1 2007-05-30 Dirk Mueller <dmueller@suse.de>
3 * cgraphunit.c (cgraph_analyze_function): Remove
4 computation of inline parameters.
6 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
10 2007-05-30 Richard Sandiford <richard@codesourcery.com>
12 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13 Add vx-common.h. Include vxworks.h between vx-common.h and
15 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18 (TARGET_ASM_DESTRUCTOR): Likewise.
19 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
20 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
21 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
22 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
23 (VXWORKS_ENDIAN_SPEC): Define.
24 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
25 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
26 VXWORKS_* equivalents.
27 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
28 (ASM_FILE_START): Delete.
29 (TARGET_VERSION): Reformat.
30 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
31 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
32 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
33 (FPBIT, DPBIT): Define.
34 (fp-bit.c, dp-bit.c): New rules.
35 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
36 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
37 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
38 * config/arm/arm.h: Include vxworks-dummy.h.
39 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
40 Mark with ATTRIBUTE_UNUSED.
41 (arm_override_options): Do not allow VxWorks RTP PIC to be used
42 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
43 make it incompatible with -msingle-pic-base.
44 (arm_function_ok_for_sibcall): Return false for calls that might
45 go through a VxWorks PIC PLT entry.
46 (require_pic_register): New function, split out from...
47 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
49 (arm_load_pic_register): Handle the VxWorks RTP initialization
50 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
51 (arm_emit_call_insn): New function.
52 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
53 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
54 (pic_offset_arm): New pattern.
55 (call, call_value): Use arm_emit_call_insn.
56 (call_internal, call_value_internal): New expanders.
57 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
58 VxWorks unless __PIC__.
60 2007-05-30 Eric Christopher <echristo@gmail.com>
62 * genrecog.c: Include regs.h in generated file.
63 * genemit.c: Ditto. Fix up formatting.
64 * config/mn10300/constraints.md: New.
65 * config/mn10300/mn10300.md: Include.
66 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
67 Fix up for removed macro.
68 * config/mn10300/predicates.md (call_address_operand): Ditto.
69 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
70 (CONST_OK_FOR_I): Ditto.
71 (CONST_OK_FOR_J): Ditto.
72 (CONST_OK_FOR_K): Ditto.
73 (CONST_OK_FOR_L): Ditto.
74 (CONST_OK_FOR_M): Ditto.
75 (CONST_OK_FOR_N): Ditto.
76 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
80 (EXTRA_CONSTRAINT): Ditto.
82 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
84 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
86 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
87 OPTION_MASK_ISA_64BIT.
88 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
90 2007-05-30 Richard Guenther <rguenther@suse.de>
93 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
95 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
96 with original typed arguments.
97 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
99 2007-05-30 Jakub Jelinek <jakub@redhat.com>
101 PR tree-optimization/31769
102 * except.c (duplicate_eh_regions): Clear prev_try if
103 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
105 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
107 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
108 * tree-ssa-sink.c (statement_sink_location): Return basic block and
109 bsi of the location where statements should be inserted.
110 (sink_code_in_bb): Take bsi from statement_sink_location.
111 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
112 instead of bsi_start.
113 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
115 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
116 (bsi_move_before): Document inconsistency with bsi_move_after.
117 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
119 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.h (TARGET_ABM): New define.
122 (TARGET_POPCNT): Ditto.
123 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
124 New temporary defines to redefine from OPTION_ISA_* defines.
125 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
126 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
127 (ix86_isa_flags): New extern int declaration.
128 (TARGET_SUBTARGET_DEFAULT): New define.
129 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
130 (TARGET_SUBTARGET32_DEFAULT): Ditto.
131 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
132 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
133 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
134 * config/i386/darwin.h: Change TARGET_64BIT define to
137 * config/i386/i386.opt (m3dnowa): Define as undocumented option
138 using existing "ix86_isa_flags" varible.
139 (m32, m64): Use existing "ix86_isa_flags" variable.
140 (mmmx, m3dnow): Ditto.
141 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
142 (mabm): Define as non-negative option using "x86_abm" variable.
143 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
145 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
146 Rewrite feature test bitmap.
147 (ix86_isa_flags): New initialized global int varible.
148 (ix86_isa_flags_explicit): New static int variable.
149 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
150 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
151 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
152 target_flags_explicit.
153 (override_options): Remove "target_enable" and "target_disable" fields
154 from "struct ptt". Update processor_target_table accordingly. Remove
155 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
156 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
157 "target_flags" and "ix86_isa_flags_explicit" instead of
158 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
159 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
160 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
161 to true when either of PTA_POPCNT or PTA_ABM is set in
162 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
163 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
164 processor_alias_table flags entry. Remove handling of
165 "target_enable" and "target_disable" fields of processor_target_table.
166 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
167 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
168 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
169 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
170 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
172 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
174 2007-05-29 David Daney <ddaney@avtrex.com>
177 * config/mips/mips.c (mips_output_mi_thunk): Emit
178 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
180 2007-05-29 Hui-May Chang <hm.chang@apple.com>
181 * config/i386/i386.c (ix86_function_regparm): Added checking of
182 ix86_force_align_arg_pointer to determine the number of
185 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
187 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
188 (SET_DR_MISALIGNMENT): New.
189 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
190 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
191 Use SET_DR_MISALIGNMENT.
192 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
194 * tree-data-ref.c (create_data_ref, compute_all_dependences,
195 find_loop_nest): Export.
196 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
197 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
198 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
199 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
201 (struct mem_ref): Add field reuse_distance.
202 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
203 Initialize reuse_distance field.
204 (issue_prefetch_ref): Select temporality of prefetch according to
206 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
207 self_reuse_distance, determine_loop_nest_reuse): New functions.
208 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
209 (tree_ssa_prefetch_arrays): Dump L2 cache size.
210 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
213 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
215 * tree-ssa-alias.c: Add aliasing overview.
217 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
218 Danny Smith <dannysmith@users.sourceforge.net>
221 * config/i386/t-crtfm: Compile crtfastmath.o with
222 -minline-all-stringops.
223 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
224 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
226 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
228 * doc/md.texi: Document constraints on HP PA-RISC.
230 * pa/constraints.md: New file.
231 * pa.md: Include constraints.md.
232 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
233 (integer_store_memory_operand, ldil_cint_p): New functions.
234 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
235 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
236 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
237 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
238 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
240 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
243 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
244 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
245 case POSTDECREMENT_EXPR>): Return the error_mark_node
246 if either the real or imaginary parts would an
249 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
251 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
252 name when we remove it from a call.
254 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
256 * targhooks.c (default_narrow_bitfield): Remove.
257 * targhooks.h: Remove the prototype for
258 default_narrow_bitfield.
260 * langhooks-def.h: Remove the prototype for
261 hook_get_alias_set_0.
262 * langhooks.c (hook_get_alias_set_0): Remove.
264 * global.c (EXECUTE_IF_CONFLICT): Remove.
266 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
269 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
270 return true when truth_value_p is true and the type
273 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
275 * doc/install.texi (Prerequisites): We no longer require Autoconf
276 2.13 for the top-level.
278 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
280 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
281 memory access via x86_expand_vector_move_misalign() only for
282 TImode values on 32-bit targets.
284 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
286 * matrix-reorg.c: New file. Implement matrix flattening and
287 transposing optimization.
288 * tree-pass.h: Add matrix reorg pass.
289 * common.opt: Add fipa-mreorg flag.
290 * Makefile.in: Add matrix-reorg.c.
291 * passes.c: Add matrix reorg pass.
292 * varpool.c (add_new_static_var): New function.
293 * cgraph.h (add_new_static_var): Declare.
295 2007-05-27 Eric Christopher <echristo@apple.com>
297 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
298 sp_offset depending on stack size. Save r12 depending
299 on registers we're saving later.
300 (rs6000_emit_epilogue): Update sp_offset depending only
303 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
305 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
306 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
307 * ifcvt.c (if_convert): Ditto.
308 * tree-ssa-threadupdate.c (thread_block): Ditto.
309 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
310 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
311 verify_loop_closed_ssa): Check number_of_loops instead of
313 * predict.c (tree_estimate_probability): Ditto.
314 * tree-if-conv.c (main_tree_if_conversion): Ditto.
315 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
316 * modulo-sched.c (sms_schedule): Ditto.
317 * tree-scalar-evolution.c (scev_const_prop): Ditto.
318 (scev_finalize): Do not do anything if scev analysis was not
320 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
321 current_loops == NULL.
322 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
323 * loop-init.c (loop_optimizer_init): Do not free current_loops when
325 (loop_optimizer_finalize): Assert that loops were analyzed.
326 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
327 rtl_doloop): Check number_of_loops instead of current_loops.
328 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
329 current_loops == NULL.
330 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
331 gate_tree_vectorize tree_linear_transform, check_data_deps,
332 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
333 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
334 Check number_of_loops instead of current_loops.
335 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
336 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
337 free loops if available.
338 (execute_pre): Do not pass do_fre to fini_pre.
340 2007-05-27 Tobias Burnus <burnus@net-b.de>
343 * real.c (mpfr_from_real): Fix sign of -Inf.
345 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
347 * tree-vect-transform.c (vectorizable_conversion): Initialize
348 tree_code variables to ERROR_MARK.
349 (vectorizable_type_demotion): Likewise.
350 (vectorizable_type_promotion): Likewise.
352 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
355 * config/i386/i386.md (movti): Handle push operands via
358 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
360 * basic-block.h: Remove the prototype for merge_seq_blocks.
361 * cfgcleanup.c (merge_seq_blocks): Remove.
363 * tree-flow.h: Remove the prototype for is_aliased_with.
364 * tree-ssa-alias.c (is_aliased_with): Remove.
366 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
370 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
372 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
373 ix86_expand_sse4_unpack if SSE4.1 is enabled.
374 (vec_unpacks_hi_v16qi): Likewise.
375 (vec_unpacku_lo_v16qi): Likewise.
376 (vec_unpacks_lo_v16qi): Likewise.
377 (vec_unpacku_hi_v8hi): Likewise.
378 (vec_unpacks_hi_v8hi): Likewise.
379 (vec_unpacku_lo_v8hi): Likewise.
380 (vec_unpacks_lo_v8hi): Likewise.
381 (vec_unpacku_hi_v4si): Likewise.
382 (vec_unpacks_hi_v4si): Likewise.
383 (vec_unpacku_lo_v4si): Likewise.
384 (vec_unpacks_lo_v4si): Likewise.
386 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
388 * c-typeck.c, config/arm/arm.c, config/darwin.c,
389 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
390 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
391 follow spelling conventions in various
392 warning/error/diagnostic messages.
394 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
395 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
396 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
397 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
398 tree-vrp.c: Fix comment typos. Follow spelling conventions.
399 * doc/tm.texi: Follow spelling conventions.
401 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
404 * tree-ssa-forwprop.c
405 (forward_propagate_addr_into_variable_array_index): Remove
406 the lhs argument. Use the type of def_rhs instead of lhs.
407 (forward_propagate_addr_expr_1): Update use of
408 forward_propagate_addr_into_variable_array_index.
410 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
411 Nigel Stephens <nigel@mips.com>
413 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
414 function attributes, "far" being an alias for "long_call".
415 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
416 (mips_near_type_p, mips_far_type_p): New.
417 (mips_comp_type_attributes): New function to check that attributes
418 attached to a function type are compatible.
419 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
420 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
421 to the target function of the thunk.
422 (mips_encode_section_info): Check for "near" and "far" function
423 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
425 * config/mips/predicates.md (const_call_insn_operand): Test only
426 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
428 * doc/extend.texi (Function Attributes): Document MIPS "near" and
431 * testsuite/gcc.target/mips/near-far-1.c: New test case.
432 * testsuite/gcc.target/mips/near-far-2.c: New test case.
433 * testsuite/gcc.target/mips/near-far-3.c: New test case.
434 * testsuite/gcc.target/mips/near-far-4.c: New test case.
436 2007-05-25 Eric Christopher <echristo@apple.com>
438 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
439 to x86-darwin configurations.
440 * config/i386/t-darwin: Add softfp support.
441 * config/i386/t-darwin64: Ditto.
442 * config/i386/sfp-machine.h: If mach then don't use
443 aliasing, emit a stub to call.
445 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
447 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
448 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
449 tree-predcom.c, tree-ssa-alias-warnings.c,
450 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
451 comment typos. Follow spelling conventions.
452 * doc/cpp.texi, doc/invoke.texi: Fix typos.
454 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
457 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
458 constants into memory. Expand unaligned memory references for
459 SSE modes via x86_expand_vector_move_misalign() function.
461 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
463 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
464 "memory" attribute for "sseishft" type insn without operands[2].
466 2007-05-25 Dirk Mueller <dmueller@suse.de>
467 Marcus Meissner <meissner@suse.de>
469 * doc/extend.texi (alloc_size): New attribute.
470 * c-common.c (handle_alloc_size_attribute): New.
471 * tree-object-size.c (alloc_object_size): Use alloc_size
472 attribute, if available.
474 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
476 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
478 (__builtin_ia32_vec_ext_v2di): Likewise.
479 (__builtin_ia32_vec_ext_v4si): Likewise.
480 (__builtin_ia32_vec_ext_v8hi): Likewise.
481 (__builtin_ia32_vec_ext_v16qi): Likewise.
482 (__builtin_ia32_vec_set_v8hi): Likewise.
484 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
486 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
488 2007-05-25 Richard Sandiford <richard@codesourcery.com>
490 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
491 (arm_is_longcall_p): Rename to...
492 (arm_is_long_call_p): ...this. Take a single tree argument and
494 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
495 (CUMULATIVE_ARGS): Remove call_cookie.
496 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
497 (ENCODED_LONG_CALL_ATTR_P): Delete.
498 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
499 LONG_CALL_FLAG_CHAR cases.
500 (ARM_DECLARE_FUNCTION_SIZE): Delete.
501 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
502 ARM_DECLARE_FUNCTION_SIZE.
503 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
504 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
505 (arm_encode_call_attribute, current_file_function_operand): Delete.
506 (arm_function_in_section_p): New function.
507 (arm_is_longcall_p): Rename to...
508 (arm_is_long_call_p): ...this. Take the target function as a single
509 argument and return a bool. Do not rely on call cookies. Check
510 whether the target symbol is in the same section as the current
511 function, not just the same compilation unit.
512 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
513 (arm_encode_section_info): Don't encode a call type.
514 * config/arm/arm.md (call, call_value): Update calls to
515 arm_is_long(_)call_p. Simplify logic.
516 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
517 Update calls to arm_is_long(_)call_p.
519 2007-05-25 Richard Guenther <rguenther@suse.de>
521 PR tree-optimization/31982
522 * tree-ssa-forwprop.c
523 (forward_propagate_addr_into_variable_array_index): Handle arrays
524 with element size one.
526 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
528 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
529 (umulsi3_highpart): Likewise.
531 2007-05-24 Ian Lance Taylor <iant@google.com>
533 PR rtl-optimization/32069
534 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
537 2007-05-24 Ollie Wild <aaw@google.com>
539 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
542 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
544 * postreload-gcse.c (reg_changed_after_insn_p): New function.
545 (oprs_unchanged_p): Use it to check all registers in a REG.
546 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
547 (reg_set_between_after_reload_p): Delete.
548 (reg_used_between_after_reload_p): Likewise.
549 (reg_set_or_used_since_bb_start): Likewise.
550 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
551 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
552 Use reg_set_between_p instead of reg_set_between_after_reload_p.
553 * rtlanal.c (reg_set_p): Check whether REG overlaps
554 regs_invalidated_by_call, rather than just checking the
555 membership of REGNO (REG).
557 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
559 * doc/passes.texi: Document predictive commoning.
560 * doc/invoke.texi (-fpredictive-commoning): Document.
561 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
562 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
563 adding indices to the generated name.
564 (schedule_sm): Pass 0 to get_lsm_tmp_name.
565 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
566 * tree-pretty-print.c (op_symbol_1): Renamed to ...
567 (op_symbol_code): ... and exported.
568 (dump_omp_clause, op_symbol): Use op_symbol_code
569 instead of op_symbol_1.
570 * tree-pass.h (pass_predcom): Declare.
571 * timevar.def (TV_PREDCOM): New timevar.
572 * tree-ssa-loop.c (run_tree_predictive_commoning,
573 gate_tree_predictive_commoning, pass_predcom): New.
574 * tree-data-ref.c (find_data_references_in_loop): Find the
575 references in dominance order.
576 (canonicalize_base_object_address): Ensure that the result has
578 (dr_analyze_innermost): Export.
579 (create_data_ref): Code to fail for references with invariant
581 (find_data_references_in_stmt): ... here.
582 * tree-data-ref.h (dr_analyze_innermost): Declare.
583 * tree-affine.c: Include tree-gimple.h and hashtab.h.
584 (aff_combination_find_elt, name_expansion_hash,
585 name_expansion_eq, tree_to_aff_combination_expand,
586 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
588 * tree-affine.h (aff_combination_constant_multiple_p,
589 tree_to_aff_combination_expand): Declare.
590 * tree-predcom.c: New file.
591 * common.opt (fpredictive-commoning): New option.
592 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
593 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
594 * Makefile.in (tree-predcom.o): Add.
595 (tree-affine.o): Add TREE_GIMPLE_H dependency.
596 * passes.c (init_optimization_passes): Add dceloop after
597 copy propagation in loop optimizer. Add predictive commoning
598 to loop optimizer passes.
600 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
602 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
605 2007-05-24 Jan Hubicka <jh@suse.cz>
607 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
609 (genheader): Include statistics.h.
611 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
613 * print-rtl.c (flag_dump_unnumbered): Update comments.
614 (print_rtl): Fix my previous change.
615 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
618 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
621 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
623 (thread_through_all_blocks): Call initialize_original_copy_tables
624 and free_original_copy_tables.
625 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
627 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
628 * cfghooks.c (duplicate_block): Use get_loop_copy.
629 * cfg.c: Include cfgloop.h.
630 (loop_copy): New hash table.
631 (initialize_original_copy_tables): Initialize loop_copy table.
632 (free_original_copy_tables): Free loop_copy table.
633 (copy_original_table_clear, copy_original_table_set,
634 set_loop_copy, get_loop_copy): New functions.
635 (set_bb_original, set_bb_copy): Use copy_original_table_set.
636 * cfgloop.h (struct loop): Remove copy field.
637 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
638 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
640 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
642 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
645 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
647 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
648 __builtin_ia32_vec_set_v2di with MASK_64BIT.
650 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
653 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
654 * targhooks.h (default_mangle_decl_assembler_name): Declare
656 * targhooks.c (default_mangle_decl_assembler_name): Define
658 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
660 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
661 * langhooks.c (lhd_set_decl_assembler_name): Call
662 targetm.mangle_decl_assembler_name for names with global scope.
664 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
666 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
667 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
669 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
670 New. Factored out of i386_pe_encode_section_info.
671 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
672 Move check for prior decoration of stdcall
673 symbols to i386_pe_encode_section_info.
674 (i386_pe_encode_section_info): Adjust call to
675 gen_stdcall_or_fastcall_suffix. Use
676 i386_pe_maybe_mangle_decl_assembler_name, if needed.
677 (i386_pe_mangle_decl_assembler_name): New. Wrap
678 i386_pe_maybe_mangle_decl_assembler_name.
680 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
682 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
683 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
684 * langhooks.c (get_signed_or_unsigned_type): Don't check for
685 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
686 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
689 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
690 Nigel Stephens <nigel@mips.com>
691 Richard Sandiford <richard@codesourcery.com>
693 Fix up MIPS16 hard float and add support for complex.
695 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
696 (TARGET_SOFT_FLOAT_ABI): New.
697 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
698 __mips_soft_float to reflect the ABI in use, not whether the
699 FPU is directly accessible (e.g., in MIPS16 mode).
700 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
701 (UNITS_PER_FPVALUE): Likewise.
703 * config/mips/mips.c (mips_expand_call): Remove redundant
705 (mips_arg_regno): New.
706 (function_arg_advance): When setting bits in cum->fp_code for
707 MIPS16, don't subtract 1 from cum->arg_number, since it is now
709 (function_arg): Use mips_arg_regno.
710 (mips_return_mode_in_fpr_p): New.
711 (mips16_call_stub_mode_suffix): New.
712 (mips16_cfun_returns_in_fpr_p): New.
713 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
714 (mips_output_function_prologue): Test mips16_hard_float, not
715 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
716 (mips_expand_epilogue): Call MIPS16 helper routines to copy
717 return value into a floating-point register.
718 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
719 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
720 (mips16_fp_args): Handle MIPS32r2 ISA which supports
721 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
722 word of double arguments from or to the high bits of 64-bit
723 floating point registers.
724 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
725 (mips16_fpret_double): New helper function.
726 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
727 support for complex modes. Fill in DECL_RESULT for stubdecl.
728 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
730 * config/mips/mips16.S
731 (RET, ARG1, ARG2): New.
732 (MERGE_GPRf, MERGE_GPRt): New.
733 (DELAYt, DELAYf): New.
734 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
735 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
736 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
737 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
738 (SFOP): Renamed to...
739 (OPSF3): This, and macro-ified. Updated all uses.
740 (SFOP2): Renamed to...
741 (OPSF2): This, and macro-ified. Updated all uses.
742 (SFCMP): Renamed to...
743 (CMPSF): This, and macro-ified. Updated all uses.
744 (SFREVCMP): Renamed to...
745 (REVCMPSF): This, and macro-ified. Updated all uses.
746 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
747 (LDDBL1, LDDBL2, RETDBL): Deleted.
748 (DFOP): Renamed to...
749 (OPDF3): This, and macro-ified. Updated all uses.
750 (DFOP2): Renamed to...
751 (OPDF2): This, and macro-ified. Updated all uses.
752 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
753 (DFCMP): Renamed to...
754 (CMPDF): This, and macro-ified. Updated all uses.
755 (DFREVCMP): Renamed to...
756 (REVCMPDF): This, and macro-ified. Updated all uses.
757 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
759 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
760 (__mips16_ret_sc, __mips16_ret_dc): New.
761 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
762 STUB_ARGS_6, STUB_ARGS_10): New.
763 (CALL_STUB_NO_RET): New.
764 (__mips16_call_stub_1): Macro-ified.
765 (__mips16_call_stub_5): Macro-ified.
766 (__mips16_call_stub_2): Macro-ified.
767 (__mips16_call_stub_6): Macro-ified.
768 (__mips16_call_stub_9): Macro-ified.
769 (__mips16_call_stub_10): Macro-ified.
770 (CALL_STUB_RET): New.
771 (__mips16_call_stub_sf_0): Macro-ified.
772 (__mips16_call_stub_sf_1): Macro-ified.
773 (__mips16_call_stub_sf_5): Macro-ified.
774 (__mips16_call_stub_sf_2): Macro-ified.
775 (__mips16_call_stub_sf_6): Macro-ified.
776 (__mips16_call_stub_sf_9): Macro-ified.
777 (__mips16_call_stub_sf_10): Macro-ified.
778 (__mips16_call_stub_df_0): Macro-ified.
779 (__mips16_call_stub_df_1): Macro-ified.
780 (__mips16_call_stub_df_5): Macro-ified.
781 (__mips16_call_stub_df_2): Macro-ified.
782 (__mips16_call_stub_df_6): Macro-ified.
783 (__mips16_call_stub_df_9): Macro-ified.
784 (__mips16_call_stub_df_10): Macro-ified.
785 (__mips16_call_stub_sc_0): New.
786 (__mips16_call_stub_sc_1): New.
787 (__mips16_call_stub_sc_5): New.
788 (__mips16_call_stub_sc_2): New.
789 (__mips16_call_stub_sc_6): New.
790 (__mips16_call_stub_sc_9): New.
791 (__mips16_call_stub_sc_10): New.
792 (__mips16_call_stub_dc_0): New.
793 (__mips16_call_stub_dc_1): New.
794 (__mips16_call_stub_dc_5): New.
795 (__mips16_call_stub_dc_2): New.
796 (__mips16_call_stub_dc_6): New.
797 (__mips16_call_stub_dc_9): New.
798 (__mips16_call_stub_dc_10): New.
800 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
801 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
802 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
804 2007-05-23 Ian Lance Taylor <iant@google.com>
806 * doc/invoke.texi (Invoking GCC): Document that the order of the
809 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
812 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
813 * config/score/predicate.md (const_pow2, const_npow2): Remove.
814 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
818 * config/score/score.c (score_print_operand): Make sure that only
821 2007-05-22 Ian Lance Taylor <iant@google.com>
823 * tree-vrp.c (avoid_overflow_infinity): New static function,
824 broken out of set_value_range_to_value.
825 (set_value_range_to_value): Call avoid_overflow_infinity.
826 (extract_range_from_assert): Likewise.
828 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
831 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
832 change the type before looking for a COMPOUND_EXPR.
834 2007-05-22 Ian Lance Taylor <iant@google.com>
836 * lower-subreg.c (decompose_multiword_subregs): If we change an
837 insn, call remove_retval_note on it.
839 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
841 * regs.h (end_hard_regno): New function.
842 (END_HARD_REGNO, END_REGNO): New macros.
843 (add_to_hard_reg_set): New function.
844 (remove_from_hard_reg_set): Likewise.
845 (in_hard_reg_set_p): Likewise.
846 (overlaps_hard_reg_set_p): Likewise.
847 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
848 (note_btr_set): Use END_HARD_REGNO.
849 * caller-save.c (setup_save_areas): Use end_hard_regno.
850 (mark_set_regs): Use END_HARD_REGNO.
851 (add_stored_regs): Use end_hard_regno.
852 (mark_referenced_regs): Use add_to_hard_reg_set.
853 * combine.c (update_table_tick): Use END_REGNO.
854 (record_value_for_reg): Likewise.
855 (record_dead_and_set_regs): Likewise.
856 (get_last_value_validate): Likewise.
857 (use_crosses_set_p): Likewise.
858 (reg_dead_at_p_1): Likewise.
859 (reg_dead_at_p): Likewise.
860 (mark_used_regs_combine): Use add_to_hard_reg_set.
861 (move_deaths): Use END_HARD_REGNO.
862 (reg_bitfield_target_p): Use end_hard_regno.
863 (distribute_notes): Use END_HARD_REGNO.
864 * cse.c (mention_regs): Use END_REGNO.
865 (insert): Use add_to_hard_reg_set.
866 (invalidate): Use END_HARD_REGNO.
867 (invalidate_for_call): Likewise.
868 (exp_equiv_p): Use END_REGNO.
869 (cse_insn): Likewise.
870 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
871 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
872 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
873 * function.c (keep_stack_depressed): Use end_hard_regno.
874 * global.c (global_alloc): Use end_hard_regno.
875 (global_conflicts): Use add_to_hard_reg_set instead of
877 (find_reg): Likewise.
878 (mark_reg_store): Likewise.
879 (mark_reg_conflicts): Likewise.
880 (mark_reg_death): Use remove_from_hard_reg_set.
881 (mark_reg_live_nc): Delete.
882 (set_preference): Use end_hard_regno.
883 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
884 remove_from_hard_reg_set.
885 (post_mark_life): Use add_to_hard_reg_set.
886 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
887 (reg_becomes_live): Use add_to_hard_reg_set.
888 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
889 (peep2_find_free_register): Use add_to_hard_reg_set.
890 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
891 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
892 * regrename.c (note_sets): Use add_to_hard_reg_set.
893 (clear_dead_regs): Use remove_from_hard_reg_set.
894 (regrename_optimize): Use add_to_hard_reg_set.
895 (find_oldest_value_reg): Use in_hard_reg_set_p.
896 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
897 (hard_reg_set_here_p): Use end_hard_regno.
898 (decompose): Likewise.
899 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
900 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
901 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
902 (mark_home_live): Use end_hard_regno.
903 (spill_hard_reg): Likewise.
904 (clear_reload_reg_in_use): Likewise.
905 * reorg.c (delete_prior_computation): Use END_REGNO.
906 * resource.c (update_live_status): Use END_HARD_REGNO.
907 (mark_referenced_resources): Use add_to_hard_reg_set.
908 (mark_set_resources): Likewise.
909 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
910 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
911 (reg_overlap_mentioned_p): Likewise.
912 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
913 (covers_regno_no_parallel_p): Use END_REGNO.
914 (find_regno_note): Likewise.
915 (find_reg_fusage): Use END_HARD_REGNO.
916 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
917 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
919 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
921 * mode-switching.c (reg_dies): Change type of second argument to
923 (optimize_mode_switching): Update accordingly.
925 2007-05-22 Richard Sandiford <richard@codesourcery.com>
927 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
929 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
930 (hard_reg_set_empty_p): ...these new functions.
931 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
932 GO_IF_HARD_REG_SUBSET.
933 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
934 instead of GO_IF_HARD_REG_EQUAL.
935 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
936 instead of GO_IF_HARD_REG_EQUAL.
937 * global.c (find_reg): Use hard_reg_set_empty_p instead of
938 GO_IF_HARD_REG_SUBSET.
939 (modify_reg_pav): Use hard_reg_set_empty_p instead of
940 GO_IF_HARD_REG_EQUAL.
941 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
942 of GO_IF_HARD_REG_SUBSET.
943 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
944 instead of GO_IF_HARD_REG_EQUAL.
945 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
946 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
947 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
948 of GO_IF_HARD_REG_SUBSET,
949 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
950 GO_IF_HARD_REG_SUBSET.
951 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
952 instead of GO_IF_HARD_REG_EQUAL.
953 * config/sh/sh.c (push_regs, calc_live_regs): Use
954 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
955 (hard_regs_intersect_p): Delete.
957 2007-05-22 Janis Johnson <janis187@us.ibm.com>
959 * doc/sourcebuild.texi (Test Directives) Add dg-message.
961 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
962 Richard Henderson <rth@redhat.com>
964 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
966 (x86_64-*-*): Likewise.
968 * i386/i386-modes.def (V2QI): New.
970 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
972 (override_options): Support SSE4.1.
973 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
974 (IX86_BUILTIN_BLENDPS): Likewise.
975 (IX86_BUILTIN_BLENDVPD): Likewise.
976 (IX86_BUILTIN_BLENDVPS): Likewise.
977 (IX86_BUILTIN_PBLENDVB128): Likewise.
978 (IX86_BUILTIN_PBLENDW128): Likewise.
979 (IX86_BUILTIN_DPPD): Likewise.
980 (IX86_BUILTIN_DPPS): Likewise.
981 (IX86_BUILTIN_INSERTPS128): Likewise.
982 (IX86_BUILTIN_MOVNTDQA): Likewise.
983 (IX86_BUILTIN_MPSADBW128): Likewise.
984 (IX86_BUILTIN_PACKUSDW128): Likewise.
985 (IX86_BUILTIN_PCMPEQQ): Likewise.
986 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
987 (IX86_BUILTIN_PMAXSB128): Likewise.
988 (IX86_BUILTIN_PMAXSD128): Likewise.
989 (IX86_BUILTIN_PMAXUD128): Likewise.
990 (IX86_BUILTIN_PMAXUW128): Likewise.
991 (IX86_BUILTIN_PMINSB128): Likewise.
992 (IX86_BUILTIN_PMINSD128): Likewise.
993 (IX86_BUILTIN_PMINUD128): Likewise.
994 (IX86_BUILTIN_PMINUW128): Likewise.
995 (IX86_BUILTIN_PMOVSXBW128): Likewise.
996 (IX86_BUILTIN_PMOVSXBD128): Likewise.
997 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
998 (IX86_BUILTIN_PMOVSXWD128): Likewise.
999 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1000 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1001 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1002 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1003 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1004 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1005 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1006 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1007 (IX86_BUILTIN_PMULDQ128): Likewise.
1008 (IX86_BUILTIN_PMULLD128): Likewise.
1009 (IX86_BUILTIN_ROUNDPD): Likewise.
1010 (IX86_BUILTIN_ROUNDPS): Likewise.
1011 (IX86_BUILTIN_ROUNDSD): Likewise.
1012 (IX86_BUILTIN_ROUNDSS): Likewise.
1013 (IX86_BUILTIN_PTESTZ): Likewise.
1014 (IX86_BUILTIN_PTESTC): Likewise.
1015 (IX86_BUILTIN_PTESTNZC): Likewise.
1016 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1017 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1018 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1019 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1020 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1022 (bdesc_sse_3arg): Likewise.
1023 (bdesc_2arg): Likewise.
1024 (bdesc_1arg): Likewise.
1025 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1027 (ix86_expand_sse_4_operands_builtin): New.
1028 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1029 smaller than 8 bits as the 2nd arg.
1030 (ix86_expand_sse_ptest): New.
1031 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1032 (ix86_expand_vector_set): Support SSE4.1.
1033 (ix86_expand_vector_extract): Likewise.
1035 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1036 __SSE4_1__ for -msse4.1.
1038 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1039 (UNSPEC_INSERTPS): Likewise.
1040 (UNSPEC_DP): Likewise.
1041 (UNSPEC_MOVNTDQA): Likewise.
1042 (UNSPEC_MPSADBW): Likewise.
1043 (UNSPEC_PHMINPOSUW): Likewise.
1044 (UNSPEC_PTEST): Likewise.
1045 (UNSPEC_ROUNDP): Likewise.
1046 (UNSPEC_ROUNDS): Likewise.
1048 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1050 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1051 (const_pow2_1_to_32768_operand): Likewise.
1053 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1056 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1058 (sse4_1_insertps): Likewise.
1059 (*sse4_1_extractps): Likewise.
1060 (sse4_1_ptest): Likewise.
1061 (sse4_1_mulv2siv2di3): Likewise.
1062 (*sse4_1_mulv4si3): Likewise.
1063 (*sse4_1_smax<mode>3): Likewise.
1064 (*sse4_1_umax<mode>3): Likewise.
1065 (*sse4_1_smin<mode>3): Likewise.
1066 (*sse4_1_umin<mode>3): Likewise.
1067 (sse4_1_eqv2di3): Likewise.
1068 (*sse4_1_pinsrb): Likewise.
1069 (*sse4_1_pinsrd): Likewise.
1070 (*sse4_1_pinsrq): Likewise.
1071 (*sse4_1_pextrb): Likewise.
1072 (*sse4_1_pextrb_memory): Likewise.
1073 (*sse4_1_pextrw_memory): Likewise.
1074 (*sse4_1_pextrq): Likewise.
1075 (sse4_1_blendpd): Likewise.
1076 (sse4_1_blendps): Likewise.
1077 (sse4_1_blendvpd): Likewise.
1078 (sse4_1_blendvps): Likewise.
1079 (sse4_1_dppd): Likewise.
1080 (sse4_1_dpps): Likewise.
1081 (sse4_1_movntdqa): Likewise.
1082 (sse4_1_mpsadbw): Likewise.
1083 (sse4_1_packusdw): Likewise.
1084 (sse4_1_pblendvb): Likewise.
1085 (sse4_1_pblendw): Likewise.
1086 (sse4_1_phminposuw): Likewise.
1087 (sse4_1_extendv8qiv8hi2): Likewise.
1088 (*sse4_1_extendv8qiv8hi2): Likewise.
1089 (sse4_1_extendv4qiv4si2): Likewise.
1090 (*sse4_1_extendv4qiv4si2): Likewise.
1091 (sse4_1_extendv2qiv2di2): Likewise.
1092 (*sse4_1_extendv2qiv2di2): Likewise.
1093 (sse4_1_extendv4hiv4si2): Likewise.
1094 (*sse4_1_extendv4hiv4si2): Likewise.
1095 (sse4_1_extendv2hiv2di2): Likewise.
1096 (*sse4_1_extendv2hiv2di2): Likewise.
1097 (sse4_1_extendv2siv2di2): Likewise.
1098 (*sse4_1_extendv2siv2di2): Likewise.
1099 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1100 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1101 (sse4_1_zero_extendv4qiv4si2): Likewise.
1102 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1103 (sse4_1_zero_extendv2qiv2di2): Likewise.
1104 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1105 (sse4_1_zero_extendv4hiv4si2): Likewise.
1106 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1107 (sse4_1_zero_extendv2hiv2di2): Likewise.
1108 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1109 (sse4_1_zero_extendv2siv2di2): Likewise.
1110 (*sse4_1_zero_extendv2siv2di2): Likewise.
1111 (sse4_1_roundpd): Likewise.
1112 (sse4_1_roundps): Likewise.
1113 (sse4_1_roundsd): Likewise.
1114 (sse4_1_roundss): Likewise.
1115 (mulv4si3): Don't expand for SSE4.1.
1116 (smax<mode>3): Likewise.
1117 (umaxv4si3): Likewise.
1118 (uminv16qi3): Likewise.
1119 (umin<mode>3): Likewise.
1120 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1122 * doc/extend.texi: Document SSE4.1 built-in functions.
1124 * doc/invoke.texi: Document -msse4.1.
1126 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1128 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1129 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1130 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1131 (ASM_SPEC): Add asm_pcrel_spec.
1132 (EXTRA_SPECS): Add asm_pcrel_spec.
1134 2007-05-21 David Daney <ddaney@avtrex.com>
1136 * doc/install.texi (Building a cross compiler): Add requirements
1137 for Java cross compiler.
1139 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1142 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1143 Add loopno argument. Use evolution_function_is_invariant_rec_p
1144 instead of evolution_function_is_constant_p.
1145 Update calls to evolution_function_is_affine_multivariate_p.
1146 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1147 Add loopno argument.
1148 * tree-scalar-evolution.c (gather_chrec_stats): Call
1149 evolution_function_is_affine_multivariate_p with a loop
1151 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1152 (analyze_overlapping_iterations): Likewise.
1153 (access_functions_are_affine_or_constant_p): Likewise.
1154 (build_classic_dist_vector_1): If the access functions
1155 are equal, don't do anything.
1157 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1158 Paolo Carlini <pcarlini@suse.de>
1159 Uros Bizjak <ubizjak@gmail.com>
1161 * c-cppbuiltin.c (c_cpp_builtins): Define
1162 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1163 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1164 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1165 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1167 2007-05-21 Mike Stump <mrs@apple.com>
1169 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1171 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1173 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1176 implementation if __OPTIMIZE__ is not defined.
1177 (_mm_alignr_pi8): Ditto.
1178 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1179 (_mm_inserti_si64): Ditto.
1180 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1181 (_mm_slli_epi16): Ditto.
1182 (_mm_slli_epi32): Ditto.
1183 (_mm_slli_epi64): Ditto.
1184 (_mm_srai_epi16): Ditto.
1185 (_mm_srai_epi32): Ditto.
1186 (_mm_srli_si128): Ditto.
1187 (_mm_slli_si128): Ditto.
1188 (_mm_srli_epi16): Ditto.
1189 (_mm_srli_epi32): Ditto.
1190 (_mm_srli_epi64): Ditto.
1191 (_mm_extract_epi16): Ditto.
1192 (_mm_insert_epi16): Ditto.
1193 (_mm_shufflehi_epi16): Ditto.
1194 (_mm_shufflelo_epi16): Ditto.
1195 (_mm_shuffle_epi32): Ditto.
1196 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1198 (_mm_insert_pi16): Ditto.
1200 (_mm_shuffle_pi16): Ditto.
1202 (_mm_shufle_ps): Ditto.
1203 (_mm_prefetch): Ditto.
1205 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1207 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1208 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1209 * real.c (encode_i370_single, decode_i370_single,
1210 encode_i370_double, decode_i370_double): Functions removed.
1211 (i370_single_format, i370_double_format): Initializations removed.
1212 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1213 Consider the log2_b field to always be one.
1214 (ieee_single_format, mips_single_format, coldfire_single_format,
1215 ieee_double_format, mips_double_format, coldfire_double_format,
1216 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1217 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1218 ibm_extended_format, mips_extended_format, ieee_quad_format,
1219 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1220 decimal_single_format, decimal_double_format, decimal_quad_format,
1221 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1222 initialization of log2_b.
1223 * real.h (i370_single_format, i370_double_format): Declarations removed.
1224 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1225 field to always be one.
1227 2007-05-21 Andreas Schwab <schwab@suse.de>
1229 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1230 NOTE_INSN_BASIC_BLOCK_P.
1231 (process_for_unwind_directive): Likewise.
1233 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1235 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1236 * function.h (struct function): Move va_list_gpr_size,
1237 va_list_fpr_size, function_frequency to front of bitfields. Add
1239 (current_function_calls_unwind_init): New.
1240 * except.c (expand_builtin_unwind_init): Set
1241 current_function_calls_unwind_init not
1242 current_function_has_nonlocal_label.
1243 * reload1.c (has_nonexceptional_receiver): New.
1244 (reload): Use it and current_function_calls_unwind_init to
1245 determine whether call-saved regs must be saved.
1247 2007-05-20 Jan Hubicka <jh@suse.cz>
1249 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1250 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1251 * ddg.c (create_ddg): LIkewise.
1252 * final.c (final): Remove hunk moving line numbernotes around since
1253 they are no longer present at this stage.
1254 (final_scan_insn): Use NOTE_KIND instead of
1255 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1256 (output_asm_label): Likewise.
1257 * reorg.c (dbr_schedule): Likewise.
1258 * haifa-sched.c (unlink_other_notes): Likewise.
1259 * mode-switching.c (optimize_mode_switching): Likewise.
1260 * graph.c (start_bb): Likewise.
1261 * rtl.def (NOTE): Update description.
1262 * jump.c (squeeze_notes): Delete.
1263 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1264 NOTE_INSN_BASIC_BLOCK_P when possible.
1265 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1266 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1267 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1268 (dwarf2out_var_location): Likewise.
1269 * cfgbuild.c (make_edges): Likewise.
1270 (find_basic_blocks_1): Likewise.
1271 * function.c (reorder_blocks_1): Likewise.
1272 (epilogue_done): Likewise.
1273 (reposition_prologue_and_epilogue_notes): Likewise.
1274 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1276 (print_rtl): Likewise.
1277 (print_rtl_single): Likewise.
1278 * gcse.c (insert_insn_start_bb): Likewise.
1279 * alias.c (init_alias_analysis): Likewise.
1280 * calls.c (fixup_tail_calls): Likewise.
1281 * except.c (sjlj_emit_function_enter): Likewise.
1282 * emit-rtl.c (add_insn_after): Likeiwse.
1283 (emit_label_before): Likewise.
1284 (emit_label_after): Likewise.
1285 (emit_note_before, emit_note_after, emit_note): Update
1286 parameter to be enum insn_note; do not deal with source
1288 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1289 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1291 (merge_blocks_move_successor_nojumps): Simplify now when
1292 we don't have BLOCK notes.
1293 (try_optimize_cfg): Likewise.
1294 * cfglayout.c (skip_insns_after_block): Likewise.
1295 (record_effective_endpoints): Likewise.
1296 (duplicate_insn_chain): Likewise.
1297 * varasm.c (output_constant_pool_1): Likewise.
1298 * sched-deps.c (sched_analyze): Likewise.
1299 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1301 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1302 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1303 (SET_INSN_DELETED): Simplify.
1304 (NOTE_LINE_NUMBER): Exterminate.
1305 (NOTE_LINE_KIND): New.
1306 (NOTE_INSN_BASIC_BLOCK_P): Update.
1307 (enum insn_note): Simplify.
1308 (GET_NOTE_INSN_NAME) Simplify.
1309 (emit_note_before, emit_note_after, emit_note): Update prototype.
1310 (squeeze_notes): Remove.
1311 * sched-int.h (NOTE_NOT_BB_P): Update.
1312 * resource.c (mark_target_live_regs): Update.
1313 * sched-rgn.c (debug_dependencies): Update.
1314 * sched-vis.c (print_insn): Update.
1315 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1316 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1317 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1318 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1319 (split_branches): Update.
1320 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1322 (sh_adjust_unroll_max): Exterminate.
1323 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1324 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1325 (m68hc11_reorg): Likewise.
1326 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1327 (emit_predicate_relation_info): Update.
1328 (process_for_unwind_directive): Update.
1329 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1330 (output_call): Update.
1331 * config/pa/pa.c (output_lbranch): Update.
1332 (output_millicode_call): Update.
1333 (output_call): Update.
1334 (pa_combine_instructions): Update.
1335 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1336 * config/bfin/bfin.c (gen_one_bundle): Update.
1337 * cfgrtl.c (can_delete_note_p): Update.
1338 (delete_insn): Update.
1339 (rtl_merge_blocks): Update.
1340 (commit_one_edge_insertion): Update.
1341 (rtl_verify_flow_info): Update.
1342 * stmt.c (expand_case): Do not call squeeze_notes.
1344 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1351 * c.opt (Wtype-limits): New.
1352 * doc/invoke.texi (Wtype-limits): Document it.
1353 (Wextra): Enabled by -Wextra.
1354 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1355 * c-common.c (shorten_compare): Warn with Wtype-limits.
1357 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1360 inlined function, not as a macro.
1361 (_mm_alignr_pi8): Ditto.
1362 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1363 (_mm_inserti_si64): Ditto.
1364 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1365 (_mm_extract_epi16): Ditto.
1366 (_mm_insert_epi16): Ditto.
1367 (_mm_shufflehi_epi16): Ditto.
1368 (_mm_shufflelo_epi16): Ditto.
1369 (_mm_shuffle_epi32): Ditto.
1370 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1371 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1373 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1375 (_m_to_float): Use C89 compatible assignment.
1377 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1380 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1382 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1385 * doc/invoke.texi (Wreturn-type): Complete description.
1386 (Wextra): Delete item about return-type warning.
1387 * c-decl.c: Delete redundant Wextra warning.
1389 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1392 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1393 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1394 inlined function, not as a macro.
1395 (_mm_prefetch): Ditto.
1397 (_mm_insert_pi16): Ditto.
1399 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1400 (_m_pshufw): Ditto. Add const to __N argument.
1401 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1402 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1403 (_mm_slli_epi32): Ditto.
1404 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1405 Add __inline to function declaration.
1406 (_mm_slli_si128): Ditto.
1408 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1410 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1411 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1413 (struct fenv): New structure.
1414 (FP_HANDLE_EXCEPTIONS): New define.
1415 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1416 (_FP_DECL_EXP): New define.
1417 (FP_INIT_ROUNDMODE): New define.
1418 (FP_ROUNDMODE): New define.
1420 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1422 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1423 (Wconversion): Update description.
1424 (Wconversion-sign): New.
1425 * c.opt (Wconversion-sign): New.
1426 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1427 means disabled for C++. Otherwise, take the status of Wconversion.
1428 * c-common.c (conversion_warning): Warn with either Wconversion or
1430 (warnings_for_convert_and_check): Conditions are already checked by
1432 (convert_and_check): Don't check warnings if the conversion failed.
1434 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1435 Anatoly Sokolov <aesok@dol.ru>
1437 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1438 avr_epilogue_uses) : Add declaration.
1439 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1440 * config/avr/constraints.md (R): New constraint.
1441 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1442 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1443 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1444 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1445 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1446 call_prologue_saves, epilogue_restores, return_from_epilogue,
1447 return_from_main_epilogue, return_from_interrupt_epilogue,
1448 return_from_naked_epilogue, prologue, epilogue): New patterns.
1449 (jump): Handle symbol reference.
1450 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1451 avr_output_function_prologue, avr_output_function_epilogue): Remove
1453 (avr_init_machine_status, expand_prologue, expand_epilogue,
1454 avr_asm_function_end_prologue, avr_epilogue_uses,
1455 avr_asm_function_begin_epilogue): New functions.
1456 (prologue_size, epilogue_size, jump_tables_size): Remove global
1458 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1459 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1460 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1461 (avr_override_options): Initialise init_machine_status.
1462 (output_movhi): Handle all stack pointer loads.
1463 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1464 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1465 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1466 (EPILOGUE_USES) Redefine.
1467 (machine_function) Declare.
1469 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1471 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1472 Use a single return statement.
1474 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1477 * builtins.c (do_mpfr_lgamma_r): New.
1478 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1479 * tree.h (CASE_FLT_FN_REENT): New.
1481 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1483 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1484 (output_die): Use 'unsigned long' with %x.
1485 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1486 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1487 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1489 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1491 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1496 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1497 true if function has no argument.
1499 2007-05-18 DJ Delorie <dj@redhat.com>
1501 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1502 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1504 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1506 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1507 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1508 count_trailing_zeros.
1509 (__i386__): Implement count_leading_zeros using __builtin_clz().
1510 Implement count_trailing_zeros usign __builtin_ctz().
1512 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1514 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1516 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1519 * expr.c (emit_move_change_mode): Change mode of push operands here.
1521 2007-05-17 Ian Lance Taylor <iant@google.com>
1523 PR tree-optimization/31953
1524 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1526 (set_value_range_to_null): Call set_value_range_to_value.
1527 (extract_range_from_comparison): Likewise.
1529 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1531 * toplev.c (print_version): Output GMP/MPFR version info.
1533 * builtins.c (CASE_MATHFN_REENT): New macro.
1534 (mathfn_built_in): Use it.
1535 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1536 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1537 BUILT_IN_LGAMMAL_R): New.
1538 * doc/extend.texi: Document new builtins.
1541 * builtins.c (do_mpfr_remquo): New.
1542 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1543 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1546 * builtins.c (fold_builtin_1): Handle y0, y1.
1547 (fold_builtin_2): Handle yn.
1550 * builtins.c (do_mpfr_bessel_n): New.
1551 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1552 (fold_builtin_2): Handle BUILT_IN_JN.
1554 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1557 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1558 TYPE_PRECISION (intmax_type_node).
1560 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1563 * reload.c (subst_reloads): Remove checking.
1565 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1567 PR rtl-optimization/31691
1568 * combine.c (simplify_set): Build a new src pattern instead of
1569 substituting its operands in the COMPARE case.
1571 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1573 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1574 (execute_vrp): Preserve loops through jump threading.
1575 * tree-ssa-threadupdate.c (thread_single_edge,
1576 dbds_continue_enumeration_p, determine_bb_domination_status,
1577 thread_through_loop_header): New functions.
1578 (create_edge_and_update_destination_phis,
1579 create_edge_and_update_destination_phis): Set loops for the new blocks.
1580 (prune_undesirable_thread_requests): Removed.
1581 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1583 (thread_block): Do not call prune_undesirable_thread_requests.
1585 (mark_threaded_blocks): Select edges to thread here.
1586 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1587 Thread edges through loop headers independently.
1588 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1589 * tree-pass.h (TODO_mark_first_instance): New.
1590 (first_pass_instance): Declare.
1591 * cfghooks.c (duplicate_block): Put the block to the original loop
1592 if copy is not specified.
1593 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1594 jump threading. Pass may_peel_loop_headers to
1595 thread_through_all_blocks according to first_pass_instance.
1596 * cfgloop.h (create_preheader): Declare.
1597 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1598 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1599 * passes.c (first_pass_instance): New variable.
1600 (next_pass_1): Set TODO_mark_first_instance.
1601 (execute_todo): Set first_pass_instance.
1603 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1605 PR tree-optimization/24659
1606 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1607 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1608 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1609 OTI_vec_pack_ufix_trunc.
1610 (vec_unpacks_float_hi_optab): Define new macro.
1611 (vec_unpacks_float_lo_optab): Ditto.
1612 (vec_unpacku_float_hi_optab): Ditto.
1613 (vec_unpacku_float_lo_optab): Ditto.
1614 (vec_pack_sfix_trunc_optab): Ditto.
1615 (vec_pack_ufix_trunc_optab): Ditto.
1616 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1617 and vec_pack_[s|u]fix_trunc_optab using
1618 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1619 * tree-vectorizer.c (supportable_widening_operation): Handle
1620 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1621 (supportable_narrowing_operation): New function.
1622 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1623 * tree-vect-transform.c (vectorizable_conversion): Handle
1624 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1625 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1626 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1627 to check for target support.
1628 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1629 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1630 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1631 for VEC_PACK_FIX_TRUNC_EXPR.
1632 (expand_binop): Special case mode of the result for
1633 vec_pack_[u|s]fix_trunc_optab.
1634 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1635 vec_pack_[u|s]fix_trunc_optab.
1637 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1638 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1639 * tree-pretty-print.c (dump_generic_node): Handle
1640 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1641 VEC_PACK_FIX_TRUNC_EXPR.
1643 * expr.c (expand_expr_real_1): Ditto.
1644 * tree-inline.c (estimate_num_insns_1): Ditto.
1645 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1647 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1648 (vec_unpacks_float_lo_v8hi): Ditto.
1649 (vec_unpacku_float_hi_v8hi): Ditto.
1650 (vec_unpacku_float_lo_v8hi): Ditto.
1651 (vec_unpacks_float_hi_v4si): Ditto.
1652 (vec_unpacks_float_lo_v4si): Ditto.
1653 (vec_pack_sfix_trunc_v2df): Ditto.
1655 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1657 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1658 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1659 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1660 [vec_pack_ufix_trunc]: Ditto.
1661 [vec_unpacks_float_hi]: Ditto.
1662 [vec_unpacks_float_lo]: Ditto.
1663 [vec_unpacku_float_hi]: Ditto.
1664 [vec_unpacku_float_lo]: Ditto.
1666 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1668 * soft-fp/README: Update for new files.
1669 * soft-fp/floattisf.c: New file.
1670 * soft-fp/floattidf.c: New file.
1671 * soft-fp/floattitf.c: New file.
1672 * soft-fp/floatuntisf.c: New file.
1673 * soft-fp/floatuntidf.c: New file.
1674 * soft-fp/floatuntitf.c: New file.
1675 * soft-fp/fixsfti.c: New file.
1676 * soft-fp/fixdfti.c: New file.
1677 * soft-fp/fixtfti.c: New file.
1678 * soft-fp/fixunssfti.c: New file.
1679 * soft-fp/fixunsdfti.c: New file.
1680 * soft-fp/fixunstfti.c: New file.
1681 * soft-fp/extendxftf.c: New file.
1682 * soft-fp/trunctfxf.c: New file.
1684 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1685 (__trunctfxf2): Ditto.
1687 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1688 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1689 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1690 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1691 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1692 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1694 * config/i386/t-fprules-softfp64: New file.
1695 * config/i386/sfp-machine.h: New file.
1696 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1697 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1698 and soft-fp/t-softfp to tmake_file.
1699 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1700 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1702 * config/i386/t-linux64 (softfp_wrap_start): New.
1703 (softfp_wrap_end): New.
1704 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1705 supported for TARGET_64BIT.
1707 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1709 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1710 c_common_unsigned_type behavior.
1712 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1714 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1717 2007-05-16 Eric Christopher <echristo@apple.com>
1719 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1720 saving after stack push. Set sp_offset whenever we push.
1721 (rs6000_emit_epilogue): Move altivec register restore before
1724 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1726 * configure.ac: Allow sysroots to be relocated under $prefix as
1727 well as $exec_prefix.
1728 * configure: Regenerate.
1730 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1734 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1736 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1737 (gcc_tooldir): Likewise.
1738 * configure: Regenerate.
1739 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1740 old configure.ac gcc_tooldir setting.
1741 (prefix_to_exec_prefix): New variable.
1742 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1743 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1745 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1747 * c-typeck.c (build_binary_op): Return early for error.
1749 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1751 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1752 struct nb_iter_bound.
1753 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1754 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1755 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1756 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1757 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1758 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1759 (del_scev_info): Use ggc_free.
1760 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1761 * loop-init.c: Include ggc.h.
1762 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1763 (loop_optimizer_finalize): Use ggc_free.
1764 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1765 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1766 pass_iv_optimize): Add TODO_ggc_collect.
1767 * function.h (struct function): Remove skip marker from x_current_loops.
1768 * cfgloop.c: Include ggc.h.
1769 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1771 (establish_preds): Vector superloops is gc allocated.
1772 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1774 (flow_loops_find): Vector larray is gc allocated.
1775 (loop_exit_free): Use ggc_free.
1776 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1777 that head of exits list is now not a part of struct loop.
1778 (record_loop_exits): Allocate exits table in gc memory.
1779 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1780 head of exits list is now not a part of struct loop.
1781 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1782 struct loop_exit): Add GTY marker.
1783 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1784 Add skip marker to aux field. Make head of exits list a separate
1786 (struct loops): Add GTY marker. Make larray vector gc allocated.
1787 Add param marker to exits table.
1788 (get_loops): Type changed.
1789 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1791 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1792 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1793 * basic-block.h (struct basic_block_def): Remove skip marker from
1796 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1798 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1799 of 0 in the call to expand_expr().
1800 (expand_builtin_mathfn_3): Ditto.
1801 (expand_builtin_interclass_mathfn): Ditto.
1802 (expand_builtin_cexpi): Ditto.
1803 (expand_builtin_int_roundingfn): Ditto.
1804 (expand_builtin_int_roundingfn_2): Ditto.
1805 (expand_builtin_pow): Ditto.
1806 (expand_builtin_powi): Ditto.
1807 (expand_builtin_bswap): Ditto.
1808 (expand_builtin_unop): Ditto.
1809 (expand_builtin_fabs): Ditto.
1810 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1811 the call to expand_expr().
1812 (expand_builtin_sync_operation): Ditto.
1813 (expand_builtin_compare_and_swap): Ditto.
1814 (expand_builtin_lock_test_and_set): Ditto.
1815 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1816 instead of 0 in the call to expand_expr().
1817 (expand_builtin_extract_return_addr): Ditto.
1818 (expand_builtin_eh_return): Ditto.
1819 (expand_eh_return): Ditto.
1820 * explow.c (expr_size): Ditto.
1821 * expr.c (optimize_bitfield_assignment_op): Ditto.
1822 (expand_assignement): Ditto.
1823 (store_expr): Ditto.
1824 (store_field): Ditto.
1825 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1826 the call to expand_expr().
1827 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1828 in the call to expand_expr().
1829 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1830 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1831 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1833 * optabs.c (expand_vec_shift_expr): Ditto.
1834 (expand_vec_cond_expr): Ditto.
1835 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1836 call to expand_expr().
1837 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1838 in the call to expand_expr().
1840 2007-05-14 Dave Korn <dave.korn@artimi.com>
1842 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1844 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1846 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1847 instead of c_common_unsigned_type.
1848 (c_common_unsigned_type): Remove.
1849 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1850 c_common_unsigned_type.
1851 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1852 c_common_unsigned_type.
1853 * c-common.h (c_common_unsigned_type): Remove.
1854 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1855 c_common_unsigned_type.
1856 * c-format.c (check_format_types): Use unsigned_type_for instead of
1857 c_common_unsigned_type.
1858 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1859 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1860 c_common_unsigned_type.
1861 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1862 lang_hooks.types.unsigned_type.
1863 * expmed.c (make_tree): Use unsigned_type_for instead of
1864 lang_hooks.types.unsigned_type.
1865 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1866 lang_hooks.types.unsigned_type.
1867 (build_range_check): Likewise.
1868 (fold_unary): Likewise.
1869 (fold_binary): Likewise.
1870 (fold_ternary): Likewise.
1871 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1872 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1873 * tree.c (get_unsigned_type): New.
1874 (unsigned_type_for): Use get_unsigned_type instead of
1875 lang_hooks.types.unsigned_type.
1877 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1879 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1880 to m68k_get_function_kind. Update its prototype.
1881 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1883 (m68k_interrupt_function_p): Return enum m68k_function_type
1884 instead of bool. Rename to m68k_get_function_kind.
1885 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1887 (m68k_compute_frame_layout): Don't mark any register for save
1888 if an interrupt_thread attribute is specified.
1889 (m68k_hard_regno_rename_ok): Update a use of
1890 m68k_interrupt_function_p.
1891 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1892 m68k_interrupt_function_p.
1893 (m68k_function_type): New.
1894 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1895 for a function with an interrupt_thread attribute.
1896 * doc/extend.texi: Document the interrupt_thread attribute.
1898 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1900 Fix PR tree-optimization/31911
1901 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1902 if they didn't change the expression.
1904 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1906 * tree-scalar-evolution.c (resolve_mixers): Exported.
1907 * tree-scalar-evolution.h (resolve_mixers): Declare.
1908 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1909 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1910 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1911 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1912 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1913 strip_conversion, analyze_offset_expr, address_analysis,
1914 object_analysis, analyze_offset): Removed.
1915 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1916 split_constant_offset, canonicalize_base_object_address,
1917 object_address_invariant_in_loop_p, disjoint_objects_p,
1918 dr_may_alias_p, dr_address_invariant_p): New functions.
1919 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1920 and dr_analyze_alias.
1921 (initialize_data_dependence_relation): Use dr_may_alias_p
1922 and object_address_invariant_in_loop_p.
1923 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1925 (find_data_references_in_stmt): Restrict the analysis of data references
1926 to the given loop nest.
1927 (find_data_references_in_loop): Made static. Pass loop nest to
1928 find_data_references_in_stmt.
1929 (compute_data_dependences_for_loop): Use DR_VOPS.
1930 (free_data_ref): Free DR_VOPS.
1931 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1932 (struct innermost_loop_behavior): ... new.
1933 (struct base_object_info): Replaced by ...
1934 (struct indices): ... new.
1935 (struct dr_alias): New.
1936 (enum data_ref_type): Removed.
1937 (struct data_reference): Consist of struct innermost_loop_behavior,
1938 struct indices and struct dr_alias.
1939 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1940 (DR_MEMTAG): Renamed to ...
1941 (DR_SYMBOL_TAG): ... this.
1942 (find_data_references_in_loop): Declaration removed.
1943 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1944 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1945 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1946 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1948 2007-05-13 Revital Eres <eres@il.ibm.com>
1950 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1951 which walks virtual def-use chains to find redundant stores.
1952 (dse_optimize_stmt): Call it.
1954 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1956 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1957 * passes.c (init_optimization_passes): Move pass_jump_bypass
1960 * basic-block.h (bb_has_eh_pred): Fix style issue.
1962 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1964 PR rtl-optimization/31848
1965 * loop-invariant.c (move_invariant_reg): If we move an insn
1966 with a REG_EQUAL note, and that insn is not always executed,
1967 remove the REG_EQUAL note.
1969 2007-05-12 Richard Guenther <rguenther@suse.de>
1971 PR tree-optimization/31797
1972 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1973 propagate into a stmt that has volatile ops.
1975 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1977 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1978 (gcc_tooldir): Likewise.
1979 * configure: Regenerate.
1980 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1981 old configure.ac gcc_tooldir setting.
1982 (prefix_to_exec_prefix): New variable.
1983 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1984 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1986 2007-05-11 Silvius Rus <rus@google.com>
1988 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1989 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1990 * c-common.h (strict_aliasing_warning): Change return type.
1991 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1992 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1993 (build_c_cast): Condition call to strict_aliasing_warning.
1994 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1995 * flags.h (set_Wstrict_aliasing): Declare.
1996 * opts.c (set_Wstrict_alising): Define, add call to.
1997 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1998 * tree-ssa-alias-warnings.c: New file.
1999 * tree-ssa-alias.c (compute_may_aliases): Add call to
2000 strict_aliasing_warning_backend.
2002 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2004 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2005 Use loop_depth and loop_outer accessor functions.
2006 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2007 determine_invariantness_stmt, move_computations_stmt): Ditto.
2008 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2009 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2010 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2011 * tree-scalar-evolution.c (interpret_loop_phi,
2012 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2013 instantiate_parameters_1, scev_const_prop): Ditto.
2014 * cfghooks.c (make_forwarder_block): Ditto.
2015 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2016 * modulo-sched.c (loop_canon_p): Ditto.
2017 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2018 slpeel_can_duplicate_loop_p): Ditto.
2019 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2020 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2021 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2022 cancel_loop, verify_loop_structure): Ditto.
2023 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2024 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2025 superloops vector instead of "pred" array.
2026 (establish_preds): Take father loop as an argument. Initialize the
2028 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2029 initialize loop->outer.
2030 (flow_loop_tree_node_remove): Truncate the superloops vector.
2031 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2032 "pred" merged to "superloops" vector.
2033 (loop_depth, loop_outer): New.
2034 (fel_init): Use loop_outer.
2036 2007-05-11 Jan Hubicka <jh@suse.cz>
2038 * cgraphunit.c: Include gt-cgraphunit.h
2039 (static_ctors, static_dtors): New static vars.
2040 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2041 based on implementation in c-common.c
2042 (cgraph_finalize_function): Call record_cdtor_fn.
2043 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2044 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2045 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2046 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2047 build_cdtor, c_build_cdtor_fns): Remove.
2048 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2049 c_build_cdtor_fns): Remove prototype.
2051 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2054 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2055 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2056 * builtins.c (fold_builtin_memchr): New.
2057 (expand_builtin_memchr): Call the latter.
2058 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2059 * doc/extend.texi ([Other built-in functions provided by GCC]):
2062 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2064 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2065 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2066 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2067 PFPO_OP1_TYPE_SHIFT): Constants added.
2068 (DFP_ALL): Mode macro defined.
2069 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2070 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2071 Insn definitions added.
2072 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2073 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2076 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2078 PR tree-optimization/31885
2079 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2081 (automatically_generated_chrec_p): Return false for NULL.
2083 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2085 * config/bfin/bfin.h (MOVE_RATIO): Define.
2087 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2089 * config.gcc (sparc-wrs-vxworks): New target.
2090 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2091 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2092 * config/sparc/sparc.h: Include vxworks-dummy.h.
2093 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2094 include LABEL_REFs too.
2095 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2096 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2098 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2100 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2101 (sparc_emit_call_insn): New function.
2102 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2103 functions when generating VxWorks PIC.
2104 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2105 (call, call_value): Use sparc_emit_call_insn instead of
2108 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2110 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2112 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2114 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2115 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2116 instead of operand_subword.
2118 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2120 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2121 * config/bfin/bfin.c (bfin_local_alignment): New function.
2122 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2124 2007-05-08 Chao-ying Fu <fu@mips.com>
2126 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2127 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2128 (smsub_widen_optab, umsub_widen_optab): Define.
2129 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2131 * genopinit.c (optabs): Fill in smsub_widen_optab and
2133 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2134 and umsub_widen_optab to implement multiply-subtract sequences.
2135 * config/mips/mips.md (*msac<u>_di): Rename to...
2136 (<u>msubsidi4): ...this. Extend condition to include
2137 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2138 of operand 0 to "ka" and use the three-operand form of msub<u>
2140 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2143 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2145 PR rtl-optimization/28011
2146 * reload.c (push_reload): Set dont_share if IN appears in OUT
2147 also when IN is a PLUS rtx.
2148 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2151 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2153 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2154 call unshare_all_decls.
2155 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2156 (unshare_all_decls): Remove.
2158 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2161 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2164 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2165 Nigel Stephens <nigel@mips.com>
2167 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2168 Update comments and all uses.
2169 (MIN_FPRS_PER_FMT): Define.
2170 * config/mips/mips.c (function_arg): Fix to correctly handle
2171 the -mips32r2 -mfp64 -mabi=32 case.
2172 (override_options): Enable use of odd-numbered registers for
2173 SFmode values on MIPS32.
2174 (mips_save_reg_p): Save whole floating-point register pair if
2175 either half is used.
2176 (compute_frame_size): Fix comment.
2178 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2180 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2181 argument of type bool.
2182 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2183 argument. Safely select temporary P register according to it.
2184 (do_link): Change call site of add_to_reg accordingly.
2185 (do_unlink): Add epilogue_p as a fourth argument and pass it
2187 (expand_interrupt_handler_epilogue): Change call of do_unlink
2189 (bfin_expand_prologue): Add a third argument sibcall_p.
2190 * config/bfin/bfin.md (epilogue): Change call of
2191 bfin_expand_epilogue accordingly.
2192 (sibcall_epilogue): Likewise.
2193 (eh_return_internal): Likewise.
2195 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2196 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2197 * config/bfin/bfin.c (bfin_handle_option): Handle
2198 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2199 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2200 Support bf534, bf536 and bf561.
2201 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2203 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2206 * config/i386/i386.c (ix86_function_regparm): Process local
2207 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2209 2007-05-07 Mike Stump <mrs@apple.com>
2211 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2212 also checks for and while statements in C++.
2214 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2216 * gcc.c (at_file_supplied): New variable.
2217 (main): Set it if we expanded argv.
2218 (do_spec_1): Pass an @-file to the linker if we were called with
2219 an @-file argument and HAVE_GNU_LD.
2220 * collect2.c (at_file_supplied): New variable.
2221 (response_file): New variable.
2222 (collect_exit): Unlink response_file if necessary.
2223 (handler): Likewise.
2224 (do_wait): Likewise.
2225 (main): Set at_file_supplied if we expanded argv.
2226 (collect_execute): Pass an @-file to subprocesses if we were called
2227 with an @-file argument.
2228 * configure.ac: Add define for HAVE_GNU_LD.
2229 * configure: Regenerate.
2230 * config.in: Regenerate.
2232 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2234 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2240 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2242 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2243 (TARGET_ENCODE_SECTION_INFO): Re-define.
2244 (m32c_encode_section_info): New
2245 (function_vector_handler): New
2246 (current_function_special_page_vector): New
2247 (m32c_special_page_vector_p): New.
2248 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2250 * config/m32c/jump.md: Added instruction JSRS for functions
2251 with attribute "function_vector".
2252 * doc/extend.texi (function_vector): Added description
2253 for M16C, M32C targets.
2255 2007-05-07 DJ Delorie <dj@redhat.com>
2258 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2259 ashrpsi3, lshrpsi3): Update shift count constraint.
2261 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2262 Nathan Froyd <froydnj@codesourcery.com>
2265 * c-incpath.c (add_path): Strip trailing path separators.
2267 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2270 Free dominance info before purging EH edges.
2271 (eliminate_degenerate_phis): Likewise.
2272 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2274 2007-05-07 Jan Hubicka <jh@suse.cz>
2276 * gimplify.c (gimplify_expr): Do not crash when folding
2277 (void *)(int)&a + 4.
2279 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2282 * c-opts.c (lang_fortran): Make it non static.
2283 * c-common.h (lang_fortran): New prototype.
2284 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2285 -lang-fortran option was passed by the driver.
2287 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2289 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2290 of ASSERT_CHECKING. Tweak message.
2292 2007-05-06 Revital Eres <eres@il.ibm.com>
2295 * loop-unroll.c (insert_var_expansion_initialization):
2296 Initialize the expansions with -zero instead of +zero.
2298 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2300 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2301 into pic and non-pic versions. Mark r19 as used for
2302 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2303 for tgd_load, tld_load and tie_load .
2304 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2305 version of tgd_load, tld_load and tie_load depending on the
2308 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2309 Jakub Jelinek <jakub@redhat.com>
2311 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2312 (__do_global_dtors_aux): Use more paranoid loop to run
2313 destructors if HIDDEN_DTOR_LIST_END.
2314 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2316 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2318 * varasm.c (align_variable): Don't increase alignment for
2319 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2320 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2322 2007-05-04 Josh Conner <jconner@apple.com>
2324 * basic-block.h (cdi_direction): Assign values to all enumeration
2326 (dom_computed): Remove.
2327 (dom_info_state): New.
2328 (set_dom_info_availability): New.
2329 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2330 walk_data.dom_direction.
2331 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2332 instead of dom_computed[].
2333 (split_edge): Likewise.
2334 (create_basic_block): Likewise.
2335 (merge_blocks): Likewise.
2336 * ifcvt.c (find_if_header): Likewise.
2337 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2338 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2339 * tree-ssa.c (verify_ssa): Likewise.
2340 * tree-cfg.c (tree_verify_flow_info): Likewise.
2341 (remove_edge_and_dominated_blocks): Likewise.
2342 * dominance.c (dom_computed): Make static.
2343 (calc_dfs_tree_nonrec): Change third param to a bool.
2344 (calc_dfs_tree): Change second param to a bool.
2345 (calc_idioms): Change second param to a bool. Use
2346 dom_convert_dir_to_idx.
2347 (init_dom_info): Validate dir before using.
2348 (dom_convert_dir_to_idx): New.
2349 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2350 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2351 (free_dominance_info): Use dom_convert_dir_to_idx.
2352 (get_immediate_dominator): Likewise.
2353 (set_immediate_dominator): Likewise.
2354 (get_dominated_by): Likewise.
2355 (redirect_immediate_dominators): Likewise.
2356 (nearest_common_denominator): Likewise.
2357 (dominated_by_p): Likewise.
2358 (bb_dom_dfs_in): Likewise.
2359 (bb_dom_dfs_out): Likewise.
2360 (recount_dominator): Likewise.
2361 (iterate_fix_dominators): Likewise.
2362 (add_to_dominance_info): Likewise.
2363 (delete_from_dominance_info): Likewise.
2364 (first_dom_son): Likewise.
2365 (next_dom_son): Likewise.
2366 (dom_info_available_p): Likewise.
2367 (dom_info_state): New.
2368 (set_dom_info_availability): New.
2370 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2372 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2374 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2376 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2378 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2379 (subdi3, subdi_carry): Delete.
2381 2007-05-04 Jan Hubicka <jh@suse.cz>
2382 Richard Guenther <rguenther@suse.de>
2384 * opts.c (decode_options): Do not fiddle with inlining
2385 parameters in case of optimizing for size.
2386 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2387 for size do nothing.
2388 (cgraph_decide_inlining_of_small_function): When optimizing for
2389 size never inline functions increasing caller size.
2390 (cgraph_early_inlining): Inline for size when optimizing for size.
2392 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2394 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2395 logical operations piecewise.
2396 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2397 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2398 subdi_sesidi_di): Delete.
2399 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2400 the generated sequence. Allow three-reg add in constraints. Rewrite
2401 the rtl expression for carry to avoid zero_extend of a constant.
2402 (sub_with_carry): New pattern.
2403 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2404 different sequence not involving jumps.
2405 (notbi): Now a named pattern.
2407 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2409 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2410 Add the note about a significant loss of accuracy of some
2411 mathematical routines when these options are used.
2413 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2415 * haifa-sched.c (rtx_vec_t): New typedef.
2416 (contributes_to_priority_p): Extract piece of priority () into new
2418 (priority): Use the function. Add assertion.
2419 (rank_for_schedule, set_priorities): Add assertion to check that
2420 insn's priority is initialized.
2421 (clear_priorities, calc_priorities): Change signature. Make it update
2422 all relevant insns. Update all callers ('add_to_speculative_block ()'
2423 and 'create_block_check_twin ()').
2424 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2425 Add new field 'priority_status'.
2426 (INSN_PRIORITY_STATUS): New macro.
2427 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2429 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2431 * sched-ebb.c (debug_ebb_dependencies): New static function.
2432 (init_ready_list): Use it.
2434 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2435 with changed signature and 'debug_rgn_dependencies ()'.
2436 (debug_rgn_dependencies): New static function.
2437 (init_ready_list): Use it.
2439 * sched-int.h (debug_dependencies): Declare.
2441 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2443 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2445 2007-05-04 Dirk Mueller <dmueller@suse.de>
2447 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2449 2007-05-03 Jan Hubicka <jh@suse.cz>
2451 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2452 for pointer type in more cases than before.
2454 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2456 * tree-object-size.c (plus_expr_object_size): When operand size is
2457 unknown, return unknown.
2459 2007-05-03 Dirk Mueller <dmueller@suse.de>
2461 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2463 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2466 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2468 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2470 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2472 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2474 * config/soft-fp/double.h, config/soft-fp/extended.h,
2475 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2476 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2477 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2478 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2481 2007-05-03 Ian Lance Taylor <iant@google.com>
2483 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2484 MASK_PPC_GFXOPT for 8540 or 8548.
2486 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2488 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2489 vect_print_dump_info() to output debug information.
2491 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2494 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2495 operands of size 2 when operand is not MEM_P.
2497 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2499 PR tree-optimization/30565
2500 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2502 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2504 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2505 (umulsi3_highpart): Use them.
2506 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2507 for final accumulator to D regisster tranfser.
2509 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2511 PR tree-optimization/31699
2512 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2514 (vect_enhance_data_refs_alignment): Compute peel amount using
2515 TYPE_VECTOR_SUBPARTS instead of vf.
2516 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2518 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2521 * system.h: Remove inclusion of double-int.h
2522 * tree.h: Include double-int.h
2523 * gengtype.c: Likewise
2524 * cfgloop.h: Likewise
2525 * Makefile.in: Adjust dependencies on double-int.h
2527 2007-05-02 Eric Christopher <echristo@apple.com>
2529 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2530 -shared to -Zdynamiclib.
2532 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2535 * c-common.c (strip_pointer_or_array_types): New function.
2536 * c-common.h (strip_pointer_or_array_types): New function declaration.
2538 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2540 PR tree-optimization/31771
2541 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2543 2007-05-02 Paul Brook <paul@codesourcery.com>
2545 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2547 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2550 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2553 2007-05-02 Nick Clifton <nickc@redhat.com>
2555 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2557 2007-05-02 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/31146
2560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2561 argument, single_use_p. If we have a single use that is
2562 a conversion to the definition rhs type, propagate that rhs.
2563 (forward_propagate_addr_expr): Pass single_use_p argument
2564 to forward_propagate_addr_expr_1.
2566 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2571 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2573 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2574 'AMD Family 10 core'.
2576 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2578 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2579 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2580 with SSE3 instruction set support.
2581 * doc/invoke.texi: Likewise.
2583 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2585 * config/i386/i386.c (override_options): Tuning 32-byte loop
2586 alignment for amdfam10 architecture. Increasing the max loop
2587 alignment to 24 bytes.
2589 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2591 * config/m68k/constraints.md: New.
2592 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2593 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2594 EXTRA_CONSTRAINT): Remove.
2595 * config/m68k/m68k.md: Include constraints.md.
2596 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2598 2007-05-01 Ian Lance Taylor <iant@google.com>
2600 PR tree-optimization/31739
2601 * tree-vrp.c (vrp_val_is_max): New static function.
2602 (vrp_val_is_min): New static function.
2603 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2605 (set_value_range): Use vrp_val_is_{max,min}.
2606 (extract_range_from_assert): Likewise.
2607 (extract_range_from_binary_expr): Likewise.
2608 (extract_range_from_unary_expr): Likewise.
2609 (dump_value_range, vrp_meet): Likewise.
2610 (vrp_visit_phi_node): Likewise.
2611 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2613 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2615 * config/i386/gmon-sol2.c (size_t): New type.
2616 (intptr_t): Likewise.
2617 (s_textsize): Declare as size_t.
2619 (monstartup): Use size_t for sizes.
2620 (_mcount): Save and restore registers.
2621 (internal_mcount): Pass 0 as the first argument to monstartup
2623 (moncontrol): Convert pointer to appropriately sized integer
2624 before passing to profil.
2626 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2628 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2629 __NO_FPRS__, not just if _SOFT_DOUBLE.
2630 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2631 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2632 also for E500 double.
2633 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2634 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2637 2007-05-01 Richard Guenther <rguenther@suse.de>
2639 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2642 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2644 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2646 2007-05-01 Jan Hubicka <jh@suse.cz>
2648 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2651 2007-05-01 Jan Hubicka <jh@suse.cz>
2653 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2654 (maybe_fold_offset_to_reference): Declare.
2655 * fold-const.c (fold_unary): Do not fold
2656 (type *)&A into &A->field_of_type_and_offset_0
2657 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2658 size is unknown, give up.
2659 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2661 (maybe_fold_offset_to_reference): New.
2662 (maybe_fold_stmt_indirect): Use it.
2663 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2664 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2666 (gimplify_expr): Likewise for plus_expr.
2668 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2670 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2671 bsi_after_labels. Always insert statements before bsi.
2672 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2673 * predict.c (apply_return_prediction): Check for empty blocks.
2674 * cfgexpand.c (lab_rtx_for_bb): New variable.
2675 (label_rtx_for_bb): Do not create new tree labels.
2676 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2677 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2678 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2680 (label_for_bb): Add field used.
2681 (update_eh_label, main_block_label): Mark the label used.
2682 (cleanup_dead_labels): Remove unused labels.
2684 2007-05-01 Richard Guenther <rguenther@suse.de>
2686 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2687 if it is not about to be set.
2688 (get_value_range): Do not pre-allocate equiv bitmap.
2689 (update_value_range): No need to clear equiv field.
2690 (add_equivalence): Change prototype to get bitmap pointer.
2691 Allocate bitmap here if it is not already.
2692 (extract_range_from_assert): Do not allocate bitmap here.
2693 Update callers to add_equivalence.
2694 (extract_range_from_ssa_name): Likewise.
2695 (get_vr_for_comparison): New static helper.
2696 (compare_name_with_value): Handle NULL equiv bitmap by
2697 peeling the first iteration of the comparison loop.
2698 Use get_vr_for_comparison.
2699 (compare_names): Handle NULL equiv bitmaps by using fake
2700 ones. Use get_vr_for_comparison.
2702 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2704 * double-int.c (mpz_set_double_int): Moved from
2705 tree-ssa-loop-niter.c.
2706 (mpz_get_double_int): Likewise; also, add option to wrap
2707 out-of-range integers.
2708 * double-int.h: New prototypes for above.
2709 * tree.c (get_static_type_bounds): Moved from
2710 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2711 TYPE_MAX_VALUE if they exist..
2712 * tree.h: New prototype for above.
2713 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2714 get_type_bounds calls.
2715 (mpz_set_double_int): Move to double-int.c.
2716 (get_type_bounds): Move to tree.c, rename to
2717 get_static_type_bounds.
2718 (mpz_to_double_int): Move to double-int.c, rename to
2721 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2723 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2724 DIV0 exception can fall through to a normal return.
2726 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2730 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2731 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2732 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2733 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2734 initialize align to silence bogus warning.
2735 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2736 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2738 (struct sra_walk_fns): Remove use_all parameter from use.
2739 (sra_hash_tree): Handle BIT_FIELD_REFs.
2740 (sra_elt_hash): Don't hash bitfld blocks.
2741 (sra_elt_eq): Skip them in parent compares as well. Handle
2743 (sra_walk_expr): Don't maintain or pass down use_all_p.
2744 (scan_use): Remove use_all parameter.
2745 (scalarize_use): Likewise. Re-expand assignment to
2746 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2747 output, and re-scalarize after output. Don't mark anything
2749 (scalarize_ldst): Adjust.
2750 (scalarize_walk_gimple_modify_statement): Likewise.
2751 (build_element_name_1): Handle BIT_FIELD_REFs.
2752 (instantiate_element): Don't warn for any element whose parent
2754 (instantiate_missing_elements_1): Return the sra_elt.
2755 (canon_type_for_field): New.
2756 (try_instantiate_multiple_fields): New.
2757 (instantiate_missing_elemnts): Use them.
2758 (mark_no_warning): Removed.
2759 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2760 (REPLDUP, sra_build_elt_assignment): New.
2761 (generate_copy_inout): Use them.
2762 (generate_element_copy): Likewise. Handle bitfld differences.
2763 (generate_element_zero): Don't recurse for blocks. Use
2764 sra_build_elt_assignment.
2765 (generate_one_element_int): Take elt instead of var. Use
2766 sra_build_elt_assignment.
2767 (generate_element_init_1): Adjust.
2768 (scalarize_use, scalarize_copy): Use REPLDUP.
2769 (scalarize_ldst): Move assert before dereference.
2770 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2772 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2775 * tree.c (reconstruct_complex_type): Reconstruct a reference
2777 Also use the same mode for the pointer as the old pointer type.
2779 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2781 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2784 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2786 PR rtl-optimization/31676
2787 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2788 (df_refs_record): Call it.
2790 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2792 * rtl.def (SS_ABS): New code.
2793 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2794 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2795 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2796 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2797 (bfin_init_builtins): Define them.
2798 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2799 (bfin_expand_builtin): ... and handle the others here.
2800 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2801 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2802 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2803 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2804 operand is only HImode.
2806 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2808 * regclass.c (scan_one_insn): Remove splitting of
2811 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2812 Nigel Stephens <nigel@mips.com>
2814 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2816 2007-04-28 Jan Hubicka <jh@suse.cz>
2818 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2819 insn_locators_alloc instead of insn_locators_initialize;
2820 call reset_block_changes.
2821 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2822 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2823 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2824 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2825 * config/score/score.c (th_output_mi_thunk): Likewise.
2826 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2827 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2828 tolerate uninitialized locator info.
2831 * function.c (init_function_start): Don't init line number info.
2832 (expand_function_end): Update.
2833 (reset_block_changes, record_block_change, finalize_block_changes,
2834 check_block_change, free_block_changes): Kill.
2835 * function.h (reset_block_changes, record_block_change,
2836 finalize_block_changes, check_block_change, free_block_changes): Remove
2838 (struct function): Remove ib_boundaries_block.
2839 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2840 Use curr_insn_locator to initialize locator.
2841 (emit_line_note): Remove.
2842 * cfgexpand.c (expand_gimple_cond_expr): Update.
2843 (construct_exit_block): Likewise.
2844 (tree_expand_cfg): Initialize/finalize locators.
2845 * expr.c (expand_expr_real): Update.
2846 * cfglayout.c (line_locators_locs, line_locators_lines,
2847 file_locators_locs, file_locators_files): Remove.
2848 (set_block_levels): Move to cfgexpand.c.
2849 (insn_locators_initialize): Remove.
2850 (pass_insn_locators_initialize): Remove.
2851 (locations_locators_locs, locations_locators_vals): New static vars.
2852 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2854 (insn_locators_alloc, insn_locators_finalize,
2855 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2857 (locator_location): New.
2858 (locator_line, locator_file): Rewrite.
2859 * rtl.h (emit_line_note): Kill.
2860 (insn_locators_alloc, insn_locators_finalize,
2861 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2863 * tree-inline.c (initialize_cfun): Do not initialize
2864 ib_boundaries_block.
2865 * passes.c (pass_insn_locators_initialize): Remove.
2867 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2869 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2870 info. Update last_basic_block correctly.
2872 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2875 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2876 register itself to hold the offset constant. Tell flow the use
2877 of r4 and r5 when they are used.
2879 2007-04-27 Richard Guenther <rguenther@suse.de>
2881 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2882 if we simplified anything.
2883 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2884 warnings until we did a simplification and the stmt was not
2885 marked as TREE_NO_WARNING.
2887 2007-04-27 Mike Stump <mrs@apple.com>
2889 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2891 2007-04-27 Ian Lance Taylor <iant@google.com>
2894 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2895 TYPE_MAX_VALUE exist, convert them to the new type.
2897 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2899 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2900 if it claims to be available.
2901 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2903 (perform_tree_ssa_dce): Always free postdominators.
2905 2007-04-27 Richard Henderson <rth@redhat.com>
2907 * config/alpha/predicates.md (aligned_memory_operand): Mark
2908 as define_special_predicate.
2909 (unaligned_memory_operand, normal_memory_operand): Likewise.
2910 (reg_or_unaligned_mem_operand): Remove.
2911 (any_memory_operand): Match the documentation and check for
2912 non-renumbered pseudos during reload.
2913 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2914 alpha_secondary_reload_class, update to new interface, make static.
2915 Handle CQImode like HImode. Remove FP subreg check.
2916 (alpha_expand_mov): Use replace_equiv_address.
2917 (alpha_expand_mov_nobwx): Use any_memory_operand.
2918 (TARGET_SECONDARY_RELOAD): New.
2919 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2920 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2921 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2922 * config/alpha/alpha.md: ... here.
2923 (RELOAD12, reloadmode): New.
2925 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2926 Don't handle the aligned case here.
2927 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2928 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2929 reload_inhi_help. Don't expect a scratch register.
2930 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2932 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2934 2007-04-27 Richard Guenther <rguenther@suse.de>
2936 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2938 2007-04-27 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/30965
2941 PR tree-optimization/30978
2942 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2943 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2944 (find_equivalent_equality_comparison): Likewise.
2945 (simplify_cond): Likewise.
2946 (get_prop_source_stmt): New helper.
2947 (get_prop_dest_stmt): Likewise.
2948 (can_propagate_from): Likewise.
2949 (remove_prop_source_from_use): Likewise.
2950 (combine_cond_expr_cond): Likewise.
2951 (forward_propagate_comparison): New function.
2952 (forward_propagate_into_cond): Rewrite to use fold for
2954 (tree_ssa_forward_propagate_single_use_vars): Call
2955 forward_propagate_comparison to propagate comparisons.
2957 2007-04-27 Richard Guenther <rguenther@suse.de>
2959 PR tree-optimization/31715
2960 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2961 sure to do computation on the offset in an appropriate
2964 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2966 * reload.h (elimination_target_reg_p): Declare.
2967 * reload.c (find_reloads): Don't apply the reg_rtx move
2968 optimization if the SET_DEST satisfies elimination_target_reg_p.
2969 * reload1.c (elimination_target_reg_p): New function.
2970 (gen_reload): In the move/add2 fallback, make sure that op0
2971 does not overlap the destination register.
2973 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2975 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2976 transform only GIMPLE_MODIFY_STMTs.
2977 * tree-complex.c (expand_complex_operations_1): Ditto.
2978 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2979 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2980 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2982 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2983 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2984 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2985 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2986 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2987 slpeel_add_loop_guard): Ditto.
2988 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2989 * lambda-code.c (perfect_nestify): Ditto.
2990 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2991 before the first statement.
2992 * tree-optimize.c (execute_free_datastructures): Fix comments.
2993 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2994 * tree-flow.h (disband_implicit_edges): Declaration removed.
2995 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2997 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2999 (disband_implicit_edges, has_label_p): Removed.
3000 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3001 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3003 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3005 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3006 also for COND_EXPRs.
3007 * cfgexpand.c (label_rtx_for_bb): New function.
3008 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3009 Use label_rtx_for_bb to find the labels.
3010 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3011 last block. Detect fallthru edges.
3013 2007-04-26 Ian Lance Taylor <iant@google.com>
3016 * reload.c (find_reloads_subreg_address): If the address was valid
3017 in the original mode but not in the new mode, reload the whole
3020 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3022 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3023 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3024 (cleanup_control_expr_graph): Do not invalidate dominance info.
3025 Record altered blocks.
3026 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3027 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3028 cleanup_tree_cfg_bb): New functions.
3029 (remove_forwarder_block): Do not maintain the worklist of blocks.
3030 Record altered blocks.
3031 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3033 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3034 delete_unreachable_blocks if dominators are not available.
3035 * tree-inline.c (optimize_inline_calls): Free dominance information
3037 * tree-flow.h (remove_edge_and_dominated_blocks,
3038 cfgcleanup_altered_bbs): Altered.
3039 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3041 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3043 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3044 do not invalidate dominators.
3046 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3048 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3049 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3050 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3051 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3053 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3055 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3057 2007-04-26 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/31703
3060 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3061 the right type for the target of the bittest.
3063 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3065 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3066 ix86_sol10_return_in_memory.
3068 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3070 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3073 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3076 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3078 PR tree-optimization/30558
3079 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3080 clear this_state.prev_try.
3082 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3083 Mark Mitchell <mark@codesourcery.com>
3085 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3086 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3087 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3089 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3092 * doc/invoke.texi (%:print-asm-header): Document.
3093 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3095 (static_spec_functions): Add print-asm-header.
3096 (main): Print a banner before the --target-help linker options.
3097 (print_asm_header_spec_function): New function.
3099 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3102 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3103 (movsf_ie): Likewise.
3105 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3107 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3109 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3111 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3113 (__umodsi3, __modsi3): Likewise.
3115 2007-04-25 Dirk Mueller <dmueller@suse.de>
3117 * c-typeck.c (build_compound_expr): Annotate warning()
3118 call with OPT_Wunused_value.
3119 * tree-ssa.c (warn_uninit): Annotate warning with
3121 * c-common.c (handle_sentinel_attribute): Annotate warning
3122 call with OPT_Wattributes.
3124 2007-04-25 Thiemo Seufer <ths@mips.com>
3126 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3128 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3129 on to the assembler. Improve handling of -mno-mips16. Add handling
3130 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3131 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3132 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3133 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3135 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3138 * config/i386/winnt.c (i386_pe_file_end): Strip only
3139 USER_LABEL_PREFIX when writing export name.
3141 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3143 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3144 sh/elf.h, vx-common.h and vxworks.h.
3145 * config/sh/sh.h: Include config/vxworks-dummy.h.
3146 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3147 (OVERRIDE_OPTIONS): Use it.
3148 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3149 (vxworks_picreg): New pattern.
3150 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3151 VXWORKS_OS_CPP_BUILTINS.
3152 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3153 to their VXWORKS_* equivalents.
3154 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3155 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3156 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3157 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3158 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3159 -mrtp/-fPIC multilibs.
3160 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3161 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3162 (MULTILIB_OSDIRNAMES): Delete.
3164 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3167 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3169 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3171 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3172 rounding mode to be specified by the caller.
3173 (real_to_mpfr) Likewise.
3174 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3175 include new arguments.
3176 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3178 2007-04-24 Ian Lance Taylor <iant@google.com>
3180 PR tree-optimization/31605
3181 * tree-vrp.c (set_value_range): Check that min and max are not
3182 both overflow infinities.
3183 (set_value_range_to_value): New static function.
3184 (extract_range_from_binary_expr): Call set_value_range_to_value.
3185 (extract_range_from_cond_expr): Likewise.
3186 (extract_range_from_expr): Likewise.
3187 (extract_range_from_unary_expr): Likewise. Don't create a range
3188 which overflows on both sides.
3189 (vrp_meet): Check for a useless range.
3190 (vrp_visit_phi_node): If we see a constant which looks like an
3191 overflow infinity, turn off the TREE_OVERFLOW flag.
3193 2007-04-24 Ian Lance Taylor <iant@google.com>
3195 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3197 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3200 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3201 diagnostic message is being built.
3202 * tree-pretty-print.c (dump_generic_node): Only write the
3203 formatted text into BUFFER's stream if we are not building a
3205 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3207 * Makefile.in (toplev.o): Depend on tree-pass.h.
3209 2007-04-24 Ian Lance Taylor <iant@google.com>
3211 PR tree-optimization/31602
3212 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3213 conditionals in the copied loop header.
3214 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3215 warnings if TREE_NO_WARNING is set.
3216 * doc/invoke.texi (Warning Options): Clarify that
3217 -Wstrict-overflow does not warn about loops.
3219 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3221 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3222 expand on the comment about _Decimal128 arguments and check the
3223 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3224 that _Decimal128 argument uses even/odd register pair.
3225 (function_arg): Ditto.
3227 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3229 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3230 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3232 2007-04-24 Richard Guenther <rguenther@suse.de>
3233 Olga Golovanevsky <olga@il.ibm.com>
3235 * fold-const.c (multiple_of_p): Check for bottom
3238 2007-04-24 Richard Henderson <rth@redhat.com>
3240 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3241 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3242 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3243 looking for non-zero bits shifted out. Avoid a recursive call
3244 when constructing the scalar.
3245 (__floatundisf): Likewise.
3247 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3249 * dwarf2out.c (field_byte_offset): Move the existing logic
3250 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3251 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3253 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3256 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3257 argument of 0 for memset.
3258 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3259 unsigned shift instead of the signed variant.
3261 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3263 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3264 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3265 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3266 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3267 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3268 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3269 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3270 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3271 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3272 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3273 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3274 "mul<mode>3", "div<mode>3"): Insn definitions added.
3275 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3276 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3277 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3278 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3279 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3280 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3281 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3282 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3283 TARGET_FLOAT_FORMAT): Macro definitions removed.
3284 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3285 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3286 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3287 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3288 (s390_gen_rtx_const_DI): Function removed.
3289 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3291 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3293 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3294 over an external ffs function.
3296 2007-04-24 Chao-ying Fu <fu@mips.com>
3297 Richard Sandiford <richard@nildram.co.uk>
3299 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3300 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3301 (smadd_widen_optab, umadd_widen_optab): Define.
3302 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3304 * genopinit.c (optabs): Fill in smadd_widen_optab and
3306 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3307 and umadd_widen_optab to implement multiply-add sequences.
3308 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3309 (<u>maddsidi4): ...this. Extend condition to include
3310 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3311 of operand 0 to "ka" and use the three-operand form of madd<u>
3313 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3315 * config/mips/constraints.md (ka): New register constraint.
3317 2007-04-24 Jan Hubicka <j@suse.cz>
3321 2007-04-23 Jan Hubicka <jh@suse.cz>
3322 * function.c (init_function_start): Don't init line number info.
3323 (expand_function_end): Update.
3324 (reset_block_changes, record_block_change, finalize_block_changes,
3325 check_block_change, free_block_changes): Kill.
3326 * function.h (reset_block_changes, record_block_change,
3327 finalize_block_changes, check_block_change, free_block_changes): Remove
3329 (struct function): Remove ib_boundaries_block.
3330 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3331 Use curr_insn_locator to initialize locator.
3332 (emit_line_note): Remove.
3333 * cfgexpand.c (expand_gimple_cond_expr): Update.
3334 (construct_exit_block): Likewise.
3335 (tree_expand_cfg): Initialize/finalize locators.
3336 * expr.c (expand_expr_real): Update.
3337 * cfglayout.c (line_locators_locs, line_locators_lines,
3338 file_locators_locs, file_locators_files): Remove.
3339 (set_block_levels): Move to cfgexpand.c.
3340 (insn_locators_initialize): Remove.
3341 (pass_insn_locators_initialize): Remove.
3342 (locations_locators_locs, locations_locators_vals): New static vars.
3343 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3345 (insn_locators_alloc, insn_locators_finalize,
3346 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3348 (locator_location): New.
3349 (locator_line, locator_file): Rewrite.
3350 * rtl.h (emit_line_note): Kill.
3351 (insn_locators_alloc, insn_locators_finalize,
3352 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3354 * tree-inline.c (initialize_cfun): Do not initialize
3355 ib_boundaries_block.
3356 * passes.c (pass_insn_locators_initialize): Remove.
3358 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3360 * doc/invoke.texi: Removed leading '-' from option index entries.
3362 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3364 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3366 (create_phi_node): Use set_phi_nodes.
3367 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3368 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3369 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3370 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3371 (bsi_start, bsi_last): Use bb_stmt_list.
3372 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3373 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3374 Traverse the statements using tsi iterator.
3375 * basic-block.h (struct basic_block_def): Fields stmt_list
3376 and phi_nodes moved to ...
3377 (struct tree_bb_info): ... new structure.
3378 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3379 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3380 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3381 (tree_verify_flow_info): Verify that il.tree is not set for
3382 entry and exit block.
3383 (tree_split_block): Use set_bb_stmt_list.
3385 2007-04-23 Mike Stump <mrs@apple.com>
3387 * config/i386/i386.c (ix86_tune_features
3388 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3391 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3393 * config/i386/i386.md (prefix_extra): New attribute.
3394 (length): Add prefix_extra.
3396 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3397 (sse2_movntv2di): Likewise.
3398 (sse2_cvtps2dq): Likewise.
3399 (sse2_cvtpd2pi): Likewise.
3400 (sse2_cvttpd2pi): Likewise.
3401 (*sse2_cvtpd2ps): Likewise.
3402 (*add<mode>3): Likewise.
3403 (sse2_ssadd<mode>3): Likewise.
3404 (sse2_usadd<mode>3): Likewise.
3405 (*sub<mode>3): Likewise.
3406 (sse2_sssub<mode>3): Likewise.
3407 (sse2_ussub<mode>3): Likewise.
3408 (*mulv8hi3): Likewise.
3409 (*smulv8hi3_highpart): Likewise.
3410 (*umulv8hi3_highpart): Likewise.
3411 (sse2_umulv2siv2di3): Likewise.
3412 (sse2_pmaddwd): Likewise.
3413 (ashr<mode>3): Likewise.
3414 (lshr<mode>3): Likewise.
3415 (ashl<mode>3): Likewise.
3416 (sse2_ashlti3): Likewise.
3417 (sse2_lshrti3): Likewise.
3418 (*umaxv16qi3): Likewise.
3419 (*smaxv8hi3): Likewise.
3420 (*uminv16qi3): Likewise.
3421 (*sminv8hi3): Likewise.
3422 (sse2_eq<mode>3): Likewise.
3423 (sse2_gt<mode>3): Likewise.
3424 (*and<mode>3): Likewise.
3425 (sse2_nand<mode>3): Likewise.
3426 (*ior<mode>3): Likewise.
3427 (*xor<mode>3): Likewise.
3428 (sse2_packsswb): Likewise.
3429 (sse2_packssdw): Likewise.
3430 (sse2_packuswb): Likewise.
3431 (sse2_punpckhbw): Likewise.
3432 (sse2_punpcklbw): Likewise.
3433 (sse2_punpckhwd): Likewise.
3434 (sse2_punpcklwd): Likewise.
3435 (sse2_punpckhdq): Likewise.
3436 (sse2_punpckldq): Likewise.
3437 (sse2_punpckhqdq): Likewise.
3438 (sse2_punpcklqdq): Likewise.
3439 (*sse2_pinsrw): Likewise.
3440 (*sse2_pextrw): Likewise.
3441 (sse2_pshufd_1): Likewise.
3442 (sse2_uavgv16qi3): Likewise.
3443 (sse2_uavgv8hi3): Likewise.
3444 (sse2_psadbw): Likewise.
3445 (sse2_pmovmskb): Likewise.
3446 (*sse2_maskmovdqu): Likewise.
3447 (*sse2_maskmovdqu_rex64): Likewise.
3448 (sse4a_extrqi): Likewise.
3449 (sse4a_extrq): Likewise.
3450 (sse3_lddqu): Set prefix_rep.
3451 (sse3_addsubv4sf3): Likewise.
3452 (sse3_haddv4sf3): Likewise.
3453 (sse3_hsubv4sf3): Likewise.
3454 (sse_cvtss2si): Likewise.
3455 (sse_cvtss2si_2): Likewise.
3456 (sse_cvtss2siq): Likewise.
3457 (sse_cvtss2siq_2): Likewise.
3458 (sse_cvttss2si): Likewise.
3459 (sse_cvttss2siq): Likewise.
3460 (sse2_cvttps2dq): Likewise.
3461 (sse3_movshdup): Likewise.
3462 (sse3_movsldup): Likewise.
3463 (sse2_cvtsd2si): Likewise.
3464 (sse2_cvtsd2si_2): Likewise.
3465 (sse2_cvtsd2siq): Likewise.
3466 (sse2_cvtsd2siq_2): Likewise.
3467 (sse2_cvttsd2si): Likewise.
3468 (sse2_cvttsd2siq): Likewise.
3469 (*sse2_cvtpd2dq): Likewise.
3470 (*sse2_cvttpd2dq): Likewise.
3471 (sse2_pshuflw_1): Likewise.
3472 (sse2_pshufhw_1): Likewise.
3473 (sse4a_insertqi): Likewise.
3474 (sse4a_insertq): Likewise.
3475 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3476 (ssse3_phadddv4si3): Likewise.
3477 (ssse3_phaddswv8hi3): Likewise.
3478 (ssse3_phsubwv8hi3): Likewise.
3479 (ssse3_phsubdv4si3): Likewise.
3480 (ssse3_phsubswv8hi3): Likewise.
3481 (ssse3_pmaddubswv8hi3): Likewise.
3482 (ssse3_pmulhrswv8hi3): Likewise.
3483 (ssse3_pshufbv16qi3): Likewise.
3484 (ssse3_psign<mode>3): Likewise.
3485 (ssse3_palignrti): Likewise.
3486 (abs<mode>2): Likewise.
3487 (ssse3_phaddwv4hi3): Set prefix_extra.
3488 (ssse3_phadddv2si3): Likewise.
3489 (ssse3_phaddswv4hi3): Likewise.
3490 (ssse3_phsubwv4hi3): Likewise.
3491 (ssse3_phsubdv2si3): Likewise.
3492 (ssse3_phsubswv4hi3): Likewise.
3493 (ssse3_pmaddubswv4hi3): Likewise.
3494 (ssse3_pmulhrswv4hi3): Likewise.
3495 (ssse3_pshufbv8qi3): Likewise.
3496 (ssse3_psign<mode>3): Likewise.
3497 (ssse3_palignrdi): Likewise.
3498 (abs<mode>2): Likewise.
3499 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3500 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3501 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3503 2007-04-23 Nick Clifton <nickc@redhat.com>
3505 * params.def: Fix formatting of emacs local variables.
3507 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3509 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3510 move if inter-unit move isn't allowed.
3511 Don't split moving the first element of V2DI to DI to inter-unit
3512 move if inter-unit move isn't allowed.
3514 2007-04-23 Richard Guenther <rguenther@suse.de>
3516 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3517 and CDI_POST_DOMINATORS separately.
3519 2007-04-23 Nick Clifton <nickc@redhat.com>
3521 * c.opt (Wformat-contains-nul): Add warning attribute.
3523 2007-04-23 Jan Hubicka <jh@suse.cz>
3525 * function.c (init_function_start): Don't init line number info.
3526 (expand_function_end): Update.
3527 (reset_block_changes, record_block_change, finalize_block_changes,
3528 check_block_change, free_block_changes): Kill.
3529 * function.h (reset_block_changes, record_block_change,
3530 finalize_block_changes, check_block_change, free_block_changes): Remove
3532 (struct function): Remove ib_boundaries_block.
3533 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3534 Use curr_insn_locator to initialize locator.
3535 (emit_line_note): Remove.
3536 * cfgexpand.c (expand_gimple_cond_expr): Update.
3537 (construct_exit_block): Likewise.
3538 (tree_expand_cfg): Initialize/finalize locators.
3539 * expr.c (expand_expr_real): Update.
3540 * cfglayout.c (line_locators_locs, line_locators_lines,
3541 file_locators_locs, file_locators_files): Remove.
3542 (set_block_levels): Move to cfgexpand.c.
3543 (insn_locators_initialize): Remove.
3544 (pass_insn_locators_initialize): Remove.
3545 (locations_locators_locs, locations_locators_vals): New static vars.
3546 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3548 (insn_locators_alloc, insn_locators_finalize,
3549 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3551 (locator_location): New.
3552 (locator_line, locator_file): Rewrite.
3553 * rtl.h (emit_line_note): Kill.
3554 (insn_locators_alloc, insn_locators_finalize,
3555 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3557 * tree-inline.c (initialize_cfun): Do not initialize
3558 ib_boundaries_block.
3559 * passes.c (pass_insn_locators_initialize): Remove.
3561 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 * expr.c (reduce_to_bit_field_precision): Handle
3567 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3569 PR tree-optimization/24659
3570 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3571 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3572 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3573 * genopinit.c (optabs): Rename vec_pack_mod_optab
3574 to vec_pack_trunc_optab.
3575 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3576 early for scalar floating point operands for NOP_EXPR.
3577 (vectorizable_type_promotion): Ditto.
3578 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3579 vec_pack_trunc_optab.
3580 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3582 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3583 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3584 Rename from VEC_PACK_MOD_EXPR.
3585 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3586 * expr.c (expand_expr_real_1): Ditto.
3587 * tree-inline.c (estimate_num_insns_1): Ditto.
3588 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3590 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3591 (vec_unpacks_lo_v4sf): Ditto.
3592 (vec_pack_trunc_v2df): Ditto.
3593 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3594 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3595 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3597 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3599 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3601 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3602 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3603 packing of floating point operands.
3604 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3605 represent unpacking of floating point operands.
3606 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3607 [vec_unpacks_hi]: Ditto.
3608 [vec_unpacks_lo]: Ditto.
3610 2007-04-22 Jan Hubicka <jh@suse.cz>
3612 * final.c (rest_of_handle_final): Call
3613 targetm.asm_out.constructor/targetm.asm_out.destructor
3614 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3615 proper priority via decl_*_priority_insert.
3616 * c-common.c (c_expand_body): Likewise.
3618 2007-04-22 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/29789
3621 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3622 (rewrite_reciprocal): New helper split out from
3623 determine_invariantness_stmt.
3624 (rewrite_bittest): Likewise.
3625 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3626 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3629 2007-04-22 Revital Eres <eres@il.ibm.com>
3631 * loop-unroll.c (var_to_expand): New field to support also
3632 insns of the form x = something + x.
3633 (analyze_insn_to_expand_var): Use it.
3634 (expand_var_during_unrolling): Likewise.
3636 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3638 * predict.c: Include pointer-set.h.
3639 (bb_predictions): New variable.
3640 (tree_predicted_by_p, tree_predict_edge,
3641 remove_predictions_associated_with_edge): Use bb_predictions map
3642 instead of bb->predictions.
3643 (clear_bb_predictions, assert_is_empty): New functions.
3644 (combine_predictions_for_bb): Use bb_predictions map. Call
3645 clear_bb_predictions.
3646 (tree_estimate_probability): Create and free bb_predictions map.
3647 * Makefile.in (predict.o): Add pointer-set.h dependency.
3648 * basic-block.h (struct basic_block_def): Remove predictions
3650 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3652 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3655 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3658 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3660 * timevar.c (timevar_print): Change reference of --disable-checking to
3661 --enable-checking=release. Also warn if assert checking is disabled.
3663 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3666 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3667 decl as addressable if the compound literal was marked as
3669 Mark the decl as a gimple register if it is a complex or
3670 vector decl and does not live in memory.
3672 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3674 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3675 (GENERIC_NEXT): New function macro.
3676 (PHI_CHAIN): Use phi_node's new chain variable.
3677 (tree_phi_node): Change tree_common to tree_base
3678 and add the chain field.
3679 * tree-phinodes.c (make_phi_node): Don't set
3680 TREE_TYPE on the new node.
3681 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3682 instead of checking GIMPLE_TUPLE_P in chain_next.
3683 * tree-vect-transform.c
3684 (get_initial_def_for_induction): Look at
3685 PHI_RESULT_TREE for the type of the phi node.
3686 (update_vuses_to_preheader): Use PHI_CHAIN
3687 instead of TREE_CHAIN on the phi node.
3688 * tree-ssa-structalias.c (compute_points_to_sets):
3690 (ipa_pta_execute): Likewise.
3692 2007-04-21 Richard Guenther <rguenther@suse.de>
3695 * fold-const.c (fold_unary): Call fold_convert_const on the
3698 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3700 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3701 (store_killed_in_pat): New.
3703 2007-04-20 Richard Henderson <rth@redhat.com>
3706 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3707 TREE_LIST with a void_type_node value, not void_list_node exactly.
3709 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3711 * doc/standards.texi: Re-arrange into language-specific
3712 subsections. Add a C++ section, documenting which standards we
3715 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3717 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3718 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3720 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3722 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3723 ecrti.o and crtbegin.o.
3724 (LIB_DEFAULT_SPEC): Include -lc.
3725 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3727 2007-04-20 Richard Henderson <rth@redhat.com>
3730 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3731 argument; update all callers.
3732 (get_unaligned_offset): New.
3733 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3734 get_unaligned_address, just pass on the address directly.
3735 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3736 the subreg in the helper patterns.
3737 (unaligned_extendqidi_le): Use get_unaligned_offset.
3738 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3739 (unaligned_extendhidi_be): Likewise.
3740 (unaligned_extendhidi): Tidy.
3741 * config/alpha/alpha-protos.h: Update.
3743 2007-04-20 Richard Henderson <rth@redhat.com>
3745 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3746 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3747 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3748 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3749 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3750 (CPP_SPEC): Don't include %(cpp_subtarget).
3751 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3752 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3753 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3755 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3757 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3758 for __builtin_ia32_cmpordss.
3760 PR tree-optimization/31632
3761 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3762 and arg1 for optimizations of comparison against min/max values.
3763 Fold arg0 to arg1's type for optimizations of comparison against
3764 min+1 and max-1 values.
3766 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3768 * reload.c (combine_reloads): When trying to use a dying register,
3769 check whether it's uninitialized and don't use if so.
3771 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3773 * fold-const.c: Remove prototypes for native_encode_expr and
3774 native_interpret_expr.
3775 (native_encode_expr): Make non-static.
3776 (native_interpret_expr): Likewise.
3777 * tree.h: Add prototypes for the above.
3779 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3781 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3782 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3783 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3784 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3785 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3786 Add length attributes.
3788 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3790 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3793 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3794 __STDC_WANT_DEC_FP__.
3796 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3798 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3799 for long double compatibility.
3800 * configure: Regenerate.
3802 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3804 PR rtl-optimization/29841
3805 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3807 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3808 that may cause control flow transfer from being moved.
3810 2007-04-18 Jan Hubicka <jh@suse.cz>
3812 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3815 2007-04-18 Eric Christopher <echristo@apple.com>
3817 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3818 only. Update operands.
3819 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3820 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3821 link register to pic register.
3823 2007-04-18 Dirk Mueller <dmueller@suse.de>
3826 * tree-vrp.c (search_for_addr_array): New.
3827 (check_array_bounds): Suppress warning about
3828 address taken of array refs if its not de-referenced.
3830 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3832 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3833 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3835 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3836 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3837 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3839 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3841 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3843 (vect_analyze_scalar_cycles): Fix indentation.
3844 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3845 (vect_mark_relevant): Include phis in relevance analysis.
3847 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3849 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3851 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3852 output_operand_lossage().
3854 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3856 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3857 the unused code for reduction without adjust-in-epilog to simplify the
3860 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3862 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3863 (S390_TDC_NEGATIVE_ZERO): New constant.
3864 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3865 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3866 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3867 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3868 (S390_TDC_POSITIVE_INFINITY): New constant.
3869 (S390_TDC_NEGATIVE_INFINITY): New constant.
3870 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3871 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3872 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3873 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3874 (S390_TDC_INFINITY): New constant.
3875 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3876 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3877 optimization for UNSPEC_CCZ_TO_INT.
3878 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3879 ("*ccz_to_int"): New insn.
3880 ("isinf<mode>2"): New insn.
3881 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3882 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3883 (UNSPEC_CCZ_TO_INT): New constant.
3885 2007-04-18 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/19431
3888 PR tree-optimization/21463
3889 * tree-pass.h (pass_phiprop): Declare.
3890 * passes.c (init_optimization_passes): New phiprop pass.
3891 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3892 (phivn_valid_p): New helper function.
3893 (phiprop_insert_phi): Likewise.
3894 (propagate_with_phi): Likewise.
3895 (tree_ssa_phiprop): New propagator propagating loads
3896 through phi nodes if profitable.
3898 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3900 * tree-vect-analyze.c (process_use): New function.
3901 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3902 Check phis in all bbs.
3903 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3906 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3908 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3911 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3914 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3917 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3921 (sse_vmmulv4sf3): Likewise.
3922 (sse2_vmaddv2df3): Likewise.
3923 (sse2_vmmulv2df3): Likewise.
3925 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3927 PR rtl-optimization/31360
3928 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3929 (target_reg_cost): New.
3930 (init_set_costs): Initialize target_reg_cost. Add comments
3931 regarding the rationale of the costs.
3932 (global_cost_for_size): Renamed to...
3933 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3934 of register pressure.
3935 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3936 estimate_reg_pressure_cost. Add number of ivs.
3937 (determine_set_costs): Dump target_reg_cost.
3938 * loop-invariant.c (gain_for_invariant): Use
3939 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3940 (best_gain_for_invariant, find_invariants_to_move): Remove
3942 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3943 (target_reg_cost): Declare.
3944 (global_cost_for_size): Declaration removed.
3945 (estimate_reg_pressure_cost): Declare.
3947 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3949 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3950 regnos into even/odd register pairs.
3951 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3952 TDmode similar to the other floating point modes.
3953 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3954 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3956 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3957 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3958 (movdd_hardfloat64): Use TARGET_MFPGPR.
3960 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3962 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3965 2005-01-05 Richard Henderson <rth@redhat.com>
3967 * reload1.c (do_input_reload): Restrict the optimization deleteing
3968 a previous output reload to RELOAD_FOR_INPUT.
3970 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3972 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3973 induc_vec_info_type.
3974 (vectorizable_induction): New function declaration.
3975 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3976 check if already vectorized. Find first place in BB where new stmts
3977 can be inserted. Takes only one argument.
3978 (vectorizable_induction): New function.
3979 (vect_transform_stmt): Add case for induc_vec_info_type to call
3980 vectorizable_induction.
3981 (vect_transform_loop): Consider phis for vectorization.
3982 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3984 (analyze_operations): Call vectorizable_induction when analyzing phis.
3986 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3987 (vect_mark_relevant): Include phis in relevance analysis.
3988 (vect_mark_stmts_to_be_vectorize): Likewise.
3989 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3991 2007-04-16 Lawrence Crowl <crowl@google.com>
3993 * doc/invoke.texi (Debugging Options): Add documentation for the
3994 -femit-struct-debug options -femit-struct-debug-baseonly,
3995 -femit-struct-debug-reduced, and
3996 -femit-struct-debug-detailed[=...].
3998 * c-opts.c (c_common_handle_option): Add
3999 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4000 and OPT_femit_struct_debug_detailed_.
4001 * c.opt: Add specifications for
4002 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4003 and -femit-struct-debug-detailed[=...].
4004 * opts.c (set_struct_debug_option): Parse the
4005 -femit-struct-debug-... options.
4006 * opts.c (matches_main_base, main_input_basename,
4007 main_input_baselength, base_of_path, matches_main_base): Add
4008 variables and functions to compare header base name to compilation
4010 * opts.c (should_emit_struct_debug): Add to determine to emit a
4011 structure based on the option.
4012 (dump_struct_debug) Also disabled function to debug this
4014 * opts.c (handle_options): Save the base name of the
4017 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4018 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4019 This hook indicates if a type is generic. Set it by default
4021 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4022 to determine if a struct type is generic or not.
4023 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4024 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4025 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4028 * flags.h (enum debug_info_usage): Add an enumeration to describe
4029 a program's use of a structure type.
4030 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4031 to indicate the program's usage of the type. Filter structs based
4032 on the -femit-struct-debug-... specification.
4033 (gen_type_die): Split into two routines, gen_type_die and
4034 gen_type_die_with_usage. gen_type_die is now a wrapper
4035 that assumes direct usage.
4036 (gen_type_die_with_usage): Replace calls to gen_type_die
4037 with gen_type_die_with_usage adding the program usage of
4038 the referenced type.
4039 (dwarf2out_imported_module_or_decl): Suppress struct debug
4040 information using should_emit_struct_debug when appropriate.
4042 2007-04-16 Ian Lance Taylor <iant@google.com>
4044 PR tree-optimization/31522
4045 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4046 (vrp_initialize): Allocate vr_phi_edge_counts.
4047 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4048 executable edge. Drop test for all constants.
4049 (vrp_finalize): Free vrp_phi_edge_counts.
4051 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4052 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4054 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4055 predecessors at head rather than tail.
4057 2007-04-16 Matthias Klose <doko@debian.org>
4059 * config/alpha/linux.h (CPP_SPEC): Define.
4060 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4062 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4064 * function.h: Remove sequence_stack extern declaration.
4066 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4068 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4070 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4073 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4075 * config/avr/avr.c (avr_arch_types): Rearranging array.
4076 (enum avr_arch): Add.
4077 (avr_mcu_types): Use avr_arch enumeration constants instead of
4079 * config/avr/avr.h (LINK_SPEC): Simplify.
4081 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4083 * config/m68k/m68k.c (m68k_libcall_value,
4084 m68k_function_value): Use macros for register names more.
4086 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4088 (M68K_REGNAME): Use A6_REG.
4089 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4091 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4094 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4095 'pending_read_list_length' and 'pending_write_list_length'. Update
4097 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4098 to handle two length counters instead of one. Update all uses.
4099 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4100 two length counters instead of one.
4101 * sched-rgn.c (propagate_deps): Update to handle two length counters
4104 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4108 copy of source, pass it to ix86_expand_vector_set and return
4111 2007-04-16 David Ung <davidu@mips.com>
4112 Joseph Myers <joseph@codesourcery.com>
4114 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4115 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4116 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4117 Add 74K processor information.
4118 * config/mips/mips.md: Include 74k.md.
4119 (cpu): Add 74kc,74kf,74kx.
4120 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4121 * config/mips/74k.md: New.
4122 * doc/invoke.texi (MIPS Options): Document 74K support.
4124 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4126 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4127 vectorizable_* functions.
4128 * tree-vect-transform.c (vectorizable_call): Add check for
4129 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4130 (vectorizable_store): likewise.
4131 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4133 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4134 (vectorizable_type_promotion, vectorizable_load): Likewise.
4135 (vectorizable_live_operation, vectorizable_condition): Likewise.
4136 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4138 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4140 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4142 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4143 register numbers more.
4144 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4145 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4146 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4147 FUNCTION_VALUE_REGNO_P): Likewise.
4148 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4149 STATIC_CHAIN_REGNUM): Likewise.
4150 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4151 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4152 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4153 * config/m68k/m68k.md (FP_REG): New.
4155 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4157 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4160 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4162 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4163 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4166 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4168 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4171 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4174 * c-decl.c (finish_decl): Grab the type of the decl after the call
4175 to store_init_value.
4177 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4179 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4181 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4184 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4185 post dominators and cleanup cfg before returning.
4187 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4189 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4190 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4192 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4194 * config.gcc: Recognize fido.
4195 * config/m68k/m68k-devices.def (fidoa): New.
4196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4198 (FL_FIDOA, TARGET_FIDOA): New.
4199 * config/m68k/m68k.opt (mfidoa): New.
4201 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4204 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4205 when a personality function is used.
4207 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4209 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4211 2007-04-13 Mike Stump <mrs@apple.com>
4213 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4215 * config/darwin.opt (fapple-kext): Make C++ only.
4216 * config/darwin.c (darwin_override_options): Remove code to ensure
4217 -fapple-kext is given for C++ only.
4219 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4221 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4222 * config/mips/mips.c (override_options): Call
4223 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4225 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4227 * config/i386/i386.opt (msvr3-shlib): Removed.
4229 * doc/invoke.texi: Remove -msvr3-shlib.
4231 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4233 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4234 with "popcnt" instruction.
4236 2007-04-13 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/21258
4239 * tree-vrp.c (compare_case_labels): New helper.
4240 (find_switch_asserts): New function.
4241 (find_assert_locations): Call it for SWITCH_EXPRs.
4243 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4246 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4247 check is now implied in X87_FLOAT_MODE_P.
4248 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4249 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4250 (fix_trunc<mode>_i386_fisttp): Ditto.
4251 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4252 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4253 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4254 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4255 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4256 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4257 (unnamed_splitters): Ditto.
4258 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4259 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4260 FIRST_SSE_REG for local functions when SSE math is enabled or
4261 for functions with sseregparm attribute.
4262 (standard_80387_constant_p): Return -1 if mode is not
4264 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4265 (ix86_expand_compare): Ditto.
4266 (ix86_expand_carry_flag_compare): Ditto.
4267 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4268 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4269 DECIMAL_FLOAT_MODE_P.
4270 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4271 of SCALAR_FLOAT_MODE_P.
4272 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4273 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4274 checks before FLOAT_MODE_P.
4275 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4276 before FLOAT_MODE_P.
4281 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4283 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4284 Charles Wilson <libtool@cwilson.fastmail.fm>
4286 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4287 (libgcc.mvars): Don't depend on them.
4288 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4289 * exec-tool.in: New.
4291 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4293 * doc/invoke.text (--help): Document --help=common.
4295 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4297 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4299 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4301 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4302 * genemit.c (main): Emit #include "integrate.h".
4303 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4304 (LOADGP_RTP): New mips_loadgp_style.
4305 * config/mips/mips.h: Include config/vxworks-dummy.h.
4306 (TARGET_RTP_PIC): New macro.
4307 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4308 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4309 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4311 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4312 -mvxworks-pic when using -mrtp and a PIC option.
4313 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4315 (mips_symbolic_constant_p, mips_symbolic_address_p)
4316 (mips_symbol_insns): Handle SYMBOL_HALF.
4317 (override_options): Warn about -G and -mrtp being used together.
4318 Initialize mips_lo_relocs[SYMBOL_HALF].
4319 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4320 (mips_emit_loadgp): Handle LOADGP_RTP.
4321 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4322 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4323 (tablejump): Handle function-relative case table entries if
4325 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4327 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4329 * config/mips/mips.md (load_call<mode>): Allow any general register.
4331 (sibcall_value_internal, sibcall_value_multiple_internal)
4332 (call_value_internal, call_value_split, call_value_multiple_internal)
4333 (call_value_multiple_split): Remove constraints from operand 0.
4335 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4337 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4338 rather than loadgp_noshared.
4339 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4340 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4342 * config/mips/mips.md (loadgp): Rename to...
4343 (loadgp_newabi): ...this.
4344 (loadgp_noshared): Rename to...
4345 (loadgp_absolute): ...this.
4347 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4349 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4350 false for locally-binding symbols.
4351 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4353 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4355 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4356 (SYMBOL_GOT_PAGE_OFST): ...this.
4357 (SYMBOL_GOT_GLOBAL): Rename to...
4358 (SYMBOL_GOT_DISP): ...this.
4359 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4360 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4361 * config/mips/mips.c (mips_global_symbol_p): New function.
4362 (mips_symbol_binds_local_p): Likewise.
4363 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4364 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4365 and mips_symbol_binds_local_p.
4366 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4367 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4368 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4370 (mips_ok_for_lazy_binding_p): New function.
4371 (mips_load_call_address, mips_expand_call): Use it.
4372 (mips_dangerous_for_la25_p): Likewise.
4373 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4374 (*got_disp<mode>): Use got_disp_operand instead of
4375 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4376 SYMBOL_GOTOFF_GLOBAL.
4377 (*got_page<mode>): Use got_page_ofst_operand instead of
4379 * config/mips/predicates.md (const_call_insn_operand): Use
4380 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4381 (global_got_operand): Rename to...
4382 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4384 (local_got_operand): Rename to...
4385 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4386 of SYMBOL_GOT_LOCAL.
4388 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4390 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4391 TARGET_CALL_CLOBBERED_GP.
4392 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4393 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4394 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4395 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4396 of TARGET_ABICALLS && !TARGET_NEWABI.
4397 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4398 * config/mips/mips.c (mips_load_call_address): Check
4399 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4400 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4401 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4402 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4403 TARGET_ABICALLS && TARGET_NEWABI.
4404 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4406 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4407 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4408 TARGET_ABICALLS && TARGET_NEWABI.
4409 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4410 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4411 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4412 whether indirect calls must use $25.
4413 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4415 * config/mips/mips.md (jal_macro): Check flag_pic and
4416 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4417 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4418 instead of TARGET_ABICALLS.
4419 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4420 TARGET_ABICALLS && TARGET_OLDABI.
4421 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4422 (sibcall): In the comment above the define_insn, mention
4423 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4424 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4425 instead of TARGET_ABICALLS.
4427 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4429 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4430 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4431 (MACFLAGS_MATCH_P): New macro.
4432 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4433 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4434 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4435 the other MACFLAG constants.
4436 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4437 (flag_machi): Tighten constraints. Renumber some of the operands.
4438 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4440 (flag_machi_parts_acconly): New pattern.
4441 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4443 (flag_macinit1hi): Tighten constraints.
4444 (flag_mul_macv2hi_parts_acconly): New pattern.
4446 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4447 Use a more efficient implementation.
4448 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4449 inline sequences when not optimizing for size.
4451 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4452 movhi_high2low): Delete, merge functionality into...
4453 (packv2hi): ... this pattern.
4455 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4456 * config/bfin/bfin.opt (msim): New option.
4457 (mcpu=): New option.
4458 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4459 (bfin_cpu_t): Typedef of enum bfin_cpu.
4460 (bfin_cpu_type): New declaration.
4461 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4462 -msim and -mcpu= options.
4463 (LIB_SPEC): Likewise.
4464 * config/bfin/bfin.c (bfin_cpu_type): Define.
4465 (bfin_handle_option): Handle -mcpu= option.
4466 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4467 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4468 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4470 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4472 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4473 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4474 (powerpc-wrs-vxworksae): Use ${tm_file}.
4475 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4476 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4477 * config/i386/vx-common.h: New file.
4479 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4481 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4484 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4486 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4489 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4493 * c-common.c (c_build_qualified_type): Set canonical type
4496 2007-04-12 Richard Guenther <rguenther@suse.de>
4498 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4499 lower bound and element size if lower bound is not zero
4500 or either of the ARRAY_REF operands is set.
4502 2007-04-12 Richard Guenther <rguenther@suse.de>
4504 PR tree-optimization/24689
4505 PR tree-optimization/31307
4506 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4508 * gimplify.c (canonicalize_addr_expr): To be consistent with
4509 gimplify_compound_lval only set operands two and three of
4510 ARRAY_REFs if they are not gimple_min_invariant. This makes
4511 it never at this place.
4512 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4514 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4516 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4517 null before emitting a .nsubspa directive.
4519 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4521 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4522 need_to_partition_p if there are no memory statements in the
4525 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4527 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4528 (gcd_of_steps_may_divide_p): New function.
4529 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4531 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4533 * reload.c (find_reloads_toplev, find_reloads_address,
4534 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4535 not a pointer equality test, to decide if we need to call
4536 push_reg_equiv_alt_mem.
4538 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4540 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4541 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4542 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4544 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4546 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4547 vector to be positive.
4549 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4553 * doc/invoke.texi: Document --params max-aliased-vops and
4555 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4556 debug_memory_partitions): Move to tree-flow.h
4557 * params.h (AVG_ALIASED_VOPS): Define.
4558 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4560 (mp_info_t): Likewise.
4561 (get_mem_sym_stats_for): New.
4562 (set_memory_partition): Move from tree-flow-inline.h.
4563 (mark_non_addressable): Only clear the set of symbols for the
4564 partition if it exists.
4565 (dump_memory_partitions): Move from tree-ssa-operands.c
4566 (debug_memory_partitions): Likewise.
4567 (need_to_partition_p): New.
4568 (dump_mem_ref_stats): New.
4569 (debug_mem_ref_stats): New.
4570 (dump_mem_sym_stats): New.
4571 (debug_mem_sym_stats): New.
4572 (update_mem_sym_stats_from_stmt): New.
4573 (compare_mp_info_entries): New.
4574 (mp_info_cmp): Call it.
4575 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4577 (get_mpt_for): Move from tree-ssa-operands.c.
4578 (find_partition_for): New.
4579 (create_partition_for): Remove.
4580 (estimate_vop_reduction): New.
4581 (update_reference_counts): New.
4582 (build_mp_info): New.
4583 (compute_memory_partitions): Refactor.
4584 Document new heuristic.
4585 Call build_mp_info, update_reference_counts,
4586 find_partition_for and estimate_vop_reduction.
4587 (compute_may_aliases): Populate virtual operands before
4588 calling debugging dumps.
4589 (delete_mem_sym_stats): New.
4590 (delete_mem_ref_stats): New.
4591 (init_mem_ref_stats): New.
4592 (init_alias_info): Call it.
4593 (maybe_create_global_var): Remove alias_info argument.
4594 Get number of call sites and number of pure/const call sites
4595 from gimple_mem_ref_stats().
4596 (dump_alias_info): Call dump_memory_partitions first.
4597 (dump_points_to_info_for): Show how many times a pointer has
4599 * opts.c (decode_options): For -O2 set --param
4600 max-aliased-vops to 500.
4601 For -O3 set --param max-aliased-vops to 1000 and --param
4602 avg-aliased-vops to 3.
4603 * fortran/options.c (gfc_init_options): Remove assignment to
4605 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4606 * tree-dfa.c (dump_variable): Dump memory reference
4608 Dump NO_ALIAS* settings.
4609 (referenced_var_lookup): Tidy.
4610 (mem_sym_stats): New.
4611 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4612 and ORIG are different SSA names for a memory partition.
4613 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4614 * tree-flow.h (struct mem_sym_stats_d): Define.
4615 (mem_sym_stats_t): Define.
4616 (struct mem_ref_stats_d): Define.
4617 (struct gimple_df): Add field mem_ref_stats.
4618 (enum noalias_state): Define.
4619 (struct var_ann_d): Add bitfield noalias_state.
4620 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4621 debug_mem_ref_stats, debug_memory_partitions,
4622 debug_mem_sym_stats): Declare.
4623 * tree-ssa-structalias.c (update_alias_info): Update call
4624 sites, pure/const call sites and asm sites in structure
4625 returned by gimple_mem_ref_stats.
4626 Remove local variable IS_POTENTIAL_DEREF.
4627 Increase NUM_DEREFS if the memory expression is a potential
4629 Call update_mem_sym_stats_from_stmt.
4630 If the memory references memory, call
4631 update_mem_sym_stats_from_stmt for all the direct memory
4632 symbol references found.
4633 (intra_create_variable_infos): Set noalias_state field for
4634 pointer arguments according to the value of
4635 flag_argument_noalias.
4636 * tree-ssa-structalias.h (struct alias_info): Remove fields
4637 num_calls_found and num_pure_const_calls_found.
4638 (update_mem_sym_stats_from_stmt): Declare.
4639 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4640 Set default value to 100.
4641 (PARAM_AVG_ALIASED_VOPS): Define.
4643 2007-04-11 Richard Guenther <rguenther@suse.de>
4646 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4647 a * -b + c as c - a * b if we honor sign dependent rounding.
4649 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4651 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4653 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4654 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4656 (initialize_trampoline): Don't use old-style function definition.
4657 (bfin_secondary_reload): Mark IN_P argument as unused.
4659 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4661 PR tree-optimization/31343
4662 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4663 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4664 * testsuite/gcc.dg/vect/pr31343.c: New.
4666 2007-04-10 Eric Christopher <echristo@apple.com>
4668 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4669 * config/i386/i386.md (*cmpfp0): Use.
4670 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4671 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4672 (fix_trunc<mode>_i386_fisttp): Ditto.
4673 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4674 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4675 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4676 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4677 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4678 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4679 (unnamed_splitters): Ditto.
4680 * config/i386/i386.c (output_fix_trunc): Assert that
4681 we're not being passed a TFmode operand.
4683 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4685 PR tree-optimization/31526
4686 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4687 n_basic_blocks to find newly added blocks.
4689 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4691 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4693 (fix_trunc<mode>si_sse): Ditto.
4694 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4695 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4696 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4697 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4698 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4699 expander using SSEMODEF mode macro.
4700 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4701 expander using SSEMODEF mode macro.
4702 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4703 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4704 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4705 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4706 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4707 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4708 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4709 Macroize insn using X87MODEF mode macro.
4711 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4713 * config/i386/sse.md (sse2_pinsrw): Removed.
4714 (sse2_pextrw): Renamed to ...
4715 (*sse2_pextrw): This.
4717 2007-04-09 Jan Hubicka <jh@suse.cz>
4720 * config/i386/sse.md
4721 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4722 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4723 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4724 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4726 2007-04-09 Jan Hubicka <jh@suse.cz>
4728 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4729 multiple fields of union.
4731 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4733 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4734 (create_preheaders): Check that loops are available.
4735 (fix_loop_structure): Clean up, improve comments.
4736 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4737 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4739 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4740 * predict.c (tree_estimate_probability): Do not call
4741 calculate_dominance_info. Call create_preheaders.
4742 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4743 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4745 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4746 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4747 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4748 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4751 2007-04-08 Jan Hubicka <jh@suse.cz>
4753 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4754 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4755 * fold-const.c (fold_unary): Use it.
4757 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4759 * varasm.c (assemble_variable): Remove call to
4760 lang_hooks.decls.prepare_assemble_variable.
4761 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4762 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4763 * langhooks.h (lang_hooks_for_decls): Remove
4764 prepare_assemble_variable.
4766 2007-04-08 Mike Stump <mrs@apple.com>
4768 * config/i386/i386.c: Use inc/dec on Core2.
4770 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4772 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4773 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4774 lhd_tree_inlining_end_inlining): Remove.
4775 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4776 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4778 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4779 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4780 lhd_tree_inlining_end_inlining): Remove prototypes.
4781 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4782 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4783 LANG_HOOKS_TREE_INLINING_START_INLINING,
4784 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4786 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4789 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4792 * config/avr/predicates.md (io_address_operand): Delete predicate.
4793 (low_io_address_operand): Don't use 'mode' argument.
4794 (higth_io_address_operand): Rename ...
4795 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4796 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4799 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4801 Revert change removing staticp.
4803 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4806 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4809 2007-04-07 Bruce Korb <bkorb@gnu.org>
4811 * c.opt: Add -Wformat-contains-nul.
4812 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4814 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4815 the NUL byte warning.
4817 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4819 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4821 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4823 * tree.c (staticp): No longer use staticp langhook.
4824 * langhooks.c (lhd_staticp): Removed.
4825 * langhooks.h (struct lang_hooks): Remove staticp.
4826 * c-common.c (c_staticp): Remove.
4827 * c-common.h (c_staticp): Ditto.
4828 * langhooks-defs.h (lhd_staticp): Ditto.
4829 (LHD_HOOKS_STATICP): Ditto
4830 * tree.h (gcc_assert_lowered): New macro.
4832 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4834 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4835 argument "reliable".
4836 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4837 Add argument "reliable". Propagate it through calls.
4838 (infer_loop_bounds_from_undefined): Derive number of iterations
4839 estimates from references in blocks that do not dominate loop latch.
4840 (gcov_type_to_double_int): New function.
4841 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4842 and expected_loop_iterations_unbounded.
4843 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4844 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4845 * tree-data-ref.c (estimated_loop_iterations): Export.
4846 (get_references_in_stmt): Fix -- do not return addresses of local
4848 * cfgloop.h (expected_loop_iterations_unbounded,
4849 estimated_loop_iterations): Declare.
4851 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4853 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4855 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4857 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4858 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4859 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4860 Use output_387_reg_move().
4861 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4862 expander using X87MODEF12 mode macro.
4863 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4864 choosing register preferences. Use output_387_reg_move().
4865 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4866 instead of "x". Use output_387_reg_move().
4867 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4868 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4869 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4870 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4871 Use output_387_reg_move().
4872 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4874 (*truncxf?f_i387 splitter): Ditto.
4876 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4878 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4879 LANG_HOOKS_SAFE_FROM_P.
4880 * expr.c (safe_from_p): Remove langhook call.
4881 * langhooks.h (lang_hooks): Remove safe_from_p.
4882 (lhd_safe_from_p): Remove prototype.
4883 * langhooks.c (lhd_safe_from_p): Remove.
4885 2007-04-06 Jan Hubicka <jh@suse.cz>
4887 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4890 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4892 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4893 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4894 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4895 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4897 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4898 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4900 2007-04-05 Richard Henderson <rth@redhat.com>
4902 * config/alpha/alpha.c (print_operand) [+]: Remove.
4903 (alpha_end_function): Print nop if call at end of function.
4904 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4905 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4906 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4907 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4908 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4909 the call pattern. Update peepholes to match.
4911 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4913 * doc/extend.texi (Other Builtins): Add decimal float variants
4915 * builtins.def: Ditto.
4916 * builtins.c (expand_builtin): Ditto.
4918 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4919 H.J. Lu <hongjiu.lu@intel.com>
4922 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4923 of V8HImode when calling ix86_binary_operator_ok.
4924 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4925 (sdot_prodv8hi): Operands 1 and 2 must be register.
4927 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4929 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4930 initialize align to silence bogus warning.
4932 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4935 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4937 (struct sra_walk_fns): Remove use_all parameter from use.
4938 (sra_hash_tree): Handle BIT_FIELD_REFs.
4939 (sra_elt_hash): Don't hash bitfld blocks.
4940 (sra_elt_eq): Skip them in parent compares as well. Handle
4942 (sra_walk_expr): Don't maintain or pass down use_all_p.
4943 (scan_use): Remove use_all parameter.
4944 (scalarize_use): Likewise. Re-expand assignment to
4945 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4946 output, and re-scalarize after output. Don't mark anything
4948 (scalarize_ldst): Adjust.
4949 (scalarize_walk_gimple_modify_statement): Likewise.
4950 (build_element_name_1): Handle BIT_FIELD_REFs.
4951 (instantiate_element): Don't warn for any element whose parent
4953 (instantiate_missing_elements_1): Return the sra_elt.
4954 (canon_type_for_field): New.
4955 (try_instantiate_multiple_fields): New.
4956 (instantiate_missing_elemnts): Use them.
4957 (mark_no_warning): Removed.
4958 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4959 (REPLDUP, sra_build_elt_assignment): New.
4960 (generate_copy_inout): Use them.
4961 (generate_element_copy): Likewise. Handle bitfld differences.
4962 (generate_element_zero): Don't recurse for blocks. Use
4963 sra_build_elt_assignment.
4964 (generate_one_element_int): Take elt instead of var. Use
4965 sra_build_elt_assignment.
4966 (generate_element_init_1): Adjust.
4967 (scalarize_use, scalarize_copy): Use REPLDUP.
4968 (scalarize_ldst): Move assert before dereference.
4969 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4971 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4973 * regmove.c: Fix unused variable warnings due to previous commit.
4975 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4977 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4978 (regmove_bb_head): Remove.
4979 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4980 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4981 problems with fixup_match_1.
4982 Don't initialize/free regmove_bb_head.
4984 (reg_is_remote_constant_p): If an insn is in the same basic block
4985 but not before INSN, consider it remote, too.
4987 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4990 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4991 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4993 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4996 (CONDITIONAL_REGISTER_USAGE): Likewise.
4998 2007-04-04 Richard Henderson <rth@redhat.com>
5000 * config/alpha/lib1funcs.asm: Remove unused file.
5002 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5005 * opts.c (print_specific_help): Fix --help=<language>
5007 (common_handle_option): Support --help=common.
5009 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5012 * gcc.c (main): Do not run the linker if
5013 print_subprocess_help indicates that it shouldn't be
5016 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5019 * doc/invoke.texi (--help=): Document <languages> value, fix
5020 formatting in tables of values.
5022 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5024 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5025 dllimport attribute of virtual methods.
5027 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5029 * config/score/crti.asm: Change _bss_start to __bss_start.
5030 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5031 (OUTGOING_REG_PARM_STACK_SPACE) update.
5032 * config/score/score.opt: add options to make backend support
5033 score5, score5u, score7 and score7d.
5034 * config/score/score.md: Likewise.
5035 * config/score/misc.md: Likewise.
5036 * config/score/mac.md: Likewise.
5037 * doc/invoke.texi: Likewise.
5038 * doc/md.texi: update constraints define.
5040 2007-04-03 Richard Henderson <rth@redhat.com>
5042 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5043 an appropriate type, use the mode instead.
5045 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5047 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5048 Set the default --with-arch setting to mips2.
5049 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5050 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5051 (MULTILIB_OSDIRNAMES): Delete.
5052 (MULTILIB_DIRNAMES): Define.
5053 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5054 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5055 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5056 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5057 VXWORKS_OS_CPP_BUILTINS.
5058 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5059 (MIPS_DEBUGGING_INFO): Undefine.
5060 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5062 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5065 * fold-const.c (native_encode_real): Encode real.c provided longs
5066 as a series of 32-bit native integers.
5067 (native_interpret_real): Interpret buffer as a series of 32-bit
5070 2007-04-03 Richard Guenther <rguenther@suse.de>
5072 * genpreds.c (write_insn_constraint_len): Write function
5073 optimized for CONSTRAINT_LEN implementation.
5074 (write_tm_preds_h): Output insn_constraint_len inline and
5075 use it for CONSTRAINT_LEN.
5076 (write_insn_preds_c): Don't output insn_constraint_len.
5077 * doc/md.texi (define_register_constraint): Document multi-letter
5078 constraints shall have the same length if they start with the same
5081 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5084 * config/i386/i386.md (isinf<mode>2): Expand only when
5085 TARGET_C99_FUNCTIONS is set.
5087 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5089 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5090 (x86_64-*-linux*): Ditto.
5091 * config/i386/i386.opt (mpc): New option.
5092 * config/i386/i386.c (overrride_options): Handle
5093 ix87_precision_string.
5094 * config/i386/crtprec.c: New file.
5095 * config/i386/t-crtpc: Ditto.
5096 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5098 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5099 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5100 crtprec32.o, crtprec64.o and crtprec80.o.
5102 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5104 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5106 2007-04-02 Eric Christopher <echristo@apple.com>
5108 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5109 limitations on darwin.
5111 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5114 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5116 2007-04-02 Dave Korn <dave.korn@artimi.com>
5118 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5120 2007-04-02 Dave Korn <dave.korn@artimi.com>
5122 * libgcc2.h (exception_descriptor): Don't forward-declare.
5123 (__get_eh_table_language, __get_eh_table_version): Delete
5124 prototypes of long-dead functions.
5126 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5128 * ebitmap.h: New file
5129 * ebitmap.c: New file
5130 * Makefile.in (ebitmap.o): New target.
5132 2007-04-01 Jan Hubicka <jh@suse.cz>
5134 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5135 before very first instruction.
5137 2007-04-01 Jan Hubicka <jh@suse.cz>
5139 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5140 waring on 64bit hosts.
5141 * bitmap.h: Fix typo in bitmap_head_def.
5143 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5145 PR rtl-optimization/31391
5146 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5147 into a DELETED_LABEL note, and the label is in an empty basic
5148 block, update BB_END as well as BB_HEAD.
5150 2007-04-01 Richard Henderson <rth@redhat.com>
5152 PR tree-optimization/31169
5153 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5154 to varying if the range is outside [0, prec-1].
5156 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5159 * config/mips/mips.md (load_const_gp): New insn.
5160 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5161 the MIPS16 GP pseudo register if no_new_pseudos.
5162 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5164 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5167 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5169 (call_value): Likewise.
5171 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5172 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5175 * doc/invoke.texi: (optimization options): Reword description
5176 of -ffast-math. Document its primary purpose.
5178 2007-03-31 Richard Guenther <rguenther@suse.de>
5180 * omp-low.c (splay-tree.h): Include.
5181 (lookup_decl): Replace splay-tree usage by pointer-map.
5182 (maybe_lookup_decl): Likewise.
5183 (new_omp_context): Likewise.
5184 (delete_omp_context): Likewise.
5185 * gimplify.c (splay-tree.h): Include.
5186 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5188 (remap_ssa_name): Likewise.
5189 (remap_decl): Likewise.
5190 (remap_type_1): Likewise.
5191 (remap_type): Likewise.
5192 (copy_body_r): Likewise.
5193 (expand_call_inline): Likewise.
5194 (clone_body): Likewise.
5195 (copy_tree_r): Likewise.
5196 (remap_save_expr): Likewise.
5197 (unsave_r): Likewise.
5198 (unsave_expr_now): Likewise.
5199 (tree_function_versioning): Likewise.
5200 (build_duplicate_type): Likewise.
5201 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5202 (struct copy_body_data): Replace splay-tree by pointer-map.
5203 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5204 not $(SPLAY_TREE_H).
5205 (gimplify.o): Depend on $(SPLAY_TREE_H).
5206 (omp-low.p): Likewise.
5208 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5210 * config/avr/predicates.md (even_register_operand,
5211 odd_register_operand): New predicates.
5212 * config/avr/avr.md (movw peephole2): New.
5213 (movw_r peephole2): New.
5215 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5217 * tree.h (get_signed_or_unsigned_type): New.
5218 * fold-const.c (operand_equal_for_comparison_p): Use
5219 get_signed_or_unsigned_type instead of
5220 lang_hooks.types.signed_or_unsigned_type.
5221 * expr.c (store_expr): Ditto.
5222 * langhooks.c (get_signed_or_unsigned_type): New.
5223 (lhd_signed_or_unsigned_type): New.
5224 * langhooks.h (lhd_signed_or_unsigned_type): New.
5225 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5227 2007-03-30 Richard Henderson <rth@redhat.com>
5229 * tree-ssa-loop-ivopts.c: Include target.h.
5230 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5231 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5232 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5233 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5235 2007-03-30 Richard Henderson <rth@redhat.com>
5236 Kai Tietz <kai.tietz@onevision.com>
5238 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5240 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5241 (TARGET_64BIT_MS_ABI): New.
5242 (DBX_REGISTER_NUMBER): Handle 64-bit.
5243 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5244 (LONG_TYPE_SIZE): Force to 32.
5245 (REG_PARM_STACK_SPACE): New.
5246 (OUTGOING_REG_PARM_STACK_SPACE): New.
5247 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5248 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5249 (STACK_BOUNDARY): Use 128 for 64-bit.
5250 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5251 Add 64-bit implementation.
5252 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5254 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5255 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5256 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5257 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5258 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5259 TARGET_64BIT_MS_ABI.
5260 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5261 (ix86_pass_by_reference): Likewise.
5262 (ix86_function_value_regno_p): Likewise.
5263 (ix86_build_builtin_va_list): Likewise.
5264 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5265 (function_arg_advance_ms_64): New.
5266 (function_arg_advance): Call it.
5267 (function_arg_ms_64): New.
5268 (function_arg): Call it.
5269 (function_value_ms_64): New.
5270 (ix86_function_value_1): Call it.
5271 (return_in_memory_ms_64): New.
5272 (ix86_return_in_memory): Call it.
5273 (setup_incoming_varargs_ms_64): New.
5274 (ix86_setup_incoming_varargs): Call it.
5275 (ix86_expand_prologue): Handle 64-bit stack probing.
5276 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5277 (output_pic_addr_const): Likewise.
5278 (x86_this_parameter): Likewise.
5279 (x86_output_mi_thunk): Likewise.
5280 (x86_function_profiler): Likewise.
5281 (TARGET_STRICT_ARGUMENT_NAMING): New.
5282 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5283 (TARGET_64BIT_MS_ABI): New.
5284 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5285 * config/i386/i386.md (allocate_stack_worker): Remove.
5286 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5287 describe the clobber of eax without a match_scratch.
5288 (allocate_stack_worker_postreload): Remove.
5289 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5290 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5291 (allocate_stack_worker_rex64_postreload): Remove.
5292 (allocate_stack): Handle 64-bit.
5293 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5294 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5295 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5296 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5297 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5298 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5299 * config.build (x86_64-*-mingw*): New host.
5300 * config.host (x86_64-*-mingw*): New host.
5301 * config.gcc (x86_64-*-mingw*): New target.
5302 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5304 2007-03-30 Richard Henderson <rth@redhat.com>
5305 Kai Tietz <kai.tietz@onevision.com>
5307 * c-pragma.c (struct def_pragma_macro_value): New.
5308 (struct def_pragma_macro): New.
5309 (pushed_macro_table): New.
5310 (dpm_hash, dpm_eq): New.
5311 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5312 (init_pragma): Install them.
5313 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5315 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5317 * config/avr/avr.c (avr_override_options): Clear
5318 'flag_delete_null_pointer_checks'.
5320 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5323 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5324 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5325 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5326 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5327 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5328 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5329 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5331 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5333 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5335 * regmove.c: Move all of pass_stack_adjustments from here...
5336 * combine-stack-adj.c: ...to this new file.
5337 * Makefile.in: Add rules for combine-stack-adj.o.
5339 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5341 PR tree-optimization/31383
5342 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5343 to have the same length.
5345 2007-03-30 Jan Hubicka <jh@suse.cz>
5348 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5349 availablility; add more sanity checking; ask varpool only about
5352 2007-03-29 Richard Henderson <rth@redhat.com>
5354 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5355 to decide, but __SIZEOF_LONG_LONG__.
5357 2007-03-29 Richard Henderson <rth@redhat.com>
5359 * emutls.c (struct __emutls_array): New.
5360 (emutls_destroy): Use it instead of casting element 0 from void*.
5361 (__emutls_get_address): Likewise.
5363 2007-03-29 Richard Henderson <rth@redhat.com>
5365 * varasm.c (initializer_constant_valid_p): Don't deny
5366 DECL_DLLIMPORT_P on functions.
5368 * config/i386/cygming.h: Remove function declarations.
5369 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5370 (ASM_OUTPUT_LABELREF): Remove.
5371 (COMMON_ASM_OP): Remove.
5372 (ASM_OUTPUT_COMMON): Remove.
5373 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5374 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5375 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5376 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5377 Rename from TARGET_ENCODE_SECTION_INFO.
5378 * config/i386/netware.h: Likewise.
5379 * config/i386/i386-protos.h: Update.
5380 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5381 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5382 (legitimate_constant_p): Reject dllimports.
5383 (dllimport_map, get_dllimport_decl): New.
5384 (legitimize_dllimport_symbol): New.
5385 (legitimize_address, ix86_expand_move): Use it.
5386 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5387 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5388 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5389 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5390 * config/i386/predicates.md (constant_call_address_operand): Only
5391 accept symbols; reject dllimport_p symbols.
5392 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5393 i386_pe_maybe_record_exported_symbol.
5394 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5395 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5396 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5397 trust the setting of DECL_DLLIMPORT_P.
5398 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5399 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5400 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5401 tidy the argument scanning loop.
5402 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5403 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5404 (i386_pe_strip_name_encoding): Remove.
5405 (i386_pe_binds_local_p): New.
5406 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5407 (i386_pe_output_labelref): Remove.
5408 (i386_pe_asm_output_aligned_decl_common): New.
5409 (i386_pe_maybe_record_exported_symbol): Rename from
5410 i386_pe_record_exported_symbol; check for dllexported symbols.
5412 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5414 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5415 add comment explaining why vsnprintf cannot be used.
5417 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5419 PR tree-optimization/30666
5420 * tree.c (build_complex_type): When creating type names for DWARF2
5421 debug info, create TYPE_DECLs for TYPE_NAME instead of
5423 (build_common_tree_nodes_2): Use build_complex_type when building
5424 predefined complex types, to preserve canonical types.
5426 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5428 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5429 (noce_get_alt_condition): Look at it to determine whether to
5430 reverse the condition or not.
5431 (noce_get_condition): Substitute the truth for lies.
5432 (noce_find_if_block): Set the then_else_reversed field.
5434 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5436 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5437 destination of this insn.
5438 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5439 than calling gen_rtx_SET directly. Use r0 to hold the value of
5440 'address + 4' rather than a stack based temporary which can be
5443 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5445 * config/s390/s390.c (s390_secondary_input_reload_class,
5446 s390_secondary_output_reload_class): Functions removed.
5447 (s390_secondary_reload): New function.
5448 (TARGET_SECONDARY_RELOAD): Target macro defined.
5449 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5450 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5451 * config/s390/s390.md ("reload_outti", "reload_outdi",
5452 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5453 "reload_out<mode>"): Expanders removed.
5454 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5455 "reload<mode>_nonoffmem_out"): Expanders added.
5457 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5459 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5460 SRC->DEST replacement failed anyway.
5462 2007-03-28 Mike Stump <mrs@apple.com>
5464 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5465 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5466 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5468 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5470 * config.gcc: Accept barcelona as a variant of amdfam10.
5471 * config/i386/i386.c (override_options): Likewise.
5472 * doc/invoke.texi: Likewise.
5474 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5476 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5477 offsets for BIT_FIELD_REF and COMPONENT_REF.
5479 2007-03-28 Richard Guenther <rguenther@suse.de>
5481 * tree.c (is_global_var): Move ...
5482 * tree-flow-inline.h (is_global_var): ... here.
5483 * tree.h (is_global_var): Remove declaration.
5485 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5487 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5489 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5490 * config/i386/i386.c (ix86_tune_features): Initialize new
5492 * config/i386/predicates.md (promotable_binary_operator): Use
5493 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5495 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5498 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5500 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5502 * config/fr30/fr30.md (movsi_internal): Change destination
5503 constraint from m to V and add m to the end.
5505 2007-03-28 Christian Bruel <christian.bruel@st.com>
5507 * config/sh/sh.md (movsi_i): Fix type attribute.
5509 2007-03-28 Christian Bruel <christian.bruel@st.com>
5511 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5512 (movsf_ie): Likewise.
5514 2007-03-28 Christian Bruel <christian.bruel@st.com>
5516 * config.gcc: Add sh4-300 to multilib.
5517 * config/sh/t-mlib-sh4-300: New file.
5519 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5521 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5522 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5524 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5525 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5526 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5527 "fixuns_trunctddi2"): Whitespace fix.
5529 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5531 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5532 the definition of struct sh_args.
5533 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5534 CALL_COOKIE_INT_REG_GET): Likewise.
5536 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5538 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5539 transformations are applied successfully.
5541 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5543 * tree.c (tree_contains_struct): Permit 512 tree codes.
5544 * tree.h (tree_contains_struct): Ditto.
5545 (MAX_TREE_CODES): Ditto.
5546 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5547 SPARE member to store remaining padding bits.
5549 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5551 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5554 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5556 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5557 * configure: Regenerate.
5559 * configure: Regenerate using the correct version of autoconf.
5561 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5563 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5565 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5566 regs to "__SP_L__" and "__SP_H__".
5568 2007-03-27 Richard Guenther <rguenther@suse.de>
5570 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5571 computations with it with a HOST_WIDE_INT variable.
5573 2007-03-26 Mike Stump <mrs@apple.com>
5575 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5576 objective-c-header, objective-c++-header and objc++-cpp-output
5578 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5580 2007-03-26 Richard Henderson <rth@redhat.com>
5583 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5584 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5585 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5586 IX86_BUILTIN_PSRLQ128): New.
5587 (ix86_init_mmx_sse_builtins): Add them.
5588 (ix86_expand_builtin): Expand them.
5589 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5590 operand 2 be TImode.
5591 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5592 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5593 _mm_srli_epi64): Mark __B const.
5594 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5595 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5596 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5597 new two-vector shift builtins.
5599 2007-03-26 Ian Lance Taylor <iant@google.com>
5601 PR tree-optimization/31345
5602 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5603 [+INF, +INF(OVF)] into VARYING.
5605 2007-03-26 Zack Weinberg <zackw@panix.com>
5607 * gengtype-parse.c: New file.
5608 * gengtype-yacc.y: Delete.
5609 * gengtype-lex.l: Don't include gengtype-yacc.h.
5610 Define YY_DECL and yyterminate appropriately for recursive
5611 descent parser. yylval is now a string out-parameter to yylex.
5612 (HWS, EOID): New shorthand.
5613 (IWORD): Add a couple more types.
5614 (yylex): Add a setup stanza. Remove the complex rules for
5615 detecting GTY'ed types and typedefs; replace with simple
5616 keyword detectors. Adjust everything for the changed
5617 definition of yylval. Ignore all pp-directives, not just #define.
5619 (parse_file): Rename yybegin; do not call yyparse.
5621 * gengtype.c (xasprintf): Export again.
5622 (this_file): New. Use everywhere __FILE__ was being used.
5623 (get_lang_bitmap): Special case types defined in gengtype.c.
5624 (do_typedef, new_structure): Suppress definition of certain types.
5625 (new_structure): Improve diagnostics of duplicate definitions.
5626 Make sure location_s is associated with input.h.
5627 (nreverse_pairs, define_location_structures): New functions.
5628 (main): Improve tagging of kludge types. Remove old kludges
5629 for input.h types; use define_location_structures.
5630 * gengtype.h: Update prototypes. Define token codes here.
5631 * Makefile.in: Remove all references to gengtype-yacc.
5632 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5634 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5635 add GTY((skip)) to the field that's only conditionally there.
5636 * doc/install.texi: Document that Bison is no longer required
5637 unless building treelang.
5639 * gengtype.c: Don't include gtyp-gen.h.
5640 (srcdir): Declare here.
5641 (base_files, lang_dir_names): Allocate dynamically.
5642 (gt_files, num_gt_files, num_lang_dirs): New globals.
5643 (measure_input_list, read_input_line, read_input_list)
5644 (set_lang_bitmap): New functions.
5645 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5646 simplify, relying on read_input_list to set up the bitmaps.
5647 (main): Arguments are no longer unused. Check for correct number
5648 of command line arguments, set srcdir and srcdir_len, then call
5649 read_input_list, before doing anything else. No need to worry
5650 about duplicates in main loop.
5651 * configure.ac: Simplify the calculation of all_gtfiles.
5652 Put language tags in there. Don't set or substitute
5653 all_gtfiles_files_langs or all_gtfiles_files_frags.
5654 * Makefile.in: Revamp the way gengtype is invoked, now that it
5655 takes a file on its command line with a much simpler format.
5656 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5657 (GTFILES): Remove duplicates and C source files.
5658 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5659 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5660 * configure: Regenerate.
5662 * gengtype.h: Remove all type definitions to gengtype.c; leave
5663 only definitions of options_p, type_p, and pair_p as opaque
5664 pointers. Update prototypes.
5665 * gengtype.c: Many type definitions moved here from gengtype.h.
5666 Consolidate type definitions at the top of the file.
5667 (xvasprintf): Delete.
5668 (xasprintf): Make static.
5669 (create_nested_pointer_option): Add 'next' parameter.
5670 (create_field_all, create_field_at): New functions.
5671 (create_field): Now a thin wrapper around create_field_all.
5672 (create_optional_field): Rename create_optional_field_ and add
5673 line argument. Original name is now a macro which supplies
5675 (oprintf): Use vsnprintf directly.
5676 (close_output_files): Use fatal rather than perror/exit.
5677 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5678 (main): Set progname. Don't use exit.
5679 * gengtype-yacc.y (struct_fields): Use create_field_at.
5680 (option, optionseqopt): Delete.
5681 (optionseq): Consolidate productions from option here so we
5682 can use the first argument to create_option.
5684 * gengtype-lex.l: Distinguish unions from structures in the
5685 token type. Don't call find_structure; return the tag as a string.
5686 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5687 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5688 Reorganize typedef_struct production accordingly.
5689 Use create_nested_ptr_option.
5690 * gengtype.c (create_nested_ptr_option): New function.
5691 * gengtype.h: Declare it.
5693 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5694 (string_type): Don't declare.
5695 (do_scalar_typedef): Declare.
5696 (create_scalar_type): Update prototype.
5697 * gengtype.c (string_type): Make static.
5698 (scalar_nonchar, scalar_char): New.
5699 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5700 (resolve_typedef): Use scalar_nonchar for error recovery.
5701 (create_scalar_type): Remove name_len field. Return scalar_char
5702 or scalar_nonchar as appropriate.
5703 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5705 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5707 (main): Initialize scalar_char and scalar_nonchar before calling
5709 * gengtype-lex.l: Adjust for removal of second argument to
5710 create_scalar_type. Use yylval.s instead of yylval.t when
5712 * gengtype-yacc.y: Type of SCALAR is string. Call
5713 create_scalar_type from type:SCALAR rule. Adjust for removal of
5714 second argument to create_scalar_type.
5716 * vec.h: Remove all #if IN_GENGTYPE blocks.
5717 Add comment saying that changes may require adjustments to gengtype.
5718 * gengtype.c: Don't include coretypes.h or tm.h.
5719 Add comment to inclusion of errors.h.
5720 (note_def_vec, note_def_vec_alloc): New functions.
5721 * gengtype.h: Declare new functions.
5722 * gengtype-lex.l: Don't include coretypes.h.
5723 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5725 (update_lineno): Remove unnecessary prototype.
5726 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5727 (VEC rule): Just return VEC_TOKEN.
5728 * gengtype-yacc.y (VEC_TOKEN): New token type.
5729 (type): Add a production for VEC(a,b).
5730 * Makefile.in: Update dependencies.
5732 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5733 typedefs that use the old PARAMS macro.
5735 * gengtype-lex.l: Remove all rules and states relating to yacc
5737 * gengtype-yacc.y: Similarly.
5738 * gengtype.c (note_yacc_type): Delete function.
5739 * gengtype.h: Update prototypes.
5741 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5743 * tree-pretty-print.c (dump_generic_node): Report precision of
5744 unnamed integer types.
5746 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5748 * ifcvt.c (noce_try_store_flag_constants): Don't check
5749 no_new_pseudos here.
5750 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5751 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5752 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5753 noce_try_sign_mask): Likewise.
5754 (if_convert): Check no_new_pseudos here.
5756 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5758 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5759 (noce_get_condition): Handle new then_else_reversed argument.
5760 (noce_init_if_info): Remove, fold into noce_find_if_block.
5761 (noce_process_if_block): Take a struct noce_if_info as the
5762 argument. Don't set up one based on ce_if_info. Update pointer
5763 references accordingly.
5764 (cond_move_process_if_block): Likewise.
5765 (process_if_block): Removed.
5766 (find_if_block): Removed. Move functionality two new functions,
5767 noce_find_if_block and cond_exec_find_if_block.
5768 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5769 blocks and the symmetric IF-ELSE-JOIN case.
5770 (cond_exec_find_if_block): Also new function mostly based on old
5771 find_if_block and process_if_block.
5772 (find_if_header): Replace find_if_block call with separately
5773 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5774 (find_cond_trap): Update noce_get_condition call.
5775 (dead_or_predicable): Likewise.
5777 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5779 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5781 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5782 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5783 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5784 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5785 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5786 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5787 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5788 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5789 __builtin_ia32_psrad128 builtins.
5791 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5793 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5794 * config/i386/constraints.md
5795 (define_constraint "I"): Use IN_RANGE macro.
5796 (define_constraint "J"): Ditto.
5797 (define_constraint "K"): Ditto.
5798 (define_constraint "M"): Ditto.
5799 (define_constraint "N"): Ditto.
5800 (define_constraint "O"): Ditto.
5801 * config/i386/predicates.md
5802 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5803 (define_predicate "const_0_to_3_operand"): Ditto.
5804 (define_predicate "const_0_to_7_operand"): Ditto.
5805 (define_predicate "const_0_to_15_operand"): Ditto.
5806 (define_predicate "const_0_to_63_operand"): Ditto.
5807 (define_predicate "const_0_to_255_operand"): Ditto.
5808 (define_predicate "const_1_to_31_operand"): Ditto.
5809 (define_predicate "const_2_to_3_operand"): Ditto.
5810 (define_predicate "const_4_to_7_operand"): Ditto.
5812 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5814 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5815 in SImode for save_world.
5816 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5819 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5821 PR tree-optimization/30784
5822 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5825 2007-03-25 Revital Eres <eres@il.ibm.com>
5827 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5828 Fold movement_possibility function into it.
5830 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5832 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5833 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5834 (call_indirect_nonlocal_darwin64): Same.
5835 (call_nonlocal_darwin64): Same.
5836 (call_value_indirect_nonlocal_darwin64): Same.
5837 (call_value_nonlocal_darwin64): Same.
5838 (sibcall_nonlocal_darwin64): Same.
5839 (sibcall_value_nonlocal_darwin64): Same.
5840 (sibcall_symbolic_64): Same.
5841 (sibcall_value_symbolic_64): Same.
5842 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5844 (rs6000_emit_load_toc_table): Same.
5845 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5846 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5852 (load_toc_v4_pic_si): Same
5853 (load_toc_v4_PIC_1): Same.
5854 (load_toc_v4_PIC_1b): Same.
5855 (call_indirect_aix{32,64}): Same.
5856 (call_value_indirect_aix{32,64}): Same.
5859 (call_local{32,64}): Same.
5860 (call_value_local{32,64}): Same.
5861 (call_indirect_nonlocal_aix{32,64}): Same.
5862 (call_nonlocal_aix{32,64}): Same.
5863 (call_value_indirect_nonlocal_aix{32,64}): Same.
5864 (call_value_nonlocal_aix{32,64}): Same.
5865 (call_indirect_nonlocal_sysv<mode>): Same.
5866 (call_nonlocal_sysv<mode>): Same.
5867 (call_value_indirect_nonlocal_sysv<mode>): Same.
5868 (call_value_nonlocal_sysv<mode>): Same.
5870 (sibcall_local{32,64}): Same.
5871 (sibcall_value_local{32,64}): Same.
5872 (sibcall_nonlocal_aix{32,64}): Same.
5873 (sibcall_value_nonlocal_aix{32,64}): Same.
5874 (sibcall_nonlocal_sysv<mode>): Same.
5875 (sibcall_value): Same.
5876 (sibcall_value_nonlocal_sysv<mode>): Same.
5878 2007-03-24 Paul Brook <paul@codesourcery.com>
5880 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5881 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5883 2007-03-24 Richard Henderson <rth@redhat.com>
5885 * config/ia64/constraints.md: New file.
5886 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5887 satisfies_constraint_?.
5888 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5889 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5890 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5891 ia64_output_mi_thunk): Likewise.
5892 (ia64_const_ok_for_letter_p): Remove.
5893 (ia64_const_double_ok_for_letter_p): Remove.
5894 (ia64_extra_constraint): Remove.
5895 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5896 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5897 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5898 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5899 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5900 EXTRA_MEMORY_CONSTRAINT): Remove.
5901 * config/ia64/ia64.md: Include constriants.md. Replace
5902 CONST_OK_FOR_? with satisfies_constraint_?.
5904 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5905 H.J. Lu <hongjiu.lu@intel.com>
5907 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5909 (name macros): Use DPD_BID_NAME to convert names properly.
5911 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5912 decimal floating point format.
5913 (init_floating_libfuncs): Change decimal functions so that they
5914 have a "bid_" prefix if the decimal system uses the BID format,
5915 and "dpd_" prefix if the decimal system uses the DPD format.
5916 (init_interclass_conv_libfuncs): Ditto.
5917 (init_intraclass_conv_libfuncs): Ditto.
5919 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5920 using the BID format.
5922 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5923 whether we are using the BID decimal format.
5924 * configure: Regenerate.
5926 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5927 the compiler has decimal floating point enabled. Define
5928 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5931 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5932 using the BID format.
5934 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5935 whether we are using the BID decimal format.
5936 * configure: Regenerate.
5938 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5939 the compiler has decimal floating point enabled. Define
5940 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5943 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5944 options, and that it is enabled for i386/x86_64 systems.
5946 * Makefile.in (enable_decimal_float): New.
5948 (DECNUMINC): Add -I$(DECNUMFMT).
5949 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5950 to $(DECNUMFMT) from $(DECNUM).
5952 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5953 Substitute enable_decimal_float.
5954 * configure: Regenerated.
5957 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5960 * configure.ac: Enable decimal float for x86_64-*-linux*.
5961 * configure: Regenerated.
5964 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5965 decimal128ClearSign to flip and clear the sign bit in decimal128.
5966 (decimal_real_maxval): Set decimal128SetSign to set the sign
5969 2007-03-23 Ian Lance Taylor <iant@google.com>
5971 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5973 2007-03-23 Ian Lance Taylor <iant@google.com>
5975 * tree-dump.c (dump_files): Correct comment.
5977 2007-03-23 Ian Lance Taylor <iant@google.com>
5979 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5981 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5983 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5984 in cfglayout mode. Don't go into and out of cfglayout mode.
5985 Link the blocks in the order of the constructed traces.
5986 (rest_of_handle_tracer): Adjust call to tracer.
5987 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5988 Don't go into cfglayout mode.
5989 (rtl_loop_done): Don't go out of cfglayout mode.
5990 * cfglayout.c (relink_block_chain): New function, split out from...
5991 (fixup_reorder_chain): ...here. Remove redundant checking.
5992 (cfg_layout_finalize): Don't clear the header, footer, and aux
5993 fields here, move the code to do so to relink_block_chain. Likewise
5994 for free_original_copy_tables.
5995 * rtl.h (tracer): Update prototype.
5996 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5997 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5998 mode. Use relink_block_chain to serialize the CFG according to the
5999 new basic block order. Move targetm.cannot_modify_jumps_p check from
6001 (gate_handle_reorder_blocks): ...to here.
6002 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6004 (gate_duplicate_computed_gotos): ...to here.
6005 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6006 something always changes when going into and out of cfglayout mode.
6007 Perform an expensive cfg cleanup while going into cfglayout mode.
6008 Always update liveness information on HAVE_conditional_execution
6009 targets. Reserialize the basic blocks and go out of cfglayout mode.
6010 * reg-stack.c: Include cfglayout.h.
6011 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6012 the call to reorder_basic_blocks.
6013 * basic-block.h (reorder_basic_blocks): Update prototype.
6014 (relink_block_chain): New prototype.
6015 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6017 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6019 * config/mips/mips.md (type, hazard, *movdi_32bit,
6020 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6021 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6022 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6023 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6024 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6026 (movcc): Change first xfer to multi.
6027 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6028 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6029 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6030 config/mips/generic.md: Change reservations using "xfer" to use
6032 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6033 using match_operand.
6034 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6035 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6037 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6039 2007-03-22 Richard Henderson <rth@redhat.com>
6041 * config/i386/i386.c: Remove unnecessary function declarations.
6042 Move targetm definition, and all related macros, to the end of
6043 the file. Resort some functions to put definitions before uses.
6044 (ix86_attribute_table): Make static. Move to end of file.
6045 (ix86_gimplify_va_arg): Make static.
6047 2007-03-22 Richard Henderson <rth@redhat.com>
6049 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6050 don't increase local_regparm with force_align_arg_pointer check.
6051 (ix86_function_sseregparm): Assert 32-bit.
6052 (type_has_variadic_args_p): New.
6053 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6054 type_has_variadic_args_p.
6055 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6056 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6057 use memset instead. Do maybe_vaarg check first; skip attribute
6058 tests if true; skip attribute tests for 64-bit.
6059 (construct_container): Remove TARGET_DEBUG_ARG.
6060 (function_arg_advance_32, function_arg_advance_64): Split out ...
6061 (function_arg_advance): ... from here.
6062 (function_arg_32, function_arg_64): Split out ...
6063 (function_arg): ... from here.
6064 (ix86_pass_by_reference): Tidy.
6065 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6066 (function_value_32): New, from parts of ix86_function_value
6067 and ix86_value_regno.
6068 (function_value_64): New, from parts of ix86_function_value
6069 and ix86_libcall_value.
6070 (ix86_function_value_1): New.
6071 (ix86_function_value, ix86_libcall_value): Use it.
6072 (return_in_memory_32, return_in_memory_64): Split out ...
6073 (ix86_return_in_memory): ... from here.
6074 (ix86_struct_value_rtx): Skip for 64-bit.
6075 (ix86_libcall_value, ix86_value_regno): Remove.
6076 (setup_incoming_varargs_64): Split out ...
6077 (ix86_setup_incoming_varargs): ... from here.
6078 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6079 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6080 * config/i386/i386-protos.h (ix86_function_value): Remove.
6081 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6083 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6086 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6087 infinities not supported, otherwise emit warning if -Woverflow. On
6088 underflow, emit warning if -Woverflow.
6089 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6091 * real.h (real_from_string): Update declaration
6093 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6094 Richard Henderson <rth@redhat.com>
6096 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6097 * calls.c (compute_argument_block_size, expand_call,
6098 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6099 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6100 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6101 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6102 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6103 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6104 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6105 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6108 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6110 * c-incpath.c (add_sysroot_to_chain): New.
6111 (merge_include_chains): Add sysroot argument. Call
6112 add_sysroot_to_chain if sysrooted.
6113 (register_include_chains): Update call to merge_include_chains.
6114 * doc/cppopts.texi: Document use of '=' in include directory
6117 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6119 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6120 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6121 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6122 insn pattern using X87MODEF12 mode macro.
6124 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6126 * regmove.c (regmove_optimize): Use reg_mentioned_p
6127 instead of reg_overlap_mentioned_p for DST.
6129 2007-03-21 Mike Stump <mrs@apple.com>
6131 * c.opt: Fixup for Objective-C/C++.
6133 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6135 * explow.c (convert_memory_address): Fold memory reference when
6136 POINTERS_EXTEND_UNSIGNED < 0
6138 2007-03-21 Richard Henderson <rth@redhat.com>
6141 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6142 * config/i386/mmintrin.h (__m64): Likewise.
6143 * config/i386/xmmintrin.h (__m128): Likewise.
6145 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6147 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6148 (VXWORKS_OS_CPP_BUILTINS): Define.
6149 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6150 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6152 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6154 * rtl.h (constant_pool_reference_p): Delete.
6155 (find_constant_src): Declare.
6156 * rtlanal.c (find_constant_src): New function.
6157 * simplify-rtx.c (constant_pool_reference_p): Delete.
6158 * config/i386/i386.md: Use find_constant_src instead of
6159 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6161 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6163 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6164 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6166 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6168 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6169 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6170 (arm_elf_asm_constructor): Use it.
6171 (arm_elf_asm_destructor): New function.
6173 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6175 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6177 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6179 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6181 2007-03-19 Andrew Haley <aph@redhat.com>
6183 PR tree-optimization/31264
6184 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6187 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6189 PR rtl-optimization/30907
6190 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6191 (fwprop_init): Always call loop_optimizer_initialize.
6192 (fwprop_done): Always call loop_optimizer_finalize.
6193 (fwprop): We always have loop info now.
6194 (gate_fwprop_addr): Remove.
6195 (pass_fwprop_addr): Use gate_fwprop as gate.
6197 PR rtl-optimization/30841
6198 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6199 df_chain_alloc): Call df_reorganize_refs unconditionally.
6200 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6201 refs_organized to refs_organized_size.
6202 (df_ref_create_structure): Use refs_organized_size instead of
6203 bitmap_size if refs had been organized, and keep refs_organized_size
6205 * df.h (struct df_ref_info): Change refs_organized to
6206 refs_organized_size.
6207 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6210 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6212 * except.c (output_function_exception_table): Do not reference the
6213 EH personality routine for functions that do not require an
6216 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6219 * c-typeck.c (convert_for_assignment): Call comptypes for
6220 RECORD_TYPE or UNION_TYPE.
6223 * reload1.c (reload): Do invalid ASM checking after
6224 cleanup_subreg_operands.
6226 2007-03-19 Jeff Law <law@redhat.com>
6228 * tree-cfg.c (find_taken_edge): Tighten conditions for
6229 optimizing computed gotos.
6231 2007-03-19 Michael Matz <matz@suse.de>
6233 * builtins.c (expand_builtin_sync_operation,
6234 expand_builtin_compare_and_swap,
6235 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6238 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6239 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6242 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6244 * doc/tm.texi: Add brackets around the return type of
6245 TARGET_SECONDARY_RELOAD.
6247 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6248 Richard Guenther <rguenther@suse.de>
6250 PR tree-optimization/31254
6251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6252 Use handled_component_p () where appropriate. Continue
6253 propagating into the rhs if we propagated into an INDIRECT_REF
6256 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6258 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6259 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6260 (xde, xdee): Mode attributes adjusted to support DFP modes.
6261 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6262 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6263 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6264 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6265 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6266 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6267 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6269 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6270 "movsf"): Insn definitions removed.
6271 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6272 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6273 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6275 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6276 "reload_in<mode>", "reload_out<mode>"): Expander added.
6277 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6280 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6282 * config/s390/s390.md: Only non-functional changes. Renamed
6283 FPR mode macro to BFP all over the file.
6285 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6287 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6288 (op_type attribute): RRF instruction type added.
6289 (fT0): New mode attribute.
6290 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6291 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6292 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6293 no secondary memory is needed when moving DFmode values between GPRs
6296 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6298 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6299 inverted and documentation adjusted.
6300 ("mhard-dfp", "msoft-dfp"): New options.
6301 * config/s390/s390.c (s390_handle_arch_option): New architecture
6303 (override_options): Sanity checks for the new options added.
6304 * config.gcc: New architecture switch: z9-ec.
6305 * config/s390/s390.h (processor_flags): PF_DFP added.
6306 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6307 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6308 when the bit is NOT set so remove it from the defaults.
6310 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6312 * genemit.c (main): Print include statement for dfp.h.
6313 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6316 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6318 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6320 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6323 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6326 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6328 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6329 attr_length_call, output_call, output_indirect_call): Cleanup
6330 formatting of targetm calls.
6332 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6334 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6336 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6338 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6339 reservation, bypass and anti-bypass descriptions for these instructions.
6340 Update move patterns.
6341 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6344 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6346 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6347 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6348 (get_initial_def_for_reduction): Likewise.
6350 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6352 Fix PR tree-optimization/29922
6353 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6354 (get_representative): Removed.
6355 (value_dies_in_block_x): Update for rvuse removal.
6356 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6357 (compute_antic_aux): Handle when PHI nodes appear in
6358 non-single-successors.
6359 (dump_bitmap_of_names): Removed.
6360 (compute_antic_safe): Renamed and removed rvuse calculation.
6361 Calculate only antic safe.
6362 (insert_into_preds_of_block): Remove assert.
6363 (execute_pre): Update for renamed functions.
6364 (defer_or_phi_translate_block): New function.
6366 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6368 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6369 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6371 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6372 Follow spelling conventions.
6374 * tree-data-ref.h: Remove the prototype for analyze_array.
6376 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6378 PR tree-optimization/31041
6379 * tree-vect-transform.c (get_initial_def_for_induction): Call
6380 force_gimple_operand.
6382 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6384 * ipa-type-escape.c (look_for_casts) : Revert code to use
6385 handled_component_p due to ada test a-numaux.adb.
6387 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6389 * final.c (final_scan_insn): Alter the condition of a
6390 conditional trap if we have nonstandard CC.
6392 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6394 * configure.ac: Remove excess quoting from asm line 0 test.
6395 * configure: Rebuilt.
6397 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6399 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6400 * c-common.c (convert_and_check): Move warning logic to...
6401 (warnings_for_convert_and_check): ...here. Define.
6402 * c-common.h (warnings_for_convert_and_check): Declare.
6404 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6406 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6407 (output_call): Likewise.
6409 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6411 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6413 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6415 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6417 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6419 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6420 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6422 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6424 PR tree-optimization/31183
6425 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6426 Use double_int instead of unsigned int for representing access_strides.
6427 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6429 2007-03-16 Richard Guenther <rguenther@suse.de>
6431 PR tree-optimization/31146
6432 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6433 to allow recursion of forward_propagate_addr_expr.
6434 (forward_propagate_addr_into_variable_array_index): Likewise.
6435 (forward_propagate_addr_expr): Likewise.
6436 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6437 (forward_propagate_addr_expr_1): Recurse on simple copies
6438 instead of propagating into them. Do so for useless conversions
6440 (forward_propagate_addr_expr): Clean up unused statements after
6443 2007-03-16 Richard Guenther <rguenther@suse.de>
6445 * builtins.c (expand_builtin_cexpi): Use the right argument
6446 for the expansion via cexp.
6448 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6450 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6451 * configure: Rebuilt.
6453 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6456 * dwarf2out.c (force_type_die): Adjust comment.
6457 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6459 2007-03-15 DJ Delorie <dj@redhat.com>
6461 * config/frv/predicates.md (minmax_operator): Don't check operands
6464 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6466 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6467 Update constant estimates of number of iterations.
6468 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6469 argument renamed to "realistic".
6470 (compute_estimated_nb_iterations): Removed.
6471 (record_niter_bound): New function.
6472 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6473 call record_nonwrapping_iv with upper = false.
6474 (infer_loop_bounds_from_signedness): Pass upper argument to
6475 record_nonwrapping_iv.
6476 (estimate_numbers_of_iterations_loop): Do not call
6477 compute_estimated_nb_iterations. Record estimate based on profile
6478 information. Initialize the constant estimates of number of
6480 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6482 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6483 number of iterations is too small.
6484 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6485 (EST_NOT_AVAILABLE): Removed.
6486 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6487 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6490 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6492 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6493 Handle NE_EXPR guards.
6495 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6498 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6499 Set also -pedantic-errors by default for the preprocessor unless
6500 -fpermissive is given.
6502 2007-03-15 Richard Guenther <rguenther@suse.de>
6506 * builtins.c (expand_builtin_cexpi): As a fallback if we
6507 don't have builtins for sincos or cexp create a function
6508 declaration for cexp and expand to a call to that.
6509 (expand_builtin_int_roundingfn): Always fall
6510 back to floor/ceil and its variants even if they may be
6513 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6516 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6517 jump tables, move the call to delete_dead_jumptables from here...
6518 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6519 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6520 don't allow merging of blocks that try_redirect_by_replacing_jump
6521 also does not handle when not optimizing.
6523 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6524 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6526 * config/i386/i386.md (x86_sahf_1): Correctly handle
6529 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6532 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6533 x86_64_general_operand as operand[2] predicate. Remove "iF"
6534 from operand constraints and use "e" constraint instead.
6535 (*subti3_1, *subti3_1 splitter): Ditto.
6536 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6537 operand[1] predicate.
6539 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6541 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6542 arrays, multiply the access strides by the size of the sub-array.
6543 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6545 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6547 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6548 the configured assembler supports the sahf mnemonic.
6549 * configure: Regenerate.
6550 * config.in: Regenerate.
6552 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6553 emit "sahf" or ".byte\t0x9e" as asm template.
6555 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6558 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6559 option to replace hard coded TARGET_xxx in md file.
6560 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6561 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6562 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6563 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6564 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6565 (X86_TUNE_NOT_VECTORMODE): Ditto.
6566 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6567 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6568 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6569 (TUNE_SLOW_IMUL_IMM8): Ditto.
6570 (TUNE_MOVE_M1_VIA_OR): Ditto.
6571 (TUNE_NOT_UNPAIRABLE): Ditto.
6572 (TUNE_NOT_VECTORMODE): Ditto.
6574 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6577 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6578 tuning options instead of hard coded TARGET_xxx.
6579 (fix ssemode peephole2's): Ditto.
6580 (imul peephole2's): Ditto.
6582 (movdi_or_rex64): Ditto.
6583 (move peephole2): Ditto.
6584 (not peephole2's): Ditto.
6586 2007-03-14 Dirk Mueller <dmueller@suse.de>
6588 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6589 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6590 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6592 * c-parser.c (c_parser_do_statement): Warn about empty body in
6594 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6595 * doc/invoke.texi (-Wempty-body): Update documentation.
6597 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6600 * c-common.h (warn_for_div_by_zero): Declare.
6601 * c-common.c (warn_for_div_by_zero): Define.
6602 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6605 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6607 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6608 to PREFIX and STANDARD_PREFIX.
6610 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6611 Phil Edwards <phil@codesourcery.com>
6613 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6614 (__gthread_once_t): Remove busy field for RTPs.
6615 (__GTHREAD_ONCE_INIT): Update accordingly.
6617 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6619 * doc/invoke.texi: Document VxWorks options.
6621 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6623 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6625 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6627 PR tree-optimization/30590
6628 * tree-nrv.c (tree_nrv): Check for the partial update of the
6631 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6633 * flags.h (flag_random_seed): Remove declaration, in favor of...
6634 * toplev.h (get_random_seed, set_random_seed): ... these.
6635 * tree.c (get_file_function_name): Use the former.
6636 * opts.c (common_handle_option): Use the latter.
6639 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6642 * cse.c (cse_find_path): Do not bail out if a basic block that
6643 we already visited now becomes part of a path that starts at a
6644 different basic block. Just disallow this, to make sure we
6645 visit each basic block at most once.
6647 2007-03-13 Jan Hubicka <jh@suse.cz>
6649 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6650 when profile esitmate is present, calls with very low frequency are
6653 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6655 PR tree-optimization/30730
6656 PR tree-optimization/26900
6657 * tree-ssa-loop-niter.c: Include gmp.h.
6659 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6660 split_to_var_and_offset, determine_value_range,
6661 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6662 bound_difference, bounds_add, bounds_negate,
6663 number_of_iterations_ne_max, dump_affine_iv): New functions.
6664 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6665 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6666 difference of initial and final value of control iv to validate
6668 (number_of_iterations_cond): Add loop parameter. Determine bounds
6669 on the difference of the extremes of the control iv. Add dumps.
6670 (expand_simple_operations): Handle phi nodes.
6671 (simplify_using_initial_conditions): Do not record used conditions.
6672 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6673 Do not set additional_info.
6674 (implies_nonnegative_p, implies_ge_p): Removed.
6675 (derive_constant_upper_bound): Do not use parameter `additional'.
6676 (record_estimate): Parameter `additional' removed. Parameter
6677 `i_bound' added. Do not call derive_constant_upper_bound.
6678 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6679 bound the number of iterations estimate.
6680 (estimate_numbers_of_iterations_loop): Pass the estimate from
6681 the number of iterations analysis to record_estimate.
6682 * tree.h (multiple_of_p): Declare.
6683 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6684 (scev_const_prop): Do not check expression_expensive_p.
6685 * fold-const.c (multiple_of_p): Exported.
6686 * double-int.c (double_int_mask): Exported.
6687 * double-int.h (double_int_mask): Declare.
6688 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6689 field. Added max field.
6691 2007-03-13 David Taylor <taylor@candd.org>
6694 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6697 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6700 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6701 two unamed patterns.
6703 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6705 * config/i386/i386.opt (mcx16, msahf): New options.
6706 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6707 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6709 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6710 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6711 Output -mcx16 and -msahf options when corresponding bit is set.
6713 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6716 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6718 * configure.ac: Test for assembler tolerance to # 0 "".
6719 * configure, config.in: Rebuilt.
6720 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6722 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6724 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6726 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6727 (handle_syscall): Handle direct system calls.
6728 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6730 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6732 * doc/invoke.texi: Fix cpp.info cross-reference.
6733 * doc/passes.texi: Fix gcc.info cross-reference.
6735 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6737 PR tree-optimization/30835
6738 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6739 bb_for_stmt is not NULL before accessing it.
6741 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6743 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6746 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6749 * doc/install.texi: Document --enable-stage1-languages
6751 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6753 * tree-pass.h (pass_into_cfg_layout_mode,
6754 pass_outof_cfg_layout_mode): Declare.
6755 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6756 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6757 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6758 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6760 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6762 * c-decl.c (warn_variable_length_array): New function.
6763 Refactored from grokdeclarator to handle warn_vla
6764 and handle unnamed array case.
6765 (grokdeclarator): Refactored VLA warning case.
6766 * c.opt (Wvla): New flag.
6767 * doc/invoke.texi (Wvla): New warning.
6769 2007-03-12 Richard Henderson <rth@redhat.com>
6771 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6772 (TARGET_SECTION_TYPE_FLAGS): New.
6774 2007-03-12 Richard Henderson <rth@redhat.com>
6776 * config/darwin.c (machopic_reloc_rw_mask): New.
6777 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6778 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6780 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6782 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6783 * cppdefault.h (cpp_PREFIX): Document.
6784 (cpp_PREFIX_len): Likewise.
6785 (cpp_EXEC_PREFIX): New variable.
6786 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6787 * c-incpath.c (add_standard_paths): Correct logic for relocating
6788 paths within prefix.
6790 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6793 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6795 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6796 fix_truncdfdi_sse using SSEMODEF mode macro.
6797 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6798 fix_truncdfsi_sse using SSEMODEF mode macro.
6799 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6800 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6802 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6804 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6807 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6809 * tree.h : Add multiple_of_p declaration.
6810 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6811 * ipa-type-escape.c (results_of_malloc): Redundant.
6812 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6813 (cast_type): Extended with new members.
6814 (check_cast): Returns cast_type.
6815 (cast): New structure for data of walk_use_def_chains.
6816 (is_malloc_result, is_cast_from_non_pointer_1,
6817 is_cast_from_non_pointer,
6818 is_array_access_through_pointer_and_index): New functions.
6819 (look_for_casts): Returns cast types.
6820 (check_call): Returns void.
6821 (okay_pointer_operation): Use support of pointer plus index,
6822 pointer plus constant and allow all multiplications.
6824 2007-03-11 Richard Guenther <rguenther@suse.de>
6826 PR tree-optimization/31115
6827 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6828 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6829 A shift count of zero is not special as with *_DIV_EXPR.
6830 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6833 2007-03-11 Ian Lance Taylor <iant@google.com>
6835 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6836 the *_DIV_EXPR codes correctly with overflow infinities.
6838 2007-03-11 Ira Rosen <irar@il.ibm.com>
6840 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6841 indicate success/failure of the analysis. Add negation to subtrahend
6842 in case of subtraction. Fail if both operands contain constants.
6843 (create_data_ref): Fail if analyze_offset fails.
6845 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6847 * config/i386/i386.md (frndintxf2): Rename to ...
6848 (rintxf2): ... this. Remove expander having same name.
6849 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6850 (roundsf2, rounddf2): Ditto.
6851 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6852 (lround<mode>di2, lround<mode>si2): Ditto.
6854 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6856 * lower-subreg.c: Include except.h.
6857 (decompose_multiword_subregs): Verify that the only control flow
6858 insns we can split are loads to multi-words pseudos.
6859 Handle breaking such blocks after splitting, instead of calling
6860 find_many_sub_basic_blocks.
6862 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6863 on the new basic block. Add a lengthy comment explaining why we
6864 thought this was necessary.
6865 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6867 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6870 * tree.c (walk_type_fields): Recurse into the element type of
6871 ARRAY_TYPEs if there is a pointer set.
6873 2007-03-10 Dirk Mueller <dmueller@suse.de>
6875 * c-common.c (warn_logical_operator): Fix condition.
6877 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6879 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6881 * config/darwin.c (machopic_select_section): Remove superfluous
6882 argument in call to categorize_decl_for_section. Remove unused
6885 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6887 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6889 * configure: Regenerate.
6891 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6894 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6895 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6896 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6897 Add LABEL_NUSES to emitted label.
6898 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6899 branch probability value to emitted jump insn.
6900 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6901 Do not check life information and do not re-arrange input operands
6902 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6904 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6906 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6907 the change of decode_asm_operands.
6909 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6911 * mode-switching.c (create_pre_exit): Skip blockage insn.
6913 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6915 * tree-pass.h (TODO_update_smt_usage): Remove.
6917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6921 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6923 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6924 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6925 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6928 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6930 * gcc.c: Document %{, in big comment at top.
6931 (input_suffix_matches): Remove special handling for .s and
6933 (input_spec_matches): New.
6934 (handle_braces): Handle %{,.
6935 (validate_switches): ',' indicates a value which is not a switch.
6936 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6937 to detect assembler input.
6938 * config/i386/sol2.h (CPP_SPEC): Likewise.
6939 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6940 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6941 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6942 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6943 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6944 -m64 causes deployment target to default to 10.5.
6945 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6947 2007-03-09 Richard Henderson <rth@redhat.com>
6950 * target.h (targetm.asm.out.reloc_rw_mask): New.
6951 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6952 (TARGET_ASM_OUT): Use it.
6953 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6954 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6955 use the new reloc_rw_mask target hook instead.
6956 (default_section_type_flags_1): Merge into...
6957 (default_section_type_flags): ... here.
6958 (decl_readonly_section_1): Merge into...
6959 (decl_readonly_section): ... here.
6960 (default_elf_select_section_1): Merge into...
6961 (default_elf_select_section): ... here.
6962 (default_unique_section_1): Merge into...
6963 (default_unique_section): ... here.
6964 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6965 (default_select_rtx_section): Use it.
6966 (default_elf_select_rtx_section): Likewise.
6967 * output.h: Update to match.
6968 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6969 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6970 (TARGET_ASM_RELOC_RW_MASK): New.
6971 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6972 to categorize_decl_for_section.
6973 (x86_64_elf_unique_section): Likewise.
6974 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6975 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6976 (TARGET_ASM_RELOC_RW_MASK): New.
6977 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6978 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6979 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6980 (TARGET_RWRELOC): Remove.
6981 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6982 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6983 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6984 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6985 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6986 (rs6000_xcoff_select_section): Use decl_readonly_section.
6987 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6988 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6989 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6990 (TARGET_SECTION_TYPE_FLAGS): Remove.
6991 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6993 2007-03-09 Roger Sayle <roger@eyesopen.com>
6995 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6996 complex constant equality/inequality comparisons for here.
6997 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6998 known at compile-time or can be simplified to a scalar comparison.
6999 (fold_relational_const): Move compile-time evaluation of complex
7000 constant equality/inequality comparisons to here.
7002 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7004 PR rtl-optimization/30643
7005 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7007 (fold_rtx): Recurse, like before 2006-11-03.
7009 2007-03-09 DJ Delorie <dj@redhat.com>
7011 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7014 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7016 PR tree-optimization/30375
7017 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7018 LHS of statements is not the same.
7019 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7021 2007-03-09 Chao-ying Fu <fu@mips.com>
7023 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7025 * doc/invoke.texi (-mdspr2): Document new option.
7026 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7027 New unspec for DSP REV 2.
7028 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7029 these instructions are extended in DSP REV 2.
7030 (mips-dspr2.md): Include.
7031 * config/mips/mips.opt (mdspr2): New option.
7032 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7033 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7034 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7035 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7036 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7037 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7038 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7040 (bdesc_map): Add one field of unsupported_target_flags.
7041 (bdesc_arrays): Update entries to have extra fields. Add
7043 (mips_init_builtins): Initialize new function types.
7044 Check unsupported_target_fileds to filter out builtins.
7045 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7047 (ASM_SPEC): Pass mdspr2 to the assembler.
7048 * config/mips/mips-dspr2.md: New file.
7050 2007-03-09 Sa Liu <saliu@de.ibm.com>
7052 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7054 2007-03-09 Ian Lance Taylor <iant@google.com>
7056 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7057 argument) like -Wstrict-overflow=2.
7058 * doc/invoke.texi (Warning Options): Update documentation.
7060 2007-03-09 Dirk Mueller <dmueller@suse.de>
7063 * doc/invoke.texi (-Wlogical-op): Document.
7064 * common.opt (-Wlogical-op): New.
7065 * c-common.h (warn_logical_operator): Declare.
7066 * c-common.c (warn_logical_operator): Define.
7067 * c-typeck.c (parser_build_binary_op): Call
7068 warn_logical_operator.
7070 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7072 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7073 * final.c (final_scan_insn): Test for non-"" file name.
7075 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7077 * doc/loop.texi: Document the Omega linear constraints solver.
7078 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7079 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7080 omega-hash-table-size, omega-max-keys, and
7081 omega-eliminate-redundant-constraints.
7082 * tree-pass.h (pass_check_data_deps): Declared.
7085 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7086 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7087 pass_check_data_deps): New.
7088 * tree-data-ref.c (init_data_ref): Remove declaration.
7089 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7090 (analyze_array): Renamed init_array_ref, move up initializations.
7091 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7092 Removed arguments that are set to NULL.
7093 (analyze_indirect_ref): Correct indentation, correct call to
7095 (object_analysis): Call init_array_ref instead of analyze_array.
7096 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7097 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7098 of DR_ACCESS_FNS_ADDR.
7099 (init_omega_eq_with_af, omega_extract_distance_vectors,
7100 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7101 ddr_consistent_p): New.
7102 (compute_affine_dependence): Check consistency of ddrs when
7103 flag_check_data_deps is passed.
7104 (analyze_all_data_dependences): Uncomment.
7105 (tree_check_data_deps): New.
7106 * tree-data-ref.h: Include omega.h.
7107 (DR_ACCESS_FNS_ADDR): Removed.
7108 (data_dependence_relation): Add inner_loop.
7109 (DDR_INNER_LOOP): New.
7110 * common.opt (fcheck-data-deps): New.
7111 * tree-flow.h (tree_check_data_deps): Declare.
7112 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7113 (OBJS-common): Depend on omega.o.
7115 * passes.c (pass_check_data_deps): Scheduled.
7116 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7117 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7118 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7119 PARAM_VECT_MAX_VERSION_CHECKS,
7120 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7122 2007-03-09 Richard Guenther <rguenther@suse.de>
7124 PR tree-optimization/30904
7126 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7127 the same way as *_DIV_EXPR.
7129 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7131 * recog.c (decode_asm_operands): No mixed declarations and code.
7133 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7135 * rtl.def (ASM_INPUT): Add location.
7136 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7137 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7138 (decode_asm_operands): Add loc operand.
7139 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7140 * stmt.c (expand_asm): Rename to...
7141 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7142 gen_rtx_ASM_INPUT_loc.
7143 (expand_asm_expr): Adjust.
7144 * recog.c (decode_asm_operands): Add loc operand.
7145 (check_asm_operands, extract_insn): Adjust.
7146 * reload1.c (maybe_fix_stack_asms): Likewise.
7147 * final.c (asm_insn_count): Likewise.
7148 (final_scan_insn): Output # line before and after asm.
7150 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7152 * tree-ssa-structalias.c (variable_info): Remove
7154 (new_var_info): Ditto.
7155 (shared_bitmap_info_t): New structure.
7156 (shared_bitmap_table): New variable.
7157 (shared_bitmap_hash): New function.
7158 (shared_bitmap_eq): Ditto
7159 (shared_bitmap_lookup): Ditto.
7160 (shared_bitmap_add): Ditto.
7161 (merge_smts_into): Change to take bitmap directly.
7162 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7163 (init_alias_vars): Init shared bitmap hashtable.
7164 (delete_points_to_sets): Delete shared bitmap hashtable.
7165 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7166 is_aliased removal as a change that was still necessary was
7169 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7171 * config/i386/i386.h (override_options): Conditionally disable
7172 x86_sahf for 64bit targets only.
7174 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7177 * c-decl.c (merge_decls): Don't call make_var_volatile.
7178 * varasm.c (make_var_volatile): Remove.
7179 * output.h (make_var_volatile): Remove.
7181 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7183 PR tree-optimization/31085
7184 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7186 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7189 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7190 ATTR_CONST_NOTHROW_LIST.
7192 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7195 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7197 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7199 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7202 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7204 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7205 passed, use shared libgcc.
7207 2007-03-08 Roger Sayle <roger@eyesopen.com>
7209 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7210 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7211 (honor_protect_cleanup_actions, lower_try_finally_switch):
7213 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7214 ifc_temp_var): Likewise.
7215 * tree-inline.c (setup_one_parameter): Likewise.
7216 * tree-mudflap.c (mf_decl_cache_locals,
7217 mf_build_check_statement_for): Likewise.
7218 * tree-nested.c (init_tmp_var, save_tmp_var,
7219 finalize_nesting_tree_1): Likewise.
7220 * tree-outof-ssa.c (insert_copy_on_edge,
7221 insert_backedge_copies): Likewise.
7222 * tree-profile.c (tree_gen_edge_profiler,
7223 tree_gen_ic_profiler): Likewise.
7224 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7225 * tree-sra.c (sra_build_assignment): Likewise.
7226 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7227 * tree-ssa-math-opts.c (insert_reciprocals,
7228 execute_cse_sincos_1): Likewise.
7229 * tree-tailcall.c (adjust_accumulator_values,
7230 adjust_return_value): Likewise.
7231 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7232 * tree-vect-transform.c (vect_create_data_ref_ptr,
7233 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7234 vect_create_epilog_for_reduction, vectorizable_reduction,
7235 vectorizable_call, vectorizable_conversion,
7236 vectorizable_assignment, vectorizable_operation,
7237 vectorizable_type_demotion, vect_gen_widened_results_half,
7238 vect_permute_store_chain, vectorizable_store,
7239 vect_setup_realignment, vect_permute_load_chain,
7240 vectorizable_load, vectorizable_condition,
7241 vect_create_cond_for_align_checks): Likewise.
7242 * tree-vrp.c (build_assert_expr_for): Likewise.
7244 2007-03-08 Ian Lance Taylor <iant@google.com>
7246 * tree-vrp.c: Include "intl.h".
7247 (usable_range_p): New static function.
7248 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7249 overflowed values, juts set *strict_overflow_p.
7250 (compare_values): Only return -2 if one of the operands is not a
7252 (compare_ranges): Call usable_range_p.
7253 (compare_range_with_value): Likewise.
7254 (vrp_evaluate_conditional_warnv): Rename from
7255 vrp_evaluate_conditional. Make static. Change all callers.
7256 (vrp_evaluate_conditional): New function.
7257 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7259 (simplify_abs_using_ranges): Likewise.
7260 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7261 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7262 within_stmt parameter.
7263 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7264 vrp_evaluate_conditional.
7265 * tree-ssa-threadedge.c
7266 (record_temporary_equivalences_from_stmts_at_dest): Change
7267 simplify parameter to take a second tree parameter.
7268 (simplify_control_stmt_condition): Likewise.
7269 (thread_across_edge): Likewise.
7270 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7271 (thread_across_edge): Likewise.
7272 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7274 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.h (TARGET_SAHF): New define.
7277 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7278 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7279 (x86_sahf): New global variable.
7280 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7281 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7282 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7283 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7285 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7286 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7287 when expanding fcomi/sahf based tests.
7288 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7289 expanding sahf based alternative. Emit sahf based sequence when
7290 optimizing for code size.
7291 * config/i386/i386.md (x86_sahf_1): Do not disable for
7292 TARGET_64BIT, enable for TARGET_SAHF.
7294 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7296 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7297 spurious whitespace from error message.
7299 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7302 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7304 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7306 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7308 * tree-sra.c (instantiate_element): Propagate disabled warnings
7309 from the element itself to the created variable.
7311 2007-03-07 Richard Henderson <rth@redhat.com>
7314 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7315 silently fix up the stack in the case of a missing register.
7317 2007-03-07 Paul Brook <paul@codesourcery.com>
7319 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7321 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7323 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7325 (phase1_vrs): Use them.
7326 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7327 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7328 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7329 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7330 __gnu_Unwind_Restore_WMMXC if required.
7331 (_Unwind_VRS_Pop): Implement iWMMXt support.
7332 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7333 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7334 gnu_Unwind_Save_WMMXC): Define.
7336 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7338 * config/vxworks.h (vxworks_override_options): Declare.
7339 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7340 * config/vxworks.c: Include target.h and toplev.h.
7341 (vxworks_override_options): New function.
7342 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7344 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7346 * config/s390/s390.c (override_options): Don't emit an error when
7347 -mstack-size is used without providing -mstack-guard.
7348 (s390_emit_prologue): Choose stack_guard value automatically if not
7349 provided via command line.
7350 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7352 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7354 * config/i386/i386.c (output_set_got): Add a GOT initialization
7355 sequence for VxWorks PIC.
7356 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7357 around labels as well as symbols. Use gotoff_operand instead
7358 of local_symbolic_operand.
7359 (legitimize_pic_address): Use gotoff_operand instead of
7360 local_symbolic_operand. Use @GOT accesses for labels as
7362 (ix86_output_addr_diff_elt): Use PC-relative rather than
7363 GP-relative offsets for VxWorks PIC.
7364 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7365 no_new_pseudos. Check whether the returned register is op0.
7366 * config/i386/i386.md (tablejump): Use PC-relative rather than
7367 GP-relative offsets for VxWorks PIC.
7368 * config/i386/predicates.md (gotoff_operand): New predicate.
7370 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7372 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7374 * config/vxworks-dummy.h: New file.
7375 * config/i386/i386.h: Include it.
7377 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7379 * dwarf2out.c (is_inlined_entry_point): New
7380 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7381 DW_AT_ranges if the first subblock is the entry point.
7383 2007-03-06 David Daney <ddaney@avtrex.com>
7385 * doc/install.texi (mips-*-*): Change recommended binutils
7388 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7390 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7391 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7393 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7394 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7396 2007-03-06 Jan Hubicka <jh@suse.cz>
7398 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7399 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7401 (probably_cold_bb_p): Cold functions are cold.
7402 (probably_never_executed_bb_p): Cold functions are cold.
7403 (tree_bb_level_predictions): Predict calls to cold functions as not
7405 (compute_function_frequency): Check hot/cold attributes.
7406 * function.h (function_frequency): Update comments.
7407 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7408 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7409 (c_common_att): Add cold and hot.
7411 * doc/extend.texi (hot,cold attributes): Document.
7413 2007-03-06 Andrew Haley <aph@redhat.com>
7415 * function.c (expand_function_end): Move blockage to just after we
7416 emit the label for the naked return from the function.
7418 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7420 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7423 2007-03-06 Jan Hubicka <jh@suse.cz>
7425 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7426 loaded for constant large models. Non-large 64bit PIC can do.
7427 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7428 * cmodel.h: Add LARGE PIC.
7429 * i386.md (UNSPEC_PLTOFF): New.
7430 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7432 (*call_1_rex64): Disable for large models.
7433 (*call_1_rex64_large): New.
7434 (*call_value_1_rex64): Disable for large models.
7435 (*call_value_1_rex64_large): New.
7436 (set_rip_rex4): New.
7437 (set_got_offset_rex64): New.
7438 * predicates.md (constant_call_address_operand): For large model
7439 constant calls are not possible.
7440 * i386-protos.h (construct_plt_address): Declare.
7441 * i386.c (override_options): Accept large models.
7442 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7443 (legitimate_constant_p): Add new UNSPECs.
7444 (legitimate_pic_operand_p): Likewise.
7445 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7446 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7448 (output_pic_addr_const): Add PLTOFF.
7449 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7450 (ix86_expand_move): Legitimize pic address when in PIC mode.
7451 (construct_plt_address): New function.
7452 (ix86_expand_call): Offload the address to register and use GOT pointer
7454 * invoke.texi (mcmodel=large): Update documentation.
7456 2007-03-06 Richard Henderson <rth@redhat.com>
7458 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7459 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7460 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7461 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7462 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7463 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7464 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7465 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7466 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7467 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7468 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7469 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7470 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7471 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7472 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7473 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7474 x86_schedule, x86_use_bt, x86_pad_returns,
7475 x86_use_xchgb): Merge into ...
7476 (ix86_tune_features): ... here. New array.
7477 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7478 x86_bswap): Merge into ...
7479 (ix86_arch_features): ... here. New array.
7480 (x86_3dnow_a): Remove.
7481 (x86_accumulate_outgoing_args): Make static.
7482 (x86_arch_always_fancy_math_387): Make static.
7483 (ix86_tune_mask, ix86_arch_mask): Move ...
7484 (override_options): ... to local variables here. Apply the
7485 appropriate mask to each element of ix86_arch_features and
7486 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7487 as were done in the old macros.
7488 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7489 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7490 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7491 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7492 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7493 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7494 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7495 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7496 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7497 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7498 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7499 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7500 x86_accumulate_outgoing_args, x86_prologue_using_move,
7501 x86_epilogue_using_move, x86_decompose_lea,
7502 x86_arch_always_fancy_math_387, x86_shift1,
7503 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7504 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7505 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7506 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7507 x86_use_incdec, x86_pad_returns, x86_bswap,
7508 x86_partial_flag_reg_stall): Remove.
7509 (enum ix86_tune_indices): New.
7510 (ix86_tune_features): New.
7511 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7512 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7513 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7514 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7515 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7516 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7517 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7518 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7519 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7520 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7521 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7522 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7523 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7524 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7525 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7526 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7527 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7528 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7529 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7530 TARGET_EXT_80387_CONSTANTS): Use it.
7531 (enum ix86_arch_indices): New.
7532 (ix86_arch_features): New.
7533 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7534 TARGET_BSWAP): Use it.
7535 (ix86_tune_mask, ix86_arch_mask): Remove.
7537 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7540 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7541 Define using $${sysroot_headers_suffix}.
7542 * configure: Regenerate.
7543 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7544 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7546 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7547 * gcc.c (print_sysroot_headers_suffix): New.
7548 (option_map): Include --print-sysroot-headers-suffix.
7549 (display_help): Mention -print-sysroot-headers-suffix.
7550 (process_command): Handle -print-sysroot-headers-suffix.
7551 (do_spec_1): Append multilib directory to include-fixed path if
7552 sysroot suffixes in use.
7553 (main): Handle -print-sysroot-headers-suffix.
7554 * Makefile.in (start.encap): Don't depend on xlimits.h
7555 (xlimits.h): Remove.
7556 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7557 limits.h for each multilib in fixinc_list.
7558 (fixinc_list, s-fixinc_list): New.
7559 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7560 generate them for each multilib in fixinc_list.
7561 (stmp-fixproto): Use include-fixed. Run fixproto for each
7562 multilib in fixinc_list.
7563 (mostlyclean): Don't remove xlimits.h.
7564 (clean): Remove include-fixed.
7565 (real-install-headers-tar, real-install-headers-cpio,
7566 real-install-headers-cp): Don't copy include, only include-fixed.
7567 (install-mkheaders): Depend on fixinc_list. Don't depend on
7568 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7569 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7570 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7572 2007-03-06 Jan Hubicka <jh@suse.cz>
7574 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7577 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7579 * configure.ac: Allow tm_file to contain build-directory files.
7580 * configure: Regenerate.
7581 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7582 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7583 * config/m68k/print-sysroot-suffix.sh: New file.
7585 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7587 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7588 of pic_offset_table_rtx if reload_completed.
7589 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7590 PIC_OFFSET_TABLE_REGNUM.
7591 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7593 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7594 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7596 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7598 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7599 functions that call eh_return.
7601 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7603 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7604 functions that need a constant pool.
7606 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7609 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7610 (m68k_preferred_reload_class): Likewise.
7611 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7612 (SECONDARY_RELOAD_CLASS): Define.
7613 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7614 (LIMIT_RELOAD_CLASS): Delete.
7615 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7616 registers from storing bytes.
7617 (m68k_secondary_reload_class): New function.
7618 (m68k_preferred_reload_class): Likewise.
7620 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7622 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7624 (m68k_expand_prologue): Likewise.
7626 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7628 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7629 (mips_expand_epilogue): Add a bool parameter.
7630 (m68k_legitimize_sibcall_address): Declare.
7631 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7632 (m68k_expand_epilogue): Add a parameter to select between sibling
7633 and normal epilogues. Only generate a return for the latter.
7634 (m68k_ok_for_sibcall_p): New function.
7635 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7636 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7637 (sibcall_value, *sibcall_value): Likewise.
7638 (*call, *call_value): Require !SIBLING_CALL_P.
7639 (epilogue): Update call to m68k_expand_epilogue.
7640 (sibcall_epilogue): New pattern.
7641 * config/m68k/predicates.md (const_call_operand): Say that this
7642 predicate applies to sibling calls too.
7643 (sibcall_operand): New predicate.
7645 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7647 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7648 alternatives as movsi_cf.
7649 (movsf_cf_hard): Add commentary.
7651 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7652 Richard Sandiford <richard@codesourcery.com>
7654 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7655 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7656 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7657 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7658 as being live on exit from an interrupt function.
7659 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7660 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7661 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7662 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7663 (m68k_interrupt_function_p): Globalize.
7664 (m68k_compute_frame_layout): Remove reverse mask code.
7665 (m68k_emit_movem, m68k_set_frame_related): New functions.
7666 (m68k_output_function_prologue): Delete in favor of...
7667 (m68k_expand_prologue): ...this new function.
7668 (m68k_output_function_epilogue): Delete in favor of...
7669 (m68k_expand_epilogue): ...this new function.
7670 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7672 (print_operand): Handle %?.
7673 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7674 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7675 (prologue, epilogue): New patterns.
7676 (return): Turn into a define_expand.
7677 (*return): New pattern, derived from old "return" pattern. Use rte
7678 rather than rts for interrupt functions. Only use rtd if the pop
7680 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7681 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7682 (link, *link, unlink, *unlink, load_got): Likewise.
7684 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7688 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7689 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7690 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7691 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7692 and m68k_matches_u_p.
7693 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7694 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7695 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7696 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7697 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7698 (REG_STRICT_P): New macro.
7699 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7700 PCREL_GENERAL_OPERAND_OK.
7701 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7702 m68k_legitimate_base_reg_p.
7703 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7704 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7705 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7706 * config/m68k/m68k.c (m68k_address): New structure.
7707 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7708 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7709 (m68k_jump_table_ref_p, m68k_decompose_address)
7710 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7711 (m68k_matches_u_p): New functions.
7712 (print_operand_address): Rewrite to use m68k_decompose_index.
7714 2007-03-05 David Taylor <dtaylor@emc.com>
7716 * gcc.c: Correct copyright date in --version output.
7718 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7720 * pa.md: In unamed move patterns, disparge copies between general
7721 and floating point registers using '?' modifier. Don't include 'f'
7722 constraint for register preferences in DImode, SImode, HImode and
7723 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7724 Remove constraints for copies between general and floating registers
7725 in soft-float DFmode pattern.
7726 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7730 2007-03-05 Mike Stump <mrs@apple.com>
7732 * c-common.c (targetcm): Add.
7733 * c-opts.c (c_common_handle_option): Handle language specific
7735 * opts.c (handle_option): Verify language for target options, if
7737 * opth-gen.awk: Add CL_LANG_ALL.
7738 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7739 (TARGETCM_INITIALIZER): Add.
7740 * target.h (struct gcc_targetcm): Add.
7742 * targhooks.c (default_handle_c_option): Add.
7743 * targhooks.h (default_handle_c_option): Add.
7744 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7746 * config/darwin.opt (iframework): Add.
7747 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7748 * config/darwin-c.c (handle_c_option): Add.
7749 (TARGET_HANDLE_C_OPTION): Add.
7751 * doc/invoke.texi (Darwin Options): Add -iframework.
7753 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7755 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7758 2007-03-05 Ian Lance Taylor <iant@google.com>
7760 * c.opt (fgnu89-inline): New option.
7761 * c-opts.c (c_common_post_options): Set default value for
7763 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7764 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7766 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7767 (grokdeclarator, start_function): Likewise.
7768 * c-cppbuiltin.c (c_cpp_builtins): Define either
7769 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7770 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7771 (C Dialect Options): Document -fgnu89-inline.
7772 * doc/extend.texi (Function Attributes): Explain what the
7773 gnu_inline attribute does.
7774 * doc/cpp.texi (Common Predefined Macros): Document
7775 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7777 2007-03-05 Ian Lance Taylor <iant@google.com>
7779 PR tree-optimization/31034
7780 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7781 half-range if the other side is an overflow infinity.
7783 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7785 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7786 (bfin*-linux-uclibc*): New configuration.
7787 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7789 * config/bfin/linux.h: New file.
7790 * config/bfin/libgcc-bfin.ver: New file.
7791 * config/bfin/t-bfin-uclinux: New file.
7792 * config/bfin/t-bfin-linux: New file.
7793 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7794 (TARGET_OS_CPP_BUILTINS): New macro.
7796 2007-03-05 Richard Guenther <rguenther@suse.de>
7798 * fold-const.c (fold_binary): Remove duplicate folding
7799 of comparison of non-null ADDR_EXPR against null.
7801 2007-03-05 Richard Guenther <rguenther@suse.de>
7802 Dorit Nuzman <dorit@il.ibm.com>
7804 PR tree-optimization/26420
7805 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7806 are no loops in the function. Only print the number of
7807 vectorized loops if it is greater than zero or we are supposed
7808 to print information about unvectorized loops.
7810 2007-03-05 Revital Eres <eres@il.ibm.com>
7812 * gcc.dg/var-expand1.c: New test.
7813 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7814 when an accumulator is expanded.
7816 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7819 * c-common.c (convert_and_check): Don't give warnings for
7820 conversion if 'expr' already overflowed.
7822 2007-03-04 Roger Sayle <roger@eyesopen.com>
7825 * fold-const.c (fold_comparison): Enforce type consistency when
7826 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7828 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7830 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7831 containing a cast to the base of TARGET_MEM_REF.
7833 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7835 * tree.c (tree_contains_struct_check_failed): Remove spurious
7836 whitespace from error message.
7838 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7841 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7842 instead of precision.
7844 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7845 Nathan Sidwell <nathan@codesourcery.com>
7847 * emit-rtl.c (find_auto_inc): New.
7848 (try_split): recreate REG_INC notes,
7849 Use regular for loops rather than whiles.
7851 2007-03-03 Andreas Schwab <schwab@suse.de>
7853 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7854 * configure: Regenerate.
7856 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7858 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7859 flag_rounding_math, not flag_unsafe_math_optimizations.
7861 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7863 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7864 alpha_fold_vector_minmax): Likewise.
7865 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7866 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7868 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7870 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7871 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7872 if the lhs has side-effects.
7873 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7875 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7877 * config/i386/i386.h (TUNEMASK): Remove define.
7878 (ARCHMASK): Remove define.
7879 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7880 Use ix86_arch_mask variable instead of ARCHMASK.
7881 * config/i386/i386.c (override_options): Ditto.
7882 (standard_80387_constant_p): Ditto.
7884 2007-03-02 Ian Lance Taylor <iant@google.com>
7886 Used signed infinities in VRP.
7887 * tree-vrp.c (uses_overflow_infinity): New static function.
7888 (supports_overflow_infinity): New static function.
7889 (make_overflow_infinity): New static function.
7890 (negative_overflow_infinity): New static function.
7891 (positive_overflow_infinity): New static function.
7892 (is_negative_overflow_infinity): New static function.
7893 (is_positive_overflow_infinity): New static function.
7894 (is_overflow_infinity): New static function.
7895 (overflow_infinity_range_p): New static function.
7896 (compare_values_warnv): New function split out of compare_values.
7897 (compare_value): Call it.
7898 (set_value_range_to_nonnegative): Add overflow_infinity
7899 parameter. Change caller.
7900 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7902 (vrp_expr_computes_nonzero): Likewise.
7903 (compare_ranges, compare_range_with_value): Likewise.
7904 (compare_name_with_value, compare_names): Likewise.
7905 (vrp_evaluate_conditional): Likewise.
7906 (set_value_range): Handle infinity
7907 (vrp_operand_equal_p, operand_less_p): Likewise.
7908 (extract_range_from_assert): Likewise.
7909 (vrp_int_const_binop): Likewise.
7910 (extract_range_from_binary_expr): Likewise.
7911 (extract_range_from_unary_expr): Likewise.
7912 (extract_range_from_comparison): Likewise.
7913 (extract_range_from_expr): Likewise.
7914 (dump_value_range): Likewise.
7915 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7916 (test_for_singularity): Likewise.
7917 (vrp_int_const_binop): Remove inline qualifier.
7918 (adjust_range_with_scev): Add comment.
7919 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7921 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7923 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7924 (get_constraint_for): Likewise.
7925 (do_structure_copy): Likewise.
7926 (find_func_aliases): Fix references to MODIFY_EXPR.
7927 (intra_create_variable_infos): Tidy.
7928 * tree-ssa-operands.c (add_virtual_operand): Add argument
7930 When adding members of alias sets, if IS_CALL_SITE is true and
7931 the symbol is not call-clobbered, skip it.
7934 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7936 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7937 entry by means of emit_insn_at_entry.
7939 2007-03-02 Richard Henderson <rth@redhat.com>
7941 * expr.h (promoted_input_arg): Remove decl.
7942 * function.c (promoted_input_arg): Merge into ...
7943 * combine.c (setup_incoming_promotions): ... only caller.
7944 Rearrange to avoid double loop.
7946 2007-03-02 Ben Elliston <bje@au.ibm.com>
7947 Peter Bergner <bergner@vnet.ibm.com>
7948 Janis Johnson <janis187@us.ibm.com>
7950 * config/rs6000/dfp.md: New file.
7951 * config/rs6000/rs6000.md: Include dfp.md.
7952 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7953 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7954 and TDmode decimal float modes in FP registers.
7955 (num_insns_constant): Likewise.
7956 (rs6000_legitimate_offset_address_p): Likewise.
7957 (rs6000_legitimize_address): Likewise.
7958 (rs6000_legitimize_reload_address): Likewise.
7959 (rs6000_legitimate_address): Likewise.
7960 (rs6000_emit_move): Likewise.
7961 (function_arg_boundary): Likewise.
7962 (function_arg_advance): Likewise.
7963 (rs6000_darwin64_record_arg_recurse): Likewise.
7964 (function_arg): Likewise.
7965 (rs6000_gimplify_va_arg): Likewise.
7966 (rs6000_split_multireg_move): Likewise.
7967 (rs6000_output_function_epilogue): Likewise.
7968 (rs6000_output_function_epilogue): Likewise.
7969 (rs6000_register_move_cost): Likewise.
7970 (rs6000_function_value): Likewise.
7971 (rs6000_libcall_value): Likewise.
7973 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7975 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7977 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7979 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7980 Use $MULTIDIR to choose between the kernel and RTP headers,
7981 and use $WIND_BASE and $WIND_USR to locate them.
7983 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.c (override_options): Put initialization of
7986 ix86_tune_mask and ix86_arch_mask to the correct place.
7988 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7989 Michael Meissner <michael.meissner@amd.com>
7992 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7994 (TARGET_CMOVE): Use ARCHMASK.
7995 (TARGET_CMPXCHG): Ditto.
7996 (TARGET_CMPXCHG8B): Ditto.
7997 (TARGET_XADD): Ditto.
7998 (TARGET_BSWAP): Ditto.
7999 * config/i386/i386.c (ix86_tune_mask): New global variable.
8000 (ix86_arch_mask): Ditto.
8001 (override_options): Initialize ix86_tune_mask and
8002 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8005 2007-03-02 Ben Elliston <bje@au.ibm.com>
8008 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8010 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8012 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8013 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8014 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8015 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8017 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8018 rs6000_init_dwarf_reg_sizes_extra): New.
8019 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8020 SPE register high parts.
8022 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8024 * Makefile.in: Add install-pdf target as
8025 copied from automake v1.10 rules.
8026 * configure.ac: Add install-pdf to target list.
8027 * configure: Regenerate.
8029 2007-03-01 Paul Brook <paul@codesourcery.com>
8031 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8032 modes to LDRD for DImode.
8033 (output_move_double): Fixup out of range ldrd/strd.
8034 (vfp_secondary_reload_class): Rename...
8035 (coproc_secondary_reload_class): ... to this. Add wb argument.
8036 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8037 coproc_secondary_reload_class for CLASS_IWMMXT.
8038 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8039 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8041 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8043 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8044 factor by the estimated number of iterations.
8045 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8048 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8049 decode_caches_intel, detect_caches_intel): New functions.
8050 (host_detect_local_cpu): Use detect_caches_amd and
8051 detect_caches_intel.
8053 2007-03-01 Richard Henderson <rth@redhat.com>
8055 * expr.c (emit_move_complex_push): Export.
8056 (emit_move_complex_parts): Split out from ...
8057 (emit_move_complex): ... here.
8058 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8059 * config/i386/i386.md (movcdi): New.
8061 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8063 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8064 size of mode1 to check for tieable modes in MMX case.
8066 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8068 * Makefile.in (rtlanal.o): Depend on tree.h.
8069 * rtl.h (offset_within_section_p, split_const): Declare.
8070 * rtlanal.c: Include tree.h.
8071 (offset_within_block_p): New function, taken from
8072 mips_offset_within_object_p.
8073 (split_const): New function, taken from mips_split_const.
8074 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8076 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8077 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8078 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8079 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8080 (m68k_illegitimate_symbolic_constant_p): New function.
8081 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8082 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8083 symbolic constant that might be outside the symbol's section,
8084 move the symbol first and then add the offset.
8085 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8087 * config/mips/mips.c (mips_split_const): Delete.
8088 (mips_offset_within_object_p): Delete.
8089 (mips_symbolic_constant_p): Use offset_within_section_p and
8090 split_const instead of mips_offset_within_object_p and
8092 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8093 (mips_legitimize_const_move, print_operand_reloc)
8094 (mips_dangerous_for_la25_p): Use split_const instead of
8097 2007-02-28 Eric Christopher <echristo@apple.com>
8099 * Makefile.in (install-include-dir): Don't rm -rf include.
8101 2007-02-28 Richard Guenther <rguenther@suse.de>
8104 * fold-const.c (fold_binary): Do not associate expressions
8105 with more than one variable for integer types that do not wrap.
8107 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8109 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8110 Delete, and replace with...
8111 (fold_builtin_call_array): This. Update callers to use it.
8112 * fold-const.c (fold_build_call_list): Delete, and replace with...
8113 (fold_build_call_array): This.
8114 (fold_build_call_list_initializer): Delete, and replace with...
8115 (fold_build_call_array_initializer): This.
8116 * tree.h: Update declarations to reflect above changes.
8118 * c-typeck.c (build_function_call): Store converted arguments
8119 in a stack-allocated array instead of building a list.
8120 (convert_arguments): Store arguments in the array passed in as an
8121 argument, and return the actual number of arguments.
8122 * c-format.c: (check_function_format): Pass arguments in an
8123 array instead of a list.
8124 * c-common.c (check_function_nonnull): Likewise.
8125 (check_function_sentinel): Likewise.
8126 (check_function_arguments): Likewise.
8127 * c-common.h: Update declarations to reflect above changes.
8129 2007-02-28 Jan Hubicka <jh@suse.cz>
8131 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8132 PRED_NEGATIVE_RETURN): Update outcomes.
8134 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8136 * calls.c (emit_library_call_value_1): Handle partial registers
8137 correctly when building up CALL_INSN_FUNCTION_USAGE.
8139 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8141 * pa/predicates.md (move_src_operand): Allow zero for mode.
8142 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8145 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8148 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8149 *movv2df_internal): Enable pattern only for valid operand
8151 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8152 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8154 2007-02-27 Mike Stump <mrs@apple.com>
8156 * config/darwin-crt3.c: Avoid compilation when compiling for a
8159 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8161 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8163 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8164 for fixed headers and limits.h.
8165 (install-include-dir, install-headers-tar, install-headers-cpio,
8166 install-headers-cp, real-install-headers-tar,
8167 real-install-headers-cpio, real-install-headers-cp): Handle
8168 include-fixed as well as include.
8169 (install-mkheaders): Don't install files that go only in include
8171 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8172 from GCC_INCLUDE_DIR.
8173 * gcc.c (process_command): Remove special -BstageN/ handling.
8174 (do_spec_1): Add include-fixed directories.
8176 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8178 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8180 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8182 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8185 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8187 * c-common.c (get_priority): Add check for
8188 SUPPORTS_INIT_PRIORITY.
8190 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8192 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8194 * config/bfin/bfin.c: Include "cfglayout.h".
8195 (MAX_LSETUP_DISTANCE): New macro.
8196 (struct loop_info): New members incoming, incoming_src and
8197 incoming_dest. Delete member predecessor.
8198 (length_for_loop): New function.
8199 (bfin_optimize_loop): Handle more different loop structures.
8200 (bfin_discover_loop): Rework detection of predecessor blocks by
8201 examining incoming edges.
8202 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8204 (bfin_reorder_loops): New function.
8205 (bfin_reorg_loops): Use these three new functions.
8207 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8208 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8209 (CONSTRAINT_LEN): Add entry for 'q'.
8210 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8211 Add 'q' constraints.
8212 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8213 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8215 * config/bfin/bfin.md (add_with_carry): New pattern.
8216 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8217 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8218 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8219 support unsigned multiplies too. Removed incorrect commutativity from
8220 operand 1 constraint where appropriate.
8221 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8223 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8224 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8226 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8227 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8228 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8229 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8230 usmulhisi_hh_huh): New patterns.
8232 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8233 lshifthi3): Fix output template to use half reg for operand 2.
8235 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8238 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8240 2007-02-27 Andreas Schwab <schwab@suse.de>
8242 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8244 2007-02-27 Jan Hubicka <jh@suse.cz>
8246 * predict.c (last_basic_block_p): Remove.
8247 (tree_estimate_probability): Update return heuristic for commonized
8250 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8252 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8254 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8256 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8257 * doc/cpp.texi: Standardize title page.
8258 * doc/cppinternals.texi: Likewise.
8259 * doc/gcc.texi: Standardize title page, remove version number
8260 from copyright page.
8261 * doc/gccint.texi: Likewise.
8262 * doc/install.texi: Standardize title page, add table of
8265 2007-02-26 Jan Hubicka <jh@suse.cz>
8267 * predict.def: Set outcomes according to more recent results.
8268 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8269 Remove dead predictors.
8270 * predict.c (return_prediction): Fix pasto.
8272 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8274 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8275 change; avoid a memory leak when returning early.
8277 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8279 * c-decl.c (static_ctors): Move to c-common.c.
8280 (static_dtors): Likewise.
8281 (finish_function): Use c_record_cdtor_fn.
8282 (build_cdtor): Move to c-common.c.
8283 (c_write_global_declarations): Use c_build_cdtor_fns.
8284 * c-common.h (static_ctors): Declare.
8285 (static_dtors): Likewise.
8286 (c_record_cdtor_fn): Likewise.
8287 (c_build_cdtor_fns): Likewise.
8288 * c-common.c (static_ctors): New variable.
8289 (static_dtors): Likewise.
8290 (c_record_cdtor_fn): New function.
8291 (build_cdtor): Move from c-decl.c
8292 (c_build_cdtor_fns): New function.
8294 * output.h (assemble_addr_to_section): Declare.
8295 (get_cdtor_priority_section): Likewise.
8296 * varasm.c (assemble_addr_to_section): New function.
8297 (get_cdtor_priority_section): Likewise.
8298 (default_named_section_asm_out_destructor): Use them.
8299 (destor_dtor_section_asm_out_destructor): Likewise.
8300 (default_named_section_asm_out_constructor): Likewise.
8301 (default_ctor_section_asm_out_constructor): Likewise.
8302 * config.gcc (*-*-vxworks*): Include vxworks.o.
8303 * config/t-vxworks (vxworks.o): New target.
8304 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8305 (TARGET_ASM_CONSTRUCTOR): Define.
8306 (TARGET_ASM_DESTRUCTOR): Likewise.
8307 (vxworks_asm_out_constructor): Declare.
8308 (vxworks_asm_out_destructor): Likewise.
8310 * c-common.c (get_priority): Check that we have not just an
8311 INTEGER_CST, but an integer constant with integeral type.
8313 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8315 PR tree-optimization/30938
8316 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8317 use &dt[nargs-1] instead of &dt[nargs] in the call to
8318 vect_is_simple_use().
8320 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8322 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8323 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8324 Do not attempt to handle MEM inside auto-inc expressions.
8325 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8326 of a register modified by an auto-inc expression. However, do handle
8327 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8328 (elimination_effects): Prohibit elimination of a register modified
8329 by an auto-inc expression. Disable register elimination rules whose
8330 target register is modified by an auto-inc expression with variable
8333 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8335 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8337 (array_at_struct_end_p): New function.
8338 (idx_infer_loop_bounds): Use it.
8339 (estimate_numbers_of_iterations_loop): Export.
8340 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8341 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8342 (tree_estimate_probability): Call record_loop_exits.
8343 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8344 (estimated_loop_iterations, estimated_loop_iterations_int,
8345 estimated_loop_iterations_tree): New functions.
8346 (analyze_siv_subscript_cst_affine,
8347 compute_overlap_steps_for_affine_1_2,
8348 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8349 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8350 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8351 (PRED_LOOP_ITERATIONS_GUESSED): New.
8352 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8353 * cfgloop.h (estimate_numbers_of_iterations_loop,
8354 estimated_loop_iterations_int): Declare.
8356 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8358 * doc/extend.texi: Document optional priority argument to
8359 constructors and destructors.
8360 * tree.c (init_priority_for_decl): Adjust GTY markers.
8361 (init_ttree): Use priority-info hash functions for
8362 init_priority_for_decl.
8363 (tree_map_eq): Rename to ...
8364 (tree_map_base_eq): ... this.
8365 (tree_map_marked_p): Rename to ...
8366 (tree_map_base_marked_p): ... this.
8367 (tree_map_base_hash): New function.
8368 (decl_init_priority_lookup): Rework.
8369 (decl_fini_priority_lookup): New function.
8370 (decl_priority_info): New function.
8371 (decl_init_priority_insert): Use it.
8372 (decl_fini_priority_insert): Likewise.
8373 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8375 (decl_restrict_base_insert): Likewise.
8376 (decl_debug_expr_insert): Likewise.
8377 (decl_value_expr_lookup): Likewise.
8378 (decl_value_expr_insert): Likewise.
8379 * tree.h (priority_type): New type.
8380 (decl_init_priority_lookup): Use priority_type.
8381 (decl_fini_priority_lookup): New function.
8382 (decl_init_priority_insert): Use priority_type.
8383 (decl_fini_priority_insert): New function.
8384 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8385 (DECL_INIT_PRIORITY): Likewise.
8386 (SET_DECL_INIT_PRIORITY): Add comment.
8387 (DECL_FINI_PRIORITY): New macro.
8388 (SET_DECL_FINI_PRIORITY): Likewise.
8389 (DEFAULT_INIT_PRIORITY): Document.
8390 (MAX_INIT_PRIORITY): Likewise.
8391 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8392 (tree_map_base): New type.
8393 (tree_map_base_eq): New function.
8394 (tree_map_base_hash): Likewise.
8395 (tree_map_base_marked_p): Likewise.
8396 (tree_map): Inherit from tree_map_base.
8397 (tree_map_eq): Make it a macro.
8398 (tree_map_marked_p): Likewise.
8399 (tree_int_map): Inherit from tree_map_base.
8400 (tree_int_map_eq): Make it a macro.
8401 (tree_int_map_hash): Likewise.
8402 (tree_int_map_marked_p): Likewise.
8403 (tree_priority_map): New type.
8404 (tree_priority_map_eq): New macro.
8405 (tree_priority_map_hash): Likewise.
8406 (tree_priority_map_marked_p): Likewise.
8407 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8409 (emutls_common_1): Likewise.
8410 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8411 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8412 of tree_map hierarchy.
8413 * tree-cfg.c (move_stmt_r): Likewise.
8414 (new_label_mapper): Likewise.
8415 * c-tree.h (c_expand_body): Move to ...
8416 * c-common.h (c_expand_body): ... here.
8417 * c-decl.c (c_expand_body): Move to ...
8418 * c-common.c (c_expand_body): ... here.
8419 (c_common_attribute_table): Allow 1 argument for the constructor
8420 and destructor attributes.
8421 (get_priority): New function.
8422 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8423 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8425 2007-02-24 Jan Hubicka <jh@suse.cz>
8428 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8430 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8431 Jan Hubicka <jh@suse.cz>
8434 * i386.c (counter_mode): New function.
8435 (expand_set_or_movmem_via_loop): Use it.
8436 (expand_movmem_epilogue): Likewise; fix pasto.
8437 (ix86_expand_movmem): Do emit guard even for constant counts.
8438 (ix86_expand_setmem): Likewise.
8440 2007-02-25 Nick Clifton <nickc@redhat.com>
8442 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8443 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8445 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8448 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8449 count argument with 0x10, not with 0x16.
8450 (expand_setmem_epilogue): Ditto.
8452 2007-02-24 Mike Stump <mrs@apple.com>
8454 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8457 2007-02-24 Richard Guenther <rguenther@suse.de>
8460 * fold-const.c (fold_binary): Fold x +- CST op x for
8461 EQ_EXPR and NE_EXPR.
8463 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8465 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8467 2007-02-24 Jan Hubicka <jh@suse.cz>
8469 * cgraphunit.c (decide_is_function_needed): Honor
8470 -fkeep-inline-functions.
8472 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8474 * builtins.c (fold_builtin_modf): New.
8475 (fold_builtin_2): Use it.
8477 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8479 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8480 (determine_max_iter): Take additional LOOP arg; all callers changed.
8481 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8482 one using simplifications.
8483 (simplify_using_initial_values): Return if the expression becomes
8484 invalid due to altered regs.
8486 2007-02-23 DJ Delorie <dj@redhat.com>
8488 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8490 2007-02-23 Mike Stump <mrs@apple.com>
8492 * tlink.c (scan_linker_output): Parse linker messages from
8493 darwin9's linker better.
8495 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8498 * varpool.c (varpool_assemble_pending_decls): Set
8499 varpool_last_needed_node to null.
8501 2007-02-23 DJ Delorie <dj@redhat.com>
8503 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8504 alignment bigger than the object file can handle.
8506 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8509 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8510 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8511 (*movsf_1): Penalize MMX moves.
8513 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8515 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8516 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8518 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8520 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8522 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8523 (fold_builtin_1): Use them.
8524 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8525 BUILT_IN_SIGNIFICAND.
8527 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/i386/i386.c (bdesc_1arg): Initialize
8530 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8531 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8532 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8533 and IX86_BUILTIN_MOVSLDUP.
8535 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8537 PR rtl-optimization/30841
8538 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8540 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * builtins.c (fold_builtin_frexp): New.
8543 (fold_builtin_2): Use it.
8545 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8547 * doc/invoke.texi (Spec Files): Document getenv spec function.
8549 * gcc.c (getenv_spec_function): New function.
8550 (static_spec_functions): Add it.
8551 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8552 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8555 2007-02-22 Michael Matz <matz@suse.de
8558 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8559 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8561 2007-02-22 Ian Lance Taylor <iant@google.com>
8564 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8565 (mem_loc_descriptor): Call it.
8567 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8568 Ira Rosen <irar@il.ibm.com>
8570 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8572 2007-02-22 Ira Rosen <irar@il.ibm.com>
8574 PR tree-optimization/30843
8575 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8576 stores only after all the group is vectorized.
8578 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8580 PR tree-optimization/30858
8581 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8582 in the reduction cycle have a single use in the loop.
8583 * tree-vectorizer.h (relevant): Add documentation.
8585 2007-02-20 Mike Stump <mrs@apple.com>
8587 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8588 * configure: Regenerate.
8590 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8592 Change the defaults of some parameters and options.
8593 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8594 * config/spu/spu.c (spu_optimization_options): Add.
8595 (spu_override_options): Change params in spu_optimization_options.
8596 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8598 Register 127 is only 16 byte aligned when used as a frame pointer.
8599 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8600 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8601 HARD_FRAME_POINTER_REGNUM.
8602 (spu_legitimate_address): Use regno_aligned_for_reload.
8603 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8604 aligned when frame_pointer_needed is true.
8605 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8607 * config/spu/spu.h (INIT_EXPANDERS): Define.
8609 Make sure shift and rotate instructions have valid immediate operands.
8610 * config/spu/predicates.md (spu_shift_operand): Remove.
8611 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8612 * config/spu/constraints.md (W, O): Extend range.
8613 * config/spu/spu.md (umask, nmask): Define.
8614 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8615 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8616 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8617 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8618 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8619 (lshr<mode>3_reg): Fix rtl description.
8621 Make sure mulhisi immediate operands are valid.
8622 * config/spu/predicates.md (imm_K_operand): Add.
8623 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8625 Generate constants using fsmbi and andi.
8626 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8627 (print_operand, spu_split_immediate, classify_immediate,
8628 fsmbi_const_p): Handle IC_FSMBI2.
8630 Correctly handle a CONST_VECTOR containing symbols.
8631 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8632 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8633 (immediate_load_p): Allow symbols that use 2 instructions to create.
8634 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8635 with symbols when flag_pic is set.
8636 (const_vector_immediate_p): New.
8637 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8638 accept a CONST_VECTOR with symbols.
8639 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8640 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8642 * config/spu/spu.md (high, low): Delete.
8643 (low_<mode>): Define.
8645 Remove INTRmode and INTR_REGNUM, which didn't work.
8646 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8648 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8649 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8650 peephole2 pattern): Don't use INTR or 131.
8651 (movintrcc): Delete.
8652 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8653 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8654 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8655 (UNSPEC_SET_INTR): Add.
8656 * config/spu/spu-modes.def (INTR): Remove.
8658 More accurate warnings about run-time relocations.
8659 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8661 Correctly warn about immediate arguments to specific intrinsics.
8662 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8663 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8664 the instruction predicate.
8666 Fix tree check errors with latest update.
8667 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8669 (spu_expand_builtin): Use CALL_EXPR_FN.
8671 Add missing specific intrinsics.
8672 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8674 * config/spu/spu_internals.h: Ditto.
8676 Fix incorrect operand modifiers.
8677 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8678 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8680 Optimize one case of zero_extend of a vec_select.
8681 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8683 Accept any immediate for hbr.
8684 * config/spu/spu.md (hbr): Change s constraints to i.
8686 2007-02-21 Paul Brook <paul@codesourcery.com>
8688 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8689 condexec_count when skipping USE and CLOBBER.
8691 2007-02-21 Nick Clifton <nickc@redhat.com>
8693 * common.opt (Warray-bounds): Add Warning attribute.
8694 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8696 (fsized-zeroes): Add Optimization attribute.
8697 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8698 * c.opt (Wc++0x-compat): Add Warning attribute.
8700 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8703 * reload1.c (eliminate_regs_in_insn): In the single_set special
8704 case, attempt to re-recognize the insn before falling back to
8705 having reload fix it up.
8707 2007-02-20 Eric Christopher <echristo@gmail.com>
8709 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8710 Rewrite accordingly.
8711 (frv_read_iacc_argument): Ditto.
8712 (frv_expand_set_builtin): Take a call instead of arglist, update for
8714 (frv_expand_unop_builtin): Ditto.
8715 (frv_expand_binop_builtin): Ditto.
8716 (frv_expand_cut_builtin): Ditto.
8717 (frv_expand_binopimm_builtin): Ditto.
8718 (frv_expand_voidbinop_builtin): Ditto.
8719 (frv_expand_int_void2arg): Ditto.
8720 (frv_expand_prefetches): Ditto.
8721 (frv_expand_voidtriop_builtin): Ditto.
8722 (frv_expand_voidaccop_builtin): Ditto.
8723 (frv_expand_load_builtin): Ditto.
8724 (frv_expand_store_builtin): Ditto.
8725 (frv_expand_mdpackh_builtin): Ditto.
8726 (frv_expand_mclracc_builtin): Ditto.
8727 (frv_expand_mrdacc_builtin): Ditto.
8728 (frv_expand_mwtacc_builtin): Ditto.
8729 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8732 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8734 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8735 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8737 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8739 * configure: Regenerate.
8740 * config.in: Regenerate.
8741 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8742 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8743 masks to power6 and power6x and to POWERPC_MASKS.
8744 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8746 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8747 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8748 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8749 Access PROTOTYPE as variable, not mask.
8751 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8753 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8754 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8755 * combine.c (adjust_for_new_dest): Use it.
8756 * postreload.c (reload_combine): Likewise.
8758 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8760 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8761 notes on an insn with multiple sets, even if single_set returns
8762 non-NULL for that insn.
8764 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8766 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8769 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8771 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8772 if user didn't pass it.
8773 * config/i386/darwin.h (CC1_SPEC): Likewise.
8774 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8775 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8776 -mmacosx-version-min.
8778 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8779 Uros Bizjak <ubizjak@gmail.com>
8781 * optabs.h (enum optab_index): Add new OTI_scalb.
8782 (scalb_optab): Define corresponding macro.
8783 * optabs.c (init_optabs): Initialize scalb_optab.
8784 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8786 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8787 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8788 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8789 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8790 flag_unsafe_math_optimizations is set.
8792 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8793 to implement scalbf, scalb and scalbl built-ins as inline x87
8796 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8797 DJ Delorie <dj@redhat.com>
8800 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8801 (diagnostic_report_diagnostic): ... here, and turn them into real
8802 errors. If warnings are inhibited, no need to do anything.
8804 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8807 better code generation.
8809 2007-02-20 Ben Elliston <bje@au.ibm.com>
8811 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8813 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8815 * config/alpha/alpha.c, config/alpha/alpha.md,
8816 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8817 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8818 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8819 config/arm/lib1funcs.asm: Follow spelling conventions.
8821 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8822 config/fr30/fr30.md, config/i386/i386.h,
8823 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8824 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8825 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8826 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8827 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8828 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8829 config/sparc/sparc.c, config/sparc/sparc.h,
8830 config/sparc/sparc.md, config/spu/constraints.md,
8831 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8834 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8837 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8840 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8842 * doc/invoke.texi (-ftree-lrs): Remove.
8844 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8846 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8849 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8851 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8852 new CALL_EXPR_FN macro for retrieving the function
8853 declaration of the input expression.
8855 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8857 * c.opt (Waddress): New.
8858 * common.opt (Walways-true): Delete.
8859 (Wstring-literal-comparison): Delete.
8860 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8861 -Wstring-literal-comparison. Add -Waddress.
8863 (Walways-true): Delete.
8864 (Wstring-literal-comparison): Delete.
8865 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8866 consistently instead of -Walways-true in example.
8867 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8868 * c-typeck.c (parser_build_binary_op): Replace
8869 -Wstring-literal-comparison and -Walways-true with -Waddress.
8870 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8873 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8875 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8876 without DECL_STRUCT_FUNCTION initialized.
8878 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8880 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8881 due to calls to functions taking pointers as parameters.
8883 2007-02-19 Richard Henderson <rth@redhat.com>
8886 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8889 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8891 * config/s390/s390.c (s390_call_saved_register_used,
8892 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8893 accessed to the new scheme.
8895 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8897 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8898 (cris_print_index, cris_print_operand, cris_print_operand_address)
8899 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8900 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8901 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8903 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8904 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8905 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8906 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8907 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8908 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8909 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8910 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8911 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8912 (uminsi3, call, call_value): Ditto.
8913 (define_split: indir_to_reg_split, unnamed): Ditto.
8915 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8917 PR tree-optimization/30975
8918 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8921 2007-02-18 Eric Christopher <echristo@gmail.com>
8923 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8924 Remove use of arglist.
8925 (mips_expand_builtin): Remove use of arglist, pass in expr.
8926 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8927 (mips_expand_builtin_movtf): Ditto.
8928 (mips_expand_builtin_compare): Ditto.
8930 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8932 * tree-sra.c (sra_build_assignment): Replace assertion
8933 checking with a comment explaining why it can't be done.
8935 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8938 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8939 during CALL_EXPR representation conversion.
8940 * tree-ssa-propagate.c (set_rhs): Likewise.
8942 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8944 * tree-sra.c (sra_build_assignment): Disable assertion checking
8947 2007-02-18 Roger Sayle <roger@eyesopen.com>
8949 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8950 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8951 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8953 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8954 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8955 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8956 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8957 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8958 force_gimple_operand): Likewise.
8959 * ipa-cp.c (constant_val_insert): Likewise.
8960 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8961 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8962 perfect_nestify): Likewise.
8963 * langhooks.c (lhd_omp_assignment): Likewise.
8964 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8965 lower_copyprivate_clauses, lower_send_clauses,
8966 lower_send_shared_vars, expand_parallel_call,
8967 expand_omp_for_generic, expand_omp_for_static_nochunk,
8968 expand_omp_for_static_chunk, expand_omp_sections,
8969 lower_omp_single_copy, lower_omp_for_lastprivate,
8970 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8971 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8972 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8975 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8977 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8978 config/sh/sh.md: Follow spelling conventions.
8980 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8981 config/frv/predicates.md: Follow spelling conventions.
8983 * config/m68k/linux-unwind.h: Fix a comment typo.
8984 * target.h: Follow spelling conventions.
8986 2007-02-18 Roger Sayle <roger@eyesopen.com>
8988 PR rtl-optimization/28173
8989 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8990 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8991 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8992 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8993 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8995 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8997 * builtins.c (fold_builtin_load_exponent): New.
8998 (fold_builtin_2): Use it.
9000 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9002 PR rtl-optimization/30773
9003 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9004 if we fail to attach a REG_EQUIV note.
9006 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9007 Roger Sayle <roger@eyesopen.com>
9009 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9011 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9013 * calls.c (initialize_argument_information): Pass original EXP
9014 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9015 code to split complex arguments here, as part of initializing the
9017 (expand_call): Remove code that builds a list of arguments and
9018 inserts implicit arguments into it. Instead, just count how many
9019 implicit arguments there will be so we can determine the size of
9020 the ARGS array, and let initialize_argument_information do the work.
9021 (split_complex_values): Delete unused function.
9023 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9025 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9027 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9029 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9030 for arg pointer based indexed addressing.
9032 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9034 * config/ia64/ia64.h, config/ia64/ia64.md,
9035 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9036 spelling conventions.
9038 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9040 * config/m68k/m68k.c (split_di): New.
9041 * config/m68k/m68k-protos.h: Declare split_di.
9042 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9043 Improve predicate handling and split constant shifts.
9045 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9047 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9048 parameter for register bitfield operations, general predicates
9051 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9053 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9054 * config/m68k/linux-unwind.h: New file.
9056 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9058 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9059 config/i386/athlon.md, config/ia64/ia64.md,
9060 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9061 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9062 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9063 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9064 tree-vect-transform.c: Fix comment typos.
9066 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9068 * sched-deps.c (find_insn_list): Remove.
9069 * sched-int.h: Remove the prototype for find_insn_list.
9071 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9073 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9075 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9076 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9077 darwin_rs6000_override_options.
9078 (C_COMMON_OVERRIDE_OPTIONS): Expect
9079 darwin_macosx_version_min to be non-NULL always.
9080 (TARGET_C99_FUNCTIONS): Likewise.
9081 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9082 (DARWIN_MINVERSION_SPEC): New.
9083 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9084 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9086 (DARWIN_MINVERSION_SPEC): New.
9087 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9089 * config/darwin-c.c (darwin_cpp_builtins): Expect
9090 darwin_macosx_version_min to be non-NULL always.
9092 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9094 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9096 * config/i386/i386.h (x86_use_xchgb): New.
9097 (TARGET_USE_XCHGB): New macro.
9098 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9099 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9100 Split after reload into bswaphi for shifts of 8.
9101 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9102 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9103 or when optimizing for size.
9105 2007-02-16 Richard Guenther <rguenther@suse.de>
9106 Christian Bruel <christian.bruel@st.com>
9108 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9109 DECLs but prefer SSA_NAMEs over DECLs.
9111 2007-02-16 Richard Guenther <rguenther@suse.de>
9113 * tree-flow-inline.h (single_imm_use_p): Remove.
9114 (zero_imm_uses_p): Likewise.
9115 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9116 instead of single_imm_use_p.
9117 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9120 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9123 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9124 nested double- and backquotes.
9126 2007-02-15 Roger Sayle <roger@eyesopen.com>
9129 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9130 should be unreachable.
9131 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9132 For the time being redirect GIMPLE_MODIFY_STMT to the new
9133 (renamed) build_gimple_modify_stmt_stat.
9134 (build2_gimple_stat): Rename to...
9135 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9136 Always build a GIMPLE_MODIFY_STMT node.
9137 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9138 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9141 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9142 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9143 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9144 expand_complex_div_wide): Likewise.
9145 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9146 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9147 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9148 * tree-ssa-loop-manip.c (create_iv): Likewise.
9149 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9150 abs_replacement): Likewise.
9151 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9152 realify_fake_stores): Likewise.
9154 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9155 node rather than a GIMPLE_MODIFY_STMT node.
9156 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9157 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9159 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9160 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9163 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9166 * fold-const.c (fold_comparison): Add back the
9167 folding of constant complex comparisions.
9169 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9172 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9173 effects unknown to this function, return early.
9175 2007-02-15 Ian Lance Taylor <iant@google.com>
9177 * lower-subreg.c (move_eh_region_note): New static function.
9178 (resolve_simple_move): Call it.
9179 (decompose_multiword_subregs): Track blocks for which we resolve a
9180 simple move which is also a control flow insn. Pass them to
9181 find_many_sub_basic_blocks.
9182 (pass_lower_subreg): Add TODO_verify_flow.
9183 (pass_lower_subreg2): Likewise.
9185 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9186 Brooks Moses <brooks.moses@codesourcery.com>
9187 Lee Millward <lee.millward@codesourcery.com>
9189 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9190 (VL_EXP_CLASS_P): New.
9191 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9193 (TREE_OPERAND_CHECK_CODE): Likewise.
9194 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9195 (TREE_RTL_OPERAND_CHECK): Likewise.
9196 (tree_operand_check_failed): Make second parameter the whole tree
9197 instead of its code. Fixed callers.
9198 (VL_EXP_CHECK): New.
9199 (TREE_OPERAND_LENGTH): New.
9200 (VL_EXP_OPERAND_LENGTH): New.
9201 (CALL_EXPR_FN): New.
9202 (CALL_EXPR_STATIC_CHAIN): New.
9203 (CALL_EXPR_ARGS): New.
9204 (CALL_EXPR_ARG): New.
9205 (call_expr_nargs): New.
9206 (CALL_EXPR_ARGP): New.
9207 (build_nt_call_list): Declare.
9208 (build_vl_exp_stat): Declare.
9209 (build_vl_exp): New.
9210 (build_call_list): Declare.
9211 (build_call_nary): Declare.
9212 (build_call_valist): Declare.
9213 (build_call_array): Declare.
9214 (call_expr_arg): Declare.
9215 (call_expr_argp): Declare.
9216 (call_expr_arglist): Declare.
9217 (fold_build_call_list): Declare.
9218 (fold_build_call_list_initializer): Declare.
9219 (fold_call_expr): Declare to replace fold_builtin.
9220 (fold_builtin_fputs): Update to agree with modified definition.
9221 (fold_builtin_strcpy): Likewise.
9222 (fold_builtin_strncpy): Likewise.
9223 (fold_builtin_memory_chk): Likewise.
9224 (fold_builtin_stxcpy_chk): Likewise.
9225 (fold_builtin_strncpy_chk): Likewise.
9226 (fold_builtin_next_arg): Likewise.
9227 (fold_build_call_expr): Declare.
9228 (fold_builtin_call_list): Declare.
9229 (fold_builtin_call_valist): Declare.
9230 (build_call_expr): Declare.
9231 (validate_arglist): Update to agree with modified definition.
9232 (tree_operand_length): New.
9233 (call_expr_arg_iterator): New.
9234 (init_call_expr_arg_iterator): New.
9235 (next_call_expr_arg): New.
9236 (first_call_expr_arg): New.
9237 (more_call_expr_args_p): New.
9238 (FOR_EACH_CALL_EXPR_ARG): New.
9240 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9241 and tcc_gimple_stmt.
9242 (tree_code_size): Update documentation. Use sizeof (tree) rather
9243 than sizeof (char *).
9244 (tree_size): Likewise. Add case for tcc_vl_exp.
9245 (tree_node_structure): Add case for tcc_vl_exp.
9246 (contains_placeholder_p): Likewise.
9247 (substitute_in_expr): Likewise.
9248 (substitute_placeholder_in_expr): Likewise.
9249 (stabilize_reference_1): Likewise.
9250 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9251 to diagnose breakage of this interface for constructing CALL_EXPRs.
9252 (build_nt): Add similar assertion here.
9253 (build_nt_call_list): New.
9254 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9255 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9257 (get_callee_fndecl): Use new CALL_EXPR accessors.
9258 (tree_operand_check_failed): Change parameters to pass entire node
9259 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9260 (process_call_operands): New.
9261 (build_vl_exp_stat): New.
9262 (build_call_list): New.
9263 (build_call_nary): New.
9264 (build_call_valist): New.
9265 (build_call_array): New.
9266 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9267 (call_expr_arglist): New.
9269 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9270 tcc_vl_exp instead of a fixed-size tcc_expression.
9272 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9273 accessors for CALL_EXPRs.
9274 (AGGR_INIT_EXPR): Likewise.
9276 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9277 Brooks Moses <brooks.moses@codesourcery.com>
9278 Lee Millward <lee.millward@codesourcery.com>
9280 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9281 (expand_builtin_nonlocal_goto): Change parameter to be entire
9282 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9283 (expand_builtin_prefetch): Likewise.
9284 (expand_builtin_classify_type): Likewise.
9285 (mathfn_built_in): Return NULL_TREE instead of 0.
9286 (expand_errno_check): Use new CALL_EXPR accessors.
9287 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9288 Return NULL_RTX instead of 0.
9289 (expand_builtin_mathfn_2): Likewise.
9290 (expand_builtin_mathfn_3): Likewise.
9291 (expand_builtin_interclass_mathfn): Likewise.
9292 (expand_builtin_sincos): Likewise.
9293 (expand_builtin_cexpi): Likewise.
9294 (expand_builtin_int_roundingfn): Likewise.
9295 (expand_builtin_int_roundingfn_2): Likewise.
9296 (expand_builtin_pow): Likewise.
9297 (expand_builtin_powi): Likewise.
9298 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9299 of arglist, fixing callers appropriately. Use new CALL_EXPR
9300 accessors and constructors. Return NULL_RTX instead of 0.
9301 (expand_builtin_strstr): Likewise.
9302 (expand_builtin_strchr): Likewise.
9303 (expand_builtin_strrchr): Likewise.
9304 (expand_builtin_strpbrk): Likewise.
9305 (expand_builtin_memcpy): Likewise.
9306 (expand_builtin_mempcpy): Likewise.
9307 (expand_builtin_mempcpy_args): New.
9308 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9309 (expand_builtin_memmove_args): New.
9310 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9311 (expand_movstr): Likewise.
9312 (expand_builtin_strcpy): Likewise.
9313 (expand_builtin_strcpy_args): New.
9314 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9315 (expand_builtin_strncpy): Likewise.
9316 (expand_builtin_memset): Likewise.
9317 (expand_builtin_memset_args): New.
9318 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9319 (expand_builtin_memcmp): Likewise.
9320 (expand_builtin_strcmp): Likewise.
9321 (expand_builtin_strncmp): Likewise.
9322 (expand_builtin_strcat): Likewise.
9323 (expand_builtin_strncat): Likewise.
9324 (expand_builtin_strspn): Likewise.
9325 (expand_builtin_strcspn): Likewise.
9326 (expand_builtin_args_info): Likewise.
9327 (expand_builtin_va_start): Likewise.
9328 (gimplify_va_arg_expr): Likewise.
9329 (expand_builtin_va_end): Likewise.
9330 (expand_builtin_va_copy): Likewise.
9331 (expand_builtin_frame_address): Likewise.
9332 (expand_builtin_alloca): Likewise.
9333 (expand_builtin_bswap): Likewise.
9334 (expand_builtin_unop): Likewise.
9335 (expand_builtin_fputs): Likewise.
9336 (expand_builtin_expect): Likewise.
9337 (expand_builtin_fabs): Likewise.
9338 (expand_builtin_copysign): Likewise.
9339 (expand_builtin_printf): Likewise.
9340 (expand_builtin_fprintf): Likewise.
9341 (expand_builtin_sprintf): Likewise.
9342 (expand_builtin_init_trampoline): Likewise.
9343 (expand_builtin_signbit): Likewise.
9344 (expand_builtin_fork_or_exec): Likewise.
9345 (expand_builtin_sync_operation): Likewise.
9346 (expand_builtin_compare_and_swap): Likewise.
9347 (expand_builtin_lock_test_and_set): Likewise.
9348 (expand_builtin_lock_release): Likewise.
9349 (expand_builtin): Likewise.
9350 (builtin_mathfn_code): Likewise.
9352 (fold_builtin_constant_p): Pass call arguments individually instead
9353 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9354 accessors and constructors. Return NULL_TREE instead of 0.
9355 (fold_builtin_expect): Likewise.
9356 (fold_builtin_classify_type): Likewise.
9357 (fold_builtin_strlen): Likewise.
9358 (fold_builtin_nan): Likewise.
9359 (integer_valued_real_p): Likewise.
9360 (fold_trunc_transparent_mathfn): Likewise.
9361 (fold_fixed_mathfn): Likewise.
9362 (fold_builtin_cabs): Likewise.
9363 (fold_builtin_sqrt): Likewise.
9364 (fold_builtin_cbrt): Likewise.
9365 (fold_builtin_cos): Likewise.
9366 (fold_builtin_cosh): Likewise.
9367 (fold_builtin_tan): Likewise.
9368 (fold_builtin_sincos): Likewise.
9369 (fold_builtin_cexp): Likewise.
9370 (fold_builtin_trunc): Likewise.
9371 (fold_builtin_floor): Likewise.
9372 (fold_builtin_ceil): Likewise.
9373 (fold_builtin_round): Likewise.
9374 (fold_builtin_int_roundingfn): Likewise.
9375 (fold_builtin_bitop): Likewise.
9376 (fold_builtin_bswap): Likewise.
9377 (fold_builtin_logarithm): Likewise.
9378 (fold_builtin_hypot): Likewise.
9379 (fold_builtin_pow): Likewise.
9380 (fold_builtin_powi): Likewise.
9381 (fold_builtin_exponent): Likewise.
9382 (fold_builtin_memset): Likewise.
9383 (fold_builtin_bzero): Likewise.
9384 (fold_builtin_memory_op): Likewise.
9385 (fold_builtin_bcopy): Deleted; call site changed to invoke
9386 fold_builtin_memory_op directly.
9387 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9388 (fold_builtin_strncpy): Likewise.
9389 (fold_builtin_memcmp): Likewise.
9390 (fold_builtin_strcmp): Likewise.
9391 (fold_builtin_strncmp): Likewise.
9392 (fold_builtin_signbit): Likewise.
9393 (fold_builtin_copysign): Likewise.
9394 (fold_builtin_isascii): Likewise.
9395 (fold_builtin_toascii): Likewise.
9396 (fold_builtin_isdigit): Likewise.
9397 (fold_builtin_fabs): Likewise.
9398 (fold_builtin_abs): Likewise.
9399 (fold_builtin_fmin_fmax): Likewise.
9400 (fold_builtin_carg): Likewise.
9401 (fold_builtin_classify): Likewise.
9402 (fold_builtin_unordered_cmp): Likewise.
9404 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9405 New functions split out from fold_builtin_1.
9406 (fold_builtin_n): New.
9407 (fold_builtin_varargs): New.
9408 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9410 (fold_call_expr): New.
9411 (build_function_call_expr): Rewrite to use new helper function.
9412 (fold_builtin_call_list): New.
9413 (build_call_expr): New.
9414 (fold_builtin_call_valist): New.
9415 (rewrite_call_expr): New.
9416 (validate_arg): New.
9417 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9418 of an arglist. Change return type to bool. Use new CALL_EXPR
9421 (fold_builtin_strstr): Pass call arguments individually instead
9422 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9423 accessors and constructors. Return NULL_TREE instead of 0.
9424 (fold_builtin_strchr): Likewise.
9425 (fold_builtin_strrchr): Likewise.
9426 (fold_builtin_strpbrk): Likewise.
9427 (fold_builtin_strcat): Likewise.
9428 (fold_builtin_strncat): Likewise.
9429 (fold_builtin_strspn): Likewise.
9430 (fold_builtin_strcspn): Likewise.
9431 (fold_builtin_fputs): Likewise.
9432 (fold_builtin_next_arg): Likewise.
9433 (fold_builtin_sprintf): Likewise.
9435 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9436 NULL_RTX instead of 0.
9437 (expand_builtin_memory_chk): Likewise.
9438 (maybe_emit_chk_warning): Likewise.
9439 (maybe_emit_sprintf_chk_warning): Likewise.
9441 (fold_builtin_object_size): Pass call arguments individually instead
9442 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9443 accessors and constructors. Return NULL_TREE instead of 0.
9444 (fold_builtin_memory_chk): Likewise.
9445 (fold_builtin_stxcpy_chk): Likewise.
9446 (fold_builtin_strncpy_chk): Likewise.
9447 (fold_builtin_strcat_chk): Likewise.
9448 (fold_builtin_strcat_chk): Likewise.
9449 (fold_builtin_strncat_chk): Likewise.
9450 (fold_builtin_sprintf_chk): Likewise.
9451 (fold_builtin_snprintf_chk): Likewise.
9452 (fold_builtin_printf): Likewise.
9453 (fold_builtin_vprintf): Likewise.
9455 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9457 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9458 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9459 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9460 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9461 (fold_unary): Likewise.
9462 (fold_binary): Likewise.
9463 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9464 ternary expressions.
9465 (fold): Add logic for tcc_vl_exp.
9466 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9467 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9468 (fold_build3_stat): Add assertion to flag broken interface for
9469 constructing CALL_EXPRs.
9470 (fold_build_call_list): New.
9471 (fold_build_call_list_initializer): New.
9472 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9474 (fold_strip_sign_ops): Likewise.
9476 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9477 Brooks Moses <brooks.moses@codesourcery.com>
9478 Lee Millward <lee.millward@codesourcery.com>
9480 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9481 accessors and dump arguments explicitly.
9483 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9485 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9487 (print_call_name): Use new CALL_EXPR accessors.
9489 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9490 CALL_EXPR arguments explicitly instead of as a list. Use
9491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9493 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9494 (vrp_visit_stmt): Likewise.
9496 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9497 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9499 (force_move_till_expr): Likewise.
9501 * targhooks.c (default_external_stack_protect_fail): Use
9502 build_call_expr instead of build_function_call_expr.
9503 (default_hidden_stack_protect_fail): Likewise.
9505 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9508 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9509 and walk arguments explicitly.
9511 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9512 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9513 (expand_simple_operations): Likewise.
9514 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9516 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9517 of TREE_CODE_LENGTH.
9518 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9520 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9521 instead of TREE_CODE_LENGTH.
9523 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9524 (tree_ic_transform): Likewise.
9525 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9526 parameter instead of arglist. Fix callers.
9527 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9528 (tree_stringops_transform): Likewise.
9529 (tree_indirect_call_to_profile): Likewise.
9530 (tree_stringops_values_to_profile): Likewise.
9532 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9533 (eliminate_tail_call): Likewise.
9535 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9537 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9538 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9540 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9542 * omp-low.c (build_omp_barrier): Use build_call_expr.
9543 (lower_rec_input_clauses): Likewise.
9544 (lower_reduction_clauses): Likewise.
9545 (expand_parallel_call): Likewise.
9546 (maybe_catch_exception): Likewise.
9547 (expand_omp_for_generic): Likewise.
9548 (expand_omp_for_static_nochunk): Likewise.
9549 (expand_omp_sections): Likewise.
9550 (lower_omp_single_simple): Likewise.
9551 (lower_omp_single_copy): Likewise.
9552 (lower_omp_master): Likewise.
9553 (lower_omp_ordered): Likewise.
9554 (lower_omp_critical): Likewise.
9556 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9557 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9559 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9560 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9561 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9563 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9564 and generalize to handle any number of operands.
9565 (chrec_contains_undetermined): Likewise.
9566 (tree_contains_chrecs): Likewise.
9567 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9569 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9571 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9572 fold_call_expr instead of fold_builtin.
9573 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9574 match declarations there.
9575 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9578 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9579 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9581 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9582 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9584 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9587 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9588 (execute_cse_sincos): Use new CALL_EXPR accessors.
9590 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9592 * gimple-low.c (lower_function_body): Use build_call_expr.
9593 (lower_builtin_setjmp): Likewise.
9595 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9596 (set_storage_via_libcall): Likewise.
9597 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9598 instead of TREE_CODE_LENGTH.
9599 (expand_expr_real_1): Use new CALL_EXPR accessors.
9601 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9602 generalize to handle any number of operands.
9603 (TB_parent_eq): Likewise.
9605 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9606 (strip_builtin_expect): Likewise.
9608 * function.c (gimplify_parameters): Use build_call_expr.
9610 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9611 instead of TREE_CODE_LENGTH.
9613 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9614 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9616 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9619 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9620 (gimplify_decl_expr): Likewise.
9621 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9622 Use new CALL_EXPR iterators.
9623 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9624 (gimplify_modify_expr_to_memset): Likewise.
9625 (gimplify_variable_sized_compare): Likewise.
9626 (gimplify_omp_atomic_fetch_op): Likewise.
9627 (gimplify_omp_atomic_pipeline): Likewise.
9628 (gimplify_omp_atomic_mutex): Likewise.
9629 (gimplify_function_tree): Likewise.
9631 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9632 (call_expr_flags): Likewise.
9633 (expand_call): Likewise.
9635 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9636 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9639 * coverage.c (create_coverage): Use build_call_expr.
9641 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9642 (temp_call_expr_obstack): New.
9643 (pool_copy_list): Delete.
9644 (temp_copy_call_expr): New.
9645 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9646 CALL_EXPR accessors. Get rid of special goo for copying argument
9647 lists and use temp_copy_call_expr instead.
9648 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9649 CALL_EXPR accessors.
9650 (create_expression_by_pieces): Likewise. Use build_call_array
9651 to construct the result instead of fold_build3.
9652 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9653 dealing with argument lists.
9654 (init_pre): Remove references to expression_node_pool and
9655 list_node_pool. Init temp_call_expr_obstack instead.
9656 (fini_pre): Remove references to expression_node_pool and
9659 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9660 and walk arguments explicitly instead of as a list.
9662 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9663 (mx_register_decls): Likewise.
9664 (mudflap_register_call): Likewise.
9665 (mudflap_finish_file): Likewise.
9667 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9668 (ipa_callsite_compute_param): Likewise.
9670 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9671 accessors and constructor.
9673 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9674 accessors and constructor.
9675 (convert_tramp_reference): Likewise.
9676 (convert_call_expr): Likewise.
9677 (finalize_nesting_tree_1): Likewise.
9679 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9682 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9684 * tree-inline.c (initialize_inlined_parameters): Pass entire
9685 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9687 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9688 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9690 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9691 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9692 (vectorizable_reduction): Likewise.
9693 (vectorizable_call): Use new CALL_EXPR iterators.
9694 (vectorizable_conversion): Use build_call_expr.
9695 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9696 (vect_gen_widened_results_half): Use build_call_expr.
9697 (vect_setup_realignment): Likewise.
9698 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9700 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9701 (pass_through_call): Likewise.
9702 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9705 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9706 (tree_gen_pow2_profiler): Likewise.
9707 (tree_gen_one_value_profiler): Likewise.
9708 (tree_gen_ic_func_profiler): Likewise.
9709 (tree_gen_average_profiler): Likewise.
9710 (tree_gen_ior_profiler): Likewise.
9712 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9713 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9714 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9716 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9717 of TREE_CODE_LENGTH.
9719 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9720 of TREE_CODE_LENGTH.
9722 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9724 (convert_to_integer): Likewise.
9726 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9729 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9730 Brooks Moses <brooks.moses@codesourcery.com>
9731 Lee Millward <lee.millward@codesourcery.com>
9733 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9735 * config/frv/frv.c (frv_expand_builtin): Likewise.
9736 * config/s390/s390.c (s390_expand_builtin): Likewise.
9738 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9739 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9741 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9742 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9743 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9744 (ix86_expand_store_builtin): Likewise.
9745 (ix86_expand_unop_builtin): Likewise.
9746 (ix86_expand_unop1_builtin): Likewise.
9747 (ix86_expand_sse_compare): Likewise.
9748 (ix86_expand_sse_comi): Likewise.
9749 (ix86_expand_vec_init_builtin): Likewise.
9750 (ix86_expand_vec_ext_builtin): Likewise.
9751 (ix86_expand_vec_set_builtin): Likewise.
9752 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9754 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9755 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9757 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9758 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9759 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9761 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9763 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9764 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9765 arglist. Use new CALL_EXPR accessors. Fix callers.
9766 (altivec_expand_abs_builtin): Likewise.
9767 (rs6000_expand_binop_builtin): Likewise.
9768 (altivec_expand_predicate_builtin): Likewise.
9769 (altivec_expand_lv_builtin): Likewise.
9770 (spe_expand_stv_builtin): Likewise.
9771 (altivec_expand_stv_builtin): Likewise.
9772 (rs6000_expand_ternop_builtin): Likewise.
9773 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9774 (altivec_expand_st_builtin): Likewise.
9775 (altivec_expand_dst_builtin): Likewise.
9776 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9777 arglist. Use new CALL_EXPR accessors. Fix callers.
9778 (altivec_expand_vec_set_builtin): Likewise.
9779 (altivec_expand_vec_ext_builtin): Likewise.
9780 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9781 (spe_expand_builtin): Likewise.
9782 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9783 arglist. Use new CALL_EXPR accessors. Fix callers.
9784 (spe_expand_evsel_builtin): Likewise.
9785 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9786 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9788 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9789 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9790 (arm_expand_unop_builtin): Likewise.
9791 (arm_expand_builtin): Use new CALL_EXPR accessors.
9793 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9796 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9797 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9798 (bfin_expand_unop_builtin): Likewise.
9799 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9801 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9802 Brooks Moses <brooks.moses@codesourcery.com>
9803 Lee Millward <lee.millward@codesourcery.com>
9805 * c-semantics.c (build_stmt): Add internal diagnostic check.
9807 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9808 accessors. Print arguments explicitly instead of as a list.
9810 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9812 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9813 (c_finish_omp_flish): Likewise.
9815 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9816 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9817 instead of TREE_CODE_LENGTH.
9818 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9819 (c_warn_unused_result): Likewise.
9821 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9824 * doc/invoke.texi (Warning Options): Remove
9825 -Werror-implicit-function-declaration.
9826 (Wimplicit-function-declaration): Update description.
9827 * opts.c (common_handle_option): Move handling of -Werror=* to...
9828 (enable_warning_as_error): ...here.
9829 * opts.h (enable_warning_as_error): Declare.
9830 * c-decl.c (implicit_decl_warning): Unless
9831 -Wno-implicit-function-declaration is given, emit a pedwarn if
9832 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9833 * c.opt (Wimplicit-function-declaration): Replace
9834 mesg_implicit_function_declaration with
9835 warn_implicit_function_declaration.
9836 * c-opts.c (c_common_handle_option):
9837 -Werror-implicit-function-declaration is exactly equal as
9838 -Werror=implicit-function-declaration.
9839 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9840 warn_implicit_function_declaration.
9841 (c_common_post_options): -Wimplict-function-declaration is enabled
9842 by default by -std=c99, otherwise is disabled by default.
9843 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9845 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9847 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9848 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9849 former is ignored but not the latter.
9851 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9853 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9854 is made and the reference doesn't use the alias set of its type,
9855 do not create the temporary using that type.
9857 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9859 * jump.c: Remove prototypes for delete_computation and
9860 delete_prior_computation.
9862 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9864 * jump.c (get_label_after): Delete.
9865 (get_label_before, delete_computation, delete_jump,
9866 delete_prior_computation, follow_jumps): Move...
9867 * reorg.c (delete_computation, delete_prior_computation): ... here...
9868 (get_label_before, delete_jump): ... making these static ...
9869 (follow_jumps): ... and simplifying this since it only runs after
9871 * rtl.h (get_label_after, get_label_before, delete_jump,
9872 follow_jumps): Delete prototypes.
9874 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9876 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9878 2007-02-15 Nick Clifton <nickc@redhat.com>
9880 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9881 order to prevent it from being munged by the target.
9883 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9885 * config/i386/i386.md: Remove misleading comment.
9887 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9889 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9890 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9893 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9895 * tree-sra.c (instantiate_missing_elements): Canonicalize
9897 (sra_build_assignment): New.
9898 (generate_copy_inout, generate_element_copy,
9899 generate_element_zero, generate_one_element_init): Use it.
9901 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9903 * tree-sra.c (instantiate_missing_elements): Canonicalize
9905 (sra_build_assignment): New.
9906 (generate_copy_inout, generate_element_copy,
9907 generate_element_zero, generate_one_element_init): Use it.
9909 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9911 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9914 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9916 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9917 types as aggregates not scalars.
9918 * function.c (assign_stack_temp_for_type): Likewise.
9920 2007-02-14 Roger Sayle <roger@eyesopen.com>
9921 Zdenek Dvorak <dvorakz@suse.cz>
9923 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9926 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9928 * passes.c (next_pass_1): Clear the next field of the copied
9931 2007-02-14 Richard Henderson <rth@redhat.com>
9933 * tree-sra.c (early_sra): New.
9934 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9935 (tree_sra_early, pass_sra_early): New.
9936 * tree-pass.h (pass_sra_early): Declare.
9937 * passes.c (init_optimization_passes): Use it.
9939 2007-02-14 Richard Guenther <rguenther@suse.de>
9941 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9943 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9945 PR tree-optimization/30771
9946 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9948 (vect_analyze_operations): Induction phis can now be marked as
9950 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9951 Update documentation accordingly.
9953 2007-02-14 Nick Clifton <nickc@redhat.com>
9955 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9956 most 3 arguments are supported.
9957 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9959 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9961 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9962 Ensure dst->current is valid.
9964 2007-02-13 Paul Brook <paul@codesourcery.com>
9966 * config.gcc: Add arm*-*-uclinux-*eabi.
9967 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9968 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9969 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9970 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9971 (LINK_SPEC): Define.
9973 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9975 * config/arm/uclinux-eabi.h: New file.
9976 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9977 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9980 2007-02-13 Ian Lance Taylor <iant@google.com>
9982 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9983 * flags.h (warn_strict_overflow): Declare.
9984 (enum warn_strict_overflow_code): Define.
9985 (issue_strict_overflow_warning): New static inline function.
9986 * opts.c (warn_strict_overflow): New variable.
9987 (common_handle_option): Handle OPT_Wstrict_overflow and
9988 OPT_Wstrict_overflow_.
9989 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9991 * fold-const.c: Include intl.h.
9992 (fold_deferring_overflow_warnings): New static variable.
9993 (fold_deferred_overflow_warning): New static variable.
9994 (fold_deferred_overflow_code): New static variable.
9995 (fold_defer_overflow_warnings): New function.
9996 (fold_undefer_overflow_warnings): New function.
9997 (fold_undefer_and_ignore_overflow_warnings): New function.
9998 (fold_deferring_overflow_warnings_p): New function.
9999 (fold_overflow_warning): New static function.
10000 (make_range): Add strict_overflow_p parameter. Change all
10002 (extract_muldiv, extract_muldiv_1): Likewise.
10003 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10004 tree_expr_nonnegative_p.
10005 (fold_negate_expr): Call fold_overflow_warning.
10006 (fold_range_test): Likewise.
10007 (fold_comparison): Likewise.
10008 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10009 instead of tree_expr_nonnegative_p.
10010 (tree_expr_nonnegative_warnv_p): Rename from
10011 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10012 (tree_expr_nonnegative_p): New function.
10013 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10014 strict_overflow_p parameter.
10015 (tree_expr_nonzero_p): New function.
10016 * passes.c (verify_interpass_invariants): New static function.
10017 (execute_one_pass): Call it.
10018 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10020 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10021 (estimate_numbers_of_iterations): Likewise.
10022 (scev_probably_wraps_p): Likewise.
10023 * tree-ssa-ccp.c: Include "toplev.h".
10024 (evaluate_stmt): Defer fold overflow warnings until we know we are
10026 (struct fold_stmt_r_data): Add stmt field.
10027 (fold_stmt_r): Defer fold overflow warnings until we know we
10029 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10030 (fold_stmt_inplace): Likewise.
10031 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10032 (cleanup_control_expr_graph): Defer fold overflow warnings until
10033 we know we are going to optimize.
10034 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10035 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10037 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10038 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10039 * tree-ssa-loop-manip.c (create_iv): Likewise.
10040 * c-typeck.c (build_conditional_expr): Likewise.
10041 (build_binary_op): Likewise.
10042 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10043 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10044 (extract_range_from_unary_expr): Likewise.
10045 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10046 assuming that signed overflow does not occur.
10047 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10048 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10049 (fold_defer_overflow_warnings): Declare.
10050 (fold_undefer_overflow_warnings): Declare.
10051 (fold_undefer_and_ignore_overflow_warnings): Declare.
10052 (fold_deferring_overflow_warnings_p): Declare.
10053 (tree_expr_nonzero_warnv_p): Declare.
10054 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10055 of warning options.
10056 (Warning Options): Document -Wstrict-overflow.
10057 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10058 (tree-ssa-ccp.o): Likewise.
10059 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10060 (fold-const.o): Depend on intl.h.
10062 2007-02-13 Ian Lance Taylor <iant@google.com>
10064 PR middle-end/30751
10065 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10068 2007-02-13 Stuart Hastings <stuart@apple.com>
10070 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10072 2007-02-13 Richard Henderson <rth@redhat.com>
10074 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10075 handled_component_p before looking for the indirect_ref.
10077 2007-02-13 Richard Henderson <rth@redhat.com>
10079 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10080 remove flags clobber.
10081 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10082 (bswaphi_lowpart): New.
10083 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10084 remove TARGET_BSWAP test. Delete expander of the same name.
10086 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10087 (expand_unop): Use them.
10089 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10092 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10093 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10094 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10095 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10096 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10097 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10098 assembler dialect choice from asm templates.
10100 2007-02-12 Richard Henderson <rth@redhat.com>
10102 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10103 (fixuns_trunc<SSEMODEF>si2): Use it.
10104 * config/i386/sse.md (vec_setv4sf_0): Export.
10105 * config/i386/i386.c (ix86_build_const_vector): Export.
10106 (ix86_split_convert_uns_si_sse): Rename from
10107 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10108 * config/i386/i386-protos.h: Update.
10110 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10113 * c-typeck.c (c_finish_return): Improve warning message.
10115 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10117 * alias.c (find_symbolic_term): Delete unused function.
10119 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10121 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10122 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10123 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10125 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10127 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10128 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10129 the function, temporarily point the debug interface to the null one.
10131 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10133 * dwarf2out.c (round_up_to_align): New static function.
10134 (field_byte_offset): Use it to round the offset.
10136 2007-02-12 Richard Henderson <rth@redhat.com>
10138 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10139 (inswl_const): Export.
10141 2007-02-12 Richard Henderson <rth@redhat.com>
10143 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10144 result mode of the libcall, convert back to outmode.
10146 2007-02-12 Roger Sayle <roger@eyesopen.com>
10148 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10149 (bswapdi2): New define_expand to implement 32-bit implementation.
10151 2007-02-12 Nick Clifton <nickc@redhat.com>
10153 * doc/invoke.texi (Overall Options): Document --help=.
10154 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10155 (cc1_options): Pass --help= on to cc1.
10156 (display_help): Add description of --help=.
10157 (process_command): Add code to handle --help=. Allow translated
10158 --help and --target-help switches to be passed on to compiler
10160 (main): Remove unused if statement.
10161 * opts.c (columns): Remove.
10162 (LEFT_COLUMN): Define.
10163 (wrap_help): Add columns argument.
10164 (print_filtered_help): Change parameters to be an include bitmask,
10165 an exclude bitmask, an any bitmask and the column width. Move the
10166 code to display the params list here. Add code to display the
10167 status of options rather than their descriptions if the quiet flag
10169 (print_specific_help): Change parameters to be an include bitmask,
10170 an exclude bitmask and an any bitmask. Move code to look up the
10171 column width here. Decide upon the title for an options listing.
10172 (common_handle_options): Add code to handle --help=. Adapt code
10173 for --help and --target-help to use the revised form of the
10174 print_specific_help function.
10175 (print_help): Delete.
10176 (print_param_help): Delete.
10177 (print_switch): Delete.
10178 * opts.h (cl_lang_count): Add prototype.
10179 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10180 CL_MAX_OPTION_CLASS): New defines.
10181 * optc-gen.awk: Add construction of cl_lang_count.
10182 * c.opt: Add Warning attribute to warning options and Optimization
10183 attribute to optimization options.
10184 * common.opt: Likewise.
10186 Add -fhelp and -ftarget-help as aliases for the transformed --help
10187 and --target-help options.
10188 * opt-functions.awk: Add code to handle Warning and Optimization
10191 2007-02-12 Richard Henderson <rth@redhat.com>
10193 * config/alpha/constraints.md: New file.
10194 * config/alpha/alpha.c: Include tm-constrs.h.
10195 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10196 alpha_extra_constraint): Remove.
10197 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10198 * config/alpha/alpha-protos.h: Update.
10199 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10200 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10201 (EXTRA_CONSTRAINT): Remove.
10202 * config/alpha/alpha.md: Include constraints.md.
10203 (adddi splitter): Use satisfies_constraint_*.
10204 * config/alpha/predicates.md (add_operand): Likewise.
10205 (sext_add_operand, addition_operation): Likewise.
10207 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10209 PR tree-optimization/29145
10210 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10211 in our handling of restrict qualified pointers.
10213 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10216 * doc/invoke.texi (Wunused-value): Update description.
10217 (Wextra): Delete item.
10218 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10219 value of Wunused-value.
10220 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10221 (c_finish_stmt_expr): Don't check extra_warnings.
10222 (emit_side_effect_warnings): The caller is responsible to check
10225 2007-02-11 Roger Sayle <roger@eyesopen.com>
10226 Matt Thomas <matt@3am-software.com>
10228 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10230 2007-02-11 Roger Sayle <roger@eyesopen.com>
10232 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10233 comparisons of POPCOUNT against zero.
10234 (simplify_const_relational_operation): Likewise.
10236 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10238 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10240 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10242 * dwarf2out.c (root_type): Delete unused function.
10244 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10246 * genattrtab.c (contained_in_p): Delete unused function.
10247 (write_expr_attr_cache): Likewise.
10249 2007-02-11 Jan Hubicka <jh@suse.cz>
10251 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10254 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10256 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10257 to add the REG_EQ* note.
10258 * see.c (see_merge_one_use_extension): Likewise.
10259 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10260 turn REG_EQUAL notes into REG_EQUIV notes if the target
10261 register may have more than one set.
10262 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10263 * gcse.c (try_replace_reg): Likewise.
10264 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10265 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10266 more than one REG_EQUIV note.
10267 * reload1.c (gen_reload): Use set_unique_reg_note.
10269 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10271 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10272 (ix86_builtin_conversion): New function.
10274 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10277 * tree.h (DECL_REPLACEABLE_P): New macro.
10278 * except.c (set_nothrow_function_flags): Likewise.
10280 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10281 Ira Rosen <irar@il.ibm.com>
10282 Dorit Nuzman <dorit@il.ibm.com>
10284 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10285 * targhooks.c (default_builtin_vectorized_conversion): New.
10286 * targhooks.h (default_builtin_vectorized_function): New declaration.
10287 * target.h (struct vectorize): Add builtin_conversion field.
10288 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10289 stmt_vec_info_type value.
10290 (vectorizable_conversion): New declaration.
10291 * tree-vect-analyze.c (vect_analyze_operations): Add
10292 vectorizable_conversion call.
10293 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10294 * tree-vect-transform.c (vectorizable_conversion): New function.
10295 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10296 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10298 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10299 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10300 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10301 or ALTIVEC_BUILTIN_VCFSX.
10303 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10306 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10307 CONST_DOUBLE and operand 0 is a hard register.
10308 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10309 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10310 is a hard floating-point register.
10312 2007-02-10 Richard Henderson <rth@redhat.com>
10313 Jakub Jelinek <jakub@redhat.com>
10314 Alexandre Oliva <aoliva@redhat.com>
10316 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10317 * builtin-types.def (BT_WORD): Make unsigned.
10318 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10319 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10320 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10321 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10322 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10323 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10325 * expr.c (emutls_var_address): New.
10326 (expand_expr_real_1): Expand emulated tls.
10327 (expand_expr_addr_expr_1): Likewise.
10328 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10329 * output.h (emutls_finish): Declare.
10330 * toplev.c (compile_file): Call it.
10331 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10332 address before wrapping in CONST.
10333 * varasm.c (emutls_htab, emutls_object_type): New.
10334 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10335 (get_emutls_object_name, get_emutls_object_type): New.
10336 (get_emutls_init_templ_addr, emutls_decl): New.
10337 (emutls_common_1, emutls_finish): New.
10338 (assemble_variable): When emulating tls, swap decls; generate
10339 constructor for the emutls objects.
10340 (do_assemble_alias): When emulating tls, swap decl and target name.
10341 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10343 * varpool.c (decide_is_variable_needed): Look at force_output.
10344 Recurse for emulated tls.
10345 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10346 with decide_is_variable_needed.
10347 * emutls.c: New file.
10348 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10349 tls_object for real tls.
10351 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10353 PR rtl-optimization/29599
10354 * reload1.c (eliminate_regs_in_insn): Take the destination
10355 mode into account when computing the offset.
10357 2007-02-09 Stuart Hastings <stuart@apple.com>
10358 Richard Henderson <rth@redhat.com>
10360 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10361 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10362 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10363 fixuns_truncdfhi2): New.
10364 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10365 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10366 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10367 (floatunssidf2): Allow nonimmediate source.
10368 * config/i386/sse.md (movdi_to_sse): New.
10369 (vec_concatv2di): Drop '*'.
10370 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10371 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10372 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10374 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10375 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10376 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10377 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10378 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10379 ix86_build_const_vector.
10380 (x86_emit_floatuns): Rewrite.
10382 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10384 * genautomata.c (longest_path_length): Delete unused function.
10385 (struct state): Delete unused longest_path_length.
10386 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10387 (get_free_state): Delete unused.
10389 2007-02-09 Jan Hubicka <jh@suse.cz>
10391 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10392 * doc/invoke.texi (inline-unit-growth): Update default value.
10394 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10395 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10396 (rebuild_cgraph_edges): Likewise.
10397 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10398 (dump_cgraph_node): Dump frequencies.
10399 (cgraph_clone_edge): Add frequency scales.
10400 (cgraph_clone_node): Add freuqnecy.
10401 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10402 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10403 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10404 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10405 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10406 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10407 (save_inline_function_body): Likewise.
10408 * ipa-inline.c: inluce rtl.h
10409 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10410 (cgraph_edge_badness): Use frequencies.
10411 (cgraph_decide_recursive_inlining): Update clonning.
10412 (cgraph_decide_inlining_of_small_function): Dump frequency.
10413 * predict.c (estimate_bb_frequencies): Export.
10414 * predict.h (estimate_bb_frequencies): Declare.
10415 * tree-inline.c (copy_bb): Watch overflows.
10416 (expand_call_inline): Update call of cgraph_create_edge.
10417 (optimize_inline_calls): Use TODO flags to update frequnecies.
10418 * passes.h: Include predict.h
10419 (init_optimization_passes): Move profile ahead.
10420 (execute_function_todo): Handle TODO_rebuild_frequencies.
10422 2007-02-09 Roger Sayle <roger@eyesopen.com>
10424 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10425 the insbl or inswl pattern into a register.
10427 2007-02-09 Roger Sayle <roger@eyesopen.com>
10429 * config/ia64/ia64.md (bswapdi2): New define_insn.
10431 2007-02-09 Richard Henderson <rth@redhat.com>
10433 * config/i386/constraints.md (Ym): New constraint.
10434 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10435 (movdi_1_rex64): Split sse and xmm general register moves from
10436 memory move alternatives. Use conditional register constraints.
10437 (movsf_1, movdf_integer): Likewise.
10438 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10439 (movdf_integer_rex64): New.
10440 (pushsf_rex64): Fix output constraints.
10441 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10442 (sse2_stored): Likewise.
10443 (sse2_storeq_rex64): New.
10444 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10445 amd and not generic.
10446 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10447 for optimize_size. Remove SF/DFmode hack.
10449 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10451 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10454 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10455 Richard Sandiford <richard@codesourcery.com>
10457 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10458 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10459 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10460 m68k/t-mlib to tmake_file.
10461 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10462 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10463 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10464 Allow it to be cf or m68k. Set m68k_arch_family. If that
10465 variable is not empty, add t-$m68k_arch_family to tmake_file.
10466 Add t-mlibs to tmake_file.
10467 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10468 * config/m68k/t-cf: New file.
10469 * config/m68k/t-m68k: Likewise.
10470 * config/m68k/t-mlibs: Likewise.
10471 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10472 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10473 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10474 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10475 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10477 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10478 (INSTALL_LIBGCC): Delete.
10479 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10480 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10481 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10482 (M68K_MLIB_CPU): Define.
10483 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10484 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10485 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10487 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10488 Richard Guenther <rguenther@suse.de>
10490 PR middle-end/23361
10491 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10492 against INT_MIN/INT_MAX.
10493 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10494 file if a loop is removed.
10496 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10498 * calls.c (store_one_arg): Pass correct alignment to
10499 emit_push_insn for non-BLKmode values.
10500 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10501 unaligned stack slot via a suitably aligned slot.
10503 2007-02-08 DJ Delorie <dj@redhat.com>
10505 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10507 (legal_subregs): Use unsigned char, make const.
10508 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10510 2007-02-08 Paul Brook <paul@codesourcery.com>
10512 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10513 special interworking needed.
10515 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10517 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10518 conditional to __SSE2__.
10519 (Entries below should have been added to first ChangeLog
10520 entry for amdfam10 dated 2007-02-05)
10521 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10523 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10525 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10528 2007-02-08 DJ Delorie <dj@redhat.com>
10530 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10531 * config/m32c/m32c.c (legal_subregs): New.
10532 (m32c_illegal_subreg_p): New.
10533 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10534 unsupported subregs of hard regs.
10536 2007-02-08 Jan Hubicka <jh@suse.cz>
10538 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10539 the same one; always update histograms.
10541 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10543 * passes.c (init_optimization_passes): Tidy comment.
10545 2007-02-08 Roger Sayle <roger@eyesopen.com>
10547 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10548 strip zero_extend, bswap and rotates from POCOUNT's argument.
10549 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10550 zero_extend and rotates from PARITY's argument.
10551 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10552 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10553 of an integer constant at compile-time.
10555 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10558 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10560 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10563 * tree-ssa-live.c (remove_unused_locals): Do not remove
10564 TREE_ADDRESSABLE variables.
10565 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10566 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10567 FOR_CLOBBER. Update all users.
10568 If VAR has an associated alias set, add a virtual operand for
10569 it if no alias is found to conflict with the memory reference.
10571 2007-02-07 Jan Hubicka <jh@suse.cz>
10572 Robert Kidd <rkidd@crhc.uiuc.edu>
10574 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10576 2007-02-07 Ian Lance Taylor <iant@google.com>
10578 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10580 2007-02-07 Roger Sayle <roger@eyesopen.com>
10582 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10583 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10584 tablejumpdi, movsi_to_cr_one): Remove constraints from
10585 define_expand's match_operands.
10587 2007-02-07 Roger Sayle <roger@eyesopen.com>
10589 * global.c (compute_regsets): Move declatation of "i" inside of
10590 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10592 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10595 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10596 of INDIRECT_REF <RESULT_DECL>.
10598 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10600 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10601 Kaz Kojima <kkojima@gcc.gnu.org>
10604 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10606 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10608 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10610 * doc/loop.texi: Document possibility not to perform disambiguation
10611 of loops with multiple latches.
10612 * cfgloopmanip.c (alp_enum_p): Removed.
10613 (add_loop): Handle subloops. Use get_loop_body_with_size.
10614 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10615 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10616 the new forwarder block.
10617 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10618 Handle the case latch is NULL.
10619 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10620 when marking loop exits.
10621 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10623 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10624 disambiguate_loops_with_multiple_latches.
10625 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10626 before fix_loop_structure.
10627 * cfgloop.c: Include pointer-set.h and output.h.
10628 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10629 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10630 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10631 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10632 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10633 disambiguate_multiple_latches, get_loop_body_with_size,
10634 disambiguate_loops_with_multiple_latches): New functions.
10635 (flow_loop_dump): Dump multiple latch edges.
10636 (flow_loop_nodes_find): Handle loops with multiple latches.
10637 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10638 (glb_enum_p): Modified.
10639 (get_loop_body): Use get_loop_body_with_size.
10640 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10641 (AVOID_CFG_MODIFICATIONS): New constant.
10642 (disambiguate_loops_with_multiple_latches, add_loop,
10643 get_loop_body_with_size): Declare.
10644 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10646 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10648 PR inline-asm/28686
10649 * global.c (compute_regsets): New function.
10650 (global_alloc): Refactored ELIMINABLE_REGSET
10651 and NO_GLOBAL_ALLOC_REGS computation out.
10652 (rest_of_handle_global_alloc): Call compute_regsets()
10653 for non-optimizing case.
10655 2007-02-06 Richard Henderson <rth@redhat.com>
10657 * config/i386/constraints.md (Y2): Rename from Y.
10658 (Yi): New constraint.
10659 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10660 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10661 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10662 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10663 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10664 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10665 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10666 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10667 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10668 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10669 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10670 vec_extractv2si_1): Change Y constraints to Y2.
10671 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10672 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10673 Change Y constraints to Y2.
10674 (sse2_loadld): Change Y constraints to x.
10676 2007-02-06 Roger Sayle <roger@eyesopen.com>
10678 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10679 (parity<mode>2): New define_expand using rs6000_emit_parity.
10680 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10681 rs6000_emit_parity): New functions.
10682 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10683 rs6000_emit_parity): Prototype here.
10685 2007-02-06 Ian Lance Taylor <iant@google.com>
10687 * lower-subreg.c (simple_move_operand): Reject CONST.
10688 (resolve_clobber): Call validate_change rather than directly
10689 assigning to XEXP (pat, 0).
10691 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10693 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10694 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10695 (tree-cfg.o): Remove hashtab.h dependency.
10697 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10698 (struct ivopts_data): Change niters to pointer_map_t.
10699 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10700 (niter_for_exit): Create pointer_map on demand. Change for
10702 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10703 (free_loop_data): Destroy data->niters if created and reset field.
10704 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10705 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10707 * tree-ssa-reassoc.c: Include pointer-set.h.
10708 (bb_rank): Change to long *.
10709 (operand_rank): Change to pointer_map_t.
10710 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10711 (insert_operand_rank): Accept long.
10712 (operand_entry_hash, operand_entry_eq): Remove.
10713 (get_rank): Return long. Adjust for changes above.
10714 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10716 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10718 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10719 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10720 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10722 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10723 directly since it cannot be NULL.
10724 (get_vi_for_tree): Rewrite for pointer_map API.
10725 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10726 (init_alias_vars): Create vi_for_tree as pointer_map.
10727 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10729 * tree-cfg.c: Don't include hashtab.h.
10730 (edge_to_cases): Declare as pointer_map.
10731 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10733 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10734 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10735 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10737 (record_switch_edge): Delete.
10738 (get_cases_for_edge): Adjust for pointer_map API, inline
10739 record_switch_edge (rewritten for new API), remove goto.
10741 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10743 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10744 * tree-nested.c: Include pointer-set.h.
10745 (var_map_elt, var_map_eq, var_map_hash): Delete.
10746 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10747 to pointer_map_t's.
10748 (nesting_info_bitmap_obstack): New.
10749 (lookup_field_for_decl): Adjust for pointer_map API.
10750 (lookup_tramp_for_decl): Adjust for pointer_map API.
10751 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10752 (get_local_debug_decl): Adjust for pointer_map API.
10753 (convert_nl_goto_reference): Adjust for pointer_map API.
10754 (convert_nl_goto_receiver): Adjust for pointer_map API.
10755 (create_nesting_tree): Create outside GGC space. Create bitmap on
10756 the new obstack. Create field_map and var_map as pointer_maps.
10757 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10759 (lower_nested_functions): Move root here, no need to NULL it.
10760 Initialize and release the obstack.
10762 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10764 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10765 Remove prototypes and make them non-static.
10766 (struct tree_int_map): Remove.
10767 * tree.h (struct tree_int_map): Move here, turning TO into an
10769 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10771 * tree.h (TREE_COMPLEXITY): Remove.
10772 (struct tree_exp): Remove complexity field.
10773 * tree.c (build1_stat): Don't set it.
10775 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10776 Victor Kaplansky <victork@il.ibm.com>
10778 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10779 (vect_is_simple_reduction): Support reduction with induction as
10780 one of the operands.
10781 (vect_is_simple_iv_evolution): Fix formatting.
10782 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10783 formatting. Don't mark induction phis for vectorization.
10784 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10785 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10786 (vect_get_vec_def_for_operand): Support induction.
10787 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10789 (vectorizable_reduction): Support reduction with induction as one of
10791 (vectorizable_type_demotion): Use def-type of stmt argument rather
10792 than dummy def-type.
10794 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10795 flag_tree_scev_cprop.
10796 * common.opt (tree-scev-cprop): New flag.
10798 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10799 call to vect_get_new_vect_var.
10801 2007-02-06 Ira Rosen <irar@il.ibm.com>
10803 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10804 vectype is not NULL.
10805 (vect_pattern_recog_1): Likewise.
10807 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10809 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10810 (fold_negate_expr): Likewise.
10812 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10815 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10816 even if cv-qualification is the same.
10818 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10820 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10821 __enable_execute_stack on completion.
10823 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10825 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10826 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10827 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10828 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10829 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10830 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10831 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10832 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10834 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10836 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10837 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10838 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10839 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10840 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10841 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10842 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10843 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10844 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10845 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10846 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10847 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10848 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10849 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10850 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10851 sqrtextenddfxf2_i387): Added amdfam10_decode.
10853 * config/i386/athlon.md (athlon_idirect_amdfam10,
10854 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10855 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10856 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10857 athlon_ivector_store_amdfam10): New define_insn_reservation.
10858 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10861 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10863 * config/i386/athlon.md (athlon_call_amdfam10,
10864 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10865 define_insn_reservation.
10866 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10867 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10868 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10870 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10872 * config/i386/athlon.md (athlon_sseld_amdfam10,
10873 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10874 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10878 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10879 define_insn_reservation.
10880 * config/i386/i386.md (sseins): Added sseins to define_attr type
10881 and define_attr unit.
10882 * config/i386/sse.md: Set type attribute to sseins for insertq
10885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10887 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10888 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10889 ssecomi_load_amdfam10, ssecomi_amdfam10,
10890 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10891 define_insn_reservation.
10892 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10894 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10896 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10897 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10898 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10899 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10900 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10901 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10902 define_insn_reservation.
10904 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10905 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10906 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10907 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10908 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10910 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10912 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10913 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10914 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10915 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10916 athlon_ssemul_load_k8): Added amdfam10.
10918 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10920 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10921 (x86_sse_unaligned_move_optimal): New variable.
10923 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10925 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10926 for unaligned vector SSE double/single precision loads for AMDFAM10.
10928 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10930 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10931 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10932 Define TARGET_CPU_DEFAULT_amdfam10.
10933 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10934 (processor_type): Add PROCESSOR_AMDFAM10.
10936 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10937 processor_type in config/i386/i386.h.
10938 Enable imul peepholes for TARGET_AMDFAM10.
10940 * config.gcc: Add support for --with-cpu option for amdfam10.
10942 * config/i386/i386.c (amdfam10_cost): New variable.
10943 (m_AMDFAM10): New macro.
10944 (m_ATHLON_K8_AMDFAM10): New macro.
10945 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10946 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10947 x86_promote_QImode, x86_integer_DFmode_moves,
10948 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10949 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10950 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10951 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10952 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10953 Enable/disable for amdfam10.
10954 (override_options): Add amdfam10_cost to processor_target_table.
10955 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10956 processor_alias_table.
10957 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10958 (ix86_adjust_cost): Add code for amdfam10.
10960 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10962 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10963 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10964 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10965 * config/i386/i386.h: Add builtin definition for SSE4A.
10966 * config/i386/i386.md: Add support for ABM instructions
10967 (popcnt and lzcnt).
10968 * config/i386/sse.md: Add support for SSE4A instructions
10969 (movntss, movntsd, extrq, insertq).
10970 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10971 Add -march=amdfam10 flag.
10972 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10973 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10975 * doc/extend.texi: Add documentation for SSE4A builtins.
10977 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10979 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10981 2007-02-05 Richard Guenther <rguenther@suse.de>
10983 * tree-vectorizer.h (vectorizable_function): Add argument type
10984 argument, change return type.
10985 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10986 * tree-vect-transform.c (vectorizable_function): Handle extra
10987 argument, return vectorized function decl.
10988 (build_vectorized_function_call): Remove.
10989 (vectorizable_call): Handle calls with result and argument types
10990 differing. Handle loop vectorization factor correctly.
10991 * targhooks.c (default_builtin_vectorized_function): Adjust for
10993 * targhooks.h (default_builtin_vectorized_function): Likewise.
10994 * target.h (builtin_vectorized_function): Add argument type
10996 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10997 extra argument, allow vectorizing of lrintf.
10998 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10999 documentation of target hook.
11001 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11004 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11005 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11006 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11008 2007-02-05 Roger Sayle <roger@eyesopen.com>
11010 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11011 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11012 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11013 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11014 before canonicalizing sincos to cexpi.
11015 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11017 2007-02-05 Roger Sayle <roger@eyesopen.com>
11019 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11020 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11021 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11023 2007-02-05 Roger Sayle <roger@eyesopen.com>
11025 * mips-tfile.c (initialize_init_file): Correct endianness test.
11027 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11029 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11030 the 'y' constraint.
11032 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11034 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11035 saves in a PARALLEL before the register assignments.
11037 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11039 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11040 DWARF_FRAME_RETURN_COLUMN to be a general register.
11041 * dwarf2out.c (init_return_column_size): New function, split from...
11042 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11043 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11044 to be nongeneral registers.
11045 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11047 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11048 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11050 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11052 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11054 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11056 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11057 (remove_path): Use can_remove_branch_p and remove_branch instead
11058 of loop_delete_branch_edge.
11059 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11060 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11061 Update profile using scale_dominated_blocks_in_loop.
11062 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11063 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11064 (can_remove_branch_p, remove_branch): Declare.
11065 * tree-cfg.c (tree_can_remove_branch_p): New function.
11066 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11067 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11068 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11070 2007-02-05 Jan Hubicka <jh@suse.cz>
11072 PR middle-end/30696
11073 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11074 nodes in cgraph, don't remove offline copy of the function.
11076 2007-02-04 Jan Hubicka <jh@suse.cz>
11078 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11079 vectors might cause maybe_lookup_element_for_expr to be called
11080 on non-sra-candidate.
11082 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11084 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11085 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11086 spelling conventions.
11088 2007-02-04 Richard Guenther <rguenther@suse.de>
11090 PR middle-end/30636
11091 * fold-const.c (try_move_mult_to_index): Make sure to not
11092 overflow one dimension of a multi-dimensional array access.
11094 2007-02-04 Jan Hubicka <jh@suse.cz>
11096 * passes.c (init_optimization_passes): Reindent.
11098 2007-02-04 Jan Hubicka <jh@suse.cz>
11099 Eric Botcazou <ebotcazou@adacore.com>
11101 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11102 (execute_fixup_cfg): Break out the abnormal goto code.
11103 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11104 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11105 (optimize_inline_calls): Call make_nonlocal_label_edges.
11107 2007-02-04 Jan Hubicka <jh@suse.cz>
11109 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11110 true when something was changed.
11111 (rename_ssa_copies): When something was changed, do
11112 TODO_remove_unused_locals.
11113 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11114 add TODO_remove_unused_locals when instruction was removed.
11116 2007-02-04 Jan Hubicka <jh@suse.cz>
11118 * ipa-inline.c (try_inline): Improve debug output; work on already
11120 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11121 call try_inline for already inlined edges too when flattening;
11122 inline also functions that make callee growth but overall unit size
11125 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11127 * config/m32c/bitops.md, config/m32c/jump.md,
11128 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11129 config/m32r/m32r.h, config/m32r/m32r.md,
11130 config/m32r/predicates.md, config/m68hc11/larith.asm,
11131 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11132 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11133 config/mips/mips-protos.h, config/mips/mips.c,
11134 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11135 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11136 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11137 spelling conventions.
11139 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11140 Follow spelling conventions.
11142 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11144 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11145 warn about C++0x compatibility.
11147 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11149 * config/h8300/h8300.c, config/h8300/h8300.h,
11150 config/h8300/h8300.md: Follow spelling conventions.
11152 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11154 PR middle-end/30667
11155 * combine.c (try_combine): Do not substitute source operand
11156 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11158 2007-02-03 Jan Hubicka <jh@suse.cz>
11160 PR gcov-profile/30650
11161 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11162 do not divide by zero for never executed counters.
11163 (tree_find_values_to_profile): Fix counters.
11164 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11166 2007-02-03 Ian Lance Taylor <iant@google.com>
11168 * lower-subreg.c (simple_move_operand): New static function,
11169 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11171 (simple_move): Call simple_move_operand.
11172 (find_decomposable_subregs): Add special handling of MEMs.
11173 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11174 meaning of return value. If we see a hard register, test whether
11175 it can store a word_mode value. Change all callers.
11177 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11179 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11180 ftrapv insns and expanders.
11181 (subdi3): Change define_expand operand 1 to arith11_operand, and
11182 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11183 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11184 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11187 PR middle-end/30174
11188 * varasm.c (notice_global_symbol): Treat global objects as weak when
11189 flag_shlib is true.
11191 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11193 * emit-rtl.c (dconstpi): Delete.
11194 (dconstsqrt2): New.
11195 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11196 * real.h (dconstpi): Delete.
11197 (dconstsqrt2): New.
11198 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11199 (fold_builtin_hypot): Likewise.
11201 2007-02-03 Tom Tromey <tromey@redhat.com>
11204 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11205 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11207 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11209 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11210 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11211 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11212 config/rs6000/cell.md, config/rs6000/darwin.h,
11213 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11214 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11215 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11216 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11217 typos. Follow spelling conventions.
11218 * doc/invoke.texi: Follow spelling conventions.
11220 2007-02-03 Roger Sayle <roger@eyesopen.com>
11222 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11223 canonicalization transformations that attempt to simplify integer
11224 constant comparisons to become comparisons against zero.
11226 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11228 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11230 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11231 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11233 2007-02-02 Mike Stump <mrs@apple.com>
11235 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11236 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11237 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11238 generate a branch island.
11240 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11242 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11243 (xtensa_legitimate_address_p): New.
11244 (xtensa_legitimize_address): New.
11245 (xtensa_output_addr_const_extra): New.
11246 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11248 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11249 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11250 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11251 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11252 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11253 (xtensa_legitimize_address): New.
11254 (xtensa_output_addr_const_extra): New.
11256 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11258 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11260 2007-02-02 Ian Lance Taylor <iant@google.com>
11262 * expmed.c (expand_divmod): Add comment.
11264 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11266 * emit-rtl.c (renumber_insns): Remove.
11267 * flags.h: Remove the extern for flag_renumber_insns.
11268 * rtl.h: Remove the prototype for renumber_insns.
11269 * toplev.c (flag_renumber_insns): Remove.
11271 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11273 Revert for x86 darwin:
11274 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11276 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11277 code before the following patch under TARGET_MACHO.
11278 (ix86_function_value_regno_p): Likewise.
11280 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11282 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11285 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11288 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11289 general or fp registers. Add comments.
11290 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11292 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11294 * pointer-set.c (insert_aux): Only return insertion slot.
11295 (pointer_set_insert): Adjust.
11296 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11297 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11298 pointer_map_traverse): New.
11299 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11300 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11301 pointer_map_contains, pointer_map_traverse): Declare.
11303 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11305 PR middle-end/30473
11306 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11307 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11309 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11311 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11313 (struct _dep): New type.
11314 (dep_t): New typedef.
11315 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11316 (DEP_STATUS): New access macro. The macro with the same name was
11317 renamed to DEP_LINK_STATUS.
11318 (dep_init): Declare function
11320 (struct _dep_link): New type.
11321 (dep_link_t): New typedef.
11322 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11323 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11324 (DEP_LINK_STATUS): New macro.
11325 (debug_dep_links): New debug function.
11327 (struct _deps_list): New type.
11328 (deps_list_t): New typedef.
11329 (DEPS_LIST_FIRST): New access macro.
11330 (FOR_EACH_DEP_LINK): New cycle macro.
11331 (create_deps_list, free_deps_list, delete_deps_list): Declare
11333 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11334 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11335 (copy_deps_list_change_con): Ditto.
11337 (move_dep_link): Declare function.
11339 (struct _dep_node): New type.
11340 (dep_node_t): New typedef.
11341 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11343 (struct haifa_insn_data.back_deps): New field to hold backward
11344 dependencies of the insn.
11345 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11347 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11348 Change its type to deps_list_t.
11349 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11350 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11351 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11353 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11355 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11357 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11359 (dep_cost): Declare.
11361 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11362 (ds_to_dk, dk_to_ds): New functions.
11364 (init_dep_1): New static function.
11365 (init_dep): New function.
11366 (copy_dep): New static function.
11368 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11370 (detach_dep_link): New static function.
11371 (move_dep_link): New function.
11373 (dep_links_consistent_p, dump_dep_links): New static functions.
11374 (debug_dep_links): New debugging function.
11376 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11378 (alloc_deps_list, init_deps_list): New static functions.
11379 (create_deps_list): New function.
11380 (clear_deps_list): New static function.
11381 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11382 (deps_list_consistent_p, dump_deps_list): New static functions.
11383 (debug_deps_list): New function.
11384 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11386 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11388 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11389 use new scheduler dependencies lists.
11390 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11391 (sched_analyze): Ditto. Initialize dependencies lists.
11392 (add_forw_dep, compute_forward_dependences): Update to use new
11393 scheduler dependencies lists.
11395 (init_dependency_caches): Init deps_obstack.
11396 (free_dependency_caches): Free deps_obstack.
11398 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11399 new scheduler dependencies lists.
11400 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11401 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11403 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11404 Update to use new scheduler dependencies lists.
11405 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11406 (debug_dependencies): Ditto.
11407 (schedule_region): Update comments.
11409 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11410 scheduler dependencies lists.
11411 (schedule_ebb): Update comments.
11413 * rtl.def (DEPS_LIST): Remove.
11415 * lists.c (unused_deps_list): Remove.
11416 (free_list): Update assertions.
11418 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11419 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11421 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11422 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11424 * haifa-sched.c (comments): Update.
11425 (insn_cost1): Remove. Inline the code into insn_cost ().
11426 (insn_cost): Update to use new scheduler dependencies lists. Move
11427 processing of the dependency cost to dep_cost ().
11428 (dep_cost): New function. Use it instead of insn_cost () when
11429 evaluating cost of the dependency. Use compatible interface to
11430 interact with the target.
11431 (priority): Update to use new scheduler dependencies lists.
11432 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11433 with greater number of insns that depend on the insn.
11434 (schedule_insn): Update to use new scheduler dependencies lists. Add
11435 code to free backward dependencies lists. Inline and optimize code
11436 from resolve_dep () - see PR28071.
11437 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11438 lists. Update call to targetm.sched.is_costly_dependence hook.
11440 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11441 scheduler dependencies lists.
11443 (resolve_dep): Remove. Move the logic to schedule_insn ().
11444 (init_h_i_d): Initialize dependencies lists.
11446 (process_insn_depend_be_in_spec): Rename to
11447 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11448 dependencies lists.
11449 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11450 Update to use new scheduler dependencies lists.
11451 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11453 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11454 new scheduler dependencies lists.
11455 (build_intra_loop_deps): Ditto.
11457 * target.h (struct _dep): Declare to use in
11458 gcc_target.sched.is_costly_dependence.
11459 (struct gcc_target.sched.adjust_cost): Fix typo.
11460 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11461 single dep_t parameter instead of an equivalent triad.
11462 (struct gcc_target.sched.adjust_cost_2): Remove.
11464 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11466 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11468 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11470 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11472 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11473 (REG_DEP_TRUE): Document.
11475 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11476 Change signature to correspond to the targetm.sched.adjust_cost hook.
11477 Update use in TARGET_SCHED_ADJUST_COST_2.
11478 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11479 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11480 new scheduler dependencies lists.
11481 (ia64_gen_check): Ditto.
11483 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11484 dependencies lists.
11486 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11487 signature to correspond to the targetm.sched.is_costly_dependence hook.
11488 (is_costly_group): Update to use new scheduler dependencies lists.
11490 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11491 instead of INSN_COST () macro.
11493 2007-02-01 Ian Lance Taylor <iant@google.com>
11495 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11497 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11499 * pa.md (tp_load): Correct mfctl instruction syntax.
11501 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11503 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11504 altivec_padding_size calculation on AIX. Improve comment, add
11505 assert to verify that it's right.
11507 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11510 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11512 PR inline-asm/28686
11513 * global.c (global_alloc): Add mising initialization of
11516 2007-02-01 Roger Sayle <roger@eyesopen.com>
11518 * alias.c (init_alias_analysis): Correct whitespace.
11519 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11520 partition_hot_cold_basic_blocks): Likewise.
11521 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11522 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11523 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11524 fold_builtin_snprintf_chk, fold_builtin_printf,
11525 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11526 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11527 * cfgcleanup.c (cleanup_cfg): Likewise.
11528 * cfgexpand.c (tree_expand_cfg): Likewise.
11529 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11530 * function.c (get_next_funcdef_no): Likewise.
11531 * gengtype.c (main): Likewise.
11532 * genmodes.c (main): Likewise.
11533 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11534 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11535 * ifcvt.c (noce_emit_move_insn): Likewise.
11536 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11538 * stor-layout.c (get_best_mode): Likewise.
11539 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11540 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11541 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11542 perform_var_substitution, solve_graph): Likewise.
11543 * tree-vrp.c (vrp_finalize): Likewise.
11545 2007-02-01 Ian Lance Taylor <iant@google.com>
11547 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11548 high part of a paradoxical subreg, return a constant zero.
11550 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11552 * toplev.c (lang_dependent_init): Call init_set_costs.
11553 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11555 2007-02-01 Richard Guenther <rguenther@suse.de>
11557 PR middle-end/30656
11558 * fold-const.c (fold_negate_expr): Allow negating a
11559 constant if overflow does not change.
11561 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11563 * doc/c-tree.texi (Expression trees): Improve markup.
11564 * doc/tm.texi (Register Classes, Addressing Modes)
11565 (Floating Point): Fix spacing after abbreviations. Fix some
11568 2007-02-01 Ben Elliston <bje@au.ibm.com>
11570 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11571 * doc/contrib.texi: Likewise.
11572 * doc/install.texi: Likewise.
11574 2007-01-31 Richard Henderson <rth@redhat.com>
11575 Ian Lance Taylor <iant@google.com>
11577 * lower-subreg.c: New file.
11578 * rtl.def (CONCATN): Define.
11579 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11580 pass_lower_subreg2.
11581 * emit-rtl.c (update_reg_offset): New static function, broken out
11582 of gen_rtx_REG_offset.
11583 (gen_rtx_REG_offset): Call update_reg_offset.
11584 (gen_reg_rtx_offset): New function.
11585 * regclass.c: Revert patch of 2006-03-05, restoring
11587 (clear_reg_info_regno): New function.
11588 * dwarf2out.c (concatn_loc_descriptor): New static function.
11589 (loc_descriptor): Handle CONCATN.
11590 * common.opt (fsplit_wide_types): New option.
11591 * opts.c (decode_options): Set flag_split_wide_types when
11593 * timevar.def (TV_LOWER_SUBREG): Define.
11594 * rtl.h (gen_reg_rtx_offset): Declare.
11595 (reg_scan_update): Declare.
11596 * regs.h (clear_reg_info_regno): Declare.
11597 * tree-pass.h (pass_lower_subreg): Declare.
11598 (pass_lower_subreg2): Declare.
11599 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11600 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11601 -fsplit-wide-types.
11602 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11603 * Makefile.in (OBJS-common): Add lower-subreg.o.
11604 (lower-subreg.o): New target.
11606 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11608 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11610 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11613 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11615 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11617 PR middle-end/29335
11618 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11620 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11622 * cfgloop.h: Include vec-prim.h.
11623 (enum li_flags): Remove LI_ONLY_OLD.
11624 (loop_iterator): Changed.
11625 (fel_next, fel_init): Iterate over loop tree.
11626 (FOR_EACH_LOOP_BREAK): New macro.
11627 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11629 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11630 * modulo-sched.c (sms_schedule): Ditto.
11631 * tree-vectorizer.c (vectorize_loops): Ditto.
11632 * doc/loop.texi: Update information on loop numbering and behavior of
11633 FOR_EACH_LOOP wrto new loops.
11634 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11635 add_to_evolution_1): Test nestedness of loops instead of comparing
11637 * tree-chrec.c (chrec_fold_plus_poly_poly,
11638 chrec_fold_multiply_poly_poly, chrec_evaluate,
11639 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11640 reset_evolution_in_loop): Ditto.
11641 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11643 2007-01-31 Dirk Mueller <dmueller@suse.de>
11645 * c-common.c (warn_about_parentheses): Separate warning about
11646 un-parenthized sequence of comparison operators from the one
11647 which is supposed to warn about x <= y <= z.
11649 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11651 * optabs.h (enum optab_index): Add new OTI_isinf.
11652 (isinf_optab): Define corresponding macro.
11653 * optabs.c (init_optabs): Initialize isinf_optab.
11654 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11656 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11657 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11659 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11660 expand_builtin_interclass_mathfn.
11661 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11662 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11663 (fxam<mode>2_i387): New insn pattern.
11664 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11665 built-in functions as x87 inline asm.
11667 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11669 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11671 2007-01-30 Eric Christopher <echristo@apple.com>
11673 * config.gcc: Add geode.
11675 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11677 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11678 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11679 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11680 value-prof.c: Fix comment typos.
11682 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11685 * doc/invoke.texi (Wpointer-arith): Document warning.
11687 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11689 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11690 the list of discrepancies from the draft TR.
11692 2007-01-30 Dirk Mueller <dmueller@suse.de>
11695 * doc/invoke.texi (-Wreturn-type): Update description to
11696 match new behavior.
11698 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11700 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11702 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11704 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11705 to handle optabs that operate on floating point input argument and
11706 output to integer output.
11707 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11708 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11709 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11710 expand_builtin_interclass_mathfn ().
11711 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11712 (ilogbsi2): Remove.
11713 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11714 ilogbl built-in functions as x87 intrinsics.
11716 2007-01-30 Richard Guenther <rguenther@suse.de>
11718 PR middle-end/27657
11719 * dwarf2out.c (reference_to_unused): Query varpool if the
11720 variable was output.
11722 2007-01-30 Richard Guenther <rguenther@suse.de>
11724 PR middle-end/30313
11725 * passes.c (execute_one_pass): Reset in_gimple_form to not
11726 confuse non-unit-at-a-time mode.
11728 2007-01-29 Roger Sayle <roger@eyesopen.com>
11729 Richard Guenther <rguenther@suse.de>
11731 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11732 avoid undefined behaviour on overflow. Use force_fit_type_double
11733 to construct the constant with the specified TREE_OVERFLOW.
11735 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11737 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11738 * config/dfp-bit.h: Ditto.
11740 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11742 * c-decl.c (pop_scope): Replace warnings with call to
11743 warn_for_unused_label.
11744 * c-common.h (warn_for_unused_label): Declare.
11745 * c-common.c (warn_for_unused_label): Define.
11747 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11749 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11752 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11754 * Makefile.in (USER_H): Remove decfloat.h.
11755 * ginclude/decfloat.h: Delete, moving contents to ...
11756 * ginclude/float.h: Add support for decimal floating point,
11757 guarded by __STDC_WANT_DEC_FP__.
11759 2007-01-29 Mike Stump <mrs@apple.com>
11761 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11762 Analysis and Representation to resolve case insensitive conflict.
11763 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11765 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11767 * tree.h (struct tree_memory_tag): Add aliases member.
11768 (MTAG_ALIASES): New macro.
11769 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11770 (add_may_alias): Remove pointer-set. Update for may_aliases being
11772 (mark_aliases_call_clobbered): Update for may_aliases being a
11774 (compute_tag_properties): Ditto.
11775 (create_partition_for): Ditto.
11776 (compute_memory_partitions): Ditto.
11777 (dump_may_aliases_for): Ditto.
11778 (is_aliased_with): Ditto.
11779 (add_may_alias_for_new_tag): Ditto.
11780 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11781 (compute_is_aliased): New function.
11782 (compute_may_aliases): Call compute_is_aliased).
11783 (init_alias_info): Initialize alias_bitmap_obstack.
11784 (union_alias_set_into): New function.
11785 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11786 (have_common_aliases_p): Rewrite to take two bitmaps and use
11788 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11789 Update for bitmaps.
11790 (finalize_ref_all_pointers): Update for add_may_alias changes.
11791 (new_type_alias): Ditto.
11792 * tree-flow-inline.h (may_aliases): Return a bitmap.
11793 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11794 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11795 may_aliases being a bitmap.
11796 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11797 may_aliases now returns a bitmap.
11798 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11800 * tree-ssa-operands.c (add_virtual_operand): Update for
11801 may_aliases being a bitmap.
11803 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11805 PR tree-optimization/30630
11806 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11807 variable as changed.
11809 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11812 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11813 expanded only once even if an error occurs.
11815 2007-01-29 Ben Elliston <bje@au.ibm.com>
11817 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11818 (__gcov_average_profiler): Likewise.
11819 (__gcov_ior_profiler): Likewise.
11820 (__gcov_merge_ior): Likewise.
11822 2007-01-28 Jan Hubicka <jh@suse.cz>
11824 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11825 * value-prof.c (stringop_block_profile): Likewise.
11827 2007-01-28 Jan Hubicka <jh@suse.cz>
11829 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11830 variant handling histograms; add wrapper.
11831 (clear_storage_via_libcall): Export.
11832 (emit_block_move_hints): Break out from ...; add histograms.
11833 (emit_block_move): ... this one.
11834 (clear_storage_hints): Break out from ...; add histograms.
11835 (clear_storage): ... this one.
11836 (set_storage_via_memset): Handle histogram.
11837 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11838 (clear_storage_hints, clear_storage_via_libcall): Declare.
11839 (set_storage_via_setmem): Update prototype.
11840 * doc/md.texi (movmem, setmem): Document new arguments.
11842 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11844 (stringop_block_profile): New global function.
11845 (tree_stringops_values_to_profile): Profile block size and alignment.
11846 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11848 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11849 (stringop_block_profile): Declare.
11850 * builtins.c: Include value-prof.h.
11851 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11852 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11853 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11854 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11855 * profile.c (instrument_values): Add new counters.
11856 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11858 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11859 (tree_init_edge_profiler): Build new profilers.
11860 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11861 (pass_tree_profile): Add dump.
11862 (tree_profile_hooks): Update.
11863 * Makefile.in (LIBGCOV): Add new constants.
11864 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11865 __gcov_ior_profiler): New.
11866 * i386.md (movmem/setmem expanders): Add new optional arguments.
11868 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11870 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11872 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11874 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11875 (tree_unswitch_single_loop): Pass eni_size_weights to
11876 tree_num_loop_insns.
11877 * tree-ssa-loop-manip.c: Include tree-inline.h.
11878 (can_unroll_loop_p): Pass eni_size_weights to
11879 tree_num_loop_insns.
11880 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11881 Pass eni_size_weights to estimate_num_insns.
11882 * tree.h (init_inline_once): Export.
11883 * toplev.c (backend_init): Call init_inline_once.
11884 * cgraphunit.c (cgraph_process_new_functions,
11885 cgraph_analyze_function): Pass eni_inlining_weights to
11886 estimate_num_insns.
11887 * ipa-inline.c (compute_inline_parameters): Ditto.
11888 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11889 to estimate_num_insns.
11890 (try_unroll_loop_completely): Pass eni_size_weights to
11891 tree_num_loop_insns.
11892 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11893 ot estimate_num_insns.
11894 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11895 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11896 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11897 eni_time_weights): New variables.
11898 (init_inline_once): Initialize them.
11899 (struct eni_data): Mew.
11900 (estimate_num_insns_1, estimate_num_insns): Use weights.
11901 * tree-inline.h (struct eni_weights_d): New.
11902 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11903 (estimate_num_insns): Declaration changed.
11904 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11905 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11906 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11908 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11910 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11911 relations in the conflict function is valid.
11913 2007-01-27 Ian Lance Taylor <iant@google.com>
11915 * common.opt: Add fstrict-overflow.
11916 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11917 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11918 (TYPE_OVERFLOW_UNDEFINED): Define.
11919 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11921 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11922 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11923 (fold_negate_expr): Likewise.
11924 (make_range): Likewise.
11925 (extract_muldiv_1): Likewise.
11926 (maybe_canonicalize_comparison): Likewise.
11927 (fold_comparison): Likewise.
11928 (fold_binary): Likewise.
11929 (tree_expr_nonnegative_p): Likewise.
11930 (tree_expr_nonzero_p): Likewise.
11931 * tree-vrp.c (compare_values): Likewise.
11932 (extract_range_from_binary_expr): Likewise.
11933 (extract_range_from_unary_expr): Likewise.
11934 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11936 (nowrap_type_p): Likewise.
11937 * tree-scalar-evolution.c (simple_iv): Likewise.
11938 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11939 (build_range_check): Likewise.
11940 (extract_muldiv_1): Likewise.
11941 (fold_comparison): Likewise.
11942 * tree-vrp.c (vrp_int_const_binop): Likewise.
11943 (extract_range_from_unary_expr): Likewise.
11944 * convert.c (convert_to_integer): Likewise.
11945 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11946 (fold_comparison): Likewise.
11947 (fold_binary): Likewise.
11948 * optabs.c (optab_for_tree_code): Likewise.
11949 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11950 * simplify-rtx.c (simplify_const_relational_operation): Check
11951 flag_strict_overflow and flag_trapv.
11952 (simplify_const_relational_operation): Likewise.
11953 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11954 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11957 2007-01-27 Roger Sayle <roger@eyesopen.com>
11959 * tree.c (tree_fold_gcd): Delete.
11960 * tree.h (tree_fold_gcd): Remove prototype.
11961 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11962 test whether one constant integer is a multiple of another. Instead
11963 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11964 * fold-const.c (multiple_of_p): We've determined both TOP and
11965 BOTTOM are integer constants so we can call int_const_binop directly
11966 instead of the more generic const_binop.
11968 2007-01-27 Roger Sayle <roger@eyesopen.com>
11970 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11971 1*X check that the constant hasn't overflowed, to preserve the
11973 (round_up): Provide an efficient implementation when rouding-up an
11974 INTEGER_CST to a power-of-two.
11976 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11978 * doc/sourcebuild.texi: Add comma for clarity.
11979 * doc/extend.texi: Fix some typos.
11980 * doc/passes.texi: Likewise.
11981 * doc/cppinternals.texi: Likewise.
11982 * doc/c-tree.texi: Likewise.
11983 * doc/tree-ssa.texi: Likewise.
11984 * doc/install.texi: Likewise.
11986 2007-01-27 Jan Hubicka <jh@suse.cz>
11988 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11989 (pass_sra): Do not require alias information.
11990 * passes.c (init_optimization_passes): Add SRA
11992 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11994 * tracer.c (rest_of_handle_tracer): We already cleaned
11995 up the CFG in tracer() so don't do it here again.
11996 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11997 cleanup_cfg here, either. And don't call renumber_insns.
11999 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12000 and BB_HEAD are in the insn stream here. Instead make sure
12001 that BB_INSN is valid on all insns. Also, do check here that
12002 there are no pending branch predictions...
12003 (rtl_verify_flow_info): ...instead of doing it here. Checks
12004 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12007 2007-01-26 Roger Sayle <roger@eyesopen.com>
12009 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12010 function to simplify/factorize operand order canonicalization.
12011 (ix86_fixup_binary_operands): Reorganize using the above function.
12012 (ix86_binary_operator_ok): Likewise.
12014 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12016 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12017 file scope from optimize_attrs.
12018 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12020 (optimize_attrs): Clear insn_code_values after freeing it.
12022 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12024 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12025 a parts.base assignment.
12027 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12029 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12030 (compute_subscript_distance, initialize_data_dependence_relation,
12031 finalize_ddr_dependent, analyze_ziv_subscript,
12032 analyze_siv_subscript_cst_affine,
12033 compute_overlap_steps_for_affine_univar,
12034 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12035 analyze_siv_subscript, analyze_miv_subscript,
12036 analyze_overlapping_iterations, subscript_dependence_tester_1,
12037 compute_self_dependence, free_dependence_relation): Work
12038 with affine_fn instead of chrecs.
12039 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12040 common_affine_function, affine_function_base,
12041 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12042 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12043 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12044 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12045 (all_chrecs_equal_p): Removed.
12046 * tree-data-ref.h (affine_fn, conflict_function): New types.
12047 (struct subscript): Change type of conflicting_iterations_in_a
12048 and conflicting_iterations_in_b.
12050 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12053 * config/pa/pa.h (TARGET_HPUX_11): New.
12054 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12055 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12057 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12058 Richard Guenther <rguenther@suse.de>
12060 * tree-ssa-structalias.c (solve_graph): Handle case
12061 we merged the variable to another.
12063 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12065 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12068 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12069 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12071 2007-01-25 DJ Delorie <dj@redhat.com>
12073 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12074 allow changes to modes which don't fit in those registers.
12076 * reload1.c (choose_reload_regs): Check for invalid subregs before
12077 computing their locations, not after.
12079 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12082 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12083 save Altivec registers in an eh_return function.
12084 (compute_vrsave_mask): Likewise.
12085 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12086 for saving Altivec registers.
12087 (rs6000_emit_prologue): Don't allocate stack twice in
12088 eh_return function. Correct expected value of altivec_save_offset
12089 when using save_world. Describe save of R0 to stack when using
12090 save_world. Describe stack pointer adjustment when using
12091 save_world. Remove duplicated eh_return parameter register saving.
12092 Update sp_offset variable after save_world.
12093 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12095 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12096 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12099 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12101 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12103 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12106 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12107 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12109 2007-01-25 Richard Guenther <rguenther@suse.de>
12111 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12112 * common.opt (-Wcoverage-mismatch): New warning option.
12113 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12114 if -Wcoverage-mismatch is given.
12116 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12118 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12119 (ipcp_driver): Change to static definition.
12120 Add dumping of the ifunctions.
12121 (constant_val_insert): Remove unused parameter. Support for SSA.
12122 (ipcp_propagate_const): Support for SSA.
12123 (ipcp_profile_bb_print): Print only analyzed nodes.
12124 (ipcp_replace_map_create): Remove support for Fortran constant
12126 * ipa-prop.c (ipa_method_modify_stmt,
12127 ipa_callsite_compute_param): Support for SSA.
12128 * ipa-prop.h (ipcp_driver): Remove declaration.
12129 (IS_VALID_TREE_MAP_INDEX): Add define.
12131 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12133 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12135 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12137 PR middle-end/30447
12138 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12139 constant argument to cabs and do it without checking for
12140 -funsafe-math-optimizations.
12142 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12144 * c-common.h (RID_FIRST_CXX0X): New.
12145 (RID_LAST_CXX0X): New.
12146 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12148 * c.opt (Wc++0x-compat): New.
12149 * doc/invoke.texi (-Wc++0x-compat): Document.
12151 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12153 * builtins.c (fold_builtin_carg): New.
12154 (fold_builtin_1): Use it.
12156 2007-01-24 Jan Hubicka <jh@suse.cz>
12158 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12160 * ipa-inline.c (initial_insns, max_insns): Delete.
12161 (compute_max_insns): New function.
12162 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12163 of insns as base for code growth.
12164 (cgraph_decide_inlining): Make initial_insns local; do not compute
12166 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12167 * doc/invoke.texi (inline-unit-growth): Update docs.
12169 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12171 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12172 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12173 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12174 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12175 for CPUs that have PTA_CX16 set.
12177 PR middle-end/27416
12178 * gimplify.c (omp_check_private): New function.
12179 (gimplify_scan_omp_clauses): Use it for
12180 firstprivate/lastprivate/reduction.
12182 PR middle-end/30494
12183 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12184 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12186 PR middle-end/30421
12187 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12188 If lower_lastprivate_clauses emits some statements, append them
12189 to dlist rather than body_p and to body_p append an initializer.
12190 (lower_omp_for): Adjust caller.
12192 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12194 * target.h (globalize_decl_name): New.
12195 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12196 * output.h (default_globalize_decl_name): New.
12197 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12199 (globalize_decl): Ditto.
12200 (default_globalize_decl_name): New.
12201 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12202 (ia64_handle_version_id_attribute): New.
12203 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12204 (ia64_asm_output_external): Use globalize_decl_name instead
12205 of globalize_label.
12206 * doc/extend.texi (version_id): New pragma.
12207 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12209 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12211 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12212 _uleb128_t and _Unwind_SWord with _sleb128_t.
12213 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12214 uw_frame_state_for, uw_update_context_1): Likewise.
12215 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12216 * unwind-pe.h (read_uleb128, read_sleb128,
12217 read_encoded_value_with_base): Likewise.
12218 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12220 2007-01-24 Richard Guenther <rguenther@suse.de>
12222 * builtins.c (expand_builtin_cexpi): Get the fndecl
12223 for cexp in the correct way.
12225 2007-01-24 Jan Hubicka <jh@suse.cz>
12227 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12229 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12231 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12232 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12233 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12234 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12235 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12236 __SIZEOF_PTRDIFF_T__.
12237 * doc/cpp.texi: Documentation for the new builtin macros added.
12239 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12241 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12242 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12243 instead of operands[2] to avoid access past the end of array.
12245 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12247 * reload1.c (emit_reload_insns): Pass the reload register
12248 for a non-spill output reload through forget_old_reloads_1.
12250 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12252 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12253 _SOFT_DOUBLE if doubles use software floating-point.
12254 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12255 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12256 * config/rs6000/darwin-ldouble.c: Also compile functions for
12257 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12258 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12259 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12260 commented-out long double override.
12261 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12262 * config/rs6000/eabispe.h: Likewise.
12263 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12264 long double for non-SPE.
12265 (rs6000_handle_option): Likewise.
12266 (invalid_e500_subreg): Disallow more subregs involding DImode,
12267 DFmode, TImode or TFmode.
12268 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12270 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12272 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12273 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12275 (rs6000_legitimate_address): Also check for TFmode for E500
12277 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12278 (spe_build_register_parallel): Handle TFmode and TCmode.
12279 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12281 (function_arg): Handle TFmode and TCmode for E500 double.
12282 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12284 (print_operand): Handle TFmode and TImode for %y.
12285 (rs6000_generate_compare): Handle TFmode comparisons for E500
12287 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12288 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12289 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12290 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12291 TFmode for E500 double.
12292 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12293 (floatsidf2): Enable for E500 double.
12294 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12295 (extenddftf2): Change to extenddftf2_fprs.
12296 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12297 depending on TARGET_E500_DOUBLE.
12298 (extendsftf2): Enable for E500 double.
12299 (trunctfdf2): Enable for E500 double.
12300 (trunctfsf2): Change to trunctfsf2_fprs.
12301 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12302 depending on TARGET_E500_DOUBLE.
12303 (floatsitf2): Enable for E500 double.
12304 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12305 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12306 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12307 (negtf2): Change to negtf2_internal.
12308 (negtf2): New expander.
12309 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12310 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12311 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12312 (movdi_internal32): Use rs6000_nonimmediate_operand.
12313 (unnamed splitter): Likewise.
12314 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12315 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12316 (SPE64TF, DITI): New mode macros.
12317 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12320 (frob_<mode>_di_2): New.
12321 (frob_tf_di_8_2): New.
12322 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12324 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12326 (frob_ti_<mode>_8_2): New.
12327 (frob_ti_tf_2): New.
12328 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12329 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12331 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12332 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12333 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12334 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12335 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12336 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12339 2007-01-23 Ian Lance Taylor <iant@google.com>
12341 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12343 (OBJS-archive): Reformat, alphabetize.
12344 (OBJS): Change out_object_file to OBJS-md.
12346 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12348 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12349 JUMP_P and CALL_P predicates where applicable.
12350 * config/i386/i386.c: Ditto.
12351 * config/i386/i386.md: Ditto.
12352 * config/i386/mmx.md: Ditto.
12353 * config/i386/predicates.md: Ditto.
12355 2007-01-22 Andreas Schwab <schwab@suse.de>
12357 * config/m68k/m68k.h: Fix comment.
12359 2007-01-22 Jan Hubicka <jh@suse.cz>
12361 * passes.c (init_optimization_passes): Do not rerun
12362 pass_early_warn_uninitialized.
12364 2007-01-22 Richard Guenther <rguenther@suse.de>
12366 PR tree-optimization/30038
12367 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12369 (execute_cse_sincos_1): Likewise.
12370 (execute_cse_sincos): Likewise.
12371 (gate_cse_sincos): Likewise.
12372 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12373 the cexpi() canonicalization of sincos().
12374 * tree-pass.h (pass_cse_sincos): Declare.
12375 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12377 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12379 PR rtl-optimization/29329
12380 * combine.c (replaced_rhs_insn): Rename to i2mod.
12381 (replaced_rhs_value): Rename to i2mod_new_rhs.
12382 (i2mod_old_rhs): New global variable.
12383 (combine_instructions): Adjust for above change. Save a copy of
12384 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12385 note are substituted in the second instruction.
12386 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12387 ditch the note if it pertains to the second eliminated register
12388 and this register is mentioned in i2mod_old_rhs.
12391 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12393 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12394 the insn to which the note was originally attached.
12396 2007-01-21 Jan Hubicka <jh@suse.cz>
12398 * ipa-inline.c (inlining_mode): Comment, move up.
12399 (cgraph_decide_inlining_incrementally): Do not perform inlining
12400 itself; fix handling of flattening of self recursive functions.
12401 (cgraph_find_cycles): Remove.
12402 (cgraph_flatten_node): Remove.
12403 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12404 (try_inline): New function.
12405 (cgraph_early_inlining): Update call of
12406 cgraph_decide_inlining_incrementally. Apply inlining here.
12407 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12409 2007-01-21 Dirk Mueller <dmueller@suse.de>
12412 * tree-vrp.c (check_array_bounds): do not warn
12413 about ADDR_EXPR's of ARRAY_REF's which are immediately
12414 used in binary expressions.
12416 2007-01-21 Ira Rosen <irar@il.ibm.com>
12418 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12419 read_write_dep and macros for its access.
12420 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12421 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12422 argument, call vect_check_interleaving for every independent pair of
12423 data-refs. Mark loads that access the same memory location as a store
12425 (vect_check_dependences): Remove.
12426 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12427 call, fix the call to vect_analyze_data_ref_dependence.
12428 (vect_analyze_data_ref_access): For statements that access the same
12429 data-ref, check that they are not stores; for loads, check that there
12430 is no store that access the same location.
12432 2007-01-20 Roger Sayle <roger@eyesopen.com>
12433 Joseph Myers <joseph@codesourcery.com>
12435 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12436 (-fdump-rtl-stack): Likewise.
12437 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12438 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12439 (-mpt-fixed): Use @minus{} for minus sign.
12440 (Using Precompiled Headers): Fix under/overfull hbox.
12442 2007-01-20 Jan Hubicka <jh@suse.cz>
12444 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12445 place within annotation.
12447 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12449 * pa.c (output_move_double): Change array size of xoperands to 4.
12451 2007-01-20 Jan Hubicka <jh@suse.cz>
12453 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12456 2007-01-19 Ian Lance Taylor <iant@google.com>
12458 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12459 constant to unsigned HOST_WIDE_INT before negating.
12461 2007-01-19 Ian Lance Taylor <iant@google.com>
12463 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12465 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12466 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12467 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12468 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12469 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12470 (realloc_vdef, realloc_vuse): Change second parameter to
12472 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12473 fields to unsigned.
12474 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12475 unsigned. Change x and lim locals to unsigned.
12476 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12478 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12479 (copy_virtual_operands): Change i and n locals to unsigned.
12481 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12483 PR middle-end/29335
12484 * builtins.c (fold_builtin_1): Handle builtin fdim.
12486 2007-01-20 Jan Hubicka <jh@suse.cz>
12488 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12489 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12490 init_alias_heapvars.
12491 (init_alias_heapvars): Initialize only when not already initialized.
12492 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12494 2007-01-19 Roger Sayle <roger@eyesopen.com>
12496 * common.opt (fsigned-zeros): New command line option.
12497 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12498 of flag_unsafe_math_optimizations.
12499 * opts.c (set_fast_math_flags): The -ffast-math command line option
12500 implies -fno-signed-zeros.
12501 (fast_math_flags_set_p): Likewise.
12503 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12504 the documentation of -ffast-math appropriately. Wrap long lines.
12506 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12508 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12509 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12511 2007-01-19 Tomas Bily <tbily@suse.cz>
12513 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12515 (tree_init_ic_make_global_vars): New function
12516 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12517 (tree_gen_ic_profiler): New function
12518 (tree_gen_ic_func_profiler): New function
12519 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12520 (tree_profile_hooks): Added hook for indirec/virtual calls
12521 * value-prof.c (tree_find_values_to_profile): New case for
12523 (tree_values_to_profile): Call for determining indirect/virtual
12525 (tree_indirect_call_to_profile): New function
12526 (tree_ic_transform): New function
12527 (tree_ic): New function
12528 (find_func_by_pid): New function
12529 (init_pid_map): New function
12530 (tree_value_profile_transformations): Added check for
12531 indirect/virtual call transformation
12532 * value-prof.h (enum hist_type): New counter type for
12533 indirect/virtual calls
12534 (profile_hooks): Added new hook for profiling indirect/virtual
12536 * profile.c (instrument_values): New case for indirect/virtual
12538 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12539 (GCOV_COUNTER_V_INDIR): New counter type
12540 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12541 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12543 * cgraph.c: Definition of cgraph_max_pid
12544 (cgraph_create_node): Default init of pid attribute
12545 * cgraph.h: Declaration of cgraph_max_pid
12546 (struct cgraph_node): Added pid attribute
12547 * libgcov.c (__gcov_indirect_call_profiler): New function
12548 (__gcov_one_value_profiler_body): New function
12549 (__gcov_one_value_profiler): Body was moved to
12550 __gcov_one_value_profiler_body and calls it
12552 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12554 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12555 * gengtype.c (write_types_data, write_func_for_structure,
12556 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12557 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12558 (walk_type, write_func_for_structure): Generate the mark_hook if
12561 2007-01-19 Jan Hubicka <jh@suse.cz>
12563 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12564 'early' argument take inlining mode argument specifying whether to
12565 inline for size/speeed or all functions; add support for flattening;
12567 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12569 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12572 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12573 the name of the declared identifier.
12575 2007-01-19 Dirk Mueller <dmueller@suse.de>
12577 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12578 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12579 duplicate evaluation.
12581 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12583 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12584 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12585 to XFMode, use acosxf2 and truncate result to requested mode.
12586 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12587 (asin<mode>2): Similarly, with asin expanders.
12588 (*fscalexf4_i387): Rename from *fscalexf4.
12589 (expNcorexf3): New expander.
12590 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12591 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12592 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12593 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12594 patterns for SSE math.
12595 (exp10<mode>2): Similarly, with exp10 expanders.
12596 (exp2<mode>2): Similarly, with exp2 expanders.
12597 (expm1<mode>2): Similarly, with expm1 expanders.
12598 (ldexp<mode>3): Similarly, with ldexp expanders.
12599 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12600 Use gen_truncxf<mode>2_i387_noop to truncate result.
12602 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12604 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12605 for ColdFire targets.
12607 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12608 Richard Sandiford <richard@codesourcery.com>
12610 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12611 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12612 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12613 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12614 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12615 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12617 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12619 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12620 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12621 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12622 (*adddi_dilshr32_cf): New pattern.
12623 (adddi3, subdi3): Remove first alternatives.
12625 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12627 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12628 implemented using move.l, do not use its cc result for floating-point
12631 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12633 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12634 from accepting 's' constraints if flag_pic.
12636 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12638 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12639 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12640 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12641 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12643 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12645 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12646 ColdFire alternatives.
12647 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12648 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12649 architectures that support ff1 instruction.
12651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12652 Julian Brown <julian@codesourcery.com>
12654 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12655 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12656 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12659 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12661 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12663 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12664 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12665 HOST_WIDE_INT instead of an rtx.
12666 (m68k_rtx_costs): Update call accordingly.
12667 (output_move_const_into_data_reg): Likewise. Fix formatting.
12668 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12670 (output_move_simode_const): Update calls after above changes.
12671 Rework to use automatic variables and predicates like MEM_P.
12672 * config/m68k/m68k.md (pushexthisi_const): Update call to
12675 2007-01-19 Dirk Mueller <dmueller@suse.de>
12677 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12678 in dump_flags test.
12680 2007-01-19 Richard Guenther <rguenther@suse.de>
12682 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12683 via cexp in case sincos is not available.
12685 2007-01-19 Richard Guenther <rguenther@suse.de>
12687 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12688 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12689 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12690 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12691 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12692 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12693 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12694 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12696 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12698 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12700 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12701 (atan2xf3): Directly generate RTL pattern.
12702 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12703 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12704 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12705 disable patterns for SSE math.
12706 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12707 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12708 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12709 disable patterns for SSE math.
12711 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12713 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12715 2007-01-18 Roger Sayle <roger@eyesopen.com>
12717 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12718 VIEW_CONVERT_EXPR to the same type as it's operand.
12720 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12722 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12723 configured for long double 128.
12725 2007-01-18 Mike Stump <mrs@apple.com>
12727 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12730 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12732 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12735 2007-01-18 Jan Hubicka <jh@suse.cz>
12737 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12738 greater than NUM_VOP_FREE_BUCKETS.
12740 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12742 * tree-ssa-structalias.c: Update comments.
12743 (ptabitmap_obstack): Removed.
12744 (pta_obstack): New.
12745 (oldpta_obstack): Ditto.
12746 (stats): Add a few members.
12747 (struct variable_info): Remove node, complex, address_taken, and
12748 indirect_target members. Add oldsolution member.
12749 (new_var_info): Do not initialize removed members.
12750 (constraint_expr_type): Remove INCLUDES.
12751 (constraint_graph): Add size, implicit_preds, rep,
12752 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12753 (FIRST_REF_NODE): New macro.
12754 (LAST_REF_NODE): Ditto.
12755 (FIRST_ADDR_NODE): Ditto.
12756 (find): New function.
12758 (dump_constraint): Do not handle INCLUDES.
12759 (insert_into_complex): Do not insert duplicate constraints.
12760 (condense_varmap_nodes): Renamed and rewritten into ...
12761 (merge_node_constraints): This. Also fix bug in handling of
12762 offseted copy constraints.
12763 (clear_edges_for_node): No longer need to deal with preds at all,
12764 or removing associated preds/succs.
12765 (merge_graph_nodes): Deal with indirect_cycles.
12766 Don't deal with predecessors.
12767 (add_implicit_graph_edge): New function.
12768 (add_pred_graph_edge): Ditto.
12769 (add_graph_edge): Don't deal with predecessors.
12770 (build_constraint_graph): Removed.
12771 (build_pred_graph): New function.
12772 (build_succ_graph): Ditto.
12773 (struct scc_info): Removed in_component. Added roots, dfs, and
12774 node_mapping. Remove visited_index, unification_queue.
12775 (scc_visit): Deal with union-find we do now.
12776 Deal with cycles with REF nodes.
12777 (collapse_nodes): Renamed and rewritten to ...
12778 (unify_nodes): This.
12779 (process_unification_queue): Removed.
12780 (topo_visit): Cleanup
12781 (do_da_constraint): Use find.
12782 (do_sd_constraint): Ditto.
12783 (do_ds_constraint): Ditto.
12784 (do_complex_constraint): Ditto.
12785 (init_scc_info): Update for removed and added members.
12786 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12787 (find_indirect_cycles): This.
12788 (equivalence_class): New variable.
12789 (label_visit): New function.
12790 (perform_variable_substitution): Rewritten.
12791 (free_var_substitution_info): New function.
12792 (find_equivalent_node): Ditto.
12793 (move_complex_constraints): Ditto.
12794 (eliminate_indirect_cycles): Ditto.
12795 (solve_graph): Only propagate changed bits.
12796 Use indirect cycle elimination.
12798 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12799 (tree_id_eq): Renamed to ...
12800 (tree_vi_eq): This. Update for member change
12801 (insert_id_for_tree): Renamed and rewritten to ...
12802 (insert_vi_for_tree): This.
12803 (lookup_id_for_tree): Renamed and rewritten to ...
12804 (lookup_vi_for_tree): This.
12805 (get_id_for_tree): Renamed and rewritten to ...
12806 (get_vi_for_tree): Ditto.
12807 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12808 (process_constraint): Don't handle INCLUDES.
12809 Remove special ADDRESSOF case.
12810 (find_func_aliases): Rewrite to use vi functions instead of id
12812 (create_function_info_for): Ditto.
12813 (create_variable_info_for): Ditto.
12814 (intra_create_variable_infos): Ditto.
12815 (merge_smts_into): Ditto.
12816 (find_what_p_points_to): Ditto.
12817 (init_base_vars): Ditto.
12818 (init_alias_vars): Ditto.
12819 (remove_preds_and_fake_succs): New function.
12820 (dump_sa_points_to_info): Dump new stats.
12821 (dump_solution_for_var): Use find.
12822 (set_used_smts): Fix formatting.
12823 (compute_points_to_sets): Updated for new functions.
12824 (ipa_pta_execute): Ditto.
12826 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12827 Richard Sandiford <richard@codesourcery.com>
12829 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12831 * calls.c (expand_call): If the return value is a PARALLEL,
12832 extract its first member.
12833 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12834 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12835 use FUNCTION_EXTRA_EPILOGUE.
12836 (m68k_function_value): Return a PARALLEL if the return value
12837 is of a pointer type.
12838 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12839 (FUNCTION_EXTRA_EPILOGUE): Remove.
12840 * config/m68k/m68k.md (D0_REG): New constant.
12842 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12844 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12845 output a NOP for empty epilogues.
12847 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12849 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12850 before function. Extend register save check to include all
12851 registers, not just integer ones.
12853 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12855 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12856 (m68k_use_return_insn): ...this.
12857 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12858 * config/m68k/m68k.c (use_return_insn): Rename to...
12859 (m68k_use_return_insn): ...this.
12860 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12861 of USE_RETURN_INSN.
12863 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12865 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12866 nearest even, fix denormal rounding overflow.
12868 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12870 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12871 f%$smove and f%$move.
12872 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12873 (extendsfdf2_cf): Use fdmove instead of f%&move.
12874 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12875 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12879 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12882 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12884 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12885 (coldfire_single_format): Declare.
12886 (coldfire_double_format): Likewise.
12887 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12888 of qnan_msb_set to determine the lower bits of a canonical
12890 (encode_ieee_double): Likewise.
12891 (encode_ieee_quad): Likewise.
12892 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12893 (mips_single_format): Likewise.
12894 (ieee_double_format): Likewise.
12895 (mips_double_format): Likewise.
12896 (ieee_extended_motorola_format): Likewise.
12897 (ieee_extended_intel_96_format): Likewise.
12898 (ieee_extended_intel_128_format): Likewise.
12899 (ieee_extended_intel_96_round_53_format): Likewise.
12900 (ibm_extended_format): Likewise.
12901 (mips_extended_format): Likewise.
12902 (ieee_quad_format): Likewise.
12903 (mips_quad_format): Likewise.
12904 (vax_f_format): Likewise.
12905 (vax_d_format): Likewise.
12906 (vax_g_format): Likewise.
12907 (i370_single_format): Likewise.
12908 (i370_double_format): Likewise.
12909 (decimal_single_format): Likewise.
12910 (decimal_double_format): Likewise.
12911 (decimal_quad_format): Likewise.
12912 (c4x_single_format): Likewise.
12913 (c4x_extended_format): Likewise.
12914 (real_internal_format): Likewise.
12915 (coldfire_single_format): New real_format.
12916 (coldfire_double_format): Likewise.
12917 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12918 canonical_nan_lsbs_set.
12919 (pdp11_d_format): Likewise.
12920 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12921 if TARGET_COLDFIRE_CPU.
12923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12925 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12926 (output_call, m68k_legitimize_call_address): Declare.
12927 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12928 parenthesees. Add support for a 'W' constraint.
12929 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12930 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12931 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12932 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12934 (override_options): Initialize them. Do not set flag_no_function_cse
12935 for TARGET_ID_SHARED_LIBRARY.
12936 (m68k_output_pic_call): Delete.
12937 (m68k_legitimize_call_address): New function.
12938 (print_operand): Remove the %o prefix. Handle the %p prefix.
12939 (output_call): New function.
12940 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12941 target address from the GOT if symbolic jumps are not allowed.
12942 * config/m68k/m68k.md (call, general_operand): Do not set
12943 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12944 Merge separate flag_pic and !flag_pic define_insns into...
12945 (*call, *call_value): ...these new patterns. Match the address
12946 rather than the containing MEM and require it to be a call_operand.
12947 Use output_call to generate the asm template.
12948 * config/m68k/predicates.md (const_call_operand): New predicate.
12949 (call_operand): Likewise.
12951 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12953 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12954 (STACK_GROWS_DOWNWARD): Define to 1.
12955 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12956 comments, emphasizing that these values are only defaults.
12957 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12958 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12960 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12962 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12964 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12965 Richard Sandiford <richard@codesourcery.com>
12967 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12968 (FP_REGNO_P): New macros.
12969 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12970 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12971 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12972 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12974 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12976 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12977 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12979 * config/m68k/t-floatlib: New file, extracting common code from...
12980 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12981 * config/m68k/t-uclinux: Here.
12982 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12983 routines on ColdFire targets.
12985 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12987 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12988 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12989 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12990 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12991 explicitly set MOTOROLA to 1.
12992 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12994 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12995 Nathan Sidwell <nathan@codesourcery.com>
12997 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12998 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12999 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13000 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13001 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13002 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13003 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13004 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13005 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13006 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13007 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13008 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13009 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13010 (DBX_REGISTER_NUMBER): Delete.
13011 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13012 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13013 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13015 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13017 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13018 * config/flat.h: New file.
13019 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13020 OBJECT_FORMAT_FLAT.
13021 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13022 indirect references for -msep-data or -mid-shared-library.
13023 Do not use PC-relative code addresses either.
13024 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13026 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13027 for shared libraries and crt1.o for executables. Use crti.o and
13029 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13030 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13031 Do not add -elf2flt or -shared-lib-id options here.
13032 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13033 Pass -shared-lib-id if -mid-shared-library, taking the library
13034 identifier from -mshared-library-id if given, otherwise
13036 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13037 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13038 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13039 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13040 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13041 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13043 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13044 jump sequence for ISA A and ISA A+.
13045 (PICJUMP): Likewise.
13047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13049 * config.gcc (m68k-*-uclinux*): Base the port on the common
13050 and m68k GNU/Linux files rather than on the generic ELF ones.
13051 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13052 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13054 2007-01-18 Julian Brown <julian@codesourcery.com>
13055 Richard Sandiford <richard@codesourcery.com>
13057 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13058 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13059 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13061 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13062 80 unconditionally.
13063 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13065 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13067 * doc/install.texi: Document m68k-uclinuxoldabi.
13068 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13069 * config/m68k/uclinux-oldabi.h: New file, copied from
13070 config/m68k/uclinux.h.
13072 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13074 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13075 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13076 (m32r_compute_frame_size): Use unsigned for regno.
13077 (m32r_reload_lr): Use gen_frame_mem.
13079 (m32r_output_function_epilogue): Don't output the function epilogue
13081 (m32r_expand_epilogue): New.
13082 (direct_return): Return false if the function has the interrupt
13084 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13085 * config/m32r/m32r.md (epilogue): New expander.
13086 (return_lr, return_rte): New insns.
13087 (return): Make it expander.
13088 (return_normal): New expander.
13090 2007-01-18 Josh Conner <jconner@apple.com>
13093 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13094 support for UNLE, UNLT, UNGE, and UNGT.
13096 2007-01-18 Jan Hubicka <jh@suse.cz>
13098 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13099 * tree-tailcall (add_virtual_phis): Likewise.
13100 (optimize_tail_call): Return TODOs.
13101 (execute_tail_calls): Return TODOs.
13102 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13103 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13105 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13106 Cleanup cfg using TODO.
13107 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13108 * passes.c (execute_function_todo): When cleanup did something, remove
13110 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13111 (make_edges): Don't cleanup_cfg.
13113 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13115 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13116 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13117 operate on the top of stack.
13118 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13119 register handling of instructions that output to the second
13121 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13122 (move_for_stack_reg): Special-case check for dead destination
13123 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13125 * config/i386/i386.md (UNSPEC_TAN): New constant.
13126 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13127 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13128 to correctly model move of constant 1.0 to top stack slot.
13129 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13130 (unnamed peephole2 pattern): Remove corresponding peephole2
13131 pattern that optimizes tan insn and loading of constant 1.0.
13132 (tanxf2): Use fptanxf4_i387.
13133 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13134 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13135 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13136 disable patterns for SSE math.
13137 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13138 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13140 2007-01-18 Dirk Mueller <dmueller@suse.de>
13141 Richard Guenther <rguenther@suse.de>
13144 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13145 * common.opt (Warray-bounds): Add new warning option.
13146 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13148 * Makefile.in: make tree-vrp.o depend on toplev.h
13149 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13151 (check_array_refs, check_array_bounds, check_array_ref): New.
13153 2007-01-18 Jan Hubicka <jh@suse.cz>
13155 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13156 (execute_ssa_ccp): Return flags conditionally.
13157 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13159 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13161 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13163 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13164 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13166 * Makefile.c (GTFILES): Add cfglayout.h.
13167 * gengtype.c (open_base_files): Likewise.
13168 * cfglayout.c (cfg_layout_function_footer,
13169 cfg_layout_function_header) Reindent to make gengtype happy.
13170 * cfglayout.h (cfg_layout_function_footer,
13171 cfg_layout_function_header): Add GTY(()) marker.
13173 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13175 2007-01-18 Ben Elliston <bje@au.ibm.com>
13177 * genautomata.c (write_automata): Include xstrerror output in the
13178 error message if writing the DFA description file fails.
13180 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13182 * config/mips/mips-protos.h (mips_output_external): Make it
13184 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13185 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13186 (extern_list): Likewise.
13187 (extern_head): Likewise.
13188 (TARGET_ASM_FILE_END): Likewise.
13189 (mips_file_end): Likewise.
13190 (mips_output_external): Rewritten.
13192 2007-01-18 Ben Elliston <bje@au.ibm.com>
13194 * genpreds.c (write_insn_preds_c): Only write out the function
13195 body for regclass_for_constraint if we have register constraints.
13197 2007-01-17 Tom Tromey <tromey@redhat.com>
13199 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13200 * doc/install.texi (Testing): Use sourceware.org.
13201 (Binaries): Likewise.
13202 (Specific): Likewise.
13203 * doc/contrib.texi (Contributors): Use sourceware.org.
13205 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13207 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13208 (AVR_ENHANCED): Rename to ...
13209 (AVR_HAVE_MUL): ... new.
13210 (avr_enhanced_p): Rename to ...
13211 (avr_have_mul_p): ... new.
13212 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13213 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13214 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13215 (avr_have_mul_p): ... new.
13216 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13217 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13218 'avr_enhanced_p' and 'enhanced'.
13219 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13220 AVR_HAVE_MUL instead of AVR_ENHANCED.
13221 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13222 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13223 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13224 instead of AVR_ENHANCED.
13225 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13226 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13227 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13229 2007-01-17 Ian Lance Taylor <iant@google.com>
13231 * vec.h (VEC_reserve_exact): Define.
13232 (vec_gc_p_reserve_exact): Declare.
13233 (vec_gc_o_reserve_exact): Declare.
13234 (vec_heap_p_reserve_exact): Declare.
13235 (vec_heap_o_reserve_exact): Declare.
13236 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13238 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13239 negative parameter.
13240 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13241 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13242 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13243 * vec.c (calculate_allocation): Add exact parameter. Change all
13245 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13246 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13247 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13248 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13249 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13250 (vec_heap_p_reserve_exact): New function.
13251 (vec_heap_o_reserve_exact): New function.
13253 2007-01-17 Jan Hubicka <jh@suse.cz>
13255 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13257 2007-01-17 Eric Christopher <echristo@apple.com>
13259 * config.gcc: Support core2 processor.
13261 2007-01-16 Jan Hubicka <jh@suse.cz>
13263 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13264 the names, just unlink the chain so we don't crash on dangling pointers
13267 2007-01-16 Jan Hubicka <jh@suse.cz>
13269 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13270 * tree-pass.h: Reorder to make IPA passes appear toegher.
13271 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13272 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13273 parameters, do not call early inliner.
13274 * ipa-inline.c: Update comments. Include tree-flow.h
13275 (cgraph_decide_inlining): Do not compute inlining parameters.
13276 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13277 be called with function context set up.
13278 (pass_ipa_inline): Remove unreachable functions before pass.
13279 (cgraph_early_inlining): Simplify assuming to be called from the
13281 (pass_early_inline): New pass.
13282 (cgraph_gate_ipa_early_inlining): New gate.
13283 (pass_ipa_early_inline): Turn into simple wrapper.
13284 (compute_inline_parameters): New function.
13285 (gate_inline_passes): New gate.
13286 (pass_inline_parameters): New pass.
13287 (apply_inline): Move here from tree-optimize.c
13288 (pass_apply_inline): New pass.
13289 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13291 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13292 doing them by hand.
13293 (tree_function_versioning): Do not allocate dummy struct function.
13294 * tree-inline.h (optimize_inline_calls): Update prototype.
13295 * tree-optimize.c (execute_fixup_cfg): Export.
13296 (pass_fixup_cfg): Remove
13297 (tree_rest_of_compilation): Do not apply inlines.
13298 * tree-flow.h (execute_fixup_cfg): Declare.
13299 * Makefile.in (gt-passes.c): New.
13300 * passes.c: Include gt-passes.h
13301 (init_optimization_passes): New passes.
13302 (nnodes, order): New static vars.
13303 (do_per_function_toporder): New function.
13304 (execute_one_pass): Dump current pass here.
13305 (execute_ipa_pass_list): Don't dump current pass here.
13307 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13309 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13310 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13312 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13314 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13315 (strong_alias): Define.
13316 (__gcc_qmul): Provide non-FMA for soft-float.
13317 (__gcc_qdiv): Same.
13322 (__gcc_qunord): New.
13332 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13333 soft-float functions.
13334 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13335 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13336 about long double soft float.
13338 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13339 Tehila Meyzels <tehila@il.ibm.com>
13341 * tree-vectorizer.h (is_pattern_stmt_p): New.
13342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13343 formatting (tabs instead of spaces). Cleanup and clarify setting
13344 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13345 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13346 (vectorizable_type_demotion): Check that types are integral.
13347 (vectorizable_type_promotion): Likewise.
13348 (vectorizable_store): Fix typo. Eliminate new-line at end of
13351 2007-01-16 Jan Hubicka <jh@suse.cz>
13353 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13356 2007-01-15 Eric Christopher <echristo@apple.com>
13358 * ifcvt.c: Include vec.h, vecprim.h.
13359 (check_cond_move_block): New argument regs.
13360 Reorganize. Add registers used to regs.
13361 (cond_move_process_if_block): Use regs set above as
13364 2007-01-15 Eric Christopher <echristo@apple.com>
13366 * config/darwin.h: Update copyright.
13367 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13368 (LINK_COMMAND_SPEC): Add -u.
13369 (LINK_SPEC): Fix umbrella for above.
13371 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13373 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13376 2007-01-15 Tom Tromey <tromey@redhat.com>
13378 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13379 * doc/install.texi (Testing): Don't mention jacks.
13380 (Configuration): Document --enable-java-maintainer-mode. Move
13381 --with-java-home to libgcj-specific section. Document
13383 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13385 2007-01-15 Jan Hubicka <jh@suse.cz>
13387 * tree-ssa-dce.c (DCE_TODOs): New.
13388 (propagate_necessity): Return if something changed.
13389 (eliminate_unnecessary_stmts): Likewise.
13390 (perform_tree_ssa_dce): Return TODO flags when needed.
13391 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13393 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13395 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13396 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13397 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13398 patterns using X87MODEF12 mode macro. Extend operand 1
13399 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13400 (log10<mode>2): Ditto.
13401 (log2<mode>2): Ditto.
13402 (log1p<mode>2): Ditto.
13403 (logb<mode>2): Ditto.
13404 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13405 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13406 (*fxtractxf3_i387): Rename from *fxtractxf3.
13407 (fxtract_extend<mode>xf3_i387): New insn pattern.
13408 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13409 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13410 and gen_fyl2xxf3_i387().
13412 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13414 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13415 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13416 get_loop_exit_edges. Changed return type to bool.
13417 * cfgloop.h (fix_loop_placement): Declaration removed.
13419 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13421 * param.h (MIN_VECT_LOOP_BOUND): New.
13422 * params.def (MIN_VECT_LOOP_BOUND): New.
13423 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13424 argument - minimum threshold for number of iterations.
13425 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13426 argument to declaration.
13427 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13428 MIN_VECT_LOOP_BOUND.
13429 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13430 slpeel_tree_peel_loop_to_edge with additional argument.
13431 (vect_do_peeling_for_alignment): Likewise.
13432 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13434 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13437 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13438 operands of size 1.
13440 2007-01-14 Jan Hubicka <jh@suse.cz>
13442 * tree-dfa.c (remove_referenced_var): New function.
13443 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13444 prune referenced vars list too.
13445 * tree-flow.h (remove_referenced_var): Declare.
13447 2007-01-14 Jan Hubicka <jh@suse.cz>
13449 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13451 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13452 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13453 * except.h (verify_eh_throw_table_statements): Kill prototype.
13454 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13455 into call exrepssions.
13456 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13458 * tree-cfg.c: Include pointer-set.h.
13459 (verify_node_sharing): Work on pointer set.
13460 (verify_eh_throw_stmt_node): New.
13461 (verify_stmts): Use pointers sets, verify throw_stmt.
13463 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13465 * ipa-reference.c (analyze_function): Consider also addresses taken
13468 2007-01-12 Roger Sayle <roger@eyesopen.com>
13470 * c-typeck.c (null_pointer_constant_p): Replace use of
13471 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13472 (build_c_cast): Likewise.
13474 2007-01-12 Roger Sayle <roger@eyesopen.com>
13476 * tree.h (force_fit_type_double): Remove unused final argument.
13477 * c-common.c (constant_expression_warning): Replace use of
13478 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13479 (convert_and_check): Likewise.
13480 (shorten_compare): Update call to force_fit_type_double.
13481 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13482 * convert.c (convert_to_pointer): Update call to
13483 force_fit_type_double.
13484 * fold-const.c (force_fit_type_double): Remove overflowed_const
13486 (int_const_binop, fold_convert_const_int_from_int,
13487 fold_convert_const_int_from_real, fold_div_compare,
13488 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13489 fold_abs_const, fold_not_const): Remove the final argument from
13490 calls to force_fit_type_double.
13492 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13494 * configure.ac: Set insn to "nop" for spu-*-* also.
13495 * configure: Regenerate.
13497 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13499 * builtins.def : Add BUILT_IN_FREE.
13501 2007-01-12 Jan Hubicka <jh@suse.cz>
13503 PR tree-optimization/30443
13504 * tree-inline.c (tree_function_versioning): Do not optimize when
13505 cloning for inlining.
13507 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13509 * doc/loop.texi: Document recording of loop exits.
13510 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13511 (update_single_exits_after_duplication,
13512 update_single_exit_for_duplicated_loop,
13513 update_single_exit_for_duplicated_loops): Removed.
13514 (duplicate_loop_to_header_edge): Do not call
13515 update_single_exits_after_duplication and
13516 update_single_exit_for_duplicated_loops.
13517 (loop_version): Do not update single_exit information.
13518 (fix_loop_structure): Use record_loop_exits instead of
13519 mark_single_exit_loops.
13520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13521 the lists of loop exits.
13522 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13523 split_edge, merge_blocks): Update the lists of loop exits.
13524 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13525 loop_optimizer_init.
13526 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13527 of mark_single_exit_loops.
13528 (loop_optimizer_finalize): Call release_recorded_exits.
13529 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13530 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13531 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13532 update single exit information.
13533 * lambda-code.c (perfect_nestify): Ditto.
13534 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13535 (mark_single_exit_loops): Removed.
13536 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13537 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13538 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13540 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13541 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13542 (verify_loop_structure): Verify consistency of the exit lists.
13543 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13544 (set_single_exit): Removed.
13545 * cfgloop.h (struct loop_exit): New function.
13546 (struct loop): single_exit_ field replaced by exits field.
13547 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13548 (struct loops): Added exits hash.
13549 (mark_single_exit_loops, set_single_exit): Declaration removed.
13550 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13552 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13554 * doc/invoke.texi: Avoid use of @headitem.
13556 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13558 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13560 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13562 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13565 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13566 Richard Sandiford <richard@codesourcery.com>
13568 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13569 * config/m68k/m68k.opt: Resort options.
13570 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13572 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13573 Richard Sandiford <richard@codesourcery.com>
13575 * doc/invoke.texi: Document the macros that are defined by
13576 m68k's -mtune and -mhard-float options.
13577 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13578 (m68k_cpp_cpu_family): Likewise.
13579 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13580 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13581 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13582 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13583 (m68k_cpp_cpu_family): Likewise.
13585 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13587 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13588 macros besides mc68000 as tuning macros. Use a switch statement
13589 to set them and mcpu32.
13591 2007-01-12 Julian Brown <julian@codesourcery.com>
13593 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13594 (TARGET_68040_ONLY): Rename to...
13595 (TARGET_68040): ...this.
13596 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13597 * config/m68k/m68k.md: Likewise.
13599 2007-01-12 Julian Brown <julian@codesourcery.com>
13600 Nathan Sidwell <nathan@codesourcery.com>
13601 Richard Sandiford <richard@codesourcery.com>
13603 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13604 the -mcpu= argument associated with the --with-cpu setting.
13605 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13606 if different from the one implied by the -mcpu setting.
13607 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13608 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13609 * doc/invoke.texi: Mention ColdFire in the introduction to the
13610 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13611 -mno-div and -mhard-float options. Make -m68881 a synonym for
13612 -mhard-float. Document the previously-undocumented -m5206e,
13613 -m528x, -m5307 and -m5407 options. Tweak the existing option
13614 documentation for consistency.
13615 * doc/install.texi: Mention new --with-cpu arguments.
13616 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13617 default CPU if neither -mcpu nor -march are specified.
13618 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13619 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13620 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13621 using m68k_tune to decide between families that implement the
13622 same ISA. Use m68k_tune to set __mcfv4e__.
13623 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13624 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13625 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13626 (FL_ISA_C, FL_ISA_MMU): New macros.
13627 (MASK_COLDFIRE): Delete.
13628 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13629 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13630 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13631 (TARGET_HARD_FLOAT): Do not define here.
13632 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13633 (TUNE_68000): New macro.
13634 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13635 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13636 (TUNE_CFV2): Redefine in terms of m68k_tune.
13637 (uarch_type, target_device, fpu_type): New enums.
13638 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13639 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13640 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13641 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13642 (FL_FOR_isa_c): New macros.
13643 (m68k_isa): New enum.
13644 (m68k_target_selection): New structure.
13645 (all_devices, all_isas, all_microarchs): New tables.
13646 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13647 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13648 (MASK_ALL_CPU_BITS): Delete.
13649 (m68k_find_selection): New function.
13650 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13651 Map the legacy target options to a combination of the new ones.
13652 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13653 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13654 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13656 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13657 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13659 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13660 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13661 * config/m68k/m68k-devices.def: New file.
13663 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13664 Nathan Sidwell <nathan@codesourcery.com>
13666 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13667 (SUBTARGET_EXTRA_SPECS): New macros.
13668 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13669 use %(asm_cpu_spec) instead.
13670 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13671 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13672 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13673 (EXTRA_SPECS): Rename to...
13674 (SUBTARGET_EXTRA_SPECS): ...this.
13676 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13677 Richard Sandiford <richard@codesourcery.com>
13678 Julian Brown <julian@codesourcery.com>
13680 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13681 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13682 to the configuration's default CPU.
13683 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13684 Remove default masks.
13685 (m680[012]0-*-*): Set the default with_cpu to the first part of
13687 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13688 (m68k*-*-linux): Extend the --with-cpu handling to...
13689 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13690 and m68010. Don't set target_cpu_default2.
13691 * doc/install.texi: Document --with-cpu for m68k.
13692 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13693 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13694 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13695 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13696 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13697 (ASM_SPEC): Remove use of %(asm_cpu_default).
13698 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13699 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13700 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13701 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13702 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13703 (TARGET_DEFAULT): Delete.
13704 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13705 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13706 (CPP_CPU_SPEC): Delete.
13707 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13708 the appropriate string.
13709 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13710 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13711 (ASM_SPEC): Don't use %(asm_default_spec).
13712 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13713 TARGET_DEFAULT and add MASK_68881.
13714 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13716 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13718 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13719 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13720 MASK_68010 alongside MASK_68020.
13721 * doc/invoke.texi: Document -m68010.
13722 * config/m68k/m68k.opt (m68010): New.
13723 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13725 (TUNE_68010): New macro.
13726 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13727 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13728 (M68K_CPU_m68332): Add MASK_68010.
13729 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13730 fallback definition.
13731 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13733 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13734 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13735 to all entries that use MASK_68020.
13736 (output_move_simode_const, output_move_himode, output_move_qimode)
13737 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13738 instead of TARGET_68020 to select clr behavior. Remove comment
13739 about there being no TARGET_68010.
13740 * config/m68k/m68k.md: Likewise throughout.
13742 2007-01-12 Julian Brown <julian@codesourcery.com>
13744 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13745 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13746 * config/m68k/m68k.md: Likewise.
13748 2007-01-12 Julian Brown <julian@codesourcery.com>
13750 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13751 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13753 2007-01-12 Julian Brown <julian@codesourcery.com>
13755 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13756 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13757 * config/m68k/m68k.md: Likewise.
13759 2007-01-12 Julian Brown <julian@codesourcery.com>
13760 Richard Sandiford <richard@codesourcery.com>
13762 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13763 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13764 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13766 (TARGET_CPU32): Rename to...
13767 (TUNE_CPU32): ...this.
13768 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13769 (TUNE_CFV2): New macros.
13770 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13771 remove conditions that are implied by TARGET_68020.
13772 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13773 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13774 (m68k_output_function_epilogue): Likewise.
13775 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13776 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13777 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13778 non-68000 timings. Refactor multiplication and division costs.
13779 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13780 TUNE_CPU32 instead of TARGET_CPU32.
13781 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13782 and TUNE_68060 instead of TARGET_68060.
13783 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13784 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13786 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13787 && !TARGET_COLDFIRE" to choose between moveq and clr.
13788 Likewise in the unnamed movsf pattern.
13789 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13790 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13793 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13795 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13796 of tabbing before backslashes.
13798 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13800 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13801 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13802 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13804 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13806 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13807 find_interesting_uses_cond.
13808 (find_interesting_uses_cond): Use extract_cond_operands.
13809 (rewrite_use_compare): Use extract_cond_operands and
13810 force_gimple_operand_bsi. Do not call update_stmt.
13811 (determine_use_iv_cost_condition): Use extract_cond_operands.
13812 Return cheaper of using original bound and changing the exit bound.
13814 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13816 PR tree-optimization/29516
13817 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13818 most_expensive_mult_to_index, addr_to_parts,
13819 create_mem_ref, maybe_fold_tmr): Make the type of
13820 fields of TARGET_MEM_REF sizetype.
13821 (move_fixed_address_to_symbol, move_pointer_to_base):
13823 * tree.def (TARGET_MEM_REF): Add comment on types of
13826 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13828 * c-common.c (vector_types_convertible_p): Treat opaque types as
13829 always convertible if they have the same size, but not otherwise.
13831 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13833 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13834 Remove the b_unconditional field.
13835 (noce_try_sign_mask): Do not look at b_unconditional.
13836 (noce_process_if_block): Do not use merge_if_blocks. Update
13837 the CFG here. Do not set b_unconditional.
13838 (cond_move_process_if_block): Likewise.
13839 (find_cond_trap): Likewise.
13840 (check_cond_move_block): Require simple jump insns at the end
13841 of the basic block.
13843 2007-01-11 Jan Hubicka <jh@suse.cz>
13845 PR tree-optimization/1046
13846 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13847 when alias info is not ready.
13848 (pass_tail_recursion): Do not require aliasing.
13849 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13850 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13851 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13852 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13853 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13854 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13855 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13857 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13858 When aliasing is not build, mark statement as volatile.
13860 2007-01-11 Tom Tromey <tromey@redhat.com>
13862 PR preprocessor/15185, PR preprocessor/20989:
13863 * doc/cppopts.texi <-MT>: Update description of algorithm for
13864 computing default target.
13865 <-M, -MD>: Reword "basename" text.
13867 2007-01-11 Roger Sayle <roger@eyesopen.com>
13869 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13870 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13871 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13872 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13873 fold_builtin_bswap, real_constp, fold_builtin_pow,
13874 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13875 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13876 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13877 * convert.c (convert_to_pointer): Likewise.
13878 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13879 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13880 const_binop, fold_convert_const_int_from_int,
13881 fold_convert_const_int_from_real,
13882 fold_convert_const_real_from_real, sign_bit_p,
13883 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13884 fold_sign_changed_comparison, fold_unary, fold_comparison,
13885 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13886 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13887 * print-tree.c (print_node_brief, print_node): Likewise.
13888 * stor-layout.c (place_field, layout_type): Likewise.
13889 * tree-chrec.c (keep_cast): Likewise.
13890 * tree.c (build_vector, build_real, build_real_from_int_cst,
13891 build_complex): Likewise.
13893 2007-01-11 Roger Sayle <roger@eyesopen.com>
13895 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13896 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13898 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13900 * configure.ac (strict1_warn): Rename to strict_warn.
13901 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13902 cc_set_by_configure, quoted_cc_set_by_configure,
13903 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13904 all_boot_languages, all_stagestuff): Remove.
13905 (target_list): Remove bootstrap targets.
13906 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13907 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13908 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13909 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13910 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13911 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13912 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13913 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13914 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13915 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13916 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13917 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13918 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13919 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13920 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13921 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13922 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13923 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13924 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13925 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13926 (mostlyclean): Adjust.
13927 (clean, distclean): Don't mention bootstrap stuff.
13928 * configure: Regenerate.
13929 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13930 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13931 treelang/config-lang.in (stagestuff): Remove.
13932 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13933 stageprofile, stagefeedback, stagestuff): Remove mention.
13935 2007-01-11 Nick Clifton <nickc@redhat.com>
13937 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13939 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13940 (mcore_arith_K_S_operand): Run the test for the S constraint not
13941 the test for the M constraint.
13942 (mcore_addsub_operand): Do not accept integer values that are
13943 larger than 32 bits.
13944 * config/mcore/mcore.md: Remove unused constraints from split.
13945 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13946 (addsi3): Likewise.
13947 (allocate_stack): Likewise.
13948 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13949 operands to 32 bits.
13950 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13952 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13953 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13954 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13955 mcore_output_bclri, mcore_output_andn, output_inline_const,
13956 mcore_output_move, mcore_output_movedouble): Likewise.
13957 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13958 (output_inline_const): Likewise.
13959 (output_inline_const): Fix format strings used in sprintf
13961 * config/mcore/mcore-protos.h: Update prototypes for changed
13962 functions in mcore.c.
13963 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13964 HOST_WIDE_INT and not int.
13965 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13966 CONST_OK_FOR_N): Likewise.
13967 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13968 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13971 2007-01-10 Jan Hubicka <jh@suse.cz>
13973 * tree-vrp.c (remove_range_assertions): Release defs.
13974 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13975 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13977 2007-01-10 Paul Brook <paul@codesourcery.com>
13979 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13980 * config/arm/arm.md (mulsi3subsi): New insn.
13982 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13984 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13985 (tree_transform_and_unroll_loop): New.
13986 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13989 2007-01-10 Robert Kennedy <jimbob@google.com>
13991 * fold-const.c (fold_comparison): Fold comparisons like (x *
13992 1000 < 0) to (x < 0).
13994 2007-01-10 Ian Lance Taylor <iant@google.com>
13996 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13997 operands have the same priority.
13999 2007-01-10 Tom Tromey <tromey@redhat.com>
14001 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14002 (fold_binary): Likewise.
14003 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14004 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14005 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14006 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14007 * langhooks.h (struct lang_hooks): Removed field
14008 'can_use_bit_fields_p'.
14010 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14012 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14014 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14016 * function.c (get_last_funcdef_no): New function.
14017 * function.h (get_last_funcdef_no): Declare.
14018 * tree-inline.c (initialize_cfun): Add initialization.
14019 (tree_function_versioning): Cleanup.
14021 2007-01-10 Jan Hubicka <jh@suse.cz>
14023 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14026 2007-01-10 Sa Liu <saliu@de.ibm.com>
14027 Ben Elliston <bje@au.ibm.com>
14029 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14030 for SAVE_NONLOCAL and Pmode for any other save level.
14031 * spu-protos.h (spu_restore_stack_block): Declare.
14032 * spu.md (save_stack_block): Remove.
14033 (restore_stack_block): Call spu_restore_stack_block.
14034 * spu.c (spu_restore_stack_block): New function.
14035 (spu_expand_epilogue): Remove old comment.
14037 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14039 PR tree-optimization/30322
14040 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14041 (cand_value_at): Return the value as aff_tree.
14042 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14043 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14044 aff_combination_mult): New functions.
14045 (aff_combination_add): Use aff_combination_add_cst.
14046 (aff_combination_convert): Allow conversions to a wider type.
14047 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14048 * tree-affine.h (aff_combination_mult): Declare.
14050 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14052 * doc/tm.texi: Update documentation to reflect reality of exec
14053 and start file search behaviours. Update copyright year.
14054 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14055 header file directories.
14057 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14059 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14060 (*cosxf2): Rename to cosxf2_i387.
14061 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14062 using X87MODEF12 mode macro. Rename patterns to
14063 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14065 (*cosdf2, *cossf2): Ditto.
14066 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14067 to match extended input operands.
14068 (sincos<mode>3): New expander.
14069 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14070 insn patterns and corresponding splitters.
14072 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14074 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14075 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14077 2007-01-09 Nicolas Pitre <nico@cam.org>
14080 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14082 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14084 * target.h (struct gcc_target): New field library_rtti_comdat.
14085 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14086 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14087 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14088 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14090 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14092 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14094 2007-01-08 Richard Guenther <rguenther@suse.de>
14096 * tree.h (force_fit_type_double): Export.
14097 (force_fit_type): Remove.
14098 * fold-const.c (force_fit_type_double): New function.
14099 (force_fit_type): Remove.
14100 (int_const_binop): Use it.
14101 (fold_convert_const_int_from_int): Likewise.
14102 (fold_convert_const_int_from_real): Likewise.
14103 (fold_div_compare): Likewise.
14104 (fold_sign_changed_comparison): Likewise.
14105 (fold_unary): Likewise.
14106 (fold_negate_const): Likewise.
14107 (fold_abs_const): Likewise.
14108 (fold_not_const): Likewise.
14109 * c-common.c (shorten_compare): Use force_fit_type_double.
14110 * convert.c (convert_to_pointer): Likewise.
14112 2007-01-08 Richard Guenther <rguenther@suse.de>
14114 * tree.h (build_int_cst_wide_type): Export.
14115 * tree.c (build_int_cst_wide_type): New function.
14116 (build_int_cst_wide): Fix comment.
14117 * builtins.c (fold_builtin_object_size): Use build_int_cst
14118 to build -1 or 0 of the correct type. Use fit_double_type
14119 to check for overflow.
14120 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14122 (decode_field_reference): Likewise.
14123 (all_ones_mask_p): Likewise.
14124 (native_interpret_int): Use build_int_cst_wide_type.
14125 (fold_binary): Use build_int_cst_type to build an all-ones
14127 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14129 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14131 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14133 2007-01-09 Ben Elliston <bje@au.ibm.com>
14135 * genautomata.c (STATS_OPTION): New option.
14136 (stats_flag): New flag.
14137 (gen_automata_option): Handle it.
14138 (initiate_automaton_gen): Ditto.
14139 (write_automata): Output statistics only if stats_flag is
14140 set. Likewise, output time statistics only if time_flag is set.
14141 * doc/md.texi (Processor pipeline description): Document new flag.
14143 2007-01-08 Richard Guenther <rguenther@suse.de>
14145 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14146 * tree.c (build_int_cst_type): Likewise.
14147 (size_in_bytes): Don't call force_fit_type on the result.
14148 (int_fits_type_p): Use fit_double_type.
14149 * fold-const.c (fit_double_type): New function.
14150 (force_fit_type): Use it.
14151 * tree.h (fit_double_type): Export.
14153 2007-01-08 Jan Hubicka <jh@suse.cz>
14155 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14156 * ipa.c (function_and_variable_visibility): Fix return type.
14158 2007-01-08 Richard Guenther <rguenther@suse.de>
14160 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14161 of offset to build the index.
14162 * tree-pretty-print.c (dump_generic_node): Don't build negated
14163 const just for printing.
14164 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14165 * builtins.c (fold_builtin_int_roundingfn): Check if result
14166 fits the type by using force_fit_type and comparing the result.
14167 * predict.c (predict_loops): Use compare_tree_int for comparison.
14168 * tree.c (build_int_cst): Fall back to integer_type_node for
14170 (build_int_cst_wide): Assert type is non-null.
14172 2007-01-08 Roberto Costa <roberto.costa@st.com>
14174 * tree-vrp.c (extract_range_from_cond_expr): New.
14175 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14176 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14178 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14179 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14180 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14181 used as expressions.
14182 * tree-object-size.c (cond_expr_object_size): New.
14183 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14185 2007-01-08 Jan Hubicka <jh@suse.cz>
14187 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14188 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14191 2007-01-08 Richard Guenther <rguenther@suse.de>
14193 PR tree-optimization/23603
14194 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14195 (extract_range_from_binary): Fall back to truthvalue instead of
14196 varying for TRUTH_*_EXPR.
14197 (extract_range_from_comparison): Fall back to truthvalue instead of
14199 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14200 if all visited PHI values were constant.
14202 2007-01-08 Jan Hubicka <jh@suse.cz>
14204 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14205 (cgraph_analyze_function): break out from ...
14206 (cgraph_finalize_compilation_unit): ... here.
14207 (cgraph_expand_function): Remove forgoten commented out line.
14208 (cgraph_optimize): Analyze functions.
14210 2007-01-08 Jan Hubicka <jh@suse.cz>
14212 * tree-pas.h (TODO_remove_function): New flag.
14213 (TODO_update*): Renumber.
14214 (pass_ipa_increase_alignment,
14215 pass_ipa_function_and_variable_visibility): New passes.
14216 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14217 (cgraph_function_and_variable_visibility): Move to ipa.c
14218 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14219 cgraph_increase_alignment.
14220 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14221 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14222 calling tree-inline.
14223 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14224 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14225 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14226 (gate_increase_alignment): New function.
14227 (pass_ipa_increase_alignment): New pass.
14228 * ipa.c: Inline tree-pass.h and timevar.h
14229 (function_and_variable_visibility): Move here from cgraphunit.c
14230 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14231 * passes.c (init_optimization_passes): Add the two new passes.
14232 (execute_todo): Handle cgraph_remove_functions.
14234 2007-01-08 Nick Clifton <nickc@redhat.com>
14236 * config/frv/predicates.md (reg_or_0_operand): Accept
14239 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14241 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14242 * config.gcc: Add bfin*-rtems*.
14244 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14246 * c.opt: Add -flax-vector-conversions.
14247 * c-typeck.c (convert_for_assignment): Pass flag to
14248 vector_types_convertible_p to allow emission of note.
14249 (digest_init): Likewise.
14250 * c-opts.c: Handle -flax-vector-conversions.
14251 * c-common.c (flag_lax_vector_conversions): New.
14252 (vector_types_convertible_p): Unless -flax-vector conversions
14253 has been passed, disallow conversions between vectors with
14254 differing numbers of subparts and/or element types. If such
14255 a conversion is disallowed, possibly emit a note on the first
14256 occasion only to inform the user of -flax-vector-conversions.
14257 The new last argument specifies this.
14258 * c-common.h (flag_lax_vector_conversions): New.
14259 (vector_types_convertible_p): Add extra argument.
14260 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14261 char_type_node for V*QI type vectors.
14262 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14263 Update to satisfy new typechecking rules.
14264 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14265 C and C++ variants.
14266 * doc/invoke.texi (C Dialect Options): Document
14267 -flax-vector-conversions.
14269 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14271 PR tree-optimization/29877
14272 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14273 a register variable on the RHS to not be replaceable.
14275 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14276 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14277 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14278 const_simm15, const_pow2, const_npow2): Added.
14279 * config/score/misc.md (insv, extv, extzv, movmemsi,
14280 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14281 * config/score/score.c (score_address_cost, score_select_cc_mode):
14283 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14284 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14285 Update score_print_operand.
14286 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14287 Adjust register allocate order and update some macro define.
14288 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14289 mdx_block_move_straight, mdx_block_move_loop_head,
14290 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14291 mdx_block_move): Added.
14292 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14293 mdp_limm): Updated and fix some bug and typo.
14294 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14295 (movsf, movdf, doloop_end): Added.
14297 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14299 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14300 config/arm/thumb2.md: Fix comment typos.
14301 * doc/extend.texi: Fix a typo.
14303 2007-01-07 Eric Christopher <echristo@apple.com>
14305 * configure.ac: Check for __stack_chk_fail for darwin.
14306 * configure: Regenerate.
14308 2007-01-07 Richard Guenther <rguenther@suse.de>
14310 * tree-vrp.c (extract_range_from_assert): CSE calls to
14311 compare_values where possible.
14312 (extract_range_from_unary_expr): Likewise.
14314 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14316 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14317 * config/avr/avr.c (call_insn_operand): Delete function.
14318 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14319 instead of register number. Use predicates.
14320 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14321 call_insn_operand): Add.
14323 2007-01-06 Jan Hubicka <jh@suse.cz>
14325 * tree-pass.h (pass_build_cgraph_edges): Declare.
14326 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14327 (visited_nodes): Remove.
14328 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14329 build_cgrpah_edges; make visited_nodes local.
14330 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14331 (record_references_in_initializer): Move to cgraphbuild.c
14332 (initialize_inline_failed, rebuild_cgraph_edges,
14333 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14334 (verify_cgraph_node): Make visited_nodes local.
14335 (cgraph_analyze_function): Do not call cgraph_create_edges and
14336 initialize_inline_failed.
14337 (cgraph_expand_function): Do not call cgraph_lower_function;
14338 assert that function is already lowered.
14339 * Makefile.in (cgraphbuild.o): New.
14340 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14341 at the end of lowering passes.
14343 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14345 * ifcvt.c (cond_move_convert_if_block): New function, code
14346 factored out from...
14347 (cond_move_process_if_block): ...here. Call the new function
14348 on the THEN and ELSE blocks.
14349 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14350 already takes care of this.
14352 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14355 * tree.h (TREE_OVERFLOW_P): New.
14356 * c-typeck.c (parser_build_unary_op): Warn only if result
14357 overflowed and operands did not.
14358 (parser_build_binary_op): Likewise.
14359 (convert_for_assignment): Remove redundant overflow_warning.
14360 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14362 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14364 * c-typeck.c (store_init_value): Split over two lines to follow
14365 the GNU coding style.
14367 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14369 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14370 __GXX_EXPERIMENTAL_CXX0X__.
14371 * doc/cpp.texi: Same.
14373 2007-01-05 Richard Guenther <rguenther@suse.de>
14375 PR middle-end/27826
14376 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14377 with mismatched types. Instead explicitly build a
14378 conversion NOP_EXPR.
14380 2007-01-05 Ian Lance Taylor <iant@google.com>
14382 * c-common.c (decl_with_nonnull_addr_p): New function.
14383 (c_common_truthvalue_conversion): Call it.
14384 * c-typeck.c (build_binary_op): Likewise.
14385 * c-common.h (decl_with_nonnull_addr_p): Declare.
14387 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14390 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14393 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14395 * doc/install.texi (Final install): Document the fact that
14396 the GNAT runtime should not be stripped.
14398 2007-01-04 Jan Hubicka <jh@suse.cz>
14400 * tree-inline.c (fold_marked_statements): Update operand caches
14401 and EH after folding
14403 2007-01-04 Ian Lance Taylor <iant@google.com>
14405 * c-common.c (check_function_nonnull): Whitespace fix.
14407 2007-01-04 Jan Hubicka <jh@suse.cz>
14409 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14410 comitted older version of patch.
14411 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14412 function, celanup cfg and collect garbage.
14414 2007-01-04 Mike Stump <mrs@apple.com>
14416 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14419 2007-01-04 Eric Christopher <echristo@apple.com>
14421 * libgcc2.c (__bswapsi2): Use SItype.
14422 (__bswapdi2): Use DItype.
14423 * libgcc2.h: Update for above.
14425 2007-01-04 Paul Brook <paul@codesourcery.com>
14427 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14428 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14429 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14430 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14431 umulsi3_highpart): Make conditional on !arm_arch6.
14432 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14433 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14434 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14435 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14436 umulsi3_highpart_v6): New insns.
14438 2007-01-04 Roger Sayle <roger@eyesopen.com>
14440 * fold-const.c (fold_convert): When casting an expression to void,
14441 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14442 have a type. Instead of attempting to build a NOP_EXPR, return
14443 these "special" trees directly.
14445 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14447 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14448 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14449 rs6000_cost->fp not 0 as adjustment for outer NEG.
14451 2007-01-04 Jan Hubicka <jh@suse.cz>
14453 * cgraph.c (cgraph_release_function_body): New function.
14454 (cgraph_remove_node): Use it.
14455 * cgraph.h (cgraph_release_function_body): Declare.
14456 * cgraphunit.c (cgraph_expand_function): Use it.
14457 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14458 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14459 is initialized and while compilation of other function is running.
14460 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14461 statement CFG annotations from here to ...
14462 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14464 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14466 * cfgloop.h (enum li_flags): Make the constants powers of two.
14468 2007-01-04 Jan Hubicka <jh@suse.cz>
14470 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14472 (fold_marked_statements): New function.
14473 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14474 * tree-inline.h (copy_body_data): Add statements_to_fold.
14476 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14478 * config.gcc: Mention libgcc/config.host.
14479 * Makefile.in: Update comments mentioning libgcc.
14480 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14481 (all.cross, start.encap, rest.encap, rest.cross): Update
14482 dependencies for libgcc move.
14483 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14484 (clean-target, clean-target-libgcc): Delete.
14485 (srcdirify, GCC_EXTRA_PARTS): New macros.
14486 (libgcc-support, libgcc.mvars): New rules.
14487 (distclean): Remove mention of mklibgcc.
14488 (install): Don't reference INSTALL_LIBGCC.
14489 (install-common): Don't reference EXTRA_PARTS.
14490 (install-libgcc, install-multilib): Delete rules.
14491 * mklibgcc.in: Delete file.
14492 * doc/configfiles.texi: Don't mention mklibgcc.
14494 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14495 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14496 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14497 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14498 (mklibgcc, ldblspecs): Likewise.
14500 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14501 (posixpre.def): Use $(T).
14502 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14503 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14504 (SHLIB_LINK): Make dummy.
14505 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14507 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14509 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14510 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14511 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14512 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14514 * configure.ac (all_outputs): Remove mklibgcc.
14515 * configure: Regenerated.
14517 2007-01-03 Josh Conner <jconner@apple.com>
14519 PR middle-end/29683
14520 * calls.c (compute_argument_addresses): Set stack and stack_slot
14521 for partial args, too.
14522 (store_one_arg): Use locate.size.constant for the size when
14523 generating a save_area.
14525 2007-01-03 Robert Kennedy <jimbob@google.com>
14527 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14528 whose definitions are deleted due to basic block merging.
14530 2007-01-03 Paul Brook <paul@codesourcery.com>
14533 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14535 (use_return_insn): Return 0 for Thumb interrupt functions.
14536 (print_multi_reg): Add rfe argument for IRQ returns.
14537 (arm_output_epilogue): Pop interrupt return address directly into PC.
14538 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14540 2007-01-03 Paul Brook <paul@codesourcery.com>
14542 Merge from sourcerygxx-4_1.
14543 * config/arm/thumb2.md: New file.
14544 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14546 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14547 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14548 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14549 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14551 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14552 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14554 * config/arm/ieee754-sf.S: Ditto.
14555 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14556 (thumb1_base_register_rtx_p): ... to this.
14557 (thumb_index_register_rtx_p): Rename...
14558 (thumb1_index_register_rtx_p): ... to this.
14559 (thumb_output_function_prologue): Rename...
14560 (thumb1_output_function_prologue): ... to this.
14561 (thumb_legitimate_address_p): Rename...
14562 (thumb1_legitimate_address_p): ... to this.
14563 (thumb_rtx_costs): Rename...
14564 (thumb1_rtx_costs): ... to this.
14565 (thumb_compute_save_reg_mask): Rename...
14566 (thumb1_compute_save_reg_mask): ... to this.
14567 (thumb_final_prescan_insn): Rename...
14568 (thumb1_final_prescan_insn): ... to this.
14569 (thumb_expand_epilogue): Rename...
14570 (thumb1_expand_epilogue): ... to this.
14571 (arm_unwind_emit_stm): Rename...
14572 (arm_unwind_emit_sequence): ... to this.
14573 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14574 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14575 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14576 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14577 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14578 thumb2_output_casesi): New functions.
14579 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14580 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14581 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14582 THUMB2_WORK_REGS): Define.
14583 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14584 arm_condexec_mask, arm_condexec_masklen)): New variables.
14585 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14586 (arm_override_options): Check new CPU capabilities.
14587 Set new architecture flag variables.
14588 (arm_isr_value): Handle v7m interrupt functions.
14589 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14591 (const_ok_for_arm): Handle Thumb-2 constants.
14592 (arm_gen_constant): Ditto. Use movw when available.
14593 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14595 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14596 (thumb_find_work_register, arm_load_pic_register,
14597 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14598 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14599 print_multi_reg, output_mov_long_double_fpa_from_arm,
14600 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14601 output_mov_double_fpa_from_arm, output_move_double,
14602 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14603 output_return_instruction, arm_output_function_prologue,
14604 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14605 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14606 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14607 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14608 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14609 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14611 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14612 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14613 (arm_file_start): Output directive for unified syntax.
14614 (arm_unwind_emit_set): Handle stack alignment instruction.
14615 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14616 Add v6t2, v7, v7a, v7r and v7m.
14617 (RETLDM): Add Thumb-2 code.
14618 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14619 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14620 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14621 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14622 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14623 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14624 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14625 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14626 ADJUST_INSN_LENGTH): Define.
14627 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14628 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14629 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14630 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14631 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14632 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14633 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14634 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14635 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14636 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14637 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14638 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14639 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14640 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14641 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14642 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14643 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14645 * config/arm/arm-tune.md: Regenerate.
14646 * config/arm/arm-protos.h: Update prototypes.
14647 * config/arm/vfp.md: Enable patterns for Thumb-2.
14648 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14649 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14650 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14651 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14652 * config/arm/libunwind.S: Add Thumb-2 code.
14653 * config/arm/constraints.md: Update include Thumb-2.
14654 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14655 * config/arm/ieee754-df.S: Ditto.
14656 * config/arm/bpabi.S: Ditto.
14657 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14658 * config/arm/predicates.md (low_register_operand,
14659 low_reg_or_int_operand, thumb_16bit_operator): New.
14660 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14661 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14662 * config/arm/t-arm-elf: Add armv7 multilib.
14663 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14665 (UNSPEC_STACK_ALIGN, ce_count): New.
14666 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14667 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14669 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14670 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14671 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14672 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14673 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14674 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14676 * doc/extend.texi: Document ARMv7-M interrupt functions.
14677 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14679 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14681 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14682 (struct _Unwind_Context): Rename args_size to flags, remove
14683 signal_frame field, add a new args_size field and version field.
14684 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14685 _Unwind_IsExtendedContext): New inline functions.
14686 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14687 Assume by_value array is only present if _Unwind_IsExtendedContext.
14688 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14689 _Unwind_IsSignalFrame.
14690 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14691 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14692 (uw_init_context_1): Initialize context->flags to
14693 EXTENDED_CONTEXT_BIT.
14694 * config/rs6000/linux-unwind.h (frob_update_context): Use
14695 _Unwind_SetSignalFrame.
14697 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14699 PR middle-end/30353
14700 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14701 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14704 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14706 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14707 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14708 RET, AT_SP): Remove.
14709 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14712 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14713 * cfgbuild.c (find_basic_blocks): Likewise.
14714 * cfgrtl.c (rtl_create_basic_block): Likewise.
14715 * function.c (temp_slots_at_level): Likewise.
14716 * reg-stack.c (stack_regs_mentioned): Likewise.
14717 * regclass.c (allocate_reg_info): Likewise.
14718 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14719 set_bb_for_stmt, move_block_to_fn): Likewise.
14720 * tree-complex.c (tree_lower_complex): Likewise.
14721 * vec.h (VEC_safe_grow_cleared): New.
14723 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14725 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14727 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14728 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14730 * cfgloopmanip.c (scale_loop_frequencies): Export.
14731 (loopify): Scale the frequencies by prescribed coefficients.
14732 (set_zero_probability): New function.
14733 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14734 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14735 and frequencies according to arguments.
14736 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14738 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14739 * modulo-sched.c (sms_schedule): Set probabilities for entering
14740 versioned loop correctly.
14741 * tree-vect-transform.c (vect_transform_loop): Ditto.
14742 * cfgloop.h (loopify, loop_version): Declaration changed.
14743 (scale_loop_frequencies): Declared.
14745 2007-01-02 Jan Hubicka <jh@suse.cz>
14747 * cgraph.c: Include tree-flow.h
14748 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14749 early_local_passes.
14750 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14751 * tree-pass.h (pass_all_early_optimizations): Declare.
14752 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14753 early_local_passes.
14754 (cgraph_analyze_function): Do early_local_passes.
14755 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14756 Do not add referenced vars.
14757 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14759 (gate_all_early_local_passes): New gate.
14760 (pass_early_local_passes): Use new gate.
14761 (execute_early_local_optimizations): New functions.
14762 (gate_all_early_optimizations): New gate.
14763 (pass_all_early_optimizations): New pass.
14764 (execute_free_datastructures): Free SSA only when initialized.
14765 (gate_init_datastructures): Init only when optimizing.
14766 (tree_lowering_passes): Do early local passes when called late.
14767 * tree-profile.c (do_tree_profiling): Don't profile functions added
14769 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14770 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14772 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14773 during early_local_passes.
14774 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14777 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14779 * Makefile.in: Update copyright year.
14781 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14783 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14784 in $(lang_checks) and check-consistency targets.
14786 2007-01-02 Jan Hubicka <jh@suse.cz>
14788 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14789 Do not add referenced vars.
14790 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14792 * passes.c (init_optimization_passes): Put mudflap_2 after
14793 free_datastructures.
14795 2007-01-02 Jan Hubicka <jh@suse.cz>
14797 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14798 Set NOTHROW flag on call statements proved to be nothrow.
14799 Update statement of local calls so new pure/const functions are
14800 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14802 (tree_rest_of_compilation): Register hooks and initialize bitmap
14803 early. Do not set after_inlining flag.
14805 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14807 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14808 HOST_BITS_PER_LONGLONG
14810 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14813 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14814 warning for non-static initializers.
14816 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14818 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14819 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14820 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14821 Always use set_unique_reg_note to add REG_EQUAL notes.
14823 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14826 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14828 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14829 * cfgbuild.c (find_basic_blocks): Likewise.
14830 * cfgrtl.c (rtl_create_basic_block): Likewise.
14831 * function.c (temp_slots_at_level): Likewise.
14832 * reg-stack.c (stack_regs_mentioned): Likewise.
14833 * regclass.c (allocate_reg_info): Likewise.
14834 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14835 set_bb_for_stmt, move_block_to_fn): Likewise.
14836 * tree-complex.c (tree_lower_complex): Likewise.
14837 * vec.h (VEC_safe_grow_cleared): New.
14839 2007-01-02 Ian Lance Taylor <iant@google.com>
14841 * c-common.c (c_common_truthvalue_conversion): When warning about
14842 using an assignment as a truth value, set TREE_NO_WARNING.
14844 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14847 * c.opt (Wold-style-declaration): New.
14848 * doc/invoke.texi (C-only Warning Options): New.
14849 (Wold-style-declaration): Document it.
14850 (Wextra): Enabled by -Wextra.
14851 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14852 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14853 -Wold-style-declaration.
14855 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14857 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14858 * cfgbuild.c (find_basic_blocks): Likewise.
14859 * cfgrtl.c (rtl_create_basic_block): Likewise.
14860 * function.c (temp_slots_at_level): Likewise.
14861 * reg-stack.c (stack_regs_mentioned): Likewise.
14862 * regclass.c (allocate_reg_info): Likewise.
14863 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14864 set_bb_for_stmt, move_block_to_fn): Likewise.
14865 * tree-complex.c (tree_lower_complex): Likewise.
14866 * vec.h (VEC_safe_grow_cleared): New.
14868 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14870 * c-common.c (c_common_nodes_and_builtins): Since variants of
14871 void_type_node get built before it is given a name, we need to
14872 give those variants the name, too.
14873 (complete_array_type): We need to work with the canonical main
14874 type of the array, from which we will build the qualified version.
14875 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14876 * print-tree.c (print_node): Display canonical type information
14878 * stor-layout.c (layout_type): When we don't know the
14879 alignment of a type for which we're building an array, we end up
14880 guessing wrong, so make the type require structural equality.
14881 * tree.c (make_node_stat): When we build a new type, it is its
14882 own canonical type.
14883 (build_type_attribute_qual_variant): When building an attribute
14884 variant, its canonical type is the non-attribute variant. However,
14885 if the attributes are target-dependent and they differ, we need to
14886 use structural equality checks for this type.
14887 (build_qualified_type): A qualified type is not equivalent to its
14888 unqualified variant; set the canonical type appropriately.
14889 (build_distinct_type_copy): When building a distinct type from
14890 another type, the new type is its own canonical type.
14891 (build_variant_type_copy): When building a new type variant, we
14892 assume that it is equivalent to the original type.
14893 (build_pointer_type_for_mode): When building a pointer type, also
14894 build a canonical type pointer.
14895 (build_reference_type_for_mode): When building a reference type,
14896 also build a canonical type reference.
14897 (build_index_type): When we can't hash an index type (e.g.,
14898 because its maximum value is negative), the index type requires
14899 structural equality tests.
14900 (build_array_type): Build the canonical form of an array type.
14901 (build_function_type): Function types require structural equality,
14902 because they contain default arguments, attributes, etc.
14903 (build_method_type_directly): Ditto for method types.
14904 (build_offset_type): Build the canonical offset type.
14905 (build_complex_type): Build the canonical vector type.
14906 (make_vector_type): Build the canonical vector type.
14907 * tree.h (TYPE_CANONICAL): New.
14908 (TYPE_STRUCTURAL_EQUALITY_P): New.
14909 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14910 (struct tree_type): Added "canonical" field.
14911 * params.h (VERIFY_CANONICAL_TYPES): New.
14912 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14913 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14914 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14915 * doc/invoke.texi (verify-canonical-types): Document --param
14916 parameter for verifying canonical types.
14918 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14920 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14921 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14922 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14923 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14925 * config/rs6000/e500.h: New.
14926 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14927 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14929 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14930 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14931 TARGET_E500_DOUBLE): Remove.
14932 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14933 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14934 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14935 * config/rs6000/rs6000.c (rs6000_override_options): Use
14936 CHECK_E500_OPTIONS.
14938 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14940 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14941 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14942 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14943 rs6000_emit_cmove): Don't check TARGET_E500.
14944 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14945 sordered): Don't check TARGET_E500.
14947 2007-01-01 Eric Christopher <echristo@apple.com>
14949 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14950 HARD_REGISTER_NUM_P.
14952 2007-01-01 Roger Sayle <roger@eyesopen.com>
14954 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14955 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14956 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14959 2007-01-01 Mike Stump <mrs@apple.com>
14961 * configure.ac: Remove support for building with Apple's gcc-3.1.
14963 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14965 PR middle-end/30311
14966 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14967 REG is a hard register. Do not modify REG before calling
14969 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14970 multiple of the size of YMODE for certain lowpart cases.
14972 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14974 PR middle-end/30253
14975 * gimplify (voidify_wrapper_expr): Update for
14976 GIMPLE_MODIFY_STMT.
14978 2007-01-01 Andreas Schwab <schwab@suse.de>
14981 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14982 save of BR0 in extra_spill_size instead of spill_size.
14983 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14985 (ia64_expand_epilogue): Restore BR0 from its new location.
14987 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14989 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14990 Use a temporary variable if the left hand side is not a gimple
14993 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14995 * gimplify.c (gimplify_return_expr): Make the temporary variable
14996 for the return expression, a gimple register variable.
14998 2007-01-01 Jan Hubicka <jh@suse.cz>
15000 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15003 2007-01-01 Mike Stump <mrs@apple.com>
15005 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15007 * config/darwin.c (machopic_select_rtx_section): Use
15008 HAVE_GAS_LITERAL16.
15009 (darwin_mergeable_constant_section): Likewise.
15010 * configure: Regenerate.
15011 * config.in: Regenerate.
15013 2007-01-01 Jan Hubicka <jh@suse.cz>
15014 Andrew Pinski <pinskia@gmail.com>
15016 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15017 before starting IPA passes.