1 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
4 * caller-save.c (insert_restore): Verify alignment of spill
6 (insert_save): Likewise.
8 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
10 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
11 (STACK_SLOT_ALIGNMENT): Likewise.
13 * function.c (LOCAL_ALIGNMENT): Removed.
14 (get_stack_local_alignment): New.
15 (assign_stack_local): Use it. Set alignment on stack slot.
16 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
19 (STACK_SLOT_ALIGNMENT): New.
21 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
24 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
26 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
29 * config/i386/i386.md (allocate_stack_worker_64): Make sure
30 argument operand in rax isn't removed.
32 2008-05-26 Richard Guenther <rguenther@suse.de>
35 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
36 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
38 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
41 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
43 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
45 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
46 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
48 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
50 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
51 build a trampoline if we don't want one.
52 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
53 return zero for nested functions if we don't want a trampoline.
55 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
57 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
59 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
62 * c.opt: Removed undocumented option '-lang-fortran'.
63 * c-common.h: Removed global variable 'lang_fortran'.
64 * c-opts.c (c_common_handle_option): Removed code to handle
65 option '-lang-fortran'. Updated includes.
66 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
67 definition of '__GFORTRAN__'.
68 (define__GNUC__): Reimplemented to use BASEVER and
70 (builtin_define_with_value_n): Removed.
71 * c-incpath.h: Renamed to ...
72 * incpath.h: ... this.
73 * c-incpath.c: Renamed to ...
74 * incpath.c: ... this. Updated includes.
75 * fix-header.c: Updated includes.
76 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
77 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
78 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
80 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
82 * tree.h: Update the table of flags used on tree nodes.
83 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
84 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
85 (FORCED_LABEL): Add access check.
86 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
87 (ASM_INPUT_P): Likewise.
88 (ASM_VOLATILE_P): Likewise.
89 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
90 (OMP_SECTION_LAST): Access private_flag directly.
91 (OMP_RETURN_NOWAIT): Likewise.
92 (OMP_PARALLEL_COMBINED): Likewise.
93 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
94 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
95 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
96 deprecated_flag directly.
98 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
100 * final.c (frame_pointer_needed): Removed.
101 * flags.h (frame_pointer_needed): Likewise.
103 * function.h (rtl_data): Add frame_pointer_needed.
104 (frame_pointer_needed): New.
106 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
108 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
110 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
112 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
115 2008-05-25 Alan Modra <amodra@bigpond.net.au>
117 * c-common.c (strip_array_types): Move function to..
119 (get_inner_array_type): Delete.
120 * c-common.h (strip_array_types): Move declaration to..
122 (get_inner_array_type): Delete.
123 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
124 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
125 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
126 * config/pa/pa.c (emit_move_sequence): Likewise.
128 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/i386.md (*sse_prologue_save_insn): Set length
133 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
135 * function.c: Include target hook for nonlocal_goto frame value.
137 2008-05-24 Richard Guenther <rguenther@suse.de>
139 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
140 a scalar variable can be only accessed through a pointer
143 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
145 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
146 * doc/extend.texi: Likewise.
148 2008-05-23 DJ Delorie <dj@redhat.com>
150 * config/m32c/jump.md (untyped_call): Add.
152 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
154 (m32c_address_cost): Detail costs for indirect offsets.
156 2008-05-23 Rafael Espindola <espindola@google.com>
158 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
159 if a node is a SUBREG.
160 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
163 2008-05-23 Paul Brook <paul@codesourcery.com>
164 Carlos O'Donell <carlos@codesourcery.com>
166 * doc/extend.texi: Clarify use of __attribute__((naked)).
167 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
168 * target.h (gcc_target): Add allocate_stack_slots_for_args.
169 * function.c (use_register_for_decl): Use
170 targetm.calls.allocate_stack_slots_for_args.
171 * target-def.h (TARGET_CALLS): Add
172 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
173 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
175 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
177 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
179 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
181 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
183 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
184 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
185 is only rounded once.
187 2008-05-23 Richard Guenther <rguenther@suse.de>
189 * tree-ssa-operands.c (mark_difference_for_renaming): Use
192 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
193 Jakub Jelinek <jakub@redhat.com>
196 * configure.ac: Handle --enable-cld.
197 * configure: Regenerated.
198 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
199 * config/i386/i386.h (struct machine_function): Add needs_cld field.
200 (ix86_current_function_needs_cld): New define.
201 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
202 (cld): New isns pattern.
203 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
204 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
205 * config/i386/i386.opt (mcld): New option.
206 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
207 TARGET_CLD and ix86_current_function_needs_cld.
208 (override_options): Use -mcld by default for 32-bit code if
211 * doc/install.texi (Options specification): Document --enable-cld.
212 * doc/invoke.texi (Machine Dependent Options)
213 [i386 and x86-64 Options]: Add -mcld option.
214 (Intel 386 and AMD x86-64 Options): Document -mcld option.
216 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
217 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
218 (return_in_memory_64): Likewise.
219 (return_in_memory_ms_64): Likewise.
221 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
223 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
224 * builtins.c (fold_builtin_fpclassify): New.
225 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
226 * builtins.def (BUILT_IN_FPCLASSIFY): New.
227 * c-common.c (handle_type_generic_attribute): Adjust to accept
228 fixed arguments before an elipsis.
229 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
230 * doc/extend.texi: Document __builtin_fpclassify.
232 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
234 * omp-low.c (gate_expand_omp_ssa): Remove.
235 (pass_expand_omp_ssa): Remove.
236 (gate_expand_omp): Do not check for flag_openmp_ssa.
237 * common.opt (-fopenmp-ssa): Remove.
238 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
240 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
242 * config/sh/sh.opt (mfixed-range): New option.
243 * config/sh/sh-protos.h (sh_fix_range): Declare.
244 * config/sh/sh.c (sh_fix_range): New function.
245 * config/sh/sh.h (sh_fixed_range_str): Declare.
246 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
248 * doc/invoke.texi (SH Options): Document -mfixed-range.
250 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
252 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
253 it before the redeclaration.
255 2008-05-22 Anatoly Sokolov <aesok@post.ru>
257 * config/avr/avr.c (get_sequence_length): Add new function.
258 (expand_prologue, expand_epilogue): Remove duplicate code.
260 2008-05-22 Rafael Espindola <espindola@google.com>
262 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
265 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
267 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
268 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
270 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
271 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
272 (vect_update_misalignment_for_peel): Likewise.
273 (vector_alignment_reachable_p): Likewise.
274 * tree-vect-transform.c (vectorizable_load): Likewise.
275 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
276 (get_vectype_for_scalar_type): Pass mode of scalar_type
277 to UNITS_PER_SIMD_WORD.
279 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
280 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
281 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
282 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
283 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
285 2008-05-22 Ira Rosen <irar@il.ibm.com>
287 PR tree-optimization/36293
288 * tree-vect-transform.c (vect_transform_strided_load): Don't check
289 if the first load must be skipped because of a gap.
291 2008-05-22 Richard Guenther <rguenther@suse.de>
293 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
294 more cases of offset disambiguation that is possible if
295 strict-aliasing rules apply.
296 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
297 for basic offset and type-based disambiguation.
299 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
301 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
302 ix86_expand_vector_set on V16QImode for SSE4.1.
304 2008-05-21 Tom Tromey <tromey@redhat.com>
306 * c.opt (Wimport): Mark as undocumented.
307 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
309 (Warning Options): Likewise.
310 * doc/cppopts.texi: Don't mention -Wimport.
312 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
314 PR tree-optimization/36287
315 PR tree-optimization/36286
316 * lambda-code.c (build_access_matrix): Do not use the loop->num
317 for computing the number of induction variables: use the loop depth
320 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
323 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
324 option -f(no-)leading-underscore.
326 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
328 * config/i386/i386.c (ix86_expand_vector_init_general): Use
329 GET_MODE_NUNITS (mode).
331 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
333 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
334 (-mmulhw): Add 464 to description.
336 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
337 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
339 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
340 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
341 * config/rs6000/rs6000.md: Update comments for 464.
343 2008-05-21 Janis Johnson <janis187@us.ibm.com>
345 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
347 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
349 * config/i386/sse.md (vec_extractv4sf): Removed.
350 (vec_extractv2df): Likewise.
351 (vec_extractv2di): Likewise.
352 (vec_extractv4si): Likewise.
353 (vec_extractv8hi): Likewise.
354 (vec_extractv16qi): Likewise.
355 (vec_extract<mode>): New.
357 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
359 * config/i386/sse.md (vec_setv4sf): Removed.
360 (vec_setv2df): Likewise.
361 (vec_setv2di): Likewise.
362 (vec_setv4si): Likewise.
363 (vec_setv8hi): Likewise.
364 (vec_setv16qi): Likewise.
365 (vec_set<mode>): New.
367 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
369 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
370 goto for vec_concat and vec_interleave.
372 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
374 * config/i386/sse.md (vec_initv4sf): Removed.
375 (vec_initv2df): Likewise.
376 (vec_initv2di): Likewise.
377 (vec_initv4si): Likewise.
378 (vec_initv8hi): Likewise.
379 (vec_initv16qi): Likewise.
380 (vec_init<mode>): New.
382 2008-05-21 Joseph Myers <joseph@codesourcery.com>
384 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
386 2008-05-21 Tom Tromey <tromey@redhat.com>
388 * ggc-zone.c (lookup_page_table_if_allocated): New function.
389 (zone_find_object_offset): Likewise.
390 (gt_ggc_m_S): Likewise.
391 (highest_bit): Likewise.
392 * ggc-page.c (gt_ggc_m_S): New function.
393 * stringpool.c (string_stack): Remove.
394 (init_stringpool): Update.
395 (ggc_alloc_string): Use ggc_alloc.
396 (maybe_delete_ident): New function.
397 (ggc_purge_stringpool): Likewise.
398 (gt_ggc_m_S): Remove.
399 * ggc-common.c (ggc_protect_identifiers): New global.
400 (ggc_mark_roots): Call ggc_purge_stringpool. Use
401 ggc_protect_identifiers.
402 * ggc.h (ggc_protect_identifiers): Declare.
403 (gt_ggc_m_S): Update.
404 (ggc_purge_stringpool): Declare.
405 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
406 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
408 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
410 2008-05-21 David S. Miller <davem@davemloft.net>
412 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
415 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
417 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
420 2008-05-20 David Daney <ddaney@avtrex.com>
422 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
423 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
424 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
425 UNSPEC_UPDATE_GOT_VERSION): Renumber.
426 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
427 (atomic_hiqi_op): New define_code_iterator.
428 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
429 mips_expand_compare_and_swap_12.
430 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
431 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
432 (sync_<optab><mode>, sync_old_<optab><mode>,
433 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
434 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
435 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
436 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
437 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
438 (test_and_set_12): New insn.
439 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
440 sync_new_<optab><mode>, sync_old_nand<mode>,
441 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
442 clobber to operand 0 for SI and DI mode insns.
443 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
444 mips_gen_fn_4): New typedefs.
445 (mips_gen_fn_ptrs): Define new union type.
446 (mips_expand_compare_and_swap_12): Remove declaration.
447 (mips_expand_atomic_qihi): Declare function.
448 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
449 (mips_expand_atomic_qihi): ... this. Use new generator function
451 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
452 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
453 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
454 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
455 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
456 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
457 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
458 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
459 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
460 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
461 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
462 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
464 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
466 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
469 2008-05-20 Anatoly Sokolov <aesok@post.ru>
471 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
472 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
473 (avr_attribute_table): Add 'OS_main' function attribute.
474 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
475 functions with 'OS_main' attribute.
477 2008-05-20 Richard Guenther <rguenther@suse.de>
479 PR tree-optimization/35204
480 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
481 helper, split out from ...
482 (DFS): ... here. Make the DFS walk non-recursive.
484 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
485 Jan Sjodin <jan.sjodin@amd.com>
487 PR tree-optimization/36181
488 * tree-parloops.c (loop_has_vector_phi_nodes): New.
489 (parallelize_loops): Don't parallelize when the loop has vector
492 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
493 Sebastian Pop <sebastian.pop@amd.com>
495 * tree-loop-linear.c (gather_interchange_stats): Look in the access
496 matrix, and never look at the tree representation of the memory
498 (linear_transform_loops): Computes parameters and access matrices.
499 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
501 (access_matrix_get_index_for_parameter): New.
502 * tree-data-ref.h (struct access_matrix): New.
503 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
504 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
505 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
506 am_vector_index_for_loop): New.
507 (struct data_reference): Add field access_matrix.
508 (DR_ACCESS_MATRIX): New.
509 (compute_data_dependences_for_loop): Update declaration.
510 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
511 * lambda.h (lambda_vector_vec_p): Declared.
512 * lambda-code.c: Depend on pointer-set.h.
513 (lambda_collect_parameters_from_af, lambda_collect_parameters,
514 av_for_af_base, av_for_af, build_access_matrix,
515 lambda_compute_access_matrices): New.
516 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
518 2008-05-20 Joseph Myers <joseph@codesourcery.com>
520 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
523 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
524 Sebastian Pop <sebastian.pop@amd.com>
526 PR tree-optimization/36206
527 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
529 (instantiate_scev_1): Rename flags to fold_conversions.
530 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
531 outeside instantiation_loop.
532 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
533 (evolution_function_is_affine_or_constant_p): Removed.
534 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
536 (analyze_siv_subscript): Pass in the loop nest number.
537 Call evolution_function_is_affine_in_loop instead of
538 evolution_function_is_affine_p.
539 (analyze_overlapping_iterations): Pass in the loop nest number.
541 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
542 Sebastian Pop <sebastian.pop@amd.com>
544 PR tree-optimization/36206
545 * tree-chrec.h (chrec_fold_op): New.
546 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
549 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
551 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
553 (remove_duplicates): Do not set inode on non-inode systems.
556 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
558 * config.gcc (tm_file): Update comments about relative pathnames.
560 2008-05-20 Richard Guenther <rguenther@suse.de>
562 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
563 * tree-ssa-sccvn.c (process_scc): Likewise.
564 * tree-ssa-sink.c (execute_sink_code): Likewise.
565 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
566 * tree-vrp.c (process_assert_insertions): Likewise.
567 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
568 (perform_tree_ssa_dce): Likewise.
569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
570 (dump_dominator_optimization_stats): Likewise.
571 * tree-vectorizer.c (vectorize_loops): Likewise.
573 2008-05-20 Richard Guenther <rguenther@suse.de>
575 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
577 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
579 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
580 (ix86_i386elf_return_in_memory): Likewise.
581 (ix86_i386interix_return_in_memory): Likewise.
582 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
583 (SUBTARGET_RETURN_IN_MEMORY): New.
584 * config/i386/i386elf.h: Likewise.
585 * config/i386/ptx4-i.h: Likewise.
586 * config/i386/sol2-10.h: Likewise.
587 * config/i386/sysv4.h: Likewise.
588 * config/i386/vx-common.h: Likewise.
589 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
590 * config/i386/i386.c (ix86_return_in_memory): Made static and
591 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
592 (ix86_i386elf_return_in_memory): Removed.
593 (ix86_i386interix_return_in_memory): Removed.
594 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
595 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
597 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
599 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
601 2008-05-19 Xinliang David Li <davidxl@google.com>
603 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
606 * doc/invoke.texi: Ditto.
608 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
610 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
611 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
613 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
615 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
616 sizes of operand array from 8/4 to 4/2.
617 (ix86_expand_vector_init_general): Change size of operand array
618 from 32 to 16. Remove op0, op1 and half_mode.
620 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
622 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
623 (ix86_expand_vector_init_interleave): Likewise.
624 (ix86_expand_vector_init_general): Use them. Assert word_mode
625 == SImode when n_words == 4.
627 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/i386.c (ix86_secondary_reload): New static function.
630 (TARGET_SECONDARY_RELOAD): New define.
631 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
632 * config/i386/i386.md (reload_outqi): Remove.
634 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
637 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
638 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
639 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
640 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
641 (fold_builtin_1): Likewise.
642 * builtins.def (BUILT_IN_ISINF_SIGN): New.
643 c-common.c (check_builtin_function_arguments): Handle
645 * doc/extend.texi: Document __builtin_isinf_sign.
646 * fold-const.c (operand_equal_p): Handle COND_EXPR.
648 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
650 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
651 EH cleanup at the end of the pass, search for those that have been
652 turned into forwarder blocks and do the cleanup on their successor.
654 2008-05-18 Richard Guenther <rguenther@suse.de>
656 * tree-cfg.c (verify_gimple_expr): Allow conversions from
657 pointers to sizetype and vice versa.
659 2008-05-18 Xinliang David Li <davidxl@google.com>
661 * gcc/tree-ssa-dce.c: Coding style fix.
662 (check_pow): Documentation comment.
663 (check_log): Documenation comment. Coding style fix.
664 (is_unnecessary_except_errno_call): Ditto.
665 (gen_conditions_for_pow): Ditto.
666 (gen_conditions_for_log): Ditto.
667 (gen_shrink_wrap_conditions): Ditto.
668 (shrink_wrap_one_built_in_calls): Ditto.
669 * gcc/doc/invoke.texi: Better documentation string.
670 * ChangeLog: Fix wrong change log entries from
671 May 17 checkin on function call DCE.
673 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
675 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
677 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
679 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
680 * df-problems.c (simulation routines): Fixed block comment to
681 properly say how to add forwards scanning functions.
683 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
685 * tree-inline.c (setup_one_parameter): Remove dead code.
687 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
689 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
690 a BIT_AND_EXPR only for an INTEGER_TYPE.
692 2008-05-17 Xinliang David Li <davidxl@google.com>
694 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
695 (check_pow, check_log, is_unnecessary_except_errno_call): New
696 functions to check for eliminating math functions that are pure
697 except for setting errno.
698 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
699 general condition expressions for shrink-wrapping pow/log calls.
700 (gen_shrink_wrap_conditions): Ditto.
701 (shrink_wrap_one_built_in_call): Ditto.
702 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
703 (mark_operand_necessary): If debugging, output if OP is necessary.
704 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
706 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
708 * gcc/common.opt: New user flag -ftree-builtin-dce.
709 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
711 2008-05-16 David S. Miller <davem@davemloft.net>
713 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
714 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
716 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
719 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
721 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
723 * ifcvt.c (dead_or_predicable): Rename
724 df_simulate_one_insn_backwards to df_simulate_one_insn.
725 * recog.c (peephole2_optimize): Ditto.
726 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
728 * df.h: Rename df_simulate_one_insn_backwards to
729 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
730 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
731 scanning of defs and uses.
732 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
733 (df_simulate_one_insn_forwards): Removed.
735 2008-05-16 Doug Kwan <dougkwan@google.com>
737 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
739 (real_from_string): Handle NaNs and Inf as approriate.
741 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
743 * doc/gty.texi (Source Files Containing Type Information): Note
744 that headers should appear first in the gtfiles list.
746 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
748 * tree.def (COND_EXEC): Properly documented this code.
750 2008-05-16 Diego Novillo <dnovillo@google.com>
752 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
753 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
756 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
758 * tree-ssa-dse (max_stmt_uid): Removed.
759 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
760 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
761 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
762 * function.h (cfun.last_stmt_uid): New field.
763 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
764 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
766 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
767 (create_stmt_ann): Initialize the ann->uid field.
768 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
770 * tree-flow.h (renumber_gimple_stmt_uids): New function.
772 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
774 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
775 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
776 (init_empty_tree_cfg): Call it.
778 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
780 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
783 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
785 * doc/invoke.text (-fdump-tree-*-verbose): New option.
786 * tree-dump.c (dump_options): New verbose option.
787 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
789 * tree-pass.h (TDF_VERBOSE): New dump flag.
790 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
791 (tree-flow.h): Added include.
792 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
794 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
796 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
798 From Jie Zhang <jie.zhang@analog.com>
799 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
800 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
801 mcpu=bf561-none and mcpu=bf561-0.2.
802 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
803 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
804 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
805 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
806 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
807 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
808 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
810 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
811 (cputype_selected): Remove.
812 (bfin_handle_option): Don't use cputype_selected.
813 (override_options): When no mcpu option, enable all workarounds.
814 Don't use bfin_workarounds.
815 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
817 (DEFAULT_CPU_TYPE): Don't define.
819 2008-05-16 Richard Guenther <rguenther@suse.de>
821 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
822 on deletion of the last stmt.
824 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
826 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
827 V8HImode for SSE2 and V16QImode for SSE4.1.
829 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
831 * cgraph.h (compute_inline_parameters): Made public.
832 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
833 variable_generate_summary, function_write_summary,
834 variable_write_summary, variable_read_summary. Added generate_summary,
835 write_summary, read_summary.
836 * cgraphunit.c (cgraph_process_new_functions): Changed call from
837 pass_ipa_inline.function_generate_summary, to
838 compute_inline_parameters.
839 * ipa-inline.c (compute_inline_parameters): Made public and added
841 (compute_inline_parameters_for_current): New function.
842 (pass_inline_param): Now calls compute_inline_parameters_for_current.
843 (inline_generate_summary): Removed parameter and made to loop over
845 (pass_ipa_inline): Updated for new IPA_PASS structure.
846 * passes.c (execute_ipa_summary_passes): Now is called once per
847 pass rather than once per node*pass.
849 2008-05-15 Anatoly Sokolov <aesok@post.ru>
851 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
852 avr_have_mul_p, avr_asm_only_p): Remove variables.
853 (avr_override_options): Remove initialization of removed variables.
854 (avr_file_start): Convert removed variables to fields of
855 'struct base_arch_s *avr_current_arch'.
856 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
857 (AVR_HAVE_MUL): (Ditto.).
858 (AVR_HAVE_MOVW): (Ditto.).
859 (AVR_HAVE_LPMX): (Ditto.).
860 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
861 avr_asm_only_p): Remove declaration.
863 2008-05-15 Diego Novillo <dnovillo@google.com>
865 * config/arm/arm.c (arm_return_in_memory): Fix return type.
866 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
868 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
871 * combine.c (check_conversion): Rename back to check_promoted_subreg.
872 Don't call record_truncated_value from here.
873 (record_truncated_value): Turn it into a for_each_rtx callback.
874 (record_truncated_values): New function.
875 (combine_instructions): Call note_uses with record_truncated_values.
876 Change name of check_conversion to check_promoted_subreg.
878 2008-05-15 Janis Johnson <janis187@us.ibm.com>
880 * doc/sourcebuild.texi: Document support for torture tests.
882 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
885 to alternative 4 of operand 2.
887 2008-05-15 Richard Guenther <rguenther@suse.de>
889 * tree-pass.h (current_pass): Declare.
890 (get_pass_for_id): Likewise.
891 * passes.c (passes_by_id, passes_by_id_size): New globals.
892 (set_pass_for_id): New function.
893 (get_pass_for_id): Likewise.
894 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
895 (execute_function_todo): Flush per function statistics.
896 * toplev.c (compile_file): Init statistics.
897 (general_init): Do early statistics initialization.
898 (finalize): Finish statistics.
899 * statistics.h (statistics_early_init): Declare.
900 (statistics_init): Likewise.
901 (statistics_fini): Likewise.
902 (statistics_fini_pass): Likewise.
903 (statistics_counter_event): Likewise.
904 (statistics_histogram_event): Likewise.
905 * statistics.c: New file.
906 * Makefile.in (OBJS-common): Add statistics.o.
907 (statistics.o): Add dependencies.
908 * doc/invoke.texi (-fdump-statistics): Document.
910 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
912 (execute_pre): Use statistics_counter_event.
913 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
914 (substitute_and_fold): Increment it. Use statistics_counter_event.
916 2008-05-15 Diego Novillo <dnovillo@google.com>
918 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
920 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
921 * tree-ssa-alias.c (new_type_alias): Remove references to
922 sub-variables from comment.
923 * tree-ssa-operands.c (swap_tree_operands): Likewise.
925 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
927 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
928 attribute to 1 only for insertps alternative.
930 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
932 * config/bfin/bfin.md (loadbytes): New pattern.
933 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
934 (bfin_init_builtins): Initialize it.
935 (bdesc_1arg): Add it.
937 2008-05-15 Sa Liu <saliu@de.ibm.com>
939 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
940 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
941 * testsuite/lib/target-supports.exp: Add
942 check_effective_target_fortran_integer_16.
944 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
946 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
947 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
948 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
949 (TARGET_RETURN_IN_MEMORY): Define.
951 2008-05-15 Richard Guenther <rguenther@suse.de>
954 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
955 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
956 represent unmodifiable vars.
958 2008-05-15 Richard Guenther <rguenther@suse.de>
960 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
961 INDIRECT_REF and TARGET_MEM_REF.
962 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
965 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
966 H.J. Lu <hongjiu.lu@intel.com>
968 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
969 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
970 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
971 insn alternatives. Add missing alternatives.
972 (*vec_concatv2di_rex64_sse4_1): Likewise.
973 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
974 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
977 2008-05-15 Richard Guenther <rguenther@suse.de>
979 PR tree-optimization/36009
980 PR tree-optimization/36204
981 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
982 (determine_invariantness_stmt): Record the loop a store is
984 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
987 2008-05-15 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/34330
990 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
991 through the pointer will alias the SMT.
993 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
995 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
997 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
999 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1001 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1002 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1004 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1005 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1006 (vashl_optab): New optab for vector/vector shifts.
1007 (vashr_optab): Ditto.
1008 (vlshr_optab): Ditto.
1009 (vrotl_optab): Ditto.
1010 (vrotr_optab): Ditto.
1011 (optab_subtype): New enum for optab_for_tree_code call.
1012 (optab_for_tree_code): Add enum optab_subtype argument.
1014 * optabs.c (optab_for_tree_code): Take an additional argument to
1015 distinguish between a vector shift by a scalar and vector shift by
1016 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1017 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1018 vector shift by a vector.
1019 (expand_widen_pattern_expr): Pass additional argument to
1020 optab_for_tree_code.
1022 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1023 vrotl_optab, vrotr_optab.
1025 * expr.c (expand_expr_real_1): Update calls to
1026 optab_for_tree_code to distinguish between vector shifted by a
1027 scalar and vector shifted by a vector.
1028 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1029 (supportable_narrowing_operation): Ditto.
1030 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1031 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1032 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1033 (vect_create_epilog_for_reduction): Ditto.
1034 (vectorizable_reduction): Ditto.
1035 (vectorizable_operation): Ditto.
1036 (vect_strided_store_supported): Ditto.
1037 (vect_strided_load_supported): Ditto.
1038 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1039 * expmed.c (expand_shift): Ditto.
1041 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1043 (ashr@var{m}3): Ditto.
1044 (vashl@var{m}3): Document new vector/vector shift standard name.
1045 (vashr@var{m}3): Ditto.
1046 (vlshr@var{m}3): Ditto.
1047 (vrotl@var{m}3): Ditto.
1048 (vrotr@var{m}3): Ditto.
1050 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1051 (PPERM_INVERT): Ditto.
1052 (PPERM_REVERSE): Ditto.
1053 (PPERM_REV_INV): Ditto.
1054 (PPERM_ZERO): Ditto.
1055 (PPERM_ONES): Ditto.
1056 (PPERM_SIGN): Ditto.
1057 (PPERM_INV_SIGN): Ditto.
1058 (PPERM_SRC1): Ditto.
1059 (PPERM_SRC2): Ditto.
1061 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1062 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1063 allows a memory operand to be the value being added, and split it
1064 to improve vectorization.
1065 (sse5_pmacsdqh_mem): Ditto.
1066 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1067 (sse5_mulv2div2di3_high): Ditto.
1068 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1069 (vec_pack_trunc_v4si): Ditto.
1070 (vec_pack_trunc_v2di): Ditto.
1071 (sse5_pcmov_<mode>): Remove code that tried to use use
1072 andps/andnps instead of pcmov.
1073 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1074 pmacsdqh instructions.
1075 (vec_widen_smult_lo_v4si): Ditto.
1077 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1078 (PPERM_INVERT): Ditto.
1079 (PPERM_REVERSE): Ditto.
1080 (PPERM_REV_INV): Ditto.
1081 (PPERM_ZERO): Ditto.
1082 (PPERM_ONES): Ditto.
1083 (PPERM_SIGN): Ditto.
1084 (PPERM_INV_SIGN): Ditto.
1085 (PPERM_SRC1): Ditto.
1086 (PPERM_SRC2): Ditto.
1087 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1089 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1091 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1092 says ignore whether the last reference is a memory operand.
1094 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1095 Paolo Bonzini <bonzini at gnu dot org>
1097 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1100 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1101 (vlshr<mode>3): Rename from vlshr<mode>3.
1102 (vashr<mode>3): Rename from vashr<mode>3.
1103 (mulv4sf3): Change the names of vector shift patterns.
1107 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1110 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1135 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1136 (floatunssidf2_internal): Change vector/vector shift names.
1137 (floatunsdidf2_internal): Ditto.
1144 (vashl<mode>3): Rename from ashl<mode>3.
1145 (vashr<mode>3): Rename from ashr<mode>3.
1146 (vlshr<mode>3): Rename from lshr<mode>3.
1147 (vrotl<mode>3): Rename from rotl<mode>3.
1149 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1152 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1153 multiply gives the wrong value when doing widening multiplies.
1154 (vec_widen_smult_lo_v4si): Ditto.
1156 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1158 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1159 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1160 emit_library_call_value.
1161 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1162 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1163 * calls.c (initialize_argument_information, precompute_arguments,
1164 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1165 (precompute_arguments): Removed flags parameter.
1166 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1168 2008-05-14 Richard Guenther <rguenther@suse.de>
1170 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1171 Make sure to register the store if the use is a PHI_NODE.
1173 2008-05-14 Olivier Hainque <hainque@adacore.com>
1175 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1176 memory if the component is to be referenced in BLKmode according
1177 to get_inner_reference.
1179 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1181 * calls.c (emit_library_call_value_1): Restore code clearing
1182 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1184 2008-05-14 Olivier Hainque <hainque@adacore.com>
1185 Nicolas Roche <roche@adacore.com>
1187 * configure.ac: Add support for a "gcc_subdir" variable in
1188 config-lang.in, to denote a subdirectory where the language/GCC
1189 integration files are to be found.
1190 * configure: Regenerate.
1192 2008-05-14 Ira Rosen <irar@il.ibm.com>
1194 PR tree-optimization/36098
1195 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1196 value for the first load in the group in case of a gap.
1197 (vect_build_slp_tree): Check that there are no gaps in loads.
1199 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1201 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1202 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1203 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1204 emit_insn and remove unneeded code to construct extra args.
1205 (emit_no_conflict_block): Removed.
1206 * optabls.h: (emit_no_conflict_block): Removed.
1207 * cse.c (cse_extended_basic_block): Remove search for
1208 REG_NO_CONFLICT note.
1209 * global.c: Removed incorrect comment added in revision 117.
1210 * expr.c (convert_move): Change call to emit_no_conflict_block to
1212 * recog.c: Change comments so that they do not mention
1214 * local_alloc.c (combine_regs): Removed last parameter.
1215 (no_conflict_p): Removed.
1216 (block_alloc): Removed note, no_conflict_combined_regno and set
1217 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1218 (combine_regs): Removed already_dead and code to look for
1219 REG_NO_CONFLICT notes.
1220 * lower_subreg (remove_retval_note): Removed code to look for
1221 REG_NO_CONFLICT block.
1222 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1223 (resolve_clobber): Remove code to process libcalls that have
1224 REG_NO_CONFLICT notes.
1225 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1227 * combine.c (can_combine_p, distribute_notes): Removed
1228 REG_NO_CONFLICT case.
1229 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1231 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1232 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1234 * reg-notes.def (NO_CONFLICT): Removed.
1236 2008-05-14 David S. Miller <davem@davemloft.net>
1238 * config/sparc/sparc.c (sparc_profile_hook): If
1239 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1240 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1241 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1243 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1245 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1247 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1250 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1251 and op1 expansion before vector concat to have less live pseudos.
1253 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1255 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1256 ix86_expand_vector_set if supported.
1258 2008-05-13 Diego Novillo <dnovillo@google.com>
1259 Kenneth Zadeck <zadeck@naturalbridge.com>
1261 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1263 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1264 phinodes_print_statistics, init_ssanames, fini_ssanames,
1265 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1266 release_ssa_name, release_defs, replace_ssa_name_symbol,
1267 ssanames_print_statistics): Move ...
1268 * tree-flow.h: ... here.
1269 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1270 Use FN instead of cfun.
1271 (make_ssa_name_fn): Rename from make_ssa_name.
1272 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1273 * tree-flow-inline.h (make_ssa_name): Move from
1274 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1275 * omp-low.c (expand_omp_parallel):
1276 * tree-flow-inline.h (redirect_edge_var_map_result):
1277 * tree-ssa.c (init_tree_ssa): Add argument FN.
1278 Use it instead of cfun. Update all users.
1280 2008-05-13 Tom Tromey <tromey@redhat.com>
1282 PR preprocessor/22168:
1283 * doc/cpp.texi (Top): Update menu.
1284 (Alternatives to Wrapper #ifndef): New node.
1285 (Other Directives): Document deprecation.
1286 (Obsolete Features): Remove menu.
1287 (Assertions): Merge node into Obsolete Features.
1288 (Obsolete once-only headers): Move earlier; rename to Alternatives
1290 * doc/cppopts.texi: Update.
1291 * c.opt (Wdeprecated): Enable for C and ObjC.
1292 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1293 (C++ Dialect Options): Move -Wno-deprecated from here to...
1294 (Warning Options): ... here.
1296 2008-05-13 Richard Guenther <rguenther@suse.de>
1299 * fold-const.c (fold_sign_changed_comparison): Do not allow
1300 changes in pointer-ness.
1302 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1305 * config/sh/sh.c (sh_expand_prologue): Don't clear
1306 RTX_FRAME_RELATED_P for push insns.
1308 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1310 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1312 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1314 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1315 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1316 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1318 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1320 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1321 (*vec_concatv4sf_sse): This.
1322 (*sse2_concatv2si): Renamed to ...
1323 (*vec_concatv2si_sse2): This.
1324 (*sse1_concatv2si): Renamed to ...
1325 (*vec_concatv2si_sse): This.
1326 (*vec_concatv2di_rex): Renamed to ...
1327 (*vec_concatv2di_rex64): This.
1328 (*vec_concatv2si_sse4_1): New.
1329 (*vec_concatv2di_rex64_sse4_1): Likewise.
1331 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1333 PR rtl-optimization/36111
1334 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1335 that was created for swappable operands.
1337 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1340 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1341 * configure.ac: Add call to ACX_PROG_GNAT.
1343 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1345 * optc-gen.awk: Fix comment typo.
1347 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1349 * pretty-print.c (pp_integer_with_precision): Use
1350 HOST_LONG_LONG_FORMAT.
1352 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1354 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1356 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1358 * config/i386/i386.c (bdesc_ptest): Removed.
1359 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1360 (bdesc_args): Add __builtin_ia32_ptestz128,
1361 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1362 (ix86_init_mmx_sse_builtins): Updated.
1363 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1364 (ix86_expand_builtin): Updated.
1366 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1368 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1369 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1371 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1373 * value-prof.c (interesting_stringop_to_profile): Do not
1374 return early for BUILT_IN_MEMPCPY.
1376 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1378 * calls.c (expand_call): Don't use callgraph to increase
1379 preferred_stack_boundary.
1381 * cgraph.h (cgraph_rtl_info): Use unsigned on
1382 preferred_incoming_stack_boundary.
1384 * final.c (rest_of_clean_state): Use unsigned on
1385 preferred_stack_boundary.
1387 2008-05-09 Tom Tromey <tromey@redhat.com>
1389 PR preprocessor/22231:
1390 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1393 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1395 PR tree-optimization/36129
1396 * tree-ssa-ccp.c: Include value-prof.h.
1397 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1398 built-in function was folded to a constant.
1399 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1401 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1402 Sebastian Pop <sebastian.pop@amd.com>
1404 * tree-scalar-evolution.c: Document instantiate_scev.
1405 (instantiate_parameters_1): Renamed instantiate_scev_1.
1406 Don't use the same loop for instantiation_loop and evolution_loop.
1407 (instantiate_scev): New.
1408 (instantiate_parameters): Moved...
1409 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1410 same loop twice. Maintains the semantics for this function.
1411 * tree-scalar-evolution.h (instantiate_scev): Declare.
1412 (instantiate_parameters): ...here. Now static inline.
1413 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1414 instead of resolve_mixers.
1416 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1418 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1420 2008-05-09 Tomas Bily <tbily@suse.cz>
1422 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1423 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1424 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1425 * c-common.c (c_common_truthvalue_conversion): Likewise.
1426 * tree-object-size.c (compute_object_offset): Likewise.
1427 * tree-inline.c (estimate_num_insns_1): Likewise.
1428 * varasm.c (const_hash_1, compare_constant, copy_constant)
1429 (compute_reloc_for_constant, output_addressed_constants)
1430 (initializer_constant_valid_p): Likewise.
1431 * c-omp.c (check_omp_for_incr_expr): Likewise.
1432 * gimplify.c (gimplify_expr): Likewise.
1433 * c-typeck.c (c_finish_return): Likewise.
1434 * tree-vectorizer.c (supportable_widening_operation)
1435 (supportable_narrowing_operation): Likewise.
1436 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1437 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1438 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1439 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1440 (descr_info_loc): Likewise.
1441 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1442 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1443 (fold_unary): Likewise.
1444 * builtins.c (get_pointer_alignment): Likewise.
1445 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1446 (instantiate_parameters_1): Likewise.
1447 * tree.c (expr_align, stabilize_reference): Likewise.
1448 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1449 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1450 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1451 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1452 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1453 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1455 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1456 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1457 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1458 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1459 (forward_propagate_comparison)
1460 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1461 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1462 * emit-rtl.c (component_ref_for_mem_expr)
1463 (set_mem_attributes_minus_bitpos): Likewise.
1464 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1465 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1467 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1468 (build_function_call, pointer_diff, build_compound_expr)
1469 (c_finish_return): Likewise.
1470 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1471 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1473 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1474 * expr.c (is_aligning_offset): Likewise.
1475 * tree-ssa-alias.c (is_escape_site): Likewise.
1476 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1477 (check_all_va_list_escapes): Likewise.
1478 * tree-ssa-loop-ivopts.c (determine_base_object)
1479 (determine_common_wider_type): Likewise.
1480 * dojump.c (do_jump): Likewise.
1481 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1482 * tree-gimple.c (is_gimple_cast): Likewise.
1483 * fold-const.c (decode_field_reference, )
1484 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1485 (fold_binary): Likewise.
1486 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1487 (already_warned_in_frontend_p): Likewise.
1488 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1489 * tree.c (really_constant_p, get_unwidened): Likewise.
1490 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1491 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1492 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1494 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1496 (CONVERT_EXPR_P): Define.
1497 (CASE_CONVERT): Define.
1499 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1502 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1503 (delete_unmarked_insns): When deleting a call, call
1504 delete_unreachable_blocks.
1505 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1506 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1508 2008-05-08 Richard Guenther <rguenther@suse.de>
1510 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1511 (-ftree-salias): Likewise.
1512 (salias-max-implicit-fields): Remove param documentation.
1513 (salias-max-array-elements): Likewise.
1514 * tree-pass.h (pass_create_structure_vars): Remove.
1515 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1516 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1517 * tree-ssa-alias.c (create_structure_vars): Remove.
1518 (gate_structure_vars): Likewise.
1519 (pass_create_structure_vars): Likewise.
1520 (gate_build_alias): Likewise.
1521 (pass_build_alias): Adjust to run always and dump the function.
1522 * common.opt (ftree-salias): Hide.
1523 * passes.c (init_optimization_passes): Remove
1524 pass_create_structure_vars, adjust comment.
1525 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1526 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1527 * opts.c (decode_options): Do not set flag_tree_salias.
1528 (common_handle_option): Add OPT_ftree_salias to the backward
1529 compatibility section.
1531 2008-05-08 Richard Guenther <rguenther@suse.de>
1533 * tree-flow-inline.h (var_can_have_subvars): Move ...
1534 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1535 * tree-flow.h (var_can_have_subvars): Remove.
1536 (push_fields_onto_fieldstack): Remove.
1537 (sort_fieldstack): Likewise.
1538 (struct fieldoff): Move ...
1539 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1540 alias_set and base_for_components fields.
1541 (sort_fieldstack): Make static.
1542 (push_fields_onto_fieldstack): Likewise. Remove code that
1543 handles anything but RECORD_TYPEs. Remove alias_set and
1544 base_for_components handling.
1545 (create_variable_info_for): Adjust.
1547 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1549 * common.opt (Wframe-larger-than=): Shorten the help message
1551 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1553 2008-05-08 Rafael Espindola <espindola@google.com>
1555 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1557 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1558 trap and that both operands are gimple values.
1559 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1560 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1563 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1565 * read-rtl.c (join_c_conditions): Return the first string if the
1566 two strings are equal.
1568 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1570 * gensupport.h (pred_data): Add a "num_codes" field.
1571 (add_predicate_code): Declare.
1572 * gensupport.c (add_predicate_code): New function.
1573 (std_pred_table): Add an "allows_const_p" field.
1574 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1575 Remove the (incomplete) list of such codes from the codes field.
1576 (init_predicate_table): Use add_predicate_code. Add all
1577 RTX_CONST_OBJs if allows_const_p is true.
1578 * genrecog.c (process_define_predicate): Use add_predicate_code.
1580 2008-05-08 David Daney <ddaney@avtrex.com>
1581 Richard Sandiford <rsandifo@nildram.co.uk>
1583 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1584 special case of constant zero operands.
1585 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1586 old and new values. Special case constant zero values.
1587 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1589 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1590 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1592 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1595 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1596 similar RTX_CONST_OBJ before CONST_INT.
1598 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1600 * stmt.c (expand_stack_restore): Change sa mode if needed.
1602 2008-05-08 Richard Guenther <rguenther@suse.de>
1604 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1605 return type to bool.
1606 (ix86_sol10_return_in_memory): Likewise.
1607 (ix86_i386elf_return_in_memory): Likewise.
1608 (ix86_i386interix_return_in_memory): Likewise.
1609 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1610 (ix86_sol10_return_in_memory): Likewise.
1611 (ix86_i386elf_return_in_memory): Likewise.
1612 (ix86_i386interix_return_in_memory): Likewise.
1614 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1617 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1619 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1620 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1623 2008-05-08 Richard Guenther <rguenther@suse.de>
1625 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1626 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1627 (DR_SUBVARS): Remove.
1628 * tree-dfa.c (dump_subvars_for): Remove.
1629 (debug_subvars_for): Likewise.
1630 (dump_variable): Do not dump subvars.
1631 (remove_referenced_var): Do not remove subvars.
1632 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1633 (lookup_subvars_for_var): Remove.
1634 (get_subvars_for_var): Likewise.
1635 (get_subvars_at): Likewise.
1636 (get_first_overlapping_subvar): Likewise.
1637 (overlap_subvar): Likewise.
1638 * tree-flow.h (subvar_t): Remove.
1639 (struct var_ann_d): Remove subvars field.
1640 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1641 argument. Remove special handling of SFTs.
1642 (compute_tag_properties): Likewise.
1643 (set_initial_properties): Likewise.
1644 (compute_call_clobbered): Likewise.
1645 (count_mem_refs): Likewise.
1646 (compute_memory_partitions): Likewise.
1647 (compute_flow_insensitive_aliasing): Likewise.
1648 (setup_pointers_and_addressables): Likewise.
1649 (new_type_alias): Likewise.
1650 (struct used_part): Remove.
1651 (used_portions): Likewise.
1652 (struct used_part_map): Likewise.
1653 (used_part_map_eq): Likewise.
1654 (used_part_map_hash): Likewise.
1655 (free_used_part_map): Likewise.
1656 (up_lookup): Likewise.
1657 (up_insert): Likewise.
1658 (get_or_create_used_part_for): Likewise.
1659 (create_sft): Likewise.
1660 (create_overlap_variables_for): Likewise.
1661 (find_used_portions): Likewise.
1662 (create_structure_vars): Likewise.
1663 * tree.def (STRUCT_FIELD_TAG): Remove.
1664 * tree.h (MTAG_P): Adjust.
1665 (struct tree_memory_tag): Remove base_for_components and
1666 unpartitionable flags.
1667 (struct tree_struct_field_tag): Remove.
1668 (SFT_PARENT_VAR): Likewise.
1669 (SFT_OFFSET): Likewise.
1670 (SFT_SIZE): Likewise.
1671 (SFT_NONADDRESSABLE_P): Likewise.
1672 (SFT_ALIAS_SET): Likewise.
1673 (SFT_UNPARTITIONABLE_P): Likewise.
1674 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1675 (union tree_node): Remove sft field.
1676 * alias.c (get_alias_set): Remove special handling of SFTs.
1677 * print-tree.c (print_node): Remove handling of SFTs.
1678 * tree-dump.c (dequeue_and_dump): Likewise.
1679 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1680 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1681 * tree-predcom.c (set_alias_info): Do not set subvars.
1682 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1683 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1684 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1685 (add_vars_for_offset): Remove.
1686 (add_virtual_operand): Remove special handling of SFTs.
1687 (add_call_clobber_ops): Likewise.
1688 (add_call_read_ops): Likewise.
1689 (get_asm_expr_operands): Likewise.
1690 (get_modify_stmt_operands): Likewise.
1691 (get_expr_operands): Likewise.
1692 (add_to_addressable_set): Likewise.
1693 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1694 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1695 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1696 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1697 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1698 (tree_node_structure): Likewise.
1699 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1701 (find_what_p_points_to): Likewise.
1703 2008-05-08 Sa Liu <saliu@de.ibm.com>
1705 * config/spu/spu.md: Fixed subti3 pattern.
1707 2008-05-08 Richard Guenther <rguenther@suse.de>
1710 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1711 sure to create a representative for trailing arrays for PTA.
1713 2008-05-08 Richard Guenther <rguenther@suse.de>
1716 * fold-const.c (operand_equal_p): Two objects which types
1717 differ in pointerness are not equal.
1719 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1721 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1722 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1723 (emit_library_call_value_1): Add new variable fndecl initialized by
1724 NULL_TREE. It should be the decl type of orgfun, but this information
1725 seems not to be available here, so it uses the default calling abi.
1726 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1727 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1728 by TARGET_RETURN_IN_MEMORY.
1729 * config/i386/i386-interix.h: Likewise.
1730 * config/i386/i386.h: Likewise.
1731 * config/i386/i386elf.h: Likewise.
1732 * config/i386/ptx4-i.h: Likewise.
1733 * config/i386/sol2-10.h: Likewise.
1734 * config/i386/sysv4.h: Likewise.
1735 * config/i386/vx-common.h: Likewise.
1736 * config/cris/cris.h: Removed #if 0 clause.
1737 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1738 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1740 (ix86_sol10_return_in_memory): Likewise.
1741 (ix86_i386elf_return_in_memory): New.
1742 (ix86_i386interix_return_in_memory): New.
1743 * config/mt/mt-protos.h (mt_return_in_memory): New.
1744 * config/mt/mt.c: Likewise.
1745 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1746 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1747 * config/bfin/bfin.h: Likewise.
1748 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1750 * config/bfin/bfin.c: Likewise.
1751 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1752 * config/alpha/unicosmk.h: Likewise.
1753 * config/i386/cygming.h: Likewise.
1754 * config/iq2000/iq2000.h: Likewise.
1755 * config/mips/mips.h: Likewise.
1756 * config/mn10300/mn10300.h: Likewise.
1757 * config/rs6000/rs6000.h: Likewise.
1758 * config/score/score.h: Likewise.
1759 * config/spu/spu.h: Likewise.
1760 * config/v850/v850.h: Likewise.
1761 * defaults.h: Likewise.
1762 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1763 * expr.c (emit_block_move): Adjust use of
1764 OUTGOING_REG_PARM_STACK_SPACE.
1765 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1766 OUTGOING_REG_PARM_STACK_SPACE.
1767 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1769 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1771 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1772 on OMP_RETURN for OMP_FOR.
1775 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1776 (fortran_common): New function.
1777 (gen_variable_die): Call fortran_common instead of common_check,
1778 adjust for it returning tree instead of rtx. Formatting.
1780 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1784 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1785 * c-decl.c (merge_decls): Ditto.
1786 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1787 to RTL_CONST_OR_PURE_CALL_P.
1788 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1789 Initialized DECL_LOOPING_CONST_PURE.
1790 (process_call_operands): Set tree_side_effects properly.
1791 * tree.h (TREE_READONLY_DECL_P): Removed.
1792 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1793 (DECL_LOOPING_OR_CONST_P): New macro.
1794 (struct tree_function_decl): Added looping_const_or_pure_p.
1796 (ECF_LOOPING_OR_CONST_P): New macro.
1797 * rtlanal.c (pure_const_p): Removed.
1798 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1799 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1800 to RTL_CONST_CALL_P.
1801 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1802 (check_decl, check_tree, check_call, scan_function): Initialize
1804 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1805 (static_execute): Set looping true for recursive functions.
1806 Undo setting state to IPA_NEITHER for recursive functions.
1808 * ifcvt.c (noce_can_store_speculate_p): Changed
1809 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1810 RTL_CONST_OR_PURE_CALL_P.
1811 * dse.c (scan_insn): Ditto.
1812 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1813 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1814 RTL_CONST_OR_PURE_CALL_P.
1815 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1816 pure_call_p to RTL_CONST_CALL_P.
1817 * gimplify.c (gimplify_call_expr): Clear side effects for
1818 non-looping pure and constant calls.
1819 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1820 (flags_from_decl_or_type): Set ecf flags from decl flags.
1821 (initialize_argument_information): Turn off
1822 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1823 Change const to pure if callee_copies is true rather than just
1825 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1826 way of marking pure calls.
1827 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1828 Remove hack that was supposed to fix pr7335 and remove old
1829 way of marking pure calls.
1830 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1831 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1832 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1833 RTL_CONST_OR_PURE_CALL_P.
1834 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1835 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1836 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1837 * sched-deps.c (schedule_analyze): Ditto.
1838 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1839 return_val field of calls to represent pure and const function info.
1840 (CONST_OR_PURE_CALL_P): Deleted macro.
1841 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1842 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1843 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1845 * tree-optimize.c (execute_fixup_cfg): Added test for
1846 ECF_LOOPING_CONST_OR_PURE.
1847 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1849 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1850 effects for looping pure or const calls.
1851 (verify_gimple_expr): Added verification code.
1852 * config/alpha/alpha.c (alpha_legitimize_address,
1853 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1855 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1856 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1857 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1858 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1859 RTL_CONST_OR_PURE_CALL_P.
1860 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1861 and const calls to be deleted.
1863 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1866 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1867 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1868 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1869 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1870 to handle nonimmediate operands.
1871 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1872 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1873 to handle nonimmediate operands.
1874 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1875 (mmx_pmulhrwv4hi3): New expander. Use
1876 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1877 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1878 (sse2_umulv1siv1di3): New expander. Use
1879 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1880 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1881 (mmx_eq<mode>3): New expander. Use
1882 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1883 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1884 (mmx_uavgv8qi3): New expander. Use
1885 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1886 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1887 (mmx_uavgv4hi3): New expander. Use
1888 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1890 * config/i386/sse.md
1891 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1892 to handle nonimmediate operands.
1893 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1894 to handle nonimmediate operands.
1895 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1896 to handle nonimmediate operands.
1897 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1898 to handle nonimmediate operands.
1899 (sse2_unpckhpd_exp): New expander. Use
1900 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1901 (sse2_unpcklpd_exp): New expander. Use
1902 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1903 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1904 to handle nonimmediate operands.
1905 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1906 to handle nonimmediate operands.
1907 (*sse2_<plusminus_insn><mode>3): Rename from
1908 sse2_<plusminus_insn><mode>3 insn pattern.
1909 (sse2_<plusminus_insn><mode>3): New expander. Use
1910 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1911 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1912 (sse2_umulv2siv2di3): New expander. Use
1913 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1914 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1915 (sse4_1_mulv2siv2di3): New expander. Use
1916 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1917 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1918 (sse2_pmaddwd): New expander. Use
1919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1920 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1921 (sse2_eq<mode>3): New expander. Use
1922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1923 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1924 (sse4_1_eqv2di3): New expander. Use
1925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1926 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1927 (sse2_uavgv16qi3): New expander. Use
1928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1929 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1930 (sse2_uavgv16qi3): New expander. Use
1931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1932 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1933 (sse2_uavgv8hi3): New expander. Use
1934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1935 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1936 (ssse3_pmulhrswv8hi3): New expander. Use
1937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1938 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1939 (ssse3_pmulhrswv4hi3): New expander. Use
1940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1942 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1943 (<sse>_vmmul<mode>3): Ditto.
1944 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1946 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1947 (ssse3_pmaddubsw): Ditto.
1949 * config/i386/i386.c (struct_builtin_description)
1950 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1951 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1952 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1953 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1954 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1955 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1956 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1957 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1958 (ix86_fixup_binary_operands): Assert that src1
1959 and src2 must have the same mode when swapped.
1960 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1961 and ix86_binary_operator_ok. Do not force operands in registers
1964 2008-05-07 Jan Hubicka <jh@suse.cz>
1966 * cgraph.c (dump_cgraph_node): Update.
1967 * cgraph.h (cgraph_local_info): Break out inline summary.
1968 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1970 * ipa-inline (inline_summary): New accestor function.
1971 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1972 cgraph_decide_inlining, compute_inline_parameters): Update.
1973 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1975 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1977 Cleanup ColdFire scheduling support and add V4 pipeline model.
1979 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1980 (define_attr cpu): Add cfv4 value.
1981 (define_attr type, define_attr type1): Merge into a single 'type'
1982 attribute. Update all uses.
1983 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
1984 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
1986 (define_attr opx_mem, define_attr opy_mem): Remove.
1987 (define_attr op_mem): Clean up, update comment.
1988 (define_attr size): Use specific values instead of general int.
1989 (define_attr guess, define_attr split): Remove. Update all uses.
1990 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
1991 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
1992 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
1993 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
1994 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
1995 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
1996 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
1997 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
1998 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
1999 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2000 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2001 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2002 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2003 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2004 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2005 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2006 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2007 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2008 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2009 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2010 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2011 Update or set attributes.
2012 (stack_tie): New fake instruction.
2014 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2015 (m68k_sched_attr_size): Update declaration.
2016 (m68k_sched_attr_type2): Remove.
2017 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2018 Declare new bypass predicates.
2020 * config/m68k/m68k.c (m68k_sched_issue_rate,
2021 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2023 (TARGET_SCHED_ISSUE_RATE,
2024 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2025 (override_options): Handle scheduling for ColdFire V4 core.
2026 (m68k_expand_prologue): Emit stack_tie.
2027 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2028 'OP_TYPE_FPN'. Update all uses.
2029 (sched_guess_p): Remove.
2030 (sched_address_type): Handle symbolic addresses.
2031 (sched_get_operand): New static function.
2032 (sched_operand_type): Merge into sched_attr_op_type.
2033 (sched_attr_op_type): Handle FP registers, handle quick constants,
2035 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2036 (m68k_sched_attr_size): Update. Move logic to ...
2037 (sched_get_attr_size_int): New static function.
2038 (sched_get_opxy_mem_type): New static function.
2039 (m68k_sched_attr_op_mem): Update.
2040 (m68k_sched_attr_type2): Remove.
2041 (sched_cfv4_bypass_data): New static variable.
2042 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2043 (m68k_sched_issue_rate): Implement scheduler hook.
2044 (struct _sched_ib: enabled_p): New field.
2045 (m68k_sched_variable_issue): Update. Handle V4.
2046 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2047 sched_dump_class_func_t, sched_dump_split_class,
2048 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2049 sched_dump_dfa_class, m68k_sched_dump): Remove.
2050 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2052 (m68k_sched_init_global): Remove statisctics dumping, introduce
2053 sanity check that all instructions have pipeline reservations. Handle
2055 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2056 Handle ColdFire V4 core.
2057 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2058 New static functions.
2059 (m68k_sched_address_bypass_p): New bypass predicate.
2060 (sched_get_indexed_address_scale): New static function.
2061 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2063 * cf.md: Update comments.
2064 (define_attr type2): Remove. Use 'type' attribute instead.
2066 (cf_ib): Rename to cfv123_ib. Update all uses.
2067 (cf_oep): Rename to cfv123_oep. Update all uses.
2068 (cf_chr): Rename to cfv123_chr. Update all uses.
2069 (cf_mem): Rename to cfv123_mem. Update all uses.
2070 (cf_mac): Move to more appropriate place.
2071 (cfv123_guess): New automaton and cpu_unit.
2072 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2073 Update uses of 'size' attribute. Handle before reload scheduling.
2074 (cfv123_guess): New dummy reservation for unhandled instructions.
2075 (cfv4_*): Pipeline description of ColdFire V4 core.
2076 (ignore): New reservation to handle 'ignore' type.
2078 2008-05-07 Ian Lance Taylor <iant@google.com>
2081 * gimplify.c (find_single_pointer_decl_1): Don't look through
2083 (find_single_pointer_decl): Adjust comments.
2085 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2088 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2089 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2092 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2093 integral type rather than floating point, then VIEW_CONVERT_EXPR
2094 to the floating point type.
2096 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2098 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2099 TFmode op0 to register.
2101 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2103 * c-decl.c (grokdeclarator): Comment typo.
2105 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2107 * tree-flow.h: Remove prototype for computed_goto_p.
2108 * tree-cfg.c (computed_goto_p): Make static.
2110 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2113 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2114 (contains_aligned_value_p): This. Handle _Decimal128.
2115 (ix86_function_arg_boundary): Only align _Decimal128 to its
2116 natural boundary and handle it properly.
2118 2008-05-06 Martin Jambor <mjambor@suse.cz>
2120 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2121 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2122 (ipcp_method_set_orig_node): Removed.
2123 (ipcp_cval_get_cvalue_type): Removed.
2124 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2125 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2126 (ipcp_cval_set_cvalue_type): Removed.
2127 (ipcp_cval_get_cvalue): Removed.
2128 (ipcp_cval_set_cvalue): Removed.
2129 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2130 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2131 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2132 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2133 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2134 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2135 (ipcp_get_ith_lattice): Changed parameters.
2136 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2137 (ipcp_lattice_from_jfunc): Changed parameters.
2138 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2139 (ipcp_method_cval_print): Added temporary variable info.
2140 (ipcp_redirect): Removed already unused local variable caller.
2141 (ipcp_redirect): New temporary variable orig_callee_info
2142 (ipcp_redirect): Removed newly unused local variable callee.
2143 (ipcp_redirect): Removed (a bit confusing) local variable type.
2144 (ipcp_insert_stage): Added local variable info.
2145 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2147 (ipcp_formal_create): Removed.
2148 (ipcp_method_cval_set): Removed.
2149 (ipcp_propagate_stage): Renamed lattice variables.
2150 (ipcp_method_cval_set_cvalue_type): Removed.
2151 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2152 (ipcp_print_all_lattices): Changed printed strings to refer to
2153 lattices rather than cvals.
2154 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2155 (ipcp_propagate_const): Changed formal parameters.
2156 (build_const_val): Changed formal parameters.
2157 (ipcp_insert_stage): Removed useless variable cvalue
2158 (build_const_val): Changed formal parameters.
2159 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2160 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2161 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2162 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2163 (ipcp_print_func_profile_counts): Changed string from "method" to
2165 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2166 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2167 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2168 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2169 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2170 (ipcp_lat_is_const): Changed parameters and made inline.
2171 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2172 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2173 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2174 the predicate condition directly
2175 (ipcp_propagate_stage): Added local variable args. Removed local
2176 variable callee. (Both are mere code simplifications.)
2177 (ipcp_method_dont_insert_const): Renamed to
2178 ipcp_node_not_modifiable_p.
2179 (ipcp_node_not_modifiable_p): Made inline.
2180 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2181 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2182 (ipcp_print_all_lattices): Removed variable cvalue
2183 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2186 2008-05-06 Olivier Hainque <hainque@adacore.com>
2188 * tree-sra.c (try_instantiate_multiple_fields): Early return
2189 if field has POINTER_TYPE.
2191 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2193 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2194 by using 'q' specifier for instruction.
2195 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2197 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2199 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2200 Change mode of zero_extract from QImode to HImode.
2201 (sign bit tests peepholes): (Ditto.).
2203 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/mmx.md: Remove double backslashes from asm templates.
2206 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2207 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2208 to handle nonimmediate operands.
2209 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2210 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2211 to handle nonimmediate operands.
2212 (*mmx_<code>v2sf3_finite): New insn pattern.
2213 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2214 (mmx_<code>v2sf3): New expander. Use
2215 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2216 (mmx_<plusminus_insn><mode>3): New expander. Use
2217 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2218 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2219 (mmx_add<mode>3): Removed.
2220 (mmx_ssadd<mode>3): Ditto.
2221 (mmx_usadd<mode>3): Ditto.
2222 (mmx_sub<mode>3): Ditto.
2223 (mmx_sssub<mode>3): Ditto.
2224 (mmx_ussub<mode>3): Ditto.
2225 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2226 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2227 to handle nonimmediate operands.
2228 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2230 (mmx_smulv4hi3_highpart): New expander. Use
2231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2232 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2234 (mmx_umulv4hi3_highpart): New expander. Use
2235 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2236 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2237 (mmx_<code>v4hi3): New expander. Use
2238 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2239 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2240 (mmx_<code>v8qi3): New expander. Use
2241 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2242 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2243 (mmx_<code><mode>3): New expander. Use
2244 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2246 2008-05-05 Jan Hubicka <jh@suse.cz>
2248 PR tree-optimization/36118
2249 * passes.c (pass_init_dump_file): Fix dump header.
2251 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2254 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2255 VCE for function decls.
2257 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2261 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2263 * config/i386/i386.md (sat_plusminus): New.
2264 (plusminus_insn): Likewise.
2265 (plusminus_mnemonic): Likewise.
2267 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2268 (*<addsub><mode>3_cc_overflow): Renamed to ...
2269 (*<plusminus_insn><mode>3_cc_overflow): This.
2270 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2271 (*<plusminus_insn>si3_zext_cc_overflow): This.
2273 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2274 (<plusminus_insn><mode>3): This.
2275 (*<addsub><mode>3): Renamed to ...
2276 (*<plusminus_insn><mode>3): This.
2277 (<sse>_vm<addsub><mode>3): Renamed to ...
2278 (<sse>_vm<plusminus_insn><mode>3): This.
2279 (sse3_h<addsub>v4sf3): Renamed to ...
2280 (sse3_h<plusminus_insn>v4sf3): This.
2281 (sse3_h<addsub>v2df3): Renamed to ...
2282 (sse3_h<plusminus_insn>v2df3): This.
2283 (<plusminus_insn><mode>3): New.
2284 (*<plusminus_insn><mode>3): Likewise.
2285 (sse2_<plusminus_insn><mode>3): Likewise.
2286 (add<mode>): Removed.
2287 (*add<mode>3): Likewise.
2288 (sse2_ssadd<mode>3): Likewise.
2289 (sse2_usadd<mode>3): Likewise.
2290 (sub<mode>3): Likewise.
2291 (*sub<mode>3): Likewise.
2292 (sse2_sssub<mode>3): Likewise.
2293 (sse2_ussub<mode>3): Likewise.
2295 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2297 * gthr-single.h: Add in required interface elements as per gthr.h.
2298 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2299 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2300 Generalize UNUSED macro.
2301 (__gthread_once): Add.
2302 (__gthread_key_create): Add.
2303 (__gthread_key_delete): Add.
2304 (__gthread_getspecific): Add.
2305 (__gthread_setspecific): Add.
2307 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2310 the same size types for the indirect reference on the rhs, then
2313 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2315 * config/i386/i386.md
2316 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2317 one insn template instead of template series.
2318 (*xordi_1_rex64): Ditto.
2319 (*xordi_2_rex64): Ditto.
2321 2008-05-05 Ira Rosen <irar@il.ibm.com>
2323 PR tree-optimization/36119
2324 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2327 2008-06-04 Jan Hubicka <jh@suse.cz>
2329 tree-optimization/36100
2330 * tree-pass.h (pass_O0_always_inline): Declare.
2331 * ipa-inline.c (inline_transform): Remove dead code.
2332 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2333 pass_O0_always_inline): New.
2334 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2336 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2338 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2339 mnemonic in this_param move for TARGET_64BIT.
2341 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2344 (*strmovsi_rex_1): Ditto.
2345 (*strsetsi_1): Ditto.
2346 (*strsetsi_rex_1): Ditto.
2348 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2349 adddicc expanders using SWI mode iterator.
2351 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2354 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2357 2008-05-04 David S. Miller <davem@davemloft.net>
2359 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2360 (sparc*-*-linux*): Use linux.h in tm_file.
2361 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2362 compiler defaulting to 32-bit.
2363 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2365 * config/sparc/linux.h: Remove definitions now obtained
2366 properly from linux.h
2367 * config/sparc/linux64.h: Likewise.
2368 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2369 don't want this setting for 32-bit builds in a biarch compiler.
2370 * doc/install.texi: Add sparc-linux to list of targets
2371 supporting --enable-targets=all.
2373 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2375 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2377 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2380 after V4SI_FTYPE_V8HI.
2381 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2382 case V4SI_FTYPE_V2DF.
2384 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2386 * doc/invoke.texi (max-flow-memory-locations): Removed.
2387 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2389 2008-05-03 Richard Guenther <rguenther@suse.de>
2392 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2394 2008-05-02 David S. Miller <davem@davemloft.net>
2396 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2398 2008-05-02 Simon Baldwin <simonb@google.com>
2401 * c-common.h (warn_array_subscript_range): Removed.
2402 * c-common.c (warn_array_subscript_range): Ditto.
2403 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2404 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2406 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2408 * config/i386/i386.c (ix86_special_builtin_type): New.
2409 (bdesc_special_args): Likewise.
2410 (ix86_expand_special_args_builtin): Likewise.
2411 (ix86_init_mmx_sse_builtins): Updated.
2412 (ix86_expand_builtin): Updated.
2413 (ix86_expand_store_builtin): Removed.
2414 (ix86_expand_unop_builtin): Likewise.
2416 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2417 * config/i386/mmintrin.h (__v2sf): Here.
2419 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2421 (_mm_loadl_pi): Likewise.
2422 (_mm_storeh_pi): Replace __v2si with __v2sf.
2423 (_mm_storel_pi): Likewise.
2425 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2426 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2427 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2428 __builtin_ia32_loadlpd.
2430 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2432 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2433 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2434 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2435 (ix86_init_mmx_sse_builtins): Updated.
2436 (ix86_expand_args_builtin): Likewise.
2437 (ix86_expand_builtin): Likewise.
2438 (ix86_expand_unop1_builtin): Renamed to ...
2439 (ix86_expand_unop_vec_merge_builtin): This.
2441 2008-05-01 Jan Hubicka <jh@suse.cz>
2444 * ipa-inline.c (inline_generate_summary): Make static.
2445 (inline_transform): Do not call inlining at -O0; make static.
2446 * passes.c (execute_todo): Add sanity check.
2447 (execute_one_ipa_transform_pass): Execute proper flags.
2449 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2451 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2452 (DECL_NONADDRESSABLE_P): Likewise.
2453 * alias.c (record_component_aliases): Fix comment.
2455 2008-05-01 Simon Baldwin <simonb@google.com>
2457 * c-common.h (warn_array_subscript_range): New function.
2458 * c-common.c (warn_array_subscript_range): Ditto.
2459 * tree-vrp.c (check_array_ref): Corrected code to agree with
2460 comment, ignoring only arrays of size 0 or size 1.
2461 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2463 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2465 * config/i386/i386.c (ix86_builtin_type): Replace
2466 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2467 (bdesc_args): Updated.
2468 (ix86_init_mmx_sse_builtins): Likewise.
2469 (ix86_expand_args_builtin): Likewise.
2471 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2474 * doc/extend.texi: Correct __builtin_ia32_palignr.
2476 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2479 * config/i386/i386.c (bdesc_crc32): Removed.
2480 (ix86_expand_crc32): Likewise.
2481 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2482 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2483 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2484 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2485 UINT_FTYPE_UINT_UCHAR.
2486 (bdesc_args): Updated. Add crc32 builtins.
2487 (ix86_init_mmx_sse_builtins): Updated.
2488 (ix86_expand_args_builtin): Updated to support subreg.
2490 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2492 2008-05-01 Jan Hubicka <jh@suse.cz>
2494 * tree-pass.h (opt_pass): Add IPA_PASS.
2495 (varpool_node, cgraph_node): Forward declare.
2496 (ipa_opt_pass): Define.
2497 (pass_ipa_inline): Turn into ipa_opt_pass.
2498 (pass_apply_inline): Remove.
2499 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2500 (apply_inline): Turn into ....
2501 (inline_transform): ... this one.
2502 (inline_generate_summary): New function.
2503 (pass_apply_inline): Remove.
2504 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2506 (struct function): Add ipa_transforms_to_apply.
2507 * passes.c (register_one_dump_file): Work on IPA_PASS.
2508 (init_optimization_passes): Remove pass_inline_parameters and
2510 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2511 (execute_one_pass) ... here; apply transforms when possible.
2512 (add_ipa_transform_pass, execute_ipa_summary_asses,
2513 execute_one_ipa_transform_pass): New.
2514 (execute_ipa_pass_list): Update for IPA_PASS type.
2516 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2518 * config/i386/i386.c (ix86_builtin_type): Add
2519 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2520 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2521 (bdesc_args): Add SSE4a builtins.
2522 (ix86_init_mmx_sse_builtins): Updated.
2523 (ix86_expand_args_builtin): Likewise.
2524 (ix86_expand_builtin): Likewise.
2526 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2528 * config/i386/i386.c (ix86_builtin_type): Add
2529 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2530 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2531 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2532 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2533 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2534 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2535 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2536 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2537 and DI_FTYPE_DI_DI_INT.
2538 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2539 (ix86_init_mmx_sse_builtins): Updated.
2540 (ix86_expand_args_builtin): Likewise.
2541 (ix86_expand_builtin): Likewise.
2542 (ix86_expand_binop_imm_builtin): Removed.
2544 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2546 2008-04-30 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/32921
2549 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2551 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2553 * config/arm/arm.c (arm_unwind_emit): Use
2554 crtl->all_throwers_are_sibcalls instead of
2555 cfun->all_throwers_are_sibcalls.
2556 (arm_output_fn_unwind): Likewise.
2557 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2558 instead of cfun->uses_pic_offset_table.
2559 (frv_expand_prologue): Likewise.
2560 (frv_frame_pointer_required): Likewise.
2561 (frv_expand_fdpic_call): Likewise.
2562 (frv_emit_movsi): Likewise.
2563 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2564 cfun->returns_pcc_struct instead of
2565 current_function_returns_pcc_struct.
2566 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2567 instead of cfun->calls_eh_return.
2568 (m32c_pushm_popm): Likewise.
2569 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2570 "extern" declaration.
2572 2008-04-30 Richard Guenther <rguenther@suse.de>
2574 PR tree-optimization/21636
2575 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2577 (evaluate_stmt): Print the likely value.
2578 (ccp_visit_stmt): Avoid excessive vertical spacing.
2580 2008-04-30 Rafael Espindola <espindola@google.com>
2582 * builtins.c (fold_call_expr): Return realret.
2583 * tree-ssa-threadedge.c
2584 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2585 __builtin_object_size.
2587 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2589 * gcc.c (wrapper_string): New variable.
2590 (insert_wrapper): New function.
2591 (execute): New option -wrapper.
2592 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2594 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2596 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2597 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2598 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2600 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2601 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2602 config/rs6000/e500crtres64gprctr.asm,
2603 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2604 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2605 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2606 config/rs6000/e500crtsav64gprctr.asm,
2607 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2608 config/rs6000/e500crtsavg64gprctr.asm: New files.
2609 * config/rs6000/t-ppccomm: Add build rules for new files.
2610 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2611 * config/rs6000/t-netbsd: Add build rules for new files.
2612 (LIB2FUNCS_STATIC_EXTRA): New variable.
2613 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2614 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2615 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2617 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/i386/i386.c (ix86_builtin_type): Add
2620 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2621 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2622 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2623 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2624 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2625 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2626 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2627 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2628 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2629 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2630 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2631 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2632 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2633 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2634 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2635 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2636 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2637 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2638 V1DI_FTYPE_V2SI_V2SI.
2639 (bdesc_2arg): Moved to ...
2641 (ix86_init_mmx_sse_builtins): Updated.
2642 (ix86_expand_args_builtin): Updated. Take a pointer
2643 to const struct builtin_description. Handle comparison
2645 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2646 (ix86_expand_builtin): Updated.
2648 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2649 (ssse3_pmaddubsw128): This.
2650 (ssse3_pmaddubswv4hi3): Renamed to ...
2651 (ssse3_pmaddubsw): This.
2653 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2654 (__builtin_ia32_packssdw128): Likewise.
2655 (__builtin_ia32_packuswb128): Likewise.
2656 (__builtin_ia32_pmaddubsw): Likewise.
2657 (__builtin_ia32_pmaddubsw128): Likewise.
2659 2008-04-30 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/14847
2662 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2663 (recognize_bits_test): Use it.
2664 (recognize_single_bit_test): Likewise.
2666 2008-04-30 Martin Jambor <mjambor@suse.cz>
2668 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2669 instead of setting number of formal parameters to zero.
2670 (ipcp_init_stage): Do not set the number of actual parameters to zero
2672 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2673 which are called with variable number of arguments.
2674 (ipcp_insert_stage): Explicitely skipping all nodes which are
2675 called with variable number of arguments.
2676 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2677 number of parameters.
2679 * ipa-prop.h (struct ipa_node_params): Added flag
2680 called_with_var_arguments
2681 (ipa_set_param_count): Added. Changed sole setter to use it.
2682 (ipa_get_param_count): Added. All readers of param_count
2683 converted to use it instead.
2684 (ipa_set_called_with_variable_arg): Added.
2685 (ipa_is_called_with_var_arguments): Added.
2686 (ipa_get_ith_param): Added. All readers of param_decls converted
2688 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2690 (ipa_get_cs_argument_count): Added, all readers of argument_count
2692 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2695 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2696 (struct ipcp_lattice): Renamed cval_type to type
2697 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2699 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2700 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2701 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2702 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2703 (build_const_val): Changed the type of parameter cvalue to tree
2704 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2705 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2707 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2710 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2711 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2712 (ipa_add_method): Renamed to ipa_push_func_to_list
2713 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2714 (ipa_callsite_param_count): Removed.
2715 (ipa_callsite_param_count_set): Removed.
2716 (ipa_callsite_param): Removed.
2717 (ipa_callsite_callee): Removed.
2718 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2719 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2720 (ipa_method_formal_count): Removed.
2721 (ipa_method_formal_count_set): Removed.
2722 (ipa_method_get_tree): Removed.
2723 (ipa_method_tree_map_create): Removed.
2724 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2725 (ipa_create_param_decls_array): Creates the array itself
2726 (ipa_create_param_decls_array): Temporary variable info instead of
2728 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2729 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2730 (get_type): Removed.
2731 (ipa_jf_get_info_type): Removed.
2732 (ipa_node_create): Renamed to ipa_create_node_params
2733 (ipa_free): Renamed to ipa_free_all_node_params
2734 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2735 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2736 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2737 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2738 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2739 ipa_free_all_edge_args
2740 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2741 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2742 (ipa_create_methodlist_node): Removed.
2743 (ipa_methodlist_method): Removed.
2744 (ipa_methodlist_method_set): Removed.
2745 (ipa_methodlist_next_method): Removed.
2746 (ipa_methodlist_next_method_set): Removed.
2747 (ipa_method_is_modified): Removed.
2748 (ipa_method_modify_create): Removed.
2749 (ipa_method_modify_init): Temporary variable info instead of a few
2751 (ipa_detect_param_modifications): Temporary variable info instead of
2753 (ipa_compute_jump_functions): Temporary variable info instead of
2755 (ipa_method_modify_set): Removed.
2756 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2757 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2758 than craph_node as the first parameter.
2759 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2760 (ipa_method_modify_init): Removed.
2761 (ipa_compute_jump_functions): Added a temp variable instead of
2762 repeatadly dereferencing the cgraph_edge.aux pointer
2763 (ipa_callsite_param_set_type): Removed.
2764 (ipa_compute_jump_functions): i renamed to index and moved to
2766 (ipa_callsite_param_set_info_type_formal): Removed.
2767 (ipa_callsite_param_set_info_type): Removed.
2768 (ipa_callsite_param_map_create): Removed.
2769 (ipa_callsite_tree): Removed.
2770 (ipa_callsite_caller): Removed.
2771 (ipa_pop_func_from_list): return_method removed to return_func
2773 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2774 prefixed all values with IPA_. Changed all users.
2775 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2776 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2777 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2778 (union parameter_info): Renamed to jump_func_value.
2779 (union jump_func_value): Renamed value to constant
2780 (struct ipa_jump_func): Renamed info_type to value
2781 (struct ipa_node): Renamed to ipa_node_params
2782 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2783 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2784 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2785 (struct ipa_edge): Renamed to ipa_edge_args
2786 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2787 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2788 (struct ipa_methodlist): Renamed to ipa_func_list
2789 (struct ipa_func_list): method_p renamed to node, next_method
2791 (ipa_methodlist_p): Removed, switched all users to struct pointer
2792 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2794 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2796 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2797 (rs6000_emit_epilogue): Use backchain to restore only when we
2798 have a large frame. Make use of frame pointer to restore if we
2799 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2801 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2803 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2804 Add mode to zero_extract.
2805 (sign bit tests peepholes): (Ditto.).
2807 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2809 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2810 Instructions in comments with SSE3.
2811 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2812 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2813 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2814 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2815 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2816 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2817 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2818 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2819 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2820 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2821 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2822 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2823 (bdesc_sse_args): Renamed to ...
2824 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2825 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2826 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2828 (bdesc_1arg): Moved to ...
2830 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2831 Instructions in comments with SSE3.
2832 (ix86_expand_sse_operands_builtin): Renamed to ...
2833 (ix86_expand_args_builtin): This. Updated.
2834 (ix86_expand_unop1_builtin): Update comments.
2835 (ix86_expand_builtin): Updated.
2837 2008-04-29 Richard Guenther <rguenther@suse.de>
2839 PR tree-optimization/36078
2840 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2841 Update virtual SSA form after cleaning up the CFG.
2843 2008-04-29 Richard Guenther <rguenther@suse.de>
2846 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2848 2008-04-29 Richard Guenther <rguenther@suse.de>
2850 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2851 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2852 (compute_flow_insensitive_aliasing): Do not treat
2853 PTR_IS_REF_ALL pointers special.
2854 (get_smt_for): Likewise.
2855 (may_alias_p): Re-structure.
2856 (is_escape_site): A ref-all pointer conversion is not an escape site.
2857 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2858 PTR_IS_REF_ALL pointers special.
2859 * tree-ssa-structalias.h (struct alias_info): Remove
2860 ref_all_symbol_mem_tag field.
2861 (PTR_IS_REF_ALL): Remove.
2863 2008-04-29 Richard Guenther <rguenther@suse.de>
2866 * fold-const.c (extract_muldiv_1): In combining division constants
2867 make sure to never overflow.
2869 2008-04-29 Nick Clifton <nickc@redhat.com>
2871 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2873 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2876 * optc-gen.awk: Work around HP-UX/IA awk bug.
2878 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2880 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2883 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2886 * config/i386/i386.md
2887 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2888 Change operand 1 predicate to nonimmediate_operand.
2890 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2893 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2895 * gengtype.c (walk_type, write_func_for_structure): Handle
2897 * doc/gty.texi: Document chain_circular.
2899 2008-04-28 Richard Guenther <rguenther@suse.de>
2901 PR tree-optimization/36066
2902 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2905 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2908 * config/i386/i386.md
2909 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2910 Use match_scratch instead of match_operand for operands 3 and 4.
2912 2008-04-27 Richard Guenther <rguenther@suse.de>
2914 PR tree-optimization/18754
2915 PR tree-optimization/34223
2916 * tree-pass.h (pass_complete_unrolli): Declare.
2917 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2918 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2919 Rewrite loop into loop closed SSA form if it is not already.
2920 (tree_unroll_loops_completely): Re-structure to iterate over
2921 innermost loops with intermediate CFG cleanups.
2922 Unroll outermost loops only if requested or the code does not grow
2924 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2925 loops are available.
2926 (tree_vectorize): Instead do so here.
2927 (tree_complete_unroll): Also unroll outermost loops.
2928 (tree_complete_unroll_inner): New function.
2929 (gate_tree_complete_unroll_inner): Likewise.
2930 (pass_complete_unrolli): New pass.
2931 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2932 uses outside of the loop.
2933 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2934 form if it is available.
2935 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2936 * passes.c (init_optimization_passes): Schedule complete inner
2937 loop unrolling pass before the first CCP pass after final inlining.
2939 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2941 * targhooks.h (default_emutls_var_fields,
2942 default_emutls_var_init): Declare.
2943 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2944 * target.h (struct gcc_target): Add struct emutls member.
2945 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2946 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2947 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2948 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2949 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2950 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2951 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2952 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2953 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2954 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2955 emit debug information.
2956 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2957 * varasm.c: Include targhooks.h.
2958 (emutls_object_section, emutls_tmpl_section): New.
2959 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2960 (EMUTLS_SEPARATOR): New.
2962 (get_emutls_object_name): New.
2963 (default_emutls_var_fields): New, broken out of ...
2964 (get_emutls_object_type): ... here. Adjust to use target hooks.
2965 (get_emutls_init_templ_addr): Adjust to use target hooks.
2966 (emutls_decl): Adjust to use target hooks.
2967 (emutls_finish): Likewise.
2968 (default_emutls_var_init): New, broken out of ...
2969 (assemble_variable): ... here. Adjust to use target hooks.
2970 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2972 * c-common.c (handle_section_attribute): Prevent overriding
2973 sections for emulated tls with special sections.
2974 * config/i386/i386.c (x86_64_elf_select_section): Add
2975 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2976 (x86_64_elf_unique_section): Likewise.
2977 * config/vxworks.c: Include tree.h.
2978 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2979 (vxworks_override_options): Set TLS scheme.
2980 * doc/tm.texi (Emulated TLS): New node.
2982 2008-04-26 Simon Baldwin <simonb@google.com>
2985 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
2986 with propagated string constants.
2988 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
2990 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
2991 constraint for operand 2 when operand 0 is memory operand.
2992 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
2993 operand 0 is memory operand.
2994 (fix_trunc<mode>_i387_with_temp): Ditto.
2995 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
2996 operand 2 when operand 1 is memory operand.
2997 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
2998 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
2999 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3000 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3001 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3002 operands 2,3 and 4 when operand 1 is memory operand.
3003 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3005 (fistdi2_floor_with_temp): Ditto.
3006 (fist<mode>2_floor_with_temp): Ditto.
3007 (fistdi2_ceil_with_temp): Ditto.
3008 (fist<mode>2_ceil_with_temp): Ditto.
3009 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3011 2008-04-26 David Daney <ddaney@avtrex.com>
3013 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3015 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3016 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3017 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3018 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3019 (compare_and_swap_12): New insn.
3020 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3021 * config/mips/mips.c (mips_force_binary): New function.
3022 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3023 (mips_expand_compare_and_swap_12): New function.
3024 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3026 2008-04-25 Jan Hubicka <jh@suse.cz>
3029 * cfgexpand.c (pass_expand): Turn into RTL pass.
3030 * passes.c (execute_one_pass): Do pass typechecking after execution.
3031 * tree-pass.h (pass_expand): Turn into RTL pass.
3033 * function.h (struct rtl_data): Move here fields
3034 accesses_prior_frames, calls_eh_return, saves_all_registers,
3035 has_nonlocal_goto, has_asm_statement, is_thunk,
3036 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3037 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3038 arg_pointer_save_area_init from struct function; turn into bool.
3039 (struct function): Move
3040 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3041 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3042 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3043 tail_call_emit, arg_pointer_save_area_init
3044 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3045 (current_function_returns_struct, current_function_returns_pcc_struct,
3046 current_function_calls_setjmp, current_function_calls_alloca,
3047 current_function_accesses_prior_frames,
3048 current_function_calls_eh_return, current_function_is_thunk,
3049 current_function_stdarg, current_function_profile,
3050 current_function_limit_stack, current_function_uses_pic_offset_table,
3051 current_function_uses_const_pool, current_function_has_nonlocal_label,
3052 current_function_saves_all_registers,
3053 current_function_has_nonlocal_goto,
3054 current_function_has_asm_statement): Remove accesor macros.
3055 * ra-conflict.c (global_conflicts): Update.
3056 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3057 (suitable_for_tail_call_opt_p): Update.
3058 * builtins.c (expand_builtin_return_addr): Update.
3059 (expand_builtin_setjmp_setup): Update.
3060 (expand_builtin_nonlocal_goto): Update.
3061 * final.c (final_start_function): Update.
3062 (profile_function): Update.
3063 (leaf_function_p): Update.
3064 (only_leaf_regs_used): Update.
3065 * df-scan.c (df_get_exit_block_use_set): Update.
3066 * dojump.c (clear_pending_stack_adjust): Update.
3067 * tree-stdarg.c (gate_optimize_stdarg): Update.
3068 * gimple-low.c (lower_function_body): Update.
3069 * global.c (compute_regsets): Update.
3070 (global_alloc): Update.
3071 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3072 * expr.c (expand_assignment): Update.
3073 * dse.c (dse_step0): Update.
3074 (dse_step1): Update.
3075 * c-decl.c (store_parm_decls): Update.
3076 * local-alloc.c (combine_regs): Update.
3077 (find_free_reg): Update.
3078 * function.c (assign_parms_augmented_arg_list): Update.
3079 (assign_parm_find_data_types): Update.
3080 (assign_parms): Update.
3081 (allocate_struct_function): Update.
3082 (expand_function_start): Update.
3083 (expand_function_end): Update.
3084 (get_arg_pointer_save_area): Update.
3085 (thread_prologue_and_epilogue_insns): Update.
3086 (rest_of_match_asm_constraints): Update.
3087 * stor-layout.c (variable_size): Update.
3088 * gcse.c (gcse_main): Update.
3089 (bypass_jumps): Update.
3090 * gimplify.c (gimplify_function_tree): Update.
3091 * calls.c (emit_call_1): Update.
3092 (expand_call): Update.
3093 * bt-load.c (compute_defs_uses_and_gen): Update.
3094 * except.c (sjlj_assign_call_site_values): Update.
3095 (sjlj_emit_function_enter): Update.
3096 (can_throw_external): Update.
3097 (set_nothrow_function_flags): Update.
3098 (expand_builtin_unwind_init): Update.
3099 (expand_eh_return): Update.
3100 (convert_to_eh_region_ranges): Update.
3101 (output_function_exception_table): Update.
3102 * emit-rtl.c (gen_tmp_stack_mem): Update.
3103 * cfgexpand.c (expand_used_vars): Update.
3104 (tree_expand_cfg): Update.
3105 * cfgcleanup.c (rest_of_handle_jump): Update.
3106 * explow.c (allocate_dynamic_stack_space): Update.
3107 * varasm.c (assemble_start_function): Update.
3108 (force_const_mem): Update.
3109 (mark_constant_pool): Update.
3110 * tree-optimize.c (tree_rest_of_compilation): Update.
3111 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3112 * tree-cfg.c (notice_special_calls): Update.
3113 (is_ctrl_altering_stmt): Update.
3114 (tree_can_make_abnormal_goto): Update.
3115 (tree_purge_dead_abnormal_call_edges): Update.
3116 * config/alpha/predicates.md: Update.
3117 * config/alpha/alpha.c (alpha_sa_mask): Update.
3118 (alpha_sa_size): Update.
3119 (alpha_does_function_need_gp): Update.
3120 (alpha_expand_prologue): Update.
3121 (alpha_start_function): Update.
3122 (alpha_output_function_end_prologue): Update.
3123 (alpha_expand_epilogue): Update.
3124 * config/frv/frv.c (frv_stack_info): Update.
3125 (frv_expand_epilogue): Update.
3126 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3127 (s390_register_info): Update.
3128 (s390_frame_info): Update.
3129 (s390_init_frame_layout): Update.
3130 (s390_can_eliminate): Update.
3131 (save_gprs): Update.
3132 * config/spu/spu.c (spu_split_immediate): Update.
3133 (need_to_save_reg): Update.
3134 (spu_expand_prologue): Update.
3135 (spu_expand_epilogue): Update.
3136 * config/sparc/sparc.md: Update.
3137 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3138 (sparc_tls_got): Update.
3139 (legitimize_pic_address): Update.
3140 (sparc_emit_call_insn): Update.
3141 (sparc_expand_prologue): Update.
3142 (output_return): Update.
3143 (print_operand): Update.
3144 (sparc_function_ok_for_sibcall): Update.
3145 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3146 * config/m32r/m32r.md: Update.
3147 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3148 (m32r_compute_frame_size): Update.
3149 (m32r_expand_prologue): Update.
3150 (m32r_expand_epilogue): Update.
3151 (m32r_legitimize_pic_address): Update.
3152 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3153 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3154 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3156 (ix86_save_reg): Update.
3157 (ix86_compute_frame_layout): Update.
3158 (ix86_expand_prologue): Update.
3159 (ix86_expand_epilogue): Update.
3160 * config/sh/sh.c (output_stack_adjust): Update.
3161 (calc_live_regs): Update.
3162 (sh5_schedule_saves): Update.
3163 (sh_expand_prologue): Update.
3164 (sh_expand_epilogue): Update.
3165 (sh_setup_incoming_varargs): Update.
3166 (sh_allocate_initial_value): Update.
3167 (sh_get_pr_initial_val): Update.
3168 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3169 * config/sh/sh.md (label:): Update.
3170 * config/avr/avr.c (out_movhi_mr_r): Update.
3171 * config/crx/crx.h (enum): Update.
3172 * config/xtensa/xtensa.h (along): Update.
3173 * config/stormy16/stormy16.c Update.
3174 (xstormy16_compute_stack_layout): Update.
3175 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3176 (fr30_expand_prologue): Update.
3177 * config/cris/cris.c (cris_conditional_register_usage): Update.
3178 (cris_reg_saved_in_regsave_area): Update.
3179 (cris_initial_frame_pointer_offset): Update.
3180 (cris_simple_epilogue): Update.
3181 (cris_expand_prologue): Update.
3182 (cris_expand_epilogue): Update.
3183 (cris_expand_pic_call_address): Update.
3184 (cris_asm_output_symbol_ref): Update.
3185 (cris_asm_output_label_ref): Update.
3186 * config/cris/cris.md Update.
3187 * config/iq2000/iq2000.c (compute_frame_size): Update.
3188 (iq2000_expand_epilogue): Update.
3189 * config/mt/mt.h (save_direction): Update.
3190 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3191 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3192 (ia64_secondary_reload_class): Update.
3193 * config/m68k/m68k.c (m68k_save_reg): Update.
3194 (m68k_expand_prologue): Update.
3195 (m68k_expand_epilogue): Update.
3196 (legitimize_pic_address): Update.
3197 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3198 (first_reg_to_save): Update.
3199 (first_altivec_reg_to_save): Update.
3200 (compute_vrsave_mask): Update.
3201 (compute_save_world_info): Update.
3202 (rs6000_stack_info): Update.
3203 (spe_func_has_64bit_regs_p): Update.
3204 (rs6000_ra_ever_killed): Update.
3205 (rs6000_emit_eh_reg_restore): Update.
3206 (rs6000_emit_allocate_stack): Update.
3207 (rs6000_emit_prologue): Update.
3208 (rs6000_emit_epilogue): Update.
3209 (rs6000_output_function_epilogue): Update.
3210 (output_profile_hook): Update.
3211 (rs6000_elf_declare_function_name): Update.
3212 * config/rs6000/rs6000.h (rs6000_args): Update.
3213 * config/rs6000/rs6000.md: Update.
3214 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3215 * config/arc/arc.c (arc_output_function_epilogue): Update.
3216 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3217 * config/darwin.c (machopic_function_base_name): Update.
3218 * config/score/score3.c (score3_compute_frame_size): Update.
3221 (score3_epilogue): Update.
3222 * config/score/score7.c (score7_compute_frame_size): Update.
3223 (score7_prologue): Update.
3224 (score7_epilogue): Update.
3225 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3226 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3227 * config/arm/arm.c (use_return_insn): Update.
3228 (require_pic_register): Update.
3229 (arm_load_pic_register): Update.
3230 (arm_compute_save_reg0_reg12_mask): Update.
3231 (arm_compute_save_reg_mask): Update.
3232 (thumb1_compute_save_reg_mask): Update.
3233 (output_return_instruction): Update.
3234 (arm_output_function_prologue): Update.
3235 (arm_output_epilogue): Update.
3236 (arm_get_frame_offsets): Update.
3237 (arm_expand_prologue): Update.
3238 (thumb_pushpop): Update.
3239 (thumb_exit): Update.
3240 (thumb1_expand_prologue): Update.
3241 (thumb1_expand_epilogue): Update.
3242 (arm_unwind_emit): Update.
3243 (arm_output_fn_unwind): Update.
3244 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3245 * config/arm/arm.md: Update.
3246 * config/pa/pa.md: Update.
3247 * config/pa/pa.c (legitimize_pic_address): Update.
3248 (compute_frame_size): Update.
3249 (hppa_expand_prologue): Update.
3250 (hppa_expand_epilogue): Update.
3251 (borx_reg_operand): Update.
3252 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3253 (HARD_REGNO_RENAME_OK): Update.
3254 * config/mips/mips.c (mips_global_pointer): Update.
3255 (mips_save_reg_p): Update.
3256 (mips_compute_frame_info): Update.
3257 (mips_frame_pointer_required): Update.
3258 (mips_expand_prologue): Update.
3259 (mips_expand_epilogue): Update.
3260 (mips_can_use_return_insn): Update.
3261 (mips_reorg_process_insns): Update.
3262 * config/v850/v850.c (compute_register_save_size): Update.
3263 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3264 * config/mmix/mmix.c (along): Update.
3265 (mmix_expand_epilogue): Update.
3266 * config/bfin/bfin.c (legitimize_pic_address): Update.
3267 (must_save_p): Update.
3268 (stack_frame_needed_p): Update.
3269 (add_to_reg): Update.
3270 (bfin_expand_prologue): Update.
3271 * stmt.c (expand_asm_operands): Update.
3272 * reload1.c (reload): Update.
3273 (init_elim_table): Update.
3275 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3277 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3279 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3281 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3282 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3283 (mov<mode>): Removed.
3284 (*movv4sf_internal): Likewise.
3285 (*movv2df_internal): Likewise.
3287 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3289 * config.gcc (crx-*-elf): Remove deprecation.
3291 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3293 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3294 __gcc_deregister_frame with atexit.
3295 (deregister_frame_dtor): Remove.
3297 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3298 Nathan Sidwell <nathan@codesourcery.com>
3300 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3302 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3303 (rs6000_isel): Likewise.
3304 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3305 (rs6000_isel): New variable.
3306 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3308 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3311 * c-common.c (handle_vector_size_attribute): Call
3312 lang_hooks.types.reconstruct_complex_type instead of
3313 reconstruct_complex_type.
3314 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3315 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3316 * langhooks.h (struct lang_hooks_for_types): Add
3317 reconstruct_complex_type hook.
3318 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3319 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3321 2008-04-24 Richard Guenther <rguenther@suse.de>
3323 * c-common.h (check_builtin_function_arguments): Declare.
3324 * c-common.c (validate_nargs): New function.
3325 (check_builtin_function_arguments): Likewise.
3326 * c-typeck.c (build_function_call): Call
3327 check_builtin_function_arguments.
3328 * builtins.c (fold_builtin_classify): Remove error reporting code.
3329 (fold_builtin_unordered_cmp): Likewise.
3330 (fold_builtin_1): Likewise.
3331 (fold_builtin_n): Likewise.
3333 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3335 PR tree-optimization/36008
3336 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3337 the original op1, rather than delta by step.
3339 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3340 Sebastian Pop <sebastian.pop@amd.com>
3342 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3343 eliminate_local_variables_stmt, eliminate_local_variables,
3344 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3345 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3346 of code delimited by two edges in the CFG.
3347 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3348 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3349 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3350 the case of parallelisation of reductions.
3351 (expr_invariant_in_region_p): New.
3353 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3354 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3356 2008-04-24 Ira Rosen <irar@il.ibm.com>
3357 Richard Guenther <rguenther@suse.de>
3359 PR tree-optimization/36034
3360 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3361 incapable of dealing with loads with gaps.
3363 2008-04-24 Rafael Espindola <espindola@google.com>
3365 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3366 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3367 vrp_evaluate_conditional.
3368 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3369 (vrp_evaluate_conditional): Split the cond argument.
3370 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3371 (simplify_stmt_for_jump_threading): Update call to
3372 vrp_evaluate_conditional.
3374 2008-04-24 Ira Rosen <irar@il.ibm.com>
3376 PR tree-optimization/35982
3377 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3378 interleaved data-refs are of the same type.
3380 2008-04-24 Danny Smith <dannysmith@users.net>
3382 * c-format.c (check_format_info_main): Use strncmp rather than a
3383 magic prefix to handle multichar length specs.
3384 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3385 Don't prefix "I64" and "I32" with '\0'.
3387 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3390 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3391 in registers for -m32 only if stdarg_p (fntype).
3393 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3395 PR rtl-optimization/36006
3396 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3397 temp to op0 in order to avoid invalid rtx sharing.
3399 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3401 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3402 check TREE_INVARIANT.
3403 * tree-gimple.c (is_gimple_address): New.
3404 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3405 * tree-gimple.h (is_gimple_address): New.
3406 * tree.h (decl_address_invariant_p): New.
3407 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3408 (build_string): Likewise.
3409 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3410 (tree_invariant_p_1): Likewise.
3411 (save_expr): Use it.
3412 (tree_invariant_p): New.
3413 (skip_simple_arithmetic): Use it.
3414 (stabilize_reference_1): Use it.
3415 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3417 (build1_stat): Drop code to compute TREE_INVARIANT.
3418 (build2_stat): Drop code to compute TREE_INVARIANT.
3419 (build3_stat): Drop code to compute TREE_INVARIANT.
3420 (build4_stat): Drop code to compute TREE_INVARIANT.
3421 (build5_stat): Drop code to compute TREE_INVARIANT.
3422 (build7_stat): Drop code to compute TREE_INVARIANT.
3423 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3424 * tree.h (struct tree_base): Remove invariant_flag.
3425 (TREE_INVARIANT): Remove.
3426 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3427 (fold_builtin_expect): Check TREE_CONSTANT.
3428 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3429 * c-tree.h (c_expr_to_decl): Drop third parameter.
3430 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3431 (build_c_cast): Don't set TREE_INVARIANT.
3432 (pop_init_level): Don't set TREE_INVARIANT.
3433 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3434 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3436 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3437 (gimplify_addr_expr): Adjust comment.
3438 * tree-mudflap.c (mf_build_string):
3439 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3440 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3441 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3442 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3443 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3444 * langhooks.h (struct lang_hooks): Drop third parameter from
3447 2008-04-23 Richard Guenther <rguenther@suse.de>
3449 PR tree-optimization/27799
3450 PR tree-optimization/32921
3451 PR tree-optimization/32624
3452 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3453 SMTs aliases and the tag itself into the solution.
3454 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3455 merge the points-to solution back into the SMT aliases.
3456 (may_alias_p): Use alias_set_subset_of instead of
3457 aliases_conflict_p. A pointer which points to
3458 memory with alias set zero may access any variable.
3460 2008-04-23 Richard Guenther <rguenther@suse.de>
3462 * alias.c (alias_set_subset_of): Correctly handle asking
3463 if zero is a subset of an alias set with zero child.
3464 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3465 (compute_flow_insensitive_aliasing): Correctly walk all
3466 pointers. Do not unnecessarily union sets.
3468 2008-04-23 Richard Guenther <rguenther@suse.de>
3471 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3473 2008-04-22 Tomas Bily <tbily@suse.cz>
3475 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3477 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3479 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3480 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3481 * tree-inline.c (estimate_num_insns_1): Likewise.
3482 * varasm.c (const_hash_1, compare_constant, copy_constant)
3483 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3484 * emit-rtl.c (component_ref_for_mem_expr)
3485 (set_mem_attributes_minus_bitpos): Likewise.
3486 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3487 (is_aligning_offset): Likewise.
3488 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3489 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3490 * dojump.c (do_jump): Likewise.
3491 * builtins.c (get_pointer_alignment, get_memory_rtx)
3492 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3493 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3495 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3497 PR rtl-optimization/36017
3498 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3499 expanding the library call.
3501 2008-04-22 Ian Lance Taylor <iant@google.com>
3503 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3506 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3508 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3509 of LR/CTR moves for Power6.
3511 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3514 * passes.c (init_optimization_passes): Remove
3515 pass_fast_rtl_byte_dce.
3517 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3520 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3521 builtin functions to generate faster code.
3522 (_mm_cvtpu16_ps): Ditto.
3523 (_mm_cvtpi32x2_ps): Ditto.
3525 2008-04-22 Nick Clifton <nickc@redhat.com>
3527 * common.opt (ftree-loop-distribution): Add Optimization
3530 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3531 (frv_expand_builtin_va_start): Likewise.
3533 * config/arm/arm.c (thumb_find_work_register): Fix location of
3534 argument register count.
3536 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3538 Support scheduling for ColdFire V1 and V3 microarchitecture.
3539 Improve scheduling of multiplication instructions.
3541 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3542 (mac): New instruction attribute.
3543 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3544 (m68k_sched_mac): New variable.
3545 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3546 Handle cfv1 and cfv3.
3547 (max_insn_size): New static variable.
3548 (struct _sched_ib): New type.
3549 (sched_ib): New static variable.
3550 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3551 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3552 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3554 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3555 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3556 new variables. Update.
3557 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3558 Add modeling of cfv3 instruction buffer. Update.
3559 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3560 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3561 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3562 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3563 a particular reservation applies to.
3564 (type2): Reorganize attribute values. Rename alu to alu_reg,
3565 alu_l to alu, move_l to omove. Join move to alu. Split mul
3567 (cf_ib_*): Simplify description of instruction buffer.
3568 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3569 (cf_mem): Split into cf_mem1 and cf_mem2.
3570 (cf_v2_move_??): Rename to cfv12_alu_??.
3571 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3572 (cf_v2_mul_??): Remove reservations.
3573 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3574 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3575 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3577 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3578 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3579 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3580 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3581 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3582 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3583 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3584 expansions of the above reservations for instructions of sizes
3587 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3589 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3591 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3593 * coverage.c: Include tree-pass.h.
3594 (coverage_counter_alloc): Print da_file_name to the dump file.
3596 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3598 * sbitmap.c (sbitmap_range_empty_p): New function.
3599 * sbitmap.h (sbitmap_range_empty_p): New function.
3600 * bitmap.h: Now includes obstack.h.
3602 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3603 Kenneth Zadeck <zadeck@naturalbridge.com>
3605 * dbgcnt.def (ra_byte_scan): Added.
3606 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3607 when the last hit happens for a counter.
3608 * timevar.def (TV_DF_BYTE_LR): New variable.
3609 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3610 * passes.c (pass_fast_rtl_byte_dce): New pass.
3611 * fwprop.c (update_df): Added mode to call df_ref_create.
3612 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3613 DF_REF_EXTRACT_OFFSET.
3614 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3615 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3617 (df_ref_extract): Added mode field.
3618 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3619 DF_REF_EXTRACT_OFFSET.
3620 (DF_REF_EXTRACT_MODE): New macro.
3621 (df_byte_lr_bb_info): New structure.
3622 (df_print_byte_regset, df_compute_accessed_bytes,
3623 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3624 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3625 df_byte_lr_simulate_uses,
3626 df_byte_lr_simulate_artificial_refs_at_top,
3627 df_byte_lr_simulate_artificial_refs_at_end,
3628 df_compute_accessed_bytes): New function.
3629 (df_ref_create): Add parameter.
3630 (df_byte_lr_get_bb_info): New inline function.
3631 * df-scan.c (df_ref_record, df_uses_record,
3632 df_ref_create_structure): Added mode parameter.
3633 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3634 df_defs_record, df_uses_record, df_get_conditional_uses,
3635 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3636 df_entry_block_defs_collect, df_exit_block_uses_collect):
3637 Added mode parameter to calls to df_ref_record, df_uses_record,
3638 df_ref_create_structure.
3639 (df_ref_equal_p, df_ref_compare): Added test for modes.
3640 (df_ref_create_structure): Added code to set mode. Renamed
3641 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3642 DF_REF_EXTRACT_OFFSET.
3643 * df-core.c (df_print_byte_regset): New function.
3644 * df-byte-scan.c: New file.
3645 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3646 calls to BITMAP_FREE.
3647 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3648 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3649 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3650 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3651 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3652 df_byte_lr_local_compute, df_byte_lr_init,
3653 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3654 df_byte_lr_transfer_function, df_byte_lr_free,
3655 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3656 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3657 df_byte_lr_simulate_uses,
3658 df_byte_lr_simulate_artificial_refs_at_top,
3659 df_byte_lr_simulate_artificial_refs_at_end): New function.
3660 * dce.c (byte_dce_process_block): New function.
3661 (dce_process_block): au is now passed in rather than computed
3662 locally. Changed loops that look at artificial defs to not look
3663 for conditional or partial ones, because there never are any.
3664 (fast_dce): Now is able to drive byte_dce_process_block or
3665 dce_process_block depending on the kind of dce being done.
3666 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3667 (rest_of_handle_fast_byte_dce): New function.
3668 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3669 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3671 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3674 * gcc.h: Added fortran options that take arguments to
3675 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3678 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3680 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3681 scalarization if on the LHS and not a full access.
3683 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3685 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3687 2008-04-18 Rafael Espindola <espindola@google.com>
3689 * tree-vrp.c (find_case_label_index): Fix the binary search.
3690 (find_case_label_range): New.
3691 (vrp_visit_switch_stmt): Use find_case_label_range.
3692 (simplify_switch_using_ranges): Use find_case_label_range.
3694 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3696 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3697 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3699 2008-04-18 Tom Tromey <tromey@redhat.com>
3702 * doc/cpp.texi (Implementation-defined behavior): Mention
3705 2008-04-18 Ian Lance Taylor <iant@google.com>
3707 * fold-const.c (pointer_may_wrap_p): New static function.
3708 (fold_comparison): Add another test for pointer overflow. Use
3709 pointer_may_wrap_p to disable some false positives.
3711 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3713 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3714 (fname_as_string): Match updated cpp_interpret_string prototype.
3715 (fix_string_type): Support char16_t* and char32_t*.
3716 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3717 derivative) nodes. Register as builtin if C++0x.
3718 (c_parse_error): Support CPP_CHAR{16,32}.
3719 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3720 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3721 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3722 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3723 CTI_CHAR32_ARRAY_TYPE>: New elements.
3724 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3725 char32_type_node, signed_char32_type_node, char16_array_type_node,
3726 char32_array_type_node): New defines.
3727 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3728 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3729 (lex_string): Support CPP_STRING{16,32}, match updated
3730 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3731 (lex_charconst): Support CPP_CHAR{16,32}.
3732 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3733 and CPP_STRING{16,32}.
3735 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3738 * aclocal.m4: Regenerate.
3739 * configure: Regenerate.
3741 2008-04-18 Jan Hubicka <jh@suse.cz>
3743 * except.c (dw2_size_of_call_site_table,
3744 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3746 * cgraphbuild.c (build_cgraph_edges): Update.
3747 * tree-pass.h: Update comment.
3748 * final.c (leaf_function_p): Update.
3749 (leaf_renumber_regs): Update.
3750 (rest_of_clean_state): Update.
3751 * omp-low.c (expand_omp_parallel): Update.
3752 * ipa-reference.c (analyze_function): Update.
3753 * reorg.c (find_end_label): Update.
3754 (optimize_skip): Update.
3755 (fill_simple_delay_slots): Update.
3756 (fill_simple_delay_slots): Update.
3757 (make_return_insns): Update.
3758 (dbr_schedule): Update.
3759 * gimple-low.c (record_vars_into): Update.
3760 * cfgbuild.c (make_edges): Update.
3761 * function.c (assign_stack_local): Update.
3762 (assign_parm_adjust_stack_rtl): Update.
3763 (locate_and_pad_parm): Update.
3764 (allocate_struct_function): Do not initialize stack_alignment_needed
3765 and preferred_stack_boundary here.
3766 (stack_protect_prologue): Update.
3767 (stack_protect_epilogue): Update.
3768 (expand_function_start): Initialize stack_alignment_needed,
3769 preferred_stack_boundary and max_jumptable_ents.
3770 (expand_function_end): Update.
3771 (free_after_compilation): Do not NULLify epilogue_delay_list.
3772 * function.h (struct rtl_data): Add stack_protect_guard,
3773 stack_alignment_needed,
3774 preferred_stack_boundary, epilogue_delay_list.
3775 (struct function): Remove value_histograms, stack_alignment_needed,
3776 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3778 unexpanded_var_list, stack_protect_guard.
3779 (current_function_epilogue_delay_list): Remove.
3780 * ipa-type-escape.c (analyze_function): Update.
3781 * gimplify.c (pop_gimplify_context): Update comment.
3782 * calls.c (expand_call): Update.
3783 (emit_library_call_value_1): Update.
3784 * except.c (set_nothrow_function_flags): Update.
3785 * cfgexpand.c (get_decl_align_unit): Update.
3786 (create_stack_guard): Update.
3787 (estimated_stack_frame_size): Update.
3788 (expand_used_vars): Update.
3789 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3790 * explow.c (allocate_dynamic_stack_space): Update.
3791 * tree-ssa-live.c (remove_unused_locals): Update.
3792 * varasm.c (mark_constant_pool): Update.
3793 * tree-inline.c (remap_decls): Update.
3794 (initialize_cfun): Update.
3795 (declare_return_variable): Update.
3796 (inline_forbidden_p): Update.
3797 (expand_call_inline): Update.
3798 (declare_inline_vars): Update.
3799 (tree_function_versioning): Update.
3800 * tree-flow.h (value_histograms): New.
3801 (VALUE_HISTOGRAMS): New macro.
3802 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3804 * tree-cfg.c (set_bb_for_stmt): Update.
3805 (replace_by_duplicate_decl): Update.
3806 (move_block_to_fn): Update.
3807 (new_label_mapper): Update.
3808 (dump_function_to_file): Update.
3809 * ipa-struct-reorg.c (build_data_structure): Update.
3810 * cfgrtl.c (print_rtl_with_bb): Update.
3811 * reload1.c (reload): Update.
3813 * config/i386/i386.c (setup_incoming_varargs_64,
3814 ix86_compute_frame_layout): Update.
3815 * config/arc/arc.c (arc_output_function_epilogue): Update.
3817 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3819 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3820 for FreeBSD as well.
3821 * gthr-posix95.h: Likewise.
3823 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3825 PR rtl-optimization/35838
3826 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3827 out the byte offset of the first subreg.
3829 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3831 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3832 to split_ti instead of three separate calls with single member arrays.
3833 (subti3 splitter): Ditto.
3834 (adddi3 splitter): Ditto with split_di.
3835 (subdi3 splitter): Ditto.
3836 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3837 two separate calls with single member arrays. Swap match_dup
3838 operands 1 and 2 to better fit into the array.
3839 (negdi2 splitter): Ditto with split_di.
3840 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3841 two separate calls with single member arrays. Swap match_dup operands
3842 6 and 7 to better fit into the array.
3844 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3846 * config/i386/i386.c (sse_builtin_type): New.
3847 (bdesc_sse_args): Likewise.
3848 (bdesc_sse_3arg): Removed.
3849 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3850 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3851 IX86_BUILTIN_ROUNDPS.
3852 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3853 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3854 IX86_BUILTIN_ROUNDPS.
3855 (ix86_expand_sse_4_operands_builtin): Removed.
3856 (ix86_expand_sse_operands_builtin): New.
3857 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3858 and CODE_FOR_sse4_1_roundps.
3859 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3860 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3862 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3865 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3866 regs before frame pop when needed. If use_backchain_to_restore_sp
3867 then load backchain into a temp reg to restore vr and vrsave. Add
3868 code to restore vr after frame pop if possible.
3870 2008-04-17 Richard Guenther <rguenther@suse.de>
3872 * tree-vn.c (expressions_equal_p): Do not check type
3873 equality or compatibility before calling operand_equal_p.
3874 * fold-const.c (operand_equal_p): Check equivalence of
3875 integer constants before bailing out due to signedness or
3876 precision differences.
3877 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3878 spurious differences in type qualification. Ignore types
3879 for COMPONENT_REFs at all.
3881 2008-04-17 Christian Bruel <christian.bruel@st.com>
3883 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3884 msw_skip comparison.
3886 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3889 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3892 PR tree-optimization/35899
3893 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3894 rather than TREE_OPERAND.
3896 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3899 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3900 temporary registers. Change operand predicate to general_operand.
3901 (remainderxf3): Ditto.
3903 2008-04-16 Richard Guenther <rguenther@suse.de>
3905 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3906 * tree-affine.c (aff_combination_expand): Look through some
3909 2008-04-15 Doug Kwan <dougkwan@google.com>
3911 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3913 * tree-pretty-print.c (dump_generic_node): Ditto.
3914 * final.c (output_addr_const): Ditto.
3915 * dwarf2out.c (output_cfi): Ditto.
3916 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3917 * print-rtl.c (print_rtx): Ditto.
3918 * print-tree.c (print_node_brief, print_node): Ditto.
3919 * c-common.c (match_case_to_enum_1): Ditto.
3920 * sched-vis.c (print_value): Ditto.
3921 * config/i386/i386.c (print_operand): Cast to long unsigned int
3924 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3925 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3926 MS Windows VirtualProtect function.
3928 2008-04-15 Jan Hubicka <jh@suse.cz>
3930 * gengtype.c (write_root): Param_is argument is OK.
3931 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3932 * function.h: Include varray.h
3933 (rtl_eh): New stucture based on except.c one.
3934 (call_site_record): New forward declaration and vector type.
3935 * calls.c (emit_call_1): Do not call
3936 note_current_region_may_contain_throw.
3937 * except.c (eh_status): Remove cur_region, try_region since they are
3939 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3940 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3941 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3942 Remove call_site_data_used, call_site_data_size.
3943 Turn call_site_record into vector in function.h.
3944 (note_current_region_may_contain_throw): Remove.
3945 (get_exception_pointer, get_exception_filter): Do not take struct
3946 function argument; update.
3947 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3948 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3949 build_post_landing_pads, dw2_build_landing_pads,
3950 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3951 sjlj_emit_function_enter, sjlj_emit_function_enter,
3952 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3953 sjlj_build_landing_pads, finish_eh_generation,
3954 remove_exception_handler_label, remove_eh_handler,
3955 maybe_remove_eh_handler, add_reachable_handler,
3956 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3957 add_action_record, collect_one_action_chain, add_call_site,
3958 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3959 sjlj_output_call_site_table, output_function_exception_table,
3960 * except.h (note_current_region_may_contain_throw): Remove
3961 (get_exception_pointer, get_exception_filter): Do not take struct
3963 * Makefile.in (GTFILES): Put varargs before struct function.
3965 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3967 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3968 punt for STRING_CST.
3969 (get_constraint_for): Deal with STRING_CST here instead.
3971 2008-04-15 Richard Guenther <rguenther@suse.de>
3973 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3974 statements in a basic-block with a backward walk. Do not
3975 substitute into dead statements but instead remove those.
3977 2008-04-15 Richard Guenther <rguenther@suse.de>
3979 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3980 to zero, thus disable creation of SFTs.
3982 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3984 * tree-predcom.c (suitable_reference_p): Return false if the
3985 reference can throw.
3987 2008-04-15 Jakub Jelinek <jakub@redhat.com>
3990 * c-decl.c (finish_decl): If extern or static var has variable
3991 size, set TREE_TYPE (decl) to error_mark_node.
3993 2008-04-15 Rafael Espindola <espindola@google.com>
3995 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
3998 2008-04-15 Richard Guenther <rguenther@suse.de>
4000 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4001 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4002 (visit_reference_op_load): Do walk vuse-vdef chains on
4003 vn_reference_lookup.
4004 (visit_reference_op_store): But do not here.
4005 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4006 vn_reference_lookup.
4007 (vn_lookup_with_vuses): But do so here.
4009 2008-04-14 Ian Lance Taylor <iant@google.com>
4011 * fold-const.c (fold_overflow_warning): Remove assertion.
4013 2008-04-15 Ben Elliston <bje@au.ibm.com>
4015 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4016 temp1 local variables.
4018 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4021 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4022 ".text.unlikely" section as executable.
4024 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4026 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4027 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4028 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4029 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4030 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4031 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4032 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4034 2008-04-14 Ian Lance Taylor <iant@google.com>
4036 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4037 * fold-const.c (fold_comparison): If appropriate, test
4038 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4039 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4040 reassociating a pointer type.
4041 * doc/invoke.texi (Optimize Options): Document that
4042 -fstrict-overflow applies to pointer wraparound.
4044 2008-04-13 Jan Hubicka <jh@suse.cz>
4046 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4048 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4050 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4051 we are going to "save the world".
4053 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4055 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4056 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4057 operand 0 constraint, not "=".
4059 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4061 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4063 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4065 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4066 of size of positions_needed * CHAR_BIT.
4068 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4071 * dse.c (store_info): Change positions_needed to unsigned
4073 (lowpart_bitmask): New.
4074 (record_store): Cast to unsigned HOST_WIDE_INT for
4075 positions_needed. Assert width <= size of positions_needed *
4076 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4077 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4078 lowpart_bitmask to set mask.
4080 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4082 * config/bfin/constraints.md: New file.
4083 * config/bfin/bfin.md: Include it.
4084 (adddi3): Use satisfies_constraint functions instead of the old macros.
4085 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4086 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4087 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4088 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4089 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4090 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4091 EXTRA_CONSTRAINT): Delete.
4092 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4093 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4095 * config/bfin/bfin.c: Include "tm-constrs.h".
4096 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4097 Use satisfies_constraint functions instead of the old macros.
4098 * doc/md.texi (Blackfin Constraints): Update file name reference.
4100 2008-04-11 Richard Guenther <rguenther@suse.de>
4102 PR tree-optimization/35869
4103 * tree-vrp.c (execute_vrp): Move switch statement update after
4104 jump threading. Schedule another cfg cleanup run.
4106 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4109 * attribs.c (decl_attributes): Return early on errorneous node.
4111 2008-04-10 Oleg Ryjkov <olegr@google.com>
4113 * tree.h (struct tree_base): Added a new flag default_def_flag.
4114 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4116 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4118 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4120 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * pa.md: Define mode iterator P. Define mode attribute dwc.
4124 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4125 (icacheflush): Likewise.
4126 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4127 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4129 2008-04-11 Ben Elliston <bje@au.ibm.com>
4131 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4133 2008-04-10 Rafael Espindola <espindola@google.com>
4135 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4136 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4137 (extract_range_from_expr): The same.
4139 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4141 * config/mips/mips.md (GPR2): New mode iterator.
4143 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4144 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4145 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4146 Rewrite these to take two modes, the mode of comparison and the
4147 mode of the destination.
4148 * config/mips/mips.c (mips_expand_scc): Instead of having
4149 paradoxical subreg as destination, expand "narrowing" scc if mode
4150 of comparison is SI and target is requested in DI mode.
4151 (mips_emit_int_order_test): Update comment. Make mode of
4152 comparison match CMP0 rather than TARGET. When creating inverse
4153 target use mode of TARGET.
4155 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4157 * gcov-dump.c (tag_summary): Only print summaries for the first
4158 GCOV_COUNTERS_SUMMABLE counters.
4160 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4162 * config/i386/i386.md (absneg): New code iterator.
4163 (absnegprefix): New code attribute.
4164 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4165 patterns using absneg code iterator.
4166 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4167 using absneg code iterator.
4168 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4169 *neg<mode>2 patterns using absneg code iterator.
4170 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4171 *negextendsfdf2 patterns using absneg code iterator.
4172 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4173 *negextendsfxf2 patterns using absneg code iterator.
4174 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4175 *negextendsfdf2 patterns using absneg code iterator.
4176 * config/i386/sse.md (<code><mode>2): Macroize expander from
4177 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4179 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4181 * config/s390/s390.h: Remove the remains of the recent search
4182 & replace action of current_function_outgoing_args_size.
4184 2008-04-10 Ira Rosen <irar@il.ibm.com>
4186 PR tree-optimization/35821
4187 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4188 NEW_STMT_LIST is not NULL.
4190 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4193 * toplev.c (process_options): Remove -ffunction-sections debugging
4196 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4198 PR middle-end/PR28690
4199 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4200 than gen_rtx_fmt_ee to perform more canonicalizations.
4202 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4205 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4207 2008-04-09 Richard Guenther <rguenther@suse.de>
4209 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4210 (dump_function_to_file): Dump function arguments with types.
4212 2008-04-08 Richard Guenther <rguenther@suse.de>
4214 * fold-const.c (fold_widened_comparison): Do not allow
4215 sign-changes that change the result.
4217 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4220 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4221 kinds of indirect references.
4223 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4225 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4226 GNU Fortran language string.
4228 2008-04-08 Rafael Espindola <espindola@google.com>
4230 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4231 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4232 * tree.h (tree_call_nonnegative_warnv_p): New.
4234 2008-04-08 Jan Hubicka <jh@suse.cz>
4236 * function.c (free_after_compilation): Clear out regno_reg_rtx
4239 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4242 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4244 PR middle-end/PR28690
4245 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4246 same precedence as REG_POINTER and MEM_POINTER operands.
4248 2008-04-08 Richard Guenther <rguenther@suse.de>
4251 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4252 for adding index to base.
4254 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4256 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4257 (MINGW_ENABLE_EXECUTE_STACK): New.
4258 (IN_LIBGCC2): For libgcc include windows.h file for
4259 function declarations.
4261 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4263 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4264 and tem2 if tem1 is not a REG or MULT.
4266 2008-04-08 Jan Hubicka <jh@suse.cz>
4268 * function.h (incomming_args): Break out of struct function.
4269 (function_subsections): Break out of struct function.
4270 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4271 return_rtx and hard_reg_initial_vals from struct function.
4272 Kill inl_max_label_num.
4273 (current_function_pops_args, current_function_args_info,
4274 current_function_args_size, current_function_args_size,
4275 current_function_pretend_args_size,
4276 current_function_outgoing_args_size,
4277 current_function_internal_arg_pointer, current_function_return_rtx):
4278 Kill compatibility accestor macros.
4279 * builtins.c (expand_builtin_apply_args_1): Update.
4280 (expand_builtin_next_arg): Update.
4281 * df-scan.c (df_get_call_refs): Update.
4282 * dbxout.c (dbxout_function_end): Update.
4283 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4284 (output_line_info): Update.
4285 (secname_for_decl): Update.
4286 (dwarf2out_var_location): Update.
4287 * function.c (free_after_compilation): Update.
4288 (assign_parm_find_stack_rtl): Update.
4289 (assign_parms): Update.
4290 (expand_dummy_function_end): Update.
4291 (expand_function_end): Update.
4292 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4293 (expand_call): Update.
4294 (emit_library_call_value_1): Update.
4295 (store_one_arg): Update.
4296 * varasm.c (initialize_cold_section_name): Update.
4297 (unlikely_text_section): Update.
4298 (unlikely_text_section_p): Update.
4299 (assemble_start_function): Update.
4300 (assemble_end_function): Update.
4301 (default_section_type_flags): Update.
4302 (switch_to_section): Update.
4303 * integrate.c (set_decl_abstract_flags): Update.
4304 (get_hard_reg_initial_val): Update.
4305 (has_hard_reg_initial_val): Update.
4306 (allocate_initial_values): Update.
4307 * resource.c (init_resource_info): Update.
4308 * config/alpha/alpha.c (NUM_ARGS): Update.
4309 (direct_return): Update.
4310 (alpha_va_start): Update.
4311 (alpha_sa_size): Update.
4312 (alpha_initial_elimination_offset): Update.
4313 (alpha_expand_prologue): Update.
4314 (alpha_start_function): Update.
4315 (alpha_expand_epilogue): Update.
4316 (unicosmk_initial_elimination_offset):
4317 * config/alpha/alpha.md (call expander): Update.
4318 * config/s390/s390.c (s390_register_info): Update.
4319 (s390_register_info): Update.
4320 (s390_frame_info): Update.
4321 (s390_initial_elimination_offset): Update.
4322 (s390_build_builtin_va_list): Update.
4323 (s390_va_start): Update.
4324 * config/spu/spu.c (direct_return): Update.
4325 (spu_expand_prologue): Update.
4326 (spu_initial_elimination_offset): Update.
4327 (spu_build_builtin_va_list): Update.
4328 (spu_va_start): Update.
4329 * config/sparc/sparc.c (sparc_init_modes): Update.
4330 (sparc_compute_frame_size): Update.
4331 (function_value): Update.
4332 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4333 * config/i386/i386.md (return expander): Update.
4334 * config/i386/i386.c (ix86_va_start): Update.
4335 (ix86_can_use_return_insn_p): Update.
4336 (ix86_compute_frame_layout): Update.
4337 (ix86_expand_epilogue): Update.
4338 * config/sh/sh.c (output_stack_adjust): Update.
4339 (calc_live_regs): Update.
4340 (sh_expand_prologue): Update.
4341 (sh_builtin_saveregs): Update.
4342 (sh_va_start): Update.
4343 (initial_elimination_offset): Update.
4344 (sh_allocate_initial_value): Update.
4345 (sh_function_ok_for_sibcall): Update.
4346 (sh_get_pr_initial_val): Update.
4347 * config/sh/sh.md (return expander): Update.
4348 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4349 * config/crx/crx.c (crx_compute_frame): UPdate.
4350 (crx_initial_elimination_offset): UPdate.
4351 * config/xtensa/xtensa.c (compute_frame_size): Update
4352 (xtensa_builtin_saveregs): Update.
4353 (xtensa_va_start): Update.
4354 (order_regs_for_local_alloc): Update.
4355 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4356 (xstormy16_expand_builtin_va_start): Update.
4357 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4358 * config/m68hc11/m68hc11.md (return expanders): Update.
4359 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4360 (expand_epilogue): Update.
4361 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4362 (cris_simple_epilogue): Update.
4363 (cris_expand_prologue): Update.
4364 (cris_expand_epilogue): Update.
4365 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4366 (compute_frame_size): Update.
4367 * config/mt/mt.c (mt_compute_frame_size): Update.
4368 * config/mn10300/mn10300.c (expand_prologue): Update.
4369 (expand_epilogue): Update.
4370 (initial_offset): Update.
4371 (mn10300_builtin_saveregs):
4372 * config/mn10300/mn10300.md (return expander): Update.
4373 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4374 (ia64_initial_elimination_offset): Update.
4375 (ia64_initial_elimination_offset): Update.
4376 (ia64_expand_prologue): Update.
4377 * config/m68k/m68k.md (return expander): Update.
4378 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4379 (rs6000_stack_info): Update.
4380 * config/mcore/mcore.c (layout_mcore_frame): Update.
4381 (mcore_expand_prolog): Update.
4382 * config/arc/arc.c (arc_compute_frame_size): Update.
4383 * config/score/score3.c (score3_compute_frame_size): Update.
4384 * config/score/score7.c (score7_compute_frame_size): Update.
4385 * config/arm/arm.c (use_return_insn): Update.
4386 (thumb_find_work_register): Update.
4387 (arm_compute_save_reg_mask): Update.
4388 (arm_output_function_prologue): Update.
4389 (arm_output_epilogue): Update.
4390 (arm_size_return_regs): Update.
4391 (arm_get_frame_offsets): Update.
4392 (arm_expand_prologue): Update.
4393 (thumb_exit): Update.
4394 (thumb_unexpanded_epilogue): Update.
4395 (thumb1_output_function_prologue): Update.
4396 * config/pa/pa.md (return expander): Update.
4397 * config/pa/pa.c (compute_frame_size): Update.
4398 (hppa_builtin_saveregs): Update.
4399 * config/mips/mips.c (mips_va_start): Update.
4400 (mips16_build_function_stub): Update.
4401 (mips_compute_frame_info): Update.
4402 (mips_restore_gp): Update.
4403 (mips_output_function_prologue): Update.
4404 (mips_expand_prologue): Update.
4405 * config/v850/v850.c (compute_frame_size): Update.
4406 (expand_prologue): * config/mmix/mmix.c (along): update.
4407 (mmix_initial_elimination_offset): update.
4408 (mmix_reorg): update.
4409 (mmix_use_simple_return): update.
4410 (mmix_expand_prologue): update.
4411 (mmix_expand_epilogue): Update.
4412 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4413 (emit_link_insn): Update.
4415 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4417 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4418 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4420 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4423 2008-04-07 Jan Hubicka <jh@suse.cz>
4425 * function.h (rtl): Rename to x_rtl.
4427 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4428 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4429 used_temp_slots avail_temp_slots, temp_slot_level,
4430 nonlocal_goto_handler_labels): Update accesstors.
4431 (rtl): New global variable.
4432 (struct function): Move some fileds to rtl_data.
4433 (get_arg_pointer_save_area): Update prototype.
4434 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4435 get_arg_pointer_save_area.
4436 * expr.c (init_expr): Update
4437 * function.c (get_frame_size): Update
4438 (assign_stack_local): Update
4439 (expand_function_end): Update.
4440 (get_art_pointer_save_area): Update
4442 * emit-rtl.c (rtl): Declare.
4443 (regno_reg_rtx): Declare.
4444 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4446 (gen_reg_rtx): Update.
4447 * varasm.c (n_deferred_constatns): Update accestor.
4448 (init_varasm_status): Do not allocate varasm_status.
4449 (force_const_mem, get_pool_size, output_constant_pool): Update.
4450 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4451 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4452 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4453 * sparc/sparc.h (INIT_EXPANDERS): Update.
4454 * ia64/ia64.h (INIT_EXPANDERS): Update.
4456 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4458 * reload.c (push_secondary_reload): Add missing break to for loop.
4460 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4462 PR middle-end/PR28690
4463 * rtlanal.c: Update copyright years.
4464 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4465 as REG_POINTER and MEM_POINTER operands.
4466 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4467 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4468 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4469 * gcse.c: Update copyright years.
4470 (pre_delete): Call gen_reg_rtx_and_attrs.
4471 (hoist_code): Likewise.
4472 (build_store_vectors): Likewise.
4473 (delete_store): Likewise.
4474 * loop-invariant.c (move_invariant_reg): Likewise.
4475 Update copyright years.
4477 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4480 control string instead of quoted.
4482 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4484 * doc/rtl.texi: Rewrite of subreg section.
4486 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4489 * config/i386/i386.c (legitimize_pic_address): Add treating
4490 of dllimport SYM_REF's.
4491 (legitimize_dllimport_symbol): Add prototype.
4493 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4495 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4496 reference in constructor with non self-referential type.
4498 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4500 Removal of Return with Depressed Stack Pointer support
4501 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4502 (ECF_SP_DEPRESSED): Likewise.
4503 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4504 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4505 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4506 (expand_call): Do not test ECF_SP_DEPRESSED.
4507 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4508 * function.c (keep_stack_depressed): Delete.
4509 (handle_epilogue_set): Likewise.
4510 (update_epilogue_consts): Likewise.
4511 (emit_equiv_load): Likewise.
4512 (thread_prologue_and_epilogue_insns): Remove support for Return with
4513 Depressed Stack Pointer.
4514 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4516 2008-04-06 Richard Guenther <rguenther@suse.de>
4518 PR tree-optimization/35400
4519 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4520 information from SSA_NAMEs.
4522 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4524 * config/avr/avr.h (avr_mega_p): Remove declaration.
4525 (AVR_MEGA): Remove macro.
4526 * config/avr/avr.c (avr_mega_p): Remove variable.
4527 (avr_override_options): Remove inicializion of avr_mega_p.
4528 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4529 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4530 (avr_jump_mode): (Ditto.).
4531 (avr_output_progmem_section_asm_op): (Ditto.).
4532 (avr_asm_init_sections): (Ditto.).
4533 (avr_asm_init_sections): (Ditto.).
4534 (avr_rtx_costs): (Ditto.).
4535 * config/avr/avr.md: (Ditto.).
4536 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4539 2008-04-06 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/35842
4542 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4543 is_gimple_invariant_address.
4545 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4547 * gcc.c (default_compilers): Sync Fortran extensions list with
4548 that in fortran/lang-specs.h.
4549 * doc/invoke.texi: Likewise.
4550 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4551 * dwarf2out.c (gen_compile_unit_die): Likewise.
4553 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4555 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4557 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4560 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4561 attribute is used for nested functions.
4563 2008-04-05 Jan Hubicka <jh@suse.cz>
4565 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4567 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4569 (dump_files): Update.
4570 (enable_rtl_dump_file): Do not accept letter argument.
4571 * tree-pass.h (dump_file_info): Remove letter argument.
4572 * toplev.c (decode_d_option): Update -da handling.
4573 * toplev.h (enable_rtl_dump_file): Update prototype.
4574 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4575 it out based on pass type.
4576 (register_dump_files_1): Likewise.
4577 (init_optimization_passes): Update register_one_dump_file calls.
4578 (execute_one_pass): Sanity check that IPA passes are called at IPA
4579 level and RTL passes at RTL level.
4580 (execute_pass_list): IPA pass can not be after or subpass of
4582 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4583 disallov RTL subpasses of IPA subpasses.
4585 2008-04-05 Ben Elliston <bje@au.ibm.com>
4587 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4588 builtins that return exactly once and do not throw. Cache call to
4591 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4593 PR rtl-optimization/34916
4595 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4596 between instruction pairs.
4598 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4600 * doc/invoke.texi: Document -mbitops for SH.
4601 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4602 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4603 * config/sh/sh.c (print_operand): Add %t operand code.
4604 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4605 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4606 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4607 (extendqihi2): Likewise.
4608 (movqi_i): Likewise.
4609 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4610 (extv): Use bld instruction for SH2A if possible.
4612 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4613 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4614 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4615 (bset.b, bclr.b): Define peepholes.
4616 * config/sh/sh.opt (mbitops): New option.
4618 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4621 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4622 and view convert expression.
4624 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4627 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4629 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4631 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4633 * config/i386/cpuid.h (bit_AES): New.
4634 (bit_PCLMUL): Likewise.
4636 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4637 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4638 SSE2 if AES or PCLMUL is enabled.
4639 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4640 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4641 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4642 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4643 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4644 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4645 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4646 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4647 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4648 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4649 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4650 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4651 __builtin_ia32_aeskeygenassist128 and
4652 __builtin_ia32_pclmulqdq128.
4653 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4654 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4655 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4657 * config/i386/i386.h (TARGET_AES): New.
4658 (TARGET_PCLMUL): Likewise.
4659 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4661 * config/i386/i386.md (UNSPEC_AESENC): New.
4662 (UNSPEC_AESENCLAST): Likewise.
4663 (UNSPEC_AESDEC): Likewise.
4664 (UNSPEC_AESDECLAST): Likewise.
4665 (UNSPEC_AESIMC): Likewise.
4666 (UNSPEC_AESKEYGENASSIST): Likewise.
4667 (UNSPEC_PCLMUL): Likewise.
4669 * config/i386/i386.opt (maes): New.
4670 (mpclmul): Likewise.
4672 * config/i386/sse.md (aesenc): New pattern.
4673 (aesenclast): Likewise.
4675 (aesdeclast): Likewise.
4677 (aeskeygenassist): Likewise.
4678 (pclmulqdq): Likewise.
4680 * config/i386/wmmintrin.h: New.
4682 * doc/extend.texi: Document AES and PCLMUL built-in function.
4684 * doc/invoke.texi: Document -maes and -mpclmul.
4686 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4688 * function.c (free_after_parsing): Replace with
4689 cxx_push_function_context from C++ front-end.
4690 (allocate_struct_function): Don't call langhook.
4691 * langhooks.h (struct lang_hooks_for_functions): Delete.
4692 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4694 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4695 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4696 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4697 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4698 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4699 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4700 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4702 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4703 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4705 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4708 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4711 2008-04-04 Richard Guenther <rguenther@suse.de>
4714 * fold-const.c (optimize_minmax_comparison): Use the correct
4715 type for the constant in the simplified comparison.
4717 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4719 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4720 Pass L2 size as "--param l2-cache-size" to the compiler.
4721 (decode_l2_cache): New function to decode L2 cache parameters using
4722 0x8000006 extended cpuid function.
4723 (detect_caches_amd): Determine parameters of L2 cache using
4724 decode_l2_caches function.
4725 (decode_caches_intel): Decode L2 cache parameters.
4726 (detect_caches_intel): Determine L2 cache parameters using
4727 decode_caches_intel and decode_l2_caches functions.
4729 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4731 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4732 secondary input reload for subword loads from the constant pool.
4734 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4737 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4738 constants of the appropriate size for runtime calculations.
4741 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4742 decimal-float literal constant zero.
4744 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4747 * c-parser.c (c_parser_omp_atomic): Call
4748 default_function_array_conversion on the RHS.
4751 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4752 call is_variable_sized if decl has incomplete type.
4754 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4758 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4760 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4762 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4763 (sgt<u>): Merge sgt and sgtu into new expander.
4764 (sgt, sgtu): Remove expanders.
4765 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4766 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4767 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4768 *sgtu_<mode>_mips16 into new pattern.
4769 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4770 (sge<u>): Merge sge and sgeu into new expander.
4771 (sge, sgeu): Remove expanders.
4772 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4774 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4775 (slt<u>): Merge slt and sltu into new expander.
4776 (slt, sltu): Remove expanders.
4777 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4778 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4779 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4780 *sltu_<mode>_mips16 into new pattern.
4781 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4782 (sle<u>): Merge sle and sleu into new expander.
4783 (sle, sleu): Remove expanders.
4784 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4785 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4786 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4787 *sleu_<mode>_mips16 into new pattern.
4788 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4790 2008-04-03 Jan Hubicka <jh@suse.cz>
4792 PR tree-optimization/35795
4793 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4794 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4795 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4796 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4797 * score/score3.c (score3_output_mi_thunk): Likewise.
4798 * score/score7.c (score7_output_mi_thunk): Likewise.
4799 * mips/mips.c (mips_output_mi_thunk): Likewise.
4801 2008-04-03 Richard Guenther <rguenther@suse.de>
4803 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4804 conversions. Simplify code.
4806 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4808 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4810 2008-04-03 Tom Tromey <tromey@redhat.com>
4811 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4813 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4814 * config/bfin/t-bfin-linux (generated_files): Add
4815 linux-sysroot-suffix.h.
4816 * doc/install.texi (Prerequisites): Require make 3.80.
4817 * doc/sourcebuild.texi (Front End Directory): Document new
4819 * Makefile.in (generated_files): New variable.
4820 (ALL_HOST_OBJS): New variable.
4821 ($(ALL_HOST_OBJS)): New target.
4823 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4825 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4826 (remap_block): Call id->transform_lang_insert_block instead
4828 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4829 Set id.transform_lang_insert_block to NULL.
4830 (clone_body): Move to cp/optimize.c
4831 * tree-inline.h (struct copy_body_data): Change
4832 transform_lang_insert_block to function pointer.
4833 (copy_generic_body, copy_decl_no_change): Export.
4834 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4835 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4836 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4838 * c-tree.h (insert_block): Kill.
4839 * c-decl.c (insert_block): Kill.
4841 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4843 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4844 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4845 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4847 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4848 argument, call {push,pop}_function_context from here.
4849 * c-parser.c: Use c_{push,pop}_function_context.
4851 * function.c (push_function_context_to): Move meat ...
4852 (push_function_context): ... here. Simplify.
4853 * function.c (pop_function_context_from): Move meat ...
4854 (pop_function_context): ... here. Simplify.
4855 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4857 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4858 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4859 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4860 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4862 2008-04-03 Ben Elliston <bje@au.ibm.com>
4864 * expmed.c (extract_force_align_mem_bit_field): Remove.
4866 2008-04-03 Richard Guenther <rguenther@suse.de>
4869 * expr.h (try_casesi): Adjust prototype.
4870 * expr.c (try_casesi): Take fallback label as extra parameter.
4871 Use that for gen_casesi if default_label is NULL.
4872 * stmt.c (expand_case): Pass fallback label to try_casesi,
4873 make sure to fill gaps with a fallback label if default_label
4876 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4879 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4881 2008-04-03 Ben Elliston <bje@au.ibm.com>
4883 * expmed.c (extract_split_bit_field): Remove if (0) code.
4884 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4885 (do_ds_constraint): Likewise.
4887 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4889 * doc/cppopts.texi (-dU): Document.
4890 * c-common.h (flag_dump_macros): Update comment.
4891 * c-opts.c (handle_OPT_d): Handle -dU.
4892 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4893 dump_queued_macros, cb_used_define, cb_used_undef): New.
4894 (init_pp_output): Handle -dU.
4895 (cb_line_change): Call dump_queued_macros.
4896 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4898 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4900 * config/avr/predicates.md (io_address_operand): New predicate.
4901 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4902 * config/avr/avr.c (avr_io_address_p): Remove function.
4903 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4904 'avr_io_address_p' function.
4905 (out_movhi_r_mr): (Ditto.).
4906 (out_movqi_mr_r): (Ditto.).
4907 (out_movhi_mr_r): (Ditto.).
4908 (avr_address_cost): (Ditto.).
4910 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4912 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4913 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4914 in 32bit mode when XMM registers are available to avoid store
4916 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4917 corresponding post-reload splitters.
4919 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4921 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4922 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4923 __builtin_ia32_roundss.
4924 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4925 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4926 __builtin_ia32_roundss.
4927 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4928 IX86_BUILTIN_SHUFPD here.
4930 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4932 * config/i386/i386.md (plogic): New.
4933 (plogicprefix): Likewise.
4935 * config/i386/mmx.md (mmx_<code><mode>3): New.
4936 (mmx_and<mode>3): Removed.
4937 (mmx_ior<mode>3): Likewise.
4938 (mmx_xor<mode>3): Likewise.
4940 * config/i386/sse.md (<code><mode>3): New.
4941 (*<code><mode>3): Likewise.
4942 (*<code><mode>3): Likewise.
4943 (<code><mode>3): Likewise.
4944 (*sse_<code><mode>3): Likewise.
4945 (*sse2_<code><mode>3): Likewise.
4946 (<code>tf3): Likewise.
4947 (*<code>tf3): Likewise.
4948 (and<mode>3): Likewise.
4949 (*and<mode>3): Likewise.
4950 (ior<mode>3): Removed.
4951 (*ior<mode>3): Likewise.
4952 (xor<mode>3): Likewise.
4953 (*xor<mode>3): Likewise.
4954 (*and<mode>3): Likewise.
4955 (*ior<mode>3): Likewise.
4956 (*xor<mode>3): Likewise.
4957 (and<mode>3): Likewise.
4958 (*sse_and<mode>3): Likewise.
4959 (*sse2_and<mode>3): Likewise.
4961 (*andtf3): Likewise.
4962 (ior<mode>3): Likewise.
4963 (*sse_ior<mode>3): Likewise.
4964 (*sse2_ior<mode>3): Likewise.
4966 (*iortf3): Likewise.
4967 (xor<mode>3): Likewise.
4968 (*sse_xor<mode>3): Likewise.
4969 (*sse2_xor<mode>3): Likewise.
4971 (*xortf3): Likewise.
4973 2008-04-02 Richard Guenther <rguenther@suse.de>
4975 PR tree-optimization/14495
4976 PR tree-optimization/34793
4977 * tree-vrp.c (struct switch_update): New structure.
4978 (to_remove_edges, to_update_switch_stmts): New VECs.
4979 (simplify_switch_using_ranges): New function. Remove not taken
4980 case labels and edges.
4981 (simplify_stmt_using_ranges): Call it.
4982 (identify_jump_threads): Mark edges we have queued for removal
4983 so we don't thread them.
4984 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
4986 * tree-cfg.c (group_case_labels): Deal with missing default label.
4987 (tree_verify_flow_info): Allow missing default label.
4988 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
4989 (emit_case_nodes): Likewise.
4990 (expand_case): Do not rely on the default label to be present.
4991 * expr.c (try_casesi): Deal with NULL default_label.
4992 (do_tablejump): Likewise.
4994 2008-04-02 Richard Guenther <rguenther@suse.de>
4996 PR tree-optimization/14495
4997 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
4998 SWITCH_EXPR here ...
4999 (vrp_visit_switch_stmt): ... but here (new function).
5000 (find_case_label_index): New helper function.
5001 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5003 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5005 * fwprop.c: Fix ISO-C99ism.
5007 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5010 * Makefile.in (objdir): Set it here.
5011 * configure.ac: Not here. Find dynamic linker characteristics.
5012 * exec-tool.in: Use them.
5013 * aclocal.m4: Regenerate.
5014 * configure: Regenerate.
5016 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5018 * expr.c (expand_var): Delete it.
5019 * expr.h (expand_var): Delete prototype.
5020 * function.c (expand_function_start): Use expand_decl instead.
5021 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5024 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5026 PR rtl-optimization/35542
5027 * fwprop.c (forward_propagate_and_simplify): Replace
5028 loc_reg_mentioned_in_p with reg_mentioned_p.
5030 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5032 PR rtl-optimization/35281
5033 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5034 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5035 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5036 (varying_mem_p): Move above propagate_rtx.
5037 (all_uses_available_at): Do not check MEMs.
5039 2008-04-02 Rafael Espindola <espindola@google.com>
5041 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5042 (register_edge_assert_for_2): Split the cond argument.
5043 (register_edge_assert_for_1): Adjust for the change in
5044 register_edge_assert_for_2.
5045 (register_edge_assert_for): Split the cond argument.
5046 (find_switch_asserts): Adjust for the change in
5047 register_edge_assert_for.
5049 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5051 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5052 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5053 offsets for 64-bit mingw.
5054 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5055 abi for x86_64-pc-mingw.
5057 2008-04-02 Richard Guenther <rguenther@suse.de>
5059 * tree-vrp.c (extract_range_from_assert): Make sure to not
5060 produce range min/max with TREE_OVERFOW set.
5061 If merging a anti-range and a range keep the anti-range if
5062 the range covers all values of the type.
5063 (register_edge_assert_for_2): Only allow sign-changing
5064 conversions in detecting canonical range checks. Also
5065 register an assert for the unsigned name if useful.
5067 PR tree-optimization/35787
5068 * tree-vrp.c (vrp_val_max): New function.
5069 (vrp_val_min): Likewise.
5070 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5071 (vrp_val_is_min): Likewise.
5072 (supports_overflow_infinity): Use vrp_val_{min,max}.
5073 (negative_overflow_infinity): Likewise.
5074 (positive_overflow_infinity): Likewise.
5075 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5076 (is_positive_overflow_infinity): Likewise.
5077 (is_overflow_infinity): Likewise.
5078 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5079 vrp_val_is_{min,max}.
5080 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5081 to ranges if possible. Avoid empty ranges.
5083 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5086 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5087 the expression is a function address.
5089 2008-04-01 George Helffrich <george@gcc.gnu.org>
5091 PR fortran/35154, fortran/23057
5092 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5093 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5094 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5095 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5097 (dbxout_syms): Check for COMMON-based symbol and wrap in
5098 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5099 in bracket for efficiency.
5101 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5102 using DW_TAG_common_block + member offset.
5103 (add_pubname_string): New function.
5104 (dw_expand_expr): New function to find block name and offset for
5106 (common_check): New function to check whether symbol in Fortran COMMON.
5107 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5109 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5112 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5114 2008-04-02 Ben Elliston <bje@au.ibm.com>
5116 * config/v850/v850.md (casesi): Remove if (0) code.
5117 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5118 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5120 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5122 * config/i386/i386.md (rex64suffix): New mode attribute.
5123 (floathi<mode>2): Disable expander for SSE math.
5124 (*floathi<mode>2_1): New insn insn_and_split pattern.
5125 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5126 corresponding post-reload splitters.
5127 (*floathi<mode>2_i387): New macroized insn pattern.
5128 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5129 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5130 insn_and_split pattern.
5131 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5132 New macroized instruction patterns and corresponding post-reload
5134 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5135 and corresponding post-reload splitters.
5136 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5137 New macroized instruction patterns.
5138 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5139 macroized instruction patterns and corresponding post-reload splitters.
5140 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5141 corresponding post-reload splitters.
5142 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5143 New macroized instruction patterns.
5144 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5145 corresponding post-reload splitters.
5146 (*floatsi<mode>2_i387): New macroized instruction patterns.
5148 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5150 * config/i386/i386.md (smaxmin): New.
5151 (umaxmin): Likewise.
5152 (maxminiprefix): Likewise.
5153 (maxminfprefix): Likewise.
5154 (<code><mode>3): Likewise.
5155 (smin<mode>3): Removed.
5156 (smax<mode>3): Likewise.
5158 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5159 (mmx_<code>v4hi3): Likewise.
5160 (mmx_<code>v8qi3): Likewise.
5161 (mmx_smaxv2sf3): Removed.
5162 (mmx_sminv2sf3): Likewise.
5163 (mmx_umaxv8qi3): Likewise.
5164 (mmx_smaxv4hi3): Likewise.
5165 (mmx_uminv8qi3): Likewise.
5166 (mmx_sminv4hi3): Likewise.
5168 * config/i386/sse.md (<addsub><mode>3): New.
5169 (*<addsub><mode>3): Likewise.
5170 (<sse>_vm<addsub><mode>3): Likewise.
5171 (<maxmin><mode>3): Likewise.
5172 (*<maxmin><mode>3_finite): Likewise.
5173 (*<maxmin><mode>3): Likewise.
5174 (<sse>_vm<maxmin><mode>3): Likewise.
5175 (sse3_h<addsub>v4sf3): Likewise.
5176 (sse3_h<addsub>v2df3): Likewise.
5177 (<maxmin>v16qi3): Likewise.
5178 (*<maxmin>v16qi3): Likewise.
5179 (<maxmin>v8hi3): Likewise.
5180 (*<maxmin>v8hi3): Likewise.
5181 (*sse4_1_<maxmin><mode>3): Likewise.
5182 (*sse4_1_<maxmin><mode>3): Likewise.
5183 (add<mode>3): Removed.
5184 (*add<mode>3): Likewise.
5185 (<sse>_vmadd<mode>3): Likewise.
5186 (sub<mode>3): Likewise.
5187 (*sub<mode>3): Likewise.
5188 (<sse>_vmsub<mode>3): Likewise.
5189 (smin<mode>3): Likewise.
5190 (*smin<mode>3_finite): Likewise.
5191 (*smin<mode>3): Likewise.
5192 (<sse>_vmsmin<mode>3): Likewise.
5193 (smax<mode>3): Likewise.
5194 (*smax<mode>3_finite): Likewise.
5195 (*smax<mode>3): Likewise.
5196 (<sse>_vmsmax<mode>3): Likewise.
5197 (sse3_haddv4sf3): Likewise.
5198 (sse3_haddv2df3): Likewise.
5199 (sse3_hsubv4sf3): Likewise.
5200 (sse3_hsubv2df3): Likewise.
5201 (umaxv16qi3): Likewise.
5202 (*umaxv16qi3): Likewise.
5203 (smaxv8hi3): Likewise.
5204 (*smaxv8hi3): Likewise.
5205 (*sse4_1_smax<mode>3): Likewise.
5206 (*sse4_1_umax<mode>3): Likewise.
5207 (uminv16qi3): Likewise.
5208 (*uminv16qi3): Likewise.
5209 (sminv8hi3): Likewise.
5210 (*sminv8hi3): Likewise.
5211 (*sse4_1_smin<mode>3): Likewise.
5212 (*sse4_1_umin<mode>3): Likewise.
5214 2008-04-01 Rafael Espindola <espindola@google.com>
5216 * tree-cfg.c (verify_expr): remove in_phi.
5217 (verify_stmt): Don't call walk_tree with verify_expr. Use
5218 is_gimple_min_invariant instead of is_gimple_val.
5220 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5222 * doc/include/gpl_v3.texi: Update for manpage generation.
5223 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5225 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5226 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5227 gpl_v3.texi instead of gpl.texi.
5230 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5233 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5235 2008-04-01 Rafael Espindola <espindola@google.com>
5237 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5238 (extract_code_and_val_from_cond): Use
5239 extract_code_and_val_from_cond_with_ops.
5241 2008-04-01 Jan Hubicka <jh@suse.cz>
5243 * function.c (free_after_compilation): Free epilogue_delay_list.
5244 (prepare_function_start): Assert that previous compilation was freed.
5246 2008-04-01 Jan Hubicka <jh@suse.cz>
5247 Jim Wilson <wilson@tuliptree.org>
5248 Andreas Tobler <andreast@gcc.gnu.org>
5251 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5252 rtl.emit instead cfun->emit.
5253 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5254 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5256 2008-04-01 Ben Elliston <bje@au.ibm.com>
5258 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5260 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5262 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5264 (fprofile-use): Add var flag_profile_use
5265 * coverage.c (coverage_begin_output): Do not open a gcno file for
5266 output only if -ftest-coverage is set.
5267 Do not add getpwd() to gcda file path.
5268 (build_gcov_info): Check the new flag
5269 flag_profile_datafile_relative_path.
5270 (coverage_init): Use profile_data_prefix.
5271 Read profile counter only if flag_profile_use is set.
5272 * opts.c (common_handle_option): New option fprofile-use=,
5273 fprofile-dir=, fprofile-generate=.
5274 * toplev.c (profile_data_prefix): New variable definition.
5275 * toplev.h (profile_data_prefix): New declaration.
5276 * doc/invoke.tex (Option Summary, Optimization Options):
5279 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5281 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5282 use tmp consistently.
5285 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5286 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5287 UNSPEC_FR_RECIP_APPROX_RES.
5288 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5290 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5293 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5295 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5298 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5299 element of the vector via a pointer.
5301 2008-03-31 Ian Lance Taylor <iant@google.com>
5303 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5305 2008-03-31 Jan Hubicka <jh@suse.cz>
5307 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5308 get_arg_pointer_save_area.
5309 * expr.c (init_expr): Just clear out rtl.expr.
5310 * function.c (free_after_compilation): Clear out whole RTL structure.
5311 (get_func_frame_size): Merge into ...
5312 (get_frame_size): ... this one.
5313 (assign_stack_local_1): Merge into ...
5314 (assign_stack_local): ... this one.
5315 (expand_function_end): Update call of get_arg_pointer_save_area.
5316 (get_art_pointer_save_area): Remove cfun argument.
5317 * function.h (emit_status): regno_pointer_align does not need length
5318 attribute. Move x_regno_reg_rtx to ...
5319 (regno_reg_rtx): ... new global array.
5320 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5321 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5322 apply_args_value, forced_labels, stack_pointer_delta):
5324 (struct varasm_status): Move here from varasm.c
5325 (struct rtl_data): New. Move here some fields from struct function.
5326 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5327 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5328 used_temp_slots avail_temp_slots, temp_slot_level,
5329 nonlocal_goto_handler_labels): Update accesstors.
5330 (rtl): New global variable.
5331 (struct function): Move some fileds to rtl_data.
5332 (get_arg_pointer_save_area): Update prototype.
5333 * emit-rtl.c (rtl): Declare.
5334 (regno_reg_rtx): Declare.
5335 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5337 (gen_reg_rtx): Update.
5338 (init_virtual_regs): Do not tate emit_status argument.
5339 (init_emit): Do not allocate emit.
5340 * varasm.c (varasm_statuc): Move to function.h.
5341 (n_deferred_constatns): Update accestor.
5342 (init_varasm_status): Do not allocate varasm_status.
5343 (force_const_mem, get_pool_size, output_constant_pool): Update.
5344 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5345 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5347 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5349 PR rtl-optimization/35729
5350 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5353 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5356 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5357 load/store if memory is unaligned.
5358 (*movti_rex64): Likewise.
5360 * config/i386/predicates.md (misaligned_operand): New.
5362 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5365 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5368 2008-03-31 Jan Beulich <jbeulich@novell.com>
5370 * config/ia64/constraints.md: Add 'j' constraint.
5371 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5372 (movdi_internal): Likewise.
5374 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5377 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5379 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5382 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5383 proper error message for the third argument on blendpd and
5386 * config/i386/sse.md (blendbits): New.
5387 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5389 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5391 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5393 2008-03-30 Richard Guenther <rguenther@suse.de>
5396 * fold-const.c (fold_sign_changed_comparison): Do leave
5397 conversions to base-types alone.
5399 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5401 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5402 the link register if one altivec register is be saved.
5404 2008-03-30 Ben Elliston <bje@au.ibm.com>
5406 * final.c (final_scan_insn): Remove if (0) code.
5408 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5410 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5412 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5414 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5415 of V4SFmode to ix86_binary_operator_ok.
5417 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.c (override_options): Initialize
5420 ix86_veclib_handler to ix86_veclibabi_svml when
5421 -mveclibabi=svml is used.
5422 (ix86_veclibabi_svml): New function for SVML ABI style
5423 vectorization support.
5424 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5426 2008-03-28 Rafael Espindola <espindola@google.com>
5428 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5429 (tree_binary_nonnegative_warnv_p): Make it public.
5430 (tree_single_nonnegative_warnv_p): Make it public.
5431 (tree_invalid_nonnegative_warnv_p): Make it public.
5432 (tree_unary_nonzero_warnv_p): Make it public.
5433 (tree_binary_nonzero_warnv_p): Make it public
5434 (tree_single_nonzero_warnv_p): Make it public.
5435 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5436 (extract_range_from_binary_expr): Split the expr argument.
5437 (extract_range_from_unary_expr): Split the expr argument.
5438 (extract_range_from_comparison): Split the expr argument.
5439 (extract_range_from_expr): Use the new aux functions.
5440 (vrp_evaluate_conditional_warnv): Use
5441 vrp_evaluate_conditional_warnv_with_ops.
5442 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5443 (tree_binary_nonzero_warnv_p): Declare.
5444 (tree_single_nonzero_warnv_p): Declare.
5445 (tree_expr_nonzero_warnv_p): Declare.
5446 (tree_unary_nonnegative_warnv_p): Declare.
5447 (tree_binary_nonnegative_warnv_p): Declare.
5448 (tree_single_nonnegative_warnv_p): Declare.
5449 (tree_invalid_nonnegative_warnv_p): Declare.
5451 2008-03-28 Richard Guenther <rguenther@suse.de>
5453 PR tree-optimization/30317
5454 PR tree-optimization/30911
5455 PR tree-optimization/34793
5456 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5457 (struct assert_locus_d): New member EXPR.
5458 (register_new_assert_for): Add EXPR parameter to support
5459 ASSERT_EXPR <name, expr OP limit>.
5460 (register_edge_assert_for_1): Adjust callers.
5461 (find_assert_locations): Likewise.
5462 (process_assert_insertions_for): Build condition from expression.
5463 (extract_range_from_assert): Handle ASSERT_EXPRs
5464 of the form ASSERT_EXPR <name, expr OP limit>.
5465 (register_edge_assert_for_2): New helper registering
5466 asserts for comparisons. Recognize range tests of the form
5467 (unsigned)i - CST1 OP CST2.
5468 (register_edge_assert_for_1): Use it.
5469 (register_edge_assert_for): Likewise.
5470 (needs_overflow_infinity): Integer sub-types
5471 do not need overflow infinities.
5472 (vrp_val_is_max): The extreme values of integer sub-types
5473 are those of the base type.
5474 (vrp_val_is_min): Likewise.
5475 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5478 2008-03-28 Nick Clifton <nickc@redhat.com>
5481 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5482 Return GENERAL_REGS for stack adjustment reloads.
5484 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5487 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5488 const_vector when all the vectors are constant.
5490 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5492 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5494 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5495 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5497 (s<code>_sf): Use new scc_sf attribute for opcode names.
5499 2008-03-27 Tom Tromey <tromey@redhat.com>
5501 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5502 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5503 config/spu/t-spu-elf, config/i386/t-interix,
5504 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5505 config/i386/x-darwin, config/i386/x-mingw32,
5506 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5507 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5508 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5509 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5510 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5511 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5512 config/score/t-score-elf, config/arm/t-strongarm-pe,
5513 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5514 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5515 Revert automatic dependency patch.
5517 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5520 * config/i386/i386.c (ix86_function_arg_boundary): Align
5521 decimal floating point to its natural boundary.
5523 2008-03-27 Richard Guenther <rguenther@suse.de>
5526 * fold-const.c (fold_comparison): Restrict distinct decl
5527 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5528 solely rely on operand_equal_p.
5530 2008-03-27 Richard Guenther <rguenther@suse.de>
5533 * c-common.c (handle_weak_attribute): Reject combination of
5536 2008-03-27 Richard Guenther <rguenther@suse.de>
5538 PR tree-optimization/32810
5539 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5540 conversions from DECL_INITIAL.
5541 (fold_const_aggregate_ref): Likewise from constructor elements.
5543 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5545 * tree-affine.h (aff_combination_expand): Declare.
5546 (get_inner_reference_aff): Likewise.
5547 * tree-affine.c (aff_combination_expand): Split out from
5548 tree_to_aff_combination_expand.
5549 (get_inner_reference_aff): New function.
5550 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5551 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5552 (struct lim_aux_data): sm_done field removed.
5553 (mem_ref_loc_p, mem_ref_locs_p): New types.
5554 (struct mem_ref): Added id, stored, accesses_in_loop,
5555 indep_loop, dep_loop, indep_ref, dep_ref fields.
5556 Removed is_stored, locs and next fields.
5557 (memory_accesses): New variable.
5558 (movement_possibility): Do not allow moving statements
5559 that store to memory.
5560 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5562 (determine_max_movement): For statements with memory references,
5563 find the outermost loop in that the reference is independent.
5564 (move_computations_stmt): Mark the virtual operands for renaming.
5565 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5566 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5567 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5568 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5569 create_vop_ref_mapping, analyze_memory_references,
5570 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5571 get_all_locs_in_loop, ref_always_accessed_p,
5572 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5573 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5574 store_motion_loop, store_motion): New functions.
5575 (struct vop_to_refs_elt): New type.
5576 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5577 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5578 (schedule_sm): Replaced by...
5579 (execute_sm): ... this.
5580 (determine_lsm_ref, hoist_memory_references,
5581 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5582 find_more_ref_vops, free_mem_ref, free_mem_refs,
5583 determine_lsm_loop, determine_lsm): Removed.
5584 (tree_ssa_lim_finalize): Free data structures used by store motion.
5585 (tree_ssa_lim): Call analyze_memory_references. Use
5586 store_motion instead of determine_lsm.
5588 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5590 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5591 rename tmake_file to m68hc11/t-m68hc11.
5592 (mcore): Set inhibit_libc to true.
5593 * config.host (alpha*-dec-*vms*): Set extra_programs.
5594 (interix3*): Don't use host_xmake_file.
5595 * configure.ac: Let config.gcc override inhibit_libc.
5596 * configure: Regenerate.
5598 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5599 * config/t-openbsd-thread: Remove commented out lines.
5601 * config/x-interix: Remove.
5603 * config/m68hc11/t-m68hc11-gas: Rename to...
5604 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5606 * config/mcore/t-mcore: Remove T_CFLAGS.
5607 * config/mcore/t-mcore-pe: Likewise.
5609 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5611 * configure.ac: Replace custom __GNU_SOURCE test with
5612 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5613 * aclocal.m4: Regenerate.
5614 * configure: Regenerate.
5615 * config.in: Regenerate.
5617 2008-03-27 Richard Guenther <rguenther@suse.de>
5619 * fold-const.c (target.h): Include.
5620 (fold_comparison): Fold comparison of addresses of decls
5621 that bind locally or of constants. Consolidate address folding code.
5622 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5623 results from fold_binary_to_constant.
5624 (compare_values_warnv): Likewise.
5626 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5629 * fold-const.c (fold_truthop): Check for integeral types when folding
5630 a == 0 && b == 0 and a != 0 || b != 0 .
5632 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5634 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5636 2008-03-26 Andreas Schwab <schwab@suse.de>
5638 * doc/invoke.texi: Fix use of @item vs. @itemx.
5640 2008-03-26 Tom Tromey <tromey@redhat.com>
5642 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5643 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5644 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5645 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5646 build/genconstants.o, build/genemit.o, build/genextract.o,
5647 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5648 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5651 2008-03-26 Richard Guenther <rguenther@suse.de>
5654 2008-03-26 Richard Guenther <rguenther@suse.de>
5656 * fold-const.c (target.h): Include.
5657 (fold_comparison): Fold comparison of addresses of two decls
5658 that bind locally. Consolidate address folding code.
5660 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5662 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5663 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5664 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5665 dconstsqrt2, dconstthird, dconste and/or dconst10.
5666 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5667 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5668 dconstsqrt2, dconste): Delete.
5669 (init_emit_once): Likewise. Simplify initializing dconstm1.
5671 * real.c (get_real_const): New.
5672 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5673 dconstsqrt2, dconste): Delete.
5674 (real_value_const, get_real_const): New.
5676 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5680 * config/i386/i386.c (ix86_function_arg_boundary): Check
5681 BIGGEST_ALIGNMENT instead of 128.
5682 (setup_incoming_varargs_64): Likewise.
5684 2008-03-26 Tom Tromey <tromey@redhat.com>
5686 * Makefile.in (DEPFILES): Add missing '/'.
5688 2008-03-26 Richard Guenther <rguenther@suse.de>
5690 * fold-const.c (target.h): Include.
5691 (fold_comparison): Fold comparison of addresses of two decls
5692 that bind locally. Consolidate address folding code.
5694 2008-03-26 Nick Clifton <nickc@redhat.com>
5697 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5698 not allow INT+INT as a legitimate addressing mode.
5700 2008-03-26 Richard Guenther <rguenther@suse.de>
5702 * tree-flow.h (widen_bitfield): Remove declaration.
5703 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5704 (widen_bitfield): Remove function.
5705 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5708 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5711 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5714 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5716 PR rtl-optimization/35232
5717 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5718 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5719 reg_reloaded_call_part_clobbered here.
5720 (reload_regs_reach_end_p): New function.
5721 (reload_reg_rtx_for_input): New variable.
5722 (reload_reg_rtx_for_output): Likewise.
5723 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5724 when reassigning a pseudo register. Load reloadreg from
5725 reload_reg_rtx_for_input, moving the mode and register
5727 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5728 instead of the original when deciding whether an input reload
5729 would be a no-op or whether an output reload can be deleted.
5730 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5731 when setting up new_spill_reg_store. Load it from
5732 reload_reg_rtx_for_output, moving the mode and register
5734 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5735 instead of the original when deciding whether an output reload
5736 would be a no-op. Do the same when modifying insn notes.
5737 Use rtx_equal_p instead of == to compare the registers.
5738 (inherit_piecemeal_p): Take a mode and two register numbers
5740 (emit_reload_insns): Clear new_spill_reg_store for every hard
5741 register in the reload register. Remove spill registers
5742 from reg_reloaded_valid before considering whether to record
5743 inheritance information for them. Use reload_reg_rtx_for_output
5744 instead of reg_rtx when recording output reloads. Use
5745 reload_reg_rtx_for_input instead of reg_rtx when recording
5746 input reloads. Set or clear reg_reloaded_call_part_clobbered
5747 at the same time as setting reg_reloaded_valid.
5748 (delete_output_reload): Add a new_reload_reg parameter and use it
5749 instead of rld[j].reg_rtx.
5750 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5753 2008-03-25 Tom Tromey <tromey@redhat.com>
5755 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5756 (build/genattr.o): Likewise.
5757 (build/genattrtab.o): Likewise.
5758 (build/gencodes.o): Likewise.
5759 (build/genconfig.o): Likewise.
5760 (build/genconstants.o): Likewise.
5761 (build/genemit.o): Likewise.
5762 (build/genextract.o): Likewise.
5763 (build/genflags.o): Likewise.
5765 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5767 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5768 instead of size_int for integer types.
5769 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5770 to match type of MINUS_EXPR.
5772 2008-03-25 Tom Tromey <tromey@redhat.com>
5774 * configure: Rebuilt.
5775 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5778 2008-03-25 Tom Tromey <tromey@redhat.com>
5780 * config/x-solaris (host-solaris.o): Update.
5781 * config/x-linux (host-linux.o): Update.
5782 * config/x-hpux (host-hpux.o): Update.
5783 * config/x-darwin (host-darwin.o): Update.
5784 * config/v850/t-v850e (v850-c.o): Update.
5785 * config/v850/t-v850 (v850-c.o): Update.
5786 * config/t-vxworks (vxworks.o): Update.
5787 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5788 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5789 * config/spu/t-spu-elf (spu-c.o): Update.
5791 * config/sh/t-symbian (sh-c.o): Update.
5792 (symbian.o): Update.
5793 * config/sh/t-sh (sh-c.o): Update.
5794 * config/score/t-score-elf (score7.o, score3.o): Update.
5795 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5796 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5797 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5798 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5800 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5801 * config/m32c/t-m32c (m32c-pragma.o): Update.
5802 * config/ia64/t-ia64 (ia64-c.o): Update.
5803 * config/i386/x-mingw32 (host-mingw32.o): Update.
5804 * config/i386/x-i386 (driver-i386.o): Update.
5805 * config/i386/x-darwin (host-i386-darwin.o): Update.
5806 * config/i386/x-cygwin (host-cygwin.o): Update.
5807 * config/i386/t-nwld (nwld.o): Update.
5808 * config/i386/t-netware (netware.o): Update.
5809 * config/i386/t-interix (winnt.o): Update.
5810 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5811 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5812 msformat-c.o): Update.
5813 * config/bfin/t-bfin-linux (generated_files): Add
5814 linux-sysroot-suffix.h.
5815 * config/arm/t-wince-pe (pe.o): Update.
5816 * config/arm/t-strongarm-pe (pe.o): Update.
5817 * config/arm/t-pe (pe.o): Update.
5818 * config/arm/t-arm (arm-c.o): Update.
5819 * doc/install.texi (Prerequisites): Require make 3.80.
5820 * Makefile.in: Remove .o targets.
5821 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5822 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5823 (simple_generated_h, simple_generated_c): Move earlier.
5824 (generated_files): New variable.
5825 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5826 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5827 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5828 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5829 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5830 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5831 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5832 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5833 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5834 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5835 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5836 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5838 (COMPILE.base, COMPILE): New variables.
5839 (%.o): New pattern rule.
5840 (ALL_HOST_OBJS): New variable.
5841 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5842 (dummy-checksum.o, cc1-checksum.o): Remove.
5843 (DRIVER_SHLIB): New variable.
5844 (DRIVER_DEFINES): Use it.
5845 (gencondmd.c): Move out of build/.
5846 (s-conditions): Update.
5847 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5848 (ALL_BUILD_OBJS): Likewise.
5849 (build/%.o): Use BUILDCOMPILE.
5850 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5851 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5852 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5853 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5854 build/genconfig.o, build/genconstants.o, build/genemit.o,
5855 build/genextract.o, build/genflags.o, build/genmddeps.o,
5856 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5857 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5858 build/gen-protos.o, build/scan.o, build/fix-header.o,
5859 build/scan-decls.o): Simplify.
5860 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5861 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5862 prefix.o, toplev.o): Reduce to variable setting.
5863 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5864 ($(out_object_file), gcc-options.o): New targets.
5865 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5866 * configure: Rebuilt.
5867 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5868 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5870 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5872 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5873 complain when we hit an error, return ERROR_MARK_NODE.
5875 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5877 * config/sh/constraints.md (Pso, Psz): New constraints.
5878 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5879 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5881 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5883 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5884 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5886 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5888 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5889 (prefetch_sh2a): New.
5891 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5892 Naveen.H.S <naveen.hs@kpitcummins.com>
5894 * config/sh/constraints.md (I28): New constraint.
5895 * config/sh/sh.c (broken_move): Add support for movi20s.
5896 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5898 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5899 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5900 Naveen.H.S <naveen.hs@kpitcummins.com>
5902 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5903 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5904 (print_operand): Handle resbank in %@ operand code.
5905 (sh_encode_section_info): New.
5906 (push_regs): Add conditions for resbank.
5907 (sh_expand_epilogue): Likewise.
5908 (sh_insert_attributes): Likewise.
5909 (sh_attribute_table): Likewise.
5910 (sh_handle_resbank_handler_attribute): New.
5911 (sh2a_handle_function_vector_handler_attribute): New.
5912 (sh2a_is_function_vector_call): New.
5913 (sh2a_get_function_vector_number): New.
5914 (sh2a_function_vector_p): New.
5915 (sh_cfun_resbank_handler_p): New.
5916 * config/sh/sh.md (calli): Emit jsr/n if possible.
5917 (calli_tbr_rel): New.
5918 (calli_pcrel): Emit jsr/n if possible.
5919 (return_i): Emit rts/n if possible.
5920 (call_valuei_tbr_rel): New.
5921 (call_valuei_pcrel): Add condition for SH2A target.
5922 (call_value): Likewise.
5923 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5924 (sh2a_get_function_vector_number): Likewise.
5925 (sh2a_is_function_vector_call): Likewise.
5926 * doc/extend.texi: Document TBR relative addressing of SH2A.
5927 (resbank): Add description for SH2A.
5929 2008-03-24 Richard Guenther <rguenther@suse.de>
5932 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5933 pointer assignments change conversions according to middle-end rules.
5934 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5935 * configure.ac: Include type checking in yes.
5936 * configure: Regenerate.
5938 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5940 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5941 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5943 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5945 * gthr-vxworks.h (UNUSED): Define.
5947 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5949 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5951 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5953 * doc/extend.texi (Function Attributes): Add missing comma in the
5954 example of the "alloc_size" attribute.
5956 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5959 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5961 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5964 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5967 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5968 of the underlying type of a MS bitfield layout to the natural
5969 alignment of the type.
5971 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5973 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5974 to their natural alignment to avoid store forwarding stalls.
5976 2008-03-22 Richard Guenther <rguenther@suse.de>
5978 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5979 For PHI nodes verify the address is invariant.
5980 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
5981 (get_symbol_constant_value): Use is_gimple_min_invariant.
5982 (maybe_fold_stmt_indirect): Likewise.
5984 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
5986 PR rtl-optimization/33927
5987 * Makefile.in (dse.o): Depend on $(TM_P_H).
5988 * expr.h (extract_low_bits): Declare.
5989 * expmed.c (extract_low_bits): New function.
5990 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
5991 * dse.c: Include tm_p.h.
5992 (find_shift_sequence): Remove the read_reg argument and return the
5993 read value. Emit the instructions instead of returning them.
5994 Iterate on new_mode rather than calculating it each time.
5995 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
5996 source to NEW_MODE and extract_low_bits to convert the shifted
5998 (replace_read): Allow the load and store to have different mode
5999 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6000 or extraction instructions before trying the replacement. Update
6001 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6003 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6005 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6006 to their natural alignment to avoid store forwarding stalls.
6008 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6011 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6012 encouraging but not allowing gprs for input;
6013 change the input constraint to !f#r.
6014 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6016 change the output constraint to !f#r.
6018 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6021 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6022 corresponding post-reload splitters.
6023 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6024 when x87 FP math is selected.
6025 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6026 New function prototype.
6027 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6028 unreachable function to ease macroization of insn patterns.
6030 2008-03-21 Martin Jambor <mjambor@suse.cz>
6032 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6033 reference dumps if ddr is NULL or dependence is unknown.
6035 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6037 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6038 unsigned extension into account.
6039 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6040 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6041 Do computations on a scratch register.
6043 2008-03-21 Richard Guenther <rguenther@suse.de>
6045 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6046 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6047 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6048 * tree-ssa-dom.c (record_equality): Likewise.
6049 * tree-inline.c (copy_body_r): Likewise.
6050 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6053 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6055 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6056 as 'delete_unused' argument.
6058 2008-03-20 Richard Guenther <rguenther@suse.de>
6060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6061 special casing of constant qualifiers.
6062 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6063 care about them in general.
6064 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6065 regardless of their type.
6066 (fold_stmt_r): Forcefully fold *& if we end up with that.
6068 2008-03-20 Paul Brook <paul@codesourcery.com>
6070 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6071 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6073 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6075 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6076 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6078 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6080 * common.opt (Wmudflap): New option.
6081 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6082 (mx_register_decls): Likewise.
6083 (mudflap_finish_file): Likewise.
6084 * doc/invoke.texi: Document -Wno-mudflap.
6086 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6088 * c-format.c (replace_format_name_to_system_name): New.
6090 (convert_format_name_to_system_name): New.
6091 (decode_format_attr): Add use of convert_format_name_to_system_name.
6092 (format_types_orig): Add gnu_ prefix to names.
6093 (check_format_info_main): Special treating of \0 escaped names for
6094 supporting multi-character format specifiers as I32, I64.
6095 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6096 (gnu_target_overrides_format_attributes): New.
6097 * c-format.h: Add structure target_ovr_attr to hold
6098 system specific formatter names.
6099 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6100 msformat-c.o file to c_target_objs and cxx_target_objs.
6101 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6102 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6103 (TARGET_N_FORMAT_TYPES): New.
6104 * config/i386/msformat-c.c: New.
6105 * config/i386/t-cygming: Add build rule for msformat-c.o.
6106 * doc/extend.texi: Add new format names gnu_* and ms_* and
6108 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6110 2008-03-20 Ira Rosen <irar@il.ibm.com>
6112 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6113 optimizations turned on under -O3.
6114 (ftree-vectorize): Add that the flag is turned on with -O3.
6116 2008-03-20 Ben Elliston <bje@au.ibm.com>
6118 * regmove.c (try_auto_increment): Fix spelling error in comment.
6119 * final.c (final_scan_insn): Likewise.
6121 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6124 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6125 allocator preferences for "y" and "r" class registers.
6126 ("*mov<mode>_internal"): Ditto.
6127 ("*movv2sf_internal_rex64"): Ditto.
6128 ("*movv2sf_internal"): Ditto.
6130 2008-03-19 Michael Matz <matz@suse.de>
6133 * calls.c (expand_call): Check overlap of arguments with call
6134 address for sibcalls.
6136 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6139 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6140 of the underlying type of a MS bitfield layout to the natural
6141 alignment of the type.
6143 2008-03-19 Jan Hubicka <jh@suse.cz>
6146 * toplev.c (decode_d_option): Handle all CPP flags.
6147 * tree-vrp.c: Update tree_pass descriptors.
6148 * regrename.c: Update tree_pass descriptors.
6149 * fwprop.c: Update tree_pass descriptors.
6150 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6151 * tree-into-ssa.c: Update tree_pass descriptors.
6152 * tree-dump.c: Update tree_pass descriptors.
6153 * tree-complex.c: Update tree_pass descriptors.
6154 * tree-dump.h: Update tree_pass descriptors.
6155 * see.c: Update tree_pass descriptors.
6156 * cgraphbuild.c: Update tree_pass descriptors.
6157 * tracer.c: Update tree_pass descriptors.
6158 * tree-loop-distribution.c: Update tree_pass descriptors.
6159 * cgraph.c: Update tree_pass descriptors.
6160 * postreload-gcse.c: Update tree_pass descriptors.
6161 * postreload.c: Update tree_pass descriptors.
6162 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6163 * tree-tailcall.c: Update tree_pass descriptors.
6164 * tree-pass.h (tree_opt_pass): Rename to ...
6165 (opt_pass) ... this one; add "type" field and remove letter field.
6166 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6167 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6168 all_lowering_passes): Update declaration.
6169 * ipa-cp.c: Update tree_pass descriptors.
6170 * final.c: Update tree_pass descriptors.
6171 * omp-low.c: Update tree_pass descriptors.
6172 * tree-ssa-dse.c: Update tree_pass descriptors.
6173 * ipa-reference.c: Update tree_pass descriptors.
6174 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6175 * auto-inc-dec.c: Update tree_pass descriptors.
6176 * reorg.c: Update tree_pass descriptors.
6177 * cgraphunit.c: Update tree_pass descriptors.
6178 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6179 * tree-ssa-ccp.c: Update tree_pass descriptors.
6180 * df-core.c: Update tree_pass descriptors.
6181 * mode-switching.c: Update tree_pass descriptors.
6182 * tree-nomudflap.c: Update tree_pass descriptors.
6183 * modulo-sched.c: Update tree_pass descriptors.
6184 * ipa-pure-const.c: Update tree_pass descriptors.
6185 * cse.c: Update tree_pass descriptors.
6186 * web.c: Update tree_pass descriptors.
6187 * tree-stdarg.c: Update tree_pass descriptors.
6188 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6189 * tree-ssa-dom.c: Update tree_pass descriptors.
6190 * tree-nrv.c: Update tree_pass descriptors.
6191 * tree-ssa-alias.c: Update tree_pass descriptors.
6192 * loop-init.c: Update tree_pass descriptors.
6193 * gimple-low.c: Update tree_pass descriptors.
6194 * ipa-inline.c: Update tree_pass descriptors.
6195 * tree-ssa-sink.c: Update tree_pass descriptors.
6196 * global.c: Update tree_pass descriptors.
6197 * ifcvt.c: Update tree_pass descriptors.
6198 * jump.c: Update tree_pass descriptors.
6199 * predict.c: Update tree_pass descriptors.
6200 * tree-ssa-loop.c: Update tree_pass descriptors.
6201 * recog.c: Update tree_pass descriptors.
6202 * dse.c: Update tree_pass descriptors.
6203 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6204 * tree-eh.c: Update tree_pass descriptors.
6205 * regmove.c: Update tree_pass descriptors.
6207 * function.c: Update tree_pass descriptors.
6208 * tree-vectorizer.c: Update tree_pass descriptors.
6209 * gcse.c: Update tree_pass descriptors.
6210 * ipa-type-escape.c: Update tree_pass descriptors.
6211 * tree-if-conv.c: Update tree_pass descriptors.
6212 * init-regs.c: Update tree_pass descriptors.
6213 * ipa.c: Update tree_pass descriptors.
6214 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6215 * rtl-factoring.c: Update tree_pass descriptors.
6216 * lower-subreg.c: Update tree_pass descriptors.
6217 * bt-load.c: Update tree_pass descriptors.
6218 * tree-dfa.c: Update tree_pass descriptors.
6219 * except.c: Update tree_pass descriptors.
6220 * emit-rtl.c: Update tree_pass descriptors.
6221 * cfgexpand.c: Update tree_pass descriptors.
6222 * tree-cfgcleanup.c: Update tree_pass descriptors.
6223 * cfgcleanup.c: Update tree_pass descriptors.
6224 * tree-ssa-pre.c: Update tree_pass descriptors.
6225 * tree-sra.c: Update tree_pass descriptors.
6226 * tree-mudflap.c: Update tree_pass descriptors.
6227 * tree-ssa-copy.c: Update tree_pass descriptors.
6228 * cfglayout.c: Update tree_pass descriptors.
6229 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6230 * tree-ssa-dce.c: Update tree_pass descriptors.
6231 * tree-ssa.c: Update tree_pass descriptors.
6232 * regclass.c: Update tree_pass descriptors.
6233 * integrate.c: Update tree_pass descriptors.
6234 * tree-optimize.c: Update tree_pass descriptors.
6235 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6236 * tree-object-size.c: Update tree_pass descriptors.
6237 * combine.c: Update tree_pass descriptors.
6238 * tree-outof-ssa.c: Update tree_pass descriptors.
6239 * bb-reorder.c: Update tree_pass descriptors.
6240 * stack-ptr-mod.c: Update tree_pass descriptors.
6241 * var-tracking.c: Update tree_pass descriptors.
6242 * tree-profile.c: Update tree_pass descriptors.
6243 * tree-vect-generic.c: Update tree_pass descriptors.
6244 * reg-stack.c: Update tree_pass descriptors.
6245 * sched-rgn.c: Update tree_pass descriptors.
6246 * tree-ssa-structalias.c: Update tree_pass descriptors.
6247 * tree-cfg.c: Update tree_pass descriptors.
6248 * passes.c (current_pass): Update declaration.
6249 (finish_optimization_passes): Update.
6250 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6251 (register_one_dump_file, register_dump_files_1, next_pass_1):
6253 (init_optimization_passes): Update handling of new types.
6254 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6255 * ipa-struct-reorg.c: Update tree_pass descriptors.
6256 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6257 * combine-stack-adj.c: Update tree_pass descriptors.
6258 * cfgrtl.c: Update tree_pass descriptors.
6259 * dce.c: Update tree_pass descriptors.
6260 * tree-ssanames.c: Update tree_pass descriptors.
6262 2008-03-19 Richard Guenther <rguenther@suse.de>
6265 * tree-ssa.c (walk_data): New structure.
6266 (warn_uninitialized_var): If not always_executed warn with "maybe"
6268 (execute_early_warn_uninitialized): Compute post-dominators.
6269 Initialize always_executed before processing each basic block.
6271 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6274 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6275 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6277 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6279 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6281 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6283 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6285 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6286 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6287 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6288 target after ignore has been set, and move there also the commputation
6289 of subtarget and original_target.
6290 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6291 (LANG_HOOKS_INITIALIZER): Remove it.
6292 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6294 2008-03-18 Richard Guenther <rguenther@suse.de>
6296 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6297 found an expression with constants, note that in the VN for the lhs.
6298 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6299 fold them to constants if possible. Run cleanup_cfg if done so.
6300 (execute_pre): Return todo.
6302 (execute_fre): Likewise.
6303 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6305 (get_prop_source_stmt): Look through pointer conversions.
6307 2008-03-18 Jan Hubicka <jh@suse.cz>
6309 * tree-pretty-print.c: Include predict.h.
6310 (dump_generic_node): Dump predictor.
6311 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6312 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6313 * gimple-low.c (lower_stmt): Likewise.
6314 * expr.c (expand_expr_real): Likewise.
6315 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6317 (build_predict_expr, build_predict_expr): New.
6318 * predict.h (predictor_name, build_predict_expr): Update.
6319 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6320 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6321 * predict.def (PRED_CONTINUE): Update hitrate.
6322 * tree.def (PREDICT_EXPR): Define.
6323 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6324 do not handle BIND_EXPR.
6325 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6326 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6327 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6330 2008-03-18 Michael Matz <matz@suse.de>
6332 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6334 2008-03-18 Richard Guenther <rguenther@suse.de>
6336 * tree-gimple.h (is_gimple_invariant_address): Declare.
6337 (is_gimple_constant): Likewise.
6338 * tree-gimple.c (is_gimple_constant): New function.
6339 (is_gimple_invariant_address): Likewise.
6340 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6341 and is_gimple_invariant_address.
6342 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6344 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6345 an addressable base.
6347 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6350 * gimplify.c (gimplify_expr): Gimplify second operand of
6353 2008-03-17 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/19637
6356 * fold-const.c (fold_unary): Remove restrictions of removing
6357 intermediate pointer-conversions (P2)(P1)P0.
6358 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6359 conversion to void pointer.
6360 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6362 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6365 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6366 emulated thread local variables.
6368 2008-03-16 Richard Guenther <rguenther@suse.de>
6371 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6372 expand TREE_INVARIANT operations that are not gimple invariant.
6374 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6376 * doc/extend.texi (Alignment): Say that the ABI controls
6377 the __alignof__ for non-strict-alignment targets rather
6378 than being a recommendation.
6380 2008-03-15 Paul Brook <paul@codesourcery.com>
6382 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6384 (arm_output_fn_unwind): Mark functions that can not be unwound.
6386 2008-03-15 Paul Brook <paul@codesourcery.com>
6388 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6389 extension instructions.
6391 2008-03-15 Richard Guenther <rguenther@suse.de>
6393 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6394 and fold constant aggregate refs.
6395 (fold_const_aggregate_ref): Handle string constants
6396 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6397 (evaluate_stmt): Simplify now that ccp_fold folds constant
6400 2008-03-15 Paul Brook <paul@codesourcery.com>
6402 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6403 (extzv): Use gen_extzv_t2.
6404 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6406 2008-03-15 Richard Guenther <rguenther@suse.de>
6408 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6409 (fold_const_aggregate_ref): Likewise.
6410 (get_value): Return NULL if we don't have any values.
6411 (ccp_finalize): Set const_val to NULL after freeing it.
6412 * tree-flow.h (get_symbol_constant_value): Declare.
6413 (fold_const_aggregate_ref): Likewise.
6414 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6416 2008-03-15 Richard Guenther <rguenther@suse.de>
6419 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6420 to not produce negative array indices if not allowed. Add
6421 parameter to indicate that.
6422 (maybe_fold_offset_to_component_ref): Allow negative array
6423 indices only for the first member of a structure.
6424 (maybe_fold_offset_to_reference): Allow negative array indices.
6425 (maybe_fold_stmt_addition): Likewise.
6427 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6428 Anatoly Sokolov <aesok@post.ru>
6430 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6431 (avr_arch): Add ARCH_AVR6.
6432 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6433 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6434 instead of fixed value 2.
6435 (print_operand_address): Use gs() asm specifier instead of pm().
6436 (avr_assemble_integer): (Ditto.).
6437 (avr_output_addr_vec_elt): (Ditto.).
6438 (print_operand): Handle "!" code.
6439 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6440 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6441 (AVR_HAVE_EIJMP_EICALL): Define.
6442 (AVR_3_BYTE_PC): Redefine.
6443 (AVR_2_BYTE_PC): (Ditto.).
6444 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6445 (LINK_SPEC): Add atmega2560 and atmega2561.
6446 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6448 * config/avr/avr.md (call_insn): Use eicall instead of icall
6449 for 3 byte PC devices.
6450 (call_value_insn): (Ditto.).
6451 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6452 (indirect_jump): Use only for for 2 byte PC devices.
6453 (*tablejump): (Ditto.).
6454 (*indirect_jump_avr6): Add insn.
6455 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6456 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6457 instead of ijmp for 3 byte PC devices.
6458 (__tablejump2__): (Ditto.).
6459 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6460 (MULITLIB_DIRNAMES): (Ditto.).
6461 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6463 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6466 "sse2_umulsidi3". Use V1DI mode for operand 0.
6467 ("mmx_psadbw"): Use V1DI mode for operand 0.
6468 * config/i386/i386-modes.def (V1SI): New vector mode.
6469 * config/i386/i386.c (struct builtin_description)
6470 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6471 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6472 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6473 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6474 v1di_ftype_v8qi_v8qi type.
6475 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6477 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6478 __builtin_ia32_pmuludq]: Fix the mode of return value.
6480 2008-03-15 Richard Guenther <rguenther@suse.de>
6483 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6486 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6488 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6489 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6490 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6491 unless TARGET_SERIALIZE_VOLATILE is enabled.
6492 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6493 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6494 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6496 2008-03-14 Richard Guenther <rguenther@suse.de>
6498 PR tree-optimization/34172
6499 * tree-flow.h (refs_may_alias_p): Declare.
6500 (get_single_def_stmt): Likewise.
6501 (get_single_def_stmt_from_phi): Likewise.
6502 (get_single_def_stmt_with_phi): Likewise.
6503 * tree-dfa.c (refs_may_alias_p): New function.
6504 (get_single_def_stmt): Likewise.
6505 (get_single_def_stmt_from_phi): Likewise.
6506 (get_single_def_stmt_with_phi): Likewise.
6507 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6508 (vn_reference_lookup_1): New helper function.
6509 (vn_reference_lookup): Walk the virtual use-def chain to
6510 continue searching for a match if the def does not alias the
6511 reference we are looking for.
6513 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6515 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6516 archive and Perzl. Update The Written Word listing.
6518 2008-03-14 Richard Guenther <rguenther@suse.de>
6520 PR tree-optimization/34043
6521 PR tree-optimization/33989
6522 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6524 (bitmap_find_leader): Use extra argument to verify dominance
6525 relationship inside a basic-block.
6526 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6527 (find_leader_in_sets): Adjust.
6528 (create_component_ref_by_pieces): Take extra argument for
6529 dominance check, handle lookup failures.
6530 (find_or_generate_expression): Likewise.
6531 (create_expression_by_pieces): Likewise.
6532 (insert_into_preds_of_block): Adjust.
6533 (create_value_expr_from): If asked for, verify all operands
6534 are in the blocks AVAIL_OUT set.
6535 (make_values_for_stmt): Check for SSA_NAMEs that are life
6536 over an abnormal edge.
6537 (compute_avail): Remove such check.
6538 (do_SCCVN_insertion): New function.
6539 (eliminate): If we do not find a leader suitable for replacement
6540 insert a replacement expression from SCCVN if available.
6541 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6542 (struct vn_ssa_aux): Add needs_insertion flag.
6543 * tree-ssa-sccvn.c (may_insert): New global flag.
6544 (copy_reference_ops_from_ref): Value-number union member access
6545 based on its size, not type and member if insertion is allowed.
6546 (visit_reference_op_load): For a weak match from union type
6547 punning lookup a view-converted value and insert a SSA_NAME
6548 for that value if that is not found.
6549 (visit_use): Make dumps shorter. Do not disallow value numbering
6550 SSA_NAMEs that are life over an abnormal edge to constants.
6551 (free_scc_vn): Release inserted SSA_NAMEs.
6552 (run_scc_vn): New flag to specify whether insertion is allowed.
6553 Process SSA_NAMEs in forward order.
6554 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6555 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6556 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6557 pointer type to/from integral types that do not change the
6558 precision to regular conversions.
6560 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6562 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6563 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6564 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6565 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6566 input arguments and the mode of return value. Built-in functions
6567 that operate on whole 64-bit MMX register now use V1DI mode.
6569 2008-03-13 Alon Dayan <alond@il.ibm.com>
6570 Olga Golovanevsky <olga@il.ibm.com>
6572 PR tree-optimization/35041
6573 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6574 to locate the right position in a statement.
6576 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/xmmintrin.h: Change all static inline functions to
6581 extern inline and add __gnu_inline__ attribute.
6582 * config/i386/bmintrin.h: Ditto.
6583 * config/i386/smmintrin.h: Ditto.
6584 * config/i386/tmmintrin.h: Ditto.
6585 * config/i386/mmintrin-common.h: Ditto.
6586 * config/i386/ammintrin.h: Ditto.
6587 * config/i386/emmintrin.h: Ditto.
6588 * config/i386/pmmintrin.h: Ditto.
6589 * config/i386/mmintrin.h: Ditto.
6590 * config/i386/mm3dnow.h: Ditto.
6592 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6595 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6596 (lower_omp_2): New function.
6597 (lower_omp_1, lower_omp): Rewritten.
6599 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6602 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6603 with the phrase "Microsoft Windows compilers".
6604 (Push/Pop Macro Pragmas): New subsection. Document
6605 #pragma push_macro and pragma pop_macro.
6607 2008-03-12 Paul Brook <paul@codesourcery.com>
6609 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6611 2008-03-12 Paul Brook <paul@codesourcery.com>
6613 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6614 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6615 (thumb2_addsi_shortim): Rename ...
6616 (thumb2_addsi_short): ... to this. Allow register operands.
6617 (thumb2_subsi_short): New pattern.
6618 (thumb2_one_cmplsi2_short,
6619 thumb2_negsi2_short): New patterns and peepholes.
6621 2008-03-12 Paul Brook <paul@codesourcery.com>
6623 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6625 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6627 * config/i386/i386.md (int_cond): New code iterator.
6629 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6630 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6631 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6632 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6633 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6634 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6635 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6636 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6638 2008-03-12 Paul Brook <paul@codesourcery.com>
6640 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6641 instead of {arm,thumb}_compute_save_reg_mask.
6642 (output_return_instruction): Ditto.
6643 (thumb_unexpanded_epilogue): Ditto.
6644 (thumb1_expand_prologue): Ditto.
6645 (thumb1_output_function_prologue): Ditto.
6646 (arm_set_return_address): Ditto.
6647 (thumb_set_return_address): Ditto.
6648 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6649 regs to achieve stack alignment.
6650 (thumb1_compute_save_reg_mask): Fix compiler warning.
6651 (arm_output_epilogue): Use offsets->saved_regs_mask.
6652 Adjust stack pointer by poping call clobered registers.
6653 (arm_expand_prologue): Use offsets->saved_regs_mask.
6654 Adjust stack pointer by pushing extra registers.
6655 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6657 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6660 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6661 conversion to the operands of a multiplication.
6663 2008-03-12 Richard Guenther <rguenther@suse.de>
6665 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6666 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6667 * timevar.def (TV_TREE_PHIPROP): Add.
6668 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6669 pass description. Use TV_TREE_PHIPROP.
6670 * tree-ssa-forwprop.c: Remove phiprop code.
6672 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6675 * omp-low.c (maybe_lookup_decl): Constify first argument.
6676 (use_pointer_for_field): Change last argument from bool to
6677 omp_context *. Disallow shared copy-in/out in nested
6678 parallel if decl is shared in outer parallel too.
6679 (build_outer_var_ref, scan_sharing_clauses,
6680 lower_rec_input_clauses, lower_copyprivate_clauses,
6681 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6683 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6684 Ira Rosen <irar@il.ibm.com>
6686 * tree-vectorizer.c (free_stmt_vec_info): New function.
6687 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6688 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6689 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6690 * tree-vect-transform.c (vectorizable_conversion): Free
6691 vec_oprnds0 if it was allocated.
6692 (vect_permute_store_chain): Remove unused VECs.
6693 (vectorizable_store): Free VECs that are allocated in the..
6695 (vect_transform_strided_load, vectorizable_load): Likewise.
6696 (vect_remove_stores): Simplify the code.
6697 (vect_transform_loop): Move code to vect_remove_stores().
6698 Call vect_remove_stores() and free_stmt_vec_info().
6700 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6702 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6703 TARGET_HPUX. Revise comment.
6704 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6705 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6706 Use sr4 variant of `be' instruction when not generating PIC code.
6707 (attr_length_call): Adjust for above change.
6709 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6711 * ipa-reference.c (static_execute): Remove module_statics_const and
6712 associated setting code.
6714 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6717 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6718 predicate for operand 1.
6719 (paritysi2_cmp): Use register_operand predicate for operand 2.
6720 Use earlyclobber modifier for operand 1. Remove support for
6722 (paritydi2_cmp): Use register_operand predicate for operand 3.
6723 Use earlyclobber modifier for operand 1. Remove support for
6726 2008-03-11 Paul Brook <paul@codesourcery.com>
6727 Vladimir Prus <vladimir@codesourcery.com>
6729 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6730 (arm_compute_save_reg0_reg12_mask): Always
6731 check if register 11 must be saved. Always safe hard frame pointer
6732 when frame_pointer_needeed.
6733 (arm_compute_save_reg_mask): Save IP and PC
6734 only with apcs frames.
6735 (arm_output_epilogue): Adjust Thumb2 codepath to
6736 be also invoked and work for ARM non-apcs frames.
6737 (arm_expand_prologue): Don't bother saving IP
6738 for non-apcs frame, since it's not clobbered by
6739 prologue code. Implement non-apcs frame
6742 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6744 PR rtl-optimization/35281
6745 * expr.c (convert_move): Use a new pseudo for the intermediate
6746 from_mode->word_mode result.
6748 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6750 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6751 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6752 * toplev.c (compile_file): Don't call it.
6754 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6757 * expr.c (store_expr): Call emit_block_move if the mode
6758 of "temp" RTX is BLKmode.
6760 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6761 Richard Guenther <rguenther@suse.de>
6763 PR tree-optimization/31358
6764 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6765 the step with a NULL_TREE.
6766 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6767 to sizetype if type is a pointer type.
6768 (add_candidate_1): Don't convert the base and step to
6769 the generic type if the orginal type is a pointer type.
6770 (add_iv_value_candidates): Use sizetype for the step
6771 if type is a pointer type.
6772 (cand_value_at): Likewise.
6773 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6775 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6776 Don't convert the tem affine to the type.
6777 (add_elt_to_tree): Use sizetype for the step if a pointer.
6778 Use POINTER_PLUS_EXPR for pointers.
6779 (aff_combination_to_tree): Use sizetype for the step if a
6782 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6784 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6785 Remove commutativity hint.
6787 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6791 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6792 errorneous type. Check that v is a VAR_DECL.
6795 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6797 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6799 PR tree-optimization/35494
6800 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6801 may be overriden at link and run time.
6803 2008-03-10 Richard Guenther <rguenther@suse.de>
6805 PR tree-optimization/34677
6806 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6807 (poolify_tree): Likewise.
6808 (modify_expr_template): Likewise.
6809 (poolify_modify_stmt): Likewise.
6810 (insert_fake_stores): Handle all component-ref style stores
6811 in addition to INDIRECT_REF. Also handle complex types.
6812 Do not poolify the inserted load.
6813 (realify_fake_stores): Do not rebuild the tree but only
6814 make it a SSA_NAME copy.
6815 (init_pre): Remove initialzation of modify_expr_template.
6816 Do not allocate modify_expr_node_pool.
6817 (fini_pre): Do not free modify_expr_node_pool.
6819 2008-03-10 Paul Brook <paul@codesourcery.com>
6821 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6824 2008-03-10 Paul Brook <paul@codesourcery.com>
6825 Mark Shinwell <shinwell@codesourcery.com>
6827 * config/arm/cortex-r4.md: New.
6828 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6830 * config/arm/arm.md: Include cortex-r4.md.
6831 (insn): Add smmls, sdiv and udiv values.
6832 (generic_sched): Don't use generic scheduling for Cortex-R4.
6833 (arm_issue_rate): New function.
6834 (TARGET_SCHED_ISSUE_RATE): Define.
6836 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6838 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6840 2008-03-10 Richard Guenther <rguenther@suse.de>
6842 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6843 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6845 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6847 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6848 Set default to true.
6850 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6852 * c.opt (Wsynth): Deprecate.
6853 * doc/invoke.texi (Option Summary, Warning Options): Document
6854 -Wno-format-contains-nul.
6856 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6860 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6862 2008-03-09 Ira Rosen <irar@il.ibm.com>
6864 * config/rs6000/rs6000.c (builtin_description): Rename vector
6865 left shift operations.
6866 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6867 (altivec_vsl<VI_char>): Rename to ...
6868 (ashl<mode>3): ... new name.
6869 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6871 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6873 2008-03-08 Richard Guenther <rguenther@suse.de>
6875 * coverage.h (tree_coverage_counter_addr): Declare.
6876 * coverage.c (tree_coverage_counter_addr): New function.
6877 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6879 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6880 (tree_gen_one_value_profiler): Likewise.
6881 (tree_gen_ic_profiler): Likewise.
6882 (tree_gen_average_profiler): Likewise.
6883 (tree_gen_ior_profiler): Likewise.
6885 2008-03-08 Richard Guenther <rguenther@suse.de>
6887 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6888 (vn_binary_op_insert): Likewise.
6889 (vn_unary_op_lookup): Likewise.
6890 (vn_unary_op_insert): Likewise.
6891 (vn_nary_op_lookup): Declare.
6892 (vn_nary_op_insert): Likewise.
6893 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6894 and binary hashes, use a single obstack for unary_op_pool
6896 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6897 a single struct vn_nary_op_s. Store tree code length and
6898 a variable number of operands.
6899 (struct vn_reference_op_struct): Remove unused op2.
6900 (vn_reference_op_eq): Do not compare op2.
6901 (vn_reference_op_compute_hash): Do not compute hash of op2.
6902 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6903 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6904 with vn_nary_op_compute_hash.
6905 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6906 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6908 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6910 (visit_unary_op): Call nary functions.
6911 (visit_binary_op): Likewise.
6912 (process_scc): Adjust for struct vn_tables_s changes.
6913 (allocate_vn_table): Likewise.
6914 (free_vn_table): Likewise.
6915 * tree-vn.c (vn_add): Call nary functions.
6916 (vn_lookup): Likewise.
6918 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6921 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6922 wdst back after sync_compare_and_swapqhi_internal.
6924 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6927 * config/i386/i386-modes.def (V1DI): New vector mode.
6928 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6929 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6930 (MMXMODE248): Ditto.
6931 (MMXMODE): Add V1DI mode.
6932 (mmxvecsize): Change DI mode to V1DI mode.
6933 ("mov<mode>): Use MMXMODEI8 mode iterator.
6934 ("*mov<mode>_internal_rex64"): Ditto.
6935 ("*mov<mode>_internal"): Ditto.
6936 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6937 ("mmx_sub<mode>3"): Ditto.
6938 ("mmx_adddi3"): Remove insn pattern.
6939 ("mmx_subdi3"): Ditto.
6940 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6941 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6942 ("mmx_ashl<mode>3"): Ditto.
6943 ("mmx_lshrdi3"): Remove insn pattern.
6944 ("mmx_ashldi3"): Ditto.
6945 * config/i386/i386.c (classify_argument): Handle V1DImode.
6946 (function_arg_advance_32): Ditto.
6947 (function_arg_32): Ditto.
6948 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6949 mmx_addv1di3 insn pattern.
6950 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6951 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6952 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6953 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6954 Remove definitions of built-in functions.
6955 (V1DI_type_node): New node.
6956 (v1di_ftype_v1di_int): Ditto.
6957 (v1di_ftype_v1di_v1di): Ditto.
6958 (v2si_ftype_v2si_si): Ditto.
6959 (v4hi_ftype_v4hi_di): Remove node.
6960 (v2si_ftype_v2si_di): Ditto.
6961 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6962 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6963 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6964 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6965 Add new builtins using def_builtin_const.
6966 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6967 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6968 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6969 * config/i386/mmintrin.h (__v1di): New typedef.
6970 (_mm_add_si64): Cast arguments to __v1di type.
6971 (_mm_sub_si64): Ditto.
6972 (_mm_sll_pi16): Cast __count to __v4hi type.
6973 (_mm_sll_pi32): Cast __count to __v2si type.
6974 (_mm_sll_si64): Cast arguments to __v1di type.
6975 (_mm_srl_pi16): Cast __count to __v4hi type.
6976 (_mm_srl_pi32): Cast __count to __v2si type.
6977 (_mm_srl_si64): Cast arguments to __v1di type.
6978 (_mm_sra_pi16): Cast __count to __v4hi type.
6979 (_mm_sra_pi32): Cast __count to __v2si type.
6980 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
6981 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
6982 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
6983 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
6984 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
6985 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
6986 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
6987 (_mm_srai_pi32): Use __builtin_ia32_psradi.
6988 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
6989 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6990 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6991 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
6993 2008-03-07 Joseph Myers <joseph@codesourcery.com>
6995 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
6997 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7000 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7001 reg+const addressing for Altivec modes. Don't generate reg+reg
7002 addressing for TFmode or TDmode quantities.
7004 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7006 * c-common.c (vector_types_convertible_p): Call langhook
7007 instead of comptypes.
7009 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7012 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7013 integral and scalar float variables which have a
7016 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7018 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7019 dwarf_register_span hook when emitting unwind information for
7020 register-to-memory saves.
7021 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7022 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7024 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7026 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7027 for the same VAR_DECL.
7029 2008-03-06 Tom Tromey <tromey@redhat.com>
7032 * doc/standards.texi (Standards): Don't mention treelang.
7033 * doc/invoke.texi (Overall Options): Don't mention treelang.
7034 * doc/install.texi (Prerequisites): Don't mention bison or
7036 (Configuration): Don't mention treelang.
7037 (Building): Likewise.
7038 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7040 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7042 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7043 word-extractions out of a multi-word object.
7045 2008-03-06 Richard Guenther <rguenther@suse.de>
7047 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7048 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7049 result type and precision.
7050 * expr.c (get_inner_reference): Set unsignedp based on the result
7051 type of BIT_FIELD_REF.
7052 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7053 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7054 (try_instantiate_multiple_fields): Likewise. Use the correct type
7056 (sra_build_assignment): Likewise.
7057 (sra_build_elt_assignment): Likewise.
7058 (sra_explode_bitfield_assignment): Likewise.
7059 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7060 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7061 set BIT_FIELD_REF_UNSIGNED.
7062 (vectorizable_load): Likewise.
7064 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7066 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7069 2008-03-06 Richard Guenther <rguenther@suse.de>
7071 * alias.c (struct alias_set_entry): Move has_zero_child field
7072 to pack with alias_set.
7074 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7076 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7079 2008-03-05 Ian Lance Taylor <iant@google.com>
7081 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7083 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7085 * fwprop.c (update_df): Support width and offset parameters of
7087 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7088 global_conflicts): Change DF_REF_EXTRACT to either
7089 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7090 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7091 * df-scan.c (df_ref_record, df_defs_record,
7092 df_ref_create_structure, df_def_record_1, df_uses_record,
7093 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7094 df_bb_refs_collect, df_entry_block_defs_collect,
7095 df_exit_block_uses_collect): Support new width and offset fields.
7096 (ref_extract_pool): New storage pool.
7097 (df_free_ref): New function.
7098 (df_reg_chain_unlink, df_free_collection_rec,
7099 df_sort_and_compress_refs): Call df_free_ref.
7100 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7102 (df_ref_create_structure): Allocate df_ref_extract if offset and
7103 width fields are used.
7104 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7105 (df_uses_record): Get offset and width from ZERO_EXTRACT
7107 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7108 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7109 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7110 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7111 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7112 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7113 (df_ref_extract): New structure.
7114 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7115 (df_ref_create): Add width and offset parameters.
7117 2008-03-05 Richard Guenther <rguenther@suse.de>
7119 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7120 Use ranges_overlap_p.
7121 (offset_overlaps_with_access): Rename
7122 to ranges_overlap_p and move ...
7123 * tree-flow-inline.h (ranges_overlap_p): ... here.
7125 * tree.h (get_inner_reference, handled_component_p): Update
7128 * tree.h (record_component_aliases, get_alias_set,
7129 alias_sets_conflict_p, alias_sets_must_conflict_p,
7130 objects_must_conflict_p): Move declarations ...
7131 * alias.h (record_component_aliases, get_alias_set,
7132 alias_sets_conflict_p, alias_sets_must_conflict_p,
7133 objects_must_conflict_p): ... here.
7134 Include coretypes.h.
7135 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7137 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7139 * cfg.c: Include tree-flow.h.
7140 (remove_edge_raw): Call redirect_edge_var_map_clear.
7141 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7142 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7143 (redirect_edge_var_map_result): New.
7144 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7145 PENDING_STMT use with redirect_edge_var_map_*.
7146 * tree-ssa.c (edge_var_maps): New definition.
7147 (redirect_edge_var_map_add): New.
7148 (redirect_edge_var_map_clear): New.
7149 (redirect_edge_var_map_dup): New.
7150 (redirect_edge_var_map_vector): New.
7151 (redirect_edge_var_map_destroy): New.
7152 (ssa_redirect_edge): Replace PENDING_STMT use with
7153 redirect_edge_var_map_*.
7154 (flush_pending_stmts): Same.
7155 (delete_tree_ssa): Destroy edge var map.
7156 * tree-flow.h (struct _edge_var_map): New.
7157 Define edge_var_map vector type.
7158 Declare redirect_edge_var_map_* prototypes.
7159 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7160 * tree-cfg.c (reinstall_phi_args): Replace
7161 PENDING_STMT use with redirect_edge_var_map_*.
7163 2008-03-05 Richard Guenther <rguenther@suse.de>
7165 PR tree-optimization/35472
7166 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7167 whose single use_stmt has a overlapping set of loaded and
7168 stored symbols as that use_stmt might be a noop assignment then.
7170 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7172 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7174 2008-03-05 Richard Guenther <rguenther@suse.de>
7177 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7178 should be constants.
7179 * tree-cfg.c (verify_expr): Verify it.
7180 * fold-const.c (fold_truthop): Remove code generating
7181 BIT_FIELD_REFs of structure bases.
7182 (fold_binary): Likewise.
7183 (fold_ternary): Position and size of BIT_FIELD_REFs are
7184 always host integers.
7185 (make_bit_field_ref): Remove.
7186 (optimize_bit_field_compare): Remove.
7187 (all_ones_mask_p): Remove.
7189 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7192 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7193 (split_block_and_df_analyze): New. Split basic block and rebuild
7195 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7197 (split_pattern_seq): Likewise.
7198 (erase_matching_seqs): Likewise.
7199 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7201 2008-03-04 Geoff Keating <geoffk@apple.com>
7203 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7204 declaration and code.
7205 (tree_invalid_nonnegative_warnv_p): Likewise.
7207 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7209 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7210 examples. Truncate option-names then causing overfull hbox.
7212 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7215 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7217 * configure: Rebuilt.
7219 2008-03-04 Rafael Espindola <espindola@google.com>
7221 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7222 (tree_unary_nonnegative_warnv_p): New.
7223 (tree_binary_nonnegative_warnv_p): New.
7224 (tree_single_nonnegative_warnv_p): New.
7225 (tree_invalid_nonnegative_warnv_p): New.
7226 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7228 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7231 * opts.c (handle_option): Postpone 'unknown option' errors only for
7234 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7237 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7240 2008-03-04 Rafael Espindola <espindola@google.com>
7242 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7243 (tree_binary_nonzero_warnv_p): New.
7244 (tree_single_nonzero_warnv_p): New.
7245 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7247 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7250 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7251 transformations for modes that have signed zeros.
7252 * ifcvt.c (noce_try_abs): Ditto.
7254 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7256 * config/i386/i386.c (override_options): Force
7257 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7259 2008-03-04 Jan Hubicka <jh@suse.cz>
7262 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7265 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7267 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7268 label to probe the stack.
7270 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7272 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7273 (__gthr_win32_mutex_destroy): Declare.
7274 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7275 __gthr_win32_mutex_destroy.
7276 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7278 2008-03-03 Jan Hubicka <jh@suse.cz>
7281 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7282 aggressive on inlining cold calls.
7284 2008-03-03 Richard Guenther <rguenther@suse.de>
7286 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7287 struct copies into the expression table.
7288 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7289 (try_to_simplify): Likewise.
7290 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7291 integral and pointer arguments which do not change the
7292 precision to NOP_EXPRs.
7293 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7294 VIEW_CONVERT_EXPR case.
7296 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7298 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7299 defined in a loop at depth 0 is invariant.
7300 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7301 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7302 be called at loop depth 0.
7304 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7307 * gcc.c (process_command): Update copyright notice dates.
7308 * gcov.c (print_version): Likewise.
7309 * gcov-dump.c (print_version): Likewise.
7310 * mips-tfile.c (main): Likewise.
7311 * mips-tdump.c (main): Likewise.
7313 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7316 * c-common.c (flag_permissive): Delete.
7317 (constant_expression_warnings): Check flags first.
7318 (constant_expression_error): New.
7319 * c-common.h (flag_permissive): Delete.
7320 (constant_expression_error): Declare.
7321 * flags.h (flag_permissive): Declare. Update description.
7322 * diagnostic.c (pedwarn): Update.
7324 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7325 (permissive_error_kind): New.
7326 * toplev.c (flag_permissive): Define. Update description.
7327 * toplev.h (permissive_error_kind): Declare.
7328 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7329 (pedwarn_c90): Use pedantic_warning_kind.
7330 * c-opts.c (c_common_post_options): flag_permissive does not affect
7331 flag_pedantic_errors.
7333 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7335 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7336 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7337 __absvsi2, __absvDI2): Use unsigned arithmetic.
7339 2008-03-02 Andi Kleen <ak@suse.de>
7340 Richard Guenther <rguenther@suse.de>
7342 * struct-equiv.c: Remove file.
7343 * cfg_cleanup.c (condjump_equiv_p): Remove.
7344 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7345 (struct-equiv.o): Remove rule.
7346 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7347 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7348 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7350 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7352 * ifcvt.c (noce_process_if_block): Try to handle only the then
7353 block if the else block exists but isn't suitable.
7355 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7358 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7359 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7360 regression from previous patch.
7362 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7365 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7367 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7368 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7369 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7370 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7371 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7372 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7373 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7374 (__gthread_mutex_destroy_function): Rename to
7375 __gthread_mutex_destroy.
7376 * gthr-dce.h (__gthread_mutex_destroy): Call
7377 pthread_mutex_destroy.
7378 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7379 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7380 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7382 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7384 * df-scan.c (df_ref_chain_change_bb): Simplify.
7385 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7386 set_block_for_insn if there's any change.
7387 * df.h ((df_insn_change_bb): Fix prototype.
7388 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7389 df_insn_change_bb, don't call set_block_for_insn.
7390 * emit-rtl.c (reorder_insns): Likewise.
7391 * haifa-sched.c (move_insn): Likewise.
7393 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7395 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7397 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7399 * tree-flow-inline.h (next_readonly_imm_use): Return
7400 NULL_USE_OPERAND_P after the end.
7402 2008-03-01 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/35411
7405 * tree-sra.c (sra_build_assignment): Split conversion to
7406 final type to a separate statement if we are not assigning
7409 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7411 * fold-const.c (fold_convertible_p): Correct the logic to follow
7412 that in fold_convert().
7414 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7417 * tree-inline.c (build_duplicate_type): When we make a
7418 duplicate type, make it unique in the canonical types system.
7420 2008-02-29 Tom Tromey <tromey@redhat.com>
7422 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7423 input_file_stack_history, input_file_stack_restored): Remove.
7424 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7425 * input.h (struct file_stack): Remove.
7426 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7427 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7429 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7431 (diagnostic_last_module_changed): Add 'map' argument.
7432 (diagnostic_set_last_function): Likewise.
7433 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7434 line map, not input_file_stack.
7435 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7437 2008-02-29 Paul Brook <paul@codesourcery.com>
7439 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7441 2008-02-29 Paul Brook <paul@codesourcery.com>
7443 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7445 2008-02-29 Richard Guenther <rguenther@suse.de>
7447 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7449 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7450 value for comparing for a store match.
7451 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7452 (try_to_simplify): Do not do a full-blown reference lookup.
7454 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7456 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7457 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7459 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7461 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7463 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7464 strides against cache sizes.
7466 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7468 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7471 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7473 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7474 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7475 is smaller than the original promoted value.
7476 (simplify_subreg): If OP is a SUBREG, try to preserve its
7477 SUBREG_PROMOTED_VAR_P information.
7479 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7481 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7482 (VN_INFO_GET): Allocate new objects on the obstack.
7483 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7484 for rpo_numbers_temp, for consistency.
7485 (free_scc_vn): Free the obstack.
7487 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7489 * doc/invoke.texi: Document -ftree-loop-distribution.
7490 * tree-loop-distribution.c: New.
7491 * tree-pass.h (pass_loop_distribution): New.
7492 * graphds.h (struct graph): Add htab_t indices.
7493 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7494 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7495 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7496 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7497 * tree-data-ref.c (debug_data_dependence_relations): New.
7498 (dump_data_dependence_relation): Also print data references.
7499 (free_data_ref): Extern.
7500 (same_access_functions): Moved...
7501 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7502 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7503 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7504 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7505 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7506 (stmts_from_loop): Skip LABEL_EXPR.
7507 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7509 (build_rdg): Initialize rdg->indices htab.
7510 (free_rdg, stores_from_loop, ref_base_address,
7511 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7512 have_similar_memory_accesses_1, ref_base_address_1,
7513 remove_similar_memory_refs): New.
7514 * tree-data-ref.h: Depend on tree-chrec.h.
7515 (debug_data_dependence_relations, free_data_ref): Declared.
7516 (same_access_functions): ... here.
7517 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7519 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7520 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7521 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7522 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7523 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7524 rdg_vertex_for_stmt): Declared.
7525 (struct rdg_edge): Add level.
7527 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7528 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7530 (rdg_has_similar_memory_accesses): New.
7531 * tree-vect-analyze.c: Remove unused static decls.
7532 * lambda.h (dependence_level): New.
7533 * common.opt (ftree-loop-distribution): New.
7534 * tree-flow.h (mark_virtual_ops_in_bb,
7535 slpeel_tree_duplicate_loop_to_edge_cfg,
7536 rename_variables_in_loop): Declared.
7537 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7538 (OBJS-common): Add tree-loop-distribution.o.
7539 (tree-loop-distribution.o): New rule.
7540 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7541 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7542 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7544 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7547 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7548 other than structures and unions.
7550 2008-02-28 Richard Guenther <rguenther@suse.de>
7553 2008-02-26 Richard Guenther <rguenther@suse.de>
7555 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7556 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7557 (lookup_decl_from_uid): Declare.
7558 (remove_decl_from_map): Likewise.
7559 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7560 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7561 (decl_for_uid_map): New global hashtable mapping DECL_UID
7563 (init_ttree): Allocate it.
7564 (insert_decl_to_uid_decl_map): New helper function.
7565 (make_node_stat): Insert new decls into the map.
7566 (copy_node_stat): Likewise.
7567 (lookup_decl_from_uid): New function.
7568 (remove_decl_from_map): Likewise.
7569 (print_decl_for_uid_map_statistics): New helper.
7570 (dump_tree_statistics): Call it.
7572 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7573 (referenced_var_iterator): Adjust.
7574 (FOR_EACH_REFERENCED_VAR): Adjust.
7575 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7576 (num_referenced_vars): Adjust.
7577 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7578 (first_referenced_var): Remove.
7579 (end_referenced_vars_p): Likewise.
7580 (next_referenced_var): Likewise.
7581 (referenced_var_iterator_set): New helper function.
7582 * tree-dfa.c (referenced_var_lookup): Adjust.
7583 (referenced_var_check_and_insert): Likewise.
7584 (remove_referenced_var): Likewise.
7585 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7586 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7587 (verify_call_clobbering): Likewise.
7588 (verify_memory_partitions): Likewise.
7589 (init_tree_ssa): Allocate bitmap instead of hashtable for
7591 (delete_tree_ssa): Adjust.
7592 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7593 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7594 (compute_tag_properties): Likewise.
7595 (set_initial_properties): Likewise.
7596 (find_partition_for): Likewise.
7597 (update_reference_counts): Likewise.
7598 (dump_may_aliases_for): Likewise.
7599 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7600 (add_call_clobber_ops): Likewise.
7601 (add_call_read_ops): Likewise.
7602 (get_asm_expr_operands): Likewise.
7603 * tree-into-ssa.c (dump_decl_set): Likewise.
7604 (update_ssa): Likewise.
7605 * tree-sra.c (scan_function): Likewise.
7606 (decide_instantiations): Likewise.
7607 (scalarize_parms): Likewise.
7608 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7609 (dsa_named_for): Likewise.
7610 * tree-ssa-structalias.c (update_alias_info): Likewise.
7611 (merge_smts_into): Likewise.
7613 2008-02-27 David Daney <ddaney@avtrex.com>
7616 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7617 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7618 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7619 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7620 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7622 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7625 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7626 (BUILT_IN_NEXTTOWARD): Remove.
7627 (BUILT_IN_NEXTTOWARDF): Ditto.
7628 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7629 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7631 2008-02-27 Tom Tromey <tromey@redhat.com>
7633 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7634 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7636 2008-02-27 Jan Beulich <jbeulich@novell.com>
7638 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7639 update the respective field on newdecl.
7641 2008-02-27 Revital Eres <eres@il.ibm.com>
7643 PR rtl-optimization/34999
7644 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7645 crossing edges that ends with a call insn.
7646 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7647 call insn and clear the EDGE_CROSSING flag of the crossing edge
7648 when fixing fallthru edges.
7650 2008-02-27 Richard Guenther <rguenther@suse.de>
7653 * fold-const.c (fold_unary): Return the correct argument,
7654 converted to the result type.
7656 2008-02-27 Richard Guenther <rguenther@suse.de>
7659 * expr.c (expand_expr_real_1): Assert on rotates that operate
7661 * fold-const.c (fold_binary): Use the types precision, not the
7662 bitsize of the mode if folding rotate expressions. Build rotates
7663 only for full modes.
7665 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7667 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7669 * c-pragma.c (pragma_ns_name): New typedef.
7670 (registered_pp_pragmas): New variable.
7671 (c_pp_lookup_pragma): New function.
7672 (c_register_pragma_1): If flag_preprocess_only, do nothing
7673 for non-expanded pragmas, for expanded ones push pragma's
7674 namespace and name into registered_pp_pragmas vector.
7675 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7676 flag_preprocess_only, don't register GCC pch_preprocess
7677 pragma if flag_preprocess_only.
7678 * c-opts.c (c_common_init): Call init_pragma even if
7679 flag_preprocess_only.
7680 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7681 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7682 cpp_register_pragma if flag_preprocess_only.
7684 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7687 * c-parser.c (c_parser_translation_unit): Warn for empty
7688 translation unit, not empty source file.
7690 2008-02-26 Paul Brook <paul@codesourcery.com>
7692 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7693 operand for Thumb-2.
7694 * config/arm/arm.h (reg_class): Add CORE_REGS.
7695 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7696 (BASE_REG_CLASS): Use CORE_REGS.
7697 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7698 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7699 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7700 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7701 ARM_REGNO_OK_FOR_INDEX_P.
7702 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7703 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7704 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7705 (ldm/stm peepholes): Ditto.
7706 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7707 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7708 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7709 * config/arm/constraints.md: Enable "k" constraint on ARM.
7711 2008-02-27 Ben Elliston <bje@au.ibm.com>
7713 * config/rs6000/rs6000.c: Annotate cache line size field in all
7714 instances of struct processor_costs.
7716 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7718 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7719 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7720 jump_bypass): New counters.
7721 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7722 * dce.c (gate_ud_dce): Same.
7723 (gate_fast_dce): Same.
7724 * dse.c (gate_dse1): New function.
7725 (gate_dse2): New function.
7726 (gate_dse): Merge results of new gate functions.
7727 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7728 (gate_handle_jump_bypass): Add dbg_cnt.
7729 (gate_handle_gcse): Add dbg_cnt.
7730 * ifcvt.c (gate_handle_if_conversion): Same.
7731 (gate_handle_if_after_combine): Same.
7732 (gate_handle_if_after_reload): Same.
7733 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7735 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7737 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7739 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7741 2008-02-26 Jason Merrill <jason@redhat.com>
7744 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7745 alone if it's the naming decl for the type's main variant.
7747 2008-02-26 Tom Tromey <tromey@redhat.com>
7749 * system.h (USE_MAPPED_LOCATION): Poison.
7750 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7751 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7752 (make_goto_expr_edges): Likewise.
7753 (remove_bb): Likewise.
7754 (execute_warn_function_return): Likewise.
7755 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7757 * c-common.c (fname_decl): Remove old location code.
7758 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7760 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7762 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7763 (gen_rtx_ASM_INPUT): Likewise.
7764 (gen_rtx_ASM_INPUT_loc): Likewise.
7765 (get_rtx_asm_OPERANDS): Remove.
7766 * cfglayout.c (insn_locators_alloc): Remove old location code.
7767 (set_curr_insn_source_location): Likewise.
7768 (curr_insn_locator): Likewise.
7769 * print-tree.c (print_node): Remove old location code.
7770 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7771 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7772 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7773 location_from_locus.
7774 (construct_exit_block): Remove old location code.
7775 * emit-rtl.c (force_next_line_note): Remove old location code.
7776 * profile.c (branch_prob): Remove old location code.
7777 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7778 LOC_LINE): Remove old-location variants.
7779 * langhooks.c (lhd_print_error_function): Remove old location
7781 * configure, config.in: Rebuilt.
7782 * configure.ac (--enable-mapped-location): Remove.
7783 * c-decl.c (c_init_decl_processing): Remove old location code.
7784 (finish_function): Likewise.
7785 * recog.c (decode_asm_operands): Remove old location code.
7786 * c-pch.c (c_common_read_pch): Remove old location code.
7787 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7789 * gimple-low.c (lower_function_body): Remove old location code.
7790 * toplev.c (unknown_location): Remove.
7791 (push_srcloc): Remove old-location variant.
7792 (process_options): Remove old location code.
7793 (lang_dependent_init): Likewise.
7794 * input.h (UNKNOWN_LOCATION): Move definition.
7795 (location_t): Undeprecate.
7796 (source_locus): Remove.
7797 (location_from_locus): Remove.
7798 (struct location_s): Remove.
7799 Remove all old-location code.
7800 (input_line, input_filename): Remove.
7801 * final.c (final_scan_insn): Remove old location code.
7802 * diagnostic.c (diagnostic_build_prefix): Remove
7803 USE_MAPPED_LOCATION test.
7804 * tree.h (gimple_stmt) <locus>: Now a location_t.
7805 (tree_exp) <locus>: Likewise.
7806 (DECL_IS_BUILTIN): Remove old-location variant.
7807 (annotate_with_file_line, annotate_with_locus): Likewise.
7808 (expr_locus, set_expr_locus): Update.
7809 * tree.c (build1_stat): Remove old location code.
7810 (last_annotated_node): Remove.
7811 (annotate_with_file_line): Remove old-location variant.
7812 (annotate_with_locus): Likewise.
7813 (expr_location): Remove old location code.
7814 (set_expr_location): Likewise.
7815 (expr_has_location): Likewise.
7816 (expr_locus): Likewise.
7817 (set_expr_locus): Likewise.
7818 (expr_filename): Don't use location_from_locus.
7819 (expr_lineno): Likewise.
7820 * rtl-error.c (location_for_asm): Remove old location code.
7821 * c-lex.c (cb_line_change): Remove old location code.
7822 (fe_file_change): Likewise.
7823 (cb_def_pragma): Likewise.
7824 (c_lex_with_flags): Likewise.
7825 * gengtype.c (do_typedef): Don't special-case location types.
7826 (define_location_structures): Remove.
7827 (main): Don't call define_location_structures.
7828 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7831 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7834 * builtins.def (BUILT_IN_STDARG_START): Remove.
7835 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7836 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7837 * tree-inline.c (inline_forbidden_p_1): Likewise.
7839 2008-02-26 Richard Guenther <rguenther@suse.de>
7841 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7842 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7843 (lookup_decl_from_uid): Declare.
7844 (remove_decl_from_map): Likewise.
7845 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7846 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7847 (decl_for_uid_map): New global hashtable mapping DECL_UID
7849 (init_ttree): Allocate it.
7850 (insert_decl_to_uid_decl_map): New helper function.
7851 (make_node_stat): Insert new decls into the map.
7852 (copy_node_stat): Likewise.
7853 (lookup_decl_from_uid): New function.
7854 (remove_decl_from_map): Likewise.
7855 (print_decl_for_uid_map_statistics): New helper.
7856 (dump_tree_statistics): Call it.
7858 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7859 (referenced_var_iterator): Adjust.
7860 (FOR_EACH_REFERENCED_VAR): Adjust.
7861 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7862 (num_referenced_vars): Adjust.
7863 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7864 (first_referenced_var): Remove.
7865 (end_referenced_vars_p): Likewise.
7866 (next_referenced_var): Likewise.
7867 (referenced_var_iterator_set): New helper function.
7868 * tree-dfa.c (referenced_var_lookup): Adjust.
7869 (referenced_var_check_and_insert): Likewise.
7870 (remove_referenced_var): Likewise.
7871 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7872 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7873 (verify_call_clobbering): Likewise.
7874 (verify_memory_partitions): Likewise.
7875 (init_tree_ssa): Allocate bitmap instead of hashtable for
7877 (delete_tree_ssa): Adjust.
7878 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7879 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7880 (compute_tag_properties): Likewise.
7881 (set_initial_properties): Likewise.
7882 (find_partition_for): Likewise.
7883 (update_reference_counts): Likewise.
7884 (dump_may_aliases_for): Likewise.
7885 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7886 (add_call_clobber_ops): Likewise.
7887 (add_call_read_ops): Likewise.
7888 (get_asm_expr_operands): Likewise.
7889 * tree-into-ssa.c (dump_decl_set): Likewise.
7890 (update_ssa): Likewise.
7891 * tree-sra.c (scan_function): Likewise.
7892 (decide_instantiations): Likewise.
7893 (scalarize_parms): Likewise.
7894 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7895 (dsa_named_for): Likewise.
7896 * tree-ssa-structalias.c (update_alias_info): Likewise.
7897 (merge_smts_into): Likewise.
7899 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7902 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7903 * c-opts.c (c_common_handle_option): Wall enables
7904 Wvolatile-register-var.
7905 * common.opt: Move Wvolatile-register-var to...
7908 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7910 * common.opt (Wlarger-than=): New.
7911 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7913 * opts.c (common_handle_option): Handle -Wlarger-than=.
7914 * optc-gen.awk: Likewise.
7915 * opth-gen.awk: Likewise.
7916 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7917 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7919 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7921 * c-common.c (match_case_to_enum_1): Add appropriate
7922 OPT_W* parameter to warning.
7923 (c_do_switch_warnings): Likewise.
7924 * c-typeck.c (warning_init): Add one more parameter following
7926 (push_init_level): Update call to warning_init.
7927 (pop_init_level): Likewise.
7928 (add_pending_init): Likewise.
7929 (output_init_element: Likewise.
7931 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7934 * toplev.c (toplev_main): If there are warnings or error, print
7935 errors for ignored options.
7936 * opts.c (ignored_options): New static variable.
7937 (postpone_unknown_option_error): New.
7938 (print_ignored_options): New.
7939 (handle_option): Postpone errors for unknown -Wno-* options.
7940 * opts.h (print_ignored_options): Declare.
7942 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7944 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7947 2008-02-25 Richard Guenther <rguenther@suse.de>
7950 2008-02-25 Richard Guenther <rguenther@suse.de>
7952 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7953 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7954 (lookup_decl_from_uid): Declare.
7955 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7956 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7957 (decl_for_uid_map): New global hashtable mapping DECL_UID
7959 (init_ttree): Allocate it.
7960 (insert_decl_to_uid_decl_map): New helper function.
7961 (make_node_stat): Insert new decls into the map.
7962 (copy_node_stat): Likewise.
7963 (lookup_decl_from_uid): New function.
7964 (print_decl_for_uid_map_statistics): New helper.
7965 (dump_tree_statistics): Call it.
7967 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7968 (referenced_var_iterator): Adjust.
7969 (FOR_EACH_REFERENCED_VAR): Adjust.
7970 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7971 (num_referenced_vars): Adjust.
7972 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7973 (first_referenced_var): Remove.
7974 (end_referenced_vars_p): Likewise.
7975 (next_referenced_var): Likewise.
7976 (referenced_var_iterator_set): New helper function.
7977 * tree-dfa.c (referenced_var_lookup): Adjust.
7978 (referenced_var_check_and_insert): Likewise.
7979 (remove_referenced_var): Likewise.
7980 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7981 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7982 (verify_call_clobbering): Likewise.
7983 (verify_memory_partitions): Likewise.
7984 (init_tree_ssa): Allocate bitmap instead of hashtable for
7986 (delete_tree_ssa): Adjust.
7987 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7988 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7989 (compute_tag_properties): Likewise.
7990 (set_initial_properties): Likewise.
7991 (find_partition_for): Likewise.
7992 (update_reference_counts): Likewise.
7993 (dump_may_aliases_for): Likewise.
7994 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7995 (add_call_clobber_ops): Likewise.
7996 (add_call_read_ops): Likewise.
7997 (get_asm_expr_operands): Likewise.
7998 * tree-into-ssa.c (dump_decl_set): Likewise.
7999 (update_ssa): Likewise.
8000 * tree-sra.c (scan_function): Likewise.
8001 (decide_instantiations): Likewise.
8002 (scalarize_parms): Likewise.
8003 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8004 (dsa_named_for): Likewise.
8005 * tree-ssa-structalias.c (update_alias_info): Likewise.
8006 (merge_smts_into): Likewise.
8008 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8011 * doc/invoke.texi (-fcx-limited-range): Document new option.
8012 * toplev.c (process_options): Handle -fcx-fortran-rules.
8013 * common.opt: Add documentation for -fcx-fortran-rules.
8015 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8018 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8019 actual behaviour and C99.
8021 2008-02-26 Ben Elliston <bje@au.ibm.com>
8023 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8024 (ASM_CPU_POWER6_SPEC): Likewise.
8025 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8026 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8027 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8029 2008-02-25 Richard Guenther <rguenther@suse.de>
8031 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8032 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8033 (lookup_decl_from_uid): Declare.
8034 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8035 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8036 (decl_for_uid_map): New global hashtable mapping DECL_UID
8038 (init_ttree): Allocate it.
8039 (insert_decl_to_uid_decl_map): New helper function.
8040 (make_node_stat): Insert new decls into the map.
8041 (copy_node_stat): Likewise.
8042 (lookup_decl_from_uid): New function.
8043 (print_decl_for_uid_map_statistics): New helper.
8044 (dump_tree_statistics): Call it.
8046 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8047 (referenced_var_iterator): Adjust.
8048 (FOR_EACH_REFERENCED_VAR): Adjust.
8049 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8050 (num_referenced_vars): Adjust.
8051 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8052 (first_referenced_var): Remove.
8053 (end_referenced_vars_p): Likewise.
8054 (next_referenced_var): Likewise.
8055 (referenced_var_iterator_set): New helper function.
8056 * tree-dfa.c (referenced_var_lookup): Adjust.
8057 (referenced_var_check_and_insert): Likewise.
8058 (remove_referenced_var): Likewise.
8059 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8060 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8061 (verify_call_clobbering): Likewise.
8062 (verify_memory_partitions): Likewise.
8063 (init_tree_ssa): Allocate bitmap instead of hashtable for
8065 (delete_tree_ssa): Adjust.
8066 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8067 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8068 (compute_tag_properties): Likewise.
8069 (set_initial_properties): Likewise.
8070 (find_partition_for): Likewise.
8071 (update_reference_counts): Likewise.
8072 (dump_may_aliases_for): Likewise.
8073 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8074 (add_call_clobber_ops): Likewise.
8075 (add_call_read_ops): Likewise.
8076 (get_asm_expr_operands): Likewise.
8077 * tree-into-ssa.c (dump_decl_set): Likewise.
8078 (update_ssa): Likewise.
8079 * tree-sra.c (scan_function): Likewise.
8080 (decide_instantiations): Likewise.
8081 (scalarize_parms): Likewise.
8082 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8083 (dsa_named_for): Likewise.
8084 * tree-ssa-structalias.c (update_alias_info): Likewise.
8085 (merge_smts_into): Likewise.
8087 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8090 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8091 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8092 * alias.h (nonoverlapping_memrefs_p): Likewise.
8094 2008-02-25 Jan Beulich <jbeulich@novell.com>
8096 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8097 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8098 __emultls_get_address, __emultls_register_common,
8099 __floatundi?f, and _Unwind_GetIPInfo.
8100 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8101 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8102 (gen_regparm_prefix): Likewise.
8103 (i386_nlm_encode_section_info): Sync with
8104 config/i386/winnt.c:i386_pe_encode_section_info().
8105 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8106 i386_nlm_mangle_decl_assembler_name): New.
8107 (netware_override_options): New.
8108 * config/i386/netware.h (netware_override_options): Declare.
8109 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8110 (i386_nlm_mangle_decl_assembler_name): Declare.
8111 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8113 2008-02-25 Ben Elliston <bje@au.ibm.com>
8116 * c-decl.c (grokdeclarator): Remove unused local variables
8117 `typedef_type' and `type_as_written'.
8119 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8120 unused local variable `has_hot_blocks'.
8121 (fix_crossing_conditional_branches): Remove unused local variable
8124 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8127 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8128 using DEF_C99_BUILTIN.
8129 (BUILT_IN_NANF): Ditto.
8130 (BUILT_IN_NANL): Ditto.
8132 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8133 Revital Eres <eres@il.ibm.com>
8135 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8136 regarding the order of two dependent insns in the same row.
8138 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8140 * stor-layout.c (layout_decl): Do not bump the alignment of a
8141 bit-field to more than byte alignment if it is packed.
8143 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8145 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8148 2008-02-24 Diego Novillo <dnovillo@google.com>
8150 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8153 * tree-vrp.c (vrp_evaluate_conditional): With
8154 -Wtype-limits, emit a warning when comparing against a
8155 constant outside the natural range of OP0's type.
8156 * c.opt (Wtype-limits): Move ...
8157 * common.opt (Wtype-limits): ... here.
8159 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8161 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8162 * config/rs6000/e300c2c3.md: New file.
8163 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8165 (rs6000_override_options): Add e300c2 and e300c3 cases to
8166 processor_target_table. Do not allow usage of Altivec or Spe
8167 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8168 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8169 * config/rs6000/rs6000.h (processor_type): Add
8170 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8171 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8172 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8173 and ppce300c3. Include e300c2c3.md.
8175 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8177 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8178 instead of TARGET_STRICT_ALIGN.
8180 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8182 * explow.c (memory_address): Assert that the generated address is
8185 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8188 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8189 * config/darwin-ppc-ldouble-patch.def: New file.
8190 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8191 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8192 SUBTARGET_INIT_BUILTINS if defined.
8193 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8196 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8199 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8200 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8202 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8205 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8206 file" warning condtional on -Winvalid-PCH.
8208 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8210 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8212 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8216 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8217 prevent reload from using MMX registers.
8218 (*mov<mode>_internal): Ditto.
8219 (*movv2sf_internal_rex64): Ditto.
8220 (*movv2sf_internal): Ditto.
8222 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8224 PR documentation/31569
8225 * doc/install.texi2html: Use makeinfo --no-number-sections.
8227 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8229 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8230 ensure that we can address an entire entity > 8 bytes. Don't
8231 generate reg+reg addressing for such data.
8233 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8235 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8236 strings when optimizing for size, unless the target cares about
8239 2008-02-22 Tom Tromey <tromey@redhat.com>
8241 * regclass.c (current_pass): Remove declaration.
8243 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8245 * config/avr/libgcc.S (__RAMPZ__): Define.
8246 (__do_copy_data): Add for devices with 128KB code memory.
8248 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8250 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8252 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8254 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8256 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8259 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8262 * c-typeck.c (build_binary_op): Warn about floating point
8263 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8265 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8268 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8269 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8271 (rs6000_override_options): Set altivec_abi as default, not override,
8272 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8273 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8274 is used; use new member spe_abi.
8275 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8276 spe_abi and altivec_abi.
8278 2008-02-22 Tomas Bily <tbily@suse.cz>
8280 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8282 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8285 * config.build (build_file_translate): Set to `CMD //c' only if
8287 * Makefile.in (build_file_translate): Improve comment.
8289 2008-02-21 Jan Hubicka <jh@suse.cz>
8291 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8292 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8293 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8295 2008-02-21 Michael Matz <matz@suse.de>
8298 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8300 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8302 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8303 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8305 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8306 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8307 SSE_VEC_FLOAT_MODE_P as insn constraint.
8308 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8309 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8310 sse4a_movntdf using MODEF mode iterator.
8311 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8312 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8313 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8314 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8315 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8316 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8317 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8319 2008-02-21 Richard Guenther <rguenther@suse.de>
8321 * tree.def (PAREN_EXPR): New tree code.
8322 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8324 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8325 * expr.c (expand_expr_real_1): Likewise.
8326 * tree-inline.c (estimate_num_insns_1): Likewise.
8327 * tree-complex.c (expand_complex_move): Likewise.
8328 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8331 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8334 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8336 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8339 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8341 * config/sh/sh.c (find_barrier): Don't go past
8342 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8344 2008-02-20 DJ Delorie <dj@redhat.com>
8346 * config/h8300/h8300.md (insv): Force source operand to be a register.
8348 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8349 as a jump, not as a plain insn.
8351 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8353 * doc/invoke.texi (Warning Options): Add new option
8354 -Wframe-larger-than=.
8355 (-Wframe-larger-than): Document.
8357 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8358 Add declarations for new option variables.
8360 * final.c (final_start_function): Check the frame size
8361 before emission and issue a Wframe-larger-than warning.
8363 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8364 Add definitions for new option variables.
8365 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8367 * common.opt (Wframe-larger-than=): New option.
8369 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8371 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8372 (<sse>_div<mode>3): Ditto.
8373 (<sse>_vmdiv<mode>3): Ditto.
8374 (<sse>_vmsqrt<mode>2): Ditto.
8375 (*smax<mode>3): Ditto.
8376 (sse5_frcz<mode>2): Ditto.
8377 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8380 2008-02-20 Richard Guenther <rguenther@suse.de>
8383 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8384 be happy with INTEGRAL_TYPE_P.
8386 2008-02-20 Richard Guenther <rguenther@suse.de>
8388 * fold-const.c (split_tree): Associate floatig-point expressions
8389 if flag_associative_math is set.
8391 2008-02-20 Richard Guenther <rguenther@suse.de>
8393 * tree.h (fold_real_zero_addition_p): Declare.
8394 * fold-const.c (fold_real_zero_addition_p): Export.
8395 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8396 floating-point operations with zero and one.
8398 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8400 * doc/install.texi: Correct references to CFLAGS, replacing them
8401 with BOOT_CFLAGS. Document flags used during bootstrap for
8404 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8406 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8407 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8408 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8410 (smin<mode>3): Ditto from similar patterns.
8411 (smax<mode>3): Ditto.
8412 (*ieee_smin<mode>3): Ditto.
8413 (*ieee_smax<mode>3): Ditto.
8414 * config/i386/sse.md (sse): New mode attribute.
8415 (mov<mode>): Macroize expander from movv4sf and movv2df using
8416 SSEMODEF2P mode iterator.
8417 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8418 SSE_VEC_FLOAT_MODE_P as insn constraint.
8419 (storent<mode>): Ditto.
8420 (storent<mode>): Macroize expander from storentsf and storentdf using
8421 MODEF mode iterator.
8422 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8423 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8424 (abs<mode>2): Ditto from similar patterns.
8425 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8426 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8427 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8428 (<sse>_vmsqrt<mode>2): Ditto.
8429 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8430 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8431 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8432 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8433 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8434 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8435 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8437 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8438 iterator and SSE_FLOAT_MODE_P as insn constraint.
8439 (<sse>_ucomi): Ditto from similar patterns.
8440 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8441 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8442 SSE_VEC_FLOAT_MODE_P as insn constraint.
8443 (vcond<mode>): Ditto from similar patterns.
8444 (and<mode>3, *and<mode>3): Ditto.
8445 (<sse>_nand<mode>3): Ditto.
8446 (ior<mode>3, *ior<mode>3): Ditto.
8447 (xor<mode>3, *xor<mode>3): Ditto.
8448 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8449 iterator and SSE_FLOAT_MODE_P as insn constraint.
8450 (*nand<mode>3): Ditto from similar patterns.
8451 (*ior<mode>3): Ditto.
8452 (*xor<mode>3): Ditto.
8454 2008-02-20 Ira Rosen <irar@il.ibm.com>
8456 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8457 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8458 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8460 2008-02-19 Jan Hubicka <jh@suse.cz>
8462 * predict.c (tree_bb_level_predictions): Remove variable next
8463 mistakely introduced by previous commit.
8465 2008-02-19 Jan Hubicka <jh@suse.cz>
8467 * predict.c (predict_paths_leading_to): Rewrite.
8468 (predict_paths_for_bb): New.
8469 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8471 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8474 * Makefile.in (build_file_translate): New.
8475 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8476 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8477 * configure.ac (build_file_translate): Substitute it.
8478 * configure: Regenerate.
8480 2008-02-19 Jan Hubicka <jh@suse.cz>
8482 PR rtl-optimization/34408
8483 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8486 2008-02-19 Jan Hubicka <jh@suse.cz>
8489 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8492 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8495 * config/i386/i386-modes.def: Revert the last DI alignment
8496 change until Ada people can look into it.
8498 2008-02-19 Nick Clifton <nickc@redhat.com>
8500 * opts.c (print_specific_help): Fix typo in --help text.
8502 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8505 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8506 32-bit inline asm without asm alternatives for host GCC < 3.0.
8508 2008-02-19 Richard Guenther <rguenther@suse.de>
8510 PR tree-optimization/34989
8511 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8512 Allow propagation to INDIRECT_REF if we can simplify only.
8514 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8516 * c-common.c (warn_for_collisions_1): Use appropriate option when
8519 2008-02-19 Nick Clifton <nickc@redhat.com>
8522 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8523 (handle_options): Fix indentation.
8524 (print_filtered_help): If no language-specific options were
8525 displayed tell the user how to list all the options supported by
8526 the language's front-end.
8527 (print_specific_help): Fix indentation and remove duplicate line.
8528 (common_handle_option): Handle the -v option.
8529 For --help enable the display of undocumented options if the -v
8530 switch has been included on the command line.
8531 For --help= check for overlaps in the arguments between the option
8532 classes and the language names and issue a warning when they
8533 cannot be disambiguated.
8534 * c.opt (v): Pass on to the common option handler.
8536 2008-02-19 Revital Eres <eres@il.ibm.com>
8538 * modulo-sched.c (sms_schedule): Change dump message when
8539 create_ddg function fails.
8540 (try_scheduling_node_in_cycle): Rename row to cycle.
8541 (print_partial_schedule): Rename CYCLE to ROW.
8543 2008-02-19 Christian Bruel <christian.bruel@st.com>
8544 Zdenek Dvorak <ook@ucw.cz>
8546 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8548 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8551 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8552 (*x86_movdicc_0_m1_se): Ditto.
8554 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8556 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8557 (CMPtype): Define as __gcc_CMPtype.
8558 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8559 (CMPtype): Define as __gcc_CMPtype.
8561 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8563 Support valgrind 3.3 for --enable-checking=valgrind.
8564 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8566 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8567 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8568 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8569 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8570 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8571 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8572 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8574 * ggc-zone.c: Similar.
8575 * ggc-page.c: Similar.
8577 2008-02-19 Paul Brook <paul@codesourcery.com>
8580 * config/arm/ieee754-df.S: Fix do_it typo.
8581 * config/arm/ieee754-sf.S: Fix do_it typo.
8583 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8586 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8587 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8588 (OPTION_MASK_ISA_SSE_SET): Likewise.
8589 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8590 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8591 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8592 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8593 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8594 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8595 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8596 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8597 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8598 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8599 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8600 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8601 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8602 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8603 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8604 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8605 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8606 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8607 (OPTION_MASK_ISA_SSE4): Removed.
8608 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8609 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8610 (override_options): Don't turn on implied SSE/MMX bits in
8613 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8615 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8618 2008-02-18 Joey Ye <joey.ye@intel.com>
8621 * tree-nested.c (insert_field_into_struct): Set type alignment
8622 to field alignment if the former is less than the latter.
8624 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8626 * BASE-VER: Set to 4.4.0.
8628 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8630 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8631 * doc/cfg.texi: Likewise.
8632 * doc/extend.texi: Likewise.
8633 * doc/gty.texi: Likewise.
8634 * doc/invoke.texi: Likewise.
8635 * doc/loop.texi: Likewise.
8636 * doc/md.texi: Likewise.
8637 * doc/passes.texi: Likewise.
8638 * doc/rtl.texi: Likewise.
8639 * doc/sourcebuild.texi: Likewise.
8640 * doc/tm.texi: Likewise.
8641 * doc/tree-ssa.texi: Likewise.
8643 2008-02-17 Richard Guenther <rguenther@suse.de>
8646 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8647 without default definition.
8649 2008-02-17 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/35231
8652 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8655 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8658 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8659 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8660 libgcc_cmp_return mode.
8662 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8665 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8667 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8669 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8672 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8674 * doc/c-tree.texi: Use `@.' where appropriate.
8675 * doc/extend.texi: Likewise.
8676 * doc/install.texi: Likewise.
8677 * doc/invoke.texi: Likewise.
8678 * doc/loop.texi: Likewise.
8679 * doc/makefile.texi: Likewise.
8680 * doc/md.texi: Likewise.
8681 * doc/passes.texi: Likewise.
8682 * doc/standards.texi: Likewise.
8683 * doc/tm.texi: Likewise.
8685 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8688 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8690 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8691 rather than in entry_bb.
8693 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8695 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8696 libgcc_cmp_return mode.
8698 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8701 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8702 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8704 2008-02-15 Richard Guenther <rguenther@suse.de>
8705 Zdenek Dvorak <ook@ucw.cz>
8707 PR tree-optimization/35164
8708 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8709 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8710 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8711 Only propagate addresses which do not have abnormal SSA_NAMEs
8714 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8717 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8719 2008-02-15 Jan Hubicka <jh@suse.cz>
8722 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8724 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8727 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8728 when calculating alignment_pad.
8730 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8732 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8733 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8734 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8735 and STACK_BOUNDARY define.
8737 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8739 PR preprocessor/35061
8740 * c-pragma.c (handle_pragma_pop_macro): Check that
8741 pushed_macro_table has been allocated.
8743 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8746 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8747 (force_gimple_operand): Likewise.
8748 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8749 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8750 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8751 (find_interesting_uses_address): Check addressability and alignment
8752 of the base expression only after substituting bases of IVs into it.
8754 2008-02-14 Michael Matz <matz@suse.de>
8757 * function.c (instantiate_virtual_regs_in_insn): Reload address
8758 before falling back to reloading the whole operand.
8760 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8762 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8763 before the first section switch note.
8765 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8767 * doc/bugreport.texi: Update copyright years.
8768 * doc/c-tree.texi: Likewise.
8769 * doc/cfg.texi: Likewise.
8770 * doc/cpp.texi: Likewise.
8771 * doc/cppinternals.texi: Likewise.
8772 * doc/fragments.texi: Likewise.
8773 * doc/frontends.texi: Likewise.
8774 * doc/gcc.texi: Likewise.
8775 * doc/gty.texi: Likewise.
8776 * doc/hostconfig.texi: Likewise.
8777 * doc/implement-c.texi: Likewise.
8778 * doc/libgcc.texi: Likewise.
8779 * doc/loop.texi: Likewise.
8780 * doc/makefile.texi: Likewise.
8781 * doc/options.texi: Likewise.
8782 * doc/passes.texi: Likewise.
8783 * doc/rtl.texi: Likewise.
8784 * doc/sourcebuild.texi: Likewise.
8785 * doc/standards.texi: Likewise.
8786 * doc/tree-ssa.texi: Likewise.
8787 * doc/trouble.texi: Likewise.
8789 * doc/extend.texi: Use @: or add comma where appropriate.
8790 * doc/invoke.texi: Likewise.
8791 * doc/tm.texi: Likewise.
8793 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8796 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8799 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8801 * doc/md.texi (clz, ctz): Add reference.
8802 * doc/rtl.texi (clz, ctz): Likewise.
8804 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8807 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8810 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8812 * config/s390/s390.c (struct constant_pool): New field
8813 emit_pool_after added.
8814 (s390_mainpool_start): Set the emit_pool_after flag according
8815 to the section switch notes.
8816 (s390_mainpool_finish): Consider emit_pool_after when emitting
8817 the literal pool at the end of the function.
8818 (s390_chunkify_start): Force literal pool splits at section
8821 2008-02-13 Michael Matz <matz@suse.de>
8824 * var-tracking.c (clobber_variable_part): Correctly traverse the
8827 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8830 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8831 Add -fdump-ipa-inline.
8832 * tree-dump.c (dump_files): Remove tree-inlined dump.
8833 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8835 2008-02-12 Richard Guenther <rguenther@suse.de>
8837 PR tree-optimization/35171
8838 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8841 2008-02-12 Richard Guenther <rguenther@suse.de>
8844 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8845 value-preserving mode. Disallow final truncation.
8847 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8850 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8851 code from here to...
8852 (force_gimple_operand): ...here.
8854 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8857 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8858 non-compatible pointers.
8859 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8860 different FIELD_DECLs, try harder by comparing field offsets, sizes
8864 * function.c (match_asm_constraints_1): Don't replace the same input
8867 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8869 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8870 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8871 (expand_epilogue): Restore RAMPZ register.
8872 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8874 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8876 * config/i386/cygwin.asm: (__alloca): Correct calling
8877 convention and alignment.
8878 (__chkstk): Force 8 byte stack alignment.
8880 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8881 Richard Guenther <rguenther@suse.de>
8883 PR tree-optimization/33992
8884 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8885 the zero we compare against.
8887 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8890 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8891 to CloseHandle after unlocking to prevent accumulation of handle
8894 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8897 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8898 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8899 and update LABEL_NUSES during and after reload.
8901 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8904 * combine.c (simplify_if_then_else): Make sure the comparison is
8905 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8907 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8910 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8911 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8912 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8913 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8914 * tree.h (get_type_static_bounds): Likewise.
8916 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8918 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8919 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8920 Make -Wfoo language annotations match what the compiler outputs.
8922 2008-02-08 Sa Liu <saliu@de.ibm.com>
8924 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8925 intrinsics spu_convts, spu_convtu, spu_convtf.
8927 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8929 * doc/extend.texi (Function Attributes) <noinline>: Mention
8930 asm ("") as method to keep calls.
8932 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8935 * doc/options.texi (Options): Replace references to opts.sh with
8937 * opts-common.c: Likewise.
8938 * optc-gen.awk: Likewise.
8940 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8942 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8944 2008-02-07 Richard Henderson <rth@redhat.com>
8947 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8948 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8951 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8953 PR tree-optimization/35085
8954 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8955 for operand entry oe2 in addition to operand entry oe3 in order to
8956 expose more opportunities for vectorizer sum reduction.
8958 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8961 * Makefile.in (LIBS): Remove $(GMPLIBS).
8962 (cc1-dummy, cc1): Add $(GMPLIBS).
8964 2008-02-06 Jan Hubicka <jh@suse.cz>
8967 * i386.md (moddf_integer): Do not produce partial memory stalls for
8968 targets where it hurts.
8970 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8973 * optabs.c (expand_float): Do not check for decimal modes when
8974 expanding unsigned integer through signed conversion.
8976 2008-02-06 Nick Clifton <nickc@redhat.com>
8978 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8979 inside the clobber with a match_operand and duplicated operand
8980 number in the constraint.
8981 (ineqbranchsi): Delete redundant comment.
8983 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
8985 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
8986 builtin_define ("__USE_INIT_FINI__").
8987 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
8989 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
8991 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8993 PR documentation/30330
8994 * doc/invoke.texi (C++ Dialect Options)
8995 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8996 For each warning option -Wfoo that allows -Wno-foo, ensure both
8997 -Wfoo and -Wno-foo are listed in the option index. Fix index
8998 entry of -Wswitch-default, index -Wnormalized= including the
8999 `=', and -Wlarger-than-@var{len} including @var{len}.
9001 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9003 * config/i386/i386.md (floatunssisf2): Use
9004 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9005 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9006 Macroize expander using MODEF mode iterator.
9008 2008-02-05 Diego Novillo <dnovillo@google.com>
9010 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9013 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9015 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9018 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9020 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9023 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9024 to indicate if a message should be generated.
9025 (init_cumulative_args): Updated.
9026 (function_value_32): Likewise.
9028 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9030 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9032 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9035 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9036 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9038 2008-02-04 Diego Novillo <dnovillo@google.com>
9040 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9043 * tree-vrp.c (vrp_evaluate_conditional): With
9044 -Wtype-limits, emit a warning when comparing against a
9045 constant outside the natural range of OP0's type.
9047 2008-02-04 Richard Guenther <rguenther@suse.de>
9050 * expr.c (count_type_elements): Give for unions instead of
9053 2008-02-04 Richard Guenther <rguenther@suse.de>
9056 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9057 to TYPE_DOMAINs base type instead of using bitsizetype here.
9059 2008-02-03 Jason Merrill <jason@redhat.com>
9061 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9063 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9066 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9067 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9068 (RS/6000 and PowerPC Options): Fix typos and markup.
9069 * doc/passes.texi (Tree-SSA passes): Likewise.
9071 2008-02-02 Michael Matz <matz@suse.de>
9074 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9075 from record_last_reg_set_info.
9076 (record_last_reg_set_info): Take an RTX argument, iterate over all
9077 constituent hardregs.
9078 (record_last_set_info, record_opr_changes): Change calls to
9079 new signature or to record_last_reg_set_info_regno.
9081 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9083 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9085 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9087 PR rtl-optimization/34773
9088 * reg-notes.def (EQUAL): Mention significance of combination of
9089 REG_EQUAL and REG_RETVAL.
9090 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9091 insn that has a REG_RETVAL.
9093 2008-02-01 Roger Sayle <roger@eyesopen.com>
9096 * configure.ac (--enable-fixed-point): Disable unless explicitly
9098 * configure: Regenerate.
9100 2008-02-01 Richard Guenther <rguenther@suse.de>
9103 * invoke.texi (-finline-limit): Remove no longer true parts
9104 of the documentation. Note that there is no default value.
9106 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9107 Mark Mitchell <mark@codesourcery.com>
9108 Ben Elliston <bje@au.ibm.com>
9111 * doc/extend.texi (Other Builtins): Document.
9113 2008-01-31 Tom Browder <tom.browder@gmail.com>
9115 * doc/c-tree.texi (Types): Fix grammar.
9116 (Expression trees): Ditto.
9117 * doc/passes.texi (Tree-SSA passes): Ditto.
9119 * doc/configterms.texi (Configure Terms): Fix typo.
9120 * doc/cpp.texi (Common Predefined Macros): Ditto.
9121 * doc/md.texi (Machine Constraints): Ditto.
9123 * doc/makefile.texi (Makefile): Add comma.
9125 2008-01-31 Tom Browder <tom.browder@gmail.com>
9126 Gerald Pfeifer <gerald@pfeifer.com>
9128 * doc/sourcebuild.texi (Front End): Remove references to CVS
9129 and CVSROOT/modules.
9130 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9131 (Back End): Remove reference to CVS.
9133 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9136 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9138 (mips16_gp_pseudo_reg): ...here.
9139 * config/mips/mips.md (load_const_gp): Replace with...
9140 (load_const_gp_<mode>): ...this :P-based insn.
9142 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9144 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9145 options. Minor fixes.
9146 (-std): Move reference to standards closer to where language
9147 standards are first mentioned.
9149 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9151 PR rtl-optimization/34995
9152 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9153 parameter and return a bool. If the rtx parameter is nonnull,
9154 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9155 (find_reloads): Update call accordingly. Pass the new operand
9156 if it needed no address reloads, otherwise pass null.
9158 2008-01-30 Richard Henderson <rth@redhat.com>
9161 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9162 for unbounded arrays.
9164 2008-01-30 Silvius Rus <rus@google.com>
9166 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9168 2008-01-30 Jan Hubicka <jh@suse.cz>
9171 * i386.c (init_cumulative_args): Use real function declaration when
9174 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9176 PR rtl-optimization/34998
9177 * global.c (build_insn_chain): Treat non-subreg_lowpart
9178 SUBREGs of pseudos as clobbering all the words covered by the
9179 SUBREG, not just all the bytes.
9180 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9181 original df_ref rather than an extract parameter.
9182 (global_conflicts): Update call accordingly.
9184 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9186 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9187 the overflow check to make it easier to read.
9188 (__fixtfdi): Change the type of the ll member in union
9189 long_double to UDItype_x.
9191 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9194 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9195 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9196 * tree-inline.c (fold_marked_statements): Call
9197 cgraph_update_edges_for_call_stmt if folding a call statement.
9198 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9199 debug_generic_stmt calls, reset it back afterwards.
9202 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9204 * c-typeck.c (build_external_ref): Don't pedwarn about
9205 static vars in current function's scope.
9207 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9209 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9211 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9214 * ipa-struct-reorg.c: Fix spelling.
9215 * params.def: Ditto.
9217 2008-01-29 Richard Guenther <rguenther@suse.de>
9220 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9222 * tree-inline.c (remap_type): Increment remapping_type_depth
9223 around remapping types.
9224 (copy_body_r): Only add referenced variables if they are referenced
9225 from code, not types.
9227 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9238 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9239 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9241 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9244 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9245 pointer for tiny stack.
9247 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9249 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9251 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9253 * config/vx-common.h: Fix typo in comment.
9255 2008-01-28 Ian Lance Taylor <iant@google.com>
9259 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9260 coalesce pointers if they have different DECL_NO_TBAA_P values.
9261 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9262 between variables with different DECL_NO_TBAA_P values.
9264 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9267 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9268 are not legitimate small data references on SPE targets.
9270 2008-01-28 David Daney <ddaney@avtrex.com>
9272 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9274 2008-01-28 David Daney <ddaney@avtrex.com>
9276 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9278 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9280 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9281 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9282 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9283 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9284 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9285 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9286 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9287 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9289 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9291 * basic-block.h (condjump_equiv_p): Fix comment.
9293 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9295 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9296 print_generic_stmt_indented): Fix comment.
9298 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9300 * configure.ac (__stack_chk_fail): Add detecion for availability
9301 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9302 * configure: Regenerate.
9304 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9307 * final.c (output_addr_const): Handle TRUNCATE.
9309 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9312 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9313 (zero_cost, infinite_cost): New constants.
9314 (struct cost_pair): Change type of cost to comp_cost.
9315 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9316 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9318 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9319 split_address_cost, ptr_difference_cost, difference_cost,
9320 get_computation_cost_at, get_computation_cost,
9321 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9322 determine_use_iv_cost_condition, determine_use_iv_costs,
9323 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9324 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9325 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9326 Change type of cost to comp_cost.
9327 (determine_iv_cost): Increase cost of non-original ivs, instead
9328 of decreasing the cost of original ones.
9329 (get_address_cost): Indicate the complexity of the addressing mode
9331 (try_add_cand_for): Prefer using ivs not specific to some object.
9332 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9334 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9335 Janis Johnson <janis187@us.ibm.com>
9338 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9339 (TARGET_INSTANTIATE_DECLS): Likewise.
9340 * target.h (expand_to_rtl_hook): New target hook.
9341 (instantiate_decls): Likewise.
9342 * function.c (instantiate_decl): Make non-static. Rename to...
9343 (instantiate_decl_rtl): ... this.
9344 (instantiate_expr): Use instantiate_decl_rtl.
9345 (instantiate_decls_1): Likewise.
9346 (instantiate_decls): Likewise.
9347 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9348 * function.h (instantiate_decl_rtl): Add prototype.
9349 * cfgexpand.c (target.h): New include.
9350 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9351 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9352 (TARGET_INSTANTIATE_DECLS): Likewise.
9353 (TARGET_INITIALIZER): New target hooks added.
9354 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9356 * config/rs6000/rs6000.c (tree-flow.h): New include.
9357 (machine_function): Add sdmode_stack_slot field.
9358 (rs6000_alloc_sdmode_stack_slot): New function.
9359 (rs6000_instantiate_decls): Likewise.
9360 (rs6000_secondary_memory_needed_rtx): Likewise.
9361 (rs6000_check_sdmode): Likewise.
9362 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9363 (TARGET_INSTANTIATE_DECLS): Likewise.
9364 (rs6000_hard_regno_mode_ok): Allow SDmode.
9365 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9366 (rs6000_emit_move): Handle SDmode.
9367 (function_arg_advance): Likewise.
9368 (function_arg): Likewise.
9369 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9370 SDmode var args for 32-bit compiles.
9371 (rs6000_secondary_reload_class): Handle SDmode.
9372 (rs6000_output_function_epilogue): Likewise.
9373 (rs6000_function_value): Simplify if statement.
9374 (rs6000_libcall_value): Likewise.
9375 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9376 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9377 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9378 (movsd_hardfloat): New define_insn.
9379 (movsd_softfloat): Likewise.
9380 (movsd_store): Likewise.
9381 (movsd_load): Likewise.
9382 (extendsddd2): Likewise.
9383 (extendsdtd2): Likewise.
9384 (truncddsd2): Likewise.
9385 (movdd_hardfloat64): Fixup comment.
9386 (UNSPEC_MOVSD_LOAD): New constant.
9387 (UNSPEC_MOVSD_STORE): Likewise.
9389 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9392 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9394 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9395 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9396 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9399 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9402 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9403 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9404 __LONGDOUBLE128 too.
9405 * config/rs6000/aix61.h: New file.
9407 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9409 PR rtl-optimization/34959
9410 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9411 popcount and parity rtxes the same mode as their operand.
9412 Truncate or extend the result to the return value's mode
9415 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9418 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9419 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9420 to GOT_VERSION_REGNUM.
9421 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9422 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9423 * config/mips/mips.c (mips_emit_call_insn): New function.
9424 (mips_call_tls_get_addr): Call mips_expand_call directly.
9425 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9427 (mips16_build_call_stub): Likewise. Return the call insn or null.
9428 (mips_expand_call): Update the call to mips16_build_call_stub
9429 accordingly and a remove redundant condition. Assert that MIPS16
9430 stubs do not use lazy binding. Use mips_emit_call_insn and return
9432 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9434 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9435 (mips_avoid_hazard): Remove hazard_set handling.
9436 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9437 (UNSPEC_RESTORE_GP): ...this.
9438 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9439 (FAKE_CALL_REGNO): Rename to...
9440 (GOT_VERSION_REGNUM): ...this.
9441 (type): Add "ghost" value. Add an associated insn reservation.
9442 (hazard_set): Remove.
9443 (exception_receiver): Rename to...
9444 (restore_gp): ...this and update the unspec identifier accordingly.
9445 (exception_receiver, nonlocal_got_receiver): New expanders.
9446 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9447 FAKE_CALL_REGNO. Remove hazard_set attribute.
9448 (set_got_version, update_got_version): New patterns.
9450 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9453 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9455 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9458 * doc/install.texi2html: Generate gcc-vers.texi.
9460 2008-01-25 DJ Delorie <dj@redhat.com>
9462 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9464 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9466 * config/c4x: Remove directory.
9467 * config.gcc (crx-*, mt-*): Mark obsolete.
9468 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9469 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9470 sh-*-rtemscoff*): Remove cases.
9471 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9472 * real.c (encode_c4x_single, decode_c4x_single,
9473 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9474 c4x_extended_format): Remove.
9475 * real.h (c4x_single_format, c4x_extended_format): Remove.
9476 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9478 (Pragmas): Remove comment about c4x pragmas.
9479 * doc/install.texi (c4x): Remove target-specific instructions.
9480 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9481 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9482 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9483 refer to C4x source files as examples.
9484 (C4X_FLOAT_FORMAT): Remove documentation.
9486 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9488 * config/bfin/bfin.c (override_options): Reorder tests so that
9489 flag_pic gets enabled for -msep-data.
9491 2008-01-25 Richard Guenther <rguenther@suse.de>
9494 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9495 to its bitfield precision if required.
9497 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9500 * tree-nested.c (walk_omp_for): New function.
9501 (convert_nonlocal_reference, convert_local_reference): Call
9502 walk_omp_for on OMP_FOR.
9503 (convert_call_expr): Call walk_body on OMP_FOR's
9504 OMP_FOR_PRE_INIT_BODY.
9506 2008-01-25 Richard Guenther <rguenther@suse.de>
9508 PR tree-optimization/34966
9509 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9510 default defs and PHI_NODEs we have to insert after the
9513 2008-01-24 Nick Clifton <nickc@redhat.com>
9515 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9516 Provide a default definition.
9517 (LIBGCC2_UNITS_PER_WORD): Likewise.
9519 * config/stormy16/stormy16.c: Include df.h for the prototype
9520 for df_regs_ever_live_p.
9521 (xstormy16_expand_builtin_va_start): Convert the stack offset
9522 into a component_ref and then use POINTER_PLUS_EXPR to add it
9523 to the incoming_virtual_args_rtx.
9524 (xstormy16_gimplify_va_arg_expr): Rename to
9525 xstormy16_gimplify_va_arg_expr.
9526 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9527 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9528 xstormy16_gimplify_va_arg_expr.
9529 Fix up some formatting issues.
9531 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9532 Move to predicates.md.
9533 (xs_hi_general_operand): Likewise.
9534 (xs_hi_nonmemory_operand): Likewise.
9535 * config/stormy16/predicates.md:
9536 (xstormy16_carry_plus_operand): New predicate.
9537 (xs_hi_general_operand): New predicate.
9538 (xs_hi_nonmemory_operand): New predicate.
9539 * config/stormy16/stormy16-protos.h:
9540 (xstormy16_carry_plus_operand): Delete prototype.
9541 (xs_hi_general_operand): Likewise.
9542 (xs_hi_nonmemory_operand): Likewise.
9544 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9545 modifiers as they are no longer needed and they can trigger
9546 reload spill failures.
9548 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9549 with a match_operand in order to help reload.
9551 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9552 constraint with 'e' for the 8th alternative as this version of
9553 the mov.w instruction only accepts the lower 8 registers.
9555 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9558 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9559 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9562 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9565 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9567 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9569 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9571 (remove_structure): Update allocations list before removing structure.
9573 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9575 * ipa-struct-reorg.c (is_safe_cond_expr,
9576 create_new_stmts_for_cond_expr): Use integer_zerop function,
9577 that recognize not only zero-pointer, but zero-integer too.
9579 2008-01-25 Ben Elliston <bje@au.ibm.com>
9582 * fixproto: Escape "." in sed expression that strips leading "./".
9584 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9587 * gcc.c (SWITCH_OK): Removed.
9588 (SWITCH_LIVE): Changed to bit.
9589 (SWITCH_FALSE): Likewise.
9590 (SWITCH_IGNORE): Likewise.
9591 (switchstr): Change live_cond to unsigned int.
9592 (process_command): Replace SWITCH_OK with 0.
9593 (do_self_spec): Likewise.
9594 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9595 (give_switch): Likewise.
9596 (used_arg): Likewise.
9597 (do_spec_1): Set the SWITCH_IGNORE bit.
9598 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9599 bits. Set the SWITCH_LIVE bit.
9601 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9603 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9605 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9607 PR tree-optimization/34472
9608 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9609 parameter to a "bool *" and set *DATA to false if there is
9610 an unsafe access. Do not delete the structure here.
9611 (check_cond_exprs): Delete it here instead.
9612 (check_cond_exprs, exclude_cold_structs): Do not increase
9613 I when removing a structure.
9615 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9618 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9619 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9621 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9624 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9625 a fixed vector for stack.
9627 2008-01-24 Ben Elliston <bje@au.ibm.com>
9630 * doc/gcc.texi (Software development): Add a direntry for g++.
9632 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9634 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9635 stale and straggling -fforce-addr comments above.
9637 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9639 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9640 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9642 2008-01-23 Michael Matz <matz@suse.de>
9645 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9648 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9650 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9653 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9655 * config/avr/avr.c (avr_current_arch): New variable.
9656 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9657 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9658 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9659 (avr_override_options): Init 'avr_current_arch'.
9660 (base_arch_s): Move from here...
9661 * config/avr/avr.h (base_arch_s): ... here. Add new members
9662 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9663 'mega' to 'have_jmp_call'.
9664 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9665 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9667 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9669 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9670 MULTILIB_MATCHES): (Ditto.).
9672 2008-01-23 Richard Guenther <rguenther@suse.de>
9675 * cgraphunit.c (cgraph_reset_node): Always mark the node
9676 not reachable if it is not queued already.
9678 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9680 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9681 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9682 (cputype_selected): New static variable.
9683 (bfin_handle_option): Set it if -mcpu is used.
9684 (override_option): Select default set of workarounds if no cpu type
9685 selected on the command line.
9686 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9688 From Michael Frysinger <michael.frysinger@analog.com>
9689 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9690 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9692 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9693 for bf547, bf523, bf524, and bf526.
9694 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9696 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9697 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9698 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9699 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9700 * doc/invoke.texi (Blackfin Options): Document that
9701 -mcpu now accept bf547, bf523, bf524, and bf526.
9703 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9705 PR rtl-optimization/34628
9706 * combine.c (try_combine): Stop and undo after the first combination
9707 if an autoincrement side-effect on the first insn has effectively
9710 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9713 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9714 Offset addresses are not valid for Altivec or paired float modes.
9716 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9719 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9720 if DECL_INITIAL (decl) is error_mark_node.
9723 * c-common.c (handle_vector_size_attribute): Only allow
9724 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9725 the same way as pointer, array etc. types.
9726 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9729 * tree.c (build_type_attribute_qual_variant): Call
9730 build_qualified_type if attributes are equal, but quals are not.
9732 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9735 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9736 * flags.h (warn_strict_aliasing): Remove.
9737 (warn_strict_overflow): Remove.
9738 * opts.c (warn_strict_aliasing): Remove.
9739 (warn_strict_overflow): Remove.
9740 * c-opts.c (c_common_handle_option): -Wall only sets
9741 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9742 (c_common_post_options): Give default values to -Wstrict-aliasing
9743 and -Wstrict-overflow if they are uninitialized.
9744 * common.opt (Wstrict-aliasing): Specify Var and Init.
9745 (Wstrict-overflow): Likewise.
9747 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9749 PR rtl-optimization/26854
9750 PR rtl-optimization/34400
9751 PR rtl-optimization/34884
9752 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9754 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9755 (df_rd_bb_info.expanded_lr_out): Deleted
9756 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9757 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9758 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9759 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9760 Removed code to allocate, initialize or free expanded_lr_out.
9761 (df_rd_bb_local_compute_process_def): Restructured to make more
9763 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9764 sets if the sets are being trimmed.
9766 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9769 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9770 (as_vers): Likewise.
9771 * configure: Regenerated.
9773 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9776 * tree-pass.h (pass_build_alias): New pass.
9777 * tree-ssa-alias.c (gate_build_alias): New.
9778 (pass_build_alias): New.
9779 * passes.c (init_optimization_passes): Add pass_build_alias after
9780 pass_create_structure_vars.
9782 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9784 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9785 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9786 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9787 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9788 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9789 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9790 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9791 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9792 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9793 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9794 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9795 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9796 * config/s390/s390.md (FP_ALL): New mode iterator.
9797 (_d): New mode attribute.
9798 ("*signbit<mode>2>"): Changed mode of first operand.
9799 ("isinf<mode>2"): Changed mode of first operand.
9800 ("*TDC_insn"): Adaptation for DFP modes.
9802 2008-01-22 Ben Elliston <bje@au.ibm.com>
9804 * tree.c (check_qualified_type): Improve function description.
9806 2008-01-21 Jason Merrill <jason@redhat.com>
9809 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9810 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9813 2008-01-21 DJ Delorie <dj@redhat.com>
9815 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9818 2008-01-21 Richard Guenther <rguenther@suse.de>
9821 * tree-cfg.c (verify_expr): Allow all invariant expressions
9822 instead of just constant class ones as reference argument.
9823 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9824 like any other constant.
9825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9827 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9829 * regmove.c (fixup_match_1): Update call crossed frequencies.
9831 2008-01-21 Richard Guenther <rguenther@suse.de>
9834 * tree-inline.c (setup_one_parameter): Deal with mismatched
9835 types using a VIEW_CONVERT_EXPR.
9837 2008-01-21 Alon Dayan <alond@il.ibm.com>
9838 Olga Golovanevsky <olga@il.ibm.com>
9840 PR tree-optimization/34701
9841 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9842 when the structure size is not a power of 2.
9844 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9846 * doc/install.texi: Add doc for --enable-checking=df.
9848 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9850 PR rtl-optimization/34808
9851 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9853 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9855 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9858 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9860 PR rtl-optimization/26854
9861 PR rtl-optimization/34400
9862 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9864 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9865 (df_rd_bb_info.expanded_lr_out): New.
9866 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9867 * loop_iv.c (iv_analysis_loop_init): Ditto.
9868 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9869 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9870 Added code to allocate, initialize or free expanded_lr_out.
9871 (df_rd_bb_local_compute_process_def): Restructured to make
9872 more understandable.
9873 (df_rd_confluence_n): Add code to do nothing with fake edges and
9874 code to no apply invalidate_by_call sets if the sets are being trimmed.
9875 (df_lr_local_finalize): Renamed to df_lr_finalize.
9876 (df_live_local_finalize): Renamed to df_live_finalize.
9878 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9881 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9882 deciding whether to use reciprocal instructions.
9884 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9886 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9887 dwarf2out_note_section_used if cold_text_section is NULL.
9889 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9891 PR gcov-profile/34610
9892 * tree-cfg.c (make_edges): Mark both outgoing edges from
9893 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9894 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9895 from OMP_FOR and OMP_CONTINUE outgoing edges.
9897 * tree-profile.c (tree_profiling): Return early if
9898 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9900 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9901 from cfun to child_cfun.
9902 * function.h (struct function): Add after_tree_profile bit.
9904 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9906 * config/avr/avr.S (_exit): Disable interrupt.
9908 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9909 Steven Bosscher <stevenb.gcc@gmail.com>
9911 PR rtl-optimization/26854
9912 PR rtl-optimization/34400
9913 * df-problems.c (df_live_scratch): New scratch bitmap.
9914 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9915 (df_live_reset): Clear the proper bitmaps.
9916 (df_live_bb_local_compute): Only process the artificial defs once
9917 since the order is not important.
9918 (df_live_init): Init the df_live sets only with the variables
9919 found live by df_lr.
9920 (df_live_transfer_function): Use the df_lr sets to prune the
9921 df_live sets as they are being computed.
9922 (df_live_free): Free df_live_scratch.
9924 2008-01-18 Ian Lance Taylor <iant@google.com>
9926 * common.opt: Add fmerge-debug-strings.
9927 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9928 flag_merge_debug_strings rather than flag_merge_constants.
9929 * doc/invoke.texi (Option Summary): Mention
9930 -fmerge-debug-strings.
9931 (Debugging Options): Document -fmerge-debug-strings.
9933 2008-01-18 Ian Lance Taylor <iant@google.com>
9936 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9937 (struct tree_function_decl): Add new field operator_new_flag.
9938 * tree-inline.c (expand_call_inline): When inlining a call to
9939 operator new, force the return value to go into a variable, and
9940 set DECL_NO_TBAA_P on that variable.
9941 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9943 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9946 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9947 DWARF2_DEBUGGING_INFO.
9948 (dwarf2out_note_section_used): Ditto. Add prototype.
9949 (have_multiple_function_sections, text_section_used,
9950 cold_text_section_used, *cold_text_sections): Move declarations
9953 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9955 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9956 field and add signal_ra.
9957 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9958 assignments to frame state pc. Move end of stack check after
9959 MD_FALLBACK_FRAME_STATE_FOR.
9960 (uw_update_context_1): Use frame state signal_regs if set, instead
9961 of checking signal_frame flag.
9962 (uw_update_context): Use frame state signal_ra if set.
9963 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9964 * config/xtensa/linux-unwind.h: New file.
9966 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9968 * modulo-sched.c (get_sched_window): Fix comment typo.
9970 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9972 PR tree-optimization/34648
9973 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9975 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9977 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9978 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9980 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
9982 PR rtl-optimization/34400
9983 * df-core.c (df_worklist_dataflow_overeager,
9984 df_worklist_dataflow_doublequeue): New functions.
9985 (df_worklist_dataflow): Two different worklist solvers.
9986 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
9989 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
9992 * doc/invoke.texi: Document the dependence on pthread for fopenmp
9993 and ftree-parallelize-loops.
9995 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
9997 PR rtl-optimization/34826
9998 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10000 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10002 * global.c (find_reg): Mark the eh regs as used if necessary.
10003 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10004 * ra.h (struct allocno): no_eh_reg field added. Changed
10005 no_stack_reg type to bitfield.
10007 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10009 * tree.c (substitute_in_expr): Add missing 'break'.
10011 2008-01-17 Richard Guenther <rguenther@suse.de>
10013 PR tree-optimization/34825
10014 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10015 x / x as division to handle.
10017 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10019 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10020 "-pthread" is specified.
10021 * pa-hpux11.h (LIB_SPEC): Likewise.
10023 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10024 Peter Bergner <bergner@vnet.ibm.com>
10026 PR rtl-optimization/33796
10027 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10029 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10031 PR libgfortran/34699
10032 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10034 * pa-hpux10.h (LINK_SPEC): Likewise.
10035 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10037 2008-01-16 Richard Guenther <rguenther@suse.de>
10039 PR middle-end/32628
10040 * fold-const.c (fold_convert_const_int_from_int): Do not
10041 set overflow if that occured only because of a sign extension
10042 change when converting from/to a sizetype with the same
10043 precision and signedness.
10045 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10048 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10049 location address to the correct place. Update copyright year.
10051 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10053 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10054 no dependences in the dependence_relations vector.
10056 2008-01-16 Jan Hubicka <jh@suse.cz>
10058 PR rtl-optimization/31396
10059 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10060 * cfg.c (dump_reg_info): Print it.
10061 * regs.h (struct reg_info_t): add freq_calls_crossed.
10062 (REG_FREQ_CALLS_CROSSED): New macro.
10063 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10064 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10065 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10066 regmove_optimize): Update call crossed frequencies.
10067 * local-alloc.c (struct qty): Add freq_calls_crossed.
10068 (alloc_qty): Copute freq_calls_crossed.
10069 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10070 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10071 * ra.h (struct allocno): Add freq_calls_crossed.
10073 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10075 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10076 libgomp when compiling with ftree-parallelize-loops.
10077 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10079 2008-01-16 Richard Guenther <rguenther@suse.de>
10081 PR tree-optimization/34769
10082 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10083 * tree.c (int_cst_value): Instead make this function more
10084 permissive in what it accepts as valid input. Document this
10085 function always sign-extends the value.
10087 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10088 Richard Guenther <rguenther@suse.de>
10091 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10092 (gimple_fold_indirect_ref_rhs): ... this.
10093 (gimple_fold_indirect_ref): New function with foldings
10094 that preserve lvalueness.
10095 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10096 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10097 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10098 to fold an INDIRECT_REF, fall back to the old use of
10099 fold_indirect_ref_1.
10101 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10103 * tree-data-ref.c (subscript_dependence_tester_1): Call
10104 free_conflict_function.
10105 (compute_self_dependence): Same.
10107 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10110 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10111 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10113 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10114 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10115 for DWARF2_UNWIND_INFO targets.
10117 2008-01-16 Richard Guenther <rguenther@suse.de>
10120 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10121 type qualifiers for function types.
10123 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10125 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10126 loop_iterator li from previous commit.
10128 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10130 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10132 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10134 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10135 (parallelize_loops): Don't parallelize irreducible components.
10137 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10140 * c-opts (c_common_post_options): Do not enable CPP
10141 flag_pedantic_errors by default.
10143 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10145 PR rtl-optimization/31944
10146 * cse.c (remove_pseudo_from_table): New function.
10147 (merge_equiv_classes): Use above function to remove pseudo-registers.
10148 (invalidate): Likewise.
10150 2008-01-13 Richard Guenther <rguenther@suse.de>
10152 PR middle-end/34601
10153 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10154 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10156 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10158 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10159 validate_change to unshare the source of the PC set.
10161 2008-01-12 Jan Hubicka <jh@suse.cz>
10163 PR middle-end/32135
10164 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10165 references above array bounds. This might trigger bounds checks for
10166 pointers to arrays.
10168 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10170 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10171 new_replaceable_dependencies.
10173 2008-01-12 Doug Kwan <dougkwan@google.com>
10175 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10176 instead of OPT_Wreturn_type in warning due to ignored return type
10178 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10179 options included in -Wextra.
10180 * c.opt: New option -Wignored_qualifiers.
10181 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10182 -Wignore_qualifiers.
10183 (-Wignored-qualifiers): Document.
10184 (-Wreturn-type): Remove description of functionality now handled
10185 by -Wignored-qualifiers.
10187 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10190 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10191 NOP_EXPR if it is between integral types with the same precision.
10193 2008-01-12 Jan Hubicka <jh@suse.cz>
10196 * invoke.texi (max-inline-recursive-depth): Fix default value.
10198 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10200 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10203 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10205 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10207 2008-01-11 James E. Wilson <wilson@specifix.com>
10210 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10212 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10214 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10215 save/restore frame pointer register and don't use 'call-prologues'
10216 optimization in function with "OS_task" attribute.
10218 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10220 PR middle-end/31309
10221 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10222 when copying to memory.
10224 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10226 PR rtl-optimization/30905
10227 * cfgcleanup.c: Include dce.h
10228 (crossjumps_occured): New global variable.
10229 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10230 If something changed, set crossjumps_occured to true.
10231 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10232 Don't add/remove fake edges to exit here...
10233 (cleanup_cfg): ...but do it here, when crossjumping.
10234 Run a fast DCE when successful crossjumps occured in the latest
10235 iteration of try_optimize_cfg.
10237 2008-01-11 Richard Guenther <rguenther@suse.de>
10239 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10240 (struct vn_unary_op_s): Likewise.
10241 (vn_reference_insert): Free old reference on hash collision.
10243 2008-01-10 Raksit Ashok <raksit@google.com>
10245 PR rtl-optimization/27971
10246 * combine.c (find_split_point): Split PLUS expressions which are
10247 inside a MEM rtx, and whose first operand is complex.
10249 2008-01-10 DJ Delorie <dj@redhat.com>
10251 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10252 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10253 (m32c_hard_regno_ok): Call the underlying function.
10255 2008-01-10 Richard Guenther <rguenther@suse.de>
10257 PR middle-end/34683
10258 * tree-cfg.c (tree_merge_blocks): Do not go through the
10259 full-blown folding and stmt updating path if we just deal
10260 with virtual operands.
10261 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10262 test for abnormal SSA_NAMEs.
10264 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10266 PR middle-end/34641
10267 * reload.c (push_reload): Add assertions. All constants from
10268 reg_equiv_constant should have been used for replacing the respective
10270 (find_reloads_address): Invoke find_reloads_address_part for
10271 constant taken from the reg_equiv_constant array.
10273 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10275 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10276 field (valnum) the first in the struct. Replace bools with
10279 2008-01-10 Richard Guenther <rguenther@suse.de>
10281 PR tree-optimization/34651
10282 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10283 types and ordering for masking and converting.
10285 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10287 PR tree-optimization/34017
10288 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10289 also for PHI_NODE expressions.
10291 2008-01-09 Jan Hubicka <jh@suse.cz>
10293 PR tree-optimization/34708
10294 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10295 based on number of case labels.
10296 (init_inline_once): Remove switch_cost.
10297 * tree-inline.h (eni_weights_d): Remove switch_cost.
10299 2008-01-09 Richard Guenther <rguenther@suse.de>
10300 Andrew Pinski <andrew_pinski@playstation.sony.com>
10302 PR middle-end/30132
10303 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10304 temporary if an rvalue is ok or an lvalue is not required.
10306 2008-01-09 Richard Guenther <rguenther@suse.de>
10308 PR middle-end/34458
10309 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10310 adjust return type.
10312 2008-01-09 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/34679
10315 * tree.c (host_integerp): Check for sizetype only if the
10316 type is an integer type.
10318 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10321 * opts.c (decode_options): Disable inlining of functions called
10322 once if not in unit-at-a-time mode.
10324 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10326 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10328 2008-01-08 Richard Guenther <rguenther@suse.de>
10330 PR middle-end/31863
10331 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10332 out early if the result will be unused.
10334 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10339 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10340 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10343 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10345 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10346 for vectorization tuned.
10348 2008-01-08 Richard Guenther <rguenther@suse.de>
10350 PR tree-optimization/34683
10351 * tree-ssa-operands.c (operand_build_cmp): Export.
10352 * tree-ssa-operands.h (operand_build_cmp): Declare.
10353 * tree-vn.c (vuses_compare): Remove.
10354 (sort_vuses): Use operand_build_cmp.
10355 (sort_vuses_heap): Likewise.
10356 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10357 to re-use old VEC if available. Do not sort already sorted VUSEs.
10358 (vdefs_to_vec): Do not sort already sorted VDEFs.
10360 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10362 PR middle-end/34694
10363 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10365 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10368 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10369 limitations of reciprocal sequences on x86 targets.
10371 2008-01-08 Richard Guenther <rguenther@suse.de>
10373 PR tree-optimization/34683
10374 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10376 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10379 * config/darwin.c (darwin_mergeable_string_section): Don't use
10380 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10382 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10386 negxf2. Macroize expander using X87MODEF mode iterator. Change
10387 predicates of op0 and op1 to register_operand.
10388 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10389 expander using X87MODEF mode iterator. Change predicates of
10390 op0 and op1 to register_operand.
10391 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10392 corresponding patterns and macroize using MODEF macro. Change
10393 predicates of op0 and op1 to register_operand and remove
10394 "m" constraint. Disparage "r" alternative with "!".
10395 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10396 macroize using X87MODEF macro. Change predicates of op0 and op1
10397 to register_operand and remove "m" constraint. Disparage "r"
10398 alternative with "!".
10399 (absneg splitter with memory operands): Remove.
10400 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10401 patterns and macroize using X87MODEF mode iterator.
10402 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10403 Change predicate of op1 to register_operand.
10404 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10405 for memory operands.
10407 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10409 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10411 2008-01-07 Richard Guenther <rguenther@suse.de>
10413 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10416 2008-01-07 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/34683
10419 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10420 VOPs of the needed size to save memory. Use VEC_quick_push
10421 to save compile-time.
10422 (vdefs_to_vec): Likewise.
10424 2008-01-07 Sa Liu <saliu@de.ibm.com>
10426 * config/spu/spu.md (divdf3): Genetate inline code for double
10427 division. The implementation doesn't handle INF or NAN, therefore it
10428 only applies when -ffinite-math-only is given.
10430 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10433 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10434 * doc/cpp.texi ([Common Predefined Macros]): Document.
10436 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10438 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10439 order to use commutative addition instead of subtraction.
10441 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10442 Mircea Namolaru <namolaru@il.ibm.com>
10443 Vladimir Yanovsky <yanov@il.ibm.com>
10444 Revital Eres <eres@il.ibm.com>
10446 PR tree-optimization/34263
10447 * tree-outof-ssa.c (process_single_block_loop_latch,
10448 contains_tree_r): New functions.
10449 (analyze_edges_for_bb): Call process_single_block_loop_latch
10450 function to empty single-basic-block latch block if possible.
10452 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10454 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10456 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10458 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10460 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10462 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10464 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10466 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10468 PR tree-optimization/34618
10469 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10472 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10475 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10476 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10477 Update copyright year.
10479 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10480 Update copyright year.
10481 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10484 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10486 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10487 edge does not point to current bb before changing need_assert.
10489 2008-01-04 Richard Guenther <rguenther@suse.de>
10491 PR middle-end/34029
10492 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10493 for verifying purposes if they are is_gimple_min_invariant.
10495 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10497 PR tree-optimization/34448
10498 PR tree-optimization/34465
10499 * gimplify.c (gimplify_init_constructor): Add new parameter
10500 notify_temp_creation. Use it.
10501 (gimplify_modify_expr_rhs): Take volatiles into account when
10502 optimizing constructors.
10503 Do not optimize constructors if gimplify_init_constructor will dump to
10505 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10506 * gcc.c-torture/compile/pr34448.c: New.
10508 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10510 PR gcov-profile/34609
10511 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10512 return_slot if result is TREE_ADDRESSABLE.
10514 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10516 * config/mips/mips.md (sqrt_condition): Tweak comment.
10517 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10519 2008-01-03 Tom Tromey <tromey@redhat.com>
10522 * c-common.c (c_type_hash): Handle VLAs.
10524 2008-01-03 Jan Hubicka <jh@suse.cz>
10526 PR tree-optimization/31081
10527 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10528 0 when inlining and not inlining to first basic block.
10529 (remap_decl): When var is initialized to 0, don't set default_def.
10530 (expand_call_inline): Set entry_bb.
10531 * tree-inline.h (copy_body_data): Add entry_bb.
10533 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10536 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10539 PR tree-optimization/29484
10540 * tree-inline.c (inline_forbidden_p_2): New function.
10541 (inline_forbidden_p): Disallow inlining if some static var
10542 has an address of a local LABEL_DECL in its initializer.
10543 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10546 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10548 PR tree-optimization/34635
10549 * tree-data-ref.c (add_other_self_distances): Make sure that the
10550 evolution step is constant.
10552 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10554 PR middle-end/34608
10555 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10557 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10559 * tree-sra.c (scalarize_init): Insert the generate_element_init
10560 statements after the generate_element_zero statements.
10562 2008-01-02 Richard Guenther <rguenther@suse.de>
10564 PR middle-end/34093
10565 PR middle-end/31976
10566 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10567 for very large number of operands instead of ICEing.
10569 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10572 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10573 while stack probing.
10575 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10577 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10580 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10582 PR libmudflap/26442
10583 * tree-mudflap.c (mx_register_decls): Guard warning by
10584 !DECL_ARTIFICIAL check.
10586 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10588 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10589 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10590 sse5_perm<mode>): Fix constraints.