1 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
5 (ix86_expand_sse_pcmpestr): Do not check operands for
6 "register_operand", when insn operand predicate is "register_operand".
7 (ix86_expand_sse_pcmpistr): Ditto.
9 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
10 Uros Bizjak <ubizjak@gmail.com>
12 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
14 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
15 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
16 * config/i386/constraints.md ("z"): New register constraint
17 for members of SSE_FIRST_REG class.
18 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
19 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
21 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
22 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
23 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
24 (IX86_BUILTIN_PCMPESTRM128): Likewise.
25 (IX86_BUILTIN_PCMPESTRA128): Likewise.
26 (IX86_BUILTIN_PCMPESTRC128): Likewise.
27 (IX86_BUILTIN_PCMPESTRO128): Likewise.
28 (IX86_BUILTIN_PCMPESTRS128): Likewise.
29 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
30 (IX86_BUILTIN_PCMPISTRI128): Likewise.
31 (IX86_BUILTIN_PCMPISTRM128): Likewise.
32 (IX86_BUILTIN_PCMPISTRA128): Likewise.
33 (IX86_BUILTIN_PCMPISTRC128): Likewise.
34 (IX86_BUILTIN_PCMPISTRO128): Likewise.
35 (IX86_BUILTIN_PCMPISTRS128): Likewise.
36 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
37 (struct builtin_description): Change "flag" field to unsigned.
38 (bdesc_pcmpestr): New builtin description table.
39 (bdesc_pcmpistr): Likewise.
40 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
41 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
42 Initialize pcmp[ei]str[im] insns for SSE4.2.
43 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
44 (ix86_expand_sse_pcmpistr): Likewise.
45 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
46 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
47 (UNSPEC_PCMPISTR): Likewise.
48 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
49 (sse4_2_pcmpestri):New isns pattern.
50 (sse4_2_pcmpestrm): Likewise.
51 (sse4_2_pcmpestr_cconly): Likewise.
52 (sse4_2_pcmpistr): New insn patern and splitter.
53 (sse4_2_pcmpistri):New isns pattern.
54 (sse4_2_pcmpistrm): Likewise.
55 (sse4_2_pcmpistr_cconly): Likewise.
56 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
59 2007-06-01 David Daney <ddaney@avtrex.com>
61 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
62 LOADGP_ABSOLUTE and not binds_local_p.
64 2007-06-01 Geoffrey Keating <geoffk@apple.com>
66 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
68 2007-06-01 Ian Lance Taylor <iant@google.com>
70 * tree-vrp.c (compare_name_with_value): Always set
71 used_strict_overflow if we get a result from the variable itself.
73 2007-06-01 Ian Lance Taylor <iant@google.com>
75 PR rtl-optimization/31455
76 * lower-subreg.c (find_decomposable_subregs): Don't decompose
77 subregs which have a cast between modes which are not tieable.
79 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
81 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
82 breaks after return statements.
84 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
86 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
87 only after no_new_pseudos.
89 2007-05-31 Eric Christopher <echristo@apple.com>
91 * expr.c (convert_move): Assert that we don't have a BLKmode
93 (store_expr): Handle BLKmode moves by calling emit_block_move.
95 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
97 * c-typeck.c (build_indirect_ref): Include type in error message.
98 (build_binary_op): Pass types to binary_op_error.
99 * c-common.c (binary_op_error): Take two type arguments, print out
101 * c-common.h (binary_op_error): Update prototype.
103 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
105 * config/i386/i386.c: Correct coments on -mno-sse4.
107 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
109 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
110 (x86_64-*-*): Likewise.
111 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
112 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
113 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
114 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
115 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
116 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
117 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
118 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
119 (OPTION_MASK_ISA_SSE4): Likewise.
120 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
121 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
122 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
123 (override_options): Support SSE4.2.
124 (ix86_build_const_vector): Support SImode and DImode.
125 (ix86_build_signbit_mask): Likewise.
126 (ix86_expand_int_vcond): Support V2DImode.
127 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
128 (IX86_BUILTIN_CRC32HI): Likewise.
129 (IX86_BUILTIN_CRC32SI): Likewise.
130 (IX86_BUILTIN_CRC32DI): Likewise.
131 (IX86_BUILTIN_PCMPGTQ): Likewise.
132 (bdesc_crc32): Likewise.
133 (bdesc_sse_3arg): Likewise.
134 (ix86_expand_crc32): Likewise.
135 (ix86_init_mmx_sse_builtins): Support SSE4.2.
136 (ix86_expand_builtin): Likewise.
137 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
138 __SSE4_2__ for -msse4.2.
139 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
140 (CRC32MODE): Likewise.
141 (crc32modesuffix): Likewise.
142 (crc32modeconstraint): Likewise.
143 (sse4_2_crc32<mode>): Likewise.
144 (sse4_2_crc32di): Likewise.
145 * config/i386/i386.opt (msse4.2): New for SSE4.2.
147 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
148 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
149 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
150 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
151 (vcondu<mode>): Likewise.
152 * doc/extend.texi: Document SSE4.2 built-in functions.
153 * doc/invoke.texi: Document -msse4.2/-msse4.
155 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
157 PR tree-optimization/32160
158 * tree-predcom.c (predcom_tmp_var): New function. Mark created
159 variable as gimple reg.
160 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
162 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
164 * gcc.c (main): Don't consider linker options when issuing the
165 warning about a linker input file not being used.
167 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
169 * tree-vrp.c (compare_names): Initialize sop.
171 2007-05-30 Dirk Mueller <dmueller@suse.de>
173 * cgraphunit.c (cgraph_analyze_function): Remove
174 computation of inline parameters.
176 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
178 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
180 2007-05-30 Richard Sandiford <richard@codesourcery.com>
182 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
183 Add vx-common.h. Include vxworks.h between vx-common.h and
185 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
187 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
188 (TARGET_ASM_DESTRUCTOR): Likewise.
189 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
190 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
191 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
192 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
193 (VXWORKS_ENDIAN_SPEC): Define.
194 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
195 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
196 VXWORKS_* equivalents.
197 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
198 (ASM_FILE_START): Delete.
199 (TARGET_VERSION): Reformat.
200 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
201 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
202 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
203 (FPBIT, DPBIT): Define.
204 (fp-bit.c, dp-bit.c): New rules.
205 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
206 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
207 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
208 * config/arm/arm.h: Include vxworks-dummy.h.
209 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
210 Mark with ATTRIBUTE_UNUSED.
211 (arm_override_options): Do not allow VxWorks RTP PIC to be used
212 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
213 make it incompatible with -msingle-pic-base.
214 (arm_function_ok_for_sibcall): Return false for calls that might
215 go through a VxWorks PIC PLT entry.
216 (require_pic_register): New function, split out from...
217 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
219 (arm_load_pic_register): Handle the VxWorks RTP initialization
220 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
221 (arm_emit_call_insn): New function.
222 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
223 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
224 (pic_offset_arm): New pattern.
225 (call, call_value): Use arm_emit_call_insn.
226 (call_internal, call_value_internal): New expanders.
227 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
228 VxWorks unless __PIC__.
230 2007-05-30 Eric Christopher <echristo@gmail.com>
232 * genrecog.c: Include regs.h in generated file.
233 * genemit.c: Ditto. Fix up formatting.
234 * config/mn10300/constraints.md: New.
235 * config/mn10300/mn10300.md: Include.
236 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
237 Fix up for removed macro.
238 * config/mn10300/predicates.md (call_address_operand): Ditto.
239 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
240 (CONST_OK_FOR_I): Ditto.
241 (CONST_OK_FOR_J): Ditto.
242 (CONST_OK_FOR_K): Ditto.
243 (CONST_OK_FOR_L): Ditto.
244 (CONST_OK_FOR_M): Ditto.
245 (CONST_OK_FOR_N): Ditto.
246 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
250 (EXTRA_CONSTRAINT): Ditto.
252 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
254 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
256 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
257 OPTION_MASK_ISA_64BIT.
258 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
260 2007-05-30 Richard Guenther <rguenther@suse.de>
263 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
264 types for comparison.
265 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
266 with original typed arguments.
267 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
269 2007-05-30 Jakub Jelinek <jakub@redhat.com>
271 PR tree-optimization/31769
272 * except.c (duplicate_eh_regions): Clear prev_try if
273 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
275 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
277 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
278 * tree-ssa-sink.c (statement_sink_location): Return basic block and
279 bsi of the location where statements should be inserted.
280 (sink_code_in_bb): Take bsi from statement_sink_location.
281 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
282 instead of bsi_start.
283 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
285 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
286 (bsi_move_before): Document inconsistency with bsi_move_after.
287 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
289 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
291 * config/i386/i386.h (TARGET_ABM): New define.
292 (TARGET_POPCNT): Ditto.
293 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
294 New temporary defines to redefine from OPTION_ISA_* defines.
295 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
296 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
297 (ix86_isa_flags): New extern int declaration.
298 (TARGET_SUBTARGET_DEFAULT): New define.
299 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
300 (TARGET_SUBTARGET32_DEFAULT): Ditto.
301 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
302 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
303 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
304 * config/i386/darwin.h: Change TARGET_64BIT define to
307 * config/i386/i386.opt (m3dnowa): Define as undocumented option
308 using existing "ix86_isa_flags" varible.
309 (m32, m64): Use existing "ix86_isa_flags" variable.
310 (mmmx, m3dnow): Ditto.
311 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
312 (mabm): Define as non-negative option using "x86_abm" variable.
313 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
315 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
316 Rewrite feature test bitmap.
317 (ix86_isa_flags): New initialized global int varible.
318 (ix86_isa_flags_explicit): New static int variable.
319 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
320 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
321 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
322 target_flags_explicit.
323 (override_options): Remove "target_enable" and "target_disable" fields
324 from "struct ptt". Update processor_target_table accordingly. Remove
325 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
326 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
327 "target_flags" and "ix86_isa_flags_explicit" instead of
328 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
329 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
330 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
331 to true when either of PTA_POPCNT or PTA_ABM is set in
332 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
333 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
334 processor_alias_table flags entry. Remove handling of
335 "target_enable" and "target_disable" fields of processor_target_table.
336 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
337 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
338 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
339 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
340 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
342 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
344 2007-05-29 David Daney <ddaney@avtrex.com>
347 * config/mips/mips.c (mips_output_mi_thunk): Emit
348 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
350 2007-05-29 Hui-May Chang <hm.chang@apple.com>
351 * config/i386/i386.c (ix86_function_regparm): Added checking of
352 ix86_force_align_arg_pointer to determine the number of
355 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
357 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
358 (SET_DR_MISALIGNMENT): New.
359 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
360 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
361 Use SET_DR_MISALIGNMENT.
362 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
364 * tree-data-ref.c (create_data_ref, compute_all_dependences,
365 find_loop_nest): Export.
366 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
367 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
368 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
369 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
371 (struct mem_ref): Add field reuse_distance.
372 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
373 Initialize reuse_distance field.
374 (issue_prefetch_ref): Select temporality of prefetch according to
376 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
377 self_reuse_distance, determine_loop_nest_reuse): New functions.
378 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
379 (tree_ssa_prefetch_arrays): Dump L2 cache size.
380 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
383 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
385 * tree-ssa-alias.c: Add aliasing overview.
387 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
388 Danny Smith <dannysmith@users.sourceforge.net>
391 * config/i386/t-crtfm: Compile crtfastmath.o with
392 -minline-all-stringops.
393 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
394 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
396 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * doc/md.texi: Document constraints on HP PA-RISC.
400 * pa/constraints.md: New file.
401 * pa.md: Include constraints.md.
402 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
403 (integer_store_memory_operand, ldil_cint_p): New functions.
404 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
405 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
406 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
407 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
408 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
410 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
413 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
414 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
415 case POSTDECREMENT_EXPR>): Return the error_mark_node
416 if either the real or imaginary parts would an
419 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
421 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
422 name when we remove it from a call.
424 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
426 * targhooks.c (default_narrow_bitfield): Remove.
427 * targhooks.h: Remove the prototype for
428 default_narrow_bitfield.
430 * langhooks-def.h: Remove the prototype for
431 hook_get_alias_set_0.
432 * langhooks.c (hook_get_alias_set_0): Remove.
434 * global.c (EXECUTE_IF_CONFLICT): Remove.
436 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
439 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
440 return true when truth_value_p is true and the type
443 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
445 * doc/install.texi (Prerequisites): We no longer require Autoconf
446 2.13 for the top-level.
448 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
450 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
451 memory access via x86_expand_vector_move_misalign() only for
452 TImode values on 32-bit targets.
454 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
456 * matrix-reorg.c: New file. Implement matrix flattening and
457 transposing optimization.
458 * tree-pass.h: Add matrix reorg pass.
459 * common.opt: Add fipa-mreorg flag.
460 * Makefile.in: Add matrix-reorg.c.
461 * passes.c: Add matrix reorg pass.
462 * varpool.c (add_new_static_var): New function.
463 * cgraph.h (add_new_static_var): Declare.
465 2007-05-27 Eric Christopher <echristo@apple.com>
467 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
468 sp_offset depending on stack size. Save r12 depending
469 on registers we're saving later.
470 (rs6000_emit_epilogue): Update sp_offset depending only
473 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
475 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
476 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
477 * ifcvt.c (if_convert): Ditto.
478 * tree-ssa-threadupdate.c (thread_block): Ditto.
479 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
480 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
481 verify_loop_closed_ssa): Check number_of_loops instead of
483 * predict.c (tree_estimate_probability): Ditto.
484 * tree-if-conv.c (main_tree_if_conversion): Ditto.
485 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
486 * modulo-sched.c (sms_schedule): Ditto.
487 * tree-scalar-evolution.c (scev_const_prop): Ditto.
488 (scev_finalize): Do not do anything if scev analysis was not
490 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
491 current_loops == NULL.
492 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
493 * loop-init.c (loop_optimizer_init): Do not free current_loops when
495 (loop_optimizer_finalize): Assert that loops were analyzed.
496 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
497 rtl_doloop): Check number_of_loops instead of current_loops.
498 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
499 current_loops == NULL.
500 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
501 gate_tree_vectorize tree_linear_transform, check_data_deps,
502 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
503 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
504 Check number_of_loops instead of current_loops.
505 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
506 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
507 free loops if available.
508 (execute_pre): Do not pass do_fre to fini_pre.
510 2007-05-27 Tobias Burnus <burnus@net-b.de>
513 * real.c (mpfr_from_real): Fix sign of -Inf.
515 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
517 * tree-vect-transform.c (vectorizable_conversion): Initialize
518 tree_code variables to ERROR_MARK.
519 (vectorizable_type_demotion): Likewise.
520 (vectorizable_type_promotion): Likewise.
522 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (movti): Handle push operands via
528 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
530 * basic-block.h: Remove the prototype for merge_seq_blocks.
531 * cfgcleanup.c (merge_seq_blocks): Remove.
533 * tree-flow.h: Remove the prototype for is_aliased_with.
534 * tree-ssa-alias.c (is_aliased_with): Remove.
536 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
538 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
540 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
542 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
543 ix86_expand_sse4_unpack if SSE4.1 is enabled.
544 (vec_unpacks_hi_v16qi): Likewise.
545 (vec_unpacku_lo_v16qi): Likewise.
546 (vec_unpacks_lo_v16qi): Likewise.
547 (vec_unpacku_hi_v8hi): Likewise.
548 (vec_unpacks_hi_v8hi): Likewise.
549 (vec_unpacku_lo_v8hi): Likewise.
550 (vec_unpacks_lo_v8hi): Likewise.
551 (vec_unpacku_hi_v4si): Likewise.
552 (vec_unpacks_hi_v4si): Likewise.
553 (vec_unpacku_lo_v4si): Likewise.
554 (vec_unpacks_lo_v4si): Likewise.
556 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
558 * c-typeck.c, config/arm/arm.c, config/darwin.c,
559 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
560 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
561 follow spelling conventions in various
562 warning/error/diagnostic messages.
564 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
565 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
566 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
567 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
568 tree-vrp.c: Fix comment typos. Follow spelling conventions.
569 * doc/tm.texi: Follow spelling conventions.
571 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
574 * tree-ssa-forwprop.c
575 (forward_propagate_addr_into_variable_array_index): Remove
576 the lhs argument. Use the type of def_rhs instead of lhs.
577 (forward_propagate_addr_expr_1): Update use of
578 forward_propagate_addr_into_variable_array_index.
580 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
581 Nigel Stephens <nigel@mips.com>
583 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
584 function attributes, "far" being an alias for "long_call".
585 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
586 (mips_near_type_p, mips_far_type_p): New.
587 (mips_comp_type_attributes): New function to check that attributes
588 attached to a function type are compatible.
589 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
590 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
591 to the target function of the thunk.
592 (mips_encode_section_info): Check for "near" and "far" function
593 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
595 * config/mips/predicates.md (const_call_insn_operand): Test only
596 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
598 * doc/extend.texi (Function Attributes): Document MIPS "near" and
601 * testsuite/gcc.target/mips/near-far-1.c: New test case.
602 * testsuite/gcc.target/mips/near-far-2.c: New test case.
603 * testsuite/gcc.target/mips/near-far-3.c: New test case.
604 * testsuite/gcc.target/mips/near-far-4.c: New test case.
606 2007-05-25 Eric Christopher <echristo@apple.com>
608 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
609 to x86-darwin configurations.
610 * config/i386/t-darwin: Add softfp support.
611 * config/i386/t-darwin64: Ditto.
612 * config/i386/sfp-machine.h: If mach then don't use
613 aliasing, emit a stub to call.
615 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
617 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
618 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
619 tree-predcom.c, tree-ssa-alias-warnings.c,
620 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
621 comment typos. Follow spelling conventions.
622 * doc/cpp.texi, doc/invoke.texi: Fix typos.
624 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
627 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
628 constants into memory. Expand unaligned memory references for
629 SSE modes via x86_expand_vector_move_misalign() function.
631 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
633 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
634 "memory" attribute for "sseishft" type insn without operands[2].
636 2007-05-25 Dirk Mueller <dmueller@suse.de>
637 Marcus Meissner <meissner@suse.de>
639 * doc/extend.texi (alloc_size): New attribute.
640 * c-common.c (handle_alloc_size_attribute): New.
641 * tree-object-size.c (alloc_object_size): Use alloc_size
642 attribute, if available.
644 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
646 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
648 (__builtin_ia32_vec_ext_v2di): Likewise.
649 (__builtin_ia32_vec_ext_v4si): Likewise.
650 (__builtin_ia32_vec_ext_v8hi): Likewise.
651 (__builtin_ia32_vec_ext_v16qi): Likewise.
652 (__builtin_ia32_vec_set_v8hi): Likewise.
654 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
656 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
658 2007-05-25 Richard Sandiford <richard@codesourcery.com>
660 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
661 (arm_is_longcall_p): Rename to...
662 (arm_is_long_call_p): ...this. Take a single tree argument and
664 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
665 (CUMULATIVE_ARGS): Remove call_cookie.
666 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
667 (ENCODED_LONG_CALL_ATTR_P): Delete.
668 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
669 LONG_CALL_FLAG_CHAR cases.
670 (ARM_DECLARE_FUNCTION_SIZE): Delete.
671 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
672 ARM_DECLARE_FUNCTION_SIZE.
673 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
674 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
675 (arm_encode_call_attribute, current_file_function_operand): Delete.
676 (arm_function_in_section_p): New function.
677 (arm_is_longcall_p): Rename to...
678 (arm_is_long_call_p): ...this. Take the target function as a single
679 argument and return a bool. Do not rely on call cookies. Check
680 whether the target symbol is in the same section as the current
681 function, not just the same compilation unit.
682 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
683 (arm_encode_section_info): Don't encode a call type.
684 * config/arm/arm.md (call, call_value): Update calls to
685 arm_is_long(_)call_p. Simplify logic.
686 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
687 Update calls to arm_is_long(_)call_p.
689 2007-05-25 Richard Guenther <rguenther@suse.de>
691 PR tree-optimization/31982
692 * tree-ssa-forwprop.c
693 (forward_propagate_addr_into_variable_array_index): Handle arrays
694 with element size one.
696 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
698 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
699 (umulsi3_highpart): Likewise.
701 2007-05-24 Ian Lance Taylor <iant@google.com>
703 PR rtl-optimization/32069
704 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
707 2007-05-24 Ollie Wild <aaw@google.com>
709 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
712 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
714 * postreload-gcse.c (reg_changed_after_insn_p): New function.
715 (oprs_unchanged_p): Use it to check all registers in a REG.
716 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
717 (reg_set_between_after_reload_p): Delete.
718 (reg_used_between_after_reload_p): Likewise.
719 (reg_set_or_used_since_bb_start): Likewise.
720 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
721 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
722 Use reg_set_between_p instead of reg_set_between_after_reload_p.
723 * rtlanal.c (reg_set_p): Check whether REG overlaps
724 regs_invalidated_by_call, rather than just checking the
725 membership of REGNO (REG).
727 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
729 * doc/passes.texi: Document predictive commoning.
730 * doc/invoke.texi (-fpredictive-commoning): Document.
731 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
732 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
733 adding indices to the generated name.
734 (schedule_sm): Pass 0 to get_lsm_tmp_name.
735 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
736 * tree-pretty-print.c (op_symbol_1): Renamed to ...
737 (op_symbol_code): ... and exported.
738 (dump_omp_clause, op_symbol): Use op_symbol_code
739 instead of op_symbol_1.
740 * tree-pass.h (pass_predcom): Declare.
741 * timevar.def (TV_PREDCOM): New timevar.
742 * tree-ssa-loop.c (run_tree_predictive_commoning,
743 gate_tree_predictive_commoning, pass_predcom): New.
744 * tree-data-ref.c (find_data_references_in_loop): Find the
745 references in dominance order.
746 (canonicalize_base_object_address): Ensure that the result has
748 (dr_analyze_innermost): Export.
749 (create_data_ref): Code to fail for references with invariant
751 (find_data_references_in_stmt): ... here.
752 * tree-data-ref.h (dr_analyze_innermost): Declare.
753 * tree-affine.c: Include tree-gimple.h and hashtab.h.
754 (aff_combination_find_elt, name_expansion_hash,
755 name_expansion_eq, tree_to_aff_combination_expand,
756 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
758 * tree-affine.h (aff_combination_constant_multiple_p,
759 tree_to_aff_combination_expand): Declare.
760 * tree-predcom.c: New file.
761 * common.opt (fpredictive-commoning): New option.
762 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
763 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
764 * Makefile.in (tree-predcom.o): Add.
765 (tree-affine.o): Add TREE_GIMPLE_H dependency.
766 * passes.c (init_optimization_passes): Add dceloop after
767 copy propagation in loop optimizer. Add predictive commoning
768 to loop optimizer passes.
770 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
772 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
775 2007-05-24 Jan Hubicka <jh@suse.cz>
777 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
779 (genheader): Include statistics.h.
781 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
783 * print-rtl.c (flag_dump_unnumbered): Update comments.
784 (print_rtl): Fix my previous change.
785 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
788 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
791 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
793 (thread_through_all_blocks): Call initialize_original_copy_tables
794 and free_original_copy_tables.
795 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
797 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
798 * cfghooks.c (duplicate_block): Use get_loop_copy.
799 * cfg.c: Include cfgloop.h.
800 (loop_copy): New hash table.
801 (initialize_original_copy_tables): Initialize loop_copy table.
802 (free_original_copy_tables): Free loop_copy table.
803 (copy_original_table_clear, copy_original_table_set,
804 set_loop_copy, get_loop_copy): New functions.
805 (set_bb_original, set_bb_copy): Use copy_original_table_set.
806 * cfgloop.h (struct loop): Remove copy field.
807 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
808 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
810 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
812 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
815 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
817 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
818 __builtin_ia32_vec_set_v2di with MASK_64BIT.
820 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
823 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
824 * targhooks.h (default_mangle_decl_assembler_name): Declare
826 * targhooks.c (default_mangle_decl_assembler_name): Define
828 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
830 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
831 * langhooks.c (lhd_set_decl_assembler_name): Call
832 targetm.mangle_decl_assembler_name for names with global scope.
834 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
836 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
837 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
839 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
840 New. Factored out of i386_pe_encode_section_info.
841 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
842 Move check for prior decoration of stdcall
843 symbols to i386_pe_encode_section_info.
844 (i386_pe_encode_section_info): Adjust call to
845 gen_stdcall_or_fastcall_suffix. Use
846 i386_pe_maybe_mangle_decl_assembler_name, if needed.
847 (i386_pe_mangle_decl_assembler_name): New. Wrap
848 i386_pe_maybe_mangle_decl_assembler_name.
850 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
852 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
853 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
854 * langhooks.c (get_signed_or_unsigned_type): Don't check for
855 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
856 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
859 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
860 Nigel Stephens <nigel@mips.com>
861 Richard Sandiford <richard@codesourcery.com>
863 Fix up MIPS16 hard float and add support for complex.
865 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
866 (TARGET_SOFT_FLOAT_ABI): New.
867 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
868 __mips_soft_float to reflect the ABI in use, not whether the
869 FPU is directly accessible (e.g., in MIPS16 mode).
870 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
871 (UNITS_PER_FPVALUE): Likewise.
873 * config/mips/mips.c (mips_expand_call): Remove redundant
875 (mips_arg_regno): New.
876 (function_arg_advance): When setting bits in cum->fp_code for
877 MIPS16, don't subtract 1 from cum->arg_number, since it is now
879 (function_arg): Use mips_arg_regno.
880 (mips_return_mode_in_fpr_p): New.
881 (mips16_call_stub_mode_suffix): New.
882 (mips16_cfun_returns_in_fpr_p): New.
883 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
884 (mips_output_function_prologue): Test mips16_hard_float, not
885 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
886 (mips_expand_epilogue): Call MIPS16 helper routines to copy
887 return value into a floating-point register.
888 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
889 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
890 (mips16_fp_args): Handle MIPS32r2 ISA which supports
891 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
892 word of double arguments from or to the high bits of 64-bit
893 floating point registers.
894 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
895 (mips16_fpret_double): New helper function.
896 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
897 support for complex modes. Fill in DECL_RESULT for stubdecl.
898 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
900 * config/mips/mips16.S
901 (RET, ARG1, ARG2): New.
902 (MERGE_GPRf, MERGE_GPRt): New.
903 (DELAYt, DELAYf): New.
904 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
905 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
906 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
907 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
908 (SFOP): Renamed to...
909 (OPSF3): This, and macro-ified. Updated all uses.
910 (SFOP2): Renamed to...
911 (OPSF2): This, and macro-ified. Updated all uses.
912 (SFCMP): Renamed to...
913 (CMPSF): This, and macro-ified. Updated all uses.
914 (SFREVCMP): Renamed to...
915 (REVCMPSF): This, and macro-ified. Updated all uses.
916 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
917 (LDDBL1, LDDBL2, RETDBL): Deleted.
918 (DFOP): Renamed to...
919 (OPDF3): This, and macro-ified. Updated all uses.
920 (DFOP2): Renamed to...
921 (OPDF2): This, and macro-ified. Updated all uses.
922 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
923 (DFCMP): Renamed to...
924 (CMPDF): This, and macro-ified. Updated all uses.
925 (DFREVCMP): Renamed to...
926 (REVCMPDF): This, and macro-ified. Updated all uses.
927 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
929 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
930 (__mips16_ret_sc, __mips16_ret_dc): New.
931 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
932 STUB_ARGS_6, STUB_ARGS_10): New.
933 (CALL_STUB_NO_RET): New.
934 (__mips16_call_stub_1): Macro-ified.
935 (__mips16_call_stub_5): Macro-ified.
936 (__mips16_call_stub_2): Macro-ified.
937 (__mips16_call_stub_6): Macro-ified.
938 (__mips16_call_stub_9): Macro-ified.
939 (__mips16_call_stub_10): Macro-ified.
940 (CALL_STUB_RET): New.
941 (__mips16_call_stub_sf_0): Macro-ified.
942 (__mips16_call_stub_sf_1): Macro-ified.
943 (__mips16_call_stub_sf_5): Macro-ified.
944 (__mips16_call_stub_sf_2): Macro-ified.
945 (__mips16_call_stub_sf_6): Macro-ified.
946 (__mips16_call_stub_sf_9): Macro-ified.
947 (__mips16_call_stub_sf_10): Macro-ified.
948 (__mips16_call_stub_df_0): Macro-ified.
949 (__mips16_call_stub_df_1): Macro-ified.
950 (__mips16_call_stub_df_5): Macro-ified.
951 (__mips16_call_stub_df_2): Macro-ified.
952 (__mips16_call_stub_df_6): Macro-ified.
953 (__mips16_call_stub_df_9): Macro-ified.
954 (__mips16_call_stub_df_10): Macro-ified.
955 (__mips16_call_stub_sc_0): New.
956 (__mips16_call_stub_sc_1): New.
957 (__mips16_call_stub_sc_5): New.
958 (__mips16_call_stub_sc_2): New.
959 (__mips16_call_stub_sc_6): New.
960 (__mips16_call_stub_sc_9): New.
961 (__mips16_call_stub_sc_10): New.
962 (__mips16_call_stub_dc_0): New.
963 (__mips16_call_stub_dc_1): New.
964 (__mips16_call_stub_dc_5): New.
965 (__mips16_call_stub_dc_2): New.
966 (__mips16_call_stub_dc_6): New.
967 (__mips16_call_stub_dc_9): New.
968 (__mips16_call_stub_dc_10): New.
970 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
971 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
972 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
974 2007-05-23 Ian Lance Taylor <iant@google.com>
976 * doc/invoke.texi (Invoking GCC): Document that the order of the
979 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
982 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
983 * config/score/predicate.md (const_pow2, const_npow2): Remove.
984 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
988 * config/score/score.c (score_print_operand): Make sure that only
991 2007-05-22 Ian Lance Taylor <iant@google.com>
993 * tree-vrp.c (avoid_overflow_infinity): New static function,
994 broken out of set_value_range_to_value.
995 (set_value_range_to_value): Call avoid_overflow_infinity.
996 (extract_range_from_assert): Likewise.
998 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1001 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1002 change the type before looking for a COMPOUND_EXPR.
1004 2007-05-22 Ian Lance Taylor <iant@google.com>
1006 * lower-subreg.c (decompose_multiword_subregs): If we change an
1007 insn, call remove_retval_note on it.
1009 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1011 * regs.h (end_hard_regno): New function.
1012 (END_HARD_REGNO, END_REGNO): New macros.
1013 (add_to_hard_reg_set): New function.
1014 (remove_from_hard_reg_set): Likewise.
1015 (in_hard_reg_set_p): Likewise.
1016 (overlaps_hard_reg_set_p): Likewise.
1017 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1018 (note_btr_set): Use END_HARD_REGNO.
1019 * caller-save.c (setup_save_areas): Use end_hard_regno.
1020 (mark_set_regs): Use END_HARD_REGNO.
1021 (add_stored_regs): Use end_hard_regno.
1022 (mark_referenced_regs): Use add_to_hard_reg_set.
1023 * combine.c (update_table_tick): Use END_REGNO.
1024 (record_value_for_reg): Likewise.
1025 (record_dead_and_set_regs): Likewise.
1026 (get_last_value_validate): Likewise.
1027 (use_crosses_set_p): Likewise.
1028 (reg_dead_at_p_1): Likewise.
1029 (reg_dead_at_p): Likewise.
1030 (mark_used_regs_combine): Use add_to_hard_reg_set.
1031 (move_deaths): Use END_HARD_REGNO.
1032 (reg_bitfield_target_p): Use end_hard_regno.
1033 (distribute_notes): Use END_HARD_REGNO.
1034 * cse.c (mention_regs): Use END_REGNO.
1035 (insert): Use add_to_hard_reg_set.
1036 (invalidate): Use END_HARD_REGNO.
1037 (invalidate_for_call): Likewise.
1038 (exp_equiv_p): Use END_REGNO.
1039 (cse_insn): Likewise.
1040 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1041 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1042 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1043 * function.c (keep_stack_depressed): Use end_hard_regno.
1044 * global.c (global_alloc): Use end_hard_regno.
1045 (global_conflicts): Use add_to_hard_reg_set instead of
1047 (find_reg): Likewise.
1048 (mark_reg_store): Likewise.
1049 (mark_reg_conflicts): Likewise.
1050 (mark_reg_death): Use remove_from_hard_reg_set.
1051 (mark_reg_live_nc): Delete.
1052 (set_preference): Use end_hard_regno.
1053 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1054 remove_from_hard_reg_set.
1055 (post_mark_life): Use add_to_hard_reg_set.
1056 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1057 (reg_becomes_live): Use add_to_hard_reg_set.
1058 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1059 (peep2_find_free_register): Use add_to_hard_reg_set.
1060 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1061 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1062 * regrename.c (note_sets): Use add_to_hard_reg_set.
1063 (clear_dead_regs): Use remove_from_hard_reg_set.
1064 (regrename_optimize): Use add_to_hard_reg_set.
1065 (find_oldest_value_reg): Use in_hard_reg_set_p.
1066 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1067 (hard_reg_set_here_p): Use end_hard_regno.
1068 (decompose): Likewise.
1069 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1070 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1071 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1072 (mark_home_live): Use end_hard_regno.
1073 (spill_hard_reg): Likewise.
1074 (clear_reload_reg_in_use): Likewise.
1075 * reorg.c (delete_prior_computation): Use END_REGNO.
1076 * resource.c (update_live_status): Use END_HARD_REGNO.
1077 (mark_referenced_resources): Use add_to_hard_reg_set.
1078 (mark_set_resources): Likewise.
1079 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1080 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1081 (reg_overlap_mentioned_p): Likewise.
1082 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1083 (covers_regno_no_parallel_p): Use END_REGNO.
1084 (find_regno_note): Likewise.
1085 (find_reg_fusage): Use END_HARD_REGNO.
1086 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1087 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1089 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1091 * mode-switching.c (reg_dies): Change type of second argument to
1093 (optimize_mode_switching): Update accordingly.
1095 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1097 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1099 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1100 (hard_reg_set_empty_p): ...these new functions.
1101 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1102 GO_IF_HARD_REG_SUBSET.
1103 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1104 instead of GO_IF_HARD_REG_EQUAL.
1105 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1106 instead of GO_IF_HARD_REG_EQUAL.
1107 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1108 GO_IF_HARD_REG_SUBSET.
1109 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1110 GO_IF_HARD_REG_EQUAL.
1111 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1112 of GO_IF_HARD_REG_SUBSET.
1113 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1114 instead of GO_IF_HARD_REG_EQUAL.
1115 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1116 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1117 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1118 of GO_IF_HARD_REG_SUBSET,
1119 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1120 GO_IF_HARD_REG_SUBSET.
1121 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1122 instead of GO_IF_HARD_REG_EQUAL.
1123 * config/sh/sh.c (push_regs, calc_live_regs): Use
1124 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1125 (hard_regs_intersect_p): Delete.
1127 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1129 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1131 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1132 Richard Henderson <rth@redhat.com>
1134 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1136 (x86_64-*-*): Likewise.
1138 * i386/i386-modes.def (V2QI): New.
1140 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1142 (override_options): Support SSE4.1.
1143 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1144 (IX86_BUILTIN_BLENDPS): Likewise.
1145 (IX86_BUILTIN_BLENDVPD): Likewise.
1146 (IX86_BUILTIN_BLENDVPS): Likewise.
1147 (IX86_BUILTIN_PBLENDVB128): Likewise.
1148 (IX86_BUILTIN_PBLENDW128): Likewise.
1149 (IX86_BUILTIN_DPPD): Likewise.
1150 (IX86_BUILTIN_DPPS): Likewise.
1151 (IX86_BUILTIN_INSERTPS128): Likewise.
1152 (IX86_BUILTIN_MOVNTDQA): Likewise.
1153 (IX86_BUILTIN_MPSADBW128): Likewise.
1154 (IX86_BUILTIN_PACKUSDW128): Likewise.
1155 (IX86_BUILTIN_PCMPEQQ): Likewise.
1156 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1157 (IX86_BUILTIN_PMAXSB128): Likewise.
1158 (IX86_BUILTIN_PMAXSD128): Likewise.
1159 (IX86_BUILTIN_PMAXUD128): Likewise.
1160 (IX86_BUILTIN_PMAXUW128): Likewise.
1161 (IX86_BUILTIN_PMINSB128): Likewise.
1162 (IX86_BUILTIN_PMINSD128): Likewise.
1163 (IX86_BUILTIN_PMINUD128): Likewise.
1164 (IX86_BUILTIN_PMINUW128): Likewise.
1165 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1166 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1167 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1168 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1169 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1170 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1171 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1172 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1173 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1174 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1175 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1176 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1177 (IX86_BUILTIN_PMULDQ128): Likewise.
1178 (IX86_BUILTIN_PMULLD128): Likewise.
1179 (IX86_BUILTIN_ROUNDPD): Likewise.
1180 (IX86_BUILTIN_ROUNDPS): Likewise.
1181 (IX86_BUILTIN_ROUNDSD): Likewise.
1182 (IX86_BUILTIN_ROUNDSS): Likewise.
1183 (IX86_BUILTIN_PTESTZ): Likewise.
1184 (IX86_BUILTIN_PTESTC): Likewise.
1185 (IX86_BUILTIN_PTESTNZC): Likewise.
1186 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1187 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1188 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1189 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1190 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1192 (bdesc_sse_3arg): Likewise.
1193 (bdesc_2arg): Likewise.
1194 (bdesc_1arg): Likewise.
1195 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1197 (ix86_expand_sse_4_operands_builtin): New.
1198 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1199 smaller than 8 bits as the 2nd arg.
1200 (ix86_expand_sse_ptest): New.
1201 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1202 (ix86_expand_vector_set): Support SSE4.1.
1203 (ix86_expand_vector_extract): Likewise.
1205 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1206 __SSE4_1__ for -msse4.1.
1208 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1209 (UNSPEC_INSERTPS): Likewise.
1210 (UNSPEC_DP): Likewise.
1211 (UNSPEC_MOVNTDQA): Likewise.
1212 (UNSPEC_MPSADBW): Likewise.
1213 (UNSPEC_PHMINPOSUW): Likewise.
1214 (UNSPEC_PTEST): Likewise.
1215 (UNSPEC_ROUNDP): Likewise.
1216 (UNSPEC_ROUNDS): Likewise.
1218 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1220 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1221 (const_pow2_1_to_32768_operand): Likewise.
1223 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1226 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1228 (sse4_1_insertps): Likewise.
1229 (*sse4_1_extractps): Likewise.
1230 (sse4_1_ptest): Likewise.
1231 (sse4_1_mulv2siv2di3): Likewise.
1232 (*sse4_1_mulv4si3): Likewise.
1233 (*sse4_1_smax<mode>3): Likewise.
1234 (*sse4_1_umax<mode>3): Likewise.
1235 (*sse4_1_smin<mode>3): Likewise.
1236 (*sse4_1_umin<mode>3): Likewise.
1237 (sse4_1_eqv2di3): Likewise.
1238 (*sse4_1_pinsrb): Likewise.
1239 (*sse4_1_pinsrd): Likewise.
1240 (*sse4_1_pinsrq): Likewise.
1241 (*sse4_1_pextrb): Likewise.
1242 (*sse4_1_pextrb_memory): Likewise.
1243 (*sse4_1_pextrw_memory): Likewise.
1244 (*sse4_1_pextrq): Likewise.
1245 (sse4_1_blendpd): Likewise.
1246 (sse4_1_blendps): Likewise.
1247 (sse4_1_blendvpd): Likewise.
1248 (sse4_1_blendvps): Likewise.
1249 (sse4_1_dppd): Likewise.
1250 (sse4_1_dpps): Likewise.
1251 (sse4_1_movntdqa): Likewise.
1252 (sse4_1_mpsadbw): Likewise.
1253 (sse4_1_packusdw): Likewise.
1254 (sse4_1_pblendvb): Likewise.
1255 (sse4_1_pblendw): Likewise.
1256 (sse4_1_phminposuw): Likewise.
1257 (sse4_1_extendv8qiv8hi2): Likewise.
1258 (*sse4_1_extendv8qiv8hi2): Likewise.
1259 (sse4_1_extendv4qiv4si2): Likewise.
1260 (*sse4_1_extendv4qiv4si2): Likewise.
1261 (sse4_1_extendv2qiv2di2): Likewise.
1262 (*sse4_1_extendv2qiv2di2): Likewise.
1263 (sse4_1_extendv4hiv4si2): Likewise.
1264 (*sse4_1_extendv4hiv4si2): Likewise.
1265 (sse4_1_extendv2hiv2di2): Likewise.
1266 (*sse4_1_extendv2hiv2di2): Likewise.
1267 (sse4_1_extendv2siv2di2): Likewise.
1268 (*sse4_1_extendv2siv2di2): Likewise.
1269 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1270 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1271 (sse4_1_zero_extendv4qiv4si2): Likewise.
1272 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1273 (sse4_1_zero_extendv2qiv2di2): Likewise.
1274 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1275 (sse4_1_zero_extendv4hiv4si2): Likewise.
1276 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1277 (sse4_1_zero_extendv2hiv2di2): Likewise.
1278 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1279 (sse4_1_zero_extendv2siv2di2): Likewise.
1280 (*sse4_1_zero_extendv2siv2di2): Likewise.
1281 (sse4_1_roundpd): Likewise.
1282 (sse4_1_roundps): Likewise.
1283 (sse4_1_roundsd): Likewise.
1284 (sse4_1_roundss): Likewise.
1285 (mulv4si3): Don't expand for SSE4.1.
1286 (smax<mode>3): Likewise.
1287 (umaxv4si3): Likewise.
1288 (uminv16qi3): Likewise.
1289 (umin<mode>3): Likewise.
1290 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1292 * doc/extend.texi: Document SSE4.1 built-in functions.
1294 * doc/invoke.texi: Document -msse4.1.
1296 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1298 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1299 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1300 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1301 (ASM_SPEC): Add asm_pcrel_spec.
1302 (EXTRA_SPECS): Add asm_pcrel_spec.
1304 2007-05-21 David Daney <ddaney@avtrex.com>
1306 * doc/install.texi (Building a cross compiler): Add requirements
1307 for Java cross compiler.
1309 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1312 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1313 Add loopno argument. Use evolution_function_is_invariant_rec_p
1314 instead of evolution_function_is_constant_p.
1315 Update calls to evolution_function_is_affine_multivariate_p.
1316 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1317 Add loopno argument.
1318 * tree-scalar-evolution.c (gather_chrec_stats): Call
1319 evolution_function_is_affine_multivariate_p with a loop
1321 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1322 (analyze_overlapping_iterations): Likewise.
1323 (access_functions_are_affine_or_constant_p): Likewise.
1324 (build_classic_dist_vector_1): If the access functions
1325 are equal, don't do anything.
1327 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1328 Paolo Carlini <pcarlini@suse.de>
1329 Uros Bizjak <ubizjak@gmail.com>
1331 * c-cppbuiltin.c (c_cpp_builtins): Define
1332 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1333 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1334 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1335 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1337 2007-05-21 Mike Stump <mrs@apple.com>
1339 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1341 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1343 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1345 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1346 implementation if __OPTIMIZE__ is not defined.
1347 (_mm_alignr_pi8): Ditto.
1348 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1349 (_mm_inserti_si64): Ditto.
1350 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1351 (_mm_slli_epi16): Ditto.
1352 (_mm_slli_epi32): Ditto.
1353 (_mm_slli_epi64): Ditto.
1354 (_mm_srai_epi16): Ditto.
1355 (_mm_srai_epi32): Ditto.
1356 (_mm_srli_si128): Ditto.
1357 (_mm_slli_si128): Ditto.
1358 (_mm_srli_epi16): Ditto.
1359 (_mm_srli_epi32): Ditto.
1360 (_mm_srli_epi64): Ditto.
1361 (_mm_extract_epi16): Ditto.
1362 (_mm_insert_epi16): Ditto.
1363 (_mm_shufflehi_epi16): Ditto.
1364 (_mm_shufflelo_epi16): Ditto.
1365 (_mm_shuffle_epi32): Ditto.
1366 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1368 (_mm_insert_pi16): Ditto.
1370 (_mm_shuffle_pi16): Ditto.
1372 (_mm_shufle_ps): Ditto.
1373 (_mm_prefetch): Ditto.
1375 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1377 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1378 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1379 * real.c (encode_i370_single, decode_i370_single,
1380 encode_i370_double, decode_i370_double): Functions removed.
1381 (i370_single_format, i370_double_format): Initializations removed.
1382 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1383 Consider the log2_b field to always be one.
1384 (ieee_single_format, mips_single_format, coldfire_single_format,
1385 ieee_double_format, mips_double_format, coldfire_double_format,
1386 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1387 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1388 ibm_extended_format, mips_extended_format, ieee_quad_format,
1389 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1390 decimal_single_format, decimal_double_format, decimal_quad_format,
1391 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1392 initialization of log2_b.
1393 * real.h (i370_single_format, i370_double_format): Declarations removed.
1394 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1395 field to always be one.
1397 2007-05-21 Andreas Schwab <schwab@suse.de>
1399 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1400 NOTE_INSN_BASIC_BLOCK_P.
1401 (process_for_unwind_directive): Likewise.
1403 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1405 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1406 * function.h (struct function): Move va_list_gpr_size,
1407 va_list_fpr_size, function_frequency to front of bitfields. Add
1409 (current_function_calls_unwind_init): New.
1410 * except.c (expand_builtin_unwind_init): Set
1411 current_function_calls_unwind_init not
1412 current_function_has_nonlocal_label.
1413 * reload1.c (has_nonexceptional_receiver): New.
1414 (reload): Use it and current_function_calls_unwind_init to
1415 determine whether call-saved regs must be saved.
1417 2007-05-20 Jan Hubicka <jh@suse.cz>
1419 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1420 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1421 * ddg.c (create_ddg): LIkewise.
1422 * final.c (final): Remove hunk moving line numbernotes around since
1423 they are no longer present at this stage.
1424 (final_scan_insn): Use NOTE_KIND instead of
1425 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1426 (output_asm_label): Likewise.
1427 * reorg.c (dbr_schedule): Likewise.
1428 * haifa-sched.c (unlink_other_notes): Likewise.
1429 * mode-switching.c (optimize_mode_switching): Likewise.
1430 * graph.c (start_bb): Likewise.
1431 * rtl.def (NOTE): Update description.
1432 * jump.c (squeeze_notes): Delete.
1433 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1434 NOTE_INSN_BASIC_BLOCK_P when possible.
1435 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1436 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1437 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1438 (dwarf2out_var_location): Likewise.
1439 * cfgbuild.c (make_edges): Likewise.
1440 (find_basic_blocks_1): Likewise.
1441 * function.c (reorder_blocks_1): Likewise.
1442 (epilogue_done): Likewise.
1443 (reposition_prologue_and_epilogue_notes): Likewise.
1444 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1446 (print_rtl): Likewise.
1447 (print_rtl_single): Likewise.
1448 * gcse.c (insert_insn_start_bb): Likewise.
1449 * alias.c (init_alias_analysis): Likewise.
1450 * calls.c (fixup_tail_calls): Likewise.
1451 * except.c (sjlj_emit_function_enter): Likewise.
1452 * emit-rtl.c (add_insn_after): Likeiwse.
1453 (emit_label_before): Likewise.
1454 (emit_label_after): Likewise.
1455 (emit_note_before, emit_note_after, emit_note): Update
1456 parameter to be enum insn_note; do not deal with source
1458 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1459 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1461 (merge_blocks_move_successor_nojumps): Simplify now when
1462 we don't have BLOCK notes.
1463 (try_optimize_cfg): Likewise.
1464 * cfglayout.c (skip_insns_after_block): Likewise.
1465 (record_effective_endpoints): Likewise.
1466 (duplicate_insn_chain): Likewise.
1467 * varasm.c (output_constant_pool_1): Likewise.
1468 * sched-deps.c (sched_analyze): Likewise.
1469 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1471 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1472 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1473 (SET_INSN_DELETED): Simplify.
1474 (NOTE_LINE_NUMBER): Exterminate.
1475 (NOTE_LINE_KIND): New.
1476 (NOTE_INSN_BASIC_BLOCK_P): Update.
1477 (enum insn_note): Simplify.
1478 (GET_NOTE_INSN_NAME) Simplify.
1479 (emit_note_before, emit_note_after, emit_note): Update prototype.
1480 (squeeze_notes): Remove.
1481 * sched-int.h (NOTE_NOT_BB_P): Update.
1482 * resource.c (mark_target_live_regs): Update.
1483 * sched-rgn.c (debug_dependencies): Update.
1484 * sched-vis.c (print_insn): Update.
1485 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1486 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1487 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1488 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1489 (split_branches): Update.
1490 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1492 (sh_adjust_unroll_max): Exterminate.
1493 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1494 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1495 (m68hc11_reorg): Likewise.
1496 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1497 (emit_predicate_relation_info): Update.
1498 (process_for_unwind_directive): Update.
1499 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1500 (output_call): Update.
1501 * config/pa/pa.c (output_lbranch): Update.
1502 (output_millicode_call): Update.
1503 (output_call): Update.
1504 (pa_combine_instructions): Update.
1505 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1506 * config/bfin/bfin.c (gen_one_bundle): Update.
1507 * cfgrtl.c (can_delete_note_p): Update.
1508 (delete_insn): Update.
1509 (rtl_merge_blocks): Update.
1510 (commit_one_edge_insertion): Update.
1511 (rtl_verify_flow_info): Update.
1512 * stmt.c (expand_case): Do not call squeeze_notes.
1514 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1521 * c.opt (Wtype-limits): New.
1522 * doc/invoke.texi (Wtype-limits): Document it.
1523 (Wextra): Enabled by -Wextra.
1524 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1525 * c-common.c (shorten_compare): Warn with Wtype-limits.
1527 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1530 inlined function, not as a macro.
1531 (_mm_alignr_pi8): Ditto.
1532 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1533 (_mm_inserti_si64): Ditto.
1534 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1535 (_mm_extract_epi16): Ditto.
1536 (_mm_insert_epi16): Ditto.
1537 (_mm_shufflehi_epi16): Ditto.
1538 (_mm_shufflelo_epi16): Ditto.
1539 (_mm_shuffle_epi32): Ditto.
1540 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1541 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1543 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1545 (_m_to_float): Use C89 compatible assignment.
1547 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1550 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1552 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1555 * doc/invoke.texi (Wreturn-type): Complete description.
1556 (Wextra): Delete item about return-type warning.
1557 * c-decl.c: Delete redundant Wextra warning.
1559 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1562 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1563 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1564 inlined function, not as a macro.
1565 (_mm_prefetch): Ditto.
1567 (_mm_insert_pi16): Ditto.
1569 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1570 (_m_pshufw): Ditto. Add const to __N argument.
1571 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1572 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1573 (_mm_slli_epi32): Ditto.
1574 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1575 Add __inline to function declaration.
1576 (_mm_slli_si128): Ditto.
1578 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1580 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1581 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1583 (struct fenv): New structure.
1584 (FP_HANDLE_EXCEPTIONS): New define.
1585 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1586 (_FP_DECL_EXP): New define.
1587 (FP_INIT_ROUNDMODE): New define.
1588 (FP_ROUNDMODE): New define.
1590 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1592 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1593 (Wconversion): Update description.
1594 (Wconversion-sign): New.
1595 * c.opt (Wconversion-sign): New.
1596 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1597 means disabled for C++. Otherwise, take the status of Wconversion.
1598 * c-common.c (conversion_warning): Warn with either Wconversion or
1600 (warnings_for_convert_and_check): Conditions are already checked by
1602 (convert_and_check): Don't check warnings if the conversion failed.
1604 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1605 Anatoly Sokolov <aesok@dol.ru>
1607 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1608 avr_epilogue_uses) : Add declaration.
1609 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1610 * config/avr/constraints.md (R): New constraint.
1611 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1612 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1613 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1614 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1615 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1616 call_prologue_saves, epilogue_restores, return_from_epilogue,
1617 return_from_main_epilogue, return_from_interrupt_epilogue,
1618 return_from_naked_epilogue, prologue, epilogue): New patterns.
1619 (jump): Handle symbol reference.
1620 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1621 avr_output_function_prologue, avr_output_function_epilogue): Remove
1623 (avr_init_machine_status, expand_prologue, expand_epilogue,
1624 avr_asm_function_end_prologue, avr_epilogue_uses,
1625 avr_asm_function_begin_epilogue): New functions.
1626 (prologue_size, epilogue_size, jump_tables_size): Remove global
1628 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1629 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1630 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1631 (avr_override_options): Initialise init_machine_status.
1632 (output_movhi): Handle all stack pointer loads.
1633 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1634 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1635 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1636 (EPILOGUE_USES) Redefine.
1637 (machine_function) Declare.
1639 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1641 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1642 Use a single return statement.
1644 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1647 * builtins.c (do_mpfr_lgamma_r): New.
1648 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1649 * tree.h (CASE_FLT_FN_REENT): New.
1651 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1653 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1654 (output_die): Use 'unsigned long' with %x.
1655 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1656 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1657 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1659 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1661 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1666 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1667 true if function has no argument.
1669 2007-05-18 DJ Delorie <dj@redhat.com>
1671 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1672 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1674 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1676 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1677 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1678 count_trailing_zeros.
1679 (__i386__): Implement count_leading_zeros using __builtin_clz().
1680 Implement count_trailing_zeros usign __builtin_ctz().
1682 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1684 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1686 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1689 * expr.c (emit_move_change_mode): Change mode of push operands here.
1691 2007-05-17 Ian Lance Taylor <iant@google.com>
1693 PR tree-optimization/31953
1694 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1696 (set_value_range_to_null): Call set_value_range_to_value.
1697 (extract_range_from_comparison): Likewise.
1699 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1701 * toplev.c (print_version): Output GMP/MPFR version info.
1703 * builtins.c (CASE_MATHFN_REENT): New macro.
1704 (mathfn_built_in): Use it.
1705 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1706 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1707 BUILT_IN_LGAMMAL_R): New.
1708 * doc/extend.texi: Document new builtins.
1711 * builtins.c (do_mpfr_remquo): New.
1712 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1713 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1716 * builtins.c (fold_builtin_1): Handle y0, y1.
1717 (fold_builtin_2): Handle yn.
1720 * builtins.c (do_mpfr_bessel_n): New.
1721 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1722 (fold_builtin_2): Handle BUILT_IN_JN.
1724 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1727 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1728 TYPE_PRECISION (intmax_type_node).
1730 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1733 * reload.c (subst_reloads): Remove checking.
1735 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1737 PR rtl-optimization/31691
1738 * combine.c (simplify_set): Build a new src pattern instead of
1739 substituting its operands in the COMPARE case.
1741 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1743 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1744 (execute_vrp): Preserve loops through jump threading.
1745 * tree-ssa-threadupdate.c (thread_single_edge,
1746 dbds_continue_enumeration_p, determine_bb_domination_status,
1747 thread_through_loop_header): New functions.
1748 (create_edge_and_update_destination_phis,
1749 create_edge_and_update_destination_phis): Set loops for the new blocks.
1750 (prune_undesirable_thread_requests): Removed.
1751 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1753 (thread_block): Do not call prune_undesirable_thread_requests.
1755 (mark_threaded_blocks): Select edges to thread here.
1756 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1757 Thread edges through loop headers independently.
1758 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1759 * tree-pass.h (TODO_mark_first_instance): New.
1760 (first_pass_instance): Declare.
1761 * cfghooks.c (duplicate_block): Put the block to the original loop
1762 if copy is not specified.
1763 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1764 jump threading. Pass may_peel_loop_headers to
1765 thread_through_all_blocks according to first_pass_instance.
1766 * cfgloop.h (create_preheader): Declare.
1767 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1768 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1769 * passes.c (first_pass_instance): New variable.
1770 (next_pass_1): Set TODO_mark_first_instance.
1771 (execute_todo): Set first_pass_instance.
1773 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1775 PR tree-optimization/24659
1776 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1777 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1778 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1779 OTI_vec_pack_ufix_trunc.
1780 (vec_unpacks_float_hi_optab): Define new macro.
1781 (vec_unpacks_float_lo_optab): Ditto.
1782 (vec_unpacku_float_hi_optab): Ditto.
1783 (vec_unpacku_float_lo_optab): Ditto.
1784 (vec_pack_sfix_trunc_optab): Ditto.
1785 (vec_pack_ufix_trunc_optab): Ditto.
1786 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1787 and vec_pack_[s|u]fix_trunc_optab using
1788 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1789 * tree-vectorizer.c (supportable_widening_operation): Handle
1790 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1791 (supportable_narrowing_operation): New function.
1792 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1793 * tree-vect-transform.c (vectorizable_conversion): Handle
1794 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1795 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1796 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1797 to check for target support.
1798 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1799 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1800 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1801 for VEC_PACK_FIX_TRUNC_EXPR.
1802 (expand_binop): Special case mode of the result for
1803 vec_pack_[u|s]fix_trunc_optab.
1804 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1805 vec_pack_[u|s]fix_trunc_optab.
1807 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1808 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1809 * tree-pretty-print.c (dump_generic_node): Handle
1810 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1811 VEC_PACK_FIX_TRUNC_EXPR.
1813 * expr.c (expand_expr_real_1): Ditto.
1814 * tree-inline.c (estimate_num_insns_1): Ditto.
1815 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1817 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1818 (vec_unpacks_float_lo_v8hi): Ditto.
1819 (vec_unpacku_float_hi_v8hi): Ditto.
1820 (vec_unpacku_float_lo_v8hi): Ditto.
1821 (vec_unpacks_float_hi_v4si): Ditto.
1822 (vec_unpacks_float_lo_v4si): Ditto.
1823 (vec_pack_sfix_trunc_v2df): Ditto.
1825 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1827 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1828 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1829 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1830 [vec_pack_ufix_trunc]: Ditto.
1831 [vec_unpacks_float_hi]: Ditto.
1832 [vec_unpacks_float_lo]: Ditto.
1833 [vec_unpacku_float_hi]: Ditto.
1834 [vec_unpacku_float_lo]: Ditto.
1836 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1838 * soft-fp/README: Update for new files.
1839 * soft-fp/floattisf.c: New file.
1840 * soft-fp/floattidf.c: New file.
1841 * soft-fp/floattitf.c: New file.
1842 * soft-fp/floatuntisf.c: New file.
1843 * soft-fp/floatuntidf.c: New file.
1844 * soft-fp/floatuntitf.c: New file.
1845 * soft-fp/fixsfti.c: New file.
1846 * soft-fp/fixdfti.c: New file.
1847 * soft-fp/fixtfti.c: New file.
1848 * soft-fp/fixunssfti.c: New file.
1849 * soft-fp/fixunsdfti.c: New file.
1850 * soft-fp/fixunstfti.c: New file.
1851 * soft-fp/extendxftf.c: New file.
1852 * soft-fp/trunctfxf.c: New file.
1854 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1855 (__trunctfxf2): Ditto.
1857 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1858 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1859 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1860 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1861 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1862 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1864 * config/i386/t-fprules-softfp64: New file.
1865 * config/i386/sfp-machine.h: New file.
1866 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1867 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1868 and soft-fp/t-softfp to tmake_file.
1869 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1870 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1872 * config/i386/t-linux64 (softfp_wrap_start): New.
1873 (softfp_wrap_end): New.
1874 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1875 supported for TARGET_64BIT.
1877 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1879 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1880 c_common_unsigned_type behavior.
1882 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1884 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1887 2007-05-16 Eric Christopher <echristo@apple.com>
1889 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1890 saving after stack push. Set sp_offset whenever we push.
1891 (rs6000_emit_epilogue): Move altivec register restore before
1894 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1896 * configure.ac: Allow sysroots to be relocated under $prefix as
1897 well as $exec_prefix.
1898 * configure: Regenerate.
1900 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1904 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1906 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1907 (gcc_tooldir): Likewise.
1908 * configure: Regenerate.
1909 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1910 old configure.ac gcc_tooldir setting.
1911 (prefix_to_exec_prefix): New variable.
1912 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1913 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1915 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1917 * c-typeck.c (build_binary_op): Return early for error.
1919 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1921 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1922 struct nb_iter_bound.
1923 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1924 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1925 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1926 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1927 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1928 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1929 (del_scev_info): Use ggc_free.
1930 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1931 * loop-init.c: Include ggc.h.
1932 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1933 (loop_optimizer_finalize): Use ggc_free.
1934 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1935 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1936 pass_iv_optimize): Add TODO_ggc_collect.
1937 * function.h (struct function): Remove skip marker from x_current_loops.
1938 * cfgloop.c: Include ggc.h.
1939 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1941 (establish_preds): Vector superloops is gc allocated.
1942 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1944 (flow_loops_find): Vector larray is gc allocated.
1945 (loop_exit_free): Use ggc_free.
1946 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1947 that head of exits list is now not a part of struct loop.
1948 (record_loop_exits): Allocate exits table in gc memory.
1949 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1950 head of exits list is now not a part of struct loop.
1951 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1952 struct loop_exit): Add GTY marker.
1953 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1954 Add skip marker to aux field. Make head of exits list a separate
1956 (struct loops): Add GTY marker. Make larray vector gc allocated.
1957 Add param marker to exits table.
1958 (get_loops): Type changed.
1959 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1961 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1962 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1963 * basic-block.h (struct basic_block_def): Remove skip marker from
1966 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1968 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1969 of 0 in the call to expand_expr().
1970 (expand_builtin_mathfn_3): Ditto.
1971 (expand_builtin_interclass_mathfn): Ditto.
1972 (expand_builtin_cexpi): Ditto.
1973 (expand_builtin_int_roundingfn): Ditto.
1974 (expand_builtin_int_roundingfn_2): Ditto.
1975 (expand_builtin_pow): Ditto.
1976 (expand_builtin_powi): Ditto.
1977 (expand_builtin_bswap): Ditto.
1978 (expand_builtin_unop): Ditto.
1979 (expand_builtin_fabs): Ditto.
1980 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1981 the call to expand_expr().
1982 (expand_builtin_sync_operation): Ditto.
1983 (expand_builtin_compare_and_swap): Ditto.
1984 (expand_builtin_lock_test_and_set): Ditto.
1985 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1986 instead of 0 in the call to expand_expr().
1987 (expand_builtin_extract_return_addr): Ditto.
1988 (expand_builtin_eh_return): Ditto.
1989 (expand_eh_return): Ditto.
1990 * explow.c (expr_size): Ditto.
1991 * expr.c (optimize_bitfield_assignment_op): Ditto.
1992 (expand_assignement): Ditto.
1993 (store_expr): Ditto.
1994 (store_field): Ditto.
1995 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1996 the call to expand_expr().
1997 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1998 in the call to expand_expr().
1999 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2000 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2001 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2003 * optabs.c (expand_vec_shift_expr): Ditto.
2004 (expand_vec_cond_expr): Ditto.
2005 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2006 call to expand_expr().
2007 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2008 in the call to expand_expr().
2010 2007-05-14 Dave Korn <dave.korn@artimi.com>
2012 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2014 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2016 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2017 instead of c_common_unsigned_type.
2018 (c_common_unsigned_type): Remove.
2019 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2020 c_common_unsigned_type.
2021 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2022 c_common_unsigned_type.
2023 * c-common.h (c_common_unsigned_type): Remove.
2024 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2025 c_common_unsigned_type.
2026 * c-format.c (check_format_types): Use unsigned_type_for instead of
2027 c_common_unsigned_type.
2028 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2029 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2030 c_common_unsigned_type.
2031 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2032 lang_hooks.types.unsigned_type.
2033 * expmed.c (make_tree): Use unsigned_type_for instead of
2034 lang_hooks.types.unsigned_type.
2035 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2036 lang_hooks.types.unsigned_type.
2037 (build_range_check): Likewise.
2038 (fold_unary): Likewise.
2039 (fold_binary): Likewise.
2040 (fold_ternary): Likewise.
2041 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2042 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2043 * tree.c (get_unsigned_type): New.
2044 (unsigned_type_for): Use get_unsigned_type instead of
2045 lang_hooks.types.unsigned_type.
2047 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2049 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2050 to m68k_get_function_kind. Update its prototype.
2051 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2053 (m68k_interrupt_function_p): Return enum m68k_function_type
2054 instead of bool. Rename to m68k_get_function_kind.
2055 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2057 (m68k_compute_frame_layout): Don't mark any register for save
2058 if an interrupt_thread attribute is specified.
2059 (m68k_hard_regno_rename_ok): Update a use of
2060 m68k_interrupt_function_p.
2061 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2062 m68k_interrupt_function_p.
2063 (m68k_function_type): New.
2064 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2065 for a function with an interrupt_thread attribute.
2066 * doc/extend.texi: Document the interrupt_thread attribute.
2068 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2070 Fix PR tree-optimization/31911
2071 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2072 if they didn't change the expression.
2074 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2076 * tree-scalar-evolution.c (resolve_mixers): Exported.
2077 * tree-scalar-evolution.h (resolve_mixers): Declare.
2078 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2079 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2080 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2081 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2082 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2083 strip_conversion, analyze_offset_expr, address_analysis,
2084 object_analysis, analyze_offset): Removed.
2085 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2086 split_constant_offset, canonicalize_base_object_address,
2087 object_address_invariant_in_loop_p, disjoint_objects_p,
2088 dr_may_alias_p, dr_address_invariant_p): New functions.
2089 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2090 and dr_analyze_alias.
2091 (initialize_data_dependence_relation): Use dr_may_alias_p
2092 and object_address_invariant_in_loop_p.
2093 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2095 (find_data_references_in_stmt): Restrict the analysis of data references
2096 to the given loop nest.
2097 (find_data_references_in_loop): Made static. Pass loop nest to
2098 find_data_references_in_stmt.
2099 (compute_data_dependences_for_loop): Use DR_VOPS.
2100 (free_data_ref): Free DR_VOPS.
2101 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2102 (struct innermost_loop_behavior): ... new.
2103 (struct base_object_info): Replaced by ...
2104 (struct indices): ... new.
2105 (struct dr_alias): New.
2106 (enum data_ref_type): Removed.
2107 (struct data_reference): Consist of struct innermost_loop_behavior,
2108 struct indices and struct dr_alias.
2109 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2110 (DR_MEMTAG): Renamed to ...
2111 (DR_SYMBOL_TAG): ... this.
2112 (find_data_references_in_loop): Declaration removed.
2113 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2114 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2115 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2116 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2118 2007-05-13 Revital Eres <eres@il.ibm.com>
2120 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2121 which walks virtual def-use chains to find redundant stores.
2122 (dse_optimize_stmt): Call it.
2124 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2126 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2127 * passes.c (init_optimization_passes): Move pass_jump_bypass
2130 * basic-block.h (bb_has_eh_pred): Fix style issue.
2132 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2134 PR rtl-optimization/31848
2135 * loop-invariant.c (move_invariant_reg): If we move an insn
2136 with a REG_EQUAL note, and that insn is not always executed,
2137 remove the REG_EQUAL note.
2139 2007-05-12 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/31797
2142 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2143 propagate into a stmt that has volatile ops.
2145 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2147 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2148 (gcc_tooldir): Likewise.
2149 * configure: Regenerate.
2150 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2151 old configure.ac gcc_tooldir setting.
2152 (prefix_to_exec_prefix): New variable.
2153 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2154 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2156 2007-05-11 Silvius Rus <rus@google.com>
2158 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2159 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2160 * c-common.h (strict_aliasing_warning): Change return type.
2161 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2162 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2163 (build_c_cast): Condition call to strict_aliasing_warning.
2164 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2165 * flags.h (set_Wstrict_aliasing): Declare.
2166 * opts.c (set_Wstrict_alising): Define, add call to.
2167 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2168 * tree-ssa-alias-warnings.c: New file.
2169 * tree-ssa-alias.c (compute_may_aliases): Add call to
2170 strict_aliasing_warning_backend.
2172 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2174 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2175 Use loop_depth and loop_outer accessor functions.
2176 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2177 determine_invariantness_stmt, move_computations_stmt): Ditto.
2178 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2179 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2180 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2181 * tree-scalar-evolution.c (interpret_loop_phi,
2182 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2183 instantiate_parameters_1, scev_const_prop): Ditto.
2184 * cfghooks.c (make_forwarder_block): Ditto.
2185 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2186 * modulo-sched.c (loop_canon_p): Ditto.
2187 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2188 slpeel_can_duplicate_loop_p): Ditto.
2189 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2190 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2191 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2192 cancel_loop, verify_loop_structure): Ditto.
2193 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2194 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2195 superloops vector instead of "pred" array.
2196 (establish_preds): Take father loop as an argument. Initialize the
2198 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2199 initialize loop->outer.
2200 (flow_loop_tree_node_remove): Truncate the superloops vector.
2201 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2202 "pred" merged to "superloops" vector.
2203 (loop_depth, loop_outer): New.
2204 (fel_init): Use loop_outer.
2206 2007-05-11 Jan Hubicka <jh@suse.cz>
2208 * cgraphunit.c: Include gt-cgraphunit.h
2209 (static_ctors, static_dtors): New static vars.
2210 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2211 based on implementation in c-common.c
2212 (cgraph_finalize_function): Call record_cdtor_fn.
2213 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2214 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2215 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2216 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2217 build_cdtor, c_build_cdtor_fns): Remove.
2218 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2219 c_build_cdtor_fns): Remove prototype.
2221 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2224 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2225 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2226 * builtins.c (fold_builtin_memchr): New.
2227 (expand_builtin_memchr): Call the latter.
2228 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2229 * doc/extend.texi ([Other built-in functions provided by GCC]):
2232 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2234 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2235 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2236 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2237 PFPO_OP1_TYPE_SHIFT): Constants added.
2238 (DFP_ALL): Mode macro defined.
2239 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2240 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2241 Insn definitions added.
2242 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2243 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2246 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2248 PR tree-optimization/31885
2249 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2251 (automatically_generated_chrec_p): Return false for NULL.
2253 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2255 * config/bfin/bfin.h (MOVE_RATIO): Define.
2257 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2259 * config.gcc (sparc-wrs-vxworks): New target.
2260 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2261 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2262 * config/sparc/sparc.h: Include vxworks-dummy.h.
2263 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2264 include LABEL_REFs too.
2265 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2266 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2268 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2270 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2271 (sparc_emit_call_insn): New function.
2272 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2273 functions when generating VxWorks PIC.
2274 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2275 (call, call_value): Use sparc_emit_call_insn instead of
2278 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2280 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2282 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2284 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2285 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2286 instead of operand_subword.
2288 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2290 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2291 * config/bfin/bfin.c (bfin_local_alignment): New function.
2292 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2294 2007-05-08 Chao-ying Fu <fu@mips.com>
2296 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2297 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2298 (smsub_widen_optab, umsub_widen_optab): Define.
2299 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2301 * genopinit.c (optabs): Fill in smsub_widen_optab and
2303 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2304 and umsub_widen_optab to implement multiply-subtract sequences.
2305 * config/mips/mips.md (*msac<u>_di): Rename to...
2306 (<u>msubsidi4): ...this. Extend condition to include
2307 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2308 of operand 0 to "ka" and use the three-operand form of msub<u>
2310 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2313 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2315 PR rtl-optimization/28011
2316 * reload.c (push_reload): Set dont_share if IN appears in OUT
2317 also when IN is a PLUS rtx.
2318 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2321 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2323 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2324 call unshare_all_decls.
2325 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2326 (unshare_all_decls): Remove.
2328 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2331 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2334 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2335 Nigel Stephens <nigel@mips.com>
2337 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2338 Update comments and all uses.
2339 (MIN_FPRS_PER_FMT): Define.
2340 * config/mips/mips.c (function_arg): Fix to correctly handle
2341 the -mips32r2 -mfp64 -mabi=32 case.
2342 (override_options): Enable use of odd-numbered registers for
2343 SFmode values on MIPS32.
2344 (mips_save_reg_p): Save whole floating-point register pair if
2345 either half is used.
2346 (compute_frame_size): Fix comment.
2348 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2350 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2351 argument of type bool.
2352 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2353 argument. Safely select temporary P register according to it.
2354 (do_link): Change call site of add_to_reg accordingly.
2355 (do_unlink): Add epilogue_p as a fourth argument and pass it
2357 (expand_interrupt_handler_epilogue): Change call of do_unlink
2359 (bfin_expand_prologue): Add a third argument sibcall_p.
2360 * config/bfin/bfin.md (epilogue): Change call of
2361 bfin_expand_epilogue accordingly.
2362 (sibcall_epilogue): Likewise.
2363 (eh_return_internal): Likewise.
2365 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2366 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2367 * config/bfin/bfin.c (bfin_handle_option): Handle
2368 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2369 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2370 Support bf534, bf536 and bf561.
2371 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2373 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2376 * config/i386/i386.c (ix86_function_regparm): Process local
2377 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2379 2007-05-07 Mike Stump <mrs@apple.com>
2381 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2382 also checks for and while statements in C++.
2384 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2386 * gcc.c (at_file_supplied): New variable.
2387 (main): Set it if we expanded argv.
2388 (do_spec_1): Pass an @-file to the linker if we were called with
2389 an @-file argument and HAVE_GNU_LD.
2390 * collect2.c (at_file_supplied): New variable.
2391 (response_file): New variable.
2392 (collect_exit): Unlink response_file if necessary.
2393 (handler): Likewise.
2394 (do_wait): Likewise.
2395 (main): Set at_file_supplied if we expanded argv.
2396 (collect_execute): Pass an @-file to subprocesses if we were called
2397 with an @-file argument.
2398 * configure.ac: Add define for HAVE_GNU_LD.
2399 * configure: Regenerate.
2400 * config.in: Regenerate.
2402 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2404 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2410 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2412 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2413 (TARGET_ENCODE_SECTION_INFO): Re-define.
2414 (m32c_encode_section_info): New
2415 (function_vector_handler): New
2416 (current_function_special_page_vector): New
2417 (m32c_special_page_vector_p): New.
2418 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2420 * config/m32c/jump.md: Added instruction JSRS for functions
2421 with attribute "function_vector".
2422 * doc/extend.texi (function_vector): Added description
2423 for M16C, M32C targets.
2425 2007-05-07 DJ Delorie <dj@redhat.com>
2428 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2429 ashrpsi3, lshrpsi3): Update shift count constraint.
2431 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2432 Nathan Froyd <froydnj@codesourcery.com>
2435 * c-incpath.c (add_path): Strip trailing path separators.
2437 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2439 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2440 Free dominance info before purging EH edges.
2441 (eliminate_degenerate_phis): Likewise.
2442 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2444 2007-05-07 Jan Hubicka <jh@suse.cz>
2446 * gimplify.c (gimplify_expr): Do not crash when folding
2447 (void *)(int)&a + 4.
2449 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2452 * c-opts.c (lang_fortran): Make it non static.
2453 * c-common.h (lang_fortran): New prototype.
2454 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2455 -lang-fortran option was passed by the driver.
2457 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2459 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2460 of ASSERT_CHECKING. Tweak message.
2462 2007-05-06 Revital Eres <eres@il.ibm.com>
2465 * loop-unroll.c (insert_var_expansion_initialization):
2466 Initialize the expansions with -zero instead of +zero.
2468 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2470 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2471 into pic and non-pic versions. Mark r19 as used for
2472 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2473 for tgd_load, tld_load and tie_load .
2474 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2475 version of tgd_load, tld_load and tie_load depending on the
2478 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2479 Jakub Jelinek <jakub@redhat.com>
2481 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2482 (__do_global_dtors_aux): Use more paranoid loop to run
2483 destructors if HIDDEN_DTOR_LIST_END.
2484 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2486 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2488 * varasm.c (align_variable): Don't increase alignment for
2489 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2490 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2492 2007-05-04 Josh Conner <jconner@apple.com>
2494 * basic-block.h (cdi_direction): Assign values to all enumeration
2496 (dom_computed): Remove.
2497 (dom_info_state): New.
2498 (set_dom_info_availability): New.
2499 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2500 walk_data.dom_direction.
2501 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2502 instead of dom_computed[].
2503 (split_edge): Likewise.
2504 (create_basic_block): Likewise.
2505 (merge_blocks): Likewise.
2506 * ifcvt.c (find_if_header): Likewise.
2507 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2508 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2509 * tree-ssa.c (verify_ssa): Likewise.
2510 * tree-cfg.c (tree_verify_flow_info): Likewise.
2511 (remove_edge_and_dominated_blocks): Likewise.
2512 * dominance.c (dom_computed): Make static.
2513 (calc_dfs_tree_nonrec): Change third param to a bool.
2514 (calc_dfs_tree): Change second param to a bool.
2515 (calc_idioms): Change second param to a bool. Use
2516 dom_convert_dir_to_idx.
2517 (init_dom_info): Validate dir before using.
2518 (dom_convert_dir_to_idx): New.
2519 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2520 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2521 (free_dominance_info): Use dom_convert_dir_to_idx.
2522 (get_immediate_dominator): Likewise.
2523 (set_immediate_dominator): Likewise.
2524 (get_dominated_by): Likewise.
2525 (redirect_immediate_dominators): Likewise.
2526 (nearest_common_denominator): Likewise.
2527 (dominated_by_p): Likewise.
2528 (bb_dom_dfs_in): Likewise.
2529 (bb_dom_dfs_out): Likewise.
2530 (recount_dominator): Likewise.
2531 (iterate_fix_dominators): Likewise.
2532 (add_to_dominance_info): Likewise.
2533 (delete_from_dominance_info): Likewise.
2534 (first_dom_son): Likewise.
2535 (next_dom_son): Likewise.
2536 (dom_info_available_p): Likewise.
2537 (dom_info_state): New.
2538 (set_dom_info_availability): New.
2540 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2542 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2544 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2546 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2548 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2549 (subdi3, subdi_carry): Delete.
2551 2007-05-04 Jan Hubicka <jh@suse.cz>
2552 Richard Guenther <rguenther@suse.de>
2554 * opts.c (decode_options): Do not fiddle with inlining
2555 parameters in case of optimizing for size.
2556 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2557 for size do nothing.
2558 (cgraph_decide_inlining_of_small_function): When optimizing for
2559 size never inline functions increasing caller size.
2560 (cgraph_early_inlining): Inline for size when optimizing for size.
2562 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2564 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2565 logical operations piecewise.
2566 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2567 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2568 subdi_sesidi_di): Delete.
2569 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2570 the generated sequence. Allow three-reg add in constraints. Rewrite
2571 the rtl expression for carry to avoid zero_extend of a constant.
2572 (sub_with_carry): New pattern.
2573 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2574 different sequence not involving jumps.
2575 (notbi): Now a named pattern.
2577 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2579 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2580 Add the note about a significant loss of accuracy of some
2581 mathematical routines when these options are used.
2583 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2585 * haifa-sched.c (rtx_vec_t): New typedef.
2586 (contributes_to_priority_p): Extract piece of priority () into new
2588 (priority): Use the function. Add assertion.
2589 (rank_for_schedule, set_priorities): Add assertion to check that
2590 insn's priority is initialized.
2591 (clear_priorities, calc_priorities): Change signature. Make it update
2592 all relevant insns. Update all callers ('add_to_speculative_block ()'
2593 and 'create_block_check_twin ()').
2594 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2595 Add new field 'priority_status'.
2596 (INSN_PRIORITY_STATUS): New macro.
2597 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2599 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2601 * sched-ebb.c (debug_ebb_dependencies): New static function.
2602 (init_ready_list): Use it.
2604 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2605 with changed signature and 'debug_rgn_dependencies ()'.
2606 (debug_rgn_dependencies): New static function.
2607 (init_ready_list): Use it.
2609 * sched-int.h (debug_dependencies): Declare.
2611 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2613 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2615 2007-05-04 Dirk Mueller <dmueller@suse.de>
2617 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2619 2007-05-03 Jan Hubicka <jh@suse.cz>
2621 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2622 for pointer type in more cases than before.
2624 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2626 * tree-object-size.c (plus_expr_object_size): When operand size is
2627 unknown, return unknown.
2629 2007-05-03 Dirk Mueller <dmueller@suse.de>
2631 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2633 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2636 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2638 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2640 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2642 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2644 * config/soft-fp/double.h, config/soft-fp/extended.h,
2645 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2646 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2647 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2648 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2651 2007-05-03 Ian Lance Taylor <iant@google.com>
2653 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2654 MASK_PPC_GFXOPT for 8540 or 8548.
2656 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2658 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2659 vect_print_dump_info() to output debug information.
2661 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2664 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2665 operands of size 2 when operand is not MEM_P.
2667 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2669 PR tree-optimization/30565
2670 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2672 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2674 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2675 (umulsi3_highpart): Use them.
2676 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2677 for final accumulator to D regisster tranfser.
2679 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2681 PR tree-optimization/31699
2682 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2684 (vect_enhance_data_refs_alignment): Compute peel amount using
2685 TYPE_VECTOR_SUBPARTS instead of vf.
2686 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2688 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2691 * system.h: Remove inclusion of double-int.h
2692 * tree.h: Include double-int.h
2693 * gengtype.c: Likewise
2694 * cfgloop.h: Likewise
2695 * Makefile.in: Adjust dependencies on double-int.h
2697 2007-05-02 Eric Christopher <echristo@apple.com>
2699 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2700 -shared to -Zdynamiclib.
2702 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2705 * c-common.c (strip_pointer_or_array_types): New function.
2706 * c-common.h (strip_pointer_or_array_types): New function declaration.
2708 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2710 PR tree-optimization/31771
2711 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2713 2007-05-02 Paul Brook <paul@codesourcery.com>
2715 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2717 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2720 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2723 2007-05-02 Nick Clifton <nickc@redhat.com>
2725 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2727 2007-05-02 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/31146
2730 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2731 argument, single_use_p. If we have a single use that is
2732 a conversion to the definition rhs type, propagate that rhs.
2733 (forward_propagate_addr_expr): Pass single_use_p argument
2734 to forward_propagate_addr_expr_1.
2736 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2738 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2741 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2743 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2744 'AMD Family 10 core'.
2746 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2748 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2749 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2750 with SSE3 instruction set support.
2751 * doc/invoke.texi: Likewise.
2753 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2755 * config/i386/i386.c (override_options): Tuning 32-byte loop
2756 alignment for amdfam10 architecture. Increasing the max loop
2757 alignment to 24 bytes.
2759 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2761 * config/m68k/constraints.md: New.
2762 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2763 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2764 EXTRA_CONSTRAINT): Remove.
2765 * config/m68k/m68k.md: Include constraints.md.
2766 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2768 2007-05-01 Ian Lance Taylor <iant@google.com>
2770 PR tree-optimization/31739
2771 * tree-vrp.c (vrp_val_is_max): New static function.
2772 (vrp_val_is_min): New static function.
2773 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2775 (set_value_range): Use vrp_val_is_{max,min}.
2776 (extract_range_from_assert): Likewise.
2777 (extract_range_from_binary_expr): Likewise.
2778 (extract_range_from_unary_expr): Likewise.
2779 (dump_value_range, vrp_meet): Likewise.
2780 (vrp_visit_phi_node): Likewise.
2781 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2783 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2785 * config/i386/gmon-sol2.c (size_t): New type.
2786 (intptr_t): Likewise.
2787 (s_textsize): Declare as size_t.
2789 (monstartup): Use size_t for sizes.
2790 (_mcount): Save and restore registers.
2791 (internal_mcount): Pass 0 as the first argument to monstartup
2793 (moncontrol): Convert pointer to appropriately sized integer
2794 before passing to profil.
2796 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2798 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2799 __NO_FPRS__, not just if _SOFT_DOUBLE.
2800 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2801 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2802 also for E500 double.
2803 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2804 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2807 2007-05-01 Richard Guenther <rguenther@suse.de>
2809 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2812 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2814 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2816 2007-05-01 Jan Hubicka <jh@suse.cz>
2818 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2821 2007-05-01 Jan Hubicka <jh@suse.cz>
2823 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2824 (maybe_fold_offset_to_reference): Declare.
2825 * fold-const.c (fold_unary): Do not fold
2826 (type *)&A into &A->field_of_type_and_offset_0
2827 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2828 size is unknown, give up.
2829 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2831 (maybe_fold_offset_to_reference): New.
2832 (maybe_fold_stmt_indirect): Use it.
2833 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2834 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2836 (gimplify_expr): Likewise for plus_expr.
2838 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2840 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2841 bsi_after_labels. Always insert statements before bsi.
2842 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2843 * predict.c (apply_return_prediction): Check for empty blocks.
2844 * cfgexpand.c (lab_rtx_for_bb): New variable.
2845 (label_rtx_for_bb): Do not create new tree labels.
2846 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2847 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2848 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2850 (label_for_bb): Add field used.
2851 (update_eh_label, main_block_label): Mark the label used.
2852 (cleanup_dead_labels): Remove unused labels.
2854 2007-05-01 Richard Guenther <rguenther@suse.de>
2856 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2857 if it is not about to be set.
2858 (get_value_range): Do not pre-allocate equiv bitmap.
2859 (update_value_range): No need to clear equiv field.
2860 (add_equivalence): Change prototype to get bitmap pointer.
2861 Allocate bitmap here if it is not already.
2862 (extract_range_from_assert): Do not allocate bitmap here.
2863 Update callers to add_equivalence.
2864 (extract_range_from_ssa_name): Likewise.
2865 (get_vr_for_comparison): New static helper.
2866 (compare_name_with_value): Handle NULL equiv bitmap by
2867 peeling the first iteration of the comparison loop.
2868 Use get_vr_for_comparison.
2869 (compare_names): Handle NULL equiv bitmaps by using fake
2870 ones. Use get_vr_for_comparison.
2872 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2874 * double-int.c (mpz_set_double_int): Moved from
2875 tree-ssa-loop-niter.c.
2876 (mpz_get_double_int): Likewise; also, add option to wrap
2877 out-of-range integers.
2878 * double-int.h: New prototypes for above.
2879 * tree.c (get_static_type_bounds): Moved from
2880 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2881 TYPE_MAX_VALUE if they exist..
2882 * tree.h: New prototype for above.
2883 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2884 get_type_bounds calls.
2885 (mpz_set_double_int): Move to double-int.c.
2886 (get_type_bounds): Move to tree.c, rename to
2887 get_static_type_bounds.
2888 (mpz_to_double_int): Move to double-int.c, rename to
2891 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2893 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2894 DIV0 exception can fall through to a normal return.
2896 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2900 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2901 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2902 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2903 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2904 initialize align to silence bogus warning.
2905 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2906 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2908 (struct sra_walk_fns): Remove use_all parameter from use.
2909 (sra_hash_tree): Handle BIT_FIELD_REFs.
2910 (sra_elt_hash): Don't hash bitfld blocks.
2911 (sra_elt_eq): Skip them in parent compares as well. Handle
2913 (sra_walk_expr): Don't maintain or pass down use_all_p.
2914 (scan_use): Remove use_all parameter.
2915 (scalarize_use): Likewise. Re-expand assignment to
2916 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2917 output, and re-scalarize after output. Don't mark anything
2919 (scalarize_ldst): Adjust.
2920 (scalarize_walk_gimple_modify_statement): Likewise.
2921 (build_element_name_1): Handle BIT_FIELD_REFs.
2922 (instantiate_element): Don't warn for any element whose parent
2924 (instantiate_missing_elements_1): Return the sra_elt.
2925 (canon_type_for_field): New.
2926 (try_instantiate_multiple_fields): New.
2927 (instantiate_missing_elemnts): Use them.
2928 (mark_no_warning): Removed.
2929 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2930 (REPLDUP, sra_build_elt_assignment): New.
2931 (generate_copy_inout): Use them.
2932 (generate_element_copy): Likewise. Handle bitfld differences.
2933 (generate_element_zero): Don't recurse for blocks. Use
2934 sra_build_elt_assignment.
2935 (generate_one_element_int): Take elt instead of var. Use
2936 sra_build_elt_assignment.
2937 (generate_element_init_1): Adjust.
2938 (scalarize_use, scalarize_copy): Use REPLDUP.
2939 (scalarize_ldst): Move assert before dereference.
2940 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2942 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2945 * tree.c (reconstruct_complex_type): Reconstruct a reference
2947 Also use the same mode for the pointer as the old pointer type.
2949 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2951 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2954 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2956 PR rtl-optimization/31676
2957 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2958 (df_refs_record): Call it.
2960 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2962 * rtl.def (SS_ABS): New code.
2963 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2964 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2965 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2966 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2967 (bfin_init_builtins): Define them.
2968 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2969 (bfin_expand_builtin): ... and handle the others here.
2970 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2971 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2972 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2973 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2974 operand is only HImode.
2976 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2978 * regclass.c (scan_one_insn): Remove splitting of
2981 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2982 Nigel Stephens <nigel@mips.com>
2984 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2986 2007-04-28 Jan Hubicka <jh@suse.cz>
2988 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2989 insn_locators_alloc instead of insn_locators_initialize;
2990 call reset_block_changes.
2991 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2992 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2993 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2994 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2995 * config/score/score.c (th_output_mi_thunk): Likewise.
2996 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2997 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2998 tolerate uninitialized locator info.
3001 * function.c (init_function_start): Don't init line number info.
3002 (expand_function_end): Update.
3003 (reset_block_changes, record_block_change, finalize_block_changes,
3004 check_block_change, free_block_changes): Kill.
3005 * function.h (reset_block_changes, record_block_change,
3006 finalize_block_changes, check_block_change, free_block_changes): Remove
3008 (struct function): Remove ib_boundaries_block.
3009 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3010 Use curr_insn_locator to initialize locator.
3011 (emit_line_note): Remove.
3012 * cfgexpand.c (expand_gimple_cond_expr): Update.
3013 (construct_exit_block): Likewise.
3014 (tree_expand_cfg): Initialize/finalize locators.
3015 * expr.c (expand_expr_real): Update.
3016 * cfglayout.c (line_locators_locs, line_locators_lines,
3017 file_locators_locs, file_locators_files): Remove.
3018 (set_block_levels): Move to cfgexpand.c.
3019 (insn_locators_initialize): Remove.
3020 (pass_insn_locators_initialize): Remove.
3021 (locations_locators_locs, locations_locators_vals): New static vars.
3022 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3024 (insn_locators_alloc, insn_locators_finalize,
3025 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3027 (locator_location): New.
3028 (locator_line, locator_file): Rewrite.
3029 * rtl.h (emit_line_note): Kill.
3030 (insn_locators_alloc, insn_locators_finalize,
3031 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3033 * tree-inline.c (initialize_cfun): Do not initialize
3034 ib_boundaries_block.
3035 * passes.c (pass_insn_locators_initialize): Remove.
3037 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3039 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3040 info. Update last_basic_block correctly.
3042 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3045 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3046 register itself to hold the offset constant. Tell flow the use
3047 of r4 and r5 when they are used.
3049 2007-04-27 Richard Guenther <rguenther@suse.de>
3051 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3052 if we simplified anything.
3053 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3054 warnings until we did a simplification and the stmt was not
3055 marked as TREE_NO_WARNING.
3057 2007-04-27 Mike Stump <mrs@apple.com>
3059 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3061 2007-04-27 Ian Lance Taylor <iant@google.com>
3064 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3065 TYPE_MAX_VALUE exist, convert them to the new type.
3067 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3069 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3070 if it claims to be available.
3071 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3073 (perform_tree_ssa_dce): Always free postdominators.
3075 2007-04-27 Richard Henderson <rth@redhat.com>
3077 * config/alpha/predicates.md (aligned_memory_operand): Mark
3078 as define_special_predicate.
3079 (unaligned_memory_operand, normal_memory_operand): Likewise.
3080 (reg_or_unaligned_mem_operand): Remove.
3081 (any_memory_operand): Match the documentation and check for
3082 non-renumbered pseudos during reload.
3083 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3084 alpha_secondary_reload_class, update to new interface, make static.
3085 Handle CQImode like HImode. Remove FP subreg check.
3086 (alpha_expand_mov): Use replace_equiv_address.
3087 (alpha_expand_mov_nobwx): Use any_memory_operand.
3088 (TARGET_SECONDARY_RELOAD): New.
3089 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3090 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3091 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3092 * config/alpha/alpha.md: ... here.
3093 (RELOAD12, reloadmode): New.
3095 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3096 Don't handle the aligned case here.
3097 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3098 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3099 reload_inhi_help. Don't expect a scratch register.
3100 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3102 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3104 2007-04-27 Richard Guenther <rguenther@suse.de>
3106 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3108 2007-04-27 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/30965
3111 PR tree-optimization/30978
3112 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3113 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3114 (find_equivalent_equality_comparison): Likewise.
3115 (simplify_cond): Likewise.
3116 (get_prop_source_stmt): New helper.
3117 (get_prop_dest_stmt): Likewise.
3118 (can_propagate_from): Likewise.
3119 (remove_prop_source_from_use): Likewise.
3120 (combine_cond_expr_cond): Likewise.
3121 (forward_propagate_comparison): New function.
3122 (forward_propagate_into_cond): Rewrite to use fold for
3124 (tree_ssa_forward_propagate_single_use_vars): Call
3125 forward_propagate_comparison to propagate comparisons.
3127 2007-04-27 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/31715
3130 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3131 sure to do computation on the offset in an appropriate
3134 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3136 * reload.h (elimination_target_reg_p): Declare.
3137 * reload.c (find_reloads): Don't apply the reg_rtx move
3138 optimization if the SET_DEST satisfies elimination_target_reg_p.
3139 * reload1.c (elimination_target_reg_p): New function.
3140 (gen_reload): In the move/add2 fallback, make sure that op0
3141 does not overlap the destination register.
3143 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3145 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3146 transform only GIMPLE_MODIFY_STMTs.
3147 * tree-complex.c (expand_complex_operations_1): Ditto.
3148 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3149 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3150 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3152 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3153 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3154 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3155 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3156 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3157 slpeel_add_loop_guard): Ditto.
3158 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3159 * lambda-code.c (perfect_nestify): Ditto.
3160 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3161 before the first statement.
3162 * tree-optimize.c (execute_free_datastructures): Fix comments.
3163 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3164 * tree-flow.h (disband_implicit_edges): Declaration removed.
3165 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3167 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3169 (disband_implicit_edges, has_label_p): Removed.
3170 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3171 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3173 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3175 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3176 also for COND_EXPRs.
3177 * cfgexpand.c (label_rtx_for_bb): New function.
3178 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3179 Use label_rtx_for_bb to find the labels.
3180 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3181 last block. Detect fallthru edges.
3183 2007-04-26 Ian Lance Taylor <iant@google.com>
3186 * reload.c (find_reloads_subreg_address): If the address was valid
3187 in the original mode but not in the new mode, reload the whole
3190 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3192 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3193 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3194 (cleanup_control_expr_graph): Do not invalidate dominance info.
3195 Record altered blocks.
3196 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3197 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3198 cleanup_tree_cfg_bb): New functions.
3199 (remove_forwarder_block): Do not maintain the worklist of blocks.
3200 Record altered blocks.
3201 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3203 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3204 delete_unreachable_blocks if dominators are not available.
3205 * tree-inline.c (optimize_inline_calls): Free dominance information
3207 * tree-flow.h (remove_edge_and_dominated_blocks,
3208 cfgcleanup_altered_bbs): Altered.
3209 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3211 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3213 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3214 do not invalidate dominators.
3216 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3218 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3219 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3220 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3221 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3223 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3225 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3227 2007-04-26 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/31703
3230 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3231 the right type for the target of the bittest.
3233 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3235 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3236 ix86_sol10_return_in_memory.
3238 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3240 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3243 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3246 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3248 PR tree-optimization/30558
3249 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3250 clear this_state.prev_try.
3252 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3253 Mark Mitchell <mark@codesourcery.com>
3255 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3256 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3257 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3259 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3262 * doc/invoke.texi (%:print-asm-header): Document.
3263 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3265 (static_spec_functions): Add print-asm-header.
3266 (main): Print a banner before the --target-help linker options.
3267 (print_asm_header_spec_function): New function.
3269 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3272 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3273 (movsf_ie): Likewise.
3275 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3277 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3279 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3281 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3283 (__umodsi3, __modsi3): Likewise.
3285 2007-04-25 Dirk Mueller <dmueller@suse.de>
3287 * c-typeck.c (build_compound_expr): Annotate warning()
3288 call with OPT_Wunused_value.
3289 * tree-ssa.c (warn_uninit): Annotate warning with
3291 * c-common.c (handle_sentinel_attribute): Annotate warning
3292 call with OPT_Wattributes.
3294 2007-04-25 Thiemo Seufer <ths@mips.com>
3296 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3298 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3299 on to the assembler. Improve handling of -mno-mips16. Add handling
3300 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3301 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3302 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3303 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3305 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3308 * config/i386/winnt.c (i386_pe_file_end): Strip only
3309 USER_LABEL_PREFIX when writing export name.
3311 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3313 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3314 sh/elf.h, vx-common.h and vxworks.h.
3315 * config/sh/sh.h: Include config/vxworks-dummy.h.
3316 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3317 (OVERRIDE_OPTIONS): Use it.
3318 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3319 (vxworks_picreg): New pattern.
3320 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3321 VXWORKS_OS_CPP_BUILTINS.
3322 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3323 to their VXWORKS_* equivalents.
3324 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3325 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3326 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3327 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3328 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3329 -mrtp/-fPIC multilibs.
3330 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3331 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3332 (MULTILIB_OSDIRNAMES): Delete.
3334 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3337 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3339 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3341 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3342 rounding mode to be specified by the caller.
3343 (real_to_mpfr) Likewise.
3344 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3345 include new arguments.
3346 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3348 2007-04-24 Ian Lance Taylor <iant@google.com>
3350 PR tree-optimization/31605
3351 * tree-vrp.c (set_value_range): Check that min and max are not
3352 both overflow infinities.
3353 (set_value_range_to_value): New static function.
3354 (extract_range_from_binary_expr): Call set_value_range_to_value.
3355 (extract_range_from_cond_expr): Likewise.
3356 (extract_range_from_expr): Likewise.
3357 (extract_range_from_unary_expr): Likewise. Don't create a range
3358 which overflows on both sides.
3359 (vrp_meet): Check for a useless range.
3360 (vrp_visit_phi_node): If we see a constant which looks like an
3361 overflow infinity, turn off the TREE_OVERFLOW flag.
3363 2007-04-24 Ian Lance Taylor <iant@google.com>
3365 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3367 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3370 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3371 diagnostic message is being built.
3372 * tree-pretty-print.c (dump_generic_node): Only write the
3373 formatted text into BUFFER's stream if we are not building a
3375 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3377 * Makefile.in (toplev.o): Depend on tree-pass.h.
3379 2007-04-24 Ian Lance Taylor <iant@google.com>
3381 PR tree-optimization/31602
3382 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3383 conditionals in the copied loop header.
3384 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3385 warnings if TREE_NO_WARNING is set.
3386 * doc/invoke.texi (Warning Options): Clarify that
3387 -Wstrict-overflow does not warn about loops.
3389 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3391 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3392 expand on the comment about _Decimal128 arguments and check the
3393 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3394 that _Decimal128 argument uses even/odd register pair.
3395 (function_arg): Ditto.
3397 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3399 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3400 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3402 2007-04-24 Richard Guenther <rguenther@suse.de>
3403 Olga Golovanevsky <olga@il.ibm.com>
3405 * fold-const.c (multiple_of_p): Check for bottom
3408 2007-04-24 Richard Henderson <rth@redhat.com>
3410 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3411 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3412 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3413 looking for non-zero bits shifted out. Avoid a recursive call
3414 when constructing the scalar.
3415 (__floatundisf): Likewise.
3417 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3419 * dwarf2out.c (field_byte_offset): Move the existing logic
3420 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3421 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3423 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3426 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3427 argument of 0 for memset.
3428 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3429 unsigned shift instead of the signed variant.
3431 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3433 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3434 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3435 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3436 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3437 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3438 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3439 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3440 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3441 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3442 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3443 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3444 "mul<mode>3", "div<mode>3"): Insn definitions added.
3445 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3446 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3447 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3448 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3449 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3450 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3451 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3452 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3453 TARGET_FLOAT_FORMAT): Macro definitions removed.
3454 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3455 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3456 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3457 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3458 (s390_gen_rtx_const_DI): Function removed.
3459 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3461 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3463 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3464 over an external ffs function.
3466 2007-04-24 Chao-ying Fu <fu@mips.com>
3467 Richard Sandiford <richard@nildram.co.uk>
3469 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3470 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3471 (smadd_widen_optab, umadd_widen_optab): Define.
3472 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3474 * genopinit.c (optabs): Fill in smadd_widen_optab and
3476 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3477 and umadd_widen_optab to implement multiply-add sequences.
3478 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3479 (<u>maddsidi4): ...this. Extend condition to include
3480 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3481 of operand 0 to "ka" and use the three-operand form of madd<u>
3483 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3485 * config/mips/constraints.md (ka): New register constraint.
3487 2007-04-24 Jan Hubicka <j@suse.cz>
3491 2007-04-23 Jan Hubicka <jh@suse.cz>
3492 * function.c (init_function_start): Don't init line number info.
3493 (expand_function_end): Update.
3494 (reset_block_changes, record_block_change, finalize_block_changes,
3495 check_block_change, free_block_changes): Kill.
3496 * function.h (reset_block_changes, record_block_change,
3497 finalize_block_changes, check_block_change, free_block_changes): Remove
3499 (struct function): Remove ib_boundaries_block.
3500 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3501 Use curr_insn_locator to initialize locator.
3502 (emit_line_note): Remove.
3503 * cfgexpand.c (expand_gimple_cond_expr): Update.
3504 (construct_exit_block): Likewise.
3505 (tree_expand_cfg): Initialize/finalize locators.
3506 * expr.c (expand_expr_real): Update.
3507 * cfglayout.c (line_locators_locs, line_locators_lines,
3508 file_locators_locs, file_locators_files): Remove.
3509 (set_block_levels): Move to cfgexpand.c.
3510 (insn_locators_initialize): Remove.
3511 (pass_insn_locators_initialize): Remove.
3512 (locations_locators_locs, locations_locators_vals): New static vars.
3513 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3515 (insn_locators_alloc, insn_locators_finalize,
3516 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3518 (locator_location): New.
3519 (locator_line, locator_file): Rewrite.
3520 * rtl.h (emit_line_note): Kill.
3521 (insn_locators_alloc, insn_locators_finalize,
3522 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3524 * tree-inline.c (initialize_cfun): Do not initialize
3525 ib_boundaries_block.
3526 * passes.c (pass_insn_locators_initialize): Remove.
3528 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3530 * doc/invoke.texi: Removed leading '-' from option index entries.
3532 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3534 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3536 (create_phi_node): Use set_phi_nodes.
3537 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3538 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3539 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3540 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3541 (bsi_start, bsi_last): Use bb_stmt_list.
3542 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3543 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3544 Traverse the statements using tsi iterator.
3545 * basic-block.h (struct basic_block_def): Fields stmt_list
3546 and phi_nodes moved to ...
3547 (struct tree_bb_info): ... new structure.
3548 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3549 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3550 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3551 (tree_verify_flow_info): Verify that il.tree is not set for
3552 entry and exit block.
3553 (tree_split_block): Use set_bb_stmt_list.
3555 2007-04-23 Mike Stump <mrs@apple.com>
3557 * config/i386/i386.c (ix86_tune_features
3558 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3561 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3563 * config/i386/i386.md (prefix_extra): New attribute.
3564 (length): Add prefix_extra.
3566 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3567 (sse2_movntv2di): Likewise.
3568 (sse2_cvtps2dq): Likewise.
3569 (sse2_cvtpd2pi): Likewise.
3570 (sse2_cvttpd2pi): Likewise.
3571 (*sse2_cvtpd2ps): Likewise.
3572 (*add<mode>3): Likewise.
3573 (sse2_ssadd<mode>3): Likewise.
3574 (sse2_usadd<mode>3): Likewise.
3575 (*sub<mode>3): Likewise.
3576 (sse2_sssub<mode>3): Likewise.
3577 (sse2_ussub<mode>3): Likewise.
3578 (*mulv8hi3): Likewise.
3579 (*smulv8hi3_highpart): Likewise.
3580 (*umulv8hi3_highpart): Likewise.
3581 (sse2_umulv2siv2di3): Likewise.
3582 (sse2_pmaddwd): Likewise.
3583 (ashr<mode>3): Likewise.
3584 (lshr<mode>3): Likewise.
3585 (ashl<mode>3): Likewise.
3586 (sse2_ashlti3): Likewise.
3587 (sse2_lshrti3): Likewise.
3588 (*umaxv16qi3): Likewise.
3589 (*smaxv8hi3): Likewise.
3590 (*uminv16qi3): Likewise.
3591 (*sminv8hi3): Likewise.
3592 (sse2_eq<mode>3): Likewise.
3593 (sse2_gt<mode>3): Likewise.
3594 (*and<mode>3): Likewise.
3595 (sse2_nand<mode>3): Likewise.
3596 (*ior<mode>3): Likewise.
3597 (*xor<mode>3): Likewise.
3598 (sse2_packsswb): Likewise.
3599 (sse2_packssdw): Likewise.
3600 (sse2_packuswb): Likewise.
3601 (sse2_punpckhbw): Likewise.
3602 (sse2_punpcklbw): Likewise.
3603 (sse2_punpckhwd): Likewise.
3604 (sse2_punpcklwd): Likewise.
3605 (sse2_punpckhdq): Likewise.
3606 (sse2_punpckldq): Likewise.
3607 (sse2_punpckhqdq): Likewise.
3608 (sse2_punpcklqdq): Likewise.
3609 (*sse2_pinsrw): Likewise.
3610 (*sse2_pextrw): Likewise.
3611 (sse2_pshufd_1): Likewise.
3612 (sse2_uavgv16qi3): Likewise.
3613 (sse2_uavgv8hi3): Likewise.
3614 (sse2_psadbw): Likewise.
3615 (sse2_pmovmskb): Likewise.
3616 (*sse2_maskmovdqu): Likewise.
3617 (*sse2_maskmovdqu_rex64): Likewise.
3618 (sse4a_extrqi): Likewise.
3619 (sse4a_extrq): Likewise.
3620 (sse3_lddqu): Set prefix_rep.
3621 (sse3_addsubv4sf3): Likewise.
3622 (sse3_haddv4sf3): Likewise.
3623 (sse3_hsubv4sf3): Likewise.
3624 (sse_cvtss2si): Likewise.
3625 (sse_cvtss2si_2): Likewise.
3626 (sse_cvtss2siq): Likewise.
3627 (sse_cvtss2siq_2): Likewise.
3628 (sse_cvttss2si): Likewise.
3629 (sse_cvttss2siq): Likewise.
3630 (sse2_cvttps2dq): Likewise.
3631 (sse3_movshdup): Likewise.
3632 (sse3_movsldup): Likewise.
3633 (sse2_cvtsd2si): Likewise.
3634 (sse2_cvtsd2si_2): Likewise.
3635 (sse2_cvtsd2siq): Likewise.
3636 (sse2_cvtsd2siq_2): Likewise.
3637 (sse2_cvttsd2si): Likewise.
3638 (sse2_cvttsd2siq): Likewise.
3639 (*sse2_cvtpd2dq): Likewise.
3640 (*sse2_cvttpd2dq): Likewise.
3641 (sse2_pshuflw_1): Likewise.
3642 (sse2_pshufhw_1): Likewise.
3643 (sse4a_insertqi): Likewise.
3644 (sse4a_insertq): Likewise.
3645 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3646 (ssse3_phadddv4si3): Likewise.
3647 (ssse3_phaddswv8hi3): Likewise.
3648 (ssse3_phsubwv8hi3): Likewise.
3649 (ssse3_phsubdv4si3): Likewise.
3650 (ssse3_phsubswv8hi3): Likewise.
3651 (ssse3_pmaddubswv8hi3): Likewise.
3652 (ssse3_pmulhrswv8hi3): Likewise.
3653 (ssse3_pshufbv16qi3): Likewise.
3654 (ssse3_psign<mode>3): Likewise.
3655 (ssse3_palignrti): Likewise.
3656 (abs<mode>2): Likewise.
3657 (ssse3_phaddwv4hi3): Set prefix_extra.
3658 (ssse3_phadddv2si3): Likewise.
3659 (ssse3_phaddswv4hi3): Likewise.
3660 (ssse3_phsubwv4hi3): Likewise.
3661 (ssse3_phsubdv2si3): Likewise.
3662 (ssse3_phsubswv4hi3): Likewise.
3663 (ssse3_pmaddubswv4hi3): Likewise.
3664 (ssse3_pmulhrswv4hi3): Likewise.
3665 (ssse3_pshufbv8qi3): Likewise.
3666 (ssse3_psign<mode>3): Likewise.
3667 (ssse3_palignrdi): Likewise.
3668 (abs<mode>2): Likewise.
3669 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3670 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3671 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3673 2007-04-23 Nick Clifton <nickc@redhat.com>
3675 * params.def: Fix formatting of emacs local variables.
3677 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3679 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3680 move if inter-unit move isn't allowed.
3681 Don't split moving the first element of V2DI to DI to inter-unit
3682 move if inter-unit move isn't allowed.
3684 2007-04-23 Richard Guenther <rguenther@suse.de>
3686 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3687 and CDI_POST_DOMINATORS separately.
3689 2007-04-23 Nick Clifton <nickc@redhat.com>
3691 * c.opt (Wformat-contains-nul): Add warning attribute.
3693 2007-04-23 Jan Hubicka <jh@suse.cz>
3695 * function.c (init_function_start): Don't init line number info.
3696 (expand_function_end): Update.
3697 (reset_block_changes, record_block_change, finalize_block_changes,
3698 check_block_change, free_block_changes): Kill.
3699 * function.h (reset_block_changes, record_block_change,
3700 finalize_block_changes, check_block_change, free_block_changes): Remove
3702 (struct function): Remove ib_boundaries_block.
3703 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3704 Use curr_insn_locator to initialize locator.
3705 (emit_line_note): Remove.
3706 * cfgexpand.c (expand_gimple_cond_expr): Update.
3707 (construct_exit_block): Likewise.
3708 (tree_expand_cfg): Initialize/finalize locators.
3709 * expr.c (expand_expr_real): Update.
3710 * cfglayout.c (line_locators_locs, line_locators_lines,
3711 file_locators_locs, file_locators_files): Remove.
3712 (set_block_levels): Move to cfgexpand.c.
3713 (insn_locators_initialize): Remove.
3714 (pass_insn_locators_initialize): Remove.
3715 (locations_locators_locs, locations_locators_vals): New static vars.
3716 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3718 (insn_locators_alloc, insn_locators_finalize,
3719 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3721 (locator_location): New.
3722 (locator_line, locator_file): Rewrite.
3723 * rtl.h (emit_line_note): Kill.
3724 (insn_locators_alloc, insn_locators_finalize,
3725 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3727 * tree-inline.c (initialize_cfun): Do not initialize
3728 ib_boundaries_block.
3729 * passes.c (pass_insn_locators_initialize): Remove.
3731 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3734 * expr.c (reduce_to_bit_field_precision): Handle
3737 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3739 PR tree-optimization/24659
3740 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3741 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3742 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3743 * genopinit.c (optabs): Rename vec_pack_mod_optab
3744 to vec_pack_trunc_optab.
3745 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3746 early for scalar floating point operands for NOP_EXPR.
3747 (vectorizable_type_promotion): Ditto.
3748 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3749 vec_pack_trunc_optab.
3750 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3752 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3753 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3754 Rename from VEC_PACK_MOD_EXPR.
3755 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3756 * expr.c (expand_expr_real_1): Ditto.
3757 * tree-inline.c (estimate_num_insns_1): Ditto.
3758 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3760 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3761 (vec_unpacks_lo_v4sf): Ditto.
3762 (vec_pack_trunc_v2df): Ditto.
3763 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3764 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3765 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3767 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3769 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3771 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3772 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3773 packing of floating point operands.
3774 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3775 represent unpacking of floating point operands.
3776 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3777 [vec_unpacks_hi]: Ditto.
3778 [vec_unpacks_lo]: Ditto.
3780 2007-04-22 Jan Hubicka <jh@suse.cz>
3782 * final.c (rest_of_handle_final): Call
3783 targetm.asm_out.constructor/targetm.asm_out.destructor
3784 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3785 proper priority via decl_*_priority_insert.
3786 * c-common.c (c_expand_body): Likewise.
3788 2007-04-22 Richard Guenther <rguenther@suse.de>
3790 PR tree-optimization/29789
3791 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3792 (rewrite_reciprocal): New helper split out from
3793 determine_invariantness_stmt.
3794 (rewrite_bittest): Likewise.
3795 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3796 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3799 2007-04-22 Revital Eres <eres@il.ibm.com>
3801 * loop-unroll.c (var_to_expand): New field to support also
3802 insns of the form x = something + x.
3803 (analyze_insn_to_expand_var): Use it.
3804 (expand_var_during_unrolling): Likewise.
3806 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3808 * predict.c: Include pointer-set.h.
3809 (bb_predictions): New variable.
3810 (tree_predicted_by_p, tree_predict_edge,
3811 remove_predictions_associated_with_edge): Use bb_predictions map
3812 instead of bb->predictions.
3813 (clear_bb_predictions, assert_is_empty): New functions.
3814 (combine_predictions_for_bb): Use bb_predictions map. Call
3815 clear_bb_predictions.
3816 (tree_estimate_probability): Create and free bb_predictions map.
3817 * Makefile.in (predict.o): Add pointer-set.h dependency.
3818 * basic-block.h (struct basic_block_def): Remove predictions
3820 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3822 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3825 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3828 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3830 * timevar.c (timevar_print): Change reference of --disable-checking to
3831 --enable-checking=release. Also warn if assert checking is disabled.
3833 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3836 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3837 decl as addressable if the compound literal was marked as
3839 Mark the decl as a gimple register if it is a complex or
3840 vector decl and does not live in memory.
3842 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3844 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3845 (GENERIC_NEXT): New function macro.
3846 (PHI_CHAIN): Use phi_node's new chain variable.
3847 (tree_phi_node): Change tree_common to tree_base
3848 and add the chain field.
3849 * tree-phinodes.c (make_phi_node): Don't set
3850 TREE_TYPE on the new node.
3851 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3852 instead of checking GIMPLE_TUPLE_P in chain_next.
3853 * tree-vect-transform.c
3854 (get_initial_def_for_induction): Look at
3855 PHI_RESULT_TREE for the type of the phi node.
3856 (update_vuses_to_preheader): Use PHI_CHAIN
3857 instead of TREE_CHAIN on the phi node.
3858 * tree-ssa-structalias.c (compute_points_to_sets):
3860 (ipa_pta_execute): Likewise.
3862 2007-04-21 Richard Guenther <rguenther@suse.de>
3865 * fold-const.c (fold_unary): Call fold_convert_const on the
3868 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3870 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3871 (store_killed_in_pat): New.
3873 2007-04-20 Richard Henderson <rth@redhat.com>
3876 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3877 TREE_LIST with a void_type_node value, not void_list_node exactly.
3879 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3881 * doc/standards.texi: Re-arrange into language-specific
3882 subsections. Add a C++ section, documenting which standards we
3885 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3887 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3888 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3890 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3892 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3893 ecrti.o and crtbegin.o.
3894 (LIB_DEFAULT_SPEC): Include -lc.
3895 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3897 2007-04-20 Richard Henderson <rth@redhat.com>
3900 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3901 argument; update all callers.
3902 (get_unaligned_offset): New.
3903 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3904 get_unaligned_address, just pass on the address directly.
3905 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3906 the subreg in the helper patterns.
3907 (unaligned_extendqidi_le): Use get_unaligned_offset.
3908 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3909 (unaligned_extendhidi_be): Likewise.
3910 (unaligned_extendhidi): Tidy.
3911 * config/alpha/alpha-protos.h: Update.
3913 2007-04-20 Richard Henderson <rth@redhat.com>
3915 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3916 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3917 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3918 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3919 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3920 (CPP_SPEC): Don't include %(cpp_subtarget).
3921 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3922 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3923 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3925 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3927 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3928 for __builtin_ia32_cmpordss.
3930 PR tree-optimization/31632
3931 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3932 and arg1 for optimizations of comparison against min/max values.
3933 Fold arg0 to arg1's type for optimizations of comparison against
3934 min+1 and max-1 values.
3936 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3938 * reload.c (combine_reloads): When trying to use a dying register,
3939 check whether it's uninitialized and don't use if so.
3941 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3943 * fold-const.c: Remove prototypes for native_encode_expr and
3944 native_interpret_expr.
3945 (native_encode_expr): Make non-static.
3946 (native_interpret_expr): Likewise.
3947 * tree.h: Add prototypes for the above.
3949 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3951 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3952 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3953 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3954 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3955 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3956 Add length attributes.
3958 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3960 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3963 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3964 __STDC_WANT_DEC_FP__.
3966 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3968 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3969 for long double compatibility.
3970 * configure: Regenerate.
3972 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3974 PR rtl-optimization/29841
3975 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3977 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3978 that may cause control flow transfer from being moved.
3980 2007-04-18 Jan Hubicka <jh@suse.cz>
3982 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3985 2007-04-18 Eric Christopher <echristo@apple.com>
3987 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3988 only. Update operands.
3989 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3990 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3991 link register to pic register.
3993 2007-04-18 Dirk Mueller <dmueller@suse.de>
3996 * tree-vrp.c (search_for_addr_array): New.
3997 (check_array_bounds): Suppress warning about
3998 address taken of array refs if its not de-referenced.
4000 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4002 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4003 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4005 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4006 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4007 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4009 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4011 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4013 (vect_analyze_scalar_cycles): Fix indentation.
4014 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4015 (vect_mark_relevant): Include phis in relevance analysis.
4017 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4019 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4021 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4022 output_operand_lossage().
4024 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4026 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4027 the unused code for reduction without adjust-in-epilog to simplify the
4030 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4032 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4033 (S390_TDC_NEGATIVE_ZERO): New constant.
4034 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4035 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4036 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4037 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4038 (S390_TDC_POSITIVE_INFINITY): New constant.
4039 (S390_TDC_NEGATIVE_INFINITY): New constant.
4040 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4041 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4042 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4043 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4044 (S390_TDC_INFINITY): New constant.
4045 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4046 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4047 optimization for UNSPEC_CCZ_TO_INT.
4048 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4049 ("*ccz_to_int"): New insn.
4050 ("isinf<mode>2"): New insn.
4051 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4052 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4053 (UNSPEC_CCZ_TO_INT): New constant.
4055 2007-04-18 Richard Guenther <rguenther@suse.de>
4057 PR tree-optimization/19431
4058 PR tree-optimization/21463
4059 * tree-pass.h (pass_phiprop): Declare.
4060 * passes.c (init_optimization_passes): New phiprop pass.
4061 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4062 (phivn_valid_p): New helper function.
4063 (phiprop_insert_phi): Likewise.
4064 (propagate_with_phi): Likewise.
4065 (tree_ssa_phiprop): New propagator propagating loads
4066 through phi nodes if profitable.
4068 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4070 * tree-vect-analyze.c (process_use): New function.
4071 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4072 Check phis in all bbs.
4073 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4076 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4078 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4081 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4084 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4087 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4091 (sse_vmmulv4sf3): Likewise.
4092 (sse2_vmaddv2df3): Likewise.
4093 (sse2_vmmulv2df3): Likewise.
4095 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4097 PR rtl-optimization/31360
4098 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4099 (target_reg_cost): New.
4100 (init_set_costs): Initialize target_reg_cost. Add comments
4101 regarding the rationale of the costs.
4102 (global_cost_for_size): Renamed to...
4103 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4104 of register pressure.
4105 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4106 estimate_reg_pressure_cost. Add number of ivs.
4107 (determine_set_costs): Dump target_reg_cost.
4108 * loop-invariant.c (gain_for_invariant): Use
4109 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4110 (best_gain_for_invariant, find_invariants_to_move): Remove
4112 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4113 (target_reg_cost): Declare.
4114 (global_cost_for_size): Declaration removed.
4115 (estimate_reg_pressure_cost): Declare.
4117 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4119 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4120 regnos into even/odd register pairs.
4121 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4122 TDmode similar to the other floating point modes.
4123 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4124 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4126 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4127 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4128 (movdd_hardfloat64): Use TARGET_MFPGPR.
4130 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4132 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4135 2005-01-05 Richard Henderson <rth@redhat.com>
4137 * reload1.c (do_input_reload): Restrict the optimization deleteing
4138 a previous output reload to RELOAD_FOR_INPUT.
4140 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4142 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4143 induc_vec_info_type.
4144 (vectorizable_induction): New function declaration.
4145 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4146 check if already vectorized. Find first place in BB where new stmts
4147 can be inserted. Takes only one argument.
4148 (vectorizable_induction): New function.
4149 (vect_transform_stmt): Add case for induc_vec_info_type to call
4150 vectorizable_induction.
4151 (vect_transform_loop): Consider phis for vectorization.
4152 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4154 (analyze_operations): Call vectorizable_induction when analyzing phis.
4156 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4157 (vect_mark_relevant): Include phis in relevance analysis.
4158 (vect_mark_stmts_to_be_vectorize): Likewise.
4159 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4161 2007-04-16 Lawrence Crowl <crowl@google.com>
4163 * doc/invoke.texi (Debugging Options): Add documentation for the
4164 -femit-struct-debug options -femit-struct-debug-baseonly,
4165 -femit-struct-debug-reduced, and
4166 -femit-struct-debug-detailed[=...].
4168 * c-opts.c (c_common_handle_option): Add
4169 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4170 and OPT_femit_struct_debug_detailed_.
4171 * c.opt: Add specifications for
4172 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4173 and -femit-struct-debug-detailed[=...].
4174 * opts.c (set_struct_debug_option): Parse the
4175 -femit-struct-debug-... options.
4176 * opts.c (matches_main_base, main_input_basename,
4177 main_input_baselength, base_of_path, matches_main_base): Add
4178 variables and functions to compare header base name to compilation
4180 * opts.c (should_emit_struct_debug): Add to determine to emit a
4181 structure based on the option.
4182 (dump_struct_debug) Also disabled function to debug this
4184 * opts.c (handle_options): Save the base name of the
4187 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4188 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4189 This hook indicates if a type is generic. Set it by default
4191 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4192 to determine if a struct type is generic or not.
4193 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4194 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4195 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4198 * flags.h (enum debug_info_usage): Add an enumeration to describe
4199 a program's use of a structure type.
4200 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4201 to indicate the program's usage of the type. Filter structs based
4202 on the -femit-struct-debug-... specification.
4203 (gen_type_die): Split into two routines, gen_type_die and
4204 gen_type_die_with_usage. gen_type_die is now a wrapper
4205 that assumes direct usage.
4206 (gen_type_die_with_usage): Replace calls to gen_type_die
4207 with gen_type_die_with_usage adding the program usage of
4208 the referenced type.
4209 (dwarf2out_imported_module_or_decl): Suppress struct debug
4210 information using should_emit_struct_debug when appropriate.
4212 2007-04-16 Ian Lance Taylor <iant@google.com>
4214 PR tree-optimization/31522
4215 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4216 (vrp_initialize): Allocate vr_phi_edge_counts.
4217 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4218 executable edge. Drop test for all constants.
4219 (vrp_finalize): Free vrp_phi_edge_counts.
4221 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4222 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4224 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4225 predecessors at head rather than tail.
4227 2007-04-16 Matthias Klose <doko@debian.org>
4229 * config/alpha/linux.h (CPP_SPEC): Define.
4230 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4232 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4234 * function.h: Remove sequence_stack extern declaration.
4236 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4238 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4240 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4243 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4245 * config/avr/avr.c (avr_arch_types): Rearranging array.
4246 (enum avr_arch): Add.
4247 (avr_mcu_types): Use avr_arch enumeration constants instead of
4249 * config/avr/avr.h (LINK_SPEC): Simplify.
4251 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4253 * config/m68k/m68k.c (m68k_libcall_value,
4254 m68k_function_value): Use macros for register names more.
4256 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4258 (M68K_REGNAME): Use A6_REG.
4259 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4261 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4264 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4265 'pending_read_list_length' and 'pending_write_list_length'. Update
4267 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4268 to handle two length counters instead of one. Update all uses.
4269 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4270 two length counters instead of one.
4271 * sched-rgn.c (propagate_deps): Update to handle two length counters
4274 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4278 copy of source, pass it to ix86_expand_vector_set and return
4281 2007-04-16 David Ung <davidu@mips.com>
4282 Joseph Myers <joseph@codesourcery.com>
4284 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4285 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4286 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4287 Add 74K processor information.
4288 * config/mips/mips.md: Include 74k.md.
4289 (cpu): Add 74kc,74kf,74kx.
4290 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4291 * config/mips/74k.md: New.
4292 * doc/invoke.texi (MIPS Options): Document 74K support.
4294 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4296 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4297 vectorizable_* functions.
4298 * tree-vect-transform.c (vectorizable_call): Add check for
4299 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4300 (vectorizable_store): likewise.
4301 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4303 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4304 (vectorizable_type_promotion, vectorizable_load): Likewise.
4305 (vectorizable_live_operation, vectorizable_condition): Likewise.
4306 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4308 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4310 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4312 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4313 register numbers more.
4314 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4315 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4316 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4317 FUNCTION_VALUE_REGNO_P): Likewise.
4318 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4319 STATIC_CHAIN_REGNUM): Likewise.
4320 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4321 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4322 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4323 * config/m68k/m68k.md (FP_REG): New.
4325 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4327 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4330 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4332 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4333 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4336 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4338 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4341 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4344 * c-decl.c (finish_decl): Grab the type of the decl after the call
4345 to store_init_value.
4347 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4349 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4351 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4354 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4355 post dominators and cleanup cfg before returning.
4357 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4359 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4360 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4362 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4364 * config.gcc: Recognize fido.
4365 * config/m68k/m68k-devices.def (fidoa): New.
4366 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4368 (FL_FIDOA, TARGET_FIDOA): New.
4369 * config/m68k/m68k.opt (mfidoa): New.
4371 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4374 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4375 when a personality function is used.
4377 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4379 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4381 2007-04-13 Mike Stump <mrs@apple.com>
4383 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4385 * config/darwin.opt (fapple-kext): Make C++ only.
4386 * config/darwin.c (darwin_override_options): Remove code to ensure
4387 -fapple-kext is given for C++ only.
4389 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4391 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4392 * config/mips/mips.c (override_options): Call
4393 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4395 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4397 * config/i386/i386.opt (msvr3-shlib): Removed.
4399 * doc/invoke.texi: Remove -msvr3-shlib.
4401 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4403 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4404 with "popcnt" instruction.
4406 2007-04-13 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/21258
4409 * tree-vrp.c (compare_case_labels): New helper.
4410 (find_switch_asserts): New function.
4411 (find_assert_locations): Call it for SWITCH_EXPRs.
4413 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4416 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4417 check is now implied in X87_FLOAT_MODE_P.
4418 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4419 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4420 (fix_trunc<mode>_i386_fisttp): Ditto.
4421 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4422 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4423 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4424 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4425 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4426 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4427 (unnamed_splitters): Ditto.
4428 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4429 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4430 FIRST_SSE_REG for local functions when SSE math is enabled or
4431 for functions with sseregparm attribute.
4432 (standard_80387_constant_p): Return -1 if mode is not
4434 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4435 (ix86_expand_compare): Ditto.
4436 (ix86_expand_carry_flag_compare): Ditto.
4437 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4438 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4439 DECIMAL_FLOAT_MODE_P.
4440 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4441 of SCALAR_FLOAT_MODE_P.
4442 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4443 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4444 checks before FLOAT_MODE_P.
4445 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4446 before FLOAT_MODE_P.
4451 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4453 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4454 Charles Wilson <libtool@cwilson.fastmail.fm>
4456 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4457 (libgcc.mvars): Don't depend on them.
4458 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4459 * exec-tool.in: New.
4461 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4463 * doc/invoke.text (--help): Document --help=common.
4465 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4467 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4469 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4471 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4472 * genemit.c (main): Emit #include "integrate.h".
4473 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4474 (LOADGP_RTP): New mips_loadgp_style.
4475 * config/mips/mips.h: Include config/vxworks-dummy.h.
4476 (TARGET_RTP_PIC): New macro.
4477 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4478 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4479 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4481 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4482 -mvxworks-pic when using -mrtp and a PIC option.
4483 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4485 (mips_symbolic_constant_p, mips_symbolic_address_p)
4486 (mips_symbol_insns): Handle SYMBOL_HALF.
4487 (override_options): Warn about -G and -mrtp being used together.
4488 Initialize mips_lo_relocs[SYMBOL_HALF].
4489 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4490 (mips_emit_loadgp): Handle LOADGP_RTP.
4491 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4492 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4493 (tablejump): Handle function-relative case table entries if
4495 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4497 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4499 * config/mips/mips.md (load_call<mode>): Allow any general register.
4501 (sibcall_value_internal, sibcall_value_multiple_internal)
4502 (call_value_internal, call_value_split, call_value_multiple_internal)
4503 (call_value_multiple_split): Remove constraints from operand 0.
4505 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4507 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4508 rather than loadgp_noshared.
4509 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4510 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4512 * config/mips/mips.md (loadgp): Rename to...
4513 (loadgp_newabi): ...this.
4514 (loadgp_noshared): Rename to...
4515 (loadgp_absolute): ...this.
4517 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4519 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4520 false for locally-binding symbols.
4521 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4523 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4525 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4526 (SYMBOL_GOT_PAGE_OFST): ...this.
4527 (SYMBOL_GOT_GLOBAL): Rename to...
4528 (SYMBOL_GOT_DISP): ...this.
4529 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4530 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4531 * config/mips/mips.c (mips_global_symbol_p): New function.
4532 (mips_symbol_binds_local_p): Likewise.
4533 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4534 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4535 and mips_symbol_binds_local_p.
4536 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4537 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4538 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4540 (mips_ok_for_lazy_binding_p): New function.
4541 (mips_load_call_address, mips_expand_call): Use it.
4542 (mips_dangerous_for_la25_p): Likewise.
4543 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4544 (*got_disp<mode>): Use got_disp_operand instead of
4545 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4546 SYMBOL_GOTOFF_GLOBAL.
4547 (*got_page<mode>): Use got_page_ofst_operand instead of
4549 * config/mips/predicates.md (const_call_insn_operand): Use
4550 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4551 (global_got_operand): Rename to...
4552 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4554 (local_got_operand): Rename to...
4555 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4556 of SYMBOL_GOT_LOCAL.
4558 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4560 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4561 TARGET_CALL_CLOBBERED_GP.
4562 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4563 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4564 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4565 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4566 of TARGET_ABICALLS && !TARGET_NEWABI.
4567 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4568 * config/mips/mips.c (mips_load_call_address): Check
4569 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4570 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4571 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4572 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4573 TARGET_ABICALLS && TARGET_NEWABI.
4574 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4576 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4577 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4578 TARGET_ABICALLS && TARGET_NEWABI.
4579 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4580 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4581 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4582 whether indirect calls must use $25.
4583 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4585 * config/mips/mips.md (jal_macro): Check flag_pic and
4586 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4587 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4588 instead of TARGET_ABICALLS.
4589 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4590 TARGET_ABICALLS && TARGET_OLDABI.
4591 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4592 (sibcall): In the comment above the define_insn, mention
4593 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4594 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4595 instead of TARGET_ABICALLS.
4597 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4599 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4600 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4601 (MACFLAGS_MATCH_P): New macro.
4602 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4603 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4604 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4605 the other MACFLAG constants.
4606 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4607 (flag_machi): Tighten constraints. Renumber some of the operands.
4608 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4610 (flag_machi_parts_acconly): New pattern.
4611 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4613 (flag_macinit1hi): Tighten constraints.
4614 (flag_mul_macv2hi_parts_acconly): New pattern.
4616 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4617 Use a more efficient implementation.
4618 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4619 inline sequences when not optimizing for size.
4621 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4622 movhi_high2low): Delete, merge functionality into...
4623 (packv2hi): ... this pattern.
4625 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4626 * config/bfin/bfin.opt (msim): New option.
4627 (mcpu=): New option.
4628 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4629 (bfin_cpu_t): Typedef of enum bfin_cpu.
4630 (bfin_cpu_type): New declaration.
4631 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4632 -msim and -mcpu= options.
4633 (LIB_SPEC): Likewise.
4634 * config/bfin/bfin.c (bfin_cpu_type): Define.
4635 (bfin_handle_option): Handle -mcpu= option.
4636 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4637 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4638 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4640 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4642 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4643 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4644 (powerpc-wrs-vxworksae): Use ${tm_file}.
4645 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4646 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4647 * config/i386/vx-common.h: New file.
4649 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4651 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4654 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4656 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4659 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4663 * c-common.c (c_build_qualified_type): Set canonical type
4666 2007-04-12 Richard Guenther <rguenther@suse.de>
4668 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4669 lower bound and element size if lower bound is not zero
4670 or either of the ARRAY_REF operands is set.
4672 2007-04-12 Richard Guenther <rguenther@suse.de>
4674 PR tree-optimization/24689
4675 PR tree-optimization/31307
4676 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4678 * gimplify.c (canonicalize_addr_expr): To be consistent with
4679 gimplify_compound_lval only set operands two and three of
4680 ARRAY_REFs if they are not gimple_min_invariant. This makes
4681 it never at this place.
4682 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4684 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4686 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4687 null before emitting a .nsubspa directive.
4689 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4691 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4692 need_to_partition_p if there are no memory statements in the
4695 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4697 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4698 (gcd_of_steps_may_divide_p): New function.
4699 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4701 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4703 * reload.c (find_reloads_toplev, find_reloads_address,
4704 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4705 not a pointer equality test, to decide if we need to call
4706 push_reg_equiv_alt_mem.
4708 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4710 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4711 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4712 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4714 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4716 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4717 vector to be positive.
4719 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4723 * doc/invoke.texi: Document --params max-aliased-vops and
4725 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4726 debug_memory_partitions): Move to tree-flow.h
4727 * params.h (AVG_ALIASED_VOPS): Define.
4728 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4730 (mp_info_t): Likewise.
4731 (get_mem_sym_stats_for): New.
4732 (set_memory_partition): Move from tree-flow-inline.h.
4733 (mark_non_addressable): Only clear the set of symbols for the
4734 partition if it exists.
4735 (dump_memory_partitions): Move from tree-ssa-operands.c
4736 (debug_memory_partitions): Likewise.
4737 (need_to_partition_p): New.
4738 (dump_mem_ref_stats): New.
4739 (debug_mem_ref_stats): New.
4740 (dump_mem_sym_stats): New.
4741 (debug_mem_sym_stats): New.
4742 (update_mem_sym_stats_from_stmt): New.
4743 (compare_mp_info_entries): New.
4744 (mp_info_cmp): Call it.
4745 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4747 (get_mpt_for): Move from tree-ssa-operands.c.
4748 (find_partition_for): New.
4749 (create_partition_for): Remove.
4750 (estimate_vop_reduction): New.
4751 (update_reference_counts): New.
4752 (build_mp_info): New.
4753 (compute_memory_partitions): Refactor.
4754 Document new heuristic.
4755 Call build_mp_info, update_reference_counts,
4756 find_partition_for and estimate_vop_reduction.
4757 (compute_may_aliases): Populate virtual operands before
4758 calling debugging dumps.
4759 (delete_mem_sym_stats): New.
4760 (delete_mem_ref_stats): New.
4761 (init_mem_ref_stats): New.
4762 (init_alias_info): Call it.
4763 (maybe_create_global_var): Remove alias_info argument.
4764 Get number of call sites and number of pure/const call sites
4765 from gimple_mem_ref_stats().
4766 (dump_alias_info): Call dump_memory_partitions first.
4767 (dump_points_to_info_for): Show how many times a pointer has
4769 * opts.c (decode_options): For -O2 set --param
4770 max-aliased-vops to 500.
4771 For -O3 set --param max-aliased-vops to 1000 and --param
4772 avg-aliased-vops to 3.
4773 * fortran/options.c (gfc_init_options): Remove assignment to
4775 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4776 * tree-dfa.c (dump_variable): Dump memory reference
4778 Dump NO_ALIAS* settings.
4779 (referenced_var_lookup): Tidy.
4780 (mem_sym_stats): New.
4781 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4782 and ORIG are different SSA names for a memory partition.
4783 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4784 * tree-flow.h (struct mem_sym_stats_d): Define.
4785 (mem_sym_stats_t): Define.
4786 (struct mem_ref_stats_d): Define.
4787 (struct gimple_df): Add field mem_ref_stats.
4788 (enum noalias_state): Define.
4789 (struct var_ann_d): Add bitfield noalias_state.
4790 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4791 debug_mem_ref_stats, debug_memory_partitions,
4792 debug_mem_sym_stats): Declare.
4793 * tree-ssa-structalias.c (update_alias_info): Update call
4794 sites, pure/const call sites and asm sites in structure
4795 returned by gimple_mem_ref_stats.
4796 Remove local variable IS_POTENTIAL_DEREF.
4797 Increase NUM_DEREFS if the memory expression is a potential
4799 Call update_mem_sym_stats_from_stmt.
4800 If the memory references memory, call
4801 update_mem_sym_stats_from_stmt for all the direct memory
4802 symbol references found.
4803 (intra_create_variable_infos): Set noalias_state field for
4804 pointer arguments according to the value of
4805 flag_argument_noalias.
4806 * tree-ssa-structalias.h (struct alias_info): Remove fields
4807 num_calls_found and num_pure_const_calls_found.
4808 (update_mem_sym_stats_from_stmt): Declare.
4809 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4810 Set default value to 100.
4811 (PARAM_AVG_ALIASED_VOPS): Define.
4813 2007-04-11 Richard Guenther <rguenther@suse.de>
4816 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4817 a * -b + c as c - a * b if we honor sign dependent rounding.
4819 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4821 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4823 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4824 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4826 (initialize_trampoline): Don't use old-style function definition.
4827 (bfin_secondary_reload): Mark IN_P argument as unused.
4829 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4831 PR tree-optimization/31343
4832 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4833 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4834 * testsuite/gcc.dg/vect/pr31343.c: New.
4836 2007-04-10 Eric Christopher <echristo@apple.com>
4838 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4839 * config/i386/i386.md (*cmpfp0): Use.
4840 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4841 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4842 (fix_trunc<mode>_i386_fisttp): Ditto.
4843 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4844 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4845 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4846 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4847 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4848 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4849 (unnamed_splitters): Ditto.
4850 * config/i386/i386.c (output_fix_trunc): Assert that
4851 we're not being passed a TFmode operand.
4853 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4855 PR tree-optimization/31526
4856 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4857 n_basic_blocks to find newly added blocks.
4859 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4863 (fix_trunc<mode>si_sse): Ditto.
4864 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4865 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4866 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4867 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4868 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4869 expander using SSEMODEF mode macro.
4870 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4871 expander using SSEMODEF mode macro.
4872 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4873 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4874 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4875 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4876 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4877 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4878 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4879 Macroize insn using X87MODEF mode macro.
4881 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4883 * config/i386/sse.md (sse2_pinsrw): Removed.
4884 (sse2_pextrw): Renamed to ...
4885 (*sse2_pextrw): This.
4887 2007-04-09 Jan Hubicka <jh@suse.cz>
4890 * config/i386/sse.md
4891 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4892 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4893 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4894 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4896 2007-04-09 Jan Hubicka <jh@suse.cz>
4898 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4899 multiple fields of union.
4901 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4903 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4904 (create_preheaders): Check that loops are available.
4905 (fix_loop_structure): Clean up, improve comments.
4906 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4907 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4909 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4910 * predict.c (tree_estimate_probability): Do not call
4911 calculate_dominance_info. Call create_preheaders.
4912 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4913 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4915 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4916 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4917 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4918 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4921 2007-04-08 Jan Hubicka <jh@suse.cz>
4923 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4924 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4925 * fold-const.c (fold_unary): Use it.
4927 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4929 * varasm.c (assemble_variable): Remove call to
4930 lang_hooks.decls.prepare_assemble_variable.
4931 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4932 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4933 * langhooks.h (lang_hooks_for_decls): Remove
4934 prepare_assemble_variable.
4936 2007-04-08 Mike Stump <mrs@apple.com>
4938 * config/i386/i386.c: Use inc/dec on Core2.
4940 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4942 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4943 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4944 lhd_tree_inlining_end_inlining): Remove.
4945 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4946 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4948 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4949 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4950 lhd_tree_inlining_end_inlining): Remove prototypes.
4951 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4952 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4953 LANG_HOOKS_TREE_INLINING_START_INLINING,
4954 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4956 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4959 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4962 * config/avr/predicates.md (io_address_operand): Delete predicate.
4963 (low_io_address_operand): Don't use 'mode' argument.
4964 (higth_io_address_operand): Rename ...
4965 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4966 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4969 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4971 Revert change removing staticp.
4973 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4976 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4979 2007-04-07 Bruce Korb <bkorb@gnu.org>
4981 * c.opt: Add -Wformat-contains-nul.
4982 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4984 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4985 the NUL byte warning.
4987 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4989 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4991 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4993 * tree.c (staticp): No longer use staticp langhook.
4994 * langhooks.c (lhd_staticp): Removed.
4995 * langhooks.h (struct lang_hooks): Remove staticp.
4996 * c-common.c (c_staticp): Remove.
4997 * c-common.h (c_staticp): Ditto.
4998 * langhooks-defs.h (lhd_staticp): Ditto.
4999 (LHD_HOOKS_STATICP): Ditto
5000 * tree.h (gcc_assert_lowered): New macro.
5002 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5004 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5005 argument "reliable".
5006 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5007 Add argument "reliable". Propagate it through calls.
5008 (infer_loop_bounds_from_undefined): Derive number of iterations
5009 estimates from references in blocks that do not dominate loop latch.
5010 (gcov_type_to_double_int): New function.
5011 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5012 and expected_loop_iterations_unbounded.
5013 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5014 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5015 * tree-data-ref.c (estimated_loop_iterations): Export.
5016 (get_references_in_stmt): Fix -- do not return addresses of local
5018 * cfgloop.h (expected_loop_iterations_unbounded,
5019 estimated_loop_iterations): Declare.
5021 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5023 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5025 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5027 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5028 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5029 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5030 Use output_387_reg_move().
5031 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5032 expander using X87MODEF12 mode macro.
5033 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5034 choosing register preferences. Use output_387_reg_move().
5035 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5036 instead of "x". Use output_387_reg_move().
5037 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5038 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5039 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5040 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5041 Use output_387_reg_move().
5042 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5044 (*truncxf?f_i387 splitter): Ditto.
5046 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5048 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5049 LANG_HOOKS_SAFE_FROM_P.
5050 * expr.c (safe_from_p): Remove langhook call.
5051 * langhooks.h (lang_hooks): Remove safe_from_p.
5052 (lhd_safe_from_p): Remove prototype.
5053 * langhooks.c (lhd_safe_from_p): Remove.
5055 2007-04-06 Jan Hubicka <jh@suse.cz>
5057 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5060 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5062 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5063 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5064 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5065 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5067 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5068 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5070 2007-04-05 Richard Henderson <rth@redhat.com>
5072 * config/alpha/alpha.c (print_operand) [+]: Remove.
5073 (alpha_end_function): Print nop if call at end of function.
5074 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5075 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5076 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5077 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5078 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5079 the call pattern. Update peepholes to match.
5081 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5083 * doc/extend.texi (Other Builtins): Add decimal float variants
5085 * builtins.def: Ditto.
5086 * builtins.c (expand_builtin): Ditto.
5088 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5089 H.J. Lu <hongjiu.lu@intel.com>
5092 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5093 of V8HImode when calling ix86_binary_operator_ok.
5094 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5095 (sdot_prodv8hi): Operands 1 and 2 must be register.
5097 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5099 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5100 initialize align to silence bogus warning.
5102 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5105 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5107 (struct sra_walk_fns): Remove use_all parameter from use.
5108 (sra_hash_tree): Handle BIT_FIELD_REFs.
5109 (sra_elt_hash): Don't hash bitfld blocks.
5110 (sra_elt_eq): Skip them in parent compares as well. Handle
5112 (sra_walk_expr): Don't maintain or pass down use_all_p.
5113 (scan_use): Remove use_all parameter.
5114 (scalarize_use): Likewise. Re-expand assignment to
5115 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5116 output, and re-scalarize after output. Don't mark anything
5118 (scalarize_ldst): Adjust.
5119 (scalarize_walk_gimple_modify_statement): Likewise.
5120 (build_element_name_1): Handle BIT_FIELD_REFs.
5121 (instantiate_element): Don't warn for any element whose parent
5123 (instantiate_missing_elements_1): Return the sra_elt.
5124 (canon_type_for_field): New.
5125 (try_instantiate_multiple_fields): New.
5126 (instantiate_missing_elemnts): Use them.
5127 (mark_no_warning): Removed.
5128 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5129 (REPLDUP, sra_build_elt_assignment): New.
5130 (generate_copy_inout): Use them.
5131 (generate_element_copy): Likewise. Handle bitfld differences.
5132 (generate_element_zero): Don't recurse for blocks. Use
5133 sra_build_elt_assignment.
5134 (generate_one_element_int): Take elt instead of var. Use
5135 sra_build_elt_assignment.
5136 (generate_element_init_1): Adjust.
5137 (scalarize_use, scalarize_copy): Use REPLDUP.
5138 (scalarize_ldst): Move assert before dereference.
5139 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5141 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5143 * regmove.c: Fix unused variable warnings due to previous commit.
5145 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5147 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5148 (regmove_bb_head): Remove.
5149 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5150 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5151 problems with fixup_match_1.
5152 Don't initialize/free regmove_bb_head.
5154 (reg_is_remote_constant_p): If an insn is in the same basic block
5155 but not before INSN, consider it remote, too.
5157 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5160 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5161 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5163 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5165 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5166 (CONDITIONAL_REGISTER_USAGE): Likewise.
5168 2007-04-04 Richard Henderson <rth@redhat.com>
5170 * config/alpha/lib1funcs.asm: Remove unused file.
5172 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5175 * opts.c (print_specific_help): Fix --help=<language>
5177 (common_handle_option): Support --help=common.
5179 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5182 * gcc.c (main): Do not run the linker if
5183 print_subprocess_help indicates that it shouldn't be
5186 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5189 * doc/invoke.texi (--help=): Document <languages> value, fix
5190 formatting in tables of values.
5192 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5194 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5195 dllimport attribute of virtual methods.
5197 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5199 * config/score/crti.asm: Change _bss_start to __bss_start.
5200 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5201 (OUTGOING_REG_PARM_STACK_SPACE) update.
5202 * config/score/score.opt: add options to make backend support
5203 score5, score5u, score7 and score7d.
5204 * config/score/score.md: Likewise.
5205 * config/score/misc.md: Likewise.
5206 * config/score/mac.md: Likewise.
5207 * doc/invoke.texi: Likewise.
5208 * doc/md.texi: update constraints define.
5210 2007-04-03 Richard Henderson <rth@redhat.com>
5212 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5213 an appropriate type, use the mode instead.
5215 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5217 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5218 Set the default --with-arch setting to mips2.
5219 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5220 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5221 (MULTILIB_OSDIRNAMES): Delete.
5222 (MULTILIB_DIRNAMES): Define.
5223 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5224 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5225 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5226 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5227 VXWORKS_OS_CPP_BUILTINS.
5228 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5229 (MIPS_DEBUGGING_INFO): Undefine.
5230 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5232 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5235 * fold-const.c (native_encode_real): Encode real.c provided longs
5236 as a series of 32-bit native integers.
5237 (native_interpret_real): Interpret buffer as a series of 32-bit
5240 2007-04-03 Richard Guenther <rguenther@suse.de>
5242 * genpreds.c (write_insn_constraint_len): Write function
5243 optimized for CONSTRAINT_LEN implementation.
5244 (write_tm_preds_h): Output insn_constraint_len inline and
5245 use it for CONSTRAINT_LEN.
5246 (write_insn_preds_c): Don't output insn_constraint_len.
5247 * doc/md.texi (define_register_constraint): Document multi-letter
5248 constraints shall have the same length if they start with the same
5251 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5254 * config/i386/i386.md (isinf<mode>2): Expand only when
5255 TARGET_C99_FUNCTIONS is set.
5257 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5259 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5260 (x86_64-*-linux*): Ditto.
5261 * config/i386/i386.opt (mpc): New option.
5262 * config/i386/i386.c (overrride_options): Handle
5263 ix87_precision_string.
5264 * config/i386/crtprec.c: New file.
5265 * config/i386/t-crtpc: Ditto.
5266 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5268 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5269 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5270 crtprec32.o, crtprec64.o and crtprec80.o.
5272 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5274 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5276 2007-04-02 Eric Christopher <echristo@apple.com>
5278 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5279 limitations on darwin.
5281 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5284 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5286 2007-04-02 Dave Korn <dave.korn@artimi.com>
5288 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5290 2007-04-02 Dave Korn <dave.korn@artimi.com>
5292 * libgcc2.h (exception_descriptor): Don't forward-declare.
5293 (__get_eh_table_language, __get_eh_table_version): Delete
5294 prototypes of long-dead functions.
5296 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5298 * ebitmap.h: New file
5299 * ebitmap.c: New file
5300 * Makefile.in (ebitmap.o): New target.
5302 2007-04-01 Jan Hubicka <jh@suse.cz>
5304 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5305 before very first instruction.
5307 2007-04-01 Jan Hubicka <jh@suse.cz>
5309 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5310 waring on 64bit hosts.
5311 * bitmap.h: Fix typo in bitmap_head_def.
5313 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5315 PR rtl-optimization/31391
5316 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5317 into a DELETED_LABEL note, and the label is in an empty basic
5318 block, update BB_END as well as BB_HEAD.
5320 2007-04-01 Richard Henderson <rth@redhat.com>
5322 PR tree-optimization/31169
5323 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5324 to varying if the range is outside [0, prec-1].
5326 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5329 * config/mips/mips.md (load_const_gp): New insn.
5330 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5331 the MIPS16 GP pseudo register if no_new_pseudos.
5332 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5334 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5337 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5339 (call_value): Likewise.
5341 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5342 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5345 * doc/invoke.texi: (optimization options): Reword description
5346 of -ffast-math. Document its primary purpose.
5348 2007-03-31 Richard Guenther <rguenther@suse.de>
5350 * omp-low.c (splay-tree.h): Include.
5351 (lookup_decl): Replace splay-tree usage by pointer-map.
5352 (maybe_lookup_decl): Likewise.
5353 (new_omp_context): Likewise.
5354 (delete_omp_context): Likewise.
5355 * gimplify.c (splay-tree.h): Include.
5356 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5358 (remap_ssa_name): Likewise.
5359 (remap_decl): Likewise.
5360 (remap_type_1): Likewise.
5361 (remap_type): Likewise.
5362 (copy_body_r): Likewise.
5363 (expand_call_inline): Likewise.
5364 (clone_body): Likewise.
5365 (copy_tree_r): Likewise.
5366 (remap_save_expr): Likewise.
5367 (unsave_r): Likewise.
5368 (unsave_expr_now): Likewise.
5369 (tree_function_versioning): Likewise.
5370 (build_duplicate_type): Likewise.
5371 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5372 (struct copy_body_data): Replace splay-tree by pointer-map.
5373 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5374 not $(SPLAY_TREE_H).
5375 (gimplify.o): Depend on $(SPLAY_TREE_H).
5376 (omp-low.p): Likewise.
5378 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5380 * config/avr/predicates.md (even_register_operand,
5381 odd_register_operand): New predicates.
5382 * config/avr/avr.md (movw peephole2): New.
5383 (movw_r peephole2): New.
5385 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5387 * tree.h (get_signed_or_unsigned_type): New.
5388 * fold-const.c (operand_equal_for_comparison_p): Use
5389 get_signed_or_unsigned_type instead of
5390 lang_hooks.types.signed_or_unsigned_type.
5391 * expr.c (store_expr): Ditto.
5392 * langhooks.c (get_signed_or_unsigned_type): New.
5393 (lhd_signed_or_unsigned_type): New.
5394 * langhooks.h (lhd_signed_or_unsigned_type): New.
5395 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5397 2007-03-30 Richard Henderson <rth@redhat.com>
5399 * tree-ssa-loop-ivopts.c: Include target.h.
5400 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5401 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5402 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5403 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5405 2007-03-30 Richard Henderson <rth@redhat.com>
5406 Kai Tietz <kai.tietz@onevision.com>
5408 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5410 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5411 (TARGET_64BIT_MS_ABI): New.
5412 (DBX_REGISTER_NUMBER): Handle 64-bit.
5413 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5414 (LONG_TYPE_SIZE): Force to 32.
5415 (REG_PARM_STACK_SPACE): New.
5416 (OUTGOING_REG_PARM_STACK_SPACE): New.
5417 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5418 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5419 (STACK_BOUNDARY): Use 128 for 64-bit.
5420 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5421 Add 64-bit implementation.
5422 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5424 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5425 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5426 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5427 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5428 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5429 TARGET_64BIT_MS_ABI.
5430 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5431 (ix86_pass_by_reference): Likewise.
5432 (ix86_function_value_regno_p): Likewise.
5433 (ix86_build_builtin_va_list): Likewise.
5434 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5435 (function_arg_advance_ms_64): New.
5436 (function_arg_advance): Call it.
5437 (function_arg_ms_64): New.
5438 (function_arg): Call it.
5439 (function_value_ms_64): New.
5440 (ix86_function_value_1): Call it.
5441 (return_in_memory_ms_64): New.
5442 (ix86_return_in_memory): Call it.
5443 (setup_incoming_varargs_ms_64): New.
5444 (ix86_setup_incoming_varargs): Call it.
5445 (ix86_expand_prologue): Handle 64-bit stack probing.
5446 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5447 (output_pic_addr_const): Likewise.
5448 (x86_this_parameter): Likewise.
5449 (x86_output_mi_thunk): Likewise.
5450 (x86_function_profiler): Likewise.
5451 (TARGET_STRICT_ARGUMENT_NAMING): New.
5452 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5453 (TARGET_64BIT_MS_ABI): New.
5454 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5455 * config/i386/i386.md (allocate_stack_worker): Remove.
5456 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5457 describe the clobber of eax without a match_scratch.
5458 (allocate_stack_worker_postreload): Remove.
5459 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5460 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5461 (allocate_stack_worker_rex64_postreload): Remove.
5462 (allocate_stack): Handle 64-bit.
5463 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5464 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5465 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5466 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5467 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5468 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5469 * config.build (x86_64-*-mingw*): New host.
5470 * config.host (x86_64-*-mingw*): New host.
5471 * config.gcc (x86_64-*-mingw*): New target.
5472 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5474 2007-03-30 Richard Henderson <rth@redhat.com>
5475 Kai Tietz <kai.tietz@onevision.com>
5477 * c-pragma.c (struct def_pragma_macro_value): New.
5478 (struct def_pragma_macro): New.
5479 (pushed_macro_table): New.
5480 (dpm_hash, dpm_eq): New.
5481 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5482 (init_pragma): Install them.
5483 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5485 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5487 * config/avr/avr.c (avr_override_options): Clear
5488 'flag_delete_null_pointer_checks'.
5490 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5493 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5494 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5495 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5496 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5497 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5498 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5499 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5501 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5503 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5505 * regmove.c: Move all of pass_stack_adjustments from here...
5506 * combine-stack-adj.c: ...to this new file.
5507 * Makefile.in: Add rules for combine-stack-adj.o.
5509 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5511 PR tree-optimization/31383
5512 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5513 to have the same length.
5515 2007-03-30 Jan Hubicka <jh@suse.cz>
5518 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5519 availablility; add more sanity checking; ask varpool only about
5522 2007-03-29 Richard Henderson <rth@redhat.com>
5524 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5525 to decide, but __SIZEOF_LONG_LONG__.
5527 2007-03-29 Richard Henderson <rth@redhat.com>
5529 * emutls.c (struct __emutls_array): New.
5530 (emutls_destroy): Use it instead of casting element 0 from void*.
5531 (__emutls_get_address): Likewise.
5533 2007-03-29 Richard Henderson <rth@redhat.com>
5535 * varasm.c (initializer_constant_valid_p): Don't deny
5536 DECL_DLLIMPORT_P on functions.
5538 * config/i386/cygming.h: Remove function declarations.
5539 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5540 (ASM_OUTPUT_LABELREF): Remove.
5541 (COMMON_ASM_OP): Remove.
5542 (ASM_OUTPUT_COMMON): Remove.
5543 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5544 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5545 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5546 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5547 Rename from TARGET_ENCODE_SECTION_INFO.
5548 * config/i386/netware.h: Likewise.
5549 * config/i386/i386-protos.h: Update.
5550 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5551 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5552 (legitimate_constant_p): Reject dllimports.
5553 (dllimport_map, get_dllimport_decl): New.
5554 (legitimize_dllimport_symbol): New.
5555 (legitimize_address, ix86_expand_move): Use it.
5556 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5557 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5558 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5559 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5560 * config/i386/predicates.md (constant_call_address_operand): Only
5561 accept symbols; reject dllimport_p symbols.
5562 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5563 i386_pe_maybe_record_exported_symbol.
5564 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5565 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5566 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5567 trust the setting of DECL_DLLIMPORT_P.
5568 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5569 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5570 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5571 tidy the argument scanning loop.
5572 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5573 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5574 (i386_pe_strip_name_encoding): Remove.
5575 (i386_pe_binds_local_p): New.
5576 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5577 (i386_pe_output_labelref): Remove.
5578 (i386_pe_asm_output_aligned_decl_common): New.
5579 (i386_pe_maybe_record_exported_symbol): Rename from
5580 i386_pe_record_exported_symbol; check for dllexported symbols.
5582 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5584 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5585 add comment explaining why vsnprintf cannot be used.
5587 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5589 PR tree-optimization/30666
5590 * tree.c (build_complex_type): When creating type names for DWARF2
5591 debug info, create TYPE_DECLs for TYPE_NAME instead of
5593 (build_common_tree_nodes_2): Use build_complex_type when building
5594 predefined complex types, to preserve canonical types.
5596 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5598 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5599 (noce_get_alt_condition): Look at it to determine whether to
5600 reverse the condition or not.
5601 (noce_get_condition): Substitute the truth for lies.
5602 (noce_find_if_block): Set the then_else_reversed field.
5604 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5606 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5607 destination of this insn.
5608 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5609 than calling gen_rtx_SET directly. Use r0 to hold the value of
5610 'address + 4' rather than a stack based temporary which can be
5613 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5615 * config/s390/s390.c (s390_secondary_input_reload_class,
5616 s390_secondary_output_reload_class): Functions removed.
5617 (s390_secondary_reload): New function.
5618 (TARGET_SECONDARY_RELOAD): Target macro defined.
5619 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5620 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5621 * config/s390/s390.md ("reload_outti", "reload_outdi",
5622 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5623 "reload_out<mode>"): Expanders removed.
5624 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5625 "reload<mode>_nonoffmem_out"): Expanders added.
5627 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5629 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5630 SRC->DEST replacement failed anyway.
5632 2007-03-28 Mike Stump <mrs@apple.com>
5634 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5635 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5636 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5638 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5640 * config.gcc: Accept barcelona as a variant of amdfam10.
5641 * config/i386/i386.c (override_options): Likewise.
5642 * doc/invoke.texi: Likewise.
5644 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5646 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5647 offsets for BIT_FIELD_REF and COMPONENT_REF.
5649 2007-03-28 Richard Guenther <rguenther@suse.de>
5651 * tree.c (is_global_var): Move ...
5652 * tree-flow-inline.h (is_global_var): ... here.
5653 * tree.h (is_global_var): Remove declaration.
5655 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5657 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5659 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5660 * config/i386/i386.c (ix86_tune_features): Initialize new
5662 * config/i386/predicates.md (promotable_binary_operator): Use
5663 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5665 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5668 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5670 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5672 * config/fr30/fr30.md (movsi_internal): Change destination
5673 constraint from m to V and add m to the end.
5675 2007-03-28 Christian Bruel <christian.bruel@st.com>
5677 * config/sh/sh.md (movsi_i): Fix type attribute.
5679 2007-03-28 Christian Bruel <christian.bruel@st.com>
5681 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5682 (movsf_ie): Likewise.
5684 2007-03-28 Christian Bruel <christian.bruel@st.com>
5686 * config.gcc: Add sh4-300 to multilib.
5687 * config/sh/t-mlib-sh4-300: New file.
5689 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5691 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5692 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5694 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5695 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5696 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5697 "fixuns_trunctddi2"): Whitespace fix.
5699 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5701 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5702 the definition of struct sh_args.
5703 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5704 CALL_COOKIE_INT_REG_GET): Likewise.
5706 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5708 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5709 transformations are applied successfully.
5711 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5713 * tree.c (tree_contains_struct): Permit 512 tree codes.
5714 * tree.h (tree_contains_struct): Ditto.
5715 (MAX_TREE_CODES): Ditto.
5716 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5717 SPARE member to store remaining padding bits.
5719 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5721 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5724 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5726 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5727 * configure: Regenerate.
5729 * configure: Regenerate using the correct version of autoconf.
5731 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5733 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5735 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5736 regs to "__SP_L__" and "__SP_H__".
5738 2007-03-27 Richard Guenther <rguenther@suse.de>
5740 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5741 computations with it with a HOST_WIDE_INT variable.
5743 2007-03-26 Mike Stump <mrs@apple.com>
5745 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5746 objective-c-header, objective-c++-header and objc++-cpp-output
5748 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5750 2007-03-26 Richard Henderson <rth@redhat.com>
5753 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5754 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5755 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5756 IX86_BUILTIN_PSRLQ128): New.
5757 (ix86_init_mmx_sse_builtins): Add them.
5758 (ix86_expand_builtin): Expand them.
5759 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5760 operand 2 be TImode.
5761 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5762 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5763 _mm_srli_epi64): Mark __B const.
5764 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5765 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5766 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5767 new two-vector shift builtins.
5769 2007-03-26 Ian Lance Taylor <iant@google.com>
5771 PR tree-optimization/31345
5772 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5773 [+INF, +INF(OVF)] into VARYING.
5775 2007-03-26 Zack Weinberg <zackw@panix.com>
5777 * gengtype-parse.c: New file.
5778 * gengtype-yacc.y: Delete.
5779 * gengtype-lex.l: Don't include gengtype-yacc.h.
5780 Define YY_DECL and yyterminate appropriately for recursive
5781 descent parser. yylval is now a string out-parameter to yylex.
5782 (HWS, EOID): New shorthand.
5783 (IWORD): Add a couple more types.
5784 (yylex): Add a setup stanza. Remove the complex rules for
5785 detecting GTY'ed types and typedefs; replace with simple
5786 keyword detectors. Adjust everything for the changed
5787 definition of yylval. Ignore all pp-directives, not just #define.
5789 (parse_file): Rename yybegin; do not call yyparse.
5791 * gengtype.c (xasprintf): Export again.
5792 (this_file): New. Use everywhere __FILE__ was being used.
5793 (get_lang_bitmap): Special case types defined in gengtype.c.
5794 (do_typedef, new_structure): Suppress definition of certain types.
5795 (new_structure): Improve diagnostics of duplicate definitions.
5796 Make sure location_s is associated with input.h.
5797 (nreverse_pairs, define_location_structures): New functions.
5798 (main): Improve tagging of kludge types. Remove old kludges
5799 for input.h types; use define_location_structures.
5800 * gengtype.h: Update prototypes. Define token codes here.
5801 * Makefile.in: Remove all references to gengtype-yacc.
5802 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5804 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5805 add GTY((skip)) to the field that's only conditionally there.
5806 * doc/install.texi: Document that Bison is no longer required
5807 unless building treelang.
5809 * gengtype.c: Don't include gtyp-gen.h.
5810 (srcdir): Declare here.
5811 (base_files, lang_dir_names): Allocate dynamically.
5812 (gt_files, num_gt_files, num_lang_dirs): New globals.
5813 (measure_input_list, read_input_line, read_input_list)
5814 (set_lang_bitmap): New functions.
5815 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5816 simplify, relying on read_input_list to set up the bitmaps.
5817 (main): Arguments are no longer unused. Check for correct number
5818 of command line arguments, set srcdir and srcdir_len, then call
5819 read_input_list, before doing anything else. No need to worry
5820 about duplicates in main loop.
5821 * configure.ac: Simplify the calculation of all_gtfiles.
5822 Put language tags in there. Don't set or substitute
5823 all_gtfiles_files_langs or all_gtfiles_files_frags.
5824 * Makefile.in: Revamp the way gengtype is invoked, now that it
5825 takes a file on its command line with a much simpler format.
5826 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5827 (GTFILES): Remove duplicates and C source files.
5828 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5829 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5830 * configure: Regenerate.
5832 * gengtype.h: Remove all type definitions to gengtype.c; leave
5833 only definitions of options_p, type_p, and pair_p as opaque
5834 pointers. Update prototypes.
5835 * gengtype.c: Many type definitions moved here from gengtype.h.
5836 Consolidate type definitions at the top of the file.
5837 (xvasprintf): Delete.
5838 (xasprintf): Make static.
5839 (create_nested_pointer_option): Add 'next' parameter.
5840 (create_field_all, create_field_at): New functions.
5841 (create_field): Now a thin wrapper around create_field_all.
5842 (create_optional_field): Rename create_optional_field_ and add
5843 line argument. Original name is now a macro which supplies
5845 (oprintf): Use vsnprintf directly.
5846 (close_output_files): Use fatal rather than perror/exit.
5847 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5848 (main): Set progname. Don't use exit.
5849 * gengtype-yacc.y (struct_fields): Use create_field_at.
5850 (option, optionseqopt): Delete.
5851 (optionseq): Consolidate productions from option here so we
5852 can use the first argument to create_option.
5854 * gengtype-lex.l: Distinguish unions from structures in the
5855 token type. Don't call find_structure; return the tag as a string.
5856 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5857 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5858 Reorganize typedef_struct production accordingly.
5859 Use create_nested_ptr_option.
5860 * gengtype.c (create_nested_ptr_option): New function.
5861 * gengtype.h: Declare it.
5863 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5864 (string_type): Don't declare.
5865 (do_scalar_typedef): Declare.
5866 (create_scalar_type): Update prototype.
5867 * gengtype.c (string_type): Make static.
5868 (scalar_nonchar, scalar_char): New.
5869 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5870 (resolve_typedef): Use scalar_nonchar for error recovery.
5871 (create_scalar_type): Remove name_len field. Return scalar_char
5872 or scalar_nonchar as appropriate.
5873 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5875 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5877 (main): Initialize scalar_char and scalar_nonchar before calling
5879 * gengtype-lex.l: Adjust for removal of second argument to
5880 create_scalar_type. Use yylval.s instead of yylval.t when
5882 * gengtype-yacc.y: Type of SCALAR is string. Call
5883 create_scalar_type from type:SCALAR rule. Adjust for removal of
5884 second argument to create_scalar_type.
5886 * vec.h: Remove all #if IN_GENGTYPE blocks.
5887 Add comment saying that changes may require adjustments to gengtype.
5888 * gengtype.c: Don't include coretypes.h or tm.h.
5889 Add comment to inclusion of errors.h.
5890 (note_def_vec, note_def_vec_alloc): New functions.
5891 * gengtype.h: Declare new functions.
5892 * gengtype-lex.l: Don't include coretypes.h.
5893 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5895 (update_lineno): Remove unnecessary prototype.
5896 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5897 (VEC rule): Just return VEC_TOKEN.
5898 * gengtype-yacc.y (VEC_TOKEN): New token type.
5899 (type): Add a production for VEC(a,b).
5900 * Makefile.in: Update dependencies.
5902 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5903 typedefs that use the old PARAMS macro.
5905 * gengtype-lex.l: Remove all rules and states relating to yacc
5907 * gengtype-yacc.y: Similarly.
5908 * gengtype.c (note_yacc_type): Delete function.
5909 * gengtype.h: Update prototypes.
5911 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5913 * tree-pretty-print.c (dump_generic_node): Report precision of
5914 unnamed integer types.
5916 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5918 * ifcvt.c (noce_try_store_flag_constants): Don't check
5919 no_new_pseudos here.
5920 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5921 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5922 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5923 noce_try_sign_mask): Likewise.
5924 (if_convert): Check no_new_pseudos here.
5926 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5928 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5929 (noce_get_condition): Handle new then_else_reversed argument.
5930 (noce_init_if_info): Remove, fold into noce_find_if_block.
5931 (noce_process_if_block): Take a struct noce_if_info as the
5932 argument. Don't set up one based on ce_if_info. Update pointer
5933 references accordingly.
5934 (cond_move_process_if_block): Likewise.
5935 (process_if_block): Removed.
5936 (find_if_block): Removed. Move functionality two new functions,
5937 noce_find_if_block and cond_exec_find_if_block.
5938 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5939 blocks and the symmetric IF-ELSE-JOIN case.
5940 (cond_exec_find_if_block): Also new function mostly based on old
5941 find_if_block and process_if_block.
5942 (find_if_header): Replace find_if_block call with separately
5943 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5944 (find_cond_trap): Update noce_get_condition call.
5945 (dead_or_predicable): Likewise.
5947 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5949 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5951 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5952 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5953 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5954 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5955 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5956 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5957 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5958 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5959 __builtin_ia32_psrad128 builtins.
5961 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5963 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5964 * config/i386/constraints.md
5965 (define_constraint "I"): Use IN_RANGE macro.
5966 (define_constraint "J"): Ditto.
5967 (define_constraint "K"): Ditto.
5968 (define_constraint "M"): Ditto.
5969 (define_constraint "N"): Ditto.
5970 (define_constraint "O"): Ditto.
5971 * config/i386/predicates.md
5972 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5973 (define_predicate "const_0_to_3_operand"): Ditto.
5974 (define_predicate "const_0_to_7_operand"): Ditto.
5975 (define_predicate "const_0_to_15_operand"): Ditto.
5976 (define_predicate "const_0_to_63_operand"): Ditto.
5977 (define_predicate "const_0_to_255_operand"): Ditto.
5978 (define_predicate "const_1_to_31_operand"): Ditto.
5979 (define_predicate "const_2_to_3_operand"): Ditto.
5980 (define_predicate "const_4_to_7_operand"): Ditto.
5982 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5984 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5985 in SImode for save_world.
5986 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5989 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5991 PR tree-optimization/30784
5992 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5995 2007-03-25 Revital Eres <eres@il.ibm.com>
5997 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5998 Fold movement_possibility function into it.
6000 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6002 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6003 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6004 (call_indirect_nonlocal_darwin64): Same.
6005 (call_nonlocal_darwin64): Same.
6006 (call_value_indirect_nonlocal_darwin64): Same.
6007 (call_value_nonlocal_darwin64): Same.
6008 (sibcall_nonlocal_darwin64): Same.
6009 (sibcall_value_nonlocal_darwin64): Same.
6010 (sibcall_symbolic_64): Same.
6011 (sibcall_value_symbolic_64): Same.
6012 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6014 (rs6000_emit_load_toc_table): Same.
6015 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6016 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6022 (load_toc_v4_pic_si): Same
6023 (load_toc_v4_PIC_1): Same.
6024 (load_toc_v4_PIC_1b): Same.
6025 (call_indirect_aix{32,64}): Same.
6026 (call_value_indirect_aix{32,64}): Same.
6029 (call_local{32,64}): Same.
6030 (call_value_local{32,64}): Same.
6031 (call_indirect_nonlocal_aix{32,64}): Same.
6032 (call_nonlocal_aix{32,64}): Same.
6033 (call_value_indirect_nonlocal_aix{32,64}): Same.
6034 (call_value_nonlocal_aix{32,64}): Same.
6035 (call_indirect_nonlocal_sysv<mode>): Same.
6036 (call_nonlocal_sysv<mode>): Same.
6037 (call_value_indirect_nonlocal_sysv<mode>): Same.
6038 (call_value_nonlocal_sysv<mode>): Same.
6040 (sibcall_local{32,64}): Same.
6041 (sibcall_value_local{32,64}): Same.
6042 (sibcall_nonlocal_aix{32,64}): Same.
6043 (sibcall_value_nonlocal_aix{32,64}): Same.
6044 (sibcall_nonlocal_sysv<mode>): Same.
6045 (sibcall_value): Same.
6046 (sibcall_value_nonlocal_sysv<mode>): Same.
6048 2007-03-24 Paul Brook <paul@codesourcery.com>
6050 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6051 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6053 2007-03-24 Richard Henderson <rth@redhat.com>
6055 * config/ia64/constraints.md: New file.
6056 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6057 satisfies_constraint_?.
6058 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6059 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6060 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6061 ia64_output_mi_thunk): Likewise.
6062 (ia64_const_ok_for_letter_p): Remove.
6063 (ia64_const_double_ok_for_letter_p): Remove.
6064 (ia64_extra_constraint): Remove.
6065 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6066 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6067 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6068 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6069 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6070 EXTRA_MEMORY_CONSTRAINT): Remove.
6071 * config/ia64/ia64.md: Include constriants.md. Replace
6072 CONST_OK_FOR_? with satisfies_constraint_?.
6074 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6075 H.J. Lu <hongjiu.lu@intel.com>
6077 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6079 (name macros): Use DPD_BID_NAME to convert names properly.
6081 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6082 decimal floating point format.
6083 (init_floating_libfuncs): Change decimal functions so that they
6084 have a "bid_" prefix if the decimal system uses the BID format,
6085 and "dpd_" prefix if the decimal system uses the DPD format.
6086 (init_interclass_conv_libfuncs): Ditto.
6087 (init_intraclass_conv_libfuncs): Ditto.
6089 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6090 using the BID format.
6092 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6093 whether we are using the BID decimal format.
6094 * configure: Regenerate.
6096 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6097 the compiler has decimal floating point enabled. Define
6098 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6101 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6102 using the BID format.
6104 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6105 whether we are using the BID decimal format.
6106 * configure: Regenerate.
6108 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6109 the compiler has decimal floating point enabled. Define
6110 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6113 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6114 options, and that it is enabled for i386/x86_64 systems.
6116 * Makefile.in (enable_decimal_float): New.
6118 (DECNUMINC): Add -I$(DECNUMFMT).
6119 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6120 to $(DECNUMFMT) from $(DECNUM).
6122 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6123 Substitute enable_decimal_float.
6124 * configure: Regenerated.
6127 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6130 * configure.ac: Enable decimal float for x86_64-*-linux*.
6131 * configure: Regenerated.
6134 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6135 decimal128ClearSign to flip and clear the sign bit in decimal128.
6136 (decimal_real_maxval): Set decimal128SetSign to set the sign
6139 2007-03-23 Ian Lance Taylor <iant@google.com>
6141 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6143 2007-03-23 Ian Lance Taylor <iant@google.com>
6145 * tree-dump.c (dump_files): Correct comment.
6147 2007-03-23 Ian Lance Taylor <iant@google.com>
6149 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6151 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6153 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6154 in cfglayout mode. Don't go into and out of cfglayout mode.
6155 Link the blocks in the order of the constructed traces.
6156 (rest_of_handle_tracer): Adjust call to tracer.
6157 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6158 Don't go into cfglayout mode.
6159 (rtl_loop_done): Don't go out of cfglayout mode.
6160 * cfglayout.c (relink_block_chain): New function, split out from...
6161 (fixup_reorder_chain): ...here. Remove redundant checking.
6162 (cfg_layout_finalize): Don't clear the header, footer, and aux
6163 fields here, move the code to do so to relink_block_chain. Likewise
6164 for free_original_copy_tables.
6165 * rtl.h (tracer): Update prototype.
6166 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6167 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6168 mode. Use relink_block_chain to serialize the CFG according to the
6169 new basic block order. Move targetm.cannot_modify_jumps_p check from
6171 (gate_handle_reorder_blocks): ...to here.
6172 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6174 (gate_duplicate_computed_gotos): ...to here.
6175 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6176 something always changes when going into and out of cfglayout mode.
6177 Perform an expensive cfg cleanup while going into cfglayout mode.
6178 Always update liveness information on HAVE_conditional_execution
6179 targets. Reserialize the basic blocks and go out of cfglayout mode.
6180 * reg-stack.c: Include cfglayout.h.
6181 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6182 the call to reorder_basic_blocks.
6183 * basic-block.h (reorder_basic_blocks): Update prototype.
6184 (relink_block_chain): New prototype.
6185 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6187 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6189 * config/mips/mips.md (type, hazard, *movdi_32bit,
6190 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6191 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6192 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6193 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6194 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6196 (movcc): Change first xfer to multi.
6197 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6198 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6199 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6200 config/mips/generic.md: Change reservations using "xfer" to use
6202 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6203 using match_operand.
6204 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6205 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6207 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6209 2007-03-22 Richard Henderson <rth@redhat.com>
6211 * config/i386/i386.c: Remove unnecessary function declarations.
6212 Move targetm definition, and all related macros, to the end of
6213 the file. Resort some functions to put definitions before uses.
6214 (ix86_attribute_table): Make static. Move to end of file.
6215 (ix86_gimplify_va_arg): Make static.
6217 2007-03-22 Richard Henderson <rth@redhat.com>
6219 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6220 don't increase local_regparm with force_align_arg_pointer check.
6221 (ix86_function_sseregparm): Assert 32-bit.
6222 (type_has_variadic_args_p): New.
6223 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6224 type_has_variadic_args_p.
6225 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6226 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6227 use memset instead. Do maybe_vaarg check first; skip attribute
6228 tests if true; skip attribute tests for 64-bit.
6229 (construct_container): Remove TARGET_DEBUG_ARG.
6230 (function_arg_advance_32, function_arg_advance_64): Split out ...
6231 (function_arg_advance): ... from here.
6232 (function_arg_32, function_arg_64): Split out ...
6233 (function_arg): ... from here.
6234 (ix86_pass_by_reference): Tidy.
6235 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6236 (function_value_32): New, from parts of ix86_function_value
6237 and ix86_value_regno.
6238 (function_value_64): New, from parts of ix86_function_value
6239 and ix86_libcall_value.
6240 (ix86_function_value_1): New.
6241 (ix86_function_value, ix86_libcall_value): Use it.
6242 (return_in_memory_32, return_in_memory_64): Split out ...
6243 (ix86_return_in_memory): ... from here.
6244 (ix86_struct_value_rtx): Skip for 64-bit.
6245 (ix86_libcall_value, ix86_value_regno): Remove.
6246 (setup_incoming_varargs_64): Split out ...
6247 (ix86_setup_incoming_varargs): ... from here.
6248 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6249 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6250 * config/i386/i386-protos.h (ix86_function_value): Remove.
6251 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6253 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6256 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6257 infinities not supported, otherwise emit warning if -Woverflow. On
6258 underflow, emit warning if -Woverflow.
6259 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6261 * real.h (real_from_string): Update declaration
6263 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6264 Richard Henderson <rth@redhat.com>
6266 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6267 * calls.c (compute_argument_block_size, expand_call,
6268 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6269 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6270 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6271 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6272 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6273 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6274 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6275 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6278 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6280 * c-incpath.c (add_sysroot_to_chain): New.
6281 (merge_include_chains): Add sysroot argument. Call
6282 add_sysroot_to_chain if sysrooted.
6283 (register_include_chains): Update call to merge_include_chains.
6284 * doc/cppopts.texi: Document use of '=' in include directory
6287 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6289 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6290 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6291 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6292 insn pattern using X87MODEF12 mode macro.
6294 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6296 * regmove.c (regmove_optimize): Use reg_mentioned_p
6297 instead of reg_overlap_mentioned_p for DST.
6299 2007-03-21 Mike Stump <mrs@apple.com>
6301 * c.opt: Fixup for Objective-C/C++.
6303 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6305 * explow.c (convert_memory_address): Fold memory reference when
6306 POINTERS_EXTEND_UNSIGNED < 0
6308 2007-03-21 Richard Henderson <rth@redhat.com>
6311 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6312 * config/i386/mmintrin.h (__m64): Likewise.
6313 * config/i386/xmmintrin.h (__m128): Likewise.
6315 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6317 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6318 (VXWORKS_OS_CPP_BUILTINS): Define.
6319 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6320 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6322 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6324 * rtl.h (constant_pool_reference_p): Delete.
6325 (find_constant_src): Declare.
6326 * rtlanal.c (find_constant_src): New function.
6327 * simplify-rtx.c (constant_pool_reference_p): Delete.
6328 * config/i386/i386.md: Use find_constant_src instead of
6329 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6331 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6333 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6334 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6336 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6338 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6339 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6340 (arm_elf_asm_constructor): Use it.
6341 (arm_elf_asm_destructor): New function.
6343 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6345 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6347 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6349 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6351 2007-03-19 Andrew Haley <aph@redhat.com>
6353 PR tree-optimization/31264
6354 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6357 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6359 PR rtl-optimization/30907
6360 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6361 (fwprop_init): Always call loop_optimizer_initialize.
6362 (fwprop_done): Always call loop_optimizer_finalize.
6363 (fwprop): We always have loop info now.
6364 (gate_fwprop_addr): Remove.
6365 (pass_fwprop_addr): Use gate_fwprop as gate.
6367 PR rtl-optimization/30841
6368 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6369 df_chain_alloc): Call df_reorganize_refs unconditionally.
6370 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6371 refs_organized to refs_organized_size.
6372 (df_ref_create_structure): Use refs_organized_size instead of
6373 bitmap_size if refs had been organized, and keep refs_organized_size
6375 * df.h (struct df_ref_info): Change refs_organized to
6376 refs_organized_size.
6377 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6380 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6382 * except.c (output_function_exception_table): Do not reference the
6383 EH personality routine for functions that do not require an
6386 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6389 * c-typeck.c (convert_for_assignment): Call comptypes for
6390 RECORD_TYPE or UNION_TYPE.
6393 * reload1.c (reload): Do invalid ASM checking after
6394 cleanup_subreg_operands.
6396 2007-03-19 Jeff Law <law@redhat.com>
6398 * tree-cfg.c (find_taken_edge): Tighten conditions for
6399 optimizing computed gotos.
6401 2007-03-19 Michael Matz <matz@suse.de>
6403 * builtins.c (expand_builtin_sync_operation,
6404 expand_builtin_compare_and_swap,
6405 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6408 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6409 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6412 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6414 * doc/tm.texi: Add brackets around the return type of
6415 TARGET_SECONDARY_RELOAD.
6417 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6418 Richard Guenther <rguenther@suse.de>
6420 PR tree-optimization/31254
6421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6422 Use handled_component_p () where appropriate. Continue
6423 propagating into the rhs if we propagated into an INDIRECT_REF
6426 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6428 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6429 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6430 (xde, xdee): Mode attributes adjusted to support DFP modes.
6431 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6432 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6433 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6434 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6435 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6436 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6437 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6439 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6440 "movsf"): Insn definitions removed.
6441 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6442 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6443 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6445 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6446 "reload_in<mode>", "reload_out<mode>"): Expander added.
6447 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6450 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6452 * config/s390/s390.md: Only non-functional changes. Renamed
6453 FPR mode macro to BFP all over the file.
6455 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6457 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6458 (op_type attribute): RRF instruction type added.
6459 (fT0): New mode attribute.
6460 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6461 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6462 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6463 no secondary memory is needed when moving DFmode values between GPRs
6466 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6468 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6469 inverted and documentation adjusted.
6470 ("mhard-dfp", "msoft-dfp"): New options.
6471 * config/s390/s390.c (s390_handle_arch_option): New architecture
6473 (override_options): Sanity checks for the new options added.
6474 * config.gcc: New architecture switch: z9-ec.
6475 * config/s390/s390.h (processor_flags): PF_DFP added.
6476 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6477 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6478 when the bit is NOT set so remove it from the defaults.
6480 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6482 * genemit.c (main): Print include statement for dfp.h.
6483 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6486 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6488 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6490 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6493 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6496 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6498 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6499 attr_length_call, output_call, output_indirect_call): Cleanup
6500 formatting of targetm calls.
6502 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6504 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6506 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6508 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6509 reservation, bypass and anti-bypass descriptions for these instructions.
6510 Update move patterns.
6511 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6514 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6516 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6517 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6518 (get_initial_def_for_reduction): Likewise.
6520 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6522 Fix PR tree-optimization/29922
6523 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6524 (get_representative): Removed.
6525 (value_dies_in_block_x): Update for rvuse removal.
6526 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6527 (compute_antic_aux): Handle when PHI nodes appear in
6528 non-single-successors.
6529 (dump_bitmap_of_names): Removed.
6530 (compute_antic_safe): Renamed and removed rvuse calculation.
6531 Calculate only antic safe.
6532 (insert_into_preds_of_block): Remove assert.
6533 (execute_pre): Update for renamed functions.
6534 (defer_or_phi_translate_block): New function.
6536 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6538 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6539 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6541 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6542 Follow spelling conventions.
6544 * tree-data-ref.h: Remove the prototype for analyze_array.
6546 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6548 PR tree-optimization/31041
6549 * tree-vect-transform.c (get_initial_def_for_induction): Call
6550 force_gimple_operand.
6552 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6554 * ipa-type-escape.c (look_for_casts) : Revert code to use
6555 handled_component_p due to ada test a-numaux.adb.
6557 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6559 * final.c (final_scan_insn): Alter the condition of a
6560 conditional trap if we have nonstandard CC.
6562 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6564 * configure.ac: Remove excess quoting from asm line 0 test.
6565 * configure: Rebuilt.
6567 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6569 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6570 * c-common.c (convert_and_check): Move warning logic to...
6571 (warnings_for_convert_and_check): ...here. Define.
6572 * c-common.h (warnings_for_convert_and_check): Declare.
6574 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6576 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6577 (output_call): Likewise.
6579 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6581 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6583 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6585 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6587 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6589 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6590 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6592 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6594 PR tree-optimization/31183
6595 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6596 Use double_int instead of unsigned int for representing access_strides.
6597 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6599 2007-03-16 Richard Guenther <rguenther@suse.de>
6601 PR tree-optimization/31146
6602 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6603 to allow recursion of forward_propagate_addr_expr.
6604 (forward_propagate_addr_into_variable_array_index): Likewise.
6605 (forward_propagate_addr_expr): Likewise.
6606 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6607 (forward_propagate_addr_expr_1): Recurse on simple copies
6608 instead of propagating into them. Do so for useless conversions
6610 (forward_propagate_addr_expr): Clean up unused statements after
6613 2007-03-16 Richard Guenther <rguenther@suse.de>
6615 * builtins.c (expand_builtin_cexpi): Use the right argument
6616 for the expansion via cexp.
6618 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6620 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6621 * configure: Rebuilt.
6623 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6626 * dwarf2out.c (force_type_die): Adjust comment.
6627 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6629 2007-03-15 DJ Delorie <dj@redhat.com>
6631 * config/frv/predicates.md (minmax_operator): Don't check operands
6634 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6636 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6637 Update constant estimates of number of iterations.
6638 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6639 argument renamed to "realistic".
6640 (compute_estimated_nb_iterations): Removed.
6641 (record_niter_bound): New function.
6642 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6643 call record_nonwrapping_iv with upper = false.
6644 (infer_loop_bounds_from_signedness): Pass upper argument to
6645 record_nonwrapping_iv.
6646 (estimate_numbers_of_iterations_loop): Do not call
6647 compute_estimated_nb_iterations. Record estimate based on profile
6648 information. Initialize the constant estimates of number of
6650 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6652 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6653 number of iterations is too small.
6654 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6655 (EST_NOT_AVAILABLE): Removed.
6656 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6657 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6660 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6662 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6663 Handle NE_EXPR guards.
6665 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6668 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6669 Set also -pedantic-errors by default for the preprocessor unless
6670 -fpermissive is given.
6672 2007-03-15 Richard Guenther <rguenther@suse.de>
6676 * builtins.c (expand_builtin_cexpi): As a fallback if we
6677 don't have builtins for sincos or cexp create a function
6678 declaration for cexp and expand to a call to that.
6679 (expand_builtin_int_roundingfn): Always fall
6680 back to floor/ceil and its variants even if they may be
6683 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6686 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6687 jump tables, move the call to delete_dead_jumptables from here...
6688 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6689 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6690 don't allow merging of blocks that try_redirect_by_replacing_jump
6691 also does not handle when not optimizing.
6693 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6694 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6696 * config/i386/i386.md (x86_sahf_1): Correctly handle
6699 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6702 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6703 x86_64_general_operand as operand[2] predicate. Remove "iF"
6704 from operand constraints and use "e" constraint instead.
6705 (*subti3_1, *subti3_1 splitter): Ditto.
6706 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6707 operand[1] predicate.
6709 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6711 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6712 arrays, multiply the access strides by the size of the sub-array.
6713 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6715 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6717 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6718 the configured assembler supports the sahf mnemonic.
6719 * configure: Regenerate.
6720 * config.in: Regenerate.
6722 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6723 emit "sahf" or ".byte\t0x9e" as asm template.
6725 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6728 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6729 option to replace hard coded TARGET_xxx in md file.
6730 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6731 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6732 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6733 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6734 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6735 (X86_TUNE_NOT_VECTORMODE): Ditto.
6736 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6737 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6738 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6739 (TUNE_SLOW_IMUL_IMM8): Ditto.
6740 (TUNE_MOVE_M1_VIA_OR): Ditto.
6741 (TUNE_NOT_UNPAIRABLE): Ditto.
6742 (TUNE_NOT_VECTORMODE): Ditto.
6744 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6747 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6748 tuning options instead of hard coded TARGET_xxx.
6749 (fix ssemode peephole2's): Ditto.
6750 (imul peephole2's): Ditto.
6752 (movdi_or_rex64): Ditto.
6753 (move peephole2): Ditto.
6754 (not peephole2's): Ditto.
6756 2007-03-14 Dirk Mueller <dmueller@suse.de>
6758 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6759 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6760 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6762 * c-parser.c (c_parser_do_statement): Warn about empty body in
6764 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6765 * doc/invoke.texi (-Wempty-body): Update documentation.
6767 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6770 * c-common.h (warn_for_div_by_zero): Declare.
6771 * c-common.c (warn_for_div_by_zero): Define.
6772 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6775 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6777 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6778 to PREFIX and STANDARD_PREFIX.
6780 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6781 Phil Edwards <phil@codesourcery.com>
6783 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6784 (__gthread_once_t): Remove busy field for RTPs.
6785 (__GTHREAD_ONCE_INIT): Update accordingly.
6787 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6789 * doc/invoke.texi: Document VxWorks options.
6791 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6793 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6795 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6797 PR tree-optimization/30590
6798 * tree-nrv.c (tree_nrv): Check for the partial update of the
6801 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6803 * flags.h (flag_random_seed): Remove declaration, in favor of...
6804 * toplev.h (get_random_seed, set_random_seed): ... these.
6805 * tree.c (get_file_function_name): Use the former.
6806 * opts.c (common_handle_option): Use the latter.
6809 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6812 * cse.c (cse_find_path): Do not bail out if a basic block that
6813 we already visited now becomes part of a path that starts at a
6814 different basic block. Just disallow this, to make sure we
6815 visit each basic block at most once.
6817 2007-03-13 Jan Hubicka <jh@suse.cz>
6819 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6820 when profile esitmate is present, calls with very low frequency are
6823 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6825 PR tree-optimization/30730
6826 PR tree-optimization/26900
6827 * tree-ssa-loop-niter.c: Include gmp.h.
6829 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6830 split_to_var_and_offset, determine_value_range,
6831 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6832 bound_difference, bounds_add, bounds_negate,
6833 number_of_iterations_ne_max, dump_affine_iv): New functions.
6834 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6835 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6836 difference of initial and final value of control iv to validate
6838 (number_of_iterations_cond): Add loop parameter. Determine bounds
6839 on the difference of the extremes of the control iv. Add dumps.
6840 (expand_simple_operations): Handle phi nodes.
6841 (simplify_using_initial_conditions): Do not record used conditions.
6842 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6843 Do not set additional_info.
6844 (implies_nonnegative_p, implies_ge_p): Removed.
6845 (derive_constant_upper_bound): Do not use parameter `additional'.
6846 (record_estimate): Parameter `additional' removed. Parameter
6847 `i_bound' added. Do not call derive_constant_upper_bound.
6848 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6849 bound the number of iterations estimate.
6850 (estimate_numbers_of_iterations_loop): Pass the estimate from
6851 the number of iterations analysis to record_estimate.
6852 * tree.h (multiple_of_p): Declare.
6853 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6854 (scev_const_prop): Do not check expression_expensive_p.
6855 * fold-const.c (multiple_of_p): Exported.
6856 * double-int.c (double_int_mask): Exported.
6857 * double-int.h (double_int_mask): Declare.
6858 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6859 field. Added max field.
6861 2007-03-13 David Taylor <taylor@candd.org>
6864 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6867 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6870 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6871 two unamed patterns.
6873 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6875 * config/i386/i386.opt (mcx16, msahf): New options.
6876 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6877 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6879 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6880 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6881 Output -mcx16 and -msahf options when corresponding bit is set.
6883 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6886 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6888 * configure.ac: Test for assembler tolerance to # 0 "".
6889 * configure, config.in: Rebuilt.
6890 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6892 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6894 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6896 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6897 (handle_syscall): Handle direct system calls.
6898 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6900 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6902 * doc/invoke.texi: Fix cpp.info cross-reference.
6903 * doc/passes.texi: Fix gcc.info cross-reference.
6905 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6907 PR tree-optimization/30835
6908 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6909 bb_for_stmt is not NULL before accessing it.
6911 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6913 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6916 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6919 * doc/install.texi: Document --enable-stage1-languages
6921 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6923 * tree-pass.h (pass_into_cfg_layout_mode,
6924 pass_outof_cfg_layout_mode): Declare.
6925 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6926 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6927 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6928 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6930 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6932 * c-decl.c (warn_variable_length_array): New function.
6933 Refactored from grokdeclarator to handle warn_vla
6934 and handle unnamed array case.
6935 (grokdeclarator): Refactored VLA warning case.
6936 * c.opt (Wvla): New flag.
6937 * doc/invoke.texi (Wvla): New warning.
6939 2007-03-12 Richard Henderson <rth@redhat.com>
6941 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6942 (TARGET_SECTION_TYPE_FLAGS): New.
6944 2007-03-12 Richard Henderson <rth@redhat.com>
6946 * config/darwin.c (machopic_reloc_rw_mask): New.
6947 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6948 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6950 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6952 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6953 * cppdefault.h (cpp_PREFIX): Document.
6954 (cpp_PREFIX_len): Likewise.
6955 (cpp_EXEC_PREFIX): New variable.
6956 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6957 * c-incpath.c (add_standard_paths): Correct logic for relocating
6958 paths within prefix.
6960 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6962 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6963 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6965 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6966 fix_truncdfdi_sse using SSEMODEF mode macro.
6967 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6968 fix_truncdfsi_sse using SSEMODEF mode macro.
6969 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6970 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6972 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6974 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6977 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6979 * tree.h : Add multiple_of_p declaration.
6980 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6981 * ipa-type-escape.c (results_of_malloc): Redundant.
6982 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6983 (cast_type): Extended with new members.
6984 (check_cast): Returns cast_type.
6985 (cast): New structure for data of walk_use_def_chains.
6986 (is_malloc_result, is_cast_from_non_pointer_1,
6987 is_cast_from_non_pointer,
6988 is_array_access_through_pointer_and_index): New functions.
6989 (look_for_casts): Returns cast types.
6990 (check_call): Returns void.
6991 (okay_pointer_operation): Use support of pointer plus index,
6992 pointer plus constant and allow all multiplications.
6994 2007-03-11 Richard Guenther <rguenther@suse.de>
6996 PR tree-optimization/31115
6997 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6998 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6999 A shift count of zero is not special as with *_DIV_EXPR.
7000 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7003 2007-03-11 Ian Lance Taylor <iant@google.com>
7005 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7006 the *_DIV_EXPR codes correctly with overflow infinities.
7008 2007-03-11 Ira Rosen <irar@il.ibm.com>
7010 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7011 indicate success/failure of the analysis. Add negation to subtrahend
7012 in case of subtraction. Fail if both operands contain constants.
7013 (create_data_ref): Fail if analyze_offset fails.
7015 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.md (frndintxf2): Rename to ...
7018 (rintxf2): ... this. Remove expander having same name.
7019 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7020 (roundsf2, rounddf2): Ditto.
7021 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7022 (lround<mode>di2, lround<mode>si2): Ditto.
7024 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7026 * lower-subreg.c: Include except.h.
7027 (decompose_multiword_subregs): Verify that the only control flow
7028 insns we can split are loads to multi-words pseudos.
7029 Handle breaking such blocks after splitting, instead of calling
7030 find_many_sub_basic_blocks.
7032 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7033 on the new basic block. Add a lengthy comment explaining why we
7034 thought this was necessary.
7035 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7037 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7040 * tree.c (walk_type_fields): Recurse into the element type of
7041 ARRAY_TYPEs if there is a pointer set.
7043 2007-03-10 Dirk Mueller <dmueller@suse.de>
7045 * c-common.c (warn_logical_operator): Fix condition.
7047 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
7049 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7051 * config/darwin.c (machopic_select_section): Remove superfluous
7052 argument in call to categorize_decl_for_section. Remove unused
7055 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7057 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7059 * configure: Regenerate.
7061 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7064 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7065 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7066 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7067 Add LABEL_NUSES to emitted label.
7068 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7069 branch probability value to emitted jump insn.
7070 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7071 Do not check life information and do not re-arrange input operands
7072 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7074 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7076 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7077 the change of decode_asm_operands.
7079 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7081 * mode-switching.c (create_pre_exit): Skip blockage insn.
7083 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7085 * tree-pass.h (TODO_update_smt_usage): Remove.
7087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7091 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7093 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7094 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7095 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7098 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7100 * gcc.c: Document %{, in big comment at top.
7101 (input_suffix_matches): Remove special handling for .s and
7103 (input_spec_matches): New.
7104 (handle_braces): Handle %{,.
7105 (validate_switches): ',' indicates a value which is not a switch.
7106 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7107 to detect assembler input.
7108 * config/i386/sol2.h (CPP_SPEC): Likewise.
7109 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7110 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7111 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7112 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7113 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7114 -m64 causes deployment target to default to 10.5.
7115 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7117 2007-03-09 Richard Henderson <rth@redhat.com>
7120 * target.h (targetm.asm.out.reloc_rw_mask): New.
7121 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7122 (TARGET_ASM_OUT): Use it.
7123 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7124 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7125 use the new reloc_rw_mask target hook instead.
7126 (default_section_type_flags_1): Merge into...
7127 (default_section_type_flags): ... here.
7128 (decl_readonly_section_1): Merge into...
7129 (decl_readonly_section): ... here.
7130 (default_elf_select_section_1): Merge into...
7131 (default_elf_select_section): ... here.
7132 (default_unique_section_1): Merge into...
7133 (default_unique_section): ... here.
7134 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7135 (default_select_rtx_section): Use it.
7136 (default_elf_select_rtx_section): Likewise.
7137 * output.h: Update to match.
7138 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7139 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7140 (TARGET_ASM_RELOC_RW_MASK): New.
7141 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7142 to categorize_decl_for_section.
7143 (x86_64_elf_unique_section): Likewise.
7144 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7145 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7146 (TARGET_ASM_RELOC_RW_MASK): New.
7147 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7148 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7149 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7150 (TARGET_RWRELOC): Remove.
7151 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7152 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7153 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7154 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7155 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7156 (rs6000_xcoff_select_section): Use decl_readonly_section.
7157 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7158 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7159 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7160 (TARGET_SECTION_TYPE_FLAGS): Remove.
7161 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7163 2007-03-09 Roger Sayle <roger@eyesopen.com>
7165 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7166 complex constant equality/inequality comparisons for here.
7167 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7168 known at compile-time or can be simplified to a scalar comparison.
7169 (fold_relational_const): Move compile-time evaluation of complex
7170 constant equality/inequality comparisons to here.
7172 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7174 PR rtl-optimization/30643
7175 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7177 (fold_rtx): Recurse, like before 2006-11-03.
7179 2007-03-09 DJ Delorie <dj@redhat.com>
7181 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7184 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7186 PR tree-optimization/30375
7187 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7188 LHS of statements is not the same.
7189 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7191 2007-03-09 Chao-ying Fu <fu@mips.com>
7193 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7195 * doc/invoke.texi (-mdspr2): Document new option.
7196 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7197 New unspec for DSP REV 2.
7198 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7199 these instructions are extended in DSP REV 2.
7200 (mips-dspr2.md): Include.
7201 * config/mips/mips.opt (mdspr2): New option.
7202 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7203 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7204 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7205 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7206 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7207 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7208 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7210 (bdesc_map): Add one field of unsupported_target_flags.
7211 (bdesc_arrays): Update entries to have extra fields. Add
7213 (mips_init_builtins): Initialize new function types.
7214 Check unsupported_target_fileds to filter out builtins.
7215 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7217 (ASM_SPEC): Pass mdspr2 to the assembler.
7218 * config/mips/mips-dspr2.md: New file.
7220 2007-03-09 Sa Liu <saliu@de.ibm.com>
7222 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7224 2007-03-09 Ian Lance Taylor <iant@google.com>
7226 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7227 argument) like -Wstrict-overflow=2.
7228 * doc/invoke.texi (Warning Options): Update documentation.
7230 2007-03-09 Dirk Mueller <dmueller@suse.de>
7233 * doc/invoke.texi (-Wlogical-op): Document.
7234 * common.opt (-Wlogical-op): New.
7235 * c-common.h (warn_logical_operator): Declare.
7236 * c-common.c (warn_logical_operator): Define.
7237 * c-typeck.c (parser_build_binary_op): Call
7238 warn_logical_operator.
7240 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7242 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7243 * final.c (final_scan_insn): Test for non-"" file name.
7245 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7247 * doc/loop.texi: Document the Omega linear constraints solver.
7248 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7249 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7250 omega-hash-table-size, omega-max-keys, and
7251 omega-eliminate-redundant-constraints.
7252 * tree-pass.h (pass_check_data_deps): Declared.
7255 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7256 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7257 pass_check_data_deps): New.
7258 * tree-data-ref.c (init_data_ref): Remove declaration.
7259 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7260 (analyze_array): Renamed init_array_ref, move up initializations.
7261 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7262 Removed arguments that are set to NULL.
7263 (analyze_indirect_ref): Correct indentation, correct call to
7265 (object_analysis): Call init_array_ref instead of analyze_array.
7266 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7267 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7268 of DR_ACCESS_FNS_ADDR.
7269 (init_omega_eq_with_af, omega_extract_distance_vectors,
7270 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7271 ddr_consistent_p): New.
7272 (compute_affine_dependence): Check consistency of ddrs when
7273 flag_check_data_deps is passed.
7274 (analyze_all_data_dependences): Uncomment.
7275 (tree_check_data_deps): New.
7276 * tree-data-ref.h: Include omega.h.
7277 (DR_ACCESS_FNS_ADDR): Removed.
7278 (data_dependence_relation): Add inner_loop.
7279 (DDR_INNER_LOOP): New.
7280 * common.opt (fcheck-data-deps): New.
7281 * tree-flow.h (tree_check_data_deps): Declare.
7282 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7283 (OBJS-common): Depend on omega.o.
7285 * passes.c (pass_check_data_deps): Scheduled.
7286 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7287 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7288 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7289 PARAM_VECT_MAX_VERSION_CHECKS,
7290 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7292 2007-03-09 Richard Guenther <rguenther@suse.de>
7294 PR tree-optimization/30904
7296 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7297 the same way as *_DIV_EXPR.
7299 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7301 * recog.c (decode_asm_operands): No mixed declarations and code.
7303 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7305 * rtl.def (ASM_INPUT): Add location.
7306 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7307 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7308 (decode_asm_operands): Add loc operand.
7309 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7310 * stmt.c (expand_asm): Rename to...
7311 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7312 gen_rtx_ASM_INPUT_loc.
7313 (expand_asm_expr): Adjust.
7314 * recog.c (decode_asm_operands): Add loc operand.
7315 (check_asm_operands, extract_insn): Adjust.
7316 * reload1.c (maybe_fix_stack_asms): Likewise.
7317 * final.c (asm_insn_count): Likewise.
7318 (final_scan_insn): Output # line before and after asm.
7320 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7322 * tree-ssa-structalias.c (variable_info): Remove
7324 (new_var_info): Ditto.
7325 (shared_bitmap_info_t): New structure.
7326 (shared_bitmap_table): New variable.
7327 (shared_bitmap_hash): New function.
7328 (shared_bitmap_eq): Ditto
7329 (shared_bitmap_lookup): Ditto.
7330 (shared_bitmap_add): Ditto.
7331 (merge_smts_into): Change to take bitmap directly.
7332 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7333 (init_alias_vars): Init shared bitmap hashtable.
7334 (delete_points_to_sets): Delete shared bitmap hashtable.
7335 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7336 is_aliased removal as a change that was still necessary was
7339 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7341 * config/i386/i386.h (override_options): Conditionally disable
7342 x86_sahf for 64bit targets only.
7344 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7347 * c-decl.c (merge_decls): Don't call make_var_volatile.
7348 * varasm.c (make_var_volatile): Remove.
7349 * output.h (make_var_volatile): Remove.
7351 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7353 PR tree-optimization/31085
7354 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7356 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7358 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7359 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7360 ATTR_CONST_NOTHROW_LIST.
7362 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7365 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7367 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7369 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7372 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7374 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7375 passed, use shared libgcc.
7377 2007-03-08 Roger Sayle <roger@eyesopen.com>
7379 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7380 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7381 (honor_protect_cleanup_actions, lower_try_finally_switch):
7383 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7384 ifc_temp_var): Likewise.
7385 * tree-inline.c (setup_one_parameter): Likewise.
7386 * tree-mudflap.c (mf_decl_cache_locals,
7387 mf_build_check_statement_for): Likewise.
7388 * tree-nested.c (init_tmp_var, save_tmp_var,
7389 finalize_nesting_tree_1): Likewise.
7390 * tree-outof-ssa.c (insert_copy_on_edge,
7391 insert_backedge_copies): Likewise.
7392 * tree-profile.c (tree_gen_edge_profiler,
7393 tree_gen_ic_profiler): Likewise.
7394 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7395 * tree-sra.c (sra_build_assignment): Likewise.
7396 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7397 * tree-ssa-math-opts.c (insert_reciprocals,
7398 execute_cse_sincos_1): Likewise.
7399 * tree-tailcall.c (adjust_accumulator_values,
7400 adjust_return_value): Likewise.
7401 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7402 * tree-vect-transform.c (vect_create_data_ref_ptr,
7403 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7404 vect_create_epilog_for_reduction, vectorizable_reduction,
7405 vectorizable_call, vectorizable_conversion,
7406 vectorizable_assignment, vectorizable_operation,
7407 vectorizable_type_demotion, vect_gen_widened_results_half,
7408 vect_permute_store_chain, vectorizable_store,
7409 vect_setup_realignment, vect_permute_load_chain,
7410 vectorizable_load, vectorizable_condition,
7411 vect_create_cond_for_align_checks): Likewise.
7412 * tree-vrp.c (build_assert_expr_for): Likewise.
7414 2007-03-08 Ian Lance Taylor <iant@google.com>
7416 * tree-vrp.c: Include "intl.h".
7417 (usable_range_p): New static function.
7418 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7419 overflowed values, juts set *strict_overflow_p.
7420 (compare_values): Only return -2 if one of the operands is not a
7422 (compare_ranges): Call usable_range_p.
7423 (compare_range_with_value): Likewise.
7424 (vrp_evaluate_conditional_warnv): Rename from
7425 vrp_evaluate_conditional. Make static. Change all callers.
7426 (vrp_evaluate_conditional): New function.
7427 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7429 (simplify_abs_using_ranges): Likewise.
7430 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7431 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7432 within_stmt parameter.
7433 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7434 vrp_evaluate_conditional.
7435 * tree-ssa-threadedge.c
7436 (record_temporary_equivalences_from_stmts_at_dest): Change
7437 simplify parameter to take a second tree parameter.
7438 (simplify_control_stmt_condition): Likewise.
7439 (thread_across_edge): Likewise.
7440 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7441 (thread_across_edge): Likewise.
7442 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7444 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7446 * config/i386/i386.h (TARGET_SAHF): New define.
7447 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7448 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7449 (x86_sahf): New global variable.
7450 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7451 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7452 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7453 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7455 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7456 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7457 when expanding fcomi/sahf based tests.
7458 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7459 expanding sahf based alternative. Emit sahf based sequence when
7460 optimizing for code size.
7461 * config/i386/i386.md (x86_sahf_1): Do not disable for
7462 TARGET_64BIT, enable for TARGET_SAHF.
7464 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7466 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7467 spurious whitespace from error message.
7469 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7472 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7474 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7476 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7478 * tree-sra.c (instantiate_element): Propagate disabled warnings
7479 from the element itself to the created variable.
7481 2007-03-07 Richard Henderson <rth@redhat.com>
7484 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7485 silently fix up the stack in the case of a missing register.
7487 2007-03-07 Paul Brook <paul@codesourcery.com>
7489 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7491 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7493 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7495 (phase1_vrs): Use them.
7496 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7497 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7498 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7499 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7500 __gnu_Unwind_Restore_WMMXC if required.
7501 (_Unwind_VRS_Pop): Implement iWMMXt support.
7502 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7503 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7504 gnu_Unwind_Save_WMMXC): Define.
7506 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7508 * config/vxworks.h (vxworks_override_options): Declare.
7509 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7510 * config/vxworks.c: Include target.h and toplev.h.
7511 (vxworks_override_options): New function.
7512 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7514 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7516 * config/s390/s390.c (override_options): Don't emit an error when
7517 -mstack-size is used without providing -mstack-guard.
7518 (s390_emit_prologue): Choose stack_guard value automatically if not
7519 provided via command line.
7520 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7522 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7524 * config/i386/i386.c (output_set_got): Add a GOT initialization
7525 sequence for VxWorks PIC.
7526 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7527 around labels as well as symbols. Use gotoff_operand instead
7528 of local_symbolic_operand.
7529 (legitimize_pic_address): Use gotoff_operand instead of
7530 local_symbolic_operand. Use @GOT accesses for labels as
7532 (ix86_output_addr_diff_elt): Use PC-relative rather than
7533 GP-relative offsets for VxWorks PIC.
7534 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7535 no_new_pseudos. Check whether the returned register is op0.
7536 * config/i386/i386.md (tablejump): Use PC-relative rather than
7537 GP-relative offsets for VxWorks PIC.
7538 * config/i386/predicates.md (gotoff_operand): New predicate.
7540 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7542 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7544 * config/vxworks-dummy.h: New file.
7545 * config/i386/i386.h: Include it.
7547 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7549 * dwarf2out.c (is_inlined_entry_point): New
7550 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7551 DW_AT_ranges if the first subblock is the entry point.
7553 2007-03-06 David Daney <ddaney@avtrex.com>
7555 * doc/install.texi (mips-*-*): Change recommended binutils
7558 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7560 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7561 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7563 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7564 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7566 2007-03-06 Jan Hubicka <jh@suse.cz>
7568 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7569 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7571 (probably_cold_bb_p): Cold functions are cold.
7572 (probably_never_executed_bb_p): Cold functions are cold.
7573 (tree_bb_level_predictions): Predict calls to cold functions as not
7575 (compute_function_frequency): Check hot/cold attributes.
7576 * function.h (function_frequency): Update comments.
7577 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7578 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7579 (c_common_att): Add cold and hot.
7581 * doc/extend.texi (hot,cold attributes): Document.
7583 2007-03-06 Andrew Haley <aph@redhat.com>
7585 * function.c (expand_function_end): Move blockage to just after we
7586 emit the label for the naked return from the function.
7588 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7590 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7593 2007-03-06 Jan Hubicka <jh@suse.cz>
7595 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7596 loaded for constant large models. Non-large 64bit PIC can do.
7597 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7598 * cmodel.h: Add LARGE PIC.
7599 * i386.md (UNSPEC_PLTOFF): New.
7600 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7602 (*call_1_rex64): Disable for large models.
7603 (*call_1_rex64_large): New.
7604 (*call_value_1_rex64): Disable for large models.
7605 (*call_value_1_rex64_large): New.
7606 (set_rip_rex4): New.
7607 (set_got_offset_rex64): New.
7608 * predicates.md (constant_call_address_operand): For large model
7609 constant calls are not possible.
7610 * i386-protos.h (construct_plt_address): Declare.
7611 * i386.c (override_options): Accept large models.
7612 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7613 (legitimate_constant_p): Add new UNSPECs.
7614 (legitimate_pic_operand_p): Likewise.
7615 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7616 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7618 (output_pic_addr_const): Add PLTOFF.
7619 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7620 (ix86_expand_move): Legitimize pic address when in PIC mode.
7621 (construct_plt_address): New function.
7622 (ix86_expand_call): Offload the address to register and use GOT pointer
7624 * invoke.texi (mcmodel=large): Update documentation.
7626 2007-03-06 Richard Henderson <rth@redhat.com>
7628 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7629 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7630 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7631 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7632 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7633 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7634 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7635 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7636 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7637 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7638 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7639 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7640 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7641 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7642 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7643 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7644 x86_schedule, x86_use_bt, x86_pad_returns,
7645 x86_use_xchgb): Merge into ...
7646 (ix86_tune_features): ... here. New array.
7647 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7648 x86_bswap): Merge into ...
7649 (ix86_arch_features): ... here. New array.
7650 (x86_3dnow_a): Remove.
7651 (x86_accumulate_outgoing_args): Make static.
7652 (x86_arch_always_fancy_math_387): Make static.
7653 (ix86_tune_mask, ix86_arch_mask): Move ...
7654 (override_options): ... to local variables here. Apply the
7655 appropriate mask to each element of ix86_arch_features and
7656 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7657 as were done in the old macros.
7658 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7659 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7660 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7661 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7662 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7663 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7664 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7665 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7666 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7667 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7668 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7669 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7670 x86_accumulate_outgoing_args, x86_prologue_using_move,
7671 x86_epilogue_using_move, x86_decompose_lea,
7672 x86_arch_always_fancy_math_387, x86_shift1,
7673 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7674 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7675 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7676 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7677 x86_use_incdec, x86_pad_returns, x86_bswap,
7678 x86_partial_flag_reg_stall): Remove.
7679 (enum ix86_tune_indices): New.
7680 (ix86_tune_features): New.
7681 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7682 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7683 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7684 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7685 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7686 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7687 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7688 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7689 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7690 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7691 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7692 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7693 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7694 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7695 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7696 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7697 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7698 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7699 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7700 TARGET_EXT_80387_CONSTANTS): Use it.
7701 (enum ix86_arch_indices): New.
7702 (ix86_arch_features): New.
7703 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7704 TARGET_BSWAP): Use it.
7705 (ix86_tune_mask, ix86_arch_mask): Remove.
7707 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7710 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7711 Define using $${sysroot_headers_suffix}.
7712 * configure: Regenerate.
7713 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7714 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7716 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7717 * gcc.c (print_sysroot_headers_suffix): New.
7718 (option_map): Include --print-sysroot-headers-suffix.
7719 (display_help): Mention -print-sysroot-headers-suffix.
7720 (process_command): Handle -print-sysroot-headers-suffix.
7721 (do_spec_1): Append multilib directory to include-fixed path if
7722 sysroot suffixes in use.
7723 (main): Handle -print-sysroot-headers-suffix.
7724 * Makefile.in (start.encap): Don't depend on xlimits.h
7725 (xlimits.h): Remove.
7726 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7727 limits.h for each multilib in fixinc_list.
7728 (fixinc_list, s-fixinc_list): New.
7729 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7730 generate them for each multilib in fixinc_list.
7731 (stmp-fixproto): Use include-fixed. Run fixproto for each
7732 multilib in fixinc_list.
7733 (mostlyclean): Don't remove xlimits.h.
7734 (clean): Remove include-fixed.
7735 (real-install-headers-tar, real-install-headers-cpio,
7736 real-install-headers-cp): Don't copy include, only include-fixed.
7737 (install-mkheaders): Depend on fixinc_list. Don't depend on
7738 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7739 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7740 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7742 2007-03-06 Jan Hubicka <jh@suse.cz>
7744 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7749 * configure.ac: Allow tm_file to contain build-directory files.
7750 * configure: Regenerate.
7751 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7752 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7753 * config/m68k/print-sysroot-suffix.sh: New file.
7755 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7757 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7758 of pic_offset_table_rtx if reload_completed.
7759 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7760 PIC_OFFSET_TABLE_REGNUM.
7761 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7763 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7764 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7766 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7768 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7769 functions that call eh_return.
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 need a constant pool.
7776 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7779 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7780 (m68k_preferred_reload_class): Likewise.
7781 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7782 (SECONDARY_RELOAD_CLASS): Define.
7783 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7784 (LIMIT_RELOAD_CLASS): Delete.
7785 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7786 registers from storing bytes.
7787 (m68k_secondary_reload_class): New function.
7788 (m68k_preferred_reload_class): Likewise.
7790 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7792 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7794 (m68k_expand_prologue): Likewise.
7796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7798 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7799 (mips_expand_epilogue): Add a bool parameter.
7800 (m68k_legitimize_sibcall_address): Declare.
7801 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7802 (m68k_expand_epilogue): Add a parameter to select between sibling
7803 and normal epilogues. Only generate a return for the latter.
7804 (m68k_ok_for_sibcall_p): New function.
7805 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7806 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7807 (sibcall_value, *sibcall_value): Likewise.
7808 (*call, *call_value): Require !SIBLING_CALL_P.
7809 (epilogue): Update call to m68k_expand_epilogue.
7810 (sibcall_epilogue): New pattern.
7811 * config/m68k/predicates.md (const_call_operand): Say that this
7812 predicate applies to sibling calls too.
7813 (sibcall_operand): New predicate.
7815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7817 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7818 alternatives as movsi_cf.
7819 (movsf_cf_hard): Add commentary.
7821 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7822 Richard Sandiford <richard@codesourcery.com>
7824 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7825 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7826 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7827 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7828 as being live on exit from an interrupt function.
7829 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7830 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7831 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7832 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7833 (m68k_interrupt_function_p): Globalize.
7834 (m68k_compute_frame_layout): Remove reverse mask code.
7835 (m68k_emit_movem, m68k_set_frame_related): New functions.
7836 (m68k_output_function_prologue): Delete in favor of...
7837 (m68k_expand_prologue): ...this new function.
7838 (m68k_output_function_epilogue): Delete in favor of...
7839 (m68k_expand_epilogue): ...this new function.
7840 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7842 (print_operand): Handle %?.
7843 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7844 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7845 (prologue, epilogue): New patterns.
7846 (return): Turn into a define_expand.
7847 (*return): New pattern, derived from old "return" pattern. Use rte
7848 rather than rts for interrupt functions. Only use rtd if the pop
7850 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7851 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7852 (link, *link, unlink, *unlink, load_got): Likewise.
7854 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7858 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7859 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7860 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7861 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7862 and m68k_matches_u_p.
7863 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7864 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7865 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7866 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7867 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7868 (REG_STRICT_P): New macro.
7869 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7870 PCREL_GENERAL_OPERAND_OK.
7871 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7872 m68k_legitimate_base_reg_p.
7873 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7874 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7875 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7876 * config/m68k/m68k.c (m68k_address): New structure.
7877 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7878 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7879 (m68k_jump_table_ref_p, m68k_decompose_address)
7880 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7881 (m68k_matches_u_p): New functions.
7882 (print_operand_address): Rewrite to use m68k_decompose_index.
7884 2007-03-05 David Taylor <dtaylor@emc.com>
7886 * gcc.c: Correct copyright date in --version output.
7888 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7890 * pa.md: In unamed move patterns, disparge copies between general
7891 and floating point registers using '?' modifier. Don't include 'f'
7892 constraint for register preferences in DImode, SImode, HImode and
7893 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7894 Remove constraints for copies between general and floating registers
7895 in soft-float DFmode pattern.
7896 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7900 2007-03-05 Mike Stump <mrs@apple.com>
7902 * c-common.c (targetcm): Add.
7903 * c-opts.c (c_common_handle_option): Handle language specific
7905 * opts.c (handle_option): Verify language for target options, if
7907 * opth-gen.awk: Add CL_LANG_ALL.
7908 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7909 (TARGETCM_INITIALIZER): Add.
7910 * target.h (struct gcc_targetcm): Add.
7912 * targhooks.c (default_handle_c_option): Add.
7913 * targhooks.h (default_handle_c_option): Add.
7914 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7916 * config/darwin.opt (iframework): Add.
7917 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7918 * config/darwin-c.c (handle_c_option): Add.
7919 (TARGET_HANDLE_C_OPTION): Add.
7921 * doc/invoke.texi (Darwin Options): Add -iframework.
7923 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7925 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7928 2007-03-05 Ian Lance Taylor <iant@google.com>
7930 * c.opt (fgnu89-inline): New option.
7931 * c-opts.c (c_common_post_options): Set default value for
7933 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7934 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7936 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7937 (grokdeclarator, start_function): Likewise.
7938 * c-cppbuiltin.c (c_cpp_builtins): Define either
7939 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7940 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7941 (C Dialect Options): Document -fgnu89-inline.
7942 * doc/extend.texi (Function Attributes): Explain what the
7943 gnu_inline attribute does.
7944 * doc/cpp.texi (Common Predefined Macros): Document
7945 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7947 2007-03-05 Ian Lance Taylor <iant@google.com>
7949 PR tree-optimization/31034
7950 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7951 half-range if the other side is an overflow infinity.
7953 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7955 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7956 (bfin*-linux-uclibc*): New configuration.
7957 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7959 * config/bfin/linux.h: New file.
7960 * config/bfin/libgcc-bfin.ver: New file.
7961 * config/bfin/t-bfin-uclinux: New file.
7962 * config/bfin/t-bfin-linux: New file.
7963 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7964 (TARGET_OS_CPP_BUILTINS): New macro.
7966 2007-03-05 Richard Guenther <rguenther@suse.de>
7968 * fold-const.c (fold_binary): Remove duplicate folding
7969 of comparison of non-null ADDR_EXPR against null.
7971 2007-03-05 Richard Guenther <rguenther@suse.de>
7972 Dorit Nuzman <dorit@il.ibm.com>
7974 PR tree-optimization/26420
7975 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7976 are no loops in the function. Only print the number of
7977 vectorized loops if it is greater than zero or we are supposed
7978 to print information about unvectorized loops.
7980 2007-03-05 Revital Eres <eres@il.ibm.com>
7982 * gcc.dg/var-expand1.c: New test.
7983 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7984 when an accumulator is expanded.
7986 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7989 * c-common.c (convert_and_check): Don't give warnings for
7990 conversion if 'expr' already overflowed.
7992 2007-03-04 Roger Sayle <roger@eyesopen.com>
7995 * fold-const.c (fold_comparison): Enforce type consistency when
7996 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7998 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8000 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8001 containing a cast to the base of TARGET_MEM_REF.
8003 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8005 * tree.c (tree_contains_struct_check_failed): Remove spurious
8006 whitespace from error message.
8008 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8011 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8012 instead of precision.
8014 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8015 Nathan Sidwell <nathan@codesourcery.com>
8017 * emit-rtl.c (find_auto_inc): New.
8018 (try_split): recreate REG_INC notes,
8019 Use regular for loops rather than whiles.
8021 2007-03-03 Andreas Schwab <schwab@suse.de>
8023 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8024 * configure: Regenerate.
8026 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8028 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8029 flag_rounding_math, not flag_unsafe_math_optimizations.
8031 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8033 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8034 alpha_fold_vector_minmax): Likewise.
8035 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8036 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8038 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8040 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8041 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8042 if the lhs has side-effects.
8043 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8045 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8047 * config/i386/i386.h (TUNEMASK): Remove define.
8048 (ARCHMASK): Remove define.
8049 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8050 Use ix86_arch_mask variable instead of ARCHMASK.
8051 * config/i386/i386.c (override_options): Ditto.
8052 (standard_80387_constant_p): Ditto.
8054 2007-03-02 Ian Lance Taylor <iant@google.com>
8056 Used signed infinities in VRP.
8057 * tree-vrp.c (uses_overflow_infinity): New static function.
8058 (supports_overflow_infinity): New static function.
8059 (make_overflow_infinity): New static function.
8060 (negative_overflow_infinity): New static function.
8061 (positive_overflow_infinity): New static function.
8062 (is_negative_overflow_infinity): New static function.
8063 (is_positive_overflow_infinity): New static function.
8064 (is_overflow_infinity): New static function.
8065 (overflow_infinity_range_p): New static function.
8066 (compare_values_warnv): New function split out of compare_values.
8067 (compare_value): Call it.
8068 (set_value_range_to_nonnegative): Add overflow_infinity
8069 parameter. Change caller.
8070 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8072 (vrp_expr_computes_nonzero): Likewise.
8073 (compare_ranges, compare_range_with_value): Likewise.
8074 (compare_name_with_value, compare_names): Likewise.
8075 (vrp_evaluate_conditional): Likewise.
8076 (set_value_range): Handle infinity
8077 (vrp_operand_equal_p, operand_less_p): Likewise.
8078 (extract_range_from_assert): Likewise.
8079 (vrp_int_const_binop): Likewise.
8080 (extract_range_from_binary_expr): Likewise.
8081 (extract_range_from_unary_expr): Likewise.
8082 (extract_range_from_comparison): Likewise.
8083 (extract_range_from_expr): Likewise.
8084 (dump_value_range): Likewise.
8085 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8086 (test_for_singularity): Likewise.
8087 (vrp_int_const_binop): Remove inline qualifier.
8088 (adjust_range_with_scev): Add comment.
8089 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8091 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8093 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8094 (get_constraint_for): Likewise.
8095 (do_structure_copy): Likewise.
8096 (find_func_aliases): Fix references to MODIFY_EXPR.
8097 (intra_create_variable_infos): Tidy.
8098 * tree-ssa-operands.c (add_virtual_operand): Add argument
8100 When adding members of alias sets, if IS_CALL_SITE is true and
8101 the symbol is not call-clobbered, skip it.
8104 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8106 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8107 entry by means of emit_insn_at_entry.
8109 2007-03-02 Richard Henderson <rth@redhat.com>
8111 * expr.h (promoted_input_arg): Remove decl.
8112 * function.c (promoted_input_arg): Merge into ...
8113 * combine.c (setup_incoming_promotions): ... only caller.
8114 Rearrange to avoid double loop.
8116 2007-03-02 Ben Elliston <bje@au.ibm.com>
8117 Peter Bergner <bergner@vnet.ibm.com>
8118 Janis Johnson <janis187@us.ibm.com>
8120 * config/rs6000/dfp.md: New file.
8121 * config/rs6000/rs6000.md: Include dfp.md.
8122 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8123 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8124 and TDmode decimal float modes in FP registers.
8125 (num_insns_constant): Likewise.
8126 (rs6000_legitimate_offset_address_p): Likewise.
8127 (rs6000_legitimize_address): Likewise.
8128 (rs6000_legitimize_reload_address): Likewise.
8129 (rs6000_legitimate_address): Likewise.
8130 (rs6000_emit_move): Likewise.
8131 (function_arg_boundary): Likewise.
8132 (function_arg_advance): Likewise.
8133 (rs6000_darwin64_record_arg_recurse): Likewise.
8134 (function_arg): Likewise.
8135 (rs6000_gimplify_va_arg): Likewise.
8136 (rs6000_split_multireg_move): Likewise.
8137 (rs6000_output_function_epilogue): Likewise.
8138 (rs6000_output_function_epilogue): Likewise.
8139 (rs6000_register_move_cost): Likewise.
8140 (rs6000_function_value): Likewise.
8141 (rs6000_libcall_value): Likewise.
8143 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8145 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8147 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8149 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8150 Use $MULTIDIR to choose between the kernel and RTP headers,
8151 and use $WIND_BASE and $WIND_USR to locate them.
8153 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/i386.c (override_options): Put initialization of
8156 ix86_tune_mask and ix86_arch_mask to the correct place.
8158 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8159 Michael Meissner <michael.meissner@amd.com>
8162 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8164 (TARGET_CMOVE): Use ARCHMASK.
8165 (TARGET_CMPXCHG): Ditto.
8166 (TARGET_CMPXCHG8B): Ditto.
8167 (TARGET_XADD): Ditto.
8168 (TARGET_BSWAP): Ditto.
8169 * config/i386/i386.c (ix86_tune_mask): New global variable.
8170 (ix86_arch_mask): Ditto.
8171 (override_options): Initialize ix86_tune_mask and
8172 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8175 2007-03-02 Ben Elliston <bje@au.ibm.com>
8178 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8180 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8182 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8183 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8184 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8185 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8187 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8188 rs6000_init_dwarf_reg_sizes_extra): New.
8189 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8190 SPE register high parts.
8192 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8194 * Makefile.in: Add install-pdf target as
8195 copied from automake v1.10 rules.
8196 * configure.ac: Add install-pdf to target list.
8197 * configure: Regenerate.
8199 2007-03-01 Paul Brook <paul@codesourcery.com>
8201 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8202 modes to LDRD for DImode.
8203 (output_move_double): Fixup out of range ldrd/strd.
8204 (vfp_secondary_reload_class): Rename...
8205 (coproc_secondary_reload_class): ... to this. Add wb argument.
8206 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8207 coproc_secondary_reload_class for CLASS_IWMMXT.
8208 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8209 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8211 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8213 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8214 factor by the estimated number of iterations.
8215 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8218 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8219 decode_caches_intel, detect_caches_intel): New functions.
8220 (host_detect_local_cpu): Use detect_caches_amd and
8221 detect_caches_intel.
8223 2007-03-01 Richard Henderson <rth@redhat.com>
8225 * expr.c (emit_move_complex_push): Export.
8226 (emit_move_complex_parts): Split out from ...
8227 (emit_move_complex): ... here.
8228 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8229 * config/i386/i386.md (movcdi): New.
8231 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8233 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8234 size of mode1 to check for tieable modes in MMX case.
8236 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8238 * Makefile.in (rtlanal.o): Depend on tree.h.
8239 * rtl.h (offset_within_section_p, split_const): Declare.
8240 * rtlanal.c: Include tree.h.
8241 (offset_within_block_p): New function, taken from
8242 mips_offset_within_object_p.
8243 (split_const): New function, taken from mips_split_const.
8244 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8246 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8247 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8248 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8249 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8250 (m68k_illegitimate_symbolic_constant_p): New function.
8251 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8252 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8253 symbolic constant that might be outside the symbol's section,
8254 move the symbol first and then add the offset.
8255 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8257 * config/mips/mips.c (mips_split_const): Delete.
8258 (mips_offset_within_object_p): Delete.
8259 (mips_symbolic_constant_p): Use offset_within_section_p and
8260 split_const instead of mips_offset_within_object_p and
8262 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8263 (mips_legitimize_const_move, print_operand_reloc)
8264 (mips_dangerous_for_la25_p): Use split_const instead of
8267 2007-02-28 Eric Christopher <echristo@apple.com>
8269 * Makefile.in (install-include-dir): Don't rm -rf include.
8271 2007-02-28 Richard Guenther <rguenther@suse.de>
8274 * fold-const.c (fold_binary): Do not associate expressions
8275 with more than one variable for integer types that do not wrap.
8277 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8279 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8280 Delete, and replace with...
8281 (fold_builtin_call_array): This. Update callers to use it.
8282 * fold-const.c (fold_build_call_list): Delete, and replace with...
8283 (fold_build_call_array): This.
8284 (fold_build_call_list_initializer): Delete, and replace with...
8285 (fold_build_call_array_initializer): This.
8286 * tree.h: Update declarations to reflect above changes.
8288 * c-typeck.c (build_function_call): Store converted arguments
8289 in a stack-allocated array instead of building a list.
8290 (convert_arguments): Store arguments in the array passed in as an
8291 argument, and return the actual number of arguments.
8292 * c-format.c: (check_function_format): Pass arguments in an
8293 array instead of a list.
8294 * c-common.c (check_function_nonnull): Likewise.
8295 (check_function_sentinel): Likewise.
8296 (check_function_arguments): Likewise.
8297 * c-common.h: Update declarations to reflect above changes.
8299 2007-02-28 Jan Hubicka <jh@suse.cz>
8301 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8302 PRED_NEGATIVE_RETURN): Update outcomes.
8304 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8306 * calls.c (emit_library_call_value_1): Handle partial registers
8307 correctly when building up CALL_INSN_FUNCTION_USAGE.
8309 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8311 * pa/predicates.md (move_src_operand): Allow zero for mode.
8312 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8315 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8318 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8319 *movv2df_internal): Enable pattern only for valid operand
8321 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8322 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8324 2007-02-27 Mike Stump <mrs@apple.com>
8326 * config/darwin-crt3.c: Avoid compilation when compiling for a
8329 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8331 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8333 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8334 for fixed headers and limits.h.
8335 (install-include-dir, install-headers-tar, install-headers-cpio,
8336 install-headers-cp, real-install-headers-tar,
8337 real-install-headers-cpio, real-install-headers-cp): Handle
8338 include-fixed as well as include.
8339 (install-mkheaders): Don't install files that go only in include
8341 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8342 from GCC_INCLUDE_DIR.
8343 * gcc.c (process_command): Remove special -BstageN/ handling.
8344 (do_spec_1): Add include-fixed directories.
8346 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8348 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8350 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8352 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8355 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8357 * c-common.c (get_priority): Add check for
8358 SUPPORTS_INIT_PRIORITY.
8360 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8362 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8364 * config/bfin/bfin.c: Include "cfglayout.h".
8365 (MAX_LSETUP_DISTANCE): New macro.
8366 (struct loop_info): New members incoming, incoming_src and
8367 incoming_dest. Delete member predecessor.
8368 (length_for_loop): New function.
8369 (bfin_optimize_loop): Handle more different loop structures.
8370 (bfin_discover_loop): Rework detection of predecessor blocks by
8371 examining incoming edges.
8372 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8374 (bfin_reorder_loops): New function.
8375 (bfin_reorg_loops): Use these three new functions.
8377 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8378 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8379 (CONSTRAINT_LEN): Add entry for 'q'.
8380 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8381 Add 'q' constraints.
8382 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8383 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8385 * config/bfin/bfin.md (add_with_carry): New pattern.
8386 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8387 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8388 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8389 support unsigned multiplies too. Removed incorrect commutativity from
8390 operand 1 constraint where appropriate.
8391 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8393 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8394 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8396 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8397 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8398 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8399 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8400 usmulhisi_hh_huh): New patterns.
8402 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8403 lshifthi3): Fix output template to use half reg for operand 2.
8405 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8408 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8410 2007-02-27 Andreas Schwab <schwab@suse.de>
8412 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8414 2007-02-27 Jan Hubicka <jh@suse.cz>
8416 * predict.c (last_basic_block_p): Remove.
8417 (tree_estimate_probability): Update return heuristic for commonized
8420 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8422 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8424 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8426 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8427 * doc/cpp.texi: Standardize title page.
8428 * doc/cppinternals.texi: Likewise.
8429 * doc/gcc.texi: Standardize title page, remove version number
8430 from copyright page.
8431 * doc/gccint.texi: Likewise.
8432 * doc/install.texi: Standardize title page, add table of
8435 2007-02-26 Jan Hubicka <jh@suse.cz>
8437 * predict.def: Set outcomes according to more recent results.
8438 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8439 Remove dead predictors.
8440 * predict.c (return_prediction): Fix pasto.
8442 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8444 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8445 change; avoid a memory leak when returning early.
8447 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8449 * c-decl.c (static_ctors): Move to c-common.c.
8450 (static_dtors): Likewise.
8451 (finish_function): Use c_record_cdtor_fn.
8452 (build_cdtor): Move to c-common.c.
8453 (c_write_global_declarations): Use c_build_cdtor_fns.
8454 * c-common.h (static_ctors): Declare.
8455 (static_dtors): Likewise.
8456 (c_record_cdtor_fn): Likewise.
8457 (c_build_cdtor_fns): Likewise.
8458 * c-common.c (static_ctors): New variable.
8459 (static_dtors): Likewise.
8460 (c_record_cdtor_fn): New function.
8461 (build_cdtor): Move from c-decl.c
8462 (c_build_cdtor_fns): New function.
8464 * output.h (assemble_addr_to_section): Declare.
8465 (get_cdtor_priority_section): Likewise.
8466 * varasm.c (assemble_addr_to_section): New function.
8467 (get_cdtor_priority_section): Likewise.
8468 (default_named_section_asm_out_destructor): Use them.
8469 (destor_dtor_section_asm_out_destructor): Likewise.
8470 (default_named_section_asm_out_constructor): Likewise.
8471 (default_ctor_section_asm_out_constructor): Likewise.
8472 * config.gcc (*-*-vxworks*): Include vxworks.o.
8473 * config/t-vxworks (vxworks.o): New target.
8474 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8475 (TARGET_ASM_CONSTRUCTOR): Define.
8476 (TARGET_ASM_DESTRUCTOR): Likewise.
8477 (vxworks_asm_out_constructor): Declare.
8478 (vxworks_asm_out_destructor): Likewise.
8480 * c-common.c (get_priority): Check that we have not just an
8481 INTEGER_CST, but an integer constant with integeral type.
8483 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8485 PR tree-optimization/30938
8486 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8487 use &dt[nargs-1] instead of &dt[nargs] in the call to
8488 vect_is_simple_use().
8490 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8492 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8493 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8494 Do not attempt to handle MEM inside auto-inc expressions.
8495 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8496 of a register modified by an auto-inc expression. However, do handle
8497 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8498 (elimination_effects): Prohibit elimination of a register modified
8499 by an auto-inc expression. Disable register elimination rules whose
8500 target register is modified by an auto-inc expression with variable
8503 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8505 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8507 (array_at_struct_end_p): New function.
8508 (idx_infer_loop_bounds): Use it.
8509 (estimate_numbers_of_iterations_loop): Export.
8510 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8511 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8512 (tree_estimate_probability): Call record_loop_exits.
8513 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8514 (estimated_loop_iterations, estimated_loop_iterations_int,
8515 estimated_loop_iterations_tree): New functions.
8516 (analyze_siv_subscript_cst_affine,
8517 compute_overlap_steps_for_affine_1_2,
8518 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8519 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8520 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8521 (PRED_LOOP_ITERATIONS_GUESSED): New.
8522 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8523 * cfgloop.h (estimate_numbers_of_iterations_loop,
8524 estimated_loop_iterations_int): Declare.
8526 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8528 * doc/extend.texi: Document optional priority argument to
8529 constructors and destructors.
8530 * tree.c (init_priority_for_decl): Adjust GTY markers.
8531 (init_ttree): Use priority-info hash functions for
8532 init_priority_for_decl.
8533 (tree_map_eq): Rename to ...
8534 (tree_map_base_eq): ... this.
8535 (tree_map_marked_p): Rename to ...
8536 (tree_map_base_marked_p): ... this.
8537 (tree_map_base_hash): New function.
8538 (decl_init_priority_lookup): Rework.
8539 (decl_fini_priority_lookup): New function.
8540 (decl_priority_info): New function.
8541 (decl_init_priority_insert): Use it.
8542 (decl_fini_priority_insert): Likewise.
8543 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8545 (decl_restrict_base_insert): Likewise.
8546 (decl_debug_expr_insert): Likewise.
8547 (decl_value_expr_lookup): Likewise.
8548 (decl_value_expr_insert): Likewise.
8549 * tree.h (priority_type): New type.
8550 (decl_init_priority_lookup): Use priority_type.
8551 (decl_fini_priority_lookup): New function.
8552 (decl_init_priority_insert): Use priority_type.
8553 (decl_fini_priority_insert): New function.
8554 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8555 (DECL_INIT_PRIORITY): Likewise.
8556 (SET_DECL_INIT_PRIORITY): Add comment.
8557 (DECL_FINI_PRIORITY): New macro.
8558 (SET_DECL_FINI_PRIORITY): Likewise.
8559 (DEFAULT_INIT_PRIORITY): Document.
8560 (MAX_INIT_PRIORITY): Likewise.
8561 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8562 (tree_map_base): New type.
8563 (tree_map_base_eq): New function.
8564 (tree_map_base_hash): Likewise.
8565 (tree_map_base_marked_p): Likewise.
8566 (tree_map): Inherit from tree_map_base.
8567 (tree_map_eq): Make it a macro.
8568 (tree_map_marked_p): Likewise.
8569 (tree_int_map): Inherit from tree_map_base.
8570 (tree_int_map_eq): Make it a macro.
8571 (tree_int_map_hash): Likewise.
8572 (tree_int_map_marked_p): Likewise.
8573 (tree_priority_map): New type.
8574 (tree_priority_map_eq): New macro.
8575 (tree_priority_map_hash): Likewise.
8576 (tree_priority_map_marked_p): Likewise.
8577 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8579 (emutls_common_1): Likewise.
8580 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8581 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8582 of tree_map hierarchy.
8583 * tree-cfg.c (move_stmt_r): Likewise.
8584 (new_label_mapper): Likewise.
8585 * c-tree.h (c_expand_body): Move to ...
8586 * c-common.h (c_expand_body): ... here.
8587 * c-decl.c (c_expand_body): Move to ...
8588 * c-common.c (c_expand_body): ... here.
8589 (c_common_attribute_table): Allow 1 argument for the constructor
8590 and destructor attributes.
8591 (get_priority): New function.
8592 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8593 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8595 2007-02-24 Jan Hubicka <jh@suse.cz>
8598 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8600 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8601 Jan Hubicka <jh@suse.cz>
8604 * i386.c (counter_mode): New function.
8605 (expand_set_or_movmem_via_loop): Use it.
8606 (expand_movmem_epilogue): Likewise; fix pasto.
8607 (ix86_expand_movmem): Do emit guard even for constant counts.
8608 (ix86_expand_setmem): Likewise.
8610 2007-02-25 Nick Clifton <nickc@redhat.com>
8612 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8613 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8615 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8618 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8619 count argument with 0x10, not with 0x16.
8620 (expand_setmem_epilogue): Ditto.
8622 2007-02-24 Mike Stump <mrs@apple.com>
8624 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8627 2007-02-24 Richard Guenther <rguenther@suse.de>
8630 * fold-const.c (fold_binary): Fold x +- CST op x for
8631 EQ_EXPR and NE_EXPR.
8633 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8635 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8637 2007-02-24 Jan Hubicka <jh@suse.cz>
8639 * cgraphunit.c (decide_is_function_needed): Honor
8640 -fkeep-inline-functions.
8642 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8644 * builtins.c (fold_builtin_modf): New.
8645 (fold_builtin_2): Use it.
8647 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8649 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8650 (determine_max_iter): Take additional LOOP arg; all callers changed.
8651 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8652 one using simplifications.
8653 (simplify_using_initial_values): Return if the expression becomes
8654 invalid due to altered regs.
8656 2007-02-23 DJ Delorie <dj@redhat.com>
8658 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8660 2007-02-23 Mike Stump <mrs@apple.com>
8662 * tlink.c (scan_linker_output): Parse linker messages from
8663 darwin9's linker better.
8665 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8668 * varpool.c (varpool_assemble_pending_decls): Set
8669 varpool_last_needed_node to null.
8671 2007-02-23 DJ Delorie <dj@redhat.com>
8673 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8674 alignment bigger than the object file can handle.
8676 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8680 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8681 (*movsf_1): Penalize MMX moves.
8683 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8685 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8686 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8688 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8690 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8692 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8693 (fold_builtin_1): Use them.
8694 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8695 BUILT_IN_SIGNIFICAND.
8697 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8699 * config/i386/i386.c (bdesc_1arg): Initialize
8700 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8701 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8702 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8703 and IX86_BUILTIN_MOVSLDUP.
8705 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8707 PR rtl-optimization/30841
8708 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8710 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8712 * builtins.c (fold_builtin_frexp): New.
8713 (fold_builtin_2): Use it.
8715 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8717 * doc/invoke.texi (Spec Files): Document getenv spec function.
8719 * gcc.c (getenv_spec_function): New function.
8720 (static_spec_functions): Add it.
8721 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8722 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8725 2007-02-22 Michael Matz <matz@suse.de
8728 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8729 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8731 2007-02-22 Ian Lance Taylor <iant@google.com>
8734 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8735 (mem_loc_descriptor): Call it.
8737 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8738 Ira Rosen <irar@il.ibm.com>
8740 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8742 2007-02-22 Ira Rosen <irar@il.ibm.com>
8744 PR tree-optimization/30843
8745 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8746 stores only after all the group is vectorized.
8748 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8750 PR tree-optimization/30858
8751 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8752 in the reduction cycle have a single use in the loop.
8753 * tree-vectorizer.h (relevant): Add documentation.
8755 2007-02-20 Mike Stump <mrs@apple.com>
8757 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8758 * configure: Regenerate.
8760 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8762 Change the defaults of some parameters and options.
8763 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8764 * config/spu/spu.c (spu_optimization_options): Add.
8765 (spu_override_options): Change params in spu_optimization_options.
8766 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8768 Register 127 is only 16 byte aligned when used as a frame pointer.
8769 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8770 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8771 HARD_FRAME_POINTER_REGNUM.
8772 (spu_legitimate_address): Use regno_aligned_for_reload.
8773 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8774 aligned when frame_pointer_needed is true.
8775 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8777 * config/spu/spu.h (INIT_EXPANDERS): Define.
8779 Make sure shift and rotate instructions have valid immediate operands.
8780 * config/spu/predicates.md (spu_shift_operand): Remove.
8781 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8782 * config/spu/constraints.md (W, O): Extend range.
8783 * config/spu/spu.md (umask, nmask): Define.
8784 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8785 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8786 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8787 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8788 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8789 (lshr<mode>3_reg): Fix rtl description.
8791 Make sure mulhisi immediate operands are valid.
8792 * config/spu/predicates.md (imm_K_operand): Add.
8793 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8795 Generate constants using fsmbi and andi.
8796 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8797 (print_operand, spu_split_immediate, classify_immediate,
8798 fsmbi_const_p): Handle IC_FSMBI2.
8800 Correctly handle a CONST_VECTOR containing symbols.
8801 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8802 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8803 (immediate_load_p): Allow symbols that use 2 instructions to create.
8804 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8805 with symbols when flag_pic is set.
8806 (const_vector_immediate_p): New.
8807 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8808 accept a CONST_VECTOR with symbols.
8809 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8810 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8812 * config/spu/spu.md (high, low): Delete.
8813 (low_<mode>): Define.
8815 Remove INTRmode and INTR_REGNUM, which didn't work.
8816 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8818 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8819 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8820 peephole2 pattern): Don't use INTR or 131.
8821 (movintrcc): Delete.
8822 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8823 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8824 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8825 (UNSPEC_SET_INTR): Add.
8826 * config/spu/spu-modes.def (INTR): Remove.
8828 More accurate warnings about run-time relocations.
8829 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8831 Correctly warn about immediate arguments to specific intrinsics.
8832 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8833 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8834 the instruction predicate.
8836 Fix tree check errors with latest update.
8837 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8839 (spu_expand_builtin): Use CALL_EXPR_FN.
8841 Add missing specific intrinsics.
8842 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8844 * config/spu/spu_internals.h: Ditto.
8846 Fix incorrect operand modifiers.
8847 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8848 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8850 Optimize one case of zero_extend of a vec_select.
8851 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8853 Accept any immediate for hbr.
8854 * config/spu/spu.md (hbr): Change s constraints to i.
8856 2007-02-21 Paul Brook <paul@codesourcery.com>
8858 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8859 condexec_count when skipping USE and CLOBBER.
8861 2007-02-21 Nick Clifton <nickc@redhat.com>
8863 * common.opt (Warray-bounds): Add Warning attribute.
8864 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8866 (fsized-zeroes): Add Optimization attribute.
8867 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8868 * c.opt (Wc++0x-compat): Add Warning attribute.
8870 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8873 * reload1.c (eliminate_regs_in_insn): In the single_set special
8874 case, attempt to re-recognize the insn before falling back to
8875 having reload fix it up.
8877 2007-02-20 Eric Christopher <echristo@gmail.com>
8879 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8880 Rewrite accordingly.
8881 (frv_read_iacc_argument): Ditto.
8882 (frv_expand_set_builtin): Take a call instead of arglist, update for
8884 (frv_expand_unop_builtin): Ditto.
8885 (frv_expand_binop_builtin): Ditto.
8886 (frv_expand_cut_builtin): Ditto.
8887 (frv_expand_binopimm_builtin): Ditto.
8888 (frv_expand_voidbinop_builtin): Ditto.
8889 (frv_expand_int_void2arg): Ditto.
8890 (frv_expand_prefetches): Ditto.
8891 (frv_expand_voidtriop_builtin): Ditto.
8892 (frv_expand_voidaccop_builtin): Ditto.
8893 (frv_expand_load_builtin): Ditto.
8894 (frv_expand_store_builtin): Ditto.
8895 (frv_expand_mdpackh_builtin): Ditto.
8896 (frv_expand_mclracc_builtin): Ditto.
8897 (frv_expand_mrdacc_builtin): Ditto.
8898 (frv_expand_mwtacc_builtin): Ditto.
8899 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8902 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8904 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8905 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8907 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8909 * configure: Regenerate.
8910 * config.in: Regenerate.
8911 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8912 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8913 masks to power6 and power6x and to POWERPC_MASKS.
8914 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8916 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8917 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8918 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8919 Access PROTOTYPE as variable, not mask.
8921 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8923 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8924 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8925 * combine.c (adjust_for_new_dest): Use it.
8926 * postreload.c (reload_combine): Likewise.
8928 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8930 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8931 notes on an insn with multiple sets, even if single_set returns
8932 non-NULL for that insn.
8934 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8936 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8939 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8941 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8942 if user didn't pass it.
8943 * config/i386/darwin.h (CC1_SPEC): Likewise.
8944 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8945 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8946 -mmacosx-version-min.
8948 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8949 Uros Bizjak <ubizjak@gmail.com>
8951 * optabs.h (enum optab_index): Add new OTI_scalb.
8952 (scalb_optab): Define corresponding macro.
8953 * optabs.c (init_optabs): Initialize scalb_optab.
8954 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8956 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8957 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8958 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8959 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8960 flag_unsafe_math_optimizations is set.
8962 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8963 to implement scalbf, scalb and scalbl built-ins as inline x87
8966 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8967 DJ Delorie <dj@redhat.com>
8970 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8971 (diagnostic_report_diagnostic): ... here, and turn them into real
8972 errors. If warnings are inhibited, no need to do anything.
8974 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8976 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8977 better code generation.
8979 2007-02-20 Ben Elliston <bje@au.ibm.com>
8981 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8983 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8985 * config/alpha/alpha.c, config/alpha/alpha.md,
8986 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8987 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8988 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8989 config/arm/lib1funcs.asm: Follow spelling conventions.
8991 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8992 config/fr30/fr30.md, config/i386/i386.h,
8993 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8994 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8995 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8996 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8997 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8998 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8999 config/sparc/sparc.c, config/sparc/sparc.h,
9000 config/sparc/sparc.md, config/spu/constraints.md,
9001 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9004 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9007 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9010 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9012 * doc/invoke.texi (-ftree-lrs): Remove.
9014 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9016 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9019 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9021 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9022 new CALL_EXPR_FN macro for retrieving the function
9023 declaration of the input expression.
9025 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9027 * c.opt (Waddress): New.
9028 * common.opt (Walways-true): Delete.
9029 (Wstring-literal-comparison): Delete.
9030 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9031 -Wstring-literal-comparison. Add -Waddress.
9033 (Walways-true): Delete.
9034 (Wstring-literal-comparison): Delete.
9035 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9036 consistently instead of -Walways-true in example.
9037 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9038 * c-typeck.c (parser_build_binary_op): Replace
9039 -Wstring-literal-comparison and -Walways-true with -Waddress.
9040 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9043 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9045 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9046 without DECL_STRUCT_FUNCTION initialized.
9048 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9050 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9051 due to calls to functions taking pointers as parameters.
9053 2007-02-19 Richard Henderson <rth@redhat.com>
9056 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9059 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9061 * config/s390/s390.c (s390_call_saved_register_used,
9062 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9063 accessed to the new scheme.
9065 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9067 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9068 (cris_print_index, cris_print_operand, cris_print_operand_address)
9069 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9070 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9071 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9073 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9074 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9075 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9076 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9077 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9078 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9079 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9080 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9081 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9082 (uminsi3, call, call_value): Ditto.
9083 (define_split: indir_to_reg_split, unnamed): Ditto.
9085 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9087 PR tree-optimization/30975
9088 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9091 2007-02-18 Eric Christopher <echristo@gmail.com>
9093 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9094 Remove use of arglist.
9095 (mips_expand_builtin): Remove use of arglist, pass in expr.
9096 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9097 (mips_expand_builtin_movtf): Ditto.
9098 (mips_expand_builtin_compare): Ditto.
9100 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9102 * tree-sra.c (sra_build_assignment): Replace assertion
9103 checking with a comment explaining why it can't be done.
9105 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9108 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9109 during CALL_EXPR representation conversion.
9110 * tree-ssa-propagate.c (set_rhs): Likewise.
9112 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9114 * tree-sra.c (sra_build_assignment): Disable assertion checking
9117 2007-02-18 Roger Sayle <roger@eyesopen.com>
9119 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9120 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9121 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9123 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9124 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9125 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9126 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9127 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9128 force_gimple_operand): Likewise.
9129 * ipa-cp.c (constant_val_insert): Likewise.
9130 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9131 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9132 perfect_nestify): Likewise.
9133 * langhooks.c (lhd_omp_assignment): Likewise.
9134 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9135 lower_copyprivate_clauses, lower_send_clauses,
9136 lower_send_shared_vars, expand_parallel_call,
9137 expand_omp_for_generic, expand_omp_for_static_nochunk,
9138 expand_omp_for_static_chunk, expand_omp_sections,
9139 lower_omp_single_copy, lower_omp_for_lastprivate,
9140 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9141 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9142 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9145 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9147 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9148 config/sh/sh.md: Follow spelling conventions.
9150 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9151 config/frv/predicates.md: Follow spelling conventions.
9153 * config/m68k/linux-unwind.h: Fix a comment typo.
9154 * target.h: Follow spelling conventions.
9156 2007-02-18 Roger Sayle <roger@eyesopen.com>
9158 PR rtl-optimization/28173
9159 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9160 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9161 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9162 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9163 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9165 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9167 * builtins.c (fold_builtin_load_exponent): New.
9168 (fold_builtin_2): Use it.
9170 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9172 PR rtl-optimization/30773
9173 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9174 if we fail to attach a REG_EQUIV note.
9176 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9177 Roger Sayle <roger@eyesopen.com>
9179 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9181 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9183 * calls.c (initialize_argument_information): Pass original EXP
9184 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9185 code to split complex arguments here, as part of initializing the
9187 (expand_call): Remove code that builds a list of arguments and
9188 inserts implicit arguments into it. Instead, just count how many
9189 implicit arguments there will be so we can determine the size of
9190 the ARGS array, and let initialize_argument_information do the work.
9191 (split_complex_values): Delete unused function.
9193 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9195 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9197 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9199 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9200 for arg pointer based indexed addressing.
9202 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9204 * config/ia64/ia64.h, config/ia64/ia64.md,
9205 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9206 spelling conventions.
9208 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9210 * config/m68k/m68k.c (split_di): New.
9211 * config/m68k/m68k-protos.h: Declare split_di.
9212 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9213 Improve predicate handling and split constant shifts.
9215 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9217 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9218 parameter for register bitfield operations, general predicates
9221 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9223 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9224 * config/m68k/linux-unwind.h: New file.
9226 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9228 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9229 config/i386/athlon.md, config/ia64/ia64.md,
9230 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9231 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9232 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9233 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9234 tree-vect-transform.c: Fix comment typos.
9236 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9238 * sched-deps.c (find_insn_list): Remove.
9239 * sched-int.h: Remove the prototype for find_insn_list.
9241 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9243 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9245 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9246 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9247 darwin_rs6000_override_options.
9248 (C_COMMON_OVERRIDE_OPTIONS): Expect
9249 darwin_macosx_version_min to be non-NULL always.
9250 (TARGET_C99_FUNCTIONS): Likewise.
9251 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9252 (DARWIN_MINVERSION_SPEC): New.
9253 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9254 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9256 (DARWIN_MINVERSION_SPEC): New.
9257 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9259 * config/darwin-c.c (darwin_cpp_builtins): Expect
9260 darwin_macosx_version_min to be non-NULL always.
9262 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9264 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9266 * config/i386/i386.h (x86_use_xchgb): New.
9267 (TARGET_USE_XCHGB): New macro.
9268 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9269 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9270 Split after reload into bswaphi for shifts of 8.
9271 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9272 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9273 or when optimizing for size.
9275 2007-02-16 Richard Guenther <rguenther@suse.de>
9276 Christian Bruel <christian.bruel@st.com>
9278 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9279 DECLs but prefer SSA_NAMEs over DECLs.
9281 2007-02-16 Richard Guenther <rguenther@suse.de>
9283 * tree-flow-inline.h (single_imm_use_p): Remove.
9284 (zero_imm_uses_p): Likewise.
9285 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9286 instead of single_imm_use_p.
9287 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9290 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9293 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9294 nested double- and backquotes.
9296 2007-02-15 Roger Sayle <roger@eyesopen.com>
9299 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9300 should be unreachable.
9301 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9302 For the time being redirect GIMPLE_MODIFY_STMT to the new
9303 (renamed) build_gimple_modify_stmt_stat.
9304 (build2_gimple_stat): Rename to...
9305 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9306 Always build a GIMPLE_MODIFY_STMT node.
9307 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9308 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9311 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9312 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9313 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9314 expand_complex_div_wide): Likewise.
9315 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9316 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9317 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9318 * tree-ssa-loop-manip.c (create_iv): Likewise.
9319 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9320 abs_replacement): Likewise.
9321 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9322 realify_fake_stores): Likewise.
9324 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9325 node rather than a GIMPLE_MODIFY_STMT node.
9326 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9327 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9329 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9330 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9333 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9336 * fold-const.c (fold_comparison): Add back the
9337 folding of constant complex comparisions.
9339 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9342 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9343 effects unknown to this function, return early.
9345 2007-02-15 Ian Lance Taylor <iant@google.com>
9347 * lower-subreg.c (move_eh_region_note): New static function.
9348 (resolve_simple_move): Call it.
9349 (decompose_multiword_subregs): Track blocks for which we resolve a
9350 simple move which is also a control flow insn. Pass them to
9351 find_many_sub_basic_blocks.
9352 (pass_lower_subreg): Add TODO_verify_flow.
9353 (pass_lower_subreg2): Likewise.
9355 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9356 Brooks Moses <brooks.moses@codesourcery.com>
9357 Lee Millward <lee.millward@codesourcery.com>
9359 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9360 (VL_EXP_CLASS_P): New.
9361 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9363 (TREE_OPERAND_CHECK_CODE): Likewise.
9364 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9365 (TREE_RTL_OPERAND_CHECK): Likewise.
9366 (tree_operand_check_failed): Make second parameter the whole tree
9367 instead of its code. Fixed callers.
9368 (VL_EXP_CHECK): New.
9369 (TREE_OPERAND_LENGTH): New.
9370 (VL_EXP_OPERAND_LENGTH): New.
9371 (CALL_EXPR_FN): New.
9372 (CALL_EXPR_STATIC_CHAIN): New.
9373 (CALL_EXPR_ARGS): New.
9374 (CALL_EXPR_ARG): New.
9375 (call_expr_nargs): New.
9376 (CALL_EXPR_ARGP): New.
9377 (build_nt_call_list): Declare.
9378 (build_vl_exp_stat): Declare.
9379 (build_vl_exp): New.
9380 (build_call_list): Declare.
9381 (build_call_nary): Declare.
9382 (build_call_valist): Declare.
9383 (build_call_array): Declare.
9384 (call_expr_arg): Declare.
9385 (call_expr_argp): Declare.
9386 (call_expr_arglist): Declare.
9387 (fold_build_call_list): Declare.
9388 (fold_build_call_list_initializer): Declare.
9389 (fold_call_expr): Declare to replace fold_builtin.
9390 (fold_builtin_fputs): Update to agree with modified definition.
9391 (fold_builtin_strcpy): Likewise.
9392 (fold_builtin_strncpy): Likewise.
9393 (fold_builtin_memory_chk): Likewise.
9394 (fold_builtin_stxcpy_chk): Likewise.
9395 (fold_builtin_strncpy_chk): Likewise.
9396 (fold_builtin_next_arg): Likewise.
9397 (fold_build_call_expr): Declare.
9398 (fold_builtin_call_list): Declare.
9399 (fold_builtin_call_valist): Declare.
9400 (build_call_expr): Declare.
9401 (validate_arglist): Update to agree with modified definition.
9402 (tree_operand_length): New.
9403 (call_expr_arg_iterator): New.
9404 (init_call_expr_arg_iterator): New.
9405 (next_call_expr_arg): New.
9406 (first_call_expr_arg): New.
9407 (more_call_expr_args_p): New.
9408 (FOR_EACH_CALL_EXPR_ARG): New.
9410 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9411 and tcc_gimple_stmt.
9412 (tree_code_size): Update documentation. Use sizeof (tree) rather
9413 than sizeof (char *).
9414 (tree_size): Likewise. Add case for tcc_vl_exp.
9415 (tree_node_structure): Add case for tcc_vl_exp.
9416 (contains_placeholder_p): Likewise.
9417 (substitute_in_expr): Likewise.
9418 (substitute_placeholder_in_expr): Likewise.
9419 (stabilize_reference_1): Likewise.
9420 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9421 to diagnose breakage of this interface for constructing CALL_EXPRs.
9422 (build_nt): Add similar assertion here.
9423 (build_nt_call_list): New.
9424 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9425 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9427 (get_callee_fndecl): Use new CALL_EXPR accessors.
9428 (tree_operand_check_failed): Change parameters to pass entire node
9429 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9430 (process_call_operands): New.
9431 (build_vl_exp_stat): New.
9432 (build_call_list): New.
9433 (build_call_nary): New.
9434 (build_call_valist): New.
9435 (build_call_array): New.
9436 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9437 (call_expr_arglist): New.
9439 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9440 tcc_vl_exp instead of a fixed-size tcc_expression.
9442 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9443 accessors for CALL_EXPRs.
9444 (AGGR_INIT_EXPR): Likewise.
9446 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9447 Brooks Moses <brooks.moses@codesourcery.com>
9448 Lee Millward <lee.millward@codesourcery.com>
9450 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9451 (expand_builtin_nonlocal_goto): Change parameter to be entire
9452 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9453 (expand_builtin_prefetch): Likewise.
9454 (expand_builtin_classify_type): Likewise.
9455 (mathfn_built_in): Return NULL_TREE instead of 0.
9456 (expand_errno_check): Use new CALL_EXPR accessors.
9457 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9458 Return NULL_RTX instead of 0.
9459 (expand_builtin_mathfn_2): Likewise.
9460 (expand_builtin_mathfn_3): Likewise.
9461 (expand_builtin_interclass_mathfn): Likewise.
9462 (expand_builtin_sincos): Likewise.
9463 (expand_builtin_cexpi): Likewise.
9464 (expand_builtin_int_roundingfn): Likewise.
9465 (expand_builtin_int_roundingfn_2): Likewise.
9466 (expand_builtin_pow): Likewise.
9467 (expand_builtin_powi): Likewise.
9468 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9469 of arglist, fixing callers appropriately. Use new CALL_EXPR
9470 accessors and constructors. Return NULL_RTX instead of 0.
9471 (expand_builtin_strstr): Likewise.
9472 (expand_builtin_strchr): Likewise.
9473 (expand_builtin_strrchr): Likewise.
9474 (expand_builtin_strpbrk): Likewise.
9475 (expand_builtin_memcpy): Likewise.
9476 (expand_builtin_mempcpy): Likewise.
9477 (expand_builtin_mempcpy_args): New.
9478 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9479 (expand_builtin_memmove_args): New.
9480 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9481 (expand_movstr): Likewise.
9482 (expand_builtin_strcpy): Likewise.
9483 (expand_builtin_strcpy_args): New.
9484 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9485 (expand_builtin_strncpy): Likewise.
9486 (expand_builtin_memset): Likewise.
9487 (expand_builtin_memset_args): New.
9488 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9489 (expand_builtin_memcmp): Likewise.
9490 (expand_builtin_strcmp): Likewise.
9491 (expand_builtin_strncmp): Likewise.
9492 (expand_builtin_strcat): Likewise.
9493 (expand_builtin_strncat): Likewise.
9494 (expand_builtin_strspn): Likewise.
9495 (expand_builtin_strcspn): Likewise.
9496 (expand_builtin_args_info): Likewise.
9497 (expand_builtin_va_start): Likewise.
9498 (gimplify_va_arg_expr): Likewise.
9499 (expand_builtin_va_end): Likewise.
9500 (expand_builtin_va_copy): Likewise.
9501 (expand_builtin_frame_address): Likewise.
9502 (expand_builtin_alloca): Likewise.
9503 (expand_builtin_bswap): Likewise.
9504 (expand_builtin_unop): Likewise.
9505 (expand_builtin_fputs): Likewise.
9506 (expand_builtin_expect): Likewise.
9507 (expand_builtin_fabs): Likewise.
9508 (expand_builtin_copysign): Likewise.
9509 (expand_builtin_printf): Likewise.
9510 (expand_builtin_fprintf): Likewise.
9511 (expand_builtin_sprintf): Likewise.
9512 (expand_builtin_init_trampoline): Likewise.
9513 (expand_builtin_signbit): Likewise.
9514 (expand_builtin_fork_or_exec): Likewise.
9515 (expand_builtin_sync_operation): Likewise.
9516 (expand_builtin_compare_and_swap): Likewise.
9517 (expand_builtin_lock_test_and_set): Likewise.
9518 (expand_builtin_lock_release): Likewise.
9519 (expand_builtin): Likewise.
9520 (builtin_mathfn_code): Likewise.
9522 (fold_builtin_constant_p): Pass call arguments individually instead
9523 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9524 accessors and constructors. Return NULL_TREE instead of 0.
9525 (fold_builtin_expect): Likewise.
9526 (fold_builtin_classify_type): Likewise.
9527 (fold_builtin_strlen): Likewise.
9528 (fold_builtin_nan): Likewise.
9529 (integer_valued_real_p): Likewise.
9530 (fold_trunc_transparent_mathfn): Likewise.
9531 (fold_fixed_mathfn): Likewise.
9532 (fold_builtin_cabs): Likewise.
9533 (fold_builtin_sqrt): Likewise.
9534 (fold_builtin_cbrt): Likewise.
9535 (fold_builtin_cos): Likewise.
9536 (fold_builtin_cosh): Likewise.
9537 (fold_builtin_tan): Likewise.
9538 (fold_builtin_sincos): Likewise.
9539 (fold_builtin_cexp): Likewise.
9540 (fold_builtin_trunc): Likewise.
9541 (fold_builtin_floor): Likewise.
9542 (fold_builtin_ceil): Likewise.
9543 (fold_builtin_round): Likewise.
9544 (fold_builtin_int_roundingfn): Likewise.
9545 (fold_builtin_bitop): Likewise.
9546 (fold_builtin_bswap): Likewise.
9547 (fold_builtin_logarithm): Likewise.
9548 (fold_builtin_hypot): Likewise.
9549 (fold_builtin_pow): Likewise.
9550 (fold_builtin_powi): Likewise.
9551 (fold_builtin_exponent): Likewise.
9552 (fold_builtin_memset): Likewise.
9553 (fold_builtin_bzero): Likewise.
9554 (fold_builtin_memory_op): Likewise.
9555 (fold_builtin_bcopy): Deleted; call site changed to invoke
9556 fold_builtin_memory_op directly.
9557 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9558 (fold_builtin_strncpy): Likewise.
9559 (fold_builtin_memcmp): Likewise.
9560 (fold_builtin_strcmp): Likewise.
9561 (fold_builtin_strncmp): Likewise.
9562 (fold_builtin_signbit): Likewise.
9563 (fold_builtin_copysign): Likewise.
9564 (fold_builtin_isascii): Likewise.
9565 (fold_builtin_toascii): Likewise.
9566 (fold_builtin_isdigit): Likewise.
9567 (fold_builtin_fabs): Likewise.
9568 (fold_builtin_abs): Likewise.
9569 (fold_builtin_fmin_fmax): Likewise.
9570 (fold_builtin_carg): Likewise.
9571 (fold_builtin_classify): Likewise.
9572 (fold_builtin_unordered_cmp): Likewise.
9574 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9575 New functions split out from fold_builtin_1.
9576 (fold_builtin_n): New.
9577 (fold_builtin_varargs): New.
9578 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9580 (fold_call_expr): New.
9581 (build_function_call_expr): Rewrite to use new helper function.
9582 (fold_builtin_call_list): New.
9583 (build_call_expr): New.
9584 (fold_builtin_call_valist): New.
9585 (rewrite_call_expr): New.
9586 (validate_arg): New.
9587 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9588 of an arglist. Change return type to bool. Use new CALL_EXPR
9591 (fold_builtin_strstr): Pass call arguments individually instead
9592 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9593 accessors and constructors. Return NULL_TREE instead of 0.
9594 (fold_builtin_strchr): Likewise.
9595 (fold_builtin_strrchr): Likewise.
9596 (fold_builtin_strpbrk): Likewise.
9597 (fold_builtin_strcat): Likewise.
9598 (fold_builtin_strncat): Likewise.
9599 (fold_builtin_strspn): Likewise.
9600 (fold_builtin_strcspn): Likewise.
9601 (fold_builtin_fputs): Likewise.
9602 (fold_builtin_next_arg): Likewise.
9603 (fold_builtin_sprintf): Likewise.
9605 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9606 NULL_RTX instead of 0.
9607 (expand_builtin_memory_chk): Likewise.
9608 (maybe_emit_chk_warning): Likewise.
9609 (maybe_emit_sprintf_chk_warning): Likewise.
9611 (fold_builtin_object_size): Pass call arguments individually instead
9612 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9613 accessors and constructors. Return NULL_TREE instead of 0.
9614 (fold_builtin_memory_chk): Likewise.
9615 (fold_builtin_stxcpy_chk): Likewise.
9616 (fold_builtin_strncpy_chk): Likewise.
9617 (fold_builtin_strcat_chk): Likewise.
9618 (fold_builtin_strcat_chk): Likewise.
9619 (fold_builtin_strncat_chk): Likewise.
9620 (fold_builtin_sprintf_chk): Likewise.
9621 (fold_builtin_snprintf_chk): Likewise.
9622 (fold_builtin_printf): Likewise.
9623 (fold_builtin_vprintf): Likewise.
9625 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9627 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9628 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9629 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9630 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9631 (fold_unary): Likewise.
9632 (fold_binary): Likewise.
9633 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9634 ternary expressions.
9635 (fold): Add logic for tcc_vl_exp.
9636 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9637 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9638 (fold_build3_stat): Add assertion to flag broken interface for
9639 constructing CALL_EXPRs.
9640 (fold_build_call_list): New.
9641 (fold_build_call_list_initializer): New.
9642 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9644 (fold_strip_sign_ops): Likewise.
9646 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9647 Brooks Moses <brooks.moses@codesourcery.com>
9648 Lee Millward <lee.millward@codesourcery.com>
9650 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9651 accessors and dump arguments explicitly.
9653 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9655 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9657 (print_call_name): Use new CALL_EXPR accessors.
9659 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9660 CALL_EXPR arguments explicitly instead of as a list. Use
9661 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9663 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9664 (vrp_visit_stmt): Likewise.
9666 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9667 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9669 (force_move_till_expr): Likewise.
9671 * targhooks.c (default_external_stack_protect_fail): Use
9672 build_call_expr instead of build_function_call_expr.
9673 (default_hidden_stack_protect_fail): Likewise.
9675 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9678 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9679 and walk arguments explicitly.
9681 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9682 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9683 (expand_simple_operations): Likewise.
9684 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9686 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9687 of TREE_CODE_LENGTH.
9688 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9690 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9691 instead of TREE_CODE_LENGTH.
9693 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9694 (tree_ic_transform): Likewise.
9695 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9696 parameter instead of arglist. Fix callers.
9697 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9698 (tree_stringops_transform): Likewise.
9699 (tree_indirect_call_to_profile): Likewise.
9700 (tree_stringops_values_to_profile): Likewise.
9702 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9703 (eliminate_tail_call): Likewise.
9705 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9707 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9708 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9710 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9712 * omp-low.c (build_omp_barrier): Use build_call_expr.
9713 (lower_rec_input_clauses): Likewise.
9714 (lower_reduction_clauses): Likewise.
9715 (expand_parallel_call): Likewise.
9716 (maybe_catch_exception): Likewise.
9717 (expand_omp_for_generic): Likewise.
9718 (expand_omp_for_static_nochunk): Likewise.
9719 (expand_omp_sections): Likewise.
9720 (lower_omp_single_simple): Likewise.
9721 (lower_omp_single_copy): Likewise.
9722 (lower_omp_master): Likewise.
9723 (lower_omp_ordered): Likewise.
9724 (lower_omp_critical): Likewise.
9726 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9727 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9729 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9730 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9731 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9733 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9734 and generalize to handle any number of operands.
9735 (chrec_contains_undetermined): Likewise.
9736 (tree_contains_chrecs): Likewise.
9737 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9739 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9741 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9742 fold_call_expr instead of fold_builtin.
9743 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9744 match declarations there.
9745 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9748 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9749 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9751 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9752 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9754 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9757 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9758 (execute_cse_sincos): Use new CALL_EXPR accessors.
9760 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9762 * gimple-low.c (lower_function_body): Use build_call_expr.
9763 (lower_builtin_setjmp): Likewise.
9765 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9766 (set_storage_via_libcall): Likewise.
9767 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9768 instead of TREE_CODE_LENGTH.
9769 (expand_expr_real_1): Use new CALL_EXPR accessors.
9771 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9772 generalize to handle any number of operands.
9773 (TB_parent_eq): Likewise.
9775 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9776 (strip_builtin_expect): Likewise.
9778 * function.c (gimplify_parameters): Use build_call_expr.
9780 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9781 instead of TREE_CODE_LENGTH.
9783 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9784 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9786 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9789 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9790 (gimplify_decl_expr): Likewise.
9791 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9792 Use new CALL_EXPR iterators.
9793 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9794 (gimplify_modify_expr_to_memset): Likewise.
9795 (gimplify_variable_sized_compare): Likewise.
9796 (gimplify_omp_atomic_fetch_op): Likewise.
9797 (gimplify_omp_atomic_pipeline): Likewise.
9798 (gimplify_omp_atomic_mutex): Likewise.
9799 (gimplify_function_tree): Likewise.
9801 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9802 (call_expr_flags): Likewise.
9803 (expand_call): Likewise.
9805 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9806 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9809 * coverage.c (create_coverage): Use build_call_expr.
9811 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9812 (temp_call_expr_obstack): New.
9813 (pool_copy_list): Delete.
9814 (temp_copy_call_expr): New.
9815 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9816 CALL_EXPR accessors. Get rid of special goo for copying argument
9817 lists and use temp_copy_call_expr instead.
9818 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9819 CALL_EXPR accessors.
9820 (create_expression_by_pieces): Likewise. Use build_call_array
9821 to construct the result instead of fold_build3.
9822 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9823 dealing with argument lists.
9824 (init_pre): Remove references to expression_node_pool and
9825 list_node_pool. Init temp_call_expr_obstack instead.
9826 (fini_pre): Remove references to expression_node_pool and
9829 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9830 and walk arguments explicitly instead of as a list.
9832 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9833 (mx_register_decls): Likewise.
9834 (mudflap_register_call): Likewise.
9835 (mudflap_finish_file): Likewise.
9837 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9838 (ipa_callsite_compute_param): Likewise.
9840 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9841 accessors and constructor.
9843 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9844 accessors and constructor.
9845 (convert_tramp_reference): Likewise.
9846 (convert_call_expr): Likewise.
9847 (finalize_nesting_tree_1): Likewise.
9849 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9852 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9854 * tree-inline.c (initialize_inlined_parameters): Pass entire
9855 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9857 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9858 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9860 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9861 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9862 (vectorizable_reduction): Likewise.
9863 (vectorizable_call): Use new CALL_EXPR iterators.
9864 (vectorizable_conversion): Use build_call_expr.
9865 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9866 (vect_gen_widened_results_half): Use build_call_expr.
9867 (vect_setup_realignment): Likewise.
9868 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9870 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9871 (pass_through_call): Likewise.
9872 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9875 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9876 (tree_gen_pow2_profiler): Likewise.
9877 (tree_gen_one_value_profiler): Likewise.
9878 (tree_gen_ic_func_profiler): Likewise.
9879 (tree_gen_average_profiler): Likewise.
9880 (tree_gen_ior_profiler): Likewise.
9882 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9883 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9884 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9886 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9887 of TREE_CODE_LENGTH.
9889 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9890 of TREE_CODE_LENGTH.
9892 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9894 (convert_to_integer): Likewise.
9896 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9899 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9900 Brooks Moses <brooks.moses@codesourcery.com>
9901 Lee Millward <lee.millward@codesourcery.com>
9903 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9905 * config/frv/frv.c (frv_expand_builtin): Likewise.
9906 * config/s390/s390.c (s390_expand_builtin): Likewise.
9908 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9909 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9911 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9912 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9913 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9914 (ix86_expand_store_builtin): Likewise.
9915 (ix86_expand_unop_builtin): Likewise.
9916 (ix86_expand_unop1_builtin): Likewise.
9917 (ix86_expand_sse_compare): Likewise.
9918 (ix86_expand_sse_comi): Likewise.
9919 (ix86_expand_vec_init_builtin): Likewise.
9920 (ix86_expand_vec_ext_builtin): Likewise.
9921 (ix86_expand_vec_set_builtin): Likewise.
9922 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9924 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9925 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9927 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9928 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9929 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9931 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9933 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9934 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9935 arglist. Use new CALL_EXPR accessors. Fix callers.
9936 (altivec_expand_abs_builtin): Likewise.
9937 (rs6000_expand_binop_builtin): Likewise.
9938 (altivec_expand_predicate_builtin): Likewise.
9939 (altivec_expand_lv_builtin): Likewise.
9940 (spe_expand_stv_builtin): Likewise.
9941 (altivec_expand_stv_builtin): Likewise.
9942 (rs6000_expand_ternop_builtin): Likewise.
9943 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9944 (altivec_expand_st_builtin): Likewise.
9945 (altivec_expand_dst_builtin): Likewise.
9946 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9947 arglist. Use new CALL_EXPR accessors. Fix callers.
9948 (altivec_expand_vec_set_builtin): Likewise.
9949 (altivec_expand_vec_ext_builtin): Likewise.
9950 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9951 (spe_expand_builtin): Likewise.
9952 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9953 arglist. Use new CALL_EXPR accessors. Fix callers.
9954 (spe_expand_evsel_builtin): Likewise.
9955 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9956 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9958 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9959 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9960 (arm_expand_unop_builtin): Likewise.
9961 (arm_expand_builtin): Use new CALL_EXPR accessors.
9963 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9966 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9967 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9968 (bfin_expand_unop_builtin): Likewise.
9969 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9971 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9972 Brooks Moses <brooks.moses@codesourcery.com>
9973 Lee Millward <lee.millward@codesourcery.com>
9975 * c-semantics.c (build_stmt): Add internal diagnostic check.
9977 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9978 accessors. Print arguments explicitly instead of as a list.
9980 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9982 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9983 (c_finish_omp_flish): Likewise.
9985 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9986 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9987 instead of TREE_CODE_LENGTH.
9988 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9989 (c_warn_unused_result): Likewise.
9991 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9994 * doc/invoke.texi (Warning Options): Remove
9995 -Werror-implicit-function-declaration.
9996 (Wimplicit-function-declaration): Update description.
9997 * opts.c (common_handle_option): Move handling of -Werror=* to...
9998 (enable_warning_as_error): ...here.
9999 * opts.h (enable_warning_as_error): Declare.
10000 * c-decl.c (implicit_decl_warning): Unless
10001 -Wno-implicit-function-declaration is given, emit a pedwarn if
10002 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10003 * c.opt (Wimplicit-function-declaration): Replace
10004 mesg_implicit_function_declaration with
10005 warn_implicit_function_declaration.
10006 * c-opts.c (c_common_handle_option):
10007 -Werror-implicit-function-declaration is exactly equal as
10008 -Werror=implicit-function-declaration.
10009 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10010 warn_implicit_function_declaration.
10011 (c_common_post_options): -Wimplict-function-declaration is enabled
10012 by default by -std=c99, otherwise is disabled by default.
10013 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10015 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10017 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10018 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10019 former is ignored but not the latter.
10021 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10023 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10024 is made and the reference doesn't use the alias set of its type,
10025 do not create the temporary using that type.
10027 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10029 * jump.c: Remove prototypes for delete_computation and
10030 delete_prior_computation.
10032 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10034 * jump.c (get_label_after): Delete.
10035 (get_label_before, delete_computation, delete_jump,
10036 delete_prior_computation, follow_jumps): Move...
10037 * reorg.c (delete_computation, delete_prior_computation): ... here...
10038 (get_label_before, delete_jump): ... making these static ...
10039 (follow_jumps): ... and simplifying this since it only runs after
10041 * rtl.h (get_label_after, get_label_before, delete_jump,
10042 follow_jumps): Delete prototypes.
10044 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10046 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10048 2007-02-15 Nick Clifton <nickc@redhat.com>
10050 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10051 order to prevent it from being munged by the target.
10053 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10055 * config/i386/i386.md: Remove misleading comment.
10057 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10059 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10060 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10063 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10065 * tree-sra.c (instantiate_missing_elements): Canonicalize
10067 (sra_build_assignment): New.
10068 (generate_copy_inout, generate_element_copy,
10069 generate_element_zero, generate_one_element_init): Use it.
10071 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10073 * tree-sra.c (instantiate_missing_elements): Canonicalize
10075 (sra_build_assignment): New.
10076 (generate_copy_inout, generate_element_copy,
10077 generate_element_zero, generate_one_element_init): Use it.
10079 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10081 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10084 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10086 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10087 types as aggregates not scalars.
10088 * function.c (assign_stack_temp_for_type): Likewise.
10090 2007-02-14 Roger Sayle <roger@eyesopen.com>
10091 Zdenek Dvorak <dvorakz@suse.cz>
10093 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10096 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10098 * passes.c (next_pass_1): Clear the next field of the copied
10101 2007-02-14 Richard Henderson <rth@redhat.com>
10103 * tree-sra.c (early_sra): New.
10104 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10105 (tree_sra_early, pass_sra_early): New.
10106 * tree-pass.h (pass_sra_early): Declare.
10107 * passes.c (init_optimization_passes): Use it.
10109 2007-02-14 Richard Guenther <rguenther@suse.de>
10111 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10113 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10115 PR tree-optimization/30771
10116 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10118 (vect_analyze_operations): Induction phis can now be marked as
10120 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10121 Update documentation accordingly.
10123 2007-02-14 Nick Clifton <nickc@redhat.com>
10125 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10126 most 3 arguments are supported.
10127 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10129 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10131 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10132 Ensure dst->current is valid.
10134 2007-02-13 Paul Brook <paul@codesourcery.com>
10136 * config.gcc: Add arm*-*-uclinux-*eabi.
10137 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10138 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10139 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10140 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10141 (LINK_SPEC): Define.
10142 (LIB_SPEC): Define.
10143 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10145 * config/arm/uclinux-eabi.h: New file.
10146 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10147 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10150 2007-02-13 Ian Lance Taylor <iant@google.com>
10152 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10153 * flags.h (warn_strict_overflow): Declare.
10154 (enum warn_strict_overflow_code): Define.
10155 (issue_strict_overflow_warning): New static inline function.
10156 * opts.c (warn_strict_overflow): New variable.
10157 (common_handle_option): Handle OPT_Wstrict_overflow and
10158 OPT_Wstrict_overflow_.
10159 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10161 * fold-const.c: Include intl.h.
10162 (fold_deferring_overflow_warnings): New static variable.
10163 (fold_deferred_overflow_warning): New static variable.
10164 (fold_deferred_overflow_code): New static variable.
10165 (fold_defer_overflow_warnings): New function.
10166 (fold_undefer_overflow_warnings): New function.
10167 (fold_undefer_and_ignore_overflow_warnings): New function.
10168 (fold_deferring_overflow_warnings_p): New function.
10169 (fold_overflow_warning): New static function.
10170 (make_range): Add strict_overflow_p parameter. Change all
10172 (extract_muldiv, extract_muldiv_1): Likewise.
10173 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10174 tree_expr_nonnegative_p.
10175 (fold_negate_expr): Call fold_overflow_warning.
10176 (fold_range_test): Likewise.
10177 (fold_comparison): Likewise.
10178 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10179 instead of tree_expr_nonnegative_p.
10180 (tree_expr_nonnegative_warnv_p): Rename from
10181 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10182 (tree_expr_nonnegative_p): New function.
10183 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10184 strict_overflow_p parameter.
10185 (tree_expr_nonzero_p): New function.
10186 * passes.c (verify_interpass_invariants): New static function.
10187 (execute_one_pass): Call it.
10188 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10190 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10191 (estimate_numbers_of_iterations): Likewise.
10192 (scev_probably_wraps_p): Likewise.
10193 * tree-ssa-ccp.c: Include "toplev.h".
10194 (evaluate_stmt): Defer fold overflow warnings until we know we are
10196 (struct fold_stmt_r_data): Add stmt field.
10197 (fold_stmt_r): Defer fold overflow warnings until we know we
10199 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10200 (fold_stmt_inplace): Likewise.
10201 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10202 (cleanup_control_expr_graph): Defer fold overflow warnings until
10203 we know we are going to optimize.
10204 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10205 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10207 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10208 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10209 * tree-ssa-loop-manip.c (create_iv): Likewise.
10210 * c-typeck.c (build_conditional_expr): Likewise.
10211 (build_binary_op): Likewise.
10212 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10213 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10214 (extract_range_from_unary_expr): Likewise.
10215 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10216 assuming that signed overflow does not occur.
10217 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10218 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10219 (fold_defer_overflow_warnings): Declare.
10220 (fold_undefer_overflow_warnings): Declare.
10221 (fold_undefer_and_ignore_overflow_warnings): Declare.
10222 (fold_deferring_overflow_warnings_p): Declare.
10223 (tree_expr_nonzero_warnv_p): Declare.
10224 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10225 of warning options.
10226 (Warning Options): Document -Wstrict-overflow.
10227 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10228 (tree-ssa-ccp.o): Likewise.
10229 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10230 (fold-const.o): Depend on intl.h.
10232 2007-02-13 Ian Lance Taylor <iant@google.com>
10234 PR middle-end/30751
10235 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10238 2007-02-13 Stuart Hastings <stuart@apple.com>
10240 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10242 2007-02-13 Richard Henderson <rth@redhat.com>
10244 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10245 handled_component_p before looking for the indirect_ref.
10247 2007-02-13 Richard Henderson <rth@redhat.com>
10249 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10250 remove flags clobber.
10251 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10252 (bswaphi_lowpart): New.
10253 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10254 remove TARGET_BSWAP test. Delete expander of the same name.
10256 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10257 (expand_unop): Use them.
10259 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10261 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10262 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10263 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10264 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10265 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10266 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10267 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10268 assembler dialect choice from asm templates.
10270 2007-02-12 Richard Henderson <rth@redhat.com>
10272 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10273 (fixuns_trunc<SSEMODEF>si2): Use it.
10274 * config/i386/sse.md (vec_setv4sf_0): Export.
10275 * config/i386/i386.c (ix86_build_const_vector): Export.
10276 (ix86_split_convert_uns_si_sse): Rename from
10277 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10278 * config/i386/i386-protos.h: Update.
10280 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10283 * c-typeck.c (c_finish_return): Improve warning message.
10285 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10287 * alias.c (find_symbolic_term): Delete unused function.
10289 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10291 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10292 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10293 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10295 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10297 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10298 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10299 the function, temporarily point the debug interface to the null one.
10301 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10303 * dwarf2out.c (round_up_to_align): New static function.
10304 (field_byte_offset): Use it to round the offset.
10306 2007-02-12 Richard Henderson <rth@redhat.com>
10308 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10309 (inswl_const): Export.
10311 2007-02-12 Richard Henderson <rth@redhat.com>
10313 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10314 result mode of the libcall, convert back to outmode.
10316 2007-02-12 Roger Sayle <roger@eyesopen.com>
10318 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10319 (bswapdi2): New define_expand to implement 32-bit implementation.
10321 2007-02-12 Nick Clifton <nickc@redhat.com>
10323 * doc/invoke.texi (Overall Options): Document --help=.
10324 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10325 (cc1_options): Pass --help= on to cc1.
10326 (display_help): Add description of --help=.
10327 (process_command): Add code to handle --help=. Allow translated
10328 --help and --target-help switches to be passed on to compiler
10330 (main): Remove unused if statement.
10331 * opts.c (columns): Remove.
10332 (LEFT_COLUMN): Define.
10333 (wrap_help): Add columns argument.
10334 (print_filtered_help): Change parameters to be an include bitmask,
10335 an exclude bitmask, an any bitmask and the column width. Move the
10336 code to display the params list here. Add code to display the
10337 status of options rather than their descriptions if the quiet flag
10339 (print_specific_help): Change parameters to be an include bitmask,
10340 an exclude bitmask and an any bitmask. Move code to look up the
10341 column width here. Decide upon the title for an options listing.
10342 (common_handle_options): Add code to handle --help=. Adapt code
10343 for --help and --target-help to use the revised form of the
10344 print_specific_help function.
10345 (print_help): Delete.
10346 (print_param_help): Delete.
10347 (print_switch): Delete.
10348 * opts.h (cl_lang_count): Add prototype.
10349 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10350 CL_MAX_OPTION_CLASS): New defines.
10351 * optc-gen.awk: Add construction of cl_lang_count.
10352 * c.opt: Add Warning attribute to warning options and Optimization
10353 attribute to optimization options.
10354 * common.opt: Likewise.
10356 Add -fhelp and -ftarget-help as aliases for the transformed --help
10357 and --target-help options.
10358 * opt-functions.awk: Add code to handle Warning and Optimization
10361 2007-02-12 Richard Henderson <rth@redhat.com>
10363 * config/alpha/constraints.md: New file.
10364 * config/alpha/alpha.c: Include tm-constrs.h.
10365 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10366 alpha_extra_constraint): Remove.
10367 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10368 * config/alpha/alpha-protos.h: Update.
10369 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10370 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10371 (EXTRA_CONSTRAINT): Remove.
10372 * config/alpha/alpha.md: Include constraints.md.
10373 (adddi splitter): Use satisfies_constraint_*.
10374 * config/alpha/predicates.md (add_operand): Likewise.
10375 (sext_add_operand, addition_operation): Likewise.
10377 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10379 PR tree-optimization/29145
10380 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10381 in our handling of restrict qualified pointers.
10383 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10386 * doc/invoke.texi (Wunused-value): Update description.
10387 (Wextra): Delete item.
10388 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10389 value of Wunused-value.
10390 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10391 (c_finish_stmt_expr): Don't check extra_warnings.
10392 (emit_side_effect_warnings): The caller is responsible to check
10395 2007-02-11 Roger Sayle <roger@eyesopen.com>
10396 Matt Thomas <matt@3am-software.com>
10398 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10400 2007-02-11 Roger Sayle <roger@eyesopen.com>
10402 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10403 comparisons of POPCOUNT against zero.
10404 (simplify_const_relational_operation): Likewise.
10406 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10408 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10410 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10412 * dwarf2out.c (root_type): Delete unused function.
10414 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10416 * genattrtab.c (contained_in_p): Delete unused function.
10417 (write_expr_attr_cache): Likewise.
10419 2007-02-11 Jan Hubicka <jh@suse.cz>
10421 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10424 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10426 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10427 to add the REG_EQ* note.
10428 * see.c (see_merge_one_use_extension): Likewise.
10429 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10430 turn REG_EQUAL notes into REG_EQUIV notes if the target
10431 register may have more than one set.
10432 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10433 * gcse.c (try_replace_reg): Likewise.
10434 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10435 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10436 more than one REG_EQUIV note.
10437 * reload1.c (gen_reload): Use set_unique_reg_note.
10439 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10441 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10442 (ix86_builtin_conversion): New function.
10444 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10447 * tree.h (DECL_REPLACEABLE_P): New macro.
10448 * except.c (set_nothrow_function_flags): Likewise.
10450 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10451 Ira Rosen <irar@il.ibm.com>
10452 Dorit Nuzman <dorit@il.ibm.com>
10454 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10455 * targhooks.c (default_builtin_vectorized_conversion): New.
10456 * targhooks.h (default_builtin_vectorized_function): New declaration.
10457 * target.h (struct vectorize): Add builtin_conversion field.
10458 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10459 stmt_vec_info_type value.
10460 (vectorizable_conversion): New declaration.
10461 * tree-vect-analyze.c (vect_analyze_operations): Add
10462 vectorizable_conversion call.
10463 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10464 * tree-vect-transform.c (vectorizable_conversion): New function.
10465 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10466 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10468 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10469 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10470 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10471 or ALTIVEC_BUILTIN_VCFSX.
10473 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10476 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10477 CONST_DOUBLE and operand 0 is a hard register.
10478 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10479 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10480 is a hard floating-point register.
10482 2007-02-10 Richard Henderson <rth@redhat.com>
10483 Jakub Jelinek <jakub@redhat.com>
10484 Alexandre Oliva <aoliva@redhat.com>
10486 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10487 * builtin-types.def (BT_WORD): Make unsigned.
10488 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10489 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10490 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10491 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10492 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10493 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10495 * expr.c (emutls_var_address): New.
10496 (expand_expr_real_1): Expand emulated tls.
10497 (expand_expr_addr_expr_1): Likewise.
10498 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10499 * output.h (emutls_finish): Declare.
10500 * toplev.c (compile_file): Call it.
10501 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10502 address before wrapping in CONST.
10503 * varasm.c (emutls_htab, emutls_object_type): New.
10504 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10505 (get_emutls_object_name, get_emutls_object_type): New.
10506 (get_emutls_init_templ_addr, emutls_decl): New.
10507 (emutls_common_1, emutls_finish): New.
10508 (assemble_variable): When emulating tls, swap decls; generate
10509 constructor for the emutls objects.
10510 (do_assemble_alias): When emulating tls, swap decl and target name.
10511 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10513 * varpool.c (decide_is_variable_needed): Look at force_output.
10514 Recurse for emulated tls.
10515 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10516 with decide_is_variable_needed.
10517 * emutls.c: New file.
10518 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10519 tls_object for real tls.
10521 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10523 PR rtl-optimization/29599
10524 * reload1.c (eliminate_regs_in_insn): Take the destination
10525 mode into account when computing the offset.
10527 2007-02-09 Stuart Hastings <stuart@apple.com>
10528 Richard Henderson <rth@redhat.com>
10530 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10531 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10532 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10533 fixuns_truncdfhi2): New.
10534 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10535 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10536 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10537 (floatunssidf2): Allow nonimmediate source.
10538 * config/i386/sse.md (movdi_to_sse): New.
10539 (vec_concatv2di): Drop '*'.
10540 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10541 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10542 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10544 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10545 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10546 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10547 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10548 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10549 ix86_build_const_vector.
10550 (x86_emit_floatuns): Rewrite.
10552 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10554 * genautomata.c (longest_path_length): Delete unused function.
10555 (struct state): Delete unused longest_path_length.
10556 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10557 (get_free_state): Delete unused.
10559 2007-02-09 Jan Hubicka <jh@suse.cz>
10561 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10562 * doc/invoke.texi (inline-unit-growth): Update default value.
10564 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10565 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10566 (rebuild_cgraph_edges): Likewise.
10567 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10568 (dump_cgraph_node): Dump frequencies.
10569 (cgraph_clone_edge): Add frequency scales.
10570 (cgraph_clone_node): Add freuqnecy.
10571 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10572 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10573 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10574 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10575 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10576 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10577 (save_inline_function_body): Likewise.
10578 * ipa-inline.c: inluce rtl.h
10579 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10580 (cgraph_edge_badness): Use frequencies.
10581 (cgraph_decide_recursive_inlining): Update clonning.
10582 (cgraph_decide_inlining_of_small_function): Dump frequency.
10583 * predict.c (estimate_bb_frequencies): Export.
10584 * predict.h (estimate_bb_frequencies): Declare.
10585 * tree-inline.c (copy_bb): Watch overflows.
10586 (expand_call_inline): Update call of cgraph_create_edge.
10587 (optimize_inline_calls): Use TODO flags to update frequnecies.
10588 * passes.h: Include predict.h
10589 (init_optimization_passes): Move profile ahead.
10590 (execute_function_todo): Handle TODO_rebuild_frequencies.
10592 2007-02-09 Roger Sayle <roger@eyesopen.com>
10594 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10595 the insbl or inswl pattern into a register.
10597 2007-02-09 Roger Sayle <roger@eyesopen.com>
10599 * config/ia64/ia64.md (bswapdi2): New define_insn.
10601 2007-02-09 Richard Henderson <rth@redhat.com>
10603 * config/i386/constraints.md (Ym): New constraint.
10604 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10605 (movdi_1_rex64): Split sse and xmm general register moves from
10606 memory move alternatives. Use conditional register constraints.
10607 (movsf_1, movdf_integer): Likewise.
10608 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10609 (movdf_integer_rex64): New.
10610 (pushsf_rex64): Fix output constraints.
10611 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10612 (sse2_stored): Likewise.
10613 (sse2_storeq_rex64): New.
10614 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10615 amd and not generic.
10616 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10617 for optimize_size. Remove SF/DFmode hack.
10619 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10621 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10624 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10625 Richard Sandiford <richard@codesourcery.com>
10627 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10628 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10629 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10630 m68k/t-mlib to tmake_file.
10631 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10632 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10633 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10634 Allow it to be cf or m68k. Set m68k_arch_family. If that
10635 variable is not empty, add t-$m68k_arch_family to tmake_file.
10636 Add t-mlibs to tmake_file.
10637 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10638 * config/m68k/t-cf: New file.
10639 * config/m68k/t-m68k: Likewise.
10640 * config/m68k/t-mlibs: Likewise.
10641 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10642 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10643 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10644 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10645 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10647 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10648 (INSTALL_LIBGCC): Delete.
10649 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10650 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10651 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10652 (M68K_MLIB_CPU): Define.
10653 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10654 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10655 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10657 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10658 Richard Guenther <rguenther@suse.de>
10660 PR middle-end/23361
10661 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10662 against INT_MIN/INT_MAX.
10663 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10664 file if a loop is removed.
10666 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10668 * calls.c (store_one_arg): Pass correct alignment to
10669 emit_push_insn for non-BLKmode values.
10670 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10671 unaligned stack slot via a suitably aligned slot.
10673 2007-02-08 DJ Delorie <dj@redhat.com>
10675 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10677 (legal_subregs): Use unsigned char, make const.
10678 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10680 2007-02-08 Paul Brook <paul@codesourcery.com>
10682 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10683 special interworking needed.
10685 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10687 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10688 conditional to __SSE2__.
10689 (Entries below should have been added to first ChangeLog
10690 entry for amdfam10 dated 2007-02-05)
10691 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10693 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10695 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10698 2007-02-08 DJ Delorie <dj@redhat.com>
10700 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10701 * config/m32c/m32c.c (legal_subregs): New.
10702 (m32c_illegal_subreg_p): New.
10703 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10704 unsupported subregs of hard regs.
10706 2007-02-08 Jan Hubicka <jh@suse.cz>
10708 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10709 the same one; always update histograms.
10711 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10713 * passes.c (init_optimization_passes): Tidy comment.
10715 2007-02-08 Roger Sayle <roger@eyesopen.com>
10717 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10718 strip zero_extend, bswap and rotates from POCOUNT's argument.
10719 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10720 zero_extend and rotates from PARITY's argument.
10721 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10722 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10723 of an integer constant at compile-time.
10725 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10728 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10730 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10733 * tree-ssa-live.c (remove_unused_locals): Do not remove
10734 TREE_ADDRESSABLE variables.
10735 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10736 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10737 FOR_CLOBBER. Update all users.
10738 If VAR has an associated alias set, add a virtual operand for
10739 it if no alias is found to conflict with the memory reference.
10741 2007-02-07 Jan Hubicka <jh@suse.cz>
10742 Robert Kidd <rkidd@crhc.uiuc.edu>
10744 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10746 2007-02-07 Ian Lance Taylor <iant@google.com>
10748 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10750 2007-02-07 Roger Sayle <roger@eyesopen.com>
10752 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10753 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10754 tablejumpdi, movsi_to_cr_one): Remove constraints from
10755 define_expand's match_operands.
10757 2007-02-07 Roger Sayle <roger@eyesopen.com>
10759 * global.c (compute_regsets): Move declatation of "i" inside of
10760 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10762 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10765 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10766 of INDIRECT_REF <RESULT_DECL>.
10768 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10770 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10771 Kaz Kojima <kkojima@gcc.gnu.org>
10774 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10776 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10778 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10780 * doc/loop.texi: Document possibility not to perform disambiguation
10781 of loops with multiple latches.
10782 * cfgloopmanip.c (alp_enum_p): Removed.
10783 (add_loop): Handle subloops. Use get_loop_body_with_size.
10784 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10785 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10786 the new forwarder block.
10787 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10788 Handle the case latch is NULL.
10789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10790 when marking loop exits.
10791 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10793 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10794 disambiguate_loops_with_multiple_latches.
10795 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10796 before fix_loop_structure.
10797 * cfgloop.c: Include pointer-set.h and output.h.
10798 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10799 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10800 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10801 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10802 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10803 disambiguate_multiple_latches, get_loop_body_with_size,
10804 disambiguate_loops_with_multiple_latches): New functions.
10805 (flow_loop_dump): Dump multiple latch edges.
10806 (flow_loop_nodes_find): Handle loops with multiple latches.
10807 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10808 (glb_enum_p): Modified.
10809 (get_loop_body): Use get_loop_body_with_size.
10810 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10811 (AVOID_CFG_MODIFICATIONS): New constant.
10812 (disambiguate_loops_with_multiple_latches, add_loop,
10813 get_loop_body_with_size): Declare.
10814 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10816 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10818 PR inline-asm/28686
10819 * global.c (compute_regsets): New function.
10820 (global_alloc): Refactored ELIMINABLE_REGSET
10821 and NO_GLOBAL_ALLOC_REGS computation out.
10822 (rest_of_handle_global_alloc): Call compute_regsets()
10823 for non-optimizing case.
10825 2007-02-06 Richard Henderson <rth@redhat.com>
10827 * config/i386/constraints.md (Y2): Rename from Y.
10828 (Yi): New constraint.
10829 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10830 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10831 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10832 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10833 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10834 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10835 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10836 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10837 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10838 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10839 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10840 vec_extractv2si_1): Change Y constraints to Y2.
10841 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10842 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10843 Change Y constraints to Y2.
10844 (sse2_loadld): Change Y constraints to x.
10846 2007-02-06 Roger Sayle <roger@eyesopen.com>
10848 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10849 (parity<mode>2): New define_expand using rs6000_emit_parity.
10850 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10851 rs6000_emit_parity): New functions.
10852 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10853 rs6000_emit_parity): Prototype here.
10855 2007-02-06 Ian Lance Taylor <iant@google.com>
10857 * lower-subreg.c (simple_move_operand): Reject CONST.
10858 (resolve_clobber): Call validate_change rather than directly
10859 assigning to XEXP (pat, 0).
10861 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10863 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10864 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10865 (tree-cfg.o): Remove hashtab.h dependency.
10867 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10868 (struct ivopts_data): Change niters to pointer_map_t.
10869 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10870 (niter_for_exit): Create pointer_map on demand. Change for
10872 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10873 (free_loop_data): Destroy data->niters if created and reset field.
10874 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10875 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10877 * tree-ssa-reassoc.c: Include pointer-set.h.
10878 (bb_rank): Change to long *.
10879 (operand_rank): Change to pointer_map_t.
10880 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10881 (insert_operand_rank): Accept long.
10882 (operand_entry_hash, operand_entry_eq): Remove.
10883 (get_rank): Return long. Adjust for changes above.
10884 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10886 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10888 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10889 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10890 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10892 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10893 directly since it cannot be NULL.
10894 (get_vi_for_tree): Rewrite for pointer_map API.
10895 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10896 (init_alias_vars): Create vi_for_tree as pointer_map.
10897 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10899 * tree-cfg.c: Don't include hashtab.h.
10900 (edge_to_cases): Declare as pointer_map.
10901 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10903 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10904 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10905 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10907 (record_switch_edge): Delete.
10908 (get_cases_for_edge): Adjust for pointer_map API, inline
10909 record_switch_edge (rewritten for new API), remove goto.
10911 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10913 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10914 * tree-nested.c: Include pointer-set.h.
10915 (var_map_elt, var_map_eq, var_map_hash): Delete.
10916 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10917 to pointer_map_t's.
10918 (nesting_info_bitmap_obstack): New.
10919 (lookup_field_for_decl): Adjust for pointer_map API.
10920 (lookup_tramp_for_decl): Adjust for pointer_map API.
10921 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10922 (get_local_debug_decl): Adjust for pointer_map API.
10923 (convert_nl_goto_reference): Adjust for pointer_map API.
10924 (convert_nl_goto_receiver): Adjust for pointer_map API.
10925 (create_nesting_tree): Create outside GGC space. Create bitmap on
10926 the new obstack. Create field_map and var_map as pointer_maps.
10927 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10929 (lower_nested_functions): Move root here, no need to NULL it.
10930 Initialize and release the obstack.
10932 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10934 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10935 Remove prototypes and make them non-static.
10936 (struct tree_int_map): Remove.
10937 * tree.h (struct tree_int_map): Move here, turning TO into an
10939 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10941 * tree.h (TREE_COMPLEXITY): Remove.
10942 (struct tree_exp): Remove complexity field.
10943 * tree.c (build1_stat): Don't set it.
10945 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10946 Victor Kaplansky <victork@il.ibm.com>
10948 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10949 (vect_is_simple_reduction): Support reduction with induction as
10950 one of the operands.
10951 (vect_is_simple_iv_evolution): Fix formatting.
10952 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10953 formatting. Don't mark induction phis for vectorization.
10954 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10955 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10956 (vect_get_vec_def_for_operand): Support induction.
10957 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10959 (vectorizable_reduction): Support reduction with induction as one of
10961 (vectorizable_type_demotion): Use def-type of stmt argument rather
10962 than dummy def-type.
10964 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10965 flag_tree_scev_cprop.
10966 * common.opt (tree-scev-cprop): New flag.
10968 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10969 call to vect_get_new_vect_var.
10971 2007-02-06 Ira Rosen <irar@il.ibm.com>
10973 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10974 vectype is not NULL.
10975 (vect_pattern_recog_1): Likewise.
10977 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10979 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10980 (fold_negate_expr): Likewise.
10982 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10985 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10986 even if cv-qualification is the same.
10988 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10990 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10991 __enable_execute_stack on completion.
10993 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10995 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10996 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10997 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10998 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10999 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11000 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11001 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11002 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11004 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11006 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11007 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11008 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11009 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11010 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11011 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11012 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11013 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11014 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11015 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11016 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11017 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11018 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11019 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11020 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11021 sqrtextenddfxf2_i387): Added amdfam10_decode.
11023 * config/i386/athlon.md (athlon_idirect_amdfam10,
11024 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11025 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11026 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11027 athlon_ivector_store_amdfam10): New define_insn_reservation.
11028 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11031 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11033 * config/i386/athlon.md (athlon_call_amdfam10,
11034 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11035 define_insn_reservation.
11036 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11037 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11038 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11040 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11042 * config/i386/athlon.md (athlon_sseld_amdfam10,
11043 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11044 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11046 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11048 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11049 define_insn_reservation.
11050 * config/i386/i386.md (sseins): Added sseins to define_attr type
11051 and define_attr unit.
11052 * config/i386/sse.md: Set type attribute to sseins for insertq
11055 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11057 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11058 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11059 ssecomi_load_amdfam10, ssecomi_amdfam10,
11060 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11061 define_insn_reservation.
11062 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11064 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11066 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11067 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11068 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11069 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11070 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11071 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11072 define_insn_reservation.
11074 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11075 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11076 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11077 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11078 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11080 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11082 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11083 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11084 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11085 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11086 athlon_ssemul_load_k8): Added amdfam10.
11088 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11090 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11091 (x86_sse_unaligned_move_optimal): New variable.
11093 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11095 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11096 for unaligned vector SSE double/single precision loads for AMDFAM10.
11098 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11100 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11101 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11102 Define TARGET_CPU_DEFAULT_amdfam10.
11103 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11104 (processor_type): Add PROCESSOR_AMDFAM10.
11106 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11107 processor_type in config/i386/i386.h.
11108 Enable imul peepholes for TARGET_AMDFAM10.
11110 * config.gcc: Add support for --with-cpu option for amdfam10.
11112 * config/i386/i386.c (amdfam10_cost): New variable.
11113 (m_AMDFAM10): New macro.
11114 (m_ATHLON_K8_AMDFAM10): New macro.
11115 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11116 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11117 x86_promote_QImode, x86_integer_DFmode_moves,
11118 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11119 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11120 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11121 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11122 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11123 Enable/disable for amdfam10.
11124 (override_options): Add amdfam10_cost to processor_target_table.
11125 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11126 processor_alias_table.
11127 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11128 (ix86_adjust_cost): Add code for amdfam10.
11130 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11132 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11133 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11134 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11135 * config/i386/i386.h: Add builtin definition for SSE4A.
11136 * config/i386/i386.md: Add support for ABM instructions
11137 (popcnt and lzcnt).
11138 * config/i386/sse.md: Add support for SSE4A instructions
11139 (movntss, movntsd, extrq, insertq).
11140 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11141 Add -march=amdfam10 flag.
11142 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11143 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11145 * doc/extend.texi: Add documentation for SSE4A builtins.
11147 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11149 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11151 2007-02-05 Richard Guenther <rguenther@suse.de>
11153 * tree-vectorizer.h (vectorizable_function): Add argument type
11154 argument, change return type.
11155 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11156 * tree-vect-transform.c (vectorizable_function): Handle extra
11157 argument, return vectorized function decl.
11158 (build_vectorized_function_call): Remove.
11159 (vectorizable_call): Handle calls with result and argument types
11160 differing. Handle loop vectorization factor correctly.
11161 * targhooks.c (default_builtin_vectorized_function): Adjust for
11163 * targhooks.h (default_builtin_vectorized_function): Likewise.
11164 * target.h (builtin_vectorized_function): Add argument type
11166 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11167 extra argument, allow vectorizing of lrintf.
11168 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11169 documentation of target hook.
11171 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11174 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11175 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11176 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11178 2007-02-05 Roger Sayle <roger@eyesopen.com>
11180 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11181 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11182 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11183 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11184 before canonicalizing sincos to cexpi.
11185 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11187 2007-02-05 Roger Sayle <roger@eyesopen.com>
11189 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11190 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11191 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11193 2007-02-05 Roger Sayle <roger@eyesopen.com>
11195 * mips-tfile.c (initialize_init_file): Correct endianness test.
11197 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11199 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11200 the 'y' constraint.
11202 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11204 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11205 saves in a PARALLEL before the register assignments.
11207 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11209 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11210 DWARF_FRAME_RETURN_COLUMN to be a general register.
11211 * dwarf2out.c (init_return_column_size): New function, split from...
11212 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11213 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11214 to be nongeneral registers.
11215 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11217 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11218 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11220 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11222 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11224 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11226 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11227 (remove_path): Use can_remove_branch_p and remove_branch instead
11228 of loop_delete_branch_edge.
11229 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11230 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11231 Update profile using scale_dominated_blocks_in_loop.
11232 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11233 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11234 (can_remove_branch_p, remove_branch): Declare.
11235 * tree-cfg.c (tree_can_remove_branch_p): New function.
11236 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11237 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11238 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11240 2007-02-05 Jan Hubicka <jh@suse.cz>
11242 PR middle-end/30696
11243 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11244 nodes in cgraph, don't remove offline copy of the function.
11246 2007-02-04 Jan Hubicka <jh@suse.cz>
11248 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11249 vectors might cause maybe_lookup_element_for_expr to be called
11250 on non-sra-candidate.
11252 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11254 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11255 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11256 spelling conventions.
11258 2007-02-04 Richard Guenther <rguenther@suse.de>
11260 PR middle-end/30636
11261 * fold-const.c (try_move_mult_to_index): Make sure to not
11262 overflow one dimension of a multi-dimensional array access.
11264 2007-02-04 Jan Hubicka <jh@suse.cz>
11266 * passes.c (init_optimization_passes): Reindent.
11268 2007-02-04 Jan Hubicka <jh@suse.cz>
11269 Eric Botcazou <ebotcazou@adacore.com>
11271 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11272 (execute_fixup_cfg): Break out the abnormal goto code.
11273 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11274 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11275 (optimize_inline_calls): Call make_nonlocal_label_edges.
11277 2007-02-04 Jan Hubicka <jh@suse.cz>
11279 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11280 true when something was changed.
11281 (rename_ssa_copies): When something was changed, do
11282 TODO_remove_unused_locals.
11283 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11284 add TODO_remove_unused_locals when instruction was removed.
11286 2007-02-04 Jan Hubicka <jh@suse.cz>
11288 * ipa-inline.c (try_inline): Improve debug output; work on already
11290 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11291 call try_inline for already inlined edges too when flattening;
11292 inline also functions that make callee growth but overall unit size
11295 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11297 * config/m32c/bitops.md, config/m32c/jump.md,
11298 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11299 config/m32r/m32r.h, config/m32r/m32r.md,
11300 config/m32r/predicates.md, config/m68hc11/larith.asm,
11301 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11302 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11303 config/mips/mips-protos.h, config/mips/mips.c,
11304 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11305 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11306 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11307 spelling conventions.
11309 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11310 Follow spelling conventions.
11312 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11314 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11315 warn about C++0x compatibility.
11317 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11319 * config/h8300/h8300.c, config/h8300/h8300.h,
11320 config/h8300/h8300.md: Follow spelling conventions.
11322 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11324 PR middle-end/30667
11325 * combine.c (try_combine): Do not substitute source operand
11326 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11328 2007-02-03 Jan Hubicka <jh@suse.cz>
11330 PR gcov-profile/30650
11331 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11332 do not divide by zero for never executed counters.
11333 (tree_find_values_to_profile): Fix counters.
11334 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11336 2007-02-03 Ian Lance Taylor <iant@google.com>
11338 * lower-subreg.c (simple_move_operand): New static function,
11339 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11341 (simple_move): Call simple_move_operand.
11342 (find_decomposable_subregs): Add special handling of MEMs.
11343 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11344 meaning of return value. If we see a hard register, test whether
11345 it can store a word_mode value. Change all callers.
11347 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11349 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11350 ftrapv insns and expanders.
11351 (subdi3): Change define_expand operand 1 to arith11_operand, and
11352 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11353 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11354 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11357 PR middle-end/30174
11358 * varasm.c (notice_global_symbol): Treat global objects as weak when
11359 flag_shlib is true.
11361 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11363 * emit-rtl.c (dconstpi): Delete.
11364 (dconstsqrt2): New.
11365 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11366 * real.h (dconstpi): Delete.
11367 (dconstsqrt2): New.
11368 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11369 (fold_builtin_hypot): Likewise.
11371 2007-02-03 Tom Tromey <tromey@redhat.com>
11374 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11375 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11377 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11379 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11380 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11381 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11382 config/rs6000/cell.md, config/rs6000/darwin.h,
11383 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11384 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11385 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11386 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11387 typos. Follow spelling conventions.
11388 * doc/invoke.texi: Follow spelling conventions.
11390 2007-02-03 Roger Sayle <roger@eyesopen.com>
11392 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11393 canonicalization transformations that attempt to simplify integer
11394 constant comparisons to become comparisons against zero.
11396 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11398 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11400 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11401 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11403 2007-02-02 Mike Stump <mrs@apple.com>
11405 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11406 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11407 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11408 generate a branch island.
11410 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11412 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11413 (xtensa_legitimate_address_p): New.
11414 (xtensa_legitimize_address): New.
11415 (xtensa_output_addr_const_extra): New.
11416 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11418 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11419 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11420 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11421 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11422 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11423 (xtensa_legitimize_address): New.
11424 (xtensa_output_addr_const_extra): New.
11426 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11428 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11430 2007-02-02 Ian Lance Taylor <iant@google.com>
11432 * expmed.c (expand_divmod): Add comment.
11434 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11436 * emit-rtl.c (renumber_insns): Remove.
11437 * flags.h: Remove the extern for flag_renumber_insns.
11438 * rtl.h: Remove the prototype for renumber_insns.
11439 * toplev.c (flag_renumber_insns): Remove.
11441 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11443 Revert for x86 darwin:
11444 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11446 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11447 code before the following patch under TARGET_MACHO.
11448 (ix86_function_value_regno_p): Likewise.
11450 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11452 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11455 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11458 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11459 general or fp registers. Add comments.
11460 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11462 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11464 * pointer-set.c (insert_aux): Only return insertion slot.
11465 (pointer_set_insert): Adjust.
11466 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11467 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11468 pointer_map_traverse): New.
11469 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11470 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11471 pointer_map_contains, pointer_map_traverse): Declare.
11473 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11475 PR middle-end/30473
11476 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11477 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11479 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11481 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11483 (struct _dep): New type.
11484 (dep_t): New typedef.
11485 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11486 (DEP_STATUS): New access macro. The macro with the same name was
11487 renamed to DEP_LINK_STATUS.
11488 (dep_init): Declare function
11490 (struct _dep_link): New type.
11491 (dep_link_t): New typedef.
11492 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11493 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11494 (DEP_LINK_STATUS): New macro.
11495 (debug_dep_links): New debug function.
11497 (struct _deps_list): New type.
11498 (deps_list_t): New typedef.
11499 (DEPS_LIST_FIRST): New access macro.
11500 (FOR_EACH_DEP_LINK): New cycle macro.
11501 (create_deps_list, free_deps_list, delete_deps_list): Declare
11503 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11504 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11505 (copy_deps_list_change_con): Ditto.
11507 (move_dep_link): Declare function.
11509 (struct _dep_node): New type.
11510 (dep_node_t): New typedef.
11511 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11513 (struct haifa_insn_data.back_deps): New field to hold backward
11514 dependencies of the insn.
11515 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11517 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11518 Change its type to deps_list_t.
11519 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11520 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11521 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11523 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11525 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11527 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11529 (dep_cost): Declare.
11531 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11532 (ds_to_dk, dk_to_ds): New functions.
11534 (init_dep_1): New static function.
11535 (init_dep): New function.
11536 (copy_dep): New static function.
11538 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11540 (detach_dep_link): New static function.
11541 (move_dep_link): New function.
11543 (dep_links_consistent_p, dump_dep_links): New static functions.
11544 (debug_dep_links): New debugging function.
11546 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11548 (alloc_deps_list, init_deps_list): New static functions.
11549 (create_deps_list): New function.
11550 (clear_deps_list): New static function.
11551 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11552 (deps_list_consistent_p, dump_deps_list): New static functions.
11553 (debug_deps_list): New function.
11554 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11556 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11558 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11559 use new scheduler dependencies lists.
11560 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11561 (sched_analyze): Ditto. Initialize dependencies lists.
11562 (add_forw_dep, compute_forward_dependences): Update to use new
11563 scheduler dependencies lists.
11565 (init_dependency_caches): Init deps_obstack.
11566 (free_dependency_caches): Free deps_obstack.
11568 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11569 new scheduler dependencies lists.
11570 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11571 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11573 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11574 Update to use new scheduler dependencies lists.
11575 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11576 (debug_dependencies): Ditto.
11577 (schedule_region): Update comments.
11579 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11580 scheduler dependencies lists.
11581 (schedule_ebb): Update comments.
11583 * rtl.def (DEPS_LIST): Remove.
11585 * lists.c (unused_deps_list): Remove.
11586 (free_list): Update assertions.
11588 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11589 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11591 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11592 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11594 * haifa-sched.c (comments): Update.
11595 (insn_cost1): Remove. Inline the code into insn_cost ().
11596 (insn_cost): Update to use new scheduler dependencies lists. Move
11597 processing of the dependency cost to dep_cost ().
11598 (dep_cost): New function. Use it instead of insn_cost () when
11599 evaluating cost of the dependency. Use compatible interface to
11600 interact with the target.
11601 (priority): Update to use new scheduler dependencies lists.
11602 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11603 with greater number of insns that depend on the insn.
11604 (schedule_insn): Update to use new scheduler dependencies lists. Add
11605 code to free backward dependencies lists. Inline and optimize code
11606 from resolve_dep () - see PR28071.
11607 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11608 lists. Update call to targetm.sched.is_costly_dependence hook.
11610 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11611 scheduler dependencies lists.
11613 (resolve_dep): Remove. Move the logic to schedule_insn ().
11614 (init_h_i_d): Initialize dependencies lists.
11616 (process_insn_depend_be_in_spec): Rename to
11617 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11618 dependencies lists.
11619 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11620 Update to use new scheduler dependencies lists.
11621 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11623 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11624 new scheduler dependencies lists.
11625 (build_intra_loop_deps): Ditto.
11627 * target.h (struct _dep): Declare to use in
11628 gcc_target.sched.is_costly_dependence.
11629 (struct gcc_target.sched.adjust_cost): Fix typo.
11630 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11631 single dep_t parameter instead of an equivalent triad.
11632 (struct gcc_target.sched.adjust_cost_2): Remove.
11634 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11636 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11638 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11640 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11642 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11643 (REG_DEP_TRUE): Document.
11645 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11646 Change signature to correspond to the targetm.sched.adjust_cost hook.
11647 Update use in TARGET_SCHED_ADJUST_COST_2.
11648 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11649 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11650 new scheduler dependencies lists.
11651 (ia64_gen_check): Ditto.
11653 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11654 dependencies lists.
11656 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11657 signature to correspond to the targetm.sched.is_costly_dependence hook.
11658 (is_costly_group): Update to use new scheduler dependencies lists.
11660 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11661 instead of INSN_COST () macro.
11663 2007-02-01 Ian Lance Taylor <iant@google.com>
11665 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11667 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11669 * pa.md (tp_load): Correct mfctl instruction syntax.
11671 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11673 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11674 altivec_padding_size calculation on AIX. Improve comment, add
11675 assert to verify that it's right.
11677 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11680 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11682 PR inline-asm/28686
11683 * global.c (global_alloc): Add mising initialization of
11686 2007-02-01 Roger Sayle <roger@eyesopen.com>
11688 * alias.c (init_alias_analysis): Correct whitespace.
11689 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11690 partition_hot_cold_basic_blocks): Likewise.
11691 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11692 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11693 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11694 fold_builtin_snprintf_chk, fold_builtin_printf,
11695 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11696 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11697 * cfgcleanup.c (cleanup_cfg): Likewise.
11698 * cfgexpand.c (tree_expand_cfg): Likewise.
11699 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11700 * function.c (get_next_funcdef_no): Likewise.
11701 * gengtype.c (main): Likewise.
11702 * genmodes.c (main): Likewise.
11703 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11704 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11705 * ifcvt.c (noce_emit_move_insn): Likewise.
11706 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11708 * stor-layout.c (get_best_mode): Likewise.
11709 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11710 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11711 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11712 perform_var_substitution, solve_graph): Likewise.
11713 * tree-vrp.c (vrp_finalize): Likewise.
11715 2007-02-01 Ian Lance Taylor <iant@google.com>
11717 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11718 high part of a paradoxical subreg, return a constant zero.
11720 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11722 * toplev.c (lang_dependent_init): Call init_set_costs.
11723 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11725 2007-02-01 Richard Guenther <rguenther@suse.de>
11727 PR middle-end/30656
11728 * fold-const.c (fold_negate_expr): Allow negating a
11729 constant if overflow does not change.
11731 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11733 * doc/c-tree.texi (Expression trees): Improve markup.
11734 * doc/tm.texi (Register Classes, Addressing Modes)
11735 (Floating Point): Fix spacing after abbreviations. Fix some
11738 2007-02-01 Ben Elliston <bje@au.ibm.com>
11740 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11741 * doc/contrib.texi: Likewise.
11742 * doc/install.texi: Likewise.
11744 2007-01-31 Richard Henderson <rth@redhat.com>
11745 Ian Lance Taylor <iant@google.com>
11747 * lower-subreg.c: New file.
11748 * rtl.def (CONCATN): Define.
11749 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11750 pass_lower_subreg2.
11751 * emit-rtl.c (update_reg_offset): New static function, broken out
11752 of gen_rtx_REG_offset.
11753 (gen_rtx_REG_offset): Call update_reg_offset.
11754 (gen_reg_rtx_offset): New function.
11755 * regclass.c: Revert patch of 2006-03-05, restoring
11757 (clear_reg_info_regno): New function.
11758 * dwarf2out.c (concatn_loc_descriptor): New static function.
11759 (loc_descriptor): Handle CONCATN.
11760 * common.opt (fsplit_wide_types): New option.
11761 * opts.c (decode_options): Set flag_split_wide_types when
11763 * timevar.def (TV_LOWER_SUBREG): Define.
11764 * rtl.h (gen_reg_rtx_offset): Declare.
11765 (reg_scan_update): Declare.
11766 * regs.h (clear_reg_info_regno): Declare.
11767 * tree-pass.h (pass_lower_subreg): Declare.
11768 (pass_lower_subreg2): Declare.
11769 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11770 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11771 -fsplit-wide-types.
11772 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11773 * Makefile.in (OBJS-common): Add lower-subreg.o.
11774 (lower-subreg.o): New target.
11776 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11778 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11780 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11783 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11785 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11787 PR middle-end/29335
11788 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11790 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11792 * cfgloop.h: Include vec-prim.h.
11793 (enum li_flags): Remove LI_ONLY_OLD.
11794 (loop_iterator): Changed.
11795 (fel_next, fel_init): Iterate over loop tree.
11796 (FOR_EACH_LOOP_BREAK): New macro.
11797 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11799 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11800 * modulo-sched.c (sms_schedule): Ditto.
11801 * tree-vectorizer.c (vectorize_loops): Ditto.
11802 * doc/loop.texi: Update information on loop numbering and behavior of
11803 FOR_EACH_LOOP wrto new loops.
11804 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11805 add_to_evolution_1): Test nestedness of loops instead of comparing
11807 * tree-chrec.c (chrec_fold_plus_poly_poly,
11808 chrec_fold_multiply_poly_poly, chrec_evaluate,
11809 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11810 reset_evolution_in_loop): Ditto.
11811 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11813 2007-01-31 Dirk Mueller <dmueller@suse.de>
11815 * c-common.c (warn_about_parentheses): Separate warning about
11816 un-parenthized sequence of comparison operators from the one
11817 which is supposed to warn about x <= y <= z.
11819 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11821 * optabs.h (enum optab_index): Add new OTI_isinf.
11822 (isinf_optab): Define corresponding macro.
11823 * optabs.c (init_optabs): Initialize isinf_optab.
11824 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11826 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11827 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11829 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11830 expand_builtin_interclass_mathfn.
11831 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11832 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11833 (fxam<mode>2_i387): New insn pattern.
11834 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11835 built-in functions as x87 inline asm.
11837 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11839 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11841 2007-01-30 Eric Christopher <echristo@apple.com>
11843 * config.gcc: Add geode.
11845 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11847 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11848 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11849 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11850 value-prof.c: Fix comment typos.
11852 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11855 * doc/invoke.texi (Wpointer-arith): Document warning.
11857 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11859 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11860 the list of discrepancies from the draft TR.
11862 2007-01-30 Dirk Mueller <dmueller@suse.de>
11865 * doc/invoke.texi (-Wreturn-type): Update description to
11866 match new behavior.
11868 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11870 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11872 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11874 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11875 to handle optabs that operate on floating point input argument and
11876 output to integer output.
11877 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11878 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11879 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11880 expand_builtin_interclass_mathfn ().
11881 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11882 (ilogbsi2): Remove.
11883 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11884 ilogbl built-in functions as x87 intrinsics.
11886 2007-01-30 Richard Guenther <rguenther@suse.de>
11888 PR middle-end/27657
11889 * dwarf2out.c (reference_to_unused): Query varpool if the
11890 variable was output.
11892 2007-01-30 Richard Guenther <rguenther@suse.de>
11894 PR middle-end/30313
11895 * passes.c (execute_one_pass): Reset in_gimple_form to not
11896 confuse non-unit-at-a-time mode.
11898 2007-01-29 Roger Sayle <roger@eyesopen.com>
11899 Richard Guenther <rguenther@suse.de>
11901 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11902 avoid undefined behaviour on overflow. Use force_fit_type_double
11903 to construct the constant with the specified TREE_OVERFLOW.
11905 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11907 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11908 * config/dfp-bit.h: Ditto.
11910 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11912 * c-decl.c (pop_scope): Replace warnings with call to
11913 warn_for_unused_label.
11914 * c-common.h (warn_for_unused_label): Declare.
11915 * c-common.c (warn_for_unused_label): Define.
11917 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11919 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11922 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11924 * Makefile.in (USER_H): Remove decfloat.h.
11925 * ginclude/decfloat.h: Delete, moving contents to ...
11926 * ginclude/float.h: Add support for decimal floating point,
11927 guarded by __STDC_WANT_DEC_FP__.
11929 2007-01-29 Mike Stump <mrs@apple.com>
11931 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11932 Analysis and Representation to resolve case insensitive conflict.
11933 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11935 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11937 * tree.h (struct tree_memory_tag): Add aliases member.
11938 (MTAG_ALIASES): New macro.
11939 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11940 (add_may_alias): Remove pointer-set. Update for may_aliases being
11942 (mark_aliases_call_clobbered): Update for may_aliases being a
11944 (compute_tag_properties): Ditto.
11945 (create_partition_for): Ditto.
11946 (compute_memory_partitions): Ditto.
11947 (dump_may_aliases_for): Ditto.
11948 (is_aliased_with): Ditto.
11949 (add_may_alias_for_new_tag): Ditto.
11950 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11951 (compute_is_aliased): New function.
11952 (compute_may_aliases): Call compute_is_aliased).
11953 (init_alias_info): Initialize alias_bitmap_obstack.
11954 (union_alias_set_into): New function.
11955 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11956 (have_common_aliases_p): Rewrite to take two bitmaps and use
11958 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11959 Update for bitmaps.
11960 (finalize_ref_all_pointers): Update for add_may_alias changes.
11961 (new_type_alias): Ditto.
11962 * tree-flow-inline.h (may_aliases): Return a bitmap.
11963 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11964 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11965 may_aliases being a bitmap.
11966 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11967 may_aliases now returns a bitmap.
11968 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11970 * tree-ssa-operands.c (add_virtual_operand): Update for
11971 may_aliases being a bitmap.
11973 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11975 PR tree-optimization/30630
11976 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11977 variable as changed.
11979 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11982 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11983 expanded only once even if an error occurs.
11985 2007-01-29 Ben Elliston <bje@au.ibm.com>
11987 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11988 (__gcov_average_profiler): Likewise.
11989 (__gcov_ior_profiler): Likewise.
11990 (__gcov_merge_ior): Likewise.
11992 2007-01-28 Jan Hubicka <jh@suse.cz>
11994 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11995 * value-prof.c (stringop_block_profile): Likewise.
11997 2007-01-28 Jan Hubicka <jh@suse.cz>
11999 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12000 variant handling histograms; add wrapper.
12001 (clear_storage_via_libcall): Export.
12002 (emit_block_move_hints): Break out from ...; add histograms.
12003 (emit_block_move): ... this one.
12004 (clear_storage_hints): Break out from ...; add histograms.
12005 (clear_storage): ... this one.
12006 (set_storage_via_memset): Handle histogram.
12007 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12008 (clear_storage_hints, clear_storage_via_libcall): Declare.
12009 (set_storage_via_setmem): Update prototype.
12010 * doc/md.texi (movmem, setmem): Document new arguments.
12012 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12014 (stringop_block_profile): New global function.
12015 (tree_stringops_values_to_profile): Profile block size and alignment.
12016 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12018 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12019 (stringop_block_profile): Declare.
12020 * builtins.c: Include value-prof.h.
12021 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12022 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12023 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12024 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12025 * profile.c (instrument_values): Add new counters.
12026 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12028 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12029 (tree_init_edge_profiler): Build new profilers.
12030 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12031 (pass_tree_profile): Add dump.
12032 (tree_profile_hooks): Update.
12033 * Makefile.in (LIBGCOV): Add new constants.
12034 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12035 __gcov_ior_profiler): New.
12036 * i386.md (movmem/setmem expanders): Add new optional arguments.
12038 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12040 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12042 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12044 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12045 (tree_unswitch_single_loop): Pass eni_size_weights to
12046 tree_num_loop_insns.
12047 * tree-ssa-loop-manip.c: Include tree-inline.h.
12048 (can_unroll_loop_p): Pass eni_size_weights to
12049 tree_num_loop_insns.
12050 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12051 Pass eni_size_weights to estimate_num_insns.
12052 * tree.h (init_inline_once): Export.
12053 * toplev.c (backend_init): Call init_inline_once.
12054 * cgraphunit.c (cgraph_process_new_functions,
12055 cgraph_analyze_function): Pass eni_inlining_weights to
12056 estimate_num_insns.
12057 * ipa-inline.c (compute_inline_parameters): Ditto.
12058 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12059 to estimate_num_insns.
12060 (try_unroll_loop_completely): Pass eni_size_weights to
12061 tree_num_loop_insns.
12062 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12063 ot estimate_num_insns.
12064 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12065 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12066 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12067 eni_time_weights): New variables.
12068 (init_inline_once): Initialize them.
12069 (struct eni_data): Mew.
12070 (estimate_num_insns_1, estimate_num_insns): Use weights.
12071 * tree-inline.h (struct eni_weights_d): New.
12072 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12073 (estimate_num_insns): Declaration changed.
12074 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12075 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12076 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12078 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12080 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12081 relations in the conflict function is valid.
12083 2007-01-27 Ian Lance Taylor <iant@google.com>
12085 * common.opt: Add fstrict-overflow.
12086 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12087 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12088 (TYPE_OVERFLOW_UNDEFINED): Define.
12089 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12091 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12092 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12093 (fold_negate_expr): Likewise.
12094 (make_range): Likewise.
12095 (extract_muldiv_1): Likewise.
12096 (maybe_canonicalize_comparison): Likewise.
12097 (fold_comparison): Likewise.
12098 (fold_binary): Likewise.
12099 (tree_expr_nonnegative_p): Likewise.
12100 (tree_expr_nonzero_p): Likewise.
12101 * tree-vrp.c (compare_values): Likewise.
12102 (extract_range_from_binary_expr): Likewise.
12103 (extract_range_from_unary_expr): Likewise.
12104 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12106 (nowrap_type_p): Likewise.
12107 * tree-scalar-evolution.c (simple_iv): Likewise.
12108 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12109 (build_range_check): Likewise.
12110 (extract_muldiv_1): Likewise.
12111 (fold_comparison): Likewise.
12112 * tree-vrp.c (vrp_int_const_binop): Likewise.
12113 (extract_range_from_unary_expr): Likewise.
12114 * convert.c (convert_to_integer): Likewise.
12115 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12116 (fold_comparison): Likewise.
12117 (fold_binary): Likewise.
12118 * optabs.c (optab_for_tree_code): Likewise.
12119 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12120 * simplify-rtx.c (simplify_const_relational_operation): Check
12121 flag_strict_overflow and flag_trapv.
12122 (simplify_const_relational_operation): Likewise.
12123 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12124 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12127 2007-01-27 Roger Sayle <roger@eyesopen.com>
12129 * tree.c (tree_fold_gcd): Delete.
12130 * tree.h (tree_fold_gcd): Remove prototype.
12131 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12132 test whether one constant integer is a multiple of another. Instead
12133 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12134 * fold-const.c (multiple_of_p): We've determined both TOP and
12135 BOTTOM are integer constants so we can call int_const_binop directly
12136 instead of the more generic const_binop.
12138 2007-01-27 Roger Sayle <roger@eyesopen.com>
12140 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12141 1*X check that the constant hasn't overflowed, to preserve the
12143 (round_up): Provide an efficient implementation when rouding-up an
12144 INTEGER_CST to a power-of-two.
12146 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12148 * doc/sourcebuild.texi: Add comma for clarity.
12149 * doc/extend.texi: Fix some typos.
12150 * doc/passes.texi: Likewise.
12151 * doc/cppinternals.texi: Likewise.
12152 * doc/c-tree.texi: Likewise.
12153 * doc/tree-ssa.texi: Likewise.
12154 * doc/install.texi: Likewise.
12156 2007-01-27 Jan Hubicka <jh@suse.cz>
12158 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12159 (pass_sra): Do not require alias information.
12160 * passes.c (init_optimization_passes): Add SRA
12162 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12164 * tracer.c (rest_of_handle_tracer): We already cleaned
12165 up the CFG in tracer() so don't do it here again.
12166 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12167 cleanup_cfg here, either. And don't call renumber_insns.
12169 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12170 and BB_HEAD are in the insn stream here. Instead make sure
12171 that BB_INSN is valid on all insns. Also, do check here that
12172 there are no pending branch predictions...
12173 (rtl_verify_flow_info): ...instead of doing it here. Checks
12174 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12177 2007-01-26 Roger Sayle <roger@eyesopen.com>
12179 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12180 function to simplify/factorize operand order canonicalization.
12181 (ix86_fixup_binary_operands): Reorganize using the above function.
12182 (ix86_binary_operator_ok): Likewise.
12184 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12186 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12187 file scope from optimize_attrs.
12188 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12190 (optimize_attrs): Clear insn_code_values after freeing it.
12192 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12194 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12195 a parts.base assignment.
12197 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12199 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12200 (compute_subscript_distance, initialize_data_dependence_relation,
12201 finalize_ddr_dependent, analyze_ziv_subscript,
12202 analyze_siv_subscript_cst_affine,
12203 compute_overlap_steps_for_affine_univar,
12204 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12205 analyze_siv_subscript, analyze_miv_subscript,
12206 analyze_overlapping_iterations, subscript_dependence_tester_1,
12207 compute_self_dependence, free_dependence_relation): Work
12208 with affine_fn instead of chrecs.
12209 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12210 common_affine_function, affine_function_base,
12211 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12212 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12213 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12214 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12215 (all_chrecs_equal_p): Removed.
12216 * tree-data-ref.h (affine_fn, conflict_function): New types.
12217 (struct subscript): Change type of conflicting_iterations_in_a
12218 and conflicting_iterations_in_b.
12220 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12223 * config/pa/pa.h (TARGET_HPUX_11): New.
12224 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12225 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12227 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12228 Richard Guenther <rguenther@suse.de>
12230 * tree-ssa-structalias.c (solve_graph): Handle case
12231 we merged the variable to another.
12233 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12235 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12238 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12239 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12241 2007-01-25 DJ Delorie <dj@redhat.com>
12243 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12244 allow changes to modes which don't fit in those registers.
12246 * reload1.c (choose_reload_regs): Check for invalid subregs before
12247 computing their locations, not after.
12249 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12252 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12253 save Altivec registers in an eh_return function.
12254 (compute_vrsave_mask): Likewise.
12255 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12256 for saving Altivec registers.
12257 (rs6000_emit_prologue): Don't allocate stack twice in
12258 eh_return function. Correct expected value of altivec_save_offset
12259 when using save_world. Describe save of R0 to stack when using
12260 save_world. Describe stack pointer adjustment when using
12261 save_world. Remove duplicated eh_return parameter register saving.
12262 Update sp_offset variable after save_world.
12263 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12265 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12266 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12269 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12271 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12273 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12276 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12277 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12279 2007-01-25 Richard Guenther <rguenther@suse.de>
12281 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12282 * common.opt (-Wcoverage-mismatch): New warning option.
12283 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12284 if -Wcoverage-mismatch is given.
12286 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12288 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12289 (ipcp_driver): Change to static definition.
12290 Add dumping of the ifunctions.
12291 (constant_val_insert): Remove unused parameter. Support for SSA.
12292 (ipcp_propagate_const): Support for SSA.
12293 (ipcp_profile_bb_print): Print only analyzed nodes.
12294 (ipcp_replace_map_create): Remove support for Fortran constant
12296 * ipa-prop.c (ipa_method_modify_stmt,
12297 ipa_callsite_compute_param): Support for SSA.
12298 * ipa-prop.h (ipcp_driver): Remove declaration.
12299 (IS_VALID_TREE_MAP_INDEX): Add define.
12301 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12303 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12305 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12307 PR middle-end/30447
12308 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12309 constant argument to cabs and do it without checking for
12310 -funsafe-math-optimizations.
12312 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12314 * c-common.h (RID_FIRST_CXX0X): New.
12315 (RID_LAST_CXX0X): New.
12316 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12318 * c.opt (Wc++0x-compat): New.
12319 * doc/invoke.texi (-Wc++0x-compat): Document.
12321 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12323 * builtins.c (fold_builtin_carg): New.
12324 (fold_builtin_1): Use it.
12326 2007-01-24 Jan Hubicka <jh@suse.cz>
12328 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12330 * ipa-inline.c (initial_insns, max_insns): Delete.
12331 (compute_max_insns): New function.
12332 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12333 of insns as base for code growth.
12334 (cgraph_decide_inlining): Make initial_insns local; do not compute
12336 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12337 * doc/invoke.texi (inline-unit-growth): Update docs.
12339 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12341 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12342 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12343 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12344 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12345 for CPUs that have PTA_CX16 set.
12347 PR middle-end/27416
12348 * gimplify.c (omp_check_private): New function.
12349 (gimplify_scan_omp_clauses): Use it for
12350 firstprivate/lastprivate/reduction.
12352 PR middle-end/30494
12353 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12354 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12356 PR middle-end/30421
12357 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12358 If lower_lastprivate_clauses emits some statements, append them
12359 to dlist rather than body_p and to body_p append an initializer.
12360 (lower_omp_for): Adjust caller.
12362 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12364 * target.h (globalize_decl_name): New.
12365 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12366 * output.h (default_globalize_decl_name): New.
12367 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12369 (globalize_decl): Ditto.
12370 (default_globalize_decl_name): New.
12371 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12372 (ia64_handle_version_id_attribute): New.
12373 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12374 (ia64_asm_output_external): Use globalize_decl_name instead
12375 of globalize_label.
12376 * doc/extend.texi (version_id): New pragma.
12377 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12379 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12381 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12382 _uleb128_t and _Unwind_SWord with _sleb128_t.
12383 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12384 uw_frame_state_for, uw_update_context_1): Likewise.
12385 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12386 * unwind-pe.h (read_uleb128, read_sleb128,
12387 read_encoded_value_with_base): Likewise.
12388 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12390 2007-01-24 Richard Guenther <rguenther@suse.de>
12392 * builtins.c (expand_builtin_cexpi): Get the fndecl
12393 for cexp in the correct way.
12395 2007-01-24 Jan Hubicka <jh@suse.cz>
12397 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12399 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12401 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12402 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12403 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12404 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12405 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12406 __SIZEOF_PTRDIFF_T__.
12407 * doc/cpp.texi: Documentation for the new builtin macros added.
12409 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12411 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12412 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12413 instead of operands[2] to avoid access past the end of array.
12415 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12417 * reload1.c (emit_reload_insns): Pass the reload register
12418 for a non-spill output reload through forget_old_reloads_1.
12420 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12422 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12423 _SOFT_DOUBLE if doubles use software floating-point.
12424 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12425 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12426 * config/rs6000/darwin-ldouble.c: Also compile functions for
12427 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12428 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12429 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12430 commented-out long double override.
12431 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12432 * config/rs6000/eabispe.h: Likewise.
12433 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12434 long double for non-SPE.
12435 (rs6000_handle_option): Likewise.
12436 (invalid_e500_subreg): Disallow more subregs involding DImode,
12437 DFmode, TImode or TFmode.
12438 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12440 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12442 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12443 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12445 (rs6000_legitimate_address): Also check for TFmode for E500
12447 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12448 (spe_build_register_parallel): Handle TFmode and TCmode.
12449 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12451 (function_arg): Handle TFmode and TCmode for E500 double.
12452 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12454 (print_operand): Handle TFmode and TImode for %y.
12455 (rs6000_generate_compare): Handle TFmode comparisons for E500
12457 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12458 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12459 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12460 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12461 TFmode for E500 double.
12462 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12463 (floatsidf2): Enable for E500 double.
12464 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12465 (extenddftf2): Change to extenddftf2_fprs.
12466 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12467 depending on TARGET_E500_DOUBLE.
12468 (extendsftf2): Enable for E500 double.
12469 (trunctfdf2): Enable for E500 double.
12470 (trunctfsf2): Change to trunctfsf2_fprs.
12471 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12472 depending on TARGET_E500_DOUBLE.
12473 (floatsitf2): Enable for E500 double.
12474 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12475 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12476 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12477 (negtf2): Change to negtf2_internal.
12478 (negtf2): New expander.
12479 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12480 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12481 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12482 (movdi_internal32): Use rs6000_nonimmediate_operand.
12483 (unnamed splitter): Likewise.
12484 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12485 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12486 (SPE64TF, DITI): New mode macros.
12487 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12490 (frob_<mode>_di_2): New.
12491 (frob_tf_di_8_2): New.
12492 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12494 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12496 (frob_ti_<mode>_8_2): New.
12497 (frob_ti_tf_2): New.
12498 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12499 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12501 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12502 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12503 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12504 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12505 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12506 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12509 2007-01-23 Ian Lance Taylor <iant@google.com>
12511 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12513 (OBJS-archive): Reformat, alphabetize.
12514 (OBJS): Change out_object_file to OBJS-md.
12516 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12518 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12519 JUMP_P and CALL_P predicates where applicable.
12520 * config/i386/i386.c: Ditto.
12521 * config/i386/i386.md: Ditto.
12522 * config/i386/mmx.md: Ditto.
12523 * config/i386/predicates.md: Ditto.
12525 2007-01-22 Andreas Schwab <schwab@suse.de>
12527 * config/m68k/m68k.h: Fix comment.
12529 2007-01-22 Jan Hubicka <jh@suse.cz>
12531 * passes.c (init_optimization_passes): Do not rerun
12532 pass_early_warn_uninitialized.
12534 2007-01-22 Richard Guenther <rguenther@suse.de>
12536 PR tree-optimization/30038
12537 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12539 (execute_cse_sincos_1): Likewise.
12540 (execute_cse_sincos): Likewise.
12541 (gate_cse_sincos): Likewise.
12542 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12543 the cexpi() canonicalization of sincos().
12544 * tree-pass.h (pass_cse_sincos): Declare.
12545 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12547 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12549 PR rtl-optimization/29329
12550 * combine.c (replaced_rhs_insn): Rename to i2mod.
12551 (replaced_rhs_value): Rename to i2mod_new_rhs.
12552 (i2mod_old_rhs): New global variable.
12553 (combine_instructions): Adjust for above change. Save a copy of
12554 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12555 note are substituted in the second instruction.
12556 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12557 ditch the note if it pertains to the second eliminated register
12558 and this register is mentioned in i2mod_old_rhs.
12561 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12563 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12564 the insn to which the note was originally attached.
12566 2007-01-21 Jan Hubicka <jh@suse.cz>
12568 * ipa-inline.c (inlining_mode): Comment, move up.
12569 (cgraph_decide_inlining_incrementally): Do not perform inlining
12570 itself; fix handling of flattening of self recursive functions.
12571 (cgraph_find_cycles): Remove.
12572 (cgraph_flatten_node): Remove.
12573 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12574 (try_inline): New function.
12575 (cgraph_early_inlining): Update call of
12576 cgraph_decide_inlining_incrementally. Apply inlining here.
12577 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12579 2007-01-21 Dirk Mueller <dmueller@suse.de>
12582 * tree-vrp.c (check_array_bounds): do not warn
12583 about ADDR_EXPR's of ARRAY_REF's which are immediately
12584 used in binary expressions.
12586 2007-01-21 Ira Rosen <irar@il.ibm.com>
12588 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12589 read_write_dep and macros for its access.
12590 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12591 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12592 argument, call vect_check_interleaving for every independent pair of
12593 data-refs. Mark loads that access the same memory location as a store
12595 (vect_check_dependences): Remove.
12596 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12597 call, fix the call to vect_analyze_data_ref_dependence.
12598 (vect_analyze_data_ref_access): For statements that access the same
12599 data-ref, check that they are not stores; for loads, check that there
12600 is no store that access the same location.
12602 2007-01-20 Roger Sayle <roger@eyesopen.com>
12603 Joseph Myers <joseph@codesourcery.com>
12605 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12606 (-fdump-rtl-stack): Likewise.
12607 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12608 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12609 (-mpt-fixed): Use @minus{} for minus sign.
12610 (Using Precompiled Headers): Fix under/overfull hbox.
12612 2007-01-20 Jan Hubicka <jh@suse.cz>
12614 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12615 place within annotation.
12617 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12619 * pa.c (output_move_double): Change array size of xoperands to 4.
12621 2007-01-20 Jan Hubicka <jh@suse.cz>
12623 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12626 2007-01-19 Ian Lance Taylor <iant@google.com>
12628 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12629 constant to unsigned HOST_WIDE_INT before negating.
12631 2007-01-19 Ian Lance Taylor <iant@google.com>
12633 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12635 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12636 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12637 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12638 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12639 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12640 (realloc_vdef, realloc_vuse): Change second parameter to
12642 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12643 fields to unsigned.
12644 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12645 unsigned. Change x and lim locals to unsigned.
12646 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12648 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12649 (copy_virtual_operands): Change i and n locals to unsigned.
12651 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12653 PR middle-end/29335
12654 * builtins.c (fold_builtin_1): Handle builtin fdim.
12656 2007-01-20 Jan Hubicka <jh@suse.cz>
12658 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12659 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12660 init_alias_heapvars.
12661 (init_alias_heapvars): Initialize only when not already initialized.
12662 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12664 2007-01-19 Roger Sayle <roger@eyesopen.com>
12666 * common.opt (fsigned-zeros): New command line option.
12667 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12668 of flag_unsafe_math_optimizations.
12669 * opts.c (set_fast_math_flags): The -ffast-math command line option
12670 implies -fno-signed-zeros.
12671 (fast_math_flags_set_p): Likewise.
12673 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12674 the documentation of -ffast-math appropriately. Wrap long lines.
12676 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12678 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12679 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12681 2007-01-19 Tomas Bily <tbily@suse.cz>
12683 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12685 (tree_init_ic_make_global_vars): New function
12686 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12687 (tree_gen_ic_profiler): New function
12688 (tree_gen_ic_func_profiler): New function
12689 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12690 (tree_profile_hooks): Added hook for indirec/virtual calls
12691 * value-prof.c (tree_find_values_to_profile): New case for
12693 (tree_values_to_profile): Call for determining indirect/virtual
12695 (tree_indirect_call_to_profile): New function
12696 (tree_ic_transform): New function
12697 (tree_ic): New function
12698 (find_func_by_pid): New function
12699 (init_pid_map): New function
12700 (tree_value_profile_transformations): Added check for
12701 indirect/virtual call transformation
12702 * value-prof.h (enum hist_type): New counter type for
12703 indirect/virtual calls
12704 (profile_hooks): Added new hook for profiling indirect/virtual
12706 * profile.c (instrument_values): New case for indirect/virtual
12708 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12709 (GCOV_COUNTER_V_INDIR): New counter type
12710 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12711 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12713 * cgraph.c: Definition of cgraph_max_pid
12714 (cgraph_create_node): Default init of pid attribute
12715 * cgraph.h: Declaration of cgraph_max_pid
12716 (struct cgraph_node): Added pid attribute
12717 * libgcov.c (__gcov_indirect_call_profiler): New function
12718 (__gcov_one_value_profiler_body): New function
12719 (__gcov_one_value_profiler): Body was moved to
12720 __gcov_one_value_profiler_body and calls it
12722 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12724 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12725 * gengtype.c (write_types_data, write_func_for_structure,
12726 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12727 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12728 (walk_type, write_func_for_structure): Generate the mark_hook if
12731 2007-01-19 Jan Hubicka <jh@suse.cz>
12733 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12734 'early' argument take inlining mode argument specifying whether to
12735 inline for size/speeed or all functions; add support for flattening;
12737 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12739 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12742 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12743 the name of the declared identifier.
12745 2007-01-19 Dirk Mueller <dmueller@suse.de>
12747 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12748 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12749 duplicate evaluation.
12751 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12753 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12754 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12755 to XFMode, use acosxf2 and truncate result to requested mode.
12756 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12757 (asin<mode>2): Similarly, with asin expanders.
12758 (*fscalexf4_i387): Rename from *fscalexf4.
12759 (expNcorexf3): New expander.
12760 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12761 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12762 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12763 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12764 patterns for SSE math.
12765 (exp10<mode>2): Similarly, with exp10 expanders.
12766 (exp2<mode>2): Similarly, with exp2 expanders.
12767 (expm1<mode>2): Similarly, with expm1 expanders.
12768 (ldexp<mode>3): Similarly, with ldexp expanders.
12769 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12770 Use gen_truncxf<mode>2_i387_noop to truncate result.
12772 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12774 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12775 for ColdFire targets.
12777 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12778 Richard Sandiford <richard@codesourcery.com>
12780 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12781 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12782 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12783 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12784 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12785 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12787 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12789 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12790 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12791 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12792 (*adddi_dilshr32_cf): New pattern.
12793 (adddi3, subdi3): Remove first alternatives.
12795 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12797 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12798 implemented using move.l, do not use its cc result for floating-point
12801 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12803 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12804 from accepting 's' constraints if flag_pic.
12806 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12808 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12809 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12810 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12811 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12813 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12815 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12816 ColdFire alternatives.
12817 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12818 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12819 architectures that support ff1 instruction.
12821 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12822 Julian Brown <julian@codesourcery.com>
12824 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12825 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12826 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12829 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12831 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12833 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12834 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12835 HOST_WIDE_INT instead of an rtx.
12836 (m68k_rtx_costs): Update call accordingly.
12837 (output_move_const_into_data_reg): Likewise. Fix formatting.
12838 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12840 (output_move_simode_const): Update calls after above changes.
12841 Rework to use automatic variables and predicates like MEM_P.
12842 * config/m68k/m68k.md (pushexthisi_const): Update call to
12845 2007-01-19 Dirk Mueller <dmueller@suse.de>
12847 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12848 in dump_flags test.
12850 2007-01-19 Richard Guenther <rguenther@suse.de>
12852 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12853 via cexp in case sincos is not available.
12855 2007-01-19 Richard Guenther <rguenther@suse.de>
12857 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12858 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12859 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12860 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12861 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12862 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12863 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12864 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12866 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12868 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12870 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12871 (atan2xf3): Directly generate RTL pattern.
12872 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12873 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12874 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12875 disable patterns for SSE math.
12876 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12877 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12878 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12879 disable patterns for SSE math.
12881 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12883 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12885 2007-01-18 Roger Sayle <roger@eyesopen.com>
12887 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12888 VIEW_CONVERT_EXPR to the same type as it's operand.
12890 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12892 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12893 configured for long double 128.
12895 2007-01-18 Mike Stump <mrs@apple.com>
12897 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12900 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12902 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12905 2007-01-18 Jan Hubicka <jh@suse.cz>
12907 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12908 greater than NUM_VOP_FREE_BUCKETS.
12910 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12912 * tree-ssa-structalias.c: Update comments.
12913 (ptabitmap_obstack): Removed.
12914 (pta_obstack): New.
12915 (oldpta_obstack): Ditto.
12916 (stats): Add a few members.
12917 (struct variable_info): Remove node, complex, address_taken, and
12918 indirect_target members. Add oldsolution member.
12919 (new_var_info): Do not initialize removed members.
12920 (constraint_expr_type): Remove INCLUDES.
12921 (constraint_graph): Add size, implicit_preds, rep,
12922 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12923 (FIRST_REF_NODE): New macro.
12924 (LAST_REF_NODE): Ditto.
12925 (FIRST_ADDR_NODE): Ditto.
12926 (find): New function.
12928 (dump_constraint): Do not handle INCLUDES.
12929 (insert_into_complex): Do not insert duplicate constraints.
12930 (condense_varmap_nodes): Renamed and rewritten into ...
12931 (merge_node_constraints): This. Also fix bug in handling of
12932 offseted copy constraints.
12933 (clear_edges_for_node): No longer need to deal with preds at all,
12934 or removing associated preds/succs.
12935 (merge_graph_nodes): Deal with indirect_cycles.
12936 Don't deal with predecessors.
12937 (add_implicit_graph_edge): New function.
12938 (add_pred_graph_edge): Ditto.
12939 (add_graph_edge): Don't deal with predecessors.
12940 (build_constraint_graph): Removed.
12941 (build_pred_graph): New function.
12942 (build_succ_graph): Ditto.
12943 (struct scc_info): Removed in_component. Added roots, dfs, and
12944 node_mapping. Remove visited_index, unification_queue.
12945 (scc_visit): Deal with union-find we do now.
12946 Deal with cycles with REF nodes.
12947 (collapse_nodes): Renamed and rewritten to ...
12948 (unify_nodes): This.
12949 (process_unification_queue): Removed.
12950 (topo_visit): Cleanup
12951 (do_da_constraint): Use find.
12952 (do_sd_constraint): Ditto.
12953 (do_ds_constraint): Ditto.
12954 (do_complex_constraint): Ditto.
12955 (init_scc_info): Update for removed and added members.
12956 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12957 (find_indirect_cycles): This.
12958 (equivalence_class): New variable.
12959 (label_visit): New function.
12960 (perform_variable_substitution): Rewritten.
12961 (free_var_substitution_info): New function.
12962 (find_equivalent_node): Ditto.
12963 (move_complex_constraints): Ditto.
12964 (eliminate_indirect_cycles): Ditto.
12965 (solve_graph): Only propagate changed bits.
12966 Use indirect cycle elimination.
12968 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12969 (tree_id_eq): Renamed to ...
12970 (tree_vi_eq): This. Update for member change
12971 (insert_id_for_tree): Renamed and rewritten to ...
12972 (insert_vi_for_tree): This.
12973 (lookup_id_for_tree): Renamed and rewritten to ...
12974 (lookup_vi_for_tree): This.
12975 (get_id_for_tree): Renamed and rewritten to ...
12976 (get_vi_for_tree): Ditto.
12977 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12978 (process_constraint): Don't handle INCLUDES.
12979 Remove special ADDRESSOF case.
12980 (find_func_aliases): Rewrite to use vi functions instead of id
12982 (create_function_info_for): Ditto.
12983 (create_variable_info_for): Ditto.
12984 (intra_create_variable_infos): Ditto.
12985 (merge_smts_into): Ditto.
12986 (find_what_p_points_to): Ditto.
12987 (init_base_vars): Ditto.
12988 (init_alias_vars): Ditto.
12989 (remove_preds_and_fake_succs): New function.
12990 (dump_sa_points_to_info): Dump new stats.
12991 (dump_solution_for_var): Use find.
12992 (set_used_smts): Fix formatting.
12993 (compute_points_to_sets): Updated for new functions.
12994 (ipa_pta_execute): Ditto.
12996 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12997 Richard Sandiford <richard@codesourcery.com>
12999 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13001 * calls.c (expand_call): If the return value is a PARALLEL,
13002 extract its first member.
13003 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13004 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13005 use FUNCTION_EXTRA_EPILOGUE.
13006 (m68k_function_value): Return a PARALLEL if the return value
13007 is of a pointer type.
13008 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13009 (FUNCTION_EXTRA_EPILOGUE): Remove.
13010 * config/m68k/m68k.md (D0_REG): New constant.
13012 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13014 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13015 output a NOP for empty epilogues.
13017 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13019 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13020 before function. Extend register save check to include all
13021 registers, not just integer ones.
13023 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13025 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13026 (m68k_use_return_insn): ...this.
13027 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13028 * config/m68k/m68k.c (use_return_insn): Rename to...
13029 (m68k_use_return_insn): ...this.
13030 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13031 of USE_RETURN_INSN.
13033 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13035 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13036 nearest even, fix denormal rounding overflow.
13038 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13040 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13041 f%$smove and f%$move.
13042 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13043 (extendsfdf2_cf): Use fdmove instead of f%&move.
13044 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13045 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13049 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13052 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13054 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13055 (coldfire_single_format): Declare.
13056 (coldfire_double_format): Likewise.
13057 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13058 of qnan_msb_set to determine the lower bits of a canonical
13060 (encode_ieee_double): Likewise.
13061 (encode_ieee_quad): Likewise.
13062 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13063 (mips_single_format): Likewise.
13064 (ieee_double_format): Likewise.
13065 (mips_double_format): Likewise.
13066 (ieee_extended_motorola_format): Likewise.
13067 (ieee_extended_intel_96_format): Likewise.
13068 (ieee_extended_intel_128_format): Likewise.
13069 (ieee_extended_intel_96_round_53_format): Likewise.
13070 (ibm_extended_format): Likewise.
13071 (mips_extended_format): Likewise.
13072 (ieee_quad_format): Likewise.
13073 (mips_quad_format): Likewise.
13074 (vax_f_format): Likewise.
13075 (vax_d_format): Likewise.
13076 (vax_g_format): Likewise.
13077 (i370_single_format): Likewise.
13078 (i370_double_format): Likewise.
13079 (decimal_single_format): Likewise.
13080 (decimal_double_format): Likewise.
13081 (decimal_quad_format): Likewise.
13082 (c4x_single_format): Likewise.
13083 (c4x_extended_format): Likewise.
13084 (real_internal_format): Likewise.
13085 (coldfire_single_format): New real_format.
13086 (coldfire_double_format): Likewise.
13087 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13088 canonical_nan_lsbs_set.
13089 (pdp11_d_format): Likewise.
13090 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13091 if TARGET_COLDFIRE_CPU.
13093 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13095 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13096 (output_call, m68k_legitimize_call_address): Declare.
13097 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13098 parenthesees. Add support for a 'W' constraint.
13099 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13100 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13101 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13102 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13104 (override_options): Initialize them. Do not set flag_no_function_cse
13105 for TARGET_ID_SHARED_LIBRARY.
13106 (m68k_output_pic_call): Delete.
13107 (m68k_legitimize_call_address): New function.
13108 (print_operand): Remove the %o prefix. Handle the %p prefix.
13109 (output_call): New function.
13110 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13111 target address from the GOT if symbolic jumps are not allowed.
13112 * config/m68k/m68k.md (call, general_operand): Do not set
13113 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13114 Merge separate flag_pic and !flag_pic define_insns into...
13115 (*call, *call_value): ...these new patterns. Match the address
13116 rather than the containing MEM and require it to be a call_operand.
13117 Use output_call to generate the asm template.
13118 * config/m68k/predicates.md (const_call_operand): New predicate.
13119 (call_operand): Likewise.
13121 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13123 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13124 (STACK_GROWS_DOWNWARD): Define to 1.
13125 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13126 comments, emphasizing that these values are only defaults.
13127 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13128 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13130 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13132 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13134 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13135 Richard Sandiford <richard@codesourcery.com>
13137 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13138 (FP_REGNO_P): New macros.
13139 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13140 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13141 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13142 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13144 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13146 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13147 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13149 * config/m68k/t-floatlib: New file, extracting common code from...
13150 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13151 * config/m68k/t-uclinux: Here.
13152 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13153 routines on ColdFire targets.
13155 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13157 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13158 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13159 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13160 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13161 explicitly set MOTOROLA to 1.
13162 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13164 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13165 Nathan Sidwell <nathan@codesourcery.com>
13167 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13168 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13169 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13170 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13171 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13172 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13173 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13174 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13175 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13176 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13177 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13178 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13179 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13180 (DBX_REGISTER_NUMBER): Delete.
13181 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13182 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13183 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13185 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13187 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13188 * config/flat.h: New file.
13189 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13190 OBJECT_FORMAT_FLAT.
13191 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13192 indirect references for -msep-data or -mid-shared-library.
13193 Do not use PC-relative code addresses either.
13194 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13196 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13197 for shared libraries and crt1.o for executables. Use crti.o and
13199 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13200 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13201 Do not add -elf2flt or -shared-lib-id options here.
13202 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13203 Pass -shared-lib-id if -mid-shared-library, taking the library
13204 identifier from -mshared-library-id if given, otherwise
13206 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13207 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13208 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13209 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13210 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13211 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13213 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13214 jump sequence for ISA A and ISA A+.
13215 (PICJUMP): Likewise.
13217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13219 * config.gcc (m68k-*-uclinux*): Base the port on the common
13220 and m68k GNU/Linux files rather than on the generic ELF ones.
13221 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13222 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13224 2007-01-18 Julian Brown <julian@codesourcery.com>
13225 Richard Sandiford <richard@codesourcery.com>
13227 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13228 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13229 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13231 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13232 80 unconditionally.
13233 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13235 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13237 * doc/install.texi: Document m68k-uclinuxoldabi.
13238 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13239 * config/m68k/uclinux-oldabi.h: New file, copied from
13240 config/m68k/uclinux.h.
13242 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13244 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13245 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13246 (m32r_compute_frame_size): Use unsigned for regno.
13247 (m32r_reload_lr): Use gen_frame_mem.
13249 (m32r_output_function_epilogue): Don't output the function epilogue
13251 (m32r_expand_epilogue): New.
13252 (direct_return): Return false if the function has the interrupt
13254 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13255 * config/m32r/m32r.md (epilogue): New expander.
13256 (return_lr, return_rte): New insns.
13257 (return): Make it expander.
13258 (return_normal): New expander.
13260 2007-01-18 Josh Conner <jconner@apple.com>
13263 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13264 support for UNLE, UNLT, UNGE, and UNGT.
13266 2007-01-18 Jan Hubicka <jh@suse.cz>
13268 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13269 * tree-tailcall (add_virtual_phis): Likewise.
13270 (optimize_tail_call): Return TODOs.
13271 (execute_tail_calls): Return TODOs.
13272 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13273 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13275 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13276 Cleanup cfg using TODO.
13277 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13278 * passes.c (execute_function_todo): When cleanup did something, remove
13280 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13281 (make_edges): Don't cleanup_cfg.
13283 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13285 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13286 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13287 operate on the top of stack.
13288 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13289 register handling of instructions that output to the second
13291 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13292 (move_for_stack_reg): Special-case check for dead destination
13293 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13295 * config/i386/i386.md (UNSPEC_TAN): New constant.
13296 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13297 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13298 to correctly model move of constant 1.0 to top stack slot.
13299 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13300 (unnamed peephole2 pattern): Remove corresponding peephole2
13301 pattern that optimizes tan insn and loading of constant 1.0.
13302 (tanxf2): Use fptanxf4_i387.
13303 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13304 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13305 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13306 disable patterns for SSE math.
13307 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13308 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13310 2007-01-18 Dirk Mueller <dmueller@suse.de>
13311 Richard Guenther <rguenther@suse.de>
13314 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13315 * common.opt (Warray-bounds): Add new warning option.
13316 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13318 * Makefile.in: make tree-vrp.o depend on toplev.h
13319 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13321 (check_array_refs, check_array_bounds, check_array_ref): New.
13323 2007-01-18 Jan Hubicka <jh@suse.cz>
13325 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13326 (execute_ssa_ccp): Return flags conditionally.
13327 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13329 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13331 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13333 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13334 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13336 * Makefile.c (GTFILES): Add cfglayout.h.
13337 * gengtype.c (open_base_files): Likewise.
13338 * cfglayout.c (cfg_layout_function_footer,
13339 cfg_layout_function_header) Reindent to make gengtype happy.
13340 * cfglayout.h (cfg_layout_function_footer,
13341 cfg_layout_function_header): Add GTY(()) marker.
13343 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13345 2007-01-18 Ben Elliston <bje@au.ibm.com>
13347 * genautomata.c (write_automata): Include xstrerror output in the
13348 error message if writing the DFA description file fails.
13350 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13352 * config/mips/mips-protos.h (mips_output_external): Make it
13354 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13355 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13356 (extern_list): Likewise.
13357 (extern_head): Likewise.
13358 (TARGET_ASM_FILE_END): Likewise.
13359 (mips_file_end): Likewise.
13360 (mips_output_external): Rewritten.
13362 2007-01-18 Ben Elliston <bje@au.ibm.com>
13364 * genpreds.c (write_insn_preds_c): Only write out the function
13365 body for regclass_for_constraint if we have register constraints.
13367 2007-01-17 Tom Tromey <tromey@redhat.com>
13369 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13370 * doc/install.texi (Testing): Use sourceware.org.
13371 (Binaries): Likewise.
13372 (Specific): Likewise.
13373 * doc/contrib.texi (Contributors): Use sourceware.org.
13375 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13377 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13378 (AVR_ENHANCED): Rename to ...
13379 (AVR_HAVE_MUL): ... new.
13380 (avr_enhanced_p): Rename to ...
13381 (avr_have_mul_p): ... new.
13382 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13383 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13384 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13385 (avr_have_mul_p): ... new.
13386 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13387 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13388 'avr_enhanced_p' and 'enhanced'.
13389 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13390 AVR_HAVE_MUL instead of AVR_ENHANCED.
13391 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13392 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13393 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13394 instead of AVR_ENHANCED.
13395 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13396 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13397 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13399 2007-01-17 Ian Lance Taylor <iant@google.com>
13401 * vec.h (VEC_reserve_exact): Define.
13402 (vec_gc_p_reserve_exact): Declare.
13403 (vec_gc_o_reserve_exact): Declare.
13404 (vec_heap_p_reserve_exact): Declare.
13405 (vec_heap_o_reserve_exact): Declare.
13406 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13408 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13409 negative parameter.
13410 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13411 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13412 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13413 * vec.c (calculate_allocation): Add exact parameter. Change all
13415 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13416 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13417 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13418 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13419 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13420 (vec_heap_p_reserve_exact): New function.
13421 (vec_heap_o_reserve_exact): New function.
13423 2007-01-17 Jan Hubicka <jh@suse.cz>
13425 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13427 2007-01-17 Eric Christopher <echristo@apple.com>
13429 * config.gcc: Support core2 processor.
13431 2007-01-16 Jan Hubicka <jh@suse.cz>
13433 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13434 the names, just unlink the chain so we don't crash on dangling pointers
13437 2007-01-16 Jan Hubicka <jh@suse.cz>
13439 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13440 * tree-pass.h: Reorder to make IPA passes appear toegher.
13441 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13442 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13443 parameters, do not call early inliner.
13444 * ipa-inline.c: Update comments. Include tree-flow.h
13445 (cgraph_decide_inlining): Do not compute inlining parameters.
13446 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13447 be called with function context set up.
13448 (pass_ipa_inline): Remove unreachable functions before pass.
13449 (cgraph_early_inlining): Simplify assuming to be called from the
13451 (pass_early_inline): New pass.
13452 (cgraph_gate_ipa_early_inlining): New gate.
13453 (pass_ipa_early_inline): Turn into simple wrapper.
13454 (compute_inline_parameters): New function.
13455 (gate_inline_passes): New gate.
13456 (pass_inline_parameters): New pass.
13457 (apply_inline): Move here from tree-optimize.c
13458 (pass_apply_inline): New pass.
13459 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13461 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13462 doing them by hand.
13463 (tree_function_versioning): Do not allocate dummy struct function.
13464 * tree-inline.h (optimize_inline_calls): Update prototype.
13465 * tree-optimize.c (execute_fixup_cfg): Export.
13466 (pass_fixup_cfg): Remove
13467 (tree_rest_of_compilation): Do not apply inlines.
13468 * tree-flow.h (execute_fixup_cfg): Declare.
13469 * Makefile.in (gt-passes.c): New.
13470 * passes.c: Include gt-passes.h
13471 (init_optimization_passes): New passes.
13472 (nnodes, order): New static vars.
13473 (do_per_function_toporder): New function.
13474 (execute_one_pass): Dump current pass here.
13475 (execute_ipa_pass_list): Don't dump current pass here.
13477 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13479 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13480 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13482 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13484 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13485 (strong_alias): Define.
13486 (__gcc_qmul): Provide non-FMA for soft-float.
13487 (__gcc_qdiv): Same.
13492 (__gcc_qunord): New.
13502 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13503 soft-float functions.
13504 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13505 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13506 about long double soft float.
13508 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13509 Tehila Meyzels <tehila@il.ibm.com>
13511 * tree-vectorizer.h (is_pattern_stmt_p): New.
13512 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13513 formatting (tabs instead of spaces). Cleanup and clarify setting
13514 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13515 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13516 (vectorizable_type_demotion): Check that types are integral.
13517 (vectorizable_type_promotion): Likewise.
13518 (vectorizable_store): Fix typo. Eliminate new-line at end of
13521 2007-01-16 Jan Hubicka <jh@suse.cz>
13523 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13526 2007-01-15 Eric Christopher <echristo@apple.com>
13528 * ifcvt.c: Include vec.h, vecprim.h.
13529 (check_cond_move_block): New argument regs.
13530 Reorganize. Add registers used to regs.
13531 (cond_move_process_if_block): Use regs set above as
13534 2007-01-15 Eric Christopher <echristo@apple.com>
13536 * config/darwin.h: Update copyright.
13537 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13538 (LINK_COMMAND_SPEC): Add -u.
13539 (LINK_SPEC): Fix umbrella for above.
13541 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13543 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13546 2007-01-15 Tom Tromey <tromey@redhat.com>
13548 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13549 * doc/install.texi (Testing): Don't mention jacks.
13550 (Configuration): Document --enable-java-maintainer-mode. Move
13551 --with-java-home to libgcj-specific section. Document
13553 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13555 2007-01-15 Jan Hubicka <jh@suse.cz>
13557 * tree-ssa-dce.c (DCE_TODOs): New.
13558 (propagate_necessity): Return if something changed.
13559 (eliminate_unnecessary_stmts): Likewise.
13560 (perform_tree_ssa_dce): Return TODO flags when needed.
13561 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13563 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13566 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13567 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13568 patterns using X87MODEF12 mode macro. Extend operand 1
13569 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13570 (log10<mode>2): Ditto.
13571 (log2<mode>2): Ditto.
13572 (log1p<mode>2): Ditto.
13573 (logb<mode>2): Ditto.
13574 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13575 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13576 (*fxtractxf3_i387): Rename from *fxtractxf3.
13577 (fxtract_extend<mode>xf3_i387): New insn pattern.
13578 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13579 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13580 and gen_fyl2xxf3_i387().
13582 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13584 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13585 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13586 get_loop_exit_edges. Changed return type to bool.
13587 * cfgloop.h (fix_loop_placement): Declaration removed.
13589 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13591 * param.h (MIN_VECT_LOOP_BOUND): New.
13592 * params.def (MIN_VECT_LOOP_BOUND): New.
13593 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13594 argument - minimum threshold for number of iterations.
13595 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13596 argument to declaration.
13597 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13598 MIN_VECT_LOOP_BOUND.
13599 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13600 slpeel_tree_peel_loop_to_edge with additional argument.
13601 (vect_do_peeling_for_alignment): Likewise.
13602 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13604 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13607 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13608 operands of size 1.
13610 2007-01-14 Jan Hubicka <jh@suse.cz>
13612 * tree-dfa.c (remove_referenced_var): New function.
13613 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13614 prune referenced vars list too.
13615 * tree-flow.h (remove_referenced_var): Declare.
13617 2007-01-14 Jan Hubicka <jh@suse.cz>
13619 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13621 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13622 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13623 * except.h (verify_eh_throw_table_statements): Kill prototype.
13624 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13625 into call exrepssions.
13626 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13628 * tree-cfg.c: Include pointer-set.h.
13629 (verify_node_sharing): Work on pointer set.
13630 (verify_eh_throw_stmt_node): New.
13631 (verify_stmts): Use pointers sets, verify throw_stmt.
13633 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13635 * ipa-reference.c (analyze_function): Consider also addresses taken
13638 2007-01-12 Roger Sayle <roger@eyesopen.com>
13640 * c-typeck.c (null_pointer_constant_p): Replace use of
13641 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13642 (build_c_cast): Likewise.
13644 2007-01-12 Roger Sayle <roger@eyesopen.com>
13646 * tree.h (force_fit_type_double): Remove unused final argument.
13647 * c-common.c (constant_expression_warning): Replace use of
13648 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13649 (convert_and_check): Likewise.
13650 (shorten_compare): Update call to force_fit_type_double.
13651 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13652 * convert.c (convert_to_pointer): Update call to
13653 force_fit_type_double.
13654 * fold-const.c (force_fit_type_double): Remove overflowed_const
13656 (int_const_binop, fold_convert_const_int_from_int,
13657 fold_convert_const_int_from_real, fold_div_compare,
13658 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13659 fold_abs_const, fold_not_const): Remove the final argument from
13660 calls to force_fit_type_double.
13662 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13664 * configure.ac: Set insn to "nop" for spu-*-* also.
13665 * configure: Regenerate.
13667 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13669 * builtins.def : Add BUILT_IN_FREE.
13671 2007-01-12 Jan Hubicka <jh@suse.cz>
13673 PR tree-optimization/30443
13674 * tree-inline.c (tree_function_versioning): Do not optimize when
13675 cloning for inlining.
13677 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13679 * doc/loop.texi: Document recording of loop exits.
13680 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13681 (update_single_exits_after_duplication,
13682 update_single_exit_for_duplicated_loop,
13683 update_single_exit_for_duplicated_loops): Removed.
13684 (duplicate_loop_to_header_edge): Do not call
13685 update_single_exits_after_duplication and
13686 update_single_exit_for_duplicated_loops.
13687 (loop_version): Do not update single_exit information.
13688 (fix_loop_structure): Use record_loop_exits instead of
13689 mark_single_exit_loops.
13690 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13691 the lists of loop exits.
13692 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13693 split_edge, merge_blocks): Update the lists of loop exits.
13694 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13695 loop_optimizer_init.
13696 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13697 of mark_single_exit_loops.
13698 (loop_optimizer_finalize): Call release_recorded_exits.
13699 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13700 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13701 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13702 update single exit information.
13703 * lambda-code.c (perfect_nestify): Ditto.
13704 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13705 (mark_single_exit_loops): Removed.
13706 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13707 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13708 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13710 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13711 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13712 (verify_loop_structure): Verify consistency of the exit lists.
13713 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13714 (set_single_exit): Removed.
13715 * cfgloop.h (struct loop_exit): New function.
13716 (struct loop): single_exit_ field replaced by exits field.
13717 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13718 (struct loops): Added exits hash.
13719 (mark_single_exit_loops, set_single_exit): Declaration removed.
13720 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13722 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13724 * doc/invoke.texi: Avoid use of @headitem.
13726 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13728 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13730 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13732 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13735 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13736 Richard Sandiford <richard@codesourcery.com>
13738 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13739 * config/m68k/m68k.opt: Resort options.
13740 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13742 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13743 Richard Sandiford <richard@codesourcery.com>
13745 * doc/invoke.texi: Document the macros that are defined by
13746 m68k's -mtune and -mhard-float options.
13747 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13748 (m68k_cpp_cpu_family): Likewise.
13749 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13750 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13751 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13752 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13753 (m68k_cpp_cpu_family): Likewise.
13755 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13757 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13758 macros besides mc68000 as tuning macros. Use a switch statement
13759 to set them and mcpu32.
13761 2007-01-12 Julian Brown <julian@codesourcery.com>
13763 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13764 (TARGET_68040_ONLY): Rename to...
13765 (TARGET_68040): ...this.
13766 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13767 * config/m68k/m68k.md: Likewise.
13769 2007-01-12 Julian Brown <julian@codesourcery.com>
13770 Nathan Sidwell <nathan@codesourcery.com>
13771 Richard Sandiford <richard@codesourcery.com>
13773 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13774 the -mcpu= argument associated with the --with-cpu setting.
13775 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13776 if different from the one implied by the -mcpu setting.
13777 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13778 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13779 * doc/invoke.texi: Mention ColdFire in the introduction to the
13780 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13781 -mno-div and -mhard-float options. Make -m68881 a synonym for
13782 -mhard-float. Document the previously-undocumented -m5206e,
13783 -m528x, -m5307 and -m5407 options. Tweak the existing option
13784 documentation for consistency.
13785 * doc/install.texi: Mention new --with-cpu arguments.
13786 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13787 default CPU if neither -mcpu nor -march are specified.
13788 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13789 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13790 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13791 using m68k_tune to decide between families that implement the
13792 same ISA. Use m68k_tune to set __mcfv4e__.
13793 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13794 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13795 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13796 (FL_ISA_C, FL_ISA_MMU): New macros.
13797 (MASK_COLDFIRE): Delete.
13798 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13799 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13800 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13801 (TARGET_HARD_FLOAT): Do not define here.
13802 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13803 (TUNE_68000): New macro.
13804 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13805 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13806 (TUNE_CFV2): Redefine in terms of m68k_tune.
13807 (uarch_type, target_device, fpu_type): New enums.
13808 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13809 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13810 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13811 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13812 (FL_FOR_isa_c): New macros.
13813 (m68k_isa): New enum.
13814 (m68k_target_selection): New structure.
13815 (all_devices, all_isas, all_microarchs): New tables.
13816 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13817 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13818 (MASK_ALL_CPU_BITS): Delete.
13819 (m68k_find_selection): New function.
13820 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13821 Map the legacy target options to a combination of the new ones.
13822 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13823 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13824 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13826 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13827 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13829 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13830 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13831 * config/m68k/m68k-devices.def: New file.
13833 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13834 Nathan Sidwell <nathan@codesourcery.com>
13836 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13837 (SUBTARGET_EXTRA_SPECS): New macros.
13838 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13839 use %(asm_cpu_spec) instead.
13840 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13841 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13842 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13843 (EXTRA_SPECS): Rename to...
13844 (SUBTARGET_EXTRA_SPECS): ...this.
13846 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13847 Richard Sandiford <richard@codesourcery.com>
13848 Julian Brown <julian@codesourcery.com>
13850 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13851 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13852 to the configuration's default CPU.
13853 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13854 Remove default masks.
13855 (m680[012]0-*-*): Set the default with_cpu to the first part of
13857 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13858 (m68k*-*-linux): Extend the --with-cpu handling to...
13859 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13860 and m68010. Don't set target_cpu_default2.
13861 * doc/install.texi: Document --with-cpu for m68k.
13862 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13863 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13864 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13865 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13866 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13867 (ASM_SPEC): Remove use of %(asm_cpu_default).
13868 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13869 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13870 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13871 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13872 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13873 (TARGET_DEFAULT): Delete.
13874 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13875 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13876 (CPP_CPU_SPEC): Delete.
13877 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13878 the appropriate string.
13879 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13880 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13881 (ASM_SPEC): Don't use %(asm_default_spec).
13882 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13883 TARGET_DEFAULT and add MASK_68881.
13884 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13886 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13888 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13889 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13890 MASK_68010 alongside MASK_68020.
13891 * doc/invoke.texi: Document -m68010.
13892 * config/m68k/m68k.opt (m68010): New.
13893 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13895 (TUNE_68010): New macro.
13896 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13897 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13898 (M68K_CPU_m68332): Add MASK_68010.
13899 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13900 fallback definition.
13901 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13903 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13904 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13905 to all entries that use MASK_68020.
13906 (output_move_simode_const, output_move_himode, output_move_qimode)
13907 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13908 instead of TARGET_68020 to select clr behavior. Remove comment
13909 about there being no TARGET_68010.
13910 * config/m68k/m68k.md: Likewise throughout.
13912 2007-01-12 Julian Brown <julian@codesourcery.com>
13914 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13915 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13916 * config/m68k/m68k.md: Likewise.
13918 2007-01-12 Julian Brown <julian@codesourcery.com>
13920 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13921 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13923 2007-01-12 Julian Brown <julian@codesourcery.com>
13925 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13926 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13927 * config/m68k/m68k.md: Likewise.
13929 2007-01-12 Julian Brown <julian@codesourcery.com>
13930 Richard Sandiford <richard@codesourcery.com>
13932 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13933 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13934 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13936 (TARGET_CPU32): Rename to...
13937 (TUNE_CPU32): ...this.
13938 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13939 (TUNE_CFV2): New macros.
13940 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13941 remove conditions that are implied by TARGET_68020.
13942 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13943 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13944 (m68k_output_function_epilogue): Likewise.
13945 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13946 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13947 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13948 non-68000 timings. Refactor multiplication and division costs.
13949 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13950 TUNE_CPU32 instead of TARGET_CPU32.
13951 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13952 and TUNE_68060 instead of TARGET_68060.
13953 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13954 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13956 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13957 && !TARGET_COLDFIRE" to choose between moveq and clr.
13958 Likewise in the unnamed movsf pattern.
13959 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13960 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13963 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13965 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13966 of tabbing before backslashes.
13968 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13970 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13971 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13972 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13974 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13976 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13977 find_interesting_uses_cond.
13978 (find_interesting_uses_cond): Use extract_cond_operands.
13979 (rewrite_use_compare): Use extract_cond_operands and
13980 force_gimple_operand_bsi. Do not call update_stmt.
13981 (determine_use_iv_cost_condition): Use extract_cond_operands.
13982 Return cheaper of using original bound and changing the exit bound.
13984 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13986 PR tree-optimization/29516
13987 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13988 most_expensive_mult_to_index, addr_to_parts,
13989 create_mem_ref, maybe_fold_tmr): Make the type of
13990 fields of TARGET_MEM_REF sizetype.
13991 (move_fixed_address_to_symbol, move_pointer_to_base):
13993 * tree.def (TARGET_MEM_REF): Add comment on types of
13996 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13998 * c-common.c (vector_types_convertible_p): Treat opaque types as
13999 always convertible if they have the same size, but not otherwise.
14001 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14003 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14004 Remove the b_unconditional field.
14005 (noce_try_sign_mask): Do not look at b_unconditional.
14006 (noce_process_if_block): Do not use merge_if_blocks. Update
14007 the CFG here. Do not set b_unconditional.
14008 (cond_move_process_if_block): Likewise.
14009 (find_cond_trap): Likewise.
14010 (check_cond_move_block): Require simple jump insns at the end
14011 of the basic block.
14013 2007-01-11 Jan Hubicka <jh@suse.cz>
14015 PR tree-optimization/1046
14016 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14017 when alias info is not ready.
14018 (pass_tail_recursion): Do not require aliasing.
14019 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14020 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14021 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14022 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14023 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14024 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14025 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14027 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14028 When aliasing is not build, mark statement as volatile.
14030 2007-01-11 Tom Tromey <tromey@redhat.com>
14032 PR preprocessor/15185, PR preprocessor/20989:
14033 * doc/cppopts.texi <-MT>: Update description of algorithm for
14034 computing default target.
14035 <-M, -MD>: Reword "basename" text.
14037 2007-01-11 Roger Sayle <roger@eyesopen.com>
14039 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14040 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14041 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14042 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14043 fold_builtin_bswap, real_constp, fold_builtin_pow,
14044 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14045 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14046 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14047 * convert.c (convert_to_pointer): Likewise.
14048 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14049 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14050 const_binop, fold_convert_const_int_from_int,
14051 fold_convert_const_int_from_real,
14052 fold_convert_const_real_from_real, sign_bit_p,
14053 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14054 fold_sign_changed_comparison, fold_unary, fold_comparison,
14055 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14056 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14057 * print-tree.c (print_node_brief, print_node): Likewise.
14058 * stor-layout.c (place_field, layout_type): Likewise.
14059 * tree-chrec.c (keep_cast): Likewise.
14060 * tree.c (build_vector, build_real, build_real_from_int_cst,
14061 build_complex): Likewise.
14063 2007-01-11 Roger Sayle <roger@eyesopen.com>
14065 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14066 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14068 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14070 * configure.ac (strict1_warn): Rename to strict_warn.
14071 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14072 cc_set_by_configure, quoted_cc_set_by_configure,
14073 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14074 all_boot_languages, all_stagestuff): Remove.
14075 (target_list): Remove bootstrap targets.
14076 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14077 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14078 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14079 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14080 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14081 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14082 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14083 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14084 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14085 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14086 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14087 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14088 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14089 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14090 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14091 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14092 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14093 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14094 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14095 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14096 (mostlyclean): Adjust.
14097 (clean, distclean): Don't mention bootstrap stuff.
14098 * configure: Regenerate.
14099 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14100 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14101 treelang/config-lang.in (stagestuff): Remove.
14102 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14103 stageprofile, stagefeedback, stagestuff): Remove mention.
14105 2007-01-11 Nick Clifton <nickc@redhat.com>
14107 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14109 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14110 (mcore_arith_K_S_operand): Run the test for the S constraint not
14111 the test for the M constraint.
14112 (mcore_addsub_operand): Do not accept integer values that are
14113 larger than 32 bits.
14114 * config/mcore/mcore.md: Remove unused constraints from split.
14115 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14116 (addsi3): Likewise.
14117 (allocate_stack): Likewise.
14118 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14119 operands to 32 bits.
14120 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14122 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14123 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14124 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14125 mcore_output_bclri, mcore_output_andn, output_inline_const,
14126 mcore_output_move, mcore_output_movedouble): Likewise.
14127 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14128 (output_inline_const): Likewise.
14129 (output_inline_const): Fix format strings used in sprintf
14131 * config/mcore/mcore-protos.h: Update prototypes for changed
14132 functions in mcore.c.
14133 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14134 HOST_WIDE_INT and not int.
14135 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14136 CONST_OK_FOR_N): Likewise.
14137 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14138 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14141 2007-01-10 Jan Hubicka <jh@suse.cz>
14143 * tree-vrp.c (remove_range_assertions): Release defs.
14144 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14145 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14147 2007-01-10 Paul Brook <paul@codesourcery.com>
14149 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14150 * config/arm/arm.md (mulsi3subsi): New insn.
14152 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14154 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14155 (tree_transform_and_unroll_loop): New.
14156 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14159 2007-01-10 Robert Kennedy <jimbob@google.com>
14161 * fold-const.c (fold_comparison): Fold comparisons like (x *
14162 1000 < 0) to (x < 0).
14164 2007-01-10 Ian Lance Taylor <iant@google.com>
14166 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14167 operands have the same priority.
14169 2007-01-10 Tom Tromey <tromey@redhat.com>
14171 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14172 (fold_binary): Likewise.
14173 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14174 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14175 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14176 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14177 * langhooks.h (struct lang_hooks): Removed field
14178 'can_use_bit_fields_p'.
14180 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14182 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14184 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14186 * function.c (get_last_funcdef_no): New function.
14187 * function.h (get_last_funcdef_no): Declare.
14188 * tree-inline.c (initialize_cfun): Add initialization.
14189 (tree_function_versioning): Cleanup.
14191 2007-01-10 Jan Hubicka <jh@suse.cz>
14193 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14196 2007-01-10 Sa Liu <saliu@de.ibm.com>
14197 Ben Elliston <bje@au.ibm.com>
14199 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14200 for SAVE_NONLOCAL and Pmode for any other save level.
14201 * spu-protos.h (spu_restore_stack_block): Declare.
14202 * spu.md (save_stack_block): Remove.
14203 (restore_stack_block): Call spu_restore_stack_block.
14204 * spu.c (spu_restore_stack_block): New function.
14205 (spu_expand_epilogue): Remove old comment.
14207 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14209 PR tree-optimization/30322
14210 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14211 (cand_value_at): Return the value as aff_tree.
14212 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14213 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14214 aff_combination_mult): New functions.
14215 (aff_combination_add): Use aff_combination_add_cst.
14216 (aff_combination_convert): Allow conversions to a wider type.
14217 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14218 * tree-affine.h (aff_combination_mult): Declare.
14220 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14222 * doc/tm.texi: Update documentation to reflect reality of exec
14223 and start file search behaviours. Update copyright year.
14224 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14225 header file directories.
14227 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14229 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14230 (*cosxf2): Rename to cosxf2_i387.
14231 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14232 using X87MODEF12 mode macro. Rename patterns to
14233 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14235 (*cosdf2, *cossf2): Ditto.
14236 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14237 to match extended input operands.
14238 (sincos<mode>3): New expander.
14239 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14240 insn patterns and corresponding splitters.
14242 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14244 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14245 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14247 2007-01-09 Nicolas Pitre <nico@cam.org>
14250 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14252 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14254 * target.h (struct gcc_target): New field library_rtti_comdat.
14255 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14256 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14257 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14258 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14260 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14262 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14264 2007-01-08 Richard Guenther <rguenther@suse.de>
14266 * tree.h (force_fit_type_double): Export.
14267 (force_fit_type): Remove.
14268 * fold-const.c (force_fit_type_double): New function.
14269 (force_fit_type): Remove.
14270 (int_const_binop): Use it.
14271 (fold_convert_const_int_from_int): Likewise.
14272 (fold_convert_const_int_from_real): Likewise.
14273 (fold_div_compare): Likewise.
14274 (fold_sign_changed_comparison): Likewise.
14275 (fold_unary): Likewise.
14276 (fold_negate_const): Likewise.
14277 (fold_abs_const): Likewise.
14278 (fold_not_const): Likewise.
14279 * c-common.c (shorten_compare): Use force_fit_type_double.
14280 * convert.c (convert_to_pointer): Likewise.
14282 2007-01-08 Richard Guenther <rguenther@suse.de>
14284 * tree.h (build_int_cst_wide_type): Export.
14285 * tree.c (build_int_cst_wide_type): New function.
14286 (build_int_cst_wide): Fix comment.
14287 * builtins.c (fold_builtin_object_size): Use build_int_cst
14288 to build -1 or 0 of the correct type. Use fit_double_type
14289 to check for overflow.
14290 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14292 (decode_field_reference): Likewise.
14293 (all_ones_mask_p): Likewise.
14294 (native_interpret_int): Use build_int_cst_wide_type.
14295 (fold_binary): Use build_int_cst_type to build an all-ones
14297 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14299 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14301 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14303 2007-01-09 Ben Elliston <bje@au.ibm.com>
14305 * genautomata.c (STATS_OPTION): New option.
14306 (stats_flag): New flag.
14307 (gen_automata_option): Handle it.
14308 (initiate_automaton_gen): Ditto.
14309 (write_automata): Output statistics only if stats_flag is
14310 set. Likewise, output time statistics only if time_flag is set.
14311 * doc/md.texi (Processor pipeline description): Document new flag.
14313 2007-01-08 Richard Guenther <rguenther@suse.de>
14315 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14316 * tree.c (build_int_cst_type): Likewise.
14317 (size_in_bytes): Don't call force_fit_type on the result.
14318 (int_fits_type_p): Use fit_double_type.
14319 * fold-const.c (fit_double_type): New function.
14320 (force_fit_type): Use it.
14321 * tree.h (fit_double_type): Export.
14323 2007-01-08 Jan Hubicka <jh@suse.cz>
14325 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14326 * ipa.c (function_and_variable_visibility): Fix return type.
14328 2007-01-08 Richard Guenther <rguenther@suse.de>
14330 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14331 of offset to build the index.
14332 * tree-pretty-print.c (dump_generic_node): Don't build negated
14333 const just for printing.
14334 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14335 * builtins.c (fold_builtin_int_roundingfn): Check if result
14336 fits the type by using force_fit_type and comparing the result.
14337 * predict.c (predict_loops): Use compare_tree_int for comparison.
14338 * tree.c (build_int_cst): Fall back to integer_type_node for
14340 (build_int_cst_wide): Assert type is non-null.
14342 2007-01-08 Roberto Costa <roberto.costa@st.com>
14344 * tree-vrp.c (extract_range_from_cond_expr): New.
14345 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14346 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14348 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14349 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14350 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14351 used as expressions.
14352 * tree-object-size.c (cond_expr_object_size): New.
14353 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14355 2007-01-08 Jan Hubicka <jh@suse.cz>
14357 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14358 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14361 2007-01-08 Richard Guenther <rguenther@suse.de>
14363 PR tree-optimization/23603
14364 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14365 (extract_range_from_binary): Fall back to truthvalue instead of
14366 varying for TRUTH_*_EXPR.
14367 (extract_range_from_comparison): Fall back to truthvalue instead of
14369 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14370 if all visited PHI values were constant.
14372 2007-01-08 Jan Hubicka <jh@suse.cz>
14374 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14375 (cgraph_analyze_function): break out from ...
14376 (cgraph_finalize_compilation_unit): ... here.
14377 (cgraph_expand_function): Remove forgoten commented out line.
14378 (cgraph_optimize): Analyze functions.
14380 2007-01-08 Jan Hubicka <jh@suse.cz>
14382 * tree-pas.h (TODO_remove_function): New flag.
14383 (TODO_update*): Renumber.
14384 (pass_ipa_increase_alignment,
14385 pass_ipa_function_and_variable_visibility): New passes.
14386 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14387 (cgraph_function_and_variable_visibility): Move to ipa.c
14388 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14389 cgraph_increase_alignment.
14390 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14391 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14392 calling tree-inline.
14393 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14394 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14395 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14396 (gate_increase_alignment): New function.
14397 (pass_ipa_increase_alignment): New pass.
14398 * ipa.c: Inline tree-pass.h and timevar.h
14399 (function_and_variable_visibility): Move here from cgraphunit.c
14400 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14401 * passes.c (init_optimization_passes): Add the two new passes.
14402 (execute_todo): Handle cgraph_remove_functions.
14404 2007-01-08 Nick Clifton <nickc@redhat.com>
14406 * config/frv/predicates.md (reg_or_0_operand): Accept
14409 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14411 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14412 * config.gcc: Add bfin*-rtems*.
14414 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14416 * c.opt: Add -flax-vector-conversions.
14417 * c-typeck.c (convert_for_assignment): Pass flag to
14418 vector_types_convertible_p to allow emission of note.
14419 (digest_init): Likewise.
14420 * c-opts.c: Handle -flax-vector-conversions.
14421 * c-common.c (flag_lax_vector_conversions): New.
14422 (vector_types_convertible_p): Unless -flax-vector conversions
14423 has been passed, disallow conversions between vectors with
14424 differing numbers of subparts and/or element types. If such
14425 a conversion is disallowed, possibly emit a note on the first
14426 occasion only to inform the user of -flax-vector-conversions.
14427 The new last argument specifies this.
14428 * c-common.h (flag_lax_vector_conversions): New.
14429 (vector_types_convertible_p): Add extra argument.
14430 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14431 char_type_node for V*QI type vectors.
14432 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14433 Update to satisfy new typechecking rules.
14434 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14435 C and C++ variants.
14436 * doc/invoke.texi (C Dialect Options): Document
14437 -flax-vector-conversions.
14439 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14441 PR tree-optimization/29877
14442 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14443 a register variable on the RHS to not be replaceable.
14445 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14446 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14447 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14448 const_simm15, const_pow2, const_npow2): Added.
14449 * config/score/misc.md (insv, extv, extzv, movmemsi,
14450 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14451 * config/score/score.c (score_address_cost, score_select_cc_mode):
14453 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14454 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14455 Update score_print_operand.
14456 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14457 Adjust register allocate order and update some macro define.
14458 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14459 mdx_block_move_straight, mdx_block_move_loop_head,
14460 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14461 mdx_block_move): Added.
14462 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14463 mdp_limm): Updated and fix some bug and typo.
14464 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14465 (movsf, movdf, doloop_end): Added.
14467 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14469 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14470 config/arm/thumb2.md: Fix comment typos.
14471 * doc/extend.texi: Fix a typo.
14473 2007-01-07 Eric Christopher <echristo@apple.com>
14475 * configure.ac: Check for __stack_chk_fail for darwin.
14476 * configure: Regenerate.
14478 2007-01-07 Richard Guenther <rguenther@suse.de>
14480 * tree-vrp.c (extract_range_from_assert): CSE calls to
14481 compare_values where possible.
14482 (extract_range_from_unary_expr): Likewise.
14484 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14486 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14487 * config/avr/avr.c (call_insn_operand): Delete function.
14488 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14489 instead of register number. Use predicates.
14490 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14491 call_insn_operand): Add.
14493 2007-01-06 Jan Hubicka <jh@suse.cz>
14495 * tree-pass.h (pass_build_cgraph_edges): Declare.
14496 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14497 (visited_nodes): Remove.
14498 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14499 build_cgrpah_edges; make visited_nodes local.
14500 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14501 (record_references_in_initializer): Move to cgraphbuild.c
14502 (initialize_inline_failed, rebuild_cgraph_edges,
14503 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14504 (verify_cgraph_node): Make visited_nodes local.
14505 (cgraph_analyze_function): Do not call cgraph_create_edges and
14506 initialize_inline_failed.
14507 (cgraph_expand_function): Do not call cgraph_lower_function;
14508 assert that function is already lowered.
14509 * Makefile.in (cgraphbuild.o): New.
14510 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14511 at the end of lowering passes.
14513 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14515 * ifcvt.c (cond_move_convert_if_block): New function, code
14516 factored out from...
14517 (cond_move_process_if_block): ...here. Call the new function
14518 on the THEN and ELSE blocks.
14519 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14520 already takes care of this.
14522 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14525 * tree.h (TREE_OVERFLOW_P): New.
14526 * c-typeck.c (parser_build_unary_op): Warn only if result
14527 overflowed and operands did not.
14528 (parser_build_binary_op): Likewise.
14529 (convert_for_assignment): Remove redundant overflow_warning.
14530 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14532 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14534 * c-typeck.c (store_init_value): Split over two lines to follow
14535 the GNU coding style.
14537 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14539 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14540 __GXX_EXPERIMENTAL_CXX0X__.
14541 * doc/cpp.texi: Same.
14543 2007-01-05 Richard Guenther <rguenther@suse.de>
14545 PR middle-end/27826
14546 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14547 with mismatched types. Instead explicitly build a
14548 conversion NOP_EXPR.
14550 2007-01-05 Ian Lance Taylor <iant@google.com>
14552 * c-common.c (decl_with_nonnull_addr_p): New function.
14553 (c_common_truthvalue_conversion): Call it.
14554 * c-typeck.c (build_binary_op): Likewise.
14555 * c-common.h (decl_with_nonnull_addr_p): Declare.
14557 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14560 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14563 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14565 * doc/install.texi (Final install): Document the fact that
14566 the GNAT runtime should not be stripped.
14568 2007-01-04 Jan Hubicka <jh@suse.cz>
14570 * tree-inline.c (fold_marked_statements): Update operand caches
14571 and EH after folding
14573 2007-01-04 Ian Lance Taylor <iant@google.com>
14575 * c-common.c (check_function_nonnull): Whitespace fix.
14577 2007-01-04 Jan Hubicka <jh@suse.cz>
14579 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14580 comitted older version of patch.
14581 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14582 function, celanup cfg and collect garbage.
14584 2007-01-04 Mike Stump <mrs@apple.com>
14586 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14589 2007-01-04 Eric Christopher <echristo@apple.com>
14591 * libgcc2.c (__bswapsi2): Use SItype.
14592 (__bswapdi2): Use DItype.
14593 * libgcc2.h: Update for above.
14595 2007-01-04 Paul Brook <paul@codesourcery.com>
14597 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14598 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14599 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14600 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14601 umulsi3_highpart): Make conditional on !arm_arch6.
14602 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14603 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14604 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14605 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14606 umulsi3_highpart_v6): New insns.
14608 2007-01-04 Roger Sayle <roger@eyesopen.com>
14610 * fold-const.c (fold_convert): When casting an expression to void,
14611 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14612 have a type. Instead of attempting to build a NOP_EXPR, return
14613 these "special" trees directly.
14615 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14617 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14618 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14619 rs6000_cost->fp not 0 as adjustment for outer NEG.
14621 2007-01-04 Jan Hubicka <jh@suse.cz>
14623 * cgraph.c (cgraph_release_function_body): New function.
14624 (cgraph_remove_node): Use it.
14625 * cgraph.h (cgraph_release_function_body): Declare.
14626 * cgraphunit.c (cgraph_expand_function): Use it.
14627 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14628 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14629 is initialized and while compilation of other function is running.
14630 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14631 statement CFG annotations from here to ...
14632 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14634 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14636 * cfgloop.h (enum li_flags): Make the constants powers of two.
14638 2007-01-04 Jan Hubicka <jh@suse.cz>
14640 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14642 (fold_marked_statements): New function.
14643 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14644 * tree-inline.h (copy_body_data): Add statements_to_fold.
14646 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14648 * config.gcc: Mention libgcc/config.host.
14649 * Makefile.in: Update comments mentioning libgcc.
14650 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14651 (all.cross, start.encap, rest.encap, rest.cross): Update
14652 dependencies for libgcc move.
14653 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14654 (clean-target, clean-target-libgcc): Delete.
14655 (srcdirify, GCC_EXTRA_PARTS): New macros.
14656 (libgcc-support, libgcc.mvars): New rules.
14657 (distclean): Remove mention of mklibgcc.
14658 (install): Don't reference INSTALL_LIBGCC.
14659 (install-common): Don't reference EXTRA_PARTS.
14660 (install-libgcc, install-multilib): Delete rules.
14661 * mklibgcc.in: Delete file.
14662 * doc/configfiles.texi: Don't mention mklibgcc.
14664 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14665 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14666 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14667 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14668 (mklibgcc, ldblspecs): Likewise.
14670 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14671 (posixpre.def): Use $(T).
14672 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14673 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14674 (SHLIB_LINK): Make dummy.
14675 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14677 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14679 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14680 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14681 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14682 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14684 * configure.ac (all_outputs): Remove mklibgcc.
14685 * configure: Regenerated.
14687 2007-01-03 Josh Conner <jconner@apple.com>
14689 PR middle-end/29683
14690 * calls.c (compute_argument_addresses): Set stack and stack_slot
14691 for partial args, too.
14692 (store_one_arg): Use locate.size.constant for the size when
14693 generating a save_area.
14695 2007-01-03 Robert Kennedy <jimbob@google.com>
14697 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14698 whose definitions are deleted due to basic block merging.
14700 2007-01-03 Paul Brook <paul@codesourcery.com>
14703 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14705 (use_return_insn): Return 0 for Thumb interrupt functions.
14706 (print_multi_reg): Add rfe argument for IRQ returns.
14707 (arm_output_epilogue): Pop interrupt return address directly into PC.
14708 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14710 2007-01-03 Paul Brook <paul@codesourcery.com>
14712 Merge from sourcerygxx-4_1.
14713 * config/arm/thumb2.md: New file.
14714 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14716 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14717 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14718 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14719 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14721 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14722 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14724 * config/arm/ieee754-sf.S: Ditto.
14725 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14726 (thumb1_base_register_rtx_p): ... to this.
14727 (thumb_index_register_rtx_p): Rename...
14728 (thumb1_index_register_rtx_p): ... to this.
14729 (thumb_output_function_prologue): Rename...
14730 (thumb1_output_function_prologue): ... to this.
14731 (thumb_legitimate_address_p): Rename...
14732 (thumb1_legitimate_address_p): ... to this.
14733 (thumb_rtx_costs): Rename...
14734 (thumb1_rtx_costs): ... to this.
14735 (thumb_compute_save_reg_mask): Rename...
14736 (thumb1_compute_save_reg_mask): ... to this.
14737 (thumb_final_prescan_insn): Rename...
14738 (thumb1_final_prescan_insn): ... to this.
14739 (thumb_expand_epilogue): Rename...
14740 (thumb1_expand_epilogue): ... to this.
14741 (arm_unwind_emit_stm): Rename...
14742 (arm_unwind_emit_sequence): ... to this.
14743 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14744 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14745 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14746 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14747 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14748 thumb2_output_casesi): New functions.
14749 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14750 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14751 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14752 THUMB2_WORK_REGS): Define.
14753 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14754 arm_condexec_mask, arm_condexec_masklen)): New variables.
14755 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14756 (arm_override_options): Check new CPU capabilities.
14757 Set new architecture flag variables.
14758 (arm_isr_value): Handle v7m interrupt functions.
14759 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14761 (const_ok_for_arm): Handle Thumb-2 constants.
14762 (arm_gen_constant): Ditto. Use movw when available.
14763 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14765 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14766 (thumb_find_work_register, arm_load_pic_register,
14767 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14768 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14769 print_multi_reg, output_mov_long_double_fpa_from_arm,
14770 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14771 output_mov_double_fpa_from_arm, output_move_double,
14772 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14773 output_return_instruction, arm_output_function_prologue,
14774 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14775 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14776 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14777 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14778 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14779 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14781 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14782 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14783 (arm_file_start): Output directive for unified syntax.
14784 (arm_unwind_emit_set): Handle stack alignment instruction.
14785 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14786 Add v6t2, v7, v7a, v7r and v7m.
14787 (RETLDM): Add Thumb-2 code.
14788 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14789 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14790 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14791 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14792 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14793 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14794 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14795 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14796 ADJUST_INSN_LENGTH): Define.
14797 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14798 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14799 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14800 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14801 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14802 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14803 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14804 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14805 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14806 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14807 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14808 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14809 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14810 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14811 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14812 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14813 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14815 * config/arm/arm-tune.md: Regenerate.
14816 * config/arm/arm-protos.h: Update prototypes.
14817 * config/arm/vfp.md: Enable patterns for Thumb-2.
14818 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14819 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14820 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14821 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14822 * config/arm/libunwind.S: Add Thumb-2 code.
14823 * config/arm/constraints.md: Update include Thumb-2.
14824 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14825 * config/arm/ieee754-df.S: Ditto.
14826 * config/arm/bpabi.S: Ditto.
14827 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14828 * config/arm/predicates.md (low_register_operand,
14829 low_reg_or_int_operand, thumb_16bit_operator): New.
14830 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14831 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14832 * config/arm/t-arm-elf: Add armv7 multilib.
14833 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14835 (UNSPEC_STACK_ALIGN, ce_count): New.
14836 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14837 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14839 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14840 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14841 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14842 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14843 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14844 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14846 * doc/extend.texi: Document ARMv7-M interrupt functions.
14847 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14849 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14851 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14852 (struct _Unwind_Context): Rename args_size to flags, remove
14853 signal_frame field, add a new args_size field and version field.
14854 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14855 _Unwind_IsExtendedContext): New inline functions.
14856 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14857 Assume by_value array is only present if _Unwind_IsExtendedContext.
14858 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14859 _Unwind_IsSignalFrame.
14860 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14861 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14862 (uw_init_context_1): Initialize context->flags to
14863 EXTENDED_CONTEXT_BIT.
14864 * config/rs6000/linux-unwind.h (frob_update_context): Use
14865 _Unwind_SetSignalFrame.
14867 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14869 PR middle-end/30353
14870 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14871 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14874 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14876 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14877 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14878 RET, AT_SP): Remove.
14879 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14882 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14883 * cfgbuild.c (find_basic_blocks): Likewise.
14884 * cfgrtl.c (rtl_create_basic_block): Likewise.
14885 * function.c (temp_slots_at_level): Likewise.
14886 * reg-stack.c (stack_regs_mentioned): Likewise.
14887 * regclass.c (allocate_reg_info): Likewise.
14888 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14889 set_bb_for_stmt, move_block_to_fn): Likewise.
14890 * tree-complex.c (tree_lower_complex): Likewise.
14891 * vec.h (VEC_safe_grow_cleared): New.
14893 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14895 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14897 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14898 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14900 * cfgloopmanip.c (scale_loop_frequencies): Export.
14901 (loopify): Scale the frequencies by prescribed coefficients.
14902 (set_zero_probability): New function.
14903 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14904 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14905 and frequencies according to arguments.
14906 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14908 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14909 * modulo-sched.c (sms_schedule): Set probabilities for entering
14910 versioned loop correctly.
14911 * tree-vect-transform.c (vect_transform_loop): Ditto.
14912 * cfgloop.h (loopify, loop_version): Declaration changed.
14913 (scale_loop_frequencies): Declared.
14915 2007-01-02 Jan Hubicka <jh@suse.cz>
14917 * cgraph.c: Include tree-flow.h
14918 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14919 early_local_passes.
14920 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14921 * tree-pass.h (pass_all_early_optimizations): Declare.
14922 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14923 early_local_passes.
14924 (cgraph_analyze_function): Do early_local_passes.
14925 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14926 Do not add referenced vars.
14927 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14929 (gate_all_early_local_passes): New gate.
14930 (pass_early_local_passes): Use new gate.
14931 (execute_early_local_optimizations): New functions.
14932 (gate_all_early_optimizations): New gate.
14933 (pass_all_early_optimizations): New pass.
14934 (execute_free_datastructures): Free SSA only when initialized.
14935 (gate_init_datastructures): Init only when optimizing.
14936 (tree_lowering_passes): Do early local passes when called late.
14937 * tree-profile.c (do_tree_profiling): Don't profile functions added
14939 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14940 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14942 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14943 during early_local_passes.
14944 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14947 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14949 * Makefile.in: Update copyright year.
14951 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14953 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14954 in $(lang_checks) and check-consistency targets.
14956 2007-01-02 Jan Hubicka <jh@suse.cz>
14958 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14959 Do not add referenced vars.
14960 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14962 * passes.c (init_optimization_passes): Put mudflap_2 after
14963 free_datastructures.
14965 2007-01-02 Jan Hubicka <jh@suse.cz>
14967 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14968 Set NOTHROW flag on call statements proved to be nothrow.
14969 Update statement of local calls so new pure/const functions are
14970 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14972 (tree_rest_of_compilation): Register hooks and initialize bitmap
14973 early. Do not set after_inlining flag.
14975 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14977 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14978 HOST_BITS_PER_LONGLONG
14980 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14983 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14984 warning for non-static initializers.
14986 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14988 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14989 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14990 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14991 Always use set_unique_reg_note to add REG_EQUAL notes.
14993 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14996 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14998 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14999 * cfgbuild.c (find_basic_blocks): Likewise.
15000 * cfgrtl.c (rtl_create_basic_block): Likewise.
15001 * function.c (temp_slots_at_level): Likewise.
15002 * reg-stack.c (stack_regs_mentioned): Likewise.
15003 * regclass.c (allocate_reg_info): Likewise.
15004 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15005 set_bb_for_stmt, move_block_to_fn): Likewise.
15006 * tree-complex.c (tree_lower_complex): Likewise.
15007 * vec.h (VEC_safe_grow_cleared): New.
15009 2007-01-02 Ian Lance Taylor <iant@google.com>
15011 * c-common.c (c_common_truthvalue_conversion): When warning about
15012 using an assignment as a truth value, set TREE_NO_WARNING.
15014 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15017 * c.opt (Wold-style-declaration): New.
15018 * doc/invoke.texi (C-only Warning Options): New.
15019 (Wold-style-declaration): Document it.
15020 (Wextra): Enabled by -Wextra.
15021 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15022 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15023 -Wold-style-declaration.
15025 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15027 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15028 * cfgbuild.c (find_basic_blocks): Likewise.
15029 * cfgrtl.c (rtl_create_basic_block): Likewise.
15030 * function.c (temp_slots_at_level): Likewise.
15031 * reg-stack.c (stack_regs_mentioned): Likewise.
15032 * regclass.c (allocate_reg_info): Likewise.
15033 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15034 set_bb_for_stmt, move_block_to_fn): Likewise.
15035 * tree-complex.c (tree_lower_complex): Likewise.
15036 * vec.h (VEC_safe_grow_cleared): New.
15038 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15040 * c-common.c (c_common_nodes_and_builtins): Since variants of
15041 void_type_node get built before it is given a name, we need to
15042 give those variants the name, too.
15043 (complete_array_type): We need to work with the canonical main
15044 type of the array, from which we will build the qualified version.
15045 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15046 * print-tree.c (print_node): Display canonical type information
15048 * stor-layout.c (layout_type): When we don't know the
15049 alignment of a type for which we're building an array, we end up
15050 guessing wrong, so make the type require structural equality.
15051 * tree.c (make_node_stat): When we build a new type, it is its
15052 own canonical type.
15053 (build_type_attribute_qual_variant): When building an attribute
15054 variant, its canonical type is the non-attribute variant. However,
15055 if the attributes are target-dependent and they differ, we need to
15056 use structural equality checks for this type.
15057 (build_qualified_type): A qualified type is not equivalent to its
15058 unqualified variant; set the canonical type appropriately.
15059 (build_distinct_type_copy): When building a distinct type from
15060 another type, the new type is its own canonical type.
15061 (build_variant_type_copy): When building a new type variant, we
15062 assume that it is equivalent to the original type.
15063 (build_pointer_type_for_mode): When building a pointer type, also
15064 build a canonical type pointer.
15065 (build_reference_type_for_mode): When building a reference type,
15066 also build a canonical type reference.
15067 (build_index_type): When we can't hash an index type (e.g.,
15068 because its maximum value is negative), the index type requires
15069 structural equality tests.
15070 (build_array_type): Build the canonical form of an array type.
15071 (build_function_type): Function types require structural equality,
15072 because they contain default arguments, attributes, etc.
15073 (build_method_type_directly): Ditto for method types.
15074 (build_offset_type): Build the canonical offset type.
15075 (build_complex_type): Build the canonical vector type.
15076 (make_vector_type): Build the canonical vector type.
15077 * tree.h (TYPE_CANONICAL): New.
15078 (TYPE_STRUCTURAL_EQUALITY_P): New.
15079 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15080 (struct tree_type): Added "canonical" field.
15081 * params.h (VERIFY_CANONICAL_TYPES): New.
15082 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15083 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15084 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15085 * doc/invoke.texi (verify-canonical-types): Document --param
15086 parameter for verifying canonical types.
15088 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15090 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15091 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15092 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15093 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15095 * config/rs6000/e500.h: New.
15096 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15097 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15099 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15100 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15101 TARGET_E500_DOUBLE): Remove.
15102 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15103 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15104 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15105 * config/rs6000/rs6000.c (rs6000_override_options): Use
15106 CHECK_E500_OPTIONS.
15108 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15110 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15111 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15112 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15113 rs6000_emit_cmove): Don't check TARGET_E500.
15114 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15115 sordered): Don't check TARGET_E500.
15117 2007-01-01 Eric Christopher <echristo@apple.com>
15119 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15120 HARD_REGISTER_NUM_P.
15122 2007-01-01 Roger Sayle <roger@eyesopen.com>
15124 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15125 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15126 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15129 2007-01-01 Mike Stump <mrs@apple.com>
15131 * configure.ac: Remove support for building with Apple's gcc-3.1.
15133 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15135 PR middle-end/30311
15136 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15137 REG is a hard register. Do not modify REG before calling
15139 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15140 multiple of the size of YMODE for certain lowpart cases.
15142 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15144 PR middle-end/30253
15145 * gimplify (voidify_wrapper_expr): Update for
15146 GIMPLE_MODIFY_STMT.
15148 2007-01-01 Andreas Schwab <schwab@suse.de>
15151 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15152 save of BR0 in extra_spill_size instead of spill_size.
15153 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15155 (ia64_expand_epilogue): Restore BR0 from its new location.
15157 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15159 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15160 Use a temporary variable if the left hand side is not a gimple
15163 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15165 * gimplify.c (gimplify_return_expr): Make the temporary variable
15166 for the return expression, a gimple register variable.
15168 2007-01-01 Jan Hubicka <jh@suse.cz>
15170 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15173 2007-01-01 Mike Stump <mrs@apple.com>
15175 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15177 * config/darwin.c (machopic_select_rtx_section): Use
15178 HAVE_GAS_LITERAL16.
15179 (darwin_mergeable_constant_section): Likewise.
15180 * configure: Regenerate.
15181 * config.in: Regenerate.
15183 2007-01-01 Jan Hubicka <jh@suse.cz>
15184 Andrew Pinski <pinskia@gmail.com>
15186 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15187 before starting IPA passes.
projects / gcc.git / blob