1 2007-06-04 Tom Tromey <tromey@redhat.com>
3 * c-common.c (c_common_get_alias_set): Fix indentation.
5 2007-06-04 Ian Lance Taylor <iant@google.com>
7 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
8 to overflow, reduce overflow infinity to regular infinity.
9 (vrp_var_may_overflow): New static function.
10 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
14 * stor-layout.c (layout_type): Remove duplicate code.
16 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
19 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
20 before build_common_builtin_nodes ().
22 2007-06-04 Steve Ellcey <sje@cup.hp.com>
25 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
27 2007-05-31 Jan Hubicka <jh@suse.cz>
29 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
30 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
31 instead of _stat version.
33 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
35 PR tree-optimization/32194
36 * tree-predcom.c (determine_offset): Check that both references have
39 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
41 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
42 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
43 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
44 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
45 Add argument to iterate_fix_dominators call.
46 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
47 * gcse.c (hoist_code): Change domby to vector.
48 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
49 Add argument to iterate_fix_dominators call.
50 * loop-doloop.c (doloop_modify): Changed recount_dominator to
52 * lambda-code.c (perfect_nestify): Ditto.
53 * cfgloopanal.c: Include graphds.h.
54 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
55 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
56 (mark_irreducible_loops): Use graphds_scc. Remove argument from
58 * graphds.c: New file.
59 * graphds.h: New file.
60 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
61 (get_dominated_by, get_dominated_by_region): Change return type to
63 (verify_dominators): Recompute all dominators and compare the results.
64 (recount_dominator): Renamed to ...
65 (recompute_dominator): ... this. Do not check that the block is
67 (iterate_fix_dominators): Reimplemented.
68 (prune_bbs_to_update_dominators, root_of_dom_tree,
69 determine_dominators_for_sons): New functions.
70 * et-forest.c (et_root): New function.
71 * et-forest.h (et_root): Declare.
72 * Makefile.in (graphds.o): Add.
73 (cfgloopanal.o): Add graphds.h dependency.
74 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
75 * basic-block.h (get_dominated_by, get_dominated_by_region,
76 iterate_fix_dominators): Declaration changed.
77 (recount_dominator): Renamed to ...
78 (recompute_dominator): ... this.
79 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
80 (thread_through_all_blocks): Do not free dominance info.
82 2007-06-03 Andreas Schwab <schwab@suse.de>
84 * config/m68k/m68k.c (override_options): Don't override
86 * config/m68k/m68k-modes.def (SF, DF): Define to use
87 motorola_single_format and motorola_double_format, resp.
88 * real.c (motorola_single_format): Renamed from
89 coldfire_single_format.
90 (motorola_double_format): Renamed from coldfire_double_format.
91 (encode_ieee_extended): Generate a proper canonical NaN image
92 respecting canonical_nan_lsbs_set.
93 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
95 * real.h: Adjust declarations.
97 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
100 * config/sh/sh.md (symGOT_load): Don't schedule insns when
101 the symbol is generated with the stack protector.
103 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
105 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
106 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
108 * doc/extend.texi (interrupt): Mention m68k.
110 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
112 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
113 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
114 (ix86_expand_sse_pcmpestr): Do not check operands for
115 "register_operand", when insn operand predicate is "register_operand".
116 (ix86_expand_sse_pcmpistr): Ditto.
118 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
119 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
122 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
123 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
124 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
125 * config/i386/constraints.md ("z"): New register constraint
126 for members of SSE_FIRST_REG class.
127 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
128 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
130 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
131 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
132 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
133 (IX86_BUILTIN_PCMPESTRM128): Likewise.
134 (IX86_BUILTIN_PCMPESTRA128): Likewise.
135 (IX86_BUILTIN_PCMPESTRC128): Likewise.
136 (IX86_BUILTIN_PCMPESTRO128): Likewise.
137 (IX86_BUILTIN_PCMPESTRS128): Likewise.
138 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
139 (IX86_BUILTIN_PCMPISTRI128): Likewise.
140 (IX86_BUILTIN_PCMPISTRM128): Likewise.
141 (IX86_BUILTIN_PCMPISTRA128): Likewise.
142 (IX86_BUILTIN_PCMPISTRC128): Likewise.
143 (IX86_BUILTIN_PCMPISTRO128): Likewise.
144 (IX86_BUILTIN_PCMPISTRS128): Likewise.
145 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
146 (struct builtin_description): Change "flag" field to unsigned.
147 (bdesc_pcmpestr): New builtin description table.
148 (bdesc_pcmpistr): Likewise.
149 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
150 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
151 Initialize pcmp[ei]str[im] insns for SSE4.2.
152 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
153 (ix86_expand_sse_pcmpistr): Likewise.
154 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
155 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
156 (UNSPEC_PCMPISTR): Likewise.
157 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
158 (sse4_2_pcmpestri):New isns pattern.
159 (sse4_2_pcmpestrm): Likewise.
160 (sse4_2_pcmpestr_cconly): Likewise.
161 (sse4_2_pcmpistr): New insn patern and splitter.
162 (sse4_2_pcmpistri):New isns pattern.
163 (sse4_2_pcmpistrm): Likewise.
164 (sse4_2_pcmpistr_cconly): Likewise.
165 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
168 2007-06-01 David Daney <ddaney@avtrex.com>
170 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
171 LOADGP_ABSOLUTE and not binds_local_p.
173 2007-06-01 Geoffrey Keating <geoffk@apple.com>
175 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
177 2007-06-01 Ian Lance Taylor <iant@google.com>
179 * tree-vrp.c (compare_name_with_value): Always set
180 used_strict_overflow if we get a result from the variable itself.
182 2007-06-01 Ian Lance Taylor <iant@google.com>
184 PR rtl-optimization/31455
185 * lower-subreg.c (find_decomposable_subregs): Don't decompose
186 subregs which have a cast between modes which are not tieable.
188 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
190 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
191 breaks after return statements.
193 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
195 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
196 only after no_new_pseudos.
198 2007-05-31 Eric Christopher <echristo@apple.com>
200 * expr.c (convert_move): Assert that we don't have a BLKmode
202 (store_expr): Handle BLKmode moves by calling emit_block_move.
204 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
206 * c-typeck.c (build_indirect_ref): Include type in error message.
207 (build_binary_op): Pass types to binary_op_error.
208 * c-common.c (binary_op_error): Take two type arguments, print out
210 * c-common.h (binary_op_error): Update prototype.
212 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
214 * config/i386/i386.c: Correct coments on -mno-sse4.
216 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
218 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
219 (x86_64-*-*): Likewise.
220 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
221 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
222 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
223 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
224 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
225 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
226 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
227 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
228 (OPTION_MASK_ISA_SSE4): Likewise.
229 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
230 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
231 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
232 (override_options): Support SSE4.2.
233 (ix86_build_const_vector): Support SImode and DImode.
234 (ix86_build_signbit_mask): Likewise.
235 (ix86_expand_int_vcond): Support V2DImode.
236 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
237 (IX86_BUILTIN_CRC32HI): Likewise.
238 (IX86_BUILTIN_CRC32SI): Likewise.
239 (IX86_BUILTIN_CRC32DI): Likewise.
240 (IX86_BUILTIN_PCMPGTQ): Likewise.
241 (bdesc_crc32): Likewise.
242 (bdesc_sse_3arg): Likewise.
243 (ix86_expand_crc32): Likewise.
244 (ix86_init_mmx_sse_builtins): Support SSE4.2.
245 (ix86_expand_builtin): Likewise.
246 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
247 __SSE4_2__ for -msse4.2.
248 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
249 (CRC32MODE): Likewise.
250 (crc32modesuffix): Likewise.
251 (crc32modeconstraint): Likewise.
252 (sse4_2_crc32<mode>): Likewise.
253 (sse4_2_crc32di): Likewise.
254 * config/i386/i386.opt (msse4.2): New for SSE4.2.
256 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
257 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
258 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
259 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
260 (vcondu<mode>): Likewise.
261 * doc/extend.texi: Document SSE4.2 built-in functions.
262 * doc/invoke.texi: Document -msse4.2/-msse4.
264 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
266 PR tree-optimization/32160
267 * tree-predcom.c (predcom_tmp_var): New function. Mark created
268 variable as gimple reg.
269 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
271 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
273 * gcc.c (main): Don't consider linker options when issuing the
274 warning about a linker input file not being used.
276 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
278 * tree-vrp.c (compare_names): Initialize sop.
280 2007-05-30 Dirk Mueller <dmueller@suse.de>
282 * cgraphunit.c (cgraph_analyze_function): Remove
283 computation of inline parameters.
285 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
289 2007-05-30 Richard Sandiford <richard@codesourcery.com>
291 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
292 Add vx-common.h. Include vxworks.h between vx-common.h and
294 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
296 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
297 (TARGET_ASM_DESTRUCTOR): Likewise.
298 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
299 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
300 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
301 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
302 (VXWORKS_ENDIAN_SPEC): Define.
303 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
304 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
305 VXWORKS_* equivalents.
306 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
307 (ASM_FILE_START): Delete.
308 (TARGET_VERSION): Reformat.
309 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
310 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
311 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
312 (FPBIT, DPBIT): Define.
313 (fp-bit.c, dp-bit.c): New rules.
314 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
315 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
316 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
317 * config/arm/arm.h: Include vxworks-dummy.h.
318 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
319 Mark with ATTRIBUTE_UNUSED.
320 (arm_override_options): Do not allow VxWorks RTP PIC to be used
321 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
322 make it incompatible with -msingle-pic-base.
323 (arm_function_ok_for_sibcall): Return false for calls that might
324 go through a VxWorks PIC PLT entry.
325 (require_pic_register): New function, split out from...
326 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
328 (arm_load_pic_register): Handle the VxWorks RTP initialization
329 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
330 (arm_emit_call_insn): New function.
331 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
332 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
333 (pic_offset_arm): New pattern.
334 (call, call_value): Use arm_emit_call_insn.
335 (call_internal, call_value_internal): New expanders.
336 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
337 VxWorks unless __PIC__.
339 2007-05-30 Eric Christopher <echristo@gmail.com>
341 * genrecog.c: Include regs.h in generated file.
342 * genemit.c: Ditto. Fix up formatting.
343 * config/mn10300/constraints.md: New.
344 * config/mn10300/mn10300.md: Include.
345 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
346 Fix up for removed macro.
347 * config/mn10300/predicates.md (call_address_operand): Ditto.
348 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
349 (CONST_OK_FOR_I): Ditto.
350 (CONST_OK_FOR_J): Ditto.
351 (CONST_OK_FOR_K): Ditto.
352 (CONST_OK_FOR_L): Ditto.
353 (CONST_OK_FOR_M): Ditto.
354 (CONST_OK_FOR_N): Ditto.
355 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
359 (EXTRA_CONSTRAINT): Ditto.
361 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
365 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
366 OPTION_MASK_ISA_64BIT.
367 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
369 2007-05-30 Richard Guenther <rguenther@suse.de>
372 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
373 types for comparison.
374 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
375 with original typed arguments.
376 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
378 2007-05-30 Jakub Jelinek <jakub@redhat.com>
380 PR tree-optimization/31769
381 * except.c (duplicate_eh_regions): Clear prev_try if
382 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
384 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
386 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
387 * tree-ssa-sink.c (statement_sink_location): Return basic block and
388 bsi of the location where statements should be inserted.
389 (sink_code_in_bb): Take bsi from statement_sink_location.
390 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
391 instead of bsi_start.
392 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
394 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
395 (bsi_move_before): Document inconsistency with bsi_move_after.
396 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
398 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.h (TARGET_ABM): New define.
401 (TARGET_POPCNT): Ditto.
402 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
403 New temporary defines to redefine from OPTION_ISA_* defines.
404 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
405 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
406 (ix86_isa_flags): New extern int declaration.
407 (TARGET_SUBTARGET_DEFAULT): New define.
408 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
409 (TARGET_SUBTARGET32_DEFAULT): Ditto.
410 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
411 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
412 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
413 * config/i386/darwin.h: Change TARGET_64BIT define to
416 * config/i386/i386.opt (m3dnowa): Define as undocumented option
417 using existing "ix86_isa_flags" varible.
418 (m32, m64): Use existing "ix86_isa_flags" variable.
419 (mmmx, m3dnow): Ditto.
420 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
421 (mabm): Define as non-negative option using "x86_abm" variable.
422 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
424 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
425 Rewrite feature test bitmap.
426 (ix86_isa_flags): New initialized global int varible.
427 (ix86_isa_flags_explicit): New static int variable.
428 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
429 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
430 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
431 target_flags_explicit.
432 (override_options): Remove "target_enable" and "target_disable" fields
433 from "struct ptt". Update processor_target_table accordingly. Remove
434 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
435 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
436 "target_flags" and "ix86_isa_flags_explicit" instead of
437 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
438 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
439 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
440 to true when either of PTA_POPCNT or PTA_ABM is set in
441 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
442 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
443 processor_alias_table flags entry. Remove handling of
444 "target_enable" and "target_disable" fields of processor_target_table.
445 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
446 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
447 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
448 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
449 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
451 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
453 2007-05-29 David Daney <ddaney@avtrex.com>
456 * config/mips/mips.c (mips_output_mi_thunk): Emit
457 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
459 2007-05-29 Hui-May Chang <hm.chang@apple.com>
460 * config/i386/i386.c (ix86_function_regparm): Added checking of
461 ix86_force_align_arg_pointer to determine the number of
464 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
466 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
467 (SET_DR_MISALIGNMENT): New.
468 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
469 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
470 Use SET_DR_MISALIGNMENT.
471 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
473 * tree-data-ref.c (create_data_ref, compute_all_dependences,
474 find_loop_nest): Export.
475 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
476 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
477 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
478 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
480 (struct mem_ref): Add field reuse_distance.
481 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
482 Initialize reuse_distance field.
483 (issue_prefetch_ref): Select temporality of prefetch according to
485 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
486 self_reuse_distance, determine_loop_nest_reuse): New functions.
487 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
488 (tree_ssa_prefetch_arrays): Dump L2 cache size.
489 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
492 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
494 * tree-ssa-alias.c: Add aliasing overview.
496 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
497 Danny Smith <dannysmith@users.sourceforge.net>
500 * config/i386/t-crtfm: Compile crtfastmath.o with
501 -minline-all-stringops.
502 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
503 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
505 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
507 * doc/md.texi: Document constraints on HP PA-RISC.
509 * pa/constraints.md: New file.
510 * pa.md: Include constraints.md.
511 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
512 (integer_store_memory_operand, ldil_cint_p): New functions.
513 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
514 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
515 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
516 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
517 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
519 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
522 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
523 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
524 case POSTDECREMENT_EXPR>): Return the error_mark_node
525 if either the real or imaginary parts would an
528 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
530 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
531 name when we remove it from a call.
533 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
535 * targhooks.c (default_narrow_bitfield): Remove.
536 * targhooks.h: Remove the prototype for
537 default_narrow_bitfield.
539 * langhooks-def.h: Remove the prototype for
540 hook_get_alias_set_0.
541 * langhooks.c (hook_get_alias_set_0): Remove.
543 * global.c (EXECUTE_IF_CONFLICT): Remove.
545 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
548 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
549 return true when truth_value_p is true and the type
552 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
554 * doc/install.texi (Prerequisites): We no longer require Autoconf
555 2.13 for the top-level.
557 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
559 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
560 memory access via x86_expand_vector_move_misalign() only for
561 TImode values on 32-bit targets.
563 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
565 * matrix-reorg.c: New file. Implement matrix flattening and
566 transposing optimization.
567 * tree-pass.h: Add matrix reorg pass.
568 * common.opt: Add fipa-mreorg flag.
569 * Makefile.in: Add matrix-reorg.c.
570 * passes.c: Add matrix reorg pass.
571 * varpool.c (add_new_static_var): New function.
572 * cgraph.h (add_new_static_var): Declare.
574 2007-05-27 Eric Christopher <echristo@apple.com>
576 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
577 sp_offset depending on stack size. Save r12 depending
578 on registers we're saving later.
579 (rs6000_emit_epilogue): Update sp_offset depending only
582 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
584 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
585 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
586 * ifcvt.c (if_convert): Ditto.
587 * tree-ssa-threadupdate.c (thread_block): Ditto.
588 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
589 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
590 verify_loop_closed_ssa): Check number_of_loops instead of
592 * predict.c (tree_estimate_probability): Ditto.
593 * tree-if-conv.c (main_tree_if_conversion): Ditto.
594 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
595 * modulo-sched.c (sms_schedule): Ditto.
596 * tree-scalar-evolution.c (scev_const_prop): Ditto.
597 (scev_finalize): Do not do anything if scev analysis was not
599 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
600 current_loops == NULL.
601 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
602 * loop-init.c (loop_optimizer_init): Do not free current_loops when
604 (loop_optimizer_finalize): Assert that loops were analyzed.
605 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
606 rtl_doloop): Check number_of_loops instead of current_loops.
607 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
608 current_loops == NULL.
609 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
610 gate_tree_vectorize tree_linear_transform, check_data_deps,
611 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
612 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
613 Check number_of_loops instead of current_loops.
614 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
615 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
616 free loops if available.
617 (execute_pre): Do not pass do_fre to fini_pre.
619 2007-05-27 Tobias Burnus <burnus@net-b.de>
622 * real.c (mpfr_from_real): Fix sign of -Inf.
624 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
626 * tree-vect-transform.c (vectorizable_conversion): Initialize
627 tree_code variables to ERROR_MARK.
628 (vectorizable_type_demotion): Likewise.
629 (vectorizable_type_promotion): Likewise.
631 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
634 * config/i386/i386.md (movti): Handle push operands via
637 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
639 * basic-block.h: Remove the prototype for merge_seq_blocks.
640 * cfgcleanup.c (merge_seq_blocks): Remove.
642 * tree-flow.h: Remove the prototype for is_aliased_with.
643 * tree-ssa-alias.c (is_aliased_with): Remove.
645 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
647 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
649 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
651 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
652 ix86_expand_sse4_unpack if SSE4.1 is enabled.
653 (vec_unpacks_hi_v16qi): Likewise.
654 (vec_unpacku_lo_v16qi): Likewise.
655 (vec_unpacks_lo_v16qi): Likewise.
656 (vec_unpacku_hi_v8hi): Likewise.
657 (vec_unpacks_hi_v8hi): Likewise.
658 (vec_unpacku_lo_v8hi): Likewise.
659 (vec_unpacks_lo_v8hi): Likewise.
660 (vec_unpacku_hi_v4si): Likewise.
661 (vec_unpacks_hi_v4si): Likewise.
662 (vec_unpacku_lo_v4si): Likewise.
663 (vec_unpacks_lo_v4si): Likewise.
665 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
667 * c-typeck.c, config/arm/arm.c, config/darwin.c,
668 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
669 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
670 follow spelling conventions in various
671 warning/error/diagnostic messages.
673 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
674 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
675 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
676 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
677 tree-vrp.c: Fix comment typos. Follow spelling conventions.
678 * doc/tm.texi: Follow spelling conventions.
680 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
683 * tree-ssa-forwprop.c
684 (forward_propagate_addr_into_variable_array_index): Remove
685 the lhs argument. Use the type of def_rhs instead of lhs.
686 (forward_propagate_addr_expr_1): Update use of
687 forward_propagate_addr_into_variable_array_index.
689 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
690 Nigel Stephens <nigel@mips.com>
692 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
693 function attributes, "far" being an alias for "long_call".
694 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
695 (mips_near_type_p, mips_far_type_p): New.
696 (mips_comp_type_attributes): New function to check that attributes
697 attached to a function type are compatible.
698 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
699 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
700 to the target function of the thunk.
701 (mips_encode_section_info): Check for "near" and "far" function
702 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
704 * config/mips/predicates.md (const_call_insn_operand): Test only
705 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
707 * doc/extend.texi (Function Attributes): Document MIPS "near" and
710 * testsuite/gcc.target/mips/near-far-1.c: New test case.
711 * testsuite/gcc.target/mips/near-far-2.c: New test case.
712 * testsuite/gcc.target/mips/near-far-3.c: New test case.
713 * testsuite/gcc.target/mips/near-far-4.c: New test case.
715 2007-05-25 Eric Christopher <echristo@apple.com>
717 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
718 to x86-darwin configurations.
719 * config/i386/t-darwin: Add softfp support.
720 * config/i386/t-darwin64: Ditto.
721 * config/i386/sfp-machine.h: If mach then don't use
722 aliasing, emit a stub to call.
724 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
726 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
727 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
728 tree-predcom.c, tree-ssa-alias-warnings.c,
729 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
730 comment typos. Follow spelling conventions.
731 * doc/cpp.texi, doc/invoke.texi: Fix typos.
733 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
736 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
737 constants into memory. Expand unaligned memory references for
738 SSE modes via x86_expand_vector_move_misalign() function.
740 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
743 "memory" attribute for "sseishft" type insn without operands[2].
745 2007-05-25 Dirk Mueller <dmueller@suse.de>
746 Marcus Meissner <meissner@suse.de>
748 * doc/extend.texi (alloc_size): New attribute.
749 * c-common.c (handle_alloc_size_attribute): New.
750 * tree-object-size.c (alloc_object_size): Use alloc_size
751 attribute, if available.
753 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
755 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
757 (__builtin_ia32_vec_ext_v2di): Likewise.
758 (__builtin_ia32_vec_ext_v4si): Likewise.
759 (__builtin_ia32_vec_ext_v8hi): Likewise.
760 (__builtin_ia32_vec_ext_v16qi): Likewise.
761 (__builtin_ia32_vec_set_v8hi): Likewise.
763 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
765 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
767 2007-05-25 Richard Sandiford <richard@codesourcery.com>
769 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
770 (arm_is_longcall_p): Rename to...
771 (arm_is_long_call_p): ...this. Take a single tree argument and
773 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
774 (CUMULATIVE_ARGS): Remove call_cookie.
775 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
776 (ENCODED_LONG_CALL_ATTR_P): Delete.
777 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
778 LONG_CALL_FLAG_CHAR cases.
779 (ARM_DECLARE_FUNCTION_SIZE): Delete.
780 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
781 ARM_DECLARE_FUNCTION_SIZE.
782 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
783 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
784 (arm_encode_call_attribute, current_file_function_operand): Delete.
785 (arm_function_in_section_p): New function.
786 (arm_is_longcall_p): Rename to...
787 (arm_is_long_call_p): ...this. Take the target function as a single
788 argument and return a bool. Do not rely on call cookies. Check
789 whether the target symbol is in the same section as the current
790 function, not just the same compilation unit.
791 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
792 (arm_encode_section_info): Don't encode a call type.
793 * config/arm/arm.md (call, call_value): Update calls to
794 arm_is_long(_)call_p. Simplify logic.
795 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
796 Update calls to arm_is_long(_)call_p.
798 2007-05-25 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/31982
801 * tree-ssa-forwprop.c
802 (forward_propagate_addr_into_variable_array_index): Handle arrays
803 with element size one.
805 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
807 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
808 (umulsi3_highpart): Likewise.
810 2007-05-24 Ian Lance Taylor <iant@google.com>
812 PR rtl-optimization/32069
813 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
816 2007-05-24 Ollie Wild <aaw@google.com>
818 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
821 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
823 * postreload-gcse.c (reg_changed_after_insn_p): New function.
824 (oprs_unchanged_p): Use it to check all registers in a REG.
825 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
826 (reg_set_between_after_reload_p): Delete.
827 (reg_used_between_after_reload_p): Likewise.
828 (reg_set_or_used_since_bb_start): Likewise.
829 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
830 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
831 Use reg_set_between_p instead of reg_set_between_after_reload_p.
832 * rtlanal.c (reg_set_p): Check whether REG overlaps
833 regs_invalidated_by_call, rather than just checking the
834 membership of REGNO (REG).
836 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
838 * doc/passes.texi: Document predictive commoning.
839 * doc/invoke.texi (-fpredictive-commoning): Document.
840 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
841 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
842 adding indices to the generated name.
843 (schedule_sm): Pass 0 to get_lsm_tmp_name.
844 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
845 * tree-pretty-print.c (op_symbol_1): Renamed to ...
846 (op_symbol_code): ... and exported.
847 (dump_omp_clause, op_symbol): Use op_symbol_code
848 instead of op_symbol_1.
849 * tree-pass.h (pass_predcom): Declare.
850 * timevar.def (TV_PREDCOM): New timevar.
851 * tree-ssa-loop.c (run_tree_predictive_commoning,
852 gate_tree_predictive_commoning, pass_predcom): New.
853 * tree-data-ref.c (find_data_references_in_loop): Find the
854 references in dominance order.
855 (canonicalize_base_object_address): Ensure that the result has
857 (dr_analyze_innermost): Export.
858 (create_data_ref): Code to fail for references with invariant
860 (find_data_references_in_stmt): ... here.
861 * tree-data-ref.h (dr_analyze_innermost): Declare.
862 * tree-affine.c: Include tree-gimple.h and hashtab.h.
863 (aff_combination_find_elt, name_expansion_hash,
864 name_expansion_eq, tree_to_aff_combination_expand,
865 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
867 * tree-affine.h (aff_combination_constant_multiple_p,
868 tree_to_aff_combination_expand): Declare.
869 * tree-predcom.c: New file.
870 * common.opt (fpredictive-commoning): New option.
871 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
872 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
873 * Makefile.in (tree-predcom.o): Add.
874 (tree-affine.o): Add TREE_GIMPLE_H dependency.
875 * passes.c (init_optimization_passes): Add dceloop after
876 copy propagation in loop optimizer. Add predictive commoning
877 to loop optimizer passes.
879 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
881 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
884 2007-05-24 Jan Hubicka <jh@suse.cz>
886 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
888 (genheader): Include statistics.h.
890 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
892 * print-rtl.c (flag_dump_unnumbered): Update comments.
893 (print_rtl): Fix my previous change.
894 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
897 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
900 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
902 (thread_through_all_blocks): Call initialize_original_copy_tables
903 and free_original_copy_tables.
904 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
906 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
907 * cfghooks.c (duplicate_block): Use get_loop_copy.
908 * cfg.c: Include cfgloop.h.
909 (loop_copy): New hash table.
910 (initialize_original_copy_tables): Initialize loop_copy table.
911 (free_original_copy_tables): Free loop_copy table.
912 (copy_original_table_clear, copy_original_table_set,
913 set_loop_copy, get_loop_copy): New functions.
914 (set_bb_original, set_bb_copy): Use copy_original_table_set.
915 * cfgloop.h (struct loop): Remove copy field.
916 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
917 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
919 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
921 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
924 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
926 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
927 __builtin_ia32_vec_set_v2di with MASK_64BIT.
929 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
932 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
933 * targhooks.h (default_mangle_decl_assembler_name): Declare
935 * targhooks.c (default_mangle_decl_assembler_name): Define
937 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
939 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
940 * langhooks.c (lhd_set_decl_assembler_name): Call
941 targetm.mangle_decl_assembler_name for names with global scope.
943 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
945 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
946 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
948 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
949 New. Factored out of i386_pe_encode_section_info.
950 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
951 Move check for prior decoration of stdcall
952 symbols to i386_pe_encode_section_info.
953 (i386_pe_encode_section_info): Adjust call to
954 gen_stdcall_or_fastcall_suffix. Use
955 i386_pe_maybe_mangle_decl_assembler_name, if needed.
956 (i386_pe_mangle_decl_assembler_name): New. Wrap
957 i386_pe_maybe_mangle_decl_assembler_name.
959 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
961 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
962 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
963 * langhooks.c (get_signed_or_unsigned_type): Don't check for
964 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
965 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
968 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
969 Nigel Stephens <nigel@mips.com>
970 Richard Sandiford <richard@codesourcery.com>
972 Fix up MIPS16 hard float and add support for complex.
974 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
975 (TARGET_SOFT_FLOAT_ABI): New.
976 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
977 __mips_soft_float to reflect the ABI in use, not whether the
978 FPU is directly accessible (e.g., in MIPS16 mode).
979 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
980 (UNITS_PER_FPVALUE): Likewise.
982 * config/mips/mips.c (mips_expand_call): Remove redundant
984 (mips_arg_regno): New.
985 (function_arg_advance): When setting bits in cum->fp_code for
986 MIPS16, don't subtract 1 from cum->arg_number, since it is now
988 (function_arg): Use mips_arg_regno.
989 (mips_return_mode_in_fpr_p): New.
990 (mips16_call_stub_mode_suffix): New.
991 (mips16_cfun_returns_in_fpr_p): New.
992 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
993 (mips_output_function_prologue): Test mips16_hard_float, not
994 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
995 (mips_expand_epilogue): Call MIPS16 helper routines to copy
996 return value into a floating-point register.
997 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
998 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
999 (mips16_fp_args): Handle MIPS32r2 ISA which supports
1000 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
1001 word of double arguments from or to the high bits of 64-bit
1002 floating point registers.
1003 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
1004 (mips16_fpret_double): New helper function.
1005 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
1006 support for complex modes. Fill in DECL_RESULT for stubdecl.
1007 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
1009 * config/mips/mips16.S
1010 (RET, ARG1, ARG2): New.
1011 (MERGE_GPRf, MERGE_GPRt): New.
1012 (DELAYt, DELAYf): New.
1013 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
1014 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
1015 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
1016 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
1017 (SFOP): Renamed to...
1018 (OPSF3): This, and macro-ified. Updated all uses.
1019 (SFOP2): Renamed to...
1020 (OPSF2): This, and macro-ified. Updated all uses.
1021 (SFCMP): Renamed to...
1022 (CMPSF): This, and macro-ified. Updated all uses.
1023 (SFREVCMP): Renamed to...
1024 (REVCMPSF): This, and macro-ified. Updated all uses.
1025 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
1026 (LDDBL1, LDDBL2, RETDBL): Deleted.
1027 (DFOP): Renamed to...
1028 (OPDF3): This, and macro-ified. Updated all uses.
1029 (DFOP2): Renamed to...
1030 (OPDF2): This, and macro-ified. Updated all uses.
1031 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
1032 (DFCMP): Renamed to...
1033 (CMPDF): This, and macro-ified. Updated all uses.
1034 (DFREVCMP): Renamed to...
1035 (REVCMPDF): This, and macro-ified. Updated all uses.
1036 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
1037 (RET_FUNCTION): New.
1038 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
1039 (__mips16_ret_sc, __mips16_ret_dc): New.
1040 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
1041 STUB_ARGS_6, STUB_ARGS_10): New.
1042 (CALL_STUB_NO_RET): New.
1043 (__mips16_call_stub_1): Macro-ified.
1044 (__mips16_call_stub_5): Macro-ified.
1045 (__mips16_call_stub_2): Macro-ified.
1046 (__mips16_call_stub_6): Macro-ified.
1047 (__mips16_call_stub_9): Macro-ified.
1048 (__mips16_call_stub_10): Macro-ified.
1049 (CALL_STUB_RET): New.
1050 (__mips16_call_stub_sf_0): Macro-ified.
1051 (__mips16_call_stub_sf_1): Macro-ified.
1052 (__mips16_call_stub_sf_5): Macro-ified.
1053 (__mips16_call_stub_sf_2): Macro-ified.
1054 (__mips16_call_stub_sf_6): Macro-ified.
1055 (__mips16_call_stub_sf_9): Macro-ified.
1056 (__mips16_call_stub_sf_10): Macro-ified.
1057 (__mips16_call_stub_df_0): Macro-ified.
1058 (__mips16_call_stub_df_1): Macro-ified.
1059 (__mips16_call_stub_df_5): Macro-ified.
1060 (__mips16_call_stub_df_2): Macro-ified.
1061 (__mips16_call_stub_df_6): Macro-ified.
1062 (__mips16_call_stub_df_9): Macro-ified.
1063 (__mips16_call_stub_df_10): Macro-ified.
1064 (__mips16_call_stub_sc_0): New.
1065 (__mips16_call_stub_sc_1): New.
1066 (__mips16_call_stub_sc_5): New.
1067 (__mips16_call_stub_sc_2): New.
1068 (__mips16_call_stub_sc_6): New.
1069 (__mips16_call_stub_sc_9): New.
1070 (__mips16_call_stub_sc_10): New.
1071 (__mips16_call_stub_dc_0): New.
1072 (__mips16_call_stub_dc_1): New.
1073 (__mips16_call_stub_dc_5): New.
1074 (__mips16_call_stub_dc_2): New.
1075 (__mips16_call_stub_dc_6): New.
1076 (__mips16_call_stub_dc_9): New.
1077 (__mips16_call_stub_dc_10): New.
1079 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
1080 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
1081 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
1083 2007-05-23 Ian Lance Taylor <iant@google.com>
1085 * doc/invoke.texi (Invoking GCC): Document that the order of the
1088 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
1091 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
1092 * config/score/predicate.md (const_pow2, const_npow2): Remove.
1093 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
1097 * config/score/score.c (score_print_operand): Make sure that only
1098 lower bits are used.
1100 2007-05-22 Ian Lance Taylor <iant@google.com>
1102 * tree-vrp.c (avoid_overflow_infinity): New static function,
1103 broken out of set_value_range_to_value.
1104 (set_value_range_to_value): Call avoid_overflow_infinity.
1105 (extract_range_from_assert): Likewise.
1107 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
1110 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
1111 change the type before looking for a COMPOUND_EXPR.
1113 2007-05-22 Ian Lance Taylor <iant@google.com>
1115 * lower-subreg.c (decompose_multiword_subregs): If we change an
1116 insn, call remove_retval_note on it.
1118 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1120 * regs.h (end_hard_regno): New function.
1121 (END_HARD_REGNO, END_REGNO): New macros.
1122 (add_to_hard_reg_set): New function.
1123 (remove_from_hard_reg_set): Likewise.
1124 (in_hard_reg_set_p): Likewise.
1125 (overlaps_hard_reg_set_p): Likewise.
1126 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
1127 (note_btr_set): Use END_HARD_REGNO.
1128 * caller-save.c (setup_save_areas): Use end_hard_regno.
1129 (mark_set_regs): Use END_HARD_REGNO.
1130 (add_stored_regs): Use end_hard_regno.
1131 (mark_referenced_regs): Use add_to_hard_reg_set.
1132 * combine.c (update_table_tick): Use END_REGNO.
1133 (record_value_for_reg): Likewise.
1134 (record_dead_and_set_regs): Likewise.
1135 (get_last_value_validate): Likewise.
1136 (use_crosses_set_p): Likewise.
1137 (reg_dead_at_p_1): Likewise.
1138 (reg_dead_at_p): Likewise.
1139 (mark_used_regs_combine): Use add_to_hard_reg_set.
1140 (move_deaths): Use END_HARD_REGNO.
1141 (reg_bitfield_target_p): Use end_hard_regno.
1142 (distribute_notes): Use END_HARD_REGNO.
1143 * cse.c (mention_regs): Use END_REGNO.
1144 (insert): Use add_to_hard_reg_set.
1145 (invalidate): Use END_HARD_REGNO.
1146 (invalidate_for_call): Likewise.
1147 (exp_equiv_p): Use END_REGNO.
1148 (cse_insn): Likewise.
1149 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
1150 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
1151 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
1152 * function.c (keep_stack_depressed): Use end_hard_regno.
1153 * global.c (global_alloc): Use end_hard_regno.
1154 (global_conflicts): Use add_to_hard_reg_set instead of
1156 (find_reg): Likewise.
1157 (mark_reg_store): Likewise.
1158 (mark_reg_conflicts): Likewise.
1159 (mark_reg_death): Use remove_from_hard_reg_set.
1160 (mark_reg_live_nc): Delete.
1161 (set_preference): Use end_hard_regno.
1162 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
1163 remove_from_hard_reg_set.
1164 (post_mark_life): Use add_to_hard_reg_set.
1165 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
1166 (reg_becomes_live): Use add_to_hard_reg_set.
1167 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
1168 (peep2_find_free_register): Use add_to_hard_reg_set.
1169 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
1170 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
1171 * regrename.c (note_sets): Use add_to_hard_reg_set.
1172 (clear_dead_regs): Use remove_from_hard_reg_set.
1173 (regrename_optimize): Use add_to_hard_reg_set.
1174 (find_oldest_value_reg): Use in_hard_reg_set_p.
1175 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
1176 (hard_reg_set_here_p): Use end_hard_regno.
1177 (decompose): Likewise.
1178 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
1179 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
1180 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
1181 (mark_home_live): Use end_hard_regno.
1182 (spill_hard_reg): Likewise.
1183 (clear_reload_reg_in_use): Likewise.
1184 * reorg.c (delete_prior_computation): Use END_REGNO.
1185 * resource.c (update_live_status): Use END_HARD_REGNO.
1186 (mark_referenced_resources): Use add_to_hard_reg_set.
1187 (mark_set_resources): Likewise.
1188 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
1189 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
1190 (reg_overlap_mentioned_p): Likewise.
1191 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
1192 (covers_regno_no_parallel_p): Use END_REGNO.
1193 (find_regno_note): Likewise.
1194 (find_reg_fusage): Use END_HARD_REGNO.
1195 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
1196 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
1198 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
1200 * mode-switching.c (reg_dies): Change type of second argument to
1202 (optimize_mode_switching): Update accordingly.
1204 2007-05-22 Richard Sandiford <richard@codesourcery.com>
1206 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
1208 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
1209 (hard_reg_set_empty_p): ...these new functions.
1210 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
1211 GO_IF_HARD_REG_SUBSET.
1212 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
1213 instead of GO_IF_HARD_REG_EQUAL.
1214 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
1215 instead of GO_IF_HARD_REG_EQUAL.
1216 * global.c (find_reg): Use hard_reg_set_empty_p instead of
1217 GO_IF_HARD_REG_SUBSET.
1218 (modify_reg_pav): Use hard_reg_set_empty_p instead of
1219 GO_IF_HARD_REG_EQUAL.
1220 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
1221 of GO_IF_HARD_REG_SUBSET.
1222 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
1223 instead of GO_IF_HARD_REG_EQUAL.
1224 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
1225 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
1226 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
1227 of GO_IF_HARD_REG_SUBSET,
1228 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
1229 GO_IF_HARD_REG_SUBSET.
1230 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
1231 instead of GO_IF_HARD_REG_EQUAL.
1232 * config/sh/sh.c (push_regs, calc_live_regs): Use
1233 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
1234 (hard_regs_intersect_p): Delete.
1236 2007-05-22 Janis Johnson <janis187@us.ibm.com>
1238 * doc/sourcebuild.texi (Test Directives) Add dg-message.
1240 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
1241 Richard Henderson <rth@redhat.com>
1243 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
1245 (x86_64-*-*): Likewise.
1247 * i386/i386-modes.def (V2QI): New.
1249 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
1251 (override_options): Support SSE4.1.
1252 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
1253 (IX86_BUILTIN_BLENDPS): Likewise.
1254 (IX86_BUILTIN_BLENDVPD): Likewise.
1255 (IX86_BUILTIN_BLENDVPS): Likewise.
1256 (IX86_BUILTIN_PBLENDVB128): Likewise.
1257 (IX86_BUILTIN_PBLENDW128): Likewise.
1258 (IX86_BUILTIN_DPPD): Likewise.
1259 (IX86_BUILTIN_DPPS): Likewise.
1260 (IX86_BUILTIN_INSERTPS128): Likewise.
1261 (IX86_BUILTIN_MOVNTDQA): Likewise.
1262 (IX86_BUILTIN_MPSADBW128): Likewise.
1263 (IX86_BUILTIN_PACKUSDW128): Likewise.
1264 (IX86_BUILTIN_PCMPEQQ): Likewise.
1265 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
1266 (IX86_BUILTIN_PMAXSB128): Likewise.
1267 (IX86_BUILTIN_PMAXSD128): Likewise.
1268 (IX86_BUILTIN_PMAXUD128): Likewise.
1269 (IX86_BUILTIN_PMAXUW128): Likewise.
1270 (IX86_BUILTIN_PMINSB128): Likewise.
1271 (IX86_BUILTIN_PMINSD128): Likewise.
1272 (IX86_BUILTIN_PMINUD128): Likewise.
1273 (IX86_BUILTIN_PMINUW128): Likewise.
1274 (IX86_BUILTIN_PMOVSXBW128): Likewise.
1275 (IX86_BUILTIN_PMOVSXBD128): Likewise.
1276 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
1277 (IX86_BUILTIN_PMOVSXWD128): Likewise.
1278 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
1279 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
1280 (IX86_BUILTIN_PMOVZXBW128): Likewise.
1281 (IX86_BUILTIN_PMOVZXBD128): Likewise.
1282 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
1283 (IX86_BUILTIN_PMOVZXWD128): Likewise.
1284 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
1285 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
1286 (IX86_BUILTIN_PMULDQ128): Likewise.
1287 (IX86_BUILTIN_PMULLD128): Likewise.
1288 (IX86_BUILTIN_ROUNDPD): Likewise.
1289 (IX86_BUILTIN_ROUNDPS): Likewise.
1290 (IX86_BUILTIN_ROUNDSD): Likewise.
1291 (IX86_BUILTIN_ROUNDSS): Likewise.
1292 (IX86_BUILTIN_PTESTZ): Likewise.
1293 (IX86_BUILTIN_PTESTC): Likewise.
1294 (IX86_BUILTIN_PTESTNZC): Likewise.
1295 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
1296 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
1297 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
1298 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
1299 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
1301 (bdesc_sse_3arg): Likewise.
1302 (bdesc_2arg): Likewise.
1303 (bdesc_1arg): Likewise.
1304 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
1306 (ix86_expand_sse_4_operands_builtin): New.
1307 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
1308 smaller than 8 bits as the 2nd arg.
1309 (ix86_expand_sse_ptest): New.
1310 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
1311 (ix86_expand_vector_set): Support SSE4.1.
1312 (ix86_expand_vector_extract): Likewise.
1314 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1315 __SSE4_1__ for -msse4.1.
1317 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
1318 (UNSPEC_INSERTPS): Likewise.
1319 (UNSPEC_DP): Likewise.
1320 (UNSPEC_MOVNTDQA): Likewise.
1321 (UNSPEC_MPSADBW): Likewise.
1322 (UNSPEC_PHMINPOSUW): Likewise.
1323 (UNSPEC_PTEST): Likewise.
1324 (UNSPEC_ROUNDP): Likewise.
1325 (UNSPEC_ROUNDS): Likewise.
1327 * config/i386/i386.opt (msse4.1): New for SSE4.1.
1329 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
1330 (const_pow2_1_to_32768_operand): Likewise.
1332 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
1335 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
1337 (sse4_1_insertps): Likewise.
1338 (*sse4_1_extractps): Likewise.
1339 (sse4_1_ptest): Likewise.
1340 (sse4_1_mulv2siv2di3): Likewise.
1341 (*sse4_1_mulv4si3): Likewise.
1342 (*sse4_1_smax<mode>3): Likewise.
1343 (*sse4_1_umax<mode>3): Likewise.
1344 (*sse4_1_smin<mode>3): Likewise.
1345 (*sse4_1_umin<mode>3): Likewise.
1346 (sse4_1_eqv2di3): Likewise.
1347 (*sse4_1_pinsrb): Likewise.
1348 (*sse4_1_pinsrd): Likewise.
1349 (*sse4_1_pinsrq): Likewise.
1350 (*sse4_1_pextrb): Likewise.
1351 (*sse4_1_pextrb_memory): Likewise.
1352 (*sse4_1_pextrw_memory): Likewise.
1353 (*sse4_1_pextrq): Likewise.
1354 (sse4_1_blendpd): Likewise.
1355 (sse4_1_blendps): Likewise.
1356 (sse4_1_blendvpd): Likewise.
1357 (sse4_1_blendvps): Likewise.
1358 (sse4_1_dppd): Likewise.
1359 (sse4_1_dpps): Likewise.
1360 (sse4_1_movntdqa): Likewise.
1361 (sse4_1_mpsadbw): Likewise.
1362 (sse4_1_packusdw): Likewise.
1363 (sse4_1_pblendvb): Likewise.
1364 (sse4_1_pblendw): Likewise.
1365 (sse4_1_phminposuw): Likewise.
1366 (sse4_1_extendv8qiv8hi2): Likewise.
1367 (*sse4_1_extendv8qiv8hi2): Likewise.
1368 (sse4_1_extendv4qiv4si2): Likewise.
1369 (*sse4_1_extendv4qiv4si2): Likewise.
1370 (sse4_1_extendv2qiv2di2): Likewise.
1371 (*sse4_1_extendv2qiv2di2): Likewise.
1372 (sse4_1_extendv4hiv4si2): Likewise.
1373 (*sse4_1_extendv4hiv4si2): Likewise.
1374 (sse4_1_extendv2hiv2di2): Likewise.
1375 (*sse4_1_extendv2hiv2di2): Likewise.
1376 (sse4_1_extendv2siv2di2): Likewise.
1377 (*sse4_1_extendv2siv2di2): Likewise.
1378 (sse4_1_zero_extendv8qiv8hi2): Likewise.
1379 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
1380 (sse4_1_zero_extendv4qiv4si2): Likewise.
1381 (*sse4_1_zero_extendv4qiv4si2): Likewise.
1382 (sse4_1_zero_extendv2qiv2di2): Likewise.
1383 (*sse4_1_zero_extendv2qiv2di2): Likewise.
1384 (sse4_1_zero_extendv4hiv4si2): Likewise.
1385 (*sse4_1_zero_extendv4hiv4si2): Likewise.
1386 (sse4_1_zero_extendv2hiv2di2): Likewise.
1387 (*sse4_1_zero_extendv2hiv2di2): Likewise.
1388 (sse4_1_zero_extendv2siv2di2): Likewise.
1389 (*sse4_1_zero_extendv2siv2di2): Likewise.
1390 (sse4_1_roundpd): Likewise.
1391 (sse4_1_roundps): Likewise.
1392 (sse4_1_roundsd): Likewise.
1393 (sse4_1_roundss): Likewise.
1394 (mulv4si3): Don't expand for SSE4.1.
1395 (smax<mode>3): Likewise.
1396 (umaxv4si3): Likewise.
1397 (uminv16qi3): Likewise.
1398 (umin<mode>3): Likewise.
1399 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
1401 * doc/extend.texi: Document SSE4.1 built-in functions.
1403 * doc/invoke.texi: Document -msse4.1.
1405 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
1407 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
1408 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
1409 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
1410 (ASM_SPEC): Add asm_pcrel_spec.
1411 (EXTRA_SPECS): Add asm_pcrel_spec.
1413 2007-05-21 David Daney <ddaney@avtrex.com>
1415 * doc/install.texi (Building a cross compiler): Add requirements
1416 for Java cross compiler.
1418 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1421 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
1422 Add loopno argument. Use evolution_function_is_invariant_rec_p
1423 instead of evolution_function_is_constant_p.
1424 Update calls to evolution_function_is_affine_multivariate_p.
1425 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
1426 Add loopno argument.
1427 * tree-scalar-evolution.c (gather_chrec_stats): Call
1428 evolution_function_is_affine_multivariate_p with a loop
1430 * tree-data-ref.c (analyze_miv_subscript): Likewise.
1431 (analyze_overlapping_iterations): Likewise.
1432 (access_functions_are_affine_or_constant_p): Likewise.
1433 (build_classic_dist_vector_1): If the access functions
1434 are equal, don't do anything.
1436 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
1437 Paolo Carlini <pcarlini@suse.de>
1438 Uros Bizjak <ubizjak@gmail.com>
1440 * c-cppbuiltin.c (c_cpp_builtins): Define
1441 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
1442 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
1443 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
1444 * doc/cpp.texi ([Standard Predefined Macros]): Document.
1446 2007-05-21 Mike Stump <mrs@apple.com>
1448 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
1450 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
1452 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
1454 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
1455 implementation if __OPTIMIZE__ is not defined.
1456 (_mm_alignr_pi8): Ditto.
1457 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1458 (_mm_inserti_si64): Ditto.
1459 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1460 (_mm_slli_epi16): Ditto.
1461 (_mm_slli_epi32): Ditto.
1462 (_mm_slli_epi64): Ditto.
1463 (_mm_srai_epi16): Ditto.
1464 (_mm_srai_epi32): Ditto.
1465 (_mm_srli_si128): Ditto.
1466 (_mm_slli_si128): Ditto.
1467 (_mm_srli_epi16): Ditto.
1468 (_mm_srli_epi32): Ditto.
1469 (_mm_srli_epi64): Ditto.
1470 (_mm_extract_epi16): Ditto.
1471 (_mm_insert_epi16): Ditto.
1472 (_mm_shufflehi_epi16): Ditto.
1473 (_mm_shufflelo_epi16): Ditto.
1474 (_mm_shuffle_epi32): Ditto.
1475 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
1477 (_mm_insert_pi16): Ditto.
1479 (_mm_shuffle_pi16): Ditto.
1481 (_mm_shufle_ps): Ditto.
1482 (_mm_prefetch): Ditto.
1484 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
1486 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
1487 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
1488 * real.c (encode_i370_single, decode_i370_single,
1489 encode_i370_double, decode_i370_double): Functions removed.
1490 (i370_single_format, i370_double_format): Initializations removed.
1491 (real_maxval, round_for_format, exact_real_truncate, significand_size):
1492 Consider the log2_b field to always be one.
1493 (ieee_single_format, mips_single_format, coldfire_single_format,
1494 ieee_double_format, mips_double_format, coldfire_double_format,
1495 ieee_extended_motorola_format, ieee_extended_intel_96_format,
1496 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
1497 ibm_extended_format, mips_extended_format, ieee_quad_format,
1498 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
1499 decimal_single_format, decimal_double_format, decimal_quad_format,
1500 c4x_single_format, c4x_extended_format, real_internal_format): Remove
1501 initialization of log2_b.
1502 * real.h (i370_single_format, i370_double_format): Declarations removed.
1503 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
1504 field to always be one.
1506 2007-05-21 Andreas Schwab <schwab@suse.de>
1508 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
1509 NOTE_INSN_BASIC_BLOCK_P.
1510 (process_for_unwind_directive): Likewise.
1512 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
1514 * builtins.c (expand_builtin_setjmp_setup): Update comment.
1515 * function.h (struct function): Move va_list_gpr_size,
1516 va_list_fpr_size, function_frequency to front of bitfields. Add
1518 (current_function_calls_unwind_init): New.
1519 * except.c (expand_builtin_unwind_init): Set
1520 current_function_calls_unwind_init not
1521 current_function_has_nonlocal_label.
1522 * reload1.c (has_nonexceptional_receiver): New.
1523 (reload): Use it and current_function_calls_unwind_init to
1524 determine whether call-saved regs must be saved.
1526 2007-05-20 Jan Hubicka <jh@suse.cz>
1528 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
1529 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1530 * ddg.c (create_ddg): LIkewise.
1531 * final.c (final): Remove hunk moving line numbernotes around since
1532 they are no longer present at this stage.
1533 (final_scan_insn): Use NOTE_KIND instead of
1534 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1535 (output_asm_label): Likewise.
1536 * reorg.c (dbr_schedule): Likewise.
1537 * haifa-sched.c (unlink_other_notes): Likewise.
1538 * mode-switching.c (optimize_mode_switching): Likewise.
1539 * graph.c (start_bb): Likewise.
1540 * rtl.def (NOTE): Update description.
1541 * jump.c (squeeze_notes): Delete.
1542 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
1543 NOTE_INSN_BASIC_BLOCK_P when possible.
1544 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
1545 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
1546 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
1547 (dwarf2out_var_location): Likewise.
1548 * cfgbuild.c (make_edges): Likewise.
1549 (find_basic_blocks_1): Likewise.
1550 * function.c (reorder_blocks_1): Likewise.
1551 (epilogue_done): Likewise.
1552 (reposition_prologue_and_epilogue_notes): Likewise.
1553 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
1555 (print_rtl): Likewise.
1556 (print_rtl_single): Likewise.
1557 * gcse.c (insert_insn_start_bb): Likewise.
1558 * alias.c (init_alias_analysis): Likewise.
1559 * calls.c (fixup_tail_calls): Likewise.
1560 * except.c (sjlj_emit_function_enter): Likewise.
1561 * emit-rtl.c (add_insn_after): Likeiwse.
1562 (emit_label_before): Likewise.
1563 (emit_label_after): Likewise.
1564 (emit_note_before, emit_note_after, emit_note): Update
1565 parameter to be enum insn_note; do not deal with source
1567 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
1568 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
1570 (merge_blocks_move_successor_nojumps): Simplify now when
1571 we don't have BLOCK notes.
1572 (try_optimize_cfg): Likewise.
1573 * cfglayout.c (skip_insns_after_block): Likewise.
1574 (record_effective_endpoints): Likewise.
1575 (duplicate_insn_chain): Likewise.
1576 * varasm.c (output_constant_pool_1): Likewise.
1577 * sched-deps.c (sched_analyze): Likewise.
1578 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
1580 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
1581 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
1582 (SET_INSN_DELETED): Simplify.
1583 (NOTE_LINE_NUMBER): Exterminate.
1584 (NOTE_LINE_KIND): New.
1585 (NOTE_INSN_BASIC_BLOCK_P): Update.
1586 (enum insn_note): Simplify.
1587 (GET_NOTE_INSN_NAME) Simplify.
1588 (emit_note_before, emit_note_after, emit_note): Update prototype.
1589 (squeeze_notes): Remove.
1590 * sched-int.h (NOTE_NOT_BB_P): Update.
1591 * resource.c (mark_target_live_regs): Update.
1592 * sched-rgn.c (debug_dependencies): Update.
1593 * sched-vis.c (print_insn): Update.
1594 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
1595 * config/i386/i386.c (ix86_output_function_epilogue): Update.
1596 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
1597 (TARGET_ADJUST_UNROLL_MAX): Likewise.
1598 (split_branches): Update.
1599 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
1601 (sh_adjust_unroll_max): Exterminate.
1602 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
1603 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
1604 (m68hc11_reorg): Likewise.
1605 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
1606 (emit_predicate_relation_info): Update.
1607 (process_for_unwind_directive): Update.
1608 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
1609 (output_call): Update.
1610 * config/pa/pa.c (output_lbranch): Update.
1611 (output_millicode_call): Update.
1612 (output_call): Update.
1613 (pa_combine_instructions): Update.
1614 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
1615 * config/bfin/bfin.c (gen_one_bundle): Update.
1616 * cfgrtl.c (can_delete_note_p): Update.
1617 (delete_insn): Update.
1618 (rtl_merge_blocks): Update.
1619 (commit_one_edge_insertion): Update.
1620 (rtl_verify_flow_info): Update.
1621 * stmt.c (expand_case): Do not call squeeze_notes.
1623 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1630 * c.opt (Wtype-limits): New.
1631 * doc/invoke.texi (Wtype-limits): Document it.
1632 (Wextra): Enabled by -Wextra.
1633 * c-opts.c (c_common_post_options): Enabled by -Wextra.
1634 * c-common.c (shorten_compare): Warn with Wtype-limits.
1636 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
1639 inlined function, not as a macro.
1640 (_mm_alignr_pi8): Ditto.
1641 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
1642 (_mm_inserti_si64): Ditto.
1643 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
1644 (_mm_extract_epi16): Ditto.
1645 (_mm_insert_epi16): Ditto.
1646 (_mm_shufflehi_epi16): Ditto.
1647 (_mm_shufflelo_epi16): Ditto.
1648 (_mm_shuffle_epi32): Ditto.
1649 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
1650 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
1652 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
1654 (_m_to_float): Use C89 compatible assignment.
1656 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
1659 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
1661 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1664 * doc/invoke.texi (Wreturn-type): Complete description.
1665 (Wextra): Delete item about return-type warning.
1666 * c-decl.c: Delete redundant Wextra warning.
1668 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
1671 * config/i386/pmmintrin.h: Do not include xmmintrin.h
1672 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
1673 inlined function, not as a macro.
1674 (_mm_prefetch): Ditto.
1676 (_mm_insert_pi16): Ditto.
1678 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
1679 (_m_pshufw): Ditto. Add const to __N argument.
1680 (_mm_shufle_ps): Ditto. Add const to __mask argument.
1681 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
1682 (_mm_slli_epi32): Ditto.
1683 (_mm_srli_si128): Implement as always inlined function, not as a macro.
1684 Add __inline to function declaration.
1685 (_mm_slli_si128): Ditto.
1687 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
1690 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
1692 (struct fenv): New structure.
1693 (FP_HANDLE_EXCEPTIONS): New define.
1694 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
1695 (_FP_DECL_EXP): New define.
1696 (FP_INIT_ROUNDMODE): New define.
1697 (FP_ROUNDMODE): New define.
1699 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1701 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
1702 (Wconversion): Update description.
1703 (Wconversion-sign): New.
1704 * c.opt (Wconversion-sign): New.
1705 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
1706 means disabled for C++. Otherwise, take the status of Wconversion.
1707 * c-common.c (conversion_warning): Warn with either Wconversion or
1709 (warnings_for_convert_and_check): Conditions are already checked by
1711 (convert_and_check): Don't check warnings if the conversion failed.
1713 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
1714 Anatoly Sokolov <aesok@dol.ru>
1716 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
1717 avr_epilogue_uses) : Add declaration.
1718 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
1719 * config/avr/constraints.md (R): New constraint.
1720 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
1721 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
1722 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
1723 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
1724 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
1725 call_prologue_saves, epilogue_restores, return_from_epilogue,
1726 return_from_main_epilogue, return_from_interrupt_epilogue,
1727 return_from_naked_epilogue, prologue, epilogue): New patterns.
1728 (jump): Handle symbol reference.
1729 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
1730 avr_output_function_prologue, avr_output_function_epilogue): Remove
1732 (avr_init_machine_status, expand_prologue, expand_epilogue,
1733 avr_asm_function_end_prologue, avr_epilogue_uses,
1734 avr_asm_function_begin_epilogue): New functions.
1735 (prologue_size, epilogue_size, jump_tables_size): Remove global
1737 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
1738 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
1739 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
1740 (avr_override_options): Initialise init_machine_status.
1741 (output_movhi): Handle all stack pointer loads.
1742 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
1743 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
1744 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
1745 (EPILOGUE_USES) Redefine.
1746 (machine_function) Declare.
1748 2007-05-19 Richard Sandiford <richard@codesourcery.com>
1750 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
1751 Use a single return statement.
1753 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1756 * builtins.c (do_mpfr_lgamma_r): New.
1757 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
1758 * tree.h (CASE_FLT_FN_REENT): New.
1760 2007-05-18 Geoffrey Keating <geoffk@apple.com>
1762 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
1763 (output_die): Use 'unsigned long' with %x.
1764 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
1765 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
1766 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
1768 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
1770 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
1776 true if function has no argument.
1778 2007-05-18 DJ Delorie <dj@redhat.com>
1780 * config/mips/mips.c (mips_offset_within_alignment_p): New.
1781 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
1783 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1785 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
1786 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
1787 count_trailing_zeros.
1788 (__i386__): Implement count_leading_zeros using __builtin_clz().
1789 Implement count_trailing_zeros usign __builtin_ctz().
1791 2007-05-18 Richard Sandiford <richard@codesourcery.com>
1793 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
1795 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
1798 * expr.c (emit_move_change_mode): Change mode of push operands here.
1800 2007-05-17 Ian Lance Taylor <iant@google.com>
1802 PR tree-optimization/31953
1803 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
1805 (set_value_range_to_null): Call set_value_range_to_value.
1806 (extract_range_from_comparison): Likewise.
1808 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1810 * toplev.c (print_version): Output GMP/MPFR version info.
1812 * builtins.c (CASE_MATHFN_REENT): New macro.
1813 (mathfn_built_in): Use it.
1814 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
1815 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
1816 BUILT_IN_LGAMMAL_R): New.
1817 * doc/extend.texi: Document new builtins.
1820 * builtins.c (do_mpfr_remquo): New.
1821 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
1822 (fold_builtin_3): Handle BUILT_IN_REMQUO.
1825 * builtins.c (fold_builtin_1): Handle y0, y1.
1826 (fold_builtin_2): Handle yn.
1829 * builtins.c (do_mpfr_bessel_n): New.
1830 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
1831 (fold_builtin_2): Handle BUILT_IN_JN.
1833 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
1836 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
1837 TYPE_PRECISION (intmax_type_node).
1839 2007-05-17 Steve Ellcey <sje@cup.hp.com>
1842 * reload.c (subst_reloads): Remove checking.
1844 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1846 PR rtl-optimization/31691
1847 * combine.c (simplify_set): Build a new src pattern instead of
1848 substituting its operands in the COMPARE case.
1850 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
1852 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
1853 (execute_vrp): Preserve loops through jump threading.
1854 * tree-ssa-threadupdate.c (thread_single_edge,
1855 dbds_continue_enumeration_p, determine_bb_domination_status,
1856 thread_through_loop_header): New functions.
1857 (create_edge_and_update_destination_phis,
1858 create_edge_and_update_destination_phis): Set loops for the new blocks.
1859 (prune_undesirable_thread_requests): Removed.
1860 (redirect_edges): Do not pretend that redirect_edge_and_branch can
1862 (thread_block): Do not call prune_undesirable_thread_requests.
1864 (mark_threaded_blocks): Select edges to thread here.
1865 (thread_through_all_blocks): Take may_peel_loop_headers argument.
1866 Thread edges through loop headers independently.
1867 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
1868 * tree-pass.h (TODO_mark_first_instance): New.
1869 (first_pass_instance): Declare.
1870 * cfghooks.c (duplicate_block): Put the block to the original loop
1871 if copy is not specified.
1872 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
1873 jump threading. Pass may_peel_loop_headers to
1874 thread_through_all_blocks according to first_pass_instance.
1875 * cfgloop.h (create_preheader): Declare.
1876 * tree-flow.h (thread_through_all_blocks): Declaration changed.
1877 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
1878 * passes.c (first_pass_instance): New variable.
1879 (next_pass_1): Set TODO_mark_first_instance.
1880 (execute_todo): Set first_pass_instance.
1882 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
1884 PR tree-optimization/24659
1885 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
1886 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
1887 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
1888 OTI_vec_pack_ufix_trunc.
1889 (vec_unpacks_float_hi_optab): Define new macro.
1890 (vec_unpacks_float_lo_optab): Ditto.
1891 (vec_unpacku_float_hi_optab): Ditto.
1892 (vec_unpacku_float_lo_optab): Ditto.
1893 (vec_pack_sfix_trunc_optab): Ditto.
1894 (vec_pack_ufix_trunc_optab): Ditto.
1895 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
1896 and vec_pack_[s|u]fix_trunc_optab using
1897 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
1898 * tree-vectorizer.c (supportable_widening_operation): Handle
1899 FLOAT_EXPR and CONVERT_EXPR. Update comment.
1900 (supportable_narrowing_operation): New function.
1901 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
1902 * tree-vect-transform.c (vectorizable_conversion): Handle
1903 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1904 (vect_gen_widened_results_half): Move before vectorizable_conversion.
1905 (vectorizable_type_demotion): Call supportable_narrowing_operation()
1906 to check for target support.
1907 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
1908 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
1909 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
1910 for VEC_PACK_FIX_TRUNC_EXPR.
1911 (expand_binop): Special case mode of the result for
1912 vec_pack_[u|s]fix_trunc_optab.
1913 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
1914 vec_pack_[u|s]fix_trunc_optab.
1916 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
1917 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
1918 * tree-pretty-print.c (dump_generic_node): Handle
1919 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
1920 VEC_PACK_FIX_TRUNC_EXPR.
1922 * expr.c (expand_expr_real_1): Ditto.
1923 * tree-inline.c (estimate_num_insns_1): Ditto.
1924 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1926 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1927 (vec_unpacks_float_lo_v8hi): Ditto.
1928 (vec_unpacku_float_hi_v8hi): Ditto.
1929 (vec_unpacku_float_lo_v8hi): Ditto.
1930 (vec_unpacks_float_hi_v4si): Ditto.
1931 (vec_unpacks_float_lo_v4si): Ditto.
1932 (vec_pack_sfix_trunc_v2df): Ditto.
1934 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1936 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1937 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1938 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1939 [vec_pack_ufix_trunc]: Ditto.
1940 [vec_unpacks_float_hi]: Ditto.
1941 [vec_unpacks_float_lo]: Ditto.
1942 [vec_unpacku_float_hi]: Ditto.
1943 [vec_unpacku_float_lo]: Ditto.
1945 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1947 * soft-fp/README: Update for new files.
1948 * soft-fp/floattisf.c: New file.
1949 * soft-fp/floattidf.c: New file.
1950 * soft-fp/floattitf.c: New file.
1951 * soft-fp/floatuntisf.c: New file.
1952 * soft-fp/floatuntidf.c: New file.
1953 * soft-fp/floatuntitf.c: New file.
1954 * soft-fp/fixsfti.c: New file.
1955 * soft-fp/fixdfti.c: New file.
1956 * soft-fp/fixtfti.c: New file.
1957 * soft-fp/fixunssfti.c: New file.
1958 * soft-fp/fixunsdfti.c: New file.
1959 * soft-fp/fixunstfti.c: New file.
1960 * soft-fp/extendxftf.c: New file.
1961 * soft-fp/trunctfxf.c: New file.
1963 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1964 (__trunctfxf2): Ditto.
1966 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1967 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1968 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1969 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1970 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1971 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1973 * config/i386/t-fprules-softfp64: New file.
1974 * config/i386/sfp-machine.h: New file.
1975 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1976 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1977 and soft-fp/t-softfp to tmake_file.
1978 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1979 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1981 * config/i386/t-linux64 (softfp_wrap_start): New.
1982 (softfp_wrap_end): New.
1983 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1984 supported for TARGET_64BIT.
1986 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1988 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1989 c_common_unsigned_type behavior.
1991 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1993 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1996 2007-05-16 Eric Christopher <echristo@apple.com>
1998 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1999 saving after stack push. Set sp_offset whenever we push.
2000 (rs6000_emit_epilogue): Move altivec register restore before
2003 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2005 * configure.ac: Allow sysroots to be relocated under $prefix as
2006 well as $exec_prefix.
2007 * configure: Regenerate.
2009 2007-05-16 Richard Sandiford <richard@codesourcery.com>
2013 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2015 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2016 (gcc_tooldir): Likewise.
2017 * configure: Regenerate.
2018 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2019 old configure.ac gcc_tooldir setting.
2020 (prefix_to_exec_prefix): New variable.
2021 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2022 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2024 2007-05-14 Janis Johnson <janis187@us.ibm.com>
2026 * c-typeck.c (build_binary_op): Return early for error.
2028 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
2030 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
2031 struct nb_iter_bound.
2032 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
2033 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
2034 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
2035 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
2036 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
2037 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
2038 (del_scev_info): Use ggc_free.
2039 (scev_initialize): Allocate scalar_evolution_info in gc memory.
2040 * loop-init.c: Include ggc.h.
2041 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
2042 (loop_optimizer_finalize): Use ggc_free.
2043 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
2044 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
2045 pass_iv_optimize): Add TODO_ggc_collect.
2046 * function.h (struct function): Remove skip marker from x_current_loops.
2047 * cfgloop.c: Include ggc.h.
2048 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
2050 (establish_preds): Vector superloops is gc allocated.
2051 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
2053 (flow_loops_find): Vector larray is gc allocated.
2054 (loop_exit_free): Use ggc_free.
2055 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
2056 that head of exits list is now not a part of struct loop.
2057 (record_loop_exits): Allocate exits table in gc memory.
2058 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
2059 head of exits list is now not a part of struct loop.
2060 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
2061 struct loop_exit): Add GTY marker.
2062 (struct loop): Add GTY marker. Make superloops vector gc allocated.
2063 Add skip marker to aux field. Make head of exits list a separate
2065 (struct loops): Add GTY marker. Make larray vector gc allocated.
2066 Add param marker to exits table.
2067 (get_loops): Type changed.
2068 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
2070 (cfgloop.o, loop-init.o): Add ggc.h dependency.
2071 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
2072 * basic-block.h (struct basic_block_def): Remove skip marker from
2075 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
2077 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
2078 of 0 in the call to expand_expr().
2079 (expand_builtin_mathfn_3): Ditto.
2080 (expand_builtin_interclass_mathfn): Ditto.
2081 (expand_builtin_cexpi): Ditto.
2082 (expand_builtin_int_roundingfn): Ditto.
2083 (expand_builtin_int_roundingfn_2): Ditto.
2084 (expand_builtin_pow): Ditto.
2085 (expand_builtin_powi): Ditto.
2086 (expand_builtin_bswap): Ditto.
2087 (expand_builtin_unop): Ditto.
2088 (expand_builtin_fabs): Ditto.
2089 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
2090 the call to expand_expr().
2091 (expand_builtin_sync_operation): Ditto.
2092 (expand_builtin_compare_and_swap): Ditto.
2093 (expand_builtin_lock_test_and_set): Ditto.
2094 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
2095 instead of 0 in the call to expand_expr().
2096 (expand_builtin_extract_return_addr): Ditto.
2097 (expand_builtin_eh_return): Ditto.
2098 (expand_eh_return): Ditto.
2099 * explow.c (expr_size): Ditto.
2100 * expr.c (optimize_bitfield_assignment_op): Ditto.
2101 (expand_assignement): Ditto.
2102 (store_expr): Ditto.
2103 (store_field): Ditto.
2104 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
2105 the call to expand_expr().
2106 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
2107 in the call to expand_expr().
2108 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
2109 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
2110 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
2112 * optabs.c (expand_vec_shift_expr): Ditto.
2113 (expand_vec_cond_expr): Ditto.
2114 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
2115 call to expand_expr().
2116 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
2117 in the call to expand_expr().
2119 2007-05-14 Dave Korn <dave.korn@artimi.com>
2121 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2123 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2125 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
2126 instead of c_common_unsigned_type.
2127 (c_common_unsigned_type): Remove.
2128 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
2129 c_common_unsigned_type.
2130 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
2131 c_common_unsigned_type.
2132 * c-common.h (c_common_unsigned_type): Remove.
2133 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
2134 c_common_unsigned_type.
2135 * c-format.c (check_format_types): Use unsigned_type_for instead of
2136 c_common_unsigned_type.
2137 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2138 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
2139 c_common_unsigned_type.
2140 * convert.c (convert_to_integer): Use unsigned_type_for instead of
2141 lang_hooks.types.unsigned_type.
2142 * expmed.c (make_tree): Use unsigned_type_for instead of
2143 lang_hooks.types.unsigned_type.
2144 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
2145 lang_hooks.types.unsigned_type.
2146 (build_range_check): Likewise.
2147 (fold_unary): Likewise.
2148 (fold_binary): Likewise.
2149 (fold_ternary): Likewise.
2150 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
2151 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
2152 * tree.c (get_unsigned_type): New.
2153 (unsigned_type_for): Use get_unsigned_type instead of
2154 lang_hooks.types.unsigned_type.
2156 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
2158 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
2159 to m68k_get_function_kind. Update its prototype.
2160 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
2162 (m68k_interrupt_function_p): Return enum m68k_function_type
2163 instead of bool. Rename to m68k_get_function_kind.
2164 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
2166 (m68k_compute_frame_layout): Don't mark any register for save
2167 if an interrupt_thread attribute is specified.
2168 (m68k_hard_regno_rename_ok): Update a use of
2169 m68k_interrupt_function_p.
2170 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
2171 m68k_interrupt_function_p.
2172 (m68k_function_type): New.
2173 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
2174 for a function with an interrupt_thread attribute.
2175 * doc/extend.texi: Document the interrupt_thread attribute.
2177 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
2179 Fix PR tree-optimization/31911
2180 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
2181 if they didn't change the expression.
2183 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
2185 * tree-scalar-evolution.c (resolve_mixers): Exported.
2186 * tree-scalar-evolution.h (resolve_mixers): Declare.
2187 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
2188 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2189 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
2190 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
2191 init_array_ref, init_pointer_ref, analyze_indirect_ref,
2192 strip_conversion, analyze_offset_expr, address_analysis,
2193 object_analysis, analyze_offset): Removed.
2194 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
2195 split_constant_offset, canonicalize_base_object_address,
2196 object_address_invariant_in_loop_p, disjoint_objects_p,
2197 dr_may_alias_p, dr_address_invariant_p): New functions.
2198 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
2199 and dr_analyze_alias.
2200 (initialize_data_dependence_relation): Use dr_may_alias_p
2201 and object_address_invariant_in_loop_p.
2202 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
2204 (find_data_references_in_stmt): Restrict the analysis of data references
2205 to the given loop nest.
2206 (find_data_references_in_loop): Made static. Pass loop nest to
2207 find_data_references_in_stmt.
2208 (compute_data_dependences_for_loop): Use DR_VOPS.
2209 (free_data_ref): Free DR_VOPS.
2210 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
2211 (struct innermost_loop_behavior): ... new.
2212 (struct base_object_info): Replaced by ...
2213 (struct indices): ... new.
2214 (struct dr_alias): New.
2215 (enum data_ref_type): Removed.
2216 (struct data_reference): Consist of struct innermost_loop_behavior,
2217 struct indices and struct dr_alias.
2218 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
2219 (DR_MEMTAG): Renamed to ...
2220 (DR_SYMBOL_TAG): ... this.
2221 (find_data_references_in_loop): Declaration removed.
2222 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
2223 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
2224 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
2225 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
2227 2007-05-13 Revital Eres <eres@il.ibm.com>
2229 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
2230 which walks virtual def-use chains to find redundant stores.
2231 (dse_optimize_stmt): Call it.
2233 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2235 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
2236 * passes.c (init_optimization_passes): Move pass_jump_bypass
2239 * basic-block.h (bb_has_eh_pred): Fix style issue.
2241 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
2243 PR rtl-optimization/31848
2244 * loop-invariant.c (move_invariant_reg): If we move an insn
2245 with a REG_EQUAL note, and that insn is not always executed,
2246 remove the REG_EQUAL note.
2248 2007-05-12 Richard Guenther <rguenther@suse.de>
2250 PR tree-optimization/31797
2251 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
2252 propagate into a stmt that has volatile ops.
2254 2007-05-12 Richard Sandiford <richard@codesourcery.com>
2256 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
2257 (gcc_tooldir): Likewise.
2258 * configure: Regenerate.
2259 * Makefile.in (libsubdir_to_prefix): New variable, based on the
2260 old configure.ac gcc_tooldir setting.
2261 (prefix_to_exec_prefix): New variable.
2262 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
2263 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
2265 2007-05-11 Silvius Rus <rus@google.com>
2267 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
2268 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
2269 * c-common.h (strict_aliasing_warning): Change return type.
2270 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
2271 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
2272 (build_c_cast): Condition call to strict_aliasing_warning.
2273 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
2274 * flags.h (set_Wstrict_aliasing): Declare.
2275 * opts.c (set_Wstrict_alising): Define, add call to.
2276 * tree-flow.h (strict_aliasing_warning_backend): Declare.
2277 * tree-ssa-alias-warnings.c: New file.
2278 * tree-ssa-alias.c (compute_may_aliases): Add call to
2279 strict_aliasing_warning_backend.
2281 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
2283 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2284 Use loop_depth and loop_outer accessor functions.
2285 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
2286 determine_invariantness_stmt, move_computations_stmt): Ditto.
2287 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
2288 add_loop, loopify, unloop, fix_loop_structure): Ditto.
2289 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
2290 * tree-scalar-evolution.c (interpret_loop_phi,
2291 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
2292 instantiate_parameters_1, scev_const_prop): Ditto.
2293 * cfghooks.c (make_forwarder_block): Ditto.
2294 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
2295 * modulo-sched.c (loop_canon_p): Ditto.
2296 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
2297 slpeel_can_duplicate_loop_p): Ditto.
2298 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
2299 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
2300 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
2301 cancel_loop, verify_loop_structure): Ditto.
2302 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
2303 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
2304 superloops vector instead of "pred" array.
2305 (establish_preds): Take father loop as an argument. Initialize the
2307 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
2308 initialize loop->outer.
2309 (flow_loop_tree_node_remove): Truncate the superloops vector.
2310 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
2311 "pred" merged to "superloops" vector.
2312 (loop_depth, loop_outer): New.
2313 (fel_init): Use loop_outer.
2315 2007-05-11 Jan Hubicka <jh@suse.cz>
2317 * cgraphunit.c: Include gt-cgraphunit.h
2318 (static_ctors, static_dtors): New static vars.
2319 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
2320 based on implementation in c-common.c
2321 (cgraph_finalize_function): Call record_cdtor_fn.
2322 (cgraph_optimize): Call cgraph_build_cdtor_fns.
2323 * decl.c (finish_function): Do not call c_record_cdtor_fn.
2324 (c_write_global_declarations): Do not call c_build_cdtor_fns.
2325 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
2326 build_cdtor, c_build_cdtor_fns): Remove.
2327 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
2328 c_build_cdtor_fns): Remove prototype.
2330 2007-05-11 Paolo Carlini <pcarlini@suse.de>
2333 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
2334 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
2335 * builtins.c (fold_builtin_memchr): New.
2336 (expand_builtin_memchr): Call the latter.
2337 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
2338 * doc/extend.texi ([Other built-in functions provided by GCC]):
2341 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
2343 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
2344 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
2345 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
2346 PFPO_OP1_TYPE_SHIFT): Constants added.
2347 (DFP_ALL): Mode macro defined.
2348 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
2349 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
2350 Insn definitions added.
2351 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
2352 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
2355 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
2357 PR tree-optimization/31885
2358 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
2360 (automatically_generated_chrec_p): Return false for NULL.
2362 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2364 * config/bfin/bfin.h (MOVE_RATIO): Define.
2366 2007-05-10 Richard Sandiford <richard@codesourcery.com>
2368 * config.gcc (sparc-wrs-vxworks): New target.
2369 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
2370 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
2371 * config/sparc/sparc.h: Include vxworks-dummy.h.
2372 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
2373 include LABEL_REFs too.
2374 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
2375 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
2377 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
2379 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
2380 (sparc_emit_call_insn): New function.
2381 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
2382 functions when generating VxWorks PIC.
2383 * config/sparc/sparc.md (vxworks_load_got): New pattern.
2384 (call, call_value): Use sparc_emit_call_insn instead of
2387 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2389 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
2391 2007-05-09 Bob Wilson <bob.wilson@acm.org>
2393 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
2394 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
2395 instead of operand_subword.
2397 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
2399 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
2400 * config/bfin/bfin.c (bfin_local_alignment): New function.
2401 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
2403 2007-05-08 Chao-ying Fu <fu@mips.com>
2405 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
2406 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
2407 (smsub_widen_optab, umsub_widen_optab): Define.
2408 * optabs.c (init_optabs): Initialize smsub_widen_optab and
2410 * genopinit.c (optabs): Fill in smsub_widen_optab and
2412 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
2413 and umsub_widen_optab to implement multiply-subtract sequences.
2414 * config/mips/mips.md (*msac<u>_di): Rename to...
2415 (<u>msubsidi4): ...this. Extend condition to include
2416 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2417 of operand 0 to "ka" and use the three-operand form of msub<u>
2419 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
2422 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
2424 PR rtl-optimization/28011
2425 * reload.c (push_reload): Set dont_share if IN appears in OUT
2426 also when IN is a PLUS rtx.
2427 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
2430 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
2432 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
2433 call unshare_all_decls.
2434 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
2435 (unshare_all_decls): Remove.
2437 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
2440 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
2443 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
2444 Nigel Stephens <nigel@mips.com>
2446 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
2447 Update comments and all uses.
2448 (MIN_FPRS_PER_FMT): Define.
2449 * config/mips/mips.c (function_arg): Fix to correctly handle
2450 the -mips32r2 -mfp64 -mabi=32 case.
2451 (override_options): Enable use of odd-numbered registers for
2452 SFmode values on MIPS32.
2453 (mips_save_reg_p): Save whole floating-point register pair if
2454 either half is used.
2455 (compute_frame_size): Fix comment.
2457 2007-05-08 Jie Zhang <jie.zhang@analog.com>
2459 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
2460 argument of type bool.
2461 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
2462 argument. Safely select temporary P register according to it.
2463 (do_link): Change call site of add_to_reg accordingly.
2464 (do_unlink): Add epilogue_p as a fourth argument and pass it
2466 (expand_interrupt_handler_epilogue): Change call of do_unlink
2468 (bfin_expand_prologue): Add a third argument sibcall_p.
2469 * config/bfin/bfin.md (epilogue): Change call of
2470 bfin_expand_epilogue accordingly.
2471 (sibcall_epilogue): Likewise.
2472 (eh_return_internal): Likewise.
2474 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
2475 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
2476 * config/bfin/bfin.c (bfin_handle_option): Handle
2477 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
2478 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
2479 Support bf534, bf536 and bf561.
2480 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
2482 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
2485 * config/i386/i386.c (ix86_function_regparm): Process local
2486 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
2488 2007-05-07 Mike Stump <mrs@apple.com>
2490 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2491 also checks for and while statements in C++.
2493 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
2495 * gcc.c (at_file_supplied): New variable.
2496 (main): Set it if we expanded argv.
2497 (do_spec_1): Pass an @-file to the linker if we were called with
2498 an @-file argument and HAVE_GNU_LD.
2499 * collect2.c (at_file_supplied): New variable.
2500 (response_file): New variable.
2501 (collect_exit): Unlink response_file if necessary.
2502 (handler): Likewise.
2503 (do_wait): Likewise.
2504 (main): Set at_file_supplied if we expanded argv.
2505 (collect_execute): Pass an @-file to subprocesses if we were called
2506 with an @-file argument.
2507 * configure.ac: Add define for HAVE_GNU_LD.
2508 * configure: Regenerate.
2509 * config.in: Regenerate.
2511 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
2513 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
2519 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
2521 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2522 (TARGET_ENCODE_SECTION_INFO): Re-define.
2523 (m32c_encode_section_info): New
2524 (function_vector_handler): New
2525 (current_function_special_page_vector): New
2526 (m32c_special_page_vector_p): New.
2527 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
2529 * config/m32c/jump.md: Added instruction JSRS for functions
2530 with attribute "function_vector".
2531 * doc/extend.texi (function_vector): Added description
2532 for M16C, M32C targets.
2534 2007-05-07 DJ Delorie <dj@redhat.com>
2537 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
2538 ashrpsi3, lshrpsi3): Update shift count constraint.
2540 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
2541 Nathan Froyd <froydnj@codesourcery.com>
2544 * c-incpath.c (add_path): Strip trailing path separators.
2546 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
2548 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
2549 Free dominance info before purging EH edges.
2550 (eliminate_degenerate_phis): Likewise.
2551 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
2553 2007-05-07 Jan Hubicka <jh@suse.cz>
2555 * gimplify.c (gimplify_expr): Do not crash when folding
2556 (void *)(int)&a + 4.
2558 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2561 * c-opts.c (lang_fortran): Make it non static.
2562 * c-common.h (lang_fortran): New prototype.
2563 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
2564 -lang-fortran option was passed by the driver.
2566 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
2568 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
2569 of ASSERT_CHECKING. Tweak message.
2571 2007-05-06 Revital Eres <eres@il.ibm.com>
2574 * loop-unroll.c (insert_var_expansion_initialization):
2575 Initialize the expansions with -zero instead of +zero.
2577 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
2579 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
2580 into pic and non-pic versions. Mark r19 as used for
2581 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
2582 for tgd_load, tld_load and tie_load .
2583 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
2584 version of tgd_load, tld_load and tie_load depending on the
2587 2007-05-04 Ulrich Drepper <drepper@redhat.com>
2588 Jakub Jelinek <jakub@redhat.com>
2590 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
2591 (__do_global_dtors_aux): Use more paranoid loop to run
2592 destructors if HIDDEN_DTOR_LIST_END.
2593 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
2595 2007-05-04 Jakub Jelinek <jakub@redhat.com>
2597 * varasm.c (align_variable): Don't increase alignment for
2598 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
2599 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
2601 2007-05-04 Josh Conner <jconner@apple.com>
2603 * basic-block.h (cdi_direction): Assign values to all enumeration
2605 (dom_computed): Remove.
2606 (dom_info_state): New.
2607 (set_dom_info_availability): New.
2608 * tree-ssa-loop-im.c (determine_invariantness): Initialize
2609 walk_data.dom_direction.
2610 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
2611 instead of dom_computed[].
2612 (split_edge): Likewise.
2613 (create_basic_block): Likewise.
2614 (merge_blocks): Likewise.
2615 * ifcvt.c (find_if_header): Likewise.
2616 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
2617 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2618 * tree-ssa.c (verify_ssa): Likewise.
2619 * tree-cfg.c (tree_verify_flow_info): Likewise.
2620 (remove_edge_and_dominated_blocks): Likewise.
2621 * dominance.c (dom_computed): Make static.
2622 (calc_dfs_tree_nonrec): Change third param to a bool.
2623 (calc_dfs_tree): Change second param to a bool.
2624 (calc_idioms): Change second param to a bool. Use
2625 dom_convert_dir_to_idx.
2626 (init_dom_info): Validate dir before using.
2627 (dom_convert_dir_to_idx): New.
2628 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
2629 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
2630 (free_dominance_info): Use dom_convert_dir_to_idx.
2631 (get_immediate_dominator): Likewise.
2632 (set_immediate_dominator): Likewise.
2633 (get_dominated_by): Likewise.
2634 (redirect_immediate_dominators): Likewise.
2635 (nearest_common_denominator): Likewise.
2636 (dominated_by_p): Likewise.
2637 (bb_dom_dfs_in): Likewise.
2638 (bb_dom_dfs_out): Likewise.
2639 (recount_dominator): Likewise.
2640 (iterate_fix_dominators): Likewise.
2641 (add_to_dominance_info): Likewise.
2642 (delete_from_dominance_info): Likewise.
2643 (first_dom_son): Likewise.
2644 (next_dom_son): Likewise.
2645 (dom_info_available_p): Likewise.
2646 (dom_info_state): New.
2647 (set_dom_info_availability): New.
2649 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2651 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
2653 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
2655 2007-05-04 Bob Wilson <bob.wilson@acm.org>
2657 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
2658 (subdi3, subdi_carry): Delete.
2660 2007-05-04 Jan Hubicka <jh@suse.cz>
2661 Richard Guenther <rguenther@suse.de>
2663 * opts.c (decode_options): Do not fiddle with inlining
2664 parameters in case of optimizing for size.
2665 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
2666 for size do nothing.
2667 (cgraph_decide_inlining_of_small_function): When optimizing for
2668 size never inline functions increasing caller size.
2669 (cgraph_early_inlining): Inline for size when optimizing for size.
2671 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2673 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
2674 logical operations piecewise.
2675 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
2676 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
2677 subdi_sesidi_di): Delete.
2678 (add_with_carry): Produce carry in CC instead of a DREG to shorten
2679 the generated sequence. Allow three-reg add in constraints. Rewrite
2680 the rtl expression for carry to avoid zero_extend of a constant.
2681 (sub_with_carry): New pattern.
2682 (adddi3, subdi3): Change into define_expand. For subtract, generate a
2683 different sequence not involving jumps.
2684 (notbi): Now a named pattern.
2686 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
2688 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
2689 Add the note about a significant loss of accuracy of some
2690 mathematical routines when these options are used.
2692 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2694 * haifa-sched.c (rtx_vec_t): New typedef.
2695 (contributes_to_priority_p): Extract piece of priority () into new
2697 (priority): Use the function. Add assertion.
2698 (rank_for_schedule, set_priorities): Add assertion to check that
2699 insn's priority is initialized.
2700 (clear_priorities, calc_priorities): Change signature. Make it update
2701 all relevant insns. Update all callers ('add_to_speculative_block ()'
2702 and 'create_block_check_twin ()').
2703 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
2704 Add new field 'priority_status'.
2705 (INSN_PRIORITY_STATUS): New macro.
2706 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
2708 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2710 * sched-ebb.c (debug_ebb_dependencies): New static function.
2711 (init_ready_list): Use it.
2713 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
2714 with changed signature and 'debug_rgn_dependencies ()'.
2715 (debug_rgn_dependencies): New static function.
2716 (init_ready_list): Use it.
2718 * sched-int.h (debug_dependencies): Declare.
2720 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
2722 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
2724 2007-05-04 Dirk Mueller <dmueller@suse.de>
2726 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
2728 2007-05-03 Jan Hubicka <jh@suse.cz>
2730 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
2731 for pointer type in more cases than before.
2733 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
2735 * tree-object-size.c (plus_expr_object_size): When operand size is
2736 unknown, return unknown.
2738 2007-05-03 Dirk Mueller <dmueller@suse.de>
2740 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
2742 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
2745 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
2747 2007-05-03 Janis Johnson <janis187@us.ibm.com>
2749 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
2751 2007-05-03 Joseph Myers <joseph@codesourcery.com>
2753 * config/soft-fp/double.h, config/soft-fp/extended.h,
2754 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
2755 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
2756 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
2757 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
2760 2007-05-03 Ian Lance Taylor <iant@google.com>
2762 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
2763 MASK_PPC_GFXOPT for 8540 or 8548.
2765 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2767 * tree-vect-transform.c (vect_update_inits_of_drs): Use
2768 vect_print_dump_info() to output debug information.
2770 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
2773 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
2774 operands of size 2 when operand is not MEM_P.
2776 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2778 PR tree-optimization/30565
2779 * lambda-code.c (perfect_nestify): Fix updating of dominators.
2781 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
2783 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
2784 (umulsi3_highpart): Use them.
2785 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
2786 for final accumulator to D regisster tranfser.
2788 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
2790 PR tree-optimization/31699
2791 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
2793 (vect_enhance_data_refs_alignment): Compute peel amount using
2794 TYPE_VECTOR_SUBPARTS instead of vf.
2795 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
2797 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
2800 * system.h: Remove inclusion of double-int.h
2801 * tree.h: Include double-int.h
2802 * gengtype.c: Likewise
2803 * cfgloop.h: Likewise
2804 * Makefile.in: Adjust dependencies on double-int.h
2806 2007-05-02 Eric Christopher <echristo@apple.com>
2808 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
2809 -shared to -Zdynamiclib.
2811 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
2814 * c-common.c (strip_pointer_or_array_types): New function.
2815 * c-common.h (strip_pointer_or_array_types): New function declaration.
2817 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
2819 PR tree-optimization/31771
2820 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
2822 2007-05-02 Paul Brook <paul@codesourcery.com>
2824 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
2826 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
2829 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
2832 2007-05-02 Nick Clifton <nickc@redhat.com>
2834 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
2836 2007-05-02 Richard Guenther <rguenther@suse.de>
2838 PR tree-optimization/31146
2839 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
2840 argument, single_use_p. If we have a single use that is
2841 a conversion to the definition rhs type, propagate that rhs.
2842 (forward_propagate_addr_expr): Pass single_use_p argument
2843 to forward_propagate_addr_expr_1.
2845 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
2847 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
2850 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2852 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
2853 'AMD Family 10 core'.
2855 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2857 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
2858 and athlon64-sse3 as improved versions of k8, opteron and athlon64
2859 with SSE3 instruction set support.
2860 * doc/invoke.texi: Likewise.
2862 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2864 * config/i386/i386.c (override_options): Tuning 32-byte loop
2865 alignment for amdfam10 architecture. Increasing the max loop
2866 alignment to 24 bytes.
2868 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
2870 * config/m68k/constraints.md: New.
2871 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
2872 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
2873 EXTRA_CONSTRAINT): Remove.
2874 * config/m68k/m68k.md: Include constraints.md.
2875 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
2877 2007-05-01 Ian Lance Taylor <iant@google.com>
2879 PR tree-optimization/31739
2880 * tree-vrp.c (vrp_val_is_max): New static function.
2881 (vrp_val_is_min): New static function.
2882 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
2884 (set_value_range): Use vrp_val_is_{max,min}.
2885 (extract_range_from_assert): Likewise.
2886 (extract_range_from_binary_expr): Likewise.
2887 (extract_range_from_unary_expr): Likewise.
2888 (dump_value_range, vrp_meet): Likewise.
2889 (vrp_visit_phi_node): Likewise.
2890 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
2892 2007-05-01 Mark Mitchell <mark@codesourcery.com>
2894 * config/i386/gmon-sol2.c (size_t): New type.
2895 (intptr_t): Likewise.
2896 (s_textsize): Declare as size_t.
2898 (monstartup): Use size_t for sizes.
2899 (_mcount): Save and restore registers.
2900 (internal_mcount): Pass 0 as the first argument to monstartup
2902 (moncontrol): Convert pointer to appropriately sized integer
2903 before passing to profil.
2905 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2907 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
2908 __NO_FPRS__, not just if _SOFT_DOUBLE.
2909 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
2910 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
2911 also for E500 double.
2912 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
2913 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
2916 2007-05-01 Richard Guenther <rguenther@suse.de>
2918 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
2921 2007-05-01 Joseph Myers <joseph@codesourcery.com>
2923 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2925 2007-05-01 Jan Hubicka <jh@suse.cz>
2927 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2930 2007-05-01 Jan Hubicka <jh@suse.cz>
2932 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2933 (maybe_fold_offset_to_reference): Declare.
2934 * fold-const.c (fold_unary): Do not fold
2935 (type *)&A into &A->field_of_type_and_offset_0
2936 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2937 size is unknown, give up.
2938 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2940 (maybe_fold_offset_to_reference): New.
2941 (maybe_fold_stmt_indirect): Use it.
2942 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2943 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2945 (gimplify_expr): Likewise for plus_expr.
2947 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2949 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2950 bsi_after_labels. Always insert statements before bsi.
2951 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2952 * predict.c (apply_return_prediction): Check for empty blocks.
2953 * cfgexpand.c (lab_rtx_for_bb): New variable.
2954 (label_rtx_for_bb): Do not create new tree labels.
2955 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2956 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2957 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2959 (label_for_bb): Add field used.
2960 (update_eh_label, main_block_label): Mark the label used.
2961 (cleanup_dead_labels): Remove unused labels.
2963 2007-05-01 Richard Guenther <rguenther@suse.de>
2965 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2966 if it is not about to be set.
2967 (get_value_range): Do not pre-allocate equiv bitmap.
2968 (update_value_range): No need to clear equiv field.
2969 (add_equivalence): Change prototype to get bitmap pointer.
2970 Allocate bitmap here if it is not already.
2971 (extract_range_from_assert): Do not allocate bitmap here.
2972 Update callers to add_equivalence.
2973 (extract_range_from_ssa_name): Likewise.
2974 (get_vr_for_comparison): New static helper.
2975 (compare_name_with_value): Handle NULL equiv bitmap by
2976 peeling the first iteration of the comparison loop.
2977 Use get_vr_for_comparison.
2978 (compare_names): Handle NULL equiv bitmaps by using fake
2979 ones. Use get_vr_for_comparison.
2981 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2983 * double-int.c (mpz_set_double_int): Moved from
2984 tree-ssa-loop-niter.c.
2985 (mpz_get_double_int): Likewise; also, add option to wrap
2986 out-of-range integers.
2987 * double-int.h: New prototypes for above.
2988 * tree.c (get_static_type_bounds): Moved from
2989 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2990 TYPE_MAX_VALUE if they exist..
2991 * tree.h: New prototype for above.
2992 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2993 get_type_bounds calls.
2994 (mpz_set_double_int): Move to double-int.c.
2995 (get_type_bounds): Move to tree.c, rename to
2996 get_static_type_bounds.
2997 (mpz_to_double_int): Move to double-int.c, rename to
3000 2007-04-30 Bob Wilson <bob.wilson@acm.org>
3002 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
3003 DIV0 exception can fall through to a normal return.
3005 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
3009 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3010 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3011 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3012 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3013 initialize align to silence bogus warning.
3014 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3015 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3017 (struct sra_walk_fns): Remove use_all parameter from use.
3018 (sra_hash_tree): Handle BIT_FIELD_REFs.
3019 (sra_elt_hash): Don't hash bitfld blocks.
3020 (sra_elt_eq): Skip them in parent compares as well. Handle
3022 (sra_walk_expr): Don't maintain or pass down use_all_p.
3023 (scan_use): Remove use_all parameter.
3024 (scalarize_use): Likewise. Re-expand assignment to
3025 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3026 output, and re-scalarize after output. Don't mark anything
3028 (scalarize_ldst): Adjust.
3029 (scalarize_walk_gimple_modify_statement): Likewise.
3030 (build_element_name_1): Handle BIT_FIELD_REFs.
3031 (instantiate_element): Don't warn for any element whose parent
3033 (instantiate_missing_elements_1): Return the sra_elt.
3034 (canon_type_for_field): New.
3035 (try_instantiate_multiple_fields): New.
3036 (instantiate_missing_elemnts): Use them.
3037 (mark_no_warning): Removed.
3038 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3039 (REPLDUP, sra_build_elt_assignment): New.
3040 (generate_copy_inout): Use them.
3041 (generate_element_copy): Likewise. Handle bitfld differences.
3042 (generate_element_zero): Don't recurse for blocks. Use
3043 sra_build_elt_assignment.
3044 (generate_one_element_int): Take elt instead of var. Use
3045 sra_build_elt_assignment.
3046 (generate_element_init_1): Adjust.
3047 (scalarize_use, scalarize_copy): Use REPLDUP.
3048 (scalarize_ldst): Move assert before dereference.
3049 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3051 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3054 * tree.c (reconstruct_complex_type): Reconstruct a reference
3056 Also use the same mode for the pointer as the old pointer type.
3058 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3060 * doc/trouble.texi (Interoperation): Remove note about Ultrix
3063 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
3065 PR rtl-optimization/31676
3066 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
3067 (df_refs_record): Call it.
3069 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
3071 * rtl.def (SS_ABS): New code.
3072 * config/bfin/bfin.c (print_operand): New modifier 'v'.
3073 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
3074 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
3075 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
3076 (bfin_init_builtins): Define them.
3077 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
3078 (bfin_expand_builtin): ... and handle the others here.
3079 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
3080 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
3081 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
3082 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
3083 operand is only HImode.
3085 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
3087 * regclass.c (scan_one_insn): Remove splitting of
3090 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
3091 Nigel Stephens <nigel@mips.com>
3093 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
3095 2007-04-28 Jan Hubicka <jh@suse.cz>
3097 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
3098 insn_locators_alloc instead of insn_locators_initialize;
3099 call reset_block_changes.
3100 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3101 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
3102 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
3103 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
3104 * config/score/score.c (th_output_mi_thunk): Likewise.
3105 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
3106 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
3107 tolerate uninitialized locator info.
3110 * function.c (init_function_start): Don't init line number info.
3111 (expand_function_end): Update.
3112 (reset_block_changes, record_block_change, finalize_block_changes,
3113 check_block_change, free_block_changes): Kill.
3114 * function.h (reset_block_changes, record_block_change,
3115 finalize_block_changes, check_block_change, free_block_changes): Remove
3117 (struct function): Remove ib_boundaries_block.
3118 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3119 Use curr_insn_locator to initialize locator.
3120 (emit_line_note): Remove.
3121 * cfgexpand.c (expand_gimple_cond_expr): Update.
3122 (construct_exit_block): Likewise.
3123 (tree_expand_cfg): Initialize/finalize locators.
3124 * expr.c (expand_expr_real): Update.
3125 * cfglayout.c (line_locators_locs, line_locators_lines,
3126 file_locators_locs, file_locators_files): Remove.
3127 (set_block_levels): Move to cfgexpand.c.
3128 (insn_locators_initialize): Remove.
3129 (pass_insn_locators_initialize): Remove.
3130 (locations_locators_locs, locations_locators_vals): New static vars.
3131 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3133 (insn_locators_alloc, insn_locators_finalize,
3134 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3136 (locator_location): New.
3137 (locator_line, locator_file): Rewrite.
3138 * rtl.h (emit_line_note): Kill.
3139 (insn_locators_alloc, insn_locators_finalize,
3140 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3142 * tree-inline.c (initialize_cfun): Do not initialize
3143 ib_boundaries_block.
3144 * passes.c (pass_insn_locators_initialize): Remove.
3146 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
3148 * tree-cfg.c (move_block_to_fn): Release bb from dominance
3149 info. Update last_basic_block correctly.
3151 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
3154 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
3155 register itself to hold the offset constant. Tell flow the use
3156 of r4 and r5 when they are used.
3158 2007-04-27 Richard Guenther <rguenther@suse.de>
3160 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
3161 if we simplified anything.
3162 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
3163 warnings until we did a simplification and the stmt was not
3164 marked as TREE_NO_WARNING.
3166 2007-04-27 Mike Stump <mrs@apple.com>
3168 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
3170 2007-04-27 Ian Lance Taylor <iant@google.com>
3173 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
3174 TYPE_MAX_VALUE exist, convert them to the new type.
3176 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3178 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
3179 if it claims to be available.
3180 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
3182 (perform_tree_ssa_dce): Always free postdominators.
3184 2007-04-27 Richard Henderson <rth@redhat.com>
3186 * config/alpha/predicates.md (aligned_memory_operand): Mark
3187 as define_special_predicate.
3188 (unaligned_memory_operand, normal_memory_operand): Likewise.
3189 (reg_or_unaligned_mem_operand): Remove.
3190 (any_memory_operand): Match the documentation and check for
3191 non-renumbered pseudos during reload.
3192 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
3193 alpha_secondary_reload_class, update to new interface, make static.
3194 Handle CQImode like HImode. Remove FP subreg check.
3195 (alpha_expand_mov): Use replace_equiv_address.
3196 (alpha_expand_mov_nobwx): Use any_memory_operand.
3197 (TARGET_SECONDARY_RELOAD): New.
3198 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
3199 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3200 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
3201 * config/alpha/alpha.md: ... here.
3202 (RELOAD12, reloadmode): New.
3204 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
3205 Don't handle the aligned case here.
3206 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
3207 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
3208 reload_inhi_help. Don't expect a scratch register.
3209 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
3211 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
3213 2007-04-27 Richard Guenther <rguenther@suse.de>
3215 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
3217 2007-04-27 Richard Guenther <rguenther@suse.de>
3219 PR tree-optimization/30965
3220 PR tree-optimization/30978
3221 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
3222 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
3223 (find_equivalent_equality_comparison): Likewise.
3224 (simplify_cond): Likewise.
3225 (get_prop_source_stmt): New helper.
3226 (get_prop_dest_stmt): Likewise.
3227 (can_propagate_from): Likewise.
3228 (remove_prop_source_from_use): Likewise.
3229 (combine_cond_expr_cond): Likewise.
3230 (forward_propagate_comparison): New function.
3231 (forward_propagate_into_cond): Rewrite to use fold for
3233 (tree_ssa_forward_propagate_single_use_vars): Call
3234 forward_propagate_comparison to propagate comparisons.
3236 2007-04-27 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/31715
3239 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
3240 sure to do computation on the offset in an appropriate
3243 2007-04-27 Richard Sandiford <richard@codesourcery.com>
3245 * reload.h (elimination_target_reg_p): Declare.
3246 * reload.c (find_reloads): Don't apply the reg_rtx move
3247 optimization if the SET_DEST satisfies elimination_target_reg_p.
3248 * reload1.c (elimination_target_reg_p): New function.
3249 (gen_reload): In the move/add2 fallback, make sure that op0
3250 does not overlap the destination register.
3252 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3254 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
3255 transform only GIMPLE_MODIFY_STMTs.
3256 * tree-complex.c (expand_complex_operations_1): Ditto.
3257 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
3258 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
3259 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
3261 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3262 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
3263 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
3264 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
3265 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
3266 slpeel_add_loop_guard): Ditto.
3267 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3268 * lambda-code.c (perfect_nestify): Ditto.
3269 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
3270 before the first statement.
3271 * tree-optimize.c (execute_free_datastructures): Fix comments.
3272 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
3273 * tree-flow.h (disband_implicit_edges): Declaration removed.
3274 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
3276 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
3278 (disband_implicit_edges, has_label_p): Removed.
3279 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
3280 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
3282 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
3284 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
3285 also for COND_EXPRs.
3286 * cfgexpand.c (label_rtx_for_bb): New function.
3287 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
3288 Use label_rtx_for_bb to find the labels.
3289 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
3290 last block. Detect fallthru edges.
3292 2007-04-26 Ian Lance Taylor <iant@google.com>
3295 * reload.c (find_reloads_subreg_address): If the address was valid
3296 in the original mode but not in the new mode, reload the whole
3299 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
3301 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
3302 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
3303 (cleanup_control_expr_graph): Do not invalidate dominance info.
3304 Record altered blocks.
3305 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
3306 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
3307 cleanup_tree_cfg_bb): New functions.
3308 (remove_forwarder_block): Do not maintain the worklist of blocks.
3309 Record altered blocks.
3310 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
3312 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
3313 delete_unreachable_blocks if dominators are not available.
3314 * tree-inline.c (optimize_inline_calls): Free dominance information
3316 * tree-flow.h (remove_edge_and_dominated_blocks,
3317 cfgcleanup_altered_bbs): Altered.
3318 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
3320 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
3322 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
3323 do not invalidate dominators.
3325 2007-04-26 Anatoly Sokolov <aesok@post.ru>
3327 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
3328 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
3329 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3330 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3332 2007-04-26 Steve Ellcey <sje@cup.hp.com>
3334 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
3336 2007-04-26 Richard Guenther <rguenther@suse.de>
3338 PR tree-optimization/31703
3339 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
3340 the right type for the target of the bittest.
3342 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3344 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
3345 ix86_sol10_return_in_memory.
3347 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3349 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
3352 2007-04-26 Jakub Jelinek <jakub@redhat.com>
3355 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
3357 PR tree-optimization/30558
3358 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
3359 clear this_state.prev_try.
3361 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3362 Mark Mitchell <mark@codesourcery.com>
3364 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
3365 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
3366 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
3368 2007-04-26 Richard Sandiford <richard@codesourcery.com>
3371 * doc/invoke.texi (%:print-asm-header): Document.
3372 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
3374 (static_spec_functions): Add print-asm-header.
3375 (main): Print a banner before the --target-help linker options.
3376 (print_asm_header_spec_function): New function.
3378 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
3381 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
3382 (movsf_ie): Likewise.
3384 2007-04-25 Paolo Carlini <pcarlini@suse.de>
3386 * doc/extend.texi ([Type Traits]): Adjust per N2255.
3388 2007-04-25 Bob Wilson <bob.wilson@acm.org>
3390 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
3392 (__umodsi3, __modsi3): Likewise.
3394 2007-04-25 Dirk Mueller <dmueller@suse.de>
3396 * c-typeck.c (build_compound_expr): Annotate warning()
3397 call with OPT_Wunused_value.
3398 * tree-ssa.c (warn_uninit): Annotate warning with
3400 * c-common.c (handle_sentinel_attribute): Annotate warning
3401 call with OPT_Wattributes.
3403 2007-04-25 Thiemo Seufer <ths@mips.com>
3405 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
3407 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
3408 on to the assembler. Improve handling of -mno-mips16. Add handling
3409 of -mno-mips3d, -mno-dsp, -mno-dspr2.
3410 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
3411 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
3412 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
3414 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
3417 * config/i386/winnt.c (i386_pe_file_end): Strip only
3418 USER_LABEL_PREFIX when writing export name.
3420 2007-04-25 Richard Sandiford <richard@codesourcery.com>
3422 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
3423 sh/elf.h, vx-common.h and vxworks.h.
3424 * config/sh/sh.h: Include config/vxworks-dummy.h.
3425 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3426 (OVERRIDE_OPTIONS): Use it.
3427 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
3428 (vxworks_picreg): New pattern.
3429 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
3430 VXWORKS_OS_CPP_BUILTINS.
3431 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
3432 to their VXWORKS_* equivalents.
3433 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3434 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
3435 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
3436 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
3437 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
3438 -mrtp/-fPIC multilibs.
3439 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
3440 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
3441 (MULTILIB_OSDIRNAMES): Delete.
3443 2007-04-25 Anatoly Sokolov <aesok@post.ru>
3446 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
3448 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
3450 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
3451 rounding mode to be specified by the caller.
3452 (real_to_mpfr) Likewise.
3453 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
3454 include new arguments.
3455 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
3457 2007-04-24 Ian Lance Taylor <iant@google.com>
3459 PR tree-optimization/31605
3460 * tree-vrp.c (set_value_range): Check that min and max are not
3461 both overflow infinities.
3462 (set_value_range_to_value): New static function.
3463 (extract_range_from_binary_expr): Call set_value_range_to_value.
3464 (extract_range_from_cond_expr): Likewise.
3465 (extract_range_from_expr): Likewise.
3466 (extract_range_from_unary_expr): Likewise. Don't create a range
3467 which overflows on both sides.
3468 (vrp_meet): Check for a useless range.
3469 (vrp_visit_phi_node): If we see a constant which looks like an
3470 overflow infinity, turn off the TREE_OVERFLOW flag.
3472 2007-04-24 Ian Lance Taylor <iant@google.com>
3474 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
3476 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
3479 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
3480 diagnostic message is being built.
3481 * tree-pretty-print.c (dump_generic_node): Only write the
3482 formatted text into BUFFER's stream if we are not building a
3484 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
3486 * Makefile.in (toplev.o): Depend on tree-pass.h.
3488 2007-04-24 Ian Lance Taylor <iant@google.com>
3490 PR tree-optimization/31602
3491 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
3492 conditionals in the copied loop header.
3493 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
3494 warnings if TREE_NO_WARNING is set.
3495 * doc/invoke.texi (Warning Options): Clarify that
3496 -Wstrict-overflow does not warn about loops.
3498 2007-04-24 Janis Johnson <janis187@us.ibm.com>
3500 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
3501 expand on the comment about _Decimal128 arguments and check the
3502 integer result of the modulus operation; for 64-bit ELF ABI, ensure
3503 that _Decimal128 argument uses even/odd register pair.
3504 (function_arg): Ditto.
3506 2007-04-24 Hui-May Chang <hm.chang@apple.com>
3508 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
3509 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
3511 2007-04-24 Richard Guenther <rguenther@suse.de>
3512 Olga Golovanevsky <olga@il.ibm.com>
3514 * fold-const.c (multiple_of_p): Check for bottom
3517 2007-04-24 Richard Henderson <rth@redhat.com>
3519 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
3520 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
3521 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
3522 looking for non-zero bits shifted out. Avoid a recursive call
3523 when constructing the scalar.
3524 (__floatundisf): Likewise.
3526 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
3528 * dwarf2out.c (field_byte_offset): Move the existing logic
3529 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
3530 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
3532 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3535 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
3536 argument of 0 for memset.
3537 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
3538 unsigned shift instead of the signed variant.
3540 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
3542 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
3543 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
3544 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
3545 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
3546 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3547 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
3548 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
3549 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
3550 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
3551 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
3552 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
3553 "mul<mode>3", "div<mode>3"): Insn definitions added.
3554 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
3555 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
3556 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
3557 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
3558 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
3559 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
3560 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
3561 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
3562 TARGET_FLOAT_FORMAT): Macro definitions removed.
3563 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
3564 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
3565 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
3566 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
3567 (s390_gen_rtx_const_DI): Function removed.
3568 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
3570 2007-04-24 Richard Sandiford <richard@codesourcery.com>
3572 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
3573 over an external ffs function.
3575 2007-04-24 Chao-ying Fu <fu@mips.com>
3576 Richard Sandiford <richard@nildram.co.uk>
3578 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
3579 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
3580 (smadd_widen_optab, umadd_widen_optab): Define.
3581 * optabs.c (init_optabs): Initialize smadd_widen_optab and
3583 * genopinit.c (optabs): Fill in smadd_widen_optab and
3585 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
3586 and umadd_widen_optab to implement multiply-add sequences.
3587 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
3588 (<u>maddsidi4): ...this. Extend condition to include
3589 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
3590 of operand 0 to "ka" and use the three-operand form of madd<u>
3592 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
3594 * config/mips/constraints.md (ka): New register constraint.
3596 2007-04-24 Jan Hubicka <j@suse.cz>
3600 2007-04-23 Jan Hubicka <jh@suse.cz>
3601 * function.c (init_function_start): Don't init line number info.
3602 (expand_function_end): Update.
3603 (reset_block_changes, record_block_change, finalize_block_changes,
3604 check_block_change, free_block_changes): Kill.
3605 * function.h (reset_block_changes, record_block_change,
3606 finalize_block_changes, check_block_change, free_block_changes): Remove
3608 (struct function): Remove ib_boundaries_block.
3609 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3610 Use curr_insn_locator to initialize locator.
3611 (emit_line_note): Remove.
3612 * cfgexpand.c (expand_gimple_cond_expr): Update.
3613 (construct_exit_block): Likewise.
3614 (tree_expand_cfg): Initialize/finalize locators.
3615 * expr.c (expand_expr_real): Update.
3616 * cfglayout.c (line_locators_locs, line_locators_lines,
3617 file_locators_locs, file_locators_files): Remove.
3618 (set_block_levels): Move to cfgexpand.c.
3619 (insn_locators_initialize): Remove.
3620 (pass_insn_locators_initialize): Remove.
3621 (locations_locators_locs, locations_locators_vals): New static vars.
3622 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3624 (insn_locators_alloc, insn_locators_finalize,
3625 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3627 (locator_location): New.
3628 (locator_line, locator_file): Rewrite.
3629 * rtl.h (emit_line_note): Kill.
3630 (insn_locators_alloc, insn_locators_finalize,
3631 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3633 * tree-inline.c (initialize_cfun): Do not initialize
3634 ib_boundaries_block.
3635 * passes.c (pass_insn_locators_initialize): Remove.
3637 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
3639 * doc/invoke.texi: Removed leading '-' from option index entries.
3641 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
3643 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
3645 (create_phi_node): Use set_phi_nodes.
3646 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
3647 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
3648 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
3649 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
3650 (bsi_start, bsi_last): Use bb_stmt_list.
3651 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
3652 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
3653 Traverse the statements using tsi iterator.
3654 * basic-block.h (struct basic_block_def): Fields stmt_list
3655 and phi_nodes moved to ...
3656 (struct tree_bb_info): ... new structure.
3657 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
3658 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
3659 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
3660 (tree_verify_flow_info): Verify that il.tree is not set for
3661 entry and exit block.
3662 (tree_split_block): Use set_bb_stmt_list.
3664 2007-04-23 Mike Stump <mrs@apple.com>
3666 * config/i386/i386.c (ix86_tune_features
3667 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
3670 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3672 * config/i386/i386.md (prefix_extra): New attribute.
3673 (length): Add prefix_extra.
3675 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
3676 (sse2_movntv2di): Likewise.
3677 (sse2_cvtps2dq): Likewise.
3678 (sse2_cvtpd2pi): Likewise.
3679 (sse2_cvttpd2pi): Likewise.
3680 (*sse2_cvtpd2ps): Likewise.
3681 (*add<mode>3): Likewise.
3682 (sse2_ssadd<mode>3): Likewise.
3683 (sse2_usadd<mode>3): Likewise.
3684 (*sub<mode>3): Likewise.
3685 (sse2_sssub<mode>3): Likewise.
3686 (sse2_ussub<mode>3): Likewise.
3687 (*mulv8hi3): Likewise.
3688 (*smulv8hi3_highpart): Likewise.
3689 (*umulv8hi3_highpart): Likewise.
3690 (sse2_umulv2siv2di3): Likewise.
3691 (sse2_pmaddwd): Likewise.
3692 (ashr<mode>3): Likewise.
3693 (lshr<mode>3): Likewise.
3694 (ashl<mode>3): Likewise.
3695 (sse2_ashlti3): Likewise.
3696 (sse2_lshrti3): Likewise.
3697 (*umaxv16qi3): Likewise.
3698 (*smaxv8hi3): Likewise.
3699 (*uminv16qi3): Likewise.
3700 (*sminv8hi3): Likewise.
3701 (sse2_eq<mode>3): Likewise.
3702 (sse2_gt<mode>3): Likewise.
3703 (*and<mode>3): Likewise.
3704 (sse2_nand<mode>3): Likewise.
3705 (*ior<mode>3): Likewise.
3706 (*xor<mode>3): Likewise.
3707 (sse2_packsswb): Likewise.
3708 (sse2_packssdw): Likewise.
3709 (sse2_packuswb): Likewise.
3710 (sse2_punpckhbw): Likewise.
3711 (sse2_punpcklbw): Likewise.
3712 (sse2_punpckhwd): Likewise.
3713 (sse2_punpcklwd): Likewise.
3714 (sse2_punpckhdq): Likewise.
3715 (sse2_punpckldq): Likewise.
3716 (sse2_punpckhqdq): Likewise.
3717 (sse2_punpcklqdq): Likewise.
3718 (*sse2_pinsrw): Likewise.
3719 (*sse2_pextrw): Likewise.
3720 (sse2_pshufd_1): Likewise.
3721 (sse2_uavgv16qi3): Likewise.
3722 (sse2_uavgv8hi3): Likewise.
3723 (sse2_psadbw): Likewise.
3724 (sse2_pmovmskb): Likewise.
3725 (*sse2_maskmovdqu): Likewise.
3726 (*sse2_maskmovdqu_rex64): Likewise.
3727 (sse4a_extrqi): Likewise.
3728 (sse4a_extrq): Likewise.
3729 (sse3_lddqu): Set prefix_rep.
3730 (sse3_addsubv4sf3): Likewise.
3731 (sse3_haddv4sf3): Likewise.
3732 (sse3_hsubv4sf3): Likewise.
3733 (sse_cvtss2si): Likewise.
3734 (sse_cvtss2si_2): Likewise.
3735 (sse_cvtss2siq): Likewise.
3736 (sse_cvtss2siq_2): Likewise.
3737 (sse_cvttss2si): Likewise.
3738 (sse_cvttss2siq): Likewise.
3739 (sse2_cvttps2dq): Likewise.
3740 (sse3_movshdup): Likewise.
3741 (sse3_movsldup): Likewise.
3742 (sse2_cvtsd2si): Likewise.
3743 (sse2_cvtsd2si_2): Likewise.
3744 (sse2_cvtsd2siq): Likewise.
3745 (sse2_cvtsd2siq_2): Likewise.
3746 (sse2_cvttsd2si): Likewise.
3747 (sse2_cvttsd2siq): Likewise.
3748 (*sse2_cvtpd2dq): Likewise.
3749 (*sse2_cvttpd2dq): Likewise.
3750 (sse2_pshuflw_1): Likewise.
3751 (sse2_pshufhw_1): Likewise.
3752 (sse4a_insertqi): Likewise.
3753 (sse4a_insertq): Likewise.
3754 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
3755 (ssse3_phadddv4si3): Likewise.
3756 (ssse3_phaddswv8hi3): Likewise.
3757 (ssse3_phsubwv8hi3): Likewise.
3758 (ssse3_phsubdv4si3): Likewise.
3759 (ssse3_phsubswv8hi3): Likewise.
3760 (ssse3_pmaddubswv8hi3): Likewise.
3761 (ssse3_pmulhrswv8hi3): Likewise.
3762 (ssse3_pshufbv16qi3): Likewise.
3763 (ssse3_psign<mode>3): Likewise.
3764 (ssse3_palignrti): Likewise.
3765 (abs<mode>2): Likewise.
3766 (ssse3_phaddwv4hi3): Set prefix_extra.
3767 (ssse3_phadddv2si3): Likewise.
3768 (ssse3_phaddswv4hi3): Likewise.
3769 (ssse3_phsubwv4hi3): Likewise.
3770 (ssse3_phsubdv2si3): Likewise.
3771 (ssse3_phsubswv4hi3): Likewise.
3772 (ssse3_pmaddubswv4hi3): Likewise.
3773 (ssse3_pmulhrswv4hi3): Likewise.
3774 (ssse3_pshufbv8qi3): Likewise.
3775 (ssse3_psign<mode>3): Likewise.
3776 (ssse3_palignrdi): Likewise.
3777 (abs<mode>2): Likewise.
3778 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
3779 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
3780 (sse2_pmovmskb): Set mode to SI instead of V2DF.
3782 2007-04-23 Nick Clifton <nickc@redhat.com>
3784 * params.def: Fix formatting of emacs local variables.
3786 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
3788 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
3789 move if inter-unit move isn't allowed.
3790 Don't split moving the first element of V2DI to DI to inter-unit
3791 move if inter-unit move isn't allowed.
3793 2007-04-23 Richard Guenther <rguenther@suse.de>
3795 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
3796 and CDI_POST_DOMINATORS separately.
3798 2007-04-23 Nick Clifton <nickc@redhat.com>
3800 * c.opt (Wformat-contains-nul): Add warning attribute.
3802 2007-04-23 Jan Hubicka <jh@suse.cz>
3804 * function.c (init_function_start): Don't init line number info.
3805 (expand_function_end): Update.
3806 (reset_block_changes, record_block_change, finalize_block_changes,
3807 check_block_change, free_block_changes): Kill.
3808 * function.h (reset_block_changes, record_block_change,
3809 finalize_block_changes, check_block_change, free_block_changes): Remove
3811 (struct function): Remove ib_boundaries_block.
3812 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
3813 Use curr_insn_locator to initialize locator.
3814 (emit_line_note): Remove.
3815 * cfgexpand.c (expand_gimple_cond_expr): Update.
3816 (construct_exit_block): Likewise.
3817 (tree_expand_cfg): Initialize/finalize locators.
3818 * expr.c (expand_expr_real): Update.
3819 * cfglayout.c (line_locators_locs, line_locators_lines,
3820 file_locators_locs, file_locators_files): Remove.
3821 (set_block_levels): Move to cfgexpand.c.
3822 (insn_locators_initialize): Remove.
3823 (pass_insn_locators_initialize): Remove.
3824 (locations_locators_locs, locations_locators_vals): New static vars.
3825 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
3827 (insn_locators_alloc, insn_locators_finalize,
3828 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3830 (locator_location): New.
3831 (locator_line, locator_file): Rewrite.
3832 * rtl.h (emit_line_note): Kill.
3833 (insn_locators_alloc, insn_locators_finalize,
3834 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
3836 * tree-inline.c (initialize_cfun): Do not initialize
3837 ib_boundaries_block.
3838 * passes.c (pass_insn_locators_initialize): Remove.
3840 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
3843 * expr.c (reduce_to_bit_field_precision): Handle
3846 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
3848 PR tree-optimization/24659
3849 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
3850 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
3851 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
3852 * genopinit.c (optabs): Rename vec_pack_mod_optab
3853 to vec_pack_trunc_optab.
3854 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
3855 early for scalar floating point operands for NOP_EXPR.
3856 (vectorizable_type_promotion): Ditto.
3857 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
3858 vec_pack_trunc_optab.
3859 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
3861 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
3862 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
3863 Rename from VEC_PACK_MOD_EXPR.
3864 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
3865 * expr.c (expand_expr_real_1): Ditto.
3866 * tree-inline.c (estimate_num_insns_1): Ditto.
3867 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
3869 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
3870 (vec_unpacks_lo_v4sf): Ditto.
3871 (vec_pack_trunc_v2df): Ditto.
3872 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
3873 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3874 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
3876 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
3878 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
3880 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
3881 Rename from VEC_PACK_MOD_EXPR. This expression also represent
3882 packing of floating point operands.
3883 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
3884 represent unpacking of floating point operands.
3885 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
3886 [vec_unpacks_hi]: Ditto.
3887 [vec_unpacks_lo]: Ditto.
3889 2007-04-22 Jan Hubicka <jh@suse.cz>
3891 * final.c (rest_of_handle_final): Call
3892 targetm.asm_out.constructor/targetm.asm_out.destructor
3893 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
3894 proper priority via decl_*_priority_insert.
3895 * c-common.c (c_expand_body): Likewise.
3897 2007-04-22 Richard Guenther <rguenther@suse.de>
3899 PR tree-optimization/29789
3900 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
3901 (rewrite_reciprocal): New helper split out from
3902 determine_invariantness_stmt.
3903 (rewrite_bittest): Likewise.
3904 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
3905 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
3908 2007-04-22 Revital Eres <eres@il.ibm.com>
3910 * loop-unroll.c (var_to_expand): New field to support also
3911 insns of the form x = something + x.
3912 (analyze_insn_to_expand_var): Use it.
3913 (expand_var_during_unrolling): Likewise.
3915 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3917 * predict.c: Include pointer-set.h.
3918 (bb_predictions): New variable.
3919 (tree_predicted_by_p, tree_predict_edge,
3920 remove_predictions_associated_with_edge): Use bb_predictions map
3921 instead of bb->predictions.
3922 (clear_bb_predictions, assert_is_empty): New functions.
3923 (combine_predictions_for_bb): Use bb_predictions map. Call
3924 clear_bb_predictions.
3925 (tree_estimate_probability): Create and free bb_predictions map.
3926 * Makefile.in (predict.o): Add pointer-set.h dependency.
3927 * basic-block.h (struct basic_block_def): Remove predictions
3929 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3931 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3934 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3937 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3939 * timevar.c (timevar_print): Change reference of --disable-checking to
3940 --enable-checking=release. Also warn if assert checking is disabled.
3942 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3945 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3946 decl as addressable if the compound literal was marked as
3948 Mark the decl as a gimple register if it is a complex or
3949 vector decl and does not live in memory.
3951 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3953 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3954 (GENERIC_NEXT): New function macro.
3955 (PHI_CHAIN): Use phi_node's new chain variable.
3956 (tree_phi_node): Change tree_common to tree_base
3957 and add the chain field.
3958 * tree-phinodes.c (make_phi_node): Don't set
3959 TREE_TYPE on the new node.
3960 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3961 instead of checking GIMPLE_TUPLE_P in chain_next.
3962 * tree-vect-transform.c
3963 (get_initial_def_for_induction): Look at
3964 PHI_RESULT_TREE for the type of the phi node.
3965 (update_vuses_to_preheader): Use PHI_CHAIN
3966 instead of TREE_CHAIN on the phi node.
3967 * tree-ssa-structalias.c (compute_points_to_sets):
3969 (ipa_pta_execute): Likewise.
3971 2007-04-21 Richard Guenther <rguenther@suse.de>
3974 * fold-const.c (fold_unary): Call fold_convert_const on the
3977 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3979 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3980 (store_killed_in_pat): New.
3982 2007-04-20 Richard Henderson <rth@redhat.com>
3985 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3986 TREE_LIST with a void_type_node value, not void_list_node exactly.
3988 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3990 * doc/standards.texi: Re-arrange into language-specific
3991 subsections. Add a C++ section, documenting which standards we
3994 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3996 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3997 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3999 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
4001 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
4002 ecrti.o and crtbegin.o.
4003 (LIB_DEFAULT_SPEC): Include -lc.
4004 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
4006 2007-04-20 Richard Henderson <rth@redhat.com>
4009 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
4010 argument; update all callers.
4011 (get_unaligned_offset): New.
4012 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
4013 get_unaligned_address, just pass on the address directly.
4014 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
4015 the subreg in the helper patterns.
4016 (unaligned_extendqidi_le): Use get_unaligned_offset.
4017 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
4018 (unaligned_extendhidi_be): Likewise.
4019 (unaligned_extendhidi): Tidy.
4020 * config/alpha/alpha-protos.h: Update.
4022 2007-04-20 Richard Henderson <rth@redhat.com>
4024 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
4025 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4026 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
4027 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4028 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4029 (CPP_SPEC): Don't include %(cpp_subtarget).
4030 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
4031 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
4032 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
4034 2007-04-20 Jakub Jelinek <jakub@redhat.com>
4036 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
4037 for __builtin_ia32_cmpordss.
4039 PR tree-optimization/31632
4040 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
4041 and arg1 for optimizations of comparison against min/max values.
4042 Fold arg0 to arg1's type for optimizations of comparison against
4043 min+1 and max-1 values.
4045 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
4047 * reload.c (combine_reloads): When trying to use a dying register,
4048 check whether it's uninitialized and don't use if so.
4050 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
4052 * fold-const.c: Remove prototypes for native_encode_expr and
4053 native_interpret_expr.
4054 (native_encode_expr): Make non-static.
4055 (native_interpret_expr): Likewise.
4056 * tree.h: Add prototypes for the above.
4058 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4060 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
4061 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
4062 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
4063 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
4064 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
4065 Add length attributes.
4067 2007-04-19 Janis Johnson <janis187@us.ibm.com>
4069 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
4072 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
4073 __STDC_WANT_DEC_FP__.
4075 2007-04-19 Joseph Myers <joseph@codesourcery.com>
4077 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
4078 for long double compatibility.
4079 * configure: Regenerate.
4081 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
4083 PR rtl-optimization/29841
4084 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
4086 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
4087 that may cause control flow transfer from being moved.
4089 2007-04-18 Jan Hubicka <jh@suse.cz>
4091 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
4094 2007-04-18 Eric Christopher <echristo@apple.com>
4096 * config/rs6000/darwin.md (load_macho_picbase): Use link register
4097 only. Update operands.
4098 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
4099 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
4100 link register to pic register.
4102 2007-04-18 Dirk Mueller <dmueller@suse.de>
4105 * tree-vrp.c (search_for_addr_array): New.
4106 (check_array_bounds): Suppress warning about
4107 address taken of array refs if its not de-referenced.
4109 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4111 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
4112 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
4114 * tree-vectorizer.h (NITERS_KNOWN_P): New.
4115 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
4116 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
4118 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
4120 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
4122 (vect_analyze_scalar_cycles): Fix indentation.
4123 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
4124 (vect_mark_relevant): Include phis in relevance analysis.
4126 * tree-vect-transform.c (vect_transform_loop): Add an assert.
4128 2007-04-18 Anatoly Sokolov <aesok@post.ru>
4130 * config/avr/avr.c (ptrreg_to_str): Replace error() with
4131 output_operand_lossage().
4133 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4135 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
4136 the unused code for reduction without adjust-in-epilog to simplify the
4139 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
4141 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
4142 (S390_TDC_NEGATIVE_ZERO): New constant.
4143 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
4144 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
4145 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
4146 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
4147 (S390_TDC_POSITIVE_INFINITY): New constant.
4148 (S390_TDC_NEGATIVE_INFINITY): New constant.
4149 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
4150 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
4151 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
4152 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
4153 (S390_TDC_INFINITY): New constant.
4154 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
4155 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
4156 optimization for UNSPEC_CCZ_TO_INT.
4157 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
4158 ("*ccz_to_int"): New insn.
4159 ("isinf<mode>2"): New insn.
4160 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
4161 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
4162 (UNSPEC_CCZ_TO_INT): New constant.
4164 2007-04-18 Richard Guenther <rguenther@suse.de>
4166 PR tree-optimization/19431
4167 PR tree-optimization/21463
4168 * tree-pass.h (pass_phiprop): Declare.
4169 * passes.c (init_optimization_passes): New phiprop pass.
4170 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
4171 (phivn_valid_p): New helper function.
4172 (phiprop_insert_phi): Likewise.
4173 (propagate_with_phi): Likewise.
4174 (tree_ssa_phiprop): New propagator propagating loads
4175 through phi nodes if profitable.
4177 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
4179 * tree-vect-analyze.c (process_use): New function.
4180 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
4181 Check phis in all bbs.
4182 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
4185 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
4187 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
4190 2007-04-17 Anatoly Sokolov <aesok@post.ru>
4193 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
4196 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
4198 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
4200 (sse_vmmulv4sf3): Likewise.
4201 (sse2_vmaddv2df3): Likewise.
4202 (sse2_vmmulv2df3): Likewise.
4204 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
4206 PR rtl-optimization/31360
4207 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
4208 (target_reg_cost): New.
4209 (init_set_costs): Initialize target_reg_cost. Add comments
4210 regarding the rationale of the costs.
4211 (global_cost_for_size): Renamed to...
4212 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
4213 of register pressure.
4214 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
4215 estimate_reg_pressure_cost. Add number of ivs.
4216 (determine_set_costs): Dump target_reg_cost.
4217 * loop-invariant.c (gain_for_invariant): Use
4218 estimate_reg_pressure_cost. Removed n_inv_uses argument.
4219 (best_gain_for_invariant, find_invariants_to_move): Remove
4221 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
4222 (target_reg_cost): Declare.
4223 (global_cost_for_size): Declaration removed.
4224 (estimate_reg_pressure_cost): Declare.
4226 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
4228 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
4229 regnos into even/odd register pairs.
4230 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
4231 TDmode similar to the other floating point modes.
4232 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
4233 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
4235 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
4236 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
4237 (movdd_hardfloat64): Use TARGET_MFPGPR.
4239 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
4241 * reload1.c (delete_output_reload): Don't count output in n_inherited.
4244 2005-01-05 Richard Henderson <rth@redhat.com>
4246 * reload1.c (do_input_reload): Restrict the optimization deleteing
4247 a previous output reload to RELOAD_FOR_INPUT.
4249 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
4251 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
4252 induc_vec_info_type.
4253 (vectorizable_induction): New function declaration.
4254 * tree-vect-transform.c (get_initial_def_for_induction): No need to
4255 check if already vectorized. Find first place in BB where new stmts
4256 can be inserted. Takes only one argument.
4257 (vectorizable_induction): New function.
4258 (vect_transform_stmt): Add case for induc_vec_info_type to call
4259 vectorizable_induction.
4260 (vect_transform_loop): Consider phis for vectorization.
4261 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
4263 (analyze_operations): Call vectorizable_induction when analyzing phis.
4265 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
4266 (vect_mark_relevant): Include phis in relevance analysis.
4267 (vect_mark_stmts_to_be_vectorize): Likewise.
4268 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
4270 2007-04-16 Lawrence Crowl <crowl@google.com>
4272 * doc/invoke.texi (Debugging Options): Add documentation for the
4273 -femit-struct-debug options -femit-struct-debug-baseonly,
4274 -femit-struct-debug-reduced, and
4275 -femit-struct-debug-detailed[=...].
4277 * c-opts.c (c_common_handle_option): Add
4278 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
4279 and OPT_femit_struct_debug_detailed_.
4280 * c.opt: Add specifications for
4281 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
4282 and -femit-struct-debug-detailed[=...].
4283 * opts.c (set_struct_debug_option): Parse the
4284 -femit-struct-debug-... options.
4285 * opts.c (matches_main_base, main_input_basename,
4286 main_input_baselength, base_of_path, matches_main_base): Add
4287 variables and functions to compare header base name to compilation
4289 * opts.c (should_emit_struct_debug): Add to determine to emit a
4290 structure based on the option.
4291 (dump_struct_debug) Also disabled function to debug this
4293 * opts.c (handle_options): Save the base name of the
4296 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
4297 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
4298 This hook indicates if a type is generic. Set it by default
4300 * langhooks.h (struct lang_hooks_for_types): Add a new hook
4301 to determine if a struct type is generic or not.
4302 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
4303 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
4304 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
4307 * flags.h (enum debug_info_usage): Add an enumeration to describe
4308 a program's use of a structure type.
4309 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
4310 to indicate the program's usage of the type. Filter structs based
4311 on the -femit-struct-debug-... specification.
4312 (gen_type_die): Split into two routines, gen_type_die and
4313 gen_type_die_with_usage. gen_type_die is now a wrapper
4314 that assumes direct usage.
4315 (gen_type_die_with_usage): Replace calls to gen_type_die
4316 with gen_type_die_with_usage adding the program usage of
4317 the referenced type.
4318 (dwarf2out_imported_module_or_decl): Suppress struct debug
4319 information using should_emit_struct_debug when appropriate.
4321 2007-04-16 Ian Lance Taylor <iant@google.com>
4323 PR tree-optimization/31522
4324 * tree-vrp.c (vr_phi_edge_counts): New static variable.
4325 (vrp_initialize): Allocate vr_phi_edge_counts.
4326 (vrp_visit_phi_node): Don't push to infinity if we saw a new
4327 executable edge. Drop test for all constants.
4328 (vrp_finalize): Free vrp_phi_edge_counts.
4330 * doc/cpp.texi (Common Predefined Macros): Clarify description of
4331 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4333 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
4334 predecessors at head rather than tail.
4336 2007-04-16 Matthias Klose <doko@debian.org>
4338 * config/alpha/linux.h (CPP_SPEC): Define.
4339 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
4341 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
4343 * function.h: Remove sequence_stack extern declaration.
4345 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4347 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
4349 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
4352 2007-04-16 Anatoly Sokolov <aesok@post.ru>
4354 * config/avr/avr.c (avr_arch_types): Rearranging array.
4355 (enum avr_arch): Add.
4356 (avr_mcu_types): Use avr_arch enumeration constants instead of
4358 * config/avr/avr.h (LINK_SPEC): Simplify.
4360 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
4362 * config/m68k/m68k.c (m68k_libcall_value,
4363 m68k_function_value): Use macros for register names more.
4365 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
4367 (M68K_REGNAME): Use A6_REG.
4368 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
4370 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
4373 * sched-int.h (struct deps): Split field 'pending_lists_length' into
4374 'pending_read_list_length' and 'pending_write_list_length'. Update
4376 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
4377 to handle two length counters instead of one. Update all uses.
4378 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
4379 two length counters instead of one.
4380 * sched-rgn.c (propagate_deps): Update to handle two length counters
4383 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
4386 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
4387 copy of source, pass it to ix86_expand_vector_set and return
4390 2007-04-16 David Ung <davidu@mips.com>
4391 Joseph Myers <joseph@codesourcery.com>
4393 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
4394 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
4395 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
4396 Add 74K processor information.
4397 * config/mips/mips.md: Include 74k.md.
4398 (cpu): Add 74kc,74kf,74kx.
4399 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
4400 * config/mips/74k.md: New.
4401 * doc/invoke.texi (MIPS Options): Document 74K support.
4403 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
4405 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
4406 vectorizable_* functions.
4407 * tree-vect-transform.c (vectorizable_call): Add check for
4408 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
4409 (vectorizable_store): likewise.
4410 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
4412 (vectorizable_operation, vectorizable_type_demotion): Likewise.
4413 (vectorizable_type_promotion, vectorizable_load): Likewise.
4414 (vectorizable_live_operation, vectorizable_condition): Likewise.
4415 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
4417 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
4419 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4421 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
4422 register numbers more.
4423 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
4424 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
4425 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
4426 FUNCTION_VALUE_REGNO_P): Likewise.
4427 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
4428 STATIC_CHAIN_REGNUM): Likewise.
4429 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
4430 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
4431 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
4432 * config/m68k/m68k.md (FP_REG): New.
4434 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4436 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
4439 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
4441 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
4442 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
4445 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4447 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
4450 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
4453 * c-decl.c (finish_decl): Grab the type of the decl after the call
4454 to store_init_value.
4456 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
4458 * common.opt (fforward-propagate): Fix "Optimization" annotation.
4460 2007-04-14 Jakub Jelinek <jakub@redhat.com>
4463 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
4464 post dominators and cleanup cfg before returning.
4466 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
4468 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
4469 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
4471 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
4473 * config.gcc: Recognize fido.
4474 * config/m68k/m68k-devices.def (fidoa): New.
4475 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
4477 (FL_FIDOA, TARGET_FIDOA): New.
4478 * config/m68k/m68k.opt (mfidoa): New.
4480 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4483 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
4484 when a personality function is used.
4486 2007-04-13 Bob Wilson <bob.wilson@acm.org>
4488 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
4490 2007-04-13 Mike Stump <mrs@apple.com>
4492 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
4494 * config/darwin.opt (fapple-kext): Make C++ only.
4495 * config/darwin.c (darwin_override_options): Remove code to ensure
4496 -fapple-kext is given for C++ only.
4498 2007-04-13 Richard Sandiford <richard@codesourcery.com>
4500 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
4501 * config/mips/mips.c (override_options): Call
4502 SUBTARGET_OVERRIDE_OPTIONS, if defined.
4504 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4506 * config/i386/i386.opt (msvr3-shlib): Removed.
4508 * doc/invoke.texi: Remove -msvr3-shlib.
4510 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
4512 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
4513 with "popcnt" instruction.
4515 2007-04-13 Richard Guenther <rguenther@suse.de>
4517 PR tree-optimization/21258
4518 * tree-vrp.c (compare_case_labels): New helper.
4519 (find_switch_asserts): New function.
4520 (find_assert_locations): Call it for SWITCH_EXPRs.
4522 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
4525 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
4526 check is now implied in X87_FLOAT_MODE_P.
4527 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4528 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4529 (fix_trunc<mode>_i386_fisttp): Ditto.
4530 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4531 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4532 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4533 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4534 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4535 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4536 (unnamed_splitters): Ditto.
4537 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
4538 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
4539 FIRST_SSE_REG for local functions when SSE math is enabled or
4540 for functions with sseregparm attribute.
4541 (standard_80387_constant_p): Return -1 if mode is not
4543 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
4544 (ix86_expand_compare): Ditto.
4545 (ix86_expand_carry_flag_compare): Ditto.
4546 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
4547 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
4548 DECIMAL_FLOAT_MODE_P.
4549 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
4550 of SCALAR_FLOAT_MODE_P.
4551 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
4552 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
4553 checks before FLOAT_MODE_P.
4554 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
4555 before FLOAT_MODE_P.
4560 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
4562 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
4563 Charles Wilson <libtool@cwilson.fastmail.fm>
4565 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
4566 (libgcc.mvars): Don't depend on them.
4567 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
4568 * exec-tool.in: New.
4570 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
4572 * doc/invoke.text (--help): Document --help=common.
4574 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
4576 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
4578 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4580 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
4581 * genemit.c (main): Emit #include "integrate.h".
4582 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
4583 (LOADGP_RTP): New mips_loadgp_style.
4584 * config/mips/mips.h: Include config/vxworks-dummy.h.
4585 (TARGET_RTP_PIC): New macro.
4586 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
4587 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
4588 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
4590 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
4591 -mvxworks-pic when using -mrtp and a PIC option.
4592 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
4594 (mips_symbolic_constant_p, mips_symbolic_address_p)
4595 (mips_symbol_insns): Handle SYMBOL_HALF.
4596 (override_options): Warn about -G and -mrtp being used together.
4597 Initialize mips_lo_relocs[SYMBOL_HALF].
4598 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
4599 (mips_emit_loadgp): Handle LOADGP_RTP.
4600 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
4601 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
4602 (tablejump): Handle function-relative case table entries if
4604 * config/mips/predicates.md (symbol_ref_operand): New predicate.
4606 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4608 * config/mips/mips.md (load_call<mode>): Allow any general register.
4610 (sibcall_value_internal, sibcall_value_multiple_internal)
4611 (call_value_internal, call_value_split, call_value_multiple_internal)
4612 (call_value_multiple_split): Remove constraints from operand 0.
4614 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4616 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
4617 rather than loadgp_noshared.
4618 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
4619 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
4621 * config/mips/mips.md (loadgp): Rename to...
4622 (loadgp_newabi): ...this.
4623 (loadgp_noshared): Rename to...
4624 (loadgp_absolute): ...this.
4626 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4628 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
4629 false for locally-binding symbols.
4630 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
4632 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4634 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
4635 (SYMBOL_GOT_PAGE_OFST): ...this.
4636 (SYMBOL_GOT_GLOBAL): Rename to...
4637 (SYMBOL_GOT_DISP): ...this.
4638 (SYMBOL_GOTOFF_GLOBAL): Rename to...
4639 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
4640 * config/mips/mips.c (mips_global_symbol_p): New function.
4641 (mips_symbol_binds_local_p): Likewise.
4642 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
4643 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
4644 and mips_symbol_binds_local_p.
4645 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
4646 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
4647 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
4649 (mips_ok_for_lazy_binding_p): New function.
4650 (mips_load_call_address, mips_expand_call): Use it.
4651 (mips_dangerous_for_la25_p): Likewise.
4652 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
4653 (*got_disp<mode>): Use got_disp_operand instead of
4654 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
4655 SYMBOL_GOTOFF_GLOBAL.
4656 (*got_page<mode>): Use got_page_ofst_operand instead of
4658 * config/mips/predicates.md (const_call_insn_operand): Use
4659 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
4660 (global_got_operand): Rename to...
4661 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
4663 (local_got_operand): Rename to...
4664 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
4665 of SYMBOL_GOT_LOCAL.
4667 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4669 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
4670 TARGET_CALL_CLOBBERED_GP.
4671 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4672 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
4673 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
4674 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
4675 of TARGET_ABICALLS && !TARGET_NEWABI.
4676 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4677 * config/mips/mips.c (mips_load_call_address): Check
4678 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4679 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4680 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
4681 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
4682 TARGET_ABICALLS && TARGET_NEWABI.
4683 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
4685 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
4686 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
4687 TARGET_ABICALLS && TARGET_NEWABI.
4688 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
4689 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
4690 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
4691 whether indirect calls must use $25.
4692 (mips_extra_live_on_entry): Check TARGET_GOT instead of
4694 * config/mips/mips.md (jal_macro): Check flag_pic and
4695 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
4696 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
4697 instead of TARGET_ABICALLS.
4698 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
4699 TARGET_ABICALLS && TARGET_OLDABI.
4700 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
4701 (sibcall): In the comment above the define_insn, mention
4702 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
4703 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
4704 instead of TARGET_ABICALLS.
4706 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4708 * doc/md.texi (Blackfin family constraints): Document PA and PB.
4709 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
4710 (MACFLAGS_MATCH_P): New macro.
4711 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
4712 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
4713 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
4714 the other MACFLAG constants.
4715 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
4716 (flag_machi): Tighten constraints. Renumber some of the operands.
4717 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
4719 (flag_machi_parts_acconly): New pattern.
4720 (flag_macinithi): Tighten constraints. Allow any accumulator to be
4722 (flag_macinit1hi): Tighten constraints.
4723 (flag_mul_macv2hi_parts_acconly): New pattern.
4725 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
4726 Use a more efficient implementation.
4727 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
4728 inline sequences when not optimizing for size.
4730 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
4731 movhi_high2low): Delete, merge functionality into...
4732 (packv2hi): ... this pattern.
4734 2007-02-11 Jie Zhang <jie.zhang@analog.com>
4735 * config/bfin/bfin.opt (msim): New option.
4736 (mcpu=): New option.
4737 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
4738 (bfin_cpu_t): Typedef of enum bfin_cpu.
4739 (bfin_cpu_type): New declaration.
4740 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
4741 -msim and -mcpu= options.
4742 (LIB_SPEC): Likewise.
4743 * config/bfin/bfin.c (bfin_cpu_type): Define.
4744 (bfin_handle_option): Handle -mcpu= option.
4745 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
4746 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
4747 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
4749 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4751 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
4752 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
4753 (powerpc-wrs-vxworksae): Use ${tm_file}.
4754 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
4755 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
4756 * config/i386/vx-common.h: New file.
4758 2007-04-12 Richard Sandiford <richard@codesourcery.com>
4760 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
4763 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
4765 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
4768 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
4772 * c-common.c (c_build_qualified_type): Set canonical type
4775 2007-04-12 Richard Guenther <rguenther@suse.de>
4777 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
4778 lower bound and element size if lower bound is not zero
4779 or either of the ARRAY_REF operands is set.
4781 2007-04-12 Richard Guenther <rguenther@suse.de>
4783 PR tree-optimization/24689
4784 PR tree-optimization/31307
4785 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
4787 * gimplify.c (canonicalize_addr_expr): To be consistent with
4788 gimplify_compound_lval only set operands two and three of
4789 ARRAY_REFs if they are not gimple_min_invariant. This makes
4790 it never at this place.
4791 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
4793 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4795 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
4796 null before emitting a .nsubspa directive.
4798 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4800 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
4801 need_to_partition_p if there are no memory statements in the
4804 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4806 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
4807 (gcd_of_steps_may_divide_p): New function.
4808 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
4810 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4812 * reload.c (find_reloads_toplev, find_reloads_address,
4813 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
4814 not a pointer equality test, to decide if we need to call
4815 push_reg_equiv_alt_mem.
4817 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
4819 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
4820 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
4821 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
4823 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
4825 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
4826 vector to be positive.
4828 2007-04-11 Diego Novillo <dnovillo@redhat.com>
4832 * doc/invoke.texi: Document --params max-aliased-vops and
4834 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
4835 debug_memory_partitions): Move to tree-flow.h
4836 * params.h (AVG_ALIASED_VOPS): Define.
4837 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
4839 (mp_info_t): Likewise.
4840 (get_mem_sym_stats_for): New.
4841 (set_memory_partition): Move from tree-flow-inline.h.
4842 (mark_non_addressable): Only clear the set of symbols for the
4843 partition if it exists.
4844 (dump_memory_partitions): Move from tree-ssa-operands.c
4845 (debug_memory_partitions): Likewise.
4846 (need_to_partition_p): New.
4847 (dump_mem_ref_stats): New.
4848 (debug_mem_ref_stats): New.
4849 (dump_mem_sym_stats): New.
4850 (debug_mem_sym_stats): New.
4851 (update_mem_sym_stats_from_stmt): New.
4852 (compare_mp_info_entries): New.
4853 (mp_info_cmp): Call it.
4854 (sort_mp_info): Change argument to a list of mem_sym_stats_t
4856 (get_mpt_for): Move from tree-ssa-operands.c.
4857 (find_partition_for): New.
4858 (create_partition_for): Remove.
4859 (estimate_vop_reduction): New.
4860 (update_reference_counts): New.
4861 (build_mp_info): New.
4862 (compute_memory_partitions): Refactor.
4863 Document new heuristic.
4864 Call build_mp_info, update_reference_counts,
4865 find_partition_for and estimate_vop_reduction.
4866 (compute_may_aliases): Populate virtual operands before
4867 calling debugging dumps.
4868 (delete_mem_sym_stats): New.
4869 (delete_mem_ref_stats): New.
4870 (init_mem_ref_stats): New.
4871 (init_alias_info): Call it.
4872 (maybe_create_global_var): Remove alias_info argument.
4873 Get number of call sites and number of pure/const call sites
4874 from gimple_mem_ref_stats().
4875 (dump_alias_info): Call dump_memory_partitions first.
4876 (dump_points_to_info_for): Show how many times a pointer has
4878 * opts.c (decode_options): For -O2 set --param
4879 max-aliased-vops to 500.
4880 For -O3 set --param max-aliased-vops to 1000 and --param
4881 avg-aliased-vops to 3.
4882 * fortran/options.c (gfc_init_options): Remove assignment to
4884 * tree-flow-inline.h (gimple_mem_ref_stats): New.
4885 * tree-dfa.c (dump_variable): Dump memory reference
4887 Dump NO_ALIAS* settings.
4888 (referenced_var_lookup): Tidy.
4889 (mem_sym_stats): New.
4890 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
4891 and ORIG are different SSA names for a memory partition.
4892 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
4893 * tree-flow.h (struct mem_sym_stats_d): Define.
4894 (mem_sym_stats_t): Define.
4895 (struct mem_ref_stats_d): Define.
4896 (struct gimple_df): Add field mem_ref_stats.
4897 (enum noalias_state): Define.
4898 (struct var_ann_d): Add bitfield noalias_state.
4899 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
4900 debug_mem_ref_stats, debug_memory_partitions,
4901 debug_mem_sym_stats): Declare.
4902 * tree-ssa-structalias.c (update_alias_info): Update call
4903 sites, pure/const call sites and asm sites in structure
4904 returned by gimple_mem_ref_stats.
4905 Remove local variable IS_POTENTIAL_DEREF.
4906 Increase NUM_DEREFS if the memory expression is a potential
4908 Call update_mem_sym_stats_from_stmt.
4909 If the memory references memory, call
4910 update_mem_sym_stats_from_stmt for all the direct memory
4911 symbol references found.
4912 (intra_create_variable_infos): Set noalias_state field for
4913 pointer arguments according to the value of
4914 flag_argument_noalias.
4915 * tree-ssa-structalias.h (struct alias_info): Remove fields
4916 num_calls_found and num_pure_const_calls_found.
4917 (update_mem_sym_stats_from_stmt): Declare.
4918 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
4919 Set default value to 100.
4920 (PARAM_AVG_ALIASED_VOPS): Define.
4922 2007-04-11 Richard Guenther <rguenther@suse.de>
4925 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4926 a * -b + c as c - a * b if we honor sign dependent rounding.
4928 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4930 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4932 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4933 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4935 (initialize_trampoline): Don't use old-style function definition.
4936 (bfin_secondary_reload): Mark IN_P argument as unused.
4938 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4940 PR tree-optimization/31343
4941 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4942 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4943 * testsuite/gcc.dg/vect/pr31343.c: New.
4945 2007-04-10 Eric Christopher <echristo@apple.com>
4947 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4948 * config/i386/i386.md (*cmpfp0): Use.
4949 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4950 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4951 (fix_trunc<mode>_i386_fisttp): Ditto.
4952 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4953 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4954 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4955 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4956 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4957 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4958 (unnamed_splitters): Ditto.
4959 * config/i386/i386.c (output_fix_trunc): Assert that
4960 we're not being passed a TFmode operand.
4962 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4964 PR tree-optimization/31526
4965 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4966 n_basic_blocks to find newly added blocks.
4968 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4970 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4972 (fix_trunc<mode>si_sse): Ditto.
4973 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4974 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4975 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4976 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4977 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4978 expander using SSEMODEF mode macro.
4979 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4980 expander using SSEMODEF mode macro.
4981 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4982 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4983 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4984 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4985 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4986 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4987 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4988 Macroize insn using X87MODEF mode macro.
4990 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4992 * config/i386/sse.md (sse2_pinsrw): Removed.
4993 (sse2_pextrw): Renamed to ...
4994 (*sse2_pextrw): This.
4996 2007-04-09 Jan Hubicka <jh@suse.cz>
4999 * config/i386/sse.md
5000 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
5001 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
5002 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
5003 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
5005 2007-04-09 Jan Hubicka <jh@suse.cz>
5007 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
5008 multiple fields of union.
5010 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
5012 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
5013 (create_preheaders): Check that loops are available.
5014 (fix_loop_structure): Clean up, improve comments.
5015 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
5016 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
5018 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
5019 * predict.c (tree_estimate_probability): Do not call
5020 calculate_dominance_info. Call create_preheaders.
5021 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
5022 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
5024 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
5025 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
5026 * tree-cfg.c (tree_split_edge): Make an assert more precise.
5027 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
5030 2007-04-08 Jan Hubicka <jh@suse.cz>
5032 * tree.h (maybe_fold_offset_to_component_ref): Declare.
5033 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
5034 * fold-const.c (fold_unary): Use it.
5036 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5038 * varasm.c (assemble_variable): Remove call to
5039 lang_hooks.decls.prepare_assemble_variable.
5040 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
5041 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
5042 * langhooks.h (lang_hooks_for_decls): Remove
5043 prepare_assemble_variable.
5045 2007-04-08 Mike Stump <mrs@apple.com>
5047 * config/i386/i386.c: Use inc/dec on Core2.
5049 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
5051 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
5052 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5053 lhd_tree_inlining_end_inlining): Remove.
5054 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
5055 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
5057 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
5058 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
5059 lhd_tree_inlining_end_inlining): Remove prototypes.
5060 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
5061 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
5062 LANG_HOOKS_TREE_INLINING_START_INLINING,
5063 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
5065 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
5068 2007-04-08 Anatoly Sokolov <aesok@post.ru>
5071 * config/avr/predicates.md (io_address_operand): Delete predicate.
5072 (low_io_address_operand): Don't use 'mode' argument.
5073 (higth_io_address_operand): Rename ...
5074 (high_io_address_operand): ... to this. Don't use 'mode' argument.
5075 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
5078 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
5080 Revert change removing staticp.
5082 2007-04-07 Anatoly Sokolov <aesok@post.ru>
5085 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
5088 2007-04-07 Bruce Korb <bkorb@gnu.org>
5090 * c.opt: Add -Wformat-contains-nul.
5091 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
5093 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
5094 the NUL byte warning.
5096 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
5100 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5102 * tree.c (staticp): No longer use staticp langhook.
5103 * langhooks.c (lhd_staticp): Removed.
5104 * langhooks.h (struct lang_hooks): Remove staticp.
5105 * c-common.c (c_staticp): Remove.
5106 * c-common.h (c_staticp): Ditto.
5107 * langhooks-defs.h (lhd_staticp): Ditto.
5108 (LHD_HOOKS_STATICP): Ditto
5109 * tree.h (gcc_assert_lowered): New macro.
5111 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5113 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
5114 argument "reliable".
5115 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
5116 Add argument "reliable". Propagate it through calls.
5117 (infer_loop_bounds_from_undefined): Derive number of iterations
5118 estimates from references in blocks that do not dominate loop latch.
5119 (gcov_type_to_double_int): New function.
5120 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
5121 and expected_loop_iterations_unbounded.
5122 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
5123 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
5124 * tree-data-ref.c (estimated_loop_iterations): Export.
5125 (get_references_in_stmt): Fix -- do not return addresses of local
5127 * cfgloop.h (expected_loop_iterations_unbounded,
5128 estimated_loop_iterations): Declare.
5130 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
5132 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
5134 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5136 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
5137 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
5138 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
5139 Use output_387_reg_move().
5140 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
5141 expander using X87MODEF12 mode macro.
5142 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
5143 choosing register preferences. Use output_387_reg_move().
5144 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
5145 instead of "x". Use output_387_reg_move().
5146 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
5147 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
5148 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
5149 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
5150 Use output_387_reg_move().
5151 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
5153 (*truncxf?f_i387 splitter): Ditto.
5155 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
5157 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5158 LANG_HOOKS_SAFE_FROM_P.
5159 * expr.c (safe_from_p): Remove langhook call.
5160 * langhooks.h (lang_hooks): Remove safe_from_p.
5161 (lhd_safe_from_p): Remove prototype.
5162 * langhooks.c (lhd_safe_from_p): Remove.
5164 2007-04-06 Jan Hubicka <jh@suse.cz>
5166 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
5169 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
5172 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
5173 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
5174 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
5176 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
5177 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
5179 2007-04-05 Richard Henderson <rth@redhat.com>
5181 * config/alpha/alpha.c (print_operand) [+]: Remove.
5182 (alpha_end_function): Print nop if call at end of function.
5183 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
5184 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
5185 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
5186 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
5187 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
5188 the call pattern. Update peepholes to match.
5190 2007-04-05 Janis Johnson <janis187@us.ibm.com>
5192 * doc/extend.texi (Other Builtins): Add decimal float variants
5194 * builtins.def: Ditto.
5195 * builtins.c (expand_builtin): Ditto.
5197 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
5198 H.J. Lu <hongjiu.lu@intel.com>
5201 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
5202 of V8HImode when calling ix86_binary_operator_ok.
5203 (sse2_pmaddwd): Call ix86_binary_operator_ok.
5204 (sdot_prodv8hi): Operands 1 and 2 must be register.
5206 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5208 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
5209 initialize align to silence bogus warning.
5211 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
5214 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
5216 (struct sra_walk_fns): Remove use_all parameter from use.
5217 (sra_hash_tree): Handle BIT_FIELD_REFs.
5218 (sra_elt_hash): Don't hash bitfld blocks.
5219 (sra_elt_eq): Skip them in parent compares as well. Handle
5221 (sra_walk_expr): Don't maintain or pass down use_all_p.
5222 (scan_use): Remove use_all parameter.
5223 (scalarize_use): Likewise. Re-expand assignment to
5224 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
5225 output, and re-scalarize after output. Don't mark anything
5227 (scalarize_ldst): Adjust.
5228 (scalarize_walk_gimple_modify_statement): Likewise.
5229 (build_element_name_1): Handle BIT_FIELD_REFs.
5230 (instantiate_element): Don't warn for any element whose parent
5232 (instantiate_missing_elements_1): Return the sra_elt.
5233 (canon_type_for_field): New.
5234 (try_instantiate_multiple_fields): New.
5235 (instantiate_missing_elemnts): Use them.
5236 (mark_no_warning): Removed.
5237 (generate_one_element_ref): Handle BIT_FIELD_REFs.
5238 (REPLDUP, sra_build_elt_assignment): New.
5239 (generate_copy_inout): Use them.
5240 (generate_element_copy): Likewise. Handle bitfld differences.
5241 (generate_element_zero): Don't recurse for blocks. Use
5242 sra_build_elt_assignment.
5243 (generate_one_element_int): Take elt instead of var. Use
5244 sra_build_elt_assignment.
5245 (generate_element_init_1): Adjust.
5246 (scalarize_use, scalarize_copy): Use REPLDUP.
5247 (scalarize_ldst): Move assert before dereference.
5248 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
5250 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5252 * regmove.c: Fix unused variable warnings due to previous commit.
5254 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
5256 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
5257 (regmove_bb_head): Remove.
5258 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
5259 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
5260 problems with fixup_match_1.
5261 Don't initialize/free regmove_bb_head.
5263 (reg_is_remote_constant_p): If an insn is in the same basic block
5264 but not before INSN, consider it remote, too.
5266 2007-04-05 Anatoly Sokolov <aesok@post.ru>
5269 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
5270 DECL_ASSEMBLER_NAME, not the DECL_NAME.
5272 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
5274 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
5275 (CONDITIONAL_REGISTER_USAGE): Likewise.
5277 2007-04-04 Richard Henderson <rth@redhat.com>
5279 * config/alpha/lib1funcs.asm: Remove unused file.
5281 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5284 * opts.c (print_specific_help): Fix --help=<language>
5286 (common_handle_option): Support --help=common.
5288 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5291 * gcc.c (main): Do not run the linker if
5292 print_subprocess_help indicates that it shouldn't be
5295 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
5298 * doc/invoke.texi (--help=): Document <languages> value, fix
5299 formatting in tables of values.
5301 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
5303 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
5304 dllimport attribute of virtual methods.
5306 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
5308 * config/score/crti.asm: Change _bss_start to __bss_start.
5309 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
5310 (OUTGOING_REG_PARM_STACK_SPACE) update.
5311 * config/score/score.opt: add options to make backend support
5312 score5, score5u, score7 and score7d.
5313 * config/score/score.md: Likewise.
5314 * config/score/misc.md: Likewise.
5315 * config/score/mac.md: Likewise.
5316 * doc/invoke.texi: Likewise.
5317 * doc/md.texi: update constraints define.
5319 2007-04-03 Richard Henderson <rth@redhat.com>
5321 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
5322 an appropriate type, use the mode instead.
5324 2007-04-03 Richard Sandiford <richard@codesourcery.com>
5326 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
5327 Set the default --with-arch setting to mips2.
5328 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
5329 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
5330 (MULTILIB_OSDIRNAMES): Delete.
5331 (MULTILIB_DIRNAMES): Define.
5332 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
5333 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
5334 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
5335 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
5336 VXWORKS_OS_CPP_BUILTINS.
5337 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
5338 (MIPS_DEBUGGING_INFO): Undefine.
5339 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
5341 2007-04-03 Jakub Jelinek <jakub@redhat.com>
5344 * fold-const.c (native_encode_real): Encode real.c provided longs
5345 as a series of 32-bit native integers.
5346 (native_interpret_real): Interpret buffer as a series of 32-bit
5349 2007-04-03 Richard Guenther <rguenther@suse.de>
5351 * genpreds.c (write_insn_constraint_len): Write function
5352 optimized for CONSTRAINT_LEN implementation.
5353 (write_tm_preds_h): Output insn_constraint_len inline and
5354 use it for CONSTRAINT_LEN.
5355 (write_insn_preds_c): Don't output insn_constraint_len.
5356 * doc/md.texi (define_register_constraint): Document multi-letter
5357 constraints shall have the same length if they start with the same
5360 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/i386.md (isinf<mode>2): Expand only when
5364 TARGET_C99_FUNCTIONS is set.
5366 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
5368 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
5369 (x86_64-*-linux*): Ditto.
5370 * config/i386/i386.opt (mpc): New option.
5371 * config/i386/i386.c (overrride_options): Handle
5372 ix87_precision_string.
5373 * config/i386/crtprec.c: New file.
5374 * config/i386/t-crtpc: Ditto.
5375 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
5377 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
5378 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5379 crtprec32.o, crtprec64.o and crtprec80.o.
5381 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
5383 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
5385 2007-04-02 Eric Christopher <echristo@apple.com>
5387 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
5388 limitations on darwin.
5390 2007-04-02 Anatoly Sokolov <aesok@post.ru>
5393 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
5395 2007-04-02 Dave Korn <dave.korn@artimi.com>
5397 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
5399 2007-04-02 Dave Korn <dave.korn@artimi.com>
5401 * libgcc2.h (exception_descriptor): Don't forward-declare.
5402 (__get_eh_table_language, __get_eh_table_version): Delete
5403 prototypes of long-dead functions.
5405 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
5407 * ebitmap.h: New file
5408 * ebitmap.c: New file
5409 * Makefile.in (ebitmap.o): New target.
5411 2007-04-01 Jan Hubicka <jh@suse.cz>
5413 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
5414 before very first instruction.
5416 2007-04-01 Jan Hubicka <jh@suse.cz>
5418 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
5419 waring on 64bit hosts.
5420 * bitmap.h: Fix typo in bitmap_head_def.
5422 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
5424 PR rtl-optimization/31391
5425 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
5426 into a DELETED_LABEL note, and the label is in an empty basic
5427 block, update BB_END as well as BB_HEAD.
5429 2007-04-01 Richard Henderson <rth@redhat.com>
5431 PR tree-optimization/31169
5432 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
5433 to varying if the range is outside [0, prec-1].
5435 2007-04-01 Richard Sandiford <richard@codesourcery.com>
5438 * config/mips/mips.md (load_const_gp): New insn.
5439 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
5440 the MIPS16 GP pseudo register if no_new_pseudos.
5441 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
5443 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5446 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
5448 (call_value): Likewise.
5450 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
5451 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5454 * doc/invoke.texi: (optimization options): Reword description
5455 of -ffast-math. Document its primary purpose.
5457 2007-03-31 Richard Guenther <rguenther@suse.de>
5459 * omp-low.c (splay-tree.h): Include.
5460 (lookup_decl): Replace splay-tree usage by pointer-map.
5461 (maybe_lookup_decl): Likewise.
5462 (new_omp_context): Likewise.
5463 (delete_omp_context): Likewise.
5464 * gimplify.c (splay-tree.h): Include.
5465 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
5467 (remap_ssa_name): Likewise.
5468 (remap_decl): Likewise.
5469 (remap_type_1): Likewise.
5470 (remap_type): Likewise.
5471 (copy_body_r): Likewise.
5472 (expand_call_inline): Likewise.
5473 (clone_body): Likewise.
5474 (copy_tree_r): Likewise.
5475 (remap_save_expr): Likewise.
5476 (unsave_r): Likewise.
5477 (unsave_expr_now): Likewise.
5478 (tree_function_versioning): Likewise.
5479 (build_duplicate_type): Likewise.
5480 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
5481 (struct copy_body_data): Replace splay-tree by pointer-map.
5482 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
5483 not $(SPLAY_TREE_H).
5484 (gimplify.o): Depend on $(SPLAY_TREE_H).
5485 (omp-low.p): Likewise.
5487 2007-03-31 Anatoly Sokolov <aesok@post.ru>
5489 * config/avr/predicates.md (even_register_operand,
5490 odd_register_operand): New predicates.
5491 * config/avr/avr.md (movw peephole2): New.
5492 (movw_r peephole2): New.
5494 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
5496 * tree.h (get_signed_or_unsigned_type): New.
5497 * fold-const.c (operand_equal_for_comparison_p): Use
5498 get_signed_or_unsigned_type instead of
5499 lang_hooks.types.signed_or_unsigned_type.
5500 * expr.c (store_expr): Ditto.
5501 * langhooks.c (get_signed_or_unsigned_type): New.
5502 (lhd_signed_or_unsigned_type): New.
5503 * langhooks.h (lhd_signed_or_unsigned_type): New.
5504 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
5506 2007-03-30 Richard Henderson <rth@redhat.com>
5508 * tree-ssa-loop-ivopts.c: Include target.h.
5509 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
5510 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
5511 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
5512 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
5514 2007-03-30 Richard Henderson <rth@redhat.com>
5515 Kai Tietz <kai.tietz@onevision.com>
5517 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
5519 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
5520 (TARGET_64BIT_MS_ABI): New.
5521 (DBX_REGISTER_NUMBER): Handle 64-bit.
5522 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
5523 (LONG_TYPE_SIZE): Force to 32.
5524 (REG_PARM_STACK_SPACE): New.
5525 (OUTGOING_REG_PARM_STACK_SPACE): New.
5526 (REGPARM_MAX, SSE_REGPARM_MAX): New.
5527 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5528 (STACK_BOUNDARY): Use 128 for 64-bit.
5529 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
5530 Add 64-bit implementation.
5531 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
5533 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
5534 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
5535 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
5536 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
5537 (ix86_handle_cconv_attribute): Don't warn when ignoring if
5538 TARGET_64BIT_MS_ABI.
5539 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
5540 (ix86_pass_by_reference): Likewise.
5541 (ix86_function_value_regno_p): Likewise.
5542 (ix86_build_builtin_va_list): Likewise.
5543 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
5544 (function_arg_advance_ms_64): New.
5545 (function_arg_advance): Call it.
5546 (function_arg_ms_64): New.
5547 (function_arg): Call it.
5548 (function_value_ms_64): New.
5549 (ix86_function_value_1): Call it.
5550 (return_in_memory_ms_64): New.
5551 (ix86_return_in_memory): Call it.
5552 (setup_incoming_varargs_ms_64): New.
5553 (ix86_setup_incoming_varargs): Call it.
5554 (ix86_expand_prologue): Handle 64-bit stack probing.
5555 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
5556 (output_pic_addr_const): Likewise.
5557 (x86_this_parameter): Likewise.
5558 (x86_output_mi_thunk): Likewise.
5559 (x86_function_profiler): Likewise.
5560 (TARGET_STRICT_ARGUMENT_NAMING): New.
5561 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
5562 (TARGET_64BIT_MS_ABI): New.
5563 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
5564 * config/i386/i386.md (allocate_stack_worker): Remove.
5565 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
5566 describe the clobber of eax without a match_scratch.
5567 (allocate_stack_worker_postreload): Remove.
5568 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
5569 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
5570 (allocate_stack_worker_rex64_postreload): Remove.
5571 (allocate_stack): Handle 64-bit.
5572 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
5573 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
5574 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
5575 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
5576 (STANDARD_STARTFILE_PREFIX_1): Likewise.
5577 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
5578 * config.build (x86_64-*-mingw*): New host.
5579 * config.host (x86_64-*-mingw*): New host.
5580 * config.gcc (x86_64-*-mingw*): New target.
5581 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
5583 2007-03-30 Richard Henderson <rth@redhat.com>
5584 Kai Tietz <kai.tietz@onevision.com>
5586 * c-pragma.c (struct def_pragma_macro_value): New.
5587 (struct def_pragma_macro): New.
5588 (pushed_macro_table): New.
5589 (dpm_hash, dpm_eq): New.
5590 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
5591 (init_pragma): Install them.
5592 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
5594 2007-03-30 Anatoly Sokolov <aesok@post.ru>
5596 * config/avr/avr.c (avr_override_options): Clear
5597 'flag_delete_null_pointer_checks'.
5599 2007-03-30 Paolo Carlini <pcarlini@suse.de>
5602 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
5603 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
5604 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
5605 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
5606 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
5607 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
5608 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
5610 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
5612 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
5614 * regmove.c: Move all of pass_stack_adjustments from here...
5615 * combine-stack-adj.c: ...to this new file.
5616 * Makefile.in: Add rules for combine-stack-adj.o.
5618 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
5620 PR tree-optimization/31383
5621 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
5622 to have the same length.
5624 2007-03-30 Jan Hubicka <jh@suse.cz>
5627 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
5628 availablility; add more sanity checking; ask varpool only about
5631 2007-03-29 Richard Henderson <rth@redhat.com>
5633 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
5634 to decide, but __SIZEOF_LONG_LONG__.
5636 2007-03-29 Richard Henderson <rth@redhat.com>
5638 * emutls.c (struct __emutls_array): New.
5639 (emutls_destroy): Use it instead of casting element 0 from void*.
5640 (__emutls_get_address): Likewise.
5642 2007-03-29 Richard Henderson <rth@redhat.com>
5644 * varasm.c (initializer_constant_valid_p): Don't deny
5645 DECL_DLLIMPORT_P on functions.
5647 * config/i386/cygming.h: Remove function declarations.
5648 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
5649 (ASM_OUTPUT_LABELREF): Remove.
5650 (COMMON_ASM_OP): Remove.
5651 (ASM_OUTPUT_COMMON): Remove.
5652 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
5653 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
5654 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5655 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
5656 Rename from TARGET_ENCODE_SECTION_INFO.
5657 * config/i386/netware.h: Likewise.
5658 * config/i386/i386-protos.h: Update.
5659 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
5660 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
5661 (legitimate_constant_p): Reject dllimports.
5662 (dllimport_map, get_dllimport_decl): New.
5663 (legitimize_dllimport_symbol): New.
5664 (legitimize_address, ix86_expand_move): Use it.
5665 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
5666 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
5667 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
5668 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
5669 * config/i386/predicates.md (constant_call_address_operand): Only
5670 accept symbols; reject dllimport_p symbols.
5671 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
5672 i386_pe_maybe_record_exported_symbol.
5673 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
5674 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
5675 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
5676 trust the setting of DECL_DLLIMPORT_P.
5677 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
5678 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
5679 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
5680 tidy the argument scanning loop.
5681 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
5682 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
5683 (i386_pe_strip_name_encoding): Remove.
5684 (i386_pe_binds_local_p): New.
5685 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
5686 (i386_pe_output_labelref): Remove.
5687 (i386_pe_asm_output_aligned_decl_common): New.
5688 (i386_pe_maybe_record_exported_symbol): Rename from
5689 i386_pe_record_exported_symbol; check for dllexported symbols.
5691 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
5693 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
5694 add comment explaining why vsnprintf cannot be used.
5696 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
5698 PR tree-optimization/30666
5699 * tree.c (build_complex_type): When creating type names for DWARF2
5700 debug info, create TYPE_DECLs for TYPE_NAME instead of
5702 (build_common_tree_nodes_2): Use build_complex_type when building
5703 predefined complex types, to preserve canonical types.
5705 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
5707 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
5708 (noce_get_alt_condition): Look at it to determine whether to
5709 reverse the condition or not.
5710 (noce_get_condition): Substitute the truth for lies.
5711 (noce_find_if_block): Set the then_else_reversed field.
5713 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
5715 * config/fr30/fr30.md (movdi): Do not accept immediates as the
5716 destination of this insn.
5717 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
5718 than calling gen_rtx_SET directly. Use r0 to hold the value of
5719 'address + 4' rather than a stack based temporary which can be
5722 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5724 * config/s390/s390.c (s390_secondary_input_reload_class,
5725 s390_secondary_output_reload_class): Functions removed.
5726 (s390_secondary_reload): New function.
5727 (TARGET_SECONDARY_RELOAD): Target macro defined.
5728 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
5729 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
5730 * config/s390/s390.md ("reload_outti", "reload_outdi",
5731 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
5732 "reload_out<mode>"): Expanders removed.
5733 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
5734 "reload<mode>_nonoffmem_out"): Expanders added.
5736 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
5738 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
5739 SRC->DEST replacement failed anyway.
5741 2007-03-28 Mike Stump <mrs@apple.com>
5743 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
5744 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
5745 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
5747 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5749 * config.gcc: Accept barcelona as a variant of amdfam10.
5750 * config/i386/i386.c (override_options): Likewise.
5751 * doc/invoke.texi: Likewise.
5753 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
5755 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
5756 offsets for BIT_FIELD_REF and COMPONENT_REF.
5758 2007-03-28 Richard Guenther <rguenther@suse.de>
5760 * tree.c (is_global_var): Move ...
5761 * tree-flow-inline.h (is_global_var): ... here.
5762 * tree.h (is_global_var): Remove declaration.
5764 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
5766 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
5768 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
5769 * config/i386/i386.c (ix86_tune_features): Initialize new
5771 * config/i386/predicates.md (promotable_binary_operator): Use
5772 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
5774 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
5777 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
5779 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
5781 * config/fr30/fr30.md (movsi_internal): Change destination
5782 constraint from m to V and add m to the end.
5784 2007-03-28 Christian Bruel <christian.bruel@st.com>
5786 * config/sh/sh.md (movsi_i): Fix type attribute.
5788 2007-03-28 Christian Bruel <christian.bruel@st.com>
5790 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
5791 (movsf_ie): Likewise.
5793 2007-03-28 Christian Bruel <christian.bruel@st.com>
5795 * config.gcc: Add sh4-300 to multilib.
5796 * config/sh/t-mlib-sh4-300: New file.
5798 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
5800 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
5801 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
5803 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
5804 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
5805 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
5806 "fixuns_trunctddi2"): Whitespace fix.
5808 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
5810 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
5811 the definition of struct sh_args.
5812 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
5813 CALL_COOKIE_INT_REG_GET): Likewise.
5815 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
5817 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
5818 transformations are applied successfully.
5820 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
5822 * tree.c (tree_contains_struct): Permit 512 tree codes.
5823 * tree.h (tree_contains_struct): Ditto.
5824 (MAX_TREE_CODES): Ditto.
5825 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
5826 SPARE member to store remaining padding bits.
5828 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5830 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
5833 2007-03-27 Janis Johnson <janis187@us.ibm.com>
5835 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
5836 * configure: Regenerate.
5838 * configure: Regenerate using the correct version of autoconf.
5840 2007-03-27 Anatoly Sokolov <aesok@post.ru>
5842 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
5844 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
5845 regs to "__SP_L__" and "__SP_H__".
5847 2007-03-27 Richard Guenther <rguenther@suse.de>
5849 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
5850 computations with it with a HOST_WIDE_INT variable.
5852 2007-03-26 Mike Stump <mrs@apple.com>
5854 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
5855 objective-c-header, objective-c++-header and objc++-cpp-output
5857 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5859 2007-03-26 Richard Henderson <rth@redhat.com>
5862 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
5863 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
5864 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
5865 IX86_BUILTIN_PSRLQ128): New.
5866 (ix86_init_mmx_sse_builtins): Add them.
5867 (ix86_expand_builtin): Expand them.
5868 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
5869 operand 2 be TImode.
5870 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
5871 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
5872 _mm_srli_epi64): Mark __B const.
5873 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
5874 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
5875 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
5876 new two-vector shift builtins.
5878 2007-03-26 Ian Lance Taylor <iant@google.com>
5880 PR tree-optimization/31345
5881 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
5882 [+INF, +INF(OVF)] into VARYING.
5884 2007-03-26 Zack Weinberg <zackw@panix.com>
5886 * gengtype-parse.c: New file.
5887 * gengtype-yacc.y: Delete.
5888 * gengtype-lex.l: Don't include gengtype-yacc.h.
5889 Define YY_DECL and yyterminate appropriately for recursive
5890 descent parser. yylval is now a string out-parameter to yylex.
5891 (HWS, EOID): New shorthand.
5892 (IWORD): Add a couple more types.
5893 (yylex): Add a setup stanza. Remove the complex rules for
5894 detecting GTY'ed types and typedefs; replace with simple
5895 keyword detectors. Adjust everything for the changed
5896 definition of yylval. Ignore all pp-directives, not just #define.
5898 (parse_file): Rename yybegin; do not call yyparse.
5900 * gengtype.c (xasprintf): Export again.
5901 (this_file): New. Use everywhere __FILE__ was being used.
5902 (get_lang_bitmap): Special case types defined in gengtype.c.
5903 (do_typedef, new_structure): Suppress definition of certain types.
5904 (new_structure): Improve diagnostics of duplicate definitions.
5905 Make sure location_s is associated with input.h.
5906 (nreverse_pairs, define_location_structures): New functions.
5907 (main): Improve tagging of kludge types. Remove old kludges
5908 for input.h types; use define_location_structures.
5909 * gengtype.h: Update prototypes. Define token codes here.
5910 * Makefile.in: Remove all references to gengtype-yacc.
5911 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
5913 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
5914 add GTY((skip)) to the field that's only conditionally there.
5915 * doc/install.texi: Document that Bison is no longer required
5916 unless building treelang.
5918 * gengtype.c: Don't include gtyp-gen.h.
5919 (srcdir): Declare here.
5920 (base_files, lang_dir_names): Allocate dynamically.
5921 (gt_files, num_gt_files, num_lang_dirs): New globals.
5922 (measure_input_list, read_input_line, read_input_list)
5923 (set_lang_bitmap): New functions.
5924 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5925 simplify, relying on read_input_list to set up the bitmaps.
5926 (main): Arguments are no longer unused. Check for correct number
5927 of command line arguments, set srcdir and srcdir_len, then call
5928 read_input_list, before doing anything else. No need to worry
5929 about duplicates in main loop.
5930 * configure.ac: Simplify the calculation of all_gtfiles.
5931 Put language tags in there. Don't set or substitute
5932 all_gtfiles_files_langs or all_gtfiles_files_frags.
5933 * Makefile.in: Revamp the way gengtype is invoked, now that it
5934 takes a file on its command line with a much simpler format.
5935 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5936 (GTFILES): Remove duplicates and C source files.
5937 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5938 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5939 * configure: Regenerate.
5941 * gengtype.h: Remove all type definitions to gengtype.c; leave
5942 only definitions of options_p, type_p, and pair_p as opaque
5943 pointers. Update prototypes.
5944 * gengtype.c: Many type definitions moved here from gengtype.h.
5945 Consolidate type definitions at the top of the file.
5946 (xvasprintf): Delete.
5947 (xasprintf): Make static.
5948 (create_nested_pointer_option): Add 'next' parameter.
5949 (create_field_all, create_field_at): New functions.
5950 (create_field): Now a thin wrapper around create_field_all.
5951 (create_optional_field): Rename create_optional_field_ and add
5952 line argument. Original name is now a macro which supplies
5954 (oprintf): Use vsnprintf directly.
5955 (close_output_files): Use fatal rather than perror/exit.
5956 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5957 (main): Set progname. Don't use exit.
5958 * gengtype-yacc.y (struct_fields): Use create_field_at.
5959 (option, optionseqopt): Delete.
5960 (optionseq): Consolidate productions from option here so we
5961 can use the first argument to create_option.
5963 * gengtype-lex.l: Distinguish unions from structures in the
5964 token type. Don't call find_structure; return the tag as a string.
5965 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5966 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5967 Reorganize typedef_struct production accordingly.
5968 Use create_nested_ptr_option.
5969 * gengtype.c (create_nested_ptr_option): New function.
5970 * gengtype.h: Declare it.
5972 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5973 (string_type): Don't declare.
5974 (do_scalar_typedef): Declare.
5975 (create_scalar_type): Update prototype.
5976 * gengtype.c (string_type): Make static.
5977 (scalar_nonchar, scalar_char): New.
5978 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5979 (resolve_typedef): Use scalar_nonchar for error recovery.
5980 (create_scalar_type): Remove name_len field. Return scalar_char
5981 or scalar_nonchar as appropriate.
5982 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5984 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5986 (main): Initialize scalar_char and scalar_nonchar before calling
5988 * gengtype-lex.l: Adjust for removal of second argument to
5989 create_scalar_type. Use yylval.s instead of yylval.t when
5991 * gengtype-yacc.y: Type of SCALAR is string. Call
5992 create_scalar_type from type:SCALAR rule. Adjust for removal of
5993 second argument to create_scalar_type.
5995 * vec.h: Remove all #if IN_GENGTYPE blocks.
5996 Add comment saying that changes may require adjustments to gengtype.
5997 * gengtype.c: Don't include coretypes.h or tm.h.
5998 Add comment to inclusion of errors.h.
5999 (note_def_vec, note_def_vec_alloc): New functions.
6000 * gengtype.h: Declare new functions.
6001 * gengtype-lex.l: Don't include coretypes.h.
6002 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
6004 (update_lineno): Remove unnecessary prototype.
6005 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
6006 (VEC rule): Just return VEC_TOKEN.
6007 * gengtype-yacc.y (VEC_TOKEN): New token type.
6008 (type): Add a production for VEC(a,b).
6009 * Makefile.in: Update dependencies.
6011 * gengtype-lex.l: Remove rules for parsing pointer-to-function
6012 typedefs that use the old PARAMS macro.
6014 * gengtype-lex.l: Remove all rules and states relating to yacc
6016 * gengtype-yacc.y: Similarly.
6017 * gengtype.c (note_yacc_type): Delete function.
6018 * gengtype.h: Update prototypes.
6020 2007-03-26 Joseph Myers <joseph@codesourcery.com>
6022 * tree-pretty-print.c (dump_generic_node): Report precision of
6023 unnamed integer types.
6025 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
6027 * ifcvt.c (noce_try_store_flag_constants): Don't check
6028 no_new_pseudos here.
6029 (noce_try_store_flag_constants): Don't check no_new_pseudos.
6030 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
6031 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
6032 noce_try_sign_mask): Likewise.
6033 (if_convert): Check no_new_pseudos here.
6035 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
6037 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
6038 (noce_get_condition): Handle new then_else_reversed argument.
6039 (noce_init_if_info): Remove, fold into noce_find_if_block.
6040 (noce_process_if_block): Take a struct noce_if_info as the
6041 argument. Don't set up one based on ce_if_info. Update pointer
6042 references accordingly.
6043 (cond_move_process_if_block): Likewise.
6044 (process_if_block): Removed.
6045 (find_if_block): Removed. Move functionality two new functions,
6046 noce_find_if_block and cond_exec_find_if_block.
6047 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
6048 blocks and the symmetric IF-ELSE-JOIN case.
6049 (cond_exec_find_if_block): Also new function mostly based on old
6050 find_if_block and process_if_block.
6051 (find_if_header): Replace find_if_block call with separately
6052 guarded calls to noce_find_if_block and cond_exec_find_if_block.
6053 (find_cond_trap): Update noce_get_condition call.
6054 (dead_or_predicable): Likewise.
6056 2007-03-26 Jakub Jelinek <jakub@redhat.com>
6058 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
6060 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6061 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
6062 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
6063 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
6064 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
6065 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
6066 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
6067 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
6068 __builtin_ia32_psrad128 builtins.
6070 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
6072 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
6073 * config/i386/constraints.md
6074 (define_constraint "I"): Use IN_RANGE macro.
6075 (define_constraint "J"): Ditto.
6076 (define_constraint "K"): Ditto.
6077 (define_constraint "M"): Ditto.
6078 (define_constraint "N"): Ditto.
6079 (define_constraint "O"): Ditto.
6080 * config/i386/predicates.md
6081 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
6082 (define_predicate "const_0_to_3_operand"): Ditto.
6083 (define_predicate "const_0_to_7_operand"): Ditto.
6084 (define_predicate "const_0_to_15_operand"): Ditto.
6085 (define_predicate "const_0_to_63_operand"): Ditto.
6086 (define_predicate "const_0_to_255_operand"): Ditto.
6087 (define_predicate "const_1_to_31_operand"): Ditto.
6088 (define_predicate "const_2_to_3_operand"): Ditto.
6089 (define_predicate "const_4_to_7_operand"): Ditto.
6091 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6093 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
6094 in SImode for save_world.
6095 * config/rs6000/altivec.md (save_world, restore_world): Convert to
6098 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
6100 PR tree-optimization/30784
6101 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
6104 2007-03-25 Revital Eres <eres@il.ibm.com>
6106 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
6107 Fold movement_possibility function into it.
6109 2007-03-25 David Edelsohn <edelsohn@gnu.org>
6111 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
6112 (load_macho_picbase_{si,di}): Convert to LR hard reg.
6113 (call_indirect_nonlocal_darwin64): Same.
6114 (call_nonlocal_darwin64): Same.
6115 (call_value_indirect_nonlocal_darwin64): Same.
6116 (call_value_nonlocal_darwin64): Same.
6117 (sibcall_nonlocal_darwin64): Same.
6118 (sibcall_value_nonlocal_darwin64): Same.
6119 (sibcall_symbolic_64): Same.
6120 (sibcall_value_symbolic_64): Same.
6121 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
6123 (rs6000_emit_load_toc_table): Same.
6124 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
6125 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
6131 (load_toc_v4_pic_si): Same
6132 (load_toc_v4_PIC_1): Same.
6133 (load_toc_v4_PIC_1b): Same.
6134 (call_indirect_aix{32,64}): Same.
6135 (call_value_indirect_aix{32,64}): Same.
6138 (call_local{32,64}): Same.
6139 (call_value_local{32,64}): Same.
6140 (call_indirect_nonlocal_aix{32,64}): Same.
6141 (call_nonlocal_aix{32,64}): Same.
6142 (call_value_indirect_nonlocal_aix{32,64}): Same.
6143 (call_value_nonlocal_aix{32,64}): Same.
6144 (call_indirect_nonlocal_sysv<mode>): Same.
6145 (call_nonlocal_sysv<mode>): Same.
6146 (call_value_indirect_nonlocal_sysv<mode>): Same.
6147 (call_value_nonlocal_sysv<mode>): Same.
6149 (sibcall_local{32,64}): Same.
6150 (sibcall_value_local{32,64}): Same.
6151 (sibcall_nonlocal_aix{32,64}): Same.
6152 (sibcall_value_nonlocal_aix{32,64}): Same.
6153 (sibcall_nonlocal_sysv<mode>): Same.
6154 (sibcall_value): Same.
6155 (sibcall_value_nonlocal_sysv<mode>): Same.
6157 2007-03-24 Paul Brook <paul@codesourcery.com>
6159 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
6160 * config/arm/linux-eabi.h: Remove legacy syscall hack.
6162 2007-03-24 Richard Henderson <rth@redhat.com>
6164 * config/ia64/constraints.md: New file.
6165 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
6166 satisfies_constraint_?.
6167 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
6168 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
6169 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
6170 ia64_output_mi_thunk): Likewise.
6171 (ia64_const_ok_for_letter_p): Remove.
6172 (ia64_const_double_ok_for_letter_p): Remove.
6173 (ia64_extra_constraint): Remove.
6174 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
6175 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
6176 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
6177 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
6178 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
6179 EXTRA_MEMORY_CONSTRAINT): Remove.
6180 * config/ia64/ia64.md: Include constriants.md. Replace
6181 CONST_OK_FOR_? with satisfies_constraint_?.
6183 2007-03-23 Michael Meissner <michael.meissner@amd.com>
6184 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
6188 (name macros): Use DPD_BID_NAME to convert names properly.
6190 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
6191 decimal floating point format.
6192 (init_floating_libfuncs): Change decimal functions so that they
6193 have a "bid_" prefix if the decimal system uses the BID format,
6194 and "dpd_" prefix if the decimal system uses the DPD format.
6195 (init_interclass_conv_libfuncs): Ditto.
6196 (init_intraclass_conv_libfuncs): Ditto.
6198 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6199 using the BID format.
6201 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6202 whether we are using the BID decimal format.
6203 * configure: Regenerate.
6205 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6206 the compiler has decimal floating point enabled. Define
6207 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6210 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
6211 using the BID format.
6213 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
6214 whether we are using the BID decimal format.
6215 * configure: Regenerate.
6217 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
6218 the compiler has decimal floating point enabled. Define
6219 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
6222 * doc/install.texi (--enable-decimal-float): Document BID and DPD
6223 options, and that it is enabled for i386/x86_64 systems.
6225 * Makefile.in (enable_decimal_float): New.
6227 (DECNUMINC): Add -I$(DECNUMFMT).
6228 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
6229 to $(DECNUMFMT) from $(DECNUM).
6231 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
6232 Substitute enable_decimal_float.
6233 * configure: Regenerated.
6236 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
6239 * configure.ac: Enable decimal float for x86_64-*-linux*.
6240 * configure: Regenerated.
6243 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
6244 decimal128ClearSign to flip and clear the sign bit in decimal128.
6245 (decimal_real_maxval): Set decimal128SetSign to set the sign
6248 2007-03-23 Ian Lance Taylor <iant@google.com>
6250 * fold-const.c (fold_binary): Correct warning for X - c >= X.
6252 2007-03-23 Ian Lance Taylor <iant@google.com>
6254 * tree-dump.c (dump_files): Correct comment.
6256 2007-03-23 Ian Lance Taylor <iant@google.com>
6258 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
6260 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
6262 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
6263 in cfglayout mode. Don't go into and out of cfglayout mode.
6264 Link the blocks in the order of the constructed traces.
6265 (rest_of_handle_tracer): Adjust call to tracer.
6266 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
6267 Don't go into cfglayout mode.
6268 (rtl_loop_done): Don't go out of cfglayout mode.
6269 * cfglayout.c (relink_block_chain): New function, split out from...
6270 (fixup_reorder_chain): ...here. Remove redundant checking.
6271 (cfg_layout_finalize): Don't clear the header, footer, and aux
6272 fields here, move the code to do so to relink_block_chain. Likewise
6273 for free_original_copy_tables.
6274 * rtl.h (tracer): Update prototype.
6275 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
6276 Assert we are in cfglayout mode. Don't go into and out of cfglayout
6277 mode. Use relink_block_chain to serialize the CFG according to the
6278 new basic block order. Move targetm.cannot_modify_jumps_p check from
6280 (gate_handle_reorder_blocks): ...to here.
6281 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
6283 (gate_duplicate_computed_gotos): ...to here.
6284 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
6285 something always changes when going into and out of cfglayout mode.
6286 Perform an expensive cfg cleanup while going into cfglayout mode.
6287 Always update liveness information on HAVE_conditional_execution
6288 targets. Reserialize the basic blocks and go out of cfglayout mode.
6289 * reg-stack.c: Include cfglayout.h.
6290 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
6291 the call to reorder_basic_blocks.
6292 * basic-block.h (reorder_basic_blocks): Update prototype.
6293 (relink_block_chain): New prototype.
6294 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
6296 2007-03-23 Joseph Myers <joseph@codesourcery.com>
6298 * config/mips/mips.md (type, hazard, *movdi_32bit,
6299 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
6300 *movhi_internal, *movqi_internal, *movsf_hardfloat,
6301 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
6302 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
6303 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
6305 (movcc): Change first xfer to multi.
6306 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
6307 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
6308 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
6309 config/mips/generic.md: Change reservations using "xfer" to use
6311 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
6312 using match_operand.
6313 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
6314 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
6316 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
6318 2007-03-22 Richard Henderson <rth@redhat.com>
6320 * config/i386/i386.c: Remove unnecessary function declarations.
6321 Move targetm definition, and all related macros, to the end of
6322 the file. Resort some functions to put definitions before uses.
6323 (ix86_attribute_table): Make static. Move to end of file.
6324 (ix86_gimplify_va_arg): Make static.
6326 2007-03-22 Richard Henderson <rth@redhat.com>
6328 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
6329 don't increase local_regparm with force_align_arg_pointer check.
6330 (ix86_function_sseregparm): Assert 32-bit.
6331 (type_has_variadic_args_p): New.
6332 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
6333 type_has_variadic_args_p.
6334 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
6335 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
6336 use memset instead. Do maybe_vaarg check first; skip attribute
6337 tests if true; skip attribute tests for 64-bit.
6338 (construct_container): Remove TARGET_DEBUG_ARG.
6339 (function_arg_advance_32, function_arg_advance_64): Split out ...
6340 (function_arg_advance): ... from here.
6341 (function_arg_32, function_arg_64): Split out ...
6342 (function_arg): ... from here.
6343 (ix86_pass_by_reference): Tidy.
6344 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
6345 (function_value_32): New, from parts of ix86_function_value
6346 and ix86_value_regno.
6347 (function_value_64): New, from parts of ix86_function_value
6348 and ix86_libcall_value.
6349 (ix86_function_value_1): New.
6350 (ix86_function_value, ix86_libcall_value): Use it.
6351 (return_in_memory_32, return_in_memory_64): Split out ...
6352 (ix86_return_in_memory): ... from here.
6353 (ix86_struct_value_rtx): Skip for 64-bit.
6354 (ix86_libcall_value, ix86_value_regno): Remove.
6355 (setup_incoming_varargs_64): Split out ...
6356 (ix86_setup_incoming_varargs): ... from here.
6357 (ix86_va_start): Remove TARGET_DEBUG_ARG.
6358 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
6359 * config/i386/i386-protos.h (ix86_function_value): Remove.
6360 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
6362 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6365 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
6366 infinities not supported, otherwise emit warning if -Woverflow. On
6367 underflow, emit warning if -Woverflow.
6368 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
6370 * real.h (real_from_string): Update declaration
6372 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
6373 Richard Henderson <rth@redhat.com>
6375 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
6376 * calls.c (compute_argument_block_size, expand_call,
6377 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
6378 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
6379 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
6380 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
6381 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
6382 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
6383 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
6384 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
6387 2007-03-22 Joseph Myers <joseph@codesourcery.com>
6389 * c-incpath.c (add_sysroot_to_chain): New.
6390 (merge_include_chains): Add sysroot argument. Call
6391 add_sysroot_to_chain if sysrooted.
6392 (register_include_chains): Update call to merge_include_chains.
6393 * doc/cppopts.texi: Document use of '=' in include directory
6396 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
6398 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
6399 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
6400 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
6401 insn pattern using X87MODEF12 mode macro.
6403 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
6405 * regmove.c (regmove_optimize): Use reg_mentioned_p
6406 instead of reg_overlap_mentioned_p for DST.
6408 2007-03-21 Mike Stump <mrs@apple.com>
6410 * c.opt: Fixup for Objective-C/C++.
6412 2007-03-21 Steve Ellcey <sje@cup.hp.com>
6414 * explow.c (convert_memory_address): Fold memory reference when
6415 POINTERS_EXTEND_UNSIGNED < 0
6417 2007-03-21 Richard Henderson <rth@redhat.com>
6420 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
6421 * config/i386/mmintrin.h (__m64): Likewise.
6422 * config/i386/xmmintrin.h (__m128): Likewise.
6424 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6426 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
6427 (VXWORKS_OS_CPP_BUILTINS): Define.
6428 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
6429 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
6431 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6433 * rtl.h (constant_pool_reference_p): Delete.
6434 (find_constant_src): Declare.
6435 * rtlanal.c (find_constant_src): New function.
6436 * simplify-rtx.c (constant_pool_reference_p): Delete.
6437 * config/i386/i386.md: Use find_constant_src instead of
6438 constant_pool_reference_p/avoid_constant_pool_reference pairs.
6440 2007-03-21 Richard Sandiford <richard@codesourcery.com>
6442 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
6443 * c-cppbuiltin.c (c_cpp_builtins): Define them.
6445 2007-03-20 Mark Mitchell <mark@codesourcery.com>
6447 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
6448 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
6449 (arm_elf_asm_constructor): Use it.
6450 (arm_elf_asm_destructor): New function.
6452 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
6454 * jump.c (mark_jump_label): Treat SEQUENCE specially.
6456 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
6458 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
6460 2007-03-19 Andrew Haley <aph@redhat.com>
6462 PR tree-optimization/31264
6463 * tree-vrp.c (register_edge_assert_for_1): Don't look though
6466 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
6468 PR rtl-optimization/30907
6469 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
6470 (fwprop_init): Always call loop_optimizer_initialize.
6471 (fwprop_done): Always call loop_optimizer_finalize.
6472 (fwprop): We always have loop info now.
6473 (gate_fwprop_addr): Remove.
6474 (pass_fwprop_addr): Use gate_fwprop as gate.
6476 PR rtl-optimization/30841
6477 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
6478 df_chain_alloc): Call df_reorganize_refs unconditionally.
6479 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
6480 refs_organized to refs_organized_size.
6481 (df_ref_create_structure): Use refs_organized_size instead of
6482 bitmap_size if refs had been organized, and keep refs_organized_size
6484 * df.h (struct df_ref_info): Change refs_organized to
6485 refs_organized_size.
6486 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
6489 2007-03-19 Mark Mitchell <mark@codesourcery.com>
6491 * except.c (output_function_exception_table): Do not reference the
6492 EH personality routine for functions that do not require an
6495 2007-03-20 Jakub Jelinek <jakub@redhat.com>
6498 * c-typeck.c (convert_for_assignment): Call comptypes for
6499 RECORD_TYPE or UNION_TYPE.
6502 * reload1.c (reload): Do invalid ASM checking after
6503 cleanup_subreg_operands.
6505 2007-03-19 Jeff Law <law@redhat.com>
6507 * tree-cfg.c (find_taken_edge): Tighten conditions for
6508 optimizing computed gotos.
6510 2007-03-19 Michael Matz <matz@suse.de>
6512 * builtins.c (expand_builtin_sync_operation,
6513 expand_builtin_compare_and_swap,
6514 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
6517 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
6518 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
6521 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6523 * doc/tm.texi: Add brackets around the return type of
6524 TARGET_SECONDARY_RELOAD.
6526 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
6527 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/31254
6530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
6531 Use handled_component_p () where appropriate. Continue
6532 propagating into the rhs if we propagated into an INDIRECT_REF
6535 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6537 * config/s390/s390.md (op_type attribute): RRR instruction type added.
6538 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
6539 (xde, xdee): Mode attributes adjusted to support DFP modes.
6540 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
6541 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
6542 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
6543 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
6544 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
6545 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6546 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
6548 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
6549 "movsf"): Insn definitions removed.
6550 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
6551 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
6552 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
6554 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
6555 "reload_in<mode>", "reload_out<mode>"): Expander added.
6556 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
6559 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6561 * config/s390/s390.md: Only non-functional changes. Renamed
6562 FPR mode macro to BFP all over the file.
6564 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6566 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
6567 (op_type attribute): RRF instruction type added.
6568 (fT0): New mode attribute.
6569 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
6570 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
6571 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
6572 no secondary memory is needed when moving DFmode values between GPRs
6575 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6577 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
6578 inverted and documentation adjusted.
6579 ("mhard-dfp", "msoft-dfp"): New options.
6580 * config/s390/s390.c (s390_handle_arch_option): New architecture
6582 (override_options): Sanity checks for the new options added.
6583 * config.gcc: New architecture switch: z9-ec.
6584 * config/s390/s390.h (processor_flags): PF_DFP added.
6585 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
6586 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
6587 when the bit is NOT set so remove it from the defaults.
6589 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
6591 * genemit.c (main): Print include statement for dfp.h.
6592 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
6595 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6597 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
6599 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
6602 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
6605 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6607 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
6608 attr_length_call, output_call, output_indirect_call): Cleanup
6609 formatting of targetm calls.
6611 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
6613 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6615 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6617 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
6618 reservation, bypass and anti-bypass descriptions for these instructions.
6619 Update move patterns.
6620 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
6623 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
6625 * tree-vect-transform.c (get_initial_def_for_induction): Replace
6626 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
6627 (get_initial_def_for_reduction): Likewise.
6629 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
6631 Fix PR tree-optimization/29922
6632 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
6633 (get_representative): Removed.
6634 (value_dies_in_block_x): Update for rvuse removal.
6635 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
6636 (compute_antic_aux): Handle when PHI nodes appear in
6637 non-single-successors.
6638 (dump_bitmap_of_names): Removed.
6639 (compute_antic_safe): Renamed and removed rvuse calculation.
6640 Calculate only antic safe.
6641 (insert_into_preds_of_block): Remove assert.
6642 (execute_pre): Update for renamed functions.
6643 (defer_or_phi_translate_block): New function.
6645 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6647 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
6648 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
6650 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
6651 Follow spelling conventions.
6653 * tree-data-ref.h: Remove the prototype for analyze_array.
6655 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
6657 PR tree-optimization/31041
6658 * tree-vect-transform.c (get_initial_def_for_induction): Call
6659 force_gimple_operand.
6661 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
6663 * ipa-type-escape.c (look_for_casts) : Revert code to use
6664 handled_component_p due to ada test a-numaux.adb.
6666 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
6668 * final.c (final_scan_insn): Alter the condition of a
6669 conditional trap if we have nonstandard CC.
6671 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6673 * configure.ac: Remove excess quoting from asm line 0 test.
6674 * configure: Rebuilt.
6676 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6678 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
6679 * c-common.c (convert_and_check): Move warning logic to...
6680 (warnings_for_convert_and_check): ...here. Define.
6681 * c-common.h (warnings_for_convert_and_check): Declare.
6683 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6685 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
6686 (output_call): Likewise.
6688 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6690 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
6692 2007-03-16 Richard Sandiford <richard@codesourcery.com>
6694 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
6696 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
6698 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
6699 opteron, athlon-64 and athlon-fx processor_alias_table entries.
6701 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
6703 PR tree-optimization/31183
6704 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6705 Use double_int instead of unsigned int for representing access_strides.
6706 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
6708 2007-03-16 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/31146
6711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
6712 to allow recursion of forward_propagate_addr_expr.
6713 (forward_propagate_addr_into_variable_array_index): Likewise.
6714 (forward_propagate_addr_expr): Likewise.
6715 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6716 (forward_propagate_addr_expr_1): Recurse on simple copies
6717 instead of propagating into them. Do so for useless conversions
6719 (forward_propagate_addr_expr): Clean up unused statements after
6722 2007-03-16 Richard Guenther <rguenther@suse.de>
6724 * builtins.c (expand_builtin_cexpi): Use the right argument
6725 for the expansion via cexp.
6727 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6729 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
6730 * configure: Rebuilt.
6732 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
6735 * dwarf2out.c (force_type_die): Adjust comment.
6736 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
6738 2007-03-15 DJ Delorie <dj@redhat.com>
6740 * config/frv/predicates.md (minmax_operator): Don't check operands
6743 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6745 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
6746 Update constant estimates of number of iterations.
6747 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
6748 argument renamed to "realistic".
6749 (compute_estimated_nb_iterations): Removed.
6750 (record_niter_bound): New function.
6751 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
6752 call record_nonwrapping_iv with upper = false.
6753 (infer_loop_bounds_from_signedness): Pass upper argument to
6754 record_nonwrapping_iv.
6755 (estimate_numbers_of_iterations_loop): Do not call
6756 compute_estimated_nb_iterations. Record estimate based on profile
6757 information. Initialize the constant estimates of number of
6759 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
6761 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
6762 number of iterations is too small.
6763 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
6764 (EST_NOT_AVAILABLE): Removed.
6765 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
6766 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
6769 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
6771 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
6772 Handle NE_EXPR guards.
6774 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6777 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
6778 Set also -pedantic-errors by default for the preprocessor unless
6779 -fpermissive is given.
6781 2007-03-15 Richard Guenther <rguenther@suse.de>
6785 * builtins.c (expand_builtin_cexpi): As a fallback if we
6786 don't have builtins for sincos or cexp create a function
6787 declaration for cexp and expand to a call to that.
6788 (expand_builtin_int_roundingfn): Always fall
6789 back to floor/ceil and its variants even if they may be
6792 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
6795 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
6796 jump tables, move the call to delete_dead_jumptables from here...
6797 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
6798 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
6799 don't allow merging of blocks that try_redirect_by_replacing_jump
6800 also does not handle when not optimizing.
6802 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6803 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6805 * config/i386/i386.md (x86_sahf_1): Correctly handle
6808 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
6811 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
6812 x86_64_general_operand as operand[2] predicate. Remove "iF"
6813 from operand constraints and use "e" constraint instead.
6814 (*subti3_1, *subti3_1 splitter): Ditto.
6815 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
6816 operand[1] predicate.
6818 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
6820 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
6821 arrays, multiply the access strides by the size of the sub-array.
6822 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
6824 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6826 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
6827 the configured assembler supports the sahf mnemonic.
6828 * configure: Regenerate.
6829 * config.in: Regenerate.
6831 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
6832 emit "sahf" or ".byte\t0x9e" as asm template.
6834 2007-03-14 Michael Meissner <michael.meissner@amd.com>
6837 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
6838 option to replace hard coded TARGET_xxx in md file.
6839 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
6840 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6841 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
6842 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
6843 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
6844 (X86_TUNE_NOT_VECTORMODE): Ditto.
6845 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
6846 (TUNE_AVOID_VECTOR_DECODE): Ditto.
6847 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
6848 (TUNE_SLOW_IMUL_IMM8): Ditto.
6849 (TUNE_MOVE_M1_VIA_OR): Ditto.
6850 (TUNE_NOT_UNPAIRABLE): Ditto.
6851 (TUNE_NOT_VECTORMODE): Ditto.
6853 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
6856 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
6857 tuning options instead of hard coded TARGET_xxx.
6858 (fix ssemode peephole2's): Ditto.
6859 (imul peephole2's): Ditto.
6861 (movdi_or_rex64): Ditto.
6862 (move peephole2): Ditto.
6863 (not peephole2's): Ditto.
6865 2007-03-14 Dirk Mueller <dmueller@suse.de>
6867 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
6868 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
6869 * c-parser.c (c_parser_if_body): Always add an empty statement in case
6871 * c-parser.c (c_parser_do_statement): Warn about empty body in
6873 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
6874 * doc/invoke.texi (-Wempty-body): Update documentation.
6876 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6879 * c-common.h (warn_for_div_by_zero): Declare.
6880 * c-common.c (warn_for_div_by_zero): Define.
6881 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
6884 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6886 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
6887 to PREFIX and STANDARD_PREFIX.
6889 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6890 Phil Edwards <phil@codesourcery.com>
6892 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
6893 (__gthread_once_t): Remove busy field for RTPs.
6894 (__GTHREAD_ONCE_INIT): Update accordingly.
6896 2007-03-14 Richard Sandiford <richard@codesourcery.com>
6898 * doc/invoke.texi: Document VxWorks options.
6900 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
6902 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
6904 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
6906 PR tree-optimization/30590
6907 * tree-nrv.c (tree_nrv): Check for the partial update of the
6910 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6912 * flags.h (flag_random_seed): Remove declaration, in favor of...
6913 * toplev.h (get_random_seed, set_random_seed): ... these.
6914 * tree.c (get_file_function_name): Use the former.
6915 * opts.c (common_handle_option): Use the latter.
6918 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
6921 * cse.c (cse_find_path): Do not bail out if a basic block that
6922 we already visited now becomes part of a path that starts at a
6923 different basic block. Just disallow this, to make sure we
6924 visit each basic block at most once.
6926 2007-03-13 Jan Hubicka <jh@suse.cz>
6928 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6929 when profile esitmate is present, calls with very low frequency are
6932 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6934 PR tree-optimization/30730
6935 PR tree-optimization/26900
6936 * tree-ssa-loop-niter.c: Include gmp.h.
6938 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6939 split_to_var_and_offset, determine_value_range,
6940 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6941 bound_difference, bounds_add, bounds_negate,
6942 number_of_iterations_ne_max, dump_affine_iv): New functions.
6943 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6944 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6945 difference of initial and final value of control iv to validate
6947 (number_of_iterations_cond): Add loop parameter. Determine bounds
6948 on the difference of the extremes of the control iv. Add dumps.
6949 (expand_simple_operations): Handle phi nodes.
6950 (simplify_using_initial_conditions): Do not record used conditions.
6951 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6952 Do not set additional_info.
6953 (implies_nonnegative_p, implies_ge_p): Removed.
6954 (derive_constant_upper_bound): Do not use parameter `additional'.
6955 (record_estimate): Parameter `additional' removed. Parameter
6956 `i_bound' added. Do not call derive_constant_upper_bound.
6957 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6958 bound the number of iterations estimate.
6959 (estimate_numbers_of_iterations_loop): Pass the estimate from
6960 the number of iterations analysis to record_estimate.
6961 * tree.h (multiple_of_p): Declare.
6962 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6963 (scev_const_prop): Do not check expression_expensive_p.
6964 * fold-const.c (multiple_of_p): Exported.
6965 * double-int.c (double_int_mask): Exported.
6966 * double-int.h (double_int_mask): Declare.
6967 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6968 field. Added max field.
6970 2007-03-13 David Taylor <taylor@candd.org>
6973 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6976 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6979 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6980 two unamed patterns.
6982 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/i386.opt (mcx16, msahf): New options.
6985 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6986 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6988 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6989 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6990 Output -mcx16 and -msahf options when corresponding bit is set.
6992 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6995 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6997 * configure.ac: Test for assembler tolerance to # 0 "".
6998 * configure, config.in: Rebuilt.
6999 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
7001 2007-03-13 Geoffrey Keating <geoffk@apple.com>
7003 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
7005 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
7006 (handle_syscall): Handle direct system calls.
7007 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
7009 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7011 * doc/invoke.texi: Fix cpp.info cross-reference.
7012 * doc/passes.texi: Fix gcc.info cross-reference.
7014 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
7016 PR tree-optimization/30835
7017 * lambda-code.c (can_convert_to_perfect_nest): Check whether
7018 bb_for_stmt is not NULL before accessing it.
7020 2007-03-12 Joseph Myers <joseph@codesourcery.com>
7022 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
7025 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
7028 * doc/install.texi: Document --enable-stage1-languages
7030 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
7032 * tree-pass.h (pass_into_cfg_layout_mode,
7033 pass_outof_cfg_layout_mode): Declare.
7034 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
7035 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
7036 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
7037 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
7039 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
7041 * c-decl.c (warn_variable_length_array): New function.
7042 Refactored from grokdeclarator to handle warn_vla
7043 and handle unnamed array case.
7044 (grokdeclarator): Refactored VLA warning case.
7045 * c.opt (Wvla): New flag.
7046 * doc/invoke.texi (Wvla): New warning.
7048 2007-03-12 Richard Henderson <rth@redhat.com>
7050 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
7051 (TARGET_SECTION_TYPE_FLAGS): New.
7053 2007-03-12 Richard Henderson <rth@redhat.com>
7055 * config/darwin.c (machopic_reloc_rw_mask): New.
7056 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
7057 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
7059 2007-03-12 Mark Mitchell <mark@codesourcery.com>
7061 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
7062 * cppdefault.h (cpp_PREFIX): Document.
7063 (cpp_PREFIX_len): Likewise.
7064 (cpp_EXEC_PREFIX): New variable.
7065 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
7066 * c-incpath.c (add_standard_paths): Correct logic for relocating
7067 paths within prefix.
7069 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
7071 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
7072 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
7074 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
7075 fix_truncdfdi_sse using SSEMODEF mode macro.
7076 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
7077 fix_truncdfsi_sse using SSEMODEF mode macro.
7078 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
7079 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
7081 2007-03-12 Richard Sandiford <richard@codesourcery.com>
7083 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
7086 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
7088 * tree.h : Add multiple_of_p declaration.
7089 * fold-const.c (multiple_of_p): Make multiple_of_p public.
7090 * ipa-type-escape.c (results_of_malloc): Redundant.
7091 (visited_stmts): New. Visited stmt for walk_use_def_chains.
7092 (cast_type): Extended with new members.
7093 (check_cast): Returns cast_type.
7094 (cast): New structure for data of walk_use_def_chains.
7095 (is_malloc_result, is_cast_from_non_pointer_1,
7096 is_cast_from_non_pointer,
7097 is_array_access_through_pointer_and_index): New functions.
7098 (look_for_casts): Returns cast types.
7099 (check_call): Returns void.
7100 (okay_pointer_operation): Use support of pointer plus index,
7101 pointer plus constant and allow all multiplications.
7103 2007-03-11 Richard Guenther <rguenther@suse.de>
7105 PR tree-optimization/31115
7106 * tree-vrp.c (extract_range_from_binary_expr): Make sure
7107 the shift count is positive and non-anti-range for RSHIFT_EXPR.
7108 A shift count of zero is not special as with *_DIV_EXPR.
7109 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
7112 2007-03-11 Ian Lance Taylor <iant@google.com>
7114 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
7115 the *_DIV_EXPR codes correctly with overflow infinities.
7117 2007-03-11 Ira Rosen <irar@il.ibm.com>
7119 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
7120 indicate success/failure of the analysis. Add negation to subtrahend
7121 in case of subtraction. Fail if both operands contain constants.
7122 (create_data_ref): Fail if analyze_offset fails.
7124 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
7126 * config/i386/i386.md (frndintxf2): Rename to ...
7127 (rintxf2): ... this. Remove expander having same name.
7128 (rintsf2, rintdf2): Implement using SSEMODEF macro.
7129 (roundsf2, rounddf2): Ditto.
7130 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
7131 (lround<mode>di2, lround<mode>si2): Ditto.
7133 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
7135 * lower-subreg.c: Include except.h.
7136 (decompose_multiword_subregs): Verify that the only control flow
7137 insns we can split are loads to multi-words pseudos.
7138 Handle breaking such blocks after splitting, instead of calling
7139 find_many_sub_basic_blocks.
7141 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
7142 on the new basic block. Add a lengthy comment explaining why we
7143 thought this was necessary.
7144 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
7146 2007-03-10 Mark Mitchell <mark@codesourcery.com>
7149 * tree.c (walk_type_fields): Recurse into the element type of
7150 ARRAY_TYPEs if there is a pointer set.
7152 2007-03-10 Dirk Mueller <dmueller@suse.de>
7154 * c-common.c (warn_logical_operator): Fix condition.
7156 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
7158 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
7160 * config/darwin.c (machopic_select_section): Remove superfluous
7161 argument in call to categorize_decl_for_section. Remove unused
7164 2007-03-10 Joseph Myers <joseph@codesourcery.com>
7166 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
7168 * configure: Regenerate.
7170 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
7173 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
7174 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
7175 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
7176 Add LABEL_NUSES to emitted label.
7177 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
7178 branch probability value to emitted jump insn.
7179 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
7180 Do not check life information and do not re-arrange input operands
7181 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
7183 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7185 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
7186 the change of decode_asm_operands.
7188 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
7190 * mode-switching.c (create_pre_exit): Skip blockage insn.
7192 2007-03-09 Diego Novillo <dnovillo@redhat.com>
7194 * tree-pass.h (TODO_update_smt_usage): Remove.
7196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7200 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7202 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
7203 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
7204 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
7207 2007-03-09 Geoffrey Keating <geoffk@apple.com>
7209 * gcc.c: Document %{, in big comment at top.
7210 (input_suffix_matches): Remove special handling for .s and
7212 (input_spec_matches): New.
7213 (handle_braces): Handle %{,.
7214 (validate_switches): ',' indicates a value which is not a switch.
7215 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
7216 to detect assembler input.
7217 * config/i386/sol2.h (CPP_SPEC): Likewise.
7218 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
7219 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
7220 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
7221 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
7222 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
7223 -m64 causes deployment target to default to 10.5.
7224 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
7226 2007-03-09 Richard Henderson <rth@redhat.com>
7229 * target.h (targetm.asm.out.reloc_rw_mask): New.
7230 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
7231 (TARGET_ASM_OUT): Use it.
7232 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
7233 * varasm.c (categorize_decl_for_section): Remove shlib argument;
7234 use the new reloc_rw_mask target hook instead.
7235 (default_section_type_flags_1): Merge into...
7236 (default_section_type_flags): ... here.
7237 (decl_readonly_section_1): Merge into...
7238 (decl_readonly_section): ... here.
7239 (default_elf_select_section_1): Merge into...
7240 (default_elf_select_section): ... here.
7241 (default_unique_section_1): Merge into...
7242 (default_unique_section): ... here.
7243 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
7244 (default_select_rtx_section): Use it.
7245 (default_elf_select_rtx_section): Likewise.
7246 * output.h: Update to match.
7247 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
7248 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
7249 (TARGET_ASM_RELOC_RW_MASK): New.
7250 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
7251 to categorize_decl_for_section.
7252 (x86_64_elf_unique_section): Likewise.
7253 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
7254 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
7255 (TARGET_ASM_RELOC_RW_MASK): New.
7256 * config/ia64/ia64.c (ia64_rwreloc_select_section,
7257 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
7258 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
7259 (TARGET_RWRELOC): Remove.
7260 (ia64_section_type_flags): Adjust call to default_section_type_flags.
7261 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7262 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
7263 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
7264 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
7265 (rs6000_xcoff_select_section): Use decl_readonly_section.
7266 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
7267 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
7268 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
7269 (TARGET_SECTION_TYPE_FLAGS): Remove.
7270 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
7272 2007-03-09 Roger Sayle <roger@eyesopen.com>
7274 * fold-const.c (fold_comparison): Remove compile-time evaluation of
7275 complex constant equality/inequality comparisons for here.
7276 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
7277 known at compile-time or can be simplified to a scalar comparison.
7278 (fold_relational_const): Move compile-time evaluation of complex
7279 constant equality/inequality comparisons to here.
7281 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7283 PR rtl-optimization/30643
7284 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
7286 (fold_rtx): Recurse, like before 2006-11-03.
7288 2007-03-09 DJ Delorie <dj@redhat.com>
7290 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
7293 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
7295 PR tree-optimization/30375
7296 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
7297 LHS of statements is not the same.
7298 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
7300 2007-03-09 Chao-ying Fu <fu@mips.com>
7302 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
7304 * doc/invoke.texi (-mdspr2): Document new option.
7305 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
7306 New unspec for DSP REV 2.
7307 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
7308 these instructions are extended in DSP REV 2.
7309 (mips-dspr2.md): Include.
7310 * config/mips/mips.opt (mdspr2): New option.
7311 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
7312 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
7313 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
7314 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
7315 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
7316 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
7317 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
7319 (bdesc_map): Add one field of unsupported_target_flags.
7320 (bdesc_arrays): Update entries to have extra fields. Add
7322 (mips_init_builtins): Initialize new function types.
7323 Check unsupported_target_fileds to filter out builtins.
7324 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
7326 (ASM_SPEC): Pass mdspr2 to the assembler.
7327 * config/mips/mips-dspr2.md: New file.
7329 2007-03-09 Sa Liu <saliu@de.ibm.com>
7331 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
7333 2007-03-09 Ian Lance Taylor <iant@google.com>
7335 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
7336 argument) like -Wstrict-overflow=2.
7337 * doc/invoke.texi (Warning Options): Update documentation.
7339 2007-03-09 Dirk Mueller <dmueller@suse.de>
7342 * doc/invoke.texi (-Wlogical-op): Document.
7343 * common.opt (-Wlogical-op): New.
7344 * c-common.h (warn_logical_operator): Declare.
7345 * c-common.c (warn_logical_operator): Define.
7346 * c-typeck.c (parser_build_binary_op): Call
7347 warn_logical_operator.
7349 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7351 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
7352 * final.c (final_scan_insn): Test for non-"" file name.
7354 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
7356 * doc/loop.texi: Document the Omega linear constraints solver.
7357 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
7358 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
7359 omega-hash-table-size, omega-max-keys, and
7360 omega-eliminate-redundant-constraints.
7361 * tree-pass.h (pass_check_data_deps): Declared.
7364 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
7365 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
7366 pass_check_data_deps): New.
7367 * tree-data-ref.c (init_data_ref): Remove declaration.
7368 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
7369 (analyze_array): Renamed init_array_ref, move up initializations.
7370 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
7371 Removed arguments that are set to NULL.
7372 (analyze_indirect_ref): Correct indentation, correct call to
7374 (object_analysis): Call init_array_ref instead of analyze_array.
7375 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
7376 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
7377 of DR_ACCESS_FNS_ADDR.
7378 (init_omega_eq_with_af, omega_extract_distance_vectors,
7379 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
7380 ddr_consistent_p): New.
7381 (compute_affine_dependence): Check consistency of ddrs when
7382 flag_check_data_deps is passed.
7383 (analyze_all_data_dependences): Uncomment.
7384 (tree_check_data_deps): New.
7385 * tree-data-ref.h: Include omega.h.
7386 (DR_ACCESS_FNS_ADDR): Removed.
7387 (data_dependence_relation): Add inner_loop.
7388 (DDR_INNER_LOOP): New.
7389 * common.opt (fcheck-data-deps): New.
7390 * tree-flow.h (tree_check_data_deps): Declare.
7391 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
7392 (OBJS-common): Depend on omega.o.
7394 * passes.c (pass_check_data_deps): Scheduled.
7395 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
7396 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
7397 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
7398 PARAM_VECT_MAX_VERSION_CHECKS,
7399 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
7401 2007-03-09 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/30904
7405 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
7406 the same way as *_DIV_EXPR.
7408 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7410 * recog.c (decode_asm_operands): No mixed declarations and code.
7412 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
7414 * rtl.def (ASM_INPUT): Add location.
7415 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
7416 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
7417 (decode_asm_operands): Add loc operand.
7418 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
7419 * stmt.c (expand_asm): Rename to...
7420 (expand_asm_loc): ... this. Add locus argument. Pass it on to
7421 gen_rtx_ASM_INPUT_loc.
7422 (expand_asm_expr): Adjust.
7423 * recog.c (decode_asm_operands): Add loc operand.
7424 (check_asm_operands, extract_insn): Adjust.
7425 * reload1.c (maybe_fix_stack_asms): Likewise.
7426 * final.c (asm_insn_count): Likewise.
7427 (final_scan_insn): Output # line before and after asm.
7429 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
7431 * tree-ssa-structalias.c (variable_info): Remove
7433 (new_var_info): Ditto.
7434 (shared_bitmap_info_t): New structure.
7435 (shared_bitmap_table): New variable.
7436 (shared_bitmap_hash): New function.
7437 (shared_bitmap_eq): Ditto
7438 (shared_bitmap_lookup): Ditto.
7439 (shared_bitmap_add): Ditto.
7440 (merge_smts_into): Change to take bitmap directly.
7441 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
7442 (init_alias_vars): Init shared bitmap hashtable.
7443 (delete_points_to_sets): Delete shared bitmap hashtable.
7444 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
7445 is_aliased removal as a change that was still necessary was
7448 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
7450 * config/i386/i386.h (override_options): Conditionally disable
7451 x86_sahf for 64bit targets only.
7453 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7456 * c-decl.c (merge_decls): Don't call make_var_volatile.
7457 * varasm.c (make_var_volatile): Remove.
7458 * output.h (make_var_volatile): Remove.
7460 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
7462 PR tree-optimization/31085
7463 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
7465 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
7468 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
7469 ATTR_CONST_NOTHROW_LIST.
7471 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7474 2007-03-08 Diego Novillo <dnovillo@redhat.com>
7476 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
7478 2007-03-08 Geoffrey Keating <geoffk@apple.com>
7481 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
7483 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
7484 passed, use shared libgcc.
7486 2007-03-08 Roger Sayle <roger@eyesopen.com>
7488 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
7489 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7490 (honor_protect_cleanup_actions, lower_try_finally_switch):
7492 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
7493 ifc_temp_var): Likewise.
7494 * tree-inline.c (setup_one_parameter): Likewise.
7495 * tree-mudflap.c (mf_decl_cache_locals,
7496 mf_build_check_statement_for): Likewise.
7497 * tree-nested.c (init_tmp_var, save_tmp_var,
7498 finalize_nesting_tree_1): Likewise.
7499 * tree-outof-ssa.c (insert_copy_on_edge,
7500 insert_backedge_copies): Likewise.
7501 * tree-profile.c (tree_gen_edge_profiler,
7502 tree_gen_ic_profiler): Likewise.
7503 * tree-scalar-evolution.c (scev_const_prop): Likewise.
7504 * tree-sra.c (sra_build_assignment): Likewise.
7505 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
7506 * tree-ssa-math-opts.c (insert_reciprocals,
7507 execute_cse_sincos_1): Likewise.
7508 * tree-tailcall.c (adjust_accumulator_values,
7509 adjust_return_value): Likewise.
7510 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
7511 * tree-vect-transform.c (vect_create_data_ref_ptr,
7512 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
7513 vect_create_epilog_for_reduction, vectorizable_reduction,
7514 vectorizable_call, vectorizable_conversion,
7515 vectorizable_assignment, vectorizable_operation,
7516 vectorizable_type_demotion, vect_gen_widened_results_half,
7517 vect_permute_store_chain, vectorizable_store,
7518 vect_setup_realignment, vect_permute_load_chain,
7519 vectorizable_load, vectorizable_condition,
7520 vect_create_cond_for_align_checks): Likewise.
7521 * tree-vrp.c (build_assert_expr_for): Likewise.
7523 2007-03-08 Ian Lance Taylor <iant@google.com>
7525 * tree-vrp.c: Include "intl.h".
7526 (usable_range_p): New static function.
7527 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
7528 overflowed values, juts set *strict_overflow_p.
7529 (compare_values): Only return -2 if one of the operands is not a
7531 (compare_ranges): Call usable_range_p.
7532 (compare_range_with_value): Likewise.
7533 (vrp_evaluate_conditional_warnv): Rename from
7534 vrp_evaluate_conditional. Make static. Change all callers.
7535 (vrp_evaluate_conditional): New function.
7536 (simplify_div_or_mod_using_ranges): Issue warning about reliance
7538 (simplify_abs_using_ranges): Likewise.
7539 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
7540 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
7541 within_stmt parameter.
7542 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7543 vrp_evaluate_conditional.
7544 * tree-ssa-threadedge.c
7545 (record_temporary_equivalences_from_stmts_at_dest): Change
7546 simplify parameter to take a second tree parameter.
7547 (simplify_control_stmt_condition): Likewise.
7548 (thread_across_edge): Likewise.
7549 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7550 (thread_across_edge): Likewise.
7551 * Makefile.in (tree-vrp.o): Depend upon intl.h.
7553 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
7555 * config/i386/i386.h (TARGET_SAHF): New define.
7556 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
7557 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
7558 (x86_sahf): New global variable.
7559 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
7560 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
7561 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
7562 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
7564 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
7565 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
7566 when expanding fcomi/sahf based tests.
7567 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
7568 expanding sahf based alternative. Emit sahf based sequence when
7569 optimizing for code size.
7570 * config/i386/i386.md (x86_sahf_1): Do not disable for
7571 TARGET_64BIT, enable for TARGET_SAHF.
7573 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
7575 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
7576 spurious whitespace from error message.
7578 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
7581 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
7583 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
7585 * c-decl.c (grokdeclarator): Disable warnings for anonymous
7587 * tree-sra.c (instantiate_element): Propagate disabled warnings
7588 from the element itself to the created variable.
7590 2007-03-07 Richard Henderson <rth@redhat.com>
7593 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
7594 silently fix up the stack in the case of a missing register.
7596 2007-03-07 Paul Brook <paul@codesourcery.com>
7598 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
7600 2007-03-07 Joseph Myers <joseph@codesourcery.com>
7602 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
7604 (phase1_vrs): Use them.
7605 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
7606 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
7607 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
7608 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
7609 __gnu_Unwind_Restore_WMMXC if required.
7610 (_Unwind_VRS_Pop): Implement iWMMXt support.
7611 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
7612 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
7613 gnu_Unwind_Save_WMMXC): Define.
7615 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7617 * config/vxworks.h (vxworks_override_options): Declare.
7618 (VXWORKS_OVERRIDE_OPTIONS): Use it.
7619 * config/vxworks.c: Include target.h and toplev.h.
7620 (vxworks_override_options): New function.
7621 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
7623 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
7625 * config/s390/s390.c (override_options): Don't emit an error when
7626 -mstack-size is used without providing -mstack-guard.
7627 (s390_emit_prologue): Choose stack_guard value automatically if not
7628 provided via command line.
7629 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
7631 2007-03-07 Richard Sandiford <richard@codesourcery.com>
7633 * config/i386/i386.c (output_set_got): Add a GOT initialization
7634 sequence for VxWorks PIC.
7635 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
7636 around labels as well as symbols. Use gotoff_operand instead
7637 of local_symbolic_operand.
7638 (legitimize_pic_address): Use gotoff_operand instead of
7639 local_symbolic_operand. Use @GOT accesses for labels as
7641 (ix86_output_addr_diff_elt): Use PC-relative rather than
7642 GP-relative offsets for VxWorks PIC.
7643 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
7644 no_new_pseudos. Check whether the returned register is op0.
7645 * config/i386/i386.md (tablejump): Use PC-relative rather than
7646 GP-relative offsets for VxWorks PIC.
7647 * config/i386/predicates.md (gotoff_operand): New predicate.
7649 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7651 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
7653 * config/vxworks-dummy.h: New file.
7654 * config/i386/i386.h: Include it.
7656 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
7658 * dwarf2out.c (is_inlined_entry_point): New
7659 (add_high_low_attributes): Emit DW_AT_entry_pc along with
7660 DW_AT_ranges if the first subblock is the entry point.
7662 2007-03-06 David Daney <ddaney@avtrex.com>
7664 * doc/install.texi (mips-*-*): Change recommended binutils
7667 2007-03-06 Anatoly Sokolov <aesok@post.ru>
7669 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
7670 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
7672 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7673 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7675 2007-03-06 Jan Hubicka <jh@suse.cz>
7677 * errors.h (warning, error, fatal, internal_error): Mark as cold.
7678 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
7680 (probably_cold_bb_p): Cold functions are cold.
7681 (probably_never_executed_bb_p): Cold functions are cold.
7682 (tree_bb_level_predictions): Predict calls to cold functions as not
7684 (compute_function_frequency): Check hot/cold attributes.
7685 * function.h (function_frequency): Update comments.
7686 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
7687 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
7688 (c_common_att): Add cold and hot.
7690 * doc/extend.texi (hot,cold attributes): Document.
7692 2007-03-06 Andrew Haley <aph@redhat.com>
7694 * function.c (expand_function_end): Move blockage to just after we
7695 emit the label for the naked return from the function.
7697 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7699 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
7702 2007-03-06 Jan Hubicka <jh@suse.cz>
7704 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
7705 loaded for constant large models. Non-large 64bit PIC can do.
7706 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
7707 * cmodel.h: Add LARGE PIC.
7708 * i386.md (UNSPEC_PLTOFF): New.
7709 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
7711 (*call_1_rex64): Disable for large models.
7712 (*call_1_rex64_large): New.
7713 (*call_value_1_rex64): Disable for large models.
7714 (*call_value_1_rex64_large): New.
7715 (set_rip_rex4): New.
7716 (set_got_offset_rex64): New.
7717 * predicates.md (constant_call_address_operand): For large model
7718 constant calls are not possible.
7719 * i386-protos.h (construct_plt_address): Declare.
7720 * i386.c (override_options): Accept large models.
7721 (ix86_expand_prologue): Expand large PIC GOT pointer load.
7722 (legitimate_constant_p): Add new UNSPECs.
7723 (legitimate_pic_operand_p): Likewise.
7724 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
7725 (legitimize_pic_address): Do easy RIP relative way for TLS only for
7727 (output_pic_addr_const): Add PLTOFF.
7728 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
7729 (ix86_expand_move): Legitimize pic address when in PIC mode.
7730 (construct_plt_address): New function.
7731 (ix86_expand_call): Offload the address to register and use GOT pointer
7733 * invoke.texi (mcmodel=large): Update documentation.
7735 2007-03-06 Richard Henderson <rth@redhat.com>
7737 * config/i386/i386.c (x86_use_leave, x86_push_memory,
7738 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
7739 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
7740 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
7741 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
7742 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
7743 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
7744 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
7745 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
7746 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
7747 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7748 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
7749 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7750 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7751 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
7752 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
7753 x86_schedule, x86_use_bt, x86_pad_returns,
7754 x86_use_xchgb): Merge into ...
7755 (ix86_tune_features): ... here. New array.
7756 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7757 x86_bswap): Merge into ...
7758 (ix86_arch_features): ... here. New array.
7759 (x86_3dnow_a): Remove.
7760 (x86_accumulate_outgoing_args): Make static.
7761 (x86_arch_always_fancy_math_387): Make static.
7762 (ix86_tune_mask, ix86_arch_mask): Move ...
7763 (override_options): ... to local variables here. Apply the
7764 appropriate mask to each element of ix86_arch_features and
7765 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
7766 as were done in the old macros.
7767 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
7768 * config/i386/i386.h (x86_use_leave, x86_push_memory,
7769 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
7770 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
7771 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
7772 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
7773 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
7774 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
7775 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
7776 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
7777 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
7778 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7779 x86_accumulate_outgoing_args, x86_prologue_using_move,
7780 x86_epilogue_using_move, x86_decompose_lea,
7781 x86_arch_always_fancy_math_387, x86_shift1,
7782 x86_sse_partial_reg_dependency, x86_sse_split_regs,
7783 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
7784 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
7785 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
7786 x86_use_incdec, x86_pad_returns, x86_bswap,
7787 x86_partial_flag_reg_stall): Remove.
7788 (enum ix86_tune_indices): New.
7789 (ix86_tune_features): New.
7790 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
7791 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
7792 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
7793 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
7794 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
7795 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
7796 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
7797 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
7798 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
7799 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
7800 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
7801 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
7802 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
7803 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
7804 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
7805 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
7806 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
7807 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
7808 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
7809 TARGET_EXT_80387_CONSTANTS): Use it.
7810 (enum ix86_arch_indices): New.
7811 (ix86_arch_features): New.
7812 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
7813 TARGET_BSWAP): Use it.
7814 (ix86_tune_mask, ix86_arch_mask): Remove.
7816 2007-03-06 Joseph Myers <joseph@codesourcery.com>
7819 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
7820 Define using $${sysroot_headers_suffix}.
7821 * configure: Regenerate.
7822 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
7823 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
7825 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
7826 * gcc.c (print_sysroot_headers_suffix): New.
7827 (option_map): Include --print-sysroot-headers-suffix.
7828 (display_help): Mention -print-sysroot-headers-suffix.
7829 (process_command): Handle -print-sysroot-headers-suffix.
7830 (do_spec_1): Append multilib directory to include-fixed path if
7831 sysroot suffixes in use.
7832 (main): Handle -print-sysroot-headers-suffix.
7833 * Makefile.in (start.encap): Don't depend on xlimits.h
7834 (xlimits.h): Remove.
7835 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
7836 limits.h for each multilib in fixinc_list.
7837 (fixinc_list, s-fixinc_list): New.
7838 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
7839 generate them for each multilib in fixinc_list.
7840 (stmp-fixproto): Use include-fixed. Run fixproto for each
7841 multilib in fixinc_list.
7842 (mostlyclean): Don't remove xlimits.h.
7843 (clean): Remove include-fixed.
7844 (real-install-headers-tar, real-install-headers-cpio,
7845 real-install-headers-cp): Don't copy include, only include-fixed.
7846 (install-mkheaders): Depend on fixinc_list. Don't depend on
7847 xlimits.h. Save limits.h files for each multilib in fixinc_list.
7848 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
7849 SYSTEM_HEADER_DIR setting in mkheaders.conf.
7851 2007-03-06 Jan Hubicka <jh@suse.cz>
7853 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
7856 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7858 * configure.ac: Allow tm_file to contain build-directory files.
7859 * configure: Regenerate.
7860 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
7861 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
7862 * config/m68k/print-sysroot-suffix.sh: New file.
7864 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7866 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
7867 of pic_offset_table_rtx if reload_completed.
7868 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
7869 PIC_OFFSET_TABLE_REGNUM.
7870 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
7872 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
7873 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
7875 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7877 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7878 functions that call eh_return.
7880 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7882 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
7883 functions that need a constant pool.
7885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7888 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
7889 (m68k_preferred_reload_class): Likewise.
7890 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
7891 (SECONDARY_RELOAD_CLASS): Define.
7892 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
7893 (LIMIT_RELOAD_CLASS): Delete.
7894 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
7895 registers from storing bytes.
7896 (m68k_secondary_reload_class): New function.
7897 (m68k_preferred_reload_class): Likewise.
7899 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7901 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
7903 (m68k_expand_prologue): Likewise.
7905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7907 * config/m68k/m68k-protos.h (output_sibcall): Declare.
7908 (mips_expand_epilogue): Add a bool parameter.
7909 (m68k_legitimize_sibcall_address): Declare.
7910 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
7911 (m68k_expand_epilogue): Add a parameter to select between sibling
7912 and normal epilogues. Only generate a return for the latter.
7913 (m68k_ok_for_sibcall_p): New function.
7914 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
7915 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
7916 (sibcall_value, *sibcall_value): Likewise.
7917 (*call, *call_value): Require !SIBLING_CALL_P.
7918 (epilogue): Update call to m68k_expand_epilogue.
7919 (sibcall_epilogue): New pattern.
7920 * config/m68k/predicates.md (const_call_operand): Say that this
7921 predicate applies to sibling calls too.
7922 (sibcall_operand): New predicate.
7924 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7926 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7927 alternatives as movsi_cf.
7928 (movsf_cf_hard): Add commentary.
7930 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7931 Richard Sandiford <richard@codesourcery.com>
7933 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7934 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7935 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7936 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7937 as being live on exit from an interrupt function.
7938 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7939 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7940 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7941 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7942 (m68k_interrupt_function_p): Globalize.
7943 (m68k_compute_frame_layout): Remove reverse mask code.
7944 (m68k_emit_movem, m68k_set_frame_related): New functions.
7945 (m68k_output_function_prologue): Delete in favor of...
7946 (m68k_expand_prologue): ...this new function.
7947 (m68k_output_function_epilogue): Delete in favor of...
7948 (m68k_expand_epilogue): ...this new function.
7949 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7951 (print_operand): Handle %?.
7952 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7953 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7954 (prologue, epilogue): New patterns.
7955 (return): Turn into a define_expand.
7956 (*return): New pattern, derived from old "return" pattern. Use rte
7957 rather than rts for interrupt functions. Only use rtd if the pop
7959 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7960 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7961 (link, *link, unlink, *unlink, load_got): Likewise.
7963 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7967 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7968 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7969 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7970 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7971 and m68k_matches_u_p.
7972 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7973 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7974 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7975 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7976 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7977 (REG_STRICT_P): New macro.
7978 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7979 PCREL_GENERAL_OPERAND_OK.
7980 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7981 m68k_legitimate_base_reg_p.
7982 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7983 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7984 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7985 * config/m68k/m68k.c (m68k_address): New structure.
7986 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7987 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7988 (m68k_jump_table_ref_p, m68k_decompose_address)
7989 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7990 (m68k_matches_u_p): New functions.
7991 (print_operand_address): Rewrite to use m68k_decompose_index.
7993 2007-03-05 David Taylor <dtaylor@emc.com>
7995 * gcc.c: Correct copyright date in --version output.
7997 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7999 * pa.md: In unamed move patterns, disparge copies between general
8000 and floating point registers using '?' modifier. Don't include 'f'
8001 constraint for register preferences in DImode, SImode, HImode and
8002 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
8003 Remove constraints for copies between general and floating registers
8004 in soft-float DFmode pattern.
8005 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
8009 2007-03-05 Mike Stump <mrs@apple.com>
8011 * c-common.c (targetcm): Add.
8012 * c-opts.c (c_common_handle_option): Handle language specific
8014 * opts.c (handle_option): Verify language for target options, if
8016 * opth-gen.awk: Add CL_LANG_ALL.
8017 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
8018 (TARGETCM_INITIALIZER): Add.
8019 * target.h (struct gcc_targetcm): Add.
8021 * targhooks.c (default_handle_c_option): Add.
8022 * targhooks.h (default_handle_c_option): Add.
8023 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
8025 * config/darwin.opt (iframework): Add.
8026 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
8027 * config/darwin-c.c (handle_c_option): Add.
8028 (TARGET_HANDLE_C_OPTION): Add.
8030 * doc/invoke.texi (Darwin Options): Add -iframework.
8032 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8034 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
8037 2007-03-05 Ian Lance Taylor <iant@google.com>
8039 * c.opt (fgnu89-inline): New option.
8040 * c-opts.c (c_common_post_options): Set default value for
8042 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
8043 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
8045 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
8046 (grokdeclarator, start_function): Likewise.
8047 * c-cppbuiltin.c (c_cpp_builtins): Define either
8048 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
8049 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
8050 (C Dialect Options): Document -fgnu89-inline.
8051 * doc/extend.texi (Function Attributes): Explain what the
8052 gnu_inline attribute does.
8053 * doc/cpp.texi (Common Predefined Macros): Document
8054 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8056 2007-03-05 Ian Lance Taylor <iant@google.com>
8058 PR tree-optimization/31034
8059 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
8060 half-range if the other side is an overflow infinity.
8062 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
8064 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
8065 (bfin*-linux-uclibc*): New configuration.
8066 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
8068 * config/bfin/linux.h: New file.
8069 * config/bfin/libgcc-bfin.ver: New file.
8070 * config/bfin/t-bfin-uclinux: New file.
8071 * config/bfin/t-bfin-linux: New file.
8072 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
8073 (TARGET_OS_CPP_BUILTINS): New macro.
8075 2007-03-05 Richard Guenther <rguenther@suse.de>
8077 * fold-const.c (fold_binary): Remove duplicate folding
8078 of comparison of non-null ADDR_EXPR against null.
8080 2007-03-05 Richard Guenther <rguenther@suse.de>
8081 Dorit Nuzman <dorit@il.ibm.com>
8083 PR tree-optimization/26420
8084 * tree-vectorizer.c (vectorize_loops): Bail out early if there
8085 are no loops in the function. Only print the number of
8086 vectorized loops if it is greater than zero or we are supposed
8087 to print information about unvectorized loops.
8089 2007-03-05 Revital Eres <eres@il.ibm.com>
8091 * gcc.dg/var-expand1.c: New test.
8092 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
8093 when an accumulator is expanded.
8095 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8098 * c-common.c (convert_and_check): Don't give warnings for
8099 conversion if 'expr' already overflowed.
8101 2007-03-04 Roger Sayle <roger@eyesopen.com>
8104 * fold-const.c (fold_comparison): Enforce type consistency when
8105 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
8107 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
8109 * tree-ssa-address.c (create_mem_ref): Do not put an expression
8110 containing a cast to the base of TARGET_MEM_REF.
8112 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
8114 * tree.c (tree_contains_struct_check_failed): Remove spurious
8115 whitespace from error message.
8117 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
8121 instead of precision.
8123 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
8124 Nathan Sidwell <nathan@codesourcery.com>
8126 * emit-rtl.c (find_auto_inc): New.
8127 (try_split): recreate REG_INC notes,
8128 Use regular for loops rather than whiles.
8130 2007-03-03 Andreas Schwab <schwab@suse.de>
8132 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
8133 * configure: Regenerate.
8135 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8137 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
8138 flag_rounding_math, not flag_unsafe_math_optimizations.
8140 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
8142 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
8143 alpha_fold_vector_minmax): Likewise.
8144 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8145 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
8147 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8149 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
8150 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
8151 if the lhs has side-effects.
8152 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
8154 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8156 * config/i386/i386.h (TUNEMASK): Remove define.
8157 (ARCHMASK): Remove define.
8158 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
8159 Use ix86_arch_mask variable instead of ARCHMASK.
8160 * config/i386/i386.c (override_options): Ditto.
8161 (standard_80387_constant_p): Ditto.
8163 2007-03-02 Ian Lance Taylor <iant@google.com>
8165 Used signed infinities in VRP.
8166 * tree-vrp.c (uses_overflow_infinity): New static function.
8167 (supports_overflow_infinity): New static function.
8168 (make_overflow_infinity): New static function.
8169 (negative_overflow_infinity): New static function.
8170 (positive_overflow_infinity): New static function.
8171 (is_negative_overflow_infinity): New static function.
8172 (is_positive_overflow_infinity): New static function.
8173 (is_overflow_infinity): New static function.
8174 (overflow_infinity_range_p): New static function.
8175 (compare_values_warnv): New function split out of compare_values.
8176 (compare_value): Call it.
8177 (set_value_range_to_nonnegative): Add overflow_infinity
8178 parameter. Change caller.
8179 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
8181 (vrp_expr_computes_nonzero): Likewise.
8182 (compare_ranges, compare_range_with_value): Likewise.
8183 (compare_name_with_value, compare_names): Likewise.
8184 (vrp_evaluate_conditional): Likewise.
8185 (set_value_range): Handle infinity
8186 (vrp_operand_equal_p, operand_less_p): Likewise.
8187 (extract_range_from_assert): Likewise.
8188 (vrp_int_const_binop): Likewise.
8189 (extract_range_from_binary_expr): Likewise.
8190 (extract_range_from_unary_expr): Likewise.
8191 (extract_range_from_comparison): Likewise.
8192 (extract_range_from_expr): Likewise.
8193 (dump_value_range): Likewise.
8194 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
8195 (test_for_singularity): Likewise.
8196 (vrp_int_const_binop): Remove inline qualifier.
8197 (adjust_range_with_scev): Add comment.
8198 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
8200 2007-03-02 Diego Novillo <dnovillo@redhat.com>
8202 * tree-ssa-structalias.c (could_have_pointers): Tidy.
8203 (get_constraint_for): Likewise.
8204 (do_structure_copy): Likewise.
8205 (find_func_aliases): Fix references to MODIFY_EXPR.
8206 (intra_create_variable_infos): Tidy.
8207 * tree-ssa-operands.c (add_virtual_operand): Add argument
8209 When adding members of alias sets, if IS_CALL_SITE is true and
8210 the symbol is not call-clobbered, skip it.
8213 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
8215 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
8216 entry by means of emit_insn_at_entry.
8218 2007-03-02 Richard Henderson <rth@redhat.com>
8220 * expr.h (promoted_input_arg): Remove decl.
8221 * function.c (promoted_input_arg): Merge into ...
8222 * combine.c (setup_incoming_promotions): ... only caller.
8223 Rearrange to avoid double loop.
8225 2007-03-02 Ben Elliston <bje@au.ibm.com>
8226 Peter Bergner <bergner@vnet.ibm.com>
8227 Janis Johnson <janis187@us.ibm.com>
8229 * config/rs6000/dfp.md: New file.
8230 * config/rs6000/rs6000.md: Include dfp.md.
8231 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
8232 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
8233 and TDmode decimal float modes in FP registers.
8234 (num_insns_constant): Likewise.
8235 (rs6000_legitimate_offset_address_p): Likewise.
8236 (rs6000_legitimize_address): Likewise.
8237 (rs6000_legitimize_reload_address): Likewise.
8238 (rs6000_legitimate_address): Likewise.
8239 (rs6000_emit_move): Likewise.
8240 (function_arg_boundary): Likewise.
8241 (function_arg_advance): Likewise.
8242 (rs6000_darwin64_record_arg_recurse): Likewise.
8243 (function_arg): Likewise.
8244 (rs6000_gimplify_va_arg): Likewise.
8245 (rs6000_split_multireg_move): Likewise.
8246 (rs6000_output_function_epilogue): Likewise.
8247 (rs6000_output_function_epilogue): Likewise.
8248 (rs6000_register_move_cost): Likewise.
8249 (rs6000_function_value): Likewise.
8250 (rs6000_libcall_value): Likewise.
8252 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8254 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
8256 2007-03-02 Richard Sandiford <richard@codesourcery.com>
8258 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
8259 Use $MULTIDIR to choose between the kernel and RTP headers,
8260 and use $WIND_BASE and $WIND_USR to locate them.
8262 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8264 * config/i386/i386.c (override_options): Put initialization of
8265 ix86_tune_mask and ix86_arch_mask to the correct place.
8267 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
8268 Michael Meissner <michael.meissner@amd.com>
8271 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
8273 (TARGET_CMOVE): Use ARCHMASK.
8274 (TARGET_CMPXCHG): Ditto.
8275 (TARGET_CMPXCHG8B): Ditto.
8276 (TARGET_XADD): Ditto.
8277 (TARGET_BSWAP): Ditto.
8278 * config/i386/i386.c (ix86_tune_mask): New global variable.
8279 (ix86_arch_mask): Ditto.
8280 (override_options): Initialize ix86_tune_mask and
8281 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
8284 2007-03-02 Ben Elliston <bje@au.ibm.com>
8287 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
8289 2007-03-02 Joseph Myers <joseph@codesourcery.com>
8291 * target.h (init_dwarf_reg_sizes_extra): New target hook.
8292 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
8293 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
8294 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
8296 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
8297 rs6000_init_dwarf_reg_sizes_extra): New.
8298 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
8299 SPE register high parts.
8301 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
8303 * Makefile.in: Add install-pdf target as
8304 copied from automake v1.10 rules.
8305 * configure.ac: Add install-pdf to target list.
8306 * configure: Regenerate.
8308 2007-03-01 Paul Brook <paul@codesourcery.com>
8310 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
8311 modes to LDRD for DImode.
8312 (output_move_double): Fixup out of range ldrd/strd.
8313 (vfp_secondary_reload_class): Rename...
8314 (coproc_secondary_reload_class): ... to this. Add wb argument.
8315 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
8316 coproc_secondary_reload_class for CLASS_IWMMXT.
8317 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
8318 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
8320 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8322 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
8323 factor by the estimated number of iterations.
8324 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
8327 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
8328 decode_caches_intel, detect_caches_intel): New functions.
8329 (host_detect_local_cpu): Use detect_caches_amd and
8330 detect_caches_intel.
8332 2007-03-01 Richard Henderson <rth@redhat.com>
8334 * expr.c (emit_move_complex_push): Export.
8335 (emit_move_complex_parts): Split out from ...
8336 (emit_move_complex): ... here.
8337 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
8338 * config/i386/i386.md (movcdi): New.
8340 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
8342 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
8343 size of mode1 to check for tieable modes in MMX case.
8345 2007-03-01 Richard Sandiford <richard@codesourcery.com>
8347 * Makefile.in (rtlanal.o): Depend on tree.h.
8348 * rtl.h (offset_within_section_p, split_const): Declare.
8349 * rtlanal.c: Include tree.h.
8350 (offset_within_block_p): New function, taken from
8351 mips_offset_within_object_p.
8352 (split_const): New function, taken from mips_split_const.
8353 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
8355 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8356 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
8357 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
8358 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8359 (m68k_illegitimate_symbolic_constant_p): New function.
8360 * config/m68k/m68k.md (movsi): Remove misleading predicates.
8361 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
8362 symbolic constant that might be outside the symbol's section,
8363 move the symbol first and then add the offset.
8364 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
8366 * config/mips/mips.c (mips_split_const): Delete.
8367 (mips_offset_within_object_p): Delete.
8368 (mips_symbolic_constant_p): Use offset_within_section_p and
8369 split_const instead of mips_offset_within_object_p and
8371 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
8372 (mips_legitimize_const_move, print_operand_reloc)
8373 (mips_dangerous_for_la25_p): Use split_const instead of
8376 2007-02-28 Eric Christopher <echristo@apple.com>
8378 * Makefile.in (install-include-dir): Don't rm -rf include.
8380 2007-02-28 Richard Guenther <rguenther@suse.de>
8383 * fold-const.c (fold_binary): Do not associate expressions
8384 with more than one variable for integer types that do not wrap.
8386 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
8388 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
8389 Delete, and replace with...
8390 (fold_builtin_call_array): This. Update callers to use it.
8391 * fold-const.c (fold_build_call_list): Delete, and replace with...
8392 (fold_build_call_array): This.
8393 (fold_build_call_list_initializer): Delete, and replace with...
8394 (fold_build_call_array_initializer): This.
8395 * tree.h: Update declarations to reflect above changes.
8397 * c-typeck.c (build_function_call): Store converted arguments
8398 in a stack-allocated array instead of building a list.
8399 (convert_arguments): Store arguments in the array passed in as an
8400 argument, and return the actual number of arguments.
8401 * c-format.c: (check_function_format): Pass arguments in an
8402 array instead of a list.
8403 * c-common.c (check_function_nonnull): Likewise.
8404 (check_function_sentinel): Likewise.
8405 (check_function_arguments): Likewise.
8406 * c-common.h: Update declarations to reflect above changes.
8408 2007-02-28 Jan Hubicka <jh@suse.cz>
8410 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
8411 PRED_NEGATIVE_RETURN): Update outcomes.
8413 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
8415 * calls.c (emit_library_call_value_1): Handle partial registers
8416 correctly when building up CALL_INSN_FUNCTION_USAGE.
8418 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8420 * pa/predicates.md (move_src_operand): Allow zero for mode.
8421 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
8424 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
8427 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
8428 *movv2df_internal): Enable pattern only for valid operand
8430 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
8431 tie only 128bit modes. For MMX registers, tie only 64bit modes.
8433 2007-02-27 Mike Stump <mrs@apple.com>
8435 * config/darwin-crt3.c: Avoid compilation when compiling for a
8438 2007-02-27 Joseph Myers <joseph@codesourcery.com>
8440 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
8442 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
8443 for fixed headers and limits.h.
8444 (install-include-dir, install-headers-tar, install-headers-cpio,
8445 install-headers-cp, real-install-headers-tar,
8446 real-install-headers-cpio, real-install-headers-cp): Handle
8447 include-fixed as well as include.
8448 (install-mkheaders): Don't install files that go only in include
8450 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
8451 from GCC_INCLUDE_DIR.
8452 * gcc.c (process_command): Remove special -BstageN/ handling.
8453 (do_spec_1): Add include-fixed directories.
8455 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8457 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
8459 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
8461 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
8464 2007-02-27 Mark Mitchell <mark@codesourcery.com>
8466 * c-common.c (get_priority): Add check for
8467 SUPPORTS_INIT_PRIORITY.
8469 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8471 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
8473 * config/bfin/bfin.c: Include "cfglayout.h".
8474 (MAX_LSETUP_DISTANCE): New macro.
8475 (struct loop_info): New members incoming, incoming_src and
8476 incoming_dest. Delete member predecessor.
8477 (length_for_loop): New function.
8478 (bfin_optimize_loop): Handle more different loop structures.
8479 (bfin_discover_loop): Rework detection of predecessor blocks by
8480 examining incoming edges.
8481 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
8483 (bfin_reorder_loops): New function.
8484 (bfin_reorg_loops): Use these three new functions.
8486 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
8487 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
8488 (CONSTRAINT_LEN): Add entry for 'q'.
8489 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
8490 Add 'q' constraints.
8491 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
8492 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
8494 * config/bfin/bfin.md (add_with_carry): New pattern.
8495 (s_or_u, su_optab, su_modifier): New code macros/attrs.
8496 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
8497 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
8498 support unsigned multiplies too. Removed incorrect commutativity from
8499 operand 1 constraint where appropriate.
8500 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
8502 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
8503 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
8505 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
8506 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
8507 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
8508 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
8509 usmulhisi_hh_huh): New patterns.
8511 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
8512 lshifthi3): Fix output template to use half reg for operand 2.
8514 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
8517 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
8519 2007-02-27 Andreas Schwab <schwab@suse.de>
8521 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
8523 2007-02-27 Jan Hubicka <jh@suse.cz>
8525 * predict.c (last_basic_block_p): Remove.
8526 (tree_estimate_probability): Update return heuristic for commonized
8529 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8531 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
8533 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
8535 * doc/include/gcc-common.texi (versionsubtitle): New macro.
8536 * doc/cpp.texi: Standardize title page.
8537 * doc/cppinternals.texi: Likewise.
8538 * doc/gcc.texi: Standardize title page, remove version number
8539 from copyright page.
8540 * doc/gccint.texi: Likewise.
8541 * doc/install.texi: Standardize title page, add table of
8544 2007-02-26 Jan Hubicka <jh@suse.cz>
8546 * predict.def: Set outcomes according to more recent results.
8547 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
8548 Remove dead predictors.
8549 * predict.c (return_prediction): Fix pasto.
8551 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
8553 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
8554 change; avoid a memory leak when returning early.
8556 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8558 * c-decl.c (static_ctors): Move to c-common.c.
8559 (static_dtors): Likewise.
8560 (finish_function): Use c_record_cdtor_fn.
8561 (build_cdtor): Move to c-common.c.
8562 (c_write_global_declarations): Use c_build_cdtor_fns.
8563 * c-common.h (static_ctors): Declare.
8564 (static_dtors): Likewise.
8565 (c_record_cdtor_fn): Likewise.
8566 (c_build_cdtor_fns): Likewise.
8567 * c-common.c (static_ctors): New variable.
8568 (static_dtors): Likewise.
8569 (c_record_cdtor_fn): New function.
8570 (build_cdtor): Move from c-decl.c
8571 (c_build_cdtor_fns): New function.
8573 * output.h (assemble_addr_to_section): Declare.
8574 (get_cdtor_priority_section): Likewise.
8575 * varasm.c (assemble_addr_to_section): New function.
8576 (get_cdtor_priority_section): Likewise.
8577 (default_named_section_asm_out_destructor): Use them.
8578 (destor_dtor_section_asm_out_destructor): Likewise.
8579 (default_named_section_asm_out_constructor): Likewise.
8580 (default_ctor_section_asm_out_constructor): Likewise.
8581 * config.gcc (*-*-vxworks*): Include vxworks.o.
8582 * config/t-vxworks (vxworks.o): New target.
8583 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
8584 (TARGET_ASM_CONSTRUCTOR): Define.
8585 (TARGET_ASM_DESTRUCTOR): Likewise.
8586 (vxworks_asm_out_constructor): Declare.
8587 (vxworks_asm_out_destructor): Likewise.
8589 * c-common.c (get_priority): Check that we have not just an
8590 INTEGER_CST, but an integer constant with integeral type.
8592 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
8594 PR tree-optimization/30938
8595 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
8596 use &dt[nargs-1] instead of &dt[nargs] in the call to
8597 vect_is_simple_use().
8599 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
8601 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
8602 from register elimination as PRE_MODIFY / POST_MODIFY increments.
8603 Do not attempt to handle MEM inside auto-inc expressions.
8604 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
8605 of a register modified by an auto-inc expression. However, do handle
8606 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
8607 (elimination_effects): Prohibit elimination of a register modified
8608 by an auto-inc expression. Disable register elimination rules whose
8609 target register is modified by an auto-inc expression with variable
8612 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8614 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
8616 (array_at_struct_end_p): New function.
8617 (idx_infer_loop_bounds): Use it.
8618 (estimate_numbers_of_iterations_loop): Export.
8619 * predict.c (predict_loops): Use estimated_loop_iterations_int.
8620 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
8621 (tree_estimate_probability): Call record_loop_exits.
8622 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
8623 (estimated_loop_iterations, estimated_loop_iterations_int,
8624 estimated_loop_iterations_tree): New functions.
8625 (analyze_siv_subscript_cst_affine,
8626 compute_overlap_steps_for_affine_1_2,
8627 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
8628 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
8629 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
8630 (PRED_LOOP_ITERATIONS_GUESSED): New.
8631 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
8632 * cfgloop.h (estimate_numbers_of_iterations_loop,
8633 estimated_loop_iterations_int): Declare.
8635 2007-02-25 Mark Mitchell <mark@codesourcery.com>
8637 * doc/extend.texi: Document optional priority argument to
8638 constructors and destructors.
8639 * tree.c (init_priority_for_decl): Adjust GTY markers.
8640 (init_ttree): Use priority-info hash functions for
8641 init_priority_for_decl.
8642 (tree_map_eq): Rename to ...
8643 (tree_map_base_eq): ... this.
8644 (tree_map_marked_p): Rename to ...
8645 (tree_map_base_marked_p): ... this.
8646 (tree_map_base_hash): New function.
8647 (decl_init_priority_lookup): Rework.
8648 (decl_fini_priority_lookup): New function.
8649 (decl_priority_info): New function.
8650 (decl_init_priority_insert): Use it.
8651 (decl_fini_priority_insert): Likewise.
8652 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
8654 (decl_restrict_base_insert): Likewise.
8655 (decl_debug_expr_insert): Likewise.
8656 (decl_value_expr_lookup): Likewise.
8657 (decl_value_expr_insert): Likewise.
8658 * tree.h (priority_type): New type.
8659 (decl_init_priority_lookup): Use priority_type.
8660 (decl_fini_priority_lookup): New function.
8661 (decl_init_priority_insert): Use priority_type.
8662 (decl_fini_priority_insert): New function.
8663 (DECL_HAS_INIT_PRIORITY): Tweak comments.
8664 (DECL_INIT_PRIORITY): Likewise.
8665 (SET_DECL_INIT_PRIORITY): Add comment.
8666 (DECL_FINI_PRIORITY): New macro.
8667 (SET_DECL_FINI_PRIORITY): Likewise.
8668 (DEFAULT_INIT_PRIORITY): Document.
8669 (MAX_INIT_PRIORITY): Likewise.
8670 (MAX_RESERVED_INIT_PRIORITY): Likewise.
8671 (tree_map_base): New type.
8672 (tree_map_base_eq): New function.
8673 (tree_map_base_hash): Likewise.
8674 (tree_map_base_marked_p): Likewise.
8675 (tree_map): Inherit from tree_map_base.
8676 (tree_map_eq): Make it a macro.
8677 (tree_map_marked_p): Likewise.
8678 (tree_int_map): Inherit from tree_map_base.
8679 (tree_int_map_eq): Make it a macro.
8680 (tree_int_map_hash): Likewise.
8681 (tree_int_map_marked_p): Likewise.
8682 (tree_priority_map): New type.
8683 (tree_priority_map_eq): New macro.
8684 (tree_priority_map_hash): Likewise.
8685 (tree_priority_map_marked_p): Likewise.
8686 * varasm.c (emults_decl): Adjust for refactoring of tree_map
8688 (emutls_common_1): Likewise.
8689 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
8690 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
8691 of tree_map hierarchy.
8692 * tree-cfg.c (move_stmt_r): Likewise.
8693 (new_label_mapper): Likewise.
8694 * c-tree.h (c_expand_body): Move to ...
8695 * c-common.h (c_expand_body): ... here.
8696 * c-decl.c (c_expand_body): Move to ...
8697 * c-common.c (c_expand_body): ... here.
8698 (c_common_attribute_table): Allow 1 argument for the constructor
8699 and destructor attributes.
8700 (get_priority): New function.
8701 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
8702 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
8704 2007-02-24 Jan Hubicka <jh@suse.cz>
8707 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
8709 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8710 Jan Hubicka <jh@suse.cz>
8713 * i386.c (counter_mode): New function.
8714 (expand_set_or_movmem_via_loop): Use it.
8715 (expand_movmem_epilogue): Likewise; fix pasto.
8716 (ix86_expand_movmem): Do emit guard even for constant counts.
8717 (ix86_expand_setmem): Likewise.
8719 2007-02-25 Nick Clifton <nickc@redhat.com>
8721 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
8722 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8724 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
8727 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
8728 count argument with 0x10, not with 0x16.
8729 (expand_setmem_epilogue): Ditto.
8731 2007-02-24 Mike Stump <mrs@apple.com>
8733 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
8736 2007-02-24 Richard Guenther <rguenther@suse.de>
8739 * fold-const.c (fold_binary): Fold x +- CST op x for
8740 EQ_EXPR and NE_EXPR.
8742 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8744 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
8746 2007-02-24 Jan Hubicka <jh@suse.cz>
8748 * cgraphunit.c (decide_is_function_needed): Honor
8749 -fkeep-inline-functions.
8751 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8753 * builtins.c (fold_builtin_modf): New.
8754 (fold_builtin_2): Use it.
8756 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8758 * loop-iv.c (implies_p): Detect additional cases where A implies B.
8759 (determine_max_iter): Take additional LOOP arg; all callers changed.
8760 Lose broken logic dealing with PLUS. Try to limit the upper bound by
8761 one using simplifications.
8762 (simplify_using_initial_values): Return if the expression becomes
8763 invalid due to altered regs.
8765 2007-02-23 DJ Delorie <dj@redhat.com>
8767 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
8769 2007-02-23 Mike Stump <mrs@apple.com>
8771 * tlink.c (scan_linker_output): Parse linker messages from
8772 darwin9's linker better.
8774 2007-02-23 Steve Ellcey <sje@cup.hp.com>
8777 * varpool.c (varpool_assemble_pending_decls): Set
8778 varpool_last_needed_node to null.
8780 2007-02-23 DJ Delorie <dj@redhat.com>
8782 * config/i386/i386.c (ix86_data_alignment): Don't specify an
8783 alignment bigger than the object file can handle.
8785 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
8788 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
8789 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
8790 (*movsf_1): Penalize MMX moves.
8792 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
8794 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
8795 2^32-1 or more times unless flag_unsafe_loop_optimizations.
8797 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8799 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8801 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
8802 (fold_builtin_1): Use them.
8803 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
8804 BUILT_IN_SIGNIFICAND.
8806 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
8808 * config/i386/i386.c (bdesc_1arg): Initialize
8809 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
8810 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
8811 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
8812 and IX86_BUILTIN_MOVSLDUP.
8814 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
8816 PR rtl-optimization/30841
8817 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
8819 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8821 * builtins.c (fold_builtin_frexp): New.
8822 (fold_builtin_2): Use it.
8824 2007-02-22 Mark Mitchell <mark@codesourcery.com>
8826 * doc/invoke.texi (Spec Files): Document getenv spec function.
8828 * gcc.c (getenv_spec_function): New function.
8829 (static_spec_functions): Add it.
8830 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
8831 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
8834 2007-02-22 Michael Matz <matz@suse.de
8837 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
8838 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
8840 2007-02-22 Ian Lance Taylor <iant@google.com>
8843 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
8844 (mem_loc_descriptor): Call it.
8846 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
8847 Ira Rosen <irar@il.ibm.com>
8849 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
8851 2007-02-22 Ira Rosen <irar@il.ibm.com>
8853 PR tree-optimization/30843
8854 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
8855 stores only after all the group is vectorized.
8857 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
8859 PR tree-optimization/30858
8860 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
8861 in the reduction cycle have a single use in the loop.
8862 * tree-vectorizer.h (relevant): Add documentation.
8864 2007-02-20 Mike Stump <mrs@apple.com>
8866 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
8867 * configure: Regenerate.
8869 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8871 Change the defaults of some parameters and options.
8872 * config/spu/spu-protos.h (spu_optimization_options): Declare.
8873 * config/spu/spu.c (spu_optimization_options): Add.
8874 (spu_override_options): Change params in spu_optimization_options.
8875 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
8877 Register 127 is only 16 byte aligned when used as a frame pointer.
8878 * config/spu/spu-protos.h (spu_init_expanders): Declare.
8879 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
8880 HARD_FRAME_POINTER_REGNUM.
8881 (spu_legitimate_address): Use regno_aligned_for_reload.
8882 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
8883 aligned when frame_pointer_needed is true.
8884 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
8886 * config/spu/spu.h (INIT_EXPANDERS): Define.
8888 Make sure shift and rotate instructions have valid immediate operands.
8889 * config/spu/predicates.md (spu_shift_operand): Remove.
8890 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
8891 * config/spu/constraints.md (W, O): Extend range.
8892 * config/spu/spu.md (umask, nmask): Define.
8893 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
8894 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
8895 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
8896 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
8897 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
8898 (lshr<mode>3_reg): Fix rtl description.
8900 Make sure mulhisi immediate operands are valid.
8901 * config/spu/predicates.md (imm_K_operand): Add.
8902 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
8904 Generate constants using fsmbi and andi.
8905 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
8906 (print_operand, spu_split_immediate, classify_immediate,
8907 fsmbi_const_p): Handle IC_FSMBI2.
8909 Correctly handle a CONST_VECTOR containing symbols.
8910 * config/spu/spu.c (print_operand): Handle HIGH correctly.
8911 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
8912 (immediate_load_p): Allow symbols that use 2 instructions to create.
8913 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
8914 with symbols when flag_pic is set.
8915 (const_vector_immediate_p): New.
8916 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
8917 accept a CONST_VECTOR with symbols.
8918 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
8919 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
8921 * config/spu/spu.md (high, low): Delete.
8922 (low_<mode>): Define.
8924 Remove INTRmode and INTR_REGNUM, which didn't work.
8925 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8927 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8928 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8929 peephole2 pattern): Don't use INTR or 131.
8930 (movintrcc): Delete.
8931 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8932 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8933 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8934 (UNSPEC_SET_INTR): Add.
8935 * config/spu/spu-modes.def (INTR): Remove.
8937 More accurate warnings about run-time relocations.
8938 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8940 Correctly warn about immediate arguments to specific intrinsics.
8941 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8942 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8943 the instruction predicate.
8945 Fix tree check errors with latest update.
8946 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8948 (spu_expand_builtin): Use CALL_EXPR_FN.
8950 Add missing specific intrinsics.
8951 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8953 * config/spu/spu_internals.h: Ditto.
8955 Fix incorrect operand modifiers.
8956 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8957 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8959 Optimize one case of zero_extend of a vec_select.
8960 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8962 Accept any immediate for hbr.
8963 * config/spu/spu.md (hbr): Change s constraints to i.
8965 2007-02-21 Paul Brook <paul@codesourcery.com>
8967 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8968 condexec_count when skipping USE and CLOBBER.
8970 2007-02-21 Nick Clifton <nickc@redhat.com>
8972 * common.opt (Warray-bounds): Add Warning attribute.
8973 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8975 (fsized-zeroes): Add Optimization attribute.
8976 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8977 * c.opt (Wc++0x-compat): Add Warning attribute.
8979 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8982 * reload1.c (eliminate_regs_in_insn): In the single_set special
8983 case, attempt to re-recognize the insn before falling back to
8984 having reload fix it up.
8986 2007-02-20 Eric Christopher <echristo@gmail.com>
8988 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8989 Rewrite accordingly.
8990 (frv_read_iacc_argument): Ditto.
8991 (frv_expand_set_builtin): Take a call instead of arglist, update for
8993 (frv_expand_unop_builtin): Ditto.
8994 (frv_expand_binop_builtin): Ditto.
8995 (frv_expand_cut_builtin): Ditto.
8996 (frv_expand_binopimm_builtin): Ditto.
8997 (frv_expand_voidbinop_builtin): Ditto.
8998 (frv_expand_int_void2arg): Ditto.
8999 (frv_expand_prefetches): Ditto.
9000 (frv_expand_voidtriop_builtin): Ditto.
9001 (frv_expand_voidaccop_builtin): Ditto.
9002 (frv_expand_load_builtin): Ditto.
9003 (frv_expand_store_builtin): Ditto.
9004 (frv_expand_mdpackh_builtin): Ditto.
9005 (frv_expand_mclracc_builtin): Ditto.
9006 (frv_expand_mrdacc_builtin): Ditto.
9007 (frv_expand_mwtacc_builtin): Ditto.
9008 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
9011 2007-02-20 Janis Johnson <janis187@us.ibm.com>
9013 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
9014 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
9016 (HAVE_GAS_DFP): Check for assembler support of decimal floating
9018 * configure: Regenerate.
9019 * config.in: Regenerate.
9020 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
9021 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
9022 masks to power6 and power6x and to POWERPC_MASKS.
9023 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9025 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
9026 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
9027 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9028 Access PROTOTYPE as variable, not mask.
9030 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9032 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
9033 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
9034 * combine.c (adjust_for_new_dest): Use it.
9035 * postreload.c (reload_combine): Likewise.
9037 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
9039 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
9040 notes on an insn with multiple sets, even if single_set returns
9041 non-NULL for that insn.
9043 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9045 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
9048 2007-02-20 Geoffrey Keating <geoffk@apple.com>
9050 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
9051 if user didn't pass it.
9052 * config/i386/darwin.h (CC1_SPEC): Likewise.
9053 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
9054 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
9055 -mmacosx-version-min.
9057 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9058 Uros Bizjak <ubizjak@gmail.com>
9060 * optabs.h (enum optab_index): Add new OTI_scalb.
9061 (scalb_optab): Define corresponding macro.
9062 * optabs.c (init_optabs): Initialize scalb_optab.
9063 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
9065 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
9066 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
9067 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
9068 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
9069 flag_unsafe_math_optimizations is set.
9071 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
9072 to implement scalbf, scalb and scalbl built-ins as inline x87
9075 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9076 DJ Delorie <dj@redhat.com>
9079 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
9080 (diagnostic_report_diagnostic): ... here, and turn them into real
9081 errors. If warnings are inhibited, no need to do anything.
9083 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
9085 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
9086 better code generation.
9088 2007-02-20 Ben Elliston <bje@au.ibm.com>
9090 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
9092 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
9094 * config/alpha/alpha.c, config/alpha/alpha.md,
9095 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
9096 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
9097 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
9098 config/arm/lib1funcs.asm: Follow spelling conventions.
9100 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
9101 config/fr30/fr30.md, config/i386/i386.h,
9102 config/iq2000/iq2000.h, config/iq2000/predicates.md,
9103 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
9104 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
9105 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
9106 config/rs6000/altivec.md, config/rs6000/rs6000.c,
9107 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
9108 config/sparc/sparc.c, config/sparc/sparc.h,
9109 config/sparc/sparc.md, config/spu/constraints.md,
9110 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
9113 2007-02-20 Alan Modra <amodra@bigpond.net.au>
9116 * varasm.c (use_blocks_for_decl_p): Return false for decls with
9119 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9121 * doc/invoke.texi (-ftree-lrs): Remove.
9123 2007-02-19 Diego Novillo <dnovillo@redhat.com>
9125 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
9128 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
9130 * config/ia64/ia64.c (ia64_expand_builtin): Use the
9131 new CALL_EXPR_FN macro for retrieving the function
9132 declaration of the input expression.
9134 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9136 * c.opt (Waddress): New.
9137 * common.opt (Walways-true): Delete.
9138 (Wstring-literal-comparison): Delete.
9139 * doc/invoke.texi (Warning Options): Delete -Walways-true and
9140 -Wstring-literal-comparison. Add -Waddress.
9142 (Walways-true): Delete.
9143 (Wstring-literal-comparison): Delete.
9144 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
9145 consistently instead of -Walways-true in example.
9146 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
9147 * c-typeck.c (parser_build_binary_op): Replace
9148 -Wstring-literal-comparison and -Walways-true with -Waddress.
9149 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
9152 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9154 * tree-cfg.c (dump_function_to_file): Be prepared for functions
9155 without DECL_STRUCT_FUNCTION initialized.
9157 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
9159 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
9160 due to calls to functions taking pointers as parameters.
9162 2007-02-19 Richard Henderson <rth@redhat.com>
9165 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
9168 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
9170 * config/s390/s390.c (s390_call_saved_register_used,
9171 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
9172 accessed to the new scheme.
9174 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
9176 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
9177 (cris_print_index, cris_print_operand, cris_print_operand_address)
9178 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
9179 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
9180 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
9182 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
9183 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
9184 GO_IF_LEGITIMATE_ADDRESS): Ditto.
9185 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
9186 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
9187 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
9188 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
9189 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
9190 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
9191 (uminsi3, call, call_value): Ditto.
9192 (define_split: indir_to_reg_split, unnamed): Ditto.
9194 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
9196 PR tree-optimization/30975
9197 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
9200 2007-02-18 Eric Christopher <echristo@gmail.com>
9202 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
9203 Remove use of arglist.
9204 (mips_expand_builtin): Remove use of arglist, pass in expr.
9205 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
9206 (mips_expand_builtin_movtf): Ditto.
9207 (mips_expand_builtin_compare): Ditto.
9209 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9211 * tree-sra.c (sra_build_assignment): Replace assertion
9212 checking with a comment explaining why it can't be done.
9214 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9217 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
9218 during CALL_EXPR representation conversion.
9219 * tree-ssa-propagate.c (set_rhs): Likewise.
9221 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
9223 * tree-sra.c (sra_build_assignment): Disable assertion checking
9226 2007-02-18 Roger Sayle <roger@eyesopen.com>
9228 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
9229 instead of calling build2 with a GIMPLE_MODIFY_STMT.
9230 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
9232 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
9233 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
9234 gimplify_init_ctor_eval_range, gimple_push_cleanup,
9235 gimplify_omp_for, gimplify_omp_atomic_pipeline,
9236 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
9237 force_gimple_operand): Likewise.
9238 * ipa-cp.c (constant_val_insert): Likewise.
9239 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
9240 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
9241 perfect_nestify): Likewise.
9242 * langhooks.c (lhd_omp_assignment): Likewise.
9243 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
9244 lower_copyprivate_clauses, lower_send_clauses,
9245 lower_send_shared_vars, expand_parallel_call,
9246 expand_omp_for_generic, expand_omp_for_static_nochunk,
9247 expand_omp_for_static_chunk, expand_omp_sections,
9248 lower_omp_single_copy, lower_omp_for_lastprivate,
9249 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
9250 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
9251 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
9254 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
9256 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
9257 config/sh/sh.md: Follow spelling conventions.
9259 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
9260 config/frv/predicates.md: Follow spelling conventions.
9262 * config/m68k/linux-unwind.h: Fix a comment typo.
9263 * target.h: Follow spelling conventions.
9265 2007-02-18 Roger Sayle <roger@eyesopen.com>
9267 PR rtl-optimization/28173
9268 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
9269 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
9270 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
9271 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
9272 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
9274 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9276 * builtins.c (fold_builtin_load_exponent): New.
9277 (fold_builtin_2): Use it.
9279 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
9281 PR rtl-optimization/30773
9282 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
9283 if we fail to attach a REG_EQUIV note.
9285 2007-02-18 David Edelsohn <edelsohn@gnu.org>
9286 Roger Sayle <roger@eyesopen.com>
9288 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
9290 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
9292 * calls.c (initialize_argument_information): Pass original EXP
9293 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
9294 code to split complex arguments here, as part of initializing the
9296 (expand_call): Remove code that builds a list of arguments and
9297 inserts implicit arguments into it. Instead, just count how many
9298 implicit arguments there will be so we can determine the size of
9299 the ARGS array, and let initialize_argument_information do the work.
9300 (split_complex_values): Delete unused function.
9302 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9304 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
9306 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
9308 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
9309 for arg pointer based indexed addressing.
9311 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9313 * config/ia64/ia64.h, config/ia64/ia64.md,
9314 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
9315 spelling conventions.
9317 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9319 * config/m68k/m68k.c (split_di): New.
9320 * config/m68k/m68k-protos.h: Declare split_di.
9321 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
9322 Improve predicate handling and split constant shifts.
9324 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9326 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
9327 parameter for register bitfield operations, general predicates
9330 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9332 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
9333 * config/m68k/linux-unwind.h: New file.
9335 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
9337 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
9338 config/i386/athlon.md, config/ia64/ia64.md,
9339 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
9340 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
9341 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
9342 tree-ssa-loop-niter.c, tree-vect-analyze.c,
9343 tree-vect-transform.c: Fix comment typos.
9345 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
9347 * sched-deps.c (find_insn_list): Remove.
9348 * sched-int.h: Remove the prototype for find_insn_list.
9350 2007-02-16 Geoffrey Keating <geoffk@apple.com>
9352 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
9354 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
9355 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
9356 darwin_rs6000_override_options.
9357 (C_COMMON_OVERRIDE_OPTIONS): Expect
9358 darwin_macosx_version_min to be non-NULL always.
9359 (TARGET_C99_FUNCTIONS): Likewise.
9360 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
9361 (DARWIN_MINVERSION_SPEC): New.
9362 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
9363 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
9365 (DARWIN_MINVERSION_SPEC): New.
9366 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
9368 * config/darwin-c.c (darwin_cpp_builtins): Expect
9369 darwin_macosx_version_min to be non-NULL always.
9371 * config/rs6000/rs6000.c: Clean up trailing whitespace.
9373 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/i386.h (x86_use_xchgb): New.
9376 (TARGET_USE_XCHGB): New macro.
9377 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
9378 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
9379 Split after reload into bswaphi for shifts of 8.
9380 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
9381 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
9382 or when optimizing for size.
9384 2007-02-16 Richard Guenther <rguenther@suse.de>
9385 Christian Bruel <christian.bruel@st.com>
9387 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
9388 DECLs but prefer SSA_NAMEs over DECLs.
9390 2007-02-16 Richard Guenther <rguenther@suse.de>
9392 * tree-flow-inline.h (single_imm_use_p): Remove.
9393 (zero_imm_uses_p): Likewise.
9394 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
9395 instead of single_imm_use_p.
9396 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
9399 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9402 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
9403 nested double- and backquotes.
9405 2007-02-15 Roger Sayle <roger@eyesopen.com>
9408 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
9409 should be unreachable.
9410 (build2_stat): Allow construction of MODIFY_EXPR at any time.
9411 For the time being redirect GIMPLE_MODIFY_STMT to the new
9412 (renamed) build_gimple_modify_stmt_stat.
9413 (build2_gimple_stat): Rename to...
9414 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
9415 Always build a GIMPLE_MODIFY_STMT node.
9416 * tree.h (build2_gimple, build2_gimple_stat): Delete.
9417 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
9420 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
9421 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
9422 * tree-complex.c (set_component_ssa_name, expand_complex_move,
9423 expand_complex_div_wide): Likewise.
9424 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
9425 * tree-ssa-loop-im.c (schedule_sm): Likewise.
9426 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
9427 * tree-ssa-loop-manip.c (create_iv): Likewise.
9428 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
9429 abs_replacement): Likewise.
9430 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
9431 realify_fake_stores): Likewise.
9433 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
9434 node rather than a GIMPLE_MODIFY_STMT node.
9435 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
9436 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
9438 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
9439 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
9442 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9445 * fold-const.c (fold_comparison): Add back the
9446 folding of constant complex comparisions.
9448 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
9451 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
9452 effects unknown to this function, return early.
9454 2007-02-15 Ian Lance Taylor <iant@google.com>
9456 * lower-subreg.c (move_eh_region_note): New static function.
9457 (resolve_simple_move): Call it.
9458 (decompose_multiword_subregs): Track blocks for which we resolve a
9459 simple move which is also a control flow insn. Pass them to
9460 find_many_sub_basic_blocks.
9461 (pass_lower_subreg): Add TODO_verify_flow.
9462 (pass_lower_subreg2): Likewise.
9464 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9465 Brooks Moses <brooks.moses@codesourcery.com>
9466 Lee Millward <lee.millward@codesourcery.com>
9468 * tree.h (enum tree_code_class): Add tcc_vl_exp.
9469 (VL_EXP_CLASS_P): New.
9470 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
9472 (TREE_OPERAND_CHECK_CODE): Likewise.
9473 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
9474 (TREE_RTL_OPERAND_CHECK): Likewise.
9475 (tree_operand_check_failed): Make second parameter the whole tree
9476 instead of its code. Fixed callers.
9477 (VL_EXP_CHECK): New.
9478 (TREE_OPERAND_LENGTH): New.
9479 (VL_EXP_OPERAND_LENGTH): New.
9480 (CALL_EXPR_FN): New.
9481 (CALL_EXPR_STATIC_CHAIN): New.
9482 (CALL_EXPR_ARGS): New.
9483 (CALL_EXPR_ARG): New.
9484 (call_expr_nargs): New.
9485 (CALL_EXPR_ARGP): New.
9486 (build_nt_call_list): Declare.
9487 (build_vl_exp_stat): Declare.
9488 (build_vl_exp): New.
9489 (build_call_list): Declare.
9490 (build_call_nary): Declare.
9491 (build_call_valist): Declare.
9492 (build_call_array): Declare.
9493 (call_expr_arg): Declare.
9494 (call_expr_argp): Declare.
9495 (call_expr_arglist): Declare.
9496 (fold_build_call_list): Declare.
9497 (fold_build_call_list_initializer): Declare.
9498 (fold_call_expr): Declare to replace fold_builtin.
9499 (fold_builtin_fputs): Update to agree with modified definition.
9500 (fold_builtin_strcpy): Likewise.
9501 (fold_builtin_strncpy): Likewise.
9502 (fold_builtin_memory_chk): Likewise.
9503 (fold_builtin_stxcpy_chk): Likewise.
9504 (fold_builtin_strncpy_chk): Likewise.
9505 (fold_builtin_next_arg): Likewise.
9506 (fold_build_call_expr): Declare.
9507 (fold_builtin_call_list): Declare.
9508 (fold_builtin_call_valist): Declare.
9509 (build_call_expr): Declare.
9510 (validate_arglist): Update to agree with modified definition.
9511 (tree_operand_length): New.
9512 (call_expr_arg_iterator): New.
9513 (init_call_expr_arg_iterator): New.
9514 (next_call_expr_arg): New.
9515 (first_call_expr_arg): New.
9516 (more_call_expr_args_p): New.
9517 (FOR_EACH_CALL_EXPR_ARG): New.
9519 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
9520 and tcc_gimple_stmt.
9521 (tree_code_size): Update documentation. Use sizeof (tree) rather
9522 than sizeof (char *).
9523 (tree_size): Likewise. Add case for tcc_vl_exp.
9524 (tree_node_structure): Add case for tcc_vl_exp.
9525 (contains_placeholder_p): Likewise.
9526 (substitute_in_expr): Likewise.
9527 (substitute_placeholder_in_expr): Likewise.
9528 (stabilize_reference_1): Likewise.
9529 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
9530 to diagnose breakage of this interface for constructing CALL_EXPRs.
9531 (build_nt): Add similar assertion here.
9532 (build_nt_call_list): New.
9533 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
9534 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
9536 (get_callee_fndecl): Use new CALL_EXPR accessors.
9537 (tree_operand_check_failed): Change parameters to pass entire node
9538 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
9539 (process_call_operands): New.
9540 (build_vl_exp_stat): New.
9541 (build_call_list): New.
9542 (build_call_nary): New.
9543 (build_call_valist): New.
9544 (build_call_array): New.
9545 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9546 (call_expr_arglist): New.
9548 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
9549 tcc_vl_exp instead of a fixed-size tcc_expression.
9551 * doc/c-tree.texi (CALL_EXPR): Document new representation and
9552 accessors for CALL_EXPRs.
9553 (AGGR_INIT_EXPR): Likewise.
9555 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9556 Brooks Moses <brooks.moses@codesourcery.com>
9557 Lee Millward <lee.millward@codesourcery.com>
9559 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
9560 (expand_builtin_nonlocal_goto): Change parameter to be entire
9561 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
9562 (expand_builtin_prefetch): Likewise.
9563 (expand_builtin_classify_type): Likewise.
9564 (mathfn_built_in): Return NULL_TREE instead of 0.
9565 (expand_errno_check): Use new CALL_EXPR accessors.
9566 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
9567 Return NULL_RTX instead of 0.
9568 (expand_builtin_mathfn_2): Likewise.
9569 (expand_builtin_mathfn_3): Likewise.
9570 (expand_builtin_interclass_mathfn): Likewise.
9571 (expand_builtin_sincos): Likewise.
9572 (expand_builtin_cexpi): Likewise.
9573 (expand_builtin_int_roundingfn): Likewise.
9574 (expand_builtin_int_roundingfn_2): Likewise.
9575 (expand_builtin_pow): Likewise.
9576 (expand_builtin_powi): Likewise.
9577 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
9578 of arglist, fixing callers appropriately. Use new CALL_EXPR
9579 accessors and constructors. Return NULL_RTX instead of 0.
9580 (expand_builtin_strstr): Likewise.
9581 (expand_builtin_strchr): Likewise.
9582 (expand_builtin_strrchr): Likewise.
9583 (expand_builtin_strpbrk): Likewise.
9584 (expand_builtin_memcpy): Likewise.
9585 (expand_builtin_mempcpy): Likewise.
9586 (expand_builtin_mempcpy_args): New.
9587 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
9588 (expand_builtin_memmove_args): New.
9589 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
9590 (expand_movstr): Likewise.
9591 (expand_builtin_strcpy): Likewise.
9592 (expand_builtin_strcpy_args): New.
9593 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
9594 (expand_builtin_strncpy): Likewise.
9595 (expand_builtin_memset): Likewise.
9596 (expand_builtin_memset_args): New.
9597 (expand_builtin_bzero): Similarly to expand_builtin_memset.
9598 (expand_builtin_memcmp): Likewise.
9599 (expand_builtin_strcmp): Likewise.
9600 (expand_builtin_strncmp): Likewise.
9601 (expand_builtin_strcat): Likewise.
9602 (expand_builtin_strncat): Likewise.
9603 (expand_builtin_strspn): Likewise.
9604 (expand_builtin_strcspn): Likewise.
9605 (expand_builtin_args_info): Likewise.
9606 (expand_builtin_va_start): Likewise.
9607 (gimplify_va_arg_expr): Likewise.
9608 (expand_builtin_va_end): Likewise.
9609 (expand_builtin_va_copy): Likewise.
9610 (expand_builtin_frame_address): Likewise.
9611 (expand_builtin_alloca): Likewise.
9612 (expand_builtin_bswap): Likewise.
9613 (expand_builtin_unop): Likewise.
9614 (expand_builtin_fputs): Likewise.
9615 (expand_builtin_expect): Likewise.
9616 (expand_builtin_fabs): Likewise.
9617 (expand_builtin_copysign): Likewise.
9618 (expand_builtin_printf): Likewise.
9619 (expand_builtin_fprintf): Likewise.
9620 (expand_builtin_sprintf): Likewise.
9621 (expand_builtin_init_trampoline): Likewise.
9622 (expand_builtin_signbit): Likewise.
9623 (expand_builtin_fork_or_exec): Likewise.
9624 (expand_builtin_sync_operation): Likewise.
9625 (expand_builtin_compare_and_swap): Likewise.
9626 (expand_builtin_lock_test_and_set): Likewise.
9627 (expand_builtin_lock_release): Likewise.
9628 (expand_builtin): Likewise.
9629 (builtin_mathfn_code): Likewise.
9631 (fold_builtin_constant_p): Pass call arguments individually instead
9632 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9633 accessors and constructors. Return NULL_TREE instead of 0.
9634 (fold_builtin_expect): Likewise.
9635 (fold_builtin_classify_type): Likewise.
9636 (fold_builtin_strlen): Likewise.
9637 (fold_builtin_nan): Likewise.
9638 (integer_valued_real_p): Likewise.
9639 (fold_trunc_transparent_mathfn): Likewise.
9640 (fold_fixed_mathfn): Likewise.
9641 (fold_builtin_cabs): Likewise.
9642 (fold_builtin_sqrt): Likewise.
9643 (fold_builtin_cbrt): Likewise.
9644 (fold_builtin_cos): Likewise.
9645 (fold_builtin_cosh): Likewise.
9646 (fold_builtin_tan): Likewise.
9647 (fold_builtin_sincos): Likewise.
9648 (fold_builtin_cexp): Likewise.
9649 (fold_builtin_trunc): Likewise.
9650 (fold_builtin_floor): Likewise.
9651 (fold_builtin_ceil): Likewise.
9652 (fold_builtin_round): Likewise.
9653 (fold_builtin_int_roundingfn): Likewise.
9654 (fold_builtin_bitop): Likewise.
9655 (fold_builtin_bswap): Likewise.
9656 (fold_builtin_logarithm): Likewise.
9657 (fold_builtin_hypot): Likewise.
9658 (fold_builtin_pow): Likewise.
9659 (fold_builtin_powi): Likewise.
9660 (fold_builtin_exponent): Likewise.
9661 (fold_builtin_memset): Likewise.
9662 (fold_builtin_bzero): Likewise.
9663 (fold_builtin_memory_op): Likewise.
9664 (fold_builtin_bcopy): Deleted; call site changed to invoke
9665 fold_builtin_memory_op directly.
9666 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
9667 (fold_builtin_strncpy): Likewise.
9668 (fold_builtin_memcmp): Likewise.
9669 (fold_builtin_strcmp): Likewise.
9670 (fold_builtin_strncmp): Likewise.
9671 (fold_builtin_signbit): Likewise.
9672 (fold_builtin_copysign): Likewise.
9673 (fold_builtin_isascii): Likewise.
9674 (fold_builtin_toascii): Likewise.
9675 (fold_builtin_isdigit): Likewise.
9676 (fold_builtin_fabs): Likewise.
9677 (fold_builtin_abs): Likewise.
9678 (fold_builtin_fmin_fmax): Likewise.
9679 (fold_builtin_carg): Likewise.
9680 (fold_builtin_classify): Likewise.
9681 (fold_builtin_unordered_cmp): Likewise.
9683 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
9684 New functions split out from fold_builtin_1.
9685 (fold_builtin_n): New.
9686 (fold_builtin_varargs): New.
9687 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
9689 (fold_call_expr): New.
9690 (build_function_call_expr): Rewrite to use new helper function.
9691 (fold_builtin_call_list): New.
9692 (build_call_expr): New.
9693 (fold_builtin_call_valist): New.
9694 (rewrite_call_expr): New.
9695 (validate_arg): New.
9696 (validate_arglist): Change parameter to be entire CALL_EXPR instead
9697 of an arglist. Change return type to bool. Use new CALL_EXPR
9700 (fold_builtin_strstr): Pass call arguments individually instead
9701 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9702 accessors and constructors. Return NULL_TREE instead of 0.
9703 (fold_builtin_strchr): Likewise.
9704 (fold_builtin_strrchr): Likewise.
9705 (fold_builtin_strpbrk): Likewise.
9706 (fold_builtin_strcat): Likewise.
9707 (fold_builtin_strncat): Likewise.
9708 (fold_builtin_strspn): Likewise.
9709 (fold_builtin_strcspn): Likewise.
9710 (fold_builtin_fputs): Likewise.
9711 (fold_builtin_next_arg): Likewise.
9712 (fold_builtin_sprintf): Likewise.
9714 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
9715 NULL_RTX instead of 0.
9716 (expand_builtin_memory_chk): Likewise.
9717 (maybe_emit_chk_warning): Likewise.
9718 (maybe_emit_sprintf_chk_warning): Likewise.
9720 (fold_builtin_object_size): Pass call arguments individually instead
9721 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
9722 accessors and constructors. Return NULL_TREE instead of 0.
9723 (fold_builtin_memory_chk): Likewise.
9724 (fold_builtin_stxcpy_chk): Likewise.
9725 (fold_builtin_strncpy_chk): Likewise.
9726 (fold_builtin_strcat_chk): Likewise.
9727 (fold_builtin_strcat_chk): Likewise.
9728 (fold_builtin_strncat_chk): Likewise.
9729 (fold_builtin_sprintf_chk): Likewise.
9730 (fold_builtin_snprintf_chk): Likewise.
9731 (fold_builtin_printf): Likewise.
9732 (fold_builtin_vprintf): Likewise.
9734 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
9736 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
9737 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9738 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
9739 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
9740 (fold_unary): Likewise.
9741 (fold_binary): Likewise.
9742 (fold_ternary): Remove CALL_EXPR case, since they are no longer
9743 ternary expressions.
9744 (fold): Add logic for tcc_vl_exp.
9745 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
9746 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9747 (fold_build3_stat): Add assertion to flag broken interface for
9748 constructing CALL_EXPRs.
9749 (fold_build_call_list): New.
9750 (fold_build_call_list_initializer): New.
9751 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
9753 (fold_strip_sign_ops): Likewise.
9755 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9756 Brooks Moses <brooks.moses@codesourcery.com>
9757 Lee Millward <lee.millward@codesourcery.com>
9759 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
9760 accessors and dump arguments explicitly.
9762 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
9764 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
9766 (print_call_name): Use new CALL_EXPR accessors.
9768 * print-tree.c (print_node): Add case tcc_vl_exp. Print
9769 CALL_EXPR arguments explicitly instead of as a list. Use
9770 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9772 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
9773 (vrp_visit_stmt): Likewise.
9775 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
9776 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
9778 (force_move_till_expr): Likewise.
9780 * targhooks.c (default_external_stack_protect_fail): Use
9781 build_call_expr instead of build_function_call_expr.
9782 (default_hidden_stack_protect_fail): Likewise.
9784 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
9787 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
9788 and walk arguments explicitly.
9790 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
9791 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9792 (expand_simple_operations): Likewise.
9793 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
9795 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
9796 of TREE_CODE_LENGTH.
9797 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
9799 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
9800 instead of TREE_CODE_LENGTH.
9802 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
9803 (tree_ic_transform): Likewise.
9804 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
9805 parameter instead of arglist. Fix callers.
9806 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
9807 (tree_stringops_transform): Likewise.
9808 (tree_indirect_call_to_profile): Likewise.
9809 (tree_stringops_values_to_profile): Likewise.
9811 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
9812 (eliminate_tail_call): Likewise.
9814 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
9816 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9817 Use TREE_OPERAND_LENGTH and generalize to handle any number of
9819 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
9821 * omp-low.c (build_omp_barrier): Use build_call_expr.
9822 (lower_rec_input_clauses): Likewise.
9823 (lower_reduction_clauses): Likewise.
9824 (expand_parallel_call): Likewise.
9825 (maybe_catch_exception): Likewise.
9826 (expand_omp_for_generic): Likewise.
9827 (expand_omp_for_static_nochunk): Likewise.
9828 (expand_omp_sections): Likewise.
9829 (lower_omp_single_simple): Likewise.
9830 (lower_omp_single_copy): Likewise.
9831 (lower_omp_master): Likewise.
9832 (lower_omp_ordered): Likewise.
9833 (lower_omp_critical): Likewise.
9835 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
9836 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
9838 * tree-gimple.c (is_gimple_call_addr): Fix doc.
9839 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
9840 TREE_CODE_LENGTH. Add tcc_vl_exp case.
9842 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
9843 and generalize to handle any number of operands.
9844 (chrec_contains_undetermined): Likewise.
9845 (tree_contains_chrecs): Likewise.
9846 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
9848 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
9850 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
9851 fold_call_expr instead of fold_builtin.
9852 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
9853 match declarations there.
9854 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
9857 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
9858 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9860 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
9861 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
9863 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
9866 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
9867 (execute_cse_sincos): Use new CALL_EXPR accessors.
9869 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
9871 * gimple-low.c (lower_function_body): Use build_call_expr.
9872 (lower_builtin_setjmp): Likewise.
9874 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
9875 (set_storage_via_libcall): Likewise.
9876 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
9877 instead of TREE_CODE_LENGTH.
9878 (expand_expr_real_1): Use new CALL_EXPR accessors.
9880 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
9881 generalize to handle any number of operands.
9882 (TB_parent_eq): Likewise.
9884 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
9885 (strip_builtin_expect): Likewise.
9887 * function.c (gimplify_parameters): Use build_call_expr.
9889 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
9890 instead of TREE_CODE_LENGTH.
9892 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
9893 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
9895 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
9898 * gimplify.c (build_stack_save_restore): Use build_call_expr.
9899 (gimplify_decl_expr): Likewise.
9900 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
9901 Use new CALL_EXPR iterators.
9902 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
9903 (gimplify_modify_expr_to_memset): Likewise.
9904 (gimplify_variable_sized_compare): Likewise.
9905 (gimplify_omp_atomic_fetch_op): Likewise.
9906 (gimplify_omp_atomic_pipeline): Likewise.
9907 (gimplify_omp_atomic_mutex): Likewise.
9908 (gimplify_function_tree): Likewise.
9910 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
9911 (call_expr_flags): Likewise.
9912 (expand_call): Likewise.
9914 * except.c (expand_builtin_eh_return_data_regno): Pass entire
9915 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9918 * coverage.c (create_coverage): Use build_call_expr.
9920 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
9921 (temp_call_expr_obstack): New.
9922 (pool_copy_list): Delete.
9923 (temp_copy_call_expr): New.
9924 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9925 CALL_EXPR accessors. Get rid of special goo for copying argument
9926 lists and use temp_copy_call_expr instead.
9927 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9928 CALL_EXPR accessors.
9929 (create_expression_by_pieces): Likewise. Use build_call_array
9930 to construct the result instead of fold_build3.
9931 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9932 dealing with argument lists.
9933 (init_pre): Remove references to expression_node_pool and
9934 list_node_pool. Init temp_call_expr_obstack instead.
9935 (fini_pre): Remove references to expression_node_pool and
9938 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9939 and walk arguments explicitly instead of as a list.
9941 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9942 (mx_register_decls): Likewise.
9943 (mudflap_register_call): Likewise.
9944 (mudflap_finish_file): Likewise.
9946 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9947 (ipa_callsite_compute_param): Likewise.
9949 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9950 accessors and constructor.
9952 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9953 accessors and constructor.
9954 (convert_tramp_reference): Likewise.
9955 (convert_call_expr): Likewise.
9956 (finalize_nesting_tree_1): Likewise.
9958 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9961 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9963 * tree-inline.c (initialize_inlined_parameters): Pass entire
9964 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9966 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9967 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9969 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9970 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9971 (vectorizable_reduction): Likewise.
9972 (vectorizable_call): Use new CALL_EXPR iterators.
9973 (vectorizable_conversion): Use build_call_expr.
9974 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9975 (vect_gen_widened_results_half): Use build_call_expr.
9976 (vect_setup_realignment): Likewise.
9977 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9979 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9980 (pass_through_call): Likewise.
9981 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9984 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9985 (tree_gen_pow2_profiler): Likewise.
9986 (tree_gen_one_value_profiler): Likewise.
9987 (tree_gen_ic_func_profiler): Likewise.
9988 (tree_gen_average_profiler): Likewise.
9989 (tree_gen_ior_profiler): Likewise.
9991 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9992 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9993 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9995 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9996 of TREE_CODE_LENGTH.
9998 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9999 of TREE_CODE_LENGTH.
10001 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
10003 (convert_to_integer): Likewise.
10005 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
10008 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10009 Brooks Moses <brooks.moses@codesourcery.com>
10010 Lee Millward <lee.millward@codesourcery.com>
10012 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
10014 * config/frv/frv.c (frv_expand_builtin): Likewise.
10015 * config/s390/s390.c (s390_expand_builtin): Likewise.
10017 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
10018 (sparc_expand_builtin): Use new CALL_EXPR accessors.
10020 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
10021 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
10022 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
10023 (ix86_expand_store_builtin): Likewise.
10024 (ix86_expand_unop_builtin): Likewise.
10025 (ix86_expand_unop1_builtin): Likewise.
10026 (ix86_expand_sse_compare): Likewise.
10027 (ix86_expand_sse_comi): Likewise.
10028 (ix86_expand_vec_init_builtin): Likewise.
10029 (ix86_expand_vec_ext_builtin): Likewise.
10030 (ix86_expand_vec_set_builtin): Likewise.
10031 (ix86_expand_builtin): Use new CALL_EXPR accessors.
10033 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
10034 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10036 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
10037 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10038 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
10040 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
10042 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
10043 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
10044 arglist. Use new CALL_EXPR accessors. Fix callers.
10045 (altivec_expand_abs_builtin): Likewise.
10046 (rs6000_expand_binop_builtin): Likewise.
10047 (altivec_expand_predicate_builtin): Likewise.
10048 (altivec_expand_lv_builtin): Likewise.
10049 (spe_expand_stv_builtin): Likewise.
10050 (altivec_expand_stv_builtin): Likewise.
10051 (rs6000_expand_ternop_builtin): Likewise.
10052 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
10053 (altivec_expand_st_builtin): Likewise.
10054 (altivec_expand_dst_builtin): Likewise.
10055 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
10056 arglist. Use new CALL_EXPR accessors. Fix callers.
10057 (altivec_expand_vec_set_builtin): Likewise.
10058 (altivec_expand_vec_ext_builtin): Likewise.
10059 (altivec_expand_builtin): Use new CALL_EXPR accessors.
10060 (spe_expand_builtin): Likewise.
10061 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
10062 arglist. Use new CALL_EXPR accessors. Fix callers.
10063 (spe_expand_evsel_builtin): Likewise.
10064 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
10065 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
10067 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
10068 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10069 (arm_expand_unop_builtin): Likewise.
10070 (arm_expand_builtin): Use new CALL_EXPR accessors.
10072 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
10075 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
10076 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
10077 (bfin_expand_unop_builtin): Likewise.
10078 (bfin_expand_builtin): Use new CALL_EXPR accessors.
10080 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
10081 Brooks Moses <brooks.moses@codesourcery.com>
10082 Lee Millward <lee.millward@codesourcery.com>
10084 * c-semantics.c (build_stmt): Add internal diagnostic check.
10086 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
10087 accessors. Print arguments explicitly instead of as a list.
10089 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
10091 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
10092 (c_finish_omp_flish): Likewise.
10094 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
10095 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
10096 instead of TREE_CODE_LENGTH.
10097 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
10098 (c_warn_unused_result): Likewise.
10100 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10103 * doc/invoke.texi (Warning Options): Remove
10104 -Werror-implicit-function-declaration.
10105 (Wimplicit-function-declaration): Update description.
10106 * opts.c (common_handle_option): Move handling of -Werror=* to...
10107 (enable_warning_as_error): ...here.
10108 * opts.h (enable_warning_as_error): Declare.
10109 * c-decl.c (implicit_decl_warning): Unless
10110 -Wno-implicit-function-declaration is given, emit a pedwarn if
10111 -std=c99 or emit a warning if -Wimplicit-function-declaration.
10112 * c.opt (Wimplicit-function-declaration): Replace
10113 mesg_implicit_function_declaration with
10114 warn_implicit_function_declaration.
10115 * c-opts.c (c_common_handle_option):
10116 -Werror-implicit-function-declaration is exactly equal as
10117 -Werror=implicit-function-declaration.
10118 (set_Wimplicit): Replace mesg_implicit_function_declaration with
10119 warn_implicit_function_declaration.
10120 (c_common_post_options): -Wimplict-function-declaration is enabled
10121 by default by -std=c99, otherwise is disabled by default.
10122 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
10124 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10126 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
10127 DECL on the rhs to a DECL on the lhs for debug info purposes if the
10128 former is ignored but not the latter.
10130 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
10132 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
10133 is made and the reference doesn't use the alias set of its type,
10134 do not create the temporary using that type.
10136 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
10138 * jump.c: Remove prototypes for delete_computation and
10139 delete_prior_computation.
10141 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10143 * jump.c (get_label_after): Delete.
10144 (get_label_before, delete_computation, delete_jump,
10145 delete_prior_computation, follow_jumps): Move...
10146 * reorg.c (delete_computation, delete_prior_computation): ... here...
10147 (get_label_before, delete_jump): ... making these static ...
10148 (follow_jumps): ... and simplifying this since it only runs after
10150 * rtl.h (get_label_after, get_label_before, delete_jump,
10151 follow_jumps): Delete prototypes.
10153 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
10155 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
10157 2007-02-15 Nick Clifton <nickc@redhat.com>
10159 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
10160 order to prevent it from being munged by the target.
10162 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
10164 * config/i386/i386.md: Remove misleading comment.
10166 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10168 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
10169 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
10172 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10174 * tree-sra.c (instantiate_missing_elements): Canonicalize
10176 (sra_build_assignment): New.
10177 (generate_copy_inout, generate_element_copy,
10178 generate_element_zero, generate_one_element_init): Use it.
10180 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10182 * tree-sra.c (instantiate_missing_elements): Canonicalize
10184 (sra_build_assignment): New.
10185 (generate_copy_inout, generate_element_copy,
10186 generate_element_zero, generate_one_element_init): Use it.
10188 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
10190 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
10193 2007-02-14 Joseph Myers <joseph@codesourcery.com>
10195 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
10196 types as aggregates not scalars.
10197 * function.c (assign_stack_temp_for_type): Likewise.
10199 2007-02-14 Roger Sayle <roger@eyesopen.com>
10200 Zdenek Dvorak <dvorakz@suse.cz>
10202 * tree-dump.c (dump_switch_p_1): Require exact match of the option
10205 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
10207 * passes.c (next_pass_1): Clear the next field of the copied
10210 2007-02-14 Richard Henderson <rth@redhat.com>
10212 * tree-sra.c (early_sra): New.
10213 (decl_can_be_decomposed_p): Deny va_list if early_sra.
10214 (tree_sra_early, pass_sra_early): New.
10215 * tree-pass.h (pass_sra_early): Declare.
10216 * passes.c (init_optimization_passes): Use it.
10218 2007-02-14 Richard Guenther <rguenther@suse.de>
10220 * flags.h (issue_strict_overflow_warning): Convert to a macro.
10222 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
10224 PR tree-optimization/30771
10225 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
10227 (vect_analyze_operations): Induction phis can now be marked as
10229 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
10230 Update documentation accordingly.
10232 2007-02-14 Nick Clifton <nickc@redhat.com>
10234 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
10235 most 3 arguments are supported.
10236 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
10238 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
10240 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
10241 Ensure dst->current is valid.
10243 2007-02-13 Paul Brook <paul@codesourcery.com>
10245 * config.gcc: Add arm*-*-uclinux-*eabi.
10246 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
10247 (SUBTARGET_EXTRA_LINK_SPEC): Define.
10248 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
10249 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
10250 (LINK_SPEC): Define.
10251 (LIB_SPEC): Define.
10252 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
10254 * config/arm/uclinux-eabi.h: New file.
10255 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
10256 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
10259 2007-02-13 Ian Lance Taylor <iant@google.com>
10261 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
10262 * flags.h (warn_strict_overflow): Declare.
10263 (enum warn_strict_overflow_code): Define.
10264 (issue_strict_overflow_warning): New static inline function.
10265 * opts.c (warn_strict_overflow): New variable.
10266 (common_handle_option): Handle OPT_Wstrict_overflow and
10267 OPT_Wstrict_overflow_.
10268 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
10270 * fold-const.c: Include intl.h.
10271 (fold_deferring_overflow_warnings): New static variable.
10272 (fold_deferred_overflow_warning): New static variable.
10273 (fold_deferred_overflow_code): New static variable.
10274 (fold_defer_overflow_warnings): New function.
10275 (fold_undefer_overflow_warnings): New function.
10276 (fold_undefer_and_ignore_overflow_warnings): New function.
10277 (fold_deferring_overflow_warnings_p): New function.
10278 (fold_overflow_warning): New static function.
10279 (make_range): Add strict_overflow_p parameter. Change all
10281 (extract_muldiv, extract_muldiv_1): Likewise.
10282 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
10283 tree_expr_nonnegative_p.
10284 (fold_negate_expr): Call fold_overflow_warning.
10285 (fold_range_test): Likewise.
10286 (fold_comparison): Likewise.
10287 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
10288 instead of tree_expr_nonnegative_p.
10289 (tree_expr_nonnegative_warnv_p): Rename from
10290 tree_expr_nonnegative_p, add strict_overflow_p parameter.
10291 (tree_expr_nonnegative_p): New function.
10292 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
10293 strict_overflow_p parameter.
10294 (tree_expr_nonzero_p): New function.
10295 * passes.c (verify_interpass_invariants): New static function.
10296 (execute_one_pass): Call it.
10297 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
10299 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
10300 (estimate_numbers_of_iterations): Likewise.
10301 (scev_probably_wraps_p): Likewise.
10302 * tree-ssa-ccp.c: Include "toplev.h".
10303 (evaluate_stmt): Defer fold overflow warnings until we know we are
10305 (struct fold_stmt_r_data): Add stmt field.
10306 (fold_stmt_r): Defer fold overflow warnings until we know we
10308 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
10309 (fold_stmt_inplace): Likewise.
10310 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
10311 (cleanup_control_expr_graph): Defer fold overflow warnings until
10312 we know we are going to optimize.
10313 * tree-cfg.c (fold_cond_expr_cond): Likewise.
10314 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
10316 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
10317 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
10318 * tree-ssa-loop-manip.c (create_iv): Likewise.
10319 * c-typeck.c (build_conditional_expr): Likewise.
10320 (build_binary_op): Likewise.
10321 * tree-vrp.c (vrp_expr_computes_nonzero): Call
10322 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
10323 (extract_range_from_unary_expr): Likewise.
10324 * simplify-rtx.c (simplify_const_relational_operation): Warn when
10325 assuming that signed overflow does not occur.
10326 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
10327 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
10328 (fold_defer_overflow_warnings): Declare.
10329 (fold_undefer_overflow_warnings): Declare.
10330 (fold_undefer_and_ignore_overflow_warnings): Declare.
10331 (fold_deferring_overflow_warnings_p): Declare.
10332 (tree_expr_nonzero_warnv_p): Declare.
10333 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
10334 of warning options.
10335 (Warning Options): Document -Wstrict-overflow.
10336 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
10337 (tree-ssa-ccp.o): Likewise.
10338 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
10339 (fold-const.o): Depend on intl.h.
10341 2007-02-13 Ian Lance Taylor <iant@google.com>
10343 PR middle-end/30751
10344 * lower-subreg.c (resolve_simple_move): Decompose subregs in
10347 2007-02-13 Stuart Hastings <stuart@apple.com>
10349 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
10351 2007-02-13 Richard Henderson <rth@redhat.com>
10353 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
10354 handled_component_p before looking for the indirect_ref.
10356 2007-02-13 Richard Henderson <rth@redhat.com>
10358 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
10359 remove flags clobber.
10360 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
10361 (bswaphi_lowpart): New.
10362 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
10363 remove TARGET_BSWAP test. Delete expander of the same name.
10365 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
10366 (expand_unop): Use them.
10368 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
10370 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
10371 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
10372 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
10373 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
10374 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
10375 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
10376 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
10377 assembler dialect choice from asm templates.
10379 2007-02-12 Richard Henderson <rth@redhat.com>
10381 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
10382 (fixuns_trunc<SSEMODEF>si2): Use it.
10383 * config/i386/sse.md (vec_setv4sf_0): Export.
10384 * config/i386/i386.c (ix86_build_const_vector): Export.
10385 (ix86_split_convert_uns_si_sse): Rename from
10386 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
10387 * config/i386/i386-protos.h: Update.
10389 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10392 * c-typeck.c (c_finish_return): Improve warning message.
10394 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10396 * alias.c (find_symbolic_term): Delete unused function.
10398 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
10400 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
10401 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
10402 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
10404 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10406 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
10407 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
10408 the function, temporarily point the debug interface to the null one.
10410 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
10412 * dwarf2out.c (round_up_to_align): New static function.
10413 (field_byte_offset): Use it to round the offset.
10415 2007-02-12 Richard Henderson <rth@redhat.com>
10417 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
10418 (inswl_const): Export.
10420 2007-02-12 Richard Henderson <rth@redhat.com>
10422 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
10423 result mode of the libcall, convert back to outmode.
10425 2007-02-12 Roger Sayle <roger@eyesopen.com>
10427 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
10428 (bswapdi2): New define_expand to implement 32-bit implementation.
10430 2007-02-12 Nick Clifton <nickc@redhat.com>
10432 * doc/invoke.texi (Overall Options): Document --help=.
10433 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
10434 (cc1_options): Pass --help= on to cc1.
10435 (display_help): Add description of --help=.
10436 (process_command): Add code to handle --help=. Allow translated
10437 --help and --target-help switches to be passed on to compiler
10439 (main): Remove unused if statement.
10440 * opts.c (columns): Remove.
10441 (LEFT_COLUMN): Define.
10442 (wrap_help): Add columns argument.
10443 (print_filtered_help): Change parameters to be an include bitmask,
10444 an exclude bitmask, an any bitmask and the column width. Move the
10445 code to display the params list here. Add code to display the
10446 status of options rather than their descriptions if the quiet flag
10448 (print_specific_help): Change parameters to be an include bitmask,
10449 an exclude bitmask and an any bitmask. Move code to look up the
10450 column width here. Decide upon the title for an options listing.
10451 (common_handle_options): Add code to handle --help=. Adapt code
10452 for --help and --target-help to use the revised form of the
10453 print_specific_help function.
10454 (print_help): Delete.
10455 (print_param_help): Delete.
10456 (print_switch): Delete.
10457 * opts.h (cl_lang_count): Add prototype.
10458 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
10459 CL_MAX_OPTION_CLASS): New defines.
10460 * optc-gen.awk: Add construction of cl_lang_count.
10461 * c.opt: Add Warning attribute to warning options and Optimization
10462 attribute to optimization options.
10463 * common.opt: Likewise.
10465 Add -fhelp and -ftarget-help as aliases for the transformed --help
10466 and --target-help options.
10467 * opt-functions.awk: Add code to handle Warning and Optimization
10470 2007-02-12 Richard Henderson <rth@redhat.com>
10472 * config/alpha/constraints.md: New file.
10473 * config/alpha/alpha.c: Include tm-constrs.h.
10474 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
10475 alpha_extra_constraint): Remove.
10476 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
10477 * config/alpha/alpha-protos.h: Update.
10478 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
10479 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
10480 (EXTRA_CONSTRAINT): Remove.
10481 * config/alpha/alpha.md: Include constraints.md.
10482 (adddi splitter): Use satisfies_constraint_*.
10483 * config/alpha/predicates.md (add_operand): Likewise.
10484 (sext_add_operand, addition_operation): Likewise.
10486 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
10488 PR tree-optimization/29145
10489 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
10490 in our handling of restrict qualified pointers.
10492 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10495 * doc/invoke.texi (Wunused-value): Update description.
10496 (Wextra): Delete item.
10497 * opts.c (set_Wextra): Don't use the value of Wextra to set the
10498 value of Wunused-value.
10499 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
10500 (c_finish_stmt_expr): Don't check extra_warnings.
10501 (emit_side_effect_warnings): The caller is responsible to check
10504 2007-02-11 Roger Sayle <roger@eyesopen.com>
10505 Matt Thomas <matt@3am-software.com>
10507 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
10509 2007-02-11 Roger Sayle <roger@eyesopen.com>
10511 * simplify-rtx.c (simplify_relational_operation_1): Optimize
10512 comparisons of POPCOUNT against zero.
10513 (simplify_const_relational_operation): Likewise.
10515 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10517 * doc/invoke.texi (Wextra): Delete outdated paragraph.
10519 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10521 * dwarf2out.c (root_type): Delete unused function.
10523 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10525 * genattrtab.c (contained_in_p): Delete unused function.
10526 (write_expr_attr_cache): Likewise.
10528 2007-02-11 Jan Hubicka <jh@suse.cz>
10530 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
10533 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
10535 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
10536 to add the REG_EQ* note.
10537 * see.c (see_merge_one_use_extension): Likewise.
10538 * local-alloc.c (update_equiv_regs): Likewise. Also don't
10539 turn REG_EQUAL notes into REG_EQUIV notes if the target
10540 register may have more than one set.
10541 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
10542 * gcse.c (try_replace_reg): Likewise.
10543 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
10544 * calls.c (fixup_tail_calls): Likewise. Abort if there is
10545 more than one REG_EQUIV note.
10546 * reload1.c (gen_reload): Use set_unique_reg_note.
10548 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
10550 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
10551 (ix86_builtin_conversion): New function.
10553 2007-02-06 Mark Mitchell <mark@codesourcery.com>
10556 * tree.h (DECL_REPLACEABLE_P): New macro.
10557 * except.c (set_nothrow_function_flags): Likewise.
10559 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
10560 Ira Rosen <irar@il.ibm.com>
10561 Dorit Nuzman <dorit@il.ibm.com>
10563 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
10564 * targhooks.c (default_builtin_vectorized_conversion): New.
10565 * targhooks.h (default_builtin_vectorized_function): New declaration.
10566 * target.h (struct vectorize): Add builtin_conversion field.
10567 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
10568 stmt_vec_info_type value.
10569 (vectorizable_conversion): New declaration.
10570 * tree-vect-analyze.c (vect_analyze_operations): Add
10571 vectorizable_conversion call.
10572 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
10573 * tree-vect-transform.c (vectorizable_conversion): New function.
10574 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
10575 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
10577 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
10578 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
10579 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
10580 or ALTIVEC_BUILTIN_VCFSX.
10582 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10585 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
10586 CONST_DOUBLE and operand 0 is a hard register.
10587 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
10588 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
10589 is a hard floating-point register.
10591 2007-02-10 Richard Henderson <rth@redhat.com>
10592 Jakub Jelinek <jakub@redhat.com>
10593 Alexandre Oliva <aoliva@redhat.com>
10595 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
10596 * builtin-types.def (BT_WORD): Make unsigned.
10597 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
10598 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
10599 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
10600 * c-decl.c (grokdeclarator): Don't error if !have_tls.
10601 * c-parser.c (c_parser_omp_threadprivate): Likewise.
10602 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
10604 * expr.c (emutls_var_address): New.
10605 (expand_expr_real_1): Expand emulated tls.
10606 (expand_expr_addr_expr_1): Likewise.
10607 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
10608 * output.h (emutls_finish): Declare.
10609 * toplev.c (compile_file): Call it.
10610 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
10611 address before wrapping in CONST.
10612 * varasm.c (emutls_htab, emutls_object_type): New.
10613 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
10614 (get_emutls_object_name, get_emutls_object_type): New.
10615 (get_emutls_init_templ_addr, emutls_decl): New.
10616 (emutls_common_1, emutls_finish): New.
10617 (assemble_variable): When emulating tls, swap decls; generate
10618 constructor for the emutls objects.
10619 (do_assemble_alias): When emulating tls, swap decl and target name.
10620 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
10622 * varpool.c (decide_is_variable_needed): Look at force_output.
10623 Recurse for emulated tls.
10624 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
10625 with decide_is_variable_needed.
10626 * emutls.c: New file.
10627 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
10628 tls_object for real tls.
10630 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
10632 PR rtl-optimization/29599
10633 * reload1.c (eliminate_regs_in_insn): Take the destination
10634 mode into account when computing the offset.
10636 2007-02-09 Stuart Hastings <stuart@apple.com>
10637 Richard Henderson <rth@redhat.com>
10639 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10640 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
10641 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
10642 fixuns_truncdfhi2): New.
10643 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
10644 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
10645 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
10646 (floatunssidf2): Allow nonimmediate source.
10647 * config/i386/sse.md (movdi_to_sse): New.
10648 (vec_concatv2di): Drop '*'.
10649 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
10650 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10651 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
10653 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
10654 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
10655 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
10656 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
10657 (ix86_build_signbit_mask): Fix decl of v, refactor to call
10658 ix86_build_const_vector.
10659 (x86_emit_floatuns): Rewrite.
10661 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10663 * genautomata.c (longest_path_length): Delete unused function.
10664 (struct state): Delete unused longest_path_length.
10665 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
10666 (get_free_state): Delete unused.
10668 2007-02-09 Jan Hubicka <jh@suse.cz>
10670 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
10671 * doc/invoke.texi (inline-unit-growth): Update default value.
10673 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
10674 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
10675 (rebuild_cgraph_edges): Likewise.
10676 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
10677 (dump_cgraph_node): Dump frequencies.
10678 (cgraph_clone_edge): Add frequency scales.
10679 (cgraph_clone_node): Add freuqnecy.
10680 * cgraph.h (cgraph_edge): Add freuqnecy argument.
10681 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
10682 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
10683 * tree-pass.h (TODO_rebuild_frequencies): New constant.
10684 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
10685 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
10686 (save_inline_function_body): Likewise.
10687 * ipa-inline.c: inluce rtl.h
10688 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
10689 (cgraph_edge_badness): Use frequencies.
10690 (cgraph_decide_recursive_inlining): Update clonning.
10691 (cgraph_decide_inlining_of_small_function): Dump frequency.
10692 * predict.c (estimate_bb_frequencies): Export.
10693 * predict.h (estimate_bb_frequencies): Declare.
10694 * tree-inline.c (copy_bb): Watch overflows.
10695 (expand_call_inline): Update call of cgraph_create_edge.
10696 (optimize_inline_calls): Use TODO flags to update frequnecies.
10697 * passes.h: Include predict.h
10698 (init_optimization_passes): Move profile ahead.
10699 (execute_function_todo): Handle TODO_rebuild_frequencies.
10701 2007-02-09 Roger Sayle <roger@eyesopen.com>
10703 * config/alpha/alpha.c (emit_insxl): Force the first operand of
10704 the insbl or inswl pattern into a register.
10706 2007-02-09 Roger Sayle <roger@eyesopen.com>
10708 * config/ia64/ia64.md (bswapdi2): New define_insn.
10710 2007-02-09 Richard Henderson <rth@redhat.com>
10712 * config/i386/constraints.md (Ym): New constraint.
10713 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
10714 (movdi_1_rex64): Split sse and xmm general register moves from
10715 memory move alternatives. Use conditional register constraints.
10716 (movsf_1, movdf_integer): Likewise.
10717 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10718 (movdf_integer_rex64): New.
10719 (pushsf_rex64): Fix output constraints.
10720 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
10721 (sse2_stored): Likewise.
10722 (sse2_storeq_rex64): New.
10723 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
10724 amd and not generic.
10725 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
10726 for optimize_size. Remove SF/DFmode hack.
10728 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
10730 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
10733 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
10734 Richard Sandiford <richard@codesourcery.com>
10736 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
10737 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
10738 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
10739 m68k/t-mlib to tmake_file.
10740 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
10741 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
10742 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
10743 Allow it to be cf or m68k. Set m68k_arch_family. If that
10744 variable is not empty, add t-$m68k_arch_family to tmake_file.
10745 Add t-mlibs to tmake_file.
10746 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
10747 * config/m68k/t-cf: New file.
10748 * config/m68k/t-m68k: Likewise.
10749 * config/m68k/t-mlibs: Likewise.
10750 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10751 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10752 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10753 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10754 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
10756 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
10757 (INSTALL_LIBGCC): Delete.
10758 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
10759 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10760 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10761 (M68K_MLIB_CPU): Define.
10762 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
10763 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
10764 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
10766 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10767 Richard Guenther <rguenther@suse.de>
10769 PR middle-end/23361
10770 * fold-const.c (fold_comparison): Handle obfuscated comparisons
10771 against INT_MIN/INT_MAX.
10772 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
10773 file if a loop is removed.
10775 2007-02-09 Joseph Myers <joseph@codesourcery.com>
10777 * calls.c (store_one_arg): Pass correct alignment to
10778 emit_push_insn for non-BLKmode values.
10779 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
10780 unaligned stack slot via a suitably aligned slot.
10782 2007-02-08 DJ Delorie <dj@redhat.com>
10784 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
10786 (legal_subregs): Use unsigned char, make const.
10787 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
10789 2007-02-08 Paul Brook <paul@codesourcery.com>
10791 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
10792 special interworking needed.
10794 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
10796 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
10797 conditional to __SSE2__.
10798 (Entries below should have been added to first ChangeLog
10799 entry for amdfam10 dated 2007-02-05)
10800 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
10802 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
10804 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
10807 2007-02-08 DJ Delorie <dj@redhat.com>
10809 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
10810 * config/m32c/m32c.c (legal_subregs): New.
10811 (m32c_illegal_subreg_p): New.
10812 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
10813 unsupported subregs of hard regs.
10815 2007-02-08 Jan Hubicka <jh@suse.cz>
10817 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
10818 the same one; always update histograms.
10820 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10822 * passes.c (init_optimization_passes): Tidy comment.
10824 2007-02-08 Roger Sayle <roger@eyesopen.com>
10826 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
10827 strip zero_extend, bswap and rotates from POCOUNT's argument.
10828 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
10829 zero_extend and rotates from PARITY's argument.
10830 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
10831 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
10832 of an integer constant at compile-time.
10834 2007-02-08 Diego Novillo <dnovillo@redhat.com>
10837 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
10839 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
10842 * tree-ssa-live.c (remove_unused_locals): Do not remove
10843 TREE_ADDRESSABLE variables.
10844 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
10845 * tree-ssa-operands.c (add_virtual_operand): Remove argument
10846 FOR_CLOBBER. Update all users.
10847 If VAR has an associated alias set, add a virtual operand for
10848 it if no alias is found to conflict with the memory reference.
10850 2007-02-07 Jan Hubicka <jh@suse.cz>
10851 Robert Kidd <rkidd@crhc.uiuc.edu>
10853 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
10855 2007-02-07 Ian Lance Taylor <iant@google.com>
10857 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
10859 2007-02-07 Roger Sayle <roger@eyesopen.com>
10861 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
10862 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
10863 tablejumpdi, movsi_to_cr_one): Remove constraints from
10864 define_expand's match_operands.
10866 2007-02-07 Roger Sayle <roger@eyesopen.com>
10868 * global.c (compute_regsets): Move declatation of "i" inside of
10869 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
10871 2007-02-07 Jakub Jelinek <jakub@redhat.com>
10874 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
10875 of INDIRECT_REF <RESULT_DECL>.
10877 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
10879 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
10880 Kaz Kojima <kkojima@gcc.gnu.org>
10883 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
10885 (sh_initialize_trampoline): Add parentheses to avoid a warning.
10887 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10889 * doc/loop.texi: Document possibility not to perform disambiguation
10890 of loops with multiple latches.
10891 * cfgloopmanip.c (alp_enum_p): Removed.
10892 (add_loop): Handle subloops. Use get_loop_body_with_size.
10893 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
10894 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
10895 the new forwarder block.
10896 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
10897 Handle the case latch is NULL.
10898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
10899 when marking loop exits.
10900 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
10902 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
10903 disambiguate_loops_with_multiple_latches.
10904 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
10905 before fix_loop_structure.
10906 * cfgloop.c: Include pointer-set.h and output.h.
10907 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
10908 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
10909 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
10910 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
10911 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
10912 disambiguate_multiple_latches, get_loop_body_with_size,
10913 disambiguate_loops_with_multiple_latches): New functions.
10914 (flow_loop_dump): Dump multiple latch edges.
10915 (flow_loop_nodes_find): Handle loops with multiple latches.
10916 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
10917 (glb_enum_p): Modified.
10918 (get_loop_body): Use get_loop_body_with_size.
10919 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
10920 (AVOID_CFG_MODIFICATIONS): New constant.
10921 (disambiguate_loops_with_multiple_latches, add_loop,
10922 get_loop_body_with_size): Declare.
10923 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10925 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10927 PR inline-asm/28686
10928 * global.c (compute_regsets): New function.
10929 (global_alloc): Refactored ELIMINABLE_REGSET
10930 and NO_GLOBAL_ALLOC_REGS computation out.
10931 (rest_of_handle_global_alloc): Call compute_regsets()
10932 for non-optimizing case.
10934 2007-02-06 Richard Henderson <rth@redhat.com>
10936 * config/i386/constraints.md (Y2): Rename from Y.
10937 (Yi): New constraint.
10938 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10939 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10940 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10941 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10942 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10943 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10944 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10945 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10946 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10947 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10948 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10949 vec_extractv2si_1): Change Y constraints to Y2.
10950 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10951 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10952 Change Y constraints to Y2.
10953 (sse2_loadld): Change Y constraints to x.
10955 2007-02-06 Roger Sayle <roger@eyesopen.com>
10957 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10958 (parity<mode>2): New define_expand using rs6000_emit_parity.
10959 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10960 rs6000_emit_parity): New functions.
10961 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10962 rs6000_emit_parity): Prototype here.
10964 2007-02-06 Ian Lance Taylor <iant@google.com>
10966 * lower-subreg.c (simple_move_operand): Reject CONST.
10967 (resolve_clobber): Call validate_change rather than directly
10968 assigning to XEXP (pat, 0).
10970 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10972 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10973 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10974 (tree-cfg.o): Remove hashtab.h dependency.
10976 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10977 (struct ivopts_data): Change niters to pointer_map_t.
10978 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10979 (niter_for_exit): Create pointer_map on demand. Change for
10981 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10982 (free_loop_data): Destroy data->niters if created and reset field.
10983 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10984 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10986 * tree-ssa-reassoc.c: Include pointer-set.h.
10987 (bb_rank): Change to long *.
10988 (operand_rank): Change to pointer_map_t.
10989 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10990 (insert_operand_rank): Accept long.
10991 (operand_entry_hash, operand_entry_eq): Remove.
10992 (get_rank): Return long. Adjust for changes above.
10993 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10995 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10997 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10998 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10999 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
11001 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
11002 directly since it cannot be NULL.
11003 (get_vi_for_tree): Rewrite for pointer_map API.
11004 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
11005 (init_alias_vars): Create vi_for_tree as pointer_map.
11006 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
11008 * tree-cfg.c: Don't include hashtab.h.
11009 (edge_to_cases): Declare as pointer_map.
11010 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
11012 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
11013 (start_recording_case_labels): Create edge_to_cases as pointer_map.
11014 (end_recoding_case_labels): Cleanup edge_to_cases manually before
11016 (record_switch_edge): Delete.
11017 (get_cases_for_edge): Adjust for pointer_map API, inline
11018 record_switch_edge (rewritten for new API), remove goto.
11020 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
11022 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
11023 * tree-nested.c: Include pointer-set.h.
11024 (var_map_elt, var_map_eq, var_map_hash): Delete.
11025 (struct nesting_info): Remove GTY marker. Change the two htab_t's
11026 to pointer_map_t's.
11027 (nesting_info_bitmap_obstack): New.
11028 (lookup_field_for_decl): Adjust for pointer_map API.
11029 (lookup_tramp_for_decl): Adjust for pointer_map API.
11030 (get_nonlocal_debug_decl): Adjust for pointer_map API.
11031 (get_local_debug_decl): Adjust for pointer_map API.
11032 (convert_nl_goto_reference): Adjust for pointer_map API.
11033 (convert_nl_goto_receiver): Adjust for pointer_map API.
11034 (create_nesting_tree): Create outside GGC space. Create bitmap on
11035 the new obstack. Create field_map and var_map as pointer_maps.
11036 (free_nesting_tree): Adjust for changes to create_nesting_tree.
11038 (lower_nested_functions): Move root here, no need to NULL it.
11039 Initialize and release the obstack.
11041 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
11043 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
11044 Remove prototypes and make them non-static.
11045 (struct tree_int_map): Remove.
11046 * tree.h (struct tree_int_map): Move here, turning TO into an
11048 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
11050 * tree.h (TREE_COMPLEXITY): Remove.
11051 (struct tree_exp): Remove complexity field.
11052 * tree.c (build1_stat): Don't set it.
11054 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
11055 Victor Kaplansky <victork@il.ibm.com>
11057 * tree-vectorizer.c (vect_is_simple_use): Support induction.
11058 (vect_is_simple_reduction): Support reduction with induction as
11059 one of the operands.
11060 (vect_is_simple_iv_evolution): Fix formatting.
11061 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
11062 formatting. Don't mark induction phis for vectorization.
11063 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
11064 * tree-vect-transform.c (get_initial_def_for_induction): New function.
11065 (vect_get_vec_def_for_operand): Support induction.
11066 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
11068 (vectorizable_reduction): Support reduction with induction as one of
11070 (vectorizable_type_demotion): Use def-type of stmt argument rather
11071 than dummy def-type.
11073 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
11074 flag_tree_scev_cprop.
11075 * common.opt (tree-scev-cprop): New flag.
11077 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
11078 call to vect_get_new_vect_var.
11080 2007-02-06 Ira Rosen <irar@il.ibm.com>
11082 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
11083 vectype is not NULL.
11084 (vect_pattern_recog_1): Likewise.
11086 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11088 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
11089 (fold_negate_expr): Likewise.
11091 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
11094 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
11095 even if cv-qualification is the same.
11097 2007-02-05 Geoffrey Keating <geoffk@apple.com>
11099 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
11100 __enable_execute_stack on completion.
11102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11104 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
11105 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
11106 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
11107 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
11108 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
11109 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
11110 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
11111 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
11113 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11115 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
11116 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
11117 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
11118 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
11119 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
11120 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
11121 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
11122 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
11123 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
11124 umuldi3_highpart_rex64, umulsi3_highpart_insn,
11125 umulsi3_highpart_zext, smuldi3_highpart_rex64,
11126 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
11127 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
11128 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
11129 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
11130 sqrtextenddfxf2_i387): Added amdfam10_decode.
11132 * config/i386/athlon.md (athlon_idirect_amdfam10,
11133 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
11134 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
11135 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
11136 athlon_ivector_store_amdfam10): New define_insn_reservation.
11137 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
11140 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11142 * config/i386/athlon.md (athlon_call_amdfam10,
11143 athlon_pop_amdfam10, athlon_lea_amdfam10): New
11144 define_insn_reservation.
11145 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
11146 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
11147 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
11149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11151 * config/i386/athlon.md (athlon_sseld_amdfam10,
11152 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
11153 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
11155 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11157 * config/i386/athlon.md (athlon_sseins_amdfam10): New
11158 define_insn_reservation.
11159 * config/i386/i386.md (sseins): Added sseins to define_attr type
11160 and define_attr unit.
11161 * config/i386/sse.md: Set type attribute to sseins for insertq
11164 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11166 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
11167 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
11168 ssecomi_load_amdfam10, ssecomi_amdfam10,
11169 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
11170 define_insn_reservation.
11171 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
11173 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11175 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
11176 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
11177 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
11178 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
11179 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
11180 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
11181 define_insn_reservation.
11183 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
11184 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
11185 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
11186 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
11187 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
11189 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11191 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
11192 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
11193 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
11194 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
11195 athlon_ssemul_load_k8): Added amdfam10.
11197 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11199 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
11200 (x86_sse_unaligned_move_optimal): New variable.
11202 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
11204 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
11205 for unaligned vector SSE double/single precision loads for AMDFAM10.
11207 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11209 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
11210 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
11211 Define TARGET_CPU_DEFAULT_amdfam10.
11212 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
11213 (processor_type): Add PROCESSOR_AMDFAM10.
11215 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
11216 processor_type in config/i386/i386.h.
11217 Enable imul peepholes for TARGET_AMDFAM10.
11219 * config.gcc: Add support for --with-cpu option for amdfam10.
11221 * config/i386/i386.c (amdfam10_cost): New variable.
11222 (m_AMDFAM10): New macro.
11223 (m_ATHLON_K8_AMDFAM10): New macro.
11224 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
11225 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
11226 x86_promote_QImode, x86_integer_DFmode_moves,
11227 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11228 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
11229 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
11230 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
11231 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
11232 Enable/disable for amdfam10.
11233 (override_options): Add amdfam10_cost to processor_target_table.
11234 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
11235 processor_alias_table.
11236 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
11237 (ix86_adjust_cost): Add code for amdfam10.
11239 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
11241 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
11242 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
11243 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
11244 * config/i386/i386.h: Add builtin definition for SSE4A.
11245 * config/i386/i386.md: Add support for ABM instructions
11246 (popcnt and lzcnt).
11247 * config/i386/sse.md: Add support for SSE4A instructions
11248 (movntss, movntsd, extrq, insertq).
11249 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
11250 Add -march=amdfam10 flag.
11251 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
11252 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
11254 * doc/extend.texi: Add documentation for SSE4A builtins.
11256 2007-02-05 Bob Wilson <bob.wilson@acm.org>
11258 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
11260 2007-02-05 Richard Guenther <rguenther@suse.de>
11262 * tree-vectorizer.h (vectorizable_function): Add argument type
11263 argument, change return type.
11264 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
11265 * tree-vect-transform.c (vectorizable_function): Handle extra
11266 argument, return vectorized function decl.
11267 (build_vectorized_function_call): Remove.
11268 (vectorizable_call): Handle calls with result and argument types
11269 differing. Handle loop vectorization factor correctly.
11270 * targhooks.c (default_builtin_vectorized_function): Adjust for
11272 * targhooks.h (default_builtin_vectorized_function): Likewise.
11273 * target.h (builtin_vectorized_function): Add argument type
11275 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
11276 extra argument, allow vectorizing of lrintf.
11277 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
11278 documentation of target hook.
11280 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
11283 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
11284 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
11285 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
11287 2007-02-05 Roger Sayle <roger@eyesopen.com>
11289 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
11290 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
11291 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
11292 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
11293 before canonicalizing sincos to cexpi.
11294 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
11296 2007-02-05 Roger Sayle <roger@eyesopen.com>
11298 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
11299 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
11300 (alpha_init_builtins): Use alpha_add_builtins to process tables.
11302 2007-02-05 Roger Sayle <roger@eyesopen.com>
11304 * mips-tfile.c (initialize_init_file): Correct endianness test.
11306 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
11308 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
11309 the 'y' constraint.
11311 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11313 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
11314 saves in a PARALLEL before the register assignments.
11316 2007-02-05 Richard Sandiford <richard@codesourcery.com>
11318 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
11319 DWARF_FRAME_RETURN_COLUMN to be a general register.
11320 * dwarf2out.c (init_return_column_size): New function, split from...
11321 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
11322 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
11323 to be nongeneral registers.
11324 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
11326 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
11327 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
11329 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11331 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
11333 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
11335 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
11336 (remove_path): Use can_remove_branch_p and remove_branch instead
11337 of loop_delete_branch_edge.
11338 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
11339 (tree_transform_and_unroll_loop): Remove dead branches immediately.
11340 Update profile using scale_dominated_blocks_in_loop.
11341 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
11342 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
11343 (can_remove_branch_p, remove_branch): Declare.
11344 * tree-cfg.c (tree_can_remove_branch_p): New function.
11345 (tree_cfg_hooks): Add tree_can_remove_branch_p.
11346 * cfgrtl.c (rtl_can_remove_branch_p): New function.
11347 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
11349 2007-02-05 Jan Hubicka <jh@suse.cz>
11351 PR middle-end/30696
11352 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
11353 nodes in cgraph, don't remove offline copy of the function.
11355 2007-02-04 Jan Hubicka <jh@suse.cz>
11357 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
11358 vectors might cause maybe_lookup_element_for_expr to be called
11359 on non-sra-candidate.
11361 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11363 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
11364 config/bfin/bfin.md, config/bfin/predicates.md: Follow
11365 spelling conventions.
11367 2007-02-04 Richard Guenther <rguenther@suse.de>
11369 PR middle-end/30636
11370 * fold-const.c (try_move_mult_to_index): Make sure to not
11371 overflow one dimension of a multi-dimensional array access.
11373 2007-02-04 Jan Hubicka <jh@suse.cz>
11375 * passes.c (init_optimization_passes): Reindent.
11377 2007-02-04 Jan Hubicka <jh@suse.cz>
11378 Eric Botcazou <ebotcazou@adacore.com>
11380 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
11381 (execute_fixup_cfg): Break out the abnormal goto code.
11382 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
11383 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
11384 (optimize_inline_calls): Call make_nonlocal_label_edges.
11386 2007-02-04 Jan Hubicka <jh@suse.cz>
11388 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
11389 true when something was changed.
11390 (rename_ssa_copies): When something was changed, do
11391 TODO_remove_unused_locals.
11392 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
11393 add TODO_remove_unused_locals when instruction was removed.
11395 2007-02-04 Jan Hubicka <jh@suse.cz>
11397 * ipa-inline.c (try_inline): Improve debug output; work on already
11399 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
11400 call try_inline for already inlined edges too when flattening;
11401 inline also functions that make callee growth but overall unit size
11404 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11406 * config/m32c/bitops.md, config/m32c/jump.md,
11407 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
11408 config/m32r/m32r.h, config/m32r/m32r.md,
11409 config/m32r/predicates.md, config/m68hc11/larith.asm,
11410 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
11411 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
11412 config/mips/mips-protos.h, config/mips/mips.c,
11413 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
11414 config/mn10300/mn10300.h, config/mn10300/predicates.md,
11415 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
11416 spelling conventions.
11418 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
11419 Follow spelling conventions.
11421 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
11423 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
11424 warn about C++0x compatibility.
11426 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
11428 * config/h8300/h8300.c, config/h8300/h8300.h,
11429 config/h8300/h8300.md: Follow spelling conventions.
11431 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
11433 PR middle-end/30667
11434 * combine.c (try_combine): Do not substitute source operand
11435 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
11437 2007-02-03 Jan Hubicka <jh@suse.cz>
11439 PR gcov-profile/30650
11440 * value-prof.c (stringop_block_profile): Fix handling of size counter;
11441 do not divide by zero for never executed counters.
11442 (tree_find_values_to_profile): Fix counters.
11443 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
11445 2007-02-03 Ian Lance Taylor <iant@google.com>
11447 * lower-subreg.c (simple_move_operand): New static function,
11448 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
11450 (simple_move): Call simple_move_operand.
11451 (find_decomposable_subregs): Add special handling of MEMs.
11452 (can_decompose_p): Rename from cannot_decompose_p. Reverse
11453 meaning of return value. If we see a hard register, test whether
11454 it can store a word_mode value. Change all callers.
11456 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11458 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
11459 ftrapv insns and expanders.
11460 (subdi3): Change define_expand operand 1 to arith11_operand, and
11461 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
11462 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
11463 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
11466 PR middle-end/30174
11467 * varasm.c (notice_global_symbol): Treat global objects as weak when
11468 flag_shlib is true.
11470 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11472 * emit-rtl.c (dconstpi): Delete.
11473 (dconstsqrt2): New.
11474 (init_emit_once): Delete dconstpi and init dconstsqrt2.
11475 * real.h (dconstpi): Delete.
11476 (dconstsqrt2): New.
11477 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
11478 (fold_builtin_hypot): Likewise.
11480 2007-02-03 Tom Tromey <tromey@redhat.com>
11483 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
11484 -gcoff3, -gxcoff3, -gvms3 implies -dD.
11486 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
11488 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
11489 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
11490 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
11491 config/rs6000/cell.md, config/rs6000/darwin.h,
11492 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
11493 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
11494 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
11495 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
11496 typos. Follow spelling conventions.
11497 * doc/invoke.texi: Follow spelling conventions.
11499 2007-02-03 Roger Sayle <roger@eyesopen.com>
11501 * simplify-rtx.c (simplify_relational_operation_1): Implement some
11502 canonicalization transformations that attempt to simplify integer
11503 constant comparisons to become comparisons against zero.
11505 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11507 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
11509 * fold-const.c (fold_binary): Fix comment typos. Fold complex
11510 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
11512 2007-02-02 Mike Stump <mrs@apple.com>
11514 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
11515 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
11516 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
11517 generate a branch island.
11519 2007-02-02 Bob Wilson <bob.wilson@acm.org>
11521 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
11522 (xtensa_legitimate_address_p): New.
11523 (xtensa_legitimize_address): New.
11524 (xtensa_output_addr_const_extra): New.
11525 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
11527 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
11528 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
11529 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
11530 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
11531 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
11532 (xtensa_legitimize_address): New.
11533 (xtensa_output_addr_const_extra): New.
11535 2007-02-02 Steve Ellcey <sje@cup.hp.com>
11537 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
11539 2007-02-02 Ian Lance Taylor <iant@google.com>
11541 * expmed.c (expand_divmod): Add comment.
11543 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
11545 * emit-rtl.c (renumber_insns): Remove.
11546 * flags.h: Remove the extern for flag_renumber_insns.
11547 * rtl.h: Remove the prototype for renumber_insns.
11548 * toplev.c (flag_renumber_insns): Remove.
11550 2007-02-02 Hui-May Chang <hm.chang@apple.com>
11552 Revert for x86 darwin:
11553 2005-06-19 Uros Bizjak <uros@kss-loka.si>
11555 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
11556 code before the following patch under TARGET_MACHO.
11557 (ix86_function_value_regno_p): Likewise.
11559 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11561 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
11564 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11567 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
11568 general or fp registers. Add comments.
11569 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
11571 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
11573 * pointer-set.c (insert_aux): Only return insertion slot.
11574 (pointer_set_insert): Adjust.
11575 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
11576 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
11577 pointer_map_traverse): New.
11578 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
11579 pointer_map_create, pointer_map_destroy, pointer_map_insert,
11580 pointer_map_contains, pointer_map_traverse): Declare.
11582 2007-02-02 Jakub Jelinek <jakub@redhat.com>
11584 PR middle-end/30473
11585 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
11586 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
11588 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11590 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
11592 (struct _dep): New type.
11593 (dep_t): New typedef.
11594 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
11595 (DEP_STATUS): New access macro. The macro with the same name was
11596 renamed to DEP_LINK_STATUS.
11597 (dep_init): Declare function
11599 (struct _dep_link): New type.
11600 (dep_link_t): New typedef.
11601 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
11602 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
11603 (DEP_LINK_STATUS): New macro.
11604 (debug_dep_links): New debug function.
11606 (struct _deps_list): New type.
11607 (deps_list_t): New typedef.
11608 (DEPS_LIST_FIRST): New access macro.
11609 (FOR_EACH_DEP_LINK): New cycle macro.
11610 (create_deps_list, free_deps_list, delete_deps_list): Declare
11612 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
11613 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
11614 (copy_deps_list_change_con): Ditto.
11616 (move_dep_link): Declare function.
11618 (struct _dep_node): New type.
11619 (dep_node_t): New typedef.
11620 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
11622 (struct haifa_insn_data.back_deps): New field to hold backward
11623 dependencies of the insn.
11624 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
11626 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
11627 Change its type to deps_list_t.
11628 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
11629 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
11630 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
11632 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
11634 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
11636 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
11638 (dep_cost): Declare.
11640 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
11641 (ds_to_dk, dk_to_ds): New functions.
11643 (init_dep_1): New static function.
11644 (init_dep): New function.
11645 (copy_dep): New static function.
11647 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
11649 (detach_dep_link): New static function.
11650 (move_dep_link): New function.
11652 (dep_links_consistent_p, dump_dep_links): New static functions.
11653 (debug_dep_links): New debugging function.
11655 (deps_obstack, dl_obstack, dn_obstack): New static variables.
11657 (alloc_deps_list, init_deps_list): New static functions.
11658 (create_deps_list): New function.
11659 (clear_deps_list): New static function.
11660 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
11661 (deps_list_consistent_p, dump_deps_list): New static functions.
11662 (debug_deps_list): New function.
11663 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
11665 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
11667 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
11668 use new scheduler dependencies lists.
11669 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
11670 (sched_analyze): Ditto. Initialize dependencies lists.
11671 (add_forw_dep, compute_forward_dependences): Update to use new
11672 scheduler dependencies lists.
11674 (init_dependency_caches): Init deps_obstack.
11675 (free_dependency_caches): Free deps_obstack.
11677 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
11678 new scheduler dependencies lists.
11679 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
11680 (add_back_forw_dep, delete_back_forw_dep): Ditto.
11682 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
11683 Update to use new scheduler dependencies lists.
11684 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
11685 (debug_dependencies): Ditto.
11686 (schedule_region): Update comments.
11688 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
11689 scheduler dependencies lists.
11690 (schedule_ebb): Update comments.
11692 * rtl.def (DEPS_LIST): Remove.
11694 * lists.c (unused_deps_list): Remove.
11695 (free_list): Update assertions.
11697 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
11698 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11700 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
11701 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
11703 * haifa-sched.c (comments): Update.
11704 (insn_cost1): Remove. Inline the code into insn_cost ().
11705 (insn_cost): Update to use new scheduler dependencies lists. Move
11706 processing of the dependency cost to dep_cost ().
11707 (dep_cost): New function. Use it instead of insn_cost () when
11708 evaluating cost of the dependency. Use compatible interface to
11709 interact with the target.
11710 (priority): Update to use new scheduler dependencies lists.
11711 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
11712 with greater number of insns that depend on the insn.
11713 (schedule_insn): Update to use new scheduler dependencies lists. Add
11714 code to free backward dependencies lists. Inline and optimize code
11715 from resolve_dep () - see PR28071.
11716 (ok_for_early_queue_removal): Update to use new scheduler dependencies
11717 lists. Update call to targetm.sched.is_costly_dependence hook.
11719 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
11720 scheduler dependencies lists.
11722 (resolve_dep): Remove. Move the logic to schedule_insn ().
11723 (init_h_i_d): Initialize dependencies lists.
11725 (process_insn_depend_be_in_spec): Rename to
11726 process_insn_forw_deps_be_in_spec. Update to use new scheduler
11727 dependencies lists.
11728 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
11729 Update to use new scheduler dependencies lists.
11730 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
11732 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
11733 new scheduler dependencies lists.
11734 (build_intra_loop_deps): Ditto.
11736 * target.h (struct _dep): Declare to use in
11737 gcc_target.sched.is_costly_dependence.
11738 (struct gcc_target.sched.adjust_cost): Fix typo.
11739 (struct gcc_target.sched.is_costly_dependence): Change signature to use
11740 single dep_t parameter instead of an equivalent triad.
11741 (struct gcc_target.sched.adjust_cost_2): Remove.
11743 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
11745 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
11747 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
11749 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
11751 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
11752 (REG_DEP_TRUE): Document.
11754 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
11755 Change signature to correspond to the targetm.sched.adjust_cost hook.
11756 Update use in TARGET_SCHED_ADJUST_COST_2.
11757 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
11758 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
11759 new scheduler dependencies lists.
11760 (ia64_gen_check): Ditto.
11762 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
11763 dependencies lists.
11765 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
11766 signature to correspond to the targetm.sched.is_costly_dependence hook.
11767 (is_costly_group): Update to use new scheduler dependencies lists.
11769 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
11770 instead of INSN_COST () macro.
11772 2007-02-01 Ian Lance Taylor <iant@google.com>
11774 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
11776 2007-02-01 Guy Martin <gmsoft@gentoo.org>
11778 * pa.md (tp_load): Correct mfctl instruction syntax.
11780 2007-02-01 Geoffrey Keating <geoffk@apple.com>
11782 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
11783 altivec_padding_size calculation on AIX. Improve comment, add
11784 assert to verify that it's right.
11786 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
11789 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
11791 PR inline-asm/28686
11792 * global.c (global_alloc): Add mising initialization of
11795 2007-02-01 Roger Sayle <roger@eyesopen.com>
11797 * alias.c (init_alias_analysis): Correct whitespace.
11798 * bb-reorder.c (fix_edges_for_rarely_executed_code,
11799 partition_hot_cold_basic_blocks): Likewise.
11800 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
11801 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
11802 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
11803 fold_builtin_snprintf_chk, fold_builtin_printf,
11804 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
11805 do_mpfr_arg3, do_mpfr_sincos): Likewise.
11806 * cfgcleanup.c (cleanup_cfg): Likewise.
11807 * cfgexpand.c (tree_expand_cfg): Likewise.
11808 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
11809 * function.c (get_next_funcdef_no): Likewise.
11810 * gengtype.c (main): Likewise.
11811 * genmodes.c (main): Likewise.
11812 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
11813 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
11814 * ifcvt.c (noce_emit_move_insn): Likewise.
11815 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
11817 * stor-layout.c (get_best_mode): Likewise.
11818 * tree-ssa-loop-niter.c (get_val_for): Likewise.
11819 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
11820 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
11821 perform_var_substitution, solve_graph): Likewise.
11822 * tree-vrp.c (vrp_finalize): Likewise.
11824 2007-02-01 Ian Lance Taylor <iant@google.com>
11826 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
11827 high part of a paradoxical subreg, return a constant zero.
11829 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
11831 * toplev.c (lang_dependent_init): Call init_set_costs.
11832 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
11834 2007-02-01 Richard Guenther <rguenther@suse.de>
11836 PR middle-end/30656
11837 * fold-const.c (fold_negate_expr): Allow negating a
11838 constant if overflow does not change.
11840 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11842 * doc/c-tree.texi (Expression trees): Improve markup.
11843 * doc/tm.texi (Register Classes, Addressing Modes)
11844 (Floating Point): Fix spacing after abbreviations. Fix some
11847 2007-02-01 Ben Elliston <bje@au.ibm.com>
11849 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
11850 * doc/contrib.texi: Likewise.
11851 * doc/install.texi: Likewise.
11853 2007-01-31 Richard Henderson <rth@redhat.com>
11854 Ian Lance Taylor <iant@google.com>
11856 * lower-subreg.c: New file.
11857 * rtl.def (CONCATN): Define.
11858 * passes.c (init_optimization_passes): Add pass_lower_subreg and
11859 pass_lower_subreg2.
11860 * emit-rtl.c (update_reg_offset): New static function, broken out
11861 of gen_rtx_REG_offset.
11862 (gen_rtx_REG_offset): Call update_reg_offset.
11863 (gen_reg_rtx_offset): New function.
11864 * regclass.c: Revert patch of 2006-03-05, restoring
11866 (clear_reg_info_regno): New function.
11867 * dwarf2out.c (concatn_loc_descriptor): New static function.
11868 (loc_descriptor): Handle CONCATN.
11869 * common.opt (fsplit_wide_types): New option.
11870 * opts.c (decode_options): Set flag_split_wide_types when
11872 * timevar.def (TV_LOWER_SUBREG): Define.
11873 * rtl.h (gen_reg_rtx_offset): Declare.
11874 (reg_scan_update): Declare.
11875 * regs.h (clear_reg_info_regno): Declare.
11876 * tree-pass.h (pass_lower_subreg): Declare.
11877 (pass_lower_subreg2): Declare.
11878 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
11879 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
11880 -fsplit-wide-types.
11881 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
11882 * Makefile.in (OBJS-common): Add lower-subreg.o.
11883 (lower-subreg.o): New target.
11885 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11887 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
11889 2007-01-31 Anatoly Sokolov <aesok@post.ru>
11892 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
11894 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11896 PR middle-end/29335
11897 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
11899 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
11901 * cfgloop.h: Include vec-prim.h.
11902 (enum li_flags): Remove LI_ONLY_OLD.
11903 (loop_iterator): Changed.
11904 (fel_next, fel_init): Iterate over loop tree.
11905 (FOR_EACH_LOOP_BREAK): New macro.
11906 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
11908 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
11909 * modulo-sched.c (sms_schedule): Ditto.
11910 * tree-vectorizer.c (vectorize_loops): Ditto.
11911 * doc/loop.texi: Update information on loop numbering and behavior of
11912 FOR_EACH_LOOP wrto new loops.
11913 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
11914 add_to_evolution_1): Test nestedness of loops instead of comparing
11916 * tree-chrec.c (chrec_fold_plus_poly_poly,
11917 chrec_fold_multiply_poly_poly, chrec_evaluate,
11918 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
11919 reset_evolution_in_loop): Ditto.
11920 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
11922 2007-01-31 Dirk Mueller <dmueller@suse.de>
11924 * c-common.c (warn_about_parentheses): Separate warning about
11925 un-parenthized sequence of comparison operators from the one
11926 which is supposed to warn about x <= y <= z.
11928 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11930 * optabs.h (enum optab_index): Add new OTI_isinf.
11931 (isinf_optab): Define corresponding macro.
11932 * optabs.c (init_optabs): Initialize isinf_optab.
11933 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11935 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11936 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11938 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11939 expand_builtin_interclass_mathfn.
11940 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11941 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11942 (fxam<mode>2_i387): New insn pattern.
11943 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11944 built-in functions as x87 inline asm.
11946 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11948 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11950 2007-01-30 Eric Christopher <echristo@apple.com>
11952 * config.gcc: Add geode.
11954 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11956 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11957 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11958 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11959 value-prof.c: Fix comment typos.
11961 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11964 * doc/invoke.texi (Wpointer-arith): Document warning.
11966 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11968 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11969 the list of discrepancies from the draft TR.
11971 2007-01-30 Dirk Mueller <dmueller@suse.de>
11974 * doc/invoke.texi (-Wreturn-type): Update description to
11975 match new behavior.
11977 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11979 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11981 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11983 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11984 to handle optabs that operate on floating point input argument and
11985 output to integer output.
11986 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11987 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11988 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11989 expand_builtin_interclass_mathfn ().
11990 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11991 (ilogbsi2): Remove.
11992 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11993 ilogbl built-in functions as x87 intrinsics.
11995 2007-01-30 Richard Guenther <rguenther@suse.de>
11997 PR middle-end/27657
11998 * dwarf2out.c (reference_to_unused): Query varpool if the
11999 variable was output.
12001 2007-01-30 Richard Guenther <rguenther@suse.de>
12003 PR middle-end/30313
12004 * passes.c (execute_one_pass): Reset in_gimple_form to not
12005 confuse non-unit-at-a-time mode.
12007 2007-01-29 Roger Sayle <roger@eyesopen.com>
12008 Richard Guenther <rguenther@suse.de>
12010 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
12011 avoid undefined behaviour on overflow. Use force_fit_type_double
12012 to construct the constant with the specified TREE_OVERFLOW.
12014 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12016 * config/dfp-bit.c: Add parameterized support for fp exceptions.
12017 * config/dfp-bit.h: Ditto.
12019 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12021 * c-decl.c (pop_scope): Replace warnings with call to
12022 warn_for_unused_label.
12023 * c-common.h (warn_for_unused_label): Declare.
12024 * c-common.c (warn_for_unused_label): Define.
12026 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12028 * tree-optimize.c (update_inlined_to_pointers): Delete unused
12031 2007-01-29 Janis Johnson <janis187@us.ibm.com>
12033 * Makefile.in (USER_H): Remove decfloat.h.
12034 * ginclude/decfloat.h: Delete, moving contents to ...
12035 * ginclude/float.h: Add support for decimal floating point,
12036 guarded by __STDC_WANT_DEC_FP__.
12038 2007-01-29 Mike Stump <mrs@apple.com>
12040 * doc/gccint.texi (Top): Rename Loop Representation to Loop
12041 Analysis and Representation to resolve case insensitive conflict.
12042 * doc/loop.texi (Loop Analysis and Representation): Likewise.
12044 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
12046 * tree.h (struct tree_memory_tag): Add aliases member.
12047 (MTAG_ALIASES): New macro.
12048 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
12049 (add_may_alias): Remove pointer-set. Update for may_aliases being
12051 (mark_aliases_call_clobbered): Update for may_aliases being a
12053 (compute_tag_properties): Ditto.
12054 (create_partition_for): Ditto.
12055 (compute_memory_partitions): Ditto.
12056 (dump_may_aliases_for): Ditto.
12057 (is_aliased_with): Ditto.
12058 (add_may_alias_for_new_tag): Ditto.
12059 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
12060 (compute_is_aliased): New function.
12061 (compute_may_aliases): Call compute_is_aliased).
12062 (init_alias_info): Initialize alias_bitmap_obstack.
12063 (union_alias_set_into): New function.
12064 (compute_flow_sensitive_aliasing): Use union_aliases_into.
12065 (have_common_aliases_p): Rewrite to take two bitmaps and use
12067 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
12068 Update for bitmaps.
12069 (finalize_ref_all_pointers): Update for add_may_alias changes.
12070 (new_type_alias): Ditto.
12071 * tree-flow-inline.h (may_aliases): Return a bitmap.
12072 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
12073 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
12074 may_aliases being a bitmap.
12075 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
12076 may_aliases now returns a bitmap.
12077 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
12079 * tree-ssa-operands.c (add_virtual_operand): Update for
12080 may_aliases being a bitmap.
12082 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
12084 PR tree-optimization/30630
12085 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
12086 variable as changed.
12088 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
12091 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
12092 expanded only once even if an error occurs.
12094 2007-01-29 Ben Elliston <bje@au.ibm.com>
12096 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
12097 (__gcov_average_profiler): Likewise.
12098 (__gcov_ior_profiler): Likewise.
12099 (__gcov_merge_ior): Likewise.
12101 2007-01-28 Jan Hubicka <jh@suse.cz>
12103 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
12104 * value-prof.c (stringop_block_profile): Likewise.
12106 2007-01-28 Jan Hubicka <jh@suse.cz>
12108 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
12109 variant handling histograms; add wrapper.
12110 (clear_storage_via_libcall): Export.
12111 (emit_block_move_hints): Break out from ...; add histograms.
12112 (emit_block_move): ... this one.
12113 (clear_storage_hints): Break out from ...; add histograms.
12114 (clear_storage): ... this one.
12115 (set_storage_via_memset): Handle histogram.
12116 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
12117 (clear_storage_hints, clear_storage_via_libcall): Declare.
12118 (set_storage_via_setmem): Update prototype.
12119 * doc/md.texi (movmem, setmem): Document new arguments.
12121 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
12123 (stringop_block_profile): New global function.
12124 (tree_stringops_values_to_profile): Profile block size and alignment.
12125 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
12127 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
12128 (stringop_block_profile): Declare.
12129 * builtins.c: Include value-prof.h.
12130 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
12131 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
12132 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
12133 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
12134 * profile.c (instrument_values): Add new counters.
12135 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
12137 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
12138 (tree_init_edge_profiler): Build new profilers.
12139 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
12140 (pass_tree_profile): Add dump.
12141 (tree_profile_hooks): Update.
12142 * Makefile.in (LIBGCOV): Add new constants.
12143 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
12144 __gcov_ior_profiler): New.
12145 * i386.md (movmem/setmem expanders): Add new optional arguments.
12147 2007-01-28 David Edelsohn <edelsohn@gnu.org>
12149 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
12151 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12153 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
12154 (tree_unswitch_single_loop): Pass eni_size_weights to
12155 tree_num_loop_insns.
12156 * tree-ssa-loop-manip.c: Include tree-inline.h.
12157 (can_unroll_loop_p): Pass eni_size_weights to
12158 tree_num_loop_insns.
12159 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
12160 Pass eni_size_weights to estimate_num_insns.
12161 * tree.h (init_inline_once): Export.
12162 * toplev.c (backend_init): Call init_inline_once.
12163 * cgraphunit.c (cgraph_process_new_functions,
12164 cgraph_analyze_function): Pass eni_inlining_weights to
12165 estimate_num_insns.
12166 * ipa-inline.c (compute_inline_parameters): Ditto.
12167 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
12168 to estimate_num_insns.
12169 (try_unroll_loop_completely): Pass eni_size_weights to
12170 tree_num_loop_insns.
12171 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
12172 ot estimate_num_insns.
12173 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
12174 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
12175 * tree-inline.c (eni_inlining_weights, eni_size_weights,
12176 eni_time_weights): New variables.
12177 (init_inline_once): Initialize them.
12178 (struct eni_data): Mew.
12179 (estimate_num_insns_1, estimate_num_insns): Use weights.
12180 * tree-inline.h (struct eni_weights_d): New.
12181 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
12182 (estimate_num_insns): Declaration changed.
12183 * cfgloop.h (tree_num_loop_insns): Declaration changed.
12184 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
12185 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
12187 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
12189 * tree-data-ref.c (conflict_fn): Assert that the number of affine
12190 relations in the conflict function is valid.
12192 2007-01-27 Ian Lance Taylor <iant@google.com>
12194 * common.opt: Add fstrict-overflow.
12195 * opts.c (decode_options): Set flag_strict_overflow if -O2.
12196 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
12197 (TYPE_OVERFLOW_UNDEFINED): Define.
12198 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
12200 * tree.h (TYPE_TRAP_SIGNED): Don't define.
12201 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
12202 (fold_negate_expr): Likewise.
12203 (make_range): Likewise.
12204 (extract_muldiv_1): Likewise.
12205 (maybe_canonicalize_comparison): Likewise.
12206 (fold_comparison): Likewise.
12207 (fold_binary): Likewise.
12208 (tree_expr_nonnegative_p): Likewise.
12209 (tree_expr_nonzero_p): Likewise.
12210 * tree-vrp.c (compare_values): Likewise.
12211 (extract_range_from_binary_expr): Likewise.
12212 (extract_range_from_unary_expr): Likewise.
12213 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
12215 (nowrap_type_p): Likewise.
12216 * tree-scalar-evolution.c (simple_iv): Likewise.
12217 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
12218 (build_range_check): Likewise.
12219 (extract_muldiv_1): Likewise.
12220 (fold_comparison): Likewise.
12221 * tree-vrp.c (vrp_int_const_binop): Likewise.
12222 (extract_range_from_unary_expr): Likewise.
12223 * convert.c (convert_to_integer): Likewise.
12224 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
12225 (fold_comparison): Likewise.
12226 (fold_binary): Likewise.
12227 * optabs.c (optab_for_tree_code): Likewise.
12228 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
12229 * simplify-rtx.c (simplify_const_relational_operation): Check
12230 flag_strict_overflow and flag_trapv.
12231 (simplify_const_relational_operation): Likewise.
12232 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
12233 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
12236 2007-01-27 Roger Sayle <roger@eyesopen.com>
12238 * tree.c (tree_fold_gcd): Delete.
12239 * tree.h (tree_fold_gcd): Remove prototype.
12240 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
12241 test whether one constant integer is a multiple of another. Instead
12242 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
12243 * fold-const.c (multiple_of_p): We've determined both TOP and
12244 BOTTOM are integer constants so we can call int_const_binop directly
12245 instead of the more generic const_binop.
12247 2007-01-27 Roger Sayle <roger@eyesopen.com>
12249 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
12250 1*X check that the constant hasn't overflowed, to preserve the
12252 (round_up): Provide an efficient implementation when rouding-up an
12253 INTEGER_CST to a power-of-two.
12255 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12257 * doc/sourcebuild.texi: Add comma for clarity.
12258 * doc/extend.texi: Fix some typos.
12259 * doc/passes.texi: Likewise.
12260 * doc/cppinternals.texi: Likewise.
12261 * doc/c-tree.texi: Likewise.
12262 * doc/tree-ssa.texi: Likewise.
12263 * doc/install.texi: Likewise.
12265 2007-01-27 Jan Hubicka <jh@suse.cz>
12267 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
12268 (pass_sra): Do not require alias information.
12269 * passes.c (init_optimization_passes): Add SRA
12271 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
12273 * tracer.c (rest_of_handle_tracer): We already cleaned
12274 up the CFG in tracer() so don't do it here again.
12275 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
12276 cleanup_cfg here, either. And don't call renumber_insns.
12278 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
12279 and BB_HEAD are in the insn stream here. Instead make sure
12280 that BB_INSN is valid on all insns. Also, do check here that
12281 there are no pending branch predictions...
12282 (rtl_verify_flow_info): ...instead of doing it here. Checks
12283 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
12286 2007-01-26 Roger Sayle <roger@eyesopen.com>
12288 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
12289 function to simplify/factorize operand order canonicalization.
12290 (ix86_fixup_binary_operands): Reorganize using the above function.
12291 (ix86_binary_operator_ok): Likewise.
12293 2007-01-27 Jakub Jelinek <jakub@redhat.com>
12295 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
12296 file scope from optimize_attrs.
12297 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
12299 (optimize_attrs): Clear insn_code_values after freeing it.
12301 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12303 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
12304 a parts.base assignment.
12306 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
12308 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
12309 (compute_subscript_distance, initialize_data_dependence_relation,
12310 finalize_ddr_dependent, analyze_ziv_subscript,
12311 analyze_siv_subscript_cst_affine,
12312 compute_overlap_steps_for_affine_univar,
12313 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
12314 analyze_siv_subscript, analyze_miv_subscript,
12315 analyze_overlapping_iterations, subscript_dependence_tester_1,
12316 compute_self_dependence, free_dependence_relation): Work
12317 with affine_fn instead of chrecs.
12318 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
12319 common_affine_function, affine_function_base,
12320 affine_function_constant_p, affine_fn_op, affine_fn_plus,
12321 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
12322 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
12323 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
12324 (all_chrecs_equal_p): Removed.
12325 * tree-data-ref.h (affine_fn, conflict_function): New types.
12326 (struct subscript): Change type of conflicting_iterations_in_a
12327 and conflicting_iterations_in_b.
12329 2007-01-26 Steve Ellcey <sje@cup.hp.com>
12332 * config/pa/pa.h (TARGET_HPUX_11): New.
12333 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
12334 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
12336 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
12337 Richard Guenther <rguenther@suse.de>
12339 * tree-ssa-structalias.c (solve_graph): Handle case
12340 we merged the variable to another.
12342 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12344 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
12347 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
12348 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
12350 2007-01-25 DJ Delorie <dj@redhat.com>
12352 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
12353 allow changes to modes which don't fit in those registers.
12355 * reload1.c (choose_reload_regs): Check for invalid subregs before
12356 computing their locations, not after.
12358 2007-01-25 Geoffrey Keating <geoffk@apple.com>
12361 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
12362 save Altivec registers in an eh_return function.
12363 (compute_vrsave_mask): Likewise.
12364 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
12365 for saving Altivec registers.
12366 (rs6000_emit_prologue): Don't allocate stack twice in
12367 eh_return function. Correct expected value of altivec_save_offset
12368 when using save_world. Describe save of R0 to stack when using
12369 save_world. Describe stack pointer adjustment when using
12370 save_world. Remove duplicated eh_return parameter register saving.
12371 Update sp_offset variable after save_world.
12372 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
12374 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
12375 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
12378 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12380 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
12382 2007-01-25 Steve Ellcey <sje@cup.hp.com>
12385 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
12386 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
12388 2007-01-25 Richard Guenther <rguenther@suse.de>
12390 * doc/invoke.texi (-Wcoverage-mismatch): Document.
12391 * common.opt (-Wcoverage-mismatch): New warning option.
12392 * coverage.c (get_coverage_counts): Ignore coverage mismatch
12393 if -Wcoverage-mismatch is given.
12395 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
12397 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
12398 (ipcp_driver): Change to static definition.
12399 Add dumping of the ifunctions.
12400 (constant_val_insert): Remove unused parameter. Support for SSA.
12401 (ipcp_propagate_const): Support for SSA.
12402 (ipcp_profile_bb_print): Print only analyzed nodes.
12403 (ipcp_replace_map_create): Remove support for Fortran constant
12405 * ipa-prop.c (ipa_method_modify_stmt,
12406 ipa_callsite_compute_param): Support for SSA.
12407 * ipa-prop.h (ipcp_driver): Remove declaration.
12408 (IS_VALID_TREE_MAP_INDEX): Add define.
12410 2007-01-24 Geoffrey Keating <geoffk@apple.com>
12412 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
12414 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12416 PR middle-end/30447
12417 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
12418 constant argument to cabs and do it without checking for
12419 -funsafe-math-optimizations.
12421 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
12423 * c-common.h (RID_FIRST_CXX0X): New.
12424 (RID_LAST_CXX0X): New.
12425 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
12427 * c.opt (Wc++0x-compat): New.
12428 * doc/invoke.texi (-Wc++0x-compat): Document.
12430 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12432 * builtins.c (fold_builtin_carg): New.
12433 (fold_builtin_1): Use it.
12435 2007-01-24 Jan Hubicka <jh@suse.cz>
12437 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
12439 * ipa-inline.c (initial_insns, max_insns): Delete.
12440 (compute_max_insns): New function.
12441 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
12442 of insns as base for code growth.
12443 (cgraph_decide_inlining): Make initial_insns local; do not compute
12445 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
12446 * doc/invoke.texi (inline-unit-growth): Update docs.
12448 2007-01-24 Jakub Jelinek <jakub@redhat.com>
12450 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
12451 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
12452 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
12453 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
12454 for CPUs that have PTA_CX16 set.
12456 PR middle-end/27416
12457 * gimplify.c (omp_check_private): New function.
12458 (gimplify_scan_omp_clauses): Use it for
12459 firstprivate/lastprivate/reduction.
12461 PR middle-end/30494
12462 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
12463 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
12465 PR middle-end/30421
12466 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
12467 If lower_lastprivate_clauses emits some statements, append them
12468 to dlist rather than body_p and to body_p append an initializer.
12469 (lower_omp_for): Adjust caller.
12471 2007-01-24 Steve Ellcey <sje@cup.hp.com>
12473 * target.h (globalize_decl_name): New.
12474 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12475 * output.h (default_globalize_decl_name): New.
12476 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
12478 (globalize_decl): Ditto.
12479 (default_globalize_decl_name): New.
12480 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
12481 (ia64_handle_version_id_attribute): New.
12482 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
12483 (ia64_asm_output_external): Use globalize_decl_name instead
12484 of globalize_label.
12485 * doc/extend.texi (version_id): New pragma.
12486 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
12488 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12490 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
12491 _uleb128_t and _Unwind_SWord with _sleb128_t.
12492 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
12493 uw_frame_state_for, uw_update_context_1): Likewise.
12494 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
12495 * unwind-pe.h (read_uleb128, read_sleb128,
12496 read_encoded_value_with_base): Likewise.
12497 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
12499 2007-01-24 Richard Guenther <rguenther@suse.de>
12501 * builtins.c (expand_builtin_cexpi): Get the fndecl
12502 for cexp in the correct way.
12504 2007-01-24 Jan Hubicka <jh@suse.cz>
12506 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
12508 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12510 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
12511 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
12512 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
12513 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
12514 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
12515 __SIZEOF_PTRDIFF_T__.
12516 * doc/cpp.texi: Documentation for the new builtin macros added.
12518 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
12520 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
12521 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
12522 instead of operands[2] to avoid access past the end of array.
12524 2007-01-24 Richard Sandiford <richard@codesourcery.com>
12526 * reload1.c (emit_reload_insns): Pass the reload register
12527 for a non-spill output reload through forget_old_reloads_1.
12529 2007-01-23 Joseph Myers <joseph@codesourcery.com>
12531 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12532 _SOFT_DOUBLE if doubles use software floating-point.
12533 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
12534 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12535 * config/rs6000/darwin-ldouble.c: Also compile functions for
12536 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
12537 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
12538 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
12539 commented-out long double override.
12540 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
12541 * config/rs6000/eabispe.h: Likewise.
12542 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
12543 long double for non-SPE.
12544 (rs6000_handle_option): Likewise.
12545 (invalid_e500_subreg): Disallow more subregs involding DImode,
12546 DFmode, TImode or TFmode.
12547 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
12549 (legitimate_lo_sum_address_p): Also check for TFmode for E500
12551 (rs6000_legitimize_address): Also handle TFmode for E500 double.
12552 (rs6000_legitimize_reload_address): Also handle TFmode for E500
12554 (rs6000_legitimate_address): Also check for TFmode for E500
12556 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
12557 (spe_build_register_parallel): Handle TFmode and TCmode.
12558 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
12560 (function_arg): Handle TFmode and TCmode for E500 double.
12561 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
12563 (print_operand): Handle TFmode and TImode for %y.
12564 (rs6000_generate_compare): Handle TFmode comparisons for E500
12566 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
12567 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
12568 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
12569 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
12570 TFmode for E500 double.
12571 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
12572 (floatsidf2): Enable for E500 double.
12573 (movtf_softfloat): Use rs6000_nonimmediate_operand.
12574 (extenddftf2): Change to extenddftf2_fprs.
12575 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
12576 depending on TARGET_E500_DOUBLE.
12577 (extendsftf2): Enable for E500 double.
12578 (trunctfdf2): Enable for E500 double.
12579 (trunctfsf2): Change to trunctfsf2_fprs.
12580 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
12581 depending on TARGET_E500_DOUBLE.
12582 (floatsitf2): Enable for E500 double.
12583 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
12584 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
12585 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
12586 (negtf2): Change to negtf2_internal.
12587 (negtf2): New expander.
12588 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
12589 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
12590 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
12591 (movdi_internal32): Use rs6000_nonimmediate_operand.
12592 (unnamed splitter): Likewise.
12593 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
12594 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
12595 (SPE64TF, DITI): New mode macros.
12596 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
12599 (frob_<mode>_di_2): New.
12600 (frob_tf_di_8_2): New.
12601 (frob_di_df): Change to frob_di_<mode>; allow more modes.
12603 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
12605 (frob_ti_<mode>_8_2): New.
12606 (frob_ti_tf_2): New.
12607 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
12608 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
12610 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
12611 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
12612 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
12613 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
12614 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
12615 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
12618 2007-01-23 Ian Lance Taylor <iant@google.com>
12620 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
12622 (OBJS-archive): Reformat, alphabetize.
12623 (OBJS): Change out_object_file to OBJS-md.
12625 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
12627 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
12628 JUMP_P and CALL_P predicates where applicable.
12629 * config/i386/i386.c: Ditto.
12630 * config/i386/i386.md: Ditto.
12631 * config/i386/mmx.md: Ditto.
12632 * config/i386/predicates.md: Ditto.
12634 2007-01-22 Andreas Schwab <schwab@suse.de>
12636 * config/m68k/m68k.h: Fix comment.
12638 2007-01-22 Jan Hubicka <jh@suse.cz>
12640 * passes.c (init_optimization_passes): Do not rerun
12641 pass_early_warn_uninitialized.
12643 2007-01-22 Richard Guenther <rguenther@suse.de>
12645 PR tree-optimization/30038
12646 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
12648 (execute_cse_sincos_1): Likewise.
12649 (execute_cse_sincos): Likewise.
12650 (gate_cse_sincos): Likewise.
12651 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
12652 the cexpi() canonicalization of sincos().
12653 * tree-pass.h (pass_cse_sincos): Declare.
12654 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
12656 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
12658 PR rtl-optimization/29329
12659 * combine.c (replaced_rhs_insn): Rename to i2mod.
12660 (replaced_rhs_value): Rename to i2mod_new_rhs.
12661 (i2mod_old_rhs): New global variable.
12662 (combine_instructions): Adjust for above change. Save a copy of
12663 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
12664 note are substituted in the second instruction.
12665 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
12666 ditch the note if it pertains to the second eliminated register
12667 and this register is mentioned in i2mod_old_rhs.
12670 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
12672 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
12673 the insn to which the note was originally attached.
12675 2007-01-21 Jan Hubicka <jh@suse.cz>
12677 * ipa-inline.c (inlining_mode): Comment, move up.
12678 (cgraph_decide_inlining_incrementally): Do not perform inlining
12679 itself; fix handling of flattening of self recursive functions.
12680 (cgraph_find_cycles): Remove.
12681 (cgraph_flatten_node): Remove.
12682 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
12683 (try_inline): New function.
12684 (cgraph_early_inlining): Update call of
12685 cgraph_decide_inlining_incrementally. Apply inlining here.
12686 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
12688 2007-01-21 Dirk Mueller <dmueller@suse.de>
12691 * tree-vrp.c (check_array_bounds): do not warn
12692 about ADDR_EXPR's of ARRAY_REF's which are immediately
12693 used in binary expressions.
12695 2007-01-21 Ira Rosen <irar@il.ibm.com>
12697 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
12698 read_write_dep and macros for its access.
12699 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
12700 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
12701 argument, call vect_check_interleaving for every independent pair of
12702 data-refs. Mark loads that access the same memory location as a store
12704 (vect_check_dependences): Remove.
12705 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
12706 call, fix the call to vect_analyze_data_ref_dependence.
12707 (vect_analyze_data_ref_access): For statements that access the same
12708 data-ref, check that they are not stores; for loads, check that there
12709 is no store that access the same location.
12711 2007-01-20 Roger Sayle <roger@eyesopen.com>
12712 Joseph Myers <joseph@codesourcery.com>
12714 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
12715 (-fdump-rtl-stack): Likewise.
12716 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
12717 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
12718 (-mpt-fixed): Use @minus{} for minus sign.
12719 (Using Precompiled Headers): Fix under/overfull hbox.
12721 2007-01-20 Jan Hubicka <jh@suse.cz>
12723 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
12724 place within annotation.
12726 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12728 * pa.c (output_move_double): Change array size of xoperands to 4.
12730 2007-01-20 Jan Hubicka <jh@suse.cz>
12732 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
12735 2007-01-19 Ian Lance Taylor <iant@google.com>
12737 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
12738 constant to unsigned HOST_WIDE_INT before negating.
12740 2007-01-19 Ian Lance Taylor <iant@google.com>
12742 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
12744 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
12745 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12746 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
12747 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
12748 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
12749 (realloc_vdef, realloc_vuse): Change second parameter to
12751 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
12752 fields to unsigned.
12753 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
12754 unsigned. Change x and lim locals to unsigned.
12755 (realloc_vdef, realloc_vuse): Change num_elem parameter to
12757 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
12758 (copy_virtual_operands): Change i and n locals to unsigned.
12760 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12762 PR middle-end/29335
12763 * builtins.c (fold_builtin_1): Handle builtin fdim.
12765 2007-01-20 Jan Hubicka <jh@suse.cz>
12767 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
12768 * tree-ssa-structalias.c (compute_points_to_sets): Do call
12769 init_alias_heapvars.
12770 (init_alias_heapvars): Initialize only when not already initialized.
12771 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
12773 2007-01-19 Roger Sayle <roger@eyesopen.com>
12775 * common.opt (fsigned-zeros): New command line option.
12776 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
12777 of flag_unsafe_math_optimizations.
12778 * opts.c (set_fast_math_flags): The -ffast-math command line option
12779 implies -fno-signed-zeros.
12780 (fast_math_flags_set_p): Likewise.
12782 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
12783 the documentation of -ffast-math appropriately. Wrap long lines.
12785 2007-01-19 Steve Ellcey <sje@cup.hp.com>
12787 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
12788 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
12790 2007-01-19 Tomas Bily <tbily@suse.cz>
12792 * cgraphunit.c (cgraph_finalize_function): Updating of pid
12794 (tree_init_ic_make_global_vars): New function
12795 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
12796 (tree_gen_ic_profiler): New function
12797 (tree_gen_ic_func_profiler): New function
12798 (tree_profiling): Added calling of tree_gen_ic_func_profiler
12799 (tree_profile_hooks): Added hook for indirec/virtual calls
12800 * value-prof.c (tree_find_values_to_profile): New case for
12802 (tree_values_to_profile): Call for determining indirect/virtual
12804 (tree_indirect_call_to_profile): New function
12805 (tree_ic_transform): New function
12806 (tree_ic): New function
12807 (find_func_by_pid): New function
12808 (init_pid_map): New function
12809 (tree_value_profile_transformations): Added check for
12810 indirect/virtual call transformation
12811 * value-prof.h (enum hist_type): New counter type for
12812 indirect/virtual calls
12813 (profile_hooks): Added new hook for profiling indirect/virtual
12815 * profile.c (instrument_values): New case for indirect/virtual
12817 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
12818 (GCOV_COUNTER_V_INDIR): New counter type
12819 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
12820 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
12822 * cgraph.c: Definition of cgraph_max_pid
12823 (cgraph_create_node): Default init of pid attribute
12824 * cgraph.h: Declaration of cgraph_max_pid
12825 (struct cgraph_node): Added pid attribute
12826 * libgcov.c (__gcov_indirect_call_profiler): New function
12827 (__gcov_one_value_profiler_body): New function
12828 (__gcov_one_value_profiler): Body was moved to
12829 __gcov_one_value_profiler_body and calls it
12831 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
12833 * doc/gty.texi (Options): Document the mark_hook option to GTY.
12834 * gengtype.c (write_types_data, write_func_for_structure,
12835 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
12836 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
12837 (walk_type, write_func_for_structure): Generate the mark_hook if
12840 2007-01-19 Jan Hubicka <jh@suse.cz>
12842 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
12843 'early' argument take inlining mode argument specifying whether to
12844 inline for size/speeed or all functions; add support for flattening;
12846 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
12848 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12851 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
12852 the name of the declared identifier.
12854 2007-01-19 Dirk Mueller <dmueller@suse.de>
12856 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
12857 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
12858 duplicate evaluation.
12860 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12862 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
12863 Macroize expander using X87MODEF12 mode macro. Extend operand 1
12864 to XFMode, use acosxf2 and truncate result to requested mode.
12865 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12866 (asin<mode>2): Similarly, with asin expanders.
12867 (*fscalexf4_i387): Rename from *fscalexf4.
12868 (expNcorexf3): New expander.
12869 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
12870 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
12871 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
12872 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
12873 patterns for SSE math.
12874 (exp10<mode>2): Similarly, with exp10 expanders.
12875 (exp2<mode>2): Similarly, with exp2 expanders.
12876 (expm1<mode>2): Similarly, with expm1 expanders.
12877 (ldexp<mode>3): Similarly, with ldexp expanders.
12878 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
12879 Use gen_truncxf<mode>2_i387_noop to truncate result.
12881 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12883 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
12884 for ColdFire targets.
12886 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
12887 Richard Sandiford <richard@codesourcery.com>
12889 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
12890 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
12891 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
12892 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
12893 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12894 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
12896 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12898 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
12899 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
12900 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
12901 (*adddi_dilshr32_cf): New pattern.
12902 (adddi3, subdi3): Remove first alternatives.
12904 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12906 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
12907 implemented using move.l, do not use its cc result for floating-point
12910 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12912 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
12913 from accepting 's' constraints if flag_pic.
12915 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12917 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
12918 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
12919 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
12920 condition from TARGET_68881 to TARGET_HARD_FLOAT.
12922 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12924 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12925 ColdFire alternatives.
12926 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12927 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12928 architectures that support ff1 instruction.
12930 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12931 Julian Brown <julian@codesourcery.com>
12933 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12934 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12935 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12938 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12940 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12942 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12943 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12944 HOST_WIDE_INT instead of an rtx.
12945 (m68k_rtx_costs): Update call accordingly.
12946 (output_move_const_into_data_reg): Likewise. Fix formatting.
12947 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12949 (output_move_simode_const): Update calls after above changes.
12950 Rework to use automatic variables and predicates like MEM_P.
12951 * config/m68k/m68k.md (pushexthisi_const): Update call to
12954 2007-01-19 Dirk Mueller <dmueller@suse.de>
12956 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12957 in dump_flags test.
12959 2007-01-19 Richard Guenther <rguenther@suse.de>
12961 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12962 via cexp in case sincos is not available.
12964 2007-01-19 Richard Guenther <rguenther@suse.de>
12966 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12967 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12968 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12969 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12970 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12971 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12972 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12973 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12975 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12977 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12979 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12980 (atan2xf3): Directly generate RTL pattern.
12981 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12982 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12983 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12984 disable patterns for SSE math.
12985 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12986 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12987 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12988 disable patterns for SSE math.
12990 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12992 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12994 2007-01-18 Roger Sayle <roger@eyesopen.com>
12996 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12997 VIEW_CONVERT_EXPR to the same type as it's operand.
12999 2007-01-18 David Edelsohn <edelsohn@gnu.org>
13001 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
13002 configured for long double 128.
13004 2007-01-18 Mike Stump <mrs@apple.com>
13006 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
13009 2007-01-18 Michael Meissner <michael.meissner@amd.com>
13011 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
13014 2007-01-18 Jan Hubicka <jh@suse.cz>
13016 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
13017 greater than NUM_VOP_FREE_BUCKETS.
13019 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
13021 * tree-ssa-structalias.c: Update comments.
13022 (ptabitmap_obstack): Removed.
13023 (pta_obstack): New.
13024 (oldpta_obstack): Ditto.
13025 (stats): Add a few members.
13026 (struct variable_info): Remove node, complex, address_taken, and
13027 indirect_target members. Add oldsolution member.
13028 (new_var_info): Do not initialize removed members.
13029 (constraint_expr_type): Remove INCLUDES.
13030 (constraint_graph): Add size, implicit_preds, rep,
13031 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
13032 (FIRST_REF_NODE): New macro.
13033 (LAST_REF_NODE): Ditto.
13034 (FIRST_ADDR_NODE): Ditto.
13035 (find): New function.
13037 (dump_constraint): Do not handle INCLUDES.
13038 (insert_into_complex): Do not insert duplicate constraints.
13039 (condense_varmap_nodes): Renamed and rewritten into ...
13040 (merge_node_constraints): This. Also fix bug in handling of
13041 offseted copy constraints.
13042 (clear_edges_for_node): No longer need to deal with preds at all,
13043 or removing associated preds/succs.
13044 (merge_graph_nodes): Deal with indirect_cycles.
13045 Don't deal with predecessors.
13046 (add_implicit_graph_edge): New function.
13047 (add_pred_graph_edge): Ditto.
13048 (add_graph_edge): Don't deal with predecessors.
13049 (build_constraint_graph): Removed.
13050 (build_pred_graph): New function.
13051 (build_succ_graph): Ditto.
13052 (struct scc_info): Removed in_component. Added roots, dfs, and
13053 node_mapping. Remove visited_index, unification_queue.
13054 (scc_visit): Deal with union-find we do now.
13055 Deal with cycles with REF nodes.
13056 (collapse_nodes): Renamed and rewritten to ...
13057 (unify_nodes): This.
13058 (process_unification_queue): Removed.
13059 (topo_visit): Cleanup
13060 (do_da_constraint): Use find.
13061 (do_sd_constraint): Ditto.
13062 (do_ds_constraint): Ditto.
13063 (do_complex_constraint): Ditto.
13064 (init_scc_info): Update for removed and added members.
13065 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
13066 (find_indirect_cycles): This.
13067 (equivalence_class): New variable.
13068 (label_visit): New function.
13069 (perform_variable_substitution): Rewritten.
13070 (free_var_substitution_info): New function.
13071 (find_equivalent_node): Ditto.
13072 (move_complex_constraints): Ditto.
13073 (eliminate_indirect_cycles): Ditto.
13074 (solve_graph): Only propagate changed bits.
13075 Use indirect cycle elimination.
13077 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
13078 (tree_id_eq): Renamed to ...
13079 (tree_vi_eq): This. Update for member change
13080 (insert_id_for_tree): Renamed and rewritten to ...
13081 (insert_vi_for_tree): This.
13082 (lookup_id_for_tree): Renamed and rewritten to ...
13083 (lookup_vi_for_tree): This.
13084 (get_id_for_tree): Renamed and rewritten to ...
13085 (get_vi_for_tree): Ditto.
13086 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
13087 (process_constraint): Don't handle INCLUDES.
13088 Remove special ADDRESSOF case.
13089 (find_func_aliases): Rewrite to use vi functions instead of id
13091 (create_function_info_for): Ditto.
13092 (create_variable_info_for): Ditto.
13093 (intra_create_variable_infos): Ditto.
13094 (merge_smts_into): Ditto.
13095 (find_what_p_points_to): Ditto.
13096 (init_base_vars): Ditto.
13097 (init_alias_vars): Ditto.
13098 (remove_preds_and_fake_succs): New function.
13099 (dump_sa_points_to_info): Dump new stats.
13100 (dump_solution_for_var): Use find.
13101 (set_used_smts): Fix formatting.
13102 (compute_points_to_sets): Updated for new functions.
13103 (ipa_pta_execute): Ditto.
13105 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13106 Richard Sandiford <richard@codesourcery.com>
13108 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
13110 * calls.c (expand_call): If the return value is a PARALLEL,
13111 extract its first member.
13112 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
13113 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13114 use FUNCTION_EXTRA_EPILOGUE.
13115 (m68k_function_value): Return a PARALLEL if the return value
13116 is of a pointer type.
13117 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
13118 (FUNCTION_EXTRA_EPILOGUE): Remove.
13119 * config/m68k/m68k.md (D0_REG): New constant.
13121 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13123 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
13124 output a NOP for empty epilogues.
13126 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13128 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
13129 before function. Extend register save check to include all
13130 registers, not just integer ones.
13132 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13134 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
13135 (m68k_use_return_insn): ...this.
13136 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
13137 * config/m68k/m68k.c (use_return_insn): Rename to...
13138 (m68k_use_return_insn): ...this.
13139 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
13140 of USE_RETURN_INSN.
13142 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13144 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
13145 nearest even, fix denormal rounding overflow.
13147 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13149 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
13150 f%$smove and f%$move.
13151 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
13152 (extendsfdf2_cf): Use fdmove instead of f%&move.
13153 (truncdfsf2_cf): Use fsmove instead of f%$smove.
13154 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
13156 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13158 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
13161 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13163 * real.h (real_format): Add a canonical_nan_lsbs_set field.
13164 (coldfire_single_format): Declare.
13165 (coldfire_double_format): Likewise.
13166 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
13167 of qnan_msb_set to determine the lower bits of a canonical
13169 (encode_ieee_double): Likewise.
13170 (encode_ieee_quad): Likewise.
13171 (ieee_single_format): Initialize canonical_nan_lsbs_set.
13172 (mips_single_format): Likewise.
13173 (ieee_double_format): Likewise.
13174 (mips_double_format): Likewise.
13175 (ieee_extended_motorola_format): Likewise.
13176 (ieee_extended_intel_96_format): Likewise.
13177 (ieee_extended_intel_128_format): Likewise.
13178 (ieee_extended_intel_96_round_53_format): Likewise.
13179 (ibm_extended_format): Likewise.
13180 (mips_extended_format): Likewise.
13181 (ieee_quad_format): Likewise.
13182 (mips_quad_format): Likewise.
13183 (vax_f_format): Likewise.
13184 (vax_d_format): Likewise.
13185 (vax_g_format): Likewise.
13186 (i370_single_format): Likewise.
13187 (i370_double_format): Likewise.
13188 (decimal_single_format): Likewise.
13189 (decimal_double_format): Likewise.
13190 (decimal_quad_format): Likewise.
13191 (c4x_single_format): Likewise.
13192 (c4x_extended_format): Likewise.
13193 (real_internal_format): Likewise.
13194 (coldfire_single_format): New real_format.
13195 (coldfire_double_format): Likewise.
13196 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
13197 canonical_nan_lsbs_set.
13198 (pdp11_d_format): Likewise.
13199 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
13200 if TARGET_COLDFIRE_CPU.
13202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13204 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
13205 (output_call, m68k_legitimize_call_address): Declare.
13206 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
13207 parenthesees. Add support for a 'W' constraint.
13208 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
13209 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
13210 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
13211 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
13213 (override_options): Initialize them. Do not set flag_no_function_cse
13214 for TARGET_ID_SHARED_LIBRARY.
13215 (m68k_output_pic_call): Delete.
13216 (m68k_legitimize_call_address): New function.
13217 (print_operand): Remove the %o prefix. Handle the %p prefix.
13218 (output_call): New function.
13219 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
13220 target address from the GOT if symbolic jumps are not allowed.
13221 * config/m68k/m68k.md (call, general_operand): Do not set
13222 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
13223 Merge separate flag_pic and !flag_pic define_insns into...
13224 (*call, *call_value): ...these new patterns. Match the address
13225 rather than the containing MEM and require it to be a call_operand.
13226 Use output_call to generate the asm template.
13227 * config/m68k/predicates.md (const_call_operand): New predicate.
13228 (call_operand): Likewise.
13230 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13232 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
13233 (STACK_GROWS_DOWNWARD): Define to 1.
13234 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
13235 comments, emphasizing that these values are only defaults.
13236 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
13237 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
13239 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13241 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
13243 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
13244 Richard Sandiford <richard@codesourcery.com>
13246 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
13247 (FP_REGNO_P): New macros.
13248 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
13249 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
13250 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
13251 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
13253 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13255 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13256 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
13258 * config/m68k/t-floatlib: New file, extracting common code from...
13259 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
13260 * config/m68k/t-uclinux: Here.
13261 * config/m68k/fpgnulib.c: Do not compile extendeed precision
13262 routines on ColdFire targets.
13264 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
13266 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13267 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
13268 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
13269 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
13270 explicitly set MOTOROLA to 1.
13271 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
13273 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13274 Nathan Sidwell <nathan@codesourcery.com>
13276 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
13277 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
13278 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
13279 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
13280 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
13281 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
13282 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
13283 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
13284 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
13285 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13286 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
13287 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
13288 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
13289 (DBX_REGISTER_NUMBER): Delete.
13290 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
13291 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
13292 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
13294 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13296 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
13297 * config/flat.h: New file.
13298 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
13299 OBJECT_FORMAT_FLAT.
13300 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
13301 indirect references for -msep-data or -mid-shared-library.
13302 Do not use PC-relative code addresses either.
13303 * config/m68k/m68k.c (override_options): Restrict -fPIC error
13305 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
13306 for shared libraries and crt1.o for executables. Use crti.o and
13308 (ENDFILE_SPEC): Use crtend.o and crtn.o.
13309 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
13310 Do not add -elf2flt or -shared-lib-id options here.
13311 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
13312 Pass -shared-lib-id if -mid-shared-library, taking the library
13313 identifier from -mshared-library-id if given, otherwise
13315 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
13316 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
13317 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
13318 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
13319 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
13320 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
13322 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
13323 jump sequence for ISA A and ISA A+.
13324 (PICJUMP): Likewise.
13326 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13328 * config.gcc (m68k-*-uclinux*): Base the port on the common
13329 and m68k GNU/Linux files rather than on the generic ELF ones.
13330 * config/m68k/uclinux.h (TARGET_VERSION): Override.
13331 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13333 2007-01-18 Julian Brown <julian@codesourcery.com>
13334 Richard Sandiford <richard@codesourcery.com>
13336 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
13337 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13338 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
13340 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
13341 80 unconditionally.
13342 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
13344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
13346 * doc/install.texi: Document m68k-uclinuxoldabi.
13347 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
13348 * config/m68k/uclinux-oldabi.h: New file, copied from
13349 config/m68k/uclinux.h.
13351 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
13353 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
13354 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
13355 (m32r_compute_frame_size): Use unsigned for regno.
13356 (m32r_reload_lr): Use gen_frame_mem.
13358 (m32r_output_function_epilogue): Don't output the function epilogue
13360 (m32r_expand_epilogue): New.
13361 (direct_return): Return false if the function has the interrupt
13363 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
13364 * config/m32r/m32r.md (epilogue): New expander.
13365 (return_lr, return_rte): New insns.
13366 (return): Make it expander.
13367 (return_normal): New expander.
13369 2007-01-18 Josh Conner <jconner@apple.com>
13372 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
13373 support for UNLE, UNLT, UNGE, and UNGT.
13375 2007-01-18 Jan Hubicka <jh@suse.cz>
13377 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
13378 * tree-tailcall (add_virtual_phis): Likewise.
13379 (optimize_tail_call): Return TODOs.
13380 (execute_tail_calls): Return TODOs.
13381 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
13382 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
13384 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
13385 Cleanup cfg using TODO.
13386 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
13387 * passes.c (execute_function_todo): When cleanup did something, remove
13389 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
13390 (make_edges): Don't cleanup_cfg.
13392 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
13394 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
13395 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
13396 operate on the top of stack.
13397 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
13398 register handling of instructions that output to the second
13400 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
13401 (move_for_stack_reg): Special-case check for dead destination
13402 stack slot for constant load of 1.0 inside UNSPEC_TAN.
13404 * config/i386/i386.md (UNSPEC_TAN): New constant.
13405 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
13406 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
13407 to correctly model move of constant 1.0 to top stack slot.
13408 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
13409 (unnamed peephole2 pattern): Remove corresponding peephole2
13410 pattern that optimizes tan insn and loading of constant 1.0.
13411 (tanxf2): Use fptanxf4_i387.
13412 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
13413 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
13414 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
13415 disable patterns for SSE math.
13416 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
13417 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
13419 2007-01-18 Dirk Mueller <dmueller@suse.de>
13420 Richard Guenther <rguenther@suse.de>
13423 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
13424 * common.opt (Warray-bounds): Add new warning option.
13425 * c-opts.c (c_common_handle_option): Define -Warray-bounds
13427 * Makefile.in: make tree-vrp.o depend on toplev.h
13428 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
13430 (check_array_refs, check_array_bounds, check_array_ref): New.
13432 2007-01-18 Jan Hubicka <jh@suse.cz>
13434 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
13435 (execute_ssa_ccp): Return flags conditionally.
13436 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
13438 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
13440 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
13442 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
13443 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
13445 * Makefile.c (GTFILES): Add cfglayout.h.
13446 * gengtype.c (open_base_files): Likewise.
13447 * cfglayout.c (cfg_layout_function_footer,
13448 cfg_layout_function_header) Reindent to make gengtype happy.
13449 * cfglayout.h (cfg_layout_function_footer,
13450 cfg_layout_function_header): Add GTY(()) marker.
13452 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
13454 2007-01-18 Ben Elliston <bje@au.ibm.com>
13456 * genautomata.c (write_automata): Include xstrerror output in the
13457 error message if writing the DFA description file fails.
13459 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
13461 * config/mips/mips-protos.h (mips_output_external): Make it
13463 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
13464 * config/mips/mips.c (irix_output_external_libcall): Likewise.
13465 (extern_list): Likewise.
13466 (extern_head): Likewise.
13467 (TARGET_ASM_FILE_END): Likewise.
13468 (mips_file_end): Likewise.
13469 (mips_output_external): Rewritten.
13471 2007-01-18 Ben Elliston <bje@au.ibm.com>
13473 * genpreds.c (write_insn_preds_c): Only write out the function
13474 body for regclass_for_constraint if we have register constraints.
13476 2007-01-17 Tom Tromey <tromey@redhat.com>
13478 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
13479 * doc/install.texi (Testing): Use sourceware.org.
13480 (Binaries): Likewise.
13481 (Specific): Likewise.
13482 * doc/contrib.texi (Contributors): Use sourceware.org.
13484 2007-01-17 Anatoly Sokolov <aesok@post.ru>
13486 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
13487 (AVR_ENHANCED): Rename to ...
13488 (AVR_HAVE_MUL): ... new.
13489 (avr_enhanced_p): Rename to ...
13490 (avr_have_mul_p): ... new.
13491 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
13492 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
13493 * config/avr/avr.c (avr_enhanced_p): Rename to ...
13494 (avr_have_mul_p): ... new.
13495 (base_arch_s): Rename 'enhanced' to 'have_mul'.
13496 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
13497 'avr_enhanced_p' and 'enhanced'.
13498 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
13499 AVR_HAVE_MUL instead of AVR_ENHANCED.
13500 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13501 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
13502 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
13503 instead of AVR_ENHANCED.
13504 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
13505 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
13506 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
13508 2007-01-17 Ian Lance Taylor <iant@google.com>
13510 * vec.h (VEC_reserve_exact): Define.
13511 (vec_gc_p_reserve_exact): Declare.
13512 (vec_gc_o_reserve_exact): Declare.
13513 (vec_heap_p_reserve_exact): Declare.
13514 (vec_heap_o_reserve_exact): Declare.
13515 (VEC_OP (T,A,reserve_exact)): New static inline function, three
13517 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
13518 negative parameter.
13519 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
13520 (VEC_OP (T,A,copy)) [all versions]: Likewise.
13521 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
13522 * vec.c (calculate_allocation): Add exact parameter. Change all
13524 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
13525 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
13526 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
13527 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
13528 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
13529 (vec_heap_p_reserve_exact): New function.
13530 (vec_heap_o_reserve_exact): New function.
13532 2007-01-17 Jan Hubicka <jh@suse.cz>
13534 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
13536 2007-01-17 Eric Christopher <echristo@apple.com>
13538 * config.gcc: Support core2 processor.
13540 2007-01-16 Jan Hubicka <jh@suse.cz>
13542 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
13543 the names, just unlink the chain so we don't crash on dangling pointers
13546 2007-01-16 Jan Hubicka <jh@suse.cz>
13548 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
13549 * tree-pass.h: Reorder to make IPA passes appear toegher.
13550 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
13551 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
13552 parameters, do not call early inliner.
13553 * ipa-inline.c: Update comments. Include tree-flow.h
13554 (cgraph_decide_inlining): Do not compute inlining parameters.
13555 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
13556 be called with function context set up.
13557 (pass_ipa_inline): Remove unreachable functions before pass.
13558 (cgraph_early_inlining): Simplify assuming to be called from the
13560 (pass_early_inline): New pass.
13561 (cgraph_gate_ipa_early_inlining): New gate.
13562 (pass_ipa_early_inline): Turn into simple wrapper.
13563 (compute_inline_parameters): New function.
13564 (gate_inline_passes): New gate.
13565 (pass_inline_parameters): New pass.
13566 (apply_inline): Move here from tree-optimize.c
13567 (pass_apply_inline): New pass.
13568 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
13570 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
13571 doing them by hand.
13572 (tree_function_versioning): Do not allocate dummy struct function.
13573 * tree-inline.h (optimize_inline_calls): Update prototype.
13574 * tree-optimize.c (execute_fixup_cfg): Export.
13575 (pass_fixup_cfg): Remove
13576 (tree_rest_of_compilation): Do not apply inlines.
13577 * tree-flow.h (execute_fixup_cfg): Declare.
13578 * Makefile.in (gt-passes.c): New.
13579 * passes.c: Include gt-passes.h
13580 (init_optimization_passes): New passes.
13581 (nnodes, order): New static vars.
13582 (do_per_function_toporder): New function.
13583 (execute_one_pass): Dump current pass here.
13584 (execute_ipa_pass_list): Don't dump current pass here.
13586 2007-01-16 Janis Johnson <janis187@us.ibm.com>
13588 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
13589 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
13591 2007-01-16 David Edelsohn <edelsohn@gnu.org>
13593 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
13594 (strong_alias): Define.
13595 (__gcc_qmul): Provide non-FMA for soft-float.
13596 (__gcc_qdiv): Same.
13601 (__gcc_qunord): New.
13611 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
13612 soft-float functions.
13613 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
13614 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
13615 about long double soft float.
13617 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
13618 Tehila Meyzels <tehila@il.ibm.com>
13620 * tree-vectorizer.h (is_pattern_stmt_p): New.
13621 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
13622 formatting (tabs instead of spaces). Cleanup and clarify setting
13623 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
13624 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
13625 (vectorizable_type_demotion): Check that types are integral.
13626 (vectorizable_type_promotion): Likewise.
13627 (vectorizable_store): Fix typo. Eliminate new-line at end of
13630 2007-01-16 Jan Hubicka <jh@suse.cz>
13632 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
13635 2007-01-15 Eric Christopher <echristo@apple.com>
13637 * ifcvt.c: Include vec.h, vecprim.h.
13638 (check_cond_move_block): New argument regs.
13639 Reorganize. Add registers used to regs.
13640 (cond_move_process_if_block): Use regs set above as
13643 2007-01-15 Eric Christopher <echristo@apple.com>
13645 * config/darwin.h: Update copyright.
13646 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
13647 (LINK_COMMAND_SPEC): Add -u.
13648 (LINK_SPEC): Fix umbrella for above.
13650 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
13652 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
13655 2007-01-15 Tom Tromey <tromey@redhat.com>
13657 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
13658 * doc/install.texi (Testing): Don't mention jacks.
13659 (Configuration): Document --enable-java-maintainer-mode. Move
13660 --with-java-home to libgcj-specific section. Document
13662 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
13664 2007-01-15 Jan Hubicka <jh@suse.cz>
13666 * tree-ssa-dce.c (DCE_TODOs): New.
13667 (propagate_necessity): Return if something changed.
13668 (eliminate_unnecessary_stmts): Likewise.
13669 (perform_tree_ssa_dce): Return TODO flags when needed.
13670 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
13672 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
13674 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
13675 (fyl2x_extend<mode>xf3_i387): New insn pattern.
13676 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
13677 patterns using X87MODEF12 mode macro. Extend operand 1
13678 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
13679 (log10<mode>2): Ditto.
13680 (log2<mode>2): Ditto.
13681 (log1p<mode>2): Ditto.
13682 (logb<mode>2): Ditto.
13683 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
13684 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
13685 (*fxtractxf3_i387): Rename from *fxtractxf3.
13686 (fxtract_extend<mode>xf3_i387): New insn pattern.
13687 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
13688 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
13689 and gen_fyl2xxf3_i387().
13691 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
13693 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
13694 * cfgloopmanip.c (fix_loop_placement): Made static. Use
13695 get_loop_exit_edges. Changed return type to bool.
13696 * cfgloop.h (fix_loop_placement): Declaration removed.
13698 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
13700 * param.h (MIN_VECT_LOOP_BOUND): New.
13701 * params.def (MIN_VECT_LOOP_BOUND): New.
13702 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
13703 argument - minimum threshold for number of iterations.
13704 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
13705 argument to declaration.
13706 * tree-vect-analyze.c (vect_analyze_operations): Check value of
13707 MIN_VECT_LOOP_BOUND.
13708 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
13709 slpeel_tree_peel_loop_to_edge with additional argument.
13710 (vect_do_peeling_for_alignment): Likewise.
13711 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
13713 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
13716 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
13717 operands of size 1.
13719 2007-01-14 Jan Hubicka <jh@suse.cz>
13721 * tree-dfa.c (remove_referenced_var): New function.
13722 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
13723 prune referenced vars list too.
13724 * tree-flow.h (remove_referenced_var): Declare.
13726 2007-01-14 Jan Hubicka <jh@suse.cz>
13728 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
13730 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
13731 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
13732 * except.h (verify_eh_throw_table_statements): Kill prototype.
13733 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
13734 into call exrepssions.
13735 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
13737 * tree-cfg.c: Include pointer-set.h.
13738 (verify_node_sharing): Work on pointer set.
13739 (verify_eh_throw_stmt_node): New.
13740 (verify_stmts): Use pointers sets, verify throw_stmt.
13742 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
13744 * ipa-reference.c (analyze_function): Consider also addresses taken
13747 2007-01-12 Roger Sayle <roger@eyesopen.com>
13749 * c-typeck.c (null_pointer_constant_p): Replace use of
13750 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13751 (build_c_cast): Likewise.
13753 2007-01-12 Roger Sayle <roger@eyesopen.com>
13755 * tree.h (force_fit_type_double): Remove unused final argument.
13756 * c-common.c (constant_expression_warning): Replace use of
13757 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13758 (convert_and_check): Likewise.
13759 (shorten_compare): Update call to force_fit_type_double.
13760 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
13761 * convert.c (convert_to_pointer): Update call to
13762 force_fit_type_double.
13763 * fold-const.c (force_fit_type_double): Remove overflowed_const
13765 (int_const_binop, fold_convert_const_int_from_int,
13766 fold_convert_const_int_from_real, fold_div_compare,
13767 fold_sign_changed_comparison, fold_unary, fold_negate_const,
13768 fold_abs_const, fold_not_const): Remove the final argument from
13769 calls to force_fit_type_double.
13771 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13773 * configure.ac: Set insn to "nop" for spu-*-* also.
13774 * configure: Regenerate.
13776 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
13778 * builtins.def : Add BUILT_IN_FREE.
13780 2007-01-12 Jan Hubicka <jh@suse.cz>
13782 PR tree-optimization/30443
13783 * tree-inline.c (tree_function_versioning): Do not optimize when
13784 cloning for inlining.
13786 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
13788 * doc/loop.texi: Document recording of loop exits.
13789 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
13790 (update_single_exits_after_duplication,
13791 update_single_exit_for_duplicated_loop,
13792 update_single_exit_for_duplicated_loops): Removed.
13793 (duplicate_loop_to_header_edge): Do not call
13794 update_single_exits_after_duplication and
13795 update_single_exit_for_duplicated_loops.
13796 (loop_version): Do not update single_exit information.
13797 (fix_loop_structure): Use record_loop_exits instead of
13798 mark_single_exit_loops.
13799 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
13800 the lists of loop exits.
13801 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
13802 split_edge, merge_blocks): Update the lists of loop exits.
13803 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
13804 loop_optimizer_init.
13805 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
13806 of mark_single_exit_loops.
13807 (loop_optimizer_finalize): Call release_recorded_exits.
13808 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
13809 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
13810 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
13811 update single exit information.
13812 * lambda-code.c (perfect_nestify): Ditto.
13813 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
13814 (mark_single_exit_loops): Removed.
13815 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
13816 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
13817 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
13819 (get_loop_exit_edges, single_exit): Use recorded exit lists.
13820 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
13821 (verify_loop_structure): Verify consistency of the exit lists.
13822 (flow_loops_find): Use alloc_loop. Initialize exits hash.
13823 (set_single_exit): Removed.
13824 * cfgloop.h (struct loop_exit): New function.
13825 (struct loop): single_exit_ field replaced by exits field.
13826 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
13827 (struct loops): Added exits hash.
13828 (mark_single_exit_loops, set_single_exit): Declaration removed.
13829 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
13831 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13833 * doc/invoke.texi: Avoid use of @headitem.
13835 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13837 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
13839 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13841 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
13844 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13845 Richard Sandiford <richard@codesourcery.com>
13847 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
13848 * config/m68k/m68k.opt: Resort options.
13849 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
13851 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13852 Richard Sandiford <richard@codesourcery.com>
13854 * doc/invoke.texi: Document the macros that are defined by
13855 m68k's -mtune and -mhard-float options.
13856 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
13857 (m68k_cpp_cpu_family): Likewise.
13858 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
13859 of __ucfv*__ macros. Define __mcffpu__ if generating code for
13860 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
13861 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
13862 (m68k_cpp_cpu_family): Likewise.
13864 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13866 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
13867 macros besides mc68000 as tuning macros. Use a switch statement
13868 to set them and mcpu32.
13870 2007-01-12 Julian Brown <julian@codesourcery.com>
13872 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
13873 (TARGET_68040_ONLY): Rename to...
13874 (TARGET_68040): ...this.
13875 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
13876 * config/m68k/m68k.md: Likewise.
13878 2007-01-12 Julian Brown <julian@codesourcery.com>
13879 Nathan Sidwell <nathan@codesourcery.com>
13880 Richard Sandiford <richard@codesourcery.com>
13882 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
13883 the -mcpu= argument associated with the --with-cpu setting.
13884 Define M68K_DEFAULT_TUNE to the default -mtune= option,
13885 if different from the one implied by the -mcpu setting.
13886 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
13887 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
13888 * doc/invoke.texi: Mention ColdFire in the introduction to the
13889 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
13890 -mno-div and -mhard-float options. Make -m68881 a synonym for
13891 -mhard-float. Document the previously-undocumented -m5206e,
13892 -m528x, -m5307 and -m5407 options. Tweak the existing option
13893 documentation for consistency.
13894 * doc/install.texi: Mention new --with-cpu arguments.
13895 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
13896 default CPU if neither -mcpu nor -march are specified.
13897 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
13898 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
13899 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
13900 using m68k_tune to decide between families that implement the
13901 same ISA. Use m68k_tune to set __mcfv4e__.
13902 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
13903 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
13904 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
13905 (FL_ISA_C, FL_ISA_MMU): New macros.
13906 (MASK_COLDFIRE): Delete.
13907 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
13908 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
13909 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
13910 (TARGET_HARD_FLOAT): Do not define here.
13911 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
13912 (TUNE_68000): New macro.
13913 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
13914 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
13915 (TUNE_CFV2): Redefine in terms of m68k_tune.
13916 (uarch_type, target_device, fpu_type): New enums.
13917 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
13918 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
13919 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
13920 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
13921 (FL_FOR_isa_c): New macros.
13922 (m68k_isa): New enum.
13923 (m68k_target_selection): New structure.
13924 (all_devices, all_isas, all_microarchs): New tables.
13925 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13926 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13927 (MASK_ALL_CPU_BITS): Delete.
13928 (m68k_find_selection): New function.
13929 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13930 Map the legacy target options to a combination of the new ones.
13931 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13932 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13933 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13935 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13936 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13938 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13939 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13940 * config/m68k/m68k-devices.def: New file.
13942 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13943 Nathan Sidwell <nathan@codesourcery.com>
13945 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13946 (SUBTARGET_EXTRA_SPECS): New macros.
13947 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13948 use %(asm_cpu_spec) instead.
13949 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13950 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13951 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13952 (EXTRA_SPECS): Rename to...
13953 (SUBTARGET_EXTRA_SPECS): ...this.
13955 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13956 Richard Sandiford <richard@codesourcery.com>
13957 Julian Brown <julian@codesourcery.com>
13959 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13960 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13961 to the configuration's default CPU.
13962 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13963 Remove default masks.
13964 (m680[012]0-*-*): Set the default with_cpu to the first part of
13966 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13967 (m68k*-*-linux): Extend the --with-cpu handling to...
13968 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13969 and m68010. Don't set target_cpu_default2.
13970 * doc/install.texi: Document --with-cpu for m68k.
13971 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13972 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13973 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13974 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13975 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13976 (ASM_SPEC): Remove use of %(asm_cpu_default).
13977 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13978 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13979 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13980 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13981 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13982 (TARGET_DEFAULT): Delete.
13983 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13984 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13985 (CPP_CPU_SPEC): Delete.
13986 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13987 the appropriate string.
13988 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13989 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13990 (ASM_SPEC): Don't use %(asm_default_spec).
13991 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13992 TARGET_DEFAULT and add MASK_68881.
13993 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13995 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13997 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13998 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13999 MASK_68010 alongside MASK_68020.
14000 * doc/invoke.texi: Document -m68010.
14001 * config/m68k/m68k.opt (m68010): New.
14002 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
14004 (TUNE_68010): New macro.
14005 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
14006 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
14007 (M68K_CPU_m68332): Add MASK_68010.
14008 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
14009 fallback definition.
14010 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
14012 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
14013 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
14014 to all entries that use MASK_68020.
14015 (output_move_simode_const, output_move_himode, output_move_qimode)
14016 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
14017 instead of TARGET_68020 to select clr behavior. Remove comment
14018 about there being no TARGET_68010.
14019 * config/m68k/m68k.md: Likewise throughout.
14021 2007-01-12 Julian Brown <julian@codesourcery.com>
14023 * config/m68k/m68k.h (TARGET_ISAB): New macro.
14024 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
14025 * config/m68k/m68k.md: Likewise.
14027 2007-01-12 Julian Brown <julian@codesourcery.com>
14029 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
14030 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
14032 2007-01-12 Julian Brown <julian@codesourcery.com>
14034 * config/m68k/m68k.h (TUNE_68040_60): New macro.
14035 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
14036 * config/m68k/m68k.md: Likewise.
14038 2007-01-12 Julian Brown <julian@codesourcery.com>
14039 Richard Sandiford <richard@codesourcery.com>
14041 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
14042 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
14043 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
14045 (TARGET_CPU32): Rename to...
14046 (TUNE_CPU32): ...this.
14047 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
14048 (TUNE_CFV2): New macros.
14049 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
14050 remove conditions that are implied by TARGET_68020.
14051 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
14052 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
14053 (m68k_output_function_epilogue): Likewise.
14054 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
14055 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
14056 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
14057 non-68000 timings. Refactor multiplication and division costs.
14058 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
14059 TUNE_CPU32 instead of TARGET_CPU32.
14060 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
14061 and TUNE_68060 instead of TARGET_68060.
14062 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
14063 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
14065 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
14066 && !TARGET_COLDFIRE" to choose between moveq and clr.
14067 Likewise in the unnamed movsf pattern.
14068 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
14069 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
14072 2007-01-12 Richard Sandiford <richard@codesourcery.com>
14074 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
14075 of tabbing before backslashes.
14077 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14079 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
14080 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
14081 (ASM_OUTPUT_INTERNAL_LABEL): Define.
14083 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14085 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
14086 find_interesting_uses_cond.
14087 (find_interesting_uses_cond): Use extract_cond_operands.
14088 (rewrite_use_compare): Use extract_cond_operands and
14089 force_gimple_operand_bsi. Do not call update_stmt.
14090 (determine_use_iv_cost_condition): Use extract_cond_operands.
14091 Return cheaper of using original bound and changing the exit bound.
14093 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14095 PR tree-optimization/29516
14096 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
14097 most_expensive_mult_to_index, addr_to_parts,
14098 create_mem_ref, maybe_fold_tmr): Make the type of
14099 fields of TARGET_MEM_REF sizetype.
14100 (move_fixed_address_to_symbol, move_pointer_to_base):
14102 * tree.def (TARGET_MEM_REF): Add comment on types of
14105 2007-01-11 Joseph Myers <joseph@codesourcery.com>
14107 * c-common.c (vector_types_convertible_p): Treat opaque types as
14108 always convertible if they have the same size, but not otherwise.
14110 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
14112 * ifcvt.c (struct noce_if_info): Add comments to the fields.
14113 Remove the b_unconditional field.
14114 (noce_try_sign_mask): Do not look at b_unconditional.
14115 (noce_process_if_block): Do not use merge_if_blocks. Update
14116 the CFG here. Do not set b_unconditional.
14117 (cond_move_process_if_block): Likewise.
14118 (find_cond_trap): Likewise.
14119 (check_cond_move_block): Require simple jump insns at the end
14120 of the basic block.
14122 2007-01-11 Jan Hubicka <jh@suse.cz>
14124 PR tree-optimization/1046
14125 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
14126 when alias info is not ready.
14127 (pass_tail_recursion): Do not require aliasing.
14128 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
14129 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
14130 * tree-ssa-copy.c (pass_copy_prop): Likewise.
14131 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
14132 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
14133 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
14134 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
14136 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
14137 When aliasing is not build, mark statement as volatile.
14139 2007-01-11 Tom Tromey <tromey@redhat.com>
14141 PR preprocessor/15185, PR preprocessor/20989:
14142 * doc/cppopts.texi <-MT>: Update description of algorithm for
14143 computing default target.
14144 <-M, -MD>: Reword "basename" text.
14146 2007-01-11 Roger Sayle <roger@eyesopen.com>
14148 * builtins.c (expand_builtin_pow, expand_builtin_powi,
14149 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
14150 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14151 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
14152 fold_builtin_bswap, real_constp, fold_builtin_pow,
14153 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
14154 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
14155 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
14156 * convert.c (convert_to_pointer): Likewise.
14157 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
14158 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
14159 const_binop, fold_convert_const_int_from_int,
14160 fold_convert_const_int_from_real,
14161 fold_convert_const_real_from_real, sign_bit_p,
14162 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
14163 fold_sign_changed_comparison, fold_unary, fold_comparison,
14164 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
14165 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
14166 * print-tree.c (print_node_brief, print_node): Likewise.
14167 * stor-layout.c (place_field, layout_type): Likewise.
14168 * tree-chrec.c (keep_cast): Likewise.
14169 * tree.c (build_vector, build_real, build_real_from_int_cst,
14170 build_complex): Likewise.
14172 2007-01-11 Roger Sayle <roger@eyesopen.com>
14174 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
14175 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
14177 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
14179 * configure.ac (strict1_warn): Rename to strict_warn.
14180 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
14181 cc_set_by_configure, quoted_cc_set_by_configure,
14182 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
14183 all_boot_languages, all_stagestuff): Remove.
14184 (target_list): Remove bootstrap targets.
14185 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
14186 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
14187 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
14188 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
14189 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
14190 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
14191 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
14192 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
14193 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
14194 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
14195 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
14196 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
14197 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
14198 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
14199 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
14200 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
14201 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
14202 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
14203 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
14204 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
14205 (mostlyclean): Adjust.
14206 (clean, distclean): Don't mention bootstrap stuff.
14207 * configure: Regenerate.
14208 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
14209 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
14210 treelang/config-lang.in (stagestuff): Remove.
14211 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
14212 stageprofile, stagefeedback, stagestuff): Remove mention.
14214 2007-01-11 Nick Clifton <nickc@redhat.com>
14216 * config/mcore/predicates.md (mcore_general_movesrc_operand):
14218 (mcore_general_movdst_operand): Do not accept CONST_INTs.
14219 (mcore_arith_K_S_operand): Run the test for the S constraint not
14220 the test for the M constraint.
14221 (mcore_addsub_operand): Do not accept integer values that are
14222 larger than 32 bits.
14223 * config/mcore/mcore.md: Remove unused constraints from split.
14224 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
14225 (addsi3): Likewise.
14226 (allocate_stack): Likewise.
14227 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
14228 operands to 32 bits.
14229 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
14231 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
14232 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
14233 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
14234 mcore_output_bclri, mcore_output_andn, output_inline_const,
14235 mcore_output_move, mcore_output_movedouble): Likewise.
14236 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
14237 (output_inline_const): Likewise.
14238 (output_inline_const): Fix format strings used in sprintf
14240 * config/mcore/mcore-protos.h: Update prototypes for changed
14241 functions in mcore.c.
14242 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
14243 HOST_WIDE_INT and not int.
14244 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
14245 CONST_OK_FOR_N): Likewise.
14246 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
14247 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
14250 2007-01-10 Jan Hubicka <jh@suse.cz>
14252 * tree-vrp.c (remove_range_assertions): Release defs.
14253 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
14254 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
14256 2007-01-10 Paul Brook <paul@codesourcery.com>
14258 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
14259 * config/arm/arm.md (mulsi3subsi): New insn.
14261 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
14263 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
14264 (tree_transform_and_unroll_loop): New.
14265 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
14268 2007-01-10 Robert Kennedy <jimbob@google.com>
14270 * fold-const.c (fold_comparison): Fold comparisons like (x *
14271 1000 < 0) to (x < 0).
14273 2007-01-10 Ian Lance Taylor <iant@google.com>
14275 * tree-pretty-print.c (dump_generic_node): Print parentheses when
14276 operands have the same priority.
14278 2007-01-10 Tom Tromey <tromey@redhat.com>
14280 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
14281 (fold_binary): Likewise.
14282 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
14283 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
14284 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
14285 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
14286 * langhooks.h (struct lang_hooks): Removed field
14287 'can_use_bit_fields_p'.
14289 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
14291 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
14293 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
14295 * function.c (get_last_funcdef_no): New function.
14296 * function.h (get_last_funcdef_no): Declare.
14297 * tree-inline.c (initialize_cfun): Add initialization.
14298 (tree_function_versioning): Cleanup.
14300 2007-01-10 Jan Hubicka <jh@suse.cz>
14302 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
14305 2007-01-10 Sa Liu <saliu@de.ibm.com>
14306 Ben Elliston <bje@au.ibm.com>
14308 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
14309 for SAVE_NONLOCAL and Pmode for any other save level.
14310 * spu-protos.h (spu_restore_stack_block): Declare.
14311 * spu.md (save_stack_block): Remove.
14312 (restore_stack_block): Call spu_restore_stack_block.
14313 * spu.c (spu_restore_stack_block): New function.
14314 (spu_expand_epilogue): Remove old comment.
14316 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14318 PR tree-optimization/30322
14319 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
14320 (cand_value_at): Return the value as aff_tree.
14321 (may_eliminate_iv): Convert the bound from aff_tree to tree.
14322 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
14323 aff_combination_mult): New functions.
14324 (aff_combination_add): Use aff_combination_add_cst.
14325 (aff_combination_convert): Allow conversions to a wider type.
14326 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
14327 * tree-affine.h (aff_combination_mult): Declare.
14329 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
14331 * doc/tm.texi: Update documentation to reflect reality of exec
14332 and start file search behaviours. Update copyright year.
14333 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
14334 header file directories.
14336 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
14338 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
14339 (*cosxf2): Rename to cosxf2_i387.
14340 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
14341 using X87MODEF12 mode macro. Rename patterns to
14342 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
14344 (*cosdf2, *cossf2): Ditto.
14345 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
14346 to match extended input operands.
14347 (sincos<mode>3): New expander.
14348 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
14349 insn patterns and corresponding splitters.
14351 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
14353 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
14354 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
14356 2007-01-09 Nicolas Pitre <nico@cam.org>
14359 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
14361 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14363 * target.h (struct gcc_target): New field library_rtti_comdat.
14364 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
14365 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
14366 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
14367 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
14369 2007-01-08 Geoffrey Keating <geoffk@apple.com>
14371 * doc/invoke.texi (Optimize Options): Correct description of -O0.
14373 2007-01-08 Richard Guenther <rguenther@suse.de>
14375 * tree.h (force_fit_type_double): Export.
14376 (force_fit_type): Remove.
14377 * fold-const.c (force_fit_type_double): New function.
14378 (force_fit_type): Remove.
14379 (int_const_binop): Use it.
14380 (fold_convert_const_int_from_int): Likewise.
14381 (fold_convert_const_int_from_real): Likewise.
14382 (fold_div_compare): Likewise.
14383 (fold_sign_changed_comparison): Likewise.
14384 (fold_unary): Likewise.
14385 (fold_negate_const): Likewise.
14386 (fold_abs_const): Likewise.
14387 (fold_not_const): Likewise.
14388 * c-common.c (shorten_compare): Use force_fit_type_double.
14389 * convert.c (convert_to_pointer): Likewise.
14391 2007-01-08 Richard Guenther <rguenther@suse.de>
14393 * tree.h (build_int_cst_wide_type): Export.
14394 * tree.c (build_int_cst_wide_type): New function.
14395 (build_int_cst_wide): Fix comment.
14396 * builtins.c (fold_builtin_object_size): Use build_int_cst
14397 to build -1 or 0 of the correct type. Use fit_double_type
14398 to check for overflow.
14399 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
14401 (decode_field_reference): Likewise.
14402 (all_ones_mask_p): Likewise.
14403 (native_interpret_int): Use build_int_cst_wide_type.
14404 (fold_binary): Use build_int_cst_type to build an all-ones
14406 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
14408 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
14410 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
14412 2007-01-09 Ben Elliston <bje@au.ibm.com>
14414 * genautomata.c (STATS_OPTION): New option.
14415 (stats_flag): New flag.
14416 (gen_automata_option): Handle it.
14417 (initiate_automaton_gen): Ditto.
14418 (write_automata): Output statistics only if stats_flag is
14419 set. Likewise, output time statistics only if time_flag is set.
14420 * doc/md.texi (Processor pipeline description): Document new flag.
14422 2007-01-08 Richard Guenther <rguenther@suse.de>
14424 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
14425 * tree.c (build_int_cst_type): Likewise.
14426 (size_in_bytes): Don't call force_fit_type on the result.
14427 (int_fits_type_p): Use fit_double_type.
14428 * fold-const.c (fit_double_type): New function.
14429 (force_fit_type): Use it.
14430 * tree.h (fit_double_type): Export.
14432 2007-01-08 Jan Hubicka <jh@suse.cz>
14434 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
14435 * ipa.c (function_and_variable_visibility): Fix return type.
14437 2007-01-08 Richard Guenther <rguenther@suse.de>
14439 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
14440 of offset to build the index.
14441 * tree-pretty-print.c (dump_generic_node): Don't build negated
14442 const just for printing.
14443 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14444 * builtins.c (fold_builtin_int_roundingfn): Check if result
14445 fits the type by using force_fit_type and comparing the result.
14446 * predict.c (predict_loops): Use compare_tree_int for comparison.
14447 * tree.c (build_int_cst): Fall back to integer_type_node for
14449 (build_int_cst_wide): Assert type is non-null.
14451 2007-01-08 Roberto Costa <roberto.costa@st.com>
14453 * tree-vrp.c (extract_range_from_cond_expr): New.
14454 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
14455 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
14457 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
14458 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
14459 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
14460 used as expressions.
14461 * tree-object-size.c (cond_expr_object_size): New.
14462 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
14464 2007-01-08 Jan Hubicka <jh@suse.cz>
14466 * tree-ssa-forwprop.c (forward_propagate_into_cond,
14467 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
14470 2007-01-08 Richard Guenther <rguenther@suse.de>
14472 PR tree-optimization/23603
14473 * tree-vrp.c (set_value_range_to_truthvalue): New function.
14474 (extract_range_from_binary): Fall back to truthvalue instead of
14475 varying for TRUTH_*_EXPR.
14476 (extract_range_from_comparison): Fall back to truthvalue instead of
14478 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
14479 if all visited PHI values were constant.
14481 2007-01-08 Jan Hubicka <jh@suse.cz>
14483 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
14484 (cgraph_analyze_function): break out from ...
14485 (cgraph_finalize_compilation_unit): ... here.
14486 (cgraph_expand_function): Remove forgoten commented out line.
14487 (cgraph_optimize): Analyze functions.
14489 2007-01-08 Jan Hubicka <jh@suse.cz>
14491 * tree-pas.h (TODO_remove_function): New flag.
14492 (TODO_update*): Renumber.
14493 (pass_ipa_increase_alignment,
14494 pass_ipa_function_and_variable_visibility): New passes.
14495 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
14496 (cgraph_function_and_variable_visibility): Move to ipa.c
14497 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
14498 cgraph_increase_alignment.
14499 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
14500 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
14501 calling tree-inline.
14502 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
14503 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
14504 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
14505 (gate_increase_alignment): New function.
14506 (pass_ipa_increase_alignment): New pass.
14507 * ipa.c: Inline tree-pass.h and timevar.h
14508 (function_and_variable_visibility): Move here from cgraphunit.c
14509 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
14510 * passes.c (init_optimization_passes): Add the two new passes.
14511 (execute_todo): Handle cgraph_remove_functions.
14513 2007-01-08 Nick Clifton <nickc@redhat.com>
14515 * config/frv/predicates.md (reg_or_0_operand): Accept
14518 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
14520 * config/bfin/rtems.h, config/bfin/t-rtems: New.
14521 * config.gcc: Add bfin*-rtems*.
14523 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14525 * c.opt: Add -flax-vector-conversions.
14526 * c-typeck.c (convert_for_assignment): Pass flag to
14527 vector_types_convertible_p to allow emission of note.
14528 (digest_init): Likewise.
14529 * c-opts.c: Handle -flax-vector-conversions.
14530 * c-common.c (flag_lax_vector_conversions): New.
14531 (vector_types_convertible_p): Unless -flax-vector conversions
14532 has been passed, disallow conversions between vectors with
14533 differing numbers of subparts and/or element types. If such
14534 a conversion is disallowed, possibly emit a note on the first
14535 occasion only to inform the user of -flax-vector-conversions.
14536 The new last argument specifies this.
14537 * c-common.h (flag_lax_vector_conversions): New.
14538 (vector_types_convertible_p): Add extra argument.
14539 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14540 char_type_node for V*QI type vectors.
14541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
14542 Update to satisfy new typechecking rules.
14543 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
14544 C and C++ variants.
14545 * doc/invoke.texi (C Dialect Options): Document
14546 -flax-vector-conversions.
14548 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
14550 PR tree-optimization/29877
14551 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
14552 a register variable on the RHS to not be replaceable.
14554 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
14555 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
14556 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
14557 const_simm15, const_pow2, const_npow2): Added.
14558 * config/score/misc.md (insv, extv, extzv, movmemsi,
14559 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
14560 * config/score/score.c (score_address_cost, score_select_cc_mode):
14562 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
14563 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
14564 Update score_print_operand.
14565 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
14566 Adjust register allocate order and update some macro define.
14567 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
14568 mdx_block_move_straight, mdx_block_move_loop_head,
14569 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
14570 mdx_block_move): Added.
14571 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
14572 mdp_limm): Updated and fix some bug and typo.
14573 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
14574 (movsf, movdf, doloop_end): Added.
14576 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
14578 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
14579 config/arm/thumb2.md: Fix comment typos.
14580 * doc/extend.texi: Fix a typo.
14582 2007-01-07 Eric Christopher <echristo@apple.com>
14584 * configure.ac: Check for __stack_chk_fail for darwin.
14585 * configure: Regenerate.
14587 2007-01-07 Richard Guenther <rguenther@suse.de>
14589 * tree-vrp.c (extract_range_from_assert): CSE calls to
14590 compare_values where possible.
14591 (extract_range_from_unary_expr): Likewise.
14593 2007-01-07 Anatoly Sokolov <aesok@post.ru>
14595 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
14596 * config/avr/avr.c (call_insn_operand): Delete function.
14597 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
14598 instead of register number. Use predicates.
14599 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
14600 call_insn_operand): Add.
14602 2007-01-06 Jan Hubicka <jh@suse.cz>
14604 * tree-pass.h (pass_build_cgraph_edges): Declare.
14605 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
14606 (visited_nodes): Remove.
14607 (cgraph_create_edges): Move to cgraphbuild.c; rename to
14608 build_cgrpah_edges; make visited_nodes local.
14609 (cgraph_process_new_functions): DO not call initialize_inline_failed.
14610 (record_references_in_initializer): Move to cgraphbuild.c
14611 (initialize_inline_failed, rebuild_cgraph_edges,
14612 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
14613 (verify_cgraph_node): Make visited_nodes local.
14614 (cgraph_analyze_function): Do not call cgraph_create_edges and
14615 initialize_inline_failed.
14616 (cgraph_expand_function): Do not call cgraph_lower_function;
14617 assert that function is already lowered.
14618 * Makefile.in (cgraphbuild.o): New.
14619 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
14620 at the end of lowering passes.
14622 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
14624 * ifcvt.c (cond_move_convert_if_block): New function, code
14625 factored out from...
14626 (cond_move_process_if_block): ...here. Call the new function
14627 on the THEN and ELSE blocks.
14628 (merge_if_block): Do not copy global_live_at_end, merge_blocks
14629 already takes care of this.
14631 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14634 * tree.h (TREE_OVERFLOW_P): New.
14635 * c-typeck.c (parser_build_unary_op): Warn only if result
14636 overflowed and operands did not.
14637 (parser_build_binary_op): Likewise.
14638 (convert_for_assignment): Remove redundant overflow_warning.
14639 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
14641 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14643 * c-typeck.c (store_init_value): Split over two lines to follow
14644 the GNU coding style.
14646 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
14648 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
14649 __GXX_EXPERIMENTAL_CXX0X__.
14650 * doc/cpp.texi: Same.
14652 2007-01-05 Richard Guenther <rguenther@suse.de>
14654 PR middle-end/27826
14655 * tree.c (get_narrower): Do not construct COMPONENT_REFs
14656 with mismatched types. Instead explicitly build a
14657 conversion NOP_EXPR.
14659 2007-01-05 Ian Lance Taylor <iant@google.com>
14661 * c-common.c (decl_with_nonnull_addr_p): New function.
14662 (c_common_truthvalue_conversion): Call it.
14663 * c-typeck.c (build_binary_op): Likewise.
14664 * c-common.h (decl_with_nonnull_addr_p): Declare.
14666 2007-01-05 Jakub Jelinek <jakub@redhat.com>
14669 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
14672 2007-01-05 Joel Brobecker <brobecker@adacore.com>
14674 * doc/install.texi (Final install): Document the fact that
14675 the GNAT runtime should not be stripped.
14677 2007-01-04 Jan Hubicka <jh@suse.cz>
14679 * tree-inline.c (fold_marked_statements): Update operand caches
14680 and EH after folding
14682 2007-01-04 Ian Lance Taylor <iant@google.com>
14684 * c-common.c (check_function_nonnull): Whitespace fix.
14686 2007-01-04 Jan Hubicka <jh@suse.cz>
14688 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
14689 comitted older version of patch.
14690 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
14691 function, celanup cfg and collect garbage.
14693 2007-01-04 Mike Stump <mrs@apple.com>
14695 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
14698 2007-01-04 Eric Christopher <echristo@apple.com>
14700 * libgcc2.c (__bswapsi2): Use SItype.
14701 (__bswapdi2): Use DItype.
14702 * libgcc2.h: Update for above.
14704 2007-01-04 Paul Brook <paul@codesourcery.com>
14706 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
14707 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
14708 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
14709 umulsidi3, umulsidi3adddi, smulsi3_highpart,
14710 umulsi3_highpart): Make conditional on !arm_arch6.
14711 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
14712 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
14713 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
14714 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
14715 umulsi3_highpart_v6): New insns.
14717 2007-01-04 Roger Sayle <roger@eyesopen.com>
14719 * fold-const.c (fold_convert): When casting an expression to void,
14720 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
14721 have a type. Instead of attempting to build a NOP_EXPR, return
14722 these "special" trees directly.
14724 2007-01-04 Joseph Myers <joseph@codesourcery.com>
14726 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
14727 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
14728 rs6000_cost->fp not 0 as adjustment for outer NEG.
14730 2007-01-04 Jan Hubicka <jh@suse.cz>
14732 * cgraph.c (cgraph_release_function_body): New function.
14733 (cgraph_remove_node): Use it.
14734 * cgraph.h (cgraph_release_function_body): Declare.
14735 * cgraphunit.c (cgraph_expand_function): Use it.
14736 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
14737 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
14738 is initialized and while compilation of other function is running.
14739 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
14740 statement CFG annotations from here to ...
14741 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
14743 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
14745 * cfgloop.h (enum li_flags): Make the constants powers of two.
14747 2007-01-04 Jan Hubicka <jh@suse.cz>
14749 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
14751 (fold_marked_statements): New function.
14752 (optimize_inline_calls, tree_function_versioning): Fold new statements.
14753 * tree-inline.h (copy_body_data): Add statements_to_fold.
14755 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
14757 * config.gcc: Mention libgcc/config.host.
14758 * Makefile.in: Update comments mentioning libgcc.
14759 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
14760 (all.cross, start.encap, rest.encap, rest.cross): Update
14761 dependencies for libgcc move.
14762 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
14763 (clean-target, clean-target-libgcc): Delete.
14764 (srcdirify, GCC_EXTRA_PARTS): New macros.
14765 (libgcc-support, libgcc.mvars): New rules.
14766 (distclean): Remove mention of mklibgcc.
14767 (install): Don't reference INSTALL_LIBGCC.
14768 (install-common): Don't reference EXTRA_PARTS.
14769 (install-libgcc, install-multilib): Delete rules.
14770 * mklibgcc.in: Delete file.
14771 * doc/configfiles.texi: Don't mention mklibgcc.
14773 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
14774 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
14775 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
14776 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
14777 (mklibgcc, ldblspecs): Likewise.
14779 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
14780 (posixpre.def): Use $(T).
14781 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
14782 (SHLIB_SRC, SHLIB_INSTALL): Delete.
14783 (SHLIB_LINK): Make dummy.
14784 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
14786 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
14788 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
14789 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
14790 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
14791 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
14793 * configure.ac (all_outputs): Remove mklibgcc.
14794 * configure: Regenerated.
14796 2007-01-03 Josh Conner <jconner@apple.com>
14798 PR middle-end/29683
14799 * calls.c (compute_argument_addresses): Set stack and stack_slot
14800 for partial args, too.
14801 (store_one_arg): Use locate.size.constant for the size when
14802 generating a save_area.
14804 2007-01-03 Robert Kennedy <jimbob@google.com>
14806 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
14807 whose definitions are deleted due to basic block merging.
14809 2007-01-03 Paul Brook <paul@codesourcery.com>
14812 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
14814 (use_return_insn): Return 0 for Thumb interrupt functions.
14815 (print_multi_reg): Add rfe argument for IRQ returns.
14816 (arm_output_epilogue): Pop interrupt return address directly into PC.
14817 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
14819 2007-01-03 Paul Brook <paul@codesourcery.com>
14821 Merge from sourcerygxx-4_1.
14822 * config/arm/thumb2.md: New file.
14823 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
14825 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
14826 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14827 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
14828 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
14830 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
14831 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
14833 * config/arm/ieee754-sf.S: Ditto.
14834 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
14835 (thumb1_base_register_rtx_p): ... to this.
14836 (thumb_index_register_rtx_p): Rename...
14837 (thumb1_index_register_rtx_p): ... to this.
14838 (thumb_output_function_prologue): Rename...
14839 (thumb1_output_function_prologue): ... to this.
14840 (thumb_legitimate_address_p): Rename...
14841 (thumb1_legitimate_address_p): ... to this.
14842 (thumb_rtx_costs): Rename...
14843 (thumb1_rtx_costs): ... to this.
14844 (thumb_compute_save_reg_mask): Rename...
14845 (thumb1_compute_save_reg_mask): ... to this.
14846 (thumb_final_prescan_insn): Rename...
14847 (thumb1_final_prescan_insn): ... to this.
14848 (thumb_expand_epilogue): Rename...
14849 (thumb1_expand_epilogue): ... to this.
14850 (arm_unwind_emit_stm): Rename...
14851 (arm_unwind_emit_sequence): ... to this.
14852 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
14853 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
14854 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
14855 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
14856 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
14857 thumb2_output_casesi): New functions.
14858 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
14859 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
14860 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
14861 THUMB2_WORK_REGS): Define.
14862 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
14863 arm_condexec_mask, arm_condexec_masklen)): New variables.
14864 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
14865 (arm_override_options): Check new CPU capabilities.
14866 Set new architecture flag variables.
14867 (arm_isr_value): Handle v7m interrupt functions.
14868 (user_return_insn): Return 0 for v7m interrupt functions. Handle
14870 (const_ok_for_arm): Handle Thumb-2 constants.
14871 (arm_gen_constant): Ditto. Use movw when available.
14872 (arm_function_ok_for_sibcall): Return false for v7m interrupt
14874 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
14875 (thumb_find_work_register, arm_load_pic_register,
14876 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
14877 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
14878 print_multi_reg, output_mov_long_double_fpa_from_arm,
14879 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
14880 output_mov_double_fpa_from_arm, output_move_double,
14881 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
14882 output_return_instruction, arm_output_function_prologue,
14883 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
14884 arm_output_mi_thunk, thumb_set_return_address): Ditto.
14885 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
14886 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
14887 (arithmetic_instr, shift_op): Use arm_shift_nmem.
14888 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
14890 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
14891 (thumb_expand_prologue): Use thumb_set_frame_pointer.
14892 (arm_file_start): Output directive for unified syntax.
14893 (arm_unwind_emit_set): Handle stack alignment instruction.
14894 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
14895 Add v6t2, v7, v7a, v7r and v7m.
14896 (RETLDM): Add Thumb-2 code.
14897 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
14898 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
14899 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
14900 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
14901 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
14902 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
14903 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
14904 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
14905 ADJUST_INSN_LENGTH): Define.
14906 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
14907 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
14908 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
14909 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
14910 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
14911 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
14912 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
14913 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
14914 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
14915 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
14916 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
14917 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
14918 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
14919 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
14920 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
14921 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
14922 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14924 * config/arm/arm-tune.md: Regenerate.
14925 * config/arm/arm-protos.h: Update prototypes.
14926 * config/arm/vfp.md: Enable patterns for Thumb-2.
14927 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14928 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14929 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14930 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14931 * config/arm/libunwind.S: Add Thumb-2 code.
14932 * config/arm/constraints.md: Update include Thumb-2.
14933 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14934 * config/arm/ieee754-df.S: Ditto.
14935 * config/arm/bpabi.S: Ditto.
14936 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14937 * config/arm/predicates.md (low_register_operand,
14938 low_reg_or_int_operand, thumb_16bit_operator): New.
14939 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14940 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14941 * config/arm/t-arm-elf: Add armv7 multilib.
14942 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14944 (UNSPEC_STACK_ALIGN, ce_count): New.
14945 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14946 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14948 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14949 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14950 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14951 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14952 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14953 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14955 * doc/extend.texi: Document ARMv7-M interrupt functions.
14956 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14958 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14960 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14961 (struct _Unwind_Context): Rename args_size to flags, remove
14962 signal_frame field, add a new args_size field and version field.
14963 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14964 _Unwind_IsExtendedContext): New inline functions.
14965 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14966 Assume by_value array is only present if _Unwind_IsExtendedContext.
14967 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14968 _Unwind_IsSignalFrame.
14969 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14970 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14971 (uw_init_context_1): Initialize context->flags to
14972 EXTENDED_CONTEXT_BIT.
14973 * config/rs6000/linux-unwind.h (frob_update_context): Use
14974 _Unwind_SetSignalFrame.
14976 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14978 PR middle-end/30353
14979 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14980 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14983 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14985 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14986 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14987 RET, AT_SP): Remove.
14988 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14991 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14992 * cfgbuild.c (find_basic_blocks): Likewise.
14993 * cfgrtl.c (rtl_create_basic_block): Likewise.
14994 * function.c (temp_slots_at_level): Likewise.
14995 * reg-stack.c (stack_regs_mentioned): Likewise.
14996 * regclass.c (allocate_reg_info): Likewise.
14997 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14998 set_bb_for_stmt, move_block_to_fn): Likewise.
14999 * tree-complex.c (tree_lower_complex): Likewise.
15000 * vec.h (VEC_safe_grow_cleared): New.
15002 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
15004 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
15006 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
15007 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
15009 * cfgloopmanip.c (scale_loop_frequencies): Export.
15010 (loopify): Scale the frequencies by prescribed coefficients.
15011 (set_zero_probability): New function.
15012 (duplicate_loop_to_header_edge): Improve updating of frequencies.
15013 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
15014 and frequencies according to arguments.
15015 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
15017 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
15018 * modulo-sched.c (sms_schedule): Set probabilities for entering
15019 versioned loop correctly.
15020 * tree-vect-transform.c (vect_transform_loop): Ditto.
15021 * cfgloop.h (loopify, loop_version): Declaration changed.
15022 (scale_loop_frequencies): Declared.
15024 2007-01-02 Jan Hubicka <jh@suse.cz>
15026 * cgraph.c: Include tree-flow.h
15027 (cgraph_add_new-function): Handle IPA_SSA mode; execute
15028 early_local_passes.
15029 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
15030 * tree-pass.h (pass_all_early_optimizations): Declare.
15031 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
15032 early_local_passes.
15033 (cgraph_analyze_function): Do early_local_passes.
15034 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15035 Do not add referenced vars.
15036 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
15038 (gate_all_early_local_passes): New gate.
15039 (pass_early_local_passes): Use new gate.
15040 (execute_early_local_optimizations): New functions.
15041 (gate_all_early_optimizations): New gate.
15042 (pass_all_early_optimizations): New pass.
15043 (execute_free_datastructures): Free SSA only when initialized.
15044 (gate_init_datastructures): Init only when optimizing.
15045 (tree_lowering_passes): Do early local passes when called late.
15046 * tree-profile.c (do_tree_profiling): Don't profile functions added
15048 (do_early_tree_profiling, pass_early_tree_profile): Kill.
15049 * tree-cfg.c (update_modified_stmts): Do not update when operands are
15051 * passes.c (init_optimizations_passes): Reorder so we go into SSA
15052 during early_local_passes.
15053 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
15056 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15058 * Makefile.in: Update copyright year.
15060 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
15062 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
15063 in $(lang_checks) and check-consistency targets.
15065 2007-01-02 Jan Hubicka <jh@suse.cz>
15067 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
15068 Do not add referenced vars.
15069 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
15071 * passes.c (init_optimization_passes): Put mudflap_2 after
15072 free_datastructures.
15074 2007-01-02 Jan Hubicka <jh@suse.cz>
15076 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
15077 Set NOTHROW flag on call statements proved to be nothrow.
15078 Update statement of local calls so new pure/const functions are
15079 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
15081 (tree_rest_of_compilation): Register hooks and initialize bitmap
15082 early. Do not set after_inlining flag.
15084 2007-01-02 Steve Ellcey <sje@cup.hp.com>
15086 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
15087 HOST_BITS_PER_LONGLONG
15089 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15092 * c-typeck.c (store_init_value): Don't emit pedantic overflow
15093 warning for non-static initializers.
15095 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
15097 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
15098 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
15099 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
15100 Always use set_unique_reg_note to add REG_EQUAL notes.
15102 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15105 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15107 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15108 * cfgbuild.c (find_basic_blocks): Likewise.
15109 * cfgrtl.c (rtl_create_basic_block): Likewise.
15110 * function.c (temp_slots_at_level): Likewise.
15111 * reg-stack.c (stack_regs_mentioned): Likewise.
15112 * regclass.c (allocate_reg_info): Likewise.
15113 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15114 set_bb_for_stmt, move_block_to_fn): Likewise.
15115 * tree-complex.c (tree_lower_complex): Likewise.
15116 * vec.h (VEC_safe_grow_cleared): New.
15118 2007-01-02 Ian Lance Taylor <iant@google.com>
15120 * c-common.c (c_common_truthvalue_conversion): When warning about
15121 using an assignment as a truth value, set TREE_NO_WARNING.
15123 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15126 * c.opt (Wold-style-declaration): New.
15127 * doc/invoke.texi (C-only Warning Options): New.
15128 (Wold-style-declaration): Document it.
15129 (Wextra): Enabled by -Wextra.
15130 * c-opts.c (c_common_post_options): Enabled by -Wextra.
15131 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
15132 -Wold-style-declaration.
15134 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
15136 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
15137 * cfgbuild.c (find_basic_blocks): Likewise.
15138 * cfgrtl.c (rtl_create_basic_block): Likewise.
15139 * function.c (temp_slots_at_level): Likewise.
15140 * reg-stack.c (stack_regs_mentioned): Likewise.
15141 * regclass.c (allocate_reg_info): Likewise.
15142 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
15143 set_bb_for_stmt, move_block_to_fn): Likewise.
15144 * tree-complex.c (tree_lower_complex): Likewise.
15145 * vec.h (VEC_safe_grow_cleared): New.
15147 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
15149 * c-common.c (c_common_nodes_and_builtins): Since variants of
15150 void_type_node get built before it is given a name, we need to
15151 give those variants the name, too.
15152 (complete_array_type): We need to work with the canonical main
15153 type of the array, from which we will build the qualified version.
15154 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
15155 * print-tree.c (print_node): Display canonical type information
15157 * stor-layout.c (layout_type): When we don't know the
15158 alignment of a type for which we're building an array, we end up
15159 guessing wrong, so make the type require structural equality.
15160 * tree.c (make_node_stat): When we build a new type, it is its
15161 own canonical type.
15162 (build_type_attribute_qual_variant): When building an attribute
15163 variant, its canonical type is the non-attribute variant. However,
15164 if the attributes are target-dependent and they differ, we need to
15165 use structural equality checks for this type.
15166 (build_qualified_type): A qualified type is not equivalent to its
15167 unqualified variant; set the canonical type appropriately.
15168 (build_distinct_type_copy): When building a distinct type from
15169 another type, the new type is its own canonical type.
15170 (build_variant_type_copy): When building a new type variant, we
15171 assume that it is equivalent to the original type.
15172 (build_pointer_type_for_mode): When building a pointer type, also
15173 build a canonical type pointer.
15174 (build_reference_type_for_mode): When building a reference type,
15175 also build a canonical type reference.
15176 (build_index_type): When we can't hash an index type (e.g.,
15177 because its maximum value is negative), the index type requires
15178 structural equality tests.
15179 (build_array_type): Build the canonical form of an array type.
15180 (build_function_type): Function types require structural equality,
15181 because they contain default arguments, attributes, etc.
15182 (build_method_type_directly): Ditto for method types.
15183 (build_offset_type): Build the canonical offset type.
15184 (build_complex_type): Build the canonical vector type.
15185 (make_vector_type): Build the canonical vector type.
15186 * tree.h (TYPE_CANONICAL): New.
15187 (TYPE_STRUCTURAL_EQUALITY_P): New.
15188 (SET_TYPE_STRUCTURAL_EQUALITY): New.
15189 (struct tree_type): Added "canonical" field.
15190 * params.h (VERIFY_CANONICAL_TYPES): New.
15191 * doc/c-tree.texi (TYPE_CANONICAL): Document.
15192 (TYPE_STRUCTURAL_EQUALITY_P): Document.
15193 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
15194 * doc/invoke.texi (verify-canonical-types): Document --param
15195 parameter for verifying canonical types.
15197 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15199 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
15200 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
15201 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
15202 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
15204 * config/rs6000/e500.h: New.
15205 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
15206 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
15208 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
15209 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
15210 TARGET_E500_DOUBLE): Remove.
15211 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
15212 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
15213 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
15214 * config/rs6000/rs6000.c (rs6000_override_options): Use
15215 CHECK_E500_OPTIONS.
15217 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15219 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
15220 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
15221 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
15222 rs6000_emit_cmove): Don't check TARGET_E500.
15223 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
15224 sordered): Don't check TARGET_E500.
15226 2007-01-01 Eric Christopher <echristo@apple.com>
15228 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
15229 HARD_REGISTER_NUM_P.
15231 2007-01-01 Roger Sayle <roger@eyesopen.com>
15233 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
15234 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
15235 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
15238 2007-01-01 Mike Stump <mrs@apple.com>
15240 * configure.ac: Remove support for building with Apple's gcc-3.1.
15242 2007-01-02 Joseph Myers <joseph@codesourcery.com>
15244 PR middle-end/30311
15245 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
15246 REG is a hard register. Do not modify REG before calling
15248 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
15249 multiple of the size of YMODE for certain lowpart cases.
15251 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15253 PR middle-end/30253
15254 * gimplify (voidify_wrapper_expr): Update for
15255 GIMPLE_MODIFY_STMT.
15257 2007-01-01 Andreas Schwab <schwab@suse.de>
15260 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
15261 save of BR0 in extra_spill_size instead of spill_size.
15262 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
15264 (ia64_expand_epilogue): Restore BR0 from its new location.
15266 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15268 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
15269 Use a temporary variable if the left hand side is not a gimple
15272 2007-01-01 Andrew Pinski <pinskia@gmail.com>
15274 * gimplify.c (gimplify_return_expr): Make the temporary variable
15275 for the return expression, a gimple register variable.
15277 2007-01-01 Jan Hubicka <jh@suse.cz>
15279 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
15282 2007-01-01 Mike Stump <mrs@apple.com>
15284 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
15286 * config/darwin.c (machopic_select_rtx_section): Use
15287 HAVE_GAS_LITERAL16.
15288 (darwin_mergeable_constant_section): Likewise.
15289 * configure: Regenerate.
15290 * config.in: Regenerate.
15292 2007-01-01 Jan Hubicka <jh@suse.cz>
15293 Andrew Pinski <pinskia@gmail.com>
15295 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
15296 before starting IPA passes.