1 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/sse.md ("sse4_1_blendvpd"): Require "z" class XMM
4 register for operand[3]. Adjust asm template.
5 ("sse4_1_blendvpd"): Ditto.
6 ("sse4_1_pblendvb"): Ditto.
7 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
8 safe_vector_operand() if input operand is VECTOR_MODE_P operand. Do not
9 force operands[3] into xmm0 register for variable blend instructions.
10 (ix86_expand_sse_pcmpestr): Do not check operands for
11 "register_operand", when insn operand predicate is "register_operand".
12 (ix86_expand_sse_pcmpistr): Ditto.
14 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
15 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
18 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
19 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
20 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
21 * config/i386/constraints.md ("z"): New register constraint
22 for members of SSE_FIRST_REG class.
23 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
24 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
26 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
27 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
28 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
29 (IX86_BUILTIN_PCMPESTRM128): Likewise.
30 (IX86_BUILTIN_PCMPESTRA128): Likewise.
31 (IX86_BUILTIN_PCMPESTRC128): Likewise.
32 (IX86_BUILTIN_PCMPESTRO128): Likewise.
33 (IX86_BUILTIN_PCMPESTRS128): Likewise.
34 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
35 (IX86_BUILTIN_PCMPISTRI128): Likewise.
36 (IX86_BUILTIN_PCMPISTRM128): Likewise.
37 (IX86_BUILTIN_PCMPISTRA128): Likewise.
38 (IX86_BUILTIN_PCMPISTRC128): Likewise.
39 (IX86_BUILTIN_PCMPISTRO128): Likewise.
40 (IX86_BUILTIN_PCMPISTRS128): Likewise.
41 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
42 (struct builtin_description): Change "flag" field to unsigned.
43 (bdesc_pcmpestr): New builtin description table.
44 (bdesc_pcmpistr): Likewise.
45 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
46 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
47 Initialize pcmp[ei]str[im] insns for SSE4.2.
48 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
49 (ix86_expand_sse_pcmpistr): Likewise.
50 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
51 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
52 (UNSPEC_PCMPISTR): Likewise.
53 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
54 (sse4_2_pcmpestri):New isns pattern.
55 (sse4_2_pcmpestrm): Likewise.
56 (sse4_2_pcmpestr_cconly): Likewise.
57 (sse4_2_pcmpistr): New insn patern and splitter.
58 (sse4_2_pcmpistri):New isns pattern.
59 (sse4_2_pcmpistrm): Likewise.
60 (sse4_2_pcmpistr_cconly): Likewise.
61 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
64 2007-06-01 David Daney <ddaney@avtrex.com>
66 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
67 LOADGP_ABSOLUTE and not binds_local_p.
69 2007-06-01 Geoffrey Keating <geoffk@apple.com>
71 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
73 2007-06-01 Ian Lance Taylor <iant@google.com>
75 * tree-vrp.c (compare_name_with_value): Always set
76 used_strict_overflow if we get a result from the variable itself.
78 2007-06-01 Ian Lance Taylor <iant@google.com>
80 PR rtl-optimization/31455
81 * lower-subreg.c (find_decomposable_subregs): Don't decompose
82 subregs which have a cast between modes which are not tieable.
84 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
86 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
87 breaks after return statements.
89 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
91 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
92 only after no_new_pseudos.
94 2007-05-31 Eric Christopher <echristo@apple.com>
96 * expr.c (convert_move): Assert that we don't have a BLKmode
98 (store_expr): Handle BLKmode moves by calling emit_block_move.
100 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
102 * c-typeck.c (build_indirect_ref): Include type in error message.
103 (build_binary_op): Pass types to binary_op_error.
104 * c-common.c (binary_op_error): Take two type arguments, print out
106 * c-common.h (binary_op_error): Update prototype.
108 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
110 * config/i386/i386.c: Correct coments on -mno-sse4.
112 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
114 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
115 (x86_64-*-*): Likewise.
116 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
117 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
118 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
119 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
120 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
121 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
122 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
123 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
124 (OPTION_MASK_ISA_SSE4): Likewise.
125 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
126 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
127 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
128 (override_options): Support SSE4.2.
129 (ix86_build_const_vector): Support SImode and DImode.
130 (ix86_build_signbit_mask): Likewise.
131 (ix86_expand_int_vcond): Support V2DImode.
132 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
133 (IX86_BUILTIN_CRC32HI): Likewise.
134 (IX86_BUILTIN_CRC32SI): Likewise.
135 (IX86_BUILTIN_CRC32DI): Likewise.
136 (IX86_BUILTIN_PCMPGTQ): Likewise.
137 (bdesc_crc32): Likewise.
138 (bdesc_sse_3arg): Likewise.
139 (ix86_expand_crc32): Likewise.
140 (ix86_init_mmx_sse_builtins): Support SSE4.2.
141 (ix86_expand_builtin): Likewise.
142 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
143 __SSE4_2__ for -msse4.2.
144 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
145 (CRC32MODE): Likewise.
146 (crc32modesuffix): Likewise.
147 (crc32modeconstraint): Likewise.
148 (sse4_2_crc32<mode>): Likewise.
149 (sse4_2_crc32di): Likewise.
150 * config/i386/i386.opt (msse4.2): New for SSE4.2.
152 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
153 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
154 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
155 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
156 (vcondu<mode>): Likewise.
157 * doc/extend.texi: Document SSE4.2 built-in functions.
158 * doc/invoke.texi: Document -msse4.2/-msse4.
160 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
162 PR tree-optimization/32160
163 * tree-predcom.c (predcom_tmp_var): New function. Mark created
164 variable as gimple reg.
165 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
167 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
169 * gcc.c (main): Don't consider linker options when issuing the
170 warning about a linker input file not being used.
172 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
174 * tree-vrp.c (compare_names): Initialize sop.
176 2007-05-30 Dirk Mueller <dmueller@suse.de>
178 * cgraphunit.c (cgraph_analyze_function): Remove
179 computation of inline parameters.
181 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
183 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
185 2007-05-30 Richard Sandiford <richard@codesourcery.com>
187 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
188 Add vx-common.h. Include vxworks.h between vx-common.h and
190 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
192 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
193 (TARGET_ASM_DESTRUCTOR): Likewise.
194 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
195 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
196 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
197 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
198 (VXWORKS_ENDIAN_SPEC): Define.
199 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
200 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
201 VXWORKS_* equivalents.
202 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
203 (ASM_FILE_START): Delete.
204 (TARGET_VERSION): Reformat.
205 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
206 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
207 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
208 (FPBIT, DPBIT): Define.
209 (fp-bit.c, dp-bit.c): New rules.
210 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
211 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
212 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
213 * config/arm/arm.h: Include vxworks-dummy.h.
214 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
215 Mark with ATTRIBUTE_UNUSED.
216 (arm_override_options): Do not allow VxWorks RTP PIC to be used
217 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
218 make it incompatible with -msingle-pic-base.
219 (arm_function_ok_for_sibcall): Return false for calls that might
220 go through a VxWorks PIC PLT entry.
221 (require_pic_register): New function, split out from...
222 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
224 (arm_load_pic_register): Handle the VxWorks RTP initialization
225 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
226 (arm_emit_call_insn): New function.
227 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
228 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
229 (pic_offset_arm): New pattern.
230 (call, call_value): Use arm_emit_call_insn.
231 (call_internal, call_value_internal): New expanders.
232 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
233 VxWorks unless __PIC__.
235 2007-05-30 Eric Christopher <echristo@gmail.com>
237 * genrecog.c: Include regs.h in generated file.
238 * genemit.c: Ditto. Fix up formatting.
239 * config/mn10300/constraints.md: New.
240 * config/mn10300/mn10300.md: Include.
241 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
242 Fix up for removed macro.
243 * config/mn10300/predicates.md (call_address_operand): Ditto.
244 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
245 (CONST_OK_FOR_I): Ditto.
246 (CONST_OK_FOR_J): Ditto.
247 (CONST_OK_FOR_K): Ditto.
248 (CONST_OK_FOR_L): Ditto.
249 (CONST_OK_FOR_M): Ditto.
250 (CONST_OK_FOR_N): Ditto.
251 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
255 (EXTRA_CONSTRAINT): Ditto.
257 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
259 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
261 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
262 OPTION_MASK_ISA_64BIT.
263 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
265 2007-05-30 Richard Guenther <rguenther@suse.de>
268 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
269 types for comparison.
270 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
271 with original typed arguments.
272 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
274 2007-05-30 Jakub Jelinek <jakub@redhat.com>
276 PR tree-optimization/31769
277 * except.c (duplicate_eh_regions): Clear prev_try if
278 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
280 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
282 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
283 * tree-ssa-sink.c (statement_sink_location): Return basic block and
284 bsi of the location where statements should be inserted.
285 (sink_code_in_bb): Take bsi from statement_sink_location.
286 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
287 instead of bsi_start.
288 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
290 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
291 (bsi_move_before): Document inconsistency with bsi_move_after.
292 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
294 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
296 * config/i386/i386.h (TARGET_ABM): New define.
297 (TARGET_POPCNT): Ditto.
298 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
299 New temporary defines to redefine from OPTION_ISA_* defines.
300 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
301 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
302 (ix86_isa_flags): New extern int declaration.
303 (TARGET_SUBTARGET_DEFAULT): New define.
304 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
305 (TARGET_SUBTARGET32_DEFAULT): Ditto.
306 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
307 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
308 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
309 * config/i386/darwin.h: Change TARGET_64BIT define to
312 * config/i386/i386.opt (m3dnowa): Define as undocumented option
313 using existing "ix86_isa_flags" varible.
314 (m32, m64): Use existing "ix86_isa_flags" variable.
315 (mmmx, m3dnow): Ditto.
316 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
317 (mabm): Define as non-negative option using "x86_abm" variable.
318 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
320 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
321 Rewrite feature test bitmap.
322 (ix86_isa_flags): New initialized global int varible.
323 (ix86_isa_flags_explicit): New static int variable.
324 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
325 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
326 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
327 target_flags_explicit.
328 (override_options): Remove "target_enable" and "target_disable" fields
329 from "struct ptt". Update processor_target_table accordingly. Remove
330 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
331 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
332 "target_flags" and "ix86_isa_flags_explicit" instead of
333 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
334 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
335 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
336 to true when either of PTA_POPCNT or PTA_ABM is set in
337 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
338 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
339 processor_alias_table flags entry. Remove handling of
340 "target_enable" and "target_disable" fields of processor_target_table.
341 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
342 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
343 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
344 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
345 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
347 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
349 2007-05-29 David Daney <ddaney@avtrex.com>
352 * config/mips/mips.c (mips_output_mi_thunk): Emit
353 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
355 2007-05-29 Hui-May Chang <hm.chang@apple.com>
356 * config/i386/i386.c (ix86_function_regparm): Added checking of
357 ix86_force_align_arg_pointer to determine the number of
360 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
362 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
363 (SET_DR_MISALIGNMENT): New.
364 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
365 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
366 Use SET_DR_MISALIGNMENT.
367 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
369 * tree-data-ref.c (create_data_ref, compute_all_dependences,
370 find_loop_nest): Export.
371 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
372 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
373 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
374 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
376 (struct mem_ref): Add field reuse_distance.
377 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
378 Initialize reuse_distance field.
379 (issue_prefetch_ref): Select temporality of prefetch according to
381 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
382 self_reuse_distance, determine_loop_nest_reuse): New functions.
383 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
384 (tree_ssa_prefetch_arrays): Dump L2 cache size.
385 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
388 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
390 * tree-ssa-alias.c: Add aliasing overview.
392 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
393 Danny Smith <dannysmith@users.sourceforge.net>
396 * config/i386/t-crtfm: Compile crtfastmath.o with
397 -minline-all-stringops.
398 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
399 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
401 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
403 * doc/md.texi: Document constraints on HP PA-RISC.
405 * pa/constraints.md: New file.
406 * pa.md: Include constraints.md.
407 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
408 (integer_store_memory_operand, ldil_cint_p): New functions.
409 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
410 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
411 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
412 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
413 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
415 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
418 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
419 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
420 case POSTDECREMENT_EXPR>): Return the error_mark_node
421 if either the real or imaginary parts would an
424 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
426 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
427 name when we remove it from a call.
429 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
431 * targhooks.c (default_narrow_bitfield): Remove.
432 * targhooks.h: Remove the prototype for
433 default_narrow_bitfield.
435 * langhooks-def.h: Remove the prototype for
436 hook_get_alias_set_0.
437 * langhooks.c (hook_get_alias_set_0): Remove.
439 * global.c (EXECUTE_IF_CONFLICT): Remove.
441 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
444 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
445 return true when truth_value_p is true and the type
448 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
450 * doc/install.texi (Prerequisites): We no longer require Autoconf
451 2.13 for the top-level.
453 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
455 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
456 memory access via x86_expand_vector_move_misalign() only for
457 TImode values on 32-bit targets.
459 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
461 * matrix-reorg.c: New file. Implement matrix flattening and
462 transposing optimization.
463 * tree-pass.h: Add matrix reorg pass.
464 * common.opt: Add fipa-mreorg flag.
465 * Makefile.in: Add matrix-reorg.c.
466 * passes.c: Add matrix reorg pass.
467 * varpool.c (add_new_static_var): New function.
468 * cgraph.h (add_new_static_var): Declare.
470 2007-05-27 Eric Christopher <echristo@apple.com>
472 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
473 sp_offset depending on stack size. Save r12 depending
474 on registers we're saving later.
475 (rs6000_emit_epilogue): Update sp_offset depending only
478 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
480 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
481 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
482 * ifcvt.c (if_convert): Ditto.
483 * tree-ssa-threadupdate.c (thread_block): Ditto.
484 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
485 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
486 verify_loop_closed_ssa): Check number_of_loops instead of
488 * predict.c (tree_estimate_probability): Ditto.
489 * tree-if-conv.c (main_tree_if_conversion): Ditto.
490 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
491 * modulo-sched.c (sms_schedule): Ditto.
492 * tree-scalar-evolution.c (scev_const_prop): Ditto.
493 (scev_finalize): Do not do anything if scev analysis was not
495 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
496 current_loops == NULL.
497 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
498 * loop-init.c (loop_optimizer_init): Do not free current_loops when
500 (loop_optimizer_finalize): Assert that loops were analyzed.
501 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
502 rtl_doloop): Check number_of_loops instead of current_loops.
503 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
504 current_loops == NULL.
505 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
506 gate_tree_vectorize tree_linear_transform, check_data_deps,
507 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
508 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
509 Check number_of_loops instead of current_loops.
510 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
511 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
512 free loops if available.
513 (execute_pre): Do not pass do_fre to fini_pre.
515 2007-05-27 Tobias Burnus <burnus@net-b.de>
518 * real.c (mpfr_from_real): Fix sign of -Inf.
520 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
522 * tree-vect-transform.c (vectorizable_conversion): Initialize
523 tree_code variables to ERROR_MARK.
524 (vectorizable_type_demotion): Likewise.
525 (vectorizable_type_promotion): Likewise.
527 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (movti): Handle push operands via
533 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
535 * basic-block.h: Remove the prototype for merge_seq_blocks.
536 * cfgcleanup.c (merge_seq_blocks): Remove.
538 * tree-flow.h: Remove the prototype for is_aliased_with.
539 * tree-ssa-alias.c (is_aliased_with): Remove.
541 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
543 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
545 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
547 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
548 ix86_expand_sse4_unpack if SSE4.1 is enabled.
549 (vec_unpacks_hi_v16qi): Likewise.
550 (vec_unpacku_lo_v16qi): Likewise.
551 (vec_unpacks_lo_v16qi): Likewise.
552 (vec_unpacku_hi_v8hi): Likewise.
553 (vec_unpacks_hi_v8hi): Likewise.
554 (vec_unpacku_lo_v8hi): Likewise.
555 (vec_unpacks_lo_v8hi): Likewise.
556 (vec_unpacku_hi_v4si): Likewise.
557 (vec_unpacks_hi_v4si): Likewise.
558 (vec_unpacku_lo_v4si): Likewise.
559 (vec_unpacks_lo_v4si): Likewise.
561 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
563 * c-typeck.c, config/arm/arm.c, config/darwin.c,
564 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
565 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
566 follow spelling conventions in various
567 warning/error/diagnostic messages.
569 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
570 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
571 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
572 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
573 tree-vrp.c: Fix comment typos. Follow spelling conventions.
574 * doc/tm.texi: Follow spelling conventions.
576 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
579 * tree-ssa-forwprop.c
580 (forward_propagate_addr_into_variable_array_index): Remove
581 the lhs argument. Use the type of def_rhs instead of lhs.
582 (forward_propagate_addr_expr_1): Update use of
583 forward_propagate_addr_into_variable_array_index.
585 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
586 Nigel Stephens <nigel@mips.com>
588 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
589 function attributes, "far" being an alias for "long_call".
590 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
591 (mips_near_type_p, mips_far_type_p): New.
592 (mips_comp_type_attributes): New function to check that attributes
593 attached to a function type are compatible.
594 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
595 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
596 to the target function of the thunk.
597 (mips_encode_section_info): Check for "near" and "far" function
598 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
600 * config/mips/predicates.md (const_call_insn_operand): Test only
601 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
603 * doc/extend.texi (Function Attributes): Document MIPS "near" and
606 * testsuite/gcc.target/mips/near-far-1.c: New test case.
607 * testsuite/gcc.target/mips/near-far-2.c: New test case.
608 * testsuite/gcc.target/mips/near-far-3.c: New test case.
609 * testsuite/gcc.target/mips/near-far-4.c: New test case.
611 2007-05-25 Eric Christopher <echristo@apple.com>
613 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
614 to x86-darwin configurations.
615 * config/i386/t-darwin: Add softfp support.
616 * config/i386/t-darwin64: Ditto.
617 * config/i386/sfp-machine.h: If mach then don't use
618 aliasing, emit a stub to call.
620 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
622 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
623 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
624 tree-predcom.c, tree-ssa-alias-warnings.c,
625 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
626 comment typos. Follow spelling conventions.
627 * doc/cpp.texi, doc/invoke.texi: Fix typos.
629 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
632 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
633 constants into memory. Expand unaligned memory references for
634 SSE modes via x86_expand_vector_move_misalign() function.
636 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
639 "memory" attribute for "sseishft" type insn without operands[2].
641 2007-05-25 Dirk Mueller <dmueller@suse.de>
642 Marcus Meissner <meissner@suse.de>
644 * doc/extend.texi (alloc_size): New attribute.
645 * c-common.c (handle_alloc_size_attribute): New.
646 * tree-object-size.c (alloc_object_size): Use alloc_size
647 attribute, if available.
649 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
653 (__builtin_ia32_vec_ext_v2di): Likewise.
654 (__builtin_ia32_vec_ext_v4si): Likewise.
655 (__builtin_ia32_vec_ext_v8hi): Likewise.
656 (__builtin_ia32_vec_ext_v16qi): Likewise.
657 (__builtin_ia32_vec_set_v8hi): Likewise.
659 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
661 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
663 2007-05-25 Richard Sandiford <richard@codesourcery.com>
665 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
666 (arm_is_longcall_p): Rename to...
667 (arm_is_long_call_p): ...this. Take a single tree argument and
669 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
670 (CUMULATIVE_ARGS): Remove call_cookie.
671 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
672 (ENCODED_LONG_CALL_ATTR_P): Delete.
673 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
674 LONG_CALL_FLAG_CHAR cases.
675 (ARM_DECLARE_FUNCTION_SIZE): Delete.
676 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
677 ARM_DECLARE_FUNCTION_SIZE.
678 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
679 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
680 (arm_encode_call_attribute, current_file_function_operand): Delete.
681 (arm_function_in_section_p): New function.
682 (arm_is_longcall_p): Rename to...
683 (arm_is_long_call_p): ...this. Take the target function as a single
684 argument and return a bool. Do not rely on call cookies. Check
685 whether the target symbol is in the same section as the current
686 function, not just the same compilation unit.
687 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
688 (arm_encode_section_info): Don't encode a call type.
689 * config/arm/arm.md (call, call_value): Update calls to
690 arm_is_long(_)call_p. Simplify logic.
691 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
692 Update calls to arm_is_long(_)call_p.
694 2007-05-25 Richard Guenther <rguenther@suse.de>
696 PR tree-optimization/31982
697 * tree-ssa-forwprop.c
698 (forward_propagate_addr_into_variable_array_index): Handle arrays
699 with element size one.
701 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
703 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
704 (umulsi3_highpart): Likewise.
706 2007-05-24 Ian Lance Taylor <iant@google.com>
708 PR rtl-optimization/32069
709 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
712 2007-05-24 Ollie Wild <aaw@google.com>
714 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
717 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
719 * postreload-gcse.c (reg_changed_after_insn_p): New function.
720 (oprs_unchanged_p): Use it to check all registers in a REG.
721 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
722 (reg_set_between_after_reload_p): Delete.
723 (reg_used_between_after_reload_p): Likewise.
724 (reg_set_or_used_since_bb_start): Likewise.
725 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
726 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
727 Use reg_set_between_p instead of reg_set_between_after_reload_p.
728 * rtlanal.c (reg_set_p): Check whether REG overlaps
729 regs_invalidated_by_call, rather than just checking the
730 membership of REGNO (REG).
732 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
734 * doc/passes.texi: Document predictive commoning.
735 * doc/invoke.texi (-fpredictive-commoning): Document.
736 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
737 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
738 adding indices to the generated name.
739 (schedule_sm): Pass 0 to get_lsm_tmp_name.
740 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
741 * tree-pretty-print.c (op_symbol_1): Renamed to ...
742 (op_symbol_code): ... and exported.
743 (dump_omp_clause, op_symbol): Use op_symbol_code
744 instead of op_symbol_1.
745 * tree-pass.h (pass_predcom): Declare.
746 * timevar.def (TV_PREDCOM): New timevar.
747 * tree-ssa-loop.c (run_tree_predictive_commoning,
748 gate_tree_predictive_commoning, pass_predcom): New.
749 * tree-data-ref.c (find_data_references_in_loop): Find the
750 references in dominance order.
751 (canonicalize_base_object_address): Ensure that the result has
753 (dr_analyze_innermost): Export.
754 (create_data_ref): Code to fail for references with invariant
756 (find_data_references_in_stmt): ... here.
757 * tree-data-ref.h (dr_analyze_innermost): Declare.
758 * tree-affine.c: Include tree-gimple.h and hashtab.h.
759 (aff_combination_find_elt, name_expansion_hash,
760 name_expansion_eq, tree_to_aff_combination_expand,
761 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
763 * tree-affine.h (aff_combination_constant_multiple_p,
764 tree_to_aff_combination_expand): Declare.
765 * tree-predcom.c: New file.
766 * common.opt (fpredictive-commoning): New option.
767 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
768 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
769 * Makefile.in (tree-predcom.o): Add.
770 (tree-affine.o): Add TREE_GIMPLE_H dependency.
771 * passes.c (init_optimization_passes): Add dceloop after
772 copy propagation in loop optimizer. Add predictive commoning
773 to loop optimizer passes.
775 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
777 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
780 2007-05-24 Jan Hubicka <jh@suse.cz>
782 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
784 (genheader): Include statistics.h.
786 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
788 * print-rtl.c (flag_dump_unnumbered): Update comments.
789 (print_rtl): Fix my previous change.
790 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
793 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
796 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
798 (thread_through_all_blocks): Call initialize_original_copy_tables
799 and free_original_copy_tables.
800 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
802 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
803 * cfghooks.c (duplicate_block): Use get_loop_copy.
804 * cfg.c: Include cfgloop.h.
805 (loop_copy): New hash table.
806 (initialize_original_copy_tables): Initialize loop_copy table.
807 (free_original_copy_tables): Free loop_copy table.
808 (copy_original_table_clear, copy_original_table_set,
809 set_loop_copy, get_loop_copy): New functions.
810 (set_bb_original, set_bb_copy): Use copy_original_table_set.
811 * cfgloop.h (struct loop): Remove copy field.
812 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
813 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
815 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
817 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
820 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
822 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
823 __builtin_ia32_vec_set_v2di with MASK_64BIT.
825 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
828 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
829 * targhooks.h (default_mangle_decl_assembler_name): Declare
831 * targhooks.c (default_mangle_decl_assembler_name): Define
833 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
835 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
836 * langhooks.c (lhd_set_decl_assembler_name): Call
837 targetm.mangle_decl_assembler_name for names with global scope.
839 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
841 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
842 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
844 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
845 New. Factored out of i386_pe_encode_section_info.
846 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
847 Move check for prior decoration of stdcall
848 symbols to i386_pe_encode_section_info.
849 (i386_pe_encode_section_info): Adjust call to
850 gen_stdcall_or_fastcall_suffix. Use
851 i386_pe_maybe_mangle_decl_assembler_name, if needed.
852 (i386_pe_mangle_decl_assembler_name): New. Wrap
853 i386_pe_maybe_mangle_decl_assembler_name.
855 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
857 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
858 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
859 * langhooks.c (get_signed_or_unsigned_type): Don't check for
860 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
861 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
864 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
865 Nigel Stephens <nigel@mips.com>
866 Richard Sandiford <richard@codesourcery.com>
868 Fix up MIPS16 hard float and add support for complex.
870 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
871 (TARGET_SOFT_FLOAT_ABI): New.
872 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
873 __mips_soft_float to reflect the ABI in use, not whether the
874 FPU is directly accessible (e.g., in MIPS16 mode).
875 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
876 (UNITS_PER_FPVALUE): Likewise.
878 * config/mips/mips.c (mips_expand_call): Remove redundant
880 (mips_arg_regno): New.
881 (function_arg_advance): When setting bits in cum->fp_code for
882 MIPS16, don't subtract 1 from cum->arg_number, since it is now
884 (function_arg): Use mips_arg_regno.
885 (mips_return_mode_in_fpr_p): New.
886 (mips16_call_stub_mode_suffix): New.
887 (mips16_cfun_returns_in_fpr_p): New.
888 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
889 (mips_output_function_prologue): Test mips16_hard_float, not
890 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
891 (mips_expand_epilogue): Call MIPS16 helper routines to copy
892 return value into a floating-point register.
893 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
894 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
895 (mips16_fp_args): Handle MIPS32r2 ISA which supports
896 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
897 word of double arguments from or to the high bits of 64-bit
898 floating point registers.
899 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
900 (mips16_fpret_double): New helper function.
901 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
902 support for complex modes. Fill in DECL_RESULT for stubdecl.
903 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
905 * config/mips/mips16.S
906 (RET, ARG1, ARG2): New.
907 (MERGE_GPRf, MERGE_GPRt): New.
908 (DELAYt, DELAYf): New.
909 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
910 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
911 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
912 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
913 (SFOP): Renamed to...
914 (OPSF3): This, and macro-ified. Updated all uses.
915 (SFOP2): Renamed to...
916 (OPSF2): This, and macro-ified. Updated all uses.
917 (SFCMP): Renamed to...
918 (CMPSF): This, and macro-ified. Updated all uses.
919 (SFREVCMP): Renamed to...
920 (REVCMPSF): This, and macro-ified. Updated all uses.
921 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
922 (LDDBL1, LDDBL2, RETDBL): Deleted.
923 (DFOP): Renamed to...
924 (OPDF3): This, and macro-ified. Updated all uses.
925 (DFOP2): Renamed to...
926 (OPDF2): This, and macro-ified. Updated all uses.
927 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
928 (DFCMP): Renamed to...
929 (CMPDF): This, and macro-ified. Updated all uses.
930 (DFREVCMP): Renamed to...
931 (REVCMPDF): This, and macro-ified. Updated all uses.
932 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
934 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
935 (__mips16_ret_sc, __mips16_ret_dc): New.
936 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
937 STUB_ARGS_6, STUB_ARGS_10): New.
938 (CALL_STUB_NO_RET): New.
939 (__mips16_call_stub_1): Macro-ified.
940 (__mips16_call_stub_5): Macro-ified.
941 (__mips16_call_stub_2): Macro-ified.
942 (__mips16_call_stub_6): Macro-ified.
943 (__mips16_call_stub_9): Macro-ified.
944 (__mips16_call_stub_10): Macro-ified.
945 (CALL_STUB_RET): New.
946 (__mips16_call_stub_sf_0): Macro-ified.
947 (__mips16_call_stub_sf_1): Macro-ified.
948 (__mips16_call_stub_sf_5): Macro-ified.
949 (__mips16_call_stub_sf_2): Macro-ified.
950 (__mips16_call_stub_sf_6): Macro-ified.
951 (__mips16_call_stub_sf_9): Macro-ified.
952 (__mips16_call_stub_sf_10): Macro-ified.
953 (__mips16_call_stub_df_0): Macro-ified.
954 (__mips16_call_stub_df_1): Macro-ified.
955 (__mips16_call_stub_df_5): Macro-ified.
956 (__mips16_call_stub_df_2): Macro-ified.
957 (__mips16_call_stub_df_6): Macro-ified.
958 (__mips16_call_stub_df_9): Macro-ified.
959 (__mips16_call_stub_df_10): Macro-ified.
960 (__mips16_call_stub_sc_0): New.
961 (__mips16_call_stub_sc_1): New.
962 (__mips16_call_stub_sc_5): New.
963 (__mips16_call_stub_sc_2): New.
964 (__mips16_call_stub_sc_6): New.
965 (__mips16_call_stub_sc_9): New.
966 (__mips16_call_stub_sc_10): New.
967 (__mips16_call_stub_dc_0): New.
968 (__mips16_call_stub_dc_1): New.
969 (__mips16_call_stub_dc_5): New.
970 (__mips16_call_stub_dc_2): New.
971 (__mips16_call_stub_dc_6): New.
972 (__mips16_call_stub_dc_9): New.
973 (__mips16_call_stub_dc_10): New.
975 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
976 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
977 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
979 2007-05-23 Ian Lance Taylor <iant@google.com>
981 * doc/invoke.texi (Invoking GCC): Document that the order of the
984 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
987 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
988 * config/score/predicate.md (const_pow2, const_npow2): Remove.
989 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
993 * config/score/score.c (score_print_operand): Make sure that only
996 2007-05-22 Ian Lance Taylor <iant@google.com>
998 * tree-vrp.c (avoid_overflow_infinity): New static function,
999 broken out of set_value_range_to_value.
1000 (set_value_range_to_value): Call avoid_overflow_infinity.
1001 (extract_range_from_assert): Likewise.
1003 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1006 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1007 change the type before looking for a COMPOUND_EXPR.
1009 2007-05-22 Ian Lance Taylor <iant@google.com>
1011 * lower-subreg.c (decompose_multiword_subregs): If we change an
1012 insn, call remove_retval_note on it.
1014 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1016 * regs.h (end_hard_regno): New function.
1017 (END_HARD_REGNO, END_REGNO): New macros.
1018 (add_to_hard_reg_set): New function.
1019 (remove_from_hard_reg_set): Likewise.
1020 (in_hard_reg_set_p): Likewise.
1021 (overlaps_hard_reg_set_p): Likewise.
1022 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1023 (note_btr_set): Use END_HARD_REGNO.
1024 * caller-save.c (setup_save_areas): Use end_hard_regno.
1025 (mark_set_regs): Use END_HARD_REGNO.
1026 (add_stored_regs): Use end_hard_regno.
1027 (mark_referenced_regs): Use add_to_hard_reg_set.
1028 * combine.c (update_table_tick): Use END_REGNO.
1029 (record_value_for_reg): Likewise.
1030 (record_dead_and_set_regs): Likewise.
1031 (get_last_value_validate): Likewise.
1032 (use_crosses_set_p): Likewise.
1033 (reg_dead_at_p_1): Likewise.
1034 (reg_dead_at_p): Likewise.
1035 (mark_used_regs_combine): Use add_to_hard_reg_set.
1036 (move_deaths): Use END_HARD_REGNO.
1037 (reg_bitfield_target_p): Use end_hard_regno.
1038 (distribute_notes): Use END_HARD_REGNO.
1039 * cse.c (mention_regs): Use END_REGNO.
1040 (insert): Use add_to_hard_reg_set.
1041 (invalidate): Use END_HARD_REGNO.
1042 (invalidate_for_call): Likewise.
1043 (exp_equiv_p): Use END_REGNO.
1044 (cse_insn): Likewise.
1045 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1046 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1047 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1048 * function.c (keep_stack_depressed): Use end_hard_regno.
1049 * global.c (global_alloc): Use end_hard_regno.
1050 (global_conflicts): Use add_to_hard_reg_set instead of
1052 (find_reg): Likewise.
1053 (mark_reg_store): Likewise.
1054 (mark_reg_conflicts): Likewise.
1055 (mark_reg_death): Use remove_from_hard_reg_set.
1056 (mark_reg_live_nc): Delete.
1057 (set_preference): Use end_hard_regno.
1058 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1059 remove_from_hard_reg_set.
1060 (post_mark_life): Use add_to_hard_reg_set.
1061 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1062 (reg_becomes_live): Use add_to_hard_reg_set.
1063 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1064 (peep2_find_free_register): Use add_to_hard_reg_set.
1065 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1066 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1067 * regrename.c (note_sets): Use add_to_hard_reg_set.
1068 (clear_dead_regs): Use remove_from_hard_reg_set.
1069 (regrename_optimize): Use add_to_hard_reg_set.
1070 (find_oldest_value_reg): Use in_hard_reg_set_p.
1071 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1072 (hard_reg_set_here_p): Use end_hard_regno.
1073 (decompose): Likewise.
1074 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1075 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1076 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1077 (mark_home_live): Use end_hard_regno.
1078 (spill_hard_reg): Likewise.
1079 (clear_reload_reg_in_use): Likewise.
1080 * reorg.c (delete_prior_computation): Use END_REGNO.
1081 * resource.c (update_live_status): Use END_HARD_REGNO.
1082 (mark_referenced_resources): Use add_to_hard_reg_set.
1083 (mark_set_resources): Likewise.
1084 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1085 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1086 (reg_overlap_mentioned_p): Likewise.
1087 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1088 (covers_regno_no_parallel_p): Use END_REGNO.
1089 (find_regno_note): Likewise.
1090 (find_reg_fusage): Use END_HARD_REGNO.
1091 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1092 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1094 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1096 * mode-switching.c (reg_dies): Change type of second argument to
1098 (optimize_mode_switching): Update accordingly.
1100 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1102 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1104 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1105 (hard_reg_set_empty_p): ...these new functions.
1106 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1107 GO_IF_HARD_REG_SUBSET.
1108 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1109 instead of GO_IF_HARD_REG_EQUAL.
1110 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1111 instead of GO_IF_HARD_REG_EQUAL.
1112 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1113 GO_IF_HARD_REG_SUBSET.
1114 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1115 GO_IF_HARD_REG_EQUAL.
1116 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1117 of GO_IF_HARD_REG_SUBSET.
1118 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1119 instead of GO_IF_HARD_REG_EQUAL.
1120 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1121 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1122 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1123 of GO_IF_HARD_REG_SUBSET,
1124 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1125 GO_IF_HARD_REG_SUBSET.
1126 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1127 instead of GO_IF_HARD_REG_EQUAL.
1128 * config/sh/sh.c (push_regs, calc_live_regs): Use
1129 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1130 (hard_regs_intersect_p): Delete.
1132 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1134 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1136 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1137 Richard Henderson <rth@redhat.com>
1139 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1141 (x86_64-*-*): Likewise.
1143 * i386/i386-modes.def (V2QI): New.
1145 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1147 (override_options): Support SSE4.1.
1148 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1149 (IX86_BUILTIN_BLENDPS): Likewise.
1150 (IX86_BUILTIN_BLENDVPD): Likewise.
1151 (IX86_BUILTIN_BLENDVPS): Likewise.
1152 (IX86_BUILTIN_PBLENDVB128): Likewise.
1153 (IX86_BUILTIN_PBLENDW128): Likewise.
1154 (IX86_BUILTIN_DPPD): Likewise.
1155 (IX86_BUILTIN_DPPS): Likewise.
1156 (IX86_BUILTIN_INSERTPS128): Likewise.
1157 (IX86_BUILTIN_MOVNTDQA): Likewise.
1158 (IX86_BUILTIN_MPSADBW128): Likewise.
1159 (IX86_BUILTIN_PACKUSDW128): Likewise.
1160 (IX86_BUILTIN_PCMPEQQ): Likewise.
1161 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1162 (IX86_BUILTIN_PMAXSB128): Likewise.
1163 (IX86_BUILTIN_PMAXSD128): Likewise.
1164 (IX86_BUILTIN_PMAXUD128): Likewise.
1165 (IX86_BUILTIN_PMAXUW128): Likewise.
1166 (IX86_BUILTIN_PMINSB128): Likewise.
1167 (IX86_BUILTIN_PMINSD128): Likewise.
1168 (IX86_BUILTIN_PMINUD128): Likewise.
1169 (IX86_BUILTIN_PMINUW128): Likewise.
1170 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1171 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1172 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1173 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1174 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1175 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1176 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1177 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1178 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1179 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1180 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1181 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1182 (IX86_BUILTIN_PMULDQ128): Likewise.
1183 (IX86_BUILTIN_PMULLD128): Likewise.
1184 (IX86_BUILTIN_ROUNDPD): Likewise.
1185 (IX86_BUILTIN_ROUNDPS): Likewise.
1186 (IX86_BUILTIN_ROUNDSD): Likewise.
1187 (IX86_BUILTIN_ROUNDSS): Likewise.
1188 (IX86_BUILTIN_PTESTZ): Likewise.
1189 (IX86_BUILTIN_PTESTC): Likewise.
1190 (IX86_BUILTIN_PTESTNZC): Likewise.
1191 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1192 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1193 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1194 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1195 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1197 (bdesc_sse_3arg): Likewise.
1198 (bdesc_2arg): Likewise.
1199 (bdesc_1arg): Likewise.
1200 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1202 (ix86_expand_sse_4_operands_builtin): New.
1203 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1204 smaller than 8 bits as the 2nd arg.
1205 (ix86_expand_sse_ptest): New.
1206 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1207 (ix86_expand_vector_set): Support SSE4.1.
1208 (ix86_expand_vector_extract): Likewise.
1210 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1211 __SSE4_1__ for -msse4.1.
1213 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1214 (UNSPEC_INSERTPS): Likewise.
1215 (UNSPEC_DP): Likewise.
1216 (UNSPEC_MOVNTDQA): Likewise.
1217 (UNSPEC_MPSADBW): Likewise.
1218 (UNSPEC_PHMINPOSUW): Likewise.
1219 (UNSPEC_PTEST): Likewise.
1220 (UNSPEC_ROUNDP): Likewise.
1221 (UNSPEC_ROUNDS): Likewise.
1223 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1225 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1226 (const_pow2_1_to_32768_operand): Likewise.
1228 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1231 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1233 (sse4_1_insertps): Likewise.
1234 (*sse4_1_extractps): Likewise.
1235 (sse4_1_ptest): Likewise.
1236 (sse4_1_mulv2siv2di3): Likewise.
1237 (*sse4_1_mulv4si3): Likewise.
1238 (*sse4_1_smax<mode>3): Likewise.
1239 (*sse4_1_umax<mode>3): Likewise.
1240 (*sse4_1_smin<mode>3): Likewise.
1241 (*sse4_1_umin<mode>3): Likewise.
1242 (sse4_1_eqv2di3): Likewise.
1243 (*sse4_1_pinsrb): Likewise.
1244 (*sse4_1_pinsrd): Likewise.
1245 (*sse4_1_pinsrq): Likewise.
1246 (*sse4_1_pextrb): Likewise.
1247 (*sse4_1_pextrb_memory): Likewise.
1248 (*sse4_1_pextrw_memory): Likewise.
1249 (*sse4_1_pextrq): Likewise.
1250 (sse4_1_blendpd): Likewise.
1251 (sse4_1_blendps): Likewise.
1252 (sse4_1_blendvpd): Likewise.
1253 (sse4_1_blendvps): Likewise.
1254 (sse4_1_dppd): Likewise.
1255 (sse4_1_dpps): Likewise.
1256 (sse4_1_movntdqa): Likewise.
1257 (sse4_1_mpsadbw): Likewise.
1258 (sse4_1_packusdw): Likewise.
1259 (sse4_1_pblendvb): Likewise.
1260 (sse4_1_pblendw): Likewise.
1261 (sse4_1_phminposuw): Likewise.
1262 (sse4_1_extendv8qiv8hi2): Likewise.
1263 (*sse4_1_extendv8qiv8hi2): Likewise.
1264 (sse4_1_extendv4qiv4si2): Likewise.
1265 (*sse4_1_extendv4qiv4si2): Likewise.
1266 (sse4_1_extendv2qiv2di2): Likewise.
1267 (*sse4_1_extendv2qiv2di2): Likewise.
1268 (sse4_1_extendv4hiv4si2): Likewise.
1269 (*sse4_1_extendv4hiv4si2): Likewise.
1270 (sse4_1_extendv2hiv2di2): Likewise.
1271 (*sse4_1_extendv2hiv2di2): Likewise.
1272 (sse4_1_extendv2siv2di2): Likewise.
1273 (*sse4_1_extendv2siv2di2): Likewise.
1274 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1275 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1276 (sse4_1_zero_extendv4qiv4si2): Likewise.
1277 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1278 (sse4_1_zero_extendv2qiv2di2): Likewise.
1279 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1280 (sse4_1_zero_extendv4hiv4si2): Likewise.
1281 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1282 (sse4_1_zero_extendv2hiv2di2): Likewise.
1283 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1284 (sse4_1_zero_extendv2siv2di2): Likewise.
1285 (*sse4_1_zero_extendv2siv2di2): Likewise.
1286 (sse4_1_roundpd): Likewise.
1287 (sse4_1_roundps): Likewise.
1288 (sse4_1_roundsd): Likewise.
1289 (sse4_1_roundss): Likewise.
1290 (mulv4si3): Don't expand for SSE4.1.
1291 (smax<mode>3): Likewise.
1292 (umaxv4si3): Likewise.
1293 (uminv16qi3): Likewise.
1294 (umin<mode>3): Likewise.
1295 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1297 * doc/extend.texi: Document SSE4.1 built-in functions.
1299 * doc/invoke.texi: Document -msse4.1.
1301 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1303 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1304 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1305 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1306 (ASM_SPEC): Add asm_pcrel_spec.
1307 (EXTRA_SPECS): Add asm_pcrel_spec.
1309 2007-05-21 David Daney <ddaney@avtrex.com>
1311 * doc/install.texi (Building a cross compiler): Add requirements
1312 for Java cross compiler.
1314 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1317 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1318 Add loopno argument. Use evolution_function_is_invariant_rec_p
1319 instead of evolution_function_is_constant_p.
1320 Update calls to evolution_function_is_affine_multivariate_p.
1321 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1322 Add loopno argument.
1323 * tree-scalar-evolution.c (gather_chrec_stats): Call
1324 evolution_function_is_affine_multivariate_p with a loop
1326 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1327 (analyze_overlapping_iterations): Likewise.
1328 (access_functions_are_affine_or_constant_p): Likewise.
1329 (build_classic_dist_vector_1): If the access functions
1330 are equal, don't do anything.
1332 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1333 Paolo Carlini <pcarlini@suse.de>
1334 Uros Bizjak <ubizjak@gmail.com>
1336 * c-cppbuiltin.c (c_cpp_builtins): Define
1337 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1338 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1339 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1340 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1342 2007-05-21 Mike Stump <mrs@apple.com>
1344 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1346 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1348 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1350 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1351 implementation if __OPTIMIZE__ is not defined.
1352 (_mm_alignr_pi8): Ditto.
1353 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1354 (_mm_inserti_si64): Ditto.
1355 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1356 (_mm_slli_epi16): Ditto.
1357 (_mm_slli_epi32): Ditto.
1358 (_mm_slli_epi64): Ditto.
1359 (_mm_srai_epi16): Ditto.
1360 (_mm_srai_epi32): Ditto.
1361 (_mm_srli_si128): Ditto.
1362 (_mm_slli_si128): Ditto.
1363 (_mm_srli_epi16): Ditto.
1364 (_mm_srli_epi32): Ditto.
1365 (_mm_srli_epi64): Ditto.
1366 (_mm_extract_epi16): Ditto.
1367 (_mm_insert_epi16): Ditto.
1368 (_mm_shufflehi_epi16): Ditto.
1369 (_mm_shufflelo_epi16): Ditto.
1370 (_mm_shuffle_epi32): Ditto.
1371 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1373 (_mm_insert_pi16): Ditto.
1375 (_mm_shuffle_pi16): Ditto.
1377 (_mm_shufle_ps): Ditto.
1378 (_mm_prefetch): Ditto.
1380 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1382 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1383 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1384 * real.c (encode_i370_single, decode_i370_single,
1385 encode_i370_double, decode_i370_double): Functions removed.
1386 (i370_single_format, i370_double_format): Initializations removed.
1387 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1388 Consider the log2_b field to always be one.
1389 (ieee_single_format, mips_single_format, coldfire_single_format,
1390 ieee_double_format, mips_double_format, coldfire_double_format,
1391 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1392 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1393 ibm_extended_format, mips_extended_format, ieee_quad_format,
1394 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1395 decimal_single_format, decimal_double_format, decimal_quad_format,
1396 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1397 initialization of log2_b.
1398 * real.h (i370_single_format, i370_double_format): Declarations removed.
1399 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1400 field to always be one.
1402 2007-05-21 Andreas Schwab <schwab@suse.de>
1404 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1405 NOTE_INSN_BASIC_BLOCK_P.
1406 (process_for_unwind_directive): Likewise.
1408 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1410 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1411 * function.h (struct function): Move va_list_gpr_size,
1412 va_list_fpr_size, function_frequency to front of bitfields. Add
1414 (current_function_calls_unwind_init): New.
1415 * except.c (expand_builtin_unwind_init): Set
1416 current_function_calls_unwind_init not
1417 current_function_has_nonlocal_label.
1418 * reload1.c (has_nonexceptional_receiver): New.
1419 (reload): Use it and current_function_calls_unwind_init to
1420 determine whether call-saved regs must be saved.
1422 2007-05-20 Jan Hubicka <jh@suse.cz>
1424 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1425 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1426 * ddg.c (create_ddg): LIkewise.
1427 * final.c (final): Remove hunk moving line numbernotes around since
1428 they are no longer present at this stage.
1429 (final_scan_insn): Use NOTE_KIND instead of
1430 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1431 (output_asm_label): Likewise.
1432 * reorg.c (dbr_schedule): Likewise.
1433 * haifa-sched.c (unlink_other_notes): Likewise.
1434 * mode-switching.c (optimize_mode_switching): Likewise.
1435 * graph.c (start_bb): Likewise.
1436 * rtl.def (NOTE): Update description.
1437 * jump.c (squeeze_notes): Delete.
1438 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1439 NOTE_INSN_BASIC_BLOCK_P when possible.
1440 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1441 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1442 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1443 (dwarf2out_var_location): Likewise.
1444 * cfgbuild.c (make_edges): Likewise.
1445 (find_basic_blocks_1): Likewise.
1446 * function.c (reorder_blocks_1): Likewise.
1447 (epilogue_done): Likewise.
1448 (reposition_prologue_and_epilogue_notes): Likewise.
1449 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1451 (print_rtl): Likewise.
1452 (print_rtl_single): Likewise.
1453 * gcse.c (insert_insn_start_bb): Likewise.
1454 * alias.c (init_alias_analysis): Likewise.
1455 * calls.c (fixup_tail_calls): Likewise.
1456 * except.c (sjlj_emit_function_enter): Likewise.
1457 * emit-rtl.c (add_insn_after): Likeiwse.
1458 (emit_label_before): Likewise.
1459 (emit_label_after): Likewise.
1460 (emit_note_before, emit_note_after, emit_note): Update
1461 parameter to be enum insn_note; do not deal with source
1463 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1464 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1466 (merge_blocks_move_successor_nojumps): Simplify now when
1467 we don't have BLOCK notes.
1468 (try_optimize_cfg): Likewise.
1469 * cfglayout.c (skip_insns_after_block): Likewise.
1470 (record_effective_endpoints): Likewise.
1471 (duplicate_insn_chain): Likewise.
1472 * varasm.c (output_constant_pool_1): Likewise.
1473 * sched-deps.c (sched_analyze): Likewise.
1474 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1476 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1477 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1478 (SET_INSN_DELETED): Simplify.
1479 (NOTE_LINE_NUMBER): Exterminate.
1480 (NOTE_LINE_KIND): New.
1481 (NOTE_INSN_BASIC_BLOCK_P): Update.
1482 (enum insn_note): Simplify.
1483 (GET_NOTE_INSN_NAME) Simplify.
1484 (emit_note_before, emit_note_after, emit_note): Update prototype.
1485 (squeeze_notes): Remove.
1486 * sched-int.h (NOTE_NOT_BB_P): Update.
1487 * resource.c (mark_target_live_regs): Update.
1488 * sched-rgn.c (debug_dependencies): Update.
1489 * sched-vis.c (print_insn): Update.
1490 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1491 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1492 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1493 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1494 (split_branches): Update.
1495 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1497 (sh_adjust_unroll_max): Exterminate.
1498 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1499 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1500 (m68hc11_reorg): Likewise.
1501 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1502 (emit_predicate_relation_info): Update.
1503 (process_for_unwind_directive): Update.
1504 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1505 (output_call): Update.
1506 * config/pa/pa.c (output_lbranch): Update.
1507 (output_millicode_call): Update.
1508 (output_call): Update.
1509 (pa_combine_instructions): Update.
1510 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1511 * config/bfin/bfin.c (gen_one_bundle): Update.
1512 * cfgrtl.c (can_delete_note_p): Update.
1513 (delete_insn): Update.
1514 (rtl_merge_blocks): Update.
1515 (commit_one_edge_insertion): Update.
1516 (rtl_verify_flow_info): Update.
1517 * stmt.c (expand_case): Do not call squeeze_notes.
1519 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1526 * c.opt (Wtype-limits): New.
1527 * doc/invoke.texi (Wtype-limits): Document it.
1528 (Wextra): Enabled by -Wextra.
1529 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1530 * c-common.c (shorten_compare): Warn with Wtype-limits.
1532 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1534 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1535 inlined function, not as a macro.
1536 (_mm_alignr_pi8): Ditto.
1537 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1538 (_mm_inserti_si64): Ditto.
1539 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1540 (_mm_extract_epi16): Ditto.
1541 (_mm_insert_epi16): Ditto.
1542 (_mm_shufflehi_epi16): Ditto.
1543 (_mm_shufflelo_epi16): Ditto.
1544 (_mm_shuffle_epi32): Ditto.
1545 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1546 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1548 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1550 (_m_to_float): Use C89 compatible assignment.
1552 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1555 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1557 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1560 * doc/invoke.texi (Wreturn-type): Complete description.
1561 (Wextra): Delete item about return-type warning.
1562 * c-decl.c: Delete redundant Wextra warning.
1564 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1567 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1568 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1569 inlined function, not as a macro.
1570 (_mm_prefetch): Ditto.
1572 (_mm_insert_pi16): Ditto.
1574 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1575 (_m_pshufw): Ditto. Add const to __N argument.
1576 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1577 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1578 (_mm_slli_epi32): Ditto.
1579 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1580 Add __inline to function declaration.
1581 (_mm_slli_si128): Ditto.
1583 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1585 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1586 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1588 (struct fenv): New structure.
1589 (FP_HANDLE_EXCEPTIONS): New define.
1590 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1591 (_FP_DECL_EXP): New define.
1592 (FP_INIT_ROUNDMODE): New define.
1593 (FP_ROUNDMODE): New define.
1595 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1597 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1598 (Wconversion): Update description.
1599 (Wconversion-sign): New.
1600 * c.opt (Wconversion-sign): New.
1601 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1602 means disabled for C++. Otherwise, take the status of Wconversion.
1603 * c-common.c (conversion_warning): Warn with either Wconversion or
1605 (warnings_for_convert_and_check): Conditions are already checked by
1607 (convert_and_check): Don't check warnings if the conversion failed.
1609 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1610 Anatoly Sokolov <aesok@dol.ru>
1612 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1613 avr_epilogue_uses) : Add declaration.
1614 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1615 * config/avr/constraints.md (R): New constraint.
1616 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1617 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1618 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1619 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1620 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1621 call_prologue_saves, epilogue_restores, return_from_epilogue,
1622 return_from_main_epilogue, return_from_interrupt_epilogue,
1623 return_from_naked_epilogue, prologue, epilogue): New patterns.
1624 (jump): Handle symbol reference.
1625 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1626 avr_output_function_prologue, avr_output_function_epilogue): Remove
1628 (avr_init_machine_status, expand_prologue, expand_epilogue,
1629 avr_asm_function_end_prologue, avr_epilogue_uses,
1630 avr_asm_function_begin_epilogue): New functions.
1631 (prologue_size, epilogue_size, jump_tables_size): Remove global
1633 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1634 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1635 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1636 (avr_override_options): Initialise init_machine_status.
1637 (output_movhi): Handle all stack pointer loads.
1638 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1639 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1640 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1641 (EPILOGUE_USES) Redefine.
1642 (machine_function) Declare.
1644 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1646 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1647 Use a single return statement.
1649 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1652 * builtins.c (do_mpfr_lgamma_r): New.
1653 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1654 * tree.h (CASE_FLT_FN_REENT): New.
1656 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1658 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1659 (output_die): Use 'unsigned long' with %x.
1660 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1661 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1662 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1664 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1666 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1672 true if function has no argument.
1674 2007-05-18 DJ Delorie <dj@redhat.com>
1676 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1677 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1679 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1681 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1682 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1683 count_trailing_zeros.
1684 (__i386__): Implement count_leading_zeros using __builtin_clz().
1685 Implement count_trailing_zeros usign __builtin_ctz().
1687 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1689 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1691 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1694 * expr.c (emit_move_change_mode): Change mode of push operands here.
1696 2007-05-17 Ian Lance Taylor <iant@google.com>
1698 PR tree-optimization/31953
1699 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1701 (set_value_range_to_null): Call set_value_range_to_value.
1702 (extract_range_from_comparison): Likewise.
1704 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1706 * toplev.c (print_version): Output GMP/MPFR version info.
1708 * builtins.c (CASE_MATHFN_REENT): New macro.
1709 (mathfn_built_in): Use it.
1710 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1711 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1712 BUILT_IN_LGAMMAL_R): New.
1713 * doc/extend.texi: Document new builtins.
1716 * builtins.c (do_mpfr_remquo): New.
1717 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1718 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1721 * builtins.c (fold_builtin_1): Handle y0, y1.
1722 (fold_builtin_2): Handle yn.
1725 * builtins.c (do_mpfr_bessel_n): New.
1726 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1727 (fold_builtin_2): Handle BUILT_IN_JN.
1729 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1732 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1733 TYPE_PRECISION (intmax_type_node).
1735 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1738 * reload.c (subst_reloads): Remove checking.
1740 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1742 PR rtl-optimization/31691
1743 * combine.c (simplify_set): Build a new src pattern instead of
1744 substituting its operands in the COMPARE case.
1746 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1748 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1749 (execute_vrp): Preserve loops through jump threading.
1750 * tree-ssa-threadupdate.c (thread_single_edge,
1751 dbds_continue_enumeration_p, determine_bb_domination_status,
1752 thread_through_loop_header): New functions.
1753 (create_edge_and_update_destination_phis,
1754 create_edge_and_update_destination_phis): Set loops for the new blocks.
1755 (prune_undesirable_thread_requests): Removed.
1756 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1758 (thread_block): Do not call prune_undesirable_thread_requests.
1760 (mark_threaded_blocks): Select edges to thread here.
1761 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1762 Thread edges through loop headers independently.
1763 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1764 * tree-pass.h (TODO_mark_first_instance): New.
1765 (first_pass_instance): Declare.
1766 * cfghooks.c (duplicate_block): Put the block to the original loop
1767 if copy is not specified.
1768 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1769 jump threading. Pass may_peel_loop_headers to
1770 thread_through_all_blocks according to first_pass_instance.
1771 * cfgloop.h (create_preheader): Declare.
1772 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1773 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1774 * passes.c (first_pass_instance): New variable.
1775 (next_pass_1): Set TODO_mark_first_instance.
1776 (execute_todo): Set first_pass_instance.
1778 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1780 PR tree-optimization/24659
1781 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1782 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1783 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1784 OTI_vec_pack_ufix_trunc.
1785 (vec_unpacks_float_hi_optab): Define new macro.
1786 (vec_unpacks_float_lo_optab): Ditto.
1787 (vec_unpacku_float_hi_optab): Ditto.
1788 (vec_unpacku_float_lo_optab): Ditto.
1789 (vec_pack_sfix_trunc_optab): Ditto.
1790 (vec_pack_ufix_trunc_optab): Ditto.
1791 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1792 and vec_pack_[s|u]fix_trunc_optab using
1793 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1794 * tree-vectorizer.c (supportable_widening_operation): Handle
1795 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1796 (supportable_narrowing_operation): New function.
1797 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1798 * tree-vect-transform.c (vectorizable_conversion): Handle
1799 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1800 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1801 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1802 to check for target support.
1803 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1804 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1805 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1806 for VEC_PACK_FIX_TRUNC_EXPR.
1807 (expand_binop): Special case mode of the result for
1808 vec_pack_[u|s]fix_trunc_optab.
1809 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1810 vec_pack_[u|s]fix_trunc_optab.
1812 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1813 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1814 * tree-pretty-print.c (dump_generic_node): Handle
1815 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1816 VEC_PACK_FIX_TRUNC_EXPR.
1818 * expr.c (expand_expr_real_1): Ditto.
1819 * tree-inline.c (estimate_num_insns_1): Ditto.
1820 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1822 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1823 (vec_unpacks_float_lo_v8hi): Ditto.
1824 (vec_unpacku_float_hi_v8hi): Ditto.
1825 (vec_unpacku_float_lo_v8hi): Ditto.
1826 (vec_unpacks_float_hi_v4si): Ditto.
1827 (vec_unpacks_float_lo_v4si): Ditto.
1828 (vec_pack_sfix_trunc_v2df): Ditto.
1830 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1832 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1833 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1834 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1835 [vec_pack_ufix_trunc]: Ditto.
1836 [vec_unpacks_float_hi]: Ditto.
1837 [vec_unpacks_float_lo]: Ditto.
1838 [vec_unpacku_float_hi]: Ditto.
1839 [vec_unpacku_float_lo]: Ditto.
1841 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1843 * soft-fp/README: Update for new files.
1844 * soft-fp/floattisf.c: New file.
1845 * soft-fp/floattidf.c: New file.
1846 * soft-fp/floattitf.c: New file.
1847 * soft-fp/floatuntisf.c: New file.
1848 * soft-fp/floatuntidf.c: New file.
1849 * soft-fp/floatuntitf.c: New file.
1850 * soft-fp/fixsfti.c: New file.
1851 * soft-fp/fixdfti.c: New file.
1852 * soft-fp/fixtfti.c: New file.
1853 * soft-fp/fixunssfti.c: New file.
1854 * soft-fp/fixunsdfti.c: New file.
1855 * soft-fp/fixunstfti.c: New file.
1856 * soft-fp/extendxftf.c: New file.
1857 * soft-fp/trunctfxf.c: New file.
1859 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1860 (__trunctfxf2): Ditto.
1862 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1863 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1864 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1865 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1866 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1867 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1869 * config/i386/t-fprules-softfp64: New file.
1870 * config/i386/sfp-machine.h: New file.
1871 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1872 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1873 and soft-fp/t-softfp to tmake_file.
1874 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1875 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1877 * config/i386/t-linux64 (softfp_wrap_start): New.
1878 (softfp_wrap_end): New.
1879 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1880 supported for TARGET_64BIT.
1882 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1884 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1885 c_common_unsigned_type behavior.
1887 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1889 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1892 2007-05-16 Eric Christopher <echristo@apple.com>
1894 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1895 saving after stack push. Set sp_offset whenever we push.
1896 (rs6000_emit_epilogue): Move altivec register restore before
1899 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1901 * configure.ac: Allow sysroots to be relocated under $prefix as
1902 well as $exec_prefix.
1903 * configure: Regenerate.
1905 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1909 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1911 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1912 (gcc_tooldir): Likewise.
1913 * configure: Regenerate.
1914 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1915 old configure.ac gcc_tooldir setting.
1916 (prefix_to_exec_prefix): New variable.
1917 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1918 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1920 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1922 * c-typeck.c (build_binary_op): Return early for error.
1924 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1926 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1927 struct nb_iter_bound.
1928 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1929 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1930 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1931 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1932 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1933 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1934 (del_scev_info): Use ggc_free.
1935 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1936 * loop-init.c: Include ggc.h.
1937 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1938 (loop_optimizer_finalize): Use ggc_free.
1939 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1940 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1941 pass_iv_optimize): Add TODO_ggc_collect.
1942 * function.h (struct function): Remove skip marker from x_current_loops.
1943 * cfgloop.c: Include ggc.h.
1944 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1946 (establish_preds): Vector superloops is gc allocated.
1947 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1949 (flow_loops_find): Vector larray is gc allocated.
1950 (loop_exit_free): Use ggc_free.
1951 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1952 that head of exits list is now not a part of struct loop.
1953 (record_loop_exits): Allocate exits table in gc memory.
1954 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1955 head of exits list is now not a part of struct loop.
1956 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1957 struct loop_exit): Add GTY marker.
1958 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1959 Add skip marker to aux field. Make head of exits list a separate
1961 (struct loops): Add GTY marker. Make larray vector gc allocated.
1962 Add param marker to exits table.
1963 (get_loops): Type changed.
1964 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1966 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1967 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1968 * basic-block.h (struct basic_block_def): Remove skip marker from
1971 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1973 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1974 of 0 in the call to expand_expr().
1975 (expand_builtin_mathfn_3): Ditto.
1976 (expand_builtin_interclass_mathfn): Ditto.
1977 (expand_builtin_cexpi): Ditto.
1978 (expand_builtin_int_roundingfn): Ditto.
1979 (expand_builtin_int_roundingfn_2): Ditto.
1980 (expand_builtin_pow): Ditto.
1981 (expand_builtin_powi): Ditto.
1982 (expand_builtin_bswap): Ditto.
1983 (expand_builtin_unop): Ditto.
1984 (expand_builtin_fabs): Ditto.
1985 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1986 the call to expand_expr().
1987 (expand_builtin_sync_operation): Ditto.
1988 (expand_builtin_compare_and_swap): Ditto.
1989 (expand_builtin_lock_test_and_set): Ditto.
1990 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1991 instead of 0 in the call to expand_expr().
1992 (expand_builtin_extract_return_addr): Ditto.
1993 (expand_builtin_eh_return): Ditto.
1994 (expand_eh_return): Ditto.
1995 * explow.c (expr_size): Ditto.
1996 * expr.c (optimize_bitfield_assignment_op): Ditto.
1997 (expand_assignement): Ditto.
1998 (store_expr): Ditto.
1999 (store_field): Ditto.
2000 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2001 the call to expand_expr().
2002 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2003 in the call to expand_expr().
2004 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2005 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2006 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2008 * optabs.c (expand_vec_shift_expr): Ditto.
2009 (expand_vec_cond_expr): Ditto.
2010 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2011 call to expand_expr().
2012 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2013 in the call to expand_expr().
2015 2007-05-14 Dave Korn <dave.korn@artimi.com>
2017 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2019 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2021 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2022 instead of c_common_unsigned_type.
2023 (c_common_unsigned_type): Remove.
2024 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2025 c_common_unsigned_type.
2026 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2027 c_common_unsigned_type.
2028 * c-common.h (c_common_unsigned_type): Remove.
2029 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2030 c_common_unsigned_type.
2031 * c-format.c (check_format_types): Use unsigned_type_for instead of
2032 c_common_unsigned_type.
2033 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2034 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2035 c_common_unsigned_type.
2036 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2037 lang_hooks.types.unsigned_type.
2038 * expmed.c (make_tree): Use unsigned_type_for instead of
2039 lang_hooks.types.unsigned_type.
2040 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2041 lang_hooks.types.unsigned_type.
2042 (build_range_check): Likewise.
2043 (fold_unary): Likewise.
2044 (fold_binary): Likewise.
2045 (fold_ternary): Likewise.
2046 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2047 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2048 * tree.c (get_unsigned_type): New.
2049 (unsigned_type_for): Use get_unsigned_type instead of
2050 lang_hooks.types.unsigned_type.
2052 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2054 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2055 to m68k_get_function_kind. Update its prototype.
2056 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2058 (m68k_interrupt_function_p): Return enum m68k_function_type
2059 instead of bool. Rename to m68k_get_function_kind.
2060 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2062 (m68k_compute_frame_layout): Don't mark any register for save
2063 if an interrupt_thread attribute is specified.
2064 (m68k_hard_regno_rename_ok): Update a use of
2065 m68k_interrupt_function_p.
2066 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2067 m68k_interrupt_function_p.
2068 (m68k_function_type): New.
2069 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2070 for a function with an interrupt_thread attribute.
2071 * doc/extend.texi: Document the interrupt_thread attribute.
2073 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2075 Fix PR tree-optimization/31911
2076 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2077 if they didn't change the expression.
2079 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2081 * tree-scalar-evolution.c (resolve_mixers): Exported.
2082 * tree-scalar-evolution.h (resolve_mixers): Declare.
2083 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2084 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2085 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2086 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2087 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2088 strip_conversion, analyze_offset_expr, address_analysis,
2089 object_analysis, analyze_offset): Removed.
2090 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2091 split_constant_offset, canonicalize_base_object_address,
2092 object_address_invariant_in_loop_p, disjoint_objects_p,
2093 dr_may_alias_p, dr_address_invariant_p): New functions.
2094 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2095 and dr_analyze_alias.
2096 (initialize_data_dependence_relation): Use dr_may_alias_p
2097 and object_address_invariant_in_loop_p.
2098 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2100 (find_data_references_in_stmt): Restrict the analysis of data references
2101 to the given loop nest.
2102 (find_data_references_in_loop): Made static. Pass loop nest to
2103 find_data_references_in_stmt.
2104 (compute_data_dependences_for_loop): Use DR_VOPS.
2105 (free_data_ref): Free DR_VOPS.
2106 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2107 (struct innermost_loop_behavior): ... new.
2108 (struct base_object_info): Replaced by ...
2109 (struct indices): ... new.
2110 (struct dr_alias): New.
2111 (enum data_ref_type): Removed.
2112 (struct data_reference): Consist of struct innermost_loop_behavior,
2113 struct indices and struct dr_alias.
2114 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2115 (DR_MEMTAG): Renamed to ...
2116 (DR_SYMBOL_TAG): ... this.
2117 (find_data_references_in_loop): Declaration removed.
2118 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2119 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2120 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2121 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2123 2007-05-13 Revital Eres <eres@il.ibm.com>
2125 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2126 which walks virtual def-use chains to find redundant stores.
2127 (dse_optimize_stmt): Call it.
2129 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2131 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2132 * passes.c (init_optimization_passes): Move pass_jump_bypass
2135 * basic-block.h (bb_has_eh_pred): Fix style issue.
2137 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2139 PR rtl-optimization/31848
2140 * loop-invariant.c (move_invariant_reg): If we move an insn
2141 with a REG_EQUAL note, and that insn is not always executed,
2142 remove the REG_EQUAL note.
2144 2007-05-12 Richard Guenther <rguenther@suse.de>
2146 PR tree-optimization/31797
2147 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2148 propagate into a stmt that has volatile ops.
2150 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2152 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2153 (gcc_tooldir): Likewise.
2154 * configure: Regenerate.
2155 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2156 old configure.ac gcc_tooldir setting.
2157 (prefix_to_exec_prefix): New variable.
2158 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2159 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2161 2007-05-11 Silvius Rus <rus@google.com>
2163 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2164 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2165 * c-common.h (strict_aliasing_warning): Change return type.
2166 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2167 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2168 (build_c_cast): Condition call to strict_aliasing_warning.
2169 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2170 * flags.h (set_Wstrict_aliasing): Declare.
2171 * opts.c (set_Wstrict_alising): Define, add call to.
2172 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2173 * tree-ssa-alias-warnings.c: New file.
2174 * tree-ssa-alias.c (compute_may_aliases): Add call to
2175 strict_aliasing_warning_backend.
2177 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2179 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2180 Use loop_depth and loop_outer accessor functions.
2181 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2182 determine_invariantness_stmt, move_computations_stmt): Ditto.
2183 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2184 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2185 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2186 * tree-scalar-evolution.c (interpret_loop_phi,
2187 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2188 instantiate_parameters_1, scev_const_prop): Ditto.
2189 * cfghooks.c (make_forwarder_block): Ditto.
2190 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2191 * modulo-sched.c (loop_canon_p): Ditto.
2192 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2193 slpeel_can_duplicate_loop_p): Ditto.
2194 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2195 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2196 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2197 cancel_loop, verify_loop_structure): Ditto.
2198 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2199 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2200 superloops vector instead of "pred" array.
2201 (establish_preds): Take father loop as an argument. Initialize the
2203 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2204 initialize loop->outer.
2205 (flow_loop_tree_node_remove): Truncate the superloops vector.
2206 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2207 "pred" merged to "superloops" vector.
2208 (loop_depth, loop_outer): New.
2209 (fel_init): Use loop_outer.
2211 2007-05-11 Jan Hubicka <jh@suse.cz>
2213 * cgraphunit.c: Include gt-cgraphunit.h
2214 (static_ctors, static_dtors): New static vars.
2215 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2216 based on implementation in c-common.c
2217 (cgraph_finalize_function): Call record_cdtor_fn.
2218 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2219 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2220 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2221 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2222 build_cdtor, c_build_cdtor_fns): Remove.
2223 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2224 c_build_cdtor_fns): Remove prototype.
2226 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2229 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2230 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2231 * builtins.c (fold_builtin_memchr): New.
2232 (expand_builtin_memchr): Call the latter.
2233 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2234 * doc/extend.texi ([Other built-in functions provided by GCC]):
2237 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2239 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2240 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2241 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2242 PFPO_OP1_TYPE_SHIFT): Constants added.
2243 (DFP_ALL): Mode macro defined.
2244 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2245 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2246 Insn definitions added.
2247 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2248 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2251 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2253 PR tree-optimization/31885
2254 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2256 (automatically_generated_chrec_p): Return false for NULL.
2258 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2260 * config/bfin/bfin.h (MOVE_RATIO): Define.
2262 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2264 * config.gcc (sparc-wrs-vxworks): New target.
2265 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2266 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2267 * config/sparc/sparc.h: Include vxworks-dummy.h.
2268 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2269 include LABEL_REFs too.
2270 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2271 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2273 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2275 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2276 (sparc_emit_call_insn): New function.
2277 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2278 functions when generating VxWorks PIC.
2279 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2280 (call, call_value): Use sparc_emit_call_insn instead of
2283 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2285 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2287 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2289 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2290 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2291 instead of operand_subword.
2293 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2295 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2296 * config/bfin/bfin.c (bfin_local_alignment): New function.
2297 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2299 2007-05-08 Chao-ying Fu <fu@mips.com>
2301 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2302 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2303 (smsub_widen_optab, umsub_widen_optab): Define.
2304 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2306 * genopinit.c (optabs): Fill in smsub_widen_optab and
2308 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2309 and umsub_widen_optab to implement multiply-subtract sequences.
2310 * config/mips/mips.md (*msac<u>_di): Rename to...
2311 (<u>msubsidi4): ...this. Extend condition to include
2312 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2313 of operand 0 to "ka" and use the three-operand form of msub<u>
2315 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2318 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2320 PR rtl-optimization/28011
2321 * reload.c (push_reload): Set dont_share if IN appears in OUT
2322 also when IN is a PLUS rtx.
2323 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2326 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2328 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2329 call unshare_all_decls.
2330 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2331 (unshare_all_decls): Remove.
2333 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2336 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2339 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2340 Nigel Stephens <nigel@mips.com>
2342 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2343 Update comments and all uses.
2344 (MIN_FPRS_PER_FMT): Define.
2345 * config/mips/mips.c (function_arg): Fix to correctly handle
2346 the -mips32r2 -mfp64 -mabi=32 case.
2347 (override_options): Enable use of odd-numbered registers for
2348 SFmode values on MIPS32.
2349 (mips_save_reg_p): Save whole floating-point register pair if
2350 either half is used.
2351 (compute_frame_size): Fix comment.
2353 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2355 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2356 argument of type bool.
2357 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2358 argument. Safely select temporary P register according to it.
2359 (do_link): Change call site of add_to_reg accordingly.
2360 (do_unlink): Add epilogue_p as a fourth argument and pass it
2362 (expand_interrupt_handler_epilogue): Change call of do_unlink
2364 (bfin_expand_prologue): Add a third argument sibcall_p.
2365 * config/bfin/bfin.md (epilogue): Change call of
2366 bfin_expand_epilogue accordingly.
2367 (sibcall_epilogue): Likewise.
2368 (eh_return_internal): Likewise.
2370 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2371 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2372 * config/bfin/bfin.c (bfin_handle_option): Handle
2373 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2374 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2375 Support bf534, bf536 and bf561.
2376 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2378 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.c (ix86_function_regparm): Process local
2382 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2384 2007-05-07 Mike Stump <mrs@apple.com>
2386 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2387 also checks for and while statements in C++.
2389 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2391 * gcc.c (at_file_supplied): New variable.
2392 (main): Set it if we expanded argv.
2393 (do_spec_1): Pass an @-file to the linker if we were called with
2394 an @-file argument and HAVE_GNU_LD.
2395 * collect2.c (at_file_supplied): New variable.
2396 (response_file): New variable.
2397 (collect_exit): Unlink response_file if necessary.
2398 (handler): Likewise.
2399 (do_wait): Likewise.
2400 (main): Set at_file_supplied if we expanded argv.
2401 (collect_execute): Pass an @-file to subprocesses if we were called
2402 with an @-file argument.
2403 * configure.ac: Add define for HAVE_GNU_LD.
2404 * configure: Regenerate.
2405 * config.in: Regenerate.
2407 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2409 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2415 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2417 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2418 (TARGET_ENCODE_SECTION_INFO): Re-define.
2419 (m32c_encode_section_info): New
2420 (function_vector_handler): New
2421 (current_function_special_page_vector): New
2422 (m32c_special_page_vector_p): New.
2423 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2425 * config/m32c/jump.md: Added instruction JSRS for functions
2426 with attribute "function_vector".
2427 * doc/extend.texi (function_vector): Added description
2428 for M16C, M32C targets.
2430 2007-05-07 DJ Delorie <dj@redhat.com>
2433 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2434 ashrpsi3, lshrpsi3): Update shift count constraint.
2436 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2437 Nathan Froyd <froydnj@codesourcery.com>
2440 * c-incpath.c (add_path): Strip trailing path separators.
2442 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2444 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2445 Free dominance info before purging EH edges.
2446 (eliminate_degenerate_phis): Likewise.
2447 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2449 2007-05-07 Jan Hubicka <jh@suse.cz>
2451 * gimplify.c (gimplify_expr): Do not crash when folding
2452 (void *)(int)&a + 4.
2454 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2457 * c-opts.c (lang_fortran): Make it non static.
2458 * c-common.h (lang_fortran): New prototype.
2459 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2460 -lang-fortran option was passed by the driver.
2462 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2464 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2465 of ASSERT_CHECKING. Tweak message.
2467 2007-05-06 Revital Eres <eres@il.ibm.com>
2470 * loop-unroll.c (insert_var_expansion_initialization):
2471 Initialize the expansions with -zero instead of +zero.
2473 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2475 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2476 into pic and non-pic versions. Mark r19 as used for
2477 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2478 for tgd_load, tld_load and tie_load .
2479 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2480 version of tgd_load, tld_load and tie_load depending on the
2483 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2484 Jakub Jelinek <jakub@redhat.com>
2486 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2487 (__do_global_dtors_aux): Use more paranoid loop to run
2488 destructors if HIDDEN_DTOR_LIST_END.
2489 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2491 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2493 * varasm.c (align_variable): Don't increase alignment for
2494 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2495 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2497 2007-05-04 Josh Conner <jconner@apple.com>
2499 * basic-block.h (cdi_direction): Assign values to all enumeration
2501 (dom_computed): Remove.
2502 (dom_info_state): New.
2503 (set_dom_info_availability): New.
2504 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2505 walk_data.dom_direction.
2506 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2507 instead of dom_computed[].
2508 (split_edge): Likewise.
2509 (create_basic_block): Likewise.
2510 (merge_blocks): Likewise.
2511 * ifcvt.c (find_if_header): Likewise.
2512 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2513 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2514 * tree-ssa.c (verify_ssa): Likewise.
2515 * tree-cfg.c (tree_verify_flow_info): Likewise.
2516 (remove_edge_and_dominated_blocks): Likewise.
2517 * dominance.c (dom_computed): Make static.
2518 (calc_dfs_tree_nonrec): Change third param to a bool.
2519 (calc_dfs_tree): Change second param to a bool.
2520 (calc_idioms): Change second param to a bool. Use
2521 dom_convert_dir_to_idx.
2522 (init_dom_info): Validate dir before using.
2523 (dom_convert_dir_to_idx): New.
2524 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2525 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2526 (free_dominance_info): Use dom_convert_dir_to_idx.
2527 (get_immediate_dominator): Likewise.
2528 (set_immediate_dominator): Likewise.
2529 (get_dominated_by): Likewise.
2530 (redirect_immediate_dominators): Likewise.
2531 (nearest_common_denominator): Likewise.
2532 (dominated_by_p): Likewise.
2533 (bb_dom_dfs_in): Likewise.
2534 (bb_dom_dfs_out): Likewise.
2535 (recount_dominator): Likewise.
2536 (iterate_fix_dominators): Likewise.
2537 (add_to_dominance_info): Likewise.
2538 (delete_from_dominance_info): Likewise.
2539 (first_dom_son): Likewise.
2540 (next_dom_son): Likewise.
2541 (dom_info_available_p): Likewise.
2542 (dom_info_state): New.
2543 (set_dom_info_availability): New.
2545 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2547 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2549 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2551 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2553 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2554 (subdi3, subdi_carry): Delete.
2556 2007-05-04 Jan Hubicka <jh@suse.cz>
2557 Richard Guenther <rguenther@suse.de>
2559 * opts.c (decode_options): Do not fiddle with inlining
2560 parameters in case of optimizing for size.
2561 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2562 for size do nothing.
2563 (cgraph_decide_inlining_of_small_function): When optimizing for
2564 size never inline functions increasing caller size.
2565 (cgraph_early_inlining): Inline for size when optimizing for size.
2567 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2569 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2570 logical operations piecewise.
2571 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2572 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2573 subdi_sesidi_di): Delete.
2574 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2575 the generated sequence. Allow three-reg add in constraints. Rewrite
2576 the rtl expression for carry to avoid zero_extend of a constant.
2577 (sub_with_carry): New pattern.
2578 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2579 different sequence not involving jumps.
2580 (notbi): Now a named pattern.
2582 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2584 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2585 Add the note about a significant loss of accuracy of some
2586 mathematical routines when these options are used.
2588 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2590 * haifa-sched.c (rtx_vec_t): New typedef.
2591 (contributes_to_priority_p): Extract piece of priority () into new
2593 (priority): Use the function. Add assertion.
2594 (rank_for_schedule, set_priorities): Add assertion to check that
2595 insn's priority is initialized.
2596 (clear_priorities, calc_priorities): Change signature. Make it update
2597 all relevant insns. Update all callers ('add_to_speculative_block ()'
2598 and 'create_block_check_twin ()').
2599 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2600 Add new field 'priority_status'.
2601 (INSN_PRIORITY_STATUS): New macro.
2602 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2604 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2606 * sched-ebb.c (debug_ebb_dependencies): New static function.
2607 (init_ready_list): Use it.
2609 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2610 with changed signature and 'debug_rgn_dependencies ()'.
2611 (debug_rgn_dependencies): New static function.
2612 (init_ready_list): Use it.
2614 * sched-int.h (debug_dependencies): Declare.
2616 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2618 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2620 2007-05-04 Dirk Mueller <dmueller@suse.de>
2622 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2624 2007-05-03 Jan Hubicka <jh@suse.cz>
2626 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2627 for pointer type in more cases than before.
2629 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2631 * tree-object-size.c (plus_expr_object_size): When operand size is
2632 unknown, return unknown.
2634 2007-05-03 Dirk Mueller <dmueller@suse.de>
2636 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2638 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2641 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2643 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2645 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2647 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2649 * config/soft-fp/double.h, config/soft-fp/extended.h,
2650 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2651 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2652 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2653 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2656 2007-05-03 Ian Lance Taylor <iant@google.com>
2658 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2659 MASK_PPC_GFXOPT for 8540 or 8548.
2661 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2663 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2664 vect_print_dump_info() to output debug information.
2666 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2669 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2670 operands of size 2 when operand is not MEM_P.
2672 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2674 PR tree-optimization/30565
2675 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2677 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2679 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2680 (umulsi3_highpart): Use them.
2681 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2682 for final accumulator to D regisster tranfser.
2684 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2686 PR tree-optimization/31699
2687 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2689 (vect_enhance_data_refs_alignment): Compute peel amount using
2690 TYPE_VECTOR_SUBPARTS instead of vf.
2691 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2693 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2696 * system.h: Remove inclusion of double-int.h
2697 * tree.h: Include double-int.h
2698 * gengtype.c: Likewise
2699 * cfgloop.h: Likewise
2700 * Makefile.in: Adjust dependencies on double-int.h
2702 2007-05-02 Eric Christopher <echristo@apple.com>
2704 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2705 -shared to -Zdynamiclib.
2707 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2710 * c-common.c (strip_pointer_or_array_types): New function.
2711 * c-common.h (strip_pointer_or_array_types): New function declaration.
2713 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2715 PR tree-optimization/31771
2716 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2718 2007-05-02 Paul Brook <paul@codesourcery.com>
2720 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2722 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2725 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2728 2007-05-02 Nick Clifton <nickc@redhat.com>
2730 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2732 2007-05-02 Richard Guenther <rguenther@suse.de>
2734 PR tree-optimization/31146
2735 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2736 argument, single_use_p. If we have a single use that is
2737 a conversion to the definition rhs type, propagate that rhs.
2738 (forward_propagate_addr_expr): Pass single_use_p argument
2739 to forward_propagate_addr_expr_1.
2741 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2743 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2746 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2748 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2749 'AMD Family 10 core'.
2751 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2753 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2754 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2755 with SSE3 instruction set support.
2756 * doc/invoke.texi: Likewise.
2758 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2760 * config/i386/i386.c (override_options): Tuning 32-byte loop
2761 alignment for amdfam10 architecture. Increasing the max loop
2762 alignment to 24 bytes.
2764 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2766 * config/m68k/constraints.md: New.
2767 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2768 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2769 EXTRA_CONSTRAINT): Remove.
2770 * config/m68k/m68k.md: Include constraints.md.
2771 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2773 2007-05-01 Ian Lance Taylor <iant@google.com>
2775 PR tree-optimization/31739
2776 * tree-vrp.c (vrp_val_is_max): New static function.
2777 (vrp_val_is_min): New static function.
2778 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2780 (set_value_range): Use vrp_val_is_{max,min}.
2781 (extract_range_from_assert): Likewise.
2782 (extract_range_from_binary_expr): Likewise.
2783 (extract_range_from_unary_expr): Likewise.
2784 (dump_value_range, vrp_meet): Likewise.
2785 (vrp_visit_phi_node): Likewise.
2786 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2788 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2790 * config/i386/gmon-sol2.c (size_t): New type.
2791 (intptr_t): Likewise.
2792 (s_textsize): Declare as size_t.
2794 (monstartup): Use size_t for sizes.
2795 (_mcount): Save and restore registers.
2796 (internal_mcount): Pass 0 as the first argument to monstartup
2798 (moncontrol): Convert pointer to appropriately sized integer
2799 before passing to profil.
2801 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2803 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2804 __NO_FPRS__, not just if _SOFT_DOUBLE.
2805 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2806 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2807 also for E500 double.
2808 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2809 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2812 2007-05-01 Richard Guenther <rguenther@suse.de>
2814 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2817 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2819 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2821 2007-05-01 Jan Hubicka <jh@suse.cz>
2823 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2826 2007-05-01 Jan Hubicka <jh@suse.cz>
2828 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2829 (maybe_fold_offset_to_reference): Declare.
2830 * fold-const.c (fold_unary): Do not fold
2831 (type *)&A into &A->field_of_type_and_offset_0
2832 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2833 size is unknown, give up.
2834 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2836 (maybe_fold_offset_to_reference): New.
2837 (maybe_fold_stmt_indirect): Use it.
2838 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2839 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2841 (gimplify_expr): Likewise for plus_expr.
2843 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2845 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2846 bsi_after_labels. Always insert statements before bsi.
2847 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2848 * predict.c (apply_return_prediction): Check for empty blocks.
2849 * cfgexpand.c (lab_rtx_for_bb): New variable.
2850 (label_rtx_for_bb): Do not create new tree labels.
2851 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2852 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2853 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2855 (label_for_bb): Add field used.
2856 (update_eh_label, main_block_label): Mark the label used.
2857 (cleanup_dead_labels): Remove unused labels.
2859 2007-05-01 Richard Guenther <rguenther@suse.de>
2861 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2862 if it is not about to be set.
2863 (get_value_range): Do not pre-allocate equiv bitmap.
2864 (update_value_range): No need to clear equiv field.
2865 (add_equivalence): Change prototype to get bitmap pointer.
2866 Allocate bitmap here if it is not already.
2867 (extract_range_from_assert): Do not allocate bitmap here.
2868 Update callers to add_equivalence.
2869 (extract_range_from_ssa_name): Likewise.
2870 (get_vr_for_comparison): New static helper.
2871 (compare_name_with_value): Handle NULL equiv bitmap by
2872 peeling the first iteration of the comparison loop.
2873 Use get_vr_for_comparison.
2874 (compare_names): Handle NULL equiv bitmaps by using fake
2875 ones. Use get_vr_for_comparison.
2877 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2879 * double-int.c (mpz_set_double_int): Moved from
2880 tree-ssa-loop-niter.c.
2881 (mpz_get_double_int): Likewise; also, add option to wrap
2882 out-of-range integers.
2883 * double-int.h: New prototypes for above.
2884 * tree.c (get_static_type_bounds): Moved from
2885 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2886 TYPE_MAX_VALUE if they exist..
2887 * tree.h: New prototype for above.
2888 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2889 get_type_bounds calls.
2890 (mpz_set_double_int): Move to double-int.c.
2891 (get_type_bounds): Move to tree.c, rename to
2892 get_static_type_bounds.
2893 (mpz_to_double_int): Move to double-int.c, rename to
2896 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2898 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2899 DIV0 exception can fall through to a normal return.
2901 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2905 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2906 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2907 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2908 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2909 initialize align to silence bogus warning.
2910 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2911 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2913 (struct sra_walk_fns): Remove use_all parameter from use.
2914 (sra_hash_tree): Handle BIT_FIELD_REFs.
2915 (sra_elt_hash): Don't hash bitfld blocks.
2916 (sra_elt_eq): Skip them in parent compares as well. Handle
2918 (sra_walk_expr): Don't maintain or pass down use_all_p.
2919 (scan_use): Remove use_all parameter.
2920 (scalarize_use): Likewise. Re-expand assignment to
2921 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2922 output, and re-scalarize after output. Don't mark anything
2924 (scalarize_ldst): Adjust.
2925 (scalarize_walk_gimple_modify_statement): Likewise.
2926 (build_element_name_1): Handle BIT_FIELD_REFs.
2927 (instantiate_element): Don't warn for any element whose parent
2929 (instantiate_missing_elements_1): Return the sra_elt.
2930 (canon_type_for_field): New.
2931 (try_instantiate_multiple_fields): New.
2932 (instantiate_missing_elemnts): Use them.
2933 (mark_no_warning): Removed.
2934 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2935 (REPLDUP, sra_build_elt_assignment): New.
2936 (generate_copy_inout): Use them.
2937 (generate_element_copy): Likewise. Handle bitfld differences.
2938 (generate_element_zero): Don't recurse for blocks. Use
2939 sra_build_elt_assignment.
2940 (generate_one_element_int): Take elt instead of var. Use
2941 sra_build_elt_assignment.
2942 (generate_element_init_1): Adjust.
2943 (scalarize_use, scalarize_copy): Use REPLDUP.
2944 (scalarize_ldst): Move assert before dereference.
2945 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2947 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2950 * tree.c (reconstruct_complex_type): Reconstruct a reference
2952 Also use the same mode for the pointer as the old pointer type.
2954 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2956 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2959 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2961 PR rtl-optimization/31676
2962 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2963 (df_refs_record): Call it.
2965 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2967 * rtl.def (SS_ABS): New code.
2968 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2969 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2970 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2971 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2972 (bfin_init_builtins): Define them.
2973 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2974 (bfin_expand_builtin): ... and handle the others here.
2975 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2976 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2977 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2978 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2979 operand is only HImode.
2981 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2983 * regclass.c (scan_one_insn): Remove splitting of
2986 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2987 Nigel Stephens <nigel@mips.com>
2989 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2991 2007-04-28 Jan Hubicka <jh@suse.cz>
2993 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2994 insn_locators_alloc instead of insn_locators_initialize;
2995 call reset_block_changes.
2996 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2997 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2998 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2999 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3000 * config/score/score.c (th_output_mi_thunk): Likewise.
3001 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3002 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3003 tolerate uninitialized locator info.
3006 * function.c (init_function_start): Don't init line number info.
3007 (expand_function_end): Update.
3008 (reset_block_changes, record_block_change, finalize_block_changes,
3009 check_block_change, free_block_changes): Kill.
3010 * function.h (reset_block_changes, record_block_change,
3011 finalize_block_changes, check_block_change, free_block_changes): Remove
3013 (struct function): Remove ib_boundaries_block.
3014 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3015 Use curr_insn_locator to initialize locator.
3016 (emit_line_note): Remove.
3017 * cfgexpand.c (expand_gimple_cond_expr): Update.
3018 (construct_exit_block): Likewise.
3019 (tree_expand_cfg): Initialize/finalize locators.
3020 * expr.c (expand_expr_real): Update.
3021 * cfglayout.c (line_locators_locs, line_locators_lines,
3022 file_locators_locs, file_locators_files): Remove.
3023 (set_block_levels): Move to cfgexpand.c.
3024 (insn_locators_initialize): Remove.
3025 (pass_insn_locators_initialize): Remove.
3026 (locations_locators_locs, locations_locators_vals): New static vars.
3027 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3029 (insn_locators_alloc, insn_locators_finalize,
3030 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3032 (locator_location): New.
3033 (locator_line, locator_file): Rewrite.
3034 * rtl.h (emit_line_note): Kill.
3035 (insn_locators_alloc, insn_locators_finalize,
3036 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3038 * tree-inline.c (initialize_cfun): Do not initialize
3039 ib_boundaries_block.
3040 * passes.c (pass_insn_locators_initialize): Remove.
3042 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3044 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3045 info. Update last_basic_block correctly.
3047 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3050 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3051 register itself to hold the offset constant. Tell flow the use
3052 of r4 and r5 when they are used.
3054 2007-04-27 Richard Guenther <rguenther@suse.de>
3056 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3057 if we simplified anything.
3058 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3059 warnings until we did a simplification and the stmt was not
3060 marked as TREE_NO_WARNING.
3062 2007-04-27 Mike Stump <mrs@apple.com>
3064 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3066 2007-04-27 Ian Lance Taylor <iant@google.com>
3069 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3070 TYPE_MAX_VALUE exist, convert them to the new type.
3072 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3074 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3075 if it claims to be available.
3076 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3078 (perform_tree_ssa_dce): Always free postdominators.
3080 2007-04-27 Richard Henderson <rth@redhat.com>
3082 * config/alpha/predicates.md (aligned_memory_operand): Mark
3083 as define_special_predicate.
3084 (unaligned_memory_operand, normal_memory_operand): Likewise.
3085 (reg_or_unaligned_mem_operand): Remove.
3086 (any_memory_operand): Match the documentation and check for
3087 non-renumbered pseudos during reload.
3088 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3089 alpha_secondary_reload_class, update to new interface, make static.
3090 Handle CQImode like HImode. Remove FP subreg check.
3091 (alpha_expand_mov): Use replace_equiv_address.
3092 (alpha_expand_mov_nobwx): Use any_memory_operand.
3093 (TARGET_SECONDARY_RELOAD): New.
3094 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3095 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3096 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3097 * config/alpha/alpha.md: ... here.
3098 (RELOAD12, reloadmode): New.
3100 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3101 Don't handle the aligned case here.
3102 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3103 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3104 reload_inhi_help. Don't expect a scratch register.
3105 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3107 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3109 2007-04-27 Richard Guenther <rguenther@suse.de>
3111 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3113 2007-04-27 Richard Guenther <rguenther@suse.de>
3115 PR tree-optimization/30965
3116 PR tree-optimization/30978
3117 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3118 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3119 (find_equivalent_equality_comparison): Likewise.
3120 (simplify_cond): Likewise.
3121 (get_prop_source_stmt): New helper.
3122 (get_prop_dest_stmt): Likewise.
3123 (can_propagate_from): Likewise.
3124 (remove_prop_source_from_use): Likewise.
3125 (combine_cond_expr_cond): Likewise.
3126 (forward_propagate_comparison): New function.
3127 (forward_propagate_into_cond): Rewrite to use fold for
3129 (tree_ssa_forward_propagate_single_use_vars): Call
3130 forward_propagate_comparison to propagate comparisons.
3132 2007-04-27 Richard Guenther <rguenther@suse.de>
3134 PR tree-optimization/31715
3135 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3136 sure to do computation on the offset in an appropriate
3139 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3141 * reload.h (elimination_target_reg_p): Declare.
3142 * reload.c (find_reloads): Don't apply the reg_rtx move
3143 optimization if the SET_DEST satisfies elimination_target_reg_p.
3144 * reload1.c (elimination_target_reg_p): New function.
3145 (gen_reload): In the move/add2 fallback, make sure that op0
3146 does not overlap the destination register.
3148 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3150 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3151 transform only GIMPLE_MODIFY_STMTs.
3152 * tree-complex.c (expand_complex_operations_1): Ditto.
3153 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3154 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3155 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3157 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3158 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3159 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3160 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3161 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3162 slpeel_add_loop_guard): Ditto.
3163 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3164 * lambda-code.c (perfect_nestify): Ditto.
3165 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3166 before the first statement.
3167 * tree-optimize.c (execute_free_datastructures): Fix comments.
3168 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3169 * tree-flow.h (disband_implicit_edges): Declaration removed.
3170 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3172 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3174 (disband_implicit_edges, has_label_p): Removed.
3175 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3176 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3178 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3180 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3181 also for COND_EXPRs.
3182 * cfgexpand.c (label_rtx_for_bb): New function.
3183 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3184 Use label_rtx_for_bb to find the labels.
3185 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3186 last block. Detect fallthru edges.
3188 2007-04-26 Ian Lance Taylor <iant@google.com>
3191 * reload.c (find_reloads_subreg_address): If the address was valid
3192 in the original mode but not in the new mode, reload the whole
3195 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3197 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3198 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3199 (cleanup_control_expr_graph): Do not invalidate dominance info.
3200 Record altered blocks.
3201 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3202 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3203 cleanup_tree_cfg_bb): New functions.
3204 (remove_forwarder_block): Do not maintain the worklist of blocks.
3205 Record altered blocks.
3206 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3208 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3209 delete_unreachable_blocks if dominators are not available.
3210 * tree-inline.c (optimize_inline_calls): Free dominance information
3212 * tree-flow.h (remove_edge_and_dominated_blocks,
3213 cfgcleanup_altered_bbs): Altered.
3214 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3216 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3218 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3219 do not invalidate dominators.
3221 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3223 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3224 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3225 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3226 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3228 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3230 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3232 2007-04-26 Richard Guenther <rguenther@suse.de>
3234 PR tree-optimization/31703
3235 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3236 the right type for the target of the bittest.
3238 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3240 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3241 ix86_sol10_return_in_memory.
3243 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3245 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3248 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3251 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3253 PR tree-optimization/30558
3254 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3255 clear this_state.prev_try.
3257 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3258 Mark Mitchell <mark@codesourcery.com>
3260 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3261 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3262 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3264 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3267 * doc/invoke.texi (%:print-asm-header): Document.
3268 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3270 (static_spec_functions): Add print-asm-header.
3271 (main): Print a banner before the --target-help linker options.
3272 (print_asm_header_spec_function): New function.
3274 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3277 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3278 (movsf_ie): Likewise.
3280 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3282 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3284 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3286 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3288 (__umodsi3, __modsi3): Likewise.
3290 2007-04-25 Dirk Mueller <dmueller@suse.de>
3292 * c-typeck.c (build_compound_expr): Annotate warning()
3293 call with OPT_Wunused_value.
3294 * tree-ssa.c (warn_uninit): Annotate warning with
3296 * c-common.c (handle_sentinel_attribute): Annotate warning
3297 call with OPT_Wattributes.
3299 2007-04-25 Thiemo Seufer <ths@mips.com>
3301 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3303 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3304 on to the assembler. Improve handling of -mno-mips16. Add handling
3305 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3306 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3307 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3308 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3310 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3313 * config/i386/winnt.c (i386_pe_file_end): Strip only
3314 USER_LABEL_PREFIX when writing export name.
3316 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3318 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3319 sh/elf.h, vx-common.h and vxworks.h.
3320 * config/sh/sh.h: Include config/vxworks-dummy.h.
3321 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3322 (OVERRIDE_OPTIONS): Use it.
3323 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3324 (vxworks_picreg): New pattern.
3325 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3326 VXWORKS_OS_CPP_BUILTINS.
3327 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3328 to their VXWORKS_* equivalents.
3329 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3330 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3331 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3332 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3333 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3334 -mrtp/-fPIC multilibs.
3335 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3336 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3337 (MULTILIB_OSDIRNAMES): Delete.
3339 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3342 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3344 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3346 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3347 rounding mode to be specified by the caller.
3348 (real_to_mpfr) Likewise.
3349 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3350 include new arguments.
3351 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3353 2007-04-24 Ian Lance Taylor <iant@google.com>
3355 PR tree-optimization/31605
3356 * tree-vrp.c (set_value_range): Check that min and max are not
3357 both overflow infinities.
3358 (set_value_range_to_value): New static function.
3359 (extract_range_from_binary_expr): Call set_value_range_to_value.
3360 (extract_range_from_cond_expr): Likewise.
3361 (extract_range_from_expr): Likewise.
3362 (extract_range_from_unary_expr): Likewise. Don't create a range
3363 which overflows on both sides.
3364 (vrp_meet): Check for a useless range.
3365 (vrp_visit_phi_node): If we see a constant which looks like an
3366 overflow infinity, turn off the TREE_OVERFLOW flag.
3368 2007-04-24 Ian Lance Taylor <iant@google.com>
3370 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3372 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3375 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3376 diagnostic message is being built.
3377 * tree-pretty-print.c (dump_generic_node): Only write the
3378 formatted text into BUFFER's stream if we are not building a
3380 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3382 * Makefile.in (toplev.o): Depend on tree-pass.h.
3384 2007-04-24 Ian Lance Taylor <iant@google.com>
3386 PR tree-optimization/31602
3387 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3388 conditionals in the copied loop header.
3389 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3390 warnings if TREE_NO_WARNING is set.
3391 * doc/invoke.texi (Warning Options): Clarify that
3392 -Wstrict-overflow does not warn about loops.
3394 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3396 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3397 expand on the comment about _Decimal128 arguments and check the
3398 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3399 that _Decimal128 argument uses even/odd register pair.
3400 (function_arg): Ditto.
3402 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3404 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3405 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3407 2007-04-24 Richard Guenther <rguenther@suse.de>
3408 Olga Golovanevsky <olga@il.ibm.com>
3410 * fold-const.c (multiple_of_p): Check for bottom
3413 2007-04-24 Richard Henderson <rth@redhat.com>
3415 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3416 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3417 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3418 looking for non-zero bits shifted out. Avoid a recursive call
3419 when constructing the scalar.
3420 (__floatundisf): Likewise.
3422 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3424 * dwarf2out.c (field_byte_offset): Move the existing logic
3425 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3426 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3428 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3431 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3432 argument of 0 for memset.
3433 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3434 unsigned shift instead of the signed variant.
3436 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3438 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3439 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3440 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3441 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3442 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3443 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3444 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3445 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3446 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3447 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3448 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3449 "mul<mode>3", "div<mode>3"): Insn definitions added.
3450 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3451 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3452 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3453 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3454 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3455 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3456 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3457 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3458 TARGET_FLOAT_FORMAT): Macro definitions removed.
3459 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3460 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3461 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3462 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3463 (s390_gen_rtx_const_DI): Function removed.
3464 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3466 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3468 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3469 over an external ffs function.
3471 2007-04-24 Chao-ying Fu <fu@mips.com>
3472 Richard Sandiford <richard@nildram.co.uk>
3474 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3475 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3476 (smadd_widen_optab, umadd_widen_optab): Define.
3477 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3479 * genopinit.c (optabs): Fill in smadd_widen_optab and
3481 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3482 and umadd_widen_optab to implement multiply-add sequences.
3483 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3484 (<u>maddsidi4): ...this. Extend condition to include
3485 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3486 of operand 0 to "ka" and use the three-operand form of madd<u>
3488 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3490 * config/mips/constraints.md (ka): New register constraint.
3492 2007-04-24 Jan Hubicka <j@suse.cz>
3496 2007-04-23 Jan Hubicka <jh@suse.cz>
3497 * function.c (init_function_start): Don't init line number info.
3498 (expand_function_end): Update.
3499 (reset_block_changes, record_block_change, finalize_block_changes,
3500 check_block_change, free_block_changes): Kill.
3501 * function.h (reset_block_changes, record_block_change,
3502 finalize_block_changes, check_block_change, free_block_changes): Remove
3504 (struct function): Remove ib_boundaries_block.
3505 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3506 Use curr_insn_locator to initialize locator.
3507 (emit_line_note): Remove.
3508 * cfgexpand.c (expand_gimple_cond_expr): Update.
3509 (construct_exit_block): Likewise.
3510 (tree_expand_cfg): Initialize/finalize locators.
3511 * expr.c (expand_expr_real): Update.
3512 * cfglayout.c (line_locators_locs, line_locators_lines,
3513 file_locators_locs, file_locators_files): Remove.
3514 (set_block_levels): Move to cfgexpand.c.
3515 (insn_locators_initialize): Remove.
3516 (pass_insn_locators_initialize): Remove.
3517 (locations_locators_locs, locations_locators_vals): New static vars.
3518 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3520 (insn_locators_alloc, insn_locators_finalize,
3521 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3523 (locator_location): New.
3524 (locator_line, locator_file): Rewrite.
3525 * rtl.h (emit_line_note): Kill.
3526 (insn_locators_alloc, insn_locators_finalize,
3527 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3529 * tree-inline.c (initialize_cfun): Do not initialize
3530 ib_boundaries_block.
3531 * passes.c (pass_insn_locators_initialize): Remove.
3533 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3535 * doc/invoke.texi: Removed leading '-' from option index entries.
3537 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3539 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3541 (create_phi_node): Use set_phi_nodes.
3542 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3543 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3544 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3545 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3546 (bsi_start, bsi_last): Use bb_stmt_list.
3547 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3548 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3549 Traverse the statements using tsi iterator.
3550 * basic-block.h (struct basic_block_def): Fields stmt_list
3551 and phi_nodes moved to ...
3552 (struct tree_bb_info): ... new structure.
3553 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3554 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3555 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3556 (tree_verify_flow_info): Verify that il.tree is not set for
3557 entry and exit block.
3558 (tree_split_block): Use set_bb_stmt_list.
3560 2007-04-23 Mike Stump <mrs@apple.com>
3562 * config/i386/i386.c (ix86_tune_features
3563 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3566 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3568 * config/i386/i386.md (prefix_extra): New attribute.
3569 (length): Add prefix_extra.
3571 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3572 (sse2_movntv2di): Likewise.
3573 (sse2_cvtps2dq): Likewise.
3574 (sse2_cvtpd2pi): Likewise.
3575 (sse2_cvttpd2pi): Likewise.
3576 (*sse2_cvtpd2ps): Likewise.
3577 (*add<mode>3): Likewise.
3578 (sse2_ssadd<mode>3): Likewise.
3579 (sse2_usadd<mode>3): Likewise.
3580 (*sub<mode>3): Likewise.
3581 (sse2_sssub<mode>3): Likewise.
3582 (sse2_ussub<mode>3): Likewise.
3583 (*mulv8hi3): Likewise.
3584 (*smulv8hi3_highpart): Likewise.
3585 (*umulv8hi3_highpart): Likewise.
3586 (sse2_umulv2siv2di3): Likewise.
3587 (sse2_pmaddwd): Likewise.
3588 (ashr<mode>3): Likewise.
3589 (lshr<mode>3): Likewise.
3590 (ashl<mode>3): Likewise.
3591 (sse2_ashlti3): Likewise.
3592 (sse2_lshrti3): Likewise.
3593 (*umaxv16qi3): Likewise.
3594 (*smaxv8hi3): Likewise.
3595 (*uminv16qi3): Likewise.
3596 (*sminv8hi3): Likewise.
3597 (sse2_eq<mode>3): Likewise.
3598 (sse2_gt<mode>3): Likewise.
3599 (*and<mode>3): Likewise.
3600 (sse2_nand<mode>3): Likewise.
3601 (*ior<mode>3): Likewise.
3602 (*xor<mode>3): Likewise.
3603 (sse2_packsswb): Likewise.
3604 (sse2_packssdw): Likewise.
3605 (sse2_packuswb): Likewise.
3606 (sse2_punpckhbw): Likewise.
3607 (sse2_punpcklbw): Likewise.
3608 (sse2_punpckhwd): Likewise.
3609 (sse2_punpcklwd): Likewise.
3610 (sse2_punpckhdq): Likewise.
3611 (sse2_punpckldq): Likewise.
3612 (sse2_punpckhqdq): Likewise.
3613 (sse2_punpcklqdq): Likewise.
3614 (*sse2_pinsrw): Likewise.
3615 (*sse2_pextrw): Likewise.
3616 (sse2_pshufd_1): Likewise.
3617 (sse2_uavgv16qi3): Likewise.
3618 (sse2_uavgv8hi3): Likewise.
3619 (sse2_psadbw): Likewise.
3620 (sse2_pmovmskb): Likewise.
3621 (*sse2_maskmovdqu): Likewise.
3622 (*sse2_maskmovdqu_rex64): Likewise.
3623 (sse4a_extrqi): Likewise.
3624 (sse4a_extrq): Likewise.
3625 (sse3_lddqu): Set prefix_rep.
3626 (sse3_addsubv4sf3): Likewise.
3627 (sse3_haddv4sf3): Likewise.
3628 (sse3_hsubv4sf3): Likewise.
3629 (sse_cvtss2si): Likewise.
3630 (sse_cvtss2si_2): Likewise.
3631 (sse_cvtss2siq): Likewise.
3632 (sse_cvtss2siq_2): Likewise.
3633 (sse_cvttss2si): Likewise.
3634 (sse_cvttss2siq): Likewise.
3635 (sse2_cvttps2dq): Likewise.
3636 (sse3_movshdup): Likewise.
3637 (sse3_movsldup): Likewise.
3638 (sse2_cvtsd2si): Likewise.
3639 (sse2_cvtsd2si_2): Likewise.
3640 (sse2_cvtsd2siq): Likewise.
3641 (sse2_cvtsd2siq_2): Likewise.
3642 (sse2_cvttsd2si): Likewise.
3643 (sse2_cvttsd2siq): Likewise.
3644 (*sse2_cvtpd2dq): Likewise.
3645 (*sse2_cvttpd2dq): Likewise.
3646 (sse2_pshuflw_1): Likewise.
3647 (sse2_pshufhw_1): Likewise.
3648 (sse4a_insertqi): Likewise.
3649 (sse4a_insertq): Likewise.
3650 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3651 (ssse3_phadddv4si3): Likewise.
3652 (ssse3_phaddswv8hi3): Likewise.
3653 (ssse3_phsubwv8hi3): Likewise.
3654 (ssse3_phsubdv4si3): Likewise.
3655 (ssse3_phsubswv8hi3): Likewise.
3656 (ssse3_pmaddubswv8hi3): Likewise.
3657 (ssse3_pmulhrswv8hi3): Likewise.
3658 (ssse3_pshufbv16qi3): Likewise.
3659 (ssse3_psign<mode>3): Likewise.
3660 (ssse3_palignrti): Likewise.
3661 (abs<mode>2): Likewise.
3662 (ssse3_phaddwv4hi3): Set prefix_extra.
3663 (ssse3_phadddv2si3): Likewise.
3664 (ssse3_phaddswv4hi3): Likewise.
3665 (ssse3_phsubwv4hi3): Likewise.
3666 (ssse3_phsubdv2si3): Likewise.
3667 (ssse3_phsubswv4hi3): Likewise.
3668 (ssse3_pmaddubswv4hi3): Likewise.
3669 (ssse3_pmulhrswv4hi3): Likewise.
3670 (ssse3_pshufbv8qi3): Likewise.
3671 (ssse3_psign<mode>3): Likewise.
3672 (ssse3_palignrdi): Likewise.
3673 (abs<mode>2): Likewise.
3674 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3675 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3676 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3678 2007-04-23 Nick Clifton <nickc@redhat.com>
3680 * params.def: Fix formatting of emacs local variables.
3682 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3685 move if inter-unit move isn't allowed.
3686 Don't split moving the first element of V2DI to DI to inter-unit
3687 move if inter-unit move isn't allowed.
3689 2007-04-23 Richard Guenther <rguenther@suse.de>
3691 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3692 and CDI_POST_DOMINATORS separately.
3694 2007-04-23 Nick Clifton <nickc@redhat.com>
3696 * c.opt (Wformat-contains-nul): Add warning attribute.
3698 2007-04-23 Jan Hubicka <jh@suse.cz>
3700 * function.c (init_function_start): Don't init line number info.
3701 (expand_function_end): Update.
3702 (reset_block_changes, record_block_change, finalize_block_changes,
3703 check_block_change, free_block_changes): Kill.
3704 * function.h (reset_block_changes, record_block_change,
3705 finalize_block_changes, check_block_change, free_block_changes): Remove
3707 (struct function): Remove ib_boundaries_block.
3708 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3709 Use curr_insn_locator to initialize locator.
3710 (emit_line_note): Remove.
3711 * cfgexpand.c (expand_gimple_cond_expr): Update.
3712 (construct_exit_block): Likewise.
3713 (tree_expand_cfg): Initialize/finalize locators.
3714 * expr.c (expand_expr_real): Update.
3715 * cfglayout.c (line_locators_locs, line_locators_lines,
3716 file_locators_locs, file_locators_files): Remove.
3717 (set_block_levels): Move to cfgexpand.c.
3718 (insn_locators_initialize): Remove.
3719 (pass_insn_locators_initialize): Remove.
3720 (locations_locators_locs, locations_locators_vals): New static vars.
3721 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3723 (insn_locators_alloc, insn_locators_finalize,
3724 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3726 (locator_location): New.
3727 (locator_line, locator_file): Rewrite.
3728 * rtl.h (emit_line_note): Kill.
3729 (insn_locators_alloc, insn_locators_finalize,
3730 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3732 * tree-inline.c (initialize_cfun): Do not initialize
3733 ib_boundaries_block.
3734 * passes.c (pass_insn_locators_initialize): Remove.
3736 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3739 * expr.c (reduce_to_bit_field_precision): Handle
3742 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3744 PR tree-optimization/24659
3745 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3746 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3747 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3748 * genopinit.c (optabs): Rename vec_pack_mod_optab
3749 to vec_pack_trunc_optab.
3750 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3751 early for scalar floating point operands for NOP_EXPR.
3752 (vectorizable_type_promotion): Ditto.
3753 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3754 vec_pack_trunc_optab.
3755 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3757 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3758 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3759 Rename from VEC_PACK_MOD_EXPR.
3760 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3761 * expr.c (expand_expr_real_1): Ditto.
3762 * tree-inline.c (estimate_num_insns_1): Ditto.
3763 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3765 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3766 (vec_unpacks_lo_v4sf): Ditto.
3767 (vec_pack_trunc_v2df): Ditto.
3768 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3769 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3770 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3772 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3774 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3776 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3777 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3778 packing of floating point operands.
3779 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3780 represent unpacking of floating point operands.
3781 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3782 [vec_unpacks_hi]: Ditto.
3783 [vec_unpacks_lo]: Ditto.
3785 2007-04-22 Jan Hubicka <jh@suse.cz>
3787 * final.c (rest_of_handle_final): Call
3788 targetm.asm_out.constructor/targetm.asm_out.destructor
3789 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3790 proper priority via decl_*_priority_insert.
3791 * c-common.c (c_expand_body): Likewise.
3793 2007-04-22 Richard Guenther <rguenther@suse.de>
3795 PR tree-optimization/29789
3796 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3797 (rewrite_reciprocal): New helper split out from
3798 determine_invariantness_stmt.
3799 (rewrite_bittest): Likewise.
3800 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3801 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3804 2007-04-22 Revital Eres <eres@il.ibm.com>
3806 * loop-unroll.c (var_to_expand): New field to support also
3807 insns of the form x = something + x.
3808 (analyze_insn_to_expand_var): Use it.
3809 (expand_var_during_unrolling): Likewise.
3811 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3813 * predict.c: Include pointer-set.h.
3814 (bb_predictions): New variable.
3815 (tree_predicted_by_p, tree_predict_edge,
3816 remove_predictions_associated_with_edge): Use bb_predictions map
3817 instead of bb->predictions.
3818 (clear_bb_predictions, assert_is_empty): New functions.
3819 (combine_predictions_for_bb): Use bb_predictions map. Call
3820 clear_bb_predictions.
3821 (tree_estimate_probability): Create and free bb_predictions map.
3822 * Makefile.in (predict.o): Add pointer-set.h dependency.
3823 * basic-block.h (struct basic_block_def): Remove predictions
3825 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3827 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3830 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3833 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3835 * timevar.c (timevar_print): Change reference of --disable-checking to
3836 --enable-checking=release. Also warn if assert checking is disabled.
3838 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3841 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3842 decl as addressable if the compound literal was marked as
3844 Mark the decl as a gimple register if it is a complex or
3845 vector decl and does not live in memory.
3847 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3849 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3850 (GENERIC_NEXT): New function macro.
3851 (PHI_CHAIN): Use phi_node's new chain variable.
3852 (tree_phi_node): Change tree_common to tree_base
3853 and add the chain field.
3854 * tree-phinodes.c (make_phi_node): Don't set
3855 TREE_TYPE on the new node.
3856 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3857 instead of checking GIMPLE_TUPLE_P in chain_next.
3858 * tree-vect-transform.c
3859 (get_initial_def_for_induction): Look at
3860 PHI_RESULT_TREE for the type of the phi node.
3861 (update_vuses_to_preheader): Use PHI_CHAIN
3862 instead of TREE_CHAIN on the phi node.
3863 * tree-ssa-structalias.c (compute_points_to_sets):
3865 (ipa_pta_execute): Likewise.
3867 2007-04-21 Richard Guenther <rguenther@suse.de>
3870 * fold-const.c (fold_unary): Call fold_convert_const on the
3873 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3875 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3876 (store_killed_in_pat): New.
3878 2007-04-20 Richard Henderson <rth@redhat.com>
3881 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3882 TREE_LIST with a void_type_node value, not void_list_node exactly.
3884 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3886 * doc/standards.texi: Re-arrange into language-specific
3887 subsections. Add a C++ section, documenting which standards we
3890 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3892 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3893 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3895 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3897 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3898 ecrti.o and crtbegin.o.
3899 (LIB_DEFAULT_SPEC): Include -lc.
3900 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3902 2007-04-20 Richard Henderson <rth@redhat.com>
3905 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3906 argument; update all callers.
3907 (get_unaligned_offset): New.
3908 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3909 get_unaligned_address, just pass on the address directly.
3910 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3911 the subreg in the helper patterns.
3912 (unaligned_extendqidi_le): Use get_unaligned_offset.
3913 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3914 (unaligned_extendhidi_be): Likewise.
3915 (unaligned_extendhidi): Tidy.
3916 * config/alpha/alpha-protos.h: Update.
3918 2007-04-20 Richard Henderson <rth@redhat.com>
3920 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3921 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3922 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3923 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3924 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3925 (CPP_SPEC): Don't include %(cpp_subtarget).
3926 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3927 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3928 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3930 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3932 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3933 for __builtin_ia32_cmpordss.
3935 PR tree-optimization/31632
3936 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3937 and arg1 for optimizations of comparison against min/max values.
3938 Fold arg0 to arg1's type for optimizations of comparison against
3939 min+1 and max-1 values.
3941 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3943 * reload.c (combine_reloads): When trying to use a dying register,
3944 check whether it's uninitialized and don't use if so.
3946 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3948 * fold-const.c: Remove prototypes for native_encode_expr and
3949 native_interpret_expr.
3950 (native_encode_expr): Make non-static.
3951 (native_interpret_expr): Likewise.
3952 * tree.h: Add prototypes for the above.
3954 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3956 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3957 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3958 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3959 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3960 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3961 Add length attributes.
3963 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3965 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3968 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3969 __STDC_WANT_DEC_FP__.
3971 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3973 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3974 for long double compatibility.
3975 * configure: Regenerate.
3977 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3979 PR rtl-optimization/29841
3980 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3982 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3983 that may cause control flow transfer from being moved.
3985 2007-04-18 Jan Hubicka <jh@suse.cz>
3987 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3990 2007-04-18 Eric Christopher <echristo@apple.com>
3992 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3993 only. Update operands.
3994 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3995 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3996 link register to pic register.
3998 2007-04-18 Dirk Mueller <dmueller@suse.de>
4001 * tree-vrp.c (search_for_addr_array): New.
4002 (check_array_bounds): Suppress warning about
4003 address taken of array refs if its not de-referenced.
4005 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4007 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4008 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4010 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4011 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4012 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4014 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4016 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4018 (vect_analyze_scalar_cycles): Fix indentation.
4019 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4020 (vect_mark_relevant): Include phis in relevance analysis.
4022 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4024 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4026 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4027 output_operand_lossage().
4029 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4031 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4032 the unused code for reduction without adjust-in-epilog to simplify the
4035 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4037 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4038 (S390_TDC_NEGATIVE_ZERO): New constant.
4039 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4040 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4041 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4042 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4043 (S390_TDC_POSITIVE_INFINITY): New constant.
4044 (S390_TDC_NEGATIVE_INFINITY): New constant.
4045 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4046 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4047 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4048 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4049 (S390_TDC_INFINITY): New constant.
4050 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4051 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4052 optimization for UNSPEC_CCZ_TO_INT.
4053 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4054 ("*ccz_to_int"): New insn.
4055 ("isinf<mode>2"): New insn.
4056 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4057 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4058 (UNSPEC_CCZ_TO_INT): New constant.
4060 2007-04-18 Richard Guenther <rguenther@suse.de>
4062 PR tree-optimization/19431
4063 PR tree-optimization/21463
4064 * tree-pass.h (pass_phiprop): Declare.
4065 * passes.c (init_optimization_passes): New phiprop pass.
4066 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4067 (phivn_valid_p): New helper function.
4068 (phiprop_insert_phi): Likewise.
4069 (propagate_with_phi): Likewise.
4070 (tree_ssa_phiprop): New propagator propagating loads
4071 through phi nodes if profitable.
4073 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4075 * tree-vect-analyze.c (process_use): New function.
4076 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4077 Check phis in all bbs.
4078 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4081 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4083 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4086 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4089 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4092 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4094 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4096 (sse_vmmulv4sf3): Likewise.
4097 (sse2_vmaddv2df3): Likewise.
4098 (sse2_vmmulv2df3): Likewise.
4100 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4102 PR rtl-optimization/31360
4103 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4104 (target_reg_cost): New.
4105 (init_set_costs): Initialize target_reg_cost. Add comments
4106 regarding the rationale of the costs.
4107 (global_cost_for_size): Renamed to...
4108 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4109 of register pressure.
4110 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4111 estimate_reg_pressure_cost. Add number of ivs.
4112 (determine_set_costs): Dump target_reg_cost.
4113 * loop-invariant.c (gain_for_invariant): Use
4114 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4115 (best_gain_for_invariant, find_invariants_to_move): Remove
4117 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4118 (target_reg_cost): Declare.
4119 (global_cost_for_size): Declaration removed.
4120 (estimate_reg_pressure_cost): Declare.
4122 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4124 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4125 regnos into even/odd register pairs.
4126 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4127 TDmode similar to the other floating point modes.
4128 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4129 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4131 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4132 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4133 (movdd_hardfloat64): Use TARGET_MFPGPR.
4135 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4137 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4140 2005-01-05 Richard Henderson <rth@redhat.com>
4142 * reload1.c (do_input_reload): Restrict the optimization deleteing
4143 a previous output reload to RELOAD_FOR_INPUT.
4145 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4147 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4148 induc_vec_info_type.
4149 (vectorizable_induction): New function declaration.
4150 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4151 check if already vectorized. Find first place in BB where new stmts
4152 can be inserted. Takes only one argument.
4153 (vectorizable_induction): New function.
4154 (vect_transform_stmt): Add case for induc_vec_info_type to call
4155 vectorizable_induction.
4156 (vect_transform_loop): Consider phis for vectorization.
4157 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4159 (analyze_operations): Call vectorizable_induction when analyzing phis.
4161 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4162 (vect_mark_relevant): Include phis in relevance analysis.
4163 (vect_mark_stmts_to_be_vectorize): Likewise.
4164 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4166 2007-04-16 Lawrence Crowl <crowl@google.com>
4168 * doc/invoke.texi (Debugging Options): Add documentation for the
4169 -femit-struct-debug options -femit-struct-debug-baseonly,
4170 -femit-struct-debug-reduced, and
4171 -femit-struct-debug-detailed[=...].
4173 * c-opts.c (c_common_handle_option): Add
4174 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4175 and OPT_femit_struct_debug_detailed_.
4176 * c.opt: Add specifications for
4177 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4178 and -femit-struct-debug-detailed[=...].
4179 * opts.c (set_struct_debug_option): Parse the
4180 -femit-struct-debug-... options.
4181 * opts.c (matches_main_base, main_input_basename,
4182 main_input_baselength, base_of_path, matches_main_base): Add
4183 variables and functions to compare header base name to compilation
4185 * opts.c (should_emit_struct_debug): Add to determine to emit a
4186 structure based on the option.
4187 (dump_struct_debug) Also disabled function to debug this
4189 * opts.c (handle_options): Save the base name of the
4192 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4193 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4194 This hook indicates if a type is generic. Set it by default
4196 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4197 to determine if a struct type is generic or not.
4198 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4199 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4200 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4203 * flags.h (enum debug_info_usage): Add an enumeration to describe
4204 a program's use of a structure type.
4205 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4206 to indicate the program's usage of the type. Filter structs based
4207 on the -femit-struct-debug-... specification.
4208 (gen_type_die): Split into two routines, gen_type_die and
4209 gen_type_die_with_usage. gen_type_die is now a wrapper
4210 that assumes direct usage.
4211 (gen_type_die_with_usage): Replace calls to gen_type_die
4212 with gen_type_die_with_usage adding the program usage of
4213 the referenced type.
4214 (dwarf2out_imported_module_or_decl): Suppress struct debug
4215 information using should_emit_struct_debug when appropriate.
4217 2007-04-16 Ian Lance Taylor <iant@google.com>
4219 PR tree-optimization/31522
4220 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4221 (vrp_initialize): Allocate vr_phi_edge_counts.
4222 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4223 executable edge. Drop test for all constants.
4224 (vrp_finalize): Free vrp_phi_edge_counts.
4226 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4227 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4229 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4230 predecessors at head rather than tail.
4232 2007-04-16 Matthias Klose <doko@debian.org>
4234 * config/alpha/linux.h (CPP_SPEC): Define.
4235 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4237 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4239 * function.h: Remove sequence_stack extern declaration.
4241 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4243 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4245 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4248 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4250 * config/avr/avr.c (avr_arch_types): Rearranging array.
4251 (enum avr_arch): Add.
4252 (avr_mcu_types): Use avr_arch enumeration constants instead of
4254 * config/avr/avr.h (LINK_SPEC): Simplify.
4256 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4258 * config/m68k/m68k.c (m68k_libcall_value,
4259 m68k_function_value): Use macros for register names more.
4261 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4263 (M68K_REGNAME): Use A6_REG.
4264 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4266 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4269 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4270 'pending_read_list_length' and 'pending_write_list_length'. Update
4272 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4273 to handle two length counters instead of one. Update all uses.
4274 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4275 two length counters instead of one.
4276 * sched-rgn.c (propagate_deps): Update to handle two length counters
4279 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4282 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4283 copy of source, pass it to ix86_expand_vector_set and return
4286 2007-04-16 David Ung <davidu@mips.com>
4287 Joseph Myers <joseph@codesourcery.com>
4289 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4290 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4291 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4292 Add 74K processor information.
4293 * config/mips/mips.md: Include 74k.md.
4294 (cpu): Add 74kc,74kf,74kx.
4295 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4296 * config/mips/74k.md: New.
4297 * doc/invoke.texi (MIPS Options): Document 74K support.
4299 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4301 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4302 vectorizable_* functions.
4303 * tree-vect-transform.c (vectorizable_call): Add check for
4304 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4305 (vectorizable_store): likewise.
4306 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4308 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4309 (vectorizable_type_promotion, vectorizable_load): Likewise.
4310 (vectorizable_live_operation, vectorizable_condition): Likewise.
4311 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4313 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4315 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4317 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4318 register numbers more.
4319 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4320 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4321 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4322 FUNCTION_VALUE_REGNO_P): Likewise.
4323 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4324 STATIC_CHAIN_REGNUM): Likewise.
4325 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4326 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4327 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4328 * config/m68k/m68k.md (FP_REG): New.
4330 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4332 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4335 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4337 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4338 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4341 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4343 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4346 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4349 * c-decl.c (finish_decl): Grab the type of the decl after the call
4350 to store_init_value.
4352 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4354 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4356 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4359 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4360 post dominators and cleanup cfg before returning.
4362 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4364 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4365 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4367 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4369 * config.gcc: Recognize fido.
4370 * config/m68k/m68k-devices.def (fidoa): New.
4371 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4373 (FL_FIDOA, TARGET_FIDOA): New.
4374 * config/m68k/m68k.opt (mfidoa): New.
4376 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4379 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4380 when a personality function is used.
4382 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4384 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4386 2007-04-13 Mike Stump <mrs@apple.com>
4388 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4390 * config/darwin.opt (fapple-kext): Make C++ only.
4391 * config/darwin.c (darwin_override_options): Remove code to ensure
4392 -fapple-kext is given for C++ only.
4394 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4396 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4397 * config/mips/mips.c (override_options): Call
4398 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4400 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/i386/i386.opt (msvr3-shlib): Removed.
4404 * doc/invoke.texi: Remove -msvr3-shlib.
4406 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4408 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4409 with "popcnt" instruction.
4411 2007-04-13 Richard Guenther <rguenther@suse.de>
4413 PR tree-optimization/21258
4414 * tree-vrp.c (compare_case_labels): New helper.
4415 (find_switch_asserts): New function.
4416 (find_assert_locations): Call it for SWITCH_EXPRs.
4418 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4420 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4421 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4422 check is now implied in X87_FLOAT_MODE_P.
4423 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4424 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4425 (fix_trunc<mode>_i386_fisttp): Ditto.
4426 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4427 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4428 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4429 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4430 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4431 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4432 (unnamed_splitters): Ditto.
4433 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4434 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4435 FIRST_SSE_REG for local functions when SSE math is enabled or
4436 for functions with sseregparm attribute.
4437 (standard_80387_constant_p): Return -1 if mode is not
4439 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4440 (ix86_expand_compare): Ditto.
4441 (ix86_expand_carry_flag_compare): Ditto.
4442 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4443 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4444 DECIMAL_FLOAT_MODE_P.
4445 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4446 of SCALAR_FLOAT_MODE_P.
4447 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4448 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4449 checks before FLOAT_MODE_P.
4450 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4451 before FLOAT_MODE_P.
4456 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4458 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4459 Charles Wilson <libtool@cwilson.fastmail.fm>
4461 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4462 (libgcc.mvars): Don't depend on them.
4463 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4464 * exec-tool.in: New.
4466 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4468 * doc/invoke.text (--help): Document --help=common.
4470 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4472 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4474 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4476 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4477 * genemit.c (main): Emit #include "integrate.h".
4478 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4479 (LOADGP_RTP): New mips_loadgp_style.
4480 * config/mips/mips.h: Include config/vxworks-dummy.h.
4481 (TARGET_RTP_PIC): New macro.
4482 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4483 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4484 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4486 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4487 -mvxworks-pic when using -mrtp and a PIC option.
4488 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4490 (mips_symbolic_constant_p, mips_symbolic_address_p)
4491 (mips_symbol_insns): Handle SYMBOL_HALF.
4492 (override_options): Warn about -G and -mrtp being used together.
4493 Initialize mips_lo_relocs[SYMBOL_HALF].
4494 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4495 (mips_emit_loadgp): Handle LOADGP_RTP.
4496 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4497 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4498 (tablejump): Handle function-relative case table entries if
4500 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4502 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4504 * config/mips/mips.md (load_call<mode>): Allow any general register.
4506 (sibcall_value_internal, sibcall_value_multiple_internal)
4507 (call_value_internal, call_value_split, call_value_multiple_internal)
4508 (call_value_multiple_split): Remove constraints from operand 0.
4510 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4512 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4513 rather than loadgp_noshared.
4514 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4515 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4517 * config/mips/mips.md (loadgp): Rename to...
4518 (loadgp_newabi): ...this.
4519 (loadgp_noshared): Rename to...
4520 (loadgp_absolute): ...this.
4522 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4524 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4525 false for locally-binding symbols.
4526 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4528 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4530 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4531 (SYMBOL_GOT_PAGE_OFST): ...this.
4532 (SYMBOL_GOT_GLOBAL): Rename to...
4533 (SYMBOL_GOT_DISP): ...this.
4534 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4535 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4536 * config/mips/mips.c (mips_global_symbol_p): New function.
4537 (mips_symbol_binds_local_p): Likewise.
4538 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4539 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4540 and mips_symbol_binds_local_p.
4541 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4542 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4543 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4545 (mips_ok_for_lazy_binding_p): New function.
4546 (mips_load_call_address, mips_expand_call): Use it.
4547 (mips_dangerous_for_la25_p): Likewise.
4548 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4549 (*got_disp<mode>): Use got_disp_operand instead of
4550 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4551 SYMBOL_GOTOFF_GLOBAL.
4552 (*got_page<mode>): Use got_page_ofst_operand instead of
4554 * config/mips/predicates.md (const_call_insn_operand): Use
4555 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4556 (global_got_operand): Rename to...
4557 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4559 (local_got_operand): Rename to...
4560 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4561 of SYMBOL_GOT_LOCAL.
4563 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4565 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4566 TARGET_CALL_CLOBBERED_GP.
4567 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4568 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4569 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4570 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4571 of TARGET_ABICALLS && !TARGET_NEWABI.
4572 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4573 * config/mips/mips.c (mips_load_call_address): Check
4574 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4575 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4576 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4577 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4578 TARGET_ABICALLS && TARGET_NEWABI.
4579 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4581 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4582 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4583 TARGET_ABICALLS && TARGET_NEWABI.
4584 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4585 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4586 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4587 whether indirect calls must use $25.
4588 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4590 * config/mips/mips.md (jal_macro): Check flag_pic and
4591 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4592 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4593 instead of TARGET_ABICALLS.
4594 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4595 TARGET_ABICALLS && TARGET_OLDABI.
4596 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4597 (sibcall): In the comment above the define_insn, mention
4598 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4599 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4600 instead of TARGET_ABICALLS.
4602 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4604 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4605 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4606 (MACFLAGS_MATCH_P): New macro.
4607 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4608 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4609 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4610 the other MACFLAG constants.
4611 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4612 (flag_machi): Tighten constraints. Renumber some of the operands.
4613 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4615 (flag_machi_parts_acconly): New pattern.
4616 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4618 (flag_macinit1hi): Tighten constraints.
4619 (flag_mul_macv2hi_parts_acconly): New pattern.
4621 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4622 Use a more efficient implementation.
4623 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4624 inline sequences when not optimizing for size.
4626 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4627 movhi_high2low): Delete, merge functionality into...
4628 (packv2hi): ... this pattern.
4630 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4631 * config/bfin/bfin.opt (msim): New option.
4632 (mcpu=): New option.
4633 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4634 (bfin_cpu_t): Typedef of enum bfin_cpu.
4635 (bfin_cpu_type): New declaration.
4636 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4637 -msim and -mcpu= options.
4638 (LIB_SPEC): Likewise.
4639 * config/bfin/bfin.c (bfin_cpu_type): Define.
4640 (bfin_handle_option): Handle -mcpu= option.
4641 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4642 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4643 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4645 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4647 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4648 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4649 (powerpc-wrs-vxworksae): Use ${tm_file}.
4650 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4651 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4652 * config/i386/vx-common.h: New file.
4654 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4656 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4659 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4661 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4664 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4668 * c-common.c (c_build_qualified_type): Set canonical type
4671 2007-04-12 Richard Guenther <rguenther@suse.de>
4673 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4674 lower bound and element size if lower bound is not zero
4675 or either of the ARRAY_REF operands is set.
4677 2007-04-12 Richard Guenther <rguenther@suse.de>
4679 PR tree-optimization/24689
4680 PR tree-optimization/31307
4681 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4683 * gimplify.c (canonicalize_addr_expr): To be consistent with
4684 gimplify_compound_lval only set operands two and three of
4685 ARRAY_REFs if they are not gimple_min_invariant. This makes
4686 it never at this place.
4687 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4689 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4691 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4692 null before emitting a .nsubspa directive.
4694 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4696 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4697 need_to_partition_p if there are no memory statements in the
4700 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4702 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4703 (gcd_of_steps_may_divide_p): New function.
4704 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4706 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4708 * reload.c (find_reloads_toplev, find_reloads_address,
4709 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4710 not a pointer equality test, to decide if we need to call
4711 push_reg_equiv_alt_mem.
4713 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4715 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4716 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4717 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4719 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4721 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4722 vector to be positive.
4724 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4728 * doc/invoke.texi: Document --params max-aliased-vops and
4730 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4731 debug_memory_partitions): Move to tree-flow.h
4732 * params.h (AVG_ALIASED_VOPS): Define.
4733 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4735 (mp_info_t): Likewise.
4736 (get_mem_sym_stats_for): New.
4737 (set_memory_partition): Move from tree-flow-inline.h.
4738 (mark_non_addressable): Only clear the set of symbols for the
4739 partition if it exists.
4740 (dump_memory_partitions): Move from tree-ssa-operands.c
4741 (debug_memory_partitions): Likewise.
4742 (need_to_partition_p): New.
4743 (dump_mem_ref_stats): New.
4744 (debug_mem_ref_stats): New.
4745 (dump_mem_sym_stats): New.
4746 (debug_mem_sym_stats): New.
4747 (update_mem_sym_stats_from_stmt): New.
4748 (compare_mp_info_entries): New.
4749 (mp_info_cmp): Call it.
4750 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4752 (get_mpt_for): Move from tree-ssa-operands.c.
4753 (find_partition_for): New.
4754 (create_partition_for): Remove.
4755 (estimate_vop_reduction): New.
4756 (update_reference_counts): New.
4757 (build_mp_info): New.
4758 (compute_memory_partitions): Refactor.
4759 Document new heuristic.
4760 Call build_mp_info, update_reference_counts,
4761 find_partition_for and estimate_vop_reduction.
4762 (compute_may_aliases): Populate virtual operands before
4763 calling debugging dumps.
4764 (delete_mem_sym_stats): New.
4765 (delete_mem_ref_stats): New.
4766 (init_mem_ref_stats): New.
4767 (init_alias_info): Call it.
4768 (maybe_create_global_var): Remove alias_info argument.
4769 Get number of call sites and number of pure/const call sites
4770 from gimple_mem_ref_stats().
4771 (dump_alias_info): Call dump_memory_partitions first.
4772 (dump_points_to_info_for): Show how many times a pointer has
4774 * opts.c (decode_options): For -O2 set --param
4775 max-aliased-vops to 500.
4776 For -O3 set --param max-aliased-vops to 1000 and --param
4777 avg-aliased-vops to 3.
4778 * fortran/options.c (gfc_init_options): Remove assignment to
4780 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4781 * tree-dfa.c (dump_variable): Dump memory reference
4783 Dump NO_ALIAS* settings.
4784 (referenced_var_lookup): Tidy.
4785 (mem_sym_stats): New.
4786 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4787 and ORIG are different SSA names for a memory partition.
4788 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4789 * tree-flow.h (struct mem_sym_stats_d): Define.
4790 (mem_sym_stats_t): Define.
4791 (struct mem_ref_stats_d): Define.
4792 (struct gimple_df): Add field mem_ref_stats.
4793 (enum noalias_state): Define.
4794 (struct var_ann_d): Add bitfield noalias_state.
4795 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4796 debug_mem_ref_stats, debug_memory_partitions,
4797 debug_mem_sym_stats): Declare.
4798 * tree-ssa-structalias.c (update_alias_info): Update call
4799 sites, pure/const call sites and asm sites in structure
4800 returned by gimple_mem_ref_stats.
4801 Remove local variable IS_POTENTIAL_DEREF.
4802 Increase NUM_DEREFS if the memory expression is a potential
4804 Call update_mem_sym_stats_from_stmt.
4805 If the memory references memory, call
4806 update_mem_sym_stats_from_stmt for all the direct memory
4807 symbol references found.
4808 (intra_create_variable_infos): Set noalias_state field for
4809 pointer arguments according to the value of
4810 flag_argument_noalias.
4811 * tree-ssa-structalias.h (struct alias_info): Remove fields
4812 num_calls_found and num_pure_const_calls_found.
4813 (update_mem_sym_stats_from_stmt): Declare.
4814 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4815 Set default value to 100.
4816 (PARAM_AVG_ALIASED_VOPS): Define.
4818 2007-04-11 Richard Guenther <rguenther@suse.de>
4821 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4822 a * -b + c as c - a * b if we honor sign dependent rounding.
4824 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4826 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4828 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4829 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4831 (initialize_trampoline): Don't use old-style function definition.
4832 (bfin_secondary_reload): Mark IN_P argument as unused.
4834 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4836 PR tree-optimization/31343
4837 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4838 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4839 * testsuite/gcc.dg/vect/pr31343.c: New.
4841 2007-04-10 Eric Christopher <echristo@apple.com>
4843 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4844 * config/i386/i386.md (*cmpfp0): Use.
4845 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4846 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4847 (fix_trunc<mode>_i386_fisttp): Ditto.
4848 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4849 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4850 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4851 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4852 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4853 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4854 (unnamed_splitters): Ditto.
4855 * config/i386/i386.c (output_fix_trunc): Assert that
4856 we're not being passed a TFmode operand.
4858 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4860 PR tree-optimization/31526
4861 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4862 n_basic_blocks to find newly added blocks.
4864 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4866 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4868 (fix_trunc<mode>si_sse): Ditto.
4869 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4870 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4871 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4872 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4873 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4874 expander using SSEMODEF mode macro.
4875 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4876 expander using SSEMODEF mode macro.
4877 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4878 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4879 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4880 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4881 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4882 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4883 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4884 Macroize insn using X87MODEF mode macro.
4886 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4888 * config/i386/sse.md (sse2_pinsrw): Removed.
4889 (sse2_pextrw): Renamed to ...
4890 (*sse2_pextrw): This.
4892 2007-04-09 Jan Hubicka <jh@suse.cz>
4895 * config/i386/sse.md
4896 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4897 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4898 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4899 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4901 2007-04-09 Jan Hubicka <jh@suse.cz>
4903 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4904 multiple fields of union.
4906 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4908 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4909 (create_preheaders): Check that loops are available.
4910 (fix_loop_structure): Clean up, improve comments.
4911 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4912 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4914 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4915 * predict.c (tree_estimate_probability): Do not call
4916 calculate_dominance_info. Call create_preheaders.
4917 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4918 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4920 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4921 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4922 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4923 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4926 2007-04-08 Jan Hubicka <jh@suse.cz>
4928 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4929 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4930 * fold-const.c (fold_unary): Use it.
4932 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4934 * varasm.c (assemble_variable): Remove call to
4935 lang_hooks.decls.prepare_assemble_variable.
4936 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4937 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4938 * langhooks.h (lang_hooks_for_decls): Remove
4939 prepare_assemble_variable.
4941 2007-04-08 Mike Stump <mrs@apple.com>
4943 * config/i386/i386.c: Use inc/dec on Core2.
4945 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4947 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4948 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4949 lhd_tree_inlining_end_inlining): Remove.
4950 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4951 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4953 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4954 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4955 lhd_tree_inlining_end_inlining): Remove prototypes.
4956 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4957 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4958 LANG_HOOKS_TREE_INLINING_START_INLINING,
4959 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4961 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4964 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4967 * config/avr/predicates.md (io_address_operand): Delete predicate.
4968 (low_io_address_operand): Don't use 'mode' argument.
4969 (higth_io_address_operand): Rename ...
4970 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4971 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4974 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4976 Revert change removing staticp.
4978 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4981 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4984 2007-04-07 Bruce Korb <bkorb@gnu.org>
4986 * c.opt: Add -Wformat-contains-nul.
4987 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4989 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4990 the NUL byte warning.
4992 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4994 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4996 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4998 * tree.c (staticp): No longer use staticp langhook.
4999 * langhooks.c (lhd_staticp): Removed.
5000 * langhooks.h (struct lang_hooks): Remove staticp.
5001 * c-common.c (c_staticp): Remove.
5002 * c-common.h (c_staticp): Ditto.
5003 * langhooks-defs.h (lhd_staticp): Ditto.
5004 (LHD_HOOKS_STATICP): Ditto
5005 * tree.h (gcc_assert_lowered): New macro.
5007 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5009 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5010 argument "reliable".
5011 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5012 Add argument "reliable". Propagate it through calls.
5013 (infer_loop_bounds_from_undefined): Derive number of iterations
5014 estimates from references in blocks that do not dominate loop latch.
5015 (gcov_type_to_double_int): New function.
5016 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5017 and expected_loop_iterations_unbounded.
5018 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5019 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5020 * tree-data-ref.c (estimated_loop_iterations): Export.
5021 (get_references_in_stmt): Fix -- do not return addresses of local
5023 * cfgloop.h (expected_loop_iterations_unbounded,
5024 estimated_loop_iterations): Declare.
5026 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5028 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5030 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5032 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5033 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5034 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5035 Use output_387_reg_move().
5036 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5037 expander using X87MODEF12 mode macro.
5038 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5039 choosing register preferences. Use output_387_reg_move().
5040 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5041 instead of "x". Use output_387_reg_move().
5042 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5043 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5044 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5045 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5046 Use output_387_reg_move().
5047 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5049 (*truncxf?f_i387 splitter): Ditto.
5051 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5053 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5054 LANG_HOOKS_SAFE_FROM_P.
5055 * expr.c (safe_from_p): Remove langhook call.
5056 * langhooks.h (lang_hooks): Remove safe_from_p.
5057 (lhd_safe_from_p): Remove prototype.
5058 * langhooks.c (lhd_safe_from_p): Remove.
5060 2007-04-06 Jan Hubicka <jh@suse.cz>
5062 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5065 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5067 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5068 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5069 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5070 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5072 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5073 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5075 2007-04-05 Richard Henderson <rth@redhat.com>
5077 * config/alpha/alpha.c (print_operand) [+]: Remove.
5078 (alpha_end_function): Print nop if call at end of function.
5079 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5080 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5081 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5082 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5083 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5084 the call pattern. Update peepholes to match.
5086 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5088 * doc/extend.texi (Other Builtins): Add decimal float variants
5090 * builtins.def: Ditto.
5091 * builtins.c (expand_builtin): Ditto.
5093 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5094 H.J. Lu <hongjiu.lu@intel.com>
5097 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5098 of V8HImode when calling ix86_binary_operator_ok.
5099 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5100 (sdot_prodv8hi): Operands 1 and 2 must be register.
5102 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5104 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5105 initialize align to silence bogus warning.
5107 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5110 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5112 (struct sra_walk_fns): Remove use_all parameter from use.
5113 (sra_hash_tree): Handle BIT_FIELD_REFs.
5114 (sra_elt_hash): Don't hash bitfld blocks.
5115 (sra_elt_eq): Skip them in parent compares as well. Handle
5117 (sra_walk_expr): Don't maintain or pass down use_all_p.
5118 (scan_use): Remove use_all parameter.
5119 (scalarize_use): Likewise. Re-expand assignment to
5120 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5121 output, and re-scalarize after output. Don't mark anything
5123 (scalarize_ldst): Adjust.
5124 (scalarize_walk_gimple_modify_statement): Likewise.
5125 (build_element_name_1): Handle BIT_FIELD_REFs.
5126 (instantiate_element): Don't warn for any element whose parent
5128 (instantiate_missing_elements_1): Return the sra_elt.
5129 (canon_type_for_field): New.
5130 (try_instantiate_multiple_fields): New.
5131 (instantiate_missing_elemnts): Use them.
5132 (mark_no_warning): Removed.
5133 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5134 (REPLDUP, sra_build_elt_assignment): New.
5135 (generate_copy_inout): Use them.
5136 (generate_element_copy): Likewise. Handle bitfld differences.
5137 (generate_element_zero): Don't recurse for blocks. Use
5138 sra_build_elt_assignment.
5139 (generate_one_element_int): Take elt instead of var. Use
5140 sra_build_elt_assignment.
5141 (generate_element_init_1): Adjust.
5142 (scalarize_use, scalarize_copy): Use REPLDUP.
5143 (scalarize_ldst): Move assert before dereference.
5144 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5146 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5148 * regmove.c: Fix unused variable warnings due to previous commit.
5150 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5152 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5153 (regmove_bb_head): Remove.
5154 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5155 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5156 problems with fixup_match_1.
5157 Don't initialize/free regmove_bb_head.
5159 (reg_is_remote_constant_p): If an insn is in the same basic block
5160 but not before INSN, consider it remote, too.
5162 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5165 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5166 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5168 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5170 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5171 (CONDITIONAL_REGISTER_USAGE): Likewise.
5173 2007-04-04 Richard Henderson <rth@redhat.com>
5175 * config/alpha/lib1funcs.asm: Remove unused file.
5177 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5180 * opts.c (print_specific_help): Fix --help=<language>
5182 (common_handle_option): Support --help=common.
5184 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5187 * gcc.c (main): Do not run the linker if
5188 print_subprocess_help indicates that it shouldn't be
5191 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5194 * doc/invoke.texi (--help=): Document <languages> value, fix
5195 formatting in tables of values.
5197 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5199 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5200 dllimport attribute of virtual methods.
5202 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5204 * config/score/crti.asm: Change _bss_start to __bss_start.
5205 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5206 (OUTGOING_REG_PARM_STACK_SPACE) update.
5207 * config/score/score.opt: add options to make backend support
5208 score5, score5u, score7 and score7d.
5209 * config/score/score.md: Likewise.
5210 * config/score/misc.md: Likewise.
5211 * config/score/mac.md: Likewise.
5212 * doc/invoke.texi: Likewise.
5213 * doc/md.texi: update constraints define.
5215 2007-04-03 Richard Henderson <rth@redhat.com>
5217 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5218 an appropriate type, use the mode instead.
5220 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5222 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5223 Set the default --with-arch setting to mips2.
5224 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5225 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5226 (MULTILIB_OSDIRNAMES): Delete.
5227 (MULTILIB_DIRNAMES): Define.
5228 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5229 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5230 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5231 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5232 VXWORKS_OS_CPP_BUILTINS.
5233 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5234 (MIPS_DEBUGGING_INFO): Undefine.
5235 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5237 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5240 * fold-const.c (native_encode_real): Encode real.c provided longs
5241 as a series of 32-bit native integers.
5242 (native_interpret_real): Interpret buffer as a series of 32-bit
5245 2007-04-03 Richard Guenther <rguenther@suse.de>
5247 * genpreds.c (write_insn_constraint_len): Write function
5248 optimized for CONSTRAINT_LEN implementation.
5249 (write_tm_preds_h): Output insn_constraint_len inline and
5250 use it for CONSTRAINT_LEN.
5251 (write_insn_preds_c): Don't output insn_constraint_len.
5252 * doc/md.texi (define_register_constraint): Document multi-letter
5253 constraints shall have the same length if they start with the same
5256 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5259 * config/i386/i386.md (isinf<mode>2): Expand only when
5260 TARGET_C99_FUNCTIONS is set.
5262 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5264 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5265 (x86_64-*-linux*): Ditto.
5266 * config/i386/i386.opt (mpc): New option.
5267 * config/i386/i386.c (overrride_options): Handle
5268 ix87_precision_string.
5269 * config/i386/crtprec.c: New file.
5270 * config/i386/t-crtpc: Ditto.
5271 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5273 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5274 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5275 crtprec32.o, crtprec64.o and crtprec80.o.
5277 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5279 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5281 2007-04-02 Eric Christopher <echristo@apple.com>
5283 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5284 limitations on darwin.
5286 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5289 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5291 2007-04-02 Dave Korn <dave.korn@artimi.com>
5293 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5295 2007-04-02 Dave Korn <dave.korn@artimi.com>
5297 * libgcc2.h (exception_descriptor): Don't forward-declare.
5298 (__get_eh_table_language, __get_eh_table_version): Delete
5299 prototypes of long-dead functions.
5301 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5303 * ebitmap.h: New file
5304 * ebitmap.c: New file
5305 * Makefile.in (ebitmap.o): New target.
5307 2007-04-01 Jan Hubicka <jh@suse.cz>
5309 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5310 before very first instruction.
5312 2007-04-01 Jan Hubicka <jh@suse.cz>
5314 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5315 waring on 64bit hosts.
5316 * bitmap.h: Fix typo in bitmap_head_def.
5318 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5320 PR rtl-optimization/31391
5321 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5322 into a DELETED_LABEL note, and the label is in an empty basic
5323 block, update BB_END as well as BB_HEAD.
5325 2007-04-01 Richard Henderson <rth@redhat.com>
5327 PR tree-optimization/31169
5328 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5329 to varying if the range is outside [0, prec-1].
5331 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5334 * config/mips/mips.md (load_const_gp): New insn.
5335 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5336 the MIPS16 GP pseudo register if no_new_pseudos.
5337 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5339 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5342 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5344 (call_value): Likewise.
5346 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5347 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5350 * doc/invoke.texi: (optimization options): Reword description
5351 of -ffast-math. Document its primary purpose.
5353 2007-03-31 Richard Guenther <rguenther@suse.de>
5355 * omp-low.c (splay-tree.h): Include.
5356 (lookup_decl): Replace splay-tree usage by pointer-map.
5357 (maybe_lookup_decl): Likewise.
5358 (new_omp_context): Likewise.
5359 (delete_omp_context): Likewise.
5360 * gimplify.c (splay-tree.h): Include.
5361 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5363 (remap_ssa_name): Likewise.
5364 (remap_decl): Likewise.
5365 (remap_type_1): Likewise.
5366 (remap_type): Likewise.
5367 (copy_body_r): Likewise.
5368 (expand_call_inline): Likewise.
5369 (clone_body): Likewise.
5370 (copy_tree_r): Likewise.
5371 (remap_save_expr): Likewise.
5372 (unsave_r): Likewise.
5373 (unsave_expr_now): Likewise.
5374 (tree_function_versioning): Likewise.
5375 (build_duplicate_type): Likewise.
5376 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5377 (struct copy_body_data): Replace splay-tree by pointer-map.
5378 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5379 not $(SPLAY_TREE_H).
5380 (gimplify.o): Depend on $(SPLAY_TREE_H).
5381 (omp-low.p): Likewise.
5383 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5385 * config/avr/predicates.md (even_register_operand,
5386 odd_register_operand): New predicates.
5387 * config/avr/avr.md (movw peephole2): New.
5388 (movw_r peephole2): New.
5390 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5392 * tree.h (get_signed_or_unsigned_type): New.
5393 * fold-const.c (operand_equal_for_comparison_p): Use
5394 get_signed_or_unsigned_type instead of
5395 lang_hooks.types.signed_or_unsigned_type.
5396 * expr.c (store_expr): Ditto.
5397 * langhooks.c (get_signed_or_unsigned_type): New.
5398 (lhd_signed_or_unsigned_type): New.
5399 * langhooks.h (lhd_signed_or_unsigned_type): New.
5400 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5402 2007-03-30 Richard Henderson <rth@redhat.com>
5404 * tree-ssa-loop-ivopts.c: Include target.h.
5405 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5406 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5407 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5408 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5410 2007-03-30 Richard Henderson <rth@redhat.com>
5411 Kai Tietz <kai.tietz@onevision.com>
5413 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5415 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5416 (TARGET_64BIT_MS_ABI): New.
5417 (DBX_REGISTER_NUMBER): Handle 64-bit.
5418 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5419 (LONG_TYPE_SIZE): Force to 32.
5420 (REG_PARM_STACK_SPACE): New.
5421 (OUTGOING_REG_PARM_STACK_SPACE): New.
5422 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5423 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5424 (STACK_BOUNDARY): Use 128 for 64-bit.
5425 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5426 Add 64-bit implementation.
5427 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5429 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5430 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5431 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5432 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5433 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5434 TARGET_64BIT_MS_ABI.
5435 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5436 (ix86_pass_by_reference): Likewise.
5437 (ix86_function_value_regno_p): Likewise.
5438 (ix86_build_builtin_va_list): Likewise.
5439 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5440 (function_arg_advance_ms_64): New.
5441 (function_arg_advance): Call it.
5442 (function_arg_ms_64): New.
5443 (function_arg): Call it.
5444 (function_value_ms_64): New.
5445 (ix86_function_value_1): Call it.
5446 (return_in_memory_ms_64): New.
5447 (ix86_return_in_memory): Call it.
5448 (setup_incoming_varargs_ms_64): New.
5449 (ix86_setup_incoming_varargs): Call it.
5450 (ix86_expand_prologue): Handle 64-bit stack probing.
5451 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5452 (output_pic_addr_const): Likewise.
5453 (x86_this_parameter): Likewise.
5454 (x86_output_mi_thunk): Likewise.
5455 (x86_function_profiler): Likewise.
5456 (TARGET_STRICT_ARGUMENT_NAMING): New.
5457 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5458 (TARGET_64BIT_MS_ABI): New.
5459 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5460 * config/i386/i386.md (allocate_stack_worker): Remove.
5461 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5462 describe the clobber of eax without a match_scratch.
5463 (allocate_stack_worker_postreload): Remove.
5464 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5465 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5466 (allocate_stack_worker_rex64_postreload): Remove.
5467 (allocate_stack): Handle 64-bit.
5468 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5469 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5470 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5471 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5472 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5473 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5474 * config.build (x86_64-*-mingw*): New host.
5475 * config.host (x86_64-*-mingw*): New host.
5476 * config.gcc (x86_64-*-mingw*): New target.
5477 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5479 2007-03-30 Richard Henderson <rth@redhat.com>
5480 Kai Tietz <kai.tietz@onevision.com>
5482 * c-pragma.c (struct def_pragma_macro_value): New.
5483 (struct def_pragma_macro): New.
5484 (pushed_macro_table): New.
5485 (dpm_hash, dpm_eq): New.
5486 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5487 (init_pragma): Install them.
5488 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5490 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5492 * config/avr/avr.c (avr_override_options): Clear
5493 'flag_delete_null_pointer_checks'.
5495 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5498 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5499 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5500 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5501 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5502 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5503 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5504 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5506 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5508 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5510 * regmove.c: Move all of pass_stack_adjustments from here...
5511 * combine-stack-adj.c: ...to this new file.
5512 * Makefile.in: Add rules for combine-stack-adj.o.
5514 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5516 PR tree-optimization/31383
5517 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5518 to have the same length.
5520 2007-03-30 Jan Hubicka <jh@suse.cz>
5523 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5524 availablility; add more sanity checking; ask varpool only about
5527 2007-03-29 Richard Henderson <rth@redhat.com>
5529 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5530 to decide, but __SIZEOF_LONG_LONG__.
5532 2007-03-29 Richard Henderson <rth@redhat.com>
5534 * emutls.c (struct __emutls_array): New.
5535 (emutls_destroy): Use it instead of casting element 0 from void*.
5536 (__emutls_get_address): Likewise.
5538 2007-03-29 Richard Henderson <rth@redhat.com>
5540 * varasm.c (initializer_constant_valid_p): Don't deny
5541 DECL_DLLIMPORT_P on functions.
5543 * config/i386/cygming.h: Remove function declarations.
5544 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5545 (ASM_OUTPUT_LABELREF): Remove.
5546 (COMMON_ASM_OP): Remove.
5547 (ASM_OUTPUT_COMMON): Remove.
5548 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5549 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5550 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5551 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5552 Rename from TARGET_ENCODE_SECTION_INFO.
5553 * config/i386/netware.h: Likewise.
5554 * config/i386/i386-protos.h: Update.
5555 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5556 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5557 (legitimate_constant_p): Reject dllimports.
5558 (dllimport_map, get_dllimport_decl): New.
5559 (legitimize_dllimport_symbol): New.
5560 (legitimize_address, ix86_expand_move): Use it.
5561 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5562 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5563 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5564 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5565 * config/i386/predicates.md (constant_call_address_operand): Only
5566 accept symbols; reject dllimport_p symbols.
5567 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5568 i386_pe_maybe_record_exported_symbol.
5569 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5570 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5571 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5572 trust the setting of DECL_DLLIMPORT_P.
5573 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5574 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5575 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5576 tidy the argument scanning loop.
5577 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5578 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5579 (i386_pe_strip_name_encoding): Remove.
5580 (i386_pe_binds_local_p): New.
5581 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5582 (i386_pe_output_labelref): Remove.
5583 (i386_pe_asm_output_aligned_decl_common): New.
5584 (i386_pe_maybe_record_exported_symbol): Rename from
5585 i386_pe_record_exported_symbol; check for dllexported symbols.
5587 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5589 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5590 add comment explaining why vsnprintf cannot be used.
5592 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5594 PR tree-optimization/30666
5595 * tree.c (build_complex_type): When creating type names for DWARF2
5596 debug info, create TYPE_DECLs for TYPE_NAME instead of
5598 (build_common_tree_nodes_2): Use build_complex_type when building
5599 predefined complex types, to preserve canonical types.
5601 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5603 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5604 (noce_get_alt_condition): Look at it to determine whether to
5605 reverse the condition or not.
5606 (noce_get_condition): Substitute the truth for lies.
5607 (noce_find_if_block): Set the then_else_reversed field.
5609 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5611 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5612 destination of this insn.
5613 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5614 than calling gen_rtx_SET directly. Use r0 to hold the value of
5615 'address + 4' rather than a stack based temporary which can be
5618 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5620 * config/s390/s390.c (s390_secondary_input_reload_class,
5621 s390_secondary_output_reload_class): Functions removed.
5622 (s390_secondary_reload): New function.
5623 (TARGET_SECONDARY_RELOAD): Target macro defined.
5624 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5625 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5626 * config/s390/s390.md ("reload_outti", "reload_outdi",
5627 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5628 "reload_out<mode>"): Expanders removed.
5629 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5630 "reload<mode>_nonoffmem_out"): Expanders added.
5632 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5634 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5635 SRC->DEST replacement failed anyway.
5637 2007-03-28 Mike Stump <mrs@apple.com>
5639 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5640 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5641 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5643 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5645 * config.gcc: Accept barcelona as a variant of amdfam10.
5646 * config/i386/i386.c (override_options): Likewise.
5647 * doc/invoke.texi: Likewise.
5649 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5651 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5652 offsets for BIT_FIELD_REF and COMPONENT_REF.
5654 2007-03-28 Richard Guenther <rguenther@suse.de>
5656 * tree.c (is_global_var): Move ...
5657 * tree-flow-inline.h (is_global_var): ... here.
5658 * tree.h (is_global_var): Remove declaration.
5660 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5664 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5665 * config/i386/i386.c (ix86_tune_features): Initialize new
5667 * config/i386/predicates.md (promotable_binary_operator): Use
5668 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5670 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5673 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5675 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5677 * config/fr30/fr30.md (movsi_internal): Change destination
5678 constraint from m to V and add m to the end.
5680 2007-03-28 Christian Bruel <christian.bruel@st.com>
5682 * config/sh/sh.md (movsi_i): Fix type attribute.
5684 2007-03-28 Christian Bruel <christian.bruel@st.com>
5686 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5687 (movsf_ie): Likewise.
5689 2007-03-28 Christian Bruel <christian.bruel@st.com>
5691 * config.gcc: Add sh4-300 to multilib.
5692 * config/sh/t-mlib-sh4-300: New file.
5694 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5696 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5697 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5699 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5700 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5701 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5702 "fixuns_trunctddi2"): Whitespace fix.
5704 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5706 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5707 the definition of struct sh_args.
5708 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5709 CALL_COOKIE_INT_REG_GET): Likewise.
5711 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5713 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5714 transformations are applied successfully.
5716 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5718 * tree.c (tree_contains_struct): Permit 512 tree codes.
5719 * tree.h (tree_contains_struct): Ditto.
5720 (MAX_TREE_CODES): Ditto.
5721 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5722 SPARE member to store remaining padding bits.
5724 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5726 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5729 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5731 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5732 * configure: Regenerate.
5734 * configure: Regenerate using the correct version of autoconf.
5736 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5738 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5740 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5741 regs to "__SP_L__" and "__SP_H__".
5743 2007-03-27 Richard Guenther <rguenther@suse.de>
5745 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5746 computations with it with a HOST_WIDE_INT variable.
5748 2007-03-26 Mike Stump <mrs@apple.com>
5750 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5751 objective-c-header, objective-c++-header and objc++-cpp-output
5753 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5755 2007-03-26 Richard Henderson <rth@redhat.com>
5758 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5759 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5760 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5761 IX86_BUILTIN_PSRLQ128): New.
5762 (ix86_init_mmx_sse_builtins): Add them.
5763 (ix86_expand_builtin): Expand them.
5764 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5765 operand 2 be TImode.
5766 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5767 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5768 _mm_srli_epi64): Mark __B const.
5769 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5770 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5771 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5772 new two-vector shift builtins.
5774 2007-03-26 Ian Lance Taylor <iant@google.com>
5776 PR tree-optimization/31345
5777 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5778 [+INF, +INF(OVF)] into VARYING.
5780 2007-03-26 Zack Weinberg <zackw@panix.com>
5782 * gengtype-parse.c: New file.
5783 * gengtype-yacc.y: Delete.
5784 * gengtype-lex.l: Don't include gengtype-yacc.h.
5785 Define YY_DECL and yyterminate appropriately for recursive
5786 descent parser. yylval is now a string out-parameter to yylex.
5787 (HWS, EOID): New shorthand.
5788 (IWORD): Add a couple more types.
5789 (yylex): Add a setup stanza. Remove the complex rules for
5790 detecting GTY'ed types and typedefs; replace with simple
5791 keyword detectors. Adjust everything for the changed
5792 definition of yylval. Ignore all pp-directives, not just #define.
5794 (parse_file): Rename yybegin; do not call yyparse.
5796 * gengtype.c (xasprintf): Export again.
5797 (this_file): New. Use everywhere __FILE__ was being used.
5798 (get_lang_bitmap): Special case types defined in gengtype.c.
5799 (do_typedef, new_structure): Suppress definition of certain types.
5800 (new_structure): Improve diagnostics of duplicate definitions.
5801 Make sure location_s is associated with input.h.
5802 (nreverse_pairs, define_location_structures): New functions.
5803 (main): Improve tagging of kludge types. Remove old kludges
5804 for input.h types; use define_location_structures.
5805 * gengtype.h: Update prototypes. Define token codes here.
5806 * Makefile.in: Remove all references to gengtype-yacc.
5807 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5809 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5810 add GTY((skip)) to the field that's only conditionally there.
5811 * doc/install.texi: Document that Bison is no longer required
5812 unless building treelang.
5814 * gengtype.c: Don't include gtyp-gen.h.
5815 (srcdir): Declare here.
5816 (base_files, lang_dir_names): Allocate dynamically.
5817 (gt_files, num_gt_files, num_lang_dirs): New globals.
5818 (measure_input_list, read_input_line, read_input_list)
5819 (set_lang_bitmap): New functions.
5820 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5821 simplify, relying on read_input_list to set up the bitmaps.
5822 (main): Arguments are no longer unused. Check for correct number
5823 of command line arguments, set srcdir and srcdir_len, then call
5824 read_input_list, before doing anything else. No need to worry
5825 about duplicates in main loop.
5826 * configure.ac: Simplify the calculation of all_gtfiles.
5827 Put language tags in there. Don't set or substitute
5828 all_gtfiles_files_langs or all_gtfiles_files_frags.
5829 * Makefile.in: Revamp the way gengtype is invoked, now that it
5830 takes a file on its command line with a much simpler format.
5831 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5832 (GTFILES): Remove duplicates and C source files.
5833 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5834 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5835 * configure: Regenerate.
5837 * gengtype.h: Remove all type definitions to gengtype.c; leave
5838 only definitions of options_p, type_p, and pair_p as opaque
5839 pointers. Update prototypes.
5840 * gengtype.c: Many type definitions moved here from gengtype.h.
5841 Consolidate type definitions at the top of the file.
5842 (xvasprintf): Delete.
5843 (xasprintf): Make static.
5844 (create_nested_pointer_option): Add 'next' parameter.
5845 (create_field_all, create_field_at): New functions.
5846 (create_field): Now a thin wrapper around create_field_all.
5847 (create_optional_field): Rename create_optional_field_ and add
5848 line argument. Original name is now a macro which supplies
5850 (oprintf): Use vsnprintf directly.
5851 (close_output_files): Use fatal rather than perror/exit.
5852 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5853 (main): Set progname. Don't use exit.
5854 * gengtype-yacc.y (struct_fields): Use create_field_at.
5855 (option, optionseqopt): Delete.
5856 (optionseq): Consolidate productions from option here so we
5857 can use the first argument to create_option.
5859 * gengtype-lex.l: Distinguish unions from structures in the
5860 token type. Don't call find_structure; return the tag as a string.
5861 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5862 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5863 Reorganize typedef_struct production accordingly.
5864 Use create_nested_ptr_option.
5865 * gengtype.c (create_nested_ptr_option): New function.
5866 * gengtype.h: Declare it.
5868 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5869 (string_type): Don't declare.
5870 (do_scalar_typedef): Declare.
5871 (create_scalar_type): Update prototype.
5872 * gengtype.c (string_type): Make static.
5873 (scalar_nonchar, scalar_char): New.
5874 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5875 (resolve_typedef): Use scalar_nonchar for error recovery.
5876 (create_scalar_type): Remove name_len field. Return scalar_char
5877 or scalar_nonchar as appropriate.
5878 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5880 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5882 (main): Initialize scalar_char and scalar_nonchar before calling
5884 * gengtype-lex.l: Adjust for removal of second argument to
5885 create_scalar_type. Use yylval.s instead of yylval.t when
5887 * gengtype-yacc.y: Type of SCALAR is string. Call
5888 create_scalar_type from type:SCALAR rule. Adjust for removal of
5889 second argument to create_scalar_type.
5891 * vec.h: Remove all #if IN_GENGTYPE blocks.
5892 Add comment saying that changes may require adjustments to gengtype.
5893 * gengtype.c: Don't include coretypes.h or tm.h.
5894 Add comment to inclusion of errors.h.
5895 (note_def_vec, note_def_vec_alloc): New functions.
5896 * gengtype.h: Declare new functions.
5897 * gengtype-lex.l: Don't include coretypes.h.
5898 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5900 (update_lineno): Remove unnecessary prototype.
5901 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5902 (VEC rule): Just return VEC_TOKEN.
5903 * gengtype-yacc.y (VEC_TOKEN): New token type.
5904 (type): Add a production for VEC(a,b).
5905 * Makefile.in: Update dependencies.
5907 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5908 typedefs that use the old PARAMS macro.
5910 * gengtype-lex.l: Remove all rules and states relating to yacc
5912 * gengtype-yacc.y: Similarly.
5913 * gengtype.c (note_yacc_type): Delete function.
5914 * gengtype.h: Update prototypes.
5916 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5918 * tree-pretty-print.c (dump_generic_node): Report precision of
5919 unnamed integer types.
5921 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5923 * ifcvt.c (noce_try_store_flag_constants): Don't check
5924 no_new_pseudos here.
5925 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5926 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5927 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5928 noce_try_sign_mask): Likewise.
5929 (if_convert): Check no_new_pseudos here.
5931 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5933 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5934 (noce_get_condition): Handle new then_else_reversed argument.
5935 (noce_init_if_info): Remove, fold into noce_find_if_block.
5936 (noce_process_if_block): Take a struct noce_if_info as the
5937 argument. Don't set up one based on ce_if_info. Update pointer
5938 references accordingly.
5939 (cond_move_process_if_block): Likewise.
5940 (process_if_block): Removed.
5941 (find_if_block): Removed. Move functionality two new functions,
5942 noce_find_if_block and cond_exec_find_if_block.
5943 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5944 blocks and the symmetric IF-ELSE-JOIN case.
5945 (cond_exec_find_if_block): Also new function mostly based on old
5946 find_if_block and process_if_block.
5947 (find_if_header): Replace find_if_block call with separately
5948 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5949 (find_cond_trap): Update noce_get_condition call.
5950 (dead_or_predicable): Likewise.
5952 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5954 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5956 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5957 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5958 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5959 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5960 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5961 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5962 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5963 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5964 __builtin_ia32_psrad128 builtins.
5966 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5968 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5969 * config/i386/constraints.md
5970 (define_constraint "I"): Use IN_RANGE macro.
5971 (define_constraint "J"): Ditto.
5972 (define_constraint "K"): Ditto.
5973 (define_constraint "M"): Ditto.
5974 (define_constraint "N"): Ditto.
5975 (define_constraint "O"): Ditto.
5976 * config/i386/predicates.md
5977 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5978 (define_predicate "const_0_to_3_operand"): Ditto.
5979 (define_predicate "const_0_to_7_operand"): Ditto.
5980 (define_predicate "const_0_to_15_operand"): Ditto.
5981 (define_predicate "const_0_to_63_operand"): Ditto.
5982 (define_predicate "const_0_to_255_operand"): Ditto.
5983 (define_predicate "const_1_to_31_operand"): Ditto.
5984 (define_predicate "const_2_to_3_operand"): Ditto.
5985 (define_predicate "const_4_to_7_operand"): Ditto.
5987 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5989 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5990 in SImode for save_world.
5991 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5994 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5996 PR tree-optimization/30784
5997 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6000 2007-03-25 Revital Eres <eres@il.ibm.com>
6002 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6003 Fold movement_possibility function into it.
6005 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6007 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6008 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6009 (call_indirect_nonlocal_darwin64): Same.
6010 (call_nonlocal_darwin64): Same.
6011 (call_value_indirect_nonlocal_darwin64): Same.
6012 (call_value_nonlocal_darwin64): Same.
6013 (sibcall_nonlocal_darwin64): Same.
6014 (sibcall_value_nonlocal_darwin64): Same.
6015 (sibcall_symbolic_64): Same.
6016 (sibcall_value_symbolic_64): Same.
6017 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6019 (rs6000_emit_load_toc_table): Same.
6020 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6021 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6027 (load_toc_v4_pic_si): Same
6028 (load_toc_v4_PIC_1): Same.
6029 (load_toc_v4_PIC_1b): Same.
6030 (call_indirect_aix{32,64}): Same.
6031 (call_value_indirect_aix{32,64}): Same.
6034 (call_local{32,64}): Same.
6035 (call_value_local{32,64}): Same.
6036 (call_indirect_nonlocal_aix{32,64}): Same.
6037 (call_nonlocal_aix{32,64}): Same.
6038 (call_value_indirect_nonlocal_aix{32,64}): Same.
6039 (call_value_nonlocal_aix{32,64}): Same.
6040 (call_indirect_nonlocal_sysv<mode>): Same.
6041 (call_nonlocal_sysv<mode>): Same.
6042 (call_value_indirect_nonlocal_sysv<mode>): Same.
6043 (call_value_nonlocal_sysv<mode>): Same.
6045 (sibcall_local{32,64}): Same.
6046 (sibcall_value_local{32,64}): Same.
6047 (sibcall_nonlocal_aix{32,64}): Same.
6048 (sibcall_value_nonlocal_aix{32,64}): Same.
6049 (sibcall_nonlocal_sysv<mode>): Same.
6050 (sibcall_value): Same.
6051 (sibcall_value_nonlocal_sysv<mode>): Same.
6053 2007-03-24 Paul Brook <paul@codesourcery.com>
6055 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6056 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6058 2007-03-24 Richard Henderson <rth@redhat.com>
6060 * config/ia64/constraints.md: New file.
6061 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6062 satisfies_constraint_?.
6063 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6064 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6065 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6066 ia64_output_mi_thunk): Likewise.
6067 (ia64_const_ok_for_letter_p): Remove.
6068 (ia64_const_double_ok_for_letter_p): Remove.
6069 (ia64_extra_constraint): Remove.
6070 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6071 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6072 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6073 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6074 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6075 EXTRA_MEMORY_CONSTRAINT): Remove.
6076 * config/ia64/ia64.md: Include constriants.md. Replace
6077 CONST_OK_FOR_? with satisfies_constraint_?.
6079 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6080 H.J. Lu <hongjiu.lu@intel.com>
6082 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6084 (name macros): Use DPD_BID_NAME to convert names properly.
6086 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6087 decimal floating point format.
6088 (init_floating_libfuncs): Change decimal functions so that they
6089 have a "bid_" prefix if the decimal system uses the BID format,
6090 and "dpd_" prefix if the decimal system uses the DPD format.
6091 (init_interclass_conv_libfuncs): Ditto.
6092 (init_intraclass_conv_libfuncs): Ditto.
6094 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6095 using the BID format.
6097 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6098 whether we are using the BID decimal format.
6099 * configure: Regenerate.
6101 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6102 the compiler has decimal floating point enabled. Define
6103 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6106 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6107 using the BID format.
6109 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6110 whether we are using the BID decimal format.
6111 * configure: Regenerate.
6113 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6114 the compiler has decimal floating point enabled. Define
6115 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6118 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6119 options, and that it is enabled for i386/x86_64 systems.
6121 * Makefile.in (enable_decimal_float): New.
6123 (DECNUMINC): Add -I$(DECNUMFMT).
6124 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6125 to $(DECNUMFMT) from $(DECNUM).
6127 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6128 Substitute enable_decimal_float.
6129 * configure: Regenerated.
6132 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6135 * configure.ac: Enable decimal float for x86_64-*-linux*.
6136 * configure: Regenerated.
6139 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6140 decimal128ClearSign to flip and clear the sign bit in decimal128.
6141 (decimal_real_maxval): Set decimal128SetSign to set the sign
6144 2007-03-23 Ian Lance Taylor <iant@google.com>
6146 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6148 2007-03-23 Ian Lance Taylor <iant@google.com>
6150 * tree-dump.c (dump_files): Correct comment.
6152 2007-03-23 Ian Lance Taylor <iant@google.com>
6154 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6156 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6158 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6159 in cfglayout mode. Don't go into and out of cfglayout mode.
6160 Link the blocks in the order of the constructed traces.
6161 (rest_of_handle_tracer): Adjust call to tracer.
6162 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6163 Don't go into cfglayout mode.
6164 (rtl_loop_done): Don't go out of cfglayout mode.
6165 * cfglayout.c (relink_block_chain): New function, split out from...
6166 (fixup_reorder_chain): ...here. Remove redundant checking.
6167 (cfg_layout_finalize): Don't clear the header, footer, and aux
6168 fields here, move the code to do so to relink_block_chain. Likewise
6169 for free_original_copy_tables.
6170 * rtl.h (tracer): Update prototype.
6171 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6172 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6173 mode. Use relink_block_chain to serialize the CFG according to the
6174 new basic block order. Move targetm.cannot_modify_jumps_p check from
6176 (gate_handle_reorder_blocks): ...to here.
6177 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6179 (gate_duplicate_computed_gotos): ...to here.
6180 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6181 something always changes when going into and out of cfglayout mode.
6182 Perform an expensive cfg cleanup while going into cfglayout mode.
6183 Always update liveness information on HAVE_conditional_execution
6184 targets. Reserialize the basic blocks and go out of cfglayout mode.
6185 * reg-stack.c: Include cfglayout.h.
6186 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6187 the call to reorder_basic_blocks.
6188 * basic-block.h (reorder_basic_blocks): Update prototype.
6189 (relink_block_chain): New prototype.
6190 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6192 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6194 * config/mips/mips.md (type, hazard, *movdi_32bit,
6195 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6196 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6197 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6198 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6199 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6201 (movcc): Change first xfer to multi.
6202 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6203 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6204 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6205 config/mips/generic.md: Change reservations using "xfer" to use
6207 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6208 using match_operand.
6209 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6210 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6212 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6214 2007-03-22 Richard Henderson <rth@redhat.com>
6216 * config/i386/i386.c: Remove unnecessary function declarations.
6217 Move targetm definition, and all related macros, to the end of
6218 the file. Resort some functions to put definitions before uses.
6219 (ix86_attribute_table): Make static. Move to end of file.
6220 (ix86_gimplify_va_arg): Make static.
6222 2007-03-22 Richard Henderson <rth@redhat.com>
6224 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6225 don't increase local_regparm with force_align_arg_pointer check.
6226 (ix86_function_sseregparm): Assert 32-bit.
6227 (type_has_variadic_args_p): New.
6228 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6229 type_has_variadic_args_p.
6230 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6231 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6232 use memset instead. Do maybe_vaarg check first; skip attribute
6233 tests if true; skip attribute tests for 64-bit.
6234 (construct_container): Remove TARGET_DEBUG_ARG.
6235 (function_arg_advance_32, function_arg_advance_64): Split out ...
6236 (function_arg_advance): ... from here.
6237 (function_arg_32, function_arg_64): Split out ...
6238 (function_arg): ... from here.
6239 (ix86_pass_by_reference): Tidy.
6240 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6241 (function_value_32): New, from parts of ix86_function_value
6242 and ix86_value_regno.
6243 (function_value_64): New, from parts of ix86_function_value
6244 and ix86_libcall_value.
6245 (ix86_function_value_1): New.
6246 (ix86_function_value, ix86_libcall_value): Use it.
6247 (return_in_memory_32, return_in_memory_64): Split out ...
6248 (ix86_return_in_memory): ... from here.
6249 (ix86_struct_value_rtx): Skip for 64-bit.
6250 (ix86_libcall_value, ix86_value_regno): Remove.
6251 (setup_incoming_varargs_64): Split out ...
6252 (ix86_setup_incoming_varargs): ... from here.
6253 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6254 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6255 * config/i386/i386-protos.h (ix86_function_value): Remove.
6256 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6258 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6261 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6262 infinities not supported, otherwise emit warning if -Woverflow. On
6263 underflow, emit warning if -Woverflow.
6264 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6266 * real.h (real_from_string): Update declaration
6268 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6269 Richard Henderson <rth@redhat.com>
6271 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6272 * calls.c (compute_argument_block_size, expand_call,
6273 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6274 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6275 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6276 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6277 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6278 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6279 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6280 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6283 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6285 * c-incpath.c (add_sysroot_to_chain): New.
6286 (merge_include_chains): Add sysroot argument. Call
6287 add_sysroot_to_chain if sysrooted.
6288 (register_include_chains): Update call to merge_include_chains.
6289 * doc/cppopts.texi: Document use of '=' in include directory
6292 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6294 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6295 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6296 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6297 insn pattern using X87MODEF12 mode macro.
6299 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6301 * regmove.c (regmove_optimize): Use reg_mentioned_p
6302 instead of reg_overlap_mentioned_p for DST.
6304 2007-03-21 Mike Stump <mrs@apple.com>
6306 * c.opt: Fixup for Objective-C/C++.
6308 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6310 * explow.c (convert_memory_address): Fold memory reference when
6311 POINTERS_EXTEND_UNSIGNED < 0
6313 2007-03-21 Richard Henderson <rth@redhat.com>
6316 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6317 * config/i386/mmintrin.h (__m64): Likewise.
6318 * config/i386/xmmintrin.h (__m128): Likewise.
6320 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6322 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6323 (VXWORKS_OS_CPP_BUILTINS): Define.
6324 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6325 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6327 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6329 * rtl.h (constant_pool_reference_p): Delete.
6330 (find_constant_src): Declare.
6331 * rtlanal.c (find_constant_src): New function.
6332 * simplify-rtx.c (constant_pool_reference_p): Delete.
6333 * config/i386/i386.md: Use find_constant_src instead of
6334 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6336 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6338 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6339 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6341 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6343 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6344 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6345 (arm_elf_asm_constructor): Use it.
6346 (arm_elf_asm_destructor): New function.
6348 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6350 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6352 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6354 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6356 2007-03-19 Andrew Haley <aph@redhat.com>
6358 PR tree-optimization/31264
6359 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6362 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6364 PR rtl-optimization/30907
6365 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6366 (fwprop_init): Always call loop_optimizer_initialize.
6367 (fwprop_done): Always call loop_optimizer_finalize.
6368 (fwprop): We always have loop info now.
6369 (gate_fwprop_addr): Remove.
6370 (pass_fwprop_addr): Use gate_fwprop as gate.
6372 PR rtl-optimization/30841
6373 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6374 df_chain_alloc): Call df_reorganize_refs unconditionally.
6375 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6376 refs_organized to refs_organized_size.
6377 (df_ref_create_structure): Use refs_organized_size instead of
6378 bitmap_size if refs had been organized, and keep refs_organized_size
6380 * df.h (struct df_ref_info): Change refs_organized to
6381 refs_organized_size.
6382 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6385 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6387 * except.c (output_function_exception_table): Do not reference the
6388 EH personality routine for functions that do not require an
6391 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6394 * c-typeck.c (convert_for_assignment): Call comptypes for
6395 RECORD_TYPE or UNION_TYPE.
6398 * reload1.c (reload): Do invalid ASM checking after
6399 cleanup_subreg_operands.
6401 2007-03-19 Jeff Law <law@redhat.com>
6403 * tree-cfg.c (find_taken_edge): Tighten conditions for
6404 optimizing computed gotos.
6406 2007-03-19 Michael Matz <matz@suse.de>
6408 * builtins.c (expand_builtin_sync_operation,
6409 expand_builtin_compare_and_swap,
6410 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6413 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6414 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6417 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6419 * doc/tm.texi: Add brackets around the return type of
6420 TARGET_SECONDARY_RELOAD.
6422 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6423 Richard Guenther <rguenther@suse.de>
6425 PR tree-optimization/31254
6426 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6427 Use handled_component_p () where appropriate. Continue
6428 propagating into the rhs if we propagated into an INDIRECT_REF
6431 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6433 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6434 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6435 (xde, xdee): Mode attributes adjusted to support DFP modes.
6436 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6437 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6438 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6439 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6440 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6441 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6442 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6444 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6445 "movsf"): Insn definitions removed.
6446 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6447 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6448 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6450 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6451 "reload_in<mode>", "reload_out<mode>"): Expander added.
6452 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6455 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6457 * config/s390/s390.md: Only non-functional changes. Renamed
6458 FPR mode macro to BFP all over the file.
6460 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6462 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6463 (op_type attribute): RRF instruction type added.
6464 (fT0): New mode attribute.
6465 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6466 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6467 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6468 no secondary memory is needed when moving DFmode values between GPRs
6471 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6473 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6474 inverted and documentation adjusted.
6475 ("mhard-dfp", "msoft-dfp"): New options.
6476 * config/s390/s390.c (s390_handle_arch_option): New architecture
6478 (override_options): Sanity checks for the new options added.
6479 * config.gcc: New architecture switch: z9-ec.
6480 * config/s390/s390.h (processor_flags): PF_DFP added.
6481 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6482 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6483 when the bit is NOT set so remove it from the defaults.
6485 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6487 * genemit.c (main): Print include statement for dfp.h.
6488 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6491 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6493 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6495 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6498 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6501 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6503 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6504 attr_length_call, output_call, output_indirect_call): Cleanup
6505 formatting of targetm calls.
6507 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6509 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6511 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6513 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6514 reservation, bypass and anti-bypass descriptions for these instructions.
6515 Update move patterns.
6516 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6519 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6521 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6522 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6523 (get_initial_def_for_reduction): Likewise.
6525 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6527 Fix PR tree-optimization/29922
6528 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6529 (get_representative): Removed.
6530 (value_dies_in_block_x): Update for rvuse removal.
6531 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6532 (compute_antic_aux): Handle when PHI nodes appear in
6533 non-single-successors.
6534 (dump_bitmap_of_names): Removed.
6535 (compute_antic_safe): Renamed and removed rvuse calculation.
6536 Calculate only antic safe.
6537 (insert_into_preds_of_block): Remove assert.
6538 (execute_pre): Update for renamed functions.
6539 (defer_or_phi_translate_block): New function.
6541 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6543 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6544 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6546 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6547 Follow spelling conventions.
6549 * tree-data-ref.h: Remove the prototype for analyze_array.
6551 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6553 PR tree-optimization/31041
6554 * tree-vect-transform.c (get_initial_def_for_induction): Call
6555 force_gimple_operand.
6557 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6559 * ipa-type-escape.c (look_for_casts) : Revert code to use
6560 handled_component_p due to ada test a-numaux.adb.
6562 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6564 * final.c (final_scan_insn): Alter the condition of a
6565 conditional trap if we have nonstandard CC.
6567 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6569 * configure.ac: Remove excess quoting from asm line 0 test.
6570 * configure: Rebuilt.
6572 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6574 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6575 * c-common.c (convert_and_check): Move warning logic to...
6576 (warnings_for_convert_and_check): ...here. Define.
6577 * c-common.h (warnings_for_convert_and_check): Declare.
6579 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6581 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6582 (output_call): Likewise.
6584 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6586 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6588 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6590 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6592 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6594 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6595 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6597 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6599 PR tree-optimization/31183
6600 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6601 Use double_int instead of unsigned int for representing access_strides.
6602 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6604 2007-03-16 Richard Guenther <rguenther@suse.de>
6606 PR tree-optimization/31146
6607 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6608 to allow recursion of forward_propagate_addr_expr.
6609 (forward_propagate_addr_into_variable_array_index): Likewise.
6610 (forward_propagate_addr_expr): Likewise.
6611 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6612 (forward_propagate_addr_expr_1): Recurse on simple copies
6613 instead of propagating into them. Do so for useless conversions
6615 (forward_propagate_addr_expr): Clean up unused statements after
6618 2007-03-16 Richard Guenther <rguenther@suse.de>
6620 * builtins.c (expand_builtin_cexpi): Use the right argument
6621 for the expansion via cexp.
6623 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6625 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6626 * configure: Rebuilt.
6628 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6631 * dwarf2out.c (force_type_die): Adjust comment.
6632 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6634 2007-03-15 DJ Delorie <dj@redhat.com>
6636 * config/frv/predicates.md (minmax_operator): Don't check operands
6639 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6641 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6642 Update constant estimates of number of iterations.
6643 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6644 argument renamed to "realistic".
6645 (compute_estimated_nb_iterations): Removed.
6646 (record_niter_bound): New function.
6647 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6648 call record_nonwrapping_iv with upper = false.
6649 (infer_loop_bounds_from_signedness): Pass upper argument to
6650 record_nonwrapping_iv.
6651 (estimate_numbers_of_iterations_loop): Do not call
6652 compute_estimated_nb_iterations. Record estimate based on profile
6653 information. Initialize the constant estimates of number of
6655 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6657 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6658 number of iterations is too small.
6659 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6660 (EST_NOT_AVAILABLE): Removed.
6661 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6662 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6665 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6667 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6668 Handle NE_EXPR guards.
6670 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6673 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6674 Set also -pedantic-errors by default for the preprocessor unless
6675 -fpermissive is given.
6677 2007-03-15 Richard Guenther <rguenther@suse.de>
6681 * builtins.c (expand_builtin_cexpi): As a fallback if we
6682 don't have builtins for sincos or cexp create a function
6683 declaration for cexp and expand to a call to that.
6684 (expand_builtin_int_roundingfn): Always fall
6685 back to floor/ceil and its variants even if they may be
6688 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6691 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6692 jump tables, move the call to delete_dead_jumptables from here...
6693 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6694 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6695 don't allow merging of blocks that try_redirect_by_replacing_jump
6696 also does not handle when not optimizing.
6698 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6699 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6701 * config/i386/i386.md (x86_sahf_1): Correctly handle
6704 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6707 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6708 x86_64_general_operand as operand[2] predicate. Remove "iF"
6709 from operand constraints and use "e" constraint instead.
6710 (*subti3_1, *subti3_1 splitter): Ditto.
6711 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6712 operand[1] predicate.
6714 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6716 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6717 arrays, multiply the access strides by the size of the sub-array.
6718 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6720 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6722 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6723 the configured assembler supports the sahf mnemonic.
6724 * configure: Regenerate.
6725 * config.in: Regenerate.
6727 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6728 emit "sahf" or ".byte\t0x9e" as asm template.
6730 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6733 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6734 option to replace hard coded TARGET_xxx in md file.
6735 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6736 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6737 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6738 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6739 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6740 (X86_TUNE_NOT_VECTORMODE): Ditto.
6741 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6742 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6743 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6744 (TUNE_SLOW_IMUL_IMM8): Ditto.
6745 (TUNE_MOVE_M1_VIA_OR): Ditto.
6746 (TUNE_NOT_UNPAIRABLE): Ditto.
6747 (TUNE_NOT_VECTORMODE): Ditto.
6749 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6752 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6753 tuning options instead of hard coded TARGET_xxx.
6754 (fix ssemode peephole2's): Ditto.
6755 (imul peephole2's): Ditto.
6757 (movdi_or_rex64): Ditto.
6758 (move peephole2): Ditto.
6759 (not peephole2's): Ditto.
6761 2007-03-14 Dirk Mueller <dmueller@suse.de>
6763 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6764 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6765 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6767 * c-parser.c (c_parser_do_statement): Warn about empty body in
6769 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6770 * doc/invoke.texi (-Wempty-body): Update documentation.
6772 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6775 * c-common.h (warn_for_div_by_zero): Declare.
6776 * c-common.c (warn_for_div_by_zero): Define.
6777 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6780 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6782 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6783 to PREFIX and STANDARD_PREFIX.
6785 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6786 Phil Edwards <phil@codesourcery.com>
6788 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6789 (__gthread_once_t): Remove busy field for RTPs.
6790 (__GTHREAD_ONCE_INIT): Update accordingly.
6792 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6794 * doc/invoke.texi: Document VxWorks options.
6796 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6798 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6800 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6802 PR tree-optimization/30590
6803 * tree-nrv.c (tree_nrv): Check for the partial update of the
6806 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6808 * flags.h (flag_random_seed): Remove declaration, in favor of...
6809 * toplev.h (get_random_seed, set_random_seed): ... these.
6810 * tree.c (get_file_function_name): Use the former.
6811 * opts.c (common_handle_option): Use the latter.
6814 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6817 * cse.c (cse_find_path): Do not bail out if a basic block that
6818 we already visited now becomes part of a path that starts at a
6819 different basic block. Just disallow this, to make sure we
6820 visit each basic block at most once.
6822 2007-03-13 Jan Hubicka <jh@suse.cz>
6824 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6825 when profile esitmate is present, calls with very low frequency are
6828 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6830 PR tree-optimization/30730
6831 PR tree-optimization/26900
6832 * tree-ssa-loop-niter.c: Include gmp.h.
6834 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6835 split_to_var_and_offset, determine_value_range,
6836 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6837 bound_difference, bounds_add, bounds_negate,
6838 number_of_iterations_ne_max, dump_affine_iv): New functions.
6839 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6840 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6841 difference of initial and final value of control iv to validate
6843 (number_of_iterations_cond): Add loop parameter. Determine bounds
6844 on the difference of the extremes of the control iv. Add dumps.
6845 (expand_simple_operations): Handle phi nodes.
6846 (simplify_using_initial_conditions): Do not record used conditions.
6847 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6848 Do not set additional_info.
6849 (implies_nonnegative_p, implies_ge_p): Removed.
6850 (derive_constant_upper_bound): Do not use parameter `additional'.
6851 (record_estimate): Parameter `additional' removed. Parameter
6852 `i_bound' added. Do not call derive_constant_upper_bound.
6853 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6854 bound the number of iterations estimate.
6855 (estimate_numbers_of_iterations_loop): Pass the estimate from
6856 the number of iterations analysis to record_estimate.
6857 * tree.h (multiple_of_p): Declare.
6858 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6859 (scev_const_prop): Do not check expression_expensive_p.
6860 * fold-const.c (multiple_of_p): Exported.
6861 * double-int.c (double_int_mask): Exported.
6862 * double-int.h (double_int_mask): Declare.
6863 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6864 field. Added max field.
6866 2007-03-13 David Taylor <taylor@candd.org>
6869 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6872 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6875 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6876 two unamed patterns.
6878 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6880 * config/i386/i386.opt (mcx16, msahf): New options.
6881 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6882 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6884 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6885 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6886 Output -mcx16 and -msahf options when corresponding bit is set.
6888 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6891 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6893 * configure.ac: Test for assembler tolerance to # 0 "".
6894 * configure, config.in: Rebuilt.
6895 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6897 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6899 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6901 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6902 (handle_syscall): Handle direct system calls.
6903 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6905 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6907 * doc/invoke.texi: Fix cpp.info cross-reference.
6908 * doc/passes.texi: Fix gcc.info cross-reference.
6910 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6912 PR tree-optimization/30835
6913 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6914 bb_for_stmt is not NULL before accessing it.
6916 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6918 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6921 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6924 * doc/install.texi: Document --enable-stage1-languages
6926 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6928 * tree-pass.h (pass_into_cfg_layout_mode,
6929 pass_outof_cfg_layout_mode): Declare.
6930 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6931 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6932 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6933 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6935 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6937 * c-decl.c (warn_variable_length_array): New function.
6938 Refactored from grokdeclarator to handle warn_vla
6939 and handle unnamed array case.
6940 (grokdeclarator): Refactored VLA warning case.
6941 * c.opt (Wvla): New flag.
6942 * doc/invoke.texi (Wvla): New warning.
6944 2007-03-12 Richard Henderson <rth@redhat.com>
6946 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6947 (TARGET_SECTION_TYPE_FLAGS): New.
6949 2007-03-12 Richard Henderson <rth@redhat.com>
6951 * config/darwin.c (machopic_reloc_rw_mask): New.
6952 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6953 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6955 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6957 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6958 * cppdefault.h (cpp_PREFIX): Document.
6959 (cpp_PREFIX_len): Likewise.
6960 (cpp_EXEC_PREFIX): New variable.
6961 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6962 * c-incpath.c (add_standard_paths): Correct logic for relocating
6963 paths within prefix.
6965 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6968 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6970 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6971 fix_truncdfdi_sse using SSEMODEF mode macro.
6972 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6973 fix_truncdfsi_sse using SSEMODEF mode macro.
6974 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6975 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6977 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6979 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6982 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6984 * tree.h : Add multiple_of_p declaration.
6985 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6986 * ipa-type-escape.c (results_of_malloc): Redundant.
6987 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6988 (cast_type): Extended with new members.
6989 (check_cast): Returns cast_type.
6990 (cast): New structure for data of walk_use_def_chains.
6991 (is_malloc_result, is_cast_from_non_pointer_1,
6992 is_cast_from_non_pointer,
6993 is_array_access_through_pointer_and_index): New functions.
6994 (look_for_casts): Returns cast types.
6995 (check_call): Returns void.
6996 (okay_pointer_operation): Use support of pointer plus index,
6997 pointer plus constant and allow all multiplications.
6999 2007-03-11 Richard Guenther <rguenther@suse.de>
7001 PR tree-optimization/31115
7002 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7003 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7004 A shift count of zero is not special as with *_DIV_EXPR.
7005 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7008 2007-03-11 Ian Lance Taylor <iant@google.com>
7010 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7011 the *_DIV_EXPR codes correctly with overflow infinities.
7013 2007-03-11 Ira Rosen <irar@il.ibm.com>
7015 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7016 indicate success/failure of the analysis. Add negation to subtrahend
7017 in case of subtraction. Fail if both operands contain constants.
7018 (create_data_ref): Fail if analyze_offset fails.
7020 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7022 * config/i386/i386.md (frndintxf2): Rename to ...
7023 (rintxf2): ... this. Remove expander having same name.
7024 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7025 (roundsf2, rounddf2): Ditto.
7026 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7027 (lround<mode>di2, lround<mode>si2): Ditto.
7029 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7031 * lower-subreg.c: Include except.h.
7032 (decompose_multiword_subregs): Verify that the only control flow
7033 insns we can split are loads to multi-words pseudos.
7034 Handle breaking such blocks after splitting, instead of calling
7035 find_many_sub_basic_blocks.
7037 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7038 on the new basic block. Add a lengthy comment explaining why we
7039 thought this was necessary.
7040 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7042 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7045 * tree.c (walk_type_fields): Recurse into the element type of
7046 ARRAY_TYPEs if there is a pointer set.
7048 2007-03-10 Dirk Mueller <dmueller@suse.de>
7050 * c-common.c (warn_logical_operator): Fix condition.
7052 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
7054 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7056 * config/darwin.c (machopic_select_section): Remove superfluous
7057 argument in call to categorize_decl_for_section. Remove unused
7060 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7062 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7064 * configure: Regenerate.
7066 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7069 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7070 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7071 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7072 Add LABEL_NUSES to emitted label.
7073 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7074 branch probability value to emitted jump insn.
7075 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7076 Do not check life information and do not re-arrange input operands
7077 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7079 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7081 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7082 the change of decode_asm_operands.
7084 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7086 * mode-switching.c (create_pre_exit): Skip blockage insn.
7088 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7090 * tree-pass.h (TODO_update_smt_usage): Remove.
7092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7096 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7098 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7099 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7100 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7103 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7105 * gcc.c: Document %{, in big comment at top.
7106 (input_suffix_matches): Remove special handling for .s and
7108 (input_spec_matches): New.
7109 (handle_braces): Handle %{,.
7110 (validate_switches): ',' indicates a value which is not a switch.
7111 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7112 to detect assembler input.
7113 * config/i386/sol2.h (CPP_SPEC): Likewise.
7114 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7115 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7116 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7117 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7118 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7119 -m64 causes deployment target to default to 10.5.
7120 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7122 2007-03-09 Richard Henderson <rth@redhat.com>
7125 * target.h (targetm.asm.out.reloc_rw_mask): New.
7126 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7127 (TARGET_ASM_OUT): Use it.
7128 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7129 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7130 use the new reloc_rw_mask target hook instead.
7131 (default_section_type_flags_1): Merge into...
7132 (default_section_type_flags): ... here.
7133 (decl_readonly_section_1): Merge into...
7134 (decl_readonly_section): ... here.
7135 (default_elf_select_section_1): Merge into...
7136 (default_elf_select_section): ... here.
7137 (default_unique_section_1): Merge into...
7138 (default_unique_section): ... here.
7139 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7140 (default_select_rtx_section): Use it.
7141 (default_elf_select_rtx_section): Likewise.
7142 * output.h: Update to match.
7143 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7144 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7145 (TARGET_ASM_RELOC_RW_MASK): New.
7146 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7147 to categorize_decl_for_section.
7148 (x86_64_elf_unique_section): Likewise.
7149 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7150 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7151 (TARGET_ASM_RELOC_RW_MASK): New.
7152 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7153 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7154 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7155 (TARGET_RWRELOC): Remove.
7156 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7157 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7158 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7159 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7160 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7161 (rs6000_xcoff_select_section): Use decl_readonly_section.
7162 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7163 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7164 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7165 (TARGET_SECTION_TYPE_FLAGS): Remove.
7166 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7168 2007-03-09 Roger Sayle <roger@eyesopen.com>
7170 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7171 complex constant equality/inequality comparisons for here.
7172 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7173 known at compile-time or can be simplified to a scalar comparison.
7174 (fold_relational_const): Move compile-time evaluation of complex
7175 constant equality/inequality comparisons to here.
7177 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7179 PR rtl-optimization/30643
7180 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7182 (fold_rtx): Recurse, like before 2006-11-03.
7184 2007-03-09 DJ Delorie <dj@redhat.com>
7186 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7189 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7191 PR tree-optimization/30375
7192 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7193 LHS of statements is not the same.
7194 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7196 2007-03-09 Chao-ying Fu <fu@mips.com>
7198 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7200 * doc/invoke.texi (-mdspr2): Document new option.
7201 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7202 New unspec for DSP REV 2.
7203 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7204 these instructions are extended in DSP REV 2.
7205 (mips-dspr2.md): Include.
7206 * config/mips/mips.opt (mdspr2): New option.
7207 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7208 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7209 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7210 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7211 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7212 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7213 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7215 (bdesc_map): Add one field of unsupported_target_flags.
7216 (bdesc_arrays): Update entries to have extra fields. Add
7218 (mips_init_builtins): Initialize new function types.
7219 Check unsupported_target_fileds to filter out builtins.
7220 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7222 (ASM_SPEC): Pass mdspr2 to the assembler.
7223 * config/mips/mips-dspr2.md: New file.
7225 2007-03-09 Sa Liu <saliu@de.ibm.com>
7227 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7229 2007-03-09 Ian Lance Taylor <iant@google.com>
7231 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7232 argument) like -Wstrict-overflow=2.
7233 * doc/invoke.texi (Warning Options): Update documentation.
7235 2007-03-09 Dirk Mueller <dmueller@suse.de>
7238 * doc/invoke.texi (-Wlogical-op): Document.
7239 * common.opt (-Wlogical-op): New.
7240 * c-common.h (warn_logical_operator): Declare.
7241 * c-common.c (warn_logical_operator): Define.
7242 * c-typeck.c (parser_build_binary_op): Call
7243 warn_logical_operator.
7245 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7247 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7248 * final.c (final_scan_insn): Test for non-"" file name.
7250 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7252 * doc/loop.texi: Document the Omega linear constraints solver.
7253 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7254 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7255 omega-hash-table-size, omega-max-keys, and
7256 omega-eliminate-redundant-constraints.
7257 * tree-pass.h (pass_check_data_deps): Declared.
7260 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7261 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7262 pass_check_data_deps): New.
7263 * tree-data-ref.c (init_data_ref): Remove declaration.
7264 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7265 (analyze_array): Renamed init_array_ref, move up initializations.
7266 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7267 Removed arguments that are set to NULL.
7268 (analyze_indirect_ref): Correct indentation, correct call to
7270 (object_analysis): Call init_array_ref instead of analyze_array.
7271 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7272 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7273 of DR_ACCESS_FNS_ADDR.
7274 (init_omega_eq_with_af, omega_extract_distance_vectors,
7275 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7276 ddr_consistent_p): New.
7277 (compute_affine_dependence): Check consistency of ddrs when
7278 flag_check_data_deps is passed.
7279 (analyze_all_data_dependences): Uncomment.
7280 (tree_check_data_deps): New.
7281 * tree-data-ref.h: Include omega.h.
7282 (DR_ACCESS_FNS_ADDR): Removed.
7283 (data_dependence_relation): Add inner_loop.
7284 (DDR_INNER_LOOP): New.
7285 * common.opt (fcheck-data-deps): New.
7286 * tree-flow.h (tree_check_data_deps): Declare.
7287 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7288 (OBJS-common): Depend on omega.o.
7290 * passes.c (pass_check_data_deps): Scheduled.
7291 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7292 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7293 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7294 PARAM_VECT_MAX_VERSION_CHECKS,
7295 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7297 2007-03-09 Richard Guenther <rguenther@suse.de>
7299 PR tree-optimization/30904
7301 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7302 the same way as *_DIV_EXPR.
7304 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7306 * recog.c (decode_asm_operands): No mixed declarations and code.
7308 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7310 * rtl.def (ASM_INPUT): Add location.
7311 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7312 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7313 (decode_asm_operands): Add loc operand.
7314 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7315 * stmt.c (expand_asm): Rename to...
7316 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7317 gen_rtx_ASM_INPUT_loc.
7318 (expand_asm_expr): Adjust.
7319 * recog.c (decode_asm_operands): Add loc operand.
7320 (check_asm_operands, extract_insn): Adjust.
7321 * reload1.c (maybe_fix_stack_asms): Likewise.
7322 * final.c (asm_insn_count): Likewise.
7323 (final_scan_insn): Output # line before and after asm.
7325 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7327 * tree-ssa-structalias.c (variable_info): Remove
7329 (new_var_info): Ditto.
7330 (shared_bitmap_info_t): New structure.
7331 (shared_bitmap_table): New variable.
7332 (shared_bitmap_hash): New function.
7333 (shared_bitmap_eq): Ditto
7334 (shared_bitmap_lookup): Ditto.
7335 (shared_bitmap_add): Ditto.
7336 (merge_smts_into): Change to take bitmap directly.
7337 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7338 (init_alias_vars): Init shared bitmap hashtable.
7339 (delete_points_to_sets): Delete shared bitmap hashtable.
7340 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7341 is_aliased removal as a change that was still necessary was
7344 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7346 * config/i386/i386.h (override_options): Conditionally disable
7347 x86_sahf for 64bit targets only.
7349 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7352 * c-decl.c (merge_decls): Don't call make_var_volatile.
7353 * varasm.c (make_var_volatile): Remove.
7354 * output.h (make_var_volatile): Remove.
7356 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7358 PR tree-optimization/31085
7359 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7361 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7363 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7364 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7365 ATTR_CONST_NOTHROW_LIST.
7367 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7370 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7372 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7374 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7377 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7379 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7380 passed, use shared libgcc.
7382 2007-03-08 Roger Sayle <roger@eyesopen.com>
7384 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7385 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7386 (honor_protect_cleanup_actions, lower_try_finally_switch):
7388 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7389 ifc_temp_var): Likewise.
7390 * tree-inline.c (setup_one_parameter): Likewise.
7391 * tree-mudflap.c (mf_decl_cache_locals,
7392 mf_build_check_statement_for): Likewise.
7393 * tree-nested.c (init_tmp_var, save_tmp_var,
7394 finalize_nesting_tree_1): Likewise.
7395 * tree-outof-ssa.c (insert_copy_on_edge,
7396 insert_backedge_copies): Likewise.
7397 * tree-profile.c (tree_gen_edge_profiler,
7398 tree_gen_ic_profiler): Likewise.
7399 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7400 * tree-sra.c (sra_build_assignment): Likewise.
7401 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7402 * tree-ssa-math-opts.c (insert_reciprocals,
7403 execute_cse_sincos_1): Likewise.
7404 * tree-tailcall.c (adjust_accumulator_values,
7405 adjust_return_value): Likewise.
7406 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7407 * tree-vect-transform.c (vect_create_data_ref_ptr,
7408 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7409 vect_create_epilog_for_reduction, vectorizable_reduction,
7410 vectorizable_call, vectorizable_conversion,
7411 vectorizable_assignment, vectorizable_operation,
7412 vectorizable_type_demotion, vect_gen_widened_results_half,
7413 vect_permute_store_chain, vectorizable_store,
7414 vect_setup_realignment, vect_permute_load_chain,
7415 vectorizable_load, vectorizable_condition,
7416 vect_create_cond_for_align_checks): Likewise.
7417 * tree-vrp.c (build_assert_expr_for): Likewise.
7419 2007-03-08 Ian Lance Taylor <iant@google.com>
7421 * tree-vrp.c: Include "intl.h".
7422 (usable_range_p): New static function.
7423 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7424 overflowed values, juts set *strict_overflow_p.
7425 (compare_values): Only return -2 if one of the operands is not a
7427 (compare_ranges): Call usable_range_p.
7428 (compare_range_with_value): Likewise.
7429 (vrp_evaluate_conditional_warnv): Rename from
7430 vrp_evaluate_conditional. Make static. Change all callers.
7431 (vrp_evaluate_conditional): New function.
7432 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7434 (simplify_abs_using_ranges): Likewise.
7435 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7436 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7437 within_stmt parameter.
7438 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7439 vrp_evaluate_conditional.
7440 * tree-ssa-threadedge.c
7441 (record_temporary_equivalences_from_stmts_at_dest): Change
7442 simplify parameter to take a second tree parameter.
7443 (simplify_control_stmt_condition): Likewise.
7444 (thread_across_edge): Likewise.
7445 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7446 (thread_across_edge): Likewise.
7447 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7449 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7451 * config/i386/i386.h (TARGET_SAHF): New define.
7452 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7453 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7454 (x86_sahf): New global variable.
7455 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7456 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7457 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7458 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7460 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7461 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7462 when expanding fcomi/sahf based tests.
7463 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7464 expanding sahf based alternative. Emit sahf based sequence when
7465 optimizing for code size.
7466 * config/i386/i386.md (x86_sahf_1): Do not disable for
7467 TARGET_64BIT, enable for TARGET_SAHF.
7469 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7471 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7472 spurious whitespace from error message.
7474 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7477 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7479 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7481 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7483 * tree-sra.c (instantiate_element): Propagate disabled warnings
7484 from the element itself to the created variable.
7486 2007-03-07 Richard Henderson <rth@redhat.com>
7489 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7490 silently fix up the stack in the case of a missing register.
7492 2007-03-07 Paul Brook <paul@codesourcery.com>
7494 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7496 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7498 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7500 (phase1_vrs): Use them.
7501 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7502 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7503 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7504 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7505 __gnu_Unwind_Restore_WMMXC if required.
7506 (_Unwind_VRS_Pop): Implement iWMMXt support.
7507 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7508 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7509 gnu_Unwind_Save_WMMXC): Define.
7511 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7513 * config/vxworks.h (vxworks_override_options): Declare.
7514 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7515 * config/vxworks.c: Include target.h and toplev.h.
7516 (vxworks_override_options): New function.
7517 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7519 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7521 * config/s390/s390.c (override_options): Don't emit an error when
7522 -mstack-size is used without providing -mstack-guard.
7523 (s390_emit_prologue): Choose stack_guard value automatically if not
7524 provided via command line.
7525 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7527 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7529 * config/i386/i386.c (output_set_got): Add a GOT initialization
7530 sequence for VxWorks PIC.
7531 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7532 around labels as well as symbols. Use gotoff_operand instead
7533 of local_symbolic_operand.
7534 (legitimize_pic_address): Use gotoff_operand instead of
7535 local_symbolic_operand. Use @GOT accesses for labels as
7537 (ix86_output_addr_diff_elt): Use PC-relative rather than
7538 GP-relative offsets for VxWorks PIC.
7539 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7540 no_new_pseudos. Check whether the returned register is op0.
7541 * config/i386/i386.md (tablejump): Use PC-relative rather than
7542 GP-relative offsets for VxWorks PIC.
7543 * config/i386/predicates.md (gotoff_operand): New predicate.
7545 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7547 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7549 * config/vxworks-dummy.h: New file.
7550 * config/i386/i386.h: Include it.
7552 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7554 * dwarf2out.c (is_inlined_entry_point): New
7555 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7556 DW_AT_ranges if the first subblock is the entry point.
7558 2007-03-06 David Daney <ddaney@avtrex.com>
7560 * doc/install.texi (mips-*-*): Change recommended binutils
7563 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7565 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7566 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7569 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7571 2007-03-06 Jan Hubicka <jh@suse.cz>
7573 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7574 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7576 (probably_cold_bb_p): Cold functions are cold.
7577 (probably_never_executed_bb_p): Cold functions are cold.
7578 (tree_bb_level_predictions): Predict calls to cold functions as not
7580 (compute_function_frequency): Check hot/cold attributes.
7581 * function.h (function_frequency): Update comments.
7582 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7583 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7584 (c_common_att): Add cold and hot.
7586 * doc/extend.texi (hot,cold attributes): Document.
7588 2007-03-06 Andrew Haley <aph@redhat.com>
7590 * function.c (expand_function_end): Move blockage to just after we
7591 emit the label for the naked return from the function.
7593 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7595 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7598 2007-03-06 Jan Hubicka <jh@suse.cz>
7600 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7601 loaded for constant large models. Non-large 64bit PIC can do.
7602 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7603 * cmodel.h: Add LARGE PIC.
7604 * i386.md (UNSPEC_PLTOFF): New.
7605 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7607 (*call_1_rex64): Disable for large models.
7608 (*call_1_rex64_large): New.
7609 (*call_value_1_rex64): Disable for large models.
7610 (*call_value_1_rex64_large): New.
7611 (set_rip_rex4): New.
7612 (set_got_offset_rex64): New.
7613 * predicates.md (constant_call_address_operand): For large model
7614 constant calls are not possible.
7615 * i386-protos.h (construct_plt_address): Declare.
7616 * i386.c (override_options): Accept large models.
7617 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7618 (legitimate_constant_p): Add new UNSPECs.
7619 (legitimate_pic_operand_p): Likewise.
7620 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7621 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7623 (output_pic_addr_const): Add PLTOFF.
7624 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7625 (ix86_expand_move): Legitimize pic address when in PIC mode.
7626 (construct_plt_address): New function.
7627 (ix86_expand_call): Offload the address to register and use GOT pointer
7629 * invoke.texi (mcmodel=large): Update documentation.
7631 2007-03-06 Richard Henderson <rth@redhat.com>
7633 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7634 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7635 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7636 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7637 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7638 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7639 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7640 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7641 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7642 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7643 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7644 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7645 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7646 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7647 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7648 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7649 x86_schedule, x86_use_bt, x86_pad_returns,
7650 x86_use_xchgb): Merge into ...
7651 (ix86_tune_features): ... here. New array.
7652 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7653 x86_bswap): Merge into ...
7654 (ix86_arch_features): ... here. New array.
7655 (x86_3dnow_a): Remove.
7656 (x86_accumulate_outgoing_args): Make static.
7657 (x86_arch_always_fancy_math_387): Make static.
7658 (ix86_tune_mask, ix86_arch_mask): Move ...
7659 (override_options): ... to local variables here. Apply the
7660 appropriate mask to each element of ix86_arch_features and
7661 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7662 as were done in the old macros.
7663 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7664 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7665 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7666 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7667 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7668 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7669 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7670 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7671 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7672 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7673 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7674 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7675 x86_accumulate_outgoing_args, x86_prologue_using_move,
7676 x86_epilogue_using_move, x86_decompose_lea,
7677 x86_arch_always_fancy_math_387, x86_shift1,
7678 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7679 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7680 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7681 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7682 x86_use_incdec, x86_pad_returns, x86_bswap,
7683 x86_partial_flag_reg_stall): Remove.
7684 (enum ix86_tune_indices): New.
7685 (ix86_tune_features): New.
7686 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7687 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7688 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7689 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7690 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7691 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7692 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7693 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7694 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7695 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7696 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7697 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7698 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7699 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7700 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7701 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7702 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7703 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7704 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7705 TARGET_EXT_80387_CONSTANTS): Use it.
7706 (enum ix86_arch_indices): New.
7707 (ix86_arch_features): New.
7708 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7709 TARGET_BSWAP): Use it.
7710 (ix86_tune_mask, ix86_arch_mask): Remove.
7712 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7715 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7716 Define using $${sysroot_headers_suffix}.
7717 * configure: Regenerate.
7718 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7719 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7721 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7722 * gcc.c (print_sysroot_headers_suffix): New.
7723 (option_map): Include --print-sysroot-headers-suffix.
7724 (display_help): Mention -print-sysroot-headers-suffix.
7725 (process_command): Handle -print-sysroot-headers-suffix.
7726 (do_spec_1): Append multilib directory to include-fixed path if
7727 sysroot suffixes in use.
7728 (main): Handle -print-sysroot-headers-suffix.
7729 * Makefile.in (start.encap): Don't depend on xlimits.h
7730 (xlimits.h): Remove.
7731 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7732 limits.h for each multilib in fixinc_list.
7733 (fixinc_list, s-fixinc_list): New.
7734 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7735 generate them for each multilib in fixinc_list.
7736 (stmp-fixproto): Use include-fixed. Run fixproto for each
7737 multilib in fixinc_list.
7738 (mostlyclean): Don't remove xlimits.h.
7739 (clean): Remove include-fixed.
7740 (real-install-headers-tar, real-install-headers-cpio,
7741 real-install-headers-cp): Don't copy include, only include-fixed.
7742 (install-mkheaders): Depend on fixinc_list. Don't depend on
7743 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7744 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7745 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7747 2007-03-06 Jan Hubicka <jh@suse.cz>
7749 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7754 * configure.ac: Allow tm_file to contain build-directory files.
7755 * configure: Regenerate.
7756 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7757 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7758 * config/m68k/print-sysroot-suffix.sh: New file.
7760 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7762 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7763 of pic_offset_table_rtx if reload_completed.
7764 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7765 PIC_OFFSET_TABLE_REGNUM.
7766 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7768 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7769 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7773 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7774 functions that call eh_return.
7776 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7778 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7779 functions that need a constant pool.
7781 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7784 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7785 (m68k_preferred_reload_class): Likewise.
7786 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7787 (SECONDARY_RELOAD_CLASS): Define.
7788 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7789 (LIMIT_RELOAD_CLASS): Delete.
7790 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7791 registers from storing bytes.
7792 (m68k_secondary_reload_class): New function.
7793 (m68k_preferred_reload_class): Likewise.
7795 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7797 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7799 (m68k_expand_prologue): Likewise.
7801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7803 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7804 (mips_expand_epilogue): Add a bool parameter.
7805 (m68k_legitimize_sibcall_address): Declare.
7806 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7807 (m68k_expand_epilogue): Add a parameter to select between sibling
7808 and normal epilogues. Only generate a return for the latter.
7809 (m68k_ok_for_sibcall_p): New function.
7810 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7811 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7812 (sibcall_value, *sibcall_value): Likewise.
7813 (*call, *call_value): Require !SIBLING_CALL_P.
7814 (epilogue): Update call to m68k_expand_epilogue.
7815 (sibcall_epilogue): New pattern.
7816 * config/m68k/predicates.md (const_call_operand): Say that this
7817 predicate applies to sibling calls too.
7818 (sibcall_operand): New predicate.
7820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7822 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7823 alternatives as movsi_cf.
7824 (movsf_cf_hard): Add commentary.
7826 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7827 Richard Sandiford <richard@codesourcery.com>
7829 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7830 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7831 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7832 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7833 as being live on exit from an interrupt function.
7834 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7835 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7836 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7837 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7838 (m68k_interrupt_function_p): Globalize.
7839 (m68k_compute_frame_layout): Remove reverse mask code.
7840 (m68k_emit_movem, m68k_set_frame_related): New functions.
7841 (m68k_output_function_prologue): Delete in favor of...
7842 (m68k_expand_prologue): ...this new function.
7843 (m68k_output_function_epilogue): Delete in favor of...
7844 (m68k_expand_epilogue): ...this new function.
7845 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7847 (print_operand): Handle %?.
7848 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7849 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7850 (prologue, epilogue): New patterns.
7851 (return): Turn into a define_expand.
7852 (*return): New pattern, derived from old "return" pattern. Use rte
7853 rather than rts for interrupt functions. Only use rtd if the pop
7855 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7856 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7857 (link, *link, unlink, *unlink, load_got): Likewise.
7859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7863 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7864 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7865 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7866 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7867 and m68k_matches_u_p.
7868 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7869 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7870 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7871 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7872 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7873 (REG_STRICT_P): New macro.
7874 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7875 PCREL_GENERAL_OPERAND_OK.
7876 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7877 m68k_legitimate_base_reg_p.
7878 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7879 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7880 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7881 * config/m68k/m68k.c (m68k_address): New structure.
7882 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7883 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7884 (m68k_jump_table_ref_p, m68k_decompose_address)
7885 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7886 (m68k_matches_u_p): New functions.
7887 (print_operand_address): Rewrite to use m68k_decompose_index.
7889 2007-03-05 David Taylor <dtaylor@emc.com>
7891 * gcc.c: Correct copyright date in --version output.
7893 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7895 * pa.md: In unamed move patterns, disparge copies between general
7896 and floating point registers using '?' modifier. Don't include 'f'
7897 constraint for register preferences in DImode, SImode, HImode and
7898 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7899 Remove constraints for copies between general and floating registers
7900 in soft-float DFmode pattern.
7901 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7905 2007-03-05 Mike Stump <mrs@apple.com>
7907 * c-common.c (targetcm): Add.
7908 * c-opts.c (c_common_handle_option): Handle language specific
7910 * opts.c (handle_option): Verify language for target options, if
7912 * opth-gen.awk: Add CL_LANG_ALL.
7913 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7914 (TARGETCM_INITIALIZER): Add.
7915 * target.h (struct gcc_targetcm): Add.
7917 * targhooks.c (default_handle_c_option): Add.
7918 * targhooks.h (default_handle_c_option): Add.
7919 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7921 * config/darwin.opt (iframework): Add.
7922 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7923 * config/darwin-c.c (handle_c_option): Add.
7924 (TARGET_HANDLE_C_OPTION): Add.
7926 * doc/invoke.texi (Darwin Options): Add -iframework.
7928 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7930 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7933 2007-03-05 Ian Lance Taylor <iant@google.com>
7935 * c.opt (fgnu89-inline): New option.
7936 * c-opts.c (c_common_post_options): Set default value for
7938 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7939 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7941 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7942 (grokdeclarator, start_function): Likewise.
7943 * c-cppbuiltin.c (c_cpp_builtins): Define either
7944 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7945 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7946 (C Dialect Options): Document -fgnu89-inline.
7947 * doc/extend.texi (Function Attributes): Explain what the
7948 gnu_inline attribute does.
7949 * doc/cpp.texi (Common Predefined Macros): Document
7950 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7952 2007-03-05 Ian Lance Taylor <iant@google.com>
7954 PR tree-optimization/31034
7955 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7956 half-range if the other side is an overflow infinity.
7958 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7960 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7961 (bfin*-linux-uclibc*): New configuration.
7962 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7964 * config/bfin/linux.h: New file.
7965 * config/bfin/libgcc-bfin.ver: New file.
7966 * config/bfin/t-bfin-uclinux: New file.
7967 * config/bfin/t-bfin-linux: New file.
7968 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7969 (TARGET_OS_CPP_BUILTINS): New macro.
7971 2007-03-05 Richard Guenther <rguenther@suse.de>
7973 * fold-const.c (fold_binary): Remove duplicate folding
7974 of comparison of non-null ADDR_EXPR against null.
7976 2007-03-05 Richard Guenther <rguenther@suse.de>
7977 Dorit Nuzman <dorit@il.ibm.com>
7979 PR tree-optimization/26420
7980 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7981 are no loops in the function. Only print the number of
7982 vectorized loops if it is greater than zero or we are supposed
7983 to print information about unvectorized loops.
7985 2007-03-05 Revital Eres <eres@il.ibm.com>
7987 * gcc.dg/var-expand1.c: New test.
7988 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7989 when an accumulator is expanded.
7991 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7994 * c-common.c (convert_and_check): Don't give warnings for
7995 conversion if 'expr' already overflowed.
7997 2007-03-04 Roger Sayle <roger@eyesopen.com>
8000 * fold-const.c (fold_comparison): Enforce type consistency when
8001 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8003 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8005 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8006 containing a cast to the base of TARGET_MEM_REF.
8008 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8010 * tree.c (tree_contains_struct_check_failed): Remove spurious
8011 whitespace from error message.
8013 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8016 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8017 instead of precision.
8019 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8020 Nathan Sidwell <nathan@codesourcery.com>
8022 * emit-rtl.c (find_auto_inc): New.
8023 (try_split): recreate REG_INC notes,
8024 Use regular for loops rather than whiles.
8026 2007-03-03 Andreas Schwab <schwab@suse.de>
8028 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8029 * configure: Regenerate.
8031 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8033 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8034 flag_rounding_math, not flag_unsafe_math_optimizations.
8036 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8038 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8039 alpha_fold_vector_minmax): Likewise.
8040 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8041 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8043 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8045 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8046 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8047 if the lhs has side-effects.
8048 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8050 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8052 * config/i386/i386.h (TUNEMASK): Remove define.
8053 (ARCHMASK): Remove define.
8054 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8055 Use ix86_arch_mask variable instead of ARCHMASK.
8056 * config/i386/i386.c (override_options): Ditto.
8057 (standard_80387_constant_p): Ditto.
8059 2007-03-02 Ian Lance Taylor <iant@google.com>
8061 Used signed infinities in VRP.
8062 * tree-vrp.c (uses_overflow_infinity): New static function.
8063 (supports_overflow_infinity): New static function.
8064 (make_overflow_infinity): New static function.
8065 (negative_overflow_infinity): New static function.
8066 (positive_overflow_infinity): New static function.
8067 (is_negative_overflow_infinity): New static function.
8068 (is_positive_overflow_infinity): New static function.
8069 (is_overflow_infinity): New static function.
8070 (overflow_infinity_range_p): New static function.
8071 (compare_values_warnv): New function split out of compare_values.
8072 (compare_value): Call it.
8073 (set_value_range_to_nonnegative): Add overflow_infinity
8074 parameter. Change caller.
8075 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8077 (vrp_expr_computes_nonzero): Likewise.
8078 (compare_ranges, compare_range_with_value): Likewise.
8079 (compare_name_with_value, compare_names): Likewise.
8080 (vrp_evaluate_conditional): Likewise.
8081 (set_value_range): Handle infinity
8082 (vrp_operand_equal_p, operand_less_p): Likewise.
8083 (extract_range_from_assert): Likewise.
8084 (vrp_int_const_binop): Likewise.
8085 (extract_range_from_binary_expr): Likewise.
8086 (extract_range_from_unary_expr): Likewise.
8087 (extract_range_from_comparison): Likewise.
8088 (extract_range_from_expr): Likewise.
8089 (dump_value_range): Likewise.
8090 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8091 (test_for_singularity): Likewise.
8092 (vrp_int_const_binop): Remove inline qualifier.
8093 (adjust_range_with_scev): Add comment.
8094 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8096 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8098 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8099 (get_constraint_for): Likewise.
8100 (do_structure_copy): Likewise.
8101 (find_func_aliases): Fix references to MODIFY_EXPR.
8102 (intra_create_variable_infos): Tidy.
8103 * tree-ssa-operands.c (add_virtual_operand): Add argument
8105 When adding members of alias sets, if IS_CALL_SITE is true and
8106 the symbol is not call-clobbered, skip it.
8109 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8111 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8112 entry by means of emit_insn_at_entry.
8114 2007-03-02 Richard Henderson <rth@redhat.com>
8116 * expr.h (promoted_input_arg): Remove decl.
8117 * function.c (promoted_input_arg): Merge into ...
8118 * combine.c (setup_incoming_promotions): ... only caller.
8119 Rearrange to avoid double loop.
8121 2007-03-02 Ben Elliston <bje@au.ibm.com>
8122 Peter Bergner <bergner@vnet.ibm.com>
8123 Janis Johnson <janis187@us.ibm.com>
8125 * config/rs6000/dfp.md: New file.
8126 * config/rs6000/rs6000.md: Include dfp.md.
8127 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8128 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8129 and TDmode decimal float modes in FP registers.
8130 (num_insns_constant): Likewise.
8131 (rs6000_legitimate_offset_address_p): Likewise.
8132 (rs6000_legitimize_address): Likewise.
8133 (rs6000_legitimize_reload_address): Likewise.
8134 (rs6000_legitimate_address): Likewise.
8135 (rs6000_emit_move): Likewise.
8136 (function_arg_boundary): Likewise.
8137 (function_arg_advance): Likewise.
8138 (rs6000_darwin64_record_arg_recurse): Likewise.
8139 (function_arg): Likewise.
8140 (rs6000_gimplify_va_arg): Likewise.
8141 (rs6000_split_multireg_move): Likewise.
8142 (rs6000_output_function_epilogue): Likewise.
8143 (rs6000_output_function_epilogue): Likewise.
8144 (rs6000_register_move_cost): Likewise.
8145 (rs6000_function_value): Likewise.
8146 (rs6000_libcall_value): Likewise.
8148 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8150 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8152 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8154 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8155 Use $MULTIDIR to choose between the kernel and RTP headers,
8156 and use $WIND_BASE and $WIND_USR to locate them.
8158 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8160 * config/i386/i386.c (override_options): Put initialization of
8161 ix86_tune_mask and ix86_arch_mask to the correct place.
8163 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8164 Michael Meissner <michael.meissner@amd.com>
8167 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8169 (TARGET_CMOVE): Use ARCHMASK.
8170 (TARGET_CMPXCHG): Ditto.
8171 (TARGET_CMPXCHG8B): Ditto.
8172 (TARGET_XADD): Ditto.
8173 (TARGET_BSWAP): Ditto.
8174 * config/i386/i386.c (ix86_tune_mask): New global variable.
8175 (ix86_arch_mask): Ditto.
8176 (override_options): Initialize ix86_tune_mask and
8177 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8180 2007-03-02 Ben Elliston <bje@au.ibm.com>
8183 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8185 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8187 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8188 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8189 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8190 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8192 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8193 rs6000_init_dwarf_reg_sizes_extra): New.
8194 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8195 SPE register high parts.
8197 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8199 * Makefile.in: Add install-pdf target as
8200 copied from automake v1.10 rules.
8201 * configure.ac: Add install-pdf to target list.
8202 * configure: Regenerate.
8204 2007-03-01 Paul Brook <paul@codesourcery.com>
8206 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8207 modes to LDRD for DImode.
8208 (output_move_double): Fixup out of range ldrd/strd.
8209 (vfp_secondary_reload_class): Rename...
8210 (coproc_secondary_reload_class): ... to this. Add wb argument.
8211 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8212 coproc_secondary_reload_class for CLASS_IWMMXT.
8213 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8214 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8216 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8218 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8219 factor by the estimated number of iterations.
8220 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8223 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8224 decode_caches_intel, detect_caches_intel): New functions.
8225 (host_detect_local_cpu): Use detect_caches_amd and
8226 detect_caches_intel.
8228 2007-03-01 Richard Henderson <rth@redhat.com>
8230 * expr.c (emit_move_complex_push): Export.
8231 (emit_move_complex_parts): Split out from ...
8232 (emit_move_complex): ... here.
8233 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8234 * config/i386/i386.md (movcdi): New.
8236 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8238 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8239 size of mode1 to check for tieable modes in MMX case.
8241 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8243 * Makefile.in (rtlanal.o): Depend on tree.h.
8244 * rtl.h (offset_within_section_p, split_const): Declare.
8245 * rtlanal.c: Include tree.h.
8246 (offset_within_block_p): New function, taken from
8247 mips_offset_within_object_p.
8248 (split_const): New function, taken from mips_split_const.
8249 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8251 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8252 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8253 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8254 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8255 (m68k_illegitimate_symbolic_constant_p): New function.
8256 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8257 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8258 symbolic constant that might be outside the symbol's section,
8259 move the symbol first and then add the offset.
8260 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8262 * config/mips/mips.c (mips_split_const): Delete.
8263 (mips_offset_within_object_p): Delete.
8264 (mips_symbolic_constant_p): Use offset_within_section_p and
8265 split_const instead of mips_offset_within_object_p and
8267 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8268 (mips_legitimize_const_move, print_operand_reloc)
8269 (mips_dangerous_for_la25_p): Use split_const instead of
8272 2007-02-28 Eric Christopher <echristo@apple.com>
8274 * Makefile.in (install-include-dir): Don't rm -rf include.
8276 2007-02-28 Richard Guenther <rguenther@suse.de>
8279 * fold-const.c (fold_binary): Do not associate expressions
8280 with more than one variable for integer types that do not wrap.
8282 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8284 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8285 Delete, and replace with...
8286 (fold_builtin_call_array): This. Update callers to use it.
8287 * fold-const.c (fold_build_call_list): Delete, and replace with...
8288 (fold_build_call_array): This.
8289 (fold_build_call_list_initializer): Delete, and replace with...
8290 (fold_build_call_array_initializer): This.
8291 * tree.h: Update declarations to reflect above changes.
8293 * c-typeck.c (build_function_call): Store converted arguments
8294 in a stack-allocated array instead of building a list.
8295 (convert_arguments): Store arguments in the array passed in as an
8296 argument, and return the actual number of arguments.
8297 * c-format.c: (check_function_format): Pass arguments in an
8298 array instead of a list.
8299 * c-common.c (check_function_nonnull): Likewise.
8300 (check_function_sentinel): Likewise.
8301 (check_function_arguments): Likewise.
8302 * c-common.h: Update declarations to reflect above changes.
8304 2007-02-28 Jan Hubicka <jh@suse.cz>
8306 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8307 PRED_NEGATIVE_RETURN): Update outcomes.
8309 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8311 * calls.c (emit_library_call_value_1): Handle partial registers
8312 correctly when building up CALL_INSN_FUNCTION_USAGE.
8314 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8316 * pa/predicates.md (move_src_operand): Allow zero for mode.
8317 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8320 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8323 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8324 *movv2df_internal): Enable pattern only for valid operand
8326 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8327 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8329 2007-02-27 Mike Stump <mrs@apple.com>
8331 * config/darwin-crt3.c: Avoid compilation when compiling for a
8334 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8336 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8338 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8339 for fixed headers and limits.h.
8340 (install-include-dir, install-headers-tar, install-headers-cpio,
8341 install-headers-cp, real-install-headers-tar,
8342 real-install-headers-cpio, real-install-headers-cp): Handle
8343 include-fixed as well as include.
8344 (install-mkheaders): Don't install files that go only in include
8346 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8347 from GCC_INCLUDE_DIR.
8348 * gcc.c (process_command): Remove special -BstageN/ handling.
8349 (do_spec_1): Add include-fixed directories.
8351 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8353 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8355 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8357 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8360 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8362 * c-common.c (get_priority): Add check for
8363 SUPPORTS_INIT_PRIORITY.
8365 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8367 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8369 * config/bfin/bfin.c: Include "cfglayout.h".
8370 (MAX_LSETUP_DISTANCE): New macro.
8371 (struct loop_info): New members incoming, incoming_src and
8372 incoming_dest. Delete member predecessor.
8373 (length_for_loop): New function.
8374 (bfin_optimize_loop): Handle more different loop structures.
8375 (bfin_discover_loop): Rework detection of predecessor blocks by
8376 examining incoming edges.
8377 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8379 (bfin_reorder_loops): New function.
8380 (bfin_reorg_loops): Use these three new functions.
8382 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8383 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8384 (CONSTRAINT_LEN): Add entry for 'q'.
8385 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8386 Add 'q' constraints.
8387 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8388 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8390 * config/bfin/bfin.md (add_with_carry): New pattern.
8391 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8392 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8393 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8394 support unsigned multiplies too. Removed incorrect commutativity from
8395 operand 1 constraint where appropriate.
8396 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8398 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8399 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8401 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8402 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8403 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8404 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8405 usmulhisi_hh_huh): New patterns.
8407 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8408 lshifthi3): Fix output template to use half reg for operand 2.
8410 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8413 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8415 2007-02-27 Andreas Schwab <schwab@suse.de>
8417 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8419 2007-02-27 Jan Hubicka <jh@suse.cz>
8421 * predict.c (last_basic_block_p): Remove.
8422 (tree_estimate_probability): Update return heuristic for commonized
8425 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8427 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8429 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8431 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8432 * doc/cpp.texi: Standardize title page.
8433 * doc/cppinternals.texi: Likewise.
8434 * doc/gcc.texi: Standardize title page, remove version number
8435 from copyright page.
8436 * doc/gccint.texi: Likewise.
8437 * doc/install.texi: Standardize title page, add table of
8440 2007-02-26 Jan Hubicka <jh@suse.cz>
8442 * predict.def: Set outcomes according to more recent results.
8443 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8444 Remove dead predictors.
8445 * predict.c (return_prediction): Fix pasto.
8447 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8449 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8450 change; avoid a memory leak when returning early.
8452 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8454 * c-decl.c (static_ctors): Move to c-common.c.
8455 (static_dtors): Likewise.
8456 (finish_function): Use c_record_cdtor_fn.
8457 (build_cdtor): Move to c-common.c.
8458 (c_write_global_declarations): Use c_build_cdtor_fns.
8459 * c-common.h (static_ctors): Declare.
8460 (static_dtors): Likewise.
8461 (c_record_cdtor_fn): Likewise.
8462 (c_build_cdtor_fns): Likewise.
8463 * c-common.c (static_ctors): New variable.
8464 (static_dtors): Likewise.
8465 (c_record_cdtor_fn): New function.
8466 (build_cdtor): Move from c-decl.c
8467 (c_build_cdtor_fns): New function.
8469 * output.h (assemble_addr_to_section): Declare.
8470 (get_cdtor_priority_section): Likewise.
8471 * varasm.c (assemble_addr_to_section): New function.
8472 (get_cdtor_priority_section): Likewise.
8473 (default_named_section_asm_out_destructor): Use them.
8474 (destor_dtor_section_asm_out_destructor): Likewise.
8475 (default_named_section_asm_out_constructor): Likewise.
8476 (default_ctor_section_asm_out_constructor): Likewise.
8477 * config.gcc (*-*-vxworks*): Include vxworks.o.
8478 * config/t-vxworks (vxworks.o): New target.
8479 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8480 (TARGET_ASM_CONSTRUCTOR): Define.
8481 (TARGET_ASM_DESTRUCTOR): Likewise.
8482 (vxworks_asm_out_constructor): Declare.
8483 (vxworks_asm_out_destructor): Likewise.
8485 * c-common.c (get_priority): Check that we have not just an
8486 INTEGER_CST, but an integer constant with integeral type.
8488 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8490 PR tree-optimization/30938
8491 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8492 use &dt[nargs-1] instead of &dt[nargs] in the call to
8493 vect_is_simple_use().
8495 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8497 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8498 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8499 Do not attempt to handle MEM inside auto-inc expressions.
8500 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8501 of a register modified by an auto-inc expression. However, do handle
8502 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8503 (elimination_effects): Prohibit elimination of a register modified
8504 by an auto-inc expression. Disable register elimination rules whose
8505 target register is modified by an auto-inc expression with variable
8508 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8510 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8512 (array_at_struct_end_p): New function.
8513 (idx_infer_loop_bounds): Use it.
8514 (estimate_numbers_of_iterations_loop): Export.
8515 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8516 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8517 (tree_estimate_probability): Call record_loop_exits.
8518 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8519 (estimated_loop_iterations, estimated_loop_iterations_int,
8520 estimated_loop_iterations_tree): New functions.
8521 (analyze_siv_subscript_cst_affine,
8522 compute_overlap_steps_for_affine_1_2,
8523 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8524 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8525 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8526 (PRED_LOOP_ITERATIONS_GUESSED): New.
8527 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8528 * cfgloop.h (estimate_numbers_of_iterations_loop,
8529 estimated_loop_iterations_int): Declare.
8531 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8533 * doc/extend.texi: Document optional priority argument to
8534 constructors and destructors.
8535 * tree.c (init_priority_for_decl): Adjust GTY markers.
8536 (init_ttree): Use priority-info hash functions for
8537 init_priority_for_decl.
8538 (tree_map_eq): Rename to ...
8539 (tree_map_base_eq): ... this.
8540 (tree_map_marked_p): Rename to ...
8541 (tree_map_base_marked_p): ... this.
8542 (tree_map_base_hash): New function.
8543 (decl_init_priority_lookup): Rework.
8544 (decl_fini_priority_lookup): New function.
8545 (decl_priority_info): New function.
8546 (decl_init_priority_insert): Use it.
8547 (decl_fini_priority_insert): Likewise.
8548 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8550 (decl_restrict_base_insert): Likewise.
8551 (decl_debug_expr_insert): Likewise.
8552 (decl_value_expr_lookup): Likewise.
8553 (decl_value_expr_insert): Likewise.
8554 * tree.h (priority_type): New type.
8555 (decl_init_priority_lookup): Use priority_type.
8556 (decl_fini_priority_lookup): New function.
8557 (decl_init_priority_insert): Use priority_type.
8558 (decl_fini_priority_insert): New function.
8559 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8560 (DECL_INIT_PRIORITY): Likewise.
8561 (SET_DECL_INIT_PRIORITY): Add comment.
8562 (DECL_FINI_PRIORITY): New macro.
8563 (SET_DECL_FINI_PRIORITY): Likewise.
8564 (DEFAULT_INIT_PRIORITY): Document.
8565 (MAX_INIT_PRIORITY): Likewise.
8566 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8567 (tree_map_base): New type.
8568 (tree_map_base_eq): New function.
8569 (tree_map_base_hash): Likewise.
8570 (tree_map_base_marked_p): Likewise.
8571 (tree_map): Inherit from tree_map_base.
8572 (tree_map_eq): Make it a macro.
8573 (tree_map_marked_p): Likewise.
8574 (tree_int_map): Inherit from tree_map_base.
8575 (tree_int_map_eq): Make it a macro.
8576 (tree_int_map_hash): Likewise.
8577 (tree_int_map_marked_p): Likewise.
8578 (tree_priority_map): New type.
8579 (tree_priority_map_eq): New macro.
8580 (tree_priority_map_hash): Likewise.
8581 (tree_priority_map_marked_p): Likewise.
8582 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8584 (emutls_common_1): Likewise.
8585 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8586 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8587 of tree_map hierarchy.
8588 * tree-cfg.c (move_stmt_r): Likewise.
8589 (new_label_mapper): Likewise.
8590 * c-tree.h (c_expand_body): Move to ...
8591 * c-common.h (c_expand_body): ... here.
8592 * c-decl.c (c_expand_body): Move to ...
8593 * c-common.c (c_expand_body): ... here.
8594 (c_common_attribute_table): Allow 1 argument for the constructor
8595 and destructor attributes.
8596 (get_priority): New function.
8597 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8598 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8600 2007-02-24 Jan Hubicka <jh@suse.cz>
8603 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8605 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8606 Jan Hubicka <jh@suse.cz>
8609 * i386.c (counter_mode): New function.
8610 (expand_set_or_movmem_via_loop): Use it.
8611 (expand_movmem_epilogue): Likewise; fix pasto.
8612 (ix86_expand_movmem): Do emit guard even for constant counts.
8613 (ix86_expand_setmem): Likewise.
8615 2007-02-25 Nick Clifton <nickc@redhat.com>
8617 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8618 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8620 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8623 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8624 count argument with 0x10, not with 0x16.
8625 (expand_setmem_epilogue): Ditto.
8627 2007-02-24 Mike Stump <mrs@apple.com>
8629 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8632 2007-02-24 Richard Guenther <rguenther@suse.de>
8635 * fold-const.c (fold_binary): Fold x +- CST op x for
8636 EQ_EXPR and NE_EXPR.
8638 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8640 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8642 2007-02-24 Jan Hubicka <jh@suse.cz>
8644 * cgraphunit.c (decide_is_function_needed): Honor
8645 -fkeep-inline-functions.
8647 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8649 * builtins.c (fold_builtin_modf): New.
8650 (fold_builtin_2): Use it.
8652 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8654 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8655 (determine_max_iter): Take additional LOOP arg; all callers changed.
8656 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8657 one using simplifications.
8658 (simplify_using_initial_values): Return if the expression becomes
8659 invalid due to altered regs.
8661 2007-02-23 DJ Delorie <dj@redhat.com>
8663 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8665 2007-02-23 Mike Stump <mrs@apple.com>
8667 * tlink.c (scan_linker_output): Parse linker messages from
8668 darwin9's linker better.
8670 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8673 * varpool.c (varpool_assemble_pending_decls): Set
8674 varpool_last_needed_node to null.
8676 2007-02-23 DJ Delorie <dj@redhat.com>
8678 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8679 alignment bigger than the object file can handle.
8681 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8685 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8686 (*movsf_1): Penalize MMX moves.
8688 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8690 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8691 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8693 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8695 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8697 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8698 (fold_builtin_1): Use them.
8699 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8700 BUILT_IN_SIGNIFICAND.
8702 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8704 * config/i386/i386.c (bdesc_1arg): Initialize
8705 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8706 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8707 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8708 and IX86_BUILTIN_MOVSLDUP.
8710 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8712 PR rtl-optimization/30841
8713 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8715 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8717 * builtins.c (fold_builtin_frexp): New.
8718 (fold_builtin_2): Use it.
8720 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8722 * doc/invoke.texi (Spec Files): Document getenv spec function.
8724 * gcc.c (getenv_spec_function): New function.
8725 (static_spec_functions): Add it.
8726 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8727 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8730 2007-02-22 Michael Matz <matz@suse.de
8733 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8734 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8736 2007-02-22 Ian Lance Taylor <iant@google.com>
8739 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8740 (mem_loc_descriptor): Call it.
8742 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8743 Ira Rosen <irar@il.ibm.com>
8745 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8747 2007-02-22 Ira Rosen <irar@il.ibm.com>
8749 PR tree-optimization/30843
8750 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8751 stores only after all the group is vectorized.
8753 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8755 PR tree-optimization/30858
8756 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8757 in the reduction cycle have a single use in the loop.
8758 * tree-vectorizer.h (relevant): Add documentation.
8760 2007-02-20 Mike Stump <mrs@apple.com>
8762 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8763 * configure: Regenerate.
8765 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8767 Change the defaults of some parameters and options.
8768 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8769 * config/spu/spu.c (spu_optimization_options): Add.
8770 (spu_override_options): Change params in spu_optimization_options.
8771 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8773 Register 127 is only 16 byte aligned when used as a frame pointer.
8774 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8775 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8776 HARD_FRAME_POINTER_REGNUM.
8777 (spu_legitimate_address): Use regno_aligned_for_reload.
8778 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8779 aligned when frame_pointer_needed is true.
8780 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8782 * config/spu/spu.h (INIT_EXPANDERS): Define.
8784 Make sure shift and rotate instructions have valid immediate operands.
8785 * config/spu/predicates.md (spu_shift_operand): Remove.
8786 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8787 * config/spu/constraints.md (W, O): Extend range.
8788 * config/spu/spu.md (umask, nmask): Define.
8789 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8790 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8791 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8792 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8793 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8794 (lshr<mode>3_reg): Fix rtl description.
8796 Make sure mulhisi immediate operands are valid.
8797 * config/spu/predicates.md (imm_K_operand): Add.
8798 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8800 Generate constants using fsmbi and andi.
8801 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8802 (print_operand, spu_split_immediate, classify_immediate,
8803 fsmbi_const_p): Handle IC_FSMBI2.
8805 Correctly handle a CONST_VECTOR containing symbols.
8806 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8807 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8808 (immediate_load_p): Allow symbols that use 2 instructions to create.
8809 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8810 with symbols when flag_pic is set.
8811 (const_vector_immediate_p): New.
8812 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8813 accept a CONST_VECTOR with symbols.
8814 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8815 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8817 * config/spu/spu.md (high, low): Delete.
8818 (low_<mode>): Define.
8820 Remove INTRmode and INTR_REGNUM, which didn't work.
8821 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8823 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8824 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8825 peephole2 pattern): Don't use INTR or 131.
8826 (movintrcc): Delete.
8827 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8828 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8829 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8830 (UNSPEC_SET_INTR): Add.
8831 * config/spu/spu-modes.def (INTR): Remove.
8833 More accurate warnings about run-time relocations.
8834 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8836 Correctly warn about immediate arguments to specific intrinsics.
8837 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8838 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8839 the instruction predicate.
8841 Fix tree check errors with latest update.
8842 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8844 (spu_expand_builtin): Use CALL_EXPR_FN.
8846 Add missing specific intrinsics.
8847 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8849 * config/spu/spu_internals.h: Ditto.
8851 Fix incorrect operand modifiers.
8852 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8853 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8855 Optimize one case of zero_extend of a vec_select.
8856 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8858 Accept any immediate for hbr.
8859 * config/spu/spu.md (hbr): Change s constraints to i.
8861 2007-02-21 Paul Brook <paul@codesourcery.com>
8863 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8864 condexec_count when skipping USE and CLOBBER.
8866 2007-02-21 Nick Clifton <nickc@redhat.com>
8868 * common.opt (Warray-bounds): Add Warning attribute.
8869 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8871 (fsized-zeroes): Add Optimization attribute.
8872 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8873 * c.opt (Wc++0x-compat): Add Warning attribute.
8875 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8878 * reload1.c (eliminate_regs_in_insn): In the single_set special
8879 case, attempt to re-recognize the insn before falling back to
8880 having reload fix it up.
8882 2007-02-20 Eric Christopher <echristo@gmail.com>
8884 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8885 Rewrite accordingly.
8886 (frv_read_iacc_argument): Ditto.
8887 (frv_expand_set_builtin): Take a call instead of arglist, update for
8889 (frv_expand_unop_builtin): Ditto.
8890 (frv_expand_binop_builtin): Ditto.
8891 (frv_expand_cut_builtin): Ditto.
8892 (frv_expand_binopimm_builtin): Ditto.
8893 (frv_expand_voidbinop_builtin): Ditto.
8894 (frv_expand_int_void2arg): Ditto.
8895 (frv_expand_prefetches): Ditto.
8896 (frv_expand_voidtriop_builtin): Ditto.
8897 (frv_expand_voidaccop_builtin): Ditto.
8898 (frv_expand_load_builtin): Ditto.
8899 (frv_expand_store_builtin): Ditto.
8900 (frv_expand_mdpackh_builtin): Ditto.
8901 (frv_expand_mclracc_builtin): Ditto.
8902 (frv_expand_mrdacc_builtin): Ditto.
8903 (frv_expand_mwtacc_builtin): Ditto.
8904 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8907 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8909 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8910 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8912 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8914 * configure: Regenerate.
8915 * config.in: Regenerate.
8916 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8917 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8918 masks to power6 and power6x and to POWERPC_MASKS.
8919 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8921 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8922 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8923 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8924 Access PROTOTYPE as variable, not mask.
8926 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8928 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8929 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8930 * combine.c (adjust_for_new_dest): Use it.
8931 * postreload.c (reload_combine): Likewise.
8933 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8935 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8936 notes on an insn with multiple sets, even if single_set returns
8937 non-NULL for that insn.
8939 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8941 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8944 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8946 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8947 if user didn't pass it.
8948 * config/i386/darwin.h (CC1_SPEC): Likewise.
8949 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8950 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8951 -mmacosx-version-min.
8953 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8954 Uros Bizjak <ubizjak@gmail.com>
8956 * optabs.h (enum optab_index): Add new OTI_scalb.
8957 (scalb_optab): Define corresponding macro.
8958 * optabs.c (init_optabs): Initialize scalb_optab.
8959 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8961 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8962 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8963 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8964 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8965 flag_unsafe_math_optimizations is set.
8967 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8968 to implement scalbf, scalb and scalbl built-ins as inline x87
8971 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8972 DJ Delorie <dj@redhat.com>
8975 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8976 (diagnostic_report_diagnostic): ... here, and turn them into real
8977 errors. If warnings are inhibited, no need to do anything.
8979 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8982 better code generation.
8984 2007-02-20 Ben Elliston <bje@au.ibm.com>
8986 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8988 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8990 * config/alpha/alpha.c, config/alpha/alpha.md,
8991 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8992 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8993 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8994 config/arm/lib1funcs.asm: Follow spelling conventions.
8996 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8997 config/fr30/fr30.md, config/i386/i386.h,
8998 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8999 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9000 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9001 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9002 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9003 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9004 config/sparc/sparc.c, config/sparc/sparc.h,
9005 config/sparc/sparc.md, config/spu/constraints.md,
9006 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9009 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9012 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9015 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9017 * doc/invoke.texi (-ftree-lrs): Remove.
9019 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9021 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9024 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9026 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9027 new CALL_EXPR_FN macro for retrieving the function
9028 declaration of the input expression.
9030 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9032 * c.opt (Waddress): New.
9033 * common.opt (Walways-true): Delete.
9034 (Wstring-literal-comparison): Delete.
9035 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9036 -Wstring-literal-comparison. Add -Waddress.
9038 (Walways-true): Delete.
9039 (Wstring-literal-comparison): Delete.
9040 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9041 consistently instead of -Walways-true in example.
9042 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9043 * c-typeck.c (parser_build_binary_op): Replace
9044 -Wstring-literal-comparison and -Walways-true with -Waddress.
9045 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9048 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9050 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9051 without DECL_STRUCT_FUNCTION initialized.
9053 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9055 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9056 due to calls to functions taking pointers as parameters.
9058 2007-02-19 Richard Henderson <rth@redhat.com>
9061 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9064 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9066 * config/s390/s390.c (s390_call_saved_register_used,
9067 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9068 accessed to the new scheme.
9070 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9072 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9073 (cris_print_index, cris_print_operand, cris_print_operand_address)
9074 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9075 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9076 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9078 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9079 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9080 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9081 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9082 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9083 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9084 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9085 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9086 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9087 (uminsi3, call, call_value): Ditto.
9088 (define_split: indir_to_reg_split, unnamed): Ditto.
9090 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9092 PR tree-optimization/30975
9093 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9096 2007-02-18 Eric Christopher <echristo@gmail.com>
9098 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9099 Remove use of arglist.
9100 (mips_expand_builtin): Remove use of arglist, pass in expr.
9101 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9102 (mips_expand_builtin_movtf): Ditto.
9103 (mips_expand_builtin_compare): Ditto.
9105 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9107 * tree-sra.c (sra_build_assignment): Replace assertion
9108 checking with a comment explaining why it can't be done.
9110 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9113 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9114 during CALL_EXPR representation conversion.
9115 * tree-ssa-propagate.c (set_rhs): Likewise.
9117 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9119 * tree-sra.c (sra_build_assignment): Disable assertion checking
9122 2007-02-18 Roger Sayle <roger@eyesopen.com>
9124 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9125 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9126 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9128 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9129 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9130 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9131 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9132 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9133 force_gimple_operand): Likewise.
9134 * ipa-cp.c (constant_val_insert): Likewise.
9135 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9136 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9137 perfect_nestify): Likewise.
9138 * langhooks.c (lhd_omp_assignment): Likewise.
9139 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9140 lower_copyprivate_clauses, lower_send_clauses,
9141 lower_send_shared_vars, expand_parallel_call,
9142 expand_omp_for_generic, expand_omp_for_static_nochunk,
9143 expand_omp_for_static_chunk, expand_omp_sections,
9144 lower_omp_single_copy, lower_omp_for_lastprivate,
9145 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9146 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9147 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9150 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9152 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9153 config/sh/sh.md: Follow spelling conventions.
9155 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9156 config/frv/predicates.md: Follow spelling conventions.
9158 * config/m68k/linux-unwind.h: Fix a comment typo.
9159 * target.h: Follow spelling conventions.
9161 2007-02-18 Roger Sayle <roger@eyesopen.com>
9163 PR rtl-optimization/28173
9164 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9165 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9166 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9167 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9168 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9170 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9172 * builtins.c (fold_builtin_load_exponent): New.
9173 (fold_builtin_2): Use it.
9175 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9177 PR rtl-optimization/30773
9178 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9179 if we fail to attach a REG_EQUIV note.
9181 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9182 Roger Sayle <roger@eyesopen.com>
9184 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9186 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9188 * calls.c (initialize_argument_information): Pass original EXP
9189 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9190 code to split complex arguments here, as part of initializing the
9192 (expand_call): Remove code that builds a list of arguments and
9193 inserts implicit arguments into it. Instead, just count how many
9194 implicit arguments there will be so we can determine the size of
9195 the ARGS array, and let initialize_argument_information do the work.
9196 (split_complex_values): Delete unused function.
9198 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9200 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9202 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9204 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9205 for arg pointer based indexed addressing.
9207 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9209 * config/ia64/ia64.h, config/ia64/ia64.md,
9210 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9211 spelling conventions.
9213 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9215 * config/m68k/m68k.c (split_di): New.
9216 * config/m68k/m68k-protos.h: Declare split_di.
9217 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9218 Improve predicate handling and split constant shifts.
9220 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9222 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9223 parameter for register bitfield operations, general predicates
9226 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9228 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9229 * config/m68k/linux-unwind.h: New file.
9231 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9233 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9234 config/i386/athlon.md, config/ia64/ia64.md,
9235 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9236 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9237 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9238 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9239 tree-vect-transform.c: Fix comment typos.
9241 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9243 * sched-deps.c (find_insn_list): Remove.
9244 * sched-int.h: Remove the prototype for find_insn_list.
9246 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9248 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9250 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9251 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9252 darwin_rs6000_override_options.
9253 (C_COMMON_OVERRIDE_OPTIONS): Expect
9254 darwin_macosx_version_min to be non-NULL always.
9255 (TARGET_C99_FUNCTIONS): Likewise.
9256 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9257 (DARWIN_MINVERSION_SPEC): New.
9258 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9259 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9261 (DARWIN_MINVERSION_SPEC): New.
9262 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9264 * config/darwin-c.c (darwin_cpp_builtins): Expect
9265 darwin_macosx_version_min to be non-NULL always.
9267 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9269 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9271 * config/i386/i386.h (x86_use_xchgb): New.
9272 (TARGET_USE_XCHGB): New macro.
9273 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9274 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9275 Split after reload into bswaphi for shifts of 8.
9276 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9277 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9278 or when optimizing for size.
9280 2007-02-16 Richard Guenther <rguenther@suse.de>
9281 Christian Bruel <christian.bruel@st.com>
9283 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9284 DECLs but prefer SSA_NAMEs over DECLs.
9286 2007-02-16 Richard Guenther <rguenther@suse.de>
9288 * tree-flow-inline.h (single_imm_use_p): Remove.
9289 (zero_imm_uses_p): Likewise.
9290 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9291 instead of single_imm_use_p.
9292 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9295 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9298 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9299 nested double- and backquotes.
9301 2007-02-15 Roger Sayle <roger@eyesopen.com>
9304 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9305 should be unreachable.
9306 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9307 For the time being redirect GIMPLE_MODIFY_STMT to the new
9308 (renamed) build_gimple_modify_stmt_stat.
9309 (build2_gimple_stat): Rename to...
9310 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9311 Always build a GIMPLE_MODIFY_STMT node.
9312 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9313 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9316 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9317 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9318 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9319 expand_complex_div_wide): Likewise.
9320 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9321 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9322 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9323 * tree-ssa-loop-manip.c (create_iv): Likewise.
9324 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9325 abs_replacement): Likewise.
9326 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9327 realify_fake_stores): Likewise.
9329 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9330 node rather than a GIMPLE_MODIFY_STMT node.
9331 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9332 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9334 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9335 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9338 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9341 * fold-const.c (fold_comparison): Add back the
9342 folding of constant complex comparisions.
9344 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9347 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9348 effects unknown to this function, return early.
9350 2007-02-15 Ian Lance Taylor <iant@google.com>
9352 * lower-subreg.c (move_eh_region_note): New static function.
9353 (resolve_simple_move): Call it.
9354 (decompose_multiword_subregs): Track blocks for which we resolve a
9355 simple move which is also a control flow insn. Pass them to
9356 find_many_sub_basic_blocks.
9357 (pass_lower_subreg): Add TODO_verify_flow.
9358 (pass_lower_subreg2): Likewise.
9360 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9361 Brooks Moses <brooks.moses@codesourcery.com>
9362 Lee Millward <lee.millward@codesourcery.com>
9364 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9365 (VL_EXP_CLASS_P): New.
9366 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9368 (TREE_OPERAND_CHECK_CODE): Likewise.
9369 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9370 (TREE_RTL_OPERAND_CHECK): Likewise.
9371 (tree_operand_check_failed): Make second parameter the whole tree
9372 instead of its code. Fixed callers.
9373 (VL_EXP_CHECK): New.
9374 (TREE_OPERAND_LENGTH): New.
9375 (VL_EXP_OPERAND_LENGTH): New.
9376 (CALL_EXPR_FN): New.
9377 (CALL_EXPR_STATIC_CHAIN): New.
9378 (CALL_EXPR_ARGS): New.
9379 (CALL_EXPR_ARG): New.
9380 (call_expr_nargs): New.
9381 (CALL_EXPR_ARGP): New.
9382 (build_nt_call_list): Declare.
9383 (build_vl_exp_stat): Declare.
9384 (build_vl_exp): New.
9385 (build_call_list): Declare.
9386 (build_call_nary): Declare.
9387 (build_call_valist): Declare.
9388 (build_call_array): Declare.
9389 (call_expr_arg): Declare.
9390 (call_expr_argp): Declare.
9391 (call_expr_arglist): Declare.
9392 (fold_build_call_list): Declare.
9393 (fold_build_call_list_initializer): Declare.
9394 (fold_call_expr): Declare to replace fold_builtin.
9395 (fold_builtin_fputs): Update to agree with modified definition.
9396 (fold_builtin_strcpy): Likewise.
9397 (fold_builtin_strncpy): Likewise.
9398 (fold_builtin_memory_chk): Likewise.
9399 (fold_builtin_stxcpy_chk): Likewise.
9400 (fold_builtin_strncpy_chk): Likewise.
9401 (fold_builtin_next_arg): Likewise.
9402 (fold_build_call_expr): Declare.
9403 (fold_builtin_call_list): Declare.
9404 (fold_builtin_call_valist): Declare.
9405 (build_call_expr): Declare.
9406 (validate_arglist): Update to agree with modified definition.
9407 (tree_operand_length): New.
9408 (call_expr_arg_iterator): New.
9409 (init_call_expr_arg_iterator): New.
9410 (next_call_expr_arg): New.
9411 (first_call_expr_arg): New.
9412 (more_call_expr_args_p): New.
9413 (FOR_EACH_CALL_EXPR_ARG): New.
9415 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9416 and tcc_gimple_stmt.
9417 (tree_code_size): Update documentation. Use sizeof (tree) rather
9418 than sizeof (char *).
9419 (tree_size): Likewise. Add case for tcc_vl_exp.
9420 (tree_node_structure): Add case for tcc_vl_exp.
9421 (contains_placeholder_p): Likewise.
9422 (substitute_in_expr): Likewise.
9423 (substitute_placeholder_in_expr): Likewise.
9424 (stabilize_reference_1): Likewise.
9425 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9426 to diagnose breakage of this interface for constructing CALL_EXPRs.
9427 (build_nt): Add similar assertion here.
9428 (build_nt_call_list): New.
9429 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9430 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9432 (get_callee_fndecl): Use new CALL_EXPR accessors.
9433 (tree_operand_check_failed): Change parameters to pass entire node
9434 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9435 (process_call_operands): New.
9436 (build_vl_exp_stat): New.
9437 (build_call_list): New.
9438 (build_call_nary): New.
9439 (build_call_valist): New.
9440 (build_call_array): New.
9441 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9442 (call_expr_arglist): New.
9444 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9445 tcc_vl_exp instead of a fixed-size tcc_expression.
9447 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9448 accessors for CALL_EXPRs.
9449 (AGGR_INIT_EXPR): Likewise.
9451 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9452 Brooks Moses <brooks.moses@codesourcery.com>
9453 Lee Millward <lee.millward@codesourcery.com>
9455 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9456 (expand_builtin_nonlocal_goto): Change parameter to be entire
9457 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9458 (expand_builtin_prefetch): Likewise.
9459 (expand_builtin_classify_type): Likewise.
9460 (mathfn_built_in): Return NULL_TREE instead of 0.
9461 (expand_errno_check): Use new CALL_EXPR accessors.
9462 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9463 Return NULL_RTX instead of 0.
9464 (expand_builtin_mathfn_2): Likewise.
9465 (expand_builtin_mathfn_3): Likewise.
9466 (expand_builtin_interclass_mathfn): Likewise.
9467 (expand_builtin_sincos): Likewise.
9468 (expand_builtin_cexpi): Likewise.
9469 (expand_builtin_int_roundingfn): Likewise.
9470 (expand_builtin_int_roundingfn_2): Likewise.
9471 (expand_builtin_pow): Likewise.
9472 (expand_builtin_powi): Likewise.
9473 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9474 of arglist, fixing callers appropriately. Use new CALL_EXPR
9475 accessors and constructors. Return NULL_RTX instead of 0.
9476 (expand_builtin_strstr): Likewise.
9477 (expand_builtin_strchr): Likewise.
9478 (expand_builtin_strrchr): Likewise.
9479 (expand_builtin_strpbrk): Likewise.
9480 (expand_builtin_memcpy): Likewise.
9481 (expand_builtin_mempcpy): Likewise.
9482 (expand_builtin_mempcpy_args): New.
9483 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9484 (expand_builtin_memmove_args): New.
9485 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9486 (expand_movstr): Likewise.
9487 (expand_builtin_strcpy): Likewise.
9488 (expand_builtin_strcpy_args): New.
9489 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9490 (expand_builtin_strncpy): Likewise.
9491 (expand_builtin_memset): Likewise.
9492 (expand_builtin_memset_args): New.
9493 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9494 (expand_builtin_memcmp): Likewise.
9495 (expand_builtin_strcmp): Likewise.
9496 (expand_builtin_strncmp): Likewise.
9497 (expand_builtin_strcat): Likewise.
9498 (expand_builtin_strncat): Likewise.
9499 (expand_builtin_strspn): Likewise.
9500 (expand_builtin_strcspn): Likewise.
9501 (expand_builtin_args_info): Likewise.
9502 (expand_builtin_va_start): Likewise.
9503 (gimplify_va_arg_expr): Likewise.
9504 (expand_builtin_va_end): Likewise.
9505 (expand_builtin_va_copy): Likewise.
9506 (expand_builtin_frame_address): Likewise.
9507 (expand_builtin_alloca): Likewise.
9508 (expand_builtin_bswap): Likewise.
9509 (expand_builtin_unop): Likewise.
9510 (expand_builtin_fputs): Likewise.
9511 (expand_builtin_expect): Likewise.
9512 (expand_builtin_fabs): Likewise.
9513 (expand_builtin_copysign): Likewise.
9514 (expand_builtin_printf): Likewise.
9515 (expand_builtin_fprintf): Likewise.
9516 (expand_builtin_sprintf): Likewise.
9517 (expand_builtin_init_trampoline): Likewise.
9518 (expand_builtin_signbit): Likewise.
9519 (expand_builtin_fork_or_exec): Likewise.
9520 (expand_builtin_sync_operation): Likewise.
9521 (expand_builtin_compare_and_swap): Likewise.
9522 (expand_builtin_lock_test_and_set): Likewise.
9523 (expand_builtin_lock_release): Likewise.
9524 (expand_builtin): Likewise.
9525 (builtin_mathfn_code): Likewise.
9527 (fold_builtin_constant_p): Pass call arguments individually instead
9528 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9529 accessors and constructors. Return NULL_TREE instead of 0.
9530 (fold_builtin_expect): Likewise.
9531 (fold_builtin_classify_type): Likewise.
9532 (fold_builtin_strlen): Likewise.
9533 (fold_builtin_nan): Likewise.
9534 (integer_valued_real_p): Likewise.
9535 (fold_trunc_transparent_mathfn): Likewise.
9536 (fold_fixed_mathfn): Likewise.
9537 (fold_builtin_cabs): Likewise.
9538 (fold_builtin_sqrt): Likewise.
9539 (fold_builtin_cbrt): Likewise.
9540 (fold_builtin_cos): Likewise.
9541 (fold_builtin_cosh): Likewise.
9542 (fold_builtin_tan): Likewise.
9543 (fold_builtin_sincos): Likewise.
9544 (fold_builtin_cexp): Likewise.
9545 (fold_builtin_trunc): Likewise.
9546 (fold_builtin_floor): Likewise.
9547 (fold_builtin_ceil): Likewise.
9548 (fold_builtin_round): Likewise.
9549 (fold_builtin_int_roundingfn): Likewise.
9550 (fold_builtin_bitop): Likewise.
9551 (fold_builtin_bswap): Likewise.
9552 (fold_builtin_logarithm): Likewise.
9553 (fold_builtin_hypot): Likewise.
9554 (fold_builtin_pow): Likewise.
9555 (fold_builtin_powi): Likewise.
9556 (fold_builtin_exponent): Likewise.
9557 (fold_builtin_memset): Likewise.
9558 (fold_builtin_bzero): Likewise.
9559 (fold_builtin_memory_op): Likewise.
9560 (fold_builtin_bcopy): Deleted; call site changed to invoke
9561 fold_builtin_memory_op directly.
9562 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9563 (fold_builtin_strncpy): Likewise.
9564 (fold_builtin_memcmp): Likewise.
9565 (fold_builtin_strcmp): Likewise.
9566 (fold_builtin_strncmp): Likewise.
9567 (fold_builtin_signbit): Likewise.
9568 (fold_builtin_copysign): Likewise.
9569 (fold_builtin_isascii): Likewise.
9570 (fold_builtin_toascii): Likewise.
9571 (fold_builtin_isdigit): Likewise.
9572 (fold_builtin_fabs): Likewise.
9573 (fold_builtin_abs): Likewise.
9574 (fold_builtin_fmin_fmax): Likewise.
9575 (fold_builtin_carg): Likewise.
9576 (fold_builtin_classify): Likewise.
9577 (fold_builtin_unordered_cmp): Likewise.
9579 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9580 New functions split out from fold_builtin_1.
9581 (fold_builtin_n): New.
9582 (fold_builtin_varargs): New.
9583 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9585 (fold_call_expr): New.
9586 (build_function_call_expr): Rewrite to use new helper function.
9587 (fold_builtin_call_list): New.
9588 (build_call_expr): New.
9589 (fold_builtin_call_valist): New.
9590 (rewrite_call_expr): New.
9591 (validate_arg): New.
9592 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9593 of an arglist. Change return type to bool. Use new CALL_EXPR
9596 (fold_builtin_strstr): Pass call arguments individually instead
9597 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9598 accessors and constructors. Return NULL_TREE instead of 0.
9599 (fold_builtin_strchr): Likewise.
9600 (fold_builtin_strrchr): Likewise.
9601 (fold_builtin_strpbrk): Likewise.
9602 (fold_builtin_strcat): Likewise.
9603 (fold_builtin_strncat): Likewise.
9604 (fold_builtin_strspn): Likewise.
9605 (fold_builtin_strcspn): Likewise.
9606 (fold_builtin_fputs): Likewise.
9607 (fold_builtin_next_arg): Likewise.
9608 (fold_builtin_sprintf): Likewise.
9610 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9611 NULL_RTX instead of 0.
9612 (expand_builtin_memory_chk): Likewise.
9613 (maybe_emit_chk_warning): Likewise.
9614 (maybe_emit_sprintf_chk_warning): Likewise.
9616 (fold_builtin_object_size): Pass call arguments individually instead
9617 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9618 accessors and constructors. Return NULL_TREE instead of 0.
9619 (fold_builtin_memory_chk): Likewise.
9620 (fold_builtin_stxcpy_chk): Likewise.
9621 (fold_builtin_strncpy_chk): Likewise.
9622 (fold_builtin_strcat_chk): Likewise.
9623 (fold_builtin_strcat_chk): Likewise.
9624 (fold_builtin_strncat_chk): Likewise.
9625 (fold_builtin_sprintf_chk): Likewise.
9626 (fold_builtin_snprintf_chk): Likewise.
9627 (fold_builtin_printf): Likewise.
9628 (fold_builtin_vprintf): Likewise.
9630 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9632 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9633 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9634 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9635 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9636 (fold_unary): Likewise.
9637 (fold_binary): Likewise.
9638 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9639 ternary expressions.
9640 (fold): Add logic for tcc_vl_exp.
9641 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9642 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9643 (fold_build3_stat): Add assertion to flag broken interface for
9644 constructing CALL_EXPRs.
9645 (fold_build_call_list): New.
9646 (fold_build_call_list_initializer): New.
9647 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9649 (fold_strip_sign_ops): Likewise.
9651 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9652 Brooks Moses <brooks.moses@codesourcery.com>
9653 Lee Millward <lee.millward@codesourcery.com>
9655 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9656 accessors and dump arguments explicitly.
9658 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9660 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9662 (print_call_name): Use new CALL_EXPR accessors.
9664 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9665 CALL_EXPR arguments explicitly instead of as a list. Use
9666 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9668 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9669 (vrp_visit_stmt): Likewise.
9671 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9672 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9674 (force_move_till_expr): Likewise.
9676 * targhooks.c (default_external_stack_protect_fail): Use
9677 build_call_expr instead of build_function_call_expr.
9678 (default_hidden_stack_protect_fail): Likewise.
9680 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9683 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9684 and walk arguments explicitly.
9686 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9687 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9688 (expand_simple_operations): Likewise.
9689 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9691 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9692 of TREE_CODE_LENGTH.
9693 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9695 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9696 instead of TREE_CODE_LENGTH.
9698 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9699 (tree_ic_transform): Likewise.
9700 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9701 parameter instead of arglist. Fix callers.
9702 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9703 (tree_stringops_transform): Likewise.
9704 (tree_indirect_call_to_profile): Likewise.
9705 (tree_stringops_values_to_profile): Likewise.
9707 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9708 (eliminate_tail_call): Likewise.
9710 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9712 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9713 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9715 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9717 * omp-low.c (build_omp_barrier): Use build_call_expr.
9718 (lower_rec_input_clauses): Likewise.
9719 (lower_reduction_clauses): Likewise.
9720 (expand_parallel_call): Likewise.
9721 (maybe_catch_exception): Likewise.
9722 (expand_omp_for_generic): Likewise.
9723 (expand_omp_for_static_nochunk): Likewise.
9724 (expand_omp_sections): Likewise.
9725 (lower_omp_single_simple): Likewise.
9726 (lower_omp_single_copy): Likewise.
9727 (lower_omp_master): Likewise.
9728 (lower_omp_ordered): Likewise.
9729 (lower_omp_critical): Likewise.
9731 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9732 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9734 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9735 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9736 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9738 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9739 and generalize to handle any number of operands.
9740 (chrec_contains_undetermined): Likewise.
9741 (tree_contains_chrecs): Likewise.
9742 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9744 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9746 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9747 fold_call_expr instead of fold_builtin.
9748 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9749 match declarations there.
9750 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9753 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9754 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9756 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9757 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9759 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9762 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9763 (execute_cse_sincos): Use new CALL_EXPR accessors.
9765 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9767 * gimple-low.c (lower_function_body): Use build_call_expr.
9768 (lower_builtin_setjmp): Likewise.
9770 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9771 (set_storage_via_libcall): Likewise.
9772 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9773 instead of TREE_CODE_LENGTH.
9774 (expand_expr_real_1): Use new CALL_EXPR accessors.
9776 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9777 generalize to handle any number of operands.
9778 (TB_parent_eq): Likewise.
9780 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9781 (strip_builtin_expect): Likewise.
9783 * function.c (gimplify_parameters): Use build_call_expr.
9785 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9786 instead of TREE_CODE_LENGTH.
9788 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9789 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9791 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9794 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9795 (gimplify_decl_expr): Likewise.
9796 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9797 Use new CALL_EXPR iterators.
9798 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9799 (gimplify_modify_expr_to_memset): Likewise.
9800 (gimplify_variable_sized_compare): Likewise.
9801 (gimplify_omp_atomic_fetch_op): Likewise.
9802 (gimplify_omp_atomic_pipeline): Likewise.
9803 (gimplify_omp_atomic_mutex): Likewise.
9804 (gimplify_function_tree): Likewise.
9806 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9807 (call_expr_flags): Likewise.
9808 (expand_call): Likewise.
9810 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9811 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9814 * coverage.c (create_coverage): Use build_call_expr.
9816 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9817 (temp_call_expr_obstack): New.
9818 (pool_copy_list): Delete.
9819 (temp_copy_call_expr): New.
9820 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9821 CALL_EXPR accessors. Get rid of special goo for copying argument
9822 lists and use temp_copy_call_expr instead.
9823 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9824 CALL_EXPR accessors.
9825 (create_expression_by_pieces): Likewise. Use build_call_array
9826 to construct the result instead of fold_build3.
9827 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9828 dealing with argument lists.
9829 (init_pre): Remove references to expression_node_pool and
9830 list_node_pool. Init temp_call_expr_obstack instead.
9831 (fini_pre): Remove references to expression_node_pool and
9834 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9835 and walk arguments explicitly instead of as a list.
9837 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9838 (mx_register_decls): Likewise.
9839 (mudflap_register_call): Likewise.
9840 (mudflap_finish_file): Likewise.
9842 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9843 (ipa_callsite_compute_param): Likewise.
9845 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9846 accessors and constructor.
9848 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9849 accessors and constructor.
9850 (convert_tramp_reference): Likewise.
9851 (convert_call_expr): Likewise.
9852 (finalize_nesting_tree_1): Likewise.
9854 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9857 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9859 * tree-inline.c (initialize_inlined_parameters): Pass entire
9860 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9862 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9863 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9865 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9866 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9867 (vectorizable_reduction): Likewise.
9868 (vectorizable_call): Use new CALL_EXPR iterators.
9869 (vectorizable_conversion): Use build_call_expr.
9870 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9871 (vect_gen_widened_results_half): Use build_call_expr.
9872 (vect_setup_realignment): Likewise.
9873 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9875 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9876 (pass_through_call): Likewise.
9877 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9880 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9881 (tree_gen_pow2_profiler): Likewise.
9882 (tree_gen_one_value_profiler): Likewise.
9883 (tree_gen_ic_func_profiler): Likewise.
9884 (tree_gen_average_profiler): Likewise.
9885 (tree_gen_ior_profiler): Likewise.
9887 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9888 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9889 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9891 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9892 of TREE_CODE_LENGTH.
9894 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9895 of TREE_CODE_LENGTH.
9897 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9899 (convert_to_integer): Likewise.
9901 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9904 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9905 Brooks Moses <brooks.moses@codesourcery.com>
9906 Lee Millward <lee.millward@codesourcery.com>
9908 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9910 * config/frv/frv.c (frv_expand_builtin): Likewise.
9911 * config/s390/s390.c (s390_expand_builtin): Likewise.
9913 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9914 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9916 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9917 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9918 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9919 (ix86_expand_store_builtin): Likewise.
9920 (ix86_expand_unop_builtin): Likewise.
9921 (ix86_expand_unop1_builtin): Likewise.
9922 (ix86_expand_sse_compare): Likewise.
9923 (ix86_expand_sse_comi): Likewise.
9924 (ix86_expand_vec_init_builtin): Likewise.
9925 (ix86_expand_vec_ext_builtin): Likewise.
9926 (ix86_expand_vec_set_builtin): Likewise.
9927 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9929 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9930 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9932 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9933 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9934 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9936 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9938 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9939 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9940 arglist. Use new CALL_EXPR accessors. Fix callers.
9941 (altivec_expand_abs_builtin): Likewise.
9942 (rs6000_expand_binop_builtin): Likewise.
9943 (altivec_expand_predicate_builtin): Likewise.
9944 (altivec_expand_lv_builtin): Likewise.
9945 (spe_expand_stv_builtin): Likewise.
9946 (altivec_expand_stv_builtin): Likewise.
9947 (rs6000_expand_ternop_builtin): Likewise.
9948 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9949 (altivec_expand_st_builtin): Likewise.
9950 (altivec_expand_dst_builtin): Likewise.
9951 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9952 arglist. Use new CALL_EXPR accessors. Fix callers.
9953 (altivec_expand_vec_set_builtin): Likewise.
9954 (altivec_expand_vec_ext_builtin): Likewise.
9955 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9956 (spe_expand_builtin): Likewise.
9957 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9958 arglist. Use new CALL_EXPR accessors. Fix callers.
9959 (spe_expand_evsel_builtin): Likewise.
9960 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9961 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9963 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9964 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9965 (arm_expand_unop_builtin): Likewise.
9966 (arm_expand_builtin): Use new CALL_EXPR accessors.
9968 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9971 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9972 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9973 (bfin_expand_unop_builtin): Likewise.
9974 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9976 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9977 Brooks Moses <brooks.moses@codesourcery.com>
9978 Lee Millward <lee.millward@codesourcery.com>
9980 * c-semantics.c (build_stmt): Add internal diagnostic check.
9982 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9983 accessors. Print arguments explicitly instead of as a list.
9985 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9987 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9988 (c_finish_omp_flish): Likewise.
9990 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9991 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9992 instead of TREE_CODE_LENGTH.
9993 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9994 (c_warn_unused_result): Likewise.
9996 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9999 * doc/invoke.texi (Warning Options): Remove
10000 -Werror-implicit-function-declaration.
10001 (Wimplicit-function-declaration): Update description.
10002 * opts.c (common_handle_option): Move handling of -Werror=* to...
10003 (enable_warning_as_error): ...here.
10004 * opts.h (enable_warning_as_error): Declare.
10005 * c-decl.c (implicit_decl_warning): Unless
10006 -Wno-implicit-function-declaration is given, emit a pedwarn if
10007 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10008 * c.opt (Wimplicit-function-declaration): Replace
10009 mesg_implicit_function_declaration with
10010 warn_implicit_function_declaration.
10011 * c-opts.c (c_common_handle_option):
10012 -Werror-implicit-function-declaration is exactly equal as
10013 -Werror=implicit-function-declaration.
10014 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10015 warn_implicit_function_declaration.
10016 (c_common_post_options): -Wimplict-function-declaration is enabled
10017 by default by -std=c99, otherwise is disabled by default.
10018 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10020 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10022 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10023 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10024 former is ignored but not the latter.
10026 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10028 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10029 is made and the reference doesn't use the alias set of its type,
10030 do not create the temporary using that type.
10032 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10034 * jump.c: Remove prototypes for delete_computation and
10035 delete_prior_computation.
10037 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10039 * jump.c (get_label_after): Delete.
10040 (get_label_before, delete_computation, delete_jump,
10041 delete_prior_computation, follow_jumps): Move...
10042 * reorg.c (delete_computation, delete_prior_computation): ... here...
10043 (get_label_before, delete_jump): ... making these static ...
10044 (follow_jumps): ... and simplifying this since it only runs after
10046 * rtl.h (get_label_after, get_label_before, delete_jump,
10047 follow_jumps): Delete prototypes.
10049 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10051 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10053 2007-02-15 Nick Clifton <nickc@redhat.com>
10055 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10056 order to prevent it from being munged by the target.
10058 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10060 * config/i386/i386.md: Remove misleading comment.
10062 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10064 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10065 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10068 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10070 * tree-sra.c (instantiate_missing_elements): Canonicalize
10072 (sra_build_assignment): New.
10073 (generate_copy_inout, generate_element_copy,
10074 generate_element_zero, generate_one_element_init): Use it.
10076 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10078 * tree-sra.c (instantiate_missing_elements): Canonicalize
10080 (sra_build_assignment): New.
10081 (generate_copy_inout, generate_element_copy,
10082 generate_element_zero, generate_one_element_init): Use it.
10084 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10086 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10089 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10091 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10092 types as aggregates not scalars.
10093 * function.c (assign_stack_temp_for_type): Likewise.
10095 2007-02-14 Roger Sayle <roger@eyesopen.com>
10096 Zdenek Dvorak <dvorakz@suse.cz>
10098 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10101 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10103 * passes.c (next_pass_1): Clear the next field of the copied
10106 2007-02-14 Richard Henderson <rth@redhat.com>
10108 * tree-sra.c (early_sra): New.
10109 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10110 (tree_sra_early, pass_sra_early): New.
10111 * tree-pass.h (pass_sra_early): Declare.
10112 * passes.c (init_optimization_passes): Use it.
10114 2007-02-14 Richard Guenther <rguenther@suse.de>
10116 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10118 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10120 PR tree-optimization/30771
10121 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10123 (vect_analyze_operations): Induction phis can now be marked as
10125 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10126 Update documentation accordingly.
10128 2007-02-14 Nick Clifton <nickc@redhat.com>
10130 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10131 most 3 arguments are supported.
10132 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10134 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10136 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10137 Ensure dst->current is valid.
10139 2007-02-13 Paul Brook <paul@codesourcery.com>
10141 * config.gcc: Add arm*-*-uclinux-*eabi.
10142 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10143 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10144 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10145 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10146 (LINK_SPEC): Define.
10147 (LIB_SPEC): Define.
10148 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10150 * config/arm/uclinux-eabi.h: New file.
10151 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10152 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10155 2007-02-13 Ian Lance Taylor <iant@google.com>
10157 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10158 * flags.h (warn_strict_overflow): Declare.
10159 (enum warn_strict_overflow_code): Define.
10160 (issue_strict_overflow_warning): New static inline function.
10161 * opts.c (warn_strict_overflow): New variable.
10162 (common_handle_option): Handle OPT_Wstrict_overflow and
10163 OPT_Wstrict_overflow_.
10164 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10166 * fold-const.c: Include intl.h.
10167 (fold_deferring_overflow_warnings): New static variable.
10168 (fold_deferred_overflow_warning): New static variable.
10169 (fold_deferred_overflow_code): New static variable.
10170 (fold_defer_overflow_warnings): New function.
10171 (fold_undefer_overflow_warnings): New function.
10172 (fold_undefer_and_ignore_overflow_warnings): New function.
10173 (fold_deferring_overflow_warnings_p): New function.
10174 (fold_overflow_warning): New static function.
10175 (make_range): Add strict_overflow_p parameter. Change all
10177 (extract_muldiv, extract_muldiv_1): Likewise.
10178 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10179 tree_expr_nonnegative_p.
10180 (fold_negate_expr): Call fold_overflow_warning.
10181 (fold_range_test): Likewise.
10182 (fold_comparison): Likewise.
10183 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10184 instead of tree_expr_nonnegative_p.
10185 (tree_expr_nonnegative_warnv_p): Rename from
10186 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10187 (tree_expr_nonnegative_p): New function.
10188 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10189 strict_overflow_p parameter.
10190 (tree_expr_nonzero_p): New function.
10191 * passes.c (verify_interpass_invariants): New static function.
10192 (execute_one_pass): Call it.
10193 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10195 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10196 (estimate_numbers_of_iterations): Likewise.
10197 (scev_probably_wraps_p): Likewise.
10198 * tree-ssa-ccp.c: Include "toplev.h".
10199 (evaluate_stmt): Defer fold overflow warnings until we know we are
10201 (struct fold_stmt_r_data): Add stmt field.
10202 (fold_stmt_r): Defer fold overflow warnings until we know we
10204 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10205 (fold_stmt_inplace): Likewise.
10206 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10207 (cleanup_control_expr_graph): Defer fold overflow warnings until
10208 we know we are going to optimize.
10209 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10210 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10212 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10213 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10214 * tree-ssa-loop-manip.c (create_iv): Likewise.
10215 * c-typeck.c (build_conditional_expr): Likewise.
10216 (build_binary_op): Likewise.
10217 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10218 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10219 (extract_range_from_unary_expr): Likewise.
10220 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10221 assuming that signed overflow does not occur.
10222 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10223 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10224 (fold_defer_overflow_warnings): Declare.
10225 (fold_undefer_overflow_warnings): Declare.
10226 (fold_undefer_and_ignore_overflow_warnings): Declare.
10227 (fold_deferring_overflow_warnings_p): Declare.
10228 (tree_expr_nonzero_warnv_p): Declare.
10229 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10230 of warning options.
10231 (Warning Options): Document -Wstrict-overflow.
10232 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10233 (tree-ssa-ccp.o): Likewise.
10234 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10235 (fold-const.o): Depend on intl.h.
10237 2007-02-13 Ian Lance Taylor <iant@google.com>
10239 PR middle-end/30751
10240 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10243 2007-02-13 Stuart Hastings <stuart@apple.com>
10245 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10247 2007-02-13 Richard Henderson <rth@redhat.com>
10249 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10250 handled_component_p before looking for the indirect_ref.
10252 2007-02-13 Richard Henderson <rth@redhat.com>
10254 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10255 remove flags clobber.
10256 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10257 (bswaphi_lowpart): New.
10258 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10259 remove TARGET_BSWAP test. Delete expander of the same name.
10261 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10262 (expand_unop): Use them.
10264 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10266 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10267 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10268 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10269 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10270 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10271 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10272 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10273 assembler dialect choice from asm templates.
10275 2007-02-12 Richard Henderson <rth@redhat.com>
10277 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10278 (fixuns_trunc<SSEMODEF>si2): Use it.
10279 * config/i386/sse.md (vec_setv4sf_0): Export.
10280 * config/i386/i386.c (ix86_build_const_vector): Export.
10281 (ix86_split_convert_uns_si_sse): Rename from
10282 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10283 * config/i386/i386-protos.h: Update.
10285 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10288 * c-typeck.c (c_finish_return): Improve warning message.
10290 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10292 * alias.c (find_symbolic_term): Delete unused function.
10294 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10296 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10297 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10298 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10300 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10302 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10303 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10304 the function, temporarily point the debug interface to the null one.
10306 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10308 * dwarf2out.c (round_up_to_align): New static function.
10309 (field_byte_offset): Use it to round the offset.
10311 2007-02-12 Richard Henderson <rth@redhat.com>
10313 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10314 (inswl_const): Export.
10316 2007-02-12 Richard Henderson <rth@redhat.com>
10318 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10319 result mode of the libcall, convert back to outmode.
10321 2007-02-12 Roger Sayle <roger@eyesopen.com>
10323 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10324 (bswapdi2): New define_expand to implement 32-bit implementation.
10326 2007-02-12 Nick Clifton <nickc@redhat.com>
10328 * doc/invoke.texi (Overall Options): Document --help=.
10329 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10330 (cc1_options): Pass --help= on to cc1.
10331 (display_help): Add description of --help=.
10332 (process_command): Add code to handle --help=. Allow translated
10333 --help and --target-help switches to be passed on to compiler
10335 (main): Remove unused if statement.
10336 * opts.c (columns): Remove.
10337 (LEFT_COLUMN): Define.
10338 (wrap_help): Add columns argument.
10339 (print_filtered_help): Change parameters to be an include bitmask,
10340 an exclude bitmask, an any bitmask and the column width. Move the
10341 code to display the params list here. Add code to display the
10342 status of options rather than their descriptions if the quiet flag
10344 (print_specific_help): Change parameters to be an include bitmask,
10345 an exclude bitmask and an any bitmask. Move code to look up the
10346 column width here. Decide upon the title for an options listing.
10347 (common_handle_options): Add code to handle --help=. Adapt code
10348 for --help and --target-help to use the revised form of the
10349 print_specific_help function.
10350 (print_help): Delete.
10351 (print_param_help): Delete.
10352 (print_switch): Delete.
10353 * opts.h (cl_lang_count): Add prototype.
10354 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10355 CL_MAX_OPTION_CLASS): New defines.
10356 * optc-gen.awk: Add construction of cl_lang_count.
10357 * c.opt: Add Warning attribute to warning options and Optimization
10358 attribute to optimization options.
10359 * common.opt: Likewise.
10361 Add -fhelp and -ftarget-help as aliases for the transformed --help
10362 and --target-help options.
10363 * opt-functions.awk: Add code to handle Warning and Optimization
10366 2007-02-12 Richard Henderson <rth@redhat.com>
10368 * config/alpha/constraints.md: New file.
10369 * config/alpha/alpha.c: Include tm-constrs.h.
10370 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10371 alpha_extra_constraint): Remove.
10372 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10373 * config/alpha/alpha-protos.h: Update.
10374 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10375 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10376 (EXTRA_CONSTRAINT): Remove.
10377 * config/alpha/alpha.md: Include constraints.md.
10378 (adddi splitter): Use satisfies_constraint_*.
10379 * config/alpha/predicates.md (add_operand): Likewise.
10380 (sext_add_operand, addition_operation): Likewise.
10382 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10384 PR tree-optimization/29145
10385 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10386 in our handling of restrict qualified pointers.
10388 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10391 * doc/invoke.texi (Wunused-value): Update description.
10392 (Wextra): Delete item.
10393 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10394 value of Wunused-value.
10395 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10396 (c_finish_stmt_expr): Don't check extra_warnings.
10397 (emit_side_effect_warnings): The caller is responsible to check
10400 2007-02-11 Roger Sayle <roger@eyesopen.com>
10401 Matt Thomas <matt@3am-software.com>
10403 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10405 2007-02-11 Roger Sayle <roger@eyesopen.com>
10407 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10408 comparisons of POPCOUNT against zero.
10409 (simplify_const_relational_operation): Likewise.
10411 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10413 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10415 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10417 * dwarf2out.c (root_type): Delete unused function.
10419 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10421 * genattrtab.c (contained_in_p): Delete unused function.
10422 (write_expr_attr_cache): Likewise.
10424 2007-02-11 Jan Hubicka <jh@suse.cz>
10426 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10429 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10431 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10432 to add the REG_EQ* note.
10433 * see.c (see_merge_one_use_extension): Likewise.
10434 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10435 turn REG_EQUAL notes into REG_EQUIV notes if the target
10436 register may have more than one set.
10437 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10438 * gcse.c (try_replace_reg): Likewise.
10439 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10440 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10441 more than one REG_EQUIV note.
10442 * reload1.c (gen_reload): Use set_unique_reg_note.
10444 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10446 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10447 (ix86_builtin_conversion): New function.
10449 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10452 * tree.h (DECL_REPLACEABLE_P): New macro.
10453 * except.c (set_nothrow_function_flags): Likewise.
10455 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10456 Ira Rosen <irar@il.ibm.com>
10457 Dorit Nuzman <dorit@il.ibm.com>
10459 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10460 * targhooks.c (default_builtin_vectorized_conversion): New.
10461 * targhooks.h (default_builtin_vectorized_function): New declaration.
10462 * target.h (struct vectorize): Add builtin_conversion field.
10463 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10464 stmt_vec_info_type value.
10465 (vectorizable_conversion): New declaration.
10466 * tree-vect-analyze.c (vect_analyze_operations): Add
10467 vectorizable_conversion call.
10468 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10469 * tree-vect-transform.c (vectorizable_conversion): New function.
10470 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10471 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10473 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10474 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10475 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10476 or ALTIVEC_BUILTIN_VCFSX.
10478 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10481 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10482 CONST_DOUBLE and operand 0 is a hard register.
10483 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10484 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10485 is a hard floating-point register.
10487 2007-02-10 Richard Henderson <rth@redhat.com>
10488 Jakub Jelinek <jakub@redhat.com>
10489 Alexandre Oliva <aoliva@redhat.com>
10491 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10492 * builtin-types.def (BT_WORD): Make unsigned.
10493 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10494 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10495 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10496 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10497 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10498 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10500 * expr.c (emutls_var_address): New.
10501 (expand_expr_real_1): Expand emulated tls.
10502 (expand_expr_addr_expr_1): Likewise.
10503 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10504 * output.h (emutls_finish): Declare.
10505 * toplev.c (compile_file): Call it.
10506 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10507 address before wrapping in CONST.
10508 * varasm.c (emutls_htab, emutls_object_type): New.
10509 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10510 (get_emutls_object_name, get_emutls_object_type): New.
10511 (get_emutls_init_templ_addr, emutls_decl): New.
10512 (emutls_common_1, emutls_finish): New.
10513 (assemble_variable): When emulating tls, swap decls; generate
10514 constructor for the emutls objects.
10515 (do_assemble_alias): When emulating tls, swap decl and target name.
10516 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10518 * varpool.c (decide_is_variable_needed): Look at force_output.
10519 Recurse for emulated tls.
10520 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10521 with decide_is_variable_needed.
10522 * emutls.c: New file.
10523 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10524 tls_object for real tls.
10526 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10528 PR rtl-optimization/29599
10529 * reload1.c (eliminate_regs_in_insn): Take the destination
10530 mode into account when computing the offset.
10532 2007-02-09 Stuart Hastings <stuart@apple.com>
10533 Richard Henderson <rth@redhat.com>
10535 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10536 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10537 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10538 fixuns_truncdfhi2): New.
10539 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10540 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10541 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10542 (floatunssidf2): Allow nonimmediate source.
10543 * config/i386/sse.md (movdi_to_sse): New.
10544 (vec_concatv2di): Drop '*'.
10545 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10546 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10547 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10549 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10550 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10551 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10552 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10553 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10554 ix86_build_const_vector.
10555 (x86_emit_floatuns): Rewrite.
10557 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10559 * genautomata.c (longest_path_length): Delete unused function.
10560 (struct state): Delete unused longest_path_length.
10561 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10562 (get_free_state): Delete unused.
10564 2007-02-09 Jan Hubicka <jh@suse.cz>
10566 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10567 * doc/invoke.texi (inline-unit-growth): Update default value.
10569 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10570 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10571 (rebuild_cgraph_edges): Likewise.
10572 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10573 (dump_cgraph_node): Dump frequencies.
10574 (cgraph_clone_edge): Add frequency scales.
10575 (cgraph_clone_node): Add freuqnecy.
10576 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10577 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10578 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10579 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10580 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10581 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10582 (save_inline_function_body): Likewise.
10583 * ipa-inline.c: inluce rtl.h
10584 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10585 (cgraph_edge_badness): Use frequencies.
10586 (cgraph_decide_recursive_inlining): Update clonning.
10587 (cgraph_decide_inlining_of_small_function): Dump frequency.
10588 * predict.c (estimate_bb_frequencies): Export.
10589 * predict.h (estimate_bb_frequencies): Declare.
10590 * tree-inline.c (copy_bb): Watch overflows.
10591 (expand_call_inline): Update call of cgraph_create_edge.
10592 (optimize_inline_calls): Use TODO flags to update frequnecies.
10593 * passes.h: Include predict.h
10594 (init_optimization_passes): Move profile ahead.
10595 (execute_function_todo): Handle TODO_rebuild_frequencies.
10597 2007-02-09 Roger Sayle <roger@eyesopen.com>
10599 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10600 the insbl or inswl pattern into a register.
10602 2007-02-09 Roger Sayle <roger@eyesopen.com>
10604 * config/ia64/ia64.md (bswapdi2): New define_insn.
10606 2007-02-09 Richard Henderson <rth@redhat.com>
10608 * config/i386/constraints.md (Ym): New constraint.
10609 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10610 (movdi_1_rex64): Split sse and xmm general register moves from
10611 memory move alternatives. Use conditional register constraints.
10612 (movsf_1, movdf_integer): Likewise.
10613 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10614 (movdf_integer_rex64): New.
10615 (pushsf_rex64): Fix output constraints.
10616 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10617 (sse2_stored): Likewise.
10618 (sse2_storeq_rex64): New.
10619 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10620 amd and not generic.
10621 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10622 for optimize_size. Remove SF/DFmode hack.
10624 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10626 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10629 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10630 Richard Sandiford <richard@codesourcery.com>
10632 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10633 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10634 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10635 m68k/t-mlib to tmake_file.
10636 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10637 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10638 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10639 Allow it to be cf or m68k. Set m68k_arch_family. If that
10640 variable is not empty, add t-$m68k_arch_family to tmake_file.
10641 Add t-mlibs to tmake_file.
10642 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10643 * config/m68k/t-cf: New file.
10644 * config/m68k/t-m68k: Likewise.
10645 * config/m68k/t-mlibs: Likewise.
10646 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10647 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10648 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10649 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10650 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10652 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10653 (INSTALL_LIBGCC): Delete.
10654 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10655 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10656 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10657 (M68K_MLIB_CPU): Define.
10658 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10659 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10660 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10662 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10663 Richard Guenther <rguenther@suse.de>
10665 PR middle-end/23361
10666 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10667 against INT_MIN/INT_MAX.
10668 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10669 file if a loop is removed.
10671 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10673 * calls.c (store_one_arg): Pass correct alignment to
10674 emit_push_insn for non-BLKmode values.
10675 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10676 unaligned stack slot via a suitably aligned slot.
10678 2007-02-08 DJ Delorie <dj@redhat.com>
10680 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10682 (legal_subregs): Use unsigned char, make const.
10683 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10685 2007-02-08 Paul Brook <paul@codesourcery.com>
10687 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10688 special interworking needed.
10690 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10692 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10693 conditional to __SSE2__.
10694 (Entries below should have been added to first ChangeLog
10695 entry for amdfam10 dated 2007-02-05)
10696 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10698 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10700 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10703 2007-02-08 DJ Delorie <dj@redhat.com>
10705 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10706 * config/m32c/m32c.c (legal_subregs): New.
10707 (m32c_illegal_subreg_p): New.
10708 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10709 unsupported subregs of hard regs.
10711 2007-02-08 Jan Hubicka <jh@suse.cz>
10713 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10714 the same one; always update histograms.
10716 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10718 * passes.c (init_optimization_passes): Tidy comment.
10720 2007-02-08 Roger Sayle <roger@eyesopen.com>
10722 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10723 strip zero_extend, bswap and rotates from POCOUNT's argument.
10724 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10725 zero_extend and rotates from PARITY's argument.
10726 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10727 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10728 of an integer constant at compile-time.
10730 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10733 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10735 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10738 * tree-ssa-live.c (remove_unused_locals): Do not remove
10739 TREE_ADDRESSABLE variables.
10740 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10741 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10742 FOR_CLOBBER. Update all users.
10743 If VAR has an associated alias set, add a virtual operand for
10744 it if no alias is found to conflict with the memory reference.
10746 2007-02-07 Jan Hubicka <jh@suse.cz>
10747 Robert Kidd <rkidd@crhc.uiuc.edu>
10749 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10751 2007-02-07 Ian Lance Taylor <iant@google.com>
10753 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10755 2007-02-07 Roger Sayle <roger@eyesopen.com>
10757 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10758 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10759 tablejumpdi, movsi_to_cr_one): Remove constraints from
10760 define_expand's match_operands.
10762 2007-02-07 Roger Sayle <roger@eyesopen.com>
10764 * global.c (compute_regsets): Move declatation of "i" inside of
10765 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10767 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10770 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10771 of INDIRECT_REF <RESULT_DECL>.
10773 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10775 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10776 Kaz Kojima <kkojima@gcc.gnu.org>
10779 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10781 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10783 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10785 * doc/loop.texi: Document possibility not to perform disambiguation
10786 of loops with multiple latches.
10787 * cfgloopmanip.c (alp_enum_p): Removed.
10788 (add_loop): Handle subloops. Use get_loop_body_with_size.
10789 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10790 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10791 the new forwarder block.
10792 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10793 Handle the case latch is NULL.
10794 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10795 when marking loop exits.
10796 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10798 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10799 disambiguate_loops_with_multiple_latches.
10800 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10801 before fix_loop_structure.
10802 * cfgloop.c: Include pointer-set.h and output.h.
10803 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10804 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10805 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10806 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10807 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10808 disambiguate_multiple_latches, get_loop_body_with_size,
10809 disambiguate_loops_with_multiple_latches): New functions.
10810 (flow_loop_dump): Dump multiple latch edges.
10811 (flow_loop_nodes_find): Handle loops with multiple latches.
10812 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10813 (glb_enum_p): Modified.
10814 (get_loop_body): Use get_loop_body_with_size.
10815 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10816 (AVOID_CFG_MODIFICATIONS): New constant.
10817 (disambiguate_loops_with_multiple_latches, add_loop,
10818 get_loop_body_with_size): Declare.
10819 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10821 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10823 PR inline-asm/28686
10824 * global.c (compute_regsets): New function.
10825 (global_alloc): Refactored ELIMINABLE_REGSET
10826 and NO_GLOBAL_ALLOC_REGS computation out.
10827 (rest_of_handle_global_alloc): Call compute_regsets()
10828 for non-optimizing case.
10830 2007-02-06 Richard Henderson <rth@redhat.com>
10832 * config/i386/constraints.md (Y2): Rename from Y.
10833 (Yi): New constraint.
10834 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10835 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10836 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10837 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10838 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10839 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10840 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10841 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10842 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10843 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10844 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10845 vec_extractv2si_1): Change Y constraints to Y2.
10846 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10847 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10848 Change Y constraints to Y2.
10849 (sse2_loadld): Change Y constraints to x.
10851 2007-02-06 Roger Sayle <roger@eyesopen.com>
10853 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10854 (parity<mode>2): New define_expand using rs6000_emit_parity.
10855 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10856 rs6000_emit_parity): New functions.
10857 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10858 rs6000_emit_parity): Prototype here.
10860 2007-02-06 Ian Lance Taylor <iant@google.com>
10862 * lower-subreg.c (simple_move_operand): Reject CONST.
10863 (resolve_clobber): Call validate_change rather than directly
10864 assigning to XEXP (pat, 0).
10866 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10868 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10869 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10870 (tree-cfg.o): Remove hashtab.h dependency.
10872 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10873 (struct ivopts_data): Change niters to pointer_map_t.
10874 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10875 (niter_for_exit): Create pointer_map on demand. Change for
10877 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10878 (free_loop_data): Destroy data->niters if created and reset field.
10879 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10880 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10882 * tree-ssa-reassoc.c: Include pointer-set.h.
10883 (bb_rank): Change to long *.
10884 (operand_rank): Change to pointer_map_t.
10885 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10886 (insert_operand_rank): Accept long.
10887 (operand_entry_hash, operand_entry_eq): Remove.
10888 (get_rank): Return long. Adjust for changes above.
10889 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10891 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10893 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10894 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10895 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10897 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10898 directly since it cannot be NULL.
10899 (get_vi_for_tree): Rewrite for pointer_map API.
10900 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10901 (init_alias_vars): Create vi_for_tree as pointer_map.
10902 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10904 * tree-cfg.c: Don't include hashtab.h.
10905 (edge_to_cases): Declare as pointer_map.
10906 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10908 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10909 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10910 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10912 (record_switch_edge): Delete.
10913 (get_cases_for_edge): Adjust for pointer_map API, inline
10914 record_switch_edge (rewritten for new API), remove goto.
10916 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10918 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10919 * tree-nested.c: Include pointer-set.h.
10920 (var_map_elt, var_map_eq, var_map_hash): Delete.
10921 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10922 to pointer_map_t's.
10923 (nesting_info_bitmap_obstack): New.
10924 (lookup_field_for_decl): Adjust for pointer_map API.
10925 (lookup_tramp_for_decl): Adjust for pointer_map API.
10926 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10927 (get_local_debug_decl): Adjust for pointer_map API.
10928 (convert_nl_goto_reference): Adjust for pointer_map API.
10929 (convert_nl_goto_receiver): Adjust for pointer_map API.
10930 (create_nesting_tree): Create outside GGC space. Create bitmap on
10931 the new obstack. Create field_map and var_map as pointer_maps.
10932 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10934 (lower_nested_functions): Move root here, no need to NULL it.
10935 Initialize and release the obstack.
10937 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10939 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10940 Remove prototypes and make them non-static.
10941 (struct tree_int_map): Remove.
10942 * tree.h (struct tree_int_map): Move here, turning TO into an
10944 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10946 * tree.h (TREE_COMPLEXITY): Remove.
10947 (struct tree_exp): Remove complexity field.
10948 * tree.c (build1_stat): Don't set it.
10950 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10951 Victor Kaplansky <victork@il.ibm.com>
10953 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10954 (vect_is_simple_reduction): Support reduction with induction as
10955 one of the operands.
10956 (vect_is_simple_iv_evolution): Fix formatting.
10957 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10958 formatting. Don't mark induction phis for vectorization.
10959 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10960 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10961 (vect_get_vec_def_for_operand): Support induction.
10962 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10964 (vectorizable_reduction): Support reduction with induction as one of
10966 (vectorizable_type_demotion): Use def-type of stmt argument rather
10967 than dummy def-type.
10969 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10970 flag_tree_scev_cprop.
10971 * common.opt (tree-scev-cprop): New flag.
10973 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10974 call to vect_get_new_vect_var.
10976 2007-02-06 Ira Rosen <irar@il.ibm.com>
10978 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10979 vectype is not NULL.
10980 (vect_pattern_recog_1): Likewise.
10982 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10984 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10985 (fold_negate_expr): Likewise.
10987 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10990 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10991 even if cv-qualification is the same.
10993 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10995 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10996 __enable_execute_stack on completion.
10998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11000 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11001 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11002 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11003 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11004 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11005 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11006 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11007 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11009 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11011 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11012 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11013 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11014 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11015 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11016 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11017 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11018 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11019 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11020 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11021 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11022 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11023 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11024 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11025 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11026 sqrtextenddfxf2_i387): Added amdfam10_decode.
11028 * config/i386/athlon.md (athlon_idirect_amdfam10,
11029 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11030 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11031 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11032 athlon_ivector_store_amdfam10): New define_insn_reservation.
11033 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11036 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11038 * config/i386/athlon.md (athlon_call_amdfam10,
11039 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11040 define_insn_reservation.
11041 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11042 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11043 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11045 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11047 * config/i386/athlon.md (athlon_sseld_amdfam10,
11048 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11049 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11051 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11053 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11054 define_insn_reservation.
11055 * config/i386/i386.md (sseins): Added sseins to define_attr type
11056 and define_attr unit.
11057 * config/i386/sse.md: Set type attribute to sseins for insertq
11060 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11062 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11063 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11064 ssecomi_load_amdfam10, ssecomi_amdfam10,
11065 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11066 define_insn_reservation.
11067 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11069 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11071 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11072 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11073 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11074 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11075 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11076 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11077 define_insn_reservation.
11079 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11080 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11081 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11082 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11083 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11085 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11087 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11088 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11089 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11090 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11091 athlon_ssemul_load_k8): Added amdfam10.
11093 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11095 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11096 (x86_sse_unaligned_move_optimal): New variable.
11098 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11100 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11101 for unaligned vector SSE double/single precision loads for AMDFAM10.
11103 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11105 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11106 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11107 Define TARGET_CPU_DEFAULT_amdfam10.
11108 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11109 (processor_type): Add PROCESSOR_AMDFAM10.
11111 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11112 processor_type in config/i386/i386.h.
11113 Enable imul peepholes for TARGET_AMDFAM10.
11115 * config.gcc: Add support for --with-cpu option for amdfam10.
11117 * config/i386/i386.c (amdfam10_cost): New variable.
11118 (m_AMDFAM10): New macro.
11119 (m_ATHLON_K8_AMDFAM10): New macro.
11120 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11121 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11122 x86_promote_QImode, x86_integer_DFmode_moves,
11123 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11124 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11125 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11126 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11127 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11128 Enable/disable for amdfam10.
11129 (override_options): Add amdfam10_cost to processor_target_table.
11130 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11131 processor_alias_table.
11132 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11133 (ix86_adjust_cost): Add code for amdfam10.
11135 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11137 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11138 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11139 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11140 * config/i386/i386.h: Add builtin definition for SSE4A.
11141 * config/i386/i386.md: Add support for ABM instructions
11142 (popcnt and lzcnt).
11143 * config/i386/sse.md: Add support for SSE4A instructions
11144 (movntss, movntsd, extrq, insertq).
11145 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11146 Add -march=amdfam10 flag.
11147 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11148 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11150 * doc/extend.texi: Add documentation for SSE4A builtins.
11152 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11154 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11156 2007-02-05 Richard Guenther <rguenther@suse.de>
11158 * tree-vectorizer.h (vectorizable_function): Add argument type
11159 argument, change return type.
11160 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11161 * tree-vect-transform.c (vectorizable_function): Handle extra
11162 argument, return vectorized function decl.
11163 (build_vectorized_function_call): Remove.
11164 (vectorizable_call): Handle calls with result and argument types
11165 differing. Handle loop vectorization factor correctly.
11166 * targhooks.c (default_builtin_vectorized_function): Adjust for
11168 * targhooks.h (default_builtin_vectorized_function): Likewise.
11169 * target.h (builtin_vectorized_function): Add argument type
11171 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11172 extra argument, allow vectorizing of lrintf.
11173 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11174 documentation of target hook.
11176 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11179 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11180 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11181 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11183 2007-02-05 Roger Sayle <roger@eyesopen.com>
11185 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11186 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11187 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11188 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11189 before canonicalizing sincos to cexpi.
11190 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11192 2007-02-05 Roger Sayle <roger@eyesopen.com>
11194 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11195 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11196 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11198 2007-02-05 Roger Sayle <roger@eyesopen.com>
11200 * mips-tfile.c (initialize_init_file): Correct endianness test.
11202 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11204 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11205 the 'y' constraint.
11207 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11209 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11210 saves in a PARALLEL before the register assignments.
11212 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11214 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11215 DWARF_FRAME_RETURN_COLUMN to be a general register.
11216 * dwarf2out.c (init_return_column_size): New function, split from...
11217 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11218 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11219 to be nongeneral registers.
11220 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11222 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11223 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11225 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11227 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11229 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11231 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11232 (remove_path): Use can_remove_branch_p and remove_branch instead
11233 of loop_delete_branch_edge.
11234 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11235 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11236 Update profile using scale_dominated_blocks_in_loop.
11237 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11238 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11239 (can_remove_branch_p, remove_branch): Declare.
11240 * tree-cfg.c (tree_can_remove_branch_p): New function.
11241 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11242 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11243 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11245 2007-02-05 Jan Hubicka <jh@suse.cz>
11247 PR middle-end/30696
11248 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11249 nodes in cgraph, don't remove offline copy of the function.
11251 2007-02-04 Jan Hubicka <jh@suse.cz>
11253 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11254 vectors might cause maybe_lookup_element_for_expr to be called
11255 on non-sra-candidate.
11257 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11259 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11260 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11261 spelling conventions.
11263 2007-02-04 Richard Guenther <rguenther@suse.de>
11265 PR middle-end/30636
11266 * fold-const.c (try_move_mult_to_index): Make sure to not
11267 overflow one dimension of a multi-dimensional array access.
11269 2007-02-04 Jan Hubicka <jh@suse.cz>
11271 * passes.c (init_optimization_passes): Reindent.
11273 2007-02-04 Jan Hubicka <jh@suse.cz>
11274 Eric Botcazou <ebotcazou@adacore.com>
11276 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11277 (execute_fixup_cfg): Break out the abnormal goto code.
11278 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11279 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11280 (optimize_inline_calls): Call make_nonlocal_label_edges.
11282 2007-02-04 Jan Hubicka <jh@suse.cz>
11284 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11285 true when something was changed.
11286 (rename_ssa_copies): When something was changed, do
11287 TODO_remove_unused_locals.
11288 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11289 add TODO_remove_unused_locals when instruction was removed.
11291 2007-02-04 Jan Hubicka <jh@suse.cz>
11293 * ipa-inline.c (try_inline): Improve debug output; work on already
11295 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11296 call try_inline for already inlined edges too when flattening;
11297 inline also functions that make callee growth but overall unit size
11300 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11302 * config/m32c/bitops.md, config/m32c/jump.md,
11303 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11304 config/m32r/m32r.h, config/m32r/m32r.md,
11305 config/m32r/predicates.md, config/m68hc11/larith.asm,
11306 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11307 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11308 config/mips/mips-protos.h, config/mips/mips.c,
11309 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11310 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11311 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11312 spelling conventions.
11314 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11315 Follow spelling conventions.
11317 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11319 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11320 warn about C++0x compatibility.
11322 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11324 * config/h8300/h8300.c, config/h8300/h8300.h,
11325 config/h8300/h8300.md: Follow spelling conventions.
11327 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11329 PR middle-end/30667
11330 * combine.c (try_combine): Do not substitute source operand
11331 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11333 2007-02-03 Jan Hubicka <jh@suse.cz>
11335 PR gcov-profile/30650
11336 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11337 do not divide by zero for never executed counters.
11338 (tree_find_values_to_profile): Fix counters.
11339 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11341 2007-02-03 Ian Lance Taylor <iant@google.com>
11343 * lower-subreg.c (simple_move_operand): New static function,
11344 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11346 (simple_move): Call simple_move_operand.
11347 (find_decomposable_subregs): Add special handling of MEMs.
11348 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11349 meaning of return value. If we see a hard register, test whether
11350 it can store a word_mode value. Change all callers.
11352 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11354 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11355 ftrapv insns and expanders.
11356 (subdi3): Change define_expand operand 1 to arith11_operand, and
11357 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11358 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11359 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11362 PR middle-end/30174
11363 * varasm.c (notice_global_symbol): Treat global objects as weak when
11364 flag_shlib is true.
11366 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11368 * emit-rtl.c (dconstpi): Delete.
11369 (dconstsqrt2): New.
11370 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11371 * real.h (dconstpi): Delete.
11372 (dconstsqrt2): New.
11373 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11374 (fold_builtin_hypot): Likewise.
11376 2007-02-03 Tom Tromey <tromey@redhat.com>
11379 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11380 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11382 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11384 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11385 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11386 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11387 config/rs6000/cell.md, config/rs6000/darwin.h,
11388 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11389 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11390 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11391 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11392 typos. Follow spelling conventions.
11393 * doc/invoke.texi: Follow spelling conventions.
11395 2007-02-03 Roger Sayle <roger@eyesopen.com>
11397 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11398 canonicalization transformations that attempt to simplify integer
11399 constant comparisons to become comparisons against zero.
11401 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11403 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11405 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11406 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11408 2007-02-02 Mike Stump <mrs@apple.com>
11410 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11411 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11412 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11413 generate a branch island.
11415 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11417 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11418 (xtensa_legitimate_address_p): New.
11419 (xtensa_legitimize_address): New.
11420 (xtensa_output_addr_const_extra): New.
11421 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11423 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11424 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11425 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11426 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11427 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11428 (xtensa_legitimize_address): New.
11429 (xtensa_output_addr_const_extra): New.
11431 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11433 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11435 2007-02-02 Ian Lance Taylor <iant@google.com>
11437 * expmed.c (expand_divmod): Add comment.
11439 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11441 * emit-rtl.c (renumber_insns): Remove.
11442 * flags.h: Remove the extern for flag_renumber_insns.
11443 * rtl.h: Remove the prototype for renumber_insns.
11444 * toplev.c (flag_renumber_insns): Remove.
11446 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11448 Revert for x86 darwin:
11449 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11451 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11452 code before the following patch under TARGET_MACHO.
11453 (ix86_function_value_regno_p): Likewise.
11455 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11457 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11460 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11463 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11464 general or fp registers. Add comments.
11465 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11467 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11469 * pointer-set.c (insert_aux): Only return insertion slot.
11470 (pointer_set_insert): Adjust.
11471 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11472 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11473 pointer_map_traverse): New.
11474 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11475 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11476 pointer_map_contains, pointer_map_traverse): Declare.
11478 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11480 PR middle-end/30473
11481 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11482 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11484 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11486 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11488 (struct _dep): New type.
11489 (dep_t): New typedef.
11490 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11491 (DEP_STATUS): New access macro. The macro with the same name was
11492 renamed to DEP_LINK_STATUS.
11493 (dep_init): Declare function
11495 (struct _dep_link): New type.
11496 (dep_link_t): New typedef.
11497 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11498 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11499 (DEP_LINK_STATUS): New macro.
11500 (debug_dep_links): New debug function.
11502 (struct _deps_list): New type.
11503 (deps_list_t): New typedef.
11504 (DEPS_LIST_FIRST): New access macro.
11505 (FOR_EACH_DEP_LINK): New cycle macro.
11506 (create_deps_list, free_deps_list, delete_deps_list): Declare
11508 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11509 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11510 (copy_deps_list_change_con): Ditto.
11512 (move_dep_link): Declare function.
11514 (struct _dep_node): New type.
11515 (dep_node_t): New typedef.
11516 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11518 (struct haifa_insn_data.back_deps): New field to hold backward
11519 dependencies of the insn.
11520 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11522 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11523 Change its type to deps_list_t.
11524 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11525 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11526 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11528 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11530 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11532 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11534 (dep_cost): Declare.
11536 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11537 (ds_to_dk, dk_to_ds): New functions.
11539 (init_dep_1): New static function.
11540 (init_dep): New function.
11541 (copy_dep): New static function.
11543 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11545 (detach_dep_link): New static function.
11546 (move_dep_link): New function.
11548 (dep_links_consistent_p, dump_dep_links): New static functions.
11549 (debug_dep_links): New debugging function.
11551 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11553 (alloc_deps_list, init_deps_list): New static functions.
11554 (create_deps_list): New function.
11555 (clear_deps_list): New static function.
11556 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11557 (deps_list_consistent_p, dump_deps_list): New static functions.
11558 (debug_deps_list): New function.
11559 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11561 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11563 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11564 use new scheduler dependencies lists.
11565 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11566 (sched_analyze): Ditto. Initialize dependencies lists.
11567 (add_forw_dep, compute_forward_dependences): Update to use new
11568 scheduler dependencies lists.
11570 (init_dependency_caches): Init deps_obstack.
11571 (free_dependency_caches): Free deps_obstack.
11573 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11574 new scheduler dependencies lists.
11575 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11576 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11578 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11579 Update to use new scheduler dependencies lists.
11580 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11581 (debug_dependencies): Ditto.
11582 (schedule_region): Update comments.
11584 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11585 scheduler dependencies lists.
11586 (schedule_ebb): Update comments.
11588 * rtl.def (DEPS_LIST): Remove.
11590 * lists.c (unused_deps_list): Remove.
11591 (free_list): Update assertions.
11593 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11594 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11596 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11597 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11599 * haifa-sched.c (comments): Update.
11600 (insn_cost1): Remove. Inline the code into insn_cost ().
11601 (insn_cost): Update to use new scheduler dependencies lists. Move
11602 processing of the dependency cost to dep_cost ().
11603 (dep_cost): New function. Use it instead of insn_cost () when
11604 evaluating cost of the dependency. Use compatible interface to
11605 interact with the target.
11606 (priority): Update to use new scheduler dependencies lists.
11607 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11608 with greater number of insns that depend on the insn.
11609 (schedule_insn): Update to use new scheduler dependencies lists. Add
11610 code to free backward dependencies lists. Inline and optimize code
11611 from resolve_dep () - see PR28071.
11612 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11613 lists. Update call to targetm.sched.is_costly_dependence hook.
11615 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11616 scheduler dependencies lists.
11618 (resolve_dep): Remove. Move the logic to schedule_insn ().
11619 (init_h_i_d): Initialize dependencies lists.
11621 (process_insn_depend_be_in_spec): Rename to
11622 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11623 dependencies lists.
11624 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11625 Update to use new scheduler dependencies lists.
11626 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11628 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11629 new scheduler dependencies lists.
11630 (build_intra_loop_deps): Ditto.
11632 * target.h (struct _dep): Declare to use in
11633 gcc_target.sched.is_costly_dependence.
11634 (struct gcc_target.sched.adjust_cost): Fix typo.
11635 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11636 single dep_t parameter instead of an equivalent triad.
11637 (struct gcc_target.sched.adjust_cost_2): Remove.
11639 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11641 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11643 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11645 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11647 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11648 (REG_DEP_TRUE): Document.
11650 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11651 Change signature to correspond to the targetm.sched.adjust_cost hook.
11652 Update use in TARGET_SCHED_ADJUST_COST_2.
11653 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11654 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11655 new scheduler dependencies lists.
11656 (ia64_gen_check): Ditto.
11658 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11659 dependencies lists.
11661 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11662 signature to correspond to the targetm.sched.is_costly_dependence hook.
11663 (is_costly_group): Update to use new scheduler dependencies lists.
11665 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11666 instead of INSN_COST () macro.
11668 2007-02-01 Ian Lance Taylor <iant@google.com>
11670 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11672 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11674 * pa.md (tp_load): Correct mfctl instruction syntax.
11676 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11678 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11679 altivec_padding_size calculation on AIX. Improve comment, add
11680 assert to verify that it's right.
11682 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11685 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11687 PR inline-asm/28686
11688 * global.c (global_alloc): Add mising initialization of
11691 2007-02-01 Roger Sayle <roger@eyesopen.com>
11693 * alias.c (init_alias_analysis): Correct whitespace.
11694 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11695 partition_hot_cold_basic_blocks): Likewise.
11696 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11697 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11698 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11699 fold_builtin_snprintf_chk, fold_builtin_printf,
11700 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11701 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11702 * cfgcleanup.c (cleanup_cfg): Likewise.
11703 * cfgexpand.c (tree_expand_cfg): Likewise.
11704 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11705 * function.c (get_next_funcdef_no): Likewise.
11706 * gengtype.c (main): Likewise.
11707 * genmodes.c (main): Likewise.
11708 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11709 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11710 * ifcvt.c (noce_emit_move_insn): Likewise.
11711 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11713 * stor-layout.c (get_best_mode): Likewise.
11714 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11715 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11716 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11717 perform_var_substitution, solve_graph): Likewise.
11718 * tree-vrp.c (vrp_finalize): Likewise.
11720 2007-02-01 Ian Lance Taylor <iant@google.com>
11722 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11723 high part of a paradoxical subreg, return a constant zero.
11725 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11727 * toplev.c (lang_dependent_init): Call init_set_costs.
11728 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11730 2007-02-01 Richard Guenther <rguenther@suse.de>
11732 PR middle-end/30656
11733 * fold-const.c (fold_negate_expr): Allow negating a
11734 constant if overflow does not change.
11736 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11738 * doc/c-tree.texi (Expression trees): Improve markup.
11739 * doc/tm.texi (Register Classes, Addressing Modes)
11740 (Floating Point): Fix spacing after abbreviations. Fix some
11743 2007-02-01 Ben Elliston <bje@au.ibm.com>
11745 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11746 * doc/contrib.texi: Likewise.
11747 * doc/install.texi: Likewise.
11749 2007-01-31 Richard Henderson <rth@redhat.com>
11750 Ian Lance Taylor <iant@google.com>
11752 * lower-subreg.c: New file.
11753 * rtl.def (CONCATN): Define.
11754 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11755 pass_lower_subreg2.
11756 * emit-rtl.c (update_reg_offset): New static function, broken out
11757 of gen_rtx_REG_offset.
11758 (gen_rtx_REG_offset): Call update_reg_offset.
11759 (gen_reg_rtx_offset): New function.
11760 * regclass.c: Revert patch of 2006-03-05, restoring
11762 (clear_reg_info_regno): New function.
11763 * dwarf2out.c (concatn_loc_descriptor): New static function.
11764 (loc_descriptor): Handle CONCATN.
11765 * common.opt (fsplit_wide_types): New option.
11766 * opts.c (decode_options): Set flag_split_wide_types when
11768 * timevar.def (TV_LOWER_SUBREG): Define.
11769 * rtl.h (gen_reg_rtx_offset): Declare.
11770 (reg_scan_update): Declare.
11771 * regs.h (clear_reg_info_regno): Declare.
11772 * tree-pass.h (pass_lower_subreg): Declare.
11773 (pass_lower_subreg2): Declare.
11774 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11775 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11776 -fsplit-wide-types.
11777 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11778 * Makefile.in (OBJS-common): Add lower-subreg.o.
11779 (lower-subreg.o): New target.
11781 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11783 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11785 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11788 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11790 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11792 PR middle-end/29335
11793 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11795 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11797 * cfgloop.h: Include vec-prim.h.
11798 (enum li_flags): Remove LI_ONLY_OLD.
11799 (loop_iterator): Changed.
11800 (fel_next, fel_init): Iterate over loop tree.
11801 (FOR_EACH_LOOP_BREAK): New macro.
11802 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11804 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11805 * modulo-sched.c (sms_schedule): Ditto.
11806 * tree-vectorizer.c (vectorize_loops): Ditto.
11807 * doc/loop.texi: Update information on loop numbering and behavior of
11808 FOR_EACH_LOOP wrto new loops.
11809 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11810 add_to_evolution_1): Test nestedness of loops instead of comparing
11812 * tree-chrec.c (chrec_fold_plus_poly_poly,
11813 chrec_fold_multiply_poly_poly, chrec_evaluate,
11814 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11815 reset_evolution_in_loop): Ditto.
11816 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11818 2007-01-31 Dirk Mueller <dmueller@suse.de>
11820 * c-common.c (warn_about_parentheses): Separate warning about
11821 un-parenthized sequence of comparison operators from the one
11822 which is supposed to warn about x <= y <= z.
11824 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11826 * optabs.h (enum optab_index): Add new OTI_isinf.
11827 (isinf_optab): Define corresponding macro.
11828 * optabs.c (init_optabs): Initialize isinf_optab.
11829 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11831 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11832 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11834 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11835 expand_builtin_interclass_mathfn.
11836 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11837 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11838 (fxam<mode>2_i387): New insn pattern.
11839 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11840 built-in functions as x87 inline asm.
11842 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11844 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11846 2007-01-30 Eric Christopher <echristo@apple.com>
11848 * config.gcc: Add geode.
11850 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11852 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11853 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11854 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11855 value-prof.c: Fix comment typos.
11857 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11860 * doc/invoke.texi (Wpointer-arith): Document warning.
11862 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11864 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11865 the list of discrepancies from the draft TR.
11867 2007-01-30 Dirk Mueller <dmueller@suse.de>
11870 * doc/invoke.texi (-Wreturn-type): Update description to
11871 match new behavior.
11873 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11875 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11877 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11879 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11880 to handle optabs that operate on floating point input argument and
11881 output to integer output.
11882 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11883 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11884 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11885 expand_builtin_interclass_mathfn ().
11886 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11887 (ilogbsi2): Remove.
11888 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11889 ilogbl built-in functions as x87 intrinsics.
11891 2007-01-30 Richard Guenther <rguenther@suse.de>
11893 PR middle-end/27657
11894 * dwarf2out.c (reference_to_unused): Query varpool if the
11895 variable was output.
11897 2007-01-30 Richard Guenther <rguenther@suse.de>
11899 PR middle-end/30313
11900 * passes.c (execute_one_pass): Reset in_gimple_form to not
11901 confuse non-unit-at-a-time mode.
11903 2007-01-29 Roger Sayle <roger@eyesopen.com>
11904 Richard Guenther <rguenther@suse.de>
11906 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11907 avoid undefined behaviour on overflow. Use force_fit_type_double
11908 to construct the constant with the specified TREE_OVERFLOW.
11910 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11912 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11913 * config/dfp-bit.h: Ditto.
11915 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11917 * c-decl.c (pop_scope): Replace warnings with call to
11918 warn_for_unused_label.
11919 * c-common.h (warn_for_unused_label): Declare.
11920 * c-common.c (warn_for_unused_label): Define.
11922 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11924 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11927 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11929 * Makefile.in (USER_H): Remove decfloat.h.
11930 * ginclude/decfloat.h: Delete, moving contents to ...
11931 * ginclude/float.h: Add support for decimal floating point,
11932 guarded by __STDC_WANT_DEC_FP__.
11934 2007-01-29 Mike Stump <mrs@apple.com>
11936 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11937 Analysis and Representation to resolve case insensitive conflict.
11938 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11940 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11942 * tree.h (struct tree_memory_tag): Add aliases member.
11943 (MTAG_ALIASES): New macro.
11944 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11945 (add_may_alias): Remove pointer-set. Update for may_aliases being
11947 (mark_aliases_call_clobbered): Update for may_aliases being a
11949 (compute_tag_properties): Ditto.
11950 (create_partition_for): Ditto.
11951 (compute_memory_partitions): Ditto.
11952 (dump_may_aliases_for): Ditto.
11953 (is_aliased_with): Ditto.
11954 (add_may_alias_for_new_tag): Ditto.
11955 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11956 (compute_is_aliased): New function.
11957 (compute_may_aliases): Call compute_is_aliased).
11958 (init_alias_info): Initialize alias_bitmap_obstack.
11959 (union_alias_set_into): New function.
11960 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11961 (have_common_aliases_p): Rewrite to take two bitmaps and use
11963 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11964 Update for bitmaps.
11965 (finalize_ref_all_pointers): Update for add_may_alias changes.
11966 (new_type_alias): Ditto.
11967 * tree-flow-inline.h (may_aliases): Return a bitmap.
11968 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11969 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11970 may_aliases being a bitmap.
11971 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11972 may_aliases now returns a bitmap.
11973 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11975 * tree-ssa-operands.c (add_virtual_operand): Update for
11976 may_aliases being a bitmap.
11978 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11980 PR tree-optimization/30630
11981 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11982 variable as changed.
11984 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11987 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11988 expanded only once even if an error occurs.
11990 2007-01-29 Ben Elliston <bje@au.ibm.com>
11992 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11993 (__gcov_average_profiler): Likewise.
11994 (__gcov_ior_profiler): Likewise.
11995 (__gcov_merge_ior): Likewise.
11997 2007-01-28 Jan Hubicka <jh@suse.cz>
11999 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12000 * value-prof.c (stringop_block_profile): Likewise.
12002 2007-01-28 Jan Hubicka <jh@suse.cz>
12004 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12005 variant handling histograms; add wrapper.
12006 (clear_storage_via_libcall): Export.
12007 (emit_block_move_hints): Break out from ...; add histograms.
12008 (emit_block_move): ... this one.
12009 (clear_storage_hints): Break out from ...; add histograms.
12010 (clear_storage): ... this one.
12011 (set_storage_via_memset): Handle histogram.
12012 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12013 (clear_storage_hints, clear_storage_via_libcall): Declare.
12014 (set_storage_via_setmem): Update prototype.
12015 * doc/md.texi (movmem, setmem): Document new arguments.
12017 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12019 (stringop_block_profile): New global function.
12020 (tree_stringops_values_to_profile): Profile block size and alignment.
12021 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12023 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12024 (stringop_block_profile): Declare.
12025 * builtins.c: Include value-prof.h.
12026 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12027 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12028 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12029 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12030 * profile.c (instrument_values): Add new counters.
12031 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12033 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12034 (tree_init_edge_profiler): Build new profilers.
12035 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12036 (pass_tree_profile): Add dump.
12037 (tree_profile_hooks): Update.
12038 * Makefile.in (LIBGCOV): Add new constants.
12039 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12040 __gcov_ior_profiler): New.
12041 * i386.md (movmem/setmem expanders): Add new optional arguments.
12043 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12045 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12047 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12049 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12050 (tree_unswitch_single_loop): Pass eni_size_weights to
12051 tree_num_loop_insns.
12052 * tree-ssa-loop-manip.c: Include tree-inline.h.
12053 (can_unroll_loop_p): Pass eni_size_weights to
12054 tree_num_loop_insns.
12055 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12056 Pass eni_size_weights to estimate_num_insns.
12057 * tree.h (init_inline_once): Export.
12058 * toplev.c (backend_init): Call init_inline_once.
12059 * cgraphunit.c (cgraph_process_new_functions,
12060 cgraph_analyze_function): Pass eni_inlining_weights to
12061 estimate_num_insns.
12062 * ipa-inline.c (compute_inline_parameters): Ditto.
12063 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12064 to estimate_num_insns.
12065 (try_unroll_loop_completely): Pass eni_size_weights to
12066 tree_num_loop_insns.
12067 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12068 ot estimate_num_insns.
12069 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12070 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12071 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12072 eni_time_weights): New variables.
12073 (init_inline_once): Initialize them.
12074 (struct eni_data): Mew.
12075 (estimate_num_insns_1, estimate_num_insns): Use weights.
12076 * tree-inline.h (struct eni_weights_d): New.
12077 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12078 (estimate_num_insns): Declaration changed.
12079 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12080 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12081 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12083 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12085 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12086 relations in the conflict function is valid.
12088 2007-01-27 Ian Lance Taylor <iant@google.com>
12090 * common.opt: Add fstrict-overflow.
12091 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12092 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12093 (TYPE_OVERFLOW_UNDEFINED): Define.
12094 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12096 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12097 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12098 (fold_negate_expr): Likewise.
12099 (make_range): Likewise.
12100 (extract_muldiv_1): Likewise.
12101 (maybe_canonicalize_comparison): Likewise.
12102 (fold_comparison): Likewise.
12103 (fold_binary): Likewise.
12104 (tree_expr_nonnegative_p): Likewise.
12105 (tree_expr_nonzero_p): Likewise.
12106 * tree-vrp.c (compare_values): Likewise.
12107 (extract_range_from_binary_expr): Likewise.
12108 (extract_range_from_unary_expr): Likewise.
12109 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12111 (nowrap_type_p): Likewise.
12112 * tree-scalar-evolution.c (simple_iv): Likewise.
12113 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12114 (build_range_check): Likewise.
12115 (extract_muldiv_1): Likewise.
12116 (fold_comparison): Likewise.
12117 * tree-vrp.c (vrp_int_const_binop): Likewise.
12118 (extract_range_from_unary_expr): Likewise.
12119 * convert.c (convert_to_integer): Likewise.
12120 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12121 (fold_comparison): Likewise.
12122 (fold_binary): Likewise.
12123 * optabs.c (optab_for_tree_code): Likewise.
12124 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12125 * simplify-rtx.c (simplify_const_relational_operation): Check
12126 flag_strict_overflow and flag_trapv.
12127 (simplify_const_relational_operation): Likewise.
12128 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12129 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12132 2007-01-27 Roger Sayle <roger@eyesopen.com>
12134 * tree.c (tree_fold_gcd): Delete.
12135 * tree.h (tree_fold_gcd): Remove prototype.
12136 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12137 test whether one constant integer is a multiple of another. Instead
12138 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12139 * fold-const.c (multiple_of_p): We've determined both TOP and
12140 BOTTOM are integer constants so we can call int_const_binop directly
12141 instead of the more generic const_binop.
12143 2007-01-27 Roger Sayle <roger@eyesopen.com>
12145 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12146 1*X check that the constant hasn't overflowed, to preserve the
12148 (round_up): Provide an efficient implementation when rouding-up an
12149 INTEGER_CST to a power-of-two.
12151 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12153 * doc/sourcebuild.texi: Add comma for clarity.
12154 * doc/extend.texi: Fix some typos.
12155 * doc/passes.texi: Likewise.
12156 * doc/cppinternals.texi: Likewise.
12157 * doc/c-tree.texi: Likewise.
12158 * doc/tree-ssa.texi: Likewise.
12159 * doc/install.texi: Likewise.
12161 2007-01-27 Jan Hubicka <jh@suse.cz>
12163 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12164 (pass_sra): Do not require alias information.
12165 * passes.c (init_optimization_passes): Add SRA
12167 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12169 * tracer.c (rest_of_handle_tracer): We already cleaned
12170 up the CFG in tracer() so don't do it here again.
12171 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12172 cleanup_cfg here, either. And don't call renumber_insns.
12174 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12175 and BB_HEAD are in the insn stream here. Instead make sure
12176 that BB_INSN is valid on all insns. Also, do check here that
12177 there are no pending branch predictions...
12178 (rtl_verify_flow_info): ...instead of doing it here. Checks
12179 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12182 2007-01-26 Roger Sayle <roger@eyesopen.com>
12184 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12185 function to simplify/factorize operand order canonicalization.
12186 (ix86_fixup_binary_operands): Reorganize using the above function.
12187 (ix86_binary_operator_ok): Likewise.
12189 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12191 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12192 file scope from optimize_attrs.
12193 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12195 (optimize_attrs): Clear insn_code_values after freeing it.
12197 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12199 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12200 a parts.base assignment.
12202 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12204 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12205 (compute_subscript_distance, initialize_data_dependence_relation,
12206 finalize_ddr_dependent, analyze_ziv_subscript,
12207 analyze_siv_subscript_cst_affine,
12208 compute_overlap_steps_for_affine_univar,
12209 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12210 analyze_siv_subscript, analyze_miv_subscript,
12211 analyze_overlapping_iterations, subscript_dependence_tester_1,
12212 compute_self_dependence, free_dependence_relation): Work
12213 with affine_fn instead of chrecs.
12214 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12215 common_affine_function, affine_function_base,
12216 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12217 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12218 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12219 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12220 (all_chrecs_equal_p): Removed.
12221 * tree-data-ref.h (affine_fn, conflict_function): New types.
12222 (struct subscript): Change type of conflicting_iterations_in_a
12223 and conflicting_iterations_in_b.
12225 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12228 * config/pa/pa.h (TARGET_HPUX_11): New.
12229 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12230 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12232 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12233 Richard Guenther <rguenther@suse.de>
12235 * tree-ssa-structalias.c (solve_graph): Handle case
12236 we merged the variable to another.
12238 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12240 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12243 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12244 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12246 2007-01-25 DJ Delorie <dj@redhat.com>
12248 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12249 allow changes to modes which don't fit in those registers.
12251 * reload1.c (choose_reload_regs): Check for invalid subregs before
12252 computing their locations, not after.
12254 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12257 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12258 save Altivec registers in an eh_return function.
12259 (compute_vrsave_mask): Likewise.
12260 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12261 for saving Altivec registers.
12262 (rs6000_emit_prologue): Don't allocate stack twice in
12263 eh_return function. Correct expected value of altivec_save_offset
12264 when using save_world. Describe save of R0 to stack when using
12265 save_world. Describe stack pointer adjustment when using
12266 save_world. Remove duplicated eh_return parameter register saving.
12267 Update sp_offset variable after save_world.
12268 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12270 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12271 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12274 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12276 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12278 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12281 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12282 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12284 2007-01-25 Richard Guenther <rguenther@suse.de>
12286 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12287 * common.opt (-Wcoverage-mismatch): New warning option.
12288 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12289 if -Wcoverage-mismatch is given.
12291 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12293 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12294 (ipcp_driver): Change to static definition.
12295 Add dumping of the ifunctions.
12296 (constant_val_insert): Remove unused parameter. Support for SSA.
12297 (ipcp_propagate_const): Support for SSA.
12298 (ipcp_profile_bb_print): Print only analyzed nodes.
12299 (ipcp_replace_map_create): Remove support for Fortran constant
12301 * ipa-prop.c (ipa_method_modify_stmt,
12302 ipa_callsite_compute_param): Support for SSA.
12303 * ipa-prop.h (ipcp_driver): Remove declaration.
12304 (IS_VALID_TREE_MAP_INDEX): Add define.
12306 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12308 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12310 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 PR middle-end/30447
12313 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12314 constant argument to cabs and do it without checking for
12315 -funsafe-math-optimizations.
12317 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12319 * c-common.h (RID_FIRST_CXX0X): New.
12320 (RID_LAST_CXX0X): New.
12321 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12323 * c.opt (Wc++0x-compat): New.
12324 * doc/invoke.texi (-Wc++0x-compat): Document.
12326 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12328 * builtins.c (fold_builtin_carg): New.
12329 (fold_builtin_1): Use it.
12331 2007-01-24 Jan Hubicka <jh@suse.cz>
12333 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12335 * ipa-inline.c (initial_insns, max_insns): Delete.
12336 (compute_max_insns): New function.
12337 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12338 of insns as base for code growth.
12339 (cgraph_decide_inlining): Make initial_insns local; do not compute
12341 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12342 * doc/invoke.texi (inline-unit-growth): Update docs.
12344 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12346 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12347 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12348 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12349 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12350 for CPUs that have PTA_CX16 set.
12352 PR middle-end/27416
12353 * gimplify.c (omp_check_private): New function.
12354 (gimplify_scan_omp_clauses): Use it for
12355 firstprivate/lastprivate/reduction.
12357 PR middle-end/30494
12358 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12359 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12361 PR middle-end/30421
12362 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12363 If lower_lastprivate_clauses emits some statements, append them
12364 to dlist rather than body_p and to body_p append an initializer.
12365 (lower_omp_for): Adjust caller.
12367 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12369 * target.h (globalize_decl_name): New.
12370 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12371 * output.h (default_globalize_decl_name): New.
12372 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12374 (globalize_decl): Ditto.
12375 (default_globalize_decl_name): New.
12376 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12377 (ia64_handle_version_id_attribute): New.
12378 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12379 (ia64_asm_output_external): Use globalize_decl_name instead
12380 of globalize_label.
12381 * doc/extend.texi (version_id): New pragma.
12382 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12384 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12386 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12387 _uleb128_t and _Unwind_SWord with _sleb128_t.
12388 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12389 uw_frame_state_for, uw_update_context_1): Likewise.
12390 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12391 * unwind-pe.h (read_uleb128, read_sleb128,
12392 read_encoded_value_with_base): Likewise.
12393 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12395 2007-01-24 Richard Guenther <rguenther@suse.de>
12397 * builtins.c (expand_builtin_cexpi): Get the fndecl
12398 for cexp in the correct way.
12400 2007-01-24 Jan Hubicka <jh@suse.cz>
12402 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12404 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12406 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12407 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12408 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12409 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12410 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12411 __SIZEOF_PTRDIFF_T__.
12412 * doc/cpp.texi: Documentation for the new builtin macros added.
12414 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12416 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12417 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12418 instead of operands[2] to avoid access past the end of array.
12420 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12422 * reload1.c (emit_reload_insns): Pass the reload register
12423 for a non-spill output reload through forget_old_reloads_1.
12425 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12427 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12428 _SOFT_DOUBLE if doubles use software floating-point.
12429 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12430 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12431 * config/rs6000/darwin-ldouble.c: Also compile functions for
12432 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12433 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12434 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12435 commented-out long double override.
12436 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12437 * config/rs6000/eabispe.h: Likewise.
12438 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12439 long double for non-SPE.
12440 (rs6000_handle_option): Likewise.
12441 (invalid_e500_subreg): Disallow more subregs involding DImode,
12442 DFmode, TImode or TFmode.
12443 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12445 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12447 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12448 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12450 (rs6000_legitimate_address): Also check for TFmode for E500
12452 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12453 (spe_build_register_parallel): Handle TFmode and TCmode.
12454 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12456 (function_arg): Handle TFmode and TCmode for E500 double.
12457 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12459 (print_operand): Handle TFmode and TImode for %y.
12460 (rs6000_generate_compare): Handle TFmode comparisons for E500
12462 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12463 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12464 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12465 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12466 TFmode for E500 double.
12467 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12468 (floatsidf2): Enable for E500 double.
12469 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12470 (extenddftf2): Change to extenddftf2_fprs.
12471 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12472 depending on TARGET_E500_DOUBLE.
12473 (extendsftf2): Enable for E500 double.
12474 (trunctfdf2): Enable for E500 double.
12475 (trunctfsf2): Change to trunctfsf2_fprs.
12476 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12477 depending on TARGET_E500_DOUBLE.
12478 (floatsitf2): Enable for E500 double.
12479 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12480 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12481 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12482 (negtf2): Change to negtf2_internal.
12483 (negtf2): New expander.
12484 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12485 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12486 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12487 (movdi_internal32): Use rs6000_nonimmediate_operand.
12488 (unnamed splitter): Likewise.
12489 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12490 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12491 (SPE64TF, DITI): New mode macros.
12492 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12495 (frob_<mode>_di_2): New.
12496 (frob_tf_di_8_2): New.
12497 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12499 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12501 (frob_ti_<mode>_8_2): New.
12502 (frob_ti_tf_2): New.
12503 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12504 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12506 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12507 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12508 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12509 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12510 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12511 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12514 2007-01-23 Ian Lance Taylor <iant@google.com>
12516 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12518 (OBJS-archive): Reformat, alphabetize.
12519 (OBJS): Change out_object_file to OBJS-md.
12521 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12523 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12524 JUMP_P and CALL_P predicates where applicable.
12525 * config/i386/i386.c: Ditto.
12526 * config/i386/i386.md: Ditto.
12527 * config/i386/mmx.md: Ditto.
12528 * config/i386/predicates.md: Ditto.
12530 2007-01-22 Andreas Schwab <schwab@suse.de>
12532 * config/m68k/m68k.h: Fix comment.
12534 2007-01-22 Jan Hubicka <jh@suse.cz>
12536 * passes.c (init_optimization_passes): Do not rerun
12537 pass_early_warn_uninitialized.
12539 2007-01-22 Richard Guenther <rguenther@suse.de>
12541 PR tree-optimization/30038
12542 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12544 (execute_cse_sincos_1): Likewise.
12545 (execute_cse_sincos): Likewise.
12546 (gate_cse_sincos): Likewise.
12547 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12548 the cexpi() canonicalization of sincos().
12549 * tree-pass.h (pass_cse_sincos): Declare.
12550 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12552 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12554 PR rtl-optimization/29329
12555 * combine.c (replaced_rhs_insn): Rename to i2mod.
12556 (replaced_rhs_value): Rename to i2mod_new_rhs.
12557 (i2mod_old_rhs): New global variable.
12558 (combine_instructions): Adjust for above change. Save a copy of
12559 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12560 note are substituted in the second instruction.
12561 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12562 ditch the note if it pertains to the second eliminated register
12563 and this register is mentioned in i2mod_old_rhs.
12566 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12568 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12569 the insn to which the note was originally attached.
12571 2007-01-21 Jan Hubicka <jh@suse.cz>
12573 * ipa-inline.c (inlining_mode): Comment, move up.
12574 (cgraph_decide_inlining_incrementally): Do not perform inlining
12575 itself; fix handling of flattening of self recursive functions.
12576 (cgraph_find_cycles): Remove.
12577 (cgraph_flatten_node): Remove.
12578 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12579 (try_inline): New function.
12580 (cgraph_early_inlining): Update call of
12581 cgraph_decide_inlining_incrementally. Apply inlining here.
12582 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12584 2007-01-21 Dirk Mueller <dmueller@suse.de>
12587 * tree-vrp.c (check_array_bounds): do not warn
12588 about ADDR_EXPR's of ARRAY_REF's which are immediately
12589 used in binary expressions.
12591 2007-01-21 Ira Rosen <irar@il.ibm.com>
12593 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12594 read_write_dep and macros for its access.
12595 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12596 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12597 argument, call vect_check_interleaving for every independent pair of
12598 data-refs. Mark loads that access the same memory location as a store
12600 (vect_check_dependences): Remove.
12601 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12602 call, fix the call to vect_analyze_data_ref_dependence.
12603 (vect_analyze_data_ref_access): For statements that access the same
12604 data-ref, check that they are not stores; for loads, check that there
12605 is no store that access the same location.
12607 2007-01-20 Roger Sayle <roger@eyesopen.com>
12608 Joseph Myers <joseph@codesourcery.com>
12610 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12611 (-fdump-rtl-stack): Likewise.
12612 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12613 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12614 (-mpt-fixed): Use @minus{} for minus sign.
12615 (Using Precompiled Headers): Fix under/overfull hbox.
12617 2007-01-20 Jan Hubicka <jh@suse.cz>
12619 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12620 place within annotation.
12622 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12624 * pa.c (output_move_double): Change array size of xoperands to 4.
12626 2007-01-20 Jan Hubicka <jh@suse.cz>
12628 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12631 2007-01-19 Ian Lance Taylor <iant@google.com>
12633 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12634 constant to unsigned HOST_WIDE_INT before negating.
12636 2007-01-19 Ian Lance Taylor <iant@google.com>
12638 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12640 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12641 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12642 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12643 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12644 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12645 (realloc_vdef, realloc_vuse): Change second parameter to
12647 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12648 fields to unsigned.
12649 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12650 unsigned. Change x and lim locals to unsigned.
12651 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12653 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12654 (copy_virtual_operands): Change i and n locals to unsigned.
12656 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12658 PR middle-end/29335
12659 * builtins.c (fold_builtin_1): Handle builtin fdim.
12661 2007-01-20 Jan Hubicka <jh@suse.cz>
12663 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12664 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12665 init_alias_heapvars.
12666 (init_alias_heapvars): Initialize only when not already initialized.
12667 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12669 2007-01-19 Roger Sayle <roger@eyesopen.com>
12671 * common.opt (fsigned-zeros): New command line option.
12672 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12673 of flag_unsafe_math_optimizations.
12674 * opts.c (set_fast_math_flags): The -ffast-math command line option
12675 implies -fno-signed-zeros.
12676 (fast_math_flags_set_p): Likewise.
12678 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12679 the documentation of -ffast-math appropriately. Wrap long lines.
12681 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12683 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12684 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12686 2007-01-19 Tomas Bily <tbily@suse.cz>
12688 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12690 (tree_init_ic_make_global_vars): New function
12691 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12692 (tree_gen_ic_profiler): New function
12693 (tree_gen_ic_func_profiler): New function
12694 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12695 (tree_profile_hooks): Added hook for indirec/virtual calls
12696 * value-prof.c (tree_find_values_to_profile): New case for
12698 (tree_values_to_profile): Call for determining indirect/virtual
12700 (tree_indirect_call_to_profile): New function
12701 (tree_ic_transform): New function
12702 (tree_ic): New function
12703 (find_func_by_pid): New function
12704 (init_pid_map): New function
12705 (tree_value_profile_transformations): Added check for
12706 indirect/virtual call transformation
12707 * value-prof.h (enum hist_type): New counter type for
12708 indirect/virtual calls
12709 (profile_hooks): Added new hook for profiling indirect/virtual
12711 * profile.c (instrument_values): New case for indirect/virtual
12713 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12714 (GCOV_COUNTER_V_INDIR): New counter type
12715 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12716 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12718 * cgraph.c: Definition of cgraph_max_pid
12719 (cgraph_create_node): Default init of pid attribute
12720 * cgraph.h: Declaration of cgraph_max_pid
12721 (struct cgraph_node): Added pid attribute
12722 * libgcov.c (__gcov_indirect_call_profiler): New function
12723 (__gcov_one_value_profiler_body): New function
12724 (__gcov_one_value_profiler): Body was moved to
12725 __gcov_one_value_profiler_body and calls it
12727 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12729 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12730 * gengtype.c (write_types_data, write_func_for_structure,
12731 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12732 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12733 (walk_type, write_func_for_structure): Generate the mark_hook if
12736 2007-01-19 Jan Hubicka <jh@suse.cz>
12738 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12739 'early' argument take inlining mode argument specifying whether to
12740 inline for size/speeed or all functions; add support for flattening;
12742 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12744 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12747 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12748 the name of the declared identifier.
12750 2007-01-19 Dirk Mueller <dmueller@suse.de>
12752 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12753 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12754 duplicate evaluation.
12756 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12758 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12759 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12760 to XFMode, use acosxf2 and truncate result to requested mode.
12761 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12762 (asin<mode>2): Similarly, with asin expanders.
12763 (*fscalexf4_i387): Rename from *fscalexf4.
12764 (expNcorexf3): New expander.
12765 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12766 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12767 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12768 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12769 patterns for SSE math.
12770 (exp10<mode>2): Similarly, with exp10 expanders.
12771 (exp2<mode>2): Similarly, with exp2 expanders.
12772 (expm1<mode>2): Similarly, with expm1 expanders.
12773 (ldexp<mode>3): Similarly, with ldexp expanders.
12774 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12775 Use gen_truncxf<mode>2_i387_noop to truncate result.
12777 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12779 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12780 for ColdFire targets.
12782 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12783 Richard Sandiford <richard@codesourcery.com>
12785 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12786 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12787 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12788 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12789 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12790 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12792 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12794 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12795 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12796 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12797 (*adddi_dilshr32_cf): New pattern.
12798 (adddi3, subdi3): Remove first alternatives.
12800 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12802 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12803 implemented using move.l, do not use its cc result for floating-point
12806 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12808 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12809 from accepting 's' constraints if flag_pic.
12811 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12813 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12814 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12815 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12816 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12818 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12820 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12821 ColdFire alternatives.
12822 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12823 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12824 architectures that support ff1 instruction.
12826 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12827 Julian Brown <julian@codesourcery.com>
12829 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12830 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12831 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12834 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12836 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12838 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12839 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12840 HOST_WIDE_INT instead of an rtx.
12841 (m68k_rtx_costs): Update call accordingly.
12842 (output_move_const_into_data_reg): Likewise. Fix formatting.
12843 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12845 (output_move_simode_const): Update calls after above changes.
12846 Rework to use automatic variables and predicates like MEM_P.
12847 * config/m68k/m68k.md (pushexthisi_const): Update call to
12850 2007-01-19 Dirk Mueller <dmueller@suse.de>
12852 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12853 in dump_flags test.
12855 2007-01-19 Richard Guenther <rguenther@suse.de>
12857 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12858 via cexp in case sincos is not available.
12860 2007-01-19 Richard Guenther <rguenther@suse.de>
12862 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12863 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12864 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12865 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12866 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12867 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12868 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12869 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12871 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12873 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12875 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12876 (atan2xf3): Directly generate RTL pattern.
12877 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12878 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12879 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12880 disable patterns for SSE math.
12881 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12882 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12883 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12884 disable patterns for SSE math.
12886 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12888 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12890 2007-01-18 Roger Sayle <roger@eyesopen.com>
12892 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12893 VIEW_CONVERT_EXPR to the same type as it's operand.
12895 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12897 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12898 configured for long double 128.
12900 2007-01-18 Mike Stump <mrs@apple.com>
12902 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12905 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12907 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12910 2007-01-18 Jan Hubicka <jh@suse.cz>
12912 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12913 greater than NUM_VOP_FREE_BUCKETS.
12915 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12917 * tree-ssa-structalias.c: Update comments.
12918 (ptabitmap_obstack): Removed.
12919 (pta_obstack): New.
12920 (oldpta_obstack): Ditto.
12921 (stats): Add a few members.
12922 (struct variable_info): Remove node, complex, address_taken, and
12923 indirect_target members. Add oldsolution member.
12924 (new_var_info): Do not initialize removed members.
12925 (constraint_expr_type): Remove INCLUDES.
12926 (constraint_graph): Add size, implicit_preds, rep,
12927 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12928 (FIRST_REF_NODE): New macro.
12929 (LAST_REF_NODE): Ditto.
12930 (FIRST_ADDR_NODE): Ditto.
12931 (find): New function.
12933 (dump_constraint): Do not handle INCLUDES.
12934 (insert_into_complex): Do not insert duplicate constraints.
12935 (condense_varmap_nodes): Renamed and rewritten into ...
12936 (merge_node_constraints): This. Also fix bug in handling of
12937 offseted copy constraints.
12938 (clear_edges_for_node): No longer need to deal with preds at all,
12939 or removing associated preds/succs.
12940 (merge_graph_nodes): Deal with indirect_cycles.
12941 Don't deal with predecessors.
12942 (add_implicit_graph_edge): New function.
12943 (add_pred_graph_edge): Ditto.
12944 (add_graph_edge): Don't deal with predecessors.
12945 (build_constraint_graph): Removed.
12946 (build_pred_graph): New function.
12947 (build_succ_graph): Ditto.
12948 (struct scc_info): Removed in_component. Added roots, dfs, and
12949 node_mapping. Remove visited_index, unification_queue.
12950 (scc_visit): Deal with union-find we do now.
12951 Deal with cycles with REF nodes.
12952 (collapse_nodes): Renamed and rewritten to ...
12953 (unify_nodes): This.
12954 (process_unification_queue): Removed.
12955 (topo_visit): Cleanup
12956 (do_da_constraint): Use find.
12957 (do_sd_constraint): Ditto.
12958 (do_ds_constraint): Ditto.
12959 (do_complex_constraint): Ditto.
12960 (init_scc_info): Update for removed and added members.
12961 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12962 (find_indirect_cycles): This.
12963 (equivalence_class): New variable.
12964 (label_visit): New function.
12965 (perform_variable_substitution): Rewritten.
12966 (free_var_substitution_info): New function.
12967 (find_equivalent_node): Ditto.
12968 (move_complex_constraints): Ditto.
12969 (eliminate_indirect_cycles): Ditto.
12970 (solve_graph): Only propagate changed bits.
12971 Use indirect cycle elimination.
12973 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12974 (tree_id_eq): Renamed to ...
12975 (tree_vi_eq): This. Update for member change
12976 (insert_id_for_tree): Renamed and rewritten to ...
12977 (insert_vi_for_tree): This.
12978 (lookup_id_for_tree): Renamed and rewritten to ...
12979 (lookup_vi_for_tree): This.
12980 (get_id_for_tree): Renamed and rewritten to ...
12981 (get_vi_for_tree): Ditto.
12982 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12983 (process_constraint): Don't handle INCLUDES.
12984 Remove special ADDRESSOF case.
12985 (find_func_aliases): Rewrite to use vi functions instead of id
12987 (create_function_info_for): Ditto.
12988 (create_variable_info_for): Ditto.
12989 (intra_create_variable_infos): Ditto.
12990 (merge_smts_into): Ditto.
12991 (find_what_p_points_to): Ditto.
12992 (init_base_vars): Ditto.
12993 (init_alias_vars): Ditto.
12994 (remove_preds_and_fake_succs): New function.
12995 (dump_sa_points_to_info): Dump new stats.
12996 (dump_solution_for_var): Use find.
12997 (set_used_smts): Fix formatting.
12998 (compute_points_to_sets): Updated for new functions.
12999 (ipa_pta_execute): Ditto.
13001 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13002 Richard Sandiford <richard@codesourcery.com>
13004 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13006 * calls.c (expand_call): If the return value is a PARALLEL,
13007 extract its first member.
13008 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13009 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13010 use FUNCTION_EXTRA_EPILOGUE.
13011 (m68k_function_value): Return a PARALLEL if the return value
13012 is of a pointer type.
13013 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13014 (FUNCTION_EXTRA_EPILOGUE): Remove.
13015 * config/m68k/m68k.md (D0_REG): New constant.
13017 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13019 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13020 output a NOP for empty epilogues.
13022 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13024 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13025 before function. Extend register save check to include all
13026 registers, not just integer ones.
13028 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13030 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13031 (m68k_use_return_insn): ...this.
13032 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13033 * config/m68k/m68k.c (use_return_insn): Rename to...
13034 (m68k_use_return_insn): ...this.
13035 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13036 of USE_RETURN_INSN.
13038 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13040 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13041 nearest even, fix denormal rounding overflow.
13043 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13045 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13046 f%$smove and f%$move.
13047 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13048 (extendsfdf2_cf): Use fdmove instead of f%&move.
13049 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13050 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13052 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13054 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13057 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13059 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13060 (coldfire_single_format): Declare.
13061 (coldfire_double_format): Likewise.
13062 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13063 of qnan_msb_set to determine the lower bits of a canonical
13065 (encode_ieee_double): Likewise.
13066 (encode_ieee_quad): Likewise.
13067 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13068 (mips_single_format): Likewise.
13069 (ieee_double_format): Likewise.
13070 (mips_double_format): Likewise.
13071 (ieee_extended_motorola_format): Likewise.
13072 (ieee_extended_intel_96_format): Likewise.
13073 (ieee_extended_intel_128_format): Likewise.
13074 (ieee_extended_intel_96_round_53_format): Likewise.
13075 (ibm_extended_format): Likewise.
13076 (mips_extended_format): Likewise.
13077 (ieee_quad_format): Likewise.
13078 (mips_quad_format): Likewise.
13079 (vax_f_format): Likewise.
13080 (vax_d_format): Likewise.
13081 (vax_g_format): Likewise.
13082 (i370_single_format): Likewise.
13083 (i370_double_format): Likewise.
13084 (decimal_single_format): Likewise.
13085 (decimal_double_format): Likewise.
13086 (decimal_quad_format): Likewise.
13087 (c4x_single_format): Likewise.
13088 (c4x_extended_format): Likewise.
13089 (real_internal_format): Likewise.
13090 (coldfire_single_format): New real_format.
13091 (coldfire_double_format): Likewise.
13092 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13093 canonical_nan_lsbs_set.
13094 (pdp11_d_format): Likewise.
13095 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13096 if TARGET_COLDFIRE_CPU.
13098 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13100 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13101 (output_call, m68k_legitimize_call_address): Declare.
13102 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13103 parenthesees. Add support for a 'W' constraint.
13104 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13105 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13106 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13107 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13109 (override_options): Initialize them. Do not set flag_no_function_cse
13110 for TARGET_ID_SHARED_LIBRARY.
13111 (m68k_output_pic_call): Delete.
13112 (m68k_legitimize_call_address): New function.
13113 (print_operand): Remove the %o prefix. Handle the %p prefix.
13114 (output_call): New function.
13115 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13116 target address from the GOT if symbolic jumps are not allowed.
13117 * config/m68k/m68k.md (call, general_operand): Do not set
13118 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13119 Merge separate flag_pic and !flag_pic define_insns into...
13120 (*call, *call_value): ...these new patterns. Match the address
13121 rather than the containing MEM and require it to be a call_operand.
13122 Use output_call to generate the asm template.
13123 * config/m68k/predicates.md (const_call_operand): New predicate.
13124 (call_operand): Likewise.
13126 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13128 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13129 (STACK_GROWS_DOWNWARD): Define to 1.
13130 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13131 comments, emphasizing that these values are only defaults.
13132 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13133 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13135 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13137 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13139 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13140 Richard Sandiford <richard@codesourcery.com>
13142 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13143 (FP_REGNO_P): New macros.
13144 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13145 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13146 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13147 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13149 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13151 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13152 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13154 * config/m68k/t-floatlib: New file, extracting common code from...
13155 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13156 * config/m68k/t-uclinux: Here.
13157 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13158 routines on ColdFire targets.
13160 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13162 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13163 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13164 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13165 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13166 explicitly set MOTOROLA to 1.
13167 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13169 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13170 Nathan Sidwell <nathan@codesourcery.com>
13172 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13173 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13174 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13175 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13176 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13177 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13178 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13179 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13180 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13181 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13182 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13183 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13184 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13185 (DBX_REGISTER_NUMBER): Delete.
13186 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13187 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13188 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13190 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13192 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13193 * config/flat.h: New file.
13194 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13195 OBJECT_FORMAT_FLAT.
13196 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13197 indirect references for -msep-data or -mid-shared-library.
13198 Do not use PC-relative code addresses either.
13199 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13201 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13202 for shared libraries and crt1.o for executables. Use crti.o and
13204 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13205 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13206 Do not add -elf2flt or -shared-lib-id options here.
13207 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13208 Pass -shared-lib-id if -mid-shared-library, taking the library
13209 identifier from -mshared-library-id if given, otherwise
13211 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13212 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13213 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13214 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13215 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13216 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13218 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13219 jump sequence for ISA A and ISA A+.
13220 (PICJUMP): Likewise.
13222 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13224 * config.gcc (m68k-*-uclinux*): Base the port on the common
13225 and m68k GNU/Linux files rather than on the generic ELF ones.
13226 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13227 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13229 2007-01-18 Julian Brown <julian@codesourcery.com>
13230 Richard Sandiford <richard@codesourcery.com>
13232 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13233 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13234 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13236 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13237 80 unconditionally.
13238 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13240 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13242 * doc/install.texi: Document m68k-uclinuxoldabi.
13243 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13244 * config/m68k/uclinux-oldabi.h: New file, copied from
13245 config/m68k/uclinux.h.
13247 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13249 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13250 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13251 (m32r_compute_frame_size): Use unsigned for regno.
13252 (m32r_reload_lr): Use gen_frame_mem.
13254 (m32r_output_function_epilogue): Don't output the function epilogue
13256 (m32r_expand_epilogue): New.
13257 (direct_return): Return false if the function has the interrupt
13259 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13260 * config/m32r/m32r.md (epilogue): New expander.
13261 (return_lr, return_rte): New insns.
13262 (return): Make it expander.
13263 (return_normal): New expander.
13265 2007-01-18 Josh Conner <jconner@apple.com>
13268 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13269 support for UNLE, UNLT, UNGE, and UNGT.
13271 2007-01-18 Jan Hubicka <jh@suse.cz>
13273 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13274 * tree-tailcall (add_virtual_phis): Likewise.
13275 (optimize_tail_call): Return TODOs.
13276 (execute_tail_calls): Return TODOs.
13277 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13278 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13280 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13281 Cleanup cfg using TODO.
13282 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13283 * passes.c (execute_function_todo): When cleanup did something, remove
13285 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13286 (make_edges): Don't cleanup_cfg.
13288 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13290 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13291 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13292 operate on the top of stack.
13293 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13294 register handling of instructions that output to the second
13296 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13297 (move_for_stack_reg): Special-case check for dead destination
13298 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13300 * config/i386/i386.md (UNSPEC_TAN): New constant.
13301 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13302 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13303 to correctly model move of constant 1.0 to top stack slot.
13304 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13305 (unnamed peephole2 pattern): Remove corresponding peephole2
13306 pattern that optimizes tan insn and loading of constant 1.0.
13307 (tanxf2): Use fptanxf4_i387.
13308 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13309 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13310 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13311 disable patterns for SSE math.
13312 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13313 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13315 2007-01-18 Dirk Mueller <dmueller@suse.de>
13316 Richard Guenther <rguenther@suse.de>
13319 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13320 * common.opt (Warray-bounds): Add new warning option.
13321 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13323 * Makefile.in: make tree-vrp.o depend on toplev.h
13324 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13326 (check_array_refs, check_array_bounds, check_array_ref): New.
13328 2007-01-18 Jan Hubicka <jh@suse.cz>
13330 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13331 (execute_ssa_ccp): Return flags conditionally.
13332 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13334 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13336 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13338 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13339 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13341 * Makefile.c (GTFILES): Add cfglayout.h.
13342 * gengtype.c (open_base_files): Likewise.
13343 * cfglayout.c (cfg_layout_function_footer,
13344 cfg_layout_function_header) Reindent to make gengtype happy.
13345 * cfglayout.h (cfg_layout_function_footer,
13346 cfg_layout_function_header): Add GTY(()) marker.
13348 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13350 2007-01-18 Ben Elliston <bje@au.ibm.com>
13352 * genautomata.c (write_automata): Include xstrerror output in the
13353 error message if writing the DFA description file fails.
13355 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13357 * config/mips/mips-protos.h (mips_output_external): Make it
13359 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13360 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13361 (extern_list): Likewise.
13362 (extern_head): Likewise.
13363 (TARGET_ASM_FILE_END): Likewise.
13364 (mips_file_end): Likewise.
13365 (mips_output_external): Rewritten.
13367 2007-01-18 Ben Elliston <bje@au.ibm.com>
13369 * genpreds.c (write_insn_preds_c): Only write out the function
13370 body for regclass_for_constraint if we have register constraints.
13372 2007-01-17 Tom Tromey <tromey@redhat.com>
13374 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13375 * doc/install.texi (Testing): Use sourceware.org.
13376 (Binaries): Likewise.
13377 (Specific): Likewise.
13378 * doc/contrib.texi (Contributors): Use sourceware.org.
13380 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13382 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13383 (AVR_ENHANCED): Rename to ...
13384 (AVR_HAVE_MUL): ... new.
13385 (avr_enhanced_p): Rename to ...
13386 (avr_have_mul_p): ... new.
13387 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13388 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13389 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13390 (avr_have_mul_p): ... new.
13391 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13392 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13393 'avr_enhanced_p' and 'enhanced'.
13394 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13395 AVR_HAVE_MUL instead of AVR_ENHANCED.
13396 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13397 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13398 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13399 instead of AVR_ENHANCED.
13400 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13401 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13402 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13404 2007-01-17 Ian Lance Taylor <iant@google.com>
13406 * vec.h (VEC_reserve_exact): Define.
13407 (vec_gc_p_reserve_exact): Declare.
13408 (vec_gc_o_reserve_exact): Declare.
13409 (vec_heap_p_reserve_exact): Declare.
13410 (vec_heap_o_reserve_exact): Declare.
13411 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13413 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13414 negative parameter.
13415 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13416 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13417 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13418 * vec.c (calculate_allocation): Add exact parameter. Change all
13420 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13421 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13422 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13423 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13424 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13425 (vec_heap_p_reserve_exact): New function.
13426 (vec_heap_o_reserve_exact): New function.
13428 2007-01-17 Jan Hubicka <jh@suse.cz>
13430 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13432 2007-01-17 Eric Christopher <echristo@apple.com>
13434 * config.gcc: Support core2 processor.
13436 2007-01-16 Jan Hubicka <jh@suse.cz>
13438 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13439 the names, just unlink the chain so we don't crash on dangling pointers
13442 2007-01-16 Jan Hubicka <jh@suse.cz>
13444 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13445 * tree-pass.h: Reorder to make IPA passes appear toegher.
13446 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13447 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13448 parameters, do not call early inliner.
13449 * ipa-inline.c: Update comments. Include tree-flow.h
13450 (cgraph_decide_inlining): Do not compute inlining parameters.
13451 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13452 be called with function context set up.
13453 (pass_ipa_inline): Remove unreachable functions before pass.
13454 (cgraph_early_inlining): Simplify assuming to be called from the
13456 (pass_early_inline): New pass.
13457 (cgraph_gate_ipa_early_inlining): New gate.
13458 (pass_ipa_early_inline): Turn into simple wrapper.
13459 (compute_inline_parameters): New function.
13460 (gate_inline_passes): New gate.
13461 (pass_inline_parameters): New pass.
13462 (apply_inline): Move here from tree-optimize.c
13463 (pass_apply_inline): New pass.
13464 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13466 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13467 doing them by hand.
13468 (tree_function_versioning): Do not allocate dummy struct function.
13469 * tree-inline.h (optimize_inline_calls): Update prototype.
13470 * tree-optimize.c (execute_fixup_cfg): Export.
13471 (pass_fixup_cfg): Remove
13472 (tree_rest_of_compilation): Do not apply inlines.
13473 * tree-flow.h (execute_fixup_cfg): Declare.
13474 * Makefile.in (gt-passes.c): New.
13475 * passes.c: Include gt-passes.h
13476 (init_optimization_passes): New passes.
13477 (nnodes, order): New static vars.
13478 (do_per_function_toporder): New function.
13479 (execute_one_pass): Dump current pass here.
13480 (execute_ipa_pass_list): Don't dump current pass here.
13482 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13484 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13485 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13487 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13489 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13490 (strong_alias): Define.
13491 (__gcc_qmul): Provide non-FMA for soft-float.
13492 (__gcc_qdiv): Same.
13497 (__gcc_qunord): New.
13507 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13508 soft-float functions.
13509 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13510 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13511 about long double soft float.
13513 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13514 Tehila Meyzels <tehila@il.ibm.com>
13516 * tree-vectorizer.h (is_pattern_stmt_p): New.
13517 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13518 formatting (tabs instead of spaces). Cleanup and clarify setting
13519 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13520 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13521 (vectorizable_type_demotion): Check that types are integral.
13522 (vectorizable_type_promotion): Likewise.
13523 (vectorizable_store): Fix typo. Eliminate new-line at end of
13526 2007-01-16 Jan Hubicka <jh@suse.cz>
13528 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13531 2007-01-15 Eric Christopher <echristo@apple.com>
13533 * ifcvt.c: Include vec.h, vecprim.h.
13534 (check_cond_move_block): New argument regs.
13535 Reorganize. Add registers used to regs.
13536 (cond_move_process_if_block): Use regs set above as
13539 2007-01-15 Eric Christopher <echristo@apple.com>
13541 * config/darwin.h: Update copyright.
13542 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13543 (LINK_COMMAND_SPEC): Add -u.
13544 (LINK_SPEC): Fix umbrella for above.
13546 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13548 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13551 2007-01-15 Tom Tromey <tromey@redhat.com>
13553 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13554 * doc/install.texi (Testing): Don't mention jacks.
13555 (Configuration): Document --enable-java-maintainer-mode. Move
13556 --with-java-home to libgcj-specific section. Document
13558 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13560 2007-01-15 Jan Hubicka <jh@suse.cz>
13562 * tree-ssa-dce.c (DCE_TODOs): New.
13563 (propagate_necessity): Return if something changed.
13564 (eliminate_unnecessary_stmts): Likewise.
13565 (perform_tree_ssa_dce): Return TODO flags when needed.
13566 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13568 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13570 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13571 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13572 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13573 patterns using X87MODEF12 mode macro. Extend operand 1
13574 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13575 (log10<mode>2): Ditto.
13576 (log2<mode>2): Ditto.
13577 (log1p<mode>2): Ditto.
13578 (logb<mode>2): Ditto.
13579 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13580 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13581 (*fxtractxf3_i387): Rename from *fxtractxf3.
13582 (fxtract_extend<mode>xf3_i387): New insn pattern.
13583 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13584 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13585 and gen_fyl2xxf3_i387().
13587 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13589 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13590 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13591 get_loop_exit_edges. Changed return type to bool.
13592 * cfgloop.h (fix_loop_placement): Declaration removed.
13594 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13596 * param.h (MIN_VECT_LOOP_BOUND): New.
13597 * params.def (MIN_VECT_LOOP_BOUND): New.
13598 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13599 argument - minimum threshold for number of iterations.
13600 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13601 argument to declaration.
13602 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13603 MIN_VECT_LOOP_BOUND.
13604 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13605 slpeel_tree_peel_loop_to_edge with additional argument.
13606 (vect_do_peeling_for_alignment): Likewise.
13607 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13609 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13612 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13613 operands of size 1.
13615 2007-01-14 Jan Hubicka <jh@suse.cz>
13617 * tree-dfa.c (remove_referenced_var): New function.
13618 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13619 prune referenced vars list too.
13620 * tree-flow.h (remove_referenced_var): Declare.
13622 2007-01-14 Jan Hubicka <jh@suse.cz>
13624 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13626 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13627 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13628 * except.h (verify_eh_throw_table_statements): Kill prototype.
13629 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13630 into call exrepssions.
13631 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13633 * tree-cfg.c: Include pointer-set.h.
13634 (verify_node_sharing): Work on pointer set.
13635 (verify_eh_throw_stmt_node): New.
13636 (verify_stmts): Use pointers sets, verify throw_stmt.
13638 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13640 * ipa-reference.c (analyze_function): Consider also addresses taken
13643 2007-01-12 Roger Sayle <roger@eyesopen.com>
13645 * c-typeck.c (null_pointer_constant_p): Replace use of
13646 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13647 (build_c_cast): Likewise.
13649 2007-01-12 Roger Sayle <roger@eyesopen.com>
13651 * tree.h (force_fit_type_double): Remove unused final argument.
13652 * c-common.c (constant_expression_warning): Replace use of
13653 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13654 (convert_and_check): Likewise.
13655 (shorten_compare): Update call to force_fit_type_double.
13656 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13657 * convert.c (convert_to_pointer): Update call to
13658 force_fit_type_double.
13659 * fold-const.c (force_fit_type_double): Remove overflowed_const
13661 (int_const_binop, fold_convert_const_int_from_int,
13662 fold_convert_const_int_from_real, fold_div_compare,
13663 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13664 fold_abs_const, fold_not_const): Remove the final argument from
13665 calls to force_fit_type_double.
13667 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13669 * configure.ac: Set insn to "nop" for spu-*-* also.
13670 * configure: Regenerate.
13672 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13674 * builtins.def : Add BUILT_IN_FREE.
13676 2007-01-12 Jan Hubicka <jh@suse.cz>
13678 PR tree-optimization/30443
13679 * tree-inline.c (tree_function_versioning): Do not optimize when
13680 cloning for inlining.
13682 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13684 * doc/loop.texi: Document recording of loop exits.
13685 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13686 (update_single_exits_after_duplication,
13687 update_single_exit_for_duplicated_loop,
13688 update_single_exit_for_duplicated_loops): Removed.
13689 (duplicate_loop_to_header_edge): Do not call
13690 update_single_exits_after_duplication and
13691 update_single_exit_for_duplicated_loops.
13692 (loop_version): Do not update single_exit information.
13693 (fix_loop_structure): Use record_loop_exits instead of
13694 mark_single_exit_loops.
13695 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13696 the lists of loop exits.
13697 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13698 split_edge, merge_blocks): Update the lists of loop exits.
13699 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13700 loop_optimizer_init.
13701 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13702 of mark_single_exit_loops.
13703 (loop_optimizer_finalize): Call release_recorded_exits.
13704 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13705 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13706 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13707 update single exit information.
13708 * lambda-code.c (perfect_nestify): Ditto.
13709 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13710 (mark_single_exit_loops): Removed.
13711 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13712 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13713 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13715 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13716 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13717 (verify_loop_structure): Verify consistency of the exit lists.
13718 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13719 (set_single_exit): Removed.
13720 * cfgloop.h (struct loop_exit): New function.
13721 (struct loop): single_exit_ field replaced by exits field.
13722 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13723 (struct loops): Added exits hash.
13724 (mark_single_exit_loops, set_single_exit): Declaration removed.
13725 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13727 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13729 * doc/invoke.texi: Avoid use of @headitem.
13731 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13733 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13735 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13737 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13740 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13741 Richard Sandiford <richard@codesourcery.com>
13743 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13744 * config/m68k/m68k.opt: Resort options.
13745 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13747 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13748 Richard Sandiford <richard@codesourcery.com>
13750 * doc/invoke.texi: Document the macros that are defined by
13751 m68k's -mtune and -mhard-float options.
13752 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13753 (m68k_cpp_cpu_family): Likewise.
13754 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13755 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13756 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13757 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13758 (m68k_cpp_cpu_family): Likewise.
13760 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13762 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13763 macros besides mc68000 as tuning macros. Use a switch statement
13764 to set them and mcpu32.
13766 2007-01-12 Julian Brown <julian@codesourcery.com>
13768 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13769 (TARGET_68040_ONLY): Rename to...
13770 (TARGET_68040): ...this.
13771 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13772 * config/m68k/m68k.md: Likewise.
13774 2007-01-12 Julian Brown <julian@codesourcery.com>
13775 Nathan Sidwell <nathan@codesourcery.com>
13776 Richard Sandiford <richard@codesourcery.com>
13778 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13779 the -mcpu= argument associated with the --with-cpu setting.
13780 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13781 if different from the one implied by the -mcpu setting.
13782 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13783 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13784 * doc/invoke.texi: Mention ColdFire in the introduction to the
13785 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13786 -mno-div and -mhard-float options. Make -m68881 a synonym for
13787 -mhard-float. Document the previously-undocumented -m5206e,
13788 -m528x, -m5307 and -m5407 options. Tweak the existing option
13789 documentation for consistency.
13790 * doc/install.texi: Mention new --with-cpu arguments.
13791 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13792 default CPU if neither -mcpu nor -march are specified.
13793 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13794 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13795 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13796 using m68k_tune to decide between families that implement the
13797 same ISA. Use m68k_tune to set __mcfv4e__.
13798 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13799 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13800 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13801 (FL_ISA_C, FL_ISA_MMU): New macros.
13802 (MASK_COLDFIRE): Delete.
13803 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13804 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13805 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13806 (TARGET_HARD_FLOAT): Do not define here.
13807 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13808 (TUNE_68000): New macro.
13809 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13810 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13811 (TUNE_CFV2): Redefine in terms of m68k_tune.
13812 (uarch_type, target_device, fpu_type): New enums.
13813 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13814 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13815 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13816 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13817 (FL_FOR_isa_c): New macros.
13818 (m68k_isa): New enum.
13819 (m68k_target_selection): New structure.
13820 (all_devices, all_isas, all_microarchs): New tables.
13821 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13822 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13823 (MASK_ALL_CPU_BITS): Delete.
13824 (m68k_find_selection): New function.
13825 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13826 Map the legacy target options to a combination of the new ones.
13827 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13828 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13829 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13831 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13832 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13834 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13835 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13836 * config/m68k/m68k-devices.def: New file.
13838 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13839 Nathan Sidwell <nathan@codesourcery.com>
13841 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13842 (SUBTARGET_EXTRA_SPECS): New macros.
13843 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13844 use %(asm_cpu_spec) instead.
13845 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13846 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13847 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13848 (EXTRA_SPECS): Rename to...
13849 (SUBTARGET_EXTRA_SPECS): ...this.
13851 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13852 Richard Sandiford <richard@codesourcery.com>
13853 Julian Brown <julian@codesourcery.com>
13855 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13856 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13857 to the configuration's default CPU.
13858 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13859 Remove default masks.
13860 (m680[012]0-*-*): Set the default with_cpu to the first part of
13862 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13863 (m68k*-*-linux): Extend the --with-cpu handling to...
13864 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13865 and m68010. Don't set target_cpu_default2.
13866 * doc/install.texi: Document --with-cpu for m68k.
13867 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13868 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13869 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13870 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13871 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13872 (ASM_SPEC): Remove use of %(asm_cpu_default).
13873 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13874 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13875 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13876 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13877 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13878 (TARGET_DEFAULT): Delete.
13879 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13880 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13881 (CPP_CPU_SPEC): Delete.
13882 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13883 the appropriate string.
13884 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13885 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13886 (ASM_SPEC): Don't use %(asm_default_spec).
13887 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13888 TARGET_DEFAULT and add MASK_68881.
13889 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13891 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13893 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13894 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13895 MASK_68010 alongside MASK_68020.
13896 * doc/invoke.texi: Document -m68010.
13897 * config/m68k/m68k.opt (m68010): New.
13898 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13900 (TUNE_68010): New macro.
13901 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13902 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13903 (M68K_CPU_m68332): Add MASK_68010.
13904 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13905 fallback definition.
13906 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13908 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13909 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13910 to all entries that use MASK_68020.
13911 (output_move_simode_const, output_move_himode, output_move_qimode)
13912 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13913 instead of TARGET_68020 to select clr behavior. Remove comment
13914 about there being no TARGET_68010.
13915 * config/m68k/m68k.md: Likewise throughout.
13917 2007-01-12 Julian Brown <julian@codesourcery.com>
13919 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13920 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13921 * config/m68k/m68k.md: Likewise.
13923 2007-01-12 Julian Brown <julian@codesourcery.com>
13925 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13926 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13928 2007-01-12 Julian Brown <julian@codesourcery.com>
13930 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13931 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13932 * config/m68k/m68k.md: Likewise.
13934 2007-01-12 Julian Brown <julian@codesourcery.com>
13935 Richard Sandiford <richard@codesourcery.com>
13937 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13938 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13939 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13941 (TARGET_CPU32): Rename to...
13942 (TUNE_CPU32): ...this.
13943 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13944 (TUNE_CFV2): New macros.
13945 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13946 remove conditions that are implied by TARGET_68020.
13947 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13948 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13949 (m68k_output_function_epilogue): Likewise.
13950 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13951 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13952 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13953 non-68000 timings. Refactor multiplication and division costs.
13954 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13955 TUNE_CPU32 instead of TARGET_CPU32.
13956 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13957 and TUNE_68060 instead of TARGET_68060.
13958 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13959 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13961 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13962 && !TARGET_COLDFIRE" to choose between moveq and clr.
13963 Likewise in the unnamed movsf pattern.
13964 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13965 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13968 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13970 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13971 of tabbing before backslashes.
13973 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13975 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13976 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13977 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13979 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13981 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13982 find_interesting_uses_cond.
13983 (find_interesting_uses_cond): Use extract_cond_operands.
13984 (rewrite_use_compare): Use extract_cond_operands and
13985 force_gimple_operand_bsi. Do not call update_stmt.
13986 (determine_use_iv_cost_condition): Use extract_cond_operands.
13987 Return cheaper of using original bound and changing the exit bound.
13989 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13991 PR tree-optimization/29516
13992 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13993 most_expensive_mult_to_index, addr_to_parts,
13994 create_mem_ref, maybe_fold_tmr): Make the type of
13995 fields of TARGET_MEM_REF sizetype.
13996 (move_fixed_address_to_symbol, move_pointer_to_base):
13998 * tree.def (TARGET_MEM_REF): Add comment on types of
14001 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14003 * c-common.c (vector_types_convertible_p): Treat opaque types as
14004 always convertible if they have the same size, but not otherwise.
14006 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14008 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14009 Remove the b_unconditional field.
14010 (noce_try_sign_mask): Do not look at b_unconditional.
14011 (noce_process_if_block): Do not use merge_if_blocks. Update
14012 the CFG here. Do not set b_unconditional.
14013 (cond_move_process_if_block): Likewise.
14014 (find_cond_trap): Likewise.
14015 (check_cond_move_block): Require simple jump insns at the end
14016 of the basic block.
14018 2007-01-11 Jan Hubicka <jh@suse.cz>
14020 PR tree-optimization/1046
14021 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14022 when alias info is not ready.
14023 (pass_tail_recursion): Do not require aliasing.
14024 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14025 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14026 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14027 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14028 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14029 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14030 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14032 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14033 When aliasing is not build, mark statement as volatile.
14035 2007-01-11 Tom Tromey <tromey@redhat.com>
14037 PR preprocessor/15185, PR preprocessor/20989:
14038 * doc/cppopts.texi <-MT>: Update description of algorithm for
14039 computing default target.
14040 <-M, -MD>: Reword "basename" text.
14042 2007-01-11 Roger Sayle <roger@eyesopen.com>
14044 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14045 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14046 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14047 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14048 fold_builtin_bswap, real_constp, fold_builtin_pow,
14049 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14050 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14051 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14052 * convert.c (convert_to_pointer): Likewise.
14053 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14054 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14055 const_binop, fold_convert_const_int_from_int,
14056 fold_convert_const_int_from_real,
14057 fold_convert_const_real_from_real, sign_bit_p,
14058 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14059 fold_sign_changed_comparison, fold_unary, fold_comparison,
14060 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14061 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14062 * print-tree.c (print_node_brief, print_node): Likewise.
14063 * stor-layout.c (place_field, layout_type): Likewise.
14064 * tree-chrec.c (keep_cast): Likewise.
14065 * tree.c (build_vector, build_real, build_real_from_int_cst,
14066 build_complex): Likewise.
14068 2007-01-11 Roger Sayle <roger@eyesopen.com>
14070 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14071 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14073 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14075 * configure.ac (strict1_warn): Rename to strict_warn.
14076 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14077 cc_set_by_configure, quoted_cc_set_by_configure,
14078 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14079 all_boot_languages, all_stagestuff): Remove.
14080 (target_list): Remove bootstrap targets.
14081 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14082 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14083 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14084 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14085 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14086 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14087 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14088 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14089 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14090 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14091 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14092 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14093 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14094 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14095 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14096 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14097 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14098 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14099 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14100 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14101 (mostlyclean): Adjust.
14102 (clean, distclean): Don't mention bootstrap stuff.
14103 * configure: Regenerate.
14104 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14105 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14106 treelang/config-lang.in (stagestuff): Remove.
14107 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14108 stageprofile, stagefeedback, stagestuff): Remove mention.
14110 2007-01-11 Nick Clifton <nickc@redhat.com>
14112 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14114 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14115 (mcore_arith_K_S_operand): Run the test for the S constraint not
14116 the test for the M constraint.
14117 (mcore_addsub_operand): Do not accept integer values that are
14118 larger than 32 bits.
14119 * config/mcore/mcore.md: Remove unused constraints from split.
14120 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14121 (addsi3): Likewise.
14122 (allocate_stack): Likewise.
14123 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14124 operands to 32 bits.
14125 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14127 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14128 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14129 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14130 mcore_output_bclri, mcore_output_andn, output_inline_const,
14131 mcore_output_move, mcore_output_movedouble): Likewise.
14132 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14133 (output_inline_const): Likewise.
14134 (output_inline_const): Fix format strings used in sprintf
14136 * config/mcore/mcore-protos.h: Update prototypes for changed
14137 functions in mcore.c.
14138 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14139 HOST_WIDE_INT and not int.
14140 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14141 CONST_OK_FOR_N): Likewise.
14142 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14143 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14146 2007-01-10 Jan Hubicka <jh@suse.cz>
14148 * tree-vrp.c (remove_range_assertions): Release defs.
14149 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14150 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14152 2007-01-10 Paul Brook <paul@codesourcery.com>
14154 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14155 * config/arm/arm.md (mulsi3subsi): New insn.
14157 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14159 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14160 (tree_transform_and_unroll_loop): New.
14161 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14164 2007-01-10 Robert Kennedy <jimbob@google.com>
14166 * fold-const.c (fold_comparison): Fold comparisons like (x *
14167 1000 < 0) to (x < 0).
14169 2007-01-10 Ian Lance Taylor <iant@google.com>
14171 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14172 operands have the same priority.
14174 2007-01-10 Tom Tromey <tromey@redhat.com>
14176 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14177 (fold_binary): Likewise.
14178 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14179 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14180 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14181 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14182 * langhooks.h (struct lang_hooks): Removed field
14183 'can_use_bit_fields_p'.
14185 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14187 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14189 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14191 * function.c (get_last_funcdef_no): New function.
14192 * function.h (get_last_funcdef_no): Declare.
14193 * tree-inline.c (initialize_cfun): Add initialization.
14194 (tree_function_versioning): Cleanup.
14196 2007-01-10 Jan Hubicka <jh@suse.cz>
14198 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14201 2007-01-10 Sa Liu <saliu@de.ibm.com>
14202 Ben Elliston <bje@au.ibm.com>
14204 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14205 for SAVE_NONLOCAL and Pmode for any other save level.
14206 * spu-protos.h (spu_restore_stack_block): Declare.
14207 * spu.md (save_stack_block): Remove.
14208 (restore_stack_block): Call spu_restore_stack_block.
14209 * spu.c (spu_restore_stack_block): New function.
14210 (spu_expand_epilogue): Remove old comment.
14212 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14214 PR tree-optimization/30322
14215 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14216 (cand_value_at): Return the value as aff_tree.
14217 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14218 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14219 aff_combination_mult): New functions.
14220 (aff_combination_add): Use aff_combination_add_cst.
14221 (aff_combination_convert): Allow conversions to a wider type.
14222 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14223 * tree-affine.h (aff_combination_mult): Declare.
14225 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14227 * doc/tm.texi: Update documentation to reflect reality of exec
14228 and start file search behaviours. Update copyright year.
14229 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14230 header file directories.
14232 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14234 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14235 (*cosxf2): Rename to cosxf2_i387.
14236 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14237 using X87MODEF12 mode macro. Rename patterns to
14238 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14240 (*cosdf2, *cossf2): Ditto.
14241 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14242 to match extended input operands.
14243 (sincos<mode>3): New expander.
14244 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14245 insn patterns and corresponding splitters.
14247 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14249 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14250 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14252 2007-01-09 Nicolas Pitre <nico@cam.org>
14255 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14257 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14259 * target.h (struct gcc_target): New field library_rtti_comdat.
14260 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14261 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14262 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14263 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14265 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14267 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14269 2007-01-08 Richard Guenther <rguenther@suse.de>
14271 * tree.h (force_fit_type_double): Export.
14272 (force_fit_type): Remove.
14273 * fold-const.c (force_fit_type_double): New function.
14274 (force_fit_type): Remove.
14275 (int_const_binop): Use it.
14276 (fold_convert_const_int_from_int): Likewise.
14277 (fold_convert_const_int_from_real): Likewise.
14278 (fold_div_compare): Likewise.
14279 (fold_sign_changed_comparison): Likewise.
14280 (fold_unary): Likewise.
14281 (fold_negate_const): Likewise.
14282 (fold_abs_const): Likewise.
14283 (fold_not_const): Likewise.
14284 * c-common.c (shorten_compare): Use force_fit_type_double.
14285 * convert.c (convert_to_pointer): Likewise.
14287 2007-01-08 Richard Guenther <rguenther@suse.de>
14289 * tree.h (build_int_cst_wide_type): Export.
14290 * tree.c (build_int_cst_wide_type): New function.
14291 (build_int_cst_wide): Fix comment.
14292 * builtins.c (fold_builtin_object_size): Use build_int_cst
14293 to build -1 or 0 of the correct type. Use fit_double_type
14294 to check for overflow.
14295 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14297 (decode_field_reference): Likewise.
14298 (all_ones_mask_p): Likewise.
14299 (native_interpret_int): Use build_int_cst_wide_type.
14300 (fold_binary): Use build_int_cst_type to build an all-ones
14302 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14304 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14306 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14308 2007-01-09 Ben Elliston <bje@au.ibm.com>
14310 * genautomata.c (STATS_OPTION): New option.
14311 (stats_flag): New flag.
14312 (gen_automata_option): Handle it.
14313 (initiate_automaton_gen): Ditto.
14314 (write_automata): Output statistics only if stats_flag is
14315 set. Likewise, output time statistics only if time_flag is set.
14316 * doc/md.texi (Processor pipeline description): Document new flag.
14318 2007-01-08 Richard Guenther <rguenther@suse.de>
14320 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14321 * tree.c (build_int_cst_type): Likewise.
14322 (size_in_bytes): Don't call force_fit_type on the result.
14323 (int_fits_type_p): Use fit_double_type.
14324 * fold-const.c (fit_double_type): New function.
14325 (force_fit_type): Use it.
14326 * tree.h (fit_double_type): Export.
14328 2007-01-08 Jan Hubicka <jh@suse.cz>
14330 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14331 * ipa.c (function_and_variable_visibility): Fix return type.
14333 2007-01-08 Richard Guenther <rguenther@suse.de>
14335 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14336 of offset to build the index.
14337 * tree-pretty-print.c (dump_generic_node): Don't build negated
14338 const just for printing.
14339 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14340 * builtins.c (fold_builtin_int_roundingfn): Check if result
14341 fits the type by using force_fit_type and comparing the result.
14342 * predict.c (predict_loops): Use compare_tree_int for comparison.
14343 * tree.c (build_int_cst): Fall back to integer_type_node for
14345 (build_int_cst_wide): Assert type is non-null.
14347 2007-01-08 Roberto Costa <roberto.costa@st.com>
14349 * tree-vrp.c (extract_range_from_cond_expr): New.
14350 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14351 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14353 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14354 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14355 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14356 used as expressions.
14357 * tree-object-size.c (cond_expr_object_size): New.
14358 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14360 2007-01-08 Jan Hubicka <jh@suse.cz>
14362 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14363 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14366 2007-01-08 Richard Guenther <rguenther@suse.de>
14368 PR tree-optimization/23603
14369 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14370 (extract_range_from_binary): Fall back to truthvalue instead of
14371 varying for TRUTH_*_EXPR.
14372 (extract_range_from_comparison): Fall back to truthvalue instead of
14374 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14375 if all visited PHI values were constant.
14377 2007-01-08 Jan Hubicka <jh@suse.cz>
14379 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14380 (cgraph_analyze_function): break out from ...
14381 (cgraph_finalize_compilation_unit): ... here.
14382 (cgraph_expand_function): Remove forgoten commented out line.
14383 (cgraph_optimize): Analyze functions.
14385 2007-01-08 Jan Hubicka <jh@suse.cz>
14387 * tree-pas.h (TODO_remove_function): New flag.
14388 (TODO_update*): Renumber.
14389 (pass_ipa_increase_alignment,
14390 pass_ipa_function_and_variable_visibility): New passes.
14391 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14392 (cgraph_function_and_variable_visibility): Move to ipa.c
14393 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14394 cgraph_increase_alignment.
14395 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14396 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14397 calling tree-inline.
14398 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14399 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14400 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14401 (gate_increase_alignment): New function.
14402 (pass_ipa_increase_alignment): New pass.
14403 * ipa.c: Inline tree-pass.h and timevar.h
14404 (function_and_variable_visibility): Move here from cgraphunit.c
14405 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14406 * passes.c (init_optimization_passes): Add the two new passes.
14407 (execute_todo): Handle cgraph_remove_functions.
14409 2007-01-08 Nick Clifton <nickc@redhat.com>
14411 * config/frv/predicates.md (reg_or_0_operand): Accept
14414 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14416 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14417 * config.gcc: Add bfin*-rtems*.
14419 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14421 * c.opt: Add -flax-vector-conversions.
14422 * c-typeck.c (convert_for_assignment): Pass flag to
14423 vector_types_convertible_p to allow emission of note.
14424 (digest_init): Likewise.
14425 * c-opts.c: Handle -flax-vector-conversions.
14426 * c-common.c (flag_lax_vector_conversions): New.
14427 (vector_types_convertible_p): Unless -flax-vector conversions
14428 has been passed, disallow conversions between vectors with
14429 differing numbers of subparts and/or element types. If such
14430 a conversion is disallowed, possibly emit a note on the first
14431 occasion only to inform the user of -flax-vector-conversions.
14432 The new last argument specifies this.
14433 * c-common.h (flag_lax_vector_conversions): New.
14434 (vector_types_convertible_p): Add extra argument.
14435 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14436 char_type_node for V*QI type vectors.
14437 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14438 Update to satisfy new typechecking rules.
14439 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14440 C and C++ variants.
14441 * doc/invoke.texi (C Dialect Options): Document
14442 -flax-vector-conversions.
14444 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14446 PR tree-optimization/29877
14447 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14448 a register variable on the RHS to not be replaceable.
14450 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14451 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14452 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14453 const_simm15, const_pow2, const_npow2): Added.
14454 * config/score/misc.md (insv, extv, extzv, movmemsi,
14455 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14456 * config/score/score.c (score_address_cost, score_select_cc_mode):
14458 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14459 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14460 Update score_print_operand.
14461 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14462 Adjust register allocate order and update some macro define.
14463 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14464 mdx_block_move_straight, mdx_block_move_loop_head,
14465 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14466 mdx_block_move): Added.
14467 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14468 mdp_limm): Updated and fix some bug and typo.
14469 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14470 (movsf, movdf, doloop_end): Added.
14472 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14474 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14475 config/arm/thumb2.md: Fix comment typos.
14476 * doc/extend.texi: Fix a typo.
14478 2007-01-07 Eric Christopher <echristo@apple.com>
14480 * configure.ac: Check for __stack_chk_fail for darwin.
14481 * configure: Regenerate.
14483 2007-01-07 Richard Guenther <rguenther@suse.de>
14485 * tree-vrp.c (extract_range_from_assert): CSE calls to
14486 compare_values where possible.
14487 (extract_range_from_unary_expr): Likewise.
14489 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14491 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14492 * config/avr/avr.c (call_insn_operand): Delete function.
14493 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14494 instead of register number. Use predicates.
14495 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14496 call_insn_operand): Add.
14498 2007-01-06 Jan Hubicka <jh@suse.cz>
14500 * tree-pass.h (pass_build_cgraph_edges): Declare.
14501 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14502 (visited_nodes): Remove.
14503 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14504 build_cgrpah_edges; make visited_nodes local.
14505 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14506 (record_references_in_initializer): Move to cgraphbuild.c
14507 (initialize_inline_failed, rebuild_cgraph_edges,
14508 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14509 (verify_cgraph_node): Make visited_nodes local.
14510 (cgraph_analyze_function): Do not call cgraph_create_edges and
14511 initialize_inline_failed.
14512 (cgraph_expand_function): Do not call cgraph_lower_function;
14513 assert that function is already lowered.
14514 * Makefile.in (cgraphbuild.o): New.
14515 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14516 at the end of lowering passes.
14518 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14520 * ifcvt.c (cond_move_convert_if_block): New function, code
14521 factored out from...
14522 (cond_move_process_if_block): ...here. Call the new function
14523 on the THEN and ELSE blocks.
14524 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14525 already takes care of this.
14527 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14530 * tree.h (TREE_OVERFLOW_P): New.
14531 * c-typeck.c (parser_build_unary_op): Warn only if result
14532 overflowed and operands did not.
14533 (parser_build_binary_op): Likewise.
14534 (convert_for_assignment): Remove redundant overflow_warning.
14535 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14537 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14539 * c-typeck.c (store_init_value): Split over two lines to follow
14540 the GNU coding style.
14542 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14544 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14545 __GXX_EXPERIMENTAL_CXX0X__.
14546 * doc/cpp.texi: Same.
14548 2007-01-05 Richard Guenther <rguenther@suse.de>
14550 PR middle-end/27826
14551 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14552 with mismatched types. Instead explicitly build a
14553 conversion NOP_EXPR.
14555 2007-01-05 Ian Lance Taylor <iant@google.com>
14557 * c-common.c (decl_with_nonnull_addr_p): New function.
14558 (c_common_truthvalue_conversion): Call it.
14559 * c-typeck.c (build_binary_op): Likewise.
14560 * c-common.h (decl_with_nonnull_addr_p): Declare.
14562 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14565 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14568 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14570 * doc/install.texi (Final install): Document the fact that
14571 the GNAT runtime should not be stripped.
14573 2007-01-04 Jan Hubicka <jh@suse.cz>
14575 * tree-inline.c (fold_marked_statements): Update operand caches
14576 and EH after folding
14578 2007-01-04 Ian Lance Taylor <iant@google.com>
14580 * c-common.c (check_function_nonnull): Whitespace fix.
14582 2007-01-04 Jan Hubicka <jh@suse.cz>
14584 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14585 comitted older version of patch.
14586 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14587 function, celanup cfg and collect garbage.
14589 2007-01-04 Mike Stump <mrs@apple.com>
14591 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14594 2007-01-04 Eric Christopher <echristo@apple.com>
14596 * libgcc2.c (__bswapsi2): Use SItype.
14597 (__bswapdi2): Use DItype.
14598 * libgcc2.h: Update for above.
14600 2007-01-04 Paul Brook <paul@codesourcery.com>
14602 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14603 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14604 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14605 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14606 umulsi3_highpart): Make conditional on !arm_arch6.
14607 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14608 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14609 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14610 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14611 umulsi3_highpart_v6): New insns.
14613 2007-01-04 Roger Sayle <roger@eyesopen.com>
14615 * fold-const.c (fold_convert): When casting an expression to void,
14616 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14617 have a type. Instead of attempting to build a NOP_EXPR, return
14618 these "special" trees directly.
14620 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14622 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14623 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14624 rs6000_cost->fp not 0 as adjustment for outer NEG.
14626 2007-01-04 Jan Hubicka <jh@suse.cz>
14628 * cgraph.c (cgraph_release_function_body): New function.
14629 (cgraph_remove_node): Use it.
14630 * cgraph.h (cgraph_release_function_body): Declare.
14631 * cgraphunit.c (cgraph_expand_function): Use it.
14632 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14633 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14634 is initialized and while compilation of other function is running.
14635 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14636 statement CFG annotations from here to ...
14637 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14639 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14641 * cfgloop.h (enum li_flags): Make the constants powers of two.
14643 2007-01-04 Jan Hubicka <jh@suse.cz>
14645 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14647 (fold_marked_statements): New function.
14648 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14649 * tree-inline.h (copy_body_data): Add statements_to_fold.
14651 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14653 * config.gcc: Mention libgcc/config.host.
14654 * Makefile.in: Update comments mentioning libgcc.
14655 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14656 (all.cross, start.encap, rest.encap, rest.cross): Update
14657 dependencies for libgcc move.
14658 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14659 (clean-target, clean-target-libgcc): Delete.
14660 (srcdirify, GCC_EXTRA_PARTS): New macros.
14661 (libgcc-support, libgcc.mvars): New rules.
14662 (distclean): Remove mention of mklibgcc.
14663 (install): Don't reference INSTALL_LIBGCC.
14664 (install-common): Don't reference EXTRA_PARTS.
14665 (install-libgcc, install-multilib): Delete rules.
14666 * mklibgcc.in: Delete file.
14667 * doc/configfiles.texi: Don't mention mklibgcc.
14669 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14670 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14671 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14672 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14673 (mklibgcc, ldblspecs): Likewise.
14675 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14676 (posixpre.def): Use $(T).
14677 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14678 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14679 (SHLIB_LINK): Make dummy.
14680 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14682 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14684 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14685 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14686 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14687 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14689 * configure.ac (all_outputs): Remove mklibgcc.
14690 * configure: Regenerated.
14692 2007-01-03 Josh Conner <jconner@apple.com>
14694 PR middle-end/29683
14695 * calls.c (compute_argument_addresses): Set stack and stack_slot
14696 for partial args, too.
14697 (store_one_arg): Use locate.size.constant for the size when
14698 generating a save_area.
14700 2007-01-03 Robert Kennedy <jimbob@google.com>
14702 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14703 whose definitions are deleted due to basic block merging.
14705 2007-01-03 Paul Brook <paul@codesourcery.com>
14708 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14710 (use_return_insn): Return 0 for Thumb interrupt functions.
14711 (print_multi_reg): Add rfe argument for IRQ returns.
14712 (arm_output_epilogue): Pop interrupt return address directly into PC.
14713 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14715 2007-01-03 Paul Brook <paul@codesourcery.com>
14717 Merge from sourcerygxx-4_1.
14718 * config/arm/thumb2.md: New file.
14719 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14721 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14722 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14723 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14724 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14726 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14727 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14729 * config/arm/ieee754-sf.S: Ditto.
14730 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14731 (thumb1_base_register_rtx_p): ... to this.
14732 (thumb_index_register_rtx_p): Rename...
14733 (thumb1_index_register_rtx_p): ... to this.
14734 (thumb_output_function_prologue): Rename...
14735 (thumb1_output_function_prologue): ... to this.
14736 (thumb_legitimate_address_p): Rename...
14737 (thumb1_legitimate_address_p): ... to this.
14738 (thumb_rtx_costs): Rename...
14739 (thumb1_rtx_costs): ... to this.
14740 (thumb_compute_save_reg_mask): Rename...
14741 (thumb1_compute_save_reg_mask): ... to this.
14742 (thumb_final_prescan_insn): Rename...
14743 (thumb1_final_prescan_insn): ... to this.
14744 (thumb_expand_epilogue): Rename...
14745 (thumb1_expand_epilogue): ... to this.
14746 (arm_unwind_emit_stm): Rename...
14747 (arm_unwind_emit_sequence): ... to this.
14748 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14749 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14750 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14751 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14752 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14753 thumb2_output_casesi): New functions.
14754 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14755 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14756 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14757 THUMB2_WORK_REGS): Define.
14758 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14759 arm_condexec_mask, arm_condexec_masklen)): New variables.
14760 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14761 (arm_override_options): Check new CPU capabilities.
14762 Set new architecture flag variables.
14763 (arm_isr_value): Handle v7m interrupt functions.
14764 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14766 (const_ok_for_arm): Handle Thumb-2 constants.
14767 (arm_gen_constant): Ditto. Use movw when available.
14768 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14770 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14771 (thumb_find_work_register, arm_load_pic_register,
14772 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14773 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14774 print_multi_reg, output_mov_long_double_fpa_from_arm,
14775 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14776 output_mov_double_fpa_from_arm, output_move_double,
14777 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14778 output_return_instruction, arm_output_function_prologue,
14779 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14780 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14781 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14782 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14783 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14784 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14786 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14787 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14788 (arm_file_start): Output directive for unified syntax.
14789 (arm_unwind_emit_set): Handle stack alignment instruction.
14790 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14791 Add v6t2, v7, v7a, v7r and v7m.
14792 (RETLDM): Add Thumb-2 code.
14793 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14794 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14795 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14796 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14797 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14798 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14799 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14800 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14801 ADJUST_INSN_LENGTH): Define.
14802 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14803 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14804 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14805 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14806 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14807 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14808 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14809 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14810 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14811 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14812 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14813 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14814 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14815 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14816 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14817 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14818 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14820 * config/arm/arm-tune.md: Regenerate.
14821 * config/arm/arm-protos.h: Update prototypes.
14822 * config/arm/vfp.md: Enable patterns for Thumb-2.
14823 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14824 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14825 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14826 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14827 * config/arm/libunwind.S: Add Thumb-2 code.
14828 * config/arm/constraints.md: Update include Thumb-2.
14829 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14830 * config/arm/ieee754-df.S: Ditto.
14831 * config/arm/bpabi.S: Ditto.
14832 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14833 * config/arm/predicates.md (low_register_operand,
14834 low_reg_or_int_operand, thumb_16bit_operator): New.
14835 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14836 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14837 * config/arm/t-arm-elf: Add armv7 multilib.
14838 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14840 (UNSPEC_STACK_ALIGN, ce_count): New.
14841 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14842 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14844 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14845 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14846 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14847 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14848 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14849 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14851 * doc/extend.texi: Document ARMv7-M interrupt functions.
14852 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14854 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14856 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14857 (struct _Unwind_Context): Rename args_size to flags, remove
14858 signal_frame field, add a new args_size field and version field.
14859 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14860 _Unwind_IsExtendedContext): New inline functions.
14861 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14862 Assume by_value array is only present if _Unwind_IsExtendedContext.
14863 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14864 _Unwind_IsSignalFrame.
14865 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14866 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14867 (uw_init_context_1): Initialize context->flags to
14868 EXTENDED_CONTEXT_BIT.
14869 * config/rs6000/linux-unwind.h (frob_update_context): Use
14870 _Unwind_SetSignalFrame.
14872 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14874 PR middle-end/30353
14875 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14876 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14879 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14881 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14882 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14883 RET, AT_SP): Remove.
14884 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14887 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14888 * cfgbuild.c (find_basic_blocks): Likewise.
14889 * cfgrtl.c (rtl_create_basic_block): Likewise.
14890 * function.c (temp_slots_at_level): Likewise.
14891 * reg-stack.c (stack_regs_mentioned): Likewise.
14892 * regclass.c (allocate_reg_info): Likewise.
14893 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14894 set_bb_for_stmt, move_block_to_fn): Likewise.
14895 * tree-complex.c (tree_lower_complex): Likewise.
14896 * vec.h (VEC_safe_grow_cleared): New.
14898 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14900 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14902 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14903 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14905 * cfgloopmanip.c (scale_loop_frequencies): Export.
14906 (loopify): Scale the frequencies by prescribed coefficients.
14907 (set_zero_probability): New function.
14908 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14909 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14910 and frequencies according to arguments.
14911 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14913 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14914 * modulo-sched.c (sms_schedule): Set probabilities for entering
14915 versioned loop correctly.
14916 * tree-vect-transform.c (vect_transform_loop): Ditto.
14917 * cfgloop.h (loopify, loop_version): Declaration changed.
14918 (scale_loop_frequencies): Declared.
14920 2007-01-02 Jan Hubicka <jh@suse.cz>
14922 * cgraph.c: Include tree-flow.h
14923 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14924 early_local_passes.
14925 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14926 * tree-pass.h (pass_all_early_optimizations): Declare.
14927 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14928 early_local_passes.
14929 (cgraph_analyze_function): Do early_local_passes.
14930 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14931 Do not add referenced vars.
14932 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14934 (gate_all_early_local_passes): New gate.
14935 (pass_early_local_passes): Use new gate.
14936 (execute_early_local_optimizations): New functions.
14937 (gate_all_early_optimizations): New gate.
14938 (pass_all_early_optimizations): New pass.
14939 (execute_free_datastructures): Free SSA only when initialized.
14940 (gate_init_datastructures): Init only when optimizing.
14941 (tree_lowering_passes): Do early local passes when called late.
14942 * tree-profile.c (do_tree_profiling): Don't profile functions added
14944 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14945 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14947 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14948 during early_local_passes.
14949 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14952 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14954 * Makefile.in: Update copyright year.
14956 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14958 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14959 in $(lang_checks) and check-consistency targets.
14961 2007-01-02 Jan Hubicka <jh@suse.cz>
14963 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14964 Do not add referenced vars.
14965 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14967 * passes.c (init_optimization_passes): Put mudflap_2 after
14968 free_datastructures.
14970 2007-01-02 Jan Hubicka <jh@suse.cz>
14972 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14973 Set NOTHROW flag on call statements proved to be nothrow.
14974 Update statement of local calls so new pure/const functions are
14975 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14977 (tree_rest_of_compilation): Register hooks and initialize bitmap
14978 early. Do not set after_inlining flag.
14980 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14982 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14983 HOST_BITS_PER_LONGLONG
14985 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14988 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14989 warning for non-static initializers.
14991 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14993 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14994 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14995 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14996 Always use set_unique_reg_note to add REG_EQUAL notes.
14998 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15001 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15003 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15004 * cfgbuild.c (find_basic_blocks): Likewise.
15005 * cfgrtl.c (rtl_create_basic_block): Likewise.
15006 * function.c (temp_slots_at_level): Likewise.
15007 * reg-stack.c (stack_regs_mentioned): Likewise.
15008 * regclass.c (allocate_reg_info): Likewise.
15009 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15010 set_bb_for_stmt, move_block_to_fn): Likewise.
15011 * tree-complex.c (tree_lower_complex): Likewise.
15012 * vec.h (VEC_safe_grow_cleared): New.
15014 2007-01-02 Ian Lance Taylor <iant@google.com>
15016 * c-common.c (c_common_truthvalue_conversion): When warning about
15017 using an assignment as a truth value, set TREE_NO_WARNING.
15019 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15022 * c.opt (Wold-style-declaration): New.
15023 * doc/invoke.texi (C-only Warning Options): New.
15024 (Wold-style-declaration): Document it.
15025 (Wextra): Enabled by -Wextra.
15026 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15027 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15028 -Wold-style-declaration.
15030 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15032 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15033 * cfgbuild.c (find_basic_blocks): Likewise.
15034 * cfgrtl.c (rtl_create_basic_block): Likewise.
15035 * function.c (temp_slots_at_level): Likewise.
15036 * reg-stack.c (stack_regs_mentioned): Likewise.
15037 * regclass.c (allocate_reg_info): Likewise.
15038 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15039 set_bb_for_stmt, move_block_to_fn): Likewise.
15040 * tree-complex.c (tree_lower_complex): Likewise.
15041 * vec.h (VEC_safe_grow_cleared): New.
15043 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15045 * c-common.c (c_common_nodes_and_builtins): Since variants of
15046 void_type_node get built before it is given a name, we need to
15047 give those variants the name, too.
15048 (complete_array_type): We need to work with the canonical main
15049 type of the array, from which we will build the qualified version.
15050 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15051 * print-tree.c (print_node): Display canonical type information
15053 * stor-layout.c (layout_type): When we don't know the
15054 alignment of a type for which we're building an array, we end up
15055 guessing wrong, so make the type require structural equality.
15056 * tree.c (make_node_stat): When we build a new type, it is its
15057 own canonical type.
15058 (build_type_attribute_qual_variant): When building an attribute
15059 variant, its canonical type is the non-attribute variant. However,
15060 if the attributes are target-dependent and they differ, we need to
15061 use structural equality checks for this type.
15062 (build_qualified_type): A qualified type is not equivalent to its
15063 unqualified variant; set the canonical type appropriately.
15064 (build_distinct_type_copy): When building a distinct type from
15065 another type, the new type is its own canonical type.
15066 (build_variant_type_copy): When building a new type variant, we
15067 assume that it is equivalent to the original type.
15068 (build_pointer_type_for_mode): When building a pointer type, also
15069 build a canonical type pointer.
15070 (build_reference_type_for_mode): When building a reference type,
15071 also build a canonical type reference.
15072 (build_index_type): When we can't hash an index type (e.g.,
15073 because its maximum value is negative), the index type requires
15074 structural equality tests.
15075 (build_array_type): Build the canonical form of an array type.
15076 (build_function_type): Function types require structural equality,
15077 because they contain default arguments, attributes, etc.
15078 (build_method_type_directly): Ditto for method types.
15079 (build_offset_type): Build the canonical offset type.
15080 (build_complex_type): Build the canonical vector type.
15081 (make_vector_type): Build the canonical vector type.
15082 * tree.h (TYPE_CANONICAL): New.
15083 (TYPE_STRUCTURAL_EQUALITY_P): New.
15084 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15085 (struct tree_type): Added "canonical" field.
15086 * params.h (VERIFY_CANONICAL_TYPES): New.
15087 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15088 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15089 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15090 * doc/invoke.texi (verify-canonical-types): Document --param
15091 parameter for verifying canonical types.
15093 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15095 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15096 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15097 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15098 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15100 * config/rs6000/e500.h: New.
15101 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15102 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15104 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15105 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15106 TARGET_E500_DOUBLE): Remove.
15107 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15108 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15109 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15110 * config/rs6000/rs6000.c (rs6000_override_options): Use
15111 CHECK_E500_OPTIONS.
15113 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15115 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15116 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15117 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15118 rs6000_emit_cmove): Don't check TARGET_E500.
15119 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15120 sordered): Don't check TARGET_E500.
15122 2007-01-01 Eric Christopher <echristo@apple.com>
15124 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15125 HARD_REGISTER_NUM_P.
15127 2007-01-01 Roger Sayle <roger@eyesopen.com>
15129 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15130 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15131 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15134 2007-01-01 Mike Stump <mrs@apple.com>
15136 * configure.ac: Remove support for building with Apple's gcc-3.1.
15138 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15140 PR middle-end/30311
15141 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15142 REG is a hard register. Do not modify REG before calling
15144 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15145 multiple of the size of YMODE for certain lowpart cases.
15147 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15149 PR middle-end/30253
15150 * gimplify (voidify_wrapper_expr): Update for
15151 GIMPLE_MODIFY_STMT.
15153 2007-01-01 Andreas Schwab <schwab@suse.de>
15156 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15157 save of BR0 in extra_spill_size instead of spill_size.
15158 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15160 (ia64_expand_epilogue): Restore BR0 from its new location.
15162 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15164 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15165 Use a temporary variable if the left hand side is not a gimple
15168 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15170 * gimplify.c (gimplify_return_expr): Make the temporary variable
15171 for the return expression, a gimple register variable.
15173 2007-01-01 Jan Hubicka <jh@suse.cz>
15175 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15178 2007-01-01 Mike Stump <mrs@apple.com>
15180 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15182 * config/darwin.c (machopic_select_rtx_section): Use
15183 HAVE_GAS_LITERAL16.
15184 (darwin_mergeable_constant_section): Likewise.
15185 * configure: Regenerate.
15186 * config.in: Regenerate.
15188 2007-01-01 Jan Hubicka <jh@suse.cz>
15189 Andrew Pinski <pinskia@gmail.com>
15191 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15192 before starting IPA passes.