1 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3 PR tree-optimization/32194
4 * tree-predcom.c (determine_offset): Check that both references have
7 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
10 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
11 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13 Add argument to iterate_fix_dominators call.
14 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
15 * gcse.c (hoist_code): Change domby to vector.
16 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17 Add argument to iterate_fix_dominators call.
18 * loop-doloop.c (doloop_modify): Changed recount_dominator to
20 * lambda-code.c (perfect_nestify): Ditto.
21 * cfgloopanal.c: Include graphds.h.
22 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
23 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
24 (mark_irreducible_loops): Use graphds_scc. Remove argument from
26 * graphds.c: New file.
27 * graphds.h: New file.
28 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
29 (get_dominated_by, get_dominated_by_region): Change return type to
31 (verify_dominators): Recompute all dominators and compare the results.
32 (recount_dominator): Renamed to ...
33 (recompute_dominator): ... this. Do not check that the block is
35 (iterate_fix_dominators): Reimplemented.
36 (prune_bbs_to_update_dominators, root_of_dom_tree,
37 determine_dominators_for_sons): New functions.
38 * et-forest.c (et_root): New function.
39 * et-forest.h (et_root): Declare.
40 * Makefile.in (graphds.o): Add.
41 (cfgloopanal.o): Add graphds.h dependency.
42 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
43 * basic-block.h (get_dominated_by, get_dominated_by_region,
44 iterate_fix_dominators): Declaration changed.
45 (recount_dominator): Renamed to ...
46 (recompute_dominator): ... this.
47 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
48 (thread_through_all_blocks): Do not free dominance info.
50 2007-06-03 Andreas Schwab <schwab@suse.de>
52 * config/m68k/m68k.c (override_options): Don't override
54 * config/m68k/m68k-modes.def (SF, DF): Define to use
55 motorola_single_format and motorola_double_format, resp.
56 * real.c (motorola_single_format): Renamed from
57 coldfire_single_format.
58 (motorola_double_format): Renamed from coldfire_double_format.
59 (encode_ieee_extended): Generate a proper canonical NaN image
60 respecting canonical_nan_lsbs_set.
61 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
63 * real.h: Adjust declarations.
65 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
68 * config/sh/sh.md (symGOT_load): Don't schedule insns when
69 the symbol is generated with the stack protector.
71 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
73 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
74 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
76 * doc/extend.texi (interrupt): Mention m68k.
78 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
81 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
82 (ix86_expand_sse_pcmpestr): Do not check operands for
83 "register_operand", when insn operand predicate is "register_operand".
84 (ix86_expand_sse_pcmpistr): Ditto.
86 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
87 Uros Bizjak <ubizjak@gmail.com>
89 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
90 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
91 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
92 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
93 * config/i386/constraints.md ("z"): New register constraint
94 for members of SSE_FIRST_REG class.
95 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
96 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
98 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
99 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
100 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
101 (IX86_BUILTIN_PCMPESTRM128): Likewise.
102 (IX86_BUILTIN_PCMPESTRA128): Likewise.
103 (IX86_BUILTIN_PCMPESTRC128): Likewise.
104 (IX86_BUILTIN_PCMPESTRO128): Likewise.
105 (IX86_BUILTIN_PCMPESTRS128): Likewise.
106 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
107 (IX86_BUILTIN_PCMPISTRI128): Likewise.
108 (IX86_BUILTIN_PCMPISTRM128): Likewise.
109 (IX86_BUILTIN_PCMPISTRA128): Likewise.
110 (IX86_BUILTIN_PCMPISTRC128): Likewise.
111 (IX86_BUILTIN_PCMPISTRO128): Likewise.
112 (IX86_BUILTIN_PCMPISTRS128): Likewise.
113 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
114 (struct builtin_description): Change "flag" field to unsigned.
115 (bdesc_pcmpestr): New builtin description table.
116 (bdesc_pcmpistr): Likewise.
117 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
118 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
119 Initialize pcmp[ei]str[im] insns for SSE4.2.
120 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
121 (ix86_expand_sse_pcmpistr): Likewise.
122 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
123 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
124 (UNSPEC_PCMPISTR): Likewise.
125 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
126 (sse4_2_pcmpestri):New isns pattern.
127 (sse4_2_pcmpestrm): Likewise.
128 (sse4_2_pcmpestr_cconly): Likewise.
129 (sse4_2_pcmpistr): New insn patern and splitter.
130 (sse4_2_pcmpistri):New isns pattern.
131 (sse4_2_pcmpistrm): Likewise.
132 (sse4_2_pcmpistr_cconly): Likewise.
133 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
136 2007-06-01 David Daney <ddaney@avtrex.com>
138 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
139 LOADGP_ABSOLUTE and not binds_local_p.
141 2007-06-01 Geoffrey Keating <geoffk@apple.com>
143 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
145 2007-06-01 Ian Lance Taylor <iant@google.com>
147 * tree-vrp.c (compare_name_with_value): Always set
148 used_strict_overflow if we get a result from the variable itself.
150 2007-06-01 Ian Lance Taylor <iant@google.com>
152 PR rtl-optimization/31455
153 * lower-subreg.c (find_decomposable_subregs): Don't decompose
154 subregs which have a cast between modes which are not tieable.
156 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
158 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
159 breaks after return statements.
161 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
163 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
164 only after no_new_pseudos.
166 2007-05-31 Eric Christopher <echristo@apple.com>
168 * expr.c (convert_move): Assert that we don't have a BLKmode
170 (store_expr): Handle BLKmode moves by calling emit_block_move.
172 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
174 * c-typeck.c (build_indirect_ref): Include type in error message.
175 (build_binary_op): Pass types to binary_op_error.
176 * c-common.c (binary_op_error): Take two type arguments, print out
178 * c-common.h (binary_op_error): Update prototype.
180 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
182 * config/i386/i386.c: Correct coments on -mno-sse4.
184 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
186 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
187 (x86_64-*-*): Likewise.
188 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
189 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
190 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
191 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
192 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
193 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
194 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
195 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
196 (OPTION_MASK_ISA_SSE4): Likewise.
197 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
198 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
199 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
200 (override_options): Support SSE4.2.
201 (ix86_build_const_vector): Support SImode and DImode.
202 (ix86_build_signbit_mask): Likewise.
203 (ix86_expand_int_vcond): Support V2DImode.
204 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
205 (IX86_BUILTIN_CRC32HI): Likewise.
206 (IX86_BUILTIN_CRC32SI): Likewise.
207 (IX86_BUILTIN_CRC32DI): Likewise.
208 (IX86_BUILTIN_PCMPGTQ): Likewise.
209 (bdesc_crc32): Likewise.
210 (bdesc_sse_3arg): Likewise.
211 (ix86_expand_crc32): Likewise.
212 (ix86_init_mmx_sse_builtins): Support SSE4.2.
213 (ix86_expand_builtin): Likewise.
214 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
215 __SSE4_2__ for -msse4.2.
216 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
217 (CRC32MODE): Likewise.
218 (crc32modesuffix): Likewise.
219 (crc32modeconstraint): Likewise.
220 (sse4_2_crc32<mode>): Likewise.
221 (sse4_2_crc32di): Likewise.
222 * config/i386/i386.opt (msse4.2): New for SSE4.2.
224 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
225 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
226 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
227 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
228 (vcondu<mode>): Likewise.
229 * doc/extend.texi: Document SSE4.2 built-in functions.
230 * doc/invoke.texi: Document -msse4.2/-msse4.
232 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
234 PR tree-optimization/32160
235 * tree-predcom.c (predcom_tmp_var): New function. Mark created
236 variable as gimple reg.
237 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
239 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
241 * gcc.c (main): Don't consider linker options when issuing the
242 warning about a linker input file not being used.
244 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
246 * tree-vrp.c (compare_names): Initialize sop.
248 2007-05-30 Dirk Mueller <dmueller@suse.de>
250 * cgraphunit.c (cgraph_analyze_function): Remove
251 computation of inline parameters.
253 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
257 2007-05-30 Richard Sandiford <richard@codesourcery.com>
259 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
260 Add vx-common.h. Include vxworks.h between vx-common.h and
262 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
264 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
265 (TARGET_ASM_DESTRUCTOR): Likewise.
266 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
267 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
268 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
269 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
270 (VXWORKS_ENDIAN_SPEC): Define.
271 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
272 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
273 VXWORKS_* equivalents.
274 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
275 (ASM_FILE_START): Delete.
276 (TARGET_VERSION): Reformat.
277 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
278 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
279 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
280 (FPBIT, DPBIT): Define.
281 (fp-bit.c, dp-bit.c): New rules.
282 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
283 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
284 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
285 * config/arm/arm.h: Include vxworks-dummy.h.
286 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
287 Mark with ATTRIBUTE_UNUSED.
288 (arm_override_options): Do not allow VxWorks RTP PIC to be used
289 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
290 make it incompatible with -msingle-pic-base.
291 (arm_function_ok_for_sibcall): Return false for calls that might
292 go through a VxWorks PIC PLT entry.
293 (require_pic_register): New function, split out from...
294 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
296 (arm_load_pic_register): Handle the VxWorks RTP initialization
297 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
298 (arm_emit_call_insn): New function.
299 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
300 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
301 (pic_offset_arm): New pattern.
302 (call, call_value): Use arm_emit_call_insn.
303 (call_internal, call_value_internal): New expanders.
304 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
305 VxWorks unless __PIC__.
307 2007-05-30 Eric Christopher <echristo@gmail.com>
309 * genrecog.c: Include regs.h in generated file.
310 * genemit.c: Ditto. Fix up formatting.
311 * config/mn10300/constraints.md: New.
312 * config/mn10300/mn10300.md: Include.
313 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
314 Fix up for removed macro.
315 * config/mn10300/predicates.md (call_address_operand): Ditto.
316 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
317 (CONST_OK_FOR_I): Ditto.
318 (CONST_OK_FOR_J): Ditto.
319 (CONST_OK_FOR_K): Ditto.
320 (CONST_OK_FOR_L): Ditto.
321 (CONST_OK_FOR_M): Ditto.
322 (CONST_OK_FOR_N): Ditto.
323 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
327 (EXTRA_CONSTRAINT): Ditto.
329 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
333 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
334 OPTION_MASK_ISA_64BIT.
335 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
337 2007-05-30 Richard Guenther <rguenther@suse.de>
340 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
341 types for comparison.
342 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
343 with original typed arguments.
344 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
346 2007-05-30 Jakub Jelinek <jakub@redhat.com>
348 PR tree-optimization/31769
349 * except.c (duplicate_eh_regions): Clear prev_try if
350 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
352 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
354 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
355 * tree-ssa-sink.c (statement_sink_location): Return basic block and
356 bsi of the location where statements should be inserted.
357 (sink_code_in_bb): Take bsi from statement_sink_location.
358 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
359 instead of bsi_start.
360 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
362 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
363 (bsi_move_before): Document inconsistency with bsi_move_after.
364 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
366 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
368 * config/i386/i386.h (TARGET_ABM): New define.
369 (TARGET_POPCNT): Ditto.
370 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
371 New temporary defines to redefine from OPTION_ISA_* defines.
372 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
373 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
374 (ix86_isa_flags): New extern int declaration.
375 (TARGET_SUBTARGET_DEFAULT): New define.
376 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
377 (TARGET_SUBTARGET32_DEFAULT): Ditto.
378 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
379 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
380 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
381 * config/i386/darwin.h: Change TARGET_64BIT define to
384 * config/i386/i386.opt (m3dnowa): Define as undocumented option
385 using existing "ix86_isa_flags" varible.
386 (m32, m64): Use existing "ix86_isa_flags" variable.
387 (mmmx, m3dnow): Ditto.
388 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
389 (mabm): Define as non-negative option using "x86_abm" variable.
390 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
392 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
393 Rewrite feature test bitmap.
394 (ix86_isa_flags): New initialized global int varible.
395 (ix86_isa_flags_explicit): New static int variable.
396 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
397 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
398 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
399 target_flags_explicit.
400 (override_options): Remove "target_enable" and "target_disable" fields
401 from "struct ptt". Update processor_target_table accordingly. Remove
402 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
403 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
404 "target_flags" and "ix86_isa_flags_explicit" instead of
405 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
406 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
407 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
408 to true when either of PTA_POPCNT or PTA_ABM is set in
409 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
410 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
411 processor_alias_table flags entry. Remove handling of
412 "target_enable" and "target_disable" fields of processor_target_table.
413 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
414 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
415 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
416 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
417 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
419 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
421 2007-05-29 David Daney <ddaney@avtrex.com>
424 * config/mips/mips.c (mips_output_mi_thunk): Emit
425 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
427 2007-05-29 Hui-May Chang <hm.chang@apple.com>
428 * config/i386/i386.c (ix86_function_regparm): Added checking of
429 ix86_force_align_arg_pointer to determine the number of
432 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
434 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
435 (SET_DR_MISALIGNMENT): New.
436 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
437 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
438 Use SET_DR_MISALIGNMENT.
439 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
441 * tree-data-ref.c (create_data_ref, compute_all_dependences,
442 find_loop_nest): Export.
443 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
444 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
445 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
446 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
448 (struct mem_ref): Add field reuse_distance.
449 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
450 Initialize reuse_distance field.
451 (issue_prefetch_ref): Select temporality of prefetch according to
453 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
454 self_reuse_distance, determine_loop_nest_reuse): New functions.
455 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
456 (tree_ssa_prefetch_arrays): Dump L2 cache size.
457 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
460 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
462 * tree-ssa-alias.c: Add aliasing overview.
464 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
465 Danny Smith <dannysmith@users.sourceforge.net>
468 * config/i386/t-crtfm: Compile crtfastmath.o with
469 -minline-all-stringops.
470 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
471 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
473 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
475 * doc/md.texi: Document constraints on HP PA-RISC.
477 * pa/constraints.md: New file.
478 * pa.md: Include constraints.md.
479 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
480 (integer_store_memory_operand, ldil_cint_p): New functions.
481 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
482 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
483 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
484 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
485 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
487 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
490 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
491 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
492 case POSTDECREMENT_EXPR>): Return the error_mark_node
493 if either the real or imaginary parts would an
496 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
498 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
499 name when we remove it from a call.
501 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
503 * targhooks.c (default_narrow_bitfield): Remove.
504 * targhooks.h: Remove the prototype for
505 default_narrow_bitfield.
507 * langhooks-def.h: Remove the prototype for
508 hook_get_alias_set_0.
509 * langhooks.c (hook_get_alias_set_0): Remove.
511 * global.c (EXECUTE_IF_CONFLICT): Remove.
513 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
516 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
517 return true when truth_value_p is true and the type
520 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
522 * doc/install.texi (Prerequisites): We no longer require Autoconf
523 2.13 for the top-level.
525 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
527 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
528 memory access via x86_expand_vector_move_misalign() only for
529 TImode values on 32-bit targets.
531 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
533 * matrix-reorg.c: New file. Implement matrix flattening and
534 transposing optimization.
535 * tree-pass.h: Add matrix reorg pass.
536 * common.opt: Add fipa-mreorg flag.
537 * Makefile.in: Add matrix-reorg.c.
538 * passes.c: Add matrix reorg pass.
539 * varpool.c (add_new_static_var): New function.
540 * cgraph.h (add_new_static_var): Declare.
542 2007-05-27 Eric Christopher <echristo@apple.com>
544 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
545 sp_offset depending on stack size. Save r12 depending
546 on registers we're saving later.
547 (rs6000_emit_epilogue): Update sp_offset depending only
550 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
552 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
553 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
554 * ifcvt.c (if_convert): Ditto.
555 * tree-ssa-threadupdate.c (thread_block): Ditto.
556 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
557 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
558 verify_loop_closed_ssa): Check number_of_loops instead of
560 * predict.c (tree_estimate_probability): Ditto.
561 * tree-if-conv.c (main_tree_if_conversion): Ditto.
562 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
563 * modulo-sched.c (sms_schedule): Ditto.
564 * tree-scalar-evolution.c (scev_const_prop): Ditto.
565 (scev_finalize): Do not do anything if scev analysis was not
567 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
568 current_loops == NULL.
569 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
570 * loop-init.c (loop_optimizer_init): Do not free current_loops when
572 (loop_optimizer_finalize): Assert that loops were analyzed.
573 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
574 rtl_doloop): Check number_of_loops instead of current_loops.
575 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
576 current_loops == NULL.
577 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
578 gate_tree_vectorize tree_linear_transform, check_data_deps,
579 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
580 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
581 Check number_of_loops instead of current_loops.
582 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
583 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
584 free loops if available.
585 (execute_pre): Do not pass do_fre to fini_pre.
587 2007-05-27 Tobias Burnus <burnus@net-b.de>
590 * real.c (mpfr_from_real): Fix sign of -Inf.
592 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
594 * tree-vect-transform.c (vectorizable_conversion): Initialize
595 tree_code variables to ERROR_MARK.
596 (vectorizable_type_demotion): Likewise.
597 (vectorizable_type_promotion): Likewise.
599 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.md (movti): Handle push operands via
605 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
607 * basic-block.h: Remove the prototype for merge_seq_blocks.
608 * cfgcleanup.c (merge_seq_blocks): Remove.
610 * tree-flow.h: Remove the prototype for is_aliased_with.
611 * tree-ssa-alias.c (is_aliased_with): Remove.
613 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
615 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
617 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
619 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
620 ix86_expand_sse4_unpack if SSE4.1 is enabled.
621 (vec_unpacks_hi_v16qi): Likewise.
622 (vec_unpacku_lo_v16qi): Likewise.
623 (vec_unpacks_lo_v16qi): Likewise.
624 (vec_unpacku_hi_v8hi): Likewise.
625 (vec_unpacks_hi_v8hi): Likewise.
626 (vec_unpacku_lo_v8hi): Likewise.
627 (vec_unpacks_lo_v8hi): Likewise.
628 (vec_unpacku_hi_v4si): Likewise.
629 (vec_unpacks_hi_v4si): Likewise.
630 (vec_unpacku_lo_v4si): Likewise.
631 (vec_unpacks_lo_v4si): Likewise.
633 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
635 * c-typeck.c, config/arm/arm.c, config/darwin.c,
636 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
637 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
638 follow spelling conventions in various
639 warning/error/diagnostic messages.
641 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
642 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
643 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
644 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
645 tree-vrp.c: Fix comment typos. Follow spelling conventions.
646 * doc/tm.texi: Follow spelling conventions.
648 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
651 * tree-ssa-forwprop.c
652 (forward_propagate_addr_into_variable_array_index): Remove
653 the lhs argument. Use the type of def_rhs instead of lhs.
654 (forward_propagate_addr_expr_1): Update use of
655 forward_propagate_addr_into_variable_array_index.
657 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
658 Nigel Stephens <nigel@mips.com>
660 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
661 function attributes, "far" being an alias for "long_call".
662 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
663 (mips_near_type_p, mips_far_type_p): New.
664 (mips_comp_type_attributes): New function to check that attributes
665 attached to a function type are compatible.
666 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
667 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
668 to the target function of the thunk.
669 (mips_encode_section_info): Check for "near" and "far" function
670 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
672 * config/mips/predicates.md (const_call_insn_operand): Test only
673 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
675 * doc/extend.texi (Function Attributes): Document MIPS "near" and
678 * testsuite/gcc.target/mips/near-far-1.c: New test case.
679 * testsuite/gcc.target/mips/near-far-2.c: New test case.
680 * testsuite/gcc.target/mips/near-far-3.c: New test case.
681 * testsuite/gcc.target/mips/near-far-4.c: New test case.
683 2007-05-25 Eric Christopher <echristo@apple.com>
685 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
686 to x86-darwin configurations.
687 * config/i386/t-darwin: Add softfp support.
688 * config/i386/t-darwin64: Ditto.
689 * config/i386/sfp-machine.h: If mach then don't use
690 aliasing, emit a stub to call.
692 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
694 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
695 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
696 tree-predcom.c, tree-ssa-alias-warnings.c,
697 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
698 comment typos. Follow spelling conventions.
699 * doc/cpp.texi, doc/invoke.texi: Fix typos.
701 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
704 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
705 constants into memory. Expand unaligned memory references for
706 SSE modes via x86_expand_vector_move_misalign() function.
708 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
711 "memory" attribute for "sseishft" type insn without operands[2].
713 2007-05-25 Dirk Mueller <dmueller@suse.de>
714 Marcus Meissner <meissner@suse.de>
716 * doc/extend.texi (alloc_size): New attribute.
717 * c-common.c (handle_alloc_size_attribute): New.
718 * tree-object-size.c (alloc_object_size): Use alloc_size
719 attribute, if available.
721 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
723 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
725 (__builtin_ia32_vec_ext_v2di): Likewise.
726 (__builtin_ia32_vec_ext_v4si): Likewise.
727 (__builtin_ia32_vec_ext_v8hi): Likewise.
728 (__builtin_ia32_vec_ext_v16qi): Likewise.
729 (__builtin_ia32_vec_set_v8hi): Likewise.
731 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
733 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
735 2007-05-25 Richard Sandiford <richard@codesourcery.com>
737 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
738 (arm_is_longcall_p): Rename to...
739 (arm_is_long_call_p): ...this. Take a single tree argument and
741 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
742 (CUMULATIVE_ARGS): Remove call_cookie.
743 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
744 (ENCODED_LONG_CALL_ATTR_P): Delete.
745 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
746 LONG_CALL_FLAG_CHAR cases.
747 (ARM_DECLARE_FUNCTION_SIZE): Delete.
748 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
749 ARM_DECLARE_FUNCTION_SIZE.
750 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
751 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
752 (arm_encode_call_attribute, current_file_function_operand): Delete.
753 (arm_function_in_section_p): New function.
754 (arm_is_longcall_p): Rename to...
755 (arm_is_long_call_p): ...this. Take the target function as a single
756 argument and return a bool. Do not rely on call cookies. Check
757 whether the target symbol is in the same section as the current
758 function, not just the same compilation unit.
759 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
760 (arm_encode_section_info): Don't encode a call type.
761 * config/arm/arm.md (call, call_value): Update calls to
762 arm_is_long(_)call_p. Simplify logic.
763 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
764 Update calls to arm_is_long(_)call_p.
766 2007-05-25 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/31982
769 * tree-ssa-forwprop.c
770 (forward_propagate_addr_into_variable_array_index): Handle arrays
771 with element size one.
773 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
775 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
776 (umulsi3_highpart): Likewise.
778 2007-05-24 Ian Lance Taylor <iant@google.com>
780 PR rtl-optimization/32069
781 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
784 2007-05-24 Ollie Wild <aaw@google.com>
786 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
789 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
791 * postreload-gcse.c (reg_changed_after_insn_p): New function.
792 (oprs_unchanged_p): Use it to check all registers in a REG.
793 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
794 (reg_set_between_after_reload_p): Delete.
795 (reg_used_between_after_reload_p): Likewise.
796 (reg_set_or_used_since_bb_start): Likewise.
797 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
798 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
799 Use reg_set_between_p instead of reg_set_between_after_reload_p.
800 * rtlanal.c (reg_set_p): Check whether REG overlaps
801 regs_invalidated_by_call, rather than just checking the
802 membership of REGNO (REG).
804 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
806 * doc/passes.texi: Document predictive commoning.
807 * doc/invoke.texi (-fpredictive-commoning): Document.
808 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
809 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
810 adding indices to the generated name.
811 (schedule_sm): Pass 0 to get_lsm_tmp_name.
812 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
813 * tree-pretty-print.c (op_symbol_1): Renamed to ...
814 (op_symbol_code): ... and exported.
815 (dump_omp_clause, op_symbol): Use op_symbol_code
816 instead of op_symbol_1.
817 * tree-pass.h (pass_predcom): Declare.
818 * timevar.def (TV_PREDCOM): New timevar.
819 * tree-ssa-loop.c (run_tree_predictive_commoning,
820 gate_tree_predictive_commoning, pass_predcom): New.
821 * tree-data-ref.c (find_data_references_in_loop): Find the
822 references in dominance order.
823 (canonicalize_base_object_address): Ensure that the result has
825 (dr_analyze_innermost): Export.
826 (create_data_ref): Code to fail for references with invariant
828 (find_data_references_in_stmt): ... here.
829 * tree-data-ref.h (dr_analyze_innermost): Declare.
830 * tree-affine.c: Include tree-gimple.h and hashtab.h.
831 (aff_combination_find_elt, name_expansion_hash,
832 name_expansion_eq, tree_to_aff_combination_expand,
833 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
835 * tree-affine.h (aff_combination_constant_multiple_p,
836 tree_to_aff_combination_expand): Declare.
837 * tree-predcom.c: New file.
838 * common.opt (fpredictive-commoning): New option.
839 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
840 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
841 * Makefile.in (tree-predcom.o): Add.
842 (tree-affine.o): Add TREE_GIMPLE_H dependency.
843 * passes.c (init_optimization_passes): Add dceloop after
844 copy propagation in loop optimizer. Add predictive commoning
845 to loop optimizer passes.
847 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
849 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
852 2007-05-24 Jan Hubicka <jh@suse.cz>
854 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
856 (genheader): Include statistics.h.
858 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
860 * print-rtl.c (flag_dump_unnumbered): Update comments.
861 (print_rtl): Fix my previous change.
862 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
865 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
868 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
870 (thread_through_all_blocks): Call initialize_original_copy_tables
871 and free_original_copy_tables.
872 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
874 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
875 * cfghooks.c (duplicate_block): Use get_loop_copy.
876 * cfg.c: Include cfgloop.h.
877 (loop_copy): New hash table.
878 (initialize_original_copy_tables): Initialize loop_copy table.
879 (free_original_copy_tables): Free loop_copy table.
880 (copy_original_table_clear, copy_original_table_set,
881 set_loop_copy, get_loop_copy): New functions.
882 (set_bb_original, set_bb_copy): Use copy_original_table_set.
883 * cfgloop.h (struct loop): Remove copy field.
884 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
885 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
887 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
889 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
892 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
894 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
895 __builtin_ia32_vec_set_v2di with MASK_64BIT.
897 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
900 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
901 * targhooks.h (default_mangle_decl_assembler_name): Declare
903 * targhooks.c (default_mangle_decl_assembler_name): Define
905 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
907 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
908 * langhooks.c (lhd_set_decl_assembler_name): Call
909 targetm.mangle_decl_assembler_name for names with global scope.
911 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
913 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
914 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
916 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
917 New. Factored out of i386_pe_encode_section_info.
918 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
919 Move check for prior decoration of stdcall
920 symbols to i386_pe_encode_section_info.
921 (i386_pe_encode_section_info): Adjust call to
922 gen_stdcall_or_fastcall_suffix. Use
923 i386_pe_maybe_mangle_decl_assembler_name, if needed.
924 (i386_pe_mangle_decl_assembler_name): New. Wrap
925 i386_pe_maybe_mangle_decl_assembler_name.
927 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
929 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
930 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
931 * langhooks.c (get_signed_or_unsigned_type): Don't check for
932 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
933 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
936 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
937 Nigel Stephens <nigel@mips.com>
938 Richard Sandiford <richard@codesourcery.com>
940 Fix up MIPS16 hard float and add support for complex.
942 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
943 (TARGET_SOFT_FLOAT_ABI): New.
944 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
945 __mips_soft_float to reflect the ABI in use, not whether the
946 FPU is directly accessible (e.g., in MIPS16 mode).
947 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
948 (UNITS_PER_FPVALUE): Likewise.
950 * config/mips/mips.c (mips_expand_call): Remove redundant
952 (mips_arg_regno): New.
953 (function_arg_advance): When setting bits in cum->fp_code for
954 MIPS16, don't subtract 1 from cum->arg_number, since it is now
956 (function_arg): Use mips_arg_regno.
957 (mips_return_mode_in_fpr_p): New.
958 (mips16_call_stub_mode_suffix): New.
959 (mips16_cfun_returns_in_fpr_p): New.
960 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
961 (mips_output_function_prologue): Test mips16_hard_float, not
962 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
963 (mips_expand_epilogue): Call MIPS16 helper routines to copy
964 return value into a floating-point register.
965 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
966 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
967 (mips16_fp_args): Handle MIPS32r2 ISA which supports
968 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
969 word of double arguments from or to the high bits of 64-bit
970 floating point registers.
971 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
972 (mips16_fpret_double): New helper function.
973 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
974 support for complex modes. Fill in DECL_RESULT for stubdecl.
975 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
977 * config/mips/mips16.S
978 (RET, ARG1, ARG2): New.
979 (MERGE_GPRf, MERGE_GPRt): New.
980 (DELAYt, DELAYf): New.
981 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
982 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
983 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
984 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
985 (SFOP): Renamed to...
986 (OPSF3): This, and macro-ified. Updated all uses.
987 (SFOP2): Renamed to...
988 (OPSF2): This, and macro-ified. Updated all uses.
989 (SFCMP): Renamed to...
990 (CMPSF): This, and macro-ified. Updated all uses.
991 (SFREVCMP): Renamed to...
992 (REVCMPSF): This, and macro-ified. Updated all uses.
993 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
994 (LDDBL1, LDDBL2, RETDBL): Deleted.
995 (DFOP): Renamed to...
996 (OPDF3): This, and macro-ified. Updated all uses.
997 (DFOP2): Renamed to...
998 (OPDF2): This, and macro-ified. Updated all uses.
999 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1000 (DFCMP): Renamed to...
1001 (CMPDF): This, and macro-ified. Updated all uses.
1002 (DFREVCMP): Renamed to...
1003 (REVCMPDF): This, and macro-ified. Updated all uses.
1004 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1005 (RET_FUNCTION): New.
1006 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1007 (__mips16_ret_sc, __mips16_ret_dc): New.
1008 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1009 STUB_ARGS_6, STUB_ARGS_10): New.
1010 (CALL_STUB_NO_RET): New.
1011 (__mips16_call_stub_1): Macro-ified.
1012 (__mips16_call_stub_5): Macro-ified.
1013 (__mips16_call_stub_2): Macro-ified.
1014 (__mips16_call_stub_6): Macro-ified.
1015 (__mips16_call_stub_9): Macro-ified.
1016 (__mips16_call_stub_10): Macro-ified.
1017 (CALL_STUB_RET): New.
1018 (__mips16_call_stub_sf_0): Macro-ified.
1019 (__mips16_call_stub_sf_1): Macro-ified.
1020 (__mips16_call_stub_sf_5): Macro-ified.
1021 (__mips16_call_stub_sf_2): Macro-ified.
1022 (__mips16_call_stub_sf_6): Macro-ified.
1023 (__mips16_call_stub_sf_9): Macro-ified.
1024 (__mips16_call_stub_sf_10): Macro-ified.
1025 (__mips16_call_stub_df_0): Macro-ified.
1026 (__mips16_call_stub_df_1): Macro-ified.
1027 (__mips16_call_stub_df_5): Macro-ified.
1028 (__mips16_call_stub_df_2): Macro-ified.
1029 (__mips16_call_stub_df_6): Macro-ified.
1030 (__mips16_call_stub_df_9): Macro-ified.
1031 (__mips16_call_stub_df_10): Macro-ified.
1032 (__mips16_call_stub_sc_0): New.
1033 (__mips16_call_stub_sc_1): New.
1034 (__mips16_call_stub_sc_5): New.
1035 (__mips16_call_stub_sc_2): New.
1036 (__mips16_call_stub_sc_6): New.
1037 (__mips16_call_stub_sc_9): New.
1038 (__mips16_call_stub_sc_10): New.
1039 (__mips16_call_stub_dc_0): New.
1040 (__mips16_call_stub_dc_1): New.
1041 (__mips16_call_stub_dc_5): New.
1042 (__mips16_call_stub_dc_2): New.
1043 (__mips16_call_stub_dc_6): New.
1044 (__mips16_call_stub_dc_9): New.
1045 (__mips16_call_stub_dc_10): New.
1047 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1048 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1049 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1051 2007-05-23 Ian Lance Taylor <iant@google.com>
1053 * doc/invoke.texi (Invoking GCC): Document that the order of the
1056 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1059 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1060 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1061 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1065 * config/score/score.c (score_print_operand): Make sure that only
1066 lower bits are used.
1068 2007-05-22 Ian Lance Taylor <iant@google.com>
1070 * tree-vrp.c (avoid_overflow_infinity): New static function,
1071 broken out of set_value_range_to_value.
1072 (set_value_range_to_value): Call avoid_overflow_infinity.
1073 (extract_range_from_assert): Likewise.
1075 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1078 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1079 change the type before looking for a COMPOUND_EXPR.
1081 2007-05-22 Ian Lance Taylor <iant@google.com>
1083 * lower-subreg.c (decompose_multiword_subregs): If we change an
1084 insn, call remove_retval_note on it.
1086 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1088 * regs.h (end_hard_regno): New function.
1089 (END_HARD_REGNO, END_REGNO): New macros.
1090 (add_to_hard_reg_set): New function.
1091 (remove_from_hard_reg_set): Likewise.
1092 (in_hard_reg_set_p): Likewise.
1093 (overlaps_hard_reg_set_p): Likewise.
1094 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1095 (note_btr_set): Use END_HARD_REGNO.
1096 * caller-save.c (setup_save_areas): Use end_hard_regno.
1097 (mark_set_regs): Use END_HARD_REGNO.
1098 (add_stored_regs): Use end_hard_regno.
1099 (mark_referenced_regs): Use add_to_hard_reg_set.
1100 * combine.c (update_table_tick): Use END_REGNO.
1101 (record_value_for_reg): Likewise.
1102 (record_dead_and_set_regs): Likewise.
1103 (get_last_value_validate): Likewise.
1104 (use_crosses_set_p): Likewise.
1105 (reg_dead_at_p_1): Likewise.
1106 (reg_dead_at_p): Likewise.
1107 (mark_used_regs_combine): Use add_to_hard_reg_set.
1108 (move_deaths): Use END_HARD_REGNO.
1109 (reg_bitfield_target_p): Use end_hard_regno.
1110 (distribute_notes): Use END_HARD_REGNO.
1111 * cse.c (mention_regs): Use END_REGNO.
1112 (insert): Use add_to_hard_reg_set.
1113 (invalidate): Use END_HARD_REGNO.
1114 (invalidate_for_call): Likewise.
1115 (exp_equiv_p): Use END_REGNO.
1116 (cse_insn): Likewise.
1117 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1118 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1119 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1120 * function.c (keep_stack_depressed): Use end_hard_regno.
1121 * global.c (global_alloc): Use end_hard_regno.
1122 (global_conflicts): Use add_to_hard_reg_set instead of
1124 (find_reg): Likewise.
1125 (mark_reg_store): Likewise.
1126 (mark_reg_conflicts): Likewise.
1127 (mark_reg_death): Use remove_from_hard_reg_set.
1128 (mark_reg_live_nc): Delete.
1129 (set_preference): Use end_hard_regno.
1130 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1131 remove_from_hard_reg_set.
1132 (post_mark_life): Use add_to_hard_reg_set.
1133 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1134 (reg_becomes_live): Use add_to_hard_reg_set.
1135 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1136 (peep2_find_free_register): Use add_to_hard_reg_set.
1137 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1138 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1139 * regrename.c (note_sets): Use add_to_hard_reg_set.
1140 (clear_dead_regs): Use remove_from_hard_reg_set.
1141 (regrename_optimize): Use add_to_hard_reg_set.
1142 (find_oldest_value_reg): Use in_hard_reg_set_p.
1143 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1144 (hard_reg_set_here_p): Use end_hard_regno.
1145 (decompose): Likewise.
1146 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1147 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1148 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1149 (mark_home_live): Use end_hard_regno.
1150 (spill_hard_reg): Likewise.
1151 (clear_reload_reg_in_use): Likewise.
1152 * reorg.c (delete_prior_computation): Use END_REGNO.
1153 * resource.c (update_live_status): Use END_HARD_REGNO.
1154 (mark_referenced_resources): Use add_to_hard_reg_set.
1155 (mark_set_resources): Likewise.
1156 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1157 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1158 (reg_overlap_mentioned_p): Likewise.
1159 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1160 (covers_regno_no_parallel_p): Use END_REGNO.
1161 (find_regno_note): Likewise.
1162 (find_reg_fusage): Use END_HARD_REGNO.
1163 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1164 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1166 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1168 * mode-switching.c (reg_dies): Change type of second argument to
1170 (optimize_mode_switching): Update accordingly.
1172 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1174 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1176 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1177 (hard_reg_set_empty_p): ...these new functions.
1178 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1179 GO_IF_HARD_REG_SUBSET.
1180 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1181 instead of GO_IF_HARD_REG_EQUAL.
1182 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1183 instead of GO_IF_HARD_REG_EQUAL.
1184 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1185 GO_IF_HARD_REG_SUBSET.
1186 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1187 GO_IF_HARD_REG_EQUAL.
1188 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1189 of GO_IF_HARD_REG_SUBSET.
1190 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1191 instead of GO_IF_HARD_REG_EQUAL.
1192 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1193 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1194 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1195 of GO_IF_HARD_REG_SUBSET,
1196 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1197 GO_IF_HARD_REG_SUBSET.
1198 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1199 instead of GO_IF_HARD_REG_EQUAL.
1200 * config/sh/sh.c (push_regs, calc_live_regs): Use
1201 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1202 (hard_regs_intersect_p): Delete.
1204 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1206 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1208 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1209 Richard Henderson <rth@redhat.com>
1211 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1213 (x86_64-*-*): Likewise.
1215 * i386/i386-modes.def (V2QI): New.
1217 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1219 (override_options): Support SSE4.1.
1220 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1221 (IX86_BUILTIN_BLENDPS): Likewise.
1222 (IX86_BUILTIN_BLENDVPD): Likewise.
1223 (IX86_BUILTIN_BLENDVPS): Likewise.
1224 (IX86_BUILTIN_PBLENDVB128): Likewise.
1225 (IX86_BUILTIN_PBLENDW128): Likewise.
1226 (IX86_BUILTIN_DPPD): Likewise.
1227 (IX86_BUILTIN_DPPS): Likewise.
1228 (IX86_BUILTIN_INSERTPS128): Likewise.
1229 (IX86_BUILTIN_MOVNTDQA): Likewise.
1230 (IX86_BUILTIN_MPSADBW128): Likewise.
1231 (IX86_BUILTIN_PACKUSDW128): Likewise.
1232 (IX86_BUILTIN_PCMPEQQ): Likewise.
1233 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1234 (IX86_BUILTIN_PMAXSB128): Likewise.
1235 (IX86_BUILTIN_PMAXSD128): Likewise.
1236 (IX86_BUILTIN_PMAXUD128): Likewise.
1237 (IX86_BUILTIN_PMAXUW128): Likewise.
1238 (IX86_BUILTIN_PMINSB128): Likewise.
1239 (IX86_BUILTIN_PMINSD128): Likewise.
1240 (IX86_BUILTIN_PMINUD128): Likewise.
1241 (IX86_BUILTIN_PMINUW128): Likewise.
1242 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1243 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1244 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1245 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1246 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1247 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1248 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1249 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1250 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1251 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1252 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1253 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1254 (IX86_BUILTIN_PMULDQ128): Likewise.
1255 (IX86_BUILTIN_PMULLD128): Likewise.
1256 (IX86_BUILTIN_ROUNDPD): Likewise.
1257 (IX86_BUILTIN_ROUNDPS): Likewise.
1258 (IX86_BUILTIN_ROUNDSD): Likewise.
1259 (IX86_BUILTIN_ROUNDSS): Likewise.
1260 (IX86_BUILTIN_PTESTZ): Likewise.
1261 (IX86_BUILTIN_PTESTC): Likewise.
1262 (IX86_BUILTIN_PTESTNZC): Likewise.
1263 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1264 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1265 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1266 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1267 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1269 (bdesc_sse_3arg): Likewise.
1270 (bdesc_2arg): Likewise.
1271 (bdesc_1arg): Likewise.
1272 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1274 (ix86_expand_sse_4_operands_builtin): New.
1275 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1276 smaller than 8 bits as the 2nd arg.
1277 (ix86_expand_sse_ptest): New.
1278 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1279 (ix86_expand_vector_set): Support SSE4.1.
1280 (ix86_expand_vector_extract): Likewise.
1282 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1283 __SSE4_1__ for -msse4.1.
1285 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1286 (UNSPEC_INSERTPS): Likewise.
1287 (UNSPEC_DP): Likewise.
1288 (UNSPEC_MOVNTDQA): Likewise.
1289 (UNSPEC_MPSADBW): Likewise.
1290 (UNSPEC_PHMINPOSUW): Likewise.
1291 (UNSPEC_PTEST): Likewise.
1292 (UNSPEC_ROUNDP): Likewise.
1293 (UNSPEC_ROUNDS): Likewise.
1295 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1297 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1298 (const_pow2_1_to_32768_operand): Likewise.
1300 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1303 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1305 (sse4_1_insertps): Likewise.
1306 (*sse4_1_extractps): Likewise.
1307 (sse4_1_ptest): Likewise.
1308 (sse4_1_mulv2siv2di3): Likewise.
1309 (*sse4_1_mulv4si3): Likewise.
1310 (*sse4_1_smax<mode>3): Likewise.
1311 (*sse4_1_umax<mode>3): Likewise.
1312 (*sse4_1_smin<mode>3): Likewise.
1313 (*sse4_1_umin<mode>3): Likewise.
1314 (sse4_1_eqv2di3): Likewise.
1315 (*sse4_1_pinsrb): Likewise.
1316 (*sse4_1_pinsrd): Likewise.
1317 (*sse4_1_pinsrq): Likewise.
1318 (*sse4_1_pextrb): Likewise.
1319 (*sse4_1_pextrb_memory): Likewise.
1320 (*sse4_1_pextrw_memory): Likewise.
1321 (*sse4_1_pextrq): Likewise.
1322 (sse4_1_blendpd): Likewise.
1323 (sse4_1_blendps): Likewise.
1324 (sse4_1_blendvpd): Likewise.
1325 (sse4_1_blendvps): Likewise.
1326 (sse4_1_dppd): Likewise.
1327 (sse4_1_dpps): Likewise.
1328 (sse4_1_movntdqa): Likewise.
1329 (sse4_1_mpsadbw): Likewise.
1330 (sse4_1_packusdw): Likewise.
1331 (sse4_1_pblendvb): Likewise.
1332 (sse4_1_pblendw): Likewise.
1333 (sse4_1_phminposuw): Likewise.
1334 (sse4_1_extendv8qiv8hi2): Likewise.
1335 (*sse4_1_extendv8qiv8hi2): Likewise.
1336 (sse4_1_extendv4qiv4si2): Likewise.
1337 (*sse4_1_extendv4qiv4si2): Likewise.
1338 (sse4_1_extendv2qiv2di2): Likewise.
1339 (*sse4_1_extendv2qiv2di2): Likewise.
1340 (sse4_1_extendv4hiv4si2): Likewise.
1341 (*sse4_1_extendv4hiv4si2): Likewise.
1342 (sse4_1_extendv2hiv2di2): Likewise.
1343 (*sse4_1_extendv2hiv2di2): Likewise.
1344 (sse4_1_extendv2siv2di2): Likewise.
1345 (*sse4_1_extendv2siv2di2): Likewise.
1346 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1347 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1348 (sse4_1_zero_extendv4qiv4si2): Likewise.
1349 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1350 (sse4_1_zero_extendv2qiv2di2): Likewise.
1351 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1352 (sse4_1_zero_extendv4hiv4si2): Likewise.
1353 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1354 (sse4_1_zero_extendv2hiv2di2): Likewise.
1355 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1356 (sse4_1_zero_extendv2siv2di2): Likewise.
1357 (*sse4_1_zero_extendv2siv2di2): Likewise.
1358 (sse4_1_roundpd): Likewise.
1359 (sse4_1_roundps): Likewise.
1360 (sse4_1_roundsd): Likewise.
1361 (sse4_1_roundss): Likewise.
1362 (mulv4si3): Don't expand for SSE4.1.
1363 (smax<mode>3): Likewise.
1364 (umaxv4si3): Likewise.
1365 (uminv16qi3): Likewise.
1366 (umin<mode>3): Likewise.
1367 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1369 * doc/extend.texi: Document SSE4.1 built-in functions.
1371 * doc/invoke.texi: Document -msse4.1.
1373 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1375 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1376 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1377 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1378 (ASM_SPEC): Add asm_pcrel_spec.
1379 (EXTRA_SPECS): Add asm_pcrel_spec.
1381 2007-05-21 David Daney <ddaney@avtrex.com>
1383 * doc/install.texi (Building a cross compiler): Add requirements
1384 for Java cross compiler.
1386 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1389 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1390 Add loopno argument. Use evolution_function_is_invariant_rec_p
1391 instead of evolution_function_is_constant_p.
1392 Update calls to evolution_function_is_affine_multivariate_p.
1393 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1394 Add loopno argument.
1395 * tree-scalar-evolution.c (gather_chrec_stats): Call
1396 evolution_function_is_affine_multivariate_p with a loop
1398 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1399 (analyze_overlapping_iterations): Likewise.
1400 (access_functions_are_affine_or_constant_p): Likewise.
1401 (build_classic_dist_vector_1): If the access functions
1402 are equal, don't do anything.
1404 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1405 Paolo Carlini <pcarlini@suse.de>
1406 Uros Bizjak <ubizjak@gmail.com>
1408 * c-cppbuiltin.c (c_cpp_builtins): Define
1409 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1410 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1411 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1412 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1414 2007-05-21 Mike Stump <mrs@apple.com>
1416 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1418 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1420 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1422 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1423 implementation if __OPTIMIZE__ is not defined.
1424 (_mm_alignr_pi8): Ditto.
1425 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1426 (_mm_inserti_si64): Ditto.
1427 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1428 (_mm_slli_epi16): Ditto.
1429 (_mm_slli_epi32): Ditto.
1430 (_mm_slli_epi64): Ditto.
1431 (_mm_srai_epi16): Ditto.
1432 (_mm_srai_epi32): Ditto.
1433 (_mm_srli_si128): Ditto.
1434 (_mm_slli_si128): Ditto.
1435 (_mm_srli_epi16): Ditto.
1436 (_mm_srli_epi32): Ditto.
1437 (_mm_srli_epi64): Ditto.
1438 (_mm_extract_epi16): Ditto.
1439 (_mm_insert_epi16): Ditto.
1440 (_mm_shufflehi_epi16): Ditto.
1441 (_mm_shufflelo_epi16): Ditto.
1442 (_mm_shuffle_epi32): Ditto.
1443 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1445 (_mm_insert_pi16): Ditto.
1447 (_mm_shuffle_pi16): Ditto.
1449 (_mm_shufle_ps): Ditto.
1450 (_mm_prefetch): Ditto.
1452 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1454 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1455 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1456 * real.c (encode_i370_single, decode_i370_single,
1457 encode_i370_double, decode_i370_double): Functions removed.
1458 (i370_single_format, i370_double_format): Initializations removed.
1459 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1460 Consider the log2_b field to always be one.
1461 (ieee_single_format, mips_single_format, coldfire_single_format,
1462 ieee_double_format, mips_double_format, coldfire_double_format,
1463 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1464 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1465 ibm_extended_format, mips_extended_format, ieee_quad_format,
1466 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1467 decimal_single_format, decimal_double_format, decimal_quad_format,
1468 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1469 initialization of log2_b.
1470 * real.h (i370_single_format, i370_double_format): Declarations removed.
1471 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1472 field to always be one.
1474 2007-05-21 Andreas Schwab <schwab@suse.de>
1476 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1477 NOTE_INSN_BASIC_BLOCK_P.
1478 (process_for_unwind_directive): Likewise.
1480 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1482 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1483 * function.h (struct function): Move va_list_gpr_size,
1484 va_list_fpr_size, function_frequency to front of bitfields. Add
1486 (current_function_calls_unwind_init): New.
1487 * except.c (expand_builtin_unwind_init): Set
1488 current_function_calls_unwind_init not
1489 current_function_has_nonlocal_label.
1490 * reload1.c (has_nonexceptional_receiver): New.
1491 (reload): Use it and current_function_calls_unwind_init to
1492 determine whether call-saved regs must be saved.
1494 2007-05-20 Jan Hubicka <jh@suse.cz>
1496 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1497 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1498 * ddg.c (create_ddg): LIkewise.
1499 * final.c (final): Remove hunk moving line numbernotes around since
1500 they are no longer present at this stage.
1501 (final_scan_insn): Use NOTE_KIND instead of
1502 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1503 (output_asm_label): Likewise.
1504 * reorg.c (dbr_schedule): Likewise.
1505 * haifa-sched.c (unlink_other_notes): Likewise.
1506 * mode-switching.c (optimize_mode_switching): Likewise.
1507 * graph.c (start_bb): Likewise.
1508 * rtl.def (NOTE): Update description.
1509 * jump.c (squeeze_notes): Delete.
1510 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1511 NOTE_INSN_BASIC_BLOCK_P when possible.
1512 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1513 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1514 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1515 (dwarf2out_var_location): Likewise.
1516 * cfgbuild.c (make_edges): Likewise.
1517 (find_basic_blocks_1): Likewise.
1518 * function.c (reorder_blocks_1): Likewise.
1519 (epilogue_done): Likewise.
1520 (reposition_prologue_and_epilogue_notes): Likewise.
1521 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1523 (print_rtl): Likewise.
1524 (print_rtl_single): Likewise.
1525 * gcse.c (insert_insn_start_bb): Likewise.
1526 * alias.c (init_alias_analysis): Likewise.
1527 * calls.c (fixup_tail_calls): Likewise.
1528 * except.c (sjlj_emit_function_enter): Likewise.
1529 * emit-rtl.c (add_insn_after): Likeiwse.
1530 (emit_label_before): Likewise.
1531 (emit_label_after): Likewise.
1532 (emit_note_before, emit_note_after, emit_note): Update
1533 parameter to be enum insn_note; do not deal with source
1535 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1536 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1538 (merge_blocks_move_successor_nojumps): Simplify now when
1539 we don't have BLOCK notes.
1540 (try_optimize_cfg): Likewise.
1541 * cfglayout.c (skip_insns_after_block): Likewise.
1542 (record_effective_endpoints): Likewise.
1543 (duplicate_insn_chain): Likewise.
1544 * varasm.c (output_constant_pool_1): Likewise.
1545 * sched-deps.c (sched_analyze): Likewise.
1546 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1548 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1549 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1550 (SET_INSN_DELETED): Simplify.
1551 (NOTE_LINE_NUMBER): Exterminate.
1552 (NOTE_LINE_KIND): New.
1553 (NOTE_INSN_BASIC_BLOCK_P): Update.
1554 (enum insn_note): Simplify.
1555 (GET_NOTE_INSN_NAME) Simplify.
1556 (emit_note_before, emit_note_after, emit_note): Update prototype.
1557 (squeeze_notes): Remove.
1558 * sched-int.h (NOTE_NOT_BB_P): Update.
1559 * resource.c (mark_target_live_regs): Update.
1560 * sched-rgn.c (debug_dependencies): Update.
1561 * sched-vis.c (print_insn): Update.
1562 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1563 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1564 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1565 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1566 (split_branches): Update.
1567 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1569 (sh_adjust_unroll_max): Exterminate.
1570 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1571 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1572 (m68hc11_reorg): Likewise.
1573 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1574 (emit_predicate_relation_info): Update.
1575 (process_for_unwind_directive): Update.
1576 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1577 (output_call): Update.
1578 * config/pa/pa.c (output_lbranch): Update.
1579 (output_millicode_call): Update.
1580 (output_call): Update.
1581 (pa_combine_instructions): Update.
1582 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1583 * config/bfin/bfin.c (gen_one_bundle): Update.
1584 * cfgrtl.c (can_delete_note_p): Update.
1585 (delete_insn): Update.
1586 (rtl_merge_blocks): Update.
1587 (commit_one_edge_insertion): Update.
1588 (rtl_verify_flow_info): Update.
1589 * stmt.c (expand_case): Do not call squeeze_notes.
1591 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1598 * c.opt (Wtype-limits): New.
1599 * doc/invoke.texi (Wtype-limits): Document it.
1600 (Wextra): Enabled by -Wextra.
1601 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1602 * c-common.c (shorten_compare): Warn with Wtype-limits.
1604 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1606 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1607 inlined function, not as a macro.
1608 (_mm_alignr_pi8): Ditto.
1609 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1610 (_mm_inserti_si64): Ditto.
1611 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1612 (_mm_extract_epi16): Ditto.
1613 (_mm_insert_epi16): Ditto.
1614 (_mm_shufflehi_epi16): Ditto.
1615 (_mm_shufflelo_epi16): Ditto.
1616 (_mm_shuffle_epi32): Ditto.
1617 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1618 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1620 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1622 (_m_to_float): Use C89 compatible assignment.
1624 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1627 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1629 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1632 * doc/invoke.texi (Wreturn-type): Complete description.
1633 (Wextra): Delete item about return-type warning.
1634 * c-decl.c: Delete redundant Wextra warning.
1636 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1639 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1640 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1641 inlined function, not as a macro.
1642 (_mm_prefetch): Ditto.
1644 (_mm_insert_pi16): Ditto.
1646 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1647 (_m_pshufw): Ditto. Add const to __N argument.
1648 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1649 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1650 (_mm_slli_epi32): Ditto.
1651 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1652 Add __inline to function declaration.
1653 (_mm_slli_si128): Ditto.
1655 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1658 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1660 (struct fenv): New structure.
1661 (FP_HANDLE_EXCEPTIONS): New define.
1662 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1663 (_FP_DECL_EXP): New define.
1664 (FP_INIT_ROUNDMODE): New define.
1665 (FP_ROUNDMODE): New define.
1667 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1669 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1670 (Wconversion): Update description.
1671 (Wconversion-sign): New.
1672 * c.opt (Wconversion-sign): New.
1673 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1674 means disabled for C++. Otherwise, take the status of Wconversion.
1675 * c-common.c (conversion_warning): Warn with either Wconversion or
1677 (warnings_for_convert_and_check): Conditions are already checked by
1679 (convert_and_check): Don't check warnings if the conversion failed.
1681 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1682 Anatoly Sokolov <aesok@dol.ru>
1684 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1685 avr_epilogue_uses) : Add declaration.
1686 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1687 * config/avr/constraints.md (R): New constraint.
1688 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1689 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1690 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1691 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1692 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1693 call_prologue_saves, epilogue_restores, return_from_epilogue,
1694 return_from_main_epilogue, return_from_interrupt_epilogue,
1695 return_from_naked_epilogue, prologue, epilogue): New patterns.
1696 (jump): Handle symbol reference.
1697 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1698 avr_output_function_prologue, avr_output_function_epilogue): Remove
1700 (avr_init_machine_status, expand_prologue, expand_epilogue,
1701 avr_asm_function_end_prologue, avr_epilogue_uses,
1702 avr_asm_function_begin_epilogue): New functions.
1703 (prologue_size, epilogue_size, jump_tables_size): Remove global
1705 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1706 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1707 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1708 (avr_override_options): Initialise init_machine_status.
1709 (output_movhi): Handle all stack pointer loads.
1710 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1711 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1712 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1713 (EPILOGUE_USES) Redefine.
1714 (machine_function) Declare.
1716 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1718 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1719 Use a single return statement.
1721 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1724 * builtins.c (do_mpfr_lgamma_r): New.
1725 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1726 * tree.h (CASE_FLT_FN_REENT): New.
1728 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1730 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1731 (output_die): Use 'unsigned long' with %x.
1732 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1733 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1734 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1736 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1738 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1743 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1744 true if function has no argument.
1746 2007-05-18 DJ Delorie <dj@redhat.com>
1748 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1749 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1751 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1753 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1754 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1755 count_trailing_zeros.
1756 (__i386__): Implement count_leading_zeros using __builtin_clz().
1757 Implement count_trailing_zeros usign __builtin_ctz().
1759 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1761 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1763 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1766 * expr.c (emit_move_change_mode): Change mode of push operands here.
1768 2007-05-17 Ian Lance Taylor <iant@google.com>
1770 PR tree-optimization/31953
1771 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1773 (set_value_range_to_null): Call set_value_range_to_value.
1774 (extract_range_from_comparison): Likewise.
1776 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1778 * toplev.c (print_version): Output GMP/MPFR version info.
1780 * builtins.c (CASE_MATHFN_REENT): New macro.
1781 (mathfn_built_in): Use it.
1782 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1783 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1784 BUILT_IN_LGAMMAL_R): New.
1785 * doc/extend.texi: Document new builtins.
1788 * builtins.c (do_mpfr_remquo): New.
1789 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1790 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1793 * builtins.c (fold_builtin_1): Handle y0, y1.
1794 (fold_builtin_2): Handle yn.
1797 * builtins.c (do_mpfr_bessel_n): New.
1798 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1799 (fold_builtin_2): Handle BUILT_IN_JN.
1801 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1804 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1805 TYPE_PRECISION (intmax_type_node).
1807 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1810 * reload.c (subst_reloads): Remove checking.
1812 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1814 PR rtl-optimization/31691
1815 * combine.c (simplify_set): Build a new src pattern instead of
1816 substituting its operands in the COMPARE case.
1818 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1820 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1821 (execute_vrp): Preserve loops through jump threading.
1822 * tree-ssa-threadupdate.c (thread_single_edge,
1823 dbds_continue_enumeration_p, determine_bb_domination_status,
1824 thread_through_loop_header): New functions.
1825 (create_edge_and_update_destination_phis,
1826 create_edge_and_update_destination_phis): Set loops for the new blocks.
1827 (prune_undesirable_thread_requests): Removed.
1828 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1830 (thread_block): Do not call prune_undesirable_thread_requests.
1832 (mark_threaded_blocks): Select edges to thread here.
1833 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1834 Thread edges through loop headers independently.
1835 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1836 * tree-pass.h (TODO_mark_first_instance): New.
1837 (first_pass_instance): Declare.
1838 * cfghooks.c (duplicate_block): Put the block to the original loop
1839 if copy is not specified.
1840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1841 jump threading. Pass may_peel_loop_headers to
1842 thread_through_all_blocks according to first_pass_instance.
1843 * cfgloop.h (create_preheader): Declare.
1844 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1845 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1846 * passes.c (first_pass_instance): New variable.
1847 (next_pass_1): Set TODO_mark_first_instance.
1848 (execute_todo): Set first_pass_instance.
1850 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1852 PR tree-optimization/24659
1853 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1854 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1855 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1856 OTI_vec_pack_ufix_trunc.
1857 (vec_unpacks_float_hi_optab): Define new macro.
1858 (vec_unpacks_float_lo_optab): Ditto.
1859 (vec_unpacku_float_hi_optab): Ditto.
1860 (vec_unpacku_float_lo_optab): Ditto.
1861 (vec_pack_sfix_trunc_optab): Ditto.
1862 (vec_pack_ufix_trunc_optab): Ditto.
1863 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1864 and vec_pack_[s|u]fix_trunc_optab using
1865 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1866 * tree-vectorizer.c (supportable_widening_operation): Handle
1867 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1868 (supportable_narrowing_operation): New function.
1869 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1870 * tree-vect-transform.c (vectorizable_conversion): Handle
1871 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1872 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1873 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1874 to check for target support.
1875 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1876 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1877 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1878 for VEC_PACK_FIX_TRUNC_EXPR.
1879 (expand_binop): Special case mode of the result for
1880 vec_pack_[u|s]fix_trunc_optab.
1881 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1882 vec_pack_[u|s]fix_trunc_optab.
1884 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1885 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1886 * tree-pretty-print.c (dump_generic_node): Handle
1887 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1888 VEC_PACK_FIX_TRUNC_EXPR.
1890 * expr.c (expand_expr_real_1): Ditto.
1891 * tree-inline.c (estimate_num_insns_1): Ditto.
1892 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1894 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1895 (vec_unpacks_float_lo_v8hi): Ditto.
1896 (vec_unpacku_float_hi_v8hi): Ditto.
1897 (vec_unpacku_float_lo_v8hi): Ditto.
1898 (vec_unpacks_float_hi_v4si): Ditto.
1899 (vec_unpacks_float_lo_v4si): Ditto.
1900 (vec_pack_sfix_trunc_v2df): Ditto.
1902 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1904 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1905 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1906 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1907 [vec_pack_ufix_trunc]: Ditto.
1908 [vec_unpacks_float_hi]: Ditto.
1909 [vec_unpacks_float_lo]: Ditto.
1910 [vec_unpacku_float_hi]: Ditto.
1911 [vec_unpacku_float_lo]: Ditto.
1913 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1915 * soft-fp/README: Update for new files.
1916 * soft-fp/floattisf.c: New file.
1917 * soft-fp/floattidf.c: New file.
1918 * soft-fp/floattitf.c: New file.
1919 * soft-fp/floatuntisf.c: New file.
1920 * soft-fp/floatuntidf.c: New file.
1921 * soft-fp/floatuntitf.c: New file.
1922 * soft-fp/fixsfti.c: New file.
1923 * soft-fp/fixdfti.c: New file.
1924 * soft-fp/fixtfti.c: New file.
1925 * soft-fp/fixunssfti.c: New file.
1926 * soft-fp/fixunsdfti.c: New file.
1927 * soft-fp/fixunstfti.c: New file.
1928 * soft-fp/extendxftf.c: New file.
1929 * soft-fp/trunctfxf.c: New file.
1931 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1932 (__trunctfxf2): Ditto.
1934 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1935 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1936 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1937 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1938 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1939 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1941 * config/i386/t-fprules-softfp64: New file.
1942 * config/i386/sfp-machine.h: New file.
1943 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1944 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1945 and soft-fp/t-softfp to tmake_file.
1946 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1947 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1949 * config/i386/t-linux64 (softfp_wrap_start): New.
1950 (softfp_wrap_end): New.
1951 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1952 supported for TARGET_64BIT.
1954 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1956 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1957 c_common_unsigned_type behavior.
1959 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1961 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1964 2007-05-16 Eric Christopher <echristo@apple.com>
1966 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1967 saving after stack push. Set sp_offset whenever we push.
1968 (rs6000_emit_epilogue): Move altivec register restore before
1971 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1973 * configure.ac: Allow sysroots to be relocated under $prefix as
1974 well as $exec_prefix.
1975 * configure: Regenerate.
1977 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1981 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1983 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1984 (gcc_tooldir): Likewise.
1985 * configure: Regenerate.
1986 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1987 old configure.ac gcc_tooldir setting.
1988 (prefix_to_exec_prefix): New variable.
1989 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1990 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1992 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1994 * c-typeck.c (build_binary_op): Return early for error.
1996 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1998 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1999 struct nb_iter_bound.
2000 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2001 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2002 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2003 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2004 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2005 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2006 (del_scev_info): Use ggc_free.
2007 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2008 * loop-init.c: Include ggc.h.
2009 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2010 (loop_optimizer_finalize): Use ggc_free.
2011 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2012 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2013 pass_iv_optimize): Add TODO_ggc_collect.
2014 * function.h (struct function): Remove skip marker from x_current_loops.
2015 * cfgloop.c: Include ggc.h.
2016 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2018 (establish_preds): Vector superloops is gc allocated.
2019 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2021 (flow_loops_find): Vector larray is gc allocated.
2022 (loop_exit_free): Use ggc_free.
2023 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2024 that head of exits list is now not a part of struct loop.
2025 (record_loop_exits): Allocate exits table in gc memory.
2026 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2027 head of exits list is now not a part of struct loop.
2028 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2029 struct loop_exit): Add GTY marker.
2030 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2031 Add skip marker to aux field. Make head of exits list a separate
2033 (struct loops): Add GTY marker. Make larray vector gc allocated.
2034 Add param marker to exits table.
2035 (get_loops): Type changed.
2036 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2038 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2039 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2040 * basic-block.h (struct basic_block_def): Remove skip marker from
2043 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2045 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2046 of 0 in the call to expand_expr().
2047 (expand_builtin_mathfn_3): Ditto.
2048 (expand_builtin_interclass_mathfn): Ditto.
2049 (expand_builtin_cexpi): Ditto.
2050 (expand_builtin_int_roundingfn): Ditto.
2051 (expand_builtin_int_roundingfn_2): Ditto.
2052 (expand_builtin_pow): Ditto.
2053 (expand_builtin_powi): Ditto.
2054 (expand_builtin_bswap): Ditto.
2055 (expand_builtin_unop): Ditto.
2056 (expand_builtin_fabs): Ditto.
2057 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2058 the call to expand_expr().
2059 (expand_builtin_sync_operation): Ditto.
2060 (expand_builtin_compare_and_swap): Ditto.
2061 (expand_builtin_lock_test_and_set): Ditto.
2062 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2063 instead of 0 in the call to expand_expr().
2064 (expand_builtin_extract_return_addr): Ditto.
2065 (expand_builtin_eh_return): Ditto.
2066 (expand_eh_return): Ditto.
2067 * explow.c (expr_size): Ditto.
2068 * expr.c (optimize_bitfield_assignment_op): Ditto.
2069 (expand_assignement): Ditto.
2070 (store_expr): Ditto.
2071 (store_field): Ditto.
2072 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2073 the call to expand_expr().
2074 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2075 in the call to expand_expr().
2076 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2077 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2078 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2080 * optabs.c (expand_vec_shift_expr): Ditto.
2081 (expand_vec_cond_expr): Ditto.
2082 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2083 call to expand_expr().
2084 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2085 in the call to expand_expr().
2087 2007-05-14 Dave Korn <dave.korn@artimi.com>
2089 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2091 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2093 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2094 instead of c_common_unsigned_type.
2095 (c_common_unsigned_type): Remove.
2096 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2097 c_common_unsigned_type.
2098 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2099 c_common_unsigned_type.
2100 * c-common.h (c_common_unsigned_type): Remove.
2101 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2102 c_common_unsigned_type.
2103 * c-format.c (check_format_types): Use unsigned_type_for instead of
2104 c_common_unsigned_type.
2105 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2106 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2107 c_common_unsigned_type.
2108 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2109 lang_hooks.types.unsigned_type.
2110 * expmed.c (make_tree): Use unsigned_type_for instead of
2111 lang_hooks.types.unsigned_type.
2112 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2113 lang_hooks.types.unsigned_type.
2114 (build_range_check): Likewise.
2115 (fold_unary): Likewise.
2116 (fold_binary): Likewise.
2117 (fold_ternary): Likewise.
2118 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2119 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2120 * tree.c (get_unsigned_type): New.
2121 (unsigned_type_for): Use get_unsigned_type instead of
2122 lang_hooks.types.unsigned_type.
2124 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2126 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2127 to m68k_get_function_kind. Update its prototype.
2128 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2130 (m68k_interrupt_function_p): Return enum m68k_function_type
2131 instead of bool. Rename to m68k_get_function_kind.
2132 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2134 (m68k_compute_frame_layout): Don't mark any register for save
2135 if an interrupt_thread attribute is specified.
2136 (m68k_hard_regno_rename_ok): Update a use of
2137 m68k_interrupt_function_p.
2138 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2139 m68k_interrupt_function_p.
2140 (m68k_function_type): New.
2141 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2142 for a function with an interrupt_thread attribute.
2143 * doc/extend.texi: Document the interrupt_thread attribute.
2145 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2147 Fix PR tree-optimization/31911
2148 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2149 if they didn't change the expression.
2151 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2153 * tree-scalar-evolution.c (resolve_mixers): Exported.
2154 * tree-scalar-evolution.h (resolve_mixers): Declare.
2155 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2156 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2157 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2158 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2159 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2160 strip_conversion, analyze_offset_expr, address_analysis,
2161 object_analysis, analyze_offset): Removed.
2162 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2163 split_constant_offset, canonicalize_base_object_address,
2164 object_address_invariant_in_loop_p, disjoint_objects_p,
2165 dr_may_alias_p, dr_address_invariant_p): New functions.
2166 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2167 and dr_analyze_alias.
2168 (initialize_data_dependence_relation): Use dr_may_alias_p
2169 and object_address_invariant_in_loop_p.
2170 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2172 (find_data_references_in_stmt): Restrict the analysis of data references
2173 to the given loop nest.
2174 (find_data_references_in_loop): Made static. Pass loop nest to
2175 find_data_references_in_stmt.
2176 (compute_data_dependences_for_loop): Use DR_VOPS.
2177 (free_data_ref): Free DR_VOPS.
2178 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2179 (struct innermost_loop_behavior): ... new.
2180 (struct base_object_info): Replaced by ...
2181 (struct indices): ... new.
2182 (struct dr_alias): New.
2183 (enum data_ref_type): Removed.
2184 (struct data_reference): Consist of struct innermost_loop_behavior,
2185 struct indices and struct dr_alias.
2186 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2187 (DR_MEMTAG): Renamed to ...
2188 (DR_SYMBOL_TAG): ... this.
2189 (find_data_references_in_loop): Declaration removed.
2190 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2191 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2192 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2193 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2195 2007-05-13 Revital Eres <eres@il.ibm.com>
2197 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2198 which walks virtual def-use chains to find redundant stores.
2199 (dse_optimize_stmt): Call it.
2201 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2203 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2204 * passes.c (init_optimization_passes): Move pass_jump_bypass
2207 * basic-block.h (bb_has_eh_pred): Fix style issue.
2209 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2211 PR rtl-optimization/31848
2212 * loop-invariant.c (move_invariant_reg): If we move an insn
2213 with a REG_EQUAL note, and that insn is not always executed,
2214 remove the REG_EQUAL note.
2216 2007-05-12 Richard Guenther <rguenther@suse.de>
2218 PR tree-optimization/31797
2219 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2220 propagate into a stmt that has volatile ops.
2222 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2224 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2225 (gcc_tooldir): Likewise.
2226 * configure: Regenerate.
2227 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2228 old configure.ac gcc_tooldir setting.
2229 (prefix_to_exec_prefix): New variable.
2230 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2231 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2233 2007-05-11 Silvius Rus <rus@google.com>
2235 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2236 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2237 * c-common.h (strict_aliasing_warning): Change return type.
2238 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2239 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2240 (build_c_cast): Condition call to strict_aliasing_warning.
2241 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2242 * flags.h (set_Wstrict_aliasing): Declare.
2243 * opts.c (set_Wstrict_alising): Define, add call to.
2244 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2245 * tree-ssa-alias-warnings.c: New file.
2246 * tree-ssa-alias.c (compute_may_aliases): Add call to
2247 strict_aliasing_warning_backend.
2249 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2251 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2252 Use loop_depth and loop_outer accessor functions.
2253 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2254 determine_invariantness_stmt, move_computations_stmt): Ditto.
2255 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2256 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2257 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2258 * tree-scalar-evolution.c (interpret_loop_phi,
2259 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2260 instantiate_parameters_1, scev_const_prop): Ditto.
2261 * cfghooks.c (make_forwarder_block): Ditto.
2262 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2263 * modulo-sched.c (loop_canon_p): Ditto.
2264 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2265 slpeel_can_duplicate_loop_p): Ditto.
2266 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2267 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2268 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2269 cancel_loop, verify_loop_structure): Ditto.
2270 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2271 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2272 superloops vector instead of "pred" array.
2273 (establish_preds): Take father loop as an argument. Initialize the
2275 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2276 initialize loop->outer.
2277 (flow_loop_tree_node_remove): Truncate the superloops vector.
2278 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2279 "pred" merged to "superloops" vector.
2280 (loop_depth, loop_outer): New.
2281 (fel_init): Use loop_outer.
2283 2007-05-11 Jan Hubicka <jh@suse.cz>
2285 * cgraphunit.c: Include gt-cgraphunit.h
2286 (static_ctors, static_dtors): New static vars.
2287 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2288 based on implementation in c-common.c
2289 (cgraph_finalize_function): Call record_cdtor_fn.
2290 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2291 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2292 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2293 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2294 build_cdtor, c_build_cdtor_fns): Remove.
2295 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2296 c_build_cdtor_fns): Remove prototype.
2298 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2301 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2302 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2303 * builtins.c (fold_builtin_memchr): New.
2304 (expand_builtin_memchr): Call the latter.
2305 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2306 * doc/extend.texi ([Other built-in functions provided by GCC]):
2309 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2311 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2312 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2313 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2314 PFPO_OP1_TYPE_SHIFT): Constants added.
2315 (DFP_ALL): Mode macro defined.
2316 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2317 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2318 Insn definitions added.
2319 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2320 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2323 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2325 PR tree-optimization/31885
2326 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2328 (automatically_generated_chrec_p): Return false for NULL.
2330 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2332 * config/bfin/bfin.h (MOVE_RATIO): Define.
2334 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2336 * config.gcc (sparc-wrs-vxworks): New target.
2337 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2338 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2339 * config/sparc/sparc.h: Include vxworks-dummy.h.
2340 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2341 include LABEL_REFs too.
2342 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2343 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2345 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2347 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2348 (sparc_emit_call_insn): New function.
2349 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2350 functions when generating VxWorks PIC.
2351 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2352 (call, call_value): Use sparc_emit_call_insn instead of
2355 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2357 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2359 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2361 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2362 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2363 instead of operand_subword.
2365 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2367 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2368 * config/bfin/bfin.c (bfin_local_alignment): New function.
2369 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2371 2007-05-08 Chao-ying Fu <fu@mips.com>
2373 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2374 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2375 (smsub_widen_optab, umsub_widen_optab): Define.
2376 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2378 * genopinit.c (optabs): Fill in smsub_widen_optab and
2380 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2381 and umsub_widen_optab to implement multiply-subtract sequences.
2382 * config/mips/mips.md (*msac<u>_di): Rename to...
2383 (<u>msubsidi4): ...this. Extend condition to include
2384 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2385 of operand 0 to "ka" and use the three-operand form of msub<u>
2387 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2390 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2392 PR rtl-optimization/28011
2393 * reload.c (push_reload): Set dont_share if IN appears in OUT
2394 also when IN is a PLUS rtx.
2395 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2398 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2400 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2401 call unshare_all_decls.
2402 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2403 (unshare_all_decls): Remove.
2405 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2408 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2411 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2412 Nigel Stephens <nigel@mips.com>
2414 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2415 Update comments and all uses.
2416 (MIN_FPRS_PER_FMT): Define.
2417 * config/mips/mips.c (function_arg): Fix to correctly handle
2418 the -mips32r2 -mfp64 -mabi=32 case.
2419 (override_options): Enable use of odd-numbered registers for
2420 SFmode values on MIPS32.
2421 (mips_save_reg_p): Save whole floating-point register pair if
2422 either half is used.
2423 (compute_frame_size): Fix comment.
2425 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2427 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2428 argument of type bool.
2429 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2430 argument. Safely select temporary P register according to it.
2431 (do_link): Change call site of add_to_reg accordingly.
2432 (do_unlink): Add epilogue_p as a fourth argument and pass it
2434 (expand_interrupt_handler_epilogue): Change call of do_unlink
2436 (bfin_expand_prologue): Add a third argument sibcall_p.
2437 * config/bfin/bfin.md (epilogue): Change call of
2438 bfin_expand_epilogue accordingly.
2439 (sibcall_epilogue): Likewise.
2440 (eh_return_internal): Likewise.
2442 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2443 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2444 * config/bfin/bfin.c (bfin_handle_option): Handle
2445 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2446 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2447 Support bf534, bf536 and bf561.
2448 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2450 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/i386.c (ix86_function_regparm): Process local
2454 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2456 2007-05-07 Mike Stump <mrs@apple.com>
2458 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2459 also checks for and while statements in C++.
2461 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2463 * gcc.c (at_file_supplied): New variable.
2464 (main): Set it if we expanded argv.
2465 (do_spec_1): Pass an @-file to the linker if we were called with
2466 an @-file argument and HAVE_GNU_LD.
2467 * collect2.c (at_file_supplied): New variable.
2468 (response_file): New variable.
2469 (collect_exit): Unlink response_file if necessary.
2470 (handler): Likewise.
2471 (do_wait): Likewise.
2472 (main): Set at_file_supplied if we expanded argv.
2473 (collect_execute): Pass an @-file to subprocesses if we were called
2474 with an @-file argument.
2475 * configure.ac: Add define for HAVE_GNU_LD.
2476 * configure: Regenerate.
2477 * config.in: Regenerate.
2479 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2481 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2487 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2489 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2490 (TARGET_ENCODE_SECTION_INFO): Re-define.
2491 (m32c_encode_section_info): New
2492 (function_vector_handler): New
2493 (current_function_special_page_vector): New
2494 (m32c_special_page_vector_p): New.
2495 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2497 * config/m32c/jump.md: Added instruction JSRS for functions
2498 with attribute "function_vector".
2499 * doc/extend.texi (function_vector): Added description
2500 for M16C, M32C targets.
2502 2007-05-07 DJ Delorie <dj@redhat.com>
2505 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2506 ashrpsi3, lshrpsi3): Update shift count constraint.
2508 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2509 Nathan Froyd <froydnj@codesourcery.com>
2512 * c-incpath.c (add_path): Strip trailing path separators.
2514 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2516 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2517 Free dominance info before purging EH edges.
2518 (eliminate_degenerate_phis): Likewise.
2519 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2521 2007-05-07 Jan Hubicka <jh@suse.cz>
2523 * gimplify.c (gimplify_expr): Do not crash when folding
2524 (void *)(int)&a + 4.
2526 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2529 * c-opts.c (lang_fortran): Make it non static.
2530 * c-common.h (lang_fortran): New prototype.
2531 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2532 -lang-fortran option was passed by the driver.
2534 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2536 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2537 of ASSERT_CHECKING. Tweak message.
2539 2007-05-06 Revital Eres <eres@il.ibm.com>
2542 * loop-unroll.c (insert_var_expansion_initialization):
2543 Initialize the expansions with -zero instead of +zero.
2545 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2547 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2548 into pic and non-pic versions. Mark r19 as used for
2549 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2550 for tgd_load, tld_load and tie_load .
2551 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2552 version of tgd_load, tld_load and tie_load depending on the
2555 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2556 Jakub Jelinek <jakub@redhat.com>
2558 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2559 (__do_global_dtors_aux): Use more paranoid loop to run
2560 destructors if HIDDEN_DTOR_LIST_END.
2561 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2563 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2565 * varasm.c (align_variable): Don't increase alignment for
2566 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2567 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2569 2007-05-04 Josh Conner <jconner@apple.com>
2571 * basic-block.h (cdi_direction): Assign values to all enumeration
2573 (dom_computed): Remove.
2574 (dom_info_state): New.
2575 (set_dom_info_availability): New.
2576 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2577 walk_data.dom_direction.
2578 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2579 instead of dom_computed[].
2580 (split_edge): Likewise.
2581 (create_basic_block): Likewise.
2582 (merge_blocks): Likewise.
2583 * ifcvt.c (find_if_header): Likewise.
2584 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2585 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2586 * tree-ssa.c (verify_ssa): Likewise.
2587 * tree-cfg.c (tree_verify_flow_info): Likewise.
2588 (remove_edge_and_dominated_blocks): Likewise.
2589 * dominance.c (dom_computed): Make static.
2590 (calc_dfs_tree_nonrec): Change third param to a bool.
2591 (calc_dfs_tree): Change second param to a bool.
2592 (calc_idioms): Change second param to a bool. Use
2593 dom_convert_dir_to_idx.
2594 (init_dom_info): Validate dir before using.
2595 (dom_convert_dir_to_idx): New.
2596 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2597 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2598 (free_dominance_info): Use dom_convert_dir_to_idx.
2599 (get_immediate_dominator): Likewise.
2600 (set_immediate_dominator): Likewise.
2601 (get_dominated_by): Likewise.
2602 (redirect_immediate_dominators): Likewise.
2603 (nearest_common_denominator): Likewise.
2604 (dominated_by_p): Likewise.
2605 (bb_dom_dfs_in): Likewise.
2606 (bb_dom_dfs_out): Likewise.
2607 (recount_dominator): Likewise.
2608 (iterate_fix_dominators): Likewise.
2609 (add_to_dominance_info): Likewise.
2610 (delete_from_dominance_info): Likewise.
2611 (first_dom_son): Likewise.
2612 (next_dom_son): Likewise.
2613 (dom_info_available_p): Likewise.
2614 (dom_info_state): New.
2615 (set_dom_info_availability): New.
2617 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2619 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2621 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2623 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2625 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2626 (subdi3, subdi_carry): Delete.
2628 2007-05-04 Jan Hubicka <jh@suse.cz>
2629 Richard Guenther <rguenther@suse.de>
2631 * opts.c (decode_options): Do not fiddle with inlining
2632 parameters in case of optimizing for size.
2633 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2634 for size do nothing.
2635 (cgraph_decide_inlining_of_small_function): When optimizing for
2636 size never inline functions increasing caller size.
2637 (cgraph_early_inlining): Inline for size when optimizing for size.
2639 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2641 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2642 logical operations piecewise.
2643 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2644 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2645 subdi_sesidi_di): Delete.
2646 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2647 the generated sequence. Allow three-reg add in constraints. Rewrite
2648 the rtl expression for carry to avoid zero_extend of a constant.
2649 (sub_with_carry): New pattern.
2650 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2651 different sequence not involving jumps.
2652 (notbi): Now a named pattern.
2654 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2656 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2657 Add the note about a significant loss of accuracy of some
2658 mathematical routines when these options are used.
2660 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2662 * haifa-sched.c (rtx_vec_t): New typedef.
2663 (contributes_to_priority_p): Extract piece of priority () into new
2665 (priority): Use the function. Add assertion.
2666 (rank_for_schedule, set_priorities): Add assertion to check that
2667 insn's priority is initialized.
2668 (clear_priorities, calc_priorities): Change signature. Make it update
2669 all relevant insns. Update all callers ('add_to_speculative_block ()'
2670 and 'create_block_check_twin ()').
2671 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2672 Add new field 'priority_status'.
2673 (INSN_PRIORITY_STATUS): New macro.
2674 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2676 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2678 * sched-ebb.c (debug_ebb_dependencies): New static function.
2679 (init_ready_list): Use it.
2681 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2682 with changed signature and 'debug_rgn_dependencies ()'.
2683 (debug_rgn_dependencies): New static function.
2684 (init_ready_list): Use it.
2686 * sched-int.h (debug_dependencies): Declare.
2688 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2692 2007-05-04 Dirk Mueller <dmueller@suse.de>
2694 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2696 2007-05-03 Jan Hubicka <jh@suse.cz>
2698 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2699 for pointer type in more cases than before.
2701 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2703 * tree-object-size.c (plus_expr_object_size): When operand size is
2704 unknown, return unknown.
2706 2007-05-03 Dirk Mueller <dmueller@suse.de>
2708 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2710 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2713 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2715 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2717 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2719 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2721 * config/soft-fp/double.h, config/soft-fp/extended.h,
2722 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2723 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2724 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2725 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2728 2007-05-03 Ian Lance Taylor <iant@google.com>
2730 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2731 MASK_PPC_GFXOPT for 8540 or 8548.
2733 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2735 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2736 vect_print_dump_info() to output debug information.
2738 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2741 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2742 operands of size 2 when operand is not MEM_P.
2744 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2746 PR tree-optimization/30565
2747 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2749 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2751 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2752 (umulsi3_highpart): Use them.
2753 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2754 for final accumulator to D regisster tranfser.
2756 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2758 PR tree-optimization/31699
2759 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2761 (vect_enhance_data_refs_alignment): Compute peel amount using
2762 TYPE_VECTOR_SUBPARTS instead of vf.
2763 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2765 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2768 * system.h: Remove inclusion of double-int.h
2769 * tree.h: Include double-int.h
2770 * gengtype.c: Likewise
2771 * cfgloop.h: Likewise
2772 * Makefile.in: Adjust dependencies on double-int.h
2774 2007-05-02 Eric Christopher <echristo@apple.com>
2776 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2777 -shared to -Zdynamiclib.
2779 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2782 * c-common.c (strip_pointer_or_array_types): New function.
2783 * c-common.h (strip_pointer_or_array_types): New function declaration.
2785 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2787 PR tree-optimization/31771
2788 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2790 2007-05-02 Paul Brook <paul@codesourcery.com>
2792 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2794 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2797 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2800 2007-05-02 Nick Clifton <nickc@redhat.com>
2802 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2804 2007-05-02 Richard Guenther <rguenther@suse.de>
2806 PR tree-optimization/31146
2807 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2808 argument, single_use_p. If we have a single use that is
2809 a conversion to the definition rhs type, propagate that rhs.
2810 (forward_propagate_addr_expr): Pass single_use_p argument
2811 to forward_propagate_addr_expr_1.
2813 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2815 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2818 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2820 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2821 'AMD Family 10 core'.
2823 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2825 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2826 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2827 with SSE3 instruction set support.
2828 * doc/invoke.texi: Likewise.
2830 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2832 * config/i386/i386.c (override_options): Tuning 32-byte loop
2833 alignment for amdfam10 architecture. Increasing the max loop
2834 alignment to 24 bytes.
2836 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2838 * config/m68k/constraints.md: New.
2839 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2840 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2841 EXTRA_CONSTRAINT): Remove.
2842 * config/m68k/m68k.md: Include constraints.md.
2843 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2845 2007-05-01 Ian Lance Taylor <iant@google.com>
2847 PR tree-optimization/31739
2848 * tree-vrp.c (vrp_val_is_max): New static function.
2849 (vrp_val_is_min): New static function.
2850 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2852 (set_value_range): Use vrp_val_is_{max,min}.
2853 (extract_range_from_assert): Likewise.
2854 (extract_range_from_binary_expr): Likewise.
2855 (extract_range_from_unary_expr): Likewise.
2856 (dump_value_range, vrp_meet): Likewise.
2857 (vrp_visit_phi_node): Likewise.
2858 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2860 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2862 * config/i386/gmon-sol2.c (size_t): New type.
2863 (intptr_t): Likewise.
2864 (s_textsize): Declare as size_t.
2866 (monstartup): Use size_t for sizes.
2867 (_mcount): Save and restore registers.
2868 (internal_mcount): Pass 0 as the first argument to monstartup
2870 (moncontrol): Convert pointer to appropriately sized integer
2871 before passing to profil.
2873 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2875 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2876 __NO_FPRS__, not just if _SOFT_DOUBLE.
2877 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2878 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2879 also for E500 double.
2880 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2881 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2884 2007-05-01 Richard Guenther <rguenther@suse.de>
2886 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2889 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2891 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2893 2007-05-01 Jan Hubicka <jh@suse.cz>
2895 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2898 2007-05-01 Jan Hubicka <jh@suse.cz>
2900 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2901 (maybe_fold_offset_to_reference): Declare.
2902 * fold-const.c (fold_unary): Do not fold
2903 (type *)&A into &A->field_of_type_and_offset_0
2904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2905 size is unknown, give up.
2906 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2908 (maybe_fold_offset_to_reference): New.
2909 (maybe_fold_stmt_indirect): Use it.
2910 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2911 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2913 (gimplify_expr): Likewise for plus_expr.
2915 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2917 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2918 bsi_after_labels. Always insert statements before bsi.
2919 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2920 * predict.c (apply_return_prediction): Check for empty blocks.
2921 * cfgexpand.c (lab_rtx_for_bb): New variable.
2922 (label_rtx_for_bb): Do not create new tree labels.
2923 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2924 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2925 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2927 (label_for_bb): Add field used.
2928 (update_eh_label, main_block_label): Mark the label used.
2929 (cleanup_dead_labels): Remove unused labels.
2931 2007-05-01 Richard Guenther <rguenther@suse.de>
2933 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2934 if it is not about to be set.
2935 (get_value_range): Do not pre-allocate equiv bitmap.
2936 (update_value_range): No need to clear equiv field.
2937 (add_equivalence): Change prototype to get bitmap pointer.
2938 Allocate bitmap here if it is not already.
2939 (extract_range_from_assert): Do not allocate bitmap here.
2940 Update callers to add_equivalence.
2941 (extract_range_from_ssa_name): Likewise.
2942 (get_vr_for_comparison): New static helper.
2943 (compare_name_with_value): Handle NULL equiv bitmap by
2944 peeling the first iteration of the comparison loop.
2945 Use get_vr_for_comparison.
2946 (compare_names): Handle NULL equiv bitmaps by using fake
2947 ones. Use get_vr_for_comparison.
2949 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2951 * double-int.c (mpz_set_double_int): Moved from
2952 tree-ssa-loop-niter.c.
2953 (mpz_get_double_int): Likewise; also, add option to wrap
2954 out-of-range integers.
2955 * double-int.h: New prototypes for above.
2956 * tree.c (get_static_type_bounds): Moved from
2957 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2958 TYPE_MAX_VALUE if they exist..
2959 * tree.h: New prototype for above.
2960 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2961 get_type_bounds calls.
2962 (mpz_set_double_int): Move to double-int.c.
2963 (get_type_bounds): Move to tree.c, rename to
2964 get_static_type_bounds.
2965 (mpz_to_double_int): Move to double-int.c, rename to
2968 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2970 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2971 DIV0 exception can fall through to a normal return.
2973 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2977 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2978 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2979 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2980 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2981 initialize align to silence bogus warning.
2982 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2983 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2985 (struct sra_walk_fns): Remove use_all parameter from use.
2986 (sra_hash_tree): Handle BIT_FIELD_REFs.
2987 (sra_elt_hash): Don't hash bitfld blocks.
2988 (sra_elt_eq): Skip them in parent compares as well. Handle
2990 (sra_walk_expr): Don't maintain or pass down use_all_p.
2991 (scan_use): Remove use_all parameter.
2992 (scalarize_use): Likewise. Re-expand assignment to
2993 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2994 output, and re-scalarize after output. Don't mark anything
2996 (scalarize_ldst): Adjust.
2997 (scalarize_walk_gimple_modify_statement): Likewise.
2998 (build_element_name_1): Handle BIT_FIELD_REFs.
2999 (instantiate_element): Don't warn for any element whose parent
3001 (instantiate_missing_elements_1): Return the sra_elt.
3002 (canon_type_for_field): New.
3003 (try_instantiate_multiple_fields): New.
3004 (instantiate_missing_elemnts): Use them.
3005 (mark_no_warning): Removed.
3006 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3007 (REPLDUP, sra_build_elt_assignment): New.
3008 (generate_copy_inout): Use them.
3009 (generate_element_copy): Likewise. Handle bitfld differences.
3010 (generate_element_zero): Don't recurse for blocks. Use
3011 sra_build_elt_assignment.
3012 (generate_one_element_int): Take elt instead of var. Use
3013 sra_build_elt_assignment.
3014 (generate_element_init_1): Adjust.
3015 (scalarize_use, scalarize_copy): Use REPLDUP.
3016 (scalarize_ldst): Move assert before dereference.
3017 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3019 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3022 * tree.c (reconstruct_complex_type): Reconstruct a reference
3024 Also use the same mode for the pointer as the old pointer type.
3026 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3028 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3031 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3033 PR rtl-optimization/31676
3034 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3035 (df_refs_record): Call it.
3037 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3039 * rtl.def (SS_ABS): New code.
3040 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3041 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3042 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3043 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3044 (bfin_init_builtins): Define them.
3045 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3046 (bfin_expand_builtin): ... and handle the others here.
3047 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3048 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3049 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3050 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3051 operand is only HImode.
3053 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3055 * regclass.c (scan_one_insn): Remove splitting of
3058 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3059 Nigel Stephens <nigel@mips.com>
3061 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3063 2007-04-28 Jan Hubicka <jh@suse.cz>
3065 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3066 insn_locators_alloc instead of insn_locators_initialize;
3067 call reset_block_changes.
3068 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3069 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3070 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3071 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3072 * config/score/score.c (th_output_mi_thunk): Likewise.
3073 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3074 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3075 tolerate uninitialized locator info.
3078 * function.c (init_function_start): Don't init line number info.
3079 (expand_function_end): Update.
3080 (reset_block_changes, record_block_change, finalize_block_changes,
3081 check_block_change, free_block_changes): Kill.
3082 * function.h (reset_block_changes, record_block_change,
3083 finalize_block_changes, check_block_change, free_block_changes): Remove
3085 (struct function): Remove ib_boundaries_block.
3086 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3087 Use curr_insn_locator to initialize locator.
3088 (emit_line_note): Remove.
3089 * cfgexpand.c (expand_gimple_cond_expr): Update.
3090 (construct_exit_block): Likewise.
3091 (tree_expand_cfg): Initialize/finalize locators.
3092 * expr.c (expand_expr_real): Update.
3093 * cfglayout.c (line_locators_locs, line_locators_lines,
3094 file_locators_locs, file_locators_files): Remove.
3095 (set_block_levels): Move to cfgexpand.c.
3096 (insn_locators_initialize): Remove.
3097 (pass_insn_locators_initialize): Remove.
3098 (locations_locators_locs, locations_locators_vals): New static vars.
3099 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3101 (insn_locators_alloc, insn_locators_finalize,
3102 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3104 (locator_location): New.
3105 (locator_line, locator_file): Rewrite.
3106 * rtl.h (emit_line_note): Kill.
3107 (insn_locators_alloc, insn_locators_finalize,
3108 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3110 * tree-inline.c (initialize_cfun): Do not initialize
3111 ib_boundaries_block.
3112 * passes.c (pass_insn_locators_initialize): Remove.
3114 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3116 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3117 info. Update last_basic_block correctly.
3119 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3122 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3123 register itself to hold the offset constant. Tell flow the use
3124 of r4 and r5 when they are used.
3126 2007-04-27 Richard Guenther <rguenther@suse.de>
3128 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3129 if we simplified anything.
3130 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3131 warnings until we did a simplification and the stmt was not
3132 marked as TREE_NO_WARNING.
3134 2007-04-27 Mike Stump <mrs@apple.com>
3136 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3138 2007-04-27 Ian Lance Taylor <iant@google.com>
3141 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3142 TYPE_MAX_VALUE exist, convert them to the new type.
3144 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3146 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3147 if it claims to be available.
3148 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3150 (perform_tree_ssa_dce): Always free postdominators.
3152 2007-04-27 Richard Henderson <rth@redhat.com>
3154 * config/alpha/predicates.md (aligned_memory_operand): Mark
3155 as define_special_predicate.
3156 (unaligned_memory_operand, normal_memory_operand): Likewise.
3157 (reg_or_unaligned_mem_operand): Remove.
3158 (any_memory_operand): Match the documentation and check for
3159 non-renumbered pseudos during reload.
3160 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3161 alpha_secondary_reload_class, update to new interface, make static.
3162 Handle CQImode like HImode. Remove FP subreg check.
3163 (alpha_expand_mov): Use replace_equiv_address.
3164 (alpha_expand_mov_nobwx): Use any_memory_operand.
3165 (TARGET_SECONDARY_RELOAD): New.
3166 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3167 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3168 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3169 * config/alpha/alpha.md: ... here.
3170 (RELOAD12, reloadmode): New.
3172 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3173 Don't handle the aligned case here.
3174 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3175 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3176 reload_inhi_help. Don't expect a scratch register.
3177 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3179 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3181 2007-04-27 Richard Guenther <rguenther@suse.de>
3183 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3185 2007-04-27 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/30965
3188 PR tree-optimization/30978
3189 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3190 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3191 (find_equivalent_equality_comparison): Likewise.
3192 (simplify_cond): Likewise.
3193 (get_prop_source_stmt): New helper.
3194 (get_prop_dest_stmt): Likewise.
3195 (can_propagate_from): Likewise.
3196 (remove_prop_source_from_use): Likewise.
3197 (combine_cond_expr_cond): Likewise.
3198 (forward_propagate_comparison): New function.
3199 (forward_propagate_into_cond): Rewrite to use fold for
3201 (tree_ssa_forward_propagate_single_use_vars): Call
3202 forward_propagate_comparison to propagate comparisons.
3204 2007-04-27 Richard Guenther <rguenther@suse.de>
3206 PR tree-optimization/31715
3207 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3208 sure to do computation on the offset in an appropriate
3211 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3213 * reload.h (elimination_target_reg_p): Declare.
3214 * reload.c (find_reloads): Don't apply the reg_rtx move
3215 optimization if the SET_DEST satisfies elimination_target_reg_p.
3216 * reload1.c (elimination_target_reg_p): New function.
3217 (gen_reload): In the move/add2 fallback, make sure that op0
3218 does not overlap the destination register.
3220 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3222 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3223 transform only GIMPLE_MODIFY_STMTs.
3224 * tree-complex.c (expand_complex_operations_1): Ditto.
3225 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3226 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3227 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3229 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3230 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3231 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3232 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3233 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3234 slpeel_add_loop_guard): Ditto.
3235 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3236 * lambda-code.c (perfect_nestify): Ditto.
3237 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3238 before the first statement.
3239 * tree-optimize.c (execute_free_datastructures): Fix comments.
3240 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3241 * tree-flow.h (disband_implicit_edges): Declaration removed.
3242 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3244 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3246 (disband_implicit_edges, has_label_p): Removed.
3247 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3248 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3250 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3252 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3253 also for COND_EXPRs.
3254 * cfgexpand.c (label_rtx_for_bb): New function.
3255 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3256 Use label_rtx_for_bb to find the labels.
3257 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3258 last block. Detect fallthru edges.
3260 2007-04-26 Ian Lance Taylor <iant@google.com>
3263 * reload.c (find_reloads_subreg_address): If the address was valid
3264 in the original mode but not in the new mode, reload the whole
3267 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3269 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3270 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3271 (cleanup_control_expr_graph): Do not invalidate dominance info.
3272 Record altered blocks.
3273 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3274 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3275 cleanup_tree_cfg_bb): New functions.
3276 (remove_forwarder_block): Do not maintain the worklist of blocks.
3277 Record altered blocks.
3278 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3280 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3281 delete_unreachable_blocks if dominators are not available.
3282 * tree-inline.c (optimize_inline_calls): Free dominance information
3284 * tree-flow.h (remove_edge_and_dominated_blocks,
3285 cfgcleanup_altered_bbs): Altered.
3286 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3288 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3290 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3291 do not invalidate dominators.
3293 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3295 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3296 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3297 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3298 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3300 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3302 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3304 2007-04-26 Richard Guenther <rguenther@suse.de>
3306 PR tree-optimization/31703
3307 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3308 the right type for the target of the bittest.
3310 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3312 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3313 ix86_sol10_return_in_memory.
3315 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3317 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3320 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3323 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3325 PR tree-optimization/30558
3326 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3327 clear this_state.prev_try.
3329 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3330 Mark Mitchell <mark@codesourcery.com>
3332 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3333 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3334 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3336 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3339 * doc/invoke.texi (%:print-asm-header): Document.
3340 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3342 (static_spec_functions): Add print-asm-header.
3343 (main): Print a banner before the --target-help linker options.
3344 (print_asm_header_spec_function): New function.
3346 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3349 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3350 (movsf_ie): Likewise.
3352 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3354 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3356 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3358 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3360 (__umodsi3, __modsi3): Likewise.
3362 2007-04-25 Dirk Mueller <dmueller@suse.de>
3364 * c-typeck.c (build_compound_expr): Annotate warning()
3365 call with OPT_Wunused_value.
3366 * tree-ssa.c (warn_uninit): Annotate warning with
3368 * c-common.c (handle_sentinel_attribute): Annotate warning
3369 call with OPT_Wattributes.
3371 2007-04-25 Thiemo Seufer <ths@mips.com>
3373 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3375 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3376 on to the assembler. Improve handling of -mno-mips16. Add handling
3377 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3378 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3379 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3380 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3382 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3385 * config/i386/winnt.c (i386_pe_file_end): Strip only
3386 USER_LABEL_PREFIX when writing export name.
3388 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3390 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3391 sh/elf.h, vx-common.h and vxworks.h.
3392 * config/sh/sh.h: Include config/vxworks-dummy.h.
3393 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3394 (OVERRIDE_OPTIONS): Use it.
3395 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3396 (vxworks_picreg): New pattern.
3397 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3398 VXWORKS_OS_CPP_BUILTINS.
3399 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3400 to their VXWORKS_* equivalents.
3401 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3402 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3403 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3404 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3405 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3406 -mrtp/-fPIC multilibs.
3407 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3408 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3409 (MULTILIB_OSDIRNAMES): Delete.
3411 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3414 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3416 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3418 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3419 rounding mode to be specified by the caller.
3420 (real_to_mpfr) Likewise.
3421 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3422 include new arguments.
3423 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3425 2007-04-24 Ian Lance Taylor <iant@google.com>
3427 PR tree-optimization/31605
3428 * tree-vrp.c (set_value_range): Check that min and max are not
3429 both overflow infinities.
3430 (set_value_range_to_value): New static function.
3431 (extract_range_from_binary_expr): Call set_value_range_to_value.
3432 (extract_range_from_cond_expr): Likewise.
3433 (extract_range_from_expr): Likewise.
3434 (extract_range_from_unary_expr): Likewise. Don't create a range
3435 which overflows on both sides.
3436 (vrp_meet): Check for a useless range.
3437 (vrp_visit_phi_node): If we see a constant which looks like an
3438 overflow infinity, turn off the TREE_OVERFLOW flag.
3440 2007-04-24 Ian Lance Taylor <iant@google.com>
3442 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3444 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3447 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3448 diagnostic message is being built.
3449 * tree-pretty-print.c (dump_generic_node): Only write the
3450 formatted text into BUFFER's stream if we are not building a
3452 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3454 * Makefile.in (toplev.o): Depend on tree-pass.h.
3456 2007-04-24 Ian Lance Taylor <iant@google.com>
3458 PR tree-optimization/31602
3459 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3460 conditionals in the copied loop header.
3461 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3462 warnings if TREE_NO_WARNING is set.
3463 * doc/invoke.texi (Warning Options): Clarify that
3464 -Wstrict-overflow does not warn about loops.
3466 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3468 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3469 expand on the comment about _Decimal128 arguments and check the
3470 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3471 that _Decimal128 argument uses even/odd register pair.
3472 (function_arg): Ditto.
3474 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3476 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3477 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3479 2007-04-24 Richard Guenther <rguenther@suse.de>
3480 Olga Golovanevsky <olga@il.ibm.com>
3482 * fold-const.c (multiple_of_p): Check for bottom
3485 2007-04-24 Richard Henderson <rth@redhat.com>
3487 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3488 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3489 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3490 looking for non-zero bits shifted out. Avoid a recursive call
3491 when constructing the scalar.
3492 (__floatundisf): Likewise.
3494 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3496 * dwarf2out.c (field_byte_offset): Move the existing logic
3497 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3498 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3500 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3503 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3504 argument of 0 for memset.
3505 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3506 unsigned shift instead of the signed variant.
3508 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3510 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3511 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3512 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3513 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3514 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3515 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3516 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3517 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3518 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3519 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3520 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3521 "mul<mode>3", "div<mode>3"): Insn definitions added.
3522 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3523 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3524 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3525 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3526 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3527 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3528 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3529 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3530 TARGET_FLOAT_FORMAT): Macro definitions removed.
3531 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3532 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3533 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3534 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3535 (s390_gen_rtx_const_DI): Function removed.
3536 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3538 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3540 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3541 over an external ffs function.
3543 2007-04-24 Chao-ying Fu <fu@mips.com>
3544 Richard Sandiford <richard@nildram.co.uk>
3546 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3547 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3548 (smadd_widen_optab, umadd_widen_optab): Define.
3549 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3551 * genopinit.c (optabs): Fill in smadd_widen_optab and
3553 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3554 and umadd_widen_optab to implement multiply-add sequences.
3555 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3556 (<u>maddsidi4): ...this. Extend condition to include
3557 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3558 of operand 0 to "ka" and use the three-operand form of madd<u>
3560 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3562 * config/mips/constraints.md (ka): New register constraint.
3564 2007-04-24 Jan Hubicka <j@suse.cz>
3568 2007-04-23 Jan Hubicka <jh@suse.cz>
3569 * function.c (init_function_start): Don't init line number info.
3570 (expand_function_end): Update.
3571 (reset_block_changes, record_block_change, finalize_block_changes,
3572 check_block_change, free_block_changes): Kill.
3573 * function.h (reset_block_changes, record_block_change,
3574 finalize_block_changes, check_block_change, free_block_changes): Remove
3576 (struct function): Remove ib_boundaries_block.
3577 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3578 Use curr_insn_locator to initialize locator.
3579 (emit_line_note): Remove.
3580 * cfgexpand.c (expand_gimple_cond_expr): Update.
3581 (construct_exit_block): Likewise.
3582 (tree_expand_cfg): Initialize/finalize locators.
3583 * expr.c (expand_expr_real): Update.
3584 * cfglayout.c (line_locators_locs, line_locators_lines,
3585 file_locators_locs, file_locators_files): Remove.
3586 (set_block_levels): Move to cfgexpand.c.
3587 (insn_locators_initialize): Remove.
3588 (pass_insn_locators_initialize): Remove.
3589 (locations_locators_locs, locations_locators_vals): New static vars.
3590 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3592 (insn_locators_alloc, insn_locators_finalize,
3593 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3595 (locator_location): New.
3596 (locator_line, locator_file): Rewrite.
3597 * rtl.h (emit_line_note): Kill.
3598 (insn_locators_alloc, insn_locators_finalize,
3599 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3601 * tree-inline.c (initialize_cfun): Do not initialize
3602 ib_boundaries_block.
3603 * passes.c (pass_insn_locators_initialize): Remove.
3605 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3607 * doc/invoke.texi: Removed leading '-' from option index entries.
3609 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3611 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3613 (create_phi_node): Use set_phi_nodes.
3614 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3615 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3616 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3617 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3618 (bsi_start, bsi_last): Use bb_stmt_list.
3619 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3620 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3621 Traverse the statements using tsi iterator.
3622 * basic-block.h (struct basic_block_def): Fields stmt_list
3623 and phi_nodes moved to ...
3624 (struct tree_bb_info): ... new structure.
3625 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3626 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3627 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3628 (tree_verify_flow_info): Verify that il.tree is not set for
3629 entry and exit block.
3630 (tree_split_block): Use set_bb_stmt_list.
3632 2007-04-23 Mike Stump <mrs@apple.com>
3634 * config/i386/i386.c (ix86_tune_features
3635 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3638 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3640 * config/i386/i386.md (prefix_extra): New attribute.
3641 (length): Add prefix_extra.
3643 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3644 (sse2_movntv2di): Likewise.
3645 (sse2_cvtps2dq): Likewise.
3646 (sse2_cvtpd2pi): Likewise.
3647 (sse2_cvttpd2pi): Likewise.
3648 (*sse2_cvtpd2ps): Likewise.
3649 (*add<mode>3): Likewise.
3650 (sse2_ssadd<mode>3): Likewise.
3651 (sse2_usadd<mode>3): Likewise.
3652 (*sub<mode>3): Likewise.
3653 (sse2_sssub<mode>3): Likewise.
3654 (sse2_ussub<mode>3): Likewise.
3655 (*mulv8hi3): Likewise.
3656 (*smulv8hi3_highpart): Likewise.
3657 (*umulv8hi3_highpart): Likewise.
3658 (sse2_umulv2siv2di3): Likewise.
3659 (sse2_pmaddwd): Likewise.
3660 (ashr<mode>3): Likewise.
3661 (lshr<mode>3): Likewise.
3662 (ashl<mode>3): Likewise.
3663 (sse2_ashlti3): Likewise.
3664 (sse2_lshrti3): Likewise.
3665 (*umaxv16qi3): Likewise.
3666 (*smaxv8hi3): Likewise.
3667 (*uminv16qi3): Likewise.
3668 (*sminv8hi3): Likewise.
3669 (sse2_eq<mode>3): Likewise.
3670 (sse2_gt<mode>3): Likewise.
3671 (*and<mode>3): Likewise.
3672 (sse2_nand<mode>3): Likewise.
3673 (*ior<mode>3): Likewise.
3674 (*xor<mode>3): Likewise.
3675 (sse2_packsswb): Likewise.
3676 (sse2_packssdw): Likewise.
3677 (sse2_packuswb): Likewise.
3678 (sse2_punpckhbw): Likewise.
3679 (sse2_punpcklbw): Likewise.
3680 (sse2_punpckhwd): Likewise.
3681 (sse2_punpcklwd): Likewise.
3682 (sse2_punpckhdq): Likewise.
3683 (sse2_punpckldq): Likewise.
3684 (sse2_punpckhqdq): Likewise.
3685 (sse2_punpcklqdq): Likewise.
3686 (*sse2_pinsrw): Likewise.
3687 (*sse2_pextrw): Likewise.
3688 (sse2_pshufd_1): Likewise.
3689 (sse2_uavgv16qi3): Likewise.
3690 (sse2_uavgv8hi3): Likewise.
3691 (sse2_psadbw): Likewise.
3692 (sse2_pmovmskb): Likewise.
3693 (*sse2_maskmovdqu): Likewise.
3694 (*sse2_maskmovdqu_rex64): Likewise.
3695 (sse4a_extrqi): Likewise.
3696 (sse4a_extrq): Likewise.
3697 (sse3_lddqu): Set prefix_rep.
3698 (sse3_addsubv4sf3): Likewise.
3699 (sse3_haddv4sf3): Likewise.
3700 (sse3_hsubv4sf3): Likewise.
3701 (sse_cvtss2si): Likewise.
3702 (sse_cvtss2si_2): Likewise.
3703 (sse_cvtss2siq): Likewise.
3704 (sse_cvtss2siq_2): Likewise.
3705 (sse_cvttss2si): Likewise.
3706 (sse_cvttss2siq): Likewise.
3707 (sse2_cvttps2dq): Likewise.
3708 (sse3_movshdup): Likewise.
3709 (sse3_movsldup): Likewise.
3710 (sse2_cvtsd2si): Likewise.
3711 (sse2_cvtsd2si_2): Likewise.
3712 (sse2_cvtsd2siq): Likewise.
3713 (sse2_cvtsd2siq_2): Likewise.
3714 (sse2_cvttsd2si): Likewise.
3715 (sse2_cvttsd2siq): Likewise.
3716 (*sse2_cvtpd2dq): Likewise.
3717 (*sse2_cvttpd2dq): Likewise.
3718 (sse2_pshuflw_1): Likewise.
3719 (sse2_pshufhw_1): Likewise.
3720 (sse4a_insertqi): Likewise.
3721 (sse4a_insertq): Likewise.
3722 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3723 (ssse3_phadddv4si3): Likewise.
3724 (ssse3_phaddswv8hi3): Likewise.
3725 (ssse3_phsubwv8hi3): Likewise.
3726 (ssse3_phsubdv4si3): Likewise.
3727 (ssse3_phsubswv8hi3): Likewise.
3728 (ssse3_pmaddubswv8hi3): Likewise.
3729 (ssse3_pmulhrswv8hi3): Likewise.
3730 (ssse3_pshufbv16qi3): Likewise.
3731 (ssse3_psign<mode>3): Likewise.
3732 (ssse3_palignrti): Likewise.
3733 (abs<mode>2): Likewise.
3734 (ssse3_phaddwv4hi3): Set prefix_extra.
3735 (ssse3_phadddv2si3): Likewise.
3736 (ssse3_phaddswv4hi3): Likewise.
3737 (ssse3_phsubwv4hi3): Likewise.
3738 (ssse3_phsubdv2si3): Likewise.
3739 (ssse3_phsubswv4hi3): Likewise.
3740 (ssse3_pmaddubswv4hi3): Likewise.
3741 (ssse3_pmulhrswv4hi3): Likewise.
3742 (ssse3_pshufbv8qi3): Likewise.
3743 (ssse3_psign<mode>3): Likewise.
3744 (ssse3_palignrdi): Likewise.
3745 (abs<mode>2): Likewise.
3746 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3747 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3748 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3750 2007-04-23 Nick Clifton <nickc@redhat.com>
3752 * params.def: Fix formatting of emacs local variables.
3754 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3756 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3757 move if inter-unit move isn't allowed.
3758 Don't split moving the first element of V2DI to DI to inter-unit
3759 move if inter-unit move isn't allowed.
3761 2007-04-23 Richard Guenther <rguenther@suse.de>
3763 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3764 and CDI_POST_DOMINATORS separately.
3766 2007-04-23 Nick Clifton <nickc@redhat.com>
3768 * c.opt (Wformat-contains-nul): Add warning attribute.
3770 2007-04-23 Jan Hubicka <jh@suse.cz>
3772 * function.c (init_function_start): Don't init line number info.
3773 (expand_function_end): Update.
3774 (reset_block_changes, record_block_change, finalize_block_changes,
3775 check_block_change, free_block_changes): Kill.
3776 * function.h (reset_block_changes, record_block_change,
3777 finalize_block_changes, check_block_change, free_block_changes): Remove
3779 (struct function): Remove ib_boundaries_block.
3780 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3781 Use curr_insn_locator to initialize locator.
3782 (emit_line_note): Remove.
3783 * cfgexpand.c (expand_gimple_cond_expr): Update.
3784 (construct_exit_block): Likewise.
3785 (tree_expand_cfg): Initialize/finalize locators.
3786 * expr.c (expand_expr_real): Update.
3787 * cfglayout.c (line_locators_locs, line_locators_lines,
3788 file_locators_locs, file_locators_files): Remove.
3789 (set_block_levels): Move to cfgexpand.c.
3790 (insn_locators_initialize): Remove.
3791 (pass_insn_locators_initialize): Remove.
3792 (locations_locators_locs, locations_locators_vals): New static vars.
3793 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3795 (insn_locators_alloc, insn_locators_finalize,
3796 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3798 (locator_location): New.
3799 (locator_line, locator_file): Rewrite.
3800 * rtl.h (emit_line_note): Kill.
3801 (insn_locators_alloc, insn_locators_finalize,
3802 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3804 * tree-inline.c (initialize_cfun): Do not initialize
3805 ib_boundaries_block.
3806 * passes.c (pass_insn_locators_initialize): Remove.
3808 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3811 * expr.c (reduce_to_bit_field_precision): Handle
3814 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3816 PR tree-optimization/24659
3817 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3818 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3819 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3820 * genopinit.c (optabs): Rename vec_pack_mod_optab
3821 to vec_pack_trunc_optab.
3822 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3823 early for scalar floating point operands for NOP_EXPR.
3824 (vectorizable_type_promotion): Ditto.
3825 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3826 vec_pack_trunc_optab.
3827 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3829 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3830 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3831 Rename from VEC_PACK_MOD_EXPR.
3832 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3833 * expr.c (expand_expr_real_1): Ditto.
3834 * tree-inline.c (estimate_num_insns_1): Ditto.
3835 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3837 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3838 (vec_unpacks_lo_v4sf): Ditto.
3839 (vec_pack_trunc_v2df): Ditto.
3840 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3841 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3842 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3844 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3846 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3848 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3849 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3850 packing of floating point operands.
3851 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3852 represent unpacking of floating point operands.
3853 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3854 [vec_unpacks_hi]: Ditto.
3855 [vec_unpacks_lo]: Ditto.
3857 2007-04-22 Jan Hubicka <jh@suse.cz>
3859 * final.c (rest_of_handle_final): Call
3860 targetm.asm_out.constructor/targetm.asm_out.destructor
3861 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3862 proper priority via decl_*_priority_insert.
3863 * c-common.c (c_expand_body): Likewise.
3865 2007-04-22 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/29789
3868 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3869 (rewrite_reciprocal): New helper split out from
3870 determine_invariantness_stmt.
3871 (rewrite_bittest): Likewise.
3872 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3873 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3876 2007-04-22 Revital Eres <eres@il.ibm.com>
3878 * loop-unroll.c (var_to_expand): New field to support also
3879 insns of the form x = something + x.
3880 (analyze_insn_to_expand_var): Use it.
3881 (expand_var_during_unrolling): Likewise.
3883 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3885 * predict.c: Include pointer-set.h.
3886 (bb_predictions): New variable.
3887 (tree_predicted_by_p, tree_predict_edge,
3888 remove_predictions_associated_with_edge): Use bb_predictions map
3889 instead of bb->predictions.
3890 (clear_bb_predictions, assert_is_empty): New functions.
3891 (combine_predictions_for_bb): Use bb_predictions map. Call
3892 clear_bb_predictions.
3893 (tree_estimate_probability): Create and free bb_predictions map.
3894 * Makefile.in (predict.o): Add pointer-set.h dependency.
3895 * basic-block.h (struct basic_block_def): Remove predictions
3897 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3899 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3902 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3905 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3907 * timevar.c (timevar_print): Change reference of --disable-checking to
3908 --enable-checking=release. Also warn if assert checking is disabled.
3910 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3913 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3914 decl as addressable if the compound literal was marked as
3916 Mark the decl as a gimple register if it is a complex or
3917 vector decl and does not live in memory.
3919 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3921 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3922 (GENERIC_NEXT): New function macro.
3923 (PHI_CHAIN): Use phi_node's new chain variable.
3924 (tree_phi_node): Change tree_common to tree_base
3925 and add the chain field.
3926 * tree-phinodes.c (make_phi_node): Don't set
3927 TREE_TYPE on the new node.
3928 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3929 instead of checking GIMPLE_TUPLE_P in chain_next.
3930 * tree-vect-transform.c
3931 (get_initial_def_for_induction): Look at
3932 PHI_RESULT_TREE for the type of the phi node.
3933 (update_vuses_to_preheader): Use PHI_CHAIN
3934 instead of TREE_CHAIN on the phi node.
3935 * tree-ssa-structalias.c (compute_points_to_sets):
3937 (ipa_pta_execute): Likewise.
3939 2007-04-21 Richard Guenther <rguenther@suse.de>
3942 * fold-const.c (fold_unary): Call fold_convert_const on the
3945 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3947 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3948 (store_killed_in_pat): New.
3950 2007-04-20 Richard Henderson <rth@redhat.com>
3953 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3954 TREE_LIST with a void_type_node value, not void_list_node exactly.
3956 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3958 * doc/standards.texi: Re-arrange into language-specific
3959 subsections. Add a C++ section, documenting which standards we
3962 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3964 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3965 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3967 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3969 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3970 ecrti.o and crtbegin.o.
3971 (LIB_DEFAULT_SPEC): Include -lc.
3972 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3974 2007-04-20 Richard Henderson <rth@redhat.com>
3977 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3978 argument; update all callers.
3979 (get_unaligned_offset): New.
3980 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3981 get_unaligned_address, just pass on the address directly.
3982 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3983 the subreg in the helper patterns.
3984 (unaligned_extendqidi_le): Use get_unaligned_offset.
3985 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3986 (unaligned_extendhidi_be): Likewise.
3987 (unaligned_extendhidi): Tidy.
3988 * config/alpha/alpha-protos.h: Update.
3990 2007-04-20 Richard Henderson <rth@redhat.com>
3992 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3993 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3994 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3995 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3996 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3997 (CPP_SPEC): Don't include %(cpp_subtarget).
3998 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3999 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4000 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4002 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4004 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4005 for __builtin_ia32_cmpordss.
4007 PR tree-optimization/31632
4008 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4009 and arg1 for optimizations of comparison against min/max values.
4010 Fold arg0 to arg1's type for optimizations of comparison against
4011 min+1 and max-1 values.
4013 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4015 * reload.c (combine_reloads): When trying to use a dying register,
4016 check whether it's uninitialized and don't use if so.
4018 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4020 * fold-const.c: Remove prototypes for native_encode_expr and
4021 native_interpret_expr.
4022 (native_encode_expr): Make non-static.
4023 (native_interpret_expr): Likewise.
4024 * tree.h: Add prototypes for the above.
4026 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4028 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4029 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4030 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4031 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4032 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4033 Add length attributes.
4035 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4037 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4040 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4041 __STDC_WANT_DEC_FP__.
4043 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4045 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4046 for long double compatibility.
4047 * configure: Regenerate.
4049 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4051 PR rtl-optimization/29841
4052 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4054 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4055 that may cause control flow transfer from being moved.
4057 2007-04-18 Jan Hubicka <jh@suse.cz>
4059 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4062 2007-04-18 Eric Christopher <echristo@apple.com>
4064 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4065 only. Update operands.
4066 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4067 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4068 link register to pic register.
4070 2007-04-18 Dirk Mueller <dmueller@suse.de>
4073 * tree-vrp.c (search_for_addr_array): New.
4074 (check_array_bounds): Suppress warning about
4075 address taken of array refs if its not de-referenced.
4077 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4079 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4080 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4082 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4083 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4084 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4086 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4088 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4090 (vect_analyze_scalar_cycles): Fix indentation.
4091 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4092 (vect_mark_relevant): Include phis in relevance analysis.
4094 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4096 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4098 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4099 output_operand_lossage().
4101 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4103 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4104 the unused code for reduction without adjust-in-epilog to simplify the
4107 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4109 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4110 (S390_TDC_NEGATIVE_ZERO): New constant.
4111 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4112 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4113 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4114 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4115 (S390_TDC_POSITIVE_INFINITY): New constant.
4116 (S390_TDC_NEGATIVE_INFINITY): New constant.
4117 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4118 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4119 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4120 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4121 (S390_TDC_INFINITY): New constant.
4122 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4123 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4124 optimization for UNSPEC_CCZ_TO_INT.
4125 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4126 ("*ccz_to_int"): New insn.
4127 ("isinf<mode>2"): New insn.
4128 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4129 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4130 (UNSPEC_CCZ_TO_INT): New constant.
4132 2007-04-18 Richard Guenther <rguenther@suse.de>
4134 PR tree-optimization/19431
4135 PR tree-optimization/21463
4136 * tree-pass.h (pass_phiprop): Declare.
4137 * passes.c (init_optimization_passes): New phiprop pass.
4138 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4139 (phivn_valid_p): New helper function.
4140 (phiprop_insert_phi): Likewise.
4141 (propagate_with_phi): Likewise.
4142 (tree_ssa_phiprop): New propagator propagating loads
4143 through phi nodes if profitable.
4145 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4147 * tree-vect-analyze.c (process_use): New function.
4148 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4149 Check phis in all bbs.
4150 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4153 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4155 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4158 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4161 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4164 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4166 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4168 (sse_vmmulv4sf3): Likewise.
4169 (sse2_vmaddv2df3): Likewise.
4170 (sse2_vmmulv2df3): Likewise.
4172 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4174 PR rtl-optimization/31360
4175 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4176 (target_reg_cost): New.
4177 (init_set_costs): Initialize target_reg_cost. Add comments
4178 regarding the rationale of the costs.
4179 (global_cost_for_size): Renamed to...
4180 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4181 of register pressure.
4182 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4183 estimate_reg_pressure_cost. Add number of ivs.
4184 (determine_set_costs): Dump target_reg_cost.
4185 * loop-invariant.c (gain_for_invariant): Use
4186 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4187 (best_gain_for_invariant, find_invariants_to_move): Remove
4189 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4190 (target_reg_cost): Declare.
4191 (global_cost_for_size): Declaration removed.
4192 (estimate_reg_pressure_cost): Declare.
4194 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4196 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4197 regnos into even/odd register pairs.
4198 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4199 TDmode similar to the other floating point modes.
4200 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4201 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4203 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4204 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4205 (movdd_hardfloat64): Use TARGET_MFPGPR.
4207 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4209 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4212 2005-01-05 Richard Henderson <rth@redhat.com>
4214 * reload1.c (do_input_reload): Restrict the optimization deleteing
4215 a previous output reload to RELOAD_FOR_INPUT.
4217 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4219 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4220 induc_vec_info_type.
4221 (vectorizable_induction): New function declaration.
4222 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4223 check if already vectorized. Find first place in BB where new stmts
4224 can be inserted. Takes only one argument.
4225 (vectorizable_induction): New function.
4226 (vect_transform_stmt): Add case for induc_vec_info_type to call
4227 vectorizable_induction.
4228 (vect_transform_loop): Consider phis for vectorization.
4229 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4231 (analyze_operations): Call vectorizable_induction when analyzing phis.
4233 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4234 (vect_mark_relevant): Include phis in relevance analysis.
4235 (vect_mark_stmts_to_be_vectorize): Likewise.
4236 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4238 2007-04-16 Lawrence Crowl <crowl@google.com>
4240 * doc/invoke.texi (Debugging Options): Add documentation for the
4241 -femit-struct-debug options -femit-struct-debug-baseonly,
4242 -femit-struct-debug-reduced, and
4243 -femit-struct-debug-detailed[=...].
4245 * c-opts.c (c_common_handle_option): Add
4246 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4247 and OPT_femit_struct_debug_detailed_.
4248 * c.opt: Add specifications for
4249 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4250 and -femit-struct-debug-detailed[=...].
4251 * opts.c (set_struct_debug_option): Parse the
4252 -femit-struct-debug-... options.
4253 * opts.c (matches_main_base, main_input_basename,
4254 main_input_baselength, base_of_path, matches_main_base): Add
4255 variables and functions to compare header base name to compilation
4257 * opts.c (should_emit_struct_debug): Add to determine to emit a
4258 structure based on the option.
4259 (dump_struct_debug) Also disabled function to debug this
4261 * opts.c (handle_options): Save the base name of the
4264 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4265 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4266 This hook indicates if a type is generic. Set it by default
4268 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4269 to determine if a struct type is generic or not.
4270 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4271 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4272 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4275 * flags.h (enum debug_info_usage): Add an enumeration to describe
4276 a program's use of a structure type.
4277 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4278 to indicate the program's usage of the type. Filter structs based
4279 on the -femit-struct-debug-... specification.
4280 (gen_type_die): Split into two routines, gen_type_die and
4281 gen_type_die_with_usage. gen_type_die is now a wrapper
4282 that assumes direct usage.
4283 (gen_type_die_with_usage): Replace calls to gen_type_die
4284 with gen_type_die_with_usage adding the program usage of
4285 the referenced type.
4286 (dwarf2out_imported_module_or_decl): Suppress struct debug
4287 information using should_emit_struct_debug when appropriate.
4289 2007-04-16 Ian Lance Taylor <iant@google.com>
4291 PR tree-optimization/31522
4292 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4293 (vrp_initialize): Allocate vr_phi_edge_counts.
4294 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4295 executable edge. Drop test for all constants.
4296 (vrp_finalize): Free vrp_phi_edge_counts.
4298 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4299 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4301 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4302 predecessors at head rather than tail.
4304 2007-04-16 Matthias Klose <doko@debian.org>
4306 * config/alpha/linux.h (CPP_SPEC): Define.
4307 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4309 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4311 * function.h: Remove sequence_stack extern declaration.
4313 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4315 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4317 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4320 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4322 * config/avr/avr.c (avr_arch_types): Rearranging array.
4323 (enum avr_arch): Add.
4324 (avr_mcu_types): Use avr_arch enumeration constants instead of
4326 * config/avr/avr.h (LINK_SPEC): Simplify.
4328 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4330 * config/m68k/m68k.c (m68k_libcall_value,
4331 m68k_function_value): Use macros for register names more.
4333 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4335 (M68K_REGNAME): Use A6_REG.
4336 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4338 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4341 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4342 'pending_read_list_length' and 'pending_write_list_length'. Update
4344 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4345 to handle two length counters instead of one. Update all uses.
4346 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4347 two length counters instead of one.
4348 * sched-rgn.c (propagate_deps): Update to handle two length counters
4351 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4354 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4355 copy of source, pass it to ix86_expand_vector_set and return
4358 2007-04-16 David Ung <davidu@mips.com>
4359 Joseph Myers <joseph@codesourcery.com>
4361 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4362 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4363 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4364 Add 74K processor information.
4365 * config/mips/mips.md: Include 74k.md.
4366 (cpu): Add 74kc,74kf,74kx.
4367 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4368 * config/mips/74k.md: New.
4369 * doc/invoke.texi (MIPS Options): Document 74K support.
4371 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4373 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4374 vectorizable_* functions.
4375 * tree-vect-transform.c (vectorizable_call): Add check for
4376 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4377 (vectorizable_store): likewise.
4378 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4380 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4381 (vectorizable_type_promotion, vectorizable_load): Likewise.
4382 (vectorizable_live_operation, vectorizable_condition): Likewise.
4383 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4385 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4387 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4389 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4390 register numbers more.
4391 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4392 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4393 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4394 FUNCTION_VALUE_REGNO_P): Likewise.
4395 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4396 STATIC_CHAIN_REGNUM): Likewise.
4397 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4398 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4399 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4400 * config/m68k/m68k.md (FP_REG): New.
4402 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4404 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4407 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4409 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4410 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4413 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4415 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4418 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4421 * c-decl.c (finish_decl): Grab the type of the decl after the call
4422 to store_init_value.
4424 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4426 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4428 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4431 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4432 post dominators and cleanup cfg before returning.
4434 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4436 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4437 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4439 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4441 * config.gcc: Recognize fido.
4442 * config/m68k/m68k-devices.def (fidoa): New.
4443 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4445 (FL_FIDOA, TARGET_FIDOA): New.
4446 * config/m68k/m68k.opt (mfidoa): New.
4448 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4451 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4452 when a personality function is used.
4454 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4456 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4458 2007-04-13 Mike Stump <mrs@apple.com>
4460 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4462 * config/darwin.opt (fapple-kext): Make C++ only.
4463 * config/darwin.c (darwin_override_options): Remove code to ensure
4464 -fapple-kext is given for C++ only.
4466 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4468 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4469 * config/mips/mips.c (override_options): Call
4470 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4472 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4474 * config/i386/i386.opt (msvr3-shlib): Removed.
4476 * doc/invoke.texi: Remove -msvr3-shlib.
4478 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4480 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4481 with "popcnt" instruction.
4483 2007-04-13 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/21258
4486 * tree-vrp.c (compare_case_labels): New helper.
4487 (find_switch_asserts): New function.
4488 (find_assert_locations): Call it for SWITCH_EXPRs.
4490 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4492 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4493 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4494 check is now implied in X87_FLOAT_MODE_P.
4495 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4496 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4497 (fix_trunc<mode>_i386_fisttp): Ditto.
4498 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4499 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4500 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4501 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4502 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4503 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4504 (unnamed_splitters): Ditto.
4505 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4506 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4507 FIRST_SSE_REG for local functions when SSE math is enabled or
4508 for functions with sseregparm attribute.
4509 (standard_80387_constant_p): Return -1 if mode is not
4511 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4512 (ix86_expand_compare): Ditto.
4513 (ix86_expand_carry_flag_compare): Ditto.
4514 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4515 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4516 DECIMAL_FLOAT_MODE_P.
4517 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4518 of SCALAR_FLOAT_MODE_P.
4519 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4520 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4521 checks before FLOAT_MODE_P.
4522 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4523 before FLOAT_MODE_P.
4528 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4530 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4531 Charles Wilson <libtool@cwilson.fastmail.fm>
4533 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4534 (libgcc.mvars): Don't depend on them.
4535 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4536 * exec-tool.in: New.
4538 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4540 * doc/invoke.text (--help): Document --help=common.
4542 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4544 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4546 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4548 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4549 * genemit.c (main): Emit #include "integrate.h".
4550 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4551 (LOADGP_RTP): New mips_loadgp_style.
4552 * config/mips/mips.h: Include config/vxworks-dummy.h.
4553 (TARGET_RTP_PIC): New macro.
4554 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4555 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4556 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4558 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4559 -mvxworks-pic when using -mrtp and a PIC option.
4560 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4562 (mips_symbolic_constant_p, mips_symbolic_address_p)
4563 (mips_symbol_insns): Handle SYMBOL_HALF.
4564 (override_options): Warn about -G and -mrtp being used together.
4565 Initialize mips_lo_relocs[SYMBOL_HALF].
4566 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4567 (mips_emit_loadgp): Handle LOADGP_RTP.
4568 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4569 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4570 (tablejump): Handle function-relative case table entries if
4572 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4574 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4576 * config/mips/mips.md (load_call<mode>): Allow any general register.
4578 (sibcall_value_internal, sibcall_value_multiple_internal)
4579 (call_value_internal, call_value_split, call_value_multiple_internal)
4580 (call_value_multiple_split): Remove constraints from operand 0.
4582 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4584 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4585 rather than loadgp_noshared.
4586 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4587 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4589 * config/mips/mips.md (loadgp): Rename to...
4590 (loadgp_newabi): ...this.
4591 (loadgp_noshared): Rename to...
4592 (loadgp_absolute): ...this.
4594 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4596 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4597 false for locally-binding symbols.
4598 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4600 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4602 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4603 (SYMBOL_GOT_PAGE_OFST): ...this.
4604 (SYMBOL_GOT_GLOBAL): Rename to...
4605 (SYMBOL_GOT_DISP): ...this.
4606 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4607 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4608 * config/mips/mips.c (mips_global_symbol_p): New function.
4609 (mips_symbol_binds_local_p): Likewise.
4610 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4611 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4612 and mips_symbol_binds_local_p.
4613 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4614 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4615 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4617 (mips_ok_for_lazy_binding_p): New function.
4618 (mips_load_call_address, mips_expand_call): Use it.
4619 (mips_dangerous_for_la25_p): Likewise.
4620 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4621 (*got_disp<mode>): Use got_disp_operand instead of
4622 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4623 SYMBOL_GOTOFF_GLOBAL.
4624 (*got_page<mode>): Use got_page_ofst_operand instead of
4626 * config/mips/predicates.md (const_call_insn_operand): Use
4627 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4628 (global_got_operand): Rename to...
4629 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4631 (local_got_operand): Rename to...
4632 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4633 of SYMBOL_GOT_LOCAL.
4635 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4637 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4638 TARGET_CALL_CLOBBERED_GP.
4639 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4640 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4641 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4642 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4643 of TARGET_ABICALLS && !TARGET_NEWABI.
4644 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4645 * config/mips/mips.c (mips_load_call_address): Check
4646 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4647 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4648 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4649 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4650 TARGET_ABICALLS && TARGET_NEWABI.
4651 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4653 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4654 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4655 TARGET_ABICALLS && TARGET_NEWABI.
4656 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4657 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4658 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4659 whether indirect calls must use $25.
4660 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4662 * config/mips/mips.md (jal_macro): Check flag_pic and
4663 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4664 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4665 instead of TARGET_ABICALLS.
4666 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4667 TARGET_ABICALLS && TARGET_OLDABI.
4668 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4669 (sibcall): In the comment above the define_insn, mention
4670 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4671 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4672 instead of TARGET_ABICALLS.
4674 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4676 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4677 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4678 (MACFLAGS_MATCH_P): New macro.
4679 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4680 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4681 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4682 the other MACFLAG constants.
4683 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4684 (flag_machi): Tighten constraints. Renumber some of the operands.
4685 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4687 (flag_machi_parts_acconly): New pattern.
4688 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4690 (flag_macinit1hi): Tighten constraints.
4691 (flag_mul_macv2hi_parts_acconly): New pattern.
4693 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4694 Use a more efficient implementation.
4695 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4696 inline sequences when not optimizing for size.
4698 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4699 movhi_high2low): Delete, merge functionality into...
4700 (packv2hi): ... this pattern.
4702 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4703 * config/bfin/bfin.opt (msim): New option.
4704 (mcpu=): New option.
4705 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4706 (bfin_cpu_t): Typedef of enum bfin_cpu.
4707 (bfin_cpu_type): New declaration.
4708 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4709 -msim and -mcpu= options.
4710 (LIB_SPEC): Likewise.
4711 * config/bfin/bfin.c (bfin_cpu_type): Define.
4712 (bfin_handle_option): Handle -mcpu= option.
4713 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4714 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4715 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4719 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4720 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4721 (powerpc-wrs-vxworksae): Use ${tm_file}.
4722 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4723 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4724 * config/i386/vx-common.h: New file.
4726 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4728 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4731 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4733 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4736 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4740 * c-common.c (c_build_qualified_type): Set canonical type
4743 2007-04-12 Richard Guenther <rguenther@suse.de>
4745 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4746 lower bound and element size if lower bound is not zero
4747 or either of the ARRAY_REF operands is set.
4749 2007-04-12 Richard Guenther <rguenther@suse.de>
4751 PR tree-optimization/24689
4752 PR tree-optimization/31307
4753 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4755 * gimplify.c (canonicalize_addr_expr): To be consistent with
4756 gimplify_compound_lval only set operands two and three of
4757 ARRAY_REFs if they are not gimple_min_invariant. This makes
4758 it never at this place.
4759 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4761 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4763 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4764 null before emitting a .nsubspa directive.
4766 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4768 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4769 need_to_partition_p if there are no memory statements in the
4772 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4774 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4775 (gcd_of_steps_may_divide_p): New function.
4776 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4778 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4780 * reload.c (find_reloads_toplev, find_reloads_address,
4781 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4782 not a pointer equality test, to decide if we need to call
4783 push_reg_equiv_alt_mem.
4785 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4787 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4788 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4789 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4791 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4793 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4794 vector to be positive.
4796 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4800 * doc/invoke.texi: Document --params max-aliased-vops and
4802 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4803 debug_memory_partitions): Move to tree-flow.h
4804 * params.h (AVG_ALIASED_VOPS): Define.
4805 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4807 (mp_info_t): Likewise.
4808 (get_mem_sym_stats_for): New.
4809 (set_memory_partition): Move from tree-flow-inline.h.
4810 (mark_non_addressable): Only clear the set of symbols for the
4811 partition if it exists.
4812 (dump_memory_partitions): Move from tree-ssa-operands.c
4813 (debug_memory_partitions): Likewise.
4814 (need_to_partition_p): New.
4815 (dump_mem_ref_stats): New.
4816 (debug_mem_ref_stats): New.
4817 (dump_mem_sym_stats): New.
4818 (debug_mem_sym_stats): New.
4819 (update_mem_sym_stats_from_stmt): New.
4820 (compare_mp_info_entries): New.
4821 (mp_info_cmp): Call it.
4822 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4824 (get_mpt_for): Move from tree-ssa-operands.c.
4825 (find_partition_for): New.
4826 (create_partition_for): Remove.
4827 (estimate_vop_reduction): New.
4828 (update_reference_counts): New.
4829 (build_mp_info): New.
4830 (compute_memory_partitions): Refactor.
4831 Document new heuristic.
4832 Call build_mp_info, update_reference_counts,
4833 find_partition_for and estimate_vop_reduction.
4834 (compute_may_aliases): Populate virtual operands before
4835 calling debugging dumps.
4836 (delete_mem_sym_stats): New.
4837 (delete_mem_ref_stats): New.
4838 (init_mem_ref_stats): New.
4839 (init_alias_info): Call it.
4840 (maybe_create_global_var): Remove alias_info argument.
4841 Get number of call sites and number of pure/const call sites
4842 from gimple_mem_ref_stats().
4843 (dump_alias_info): Call dump_memory_partitions first.
4844 (dump_points_to_info_for): Show how many times a pointer has
4846 * opts.c (decode_options): For -O2 set --param
4847 max-aliased-vops to 500.
4848 For -O3 set --param max-aliased-vops to 1000 and --param
4849 avg-aliased-vops to 3.
4850 * fortran/options.c (gfc_init_options): Remove assignment to
4852 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4853 * tree-dfa.c (dump_variable): Dump memory reference
4855 Dump NO_ALIAS* settings.
4856 (referenced_var_lookup): Tidy.
4857 (mem_sym_stats): New.
4858 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4859 and ORIG are different SSA names for a memory partition.
4860 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4861 * tree-flow.h (struct mem_sym_stats_d): Define.
4862 (mem_sym_stats_t): Define.
4863 (struct mem_ref_stats_d): Define.
4864 (struct gimple_df): Add field mem_ref_stats.
4865 (enum noalias_state): Define.
4866 (struct var_ann_d): Add bitfield noalias_state.
4867 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4868 debug_mem_ref_stats, debug_memory_partitions,
4869 debug_mem_sym_stats): Declare.
4870 * tree-ssa-structalias.c (update_alias_info): Update call
4871 sites, pure/const call sites and asm sites in structure
4872 returned by gimple_mem_ref_stats.
4873 Remove local variable IS_POTENTIAL_DEREF.
4874 Increase NUM_DEREFS if the memory expression is a potential
4876 Call update_mem_sym_stats_from_stmt.
4877 If the memory references memory, call
4878 update_mem_sym_stats_from_stmt for all the direct memory
4879 symbol references found.
4880 (intra_create_variable_infos): Set noalias_state field for
4881 pointer arguments according to the value of
4882 flag_argument_noalias.
4883 * tree-ssa-structalias.h (struct alias_info): Remove fields
4884 num_calls_found and num_pure_const_calls_found.
4885 (update_mem_sym_stats_from_stmt): Declare.
4886 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4887 Set default value to 100.
4888 (PARAM_AVG_ALIASED_VOPS): Define.
4890 2007-04-11 Richard Guenther <rguenther@suse.de>
4893 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4894 a * -b + c as c - a * b if we honor sign dependent rounding.
4896 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4898 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4900 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4901 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4903 (initialize_trampoline): Don't use old-style function definition.
4904 (bfin_secondary_reload): Mark IN_P argument as unused.
4906 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4908 PR tree-optimization/31343
4909 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4910 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4911 * testsuite/gcc.dg/vect/pr31343.c: New.
4913 2007-04-10 Eric Christopher <echristo@apple.com>
4915 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4916 * config/i386/i386.md (*cmpfp0): Use.
4917 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4918 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4919 (fix_trunc<mode>_i386_fisttp): Ditto.
4920 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4921 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4922 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4923 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4924 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4925 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4926 (unnamed_splitters): Ditto.
4927 * config/i386/i386.c (output_fix_trunc): Assert that
4928 we're not being passed a TFmode operand.
4930 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4932 PR tree-optimization/31526
4933 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4934 n_basic_blocks to find newly added blocks.
4936 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4938 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4940 (fix_trunc<mode>si_sse): Ditto.
4941 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4942 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4943 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4944 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4945 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4946 expander using SSEMODEF mode macro.
4947 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4948 expander using SSEMODEF mode macro.
4949 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4950 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4951 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4952 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4953 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4954 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4955 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4956 Macroize insn using X87MODEF mode macro.
4958 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4960 * config/i386/sse.md (sse2_pinsrw): Removed.
4961 (sse2_pextrw): Renamed to ...
4962 (*sse2_pextrw): This.
4964 2007-04-09 Jan Hubicka <jh@suse.cz>
4967 * config/i386/sse.md
4968 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4969 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4970 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4971 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4973 2007-04-09 Jan Hubicka <jh@suse.cz>
4975 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4976 multiple fields of union.
4978 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4980 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4981 (create_preheaders): Check that loops are available.
4982 (fix_loop_structure): Clean up, improve comments.
4983 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4984 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4986 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4987 * predict.c (tree_estimate_probability): Do not call
4988 calculate_dominance_info. Call create_preheaders.
4989 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4990 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4992 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4993 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4994 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4995 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4998 2007-04-08 Jan Hubicka <jh@suse.cz>
5000 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5001 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5002 * fold-const.c (fold_unary): Use it.
5004 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5006 * varasm.c (assemble_variable): Remove call to
5007 lang_hooks.decls.prepare_assemble_variable.
5008 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5009 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5010 * langhooks.h (lang_hooks_for_decls): Remove
5011 prepare_assemble_variable.
5013 2007-04-08 Mike Stump <mrs@apple.com>
5015 * config/i386/i386.c: Use inc/dec on Core2.
5017 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5019 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5020 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5021 lhd_tree_inlining_end_inlining): Remove.
5022 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5023 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5025 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5026 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5027 lhd_tree_inlining_end_inlining): Remove prototypes.
5028 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5029 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5030 LANG_HOOKS_TREE_INLINING_START_INLINING,
5031 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5033 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5036 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5039 * config/avr/predicates.md (io_address_operand): Delete predicate.
5040 (low_io_address_operand): Don't use 'mode' argument.
5041 (higth_io_address_operand): Rename ...
5042 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5043 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5046 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5048 Revert change removing staticp.
5050 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5053 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5056 2007-04-07 Bruce Korb <bkorb@gnu.org>
5058 * c.opt: Add -Wformat-contains-nul.
5059 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5061 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5062 the NUL byte warning.
5064 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5066 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5068 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5070 * tree.c (staticp): No longer use staticp langhook.
5071 * langhooks.c (lhd_staticp): Removed.
5072 * langhooks.h (struct lang_hooks): Remove staticp.
5073 * c-common.c (c_staticp): Remove.
5074 * c-common.h (c_staticp): Ditto.
5075 * langhooks-defs.h (lhd_staticp): Ditto.
5076 (LHD_HOOKS_STATICP): Ditto
5077 * tree.h (gcc_assert_lowered): New macro.
5079 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5081 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5082 argument "reliable".
5083 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5084 Add argument "reliable". Propagate it through calls.
5085 (infer_loop_bounds_from_undefined): Derive number of iterations
5086 estimates from references in blocks that do not dominate loop latch.
5087 (gcov_type_to_double_int): New function.
5088 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5089 and expected_loop_iterations_unbounded.
5090 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5091 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5092 * tree-data-ref.c (estimated_loop_iterations): Export.
5093 (get_references_in_stmt): Fix -- do not return addresses of local
5095 * cfgloop.h (expected_loop_iterations_unbounded,
5096 estimated_loop_iterations): Declare.
5098 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5100 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5102 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5104 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5105 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5106 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5107 Use output_387_reg_move().
5108 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5109 expander using X87MODEF12 mode macro.
5110 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5111 choosing register preferences. Use output_387_reg_move().
5112 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5113 instead of "x". Use output_387_reg_move().
5114 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5115 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5116 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5117 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5118 Use output_387_reg_move().
5119 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5121 (*truncxf?f_i387 splitter): Ditto.
5123 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5125 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5126 LANG_HOOKS_SAFE_FROM_P.
5127 * expr.c (safe_from_p): Remove langhook call.
5128 * langhooks.h (lang_hooks): Remove safe_from_p.
5129 (lhd_safe_from_p): Remove prototype.
5130 * langhooks.c (lhd_safe_from_p): Remove.
5132 2007-04-06 Jan Hubicka <jh@suse.cz>
5134 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5137 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5139 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5140 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5141 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5142 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5144 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5145 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5147 2007-04-05 Richard Henderson <rth@redhat.com>
5149 * config/alpha/alpha.c (print_operand) [+]: Remove.
5150 (alpha_end_function): Print nop if call at end of function.
5151 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5152 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5153 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5154 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5155 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5156 the call pattern. Update peepholes to match.
5158 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5160 * doc/extend.texi (Other Builtins): Add decimal float variants
5162 * builtins.def: Ditto.
5163 * builtins.c (expand_builtin): Ditto.
5165 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5166 H.J. Lu <hongjiu.lu@intel.com>
5169 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5170 of V8HImode when calling ix86_binary_operator_ok.
5171 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5172 (sdot_prodv8hi): Operands 1 and 2 must be register.
5174 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5176 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5177 initialize align to silence bogus warning.
5179 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5182 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5184 (struct sra_walk_fns): Remove use_all parameter from use.
5185 (sra_hash_tree): Handle BIT_FIELD_REFs.
5186 (sra_elt_hash): Don't hash bitfld blocks.
5187 (sra_elt_eq): Skip them in parent compares as well. Handle
5189 (sra_walk_expr): Don't maintain or pass down use_all_p.
5190 (scan_use): Remove use_all parameter.
5191 (scalarize_use): Likewise. Re-expand assignment to
5192 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5193 output, and re-scalarize after output. Don't mark anything
5195 (scalarize_ldst): Adjust.
5196 (scalarize_walk_gimple_modify_statement): Likewise.
5197 (build_element_name_1): Handle BIT_FIELD_REFs.
5198 (instantiate_element): Don't warn for any element whose parent
5200 (instantiate_missing_elements_1): Return the sra_elt.
5201 (canon_type_for_field): New.
5202 (try_instantiate_multiple_fields): New.
5203 (instantiate_missing_elemnts): Use them.
5204 (mark_no_warning): Removed.
5205 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5206 (REPLDUP, sra_build_elt_assignment): New.
5207 (generate_copy_inout): Use them.
5208 (generate_element_copy): Likewise. Handle bitfld differences.
5209 (generate_element_zero): Don't recurse for blocks. Use
5210 sra_build_elt_assignment.
5211 (generate_one_element_int): Take elt instead of var. Use
5212 sra_build_elt_assignment.
5213 (generate_element_init_1): Adjust.
5214 (scalarize_use, scalarize_copy): Use REPLDUP.
5215 (scalarize_ldst): Move assert before dereference.
5216 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5218 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5220 * regmove.c: Fix unused variable warnings due to previous commit.
5222 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5224 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5225 (regmove_bb_head): Remove.
5226 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5227 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5228 problems with fixup_match_1.
5229 Don't initialize/free regmove_bb_head.
5231 (reg_is_remote_constant_p): If an insn is in the same basic block
5232 but not before INSN, consider it remote, too.
5234 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5237 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5238 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5240 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5242 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5243 (CONDITIONAL_REGISTER_USAGE): Likewise.
5245 2007-04-04 Richard Henderson <rth@redhat.com>
5247 * config/alpha/lib1funcs.asm: Remove unused file.
5249 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5252 * opts.c (print_specific_help): Fix --help=<language>
5254 (common_handle_option): Support --help=common.
5256 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5259 * gcc.c (main): Do not run the linker if
5260 print_subprocess_help indicates that it shouldn't be
5263 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5266 * doc/invoke.texi (--help=): Document <languages> value, fix
5267 formatting in tables of values.
5269 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5271 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5272 dllimport attribute of virtual methods.
5274 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5276 * config/score/crti.asm: Change _bss_start to __bss_start.
5277 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5278 (OUTGOING_REG_PARM_STACK_SPACE) update.
5279 * config/score/score.opt: add options to make backend support
5280 score5, score5u, score7 and score7d.
5281 * config/score/score.md: Likewise.
5282 * config/score/misc.md: Likewise.
5283 * config/score/mac.md: Likewise.
5284 * doc/invoke.texi: Likewise.
5285 * doc/md.texi: update constraints define.
5287 2007-04-03 Richard Henderson <rth@redhat.com>
5289 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5290 an appropriate type, use the mode instead.
5292 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5294 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5295 Set the default --with-arch setting to mips2.
5296 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5297 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5298 (MULTILIB_OSDIRNAMES): Delete.
5299 (MULTILIB_DIRNAMES): Define.
5300 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5301 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5302 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5303 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5304 VXWORKS_OS_CPP_BUILTINS.
5305 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5306 (MIPS_DEBUGGING_INFO): Undefine.
5307 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5309 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5312 * fold-const.c (native_encode_real): Encode real.c provided longs
5313 as a series of 32-bit native integers.
5314 (native_interpret_real): Interpret buffer as a series of 32-bit
5317 2007-04-03 Richard Guenther <rguenther@suse.de>
5319 * genpreds.c (write_insn_constraint_len): Write function
5320 optimized for CONSTRAINT_LEN implementation.
5321 (write_tm_preds_h): Output insn_constraint_len inline and
5322 use it for CONSTRAINT_LEN.
5323 (write_insn_preds_c): Don't output insn_constraint_len.
5324 * doc/md.texi (define_register_constraint): Document multi-letter
5325 constraints shall have the same length if they start with the same
5328 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5331 * config/i386/i386.md (isinf<mode>2): Expand only when
5332 TARGET_C99_FUNCTIONS is set.
5334 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5336 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5337 (x86_64-*-linux*): Ditto.
5338 * config/i386/i386.opt (mpc): New option.
5339 * config/i386/i386.c (overrride_options): Handle
5340 ix87_precision_string.
5341 * config/i386/crtprec.c: New file.
5342 * config/i386/t-crtpc: Ditto.
5343 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5345 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5346 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5347 crtprec32.o, crtprec64.o and crtprec80.o.
5349 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5351 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5353 2007-04-02 Eric Christopher <echristo@apple.com>
5355 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5356 limitations on darwin.
5358 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5361 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5363 2007-04-02 Dave Korn <dave.korn@artimi.com>
5365 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5367 2007-04-02 Dave Korn <dave.korn@artimi.com>
5369 * libgcc2.h (exception_descriptor): Don't forward-declare.
5370 (__get_eh_table_language, __get_eh_table_version): Delete
5371 prototypes of long-dead functions.
5373 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5375 * ebitmap.h: New file
5376 * ebitmap.c: New file
5377 * Makefile.in (ebitmap.o): New target.
5379 2007-04-01 Jan Hubicka <jh@suse.cz>
5381 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5382 before very first instruction.
5384 2007-04-01 Jan Hubicka <jh@suse.cz>
5386 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5387 waring on 64bit hosts.
5388 * bitmap.h: Fix typo in bitmap_head_def.
5390 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5392 PR rtl-optimization/31391
5393 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5394 into a DELETED_LABEL note, and the label is in an empty basic
5395 block, update BB_END as well as BB_HEAD.
5397 2007-04-01 Richard Henderson <rth@redhat.com>
5399 PR tree-optimization/31169
5400 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5401 to varying if the range is outside [0, prec-1].
5403 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5406 * config/mips/mips.md (load_const_gp): New insn.
5407 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5408 the MIPS16 GP pseudo register if no_new_pseudos.
5409 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5411 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5414 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5416 (call_value): Likewise.
5418 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5419 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5422 * doc/invoke.texi: (optimization options): Reword description
5423 of -ffast-math. Document its primary purpose.
5425 2007-03-31 Richard Guenther <rguenther@suse.de>
5427 * omp-low.c (splay-tree.h): Include.
5428 (lookup_decl): Replace splay-tree usage by pointer-map.
5429 (maybe_lookup_decl): Likewise.
5430 (new_omp_context): Likewise.
5431 (delete_omp_context): Likewise.
5432 * gimplify.c (splay-tree.h): Include.
5433 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5435 (remap_ssa_name): Likewise.
5436 (remap_decl): Likewise.
5437 (remap_type_1): Likewise.
5438 (remap_type): Likewise.
5439 (copy_body_r): Likewise.
5440 (expand_call_inline): Likewise.
5441 (clone_body): Likewise.
5442 (copy_tree_r): Likewise.
5443 (remap_save_expr): Likewise.
5444 (unsave_r): Likewise.
5445 (unsave_expr_now): Likewise.
5446 (tree_function_versioning): Likewise.
5447 (build_duplicate_type): Likewise.
5448 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5449 (struct copy_body_data): Replace splay-tree by pointer-map.
5450 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5451 not $(SPLAY_TREE_H).
5452 (gimplify.o): Depend on $(SPLAY_TREE_H).
5453 (omp-low.p): Likewise.
5455 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5457 * config/avr/predicates.md (even_register_operand,
5458 odd_register_operand): New predicates.
5459 * config/avr/avr.md (movw peephole2): New.
5460 (movw_r peephole2): New.
5462 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5464 * tree.h (get_signed_or_unsigned_type): New.
5465 * fold-const.c (operand_equal_for_comparison_p): Use
5466 get_signed_or_unsigned_type instead of
5467 lang_hooks.types.signed_or_unsigned_type.
5468 * expr.c (store_expr): Ditto.
5469 * langhooks.c (get_signed_or_unsigned_type): New.
5470 (lhd_signed_or_unsigned_type): New.
5471 * langhooks.h (lhd_signed_or_unsigned_type): New.
5472 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5474 2007-03-30 Richard Henderson <rth@redhat.com>
5476 * tree-ssa-loop-ivopts.c: Include target.h.
5477 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5478 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5479 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5480 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5482 2007-03-30 Richard Henderson <rth@redhat.com>
5483 Kai Tietz <kai.tietz@onevision.com>
5485 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5487 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5488 (TARGET_64BIT_MS_ABI): New.
5489 (DBX_REGISTER_NUMBER): Handle 64-bit.
5490 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5491 (LONG_TYPE_SIZE): Force to 32.
5492 (REG_PARM_STACK_SPACE): New.
5493 (OUTGOING_REG_PARM_STACK_SPACE): New.
5494 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5495 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5496 (STACK_BOUNDARY): Use 128 for 64-bit.
5497 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5498 Add 64-bit implementation.
5499 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5501 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5502 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5503 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5504 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5505 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5506 TARGET_64BIT_MS_ABI.
5507 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5508 (ix86_pass_by_reference): Likewise.
5509 (ix86_function_value_regno_p): Likewise.
5510 (ix86_build_builtin_va_list): Likewise.
5511 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5512 (function_arg_advance_ms_64): New.
5513 (function_arg_advance): Call it.
5514 (function_arg_ms_64): New.
5515 (function_arg): Call it.
5516 (function_value_ms_64): New.
5517 (ix86_function_value_1): Call it.
5518 (return_in_memory_ms_64): New.
5519 (ix86_return_in_memory): Call it.
5520 (setup_incoming_varargs_ms_64): New.
5521 (ix86_setup_incoming_varargs): Call it.
5522 (ix86_expand_prologue): Handle 64-bit stack probing.
5523 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5524 (output_pic_addr_const): Likewise.
5525 (x86_this_parameter): Likewise.
5526 (x86_output_mi_thunk): Likewise.
5527 (x86_function_profiler): Likewise.
5528 (TARGET_STRICT_ARGUMENT_NAMING): New.
5529 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5530 (TARGET_64BIT_MS_ABI): New.
5531 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5532 * config/i386/i386.md (allocate_stack_worker): Remove.
5533 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5534 describe the clobber of eax without a match_scratch.
5535 (allocate_stack_worker_postreload): Remove.
5536 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5537 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5538 (allocate_stack_worker_rex64_postreload): Remove.
5539 (allocate_stack): Handle 64-bit.
5540 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5541 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5542 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5543 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5544 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5545 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5546 * config.build (x86_64-*-mingw*): New host.
5547 * config.host (x86_64-*-mingw*): New host.
5548 * config.gcc (x86_64-*-mingw*): New target.
5549 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5551 2007-03-30 Richard Henderson <rth@redhat.com>
5552 Kai Tietz <kai.tietz@onevision.com>
5554 * c-pragma.c (struct def_pragma_macro_value): New.
5555 (struct def_pragma_macro): New.
5556 (pushed_macro_table): New.
5557 (dpm_hash, dpm_eq): New.
5558 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5559 (init_pragma): Install them.
5560 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5562 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5564 * config/avr/avr.c (avr_override_options): Clear
5565 'flag_delete_null_pointer_checks'.
5567 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5570 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5571 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5572 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5573 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5574 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5575 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5576 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5578 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5580 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5582 * regmove.c: Move all of pass_stack_adjustments from here...
5583 * combine-stack-adj.c: ...to this new file.
5584 * Makefile.in: Add rules for combine-stack-adj.o.
5586 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5588 PR tree-optimization/31383
5589 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5590 to have the same length.
5592 2007-03-30 Jan Hubicka <jh@suse.cz>
5595 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5596 availablility; add more sanity checking; ask varpool only about
5599 2007-03-29 Richard Henderson <rth@redhat.com>
5601 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5602 to decide, but __SIZEOF_LONG_LONG__.
5604 2007-03-29 Richard Henderson <rth@redhat.com>
5606 * emutls.c (struct __emutls_array): New.
5607 (emutls_destroy): Use it instead of casting element 0 from void*.
5608 (__emutls_get_address): Likewise.
5610 2007-03-29 Richard Henderson <rth@redhat.com>
5612 * varasm.c (initializer_constant_valid_p): Don't deny
5613 DECL_DLLIMPORT_P on functions.
5615 * config/i386/cygming.h: Remove function declarations.
5616 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5617 (ASM_OUTPUT_LABELREF): Remove.
5618 (COMMON_ASM_OP): Remove.
5619 (ASM_OUTPUT_COMMON): Remove.
5620 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5621 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5622 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5623 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5624 Rename from TARGET_ENCODE_SECTION_INFO.
5625 * config/i386/netware.h: Likewise.
5626 * config/i386/i386-protos.h: Update.
5627 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5628 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5629 (legitimate_constant_p): Reject dllimports.
5630 (dllimport_map, get_dllimport_decl): New.
5631 (legitimize_dllimport_symbol): New.
5632 (legitimize_address, ix86_expand_move): Use it.
5633 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5634 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5635 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5636 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5637 * config/i386/predicates.md (constant_call_address_operand): Only
5638 accept symbols; reject dllimport_p symbols.
5639 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5640 i386_pe_maybe_record_exported_symbol.
5641 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5642 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5643 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5644 trust the setting of DECL_DLLIMPORT_P.
5645 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5646 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5647 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5648 tidy the argument scanning loop.
5649 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5650 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5651 (i386_pe_strip_name_encoding): Remove.
5652 (i386_pe_binds_local_p): New.
5653 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5654 (i386_pe_output_labelref): Remove.
5655 (i386_pe_asm_output_aligned_decl_common): New.
5656 (i386_pe_maybe_record_exported_symbol): Rename from
5657 i386_pe_record_exported_symbol; check for dllexported symbols.
5659 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5661 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5662 add comment explaining why vsnprintf cannot be used.
5664 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5666 PR tree-optimization/30666
5667 * tree.c (build_complex_type): When creating type names for DWARF2
5668 debug info, create TYPE_DECLs for TYPE_NAME instead of
5670 (build_common_tree_nodes_2): Use build_complex_type when building
5671 predefined complex types, to preserve canonical types.
5673 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5675 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5676 (noce_get_alt_condition): Look at it to determine whether to
5677 reverse the condition or not.
5678 (noce_get_condition): Substitute the truth for lies.
5679 (noce_find_if_block): Set the then_else_reversed field.
5681 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5683 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5684 destination of this insn.
5685 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5686 than calling gen_rtx_SET directly. Use r0 to hold the value of
5687 'address + 4' rather than a stack based temporary which can be
5690 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5692 * config/s390/s390.c (s390_secondary_input_reload_class,
5693 s390_secondary_output_reload_class): Functions removed.
5694 (s390_secondary_reload): New function.
5695 (TARGET_SECONDARY_RELOAD): Target macro defined.
5696 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5697 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5698 * config/s390/s390.md ("reload_outti", "reload_outdi",
5699 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5700 "reload_out<mode>"): Expanders removed.
5701 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5702 "reload<mode>_nonoffmem_out"): Expanders added.
5704 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5706 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5707 SRC->DEST replacement failed anyway.
5709 2007-03-28 Mike Stump <mrs@apple.com>
5711 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5712 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5713 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5715 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5717 * config.gcc: Accept barcelona as a variant of amdfam10.
5718 * config/i386/i386.c (override_options): Likewise.
5719 * doc/invoke.texi: Likewise.
5721 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5723 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5724 offsets for BIT_FIELD_REF and COMPONENT_REF.
5726 2007-03-28 Richard Guenther <rguenther@suse.de>
5728 * tree.c (is_global_var): Move ...
5729 * tree-flow-inline.h (is_global_var): ... here.
5730 * tree.h (is_global_var): Remove declaration.
5732 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5734 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5736 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5737 * config/i386/i386.c (ix86_tune_features): Initialize new
5739 * config/i386/predicates.md (promotable_binary_operator): Use
5740 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5742 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5745 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5747 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5749 * config/fr30/fr30.md (movsi_internal): Change destination
5750 constraint from m to V and add m to the end.
5752 2007-03-28 Christian Bruel <christian.bruel@st.com>
5754 * config/sh/sh.md (movsi_i): Fix type attribute.
5756 2007-03-28 Christian Bruel <christian.bruel@st.com>
5758 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5759 (movsf_ie): Likewise.
5761 2007-03-28 Christian Bruel <christian.bruel@st.com>
5763 * config.gcc: Add sh4-300 to multilib.
5764 * config/sh/t-mlib-sh4-300: New file.
5766 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5768 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5769 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5771 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5772 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5773 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5774 "fixuns_trunctddi2"): Whitespace fix.
5776 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5778 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5779 the definition of struct sh_args.
5780 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5781 CALL_COOKIE_INT_REG_GET): Likewise.
5783 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5785 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5786 transformations are applied successfully.
5788 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5790 * tree.c (tree_contains_struct): Permit 512 tree codes.
5791 * tree.h (tree_contains_struct): Ditto.
5792 (MAX_TREE_CODES): Ditto.
5793 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5794 SPARE member to store remaining padding bits.
5796 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5798 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5801 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5803 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5804 * configure: Regenerate.
5806 * configure: Regenerate using the correct version of autoconf.
5808 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5810 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5812 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5813 regs to "__SP_L__" and "__SP_H__".
5815 2007-03-27 Richard Guenther <rguenther@suse.de>
5817 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5818 computations with it with a HOST_WIDE_INT variable.
5820 2007-03-26 Mike Stump <mrs@apple.com>
5822 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5823 objective-c-header, objective-c++-header and objc++-cpp-output
5825 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5827 2007-03-26 Richard Henderson <rth@redhat.com>
5830 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5831 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5832 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5833 IX86_BUILTIN_PSRLQ128): New.
5834 (ix86_init_mmx_sse_builtins): Add them.
5835 (ix86_expand_builtin): Expand them.
5836 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5837 operand 2 be TImode.
5838 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5839 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5840 _mm_srli_epi64): Mark __B const.
5841 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5842 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5843 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5844 new two-vector shift builtins.
5846 2007-03-26 Ian Lance Taylor <iant@google.com>
5848 PR tree-optimization/31345
5849 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5850 [+INF, +INF(OVF)] into VARYING.
5852 2007-03-26 Zack Weinberg <zackw@panix.com>
5854 * gengtype-parse.c: New file.
5855 * gengtype-yacc.y: Delete.
5856 * gengtype-lex.l: Don't include gengtype-yacc.h.
5857 Define YY_DECL and yyterminate appropriately for recursive
5858 descent parser. yylval is now a string out-parameter to yylex.
5859 (HWS, EOID): New shorthand.
5860 (IWORD): Add a couple more types.
5861 (yylex): Add a setup stanza. Remove the complex rules for
5862 detecting GTY'ed types and typedefs; replace with simple
5863 keyword detectors. Adjust everything for the changed
5864 definition of yylval. Ignore all pp-directives, not just #define.
5866 (parse_file): Rename yybegin; do not call yyparse.
5868 * gengtype.c (xasprintf): Export again.
5869 (this_file): New. Use everywhere __FILE__ was being used.
5870 (get_lang_bitmap): Special case types defined in gengtype.c.
5871 (do_typedef, new_structure): Suppress definition of certain types.
5872 (new_structure): Improve diagnostics of duplicate definitions.
5873 Make sure location_s is associated with input.h.
5874 (nreverse_pairs, define_location_structures): New functions.
5875 (main): Improve tagging of kludge types. Remove old kludges
5876 for input.h types; use define_location_structures.
5877 * gengtype.h: Update prototypes. Define token codes here.
5878 * Makefile.in: Remove all references to gengtype-yacc.
5879 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5881 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5882 add GTY((skip)) to the field that's only conditionally there.
5883 * doc/install.texi: Document that Bison is no longer required
5884 unless building treelang.
5886 * gengtype.c: Don't include gtyp-gen.h.
5887 (srcdir): Declare here.
5888 (base_files, lang_dir_names): Allocate dynamically.
5889 (gt_files, num_gt_files, num_lang_dirs): New globals.
5890 (measure_input_list, read_input_line, read_input_list)
5891 (set_lang_bitmap): New functions.
5892 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5893 simplify, relying on read_input_list to set up the bitmaps.
5894 (main): Arguments are no longer unused. Check for correct number
5895 of command line arguments, set srcdir and srcdir_len, then call
5896 read_input_list, before doing anything else. No need to worry
5897 about duplicates in main loop.
5898 * configure.ac: Simplify the calculation of all_gtfiles.
5899 Put language tags in there. Don't set or substitute
5900 all_gtfiles_files_langs or all_gtfiles_files_frags.
5901 * Makefile.in: Revamp the way gengtype is invoked, now that it
5902 takes a file on its command line with a much simpler format.
5903 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5904 (GTFILES): Remove duplicates and C source files.
5905 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5906 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5907 * configure: Regenerate.
5909 * gengtype.h: Remove all type definitions to gengtype.c; leave
5910 only definitions of options_p, type_p, and pair_p as opaque
5911 pointers. Update prototypes.
5912 * gengtype.c: Many type definitions moved here from gengtype.h.
5913 Consolidate type definitions at the top of the file.
5914 (xvasprintf): Delete.
5915 (xasprintf): Make static.
5916 (create_nested_pointer_option): Add 'next' parameter.
5917 (create_field_all, create_field_at): New functions.
5918 (create_field): Now a thin wrapper around create_field_all.
5919 (create_optional_field): Rename create_optional_field_ and add
5920 line argument. Original name is now a macro which supplies
5922 (oprintf): Use vsnprintf directly.
5923 (close_output_files): Use fatal rather than perror/exit.
5924 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5925 (main): Set progname. Don't use exit.
5926 * gengtype-yacc.y (struct_fields): Use create_field_at.
5927 (option, optionseqopt): Delete.
5928 (optionseq): Consolidate productions from option here so we
5929 can use the first argument to create_option.
5931 * gengtype-lex.l: Distinguish unions from structures in the
5932 token type. Don't call find_structure; return the tag as a string.
5933 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5934 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5935 Reorganize typedef_struct production accordingly.
5936 Use create_nested_ptr_option.
5937 * gengtype.c (create_nested_ptr_option): New function.
5938 * gengtype.h: Declare it.
5940 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5941 (string_type): Don't declare.
5942 (do_scalar_typedef): Declare.
5943 (create_scalar_type): Update prototype.
5944 * gengtype.c (string_type): Make static.
5945 (scalar_nonchar, scalar_char): New.
5946 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5947 (resolve_typedef): Use scalar_nonchar for error recovery.
5948 (create_scalar_type): Remove name_len field. Return scalar_char
5949 or scalar_nonchar as appropriate.
5950 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5952 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5954 (main): Initialize scalar_char and scalar_nonchar before calling
5956 * gengtype-lex.l: Adjust for removal of second argument to
5957 create_scalar_type. Use yylval.s instead of yylval.t when
5959 * gengtype-yacc.y: Type of SCALAR is string. Call
5960 create_scalar_type from type:SCALAR rule. Adjust for removal of
5961 second argument to create_scalar_type.
5963 * vec.h: Remove all #if IN_GENGTYPE blocks.
5964 Add comment saying that changes may require adjustments to gengtype.
5965 * gengtype.c: Don't include coretypes.h or tm.h.
5966 Add comment to inclusion of errors.h.
5967 (note_def_vec, note_def_vec_alloc): New functions.
5968 * gengtype.h: Declare new functions.
5969 * gengtype-lex.l: Don't include coretypes.h.
5970 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5972 (update_lineno): Remove unnecessary prototype.
5973 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5974 (VEC rule): Just return VEC_TOKEN.
5975 * gengtype-yacc.y (VEC_TOKEN): New token type.
5976 (type): Add a production for VEC(a,b).
5977 * Makefile.in: Update dependencies.
5979 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5980 typedefs that use the old PARAMS macro.
5982 * gengtype-lex.l: Remove all rules and states relating to yacc
5984 * gengtype-yacc.y: Similarly.
5985 * gengtype.c (note_yacc_type): Delete function.
5986 * gengtype.h: Update prototypes.
5988 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5990 * tree-pretty-print.c (dump_generic_node): Report precision of
5991 unnamed integer types.
5993 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5995 * ifcvt.c (noce_try_store_flag_constants): Don't check
5996 no_new_pseudos here.
5997 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5998 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5999 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6000 noce_try_sign_mask): Likewise.
6001 (if_convert): Check no_new_pseudos here.
6003 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6005 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6006 (noce_get_condition): Handle new then_else_reversed argument.
6007 (noce_init_if_info): Remove, fold into noce_find_if_block.
6008 (noce_process_if_block): Take a struct noce_if_info as the
6009 argument. Don't set up one based on ce_if_info. Update pointer
6010 references accordingly.
6011 (cond_move_process_if_block): Likewise.
6012 (process_if_block): Removed.
6013 (find_if_block): Removed. Move functionality two new functions,
6014 noce_find_if_block and cond_exec_find_if_block.
6015 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6016 blocks and the symmetric IF-ELSE-JOIN case.
6017 (cond_exec_find_if_block): Also new function mostly based on old
6018 find_if_block and process_if_block.
6019 (find_if_header): Replace find_if_block call with separately
6020 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6021 (find_cond_trap): Update noce_get_condition call.
6022 (dead_or_predicable): Likewise.
6024 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6026 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6028 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6029 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6030 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6031 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6032 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6033 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6034 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6035 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6036 __builtin_ia32_psrad128 builtins.
6038 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6040 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6041 * config/i386/constraints.md
6042 (define_constraint "I"): Use IN_RANGE macro.
6043 (define_constraint "J"): Ditto.
6044 (define_constraint "K"): Ditto.
6045 (define_constraint "M"): Ditto.
6046 (define_constraint "N"): Ditto.
6047 (define_constraint "O"): Ditto.
6048 * config/i386/predicates.md
6049 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6050 (define_predicate "const_0_to_3_operand"): Ditto.
6051 (define_predicate "const_0_to_7_operand"): Ditto.
6052 (define_predicate "const_0_to_15_operand"): Ditto.
6053 (define_predicate "const_0_to_63_operand"): Ditto.
6054 (define_predicate "const_0_to_255_operand"): Ditto.
6055 (define_predicate "const_1_to_31_operand"): Ditto.
6056 (define_predicate "const_2_to_3_operand"): Ditto.
6057 (define_predicate "const_4_to_7_operand"): Ditto.
6059 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6062 in SImode for save_world.
6063 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6066 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6068 PR tree-optimization/30784
6069 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6072 2007-03-25 Revital Eres <eres@il.ibm.com>
6074 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6075 Fold movement_possibility function into it.
6077 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6079 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6080 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6081 (call_indirect_nonlocal_darwin64): Same.
6082 (call_nonlocal_darwin64): Same.
6083 (call_value_indirect_nonlocal_darwin64): Same.
6084 (call_value_nonlocal_darwin64): Same.
6085 (sibcall_nonlocal_darwin64): Same.
6086 (sibcall_value_nonlocal_darwin64): Same.
6087 (sibcall_symbolic_64): Same.
6088 (sibcall_value_symbolic_64): Same.
6089 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6091 (rs6000_emit_load_toc_table): Same.
6092 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6093 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6099 (load_toc_v4_pic_si): Same
6100 (load_toc_v4_PIC_1): Same.
6101 (load_toc_v4_PIC_1b): Same.
6102 (call_indirect_aix{32,64}): Same.
6103 (call_value_indirect_aix{32,64}): Same.
6106 (call_local{32,64}): Same.
6107 (call_value_local{32,64}): Same.
6108 (call_indirect_nonlocal_aix{32,64}): Same.
6109 (call_nonlocal_aix{32,64}): Same.
6110 (call_value_indirect_nonlocal_aix{32,64}): Same.
6111 (call_value_nonlocal_aix{32,64}): Same.
6112 (call_indirect_nonlocal_sysv<mode>): Same.
6113 (call_nonlocal_sysv<mode>): Same.
6114 (call_value_indirect_nonlocal_sysv<mode>): Same.
6115 (call_value_nonlocal_sysv<mode>): Same.
6117 (sibcall_local{32,64}): Same.
6118 (sibcall_value_local{32,64}): Same.
6119 (sibcall_nonlocal_aix{32,64}): Same.
6120 (sibcall_value_nonlocal_aix{32,64}): Same.
6121 (sibcall_nonlocal_sysv<mode>): Same.
6122 (sibcall_value): Same.
6123 (sibcall_value_nonlocal_sysv<mode>): Same.
6125 2007-03-24 Paul Brook <paul@codesourcery.com>
6127 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6128 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6130 2007-03-24 Richard Henderson <rth@redhat.com>
6132 * config/ia64/constraints.md: New file.
6133 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6134 satisfies_constraint_?.
6135 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6136 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6137 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6138 ia64_output_mi_thunk): Likewise.
6139 (ia64_const_ok_for_letter_p): Remove.
6140 (ia64_const_double_ok_for_letter_p): Remove.
6141 (ia64_extra_constraint): Remove.
6142 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6143 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6144 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6145 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6146 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6147 EXTRA_MEMORY_CONSTRAINT): Remove.
6148 * config/ia64/ia64.md: Include constriants.md. Replace
6149 CONST_OK_FOR_? with satisfies_constraint_?.
6151 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6152 H.J. Lu <hongjiu.lu@intel.com>
6154 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6156 (name macros): Use DPD_BID_NAME to convert names properly.
6158 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6159 decimal floating point format.
6160 (init_floating_libfuncs): Change decimal functions so that they
6161 have a "bid_" prefix if the decimal system uses the BID format,
6162 and "dpd_" prefix if the decimal system uses the DPD format.
6163 (init_interclass_conv_libfuncs): Ditto.
6164 (init_intraclass_conv_libfuncs): Ditto.
6166 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6167 using the BID format.
6169 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6170 whether we are using the BID decimal format.
6171 * configure: Regenerate.
6173 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6174 the compiler has decimal floating point enabled. Define
6175 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6178 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6179 using the BID format.
6181 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6182 whether we are using the BID decimal format.
6183 * configure: Regenerate.
6185 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6186 the compiler has decimal floating point enabled. Define
6187 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6190 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6191 options, and that it is enabled for i386/x86_64 systems.
6193 * Makefile.in (enable_decimal_float): New.
6195 (DECNUMINC): Add -I$(DECNUMFMT).
6196 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6197 to $(DECNUMFMT) from $(DECNUM).
6199 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6200 Substitute enable_decimal_float.
6201 * configure: Regenerated.
6204 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6207 * configure.ac: Enable decimal float for x86_64-*-linux*.
6208 * configure: Regenerated.
6211 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6212 decimal128ClearSign to flip and clear the sign bit in decimal128.
6213 (decimal_real_maxval): Set decimal128SetSign to set the sign
6216 2007-03-23 Ian Lance Taylor <iant@google.com>
6218 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6220 2007-03-23 Ian Lance Taylor <iant@google.com>
6222 * tree-dump.c (dump_files): Correct comment.
6224 2007-03-23 Ian Lance Taylor <iant@google.com>
6226 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6228 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6230 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6231 in cfglayout mode. Don't go into and out of cfglayout mode.
6232 Link the blocks in the order of the constructed traces.
6233 (rest_of_handle_tracer): Adjust call to tracer.
6234 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6235 Don't go into cfglayout mode.
6236 (rtl_loop_done): Don't go out of cfglayout mode.
6237 * cfglayout.c (relink_block_chain): New function, split out from...
6238 (fixup_reorder_chain): ...here. Remove redundant checking.
6239 (cfg_layout_finalize): Don't clear the header, footer, and aux
6240 fields here, move the code to do so to relink_block_chain. Likewise
6241 for free_original_copy_tables.
6242 * rtl.h (tracer): Update prototype.
6243 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6244 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6245 mode. Use relink_block_chain to serialize the CFG according to the
6246 new basic block order. Move targetm.cannot_modify_jumps_p check from
6248 (gate_handle_reorder_blocks): ...to here.
6249 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6251 (gate_duplicate_computed_gotos): ...to here.
6252 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6253 something always changes when going into and out of cfglayout mode.
6254 Perform an expensive cfg cleanup while going into cfglayout mode.
6255 Always update liveness information on HAVE_conditional_execution
6256 targets. Reserialize the basic blocks and go out of cfglayout mode.
6257 * reg-stack.c: Include cfglayout.h.
6258 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6259 the call to reorder_basic_blocks.
6260 * basic-block.h (reorder_basic_blocks): Update prototype.
6261 (relink_block_chain): New prototype.
6262 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6264 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6266 * config/mips/mips.md (type, hazard, *movdi_32bit,
6267 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6268 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6269 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6270 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6271 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6273 (movcc): Change first xfer to multi.
6274 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6275 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6276 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6277 config/mips/generic.md: Change reservations using "xfer" to use
6279 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6280 using match_operand.
6281 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6282 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6284 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6286 2007-03-22 Richard Henderson <rth@redhat.com>
6288 * config/i386/i386.c: Remove unnecessary function declarations.
6289 Move targetm definition, and all related macros, to the end of
6290 the file. Resort some functions to put definitions before uses.
6291 (ix86_attribute_table): Make static. Move to end of file.
6292 (ix86_gimplify_va_arg): Make static.
6294 2007-03-22 Richard Henderson <rth@redhat.com>
6296 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6297 don't increase local_regparm with force_align_arg_pointer check.
6298 (ix86_function_sseregparm): Assert 32-bit.
6299 (type_has_variadic_args_p): New.
6300 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6301 type_has_variadic_args_p.
6302 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6303 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6304 use memset instead. Do maybe_vaarg check first; skip attribute
6305 tests if true; skip attribute tests for 64-bit.
6306 (construct_container): Remove TARGET_DEBUG_ARG.
6307 (function_arg_advance_32, function_arg_advance_64): Split out ...
6308 (function_arg_advance): ... from here.
6309 (function_arg_32, function_arg_64): Split out ...
6310 (function_arg): ... from here.
6311 (ix86_pass_by_reference): Tidy.
6312 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6313 (function_value_32): New, from parts of ix86_function_value
6314 and ix86_value_regno.
6315 (function_value_64): New, from parts of ix86_function_value
6316 and ix86_libcall_value.
6317 (ix86_function_value_1): New.
6318 (ix86_function_value, ix86_libcall_value): Use it.
6319 (return_in_memory_32, return_in_memory_64): Split out ...
6320 (ix86_return_in_memory): ... from here.
6321 (ix86_struct_value_rtx): Skip for 64-bit.
6322 (ix86_libcall_value, ix86_value_regno): Remove.
6323 (setup_incoming_varargs_64): Split out ...
6324 (ix86_setup_incoming_varargs): ... from here.
6325 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6326 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6327 * config/i386/i386-protos.h (ix86_function_value): Remove.
6328 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6330 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6333 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6334 infinities not supported, otherwise emit warning if -Woverflow. On
6335 underflow, emit warning if -Woverflow.
6336 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6338 * real.h (real_from_string): Update declaration
6340 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6341 Richard Henderson <rth@redhat.com>
6343 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6344 * calls.c (compute_argument_block_size, expand_call,
6345 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6346 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6347 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6348 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6349 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6350 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6351 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6352 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6355 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6357 * c-incpath.c (add_sysroot_to_chain): New.
6358 (merge_include_chains): Add sysroot argument. Call
6359 add_sysroot_to_chain if sysrooted.
6360 (register_include_chains): Update call to merge_include_chains.
6361 * doc/cppopts.texi: Document use of '=' in include directory
6364 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6366 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6367 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6368 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6369 insn pattern using X87MODEF12 mode macro.
6371 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6373 * regmove.c (regmove_optimize): Use reg_mentioned_p
6374 instead of reg_overlap_mentioned_p for DST.
6376 2007-03-21 Mike Stump <mrs@apple.com>
6378 * c.opt: Fixup for Objective-C/C++.
6380 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6382 * explow.c (convert_memory_address): Fold memory reference when
6383 POINTERS_EXTEND_UNSIGNED < 0
6385 2007-03-21 Richard Henderson <rth@redhat.com>
6388 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6389 * config/i386/mmintrin.h (__m64): Likewise.
6390 * config/i386/xmmintrin.h (__m128): Likewise.
6392 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6394 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6395 (VXWORKS_OS_CPP_BUILTINS): Define.
6396 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6397 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6399 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6401 * rtl.h (constant_pool_reference_p): Delete.
6402 (find_constant_src): Declare.
6403 * rtlanal.c (find_constant_src): New function.
6404 * simplify-rtx.c (constant_pool_reference_p): Delete.
6405 * config/i386/i386.md: Use find_constant_src instead of
6406 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6408 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6410 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6411 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6413 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6415 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6416 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6417 (arm_elf_asm_constructor): Use it.
6418 (arm_elf_asm_destructor): New function.
6420 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6422 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6424 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6426 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6428 2007-03-19 Andrew Haley <aph@redhat.com>
6430 PR tree-optimization/31264
6431 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6434 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6436 PR rtl-optimization/30907
6437 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6438 (fwprop_init): Always call loop_optimizer_initialize.
6439 (fwprop_done): Always call loop_optimizer_finalize.
6440 (fwprop): We always have loop info now.
6441 (gate_fwprop_addr): Remove.
6442 (pass_fwprop_addr): Use gate_fwprop as gate.
6444 PR rtl-optimization/30841
6445 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6446 df_chain_alloc): Call df_reorganize_refs unconditionally.
6447 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6448 refs_organized to refs_organized_size.
6449 (df_ref_create_structure): Use refs_organized_size instead of
6450 bitmap_size if refs had been organized, and keep refs_organized_size
6452 * df.h (struct df_ref_info): Change refs_organized to
6453 refs_organized_size.
6454 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6457 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6459 * except.c (output_function_exception_table): Do not reference the
6460 EH personality routine for functions that do not require an
6463 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6466 * c-typeck.c (convert_for_assignment): Call comptypes for
6467 RECORD_TYPE or UNION_TYPE.
6470 * reload1.c (reload): Do invalid ASM checking after
6471 cleanup_subreg_operands.
6473 2007-03-19 Jeff Law <law@redhat.com>
6475 * tree-cfg.c (find_taken_edge): Tighten conditions for
6476 optimizing computed gotos.
6478 2007-03-19 Michael Matz <matz@suse.de>
6480 * builtins.c (expand_builtin_sync_operation,
6481 expand_builtin_compare_and_swap,
6482 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6485 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6486 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6491 * doc/tm.texi: Add brackets around the return type of
6492 TARGET_SECONDARY_RELOAD.
6494 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6495 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/31254
6498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6499 Use handled_component_p () where appropriate. Continue
6500 propagating into the rhs if we propagated into an INDIRECT_REF
6503 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6505 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6506 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6507 (xde, xdee): Mode attributes adjusted to support DFP modes.
6508 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6509 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6510 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6511 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6512 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6513 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6514 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6516 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6517 "movsf"): Insn definitions removed.
6518 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6519 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6520 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6522 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6523 "reload_in<mode>", "reload_out<mode>"): Expander added.
6524 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6527 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6529 * config/s390/s390.md: Only non-functional changes. Renamed
6530 FPR mode macro to BFP all over the file.
6532 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6534 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6535 (op_type attribute): RRF instruction type added.
6536 (fT0): New mode attribute.
6537 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6538 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6539 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6540 no secondary memory is needed when moving DFmode values between GPRs
6543 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6545 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6546 inverted and documentation adjusted.
6547 ("mhard-dfp", "msoft-dfp"): New options.
6548 * config/s390/s390.c (s390_handle_arch_option): New architecture
6550 (override_options): Sanity checks for the new options added.
6551 * config.gcc: New architecture switch: z9-ec.
6552 * config/s390/s390.h (processor_flags): PF_DFP added.
6553 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6554 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6555 when the bit is NOT set so remove it from the defaults.
6557 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6559 * genemit.c (main): Print include statement for dfp.h.
6560 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6563 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6565 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6567 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6570 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6573 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6575 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6576 attr_length_call, output_call, output_indirect_call): Cleanup
6577 formatting of targetm calls.
6579 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6581 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6583 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6585 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6586 reservation, bypass and anti-bypass descriptions for these instructions.
6587 Update move patterns.
6588 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6591 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6593 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6594 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6595 (get_initial_def_for_reduction): Likewise.
6597 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6599 Fix PR tree-optimization/29922
6600 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6601 (get_representative): Removed.
6602 (value_dies_in_block_x): Update for rvuse removal.
6603 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6604 (compute_antic_aux): Handle when PHI nodes appear in
6605 non-single-successors.
6606 (dump_bitmap_of_names): Removed.
6607 (compute_antic_safe): Renamed and removed rvuse calculation.
6608 Calculate only antic safe.
6609 (insert_into_preds_of_block): Remove assert.
6610 (execute_pre): Update for renamed functions.
6611 (defer_or_phi_translate_block): New function.
6613 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6615 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6616 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6618 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6619 Follow spelling conventions.
6621 * tree-data-ref.h: Remove the prototype for analyze_array.
6623 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6625 PR tree-optimization/31041
6626 * tree-vect-transform.c (get_initial_def_for_induction): Call
6627 force_gimple_operand.
6629 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6631 * ipa-type-escape.c (look_for_casts) : Revert code to use
6632 handled_component_p due to ada test a-numaux.adb.
6634 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6636 * final.c (final_scan_insn): Alter the condition of a
6637 conditional trap if we have nonstandard CC.
6639 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6641 * configure.ac: Remove excess quoting from asm line 0 test.
6642 * configure: Rebuilt.
6644 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6646 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6647 * c-common.c (convert_and_check): Move warning logic to...
6648 (warnings_for_convert_and_check): ...here. Define.
6649 * c-common.h (warnings_for_convert_and_check): Declare.
6651 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6653 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6654 (output_call): Likewise.
6656 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6658 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6660 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6662 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6664 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6666 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6667 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6669 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6671 PR tree-optimization/31183
6672 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6673 Use double_int instead of unsigned int for representing access_strides.
6674 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6676 2007-03-16 Richard Guenther <rguenther@suse.de>
6678 PR tree-optimization/31146
6679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6680 to allow recursion of forward_propagate_addr_expr.
6681 (forward_propagate_addr_into_variable_array_index): Likewise.
6682 (forward_propagate_addr_expr): Likewise.
6683 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6684 (forward_propagate_addr_expr_1): Recurse on simple copies
6685 instead of propagating into them. Do so for useless conversions
6687 (forward_propagate_addr_expr): Clean up unused statements after
6690 2007-03-16 Richard Guenther <rguenther@suse.de>
6692 * builtins.c (expand_builtin_cexpi): Use the right argument
6693 for the expansion via cexp.
6695 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6697 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6698 * configure: Rebuilt.
6700 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6703 * dwarf2out.c (force_type_die): Adjust comment.
6704 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6706 2007-03-15 DJ Delorie <dj@redhat.com>
6708 * config/frv/predicates.md (minmax_operator): Don't check operands
6711 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6713 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6714 Update constant estimates of number of iterations.
6715 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6716 argument renamed to "realistic".
6717 (compute_estimated_nb_iterations): Removed.
6718 (record_niter_bound): New function.
6719 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6720 call record_nonwrapping_iv with upper = false.
6721 (infer_loop_bounds_from_signedness): Pass upper argument to
6722 record_nonwrapping_iv.
6723 (estimate_numbers_of_iterations_loop): Do not call
6724 compute_estimated_nb_iterations. Record estimate based on profile
6725 information. Initialize the constant estimates of number of
6727 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6729 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6730 number of iterations is too small.
6731 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6732 (EST_NOT_AVAILABLE): Removed.
6733 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6734 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6737 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6739 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6740 Handle NE_EXPR guards.
6742 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6745 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6746 Set also -pedantic-errors by default for the preprocessor unless
6747 -fpermissive is given.
6749 2007-03-15 Richard Guenther <rguenther@suse.de>
6753 * builtins.c (expand_builtin_cexpi): As a fallback if we
6754 don't have builtins for sincos or cexp create a function
6755 declaration for cexp and expand to a call to that.
6756 (expand_builtin_int_roundingfn): Always fall
6757 back to floor/ceil and its variants even if they may be
6760 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6763 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6764 jump tables, move the call to delete_dead_jumptables from here...
6765 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6766 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6767 don't allow merging of blocks that try_redirect_by_replacing_jump
6768 also does not handle when not optimizing.
6770 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6771 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6773 * config/i386/i386.md (x86_sahf_1): Correctly handle
6776 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6779 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6780 x86_64_general_operand as operand[2] predicate. Remove "iF"
6781 from operand constraints and use "e" constraint instead.
6782 (*subti3_1, *subti3_1 splitter): Ditto.
6783 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6784 operand[1] predicate.
6786 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6788 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6789 arrays, multiply the access strides by the size of the sub-array.
6790 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6792 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6794 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6795 the configured assembler supports the sahf mnemonic.
6796 * configure: Regenerate.
6797 * config.in: Regenerate.
6799 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6800 emit "sahf" or ".byte\t0x9e" as asm template.
6802 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6805 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6806 option to replace hard coded TARGET_xxx in md file.
6807 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6808 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6809 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6810 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6811 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6812 (X86_TUNE_NOT_VECTORMODE): Ditto.
6813 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6814 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6815 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6816 (TUNE_SLOW_IMUL_IMM8): Ditto.
6817 (TUNE_MOVE_M1_VIA_OR): Ditto.
6818 (TUNE_NOT_UNPAIRABLE): Ditto.
6819 (TUNE_NOT_VECTORMODE): Ditto.
6821 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6824 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6825 tuning options instead of hard coded TARGET_xxx.
6826 (fix ssemode peephole2's): Ditto.
6827 (imul peephole2's): Ditto.
6829 (movdi_or_rex64): Ditto.
6830 (move peephole2): Ditto.
6831 (not peephole2's): Ditto.
6833 2007-03-14 Dirk Mueller <dmueller@suse.de>
6835 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6836 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6837 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6839 * c-parser.c (c_parser_do_statement): Warn about empty body in
6841 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6842 * doc/invoke.texi (-Wempty-body): Update documentation.
6844 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6847 * c-common.h (warn_for_div_by_zero): Declare.
6848 * c-common.c (warn_for_div_by_zero): Define.
6849 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6852 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6854 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6855 to PREFIX and STANDARD_PREFIX.
6857 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6858 Phil Edwards <phil@codesourcery.com>
6860 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6861 (__gthread_once_t): Remove busy field for RTPs.
6862 (__GTHREAD_ONCE_INIT): Update accordingly.
6864 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6866 * doc/invoke.texi: Document VxWorks options.
6868 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6870 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6872 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6874 PR tree-optimization/30590
6875 * tree-nrv.c (tree_nrv): Check for the partial update of the
6878 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6880 * flags.h (flag_random_seed): Remove declaration, in favor of...
6881 * toplev.h (get_random_seed, set_random_seed): ... these.
6882 * tree.c (get_file_function_name): Use the former.
6883 * opts.c (common_handle_option): Use the latter.
6886 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6889 * cse.c (cse_find_path): Do not bail out if a basic block that
6890 we already visited now becomes part of a path that starts at a
6891 different basic block. Just disallow this, to make sure we
6892 visit each basic block at most once.
6894 2007-03-13 Jan Hubicka <jh@suse.cz>
6896 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6897 when profile esitmate is present, calls with very low frequency are
6900 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6902 PR tree-optimization/30730
6903 PR tree-optimization/26900
6904 * tree-ssa-loop-niter.c: Include gmp.h.
6906 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6907 split_to_var_and_offset, determine_value_range,
6908 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6909 bound_difference, bounds_add, bounds_negate,
6910 number_of_iterations_ne_max, dump_affine_iv): New functions.
6911 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6912 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6913 difference of initial and final value of control iv to validate
6915 (number_of_iterations_cond): Add loop parameter. Determine bounds
6916 on the difference of the extremes of the control iv. Add dumps.
6917 (expand_simple_operations): Handle phi nodes.
6918 (simplify_using_initial_conditions): Do not record used conditions.
6919 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6920 Do not set additional_info.
6921 (implies_nonnegative_p, implies_ge_p): Removed.
6922 (derive_constant_upper_bound): Do not use parameter `additional'.
6923 (record_estimate): Parameter `additional' removed. Parameter
6924 `i_bound' added. Do not call derive_constant_upper_bound.
6925 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6926 bound the number of iterations estimate.
6927 (estimate_numbers_of_iterations_loop): Pass the estimate from
6928 the number of iterations analysis to record_estimate.
6929 * tree.h (multiple_of_p): Declare.
6930 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6931 (scev_const_prop): Do not check expression_expensive_p.
6932 * fold-const.c (multiple_of_p): Exported.
6933 * double-int.c (double_int_mask): Exported.
6934 * double-int.h (double_int_mask): Declare.
6935 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6936 field. Added max field.
6938 2007-03-13 David Taylor <taylor@candd.org>
6941 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6944 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6947 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6948 two unamed patterns.
6950 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6952 * config/i386/i386.opt (mcx16, msahf): New options.
6953 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6954 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6956 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6957 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6958 Output -mcx16 and -msahf options when corresponding bit is set.
6960 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6963 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6965 * configure.ac: Test for assembler tolerance to # 0 "".
6966 * configure, config.in: Rebuilt.
6967 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6969 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6971 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6973 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6974 (handle_syscall): Handle direct system calls.
6975 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6977 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6979 * doc/invoke.texi: Fix cpp.info cross-reference.
6980 * doc/passes.texi: Fix gcc.info cross-reference.
6982 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6984 PR tree-optimization/30835
6985 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6986 bb_for_stmt is not NULL before accessing it.
6988 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6990 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6993 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6996 * doc/install.texi: Document --enable-stage1-languages
6998 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7000 * tree-pass.h (pass_into_cfg_layout_mode,
7001 pass_outof_cfg_layout_mode): Declare.
7002 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7003 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7004 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7005 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7007 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7009 * c-decl.c (warn_variable_length_array): New function.
7010 Refactored from grokdeclarator to handle warn_vla
7011 and handle unnamed array case.
7012 (grokdeclarator): Refactored VLA warning case.
7013 * c.opt (Wvla): New flag.
7014 * doc/invoke.texi (Wvla): New warning.
7016 2007-03-12 Richard Henderson <rth@redhat.com>
7018 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7019 (TARGET_SECTION_TYPE_FLAGS): New.
7021 2007-03-12 Richard Henderson <rth@redhat.com>
7023 * config/darwin.c (machopic_reloc_rw_mask): New.
7024 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7025 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7027 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7029 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7030 * cppdefault.h (cpp_PREFIX): Document.
7031 (cpp_PREFIX_len): Likewise.
7032 (cpp_EXEC_PREFIX): New variable.
7033 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7034 * c-incpath.c (add_standard_paths): Correct logic for relocating
7035 paths within prefix.
7037 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7039 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7040 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7042 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7043 fix_truncdfdi_sse using SSEMODEF mode macro.
7044 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7045 fix_truncdfsi_sse using SSEMODEF mode macro.
7046 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7047 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7049 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7051 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7054 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7056 * tree.h : Add multiple_of_p declaration.
7057 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7058 * ipa-type-escape.c (results_of_malloc): Redundant.
7059 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7060 (cast_type): Extended with new members.
7061 (check_cast): Returns cast_type.
7062 (cast): New structure for data of walk_use_def_chains.
7063 (is_malloc_result, is_cast_from_non_pointer_1,
7064 is_cast_from_non_pointer,
7065 is_array_access_through_pointer_and_index): New functions.
7066 (look_for_casts): Returns cast types.
7067 (check_call): Returns void.
7068 (okay_pointer_operation): Use support of pointer plus index,
7069 pointer plus constant and allow all multiplications.
7071 2007-03-11 Richard Guenther <rguenther@suse.de>
7073 PR tree-optimization/31115
7074 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7075 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7076 A shift count of zero is not special as with *_DIV_EXPR.
7077 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7080 2007-03-11 Ian Lance Taylor <iant@google.com>
7082 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7083 the *_DIV_EXPR codes correctly with overflow infinities.
7085 2007-03-11 Ira Rosen <irar@il.ibm.com>
7087 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7088 indicate success/failure of the analysis. Add negation to subtrahend
7089 in case of subtraction. Fail if both operands contain constants.
7090 (create_data_ref): Fail if analyze_offset fails.
7092 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7094 * config/i386/i386.md (frndintxf2): Rename to ...
7095 (rintxf2): ... this. Remove expander having same name.
7096 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7097 (roundsf2, rounddf2): Ditto.
7098 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7099 (lround<mode>di2, lround<mode>si2): Ditto.
7101 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7103 * lower-subreg.c: Include except.h.
7104 (decompose_multiword_subregs): Verify that the only control flow
7105 insns we can split are loads to multi-words pseudos.
7106 Handle breaking such blocks after splitting, instead of calling
7107 find_many_sub_basic_blocks.
7109 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7110 on the new basic block. Add a lengthy comment explaining why we
7111 thought this was necessary.
7112 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7114 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7117 * tree.c (walk_type_fields): Recurse into the element type of
7118 ARRAY_TYPEs if there is a pointer set.
7120 2007-03-10 Dirk Mueller <dmueller@suse.de>
7122 * c-common.c (warn_logical_operator): Fix condition.
7124 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
7126 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7128 * config/darwin.c (machopic_select_section): Remove superfluous
7129 argument in call to categorize_decl_for_section. Remove unused
7132 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7134 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7136 * configure: Regenerate.
7138 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7141 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7142 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7143 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7144 Add LABEL_NUSES to emitted label.
7145 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7146 branch probability value to emitted jump insn.
7147 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7148 Do not check life information and do not re-arrange input operands
7149 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7151 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7153 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7154 the change of decode_asm_operands.
7156 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7158 * mode-switching.c (create_pre_exit): Skip blockage insn.
7160 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7162 * tree-pass.h (TODO_update_smt_usage): Remove.
7164 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7168 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7170 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7171 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7172 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7175 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7177 * gcc.c: Document %{, in big comment at top.
7178 (input_suffix_matches): Remove special handling for .s and
7180 (input_spec_matches): New.
7181 (handle_braces): Handle %{,.
7182 (validate_switches): ',' indicates a value which is not a switch.
7183 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7184 to detect assembler input.
7185 * config/i386/sol2.h (CPP_SPEC): Likewise.
7186 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7187 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7188 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7189 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7190 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7191 -m64 causes deployment target to default to 10.5.
7192 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7194 2007-03-09 Richard Henderson <rth@redhat.com>
7197 * target.h (targetm.asm.out.reloc_rw_mask): New.
7198 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7199 (TARGET_ASM_OUT): Use it.
7200 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7201 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7202 use the new reloc_rw_mask target hook instead.
7203 (default_section_type_flags_1): Merge into...
7204 (default_section_type_flags): ... here.
7205 (decl_readonly_section_1): Merge into...
7206 (decl_readonly_section): ... here.
7207 (default_elf_select_section_1): Merge into...
7208 (default_elf_select_section): ... here.
7209 (default_unique_section_1): Merge into...
7210 (default_unique_section): ... here.
7211 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7212 (default_select_rtx_section): Use it.
7213 (default_elf_select_rtx_section): Likewise.
7214 * output.h: Update to match.
7215 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7216 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7217 (TARGET_ASM_RELOC_RW_MASK): New.
7218 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7219 to categorize_decl_for_section.
7220 (x86_64_elf_unique_section): Likewise.
7221 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7222 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7223 (TARGET_ASM_RELOC_RW_MASK): New.
7224 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7225 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7226 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7227 (TARGET_RWRELOC): Remove.
7228 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7229 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7230 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7231 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7232 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7233 (rs6000_xcoff_select_section): Use decl_readonly_section.
7234 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7235 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7236 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7237 (TARGET_SECTION_TYPE_FLAGS): Remove.
7238 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7240 2007-03-09 Roger Sayle <roger@eyesopen.com>
7242 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7243 complex constant equality/inequality comparisons for here.
7244 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7245 known at compile-time or can be simplified to a scalar comparison.
7246 (fold_relational_const): Move compile-time evaluation of complex
7247 constant equality/inequality comparisons to here.
7249 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7251 PR rtl-optimization/30643
7252 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7254 (fold_rtx): Recurse, like before 2006-11-03.
7256 2007-03-09 DJ Delorie <dj@redhat.com>
7258 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7261 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7263 PR tree-optimization/30375
7264 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7265 LHS of statements is not the same.
7266 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7268 2007-03-09 Chao-ying Fu <fu@mips.com>
7270 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7272 * doc/invoke.texi (-mdspr2): Document new option.
7273 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7274 New unspec for DSP REV 2.
7275 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7276 these instructions are extended in DSP REV 2.
7277 (mips-dspr2.md): Include.
7278 * config/mips/mips.opt (mdspr2): New option.
7279 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7280 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7281 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7282 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7283 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7284 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7285 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7287 (bdesc_map): Add one field of unsupported_target_flags.
7288 (bdesc_arrays): Update entries to have extra fields. Add
7290 (mips_init_builtins): Initialize new function types.
7291 Check unsupported_target_fileds to filter out builtins.
7292 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7294 (ASM_SPEC): Pass mdspr2 to the assembler.
7295 * config/mips/mips-dspr2.md: New file.
7297 2007-03-09 Sa Liu <saliu@de.ibm.com>
7299 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7301 2007-03-09 Ian Lance Taylor <iant@google.com>
7303 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7304 argument) like -Wstrict-overflow=2.
7305 * doc/invoke.texi (Warning Options): Update documentation.
7307 2007-03-09 Dirk Mueller <dmueller@suse.de>
7310 * doc/invoke.texi (-Wlogical-op): Document.
7311 * common.opt (-Wlogical-op): New.
7312 * c-common.h (warn_logical_operator): Declare.
7313 * c-common.c (warn_logical_operator): Define.
7314 * c-typeck.c (parser_build_binary_op): Call
7315 warn_logical_operator.
7317 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7319 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7320 * final.c (final_scan_insn): Test for non-"" file name.
7322 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7324 * doc/loop.texi: Document the Omega linear constraints solver.
7325 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7326 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7327 omega-hash-table-size, omega-max-keys, and
7328 omega-eliminate-redundant-constraints.
7329 * tree-pass.h (pass_check_data_deps): Declared.
7332 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7333 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7334 pass_check_data_deps): New.
7335 * tree-data-ref.c (init_data_ref): Remove declaration.
7336 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7337 (analyze_array): Renamed init_array_ref, move up initializations.
7338 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7339 Removed arguments that are set to NULL.
7340 (analyze_indirect_ref): Correct indentation, correct call to
7342 (object_analysis): Call init_array_ref instead of analyze_array.
7343 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7344 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7345 of DR_ACCESS_FNS_ADDR.
7346 (init_omega_eq_with_af, omega_extract_distance_vectors,
7347 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7348 ddr_consistent_p): New.
7349 (compute_affine_dependence): Check consistency of ddrs when
7350 flag_check_data_deps is passed.
7351 (analyze_all_data_dependences): Uncomment.
7352 (tree_check_data_deps): New.
7353 * tree-data-ref.h: Include omega.h.
7354 (DR_ACCESS_FNS_ADDR): Removed.
7355 (data_dependence_relation): Add inner_loop.
7356 (DDR_INNER_LOOP): New.
7357 * common.opt (fcheck-data-deps): New.
7358 * tree-flow.h (tree_check_data_deps): Declare.
7359 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7360 (OBJS-common): Depend on omega.o.
7362 * passes.c (pass_check_data_deps): Scheduled.
7363 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7364 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7365 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7366 PARAM_VECT_MAX_VERSION_CHECKS,
7367 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7369 2007-03-09 Richard Guenther <rguenther@suse.de>
7371 PR tree-optimization/30904
7373 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7374 the same way as *_DIV_EXPR.
7376 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7378 * recog.c (decode_asm_operands): No mixed declarations and code.
7380 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7382 * rtl.def (ASM_INPUT): Add location.
7383 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7384 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7385 (decode_asm_operands): Add loc operand.
7386 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7387 * stmt.c (expand_asm): Rename to...
7388 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7389 gen_rtx_ASM_INPUT_loc.
7390 (expand_asm_expr): Adjust.
7391 * recog.c (decode_asm_operands): Add loc operand.
7392 (check_asm_operands, extract_insn): Adjust.
7393 * reload1.c (maybe_fix_stack_asms): Likewise.
7394 * final.c (asm_insn_count): Likewise.
7395 (final_scan_insn): Output # line before and after asm.
7397 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7399 * tree-ssa-structalias.c (variable_info): Remove
7401 (new_var_info): Ditto.
7402 (shared_bitmap_info_t): New structure.
7403 (shared_bitmap_table): New variable.
7404 (shared_bitmap_hash): New function.
7405 (shared_bitmap_eq): Ditto
7406 (shared_bitmap_lookup): Ditto.
7407 (shared_bitmap_add): Ditto.
7408 (merge_smts_into): Change to take bitmap directly.
7409 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7410 (init_alias_vars): Init shared bitmap hashtable.
7411 (delete_points_to_sets): Delete shared bitmap hashtable.
7412 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7413 is_aliased removal as a change that was still necessary was
7416 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7418 * config/i386/i386.h (override_options): Conditionally disable
7419 x86_sahf for 64bit targets only.
7421 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7424 * c-decl.c (merge_decls): Don't call make_var_volatile.
7425 * varasm.c (make_var_volatile): Remove.
7426 * output.h (make_var_volatile): Remove.
7428 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7430 PR tree-optimization/31085
7431 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7433 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7435 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7436 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7437 ATTR_CONST_NOTHROW_LIST.
7439 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7442 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7444 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7446 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7449 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7451 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7452 passed, use shared libgcc.
7454 2007-03-08 Roger Sayle <roger@eyesopen.com>
7456 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7457 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7458 (honor_protect_cleanup_actions, lower_try_finally_switch):
7460 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7461 ifc_temp_var): Likewise.
7462 * tree-inline.c (setup_one_parameter): Likewise.
7463 * tree-mudflap.c (mf_decl_cache_locals,
7464 mf_build_check_statement_for): Likewise.
7465 * tree-nested.c (init_tmp_var, save_tmp_var,
7466 finalize_nesting_tree_1): Likewise.
7467 * tree-outof-ssa.c (insert_copy_on_edge,
7468 insert_backedge_copies): Likewise.
7469 * tree-profile.c (tree_gen_edge_profiler,
7470 tree_gen_ic_profiler): Likewise.
7471 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7472 * tree-sra.c (sra_build_assignment): Likewise.
7473 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7474 * tree-ssa-math-opts.c (insert_reciprocals,
7475 execute_cse_sincos_1): Likewise.
7476 * tree-tailcall.c (adjust_accumulator_values,
7477 adjust_return_value): Likewise.
7478 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7479 * tree-vect-transform.c (vect_create_data_ref_ptr,
7480 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7481 vect_create_epilog_for_reduction, vectorizable_reduction,
7482 vectorizable_call, vectorizable_conversion,
7483 vectorizable_assignment, vectorizable_operation,
7484 vectorizable_type_demotion, vect_gen_widened_results_half,
7485 vect_permute_store_chain, vectorizable_store,
7486 vect_setup_realignment, vect_permute_load_chain,
7487 vectorizable_load, vectorizable_condition,
7488 vect_create_cond_for_align_checks): Likewise.
7489 * tree-vrp.c (build_assert_expr_for): Likewise.
7491 2007-03-08 Ian Lance Taylor <iant@google.com>
7493 * tree-vrp.c: Include "intl.h".
7494 (usable_range_p): New static function.
7495 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7496 overflowed values, juts set *strict_overflow_p.
7497 (compare_values): Only return -2 if one of the operands is not a
7499 (compare_ranges): Call usable_range_p.
7500 (compare_range_with_value): Likewise.
7501 (vrp_evaluate_conditional_warnv): Rename from
7502 vrp_evaluate_conditional. Make static. Change all callers.
7503 (vrp_evaluate_conditional): New function.
7504 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7506 (simplify_abs_using_ranges): Likewise.
7507 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7508 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7509 within_stmt parameter.
7510 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7511 vrp_evaluate_conditional.
7512 * tree-ssa-threadedge.c
7513 (record_temporary_equivalences_from_stmts_at_dest): Change
7514 simplify parameter to take a second tree parameter.
7515 (simplify_control_stmt_condition): Likewise.
7516 (thread_across_edge): Likewise.
7517 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7518 (thread_across_edge): Likewise.
7519 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7521 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7523 * config/i386/i386.h (TARGET_SAHF): New define.
7524 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7525 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7526 (x86_sahf): New global variable.
7527 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7528 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7529 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7530 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7532 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7533 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7534 when expanding fcomi/sahf based tests.
7535 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7536 expanding sahf based alternative. Emit sahf based sequence when
7537 optimizing for code size.
7538 * config/i386/i386.md (x86_sahf_1): Do not disable for
7539 TARGET_64BIT, enable for TARGET_SAHF.
7541 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7543 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7544 spurious whitespace from error message.
7546 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7549 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7551 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7553 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7555 * tree-sra.c (instantiate_element): Propagate disabled warnings
7556 from the element itself to the created variable.
7558 2007-03-07 Richard Henderson <rth@redhat.com>
7561 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7562 silently fix up the stack in the case of a missing register.
7564 2007-03-07 Paul Brook <paul@codesourcery.com>
7566 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7568 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7570 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7572 (phase1_vrs): Use them.
7573 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7574 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7575 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7576 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7577 __gnu_Unwind_Restore_WMMXC if required.
7578 (_Unwind_VRS_Pop): Implement iWMMXt support.
7579 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7580 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7581 gnu_Unwind_Save_WMMXC): Define.
7583 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7585 * config/vxworks.h (vxworks_override_options): Declare.
7586 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7587 * config/vxworks.c: Include target.h and toplev.h.
7588 (vxworks_override_options): New function.
7589 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7591 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7593 * config/s390/s390.c (override_options): Don't emit an error when
7594 -mstack-size is used without providing -mstack-guard.
7595 (s390_emit_prologue): Choose stack_guard value automatically if not
7596 provided via command line.
7597 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7599 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7601 * config/i386/i386.c (output_set_got): Add a GOT initialization
7602 sequence for VxWorks PIC.
7603 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7604 around labels as well as symbols. Use gotoff_operand instead
7605 of local_symbolic_operand.
7606 (legitimize_pic_address): Use gotoff_operand instead of
7607 local_symbolic_operand. Use @GOT accesses for labels as
7609 (ix86_output_addr_diff_elt): Use PC-relative rather than
7610 GP-relative offsets for VxWorks PIC.
7611 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7612 no_new_pseudos. Check whether the returned register is op0.
7613 * config/i386/i386.md (tablejump): Use PC-relative rather than
7614 GP-relative offsets for VxWorks PIC.
7615 * config/i386/predicates.md (gotoff_operand): New predicate.
7617 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7619 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7621 * config/vxworks-dummy.h: New file.
7622 * config/i386/i386.h: Include it.
7624 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7626 * dwarf2out.c (is_inlined_entry_point): New
7627 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7628 DW_AT_ranges if the first subblock is the entry point.
7630 2007-03-06 David Daney <ddaney@avtrex.com>
7632 * doc/install.texi (mips-*-*): Change recommended binutils
7635 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7637 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7638 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7640 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7641 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7643 2007-03-06 Jan Hubicka <jh@suse.cz>
7645 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7646 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7648 (probably_cold_bb_p): Cold functions are cold.
7649 (probably_never_executed_bb_p): Cold functions are cold.
7650 (tree_bb_level_predictions): Predict calls to cold functions as not
7652 (compute_function_frequency): Check hot/cold attributes.
7653 * function.h (function_frequency): Update comments.
7654 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7655 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7656 (c_common_att): Add cold and hot.
7658 * doc/extend.texi (hot,cold attributes): Document.
7660 2007-03-06 Andrew Haley <aph@redhat.com>
7662 * function.c (expand_function_end): Move blockage to just after we
7663 emit the label for the naked return from the function.
7665 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7667 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7670 2007-03-06 Jan Hubicka <jh@suse.cz>
7672 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7673 loaded for constant large models. Non-large 64bit PIC can do.
7674 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7675 * cmodel.h: Add LARGE PIC.
7676 * i386.md (UNSPEC_PLTOFF): New.
7677 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7679 (*call_1_rex64): Disable for large models.
7680 (*call_1_rex64_large): New.
7681 (*call_value_1_rex64): Disable for large models.
7682 (*call_value_1_rex64_large): New.
7683 (set_rip_rex4): New.
7684 (set_got_offset_rex64): New.
7685 * predicates.md (constant_call_address_operand): For large model
7686 constant calls are not possible.
7687 * i386-protos.h (construct_plt_address): Declare.
7688 * i386.c (override_options): Accept large models.
7689 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7690 (legitimate_constant_p): Add new UNSPECs.
7691 (legitimate_pic_operand_p): Likewise.
7692 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7693 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7695 (output_pic_addr_const): Add PLTOFF.
7696 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7697 (ix86_expand_move): Legitimize pic address when in PIC mode.
7698 (construct_plt_address): New function.
7699 (ix86_expand_call): Offload the address to register and use GOT pointer
7701 * invoke.texi (mcmodel=large): Update documentation.
7703 2007-03-06 Richard Henderson <rth@redhat.com>
7705 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7706 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7707 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7708 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7709 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7710 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7711 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7712 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7713 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7714 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7715 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7716 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7717 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7718 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7719 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7720 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7721 x86_schedule, x86_use_bt, x86_pad_returns,
7722 x86_use_xchgb): Merge into ...
7723 (ix86_tune_features): ... here. New array.
7724 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7725 x86_bswap): Merge into ...
7726 (ix86_arch_features): ... here. New array.
7727 (x86_3dnow_a): Remove.
7728 (x86_accumulate_outgoing_args): Make static.
7729 (x86_arch_always_fancy_math_387): Make static.
7730 (ix86_tune_mask, ix86_arch_mask): Move ...
7731 (override_options): ... to local variables here. Apply the
7732 appropriate mask to each element of ix86_arch_features and
7733 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7734 as were done in the old macros.
7735 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7736 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7737 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7738 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7739 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7740 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7741 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7742 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7743 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7744 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7745 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7746 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7747 x86_accumulate_outgoing_args, x86_prologue_using_move,
7748 x86_epilogue_using_move, x86_decompose_lea,
7749 x86_arch_always_fancy_math_387, x86_shift1,
7750 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7751 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7752 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7753 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7754 x86_use_incdec, x86_pad_returns, x86_bswap,
7755 x86_partial_flag_reg_stall): Remove.
7756 (enum ix86_tune_indices): New.
7757 (ix86_tune_features): New.
7758 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7759 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7760 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7761 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7762 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7763 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7764 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7765 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7766 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7767 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7768 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7769 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7770 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7771 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7772 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7773 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7774 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7775 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7776 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7777 TARGET_EXT_80387_CONSTANTS): Use it.
7778 (enum ix86_arch_indices): New.
7779 (ix86_arch_features): New.
7780 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7781 TARGET_BSWAP): Use it.
7782 (ix86_tune_mask, ix86_arch_mask): Remove.
7784 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7787 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7788 Define using $${sysroot_headers_suffix}.
7789 * configure: Regenerate.
7790 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7791 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7793 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7794 * gcc.c (print_sysroot_headers_suffix): New.
7795 (option_map): Include --print-sysroot-headers-suffix.
7796 (display_help): Mention -print-sysroot-headers-suffix.
7797 (process_command): Handle -print-sysroot-headers-suffix.
7798 (do_spec_1): Append multilib directory to include-fixed path if
7799 sysroot suffixes in use.
7800 (main): Handle -print-sysroot-headers-suffix.
7801 * Makefile.in (start.encap): Don't depend on xlimits.h
7802 (xlimits.h): Remove.
7803 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7804 limits.h for each multilib in fixinc_list.
7805 (fixinc_list, s-fixinc_list): New.
7806 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7807 generate them for each multilib in fixinc_list.
7808 (stmp-fixproto): Use include-fixed. Run fixproto for each
7809 multilib in fixinc_list.
7810 (mostlyclean): Don't remove xlimits.h.
7811 (clean): Remove include-fixed.
7812 (real-install-headers-tar, real-install-headers-cpio,
7813 real-install-headers-cp): Don't copy include, only include-fixed.
7814 (install-mkheaders): Depend on fixinc_list. Don't depend on
7815 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7816 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7817 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7819 2007-03-06 Jan Hubicka <jh@suse.cz>
7821 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7824 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7826 * configure.ac: Allow tm_file to contain build-directory files.
7827 * configure: Regenerate.
7828 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7829 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7830 * config/m68k/print-sysroot-suffix.sh: New file.
7832 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7834 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7835 of pic_offset_table_rtx if reload_completed.
7836 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7837 PIC_OFFSET_TABLE_REGNUM.
7838 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7840 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7841 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7843 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7845 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7846 functions that call eh_return.
7848 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7850 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7851 functions that need a constant pool.
7853 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7856 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7857 (m68k_preferred_reload_class): Likewise.
7858 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7859 (SECONDARY_RELOAD_CLASS): Define.
7860 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7861 (LIMIT_RELOAD_CLASS): Delete.
7862 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7863 registers from storing bytes.
7864 (m68k_secondary_reload_class): New function.
7865 (m68k_preferred_reload_class): Likewise.
7867 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7869 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7871 (m68k_expand_prologue): Likewise.
7873 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7875 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7876 (mips_expand_epilogue): Add a bool parameter.
7877 (m68k_legitimize_sibcall_address): Declare.
7878 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7879 (m68k_expand_epilogue): Add a parameter to select between sibling
7880 and normal epilogues. Only generate a return for the latter.
7881 (m68k_ok_for_sibcall_p): New function.
7882 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7883 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7884 (sibcall_value, *sibcall_value): Likewise.
7885 (*call, *call_value): Require !SIBLING_CALL_P.
7886 (epilogue): Update call to m68k_expand_epilogue.
7887 (sibcall_epilogue): New pattern.
7888 * config/m68k/predicates.md (const_call_operand): Say that this
7889 predicate applies to sibling calls too.
7890 (sibcall_operand): New predicate.
7892 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7894 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7895 alternatives as movsi_cf.
7896 (movsf_cf_hard): Add commentary.
7898 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7899 Richard Sandiford <richard@codesourcery.com>
7901 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7902 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7903 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7904 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7905 as being live on exit from an interrupt function.
7906 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7907 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7908 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7909 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7910 (m68k_interrupt_function_p): Globalize.
7911 (m68k_compute_frame_layout): Remove reverse mask code.
7912 (m68k_emit_movem, m68k_set_frame_related): New functions.
7913 (m68k_output_function_prologue): Delete in favor of...
7914 (m68k_expand_prologue): ...this new function.
7915 (m68k_output_function_epilogue): Delete in favor of...
7916 (m68k_expand_epilogue): ...this new function.
7917 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7919 (print_operand): Handle %?.
7920 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7921 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7922 (prologue, epilogue): New patterns.
7923 (return): Turn into a define_expand.
7924 (*return): New pattern, derived from old "return" pattern. Use rte
7925 rather than rts for interrupt functions. Only use rtd if the pop
7927 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7928 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7929 (link, *link, unlink, *unlink, load_got): Likewise.
7931 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7935 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7936 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7937 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7938 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7939 and m68k_matches_u_p.
7940 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7941 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7942 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7943 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7944 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7945 (REG_STRICT_P): New macro.
7946 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7947 PCREL_GENERAL_OPERAND_OK.
7948 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7949 m68k_legitimate_base_reg_p.
7950 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7951 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7952 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7953 * config/m68k/m68k.c (m68k_address): New structure.
7954 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7955 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7956 (m68k_jump_table_ref_p, m68k_decompose_address)
7957 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7958 (m68k_matches_u_p): New functions.
7959 (print_operand_address): Rewrite to use m68k_decompose_index.
7961 2007-03-05 David Taylor <dtaylor@emc.com>
7963 * gcc.c: Correct copyright date in --version output.
7965 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7967 * pa.md: In unamed move patterns, disparge copies between general
7968 and floating point registers using '?' modifier. Don't include 'f'
7969 constraint for register preferences in DImode, SImode, HImode and
7970 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7971 Remove constraints for copies between general and floating registers
7972 in soft-float DFmode pattern.
7973 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7977 2007-03-05 Mike Stump <mrs@apple.com>
7979 * c-common.c (targetcm): Add.
7980 * c-opts.c (c_common_handle_option): Handle language specific
7982 * opts.c (handle_option): Verify language for target options, if
7984 * opth-gen.awk: Add CL_LANG_ALL.
7985 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7986 (TARGETCM_INITIALIZER): Add.
7987 * target.h (struct gcc_targetcm): Add.
7989 * targhooks.c (default_handle_c_option): Add.
7990 * targhooks.h (default_handle_c_option): Add.
7991 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7993 * config/darwin.opt (iframework): Add.
7994 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7995 * config/darwin-c.c (handle_c_option): Add.
7996 (TARGET_HANDLE_C_OPTION): Add.
7998 * doc/invoke.texi (Darwin Options): Add -iframework.
8000 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8002 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8005 2007-03-05 Ian Lance Taylor <iant@google.com>
8007 * c.opt (fgnu89-inline): New option.
8008 * c-opts.c (c_common_post_options): Set default value for
8010 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8011 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8013 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8014 (grokdeclarator, start_function): Likewise.
8015 * c-cppbuiltin.c (c_cpp_builtins): Define either
8016 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8017 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8018 (C Dialect Options): Document -fgnu89-inline.
8019 * doc/extend.texi (Function Attributes): Explain what the
8020 gnu_inline attribute does.
8021 * doc/cpp.texi (Common Predefined Macros): Document
8022 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8024 2007-03-05 Ian Lance Taylor <iant@google.com>
8026 PR tree-optimization/31034
8027 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8028 half-range if the other side is an overflow infinity.
8030 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8032 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8033 (bfin*-linux-uclibc*): New configuration.
8034 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8036 * config/bfin/linux.h: New file.
8037 * config/bfin/libgcc-bfin.ver: New file.
8038 * config/bfin/t-bfin-uclinux: New file.
8039 * config/bfin/t-bfin-linux: New file.
8040 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8041 (TARGET_OS_CPP_BUILTINS): New macro.
8043 2007-03-05 Richard Guenther <rguenther@suse.de>
8045 * fold-const.c (fold_binary): Remove duplicate folding
8046 of comparison of non-null ADDR_EXPR against null.
8048 2007-03-05 Richard Guenther <rguenther@suse.de>
8049 Dorit Nuzman <dorit@il.ibm.com>
8051 PR tree-optimization/26420
8052 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8053 are no loops in the function. Only print the number of
8054 vectorized loops if it is greater than zero or we are supposed
8055 to print information about unvectorized loops.
8057 2007-03-05 Revital Eres <eres@il.ibm.com>
8059 * gcc.dg/var-expand1.c: New test.
8060 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8061 when an accumulator is expanded.
8063 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8066 * c-common.c (convert_and_check): Don't give warnings for
8067 conversion if 'expr' already overflowed.
8069 2007-03-04 Roger Sayle <roger@eyesopen.com>
8072 * fold-const.c (fold_comparison): Enforce type consistency when
8073 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8075 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8077 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8078 containing a cast to the base of TARGET_MEM_REF.
8080 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8082 * tree.c (tree_contains_struct_check_failed): Remove spurious
8083 whitespace from error message.
8085 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8088 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8089 instead of precision.
8091 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8092 Nathan Sidwell <nathan@codesourcery.com>
8094 * emit-rtl.c (find_auto_inc): New.
8095 (try_split): recreate REG_INC notes,
8096 Use regular for loops rather than whiles.
8098 2007-03-03 Andreas Schwab <schwab@suse.de>
8100 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8101 * configure: Regenerate.
8103 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8105 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8106 flag_rounding_math, not flag_unsafe_math_optimizations.
8108 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8110 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8111 alpha_fold_vector_minmax): Likewise.
8112 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8113 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8115 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8117 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8118 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8119 if the lhs has side-effects.
8120 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8122 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8124 * config/i386/i386.h (TUNEMASK): Remove define.
8125 (ARCHMASK): Remove define.
8126 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8127 Use ix86_arch_mask variable instead of ARCHMASK.
8128 * config/i386/i386.c (override_options): Ditto.
8129 (standard_80387_constant_p): Ditto.
8131 2007-03-02 Ian Lance Taylor <iant@google.com>
8133 Used signed infinities in VRP.
8134 * tree-vrp.c (uses_overflow_infinity): New static function.
8135 (supports_overflow_infinity): New static function.
8136 (make_overflow_infinity): New static function.
8137 (negative_overflow_infinity): New static function.
8138 (positive_overflow_infinity): New static function.
8139 (is_negative_overflow_infinity): New static function.
8140 (is_positive_overflow_infinity): New static function.
8141 (is_overflow_infinity): New static function.
8142 (overflow_infinity_range_p): New static function.
8143 (compare_values_warnv): New function split out of compare_values.
8144 (compare_value): Call it.
8145 (set_value_range_to_nonnegative): Add overflow_infinity
8146 parameter. Change caller.
8147 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8149 (vrp_expr_computes_nonzero): Likewise.
8150 (compare_ranges, compare_range_with_value): Likewise.
8151 (compare_name_with_value, compare_names): Likewise.
8152 (vrp_evaluate_conditional): Likewise.
8153 (set_value_range): Handle infinity
8154 (vrp_operand_equal_p, operand_less_p): Likewise.
8155 (extract_range_from_assert): Likewise.
8156 (vrp_int_const_binop): Likewise.
8157 (extract_range_from_binary_expr): Likewise.
8158 (extract_range_from_unary_expr): Likewise.
8159 (extract_range_from_comparison): Likewise.
8160 (extract_range_from_expr): Likewise.
8161 (dump_value_range): Likewise.
8162 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8163 (test_for_singularity): Likewise.
8164 (vrp_int_const_binop): Remove inline qualifier.
8165 (adjust_range_with_scev): Add comment.
8166 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8168 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8170 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8171 (get_constraint_for): Likewise.
8172 (do_structure_copy): Likewise.
8173 (find_func_aliases): Fix references to MODIFY_EXPR.
8174 (intra_create_variable_infos): Tidy.
8175 * tree-ssa-operands.c (add_virtual_operand): Add argument
8177 When adding members of alias sets, if IS_CALL_SITE is true and
8178 the symbol is not call-clobbered, skip it.
8181 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8183 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8184 entry by means of emit_insn_at_entry.
8186 2007-03-02 Richard Henderson <rth@redhat.com>
8188 * expr.h (promoted_input_arg): Remove decl.
8189 * function.c (promoted_input_arg): Merge into ...
8190 * combine.c (setup_incoming_promotions): ... only caller.
8191 Rearrange to avoid double loop.
8193 2007-03-02 Ben Elliston <bje@au.ibm.com>
8194 Peter Bergner <bergner@vnet.ibm.com>
8195 Janis Johnson <janis187@us.ibm.com>
8197 * config/rs6000/dfp.md: New file.
8198 * config/rs6000/rs6000.md: Include dfp.md.
8199 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8200 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8201 and TDmode decimal float modes in FP registers.
8202 (num_insns_constant): Likewise.
8203 (rs6000_legitimate_offset_address_p): Likewise.
8204 (rs6000_legitimize_address): Likewise.
8205 (rs6000_legitimize_reload_address): Likewise.
8206 (rs6000_legitimate_address): Likewise.
8207 (rs6000_emit_move): Likewise.
8208 (function_arg_boundary): Likewise.
8209 (function_arg_advance): Likewise.
8210 (rs6000_darwin64_record_arg_recurse): Likewise.
8211 (function_arg): Likewise.
8212 (rs6000_gimplify_va_arg): Likewise.
8213 (rs6000_split_multireg_move): Likewise.
8214 (rs6000_output_function_epilogue): Likewise.
8215 (rs6000_output_function_epilogue): Likewise.
8216 (rs6000_register_move_cost): Likewise.
8217 (rs6000_function_value): Likewise.
8218 (rs6000_libcall_value): Likewise.
8220 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8222 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8224 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8226 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8227 Use $MULTIDIR to choose between the kernel and RTP headers,
8228 and use $WIND_BASE and $WIND_USR to locate them.
8230 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8232 * config/i386/i386.c (override_options): Put initialization of
8233 ix86_tune_mask and ix86_arch_mask to the correct place.
8235 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8236 Michael Meissner <michael.meissner@amd.com>
8239 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8241 (TARGET_CMOVE): Use ARCHMASK.
8242 (TARGET_CMPXCHG): Ditto.
8243 (TARGET_CMPXCHG8B): Ditto.
8244 (TARGET_XADD): Ditto.
8245 (TARGET_BSWAP): Ditto.
8246 * config/i386/i386.c (ix86_tune_mask): New global variable.
8247 (ix86_arch_mask): Ditto.
8248 (override_options): Initialize ix86_tune_mask and
8249 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8252 2007-03-02 Ben Elliston <bje@au.ibm.com>
8255 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8257 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8259 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8260 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8261 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8262 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8264 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8265 rs6000_init_dwarf_reg_sizes_extra): New.
8266 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8267 SPE register high parts.
8269 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8271 * Makefile.in: Add install-pdf target as
8272 copied from automake v1.10 rules.
8273 * configure.ac: Add install-pdf to target list.
8274 * configure: Regenerate.
8276 2007-03-01 Paul Brook <paul@codesourcery.com>
8278 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8279 modes to LDRD for DImode.
8280 (output_move_double): Fixup out of range ldrd/strd.
8281 (vfp_secondary_reload_class): Rename...
8282 (coproc_secondary_reload_class): ... to this. Add wb argument.
8283 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8284 coproc_secondary_reload_class for CLASS_IWMMXT.
8285 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8286 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8288 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8290 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8291 factor by the estimated number of iterations.
8292 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8295 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8296 decode_caches_intel, detect_caches_intel): New functions.
8297 (host_detect_local_cpu): Use detect_caches_amd and
8298 detect_caches_intel.
8300 2007-03-01 Richard Henderson <rth@redhat.com>
8302 * expr.c (emit_move_complex_push): Export.
8303 (emit_move_complex_parts): Split out from ...
8304 (emit_move_complex): ... here.
8305 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8306 * config/i386/i386.md (movcdi): New.
8308 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8310 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8311 size of mode1 to check for tieable modes in MMX case.
8313 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8315 * Makefile.in (rtlanal.o): Depend on tree.h.
8316 * rtl.h (offset_within_section_p, split_const): Declare.
8317 * rtlanal.c: Include tree.h.
8318 (offset_within_block_p): New function, taken from
8319 mips_offset_within_object_p.
8320 (split_const): New function, taken from mips_split_const.
8321 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8323 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8324 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8325 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8326 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8327 (m68k_illegitimate_symbolic_constant_p): New function.
8328 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8329 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8330 symbolic constant that might be outside the symbol's section,
8331 move the symbol first and then add the offset.
8332 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8334 * config/mips/mips.c (mips_split_const): Delete.
8335 (mips_offset_within_object_p): Delete.
8336 (mips_symbolic_constant_p): Use offset_within_section_p and
8337 split_const instead of mips_offset_within_object_p and
8339 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8340 (mips_legitimize_const_move, print_operand_reloc)
8341 (mips_dangerous_for_la25_p): Use split_const instead of
8344 2007-02-28 Eric Christopher <echristo@apple.com>
8346 * Makefile.in (install-include-dir): Don't rm -rf include.
8348 2007-02-28 Richard Guenther <rguenther@suse.de>
8351 * fold-const.c (fold_binary): Do not associate expressions
8352 with more than one variable for integer types that do not wrap.
8354 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8356 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8357 Delete, and replace with...
8358 (fold_builtin_call_array): This. Update callers to use it.
8359 * fold-const.c (fold_build_call_list): Delete, and replace with...
8360 (fold_build_call_array): This.
8361 (fold_build_call_list_initializer): Delete, and replace with...
8362 (fold_build_call_array_initializer): This.
8363 * tree.h: Update declarations to reflect above changes.
8365 * c-typeck.c (build_function_call): Store converted arguments
8366 in a stack-allocated array instead of building a list.
8367 (convert_arguments): Store arguments in the array passed in as an
8368 argument, and return the actual number of arguments.
8369 * c-format.c: (check_function_format): Pass arguments in an
8370 array instead of a list.
8371 * c-common.c (check_function_nonnull): Likewise.
8372 (check_function_sentinel): Likewise.
8373 (check_function_arguments): Likewise.
8374 * c-common.h: Update declarations to reflect above changes.
8376 2007-02-28 Jan Hubicka <jh@suse.cz>
8378 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8379 PRED_NEGATIVE_RETURN): Update outcomes.
8381 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8383 * calls.c (emit_library_call_value_1): Handle partial registers
8384 correctly when building up CALL_INSN_FUNCTION_USAGE.
8386 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8388 * pa/predicates.md (move_src_operand): Allow zero for mode.
8389 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8392 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8395 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8396 *movv2df_internal): Enable pattern only for valid operand
8398 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8399 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8401 2007-02-27 Mike Stump <mrs@apple.com>
8403 * config/darwin-crt3.c: Avoid compilation when compiling for a
8406 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8408 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8410 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8411 for fixed headers and limits.h.
8412 (install-include-dir, install-headers-tar, install-headers-cpio,
8413 install-headers-cp, real-install-headers-tar,
8414 real-install-headers-cpio, real-install-headers-cp): Handle
8415 include-fixed as well as include.
8416 (install-mkheaders): Don't install files that go only in include
8418 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8419 from GCC_INCLUDE_DIR.
8420 * gcc.c (process_command): Remove special -BstageN/ handling.
8421 (do_spec_1): Add include-fixed directories.
8423 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8425 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8427 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8429 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8432 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8434 * c-common.c (get_priority): Add check for
8435 SUPPORTS_INIT_PRIORITY.
8437 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8439 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8441 * config/bfin/bfin.c: Include "cfglayout.h".
8442 (MAX_LSETUP_DISTANCE): New macro.
8443 (struct loop_info): New members incoming, incoming_src and
8444 incoming_dest. Delete member predecessor.
8445 (length_for_loop): New function.
8446 (bfin_optimize_loop): Handle more different loop structures.
8447 (bfin_discover_loop): Rework detection of predecessor blocks by
8448 examining incoming edges.
8449 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8451 (bfin_reorder_loops): New function.
8452 (bfin_reorg_loops): Use these three new functions.
8454 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8455 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8456 (CONSTRAINT_LEN): Add entry for 'q'.
8457 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8458 Add 'q' constraints.
8459 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8460 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8462 * config/bfin/bfin.md (add_with_carry): New pattern.
8463 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8464 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8465 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8466 support unsigned multiplies too. Removed incorrect commutativity from
8467 operand 1 constraint where appropriate.
8468 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8470 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8471 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8473 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8474 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8475 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8476 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8477 usmulhisi_hh_huh): New patterns.
8479 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8480 lshifthi3): Fix output template to use half reg for operand 2.
8482 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8485 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8487 2007-02-27 Andreas Schwab <schwab@suse.de>
8489 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8491 2007-02-27 Jan Hubicka <jh@suse.cz>
8493 * predict.c (last_basic_block_p): Remove.
8494 (tree_estimate_probability): Update return heuristic for commonized
8497 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8499 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8501 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8503 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8504 * doc/cpp.texi: Standardize title page.
8505 * doc/cppinternals.texi: Likewise.
8506 * doc/gcc.texi: Standardize title page, remove version number
8507 from copyright page.
8508 * doc/gccint.texi: Likewise.
8509 * doc/install.texi: Standardize title page, add table of
8512 2007-02-26 Jan Hubicka <jh@suse.cz>
8514 * predict.def: Set outcomes according to more recent results.
8515 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8516 Remove dead predictors.
8517 * predict.c (return_prediction): Fix pasto.
8519 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8521 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8522 change; avoid a memory leak when returning early.
8524 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8526 * c-decl.c (static_ctors): Move to c-common.c.
8527 (static_dtors): Likewise.
8528 (finish_function): Use c_record_cdtor_fn.
8529 (build_cdtor): Move to c-common.c.
8530 (c_write_global_declarations): Use c_build_cdtor_fns.
8531 * c-common.h (static_ctors): Declare.
8532 (static_dtors): Likewise.
8533 (c_record_cdtor_fn): Likewise.
8534 (c_build_cdtor_fns): Likewise.
8535 * c-common.c (static_ctors): New variable.
8536 (static_dtors): Likewise.
8537 (c_record_cdtor_fn): New function.
8538 (build_cdtor): Move from c-decl.c
8539 (c_build_cdtor_fns): New function.
8541 * output.h (assemble_addr_to_section): Declare.
8542 (get_cdtor_priority_section): Likewise.
8543 * varasm.c (assemble_addr_to_section): New function.
8544 (get_cdtor_priority_section): Likewise.
8545 (default_named_section_asm_out_destructor): Use them.
8546 (destor_dtor_section_asm_out_destructor): Likewise.
8547 (default_named_section_asm_out_constructor): Likewise.
8548 (default_ctor_section_asm_out_constructor): Likewise.
8549 * config.gcc (*-*-vxworks*): Include vxworks.o.
8550 * config/t-vxworks (vxworks.o): New target.
8551 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8552 (TARGET_ASM_CONSTRUCTOR): Define.
8553 (TARGET_ASM_DESTRUCTOR): Likewise.
8554 (vxworks_asm_out_constructor): Declare.
8555 (vxworks_asm_out_destructor): Likewise.
8557 * c-common.c (get_priority): Check that we have not just an
8558 INTEGER_CST, but an integer constant with integeral type.
8560 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8562 PR tree-optimization/30938
8563 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8564 use &dt[nargs-1] instead of &dt[nargs] in the call to
8565 vect_is_simple_use().
8567 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8569 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8570 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8571 Do not attempt to handle MEM inside auto-inc expressions.
8572 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8573 of a register modified by an auto-inc expression. However, do handle
8574 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8575 (elimination_effects): Prohibit elimination of a register modified
8576 by an auto-inc expression. Disable register elimination rules whose
8577 target register is modified by an auto-inc expression with variable
8580 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8582 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8584 (array_at_struct_end_p): New function.
8585 (idx_infer_loop_bounds): Use it.
8586 (estimate_numbers_of_iterations_loop): Export.
8587 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8588 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8589 (tree_estimate_probability): Call record_loop_exits.
8590 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8591 (estimated_loop_iterations, estimated_loop_iterations_int,
8592 estimated_loop_iterations_tree): New functions.
8593 (analyze_siv_subscript_cst_affine,
8594 compute_overlap_steps_for_affine_1_2,
8595 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8596 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8597 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8598 (PRED_LOOP_ITERATIONS_GUESSED): New.
8599 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8600 * cfgloop.h (estimate_numbers_of_iterations_loop,
8601 estimated_loop_iterations_int): Declare.
8603 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8605 * doc/extend.texi: Document optional priority argument to
8606 constructors and destructors.
8607 * tree.c (init_priority_for_decl): Adjust GTY markers.
8608 (init_ttree): Use priority-info hash functions for
8609 init_priority_for_decl.
8610 (tree_map_eq): Rename to ...
8611 (tree_map_base_eq): ... this.
8612 (tree_map_marked_p): Rename to ...
8613 (tree_map_base_marked_p): ... this.
8614 (tree_map_base_hash): New function.
8615 (decl_init_priority_lookup): Rework.
8616 (decl_fini_priority_lookup): New function.
8617 (decl_priority_info): New function.
8618 (decl_init_priority_insert): Use it.
8619 (decl_fini_priority_insert): Likewise.
8620 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8622 (decl_restrict_base_insert): Likewise.
8623 (decl_debug_expr_insert): Likewise.
8624 (decl_value_expr_lookup): Likewise.
8625 (decl_value_expr_insert): Likewise.
8626 * tree.h (priority_type): New type.
8627 (decl_init_priority_lookup): Use priority_type.
8628 (decl_fini_priority_lookup): New function.
8629 (decl_init_priority_insert): Use priority_type.
8630 (decl_fini_priority_insert): New function.
8631 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8632 (DECL_INIT_PRIORITY): Likewise.
8633 (SET_DECL_INIT_PRIORITY): Add comment.
8634 (DECL_FINI_PRIORITY): New macro.
8635 (SET_DECL_FINI_PRIORITY): Likewise.
8636 (DEFAULT_INIT_PRIORITY): Document.
8637 (MAX_INIT_PRIORITY): Likewise.
8638 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8639 (tree_map_base): New type.
8640 (tree_map_base_eq): New function.
8641 (tree_map_base_hash): Likewise.
8642 (tree_map_base_marked_p): Likewise.
8643 (tree_map): Inherit from tree_map_base.
8644 (tree_map_eq): Make it a macro.
8645 (tree_map_marked_p): Likewise.
8646 (tree_int_map): Inherit from tree_map_base.
8647 (tree_int_map_eq): Make it a macro.
8648 (tree_int_map_hash): Likewise.
8649 (tree_int_map_marked_p): Likewise.
8650 (tree_priority_map): New type.
8651 (tree_priority_map_eq): New macro.
8652 (tree_priority_map_hash): Likewise.
8653 (tree_priority_map_marked_p): Likewise.
8654 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8656 (emutls_common_1): Likewise.
8657 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8658 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8659 of tree_map hierarchy.
8660 * tree-cfg.c (move_stmt_r): Likewise.
8661 (new_label_mapper): Likewise.
8662 * c-tree.h (c_expand_body): Move to ...
8663 * c-common.h (c_expand_body): ... here.
8664 * c-decl.c (c_expand_body): Move to ...
8665 * c-common.c (c_expand_body): ... here.
8666 (c_common_attribute_table): Allow 1 argument for the constructor
8667 and destructor attributes.
8668 (get_priority): New function.
8669 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8670 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8672 2007-02-24 Jan Hubicka <jh@suse.cz>
8675 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8677 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8678 Jan Hubicka <jh@suse.cz>
8681 * i386.c (counter_mode): New function.
8682 (expand_set_or_movmem_via_loop): Use it.
8683 (expand_movmem_epilogue): Likewise; fix pasto.
8684 (ix86_expand_movmem): Do emit guard even for constant counts.
8685 (ix86_expand_setmem): Likewise.
8687 2007-02-25 Nick Clifton <nickc@redhat.com>
8689 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8690 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8692 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8696 count argument with 0x10, not with 0x16.
8697 (expand_setmem_epilogue): Ditto.
8699 2007-02-24 Mike Stump <mrs@apple.com>
8701 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8704 2007-02-24 Richard Guenther <rguenther@suse.de>
8707 * fold-const.c (fold_binary): Fold x +- CST op x for
8708 EQ_EXPR and NE_EXPR.
8710 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8712 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8714 2007-02-24 Jan Hubicka <jh@suse.cz>
8716 * cgraphunit.c (decide_is_function_needed): Honor
8717 -fkeep-inline-functions.
8719 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8721 * builtins.c (fold_builtin_modf): New.
8722 (fold_builtin_2): Use it.
8724 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8726 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8727 (determine_max_iter): Take additional LOOP arg; all callers changed.
8728 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8729 one using simplifications.
8730 (simplify_using_initial_values): Return if the expression becomes
8731 invalid due to altered regs.
8733 2007-02-23 DJ Delorie <dj@redhat.com>
8735 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8737 2007-02-23 Mike Stump <mrs@apple.com>
8739 * tlink.c (scan_linker_output): Parse linker messages from
8740 darwin9's linker better.
8742 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8745 * varpool.c (varpool_assemble_pending_decls): Set
8746 varpool_last_needed_node to null.
8748 2007-02-23 DJ Delorie <dj@redhat.com>
8750 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8751 alignment bigger than the object file can handle.
8753 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8756 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8757 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8758 (*movsf_1): Penalize MMX moves.
8760 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8762 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8763 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8765 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8767 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8769 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8770 (fold_builtin_1): Use them.
8771 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8772 BUILT_IN_SIGNIFICAND.
8774 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8776 * config/i386/i386.c (bdesc_1arg): Initialize
8777 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8778 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8779 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8780 and IX86_BUILTIN_MOVSLDUP.
8782 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8784 PR rtl-optimization/30841
8785 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8787 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8789 * builtins.c (fold_builtin_frexp): New.
8790 (fold_builtin_2): Use it.
8792 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8794 * doc/invoke.texi (Spec Files): Document getenv spec function.
8796 * gcc.c (getenv_spec_function): New function.
8797 (static_spec_functions): Add it.
8798 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8799 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8802 2007-02-22 Michael Matz <matz@suse.de
8805 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8806 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8808 2007-02-22 Ian Lance Taylor <iant@google.com>
8811 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8812 (mem_loc_descriptor): Call it.
8814 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8815 Ira Rosen <irar@il.ibm.com>
8817 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8819 2007-02-22 Ira Rosen <irar@il.ibm.com>
8821 PR tree-optimization/30843
8822 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8823 stores only after all the group is vectorized.
8825 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8827 PR tree-optimization/30858
8828 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8829 in the reduction cycle have a single use in the loop.
8830 * tree-vectorizer.h (relevant): Add documentation.
8832 2007-02-20 Mike Stump <mrs@apple.com>
8834 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8835 * configure: Regenerate.
8837 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8839 Change the defaults of some parameters and options.
8840 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8841 * config/spu/spu.c (spu_optimization_options): Add.
8842 (spu_override_options): Change params in spu_optimization_options.
8843 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8845 Register 127 is only 16 byte aligned when used as a frame pointer.
8846 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8847 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8848 HARD_FRAME_POINTER_REGNUM.
8849 (spu_legitimate_address): Use regno_aligned_for_reload.
8850 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8851 aligned when frame_pointer_needed is true.
8852 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8854 * config/spu/spu.h (INIT_EXPANDERS): Define.
8856 Make sure shift and rotate instructions have valid immediate operands.
8857 * config/spu/predicates.md (spu_shift_operand): Remove.
8858 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8859 * config/spu/constraints.md (W, O): Extend range.
8860 * config/spu/spu.md (umask, nmask): Define.
8861 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8862 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8863 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8864 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8865 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8866 (lshr<mode>3_reg): Fix rtl description.
8868 Make sure mulhisi immediate operands are valid.
8869 * config/spu/predicates.md (imm_K_operand): Add.
8870 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8872 Generate constants using fsmbi and andi.
8873 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8874 (print_operand, spu_split_immediate, classify_immediate,
8875 fsmbi_const_p): Handle IC_FSMBI2.
8877 Correctly handle a CONST_VECTOR containing symbols.
8878 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8879 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8880 (immediate_load_p): Allow symbols that use 2 instructions to create.
8881 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8882 with symbols when flag_pic is set.
8883 (const_vector_immediate_p): New.
8884 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8885 accept a CONST_VECTOR with symbols.
8886 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8887 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8889 * config/spu/spu.md (high, low): Delete.
8890 (low_<mode>): Define.
8892 Remove INTRmode and INTR_REGNUM, which didn't work.
8893 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8895 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8896 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8897 peephole2 pattern): Don't use INTR or 131.
8898 (movintrcc): Delete.
8899 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8900 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8901 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8902 (UNSPEC_SET_INTR): Add.
8903 * config/spu/spu-modes.def (INTR): Remove.
8905 More accurate warnings about run-time relocations.
8906 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8908 Correctly warn about immediate arguments to specific intrinsics.
8909 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8910 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8911 the instruction predicate.
8913 Fix tree check errors with latest update.
8914 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8916 (spu_expand_builtin): Use CALL_EXPR_FN.
8918 Add missing specific intrinsics.
8919 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8921 * config/spu/spu_internals.h: Ditto.
8923 Fix incorrect operand modifiers.
8924 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8925 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8927 Optimize one case of zero_extend of a vec_select.
8928 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8930 Accept any immediate for hbr.
8931 * config/spu/spu.md (hbr): Change s constraints to i.
8933 2007-02-21 Paul Brook <paul@codesourcery.com>
8935 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8936 condexec_count when skipping USE and CLOBBER.
8938 2007-02-21 Nick Clifton <nickc@redhat.com>
8940 * common.opt (Warray-bounds): Add Warning attribute.
8941 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8943 (fsized-zeroes): Add Optimization attribute.
8944 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8945 * c.opt (Wc++0x-compat): Add Warning attribute.
8947 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8950 * reload1.c (eliminate_regs_in_insn): In the single_set special
8951 case, attempt to re-recognize the insn before falling back to
8952 having reload fix it up.
8954 2007-02-20 Eric Christopher <echristo@gmail.com>
8956 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8957 Rewrite accordingly.
8958 (frv_read_iacc_argument): Ditto.
8959 (frv_expand_set_builtin): Take a call instead of arglist, update for
8961 (frv_expand_unop_builtin): Ditto.
8962 (frv_expand_binop_builtin): Ditto.
8963 (frv_expand_cut_builtin): Ditto.
8964 (frv_expand_binopimm_builtin): Ditto.
8965 (frv_expand_voidbinop_builtin): Ditto.
8966 (frv_expand_int_void2arg): Ditto.
8967 (frv_expand_prefetches): Ditto.
8968 (frv_expand_voidtriop_builtin): Ditto.
8969 (frv_expand_voidaccop_builtin): Ditto.
8970 (frv_expand_load_builtin): Ditto.
8971 (frv_expand_store_builtin): Ditto.
8972 (frv_expand_mdpackh_builtin): Ditto.
8973 (frv_expand_mclracc_builtin): Ditto.
8974 (frv_expand_mrdacc_builtin): Ditto.
8975 (frv_expand_mwtacc_builtin): Ditto.
8976 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8979 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8981 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8982 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8984 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8986 * configure: Regenerate.
8987 * config.in: Regenerate.
8988 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8989 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8990 masks to power6 and power6x and to POWERPC_MASKS.
8991 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8993 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8994 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8995 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8996 Access PROTOTYPE as variable, not mask.
8998 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9000 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9001 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9002 * combine.c (adjust_for_new_dest): Use it.
9003 * postreload.c (reload_combine): Likewise.
9005 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9007 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9008 notes on an insn with multiple sets, even if single_set returns
9009 non-NULL for that insn.
9011 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9013 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9016 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9018 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9019 if user didn't pass it.
9020 * config/i386/darwin.h (CC1_SPEC): Likewise.
9021 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9022 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9023 -mmacosx-version-min.
9025 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 Uros Bizjak <ubizjak@gmail.com>
9028 * optabs.h (enum optab_index): Add new OTI_scalb.
9029 (scalb_optab): Define corresponding macro.
9030 * optabs.c (init_optabs): Initialize scalb_optab.
9031 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9033 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9034 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9035 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9036 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9037 flag_unsafe_math_optimizations is set.
9039 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9040 to implement scalbf, scalb and scalbl built-ins as inline x87
9043 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9044 DJ Delorie <dj@redhat.com>
9047 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9048 (diagnostic_report_diagnostic): ... here, and turn them into real
9049 errors. If warnings are inhibited, no need to do anything.
9051 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9053 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9054 better code generation.
9056 2007-02-20 Ben Elliston <bje@au.ibm.com>
9058 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9060 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9062 * config/alpha/alpha.c, config/alpha/alpha.md,
9063 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9064 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9065 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9066 config/arm/lib1funcs.asm: Follow spelling conventions.
9068 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9069 config/fr30/fr30.md, config/i386/i386.h,
9070 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9071 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9072 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9073 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9074 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9075 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9076 config/sparc/sparc.c, config/sparc/sparc.h,
9077 config/sparc/sparc.md, config/spu/constraints.md,
9078 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9081 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9084 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9087 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9089 * doc/invoke.texi (-ftree-lrs): Remove.
9091 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9093 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9096 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9098 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9099 new CALL_EXPR_FN macro for retrieving the function
9100 declaration of the input expression.
9102 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9104 * c.opt (Waddress): New.
9105 * common.opt (Walways-true): Delete.
9106 (Wstring-literal-comparison): Delete.
9107 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9108 -Wstring-literal-comparison. Add -Waddress.
9110 (Walways-true): Delete.
9111 (Wstring-literal-comparison): Delete.
9112 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9113 consistently instead of -Walways-true in example.
9114 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9115 * c-typeck.c (parser_build_binary_op): Replace
9116 -Wstring-literal-comparison and -Walways-true with -Waddress.
9117 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9120 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9122 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9123 without DECL_STRUCT_FUNCTION initialized.
9125 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9127 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9128 due to calls to functions taking pointers as parameters.
9130 2007-02-19 Richard Henderson <rth@redhat.com>
9133 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9136 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9138 * config/s390/s390.c (s390_call_saved_register_used,
9139 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9140 accessed to the new scheme.
9142 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9144 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9145 (cris_print_index, cris_print_operand, cris_print_operand_address)
9146 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9147 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9148 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9150 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9151 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9152 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9153 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9154 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9155 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9156 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9157 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9158 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9159 (uminsi3, call, call_value): Ditto.
9160 (define_split: indir_to_reg_split, unnamed): Ditto.
9162 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9164 PR tree-optimization/30975
9165 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9168 2007-02-18 Eric Christopher <echristo@gmail.com>
9170 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9171 Remove use of arglist.
9172 (mips_expand_builtin): Remove use of arglist, pass in expr.
9173 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9174 (mips_expand_builtin_movtf): Ditto.
9175 (mips_expand_builtin_compare): Ditto.
9177 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9179 * tree-sra.c (sra_build_assignment): Replace assertion
9180 checking with a comment explaining why it can't be done.
9182 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9185 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9186 during CALL_EXPR representation conversion.
9187 * tree-ssa-propagate.c (set_rhs): Likewise.
9189 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9191 * tree-sra.c (sra_build_assignment): Disable assertion checking
9194 2007-02-18 Roger Sayle <roger@eyesopen.com>
9196 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9197 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9198 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9200 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9201 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9202 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9203 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9204 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9205 force_gimple_operand): Likewise.
9206 * ipa-cp.c (constant_val_insert): Likewise.
9207 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9208 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9209 perfect_nestify): Likewise.
9210 * langhooks.c (lhd_omp_assignment): Likewise.
9211 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9212 lower_copyprivate_clauses, lower_send_clauses,
9213 lower_send_shared_vars, expand_parallel_call,
9214 expand_omp_for_generic, expand_omp_for_static_nochunk,
9215 expand_omp_for_static_chunk, expand_omp_sections,
9216 lower_omp_single_copy, lower_omp_for_lastprivate,
9217 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9218 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9219 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9222 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9224 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9225 config/sh/sh.md: Follow spelling conventions.
9227 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9228 config/frv/predicates.md: Follow spelling conventions.
9230 * config/m68k/linux-unwind.h: Fix a comment typo.
9231 * target.h: Follow spelling conventions.
9233 2007-02-18 Roger Sayle <roger@eyesopen.com>
9235 PR rtl-optimization/28173
9236 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9237 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9238 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9239 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9240 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9242 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9244 * builtins.c (fold_builtin_load_exponent): New.
9245 (fold_builtin_2): Use it.
9247 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9249 PR rtl-optimization/30773
9250 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9251 if we fail to attach a REG_EQUIV note.
9253 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9254 Roger Sayle <roger@eyesopen.com>
9256 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9258 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9260 * calls.c (initialize_argument_information): Pass original EXP
9261 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9262 code to split complex arguments here, as part of initializing the
9264 (expand_call): Remove code that builds a list of arguments and
9265 inserts implicit arguments into it. Instead, just count how many
9266 implicit arguments there will be so we can determine the size of
9267 the ARGS array, and let initialize_argument_information do the work.
9268 (split_complex_values): Delete unused function.
9270 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9272 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9274 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9276 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9277 for arg pointer based indexed addressing.
9279 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9281 * config/ia64/ia64.h, config/ia64/ia64.md,
9282 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9283 spelling conventions.
9285 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9287 * config/m68k/m68k.c (split_di): New.
9288 * config/m68k/m68k-protos.h: Declare split_di.
9289 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9290 Improve predicate handling and split constant shifts.
9292 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9294 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9295 parameter for register bitfield operations, general predicates
9298 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9300 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9301 * config/m68k/linux-unwind.h: New file.
9303 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9305 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9306 config/i386/athlon.md, config/ia64/ia64.md,
9307 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9308 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9309 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9310 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9311 tree-vect-transform.c: Fix comment typos.
9313 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9315 * sched-deps.c (find_insn_list): Remove.
9316 * sched-int.h: Remove the prototype for find_insn_list.
9318 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9320 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9322 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9323 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9324 darwin_rs6000_override_options.
9325 (C_COMMON_OVERRIDE_OPTIONS): Expect
9326 darwin_macosx_version_min to be non-NULL always.
9327 (TARGET_C99_FUNCTIONS): Likewise.
9328 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9329 (DARWIN_MINVERSION_SPEC): New.
9330 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9331 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9333 (DARWIN_MINVERSION_SPEC): New.
9334 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9336 * config/darwin-c.c (darwin_cpp_builtins): Expect
9337 darwin_macosx_version_min to be non-NULL always.
9339 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9341 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9343 * config/i386/i386.h (x86_use_xchgb): New.
9344 (TARGET_USE_XCHGB): New macro.
9345 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9346 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9347 Split after reload into bswaphi for shifts of 8.
9348 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9349 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9350 or when optimizing for size.
9352 2007-02-16 Richard Guenther <rguenther@suse.de>
9353 Christian Bruel <christian.bruel@st.com>
9355 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9356 DECLs but prefer SSA_NAMEs over DECLs.
9358 2007-02-16 Richard Guenther <rguenther@suse.de>
9360 * tree-flow-inline.h (single_imm_use_p): Remove.
9361 (zero_imm_uses_p): Likewise.
9362 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9363 instead of single_imm_use_p.
9364 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9367 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9370 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9371 nested double- and backquotes.
9373 2007-02-15 Roger Sayle <roger@eyesopen.com>
9376 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9377 should be unreachable.
9378 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9379 For the time being redirect GIMPLE_MODIFY_STMT to the new
9380 (renamed) build_gimple_modify_stmt_stat.
9381 (build2_gimple_stat): Rename to...
9382 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9383 Always build a GIMPLE_MODIFY_STMT node.
9384 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9385 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9388 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9389 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9390 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9391 expand_complex_div_wide): Likewise.
9392 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9393 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9394 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9395 * tree-ssa-loop-manip.c (create_iv): Likewise.
9396 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9397 abs_replacement): Likewise.
9398 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9399 realify_fake_stores): Likewise.
9401 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9402 node rather than a GIMPLE_MODIFY_STMT node.
9403 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9404 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9406 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9407 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9410 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9413 * fold-const.c (fold_comparison): Add back the
9414 folding of constant complex comparisions.
9416 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9419 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9420 effects unknown to this function, return early.
9422 2007-02-15 Ian Lance Taylor <iant@google.com>
9424 * lower-subreg.c (move_eh_region_note): New static function.
9425 (resolve_simple_move): Call it.
9426 (decompose_multiword_subregs): Track blocks for which we resolve a
9427 simple move which is also a control flow insn. Pass them to
9428 find_many_sub_basic_blocks.
9429 (pass_lower_subreg): Add TODO_verify_flow.
9430 (pass_lower_subreg2): Likewise.
9432 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9433 Brooks Moses <brooks.moses@codesourcery.com>
9434 Lee Millward <lee.millward@codesourcery.com>
9436 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9437 (VL_EXP_CLASS_P): New.
9438 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9440 (TREE_OPERAND_CHECK_CODE): Likewise.
9441 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9442 (TREE_RTL_OPERAND_CHECK): Likewise.
9443 (tree_operand_check_failed): Make second parameter the whole tree
9444 instead of its code. Fixed callers.
9445 (VL_EXP_CHECK): New.
9446 (TREE_OPERAND_LENGTH): New.
9447 (VL_EXP_OPERAND_LENGTH): New.
9448 (CALL_EXPR_FN): New.
9449 (CALL_EXPR_STATIC_CHAIN): New.
9450 (CALL_EXPR_ARGS): New.
9451 (CALL_EXPR_ARG): New.
9452 (call_expr_nargs): New.
9453 (CALL_EXPR_ARGP): New.
9454 (build_nt_call_list): Declare.
9455 (build_vl_exp_stat): Declare.
9456 (build_vl_exp): New.
9457 (build_call_list): Declare.
9458 (build_call_nary): Declare.
9459 (build_call_valist): Declare.
9460 (build_call_array): Declare.
9461 (call_expr_arg): Declare.
9462 (call_expr_argp): Declare.
9463 (call_expr_arglist): Declare.
9464 (fold_build_call_list): Declare.
9465 (fold_build_call_list_initializer): Declare.
9466 (fold_call_expr): Declare to replace fold_builtin.
9467 (fold_builtin_fputs): Update to agree with modified definition.
9468 (fold_builtin_strcpy): Likewise.
9469 (fold_builtin_strncpy): Likewise.
9470 (fold_builtin_memory_chk): Likewise.
9471 (fold_builtin_stxcpy_chk): Likewise.
9472 (fold_builtin_strncpy_chk): Likewise.
9473 (fold_builtin_next_arg): Likewise.
9474 (fold_build_call_expr): Declare.
9475 (fold_builtin_call_list): Declare.
9476 (fold_builtin_call_valist): Declare.
9477 (build_call_expr): Declare.
9478 (validate_arglist): Update to agree with modified definition.
9479 (tree_operand_length): New.
9480 (call_expr_arg_iterator): New.
9481 (init_call_expr_arg_iterator): New.
9482 (next_call_expr_arg): New.
9483 (first_call_expr_arg): New.
9484 (more_call_expr_args_p): New.
9485 (FOR_EACH_CALL_EXPR_ARG): New.
9487 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9488 and tcc_gimple_stmt.
9489 (tree_code_size): Update documentation. Use sizeof (tree) rather
9490 than sizeof (char *).
9491 (tree_size): Likewise. Add case for tcc_vl_exp.
9492 (tree_node_structure): Add case for tcc_vl_exp.
9493 (contains_placeholder_p): Likewise.
9494 (substitute_in_expr): Likewise.
9495 (substitute_placeholder_in_expr): Likewise.
9496 (stabilize_reference_1): Likewise.
9497 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9498 to diagnose breakage of this interface for constructing CALL_EXPRs.
9499 (build_nt): Add similar assertion here.
9500 (build_nt_call_list): New.
9501 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9502 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9504 (get_callee_fndecl): Use new CALL_EXPR accessors.
9505 (tree_operand_check_failed): Change parameters to pass entire node
9506 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9507 (process_call_operands): New.
9508 (build_vl_exp_stat): New.
9509 (build_call_list): New.
9510 (build_call_nary): New.
9511 (build_call_valist): New.
9512 (build_call_array): New.
9513 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9514 (call_expr_arglist): New.
9516 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9517 tcc_vl_exp instead of a fixed-size tcc_expression.
9519 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9520 accessors for CALL_EXPRs.
9521 (AGGR_INIT_EXPR): Likewise.
9523 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9524 Brooks Moses <brooks.moses@codesourcery.com>
9525 Lee Millward <lee.millward@codesourcery.com>
9527 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9528 (expand_builtin_nonlocal_goto): Change parameter to be entire
9529 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9530 (expand_builtin_prefetch): Likewise.
9531 (expand_builtin_classify_type): Likewise.
9532 (mathfn_built_in): Return NULL_TREE instead of 0.
9533 (expand_errno_check): Use new CALL_EXPR accessors.
9534 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9535 Return NULL_RTX instead of 0.
9536 (expand_builtin_mathfn_2): Likewise.
9537 (expand_builtin_mathfn_3): Likewise.
9538 (expand_builtin_interclass_mathfn): Likewise.
9539 (expand_builtin_sincos): Likewise.
9540 (expand_builtin_cexpi): Likewise.
9541 (expand_builtin_int_roundingfn): Likewise.
9542 (expand_builtin_int_roundingfn_2): Likewise.
9543 (expand_builtin_pow): Likewise.
9544 (expand_builtin_powi): Likewise.
9545 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9546 of arglist, fixing callers appropriately. Use new CALL_EXPR
9547 accessors and constructors. Return NULL_RTX instead of 0.
9548 (expand_builtin_strstr): Likewise.
9549 (expand_builtin_strchr): Likewise.
9550 (expand_builtin_strrchr): Likewise.
9551 (expand_builtin_strpbrk): Likewise.
9552 (expand_builtin_memcpy): Likewise.
9553 (expand_builtin_mempcpy): Likewise.
9554 (expand_builtin_mempcpy_args): New.
9555 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9556 (expand_builtin_memmove_args): New.
9557 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9558 (expand_movstr): Likewise.
9559 (expand_builtin_strcpy): Likewise.
9560 (expand_builtin_strcpy_args): New.
9561 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9562 (expand_builtin_strncpy): Likewise.
9563 (expand_builtin_memset): Likewise.
9564 (expand_builtin_memset_args): New.
9565 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9566 (expand_builtin_memcmp): Likewise.
9567 (expand_builtin_strcmp): Likewise.
9568 (expand_builtin_strncmp): Likewise.
9569 (expand_builtin_strcat): Likewise.
9570 (expand_builtin_strncat): Likewise.
9571 (expand_builtin_strspn): Likewise.
9572 (expand_builtin_strcspn): Likewise.
9573 (expand_builtin_args_info): Likewise.
9574 (expand_builtin_va_start): Likewise.
9575 (gimplify_va_arg_expr): Likewise.
9576 (expand_builtin_va_end): Likewise.
9577 (expand_builtin_va_copy): Likewise.
9578 (expand_builtin_frame_address): Likewise.
9579 (expand_builtin_alloca): Likewise.
9580 (expand_builtin_bswap): Likewise.
9581 (expand_builtin_unop): Likewise.
9582 (expand_builtin_fputs): Likewise.
9583 (expand_builtin_expect): Likewise.
9584 (expand_builtin_fabs): Likewise.
9585 (expand_builtin_copysign): Likewise.
9586 (expand_builtin_printf): Likewise.
9587 (expand_builtin_fprintf): Likewise.
9588 (expand_builtin_sprintf): Likewise.
9589 (expand_builtin_init_trampoline): Likewise.
9590 (expand_builtin_signbit): Likewise.
9591 (expand_builtin_fork_or_exec): Likewise.
9592 (expand_builtin_sync_operation): Likewise.
9593 (expand_builtin_compare_and_swap): Likewise.
9594 (expand_builtin_lock_test_and_set): Likewise.
9595 (expand_builtin_lock_release): Likewise.
9596 (expand_builtin): Likewise.
9597 (builtin_mathfn_code): Likewise.
9599 (fold_builtin_constant_p): Pass call arguments individually instead
9600 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9601 accessors and constructors. Return NULL_TREE instead of 0.
9602 (fold_builtin_expect): Likewise.
9603 (fold_builtin_classify_type): Likewise.
9604 (fold_builtin_strlen): Likewise.
9605 (fold_builtin_nan): Likewise.
9606 (integer_valued_real_p): Likewise.
9607 (fold_trunc_transparent_mathfn): Likewise.
9608 (fold_fixed_mathfn): Likewise.
9609 (fold_builtin_cabs): Likewise.
9610 (fold_builtin_sqrt): Likewise.
9611 (fold_builtin_cbrt): Likewise.
9612 (fold_builtin_cos): Likewise.
9613 (fold_builtin_cosh): Likewise.
9614 (fold_builtin_tan): Likewise.
9615 (fold_builtin_sincos): Likewise.
9616 (fold_builtin_cexp): Likewise.
9617 (fold_builtin_trunc): Likewise.
9618 (fold_builtin_floor): Likewise.
9619 (fold_builtin_ceil): Likewise.
9620 (fold_builtin_round): Likewise.
9621 (fold_builtin_int_roundingfn): Likewise.
9622 (fold_builtin_bitop): Likewise.
9623 (fold_builtin_bswap): Likewise.
9624 (fold_builtin_logarithm): Likewise.
9625 (fold_builtin_hypot): Likewise.
9626 (fold_builtin_pow): Likewise.
9627 (fold_builtin_powi): Likewise.
9628 (fold_builtin_exponent): Likewise.
9629 (fold_builtin_memset): Likewise.
9630 (fold_builtin_bzero): Likewise.
9631 (fold_builtin_memory_op): Likewise.
9632 (fold_builtin_bcopy): Deleted; call site changed to invoke
9633 fold_builtin_memory_op directly.
9634 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9635 (fold_builtin_strncpy): Likewise.
9636 (fold_builtin_memcmp): Likewise.
9637 (fold_builtin_strcmp): Likewise.
9638 (fold_builtin_strncmp): Likewise.
9639 (fold_builtin_signbit): Likewise.
9640 (fold_builtin_copysign): Likewise.
9641 (fold_builtin_isascii): Likewise.
9642 (fold_builtin_toascii): Likewise.
9643 (fold_builtin_isdigit): Likewise.
9644 (fold_builtin_fabs): Likewise.
9645 (fold_builtin_abs): Likewise.
9646 (fold_builtin_fmin_fmax): Likewise.
9647 (fold_builtin_carg): Likewise.
9648 (fold_builtin_classify): Likewise.
9649 (fold_builtin_unordered_cmp): Likewise.
9651 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9652 New functions split out from fold_builtin_1.
9653 (fold_builtin_n): New.
9654 (fold_builtin_varargs): New.
9655 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9657 (fold_call_expr): New.
9658 (build_function_call_expr): Rewrite to use new helper function.
9659 (fold_builtin_call_list): New.
9660 (build_call_expr): New.
9661 (fold_builtin_call_valist): New.
9662 (rewrite_call_expr): New.
9663 (validate_arg): New.
9664 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9665 of an arglist. Change return type to bool. Use new CALL_EXPR
9668 (fold_builtin_strstr): Pass call arguments individually instead
9669 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9670 accessors and constructors. Return NULL_TREE instead of 0.
9671 (fold_builtin_strchr): Likewise.
9672 (fold_builtin_strrchr): Likewise.
9673 (fold_builtin_strpbrk): Likewise.
9674 (fold_builtin_strcat): Likewise.
9675 (fold_builtin_strncat): Likewise.
9676 (fold_builtin_strspn): Likewise.
9677 (fold_builtin_strcspn): Likewise.
9678 (fold_builtin_fputs): Likewise.
9679 (fold_builtin_next_arg): Likewise.
9680 (fold_builtin_sprintf): Likewise.
9682 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9683 NULL_RTX instead of 0.
9684 (expand_builtin_memory_chk): Likewise.
9685 (maybe_emit_chk_warning): Likewise.
9686 (maybe_emit_sprintf_chk_warning): Likewise.
9688 (fold_builtin_object_size): Pass call arguments individually instead
9689 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9690 accessors and constructors. Return NULL_TREE instead of 0.
9691 (fold_builtin_memory_chk): Likewise.
9692 (fold_builtin_stxcpy_chk): Likewise.
9693 (fold_builtin_strncpy_chk): Likewise.
9694 (fold_builtin_strcat_chk): Likewise.
9695 (fold_builtin_strcat_chk): Likewise.
9696 (fold_builtin_strncat_chk): Likewise.
9697 (fold_builtin_sprintf_chk): Likewise.
9698 (fold_builtin_snprintf_chk): Likewise.
9699 (fold_builtin_printf): Likewise.
9700 (fold_builtin_vprintf): Likewise.
9702 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9704 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9705 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9706 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9707 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9708 (fold_unary): Likewise.
9709 (fold_binary): Likewise.
9710 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9711 ternary expressions.
9712 (fold): Add logic for tcc_vl_exp.
9713 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9714 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9715 (fold_build3_stat): Add assertion to flag broken interface for
9716 constructing CALL_EXPRs.
9717 (fold_build_call_list): New.
9718 (fold_build_call_list_initializer): New.
9719 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9721 (fold_strip_sign_ops): Likewise.
9723 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9724 Brooks Moses <brooks.moses@codesourcery.com>
9725 Lee Millward <lee.millward@codesourcery.com>
9727 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9728 accessors and dump arguments explicitly.
9730 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9732 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9734 (print_call_name): Use new CALL_EXPR accessors.
9736 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9737 CALL_EXPR arguments explicitly instead of as a list. Use
9738 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9740 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9741 (vrp_visit_stmt): Likewise.
9743 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9744 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9746 (force_move_till_expr): Likewise.
9748 * targhooks.c (default_external_stack_protect_fail): Use
9749 build_call_expr instead of build_function_call_expr.
9750 (default_hidden_stack_protect_fail): Likewise.
9752 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9755 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9756 and walk arguments explicitly.
9758 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9759 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9760 (expand_simple_operations): Likewise.
9761 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9763 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9764 of TREE_CODE_LENGTH.
9765 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9767 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9768 instead of TREE_CODE_LENGTH.
9770 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9771 (tree_ic_transform): Likewise.
9772 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9773 parameter instead of arglist. Fix callers.
9774 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9775 (tree_stringops_transform): Likewise.
9776 (tree_indirect_call_to_profile): Likewise.
9777 (tree_stringops_values_to_profile): Likewise.
9779 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9780 (eliminate_tail_call): Likewise.
9782 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9784 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9785 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9787 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9789 * omp-low.c (build_omp_barrier): Use build_call_expr.
9790 (lower_rec_input_clauses): Likewise.
9791 (lower_reduction_clauses): Likewise.
9792 (expand_parallel_call): Likewise.
9793 (maybe_catch_exception): Likewise.
9794 (expand_omp_for_generic): Likewise.
9795 (expand_omp_for_static_nochunk): Likewise.
9796 (expand_omp_sections): Likewise.
9797 (lower_omp_single_simple): Likewise.
9798 (lower_omp_single_copy): Likewise.
9799 (lower_omp_master): Likewise.
9800 (lower_omp_ordered): Likewise.
9801 (lower_omp_critical): Likewise.
9803 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9804 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9806 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9807 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9808 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9810 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9811 and generalize to handle any number of operands.
9812 (chrec_contains_undetermined): Likewise.
9813 (tree_contains_chrecs): Likewise.
9814 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9816 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9818 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9819 fold_call_expr instead of fold_builtin.
9820 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9821 match declarations there.
9822 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9825 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9826 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9828 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9829 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9831 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9834 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9835 (execute_cse_sincos): Use new CALL_EXPR accessors.
9837 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9839 * gimple-low.c (lower_function_body): Use build_call_expr.
9840 (lower_builtin_setjmp): Likewise.
9842 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9843 (set_storage_via_libcall): Likewise.
9844 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9845 instead of TREE_CODE_LENGTH.
9846 (expand_expr_real_1): Use new CALL_EXPR accessors.
9848 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9849 generalize to handle any number of operands.
9850 (TB_parent_eq): Likewise.
9852 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9853 (strip_builtin_expect): Likewise.
9855 * function.c (gimplify_parameters): Use build_call_expr.
9857 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9858 instead of TREE_CODE_LENGTH.
9860 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9861 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9863 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9866 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9867 (gimplify_decl_expr): Likewise.
9868 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9869 Use new CALL_EXPR iterators.
9870 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9871 (gimplify_modify_expr_to_memset): Likewise.
9872 (gimplify_variable_sized_compare): Likewise.
9873 (gimplify_omp_atomic_fetch_op): Likewise.
9874 (gimplify_omp_atomic_pipeline): Likewise.
9875 (gimplify_omp_atomic_mutex): Likewise.
9876 (gimplify_function_tree): Likewise.
9878 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9879 (call_expr_flags): Likewise.
9880 (expand_call): Likewise.
9882 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9883 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9886 * coverage.c (create_coverage): Use build_call_expr.
9888 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9889 (temp_call_expr_obstack): New.
9890 (pool_copy_list): Delete.
9891 (temp_copy_call_expr): New.
9892 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9893 CALL_EXPR accessors. Get rid of special goo for copying argument
9894 lists and use temp_copy_call_expr instead.
9895 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9896 CALL_EXPR accessors.
9897 (create_expression_by_pieces): Likewise. Use build_call_array
9898 to construct the result instead of fold_build3.
9899 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9900 dealing with argument lists.
9901 (init_pre): Remove references to expression_node_pool and
9902 list_node_pool. Init temp_call_expr_obstack instead.
9903 (fini_pre): Remove references to expression_node_pool and
9906 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9907 and walk arguments explicitly instead of as a list.
9909 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9910 (mx_register_decls): Likewise.
9911 (mudflap_register_call): Likewise.
9912 (mudflap_finish_file): Likewise.
9914 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9915 (ipa_callsite_compute_param): Likewise.
9917 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9918 accessors and constructor.
9920 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9921 accessors and constructor.
9922 (convert_tramp_reference): Likewise.
9923 (convert_call_expr): Likewise.
9924 (finalize_nesting_tree_1): Likewise.
9926 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9929 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9931 * tree-inline.c (initialize_inlined_parameters): Pass entire
9932 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9934 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9935 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9937 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9938 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9939 (vectorizable_reduction): Likewise.
9940 (vectorizable_call): Use new CALL_EXPR iterators.
9941 (vectorizable_conversion): Use build_call_expr.
9942 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9943 (vect_gen_widened_results_half): Use build_call_expr.
9944 (vect_setup_realignment): Likewise.
9945 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9947 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9948 (pass_through_call): Likewise.
9949 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9952 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9953 (tree_gen_pow2_profiler): Likewise.
9954 (tree_gen_one_value_profiler): Likewise.
9955 (tree_gen_ic_func_profiler): Likewise.
9956 (tree_gen_average_profiler): Likewise.
9957 (tree_gen_ior_profiler): Likewise.
9959 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9960 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9961 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9963 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9964 of TREE_CODE_LENGTH.
9966 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9967 of TREE_CODE_LENGTH.
9969 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9971 (convert_to_integer): Likewise.
9973 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9976 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9977 Brooks Moses <brooks.moses@codesourcery.com>
9978 Lee Millward <lee.millward@codesourcery.com>
9980 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9982 * config/frv/frv.c (frv_expand_builtin): Likewise.
9983 * config/s390/s390.c (s390_expand_builtin): Likewise.
9985 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9986 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9988 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9989 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9990 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9991 (ix86_expand_store_builtin): Likewise.
9992 (ix86_expand_unop_builtin): Likewise.
9993 (ix86_expand_unop1_builtin): Likewise.
9994 (ix86_expand_sse_compare): Likewise.
9995 (ix86_expand_sse_comi): Likewise.
9996 (ix86_expand_vec_init_builtin): Likewise.
9997 (ix86_expand_vec_ext_builtin): Likewise.
9998 (ix86_expand_vec_set_builtin): Likewise.
9999 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10001 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10002 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10004 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10005 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10006 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10008 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10010 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10011 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10012 arglist. Use new CALL_EXPR accessors. Fix callers.
10013 (altivec_expand_abs_builtin): Likewise.
10014 (rs6000_expand_binop_builtin): Likewise.
10015 (altivec_expand_predicate_builtin): Likewise.
10016 (altivec_expand_lv_builtin): Likewise.
10017 (spe_expand_stv_builtin): Likewise.
10018 (altivec_expand_stv_builtin): Likewise.
10019 (rs6000_expand_ternop_builtin): Likewise.
10020 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10021 (altivec_expand_st_builtin): Likewise.
10022 (altivec_expand_dst_builtin): Likewise.
10023 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10024 arglist. Use new CALL_EXPR accessors. Fix callers.
10025 (altivec_expand_vec_set_builtin): Likewise.
10026 (altivec_expand_vec_ext_builtin): Likewise.
10027 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10028 (spe_expand_builtin): Likewise.
10029 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10030 arglist. Use new CALL_EXPR accessors. Fix callers.
10031 (spe_expand_evsel_builtin): Likewise.
10032 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10033 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10035 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10036 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10037 (arm_expand_unop_builtin): Likewise.
10038 (arm_expand_builtin): Use new CALL_EXPR accessors.
10040 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10043 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10044 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10045 (bfin_expand_unop_builtin): Likewise.
10046 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10048 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10049 Brooks Moses <brooks.moses@codesourcery.com>
10050 Lee Millward <lee.millward@codesourcery.com>
10052 * c-semantics.c (build_stmt): Add internal diagnostic check.
10054 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10055 accessors. Print arguments explicitly instead of as a list.
10057 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10059 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10060 (c_finish_omp_flish): Likewise.
10062 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10063 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10064 instead of TREE_CODE_LENGTH.
10065 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10066 (c_warn_unused_result): Likewise.
10068 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10071 * doc/invoke.texi (Warning Options): Remove
10072 -Werror-implicit-function-declaration.
10073 (Wimplicit-function-declaration): Update description.
10074 * opts.c (common_handle_option): Move handling of -Werror=* to...
10075 (enable_warning_as_error): ...here.
10076 * opts.h (enable_warning_as_error): Declare.
10077 * c-decl.c (implicit_decl_warning): Unless
10078 -Wno-implicit-function-declaration is given, emit a pedwarn if
10079 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10080 * c.opt (Wimplicit-function-declaration): Replace
10081 mesg_implicit_function_declaration with
10082 warn_implicit_function_declaration.
10083 * c-opts.c (c_common_handle_option):
10084 -Werror-implicit-function-declaration is exactly equal as
10085 -Werror=implicit-function-declaration.
10086 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10087 warn_implicit_function_declaration.
10088 (c_common_post_options): -Wimplict-function-declaration is enabled
10089 by default by -std=c99, otherwise is disabled by default.
10090 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10092 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10094 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10095 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10096 former is ignored but not the latter.
10098 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10100 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10101 is made and the reference doesn't use the alias set of its type,
10102 do not create the temporary using that type.
10104 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10106 * jump.c: Remove prototypes for delete_computation and
10107 delete_prior_computation.
10109 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10111 * jump.c (get_label_after): Delete.
10112 (get_label_before, delete_computation, delete_jump,
10113 delete_prior_computation, follow_jumps): Move...
10114 * reorg.c (delete_computation, delete_prior_computation): ... here...
10115 (get_label_before, delete_jump): ... making these static ...
10116 (follow_jumps): ... and simplifying this since it only runs after
10118 * rtl.h (get_label_after, get_label_before, delete_jump,
10119 follow_jumps): Delete prototypes.
10121 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10123 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10125 2007-02-15 Nick Clifton <nickc@redhat.com>
10127 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10128 order to prevent it from being munged by the target.
10130 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10132 * config/i386/i386.md: Remove misleading comment.
10134 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10136 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10137 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10140 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10142 * tree-sra.c (instantiate_missing_elements): Canonicalize
10144 (sra_build_assignment): New.
10145 (generate_copy_inout, generate_element_copy,
10146 generate_element_zero, generate_one_element_init): Use it.
10148 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10150 * tree-sra.c (instantiate_missing_elements): Canonicalize
10152 (sra_build_assignment): New.
10153 (generate_copy_inout, generate_element_copy,
10154 generate_element_zero, generate_one_element_init): Use it.
10156 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10158 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10161 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10163 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10164 types as aggregates not scalars.
10165 * function.c (assign_stack_temp_for_type): Likewise.
10167 2007-02-14 Roger Sayle <roger@eyesopen.com>
10168 Zdenek Dvorak <dvorakz@suse.cz>
10170 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10173 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10175 * passes.c (next_pass_1): Clear the next field of the copied
10178 2007-02-14 Richard Henderson <rth@redhat.com>
10180 * tree-sra.c (early_sra): New.
10181 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10182 (tree_sra_early, pass_sra_early): New.
10183 * tree-pass.h (pass_sra_early): Declare.
10184 * passes.c (init_optimization_passes): Use it.
10186 2007-02-14 Richard Guenther <rguenther@suse.de>
10188 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10190 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10192 PR tree-optimization/30771
10193 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10195 (vect_analyze_operations): Induction phis can now be marked as
10197 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10198 Update documentation accordingly.
10200 2007-02-14 Nick Clifton <nickc@redhat.com>
10202 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10203 most 3 arguments are supported.
10204 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10206 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10208 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10209 Ensure dst->current is valid.
10211 2007-02-13 Paul Brook <paul@codesourcery.com>
10213 * config.gcc: Add arm*-*-uclinux-*eabi.
10214 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10215 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10216 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10217 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10218 (LINK_SPEC): Define.
10219 (LIB_SPEC): Define.
10220 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10222 * config/arm/uclinux-eabi.h: New file.
10223 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10224 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10227 2007-02-13 Ian Lance Taylor <iant@google.com>
10229 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10230 * flags.h (warn_strict_overflow): Declare.
10231 (enum warn_strict_overflow_code): Define.
10232 (issue_strict_overflow_warning): New static inline function.
10233 * opts.c (warn_strict_overflow): New variable.
10234 (common_handle_option): Handle OPT_Wstrict_overflow and
10235 OPT_Wstrict_overflow_.
10236 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10238 * fold-const.c: Include intl.h.
10239 (fold_deferring_overflow_warnings): New static variable.
10240 (fold_deferred_overflow_warning): New static variable.
10241 (fold_deferred_overflow_code): New static variable.
10242 (fold_defer_overflow_warnings): New function.
10243 (fold_undefer_overflow_warnings): New function.
10244 (fold_undefer_and_ignore_overflow_warnings): New function.
10245 (fold_deferring_overflow_warnings_p): New function.
10246 (fold_overflow_warning): New static function.
10247 (make_range): Add strict_overflow_p parameter. Change all
10249 (extract_muldiv, extract_muldiv_1): Likewise.
10250 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10251 tree_expr_nonnegative_p.
10252 (fold_negate_expr): Call fold_overflow_warning.
10253 (fold_range_test): Likewise.
10254 (fold_comparison): Likewise.
10255 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10256 instead of tree_expr_nonnegative_p.
10257 (tree_expr_nonnegative_warnv_p): Rename from
10258 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10259 (tree_expr_nonnegative_p): New function.
10260 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10261 strict_overflow_p parameter.
10262 (tree_expr_nonzero_p): New function.
10263 * passes.c (verify_interpass_invariants): New static function.
10264 (execute_one_pass): Call it.
10265 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10267 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10268 (estimate_numbers_of_iterations): Likewise.
10269 (scev_probably_wraps_p): Likewise.
10270 * tree-ssa-ccp.c: Include "toplev.h".
10271 (evaluate_stmt): Defer fold overflow warnings until we know we are
10273 (struct fold_stmt_r_data): Add stmt field.
10274 (fold_stmt_r): Defer fold overflow warnings until we know we
10276 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10277 (fold_stmt_inplace): Likewise.
10278 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10279 (cleanup_control_expr_graph): Defer fold overflow warnings until
10280 we know we are going to optimize.
10281 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10282 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10284 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10285 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10286 * tree-ssa-loop-manip.c (create_iv): Likewise.
10287 * c-typeck.c (build_conditional_expr): Likewise.
10288 (build_binary_op): Likewise.
10289 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10290 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10291 (extract_range_from_unary_expr): Likewise.
10292 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10293 assuming that signed overflow does not occur.
10294 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10295 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10296 (fold_defer_overflow_warnings): Declare.
10297 (fold_undefer_overflow_warnings): Declare.
10298 (fold_undefer_and_ignore_overflow_warnings): Declare.
10299 (fold_deferring_overflow_warnings_p): Declare.
10300 (tree_expr_nonzero_warnv_p): Declare.
10301 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10302 of warning options.
10303 (Warning Options): Document -Wstrict-overflow.
10304 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10305 (tree-ssa-ccp.o): Likewise.
10306 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10307 (fold-const.o): Depend on intl.h.
10309 2007-02-13 Ian Lance Taylor <iant@google.com>
10311 PR middle-end/30751
10312 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10315 2007-02-13 Stuart Hastings <stuart@apple.com>
10317 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10319 2007-02-13 Richard Henderson <rth@redhat.com>
10321 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10322 handled_component_p before looking for the indirect_ref.
10324 2007-02-13 Richard Henderson <rth@redhat.com>
10326 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10327 remove flags clobber.
10328 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10329 (bswaphi_lowpart): New.
10330 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10331 remove TARGET_BSWAP test. Delete expander of the same name.
10333 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10334 (expand_unop): Use them.
10336 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10339 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10340 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10341 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10342 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10343 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10344 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10345 assembler dialect choice from asm templates.
10347 2007-02-12 Richard Henderson <rth@redhat.com>
10349 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10350 (fixuns_trunc<SSEMODEF>si2): Use it.
10351 * config/i386/sse.md (vec_setv4sf_0): Export.
10352 * config/i386/i386.c (ix86_build_const_vector): Export.
10353 (ix86_split_convert_uns_si_sse): Rename from
10354 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10355 * config/i386/i386-protos.h: Update.
10357 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10360 * c-typeck.c (c_finish_return): Improve warning message.
10362 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10364 * alias.c (find_symbolic_term): Delete unused function.
10366 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10368 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10369 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10370 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10372 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10374 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10375 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10376 the function, temporarily point the debug interface to the null one.
10378 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10380 * dwarf2out.c (round_up_to_align): New static function.
10381 (field_byte_offset): Use it to round the offset.
10383 2007-02-12 Richard Henderson <rth@redhat.com>
10385 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10386 (inswl_const): Export.
10388 2007-02-12 Richard Henderson <rth@redhat.com>
10390 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10391 result mode of the libcall, convert back to outmode.
10393 2007-02-12 Roger Sayle <roger@eyesopen.com>
10395 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10396 (bswapdi2): New define_expand to implement 32-bit implementation.
10398 2007-02-12 Nick Clifton <nickc@redhat.com>
10400 * doc/invoke.texi (Overall Options): Document --help=.
10401 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10402 (cc1_options): Pass --help= on to cc1.
10403 (display_help): Add description of --help=.
10404 (process_command): Add code to handle --help=. Allow translated
10405 --help and --target-help switches to be passed on to compiler
10407 (main): Remove unused if statement.
10408 * opts.c (columns): Remove.
10409 (LEFT_COLUMN): Define.
10410 (wrap_help): Add columns argument.
10411 (print_filtered_help): Change parameters to be an include bitmask,
10412 an exclude bitmask, an any bitmask and the column width. Move the
10413 code to display the params list here. Add code to display the
10414 status of options rather than their descriptions if the quiet flag
10416 (print_specific_help): Change parameters to be an include bitmask,
10417 an exclude bitmask and an any bitmask. Move code to look up the
10418 column width here. Decide upon the title for an options listing.
10419 (common_handle_options): Add code to handle --help=. Adapt code
10420 for --help and --target-help to use the revised form of the
10421 print_specific_help function.
10422 (print_help): Delete.
10423 (print_param_help): Delete.
10424 (print_switch): Delete.
10425 * opts.h (cl_lang_count): Add prototype.
10426 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10427 CL_MAX_OPTION_CLASS): New defines.
10428 * optc-gen.awk: Add construction of cl_lang_count.
10429 * c.opt: Add Warning attribute to warning options and Optimization
10430 attribute to optimization options.
10431 * common.opt: Likewise.
10433 Add -fhelp and -ftarget-help as aliases for the transformed --help
10434 and --target-help options.
10435 * opt-functions.awk: Add code to handle Warning and Optimization
10438 2007-02-12 Richard Henderson <rth@redhat.com>
10440 * config/alpha/constraints.md: New file.
10441 * config/alpha/alpha.c: Include tm-constrs.h.
10442 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10443 alpha_extra_constraint): Remove.
10444 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10445 * config/alpha/alpha-protos.h: Update.
10446 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10447 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10448 (EXTRA_CONSTRAINT): Remove.
10449 * config/alpha/alpha.md: Include constraints.md.
10450 (adddi splitter): Use satisfies_constraint_*.
10451 * config/alpha/predicates.md (add_operand): Likewise.
10452 (sext_add_operand, addition_operation): Likewise.
10454 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10456 PR tree-optimization/29145
10457 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10458 in our handling of restrict qualified pointers.
10460 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10463 * doc/invoke.texi (Wunused-value): Update description.
10464 (Wextra): Delete item.
10465 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10466 value of Wunused-value.
10467 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10468 (c_finish_stmt_expr): Don't check extra_warnings.
10469 (emit_side_effect_warnings): The caller is responsible to check
10472 2007-02-11 Roger Sayle <roger@eyesopen.com>
10473 Matt Thomas <matt@3am-software.com>
10475 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10477 2007-02-11 Roger Sayle <roger@eyesopen.com>
10479 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10480 comparisons of POPCOUNT against zero.
10481 (simplify_const_relational_operation): Likewise.
10483 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10485 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10487 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10489 * dwarf2out.c (root_type): Delete unused function.
10491 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10493 * genattrtab.c (contained_in_p): Delete unused function.
10494 (write_expr_attr_cache): Likewise.
10496 2007-02-11 Jan Hubicka <jh@suse.cz>
10498 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10501 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10503 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10504 to add the REG_EQ* note.
10505 * see.c (see_merge_one_use_extension): Likewise.
10506 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10507 turn REG_EQUAL notes into REG_EQUIV notes if the target
10508 register may have more than one set.
10509 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10510 * gcse.c (try_replace_reg): Likewise.
10511 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10512 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10513 more than one REG_EQUIV note.
10514 * reload1.c (gen_reload): Use set_unique_reg_note.
10516 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10518 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10519 (ix86_builtin_conversion): New function.
10521 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10524 * tree.h (DECL_REPLACEABLE_P): New macro.
10525 * except.c (set_nothrow_function_flags): Likewise.
10527 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10528 Ira Rosen <irar@il.ibm.com>
10529 Dorit Nuzman <dorit@il.ibm.com>
10531 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10532 * targhooks.c (default_builtin_vectorized_conversion): New.
10533 * targhooks.h (default_builtin_vectorized_function): New declaration.
10534 * target.h (struct vectorize): Add builtin_conversion field.
10535 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10536 stmt_vec_info_type value.
10537 (vectorizable_conversion): New declaration.
10538 * tree-vect-analyze.c (vect_analyze_operations): Add
10539 vectorizable_conversion call.
10540 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10541 * tree-vect-transform.c (vectorizable_conversion): New function.
10542 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10543 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10545 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10546 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10547 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10548 or ALTIVEC_BUILTIN_VCFSX.
10550 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10553 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10554 CONST_DOUBLE and operand 0 is a hard register.
10555 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10556 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10557 is a hard floating-point register.
10559 2007-02-10 Richard Henderson <rth@redhat.com>
10560 Jakub Jelinek <jakub@redhat.com>
10561 Alexandre Oliva <aoliva@redhat.com>
10563 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10564 * builtin-types.def (BT_WORD): Make unsigned.
10565 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10566 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10567 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10568 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10569 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10570 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10572 * expr.c (emutls_var_address): New.
10573 (expand_expr_real_1): Expand emulated tls.
10574 (expand_expr_addr_expr_1): Likewise.
10575 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10576 * output.h (emutls_finish): Declare.
10577 * toplev.c (compile_file): Call it.
10578 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10579 address before wrapping in CONST.
10580 * varasm.c (emutls_htab, emutls_object_type): New.
10581 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10582 (get_emutls_object_name, get_emutls_object_type): New.
10583 (get_emutls_init_templ_addr, emutls_decl): New.
10584 (emutls_common_1, emutls_finish): New.
10585 (assemble_variable): When emulating tls, swap decls; generate
10586 constructor for the emutls objects.
10587 (do_assemble_alias): When emulating tls, swap decl and target name.
10588 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10590 * varpool.c (decide_is_variable_needed): Look at force_output.
10591 Recurse for emulated tls.
10592 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10593 with decide_is_variable_needed.
10594 * emutls.c: New file.
10595 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10596 tls_object for real tls.
10598 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10600 PR rtl-optimization/29599
10601 * reload1.c (eliminate_regs_in_insn): Take the destination
10602 mode into account when computing the offset.
10604 2007-02-09 Stuart Hastings <stuart@apple.com>
10605 Richard Henderson <rth@redhat.com>
10607 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10608 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10609 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10610 fixuns_truncdfhi2): New.
10611 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10612 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10613 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10614 (floatunssidf2): Allow nonimmediate source.
10615 * config/i386/sse.md (movdi_to_sse): New.
10616 (vec_concatv2di): Drop '*'.
10617 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10618 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10619 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10621 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10622 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10623 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10624 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10625 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10626 ix86_build_const_vector.
10627 (x86_emit_floatuns): Rewrite.
10629 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10631 * genautomata.c (longest_path_length): Delete unused function.
10632 (struct state): Delete unused longest_path_length.
10633 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10634 (get_free_state): Delete unused.
10636 2007-02-09 Jan Hubicka <jh@suse.cz>
10638 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10639 * doc/invoke.texi (inline-unit-growth): Update default value.
10641 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10642 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10643 (rebuild_cgraph_edges): Likewise.
10644 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10645 (dump_cgraph_node): Dump frequencies.
10646 (cgraph_clone_edge): Add frequency scales.
10647 (cgraph_clone_node): Add freuqnecy.
10648 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10649 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10650 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10651 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10652 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10653 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10654 (save_inline_function_body): Likewise.
10655 * ipa-inline.c: inluce rtl.h
10656 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10657 (cgraph_edge_badness): Use frequencies.
10658 (cgraph_decide_recursive_inlining): Update clonning.
10659 (cgraph_decide_inlining_of_small_function): Dump frequency.
10660 * predict.c (estimate_bb_frequencies): Export.
10661 * predict.h (estimate_bb_frequencies): Declare.
10662 * tree-inline.c (copy_bb): Watch overflows.
10663 (expand_call_inline): Update call of cgraph_create_edge.
10664 (optimize_inline_calls): Use TODO flags to update frequnecies.
10665 * passes.h: Include predict.h
10666 (init_optimization_passes): Move profile ahead.
10667 (execute_function_todo): Handle TODO_rebuild_frequencies.
10669 2007-02-09 Roger Sayle <roger@eyesopen.com>
10671 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10672 the insbl or inswl pattern into a register.
10674 2007-02-09 Roger Sayle <roger@eyesopen.com>
10676 * config/ia64/ia64.md (bswapdi2): New define_insn.
10678 2007-02-09 Richard Henderson <rth@redhat.com>
10680 * config/i386/constraints.md (Ym): New constraint.
10681 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10682 (movdi_1_rex64): Split sse and xmm general register moves from
10683 memory move alternatives. Use conditional register constraints.
10684 (movsf_1, movdf_integer): Likewise.
10685 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10686 (movdf_integer_rex64): New.
10687 (pushsf_rex64): Fix output constraints.
10688 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10689 (sse2_stored): Likewise.
10690 (sse2_storeq_rex64): New.
10691 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10692 amd and not generic.
10693 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10694 for optimize_size. Remove SF/DFmode hack.
10696 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10698 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10701 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10702 Richard Sandiford <richard@codesourcery.com>
10704 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10705 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10706 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10707 m68k/t-mlib to tmake_file.
10708 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10709 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10710 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10711 Allow it to be cf or m68k. Set m68k_arch_family. If that
10712 variable is not empty, add t-$m68k_arch_family to tmake_file.
10713 Add t-mlibs to tmake_file.
10714 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10715 * config/m68k/t-cf: New file.
10716 * config/m68k/t-m68k: Likewise.
10717 * config/m68k/t-mlibs: Likewise.
10718 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10719 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10720 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10721 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10722 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10724 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10725 (INSTALL_LIBGCC): Delete.
10726 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10727 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10728 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10729 (M68K_MLIB_CPU): Define.
10730 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10731 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10732 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10734 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10735 Richard Guenther <rguenther@suse.de>
10737 PR middle-end/23361
10738 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10739 against INT_MIN/INT_MAX.
10740 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10741 file if a loop is removed.
10743 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10745 * calls.c (store_one_arg): Pass correct alignment to
10746 emit_push_insn for non-BLKmode values.
10747 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10748 unaligned stack slot via a suitably aligned slot.
10750 2007-02-08 DJ Delorie <dj@redhat.com>
10752 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10754 (legal_subregs): Use unsigned char, make const.
10755 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10757 2007-02-08 Paul Brook <paul@codesourcery.com>
10759 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10760 special interworking needed.
10762 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10764 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10765 conditional to __SSE2__.
10766 (Entries below should have been added to first ChangeLog
10767 entry for amdfam10 dated 2007-02-05)
10768 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10770 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10772 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10775 2007-02-08 DJ Delorie <dj@redhat.com>
10777 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10778 * config/m32c/m32c.c (legal_subregs): New.
10779 (m32c_illegal_subreg_p): New.
10780 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10781 unsupported subregs of hard regs.
10783 2007-02-08 Jan Hubicka <jh@suse.cz>
10785 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10786 the same one; always update histograms.
10788 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10790 * passes.c (init_optimization_passes): Tidy comment.
10792 2007-02-08 Roger Sayle <roger@eyesopen.com>
10794 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10795 strip zero_extend, bswap and rotates from POCOUNT's argument.
10796 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10797 zero_extend and rotates from PARITY's argument.
10798 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10799 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10800 of an integer constant at compile-time.
10802 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10805 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10807 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10810 * tree-ssa-live.c (remove_unused_locals): Do not remove
10811 TREE_ADDRESSABLE variables.
10812 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10813 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10814 FOR_CLOBBER. Update all users.
10815 If VAR has an associated alias set, add a virtual operand for
10816 it if no alias is found to conflict with the memory reference.
10818 2007-02-07 Jan Hubicka <jh@suse.cz>
10819 Robert Kidd <rkidd@crhc.uiuc.edu>
10821 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10823 2007-02-07 Ian Lance Taylor <iant@google.com>
10825 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10827 2007-02-07 Roger Sayle <roger@eyesopen.com>
10829 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10830 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10831 tablejumpdi, movsi_to_cr_one): Remove constraints from
10832 define_expand's match_operands.
10834 2007-02-07 Roger Sayle <roger@eyesopen.com>
10836 * global.c (compute_regsets): Move declatation of "i" inside of
10837 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10839 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10842 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10843 of INDIRECT_REF <RESULT_DECL>.
10845 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10847 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10848 Kaz Kojima <kkojima@gcc.gnu.org>
10851 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10853 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10855 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10857 * doc/loop.texi: Document possibility not to perform disambiguation
10858 of loops with multiple latches.
10859 * cfgloopmanip.c (alp_enum_p): Removed.
10860 (add_loop): Handle subloops. Use get_loop_body_with_size.
10861 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10862 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10863 the new forwarder block.
10864 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10865 Handle the case latch is NULL.
10866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10867 when marking loop exits.
10868 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10870 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10871 disambiguate_loops_with_multiple_latches.
10872 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10873 before fix_loop_structure.
10874 * cfgloop.c: Include pointer-set.h and output.h.
10875 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10876 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10877 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10878 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10879 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10880 disambiguate_multiple_latches, get_loop_body_with_size,
10881 disambiguate_loops_with_multiple_latches): New functions.
10882 (flow_loop_dump): Dump multiple latch edges.
10883 (flow_loop_nodes_find): Handle loops with multiple latches.
10884 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10885 (glb_enum_p): Modified.
10886 (get_loop_body): Use get_loop_body_with_size.
10887 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10888 (AVOID_CFG_MODIFICATIONS): New constant.
10889 (disambiguate_loops_with_multiple_latches, add_loop,
10890 get_loop_body_with_size): Declare.
10891 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10893 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10895 PR inline-asm/28686
10896 * global.c (compute_regsets): New function.
10897 (global_alloc): Refactored ELIMINABLE_REGSET
10898 and NO_GLOBAL_ALLOC_REGS computation out.
10899 (rest_of_handle_global_alloc): Call compute_regsets()
10900 for non-optimizing case.
10902 2007-02-06 Richard Henderson <rth@redhat.com>
10904 * config/i386/constraints.md (Y2): Rename from Y.
10905 (Yi): New constraint.
10906 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10907 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10908 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10909 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10910 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10911 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10912 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10913 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10914 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10915 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10916 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10917 vec_extractv2si_1): Change Y constraints to Y2.
10918 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10919 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10920 Change Y constraints to Y2.
10921 (sse2_loadld): Change Y constraints to x.
10923 2007-02-06 Roger Sayle <roger@eyesopen.com>
10925 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10926 (parity<mode>2): New define_expand using rs6000_emit_parity.
10927 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10928 rs6000_emit_parity): New functions.
10929 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10930 rs6000_emit_parity): Prototype here.
10932 2007-02-06 Ian Lance Taylor <iant@google.com>
10934 * lower-subreg.c (simple_move_operand): Reject CONST.
10935 (resolve_clobber): Call validate_change rather than directly
10936 assigning to XEXP (pat, 0).
10938 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10940 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10941 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10942 (tree-cfg.o): Remove hashtab.h dependency.
10944 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10945 (struct ivopts_data): Change niters to pointer_map_t.
10946 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10947 (niter_for_exit): Create pointer_map on demand. Change for
10949 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10950 (free_loop_data): Destroy data->niters if created and reset field.
10951 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10952 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10954 * tree-ssa-reassoc.c: Include pointer-set.h.
10955 (bb_rank): Change to long *.
10956 (operand_rank): Change to pointer_map_t.
10957 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10958 (insert_operand_rank): Accept long.
10959 (operand_entry_hash, operand_entry_eq): Remove.
10960 (get_rank): Return long. Adjust for changes above.
10961 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10963 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10965 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10966 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10967 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10969 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10970 directly since it cannot be NULL.
10971 (get_vi_for_tree): Rewrite for pointer_map API.
10972 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10973 (init_alias_vars): Create vi_for_tree as pointer_map.
10974 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10976 * tree-cfg.c: Don't include hashtab.h.
10977 (edge_to_cases): Declare as pointer_map.
10978 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10980 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10981 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10982 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10984 (record_switch_edge): Delete.
10985 (get_cases_for_edge): Adjust for pointer_map API, inline
10986 record_switch_edge (rewritten for new API), remove goto.
10988 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10990 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10991 * tree-nested.c: Include pointer-set.h.
10992 (var_map_elt, var_map_eq, var_map_hash): Delete.
10993 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10994 to pointer_map_t's.
10995 (nesting_info_bitmap_obstack): New.
10996 (lookup_field_for_decl): Adjust for pointer_map API.
10997 (lookup_tramp_for_decl): Adjust for pointer_map API.
10998 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10999 (get_local_debug_decl): Adjust for pointer_map API.
11000 (convert_nl_goto_reference): Adjust for pointer_map API.
11001 (convert_nl_goto_receiver): Adjust for pointer_map API.
11002 (create_nesting_tree): Create outside GGC space. Create bitmap on
11003 the new obstack. Create field_map and var_map as pointer_maps.
11004 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11006 (lower_nested_functions): Move root here, no need to NULL it.
11007 Initialize and release the obstack.
11009 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11011 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11012 Remove prototypes and make them non-static.
11013 (struct tree_int_map): Remove.
11014 * tree.h (struct tree_int_map): Move here, turning TO into an
11016 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11018 * tree.h (TREE_COMPLEXITY): Remove.
11019 (struct tree_exp): Remove complexity field.
11020 * tree.c (build1_stat): Don't set it.
11022 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11023 Victor Kaplansky <victork@il.ibm.com>
11025 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11026 (vect_is_simple_reduction): Support reduction with induction as
11027 one of the operands.
11028 (vect_is_simple_iv_evolution): Fix formatting.
11029 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11030 formatting. Don't mark induction phis for vectorization.
11031 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11032 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11033 (vect_get_vec_def_for_operand): Support induction.
11034 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11036 (vectorizable_reduction): Support reduction with induction as one of
11038 (vectorizable_type_demotion): Use def-type of stmt argument rather
11039 than dummy def-type.
11041 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11042 flag_tree_scev_cprop.
11043 * common.opt (tree-scev-cprop): New flag.
11045 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11046 call to vect_get_new_vect_var.
11048 2007-02-06 Ira Rosen <irar@il.ibm.com>
11050 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11051 vectype is not NULL.
11052 (vect_pattern_recog_1): Likewise.
11054 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11056 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11057 (fold_negate_expr): Likewise.
11059 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11062 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11063 even if cv-qualification is the same.
11065 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11067 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11068 __enable_execute_stack on completion.
11070 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11072 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11073 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11074 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11075 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11076 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11077 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11078 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11079 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11081 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11083 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11084 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11085 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11086 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11087 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11088 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11089 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11090 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11091 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11092 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11093 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11094 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11095 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11096 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11097 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11098 sqrtextenddfxf2_i387): Added amdfam10_decode.
11100 * config/i386/athlon.md (athlon_idirect_amdfam10,
11101 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11102 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11103 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11104 athlon_ivector_store_amdfam10): New define_insn_reservation.
11105 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11108 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11110 * config/i386/athlon.md (athlon_call_amdfam10,
11111 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11112 define_insn_reservation.
11113 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11114 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11115 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11117 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11119 * config/i386/athlon.md (athlon_sseld_amdfam10,
11120 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11121 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11123 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11125 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11126 define_insn_reservation.
11127 * config/i386/i386.md (sseins): Added sseins to define_attr type
11128 and define_attr unit.
11129 * config/i386/sse.md: Set type attribute to sseins for insertq
11132 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11134 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11135 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11136 ssecomi_load_amdfam10, ssecomi_amdfam10,
11137 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11138 define_insn_reservation.
11139 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11141 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11143 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11144 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11145 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11146 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11147 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11148 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11149 define_insn_reservation.
11151 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11152 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11153 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11154 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11155 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11157 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11159 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11160 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11161 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11162 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11163 athlon_ssemul_load_k8): Added amdfam10.
11165 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11167 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11168 (x86_sse_unaligned_move_optimal): New variable.
11170 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11172 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11173 for unaligned vector SSE double/single precision loads for AMDFAM10.
11175 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11177 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11178 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11179 Define TARGET_CPU_DEFAULT_amdfam10.
11180 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11181 (processor_type): Add PROCESSOR_AMDFAM10.
11183 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11184 processor_type in config/i386/i386.h.
11185 Enable imul peepholes for TARGET_AMDFAM10.
11187 * config.gcc: Add support for --with-cpu option for amdfam10.
11189 * config/i386/i386.c (amdfam10_cost): New variable.
11190 (m_AMDFAM10): New macro.
11191 (m_ATHLON_K8_AMDFAM10): New macro.
11192 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11193 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11194 x86_promote_QImode, x86_integer_DFmode_moves,
11195 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11196 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11197 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11198 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11199 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11200 Enable/disable for amdfam10.
11201 (override_options): Add amdfam10_cost to processor_target_table.
11202 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11203 processor_alias_table.
11204 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11205 (ix86_adjust_cost): Add code for amdfam10.
11207 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11209 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11210 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11211 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11212 * config/i386/i386.h: Add builtin definition for SSE4A.
11213 * config/i386/i386.md: Add support for ABM instructions
11214 (popcnt and lzcnt).
11215 * config/i386/sse.md: Add support for SSE4A instructions
11216 (movntss, movntsd, extrq, insertq).
11217 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11218 Add -march=amdfam10 flag.
11219 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11220 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11222 * doc/extend.texi: Add documentation for SSE4A builtins.
11224 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11226 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11228 2007-02-05 Richard Guenther <rguenther@suse.de>
11230 * tree-vectorizer.h (vectorizable_function): Add argument type
11231 argument, change return type.
11232 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11233 * tree-vect-transform.c (vectorizable_function): Handle extra
11234 argument, return vectorized function decl.
11235 (build_vectorized_function_call): Remove.
11236 (vectorizable_call): Handle calls with result and argument types
11237 differing. Handle loop vectorization factor correctly.
11238 * targhooks.c (default_builtin_vectorized_function): Adjust for
11240 * targhooks.h (default_builtin_vectorized_function): Likewise.
11241 * target.h (builtin_vectorized_function): Add argument type
11243 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11244 extra argument, allow vectorizing of lrintf.
11245 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11246 documentation of target hook.
11248 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11251 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11252 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11253 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11255 2007-02-05 Roger Sayle <roger@eyesopen.com>
11257 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11258 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11259 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11260 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11261 before canonicalizing sincos to cexpi.
11262 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11264 2007-02-05 Roger Sayle <roger@eyesopen.com>
11266 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11267 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11268 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11270 2007-02-05 Roger Sayle <roger@eyesopen.com>
11272 * mips-tfile.c (initialize_init_file): Correct endianness test.
11274 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11276 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11277 the 'y' constraint.
11279 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11281 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11282 saves in a PARALLEL before the register assignments.
11284 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11286 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11287 DWARF_FRAME_RETURN_COLUMN to be a general register.
11288 * dwarf2out.c (init_return_column_size): New function, split from...
11289 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11290 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11291 to be nongeneral registers.
11292 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11294 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11295 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11297 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11299 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11301 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11303 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11304 (remove_path): Use can_remove_branch_p and remove_branch instead
11305 of loop_delete_branch_edge.
11306 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11307 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11308 Update profile using scale_dominated_blocks_in_loop.
11309 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11310 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11311 (can_remove_branch_p, remove_branch): Declare.
11312 * tree-cfg.c (tree_can_remove_branch_p): New function.
11313 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11314 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11315 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11317 2007-02-05 Jan Hubicka <jh@suse.cz>
11319 PR middle-end/30696
11320 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11321 nodes in cgraph, don't remove offline copy of the function.
11323 2007-02-04 Jan Hubicka <jh@suse.cz>
11325 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11326 vectors might cause maybe_lookup_element_for_expr to be called
11327 on non-sra-candidate.
11329 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11331 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11332 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11333 spelling conventions.
11335 2007-02-04 Richard Guenther <rguenther@suse.de>
11337 PR middle-end/30636
11338 * fold-const.c (try_move_mult_to_index): Make sure to not
11339 overflow one dimension of a multi-dimensional array access.
11341 2007-02-04 Jan Hubicka <jh@suse.cz>
11343 * passes.c (init_optimization_passes): Reindent.
11345 2007-02-04 Jan Hubicka <jh@suse.cz>
11346 Eric Botcazou <ebotcazou@adacore.com>
11348 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11349 (execute_fixup_cfg): Break out the abnormal goto code.
11350 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11351 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11352 (optimize_inline_calls): Call make_nonlocal_label_edges.
11354 2007-02-04 Jan Hubicka <jh@suse.cz>
11356 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11357 true when something was changed.
11358 (rename_ssa_copies): When something was changed, do
11359 TODO_remove_unused_locals.
11360 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11361 add TODO_remove_unused_locals when instruction was removed.
11363 2007-02-04 Jan Hubicka <jh@suse.cz>
11365 * ipa-inline.c (try_inline): Improve debug output; work on already
11367 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11368 call try_inline for already inlined edges too when flattening;
11369 inline also functions that make callee growth but overall unit size
11372 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11374 * config/m32c/bitops.md, config/m32c/jump.md,
11375 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11376 config/m32r/m32r.h, config/m32r/m32r.md,
11377 config/m32r/predicates.md, config/m68hc11/larith.asm,
11378 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11379 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11380 config/mips/mips-protos.h, config/mips/mips.c,
11381 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11382 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11383 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11384 spelling conventions.
11386 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11387 Follow spelling conventions.
11389 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11391 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11392 warn about C++0x compatibility.
11394 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11396 * config/h8300/h8300.c, config/h8300/h8300.h,
11397 config/h8300/h8300.md: Follow spelling conventions.
11399 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11401 PR middle-end/30667
11402 * combine.c (try_combine): Do not substitute source operand
11403 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11405 2007-02-03 Jan Hubicka <jh@suse.cz>
11407 PR gcov-profile/30650
11408 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11409 do not divide by zero for never executed counters.
11410 (tree_find_values_to_profile): Fix counters.
11411 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11413 2007-02-03 Ian Lance Taylor <iant@google.com>
11415 * lower-subreg.c (simple_move_operand): New static function,
11416 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11418 (simple_move): Call simple_move_operand.
11419 (find_decomposable_subregs): Add special handling of MEMs.
11420 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11421 meaning of return value. If we see a hard register, test whether
11422 it can store a word_mode value. Change all callers.
11424 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11426 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11427 ftrapv insns and expanders.
11428 (subdi3): Change define_expand operand 1 to arith11_operand, and
11429 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11430 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11431 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11434 PR middle-end/30174
11435 * varasm.c (notice_global_symbol): Treat global objects as weak when
11436 flag_shlib is true.
11438 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11440 * emit-rtl.c (dconstpi): Delete.
11441 (dconstsqrt2): New.
11442 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11443 * real.h (dconstpi): Delete.
11444 (dconstsqrt2): New.
11445 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11446 (fold_builtin_hypot): Likewise.
11448 2007-02-03 Tom Tromey <tromey@redhat.com>
11451 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11452 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11454 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11456 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11457 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11458 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11459 config/rs6000/cell.md, config/rs6000/darwin.h,
11460 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11461 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11462 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11463 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11464 typos. Follow spelling conventions.
11465 * doc/invoke.texi: Follow spelling conventions.
11467 2007-02-03 Roger Sayle <roger@eyesopen.com>
11469 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11470 canonicalization transformations that attempt to simplify integer
11471 constant comparisons to become comparisons against zero.
11473 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11475 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11477 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11478 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11480 2007-02-02 Mike Stump <mrs@apple.com>
11482 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11483 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11484 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11485 generate a branch island.
11487 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11489 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11490 (xtensa_legitimate_address_p): New.
11491 (xtensa_legitimize_address): New.
11492 (xtensa_output_addr_const_extra): New.
11493 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11495 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11496 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11497 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11498 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11499 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11500 (xtensa_legitimize_address): New.
11501 (xtensa_output_addr_const_extra): New.
11503 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11505 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11507 2007-02-02 Ian Lance Taylor <iant@google.com>
11509 * expmed.c (expand_divmod): Add comment.
11511 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11513 * emit-rtl.c (renumber_insns): Remove.
11514 * flags.h: Remove the extern for flag_renumber_insns.
11515 * rtl.h: Remove the prototype for renumber_insns.
11516 * toplev.c (flag_renumber_insns): Remove.
11518 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11520 Revert for x86 darwin:
11521 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11523 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11524 code before the following patch under TARGET_MACHO.
11525 (ix86_function_value_regno_p): Likewise.
11527 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11529 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11532 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11535 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11536 general or fp registers. Add comments.
11537 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11539 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11541 * pointer-set.c (insert_aux): Only return insertion slot.
11542 (pointer_set_insert): Adjust.
11543 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11544 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11545 pointer_map_traverse): New.
11546 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11547 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11548 pointer_map_contains, pointer_map_traverse): Declare.
11550 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11552 PR middle-end/30473
11553 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11554 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11556 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11558 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11560 (struct _dep): New type.
11561 (dep_t): New typedef.
11562 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11563 (DEP_STATUS): New access macro. The macro with the same name was
11564 renamed to DEP_LINK_STATUS.
11565 (dep_init): Declare function
11567 (struct _dep_link): New type.
11568 (dep_link_t): New typedef.
11569 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11570 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11571 (DEP_LINK_STATUS): New macro.
11572 (debug_dep_links): New debug function.
11574 (struct _deps_list): New type.
11575 (deps_list_t): New typedef.
11576 (DEPS_LIST_FIRST): New access macro.
11577 (FOR_EACH_DEP_LINK): New cycle macro.
11578 (create_deps_list, free_deps_list, delete_deps_list): Declare
11580 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11581 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11582 (copy_deps_list_change_con): Ditto.
11584 (move_dep_link): Declare function.
11586 (struct _dep_node): New type.
11587 (dep_node_t): New typedef.
11588 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11590 (struct haifa_insn_data.back_deps): New field to hold backward
11591 dependencies of the insn.
11592 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11594 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11595 Change its type to deps_list_t.
11596 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11597 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11598 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11600 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11602 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11604 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11606 (dep_cost): Declare.
11608 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11609 (ds_to_dk, dk_to_ds): New functions.
11611 (init_dep_1): New static function.
11612 (init_dep): New function.
11613 (copy_dep): New static function.
11615 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11617 (detach_dep_link): New static function.
11618 (move_dep_link): New function.
11620 (dep_links_consistent_p, dump_dep_links): New static functions.
11621 (debug_dep_links): New debugging function.
11623 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11625 (alloc_deps_list, init_deps_list): New static functions.
11626 (create_deps_list): New function.
11627 (clear_deps_list): New static function.
11628 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11629 (deps_list_consistent_p, dump_deps_list): New static functions.
11630 (debug_deps_list): New function.
11631 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11633 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11635 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11636 use new scheduler dependencies lists.
11637 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11638 (sched_analyze): Ditto. Initialize dependencies lists.
11639 (add_forw_dep, compute_forward_dependences): Update to use new
11640 scheduler dependencies lists.
11642 (init_dependency_caches): Init deps_obstack.
11643 (free_dependency_caches): Free deps_obstack.
11645 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11646 new scheduler dependencies lists.
11647 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11648 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11650 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11651 Update to use new scheduler dependencies lists.
11652 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11653 (debug_dependencies): Ditto.
11654 (schedule_region): Update comments.
11656 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11657 scheduler dependencies lists.
11658 (schedule_ebb): Update comments.
11660 * rtl.def (DEPS_LIST): Remove.
11662 * lists.c (unused_deps_list): Remove.
11663 (free_list): Update assertions.
11665 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11666 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11668 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11669 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11671 * haifa-sched.c (comments): Update.
11672 (insn_cost1): Remove. Inline the code into insn_cost ().
11673 (insn_cost): Update to use new scheduler dependencies lists. Move
11674 processing of the dependency cost to dep_cost ().
11675 (dep_cost): New function. Use it instead of insn_cost () when
11676 evaluating cost of the dependency. Use compatible interface to
11677 interact with the target.
11678 (priority): Update to use new scheduler dependencies lists.
11679 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11680 with greater number of insns that depend on the insn.
11681 (schedule_insn): Update to use new scheduler dependencies lists. Add
11682 code to free backward dependencies lists. Inline and optimize code
11683 from resolve_dep () - see PR28071.
11684 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11685 lists. Update call to targetm.sched.is_costly_dependence hook.
11687 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11688 scheduler dependencies lists.
11690 (resolve_dep): Remove. Move the logic to schedule_insn ().
11691 (init_h_i_d): Initialize dependencies lists.
11693 (process_insn_depend_be_in_spec): Rename to
11694 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11695 dependencies lists.
11696 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11697 Update to use new scheduler dependencies lists.
11698 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11700 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11701 new scheduler dependencies lists.
11702 (build_intra_loop_deps): Ditto.
11704 * target.h (struct _dep): Declare to use in
11705 gcc_target.sched.is_costly_dependence.
11706 (struct gcc_target.sched.adjust_cost): Fix typo.
11707 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11708 single dep_t parameter instead of an equivalent triad.
11709 (struct gcc_target.sched.adjust_cost_2): Remove.
11711 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11713 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11715 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11717 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11719 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11720 (REG_DEP_TRUE): Document.
11722 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11723 Change signature to correspond to the targetm.sched.adjust_cost hook.
11724 Update use in TARGET_SCHED_ADJUST_COST_2.
11725 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11726 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11727 new scheduler dependencies lists.
11728 (ia64_gen_check): Ditto.
11730 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11731 dependencies lists.
11733 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11734 signature to correspond to the targetm.sched.is_costly_dependence hook.
11735 (is_costly_group): Update to use new scheduler dependencies lists.
11737 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11738 instead of INSN_COST () macro.
11740 2007-02-01 Ian Lance Taylor <iant@google.com>
11742 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11744 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11746 * pa.md (tp_load): Correct mfctl instruction syntax.
11748 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11750 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11751 altivec_padding_size calculation on AIX. Improve comment, add
11752 assert to verify that it's right.
11754 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11757 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11759 PR inline-asm/28686
11760 * global.c (global_alloc): Add mising initialization of
11763 2007-02-01 Roger Sayle <roger@eyesopen.com>
11765 * alias.c (init_alias_analysis): Correct whitespace.
11766 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11767 partition_hot_cold_basic_blocks): Likewise.
11768 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11769 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11770 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11771 fold_builtin_snprintf_chk, fold_builtin_printf,
11772 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11773 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11774 * cfgcleanup.c (cleanup_cfg): Likewise.
11775 * cfgexpand.c (tree_expand_cfg): Likewise.
11776 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11777 * function.c (get_next_funcdef_no): Likewise.
11778 * gengtype.c (main): Likewise.
11779 * genmodes.c (main): Likewise.
11780 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11781 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11782 * ifcvt.c (noce_emit_move_insn): Likewise.
11783 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11785 * stor-layout.c (get_best_mode): Likewise.
11786 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11787 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11788 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11789 perform_var_substitution, solve_graph): Likewise.
11790 * tree-vrp.c (vrp_finalize): Likewise.
11792 2007-02-01 Ian Lance Taylor <iant@google.com>
11794 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11795 high part of a paradoxical subreg, return a constant zero.
11797 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11799 * toplev.c (lang_dependent_init): Call init_set_costs.
11800 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11802 2007-02-01 Richard Guenther <rguenther@suse.de>
11804 PR middle-end/30656
11805 * fold-const.c (fold_negate_expr): Allow negating a
11806 constant if overflow does not change.
11808 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11810 * doc/c-tree.texi (Expression trees): Improve markup.
11811 * doc/tm.texi (Register Classes, Addressing Modes)
11812 (Floating Point): Fix spacing after abbreviations. Fix some
11815 2007-02-01 Ben Elliston <bje@au.ibm.com>
11817 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11818 * doc/contrib.texi: Likewise.
11819 * doc/install.texi: Likewise.
11821 2007-01-31 Richard Henderson <rth@redhat.com>
11822 Ian Lance Taylor <iant@google.com>
11824 * lower-subreg.c: New file.
11825 * rtl.def (CONCATN): Define.
11826 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11827 pass_lower_subreg2.
11828 * emit-rtl.c (update_reg_offset): New static function, broken out
11829 of gen_rtx_REG_offset.
11830 (gen_rtx_REG_offset): Call update_reg_offset.
11831 (gen_reg_rtx_offset): New function.
11832 * regclass.c: Revert patch of 2006-03-05, restoring
11834 (clear_reg_info_regno): New function.
11835 * dwarf2out.c (concatn_loc_descriptor): New static function.
11836 (loc_descriptor): Handle CONCATN.
11837 * common.opt (fsplit_wide_types): New option.
11838 * opts.c (decode_options): Set flag_split_wide_types when
11840 * timevar.def (TV_LOWER_SUBREG): Define.
11841 * rtl.h (gen_reg_rtx_offset): Declare.
11842 (reg_scan_update): Declare.
11843 * regs.h (clear_reg_info_regno): Declare.
11844 * tree-pass.h (pass_lower_subreg): Declare.
11845 (pass_lower_subreg2): Declare.
11846 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11847 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11848 -fsplit-wide-types.
11849 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11850 * Makefile.in (OBJS-common): Add lower-subreg.o.
11851 (lower-subreg.o): New target.
11853 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11855 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11857 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11860 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11862 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11864 PR middle-end/29335
11865 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11867 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11869 * cfgloop.h: Include vec-prim.h.
11870 (enum li_flags): Remove LI_ONLY_OLD.
11871 (loop_iterator): Changed.
11872 (fel_next, fel_init): Iterate over loop tree.
11873 (FOR_EACH_LOOP_BREAK): New macro.
11874 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11876 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11877 * modulo-sched.c (sms_schedule): Ditto.
11878 * tree-vectorizer.c (vectorize_loops): Ditto.
11879 * doc/loop.texi: Update information on loop numbering and behavior of
11880 FOR_EACH_LOOP wrto new loops.
11881 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11882 add_to_evolution_1): Test nestedness of loops instead of comparing
11884 * tree-chrec.c (chrec_fold_plus_poly_poly,
11885 chrec_fold_multiply_poly_poly, chrec_evaluate,
11886 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11887 reset_evolution_in_loop): Ditto.
11888 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11890 2007-01-31 Dirk Mueller <dmueller@suse.de>
11892 * c-common.c (warn_about_parentheses): Separate warning about
11893 un-parenthized sequence of comparison operators from the one
11894 which is supposed to warn about x <= y <= z.
11896 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11898 * optabs.h (enum optab_index): Add new OTI_isinf.
11899 (isinf_optab): Define corresponding macro.
11900 * optabs.c (init_optabs): Initialize isinf_optab.
11901 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11903 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11904 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11906 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11907 expand_builtin_interclass_mathfn.
11908 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11909 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11910 (fxam<mode>2_i387): New insn pattern.
11911 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11912 built-in functions as x87 inline asm.
11914 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11916 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11918 2007-01-30 Eric Christopher <echristo@apple.com>
11920 * config.gcc: Add geode.
11922 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11924 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11925 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11926 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11927 value-prof.c: Fix comment typos.
11929 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11932 * doc/invoke.texi (Wpointer-arith): Document warning.
11934 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11936 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11937 the list of discrepancies from the draft TR.
11939 2007-01-30 Dirk Mueller <dmueller@suse.de>
11942 * doc/invoke.texi (-Wreturn-type): Update description to
11943 match new behavior.
11945 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11947 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11949 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11951 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11952 to handle optabs that operate on floating point input argument and
11953 output to integer output.
11954 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11955 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11956 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11957 expand_builtin_interclass_mathfn ().
11958 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11959 (ilogbsi2): Remove.
11960 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11961 ilogbl built-in functions as x87 intrinsics.
11963 2007-01-30 Richard Guenther <rguenther@suse.de>
11965 PR middle-end/27657
11966 * dwarf2out.c (reference_to_unused): Query varpool if the
11967 variable was output.
11969 2007-01-30 Richard Guenther <rguenther@suse.de>
11971 PR middle-end/30313
11972 * passes.c (execute_one_pass): Reset in_gimple_form to not
11973 confuse non-unit-at-a-time mode.
11975 2007-01-29 Roger Sayle <roger@eyesopen.com>
11976 Richard Guenther <rguenther@suse.de>
11978 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11979 avoid undefined behaviour on overflow. Use force_fit_type_double
11980 to construct the constant with the specified TREE_OVERFLOW.
11982 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11984 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11985 * config/dfp-bit.h: Ditto.
11987 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11989 * c-decl.c (pop_scope): Replace warnings with call to
11990 warn_for_unused_label.
11991 * c-common.h (warn_for_unused_label): Declare.
11992 * c-common.c (warn_for_unused_label): Define.
11994 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11996 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11999 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12001 * Makefile.in (USER_H): Remove decfloat.h.
12002 * ginclude/decfloat.h: Delete, moving contents to ...
12003 * ginclude/float.h: Add support for decimal floating point,
12004 guarded by __STDC_WANT_DEC_FP__.
12006 2007-01-29 Mike Stump <mrs@apple.com>
12008 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12009 Analysis and Representation to resolve case insensitive conflict.
12010 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12012 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12014 * tree.h (struct tree_memory_tag): Add aliases member.
12015 (MTAG_ALIASES): New macro.
12016 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12017 (add_may_alias): Remove pointer-set. Update for may_aliases being
12019 (mark_aliases_call_clobbered): Update for may_aliases being a
12021 (compute_tag_properties): Ditto.
12022 (create_partition_for): Ditto.
12023 (compute_memory_partitions): Ditto.
12024 (dump_may_aliases_for): Ditto.
12025 (is_aliased_with): Ditto.
12026 (add_may_alias_for_new_tag): Ditto.
12027 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12028 (compute_is_aliased): New function.
12029 (compute_may_aliases): Call compute_is_aliased).
12030 (init_alias_info): Initialize alias_bitmap_obstack.
12031 (union_alias_set_into): New function.
12032 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12033 (have_common_aliases_p): Rewrite to take two bitmaps and use
12035 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12036 Update for bitmaps.
12037 (finalize_ref_all_pointers): Update for add_may_alias changes.
12038 (new_type_alias): Ditto.
12039 * tree-flow-inline.h (may_aliases): Return a bitmap.
12040 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12041 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12042 may_aliases being a bitmap.
12043 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12044 may_aliases now returns a bitmap.
12045 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12047 * tree-ssa-operands.c (add_virtual_operand): Update for
12048 may_aliases being a bitmap.
12050 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12052 PR tree-optimization/30630
12053 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12054 variable as changed.
12056 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12059 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12060 expanded only once even if an error occurs.
12062 2007-01-29 Ben Elliston <bje@au.ibm.com>
12064 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12065 (__gcov_average_profiler): Likewise.
12066 (__gcov_ior_profiler): Likewise.
12067 (__gcov_merge_ior): Likewise.
12069 2007-01-28 Jan Hubicka <jh@suse.cz>
12071 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12072 * value-prof.c (stringop_block_profile): Likewise.
12074 2007-01-28 Jan Hubicka <jh@suse.cz>
12076 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12077 variant handling histograms; add wrapper.
12078 (clear_storage_via_libcall): Export.
12079 (emit_block_move_hints): Break out from ...; add histograms.
12080 (emit_block_move): ... this one.
12081 (clear_storage_hints): Break out from ...; add histograms.
12082 (clear_storage): ... this one.
12083 (set_storage_via_memset): Handle histogram.
12084 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12085 (clear_storage_hints, clear_storage_via_libcall): Declare.
12086 (set_storage_via_setmem): Update prototype.
12087 * doc/md.texi (movmem, setmem): Document new arguments.
12089 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12091 (stringop_block_profile): New global function.
12092 (tree_stringops_values_to_profile): Profile block size and alignment.
12093 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12095 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12096 (stringop_block_profile): Declare.
12097 * builtins.c: Include value-prof.h.
12098 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12099 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12100 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12101 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12102 * profile.c (instrument_values): Add new counters.
12103 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12105 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12106 (tree_init_edge_profiler): Build new profilers.
12107 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12108 (pass_tree_profile): Add dump.
12109 (tree_profile_hooks): Update.
12110 * Makefile.in (LIBGCOV): Add new constants.
12111 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12112 __gcov_ior_profiler): New.
12113 * i386.md (movmem/setmem expanders): Add new optional arguments.
12115 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12117 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12119 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12121 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12122 (tree_unswitch_single_loop): Pass eni_size_weights to
12123 tree_num_loop_insns.
12124 * tree-ssa-loop-manip.c: Include tree-inline.h.
12125 (can_unroll_loop_p): Pass eni_size_weights to
12126 tree_num_loop_insns.
12127 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12128 Pass eni_size_weights to estimate_num_insns.
12129 * tree.h (init_inline_once): Export.
12130 * toplev.c (backend_init): Call init_inline_once.
12131 * cgraphunit.c (cgraph_process_new_functions,
12132 cgraph_analyze_function): Pass eni_inlining_weights to
12133 estimate_num_insns.
12134 * ipa-inline.c (compute_inline_parameters): Ditto.
12135 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12136 to estimate_num_insns.
12137 (try_unroll_loop_completely): Pass eni_size_weights to
12138 tree_num_loop_insns.
12139 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12140 ot estimate_num_insns.
12141 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12142 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12143 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12144 eni_time_weights): New variables.
12145 (init_inline_once): Initialize them.
12146 (struct eni_data): Mew.
12147 (estimate_num_insns_1, estimate_num_insns): Use weights.
12148 * tree-inline.h (struct eni_weights_d): New.
12149 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12150 (estimate_num_insns): Declaration changed.
12151 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12152 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12153 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12155 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12157 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12158 relations in the conflict function is valid.
12160 2007-01-27 Ian Lance Taylor <iant@google.com>
12162 * common.opt: Add fstrict-overflow.
12163 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12164 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12165 (TYPE_OVERFLOW_UNDEFINED): Define.
12166 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12168 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12169 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12170 (fold_negate_expr): Likewise.
12171 (make_range): Likewise.
12172 (extract_muldiv_1): Likewise.
12173 (maybe_canonicalize_comparison): Likewise.
12174 (fold_comparison): Likewise.
12175 (fold_binary): Likewise.
12176 (tree_expr_nonnegative_p): Likewise.
12177 (tree_expr_nonzero_p): Likewise.
12178 * tree-vrp.c (compare_values): Likewise.
12179 (extract_range_from_binary_expr): Likewise.
12180 (extract_range_from_unary_expr): Likewise.
12181 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12183 (nowrap_type_p): Likewise.
12184 * tree-scalar-evolution.c (simple_iv): Likewise.
12185 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12186 (build_range_check): Likewise.
12187 (extract_muldiv_1): Likewise.
12188 (fold_comparison): Likewise.
12189 * tree-vrp.c (vrp_int_const_binop): Likewise.
12190 (extract_range_from_unary_expr): Likewise.
12191 * convert.c (convert_to_integer): Likewise.
12192 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12193 (fold_comparison): Likewise.
12194 (fold_binary): Likewise.
12195 * optabs.c (optab_for_tree_code): Likewise.
12196 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12197 * simplify-rtx.c (simplify_const_relational_operation): Check
12198 flag_strict_overflow and flag_trapv.
12199 (simplify_const_relational_operation): Likewise.
12200 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12201 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12204 2007-01-27 Roger Sayle <roger@eyesopen.com>
12206 * tree.c (tree_fold_gcd): Delete.
12207 * tree.h (tree_fold_gcd): Remove prototype.
12208 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12209 test whether one constant integer is a multiple of another. Instead
12210 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12211 * fold-const.c (multiple_of_p): We've determined both TOP and
12212 BOTTOM are integer constants so we can call int_const_binop directly
12213 instead of the more generic const_binop.
12215 2007-01-27 Roger Sayle <roger@eyesopen.com>
12217 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12218 1*X check that the constant hasn't overflowed, to preserve the
12220 (round_up): Provide an efficient implementation when rouding-up an
12221 INTEGER_CST to a power-of-two.
12223 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12225 * doc/sourcebuild.texi: Add comma for clarity.
12226 * doc/extend.texi: Fix some typos.
12227 * doc/passes.texi: Likewise.
12228 * doc/cppinternals.texi: Likewise.
12229 * doc/c-tree.texi: Likewise.
12230 * doc/tree-ssa.texi: Likewise.
12231 * doc/install.texi: Likewise.
12233 2007-01-27 Jan Hubicka <jh@suse.cz>
12235 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12236 (pass_sra): Do not require alias information.
12237 * passes.c (init_optimization_passes): Add SRA
12239 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12241 * tracer.c (rest_of_handle_tracer): We already cleaned
12242 up the CFG in tracer() so don't do it here again.
12243 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12244 cleanup_cfg here, either. And don't call renumber_insns.
12246 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12247 and BB_HEAD are in the insn stream here. Instead make sure
12248 that BB_INSN is valid on all insns. Also, do check here that
12249 there are no pending branch predictions...
12250 (rtl_verify_flow_info): ...instead of doing it here. Checks
12251 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12254 2007-01-26 Roger Sayle <roger@eyesopen.com>
12256 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12257 function to simplify/factorize operand order canonicalization.
12258 (ix86_fixup_binary_operands): Reorganize using the above function.
12259 (ix86_binary_operator_ok): Likewise.
12261 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12263 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12264 file scope from optimize_attrs.
12265 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12267 (optimize_attrs): Clear insn_code_values after freeing it.
12269 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12271 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12272 a parts.base assignment.
12274 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12276 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12277 (compute_subscript_distance, initialize_data_dependence_relation,
12278 finalize_ddr_dependent, analyze_ziv_subscript,
12279 analyze_siv_subscript_cst_affine,
12280 compute_overlap_steps_for_affine_univar,
12281 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12282 analyze_siv_subscript, analyze_miv_subscript,
12283 analyze_overlapping_iterations, subscript_dependence_tester_1,
12284 compute_self_dependence, free_dependence_relation): Work
12285 with affine_fn instead of chrecs.
12286 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12287 common_affine_function, affine_function_base,
12288 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12289 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12290 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12291 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12292 (all_chrecs_equal_p): Removed.
12293 * tree-data-ref.h (affine_fn, conflict_function): New types.
12294 (struct subscript): Change type of conflicting_iterations_in_a
12295 and conflicting_iterations_in_b.
12297 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12300 * config/pa/pa.h (TARGET_HPUX_11): New.
12301 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12302 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12304 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12305 Richard Guenther <rguenther@suse.de>
12307 * tree-ssa-structalias.c (solve_graph): Handle case
12308 we merged the variable to another.
12310 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12315 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12316 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12318 2007-01-25 DJ Delorie <dj@redhat.com>
12320 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12321 allow changes to modes which don't fit in those registers.
12323 * reload1.c (choose_reload_regs): Check for invalid subregs before
12324 computing their locations, not after.
12326 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12329 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12330 save Altivec registers in an eh_return function.
12331 (compute_vrsave_mask): Likewise.
12332 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12333 for saving Altivec registers.
12334 (rs6000_emit_prologue): Don't allocate stack twice in
12335 eh_return function. Correct expected value of altivec_save_offset
12336 when using save_world. Describe save of R0 to stack when using
12337 save_world. Describe stack pointer adjustment when using
12338 save_world. Remove duplicated eh_return parameter register saving.
12339 Update sp_offset variable after save_world.
12340 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12342 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12343 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12346 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12348 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12350 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12353 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12354 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12356 2007-01-25 Richard Guenther <rguenther@suse.de>
12358 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12359 * common.opt (-Wcoverage-mismatch): New warning option.
12360 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12361 if -Wcoverage-mismatch is given.
12363 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12365 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12366 (ipcp_driver): Change to static definition.
12367 Add dumping of the ifunctions.
12368 (constant_val_insert): Remove unused parameter. Support for SSA.
12369 (ipcp_propagate_const): Support for SSA.
12370 (ipcp_profile_bb_print): Print only analyzed nodes.
12371 (ipcp_replace_map_create): Remove support for Fortran constant
12373 * ipa-prop.c (ipa_method_modify_stmt,
12374 ipa_callsite_compute_param): Support for SSA.
12375 * ipa-prop.h (ipcp_driver): Remove declaration.
12376 (IS_VALID_TREE_MAP_INDEX): Add define.
12378 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12380 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12382 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12384 PR middle-end/30447
12385 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12386 constant argument to cabs and do it without checking for
12387 -funsafe-math-optimizations.
12389 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12391 * c-common.h (RID_FIRST_CXX0X): New.
12392 (RID_LAST_CXX0X): New.
12393 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12395 * c.opt (Wc++0x-compat): New.
12396 * doc/invoke.texi (-Wc++0x-compat): Document.
12398 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12400 * builtins.c (fold_builtin_carg): New.
12401 (fold_builtin_1): Use it.
12403 2007-01-24 Jan Hubicka <jh@suse.cz>
12405 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12407 * ipa-inline.c (initial_insns, max_insns): Delete.
12408 (compute_max_insns): New function.
12409 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12410 of insns as base for code growth.
12411 (cgraph_decide_inlining): Make initial_insns local; do not compute
12413 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12414 * doc/invoke.texi (inline-unit-growth): Update docs.
12416 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12418 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12419 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12420 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12421 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12422 for CPUs that have PTA_CX16 set.
12424 PR middle-end/27416
12425 * gimplify.c (omp_check_private): New function.
12426 (gimplify_scan_omp_clauses): Use it for
12427 firstprivate/lastprivate/reduction.
12429 PR middle-end/30494
12430 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12431 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12433 PR middle-end/30421
12434 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12435 If lower_lastprivate_clauses emits some statements, append them
12436 to dlist rather than body_p and to body_p append an initializer.
12437 (lower_omp_for): Adjust caller.
12439 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12441 * target.h (globalize_decl_name): New.
12442 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12443 * output.h (default_globalize_decl_name): New.
12444 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12446 (globalize_decl): Ditto.
12447 (default_globalize_decl_name): New.
12448 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12449 (ia64_handle_version_id_attribute): New.
12450 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12451 (ia64_asm_output_external): Use globalize_decl_name instead
12452 of globalize_label.
12453 * doc/extend.texi (version_id): New pragma.
12454 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12456 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12458 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12459 _uleb128_t and _Unwind_SWord with _sleb128_t.
12460 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12461 uw_frame_state_for, uw_update_context_1): Likewise.
12462 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12463 * unwind-pe.h (read_uleb128, read_sleb128,
12464 read_encoded_value_with_base): Likewise.
12465 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12467 2007-01-24 Richard Guenther <rguenther@suse.de>
12469 * builtins.c (expand_builtin_cexpi): Get the fndecl
12470 for cexp in the correct way.
12472 2007-01-24 Jan Hubicka <jh@suse.cz>
12474 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12476 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12478 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12479 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12480 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12481 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12482 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12483 __SIZEOF_PTRDIFF_T__.
12484 * doc/cpp.texi: Documentation for the new builtin macros added.
12486 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12488 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12489 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12490 instead of operands[2] to avoid access past the end of array.
12492 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12494 * reload1.c (emit_reload_insns): Pass the reload register
12495 for a non-spill output reload through forget_old_reloads_1.
12497 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12499 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12500 _SOFT_DOUBLE if doubles use software floating-point.
12501 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12502 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12503 * config/rs6000/darwin-ldouble.c: Also compile functions for
12504 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12505 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12506 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12507 commented-out long double override.
12508 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12509 * config/rs6000/eabispe.h: Likewise.
12510 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12511 long double for non-SPE.
12512 (rs6000_handle_option): Likewise.
12513 (invalid_e500_subreg): Disallow more subregs involding DImode,
12514 DFmode, TImode or TFmode.
12515 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12517 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12519 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12520 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12522 (rs6000_legitimate_address): Also check for TFmode for E500
12524 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12525 (spe_build_register_parallel): Handle TFmode and TCmode.
12526 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12528 (function_arg): Handle TFmode and TCmode for E500 double.
12529 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12531 (print_operand): Handle TFmode and TImode for %y.
12532 (rs6000_generate_compare): Handle TFmode comparisons for E500
12534 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12535 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12536 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12537 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12538 TFmode for E500 double.
12539 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12540 (floatsidf2): Enable for E500 double.
12541 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12542 (extenddftf2): Change to extenddftf2_fprs.
12543 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12544 depending on TARGET_E500_DOUBLE.
12545 (extendsftf2): Enable for E500 double.
12546 (trunctfdf2): Enable for E500 double.
12547 (trunctfsf2): Change to trunctfsf2_fprs.
12548 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12549 depending on TARGET_E500_DOUBLE.
12550 (floatsitf2): Enable for E500 double.
12551 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12552 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12553 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12554 (negtf2): Change to negtf2_internal.
12555 (negtf2): New expander.
12556 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12557 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12558 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12559 (movdi_internal32): Use rs6000_nonimmediate_operand.
12560 (unnamed splitter): Likewise.
12561 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12562 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12563 (SPE64TF, DITI): New mode macros.
12564 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12567 (frob_<mode>_di_2): New.
12568 (frob_tf_di_8_2): New.
12569 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12571 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12573 (frob_ti_<mode>_8_2): New.
12574 (frob_ti_tf_2): New.
12575 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12576 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12578 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12579 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12580 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12581 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12582 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12583 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12586 2007-01-23 Ian Lance Taylor <iant@google.com>
12588 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12590 (OBJS-archive): Reformat, alphabetize.
12591 (OBJS): Change out_object_file to OBJS-md.
12593 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12595 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12596 JUMP_P and CALL_P predicates where applicable.
12597 * config/i386/i386.c: Ditto.
12598 * config/i386/i386.md: Ditto.
12599 * config/i386/mmx.md: Ditto.
12600 * config/i386/predicates.md: Ditto.
12602 2007-01-22 Andreas Schwab <schwab@suse.de>
12604 * config/m68k/m68k.h: Fix comment.
12606 2007-01-22 Jan Hubicka <jh@suse.cz>
12608 * passes.c (init_optimization_passes): Do not rerun
12609 pass_early_warn_uninitialized.
12611 2007-01-22 Richard Guenther <rguenther@suse.de>
12613 PR tree-optimization/30038
12614 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12616 (execute_cse_sincos_1): Likewise.
12617 (execute_cse_sincos): Likewise.
12618 (gate_cse_sincos): Likewise.
12619 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12620 the cexpi() canonicalization of sincos().
12621 * tree-pass.h (pass_cse_sincos): Declare.
12622 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12624 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12626 PR rtl-optimization/29329
12627 * combine.c (replaced_rhs_insn): Rename to i2mod.
12628 (replaced_rhs_value): Rename to i2mod_new_rhs.
12629 (i2mod_old_rhs): New global variable.
12630 (combine_instructions): Adjust for above change. Save a copy of
12631 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12632 note are substituted in the second instruction.
12633 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12634 ditch the note if it pertains to the second eliminated register
12635 and this register is mentioned in i2mod_old_rhs.
12638 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12640 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12641 the insn to which the note was originally attached.
12643 2007-01-21 Jan Hubicka <jh@suse.cz>
12645 * ipa-inline.c (inlining_mode): Comment, move up.
12646 (cgraph_decide_inlining_incrementally): Do not perform inlining
12647 itself; fix handling of flattening of self recursive functions.
12648 (cgraph_find_cycles): Remove.
12649 (cgraph_flatten_node): Remove.
12650 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12651 (try_inline): New function.
12652 (cgraph_early_inlining): Update call of
12653 cgraph_decide_inlining_incrementally. Apply inlining here.
12654 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12656 2007-01-21 Dirk Mueller <dmueller@suse.de>
12659 * tree-vrp.c (check_array_bounds): do not warn
12660 about ADDR_EXPR's of ARRAY_REF's which are immediately
12661 used in binary expressions.
12663 2007-01-21 Ira Rosen <irar@il.ibm.com>
12665 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12666 read_write_dep and macros for its access.
12667 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12668 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12669 argument, call vect_check_interleaving for every independent pair of
12670 data-refs. Mark loads that access the same memory location as a store
12672 (vect_check_dependences): Remove.
12673 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12674 call, fix the call to vect_analyze_data_ref_dependence.
12675 (vect_analyze_data_ref_access): For statements that access the same
12676 data-ref, check that they are not stores; for loads, check that there
12677 is no store that access the same location.
12679 2007-01-20 Roger Sayle <roger@eyesopen.com>
12680 Joseph Myers <joseph@codesourcery.com>
12682 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12683 (-fdump-rtl-stack): Likewise.
12684 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12685 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12686 (-mpt-fixed): Use @minus{} for minus sign.
12687 (Using Precompiled Headers): Fix under/overfull hbox.
12689 2007-01-20 Jan Hubicka <jh@suse.cz>
12691 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12692 place within annotation.
12694 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12696 * pa.c (output_move_double): Change array size of xoperands to 4.
12698 2007-01-20 Jan Hubicka <jh@suse.cz>
12700 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12703 2007-01-19 Ian Lance Taylor <iant@google.com>
12705 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12706 constant to unsigned HOST_WIDE_INT before negating.
12708 2007-01-19 Ian Lance Taylor <iant@google.com>
12710 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12712 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12713 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12714 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12715 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12716 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12717 (realloc_vdef, realloc_vuse): Change second parameter to
12719 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12720 fields to unsigned.
12721 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12722 unsigned. Change x and lim locals to unsigned.
12723 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12725 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12726 (copy_virtual_operands): Change i and n locals to unsigned.
12728 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12730 PR middle-end/29335
12731 * builtins.c (fold_builtin_1): Handle builtin fdim.
12733 2007-01-20 Jan Hubicka <jh@suse.cz>
12735 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12736 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12737 init_alias_heapvars.
12738 (init_alias_heapvars): Initialize only when not already initialized.
12739 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12741 2007-01-19 Roger Sayle <roger@eyesopen.com>
12743 * common.opt (fsigned-zeros): New command line option.
12744 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12745 of flag_unsafe_math_optimizations.
12746 * opts.c (set_fast_math_flags): The -ffast-math command line option
12747 implies -fno-signed-zeros.
12748 (fast_math_flags_set_p): Likewise.
12750 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12751 the documentation of -ffast-math appropriately. Wrap long lines.
12753 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12755 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12756 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12758 2007-01-19 Tomas Bily <tbily@suse.cz>
12760 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12762 (tree_init_ic_make_global_vars): New function
12763 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12764 (tree_gen_ic_profiler): New function
12765 (tree_gen_ic_func_profiler): New function
12766 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12767 (tree_profile_hooks): Added hook for indirec/virtual calls
12768 * value-prof.c (tree_find_values_to_profile): New case for
12770 (tree_values_to_profile): Call for determining indirect/virtual
12772 (tree_indirect_call_to_profile): New function
12773 (tree_ic_transform): New function
12774 (tree_ic): New function
12775 (find_func_by_pid): New function
12776 (init_pid_map): New function
12777 (tree_value_profile_transformations): Added check for
12778 indirect/virtual call transformation
12779 * value-prof.h (enum hist_type): New counter type for
12780 indirect/virtual calls
12781 (profile_hooks): Added new hook for profiling indirect/virtual
12783 * profile.c (instrument_values): New case for indirect/virtual
12785 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12786 (GCOV_COUNTER_V_INDIR): New counter type
12787 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12788 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12790 * cgraph.c: Definition of cgraph_max_pid
12791 (cgraph_create_node): Default init of pid attribute
12792 * cgraph.h: Declaration of cgraph_max_pid
12793 (struct cgraph_node): Added pid attribute
12794 * libgcov.c (__gcov_indirect_call_profiler): New function
12795 (__gcov_one_value_profiler_body): New function
12796 (__gcov_one_value_profiler): Body was moved to
12797 __gcov_one_value_profiler_body and calls it
12799 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12801 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12802 * gengtype.c (write_types_data, write_func_for_structure,
12803 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12804 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12805 (walk_type, write_func_for_structure): Generate the mark_hook if
12808 2007-01-19 Jan Hubicka <jh@suse.cz>
12810 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12811 'early' argument take inlining mode argument specifying whether to
12812 inline for size/speeed or all functions; add support for flattening;
12814 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12816 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12819 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12820 the name of the declared identifier.
12822 2007-01-19 Dirk Mueller <dmueller@suse.de>
12824 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12825 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12826 duplicate evaluation.
12828 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12830 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12831 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12832 to XFMode, use acosxf2 and truncate result to requested mode.
12833 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12834 (asin<mode>2): Similarly, with asin expanders.
12835 (*fscalexf4_i387): Rename from *fscalexf4.
12836 (expNcorexf3): New expander.
12837 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12838 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12839 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12840 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12841 patterns for SSE math.
12842 (exp10<mode>2): Similarly, with exp10 expanders.
12843 (exp2<mode>2): Similarly, with exp2 expanders.
12844 (expm1<mode>2): Similarly, with expm1 expanders.
12845 (ldexp<mode>3): Similarly, with ldexp expanders.
12846 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12847 Use gen_truncxf<mode>2_i387_noop to truncate result.
12849 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12851 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12852 for ColdFire targets.
12854 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12855 Richard Sandiford <richard@codesourcery.com>
12857 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12858 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12859 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12860 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12861 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12862 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12864 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12866 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12867 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12868 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12869 (*adddi_dilshr32_cf): New pattern.
12870 (adddi3, subdi3): Remove first alternatives.
12872 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12874 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12875 implemented using move.l, do not use its cc result for floating-point
12878 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12880 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12881 from accepting 's' constraints if flag_pic.
12883 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12885 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12886 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12887 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12888 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12890 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12892 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12893 ColdFire alternatives.
12894 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12895 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12896 architectures that support ff1 instruction.
12898 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12899 Julian Brown <julian@codesourcery.com>
12901 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12902 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12903 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12906 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12908 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12910 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12911 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12912 HOST_WIDE_INT instead of an rtx.
12913 (m68k_rtx_costs): Update call accordingly.
12914 (output_move_const_into_data_reg): Likewise. Fix formatting.
12915 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12917 (output_move_simode_const): Update calls after above changes.
12918 Rework to use automatic variables and predicates like MEM_P.
12919 * config/m68k/m68k.md (pushexthisi_const): Update call to
12922 2007-01-19 Dirk Mueller <dmueller@suse.de>
12924 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12925 in dump_flags test.
12927 2007-01-19 Richard Guenther <rguenther@suse.de>
12929 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12930 via cexp in case sincos is not available.
12932 2007-01-19 Richard Guenther <rguenther@suse.de>
12934 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12935 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12936 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12937 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12938 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12939 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12940 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12941 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12943 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12945 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12947 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12948 (atan2xf3): Directly generate RTL pattern.
12949 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12950 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12951 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12952 disable patterns for SSE math.
12953 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12954 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12955 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12956 disable patterns for SSE math.
12958 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12960 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12962 2007-01-18 Roger Sayle <roger@eyesopen.com>
12964 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12965 VIEW_CONVERT_EXPR to the same type as it's operand.
12967 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12969 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12970 configured for long double 128.
12972 2007-01-18 Mike Stump <mrs@apple.com>
12974 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12977 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12979 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12982 2007-01-18 Jan Hubicka <jh@suse.cz>
12984 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12985 greater than NUM_VOP_FREE_BUCKETS.
12987 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12989 * tree-ssa-structalias.c: Update comments.
12990 (ptabitmap_obstack): Removed.
12991 (pta_obstack): New.
12992 (oldpta_obstack): Ditto.
12993 (stats): Add a few members.
12994 (struct variable_info): Remove node, complex, address_taken, and
12995 indirect_target members. Add oldsolution member.
12996 (new_var_info): Do not initialize removed members.
12997 (constraint_expr_type): Remove INCLUDES.
12998 (constraint_graph): Add size, implicit_preds, rep,
12999 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13000 (FIRST_REF_NODE): New macro.
13001 (LAST_REF_NODE): Ditto.
13002 (FIRST_ADDR_NODE): Ditto.
13003 (find): New function.
13005 (dump_constraint): Do not handle INCLUDES.
13006 (insert_into_complex): Do not insert duplicate constraints.
13007 (condense_varmap_nodes): Renamed and rewritten into ...
13008 (merge_node_constraints): This. Also fix bug in handling of
13009 offseted copy constraints.
13010 (clear_edges_for_node): No longer need to deal with preds at all,
13011 or removing associated preds/succs.
13012 (merge_graph_nodes): Deal with indirect_cycles.
13013 Don't deal with predecessors.
13014 (add_implicit_graph_edge): New function.
13015 (add_pred_graph_edge): Ditto.
13016 (add_graph_edge): Don't deal with predecessors.
13017 (build_constraint_graph): Removed.
13018 (build_pred_graph): New function.
13019 (build_succ_graph): Ditto.
13020 (struct scc_info): Removed in_component. Added roots, dfs, and
13021 node_mapping. Remove visited_index, unification_queue.
13022 (scc_visit): Deal with union-find we do now.
13023 Deal with cycles with REF nodes.
13024 (collapse_nodes): Renamed and rewritten to ...
13025 (unify_nodes): This.
13026 (process_unification_queue): Removed.
13027 (topo_visit): Cleanup
13028 (do_da_constraint): Use find.
13029 (do_sd_constraint): Ditto.
13030 (do_ds_constraint): Ditto.
13031 (do_complex_constraint): Ditto.
13032 (init_scc_info): Update for removed and added members.
13033 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13034 (find_indirect_cycles): This.
13035 (equivalence_class): New variable.
13036 (label_visit): New function.
13037 (perform_variable_substitution): Rewritten.
13038 (free_var_substitution_info): New function.
13039 (find_equivalent_node): Ditto.
13040 (move_complex_constraints): Ditto.
13041 (eliminate_indirect_cycles): Ditto.
13042 (solve_graph): Only propagate changed bits.
13043 Use indirect cycle elimination.
13045 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13046 (tree_id_eq): Renamed to ...
13047 (tree_vi_eq): This. Update for member change
13048 (insert_id_for_tree): Renamed and rewritten to ...
13049 (insert_vi_for_tree): This.
13050 (lookup_id_for_tree): Renamed and rewritten to ...
13051 (lookup_vi_for_tree): This.
13052 (get_id_for_tree): Renamed and rewritten to ...
13053 (get_vi_for_tree): Ditto.
13054 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13055 (process_constraint): Don't handle INCLUDES.
13056 Remove special ADDRESSOF case.
13057 (find_func_aliases): Rewrite to use vi functions instead of id
13059 (create_function_info_for): Ditto.
13060 (create_variable_info_for): Ditto.
13061 (intra_create_variable_infos): Ditto.
13062 (merge_smts_into): Ditto.
13063 (find_what_p_points_to): Ditto.
13064 (init_base_vars): Ditto.
13065 (init_alias_vars): Ditto.
13066 (remove_preds_and_fake_succs): New function.
13067 (dump_sa_points_to_info): Dump new stats.
13068 (dump_solution_for_var): Use find.
13069 (set_used_smts): Fix formatting.
13070 (compute_points_to_sets): Updated for new functions.
13071 (ipa_pta_execute): Ditto.
13073 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13074 Richard Sandiford <richard@codesourcery.com>
13076 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13078 * calls.c (expand_call): If the return value is a PARALLEL,
13079 extract its first member.
13080 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13081 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13082 use FUNCTION_EXTRA_EPILOGUE.
13083 (m68k_function_value): Return a PARALLEL if the return value
13084 is of a pointer type.
13085 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13086 (FUNCTION_EXTRA_EPILOGUE): Remove.
13087 * config/m68k/m68k.md (D0_REG): New constant.
13089 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13091 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13092 output a NOP for empty epilogues.
13094 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13096 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13097 before function. Extend register save check to include all
13098 registers, not just integer ones.
13100 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13102 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13103 (m68k_use_return_insn): ...this.
13104 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13105 * config/m68k/m68k.c (use_return_insn): Rename to...
13106 (m68k_use_return_insn): ...this.
13107 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13108 of USE_RETURN_INSN.
13110 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13112 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13113 nearest even, fix denormal rounding overflow.
13115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13117 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13118 f%$smove and f%$move.
13119 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13120 (extendsfdf2_cf): Use fdmove instead of f%&move.
13121 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13122 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13126 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13129 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13131 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13132 (coldfire_single_format): Declare.
13133 (coldfire_double_format): Likewise.
13134 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13135 of qnan_msb_set to determine the lower bits of a canonical
13137 (encode_ieee_double): Likewise.
13138 (encode_ieee_quad): Likewise.
13139 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13140 (mips_single_format): Likewise.
13141 (ieee_double_format): Likewise.
13142 (mips_double_format): Likewise.
13143 (ieee_extended_motorola_format): Likewise.
13144 (ieee_extended_intel_96_format): Likewise.
13145 (ieee_extended_intel_128_format): Likewise.
13146 (ieee_extended_intel_96_round_53_format): Likewise.
13147 (ibm_extended_format): Likewise.
13148 (mips_extended_format): Likewise.
13149 (ieee_quad_format): Likewise.
13150 (mips_quad_format): Likewise.
13151 (vax_f_format): Likewise.
13152 (vax_d_format): Likewise.
13153 (vax_g_format): Likewise.
13154 (i370_single_format): Likewise.
13155 (i370_double_format): Likewise.
13156 (decimal_single_format): Likewise.
13157 (decimal_double_format): Likewise.
13158 (decimal_quad_format): Likewise.
13159 (c4x_single_format): Likewise.
13160 (c4x_extended_format): Likewise.
13161 (real_internal_format): Likewise.
13162 (coldfire_single_format): New real_format.
13163 (coldfire_double_format): Likewise.
13164 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13165 canonical_nan_lsbs_set.
13166 (pdp11_d_format): Likewise.
13167 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13168 if TARGET_COLDFIRE_CPU.
13170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13172 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13173 (output_call, m68k_legitimize_call_address): Declare.
13174 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13175 parenthesees. Add support for a 'W' constraint.
13176 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13177 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13178 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13179 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13181 (override_options): Initialize them. Do not set flag_no_function_cse
13182 for TARGET_ID_SHARED_LIBRARY.
13183 (m68k_output_pic_call): Delete.
13184 (m68k_legitimize_call_address): New function.
13185 (print_operand): Remove the %o prefix. Handle the %p prefix.
13186 (output_call): New function.
13187 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13188 target address from the GOT if symbolic jumps are not allowed.
13189 * config/m68k/m68k.md (call, general_operand): Do not set
13190 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13191 Merge separate flag_pic and !flag_pic define_insns into...
13192 (*call, *call_value): ...these new patterns. Match the address
13193 rather than the containing MEM and require it to be a call_operand.
13194 Use output_call to generate the asm template.
13195 * config/m68k/predicates.md (const_call_operand): New predicate.
13196 (call_operand): Likewise.
13198 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13200 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13201 (STACK_GROWS_DOWNWARD): Define to 1.
13202 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13203 comments, emphasizing that these values are only defaults.
13204 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13205 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13207 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13209 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13211 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13212 Richard Sandiford <richard@codesourcery.com>
13214 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13215 (FP_REGNO_P): New macros.
13216 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13217 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13218 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13219 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13221 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13223 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13224 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13226 * config/m68k/t-floatlib: New file, extracting common code from...
13227 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13228 * config/m68k/t-uclinux: Here.
13229 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13230 routines on ColdFire targets.
13232 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13234 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13235 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13236 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13237 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13238 explicitly set MOTOROLA to 1.
13239 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13241 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13242 Nathan Sidwell <nathan@codesourcery.com>
13244 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13245 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13246 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13247 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13248 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13249 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13250 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13251 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13252 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13253 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13254 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13255 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13256 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13257 (DBX_REGISTER_NUMBER): Delete.
13258 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13259 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13260 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13262 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13264 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13265 * config/flat.h: New file.
13266 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13267 OBJECT_FORMAT_FLAT.
13268 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13269 indirect references for -msep-data or -mid-shared-library.
13270 Do not use PC-relative code addresses either.
13271 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13273 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13274 for shared libraries and crt1.o for executables. Use crti.o and
13276 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13277 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13278 Do not add -elf2flt or -shared-lib-id options here.
13279 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13280 Pass -shared-lib-id if -mid-shared-library, taking the library
13281 identifier from -mshared-library-id if given, otherwise
13283 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13284 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13285 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13286 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13287 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13288 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13290 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13291 jump sequence for ISA A and ISA A+.
13292 (PICJUMP): Likewise.
13294 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13296 * config.gcc (m68k-*-uclinux*): Base the port on the common
13297 and m68k GNU/Linux files rather than on the generic ELF ones.
13298 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13299 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13301 2007-01-18 Julian Brown <julian@codesourcery.com>
13302 Richard Sandiford <richard@codesourcery.com>
13304 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13305 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13306 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13308 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13309 80 unconditionally.
13310 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13314 * doc/install.texi: Document m68k-uclinuxoldabi.
13315 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13316 * config/m68k/uclinux-oldabi.h: New file, copied from
13317 config/m68k/uclinux.h.
13319 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13321 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13322 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13323 (m32r_compute_frame_size): Use unsigned for regno.
13324 (m32r_reload_lr): Use gen_frame_mem.
13326 (m32r_output_function_epilogue): Don't output the function epilogue
13328 (m32r_expand_epilogue): New.
13329 (direct_return): Return false if the function has the interrupt
13331 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13332 * config/m32r/m32r.md (epilogue): New expander.
13333 (return_lr, return_rte): New insns.
13334 (return): Make it expander.
13335 (return_normal): New expander.
13337 2007-01-18 Josh Conner <jconner@apple.com>
13340 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13341 support for UNLE, UNLT, UNGE, and UNGT.
13343 2007-01-18 Jan Hubicka <jh@suse.cz>
13345 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13346 * tree-tailcall (add_virtual_phis): Likewise.
13347 (optimize_tail_call): Return TODOs.
13348 (execute_tail_calls): Return TODOs.
13349 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13350 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13352 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13353 Cleanup cfg using TODO.
13354 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13355 * passes.c (execute_function_todo): When cleanup did something, remove
13357 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13358 (make_edges): Don't cleanup_cfg.
13360 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13362 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13363 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13364 operate on the top of stack.
13365 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13366 register handling of instructions that output to the second
13368 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13369 (move_for_stack_reg): Special-case check for dead destination
13370 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13372 * config/i386/i386.md (UNSPEC_TAN): New constant.
13373 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13374 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13375 to correctly model move of constant 1.0 to top stack slot.
13376 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13377 (unnamed peephole2 pattern): Remove corresponding peephole2
13378 pattern that optimizes tan insn and loading of constant 1.0.
13379 (tanxf2): Use fptanxf4_i387.
13380 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13381 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13382 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13383 disable patterns for SSE math.
13384 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13385 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13387 2007-01-18 Dirk Mueller <dmueller@suse.de>
13388 Richard Guenther <rguenther@suse.de>
13391 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13392 * common.opt (Warray-bounds): Add new warning option.
13393 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13395 * Makefile.in: make tree-vrp.o depend on toplev.h
13396 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13398 (check_array_refs, check_array_bounds, check_array_ref): New.
13400 2007-01-18 Jan Hubicka <jh@suse.cz>
13402 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13403 (execute_ssa_ccp): Return flags conditionally.
13404 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13406 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13408 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13410 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13411 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13413 * Makefile.c (GTFILES): Add cfglayout.h.
13414 * gengtype.c (open_base_files): Likewise.
13415 * cfglayout.c (cfg_layout_function_footer,
13416 cfg_layout_function_header) Reindent to make gengtype happy.
13417 * cfglayout.h (cfg_layout_function_footer,
13418 cfg_layout_function_header): Add GTY(()) marker.
13420 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13422 2007-01-18 Ben Elliston <bje@au.ibm.com>
13424 * genautomata.c (write_automata): Include xstrerror output in the
13425 error message if writing the DFA description file fails.
13427 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13429 * config/mips/mips-protos.h (mips_output_external): Make it
13431 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13432 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13433 (extern_list): Likewise.
13434 (extern_head): Likewise.
13435 (TARGET_ASM_FILE_END): Likewise.
13436 (mips_file_end): Likewise.
13437 (mips_output_external): Rewritten.
13439 2007-01-18 Ben Elliston <bje@au.ibm.com>
13441 * genpreds.c (write_insn_preds_c): Only write out the function
13442 body for regclass_for_constraint if we have register constraints.
13444 2007-01-17 Tom Tromey <tromey@redhat.com>
13446 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13447 * doc/install.texi (Testing): Use sourceware.org.
13448 (Binaries): Likewise.
13449 (Specific): Likewise.
13450 * doc/contrib.texi (Contributors): Use sourceware.org.
13452 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13454 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13455 (AVR_ENHANCED): Rename to ...
13456 (AVR_HAVE_MUL): ... new.
13457 (avr_enhanced_p): Rename to ...
13458 (avr_have_mul_p): ... new.
13459 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13460 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13461 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13462 (avr_have_mul_p): ... new.
13463 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13464 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13465 'avr_enhanced_p' and 'enhanced'.
13466 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13467 AVR_HAVE_MUL instead of AVR_ENHANCED.
13468 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13469 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13470 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13471 instead of AVR_ENHANCED.
13472 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13473 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13474 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13476 2007-01-17 Ian Lance Taylor <iant@google.com>
13478 * vec.h (VEC_reserve_exact): Define.
13479 (vec_gc_p_reserve_exact): Declare.
13480 (vec_gc_o_reserve_exact): Declare.
13481 (vec_heap_p_reserve_exact): Declare.
13482 (vec_heap_o_reserve_exact): Declare.
13483 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13485 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13486 negative parameter.
13487 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13488 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13489 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13490 * vec.c (calculate_allocation): Add exact parameter. Change all
13492 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13493 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13494 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13495 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13496 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13497 (vec_heap_p_reserve_exact): New function.
13498 (vec_heap_o_reserve_exact): New function.
13500 2007-01-17 Jan Hubicka <jh@suse.cz>
13502 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13504 2007-01-17 Eric Christopher <echristo@apple.com>
13506 * config.gcc: Support core2 processor.
13508 2007-01-16 Jan Hubicka <jh@suse.cz>
13510 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13511 the names, just unlink the chain so we don't crash on dangling pointers
13514 2007-01-16 Jan Hubicka <jh@suse.cz>
13516 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13517 * tree-pass.h: Reorder to make IPA passes appear toegher.
13518 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13519 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13520 parameters, do not call early inliner.
13521 * ipa-inline.c: Update comments. Include tree-flow.h
13522 (cgraph_decide_inlining): Do not compute inlining parameters.
13523 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13524 be called with function context set up.
13525 (pass_ipa_inline): Remove unreachable functions before pass.
13526 (cgraph_early_inlining): Simplify assuming to be called from the
13528 (pass_early_inline): New pass.
13529 (cgraph_gate_ipa_early_inlining): New gate.
13530 (pass_ipa_early_inline): Turn into simple wrapper.
13531 (compute_inline_parameters): New function.
13532 (gate_inline_passes): New gate.
13533 (pass_inline_parameters): New pass.
13534 (apply_inline): Move here from tree-optimize.c
13535 (pass_apply_inline): New pass.
13536 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13538 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13539 doing them by hand.
13540 (tree_function_versioning): Do not allocate dummy struct function.
13541 * tree-inline.h (optimize_inline_calls): Update prototype.
13542 * tree-optimize.c (execute_fixup_cfg): Export.
13543 (pass_fixup_cfg): Remove
13544 (tree_rest_of_compilation): Do not apply inlines.
13545 * tree-flow.h (execute_fixup_cfg): Declare.
13546 * Makefile.in (gt-passes.c): New.
13547 * passes.c: Include gt-passes.h
13548 (init_optimization_passes): New passes.
13549 (nnodes, order): New static vars.
13550 (do_per_function_toporder): New function.
13551 (execute_one_pass): Dump current pass here.
13552 (execute_ipa_pass_list): Don't dump current pass here.
13554 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13556 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13557 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13559 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13561 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13562 (strong_alias): Define.
13563 (__gcc_qmul): Provide non-FMA for soft-float.
13564 (__gcc_qdiv): Same.
13569 (__gcc_qunord): New.
13579 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13580 soft-float functions.
13581 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13582 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13583 about long double soft float.
13585 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13586 Tehila Meyzels <tehila@il.ibm.com>
13588 * tree-vectorizer.h (is_pattern_stmt_p): New.
13589 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13590 formatting (tabs instead of spaces). Cleanup and clarify setting
13591 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13592 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13593 (vectorizable_type_demotion): Check that types are integral.
13594 (vectorizable_type_promotion): Likewise.
13595 (vectorizable_store): Fix typo. Eliminate new-line at end of
13598 2007-01-16 Jan Hubicka <jh@suse.cz>
13600 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13603 2007-01-15 Eric Christopher <echristo@apple.com>
13605 * ifcvt.c: Include vec.h, vecprim.h.
13606 (check_cond_move_block): New argument regs.
13607 Reorganize. Add registers used to regs.
13608 (cond_move_process_if_block): Use regs set above as
13611 2007-01-15 Eric Christopher <echristo@apple.com>
13613 * config/darwin.h: Update copyright.
13614 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13615 (LINK_COMMAND_SPEC): Add -u.
13616 (LINK_SPEC): Fix umbrella for above.
13618 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13620 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13623 2007-01-15 Tom Tromey <tromey@redhat.com>
13625 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13626 * doc/install.texi (Testing): Don't mention jacks.
13627 (Configuration): Document --enable-java-maintainer-mode. Move
13628 --with-java-home to libgcj-specific section. Document
13630 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13632 2007-01-15 Jan Hubicka <jh@suse.cz>
13634 * tree-ssa-dce.c (DCE_TODOs): New.
13635 (propagate_necessity): Return if something changed.
13636 (eliminate_unnecessary_stmts): Likewise.
13637 (perform_tree_ssa_dce): Return TODO flags when needed.
13638 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13640 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13642 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13643 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13644 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13645 patterns using X87MODEF12 mode macro. Extend operand 1
13646 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13647 (log10<mode>2): Ditto.
13648 (log2<mode>2): Ditto.
13649 (log1p<mode>2): Ditto.
13650 (logb<mode>2): Ditto.
13651 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13652 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13653 (*fxtractxf3_i387): Rename from *fxtractxf3.
13654 (fxtract_extend<mode>xf3_i387): New insn pattern.
13655 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13656 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13657 and gen_fyl2xxf3_i387().
13659 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13661 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13662 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13663 get_loop_exit_edges. Changed return type to bool.
13664 * cfgloop.h (fix_loop_placement): Declaration removed.
13666 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13668 * param.h (MIN_VECT_LOOP_BOUND): New.
13669 * params.def (MIN_VECT_LOOP_BOUND): New.
13670 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13671 argument - minimum threshold for number of iterations.
13672 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13673 argument to declaration.
13674 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13675 MIN_VECT_LOOP_BOUND.
13676 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13677 slpeel_tree_peel_loop_to_edge with additional argument.
13678 (vect_do_peeling_for_alignment): Likewise.
13679 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13681 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13684 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13685 operands of size 1.
13687 2007-01-14 Jan Hubicka <jh@suse.cz>
13689 * tree-dfa.c (remove_referenced_var): New function.
13690 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13691 prune referenced vars list too.
13692 * tree-flow.h (remove_referenced_var): Declare.
13694 2007-01-14 Jan Hubicka <jh@suse.cz>
13696 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13698 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13699 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13700 * except.h (verify_eh_throw_table_statements): Kill prototype.
13701 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13702 into call exrepssions.
13703 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13705 * tree-cfg.c: Include pointer-set.h.
13706 (verify_node_sharing): Work on pointer set.
13707 (verify_eh_throw_stmt_node): New.
13708 (verify_stmts): Use pointers sets, verify throw_stmt.
13710 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13712 * ipa-reference.c (analyze_function): Consider also addresses taken
13715 2007-01-12 Roger Sayle <roger@eyesopen.com>
13717 * c-typeck.c (null_pointer_constant_p): Replace use of
13718 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13719 (build_c_cast): Likewise.
13721 2007-01-12 Roger Sayle <roger@eyesopen.com>
13723 * tree.h (force_fit_type_double): Remove unused final argument.
13724 * c-common.c (constant_expression_warning): Replace use of
13725 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13726 (convert_and_check): Likewise.
13727 (shorten_compare): Update call to force_fit_type_double.
13728 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13729 * convert.c (convert_to_pointer): Update call to
13730 force_fit_type_double.
13731 * fold-const.c (force_fit_type_double): Remove overflowed_const
13733 (int_const_binop, fold_convert_const_int_from_int,
13734 fold_convert_const_int_from_real, fold_div_compare,
13735 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13736 fold_abs_const, fold_not_const): Remove the final argument from
13737 calls to force_fit_type_double.
13739 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13741 * configure.ac: Set insn to "nop" for spu-*-* also.
13742 * configure: Regenerate.
13744 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13746 * builtins.def : Add BUILT_IN_FREE.
13748 2007-01-12 Jan Hubicka <jh@suse.cz>
13750 PR tree-optimization/30443
13751 * tree-inline.c (tree_function_versioning): Do not optimize when
13752 cloning for inlining.
13754 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13756 * doc/loop.texi: Document recording of loop exits.
13757 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13758 (update_single_exits_after_duplication,
13759 update_single_exit_for_duplicated_loop,
13760 update_single_exit_for_duplicated_loops): Removed.
13761 (duplicate_loop_to_header_edge): Do not call
13762 update_single_exits_after_duplication and
13763 update_single_exit_for_duplicated_loops.
13764 (loop_version): Do not update single_exit information.
13765 (fix_loop_structure): Use record_loop_exits instead of
13766 mark_single_exit_loops.
13767 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13768 the lists of loop exits.
13769 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13770 split_edge, merge_blocks): Update the lists of loop exits.
13771 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13772 loop_optimizer_init.
13773 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13774 of mark_single_exit_loops.
13775 (loop_optimizer_finalize): Call release_recorded_exits.
13776 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13777 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13778 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13779 update single exit information.
13780 * lambda-code.c (perfect_nestify): Ditto.
13781 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13782 (mark_single_exit_loops): Removed.
13783 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13784 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13785 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13787 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13788 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13789 (verify_loop_structure): Verify consistency of the exit lists.
13790 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13791 (set_single_exit): Removed.
13792 * cfgloop.h (struct loop_exit): New function.
13793 (struct loop): single_exit_ field replaced by exits field.
13794 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13795 (struct loops): Added exits hash.
13796 (mark_single_exit_loops, set_single_exit): Declaration removed.
13797 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13799 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13801 * doc/invoke.texi: Avoid use of @headitem.
13803 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13805 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13807 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13809 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13812 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13813 Richard Sandiford <richard@codesourcery.com>
13815 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13816 * config/m68k/m68k.opt: Resort options.
13817 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13819 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13820 Richard Sandiford <richard@codesourcery.com>
13822 * doc/invoke.texi: Document the macros that are defined by
13823 m68k's -mtune and -mhard-float options.
13824 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13825 (m68k_cpp_cpu_family): Likewise.
13826 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13827 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13828 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13829 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13830 (m68k_cpp_cpu_family): Likewise.
13832 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13834 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13835 macros besides mc68000 as tuning macros. Use a switch statement
13836 to set them and mcpu32.
13838 2007-01-12 Julian Brown <julian@codesourcery.com>
13840 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13841 (TARGET_68040_ONLY): Rename to...
13842 (TARGET_68040): ...this.
13843 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13844 * config/m68k/m68k.md: Likewise.
13846 2007-01-12 Julian Brown <julian@codesourcery.com>
13847 Nathan Sidwell <nathan@codesourcery.com>
13848 Richard Sandiford <richard@codesourcery.com>
13850 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13851 the -mcpu= argument associated with the --with-cpu setting.
13852 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13853 if different from the one implied by the -mcpu setting.
13854 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13855 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13856 * doc/invoke.texi: Mention ColdFire in the introduction to the
13857 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13858 -mno-div and -mhard-float options. Make -m68881 a synonym for
13859 -mhard-float. Document the previously-undocumented -m5206e,
13860 -m528x, -m5307 and -m5407 options. Tweak the existing option
13861 documentation for consistency.
13862 * doc/install.texi: Mention new --with-cpu arguments.
13863 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13864 default CPU if neither -mcpu nor -march are specified.
13865 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13866 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13867 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13868 using m68k_tune to decide between families that implement the
13869 same ISA. Use m68k_tune to set __mcfv4e__.
13870 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13871 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13872 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13873 (FL_ISA_C, FL_ISA_MMU): New macros.
13874 (MASK_COLDFIRE): Delete.
13875 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13876 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13877 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13878 (TARGET_HARD_FLOAT): Do not define here.
13879 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13880 (TUNE_68000): New macro.
13881 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13882 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13883 (TUNE_CFV2): Redefine in terms of m68k_tune.
13884 (uarch_type, target_device, fpu_type): New enums.
13885 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13886 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13887 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13888 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13889 (FL_FOR_isa_c): New macros.
13890 (m68k_isa): New enum.
13891 (m68k_target_selection): New structure.
13892 (all_devices, all_isas, all_microarchs): New tables.
13893 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13894 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13895 (MASK_ALL_CPU_BITS): Delete.
13896 (m68k_find_selection): New function.
13897 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13898 Map the legacy target options to a combination of the new ones.
13899 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13900 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13901 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13903 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13904 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13906 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13907 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13908 * config/m68k/m68k-devices.def: New file.
13910 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13911 Nathan Sidwell <nathan@codesourcery.com>
13913 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13914 (SUBTARGET_EXTRA_SPECS): New macros.
13915 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13916 use %(asm_cpu_spec) instead.
13917 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13918 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13919 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13920 (EXTRA_SPECS): Rename to...
13921 (SUBTARGET_EXTRA_SPECS): ...this.
13923 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13924 Richard Sandiford <richard@codesourcery.com>
13925 Julian Brown <julian@codesourcery.com>
13927 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13928 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13929 to the configuration's default CPU.
13930 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13931 Remove default masks.
13932 (m680[012]0-*-*): Set the default with_cpu to the first part of
13934 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13935 (m68k*-*-linux): Extend the --with-cpu handling to...
13936 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13937 and m68010. Don't set target_cpu_default2.
13938 * doc/install.texi: Document --with-cpu for m68k.
13939 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13940 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13941 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13942 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13943 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13944 (ASM_SPEC): Remove use of %(asm_cpu_default).
13945 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13946 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13947 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13948 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13949 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13950 (TARGET_DEFAULT): Delete.
13951 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13952 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13953 (CPP_CPU_SPEC): Delete.
13954 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13955 the appropriate string.
13956 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13957 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13958 (ASM_SPEC): Don't use %(asm_default_spec).
13959 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13960 TARGET_DEFAULT and add MASK_68881.
13961 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13963 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13965 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13966 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13967 MASK_68010 alongside MASK_68020.
13968 * doc/invoke.texi: Document -m68010.
13969 * config/m68k/m68k.opt (m68010): New.
13970 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13972 (TUNE_68010): New macro.
13973 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13974 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13975 (M68K_CPU_m68332): Add MASK_68010.
13976 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13977 fallback definition.
13978 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13980 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13981 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13982 to all entries that use MASK_68020.
13983 (output_move_simode_const, output_move_himode, output_move_qimode)
13984 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13985 instead of TARGET_68020 to select clr behavior. Remove comment
13986 about there being no TARGET_68010.
13987 * config/m68k/m68k.md: Likewise throughout.
13989 2007-01-12 Julian Brown <julian@codesourcery.com>
13991 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13992 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13993 * config/m68k/m68k.md: Likewise.
13995 2007-01-12 Julian Brown <julian@codesourcery.com>
13997 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13998 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14000 2007-01-12 Julian Brown <julian@codesourcery.com>
14002 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14003 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14004 * config/m68k/m68k.md: Likewise.
14006 2007-01-12 Julian Brown <julian@codesourcery.com>
14007 Richard Sandiford <richard@codesourcery.com>
14009 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14010 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14011 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14013 (TARGET_CPU32): Rename to...
14014 (TUNE_CPU32): ...this.
14015 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14016 (TUNE_CFV2): New macros.
14017 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14018 remove conditions that are implied by TARGET_68020.
14019 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14020 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14021 (m68k_output_function_epilogue): Likewise.
14022 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14023 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14024 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14025 non-68000 timings. Refactor multiplication and division costs.
14026 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14027 TUNE_CPU32 instead of TARGET_CPU32.
14028 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14029 and TUNE_68060 instead of TARGET_68060.
14030 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14031 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14033 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14034 && !TARGET_COLDFIRE" to choose between moveq and clr.
14035 Likewise in the unnamed movsf pattern.
14036 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14037 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14040 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14042 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14043 of tabbing before backslashes.
14045 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14047 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14048 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14049 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14051 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14053 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14054 find_interesting_uses_cond.
14055 (find_interesting_uses_cond): Use extract_cond_operands.
14056 (rewrite_use_compare): Use extract_cond_operands and
14057 force_gimple_operand_bsi. Do not call update_stmt.
14058 (determine_use_iv_cost_condition): Use extract_cond_operands.
14059 Return cheaper of using original bound and changing the exit bound.
14061 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14063 PR tree-optimization/29516
14064 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14065 most_expensive_mult_to_index, addr_to_parts,
14066 create_mem_ref, maybe_fold_tmr): Make the type of
14067 fields of TARGET_MEM_REF sizetype.
14068 (move_fixed_address_to_symbol, move_pointer_to_base):
14070 * tree.def (TARGET_MEM_REF): Add comment on types of
14073 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14075 * c-common.c (vector_types_convertible_p): Treat opaque types as
14076 always convertible if they have the same size, but not otherwise.
14078 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14080 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14081 Remove the b_unconditional field.
14082 (noce_try_sign_mask): Do not look at b_unconditional.
14083 (noce_process_if_block): Do not use merge_if_blocks. Update
14084 the CFG here. Do not set b_unconditional.
14085 (cond_move_process_if_block): Likewise.
14086 (find_cond_trap): Likewise.
14087 (check_cond_move_block): Require simple jump insns at the end
14088 of the basic block.
14090 2007-01-11 Jan Hubicka <jh@suse.cz>
14092 PR tree-optimization/1046
14093 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14094 when alias info is not ready.
14095 (pass_tail_recursion): Do not require aliasing.
14096 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14097 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14098 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14099 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14100 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14101 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14102 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14104 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14105 When aliasing is not build, mark statement as volatile.
14107 2007-01-11 Tom Tromey <tromey@redhat.com>
14109 PR preprocessor/15185, PR preprocessor/20989:
14110 * doc/cppopts.texi <-MT>: Update description of algorithm for
14111 computing default target.
14112 <-M, -MD>: Reword "basename" text.
14114 2007-01-11 Roger Sayle <roger@eyesopen.com>
14116 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14117 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14118 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14119 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14120 fold_builtin_bswap, real_constp, fold_builtin_pow,
14121 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14122 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14123 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14124 * convert.c (convert_to_pointer): Likewise.
14125 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14126 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14127 const_binop, fold_convert_const_int_from_int,
14128 fold_convert_const_int_from_real,
14129 fold_convert_const_real_from_real, sign_bit_p,
14130 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14131 fold_sign_changed_comparison, fold_unary, fold_comparison,
14132 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14133 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14134 * print-tree.c (print_node_brief, print_node): Likewise.
14135 * stor-layout.c (place_field, layout_type): Likewise.
14136 * tree-chrec.c (keep_cast): Likewise.
14137 * tree.c (build_vector, build_real, build_real_from_int_cst,
14138 build_complex): Likewise.
14140 2007-01-11 Roger Sayle <roger@eyesopen.com>
14142 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14143 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14145 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14147 * configure.ac (strict1_warn): Rename to strict_warn.
14148 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14149 cc_set_by_configure, quoted_cc_set_by_configure,
14150 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14151 all_boot_languages, all_stagestuff): Remove.
14152 (target_list): Remove bootstrap targets.
14153 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14154 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14155 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14156 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14157 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14158 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14159 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14160 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14161 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14162 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14163 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14164 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14165 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14166 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14167 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14168 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14169 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14170 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14171 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14172 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14173 (mostlyclean): Adjust.
14174 (clean, distclean): Don't mention bootstrap stuff.
14175 * configure: Regenerate.
14176 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14177 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14178 treelang/config-lang.in (stagestuff): Remove.
14179 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14180 stageprofile, stagefeedback, stagestuff): Remove mention.
14182 2007-01-11 Nick Clifton <nickc@redhat.com>
14184 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14186 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14187 (mcore_arith_K_S_operand): Run the test for the S constraint not
14188 the test for the M constraint.
14189 (mcore_addsub_operand): Do not accept integer values that are
14190 larger than 32 bits.
14191 * config/mcore/mcore.md: Remove unused constraints from split.
14192 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14193 (addsi3): Likewise.
14194 (allocate_stack): Likewise.
14195 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14196 operands to 32 bits.
14197 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14199 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14200 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14201 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14202 mcore_output_bclri, mcore_output_andn, output_inline_const,
14203 mcore_output_move, mcore_output_movedouble): Likewise.
14204 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14205 (output_inline_const): Likewise.
14206 (output_inline_const): Fix format strings used in sprintf
14208 * config/mcore/mcore-protos.h: Update prototypes for changed
14209 functions in mcore.c.
14210 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14211 HOST_WIDE_INT and not int.
14212 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14213 CONST_OK_FOR_N): Likewise.
14214 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14215 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14218 2007-01-10 Jan Hubicka <jh@suse.cz>
14220 * tree-vrp.c (remove_range_assertions): Release defs.
14221 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14222 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14224 2007-01-10 Paul Brook <paul@codesourcery.com>
14226 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14227 * config/arm/arm.md (mulsi3subsi): New insn.
14229 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14231 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14232 (tree_transform_and_unroll_loop): New.
14233 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14236 2007-01-10 Robert Kennedy <jimbob@google.com>
14238 * fold-const.c (fold_comparison): Fold comparisons like (x *
14239 1000 < 0) to (x < 0).
14241 2007-01-10 Ian Lance Taylor <iant@google.com>
14243 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14244 operands have the same priority.
14246 2007-01-10 Tom Tromey <tromey@redhat.com>
14248 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14249 (fold_binary): Likewise.
14250 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14251 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14252 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14253 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14254 * langhooks.h (struct lang_hooks): Removed field
14255 'can_use_bit_fields_p'.
14257 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14259 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14261 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14263 * function.c (get_last_funcdef_no): New function.
14264 * function.h (get_last_funcdef_no): Declare.
14265 * tree-inline.c (initialize_cfun): Add initialization.
14266 (tree_function_versioning): Cleanup.
14268 2007-01-10 Jan Hubicka <jh@suse.cz>
14270 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14273 2007-01-10 Sa Liu <saliu@de.ibm.com>
14274 Ben Elliston <bje@au.ibm.com>
14276 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14277 for SAVE_NONLOCAL and Pmode for any other save level.
14278 * spu-protos.h (spu_restore_stack_block): Declare.
14279 * spu.md (save_stack_block): Remove.
14280 (restore_stack_block): Call spu_restore_stack_block.
14281 * spu.c (spu_restore_stack_block): New function.
14282 (spu_expand_epilogue): Remove old comment.
14284 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14286 PR tree-optimization/30322
14287 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14288 (cand_value_at): Return the value as aff_tree.
14289 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14290 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14291 aff_combination_mult): New functions.
14292 (aff_combination_add): Use aff_combination_add_cst.
14293 (aff_combination_convert): Allow conversions to a wider type.
14294 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14295 * tree-affine.h (aff_combination_mult): Declare.
14297 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14299 * doc/tm.texi: Update documentation to reflect reality of exec
14300 and start file search behaviours. Update copyright year.
14301 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14302 header file directories.
14304 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14306 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14307 (*cosxf2): Rename to cosxf2_i387.
14308 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14309 using X87MODEF12 mode macro. Rename patterns to
14310 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14312 (*cosdf2, *cossf2): Ditto.
14313 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14314 to match extended input operands.
14315 (sincos<mode>3): New expander.
14316 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14317 insn patterns and corresponding splitters.
14319 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14321 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14322 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14324 2007-01-09 Nicolas Pitre <nico@cam.org>
14327 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14329 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14331 * target.h (struct gcc_target): New field library_rtti_comdat.
14332 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14333 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14334 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14335 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14337 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14339 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14341 2007-01-08 Richard Guenther <rguenther@suse.de>
14343 * tree.h (force_fit_type_double): Export.
14344 (force_fit_type): Remove.
14345 * fold-const.c (force_fit_type_double): New function.
14346 (force_fit_type): Remove.
14347 (int_const_binop): Use it.
14348 (fold_convert_const_int_from_int): Likewise.
14349 (fold_convert_const_int_from_real): Likewise.
14350 (fold_div_compare): Likewise.
14351 (fold_sign_changed_comparison): Likewise.
14352 (fold_unary): Likewise.
14353 (fold_negate_const): Likewise.
14354 (fold_abs_const): Likewise.
14355 (fold_not_const): Likewise.
14356 * c-common.c (shorten_compare): Use force_fit_type_double.
14357 * convert.c (convert_to_pointer): Likewise.
14359 2007-01-08 Richard Guenther <rguenther@suse.de>
14361 * tree.h (build_int_cst_wide_type): Export.
14362 * tree.c (build_int_cst_wide_type): New function.
14363 (build_int_cst_wide): Fix comment.
14364 * builtins.c (fold_builtin_object_size): Use build_int_cst
14365 to build -1 or 0 of the correct type. Use fit_double_type
14366 to check for overflow.
14367 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14369 (decode_field_reference): Likewise.
14370 (all_ones_mask_p): Likewise.
14371 (native_interpret_int): Use build_int_cst_wide_type.
14372 (fold_binary): Use build_int_cst_type to build an all-ones
14374 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14376 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14378 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14380 2007-01-09 Ben Elliston <bje@au.ibm.com>
14382 * genautomata.c (STATS_OPTION): New option.
14383 (stats_flag): New flag.
14384 (gen_automata_option): Handle it.
14385 (initiate_automaton_gen): Ditto.
14386 (write_automata): Output statistics only if stats_flag is
14387 set. Likewise, output time statistics only if time_flag is set.
14388 * doc/md.texi (Processor pipeline description): Document new flag.
14390 2007-01-08 Richard Guenther <rguenther@suse.de>
14392 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14393 * tree.c (build_int_cst_type): Likewise.
14394 (size_in_bytes): Don't call force_fit_type on the result.
14395 (int_fits_type_p): Use fit_double_type.
14396 * fold-const.c (fit_double_type): New function.
14397 (force_fit_type): Use it.
14398 * tree.h (fit_double_type): Export.
14400 2007-01-08 Jan Hubicka <jh@suse.cz>
14402 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14403 * ipa.c (function_and_variable_visibility): Fix return type.
14405 2007-01-08 Richard Guenther <rguenther@suse.de>
14407 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14408 of offset to build the index.
14409 * tree-pretty-print.c (dump_generic_node): Don't build negated
14410 const just for printing.
14411 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14412 * builtins.c (fold_builtin_int_roundingfn): Check if result
14413 fits the type by using force_fit_type and comparing the result.
14414 * predict.c (predict_loops): Use compare_tree_int for comparison.
14415 * tree.c (build_int_cst): Fall back to integer_type_node for
14417 (build_int_cst_wide): Assert type is non-null.
14419 2007-01-08 Roberto Costa <roberto.costa@st.com>
14421 * tree-vrp.c (extract_range_from_cond_expr): New.
14422 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14423 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14425 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14426 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14427 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14428 used as expressions.
14429 * tree-object-size.c (cond_expr_object_size): New.
14430 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14432 2007-01-08 Jan Hubicka <jh@suse.cz>
14434 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14435 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14438 2007-01-08 Richard Guenther <rguenther@suse.de>
14440 PR tree-optimization/23603
14441 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14442 (extract_range_from_binary): Fall back to truthvalue instead of
14443 varying for TRUTH_*_EXPR.
14444 (extract_range_from_comparison): Fall back to truthvalue instead of
14446 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14447 if all visited PHI values were constant.
14449 2007-01-08 Jan Hubicka <jh@suse.cz>
14451 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14452 (cgraph_analyze_function): break out from ...
14453 (cgraph_finalize_compilation_unit): ... here.
14454 (cgraph_expand_function): Remove forgoten commented out line.
14455 (cgraph_optimize): Analyze functions.
14457 2007-01-08 Jan Hubicka <jh@suse.cz>
14459 * tree-pas.h (TODO_remove_function): New flag.
14460 (TODO_update*): Renumber.
14461 (pass_ipa_increase_alignment,
14462 pass_ipa_function_and_variable_visibility): New passes.
14463 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14464 (cgraph_function_and_variable_visibility): Move to ipa.c
14465 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14466 cgraph_increase_alignment.
14467 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14468 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14469 calling tree-inline.
14470 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14471 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14472 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14473 (gate_increase_alignment): New function.
14474 (pass_ipa_increase_alignment): New pass.
14475 * ipa.c: Inline tree-pass.h and timevar.h
14476 (function_and_variable_visibility): Move here from cgraphunit.c
14477 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14478 * passes.c (init_optimization_passes): Add the two new passes.
14479 (execute_todo): Handle cgraph_remove_functions.
14481 2007-01-08 Nick Clifton <nickc@redhat.com>
14483 * config/frv/predicates.md (reg_or_0_operand): Accept
14486 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14488 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14489 * config.gcc: Add bfin*-rtems*.
14491 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14493 * c.opt: Add -flax-vector-conversions.
14494 * c-typeck.c (convert_for_assignment): Pass flag to
14495 vector_types_convertible_p to allow emission of note.
14496 (digest_init): Likewise.
14497 * c-opts.c: Handle -flax-vector-conversions.
14498 * c-common.c (flag_lax_vector_conversions): New.
14499 (vector_types_convertible_p): Unless -flax-vector conversions
14500 has been passed, disallow conversions between vectors with
14501 differing numbers of subparts and/or element types. If such
14502 a conversion is disallowed, possibly emit a note on the first
14503 occasion only to inform the user of -flax-vector-conversions.
14504 The new last argument specifies this.
14505 * c-common.h (flag_lax_vector_conversions): New.
14506 (vector_types_convertible_p): Add extra argument.
14507 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14508 char_type_node for V*QI type vectors.
14509 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14510 Update to satisfy new typechecking rules.
14511 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14512 C and C++ variants.
14513 * doc/invoke.texi (C Dialect Options): Document
14514 -flax-vector-conversions.
14516 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14518 PR tree-optimization/29877
14519 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14520 a register variable on the RHS to not be replaceable.
14522 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14523 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14524 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14525 const_simm15, const_pow2, const_npow2): Added.
14526 * config/score/misc.md (insv, extv, extzv, movmemsi,
14527 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14528 * config/score/score.c (score_address_cost, score_select_cc_mode):
14530 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14531 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14532 Update score_print_operand.
14533 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14534 Adjust register allocate order and update some macro define.
14535 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14536 mdx_block_move_straight, mdx_block_move_loop_head,
14537 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14538 mdx_block_move): Added.
14539 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14540 mdp_limm): Updated and fix some bug and typo.
14541 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14542 (movsf, movdf, doloop_end): Added.
14544 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14546 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14547 config/arm/thumb2.md: Fix comment typos.
14548 * doc/extend.texi: Fix a typo.
14550 2007-01-07 Eric Christopher <echristo@apple.com>
14552 * configure.ac: Check for __stack_chk_fail for darwin.
14553 * configure: Regenerate.
14555 2007-01-07 Richard Guenther <rguenther@suse.de>
14557 * tree-vrp.c (extract_range_from_assert): CSE calls to
14558 compare_values where possible.
14559 (extract_range_from_unary_expr): Likewise.
14561 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14563 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14564 * config/avr/avr.c (call_insn_operand): Delete function.
14565 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14566 instead of register number. Use predicates.
14567 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14568 call_insn_operand): Add.
14570 2007-01-06 Jan Hubicka <jh@suse.cz>
14572 * tree-pass.h (pass_build_cgraph_edges): Declare.
14573 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14574 (visited_nodes): Remove.
14575 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14576 build_cgrpah_edges; make visited_nodes local.
14577 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14578 (record_references_in_initializer): Move to cgraphbuild.c
14579 (initialize_inline_failed, rebuild_cgraph_edges,
14580 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14581 (verify_cgraph_node): Make visited_nodes local.
14582 (cgraph_analyze_function): Do not call cgraph_create_edges and
14583 initialize_inline_failed.
14584 (cgraph_expand_function): Do not call cgraph_lower_function;
14585 assert that function is already lowered.
14586 * Makefile.in (cgraphbuild.o): New.
14587 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14588 at the end of lowering passes.
14590 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14592 * ifcvt.c (cond_move_convert_if_block): New function, code
14593 factored out from...
14594 (cond_move_process_if_block): ...here. Call the new function
14595 on the THEN and ELSE blocks.
14596 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14597 already takes care of this.
14599 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14602 * tree.h (TREE_OVERFLOW_P): New.
14603 * c-typeck.c (parser_build_unary_op): Warn only if result
14604 overflowed and operands did not.
14605 (parser_build_binary_op): Likewise.
14606 (convert_for_assignment): Remove redundant overflow_warning.
14607 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14609 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14611 * c-typeck.c (store_init_value): Split over two lines to follow
14612 the GNU coding style.
14614 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14616 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14617 __GXX_EXPERIMENTAL_CXX0X__.
14618 * doc/cpp.texi: Same.
14620 2007-01-05 Richard Guenther <rguenther@suse.de>
14622 PR middle-end/27826
14623 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14624 with mismatched types. Instead explicitly build a
14625 conversion NOP_EXPR.
14627 2007-01-05 Ian Lance Taylor <iant@google.com>
14629 * c-common.c (decl_with_nonnull_addr_p): New function.
14630 (c_common_truthvalue_conversion): Call it.
14631 * c-typeck.c (build_binary_op): Likewise.
14632 * c-common.h (decl_with_nonnull_addr_p): Declare.
14634 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14637 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14640 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14642 * doc/install.texi (Final install): Document the fact that
14643 the GNAT runtime should not be stripped.
14645 2007-01-04 Jan Hubicka <jh@suse.cz>
14647 * tree-inline.c (fold_marked_statements): Update operand caches
14648 and EH after folding
14650 2007-01-04 Ian Lance Taylor <iant@google.com>
14652 * c-common.c (check_function_nonnull): Whitespace fix.
14654 2007-01-04 Jan Hubicka <jh@suse.cz>
14656 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14657 comitted older version of patch.
14658 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14659 function, celanup cfg and collect garbage.
14661 2007-01-04 Mike Stump <mrs@apple.com>
14663 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14666 2007-01-04 Eric Christopher <echristo@apple.com>
14668 * libgcc2.c (__bswapsi2): Use SItype.
14669 (__bswapdi2): Use DItype.
14670 * libgcc2.h: Update for above.
14672 2007-01-04 Paul Brook <paul@codesourcery.com>
14674 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14675 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14676 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14677 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14678 umulsi3_highpart): Make conditional on !arm_arch6.
14679 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14680 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14681 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14682 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14683 umulsi3_highpart_v6): New insns.
14685 2007-01-04 Roger Sayle <roger@eyesopen.com>
14687 * fold-const.c (fold_convert): When casting an expression to void,
14688 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14689 have a type. Instead of attempting to build a NOP_EXPR, return
14690 these "special" trees directly.
14692 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14694 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14695 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14696 rs6000_cost->fp not 0 as adjustment for outer NEG.
14698 2007-01-04 Jan Hubicka <jh@suse.cz>
14700 * cgraph.c (cgraph_release_function_body): New function.
14701 (cgraph_remove_node): Use it.
14702 * cgraph.h (cgraph_release_function_body): Declare.
14703 * cgraphunit.c (cgraph_expand_function): Use it.
14704 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14705 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14706 is initialized and while compilation of other function is running.
14707 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14708 statement CFG annotations from here to ...
14709 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14711 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14713 * cfgloop.h (enum li_flags): Make the constants powers of two.
14715 2007-01-04 Jan Hubicka <jh@suse.cz>
14717 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14719 (fold_marked_statements): New function.
14720 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14721 * tree-inline.h (copy_body_data): Add statements_to_fold.
14723 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14725 * config.gcc: Mention libgcc/config.host.
14726 * Makefile.in: Update comments mentioning libgcc.
14727 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14728 (all.cross, start.encap, rest.encap, rest.cross): Update
14729 dependencies for libgcc move.
14730 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14731 (clean-target, clean-target-libgcc): Delete.
14732 (srcdirify, GCC_EXTRA_PARTS): New macros.
14733 (libgcc-support, libgcc.mvars): New rules.
14734 (distclean): Remove mention of mklibgcc.
14735 (install): Don't reference INSTALL_LIBGCC.
14736 (install-common): Don't reference EXTRA_PARTS.
14737 (install-libgcc, install-multilib): Delete rules.
14738 * mklibgcc.in: Delete file.
14739 * doc/configfiles.texi: Don't mention mklibgcc.
14741 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14742 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14743 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14744 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14745 (mklibgcc, ldblspecs): Likewise.
14747 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14748 (posixpre.def): Use $(T).
14749 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14750 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14751 (SHLIB_LINK): Make dummy.
14752 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14754 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14756 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14757 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14758 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14759 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14761 * configure.ac (all_outputs): Remove mklibgcc.
14762 * configure: Regenerated.
14764 2007-01-03 Josh Conner <jconner@apple.com>
14766 PR middle-end/29683
14767 * calls.c (compute_argument_addresses): Set stack and stack_slot
14768 for partial args, too.
14769 (store_one_arg): Use locate.size.constant for the size when
14770 generating a save_area.
14772 2007-01-03 Robert Kennedy <jimbob@google.com>
14774 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14775 whose definitions are deleted due to basic block merging.
14777 2007-01-03 Paul Brook <paul@codesourcery.com>
14780 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14782 (use_return_insn): Return 0 for Thumb interrupt functions.
14783 (print_multi_reg): Add rfe argument for IRQ returns.
14784 (arm_output_epilogue): Pop interrupt return address directly into PC.
14785 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14787 2007-01-03 Paul Brook <paul@codesourcery.com>
14789 Merge from sourcerygxx-4_1.
14790 * config/arm/thumb2.md: New file.
14791 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14793 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14794 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14795 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14796 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14798 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14799 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14801 * config/arm/ieee754-sf.S: Ditto.
14802 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14803 (thumb1_base_register_rtx_p): ... to this.
14804 (thumb_index_register_rtx_p): Rename...
14805 (thumb1_index_register_rtx_p): ... to this.
14806 (thumb_output_function_prologue): Rename...
14807 (thumb1_output_function_prologue): ... to this.
14808 (thumb_legitimate_address_p): Rename...
14809 (thumb1_legitimate_address_p): ... to this.
14810 (thumb_rtx_costs): Rename...
14811 (thumb1_rtx_costs): ... to this.
14812 (thumb_compute_save_reg_mask): Rename...
14813 (thumb1_compute_save_reg_mask): ... to this.
14814 (thumb_final_prescan_insn): Rename...
14815 (thumb1_final_prescan_insn): ... to this.
14816 (thumb_expand_epilogue): Rename...
14817 (thumb1_expand_epilogue): ... to this.
14818 (arm_unwind_emit_stm): Rename...
14819 (arm_unwind_emit_sequence): ... to this.
14820 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14821 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14822 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14823 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14824 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14825 thumb2_output_casesi): New functions.
14826 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14827 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14828 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14829 THUMB2_WORK_REGS): Define.
14830 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14831 arm_condexec_mask, arm_condexec_masklen)): New variables.
14832 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14833 (arm_override_options): Check new CPU capabilities.
14834 Set new architecture flag variables.
14835 (arm_isr_value): Handle v7m interrupt functions.
14836 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14838 (const_ok_for_arm): Handle Thumb-2 constants.
14839 (arm_gen_constant): Ditto. Use movw when available.
14840 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14842 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14843 (thumb_find_work_register, arm_load_pic_register,
14844 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14845 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14846 print_multi_reg, output_mov_long_double_fpa_from_arm,
14847 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14848 output_mov_double_fpa_from_arm, output_move_double,
14849 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14850 output_return_instruction, arm_output_function_prologue,
14851 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14852 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14853 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14854 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14855 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14856 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14858 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14859 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14860 (arm_file_start): Output directive for unified syntax.
14861 (arm_unwind_emit_set): Handle stack alignment instruction.
14862 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14863 Add v6t2, v7, v7a, v7r and v7m.
14864 (RETLDM): Add Thumb-2 code.
14865 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14866 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14867 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14868 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14869 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14870 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14871 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14872 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14873 ADJUST_INSN_LENGTH): Define.
14874 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14875 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14876 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14877 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14878 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14879 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14880 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14881 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14882 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14883 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14884 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14885 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14886 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14887 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14888 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14889 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14890 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14892 * config/arm/arm-tune.md: Regenerate.
14893 * config/arm/arm-protos.h: Update prototypes.
14894 * config/arm/vfp.md: Enable patterns for Thumb-2.
14895 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14896 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14897 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14898 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14899 * config/arm/libunwind.S: Add Thumb-2 code.
14900 * config/arm/constraints.md: Update include Thumb-2.
14901 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14902 * config/arm/ieee754-df.S: Ditto.
14903 * config/arm/bpabi.S: Ditto.
14904 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14905 * config/arm/predicates.md (low_register_operand,
14906 low_reg_or_int_operand, thumb_16bit_operator): New.
14907 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14908 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14909 * config/arm/t-arm-elf: Add armv7 multilib.
14910 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14912 (UNSPEC_STACK_ALIGN, ce_count): New.
14913 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14914 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14916 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14917 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14918 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14919 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14920 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14921 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14923 * doc/extend.texi: Document ARMv7-M interrupt functions.
14924 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14926 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14928 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14929 (struct _Unwind_Context): Rename args_size to flags, remove
14930 signal_frame field, add a new args_size field and version field.
14931 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14932 _Unwind_IsExtendedContext): New inline functions.
14933 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14934 Assume by_value array is only present if _Unwind_IsExtendedContext.
14935 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14936 _Unwind_IsSignalFrame.
14937 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14938 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14939 (uw_init_context_1): Initialize context->flags to
14940 EXTENDED_CONTEXT_BIT.
14941 * config/rs6000/linux-unwind.h (frob_update_context): Use
14942 _Unwind_SetSignalFrame.
14944 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14946 PR middle-end/30353
14947 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14948 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14951 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14953 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14954 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14955 RET, AT_SP): Remove.
14956 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14959 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14960 * cfgbuild.c (find_basic_blocks): Likewise.
14961 * cfgrtl.c (rtl_create_basic_block): Likewise.
14962 * function.c (temp_slots_at_level): Likewise.
14963 * reg-stack.c (stack_regs_mentioned): Likewise.
14964 * regclass.c (allocate_reg_info): Likewise.
14965 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14966 set_bb_for_stmt, move_block_to_fn): Likewise.
14967 * tree-complex.c (tree_lower_complex): Likewise.
14968 * vec.h (VEC_safe_grow_cleared): New.
14970 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14972 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14974 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14975 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14977 * cfgloopmanip.c (scale_loop_frequencies): Export.
14978 (loopify): Scale the frequencies by prescribed coefficients.
14979 (set_zero_probability): New function.
14980 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14981 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14982 and frequencies according to arguments.
14983 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14985 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14986 * modulo-sched.c (sms_schedule): Set probabilities for entering
14987 versioned loop correctly.
14988 * tree-vect-transform.c (vect_transform_loop): Ditto.
14989 * cfgloop.h (loopify, loop_version): Declaration changed.
14990 (scale_loop_frequencies): Declared.
14992 2007-01-02 Jan Hubicka <jh@suse.cz>
14994 * cgraph.c: Include tree-flow.h
14995 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14996 early_local_passes.
14997 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14998 * tree-pass.h (pass_all_early_optimizations): Declare.
14999 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15000 early_local_passes.
15001 (cgraph_analyze_function): Do early_local_passes.
15002 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15003 Do not add referenced vars.
15004 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15006 (gate_all_early_local_passes): New gate.
15007 (pass_early_local_passes): Use new gate.
15008 (execute_early_local_optimizations): New functions.
15009 (gate_all_early_optimizations): New gate.
15010 (pass_all_early_optimizations): New pass.
15011 (execute_free_datastructures): Free SSA only when initialized.
15012 (gate_init_datastructures): Init only when optimizing.
15013 (tree_lowering_passes): Do early local passes when called late.
15014 * tree-profile.c (do_tree_profiling): Don't profile functions added
15016 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15017 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15019 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15020 during early_local_passes.
15021 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15024 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15026 * Makefile.in: Update copyright year.
15028 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15030 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15031 in $(lang_checks) and check-consistency targets.
15033 2007-01-02 Jan Hubicka <jh@suse.cz>
15035 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15036 Do not add referenced vars.
15037 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15039 * passes.c (init_optimization_passes): Put mudflap_2 after
15040 free_datastructures.
15042 2007-01-02 Jan Hubicka <jh@suse.cz>
15044 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15045 Set NOTHROW flag on call statements proved to be nothrow.
15046 Update statement of local calls so new pure/const functions are
15047 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15049 (tree_rest_of_compilation): Register hooks and initialize bitmap
15050 early. Do not set after_inlining flag.
15052 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15054 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15055 HOST_BITS_PER_LONGLONG
15057 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15060 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15061 warning for non-static initializers.
15063 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15065 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15066 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15067 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15068 Always use set_unique_reg_note to add REG_EQUAL notes.
15070 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15073 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15075 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15076 * cfgbuild.c (find_basic_blocks): Likewise.
15077 * cfgrtl.c (rtl_create_basic_block): Likewise.
15078 * function.c (temp_slots_at_level): Likewise.
15079 * reg-stack.c (stack_regs_mentioned): Likewise.
15080 * regclass.c (allocate_reg_info): Likewise.
15081 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15082 set_bb_for_stmt, move_block_to_fn): Likewise.
15083 * tree-complex.c (tree_lower_complex): Likewise.
15084 * vec.h (VEC_safe_grow_cleared): New.
15086 2007-01-02 Ian Lance Taylor <iant@google.com>
15088 * c-common.c (c_common_truthvalue_conversion): When warning about
15089 using an assignment as a truth value, set TREE_NO_WARNING.
15091 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15094 * c.opt (Wold-style-declaration): New.
15095 * doc/invoke.texi (C-only Warning Options): New.
15096 (Wold-style-declaration): Document it.
15097 (Wextra): Enabled by -Wextra.
15098 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15099 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15100 -Wold-style-declaration.
15102 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15104 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15105 * cfgbuild.c (find_basic_blocks): Likewise.
15106 * cfgrtl.c (rtl_create_basic_block): Likewise.
15107 * function.c (temp_slots_at_level): Likewise.
15108 * reg-stack.c (stack_regs_mentioned): Likewise.
15109 * regclass.c (allocate_reg_info): Likewise.
15110 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15111 set_bb_for_stmt, move_block_to_fn): Likewise.
15112 * tree-complex.c (tree_lower_complex): Likewise.
15113 * vec.h (VEC_safe_grow_cleared): New.
15115 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15117 * c-common.c (c_common_nodes_and_builtins): Since variants of
15118 void_type_node get built before it is given a name, we need to
15119 give those variants the name, too.
15120 (complete_array_type): We need to work with the canonical main
15121 type of the array, from which we will build the qualified version.
15122 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15123 * print-tree.c (print_node): Display canonical type information
15125 * stor-layout.c (layout_type): When we don't know the
15126 alignment of a type for which we're building an array, we end up
15127 guessing wrong, so make the type require structural equality.
15128 * tree.c (make_node_stat): When we build a new type, it is its
15129 own canonical type.
15130 (build_type_attribute_qual_variant): When building an attribute
15131 variant, its canonical type is the non-attribute variant. However,
15132 if the attributes are target-dependent and they differ, we need to
15133 use structural equality checks for this type.
15134 (build_qualified_type): A qualified type is not equivalent to its
15135 unqualified variant; set the canonical type appropriately.
15136 (build_distinct_type_copy): When building a distinct type from
15137 another type, the new type is its own canonical type.
15138 (build_variant_type_copy): When building a new type variant, we
15139 assume that it is equivalent to the original type.
15140 (build_pointer_type_for_mode): When building a pointer type, also
15141 build a canonical type pointer.
15142 (build_reference_type_for_mode): When building a reference type,
15143 also build a canonical type reference.
15144 (build_index_type): When we can't hash an index type (e.g.,
15145 because its maximum value is negative), the index type requires
15146 structural equality tests.
15147 (build_array_type): Build the canonical form of an array type.
15148 (build_function_type): Function types require structural equality,
15149 because they contain default arguments, attributes, etc.
15150 (build_method_type_directly): Ditto for method types.
15151 (build_offset_type): Build the canonical offset type.
15152 (build_complex_type): Build the canonical vector type.
15153 (make_vector_type): Build the canonical vector type.
15154 * tree.h (TYPE_CANONICAL): New.
15155 (TYPE_STRUCTURAL_EQUALITY_P): New.
15156 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15157 (struct tree_type): Added "canonical" field.
15158 * params.h (VERIFY_CANONICAL_TYPES): New.
15159 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15160 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15161 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15162 * doc/invoke.texi (verify-canonical-types): Document --param
15163 parameter for verifying canonical types.
15165 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15167 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15168 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15169 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15170 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15172 * config/rs6000/e500.h: New.
15173 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15174 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15176 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15177 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15178 TARGET_E500_DOUBLE): Remove.
15179 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15180 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15181 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15182 * config/rs6000/rs6000.c (rs6000_override_options): Use
15183 CHECK_E500_OPTIONS.
15185 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15187 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15188 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15189 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15190 rs6000_emit_cmove): Don't check TARGET_E500.
15191 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15192 sordered): Don't check TARGET_E500.
15194 2007-01-01 Eric Christopher <echristo@apple.com>
15196 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15197 HARD_REGISTER_NUM_P.
15199 2007-01-01 Roger Sayle <roger@eyesopen.com>
15201 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15202 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15203 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15206 2007-01-01 Mike Stump <mrs@apple.com>
15208 * configure.ac: Remove support for building with Apple's gcc-3.1.
15210 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15212 PR middle-end/30311
15213 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15214 REG is a hard register. Do not modify REG before calling
15216 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15217 multiple of the size of YMODE for certain lowpart cases.
15219 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15221 PR middle-end/30253
15222 * gimplify (voidify_wrapper_expr): Update for
15223 GIMPLE_MODIFY_STMT.
15225 2007-01-01 Andreas Schwab <schwab@suse.de>
15228 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15229 save of BR0 in extra_spill_size instead of spill_size.
15230 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15232 (ia64_expand_epilogue): Restore BR0 from its new location.
15234 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15236 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15237 Use a temporary variable if the left hand side is not a gimple
15240 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15242 * gimplify.c (gimplify_return_expr): Make the temporary variable
15243 for the return expression, a gimple register variable.
15245 2007-01-01 Jan Hubicka <jh@suse.cz>
15247 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15250 2007-01-01 Mike Stump <mrs@apple.com>
15252 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15254 * config/darwin.c (machopic_select_rtx_section): Use
15255 HAVE_GAS_LITERAL16.
15256 (darwin_mergeable_constant_section): Likewise.
15257 * configure: Regenerate.
15258 * config.in: Regenerate.
15260 2007-01-01 Jan Hubicka <jh@suse.cz>
15261 Andrew Pinski <pinskia@gmail.com>
15263 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15264 before starting IPA passes.