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4991 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4993 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4994 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4996 2007-04-05 Richard Henderson <rth@redhat.com>
4998 * config/alpha/alpha.c (print_operand) [+]: Remove.
4999 (alpha_end_function): Print nop if call at end of function.
5000 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5001 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5002 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5003 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5004 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5005 the call pattern. Update peepholes to match.
5007 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5009 * doc/extend.texi (Other Builtins): Add decimal float variants
5011 * builtins.def: Ditto.
5012 * builtins.c (expand_builtin): Ditto.
5014 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5015 H.J. Lu <hongjiu.lu@intel.com>
5018 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5019 of V8HImode when calling ix86_binary_operator_ok.
5020 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5021 (sdot_prodv8hi): Operands 1 and 2 must be register.
5023 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5025 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5026 initialize align to silence bogus warning.
5028 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5031 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5033 (struct sra_walk_fns): Remove use_all parameter from use.
5034 (sra_hash_tree): Handle BIT_FIELD_REFs.
5035 (sra_elt_hash): Don't hash bitfld blocks.
5036 (sra_elt_eq): Skip them in parent compares as well. Handle
5038 (sra_walk_expr): Don't maintain or pass down use_all_p.
5039 (scan_use): Remove use_all parameter.
5040 (scalarize_use): Likewise. Re-expand assignment to
5041 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5042 output, and re-scalarize after output. Don't mark anything
5044 (scalarize_ldst): Adjust.
5045 (scalarize_walk_gimple_modify_statement): Likewise.
5046 (build_element_name_1): Handle BIT_FIELD_REFs.
5047 (instantiate_element): Don't warn for any element whose parent
5049 (instantiate_missing_elements_1): Return the sra_elt.
5050 (canon_type_for_field): New.
5051 (try_instantiate_multiple_fields): New.
5052 (instantiate_missing_elemnts): Use them.
5053 (mark_no_warning): Removed.
5054 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5055 (REPLDUP, sra_build_elt_assignment): New.
5056 (generate_copy_inout): Use them.
5057 (generate_element_copy): Likewise. Handle bitfld differences.
5058 (generate_element_zero): Don't recurse for blocks. Use
5059 sra_build_elt_assignment.
5060 (generate_one_element_int): Take elt instead of var. Use
5061 sra_build_elt_assignment.
5062 (generate_element_init_1): Adjust.
5063 (scalarize_use, scalarize_copy): Use REPLDUP.
5064 (scalarize_ldst): Move assert before dereference.
5065 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5067 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5069 * regmove.c: Fix unused variable warnings due to previous commit.
5071 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5073 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5074 (regmove_bb_head): Remove.
5075 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5076 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5077 problems with fixup_match_1.
5078 Don't initialize/free regmove_bb_head.
5080 (reg_is_remote_constant_p): If an insn is in the same basic block
5081 but not before INSN, consider it remote, too.
5083 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5086 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5087 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5089 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5091 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5092 (CONDITIONAL_REGISTER_USAGE): Likewise.
5094 2007-04-04 Richard Henderson <rth@redhat.com>
5096 * config/alpha/lib1funcs.asm: Remove unused file.
5098 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5101 * opts.c (print_specific_help): Fix --help=<language>
5103 (common_handle_option): Support --help=common.
5105 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5108 * gcc.c (main): Do not run the linker if
5109 print_subprocess_help indicates that it shouldn't be
5112 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5115 * doc/invoke.texi (--help=): Document <languages> value, fix
5116 formatting in tables of values.
5118 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5120 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5121 dllimport attribute of virtual methods.
5123 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5125 * config/score/crti.asm: Change _bss_start to __bss_start.
5126 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5127 (OUTGOING_REG_PARM_STACK_SPACE) update.
5128 * config/score/score.opt: add options to make backend support
5129 score5, score5u, score7 and score7d.
5130 * config/score/score.md: Likewise.
5131 * config/score/misc.md: Likewise.
5132 * config/score/mac.md: Likewise.
5133 * doc/invoke.texi: Likewise.
5134 * doc/md.texi: update constraints define.
5136 2007-04-03 Richard Henderson <rth@redhat.com>
5138 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5139 an appropriate type, use the mode instead.
5141 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5143 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5144 Set the default --with-arch setting to mips2.
5145 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5146 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5147 (MULTILIB_OSDIRNAMES): Delete.
5148 (MULTILIB_DIRNAMES): Define.
5149 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5150 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5151 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5152 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5153 VXWORKS_OS_CPP_BUILTINS.
5154 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5155 (MIPS_DEBUGGING_INFO): Undefine.
5156 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5158 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5161 * fold-const.c (native_encode_real): Encode real.c provided longs
5162 as a series of 32-bit native integers.
5163 (native_interpret_real): Interpret buffer as a series of 32-bit
5166 2007-04-03 Richard Guenther <rguenther@suse.de>
5168 * genpreds.c (write_insn_constraint_len): Write function
5169 optimized for CONSTRAINT_LEN implementation.
5170 (write_tm_preds_h): Output insn_constraint_len inline and
5171 use it for CONSTRAINT_LEN.
5172 (write_insn_preds_c): Don't output insn_constraint_len.
5173 * doc/md.texi (define_register_constraint): Document multi-letter
5174 constraints shall have the same length if they start with the same
5177 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5180 * config/i386/i386.md (isinf<mode>2): Expand only when
5181 TARGET_C99_FUNCTIONS is set.
5183 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5185 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5186 (x86_64-*-linux*): Ditto.
5187 * config/i386/i386.opt (mpc): New option.
5188 * config/i386/i386.c (overrride_options): Handle
5189 ix87_precision_string.
5190 * config/i386/crtprec.c: New file.
5191 * config/i386/t-crtpc: Ditto.
5192 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5194 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5195 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5196 crtprec32.o, crtprec64.o and crtprec80.o.
5198 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5200 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5202 2007-04-02 Eric Christopher <echristo@apple.com>
5204 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5205 limitations on darwin.
5207 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5210 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5212 2007-04-02 Dave Korn <dave.korn@artimi.com>
5214 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5216 2007-04-02 Dave Korn <dave.korn@artimi.com>
5218 * libgcc2.h (exception_descriptor): Don't forward-declare.
5219 (__get_eh_table_language, __get_eh_table_version): Delete
5220 prototypes of long-dead functions.
5222 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5224 * ebitmap.h: New file
5225 * ebitmap.c: New file
5226 * Makefile.in (ebitmap.o): New target.
5228 2007-04-01 Jan Hubicka <jh@suse.cz>
5230 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5231 before very first instruction.
5233 2007-04-01 Jan Hubicka <jh@suse.cz>
5235 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5236 waring on 64bit hosts.
5237 * bitmap.h: Fix typo in bitmap_head_def.
5239 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5241 PR rtl-optimization/31391
5242 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5243 into a DELETED_LABEL note, and the label is in an empty basic
5244 block, update BB_END as well as BB_HEAD.
5246 2007-04-01 Richard Henderson <rth@redhat.com>
5248 PR tree-optimization/31169
5249 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5250 to varying if the range is outside [0, prec-1].
5252 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5255 * config/mips/mips.md (load_const_gp): New insn.
5256 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5257 the MIPS16 GP pseudo register if no_new_pseudos.
5258 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5260 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5263 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5265 (call_value): Likewise.
5267 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5268 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5271 * doc/invoke.texi: (optimization options): Reword description
5272 of -ffast-math. Document its primary purpose.
5274 2007-03-31 Richard Guenther <rguenther@suse.de>
5276 * omp-low.c (splay-tree.h): Include.
5277 (lookup_decl): Replace splay-tree usage by pointer-map.
5278 (maybe_lookup_decl): Likewise.
5279 (new_omp_context): Likewise.
5280 (delete_omp_context): Likewise.
5281 * gimplify.c (splay-tree.h): Include.
5282 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5284 (remap_ssa_name): Likewise.
5285 (remap_decl): Likewise.
5286 (remap_type_1): Likewise.
5287 (remap_type): Likewise.
5288 (copy_body_r): Likewise.
5289 (expand_call_inline): Likewise.
5290 (clone_body): Likewise.
5291 (copy_tree_r): Likewise.
5292 (remap_save_expr): Likewise.
5293 (unsave_r): Likewise.
5294 (unsave_expr_now): Likewise.
5295 (tree_function_versioning): Likewise.
5296 (build_duplicate_type): Likewise.
5297 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5298 (struct copy_body_data): Replace splay-tree by pointer-map.
5299 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5300 not $(SPLAY_TREE_H).
5301 (gimplify.o): Depend on $(SPLAY_TREE_H).
5302 (omp-low.p): Likewise.
5304 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5306 * config/avr/predicates.md (even_register_operand,
5307 odd_register_operand): New predicates.
5308 * config/avr/avr.md (movw peephole2): New.
5309 (movw_r peephole2): New.
5311 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5313 * tree.h (get_signed_or_unsigned_type): New.
5314 * fold-const.c (operand_equal_for_comparison_p): Use
5315 get_signed_or_unsigned_type instead of
5316 lang_hooks.types.signed_or_unsigned_type.
5317 * expr.c (store_expr): Ditto.
5318 * langhooks.c (get_signed_or_unsigned_type): New.
5319 (lhd_signed_or_unsigned_type): New.
5320 * langhooks.h (lhd_signed_or_unsigned_type): New.
5321 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5323 2007-03-30 Richard Henderson <rth@redhat.com>
5325 * tree-ssa-loop-ivopts.c: Include target.h.
5326 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5327 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5328 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5329 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5331 2007-03-30 Richard Henderson <rth@redhat.com>
5332 Kai Tietz <kai.tietz@onevision.com>
5334 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5336 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5337 (TARGET_64BIT_MS_ABI): New.
5338 (DBX_REGISTER_NUMBER): Handle 64-bit.
5339 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5340 (LONG_TYPE_SIZE): Force to 32.
5341 (REG_PARM_STACK_SPACE): New.
5342 (OUTGOING_REG_PARM_STACK_SPACE): New.
5343 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5344 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5345 (STACK_BOUNDARY): Use 128 for 64-bit.
5346 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5347 Add 64-bit implementation.
5348 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5350 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5351 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5352 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5353 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5354 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5355 TARGET_64BIT_MS_ABI.
5356 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5357 (ix86_pass_by_reference): Likewise.
5358 (ix86_function_value_regno_p): Likewise.
5359 (ix86_build_builtin_va_list): Likewise.
5360 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5361 (function_arg_advance_ms_64): New.
5362 (function_arg_advance): Call it.
5363 (function_arg_ms_64): New.
5364 (function_arg): Call it.
5365 (function_value_ms_64): New.
5366 (ix86_function_value_1): Call it.
5367 (return_in_memory_ms_64): New.
5368 (ix86_return_in_memory): Call it.
5369 (setup_incoming_varargs_ms_64): New.
5370 (ix86_setup_incoming_varargs): Call it.
5371 (ix86_expand_prologue): Handle 64-bit stack probing.
5372 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5373 (output_pic_addr_const): Likewise.
5374 (x86_this_parameter): Likewise.
5375 (x86_output_mi_thunk): Likewise.
5376 (x86_function_profiler): Likewise.
5377 (TARGET_STRICT_ARGUMENT_NAMING): New.
5378 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5379 (TARGET_64BIT_MS_ABI): New.
5380 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5381 * config/i386/i386.md (allocate_stack_worker): Remove.
5382 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5383 describe the clobber of eax without a match_scratch.
5384 (allocate_stack_worker_postreload): Remove.
5385 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5386 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5387 (allocate_stack_worker_rex64_postreload): Remove.
5388 (allocate_stack): Handle 64-bit.
5389 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5390 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5391 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5392 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5393 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5394 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5395 * config.build (x86_64-*-mingw*): New host.
5396 * config.host (x86_64-*-mingw*): New host.
5397 * config.gcc (x86_64-*-mingw*): New target.
5398 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5400 2007-03-30 Richard Henderson <rth@redhat.com>
5401 Kai Tietz <kai.tietz@onevision.com>
5403 * c-pragma.c (struct def_pragma_macro_value): New.
5404 (struct def_pragma_macro): New.
5405 (pushed_macro_table): New.
5406 (dpm_hash, dpm_eq): New.
5407 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5408 (init_pragma): Install them.
5409 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5411 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5413 * config/avr/avr.c (avr_override_options): Clear
5414 'flag_delete_null_pointer_checks'.
5416 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5419 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5420 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5421 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5422 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5423 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5424 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5425 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5427 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5429 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5431 * regmove.c: Move all of pass_stack_adjustments from here...
5432 * combine-stack-adj.c: ...to this new file.
5433 * Makefile.in: Add rules for combine-stack-adj.o.
5435 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5437 PR tree-optimization/31383
5438 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5439 to have the same length.
5441 2007-03-30 Jan Hubicka <jh@suse.cz>
5444 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5445 availablility; add more sanity checking; ask varpool only about
5448 2007-03-29 Richard Henderson <rth@redhat.com>
5450 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5451 to decide, but __SIZEOF_LONG_LONG__.
5453 2007-03-29 Richard Henderson <rth@redhat.com>
5455 * emutls.c (struct __emutls_array): New.
5456 (emutls_destroy): Use it instead of casting element 0 from void*.
5457 (__emutls_get_address): Likewise.
5459 2007-03-29 Richard Henderson <rth@redhat.com>
5461 * varasm.c (initializer_constant_valid_p): Don't deny
5462 DECL_DLLIMPORT_P on functions.
5464 * config/i386/cygming.h: Remove function declarations.
5465 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5466 (ASM_OUTPUT_LABELREF): Remove.
5467 (COMMON_ASM_OP): Remove.
5468 (ASM_OUTPUT_COMMON): Remove.
5469 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5470 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5471 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5472 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5473 Rename from TARGET_ENCODE_SECTION_INFO.
5474 * config/i386/netware.h: Likewise.
5475 * config/i386/i386-protos.h: Update.
5476 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5477 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5478 (legitimate_constant_p): Reject dllimports.
5479 (dllimport_map, get_dllimport_decl): New.
5480 (legitimize_dllimport_symbol): New.
5481 (legitimize_address, ix86_expand_move): Use it.
5482 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5483 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5484 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5485 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5486 * config/i386/predicates.md (constant_call_address_operand): Only
5487 accept symbols; reject dllimport_p symbols.
5488 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5489 i386_pe_maybe_record_exported_symbol.
5490 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5491 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5492 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5493 trust the setting of DECL_DLLIMPORT_P.
5494 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5495 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5496 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5497 tidy the argument scanning loop.
5498 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5499 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5500 (i386_pe_strip_name_encoding): Remove.
5501 (i386_pe_binds_local_p): New.
5502 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5503 (i386_pe_output_labelref): Remove.
5504 (i386_pe_asm_output_aligned_decl_common): New.
5505 (i386_pe_maybe_record_exported_symbol): Rename from
5506 i386_pe_record_exported_symbol; check for dllexported symbols.
5508 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5510 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5511 add comment explaining why vsnprintf cannot be used.
5513 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5515 PR tree-optimization/30666
5516 * tree.c (build_complex_type): When creating type names for DWARF2
5517 debug info, create TYPE_DECLs for TYPE_NAME instead of
5519 (build_common_tree_nodes_2): Use build_complex_type when building
5520 predefined complex types, to preserve canonical types.
5522 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5524 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5525 (noce_get_alt_condition): Look at it to determine whether to
5526 reverse the condition or not.
5527 (noce_get_condition): Substitute the truth for lies.
5528 (noce_find_if_block): Set the then_else_reversed field.
5530 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5532 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5533 destination of this insn.
5534 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5535 than calling gen_rtx_SET directly. Use r0 to hold the value of
5536 'address + 4' rather than a stack based temporary which can be
5539 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5541 * config/s390/s390.c (s390_secondary_input_reload_class,
5542 s390_secondary_output_reload_class): Functions removed.
5543 (s390_secondary_reload): New function.
5544 (TARGET_SECONDARY_RELOAD): Target macro defined.
5545 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5546 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5547 * config/s390/s390.md ("reload_outti", "reload_outdi",
5548 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5549 "reload_out<mode>"): Expanders removed.
5550 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5551 "reload<mode>_nonoffmem_out"): Expanders added.
5553 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5555 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5556 SRC->DEST replacement failed anyway.
5558 2007-03-28 Mike Stump <mrs@apple.com>
5560 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5561 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5562 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5564 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5566 * config.gcc: Accept barcelona as a variant of amdfam10.
5567 * config/i386/i386.c (override_options): Likewise.
5568 * doc/invoke.texi: Likewise.
5570 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5572 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5573 offsets for BIT_FIELD_REF and COMPONENT_REF.
5575 2007-03-28 Richard Guenther <rguenther@suse.de>
5577 * tree.c (is_global_var): Move ...
5578 * tree-flow-inline.h (is_global_var): ... here.
5579 * tree.h (is_global_var): Remove declaration.
5581 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5583 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5585 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5586 * config/i386/i386.c (ix86_tune_features): Initialize new
5588 * config/i386/predicates.md (promotable_binary_operator): Use
5589 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5591 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5594 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5596 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5598 * config/fr30/fr30.md (movsi_internal): Change destination
5599 constraint from m to V and add m to the end.
5601 2007-03-28 Christian Bruel <christian.bruel@st.com>
5603 * config/sh/sh.md (movsi_i): Fix type attribute.
5605 2007-03-28 Christian Bruel <christian.bruel@st.com>
5607 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5608 (movsf_ie): Likewise.
5610 2007-03-28 Christian Bruel <christian.bruel@st.com>
5612 * config.gcc: Add sh4-300 to multilib.
5613 * config/sh/t-mlib-sh4-300: New file.
5615 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5617 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5618 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5620 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5621 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5622 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5623 "fixuns_trunctddi2"): Whitespace fix.
5625 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5627 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5628 the definition of struct sh_args.
5629 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5630 CALL_COOKIE_INT_REG_GET): Likewise.
5632 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5634 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5635 transformations are applied successfully.
5637 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5639 * tree.c (tree_contains_struct): Permit 512 tree codes.
5640 * tree.h (tree_contains_struct): Ditto.
5641 (MAX_TREE_CODES): Ditto.
5642 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5643 SPARE member to store remaining padding bits.
5645 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5647 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5650 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5652 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5653 * configure: Regenerate.
5655 * configure: Regenerate using the correct version of autoconf.
5657 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5659 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5661 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5662 regs to "__SP_L__" and "__SP_H__".
5664 2007-03-27 Richard Guenther <rguenther@suse.de>
5666 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5667 computations with it with a HOST_WIDE_INT variable.
5669 2007-03-26 Mike Stump <mrs@apple.com>
5671 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5672 objective-c-header, objective-c++-header and objc++-cpp-output
5674 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5676 2007-03-26 Richard Henderson <rth@redhat.com>
5679 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5680 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5681 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5682 IX86_BUILTIN_PSRLQ128): New.
5683 (ix86_init_mmx_sse_builtins): Add them.
5684 (ix86_expand_builtin): Expand them.
5685 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5686 operand 2 be TImode.
5687 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5688 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5689 _mm_srli_epi64): Mark __B const.
5690 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5691 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5692 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5693 new two-vector shift builtins.
5695 2007-03-26 Ian Lance Taylor <iant@google.com>
5697 PR tree-optimization/31345
5698 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5699 [+INF, +INF(OVF)] into VARYING.
5701 2007-03-26 Zack Weinberg <zackw@panix.com>
5703 * gengtype-parse.c: New file.
5704 * gengtype-yacc.y: Delete.
5705 * gengtype-lex.l: Don't include gengtype-yacc.h.
5706 Define YY_DECL and yyterminate appropriately for recursive
5707 descent parser. yylval is now a string out-parameter to yylex.
5708 (HWS, EOID): New shorthand.
5709 (IWORD): Add a couple more types.
5710 (yylex): Add a setup stanza. Remove the complex rules for
5711 detecting GTY'ed types and typedefs; replace with simple
5712 keyword detectors. Adjust everything for the changed
5713 definition of yylval. Ignore all pp-directives, not just #define.
5715 (parse_file): Rename yybegin; do not call yyparse.
5717 * gengtype.c (xasprintf): Export again.
5718 (this_file): New. Use everywhere __FILE__ was being used.
5719 (get_lang_bitmap): Special case types defined in gengtype.c.
5720 (do_typedef, new_structure): Suppress definition of certain types.
5721 (new_structure): Improve diagnostics of duplicate definitions.
5722 Make sure location_s is associated with input.h.
5723 (nreverse_pairs, define_location_structures): New functions.
5724 (main): Improve tagging of kludge types. Remove old kludges
5725 for input.h types; use define_location_structures.
5726 * gengtype.h: Update prototypes. Define token codes here.
5727 * Makefile.in: Remove all references to gengtype-yacc.
5728 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5730 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5731 add GTY((skip)) to the field that's only conditionally there.
5732 * doc/install.texi: Document that Bison is no longer required
5733 unless building treelang.
5735 * gengtype.c: Don't include gtyp-gen.h.
5736 (srcdir): Declare here.
5737 (base_files, lang_dir_names): Allocate dynamically.
5738 (gt_files, num_gt_files, num_lang_dirs): New globals.
5739 (measure_input_list, read_input_line, read_input_list)
5740 (set_lang_bitmap): New functions.
5741 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5742 simplify, relying on read_input_list to set up the bitmaps.
5743 (main): Arguments are no longer unused. Check for correct number
5744 of command line arguments, set srcdir and srcdir_len, then call
5745 read_input_list, before doing anything else. No need to worry
5746 about duplicates in main loop.
5747 * configure.ac: Simplify the calculation of all_gtfiles.
5748 Put language tags in there. Don't set or substitute
5749 all_gtfiles_files_langs or all_gtfiles_files_frags.
5750 * Makefile.in: Revamp the way gengtype is invoked, now that it
5751 takes a file on its command line with a much simpler format.
5752 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5753 (GTFILES): Remove duplicates and C source files.
5754 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5755 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5756 * configure: Regenerate.
5758 * gengtype.h: Remove all type definitions to gengtype.c; leave
5759 only definitions of options_p, type_p, and pair_p as opaque
5760 pointers. Update prototypes.
5761 * gengtype.c: Many type definitions moved here from gengtype.h.
5762 Consolidate type definitions at the top of the file.
5763 (xvasprintf): Delete.
5764 (xasprintf): Make static.
5765 (create_nested_pointer_option): Add 'next' parameter.
5766 (create_field_all, create_field_at): New functions.
5767 (create_field): Now a thin wrapper around create_field_all.
5768 (create_optional_field): Rename create_optional_field_ and add
5769 line argument. Original name is now a macro which supplies
5771 (oprintf): Use vsnprintf directly.
5772 (close_output_files): Use fatal rather than perror/exit.
5773 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5774 (main): Set progname. Don't use exit.
5775 * gengtype-yacc.y (struct_fields): Use create_field_at.
5776 (option, optionseqopt): Delete.
5777 (optionseq): Consolidate productions from option here so we
5778 can use the first argument to create_option.
5780 * gengtype-lex.l: Distinguish unions from structures in the
5781 token type. Don't call find_structure; return the tag as a string.
5782 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5783 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5784 Reorganize typedef_struct production accordingly.
5785 Use create_nested_ptr_option.
5786 * gengtype.c (create_nested_ptr_option): New function.
5787 * gengtype.h: Declare it.
5789 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5790 (string_type): Don't declare.
5791 (do_scalar_typedef): Declare.
5792 (create_scalar_type): Update prototype.
5793 * gengtype.c (string_type): Make static.
5794 (scalar_nonchar, scalar_char): New.
5795 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5796 (resolve_typedef): Use scalar_nonchar for error recovery.
5797 (create_scalar_type): Remove name_len field. Return scalar_char
5798 or scalar_nonchar as appropriate.
5799 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5801 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5803 (main): Initialize scalar_char and scalar_nonchar before calling
5805 * gengtype-lex.l: Adjust for removal of second argument to
5806 create_scalar_type. Use yylval.s instead of yylval.t when
5808 * gengtype-yacc.y: Type of SCALAR is string. Call
5809 create_scalar_type from type:SCALAR rule. Adjust for removal of
5810 second argument to create_scalar_type.
5812 * vec.h: Remove all #if IN_GENGTYPE blocks.
5813 Add comment saying that changes may require adjustments to gengtype.
5814 * gengtype.c: Don't include coretypes.h or tm.h.
5815 Add comment to inclusion of errors.h.
5816 (note_def_vec, note_def_vec_alloc): New functions.
5817 * gengtype.h: Declare new functions.
5818 * gengtype-lex.l: Don't include coretypes.h.
5819 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5821 (update_lineno): Remove unnecessary prototype.
5822 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5823 (VEC rule): Just return VEC_TOKEN.
5824 * gengtype-yacc.y (VEC_TOKEN): New token type.
5825 (type): Add a production for VEC(a,b).
5826 * Makefile.in: Update dependencies.
5828 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5829 typedefs that use the old PARAMS macro.
5831 * gengtype-lex.l: Remove all rules and states relating to yacc
5833 * gengtype-yacc.y: Similarly.
5834 * gengtype.c (note_yacc_type): Delete function.
5835 * gengtype.h: Update prototypes.
5837 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5839 * tree-pretty-print.c (dump_generic_node): Report precision of
5840 unnamed integer types.
5842 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5844 * ifcvt.c (noce_try_store_flag_constants): Don't check
5845 no_new_pseudos here.
5846 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5847 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5848 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5849 noce_try_sign_mask): Likewise.
5850 (if_convert): Check no_new_pseudos here.
5852 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5854 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5855 (noce_get_condition): Handle new then_else_reversed argument.
5856 (noce_init_if_info): Remove, fold into noce_find_if_block.
5857 (noce_process_if_block): Take a struct noce_if_info as the
5858 argument. Don't set up one based on ce_if_info. Update pointer
5859 references accordingly.
5860 (cond_move_process_if_block): Likewise.
5861 (process_if_block): Removed.
5862 (find_if_block): Removed. Move functionality two new functions,
5863 noce_find_if_block and cond_exec_find_if_block.
5864 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5865 blocks and the symmetric IF-ELSE-JOIN case.
5866 (cond_exec_find_if_block): Also new function mostly based on old
5867 find_if_block and process_if_block.
5868 (find_if_header): Replace find_if_block call with separately
5869 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5870 (find_cond_trap): Update noce_get_condition call.
5871 (dead_or_predicable): Likewise.
5873 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5875 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5877 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5878 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5879 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5880 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5881 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5882 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5883 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5884 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5885 __builtin_ia32_psrad128 builtins.
5887 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5889 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5890 * config/i386/constraints.md
5891 (define_constraint "I"): Use IN_RANGE macro.
5892 (define_constraint "J"): Ditto.
5893 (define_constraint "K"): Ditto.
5894 (define_constraint "M"): Ditto.
5895 (define_constraint "N"): Ditto.
5896 (define_constraint "O"): Ditto.
5897 * config/i386/predicates.md
5898 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5899 (define_predicate "const_0_to_3_operand"): Ditto.
5900 (define_predicate "const_0_to_7_operand"): Ditto.
5901 (define_predicate "const_0_to_15_operand"): Ditto.
5902 (define_predicate "const_0_to_63_operand"): Ditto.
5903 (define_predicate "const_0_to_255_operand"): Ditto.
5904 (define_predicate "const_1_to_31_operand"): Ditto.
5905 (define_predicate "const_2_to_3_operand"): Ditto.
5906 (define_predicate "const_4_to_7_operand"): Ditto.
5908 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5910 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5911 in SImode for save_world.
5912 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5915 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5917 PR tree-optimization/30784
5918 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5921 2007-03-25 Revital Eres <eres@il.ibm.com>
5923 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5924 Fold movement_possibility function into it.
5926 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5928 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5929 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5930 (call_indirect_nonlocal_darwin64): Same.
5931 (call_nonlocal_darwin64): Same.
5932 (call_value_indirect_nonlocal_darwin64): Same.
5933 (call_value_nonlocal_darwin64): Same.
5934 (sibcall_nonlocal_darwin64): Same.
5935 (sibcall_value_nonlocal_darwin64): Same.
5936 (sibcall_symbolic_64): Same.
5937 (sibcall_value_symbolic_64): Same.
5938 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5940 (rs6000_emit_load_toc_table): Same.
5941 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5942 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5948 (load_toc_v4_pic_si): Same
5949 (load_toc_v4_PIC_1): Same.
5950 (load_toc_v4_PIC_1b): Same.
5951 (call_indirect_aix{32,64}): Same.
5952 (call_value_indirect_aix{32,64}): Same.
5955 (call_local{32,64}): Same.
5956 (call_value_local{32,64}): Same.
5957 (call_indirect_nonlocal_aix{32,64}): Same.
5958 (call_nonlocal_aix{32,64}): Same.
5959 (call_value_indirect_nonlocal_aix{32,64}): Same.
5960 (call_value_nonlocal_aix{32,64}): Same.
5961 (call_indirect_nonlocal_sysv<mode>): Same.
5962 (call_nonlocal_sysv<mode>): Same.
5963 (call_value_indirect_nonlocal_sysv<mode>): Same.
5964 (call_value_nonlocal_sysv<mode>): Same.
5966 (sibcall_local{32,64}): Same.
5967 (sibcall_value_local{32,64}): Same.
5968 (sibcall_nonlocal_aix{32,64}): Same.
5969 (sibcall_value_nonlocal_aix{32,64}): Same.
5970 (sibcall_nonlocal_sysv<mode>): Same.
5971 (sibcall_value): Same.
5972 (sibcall_value_nonlocal_sysv<mode>): Same.
5974 2007-03-24 Paul Brook <paul@codesourcery.com>
5976 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5977 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5979 2007-03-24 Richard Henderson <rth@redhat.com>
5981 * config/ia64/constraints.md: New file.
5982 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5983 satisfies_constraint_?.
5984 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5985 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5986 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5987 ia64_output_mi_thunk): Likewise.
5988 (ia64_const_ok_for_letter_p): Remove.
5989 (ia64_const_double_ok_for_letter_p): Remove.
5990 (ia64_extra_constraint): Remove.
5991 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5992 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5993 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5994 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5995 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5996 EXTRA_MEMORY_CONSTRAINT): Remove.
5997 * config/ia64/ia64.md: Include constriants.md. Replace
5998 CONST_OK_FOR_? with satisfies_constraint_?.
6000 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6001 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6005 (name macros): Use DPD_BID_NAME to convert names properly.
6007 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6008 decimal floating point format.
6009 (init_floating_libfuncs): Change decimal functions so that they
6010 have a "bid_" prefix if the decimal system uses the BID format,
6011 and "dpd_" prefix if the decimal system uses the DPD format.
6012 (init_interclass_conv_libfuncs): Ditto.
6013 (init_intraclass_conv_libfuncs): Ditto.
6015 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6016 using the BID format.
6018 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6019 whether we are using the BID decimal format.
6020 * configure: Regenerate.
6022 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6023 the compiler has decimal floating point enabled. Define
6024 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6027 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6028 using the BID format.
6030 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6031 whether we are using the BID decimal format.
6032 * configure: Regenerate.
6034 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6035 the compiler has decimal floating point enabled. Define
6036 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6039 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6040 options, and that it is enabled for i386/x86_64 systems.
6042 * Makefile.in (enable_decimal_float): New.
6044 (DECNUMINC): Add -I$(DECNUMFMT).
6045 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6046 to $(DECNUMFMT) from $(DECNUM).
6048 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6049 Substitute enable_decimal_float.
6050 * configure: Regenerated.
6053 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6056 * configure.ac: Enable decimal float for x86_64-*-linux*.
6057 * configure: Regenerated.
6060 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6061 decimal128ClearSign to flip and clear the sign bit in decimal128.
6062 (decimal_real_maxval): Set decimal128SetSign to set the sign
6065 2007-03-23 Ian Lance Taylor <iant@google.com>
6067 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6069 2007-03-23 Ian Lance Taylor <iant@google.com>
6071 * tree-dump.c (dump_files): Correct comment.
6073 2007-03-23 Ian Lance Taylor <iant@google.com>
6075 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6077 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6079 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6080 in cfglayout mode. Don't go into and out of cfglayout mode.
6081 Link the blocks in the order of the constructed traces.
6082 (rest_of_handle_tracer): Adjust call to tracer.
6083 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6084 Don't go into cfglayout mode.
6085 (rtl_loop_done): Don't go out of cfglayout mode.
6086 * cfglayout.c (relink_block_chain): New function, split out from...
6087 (fixup_reorder_chain): ...here. Remove redundant checking.
6088 (cfg_layout_finalize): Don't clear the header, footer, and aux
6089 fields here, move the code to do so to relink_block_chain. Likewise
6090 for free_original_copy_tables.
6091 * rtl.h (tracer): Update prototype.
6092 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6093 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6094 mode. Use relink_block_chain to serialize the CFG according to the
6095 new basic block order. Move targetm.cannot_modify_jumps_p check from
6097 (gate_handle_reorder_blocks): ...to here.
6098 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6100 (gate_duplicate_computed_gotos): ...to here.
6101 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6102 something always changes when going into and out of cfglayout mode.
6103 Perform an expensive cfg cleanup while going into cfglayout mode.
6104 Always update liveness information on HAVE_conditional_execution
6105 targets. Reserialize the basic blocks and go out of cfglayout mode.
6106 * reg-stack.c: Include cfglayout.h.
6107 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6108 the call to reorder_basic_blocks.
6109 * basic-block.h (reorder_basic_blocks): Update prototype.
6110 (relink_block_chain): New prototype.
6111 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6113 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6115 * config/mips/mips.md (type, hazard, *movdi_32bit,
6116 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6117 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6118 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6119 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6120 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6122 (movcc): Change first xfer to multi.
6123 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6124 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6125 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6126 config/mips/generic.md: Change reservations using "xfer" to use
6128 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6129 using match_operand.
6130 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6131 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6133 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6135 2007-03-22 Richard Henderson <rth@redhat.com>
6137 * config/i386/i386.c: Remove unnecessary function declarations.
6138 Move targetm definition, and all related macros, to the end of
6139 the file. Resort some functions to put definitions before uses.
6140 (ix86_attribute_table): Make static. Move to end of file.
6141 (ix86_gimplify_va_arg): Make static.
6143 2007-03-22 Richard Henderson <rth@redhat.com>
6145 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6146 don't increase local_regparm with force_align_arg_pointer check.
6147 (ix86_function_sseregparm): Assert 32-bit.
6148 (type_has_variadic_args_p): New.
6149 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6150 type_has_variadic_args_p.
6151 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6152 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6153 use memset instead. Do maybe_vaarg check first; skip attribute
6154 tests if true; skip attribute tests for 64-bit.
6155 (construct_container): Remove TARGET_DEBUG_ARG.
6156 (function_arg_advance_32, function_arg_advance_64): Split out ...
6157 (function_arg_advance): ... from here.
6158 (function_arg_32, function_arg_64): Split out ...
6159 (function_arg): ... from here.
6160 (ix86_pass_by_reference): Tidy.
6161 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6162 (function_value_32): New, from parts of ix86_function_value
6163 and ix86_value_regno.
6164 (function_value_64): New, from parts of ix86_function_value
6165 and ix86_libcall_value.
6166 (ix86_function_value_1): New.
6167 (ix86_function_value, ix86_libcall_value): Use it.
6168 (return_in_memory_32, return_in_memory_64): Split out ...
6169 (ix86_return_in_memory): ... from here.
6170 (ix86_struct_value_rtx): Skip for 64-bit.
6171 (ix86_libcall_value, ix86_value_regno): Remove.
6172 (setup_incoming_varargs_64): Split out ...
6173 (ix86_setup_incoming_varargs): ... from here.
6174 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6175 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6176 * config/i386/i386-protos.h (ix86_function_value): Remove.
6177 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6179 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6182 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6183 infinities not supported, otherwise emit warning if -Woverflow. On
6184 underflow, emit warning if -Woverflow.
6185 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6187 * real.h (real_from_string): Update declaration
6189 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6190 Richard Henderson <rth@redhat.com>
6192 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6193 * calls.c (compute_argument_block_size, expand_call,
6194 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6195 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6196 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6197 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6198 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6199 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6200 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6201 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6204 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6206 * c-incpath.c (add_sysroot_to_chain): New.
6207 (merge_include_chains): Add sysroot argument. Call
6208 add_sysroot_to_chain if sysrooted.
6209 (register_include_chains): Update call to merge_include_chains.
6210 * doc/cppopts.texi: Document use of '=' in include directory
6213 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6215 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6216 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6217 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6218 insn pattern using X87MODEF12 mode macro.
6220 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6222 * regmove.c (regmove_optimize): Use reg_mentioned_p
6223 instead of reg_overlap_mentioned_p for DST.
6225 2007-03-21 Mike Stump <mrs@apple.com>
6227 * c.opt: Fixup for Objective-C/C++.
6229 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6231 * explow.c (convert_memory_address): Fold memory reference when
6232 POINTERS_EXTEND_UNSIGNED < 0
6234 2007-03-21 Richard Henderson <rth@redhat.com>
6237 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6238 * config/i386/mmintrin.h (__m64): Likewise.
6239 * config/i386/xmmintrin.h (__m128): Likewise.
6241 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6243 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6244 (VXWORKS_OS_CPP_BUILTINS): Define.
6245 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6246 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6248 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6250 * rtl.h (constant_pool_reference_p): Delete.
6251 (find_constant_src): Declare.
6252 * rtlanal.c (find_constant_src): New function.
6253 * simplify-rtx.c (constant_pool_reference_p): Delete.
6254 * config/i386/i386.md: Use find_constant_src instead of
6255 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6257 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6259 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6260 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6262 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6264 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6265 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6266 (arm_elf_asm_constructor): Use it.
6267 (arm_elf_asm_destructor): New function.
6269 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6271 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6273 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6275 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6277 2007-03-19 Andrew Haley <aph@redhat.com>
6279 PR tree-optimization/31264
6280 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6283 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6285 PR rtl-optimization/30907
6286 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6287 (fwprop_init): Always call loop_optimizer_initialize.
6288 (fwprop_done): Always call loop_optimizer_finalize.
6289 (fwprop): We always have loop info now.
6290 (gate_fwprop_addr): Remove.
6291 (pass_fwprop_addr): Use gate_fwprop as gate.
6293 PR rtl-optimization/30841
6294 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6295 df_chain_alloc): Call df_reorganize_refs unconditionally.
6296 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6297 refs_organized to refs_organized_size.
6298 (df_ref_create_structure): Use refs_organized_size instead of
6299 bitmap_size if refs had been organized, and keep refs_organized_size
6301 * df.h (struct df_ref_info): Change refs_organized to
6302 refs_organized_size.
6303 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6306 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6308 * except.c (output_function_exception_table): Do not reference the
6309 EH personality routine for functions that do not require an
6312 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6315 * c-typeck.c (convert_for_assignment): Call comptypes for
6316 RECORD_TYPE or UNION_TYPE.
6319 * reload1.c (reload): Do invalid ASM checking after
6320 cleanup_subreg_operands.
6322 2007-03-19 Jeff Law <law@redhat.com>
6324 * tree-cfg.c (find_taken_edge): Tighten conditions for
6325 optimizing computed gotos.
6327 2007-03-19 Michael Matz <matz@suse.de>
6329 * builtins.c (expand_builtin_sync_operation,
6330 expand_builtin_compare_and_swap,
6331 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6334 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6335 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6338 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6340 * doc/tm.texi: Add brackets around the return type of
6341 TARGET_SECONDARY_RELOAD.
6343 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6344 Richard Guenther <rguenther@suse.de>
6346 PR tree-optimization/31254
6347 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6348 Use handled_component_p () where appropriate. Continue
6349 propagating into the rhs if we propagated into an INDIRECT_REF
6352 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6354 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6355 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6356 (xde, xdee): Mode attributes adjusted to support DFP modes.
6357 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6358 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6359 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6360 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6361 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6362 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6363 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6365 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6366 "movsf"): Insn definitions removed.
6367 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6368 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6369 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6371 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6372 "reload_in<mode>", "reload_out<mode>"): Expander added.
6373 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6376 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6378 * config/s390/s390.md: Only non-functional changes. Renamed
6379 FPR mode macro to BFP all over the file.
6381 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6383 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6384 (op_type attribute): RRF instruction type added.
6385 (fT0): New mode attribute.
6386 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6387 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6388 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6389 no secondary memory is needed when moving DFmode values between GPRs
6392 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6394 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6395 inverted and documentation adjusted.
6396 ("mhard-dfp", "msoft-dfp"): New options.
6397 * config/s390/s390.c (s390_handle_arch_option): New architecture
6399 (override_options): Sanity checks for the new options added.
6400 * config.gcc: New architecture switch: z9-ec.
6401 * config/s390/s390.h (processor_flags): PF_DFP added.
6402 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6403 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6404 when the bit is NOT set so remove it from the defaults.
6406 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6408 * genemit.c (main): Print include statement for dfp.h.
6409 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6412 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6414 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6416 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6419 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6422 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6424 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6425 attr_length_call, output_call, output_indirect_call): Cleanup
6426 formatting of targetm calls.
6428 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6430 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6432 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6434 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6435 reservation, bypass and anti-bypass descriptions for these instructions.
6436 Update move patterns.
6437 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6440 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6442 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6443 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6444 (get_initial_def_for_reduction): Likewise.
6446 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6448 Fix PR tree-optimization/29922
6449 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6450 (get_representative): Removed.
6451 (value_dies_in_block_x): Update for rvuse removal.
6452 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6453 (compute_antic_aux): Handle when PHI nodes appear in
6454 non-single-successors.
6455 (dump_bitmap_of_names): Removed.
6456 (compute_antic_safe): Renamed and removed rvuse calculation.
6457 Calculate only antic safe.
6458 (insert_into_preds_of_block): Remove assert.
6459 (execute_pre): Update for renamed functions.
6460 (defer_or_phi_translate_block): New function.
6462 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6464 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6465 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6467 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6468 Follow spelling conventions.
6470 * tree-data-ref.h: Remove the prototype for analyze_array.
6472 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6474 PR tree-optimization/31041
6475 * tree-vect-transform.c (get_initial_def_for_induction): Call
6476 force_gimple_operand.
6478 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6480 * ipa-type-escape.c (look_for_casts) : Revert code to use
6481 handled_component_p due to ada test a-numaux.adb.
6483 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6485 * final.c (final_scan_insn): Alter the condition of a
6486 conditional trap if we have nonstandard CC.
6488 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6490 * configure.ac: Remove excess quoting from asm line 0 test.
6491 * configure: Rebuilt.
6493 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6495 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6496 * c-common.c (convert_and_check): Move warning logic to...
6497 (warnings_for_convert_and_check): ...here. Define.
6498 * c-common.h (warnings_for_convert_and_check): Declare.
6500 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6502 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6503 (output_call): Likewise.
6505 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6507 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6509 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6511 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6513 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6515 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6516 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6518 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6520 PR tree-optimization/31183
6521 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6522 Use double_int instead of unsigned int for representing access_strides.
6523 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6525 2007-03-16 Richard Guenther <rguenther@suse.de>
6527 PR tree-optimization/31146
6528 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6529 to allow recursion of forward_propagate_addr_expr.
6530 (forward_propagate_addr_into_variable_array_index): Likewise.
6531 (forward_propagate_addr_expr): Likewise.
6532 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6533 (forward_propagate_addr_expr_1): Recurse on simple copies
6534 instead of propagating into them. Do so for useless conversions
6536 (forward_propagate_addr_expr): Clean up unused statements after
6539 2007-03-16 Richard Guenther <rguenther@suse.de>
6541 * builtins.c (expand_builtin_cexpi): Use the right argument
6542 for the expansion via cexp.
6544 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6546 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6547 * configure: Rebuilt.
6549 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6552 * dwarf2out.c (force_type_die): Adjust comment.
6553 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6555 2007-03-15 DJ Delorie <dj@redhat.com>
6557 * config/frv/predicates.md (minmax_operator): Don't check operands
6560 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6562 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6563 Update constant estimates of number of iterations.
6564 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6565 argument renamed to "realistic".
6566 (compute_estimated_nb_iterations): Removed.
6567 (record_niter_bound): New function.
6568 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6569 call record_nonwrapping_iv with upper = false.
6570 (infer_loop_bounds_from_signedness): Pass upper argument to
6571 record_nonwrapping_iv.
6572 (estimate_numbers_of_iterations_loop): Do not call
6573 compute_estimated_nb_iterations. Record estimate based on profile
6574 information. Initialize the constant estimates of number of
6576 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6578 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6579 number of iterations is too small.
6580 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6581 (EST_NOT_AVAILABLE): Removed.
6582 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6583 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6586 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6588 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6589 Handle NE_EXPR guards.
6591 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6594 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6595 Set also -pedantic-errors by default for the preprocessor unless
6596 -fpermissive is given.
6598 2007-03-15 Richard Guenther <rguenther@suse.de>
6602 * builtins.c (expand_builtin_cexpi): As a fallback if we
6603 don't have builtins for sincos or cexp create a function
6604 declaration for cexp and expand to a call to that.
6605 (expand_builtin_int_roundingfn): Always fall
6606 back to floor/ceil and its variants even if they may be
6609 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6612 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6613 jump tables, move the call to delete_dead_jumptables from here...
6614 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6615 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6616 don't allow merging of blocks that try_redirect_by_replacing_jump
6617 also does not handle when not optimizing.
6619 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6620 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6622 * config/i386/i386.md (x86_sahf_1): Correctly handle
6625 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6629 x86_64_general_operand as operand[2] predicate. Remove "iF"
6630 from operand constraints and use "e" constraint instead.
6631 (*subti3_1, *subti3_1 splitter): Ditto.
6632 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6633 operand[1] predicate.
6635 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6637 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6638 arrays, multiply the access strides by the size of the sub-array.
6639 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6641 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6643 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6644 the configured assembler supports the sahf mnemonic.
6645 * configure: Regenerate.
6646 * config.in: Regenerate.
6648 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6649 emit "sahf" or ".byte\t0x9e" as asm template.
6651 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6654 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6655 option to replace hard coded TARGET_xxx in md file.
6656 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6657 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6658 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6659 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6660 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6661 (X86_TUNE_NOT_VECTORMODE): Ditto.
6662 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6663 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6664 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6665 (TUNE_SLOW_IMUL_IMM8): Ditto.
6666 (TUNE_MOVE_M1_VIA_OR): Ditto.
6667 (TUNE_NOT_UNPAIRABLE): Ditto.
6668 (TUNE_NOT_VECTORMODE): Ditto.
6670 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6673 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6674 tuning options instead of hard coded TARGET_xxx.
6675 (fix ssemode peephole2's): Ditto.
6676 (imul peephole2's): Ditto.
6678 (movdi_or_rex64): Ditto.
6679 (move peephole2): Ditto.
6680 (not peephole2's): Ditto.
6682 2007-03-14 Dirk Mueller <dmueller@suse.de>
6684 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6685 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6686 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6688 * c-parser.c (c_parser_do_statement): Warn about empty body in
6690 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6691 * doc/invoke.texi (-Wempty-body): Update documentation.
6693 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6696 * c-common.h (warn_for_div_by_zero): Declare.
6697 * c-common.c (warn_for_div_by_zero): Define.
6698 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6701 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6703 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6704 to PREFIX and STANDARD_PREFIX.
6706 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6707 Phil Edwards <phil@codesourcery.com>
6709 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6710 (__gthread_once_t): Remove busy field for RTPs.
6711 (__GTHREAD_ONCE_INIT): Update accordingly.
6713 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6715 * doc/invoke.texi: Document VxWorks options.
6717 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6719 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6721 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6723 PR tree-optimization/30590
6724 * tree-nrv.c (tree_nrv): Check for the partial update of the
6727 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6729 * flags.h (flag_random_seed): Remove declaration, in favor of...
6730 * toplev.h (get_random_seed, set_random_seed): ... these.
6731 * tree.c (get_file_function_name): Use the former.
6732 * opts.c (common_handle_option): Use the latter.
6735 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6738 * cse.c (cse_find_path): Do not bail out if a basic block that
6739 we already visited now becomes part of a path that starts at a
6740 different basic block. Just disallow this, to make sure we
6741 visit each basic block at most once.
6743 2007-03-13 Jan Hubicka <jh@suse.cz>
6745 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6746 when profile esitmate is present, calls with very low frequency are
6749 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6751 PR tree-optimization/30730
6752 PR tree-optimization/26900
6753 * tree-ssa-loop-niter.c: Include gmp.h.
6755 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6756 split_to_var_and_offset, determine_value_range,
6757 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6758 bound_difference, bounds_add, bounds_negate,
6759 number_of_iterations_ne_max, dump_affine_iv): New functions.
6760 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6761 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6762 difference of initial and final value of control iv to validate
6764 (number_of_iterations_cond): Add loop parameter. Determine bounds
6765 on the difference of the extremes of the control iv. Add dumps.
6766 (expand_simple_operations): Handle phi nodes.
6767 (simplify_using_initial_conditions): Do not record used conditions.
6768 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6769 Do not set additional_info.
6770 (implies_nonnegative_p, implies_ge_p): Removed.
6771 (derive_constant_upper_bound): Do not use parameter `additional'.
6772 (record_estimate): Parameter `additional' removed. Parameter
6773 `i_bound' added. Do not call derive_constant_upper_bound.
6774 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6775 bound the number of iterations estimate.
6776 (estimate_numbers_of_iterations_loop): Pass the estimate from
6777 the number of iterations analysis to record_estimate.
6778 * tree.h (multiple_of_p): Declare.
6779 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6780 (scev_const_prop): Do not check expression_expensive_p.
6781 * fold-const.c (multiple_of_p): Exported.
6782 * double-int.c (double_int_mask): Exported.
6783 * double-int.h (double_int_mask): Declare.
6784 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6785 field. Added max field.
6787 2007-03-13 David Taylor <taylor@candd.org>
6790 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6793 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6796 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6797 two unamed patterns.
6799 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6801 * config/i386/i386.opt (mcx16, msahf): New options.
6802 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6803 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6805 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6806 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6807 Output -mcx16 and -msahf options when corresponding bit is set.
6809 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6812 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6814 * configure.ac: Test for assembler tolerance to # 0 "".
6815 * configure, config.in: Rebuilt.
6816 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6818 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6820 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6822 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6823 (handle_syscall): Handle direct system calls.
6824 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6826 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6828 * doc/invoke.texi: Fix cpp.info cross-reference.
6829 * doc/passes.texi: Fix gcc.info cross-reference.
6831 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6833 PR tree-optimization/30835
6834 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6835 bb_for_stmt is not NULL before accessing it.
6837 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6839 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6842 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6845 * doc/install.texi: Document --enable-stage1-languages
6847 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6849 * tree-pass.h (pass_into_cfg_layout_mode,
6850 pass_outof_cfg_layout_mode): Declare.
6851 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6852 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6853 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6854 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6856 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6858 * c-decl.c (warn_variable_length_array): New function.
6859 Refactored from grokdeclarator to handle warn_vla
6860 and handle unnamed array case.
6861 (grokdeclarator): Refactored VLA warning case.
6862 * c.opt (Wvla): New flag.
6863 * doc/invoke.texi (Wvla): New warning.
6865 2007-03-12 Richard Henderson <rth@redhat.com>
6867 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6868 (TARGET_SECTION_TYPE_FLAGS): New.
6870 2007-03-12 Richard Henderson <rth@redhat.com>
6872 * config/darwin.c (machopic_reloc_rw_mask): New.
6873 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6874 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6876 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6878 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6879 * cppdefault.h (cpp_PREFIX): Document.
6880 (cpp_PREFIX_len): Likewise.
6881 (cpp_EXEC_PREFIX): New variable.
6882 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6883 * c-incpath.c (add_standard_paths): Correct logic for relocating
6884 paths within prefix.
6886 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6888 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6889 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6891 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6892 fix_truncdfdi_sse using SSEMODEF mode macro.
6893 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6894 fix_truncdfsi_sse using SSEMODEF mode macro.
6895 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6896 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6898 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6900 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6903 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6905 * tree.h : Add multiple_of_p declaration.
6906 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6907 * ipa-type-escape.c (results_of_malloc): Redundant.
6908 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6909 (cast_type): Extended with new members.
6910 (check_cast): Returns cast_type.
6911 (cast): New structure for data of walk_use_def_chains.
6912 (is_malloc_result, is_cast_from_non_pointer_1,
6913 is_cast_from_non_pointer,
6914 is_array_access_through_pointer_and_index): New functions.
6915 (look_for_casts): Returns cast types.
6916 (check_call): Returns void.
6917 (okay_pointer_operation): Use support of pointer plus index,
6918 pointer plus constant and allow all multiplications.
6920 2007-03-11 Richard Guenther <rguenther@suse.de>
6922 PR tree-optimization/31115
6923 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6924 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6925 A shift count of zero is not special as with *_DIV_EXPR.
6926 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6929 2007-03-11 Ian Lance Taylor <iant@google.com>
6931 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6932 the *_DIV_EXPR codes correctly with overflow infinities.
6934 2007-03-11 Ira Rosen <irar@il.ibm.com>
6936 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6937 indicate success/failure of the analysis. Add negation to subtrahend
6938 in case of subtraction. Fail if both operands contain constants.
6939 (create_data_ref): Fail if analyze_offset fails.
6941 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6943 * config/i386/i386.md (frndintxf2): Rename to ...
6944 (rintxf2): ... this. Remove expander having same name.
6945 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6946 (roundsf2, rounddf2): Ditto.
6947 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6948 (lround<mode>di2, lround<mode>si2): Ditto.
6950 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6952 * lower-subreg.c: Include except.h.
6953 (decompose_multiword_subregs): Verify that the only control flow
6954 insns we can split are loads to multi-words pseudos.
6955 Handle breaking such blocks after splitting, instead of calling
6956 find_many_sub_basic_blocks.
6958 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6959 on the new basic block. Add a lengthy comment explaining why we
6960 thought this was necessary.
6961 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6963 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6966 * tree.c (walk_type_fields): Recurse into the element type of
6967 ARRAY_TYPEs if there is a pointer set.
6969 2007-03-10 Dirk Mueller <dmueller@suse.de>
6971 * c-common.c (warn_logical_operator): Fix condition.
6973 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6975 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6977 * config/darwin.c (machopic_select_section): Remove superfluous
6978 argument in call to categorize_decl_for_section. Remove unused
6981 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6983 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6985 * configure: Regenerate.
6987 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6990 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6991 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6992 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6993 Add LABEL_NUSES to emitted label.
6994 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6995 branch probability value to emitted jump insn.
6996 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6997 Do not check life information and do not re-arrange input operands
6998 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7000 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7002 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7003 the change of decode_asm_operands.
7005 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7007 * mode-switching.c (create_pre_exit): Skip blockage insn.
7009 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7011 * tree-pass.h (TODO_update_smt_usage): Remove.
7013 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7017 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7019 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7020 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7021 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7024 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7026 * gcc.c: Document %{, in big comment at top.
7027 (input_suffix_matches): Remove special handling for .s and
7029 (input_spec_matches): New.
7030 (handle_braces): Handle %{,.
7031 (validate_switches): ',' indicates a value which is not a switch.
7032 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7033 to detect assembler input.
7034 * config/i386/sol2.h (CPP_SPEC): Likewise.
7035 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7036 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7037 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7038 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7039 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7040 -m64 causes deployment target to default to 10.5.
7041 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7043 2007-03-09 Richard Henderson <rth@redhat.com>
7046 * target.h (targetm.asm.out.reloc_rw_mask): New.
7047 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7048 (TARGET_ASM_OUT): Use it.
7049 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7050 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7051 use the new reloc_rw_mask target hook instead.
7052 (default_section_type_flags_1): Merge into...
7053 (default_section_type_flags): ... here.
7054 (decl_readonly_section_1): Merge into...
7055 (decl_readonly_section): ... here.
7056 (default_elf_select_section_1): Merge into...
7057 (default_elf_select_section): ... here.
7058 (default_unique_section_1): Merge into...
7059 (default_unique_section): ... here.
7060 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7061 (default_select_rtx_section): Use it.
7062 (default_elf_select_rtx_section): Likewise.
7063 * output.h: Update to match.
7064 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7065 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7066 (TARGET_ASM_RELOC_RW_MASK): New.
7067 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7068 to categorize_decl_for_section.
7069 (x86_64_elf_unique_section): Likewise.
7070 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7071 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7072 (TARGET_ASM_RELOC_RW_MASK): New.
7073 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7074 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7075 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7076 (TARGET_RWRELOC): Remove.
7077 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7078 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7079 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7080 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7081 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7082 (rs6000_xcoff_select_section): Use decl_readonly_section.
7083 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7084 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7085 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7086 (TARGET_SECTION_TYPE_FLAGS): Remove.
7087 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7089 2007-03-09 Roger Sayle <roger@eyesopen.com>
7091 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7092 complex constant equality/inequality comparisons for here.
7093 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7094 known at compile-time or can be simplified to a scalar comparison.
7095 (fold_relational_const): Move compile-time evaluation of complex
7096 constant equality/inequality comparisons to here.
7098 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7100 PR rtl-optimization/30643
7101 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7103 (fold_rtx): Recurse, like before 2006-11-03.
7105 2007-03-09 DJ Delorie <dj@redhat.com>
7107 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7110 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7112 PR tree-optimization/30375
7113 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7114 LHS of statements is not the same.
7115 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7117 2007-03-09 Chao-ying Fu <fu@mips.com>
7119 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7121 * doc/invoke.texi (-mdspr2): Document new option.
7122 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7123 New unspec for DSP REV 2.
7124 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7125 these instructions are extended in DSP REV 2.
7126 (mips-dspr2.md): Include.
7127 * config/mips/mips.opt (mdspr2): New option.
7128 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7129 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7130 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7131 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7132 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7133 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7134 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7136 (bdesc_map): Add one field of unsupported_target_flags.
7137 (bdesc_arrays): Update entries to have extra fields. Add
7139 (mips_init_builtins): Initialize new function types.
7140 Check unsupported_target_fileds to filter out builtins.
7141 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7143 (ASM_SPEC): Pass mdspr2 to the assembler.
7144 * config/mips/mips-dspr2.md: New file.
7146 2007-03-09 Sa Liu <saliu@de.ibm.com>
7148 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7150 2007-03-09 Ian Lance Taylor <iant@google.com>
7152 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7153 argument) like -Wstrict-overflow=2.
7154 * doc/invoke.texi (Warning Options): Update documentation.
7156 2007-03-09 Dirk Mueller <dmueller@suse.de>
7159 * doc/invoke.texi (-Wlogical-op): Document.
7160 * common.opt (-Wlogical-op): New.
7161 * c-common.h (warn_logical_operator): Declare.
7162 * c-common.c (warn_logical_operator): Define.
7163 * c-typeck.c (parser_build_binary_op): Call
7164 warn_logical_operator.
7166 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7168 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7169 * final.c (final_scan_insn): Test for non-"" file name.
7171 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7173 * doc/loop.texi: Document the Omega linear constraints solver.
7174 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7175 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7176 omega-hash-table-size, omega-max-keys, and
7177 omega-eliminate-redundant-constraints.
7178 * tree-pass.h (pass_check_data_deps): Declared.
7181 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7182 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7183 pass_check_data_deps): New.
7184 * tree-data-ref.c (init_data_ref): Remove declaration.
7185 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7186 (analyze_array): Renamed init_array_ref, move up initializations.
7187 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7188 Removed arguments that are set to NULL.
7189 (analyze_indirect_ref): Correct indentation, correct call to
7191 (object_analysis): Call init_array_ref instead of analyze_array.
7192 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7193 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7194 of DR_ACCESS_FNS_ADDR.
7195 (init_omega_eq_with_af, omega_extract_distance_vectors,
7196 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7197 ddr_consistent_p): New.
7198 (compute_affine_dependence): Check consistency of ddrs when
7199 flag_check_data_deps is passed.
7200 (analyze_all_data_dependences): Uncomment.
7201 (tree_check_data_deps): New.
7202 * tree-data-ref.h: Include omega.h.
7203 (DR_ACCESS_FNS_ADDR): Removed.
7204 (data_dependence_relation): Add inner_loop.
7205 (DDR_INNER_LOOP): New.
7206 * common.opt (fcheck-data-deps): New.
7207 * tree-flow.h (tree_check_data_deps): Declare.
7208 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7209 (OBJS-common): Depend on omega.o.
7211 * passes.c (pass_check_data_deps): Scheduled.
7212 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7213 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7214 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7215 PARAM_VECT_MAX_VERSION_CHECKS,
7216 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7218 2007-03-09 Richard Guenther <rguenther@suse.de>
7220 PR tree-optimization/30904
7222 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7223 the same way as *_DIV_EXPR.
7225 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7227 * recog.c (decode_asm_operands): No mixed declarations and code.
7229 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7231 * rtl.def (ASM_INPUT): Add location.
7232 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7233 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7234 (decode_asm_operands): Add loc operand.
7235 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7236 * stmt.c (expand_asm): Rename to...
7237 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7238 gen_rtx_ASM_INPUT_loc.
7239 (expand_asm_expr): Adjust.
7240 * recog.c (decode_asm_operands): Add loc operand.
7241 (check_asm_operands, extract_insn): Adjust.
7242 * reload1.c (maybe_fix_stack_asms): Likewise.
7243 * final.c (asm_insn_count): Likewise.
7244 (final_scan_insn): Output # line before and after asm.
7246 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7248 * tree-ssa-structalias.c (variable_info): Remove
7250 (new_var_info): Ditto.
7251 (shared_bitmap_info_t): New structure.
7252 (shared_bitmap_table): New variable.
7253 (shared_bitmap_hash): New function.
7254 (shared_bitmap_eq): Ditto
7255 (shared_bitmap_lookup): Ditto.
7256 (shared_bitmap_add): Ditto.
7257 (merge_smts_into): Change to take bitmap directly.
7258 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7259 (init_alias_vars): Init shared bitmap hashtable.
7260 (delete_points_to_sets): Delete shared bitmap hashtable.
7261 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7262 is_aliased removal as a change that was still necessary was
7265 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7267 * config/i386/i386.h (override_options): Conditionally disable
7268 x86_sahf for 64bit targets only.
7270 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7273 * c-decl.c (merge_decls): Don't call make_var_volatile.
7274 * varasm.c (make_var_volatile): Remove.
7275 * output.h (make_var_volatile): Remove.
7277 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7279 PR tree-optimization/31085
7280 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7282 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7285 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7286 ATTR_CONST_NOTHROW_LIST.
7288 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7291 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7293 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7295 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7298 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7300 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7301 passed, use shared libgcc.
7303 2007-03-08 Roger Sayle <roger@eyesopen.com>
7305 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7306 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7307 (honor_protect_cleanup_actions, lower_try_finally_switch):
7309 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7310 ifc_temp_var): Likewise.
7311 * tree-inline.c (setup_one_parameter): Likewise.
7312 * tree-mudflap.c (mf_decl_cache_locals,
7313 mf_build_check_statement_for): Likewise.
7314 * tree-nested.c (init_tmp_var, save_tmp_var,
7315 finalize_nesting_tree_1): Likewise.
7316 * tree-outof-ssa.c (insert_copy_on_edge,
7317 insert_backedge_copies): Likewise.
7318 * tree-profile.c (tree_gen_edge_profiler,
7319 tree_gen_ic_profiler): Likewise.
7320 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7321 * tree-sra.c (sra_build_assignment): Likewise.
7322 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7323 * tree-ssa-math-opts.c (insert_reciprocals,
7324 execute_cse_sincos_1): Likewise.
7325 * tree-tailcall.c (adjust_accumulator_values,
7326 adjust_return_value): Likewise.
7327 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7328 * tree-vect-transform.c (vect_create_data_ref_ptr,
7329 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7330 vect_create_epilog_for_reduction, vectorizable_reduction,
7331 vectorizable_call, vectorizable_conversion,
7332 vectorizable_assignment, vectorizable_operation,
7333 vectorizable_type_demotion, vect_gen_widened_results_half,
7334 vect_permute_store_chain, vectorizable_store,
7335 vect_setup_realignment, vect_permute_load_chain,
7336 vectorizable_load, vectorizable_condition,
7337 vect_create_cond_for_align_checks): Likewise.
7338 * tree-vrp.c (build_assert_expr_for): Likewise.
7340 2007-03-08 Ian Lance Taylor <iant@google.com>
7342 * tree-vrp.c: Include "intl.h".
7343 (usable_range_p): New static function.
7344 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7345 overflowed values, juts set *strict_overflow_p.
7346 (compare_values): Only return -2 if one of the operands is not a
7348 (compare_ranges): Call usable_range_p.
7349 (compare_range_with_value): Likewise.
7350 (vrp_evaluate_conditional_warnv): Rename from
7351 vrp_evaluate_conditional. Make static. Change all callers.
7352 (vrp_evaluate_conditional): New function.
7353 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7355 (simplify_abs_using_ranges): Likewise.
7356 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7357 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7358 within_stmt parameter.
7359 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7360 vrp_evaluate_conditional.
7361 * tree-ssa-threadedge.c
7362 (record_temporary_equivalences_from_stmts_at_dest): Change
7363 simplify parameter to take a second tree parameter.
7364 (simplify_control_stmt_condition): Likewise.
7365 (thread_across_edge): Likewise.
7366 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7367 (thread_across_edge): Likewise.
7368 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7370 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7372 * config/i386/i386.h (TARGET_SAHF): New define.
7373 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7374 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7375 (x86_sahf): New global variable.
7376 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7377 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7378 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7379 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7381 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7382 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7383 when expanding fcomi/sahf based tests.
7384 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7385 expanding sahf based alternative. Emit sahf based sequence when
7386 optimizing for code size.
7387 * config/i386/i386.md (x86_sahf_1): Do not disable for
7388 TARGET_64BIT, enable for TARGET_SAHF.
7390 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7392 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7393 spurious whitespace from error message.
7395 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7398 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7400 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7402 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7404 * tree-sra.c (instantiate_element): Propagate disabled warnings
7405 from the element itself to the created variable.
7407 2007-03-07 Richard Henderson <rth@redhat.com>
7410 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7411 silently fix up the stack in the case of a missing register.
7413 2007-03-07 Paul Brook <paul@codesourcery.com>
7415 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7417 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7419 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7421 (phase1_vrs): Use them.
7422 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7423 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7424 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7425 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7426 __gnu_Unwind_Restore_WMMXC if required.
7427 (_Unwind_VRS_Pop): Implement iWMMXt support.
7428 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7429 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7430 gnu_Unwind_Save_WMMXC): Define.
7432 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7434 * config/vxworks.h (vxworks_override_options): Declare.
7435 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7436 * config/vxworks.c: Include target.h and toplev.h.
7437 (vxworks_override_options): New function.
7438 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7440 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7442 * config/s390/s390.c (override_options): Don't emit an error when
7443 -mstack-size is used without providing -mstack-guard.
7444 (s390_emit_prologue): Choose stack_guard value automatically if not
7445 provided via command line.
7446 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7448 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7450 * config/i386/i386.c (output_set_got): Add a GOT initialization
7451 sequence for VxWorks PIC.
7452 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7453 around labels as well as symbols. Use gotoff_operand instead
7454 of local_symbolic_operand.
7455 (legitimize_pic_address): Use gotoff_operand instead of
7456 local_symbolic_operand. Use @GOT accesses for labels as
7458 (ix86_output_addr_diff_elt): Use PC-relative rather than
7459 GP-relative offsets for VxWorks PIC.
7460 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7461 no_new_pseudos. Check whether the returned register is op0.
7462 * config/i386/i386.md (tablejump): Use PC-relative rather than
7463 GP-relative offsets for VxWorks PIC.
7464 * config/i386/predicates.md (gotoff_operand): New predicate.
7466 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7468 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7470 * config/vxworks-dummy.h: New file.
7471 * config/i386/i386.h: Include it.
7473 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7475 * dwarf2out.c (is_inlined_entry_point): New
7476 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7477 DW_AT_ranges if the first subblock is the entry point.
7479 2007-03-06 David Daney <ddaney@avtrex.com>
7481 * doc/install.texi (mips-*-*): Change recommended binutils
7484 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7486 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7487 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7489 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7490 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7492 2007-03-06 Jan Hubicka <jh@suse.cz>
7494 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7495 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7497 (probably_cold_bb_p): Cold functions are cold.
7498 (probably_never_executed_bb_p): Cold functions are cold.
7499 (tree_bb_level_predictions): Predict calls to cold functions as not
7501 (compute_function_frequency): Check hot/cold attributes.
7502 * function.h (function_frequency): Update comments.
7503 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7504 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7505 (c_common_att): Add cold and hot.
7507 * doc/extend.texi (hot,cold attributes): Document.
7509 2007-03-06 Andrew Haley <aph@redhat.com>
7511 * function.c (expand_function_end): Move blockage to just after we
7512 emit the label for the naked return from the function.
7514 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7516 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7519 2007-03-06 Jan Hubicka <jh@suse.cz>
7521 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7522 loaded for constant large models. Non-large 64bit PIC can do.
7523 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7524 * cmodel.h: Add LARGE PIC.
7525 * i386.md (UNSPEC_PLTOFF): New.
7526 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7528 (*call_1_rex64): Disable for large models.
7529 (*call_1_rex64_large): New.
7530 (*call_value_1_rex64): Disable for large models.
7531 (*call_value_1_rex64_large): New.
7532 (set_rip_rex4): New.
7533 (set_got_offset_rex64): New.
7534 * predicates.md (constant_call_address_operand): For large model
7535 constant calls are not possible.
7536 * i386-protos.h (construct_plt_address): Declare.
7537 * i386.c (override_options): Accept large models.
7538 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7539 (legitimate_constant_p): Add new UNSPECs.
7540 (legitimate_pic_operand_p): Likewise.
7541 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7542 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7544 (output_pic_addr_const): Add PLTOFF.
7545 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7546 (ix86_expand_move): Legitimize pic address when in PIC mode.
7547 (construct_plt_address): New function.
7548 (ix86_expand_call): Offload the address to register and use GOT pointer
7550 * invoke.texi (mcmodel=large): Update documentation.
7552 2007-03-06 Richard Henderson <rth@redhat.com>
7554 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7555 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7556 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7557 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7558 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7559 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7560 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7561 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7562 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7563 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7564 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7565 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7566 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7567 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7568 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7569 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7570 x86_schedule, x86_use_bt, x86_pad_returns,
7571 x86_use_xchgb): Merge into ...
7572 (ix86_tune_features): ... here. New array.
7573 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7574 x86_bswap): Merge into ...
7575 (ix86_arch_features): ... here. New array.
7576 (x86_3dnow_a): Remove.
7577 (x86_accumulate_outgoing_args): Make static.
7578 (x86_arch_always_fancy_math_387): Make static.
7579 (ix86_tune_mask, ix86_arch_mask): Move ...
7580 (override_options): ... to local variables here. Apply the
7581 appropriate mask to each element of ix86_arch_features and
7582 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7583 as were done in the old macros.
7584 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7585 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7586 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7587 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7588 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7589 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7590 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7591 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7592 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7593 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7594 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7595 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7596 x86_accumulate_outgoing_args, x86_prologue_using_move,
7597 x86_epilogue_using_move, x86_decompose_lea,
7598 x86_arch_always_fancy_math_387, x86_shift1,
7599 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7600 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7601 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7602 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7603 x86_use_incdec, x86_pad_returns, x86_bswap,
7604 x86_partial_flag_reg_stall): Remove.
7605 (enum ix86_tune_indices): New.
7606 (ix86_tune_features): New.
7607 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7608 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7609 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7610 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7611 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7612 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7613 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7614 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7615 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7616 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7617 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7618 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7619 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7620 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7621 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7622 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7623 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7624 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7625 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7626 TARGET_EXT_80387_CONSTANTS): Use it.
7627 (enum ix86_arch_indices): New.
7628 (ix86_arch_features): New.
7629 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7630 TARGET_BSWAP): Use it.
7631 (ix86_tune_mask, ix86_arch_mask): Remove.
7633 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7636 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7637 Define using $${sysroot_headers_suffix}.
7638 * configure: Regenerate.
7639 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7640 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7642 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7643 * gcc.c (print_sysroot_headers_suffix): New.
7644 (option_map): Include --print-sysroot-headers-suffix.
7645 (display_help): Mention -print-sysroot-headers-suffix.
7646 (process_command): Handle -print-sysroot-headers-suffix.
7647 (do_spec_1): Append multilib directory to include-fixed path if
7648 sysroot suffixes in use.
7649 (main): Handle -print-sysroot-headers-suffix.
7650 * Makefile.in (start.encap): Don't depend on xlimits.h
7651 (xlimits.h): Remove.
7652 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7653 limits.h for each multilib in fixinc_list.
7654 (fixinc_list, s-fixinc_list): New.
7655 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7656 generate them for each multilib in fixinc_list.
7657 (stmp-fixproto): Use include-fixed. Run fixproto for each
7658 multilib in fixinc_list.
7659 (mostlyclean): Don't remove xlimits.h.
7660 (clean): Remove include-fixed.
7661 (real-install-headers-tar, real-install-headers-cpio,
7662 real-install-headers-cp): Don't copy include, only include-fixed.
7663 (install-mkheaders): Depend on fixinc_list. Don't depend on
7664 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7665 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7666 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7668 2007-03-06 Jan Hubicka <jh@suse.cz>
7670 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7673 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7675 * configure.ac: Allow tm_file to contain build-directory files.
7676 * configure: Regenerate.
7677 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7678 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7679 * config/m68k/print-sysroot-suffix.sh: New file.
7681 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7683 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7684 of pic_offset_table_rtx if reload_completed.
7685 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7686 PIC_OFFSET_TABLE_REGNUM.
7687 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7689 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7690 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7692 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7694 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7695 functions that call eh_return.
7697 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7699 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7700 functions that need a constant pool.
7702 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7705 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7706 (m68k_preferred_reload_class): Likewise.
7707 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7708 (SECONDARY_RELOAD_CLASS): Define.
7709 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7710 (LIMIT_RELOAD_CLASS): Delete.
7711 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7712 registers from storing bytes.
7713 (m68k_secondary_reload_class): New function.
7714 (m68k_preferred_reload_class): Likewise.
7716 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7718 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7720 (m68k_expand_prologue): Likewise.
7722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7724 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7725 (mips_expand_epilogue): Add a bool parameter.
7726 (m68k_legitimize_sibcall_address): Declare.
7727 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7728 (m68k_expand_epilogue): Add a parameter to select between sibling
7729 and normal epilogues. Only generate a return for the latter.
7730 (m68k_ok_for_sibcall_p): New function.
7731 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7732 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7733 (sibcall_value, *sibcall_value): Likewise.
7734 (*call, *call_value): Require !SIBLING_CALL_P.
7735 (epilogue): Update call to m68k_expand_epilogue.
7736 (sibcall_epilogue): New pattern.
7737 * config/m68k/predicates.md (const_call_operand): Say that this
7738 predicate applies to sibling calls too.
7739 (sibcall_operand): New predicate.
7741 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7743 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7744 alternatives as movsi_cf.
7745 (movsf_cf_hard): Add commentary.
7747 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7748 Richard Sandiford <richard@codesourcery.com>
7750 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7751 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7752 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7753 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7754 as being live on exit from an interrupt function.
7755 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7756 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7757 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7758 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7759 (m68k_interrupt_function_p): Globalize.
7760 (m68k_compute_frame_layout): Remove reverse mask code.
7761 (m68k_emit_movem, m68k_set_frame_related): New functions.
7762 (m68k_output_function_prologue): Delete in favor of...
7763 (m68k_expand_prologue): ...this new function.
7764 (m68k_output_function_epilogue): Delete in favor of...
7765 (m68k_expand_epilogue): ...this new function.
7766 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7768 (print_operand): Handle %?.
7769 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7770 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7771 (prologue, epilogue): New patterns.
7772 (return): Turn into a define_expand.
7773 (*return): New pattern, derived from old "return" pattern. Use rte
7774 rather than rts for interrupt functions. Only use rtd if the pop
7776 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7777 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7778 (link, *link, unlink, *unlink, load_got): Likewise.
7780 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7784 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7785 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7786 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7787 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7788 and m68k_matches_u_p.
7789 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7790 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7791 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7792 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7793 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7794 (REG_STRICT_P): New macro.
7795 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7796 PCREL_GENERAL_OPERAND_OK.
7797 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7798 m68k_legitimate_base_reg_p.
7799 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7800 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7801 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7802 * config/m68k/m68k.c (m68k_address): New structure.
7803 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7804 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7805 (m68k_jump_table_ref_p, m68k_decompose_address)
7806 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7807 (m68k_matches_u_p): New functions.
7808 (print_operand_address): Rewrite to use m68k_decompose_index.
7810 2007-03-05 David Taylor <dtaylor@emc.com>
7812 * gcc.c: Correct copyright date in --version output.
7814 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7816 * pa.md: In unamed move patterns, disparge copies between general
7817 and floating point registers using '?' modifier. Don't include 'f'
7818 constraint for register preferences in DImode, SImode, HImode and
7819 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7820 Remove constraints for copies between general and floating registers
7821 in soft-float DFmode pattern.
7822 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7826 2007-03-05 Mike Stump <mrs@apple.com>
7828 * c-common.c (targetcm): Add.
7829 * c-opts.c (c_common_handle_option): Handle language specific
7831 * opts.c (handle_option): Verify language for target options, if
7833 * opth-gen.awk: Add CL_LANG_ALL.
7834 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7835 (TARGETCM_INITIALIZER): Add.
7836 * target.h (struct gcc_targetcm): Add.
7838 * targhooks.c (default_handle_c_option): Add.
7839 * targhooks.h (default_handle_c_option): Add.
7840 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7842 * config/darwin.opt (iframework): Add.
7843 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7844 * config/darwin-c.c (handle_c_option): Add.
7845 (TARGET_HANDLE_C_OPTION): Add.
7847 * doc/invoke.texi (Darwin Options): Add -iframework.
7849 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7851 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7854 2007-03-05 Ian Lance Taylor <iant@google.com>
7856 * c.opt (fgnu89-inline): New option.
7857 * c-opts.c (c_common_post_options): Set default value for
7859 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7860 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7862 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7863 (grokdeclarator, start_function): Likewise.
7864 * c-cppbuiltin.c (c_cpp_builtins): Define either
7865 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7866 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7867 (C Dialect Options): Document -fgnu89-inline.
7868 * doc/extend.texi (Function Attributes): Explain what the
7869 gnu_inline attribute does.
7870 * doc/cpp.texi (Common Predefined Macros): Document
7871 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7873 2007-03-05 Ian Lance Taylor <iant@google.com>
7875 PR tree-optimization/31034
7876 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7877 half-range if the other side is an overflow infinity.
7879 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7881 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7882 (bfin*-linux-uclibc*): New configuration.
7883 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7885 * config/bfin/linux.h: New file.
7886 * config/bfin/libgcc-bfin.ver: New file.
7887 * config/bfin/t-bfin-uclinux: New file.
7888 * config/bfin/t-bfin-linux: New file.
7889 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7890 (TARGET_OS_CPP_BUILTINS): New macro.
7892 2007-03-05 Richard Guenther <rguenther@suse.de>
7894 * fold-const.c (fold_binary): Remove duplicate folding
7895 of comparison of non-null ADDR_EXPR against null.
7897 2007-03-05 Richard Guenther <rguenther@suse.de>
7898 Dorit Nuzman <dorit@il.ibm.com>
7900 PR tree-optimization/26420
7901 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7902 are no loops in the function. Only print the number of
7903 vectorized loops if it is greater than zero or we are supposed
7904 to print information about unvectorized loops.
7906 2007-03-05 Revital Eres <eres@il.ibm.com>
7908 * gcc.dg/var-expand1.c: New test.
7909 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7910 when an accumulator is expanded.
7912 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7915 * c-common.c (convert_and_check): Don't give warnings for
7916 conversion if 'expr' already overflowed.
7918 2007-03-04 Roger Sayle <roger@eyesopen.com>
7921 * fold-const.c (fold_comparison): Enforce type consistency when
7922 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7924 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7926 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7927 containing a cast to the base of TARGET_MEM_REF.
7929 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7931 * tree.c (tree_contains_struct_check_failed): Remove spurious
7932 whitespace from error message.
7934 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7937 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7938 instead of precision.
7940 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7941 Nathan Sidwell <nathan@codesourcery.com>
7943 * emit-rtl.c (find_auto_inc): New.
7944 (try_split): recreate REG_INC notes,
7945 Use regular for loops rather than whiles.
7947 2007-03-03 Andreas Schwab <schwab@suse.de>
7949 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7950 * configure: Regenerate.
7952 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7954 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7955 flag_rounding_math, not flag_unsafe_math_optimizations.
7957 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7959 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7960 alpha_fold_vector_minmax): Likewise.
7961 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7962 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7964 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7966 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7967 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7968 if the lhs has side-effects.
7969 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7971 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7973 * config/i386/i386.h (TUNEMASK): Remove define.
7974 (ARCHMASK): Remove define.
7975 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7976 Use ix86_arch_mask variable instead of ARCHMASK.
7977 * config/i386/i386.c (override_options): Ditto.
7978 (standard_80387_constant_p): Ditto.
7980 2007-03-02 Ian Lance Taylor <iant@google.com>
7982 Used signed infinities in VRP.
7983 * tree-vrp.c (uses_overflow_infinity): New static function.
7984 (supports_overflow_infinity): New static function.
7985 (make_overflow_infinity): New static function.
7986 (negative_overflow_infinity): New static function.
7987 (positive_overflow_infinity): New static function.
7988 (is_negative_overflow_infinity): New static function.
7989 (is_positive_overflow_infinity): New static function.
7990 (is_overflow_infinity): New static function.
7991 (overflow_infinity_range_p): New static function.
7992 (compare_values_warnv): New function split out of compare_values.
7993 (compare_value): Call it.
7994 (set_value_range_to_nonnegative): Add overflow_infinity
7995 parameter. Change caller.
7996 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7998 (vrp_expr_computes_nonzero): Likewise.
7999 (compare_ranges, compare_range_with_value): Likewise.
8000 (compare_name_with_value, compare_names): Likewise.
8001 (vrp_evaluate_conditional): Likewise.
8002 (set_value_range): Handle infinity
8003 (vrp_operand_equal_p, operand_less_p): Likewise.
8004 (extract_range_from_assert): Likewise.
8005 (vrp_int_const_binop): Likewise.
8006 (extract_range_from_binary_expr): Likewise.
8007 (extract_range_from_unary_expr): Likewise.
8008 (extract_range_from_comparison): Likewise.
8009 (extract_range_from_expr): Likewise.
8010 (dump_value_range): Likewise.
8011 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8012 (test_for_singularity): Likewise.
8013 (vrp_int_const_binop): Remove inline qualifier.
8014 (adjust_range_with_scev): Add comment.
8015 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8017 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8019 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8020 (get_constraint_for): Likewise.
8021 (do_structure_copy): Likewise.
8022 (find_func_aliases): Fix references to MODIFY_EXPR.
8023 (intra_create_variable_infos): Tidy.
8024 * tree-ssa-operands.c (add_virtual_operand): Add argument
8026 When adding members of alias sets, if IS_CALL_SITE is true and
8027 the symbol is not call-clobbered, skip it.
8030 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8032 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8033 entry by means of emit_insn_at_entry.
8035 2007-03-02 Richard Henderson <rth@redhat.com>
8037 * expr.h (promoted_input_arg): Remove decl.
8038 * function.c (promoted_input_arg): Merge into ...
8039 * combine.c (setup_incoming_promotions): ... only caller.
8040 Rearrange to avoid double loop.
8042 2007-03-02 Ben Elliston <bje@au.ibm.com>
8043 Peter Bergner <bergner@vnet.ibm.com>
8044 Janis Johnson <janis187@us.ibm.com>
8046 * config/rs6000/dfp.md: New file.
8047 * config/rs6000/rs6000.md: Include dfp.md.
8048 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8049 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8050 and TDmode decimal float modes in FP registers.
8051 (num_insns_constant): Likewise.
8052 (rs6000_legitimate_offset_address_p): Likewise.
8053 (rs6000_legitimize_address): Likewise.
8054 (rs6000_legitimize_reload_address): Likewise.
8055 (rs6000_legitimate_address): Likewise.
8056 (rs6000_emit_move): Likewise.
8057 (function_arg_boundary): Likewise.
8058 (function_arg_advance): Likewise.
8059 (rs6000_darwin64_record_arg_recurse): Likewise.
8060 (function_arg): Likewise.
8061 (rs6000_gimplify_va_arg): Likewise.
8062 (rs6000_split_multireg_move): Likewise.
8063 (rs6000_output_function_epilogue): Likewise.
8064 (rs6000_output_function_epilogue): Likewise.
8065 (rs6000_register_move_cost): Likewise.
8066 (rs6000_function_value): Likewise.
8067 (rs6000_libcall_value): Likewise.
8069 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8071 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8073 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8075 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8076 Use $MULTIDIR to choose between the kernel and RTP headers,
8077 and use $WIND_BASE and $WIND_USR to locate them.
8079 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8081 * config/i386/i386.c (override_options): Put initialization of
8082 ix86_tune_mask and ix86_arch_mask to the correct place.
8084 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8085 Michael Meissner <michael.meissner@amd.com>
8088 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8090 (TARGET_CMOVE): Use ARCHMASK.
8091 (TARGET_CMPXCHG): Ditto.
8092 (TARGET_CMPXCHG8B): Ditto.
8093 (TARGET_XADD): Ditto.
8094 (TARGET_BSWAP): Ditto.
8095 * config/i386/i386.c (ix86_tune_mask): New global variable.
8096 (ix86_arch_mask): Ditto.
8097 (override_options): Initialize ix86_tune_mask and
8098 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8101 2007-03-02 Ben Elliston <bje@au.ibm.com>
8104 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8106 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8108 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8109 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8110 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8111 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8113 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8114 rs6000_init_dwarf_reg_sizes_extra): New.
8115 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8116 SPE register high parts.
8118 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8120 * Makefile.in: Add install-pdf target as
8121 copied from automake v1.10 rules.
8122 * configure.ac: Add install-pdf to target list.
8123 * configure: Regenerate.
8125 2007-03-01 Paul Brook <paul@codesourcery.com>
8127 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8128 modes to LDRD for DImode.
8129 (output_move_double): Fixup out of range ldrd/strd.
8130 (vfp_secondary_reload_class): Rename...
8131 (coproc_secondary_reload_class): ... to this. Add wb argument.
8132 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8133 coproc_secondary_reload_class for CLASS_IWMMXT.
8134 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8135 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8137 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8139 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8140 factor by the estimated number of iterations.
8141 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8144 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8145 decode_caches_intel, detect_caches_intel): New functions.
8146 (host_detect_local_cpu): Use detect_caches_amd and
8147 detect_caches_intel.
8149 2007-03-01 Richard Henderson <rth@redhat.com>
8151 * expr.c (emit_move_complex_push): Export.
8152 (emit_move_complex_parts): Split out from ...
8153 (emit_move_complex): ... here.
8154 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8155 * config/i386/i386.md (movcdi): New.
8157 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8159 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8160 size of mode1 to check for tieable modes in MMX case.
8162 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8164 * Makefile.in (rtlanal.o): Depend on tree.h.
8165 * rtl.h (offset_within_section_p, split_const): Declare.
8166 * rtlanal.c: Include tree.h.
8167 (offset_within_block_p): New function, taken from
8168 mips_offset_within_object_p.
8169 (split_const): New function, taken from mips_split_const.
8170 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8172 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8173 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8174 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8175 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8176 (m68k_illegitimate_symbolic_constant_p): New function.
8177 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8178 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8179 symbolic constant that might be outside the symbol's section,
8180 move the symbol first and then add the offset.
8181 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8183 * config/mips/mips.c (mips_split_const): Delete.
8184 (mips_offset_within_object_p): Delete.
8185 (mips_symbolic_constant_p): Use offset_within_section_p and
8186 split_const instead of mips_offset_within_object_p and
8188 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8189 (mips_legitimize_const_move, print_operand_reloc)
8190 (mips_dangerous_for_la25_p): Use split_const instead of
8193 2007-02-28 Eric Christopher <echristo@apple.com>
8195 * Makefile.in (install-include-dir): Don't rm -rf include.
8197 2007-02-28 Richard Guenther <rguenther@suse.de>
8200 * fold-const.c (fold_binary): Do not associate expressions
8201 with more than one variable for integer types that do not wrap.
8203 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8205 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8206 Delete, and replace with...
8207 (fold_builtin_call_array): This. Update callers to use it.
8208 * fold-const.c (fold_build_call_list): Delete, and replace with...
8209 (fold_build_call_array): This.
8210 (fold_build_call_list_initializer): Delete, and replace with...
8211 (fold_build_call_array_initializer): This.
8212 * tree.h: Update declarations to reflect above changes.
8214 * c-typeck.c (build_function_call): Store converted arguments
8215 in a stack-allocated array instead of building a list.
8216 (convert_arguments): Store arguments in the array passed in as an
8217 argument, and return the actual number of arguments.
8218 * c-format.c: (check_function_format): Pass arguments in an
8219 array instead of a list.
8220 * c-common.c (check_function_nonnull): Likewise.
8221 (check_function_sentinel): Likewise.
8222 (check_function_arguments): Likewise.
8223 * c-common.h: Update declarations to reflect above changes.
8225 2007-02-28 Jan Hubicka <jh@suse.cz>
8227 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8228 PRED_NEGATIVE_RETURN): Update outcomes.
8230 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * calls.c (emit_library_call_value_1): Handle partial registers
8233 correctly when building up CALL_INSN_FUNCTION_USAGE.
8235 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8237 * pa/predicates.md (move_src_operand): Allow zero for mode.
8238 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8241 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8244 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8245 *movv2df_internal): Enable pattern only for valid operand
8247 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8248 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8250 2007-02-27 Mike Stump <mrs@apple.com>
8252 * config/darwin-crt3.c: Avoid compilation when compiling for a
8255 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8257 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8259 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8260 for fixed headers and limits.h.
8261 (install-include-dir, install-headers-tar, install-headers-cpio,
8262 install-headers-cp, real-install-headers-tar,
8263 real-install-headers-cpio, real-install-headers-cp): Handle
8264 include-fixed as well as include.
8265 (install-mkheaders): Don't install files that go only in include
8267 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8268 from GCC_INCLUDE_DIR.
8269 * gcc.c (process_command): Remove special -BstageN/ handling.
8270 (do_spec_1): Add include-fixed directories.
8272 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8274 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8276 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8278 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8281 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8283 * c-common.c (get_priority): Add check for
8284 SUPPORTS_INIT_PRIORITY.
8286 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8288 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8290 * config/bfin/bfin.c: Include "cfglayout.h".
8291 (MAX_LSETUP_DISTANCE): New macro.
8292 (struct loop_info): New members incoming, incoming_src and
8293 incoming_dest. Delete member predecessor.
8294 (length_for_loop): New function.
8295 (bfin_optimize_loop): Handle more different loop structures.
8296 (bfin_discover_loop): Rework detection of predecessor blocks by
8297 examining incoming edges.
8298 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8300 (bfin_reorder_loops): New function.
8301 (bfin_reorg_loops): Use these three new functions.
8303 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8304 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8305 (CONSTRAINT_LEN): Add entry for 'q'.
8306 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8307 Add 'q' constraints.
8308 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8309 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8311 * config/bfin/bfin.md (add_with_carry): New pattern.
8312 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8313 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8314 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8315 support unsigned multiplies too. Removed incorrect commutativity from
8316 operand 1 constraint where appropriate.
8317 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8319 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8320 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8322 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8323 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8324 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8325 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8326 usmulhisi_hh_huh): New patterns.
8328 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8329 lshifthi3): Fix output template to use half reg for operand 2.
8331 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8334 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8336 2007-02-27 Andreas Schwab <schwab@suse.de>
8338 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8340 2007-02-27 Jan Hubicka <jh@suse.cz>
8342 * predict.c (last_basic_block_p): Remove.
8343 (tree_estimate_probability): Update return heuristic for commonized
8346 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8348 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8350 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8352 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8353 * doc/cpp.texi: Standardize title page.
8354 * doc/cppinternals.texi: Likewise.
8355 * doc/gcc.texi: Standardize title page, remove version number
8356 from copyright page.
8357 * doc/gccint.texi: Likewise.
8358 * doc/install.texi: Standardize title page, add table of
8361 2007-02-26 Jan Hubicka <jh@suse.cz>
8363 * predict.def: Set outcomes according to more recent results.
8364 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8365 Remove dead predictors.
8366 * predict.c (return_prediction): Fix pasto.
8368 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8370 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8371 change; avoid a memory leak when returning early.
8373 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8375 * c-decl.c (static_ctors): Move to c-common.c.
8376 (static_dtors): Likewise.
8377 (finish_function): Use c_record_cdtor_fn.
8378 (build_cdtor): Move to c-common.c.
8379 (c_write_global_declarations): Use c_build_cdtor_fns.
8380 * c-common.h (static_ctors): Declare.
8381 (static_dtors): Likewise.
8382 (c_record_cdtor_fn): Likewise.
8383 (c_build_cdtor_fns): Likewise.
8384 * c-common.c (static_ctors): New variable.
8385 (static_dtors): Likewise.
8386 (c_record_cdtor_fn): New function.
8387 (build_cdtor): Move from c-decl.c
8388 (c_build_cdtor_fns): New function.
8390 * output.h (assemble_addr_to_section): Declare.
8391 (get_cdtor_priority_section): Likewise.
8392 * varasm.c (assemble_addr_to_section): New function.
8393 (get_cdtor_priority_section): Likewise.
8394 (default_named_section_asm_out_destructor): Use them.
8395 (destor_dtor_section_asm_out_destructor): Likewise.
8396 (default_named_section_asm_out_constructor): Likewise.
8397 (default_ctor_section_asm_out_constructor): Likewise.
8398 * config.gcc (*-*-vxworks*): Include vxworks.o.
8399 * config/t-vxworks (vxworks.o): New target.
8400 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8401 (TARGET_ASM_CONSTRUCTOR): Define.
8402 (TARGET_ASM_DESTRUCTOR): Likewise.
8403 (vxworks_asm_out_constructor): Declare.
8404 (vxworks_asm_out_destructor): Likewise.
8406 * c-common.c (get_priority): Check that we have not just an
8407 INTEGER_CST, but an integer constant with integeral type.
8409 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8411 PR tree-optimization/30938
8412 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8413 use &dt[nargs-1] instead of &dt[nargs] in the call to
8414 vect_is_simple_use().
8416 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8418 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8419 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8420 Do not attempt to handle MEM inside auto-inc expressions.
8421 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8422 of a register modified by an auto-inc expression. However, do handle
8423 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8424 (elimination_effects): Prohibit elimination of a register modified
8425 by an auto-inc expression. Disable register elimination rules whose
8426 target register is modified by an auto-inc expression with variable
8429 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8431 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8433 (array_at_struct_end_p): New function.
8434 (idx_infer_loop_bounds): Use it.
8435 (estimate_numbers_of_iterations_loop): Export.
8436 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8437 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8438 (tree_estimate_probability): Call record_loop_exits.
8439 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8440 (estimated_loop_iterations, estimated_loop_iterations_int,
8441 estimated_loop_iterations_tree): New functions.
8442 (analyze_siv_subscript_cst_affine,
8443 compute_overlap_steps_for_affine_1_2,
8444 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8445 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8446 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8447 (PRED_LOOP_ITERATIONS_GUESSED): New.
8448 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8449 * cfgloop.h (estimate_numbers_of_iterations_loop,
8450 estimated_loop_iterations_int): Declare.
8452 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8454 * doc/extend.texi: Document optional priority argument to
8455 constructors and destructors.
8456 * tree.c (init_priority_for_decl): Adjust GTY markers.
8457 (init_ttree): Use priority-info hash functions for
8458 init_priority_for_decl.
8459 (tree_map_eq): Rename to ...
8460 (tree_map_base_eq): ... this.
8461 (tree_map_marked_p): Rename to ...
8462 (tree_map_base_marked_p): ... this.
8463 (tree_map_base_hash): New function.
8464 (decl_init_priority_lookup): Rework.
8465 (decl_fini_priority_lookup): New function.
8466 (decl_priority_info): New function.
8467 (decl_init_priority_insert): Use it.
8468 (decl_fini_priority_insert): Likewise.
8469 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8471 (decl_restrict_base_insert): Likewise.
8472 (decl_debug_expr_insert): Likewise.
8473 (decl_value_expr_lookup): Likewise.
8474 (decl_value_expr_insert): Likewise.
8475 * tree.h (priority_type): New type.
8476 (decl_init_priority_lookup): Use priority_type.
8477 (decl_fini_priority_lookup): New function.
8478 (decl_init_priority_insert): Use priority_type.
8479 (decl_fini_priority_insert): New function.
8480 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8481 (DECL_INIT_PRIORITY): Likewise.
8482 (SET_DECL_INIT_PRIORITY): Add comment.
8483 (DECL_FINI_PRIORITY): New macro.
8484 (SET_DECL_FINI_PRIORITY): Likewise.
8485 (DEFAULT_INIT_PRIORITY): Document.
8486 (MAX_INIT_PRIORITY): Likewise.
8487 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8488 (tree_map_base): New type.
8489 (tree_map_base_eq): New function.
8490 (tree_map_base_hash): Likewise.
8491 (tree_map_base_marked_p): Likewise.
8492 (tree_map): Inherit from tree_map_base.
8493 (tree_map_eq): Make it a macro.
8494 (tree_map_marked_p): Likewise.
8495 (tree_int_map): Inherit from tree_map_base.
8496 (tree_int_map_eq): Make it a macro.
8497 (tree_int_map_hash): Likewise.
8498 (tree_int_map_marked_p): Likewise.
8499 (tree_priority_map): New type.
8500 (tree_priority_map_eq): New macro.
8501 (tree_priority_map_hash): Likewise.
8502 (tree_priority_map_marked_p): Likewise.
8503 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8505 (emutls_common_1): Likewise.
8506 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8507 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8508 of tree_map hierarchy.
8509 * tree-cfg.c (move_stmt_r): Likewise.
8510 (new_label_mapper): Likewise.
8511 * c-tree.h (c_expand_body): Move to ...
8512 * c-common.h (c_expand_body): ... here.
8513 * c-decl.c (c_expand_body): Move to ...
8514 * c-common.c (c_expand_body): ... here.
8515 (c_common_attribute_table): Allow 1 argument for the constructor
8516 and destructor attributes.
8517 (get_priority): New function.
8518 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8519 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8521 2007-02-24 Jan Hubicka <jh@suse.cz>
8524 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8526 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8527 Jan Hubicka <jh@suse.cz>
8530 * i386.c (counter_mode): New function.
8531 (expand_set_or_movmem_via_loop): Use it.
8532 (expand_movmem_epilogue): Likewise; fix pasto.
8533 (ix86_expand_movmem): Do emit guard even for constant counts.
8534 (ix86_expand_setmem): Likewise.
8536 2007-02-25 Nick Clifton <nickc@redhat.com>
8538 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8539 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8541 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8544 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8545 count argument with 0x10, not with 0x16.
8546 (expand_setmem_epilogue): Ditto.
8548 2007-02-24 Mike Stump <mrs@apple.com>
8550 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8553 2007-02-24 Richard Guenther <rguenther@suse.de>
8556 * fold-const.c (fold_binary): Fold x +- CST op x for
8557 EQ_EXPR and NE_EXPR.
8559 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8561 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8563 2007-02-24 Jan Hubicka <jh@suse.cz>
8565 * cgraphunit.c (decide_is_function_needed): Honor
8566 -fkeep-inline-functions.
8568 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8570 * builtins.c (fold_builtin_modf): New.
8571 (fold_builtin_2): Use it.
8573 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8575 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8576 (determine_max_iter): Take additional LOOP arg; all callers changed.
8577 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8578 one using simplifications.
8579 (simplify_using_initial_values): Return if the expression becomes
8580 invalid due to altered regs.
8582 2007-02-23 DJ Delorie <dj@redhat.com>
8584 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8586 2007-02-23 Mike Stump <mrs@apple.com>
8588 * tlink.c (scan_linker_output): Parse linker messages from
8589 darwin9's linker better.
8591 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8594 * varpool.c (varpool_assemble_pending_decls): Set
8595 varpool_last_needed_node to null.
8597 2007-02-23 DJ Delorie <dj@redhat.com>
8599 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8600 alignment bigger than the object file can handle.
8602 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8605 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8606 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8607 (*movsf_1): Penalize MMX moves.
8609 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8611 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8612 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8614 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8616 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8618 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8619 (fold_builtin_1): Use them.
8620 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8621 BUILT_IN_SIGNIFICAND.
8623 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8625 * config/i386/i386.c (bdesc_1arg): Initialize
8626 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8627 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8628 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8629 and IX86_BUILTIN_MOVSLDUP.
8631 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8633 PR rtl-optimization/30841
8634 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8636 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8638 * builtins.c (fold_builtin_frexp): New.
8639 (fold_builtin_2): Use it.
8641 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8643 * doc/invoke.texi (Spec Files): Document getenv spec function.
8645 * gcc.c (getenv_spec_function): New function.
8646 (static_spec_functions): Add it.
8647 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8648 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8651 2007-02-22 Michael Matz <matz@suse.de
8654 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8655 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8657 2007-02-22 Ian Lance Taylor <iant@google.com>
8660 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8661 (mem_loc_descriptor): Call it.
8663 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8664 Ira Rosen <irar@il.ibm.com>
8666 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8668 2007-02-22 Ira Rosen <irar@il.ibm.com>
8670 PR tree-optimization/30843
8671 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8672 stores only after all the group is vectorized.
8674 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8676 PR tree-optimization/30858
8677 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8678 in the reduction cycle have a single use in the loop.
8679 * tree-vectorizer.h (relevant): Add documentation.
8681 2007-02-20 Mike Stump <mrs@apple.com>
8683 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8684 * configure: Regenerate.
8686 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8688 Change the defaults of some parameters and options.
8689 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8690 * config/spu/spu.c (spu_optimization_options): Add.
8691 (spu_override_options): Change params in spu_optimization_options.
8692 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8694 Register 127 is only 16 byte aligned when used as a frame pointer.
8695 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8696 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8697 HARD_FRAME_POINTER_REGNUM.
8698 (spu_legitimate_address): Use regno_aligned_for_reload.
8699 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8700 aligned when frame_pointer_needed is true.
8701 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8703 * config/spu/spu.h (INIT_EXPANDERS): Define.
8705 Make sure shift and rotate instructions have valid immediate operands.
8706 * config/spu/predicates.md (spu_shift_operand): Remove.
8707 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8708 * config/spu/constraints.md (W, O): Extend range.
8709 * config/spu/spu.md (umask, nmask): Define.
8710 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8711 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8712 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8713 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8714 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8715 (lshr<mode>3_reg): Fix rtl description.
8717 Make sure mulhisi immediate operands are valid.
8718 * config/spu/predicates.md (imm_K_operand): Add.
8719 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8721 Generate constants using fsmbi and andi.
8722 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8723 (print_operand, spu_split_immediate, classify_immediate,
8724 fsmbi_const_p): Handle IC_FSMBI2.
8726 Correctly handle a CONST_VECTOR containing symbols.
8727 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8728 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8729 (immediate_load_p): Allow symbols that use 2 instructions to create.
8730 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8731 with symbols when flag_pic is set.
8732 (const_vector_immediate_p): New.
8733 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8734 accept a CONST_VECTOR with symbols.
8735 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8736 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8738 * config/spu/spu.md (high, low): Delete.
8739 (low_<mode>): Define.
8741 Remove INTRmode and INTR_REGNUM, which didn't work.
8742 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8744 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8745 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8746 peephole2 pattern): Don't use INTR or 131.
8747 (movintrcc): Delete.
8748 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8749 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8750 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8751 (UNSPEC_SET_INTR): Add.
8752 * config/spu/spu-modes.def (INTR): Remove.
8754 More accurate warnings about run-time relocations.
8755 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8757 Correctly warn about immediate arguments to specific intrinsics.
8758 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8759 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8760 the instruction predicate.
8762 Fix tree check errors with latest update.
8763 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8765 (spu_expand_builtin): Use CALL_EXPR_FN.
8767 Add missing specific intrinsics.
8768 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8770 * config/spu/spu_internals.h: Ditto.
8772 Fix incorrect operand modifiers.
8773 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8774 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8776 Optimize one case of zero_extend of a vec_select.
8777 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8779 Accept any immediate for hbr.
8780 * config/spu/spu.md (hbr): Change s constraints to i.
8782 2007-02-21 Paul Brook <paul@codesourcery.com>
8784 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8785 condexec_count when skipping USE and CLOBBER.
8787 2007-02-21 Nick Clifton <nickc@redhat.com>
8789 * common.opt (Warray-bounds): Add Warning attribute.
8790 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8792 (fsized-zeroes): Add Optimization attribute.
8793 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8794 * c.opt (Wc++0x-compat): Add Warning attribute.
8796 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8799 * reload1.c (eliminate_regs_in_insn): In the single_set special
8800 case, attempt to re-recognize the insn before falling back to
8801 having reload fix it up.
8803 2007-02-20 Eric Christopher <echristo@gmail.com>
8805 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8806 Rewrite accordingly.
8807 (frv_read_iacc_argument): Ditto.
8808 (frv_expand_set_builtin): Take a call instead of arglist, update for
8810 (frv_expand_unop_builtin): Ditto.
8811 (frv_expand_binop_builtin): Ditto.
8812 (frv_expand_cut_builtin): Ditto.
8813 (frv_expand_binopimm_builtin): Ditto.
8814 (frv_expand_voidbinop_builtin): Ditto.
8815 (frv_expand_int_void2arg): Ditto.
8816 (frv_expand_prefetches): Ditto.
8817 (frv_expand_voidtriop_builtin): Ditto.
8818 (frv_expand_voidaccop_builtin): Ditto.
8819 (frv_expand_load_builtin): Ditto.
8820 (frv_expand_store_builtin): Ditto.
8821 (frv_expand_mdpackh_builtin): Ditto.
8822 (frv_expand_mclracc_builtin): Ditto.
8823 (frv_expand_mrdacc_builtin): Ditto.
8824 (frv_expand_mwtacc_builtin): Ditto.
8825 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8828 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8830 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8831 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8833 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8835 * configure: Regenerate.
8836 * config.in: Regenerate.
8837 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8838 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8839 masks to power6 and power6x and to POWERPC_MASKS.
8840 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8842 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8843 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8844 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8845 Access PROTOTYPE as variable, not mask.
8847 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8849 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8850 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8851 * combine.c (adjust_for_new_dest): Use it.
8852 * postreload.c (reload_combine): Likewise.
8854 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8856 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8857 notes on an insn with multiple sets, even if single_set returns
8858 non-NULL for that insn.
8860 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8862 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8865 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8867 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8868 if user didn't pass it.
8869 * config/i386/darwin.h (CC1_SPEC): Likewise.
8870 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8871 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8872 -mmacosx-version-min.
8874 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8875 Uros Bizjak <ubizjak@gmail.com>
8877 * optabs.h (enum optab_index): Add new OTI_scalb.
8878 (scalb_optab): Define corresponding macro.
8879 * optabs.c (init_optabs): Initialize scalb_optab.
8880 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8882 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8883 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8884 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8885 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8886 flag_unsafe_math_optimizations is set.
8888 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8889 to implement scalbf, scalb and scalbl built-ins as inline x87
8892 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8893 DJ Delorie <dj@redhat.com>
8896 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8897 (diagnostic_report_diagnostic): ... here, and turn them into real
8898 errors. If warnings are inhibited, no need to do anything.
8900 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8902 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8903 better code generation.
8905 2007-02-20 Ben Elliston <bje@au.ibm.com>
8907 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8909 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8911 * config/alpha/alpha.c, config/alpha/alpha.md,
8912 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8913 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8914 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8915 config/arm/lib1funcs.asm: Follow spelling conventions.
8917 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8918 config/fr30/fr30.md, config/i386/i386.h,
8919 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8920 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8921 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8922 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8923 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8924 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8925 config/sparc/sparc.c, config/sparc/sparc.h,
8926 config/sparc/sparc.md, config/spu/constraints.md,
8927 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8930 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8933 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8936 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8938 * doc/invoke.texi (-ftree-lrs): Remove.
8940 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8942 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8945 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8947 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8948 new CALL_EXPR_FN macro for retrieving the function
8949 declaration of the input expression.
8951 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8953 * c.opt (Waddress): New.
8954 * common.opt (Walways-true): Delete.
8955 (Wstring-literal-comparison): Delete.
8956 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8957 -Wstring-literal-comparison. Add -Waddress.
8959 (Walways-true): Delete.
8960 (Wstring-literal-comparison): Delete.
8961 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8962 consistently instead of -Walways-true in example.
8963 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8964 * c-typeck.c (parser_build_binary_op): Replace
8965 -Wstring-literal-comparison and -Walways-true with -Waddress.
8966 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8969 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8971 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8972 without DECL_STRUCT_FUNCTION initialized.
8974 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8976 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8977 due to calls to functions taking pointers as parameters.
8979 2007-02-19 Richard Henderson <rth@redhat.com>
8982 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8985 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8987 * config/s390/s390.c (s390_call_saved_register_used,
8988 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8989 accessed to the new scheme.
8991 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8993 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8994 (cris_print_index, cris_print_operand, cris_print_operand_address)
8995 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8996 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8997 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8999 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9000 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9001 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9002 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9003 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9004 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9005 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9006 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9007 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9008 (uminsi3, call, call_value): Ditto.
9009 (define_split: indir_to_reg_split, unnamed): Ditto.
9011 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9013 PR tree-optimization/30975
9014 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9017 2007-02-18 Eric Christopher <echristo@gmail.com>
9019 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9020 Remove use of arglist.
9021 (mips_expand_builtin): Remove use of arglist, pass in expr.
9022 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9023 (mips_expand_builtin_movtf): Ditto.
9024 (mips_expand_builtin_compare): Ditto.
9026 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9028 * tree-sra.c (sra_build_assignment): Replace assertion
9029 checking with a comment explaining why it can't be done.
9031 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9034 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9035 during CALL_EXPR representation conversion.
9036 * tree-ssa-propagate.c (set_rhs): Likewise.
9038 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9040 * tree-sra.c (sra_build_assignment): Disable assertion checking
9043 2007-02-18 Roger Sayle <roger@eyesopen.com>
9045 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9046 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9047 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9049 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9050 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9051 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9052 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9053 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9054 force_gimple_operand): Likewise.
9055 * ipa-cp.c (constant_val_insert): Likewise.
9056 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9057 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9058 perfect_nestify): Likewise.
9059 * langhooks.c (lhd_omp_assignment): Likewise.
9060 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9061 lower_copyprivate_clauses, lower_send_clauses,
9062 lower_send_shared_vars, expand_parallel_call,
9063 expand_omp_for_generic, expand_omp_for_static_nochunk,
9064 expand_omp_for_static_chunk, expand_omp_sections,
9065 lower_omp_single_copy, lower_omp_for_lastprivate,
9066 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9067 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9068 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9071 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9073 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9074 config/sh/sh.md: Follow spelling conventions.
9076 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9077 config/frv/predicates.md: Follow spelling conventions.
9079 * config/m68k/linux-unwind.h: Fix a comment typo.
9080 * target.h: Follow spelling conventions.
9082 2007-02-18 Roger Sayle <roger@eyesopen.com>
9084 PR rtl-optimization/28173
9085 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9086 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9087 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9088 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9089 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9091 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9093 * builtins.c (fold_builtin_load_exponent): New.
9094 (fold_builtin_2): Use it.
9096 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9098 PR rtl-optimization/30773
9099 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9100 if we fail to attach a REG_EQUIV note.
9102 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9103 Roger Sayle <roger@eyesopen.com>
9105 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9107 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9109 * calls.c (initialize_argument_information): Pass original EXP
9110 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9111 code to split complex arguments here, as part of initializing the
9113 (expand_call): Remove code that builds a list of arguments and
9114 inserts implicit arguments into it. Instead, just count how many
9115 implicit arguments there will be so we can determine the size of
9116 the ARGS array, and let initialize_argument_information do the work.
9117 (split_complex_values): Delete unused function.
9119 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9121 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9123 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9125 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9126 for arg pointer based indexed addressing.
9128 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9130 * config/ia64/ia64.h, config/ia64/ia64.md,
9131 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9132 spelling conventions.
9134 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9136 * config/m68k/m68k.c (split_di): New.
9137 * config/m68k/m68k-protos.h: Declare split_di.
9138 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9139 Improve predicate handling and split constant shifts.
9141 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9143 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9144 parameter for register bitfield operations, general predicates
9147 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9149 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9150 * config/m68k/linux-unwind.h: New file.
9152 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9154 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9155 config/i386/athlon.md, config/ia64/ia64.md,
9156 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9157 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9158 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9159 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9160 tree-vect-transform.c: Fix comment typos.
9162 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9164 * sched-deps.c (find_insn_list): Remove.
9165 * sched-int.h: Remove the prototype for find_insn_list.
9167 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9169 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9171 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9172 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9173 darwin_rs6000_override_options.
9174 (C_COMMON_OVERRIDE_OPTIONS): Expect
9175 darwin_macosx_version_min to be non-NULL always.
9176 (TARGET_C99_FUNCTIONS): Likewise.
9177 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9178 (DARWIN_MINVERSION_SPEC): New.
9179 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9180 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9182 (DARWIN_MINVERSION_SPEC): New.
9183 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9185 * config/darwin-c.c (darwin_cpp_builtins): Expect
9186 darwin_macosx_version_min to be non-NULL always.
9188 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9190 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9192 * config/i386/i386.h (x86_use_xchgb): New.
9193 (TARGET_USE_XCHGB): New macro.
9194 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9195 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9196 Split after reload into bswaphi for shifts of 8.
9197 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9198 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9199 or when optimizing for size.
9201 2007-02-16 Richard Guenther <rguenther@suse.de>
9202 Christian Bruel <christian.bruel@st.com>
9204 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9205 DECLs but prefer SSA_NAMEs over DECLs.
9207 2007-02-16 Richard Guenther <rguenther@suse.de>
9209 * tree-flow-inline.h (single_imm_use_p): Remove.
9210 (zero_imm_uses_p): Likewise.
9211 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9212 instead of single_imm_use_p.
9213 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9216 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9219 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9220 nested double- and backquotes.
9222 2007-02-15 Roger Sayle <roger@eyesopen.com>
9225 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9226 should be unreachable.
9227 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9228 For the time being redirect GIMPLE_MODIFY_STMT to the new
9229 (renamed) build_gimple_modify_stmt_stat.
9230 (build2_gimple_stat): Rename to...
9231 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9232 Always build a GIMPLE_MODIFY_STMT node.
9233 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9234 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9237 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9238 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9239 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9240 expand_complex_div_wide): Likewise.
9241 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9242 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9243 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9244 * tree-ssa-loop-manip.c (create_iv): Likewise.
9245 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9246 abs_replacement): Likewise.
9247 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9248 realify_fake_stores): Likewise.
9250 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9251 node rather than a GIMPLE_MODIFY_STMT node.
9252 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9253 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9255 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9256 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9259 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9262 * fold-const.c (fold_comparison): Add back the
9263 folding of constant complex comparisions.
9265 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9268 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9269 effects unknown to this function, return early.
9271 2007-02-15 Ian Lance Taylor <iant@google.com>
9273 * lower-subreg.c (move_eh_region_note): New static function.
9274 (resolve_simple_move): Call it.
9275 (decompose_multiword_subregs): Track blocks for which we resolve a
9276 simple move which is also a control flow insn. Pass them to
9277 find_many_sub_basic_blocks.
9278 (pass_lower_subreg): Add TODO_verify_flow.
9279 (pass_lower_subreg2): Likewise.
9281 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9282 Brooks Moses <brooks.moses@codesourcery.com>
9283 Lee Millward <lee.millward@codesourcery.com>
9285 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9286 (VL_EXP_CLASS_P): New.
9287 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9289 (TREE_OPERAND_CHECK_CODE): Likewise.
9290 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9291 (TREE_RTL_OPERAND_CHECK): Likewise.
9292 (tree_operand_check_failed): Make second parameter the whole tree
9293 instead of its code. Fixed callers.
9294 (VL_EXP_CHECK): New.
9295 (TREE_OPERAND_LENGTH): New.
9296 (VL_EXP_OPERAND_LENGTH): New.
9297 (CALL_EXPR_FN): New.
9298 (CALL_EXPR_STATIC_CHAIN): New.
9299 (CALL_EXPR_ARGS): New.
9300 (CALL_EXPR_ARG): New.
9301 (call_expr_nargs): New.
9302 (CALL_EXPR_ARGP): New.
9303 (build_nt_call_list): Declare.
9304 (build_vl_exp_stat): Declare.
9305 (build_vl_exp): New.
9306 (build_call_list): Declare.
9307 (build_call_nary): Declare.
9308 (build_call_valist): Declare.
9309 (build_call_array): Declare.
9310 (call_expr_arg): Declare.
9311 (call_expr_argp): Declare.
9312 (call_expr_arglist): Declare.
9313 (fold_build_call_list): Declare.
9314 (fold_build_call_list_initializer): Declare.
9315 (fold_call_expr): Declare to replace fold_builtin.
9316 (fold_builtin_fputs): Update to agree with modified definition.
9317 (fold_builtin_strcpy): Likewise.
9318 (fold_builtin_strncpy): Likewise.
9319 (fold_builtin_memory_chk): Likewise.
9320 (fold_builtin_stxcpy_chk): Likewise.
9321 (fold_builtin_strncpy_chk): Likewise.
9322 (fold_builtin_next_arg): Likewise.
9323 (fold_build_call_expr): Declare.
9324 (fold_builtin_call_list): Declare.
9325 (fold_builtin_call_valist): Declare.
9326 (build_call_expr): Declare.
9327 (validate_arglist): Update to agree with modified definition.
9328 (tree_operand_length): New.
9329 (call_expr_arg_iterator): New.
9330 (init_call_expr_arg_iterator): New.
9331 (next_call_expr_arg): New.
9332 (first_call_expr_arg): New.
9333 (more_call_expr_args_p): New.
9334 (FOR_EACH_CALL_EXPR_ARG): New.
9336 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9337 and tcc_gimple_stmt.
9338 (tree_code_size): Update documentation. Use sizeof (tree) rather
9339 than sizeof (char *).
9340 (tree_size): Likewise. Add case for tcc_vl_exp.
9341 (tree_node_structure): Add case for tcc_vl_exp.
9342 (contains_placeholder_p): Likewise.
9343 (substitute_in_expr): Likewise.
9344 (substitute_placeholder_in_expr): Likewise.
9345 (stabilize_reference_1): Likewise.
9346 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9347 to diagnose breakage of this interface for constructing CALL_EXPRs.
9348 (build_nt): Add similar assertion here.
9349 (build_nt_call_list): New.
9350 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9351 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9353 (get_callee_fndecl): Use new CALL_EXPR accessors.
9354 (tree_operand_check_failed): Change parameters to pass entire node
9355 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9356 (process_call_operands): New.
9357 (build_vl_exp_stat): New.
9358 (build_call_list): New.
9359 (build_call_nary): New.
9360 (build_call_valist): New.
9361 (build_call_array): New.
9362 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9363 (call_expr_arglist): New.
9365 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9366 tcc_vl_exp instead of a fixed-size tcc_expression.
9368 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9369 accessors for CALL_EXPRs.
9370 (AGGR_INIT_EXPR): Likewise.
9372 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9373 Brooks Moses <brooks.moses@codesourcery.com>
9374 Lee Millward <lee.millward@codesourcery.com>
9376 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9377 (expand_builtin_nonlocal_goto): Change parameter to be entire
9378 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9379 (expand_builtin_prefetch): Likewise.
9380 (expand_builtin_classify_type): Likewise.
9381 (mathfn_built_in): Return NULL_TREE instead of 0.
9382 (expand_errno_check): Use new CALL_EXPR accessors.
9383 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9384 Return NULL_RTX instead of 0.
9385 (expand_builtin_mathfn_2): Likewise.
9386 (expand_builtin_mathfn_3): Likewise.
9387 (expand_builtin_interclass_mathfn): Likewise.
9388 (expand_builtin_sincos): Likewise.
9389 (expand_builtin_cexpi): Likewise.
9390 (expand_builtin_int_roundingfn): Likewise.
9391 (expand_builtin_int_roundingfn_2): Likewise.
9392 (expand_builtin_pow): Likewise.
9393 (expand_builtin_powi): Likewise.
9394 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9395 of arglist, fixing callers appropriately. Use new CALL_EXPR
9396 accessors and constructors. Return NULL_RTX instead of 0.
9397 (expand_builtin_strstr): Likewise.
9398 (expand_builtin_strchr): Likewise.
9399 (expand_builtin_strrchr): Likewise.
9400 (expand_builtin_strpbrk): Likewise.
9401 (expand_builtin_memcpy): Likewise.
9402 (expand_builtin_mempcpy): Likewise.
9403 (expand_builtin_mempcpy_args): New.
9404 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9405 (expand_builtin_memmove_args): New.
9406 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9407 (expand_movstr): Likewise.
9408 (expand_builtin_strcpy): Likewise.
9409 (expand_builtin_strcpy_args): New.
9410 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9411 (expand_builtin_strncpy): Likewise.
9412 (expand_builtin_memset): Likewise.
9413 (expand_builtin_memset_args): New.
9414 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9415 (expand_builtin_memcmp): Likewise.
9416 (expand_builtin_strcmp): Likewise.
9417 (expand_builtin_strncmp): Likewise.
9418 (expand_builtin_strcat): Likewise.
9419 (expand_builtin_strncat): Likewise.
9420 (expand_builtin_strspn): Likewise.
9421 (expand_builtin_strcspn): Likewise.
9422 (expand_builtin_args_info): Likewise.
9423 (expand_builtin_va_start): Likewise.
9424 (gimplify_va_arg_expr): Likewise.
9425 (expand_builtin_va_end): Likewise.
9426 (expand_builtin_va_copy): Likewise.
9427 (expand_builtin_frame_address): Likewise.
9428 (expand_builtin_alloca): Likewise.
9429 (expand_builtin_bswap): Likewise.
9430 (expand_builtin_unop): Likewise.
9431 (expand_builtin_fputs): Likewise.
9432 (expand_builtin_expect): Likewise.
9433 (expand_builtin_fabs): Likewise.
9434 (expand_builtin_copysign): Likewise.
9435 (expand_builtin_printf): Likewise.
9436 (expand_builtin_fprintf): Likewise.
9437 (expand_builtin_sprintf): Likewise.
9438 (expand_builtin_init_trampoline): Likewise.
9439 (expand_builtin_signbit): Likewise.
9440 (expand_builtin_fork_or_exec): Likewise.
9441 (expand_builtin_sync_operation): Likewise.
9442 (expand_builtin_compare_and_swap): Likewise.
9443 (expand_builtin_lock_test_and_set): Likewise.
9444 (expand_builtin_lock_release): Likewise.
9445 (expand_builtin): Likewise.
9446 (builtin_mathfn_code): Likewise.
9448 (fold_builtin_constant_p): Pass call arguments individually instead
9449 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9450 accessors and constructors. Return NULL_TREE instead of 0.
9451 (fold_builtin_expect): Likewise.
9452 (fold_builtin_classify_type): Likewise.
9453 (fold_builtin_strlen): Likewise.
9454 (fold_builtin_nan): Likewise.
9455 (integer_valued_real_p): Likewise.
9456 (fold_trunc_transparent_mathfn): Likewise.
9457 (fold_fixed_mathfn): Likewise.
9458 (fold_builtin_cabs): Likewise.
9459 (fold_builtin_sqrt): Likewise.
9460 (fold_builtin_cbrt): Likewise.
9461 (fold_builtin_cos): Likewise.
9462 (fold_builtin_cosh): Likewise.
9463 (fold_builtin_tan): Likewise.
9464 (fold_builtin_sincos): Likewise.
9465 (fold_builtin_cexp): Likewise.
9466 (fold_builtin_trunc): Likewise.
9467 (fold_builtin_floor): Likewise.
9468 (fold_builtin_ceil): Likewise.
9469 (fold_builtin_round): Likewise.
9470 (fold_builtin_int_roundingfn): Likewise.
9471 (fold_builtin_bitop): Likewise.
9472 (fold_builtin_bswap): Likewise.
9473 (fold_builtin_logarithm): Likewise.
9474 (fold_builtin_hypot): Likewise.
9475 (fold_builtin_pow): Likewise.
9476 (fold_builtin_powi): Likewise.
9477 (fold_builtin_exponent): Likewise.
9478 (fold_builtin_memset): Likewise.
9479 (fold_builtin_bzero): Likewise.
9480 (fold_builtin_memory_op): Likewise.
9481 (fold_builtin_bcopy): Deleted; call site changed to invoke
9482 fold_builtin_memory_op directly.
9483 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9484 (fold_builtin_strncpy): Likewise.
9485 (fold_builtin_memcmp): Likewise.
9486 (fold_builtin_strcmp): Likewise.
9487 (fold_builtin_strncmp): Likewise.
9488 (fold_builtin_signbit): Likewise.
9489 (fold_builtin_copysign): Likewise.
9490 (fold_builtin_isascii): Likewise.
9491 (fold_builtin_toascii): Likewise.
9492 (fold_builtin_isdigit): Likewise.
9493 (fold_builtin_fabs): Likewise.
9494 (fold_builtin_abs): Likewise.
9495 (fold_builtin_fmin_fmax): Likewise.
9496 (fold_builtin_carg): Likewise.
9497 (fold_builtin_classify): Likewise.
9498 (fold_builtin_unordered_cmp): Likewise.
9500 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9501 New functions split out from fold_builtin_1.
9502 (fold_builtin_n): New.
9503 (fold_builtin_varargs): New.
9504 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9506 (fold_call_expr): New.
9507 (build_function_call_expr): Rewrite to use new helper function.
9508 (fold_builtin_call_list): New.
9509 (build_call_expr): New.
9510 (fold_builtin_call_valist): New.
9511 (rewrite_call_expr): New.
9512 (validate_arg): New.
9513 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9514 of an arglist. Change return type to bool. Use new CALL_EXPR
9517 (fold_builtin_strstr): Pass call arguments individually instead
9518 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9519 accessors and constructors. Return NULL_TREE instead of 0.
9520 (fold_builtin_strchr): Likewise.
9521 (fold_builtin_strrchr): Likewise.
9522 (fold_builtin_strpbrk): Likewise.
9523 (fold_builtin_strcat): Likewise.
9524 (fold_builtin_strncat): Likewise.
9525 (fold_builtin_strspn): Likewise.
9526 (fold_builtin_strcspn): Likewise.
9527 (fold_builtin_fputs): Likewise.
9528 (fold_builtin_next_arg): Likewise.
9529 (fold_builtin_sprintf): Likewise.
9531 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9532 NULL_RTX instead of 0.
9533 (expand_builtin_memory_chk): Likewise.
9534 (maybe_emit_chk_warning): Likewise.
9535 (maybe_emit_sprintf_chk_warning): Likewise.
9537 (fold_builtin_object_size): Pass call arguments individually instead
9538 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9539 accessors and constructors. Return NULL_TREE instead of 0.
9540 (fold_builtin_memory_chk): Likewise.
9541 (fold_builtin_stxcpy_chk): Likewise.
9542 (fold_builtin_strncpy_chk): Likewise.
9543 (fold_builtin_strcat_chk): Likewise.
9544 (fold_builtin_strcat_chk): Likewise.
9545 (fold_builtin_strncat_chk): Likewise.
9546 (fold_builtin_sprintf_chk): Likewise.
9547 (fold_builtin_snprintf_chk): Likewise.
9548 (fold_builtin_printf): Likewise.
9549 (fold_builtin_vprintf): Likewise.
9551 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9553 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9554 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9555 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9556 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9557 (fold_unary): Likewise.
9558 (fold_binary): Likewise.
9559 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9560 ternary expressions.
9561 (fold): Add logic for tcc_vl_exp.
9562 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9563 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9564 (fold_build3_stat): Add assertion to flag broken interface for
9565 constructing CALL_EXPRs.
9566 (fold_build_call_list): New.
9567 (fold_build_call_list_initializer): New.
9568 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9570 (fold_strip_sign_ops): Likewise.
9572 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9573 Brooks Moses <brooks.moses@codesourcery.com>
9574 Lee Millward <lee.millward@codesourcery.com>
9576 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9577 accessors and dump arguments explicitly.
9579 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9581 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9583 (print_call_name): Use new CALL_EXPR accessors.
9585 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9586 CALL_EXPR arguments explicitly instead of as a list. Use
9587 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9589 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9590 (vrp_visit_stmt): Likewise.
9592 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9593 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9595 (force_move_till_expr): Likewise.
9597 * targhooks.c (default_external_stack_protect_fail): Use
9598 build_call_expr instead of build_function_call_expr.
9599 (default_hidden_stack_protect_fail): Likewise.
9601 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9604 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9605 and walk arguments explicitly.
9607 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9608 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9609 (expand_simple_operations): Likewise.
9610 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9612 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9613 of TREE_CODE_LENGTH.
9614 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9616 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9617 instead of TREE_CODE_LENGTH.
9619 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9620 (tree_ic_transform): Likewise.
9621 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9622 parameter instead of arglist. Fix callers.
9623 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9624 (tree_stringops_transform): Likewise.
9625 (tree_indirect_call_to_profile): Likewise.
9626 (tree_stringops_values_to_profile): Likewise.
9628 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9629 (eliminate_tail_call): Likewise.
9631 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9633 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9634 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9636 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9638 * omp-low.c (build_omp_barrier): Use build_call_expr.
9639 (lower_rec_input_clauses): Likewise.
9640 (lower_reduction_clauses): Likewise.
9641 (expand_parallel_call): Likewise.
9642 (maybe_catch_exception): Likewise.
9643 (expand_omp_for_generic): Likewise.
9644 (expand_omp_for_static_nochunk): Likewise.
9645 (expand_omp_sections): Likewise.
9646 (lower_omp_single_simple): Likewise.
9647 (lower_omp_single_copy): Likewise.
9648 (lower_omp_master): Likewise.
9649 (lower_omp_ordered): Likewise.
9650 (lower_omp_critical): Likewise.
9652 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9653 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9655 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9656 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9657 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9659 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9660 and generalize to handle any number of operands.
9661 (chrec_contains_undetermined): Likewise.
9662 (tree_contains_chrecs): Likewise.
9663 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9665 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9667 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9668 fold_call_expr instead of fold_builtin.
9669 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9670 match declarations there.
9671 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9674 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9675 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9677 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9678 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9680 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9683 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9684 (execute_cse_sincos): Use new CALL_EXPR accessors.
9686 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9688 * gimple-low.c (lower_function_body): Use build_call_expr.
9689 (lower_builtin_setjmp): Likewise.
9691 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9692 (set_storage_via_libcall): Likewise.
9693 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9694 instead of TREE_CODE_LENGTH.
9695 (expand_expr_real_1): Use new CALL_EXPR accessors.
9697 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9698 generalize to handle any number of operands.
9699 (TB_parent_eq): Likewise.
9701 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9702 (strip_builtin_expect): Likewise.
9704 * function.c (gimplify_parameters): Use build_call_expr.
9706 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9707 instead of TREE_CODE_LENGTH.
9709 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9710 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9712 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9715 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9716 (gimplify_decl_expr): Likewise.
9717 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9718 Use new CALL_EXPR iterators.
9719 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9720 (gimplify_modify_expr_to_memset): Likewise.
9721 (gimplify_variable_sized_compare): Likewise.
9722 (gimplify_omp_atomic_fetch_op): Likewise.
9723 (gimplify_omp_atomic_pipeline): Likewise.
9724 (gimplify_omp_atomic_mutex): Likewise.
9725 (gimplify_function_tree): Likewise.
9727 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9728 (call_expr_flags): Likewise.
9729 (expand_call): Likewise.
9731 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9732 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9735 * coverage.c (create_coverage): Use build_call_expr.
9737 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9738 (temp_call_expr_obstack): New.
9739 (pool_copy_list): Delete.
9740 (temp_copy_call_expr): New.
9741 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9742 CALL_EXPR accessors. Get rid of special goo for copying argument
9743 lists and use temp_copy_call_expr instead.
9744 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9745 CALL_EXPR accessors.
9746 (create_expression_by_pieces): Likewise. Use build_call_array
9747 to construct the result instead of fold_build3.
9748 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9749 dealing with argument lists.
9750 (init_pre): Remove references to expression_node_pool and
9751 list_node_pool. Init temp_call_expr_obstack instead.
9752 (fini_pre): Remove references to expression_node_pool and
9755 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9756 and walk arguments explicitly instead of as a list.
9758 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9759 (mx_register_decls): Likewise.
9760 (mudflap_register_call): Likewise.
9761 (mudflap_finish_file): Likewise.
9763 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9764 (ipa_callsite_compute_param): Likewise.
9766 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9767 accessors and constructor.
9769 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9770 accessors and constructor.
9771 (convert_tramp_reference): Likewise.
9772 (convert_call_expr): Likewise.
9773 (finalize_nesting_tree_1): Likewise.
9775 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9778 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9780 * tree-inline.c (initialize_inlined_parameters): Pass entire
9781 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9783 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9784 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9786 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9787 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9788 (vectorizable_reduction): Likewise.
9789 (vectorizable_call): Use new CALL_EXPR iterators.
9790 (vectorizable_conversion): Use build_call_expr.
9791 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9792 (vect_gen_widened_results_half): Use build_call_expr.
9793 (vect_setup_realignment): Likewise.
9794 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9796 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9797 (pass_through_call): Likewise.
9798 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9801 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9802 (tree_gen_pow2_profiler): Likewise.
9803 (tree_gen_one_value_profiler): Likewise.
9804 (tree_gen_ic_func_profiler): Likewise.
9805 (tree_gen_average_profiler): Likewise.
9806 (tree_gen_ior_profiler): Likewise.
9808 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9809 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9810 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9812 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9813 of TREE_CODE_LENGTH.
9815 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9816 of TREE_CODE_LENGTH.
9818 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9820 (convert_to_integer): Likewise.
9822 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9825 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9826 Brooks Moses <brooks.moses@codesourcery.com>
9827 Lee Millward <lee.millward@codesourcery.com>
9829 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9831 * config/frv/frv.c (frv_expand_builtin): Likewise.
9832 * config/s390/s390.c (s390_expand_builtin): Likewise.
9834 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9835 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9837 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9838 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9839 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9840 (ix86_expand_store_builtin): Likewise.
9841 (ix86_expand_unop_builtin): Likewise.
9842 (ix86_expand_unop1_builtin): Likewise.
9843 (ix86_expand_sse_compare): Likewise.
9844 (ix86_expand_sse_comi): Likewise.
9845 (ix86_expand_vec_init_builtin): Likewise.
9846 (ix86_expand_vec_ext_builtin): Likewise.
9847 (ix86_expand_vec_set_builtin): Likewise.
9848 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9850 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9851 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9853 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9854 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9855 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9857 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9859 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9860 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9861 arglist. Use new CALL_EXPR accessors. Fix callers.
9862 (altivec_expand_abs_builtin): Likewise.
9863 (rs6000_expand_binop_builtin): Likewise.
9864 (altivec_expand_predicate_builtin): Likewise.
9865 (altivec_expand_lv_builtin): Likewise.
9866 (spe_expand_stv_builtin): Likewise.
9867 (altivec_expand_stv_builtin): Likewise.
9868 (rs6000_expand_ternop_builtin): Likewise.
9869 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9870 (altivec_expand_st_builtin): Likewise.
9871 (altivec_expand_dst_builtin): Likewise.
9872 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9873 arglist. Use new CALL_EXPR accessors. Fix callers.
9874 (altivec_expand_vec_set_builtin): Likewise.
9875 (altivec_expand_vec_ext_builtin): Likewise.
9876 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9877 (spe_expand_builtin): Likewise.
9878 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9879 arglist. Use new CALL_EXPR accessors. Fix callers.
9880 (spe_expand_evsel_builtin): Likewise.
9881 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9882 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9884 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9885 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9886 (arm_expand_unop_builtin): Likewise.
9887 (arm_expand_builtin): Use new CALL_EXPR accessors.
9889 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9892 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9893 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9894 (bfin_expand_unop_builtin): Likewise.
9895 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9897 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9898 Brooks Moses <brooks.moses@codesourcery.com>
9899 Lee Millward <lee.millward@codesourcery.com>
9901 * c-semantics.c (build_stmt): Add internal diagnostic check.
9903 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9904 accessors. Print arguments explicitly instead of as a list.
9906 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9908 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9909 (c_finish_omp_flish): Likewise.
9911 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9912 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9913 instead of TREE_CODE_LENGTH.
9914 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9915 (c_warn_unused_result): Likewise.
9917 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9920 * doc/invoke.texi (Warning Options): Remove
9921 -Werror-implicit-function-declaration.
9922 (Wimplicit-function-declaration): Update description.
9923 * opts.c (common_handle_option): Move handling of -Werror=* to...
9924 (enable_warning_as_error): ...here.
9925 * opts.h (enable_warning_as_error): Declare.
9926 * c-decl.c (implicit_decl_warning): Unless
9927 -Wno-implicit-function-declaration is given, emit a pedwarn if
9928 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9929 * c.opt (Wimplicit-function-declaration): Replace
9930 mesg_implicit_function_declaration with
9931 warn_implicit_function_declaration.
9932 * c-opts.c (c_common_handle_option):
9933 -Werror-implicit-function-declaration is exactly equal as
9934 -Werror=implicit-function-declaration.
9935 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9936 warn_implicit_function_declaration.
9937 (c_common_post_options): -Wimplict-function-declaration is enabled
9938 by default by -std=c99, otherwise is disabled by default.
9939 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9941 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9943 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9944 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9945 former is ignored but not the latter.
9947 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9949 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9950 is made and the reference doesn't use the alias set of its type,
9951 do not create the temporary using that type.
9953 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9955 * jump.c: Remove prototypes for delete_computation and
9956 delete_prior_computation.
9958 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9960 * jump.c (get_label_after): Delete.
9961 (get_label_before, delete_computation, delete_jump,
9962 delete_prior_computation, follow_jumps): Move...
9963 * reorg.c (delete_computation, delete_prior_computation): ... here...
9964 (get_label_before, delete_jump): ... making these static ...
9965 (follow_jumps): ... and simplifying this since it only runs after
9967 * rtl.h (get_label_after, get_label_before, delete_jump,
9968 follow_jumps): Delete prototypes.
9970 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9972 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9974 2007-02-15 Nick Clifton <nickc@redhat.com>
9976 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9977 order to prevent it from being munged by the target.
9979 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/i386.md: Remove misleading comment.
9983 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9985 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9986 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9989 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9991 * tree-sra.c (instantiate_missing_elements): Canonicalize
9993 (sra_build_assignment): New.
9994 (generate_copy_inout, generate_element_copy,
9995 generate_element_zero, generate_one_element_init): Use it.
9997 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9999 * tree-sra.c (instantiate_missing_elements): Canonicalize
10001 (sra_build_assignment): New.
10002 (generate_copy_inout, generate_element_copy,
10003 generate_element_zero, generate_one_element_init): Use it.
10005 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10007 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10010 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10012 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10013 types as aggregates not scalars.
10014 * function.c (assign_stack_temp_for_type): Likewise.
10016 2007-02-14 Roger Sayle <roger@eyesopen.com>
10017 Zdenek Dvorak <dvorakz@suse.cz>
10019 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10022 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10024 * passes.c (next_pass_1): Clear the next field of the copied
10027 2007-02-14 Richard Henderson <rth@redhat.com>
10029 * tree-sra.c (early_sra): New.
10030 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10031 (tree_sra_early, pass_sra_early): New.
10032 * tree-pass.h (pass_sra_early): Declare.
10033 * passes.c (init_optimization_passes): Use it.
10035 2007-02-14 Richard Guenther <rguenther@suse.de>
10037 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10039 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10041 PR tree-optimization/30771
10042 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10044 (vect_analyze_operations): Induction phis can now be marked as
10046 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10047 Update documentation accordingly.
10049 2007-02-14 Nick Clifton <nickc@redhat.com>
10051 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10052 most 3 arguments are supported.
10053 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10055 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10057 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10058 Ensure dst->current is valid.
10060 2007-02-13 Paul Brook <paul@codesourcery.com>
10062 * config.gcc: Add arm*-*-uclinux-*eabi.
10063 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10064 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10065 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10066 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10067 (LINK_SPEC): Define.
10068 (LIB_SPEC): Define.
10069 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10071 * config/arm/uclinux-eabi.h: New file.
10072 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10073 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10076 2007-02-13 Ian Lance Taylor <iant@google.com>
10078 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10079 * flags.h (warn_strict_overflow): Declare.
10080 (enum warn_strict_overflow_code): Define.
10081 (issue_strict_overflow_warning): New static inline function.
10082 * opts.c (warn_strict_overflow): New variable.
10083 (common_handle_option): Handle OPT_Wstrict_overflow and
10084 OPT_Wstrict_overflow_.
10085 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10087 * fold-const.c: Include intl.h.
10088 (fold_deferring_overflow_warnings): New static variable.
10089 (fold_deferred_overflow_warning): New static variable.
10090 (fold_deferred_overflow_code): New static variable.
10091 (fold_defer_overflow_warnings): New function.
10092 (fold_undefer_overflow_warnings): New function.
10093 (fold_undefer_and_ignore_overflow_warnings): New function.
10094 (fold_deferring_overflow_warnings_p): New function.
10095 (fold_overflow_warning): New static function.
10096 (make_range): Add strict_overflow_p parameter. Change all
10098 (extract_muldiv, extract_muldiv_1): Likewise.
10099 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10100 tree_expr_nonnegative_p.
10101 (fold_negate_expr): Call fold_overflow_warning.
10102 (fold_range_test): Likewise.
10103 (fold_comparison): Likewise.
10104 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10105 instead of tree_expr_nonnegative_p.
10106 (tree_expr_nonnegative_warnv_p): Rename from
10107 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10108 (tree_expr_nonnegative_p): New function.
10109 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10110 strict_overflow_p parameter.
10111 (tree_expr_nonzero_p): New function.
10112 * passes.c (verify_interpass_invariants): New static function.
10113 (execute_one_pass): Call it.
10114 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10116 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10117 (estimate_numbers_of_iterations): Likewise.
10118 (scev_probably_wraps_p): Likewise.
10119 * tree-ssa-ccp.c: Include "toplev.h".
10120 (evaluate_stmt): Defer fold overflow warnings until we know we are
10122 (struct fold_stmt_r_data): Add stmt field.
10123 (fold_stmt_r): Defer fold overflow warnings until we know we
10125 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10126 (fold_stmt_inplace): Likewise.
10127 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10128 (cleanup_control_expr_graph): Defer fold overflow warnings until
10129 we know we are going to optimize.
10130 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10131 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10133 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10134 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10135 * tree-ssa-loop-manip.c (create_iv): Likewise.
10136 * c-typeck.c (build_conditional_expr): Likewise.
10137 (build_binary_op): Likewise.
10138 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10139 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10140 (extract_range_from_unary_expr): Likewise.
10141 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10142 assuming that signed overflow does not occur.
10143 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10144 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10145 (fold_defer_overflow_warnings): Declare.
10146 (fold_undefer_overflow_warnings): Declare.
10147 (fold_undefer_and_ignore_overflow_warnings): Declare.
10148 (fold_deferring_overflow_warnings_p): Declare.
10149 (tree_expr_nonzero_warnv_p): Declare.
10150 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10151 of warning options.
10152 (Warning Options): Document -Wstrict-overflow.
10153 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10154 (tree-ssa-ccp.o): Likewise.
10155 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10156 (fold-const.o): Depend on intl.h.
10158 2007-02-13 Ian Lance Taylor <iant@google.com>
10160 PR middle-end/30751
10161 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10164 2007-02-13 Stuart Hastings <stuart@apple.com>
10166 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10168 2007-02-13 Richard Henderson <rth@redhat.com>
10170 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10171 handled_component_p before looking for the indirect_ref.
10173 2007-02-13 Richard Henderson <rth@redhat.com>
10175 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10176 remove flags clobber.
10177 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10178 (bswaphi_lowpart): New.
10179 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10180 remove TARGET_BSWAP test. Delete expander of the same name.
10182 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10183 (expand_unop): Use them.
10185 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10187 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10188 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10189 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10190 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10191 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10192 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10193 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10194 assembler dialect choice from asm templates.
10196 2007-02-12 Richard Henderson <rth@redhat.com>
10198 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10199 (fixuns_trunc<SSEMODEF>si2): Use it.
10200 * config/i386/sse.md (vec_setv4sf_0): Export.
10201 * config/i386/i386.c (ix86_build_const_vector): Export.
10202 (ix86_split_convert_uns_si_sse): Rename from
10203 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10204 * config/i386/i386-protos.h: Update.
10206 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10209 * c-typeck.c (c_finish_return): Improve warning message.
10211 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10213 * alias.c (find_symbolic_term): Delete unused function.
10215 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10218 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10219 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10221 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10223 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10224 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10225 the function, temporarily point the debug interface to the null one.
10227 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10229 * dwarf2out.c (round_up_to_align): New static function.
10230 (field_byte_offset): Use it to round the offset.
10232 2007-02-12 Richard Henderson <rth@redhat.com>
10234 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10235 (inswl_const): Export.
10237 2007-02-12 Richard Henderson <rth@redhat.com>
10239 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10240 result mode of the libcall, convert back to outmode.
10242 2007-02-12 Roger Sayle <roger@eyesopen.com>
10244 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10245 (bswapdi2): New define_expand to implement 32-bit implementation.
10247 2007-02-12 Nick Clifton <nickc@redhat.com>
10249 * doc/invoke.texi (Overall Options): Document --help=.
10250 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10251 (cc1_options): Pass --help= on to cc1.
10252 (display_help): Add description of --help=.
10253 (process_command): Add code to handle --help=. Allow translated
10254 --help and --target-help switches to be passed on to compiler
10256 (main): Remove unused if statement.
10257 * opts.c (columns): Remove.
10258 (LEFT_COLUMN): Define.
10259 (wrap_help): Add columns argument.
10260 (print_filtered_help): Change parameters to be an include bitmask,
10261 an exclude bitmask, an any bitmask and the column width. Move the
10262 code to display the params list here. Add code to display the
10263 status of options rather than their descriptions if the quiet flag
10265 (print_specific_help): Change parameters to be an include bitmask,
10266 an exclude bitmask and an any bitmask. Move code to look up the
10267 column width here. Decide upon the title for an options listing.
10268 (common_handle_options): Add code to handle --help=. Adapt code
10269 for --help and --target-help to use the revised form of the
10270 print_specific_help function.
10271 (print_help): Delete.
10272 (print_param_help): Delete.
10273 (print_switch): Delete.
10274 * opts.h (cl_lang_count): Add prototype.
10275 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10276 CL_MAX_OPTION_CLASS): New defines.
10277 * optc-gen.awk: Add construction of cl_lang_count.
10278 * c.opt: Add Warning attribute to warning options and Optimization
10279 attribute to optimization options.
10280 * common.opt: Likewise.
10282 Add -fhelp and -ftarget-help as aliases for the transformed --help
10283 and --target-help options.
10284 * opt-functions.awk: Add code to handle Warning and Optimization
10287 2007-02-12 Richard Henderson <rth@redhat.com>
10289 * config/alpha/constraints.md: New file.
10290 * config/alpha/alpha.c: Include tm-constrs.h.
10291 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10292 alpha_extra_constraint): Remove.
10293 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10294 * config/alpha/alpha-protos.h: Update.
10295 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10296 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10297 (EXTRA_CONSTRAINT): Remove.
10298 * config/alpha/alpha.md: Include constraints.md.
10299 (adddi splitter): Use satisfies_constraint_*.
10300 * config/alpha/predicates.md (add_operand): Likewise.
10301 (sext_add_operand, addition_operation): Likewise.
10303 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10305 PR tree-optimization/29145
10306 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10307 in our handling of restrict qualified pointers.
10309 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10312 * doc/invoke.texi (Wunused-value): Update description.
10313 (Wextra): Delete item.
10314 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10315 value of Wunused-value.
10316 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10317 (c_finish_stmt_expr): Don't check extra_warnings.
10318 (emit_side_effect_warnings): The caller is responsible to check
10321 2007-02-11 Roger Sayle <roger@eyesopen.com>
10322 Matt Thomas <matt@3am-software.com>
10324 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10326 2007-02-11 Roger Sayle <roger@eyesopen.com>
10328 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10329 comparisons of POPCOUNT against zero.
10330 (simplify_const_relational_operation): Likewise.
10332 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10334 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10336 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10338 * dwarf2out.c (root_type): Delete unused function.
10340 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10342 * genattrtab.c (contained_in_p): Delete unused function.
10343 (write_expr_attr_cache): Likewise.
10345 2007-02-11 Jan Hubicka <jh@suse.cz>
10347 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10350 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10352 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10353 to add the REG_EQ* note.
10354 * see.c (see_merge_one_use_extension): Likewise.
10355 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10356 turn REG_EQUAL notes into REG_EQUIV notes if the target
10357 register may have more than one set.
10358 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10359 * gcse.c (try_replace_reg): Likewise.
10360 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10361 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10362 more than one REG_EQUIV note.
10363 * reload1.c (gen_reload): Use set_unique_reg_note.
10365 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10368 (ix86_builtin_conversion): New function.
10370 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10373 * tree.h (DECL_REPLACEABLE_P): New macro.
10374 * except.c (set_nothrow_function_flags): Likewise.
10376 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10377 Ira Rosen <irar@il.ibm.com>
10378 Dorit Nuzman <dorit@il.ibm.com>
10380 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10381 * targhooks.c (default_builtin_vectorized_conversion): New.
10382 * targhooks.h (default_builtin_vectorized_function): New declaration.
10383 * target.h (struct vectorize): Add builtin_conversion field.
10384 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10385 stmt_vec_info_type value.
10386 (vectorizable_conversion): New declaration.
10387 * tree-vect-analyze.c (vect_analyze_operations): Add
10388 vectorizable_conversion call.
10389 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10390 * tree-vect-transform.c (vectorizable_conversion): New function.
10391 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10392 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10394 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10395 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10396 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10397 or ALTIVEC_BUILTIN_VCFSX.
10399 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10402 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10403 CONST_DOUBLE and operand 0 is a hard register.
10404 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10405 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10406 is a hard floating-point register.
10408 2007-02-10 Richard Henderson <rth@redhat.com>
10409 Jakub Jelinek <jakub@redhat.com>
10410 Alexandre Oliva <aoliva@redhat.com>
10412 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10413 * builtin-types.def (BT_WORD): Make unsigned.
10414 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10415 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10416 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10417 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10418 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10419 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10421 * expr.c (emutls_var_address): New.
10422 (expand_expr_real_1): Expand emulated tls.
10423 (expand_expr_addr_expr_1): Likewise.
10424 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10425 * output.h (emutls_finish): Declare.
10426 * toplev.c (compile_file): Call it.
10427 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10428 address before wrapping in CONST.
10429 * varasm.c (emutls_htab, emutls_object_type): New.
10430 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10431 (get_emutls_object_name, get_emutls_object_type): New.
10432 (get_emutls_init_templ_addr, emutls_decl): New.
10433 (emutls_common_1, emutls_finish): New.
10434 (assemble_variable): When emulating tls, swap decls; generate
10435 constructor for the emutls objects.
10436 (do_assemble_alias): When emulating tls, swap decl and target name.
10437 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10439 * varpool.c (decide_is_variable_needed): Look at force_output.
10440 Recurse for emulated tls.
10441 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10442 with decide_is_variable_needed.
10443 * emutls.c: New file.
10444 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10445 tls_object for real tls.
10447 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10449 PR rtl-optimization/29599
10450 * reload1.c (eliminate_regs_in_insn): Take the destination
10451 mode into account when computing the offset.
10453 2007-02-09 Stuart Hastings <stuart@apple.com>
10454 Richard Henderson <rth@redhat.com>
10456 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10457 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10458 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10459 fixuns_truncdfhi2): New.
10460 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10461 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10462 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10463 (floatunssidf2): Allow nonimmediate source.
10464 * config/i386/sse.md (movdi_to_sse): New.
10465 (vec_concatv2di): Drop '*'.
10466 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10467 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10468 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10470 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10471 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10472 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10473 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10474 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10475 ix86_build_const_vector.
10476 (x86_emit_floatuns): Rewrite.
10478 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10480 * genautomata.c (longest_path_length): Delete unused function.
10481 (struct state): Delete unused longest_path_length.
10482 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10483 (get_free_state): Delete unused.
10485 2007-02-09 Jan Hubicka <jh@suse.cz>
10487 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10488 * doc/invoke.texi (inline-unit-growth): Update default value.
10490 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10491 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10492 (rebuild_cgraph_edges): Likewise.
10493 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10494 (dump_cgraph_node): Dump frequencies.
10495 (cgraph_clone_edge): Add frequency scales.
10496 (cgraph_clone_node): Add freuqnecy.
10497 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10498 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10499 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10500 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10501 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10502 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10503 (save_inline_function_body): Likewise.
10504 * ipa-inline.c: inluce rtl.h
10505 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10506 (cgraph_edge_badness): Use frequencies.
10507 (cgraph_decide_recursive_inlining): Update clonning.
10508 (cgraph_decide_inlining_of_small_function): Dump frequency.
10509 * predict.c (estimate_bb_frequencies): Export.
10510 * predict.h (estimate_bb_frequencies): Declare.
10511 * tree-inline.c (copy_bb): Watch overflows.
10512 (expand_call_inline): Update call of cgraph_create_edge.
10513 (optimize_inline_calls): Use TODO flags to update frequnecies.
10514 * passes.h: Include predict.h
10515 (init_optimization_passes): Move profile ahead.
10516 (execute_function_todo): Handle TODO_rebuild_frequencies.
10518 2007-02-09 Roger Sayle <roger@eyesopen.com>
10520 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10521 the insbl or inswl pattern into a register.
10523 2007-02-09 Roger Sayle <roger@eyesopen.com>
10525 * config/ia64/ia64.md (bswapdi2): New define_insn.
10527 2007-02-09 Richard Henderson <rth@redhat.com>
10529 * config/i386/constraints.md (Ym): New constraint.
10530 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10531 (movdi_1_rex64): Split sse and xmm general register moves from
10532 memory move alternatives. Use conditional register constraints.
10533 (movsf_1, movdf_integer): Likewise.
10534 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10535 (movdf_integer_rex64): New.
10536 (pushsf_rex64): Fix output constraints.
10537 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10538 (sse2_stored): Likewise.
10539 (sse2_storeq_rex64): New.
10540 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10541 amd and not generic.
10542 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10543 for optimize_size. Remove SF/DFmode hack.
10545 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10547 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10550 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10551 Richard Sandiford <richard@codesourcery.com>
10553 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10554 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10555 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10556 m68k/t-mlib to tmake_file.
10557 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10558 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10559 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10560 Allow it to be cf or m68k. Set m68k_arch_family. If that
10561 variable is not empty, add t-$m68k_arch_family to tmake_file.
10562 Add t-mlibs to tmake_file.
10563 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10564 * config/m68k/t-cf: New file.
10565 * config/m68k/t-m68k: Likewise.
10566 * config/m68k/t-mlibs: Likewise.
10567 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10568 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10569 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10570 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10571 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10573 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10574 (INSTALL_LIBGCC): Delete.
10575 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10576 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10577 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10578 (M68K_MLIB_CPU): Define.
10579 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10580 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10581 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10583 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10584 Richard Guenther <rguenther@suse.de>
10586 PR middle-end/23361
10587 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10588 against INT_MIN/INT_MAX.
10589 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10590 file if a loop is removed.
10592 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10594 * calls.c (store_one_arg): Pass correct alignment to
10595 emit_push_insn for non-BLKmode values.
10596 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10597 unaligned stack slot via a suitably aligned slot.
10599 2007-02-08 DJ Delorie <dj@redhat.com>
10601 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10603 (legal_subregs): Use unsigned char, make const.
10604 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10606 2007-02-08 Paul Brook <paul@codesourcery.com>
10608 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10609 special interworking needed.
10611 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10613 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10614 conditional to __SSE2__.
10615 (Entries below should have been added to first ChangeLog
10616 entry for amdfam10 dated 2007-02-05)
10617 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10619 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10621 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10624 2007-02-08 DJ Delorie <dj@redhat.com>
10626 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10627 * config/m32c/m32c.c (legal_subregs): New.
10628 (m32c_illegal_subreg_p): New.
10629 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10630 unsupported subregs of hard regs.
10632 2007-02-08 Jan Hubicka <jh@suse.cz>
10634 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10635 the same one; always update histograms.
10637 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10639 * passes.c (init_optimization_passes): Tidy comment.
10641 2007-02-08 Roger Sayle <roger@eyesopen.com>
10643 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10644 strip zero_extend, bswap and rotates from POCOUNT's argument.
10645 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10646 zero_extend and rotates from PARITY's argument.
10647 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10648 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10649 of an integer constant at compile-time.
10651 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10654 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10656 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10659 * tree-ssa-live.c (remove_unused_locals): Do not remove
10660 TREE_ADDRESSABLE variables.
10661 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10662 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10663 FOR_CLOBBER. Update all users.
10664 If VAR has an associated alias set, add a virtual operand for
10665 it if no alias is found to conflict with the memory reference.
10667 2007-02-07 Jan Hubicka <jh@suse.cz>
10668 Robert Kidd <rkidd@crhc.uiuc.edu>
10670 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10672 2007-02-07 Ian Lance Taylor <iant@google.com>
10674 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10676 2007-02-07 Roger Sayle <roger@eyesopen.com>
10678 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10679 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10680 tablejumpdi, movsi_to_cr_one): Remove constraints from
10681 define_expand's match_operands.
10683 2007-02-07 Roger Sayle <roger@eyesopen.com>
10685 * global.c (compute_regsets): Move declatation of "i" inside of
10686 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10688 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10691 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10692 of INDIRECT_REF <RESULT_DECL>.
10694 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10696 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10697 Kaz Kojima <kkojima@gcc.gnu.org>
10700 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10702 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10704 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10706 * doc/loop.texi: Document possibility not to perform disambiguation
10707 of loops with multiple latches.
10708 * cfgloopmanip.c (alp_enum_p): Removed.
10709 (add_loop): Handle subloops. Use get_loop_body_with_size.
10710 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10711 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10712 the new forwarder block.
10713 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10714 Handle the case latch is NULL.
10715 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10716 when marking loop exits.
10717 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10719 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10720 disambiguate_loops_with_multiple_latches.
10721 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10722 before fix_loop_structure.
10723 * cfgloop.c: Include pointer-set.h and output.h.
10724 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10725 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10726 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10727 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10728 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10729 disambiguate_multiple_latches, get_loop_body_with_size,
10730 disambiguate_loops_with_multiple_latches): New functions.
10731 (flow_loop_dump): Dump multiple latch edges.
10732 (flow_loop_nodes_find): Handle loops with multiple latches.
10733 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10734 (glb_enum_p): Modified.
10735 (get_loop_body): Use get_loop_body_with_size.
10736 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10737 (AVOID_CFG_MODIFICATIONS): New constant.
10738 (disambiguate_loops_with_multiple_latches, add_loop,
10739 get_loop_body_with_size): Declare.
10740 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10742 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10744 PR inline-asm/28686
10745 * global.c (compute_regsets): New function.
10746 (global_alloc): Refactored ELIMINABLE_REGSET
10747 and NO_GLOBAL_ALLOC_REGS computation out.
10748 (rest_of_handle_global_alloc): Call compute_regsets()
10749 for non-optimizing case.
10751 2007-02-06 Richard Henderson <rth@redhat.com>
10753 * config/i386/constraints.md (Y2): Rename from Y.
10754 (Yi): New constraint.
10755 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10756 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10757 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10758 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10759 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10760 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10761 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10762 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10763 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10764 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10765 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10766 vec_extractv2si_1): Change Y constraints to Y2.
10767 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10768 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10769 Change Y constraints to Y2.
10770 (sse2_loadld): Change Y constraints to x.
10772 2007-02-06 Roger Sayle <roger@eyesopen.com>
10774 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10775 (parity<mode>2): New define_expand using rs6000_emit_parity.
10776 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10777 rs6000_emit_parity): New functions.
10778 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10779 rs6000_emit_parity): Prototype here.
10781 2007-02-06 Ian Lance Taylor <iant@google.com>
10783 * lower-subreg.c (simple_move_operand): Reject CONST.
10784 (resolve_clobber): Call validate_change rather than directly
10785 assigning to XEXP (pat, 0).
10787 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10789 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10790 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10791 (tree-cfg.o): Remove hashtab.h dependency.
10793 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10794 (struct ivopts_data): Change niters to pointer_map_t.
10795 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10796 (niter_for_exit): Create pointer_map on demand. Change for
10798 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10799 (free_loop_data): Destroy data->niters if created and reset field.
10800 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10801 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10803 * tree-ssa-reassoc.c: Include pointer-set.h.
10804 (bb_rank): Change to long *.
10805 (operand_rank): Change to pointer_map_t.
10806 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10807 (insert_operand_rank): Accept long.
10808 (operand_entry_hash, operand_entry_eq): Remove.
10809 (get_rank): Return long. Adjust for changes above.
10810 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10812 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10814 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10815 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10816 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10818 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10819 directly since it cannot be NULL.
10820 (get_vi_for_tree): Rewrite for pointer_map API.
10821 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10822 (init_alias_vars): Create vi_for_tree as pointer_map.
10823 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10825 * tree-cfg.c: Don't include hashtab.h.
10826 (edge_to_cases): Declare as pointer_map.
10827 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10829 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10830 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10831 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10833 (record_switch_edge): Delete.
10834 (get_cases_for_edge): Adjust for pointer_map API, inline
10835 record_switch_edge (rewritten for new API), remove goto.
10837 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10839 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10840 * tree-nested.c: Include pointer-set.h.
10841 (var_map_elt, var_map_eq, var_map_hash): Delete.
10842 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10843 to pointer_map_t's.
10844 (nesting_info_bitmap_obstack): New.
10845 (lookup_field_for_decl): Adjust for pointer_map API.
10846 (lookup_tramp_for_decl): Adjust for pointer_map API.
10847 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10848 (get_local_debug_decl): Adjust for pointer_map API.
10849 (convert_nl_goto_reference): Adjust for pointer_map API.
10850 (convert_nl_goto_receiver): Adjust for pointer_map API.
10851 (create_nesting_tree): Create outside GGC space. Create bitmap on
10852 the new obstack. Create field_map and var_map as pointer_maps.
10853 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10855 (lower_nested_functions): Move root here, no need to NULL it.
10856 Initialize and release the obstack.
10858 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10860 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10861 Remove prototypes and make them non-static.
10862 (struct tree_int_map): Remove.
10863 * tree.h (struct tree_int_map): Move here, turning TO into an
10865 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10867 * tree.h (TREE_COMPLEXITY): Remove.
10868 (struct tree_exp): Remove complexity field.
10869 * tree.c (build1_stat): Don't set it.
10871 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10872 Victor Kaplansky <victork@il.ibm.com>
10874 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10875 (vect_is_simple_reduction): Support reduction with induction as
10876 one of the operands.
10877 (vect_is_simple_iv_evolution): Fix formatting.
10878 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10879 formatting. Don't mark induction phis for vectorization.
10880 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10881 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10882 (vect_get_vec_def_for_operand): Support induction.
10883 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10885 (vectorizable_reduction): Support reduction with induction as one of
10887 (vectorizable_type_demotion): Use def-type of stmt argument rather
10888 than dummy def-type.
10890 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10891 flag_tree_scev_cprop.
10892 * common.opt (tree-scev-cprop): New flag.
10894 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10895 call to vect_get_new_vect_var.
10897 2007-02-06 Ira Rosen <irar@il.ibm.com>
10899 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10900 vectype is not NULL.
10901 (vect_pattern_recog_1): Likewise.
10903 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10905 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10906 (fold_negate_expr): Likewise.
10908 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10911 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10912 even if cv-qualification is the same.
10914 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10916 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10917 __enable_execute_stack on completion.
10919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10921 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10922 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10923 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10924 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10925 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10926 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10927 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10928 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10930 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10932 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10933 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10934 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10935 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10936 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10937 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10938 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10939 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10940 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10941 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10942 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10943 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10944 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10945 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10946 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10947 sqrtextenddfxf2_i387): Added amdfam10_decode.
10949 * config/i386/athlon.md (athlon_idirect_amdfam10,
10950 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10951 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10952 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10953 athlon_ivector_store_amdfam10): New define_insn_reservation.
10954 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10957 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10959 * config/i386/athlon.md (athlon_call_amdfam10,
10960 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10961 define_insn_reservation.
10962 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10963 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10964 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10966 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10968 * config/i386/athlon.md (athlon_sseld_amdfam10,
10969 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10970 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10972 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10974 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10975 define_insn_reservation.
10976 * config/i386/i386.md (sseins): Added sseins to define_attr type
10977 and define_attr unit.
10978 * config/i386/sse.md: Set type attribute to sseins for insertq
10981 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10983 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10984 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10985 ssecomi_load_amdfam10, ssecomi_amdfam10,
10986 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10987 define_insn_reservation.
10988 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10990 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10992 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10993 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10994 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10995 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10996 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10997 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10998 define_insn_reservation.
11000 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11001 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11002 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11003 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11004 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11006 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11008 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11009 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11010 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11011 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11012 athlon_ssemul_load_k8): Added amdfam10.
11014 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11016 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11017 (x86_sse_unaligned_move_optimal): New variable.
11019 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11021 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11022 for unaligned vector SSE double/single precision loads for AMDFAM10.
11024 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11026 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11027 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11028 Define TARGET_CPU_DEFAULT_amdfam10.
11029 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11030 (processor_type): Add PROCESSOR_AMDFAM10.
11032 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11033 processor_type in config/i386/i386.h.
11034 Enable imul peepholes for TARGET_AMDFAM10.
11036 * config.gcc: Add support for --with-cpu option for amdfam10.
11038 * config/i386/i386.c (amdfam10_cost): New variable.
11039 (m_AMDFAM10): New macro.
11040 (m_ATHLON_K8_AMDFAM10): New macro.
11041 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11042 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11043 x86_promote_QImode, x86_integer_DFmode_moves,
11044 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11045 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11046 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11047 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11048 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11049 Enable/disable for amdfam10.
11050 (override_options): Add amdfam10_cost to processor_target_table.
11051 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11052 processor_alias_table.
11053 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11054 (ix86_adjust_cost): Add code for amdfam10.
11056 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11058 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11059 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11060 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11061 * config/i386/i386.h: Add builtin definition for SSE4A.
11062 * config/i386/i386.md: Add support for ABM instructions
11063 (popcnt and lzcnt).
11064 * config/i386/sse.md: Add support for SSE4A instructions
11065 (movntss, movntsd, extrq, insertq).
11066 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11067 Add -march=amdfam10 flag.
11068 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11069 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11071 * doc/extend.texi: Add documentation for SSE4A builtins.
11073 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11075 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11077 2007-02-05 Richard Guenther <rguenther@suse.de>
11079 * tree-vectorizer.h (vectorizable_function): Add argument type
11080 argument, change return type.
11081 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11082 * tree-vect-transform.c (vectorizable_function): Handle extra
11083 argument, return vectorized function decl.
11084 (build_vectorized_function_call): Remove.
11085 (vectorizable_call): Handle calls with result and argument types
11086 differing. Handle loop vectorization factor correctly.
11087 * targhooks.c (default_builtin_vectorized_function): Adjust for
11089 * targhooks.h (default_builtin_vectorized_function): Likewise.
11090 * target.h (builtin_vectorized_function): Add argument type
11092 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11093 extra argument, allow vectorizing of lrintf.
11094 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11095 documentation of target hook.
11097 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11100 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11101 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11102 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11104 2007-02-05 Roger Sayle <roger@eyesopen.com>
11106 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11107 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11108 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11109 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11110 before canonicalizing sincos to cexpi.
11111 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11113 2007-02-05 Roger Sayle <roger@eyesopen.com>
11115 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11116 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11117 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11119 2007-02-05 Roger Sayle <roger@eyesopen.com>
11121 * mips-tfile.c (initialize_init_file): Correct endianness test.
11123 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11125 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11126 the 'y' constraint.
11128 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11130 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11131 saves in a PARALLEL before the register assignments.
11133 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11135 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11136 DWARF_FRAME_RETURN_COLUMN to be a general register.
11137 * dwarf2out.c (init_return_column_size): New function, split from...
11138 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11139 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11140 to be nongeneral registers.
11141 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11143 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11144 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11146 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11148 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11150 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11152 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11153 (remove_path): Use can_remove_branch_p and remove_branch instead
11154 of loop_delete_branch_edge.
11155 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11156 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11157 Update profile using scale_dominated_blocks_in_loop.
11158 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11159 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11160 (can_remove_branch_p, remove_branch): Declare.
11161 * tree-cfg.c (tree_can_remove_branch_p): New function.
11162 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11163 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11164 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11166 2007-02-05 Jan Hubicka <jh@suse.cz>
11168 PR middle-end/30696
11169 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11170 nodes in cgraph, don't remove offline copy of the function.
11172 2007-02-04 Jan Hubicka <jh@suse.cz>
11174 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11175 vectors might cause maybe_lookup_element_for_expr to be called
11176 on non-sra-candidate.
11178 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11180 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11181 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11182 spelling conventions.
11184 2007-02-04 Richard Guenther <rguenther@suse.de>
11186 PR middle-end/30636
11187 * fold-const.c (try_move_mult_to_index): Make sure to not
11188 overflow one dimension of a multi-dimensional array access.
11190 2007-02-04 Jan Hubicka <jh@suse.cz>
11192 * passes.c (init_optimization_passes): Reindent.
11194 2007-02-04 Jan Hubicka <jh@suse.cz>
11195 Eric Botcazou <ebotcazou@adacore.com>
11197 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11198 (execute_fixup_cfg): Break out the abnormal goto code.
11199 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11200 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11201 (optimize_inline_calls): Call make_nonlocal_label_edges.
11203 2007-02-04 Jan Hubicka <jh@suse.cz>
11205 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11206 true when something was changed.
11207 (rename_ssa_copies): When something was changed, do
11208 TODO_remove_unused_locals.
11209 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11210 add TODO_remove_unused_locals when instruction was removed.
11212 2007-02-04 Jan Hubicka <jh@suse.cz>
11214 * ipa-inline.c (try_inline): Improve debug output; work on already
11216 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11217 call try_inline for already inlined edges too when flattening;
11218 inline also functions that make callee growth but overall unit size
11221 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11223 * config/m32c/bitops.md, config/m32c/jump.md,
11224 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11225 config/m32r/m32r.h, config/m32r/m32r.md,
11226 config/m32r/predicates.md, config/m68hc11/larith.asm,
11227 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11228 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11229 config/mips/mips-protos.h, config/mips/mips.c,
11230 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11231 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11232 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11233 spelling conventions.
11235 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11236 Follow spelling conventions.
11238 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11240 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11241 warn about C++0x compatibility.
11243 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11245 * config/h8300/h8300.c, config/h8300/h8300.h,
11246 config/h8300/h8300.md: Follow spelling conventions.
11248 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11250 PR middle-end/30667
11251 * combine.c (try_combine): Do not substitute source operand
11252 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11254 2007-02-03 Jan Hubicka <jh@suse.cz>
11256 PR gcov-profile/30650
11257 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11258 do not divide by zero for never executed counters.
11259 (tree_find_values_to_profile): Fix counters.
11260 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11262 2007-02-03 Ian Lance Taylor <iant@google.com>
11264 * lower-subreg.c (simple_move_operand): New static function,
11265 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11267 (simple_move): Call simple_move_operand.
11268 (find_decomposable_subregs): Add special handling of MEMs.
11269 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11270 meaning of return value. If we see a hard register, test whether
11271 it can store a word_mode value. Change all callers.
11273 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11275 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11276 ftrapv insns and expanders.
11277 (subdi3): Change define_expand operand 1 to arith11_operand, and
11278 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11279 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11280 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11283 PR middle-end/30174
11284 * varasm.c (notice_global_symbol): Treat global objects as weak when
11285 flag_shlib is true.
11287 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11289 * emit-rtl.c (dconstpi): Delete.
11290 (dconstsqrt2): New.
11291 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11292 * real.h (dconstpi): Delete.
11293 (dconstsqrt2): New.
11294 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11295 (fold_builtin_hypot): Likewise.
11297 2007-02-03 Tom Tromey <tromey@redhat.com>
11300 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11301 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11303 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11305 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11306 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11307 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11308 config/rs6000/cell.md, config/rs6000/darwin.h,
11309 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11310 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11311 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11312 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11313 typos. Follow spelling conventions.
11314 * doc/invoke.texi: Follow spelling conventions.
11316 2007-02-03 Roger Sayle <roger@eyesopen.com>
11318 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11319 canonicalization transformations that attempt to simplify integer
11320 constant comparisons to become comparisons against zero.
11322 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11324 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11326 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11327 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11329 2007-02-02 Mike Stump <mrs@apple.com>
11331 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11332 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11333 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11334 generate a branch island.
11336 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11338 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11339 (xtensa_legitimate_address_p): New.
11340 (xtensa_legitimize_address): New.
11341 (xtensa_output_addr_const_extra): New.
11342 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11344 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11345 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11346 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11347 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11348 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11349 (xtensa_legitimize_address): New.
11350 (xtensa_output_addr_const_extra): New.
11352 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11354 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11356 2007-02-02 Ian Lance Taylor <iant@google.com>
11358 * expmed.c (expand_divmod): Add comment.
11360 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11362 * emit-rtl.c (renumber_insns): Remove.
11363 * flags.h: Remove the extern for flag_renumber_insns.
11364 * rtl.h: Remove the prototype for renumber_insns.
11365 * toplev.c (flag_renumber_insns): Remove.
11367 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11369 Revert for x86 darwin:
11370 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11372 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11373 code before the following patch under TARGET_MACHO.
11374 (ix86_function_value_regno_p): Likewise.
11376 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11378 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11381 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11384 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11385 general or fp registers. Add comments.
11386 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11388 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11390 * pointer-set.c (insert_aux): Only return insertion slot.
11391 (pointer_set_insert): Adjust.
11392 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11393 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11394 pointer_map_traverse): New.
11395 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11396 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11397 pointer_map_contains, pointer_map_traverse): Declare.
11399 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11401 PR middle-end/30473
11402 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11403 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11405 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11407 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11409 (struct _dep): New type.
11410 (dep_t): New typedef.
11411 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11412 (DEP_STATUS): New access macro. The macro with the same name was
11413 renamed to DEP_LINK_STATUS.
11414 (dep_init): Declare function
11416 (struct _dep_link): New type.
11417 (dep_link_t): New typedef.
11418 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11419 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11420 (DEP_LINK_STATUS): New macro.
11421 (debug_dep_links): New debug function.
11423 (struct _deps_list): New type.
11424 (deps_list_t): New typedef.
11425 (DEPS_LIST_FIRST): New access macro.
11426 (FOR_EACH_DEP_LINK): New cycle macro.
11427 (create_deps_list, free_deps_list, delete_deps_list): Declare
11429 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11430 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11431 (copy_deps_list_change_con): Ditto.
11433 (move_dep_link): Declare function.
11435 (struct _dep_node): New type.
11436 (dep_node_t): New typedef.
11437 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11439 (struct haifa_insn_data.back_deps): New field to hold backward
11440 dependencies of the insn.
11441 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11443 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11444 Change its type to deps_list_t.
11445 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11446 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11447 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11449 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11451 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11453 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11455 (dep_cost): Declare.
11457 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11458 (ds_to_dk, dk_to_ds): New functions.
11460 (init_dep_1): New static function.
11461 (init_dep): New function.
11462 (copy_dep): New static function.
11464 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11466 (detach_dep_link): New static function.
11467 (move_dep_link): New function.
11469 (dep_links_consistent_p, dump_dep_links): New static functions.
11470 (debug_dep_links): New debugging function.
11472 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11474 (alloc_deps_list, init_deps_list): New static functions.
11475 (create_deps_list): New function.
11476 (clear_deps_list): New static function.
11477 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11478 (deps_list_consistent_p, dump_deps_list): New static functions.
11479 (debug_deps_list): New function.
11480 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11482 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11484 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11485 use new scheduler dependencies lists.
11486 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11487 (sched_analyze): Ditto. Initialize dependencies lists.
11488 (add_forw_dep, compute_forward_dependences): Update to use new
11489 scheduler dependencies lists.
11491 (init_dependency_caches): Init deps_obstack.
11492 (free_dependency_caches): Free deps_obstack.
11494 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11495 new scheduler dependencies lists.
11496 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11497 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11499 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11500 Update to use new scheduler dependencies lists.
11501 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11502 (debug_dependencies): Ditto.
11503 (schedule_region): Update comments.
11505 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11506 scheduler dependencies lists.
11507 (schedule_ebb): Update comments.
11509 * rtl.def (DEPS_LIST): Remove.
11511 * lists.c (unused_deps_list): Remove.
11512 (free_list): Update assertions.
11514 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11515 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11517 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11518 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11520 * haifa-sched.c (comments): Update.
11521 (insn_cost1): Remove. Inline the code into insn_cost ().
11522 (insn_cost): Update to use new scheduler dependencies lists. Move
11523 processing of the dependency cost to dep_cost ().
11524 (dep_cost): New function. Use it instead of insn_cost () when
11525 evaluating cost of the dependency. Use compatible interface to
11526 interact with the target.
11527 (priority): Update to use new scheduler dependencies lists.
11528 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11529 with greater number of insns that depend on the insn.
11530 (schedule_insn): Update to use new scheduler dependencies lists. Add
11531 code to free backward dependencies lists. Inline and optimize code
11532 from resolve_dep () - see PR28071.
11533 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11534 lists. Update call to targetm.sched.is_costly_dependence hook.
11536 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11537 scheduler dependencies lists.
11539 (resolve_dep): Remove. Move the logic to schedule_insn ().
11540 (init_h_i_d): Initialize dependencies lists.
11542 (process_insn_depend_be_in_spec): Rename to
11543 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11544 dependencies lists.
11545 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11546 Update to use new scheduler dependencies lists.
11547 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11549 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11550 new scheduler dependencies lists.
11551 (build_intra_loop_deps): Ditto.
11553 * target.h (struct _dep): Declare to use in
11554 gcc_target.sched.is_costly_dependence.
11555 (struct gcc_target.sched.adjust_cost): Fix typo.
11556 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11557 single dep_t parameter instead of an equivalent triad.
11558 (struct gcc_target.sched.adjust_cost_2): Remove.
11560 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11562 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11564 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11566 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11568 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11569 (REG_DEP_TRUE): Document.
11571 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11572 Change signature to correspond to the targetm.sched.adjust_cost hook.
11573 Update use in TARGET_SCHED_ADJUST_COST_2.
11574 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11575 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11576 new scheduler dependencies lists.
11577 (ia64_gen_check): Ditto.
11579 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11580 dependencies lists.
11582 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11583 signature to correspond to the targetm.sched.is_costly_dependence hook.
11584 (is_costly_group): Update to use new scheduler dependencies lists.
11586 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11587 instead of INSN_COST () macro.
11589 2007-02-01 Ian Lance Taylor <iant@google.com>
11591 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11593 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11595 * pa.md (tp_load): Correct mfctl instruction syntax.
11597 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11599 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11600 altivec_padding_size calculation on AIX. Improve comment, add
11601 assert to verify that it's right.
11603 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11606 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11608 PR inline-asm/28686
11609 * global.c (global_alloc): Add mising initialization of
11612 2007-02-01 Roger Sayle <roger@eyesopen.com>
11614 * alias.c (init_alias_analysis): Correct whitespace.
11615 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11616 partition_hot_cold_basic_blocks): Likewise.
11617 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11618 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11619 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11620 fold_builtin_snprintf_chk, fold_builtin_printf,
11621 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11622 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11623 * cfgcleanup.c (cleanup_cfg): Likewise.
11624 * cfgexpand.c (tree_expand_cfg): Likewise.
11625 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11626 * function.c (get_next_funcdef_no): Likewise.
11627 * gengtype.c (main): Likewise.
11628 * genmodes.c (main): Likewise.
11629 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11630 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11631 * ifcvt.c (noce_emit_move_insn): Likewise.
11632 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11634 * stor-layout.c (get_best_mode): Likewise.
11635 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11636 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11637 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11638 perform_var_substitution, solve_graph): Likewise.
11639 * tree-vrp.c (vrp_finalize): Likewise.
11641 2007-02-01 Ian Lance Taylor <iant@google.com>
11643 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11644 high part of a paradoxical subreg, return a constant zero.
11646 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11648 * toplev.c (lang_dependent_init): Call init_set_costs.
11649 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11651 2007-02-01 Richard Guenther <rguenther@suse.de>
11653 PR middle-end/30656
11654 * fold-const.c (fold_negate_expr): Allow negating a
11655 constant if overflow does not change.
11657 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11659 * doc/c-tree.texi (Expression trees): Improve markup.
11660 * doc/tm.texi (Register Classes, Addressing Modes)
11661 (Floating Point): Fix spacing after abbreviations. Fix some
11664 2007-02-01 Ben Elliston <bje@au.ibm.com>
11666 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11667 * doc/contrib.texi: Likewise.
11668 * doc/install.texi: Likewise.
11670 2007-01-31 Richard Henderson <rth@redhat.com>
11671 Ian Lance Taylor <iant@google.com>
11673 * lower-subreg.c: New file.
11674 * rtl.def (CONCATN): Define.
11675 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11676 pass_lower_subreg2.
11677 * emit-rtl.c (update_reg_offset): New static function, broken out
11678 of gen_rtx_REG_offset.
11679 (gen_rtx_REG_offset): Call update_reg_offset.
11680 (gen_reg_rtx_offset): New function.
11681 * regclass.c: Revert patch of 2006-03-05, restoring
11683 (clear_reg_info_regno): New function.
11684 * dwarf2out.c (concatn_loc_descriptor): New static function.
11685 (loc_descriptor): Handle CONCATN.
11686 * common.opt (fsplit_wide_types): New option.
11687 * opts.c (decode_options): Set flag_split_wide_types when
11689 * timevar.def (TV_LOWER_SUBREG): Define.
11690 * rtl.h (gen_reg_rtx_offset): Declare.
11691 (reg_scan_update): Declare.
11692 * regs.h (clear_reg_info_regno): Declare.
11693 * tree-pass.h (pass_lower_subreg): Declare.
11694 (pass_lower_subreg2): Declare.
11695 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11696 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11697 -fsplit-wide-types.
11698 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11699 * Makefile.in (OBJS-common): Add lower-subreg.o.
11700 (lower-subreg.o): New target.
11702 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11704 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11706 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11709 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11711 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11713 PR middle-end/29335
11714 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11716 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11718 * cfgloop.h: Include vec-prim.h.
11719 (enum li_flags): Remove LI_ONLY_OLD.
11720 (loop_iterator): Changed.
11721 (fel_next, fel_init): Iterate over loop tree.
11722 (FOR_EACH_LOOP_BREAK): New macro.
11723 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11725 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11726 * modulo-sched.c (sms_schedule): Ditto.
11727 * tree-vectorizer.c (vectorize_loops): Ditto.
11728 * doc/loop.texi: Update information on loop numbering and behavior of
11729 FOR_EACH_LOOP wrto new loops.
11730 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11731 add_to_evolution_1): Test nestedness of loops instead of comparing
11733 * tree-chrec.c (chrec_fold_plus_poly_poly,
11734 chrec_fold_multiply_poly_poly, chrec_evaluate,
11735 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11736 reset_evolution_in_loop): Ditto.
11737 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11739 2007-01-31 Dirk Mueller <dmueller@suse.de>
11741 * c-common.c (warn_about_parentheses): Separate warning about
11742 un-parenthized sequence of comparison operators from the one
11743 which is supposed to warn about x <= y <= z.
11745 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11747 * optabs.h (enum optab_index): Add new OTI_isinf.
11748 (isinf_optab): Define corresponding macro.
11749 * optabs.c (init_optabs): Initialize isinf_optab.
11750 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11752 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11753 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11755 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11756 expand_builtin_interclass_mathfn.
11757 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11758 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11759 (fxam<mode>2_i387): New insn pattern.
11760 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11761 built-in functions as x87 inline asm.
11763 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11765 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11767 2007-01-30 Eric Christopher <echristo@apple.com>
11769 * config.gcc: Add geode.
11771 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11773 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11774 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11775 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11776 value-prof.c: Fix comment typos.
11778 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11781 * doc/invoke.texi (Wpointer-arith): Document warning.
11783 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11785 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11786 the list of discrepancies from the draft TR.
11788 2007-01-30 Dirk Mueller <dmueller@suse.de>
11791 * doc/invoke.texi (-Wreturn-type): Update description to
11792 match new behavior.
11794 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11796 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11798 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11800 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11801 to handle optabs that operate on floating point input argument and
11802 output to integer output.
11803 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11804 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11805 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11806 expand_builtin_interclass_mathfn ().
11807 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11808 (ilogbsi2): Remove.
11809 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11810 ilogbl built-in functions as x87 intrinsics.
11812 2007-01-30 Richard Guenther <rguenther@suse.de>
11814 PR middle-end/27657
11815 * dwarf2out.c (reference_to_unused): Query varpool if the
11816 variable was output.
11818 2007-01-30 Richard Guenther <rguenther@suse.de>
11820 PR middle-end/30313
11821 * passes.c (execute_one_pass): Reset in_gimple_form to not
11822 confuse non-unit-at-a-time mode.
11824 2007-01-29 Roger Sayle <roger@eyesopen.com>
11825 Richard Guenther <rguenther@suse.de>
11827 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11828 avoid undefined behaviour on overflow. Use force_fit_type_double
11829 to construct the constant with the specified TREE_OVERFLOW.
11831 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11833 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11834 * config/dfp-bit.h: Ditto.
11836 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11838 * c-decl.c (pop_scope): Replace warnings with call to
11839 warn_for_unused_label.
11840 * c-common.h (warn_for_unused_label): Declare.
11841 * c-common.c (warn_for_unused_label): Define.
11843 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11845 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11848 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11850 * Makefile.in (USER_H): Remove decfloat.h.
11851 * ginclude/decfloat.h: Delete, moving contents to ...
11852 * ginclude/float.h: Add support for decimal floating point,
11853 guarded by __STDC_WANT_DEC_FP__.
11855 2007-01-29 Mike Stump <mrs@apple.com>
11857 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11858 Analysis and Representation to resolve case insensitive conflict.
11859 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11861 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11863 * tree.h (struct tree_memory_tag): Add aliases member.
11864 (MTAG_ALIASES): New macro.
11865 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11866 (add_may_alias): Remove pointer-set. Update for may_aliases being
11868 (mark_aliases_call_clobbered): Update for may_aliases being a
11870 (compute_tag_properties): Ditto.
11871 (create_partition_for): Ditto.
11872 (compute_memory_partitions): Ditto.
11873 (dump_may_aliases_for): Ditto.
11874 (is_aliased_with): Ditto.
11875 (add_may_alias_for_new_tag): Ditto.
11876 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11877 (compute_is_aliased): New function.
11878 (compute_may_aliases): Call compute_is_aliased).
11879 (init_alias_info): Initialize alias_bitmap_obstack.
11880 (union_alias_set_into): New function.
11881 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11882 (have_common_aliases_p): Rewrite to take two bitmaps and use
11884 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11885 Update for bitmaps.
11886 (finalize_ref_all_pointers): Update for add_may_alias changes.
11887 (new_type_alias): Ditto.
11888 * tree-flow-inline.h (may_aliases): Return a bitmap.
11889 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11890 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11891 may_aliases being a bitmap.
11892 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11893 may_aliases now returns a bitmap.
11894 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11896 * tree-ssa-operands.c (add_virtual_operand): Update for
11897 may_aliases being a bitmap.
11899 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11901 PR tree-optimization/30630
11902 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11903 variable as changed.
11905 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11908 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11909 expanded only once even if an error occurs.
11911 2007-01-29 Ben Elliston <bje@au.ibm.com>
11913 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11914 (__gcov_average_profiler): Likewise.
11915 (__gcov_ior_profiler): Likewise.
11916 (__gcov_merge_ior): Likewise.
11918 2007-01-28 Jan Hubicka <jh@suse.cz>
11920 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11921 * value-prof.c (stringop_block_profile): Likewise.
11923 2007-01-28 Jan Hubicka <jh@suse.cz>
11925 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11926 variant handling histograms; add wrapper.
11927 (clear_storage_via_libcall): Export.
11928 (emit_block_move_hints): Break out from ...; add histograms.
11929 (emit_block_move): ... this one.
11930 (clear_storage_hints): Break out from ...; add histograms.
11931 (clear_storage): ... this one.
11932 (set_storage_via_memset): Handle histogram.
11933 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11934 (clear_storage_hints, clear_storage_via_libcall): Declare.
11935 (set_storage_via_setmem): Update prototype.
11936 * doc/md.texi (movmem, setmem): Document new arguments.
11938 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11940 (stringop_block_profile): New global function.
11941 (tree_stringops_values_to_profile): Profile block size and alignment.
11942 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11944 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11945 (stringop_block_profile): Declare.
11946 * builtins.c: Include value-prof.h.
11947 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11948 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11949 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11950 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11951 * profile.c (instrument_values): Add new counters.
11952 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11954 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11955 (tree_init_edge_profiler): Build new profilers.
11956 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11957 (pass_tree_profile): Add dump.
11958 (tree_profile_hooks): Update.
11959 * Makefile.in (LIBGCOV): Add new constants.
11960 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11961 __gcov_ior_profiler): New.
11962 * i386.md (movmem/setmem expanders): Add new optional arguments.
11964 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11966 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11968 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11970 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11971 (tree_unswitch_single_loop): Pass eni_size_weights to
11972 tree_num_loop_insns.
11973 * tree-ssa-loop-manip.c: Include tree-inline.h.
11974 (can_unroll_loop_p): Pass eni_size_weights to
11975 tree_num_loop_insns.
11976 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11977 Pass eni_size_weights to estimate_num_insns.
11978 * tree.h (init_inline_once): Export.
11979 * toplev.c (backend_init): Call init_inline_once.
11980 * cgraphunit.c (cgraph_process_new_functions,
11981 cgraph_analyze_function): Pass eni_inlining_weights to
11982 estimate_num_insns.
11983 * ipa-inline.c (compute_inline_parameters): Ditto.
11984 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11985 to estimate_num_insns.
11986 (try_unroll_loop_completely): Pass eni_size_weights to
11987 tree_num_loop_insns.
11988 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11989 ot estimate_num_insns.
11990 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11991 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11992 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11993 eni_time_weights): New variables.
11994 (init_inline_once): Initialize them.
11995 (struct eni_data): Mew.
11996 (estimate_num_insns_1, estimate_num_insns): Use weights.
11997 * tree-inline.h (struct eni_weights_d): New.
11998 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11999 (estimate_num_insns): Declaration changed.
12000 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12001 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12002 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12004 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12006 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12007 relations in the conflict function is valid.
12009 2007-01-27 Ian Lance Taylor <iant@google.com>
12011 * common.opt: Add fstrict-overflow.
12012 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12013 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12014 (TYPE_OVERFLOW_UNDEFINED): Define.
12015 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12017 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12018 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12019 (fold_negate_expr): Likewise.
12020 (make_range): Likewise.
12021 (extract_muldiv_1): Likewise.
12022 (maybe_canonicalize_comparison): Likewise.
12023 (fold_comparison): Likewise.
12024 (fold_binary): Likewise.
12025 (tree_expr_nonnegative_p): Likewise.
12026 (tree_expr_nonzero_p): Likewise.
12027 * tree-vrp.c (compare_values): Likewise.
12028 (extract_range_from_binary_expr): Likewise.
12029 (extract_range_from_unary_expr): Likewise.
12030 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12032 (nowrap_type_p): Likewise.
12033 * tree-scalar-evolution.c (simple_iv): Likewise.
12034 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12035 (build_range_check): Likewise.
12036 (extract_muldiv_1): Likewise.
12037 (fold_comparison): Likewise.
12038 * tree-vrp.c (vrp_int_const_binop): Likewise.
12039 (extract_range_from_unary_expr): Likewise.
12040 * convert.c (convert_to_integer): Likewise.
12041 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12042 (fold_comparison): Likewise.
12043 (fold_binary): Likewise.
12044 * optabs.c (optab_for_tree_code): Likewise.
12045 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12046 * simplify-rtx.c (simplify_const_relational_operation): Check
12047 flag_strict_overflow and flag_trapv.
12048 (simplify_const_relational_operation): Likewise.
12049 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12050 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12053 2007-01-27 Roger Sayle <roger@eyesopen.com>
12055 * tree.c (tree_fold_gcd): Delete.
12056 * tree.h (tree_fold_gcd): Remove prototype.
12057 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12058 test whether one constant integer is a multiple of another. Instead
12059 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12060 * fold-const.c (multiple_of_p): We've determined both TOP and
12061 BOTTOM are integer constants so we can call int_const_binop directly
12062 instead of the more generic const_binop.
12064 2007-01-27 Roger Sayle <roger@eyesopen.com>
12066 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12067 1*X check that the constant hasn't overflowed, to preserve the
12069 (round_up): Provide an efficient implementation when rouding-up an
12070 INTEGER_CST to a power-of-two.
12072 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12074 * doc/sourcebuild.texi: Add comma for clarity.
12075 * doc/extend.texi: Fix some typos.
12076 * doc/passes.texi: Likewise.
12077 * doc/cppinternals.texi: Likewise.
12078 * doc/c-tree.texi: Likewise.
12079 * doc/tree-ssa.texi: Likewise.
12080 * doc/install.texi: Likewise.
12082 2007-01-27 Jan Hubicka <jh@suse.cz>
12084 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12085 (pass_sra): Do not require alias information.
12086 * passes.c (init_optimization_passes): Add SRA
12088 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12090 * tracer.c (rest_of_handle_tracer): We already cleaned
12091 up the CFG in tracer() so don't do it here again.
12092 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12093 cleanup_cfg here, either. And don't call renumber_insns.
12095 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12096 and BB_HEAD are in the insn stream here. Instead make sure
12097 that BB_INSN is valid on all insns. Also, do check here that
12098 there are no pending branch predictions...
12099 (rtl_verify_flow_info): ...instead of doing it here. Checks
12100 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12103 2007-01-26 Roger Sayle <roger@eyesopen.com>
12105 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12106 function to simplify/factorize operand order canonicalization.
12107 (ix86_fixup_binary_operands): Reorganize using the above function.
12108 (ix86_binary_operator_ok): Likewise.
12110 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12112 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12113 file scope from optimize_attrs.
12114 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12116 (optimize_attrs): Clear insn_code_values after freeing it.
12118 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12120 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12121 a parts.base assignment.
12123 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12125 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12126 (compute_subscript_distance, initialize_data_dependence_relation,
12127 finalize_ddr_dependent, analyze_ziv_subscript,
12128 analyze_siv_subscript_cst_affine,
12129 compute_overlap_steps_for_affine_univar,
12130 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12131 analyze_siv_subscript, analyze_miv_subscript,
12132 analyze_overlapping_iterations, subscript_dependence_tester_1,
12133 compute_self_dependence, free_dependence_relation): Work
12134 with affine_fn instead of chrecs.
12135 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12136 common_affine_function, affine_function_base,
12137 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12138 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12139 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12140 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12141 (all_chrecs_equal_p): Removed.
12142 * tree-data-ref.h (affine_fn, conflict_function): New types.
12143 (struct subscript): Change type of conflicting_iterations_in_a
12144 and conflicting_iterations_in_b.
12146 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12149 * config/pa/pa.h (TARGET_HPUX_11): New.
12150 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12151 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12153 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12154 Richard Guenther <rguenther@suse.de>
12156 * tree-ssa-structalias.c (solve_graph): Handle case
12157 we merged the variable to another.
12159 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12161 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12164 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12165 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12167 2007-01-25 DJ Delorie <dj@redhat.com>
12169 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12170 allow changes to modes which don't fit in those registers.
12172 * reload1.c (choose_reload_regs): Check for invalid subregs before
12173 computing their locations, not after.
12175 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12178 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12179 save Altivec registers in an eh_return function.
12180 (compute_vrsave_mask): Likewise.
12181 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12182 for saving Altivec registers.
12183 (rs6000_emit_prologue): Don't allocate stack twice in
12184 eh_return function. Correct expected value of altivec_save_offset
12185 when using save_world. Describe save of R0 to stack when using
12186 save_world. Describe stack pointer adjustment when using
12187 save_world. Remove duplicated eh_return parameter register saving.
12188 Update sp_offset variable after save_world.
12189 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12191 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12192 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12195 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12197 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12199 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12202 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12203 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12205 2007-01-25 Richard Guenther <rguenther@suse.de>
12207 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12208 * common.opt (-Wcoverage-mismatch): New warning option.
12209 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12210 if -Wcoverage-mismatch is given.
12212 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12214 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12215 (ipcp_driver): Change to static definition.
12216 Add dumping of the ifunctions.
12217 (constant_val_insert): Remove unused parameter. Support for SSA.
12218 (ipcp_propagate_const): Support for SSA.
12219 (ipcp_profile_bb_print): Print only analyzed nodes.
12220 (ipcp_replace_map_create): Remove support for Fortran constant
12222 * ipa-prop.c (ipa_method_modify_stmt,
12223 ipa_callsite_compute_param): Support for SSA.
12224 * ipa-prop.h (ipcp_driver): Remove declaration.
12225 (IS_VALID_TREE_MAP_INDEX): Add define.
12227 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12229 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12231 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12233 PR middle-end/30447
12234 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12235 constant argument to cabs and do it without checking for
12236 -funsafe-math-optimizations.
12238 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12240 * c-common.h (RID_FIRST_CXX0X): New.
12241 (RID_LAST_CXX0X): New.
12242 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12244 * c.opt (Wc++0x-compat): New.
12245 * doc/invoke.texi (-Wc++0x-compat): Document.
12247 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12249 * builtins.c (fold_builtin_carg): New.
12250 (fold_builtin_1): Use it.
12252 2007-01-24 Jan Hubicka <jh@suse.cz>
12254 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12256 * ipa-inline.c (initial_insns, max_insns): Delete.
12257 (compute_max_insns): New function.
12258 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12259 of insns as base for code growth.
12260 (cgraph_decide_inlining): Make initial_insns local; do not compute
12262 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12263 * doc/invoke.texi (inline-unit-growth): Update docs.
12265 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12267 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12268 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12269 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12270 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12271 for CPUs that have PTA_CX16 set.
12273 PR middle-end/27416
12274 * gimplify.c (omp_check_private): New function.
12275 (gimplify_scan_omp_clauses): Use it for
12276 firstprivate/lastprivate/reduction.
12278 PR middle-end/30494
12279 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12280 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12282 PR middle-end/30421
12283 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12284 If lower_lastprivate_clauses emits some statements, append them
12285 to dlist rather than body_p and to body_p append an initializer.
12286 (lower_omp_for): Adjust caller.
12288 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12290 * target.h (globalize_decl_name): New.
12291 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12292 * output.h (default_globalize_decl_name): New.
12293 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12295 (globalize_decl): Ditto.
12296 (default_globalize_decl_name): New.
12297 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12298 (ia64_handle_version_id_attribute): New.
12299 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12300 (ia64_asm_output_external): Use globalize_decl_name instead
12301 of globalize_label.
12302 * doc/extend.texi (version_id): New pragma.
12303 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12305 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12307 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12308 _uleb128_t and _Unwind_SWord with _sleb128_t.
12309 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12310 uw_frame_state_for, uw_update_context_1): Likewise.
12311 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12312 * unwind-pe.h (read_uleb128, read_sleb128,
12313 read_encoded_value_with_base): Likewise.
12314 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12316 2007-01-24 Richard Guenther <rguenther@suse.de>
12318 * builtins.c (expand_builtin_cexpi): Get the fndecl
12319 for cexp in the correct way.
12321 2007-01-24 Jan Hubicka <jh@suse.cz>
12323 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12325 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12327 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12328 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12329 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12330 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12331 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12332 __SIZEOF_PTRDIFF_T__.
12333 * doc/cpp.texi: Documentation for the new builtin macros added.
12335 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12337 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12338 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12339 instead of operands[2] to avoid access past the end of array.
12341 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12343 * reload1.c (emit_reload_insns): Pass the reload register
12344 for a non-spill output reload through forget_old_reloads_1.
12346 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12348 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12349 _SOFT_DOUBLE if doubles use software floating-point.
12350 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12351 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12352 * config/rs6000/darwin-ldouble.c: Also compile functions for
12353 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12354 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12355 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12356 commented-out long double override.
12357 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12358 * config/rs6000/eabispe.h: Likewise.
12359 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12360 long double for non-SPE.
12361 (rs6000_handle_option): Likewise.
12362 (invalid_e500_subreg): Disallow more subregs involding DImode,
12363 DFmode, TImode or TFmode.
12364 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12366 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12368 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12369 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12371 (rs6000_legitimate_address): Also check for TFmode for E500
12373 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12374 (spe_build_register_parallel): Handle TFmode and TCmode.
12375 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12377 (function_arg): Handle TFmode and TCmode for E500 double.
12378 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12380 (print_operand): Handle TFmode and TImode for %y.
12381 (rs6000_generate_compare): Handle TFmode comparisons for E500
12383 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12384 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12385 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12386 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12387 TFmode for E500 double.
12388 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12389 (floatsidf2): Enable for E500 double.
12390 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12391 (extenddftf2): Change to extenddftf2_fprs.
12392 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12393 depending on TARGET_E500_DOUBLE.
12394 (extendsftf2): Enable for E500 double.
12395 (trunctfdf2): Enable for E500 double.
12396 (trunctfsf2): Change to trunctfsf2_fprs.
12397 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12398 depending on TARGET_E500_DOUBLE.
12399 (floatsitf2): Enable for E500 double.
12400 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12401 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12402 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12403 (negtf2): Change to negtf2_internal.
12404 (negtf2): New expander.
12405 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12406 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12407 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12408 (movdi_internal32): Use rs6000_nonimmediate_operand.
12409 (unnamed splitter): Likewise.
12410 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12411 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12412 (SPE64TF, DITI): New mode macros.
12413 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12416 (frob_<mode>_di_2): New.
12417 (frob_tf_di_8_2): New.
12418 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12420 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12422 (frob_ti_<mode>_8_2): New.
12423 (frob_ti_tf_2): New.
12424 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12425 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12427 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12428 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12429 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12430 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12431 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12432 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12435 2007-01-23 Ian Lance Taylor <iant@google.com>
12437 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12439 (OBJS-archive): Reformat, alphabetize.
12440 (OBJS): Change out_object_file to OBJS-md.
12442 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12444 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12445 JUMP_P and CALL_P predicates where applicable.
12446 * config/i386/i386.c: Ditto.
12447 * config/i386/i386.md: Ditto.
12448 * config/i386/mmx.md: Ditto.
12449 * config/i386/predicates.md: Ditto.
12451 2007-01-22 Andreas Schwab <schwab@suse.de>
12453 * config/m68k/m68k.h: Fix comment.
12455 2007-01-22 Jan Hubicka <jh@suse.cz>
12457 * passes.c (init_optimization_passes): Do not rerun
12458 pass_early_warn_uninitialized.
12460 2007-01-22 Richard Guenther <rguenther@suse.de>
12462 PR tree-optimization/30038
12463 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12465 (execute_cse_sincos_1): Likewise.
12466 (execute_cse_sincos): Likewise.
12467 (gate_cse_sincos): Likewise.
12468 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12469 the cexpi() canonicalization of sincos().
12470 * tree-pass.h (pass_cse_sincos): Declare.
12471 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12473 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12475 PR rtl-optimization/29329
12476 * combine.c (replaced_rhs_insn): Rename to i2mod.
12477 (replaced_rhs_value): Rename to i2mod_new_rhs.
12478 (i2mod_old_rhs): New global variable.
12479 (combine_instructions): Adjust for above change. Save a copy of
12480 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12481 note are substituted in the second instruction.
12482 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12483 ditch the note if it pertains to the second eliminated register
12484 and this register is mentioned in i2mod_old_rhs.
12487 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12489 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12490 the insn to which the note was originally attached.
12492 2007-01-21 Jan Hubicka <jh@suse.cz>
12494 * ipa-inline.c (inlining_mode): Comment, move up.
12495 (cgraph_decide_inlining_incrementally): Do not perform inlining
12496 itself; fix handling of flattening of self recursive functions.
12497 (cgraph_find_cycles): Remove.
12498 (cgraph_flatten_node): Remove.
12499 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12500 (try_inline): New function.
12501 (cgraph_early_inlining): Update call of
12502 cgraph_decide_inlining_incrementally. Apply inlining here.
12503 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12505 2007-01-21 Dirk Mueller <dmueller@suse.de>
12508 * tree-vrp.c (check_array_bounds): do not warn
12509 about ADDR_EXPR's of ARRAY_REF's which are immediately
12510 used in binary expressions.
12512 2007-01-21 Ira Rosen <irar@il.ibm.com>
12514 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12515 read_write_dep and macros for its access.
12516 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12517 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12518 argument, call vect_check_interleaving for every independent pair of
12519 data-refs. Mark loads that access the same memory location as a store
12521 (vect_check_dependences): Remove.
12522 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12523 call, fix the call to vect_analyze_data_ref_dependence.
12524 (vect_analyze_data_ref_access): For statements that access the same
12525 data-ref, check that they are not stores; for loads, check that there
12526 is no store that access the same location.
12528 2007-01-20 Roger Sayle <roger@eyesopen.com>
12529 Joseph Myers <joseph@codesourcery.com>
12531 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12532 (-fdump-rtl-stack): Likewise.
12533 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12534 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12535 (-mpt-fixed): Use @minus{} for minus sign.
12536 (Using Precompiled Headers): Fix under/overfull hbox.
12538 2007-01-20 Jan Hubicka <jh@suse.cz>
12540 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12541 place within annotation.
12543 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12545 * pa.c (output_move_double): Change array size of xoperands to 4.
12547 2007-01-20 Jan Hubicka <jh@suse.cz>
12549 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12552 2007-01-19 Ian Lance Taylor <iant@google.com>
12554 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12555 constant to unsigned HOST_WIDE_INT before negating.
12557 2007-01-19 Ian Lance Taylor <iant@google.com>
12559 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12561 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12562 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12563 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12564 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12565 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12566 (realloc_vdef, realloc_vuse): Change second parameter to
12568 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12569 fields to unsigned.
12570 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12571 unsigned. Change x and lim locals to unsigned.
12572 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12574 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12575 (copy_virtual_operands): Change i and n locals to unsigned.
12577 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12579 PR middle-end/29335
12580 * builtins.c (fold_builtin_1): Handle builtin fdim.
12582 2007-01-20 Jan Hubicka <jh@suse.cz>
12584 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12585 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12586 init_alias_heapvars.
12587 (init_alias_heapvars): Initialize only when not already initialized.
12588 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12590 2007-01-19 Roger Sayle <roger@eyesopen.com>
12592 * common.opt (fsigned-zeros): New command line option.
12593 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12594 of flag_unsafe_math_optimizations.
12595 * opts.c (set_fast_math_flags): The -ffast-math command line option
12596 implies -fno-signed-zeros.
12597 (fast_math_flags_set_p): Likewise.
12599 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12600 the documentation of -ffast-math appropriately. Wrap long lines.
12602 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12604 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12605 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12607 2007-01-19 Tomas Bily <tbily@suse.cz>
12609 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12611 (tree_init_ic_make_global_vars): New function
12612 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12613 (tree_gen_ic_profiler): New function
12614 (tree_gen_ic_func_profiler): New function
12615 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12616 (tree_profile_hooks): Added hook for indirec/virtual calls
12617 * value-prof.c (tree_find_values_to_profile): New case for
12619 (tree_values_to_profile): Call for determining indirect/virtual
12621 (tree_indirect_call_to_profile): New function
12622 (tree_ic_transform): New function
12623 (tree_ic): New function
12624 (find_func_by_pid): New function
12625 (init_pid_map): New function
12626 (tree_value_profile_transformations): Added check for
12627 indirect/virtual call transformation
12628 * value-prof.h (enum hist_type): New counter type for
12629 indirect/virtual calls
12630 (profile_hooks): Added new hook for profiling indirect/virtual
12632 * profile.c (instrument_values): New case for indirect/virtual
12634 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12635 (GCOV_COUNTER_V_INDIR): New counter type
12636 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12637 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12639 * cgraph.c: Definition of cgraph_max_pid
12640 (cgraph_create_node): Default init of pid attribute
12641 * cgraph.h: Declaration of cgraph_max_pid
12642 (struct cgraph_node): Added pid attribute
12643 * libgcov.c (__gcov_indirect_call_profiler): New function
12644 (__gcov_one_value_profiler_body): New function
12645 (__gcov_one_value_profiler): Body was moved to
12646 __gcov_one_value_profiler_body and calls it
12648 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12650 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12651 * gengtype.c (write_types_data, write_func_for_structure,
12652 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12653 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12654 (walk_type, write_func_for_structure): Generate the mark_hook if
12657 2007-01-19 Jan Hubicka <jh@suse.cz>
12659 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12660 'early' argument take inlining mode argument specifying whether to
12661 inline for size/speeed or all functions; add support for flattening;
12663 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12665 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12668 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12669 the name of the declared identifier.
12671 2007-01-19 Dirk Mueller <dmueller@suse.de>
12673 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12674 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12675 duplicate evaluation.
12677 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12679 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12680 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12681 to XFMode, use acosxf2 and truncate result to requested mode.
12682 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12683 (asin<mode>2): Similarly, with asin expanders.
12684 (*fscalexf4_i387): Rename from *fscalexf4.
12685 (expNcorexf3): New expander.
12686 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12687 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12688 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12689 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12690 patterns for SSE math.
12691 (exp10<mode>2): Similarly, with exp10 expanders.
12692 (exp2<mode>2): Similarly, with exp2 expanders.
12693 (expm1<mode>2): Similarly, with expm1 expanders.
12694 (ldexp<mode>3): Similarly, with ldexp expanders.
12695 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12696 Use gen_truncxf<mode>2_i387_noop to truncate result.
12698 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12700 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12701 for ColdFire targets.
12703 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12704 Richard Sandiford <richard@codesourcery.com>
12706 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12707 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12708 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12709 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12710 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12711 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12713 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12715 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12716 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12717 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12718 (*adddi_dilshr32_cf): New pattern.
12719 (adddi3, subdi3): Remove first alternatives.
12721 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12723 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12724 implemented using move.l, do not use its cc result for floating-point
12727 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12729 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12730 from accepting 's' constraints if flag_pic.
12732 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12734 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12735 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12736 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12737 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12739 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12741 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12742 ColdFire alternatives.
12743 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12744 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12745 architectures that support ff1 instruction.
12747 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12748 Julian Brown <julian@codesourcery.com>
12750 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12751 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12752 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12755 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12757 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12759 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12760 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12761 HOST_WIDE_INT instead of an rtx.
12762 (m68k_rtx_costs): Update call accordingly.
12763 (output_move_const_into_data_reg): Likewise. Fix formatting.
12764 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12766 (output_move_simode_const): Update calls after above changes.
12767 Rework to use automatic variables and predicates like MEM_P.
12768 * config/m68k/m68k.md (pushexthisi_const): Update call to
12771 2007-01-19 Dirk Mueller <dmueller@suse.de>
12773 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12774 in dump_flags test.
12776 2007-01-19 Richard Guenther <rguenther@suse.de>
12778 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12779 via cexp in case sincos is not available.
12781 2007-01-19 Richard Guenther <rguenther@suse.de>
12783 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12784 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12785 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12786 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12787 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12788 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12789 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12790 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12792 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12794 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12796 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12797 (atan2xf3): Directly generate RTL pattern.
12798 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12799 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12800 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12801 disable patterns for SSE math.
12802 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12803 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12804 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12805 disable patterns for SSE math.
12807 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12809 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12811 2007-01-18 Roger Sayle <roger@eyesopen.com>
12813 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12814 VIEW_CONVERT_EXPR to the same type as it's operand.
12816 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12818 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12819 configured for long double 128.
12821 2007-01-18 Mike Stump <mrs@apple.com>
12823 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12826 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12828 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12831 2007-01-18 Jan Hubicka <jh@suse.cz>
12833 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12834 greater than NUM_VOP_FREE_BUCKETS.
12836 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12838 * tree-ssa-structalias.c: Update comments.
12839 (ptabitmap_obstack): Removed.
12840 (pta_obstack): New.
12841 (oldpta_obstack): Ditto.
12842 (stats): Add a few members.
12843 (struct variable_info): Remove node, complex, address_taken, and
12844 indirect_target members. Add oldsolution member.
12845 (new_var_info): Do not initialize removed members.
12846 (constraint_expr_type): Remove INCLUDES.
12847 (constraint_graph): Add size, implicit_preds, rep,
12848 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12849 (FIRST_REF_NODE): New macro.
12850 (LAST_REF_NODE): Ditto.
12851 (FIRST_ADDR_NODE): Ditto.
12852 (find): New function.
12854 (dump_constraint): Do not handle INCLUDES.
12855 (insert_into_complex): Do not insert duplicate constraints.
12856 (condense_varmap_nodes): Renamed and rewritten into ...
12857 (merge_node_constraints): This. Also fix bug in handling of
12858 offseted copy constraints.
12859 (clear_edges_for_node): No longer need to deal with preds at all,
12860 or removing associated preds/succs.
12861 (merge_graph_nodes): Deal with indirect_cycles.
12862 Don't deal with predecessors.
12863 (add_implicit_graph_edge): New function.
12864 (add_pred_graph_edge): Ditto.
12865 (add_graph_edge): Don't deal with predecessors.
12866 (build_constraint_graph): Removed.
12867 (build_pred_graph): New function.
12868 (build_succ_graph): Ditto.
12869 (struct scc_info): Removed in_component. Added roots, dfs, and
12870 node_mapping. Remove visited_index, unification_queue.
12871 (scc_visit): Deal with union-find we do now.
12872 Deal with cycles with REF nodes.
12873 (collapse_nodes): Renamed and rewritten to ...
12874 (unify_nodes): This.
12875 (process_unification_queue): Removed.
12876 (topo_visit): Cleanup
12877 (do_da_constraint): Use find.
12878 (do_sd_constraint): Ditto.
12879 (do_ds_constraint): Ditto.
12880 (do_complex_constraint): Ditto.
12881 (init_scc_info): Update for removed and added members.
12882 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12883 (find_indirect_cycles): This.
12884 (equivalence_class): New variable.
12885 (label_visit): New function.
12886 (perform_variable_substitution): Rewritten.
12887 (free_var_substitution_info): New function.
12888 (find_equivalent_node): Ditto.
12889 (move_complex_constraints): Ditto.
12890 (eliminate_indirect_cycles): Ditto.
12891 (solve_graph): Only propagate changed bits.
12892 Use indirect cycle elimination.
12894 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12895 (tree_id_eq): Renamed to ...
12896 (tree_vi_eq): This. Update for member change
12897 (insert_id_for_tree): Renamed and rewritten to ...
12898 (insert_vi_for_tree): This.
12899 (lookup_id_for_tree): Renamed and rewritten to ...
12900 (lookup_vi_for_tree): This.
12901 (get_id_for_tree): Renamed and rewritten to ...
12902 (get_vi_for_tree): Ditto.
12903 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12904 (process_constraint): Don't handle INCLUDES.
12905 Remove special ADDRESSOF case.
12906 (find_func_aliases): Rewrite to use vi functions instead of id
12908 (create_function_info_for): Ditto.
12909 (create_variable_info_for): Ditto.
12910 (intra_create_variable_infos): Ditto.
12911 (merge_smts_into): Ditto.
12912 (find_what_p_points_to): Ditto.
12913 (init_base_vars): Ditto.
12914 (init_alias_vars): Ditto.
12915 (remove_preds_and_fake_succs): New function.
12916 (dump_sa_points_to_info): Dump new stats.
12917 (dump_solution_for_var): Use find.
12918 (set_used_smts): Fix formatting.
12919 (compute_points_to_sets): Updated for new functions.
12920 (ipa_pta_execute): Ditto.
12922 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12923 Richard Sandiford <richard@codesourcery.com>
12925 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12927 * calls.c (expand_call): If the return value is a PARALLEL,
12928 extract its first member.
12929 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12930 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12931 use FUNCTION_EXTRA_EPILOGUE.
12932 (m68k_function_value): Return a PARALLEL if the return value
12933 is of a pointer type.
12934 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12935 (FUNCTION_EXTRA_EPILOGUE): Remove.
12936 * config/m68k/m68k.md (D0_REG): New constant.
12938 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12940 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12941 output a NOP for empty epilogues.
12943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12945 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12946 before function. Extend register save check to include all
12947 registers, not just integer ones.
12949 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12951 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12952 (m68k_use_return_insn): ...this.
12953 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12954 * config/m68k/m68k.c (use_return_insn): Rename to...
12955 (m68k_use_return_insn): ...this.
12956 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12957 of USE_RETURN_INSN.
12959 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12961 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12962 nearest even, fix denormal rounding overflow.
12964 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12966 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12967 f%$smove and f%$move.
12968 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12969 (extendsfdf2_cf): Use fdmove instead of f%&move.
12970 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12971 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12973 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12975 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12978 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12980 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12981 (coldfire_single_format): Declare.
12982 (coldfire_double_format): Likewise.
12983 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12984 of qnan_msb_set to determine the lower bits of a canonical
12986 (encode_ieee_double): Likewise.
12987 (encode_ieee_quad): Likewise.
12988 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12989 (mips_single_format): Likewise.
12990 (ieee_double_format): Likewise.
12991 (mips_double_format): Likewise.
12992 (ieee_extended_motorola_format): Likewise.
12993 (ieee_extended_intel_96_format): Likewise.
12994 (ieee_extended_intel_128_format): Likewise.
12995 (ieee_extended_intel_96_round_53_format): Likewise.
12996 (ibm_extended_format): Likewise.
12997 (mips_extended_format): Likewise.
12998 (ieee_quad_format): Likewise.
12999 (mips_quad_format): Likewise.
13000 (vax_f_format): Likewise.
13001 (vax_d_format): Likewise.
13002 (vax_g_format): Likewise.
13003 (i370_single_format): Likewise.
13004 (i370_double_format): Likewise.
13005 (decimal_single_format): Likewise.
13006 (decimal_double_format): Likewise.
13007 (decimal_quad_format): Likewise.
13008 (c4x_single_format): Likewise.
13009 (c4x_extended_format): Likewise.
13010 (real_internal_format): Likewise.
13011 (coldfire_single_format): New real_format.
13012 (coldfire_double_format): Likewise.
13013 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13014 canonical_nan_lsbs_set.
13015 (pdp11_d_format): Likewise.
13016 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13017 if TARGET_COLDFIRE_CPU.
13019 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13021 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13022 (output_call, m68k_legitimize_call_address): Declare.
13023 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13024 parenthesees. Add support for a 'W' constraint.
13025 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13026 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13027 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13028 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13030 (override_options): Initialize them. Do not set flag_no_function_cse
13031 for TARGET_ID_SHARED_LIBRARY.
13032 (m68k_output_pic_call): Delete.
13033 (m68k_legitimize_call_address): New function.
13034 (print_operand): Remove the %o prefix. Handle the %p prefix.
13035 (output_call): New function.
13036 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13037 target address from the GOT if symbolic jumps are not allowed.
13038 * config/m68k/m68k.md (call, general_operand): Do not set
13039 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13040 Merge separate flag_pic and !flag_pic define_insns into...
13041 (*call, *call_value): ...these new patterns. Match the address
13042 rather than the containing MEM and require it to be a call_operand.
13043 Use output_call to generate the asm template.
13044 * config/m68k/predicates.md (const_call_operand): New predicate.
13045 (call_operand): Likewise.
13047 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13049 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13050 (STACK_GROWS_DOWNWARD): Define to 1.
13051 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13052 comments, emphasizing that these values are only defaults.
13053 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13054 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13056 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13058 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13060 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13061 Richard Sandiford <richard@codesourcery.com>
13063 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13064 (FP_REGNO_P): New macros.
13065 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13066 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13067 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13068 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13070 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13072 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13073 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13075 * config/m68k/t-floatlib: New file, extracting common code from...
13076 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13077 * config/m68k/t-uclinux: Here.
13078 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13079 routines on ColdFire targets.
13081 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13083 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13084 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13085 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13086 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13087 explicitly set MOTOROLA to 1.
13088 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13090 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13091 Nathan Sidwell <nathan@codesourcery.com>
13093 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13094 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13095 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13096 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13097 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13098 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13099 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13100 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13101 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13102 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13103 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13104 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13105 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13106 (DBX_REGISTER_NUMBER): Delete.
13107 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13108 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13109 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13111 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13113 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13114 * config/flat.h: New file.
13115 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13116 OBJECT_FORMAT_FLAT.
13117 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13118 indirect references for -msep-data or -mid-shared-library.
13119 Do not use PC-relative code addresses either.
13120 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13122 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13123 for shared libraries and crt1.o for executables. Use crti.o and
13125 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13126 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13127 Do not add -elf2flt or -shared-lib-id options here.
13128 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13129 Pass -shared-lib-id if -mid-shared-library, taking the library
13130 identifier from -mshared-library-id if given, otherwise
13132 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13133 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13134 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13135 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13136 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13137 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13139 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13140 jump sequence for ISA A and ISA A+.
13141 (PICJUMP): Likewise.
13143 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13145 * config.gcc (m68k-*-uclinux*): Base the port on the common
13146 and m68k GNU/Linux files rather than on the generic ELF ones.
13147 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13148 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13150 2007-01-18 Julian Brown <julian@codesourcery.com>
13151 Richard Sandiford <richard@codesourcery.com>
13153 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13154 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13155 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13157 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13158 80 unconditionally.
13159 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13161 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13163 * doc/install.texi: Document m68k-uclinuxoldabi.
13164 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13165 * config/m68k/uclinux-oldabi.h: New file, copied from
13166 config/m68k/uclinux.h.
13168 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13170 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13171 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13172 (m32r_compute_frame_size): Use unsigned for regno.
13173 (m32r_reload_lr): Use gen_frame_mem.
13175 (m32r_output_function_epilogue): Don't output the function epilogue
13177 (m32r_expand_epilogue): New.
13178 (direct_return): Return false if the function has the interrupt
13180 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13181 * config/m32r/m32r.md (epilogue): New expander.
13182 (return_lr, return_rte): New insns.
13183 (return): Make it expander.
13184 (return_normal): New expander.
13186 2007-01-18 Josh Conner <jconner@apple.com>
13189 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13190 support for UNLE, UNLT, UNGE, and UNGT.
13192 2007-01-18 Jan Hubicka <jh@suse.cz>
13194 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13195 * tree-tailcall (add_virtual_phis): Likewise.
13196 (optimize_tail_call): Return TODOs.
13197 (execute_tail_calls): Return TODOs.
13198 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13199 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13201 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13202 Cleanup cfg using TODO.
13203 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13204 * passes.c (execute_function_todo): When cleanup did something, remove
13206 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13207 (make_edges): Don't cleanup_cfg.
13209 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13211 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13212 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13213 operate on the top of stack.
13214 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13215 register handling of instructions that output to the second
13217 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13218 (move_for_stack_reg): Special-case check for dead destination
13219 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13221 * config/i386/i386.md (UNSPEC_TAN): New constant.
13222 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13223 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13224 to correctly model move of constant 1.0 to top stack slot.
13225 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13226 (unnamed peephole2 pattern): Remove corresponding peephole2
13227 pattern that optimizes tan insn and loading of constant 1.0.
13228 (tanxf2): Use fptanxf4_i387.
13229 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13230 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13231 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13232 disable patterns for SSE math.
13233 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13234 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13236 2007-01-18 Dirk Mueller <dmueller@suse.de>
13237 Richard Guenther <rguenther@suse.de>
13240 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13241 * common.opt (Warray-bounds): Add new warning option.
13242 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13244 * Makefile.in: make tree-vrp.o depend on toplev.h
13245 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13247 (check_array_refs, check_array_bounds, check_array_ref): New.
13249 2007-01-18 Jan Hubicka <jh@suse.cz>
13251 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13252 (execute_ssa_ccp): Return flags conditionally.
13253 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13255 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13257 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13259 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13260 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13262 * Makefile.c (GTFILES): Add cfglayout.h.
13263 * gengtype.c (open_base_files): Likewise.
13264 * cfglayout.c (cfg_layout_function_footer,
13265 cfg_layout_function_header) Reindent to make gengtype happy.
13266 * cfglayout.h (cfg_layout_function_footer,
13267 cfg_layout_function_header): Add GTY(()) marker.
13269 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13271 2007-01-18 Ben Elliston <bje@au.ibm.com>
13273 * genautomata.c (write_automata): Include xstrerror output in the
13274 error message if writing the DFA description file fails.
13276 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13278 * config/mips/mips-protos.h (mips_output_external): Make it
13280 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13281 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13282 (extern_list): Likewise.
13283 (extern_head): Likewise.
13284 (TARGET_ASM_FILE_END): Likewise.
13285 (mips_file_end): Likewise.
13286 (mips_output_external): Rewritten.
13288 2007-01-18 Ben Elliston <bje@au.ibm.com>
13290 * genpreds.c (write_insn_preds_c): Only write out the function
13291 body for regclass_for_constraint if we have register constraints.
13293 2007-01-17 Tom Tromey <tromey@redhat.com>
13295 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13296 * doc/install.texi (Testing): Use sourceware.org.
13297 (Binaries): Likewise.
13298 (Specific): Likewise.
13299 * doc/contrib.texi (Contributors): Use sourceware.org.
13301 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13303 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13304 (AVR_ENHANCED): Rename to ...
13305 (AVR_HAVE_MUL): ... new.
13306 (avr_enhanced_p): Rename to ...
13307 (avr_have_mul_p): ... new.
13308 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13309 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13310 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13311 (avr_have_mul_p): ... new.
13312 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13313 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13314 'avr_enhanced_p' and 'enhanced'.
13315 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13316 AVR_HAVE_MUL instead of AVR_ENHANCED.
13317 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13318 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13319 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13320 instead of AVR_ENHANCED.
13321 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13322 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13323 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13325 2007-01-17 Ian Lance Taylor <iant@google.com>
13327 * vec.h (VEC_reserve_exact): Define.
13328 (vec_gc_p_reserve_exact): Declare.
13329 (vec_gc_o_reserve_exact): Declare.
13330 (vec_heap_p_reserve_exact): Declare.
13331 (vec_heap_o_reserve_exact): Declare.
13332 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13334 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13335 negative parameter.
13336 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13337 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13338 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13339 * vec.c (calculate_allocation): Add exact parameter. Change all
13341 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13342 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13343 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13344 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13345 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13346 (vec_heap_p_reserve_exact): New function.
13347 (vec_heap_o_reserve_exact): New function.
13349 2007-01-17 Jan Hubicka <jh@suse.cz>
13351 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13353 2007-01-17 Eric Christopher <echristo@apple.com>
13355 * config.gcc: Support core2 processor.
13357 2007-01-16 Jan Hubicka <jh@suse.cz>
13359 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13360 the names, just unlink the chain so we don't crash on dangling pointers
13363 2007-01-16 Jan Hubicka <jh@suse.cz>
13365 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13366 * tree-pass.h: Reorder to make IPA passes appear toegher.
13367 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13368 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13369 parameters, do not call early inliner.
13370 * ipa-inline.c: Update comments. Include tree-flow.h
13371 (cgraph_decide_inlining): Do not compute inlining parameters.
13372 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13373 be called with function context set up.
13374 (pass_ipa_inline): Remove unreachable functions before pass.
13375 (cgraph_early_inlining): Simplify assuming to be called from the
13377 (pass_early_inline): New pass.
13378 (cgraph_gate_ipa_early_inlining): New gate.
13379 (pass_ipa_early_inline): Turn into simple wrapper.
13380 (compute_inline_parameters): New function.
13381 (gate_inline_passes): New gate.
13382 (pass_inline_parameters): New pass.
13383 (apply_inline): Move here from tree-optimize.c
13384 (pass_apply_inline): New pass.
13385 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13387 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13388 doing them by hand.
13389 (tree_function_versioning): Do not allocate dummy struct function.
13390 * tree-inline.h (optimize_inline_calls): Update prototype.
13391 * tree-optimize.c (execute_fixup_cfg): Export.
13392 (pass_fixup_cfg): Remove
13393 (tree_rest_of_compilation): Do not apply inlines.
13394 * tree-flow.h (execute_fixup_cfg): Declare.
13395 * Makefile.in (gt-passes.c): New.
13396 * passes.c: Include gt-passes.h
13397 (init_optimization_passes): New passes.
13398 (nnodes, order): New static vars.
13399 (do_per_function_toporder): New function.
13400 (execute_one_pass): Dump current pass here.
13401 (execute_ipa_pass_list): Don't dump current pass here.
13403 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13405 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13406 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13408 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13410 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13411 (strong_alias): Define.
13412 (__gcc_qmul): Provide non-FMA for soft-float.
13413 (__gcc_qdiv): Same.
13418 (__gcc_qunord): New.
13428 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13429 soft-float functions.
13430 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13431 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13432 about long double soft float.
13434 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13435 Tehila Meyzels <tehila@il.ibm.com>
13437 * tree-vectorizer.h (is_pattern_stmt_p): New.
13438 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13439 formatting (tabs instead of spaces). Cleanup and clarify setting
13440 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13441 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13442 (vectorizable_type_demotion): Check that types are integral.
13443 (vectorizable_type_promotion): Likewise.
13444 (vectorizable_store): Fix typo. Eliminate new-line at end of
13447 2007-01-16 Jan Hubicka <jh@suse.cz>
13449 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13452 2007-01-15 Eric Christopher <echristo@apple.com>
13454 * ifcvt.c: Include vec.h, vecprim.h.
13455 (check_cond_move_block): New argument regs.
13456 Reorganize. Add registers used to regs.
13457 (cond_move_process_if_block): Use regs set above as
13460 2007-01-15 Eric Christopher <echristo@apple.com>
13462 * config/darwin.h: Update copyright.
13463 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13464 (LINK_COMMAND_SPEC): Add -u.
13465 (LINK_SPEC): Fix umbrella for above.
13467 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13469 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13472 2007-01-15 Tom Tromey <tromey@redhat.com>
13474 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13475 * doc/install.texi (Testing): Don't mention jacks.
13476 (Configuration): Document --enable-java-maintainer-mode. Move
13477 --with-java-home to libgcj-specific section. Document
13479 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13481 2007-01-15 Jan Hubicka <jh@suse.cz>
13483 * tree-ssa-dce.c (DCE_TODOs): New.
13484 (propagate_necessity): Return if something changed.
13485 (eliminate_unnecessary_stmts): Likewise.
13486 (perform_tree_ssa_dce): Return TODO flags when needed.
13487 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13489 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13491 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13492 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13493 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13494 patterns using X87MODEF12 mode macro. Extend operand 1
13495 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13496 (log10<mode>2): Ditto.
13497 (log2<mode>2): Ditto.
13498 (log1p<mode>2): Ditto.
13499 (logb<mode>2): Ditto.
13500 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13501 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13502 (*fxtractxf3_i387): Rename from *fxtractxf3.
13503 (fxtract_extend<mode>xf3_i387): New insn pattern.
13504 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13505 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13506 and gen_fyl2xxf3_i387().
13508 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13510 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13511 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13512 get_loop_exit_edges. Changed return type to bool.
13513 * cfgloop.h (fix_loop_placement): Declaration removed.
13515 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13517 * param.h (MIN_VECT_LOOP_BOUND): New.
13518 * params.def (MIN_VECT_LOOP_BOUND): New.
13519 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13520 argument - minimum threshold for number of iterations.
13521 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13522 argument to declaration.
13523 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13524 MIN_VECT_LOOP_BOUND.
13525 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13526 slpeel_tree_peel_loop_to_edge with additional argument.
13527 (vect_do_peeling_for_alignment): Likewise.
13528 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13530 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13533 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13534 operands of size 1.
13536 2007-01-14 Jan Hubicka <jh@suse.cz>
13538 * tree-dfa.c (remove_referenced_var): New function.
13539 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13540 prune referenced vars list too.
13541 * tree-flow.h (remove_referenced_var): Declare.
13543 2007-01-14 Jan Hubicka <jh@suse.cz>
13545 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13547 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13548 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13549 * except.h (verify_eh_throw_table_statements): Kill prototype.
13550 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13551 into call exrepssions.
13552 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13554 * tree-cfg.c: Include pointer-set.h.
13555 (verify_node_sharing): Work on pointer set.
13556 (verify_eh_throw_stmt_node): New.
13557 (verify_stmts): Use pointers sets, verify throw_stmt.
13559 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13561 * ipa-reference.c (analyze_function): Consider also addresses taken
13564 2007-01-12 Roger Sayle <roger@eyesopen.com>
13566 * c-typeck.c (null_pointer_constant_p): Replace use of
13567 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13568 (build_c_cast): Likewise.
13570 2007-01-12 Roger Sayle <roger@eyesopen.com>
13572 * tree.h (force_fit_type_double): Remove unused final argument.
13573 * c-common.c (constant_expression_warning): Replace use of
13574 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13575 (convert_and_check): Likewise.
13576 (shorten_compare): Update call to force_fit_type_double.
13577 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13578 * convert.c (convert_to_pointer): Update call to
13579 force_fit_type_double.
13580 * fold-const.c (force_fit_type_double): Remove overflowed_const
13582 (int_const_binop, fold_convert_const_int_from_int,
13583 fold_convert_const_int_from_real, fold_div_compare,
13584 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13585 fold_abs_const, fold_not_const): Remove the final argument from
13586 calls to force_fit_type_double.
13588 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13590 * configure.ac: Set insn to "nop" for spu-*-* also.
13591 * configure: Regenerate.
13593 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13595 * builtins.def : Add BUILT_IN_FREE.
13597 2007-01-12 Jan Hubicka <jh@suse.cz>
13599 PR tree-optimization/30443
13600 * tree-inline.c (tree_function_versioning): Do not optimize when
13601 cloning for inlining.
13603 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13605 * doc/loop.texi: Document recording of loop exits.
13606 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13607 (update_single_exits_after_duplication,
13608 update_single_exit_for_duplicated_loop,
13609 update_single_exit_for_duplicated_loops): Removed.
13610 (duplicate_loop_to_header_edge): Do not call
13611 update_single_exits_after_duplication and
13612 update_single_exit_for_duplicated_loops.
13613 (loop_version): Do not update single_exit information.
13614 (fix_loop_structure): Use record_loop_exits instead of
13615 mark_single_exit_loops.
13616 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13617 the lists of loop exits.
13618 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13619 split_edge, merge_blocks): Update the lists of loop exits.
13620 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13621 loop_optimizer_init.
13622 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13623 of mark_single_exit_loops.
13624 (loop_optimizer_finalize): Call release_recorded_exits.
13625 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13626 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13627 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13628 update single exit information.
13629 * lambda-code.c (perfect_nestify): Ditto.
13630 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13631 (mark_single_exit_loops): Removed.
13632 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13633 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13634 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13636 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13637 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13638 (verify_loop_structure): Verify consistency of the exit lists.
13639 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13640 (set_single_exit): Removed.
13641 * cfgloop.h (struct loop_exit): New function.
13642 (struct loop): single_exit_ field replaced by exits field.
13643 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13644 (struct loops): Added exits hash.
13645 (mark_single_exit_loops, set_single_exit): Declaration removed.
13646 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13648 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13650 * doc/invoke.texi: Avoid use of @headitem.
13652 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13654 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13656 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13658 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13661 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13662 Richard Sandiford <richard@codesourcery.com>
13664 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13665 * config/m68k/m68k.opt: Resort options.
13666 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13668 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13669 Richard Sandiford <richard@codesourcery.com>
13671 * doc/invoke.texi: Document the macros that are defined by
13672 m68k's -mtune and -mhard-float options.
13673 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13674 (m68k_cpp_cpu_family): Likewise.
13675 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13676 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13677 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13678 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13679 (m68k_cpp_cpu_family): Likewise.
13681 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13683 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13684 macros besides mc68000 as tuning macros. Use a switch statement
13685 to set them and mcpu32.
13687 2007-01-12 Julian Brown <julian@codesourcery.com>
13689 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13690 (TARGET_68040_ONLY): Rename to...
13691 (TARGET_68040): ...this.
13692 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13693 * config/m68k/m68k.md: Likewise.
13695 2007-01-12 Julian Brown <julian@codesourcery.com>
13696 Nathan Sidwell <nathan@codesourcery.com>
13697 Richard Sandiford <richard@codesourcery.com>
13699 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13700 the -mcpu= argument associated with the --with-cpu setting.
13701 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13702 if different from the one implied by the -mcpu setting.
13703 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13704 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13705 * doc/invoke.texi: Mention ColdFire in the introduction to the
13706 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13707 -mno-div and -mhard-float options. Make -m68881 a synonym for
13708 -mhard-float. Document the previously-undocumented -m5206e,
13709 -m528x, -m5307 and -m5407 options. Tweak the existing option
13710 documentation for consistency.
13711 * doc/install.texi: Mention new --with-cpu arguments.
13712 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13713 default CPU if neither -mcpu nor -march are specified.
13714 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13715 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13716 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13717 using m68k_tune to decide between families that implement the
13718 same ISA. Use m68k_tune to set __mcfv4e__.
13719 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13720 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13721 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13722 (FL_ISA_C, FL_ISA_MMU): New macros.
13723 (MASK_COLDFIRE): Delete.
13724 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13725 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13726 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13727 (TARGET_HARD_FLOAT): Do not define here.
13728 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13729 (TUNE_68000): New macro.
13730 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13731 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13732 (TUNE_CFV2): Redefine in terms of m68k_tune.
13733 (uarch_type, target_device, fpu_type): New enums.
13734 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13735 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13736 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13737 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13738 (FL_FOR_isa_c): New macros.
13739 (m68k_isa): New enum.
13740 (m68k_target_selection): New structure.
13741 (all_devices, all_isas, all_microarchs): New tables.
13742 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13743 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13744 (MASK_ALL_CPU_BITS): Delete.
13745 (m68k_find_selection): New function.
13746 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13747 Map the legacy target options to a combination of the new ones.
13748 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13749 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13750 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13752 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13753 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13755 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13756 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13757 * config/m68k/m68k-devices.def: New file.
13759 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13760 Nathan Sidwell <nathan@codesourcery.com>
13762 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13763 (SUBTARGET_EXTRA_SPECS): New macros.
13764 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13765 use %(asm_cpu_spec) instead.
13766 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13767 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13768 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13769 (EXTRA_SPECS): Rename to...
13770 (SUBTARGET_EXTRA_SPECS): ...this.
13772 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13773 Richard Sandiford <richard@codesourcery.com>
13774 Julian Brown <julian@codesourcery.com>
13776 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13777 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13778 to the configuration's default CPU.
13779 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13780 Remove default masks.
13781 (m680[012]0-*-*): Set the default with_cpu to the first part of
13783 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13784 (m68k*-*-linux): Extend the --with-cpu handling to...
13785 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13786 and m68010. Don't set target_cpu_default2.
13787 * doc/install.texi: Document --with-cpu for m68k.
13788 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13789 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13790 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13791 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13792 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13793 (ASM_SPEC): Remove use of %(asm_cpu_default).
13794 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13795 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13796 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13797 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13798 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13799 (TARGET_DEFAULT): Delete.
13800 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13801 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13802 (CPP_CPU_SPEC): Delete.
13803 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13804 the appropriate string.
13805 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13806 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13807 (ASM_SPEC): Don't use %(asm_default_spec).
13808 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13809 TARGET_DEFAULT and add MASK_68881.
13810 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13812 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13814 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13815 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13816 MASK_68010 alongside MASK_68020.
13817 * doc/invoke.texi: Document -m68010.
13818 * config/m68k/m68k.opt (m68010): New.
13819 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13821 (TUNE_68010): New macro.
13822 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13823 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13824 (M68K_CPU_m68332): Add MASK_68010.
13825 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13826 fallback definition.
13827 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13829 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13830 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13831 to all entries that use MASK_68020.
13832 (output_move_simode_const, output_move_himode, output_move_qimode)
13833 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13834 instead of TARGET_68020 to select clr behavior. Remove comment
13835 about there being no TARGET_68010.
13836 * config/m68k/m68k.md: Likewise throughout.
13838 2007-01-12 Julian Brown <julian@codesourcery.com>
13840 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13841 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13842 * config/m68k/m68k.md: Likewise.
13844 2007-01-12 Julian Brown <julian@codesourcery.com>
13846 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13847 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13849 2007-01-12 Julian Brown <julian@codesourcery.com>
13851 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13852 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13853 * config/m68k/m68k.md: Likewise.
13855 2007-01-12 Julian Brown <julian@codesourcery.com>
13856 Richard Sandiford <richard@codesourcery.com>
13858 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13859 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13860 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13862 (TARGET_CPU32): Rename to...
13863 (TUNE_CPU32): ...this.
13864 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13865 (TUNE_CFV2): New macros.
13866 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13867 remove conditions that are implied by TARGET_68020.
13868 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13869 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13870 (m68k_output_function_epilogue): Likewise.
13871 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13872 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13873 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13874 non-68000 timings. Refactor multiplication and division costs.
13875 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13876 TUNE_CPU32 instead of TARGET_CPU32.
13877 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13878 and TUNE_68060 instead of TARGET_68060.
13879 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13880 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13882 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13883 && !TARGET_COLDFIRE" to choose between moveq and clr.
13884 Likewise in the unnamed movsf pattern.
13885 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13886 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13889 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13891 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13892 of tabbing before backslashes.
13894 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13896 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13897 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13898 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13900 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13902 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13903 find_interesting_uses_cond.
13904 (find_interesting_uses_cond): Use extract_cond_operands.
13905 (rewrite_use_compare): Use extract_cond_operands and
13906 force_gimple_operand_bsi. Do not call update_stmt.
13907 (determine_use_iv_cost_condition): Use extract_cond_operands.
13908 Return cheaper of using original bound and changing the exit bound.
13910 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13912 PR tree-optimization/29516
13913 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13914 most_expensive_mult_to_index, addr_to_parts,
13915 create_mem_ref, maybe_fold_tmr): Make the type of
13916 fields of TARGET_MEM_REF sizetype.
13917 (move_fixed_address_to_symbol, move_pointer_to_base):
13919 * tree.def (TARGET_MEM_REF): Add comment on types of
13922 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13924 * c-common.c (vector_types_convertible_p): Treat opaque types as
13925 always convertible if they have the same size, but not otherwise.
13927 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13929 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13930 Remove the b_unconditional field.
13931 (noce_try_sign_mask): Do not look at b_unconditional.
13932 (noce_process_if_block): Do not use merge_if_blocks. Update
13933 the CFG here. Do not set b_unconditional.
13934 (cond_move_process_if_block): Likewise.
13935 (find_cond_trap): Likewise.
13936 (check_cond_move_block): Require simple jump insns at the end
13937 of the basic block.
13939 2007-01-11 Jan Hubicka <jh@suse.cz>
13941 PR tree-optimization/1046
13942 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13943 when alias info is not ready.
13944 (pass_tail_recursion): Do not require aliasing.
13945 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13946 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13947 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13948 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13949 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13950 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13951 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13953 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13954 When aliasing is not build, mark statement as volatile.
13956 2007-01-11 Tom Tromey <tromey@redhat.com>
13958 PR preprocessor/15185, PR preprocessor/20989:
13959 * doc/cppopts.texi <-MT>: Update description of algorithm for
13960 computing default target.
13961 <-M, -MD>: Reword "basename" text.
13963 2007-01-11 Roger Sayle <roger@eyesopen.com>
13965 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13966 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13967 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13968 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13969 fold_builtin_bswap, real_constp, fold_builtin_pow,
13970 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13971 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13972 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13973 * convert.c (convert_to_pointer): Likewise.
13974 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13975 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13976 const_binop, fold_convert_const_int_from_int,
13977 fold_convert_const_int_from_real,
13978 fold_convert_const_real_from_real, sign_bit_p,
13979 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13980 fold_sign_changed_comparison, fold_unary, fold_comparison,
13981 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13982 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13983 * print-tree.c (print_node_brief, print_node): Likewise.
13984 * stor-layout.c (place_field, layout_type): Likewise.
13985 * tree-chrec.c (keep_cast): Likewise.
13986 * tree.c (build_vector, build_real, build_real_from_int_cst,
13987 build_complex): Likewise.
13989 2007-01-11 Roger Sayle <roger@eyesopen.com>
13991 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13992 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13994 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13996 * configure.ac (strict1_warn): Rename to strict_warn.
13997 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13998 cc_set_by_configure, quoted_cc_set_by_configure,
13999 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14000 all_boot_languages, all_stagestuff): Remove.
14001 (target_list): Remove bootstrap targets.
14002 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14003 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14004 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14005 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14006 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14007 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14008 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14009 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14010 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14011 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14012 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14013 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14014 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14015 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14016 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14017 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14018 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14019 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14020 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14021 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14022 (mostlyclean): Adjust.
14023 (clean, distclean): Don't mention bootstrap stuff.
14024 * configure: Regenerate.
14025 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14026 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14027 treelang/config-lang.in (stagestuff): Remove.
14028 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14029 stageprofile, stagefeedback, stagestuff): Remove mention.
14031 2007-01-11 Nick Clifton <nickc@redhat.com>
14033 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14035 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14036 (mcore_arith_K_S_operand): Run the test for the S constraint not
14037 the test for the M constraint.
14038 (mcore_addsub_operand): Do not accept integer values that are
14039 larger than 32 bits.
14040 * config/mcore/mcore.md: Remove unused constraints from split.
14041 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14042 (addsi3): Likewise.
14043 (allocate_stack): Likewise.
14044 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14045 operands to 32 bits.
14046 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14048 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14049 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14050 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14051 mcore_output_bclri, mcore_output_andn, output_inline_const,
14052 mcore_output_move, mcore_output_movedouble): Likewise.
14053 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14054 (output_inline_const): Likewise.
14055 (output_inline_const): Fix format strings used in sprintf
14057 * config/mcore/mcore-protos.h: Update prototypes for changed
14058 functions in mcore.c.
14059 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14060 HOST_WIDE_INT and not int.
14061 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14062 CONST_OK_FOR_N): Likewise.
14063 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14064 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14067 2007-01-10 Jan Hubicka <jh@suse.cz>
14069 * tree-vrp.c (remove_range_assertions): Release defs.
14070 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14071 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14073 2007-01-10 Paul Brook <paul@codesourcery.com>
14075 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14076 * config/arm/arm.md (mulsi3subsi): New insn.
14078 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14080 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14081 (tree_transform_and_unroll_loop): New.
14082 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14085 2007-01-10 Robert Kennedy <jimbob@google.com>
14087 * fold-const.c (fold_comparison): Fold comparisons like (x *
14088 1000 < 0) to (x < 0).
14090 2007-01-10 Ian Lance Taylor <iant@google.com>
14092 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14093 operands have the same priority.
14095 2007-01-10 Tom Tromey <tromey@redhat.com>
14097 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14098 (fold_binary): Likewise.
14099 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14100 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14101 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14102 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14103 * langhooks.h (struct lang_hooks): Removed field
14104 'can_use_bit_fields_p'.
14106 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14108 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14110 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14112 * function.c (get_last_funcdef_no): New function.
14113 * function.h (get_last_funcdef_no): Declare.
14114 * tree-inline.c (initialize_cfun): Add initialization.
14115 (tree_function_versioning): Cleanup.
14117 2007-01-10 Jan Hubicka <jh@suse.cz>
14119 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14122 2007-01-10 Sa Liu <saliu@de.ibm.com>
14123 Ben Elliston <bje@au.ibm.com>
14125 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14126 for SAVE_NONLOCAL and Pmode for any other save level.
14127 * spu-protos.h (spu_restore_stack_block): Declare.
14128 * spu.md (save_stack_block): Remove.
14129 (restore_stack_block): Call spu_restore_stack_block.
14130 * spu.c (spu_restore_stack_block): New function.
14131 (spu_expand_epilogue): Remove old comment.
14133 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14135 PR tree-optimization/30322
14136 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14137 (cand_value_at): Return the value as aff_tree.
14138 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14139 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14140 aff_combination_mult): New functions.
14141 (aff_combination_add): Use aff_combination_add_cst.
14142 (aff_combination_convert): Allow conversions to a wider type.
14143 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14144 * tree-affine.h (aff_combination_mult): Declare.
14146 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14148 * doc/tm.texi: Update documentation to reflect reality of exec
14149 and start file search behaviours. Update copyright year.
14150 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14151 header file directories.
14153 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14155 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14156 (*cosxf2): Rename to cosxf2_i387.
14157 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14158 using X87MODEF12 mode macro. Rename patterns to
14159 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14161 (*cosdf2, *cossf2): Ditto.
14162 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14163 to match extended input operands.
14164 (sincos<mode>3): New expander.
14165 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14166 insn patterns and corresponding splitters.
14168 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14170 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14171 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14173 2007-01-09 Nicolas Pitre <nico@cam.org>
14176 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14178 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14180 * target.h (struct gcc_target): New field library_rtti_comdat.
14181 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14182 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14183 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14184 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14186 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14188 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14190 2007-01-08 Richard Guenther <rguenther@suse.de>
14192 * tree.h (force_fit_type_double): Export.
14193 (force_fit_type): Remove.
14194 * fold-const.c (force_fit_type_double): New function.
14195 (force_fit_type): Remove.
14196 (int_const_binop): Use it.
14197 (fold_convert_const_int_from_int): Likewise.
14198 (fold_convert_const_int_from_real): Likewise.
14199 (fold_div_compare): Likewise.
14200 (fold_sign_changed_comparison): Likewise.
14201 (fold_unary): Likewise.
14202 (fold_negate_const): Likewise.
14203 (fold_abs_const): Likewise.
14204 (fold_not_const): Likewise.
14205 * c-common.c (shorten_compare): Use force_fit_type_double.
14206 * convert.c (convert_to_pointer): Likewise.
14208 2007-01-08 Richard Guenther <rguenther@suse.de>
14210 * tree.h (build_int_cst_wide_type): Export.
14211 * tree.c (build_int_cst_wide_type): New function.
14212 (build_int_cst_wide): Fix comment.
14213 * builtins.c (fold_builtin_object_size): Use build_int_cst
14214 to build -1 or 0 of the correct type. Use fit_double_type
14215 to check for overflow.
14216 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14218 (decode_field_reference): Likewise.
14219 (all_ones_mask_p): Likewise.
14220 (native_interpret_int): Use build_int_cst_wide_type.
14221 (fold_binary): Use build_int_cst_type to build an all-ones
14223 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14225 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14227 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14229 2007-01-09 Ben Elliston <bje@au.ibm.com>
14231 * genautomata.c (STATS_OPTION): New option.
14232 (stats_flag): New flag.
14233 (gen_automata_option): Handle it.
14234 (initiate_automaton_gen): Ditto.
14235 (write_automata): Output statistics only if stats_flag is
14236 set. Likewise, output time statistics only if time_flag is set.
14237 * doc/md.texi (Processor pipeline description): Document new flag.
14239 2007-01-08 Richard Guenther <rguenther@suse.de>
14241 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14242 * tree.c (build_int_cst_type): Likewise.
14243 (size_in_bytes): Don't call force_fit_type on the result.
14244 (int_fits_type_p): Use fit_double_type.
14245 * fold-const.c (fit_double_type): New function.
14246 (force_fit_type): Use it.
14247 * tree.h (fit_double_type): Export.
14249 2007-01-08 Jan Hubicka <jh@suse.cz>
14251 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14252 * ipa.c (function_and_variable_visibility): Fix return type.
14254 2007-01-08 Richard Guenther <rguenther@suse.de>
14256 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14257 of offset to build the index.
14258 * tree-pretty-print.c (dump_generic_node): Don't build negated
14259 const just for printing.
14260 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14261 * builtins.c (fold_builtin_int_roundingfn): Check if result
14262 fits the type by using force_fit_type and comparing the result.
14263 * predict.c (predict_loops): Use compare_tree_int for comparison.
14264 * tree.c (build_int_cst): Fall back to integer_type_node for
14266 (build_int_cst_wide): Assert type is non-null.
14268 2007-01-08 Roberto Costa <roberto.costa@st.com>
14270 * tree-vrp.c (extract_range_from_cond_expr): New.
14271 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14272 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14274 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14275 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14276 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14277 used as expressions.
14278 * tree-object-size.c (cond_expr_object_size): New.
14279 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14281 2007-01-08 Jan Hubicka <jh@suse.cz>
14283 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14284 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14287 2007-01-08 Richard Guenther <rguenther@suse.de>
14289 PR tree-optimization/23603
14290 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14291 (extract_range_from_binary): Fall back to truthvalue instead of
14292 varying for TRUTH_*_EXPR.
14293 (extract_range_from_comparison): Fall back to truthvalue instead of
14295 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14296 if all visited PHI values were constant.
14298 2007-01-08 Jan Hubicka <jh@suse.cz>
14300 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14301 (cgraph_analyze_function): break out from ...
14302 (cgraph_finalize_compilation_unit): ... here.
14303 (cgraph_expand_function): Remove forgoten commented out line.
14304 (cgraph_optimize): Analyze functions.
14306 2007-01-08 Jan Hubicka <jh@suse.cz>
14308 * tree-pas.h (TODO_remove_function): New flag.
14309 (TODO_update*): Renumber.
14310 (pass_ipa_increase_alignment,
14311 pass_ipa_function_and_variable_visibility): New passes.
14312 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14313 (cgraph_function_and_variable_visibility): Move to ipa.c
14314 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14315 cgraph_increase_alignment.
14316 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14317 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14318 calling tree-inline.
14319 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14320 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14321 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14322 (gate_increase_alignment): New function.
14323 (pass_ipa_increase_alignment): New pass.
14324 * ipa.c: Inline tree-pass.h and timevar.h
14325 (function_and_variable_visibility): Move here from cgraphunit.c
14326 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14327 * passes.c (init_optimization_passes): Add the two new passes.
14328 (execute_todo): Handle cgraph_remove_functions.
14330 2007-01-08 Nick Clifton <nickc@redhat.com>
14332 * config/frv/predicates.md (reg_or_0_operand): Accept
14335 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14337 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14338 * config.gcc: Add bfin*-rtems*.
14340 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14342 * c.opt: Add -flax-vector-conversions.
14343 * c-typeck.c (convert_for_assignment): Pass flag to
14344 vector_types_convertible_p to allow emission of note.
14345 (digest_init): Likewise.
14346 * c-opts.c: Handle -flax-vector-conversions.
14347 * c-common.c (flag_lax_vector_conversions): New.
14348 (vector_types_convertible_p): Unless -flax-vector conversions
14349 has been passed, disallow conversions between vectors with
14350 differing numbers of subparts and/or element types. If such
14351 a conversion is disallowed, possibly emit a note on the first
14352 occasion only to inform the user of -flax-vector-conversions.
14353 The new last argument specifies this.
14354 * c-common.h (flag_lax_vector_conversions): New.
14355 (vector_types_convertible_p): Add extra argument.
14356 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14357 char_type_node for V*QI type vectors.
14358 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14359 Update to satisfy new typechecking rules.
14360 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14361 C and C++ variants.
14362 * doc/invoke.texi (C Dialect Options): Document
14363 -flax-vector-conversions.
14365 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14367 PR tree-optimization/29877
14368 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14369 a register variable on the RHS to not be replaceable.
14371 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14372 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14373 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14374 const_simm15, const_pow2, const_npow2): Added.
14375 * config/score/misc.md (insv, extv, extzv, movmemsi,
14376 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14377 * config/score/score.c (score_address_cost, score_select_cc_mode):
14379 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14380 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14381 Update score_print_operand.
14382 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14383 Adjust register allocate order and update some macro define.
14384 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14385 mdx_block_move_straight, mdx_block_move_loop_head,
14386 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14387 mdx_block_move): Added.
14388 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14389 mdp_limm): Updated and fix some bug and typo.
14390 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14391 (movsf, movdf, doloop_end): Added.
14393 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14395 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14396 config/arm/thumb2.md: Fix comment typos.
14397 * doc/extend.texi: Fix a typo.
14399 2007-01-07 Eric Christopher <echristo@apple.com>
14401 * configure.ac: Check for __stack_chk_fail for darwin.
14402 * configure: Regenerate.
14404 2007-01-07 Richard Guenther <rguenther@suse.de>
14406 * tree-vrp.c (extract_range_from_assert): CSE calls to
14407 compare_values where possible.
14408 (extract_range_from_unary_expr): Likewise.
14410 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14412 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14413 * config/avr/avr.c (call_insn_operand): Delete function.
14414 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14415 instead of register number. Use predicates.
14416 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14417 call_insn_operand): Add.
14419 2007-01-06 Jan Hubicka <jh@suse.cz>
14421 * tree-pass.h (pass_build_cgraph_edges): Declare.
14422 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14423 (visited_nodes): Remove.
14424 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14425 build_cgrpah_edges; make visited_nodes local.
14426 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14427 (record_references_in_initializer): Move to cgraphbuild.c
14428 (initialize_inline_failed, rebuild_cgraph_edges,
14429 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14430 (verify_cgraph_node): Make visited_nodes local.
14431 (cgraph_analyze_function): Do not call cgraph_create_edges and
14432 initialize_inline_failed.
14433 (cgraph_expand_function): Do not call cgraph_lower_function;
14434 assert that function is already lowered.
14435 * Makefile.in (cgraphbuild.o): New.
14436 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14437 at the end of lowering passes.
14439 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14441 * ifcvt.c (cond_move_convert_if_block): New function, code
14442 factored out from...
14443 (cond_move_process_if_block): ...here. Call the new function
14444 on the THEN and ELSE blocks.
14445 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14446 already takes care of this.
14448 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14451 * tree.h (TREE_OVERFLOW_P): New.
14452 * c-typeck.c (parser_build_unary_op): Warn only if result
14453 overflowed and operands did not.
14454 (parser_build_binary_op): Likewise.
14455 (convert_for_assignment): Remove redundant overflow_warning.
14456 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14458 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14460 * c-typeck.c (store_init_value): Split over two lines to follow
14461 the GNU coding style.
14463 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14465 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14466 __GXX_EXPERIMENTAL_CXX0X__.
14467 * doc/cpp.texi: Same.
14469 2007-01-05 Richard Guenther <rguenther@suse.de>
14471 PR middle-end/27826
14472 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14473 with mismatched types. Instead explicitly build a
14474 conversion NOP_EXPR.
14476 2007-01-05 Ian Lance Taylor <iant@google.com>
14478 * c-common.c (decl_with_nonnull_addr_p): New function.
14479 (c_common_truthvalue_conversion): Call it.
14480 * c-typeck.c (build_binary_op): Likewise.
14481 * c-common.h (decl_with_nonnull_addr_p): Declare.
14483 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14486 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14489 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14491 * doc/install.texi (Final install): Document the fact that
14492 the GNAT runtime should not be stripped.
14494 2007-01-04 Jan Hubicka <jh@suse.cz>
14496 * tree-inline.c (fold_marked_statements): Update operand caches
14497 and EH after folding
14499 2007-01-04 Ian Lance Taylor <iant@google.com>
14501 * c-common.c (check_function_nonnull): Whitespace fix.
14503 2007-01-04 Jan Hubicka <jh@suse.cz>
14505 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14506 comitted older version of patch.
14507 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14508 function, celanup cfg and collect garbage.
14510 2007-01-04 Mike Stump <mrs@apple.com>
14512 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14515 2007-01-04 Eric Christopher <echristo@apple.com>
14517 * libgcc2.c (__bswapsi2): Use SItype.
14518 (__bswapdi2): Use DItype.
14519 * libgcc2.h: Update for above.
14521 2007-01-04 Paul Brook <paul@codesourcery.com>
14523 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14524 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14525 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14526 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14527 umulsi3_highpart): Make conditional on !arm_arch6.
14528 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14529 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14530 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14531 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14532 umulsi3_highpart_v6): New insns.
14534 2007-01-04 Roger Sayle <roger@eyesopen.com>
14536 * fold-const.c (fold_convert): When casting an expression to void,
14537 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14538 have a type. Instead of attempting to build a NOP_EXPR, return
14539 these "special" trees directly.
14541 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14543 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14544 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14545 rs6000_cost->fp not 0 as adjustment for outer NEG.
14547 2007-01-04 Jan Hubicka <jh@suse.cz>
14549 * cgraph.c (cgraph_release_function_body): New function.
14550 (cgraph_remove_node): Use it.
14551 * cgraph.h (cgraph_release_function_body): Declare.
14552 * cgraphunit.c (cgraph_expand_function): Use it.
14553 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14554 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14555 is initialized and while compilation of other function is running.
14556 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14557 statement CFG annotations from here to ...
14558 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14560 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14562 * cfgloop.h (enum li_flags): Make the constants powers of two.
14564 2007-01-04 Jan Hubicka <jh@suse.cz>
14566 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14568 (fold_marked_statements): New function.
14569 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14570 * tree-inline.h (copy_body_data): Add statements_to_fold.
14572 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14574 * config.gcc: Mention libgcc/config.host.
14575 * Makefile.in: Update comments mentioning libgcc.
14576 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14577 (all.cross, start.encap, rest.encap, rest.cross): Update
14578 dependencies for libgcc move.
14579 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14580 (clean-target, clean-target-libgcc): Delete.
14581 (srcdirify, GCC_EXTRA_PARTS): New macros.
14582 (libgcc-support, libgcc.mvars): New rules.
14583 (distclean): Remove mention of mklibgcc.
14584 (install): Don't reference INSTALL_LIBGCC.
14585 (install-common): Don't reference EXTRA_PARTS.
14586 (install-libgcc, install-multilib): Delete rules.
14587 * mklibgcc.in: Delete file.
14588 * doc/configfiles.texi: Don't mention mklibgcc.
14590 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14591 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14592 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14593 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14594 (mklibgcc, ldblspecs): Likewise.
14596 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14597 (posixpre.def): Use $(T).
14598 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14599 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14600 (SHLIB_LINK): Make dummy.
14601 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14603 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14605 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14606 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14607 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14608 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14610 * configure.ac (all_outputs): Remove mklibgcc.
14611 * configure: Regenerated.
14613 2007-01-03 Josh Conner <jconner@apple.com>
14615 PR middle-end/29683
14616 * calls.c (compute_argument_addresses): Set stack and stack_slot
14617 for partial args, too.
14618 (store_one_arg): Use locate.size.constant for the size when
14619 generating a save_area.
14621 2007-01-03 Robert Kennedy <jimbob@google.com>
14623 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14624 whose definitions are deleted due to basic block merging.
14626 2007-01-03 Paul Brook <paul@codesourcery.com>
14629 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14631 (use_return_insn): Return 0 for Thumb interrupt functions.
14632 (print_multi_reg): Add rfe argument for IRQ returns.
14633 (arm_output_epilogue): Pop interrupt return address directly into PC.
14634 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14636 2007-01-03 Paul Brook <paul@codesourcery.com>
14638 Merge from sourcerygxx-4_1.
14639 * config/arm/thumb2.md: New file.
14640 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14642 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14643 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14644 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14645 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14647 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14648 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14650 * config/arm/ieee754-sf.S: Ditto.
14651 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14652 (thumb1_base_register_rtx_p): ... to this.
14653 (thumb_index_register_rtx_p): Rename...
14654 (thumb1_index_register_rtx_p): ... to this.
14655 (thumb_output_function_prologue): Rename...
14656 (thumb1_output_function_prologue): ... to this.
14657 (thumb_legitimate_address_p): Rename...
14658 (thumb1_legitimate_address_p): ... to this.
14659 (thumb_rtx_costs): Rename...
14660 (thumb1_rtx_costs): ... to this.
14661 (thumb_compute_save_reg_mask): Rename...
14662 (thumb1_compute_save_reg_mask): ... to this.
14663 (thumb_final_prescan_insn): Rename...
14664 (thumb1_final_prescan_insn): ... to this.
14665 (thumb_expand_epilogue): Rename...
14666 (thumb1_expand_epilogue): ... to this.
14667 (arm_unwind_emit_stm): Rename...
14668 (arm_unwind_emit_sequence): ... to this.
14669 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14670 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14671 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14672 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14673 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14674 thumb2_output_casesi): New functions.
14675 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14676 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14677 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14678 THUMB2_WORK_REGS): Define.
14679 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14680 arm_condexec_mask, arm_condexec_masklen)): New variables.
14681 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14682 (arm_override_options): Check new CPU capabilities.
14683 Set new architecture flag variables.
14684 (arm_isr_value): Handle v7m interrupt functions.
14685 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14687 (const_ok_for_arm): Handle Thumb-2 constants.
14688 (arm_gen_constant): Ditto. Use movw when available.
14689 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14691 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14692 (thumb_find_work_register, arm_load_pic_register,
14693 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14694 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14695 print_multi_reg, output_mov_long_double_fpa_from_arm,
14696 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14697 output_mov_double_fpa_from_arm, output_move_double,
14698 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14699 output_return_instruction, arm_output_function_prologue,
14700 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14701 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14702 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14703 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14704 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14705 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14707 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14708 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14709 (arm_file_start): Output directive for unified syntax.
14710 (arm_unwind_emit_set): Handle stack alignment instruction.
14711 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14712 Add v6t2, v7, v7a, v7r and v7m.
14713 (RETLDM): Add Thumb-2 code.
14714 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14715 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14716 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14717 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14718 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14719 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14720 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14721 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14722 ADJUST_INSN_LENGTH): Define.
14723 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14724 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14725 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14726 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14727 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14728 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14729 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14730 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14731 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14732 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14733 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14734 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14735 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14736 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14737 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14738 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14739 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14741 * config/arm/arm-tune.md: Regenerate.
14742 * config/arm/arm-protos.h: Update prototypes.
14743 * config/arm/vfp.md: Enable patterns for Thumb-2.
14744 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14745 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14746 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14747 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14748 * config/arm/libunwind.S: Add Thumb-2 code.
14749 * config/arm/constraints.md: Update include Thumb-2.
14750 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14751 * config/arm/ieee754-df.S: Ditto.
14752 * config/arm/bpabi.S: Ditto.
14753 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14754 * config/arm/predicates.md (low_register_operand,
14755 low_reg_or_int_operand, thumb_16bit_operator): New.
14756 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14757 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14758 * config/arm/t-arm-elf: Add armv7 multilib.
14759 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14761 (UNSPEC_STACK_ALIGN, ce_count): New.
14762 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14763 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14765 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14766 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14767 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14768 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14769 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14770 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14772 * doc/extend.texi: Document ARMv7-M interrupt functions.
14773 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14775 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14777 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14778 (struct _Unwind_Context): Rename args_size to flags, remove
14779 signal_frame field, add a new args_size field and version field.
14780 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14781 _Unwind_IsExtendedContext): New inline functions.
14782 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14783 Assume by_value array is only present if _Unwind_IsExtendedContext.
14784 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14785 _Unwind_IsSignalFrame.
14786 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14787 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14788 (uw_init_context_1): Initialize context->flags to
14789 EXTENDED_CONTEXT_BIT.
14790 * config/rs6000/linux-unwind.h (frob_update_context): Use
14791 _Unwind_SetSignalFrame.
14793 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14795 PR middle-end/30353
14796 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14797 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14800 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14802 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14803 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14804 RET, AT_SP): Remove.
14805 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14808 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14809 * cfgbuild.c (find_basic_blocks): Likewise.
14810 * cfgrtl.c (rtl_create_basic_block): Likewise.
14811 * function.c (temp_slots_at_level): Likewise.
14812 * reg-stack.c (stack_regs_mentioned): Likewise.
14813 * regclass.c (allocate_reg_info): Likewise.
14814 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14815 set_bb_for_stmt, move_block_to_fn): Likewise.
14816 * tree-complex.c (tree_lower_complex): Likewise.
14817 * vec.h (VEC_safe_grow_cleared): New.
14819 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14821 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14823 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14824 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14826 * cfgloopmanip.c (scale_loop_frequencies): Export.
14827 (loopify): Scale the frequencies by prescribed coefficients.
14828 (set_zero_probability): New function.
14829 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14830 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14831 and frequencies according to arguments.
14832 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14834 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14835 * modulo-sched.c (sms_schedule): Set probabilities for entering
14836 versioned loop correctly.
14837 * tree-vect-transform.c (vect_transform_loop): Ditto.
14838 * cfgloop.h (loopify, loop_version): Declaration changed.
14839 (scale_loop_frequencies): Declared.
14841 2007-01-02 Jan Hubicka <jh@suse.cz>
14843 * cgraph.c: Include tree-flow.h
14844 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14845 early_local_passes.
14846 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14847 * tree-pass.h (pass_all_early_optimizations): Declare.
14848 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14849 early_local_passes.
14850 (cgraph_analyze_function): Do early_local_passes.
14851 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14852 Do not add referenced vars.
14853 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14855 (gate_all_early_local_passes): New gate.
14856 (pass_early_local_passes): Use new gate.
14857 (execute_early_local_optimizations): New functions.
14858 (gate_all_early_optimizations): New gate.
14859 (pass_all_early_optimizations): New pass.
14860 (execute_free_datastructures): Free SSA only when initialized.
14861 (gate_init_datastructures): Init only when optimizing.
14862 (tree_lowering_passes): Do early local passes when called late.
14863 * tree-profile.c (do_tree_profiling): Don't profile functions added
14865 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14866 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14868 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14869 during early_local_passes.
14870 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14873 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14875 * Makefile.in: Update copyright year.
14877 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14879 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14880 in $(lang_checks) and check-consistency targets.
14882 2007-01-02 Jan Hubicka <jh@suse.cz>
14884 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14885 Do not add referenced vars.
14886 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14888 * passes.c (init_optimization_passes): Put mudflap_2 after
14889 free_datastructures.
14891 2007-01-02 Jan Hubicka <jh@suse.cz>
14893 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14894 Set NOTHROW flag on call statements proved to be nothrow.
14895 Update statement of local calls so new pure/const functions are
14896 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14898 (tree_rest_of_compilation): Register hooks and initialize bitmap
14899 early. Do not set after_inlining flag.
14901 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14903 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14904 HOST_BITS_PER_LONGLONG
14906 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14909 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14910 warning for non-static initializers.
14912 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14914 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14915 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14916 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14917 Always use set_unique_reg_note to add REG_EQUAL notes.
14919 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14922 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14924 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14925 * cfgbuild.c (find_basic_blocks): Likewise.
14926 * cfgrtl.c (rtl_create_basic_block): Likewise.
14927 * function.c (temp_slots_at_level): Likewise.
14928 * reg-stack.c (stack_regs_mentioned): Likewise.
14929 * regclass.c (allocate_reg_info): Likewise.
14930 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14931 set_bb_for_stmt, move_block_to_fn): Likewise.
14932 * tree-complex.c (tree_lower_complex): Likewise.
14933 * vec.h (VEC_safe_grow_cleared): New.
14935 2007-01-02 Ian Lance Taylor <iant@google.com>
14937 * c-common.c (c_common_truthvalue_conversion): When warning about
14938 using an assignment as a truth value, set TREE_NO_WARNING.
14940 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14943 * c.opt (Wold-style-declaration): New.
14944 * doc/invoke.texi (C-only Warning Options): New.
14945 (Wold-style-declaration): Document it.
14946 (Wextra): Enabled by -Wextra.
14947 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14948 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14949 -Wold-style-declaration.
14951 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14953 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14954 * cfgbuild.c (find_basic_blocks): Likewise.
14955 * cfgrtl.c (rtl_create_basic_block): Likewise.
14956 * function.c (temp_slots_at_level): Likewise.
14957 * reg-stack.c (stack_regs_mentioned): Likewise.
14958 * regclass.c (allocate_reg_info): Likewise.
14959 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14960 set_bb_for_stmt, move_block_to_fn): Likewise.
14961 * tree-complex.c (tree_lower_complex): Likewise.
14962 * vec.h (VEC_safe_grow_cleared): New.
14964 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14966 * c-common.c (c_common_nodes_and_builtins): Since variants of
14967 void_type_node get built before it is given a name, we need to
14968 give those variants the name, too.
14969 (complete_array_type): We need to work with the canonical main
14970 type of the array, from which we will build the qualified version.
14971 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14972 * print-tree.c (print_node): Display canonical type information
14974 * stor-layout.c (layout_type): When we don't know the
14975 alignment of a type for which we're building an array, we end up
14976 guessing wrong, so make the type require structural equality.
14977 * tree.c (make_node_stat): When we build a new type, it is its
14978 own canonical type.
14979 (build_type_attribute_qual_variant): When building an attribute
14980 variant, its canonical type is the non-attribute variant. However,
14981 if the attributes are target-dependent and they differ, we need to
14982 use structural equality checks for this type.
14983 (build_qualified_type): A qualified type is not equivalent to its
14984 unqualified variant; set the canonical type appropriately.
14985 (build_distinct_type_copy): When building a distinct type from
14986 another type, the new type is its own canonical type.
14987 (build_variant_type_copy): When building a new type variant, we
14988 assume that it is equivalent to the original type.
14989 (build_pointer_type_for_mode): When building a pointer type, also
14990 build a canonical type pointer.
14991 (build_reference_type_for_mode): When building a reference type,
14992 also build a canonical type reference.
14993 (build_index_type): When we can't hash an index type (e.g.,
14994 because its maximum value is negative), the index type requires
14995 structural equality tests.
14996 (build_array_type): Build the canonical form of an array type.
14997 (build_function_type): Function types require structural equality,
14998 because they contain default arguments, attributes, etc.
14999 (build_method_type_directly): Ditto for method types.
15000 (build_offset_type): Build the canonical offset type.
15001 (build_complex_type): Build the canonical vector type.
15002 (make_vector_type): Build the canonical vector type.
15003 * tree.h (TYPE_CANONICAL): New.
15004 (TYPE_STRUCTURAL_EQUALITY_P): New.
15005 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15006 (struct tree_type): Added "canonical" field.
15007 * params.h (VERIFY_CANONICAL_TYPES): New.
15008 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15009 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15010 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15011 * doc/invoke.texi (verify-canonical-types): Document --param
15012 parameter for verifying canonical types.
15014 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15016 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15017 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15018 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15019 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15021 * config/rs6000/e500.h: New.
15022 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15023 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15025 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15026 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15027 TARGET_E500_DOUBLE): Remove.
15028 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15029 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15030 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15031 * config/rs6000/rs6000.c (rs6000_override_options): Use
15032 CHECK_E500_OPTIONS.
15034 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15036 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15037 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15038 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15039 rs6000_emit_cmove): Don't check TARGET_E500.
15040 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15041 sordered): Don't check TARGET_E500.
15043 2007-01-01 Eric Christopher <echristo@apple.com>
15045 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15046 HARD_REGISTER_NUM_P.
15048 2007-01-01 Roger Sayle <roger@eyesopen.com>
15050 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15051 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15052 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15055 2007-01-01 Mike Stump <mrs@apple.com>
15057 * configure.ac: Remove support for building with Apple's gcc-3.1.
15059 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15061 PR middle-end/30311
15062 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15063 REG is a hard register. Do not modify REG before calling
15065 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15066 multiple of the size of YMODE for certain lowpart cases.
15068 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15070 PR middle-end/30253
15071 * gimplify (voidify_wrapper_expr): Update for
15072 GIMPLE_MODIFY_STMT.
15074 2007-01-01 Andreas Schwab <schwab@suse.de>
15077 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15078 save of BR0 in extra_spill_size instead of spill_size.
15079 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15081 (ia64_expand_epilogue): Restore BR0 from its new location.
15083 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15085 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15086 Use a temporary variable if the left hand side is not a gimple
15089 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15091 * gimplify.c (gimplify_return_expr): Make the temporary variable
15092 for the return expression, a gimple register variable.
15094 2007-01-01 Jan Hubicka <jh@suse.cz>
15096 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15099 2007-01-01 Mike Stump <mrs@apple.com>
15101 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15103 * config/darwin.c (machopic_select_rtx_section): Use
15104 HAVE_GAS_LITERAL16.
15105 (darwin_mergeable_constant_section): Likewise.
15106 * configure: Regenerate.
15107 * config.in: Regenerate.
15109 2007-01-01 Jan Hubicka <jh@suse.cz>
15110 Andrew Pinski <pinskia@gmail.com>
15112 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15113 before starting IPA passes.