1 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
6 * doc/extend.texi (interrupt): Mention m68k.
8 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
11 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12 (ix86_expand_sse_pcmpestr): Do not check operands for
13 "register_operand", when insn operand predicate is "register_operand".
14 (ix86_expand_sse_pcmpistr): Ditto.
16 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
20 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
21 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
22 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
23 * config/i386/constraints.md ("z"): New register constraint
24 for members of SSE_FIRST_REG class.
25 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
26 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
28 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
29 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
30 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
31 (IX86_BUILTIN_PCMPESTRM128): Likewise.
32 (IX86_BUILTIN_PCMPESTRA128): Likewise.
33 (IX86_BUILTIN_PCMPESTRC128): Likewise.
34 (IX86_BUILTIN_PCMPESTRO128): Likewise.
35 (IX86_BUILTIN_PCMPESTRS128): Likewise.
36 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
37 (IX86_BUILTIN_PCMPISTRI128): Likewise.
38 (IX86_BUILTIN_PCMPISTRM128): Likewise.
39 (IX86_BUILTIN_PCMPISTRA128): Likewise.
40 (IX86_BUILTIN_PCMPISTRC128): Likewise.
41 (IX86_BUILTIN_PCMPISTRO128): Likewise.
42 (IX86_BUILTIN_PCMPISTRS128): Likewise.
43 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
44 (struct builtin_description): Change "flag" field to unsigned.
45 (bdesc_pcmpestr): New builtin description table.
46 (bdesc_pcmpistr): Likewise.
47 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
48 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
49 Initialize pcmp[ei]str[im] insns for SSE4.2.
50 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
51 (ix86_expand_sse_pcmpistr): Likewise.
52 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
53 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
54 (UNSPEC_PCMPISTR): Likewise.
55 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
56 (sse4_2_pcmpestri):New isns pattern.
57 (sse4_2_pcmpestrm): Likewise.
58 (sse4_2_pcmpestr_cconly): Likewise.
59 (sse4_2_pcmpistr): New insn patern and splitter.
60 (sse4_2_pcmpistri):New isns pattern.
61 (sse4_2_pcmpistrm): Likewise.
62 (sse4_2_pcmpistr_cconly): Likewise.
63 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
66 2007-06-01 David Daney <ddaney@avtrex.com>
68 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
69 LOADGP_ABSOLUTE and not binds_local_p.
71 2007-06-01 Geoffrey Keating <geoffk@apple.com>
73 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
75 2007-06-01 Ian Lance Taylor <iant@google.com>
77 * tree-vrp.c (compare_name_with_value): Always set
78 used_strict_overflow if we get a result from the variable itself.
80 2007-06-01 Ian Lance Taylor <iant@google.com>
82 PR rtl-optimization/31455
83 * lower-subreg.c (find_decomposable_subregs): Don't decompose
84 subregs which have a cast between modes which are not tieable.
86 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
88 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
89 breaks after return statements.
91 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
93 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
94 only after no_new_pseudos.
96 2007-05-31 Eric Christopher <echristo@apple.com>
98 * expr.c (convert_move): Assert that we don't have a BLKmode
100 (store_expr): Handle BLKmode moves by calling emit_block_move.
102 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
104 * c-typeck.c (build_indirect_ref): Include type in error message.
105 (build_binary_op): Pass types to binary_op_error.
106 * c-common.c (binary_op_error): Take two type arguments, print out
108 * c-common.h (binary_op_error): Update prototype.
110 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/i386.c: Correct coments on -mno-sse4.
114 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
116 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
117 (x86_64-*-*): Likewise.
118 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
119 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
120 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
121 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
122 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
123 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
124 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
125 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
126 (OPTION_MASK_ISA_SSE4): Likewise.
127 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
128 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
129 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
130 (override_options): Support SSE4.2.
131 (ix86_build_const_vector): Support SImode and DImode.
132 (ix86_build_signbit_mask): Likewise.
133 (ix86_expand_int_vcond): Support V2DImode.
134 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
135 (IX86_BUILTIN_CRC32HI): Likewise.
136 (IX86_BUILTIN_CRC32SI): Likewise.
137 (IX86_BUILTIN_CRC32DI): Likewise.
138 (IX86_BUILTIN_PCMPGTQ): Likewise.
139 (bdesc_crc32): Likewise.
140 (bdesc_sse_3arg): Likewise.
141 (ix86_expand_crc32): Likewise.
142 (ix86_init_mmx_sse_builtins): Support SSE4.2.
143 (ix86_expand_builtin): Likewise.
144 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
145 __SSE4_2__ for -msse4.2.
146 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
147 (CRC32MODE): Likewise.
148 (crc32modesuffix): Likewise.
149 (crc32modeconstraint): Likewise.
150 (sse4_2_crc32<mode>): Likewise.
151 (sse4_2_crc32di): Likewise.
152 * config/i386/i386.opt (msse4.2): New for SSE4.2.
154 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
155 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
156 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
157 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
158 (vcondu<mode>): Likewise.
159 * doc/extend.texi: Document SSE4.2 built-in functions.
160 * doc/invoke.texi: Document -msse4.2/-msse4.
162 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
164 PR tree-optimization/32160
165 * tree-predcom.c (predcom_tmp_var): New function. Mark created
166 variable as gimple reg.
167 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
169 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
171 * gcc.c (main): Don't consider linker options when issuing the
172 warning about a linker input file not being used.
174 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
176 * tree-vrp.c (compare_names): Initialize sop.
178 2007-05-30 Dirk Mueller <dmueller@suse.de>
180 * cgraphunit.c (cgraph_analyze_function): Remove
181 computation of inline parameters.
183 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
185 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
187 2007-05-30 Richard Sandiford <richard@codesourcery.com>
189 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
190 Add vx-common.h. Include vxworks.h between vx-common.h and
192 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
194 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
195 (TARGET_ASM_DESTRUCTOR): Likewise.
196 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
197 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
198 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
199 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
200 (VXWORKS_ENDIAN_SPEC): Define.
201 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
202 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
203 VXWORKS_* equivalents.
204 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
205 (ASM_FILE_START): Delete.
206 (TARGET_VERSION): Reformat.
207 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
208 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
209 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
210 (FPBIT, DPBIT): Define.
211 (fp-bit.c, dp-bit.c): New rules.
212 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
213 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
214 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
215 * config/arm/arm.h: Include vxworks-dummy.h.
216 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
217 Mark with ATTRIBUTE_UNUSED.
218 (arm_override_options): Do not allow VxWorks RTP PIC to be used
219 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
220 make it incompatible with -msingle-pic-base.
221 (arm_function_ok_for_sibcall): Return false for calls that might
222 go through a VxWorks PIC PLT entry.
223 (require_pic_register): New function, split out from...
224 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
226 (arm_load_pic_register): Handle the VxWorks RTP initialization
227 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
228 (arm_emit_call_insn): New function.
229 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
230 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
231 (pic_offset_arm): New pattern.
232 (call, call_value): Use arm_emit_call_insn.
233 (call_internal, call_value_internal): New expanders.
234 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
235 VxWorks unless __PIC__.
237 2007-05-30 Eric Christopher <echristo@gmail.com>
239 * genrecog.c: Include regs.h in generated file.
240 * genemit.c: Ditto. Fix up formatting.
241 * config/mn10300/constraints.md: New.
242 * config/mn10300/mn10300.md: Include.
243 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
244 Fix up for removed macro.
245 * config/mn10300/predicates.md (call_address_operand): Ditto.
246 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
247 (CONST_OK_FOR_I): Ditto.
248 (CONST_OK_FOR_J): Ditto.
249 (CONST_OK_FOR_K): Ditto.
250 (CONST_OK_FOR_L): Ditto.
251 (CONST_OK_FOR_M): Ditto.
252 (CONST_OK_FOR_N): Ditto.
253 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
257 (EXTRA_CONSTRAINT): Ditto.
259 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
261 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
263 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
264 OPTION_MASK_ISA_64BIT.
265 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
267 2007-05-30 Richard Guenther <rguenther@suse.de>
270 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
271 types for comparison.
272 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
273 with original typed arguments.
274 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
276 2007-05-30 Jakub Jelinek <jakub@redhat.com>
278 PR tree-optimization/31769
279 * except.c (duplicate_eh_regions): Clear prev_try if
280 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
282 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
284 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
285 * tree-ssa-sink.c (statement_sink_location): Return basic block and
286 bsi of the location where statements should be inserted.
287 (sink_code_in_bb): Take bsi from statement_sink_location.
288 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
289 instead of bsi_start.
290 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
292 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
293 (bsi_move_before): Document inconsistency with bsi_move_after.
294 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
296 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
298 * config/i386/i386.h (TARGET_ABM): New define.
299 (TARGET_POPCNT): Ditto.
300 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
301 New temporary defines to redefine from OPTION_ISA_* defines.
302 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
303 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
304 (ix86_isa_flags): New extern int declaration.
305 (TARGET_SUBTARGET_DEFAULT): New define.
306 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
307 (TARGET_SUBTARGET32_DEFAULT): Ditto.
308 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
309 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
310 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
311 * config/i386/darwin.h: Change TARGET_64BIT define to
314 * config/i386/i386.opt (m3dnowa): Define as undocumented option
315 using existing "ix86_isa_flags" varible.
316 (m32, m64): Use existing "ix86_isa_flags" variable.
317 (mmmx, m3dnow): Ditto.
318 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
319 (mabm): Define as non-negative option using "x86_abm" variable.
320 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
322 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
323 Rewrite feature test bitmap.
324 (ix86_isa_flags): New initialized global int varible.
325 (ix86_isa_flags_explicit): New static int variable.
326 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
327 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
328 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
329 target_flags_explicit.
330 (override_options): Remove "target_enable" and "target_disable" fields
331 from "struct ptt". Update processor_target_table accordingly. Remove
332 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
333 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
334 "target_flags" and "ix86_isa_flags_explicit" instead of
335 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
336 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
337 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
338 to true when either of PTA_POPCNT or PTA_ABM is set in
339 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
340 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
341 processor_alias_table flags entry. Remove handling of
342 "target_enable" and "target_disable" fields of processor_target_table.
343 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
344 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
345 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
346 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
347 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
349 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
351 2007-05-29 David Daney <ddaney@avtrex.com>
354 * config/mips/mips.c (mips_output_mi_thunk): Emit
355 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
357 2007-05-29 Hui-May Chang <hm.chang@apple.com>
358 * config/i386/i386.c (ix86_function_regparm): Added checking of
359 ix86_force_align_arg_pointer to determine the number of
362 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
364 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
365 (SET_DR_MISALIGNMENT): New.
366 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
367 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
368 Use SET_DR_MISALIGNMENT.
369 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
371 * tree-data-ref.c (create_data_ref, compute_all_dependences,
372 find_loop_nest): Export.
373 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
374 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
375 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
376 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
378 (struct mem_ref): Add field reuse_distance.
379 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
380 Initialize reuse_distance field.
381 (issue_prefetch_ref): Select temporality of prefetch according to
383 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
384 self_reuse_distance, determine_loop_nest_reuse): New functions.
385 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
386 (tree_ssa_prefetch_arrays): Dump L2 cache size.
387 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
390 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
392 * tree-ssa-alias.c: Add aliasing overview.
394 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
395 Danny Smith <dannysmith@users.sourceforge.net>
398 * config/i386/t-crtfm: Compile crtfastmath.o with
399 -minline-all-stringops.
400 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
401 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
403 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
405 * doc/md.texi: Document constraints on HP PA-RISC.
407 * pa/constraints.md: New file.
408 * pa.md: Include constraints.md.
409 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
410 (integer_store_memory_operand, ldil_cint_p): New functions.
411 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
412 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
413 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
414 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
415 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
417 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
420 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
421 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
422 case POSTDECREMENT_EXPR>): Return the error_mark_node
423 if either the real or imaginary parts would an
426 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
428 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
429 name when we remove it from a call.
431 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
433 * targhooks.c (default_narrow_bitfield): Remove.
434 * targhooks.h: Remove the prototype for
435 default_narrow_bitfield.
437 * langhooks-def.h: Remove the prototype for
438 hook_get_alias_set_0.
439 * langhooks.c (hook_get_alias_set_0): Remove.
441 * global.c (EXECUTE_IF_CONFLICT): Remove.
443 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
446 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
447 return true when truth_value_p is true and the type
450 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
452 * doc/install.texi (Prerequisites): We no longer require Autoconf
453 2.13 for the top-level.
455 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
457 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
458 memory access via x86_expand_vector_move_misalign() only for
459 TImode values on 32-bit targets.
461 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
463 * matrix-reorg.c: New file. Implement matrix flattening and
464 transposing optimization.
465 * tree-pass.h: Add matrix reorg pass.
466 * common.opt: Add fipa-mreorg flag.
467 * Makefile.in: Add matrix-reorg.c.
468 * passes.c: Add matrix reorg pass.
469 * varpool.c (add_new_static_var): New function.
470 * cgraph.h (add_new_static_var): Declare.
472 2007-05-27 Eric Christopher <echristo@apple.com>
474 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
475 sp_offset depending on stack size. Save r12 depending
476 on registers we're saving later.
477 (rs6000_emit_epilogue): Update sp_offset depending only
480 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
482 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
483 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
484 * ifcvt.c (if_convert): Ditto.
485 * tree-ssa-threadupdate.c (thread_block): Ditto.
486 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
487 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
488 verify_loop_closed_ssa): Check number_of_loops instead of
490 * predict.c (tree_estimate_probability): Ditto.
491 * tree-if-conv.c (main_tree_if_conversion): Ditto.
492 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
493 * modulo-sched.c (sms_schedule): Ditto.
494 * tree-scalar-evolution.c (scev_const_prop): Ditto.
495 (scev_finalize): Do not do anything if scev analysis was not
497 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
498 current_loops == NULL.
499 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
500 * loop-init.c (loop_optimizer_init): Do not free current_loops when
502 (loop_optimizer_finalize): Assert that loops were analyzed.
503 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
504 rtl_doloop): Check number_of_loops instead of current_loops.
505 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
506 current_loops == NULL.
507 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
508 gate_tree_vectorize tree_linear_transform, check_data_deps,
509 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
510 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
511 Check number_of_loops instead of current_loops.
512 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
513 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
514 free loops if available.
515 (execute_pre): Do not pass do_fre to fini_pre.
517 2007-05-27 Tobias Burnus <burnus@net-b.de>
520 * real.c (mpfr_from_real): Fix sign of -Inf.
522 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
524 * tree-vect-transform.c (vectorizable_conversion): Initialize
525 tree_code variables to ERROR_MARK.
526 (vectorizable_type_demotion): Likewise.
527 (vectorizable_type_promotion): Likewise.
529 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
532 * config/i386/i386.md (movti): Handle push operands via
535 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
537 * basic-block.h: Remove the prototype for merge_seq_blocks.
538 * cfgcleanup.c (merge_seq_blocks): Remove.
540 * tree-flow.h: Remove the prototype for is_aliased_with.
541 * tree-ssa-alias.c (is_aliased_with): Remove.
543 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
545 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
547 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
549 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
550 ix86_expand_sse4_unpack if SSE4.1 is enabled.
551 (vec_unpacks_hi_v16qi): Likewise.
552 (vec_unpacku_lo_v16qi): Likewise.
553 (vec_unpacks_lo_v16qi): Likewise.
554 (vec_unpacku_hi_v8hi): Likewise.
555 (vec_unpacks_hi_v8hi): Likewise.
556 (vec_unpacku_lo_v8hi): Likewise.
557 (vec_unpacks_lo_v8hi): Likewise.
558 (vec_unpacku_hi_v4si): Likewise.
559 (vec_unpacks_hi_v4si): Likewise.
560 (vec_unpacku_lo_v4si): Likewise.
561 (vec_unpacks_lo_v4si): Likewise.
563 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
565 * c-typeck.c, config/arm/arm.c, config/darwin.c,
566 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
567 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
568 follow spelling conventions in various
569 warning/error/diagnostic messages.
571 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
572 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
573 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
574 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
575 tree-vrp.c: Fix comment typos. Follow spelling conventions.
576 * doc/tm.texi: Follow spelling conventions.
578 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
581 * tree-ssa-forwprop.c
582 (forward_propagate_addr_into_variable_array_index): Remove
583 the lhs argument. Use the type of def_rhs instead of lhs.
584 (forward_propagate_addr_expr_1): Update use of
585 forward_propagate_addr_into_variable_array_index.
587 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
588 Nigel Stephens <nigel@mips.com>
590 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
591 function attributes, "far" being an alias for "long_call".
592 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
593 (mips_near_type_p, mips_far_type_p): New.
594 (mips_comp_type_attributes): New function to check that attributes
595 attached to a function type are compatible.
596 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
597 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
598 to the target function of the thunk.
599 (mips_encode_section_info): Check for "near" and "far" function
600 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
602 * config/mips/predicates.md (const_call_insn_operand): Test only
603 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
605 * doc/extend.texi (Function Attributes): Document MIPS "near" and
608 * testsuite/gcc.target/mips/near-far-1.c: New test case.
609 * testsuite/gcc.target/mips/near-far-2.c: New test case.
610 * testsuite/gcc.target/mips/near-far-3.c: New test case.
611 * testsuite/gcc.target/mips/near-far-4.c: New test case.
613 2007-05-25 Eric Christopher <echristo@apple.com>
615 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
616 to x86-darwin configurations.
617 * config/i386/t-darwin: Add softfp support.
618 * config/i386/t-darwin64: Ditto.
619 * config/i386/sfp-machine.h: If mach then don't use
620 aliasing, emit a stub to call.
622 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
624 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
625 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
626 tree-predcom.c, tree-ssa-alias-warnings.c,
627 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
628 comment typos. Follow spelling conventions.
629 * doc/cpp.texi, doc/invoke.texi: Fix typos.
631 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
634 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
635 constants into memory. Expand unaligned memory references for
636 SSE modes via x86_expand_vector_move_misalign() function.
638 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
640 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
641 "memory" attribute for "sseishft" type insn without operands[2].
643 2007-05-25 Dirk Mueller <dmueller@suse.de>
644 Marcus Meissner <meissner@suse.de>
646 * doc/extend.texi (alloc_size): New attribute.
647 * c-common.c (handle_alloc_size_attribute): New.
648 * tree-object-size.c (alloc_object_size): Use alloc_size
649 attribute, if available.
651 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
653 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
655 (__builtin_ia32_vec_ext_v2di): Likewise.
656 (__builtin_ia32_vec_ext_v4si): Likewise.
657 (__builtin_ia32_vec_ext_v8hi): Likewise.
658 (__builtin_ia32_vec_ext_v16qi): Likewise.
659 (__builtin_ia32_vec_set_v8hi): Likewise.
661 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
663 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
665 2007-05-25 Richard Sandiford <richard@codesourcery.com>
667 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
668 (arm_is_longcall_p): Rename to...
669 (arm_is_long_call_p): ...this. Take a single tree argument and
671 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
672 (CUMULATIVE_ARGS): Remove call_cookie.
673 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
674 (ENCODED_LONG_CALL_ATTR_P): Delete.
675 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
676 LONG_CALL_FLAG_CHAR cases.
677 (ARM_DECLARE_FUNCTION_SIZE): Delete.
678 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
679 ARM_DECLARE_FUNCTION_SIZE.
680 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
681 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
682 (arm_encode_call_attribute, current_file_function_operand): Delete.
683 (arm_function_in_section_p): New function.
684 (arm_is_longcall_p): Rename to...
685 (arm_is_long_call_p): ...this. Take the target function as a single
686 argument and return a bool. Do not rely on call cookies. Check
687 whether the target symbol is in the same section as the current
688 function, not just the same compilation unit.
689 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
690 (arm_encode_section_info): Don't encode a call type.
691 * config/arm/arm.md (call, call_value): Update calls to
692 arm_is_long(_)call_p. Simplify logic.
693 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
694 Update calls to arm_is_long(_)call_p.
696 2007-05-25 Richard Guenther <rguenther@suse.de>
698 PR tree-optimization/31982
699 * tree-ssa-forwprop.c
700 (forward_propagate_addr_into_variable_array_index): Handle arrays
701 with element size one.
703 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
705 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
706 (umulsi3_highpart): Likewise.
708 2007-05-24 Ian Lance Taylor <iant@google.com>
710 PR rtl-optimization/32069
711 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
714 2007-05-24 Ollie Wild <aaw@google.com>
716 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
719 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
721 * postreload-gcse.c (reg_changed_after_insn_p): New function.
722 (oprs_unchanged_p): Use it to check all registers in a REG.
723 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
724 (reg_set_between_after_reload_p): Delete.
725 (reg_used_between_after_reload_p): Likewise.
726 (reg_set_or_used_since_bb_start): Likewise.
727 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
728 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
729 Use reg_set_between_p instead of reg_set_between_after_reload_p.
730 * rtlanal.c (reg_set_p): Check whether REG overlaps
731 regs_invalidated_by_call, rather than just checking the
732 membership of REGNO (REG).
734 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
736 * doc/passes.texi: Document predictive commoning.
737 * doc/invoke.texi (-fpredictive-commoning): Document.
738 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
739 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
740 adding indices to the generated name.
741 (schedule_sm): Pass 0 to get_lsm_tmp_name.
742 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
743 * tree-pretty-print.c (op_symbol_1): Renamed to ...
744 (op_symbol_code): ... and exported.
745 (dump_omp_clause, op_symbol): Use op_symbol_code
746 instead of op_symbol_1.
747 * tree-pass.h (pass_predcom): Declare.
748 * timevar.def (TV_PREDCOM): New timevar.
749 * tree-ssa-loop.c (run_tree_predictive_commoning,
750 gate_tree_predictive_commoning, pass_predcom): New.
751 * tree-data-ref.c (find_data_references_in_loop): Find the
752 references in dominance order.
753 (canonicalize_base_object_address): Ensure that the result has
755 (dr_analyze_innermost): Export.
756 (create_data_ref): Code to fail for references with invariant
758 (find_data_references_in_stmt): ... here.
759 * tree-data-ref.h (dr_analyze_innermost): Declare.
760 * tree-affine.c: Include tree-gimple.h and hashtab.h.
761 (aff_combination_find_elt, name_expansion_hash,
762 name_expansion_eq, tree_to_aff_combination_expand,
763 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
765 * tree-affine.h (aff_combination_constant_multiple_p,
766 tree_to_aff_combination_expand): Declare.
767 * tree-predcom.c: New file.
768 * common.opt (fpredictive-commoning): New option.
769 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
770 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
771 * Makefile.in (tree-predcom.o): Add.
772 (tree-affine.o): Add TREE_GIMPLE_H dependency.
773 * passes.c (init_optimization_passes): Add dceloop after
774 copy propagation in loop optimizer. Add predictive commoning
775 to loop optimizer passes.
777 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
779 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
782 2007-05-24 Jan Hubicka <jh@suse.cz>
784 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
786 (genheader): Include statistics.h.
788 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
790 * print-rtl.c (flag_dump_unnumbered): Update comments.
791 (print_rtl): Fix my previous change.
792 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
795 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
798 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
800 (thread_through_all_blocks): Call initialize_original_copy_tables
801 and free_original_copy_tables.
802 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
804 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
805 * cfghooks.c (duplicate_block): Use get_loop_copy.
806 * cfg.c: Include cfgloop.h.
807 (loop_copy): New hash table.
808 (initialize_original_copy_tables): Initialize loop_copy table.
809 (free_original_copy_tables): Free loop_copy table.
810 (copy_original_table_clear, copy_original_table_set,
811 set_loop_copy, get_loop_copy): New functions.
812 (set_bb_original, set_bb_copy): Use copy_original_table_set.
813 * cfgloop.h (struct loop): Remove copy field.
814 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
815 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
817 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
819 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
822 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
824 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
825 __builtin_ia32_vec_set_v2di with MASK_64BIT.
827 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
830 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
831 * targhooks.h (default_mangle_decl_assembler_name): Declare
833 * targhooks.c (default_mangle_decl_assembler_name): Define
835 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
837 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
838 * langhooks.c (lhd_set_decl_assembler_name): Call
839 targetm.mangle_decl_assembler_name for names with global scope.
841 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
843 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
844 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
846 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
847 New. Factored out of i386_pe_encode_section_info.
848 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
849 Move check for prior decoration of stdcall
850 symbols to i386_pe_encode_section_info.
851 (i386_pe_encode_section_info): Adjust call to
852 gen_stdcall_or_fastcall_suffix. Use
853 i386_pe_maybe_mangle_decl_assembler_name, if needed.
854 (i386_pe_mangle_decl_assembler_name): New. Wrap
855 i386_pe_maybe_mangle_decl_assembler_name.
857 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
859 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
860 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
861 * langhooks.c (get_signed_or_unsigned_type): Don't check for
862 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
863 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
866 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
867 Nigel Stephens <nigel@mips.com>
868 Richard Sandiford <richard@codesourcery.com>
870 Fix up MIPS16 hard float and add support for complex.
872 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
873 (TARGET_SOFT_FLOAT_ABI): New.
874 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
875 __mips_soft_float to reflect the ABI in use, not whether the
876 FPU is directly accessible (e.g., in MIPS16 mode).
877 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
878 (UNITS_PER_FPVALUE): Likewise.
880 * config/mips/mips.c (mips_expand_call): Remove redundant
882 (mips_arg_regno): New.
883 (function_arg_advance): When setting bits in cum->fp_code for
884 MIPS16, don't subtract 1 from cum->arg_number, since it is now
886 (function_arg): Use mips_arg_regno.
887 (mips_return_mode_in_fpr_p): New.
888 (mips16_call_stub_mode_suffix): New.
889 (mips16_cfun_returns_in_fpr_p): New.
890 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
891 (mips_output_function_prologue): Test mips16_hard_float, not
892 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
893 (mips_expand_epilogue): Call MIPS16 helper routines to copy
894 return value into a floating-point register.
895 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
896 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
897 (mips16_fp_args): Handle MIPS32r2 ISA which supports
898 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
899 word of double arguments from or to the high bits of 64-bit
900 floating point registers.
901 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
902 (mips16_fpret_double): New helper function.
903 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
904 support for complex modes. Fill in DECL_RESULT for stubdecl.
905 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
907 * config/mips/mips16.S
908 (RET, ARG1, ARG2): New.
909 (MERGE_GPRf, MERGE_GPRt): New.
910 (DELAYt, DELAYf): New.
911 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
912 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
913 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
914 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
915 (SFOP): Renamed to...
916 (OPSF3): This, and macro-ified. Updated all uses.
917 (SFOP2): Renamed to...
918 (OPSF2): This, and macro-ified. Updated all uses.
919 (SFCMP): Renamed to...
920 (CMPSF): This, and macro-ified. Updated all uses.
921 (SFREVCMP): Renamed to...
922 (REVCMPSF): This, and macro-ified. Updated all uses.
923 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
924 (LDDBL1, LDDBL2, RETDBL): Deleted.
925 (DFOP): Renamed to...
926 (OPDF3): This, and macro-ified. Updated all uses.
927 (DFOP2): Renamed to...
928 (OPDF2): This, and macro-ified. Updated all uses.
929 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
930 (DFCMP): Renamed to...
931 (CMPDF): This, and macro-ified. Updated all uses.
932 (DFREVCMP): Renamed to...
933 (REVCMPDF): This, and macro-ified. Updated all uses.
934 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
936 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
937 (__mips16_ret_sc, __mips16_ret_dc): New.
938 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
939 STUB_ARGS_6, STUB_ARGS_10): New.
940 (CALL_STUB_NO_RET): New.
941 (__mips16_call_stub_1): Macro-ified.
942 (__mips16_call_stub_5): Macro-ified.
943 (__mips16_call_stub_2): Macro-ified.
944 (__mips16_call_stub_6): Macro-ified.
945 (__mips16_call_stub_9): Macro-ified.
946 (__mips16_call_stub_10): Macro-ified.
947 (CALL_STUB_RET): New.
948 (__mips16_call_stub_sf_0): Macro-ified.
949 (__mips16_call_stub_sf_1): Macro-ified.
950 (__mips16_call_stub_sf_5): Macro-ified.
951 (__mips16_call_stub_sf_2): Macro-ified.
952 (__mips16_call_stub_sf_6): Macro-ified.
953 (__mips16_call_stub_sf_9): Macro-ified.
954 (__mips16_call_stub_sf_10): Macro-ified.
955 (__mips16_call_stub_df_0): Macro-ified.
956 (__mips16_call_stub_df_1): Macro-ified.
957 (__mips16_call_stub_df_5): Macro-ified.
958 (__mips16_call_stub_df_2): Macro-ified.
959 (__mips16_call_stub_df_6): Macro-ified.
960 (__mips16_call_stub_df_9): Macro-ified.
961 (__mips16_call_stub_df_10): Macro-ified.
962 (__mips16_call_stub_sc_0): New.
963 (__mips16_call_stub_sc_1): New.
964 (__mips16_call_stub_sc_5): New.
965 (__mips16_call_stub_sc_2): New.
966 (__mips16_call_stub_sc_6): New.
967 (__mips16_call_stub_sc_9): New.
968 (__mips16_call_stub_sc_10): New.
969 (__mips16_call_stub_dc_0): New.
970 (__mips16_call_stub_dc_1): New.
971 (__mips16_call_stub_dc_5): New.
972 (__mips16_call_stub_dc_2): New.
973 (__mips16_call_stub_dc_6): New.
974 (__mips16_call_stub_dc_9): New.
975 (__mips16_call_stub_dc_10): New.
977 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
978 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
979 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
981 2007-05-23 Ian Lance Taylor <iant@google.com>
983 * doc/invoke.texi (Invoking GCC): Document that the order of the
986 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
989 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
990 * config/score/predicate.md (const_pow2, const_npow2): Remove.
991 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
995 * config/score/score.c (score_print_operand): Make sure that only
998 2007-05-22 Ian Lance Taylor <iant@google.com>
1000 * tree-vrp.c (avoid_overflow_infinity): New static function,
1001 broken out of set_value_range_to_value.
1002 (set_value_range_to_value): Call avoid_overflow_infinity.
1003 (extract_range_from_assert): Likewise.
1005 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1008 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1009 change the type before looking for a COMPOUND_EXPR.
1011 2007-05-22 Ian Lance Taylor <iant@google.com>
1013 * lower-subreg.c (decompose_multiword_subregs): If we change an
1014 insn, call remove_retval_note on it.
1016 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1018 * regs.h (end_hard_regno): New function.
1019 (END_HARD_REGNO, END_REGNO): New macros.
1020 (add_to_hard_reg_set): New function.
1021 (remove_from_hard_reg_set): Likewise.
1022 (in_hard_reg_set_p): Likewise.
1023 (overlaps_hard_reg_set_p): Likewise.
1024 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1025 (note_btr_set): Use END_HARD_REGNO.
1026 * caller-save.c (setup_save_areas): Use end_hard_regno.
1027 (mark_set_regs): Use END_HARD_REGNO.
1028 (add_stored_regs): Use end_hard_regno.
1029 (mark_referenced_regs): Use add_to_hard_reg_set.
1030 * combine.c (update_table_tick): Use END_REGNO.
1031 (record_value_for_reg): Likewise.
1032 (record_dead_and_set_regs): Likewise.
1033 (get_last_value_validate): Likewise.
1034 (use_crosses_set_p): Likewise.
1035 (reg_dead_at_p_1): Likewise.
1036 (reg_dead_at_p): Likewise.
1037 (mark_used_regs_combine): Use add_to_hard_reg_set.
1038 (move_deaths): Use END_HARD_REGNO.
1039 (reg_bitfield_target_p): Use end_hard_regno.
1040 (distribute_notes): Use END_HARD_REGNO.
1041 * cse.c (mention_regs): Use END_REGNO.
1042 (insert): Use add_to_hard_reg_set.
1043 (invalidate): Use END_HARD_REGNO.
1044 (invalidate_for_call): Likewise.
1045 (exp_equiv_p): Use END_REGNO.
1046 (cse_insn): Likewise.
1047 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1048 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1049 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1050 * function.c (keep_stack_depressed): Use end_hard_regno.
1051 * global.c (global_alloc): Use end_hard_regno.
1052 (global_conflicts): Use add_to_hard_reg_set instead of
1054 (find_reg): Likewise.
1055 (mark_reg_store): Likewise.
1056 (mark_reg_conflicts): Likewise.
1057 (mark_reg_death): Use remove_from_hard_reg_set.
1058 (mark_reg_live_nc): Delete.
1059 (set_preference): Use end_hard_regno.
1060 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1061 remove_from_hard_reg_set.
1062 (post_mark_life): Use add_to_hard_reg_set.
1063 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1064 (reg_becomes_live): Use add_to_hard_reg_set.
1065 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1066 (peep2_find_free_register): Use add_to_hard_reg_set.
1067 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1068 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1069 * regrename.c (note_sets): Use add_to_hard_reg_set.
1070 (clear_dead_regs): Use remove_from_hard_reg_set.
1071 (regrename_optimize): Use add_to_hard_reg_set.
1072 (find_oldest_value_reg): Use in_hard_reg_set_p.
1073 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1074 (hard_reg_set_here_p): Use end_hard_regno.
1075 (decompose): Likewise.
1076 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1077 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1078 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1079 (mark_home_live): Use end_hard_regno.
1080 (spill_hard_reg): Likewise.
1081 (clear_reload_reg_in_use): Likewise.
1082 * reorg.c (delete_prior_computation): Use END_REGNO.
1083 * resource.c (update_live_status): Use END_HARD_REGNO.
1084 (mark_referenced_resources): Use add_to_hard_reg_set.
1085 (mark_set_resources): Likewise.
1086 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1087 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1088 (reg_overlap_mentioned_p): Likewise.
1089 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1090 (covers_regno_no_parallel_p): Use END_REGNO.
1091 (find_regno_note): Likewise.
1092 (find_reg_fusage): Use END_HARD_REGNO.
1093 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1094 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1096 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1098 * mode-switching.c (reg_dies): Change type of second argument to
1100 (optimize_mode_switching): Update accordingly.
1102 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1104 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1106 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1107 (hard_reg_set_empty_p): ...these new functions.
1108 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1109 GO_IF_HARD_REG_SUBSET.
1110 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1111 instead of GO_IF_HARD_REG_EQUAL.
1112 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1113 instead of GO_IF_HARD_REG_EQUAL.
1114 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1115 GO_IF_HARD_REG_SUBSET.
1116 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1117 GO_IF_HARD_REG_EQUAL.
1118 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1119 of GO_IF_HARD_REG_SUBSET.
1120 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1121 instead of GO_IF_HARD_REG_EQUAL.
1122 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1123 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1124 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1125 of GO_IF_HARD_REG_SUBSET,
1126 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1127 GO_IF_HARD_REG_SUBSET.
1128 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1129 instead of GO_IF_HARD_REG_EQUAL.
1130 * config/sh/sh.c (push_regs, calc_live_regs): Use
1131 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1132 (hard_regs_intersect_p): Delete.
1134 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1136 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1138 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1139 Richard Henderson <rth@redhat.com>
1141 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1143 (x86_64-*-*): Likewise.
1145 * i386/i386-modes.def (V2QI): New.
1147 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1149 (override_options): Support SSE4.1.
1150 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1151 (IX86_BUILTIN_BLENDPS): Likewise.
1152 (IX86_BUILTIN_BLENDVPD): Likewise.
1153 (IX86_BUILTIN_BLENDVPS): Likewise.
1154 (IX86_BUILTIN_PBLENDVB128): Likewise.
1155 (IX86_BUILTIN_PBLENDW128): Likewise.
1156 (IX86_BUILTIN_DPPD): Likewise.
1157 (IX86_BUILTIN_DPPS): Likewise.
1158 (IX86_BUILTIN_INSERTPS128): Likewise.
1159 (IX86_BUILTIN_MOVNTDQA): Likewise.
1160 (IX86_BUILTIN_MPSADBW128): Likewise.
1161 (IX86_BUILTIN_PACKUSDW128): Likewise.
1162 (IX86_BUILTIN_PCMPEQQ): Likewise.
1163 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1164 (IX86_BUILTIN_PMAXSB128): Likewise.
1165 (IX86_BUILTIN_PMAXSD128): Likewise.
1166 (IX86_BUILTIN_PMAXUD128): Likewise.
1167 (IX86_BUILTIN_PMAXUW128): Likewise.
1168 (IX86_BUILTIN_PMINSB128): Likewise.
1169 (IX86_BUILTIN_PMINSD128): Likewise.
1170 (IX86_BUILTIN_PMINUD128): Likewise.
1171 (IX86_BUILTIN_PMINUW128): Likewise.
1172 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1173 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1174 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1175 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1176 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1177 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1178 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1179 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1180 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1181 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1182 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1183 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1184 (IX86_BUILTIN_PMULDQ128): Likewise.
1185 (IX86_BUILTIN_PMULLD128): Likewise.
1186 (IX86_BUILTIN_ROUNDPD): Likewise.
1187 (IX86_BUILTIN_ROUNDPS): Likewise.
1188 (IX86_BUILTIN_ROUNDSD): Likewise.
1189 (IX86_BUILTIN_ROUNDSS): Likewise.
1190 (IX86_BUILTIN_PTESTZ): Likewise.
1191 (IX86_BUILTIN_PTESTC): Likewise.
1192 (IX86_BUILTIN_PTESTNZC): Likewise.
1193 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1194 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1195 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1196 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1197 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1199 (bdesc_sse_3arg): Likewise.
1200 (bdesc_2arg): Likewise.
1201 (bdesc_1arg): Likewise.
1202 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1204 (ix86_expand_sse_4_operands_builtin): New.
1205 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1206 smaller than 8 bits as the 2nd arg.
1207 (ix86_expand_sse_ptest): New.
1208 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1209 (ix86_expand_vector_set): Support SSE4.1.
1210 (ix86_expand_vector_extract): Likewise.
1212 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1213 __SSE4_1__ for -msse4.1.
1215 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1216 (UNSPEC_INSERTPS): Likewise.
1217 (UNSPEC_DP): Likewise.
1218 (UNSPEC_MOVNTDQA): Likewise.
1219 (UNSPEC_MPSADBW): Likewise.
1220 (UNSPEC_PHMINPOSUW): Likewise.
1221 (UNSPEC_PTEST): Likewise.
1222 (UNSPEC_ROUNDP): Likewise.
1223 (UNSPEC_ROUNDS): Likewise.
1225 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1227 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1228 (const_pow2_1_to_32768_operand): Likewise.
1230 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1233 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1235 (sse4_1_insertps): Likewise.
1236 (*sse4_1_extractps): Likewise.
1237 (sse4_1_ptest): Likewise.
1238 (sse4_1_mulv2siv2di3): Likewise.
1239 (*sse4_1_mulv4si3): Likewise.
1240 (*sse4_1_smax<mode>3): Likewise.
1241 (*sse4_1_umax<mode>3): Likewise.
1242 (*sse4_1_smin<mode>3): Likewise.
1243 (*sse4_1_umin<mode>3): Likewise.
1244 (sse4_1_eqv2di3): Likewise.
1245 (*sse4_1_pinsrb): Likewise.
1246 (*sse4_1_pinsrd): Likewise.
1247 (*sse4_1_pinsrq): Likewise.
1248 (*sse4_1_pextrb): Likewise.
1249 (*sse4_1_pextrb_memory): Likewise.
1250 (*sse4_1_pextrw_memory): Likewise.
1251 (*sse4_1_pextrq): Likewise.
1252 (sse4_1_blendpd): Likewise.
1253 (sse4_1_blendps): Likewise.
1254 (sse4_1_blendvpd): Likewise.
1255 (sse4_1_blendvps): Likewise.
1256 (sse4_1_dppd): Likewise.
1257 (sse4_1_dpps): Likewise.
1258 (sse4_1_movntdqa): Likewise.
1259 (sse4_1_mpsadbw): Likewise.
1260 (sse4_1_packusdw): Likewise.
1261 (sse4_1_pblendvb): Likewise.
1262 (sse4_1_pblendw): Likewise.
1263 (sse4_1_phminposuw): Likewise.
1264 (sse4_1_extendv8qiv8hi2): Likewise.
1265 (*sse4_1_extendv8qiv8hi2): Likewise.
1266 (sse4_1_extendv4qiv4si2): Likewise.
1267 (*sse4_1_extendv4qiv4si2): Likewise.
1268 (sse4_1_extendv2qiv2di2): Likewise.
1269 (*sse4_1_extendv2qiv2di2): Likewise.
1270 (sse4_1_extendv4hiv4si2): Likewise.
1271 (*sse4_1_extendv4hiv4si2): Likewise.
1272 (sse4_1_extendv2hiv2di2): Likewise.
1273 (*sse4_1_extendv2hiv2di2): Likewise.
1274 (sse4_1_extendv2siv2di2): Likewise.
1275 (*sse4_1_extendv2siv2di2): Likewise.
1276 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1277 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1278 (sse4_1_zero_extendv4qiv4si2): Likewise.
1279 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1280 (sse4_1_zero_extendv2qiv2di2): Likewise.
1281 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1282 (sse4_1_zero_extendv4hiv4si2): Likewise.
1283 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1284 (sse4_1_zero_extendv2hiv2di2): Likewise.
1285 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1286 (sse4_1_zero_extendv2siv2di2): Likewise.
1287 (*sse4_1_zero_extendv2siv2di2): Likewise.
1288 (sse4_1_roundpd): Likewise.
1289 (sse4_1_roundps): Likewise.
1290 (sse4_1_roundsd): Likewise.
1291 (sse4_1_roundss): Likewise.
1292 (mulv4si3): Don't expand for SSE4.1.
1293 (smax<mode>3): Likewise.
1294 (umaxv4si3): Likewise.
1295 (uminv16qi3): Likewise.
1296 (umin<mode>3): Likewise.
1297 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1299 * doc/extend.texi: Document SSE4.1 built-in functions.
1301 * doc/invoke.texi: Document -msse4.1.
1303 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1305 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1306 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1307 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1308 (ASM_SPEC): Add asm_pcrel_spec.
1309 (EXTRA_SPECS): Add asm_pcrel_spec.
1311 2007-05-21 David Daney <ddaney@avtrex.com>
1313 * doc/install.texi (Building a cross compiler): Add requirements
1314 for Java cross compiler.
1316 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1319 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1320 Add loopno argument. Use evolution_function_is_invariant_rec_p
1321 instead of evolution_function_is_constant_p.
1322 Update calls to evolution_function_is_affine_multivariate_p.
1323 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1324 Add loopno argument.
1325 * tree-scalar-evolution.c (gather_chrec_stats): Call
1326 evolution_function_is_affine_multivariate_p with a loop
1328 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1329 (analyze_overlapping_iterations): Likewise.
1330 (access_functions_are_affine_or_constant_p): Likewise.
1331 (build_classic_dist_vector_1): If the access functions
1332 are equal, don't do anything.
1334 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1335 Paolo Carlini <pcarlini@suse.de>
1336 Uros Bizjak <ubizjak@gmail.com>
1338 * c-cppbuiltin.c (c_cpp_builtins): Define
1339 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1340 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1341 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1342 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1344 2007-05-21 Mike Stump <mrs@apple.com>
1346 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1348 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1350 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1352 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1353 implementation if __OPTIMIZE__ is not defined.
1354 (_mm_alignr_pi8): Ditto.
1355 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1356 (_mm_inserti_si64): Ditto.
1357 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1358 (_mm_slli_epi16): Ditto.
1359 (_mm_slli_epi32): Ditto.
1360 (_mm_slli_epi64): Ditto.
1361 (_mm_srai_epi16): Ditto.
1362 (_mm_srai_epi32): Ditto.
1363 (_mm_srli_si128): Ditto.
1364 (_mm_slli_si128): Ditto.
1365 (_mm_srli_epi16): Ditto.
1366 (_mm_srli_epi32): Ditto.
1367 (_mm_srli_epi64): Ditto.
1368 (_mm_extract_epi16): Ditto.
1369 (_mm_insert_epi16): Ditto.
1370 (_mm_shufflehi_epi16): Ditto.
1371 (_mm_shufflelo_epi16): Ditto.
1372 (_mm_shuffle_epi32): Ditto.
1373 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1375 (_mm_insert_pi16): Ditto.
1377 (_mm_shuffle_pi16): Ditto.
1379 (_mm_shufle_ps): Ditto.
1380 (_mm_prefetch): Ditto.
1382 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1384 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1385 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1386 * real.c (encode_i370_single, decode_i370_single,
1387 encode_i370_double, decode_i370_double): Functions removed.
1388 (i370_single_format, i370_double_format): Initializations removed.
1389 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1390 Consider the log2_b field to always be one.
1391 (ieee_single_format, mips_single_format, coldfire_single_format,
1392 ieee_double_format, mips_double_format, coldfire_double_format,
1393 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1394 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1395 ibm_extended_format, mips_extended_format, ieee_quad_format,
1396 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1397 decimal_single_format, decimal_double_format, decimal_quad_format,
1398 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1399 initialization of log2_b.
1400 * real.h (i370_single_format, i370_double_format): Declarations removed.
1401 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1402 field to always be one.
1404 2007-05-21 Andreas Schwab <schwab@suse.de>
1406 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1407 NOTE_INSN_BASIC_BLOCK_P.
1408 (process_for_unwind_directive): Likewise.
1410 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1412 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1413 * function.h (struct function): Move va_list_gpr_size,
1414 va_list_fpr_size, function_frequency to front of bitfields. Add
1416 (current_function_calls_unwind_init): New.
1417 * except.c (expand_builtin_unwind_init): Set
1418 current_function_calls_unwind_init not
1419 current_function_has_nonlocal_label.
1420 * reload1.c (has_nonexceptional_receiver): New.
1421 (reload): Use it and current_function_calls_unwind_init to
1422 determine whether call-saved regs must be saved.
1424 2007-05-20 Jan Hubicka <jh@suse.cz>
1426 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1427 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1428 * ddg.c (create_ddg): LIkewise.
1429 * final.c (final): Remove hunk moving line numbernotes around since
1430 they are no longer present at this stage.
1431 (final_scan_insn): Use NOTE_KIND instead of
1432 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1433 (output_asm_label): Likewise.
1434 * reorg.c (dbr_schedule): Likewise.
1435 * haifa-sched.c (unlink_other_notes): Likewise.
1436 * mode-switching.c (optimize_mode_switching): Likewise.
1437 * graph.c (start_bb): Likewise.
1438 * rtl.def (NOTE): Update description.
1439 * jump.c (squeeze_notes): Delete.
1440 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1441 NOTE_INSN_BASIC_BLOCK_P when possible.
1442 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1443 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1444 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1445 (dwarf2out_var_location): Likewise.
1446 * cfgbuild.c (make_edges): Likewise.
1447 (find_basic_blocks_1): Likewise.
1448 * function.c (reorder_blocks_1): Likewise.
1449 (epilogue_done): Likewise.
1450 (reposition_prologue_and_epilogue_notes): Likewise.
1451 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1453 (print_rtl): Likewise.
1454 (print_rtl_single): Likewise.
1455 * gcse.c (insert_insn_start_bb): Likewise.
1456 * alias.c (init_alias_analysis): Likewise.
1457 * calls.c (fixup_tail_calls): Likewise.
1458 * except.c (sjlj_emit_function_enter): Likewise.
1459 * emit-rtl.c (add_insn_after): Likeiwse.
1460 (emit_label_before): Likewise.
1461 (emit_label_after): Likewise.
1462 (emit_note_before, emit_note_after, emit_note): Update
1463 parameter to be enum insn_note; do not deal with source
1465 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1466 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1468 (merge_blocks_move_successor_nojumps): Simplify now when
1469 we don't have BLOCK notes.
1470 (try_optimize_cfg): Likewise.
1471 * cfglayout.c (skip_insns_after_block): Likewise.
1472 (record_effective_endpoints): Likewise.
1473 (duplicate_insn_chain): Likewise.
1474 * varasm.c (output_constant_pool_1): Likewise.
1475 * sched-deps.c (sched_analyze): Likewise.
1476 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1478 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1479 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1480 (SET_INSN_DELETED): Simplify.
1481 (NOTE_LINE_NUMBER): Exterminate.
1482 (NOTE_LINE_KIND): New.
1483 (NOTE_INSN_BASIC_BLOCK_P): Update.
1484 (enum insn_note): Simplify.
1485 (GET_NOTE_INSN_NAME) Simplify.
1486 (emit_note_before, emit_note_after, emit_note): Update prototype.
1487 (squeeze_notes): Remove.
1488 * sched-int.h (NOTE_NOT_BB_P): Update.
1489 * resource.c (mark_target_live_regs): Update.
1490 * sched-rgn.c (debug_dependencies): Update.
1491 * sched-vis.c (print_insn): Update.
1492 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1493 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1494 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1495 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1496 (split_branches): Update.
1497 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1499 (sh_adjust_unroll_max): Exterminate.
1500 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1501 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1502 (m68hc11_reorg): Likewise.
1503 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1504 (emit_predicate_relation_info): Update.
1505 (process_for_unwind_directive): Update.
1506 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1507 (output_call): Update.
1508 * config/pa/pa.c (output_lbranch): Update.
1509 (output_millicode_call): Update.
1510 (output_call): Update.
1511 (pa_combine_instructions): Update.
1512 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1513 * config/bfin/bfin.c (gen_one_bundle): Update.
1514 * cfgrtl.c (can_delete_note_p): Update.
1515 (delete_insn): Update.
1516 (rtl_merge_blocks): Update.
1517 (commit_one_edge_insertion): Update.
1518 (rtl_verify_flow_info): Update.
1519 * stmt.c (expand_case): Do not call squeeze_notes.
1521 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1528 * c.opt (Wtype-limits): New.
1529 * doc/invoke.texi (Wtype-limits): Document it.
1530 (Wextra): Enabled by -Wextra.
1531 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1532 * c-common.c (shorten_compare): Warn with Wtype-limits.
1534 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1537 inlined function, not as a macro.
1538 (_mm_alignr_pi8): Ditto.
1539 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1540 (_mm_inserti_si64): Ditto.
1541 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1542 (_mm_extract_epi16): Ditto.
1543 (_mm_insert_epi16): Ditto.
1544 (_mm_shufflehi_epi16): Ditto.
1545 (_mm_shufflelo_epi16): Ditto.
1546 (_mm_shuffle_epi32): Ditto.
1547 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1548 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1550 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1552 (_m_to_float): Use C89 compatible assignment.
1554 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1557 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1559 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1562 * doc/invoke.texi (Wreturn-type): Complete description.
1563 (Wextra): Delete item about return-type warning.
1564 * c-decl.c: Delete redundant Wextra warning.
1566 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1569 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1570 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1571 inlined function, not as a macro.
1572 (_mm_prefetch): Ditto.
1574 (_mm_insert_pi16): Ditto.
1576 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1577 (_m_pshufw): Ditto. Add const to __N argument.
1578 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1579 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1580 (_mm_slli_epi32): Ditto.
1581 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1582 Add __inline to function declaration.
1583 (_mm_slli_si128): Ditto.
1585 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1587 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1588 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1590 (struct fenv): New structure.
1591 (FP_HANDLE_EXCEPTIONS): New define.
1592 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1593 (_FP_DECL_EXP): New define.
1594 (FP_INIT_ROUNDMODE): New define.
1595 (FP_ROUNDMODE): New define.
1597 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1599 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1600 (Wconversion): Update description.
1601 (Wconversion-sign): New.
1602 * c.opt (Wconversion-sign): New.
1603 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1604 means disabled for C++. Otherwise, take the status of Wconversion.
1605 * c-common.c (conversion_warning): Warn with either Wconversion or
1607 (warnings_for_convert_and_check): Conditions are already checked by
1609 (convert_and_check): Don't check warnings if the conversion failed.
1611 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1612 Anatoly Sokolov <aesok@dol.ru>
1614 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1615 avr_epilogue_uses) : Add declaration.
1616 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1617 * config/avr/constraints.md (R): New constraint.
1618 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1619 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1620 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1621 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1622 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1623 call_prologue_saves, epilogue_restores, return_from_epilogue,
1624 return_from_main_epilogue, return_from_interrupt_epilogue,
1625 return_from_naked_epilogue, prologue, epilogue): New patterns.
1626 (jump): Handle symbol reference.
1627 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1628 avr_output_function_prologue, avr_output_function_epilogue): Remove
1630 (avr_init_machine_status, expand_prologue, expand_epilogue,
1631 avr_asm_function_end_prologue, avr_epilogue_uses,
1632 avr_asm_function_begin_epilogue): New functions.
1633 (prologue_size, epilogue_size, jump_tables_size): Remove global
1635 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1636 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1637 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1638 (avr_override_options): Initialise init_machine_status.
1639 (output_movhi): Handle all stack pointer loads.
1640 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1641 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1642 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1643 (EPILOGUE_USES) Redefine.
1644 (machine_function) Declare.
1646 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1648 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1649 Use a single return statement.
1651 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1654 * builtins.c (do_mpfr_lgamma_r): New.
1655 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1656 * tree.h (CASE_FLT_FN_REENT): New.
1658 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1660 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1661 (output_die): Use 'unsigned long' with %x.
1662 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1663 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1664 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1666 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1668 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1673 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1674 true if function has no argument.
1676 2007-05-18 DJ Delorie <dj@redhat.com>
1678 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1679 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1681 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1683 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1684 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1685 count_trailing_zeros.
1686 (__i386__): Implement count_leading_zeros using __builtin_clz().
1687 Implement count_trailing_zeros usign __builtin_ctz().
1689 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1691 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1693 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1696 * expr.c (emit_move_change_mode): Change mode of push operands here.
1698 2007-05-17 Ian Lance Taylor <iant@google.com>
1700 PR tree-optimization/31953
1701 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1703 (set_value_range_to_null): Call set_value_range_to_value.
1704 (extract_range_from_comparison): Likewise.
1706 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * toplev.c (print_version): Output GMP/MPFR version info.
1710 * builtins.c (CASE_MATHFN_REENT): New macro.
1711 (mathfn_built_in): Use it.
1712 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1713 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1714 BUILT_IN_LGAMMAL_R): New.
1715 * doc/extend.texi: Document new builtins.
1718 * builtins.c (do_mpfr_remquo): New.
1719 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1720 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1723 * builtins.c (fold_builtin_1): Handle y0, y1.
1724 (fold_builtin_2): Handle yn.
1727 * builtins.c (do_mpfr_bessel_n): New.
1728 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1729 (fold_builtin_2): Handle BUILT_IN_JN.
1731 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1734 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1735 TYPE_PRECISION (intmax_type_node).
1737 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1740 * reload.c (subst_reloads): Remove checking.
1742 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1744 PR rtl-optimization/31691
1745 * combine.c (simplify_set): Build a new src pattern instead of
1746 substituting its operands in the COMPARE case.
1748 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1750 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1751 (execute_vrp): Preserve loops through jump threading.
1752 * tree-ssa-threadupdate.c (thread_single_edge,
1753 dbds_continue_enumeration_p, determine_bb_domination_status,
1754 thread_through_loop_header): New functions.
1755 (create_edge_and_update_destination_phis,
1756 create_edge_and_update_destination_phis): Set loops for the new blocks.
1757 (prune_undesirable_thread_requests): Removed.
1758 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1760 (thread_block): Do not call prune_undesirable_thread_requests.
1762 (mark_threaded_blocks): Select edges to thread here.
1763 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1764 Thread edges through loop headers independently.
1765 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1766 * tree-pass.h (TODO_mark_first_instance): New.
1767 (first_pass_instance): Declare.
1768 * cfghooks.c (duplicate_block): Put the block to the original loop
1769 if copy is not specified.
1770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1771 jump threading. Pass may_peel_loop_headers to
1772 thread_through_all_blocks according to first_pass_instance.
1773 * cfgloop.h (create_preheader): Declare.
1774 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1775 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1776 * passes.c (first_pass_instance): New variable.
1777 (next_pass_1): Set TODO_mark_first_instance.
1778 (execute_todo): Set first_pass_instance.
1780 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1782 PR tree-optimization/24659
1783 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1784 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1785 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1786 OTI_vec_pack_ufix_trunc.
1787 (vec_unpacks_float_hi_optab): Define new macro.
1788 (vec_unpacks_float_lo_optab): Ditto.
1789 (vec_unpacku_float_hi_optab): Ditto.
1790 (vec_unpacku_float_lo_optab): Ditto.
1791 (vec_pack_sfix_trunc_optab): Ditto.
1792 (vec_pack_ufix_trunc_optab): Ditto.
1793 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1794 and vec_pack_[s|u]fix_trunc_optab using
1795 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1796 * tree-vectorizer.c (supportable_widening_operation): Handle
1797 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1798 (supportable_narrowing_operation): New function.
1799 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1800 * tree-vect-transform.c (vectorizable_conversion): Handle
1801 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1802 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1803 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1804 to check for target support.
1805 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1806 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1807 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1808 for VEC_PACK_FIX_TRUNC_EXPR.
1809 (expand_binop): Special case mode of the result for
1810 vec_pack_[u|s]fix_trunc_optab.
1811 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1812 vec_pack_[u|s]fix_trunc_optab.
1814 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1815 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1816 * tree-pretty-print.c (dump_generic_node): Handle
1817 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1818 VEC_PACK_FIX_TRUNC_EXPR.
1820 * expr.c (expand_expr_real_1): Ditto.
1821 * tree-inline.c (estimate_num_insns_1): Ditto.
1822 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1824 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1825 (vec_unpacks_float_lo_v8hi): Ditto.
1826 (vec_unpacku_float_hi_v8hi): Ditto.
1827 (vec_unpacku_float_lo_v8hi): Ditto.
1828 (vec_unpacks_float_hi_v4si): Ditto.
1829 (vec_unpacks_float_lo_v4si): Ditto.
1830 (vec_pack_sfix_trunc_v2df): Ditto.
1832 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1834 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1835 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1836 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1837 [vec_pack_ufix_trunc]: Ditto.
1838 [vec_unpacks_float_hi]: Ditto.
1839 [vec_unpacks_float_lo]: Ditto.
1840 [vec_unpacku_float_hi]: Ditto.
1841 [vec_unpacku_float_lo]: Ditto.
1843 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1845 * soft-fp/README: Update for new files.
1846 * soft-fp/floattisf.c: New file.
1847 * soft-fp/floattidf.c: New file.
1848 * soft-fp/floattitf.c: New file.
1849 * soft-fp/floatuntisf.c: New file.
1850 * soft-fp/floatuntidf.c: New file.
1851 * soft-fp/floatuntitf.c: New file.
1852 * soft-fp/fixsfti.c: New file.
1853 * soft-fp/fixdfti.c: New file.
1854 * soft-fp/fixtfti.c: New file.
1855 * soft-fp/fixunssfti.c: New file.
1856 * soft-fp/fixunsdfti.c: New file.
1857 * soft-fp/fixunstfti.c: New file.
1858 * soft-fp/extendxftf.c: New file.
1859 * soft-fp/trunctfxf.c: New file.
1861 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1862 (__trunctfxf2): Ditto.
1864 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1865 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1866 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1867 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1868 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1869 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1871 * config/i386/t-fprules-softfp64: New file.
1872 * config/i386/sfp-machine.h: New file.
1873 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1874 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1875 and soft-fp/t-softfp to tmake_file.
1876 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1877 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1879 * config/i386/t-linux64 (softfp_wrap_start): New.
1880 (softfp_wrap_end): New.
1881 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1882 supported for TARGET_64BIT.
1884 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1886 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1887 c_common_unsigned_type behavior.
1889 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1891 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1894 2007-05-16 Eric Christopher <echristo@apple.com>
1896 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1897 saving after stack push. Set sp_offset whenever we push.
1898 (rs6000_emit_epilogue): Move altivec register restore before
1901 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1903 * configure.ac: Allow sysroots to be relocated under $prefix as
1904 well as $exec_prefix.
1905 * configure: Regenerate.
1907 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1911 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1913 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1914 (gcc_tooldir): Likewise.
1915 * configure: Regenerate.
1916 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1917 old configure.ac gcc_tooldir setting.
1918 (prefix_to_exec_prefix): New variable.
1919 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1920 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1922 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1924 * c-typeck.c (build_binary_op): Return early for error.
1926 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1928 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1929 struct nb_iter_bound.
1930 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1931 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1932 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1933 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1934 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1935 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1936 (del_scev_info): Use ggc_free.
1937 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1938 * loop-init.c: Include ggc.h.
1939 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1940 (loop_optimizer_finalize): Use ggc_free.
1941 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1942 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1943 pass_iv_optimize): Add TODO_ggc_collect.
1944 * function.h (struct function): Remove skip marker from x_current_loops.
1945 * cfgloop.c: Include ggc.h.
1946 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1948 (establish_preds): Vector superloops is gc allocated.
1949 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1951 (flow_loops_find): Vector larray is gc allocated.
1952 (loop_exit_free): Use ggc_free.
1953 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1954 that head of exits list is now not a part of struct loop.
1955 (record_loop_exits): Allocate exits table in gc memory.
1956 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1957 head of exits list is now not a part of struct loop.
1958 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1959 struct loop_exit): Add GTY marker.
1960 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1961 Add skip marker to aux field. Make head of exits list a separate
1963 (struct loops): Add GTY marker. Make larray vector gc allocated.
1964 Add param marker to exits table.
1965 (get_loops): Type changed.
1966 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1968 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1969 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1970 * basic-block.h (struct basic_block_def): Remove skip marker from
1973 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1975 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1976 of 0 in the call to expand_expr().
1977 (expand_builtin_mathfn_3): Ditto.
1978 (expand_builtin_interclass_mathfn): Ditto.
1979 (expand_builtin_cexpi): Ditto.
1980 (expand_builtin_int_roundingfn): Ditto.
1981 (expand_builtin_int_roundingfn_2): Ditto.
1982 (expand_builtin_pow): Ditto.
1983 (expand_builtin_powi): Ditto.
1984 (expand_builtin_bswap): Ditto.
1985 (expand_builtin_unop): Ditto.
1986 (expand_builtin_fabs): Ditto.
1987 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1988 the call to expand_expr().
1989 (expand_builtin_sync_operation): Ditto.
1990 (expand_builtin_compare_and_swap): Ditto.
1991 (expand_builtin_lock_test_and_set): Ditto.
1992 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1993 instead of 0 in the call to expand_expr().
1994 (expand_builtin_extract_return_addr): Ditto.
1995 (expand_builtin_eh_return): Ditto.
1996 (expand_eh_return): Ditto.
1997 * explow.c (expr_size): Ditto.
1998 * expr.c (optimize_bitfield_assignment_op): Ditto.
1999 (expand_assignement): Ditto.
2000 (store_expr): Ditto.
2001 (store_field): Ditto.
2002 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2003 the call to expand_expr().
2004 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2005 in the call to expand_expr().
2006 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2007 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2008 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2010 * optabs.c (expand_vec_shift_expr): Ditto.
2011 (expand_vec_cond_expr): Ditto.
2012 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2013 call to expand_expr().
2014 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2015 in the call to expand_expr().
2017 2007-05-14 Dave Korn <dave.korn@artimi.com>
2019 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2021 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2023 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2024 instead of c_common_unsigned_type.
2025 (c_common_unsigned_type): Remove.
2026 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2027 c_common_unsigned_type.
2028 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2029 c_common_unsigned_type.
2030 * c-common.h (c_common_unsigned_type): Remove.
2031 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2032 c_common_unsigned_type.
2033 * c-format.c (check_format_types): Use unsigned_type_for instead of
2034 c_common_unsigned_type.
2035 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2036 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2037 c_common_unsigned_type.
2038 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2039 lang_hooks.types.unsigned_type.
2040 * expmed.c (make_tree): Use unsigned_type_for instead of
2041 lang_hooks.types.unsigned_type.
2042 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2043 lang_hooks.types.unsigned_type.
2044 (build_range_check): Likewise.
2045 (fold_unary): Likewise.
2046 (fold_binary): Likewise.
2047 (fold_ternary): Likewise.
2048 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2049 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2050 * tree.c (get_unsigned_type): New.
2051 (unsigned_type_for): Use get_unsigned_type instead of
2052 lang_hooks.types.unsigned_type.
2054 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2056 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2057 to m68k_get_function_kind. Update its prototype.
2058 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2060 (m68k_interrupt_function_p): Return enum m68k_function_type
2061 instead of bool. Rename to m68k_get_function_kind.
2062 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2064 (m68k_compute_frame_layout): Don't mark any register for save
2065 if an interrupt_thread attribute is specified.
2066 (m68k_hard_regno_rename_ok): Update a use of
2067 m68k_interrupt_function_p.
2068 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2069 m68k_interrupt_function_p.
2070 (m68k_function_type): New.
2071 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2072 for a function with an interrupt_thread attribute.
2073 * doc/extend.texi: Document the interrupt_thread attribute.
2075 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2077 Fix PR tree-optimization/31911
2078 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2079 if they didn't change the expression.
2081 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2083 * tree-scalar-evolution.c (resolve_mixers): Exported.
2084 * tree-scalar-evolution.h (resolve_mixers): Declare.
2085 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2086 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2087 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2088 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2089 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2090 strip_conversion, analyze_offset_expr, address_analysis,
2091 object_analysis, analyze_offset): Removed.
2092 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2093 split_constant_offset, canonicalize_base_object_address,
2094 object_address_invariant_in_loop_p, disjoint_objects_p,
2095 dr_may_alias_p, dr_address_invariant_p): New functions.
2096 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2097 and dr_analyze_alias.
2098 (initialize_data_dependence_relation): Use dr_may_alias_p
2099 and object_address_invariant_in_loop_p.
2100 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2102 (find_data_references_in_stmt): Restrict the analysis of data references
2103 to the given loop nest.
2104 (find_data_references_in_loop): Made static. Pass loop nest to
2105 find_data_references_in_stmt.
2106 (compute_data_dependences_for_loop): Use DR_VOPS.
2107 (free_data_ref): Free DR_VOPS.
2108 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2109 (struct innermost_loop_behavior): ... new.
2110 (struct base_object_info): Replaced by ...
2111 (struct indices): ... new.
2112 (struct dr_alias): New.
2113 (enum data_ref_type): Removed.
2114 (struct data_reference): Consist of struct innermost_loop_behavior,
2115 struct indices and struct dr_alias.
2116 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2117 (DR_MEMTAG): Renamed to ...
2118 (DR_SYMBOL_TAG): ... this.
2119 (find_data_references_in_loop): Declaration removed.
2120 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2121 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2122 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2123 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2125 2007-05-13 Revital Eres <eres@il.ibm.com>
2127 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2128 which walks virtual def-use chains to find redundant stores.
2129 (dse_optimize_stmt): Call it.
2131 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2133 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2134 * passes.c (init_optimization_passes): Move pass_jump_bypass
2137 * basic-block.h (bb_has_eh_pred): Fix style issue.
2139 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2141 PR rtl-optimization/31848
2142 * loop-invariant.c (move_invariant_reg): If we move an insn
2143 with a REG_EQUAL note, and that insn is not always executed,
2144 remove the REG_EQUAL note.
2146 2007-05-12 Richard Guenther <rguenther@suse.de>
2148 PR tree-optimization/31797
2149 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2150 propagate into a stmt that has volatile ops.
2152 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2154 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2155 (gcc_tooldir): Likewise.
2156 * configure: Regenerate.
2157 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2158 old configure.ac gcc_tooldir setting.
2159 (prefix_to_exec_prefix): New variable.
2160 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2161 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2163 2007-05-11 Silvius Rus <rus@google.com>
2165 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2166 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2167 * c-common.h (strict_aliasing_warning): Change return type.
2168 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2169 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2170 (build_c_cast): Condition call to strict_aliasing_warning.
2171 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2172 * flags.h (set_Wstrict_aliasing): Declare.
2173 * opts.c (set_Wstrict_alising): Define, add call to.
2174 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2175 * tree-ssa-alias-warnings.c: New file.
2176 * tree-ssa-alias.c (compute_may_aliases): Add call to
2177 strict_aliasing_warning_backend.
2179 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2181 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2182 Use loop_depth and loop_outer accessor functions.
2183 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2184 determine_invariantness_stmt, move_computations_stmt): Ditto.
2185 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2186 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2187 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2188 * tree-scalar-evolution.c (interpret_loop_phi,
2189 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2190 instantiate_parameters_1, scev_const_prop): Ditto.
2191 * cfghooks.c (make_forwarder_block): Ditto.
2192 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2193 * modulo-sched.c (loop_canon_p): Ditto.
2194 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2195 slpeel_can_duplicate_loop_p): Ditto.
2196 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2197 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2198 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2199 cancel_loop, verify_loop_structure): Ditto.
2200 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2201 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2202 superloops vector instead of "pred" array.
2203 (establish_preds): Take father loop as an argument. Initialize the
2205 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2206 initialize loop->outer.
2207 (flow_loop_tree_node_remove): Truncate the superloops vector.
2208 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2209 "pred" merged to "superloops" vector.
2210 (loop_depth, loop_outer): New.
2211 (fel_init): Use loop_outer.
2213 2007-05-11 Jan Hubicka <jh@suse.cz>
2215 * cgraphunit.c: Include gt-cgraphunit.h
2216 (static_ctors, static_dtors): New static vars.
2217 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2218 based on implementation in c-common.c
2219 (cgraph_finalize_function): Call record_cdtor_fn.
2220 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2221 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2222 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2223 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2224 build_cdtor, c_build_cdtor_fns): Remove.
2225 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2226 c_build_cdtor_fns): Remove prototype.
2228 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2231 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2232 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2233 * builtins.c (fold_builtin_memchr): New.
2234 (expand_builtin_memchr): Call the latter.
2235 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2236 * doc/extend.texi ([Other built-in functions provided by GCC]):
2239 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2241 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2242 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2243 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2244 PFPO_OP1_TYPE_SHIFT): Constants added.
2245 (DFP_ALL): Mode macro defined.
2246 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2247 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2248 Insn definitions added.
2249 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2250 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2253 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2255 PR tree-optimization/31885
2256 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2258 (automatically_generated_chrec_p): Return false for NULL.
2260 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2262 * config/bfin/bfin.h (MOVE_RATIO): Define.
2264 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2266 * config.gcc (sparc-wrs-vxworks): New target.
2267 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2268 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2269 * config/sparc/sparc.h: Include vxworks-dummy.h.
2270 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2271 include LABEL_REFs too.
2272 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2273 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2275 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2277 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2278 (sparc_emit_call_insn): New function.
2279 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2280 functions when generating VxWorks PIC.
2281 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2282 (call, call_value): Use sparc_emit_call_insn instead of
2285 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2287 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2289 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2291 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2292 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2293 instead of operand_subword.
2295 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2297 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2298 * config/bfin/bfin.c (bfin_local_alignment): New function.
2299 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2301 2007-05-08 Chao-ying Fu <fu@mips.com>
2303 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2304 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2305 (smsub_widen_optab, umsub_widen_optab): Define.
2306 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2308 * genopinit.c (optabs): Fill in smsub_widen_optab and
2310 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2311 and umsub_widen_optab to implement multiply-subtract sequences.
2312 * config/mips/mips.md (*msac<u>_di): Rename to...
2313 (<u>msubsidi4): ...this. Extend condition to include
2314 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2315 of operand 0 to "ka" and use the three-operand form of msub<u>
2317 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2320 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2322 PR rtl-optimization/28011
2323 * reload.c (push_reload): Set dont_share if IN appears in OUT
2324 also when IN is a PLUS rtx.
2325 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2328 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2330 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2331 call unshare_all_decls.
2332 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2333 (unshare_all_decls): Remove.
2335 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2338 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2341 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2342 Nigel Stephens <nigel@mips.com>
2344 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2345 Update comments and all uses.
2346 (MIN_FPRS_PER_FMT): Define.
2347 * config/mips/mips.c (function_arg): Fix to correctly handle
2348 the -mips32r2 -mfp64 -mabi=32 case.
2349 (override_options): Enable use of odd-numbered registers for
2350 SFmode values on MIPS32.
2351 (mips_save_reg_p): Save whole floating-point register pair if
2352 either half is used.
2353 (compute_frame_size): Fix comment.
2355 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2357 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2358 argument of type bool.
2359 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2360 argument. Safely select temporary P register according to it.
2361 (do_link): Change call site of add_to_reg accordingly.
2362 (do_unlink): Add epilogue_p as a fourth argument and pass it
2364 (expand_interrupt_handler_epilogue): Change call of do_unlink
2366 (bfin_expand_prologue): Add a third argument sibcall_p.
2367 * config/bfin/bfin.md (epilogue): Change call of
2368 bfin_expand_epilogue accordingly.
2369 (sibcall_epilogue): Likewise.
2370 (eh_return_internal): Likewise.
2372 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2373 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2374 * config/bfin/bfin.c (bfin_handle_option): Handle
2375 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2377 Support bf534, bf536 and bf561.
2378 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2380 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2383 * config/i386/i386.c (ix86_function_regparm): Process local
2384 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2386 2007-05-07 Mike Stump <mrs@apple.com>
2388 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2389 also checks for and while statements in C++.
2391 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2393 * gcc.c (at_file_supplied): New variable.
2394 (main): Set it if we expanded argv.
2395 (do_spec_1): Pass an @-file to the linker if we were called with
2396 an @-file argument and HAVE_GNU_LD.
2397 * collect2.c (at_file_supplied): New variable.
2398 (response_file): New variable.
2399 (collect_exit): Unlink response_file if necessary.
2400 (handler): Likewise.
2401 (do_wait): Likewise.
2402 (main): Set at_file_supplied if we expanded argv.
2403 (collect_execute): Pass an @-file to subprocesses if we were called
2404 with an @-file argument.
2405 * configure.ac: Add define for HAVE_GNU_LD.
2406 * configure: Regenerate.
2407 * config.in: Regenerate.
2409 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2411 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2417 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2419 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2420 (TARGET_ENCODE_SECTION_INFO): Re-define.
2421 (m32c_encode_section_info): New
2422 (function_vector_handler): New
2423 (current_function_special_page_vector): New
2424 (m32c_special_page_vector_p): New.
2425 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2427 * config/m32c/jump.md: Added instruction JSRS for functions
2428 with attribute "function_vector".
2429 * doc/extend.texi (function_vector): Added description
2430 for M16C, M32C targets.
2432 2007-05-07 DJ Delorie <dj@redhat.com>
2435 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2436 ashrpsi3, lshrpsi3): Update shift count constraint.
2438 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2439 Nathan Froyd <froydnj@codesourcery.com>
2442 * c-incpath.c (add_path): Strip trailing path separators.
2444 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2446 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2447 Free dominance info before purging EH edges.
2448 (eliminate_degenerate_phis): Likewise.
2449 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2451 2007-05-07 Jan Hubicka <jh@suse.cz>
2453 * gimplify.c (gimplify_expr): Do not crash when folding
2454 (void *)(int)&a + 4.
2456 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2459 * c-opts.c (lang_fortran): Make it non static.
2460 * c-common.h (lang_fortran): New prototype.
2461 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2462 -lang-fortran option was passed by the driver.
2464 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2466 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2467 of ASSERT_CHECKING. Tweak message.
2469 2007-05-06 Revital Eres <eres@il.ibm.com>
2472 * loop-unroll.c (insert_var_expansion_initialization):
2473 Initialize the expansions with -zero instead of +zero.
2475 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2477 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2478 into pic and non-pic versions. Mark r19 as used for
2479 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2480 for tgd_load, tld_load and tie_load .
2481 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2482 version of tgd_load, tld_load and tie_load depending on the
2485 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2486 Jakub Jelinek <jakub@redhat.com>
2488 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2489 (__do_global_dtors_aux): Use more paranoid loop to run
2490 destructors if HIDDEN_DTOR_LIST_END.
2491 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2493 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2495 * varasm.c (align_variable): Don't increase alignment for
2496 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2497 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2499 2007-05-04 Josh Conner <jconner@apple.com>
2501 * basic-block.h (cdi_direction): Assign values to all enumeration
2503 (dom_computed): Remove.
2504 (dom_info_state): New.
2505 (set_dom_info_availability): New.
2506 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2507 walk_data.dom_direction.
2508 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2509 instead of dom_computed[].
2510 (split_edge): Likewise.
2511 (create_basic_block): Likewise.
2512 (merge_blocks): Likewise.
2513 * ifcvt.c (find_if_header): Likewise.
2514 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2515 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2516 * tree-ssa.c (verify_ssa): Likewise.
2517 * tree-cfg.c (tree_verify_flow_info): Likewise.
2518 (remove_edge_and_dominated_blocks): Likewise.
2519 * dominance.c (dom_computed): Make static.
2520 (calc_dfs_tree_nonrec): Change third param to a bool.
2521 (calc_dfs_tree): Change second param to a bool.
2522 (calc_idioms): Change second param to a bool. Use
2523 dom_convert_dir_to_idx.
2524 (init_dom_info): Validate dir before using.
2525 (dom_convert_dir_to_idx): New.
2526 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2527 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2528 (free_dominance_info): Use dom_convert_dir_to_idx.
2529 (get_immediate_dominator): Likewise.
2530 (set_immediate_dominator): Likewise.
2531 (get_dominated_by): Likewise.
2532 (redirect_immediate_dominators): Likewise.
2533 (nearest_common_denominator): Likewise.
2534 (dominated_by_p): Likewise.
2535 (bb_dom_dfs_in): Likewise.
2536 (bb_dom_dfs_out): Likewise.
2537 (recount_dominator): Likewise.
2538 (iterate_fix_dominators): Likewise.
2539 (add_to_dominance_info): Likewise.
2540 (delete_from_dominance_info): Likewise.
2541 (first_dom_son): Likewise.
2542 (next_dom_son): Likewise.
2543 (dom_info_available_p): Likewise.
2544 (dom_info_state): New.
2545 (set_dom_info_availability): New.
2547 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2549 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2551 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2553 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2555 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2556 (subdi3, subdi_carry): Delete.
2558 2007-05-04 Jan Hubicka <jh@suse.cz>
2559 Richard Guenther <rguenther@suse.de>
2561 * opts.c (decode_options): Do not fiddle with inlining
2562 parameters in case of optimizing for size.
2563 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2564 for size do nothing.
2565 (cgraph_decide_inlining_of_small_function): When optimizing for
2566 size never inline functions increasing caller size.
2567 (cgraph_early_inlining): Inline for size when optimizing for size.
2569 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2571 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2572 logical operations piecewise.
2573 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2574 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2575 subdi_sesidi_di): Delete.
2576 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2577 the generated sequence. Allow three-reg add in constraints. Rewrite
2578 the rtl expression for carry to avoid zero_extend of a constant.
2579 (sub_with_carry): New pattern.
2580 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2581 different sequence not involving jumps.
2582 (notbi): Now a named pattern.
2584 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2586 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2587 Add the note about a significant loss of accuracy of some
2588 mathematical routines when these options are used.
2590 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2592 * haifa-sched.c (rtx_vec_t): New typedef.
2593 (contributes_to_priority_p): Extract piece of priority () into new
2595 (priority): Use the function. Add assertion.
2596 (rank_for_schedule, set_priorities): Add assertion to check that
2597 insn's priority is initialized.
2598 (clear_priorities, calc_priorities): Change signature. Make it update
2599 all relevant insns. Update all callers ('add_to_speculative_block ()'
2600 and 'create_block_check_twin ()').
2601 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2602 Add new field 'priority_status'.
2603 (INSN_PRIORITY_STATUS): New macro.
2604 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2606 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2608 * sched-ebb.c (debug_ebb_dependencies): New static function.
2609 (init_ready_list): Use it.
2611 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2612 with changed signature and 'debug_rgn_dependencies ()'.
2613 (debug_rgn_dependencies): New static function.
2614 (init_ready_list): Use it.
2616 * sched-int.h (debug_dependencies): Declare.
2618 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2620 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2622 2007-05-04 Dirk Mueller <dmueller@suse.de>
2624 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2626 2007-05-03 Jan Hubicka <jh@suse.cz>
2628 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2629 for pointer type in more cases than before.
2631 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2633 * tree-object-size.c (plus_expr_object_size): When operand size is
2634 unknown, return unknown.
2636 2007-05-03 Dirk Mueller <dmueller@suse.de>
2638 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2640 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2643 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2645 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2647 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2649 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2651 * config/soft-fp/double.h, config/soft-fp/extended.h,
2652 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2653 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2654 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2655 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2658 2007-05-03 Ian Lance Taylor <iant@google.com>
2660 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2661 MASK_PPC_GFXOPT for 8540 or 8548.
2663 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2665 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2666 vect_print_dump_info() to output debug information.
2668 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2671 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2672 operands of size 2 when operand is not MEM_P.
2674 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2676 PR tree-optimization/30565
2677 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2679 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2681 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2682 (umulsi3_highpart): Use them.
2683 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2684 for final accumulator to D regisster tranfser.
2686 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2688 PR tree-optimization/31699
2689 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2691 (vect_enhance_data_refs_alignment): Compute peel amount using
2692 TYPE_VECTOR_SUBPARTS instead of vf.
2693 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2695 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2698 * system.h: Remove inclusion of double-int.h
2699 * tree.h: Include double-int.h
2700 * gengtype.c: Likewise
2701 * cfgloop.h: Likewise
2702 * Makefile.in: Adjust dependencies on double-int.h
2704 2007-05-02 Eric Christopher <echristo@apple.com>
2706 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2707 -shared to -Zdynamiclib.
2709 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2712 * c-common.c (strip_pointer_or_array_types): New function.
2713 * c-common.h (strip_pointer_or_array_types): New function declaration.
2715 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2717 PR tree-optimization/31771
2718 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2720 2007-05-02 Paul Brook <paul@codesourcery.com>
2722 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2724 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2727 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2730 2007-05-02 Nick Clifton <nickc@redhat.com>
2732 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2734 2007-05-02 Richard Guenther <rguenther@suse.de>
2736 PR tree-optimization/31146
2737 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2738 argument, single_use_p. If we have a single use that is
2739 a conversion to the definition rhs type, propagate that rhs.
2740 (forward_propagate_addr_expr): Pass single_use_p argument
2741 to forward_propagate_addr_expr_1.
2743 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2748 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2750 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2751 'AMD Family 10 core'.
2753 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2755 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2756 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2757 with SSE3 instruction set support.
2758 * doc/invoke.texi: Likewise.
2760 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2762 * config/i386/i386.c (override_options): Tuning 32-byte loop
2763 alignment for amdfam10 architecture. Increasing the max loop
2764 alignment to 24 bytes.
2766 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2768 * config/m68k/constraints.md: New.
2769 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2770 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2771 EXTRA_CONSTRAINT): Remove.
2772 * config/m68k/m68k.md: Include constraints.md.
2773 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2775 2007-05-01 Ian Lance Taylor <iant@google.com>
2777 PR tree-optimization/31739
2778 * tree-vrp.c (vrp_val_is_max): New static function.
2779 (vrp_val_is_min): New static function.
2780 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2782 (set_value_range): Use vrp_val_is_{max,min}.
2783 (extract_range_from_assert): Likewise.
2784 (extract_range_from_binary_expr): Likewise.
2785 (extract_range_from_unary_expr): Likewise.
2786 (dump_value_range, vrp_meet): Likewise.
2787 (vrp_visit_phi_node): Likewise.
2788 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2790 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2792 * config/i386/gmon-sol2.c (size_t): New type.
2793 (intptr_t): Likewise.
2794 (s_textsize): Declare as size_t.
2796 (monstartup): Use size_t for sizes.
2797 (_mcount): Save and restore registers.
2798 (internal_mcount): Pass 0 as the first argument to monstartup
2800 (moncontrol): Convert pointer to appropriately sized integer
2801 before passing to profil.
2803 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2805 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2806 __NO_FPRS__, not just if _SOFT_DOUBLE.
2807 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2808 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2809 also for E500 double.
2810 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2811 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2814 2007-05-01 Richard Guenther <rguenther@suse.de>
2816 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2819 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2821 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2823 2007-05-01 Jan Hubicka <jh@suse.cz>
2825 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2828 2007-05-01 Jan Hubicka <jh@suse.cz>
2830 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2831 (maybe_fold_offset_to_reference): Declare.
2832 * fold-const.c (fold_unary): Do not fold
2833 (type *)&A into &A->field_of_type_and_offset_0
2834 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2835 size is unknown, give up.
2836 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2838 (maybe_fold_offset_to_reference): New.
2839 (maybe_fold_stmt_indirect): Use it.
2840 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2841 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2843 (gimplify_expr): Likewise for plus_expr.
2845 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2847 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2848 bsi_after_labels. Always insert statements before bsi.
2849 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2850 * predict.c (apply_return_prediction): Check for empty blocks.
2851 * cfgexpand.c (lab_rtx_for_bb): New variable.
2852 (label_rtx_for_bb): Do not create new tree labels.
2853 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2854 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2855 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2857 (label_for_bb): Add field used.
2858 (update_eh_label, main_block_label): Mark the label used.
2859 (cleanup_dead_labels): Remove unused labels.
2861 2007-05-01 Richard Guenther <rguenther@suse.de>
2863 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2864 if it is not about to be set.
2865 (get_value_range): Do not pre-allocate equiv bitmap.
2866 (update_value_range): No need to clear equiv field.
2867 (add_equivalence): Change prototype to get bitmap pointer.
2868 Allocate bitmap here if it is not already.
2869 (extract_range_from_assert): Do not allocate bitmap here.
2870 Update callers to add_equivalence.
2871 (extract_range_from_ssa_name): Likewise.
2872 (get_vr_for_comparison): New static helper.
2873 (compare_name_with_value): Handle NULL equiv bitmap by
2874 peeling the first iteration of the comparison loop.
2875 Use get_vr_for_comparison.
2876 (compare_names): Handle NULL equiv bitmaps by using fake
2877 ones. Use get_vr_for_comparison.
2879 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2881 * double-int.c (mpz_set_double_int): Moved from
2882 tree-ssa-loop-niter.c.
2883 (mpz_get_double_int): Likewise; also, add option to wrap
2884 out-of-range integers.
2885 * double-int.h: New prototypes for above.
2886 * tree.c (get_static_type_bounds): Moved from
2887 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2888 TYPE_MAX_VALUE if they exist..
2889 * tree.h: New prototype for above.
2890 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2891 get_type_bounds calls.
2892 (mpz_set_double_int): Move to double-int.c.
2893 (get_type_bounds): Move to tree.c, rename to
2894 get_static_type_bounds.
2895 (mpz_to_double_int): Move to double-int.c, rename to
2898 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2900 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2901 DIV0 exception can fall through to a normal return.
2903 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2907 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2908 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2909 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2910 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2911 initialize align to silence bogus warning.
2912 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2913 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2915 (struct sra_walk_fns): Remove use_all parameter from use.
2916 (sra_hash_tree): Handle BIT_FIELD_REFs.
2917 (sra_elt_hash): Don't hash bitfld blocks.
2918 (sra_elt_eq): Skip them in parent compares as well. Handle
2920 (sra_walk_expr): Don't maintain or pass down use_all_p.
2921 (scan_use): Remove use_all parameter.
2922 (scalarize_use): Likewise. Re-expand assignment to
2923 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2924 output, and re-scalarize after output. Don't mark anything
2926 (scalarize_ldst): Adjust.
2927 (scalarize_walk_gimple_modify_statement): Likewise.
2928 (build_element_name_1): Handle BIT_FIELD_REFs.
2929 (instantiate_element): Don't warn for any element whose parent
2931 (instantiate_missing_elements_1): Return the sra_elt.
2932 (canon_type_for_field): New.
2933 (try_instantiate_multiple_fields): New.
2934 (instantiate_missing_elemnts): Use them.
2935 (mark_no_warning): Removed.
2936 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2937 (REPLDUP, sra_build_elt_assignment): New.
2938 (generate_copy_inout): Use them.
2939 (generate_element_copy): Likewise. Handle bitfld differences.
2940 (generate_element_zero): Don't recurse for blocks. Use
2941 sra_build_elt_assignment.
2942 (generate_one_element_int): Take elt instead of var. Use
2943 sra_build_elt_assignment.
2944 (generate_element_init_1): Adjust.
2945 (scalarize_use, scalarize_copy): Use REPLDUP.
2946 (scalarize_ldst): Move assert before dereference.
2947 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2949 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2952 * tree.c (reconstruct_complex_type): Reconstruct a reference
2954 Also use the same mode for the pointer as the old pointer type.
2956 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2958 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2961 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2963 PR rtl-optimization/31676
2964 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2965 (df_refs_record): Call it.
2967 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2969 * rtl.def (SS_ABS): New code.
2970 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2971 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2972 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2973 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2974 (bfin_init_builtins): Define them.
2975 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2976 (bfin_expand_builtin): ... and handle the others here.
2977 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2978 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2979 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2980 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2981 operand is only HImode.
2983 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2985 * regclass.c (scan_one_insn): Remove splitting of
2988 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2989 Nigel Stephens <nigel@mips.com>
2991 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2993 2007-04-28 Jan Hubicka <jh@suse.cz>
2995 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2996 insn_locators_alloc instead of insn_locators_initialize;
2997 call reset_block_changes.
2998 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2999 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3000 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3001 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3002 * config/score/score.c (th_output_mi_thunk): Likewise.
3003 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3004 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3005 tolerate uninitialized locator info.
3008 * function.c (init_function_start): Don't init line number info.
3009 (expand_function_end): Update.
3010 (reset_block_changes, record_block_change, finalize_block_changes,
3011 check_block_change, free_block_changes): Kill.
3012 * function.h (reset_block_changes, record_block_change,
3013 finalize_block_changes, check_block_change, free_block_changes): Remove
3015 (struct function): Remove ib_boundaries_block.
3016 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3017 Use curr_insn_locator to initialize locator.
3018 (emit_line_note): Remove.
3019 * cfgexpand.c (expand_gimple_cond_expr): Update.
3020 (construct_exit_block): Likewise.
3021 (tree_expand_cfg): Initialize/finalize locators.
3022 * expr.c (expand_expr_real): Update.
3023 * cfglayout.c (line_locators_locs, line_locators_lines,
3024 file_locators_locs, file_locators_files): Remove.
3025 (set_block_levels): Move to cfgexpand.c.
3026 (insn_locators_initialize): Remove.
3027 (pass_insn_locators_initialize): Remove.
3028 (locations_locators_locs, locations_locators_vals): New static vars.
3029 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3031 (insn_locators_alloc, insn_locators_finalize,
3032 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3034 (locator_location): New.
3035 (locator_line, locator_file): Rewrite.
3036 * rtl.h (emit_line_note): Kill.
3037 (insn_locators_alloc, insn_locators_finalize,
3038 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3040 * tree-inline.c (initialize_cfun): Do not initialize
3041 ib_boundaries_block.
3042 * passes.c (pass_insn_locators_initialize): Remove.
3044 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3046 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3047 info. Update last_basic_block correctly.
3049 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3052 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3053 register itself to hold the offset constant. Tell flow the use
3054 of r4 and r5 when they are used.
3056 2007-04-27 Richard Guenther <rguenther@suse.de>
3058 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3059 if we simplified anything.
3060 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3061 warnings until we did a simplification and the stmt was not
3062 marked as TREE_NO_WARNING.
3064 2007-04-27 Mike Stump <mrs@apple.com>
3066 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3068 2007-04-27 Ian Lance Taylor <iant@google.com>
3071 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3072 TYPE_MAX_VALUE exist, convert them to the new type.
3074 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3076 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3077 if it claims to be available.
3078 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3080 (perform_tree_ssa_dce): Always free postdominators.
3082 2007-04-27 Richard Henderson <rth@redhat.com>
3084 * config/alpha/predicates.md (aligned_memory_operand): Mark
3085 as define_special_predicate.
3086 (unaligned_memory_operand, normal_memory_operand): Likewise.
3087 (reg_or_unaligned_mem_operand): Remove.
3088 (any_memory_operand): Match the documentation and check for
3089 non-renumbered pseudos during reload.
3090 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3091 alpha_secondary_reload_class, update to new interface, make static.
3092 Handle CQImode like HImode. Remove FP subreg check.
3093 (alpha_expand_mov): Use replace_equiv_address.
3094 (alpha_expand_mov_nobwx): Use any_memory_operand.
3095 (TARGET_SECONDARY_RELOAD): New.
3096 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3097 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3098 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3099 * config/alpha/alpha.md: ... here.
3100 (RELOAD12, reloadmode): New.
3102 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3103 Don't handle the aligned case here.
3104 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3105 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3106 reload_inhi_help. Don't expect a scratch register.
3107 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3109 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3111 2007-04-27 Richard Guenther <rguenther@suse.de>
3113 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3115 2007-04-27 Richard Guenther <rguenther@suse.de>
3117 PR tree-optimization/30965
3118 PR tree-optimization/30978
3119 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3120 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3121 (find_equivalent_equality_comparison): Likewise.
3122 (simplify_cond): Likewise.
3123 (get_prop_source_stmt): New helper.
3124 (get_prop_dest_stmt): Likewise.
3125 (can_propagate_from): Likewise.
3126 (remove_prop_source_from_use): Likewise.
3127 (combine_cond_expr_cond): Likewise.
3128 (forward_propagate_comparison): New function.
3129 (forward_propagate_into_cond): Rewrite to use fold for
3131 (tree_ssa_forward_propagate_single_use_vars): Call
3132 forward_propagate_comparison to propagate comparisons.
3134 2007-04-27 Richard Guenther <rguenther@suse.de>
3136 PR tree-optimization/31715
3137 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3138 sure to do computation on the offset in an appropriate
3141 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3143 * reload.h (elimination_target_reg_p): Declare.
3144 * reload.c (find_reloads): Don't apply the reg_rtx move
3145 optimization if the SET_DEST satisfies elimination_target_reg_p.
3146 * reload1.c (elimination_target_reg_p): New function.
3147 (gen_reload): In the move/add2 fallback, make sure that op0
3148 does not overlap the destination register.
3150 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3152 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3153 transform only GIMPLE_MODIFY_STMTs.
3154 * tree-complex.c (expand_complex_operations_1): Ditto.
3155 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3156 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3157 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3159 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3160 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3161 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3162 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3163 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3164 slpeel_add_loop_guard): Ditto.
3165 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3166 * lambda-code.c (perfect_nestify): Ditto.
3167 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3168 before the first statement.
3169 * tree-optimize.c (execute_free_datastructures): Fix comments.
3170 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3171 * tree-flow.h (disband_implicit_edges): Declaration removed.
3172 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3174 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3176 (disband_implicit_edges, has_label_p): Removed.
3177 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3178 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3180 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3182 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3183 also for COND_EXPRs.
3184 * cfgexpand.c (label_rtx_for_bb): New function.
3185 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3186 Use label_rtx_for_bb to find the labels.
3187 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3188 last block. Detect fallthru edges.
3190 2007-04-26 Ian Lance Taylor <iant@google.com>
3193 * reload.c (find_reloads_subreg_address): If the address was valid
3194 in the original mode but not in the new mode, reload the whole
3197 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3199 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3200 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3201 (cleanup_control_expr_graph): Do not invalidate dominance info.
3202 Record altered blocks.
3203 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3204 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3205 cleanup_tree_cfg_bb): New functions.
3206 (remove_forwarder_block): Do not maintain the worklist of blocks.
3207 Record altered blocks.
3208 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3210 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3211 delete_unreachable_blocks if dominators are not available.
3212 * tree-inline.c (optimize_inline_calls): Free dominance information
3214 * tree-flow.h (remove_edge_and_dominated_blocks,
3215 cfgcleanup_altered_bbs): Altered.
3216 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3218 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3220 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3221 do not invalidate dominators.
3223 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3225 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3226 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3227 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3228 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3230 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3232 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3234 2007-04-26 Richard Guenther <rguenther@suse.de>
3236 PR tree-optimization/31703
3237 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3238 the right type for the target of the bittest.
3240 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3242 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3243 ix86_sol10_return_in_memory.
3245 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3247 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3250 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3253 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3255 PR tree-optimization/30558
3256 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3257 clear this_state.prev_try.
3259 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3260 Mark Mitchell <mark@codesourcery.com>
3262 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3263 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3264 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3266 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3269 * doc/invoke.texi (%:print-asm-header): Document.
3270 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3272 (static_spec_functions): Add print-asm-header.
3273 (main): Print a banner before the --target-help linker options.
3274 (print_asm_header_spec_function): New function.
3276 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3279 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3280 (movsf_ie): Likewise.
3282 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3284 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3286 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3288 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3290 (__umodsi3, __modsi3): Likewise.
3292 2007-04-25 Dirk Mueller <dmueller@suse.de>
3294 * c-typeck.c (build_compound_expr): Annotate warning()
3295 call with OPT_Wunused_value.
3296 * tree-ssa.c (warn_uninit): Annotate warning with
3298 * c-common.c (handle_sentinel_attribute): Annotate warning
3299 call with OPT_Wattributes.
3301 2007-04-25 Thiemo Seufer <ths@mips.com>
3303 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3305 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3306 on to the assembler. Improve handling of -mno-mips16. Add handling
3307 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3308 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3309 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3310 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3312 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3315 * config/i386/winnt.c (i386_pe_file_end): Strip only
3316 USER_LABEL_PREFIX when writing export name.
3318 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3320 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3321 sh/elf.h, vx-common.h and vxworks.h.
3322 * config/sh/sh.h: Include config/vxworks-dummy.h.
3323 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3324 (OVERRIDE_OPTIONS): Use it.
3325 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3326 (vxworks_picreg): New pattern.
3327 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3328 VXWORKS_OS_CPP_BUILTINS.
3329 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3330 to their VXWORKS_* equivalents.
3331 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3332 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3333 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3334 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3335 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3336 -mrtp/-fPIC multilibs.
3337 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3338 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3339 (MULTILIB_OSDIRNAMES): Delete.
3341 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3344 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3346 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3348 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3349 rounding mode to be specified by the caller.
3350 (real_to_mpfr) Likewise.
3351 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3352 include new arguments.
3353 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3355 2007-04-24 Ian Lance Taylor <iant@google.com>
3357 PR tree-optimization/31605
3358 * tree-vrp.c (set_value_range): Check that min and max are not
3359 both overflow infinities.
3360 (set_value_range_to_value): New static function.
3361 (extract_range_from_binary_expr): Call set_value_range_to_value.
3362 (extract_range_from_cond_expr): Likewise.
3363 (extract_range_from_expr): Likewise.
3364 (extract_range_from_unary_expr): Likewise. Don't create a range
3365 which overflows on both sides.
3366 (vrp_meet): Check for a useless range.
3367 (vrp_visit_phi_node): If we see a constant which looks like an
3368 overflow infinity, turn off the TREE_OVERFLOW flag.
3370 2007-04-24 Ian Lance Taylor <iant@google.com>
3372 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3374 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3377 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3378 diagnostic message is being built.
3379 * tree-pretty-print.c (dump_generic_node): Only write the
3380 formatted text into BUFFER's stream if we are not building a
3382 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3384 * Makefile.in (toplev.o): Depend on tree-pass.h.
3386 2007-04-24 Ian Lance Taylor <iant@google.com>
3388 PR tree-optimization/31602
3389 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3390 conditionals in the copied loop header.
3391 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3392 warnings if TREE_NO_WARNING is set.
3393 * doc/invoke.texi (Warning Options): Clarify that
3394 -Wstrict-overflow does not warn about loops.
3396 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3398 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3399 expand on the comment about _Decimal128 arguments and check the
3400 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3401 that _Decimal128 argument uses even/odd register pair.
3402 (function_arg): Ditto.
3404 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3406 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3407 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3409 2007-04-24 Richard Guenther <rguenther@suse.de>
3410 Olga Golovanevsky <olga@il.ibm.com>
3412 * fold-const.c (multiple_of_p): Check for bottom
3415 2007-04-24 Richard Henderson <rth@redhat.com>
3417 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3418 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3419 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3420 looking for non-zero bits shifted out. Avoid a recursive call
3421 when constructing the scalar.
3422 (__floatundisf): Likewise.
3424 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3426 * dwarf2out.c (field_byte_offset): Move the existing logic
3427 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3428 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3430 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3433 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3434 argument of 0 for memset.
3435 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3436 unsigned shift instead of the signed variant.
3438 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3440 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3441 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3442 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3443 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3444 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3445 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3446 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3447 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3448 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3449 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3450 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3451 "mul<mode>3", "div<mode>3"): Insn definitions added.
3452 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3453 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3454 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3455 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3456 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3457 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3458 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3459 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3460 TARGET_FLOAT_FORMAT): Macro definitions removed.
3461 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3462 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3463 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3464 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3465 (s390_gen_rtx_const_DI): Function removed.
3466 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3468 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3470 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3471 over an external ffs function.
3473 2007-04-24 Chao-ying Fu <fu@mips.com>
3474 Richard Sandiford <richard@nildram.co.uk>
3476 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3477 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3478 (smadd_widen_optab, umadd_widen_optab): Define.
3479 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3481 * genopinit.c (optabs): Fill in smadd_widen_optab and
3483 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3484 and umadd_widen_optab to implement multiply-add sequences.
3485 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3486 (<u>maddsidi4): ...this. Extend condition to include
3487 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3488 of operand 0 to "ka" and use the three-operand form of madd<u>
3490 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3492 * config/mips/constraints.md (ka): New register constraint.
3494 2007-04-24 Jan Hubicka <j@suse.cz>
3498 2007-04-23 Jan Hubicka <jh@suse.cz>
3499 * function.c (init_function_start): Don't init line number info.
3500 (expand_function_end): Update.
3501 (reset_block_changes, record_block_change, finalize_block_changes,
3502 check_block_change, free_block_changes): Kill.
3503 * function.h (reset_block_changes, record_block_change,
3504 finalize_block_changes, check_block_change, free_block_changes): Remove
3506 (struct function): Remove ib_boundaries_block.
3507 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3508 Use curr_insn_locator to initialize locator.
3509 (emit_line_note): Remove.
3510 * cfgexpand.c (expand_gimple_cond_expr): Update.
3511 (construct_exit_block): Likewise.
3512 (tree_expand_cfg): Initialize/finalize locators.
3513 * expr.c (expand_expr_real): Update.
3514 * cfglayout.c (line_locators_locs, line_locators_lines,
3515 file_locators_locs, file_locators_files): Remove.
3516 (set_block_levels): Move to cfgexpand.c.
3517 (insn_locators_initialize): Remove.
3518 (pass_insn_locators_initialize): Remove.
3519 (locations_locators_locs, locations_locators_vals): New static vars.
3520 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3522 (insn_locators_alloc, insn_locators_finalize,
3523 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3525 (locator_location): New.
3526 (locator_line, locator_file): Rewrite.
3527 * rtl.h (emit_line_note): Kill.
3528 (insn_locators_alloc, insn_locators_finalize,
3529 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3531 * tree-inline.c (initialize_cfun): Do not initialize
3532 ib_boundaries_block.
3533 * passes.c (pass_insn_locators_initialize): Remove.
3535 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3537 * doc/invoke.texi: Removed leading '-' from option index entries.
3539 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3541 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3543 (create_phi_node): Use set_phi_nodes.
3544 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3545 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3546 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3547 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3548 (bsi_start, bsi_last): Use bb_stmt_list.
3549 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3550 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3551 Traverse the statements using tsi iterator.
3552 * basic-block.h (struct basic_block_def): Fields stmt_list
3553 and phi_nodes moved to ...
3554 (struct tree_bb_info): ... new structure.
3555 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3556 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3557 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3558 (tree_verify_flow_info): Verify that il.tree is not set for
3559 entry and exit block.
3560 (tree_split_block): Use set_bb_stmt_list.
3562 2007-04-23 Mike Stump <mrs@apple.com>
3564 * config/i386/i386.c (ix86_tune_features
3565 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3568 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3570 * config/i386/i386.md (prefix_extra): New attribute.
3571 (length): Add prefix_extra.
3573 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3574 (sse2_movntv2di): Likewise.
3575 (sse2_cvtps2dq): Likewise.
3576 (sse2_cvtpd2pi): Likewise.
3577 (sse2_cvttpd2pi): Likewise.
3578 (*sse2_cvtpd2ps): Likewise.
3579 (*add<mode>3): Likewise.
3580 (sse2_ssadd<mode>3): Likewise.
3581 (sse2_usadd<mode>3): Likewise.
3582 (*sub<mode>3): Likewise.
3583 (sse2_sssub<mode>3): Likewise.
3584 (sse2_ussub<mode>3): Likewise.
3585 (*mulv8hi3): Likewise.
3586 (*smulv8hi3_highpart): Likewise.
3587 (*umulv8hi3_highpart): Likewise.
3588 (sse2_umulv2siv2di3): Likewise.
3589 (sse2_pmaddwd): Likewise.
3590 (ashr<mode>3): Likewise.
3591 (lshr<mode>3): Likewise.
3592 (ashl<mode>3): Likewise.
3593 (sse2_ashlti3): Likewise.
3594 (sse2_lshrti3): Likewise.
3595 (*umaxv16qi3): Likewise.
3596 (*smaxv8hi3): Likewise.
3597 (*uminv16qi3): Likewise.
3598 (*sminv8hi3): Likewise.
3599 (sse2_eq<mode>3): Likewise.
3600 (sse2_gt<mode>3): Likewise.
3601 (*and<mode>3): Likewise.
3602 (sse2_nand<mode>3): Likewise.
3603 (*ior<mode>3): Likewise.
3604 (*xor<mode>3): Likewise.
3605 (sse2_packsswb): Likewise.
3606 (sse2_packssdw): Likewise.
3607 (sse2_packuswb): Likewise.
3608 (sse2_punpckhbw): Likewise.
3609 (sse2_punpcklbw): Likewise.
3610 (sse2_punpckhwd): Likewise.
3611 (sse2_punpcklwd): Likewise.
3612 (sse2_punpckhdq): Likewise.
3613 (sse2_punpckldq): Likewise.
3614 (sse2_punpckhqdq): Likewise.
3615 (sse2_punpcklqdq): Likewise.
3616 (*sse2_pinsrw): Likewise.
3617 (*sse2_pextrw): Likewise.
3618 (sse2_pshufd_1): Likewise.
3619 (sse2_uavgv16qi3): Likewise.
3620 (sse2_uavgv8hi3): Likewise.
3621 (sse2_psadbw): Likewise.
3622 (sse2_pmovmskb): Likewise.
3623 (*sse2_maskmovdqu): Likewise.
3624 (*sse2_maskmovdqu_rex64): Likewise.
3625 (sse4a_extrqi): Likewise.
3626 (sse4a_extrq): Likewise.
3627 (sse3_lddqu): Set prefix_rep.
3628 (sse3_addsubv4sf3): Likewise.
3629 (sse3_haddv4sf3): Likewise.
3630 (sse3_hsubv4sf3): Likewise.
3631 (sse_cvtss2si): Likewise.
3632 (sse_cvtss2si_2): Likewise.
3633 (sse_cvtss2siq): Likewise.
3634 (sse_cvtss2siq_2): Likewise.
3635 (sse_cvttss2si): Likewise.
3636 (sse_cvttss2siq): Likewise.
3637 (sse2_cvttps2dq): Likewise.
3638 (sse3_movshdup): Likewise.
3639 (sse3_movsldup): Likewise.
3640 (sse2_cvtsd2si): Likewise.
3641 (sse2_cvtsd2si_2): Likewise.
3642 (sse2_cvtsd2siq): Likewise.
3643 (sse2_cvtsd2siq_2): Likewise.
3644 (sse2_cvttsd2si): Likewise.
3645 (sse2_cvttsd2siq): Likewise.
3646 (*sse2_cvtpd2dq): Likewise.
3647 (*sse2_cvttpd2dq): Likewise.
3648 (sse2_pshuflw_1): Likewise.
3649 (sse2_pshufhw_1): Likewise.
3650 (sse4a_insertqi): Likewise.
3651 (sse4a_insertq): Likewise.
3652 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3653 (ssse3_phadddv4si3): Likewise.
3654 (ssse3_phaddswv8hi3): Likewise.
3655 (ssse3_phsubwv8hi3): Likewise.
3656 (ssse3_phsubdv4si3): Likewise.
3657 (ssse3_phsubswv8hi3): Likewise.
3658 (ssse3_pmaddubswv8hi3): Likewise.
3659 (ssse3_pmulhrswv8hi3): Likewise.
3660 (ssse3_pshufbv16qi3): Likewise.
3661 (ssse3_psign<mode>3): Likewise.
3662 (ssse3_palignrti): Likewise.
3663 (abs<mode>2): Likewise.
3664 (ssse3_phaddwv4hi3): Set prefix_extra.
3665 (ssse3_phadddv2si3): Likewise.
3666 (ssse3_phaddswv4hi3): Likewise.
3667 (ssse3_phsubwv4hi3): Likewise.
3668 (ssse3_phsubdv2si3): Likewise.
3669 (ssse3_phsubswv4hi3): Likewise.
3670 (ssse3_pmaddubswv4hi3): Likewise.
3671 (ssse3_pmulhrswv4hi3): Likewise.
3672 (ssse3_pshufbv8qi3): Likewise.
3673 (ssse3_psign<mode>3): Likewise.
3674 (ssse3_palignrdi): Likewise.
3675 (abs<mode>2): Likewise.
3676 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3677 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3678 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3680 2007-04-23 Nick Clifton <nickc@redhat.com>
3682 * params.def: Fix formatting of emacs local variables.
3684 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3686 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3687 move if inter-unit move isn't allowed.
3688 Don't split moving the first element of V2DI to DI to inter-unit
3689 move if inter-unit move isn't allowed.
3691 2007-04-23 Richard Guenther <rguenther@suse.de>
3693 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3694 and CDI_POST_DOMINATORS separately.
3696 2007-04-23 Nick Clifton <nickc@redhat.com>
3698 * c.opt (Wformat-contains-nul): Add warning attribute.
3700 2007-04-23 Jan Hubicka <jh@suse.cz>
3702 * function.c (init_function_start): Don't init line number info.
3703 (expand_function_end): Update.
3704 (reset_block_changes, record_block_change, finalize_block_changes,
3705 check_block_change, free_block_changes): Kill.
3706 * function.h (reset_block_changes, record_block_change,
3707 finalize_block_changes, check_block_change, free_block_changes): Remove
3709 (struct function): Remove ib_boundaries_block.
3710 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3711 Use curr_insn_locator to initialize locator.
3712 (emit_line_note): Remove.
3713 * cfgexpand.c (expand_gimple_cond_expr): Update.
3714 (construct_exit_block): Likewise.
3715 (tree_expand_cfg): Initialize/finalize locators.
3716 * expr.c (expand_expr_real): Update.
3717 * cfglayout.c (line_locators_locs, line_locators_lines,
3718 file_locators_locs, file_locators_files): Remove.
3719 (set_block_levels): Move to cfgexpand.c.
3720 (insn_locators_initialize): Remove.
3721 (pass_insn_locators_initialize): Remove.
3722 (locations_locators_locs, locations_locators_vals): New static vars.
3723 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3725 (insn_locators_alloc, insn_locators_finalize,
3726 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3728 (locator_location): New.
3729 (locator_line, locator_file): Rewrite.
3730 * rtl.h (emit_line_note): Kill.
3731 (insn_locators_alloc, insn_locators_finalize,
3732 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3734 * tree-inline.c (initialize_cfun): Do not initialize
3735 ib_boundaries_block.
3736 * passes.c (pass_insn_locators_initialize): Remove.
3738 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3741 * expr.c (reduce_to_bit_field_precision): Handle
3744 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3746 PR tree-optimization/24659
3747 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3748 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3749 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3750 * genopinit.c (optabs): Rename vec_pack_mod_optab
3751 to vec_pack_trunc_optab.
3752 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3753 early for scalar floating point operands for NOP_EXPR.
3754 (vectorizable_type_promotion): Ditto.
3755 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3756 vec_pack_trunc_optab.
3757 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3759 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3760 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3761 Rename from VEC_PACK_MOD_EXPR.
3762 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3763 * expr.c (expand_expr_real_1): Ditto.
3764 * tree-inline.c (estimate_num_insns_1): Ditto.
3765 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3767 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3768 (vec_unpacks_lo_v4sf): Ditto.
3769 (vec_pack_trunc_v2df): Ditto.
3770 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3771 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3772 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3774 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3776 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3778 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3779 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3780 packing of floating point operands.
3781 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3782 represent unpacking of floating point operands.
3783 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3784 [vec_unpacks_hi]: Ditto.
3785 [vec_unpacks_lo]: Ditto.
3787 2007-04-22 Jan Hubicka <jh@suse.cz>
3789 * final.c (rest_of_handle_final): Call
3790 targetm.asm_out.constructor/targetm.asm_out.destructor
3791 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3792 proper priority via decl_*_priority_insert.
3793 * c-common.c (c_expand_body): Likewise.
3795 2007-04-22 Richard Guenther <rguenther@suse.de>
3797 PR tree-optimization/29789
3798 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3799 (rewrite_reciprocal): New helper split out from
3800 determine_invariantness_stmt.
3801 (rewrite_bittest): Likewise.
3802 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3803 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3806 2007-04-22 Revital Eres <eres@il.ibm.com>
3808 * loop-unroll.c (var_to_expand): New field to support also
3809 insns of the form x = something + x.
3810 (analyze_insn_to_expand_var): Use it.
3811 (expand_var_during_unrolling): Likewise.
3813 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3815 * predict.c: Include pointer-set.h.
3816 (bb_predictions): New variable.
3817 (tree_predicted_by_p, tree_predict_edge,
3818 remove_predictions_associated_with_edge): Use bb_predictions map
3819 instead of bb->predictions.
3820 (clear_bb_predictions, assert_is_empty): New functions.
3821 (combine_predictions_for_bb): Use bb_predictions map. Call
3822 clear_bb_predictions.
3823 (tree_estimate_probability): Create and free bb_predictions map.
3824 * Makefile.in (predict.o): Add pointer-set.h dependency.
3825 * basic-block.h (struct basic_block_def): Remove predictions
3827 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3829 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3832 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3835 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3837 * timevar.c (timevar_print): Change reference of --disable-checking to
3838 --enable-checking=release. Also warn if assert checking is disabled.
3840 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3843 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3844 decl as addressable if the compound literal was marked as
3846 Mark the decl as a gimple register if it is a complex or
3847 vector decl and does not live in memory.
3849 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3851 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3852 (GENERIC_NEXT): New function macro.
3853 (PHI_CHAIN): Use phi_node's new chain variable.
3854 (tree_phi_node): Change tree_common to tree_base
3855 and add the chain field.
3856 * tree-phinodes.c (make_phi_node): Don't set
3857 TREE_TYPE on the new node.
3858 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3859 instead of checking GIMPLE_TUPLE_P in chain_next.
3860 * tree-vect-transform.c
3861 (get_initial_def_for_induction): Look at
3862 PHI_RESULT_TREE for the type of the phi node.
3863 (update_vuses_to_preheader): Use PHI_CHAIN
3864 instead of TREE_CHAIN on the phi node.
3865 * tree-ssa-structalias.c (compute_points_to_sets):
3867 (ipa_pta_execute): Likewise.
3869 2007-04-21 Richard Guenther <rguenther@suse.de>
3872 * fold-const.c (fold_unary): Call fold_convert_const on the
3875 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3877 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3878 (store_killed_in_pat): New.
3880 2007-04-20 Richard Henderson <rth@redhat.com>
3883 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3884 TREE_LIST with a void_type_node value, not void_list_node exactly.
3886 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3888 * doc/standards.texi: Re-arrange into language-specific
3889 subsections. Add a C++ section, documenting which standards we
3892 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3894 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3895 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3897 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3899 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3900 ecrti.o and crtbegin.o.
3901 (LIB_DEFAULT_SPEC): Include -lc.
3902 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3904 2007-04-20 Richard Henderson <rth@redhat.com>
3907 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3908 argument; update all callers.
3909 (get_unaligned_offset): New.
3910 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3911 get_unaligned_address, just pass on the address directly.
3912 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3913 the subreg in the helper patterns.
3914 (unaligned_extendqidi_le): Use get_unaligned_offset.
3915 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3916 (unaligned_extendhidi_be): Likewise.
3917 (unaligned_extendhidi): Tidy.
3918 * config/alpha/alpha-protos.h: Update.
3920 2007-04-20 Richard Henderson <rth@redhat.com>
3922 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3923 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3924 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3925 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3926 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3927 (CPP_SPEC): Don't include %(cpp_subtarget).
3928 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3929 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3930 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3932 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3934 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3935 for __builtin_ia32_cmpordss.
3937 PR tree-optimization/31632
3938 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3939 and arg1 for optimizations of comparison against min/max values.
3940 Fold arg0 to arg1's type for optimizations of comparison against
3941 min+1 and max-1 values.
3943 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3945 * reload.c (combine_reloads): When trying to use a dying register,
3946 check whether it's uninitialized and don't use if so.
3948 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3950 * fold-const.c: Remove prototypes for native_encode_expr and
3951 native_interpret_expr.
3952 (native_encode_expr): Make non-static.
3953 (native_interpret_expr): Likewise.
3954 * tree.h: Add prototypes for the above.
3956 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3958 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3959 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3960 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3961 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3962 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3963 Add length attributes.
3965 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3967 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3970 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3971 __STDC_WANT_DEC_FP__.
3973 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3975 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3976 for long double compatibility.
3977 * configure: Regenerate.
3979 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3981 PR rtl-optimization/29841
3982 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3984 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3985 that may cause control flow transfer from being moved.
3987 2007-04-18 Jan Hubicka <jh@suse.cz>
3989 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3992 2007-04-18 Eric Christopher <echristo@apple.com>
3994 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3995 only. Update operands.
3996 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3997 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3998 link register to pic register.
4000 2007-04-18 Dirk Mueller <dmueller@suse.de>
4003 * tree-vrp.c (search_for_addr_array): New.
4004 (check_array_bounds): Suppress warning about
4005 address taken of array refs if its not de-referenced.
4007 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4009 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4010 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4012 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4013 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4014 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4016 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4018 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4020 (vect_analyze_scalar_cycles): Fix indentation.
4021 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4022 (vect_mark_relevant): Include phis in relevance analysis.
4024 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4026 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4028 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4029 output_operand_lossage().
4031 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4033 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4034 the unused code for reduction without adjust-in-epilog to simplify the
4037 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4039 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4040 (S390_TDC_NEGATIVE_ZERO): New constant.
4041 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4042 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4043 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4044 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4045 (S390_TDC_POSITIVE_INFINITY): New constant.
4046 (S390_TDC_NEGATIVE_INFINITY): New constant.
4047 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4048 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4049 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4050 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4051 (S390_TDC_INFINITY): New constant.
4052 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4053 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4054 optimization for UNSPEC_CCZ_TO_INT.
4055 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4056 ("*ccz_to_int"): New insn.
4057 ("isinf<mode>2"): New insn.
4058 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4059 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4060 (UNSPEC_CCZ_TO_INT): New constant.
4062 2007-04-18 Richard Guenther <rguenther@suse.de>
4064 PR tree-optimization/19431
4065 PR tree-optimization/21463
4066 * tree-pass.h (pass_phiprop): Declare.
4067 * passes.c (init_optimization_passes): New phiprop pass.
4068 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4069 (phivn_valid_p): New helper function.
4070 (phiprop_insert_phi): Likewise.
4071 (propagate_with_phi): Likewise.
4072 (tree_ssa_phiprop): New propagator propagating loads
4073 through phi nodes if profitable.
4075 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4077 * tree-vect-analyze.c (process_use): New function.
4078 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4079 Check phis in all bbs.
4080 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4083 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4085 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4088 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4091 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4094 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4096 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4098 (sse_vmmulv4sf3): Likewise.
4099 (sse2_vmaddv2df3): Likewise.
4100 (sse2_vmmulv2df3): Likewise.
4102 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4104 PR rtl-optimization/31360
4105 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4106 (target_reg_cost): New.
4107 (init_set_costs): Initialize target_reg_cost. Add comments
4108 regarding the rationale of the costs.
4109 (global_cost_for_size): Renamed to...
4110 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4111 of register pressure.
4112 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4113 estimate_reg_pressure_cost. Add number of ivs.
4114 (determine_set_costs): Dump target_reg_cost.
4115 * loop-invariant.c (gain_for_invariant): Use
4116 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4117 (best_gain_for_invariant, find_invariants_to_move): Remove
4119 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4120 (target_reg_cost): Declare.
4121 (global_cost_for_size): Declaration removed.
4122 (estimate_reg_pressure_cost): Declare.
4124 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4126 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4127 regnos into even/odd register pairs.
4128 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4129 TDmode similar to the other floating point modes.
4130 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4131 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4133 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4134 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4135 (movdd_hardfloat64): Use TARGET_MFPGPR.
4137 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4139 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4142 2005-01-05 Richard Henderson <rth@redhat.com>
4144 * reload1.c (do_input_reload): Restrict the optimization deleteing
4145 a previous output reload to RELOAD_FOR_INPUT.
4147 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4149 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4150 induc_vec_info_type.
4151 (vectorizable_induction): New function declaration.
4152 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4153 check if already vectorized. Find first place in BB where new stmts
4154 can be inserted. Takes only one argument.
4155 (vectorizable_induction): New function.
4156 (vect_transform_stmt): Add case for induc_vec_info_type to call
4157 vectorizable_induction.
4158 (vect_transform_loop): Consider phis for vectorization.
4159 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4161 (analyze_operations): Call vectorizable_induction when analyzing phis.
4163 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4164 (vect_mark_relevant): Include phis in relevance analysis.
4165 (vect_mark_stmts_to_be_vectorize): Likewise.
4166 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4168 2007-04-16 Lawrence Crowl <crowl@google.com>
4170 * doc/invoke.texi (Debugging Options): Add documentation for the
4171 -femit-struct-debug options -femit-struct-debug-baseonly,
4172 -femit-struct-debug-reduced, and
4173 -femit-struct-debug-detailed[=...].
4175 * c-opts.c (c_common_handle_option): Add
4176 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4177 and OPT_femit_struct_debug_detailed_.
4178 * c.opt: Add specifications for
4179 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4180 and -femit-struct-debug-detailed[=...].
4181 * opts.c (set_struct_debug_option): Parse the
4182 -femit-struct-debug-... options.
4183 * opts.c (matches_main_base, main_input_basename,
4184 main_input_baselength, base_of_path, matches_main_base): Add
4185 variables and functions to compare header base name to compilation
4187 * opts.c (should_emit_struct_debug): Add to determine to emit a
4188 structure based on the option.
4189 (dump_struct_debug) Also disabled function to debug this
4191 * opts.c (handle_options): Save the base name of the
4194 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4195 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4196 This hook indicates if a type is generic. Set it by default
4198 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4199 to determine if a struct type is generic or not.
4200 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4201 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4202 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4205 * flags.h (enum debug_info_usage): Add an enumeration to describe
4206 a program's use of a structure type.
4207 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4208 to indicate the program's usage of the type. Filter structs based
4209 on the -femit-struct-debug-... specification.
4210 (gen_type_die): Split into two routines, gen_type_die and
4211 gen_type_die_with_usage. gen_type_die is now a wrapper
4212 that assumes direct usage.
4213 (gen_type_die_with_usage): Replace calls to gen_type_die
4214 with gen_type_die_with_usage adding the program usage of
4215 the referenced type.
4216 (dwarf2out_imported_module_or_decl): Suppress struct debug
4217 information using should_emit_struct_debug when appropriate.
4219 2007-04-16 Ian Lance Taylor <iant@google.com>
4221 PR tree-optimization/31522
4222 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4223 (vrp_initialize): Allocate vr_phi_edge_counts.
4224 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4225 executable edge. Drop test for all constants.
4226 (vrp_finalize): Free vrp_phi_edge_counts.
4228 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4229 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4231 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4232 predecessors at head rather than tail.
4234 2007-04-16 Matthias Klose <doko@debian.org>
4236 * config/alpha/linux.h (CPP_SPEC): Define.
4237 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4239 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4241 * function.h: Remove sequence_stack extern declaration.
4243 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4245 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4247 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4250 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4252 * config/avr/avr.c (avr_arch_types): Rearranging array.
4253 (enum avr_arch): Add.
4254 (avr_mcu_types): Use avr_arch enumeration constants instead of
4256 * config/avr/avr.h (LINK_SPEC): Simplify.
4258 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4260 * config/m68k/m68k.c (m68k_libcall_value,
4261 m68k_function_value): Use macros for register names more.
4263 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4265 (M68K_REGNAME): Use A6_REG.
4266 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4268 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4271 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4272 'pending_read_list_length' and 'pending_write_list_length'. Update
4274 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4275 to handle two length counters instead of one. Update all uses.
4276 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4277 two length counters instead of one.
4278 * sched-rgn.c (propagate_deps): Update to handle two length counters
4281 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4284 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4285 copy of source, pass it to ix86_expand_vector_set and return
4288 2007-04-16 David Ung <davidu@mips.com>
4289 Joseph Myers <joseph@codesourcery.com>
4291 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4292 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4293 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4294 Add 74K processor information.
4295 * config/mips/mips.md: Include 74k.md.
4296 (cpu): Add 74kc,74kf,74kx.
4297 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4298 * config/mips/74k.md: New.
4299 * doc/invoke.texi (MIPS Options): Document 74K support.
4301 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4303 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4304 vectorizable_* functions.
4305 * tree-vect-transform.c (vectorizable_call): Add check for
4306 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4307 (vectorizable_store): likewise.
4308 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4310 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4311 (vectorizable_type_promotion, vectorizable_load): Likewise.
4312 (vectorizable_live_operation, vectorizable_condition): Likewise.
4313 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4315 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4317 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4319 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4320 register numbers more.
4321 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4322 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4323 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4324 FUNCTION_VALUE_REGNO_P): Likewise.
4325 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4326 STATIC_CHAIN_REGNUM): Likewise.
4327 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4328 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4329 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4330 * config/m68k/m68k.md (FP_REG): New.
4332 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4334 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4337 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4339 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4340 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4343 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4345 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4348 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4351 * c-decl.c (finish_decl): Grab the type of the decl after the call
4352 to store_init_value.
4354 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4356 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4358 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4361 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4362 post dominators and cleanup cfg before returning.
4364 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4366 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4367 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4369 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4371 * config.gcc: Recognize fido.
4372 * config/m68k/m68k-devices.def (fidoa): New.
4373 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4375 (FL_FIDOA, TARGET_FIDOA): New.
4376 * config/m68k/m68k.opt (mfidoa): New.
4378 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4381 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4382 when a personality function is used.
4384 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4386 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4388 2007-04-13 Mike Stump <mrs@apple.com>
4390 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4392 * config/darwin.opt (fapple-kext): Make C++ only.
4393 * config/darwin.c (darwin_override_options): Remove code to ensure
4394 -fapple-kext is given for C++ only.
4396 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4398 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4399 * config/mips/mips.c (override_options): Call
4400 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4402 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4404 * config/i386/i386.opt (msvr3-shlib): Removed.
4406 * doc/invoke.texi: Remove -msvr3-shlib.
4408 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4410 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4411 with "popcnt" instruction.
4413 2007-04-13 Richard Guenther <rguenther@suse.de>
4415 PR tree-optimization/21258
4416 * tree-vrp.c (compare_case_labels): New helper.
4417 (find_switch_asserts): New function.
4418 (find_assert_locations): Call it for SWITCH_EXPRs.
4420 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4422 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4423 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4424 check is now implied in X87_FLOAT_MODE_P.
4425 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4426 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4427 (fix_trunc<mode>_i386_fisttp): Ditto.
4428 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4429 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4430 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4431 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4432 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4433 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4434 (unnamed_splitters): Ditto.
4435 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4436 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4437 FIRST_SSE_REG for local functions when SSE math is enabled or
4438 for functions with sseregparm attribute.
4439 (standard_80387_constant_p): Return -1 if mode is not
4441 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4442 (ix86_expand_compare): Ditto.
4443 (ix86_expand_carry_flag_compare): Ditto.
4444 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4445 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4446 DECIMAL_FLOAT_MODE_P.
4447 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4448 of SCALAR_FLOAT_MODE_P.
4449 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4450 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4451 checks before FLOAT_MODE_P.
4452 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4453 before FLOAT_MODE_P.
4458 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4460 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4461 Charles Wilson <libtool@cwilson.fastmail.fm>
4463 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4464 (libgcc.mvars): Don't depend on them.
4465 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4466 * exec-tool.in: New.
4468 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4470 * doc/invoke.text (--help): Document --help=common.
4472 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4474 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4476 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4478 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4479 * genemit.c (main): Emit #include "integrate.h".
4480 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4481 (LOADGP_RTP): New mips_loadgp_style.
4482 * config/mips/mips.h: Include config/vxworks-dummy.h.
4483 (TARGET_RTP_PIC): New macro.
4484 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4485 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4486 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4488 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4489 -mvxworks-pic when using -mrtp and a PIC option.
4490 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4492 (mips_symbolic_constant_p, mips_symbolic_address_p)
4493 (mips_symbol_insns): Handle SYMBOL_HALF.
4494 (override_options): Warn about -G and -mrtp being used together.
4495 Initialize mips_lo_relocs[SYMBOL_HALF].
4496 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4497 (mips_emit_loadgp): Handle LOADGP_RTP.
4498 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4499 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4500 (tablejump): Handle function-relative case table entries if
4502 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4504 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4506 * config/mips/mips.md (load_call<mode>): Allow any general register.
4508 (sibcall_value_internal, sibcall_value_multiple_internal)
4509 (call_value_internal, call_value_split, call_value_multiple_internal)
4510 (call_value_multiple_split): Remove constraints from operand 0.
4512 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4514 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4515 rather than loadgp_noshared.
4516 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4517 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4519 * config/mips/mips.md (loadgp): Rename to...
4520 (loadgp_newabi): ...this.
4521 (loadgp_noshared): Rename to...
4522 (loadgp_absolute): ...this.
4524 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4526 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4527 false for locally-binding symbols.
4528 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4530 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4532 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4533 (SYMBOL_GOT_PAGE_OFST): ...this.
4534 (SYMBOL_GOT_GLOBAL): Rename to...
4535 (SYMBOL_GOT_DISP): ...this.
4536 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4537 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4538 * config/mips/mips.c (mips_global_symbol_p): New function.
4539 (mips_symbol_binds_local_p): Likewise.
4540 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4541 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4542 and mips_symbol_binds_local_p.
4543 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4544 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4545 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4547 (mips_ok_for_lazy_binding_p): New function.
4548 (mips_load_call_address, mips_expand_call): Use it.
4549 (mips_dangerous_for_la25_p): Likewise.
4550 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4551 (*got_disp<mode>): Use got_disp_operand instead of
4552 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4553 SYMBOL_GOTOFF_GLOBAL.
4554 (*got_page<mode>): Use got_page_ofst_operand instead of
4556 * config/mips/predicates.md (const_call_insn_operand): Use
4557 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4558 (global_got_operand): Rename to...
4559 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4561 (local_got_operand): Rename to...
4562 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4563 of SYMBOL_GOT_LOCAL.
4565 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4567 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4568 TARGET_CALL_CLOBBERED_GP.
4569 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4570 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4571 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4572 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4573 of TARGET_ABICALLS && !TARGET_NEWABI.
4574 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4575 * config/mips/mips.c (mips_load_call_address): Check
4576 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4577 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4578 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4579 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4580 TARGET_ABICALLS && TARGET_NEWABI.
4581 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4583 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4584 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4585 TARGET_ABICALLS && TARGET_NEWABI.
4586 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4587 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4588 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4589 whether indirect calls must use $25.
4590 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4592 * config/mips/mips.md (jal_macro): Check flag_pic and
4593 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4594 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4595 instead of TARGET_ABICALLS.
4596 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4597 TARGET_ABICALLS && TARGET_OLDABI.
4598 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4599 (sibcall): In the comment above the define_insn, mention
4600 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4601 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4602 instead of TARGET_ABICALLS.
4604 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4606 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4607 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4608 (MACFLAGS_MATCH_P): New macro.
4609 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4610 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4611 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4612 the other MACFLAG constants.
4613 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4614 (flag_machi): Tighten constraints. Renumber some of the operands.
4615 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4617 (flag_machi_parts_acconly): New pattern.
4618 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4620 (flag_macinit1hi): Tighten constraints.
4621 (flag_mul_macv2hi_parts_acconly): New pattern.
4623 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4624 Use a more efficient implementation.
4625 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4626 inline sequences when not optimizing for size.
4628 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4629 movhi_high2low): Delete, merge functionality into...
4630 (packv2hi): ... this pattern.
4632 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4633 * config/bfin/bfin.opt (msim): New option.
4634 (mcpu=): New option.
4635 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4636 (bfin_cpu_t): Typedef of enum bfin_cpu.
4637 (bfin_cpu_type): New declaration.
4638 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4639 -msim and -mcpu= options.
4640 (LIB_SPEC): Likewise.
4641 * config/bfin/bfin.c (bfin_cpu_type): Define.
4642 (bfin_handle_option): Handle -mcpu= option.
4643 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4644 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4645 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4647 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4649 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4650 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4651 (powerpc-wrs-vxworksae): Use ${tm_file}.
4652 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4653 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4654 * config/i386/vx-common.h: New file.
4656 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4658 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4661 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4663 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4666 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4670 * c-common.c (c_build_qualified_type): Set canonical type
4673 2007-04-12 Richard Guenther <rguenther@suse.de>
4675 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4676 lower bound and element size if lower bound is not zero
4677 or either of the ARRAY_REF operands is set.
4679 2007-04-12 Richard Guenther <rguenther@suse.de>
4681 PR tree-optimization/24689
4682 PR tree-optimization/31307
4683 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4685 * gimplify.c (canonicalize_addr_expr): To be consistent with
4686 gimplify_compound_lval only set operands two and three of
4687 ARRAY_REFs if they are not gimple_min_invariant. This makes
4688 it never at this place.
4689 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4691 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4693 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4694 null before emitting a .nsubspa directive.
4696 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4698 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4699 need_to_partition_p if there are no memory statements in the
4702 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4704 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4705 (gcd_of_steps_may_divide_p): New function.
4706 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4708 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4710 * reload.c (find_reloads_toplev, find_reloads_address,
4711 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4712 not a pointer equality test, to decide if we need to call
4713 push_reg_equiv_alt_mem.
4715 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4717 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4718 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4719 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4721 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4723 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4724 vector to be positive.
4726 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4730 * doc/invoke.texi: Document --params max-aliased-vops and
4732 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4733 debug_memory_partitions): Move to tree-flow.h
4734 * params.h (AVG_ALIASED_VOPS): Define.
4735 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4737 (mp_info_t): Likewise.
4738 (get_mem_sym_stats_for): New.
4739 (set_memory_partition): Move from tree-flow-inline.h.
4740 (mark_non_addressable): Only clear the set of symbols for the
4741 partition if it exists.
4742 (dump_memory_partitions): Move from tree-ssa-operands.c
4743 (debug_memory_partitions): Likewise.
4744 (need_to_partition_p): New.
4745 (dump_mem_ref_stats): New.
4746 (debug_mem_ref_stats): New.
4747 (dump_mem_sym_stats): New.
4748 (debug_mem_sym_stats): New.
4749 (update_mem_sym_stats_from_stmt): New.
4750 (compare_mp_info_entries): New.
4751 (mp_info_cmp): Call it.
4752 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4754 (get_mpt_for): Move from tree-ssa-operands.c.
4755 (find_partition_for): New.
4756 (create_partition_for): Remove.
4757 (estimate_vop_reduction): New.
4758 (update_reference_counts): New.
4759 (build_mp_info): New.
4760 (compute_memory_partitions): Refactor.
4761 Document new heuristic.
4762 Call build_mp_info, update_reference_counts,
4763 find_partition_for and estimate_vop_reduction.
4764 (compute_may_aliases): Populate virtual operands before
4765 calling debugging dumps.
4766 (delete_mem_sym_stats): New.
4767 (delete_mem_ref_stats): New.
4768 (init_mem_ref_stats): New.
4769 (init_alias_info): Call it.
4770 (maybe_create_global_var): Remove alias_info argument.
4771 Get number of call sites and number of pure/const call sites
4772 from gimple_mem_ref_stats().
4773 (dump_alias_info): Call dump_memory_partitions first.
4774 (dump_points_to_info_for): Show how many times a pointer has
4776 * opts.c (decode_options): For -O2 set --param
4777 max-aliased-vops to 500.
4778 For -O3 set --param max-aliased-vops to 1000 and --param
4779 avg-aliased-vops to 3.
4780 * fortran/options.c (gfc_init_options): Remove assignment to
4782 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4783 * tree-dfa.c (dump_variable): Dump memory reference
4785 Dump NO_ALIAS* settings.
4786 (referenced_var_lookup): Tidy.
4787 (mem_sym_stats): New.
4788 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4789 and ORIG are different SSA names for a memory partition.
4790 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4791 * tree-flow.h (struct mem_sym_stats_d): Define.
4792 (mem_sym_stats_t): Define.
4793 (struct mem_ref_stats_d): Define.
4794 (struct gimple_df): Add field mem_ref_stats.
4795 (enum noalias_state): Define.
4796 (struct var_ann_d): Add bitfield noalias_state.
4797 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4798 debug_mem_ref_stats, debug_memory_partitions,
4799 debug_mem_sym_stats): Declare.
4800 * tree-ssa-structalias.c (update_alias_info): Update call
4801 sites, pure/const call sites and asm sites in structure
4802 returned by gimple_mem_ref_stats.
4803 Remove local variable IS_POTENTIAL_DEREF.
4804 Increase NUM_DEREFS if the memory expression is a potential
4806 Call update_mem_sym_stats_from_stmt.
4807 If the memory references memory, call
4808 update_mem_sym_stats_from_stmt for all the direct memory
4809 symbol references found.
4810 (intra_create_variable_infos): Set noalias_state field for
4811 pointer arguments according to the value of
4812 flag_argument_noalias.
4813 * tree-ssa-structalias.h (struct alias_info): Remove fields
4814 num_calls_found and num_pure_const_calls_found.
4815 (update_mem_sym_stats_from_stmt): Declare.
4816 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4817 Set default value to 100.
4818 (PARAM_AVG_ALIASED_VOPS): Define.
4820 2007-04-11 Richard Guenther <rguenther@suse.de>
4823 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4824 a * -b + c as c - a * b if we honor sign dependent rounding.
4826 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4828 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4830 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4831 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4833 (initialize_trampoline): Don't use old-style function definition.
4834 (bfin_secondary_reload): Mark IN_P argument as unused.
4836 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4838 PR tree-optimization/31343
4839 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4840 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4841 * testsuite/gcc.dg/vect/pr31343.c: New.
4843 2007-04-10 Eric Christopher <echristo@apple.com>
4845 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4846 * config/i386/i386.md (*cmpfp0): Use.
4847 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4848 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4849 (fix_trunc<mode>_i386_fisttp): Ditto.
4850 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4851 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4852 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4853 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4854 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4855 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4856 (unnamed_splitters): Ditto.
4857 * config/i386/i386.c (output_fix_trunc): Assert that
4858 we're not being passed a TFmode operand.
4860 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4862 PR tree-optimization/31526
4863 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4864 n_basic_blocks to find newly added blocks.
4866 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4868 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4870 (fix_trunc<mode>si_sse): Ditto.
4871 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4872 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4873 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4874 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4875 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4876 expander using SSEMODEF mode macro.
4877 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4878 expander using SSEMODEF mode macro.
4879 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4880 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4881 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4882 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4883 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4884 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4885 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4886 Macroize insn using X87MODEF mode macro.
4888 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4890 * config/i386/sse.md (sse2_pinsrw): Removed.
4891 (sse2_pextrw): Renamed to ...
4892 (*sse2_pextrw): This.
4894 2007-04-09 Jan Hubicka <jh@suse.cz>
4897 * config/i386/sse.md
4898 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4899 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4900 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4901 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4903 2007-04-09 Jan Hubicka <jh@suse.cz>
4905 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4906 multiple fields of union.
4908 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4910 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4911 (create_preheaders): Check that loops are available.
4912 (fix_loop_structure): Clean up, improve comments.
4913 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4914 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4916 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4917 * predict.c (tree_estimate_probability): Do not call
4918 calculate_dominance_info. Call create_preheaders.
4919 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4920 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4922 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4923 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4924 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4925 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4928 2007-04-08 Jan Hubicka <jh@suse.cz>
4930 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4931 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4932 * fold-const.c (fold_unary): Use it.
4934 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4936 * varasm.c (assemble_variable): Remove call to
4937 lang_hooks.decls.prepare_assemble_variable.
4938 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4939 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4940 * langhooks.h (lang_hooks_for_decls): Remove
4941 prepare_assemble_variable.
4943 2007-04-08 Mike Stump <mrs@apple.com>
4945 * config/i386/i386.c: Use inc/dec on Core2.
4947 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4949 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4950 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4951 lhd_tree_inlining_end_inlining): Remove.
4952 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4953 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4955 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4956 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4957 lhd_tree_inlining_end_inlining): Remove prototypes.
4958 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4959 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4960 LANG_HOOKS_TREE_INLINING_START_INLINING,
4961 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4963 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4966 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4969 * config/avr/predicates.md (io_address_operand): Delete predicate.
4970 (low_io_address_operand): Don't use 'mode' argument.
4971 (higth_io_address_operand): Rename ...
4972 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4973 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4976 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4978 Revert change removing staticp.
4980 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4983 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4986 2007-04-07 Bruce Korb <bkorb@gnu.org>
4988 * c.opt: Add -Wformat-contains-nul.
4989 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4991 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4992 the NUL byte warning.
4994 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4996 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4998 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5000 * tree.c (staticp): No longer use staticp langhook.
5001 * langhooks.c (lhd_staticp): Removed.
5002 * langhooks.h (struct lang_hooks): Remove staticp.
5003 * c-common.c (c_staticp): Remove.
5004 * c-common.h (c_staticp): Ditto.
5005 * langhooks-defs.h (lhd_staticp): Ditto.
5006 (LHD_HOOKS_STATICP): Ditto
5007 * tree.h (gcc_assert_lowered): New macro.
5009 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5011 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5012 argument "reliable".
5013 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5014 Add argument "reliable". Propagate it through calls.
5015 (infer_loop_bounds_from_undefined): Derive number of iterations
5016 estimates from references in blocks that do not dominate loop latch.
5017 (gcov_type_to_double_int): New function.
5018 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5019 and expected_loop_iterations_unbounded.
5020 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5021 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5022 * tree-data-ref.c (estimated_loop_iterations): Export.
5023 (get_references_in_stmt): Fix -- do not return addresses of local
5025 * cfgloop.h (expected_loop_iterations_unbounded,
5026 estimated_loop_iterations): Declare.
5028 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5030 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5032 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5034 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5035 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5036 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5037 Use output_387_reg_move().
5038 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5039 expander using X87MODEF12 mode macro.
5040 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5041 choosing register preferences. Use output_387_reg_move().
5042 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5043 instead of "x". Use output_387_reg_move().
5044 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5045 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5046 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5047 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5048 Use output_387_reg_move().
5049 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5051 (*truncxf?f_i387 splitter): Ditto.
5053 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5055 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5056 LANG_HOOKS_SAFE_FROM_P.
5057 * expr.c (safe_from_p): Remove langhook call.
5058 * langhooks.h (lang_hooks): Remove safe_from_p.
5059 (lhd_safe_from_p): Remove prototype.
5060 * langhooks.c (lhd_safe_from_p): Remove.
5062 2007-04-06 Jan Hubicka <jh@suse.cz>
5064 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5067 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5069 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5070 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5071 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5072 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5074 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5075 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5077 2007-04-05 Richard Henderson <rth@redhat.com>
5079 * config/alpha/alpha.c (print_operand) [+]: Remove.
5080 (alpha_end_function): Print nop if call at end of function.
5081 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5082 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5083 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5084 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5085 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5086 the call pattern. Update peepholes to match.
5088 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5090 * doc/extend.texi (Other Builtins): Add decimal float variants
5092 * builtins.def: Ditto.
5093 * builtins.c (expand_builtin): Ditto.
5095 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5096 H.J. Lu <hongjiu.lu@intel.com>
5099 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5100 of V8HImode when calling ix86_binary_operator_ok.
5101 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5102 (sdot_prodv8hi): Operands 1 and 2 must be register.
5104 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5106 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5107 initialize align to silence bogus warning.
5109 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5112 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5114 (struct sra_walk_fns): Remove use_all parameter from use.
5115 (sra_hash_tree): Handle BIT_FIELD_REFs.
5116 (sra_elt_hash): Don't hash bitfld blocks.
5117 (sra_elt_eq): Skip them in parent compares as well. Handle
5119 (sra_walk_expr): Don't maintain or pass down use_all_p.
5120 (scan_use): Remove use_all parameter.
5121 (scalarize_use): Likewise. Re-expand assignment to
5122 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5123 output, and re-scalarize after output. Don't mark anything
5125 (scalarize_ldst): Adjust.
5126 (scalarize_walk_gimple_modify_statement): Likewise.
5127 (build_element_name_1): Handle BIT_FIELD_REFs.
5128 (instantiate_element): Don't warn for any element whose parent
5130 (instantiate_missing_elements_1): Return the sra_elt.
5131 (canon_type_for_field): New.
5132 (try_instantiate_multiple_fields): New.
5133 (instantiate_missing_elemnts): Use them.
5134 (mark_no_warning): Removed.
5135 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5136 (REPLDUP, sra_build_elt_assignment): New.
5137 (generate_copy_inout): Use them.
5138 (generate_element_copy): Likewise. Handle bitfld differences.
5139 (generate_element_zero): Don't recurse for blocks. Use
5140 sra_build_elt_assignment.
5141 (generate_one_element_int): Take elt instead of var. Use
5142 sra_build_elt_assignment.
5143 (generate_element_init_1): Adjust.
5144 (scalarize_use, scalarize_copy): Use REPLDUP.
5145 (scalarize_ldst): Move assert before dereference.
5146 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5148 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5150 * regmove.c: Fix unused variable warnings due to previous commit.
5152 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5154 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5155 (regmove_bb_head): Remove.
5156 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5157 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5158 problems with fixup_match_1.
5159 Don't initialize/free regmove_bb_head.
5161 (reg_is_remote_constant_p): If an insn is in the same basic block
5162 but not before INSN, consider it remote, too.
5164 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5167 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5168 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5170 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5172 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5173 (CONDITIONAL_REGISTER_USAGE): Likewise.
5175 2007-04-04 Richard Henderson <rth@redhat.com>
5177 * config/alpha/lib1funcs.asm: Remove unused file.
5179 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5182 * opts.c (print_specific_help): Fix --help=<language>
5184 (common_handle_option): Support --help=common.
5186 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5189 * gcc.c (main): Do not run the linker if
5190 print_subprocess_help indicates that it shouldn't be
5193 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5196 * doc/invoke.texi (--help=): Document <languages> value, fix
5197 formatting in tables of values.
5199 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5201 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5202 dllimport attribute of virtual methods.
5204 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5206 * config/score/crti.asm: Change _bss_start to __bss_start.
5207 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5208 (OUTGOING_REG_PARM_STACK_SPACE) update.
5209 * config/score/score.opt: add options to make backend support
5210 score5, score5u, score7 and score7d.
5211 * config/score/score.md: Likewise.
5212 * config/score/misc.md: Likewise.
5213 * config/score/mac.md: Likewise.
5214 * doc/invoke.texi: Likewise.
5215 * doc/md.texi: update constraints define.
5217 2007-04-03 Richard Henderson <rth@redhat.com>
5219 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5220 an appropriate type, use the mode instead.
5222 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5224 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5225 Set the default --with-arch setting to mips2.
5226 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5227 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5228 (MULTILIB_OSDIRNAMES): Delete.
5229 (MULTILIB_DIRNAMES): Define.
5230 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5231 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5232 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5233 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5234 VXWORKS_OS_CPP_BUILTINS.
5235 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5236 (MIPS_DEBUGGING_INFO): Undefine.
5237 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5239 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5242 * fold-const.c (native_encode_real): Encode real.c provided longs
5243 as a series of 32-bit native integers.
5244 (native_interpret_real): Interpret buffer as a series of 32-bit
5247 2007-04-03 Richard Guenther <rguenther@suse.de>
5249 * genpreds.c (write_insn_constraint_len): Write function
5250 optimized for CONSTRAINT_LEN implementation.
5251 (write_tm_preds_h): Output insn_constraint_len inline and
5252 use it for CONSTRAINT_LEN.
5253 (write_insn_preds_c): Don't output insn_constraint_len.
5254 * doc/md.texi (define_register_constraint): Document multi-letter
5255 constraints shall have the same length if they start with the same
5258 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5261 * config/i386/i386.md (isinf<mode>2): Expand only when
5262 TARGET_C99_FUNCTIONS is set.
5264 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5266 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5267 (x86_64-*-linux*): Ditto.
5268 * config/i386/i386.opt (mpc): New option.
5269 * config/i386/i386.c (overrride_options): Handle
5270 ix87_precision_string.
5271 * config/i386/crtprec.c: New file.
5272 * config/i386/t-crtpc: Ditto.
5273 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5275 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5276 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5277 crtprec32.o, crtprec64.o and crtprec80.o.
5279 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5281 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5283 2007-04-02 Eric Christopher <echristo@apple.com>
5285 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5286 limitations on darwin.
5288 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5291 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5293 2007-04-02 Dave Korn <dave.korn@artimi.com>
5295 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5297 2007-04-02 Dave Korn <dave.korn@artimi.com>
5299 * libgcc2.h (exception_descriptor): Don't forward-declare.
5300 (__get_eh_table_language, __get_eh_table_version): Delete
5301 prototypes of long-dead functions.
5303 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5305 * ebitmap.h: New file
5306 * ebitmap.c: New file
5307 * Makefile.in (ebitmap.o): New target.
5309 2007-04-01 Jan Hubicka <jh@suse.cz>
5311 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5312 before very first instruction.
5314 2007-04-01 Jan Hubicka <jh@suse.cz>
5316 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5317 waring on 64bit hosts.
5318 * bitmap.h: Fix typo in bitmap_head_def.
5320 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5322 PR rtl-optimization/31391
5323 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5324 into a DELETED_LABEL note, and the label is in an empty basic
5325 block, update BB_END as well as BB_HEAD.
5327 2007-04-01 Richard Henderson <rth@redhat.com>
5329 PR tree-optimization/31169
5330 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5331 to varying if the range is outside [0, prec-1].
5333 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5336 * config/mips/mips.md (load_const_gp): New insn.
5337 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5338 the MIPS16 GP pseudo register if no_new_pseudos.
5339 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5341 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5344 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5346 (call_value): Likewise.
5348 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5349 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5352 * doc/invoke.texi: (optimization options): Reword description
5353 of -ffast-math. Document its primary purpose.
5355 2007-03-31 Richard Guenther <rguenther@suse.de>
5357 * omp-low.c (splay-tree.h): Include.
5358 (lookup_decl): Replace splay-tree usage by pointer-map.
5359 (maybe_lookup_decl): Likewise.
5360 (new_omp_context): Likewise.
5361 (delete_omp_context): Likewise.
5362 * gimplify.c (splay-tree.h): Include.
5363 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5365 (remap_ssa_name): Likewise.
5366 (remap_decl): Likewise.
5367 (remap_type_1): Likewise.
5368 (remap_type): Likewise.
5369 (copy_body_r): Likewise.
5370 (expand_call_inline): Likewise.
5371 (clone_body): Likewise.
5372 (copy_tree_r): Likewise.
5373 (remap_save_expr): Likewise.
5374 (unsave_r): Likewise.
5375 (unsave_expr_now): Likewise.
5376 (tree_function_versioning): Likewise.
5377 (build_duplicate_type): Likewise.
5378 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5379 (struct copy_body_data): Replace splay-tree by pointer-map.
5380 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5381 not $(SPLAY_TREE_H).
5382 (gimplify.o): Depend on $(SPLAY_TREE_H).
5383 (omp-low.p): Likewise.
5385 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5387 * config/avr/predicates.md (even_register_operand,
5388 odd_register_operand): New predicates.
5389 * config/avr/avr.md (movw peephole2): New.
5390 (movw_r peephole2): New.
5392 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5394 * tree.h (get_signed_or_unsigned_type): New.
5395 * fold-const.c (operand_equal_for_comparison_p): Use
5396 get_signed_or_unsigned_type instead of
5397 lang_hooks.types.signed_or_unsigned_type.
5398 * expr.c (store_expr): Ditto.
5399 * langhooks.c (get_signed_or_unsigned_type): New.
5400 (lhd_signed_or_unsigned_type): New.
5401 * langhooks.h (lhd_signed_or_unsigned_type): New.
5402 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5404 2007-03-30 Richard Henderson <rth@redhat.com>
5406 * tree-ssa-loop-ivopts.c: Include target.h.
5407 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5408 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5409 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5410 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5412 2007-03-30 Richard Henderson <rth@redhat.com>
5413 Kai Tietz <kai.tietz@onevision.com>
5415 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5417 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5418 (TARGET_64BIT_MS_ABI): New.
5419 (DBX_REGISTER_NUMBER): Handle 64-bit.
5420 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5421 (LONG_TYPE_SIZE): Force to 32.
5422 (REG_PARM_STACK_SPACE): New.
5423 (OUTGOING_REG_PARM_STACK_SPACE): New.
5424 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5425 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5426 (STACK_BOUNDARY): Use 128 for 64-bit.
5427 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5428 Add 64-bit implementation.
5429 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5431 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5432 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5433 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5434 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5435 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5436 TARGET_64BIT_MS_ABI.
5437 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5438 (ix86_pass_by_reference): Likewise.
5439 (ix86_function_value_regno_p): Likewise.
5440 (ix86_build_builtin_va_list): Likewise.
5441 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5442 (function_arg_advance_ms_64): New.
5443 (function_arg_advance): Call it.
5444 (function_arg_ms_64): New.
5445 (function_arg): Call it.
5446 (function_value_ms_64): New.
5447 (ix86_function_value_1): Call it.
5448 (return_in_memory_ms_64): New.
5449 (ix86_return_in_memory): Call it.
5450 (setup_incoming_varargs_ms_64): New.
5451 (ix86_setup_incoming_varargs): Call it.
5452 (ix86_expand_prologue): Handle 64-bit stack probing.
5453 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5454 (output_pic_addr_const): Likewise.
5455 (x86_this_parameter): Likewise.
5456 (x86_output_mi_thunk): Likewise.
5457 (x86_function_profiler): Likewise.
5458 (TARGET_STRICT_ARGUMENT_NAMING): New.
5459 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5460 (TARGET_64BIT_MS_ABI): New.
5461 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5462 * config/i386/i386.md (allocate_stack_worker): Remove.
5463 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5464 describe the clobber of eax without a match_scratch.
5465 (allocate_stack_worker_postreload): Remove.
5466 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5467 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5468 (allocate_stack_worker_rex64_postreload): Remove.
5469 (allocate_stack): Handle 64-bit.
5470 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5471 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5472 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5473 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5474 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5475 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5476 * config.build (x86_64-*-mingw*): New host.
5477 * config.host (x86_64-*-mingw*): New host.
5478 * config.gcc (x86_64-*-mingw*): New target.
5479 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5481 2007-03-30 Richard Henderson <rth@redhat.com>
5482 Kai Tietz <kai.tietz@onevision.com>
5484 * c-pragma.c (struct def_pragma_macro_value): New.
5485 (struct def_pragma_macro): New.
5486 (pushed_macro_table): New.
5487 (dpm_hash, dpm_eq): New.
5488 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5489 (init_pragma): Install them.
5490 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5492 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5494 * config/avr/avr.c (avr_override_options): Clear
5495 'flag_delete_null_pointer_checks'.
5497 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5500 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5501 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5502 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5503 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5504 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5505 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5506 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5508 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5510 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5512 * regmove.c: Move all of pass_stack_adjustments from here...
5513 * combine-stack-adj.c: ...to this new file.
5514 * Makefile.in: Add rules for combine-stack-adj.o.
5516 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5518 PR tree-optimization/31383
5519 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5520 to have the same length.
5522 2007-03-30 Jan Hubicka <jh@suse.cz>
5525 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5526 availablility; add more sanity checking; ask varpool only about
5529 2007-03-29 Richard Henderson <rth@redhat.com>
5531 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5532 to decide, but __SIZEOF_LONG_LONG__.
5534 2007-03-29 Richard Henderson <rth@redhat.com>
5536 * emutls.c (struct __emutls_array): New.
5537 (emutls_destroy): Use it instead of casting element 0 from void*.
5538 (__emutls_get_address): Likewise.
5540 2007-03-29 Richard Henderson <rth@redhat.com>
5542 * varasm.c (initializer_constant_valid_p): Don't deny
5543 DECL_DLLIMPORT_P on functions.
5545 * config/i386/cygming.h: Remove function declarations.
5546 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5547 (ASM_OUTPUT_LABELREF): Remove.
5548 (COMMON_ASM_OP): Remove.
5549 (ASM_OUTPUT_COMMON): Remove.
5550 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5551 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5552 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5553 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5554 Rename from TARGET_ENCODE_SECTION_INFO.
5555 * config/i386/netware.h: Likewise.
5556 * config/i386/i386-protos.h: Update.
5557 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5558 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5559 (legitimate_constant_p): Reject dllimports.
5560 (dllimport_map, get_dllimport_decl): New.
5561 (legitimize_dllimport_symbol): New.
5562 (legitimize_address, ix86_expand_move): Use it.
5563 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5564 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5565 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5566 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5567 * config/i386/predicates.md (constant_call_address_operand): Only
5568 accept symbols; reject dllimport_p symbols.
5569 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5570 i386_pe_maybe_record_exported_symbol.
5571 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5572 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5573 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5574 trust the setting of DECL_DLLIMPORT_P.
5575 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5576 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5577 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5578 tidy the argument scanning loop.
5579 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5580 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5581 (i386_pe_strip_name_encoding): Remove.
5582 (i386_pe_binds_local_p): New.
5583 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5584 (i386_pe_output_labelref): Remove.
5585 (i386_pe_asm_output_aligned_decl_common): New.
5586 (i386_pe_maybe_record_exported_symbol): Rename from
5587 i386_pe_record_exported_symbol; check for dllexported symbols.
5589 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5591 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5592 add comment explaining why vsnprintf cannot be used.
5594 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5596 PR tree-optimization/30666
5597 * tree.c (build_complex_type): When creating type names for DWARF2
5598 debug info, create TYPE_DECLs for TYPE_NAME instead of
5600 (build_common_tree_nodes_2): Use build_complex_type when building
5601 predefined complex types, to preserve canonical types.
5603 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5605 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5606 (noce_get_alt_condition): Look at it to determine whether to
5607 reverse the condition or not.
5608 (noce_get_condition): Substitute the truth for lies.
5609 (noce_find_if_block): Set the then_else_reversed field.
5611 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5613 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5614 destination of this insn.
5615 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5616 than calling gen_rtx_SET directly. Use r0 to hold the value of
5617 'address + 4' rather than a stack based temporary which can be
5620 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5622 * config/s390/s390.c (s390_secondary_input_reload_class,
5623 s390_secondary_output_reload_class): Functions removed.
5624 (s390_secondary_reload): New function.
5625 (TARGET_SECONDARY_RELOAD): Target macro defined.
5626 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5627 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5628 * config/s390/s390.md ("reload_outti", "reload_outdi",
5629 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5630 "reload_out<mode>"): Expanders removed.
5631 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5632 "reload<mode>_nonoffmem_out"): Expanders added.
5634 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5636 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5637 SRC->DEST replacement failed anyway.
5639 2007-03-28 Mike Stump <mrs@apple.com>
5641 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5642 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5643 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5645 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5647 * config.gcc: Accept barcelona as a variant of amdfam10.
5648 * config/i386/i386.c (override_options): Likewise.
5649 * doc/invoke.texi: Likewise.
5651 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5653 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5654 offsets for BIT_FIELD_REF and COMPONENT_REF.
5656 2007-03-28 Richard Guenther <rguenther@suse.de>
5658 * tree.c (is_global_var): Move ...
5659 * tree-flow-inline.h (is_global_var): ... here.
5660 * tree.h (is_global_var): Remove declaration.
5662 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5664 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5666 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5667 * config/i386/i386.c (ix86_tune_features): Initialize new
5669 * config/i386/predicates.md (promotable_binary_operator): Use
5670 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5672 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5675 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5677 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5679 * config/fr30/fr30.md (movsi_internal): Change destination
5680 constraint from m to V and add m to the end.
5682 2007-03-28 Christian Bruel <christian.bruel@st.com>
5684 * config/sh/sh.md (movsi_i): Fix type attribute.
5686 2007-03-28 Christian Bruel <christian.bruel@st.com>
5688 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5689 (movsf_ie): Likewise.
5691 2007-03-28 Christian Bruel <christian.bruel@st.com>
5693 * config.gcc: Add sh4-300 to multilib.
5694 * config/sh/t-mlib-sh4-300: New file.
5696 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5698 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5699 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5701 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5702 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5703 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5704 "fixuns_trunctddi2"): Whitespace fix.
5706 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5708 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5709 the definition of struct sh_args.
5710 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5711 CALL_COOKIE_INT_REG_GET): Likewise.
5713 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5715 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5716 transformations are applied successfully.
5718 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5720 * tree.c (tree_contains_struct): Permit 512 tree codes.
5721 * tree.h (tree_contains_struct): Ditto.
5722 (MAX_TREE_CODES): Ditto.
5723 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5724 SPARE member to store remaining padding bits.
5726 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5728 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5731 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5733 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5734 * configure: Regenerate.
5736 * configure: Regenerate using the correct version of autoconf.
5738 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5740 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5742 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5743 regs to "__SP_L__" and "__SP_H__".
5745 2007-03-27 Richard Guenther <rguenther@suse.de>
5747 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5748 computations with it with a HOST_WIDE_INT variable.
5750 2007-03-26 Mike Stump <mrs@apple.com>
5752 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5753 objective-c-header, objective-c++-header and objc++-cpp-output
5755 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5757 2007-03-26 Richard Henderson <rth@redhat.com>
5760 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5761 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5762 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5763 IX86_BUILTIN_PSRLQ128): New.
5764 (ix86_init_mmx_sse_builtins): Add them.
5765 (ix86_expand_builtin): Expand them.
5766 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5767 operand 2 be TImode.
5768 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5769 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5770 _mm_srli_epi64): Mark __B const.
5771 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5772 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5773 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5774 new two-vector shift builtins.
5776 2007-03-26 Ian Lance Taylor <iant@google.com>
5778 PR tree-optimization/31345
5779 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5780 [+INF, +INF(OVF)] into VARYING.
5782 2007-03-26 Zack Weinberg <zackw@panix.com>
5784 * gengtype-parse.c: New file.
5785 * gengtype-yacc.y: Delete.
5786 * gengtype-lex.l: Don't include gengtype-yacc.h.
5787 Define YY_DECL and yyterminate appropriately for recursive
5788 descent parser. yylval is now a string out-parameter to yylex.
5789 (HWS, EOID): New shorthand.
5790 (IWORD): Add a couple more types.
5791 (yylex): Add a setup stanza. Remove the complex rules for
5792 detecting GTY'ed types and typedefs; replace with simple
5793 keyword detectors. Adjust everything for the changed
5794 definition of yylval. Ignore all pp-directives, not just #define.
5796 (parse_file): Rename yybegin; do not call yyparse.
5798 * gengtype.c (xasprintf): Export again.
5799 (this_file): New. Use everywhere __FILE__ was being used.
5800 (get_lang_bitmap): Special case types defined in gengtype.c.
5801 (do_typedef, new_structure): Suppress definition of certain types.
5802 (new_structure): Improve diagnostics of duplicate definitions.
5803 Make sure location_s is associated with input.h.
5804 (nreverse_pairs, define_location_structures): New functions.
5805 (main): Improve tagging of kludge types. Remove old kludges
5806 for input.h types; use define_location_structures.
5807 * gengtype.h: Update prototypes. Define token codes here.
5808 * Makefile.in: Remove all references to gengtype-yacc.
5809 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5811 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5812 add GTY((skip)) to the field that's only conditionally there.
5813 * doc/install.texi: Document that Bison is no longer required
5814 unless building treelang.
5816 * gengtype.c: Don't include gtyp-gen.h.
5817 (srcdir): Declare here.
5818 (base_files, lang_dir_names): Allocate dynamically.
5819 (gt_files, num_gt_files, num_lang_dirs): New globals.
5820 (measure_input_list, read_input_line, read_input_list)
5821 (set_lang_bitmap): New functions.
5822 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5823 simplify, relying on read_input_list to set up the bitmaps.
5824 (main): Arguments are no longer unused. Check for correct number
5825 of command line arguments, set srcdir and srcdir_len, then call
5826 read_input_list, before doing anything else. No need to worry
5827 about duplicates in main loop.
5828 * configure.ac: Simplify the calculation of all_gtfiles.
5829 Put language tags in there. Don't set or substitute
5830 all_gtfiles_files_langs or all_gtfiles_files_frags.
5831 * Makefile.in: Revamp the way gengtype is invoked, now that it
5832 takes a file on its command line with a much simpler format.
5833 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5834 (GTFILES): Remove duplicates and C source files.
5835 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5836 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5837 * configure: Regenerate.
5839 * gengtype.h: Remove all type definitions to gengtype.c; leave
5840 only definitions of options_p, type_p, and pair_p as opaque
5841 pointers. Update prototypes.
5842 * gengtype.c: Many type definitions moved here from gengtype.h.
5843 Consolidate type definitions at the top of the file.
5844 (xvasprintf): Delete.
5845 (xasprintf): Make static.
5846 (create_nested_pointer_option): Add 'next' parameter.
5847 (create_field_all, create_field_at): New functions.
5848 (create_field): Now a thin wrapper around create_field_all.
5849 (create_optional_field): Rename create_optional_field_ and add
5850 line argument. Original name is now a macro which supplies
5852 (oprintf): Use vsnprintf directly.
5853 (close_output_files): Use fatal rather than perror/exit.
5854 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5855 (main): Set progname. Don't use exit.
5856 * gengtype-yacc.y (struct_fields): Use create_field_at.
5857 (option, optionseqopt): Delete.
5858 (optionseq): Consolidate productions from option here so we
5859 can use the first argument to create_option.
5861 * gengtype-lex.l: Distinguish unions from structures in the
5862 token type. Don't call find_structure; return the tag as a string.
5863 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5864 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5865 Reorganize typedef_struct production accordingly.
5866 Use create_nested_ptr_option.
5867 * gengtype.c (create_nested_ptr_option): New function.
5868 * gengtype.h: Declare it.
5870 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5871 (string_type): Don't declare.
5872 (do_scalar_typedef): Declare.
5873 (create_scalar_type): Update prototype.
5874 * gengtype.c (string_type): Make static.
5875 (scalar_nonchar, scalar_char): New.
5876 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5877 (resolve_typedef): Use scalar_nonchar for error recovery.
5878 (create_scalar_type): Remove name_len field. Return scalar_char
5879 or scalar_nonchar as appropriate.
5880 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5882 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5884 (main): Initialize scalar_char and scalar_nonchar before calling
5886 * gengtype-lex.l: Adjust for removal of second argument to
5887 create_scalar_type. Use yylval.s instead of yylval.t when
5889 * gengtype-yacc.y: Type of SCALAR is string. Call
5890 create_scalar_type from type:SCALAR rule. Adjust for removal of
5891 second argument to create_scalar_type.
5893 * vec.h: Remove all #if IN_GENGTYPE blocks.
5894 Add comment saying that changes may require adjustments to gengtype.
5895 * gengtype.c: Don't include coretypes.h or tm.h.
5896 Add comment to inclusion of errors.h.
5897 (note_def_vec, note_def_vec_alloc): New functions.
5898 * gengtype.h: Declare new functions.
5899 * gengtype-lex.l: Don't include coretypes.h.
5900 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5902 (update_lineno): Remove unnecessary prototype.
5903 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5904 (VEC rule): Just return VEC_TOKEN.
5905 * gengtype-yacc.y (VEC_TOKEN): New token type.
5906 (type): Add a production for VEC(a,b).
5907 * Makefile.in: Update dependencies.
5909 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5910 typedefs that use the old PARAMS macro.
5912 * gengtype-lex.l: Remove all rules and states relating to yacc
5914 * gengtype-yacc.y: Similarly.
5915 * gengtype.c (note_yacc_type): Delete function.
5916 * gengtype.h: Update prototypes.
5918 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5920 * tree-pretty-print.c (dump_generic_node): Report precision of
5921 unnamed integer types.
5923 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5925 * ifcvt.c (noce_try_store_flag_constants): Don't check
5926 no_new_pseudos here.
5927 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5928 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5929 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5930 noce_try_sign_mask): Likewise.
5931 (if_convert): Check no_new_pseudos here.
5933 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5935 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5936 (noce_get_condition): Handle new then_else_reversed argument.
5937 (noce_init_if_info): Remove, fold into noce_find_if_block.
5938 (noce_process_if_block): Take a struct noce_if_info as the
5939 argument. Don't set up one based on ce_if_info. Update pointer
5940 references accordingly.
5941 (cond_move_process_if_block): Likewise.
5942 (process_if_block): Removed.
5943 (find_if_block): Removed. Move functionality two new functions,
5944 noce_find_if_block and cond_exec_find_if_block.
5945 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5946 blocks and the symmetric IF-ELSE-JOIN case.
5947 (cond_exec_find_if_block): Also new function mostly based on old
5948 find_if_block and process_if_block.
5949 (find_if_header): Replace find_if_block call with separately
5950 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5951 (find_cond_trap): Update noce_get_condition call.
5952 (dead_or_predicable): Likewise.
5954 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5956 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5958 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5959 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5960 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5961 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5962 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5963 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5964 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5965 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5966 __builtin_ia32_psrad128 builtins.
5968 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5970 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5971 * config/i386/constraints.md
5972 (define_constraint "I"): Use IN_RANGE macro.
5973 (define_constraint "J"): Ditto.
5974 (define_constraint "K"): Ditto.
5975 (define_constraint "M"): Ditto.
5976 (define_constraint "N"): Ditto.
5977 (define_constraint "O"): Ditto.
5978 * config/i386/predicates.md
5979 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5980 (define_predicate "const_0_to_3_operand"): Ditto.
5981 (define_predicate "const_0_to_7_operand"): Ditto.
5982 (define_predicate "const_0_to_15_operand"): Ditto.
5983 (define_predicate "const_0_to_63_operand"): Ditto.
5984 (define_predicate "const_0_to_255_operand"): Ditto.
5985 (define_predicate "const_1_to_31_operand"): Ditto.
5986 (define_predicate "const_2_to_3_operand"): Ditto.
5987 (define_predicate "const_4_to_7_operand"): Ditto.
5989 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5991 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5992 in SImode for save_world.
5993 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5996 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5998 PR tree-optimization/30784
5999 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6002 2007-03-25 Revital Eres <eres@il.ibm.com>
6004 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6005 Fold movement_possibility function into it.
6007 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6009 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6010 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6011 (call_indirect_nonlocal_darwin64): Same.
6012 (call_nonlocal_darwin64): Same.
6013 (call_value_indirect_nonlocal_darwin64): Same.
6014 (call_value_nonlocal_darwin64): Same.
6015 (sibcall_nonlocal_darwin64): Same.
6016 (sibcall_value_nonlocal_darwin64): Same.
6017 (sibcall_symbolic_64): Same.
6018 (sibcall_value_symbolic_64): Same.
6019 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6021 (rs6000_emit_load_toc_table): Same.
6022 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6023 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6029 (load_toc_v4_pic_si): Same
6030 (load_toc_v4_PIC_1): Same.
6031 (load_toc_v4_PIC_1b): Same.
6032 (call_indirect_aix{32,64}): Same.
6033 (call_value_indirect_aix{32,64}): Same.
6036 (call_local{32,64}): Same.
6037 (call_value_local{32,64}): Same.
6038 (call_indirect_nonlocal_aix{32,64}): Same.
6039 (call_nonlocal_aix{32,64}): Same.
6040 (call_value_indirect_nonlocal_aix{32,64}): Same.
6041 (call_value_nonlocal_aix{32,64}): Same.
6042 (call_indirect_nonlocal_sysv<mode>): Same.
6043 (call_nonlocal_sysv<mode>): Same.
6044 (call_value_indirect_nonlocal_sysv<mode>): Same.
6045 (call_value_nonlocal_sysv<mode>): Same.
6047 (sibcall_local{32,64}): Same.
6048 (sibcall_value_local{32,64}): Same.
6049 (sibcall_nonlocal_aix{32,64}): Same.
6050 (sibcall_value_nonlocal_aix{32,64}): Same.
6051 (sibcall_nonlocal_sysv<mode>): Same.
6052 (sibcall_value): Same.
6053 (sibcall_value_nonlocal_sysv<mode>): Same.
6055 2007-03-24 Paul Brook <paul@codesourcery.com>
6057 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6058 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6060 2007-03-24 Richard Henderson <rth@redhat.com>
6062 * config/ia64/constraints.md: New file.
6063 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6064 satisfies_constraint_?.
6065 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6066 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6067 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6068 ia64_output_mi_thunk): Likewise.
6069 (ia64_const_ok_for_letter_p): Remove.
6070 (ia64_const_double_ok_for_letter_p): Remove.
6071 (ia64_extra_constraint): Remove.
6072 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6073 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6074 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6075 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6076 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6077 EXTRA_MEMORY_CONSTRAINT): Remove.
6078 * config/ia64/ia64.md: Include constriants.md. Replace
6079 CONST_OK_FOR_? with satisfies_constraint_?.
6081 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6082 H.J. Lu <hongjiu.lu@intel.com>
6084 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6086 (name macros): Use DPD_BID_NAME to convert names properly.
6088 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6089 decimal floating point format.
6090 (init_floating_libfuncs): Change decimal functions so that they
6091 have a "bid_" prefix if the decimal system uses the BID format,
6092 and "dpd_" prefix if the decimal system uses the DPD format.
6093 (init_interclass_conv_libfuncs): Ditto.
6094 (init_intraclass_conv_libfuncs): Ditto.
6096 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6097 using the BID format.
6099 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6100 whether we are using the BID decimal format.
6101 * configure: Regenerate.
6103 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6104 the compiler has decimal floating point enabled. Define
6105 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6108 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6109 using the BID format.
6111 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6112 whether we are using the BID decimal format.
6113 * configure: Regenerate.
6115 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6116 the compiler has decimal floating point enabled. Define
6117 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6120 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6121 options, and that it is enabled for i386/x86_64 systems.
6123 * Makefile.in (enable_decimal_float): New.
6125 (DECNUMINC): Add -I$(DECNUMFMT).
6126 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6127 to $(DECNUMFMT) from $(DECNUM).
6129 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6130 Substitute enable_decimal_float.
6131 * configure: Regenerated.
6134 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6137 * configure.ac: Enable decimal float for x86_64-*-linux*.
6138 * configure: Regenerated.
6141 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6142 decimal128ClearSign to flip and clear the sign bit in decimal128.
6143 (decimal_real_maxval): Set decimal128SetSign to set the sign
6146 2007-03-23 Ian Lance Taylor <iant@google.com>
6148 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6150 2007-03-23 Ian Lance Taylor <iant@google.com>
6152 * tree-dump.c (dump_files): Correct comment.
6154 2007-03-23 Ian Lance Taylor <iant@google.com>
6156 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6158 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6160 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6161 in cfglayout mode. Don't go into and out of cfglayout mode.
6162 Link the blocks in the order of the constructed traces.
6163 (rest_of_handle_tracer): Adjust call to tracer.
6164 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6165 Don't go into cfglayout mode.
6166 (rtl_loop_done): Don't go out of cfglayout mode.
6167 * cfglayout.c (relink_block_chain): New function, split out from...
6168 (fixup_reorder_chain): ...here. Remove redundant checking.
6169 (cfg_layout_finalize): Don't clear the header, footer, and aux
6170 fields here, move the code to do so to relink_block_chain. Likewise
6171 for free_original_copy_tables.
6172 * rtl.h (tracer): Update prototype.
6173 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6174 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6175 mode. Use relink_block_chain to serialize the CFG according to the
6176 new basic block order. Move targetm.cannot_modify_jumps_p check from
6178 (gate_handle_reorder_blocks): ...to here.
6179 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6181 (gate_duplicate_computed_gotos): ...to here.
6182 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6183 something always changes when going into and out of cfglayout mode.
6184 Perform an expensive cfg cleanup while going into cfglayout mode.
6185 Always update liveness information on HAVE_conditional_execution
6186 targets. Reserialize the basic blocks and go out of cfglayout mode.
6187 * reg-stack.c: Include cfglayout.h.
6188 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6189 the call to reorder_basic_blocks.
6190 * basic-block.h (reorder_basic_blocks): Update prototype.
6191 (relink_block_chain): New prototype.
6192 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6194 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6196 * config/mips/mips.md (type, hazard, *movdi_32bit,
6197 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6198 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6199 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6200 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6201 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6203 (movcc): Change first xfer to multi.
6204 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6205 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6206 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6207 config/mips/generic.md: Change reservations using "xfer" to use
6209 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6210 using match_operand.
6211 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6212 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6214 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6216 2007-03-22 Richard Henderson <rth@redhat.com>
6218 * config/i386/i386.c: Remove unnecessary function declarations.
6219 Move targetm definition, and all related macros, to the end of
6220 the file. Resort some functions to put definitions before uses.
6221 (ix86_attribute_table): Make static. Move to end of file.
6222 (ix86_gimplify_va_arg): Make static.
6224 2007-03-22 Richard Henderson <rth@redhat.com>
6226 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6227 don't increase local_regparm with force_align_arg_pointer check.
6228 (ix86_function_sseregparm): Assert 32-bit.
6229 (type_has_variadic_args_p): New.
6230 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6231 type_has_variadic_args_p.
6232 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6233 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6234 use memset instead. Do maybe_vaarg check first; skip attribute
6235 tests if true; skip attribute tests for 64-bit.
6236 (construct_container): Remove TARGET_DEBUG_ARG.
6237 (function_arg_advance_32, function_arg_advance_64): Split out ...
6238 (function_arg_advance): ... from here.
6239 (function_arg_32, function_arg_64): Split out ...
6240 (function_arg): ... from here.
6241 (ix86_pass_by_reference): Tidy.
6242 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6243 (function_value_32): New, from parts of ix86_function_value
6244 and ix86_value_regno.
6245 (function_value_64): New, from parts of ix86_function_value
6246 and ix86_libcall_value.
6247 (ix86_function_value_1): New.
6248 (ix86_function_value, ix86_libcall_value): Use it.
6249 (return_in_memory_32, return_in_memory_64): Split out ...
6250 (ix86_return_in_memory): ... from here.
6251 (ix86_struct_value_rtx): Skip for 64-bit.
6252 (ix86_libcall_value, ix86_value_regno): Remove.
6253 (setup_incoming_varargs_64): Split out ...
6254 (ix86_setup_incoming_varargs): ... from here.
6255 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6256 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6257 * config/i386/i386-protos.h (ix86_function_value): Remove.
6258 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6260 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6263 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6264 infinities not supported, otherwise emit warning if -Woverflow. On
6265 underflow, emit warning if -Woverflow.
6266 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6268 * real.h (real_from_string): Update declaration
6270 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6271 Richard Henderson <rth@redhat.com>
6273 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6274 * calls.c (compute_argument_block_size, expand_call,
6275 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6276 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6277 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6278 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6279 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6280 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6281 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6282 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6285 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6287 * c-incpath.c (add_sysroot_to_chain): New.
6288 (merge_include_chains): Add sysroot argument. Call
6289 add_sysroot_to_chain if sysrooted.
6290 (register_include_chains): Update call to merge_include_chains.
6291 * doc/cppopts.texi: Document use of '=' in include directory
6294 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6297 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6298 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6299 insn pattern using X87MODEF12 mode macro.
6301 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6303 * regmove.c (regmove_optimize): Use reg_mentioned_p
6304 instead of reg_overlap_mentioned_p for DST.
6306 2007-03-21 Mike Stump <mrs@apple.com>
6308 * c.opt: Fixup for Objective-C/C++.
6310 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6312 * explow.c (convert_memory_address): Fold memory reference when
6313 POINTERS_EXTEND_UNSIGNED < 0
6315 2007-03-21 Richard Henderson <rth@redhat.com>
6318 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6319 * config/i386/mmintrin.h (__m64): Likewise.
6320 * config/i386/xmmintrin.h (__m128): Likewise.
6322 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6324 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6325 (VXWORKS_OS_CPP_BUILTINS): Define.
6326 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6327 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6329 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6331 * rtl.h (constant_pool_reference_p): Delete.
6332 (find_constant_src): Declare.
6333 * rtlanal.c (find_constant_src): New function.
6334 * simplify-rtx.c (constant_pool_reference_p): Delete.
6335 * config/i386/i386.md: Use find_constant_src instead of
6336 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6338 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6340 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6341 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6343 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6345 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6346 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6347 (arm_elf_asm_constructor): Use it.
6348 (arm_elf_asm_destructor): New function.
6350 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6352 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6354 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6356 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6358 2007-03-19 Andrew Haley <aph@redhat.com>
6360 PR tree-optimization/31264
6361 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6364 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6366 PR rtl-optimization/30907
6367 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6368 (fwprop_init): Always call loop_optimizer_initialize.
6369 (fwprop_done): Always call loop_optimizer_finalize.
6370 (fwprop): We always have loop info now.
6371 (gate_fwprop_addr): Remove.
6372 (pass_fwprop_addr): Use gate_fwprop as gate.
6374 PR rtl-optimization/30841
6375 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6376 df_chain_alloc): Call df_reorganize_refs unconditionally.
6377 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6378 refs_organized to refs_organized_size.
6379 (df_ref_create_structure): Use refs_organized_size instead of
6380 bitmap_size if refs had been organized, and keep refs_organized_size
6382 * df.h (struct df_ref_info): Change refs_organized to
6383 refs_organized_size.
6384 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6387 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6389 * except.c (output_function_exception_table): Do not reference the
6390 EH personality routine for functions that do not require an
6393 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6396 * c-typeck.c (convert_for_assignment): Call comptypes for
6397 RECORD_TYPE or UNION_TYPE.
6400 * reload1.c (reload): Do invalid ASM checking after
6401 cleanup_subreg_operands.
6403 2007-03-19 Jeff Law <law@redhat.com>
6405 * tree-cfg.c (find_taken_edge): Tighten conditions for
6406 optimizing computed gotos.
6408 2007-03-19 Michael Matz <matz@suse.de>
6410 * builtins.c (expand_builtin_sync_operation,
6411 expand_builtin_compare_and_swap,
6412 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6415 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6416 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6419 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6421 * doc/tm.texi: Add brackets around the return type of
6422 TARGET_SECONDARY_RELOAD.
6424 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6425 Richard Guenther <rguenther@suse.de>
6427 PR tree-optimization/31254
6428 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6429 Use handled_component_p () where appropriate. Continue
6430 propagating into the rhs if we propagated into an INDIRECT_REF
6433 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6435 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6436 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6437 (xde, xdee): Mode attributes adjusted to support DFP modes.
6438 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6439 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6440 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6441 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6442 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6443 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6444 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6446 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6447 "movsf"): Insn definitions removed.
6448 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6449 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6450 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6452 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6453 "reload_in<mode>", "reload_out<mode>"): Expander added.
6454 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6457 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6459 * config/s390/s390.md: Only non-functional changes. Renamed
6460 FPR mode macro to BFP all over the file.
6462 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6464 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6465 (op_type attribute): RRF instruction type added.
6466 (fT0): New mode attribute.
6467 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6468 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6469 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6470 no secondary memory is needed when moving DFmode values between GPRs
6473 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6475 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6476 inverted and documentation adjusted.
6477 ("mhard-dfp", "msoft-dfp"): New options.
6478 * config/s390/s390.c (s390_handle_arch_option): New architecture
6480 (override_options): Sanity checks for the new options added.
6481 * config.gcc: New architecture switch: z9-ec.
6482 * config/s390/s390.h (processor_flags): PF_DFP added.
6483 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6484 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6485 when the bit is NOT set so remove it from the defaults.
6487 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6489 * genemit.c (main): Print include statement for dfp.h.
6490 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6493 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6495 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6497 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6500 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6503 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6505 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6506 attr_length_call, output_call, output_indirect_call): Cleanup
6507 formatting of targetm calls.
6509 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6511 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6513 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6515 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6516 reservation, bypass and anti-bypass descriptions for these instructions.
6517 Update move patterns.
6518 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6521 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6523 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6524 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6525 (get_initial_def_for_reduction): Likewise.
6527 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6529 Fix PR tree-optimization/29922
6530 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6531 (get_representative): Removed.
6532 (value_dies_in_block_x): Update for rvuse removal.
6533 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6534 (compute_antic_aux): Handle when PHI nodes appear in
6535 non-single-successors.
6536 (dump_bitmap_of_names): Removed.
6537 (compute_antic_safe): Renamed and removed rvuse calculation.
6538 Calculate only antic safe.
6539 (insert_into_preds_of_block): Remove assert.
6540 (execute_pre): Update for renamed functions.
6541 (defer_or_phi_translate_block): New function.
6543 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6545 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6546 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6548 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6549 Follow spelling conventions.
6551 * tree-data-ref.h: Remove the prototype for analyze_array.
6553 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6555 PR tree-optimization/31041
6556 * tree-vect-transform.c (get_initial_def_for_induction): Call
6557 force_gimple_operand.
6559 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6561 * ipa-type-escape.c (look_for_casts) : Revert code to use
6562 handled_component_p due to ada test a-numaux.adb.
6564 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6566 * final.c (final_scan_insn): Alter the condition of a
6567 conditional trap if we have nonstandard CC.
6569 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6571 * configure.ac: Remove excess quoting from asm line 0 test.
6572 * configure: Rebuilt.
6574 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6576 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6577 * c-common.c (convert_and_check): Move warning logic to...
6578 (warnings_for_convert_and_check): ...here. Define.
6579 * c-common.h (warnings_for_convert_and_check): Declare.
6581 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6583 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6584 (output_call): Likewise.
6586 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6588 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6590 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6592 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6594 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6597 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6599 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6601 PR tree-optimization/31183
6602 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6603 Use double_int instead of unsigned int for representing access_strides.
6604 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6606 2007-03-16 Richard Guenther <rguenther@suse.de>
6608 PR tree-optimization/31146
6609 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6610 to allow recursion of forward_propagate_addr_expr.
6611 (forward_propagate_addr_into_variable_array_index): Likewise.
6612 (forward_propagate_addr_expr): Likewise.
6613 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6614 (forward_propagate_addr_expr_1): Recurse on simple copies
6615 instead of propagating into them. Do so for useless conversions
6617 (forward_propagate_addr_expr): Clean up unused statements after
6620 2007-03-16 Richard Guenther <rguenther@suse.de>
6622 * builtins.c (expand_builtin_cexpi): Use the right argument
6623 for the expansion via cexp.
6625 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6627 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6628 * configure: Rebuilt.
6630 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6633 * dwarf2out.c (force_type_die): Adjust comment.
6634 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6636 2007-03-15 DJ Delorie <dj@redhat.com>
6638 * config/frv/predicates.md (minmax_operator): Don't check operands
6641 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6643 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6644 Update constant estimates of number of iterations.
6645 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6646 argument renamed to "realistic".
6647 (compute_estimated_nb_iterations): Removed.
6648 (record_niter_bound): New function.
6649 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6650 call record_nonwrapping_iv with upper = false.
6651 (infer_loop_bounds_from_signedness): Pass upper argument to
6652 record_nonwrapping_iv.
6653 (estimate_numbers_of_iterations_loop): Do not call
6654 compute_estimated_nb_iterations. Record estimate based on profile
6655 information. Initialize the constant estimates of number of
6657 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6659 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6660 number of iterations is too small.
6661 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6662 (EST_NOT_AVAILABLE): Removed.
6663 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6664 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6667 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6669 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6670 Handle NE_EXPR guards.
6672 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6675 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6676 Set also -pedantic-errors by default for the preprocessor unless
6677 -fpermissive is given.
6679 2007-03-15 Richard Guenther <rguenther@suse.de>
6683 * builtins.c (expand_builtin_cexpi): As a fallback if we
6684 don't have builtins for sincos or cexp create a function
6685 declaration for cexp and expand to a call to that.
6686 (expand_builtin_int_roundingfn): Always fall
6687 back to floor/ceil and its variants even if they may be
6690 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6693 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6694 jump tables, move the call to delete_dead_jumptables from here...
6695 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6696 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6697 don't allow merging of blocks that try_redirect_by_replacing_jump
6698 also does not handle when not optimizing.
6700 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6701 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6703 * config/i386/i386.md (x86_sahf_1): Correctly handle
6706 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6710 x86_64_general_operand as operand[2] predicate. Remove "iF"
6711 from operand constraints and use "e" constraint instead.
6712 (*subti3_1, *subti3_1 splitter): Ditto.
6713 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6714 operand[1] predicate.
6716 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6718 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6719 arrays, multiply the access strides by the size of the sub-array.
6720 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6722 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6724 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6725 the configured assembler supports the sahf mnemonic.
6726 * configure: Regenerate.
6727 * config.in: Regenerate.
6729 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6730 emit "sahf" or ".byte\t0x9e" as asm template.
6732 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6735 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6736 option to replace hard coded TARGET_xxx in md file.
6737 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6738 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6739 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6740 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6741 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6742 (X86_TUNE_NOT_VECTORMODE): Ditto.
6743 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6744 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6745 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6746 (TUNE_SLOW_IMUL_IMM8): Ditto.
6747 (TUNE_MOVE_M1_VIA_OR): Ditto.
6748 (TUNE_NOT_UNPAIRABLE): Ditto.
6749 (TUNE_NOT_VECTORMODE): Ditto.
6751 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6754 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6755 tuning options instead of hard coded TARGET_xxx.
6756 (fix ssemode peephole2's): Ditto.
6757 (imul peephole2's): Ditto.
6759 (movdi_or_rex64): Ditto.
6760 (move peephole2): Ditto.
6761 (not peephole2's): Ditto.
6763 2007-03-14 Dirk Mueller <dmueller@suse.de>
6765 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6766 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6767 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6769 * c-parser.c (c_parser_do_statement): Warn about empty body in
6771 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6772 * doc/invoke.texi (-Wempty-body): Update documentation.
6774 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6777 * c-common.h (warn_for_div_by_zero): Declare.
6778 * c-common.c (warn_for_div_by_zero): Define.
6779 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6782 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6784 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6785 to PREFIX and STANDARD_PREFIX.
6787 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6788 Phil Edwards <phil@codesourcery.com>
6790 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6791 (__gthread_once_t): Remove busy field for RTPs.
6792 (__GTHREAD_ONCE_INIT): Update accordingly.
6794 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6796 * doc/invoke.texi: Document VxWorks options.
6798 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6800 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6802 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6804 PR tree-optimization/30590
6805 * tree-nrv.c (tree_nrv): Check for the partial update of the
6808 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6810 * flags.h (flag_random_seed): Remove declaration, in favor of...
6811 * toplev.h (get_random_seed, set_random_seed): ... these.
6812 * tree.c (get_file_function_name): Use the former.
6813 * opts.c (common_handle_option): Use the latter.
6816 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6819 * cse.c (cse_find_path): Do not bail out if a basic block that
6820 we already visited now becomes part of a path that starts at a
6821 different basic block. Just disallow this, to make sure we
6822 visit each basic block at most once.
6824 2007-03-13 Jan Hubicka <jh@suse.cz>
6826 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6827 when profile esitmate is present, calls with very low frequency are
6830 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6832 PR tree-optimization/30730
6833 PR tree-optimization/26900
6834 * tree-ssa-loop-niter.c: Include gmp.h.
6836 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6837 split_to_var_and_offset, determine_value_range,
6838 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6839 bound_difference, bounds_add, bounds_negate,
6840 number_of_iterations_ne_max, dump_affine_iv): New functions.
6841 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6842 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6843 difference of initial and final value of control iv to validate
6845 (number_of_iterations_cond): Add loop parameter. Determine bounds
6846 on the difference of the extremes of the control iv. Add dumps.
6847 (expand_simple_operations): Handle phi nodes.
6848 (simplify_using_initial_conditions): Do not record used conditions.
6849 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6850 Do not set additional_info.
6851 (implies_nonnegative_p, implies_ge_p): Removed.
6852 (derive_constant_upper_bound): Do not use parameter `additional'.
6853 (record_estimate): Parameter `additional' removed. Parameter
6854 `i_bound' added. Do not call derive_constant_upper_bound.
6855 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6856 bound the number of iterations estimate.
6857 (estimate_numbers_of_iterations_loop): Pass the estimate from
6858 the number of iterations analysis to record_estimate.
6859 * tree.h (multiple_of_p): Declare.
6860 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6861 (scev_const_prop): Do not check expression_expensive_p.
6862 * fold-const.c (multiple_of_p): Exported.
6863 * double-int.c (double_int_mask): Exported.
6864 * double-int.h (double_int_mask): Declare.
6865 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6866 field. Added max field.
6868 2007-03-13 David Taylor <taylor@candd.org>
6871 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6874 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6877 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6878 two unamed patterns.
6880 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6882 * config/i386/i386.opt (mcx16, msahf): New options.
6883 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6884 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6886 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6887 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6888 Output -mcx16 and -msahf options when corresponding bit is set.
6890 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6893 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6895 * configure.ac: Test for assembler tolerance to # 0 "".
6896 * configure, config.in: Rebuilt.
6897 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6899 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6901 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6903 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6904 (handle_syscall): Handle direct system calls.
6905 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6907 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6909 * doc/invoke.texi: Fix cpp.info cross-reference.
6910 * doc/passes.texi: Fix gcc.info cross-reference.
6912 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6914 PR tree-optimization/30835
6915 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6916 bb_for_stmt is not NULL before accessing it.
6918 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6920 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6923 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6926 * doc/install.texi: Document --enable-stage1-languages
6928 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6930 * tree-pass.h (pass_into_cfg_layout_mode,
6931 pass_outof_cfg_layout_mode): Declare.
6932 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6933 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6934 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6935 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6937 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6939 * c-decl.c (warn_variable_length_array): New function.
6940 Refactored from grokdeclarator to handle warn_vla
6941 and handle unnamed array case.
6942 (grokdeclarator): Refactored VLA warning case.
6943 * c.opt (Wvla): New flag.
6944 * doc/invoke.texi (Wvla): New warning.
6946 2007-03-12 Richard Henderson <rth@redhat.com>
6948 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6949 (TARGET_SECTION_TYPE_FLAGS): New.
6951 2007-03-12 Richard Henderson <rth@redhat.com>
6953 * config/darwin.c (machopic_reloc_rw_mask): New.
6954 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6955 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6957 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6959 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6960 * cppdefault.h (cpp_PREFIX): Document.
6961 (cpp_PREFIX_len): Likewise.
6962 (cpp_EXEC_PREFIX): New variable.
6963 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6964 * c-incpath.c (add_standard_paths): Correct logic for relocating
6965 paths within prefix.
6967 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6969 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6970 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6972 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6973 fix_truncdfdi_sse using SSEMODEF mode macro.
6974 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6975 fix_truncdfsi_sse using SSEMODEF mode macro.
6976 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6977 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6979 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6981 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6984 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6986 * tree.h : Add multiple_of_p declaration.
6987 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6988 * ipa-type-escape.c (results_of_malloc): Redundant.
6989 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6990 (cast_type): Extended with new members.
6991 (check_cast): Returns cast_type.
6992 (cast): New structure for data of walk_use_def_chains.
6993 (is_malloc_result, is_cast_from_non_pointer_1,
6994 is_cast_from_non_pointer,
6995 is_array_access_through_pointer_and_index): New functions.
6996 (look_for_casts): Returns cast types.
6997 (check_call): Returns void.
6998 (okay_pointer_operation): Use support of pointer plus index,
6999 pointer plus constant and allow all multiplications.
7001 2007-03-11 Richard Guenther <rguenther@suse.de>
7003 PR tree-optimization/31115
7004 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7005 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7006 A shift count of zero is not special as with *_DIV_EXPR.
7007 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7010 2007-03-11 Ian Lance Taylor <iant@google.com>
7012 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7013 the *_DIV_EXPR codes correctly with overflow infinities.
7015 2007-03-11 Ira Rosen <irar@il.ibm.com>
7017 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7018 indicate success/failure of the analysis. Add negation to subtrahend
7019 in case of subtraction. Fail if both operands contain constants.
7020 (create_data_ref): Fail if analyze_offset fails.
7022 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7024 * config/i386/i386.md (frndintxf2): Rename to ...
7025 (rintxf2): ... this. Remove expander having same name.
7026 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7027 (roundsf2, rounddf2): Ditto.
7028 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7029 (lround<mode>di2, lround<mode>si2): Ditto.
7031 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7033 * lower-subreg.c: Include except.h.
7034 (decompose_multiword_subregs): Verify that the only control flow
7035 insns we can split are loads to multi-words pseudos.
7036 Handle breaking such blocks after splitting, instead of calling
7037 find_many_sub_basic_blocks.
7039 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7040 on the new basic block. Add a lengthy comment explaining why we
7041 thought this was necessary.
7042 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7044 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7047 * tree.c (walk_type_fields): Recurse into the element type of
7048 ARRAY_TYPEs if there is a pointer set.
7050 2007-03-10 Dirk Mueller <dmueller@suse.de>
7052 * c-common.c (warn_logical_operator): Fix condition.
7054 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
7056 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7058 * config/darwin.c (machopic_select_section): Remove superfluous
7059 argument in call to categorize_decl_for_section. Remove unused
7062 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7064 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7066 * configure: Regenerate.
7068 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7071 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7072 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7073 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7074 Add LABEL_NUSES to emitted label.
7075 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7076 branch probability value to emitted jump insn.
7077 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7078 Do not check life information and do not re-arrange input operands
7079 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7081 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7083 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7084 the change of decode_asm_operands.
7086 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7088 * mode-switching.c (create_pre_exit): Skip blockage insn.
7090 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7092 * tree-pass.h (TODO_update_smt_usage): Remove.
7094 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7098 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7100 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7101 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7102 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7105 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7107 * gcc.c: Document %{, in big comment at top.
7108 (input_suffix_matches): Remove special handling for .s and
7110 (input_spec_matches): New.
7111 (handle_braces): Handle %{,.
7112 (validate_switches): ',' indicates a value which is not a switch.
7113 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7114 to detect assembler input.
7115 * config/i386/sol2.h (CPP_SPEC): Likewise.
7116 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7117 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7118 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7119 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7120 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7121 -m64 causes deployment target to default to 10.5.
7122 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7124 2007-03-09 Richard Henderson <rth@redhat.com>
7127 * target.h (targetm.asm.out.reloc_rw_mask): New.
7128 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7129 (TARGET_ASM_OUT): Use it.
7130 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7131 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7132 use the new reloc_rw_mask target hook instead.
7133 (default_section_type_flags_1): Merge into...
7134 (default_section_type_flags): ... here.
7135 (decl_readonly_section_1): Merge into...
7136 (decl_readonly_section): ... here.
7137 (default_elf_select_section_1): Merge into...
7138 (default_elf_select_section): ... here.
7139 (default_unique_section_1): Merge into...
7140 (default_unique_section): ... here.
7141 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7142 (default_select_rtx_section): Use it.
7143 (default_elf_select_rtx_section): Likewise.
7144 * output.h: Update to match.
7145 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7146 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7147 (TARGET_ASM_RELOC_RW_MASK): New.
7148 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7149 to categorize_decl_for_section.
7150 (x86_64_elf_unique_section): Likewise.
7151 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7152 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7153 (TARGET_ASM_RELOC_RW_MASK): New.
7154 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7155 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7156 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7157 (TARGET_RWRELOC): Remove.
7158 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7159 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7160 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7161 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7162 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7163 (rs6000_xcoff_select_section): Use decl_readonly_section.
7164 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7165 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7166 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7167 (TARGET_SECTION_TYPE_FLAGS): Remove.
7168 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7170 2007-03-09 Roger Sayle <roger@eyesopen.com>
7172 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7173 complex constant equality/inequality comparisons for here.
7174 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7175 known at compile-time or can be simplified to a scalar comparison.
7176 (fold_relational_const): Move compile-time evaluation of complex
7177 constant equality/inequality comparisons to here.
7179 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7181 PR rtl-optimization/30643
7182 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7184 (fold_rtx): Recurse, like before 2006-11-03.
7186 2007-03-09 DJ Delorie <dj@redhat.com>
7188 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7191 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7193 PR tree-optimization/30375
7194 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7195 LHS of statements is not the same.
7196 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7198 2007-03-09 Chao-ying Fu <fu@mips.com>
7200 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7202 * doc/invoke.texi (-mdspr2): Document new option.
7203 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7204 New unspec for DSP REV 2.
7205 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7206 these instructions are extended in DSP REV 2.
7207 (mips-dspr2.md): Include.
7208 * config/mips/mips.opt (mdspr2): New option.
7209 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7210 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7211 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7212 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7213 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7214 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7215 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7217 (bdesc_map): Add one field of unsupported_target_flags.
7218 (bdesc_arrays): Update entries to have extra fields. Add
7220 (mips_init_builtins): Initialize new function types.
7221 Check unsupported_target_fileds to filter out builtins.
7222 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7224 (ASM_SPEC): Pass mdspr2 to the assembler.
7225 * config/mips/mips-dspr2.md: New file.
7227 2007-03-09 Sa Liu <saliu@de.ibm.com>
7229 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7231 2007-03-09 Ian Lance Taylor <iant@google.com>
7233 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7234 argument) like -Wstrict-overflow=2.
7235 * doc/invoke.texi (Warning Options): Update documentation.
7237 2007-03-09 Dirk Mueller <dmueller@suse.de>
7240 * doc/invoke.texi (-Wlogical-op): Document.
7241 * common.opt (-Wlogical-op): New.
7242 * c-common.h (warn_logical_operator): Declare.
7243 * c-common.c (warn_logical_operator): Define.
7244 * c-typeck.c (parser_build_binary_op): Call
7245 warn_logical_operator.
7247 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7249 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7250 * final.c (final_scan_insn): Test for non-"" file name.
7252 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7254 * doc/loop.texi: Document the Omega linear constraints solver.
7255 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7256 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7257 omega-hash-table-size, omega-max-keys, and
7258 omega-eliminate-redundant-constraints.
7259 * tree-pass.h (pass_check_data_deps): Declared.
7262 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7263 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7264 pass_check_data_deps): New.
7265 * tree-data-ref.c (init_data_ref): Remove declaration.
7266 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7267 (analyze_array): Renamed init_array_ref, move up initializations.
7268 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7269 Removed arguments that are set to NULL.
7270 (analyze_indirect_ref): Correct indentation, correct call to
7272 (object_analysis): Call init_array_ref instead of analyze_array.
7273 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7274 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7275 of DR_ACCESS_FNS_ADDR.
7276 (init_omega_eq_with_af, omega_extract_distance_vectors,
7277 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7278 ddr_consistent_p): New.
7279 (compute_affine_dependence): Check consistency of ddrs when
7280 flag_check_data_deps is passed.
7281 (analyze_all_data_dependences): Uncomment.
7282 (tree_check_data_deps): New.
7283 * tree-data-ref.h: Include omega.h.
7284 (DR_ACCESS_FNS_ADDR): Removed.
7285 (data_dependence_relation): Add inner_loop.
7286 (DDR_INNER_LOOP): New.
7287 * common.opt (fcheck-data-deps): New.
7288 * tree-flow.h (tree_check_data_deps): Declare.
7289 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7290 (OBJS-common): Depend on omega.o.
7292 * passes.c (pass_check_data_deps): Scheduled.
7293 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7294 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7295 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7296 PARAM_VECT_MAX_VERSION_CHECKS,
7297 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7299 2007-03-09 Richard Guenther <rguenther@suse.de>
7301 PR tree-optimization/30904
7303 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7304 the same way as *_DIV_EXPR.
7306 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7308 * recog.c (decode_asm_operands): No mixed declarations and code.
7310 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7312 * rtl.def (ASM_INPUT): Add location.
7313 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7314 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7315 (decode_asm_operands): Add loc operand.
7316 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7317 * stmt.c (expand_asm): Rename to...
7318 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7319 gen_rtx_ASM_INPUT_loc.
7320 (expand_asm_expr): Adjust.
7321 * recog.c (decode_asm_operands): Add loc operand.
7322 (check_asm_operands, extract_insn): Adjust.
7323 * reload1.c (maybe_fix_stack_asms): Likewise.
7324 * final.c (asm_insn_count): Likewise.
7325 (final_scan_insn): Output # line before and after asm.
7327 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7329 * tree-ssa-structalias.c (variable_info): Remove
7331 (new_var_info): Ditto.
7332 (shared_bitmap_info_t): New structure.
7333 (shared_bitmap_table): New variable.
7334 (shared_bitmap_hash): New function.
7335 (shared_bitmap_eq): Ditto
7336 (shared_bitmap_lookup): Ditto.
7337 (shared_bitmap_add): Ditto.
7338 (merge_smts_into): Change to take bitmap directly.
7339 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7340 (init_alias_vars): Init shared bitmap hashtable.
7341 (delete_points_to_sets): Delete shared bitmap hashtable.
7342 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7343 is_aliased removal as a change that was still necessary was
7346 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7348 * config/i386/i386.h (override_options): Conditionally disable
7349 x86_sahf for 64bit targets only.
7351 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7354 * c-decl.c (merge_decls): Don't call make_var_volatile.
7355 * varasm.c (make_var_volatile): Remove.
7356 * output.h (make_var_volatile): Remove.
7358 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7360 PR tree-optimization/31085
7361 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7363 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7365 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7366 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7367 ATTR_CONST_NOTHROW_LIST.
7369 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7372 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7374 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7376 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7379 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7381 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7382 passed, use shared libgcc.
7384 2007-03-08 Roger Sayle <roger@eyesopen.com>
7386 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7387 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7388 (honor_protect_cleanup_actions, lower_try_finally_switch):
7390 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7391 ifc_temp_var): Likewise.
7392 * tree-inline.c (setup_one_parameter): Likewise.
7393 * tree-mudflap.c (mf_decl_cache_locals,
7394 mf_build_check_statement_for): Likewise.
7395 * tree-nested.c (init_tmp_var, save_tmp_var,
7396 finalize_nesting_tree_1): Likewise.
7397 * tree-outof-ssa.c (insert_copy_on_edge,
7398 insert_backedge_copies): Likewise.
7399 * tree-profile.c (tree_gen_edge_profiler,
7400 tree_gen_ic_profiler): Likewise.
7401 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7402 * tree-sra.c (sra_build_assignment): Likewise.
7403 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7404 * tree-ssa-math-opts.c (insert_reciprocals,
7405 execute_cse_sincos_1): Likewise.
7406 * tree-tailcall.c (adjust_accumulator_values,
7407 adjust_return_value): Likewise.
7408 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7409 * tree-vect-transform.c (vect_create_data_ref_ptr,
7410 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7411 vect_create_epilog_for_reduction, vectorizable_reduction,
7412 vectorizable_call, vectorizable_conversion,
7413 vectorizable_assignment, vectorizable_operation,
7414 vectorizable_type_demotion, vect_gen_widened_results_half,
7415 vect_permute_store_chain, vectorizable_store,
7416 vect_setup_realignment, vect_permute_load_chain,
7417 vectorizable_load, vectorizable_condition,
7418 vect_create_cond_for_align_checks): Likewise.
7419 * tree-vrp.c (build_assert_expr_for): Likewise.
7421 2007-03-08 Ian Lance Taylor <iant@google.com>
7423 * tree-vrp.c: Include "intl.h".
7424 (usable_range_p): New static function.
7425 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7426 overflowed values, juts set *strict_overflow_p.
7427 (compare_values): Only return -2 if one of the operands is not a
7429 (compare_ranges): Call usable_range_p.
7430 (compare_range_with_value): Likewise.
7431 (vrp_evaluate_conditional_warnv): Rename from
7432 vrp_evaluate_conditional. Make static. Change all callers.
7433 (vrp_evaluate_conditional): New function.
7434 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7436 (simplify_abs_using_ranges): Likewise.
7437 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7438 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7439 within_stmt parameter.
7440 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7441 vrp_evaluate_conditional.
7442 * tree-ssa-threadedge.c
7443 (record_temporary_equivalences_from_stmts_at_dest): Change
7444 simplify parameter to take a second tree parameter.
7445 (simplify_control_stmt_condition): Likewise.
7446 (thread_across_edge): Likewise.
7447 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7448 (thread_across_edge): Likewise.
7449 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7451 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7453 * config/i386/i386.h (TARGET_SAHF): New define.
7454 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7455 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7456 (x86_sahf): New global variable.
7457 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7458 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7459 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7460 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7462 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7463 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7464 when expanding fcomi/sahf based tests.
7465 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7466 expanding sahf based alternative. Emit sahf based sequence when
7467 optimizing for code size.
7468 * config/i386/i386.md (x86_sahf_1): Do not disable for
7469 TARGET_64BIT, enable for TARGET_SAHF.
7471 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7473 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7474 spurious whitespace from error message.
7476 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7479 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7481 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7483 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7485 * tree-sra.c (instantiate_element): Propagate disabled warnings
7486 from the element itself to the created variable.
7488 2007-03-07 Richard Henderson <rth@redhat.com>
7491 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7492 silently fix up the stack in the case of a missing register.
7494 2007-03-07 Paul Brook <paul@codesourcery.com>
7496 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7498 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7500 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7502 (phase1_vrs): Use them.
7503 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7504 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7505 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7506 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7507 __gnu_Unwind_Restore_WMMXC if required.
7508 (_Unwind_VRS_Pop): Implement iWMMXt support.
7509 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7510 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7511 gnu_Unwind_Save_WMMXC): Define.
7513 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7515 * config/vxworks.h (vxworks_override_options): Declare.
7516 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7517 * config/vxworks.c: Include target.h and toplev.h.
7518 (vxworks_override_options): New function.
7519 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7521 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7523 * config/s390/s390.c (override_options): Don't emit an error when
7524 -mstack-size is used without providing -mstack-guard.
7525 (s390_emit_prologue): Choose stack_guard value automatically if not
7526 provided via command line.
7527 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7529 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7531 * config/i386/i386.c (output_set_got): Add a GOT initialization
7532 sequence for VxWorks PIC.
7533 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7534 around labels as well as symbols. Use gotoff_operand instead
7535 of local_symbolic_operand.
7536 (legitimize_pic_address): Use gotoff_operand instead of
7537 local_symbolic_operand. Use @GOT accesses for labels as
7539 (ix86_output_addr_diff_elt): Use PC-relative rather than
7540 GP-relative offsets for VxWorks PIC.
7541 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7542 no_new_pseudos. Check whether the returned register is op0.
7543 * config/i386/i386.md (tablejump): Use PC-relative rather than
7544 GP-relative offsets for VxWorks PIC.
7545 * config/i386/predicates.md (gotoff_operand): New predicate.
7547 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7549 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7551 * config/vxworks-dummy.h: New file.
7552 * config/i386/i386.h: Include it.
7554 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7556 * dwarf2out.c (is_inlined_entry_point): New
7557 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7558 DW_AT_ranges if the first subblock is the entry point.
7560 2007-03-06 David Daney <ddaney@avtrex.com>
7562 * doc/install.texi (mips-*-*): Change recommended binutils
7565 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7567 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7568 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7570 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7571 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7573 2007-03-06 Jan Hubicka <jh@suse.cz>
7575 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7576 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7578 (probably_cold_bb_p): Cold functions are cold.
7579 (probably_never_executed_bb_p): Cold functions are cold.
7580 (tree_bb_level_predictions): Predict calls to cold functions as not
7582 (compute_function_frequency): Check hot/cold attributes.
7583 * function.h (function_frequency): Update comments.
7584 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7585 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7586 (c_common_att): Add cold and hot.
7588 * doc/extend.texi (hot,cold attributes): Document.
7590 2007-03-06 Andrew Haley <aph@redhat.com>
7592 * function.c (expand_function_end): Move blockage to just after we
7593 emit the label for the naked return from the function.
7595 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7597 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7600 2007-03-06 Jan Hubicka <jh@suse.cz>
7602 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7603 loaded for constant large models. Non-large 64bit PIC can do.
7604 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7605 * cmodel.h: Add LARGE PIC.
7606 * i386.md (UNSPEC_PLTOFF): New.
7607 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7609 (*call_1_rex64): Disable for large models.
7610 (*call_1_rex64_large): New.
7611 (*call_value_1_rex64): Disable for large models.
7612 (*call_value_1_rex64_large): New.
7613 (set_rip_rex4): New.
7614 (set_got_offset_rex64): New.
7615 * predicates.md (constant_call_address_operand): For large model
7616 constant calls are not possible.
7617 * i386-protos.h (construct_plt_address): Declare.
7618 * i386.c (override_options): Accept large models.
7619 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7620 (legitimate_constant_p): Add new UNSPECs.
7621 (legitimate_pic_operand_p): Likewise.
7622 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7623 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7625 (output_pic_addr_const): Add PLTOFF.
7626 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7627 (ix86_expand_move): Legitimize pic address when in PIC mode.
7628 (construct_plt_address): New function.
7629 (ix86_expand_call): Offload the address to register and use GOT pointer
7631 * invoke.texi (mcmodel=large): Update documentation.
7633 2007-03-06 Richard Henderson <rth@redhat.com>
7635 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7636 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7637 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7638 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7639 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7640 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7641 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7642 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7643 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7644 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7645 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7646 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7647 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7648 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7649 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7650 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7651 x86_schedule, x86_use_bt, x86_pad_returns,
7652 x86_use_xchgb): Merge into ...
7653 (ix86_tune_features): ... here. New array.
7654 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7655 x86_bswap): Merge into ...
7656 (ix86_arch_features): ... here. New array.
7657 (x86_3dnow_a): Remove.
7658 (x86_accumulate_outgoing_args): Make static.
7659 (x86_arch_always_fancy_math_387): Make static.
7660 (ix86_tune_mask, ix86_arch_mask): Move ...
7661 (override_options): ... to local variables here. Apply the
7662 appropriate mask to each element of ix86_arch_features and
7663 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7664 as were done in the old macros.
7665 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7666 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7667 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7668 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7669 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7670 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7671 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7672 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7673 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7674 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7675 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7676 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7677 x86_accumulate_outgoing_args, x86_prologue_using_move,
7678 x86_epilogue_using_move, x86_decompose_lea,
7679 x86_arch_always_fancy_math_387, x86_shift1,
7680 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7681 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7682 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7683 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7684 x86_use_incdec, x86_pad_returns, x86_bswap,
7685 x86_partial_flag_reg_stall): Remove.
7686 (enum ix86_tune_indices): New.
7687 (ix86_tune_features): New.
7688 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7689 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7690 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7691 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7692 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7693 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7694 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7695 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7696 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7697 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7698 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7699 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7700 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7701 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7702 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7703 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7704 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7705 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7706 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7707 TARGET_EXT_80387_CONSTANTS): Use it.
7708 (enum ix86_arch_indices): New.
7709 (ix86_arch_features): New.
7710 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7711 TARGET_BSWAP): Use it.
7712 (ix86_tune_mask, ix86_arch_mask): Remove.
7714 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7717 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7718 Define using $${sysroot_headers_suffix}.
7719 * configure: Regenerate.
7720 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7721 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7723 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7724 * gcc.c (print_sysroot_headers_suffix): New.
7725 (option_map): Include --print-sysroot-headers-suffix.
7726 (display_help): Mention -print-sysroot-headers-suffix.
7727 (process_command): Handle -print-sysroot-headers-suffix.
7728 (do_spec_1): Append multilib directory to include-fixed path if
7729 sysroot suffixes in use.
7730 (main): Handle -print-sysroot-headers-suffix.
7731 * Makefile.in (start.encap): Don't depend on xlimits.h
7732 (xlimits.h): Remove.
7733 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7734 limits.h for each multilib in fixinc_list.
7735 (fixinc_list, s-fixinc_list): New.
7736 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7737 generate them for each multilib in fixinc_list.
7738 (stmp-fixproto): Use include-fixed. Run fixproto for each
7739 multilib in fixinc_list.
7740 (mostlyclean): Don't remove xlimits.h.
7741 (clean): Remove include-fixed.
7742 (real-install-headers-tar, real-install-headers-cpio,
7743 real-install-headers-cp): Don't copy include, only include-fixed.
7744 (install-mkheaders): Depend on fixinc_list. Don't depend on
7745 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7746 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7747 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7749 2007-03-06 Jan Hubicka <jh@suse.cz>
7751 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7754 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7756 * configure.ac: Allow tm_file to contain build-directory files.
7757 * configure: Regenerate.
7758 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7759 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7760 * config/m68k/print-sysroot-suffix.sh: New file.
7762 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7764 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7765 of pic_offset_table_rtx if reload_completed.
7766 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7767 PIC_OFFSET_TABLE_REGNUM.
7768 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7770 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7771 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7773 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7775 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7776 functions that call eh_return.
7778 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7780 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7781 functions that need a constant pool.
7783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7786 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7787 (m68k_preferred_reload_class): Likewise.
7788 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7789 (SECONDARY_RELOAD_CLASS): Define.
7790 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7791 (LIMIT_RELOAD_CLASS): Delete.
7792 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7793 registers from storing bytes.
7794 (m68k_secondary_reload_class): New function.
7795 (m68k_preferred_reload_class): Likewise.
7797 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7799 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7801 (m68k_expand_prologue): Likewise.
7803 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7805 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7806 (mips_expand_epilogue): Add a bool parameter.
7807 (m68k_legitimize_sibcall_address): Declare.
7808 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7809 (m68k_expand_epilogue): Add a parameter to select between sibling
7810 and normal epilogues. Only generate a return for the latter.
7811 (m68k_ok_for_sibcall_p): New function.
7812 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7813 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7814 (sibcall_value, *sibcall_value): Likewise.
7815 (*call, *call_value): Require !SIBLING_CALL_P.
7816 (epilogue): Update call to m68k_expand_epilogue.
7817 (sibcall_epilogue): New pattern.
7818 * config/m68k/predicates.md (const_call_operand): Say that this
7819 predicate applies to sibling calls too.
7820 (sibcall_operand): New predicate.
7822 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7824 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7825 alternatives as movsi_cf.
7826 (movsf_cf_hard): Add commentary.
7828 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7829 Richard Sandiford <richard@codesourcery.com>
7831 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7832 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7833 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7834 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7835 as being live on exit from an interrupt function.
7836 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7837 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7838 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7839 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7840 (m68k_interrupt_function_p): Globalize.
7841 (m68k_compute_frame_layout): Remove reverse mask code.
7842 (m68k_emit_movem, m68k_set_frame_related): New functions.
7843 (m68k_output_function_prologue): Delete in favor of...
7844 (m68k_expand_prologue): ...this new function.
7845 (m68k_output_function_epilogue): Delete in favor of...
7846 (m68k_expand_epilogue): ...this new function.
7847 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7849 (print_operand): Handle %?.
7850 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7851 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7852 (prologue, epilogue): New patterns.
7853 (return): Turn into a define_expand.
7854 (*return): New pattern, derived from old "return" pattern. Use rte
7855 rather than rts for interrupt functions. Only use rtd if the pop
7857 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7858 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7859 (link, *link, unlink, *unlink, load_got): Likewise.
7861 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7865 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7866 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7867 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7868 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7869 and m68k_matches_u_p.
7870 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7871 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7872 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7873 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7874 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7875 (REG_STRICT_P): New macro.
7876 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7877 PCREL_GENERAL_OPERAND_OK.
7878 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7879 m68k_legitimate_base_reg_p.
7880 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7881 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7882 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7883 * config/m68k/m68k.c (m68k_address): New structure.
7884 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7885 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7886 (m68k_jump_table_ref_p, m68k_decompose_address)
7887 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7888 (m68k_matches_u_p): New functions.
7889 (print_operand_address): Rewrite to use m68k_decompose_index.
7891 2007-03-05 David Taylor <dtaylor@emc.com>
7893 * gcc.c: Correct copyright date in --version output.
7895 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7897 * pa.md: In unamed move patterns, disparge copies between general
7898 and floating point registers using '?' modifier. Don't include 'f'
7899 constraint for register preferences in DImode, SImode, HImode and
7900 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7901 Remove constraints for copies between general and floating registers
7902 in soft-float DFmode pattern.
7903 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7907 2007-03-05 Mike Stump <mrs@apple.com>
7909 * c-common.c (targetcm): Add.
7910 * c-opts.c (c_common_handle_option): Handle language specific
7912 * opts.c (handle_option): Verify language for target options, if
7914 * opth-gen.awk: Add CL_LANG_ALL.
7915 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7916 (TARGETCM_INITIALIZER): Add.
7917 * target.h (struct gcc_targetcm): Add.
7919 * targhooks.c (default_handle_c_option): Add.
7920 * targhooks.h (default_handle_c_option): Add.
7921 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7923 * config/darwin.opt (iframework): Add.
7924 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7925 * config/darwin-c.c (handle_c_option): Add.
7926 (TARGET_HANDLE_C_OPTION): Add.
7928 * doc/invoke.texi (Darwin Options): Add -iframework.
7930 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7932 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7935 2007-03-05 Ian Lance Taylor <iant@google.com>
7937 * c.opt (fgnu89-inline): New option.
7938 * c-opts.c (c_common_post_options): Set default value for
7940 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7941 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7943 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7944 (grokdeclarator, start_function): Likewise.
7945 * c-cppbuiltin.c (c_cpp_builtins): Define either
7946 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7947 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7948 (C Dialect Options): Document -fgnu89-inline.
7949 * doc/extend.texi (Function Attributes): Explain what the
7950 gnu_inline attribute does.
7951 * doc/cpp.texi (Common Predefined Macros): Document
7952 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7954 2007-03-05 Ian Lance Taylor <iant@google.com>
7956 PR tree-optimization/31034
7957 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7958 half-range if the other side is an overflow infinity.
7960 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7962 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7963 (bfin*-linux-uclibc*): New configuration.
7964 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7966 * config/bfin/linux.h: New file.
7967 * config/bfin/libgcc-bfin.ver: New file.
7968 * config/bfin/t-bfin-uclinux: New file.
7969 * config/bfin/t-bfin-linux: New file.
7970 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7971 (TARGET_OS_CPP_BUILTINS): New macro.
7973 2007-03-05 Richard Guenther <rguenther@suse.de>
7975 * fold-const.c (fold_binary): Remove duplicate folding
7976 of comparison of non-null ADDR_EXPR against null.
7978 2007-03-05 Richard Guenther <rguenther@suse.de>
7979 Dorit Nuzman <dorit@il.ibm.com>
7981 PR tree-optimization/26420
7982 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7983 are no loops in the function. Only print the number of
7984 vectorized loops if it is greater than zero or we are supposed
7985 to print information about unvectorized loops.
7987 2007-03-05 Revital Eres <eres@il.ibm.com>
7989 * gcc.dg/var-expand1.c: New test.
7990 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7991 when an accumulator is expanded.
7993 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7996 * c-common.c (convert_and_check): Don't give warnings for
7997 conversion if 'expr' already overflowed.
7999 2007-03-04 Roger Sayle <roger@eyesopen.com>
8002 * fold-const.c (fold_comparison): Enforce type consistency when
8003 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8005 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8007 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8008 containing a cast to the base of TARGET_MEM_REF.
8010 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8012 * tree.c (tree_contains_struct_check_failed): Remove spurious
8013 whitespace from error message.
8015 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8018 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8019 instead of precision.
8021 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8022 Nathan Sidwell <nathan@codesourcery.com>
8024 * emit-rtl.c (find_auto_inc): New.
8025 (try_split): recreate REG_INC notes,
8026 Use regular for loops rather than whiles.
8028 2007-03-03 Andreas Schwab <schwab@suse.de>
8030 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8031 * configure: Regenerate.
8033 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8035 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8036 flag_rounding_math, not flag_unsafe_math_optimizations.
8038 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8040 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8041 alpha_fold_vector_minmax): Likewise.
8042 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8043 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8045 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8047 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8048 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8049 if the lhs has side-effects.
8050 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8052 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8054 * config/i386/i386.h (TUNEMASK): Remove define.
8055 (ARCHMASK): Remove define.
8056 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8057 Use ix86_arch_mask variable instead of ARCHMASK.
8058 * config/i386/i386.c (override_options): Ditto.
8059 (standard_80387_constant_p): Ditto.
8061 2007-03-02 Ian Lance Taylor <iant@google.com>
8063 Used signed infinities in VRP.
8064 * tree-vrp.c (uses_overflow_infinity): New static function.
8065 (supports_overflow_infinity): New static function.
8066 (make_overflow_infinity): New static function.
8067 (negative_overflow_infinity): New static function.
8068 (positive_overflow_infinity): New static function.
8069 (is_negative_overflow_infinity): New static function.
8070 (is_positive_overflow_infinity): New static function.
8071 (is_overflow_infinity): New static function.
8072 (overflow_infinity_range_p): New static function.
8073 (compare_values_warnv): New function split out of compare_values.
8074 (compare_value): Call it.
8075 (set_value_range_to_nonnegative): Add overflow_infinity
8076 parameter. Change caller.
8077 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8079 (vrp_expr_computes_nonzero): Likewise.
8080 (compare_ranges, compare_range_with_value): Likewise.
8081 (compare_name_with_value, compare_names): Likewise.
8082 (vrp_evaluate_conditional): Likewise.
8083 (set_value_range): Handle infinity
8084 (vrp_operand_equal_p, operand_less_p): Likewise.
8085 (extract_range_from_assert): Likewise.
8086 (vrp_int_const_binop): Likewise.
8087 (extract_range_from_binary_expr): Likewise.
8088 (extract_range_from_unary_expr): Likewise.
8089 (extract_range_from_comparison): Likewise.
8090 (extract_range_from_expr): Likewise.
8091 (dump_value_range): Likewise.
8092 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8093 (test_for_singularity): Likewise.
8094 (vrp_int_const_binop): Remove inline qualifier.
8095 (adjust_range_with_scev): Add comment.
8096 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8098 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8100 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8101 (get_constraint_for): Likewise.
8102 (do_structure_copy): Likewise.
8103 (find_func_aliases): Fix references to MODIFY_EXPR.
8104 (intra_create_variable_infos): Tidy.
8105 * tree-ssa-operands.c (add_virtual_operand): Add argument
8107 When adding members of alias sets, if IS_CALL_SITE is true and
8108 the symbol is not call-clobbered, skip it.
8111 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8113 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8114 entry by means of emit_insn_at_entry.
8116 2007-03-02 Richard Henderson <rth@redhat.com>
8118 * expr.h (promoted_input_arg): Remove decl.
8119 * function.c (promoted_input_arg): Merge into ...
8120 * combine.c (setup_incoming_promotions): ... only caller.
8121 Rearrange to avoid double loop.
8123 2007-03-02 Ben Elliston <bje@au.ibm.com>
8124 Peter Bergner <bergner@vnet.ibm.com>
8125 Janis Johnson <janis187@us.ibm.com>
8127 * config/rs6000/dfp.md: New file.
8128 * config/rs6000/rs6000.md: Include dfp.md.
8129 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8130 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8131 and TDmode decimal float modes in FP registers.
8132 (num_insns_constant): Likewise.
8133 (rs6000_legitimate_offset_address_p): Likewise.
8134 (rs6000_legitimize_address): Likewise.
8135 (rs6000_legitimize_reload_address): Likewise.
8136 (rs6000_legitimate_address): Likewise.
8137 (rs6000_emit_move): Likewise.
8138 (function_arg_boundary): Likewise.
8139 (function_arg_advance): Likewise.
8140 (rs6000_darwin64_record_arg_recurse): Likewise.
8141 (function_arg): Likewise.
8142 (rs6000_gimplify_va_arg): Likewise.
8143 (rs6000_split_multireg_move): Likewise.
8144 (rs6000_output_function_epilogue): Likewise.
8145 (rs6000_output_function_epilogue): Likewise.
8146 (rs6000_register_move_cost): Likewise.
8147 (rs6000_function_value): Likewise.
8148 (rs6000_libcall_value): Likewise.
8150 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8152 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8154 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8156 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8157 Use $MULTIDIR to choose between the kernel and RTP headers,
8158 and use $WIND_BASE and $WIND_USR to locate them.
8160 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8162 * config/i386/i386.c (override_options): Put initialization of
8163 ix86_tune_mask and ix86_arch_mask to the correct place.
8165 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8166 Michael Meissner <michael.meissner@amd.com>
8169 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8171 (TARGET_CMOVE): Use ARCHMASK.
8172 (TARGET_CMPXCHG): Ditto.
8173 (TARGET_CMPXCHG8B): Ditto.
8174 (TARGET_XADD): Ditto.
8175 (TARGET_BSWAP): Ditto.
8176 * config/i386/i386.c (ix86_tune_mask): New global variable.
8177 (ix86_arch_mask): Ditto.
8178 (override_options): Initialize ix86_tune_mask and
8179 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8182 2007-03-02 Ben Elliston <bje@au.ibm.com>
8185 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8187 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8189 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8190 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8191 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8192 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8194 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8195 rs6000_init_dwarf_reg_sizes_extra): New.
8196 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8197 SPE register high parts.
8199 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8201 * Makefile.in: Add install-pdf target as
8202 copied from automake v1.10 rules.
8203 * configure.ac: Add install-pdf to target list.
8204 * configure: Regenerate.
8206 2007-03-01 Paul Brook <paul@codesourcery.com>
8208 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8209 modes to LDRD for DImode.
8210 (output_move_double): Fixup out of range ldrd/strd.
8211 (vfp_secondary_reload_class): Rename...
8212 (coproc_secondary_reload_class): ... to this. Add wb argument.
8213 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8214 coproc_secondary_reload_class for CLASS_IWMMXT.
8215 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8216 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8218 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8220 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8221 factor by the estimated number of iterations.
8222 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8225 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8226 decode_caches_intel, detect_caches_intel): New functions.
8227 (host_detect_local_cpu): Use detect_caches_amd and
8228 detect_caches_intel.
8230 2007-03-01 Richard Henderson <rth@redhat.com>
8232 * expr.c (emit_move_complex_push): Export.
8233 (emit_move_complex_parts): Split out from ...
8234 (emit_move_complex): ... here.
8235 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8236 * config/i386/i386.md (movcdi): New.
8238 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8240 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8241 size of mode1 to check for tieable modes in MMX case.
8243 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8245 * Makefile.in (rtlanal.o): Depend on tree.h.
8246 * rtl.h (offset_within_section_p, split_const): Declare.
8247 * rtlanal.c: Include tree.h.
8248 (offset_within_block_p): New function, taken from
8249 mips_offset_within_object_p.
8250 (split_const): New function, taken from mips_split_const.
8251 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8253 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8254 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8255 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8256 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8257 (m68k_illegitimate_symbolic_constant_p): New function.
8258 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8259 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8260 symbolic constant that might be outside the symbol's section,
8261 move the symbol first and then add the offset.
8262 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8264 * config/mips/mips.c (mips_split_const): Delete.
8265 (mips_offset_within_object_p): Delete.
8266 (mips_symbolic_constant_p): Use offset_within_section_p and
8267 split_const instead of mips_offset_within_object_p and
8269 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8270 (mips_legitimize_const_move, print_operand_reloc)
8271 (mips_dangerous_for_la25_p): Use split_const instead of
8274 2007-02-28 Eric Christopher <echristo@apple.com>
8276 * Makefile.in (install-include-dir): Don't rm -rf include.
8278 2007-02-28 Richard Guenther <rguenther@suse.de>
8281 * fold-const.c (fold_binary): Do not associate expressions
8282 with more than one variable for integer types that do not wrap.
8284 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8286 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8287 Delete, and replace with...
8288 (fold_builtin_call_array): This. Update callers to use it.
8289 * fold-const.c (fold_build_call_list): Delete, and replace with...
8290 (fold_build_call_array): This.
8291 (fold_build_call_list_initializer): Delete, and replace with...
8292 (fold_build_call_array_initializer): This.
8293 * tree.h: Update declarations to reflect above changes.
8295 * c-typeck.c (build_function_call): Store converted arguments
8296 in a stack-allocated array instead of building a list.
8297 (convert_arguments): Store arguments in the array passed in as an
8298 argument, and return the actual number of arguments.
8299 * c-format.c: (check_function_format): Pass arguments in an
8300 array instead of a list.
8301 * c-common.c (check_function_nonnull): Likewise.
8302 (check_function_sentinel): Likewise.
8303 (check_function_arguments): Likewise.
8304 * c-common.h: Update declarations to reflect above changes.
8306 2007-02-28 Jan Hubicka <jh@suse.cz>
8308 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8309 PRED_NEGATIVE_RETURN): Update outcomes.
8311 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8313 * calls.c (emit_library_call_value_1): Handle partial registers
8314 correctly when building up CALL_INSN_FUNCTION_USAGE.
8316 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8318 * pa/predicates.md (move_src_operand): Allow zero for mode.
8319 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8322 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8325 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8326 *movv2df_internal): Enable pattern only for valid operand
8328 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8329 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8331 2007-02-27 Mike Stump <mrs@apple.com>
8333 * config/darwin-crt3.c: Avoid compilation when compiling for a
8336 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8338 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8340 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8341 for fixed headers and limits.h.
8342 (install-include-dir, install-headers-tar, install-headers-cpio,
8343 install-headers-cp, real-install-headers-tar,
8344 real-install-headers-cpio, real-install-headers-cp): Handle
8345 include-fixed as well as include.
8346 (install-mkheaders): Don't install files that go only in include
8348 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8349 from GCC_INCLUDE_DIR.
8350 * gcc.c (process_command): Remove special -BstageN/ handling.
8351 (do_spec_1): Add include-fixed directories.
8353 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8355 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8357 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8359 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8362 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8364 * c-common.c (get_priority): Add check for
8365 SUPPORTS_INIT_PRIORITY.
8367 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8369 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8371 * config/bfin/bfin.c: Include "cfglayout.h".
8372 (MAX_LSETUP_DISTANCE): New macro.
8373 (struct loop_info): New members incoming, incoming_src and
8374 incoming_dest. Delete member predecessor.
8375 (length_for_loop): New function.
8376 (bfin_optimize_loop): Handle more different loop structures.
8377 (bfin_discover_loop): Rework detection of predecessor blocks by
8378 examining incoming edges.
8379 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8381 (bfin_reorder_loops): New function.
8382 (bfin_reorg_loops): Use these three new functions.
8384 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8385 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8386 (CONSTRAINT_LEN): Add entry for 'q'.
8387 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8388 Add 'q' constraints.
8389 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8390 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8392 * config/bfin/bfin.md (add_with_carry): New pattern.
8393 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8394 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8395 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8396 support unsigned multiplies too. Removed incorrect commutativity from
8397 operand 1 constraint where appropriate.
8398 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8400 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8401 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8403 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8404 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8405 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8406 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8407 usmulhisi_hh_huh): New patterns.
8409 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8410 lshifthi3): Fix output template to use half reg for operand 2.
8412 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8415 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8417 2007-02-27 Andreas Schwab <schwab@suse.de>
8419 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8421 2007-02-27 Jan Hubicka <jh@suse.cz>
8423 * predict.c (last_basic_block_p): Remove.
8424 (tree_estimate_probability): Update return heuristic for commonized
8427 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8429 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8431 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8433 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8434 * doc/cpp.texi: Standardize title page.
8435 * doc/cppinternals.texi: Likewise.
8436 * doc/gcc.texi: Standardize title page, remove version number
8437 from copyright page.
8438 * doc/gccint.texi: Likewise.
8439 * doc/install.texi: Standardize title page, add table of
8442 2007-02-26 Jan Hubicka <jh@suse.cz>
8444 * predict.def: Set outcomes according to more recent results.
8445 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8446 Remove dead predictors.
8447 * predict.c (return_prediction): Fix pasto.
8449 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8451 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8452 change; avoid a memory leak when returning early.
8454 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8456 * c-decl.c (static_ctors): Move to c-common.c.
8457 (static_dtors): Likewise.
8458 (finish_function): Use c_record_cdtor_fn.
8459 (build_cdtor): Move to c-common.c.
8460 (c_write_global_declarations): Use c_build_cdtor_fns.
8461 * c-common.h (static_ctors): Declare.
8462 (static_dtors): Likewise.
8463 (c_record_cdtor_fn): Likewise.
8464 (c_build_cdtor_fns): Likewise.
8465 * c-common.c (static_ctors): New variable.
8466 (static_dtors): Likewise.
8467 (c_record_cdtor_fn): New function.
8468 (build_cdtor): Move from c-decl.c
8469 (c_build_cdtor_fns): New function.
8471 * output.h (assemble_addr_to_section): Declare.
8472 (get_cdtor_priority_section): Likewise.
8473 * varasm.c (assemble_addr_to_section): New function.
8474 (get_cdtor_priority_section): Likewise.
8475 (default_named_section_asm_out_destructor): Use them.
8476 (destor_dtor_section_asm_out_destructor): Likewise.
8477 (default_named_section_asm_out_constructor): Likewise.
8478 (default_ctor_section_asm_out_constructor): Likewise.
8479 * config.gcc (*-*-vxworks*): Include vxworks.o.
8480 * config/t-vxworks (vxworks.o): New target.
8481 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8482 (TARGET_ASM_CONSTRUCTOR): Define.
8483 (TARGET_ASM_DESTRUCTOR): Likewise.
8484 (vxworks_asm_out_constructor): Declare.
8485 (vxworks_asm_out_destructor): Likewise.
8487 * c-common.c (get_priority): Check that we have not just an
8488 INTEGER_CST, but an integer constant with integeral type.
8490 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8492 PR tree-optimization/30938
8493 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8494 use &dt[nargs-1] instead of &dt[nargs] in the call to
8495 vect_is_simple_use().
8497 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8499 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8500 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8501 Do not attempt to handle MEM inside auto-inc expressions.
8502 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8503 of a register modified by an auto-inc expression. However, do handle
8504 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8505 (elimination_effects): Prohibit elimination of a register modified
8506 by an auto-inc expression. Disable register elimination rules whose
8507 target register is modified by an auto-inc expression with variable
8510 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8512 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8514 (array_at_struct_end_p): New function.
8515 (idx_infer_loop_bounds): Use it.
8516 (estimate_numbers_of_iterations_loop): Export.
8517 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8518 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8519 (tree_estimate_probability): Call record_loop_exits.
8520 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8521 (estimated_loop_iterations, estimated_loop_iterations_int,
8522 estimated_loop_iterations_tree): New functions.
8523 (analyze_siv_subscript_cst_affine,
8524 compute_overlap_steps_for_affine_1_2,
8525 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8526 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8527 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8528 (PRED_LOOP_ITERATIONS_GUESSED): New.
8529 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8530 * cfgloop.h (estimate_numbers_of_iterations_loop,
8531 estimated_loop_iterations_int): Declare.
8533 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8535 * doc/extend.texi: Document optional priority argument to
8536 constructors and destructors.
8537 * tree.c (init_priority_for_decl): Adjust GTY markers.
8538 (init_ttree): Use priority-info hash functions for
8539 init_priority_for_decl.
8540 (tree_map_eq): Rename to ...
8541 (tree_map_base_eq): ... this.
8542 (tree_map_marked_p): Rename to ...
8543 (tree_map_base_marked_p): ... this.
8544 (tree_map_base_hash): New function.
8545 (decl_init_priority_lookup): Rework.
8546 (decl_fini_priority_lookup): New function.
8547 (decl_priority_info): New function.
8548 (decl_init_priority_insert): Use it.
8549 (decl_fini_priority_insert): Likewise.
8550 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8552 (decl_restrict_base_insert): Likewise.
8553 (decl_debug_expr_insert): Likewise.
8554 (decl_value_expr_lookup): Likewise.
8555 (decl_value_expr_insert): Likewise.
8556 * tree.h (priority_type): New type.
8557 (decl_init_priority_lookup): Use priority_type.
8558 (decl_fini_priority_lookup): New function.
8559 (decl_init_priority_insert): Use priority_type.
8560 (decl_fini_priority_insert): New function.
8561 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8562 (DECL_INIT_PRIORITY): Likewise.
8563 (SET_DECL_INIT_PRIORITY): Add comment.
8564 (DECL_FINI_PRIORITY): New macro.
8565 (SET_DECL_FINI_PRIORITY): Likewise.
8566 (DEFAULT_INIT_PRIORITY): Document.
8567 (MAX_INIT_PRIORITY): Likewise.
8568 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8569 (tree_map_base): New type.
8570 (tree_map_base_eq): New function.
8571 (tree_map_base_hash): Likewise.
8572 (tree_map_base_marked_p): Likewise.
8573 (tree_map): Inherit from tree_map_base.
8574 (tree_map_eq): Make it a macro.
8575 (tree_map_marked_p): Likewise.
8576 (tree_int_map): Inherit from tree_map_base.
8577 (tree_int_map_eq): Make it a macro.
8578 (tree_int_map_hash): Likewise.
8579 (tree_int_map_marked_p): Likewise.
8580 (tree_priority_map): New type.
8581 (tree_priority_map_eq): New macro.
8582 (tree_priority_map_hash): Likewise.
8583 (tree_priority_map_marked_p): Likewise.
8584 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8586 (emutls_common_1): Likewise.
8587 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8588 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8589 of tree_map hierarchy.
8590 * tree-cfg.c (move_stmt_r): Likewise.
8591 (new_label_mapper): Likewise.
8592 * c-tree.h (c_expand_body): Move to ...
8593 * c-common.h (c_expand_body): ... here.
8594 * c-decl.c (c_expand_body): Move to ...
8595 * c-common.c (c_expand_body): ... here.
8596 (c_common_attribute_table): Allow 1 argument for the constructor
8597 and destructor attributes.
8598 (get_priority): New function.
8599 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8600 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8602 2007-02-24 Jan Hubicka <jh@suse.cz>
8605 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8607 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8608 Jan Hubicka <jh@suse.cz>
8611 * i386.c (counter_mode): New function.
8612 (expand_set_or_movmem_via_loop): Use it.
8613 (expand_movmem_epilogue): Likewise; fix pasto.
8614 (ix86_expand_movmem): Do emit guard even for constant counts.
8615 (ix86_expand_setmem): Likewise.
8617 2007-02-25 Nick Clifton <nickc@redhat.com>
8619 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8620 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8622 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8625 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8626 count argument with 0x10, not with 0x16.
8627 (expand_setmem_epilogue): Ditto.
8629 2007-02-24 Mike Stump <mrs@apple.com>
8631 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8634 2007-02-24 Richard Guenther <rguenther@suse.de>
8637 * fold-const.c (fold_binary): Fold x +- CST op x for
8638 EQ_EXPR and NE_EXPR.
8640 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8642 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8644 2007-02-24 Jan Hubicka <jh@suse.cz>
8646 * cgraphunit.c (decide_is_function_needed): Honor
8647 -fkeep-inline-functions.
8649 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8651 * builtins.c (fold_builtin_modf): New.
8652 (fold_builtin_2): Use it.
8654 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8656 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8657 (determine_max_iter): Take additional LOOP arg; all callers changed.
8658 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8659 one using simplifications.
8660 (simplify_using_initial_values): Return if the expression becomes
8661 invalid due to altered regs.
8663 2007-02-23 DJ Delorie <dj@redhat.com>
8665 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8667 2007-02-23 Mike Stump <mrs@apple.com>
8669 * tlink.c (scan_linker_output): Parse linker messages from
8670 darwin9's linker better.
8672 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8675 * varpool.c (varpool_assemble_pending_decls): Set
8676 varpool_last_needed_node to null.
8678 2007-02-23 DJ Delorie <dj@redhat.com>
8680 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8681 alignment bigger than the object file can handle.
8683 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8686 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8687 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8688 (*movsf_1): Penalize MMX moves.
8690 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8692 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8693 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8695 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8697 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8699 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8700 (fold_builtin_1): Use them.
8701 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8702 BUILT_IN_SIGNIFICAND.
8704 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/i386/i386.c (bdesc_1arg): Initialize
8707 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8708 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8709 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8710 and IX86_BUILTIN_MOVSLDUP.
8712 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8714 PR rtl-optimization/30841
8715 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8717 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8719 * builtins.c (fold_builtin_frexp): New.
8720 (fold_builtin_2): Use it.
8722 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8724 * doc/invoke.texi (Spec Files): Document getenv spec function.
8726 * gcc.c (getenv_spec_function): New function.
8727 (static_spec_functions): Add it.
8728 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8729 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8732 2007-02-22 Michael Matz <matz@suse.de
8735 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8736 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8738 2007-02-22 Ian Lance Taylor <iant@google.com>
8741 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8742 (mem_loc_descriptor): Call it.
8744 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8745 Ira Rosen <irar@il.ibm.com>
8747 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8749 2007-02-22 Ira Rosen <irar@il.ibm.com>
8751 PR tree-optimization/30843
8752 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8753 stores only after all the group is vectorized.
8755 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8757 PR tree-optimization/30858
8758 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8759 in the reduction cycle have a single use in the loop.
8760 * tree-vectorizer.h (relevant): Add documentation.
8762 2007-02-20 Mike Stump <mrs@apple.com>
8764 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8765 * configure: Regenerate.
8767 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8769 Change the defaults of some parameters and options.
8770 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8771 * config/spu/spu.c (spu_optimization_options): Add.
8772 (spu_override_options): Change params in spu_optimization_options.
8773 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8775 Register 127 is only 16 byte aligned when used as a frame pointer.
8776 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8777 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8778 HARD_FRAME_POINTER_REGNUM.
8779 (spu_legitimate_address): Use regno_aligned_for_reload.
8780 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8781 aligned when frame_pointer_needed is true.
8782 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8784 * config/spu/spu.h (INIT_EXPANDERS): Define.
8786 Make sure shift and rotate instructions have valid immediate operands.
8787 * config/spu/predicates.md (spu_shift_operand): Remove.
8788 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8789 * config/spu/constraints.md (W, O): Extend range.
8790 * config/spu/spu.md (umask, nmask): Define.
8791 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8792 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8793 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8794 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8795 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8796 (lshr<mode>3_reg): Fix rtl description.
8798 Make sure mulhisi immediate operands are valid.
8799 * config/spu/predicates.md (imm_K_operand): Add.
8800 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8802 Generate constants using fsmbi and andi.
8803 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8804 (print_operand, spu_split_immediate, classify_immediate,
8805 fsmbi_const_p): Handle IC_FSMBI2.
8807 Correctly handle a CONST_VECTOR containing symbols.
8808 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8809 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8810 (immediate_load_p): Allow symbols that use 2 instructions to create.
8811 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8812 with symbols when flag_pic is set.
8813 (const_vector_immediate_p): New.
8814 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8815 accept a CONST_VECTOR with symbols.
8816 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8817 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8819 * config/spu/spu.md (high, low): Delete.
8820 (low_<mode>): Define.
8822 Remove INTRmode and INTR_REGNUM, which didn't work.
8823 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8825 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8826 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8827 peephole2 pattern): Don't use INTR or 131.
8828 (movintrcc): Delete.
8829 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8830 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8831 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8832 (UNSPEC_SET_INTR): Add.
8833 * config/spu/spu-modes.def (INTR): Remove.
8835 More accurate warnings about run-time relocations.
8836 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8838 Correctly warn about immediate arguments to specific intrinsics.
8839 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8840 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8841 the instruction predicate.
8843 Fix tree check errors with latest update.
8844 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8846 (spu_expand_builtin): Use CALL_EXPR_FN.
8848 Add missing specific intrinsics.
8849 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8851 * config/spu/spu_internals.h: Ditto.
8853 Fix incorrect operand modifiers.
8854 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8855 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8857 Optimize one case of zero_extend of a vec_select.
8858 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8860 Accept any immediate for hbr.
8861 * config/spu/spu.md (hbr): Change s constraints to i.
8863 2007-02-21 Paul Brook <paul@codesourcery.com>
8865 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8866 condexec_count when skipping USE and CLOBBER.
8868 2007-02-21 Nick Clifton <nickc@redhat.com>
8870 * common.opt (Warray-bounds): Add Warning attribute.
8871 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8873 (fsized-zeroes): Add Optimization attribute.
8874 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8875 * c.opt (Wc++0x-compat): Add Warning attribute.
8877 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8880 * reload1.c (eliminate_regs_in_insn): In the single_set special
8881 case, attempt to re-recognize the insn before falling back to
8882 having reload fix it up.
8884 2007-02-20 Eric Christopher <echristo@gmail.com>
8886 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8887 Rewrite accordingly.
8888 (frv_read_iacc_argument): Ditto.
8889 (frv_expand_set_builtin): Take a call instead of arglist, update for
8891 (frv_expand_unop_builtin): Ditto.
8892 (frv_expand_binop_builtin): Ditto.
8893 (frv_expand_cut_builtin): Ditto.
8894 (frv_expand_binopimm_builtin): Ditto.
8895 (frv_expand_voidbinop_builtin): Ditto.
8896 (frv_expand_int_void2arg): Ditto.
8897 (frv_expand_prefetches): Ditto.
8898 (frv_expand_voidtriop_builtin): Ditto.
8899 (frv_expand_voidaccop_builtin): Ditto.
8900 (frv_expand_load_builtin): Ditto.
8901 (frv_expand_store_builtin): Ditto.
8902 (frv_expand_mdpackh_builtin): Ditto.
8903 (frv_expand_mclracc_builtin): Ditto.
8904 (frv_expand_mrdacc_builtin): Ditto.
8905 (frv_expand_mwtacc_builtin): Ditto.
8906 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8909 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8911 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8912 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8914 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8916 * configure: Regenerate.
8917 * config.in: Regenerate.
8918 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8919 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8920 masks to power6 and power6x and to POWERPC_MASKS.
8921 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8923 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8924 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8925 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8926 Access PROTOTYPE as variable, not mask.
8928 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8930 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8931 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8932 * combine.c (adjust_for_new_dest): Use it.
8933 * postreload.c (reload_combine): Likewise.
8935 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8937 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8938 notes on an insn with multiple sets, even if single_set returns
8939 non-NULL for that insn.
8941 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8943 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8946 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8948 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8949 if user didn't pass it.
8950 * config/i386/darwin.h (CC1_SPEC): Likewise.
8951 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8952 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8953 -mmacosx-version-min.
8955 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8956 Uros Bizjak <ubizjak@gmail.com>
8958 * optabs.h (enum optab_index): Add new OTI_scalb.
8959 (scalb_optab): Define corresponding macro.
8960 * optabs.c (init_optabs): Initialize scalb_optab.
8961 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8963 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8964 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8965 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8966 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8967 flag_unsafe_math_optimizations is set.
8969 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8970 to implement scalbf, scalb and scalbl built-ins as inline x87
8973 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8974 DJ Delorie <dj@redhat.com>
8977 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8978 (diagnostic_report_diagnostic): ... here, and turn them into real
8979 errors. If warnings are inhibited, no need to do anything.
8981 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8983 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8984 better code generation.
8986 2007-02-20 Ben Elliston <bje@au.ibm.com>
8988 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8990 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8992 * config/alpha/alpha.c, config/alpha/alpha.md,
8993 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8994 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8995 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8996 config/arm/lib1funcs.asm: Follow spelling conventions.
8998 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8999 config/fr30/fr30.md, config/i386/i386.h,
9000 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9001 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9002 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9003 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9004 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9005 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9006 config/sparc/sparc.c, config/sparc/sparc.h,
9007 config/sparc/sparc.md, config/spu/constraints.md,
9008 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9011 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9014 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9017 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9019 * doc/invoke.texi (-ftree-lrs): Remove.
9021 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9023 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9026 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9028 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9029 new CALL_EXPR_FN macro for retrieving the function
9030 declaration of the input expression.
9032 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9034 * c.opt (Waddress): New.
9035 * common.opt (Walways-true): Delete.
9036 (Wstring-literal-comparison): Delete.
9037 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9038 -Wstring-literal-comparison. Add -Waddress.
9040 (Walways-true): Delete.
9041 (Wstring-literal-comparison): Delete.
9042 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9043 consistently instead of -Walways-true in example.
9044 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9045 * c-typeck.c (parser_build_binary_op): Replace
9046 -Wstring-literal-comparison and -Walways-true with -Waddress.
9047 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9050 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9052 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9053 without DECL_STRUCT_FUNCTION initialized.
9055 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9057 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9058 due to calls to functions taking pointers as parameters.
9060 2007-02-19 Richard Henderson <rth@redhat.com>
9063 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9066 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9068 * config/s390/s390.c (s390_call_saved_register_used,
9069 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9070 accessed to the new scheme.
9072 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9074 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9075 (cris_print_index, cris_print_operand, cris_print_operand_address)
9076 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9077 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9078 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9080 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9081 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9082 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9083 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9084 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9085 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9086 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9087 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9088 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9089 (uminsi3, call, call_value): Ditto.
9090 (define_split: indir_to_reg_split, unnamed): Ditto.
9092 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9094 PR tree-optimization/30975
9095 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9098 2007-02-18 Eric Christopher <echristo@gmail.com>
9100 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9101 Remove use of arglist.
9102 (mips_expand_builtin): Remove use of arglist, pass in expr.
9103 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9104 (mips_expand_builtin_movtf): Ditto.
9105 (mips_expand_builtin_compare): Ditto.
9107 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9109 * tree-sra.c (sra_build_assignment): Replace assertion
9110 checking with a comment explaining why it can't be done.
9112 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9115 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9116 during CALL_EXPR representation conversion.
9117 * tree-ssa-propagate.c (set_rhs): Likewise.
9119 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9121 * tree-sra.c (sra_build_assignment): Disable assertion checking
9124 2007-02-18 Roger Sayle <roger@eyesopen.com>
9126 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9127 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9128 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9130 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9131 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9132 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9133 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9134 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9135 force_gimple_operand): Likewise.
9136 * ipa-cp.c (constant_val_insert): Likewise.
9137 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9138 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9139 perfect_nestify): Likewise.
9140 * langhooks.c (lhd_omp_assignment): Likewise.
9141 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9142 lower_copyprivate_clauses, lower_send_clauses,
9143 lower_send_shared_vars, expand_parallel_call,
9144 expand_omp_for_generic, expand_omp_for_static_nochunk,
9145 expand_omp_for_static_chunk, expand_omp_sections,
9146 lower_omp_single_copy, lower_omp_for_lastprivate,
9147 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9148 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9149 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9152 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9154 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9155 config/sh/sh.md: Follow spelling conventions.
9157 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9158 config/frv/predicates.md: Follow spelling conventions.
9160 * config/m68k/linux-unwind.h: Fix a comment typo.
9161 * target.h: Follow spelling conventions.
9163 2007-02-18 Roger Sayle <roger@eyesopen.com>
9165 PR rtl-optimization/28173
9166 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9167 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9168 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9169 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9170 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9172 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9174 * builtins.c (fold_builtin_load_exponent): New.
9175 (fold_builtin_2): Use it.
9177 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9179 PR rtl-optimization/30773
9180 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9181 if we fail to attach a REG_EQUIV note.
9183 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9184 Roger Sayle <roger@eyesopen.com>
9186 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9188 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9190 * calls.c (initialize_argument_information): Pass original EXP
9191 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9192 code to split complex arguments here, as part of initializing the
9194 (expand_call): Remove code that builds a list of arguments and
9195 inserts implicit arguments into it. Instead, just count how many
9196 implicit arguments there will be so we can determine the size of
9197 the ARGS array, and let initialize_argument_information do the work.
9198 (split_complex_values): Delete unused function.
9200 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9202 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9204 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9206 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9207 for arg pointer based indexed addressing.
9209 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9211 * config/ia64/ia64.h, config/ia64/ia64.md,
9212 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9213 spelling conventions.
9215 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9217 * config/m68k/m68k.c (split_di): New.
9218 * config/m68k/m68k-protos.h: Declare split_di.
9219 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9220 Improve predicate handling and split constant shifts.
9222 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9224 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9225 parameter for register bitfield operations, general predicates
9228 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9230 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9231 * config/m68k/linux-unwind.h: New file.
9233 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9235 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9236 config/i386/athlon.md, config/ia64/ia64.md,
9237 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9238 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9239 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9240 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9241 tree-vect-transform.c: Fix comment typos.
9243 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9245 * sched-deps.c (find_insn_list): Remove.
9246 * sched-int.h: Remove the prototype for find_insn_list.
9248 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9250 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9252 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9253 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9254 darwin_rs6000_override_options.
9255 (C_COMMON_OVERRIDE_OPTIONS): Expect
9256 darwin_macosx_version_min to be non-NULL always.
9257 (TARGET_C99_FUNCTIONS): Likewise.
9258 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9259 (DARWIN_MINVERSION_SPEC): New.
9260 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9261 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9263 (DARWIN_MINVERSION_SPEC): New.
9264 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9266 * config/darwin-c.c (darwin_cpp_builtins): Expect
9267 darwin_macosx_version_min to be non-NULL always.
9269 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9271 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/i386.h (x86_use_xchgb): New.
9274 (TARGET_USE_XCHGB): New macro.
9275 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9276 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9277 Split after reload into bswaphi for shifts of 8.
9278 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9279 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9280 or when optimizing for size.
9282 2007-02-16 Richard Guenther <rguenther@suse.de>
9283 Christian Bruel <christian.bruel@st.com>
9285 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9286 DECLs but prefer SSA_NAMEs over DECLs.
9288 2007-02-16 Richard Guenther <rguenther@suse.de>
9290 * tree-flow-inline.h (single_imm_use_p): Remove.
9291 (zero_imm_uses_p): Likewise.
9292 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9293 instead of single_imm_use_p.
9294 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9297 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9300 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9301 nested double- and backquotes.
9303 2007-02-15 Roger Sayle <roger@eyesopen.com>
9306 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9307 should be unreachable.
9308 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9309 For the time being redirect GIMPLE_MODIFY_STMT to the new
9310 (renamed) build_gimple_modify_stmt_stat.
9311 (build2_gimple_stat): Rename to...
9312 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9313 Always build a GIMPLE_MODIFY_STMT node.
9314 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9315 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9318 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9319 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9320 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9321 expand_complex_div_wide): Likewise.
9322 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9323 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9324 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9325 * tree-ssa-loop-manip.c (create_iv): Likewise.
9326 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9327 abs_replacement): Likewise.
9328 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9329 realify_fake_stores): Likewise.
9331 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9332 node rather than a GIMPLE_MODIFY_STMT node.
9333 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9334 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9336 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9337 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9340 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9343 * fold-const.c (fold_comparison): Add back the
9344 folding of constant complex comparisions.
9346 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9349 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9350 effects unknown to this function, return early.
9352 2007-02-15 Ian Lance Taylor <iant@google.com>
9354 * lower-subreg.c (move_eh_region_note): New static function.
9355 (resolve_simple_move): Call it.
9356 (decompose_multiword_subregs): Track blocks for which we resolve a
9357 simple move which is also a control flow insn. Pass them to
9358 find_many_sub_basic_blocks.
9359 (pass_lower_subreg): Add TODO_verify_flow.
9360 (pass_lower_subreg2): Likewise.
9362 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9363 Brooks Moses <brooks.moses@codesourcery.com>
9364 Lee Millward <lee.millward@codesourcery.com>
9366 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9367 (VL_EXP_CLASS_P): New.
9368 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9370 (TREE_OPERAND_CHECK_CODE): Likewise.
9371 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9372 (TREE_RTL_OPERAND_CHECK): Likewise.
9373 (tree_operand_check_failed): Make second parameter the whole tree
9374 instead of its code. Fixed callers.
9375 (VL_EXP_CHECK): New.
9376 (TREE_OPERAND_LENGTH): New.
9377 (VL_EXP_OPERAND_LENGTH): New.
9378 (CALL_EXPR_FN): New.
9379 (CALL_EXPR_STATIC_CHAIN): New.
9380 (CALL_EXPR_ARGS): New.
9381 (CALL_EXPR_ARG): New.
9382 (call_expr_nargs): New.
9383 (CALL_EXPR_ARGP): New.
9384 (build_nt_call_list): Declare.
9385 (build_vl_exp_stat): Declare.
9386 (build_vl_exp): New.
9387 (build_call_list): Declare.
9388 (build_call_nary): Declare.
9389 (build_call_valist): Declare.
9390 (build_call_array): Declare.
9391 (call_expr_arg): Declare.
9392 (call_expr_argp): Declare.
9393 (call_expr_arglist): Declare.
9394 (fold_build_call_list): Declare.
9395 (fold_build_call_list_initializer): Declare.
9396 (fold_call_expr): Declare to replace fold_builtin.
9397 (fold_builtin_fputs): Update to agree with modified definition.
9398 (fold_builtin_strcpy): Likewise.
9399 (fold_builtin_strncpy): Likewise.
9400 (fold_builtin_memory_chk): Likewise.
9401 (fold_builtin_stxcpy_chk): Likewise.
9402 (fold_builtin_strncpy_chk): Likewise.
9403 (fold_builtin_next_arg): Likewise.
9404 (fold_build_call_expr): Declare.
9405 (fold_builtin_call_list): Declare.
9406 (fold_builtin_call_valist): Declare.
9407 (build_call_expr): Declare.
9408 (validate_arglist): Update to agree with modified definition.
9409 (tree_operand_length): New.
9410 (call_expr_arg_iterator): New.
9411 (init_call_expr_arg_iterator): New.
9412 (next_call_expr_arg): New.
9413 (first_call_expr_arg): New.
9414 (more_call_expr_args_p): New.
9415 (FOR_EACH_CALL_EXPR_ARG): New.
9417 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9418 and tcc_gimple_stmt.
9419 (tree_code_size): Update documentation. Use sizeof (tree) rather
9420 than sizeof (char *).
9421 (tree_size): Likewise. Add case for tcc_vl_exp.
9422 (tree_node_structure): Add case for tcc_vl_exp.
9423 (contains_placeholder_p): Likewise.
9424 (substitute_in_expr): Likewise.
9425 (substitute_placeholder_in_expr): Likewise.
9426 (stabilize_reference_1): Likewise.
9427 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9428 to diagnose breakage of this interface for constructing CALL_EXPRs.
9429 (build_nt): Add similar assertion here.
9430 (build_nt_call_list): New.
9431 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9432 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9434 (get_callee_fndecl): Use new CALL_EXPR accessors.
9435 (tree_operand_check_failed): Change parameters to pass entire node
9436 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9437 (process_call_operands): New.
9438 (build_vl_exp_stat): New.
9439 (build_call_list): New.
9440 (build_call_nary): New.
9441 (build_call_valist): New.
9442 (build_call_array): New.
9443 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9444 (call_expr_arglist): New.
9446 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9447 tcc_vl_exp instead of a fixed-size tcc_expression.
9449 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9450 accessors for CALL_EXPRs.
9451 (AGGR_INIT_EXPR): Likewise.
9453 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9454 Brooks Moses <brooks.moses@codesourcery.com>
9455 Lee Millward <lee.millward@codesourcery.com>
9457 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9458 (expand_builtin_nonlocal_goto): Change parameter to be entire
9459 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9460 (expand_builtin_prefetch): Likewise.
9461 (expand_builtin_classify_type): Likewise.
9462 (mathfn_built_in): Return NULL_TREE instead of 0.
9463 (expand_errno_check): Use new CALL_EXPR accessors.
9464 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9465 Return NULL_RTX instead of 0.
9466 (expand_builtin_mathfn_2): Likewise.
9467 (expand_builtin_mathfn_3): Likewise.
9468 (expand_builtin_interclass_mathfn): Likewise.
9469 (expand_builtin_sincos): Likewise.
9470 (expand_builtin_cexpi): Likewise.
9471 (expand_builtin_int_roundingfn): Likewise.
9472 (expand_builtin_int_roundingfn_2): Likewise.
9473 (expand_builtin_pow): Likewise.
9474 (expand_builtin_powi): Likewise.
9475 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9476 of arglist, fixing callers appropriately. Use new CALL_EXPR
9477 accessors and constructors. Return NULL_RTX instead of 0.
9478 (expand_builtin_strstr): Likewise.
9479 (expand_builtin_strchr): Likewise.
9480 (expand_builtin_strrchr): Likewise.
9481 (expand_builtin_strpbrk): Likewise.
9482 (expand_builtin_memcpy): Likewise.
9483 (expand_builtin_mempcpy): Likewise.
9484 (expand_builtin_mempcpy_args): New.
9485 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9486 (expand_builtin_memmove_args): New.
9487 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9488 (expand_movstr): Likewise.
9489 (expand_builtin_strcpy): Likewise.
9490 (expand_builtin_strcpy_args): New.
9491 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9492 (expand_builtin_strncpy): Likewise.
9493 (expand_builtin_memset): Likewise.
9494 (expand_builtin_memset_args): New.
9495 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9496 (expand_builtin_memcmp): Likewise.
9497 (expand_builtin_strcmp): Likewise.
9498 (expand_builtin_strncmp): Likewise.
9499 (expand_builtin_strcat): Likewise.
9500 (expand_builtin_strncat): Likewise.
9501 (expand_builtin_strspn): Likewise.
9502 (expand_builtin_strcspn): Likewise.
9503 (expand_builtin_args_info): Likewise.
9504 (expand_builtin_va_start): Likewise.
9505 (gimplify_va_arg_expr): Likewise.
9506 (expand_builtin_va_end): Likewise.
9507 (expand_builtin_va_copy): Likewise.
9508 (expand_builtin_frame_address): Likewise.
9509 (expand_builtin_alloca): Likewise.
9510 (expand_builtin_bswap): Likewise.
9511 (expand_builtin_unop): Likewise.
9512 (expand_builtin_fputs): Likewise.
9513 (expand_builtin_expect): Likewise.
9514 (expand_builtin_fabs): Likewise.
9515 (expand_builtin_copysign): Likewise.
9516 (expand_builtin_printf): Likewise.
9517 (expand_builtin_fprintf): Likewise.
9518 (expand_builtin_sprintf): Likewise.
9519 (expand_builtin_init_trampoline): Likewise.
9520 (expand_builtin_signbit): Likewise.
9521 (expand_builtin_fork_or_exec): Likewise.
9522 (expand_builtin_sync_operation): Likewise.
9523 (expand_builtin_compare_and_swap): Likewise.
9524 (expand_builtin_lock_test_and_set): Likewise.
9525 (expand_builtin_lock_release): Likewise.
9526 (expand_builtin): Likewise.
9527 (builtin_mathfn_code): Likewise.
9529 (fold_builtin_constant_p): Pass call arguments individually instead
9530 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9531 accessors and constructors. Return NULL_TREE instead of 0.
9532 (fold_builtin_expect): Likewise.
9533 (fold_builtin_classify_type): Likewise.
9534 (fold_builtin_strlen): Likewise.
9535 (fold_builtin_nan): Likewise.
9536 (integer_valued_real_p): Likewise.
9537 (fold_trunc_transparent_mathfn): Likewise.
9538 (fold_fixed_mathfn): Likewise.
9539 (fold_builtin_cabs): Likewise.
9540 (fold_builtin_sqrt): Likewise.
9541 (fold_builtin_cbrt): Likewise.
9542 (fold_builtin_cos): Likewise.
9543 (fold_builtin_cosh): Likewise.
9544 (fold_builtin_tan): Likewise.
9545 (fold_builtin_sincos): Likewise.
9546 (fold_builtin_cexp): Likewise.
9547 (fold_builtin_trunc): Likewise.
9548 (fold_builtin_floor): Likewise.
9549 (fold_builtin_ceil): Likewise.
9550 (fold_builtin_round): Likewise.
9551 (fold_builtin_int_roundingfn): Likewise.
9552 (fold_builtin_bitop): Likewise.
9553 (fold_builtin_bswap): Likewise.
9554 (fold_builtin_logarithm): Likewise.
9555 (fold_builtin_hypot): Likewise.
9556 (fold_builtin_pow): Likewise.
9557 (fold_builtin_powi): Likewise.
9558 (fold_builtin_exponent): Likewise.
9559 (fold_builtin_memset): Likewise.
9560 (fold_builtin_bzero): Likewise.
9561 (fold_builtin_memory_op): Likewise.
9562 (fold_builtin_bcopy): Deleted; call site changed to invoke
9563 fold_builtin_memory_op directly.
9564 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9565 (fold_builtin_strncpy): Likewise.
9566 (fold_builtin_memcmp): Likewise.
9567 (fold_builtin_strcmp): Likewise.
9568 (fold_builtin_strncmp): Likewise.
9569 (fold_builtin_signbit): Likewise.
9570 (fold_builtin_copysign): Likewise.
9571 (fold_builtin_isascii): Likewise.
9572 (fold_builtin_toascii): Likewise.
9573 (fold_builtin_isdigit): Likewise.
9574 (fold_builtin_fabs): Likewise.
9575 (fold_builtin_abs): Likewise.
9576 (fold_builtin_fmin_fmax): Likewise.
9577 (fold_builtin_carg): Likewise.
9578 (fold_builtin_classify): Likewise.
9579 (fold_builtin_unordered_cmp): Likewise.
9581 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9582 New functions split out from fold_builtin_1.
9583 (fold_builtin_n): New.
9584 (fold_builtin_varargs): New.
9585 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9587 (fold_call_expr): New.
9588 (build_function_call_expr): Rewrite to use new helper function.
9589 (fold_builtin_call_list): New.
9590 (build_call_expr): New.
9591 (fold_builtin_call_valist): New.
9592 (rewrite_call_expr): New.
9593 (validate_arg): New.
9594 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9595 of an arglist. Change return type to bool. Use new CALL_EXPR
9598 (fold_builtin_strstr): Pass call arguments individually instead
9599 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9600 accessors and constructors. Return NULL_TREE instead of 0.
9601 (fold_builtin_strchr): Likewise.
9602 (fold_builtin_strrchr): Likewise.
9603 (fold_builtin_strpbrk): Likewise.
9604 (fold_builtin_strcat): Likewise.
9605 (fold_builtin_strncat): Likewise.
9606 (fold_builtin_strspn): Likewise.
9607 (fold_builtin_strcspn): Likewise.
9608 (fold_builtin_fputs): Likewise.
9609 (fold_builtin_next_arg): Likewise.
9610 (fold_builtin_sprintf): Likewise.
9612 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9613 NULL_RTX instead of 0.
9614 (expand_builtin_memory_chk): Likewise.
9615 (maybe_emit_chk_warning): Likewise.
9616 (maybe_emit_sprintf_chk_warning): Likewise.
9618 (fold_builtin_object_size): Pass call arguments individually instead
9619 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9620 accessors and constructors. Return NULL_TREE instead of 0.
9621 (fold_builtin_memory_chk): Likewise.
9622 (fold_builtin_stxcpy_chk): Likewise.
9623 (fold_builtin_strncpy_chk): Likewise.
9624 (fold_builtin_strcat_chk): Likewise.
9625 (fold_builtin_strcat_chk): Likewise.
9626 (fold_builtin_strncat_chk): Likewise.
9627 (fold_builtin_sprintf_chk): Likewise.
9628 (fold_builtin_snprintf_chk): Likewise.
9629 (fold_builtin_printf): Likewise.
9630 (fold_builtin_vprintf): Likewise.
9632 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9634 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9635 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9636 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9637 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9638 (fold_unary): Likewise.
9639 (fold_binary): Likewise.
9640 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9641 ternary expressions.
9642 (fold): Add logic for tcc_vl_exp.
9643 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9644 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9645 (fold_build3_stat): Add assertion to flag broken interface for
9646 constructing CALL_EXPRs.
9647 (fold_build_call_list): New.
9648 (fold_build_call_list_initializer): New.
9649 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9651 (fold_strip_sign_ops): Likewise.
9653 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9654 Brooks Moses <brooks.moses@codesourcery.com>
9655 Lee Millward <lee.millward@codesourcery.com>
9657 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9658 accessors and dump arguments explicitly.
9660 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9662 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9664 (print_call_name): Use new CALL_EXPR accessors.
9666 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9667 CALL_EXPR arguments explicitly instead of as a list. Use
9668 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9670 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9671 (vrp_visit_stmt): Likewise.
9673 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9674 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9676 (force_move_till_expr): Likewise.
9678 * targhooks.c (default_external_stack_protect_fail): Use
9679 build_call_expr instead of build_function_call_expr.
9680 (default_hidden_stack_protect_fail): Likewise.
9682 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9685 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9686 and walk arguments explicitly.
9688 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9689 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9690 (expand_simple_operations): Likewise.
9691 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9693 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9694 of TREE_CODE_LENGTH.
9695 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9697 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9698 instead of TREE_CODE_LENGTH.
9700 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9701 (tree_ic_transform): Likewise.
9702 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9703 parameter instead of arglist. Fix callers.
9704 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9705 (tree_stringops_transform): Likewise.
9706 (tree_indirect_call_to_profile): Likewise.
9707 (tree_stringops_values_to_profile): Likewise.
9709 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9710 (eliminate_tail_call): Likewise.
9712 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9714 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9715 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9717 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9719 * omp-low.c (build_omp_barrier): Use build_call_expr.
9720 (lower_rec_input_clauses): Likewise.
9721 (lower_reduction_clauses): Likewise.
9722 (expand_parallel_call): Likewise.
9723 (maybe_catch_exception): Likewise.
9724 (expand_omp_for_generic): Likewise.
9725 (expand_omp_for_static_nochunk): Likewise.
9726 (expand_omp_sections): Likewise.
9727 (lower_omp_single_simple): Likewise.
9728 (lower_omp_single_copy): Likewise.
9729 (lower_omp_master): Likewise.
9730 (lower_omp_ordered): Likewise.
9731 (lower_omp_critical): Likewise.
9733 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9734 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9736 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9737 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9738 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9740 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9741 and generalize to handle any number of operands.
9742 (chrec_contains_undetermined): Likewise.
9743 (tree_contains_chrecs): Likewise.
9744 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9746 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9748 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9749 fold_call_expr instead of fold_builtin.
9750 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9751 match declarations there.
9752 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9755 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9756 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9758 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9759 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9761 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9764 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9765 (execute_cse_sincos): Use new CALL_EXPR accessors.
9767 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9769 * gimple-low.c (lower_function_body): Use build_call_expr.
9770 (lower_builtin_setjmp): Likewise.
9772 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9773 (set_storage_via_libcall): Likewise.
9774 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9775 instead of TREE_CODE_LENGTH.
9776 (expand_expr_real_1): Use new CALL_EXPR accessors.
9778 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9779 generalize to handle any number of operands.
9780 (TB_parent_eq): Likewise.
9782 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9783 (strip_builtin_expect): Likewise.
9785 * function.c (gimplify_parameters): Use build_call_expr.
9787 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9788 instead of TREE_CODE_LENGTH.
9790 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9791 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9793 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9796 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9797 (gimplify_decl_expr): Likewise.
9798 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9799 Use new CALL_EXPR iterators.
9800 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9801 (gimplify_modify_expr_to_memset): Likewise.
9802 (gimplify_variable_sized_compare): Likewise.
9803 (gimplify_omp_atomic_fetch_op): Likewise.
9804 (gimplify_omp_atomic_pipeline): Likewise.
9805 (gimplify_omp_atomic_mutex): Likewise.
9806 (gimplify_function_tree): Likewise.
9808 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9809 (call_expr_flags): Likewise.
9810 (expand_call): Likewise.
9812 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9813 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9816 * coverage.c (create_coverage): Use build_call_expr.
9818 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9819 (temp_call_expr_obstack): New.
9820 (pool_copy_list): Delete.
9821 (temp_copy_call_expr): New.
9822 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9823 CALL_EXPR accessors. Get rid of special goo for copying argument
9824 lists and use temp_copy_call_expr instead.
9825 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9826 CALL_EXPR accessors.
9827 (create_expression_by_pieces): Likewise. Use build_call_array
9828 to construct the result instead of fold_build3.
9829 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9830 dealing with argument lists.
9831 (init_pre): Remove references to expression_node_pool and
9832 list_node_pool. Init temp_call_expr_obstack instead.
9833 (fini_pre): Remove references to expression_node_pool and
9836 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9837 and walk arguments explicitly instead of as a list.
9839 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9840 (mx_register_decls): Likewise.
9841 (mudflap_register_call): Likewise.
9842 (mudflap_finish_file): Likewise.
9844 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9845 (ipa_callsite_compute_param): Likewise.
9847 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9848 accessors and constructor.
9850 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9851 accessors and constructor.
9852 (convert_tramp_reference): Likewise.
9853 (convert_call_expr): Likewise.
9854 (finalize_nesting_tree_1): Likewise.
9856 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9859 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9861 * tree-inline.c (initialize_inlined_parameters): Pass entire
9862 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9864 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9865 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9867 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9868 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9869 (vectorizable_reduction): Likewise.
9870 (vectorizable_call): Use new CALL_EXPR iterators.
9871 (vectorizable_conversion): Use build_call_expr.
9872 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9873 (vect_gen_widened_results_half): Use build_call_expr.
9874 (vect_setup_realignment): Likewise.
9875 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9877 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9878 (pass_through_call): Likewise.
9879 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9882 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9883 (tree_gen_pow2_profiler): Likewise.
9884 (tree_gen_one_value_profiler): Likewise.
9885 (tree_gen_ic_func_profiler): Likewise.
9886 (tree_gen_average_profiler): Likewise.
9887 (tree_gen_ior_profiler): Likewise.
9889 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9890 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9891 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9893 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9894 of TREE_CODE_LENGTH.
9896 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9897 of TREE_CODE_LENGTH.
9899 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9901 (convert_to_integer): Likewise.
9903 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9906 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9907 Brooks Moses <brooks.moses@codesourcery.com>
9908 Lee Millward <lee.millward@codesourcery.com>
9910 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9912 * config/frv/frv.c (frv_expand_builtin): Likewise.
9913 * config/s390/s390.c (s390_expand_builtin): Likewise.
9915 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9916 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9918 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9919 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9920 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9921 (ix86_expand_store_builtin): Likewise.
9922 (ix86_expand_unop_builtin): Likewise.
9923 (ix86_expand_unop1_builtin): Likewise.
9924 (ix86_expand_sse_compare): Likewise.
9925 (ix86_expand_sse_comi): Likewise.
9926 (ix86_expand_vec_init_builtin): Likewise.
9927 (ix86_expand_vec_ext_builtin): Likewise.
9928 (ix86_expand_vec_set_builtin): Likewise.
9929 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9931 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9932 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9934 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9935 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9936 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9938 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9940 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9941 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9942 arglist. Use new CALL_EXPR accessors. Fix callers.
9943 (altivec_expand_abs_builtin): Likewise.
9944 (rs6000_expand_binop_builtin): Likewise.
9945 (altivec_expand_predicate_builtin): Likewise.
9946 (altivec_expand_lv_builtin): Likewise.
9947 (spe_expand_stv_builtin): Likewise.
9948 (altivec_expand_stv_builtin): Likewise.
9949 (rs6000_expand_ternop_builtin): Likewise.
9950 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9951 (altivec_expand_st_builtin): Likewise.
9952 (altivec_expand_dst_builtin): Likewise.
9953 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9954 arglist. Use new CALL_EXPR accessors. Fix callers.
9955 (altivec_expand_vec_set_builtin): Likewise.
9956 (altivec_expand_vec_ext_builtin): Likewise.
9957 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9958 (spe_expand_builtin): Likewise.
9959 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9960 arglist. Use new CALL_EXPR accessors. Fix callers.
9961 (spe_expand_evsel_builtin): Likewise.
9962 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9963 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9965 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9966 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9967 (arm_expand_unop_builtin): Likewise.
9968 (arm_expand_builtin): Use new CALL_EXPR accessors.
9970 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9973 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9974 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9975 (bfin_expand_unop_builtin): Likewise.
9976 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9978 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9979 Brooks Moses <brooks.moses@codesourcery.com>
9980 Lee Millward <lee.millward@codesourcery.com>
9982 * c-semantics.c (build_stmt): Add internal diagnostic check.
9984 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9985 accessors. Print arguments explicitly instead of as a list.
9987 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9989 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9990 (c_finish_omp_flish): Likewise.
9992 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9993 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9994 instead of TREE_CODE_LENGTH.
9995 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9996 (c_warn_unused_result): Likewise.
9998 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10001 * doc/invoke.texi (Warning Options): Remove
10002 -Werror-implicit-function-declaration.
10003 (Wimplicit-function-declaration): Update description.
10004 * opts.c (common_handle_option): Move handling of -Werror=* to...
10005 (enable_warning_as_error): ...here.
10006 * opts.h (enable_warning_as_error): Declare.
10007 * c-decl.c (implicit_decl_warning): Unless
10008 -Wno-implicit-function-declaration is given, emit a pedwarn if
10009 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10010 * c.opt (Wimplicit-function-declaration): Replace
10011 mesg_implicit_function_declaration with
10012 warn_implicit_function_declaration.
10013 * c-opts.c (c_common_handle_option):
10014 -Werror-implicit-function-declaration is exactly equal as
10015 -Werror=implicit-function-declaration.
10016 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10017 warn_implicit_function_declaration.
10018 (c_common_post_options): -Wimplict-function-declaration is enabled
10019 by default by -std=c99, otherwise is disabled by default.
10020 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10022 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10024 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10025 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10026 former is ignored but not the latter.
10028 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10030 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10031 is made and the reference doesn't use the alias set of its type,
10032 do not create the temporary using that type.
10034 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10036 * jump.c: Remove prototypes for delete_computation and
10037 delete_prior_computation.
10039 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10041 * jump.c (get_label_after): Delete.
10042 (get_label_before, delete_computation, delete_jump,
10043 delete_prior_computation, follow_jumps): Move...
10044 * reorg.c (delete_computation, delete_prior_computation): ... here...
10045 (get_label_before, delete_jump): ... making these static ...
10046 (follow_jumps): ... and simplifying this since it only runs after
10048 * rtl.h (get_label_after, get_label_before, delete_jump,
10049 follow_jumps): Delete prototypes.
10051 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10053 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10055 2007-02-15 Nick Clifton <nickc@redhat.com>
10057 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10058 order to prevent it from being munged by the target.
10060 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/i386.md: Remove misleading comment.
10064 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10066 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10067 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10070 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10072 * tree-sra.c (instantiate_missing_elements): Canonicalize
10074 (sra_build_assignment): New.
10075 (generate_copy_inout, generate_element_copy,
10076 generate_element_zero, generate_one_element_init): Use it.
10078 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10080 * tree-sra.c (instantiate_missing_elements): Canonicalize
10082 (sra_build_assignment): New.
10083 (generate_copy_inout, generate_element_copy,
10084 generate_element_zero, generate_one_element_init): Use it.
10086 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10088 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10091 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10093 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10094 types as aggregates not scalars.
10095 * function.c (assign_stack_temp_for_type): Likewise.
10097 2007-02-14 Roger Sayle <roger@eyesopen.com>
10098 Zdenek Dvorak <dvorakz@suse.cz>
10100 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10103 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10105 * passes.c (next_pass_1): Clear the next field of the copied
10108 2007-02-14 Richard Henderson <rth@redhat.com>
10110 * tree-sra.c (early_sra): New.
10111 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10112 (tree_sra_early, pass_sra_early): New.
10113 * tree-pass.h (pass_sra_early): Declare.
10114 * passes.c (init_optimization_passes): Use it.
10116 2007-02-14 Richard Guenther <rguenther@suse.de>
10118 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10120 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10122 PR tree-optimization/30771
10123 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10125 (vect_analyze_operations): Induction phis can now be marked as
10127 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10128 Update documentation accordingly.
10130 2007-02-14 Nick Clifton <nickc@redhat.com>
10132 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10133 most 3 arguments are supported.
10134 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10136 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10138 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10139 Ensure dst->current is valid.
10141 2007-02-13 Paul Brook <paul@codesourcery.com>
10143 * config.gcc: Add arm*-*-uclinux-*eabi.
10144 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10145 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10146 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10147 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10148 (LINK_SPEC): Define.
10149 (LIB_SPEC): Define.
10150 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10152 * config/arm/uclinux-eabi.h: New file.
10153 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10154 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10157 2007-02-13 Ian Lance Taylor <iant@google.com>
10159 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10160 * flags.h (warn_strict_overflow): Declare.
10161 (enum warn_strict_overflow_code): Define.
10162 (issue_strict_overflow_warning): New static inline function.
10163 * opts.c (warn_strict_overflow): New variable.
10164 (common_handle_option): Handle OPT_Wstrict_overflow and
10165 OPT_Wstrict_overflow_.
10166 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10168 * fold-const.c: Include intl.h.
10169 (fold_deferring_overflow_warnings): New static variable.
10170 (fold_deferred_overflow_warning): New static variable.
10171 (fold_deferred_overflow_code): New static variable.
10172 (fold_defer_overflow_warnings): New function.
10173 (fold_undefer_overflow_warnings): New function.
10174 (fold_undefer_and_ignore_overflow_warnings): New function.
10175 (fold_deferring_overflow_warnings_p): New function.
10176 (fold_overflow_warning): New static function.
10177 (make_range): Add strict_overflow_p parameter. Change all
10179 (extract_muldiv, extract_muldiv_1): Likewise.
10180 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10181 tree_expr_nonnegative_p.
10182 (fold_negate_expr): Call fold_overflow_warning.
10183 (fold_range_test): Likewise.
10184 (fold_comparison): Likewise.
10185 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10186 instead of tree_expr_nonnegative_p.
10187 (tree_expr_nonnegative_warnv_p): Rename from
10188 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10189 (tree_expr_nonnegative_p): New function.
10190 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10191 strict_overflow_p parameter.
10192 (tree_expr_nonzero_p): New function.
10193 * passes.c (verify_interpass_invariants): New static function.
10194 (execute_one_pass): Call it.
10195 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10197 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10198 (estimate_numbers_of_iterations): Likewise.
10199 (scev_probably_wraps_p): Likewise.
10200 * tree-ssa-ccp.c: Include "toplev.h".
10201 (evaluate_stmt): Defer fold overflow warnings until we know we are
10203 (struct fold_stmt_r_data): Add stmt field.
10204 (fold_stmt_r): Defer fold overflow warnings until we know we
10206 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10207 (fold_stmt_inplace): Likewise.
10208 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10209 (cleanup_control_expr_graph): Defer fold overflow warnings until
10210 we know we are going to optimize.
10211 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10212 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10214 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10215 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10216 * tree-ssa-loop-manip.c (create_iv): Likewise.
10217 * c-typeck.c (build_conditional_expr): Likewise.
10218 (build_binary_op): Likewise.
10219 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10220 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10221 (extract_range_from_unary_expr): Likewise.
10222 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10223 assuming that signed overflow does not occur.
10224 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10225 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10226 (fold_defer_overflow_warnings): Declare.
10227 (fold_undefer_overflow_warnings): Declare.
10228 (fold_undefer_and_ignore_overflow_warnings): Declare.
10229 (fold_deferring_overflow_warnings_p): Declare.
10230 (tree_expr_nonzero_warnv_p): Declare.
10231 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10232 of warning options.
10233 (Warning Options): Document -Wstrict-overflow.
10234 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10235 (tree-ssa-ccp.o): Likewise.
10236 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10237 (fold-const.o): Depend on intl.h.
10239 2007-02-13 Ian Lance Taylor <iant@google.com>
10241 PR middle-end/30751
10242 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10245 2007-02-13 Stuart Hastings <stuart@apple.com>
10247 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10249 2007-02-13 Richard Henderson <rth@redhat.com>
10251 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10252 handled_component_p before looking for the indirect_ref.
10254 2007-02-13 Richard Henderson <rth@redhat.com>
10256 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10257 remove flags clobber.
10258 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10259 (bswaphi_lowpart): New.
10260 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10261 remove TARGET_BSWAP test. Delete expander of the same name.
10263 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10264 (expand_unop): Use them.
10266 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10268 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10269 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10270 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10271 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10272 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10273 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10274 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10275 assembler dialect choice from asm templates.
10277 2007-02-12 Richard Henderson <rth@redhat.com>
10279 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10280 (fixuns_trunc<SSEMODEF>si2): Use it.
10281 * config/i386/sse.md (vec_setv4sf_0): Export.
10282 * config/i386/i386.c (ix86_build_const_vector): Export.
10283 (ix86_split_convert_uns_si_sse): Rename from
10284 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10285 * config/i386/i386-protos.h: Update.
10287 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10290 * c-typeck.c (c_finish_return): Improve warning message.
10292 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10294 * alias.c (find_symbolic_term): Delete unused function.
10296 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10298 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10299 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10300 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10302 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10304 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10305 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10306 the function, temporarily point the debug interface to the null one.
10308 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10310 * dwarf2out.c (round_up_to_align): New static function.
10311 (field_byte_offset): Use it to round the offset.
10313 2007-02-12 Richard Henderson <rth@redhat.com>
10315 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10316 (inswl_const): Export.
10318 2007-02-12 Richard Henderson <rth@redhat.com>
10320 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10321 result mode of the libcall, convert back to outmode.
10323 2007-02-12 Roger Sayle <roger@eyesopen.com>
10325 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10326 (bswapdi2): New define_expand to implement 32-bit implementation.
10328 2007-02-12 Nick Clifton <nickc@redhat.com>
10330 * doc/invoke.texi (Overall Options): Document --help=.
10331 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10332 (cc1_options): Pass --help= on to cc1.
10333 (display_help): Add description of --help=.
10334 (process_command): Add code to handle --help=. Allow translated
10335 --help and --target-help switches to be passed on to compiler
10337 (main): Remove unused if statement.
10338 * opts.c (columns): Remove.
10339 (LEFT_COLUMN): Define.
10340 (wrap_help): Add columns argument.
10341 (print_filtered_help): Change parameters to be an include bitmask,
10342 an exclude bitmask, an any bitmask and the column width. Move the
10343 code to display the params list here. Add code to display the
10344 status of options rather than their descriptions if the quiet flag
10346 (print_specific_help): Change parameters to be an include bitmask,
10347 an exclude bitmask and an any bitmask. Move code to look up the
10348 column width here. Decide upon the title for an options listing.
10349 (common_handle_options): Add code to handle --help=. Adapt code
10350 for --help and --target-help to use the revised form of the
10351 print_specific_help function.
10352 (print_help): Delete.
10353 (print_param_help): Delete.
10354 (print_switch): Delete.
10355 * opts.h (cl_lang_count): Add prototype.
10356 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10357 CL_MAX_OPTION_CLASS): New defines.
10358 * optc-gen.awk: Add construction of cl_lang_count.
10359 * c.opt: Add Warning attribute to warning options and Optimization
10360 attribute to optimization options.
10361 * common.opt: Likewise.
10363 Add -fhelp and -ftarget-help as aliases for the transformed --help
10364 and --target-help options.
10365 * opt-functions.awk: Add code to handle Warning and Optimization
10368 2007-02-12 Richard Henderson <rth@redhat.com>
10370 * config/alpha/constraints.md: New file.
10371 * config/alpha/alpha.c: Include tm-constrs.h.
10372 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10373 alpha_extra_constraint): Remove.
10374 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10375 * config/alpha/alpha-protos.h: Update.
10376 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10377 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10378 (EXTRA_CONSTRAINT): Remove.
10379 * config/alpha/alpha.md: Include constraints.md.
10380 (adddi splitter): Use satisfies_constraint_*.
10381 * config/alpha/predicates.md (add_operand): Likewise.
10382 (sext_add_operand, addition_operation): Likewise.
10384 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10386 PR tree-optimization/29145
10387 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10388 in our handling of restrict qualified pointers.
10390 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10393 * doc/invoke.texi (Wunused-value): Update description.
10394 (Wextra): Delete item.
10395 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10396 value of Wunused-value.
10397 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10398 (c_finish_stmt_expr): Don't check extra_warnings.
10399 (emit_side_effect_warnings): The caller is responsible to check
10402 2007-02-11 Roger Sayle <roger@eyesopen.com>
10403 Matt Thomas <matt@3am-software.com>
10405 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10407 2007-02-11 Roger Sayle <roger@eyesopen.com>
10409 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10410 comparisons of POPCOUNT against zero.
10411 (simplify_const_relational_operation): Likewise.
10413 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10415 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10417 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10419 * dwarf2out.c (root_type): Delete unused function.
10421 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10423 * genattrtab.c (contained_in_p): Delete unused function.
10424 (write_expr_attr_cache): Likewise.
10426 2007-02-11 Jan Hubicka <jh@suse.cz>
10428 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10431 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10433 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10434 to add the REG_EQ* note.
10435 * see.c (see_merge_one_use_extension): Likewise.
10436 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10437 turn REG_EQUAL notes into REG_EQUIV notes if the target
10438 register may have more than one set.
10439 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10440 * gcse.c (try_replace_reg): Likewise.
10441 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10442 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10443 more than one REG_EQUIV note.
10444 * reload1.c (gen_reload): Use set_unique_reg_note.
10446 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10448 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10449 (ix86_builtin_conversion): New function.
10451 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10454 * tree.h (DECL_REPLACEABLE_P): New macro.
10455 * except.c (set_nothrow_function_flags): Likewise.
10457 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10458 Ira Rosen <irar@il.ibm.com>
10459 Dorit Nuzman <dorit@il.ibm.com>
10461 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10462 * targhooks.c (default_builtin_vectorized_conversion): New.
10463 * targhooks.h (default_builtin_vectorized_function): New declaration.
10464 * target.h (struct vectorize): Add builtin_conversion field.
10465 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10466 stmt_vec_info_type value.
10467 (vectorizable_conversion): New declaration.
10468 * tree-vect-analyze.c (vect_analyze_operations): Add
10469 vectorizable_conversion call.
10470 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10471 * tree-vect-transform.c (vectorizable_conversion): New function.
10472 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10473 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10475 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10476 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10477 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10478 or ALTIVEC_BUILTIN_VCFSX.
10480 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10483 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10484 CONST_DOUBLE and operand 0 is a hard register.
10485 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10486 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10487 is a hard floating-point register.
10489 2007-02-10 Richard Henderson <rth@redhat.com>
10490 Jakub Jelinek <jakub@redhat.com>
10491 Alexandre Oliva <aoliva@redhat.com>
10493 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10494 * builtin-types.def (BT_WORD): Make unsigned.
10495 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10496 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10497 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10498 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10499 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10500 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10502 * expr.c (emutls_var_address): New.
10503 (expand_expr_real_1): Expand emulated tls.
10504 (expand_expr_addr_expr_1): Likewise.
10505 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10506 * output.h (emutls_finish): Declare.
10507 * toplev.c (compile_file): Call it.
10508 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10509 address before wrapping in CONST.
10510 * varasm.c (emutls_htab, emutls_object_type): New.
10511 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10512 (get_emutls_object_name, get_emutls_object_type): New.
10513 (get_emutls_init_templ_addr, emutls_decl): New.
10514 (emutls_common_1, emutls_finish): New.
10515 (assemble_variable): When emulating tls, swap decls; generate
10516 constructor for the emutls objects.
10517 (do_assemble_alias): When emulating tls, swap decl and target name.
10518 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10520 * varpool.c (decide_is_variable_needed): Look at force_output.
10521 Recurse for emulated tls.
10522 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10523 with decide_is_variable_needed.
10524 * emutls.c: New file.
10525 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10526 tls_object for real tls.
10528 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10530 PR rtl-optimization/29599
10531 * reload1.c (eliminate_regs_in_insn): Take the destination
10532 mode into account when computing the offset.
10534 2007-02-09 Stuart Hastings <stuart@apple.com>
10535 Richard Henderson <rth@redhat.com>
10537 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10538 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10539 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10540 fixuns_truncdfhi2): New.
10541 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10542 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10543 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10544 (floatunssidf2): Allow nonimmediate source.
10545 * config/i386/sse.md (movdi_to_sse): New.
10546 (vec_concatv2di): Drop '*'.
10547 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10548 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10549 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10551 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10552 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10553 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10554 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10555 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10556 ix86_build_const_vector.
10557 (x86_emit_floatuns): Rewrite.
10559 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10561 * genautomata.c (longest_path_length): Delete unused function.
10562 (struct state): Delete unused longest_path_length.
10563 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10564 (get_free_state): Delete unused.
10566 2007-02-09 Jan Hubicka <jh@suse.cz>
10568 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10569 * doc/invoke.texi (inline-unit-growth): Update default value.
10571 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10572 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10573 (rebuild_cgraph_edges): Likewise.
10574 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10575 (dump_cgraph_node): Dump frequencies.
10576 (cgraph_clone_edge): Add frequency scales.
10577 (cgraph_clone_node): Add freuqnecy.
10578 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10579 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10580 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10581 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10582 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10583 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10584 (save_inline_function_body): Likewise.
10585 * ipa-inline.c: inluce rtl.h
10586 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10587 (cgraph_edge_badness): Use frequencies.
10588 (cgraph_decide_recursive_inlining): Update clonning.
10589 (cgraph_decide_inlining_of_small_function): Dump frequency.
10590 * predict.c (estimate_bb_frequencies): Export.
10591 * predict.h (estimate_bb_frequencies): Declare.
10592 * tree-inline.c (copy_bb): Watch overflows.
10593 (expand_call_inline): Update call of cgraph_create_edge.
10594 (optimize_inline_calls): Use TODO flags to update frequnecies.
10595 * passes.h: Include predict.h
10596 (init_optimization_passes): Move profile ahead.
10597 (execute_function_todo): Handle TODO_rebuild_frequencies.
10599 2007-02-09 Roger Sayle <roger@eyesopen.com>
10601 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10602 the insbl or inswl pattern into a register.
10604 2007-02-09 Roger Sayle <roger@eyesopen.com>
10606 * config/ia64/ia64.md (bswapdi2): New define_insn.
10608 2007-02-09 Richard Henderson <rth@redhat.com>
10610 * config/i386/constraints.md (Ym): New constraint.
10611 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10612 (movdi_1_rex64): Split sse and xmm general register moves from
10613 memory move alternatives. Use conditional register constraints.
10614 (movsf_1, movdf_integer): Likewise.
10615 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10616 (movdf_integer_rex64): New.
10617 (pushsf_rex64): Fix output constraints.
10618 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10619 (sse2_stored): Likewise.
10620 (sse2_storeq_rex64): New.
10621 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10622 amd and not generic.
10623 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10624 for optimize_size. Remove SF/DFmode hack.
10626 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10628 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10631 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10632 Richard Sandiford <richard@codesourcery.com>
10634 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10635 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10636 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10637 m68k/t-mlib to tmake_file.
10638 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10639 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10640 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10641 Allow it to be cf or m68k. Set m68k_arch_family. If that
10642 variable is not empty, add t-$m68k_arch_family to tmake_file.
10643 Add t-mlibs to tmake_file.
10644 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10645 * config/m68k/t-cf: New file.
10646 * config/m68k/t-m68k: Likewise.
10647 * config/m68k/t-mlibs: Likewise.
10648 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10649 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10650 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10651 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10652 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10654 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10655 (INSTALL_LIBGCC): Delete.
10656 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10657 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10658 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10659 (M68K_MLIB_CPU): Define.
10660 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10661 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10662 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10664 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10665 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/23361
10668 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10669 against INT_MIN/INT_MAX.
10670 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10671 file if a loop is removed.
10673 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10675 * calls.c (store_one_arg): Pass correct alignment to
10676 emit_push_insn for non-BLKmode values.
10677 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10678 unaligned stack slot via a suitably aligned slot.
10680 2007-02-08 DJ Delorie <dj@redhat.com>
10682 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10684 (legal_subregs): Use unsigned char, make const.
10685 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10687 2007-02-08 Paul Brook <paul@codesourcery.com>
10689 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10690 special interworking needed.
10692 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10694 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10695 conditional to __SSE2__.
10696 (Entries below should have been added to first ChangeLog
10697 entry for amdfam10 dated 2007-02-05)
10698 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10700 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10702 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10705 2007-02-08 DJ Delorie <dj@redhat.com>
10707 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10708 * config/m32c/m32c.c (legal_subregs): New.
10709 (m32c_illegal_subreg_p): New.
10710 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10711 unsupported subregs of hard regs.
10713 2007-02-08 Jan Hubicka <jh@suse.cz>
10715 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10716 the same one; always update histograms.
10718 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10720 * passes.c (init_optimization_passes): Tidy comment.
10722 2007-02-08 Roger Sayle <roger@eyesopen.com>
10724 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10725 strip zero_extend, bswap and rotates from POCOUNT's argument.
10726 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10727 zero_extend and rotates from PARITY's argument.
10728 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10729 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10730 of an integer constant at compile-time.
10732 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10735 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10737 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10740 * tree-ssa-live.c (remove_unused_locals): Do not remove
10741 TREE_ADDRESSABLE variables.
10742 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10743 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10744 FOR_CLOBBER. Update all users.
10745 If VAR has an associated alias set, add a virtual operand for
10746 it if no alias is found to conflict with the memory reference.
10748 2007-02-07 Jan Hubicka <jh@suse.cz>
10749 Robert Kidd <rkidd@crhc.uiuc.edu>
10751 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10753 2007-02-07 Ian Lance Taylor <iant@google.com>
10755 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10757 2007-02-07 Roger Sayle <roger@eyesopen.com>
10759 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10760 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10761 tablejumpdi, movsi_to_cr_one): Remove constraints from
10762 define_expand's match_operands.
10764 2007-02-07 Roger Sayle <roger@eyesopen.com>
10766 * global.c (compute_regsets): Move declatation of "i" inside of
10767 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10769 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10772 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10773 of INDIRECT_REF <RESULT_DECL>.
10775 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10777 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10778 Kaz Kojima <kkojima@gcc.gnu.org>
10781 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10783 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10785 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10787 * doc/loop.texi: Document possibility not to perform disambiguation
10788 of loops with multiple latches.
10789 * cfgloopmanip.c (alp_enum_p): Removed.
10790 (add_loop): Handle subloops. Use get_loop_body_with_size.
10791 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10792 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10793 the new forwarder block.
10794 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10795 Handle the case latch is NULL.
10796 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10797 when marking loop exits.
10798 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10800 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10801 disambiguate_loops_with_multiple_latches.
10802 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10803 before fix_loop_structure.
10804 * cfgloop.c: Include pointer-set.h and output.h.
10805 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10806 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10807 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10808 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10809 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10810 disambiguate_multiple_latches, get_loop_body_with_size,
10811 disambiguate_loops_with_multiple_latches): New functions.
10812 (flow_loop_dump): Dump multiple latch edges.
10813 (flow_loop_nodes_find): Handle loops with multiple latches.
10814 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10815 (glb_enum_p): Modified.
10816 (get_loop_body): Use get_loop_body_with_size.
10817 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10818 (AVOID_CFG_MODIFICATIONS): New constant.
10819 (disambiguate_loops_with_multiple_latches, add_loop,
10820 get_loop_body_with_size): Declare.
10821 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10823 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10825 PR inline-asm/28686
10826 * global.c (compute_regsets): New function.
10827 (global_alloc): Refactored ELIMINABLE_REGSET
10828 and NO_GLOBAL_ALLOC_REGS computation out.
10829 (rest_of_handle_global_alloc): Call compute_regsets()
10830 for non-optimizing case.
10832 2007-02-06 Richard Henderson <rth@redhat.com>
10834 * config/i386/constraints.md (Y2): Rename from Y.
10835 (Yi): New constraint.
10836 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10837 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10838 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10839 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10840 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10841 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10842 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10843 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10844 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10845 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10846 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10847 vec_extractv2si_1): Change Y constraints to Y2.
10848 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10849 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10850 Change Y constraints to Y2.
10851 (sse2_loadld): Change Y constraints to x.
10853 2007-02-06 Roger Sayle <roger@eyesopen.com>
10855 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10856 (parity<mode>2): New define_expand using rs6000_emit_parity.
10857 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10858 rs6000_emit_parity): New functions.
10859 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10860 rs6000_emit_parity): Prototype here.
10862 2007-02-06 Ian Lance Taylor <iant@google.com>
10864 * lower-subreg.c (simple_move_operand): Reject CONST.
10865 (resolve_clobber): Call validate_change rather than directly
10866 assigning to XEXP (pat, 0).
10868 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10870 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10871 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10872 (tree-cfg.o): Remove hashtab.h dependency.
10874 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10875 (struct ivopts_data): Change niters to pointer_map_t.
10876 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10877 (niter_for_exit): Create pointer_map on demand. Change for
10879 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10880 (free_loop_data): Destroy data->niters if created and reset field.
10881 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10882 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10884 * tree-ssa-reassoc.c: Include pointer-set.h.
10885 (bb_rank): Change to long *.
10886 (operand_rank): Change to pointer_map_t.
10887 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10888 (insert_operand_rank): Accept long.
10889 (operand_entry_hash, operand_entry_eq): Remove.
10890 (get_rank): Return long. Adjust for changes above.
10891 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10893 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10895 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10896 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10897 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10899 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10900 directly since it cannot be NULL.
10901 (get_vi_for_tree): Rewrite for pointer_map API.
10902 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10903 (init_alias_vars): Create vi_for_tree as pointer_map.
10904 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10906 * tree-cfg.c: Don't include hashtab.h.
10907 (edge_to_cases): Declare as pointer_map.
10908 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10910 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10911 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10912 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10914 (record_switch_edge): Delete.
10915 (get_cases_for_edge): Adjust for pointer_map API, inline
10916 record_switch_edge (rewritten for new API), remove goto.
10918 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10920 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10921 * tree-nested.c: Include pointer-set.h.
10922 (var_map_elt, var_map_eq, var_map_hash): Delete.
10923 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10924 to pointer_map_t's.
10925 (nesting_info_bitmap_obstack): New.
10926 (lookup_field_for_decl): Adjust for pointer_map API.
10927 (lookup_tramp_for_decl): Adjust for pointer_map API.
10928 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10929 (get_local_debug_decl): Adjust for pointer_map API.
10930 (convert_nl_goto_reference): Adjust for pointer_map API.
10931 (convert_nl_goto_receiver): Adjust for pointer_map API.
10932 (create_nesting_tree): Create outside GGC space. Create bitmap on
10933 the new obstack. Create field_map and var_map as pointer_maps.
10934 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10936 (lower_nested_functions): Move root here, no need to NULL it.
10937 Initialize and release the obstack.
10939 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10941 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10942 Remove prototypes and make them non-static.
10943 (struct tree_int_map): Remove.
10944 * tree.h (struct tree_int_map): Move here, turning TO into an
10946 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10948 * tree.h (TREE_COMPLEXITY): Remove.
10949 (struct tree_exp): Remove complexity field.
10950 * tree.c (build1_stat): Don't set it.
10952 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10953 Victor Kaplansky <victork@il.ibm.com>
10955 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10956 (vect_is_simple_reduction): Support reduction with induction as
10957 one of the operands.
10958 (vect_is_simple_iv_evolution): Fix formatting.
10959 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10960 formatting. Don't mark induction phis for vectorization.
10961 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10962 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10963 (vect_get_vec_def_for_operand): Support induction.
10964 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10966 (vectorizable_reduction): Support reduction with induction as one of
10968 (vectorizable_type_demotion): Use def-type of stmt argument rather
10969 than dummy def-type.
10971 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10972 flag_tree_scev_cprop.
10973 * common.opt (tree-scev-cprop): New flag.
10975 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10976 call to vect_get_new_vect_var.
10978 2007-02-06 Ira Rosen <irar@il.ibm.com>
10980 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10981 vectype is not NULL.
10982 (vect_pattern_recog_1): Likewise.
10984 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10986 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10987 (fold_negate_expr): Likewise.
10989 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10992 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10993 even if cv-qualification is the same.
10995 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10997 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10998 __enable_execute_stack on completion.
11000 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11002 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11003 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11004 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11005 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11006 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11007 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11008 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11009 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11011 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11013 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11014 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11015 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11016 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11017 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11018 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11019 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11020 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11021 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11022 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11023 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11024 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11025 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11026 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11027 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11028 sqrtextenddfxf2_i387): Added amdfam10_decode.
11030 * config/i386/athlon.md (athlon_idirect_amdfam10,
11031 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11032 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11033 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11034 athlon_ivector_store_amdfam10): New define_insn_reservation.
11035 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11040 * config/i386/athlon.md (athlon_call_amdfam10,
11041 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11042 define_insn_reservation.
11043 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11044 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11045 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11049 * config/i386/athlon.md (athlon_sseld_amdfam10,
11050 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11051 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11055 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11056 define_insn_reservation.
11057 * config/i386/i386.md (sseins): Added sseins to define_attr type
11058 and define_attr unit.
11059 * config/i386/sse.md: Set type attribute to sseins for insertq
11062 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11064 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11065 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11066 ssecomi_load_amdfam10, ssecomi_amdfam10,
11067 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11068 define_insn_reservation.
11069 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11073 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11074 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11075 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11076 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11077 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11078 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11079 define_insn_reservation.
11081 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11082 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11083 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11084 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11085 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11087 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11089 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11090 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11091 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11092 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11093 athlon_ssemul_load_k8): Added amdfam10.
11095 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11097 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11098 (x86_sse_unaligned_move_optimal): New variable.
11100 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11102 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11103 for unaligned vector SSE double/single precision loads for AMDFAM10.
11105 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11107 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11108 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11109 Define TARGET_CPU_DEFAULT_amdfam10.
11110 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11111 (processor_type): Add PROCESSOR_AMDFAM10.
11113 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11114 processor_type in config/i386/i386.h.
11115 Enable imul peepholes for TARGET_AMDFAM10.
11117 * config.gcc: Add support for --with-cpu option for amdfam10.
11119 * config/i386/i386.c (amdfam10_cost): New variable.
11120 (m_AMDFAM10): New macro.
11121 (m_ATHLON_K8_AMDFAM10): New macro.
11122 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11123 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11124 x86_promote_QImode, x86_integer_DFmode_moves,
11125 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11126 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11127 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11128 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11129 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11130 Enable/disable for amdfam10.
11131 (override_options): Add amdfam10_cost to processor_target_table.
11132 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11133 processor_alias_table.
11134 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11135 (ix86_adjust_cost): Add code for amdfam10.
11137 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11139 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11140 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11141 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11142 * config/i386/i386.h: Add builtin definition for SSE4A.
11143 * config/i386/i386.md: Add support for ABM instructions
11144 (popcnt and lzcnt).
11145 * config/i386/sse.md: Add support for SSE4A instructions
11146 (movntss, movntsd, extrq, insertq).
11147 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11148 Add -march=amdfam10 flag.
11149 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11150 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11152 * doc/extend.texi: Add documentation for SSE4A builtins.
11154 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11156 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11158 2007-02-05 Richard Guenther <rguenther@suse.de>
11160 * tree-vectorizer.h (vectorizable_function): Add argument type
11161 argument, change return type.
11162 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11163 * tree-vect-transform.c (vectorizable_function): Handle extra
11164 argument, return vectorized function decl.
11165 (build_vectorized_function_call): Remove.
11166 (vectorizable_call): Handle calls with result and argument types
11167 differing. Handle loop vectorization factor correctly.
11168 * targhooks.c (default_builtin_vectorized_function): Adjust for
11170 * targhooks.h (default_builtin_vectorized_function): Likewise.
11171 * target.h (builtin_vectorized_function): Add argument type
11173 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11174 extra argument, allow vectorizing of lrintf.
11175 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11176 documentation of target hook.
11178 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11181 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11182 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11183 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11185 2007-02-05 Roger Sayle <roger@eyesopen.com>
11187 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11188 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11189 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11190 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11191 before canonicalizing sincos to cexpi.
11192 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11194 2007-02-05 Roger Sayle <roger@eyesopen.com>
11196 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11197 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11198 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11200 2007-02-05 Roger Sayle <roger@eyesopen.com>
11202 * mips-tfile.c (initialize_init_file): Correct endianness test.
11204 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11206 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11207 the 'y' constraint.
11209 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11211 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11212 saves in a PARALLEL before the register assignments.
11214 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11216 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11217 DWARF_FRAME_RETURN_COLUMN to be a general register.
11218 * dwarf2out.c (init_return_column_size): New function, split from...
11219 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11220 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11221 to be nongeneral registers.
11222 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11224 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11225 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11227 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11229 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11231 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11233 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11234 (remove_path): Use can_remove_branch_p and remove_branch instead
11235 of loop_delete_branch_edge.
11236 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11237 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11238 Update profile using scale_dominated_blocks_in_loop.
11239 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11240 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11241 (can_remove_branch_p, remove_branch): Declare.
11242 * tree-cfg.c (tree_can_remove_branch_p): New function.
11243 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11244 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11245 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11247 2007-02-05 Jan Hubicka <jh@suse.cz>
11249 PR middle-end/30696
11250 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11251 nodes in cgraph, don't remove offline copy of the function.
11253 2007-02-04 Jan Hubicka <jh@suse.cz>
11255 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11256 vectors might cause maybe_lookup_element_for_expr to be called
11257 on non-sra-candidate.
11259 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11261 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11262 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11263 spelling conventions.
11265 2007-02-04 Richard Guenther <rguenther@suse.de>
11267 PR middle-end/30636
11268 * fold-const.c (try_move_mult_to_index): Make sure to not
11269 overflow one dimension of a multi-dimensional array access.
11271 2007-02-04 Jan Hubicka <jh@suse.cz>
11273 * passes.c (init_optimization_passes): Reindent.
11275 2007-02-04 Jan Hubicka <jh@suse.cz>
11276 Eric Botcazou <ebotcazou@adacore.com>
11278 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11279 (execute_fixup_cfg): Break out the abnormal goto code.
11280 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11281 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11282 (optimize_inline_calls): Call make_nonlocal_label_edges.
11284 2007-02-04 Jan Hubicka <jh@suse.cz>
11286 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11287 true when something was changed.
11288 (rename_ssa_copies): When something was changed, do
11289 TODO_remove_unused_locals.
11290 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11291 add TODO_remove_unused_locals when instruction was removed.
11293 2007-02-04 Jan Hubicka <jh@suse.cz>
11295 * ipa-inline.c (try_inline): Improve debug output; work on already
11297 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11298 call try_inline for already inlined edges too when flattening;
11299 inline also functions that make callee growth but overall unit size
11302 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11304 * config/m32c/bitops.md, config/m32c/jump.md,
11305 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11306 config/m32r/m32r.h, config/m32r/m32r.md,
11307 config/m32r/predicates.md, config/m68hc11/larith.asm,
11308 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11309 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11310 config/mips/mips-protos.h, config/mips/mips.c,
11311 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11312 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11313 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11314 spelling conventions.
11316 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11317 Follow spelling conventions.
11319 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11321 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11322 warn about C++0x compatibility.
11324 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11326 * config/h8300/h8300.c, config/h8300/h8300.h,
11327 config/h8300/h8300.md: Follow spelling conventions.
11329 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11331 PR middle-end/30667
11332 * combine.c (try_combine): Do not substitute source operand
11333 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11335 2007-02-03 Jan Hubicka <jh@suse.cz>
11337 PR gcov-profile/30650
11338 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11339 do not divide by zero for never executed counters.
11340 (tree_find_values_to_profile): Fix counters.
11341 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11343 2007-02-03 Ian Lance Taylor <iant@google.com>
11345 * lower-subreg.c (simple_move_operand): New static function,
11346 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11348 (simple_move): Call simple_move_operand.
11349 (find_decomposable_subregs): Add special handling of MEMs.
11350 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11351 meaning of return value. If we see a hard register, test whether
11352 it can store a word_mode value. Change all callers.
11354 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11356 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11357 ftrapv insns and expanders.
11358 (subdi3): Change define_expand operand 1 to arith11_operand, and
11359 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11360 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11361 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11364 PR middle-end/30174
11365 * varasm.c (notice_global_symbol): Treat global objects as weak when
11366 flag_shlib is true.
11368 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11370 * emit-rtl.c (dconstpi): Delete.
11371 (dconstsqrt2): New.
11372 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11373 * real.h (dconstpi): Delete.
11374 (dconstsqrt2): New.
11375 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11376 (fold_builtin_hypot): Likewise.
11378 2007-02-03 Tom Tromey <tromey@redhat.com>
11381 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11382 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11384 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11386 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11387 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11388 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11389 config/rs6000/cell.md, config/rs6000/darwin.h,
11390 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11391 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11392 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11393 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11394 typos. Follow spelling conventions.
11395 * doc/invoke.texi: Follow spelling conventions.
11397 2007-02-03 Roger Sayle <roger@eyesopen.com>
11399 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11400 canonicalization transformations that attempt to simplify integer
11401 constant comparisons to become comparisons against zero.
11403 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11405 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11407 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11408 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11410 2007-02-02 Mike Stump <mrs@apple.com>
11412 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11413 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11414 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11415 generate a branch island.
11417 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11419 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11420 (xtensa_legitimate_address_p): New.
11421 (xtensa_legitimize_address): New.
11422 (xtensa_output_addr_const_extra): New.
11423 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11425 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11426 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11427 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11428 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11429 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11430 (xtensa_legitimize_address): New.
11431 (xtensa_output_addr_const_extra): New.
11433 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11435 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11437 2007-02-02 Ian Lance Taylor <iant@google.com>
11439 * expmed.c (expand_divmod): Add comment.
11441 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11443 * emit-rtl.c (renumber_insns): Remove.
11444 * flags.h: Remove the extern for flag_renumber_insns.
11445 * rtl.h: Remove the prototype for renumber_insns.
11446 * toplev.c (flag_renumber_insns): Remove.
11448 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11450 Revert for x86 darwin:
11451 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11453 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11454 code before the following patch under TARGET_MACHO.
11455 (ix86_function_value_regno_p): Likewise.
11457 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11459 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11462 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11465 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11466 general or fp registers. Add comments.
11467 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11469 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11471 * pointer-set.c (insert_aux): Only return insertion slot.
11472 (pointer_set_insert): Adjust.
11473 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11474 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11475 pointer_map_traverse): New.
11476 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11477 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11478 pointer_map_contains, pointer_map_traverse): Declare.
11480 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11482 PR middle-end/30473
11483 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11484 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11486 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11488 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11490 (struct _dep): New type.
11491 (dep_t): New typedef.
11492 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11493 (DEP_STATUS): New access macro. The macro with the same name was
11494 renamed to DEP_LINK_STATUS.
11495 (dep_init): Declare function
11497 (struct _dep_link): New type.
11498 (dep_link_t): New typedef.
11499 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11500 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11501 (DEP_LINK_STATUS): New macro.
11502 (debug_dep_links): New debug function.
11504 (struct _deps_list): New type.
11505 (deps_list_t): New typedef.
11506 (DEPS_LIST_FIRST): New access macro.
11507 (FOR_EACH_DEP_LINK): New cycle macro.
11508 (create_deps_list, free_deps_list, delete_deps_list): Declare
11510 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11511 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11512 (copy_deps_list_change_con): Ditto.
11514 (move_dep_link): Declare function.
11516 (struct _dep_node): New type.
11517 (dep_node_t): New typedef.
11518 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11520 (struct haifa_insn_data.back_deps): New field to hold backward
11521 dependencies of the insn.
11522 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11524 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11525 Change its type to deps_list_t.
11526 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11527 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11528 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11530 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11532 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11534 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11536 (dep_cost): Declare.
11538 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11539 (ds_to_dk, dk_to_ds): New functions.
11541 (init_dep_1): New static function.
11542 (init_dep): New function.
11543 (copy_dep): New static function.
11545 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11547 (detach_dep_link): New static function.
11548 (move_dep_link): New function.
11550 (dep_links_consistent_p, dump_dep_links): New static functions.
11551 (debug_dep_links): New debugging function.
11553 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11555 (alloc_deps_list, init_deps_list): New static functions.
11556 (create_deps_list): New function.
11557 (clear_deps_list): New static function.
11558 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11559 (deps_list_consistent_p, dump_deps_list): New static functions.
11560 (debug_deps_list): New function.
11561 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11563 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11565 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11566 use new scheduler dependencies lists.
11567 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11568 (sched_analyze): Ditto. Initialize dependencies lists.
11569 (add_forw_dep, compute_forward_dependences): Update to use new
11570 scheduler dependencies lists.
11572 (init_dependency_caches): Init deps_obstack.
11573 (free_dependency_caches): Free deps_obstack.
11575 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11576 new scheduler dependencies lists.
11577 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11578 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11580 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11581 Update to use new scheduler dependencies lists.
11582 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11583 (debug_dependencies): Ditto.
11584 (schedule_region): Update comments.
11586 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11587 scheduler dependencies lists.
11588 (schedule_ebb): Update comments.
11590 * rtl.def (DEPS_LIST): Remove.
11592 * lists.c (unused_deps_list): Remove.
11593 (free_list): Update assertions.
11595 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11596 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11598 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11599 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11601 * haifa-sched.c (comments): Update.
11602 (insn_cost1): Remove. Inline the code into insn_cost ().
11603 (insn_cost): Update to use new scheduler dependencies lists. Move
11604 processing of the dependency cost to dep_cost ().
11605 (dep_cost): New function. Use it instead of insn_cost () when
11606 evaluating cost of the dependency. Use compatible interface to
11607 interact with the target.
11608 (priority): Update to use new scheduler dependencies lists.
11609 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11610 with greater number of insns that depend on the insn.
11611 (schedule_insn): Update to use new scheduler dependencies lists. Add
11612 code to free backward dependencies lists. Inline and optimize code
11613 from resolve_dep () - see PR28071.
11614 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11615 lists. Update call to targetm.sched.is_costly_dependence hook.
11617 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11618 scheduler dependencies lists.
11620 (resolve_dep): Remove. Move the logic to schedule_insn ().
11621 (init_h_i_d): Initialize dependencies lists.
11623 (process_insn_depend_be_in_spec): Rename to
11624 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11625 dependencies lists.
11626 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11627 Update to use new scheduler dependencies lists.
11628 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11630 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11631 new scheduler dependencies lists.
11632 (build_intra_loop_deps): Ditto.
11634 * target.h (struct _dep): Declare to use in
11635 gcc_target.sched.is_costly_dependence.
11636 (struct gcc_target.sched.adjust_cost): Fix typo.
11637 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11638 single dep_t parameter instead of an equivalent triad.
11639 (struct gcc_target.sched.adjust_cost_2): Remove.
11641 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11643 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11645 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11647 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11649 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11650 (REG_DEP_TRUE): Document.
11652 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11653 Change signature to correspond to the targetm.sched.adjust_cost hook.
11654 Update use in TARGET_SCHED_ADJUST_COST_2.
11655 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11656 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11657 new scheduler dependencies lists.
11658 (ia64_gen_check): Ditto.
11660 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11661 dependencies lists.
11663 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11664 signature to correspond to the targetm.sched.is_costly_dependence hook.
11665 (is_costly_group): Update to use new scheduler dependencies lists.
11667 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11668 instead of INSN_COST () macro.
11670 2007-02-01 Ian Lance Taylor <iant@google.com>
11672 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11674 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11676 * pa.md (tp_load): Correct mfctl instruction syntax.
11678 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11680 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11681 altivec_padding_size calculation on AIX. Improve comment, add
11682 assert to verify that it's right.
11684 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11687 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11689 PR inline-asm/28686
11690 * global.c (global_alloc): Add mising initialization of
11693 2007-02-01 Roger Sayle <roger@eyesopen.com>
11695 * alias.c (init_alias_analysis): Correct whitespace.
11696 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11697 partition_hot_cold_basic_blocks): Likewise.
11698 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11699 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11700 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11701 fold_builtin_snprintf_chk, fold_builtin_printf,
11702 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11703 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11704 * cfgcleanup.c (cleanup_cfg): Likewise.
11705 * cfgexpand.c (tree_expand_cfg): Likewise.
11706 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11707 * function.c (get_next_funcdef_no): Likewise.
11708 * gengtype.c (main): Likewise.
11709 * genmodes.c (main): Likewise.
11710 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11711 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11712 * ifcvt.c (noce_emit_move_insn): Likewise.
11713 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11715 * stor-layout.c (get_best_mode): Likewise.
11716 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11717 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11718 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11719 perform_var_substitution, solve_graph): Likewise.
11720 * tree-vrp.c (vrp_finalize): Likewise.
11722 2007-02-01 Ian Lance Taylor <iant@google.com>
11724 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11725 high part of a paradoxical subreg, return a constant zero.
11727 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11729 * toplev.c (lang_dependent_init): Call init_set_costs.
11730 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11732 2007-02-01 Richard Guenther <rguenther@suse.de>
11734 PR middle-end/30656
11735 * fold-const.c (fold_negate_expr): Allow negating a
11736 constant if overflow does not change.
11738 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11740 * doc/c-tree.texi (Expression trees): Improve markup.
11741 * doc/tm.texi (Register Classes, Addressing Modes)
11742 (Floating Point): Fix spacing after abbreviations. Fix some
11745 2007-02-01 Ben Elliston <bje@au.ibm.com>
11747 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11748 * doc/contrib.texi: Likewise.
11749 * doc/install.texi: Likewise.
11751 2007-01-31 Richard Henderson <rth@redhat.com>
11752 Ian Lance Taylor <iant@google.com>
11754 * lower-subreg.c: New file.
11755 * rtl.def (CONCATN): Define.
11756 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11757 pass_lower_subreg2.
11758 * emit-rtl.c (update_reg_offset): New static function, broken out
11759 of gen_rtx_REG_offset.
11760 (gen_rtx_REG_offset): Call update_reg_offset.
11761 (gen_reg_rtx_offset): New function.
11762 * regclass.c: Revert patch of 2006-03-05, restoring
11764 (clear_reg_info_regno): New function.
11765 * dwarf2out.c (concatn_loc_descriptor): New static function.
11766 (loc_descriptor): Handle CONCATN.
11767 * common.opt (fsplit_wide_types): New option.
11768 * opts.c (decode_options): Set flag_split_wide_types when
11770 * timevar.def (TV_LOWER_SUBREG): Define.
11771 * rtl.h (gen_reg_rtx_offset): Declare.
11772 (reg_scan_update): Declare.
11773 * regs.h (clear_reg_info_regno): Declare.
11774 * tree-pass.h (pass_lower_subreg): Declare.
11775 (pass_lower_subreg2): Declare.
11776 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11777 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11778 -fsplit-wide-types.
11779 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11780 * Makefile.in (OBJS-common): Add lower-subreg.o.
11781 (lower-subreg.o): New target.
11783 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11785 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11787 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11790 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11792 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11794 PR middle-end/29335
11795 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11797 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11799 * cfgloop.h: Include vec-prim.h.
11800 (enum li_flags): Remove LI_ONLY_OLD.
11801 (loop_iterator): Changed.
11802 (fel_next, fel_init): Iterate over loop tree.
11803 (FOR_EACH_LOOP_BREAK): New macro.
11804 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11806 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11807 * modulo-sched.c (sms_schedule): Ditto.
11808 * tree-vectorizer.c (vectorize_loops): Ditto.
11809 * doc/loop.texi: Update information on loop numbering and behavior of
11810 FOR_EACH_LOOP wrto new loops.
11811 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11812 add_to_evolution_1): Test nestedness of loops instead of comparing
11814 * tree-chrec.c (chrec_fold_plus_poly_poly,
11815 chrec_fold_multiply_poly_poly, chrec_evaluate,
11816 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11817 reset_evolution_in_loop): Ditto.
11818 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11820 2007-01-31 Dirk Mueller <dmueller@suse.de>
11822 * c-common.c (warn_about_parentheses): Separate warning about
11823 un-parenthized sequence of comparison operators from the one
11824 which is supposed to warn about x <= y <= z.
11826 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11828 * optabs.h (enum optab_index): Add new OTI_isinf.
11829 (isinf_optab): Define corresponding macro.
11830 * optabs.c (init_optabs): Initialize isinf_optab.
11831 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11833 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11834 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11836 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11837 expand_builtin_interclass_mathfn.
11838 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11839 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11840 (fxam<mode>2_i387): New insn pattern.
11841 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11842 built-in functions as x87 inline asm.
11844 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11846 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11848 2007-01-30 Eric Christopher <echristo@apple.com>
11850 * config.gcc: Add geode.
11852 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11854 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11855 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11856 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11857 value-prof.c: Fix comment typos.
11859 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11862 * doc/invoke.texi (Wpointer-arith): Document warning.
11864 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11866 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11867 the list of discrepancies from the draft TR.
11869 2007-01-30 Dirk Mueller <dmueller@suse.de>
11872 * doc/invoke.texi (-Wreturn-type): Update description to
11873 match new behavior.
11875 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11877 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11879 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11881 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11882 to handle optabs that operate on floating point input argument and
11883 output to integer output.
11884 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11885 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11886 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11887 expand_builtin_interclass_mathfn ().
11888 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11889 (ilogbsi2): Remove.
11890 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11891 ilogbl built-in functions as x87 intrinsics.
11893 2007-01-30 Richard Guenther <rguenther@suse.de>
11895 PR middle-end/27657
11896 * dwarf2out.c (reference_to_unused): Query varpool if the
11897 variable was output.
11899 2007-01-30 Richard Guenther <rguenther@suse.de>
11901 PR middle-end/30313
11902 * passes.c (execute_one_pass): Reset in_gimple_form to not
11903 confuse non-unit-at-a-time mode.
11905 2007-01-29 Roger Sayle <roger@eyesopen.com>
11906 Richard Guenther <rguenther@suse.de>
11908 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11909 avoid undefined behaviour on overflow. Use force_fit_type_double
11910 to construct the constant with the specified TREE_OVERFLOW.
11912 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11914 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11915 * config/dfp-bit.h: Ditto.
11917 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11919 * c-decl.c (pop_scope): Replace warnings with call to
11920 warn_for_unused_label.
11921 * c-common.h (warn_for_unused_label): Declare.
11922 * c-common.c (warn_for_unused_label): Define.
11924 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11926 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11929 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11931 * Makefile.in (USER_H): Remove decfloat.h.
11932 * ginclude/decfloat.h: Delete, moving contents to ...
11933 * ginclude/float.h: Add support for decimal floating point,
11934 guarded by __STDC_WANT_DEC_FP__.
11936 2007-01-29 Mike Stump <mrs@apple.com>
11938 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11939 Analysis and Representation to resolve case insensitive conflict.
11940 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11942 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11944 * tree.h (struct tree_memory_tag): Add aliases member.
11945 (MTAG_ALIASES): New macro.
11946 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11947 (add_may_alias): Remove pointer-set. Update for may_aliases being
11949 (mark_aliases_call_clobbered): Update for may_aliases being a
11951 (compute_tag_properties): Ditto.
11952 (create_partition_for): Ditto.
11953 (compute_memory_partitions): Ditto.
11954 (dump_may_aliases_for): Ditto.
11955 (is_aliased_with): Ditto.
11956 (add_may_alias_for_new_tag): Ditto.
11957 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11958 (compute_is_aliased): New function.
11959 (compute_may_aliases): Call compute_is_aliased).
11960 (init_alias_info): Initialize alias_bitmap_obstack.
11961 (union_alias_set_into): New function.
11962 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11963 (have_common_aliases_p): Rewrite to take two bitmaps and use
11965 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11966 Update for bitmaps.
11967 (finalize_ref_all_pointers): Update for add_may_alias changes.
11968 (new_type_alias): Ditto.
11969 * tree-flow-inline.h (may_aliases): Return a bitmap.
11970 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11971 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11972 may_aliases being a bitmap.
11973 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11974 may_aliases now returns a bitmap.
11975 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11977 * tree-ssa-operands.c (add_virtual_operand): Update for
11978 may_aliases being a bitmap.
11980 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11982 PR tree-optimization/30630
11983 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11984 variable as changed.
11986 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11989 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11990 expanded only once even if an error occurs.
11992 2007-01-29 Ben Elliston <bje@au.ibm.com>
11994 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11995 (__gcov_average_profiler): Likewise.
11996 (__gcov_ior_profiler): Likewise.
11997 (__gcov_merge_ior): Likewise.
11999 2007-01-28 Jan Hubicka <jh@suse.cz>
12001 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12002 * value-prof.c (stringop_block_profile): Likewise.
12004 2007-01-28 Jan Hubicka <jh@suse.cz>
12006 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12007 variant handling histograms; add wrapper.
12008 (clear_storage_via_libcall): Export.
12009 (emit_block_move_hints): Break out from ...; add histograms.
12010 (emit_block_move): ... this one.
12011 (clear_storage_hints): Break out from ...; add histograms.
12012 (clear_storage): ... this one.
12013 (set_storage_via_memset): Handle histogram.
12014 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12015 (clear_storage_hints, clear_storage_via_libcall): Declare.
12016 (set_storage_via_setmem): Update prototype.
12017 * doc/md.texi (movmem, setmem): Document new arguments.
12019 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12021 (stringop_block_profile): New global function.
12022 (tree_stringops_values_to_profile): Profile block size and alignment.
12023 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12025 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12026 (stringop_block_profile): Declare.
12027 * builtins.c: Include value-prof.h.
12028 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12029 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12030 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12031 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12032 * profile.c (instrument_values): Add new counters.
12033 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12035 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12036 (tree_init_edge_profiler): Build new profilers.
12037 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12038 (pass_tree_profile): Add dump.
12039 (tree_profile_hooks): Update.
12040 * Makefile.in (LIBGCOV): Add new constants.
12041 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12042 __gcov_ior_profiler): New.
12043 * i386.md (movmem/setmem expanders): Add new optional arguments.
12045 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12047 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12049 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12051 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12052 (tree_unswitch_single_loop): Pass eni_size_weights to
12053 tree_num_loop_insns.
12054 * tree-ssa-loop-manip.c: Include tree-inline.h.
12055 (can_unroll_loop_p): Pass eni_size_weights to
12056 tree_num_loop_insns.
12057 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12058 Pass eni_size_weights to estimate_num_insns.
12059 * tree.h (init_inline_once): Export.
12060 * toplev.c (backend_init): Call init_inline_once.
12061 * cgraphunit.c (cgraph_process_new_functions,
12062 cgraph_analyze_function): Pass eni_inlining_weights to
12063 estimate_num_insns.
12064 * ipa-inline.c (compute_inline_parameters): Ditto.
12065 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12066 to estimate_num_insns.
12067 (try_unroll_loop_completely): Pass eni_size_weights to
12068 tree_num_loop_insns.
12069 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12070 ot estimate_num_insns.
12071 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12072 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12073 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12074 eni_time_weights): New variables.
12075 (init_inline_once): Initialize them.
12076 (struct eni_data): Mew.
12077 (estimate_num_insns_1, estimate_num_insns): Use weights.
12078 * tree-inline.h (struct eni_weights_d): New.
12079 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12080 (estimate_num_insns): Declaration changed.
12081 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12082 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12083 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12085 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12087 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12088 relations in the conflict function is valid.
12090 2007-01-27 Ian Lance Taylor <iant@google.com>
12092 * common.opt: Add fstrict-overflow.
12093 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12094 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12095 (TYPE_OVERFLOW_UNDEFINED): Define.
12096 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12098 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12099 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12100 (fold_negate_expr): Likewise.
12101 (make_range): Likewise.
12102 (extract_muldiv_1): Likewise.
12103 (maybe_canonicalize_comparison): Likewise.
12104 (fold_comparison): Likewise.
12105 (fold_binary): Likewise.
12106 (tree_expr_nonnegative_p): Likewise.
12107 (tree_expr_nonzero_p): Likewise.
12108 * tree-vrp.c (compare_values): Likewise.
12109 (extract_range_from_binary_expr): Likewise.
12110 (extract_range_from_unary_expr): Likewise.
12111 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12113 (nowrap_type_p): Likewise.
12114 * tree-scalar-evolution.c (simple_iv): Likewise.
12115 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12116 (build_range_check): Likewise.
12117 (extract_muldiv_1): Likewise.
12118 (fold_comparison): Likewise.
12119 * tree-vrp.c (vrp_int_const_binop): Likewise.
12120 (extract_range_from_unary_expr): Likewise.
12121 * convert.c (convert_to_integer): Likewise.
12122 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12123 (fold_comparison): Likewise.
12124 (fold_binary): Likewise.
12125 * optabs.c (optab_for_tree_code): Likewise.
12126 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12127 * simplify-rtx.c (simplify_const_relational_operation): Check
12128 flag_strict_overflow and flag_trapv.
12129 (simplify_const_relational_operation): Likewise.
12130 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12131 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12134 2007-01-27 Roger Sayle <roger@eyesopen.com>
12136 * tree.c (tree_fold_gcd): Delete.
12137 * tree.h (tree_fold_gcd): Remove prototype.
12138 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12139 test whether one constant integer is a multiple of another. Instead
12140 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12141 * fold-const.c (multiple_of_p): We've determined both TOP and
12142 BOTTOM are integer constants so we can call int_const_binop directly
12143 instead of the more generic const_binop.
12145 2007-01-27 Roger Sayle <roger@eyesopen.com>
12147 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12148 1*X check that the constant hasn't overflowed, to preserve the
12150 (round_up): Provide an efficient implementation when rouding-up an
12151 INTEGER_CST to a power-of-two.
12153 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12155 * doc/sourcebuild.texi: Add comma for clarity.
12156 * doc/extend.texi: Fix some typos.
12157 * doc/passes.texi: Likewise.
12158 * doc/cppinternals.texi: Likewise.
12159 * doc/c-tree.texi: Likewise.
12160 * doc/tree-ssa.texi: Likewise.
12161 * doc/install.texi: Likewise.
12163 2007-01-27 Jan Hubicka <jh@suse.cz>
12165 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12166 (pass_sra): Do not require alias information.
12167 * passes.c (init_optimization_passes): Add SRA
12169 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12171 * tracer.c (rest_of_handle_tracer): We already cleaned
12172 up the CFG in tracer() so don't do it here again.
12173 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12174 cleanup_cfg here, either. And don't call renumber_insns.
12176 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12177 and BB_HEAD are in the insn stream here. Instead make sure
12178 that BB_INSN is valid on all insns. Also, do check here that
12179 there are no pending branch predictions...
12180 (rtl_verify_flow_info): ...instead of doing it here. Checks
12181 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12184 2007-01-26 Roger Sayle <roger@eyesopen.com>
12186 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12187 function to simplify/factorize operand order canonicalization.
12188 (ix86_fixup_binary_operands): Reorganize using the above function.
12189 (ix86_binary_operator_ok): Likewise.
12191 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12193 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12194 file scope from optimize_attrs.
12195 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12197 (optimize_attrs): Clear insn_code_values after freeing it.
12199 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12201 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12202 a parts.base assignment.
12204 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12206 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12207 (compute_subscript_distance, initialize_data_dependence_relation,
12208 finalize_ddr_dependent, analyze_ziv_subscript,
12209 analyze_siv_subscript_cst_affine,
12210 compute_overlap_steps_for_affine_univar,
12211 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12212 analyze_siv_subscript, analyze_miv_subscript,
12213 analyze_overlapping_iterations, subscript_dependence_tester_1,
12214 compute_self_dependence, free_dependence_relation): Work
12215 with affine_fn instead of chrecs.
12216 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12217 common_affine_function, affine_function_base,
12218 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12219 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12220 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12221 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12222 (all_chrecs_equal_p): Removed.
12223 * tree-data-ref.h (affine_fn, conflict_function): New types.
12224 (struct subscript): Change type of conflicting_iterations_in_a
12225 and conflicting_iterations_in_b.
12227 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12230 * config/pa/pa.h (TARGET_HPUX_11): New.
12231 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12232 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12234 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12235 Richard Guenther <rguenther@suse.de>
12237 * tree-ssa-structalias.c (solve_graph): Handle case
12238 we merged the variable to another.
12240 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12242 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12245 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12246 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12248 2007-01-25 DJ Delorie <dj@redhat.com>
12250 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12251 allow changes to modes which don't fit in those registers.
12253 * reload1.c (choose_reload_regs): Check for invalid subregs before
12254 computing their locations, not after.
12256 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12259 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12260 save Altivec registers in an eh_return function.
12261 (compute_vrsave_mask): Likewise.
12262 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12263 for saving Altivec registers.
12264 (rs6000_emit_prologue): Don't allocate stack twice in
12265 eh_return function. Correct expected value of altivec_save_offset
12266 when using save_world. Describe save of R0 to stack when using
12267 save_world. Describe stack pointer adjustment when using
12268 save_world. Remove duplicated eh_return parameter register saving.
12269 Update sp_offset variable after save_world.
12270 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12272 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12273 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12276 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12278 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12280 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12283 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12284 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12286 2007-01-25 Richard Guenther <rguenther@suse.de>
12288 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12289 * common.opt (-Wcoverage-mismatch): New warning option.
12290 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12291 if -Wcoverage-mismatch is given.
12293 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12295 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12296 (ipcp_driver): Change to static definition.
12297 Add dumping of the ifunctions.
12298 (constant_val_insert): Remove unused parameter. Support for SSA.
12299 (ipcp_propagate_const): Support for SSA.
12300 (ipcp_profile_bb_print): Print only analyzed nodes.
12301 (ipcp_replace_map_create): Remove support for Fortran constant
12303 * ipa-prop.c (ipa_method_modify_stmt,
12304 ipa_callsite_compute_param): Support for SSA.
12305 * ipa-prop.h (ipcp_driver): Remove declaration.
12306 (IS_VALID_TREE_MAP_INDEX): Add define.
12308 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12310 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12312 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12314 PR middle-end/30447
12315 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12316 constant argument to cabs and do it without checking for
12317 -funsafe-math-optimizations.
12319 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12321 * c-common.h (RID_FIRST_CXX0X): New.
12322 (RID_LAST_CXX0X): New.
12323 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12325 * c.opt (Wc++0x-compat): New.
12326 * doc/invoke.texi (-Wc++0x-compat): Document.
12328 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12330 * builtins.c (fold_builtin_carg): New.
12331 (fold_builtin_1): Use it.
12333 2007-01-24 Jan Hubicka <jh@suse.cz>
12335 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12337 * ipa-inline.c (initial_insns, max_insns): Delete.
12338 (compute_max_insns): New function.
12339 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12340 of insns as base for code growth.
12341 (cgraph_decide_inlining): Make initial_insns local; do not compute
12343 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12344 * doc/invoke.texi (inline-unit-growth): Update docs.
12346 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12348 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12349 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12350 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12351 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12352 for CPUs that have PTA_CX16 set.
12354 PR middle-end/27416
12355 * gimplify.c (omp_check_private): New function.
12356 (gimplify_scan_omp_clauses): Use it for
12357 firstprivate/lastprivate/reduction.
12359 PR middle-end/30494
12360 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12361 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12363 PR middle-end/30421
12364 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12365 If lower_lastprivate_clauses emits some statements, append them
12366 to dlist rather than body_p and to body_p append an initializer.
12367 (lower_omp_for): Adjust caller.
12369 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12371 * target.h (globalize_decl_name): New.
12372 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12373 * output.h (default_globalize_decl_name): New.
12374 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12376 (globalize_decl): Ditto.
12377 (default_globalize_decl_name): New.
12378 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12379 (ia64_handle_version_id_attribute): New.
12380 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12381 (ia64_asm_output_external): Use globalize_decl_name instead
12382 of globalize_label.
12383 * doc/extend.texi (version_id): New pragma.
12384 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12386 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12388 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12389 _uleb128_t and _Unwind_SWord with _sleb128_t.
12390 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12391 uw_frame_state_for, uw_update_context_1): Likewise.
12392 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12393 * unwind-pe.h (read_uleb128, read_sleb128,
12394 read_encoded_value_with_base): Likewise.
12395 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12397 2007-01-24 Richard Guenther <rguenther@suse.de>
12399 * builtins.c (expand_builtin_cexpi): Get the fndecl
12400 for cexp in the correct way.
12402 2007-01-24 Jan Hubicka <jh@suse.cz>
12404 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12406 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12408 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12409 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12410 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12411 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12412 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12413 __SIZEOF_PTRDIFF_T__.
12414 * doc/cpp.texi: Documentation for the new builtin macros added.
12416 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12418 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12419 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12420 instead of operands[2] to avoid access past the end of array.
12422 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12424 * reload1.c (emit_reload_insns): Pass the reload register
12425 for a non-spill output reload through forget_old_reloads_1.
12427 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12429 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12430 _SOFT_DOUBLE if doubles use software floating-point.
12431 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12432 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12433 * config/rs6000/darwin-ldouble.c: Also compile functions for
12434 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12435 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12436 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12437 commented-out long double override.
12438 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12439 * config/rs6000/eabispe.h: Likewise.
12440 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12441 long double for non-SPE.
12442 (rs6000_handle_option): Likewise.
12443 (invalid_e500_subreg): Disallow more subregs involding DImode,
12444 DFmode, TImode or TFmode.
12445 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12447 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12449 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12450 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12452 (rs6000_legitimate_address): Also check for TFmode for E500
12454 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12455 (spe_build_register_parallel): Handle TFmode and TCmode.
12456 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12458 (function_arg): Handle TFmode and TCmode for E500 double.
12459 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12461 (print_operand): Handle TFmode and TImode for %y.
12462 (rs6000_generate_compare): Handle TFmode comparisons for E500
12464 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12465 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12466 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12467 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12468 TFmode for E500 double.
12469 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12470 (floatsidf2): Enable for E500 double.
12471 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12472 (extenddftf2): Change to extenddftf2_fprs.
12473 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12474 depending on TARGET_E500_DOUBLE.
12475 (extendsftf2): Enable for E500 double.
12476 (trunctfdf2): Enable for E500 double.
12477 (trunctfsf2): Change to trunctfsf2_fprs.
12478 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12479 depending on TARGET_E500_DOUBLE.
12480 (floatsitf2): Enable for E500 double.
12481 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12482 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12483 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12484 (negtf2): Change to negtf2_internal.
12485 (negtf2): New expander.
12486 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12487 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12488 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12489 (movdi_internal32): Use rs6000_nonimmediate_operand.
12490 (unnamed splitter): Likewise.
12491 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12492 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12493 (SPE64TF, DITI): New mode macros.
12494 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12497 (frob_<mode>_di_2): New.
12498 (frob_tf_di_8_2): New.
12499 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12501 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12503 (frob_ti_<mode>_8_2): New.
12504 (frob_ti_tf_2): New.
12505 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12506 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12508 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12509 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12510 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12511 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12512 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12513 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12516 2007-01-23 Ian Lance Taylor <iant@google.com>
12518 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12520 (OBJS-archive): Reformat, alphabetize.
12521 (OBJS): Change out_object_file to OBJS-md.
12523 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12525 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12526 JUMP_P and CALL_P predicates where applicable.
12527 * config/i386/i386.c: Ditto.
12528 * config/i386/i386.md: Ditto.
12529 * config/i386/mmx.md: Ditto.
12530 * config/i386/predicates.md: Ditto.
12532 2007-01-22 Andreas Schwab <schwab@suse.de>
12534 * config/m68k/m68k.h: Fix comment.
12536 2007-01-22 Jan Hubicka <jh@suse.cz>
12538 * passes.c (init_optimization_passes): Do not rerun
12539 pass_early_warn_uninitialized.
12541 2007-01-22 Richard Guenther <rguenther@suse.de>
12543 PR tree-optimization/30038
12544 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12546 (execute_cse_sincos_1): Likewise.
12547 (execute_cse_sincos): Likewise.
12548 (gate_cse_sincos): Likewise.
12549 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12550 the cexpi() canonicalization of sincos().
12551 * tree-pass.h (pass_cse_sincos): Declare.
12552 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12554 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12556 PR rtl-optimization/29329
12557 * combine.c (replaced_rhs_insn): Rename to i2mod.
12558 (replaced_rhs_value): Rename to i2mod_new_rhs.
12559 (i2mod_old_rhs): New global variable.
12560 (combine_instructions): Adjust for above change. Save a copy of
12561 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12562 note are substituted in the second instruction.
12563 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12564 ditch the note if it pertains to the second eliminated register
12565 and this register is mentioned in i2mod_old_rhs.
12568 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12570 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12571 the insn to which the note was originally attached.
12573 2007-01-21 Jan Hubicka <jh@suse.cz>
12575 * ipa-inline.c (inlining_mode): Comment, move up.
12576 (cgraph_decide_inlining_incrementally): Do not perform inlining
12577 itself; fix handling of flattening of self recursive functions.
12578 (cgraph_find_cycles): Remove.
12579 (cgraph_flatten_node): Remove.
12580 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12581 (try_inline): New function.
12582 (cgraph_early_inlining): Update call of
12583 cgraph_decide_inlining_incrementally. Apply inlining here.
12584 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12586 2007-01-21 Dirk Mueller <dmueller@suse.de>
12589 * tree-vrp.c (check_array_bounds): do not warn
12590 about ADDR_EXPR's of ARRAY_REF's which are immediately
12591 used in binary expressions.
12593 2007-01-21 Ira Rosen <irar@il.ibm.com>
12595 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12596 read_write_dep and macros for its access.
12597 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12598 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12599 argument, call vect_check_interleaving for every independent pair of
12600 data-refs. Mark loads that access the same memory location as a store
12602 (vect_check_dependences): Remove.
12603 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12604 call, fix the call to vect_analyze_data_ref_dependence.
12605 (vect_analyze_data_ref_access): For statements that access the same
12606 data-ref, check that they are not stores; for loads, check that there
12607 is no store that access the same location.
12609 2007-01-20 Roger Sayle <roger@eyesopen.com>
12610 Joseph Myers <joseph@codesourcery.com>
12612 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12613 (-fdump-rtl-stack): Likewise.
12614 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12615 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12616 (-mpt-fixed): Use @minus{} for minus sign.
12617 (Using Precompiled Headers): Fix under/overfull hbox.
12619 2007-01-20 Jan Hubicka <jh@suse.cz>
12621 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12622 place within annotation.
12624 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12626 * pa.c (output_move_double): Change array size of xoperands to 4.
12628 2007-01-20 Jan Hubicka <jh@suse.cz>
12630 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12633 2007-01-19 Ian Lance Taylor <iant@google.com>
12635 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12636 constant to unsigned HOST_WIDE_INT before negating.
12638 2007-01-19 Ian Lance Taylor <iant@google.com>
12640 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12642 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12643 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12644 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12645 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12646 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12647 (realloc_vdef, realloc_vuse): Change second parameter to
12649 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12650 fields to unsigned.
12651 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12652 unsigned. Change x and lim locals to unsigned.
12653 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12655 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12656 (copy_virtual_operands): Change i and n locals to unsigned.
12658 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12660 PR middle-end/29335
12661 * builtins.c (fold_builtin_1): Handle builtin fdim.
12663 2007-01-20 Jan Hubicka <jh@suse.cz>
12665 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12666 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12667 init_alias_heapvars.
12668 (init_alias_heapvars): Initialize only when not already initialized.
12669 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12671 2007-01-19 Roger Sayle <roger@eyesopen.com>
12673 * common.opt (fsigned-zeros): New command line option.
12674 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12675 of flag_unsafe_math_optimizations.
12676 * opts.c (set_fast_math_flags): The -ffast-math command line option
12677 implies -fno-signed-zeros.
12678 (fast_math_flags_set_p): Likewise.
12680 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12681 the documentation of -ffast-math appropriately. Wrap long lines.
12683 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12685 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12686 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12688 2007-01-19 Tomas Bily <tbily@suse.cz>
12690 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12692 (tree_init_ic_make_global_vars): New function
12693 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12694 (tree_gen_ic_profiler): New function
12695 (tree_gen_ic_func_profiler): New function
12696 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12697 (tree_profile_hooks): Added hook for indirec/virtual calls
12698 * value-prof.c (tree_find_values_to_profile): New case for
12700 (tree_values_to_profile): Call for determining indirect/virtual
12702 (tree_indirect_call_to_profile): New function
12703 (tree_ic_transform): New function
12704 (tree_ic): New function
12705 (find_func_by_pid): New function
12706 (init_pid_map): New function
12707 (tree_value_profile_transformations): Added check for
12708 indirect/virtual call transformation
12709 * value-prof.h (enum hist_type): New counter type for
12710 indirect/virtual calls
12711 (profile_hooks): Added new hook for profiling indirect/virtual
12713 * profile.c (instrument_values): New case for indirect/virtual
12715 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12716 (GCOV_COUNTER_V_INDIR): New counter type
12717 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12718 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12720 * cgraph.c: Definition of cgraph_max_pid
12721 (cgraph_create_node): Default init of pid attribute
12722 * cgraph.h: Declaration of cgraph_max_pid
12723 (struct cgraph_node): Added pid attribute
12724 * libgcov.c (__gcov_indirect_call_profiler): New function
12725 (__gcov_one_value_profiler_body): New function
12726 (__gcov_one_value_profiler): Body was moved to
12727 __gcov_one_value_profiler_body and calls it
12729 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12731 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12732 * gengtype.c (write_types_data, write_func_for_structure,
12733 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12734 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12735 (walk_type, write_func_for_structure): Generate the mark_hook if
12738 2007-01-19 Jan Hubicka <jh@suse.cz>
12740 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12741 'early' argument take inlining mode argument specifying whether to
12742 inline for size/speeed or all functions; add support for flattening;
12744 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12746 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12749 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12750 the name of the declared identifier.
12752 2007-01-19 Dirk Mueller <dmueller@suse.de>
12754 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12755 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12756 duplicate evaluation.
12758 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12760 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12761 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12762 to XFMode, use acosxf2 and truncate result to requested mode.
12763 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12764 (asin<mode>2): Similarly, with asin expanders.
12765 (*fscalexf4_i387): Rename from *fscalexf4.
12766 (expNcorexf3): New expander.
12767 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12768 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12769 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12770 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12771 patterns for SSE math.
12772 (exp10<mode>2): Similarly, with exp10 expanders.
12773 (exp2<mode>2): Similarly, with exp2 expanders.
12774 (expm1<mode>2): Similarly, with expm1 expanders.
12775 (ldexp<mode>3): Similarly, with ldexp expanders.
12776 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12777 Use gen_truncxf<mode>2_i387_noop to truncate result.
12779 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12781 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12782 for ColdFire targets.
12784 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12785 Richard Sandiford <richard@codesourcery.com>
12787 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12788 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12789 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12790 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12791 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12792 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12794 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12796 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12797 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12798 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12799 (*adddi_dilshr32_cf): New pattern.
12800 (adddi3, subdi3): Remove first alternatives.
12802 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12804 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12805 implemented using move.l, do not use its cc result for floating-point
12808 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12810 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12811 from accepting 's' constraints if flag_pic.
12813 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12815 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12816 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12817 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12818 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12820 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12822 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12823 ColdFire alternatives.
12824 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12825 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12826 architectures that support ff1 instruction.
12828 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12829 Julian Brown <julian@codesourcery.com>
12831 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12832 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12833 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12836 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12838 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12840 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12841 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12842 HOST_WIDE_INT instead of an rtx.
12843 (m68k_rtx_costs): Update call accordingly.
12844 (output_move_const_into_data_reg): Likewise. Fix formatting.
12845 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12847 (output_move_simode_const): Update calls after above changes.
12848 Rework to use automatic variables and predicates like MEM_P.
12849 * config/m68k/m68k.md (pushexthisi_const): Update call to
12852 2007-01-19 Dirk Mueller <dmueller@suse.de>
12854 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12855 in dump_flags test.
12857 2007-01-19 Richard Guenther <rguenther@suse.de>
12859 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12860 via cexp in case sincos is not available.
12862 2007-01-19 Richard Guenther <rguenther@suse.de>
12864 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12865 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12866 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12867 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12868 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12869 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12870 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12871 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12873 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12875 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12877 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12878 (atan2xf3): Directly generate RTL pattern.
12879 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12880 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12881 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12882 disable patterns for SSE math.
12883 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12884 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12885 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12886 disable patterns for SSE math.
12888 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12890 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12892 2007-01-18 Roger Sayle <roger@eyesopen.com>
12894 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12895 VIEW_CONVERT_EXPR to the same type as it's operand.
12897 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12899 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12900 configured for long double 128.
12902 2007-01-18 Mike Stump <mrs@apple.com>
12904 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12907 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12909 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12912 2007-01-18 Jan Hubicka <jh@suse.cz>
12914 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12915 greater than NUM_VOP_FREE_BUCKETS.
12917 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12919 * tree-ssa-structalias.c: Update comments.
12920 (ptabitmap_obstack): Removed.
12921 (pta_obstack): New.
12922 (oldpta_obstack): Ditto.
12923 (stats): Add a few members.
12924 (struct variable_info): Remove node, complex, address_taken, and
12925 indirect_target members. Add oldsolution member.
12926 (new_var_info): Do not initialize removed members.
12927 (constraint_expr_type): Remove INCLUDES.
12928 (constraint_graph): Add size, implicit_preds, rep,
12929 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12930 (FIRST_REF_NODE): New macro.
12931 (LAST_REF_NODE): Ditto.
12932 (FIRST_ADDR_NODE): Ditto.
12933 (find): New function.
12935 (dump_constraint): Do not handle INCLUDES.
12936 (insert_into_complex): Do not insert duplicate constraints.
12937 (condense_varmap_nodes): Renamed and rewritten into ...
12938 (merge_node_constraints): This. Also fix bug in handling of
12939 offseted copy constraints.
12940 (clear_edges_for_node): No longer need to deal with preds at all,
12941 or removing associated preds/succs.
12942 (merge_graph_nodes): Deal with indirect_cycles.
12943 Don't deal with predecessors.
12944 (add_implicit_graph_edge): New function.
12945 (add_pred_graph_edge): Ditto.
12946 (add_graph_edge): Don't deal with predecessors.
12947 (build_constraint_graph): Removed.
12948 (build_pred_graph): New function.
12949 (build_succ_graph): Ditto.
12950 (struct scc_info): Removed in_component. Added roots, dfs, and
12951 node_mapping. Remove visited_index, unification_queue.
12952 (scc_visit): Deal with union-find we do now.
12953 Deal with cycles with REF nodes.
12954 (collapse_nodes): Renamed and rewritten to ...
12955 (unify_nodes): This.
12956 (process_unification_queue): Removed.
12957 (topo_visit): Cleanup
12958 (do_da_constraint): Use find.
12959 (do_sd_constraint): Ditto.
12960 (do_ds_constraint): Ditto.
12961 (do_complex_constraint): Ditto.
12962 (init_scc_info): Update for removed and added members.
12963 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12964 (find_indirect_cycles): This.
12965 (equivalence_class): New variable.
12966 (label_visit): New function.
12967 (perform_variable_substitution): Rewritten.
12968 (free_var_substitution_info): New function.
12969 (find_equivalent_node): Ditto.
12970 (move_complex_constraints): Ditto.
12971 (eliminate_indirect_cycles): Ditto.
12972 (solve_graph): Only propagate changed bits.
12973 Use indirect cycle elimination.
12975 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12976 (tree_id_eq): Renamed to ...
12977 (tree_vi_eq): This. Update for member change
12978 (insert_id_for_tree): Renamed and rewritten to ...
12979 (insert_vi_for_tree): This.
12980 (lookup_id_for_tree): Renamed and rewritten to ...
12981 (lookup_vi_for_tree): This.
12982 (get_id_for_tree): Renamed and rewritten to ...
12983 (get_vi_for_tree): Ditto.
12984 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12985 (process_constraint): Don't handle INCLUDES.
12986 Remove special ADDRESSOF case.
12987 (find_func_aliases): Rewrite to use vi functions instead of id
12989 (create_function_info_for): Ditto.
12990 (create_variable_info_for): Ditto.
12991 (intra_create_variable_infos): Ditto.
12992 (merge_smts_into): Ditto.
12993 (find_what_p_points_to): Ditto.
12994 (init_base_vars): Ditto.
12995 (init_alias_vars): Ditto.
12996 (remove_preds_and_fake_succs): New function.
12997 (dump_sa_points_to_info): Dump new stats.
12998 (dump_solution_for_var): Use find.
12999 (set_used_smts): Fix formatting.
13000 (compute_points_to_sets): Updated for new functions.
13001 (ipa_pta_execute): Ditto.
13003 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13004 Richard Sandiford <richard@codesourcery.com>
13006 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13008 * calls.c (expand_call): If the return value is a PARALLEL,
13009 extract its first member.
13010 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13011 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13012 use FUNCTION_EXTRA_EPILOGUE.
13013 (m68k_function_value): Return a PARALLEL if the return value
13014 is of a pointer type.
13015 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13016 (FUNCTION_EXTRA_EPILOGUE): Remove.
13017 * config/m68k/m68k.md (D0_REG): New constant.
13019 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13021 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13022 output a NOP for empty epilogues.
13024 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13026 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13027 before function. Extend register save check to include all
13028 registers, not just integer ones.
13030 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13032 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13033 (m68k_use_return_insn): ...this.
13034 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13035 * config/m68k/m68k.c (use_return_insn): Rename to...
13036 (m68k_use_return_insn): ...this.
13037 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13038 of USE_RETURN_INSN.
13040 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13042 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13043 nearest even, fix denormal rounding overflow.
13045 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13047 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13048 f%$smove and f%$move.
13049 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13050 (extendsfdf2_cf): Use fdmove instead of f%&move.
13051 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13052 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13054 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13056 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13059 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13061 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13062 (coldfire_single_format): Declare.
13063 (coldfire_double_format): Likewise.
13064 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13065 of qnan_msb_set to determine the lower bits of a canonical
13067 (encode_ieee_double): Likewise.
13068 (encode_ieee_quad): Likewise.
13069 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13070 (mips_single_format): Likewise.
13071 (ieee_double_format): Likewise.
13072 (mips_double_format): Likewise.
13073 (ieee_extended_motorola_format): Likewise.
13074 (ieee_extended_intel_96_format): Likewise.
13075 (ieee_extended_intel_128_format): Likewise.
13076 (ieee_extended_intel_96_round_53_format): Likewise.
13077 (ibm_extended_format): Likewise.
13078 (mips_extended_format): Likewise.
13079 (ieee_quad_format): Likewise.
13080 (mips_quad_format): Likewise.
13081 (vax_f_format): Likewise.
13082 (vax_d_format): Likewise.
13083 (vax_g_format): Likewise.
13084 (i370_single_format): Likewise.
13085 (i370_double_format): Likewise.
13086 (decimal_single_format): Likewise.
13087 (decimal_double_format): Likewise.
13088 (decimal_quad_format): Likewise.
13089 (c4x_single_format): Likewise.
13090 (c4x_extended_format): Likewise.
13091 (real_internal_format): Likewise.
13092 (coldfire_single_format): New real_format.
13093 (coldfire_double_format): Likewise.
13094 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13095 canonical_nan_lsbs_set.
13096 (pdp11_d_format): Likewise.
13097 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13098 if TARGET_COLDFIRE_CPU.
13100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13102 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13103 (output_call, m68k_legitimize_call_address): Declare.
13104 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13105 parenthesees. Add support for a 'W' constraint.
13106 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13107 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13108 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13109 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13111 (override_options): Initialize them. Do not set flag_no_function_cse
13112 for TARGET_ID_SHARED_LIBRARY.
13113 (m68k_output_pic_call): Delete.
13114 (m68k_legitimize_call_address): New function.
13115 (print_operand): Remove the %o prefix. Handle the %p prefix.
13116 (output_call): New function.
13117 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13118 target address from the GOT if symbolic jumps are not allowed.
13119 * config/m68k/m68k.md (call, general_operand): Do not set
13120 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13121 Merge separate flag_pic and !flag_pic define_insns into...
13122 (*call, *call_value): ...these new patterns. Match the address
13123 rather than the containing MEM and require it to be a call_operand.
13124 Use output_call to generate the asm template.
13125 * config/m68k/predicates.md (const_call_operand): New predicate.
13126 (call_operand): Likewise.
13128 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13130 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13131 (STACK_GROWS_DOWNWARD): Define to 1.
13132 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13133 comments, emphasizing that these values are only defaults.
13134 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13135 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13137 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13139 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13141 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13142 Richard Sandiford <richard@codesourcery.com>
13144 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13145 (FP_REGNO_P): New macros.
13146 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13147 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13148 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13149 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13151 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13153 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13154 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13156 * config/m68k/t-floatlib: New file, extracting common code from...
13157 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13158 * config/m68k/t-uclinux: Here.
13159 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13160 routines on ColdFire targets.
13162 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13164 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13165 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13166 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13167 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13168 explicitly set MOTOROLA to 1.
13169 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13171 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13172 Nathan Sidwell <nathan@codesourcery.com>
13174 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13175 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13176 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13177 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13178 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13179 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13180 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13181 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13182 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13183 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13184 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13185 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13186 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13187 (DBX_REGISTER_NUMBER): Delete.
13188 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13189 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13190 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13192 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13194 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13195 * config/flat.h: New file.
13196 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13197 OBJECT_FORMAT_FLAT.
13198 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13199 indirect references for -msep-data or -mid-shared-library.
13200 Do not use PC-relative code addresses either.
13201 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13203 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13204 for shared libraries and crt1.o for executables. Use crti.o and
13206 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13207 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13208 Do not add -elf2flt or -shared-lib-id options here.
13209 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13210 Pass -shared-lib-id if -mid-shared-library, taking the library
13211 identifier from -mshared-library-id if given, otherwise
13213 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13214 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13215 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13216 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13217 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13218 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13220 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13221 jump sequence for ISA A and ISA A+.
13222 (PICJUMP): Likewise.
13224 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13226 * config.gcc (m68k-*-uclinux*): Base the port on the common
13227 and m68k GNU/Linux files rather than on the generic ELF ones.
13228 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13229 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13231 2007-01-18 Julian Brown <julian@codesourcery.com>
13232 Richard Sandiford <richard@codesourcery.com>
13234 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13235 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13236 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13238 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13239 80 unconditionally.
13240 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13242 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13244 * doc/install.texi: Document m68k-uclinuxoldabi.
13245 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13246 * config/m68k/uclinux-oldabi.h: New file, copied from
13247 config/m68k/uclinux.h.
13249 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13251 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13252 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13253 (m32r_compute_frame_size): Use unsigned for regno.
13254 (m32r_reload_lr): Use gen_frame_mem.
13256 (m32r_output_function_epilogue): Don't output the function epilogue
13258 (m32r_expand_epilogue): New.
13259 (direct_return): Return false if the function has the interrupt
13261 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13262 * config/m32r/m32r.md (epilogue): New expander.
13263 (return_lr, return_rte): New insns.
13264 (return): Make it expander.
13265 (return_normal): New expander.
13267 2007-01-18 Josh Conner <jconner@apple.com>
13270 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13271 support for UNLE, UNLT, UNGE, and UNGT.
13273 2007-01-18 Jan Hubicka <jh@suse.cz>
13275 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13276 * tree-tailcall (add_virtual_phis): Likewise.
13277 (optimize_tail_call): Return TODOs.
13278 (execute_tail_calls): Return TODOs.
13279 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13280 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13282 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13283 Cleanup cfg using TODO.
13284 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13285 * passes.c (execute_function_todo): When cleanup did something, remove
13287 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13288 (make_edges): Don't cleanup_cfg.
13290 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13292 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13293 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13294 operate on the top of stack.
13295 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13296 register handling of instructions that output to the second
13298 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13299 (move_for_stack_reg): Special-case check for dead destination
13300 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13302 * config/i386/i386.md (UNSPEC_TAN): New constant.
13303 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13304 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13305 to correctly model move of constant 1.0 to top stack slot.
13306 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13307 (unnamed peephole2 pattern): Remove corresponding peephole2
13308 pattern that optimizes tan insn and loading of constant 1.0.
13309 (tanxf2): Use fptanxf4_i387.
13310 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13311 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13312 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13313 disable patterns for SSE math.
13314 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13315 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13317 2007-01-18 Dirk Mueller <dmueller@suse.de>
13318 Richard Guenther <rguenther@suse.de>
13321 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13322 * common.opt (Warray-bounds): Add new warning option.
13323 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13325 * Makefile.in: make tree-vrp.o depend on toplev.h
13326 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13328 (check_array_refs, check_array_bounds, check_array_ref): New.
13330 2007-01-18 Jan Hubicka <jh@suse.cz>
13332 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13333 (execute_ssa_ccp): Return flags conditionally.
13334 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13336 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13338 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13340 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13341 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13343 * Makefile.c (GTFILES): Add cfglayout.h.
13344 * gengtype.c (open_base_files): Likewise.
13345 * cfglayout.c (cfg_layout_function_footer,
13346 cfg_layout_function_header) Reindent to make gengtype happy.
13347 * cfglayout.h (cfg_layout_function_footer,
13348 cfg_layout_function_header): Add GTY(()) marker.
13350 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13352 2007-01-18 Ben Elliston <bje@au.ibm.com>
13354 * genautomata.c (write_automata): Include xstrerror output in the
13355 error message if writing the DFA description file fails.
13357 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13359 * config/mips/mips-protos.h (mips_output_external): Make it
13361 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13362 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13363 (extern_list): Likewise.
13364 (extern_head): Likewise.
13365 (TARGET_ASM_FILE_END): Likewise.
13366 (mips_file_end): Likewise.
13367 (mips_output_external): Rewritten.
13369 2007-01-18 Ben Elliston <bje@au.ibm.com>
13371 * genpreds.c (write_insn_preds_c): Only write out the function
13372 body for regclass_for_constraint if we have register constraints.
13374 2007-01-17 Tom Tromey <tromey@redhat.com>
13376 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13377 * doc/install.texi (Testing): Use sourceware.org.
13378 (Binaries): Likewise.
13379 (Specific): Likewise.
13380 * doc/contrib.texi (Contributors): Use sourceware.org.
13382 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13384 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13385 (AVR_ENHANCED): Rename to ...
13386 (AVR_HAVE_MUL): ... new.
13387 (avr_enhanced_p): Rename to ...
13388 (avr_have_mul_p): ... new.
13389 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13390 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13391 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13392 (avr_have_mul_p): ... new.
13393 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13394 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13395 'avr_enhanced_p' and 'enhanced'.
13396 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13397 AVR_HAVE_MUL instead of AVR_ENHANCED.
13398 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13399 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13400 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13401 instead of AVR_ENHANCED.
13402 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13403 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13404 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13406 2007-01-17 Ian Lance Taylor <iant@google.com>
13408 * vec.h (VEC_reserve_exact): Define.
13409 (vec_gc_p_reserve_exact): Declare.
13410 (vec_gc_o_reserve_exact): Declare.
13411 (vec_heap_p_reserve_exact): Declare.
13412 (vec_heap_o_reserve_exact): Declare.
13413 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13415 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13416 negative parameter.
13417 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13418 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13419 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13420 * vec.c (calculate_allocation): Add exact parameter. Change all
13422 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13423 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13424 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13425 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13426 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13427 (vec_heap_p_reserve_exact): New function.
13428 (vec_heap_o_reserve_exact): New function.
13430 2007-01-17 Jan Hubicka <jh@suse.cz>
13432 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13434 2007-01-17 Eric Christopher <echristo@apple.com>
13436 * config.gcc: Support core2 processor.
13438 2007-01-16 Jan Hubicka <jh@suse.cz>
13440 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13441 the names, just unlink the chain so we don't crash on dangling pointers
13444 2007-01-16 Jan Hubicka <jh@suse.cz>
13446 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13447 * tree-pass.h: Reorder to make IPA passes appear toegher.
13448 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13449 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13450 parameters, do not call early inliner.
13451 * ipa-inline.c: Update comments. Include tree-flow.h
13452 (cgraph_decide_inlining): Do not compute inlining parameters.
13453 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13454 be called with function context set up.
13455 (pass_ipa_inline): Remove unreachable functions before pass.
13456 (cgraph_early_inlining): Simplify assuming to be called from the
13458 (pass_early_inline): New pass.
13459 (cgraph_gate_ipa_early_inlining): New gate.
13460 (pass_ipa_early_inline): Turn into simple wrapper.
13461 (compute_inline_parameters): New function.
13462 (gate_inline_passes): New gate.
13463 (pass_inline_parameters): New pass.
13464 (apply_inline): Move here from tree-optimize.c
13465 (pass_apply_inline): New pass.
13466 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13468 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13469 doing them by hand.
13470 (tree_function_versioning): Do not allocate dummy struct function.
13471 * tree-inline.h (optimize_inline_calls): Update prototype.
13472 * tree-optimize.c (execute_fixup_cfg): Export.
13473 (pass_fixup_cfg): Remove
13474 (tree_rest_of_compilation): Do not apply inlines.
13475 * tree-flow.h (execute_fixup_cfg): Declare.
13476 * Makefile.in (gt-passes.c): New.
13477 * passes.c: Include gt-passes.h
13478 (init_optimization_passes): New passes.
13479 (nnodes, order): New static vars.
13480 (do_per_function_toporder): New function.
13481 (execute_one_pass): Dump current pass here.
13482 (execute_ipa_pass_list): Don't dump current pass here.
13484 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13486 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13487 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13489 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13491 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13492 (strong_alias): Define.
13493 (__gcc_qmul): Provide non-FMA for soft-float.
13494 (__gcc_qdiv): Same.
13499 (__gcc_qunord): New.
13509 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13510 soft-float functions.
13511 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13512 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13513 about long double soft float.
13515 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13516 Tehila Meyzels <tehila@il.ibm.com>
13518 * tree-vectorizer.h (is_pattern_stmt_p): New.
13519 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13520 formatting (tabs instead of spaces). Cleanup and clarify setting
13521 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13522 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13523 (vectorizable_type_demotion): Check that types are integral.
13524 (vectorizable_type_promotion): Likewise.
13525 (vectorizable_store): Fix typo. Eliminate new-line at end of
13528 2007-01-16 Jan Hubicka <jh@suse.cz>
13530 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13533 2007-01-15 Eric Christopher <echristo@apple.com>
13535 * ifcvt.c: Include vec.h, vecprim.h.
13536 (check_cond_move_block): New argument regs.
13537 Reorganize. Add registers used to regs.
13538 (cond_move_process_if_block): Use regs set above as
13541 2007-01-15 Eric Christopher <echristo@apple.com>
13543 * config/darwin.h: Update copyright.
13544 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13545 (LINK_COMMAND_SPEC): Add -u.
13546 (LINK_SPEC): Fix umbrella for above.
13548 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13550 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13553 2007-01-15 Tom Tromey <tromey@redhat.com>
13555 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13556 * doc/install.texi (Testing): Don't mention jacks.
13557 (Configuration): Document --enable-java-maintainer-mode. Move
13558 --with-java-home to libgcj-specific section. Document
13560 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13562 2007-01-15 Jan Hubicka <jh@suse.cz>
13564 * tree-ssa-dce.c (DCE_TODOs): New.
13565 (propagate_necessity): Return if something changed.
13566 (eliminate_unnecessary_stmts): Likewise.
13567 (perform_tree_ssa_dce): Return TODO flags when needed.
13568 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13570 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13572 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13573 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13574 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13575 patterns using X87MODEF12 mode macro. Extend operand 1
13576 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13577 (log10<mode>2): Ditto.
13578 (log2<mode>2): Ditto.
13579 (log1p<mode>2): Ditto.
13580 (logb<mode>2): Ditto.
13581 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13582 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13583 (*fxtractxf3_i387): Rename from *fxtractxf3.
13584 (fxtract_extend<mode>xf3_i387): New insn pattern.
13585 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13586 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13587 and gen_fyl2xxf3_i387().
13589 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13591 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13592 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13593 get_loop_exit_edges. Changed return type to bool.
13594 * cfgloop.h (fix_loop_placement): Declaration removed.
13596 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13598 * param.h (MIN_VECT_LOOP_BOUND): New.
13599 * params.def (MIN_VECT_LOOP_BOUND): New.
13600 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13601 argument - minimum threshold for number of iterations.
13602 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13603 argument to declaration.
13604 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13605 MIN_VECT_LOOP_BOUND.
13606 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13607 slpeel_tree_peel_loop_to_edge with additional argument.
13608 (vect_do_peeling_for_alignment): Likewise.
13609 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13611 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13614 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13615 operands of size 1.
13617 2007-01-14 Jan Hubicka <jh@suse.cz>
13619 * tree-dfa.c (remove_referenced_var): New function.
13620 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13621 prune referenced vars list too.
13622 * tree-flow.h (remove_referenced_var): Declare.
13624 2007-01-14 Jan Hubicka <jh@suse.cz>
13626 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13628 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13629 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13630 * except.h (verify_eh_throw_table_statements): Kill prototype.
13631 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13632 into call exrepssions.
13633 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13635 * tree-cfg.c: Include pointer-set.h.
13636 (verify_node_sharing): Work on pointer set.
13637 (verify_eh_throw_stmt_node): New.
13638 (verify_stmts): Use pointers sets, verify throw_stmt.
13640 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13642 * ipa-reference.c (analyze_function): Consider also addresses taken
13645 2007-01-12 Roger Sayle <roger@eyesopen.com>
13647 * c-typeck.c (null_pointer_constant_p): Replace use of
13648 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13649 (build_c_cast): Likewise.
13651 2007-01-12 Roger Sayle <roger@eyesopen.com>
13653 * tree.h (force_fit_type_double): Remove unused final argument.
13654 * c-common.c (constant_expression_warning): Replace use of
13655 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13656 (convert_and_check): Likewise.
13657 (shorten_compare): Update call to force_fit_type_double.
13658 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13659 * convert.c (convert_to_pointer): Update call to
13660 force_fit_type_double.
13661 * fold-const.c (force_fit_type_double): Remove overflowed_const
13663 (int_const_binop, fold_convert_const_int_from_int,
13664 fold_convert_const_int_from_real, fold_div_compare,
13665 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13666 fold_abs_const, fold_not_const): Remove the final argument from
13667 calls to force_fit_type_double.
13669 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13671 * configure.ac: Set insn to "nop" for spu-*-* also.
13672 * configure: Regenerate.
13674 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13676 * builtins.def : Add BUILT_IN_FREE.
13678 2007-01-12 Jan Hubicka <jh@suse.cz>
13680 PR tree-optimization/30443
13681 * tree-inline.c (tree_function_versioning): Do not optimize when
13682 cloning for inlining.
13684 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13686 * doc/loop.texi: Document recording of loop exits.
13687 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13688 (update_single_exits_after_duplication,
13689 update_single_exit_for_duplicated_loop,
13690 update_single_exit_for_duplicated_loops): Removed.
13691 (duplicate_loop_to_header_edge): Do not call
13692 update_single_exits_after_duplication and
13693 update_single_exit_for_duplicated_loops.
13694 (loop_version): Do not update single_exit information.
13695 (fix_loop_structure): Use record_loop_exits instead of
13696 mark_single_exit_loops.
13697 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13698 the lists of loop exits.
13699 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13700 split_edge, merge_blocks): Update the lists of loop exits.
13701 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13702 loop_optimizer_init.
13703 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13704 of mark_single_exit_loops.
13705 (loop_optimizer_finalize): Call release_recorded_exits.
13706 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13707 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13708 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13709 update single exit information.
13710 * lambda-code.c (perfect_nestify): Ditto.
13711 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13712 (mark_single_exit_loops): Removed.
13713 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13714 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13715 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13717 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13718 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13719 (verify_loop_structure): Verify consistency of the exit lists.
13720 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13721 (set_single_exit): Removed.
13722 * cfgloop.h (struct loop_exit): New function.
13723 (struct loop): single_exit_ field replaced by exits field.
13724 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13725 (struct loops): Added exits hash.
13726 (mark_single_exit_loops, set_single_exit): Declaration removed.
13727 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13729 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13731 * doc/invoke.texi: Avoid use of @headitem.
13733 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13735 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13737 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13739 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13742 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13743 Richard Sandiford <richard@codesourcery.com>
13745 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13746 * config/m68k/m68k.opt: Resort options.
13747 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13749 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13750 Richard Sandiford <richard@codesourcery.com>
13752 * doc/invoke.texi: Document the macros that are defined by
13753 m68k's -mtune and -mhard-float options.
13754 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13755 (m68k_cpp_cpu_family): Likewise.
13756 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13757 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13758 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13759 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13760 (m68k_cpp_cpu_family): Likewise.
13762 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13764 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13765 macros besides mc68000 as tuning macros. Use a switch statement
13766 to set them and mcpu32.
13768 2007-01-12 Julian Brown <julian@codesourcery.com>
13770 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13771 (TARGET_68040_ONLY): Rename to...
13772 (TARGET_68040): ...this.
13773 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13774 * config/m68k/m68k.md: Likewise.
13776 2007-01-12 Julian Brown <julian@codesourcery.com>
13777 Nathan Sidwell <nathan@codesourcery.com>
13778 Richard Sandiford <richard@codesourcery.com>
13780 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13781 the -mcpu= argument associated with the --with-cpu setting.
13782 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13783 if different from the one implied by the -mcpu setting.
13784 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13785 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13786 * doc/invoke.texi: Mention ColdFire in the introduction to the
13787 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13788 -mno-div and -mhard-float options. Make -m68881 a synonym for
13789 -mhard-float. Document the previously-undocumented -m5206e,
13790 -m528x, -m5307 and -m5407 options. Tweak the existing option
13791 documentation for consistency.
13792 * doc/install.texi: Mention new --with-cpu arguments.
13793 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13794 default CPU if neither -mcpu nor -march are specified.
13795 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13796 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13797 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13798 using m68k_tune to decide between families that implement the
13799 same ISA. Use m68k_tune to set __mcfv4e__.
13800 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13801 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13802 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13803 (FL_ISA_C, FL_ISA_MMU): New macros.
13804 (MASK_COLDFIRE): Delete.
13805 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13806 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13807 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13808 (TARGET_HARD_FLOAT): Do not define here.
13809 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13810 (TUNE_68000): New macro.
13811 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13812 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13813 (TUNE_CFV2): Redefine in terms of m68k_tune.
13814 (uarch_type, target_device, fpu_type): New enums.
13815 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13816 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13817 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13818 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13819 (FL_FOR_isa_c): New macros.
13820 (m68k_isa): New enum.
13821 (m68k_target_selection): New structure.
13822 (all_devices, all_isas, all_microarchs): New tables.
13823 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13824 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13825 (MASK_ALL_CPU_BITS): Delete.
13826 (m68k_find_selection): New function.
13827 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13828 Map the legacy target options to a combination of the new ones.
13829 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13830 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13831 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13833 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13834 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13836 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13837 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13838 * config/m68k/m68k-devices.def: New file.
13840 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13841 Nathan Sidwell <nathan@codesourcery.com>
13843 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13844 (SUBTARGET_EXTRA_SPECS): New macros.
13845 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13846 use %(asm_cpu_spec) instead.
13847 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13848 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13849 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13850 (EXTRA_SPECS): Rename to...
13851 (SUBTARGET_EXTRA_SPECS): ...this.
13853 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13854 Richard Sandiford <richard@codesourcery.com>
13855 Julian Brown <julian@codesourcery.com>
13857 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13858 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13859 to the configuration's default CPU.
13860 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13861 Remove default masks.
13862 (m680[012]0-*-*): Set the default with_cpu to the first part of
13864 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13865 (m68k*-*-linux): Extend the --with-cpu handling to...
13866 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13867 and m68010. Don't set target_cpu_default2.
13868 * doc/install.texi: Document --with-cpu for m68k.
13869 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13870 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13871 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13872 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13873 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13874 (ASM_SPEC): Remove use of %(asm_cpu_default).
13875 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13876 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13877 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13878 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13879 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13880 (TARGET_DEFAULT): Delete.
13881 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13882 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13883 (CPP_CPU_SPEC): Delete.
13884 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13885 the appropriate string.
13886 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13887 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13888 (ASM_SPEC): Don't use %(asm_default_spec).
13889 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13890 TARGET_DEFAULT and add MASK_68881.
13891 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13893 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13895 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13896 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13897 MASK_68010 alongside MASK_68020.
13898 * doc/invoke.texi: Document -m68010.
13899 * config/m68k/m68k.opt (m68010): New.
13900 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13902 (TUNE_68010): New macro.
13903 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13904 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13905 (M68K_CPU_m68332): Add MASK_68010.
13906 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13907 fallback definition.
13908 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13910 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13911 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13912 to all entries that use MASK_68020.
13913 (output_move_simode_const, output_move_himode, output_move_qimode)
13914 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13915 instead of TARGET_68020 to select clr behavior. Remove comment
13916 about there being no TARGET_68010.
13917 * config/m68k/m68k.md: Likewise throughout.
13919 2007-01-12 Julian Brown <julian@codesourcery.com>
13921 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13922 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13923 * config/m68k/m68k.md: Likewise.
13925 2007-01-12 Julian Brown <julian@codesourcery.com>
13927 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13928 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13930 2007-01-12 Julian Brown <julian@codesourcery.com>
13932 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13933 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13934 * config/m68k/m68k.md: Likewise.
13936 2007-01-12 Julian Brown <julian@codesourcery.com>
13937 Richard Sandiford <richard@codesourcery.com>
13939 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13940 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13941 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13943 (TARGET_CPU32): Rename to...
13944 (TUNE_CPU32): ...this.
13945 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13946 (TUNE_CFV2): New macros.
13947 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13948 remove conditions that are implied by TARGET_68020.
13949 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13950 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13951 (m68k_output_function_epilogue): Likewise.
13952 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13953 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13954 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13955 non-68000 timings. Refactor multiplication and division costs.
13956 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13957 TUNE_CPU32 instead of TARGET_CPU32.
13958 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13959 and TUNE_68060 instead of TARGET_68060.
13960 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13961 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13963 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13964 && !TARGET_COLDFIRE" to choose between moveq and clr.
13965 Likewise in the unnamed movsf pattern.
13966 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13967 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13970 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13972 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13973 of tabbing before backslashes.
13975 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13977 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13978 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13979 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13981 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13983 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13984 find_interesting_uses_cond.
13985 (find_interesting_uses_cond): Use extract_cond_operands.
13986 (rewrite_use_compare): Use extract_cond_operands and
13987 force_gimple_operand_bsi. Do not call update_stmt.
13988 (determine_use_iv_cost_condition): Use extract_cond_operands.
13989 Return cheaper of using original bound and changing the exit bound.
13991 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13993 PR tree-optimization/29516
13994 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13995 most_expensive_mult_to_index, addr_to_parts,
13996 create_mem_ref, maybe_fold_tmr): Make the type of
13997 fields of TARGET_MEM_REF sizetype.
13998 (move_fixed_address_to_symbol, move_pointer_to_base):
14000 * tree.def (TARGET_MEM_REF): Add comment on types of
14003 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14005 * c-common.c (vector_types_convertible_p): Treat opaque types as
14006 always convertible if they have the same size, but not otherwise.
14008 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14010 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14011 Remove the b_unconditional field.
14012 (noce_try_sign_mask): Do not look at b_unconditional.
14013 (noce_process_if_block): Do not use merge_if_blocks. Update
14014 the CFG here. Do not set b_unconditional.
14015 (cond_move_process_if_block): Likewise.
14016 (find_cond_trap): Likewise.
14017 (check_cond_move_block): Require simple jump insns at the end
14018 of the basic block.
14020 2007-01-11 Jan Hubicka <jh@suse.cz>
14022 PR tree-optimization/1046
14023 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14024 when alias info is not ready.
14025 (pass_tail_recursion): Do not require aliasing.
14026 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14027 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14028 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14029 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14030 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14031 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14032 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14034 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14035 When aliasing is not build, mark statement as volatile.
14037 2007-01-11 Tom Tromey <tromey@redhat.com>
14039 PR preprocessor/15185, PR preprocessor/20989:
14040 * doc/cppopts.texi <-MT>: Update description of algorithm for
14041 computing default target.
14042 <-M, -MD>: Reword "basename" text.
14044 2007-01-11 Roger Sayle <roger@eyesopen.com>
14046 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14047 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14048 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14049 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14050 fold_builtin_bswap, real_constp, fold_builtin_pow,
14051 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14052 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14053 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14054 * convert.c (convert_to_pointer): Likewise.
14055 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14056 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14057 const_binop, fold_convert_const_int_from_int,
14058 fold_convert_const_int_from_real,
14059 fold_convert_const_real_from_real, sign_bit_p,
14060 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14061 fold_sign_changed_comparison, fold_unary, fold_comparison,
14062 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14063 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14064 * print-tree.c (print_node_brief, print_node): Likewise.
14065 * stor-layout.c (place_field, layout_type): Likewise.
14066 * tree-chrec.c (keep_cast): Likewise.
14067 * tree.c (build_vector, build_real, build_real_from_int_cst,
14068 build_complex): Likewise.
14070 2007-01-11 Roger Sayle <roger@eyesopen.com>
14072 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14073 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14075 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14077 * configure.ac (strict1_warn): Rename to strict_warn.
14078 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14079 cc_set_by_configure, quoted_cc_set_by_configure,
14080 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14081 all_boot_languages, all_stagestuff): Remove.
14082 (target_list): Remove bootstrap targets.
14083 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14084 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14085 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14086 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14087 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14088 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14089 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14090 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14091 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14092 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14093 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14094 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14095 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14096 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14097 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14098 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14099 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14100 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14101 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14102 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14103 (mostlyclean): Adjust.
14104 (clean, distclean): Don't mention bootstrap stuff.
14105 * configure: Regenerate.
14106 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14107 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14108 treelang/config-lang.in (stagestuff): Remove.
14109 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14110 stageprofile, stagefeedback, stagestuff): Remove mention.
14112 2007-01-11 Nick Clifton <nickc@redhat.com>
14114 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14116 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14117 (mcore_arith_K_S_operand): Run the test for the S constraint not
14118 the test for the M constraint.
14119 (mcore_addsub_operand): Do not accept integer values that are
14120 larger than 32 bits.
14121 * config/mcore/mcore.md: Remove unused constraints from split.
14122 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14123 (addsi3): Likewise.
14124 (allocate_stack): Likewise.
14125 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14126 operands to 32 bits.
14127 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14129 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14130 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14131 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14132 mcore_output_bclri, mcore_output_andn, output_inline_const,
14133 mcore_output_move, mcore_output_movedouble): Likewise.
14134 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14135 (output_inline_const): Likewise.
14136 (output_inline_const): Fix format strings used in sprintf
14138 * config/mcore/mcore-protos.h: Update prototypes for changed
14139 functions in mcore.c.
14140 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14141 HOST_WIDE_INT and not int.
14142 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14143 CONST_OK_FOR_N): Likewise.
14144 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14145 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14148 2007-01-10 Jan Hubicka <jh@suse.cz>
14150 * tree-vrp.c (remove_range_assertions): Release defs.
14151 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14152 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14154 2007-01-10 Paul Brook <paul@codesourcery.com>
14156 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14157 * config/arm/arm.md (mulsi3subsi): New insn.
14159 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14161 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14162 (tree_transform_and_unroll_loop): New.
14163 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14166 2007-01-10 Robert Kennedy <jimbob@google.com>
14168 * fold-const.c (fold_comparison): Fold comparisons like (x *
14169 1000 < 0) to (x < 0).
14171 2007-01-10 Ian Lance Taylor <iant@google.com>
14173 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14174 operands have the same priority.
14176 2007-01-10 Tom Tromey <tromey@redhat.com>
14178 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14179 (fold_binary): Likewise.
14180 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14181 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14182 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14183 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14184 * langhooks.h (struct lang_hooks): Removed field
14185 'can_use_bit_fields_p'.
14187 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14189 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14191 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14193 * function.c (get_last_funcdef_no): New function.
14194 * function.h (get_last_funcdef_no): Declare.
14195 * tree-inline.c (initialize_cfun): Add initialization.
14196 (tree_function_versioning): Cleanup.
14198 2007-01-10 Jan Hubicka <jh@suse.cz>
14200 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14203 2007-01-10 Sa Liu <saliu@de.ibm.com>
14204 Ben Elliston <bje@au.ibm.com>
14206 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14207 for SAVE_NONLOCAL and Pmode for any other save level.
14208 * spu-protos.h (spu_restore_stack_block): Declare.
14209 * spu.md (save_stack_block): Remove.
14210 (restore_stack_block): Call spu_restore_stack_block.
14211 * spu.c (spu_restore_stack_block): New function.
14212 (spu_expand_epilogue): Remove old comment.
14214 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14216 PR tree-optimization/30322
14217 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14218 (cand_value_at): Return the value as aff_tree.
14219 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14220 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14221 aff_combination_mult): New functions.
14222 (aff_combination_add): Use aff_combination_add_cst.
14223 (aff_combination_convert): Allow conversions to a wider type.
14224 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14225 * tree-affine.h (aff_combination_mult): Declare.
14227 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14229 * doc/tm.texi: Update documentation to reflect reality of exec
14230 and start file search behaviours. Update copyright year.
14231 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14232 header file directories.
14234 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14236 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14237 (*cosxf2): Rename to cosxf2_i387.
14238 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14239 using X87MODEF12 mode macro. Rename patterns to
14240 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14242 (*cosdf2, *cossf2): Ditto.
14243 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14244 to match extended input operands.
14245 (sincos<mode>3): New expander.
14246 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14247 insn patterns and corresponding splitters.
14249 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14251 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14252 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14254 2007-01-09 Nicolas Pitre <nico@cam.org>
14257 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14259 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14261 * target.h (struct gcc_target): New field library_rtti_comdat.
14262 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14263 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14264 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14265 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14267 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14269 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14271 2007-01-08 Richard Guenther <rguenther@suse.de>
14273 * tree.h (force_fit_type_double): Export.
14274 (force_fit_type): Remove.
14275 * fold-const.c (force_fit_type_double): New function.
14276 (force_fit_type): Remove.
14277 (int_const_binop): Use it.
14278 (fold_convert_const_int_from_int): Likewise.
14279 (fold_convert_const_int_from_real): Likewise.
14280 (fold_div_compare): Likewise.
14281 (fold_sign_changed_comparison): Likewise.
14282 (fold_unary): Likewise.
14283 (fold_negate_const): Likewise.
14284 (fold_abs_const): Likewise.
14285 (fold_not_const): Likewise.
14286 * c-common.c (shorten_compare): Use force_fit_type_double.
14287 * convert.c (convert_to_pointer): Likewise.
14289 2007-01-08 Richard Guenther <rguenther@suse.de>
14291 * tree.h (build_int_cst_wide_type): Export.
14292 * tree.c (build_int_cst_wide_type): New function.
14293 (build_int_cst_wide): Fix comment.
14294 * builtins.c (fold_builtin_object_size): Use build_int_cst
14295 to build -1 or 0 of the correct type. Use fit_double_type
14296 to check for overflow.
14297 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14299 (decode_field_reference): Likewise.
14300 (all_ones_mask_p): Likewise.
14301 (native_interpret_int): Use build_int_cst_wide_type.
14302 (fold_binary): Use build_int_cst_type to build an all-ones
14304 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14306 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14308 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14310 2007-01-09 Ben Elliston <bje@au.ibm.com>
14312 * genautomata.c (STATS_OPTION): New option.
14313 (stats_flag): New flag.
14314 (gen_automata_option): Handle it.
14315 (initiate_automaton_gen): Ditto.
14316 (write_automata): Output statistics only if stats_flag is
14317 set. Likewise, output time statistics only if time_flag is set.
14318 * doc/md.texi (Processor pipeline description): Document new flag.
14320 2007-01-08 Richard Guenther <rguenther@suse.de>
14322 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14323 * tree.c (build_int_cst_type): Likewise.
14324 (size_in_bytes): Don't call force_fit_type on the result.
14325 (int_fits_type_p): Use fit_double_type.
14326 * fold-const.c (fit_double_type): New function.
14327 (force_fit_type): Use it.
14328 * tree.h (fit_double_type): Export.
14330 2007-01-08 Jan Hubicka <jh@suse.cz>
14332 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14333 * ipa.c (function_and_variable_visibility): Fix return type.
14335 2007-01-08 Richard Guenther <rguenther@suse.de>
14337 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14338 of offset to build the index.
14339 * tree-pretty-print.c (dump_generic_node): Don't build negated
14340 const just for printing.
14341 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14342 * builtins.c (fold_builtin_int_roundingfn): Check if result
14343 fits the type by using force_fit_type and comparing the result.
14344 * predict.c (predict_loops): Use compare_tree_int for comparison.
14345 * tree.c (build_int_cst): Fall back to integer_type_node for
14347 (build_int_cst_wide): Assert type is non-null.
14349 2007-01-08 Roberto Costa <roberto.costa@st.com>
14351 * tree-vrp.c (extract_range_from_cond_expr): New.
14352 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14353 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14355 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14356 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14357 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14358 used as expressions.
14359 * tree-object-size.c (cond_expr_object_size): New.
14360 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14362 2007-01-08 Jan Hubicka <jh@suse.cz>
14364 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14365 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14368 2007-01-08 Richard Guenther <rguenther@suse.de>
14370 PR tree-optimization/23603
14371 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14372 (extract_range_from_binary): Fall back to truthvalue instead of
14373 varying for TRUTH_*_EXPR.
14374 (extract_range_from_comparison): Fall back to truthvalue instead of
14376 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14377 if all visited PHI values were constant.
14379 2007-01-08 Jan Hubicka <jh@suse.cz>
14381 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14382 (cgraph_analyze_function): break out from ...
14383 (cgraph_finalize_compilation_unit): ... here.
14384 (cgraph_expand_function): Remove forgoten commented out line.
14385 (cgraph_optimize): Analyze functions.
14387 2007-01-08 Jan Hubicka <jh@suse.cz>
14389 * tree-pas.h (TODO_remove_function): New flag.
14390 (TODO_update*): Renumber.
14391 (pass_ipa_increase_alignment,
14392 pass_ipa_function_and_variable_visibility): New passes.
14393 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14394 (cgraph_function_and_variable_visibility): Move to ipa.c
14395 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14396 cgraph_increase_alignment.
14397 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14398 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14399 calling tree-inline.
14400 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14401 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14402 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14403 (gate_increase_alignment): New function.
14404 (pass_ipa_increase_alignment): New pass.
14405 * ipa.c: Inline tree-pass.h and timevar.h
14406 (function_and_variable_visibility): Move here from cgraphunit.c
14407 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14408 * passes.c (init_optimization_passes): Add the two new passes.
14409 (execute_todo): Handle cgraph_remove_functions.
14411 2007-01-08 Nick Clifton <nickc@redhat.com>
14413 * config/frv/predicates.md (reg_or_0_operand): Accept
14416 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14418 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14419 * config.gcc: Add bfin*-rtems*.
14421 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14423 * c.opt: Add -flax-vector-conversions.
14424 * c-typeck.c (convert_for_assignment): Pass flag to
14425 vector_types_convertible_p to allow emission of note.
14426 (digest_init): Likewise.
14427 * c-opts.c: Handle -flax-vector-conversions.
14428 * c-common.c (flag_lax_vector_conversions): New.
14429 (vector_types_convertible_p): Unless -flax-vector conversions
14430 has been passed, disallow conversions between vectors with
14431 differing numbers of subparts and/or element types. If such
14432 a conversion is disallowed, possibly emit a note on the first
14433 occasion only to inform the user of -flax-vector-conversions.
14434 The new last argument specifies this.
14435 * c-common.h (flag_lax_vector_conversions): New.
14436 (vector_types_convertible_p): Add extra argument.
14437 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14438 char_type_node for V*QI type vectors.
14439 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14440 Update to satisfy new typechecking rules.
14441 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14442 C and C++ variants.
14443 * doc/invoke.texi (C Dialect Options): Document
14444 -flax-vector-conversions.
14446 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14448 PR tree-optimization/29877
14449 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14450 a register variable on the RHS to not be replaceable.
14452 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14453 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14454 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14455 const_simm15, const_pow2, const_npow2): Added.
14456 * config/score/misc.md (insv, extv, extzv, movmemsi,
14457 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14458 * config/score/score.c (score_address_cost, score_select_cc_mode):
14460 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14461 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14462 Update score_print_operand.
14463 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14464 Adjust register allocate order and update some macro define.
14465 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14466 mdx_block_move_straight, mdx_block_move_loop_head,
14467 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14468 mdx_block_move): Added.
14469 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14470 mdp_limm): Updated and fix some bug and typo.
14471 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14472 (movsf, movdf, doloop_end): Added.
14474 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14476 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14477 config/arm/thumb2.md: Fix comment typos.
14478 * doc/extend.texi: Fix a typo.
14480 2007-01-07 Eric Christopher <echristo@apple.com>
14482 * configure.ac: Check for __stack_chk_fail for darwin.
14483 * configure: Regenerate.
14485 2007-01-07 Richard Guenther <rguenther@suse.de>
14487 * tree-vrp.c (extract_range_from_assert): CSE calls to
14488 compare_values where possible.
14489 (extract_range_from_unary_expr): Likewise.
14491 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14493 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14494 * config/avr/avr.c (call_insn_operand): Delete function.
14495 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14496 instead of register number. Use predicates.
14497 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14498 call_insn_operand): Add.
14500 2007-01-06 Jan Hubicka <jh@suse.cz>
14502 * tree-pass.h (pass_build_cgraph_edges): Declare.
14503 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14504 (visited_nodes): Remove.
14505 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14506 build_cgrpah_edges; make visited_nodes local.
14507 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14508 (record_references_in_initializer): Move to cgraphbuild.c
14509 (initialize_inline_failed, rebuild_cgraph_edges,
14510 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14511 (verify_cgraph_node): Make visited_nodes local.
14512 (cgraph_analyze_function): Do not call cgraph_create_edges and
14513 initialize_inline_failed.
14514 (cgraph_expand_function): Do not call cgraph_lower_function;
14515 assert that function is already lowered.
14516 * Makefile.in (cgraphbuild.o): New.
14517 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14518 at the end of lowering passes.
14520 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14522 * ifcvt.c (cond_move_convert_if_block): New function, code
14523 factored out from...
14524 (cond_move_process_if_block): ...here. Call the new function
14525 on the THEN and ELSE blocks.
14526 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14527 already takes care of this.
14529 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14532 * tree.h (TREE_OVERFLOW_P): New.
14533 * c-typeck.c (parser_build_unary_op): Warn only if result
14534 overflowed and operands did not.
14535 (parser_build_binary_op): Likewise.
14536 (convert_for_assignment): Remove redundant overflow_warning.
14537 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14539 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14541 * c-typeck.c (store_init_value): Split over two lines to follow
14542 the GNU coding style.
14544 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14546 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14547 __GXX_EXPERIMENTAL_CXX0X__.
14548 * doc/cpp.texi: Same.
14550 2007-01-05 Richard Guenther <rguenther@suse.de>
14552 PR middle-end/27826
14553 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14554 with mismatched types. Instead explicitly build a
14555 conversion NOP_EXPR.
14557 2007-01-05 Ian Lance Taylor <iant@google.com>
14559 * c-common.c (decl_with_nonnull_addr_p): New function.
14560 (c_common_truthvalue_conversion): Call it.
14561 * c-typeck.c (build_binary_op): Likewise.
14562 * c-common.h (decl_with_nonnull_addr_p): Declare.
14564 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14567 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14570 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14572 * doc/install.texi (Final install): Document the fact that
14573 the GNAT runtime should not be stripped.
14575 2007-01-04 Jan Hubicka <jh@suse.cz>
14577 * tree-inline.c (fold_marked_statements): Update operand caches
14578 and EH after folding
14580 2007-01-04 Ian Lance Taylor <iant@google.com>
14582 * c-common.c (check_function_nonnull): Whitespace fix.
14584 2007-01-04 Jan Hubicka <jh@suse.cz>
14586 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14587 comitted older version of patch.
14588 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14589 function, celanup cfg and collect garbage.
14591 2007-01-04 Mike Stump <mrs@apple.com>
14593 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14596 2007-01-04 Eric Christopher <echristo@apple.com>
14598 * libgcc2.c (__bswapsi2): Use SItype.
14599 (__bswapdi2): Use DItype.
14600 * libgcc2.h: Update for above.
14602 2007-01-04 Paul Brook <paul@codesourcery.com>
14604 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14605 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14606 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14607 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14608 umulsi3_highpart): Make conditional on !arm_arch6.
14609 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14610 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14611 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14612 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14613 umulsi3_highpart_v6): New insns.
14615 2007-01-04 Roger Sayle <roger@eyesopen.com>
14617 * fold-const.c (fold_convert): When casting an expression to void,
14618 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14619 have a type. Instead of attempting to build a NOP_EXPR, return
14620 these "special" trees directly.
14622 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14624 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14625 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14626 rs6000_cost->fp not 0 as adjustment for outer NEG.
14628 2007-01-04 Jan Hubicka <jh@suse.cz>
14630 * cgraph.c (cgraph_release_function_body): New function.
14631 (cgraph_remove_node): Use it.
14632 * cgraph.h (cgraph_release_function_body): Declare.
14633 * cgraphunit.c (cgraph_expand_function): Use it.
14634 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14635 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14636 is initialized and while compilation of other function is running.
14637 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14638 statement CFG annotations from here to ...
14639 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14641 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14643 * cfgloop.h (enum li_flags): Make the constants powers of two.
14645 2007-01-04 Jan Hubicka <jh@suse.cz>
14647 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14649 (fold_marked_statements): New function.
14650 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14651 * tree-inline.h (copy_body_data): Add statements_to_fold.
14653 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14655 * config.gcc: Mention libgcc/config.host.
14656 * Makefile.in: Update comments mentioning libgcc.
14657 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14658 (all.cross, start.encap, rest.encap, rest.cross): Update
14659 dependencies for libgcc move.
14660 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14661 (clean-target, clean-target-libgcc): Delete.
14662 (srcdirify, GCC_EXTRA_PARTS): New macros.
14663 (libgcc-support, libgcc.mvars): New rules.
14664 (distclean): Remove mention of mklibgcc.
14665 (install): Don't reference INSTALL_LIBGCC.
14666 (install-common): Don't reference EXTRA_PARTS.
14667 (install-libgcc, install-multilib): Delete rules.
14668 * mklibgcc.in: Delete file.
14669 * doc/configfiles.texi: Don't mention mklibgcc.
14671 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14672 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14673 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14674 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14675 (mklibgcc, ldblspecs): Likewise.
14677 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14678 (posixpre.def): Use $(T).
14679 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14680 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14681 (SHLIB_LINK): Make dummy.
14682 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14684 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14686 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14687 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14688 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14689 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14691 * configure.ac (all_outputs): Remove mklibgcc.
14692 * configure: Regenerated.
14694 2007-01-03 Josh Conner <jconner@apple.com>
14696 PR middle-end/29683
14697 * calls.c (compute_argument_addresses): Set stack and stack_slot
14698 for partial args, too.
14699 (store_one_arg): Use locate.size.constant for the size when
14700 generating a save_area.
14702 2007-01-03 Robert Kennedy <jimbob@google.com>
14704 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14705 whose definitions are deleted due to basic block merging.
14707 2007-01-03 Paul Brook <paul@codesourcery.com>
14710 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14712 (use_return_insn): Return 0 for Thumb interrupt functions.
14713 (print_multi_reg): Add rfe argument for IRQ returns.
14714 (arm_output_epilogue): Pop interrupt return address directly into PC.
14715 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14717 2007-01-03 Paul Brook <paul@codesourcery.com>
14719 Merge from sourcerygxx-4_1.
14720 * config/arm/thumb2.md: New file.
14721 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14723 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14724 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14725 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14726 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14728 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14729 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14731 * config/arm/ieee754-sf.S: Ditto.
14732 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14733 (thumb1_base_register_rtx_p): ... to this.
14734 (thumb_index_register_rtx_p): Rename...
14735 (thumb1_index_register_rtx_p): ... to this.
14736 (thumb_output_function_prologue): Rename...
14737 (thumb1_output_function_prologue): ... to this.
14738 (thumb_legitimate_address_p): Rename...
14739 (thumb1_legitimate_address_p): ... to this.
14740 (thumb_rtx_costs): Rename...
14741 (thumb1_rtx_costs): ... to this.
14742 (thumb_compute_save_reg_mask): Rename...
14743 (thumb1_compute_save_reg_mask): ... to this.
14744 (thumb_final_prescan_insn): Rename...
14745 (thumb1_final_prescan_insn): ... to this.
14746 (thumb_expand_epilogue): Rename...
14747 (thumb1_expand_epilogue): ... to this.
14748 (arm_unwind_emit_stm): Rename...
14749 (arm_unwind_emit_sequence): ... to this.
14750 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14751 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14752 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14753 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14754 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14755 thumb2_output_casesi): New functions.
14756 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14757 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14758 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14759 THUMB2_WORK_REGS): Define.
14760 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14761 arm_condexec_mask, arm_condexec_masklen)): New variables.
14762 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14763 (arm_override_options): Check new CPU capabilities.
14764 Set new architecture flag variables.
14765 (arm_isr_value): Handle v7m interrupt functions.
14766 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14768 (const_ok_for_arm): Handle Thumb-2 constants.
14769 (arm_gen_constant): Ditto. Use movw when available.
14770 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14772 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14773 (thumb_find_work_register, arm_load_pic_register,
14774 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14775 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14776 print_multi_reg, output_mov_long_double_fpa_from_arm,
14777 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14778 output_mov_double_fpa_from_arm, output_move_double,
14779 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14780 output_return_instruction, arm_output_function_prologue,
14781 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14782 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14783 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14784 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14785 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14786 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14788 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14789 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14790 (arm_file_start): Output directive for unified syntax.
14791 (arm_unwind_emit_set): Handle stack alignment instruction.
14792 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14793 Add v6t2, v7, v7a, v7r and v7m.
14794 (RETLDM): Add Thumb-2 code.
14795 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14796 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14797 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14798 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14799 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14800 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14801 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14802 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14803 ADJUST_INSN_LENGTH): Define.
14804 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14805 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14806 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14807 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14808 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14809 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14810 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14811 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14812 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14813 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14814 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14815 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14816 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14817 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14818 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14819 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14820 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14822 * config/arm/arm-tune.md: Regenerate.
14823 * config/arm/arm-protos.h: Update prototypes.
14824 * config/arm/vfp.md: Enable patterns for Thumb-2.
14825 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14826 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14827 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14828 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14829 * config/arm/libunwind.S: Add Thumb-2 code.
14830 * config/arm/constraints.md: Update include Thumb-2.
14831 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14832 * config/arm/ieee754-df.S: Ditto.
14833 * config/arm/bpabi.S: Ditto.
14834 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14835 * config/arm/predicates.md (low_register_operand,
14836 low_reg_or_int_operand, thumb_16bit_operator): New.
14837 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14838 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14839 * config/arm/t-arm-elf: Add armv7 multilib.
14840 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14842 (UNSPEC_STACK_ALIGN, ce_count): New.
14843 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14844 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14846 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14847 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14848 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14849 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14850 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14851 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14853 * doc/extend.texi: Document ARMv7-M interrupt functions.
14854 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14856 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14858 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14859 (struct _Unwind_Context): Rename args_size to flags, remove
14860 signal_frame field, add a new args_size field and version field.
14861 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14862 _Unwind_IsExtendedContext): New inline functions.
14863 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14864 Assume by_value array is only present if _Unwind_IsExtendedContext.
14865 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14866 _Unwind_IsSignalFrame.
14867 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14868 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14869 (uw_init_context_1): Initialize context->flags to
14870 EXTENDED_CONTEXT_BIT.
14871 * config/rs6000/linux-unwind.h (frob_update_context): Use
14872 _Unwind_SetSignalFrame.
14874 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14876 PR middle-end/30353
14877 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14878 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14881 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14883 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14884 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14885 RET, AT_SP): Remove.
14886 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14889 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14890 * cfgbuild.c (find_basic_blocks): Likewise.
14891 * cfgrtl.c (rtl_create_basic_block): Likewise.
14892 * function.c (temp_slots_at_level): Likewise.
14893 * reg-stack.c (stack_regs_mentioned): Likewise.
14894 * regclass.c (allocate_reg_info): Likewise.
14895 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14896 set_bb_for_stmt, move_block_to_fn): Likewise.
14897 * tree-complex.c (tree_lower_complex): Likewise.
14898 * vec.h (VEC_safe_grow_cleared): New.
14900 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14902 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14904 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14905 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14907 * cfgloopmanip.c (scale_loop_frequencies): Export.
14908 (loopify): Scale the frequencies by prescribed coefficients.
14909 (set_zero_probability): New function.
14910 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14911 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14912 and frequencies according to arguments.
14913 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14915 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14916 * modulo-sched.c (sms_schedule): Set probabilities for entering
14917 versioned loop correctly.
14918 * tree-vect-transform.c (vect_transform_loop): Ditto.
14919 * cfgloop.h (loopify, loop_version): Declaration changed.
14920 (scale_loop_frequencies): Declared.
14922 2007-01-02 Jan Hubicka <jh@suse.cz>
14924 * cgraph.c: Include tree-flow.h
14925 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14926 early_local_passes.
14927 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14928 * tree-pass.h (pass_all_early_optimizations): Declare.
14929 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14930 early_local_passes.
14931 (cgraph_analyze_function): Do early_local_passes.
14932 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14933 Do not add referenced vars.
14934 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14936 (gate_all_early_local_passes): New gate.
14937 (pass_early_local_passes): Use new gate.
14938 (execute_early_local_optimizations): New functions.
14939 (gate_all_early_optimizations): New gate.
14940 (pass_all_early_optimizations): New pass.
14941 (execute_free_datastructures): Free SSA only when initialized.
14942 (gate_init_datastructures): Init only when optimizing.
14943 (tree_lowering_passes): Do early local passes when called late.
14944 * tree-profile.c (do_tree_profiling): Don't profile functions added
14946 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14947 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14949 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14950 during early_local_passes.
14951 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14954 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14956 * Makefile.in: Update copyright year.
14958 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14960 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14961 in $(lang_checks) and check-consistency targets.
14963 2007-01-02 Jan Hubicka <jh@suse.cz>
14965 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14966 Do not add referenced vars.
14967 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14969 * passes.c (init_optimization_passes): Put mudflap_2 after
14970 free_datastructures.
14972 2007-01-02 Jan Hubicka <jh@suse.cz>
14974 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14975 Set NOTHROW flag on call statements proved to be nothrow.
14976 Update statement of local calls so new pure/const functions are
14977 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14979 (tree_rest_of_compilation): Register hooks and initialize bitmap
14980 early. Do not set after_inlining flag.
14982 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14984 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14985 HOST_BITS_PER_LONGLONG
14987 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14990 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14991 warning for non-static initializers.
14993 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14995 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14996 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14997 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14998 Always use set_unique_reg_note to add REG_EQUAL notes.
15000 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15003 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15005 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15006 * cfgbuild.c (find_basic_blocks): Likewise.
15007 * cfgrtl.c (rtl_create_basic_block): Likewise.
15008 * function.c (temp_slots_at_level): Likewise.
15009 * reg-stack.c (stack_regs_mentioned): Likewise.
15010 * regclass.c (allocate_reg_info): Likewise.
15011 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15012 set_bb_for_stmt, move_block_to_fn): Likewise.
15013 * tree-complex.c (tree_lower_complex): Likewise.
15014 * vec.h (VEC_safe_grow_cleared): New.
15016 2007-01-02 Ian Lance Taylor <iant@google.com>
15018 * c-common.c (c_common_truthvalue_conversion): When warning about
15019 using an assignment as a truth value, set TREE_NO_WARNING.
15021 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15024 * c.opt (Wold-style-declaration): New.
15025 * doc/invoke.texi (C-only Warning Options): New.
15026 (Wold-style-declaration): Document it.
15027 (Wextra): Enabled by -Wextra.
15028 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15029 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15030 -Wold-style-declaration.
15032 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15034 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15035 * cfgbuild.c (find_basic_blocks): Likewise.
15036 * cfgrtl.c (rtl_create_basic_block): Likewise.
15037 * function.c (temp_slots_at_level): Likewise.
15038 * reg-stack.c (stack_regs_mentioned): Likewise.
15039 * regclass.c (allocate_reg_info): Likewise.
15040 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15041 set_bb_for_stmt, move_block_to_fn): Likewise.
15042 * tree-complex.c (tree_lower_complex): Likewise.
15043 * vec.h (VEC_safe_grow_cleared): New.
15045 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15047 * c-common.c (c_common_nodes_and_builtins): Since variants of
15048 void_type_node get built before it is given a name, we need to
15049 give those variants the name, too.
15050 (complete_array_type): We need to work with the canonical main
15051 type of the array, from which we will build the qualified version.
15052 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15053 * print-tree.c (print_node): Display canonical type information
15055 * stor-layout.c (layout_type): When we don't know the
15056 alignment of a type for which we're building an array, we end up
15057 guessing wrong, so make the type require structural equality.
15058 * tree.c (make_node_stat): When we build a new type, it is its
15059 own canonical type.
15060 (build_type_attribute_qual_variant): When building an attribute
15061 variant, its canonical type is the non-attribute variant. However,
15062 if the attributes are target-dependent and they differ, we need to
15063 use structural equality checks for this type.
15064 (build_qualified_type): A qualified type is not equivalent to its
15065 unqualified variant; set the canonical type appropriately.
15066 (build_distinct_type_copy): When building a distinct type from
15067 another type, the new type is its own canonical type.
15068 (build_variant_type_copy): When building a new type variant, we
15069 assume that it is equivalent to the original type.
15070 (build_pointer_type_for_mode): When building a pointer type, also
15071 build a canonical type pointer.
15072 (build_reference_type_for_mode): When building a reference type,
15073 also build a canonical type reference.
15074 (build_index_type): When we can't hash an index type (e.g.,
15075 because its maximum value is negative), the index type requires
15076 structural equality tests.
15077 (build_array_type): Build the canonical form of an array type.
15078 (build_function_type): Function types require structural equality,
15079 because they contain default arguments, attributes, etc.
15080 (build_method_type_directly): Ditto for method types.
15081 (build_offset_type): Build the canonical offset type.
15082 (build_complex_type): Build the canonical vector type.
15083 (make_vector_type): Build the canonical vector type.
15084 * tree.h (TYPE_CANONICAL): New.
15085 (TYPE_STRUCTURAL_EQUALITY_P): New.
15086 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15087 (struct tree_type): Added "canonical" field.
15088 * params.h (VERIFY_CANONICAL_TYPES): New.
15089 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15090 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15091 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15092 * doc/invoke.texi (verify-canonical-types): Document --param
15093 parameter for verifying canonical types.
15095 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15097 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15098 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15099 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15100 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15102 * config/rs6000/e500.h: New.
15103 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15104 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15106 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15107 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15108 TARGET_E500_DOUBLE): Remove.
15109 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15110 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15111 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15112 * config/rs6000/rs6000.c (rs6000_override_options): Use
15113 CHECK_E500_OPTIONS.
15115 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15117 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15118 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15119 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15120 rs6000_emit_cmove): Don't check TARGET_E500.
15121 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15122 sordered): Don't check TARGET_E500.
15124 2007-01-01 Eric Christopher <echristo@apple.com>
15126 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15127 HARD_REGISTER_NUM_P.
15129 2007-01-01 Roger Sayle <roger@eyesopen.com>
15131 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15132 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15133 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15136 2007-01-01 Mike Stump <mrs@apple.com>
15138 * configure.ac: Remove support for building with Apple's gcc-3.1.
15140 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15142 PR middle-end/30311
15143 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15144 REG is a hard register. Do not modify REG before calling
15146 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15147 multiple of the size of YMODE for certain lowpart cases.
15149 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15151 PR middle-end/30253
15152 * gimplify (voidify_wrapper_expr): Update for
15153 GIMPLE_MODIFY_STMT.
15155 2007-01-01 Andreas Schwab <schwab@suse.de>
15158 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15159 save of BR0 in extra_spill_size instead of spill_size.
15160 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15162 (ia64_expand_epilogue): Restore BR0 from its new location.
15164 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15166 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15167 Use a temporary variable if the left hand side is not a gimple
15170 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15172 * gimplify.c (gimplify_return_expr): Make the temporary variable
15173 for the return expression, a gimple register variable.
15175 2007-01-01 Jan Hubicka <jh@suse.cz>
15177 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15180 2007-01-01 Mike Stump <mrs@apple.com>
15182 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15184 * config/darwin.c (machopic_select_rtx_section): Use
15185 HAVE_GAS_LITERAL16.
15186 (darwin_mergeable_constant_section): Likewise.
15187 * configure: Regenerate.
15188 * config.in: Regenerate.
15190 2007-01-01 Jan Hubicka <jh@suse.cz>
15191 Andrew Pinski <pinskia@gmail.com>
15193 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15194 before starting IPA passes.