1 2008-05-26 Tristan Gingold <gingold@adacore.com>
2 Anatoly Sokolov <aesok@post.ru>
4 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
5 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
7 optimization for 'avr6' architecture.
9 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14 2008-05-26 Richard Guenther <rguenther@suse.de>
16 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17 (visit_reference_op_load): Initialize VN_INFO->has_constants
20 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
23 * caller-save.c (insert_restore): Verify alignment of spill
25 (insert_save): Likewise.
27 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
29 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
30 (STACK_SLOT_ALIGNMENT): Likewise.
32 * function.c (LOCAL_ALIGNMENT): Removed.
33 (get_stack_local_alignment): New.
34 (assign_stack_local): Use it. Set alignment on stack slot.
35 (assign_stack_temp_for_type): Use get_stack_local_alignment.
37 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
38 (STACK_SLOT_ALIGNMENT): New.
40 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
43 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
45 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
48 * config/i386/i386.md (allocate_stack_worker_64): Make sure
49 argument operand in rax isn't removed.
51 2008-05-26 Richard Guenther <rguenther@suse.de>
54 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
55 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
57 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
60 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
62 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
64 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
65 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
67 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
69 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
70 build a trampoline if we don't want one.
71 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
72 return zero for nested functions if we don't want a trampoline.
74 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
76 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
78 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
81 * c.opt: Removed undocumented option '-lang-fortran'.
82 * c-common.h: Removed global variable 'lang_fortran'.
83 * c-opts.c (c_common_handle_option): Removed code to handle
84 option '-lang-fortran'. Updated includes.
85 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
86 definition of '__GFORTRAN__'.
87 (define__GNUC__): Reimplemented to use BASEVER and
89 (builtin_define_with_value_n): Removed.
90 * c-incpath.h: Renamed to ...
91 * incpath.h: ... this.
92 * c-incpath.c: Renamed to ...
93 * incpath.c: ... this. Updated includes.
94 * fix-header.c: Updated includes.
95 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
96 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
97 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
99 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
101 * tree.h: Update the table of flags used on tree nodes.
102 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
103 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
104 (FORCED_LABEL): Add access check.
105 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
106 (ASM_INPUT_P): Likewise.
107 (ASM_VOLATILE_P): Likewise.
108 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
109 (OMP_SECTION_LAST): Access private_flag directly.
110 (OMP_RETURN_NOWAIT): Likewise.
111 (OMP_PARALLEL_COMBINED): Likewise.
112 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
113 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
114 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
115 deprecated_flag directly.
117 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
119 * final.c (frame_pointer_needed): Removed.
120 * flags.h (frame_pointer_needed): Likewise.
122 * function.h (rtl_data): Add frame_pointer_needed.
123 (frame_pointer_needed): New.
125 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
127 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
129 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
131 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
134 2008-05-25 Alan Modra <amodra@bigpond.net.au>
136 * c-common.c (strip_array_types): Move function to..
138 (get_inner_array_type): Delete.
139 * c-common.h (strip_array_types): Move declaration to..
141 (get_inner_array_type): Delete.
142 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
143 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
144 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
145 * config/pa/pa.c (emit_move_sequence): Likewise.
147 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
149 * config/i386/i386.md (*sse_prologue_save_insn): Set length
152 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
154 * function.c: Include target hook for nonlocal_goto frame value.
156 2008-05-24 Richard Guenther <rguenther@suse.de>
158 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that
159 a scalar variable can be only accessed through a pointer
162 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
165 * doc/extend.texi: Likewise.
167 2008-05-23 DJ Delorie <dj@redhat.com>
169 * config/m32c/jump.md (untyped_call): Add.
171 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
173 (m32c_address_cost): Detail costs for indirect offsets.
175 2008-05-23 Rafael Espindola <espindola@google.com>
177 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
178 if a node is a SUBREG.
179 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
182 2008-05-23 Paul Brook <paul@codesourcery.com>
183 Carlos O'Donell <carlos@codesourcery.com>
185 * doc/extend.texi: Clarify use of __attribute__((naked)).
186 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
187 * target.h (gcc_target): Add allocate_stack_slots_for_args.
188 * function.c (use_register_for_decl): Use
189 targetm.calls.allocate_stack_slots_for_args.
190 * target-def.h (TARGET_CALLS): Add
191 TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
192 * config/arm/arm.c (arm_allocate_stack_slots_for_args):
194 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
196 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
198 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
200 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
202 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
203 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
204 is only rounded once.
206 2008-05-23 Richard Guenther <rguenther@suse.de>
208 * tree-ssa-operands.c (mark_difference_for_renaming): Use
211 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
212 Jakub Jelinek <jakub@redhat.com>
215 * configure.ac: Handle --enable-cld.
216 * configure: Regenerated.
217 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
218 * config/i386/i386.h (struct machine_function): Add needs_cld field.
219 (ix86_current_function_needs_cld): New define.
220 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
221 (cld): New isns pattern.
222 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
223 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
224 * config/i386/i386.opt (mcld): New option.
225 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
226 TARGET_CLD and ix86_current_function_needs_cld.
227 (override_options): Use -mcld by default for 32-bit code if
230 * doc/install.texi (Options specification): Document --enable-cld.
231 * doc/invoke.texi (Machine Dependent Options)
232 [i386 and x86-64 Options]: Add -mcld option.
233 (Intel 386 and AMD x86-64 Options): Document -mcld option.
235 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
236 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
237 (return_in_memory_64): Likewise.
238 (return_in_memory_ms_64): Likewise.
240 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
242 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
243 * builtins.c (fold_builtin_fpclassify): New.
244 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
245 * builtins.def (BUILT_IN_FPCLASSIFY): New.
246 * c-common.c (handle_type_generic_attribute): Adjust to accept
247 fixed arguments before an elipsis.
248 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
249 * doc/extend.texi: Document __builtin_fpclassify.
251 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
253 * omp-low.c (gate_expand_omp_ssa): Remove.
254 (pass_expand_omp_ssa): Remove.
255 (gate_expand_omp): Do not check for flag_openmp_ssa.
256 * common.opt (-fopenmp-ssa): Remove.
257 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
259 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
261 * config/sh/sh.opt (mfixed-range): New option.
262 * config/sh/sh-protos.h (sh_fix_range): Declare.
263 * config/sh/sh.c (sh_fix_range): New function.
264 * config/sh/sh.h (sh_fixed_range_str): Declare.
265 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
267 * doc/invoke.texi (SH Options): Document -mfixed-range.
269 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
271 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
272 it before the redeclaration.
274 2008-05-22 Anatoly Sokolov <aesok@post.ru>
276 * config/avr/avr.c (get_sequence_length): Add new function.
277 (expand_prologue, expand_epilogue): Remove duplicate code.
279 2008-05-22 Rafael Espindola <espindola@google.com>
281 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
284 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
286 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
287 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
289 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
290 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
291 (vect_update_misalignment_for_peel): Likewise.
292 (vector_alignment_reachable_p): Likewise.
293 * tree-vect-transform.c (vectorizable_load): Likewise.
294 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
295 (get_vectype_for_scalar_type): Pass mode of scalar_type
296 to UNITS_PER_SIMD_WORD.
298 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
299 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
300 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
301 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
302 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
304 2008-05-22 Ira Rosen <irar@il.ibm.com>
306 PR tree-optimization/36293
307 * tree-vect-transform.c (vect_transform_strided_load): Don't check
308 if the first load must be skipped because of a gap.
310 2008-05-22 Richard Guenther <rguenther@suse.de>
312 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
313 more cases of offset disambiguation that is possible if
314 strict-aliasing rules apply.
315 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
316 for basic offset and type-based disambiguation.
318 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
320 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
321 ix86_expand_vector_set on V16QImode for SSE4.1.
323 2008-05-21 Tom Tromey <tromey@redhat.com>
325 * c.opt (Wimport): Mark as undocumented.
326 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
328 (Warning Options): Likewise.
329 * doc/cppopts.texi: Don't mention -Wimport.
331 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
333 PR tree-optimization/36287
334 PR tree-optimization/36286
335 * lambda-code.c (build_access_matrix): Do not use the loop->num
336 for computing the number of induction variables: use the loop depth
339 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
342 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
343 option -f(no-)leading-underscore.
345 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
347 * config/i386/i386.c (ix86_expand_vector_init_general): Use
348 GET_MODE_NUNITS (mode).
350 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
352 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
353 (-mmulhw): Add 464 to description.
355 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
356 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
358 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
359 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
360 * config/rs6000/rs6000.md: Update comments for 464.
362 2008-05-21 Janis Johnson <janis187@us.ibm.com>
364 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
366 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
368 * config/i386/sse.md (vec_extractv4sf): Removed.
369 (vec_extractv2df): Likewise.
370 (vec_extractv2di): Likewise.
371 (vec_extractv4si): Likewise.
372 (vec_extractv8hi): Likewise.
373 (vec_extractv16qi): Likewise.
374 (vec_extract<mode>): New.
376 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
378 * config/i386/sse.md (vec_setv4sf): Removed.
379 (vec_setv2df): Likewise.
380 (vec_setv2di): Likewise.
381 (vec_setv4si): Likewise.
382 (vec_setv8hi): Likewise.
383 (vec_setv16qi): Likewise.
384 (vec_set<mode>): New.
386 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
388 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
389 goto for vec_concat and vec_interleave.
391 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
393 * config/i386/sse.md (vec_initv4sf): Removed.
394 (vec_initv2df): Likewise.
395 (vec_initv2di): Likewise.
396 (vec_initv4si): Likewise.
397 (vec_initv8hi): Likewise.
398 (vec_initv16qi): Likewise.
399 (vec_init<mode>): New.
401 2008-05-21 Joseph Myers <joseph@codesourcery.com>
403 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
405 2008-05-21 Tom Tromey <tromey@redhat.com>
407 * ggc-zone.c (lookup_page_table_if_allocated): New function.
408 (zone_find_object_offset): Likewise.
409 (gt_ggc_m_S): Likewise.
410 (highest_bit): Likewise.
411 * ggc-page.c (gt_ggc_m_S): New function.
412 * stringpool.c (string_stack): Remove.
413 (init_stringpool): Update.
414 (ggc_alloc_string): Use ggc_alloc.
415 (maybe_delete_ident): New function.
416 (ggc_purge_stringpool): Likewise.
417 (gt_ggc_m_S): Remove.
418 * ggc-common.c (ggc_protect_identifiers): New global.
419 (ggc_mark_roots): Call ggc_purge_stringpool. Use
420 ggc_protect_identifiers.
421 * ggc.h (ggc_protect_identifiers): Declare.
422 (gt_ggc_m_S): Update.
423 (ggc_purge_stringpool): Declare.
424 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
425 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
427 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
429 2008-05-21 David S. Miller <davem@davemloft.net>
431 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
434 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
436 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
439 2008-05-20 David Daney <ddaney@avtrex.com>
441 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
442 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
443 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
444 UNSPEC_UPDATE_GOT_VERSION): Renumber.
445 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
446 (atomic_hiqi_op): New define_code_iterator.
447 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
448 mips_expand_compare_and_swap_12.
449 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
450 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
451 (sync_<optab><mode>, sync_old_<optab><mode>,
452 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
453 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
454 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
455 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
456 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
457 (test_and_set_12): New insn.
458 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
459 sync_new_<optab><mode>, sync_old_nand<mode>,
460 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
461 clobber to operand 0 for SI and DI mode insns.
462 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
463 mips_gen_fn_4): New typedefs.
464 (mips_gen_fn_ptrs): Define new union type.
465 (mips_expand_compare_and_swap_12): Remove declaration.
466 (mips_expand_atomic_qihi): Declare function.
467 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
468 (mips_expand_atomic_qihi): ... this. Use new generator function
470 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
471 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
472 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
473 MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
474 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
475 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
476 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
477 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
478 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
479 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
480 MIPS_SYNC_EXCHANGE_12_ZERO_OP,
481 MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
483 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
485 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
488 2008-05-20 Anatoly Sokolov <aesok@post.ru>
490 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
491 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
492 (avr_attribute_table): Add 'OS_main' function attribute.
493 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
494 functions with 'OS_main' attribute.
496 2008-05-20 Richard Guenther <rguenther@suse.de>
498 PR tree-optimization/35204
499 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
500 helper, split out from ...
501 (DFS): ... here. Make the DFS walk non-recursive.
503 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
504 Jan Sjodin <jan.sjodin@amd.com>
506 PR tree-optimization/36181
507 * tree-parloops.c (loop_has_vector_phi_nodes): New.
508 (parallelize_loops): Don't parallelize when the loop has vector
511 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
512 Sebastian Pop <sebastian.pop@amd.com>
514 * tree-loop-linear.c (gather_interchange_stats): Look in the access
515 matrix, and never look at the tree representation of the memory
517 (linear_transform_loops): Computes parameters and access matrices.
518 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
520 (access_matrix_get_index_for_parameter): New.
521 * tree-data-ref.h (struct access_matrix): New.
522 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
523 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
524 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
525 am_vector_index_for_loop): New.
526 (struct data_reference): Add field access_matrix.
527 (DR_ACCESS_MATRIX): New.
528 (compute_data_dependences_for_loop): Update declaration.
529 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
530 * lambda.h (lambda_vector_vec_p): Declared.
531 * lambda-code.c: Depend on pointer-set.h.
532 (lambda_collect_parameters_from_af, lambda_collect_parameters,
533 av_for_af_base, av_for_af, build_access_matrix,
534 lambda_compute_access_matrices): New.
535 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
537 2008-05-20 Joseph Myers <joseph@codesourcery.com>
539 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
542 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
543 Sebastian Pop <sebastian.pop@amd.com>
545 PR tree-optimization/36206
546 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
548 (instantiate_scev_1): Rename flags to fold_conversions.
549 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
550 outeside instantiation_loop.
551 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
552 (evolution_function_is_affine_or_constant_p): Removed.
553 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
555 (analyze_siv_subscript): Pass in the loop nest number.
556 Call evolution_function_is_affine_in_loop instead of
557 evolution_function_is_affine_p.
558 (analyze_overlapping_iterations): Pass in the loop nest number.
560 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
561 Sebastian Pop <sebastian.pop@amd.com>
563 PR tree-optimization/36206
564 * tree-chrec.h (chrec_fold_op): New.
565 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
568 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
570 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
572 (remove_duplicates): Do not set inode on non-inode systems.
575 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
577 * config.gcc (tm_file): Update comments about relative pathnames.
579 2008-05-20 Richard Guenther <rguenther@suse.de>
581 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
582 * tree-ssa-sccvn.c (process_scc): Likewise.
583 * tree-ssa-sink.c (execute_sink_code): Likewise.
584 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
585 * tree-vrp.c (process_assert_insertions): Likewise.
586 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
587 (perform_tree_ssa_dce): Likewise.
588 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
589 (dump_dominator_optimization_stats): Likewise.
590 * tree-vectorizer.c (vectorize_loops): Likewise.
592 2008-05-20 Richard Guenther <rguenther@suse.de>
594 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
596 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
598 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
599 (ix86_i386elf_return_in_memory): Likewise.
600 (ix86_i386interix_return_in_memory): Likewise.
601 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
602 (SUBTARGET_RETURN_IN_MEMORY): New.
603 * config/i386/i386elf.h: Likewise.
604 * config/i386/ptx4-i.h: Likewise.
605 * config/i386/sol2-10.h: Likewise.
606 * config/i386/sysv4.h: Likewise.
607 * config/i386/vx-common.h: Likewise.
608 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
609 * config/i386/i386.c (ix86_return_in_memory): Made static and
610 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
611 (ix86_i386elf_return_in_memory): Removed.
612 (ix86_i386interix_return_in_memory): Removed.
613 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
614 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
616 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
618 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
620 2008-05-19 Xinliang David Li <davidxl@google.com>
622 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
625 * doc/invoke.texi: Ditto.
627 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
629 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
630 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
632 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
634 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
635 sizes of operand array from 8/4 to 4/2.
636 (ix86_expand_vector_init_general): Change size of operand array
637 from 32 to 16. Remove op0, op1 and half_mode.
639 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
641 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
642 (ix86_expand_vector_init_interleave): Likewise.
643 (ix86_expand_vector_init_general): Use them. Assert word_mode
644 == SImode when n_words == 4.
646 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
648 * config/i386/i386.c (ix86_secondary_reload): New static function.
649 (TARGET_SECONDARY_RELOAD): New define.
650 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
651 * config/i386/i386.md (reload_outqi): Remove.
653 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
656 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
657 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
658 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
659 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
660 (fold_builtin_1): Likewise.
661 * builtins.def (BUILT_IN_ISINF_SIGN): New.
662 c-common.c (check_builtin_function_arguments): Handle
664 * doc/extend.texi: Document __builtin_isinf_sign.
665 * fold-const.c (operand_equal_p): Handle COND_EXPR.
667 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
669 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
670 EH cleanup at the end of the pass, search for those that have been
671 turned into forwarder blocks and do the cleanup on their successor.
673 2008-05-18 Richard Guenther <rguenther@suse.de>
675 * tree-cfg.c (verify_gimple_expr): Allow conversions from
676 pointers to sizetype and vice versa.
678 2008-05-18 Xinliang David Li <davidxl@google.com>
680 * gcc/tree-ssa-dce.c: Coding style fix.
681 (check_pow): Documentation comment.
682 (check_log): Documenation comment. Coding style fix.
683 (is_unnecessary_except_errno_call): Ditto.
684 (gen_conditions_for_pow): Ditto.
685 (gen_conditions_for_log): Ditto.
686 (gen_shrink_wrap_conditions): Ditto.
687 (shrink_wrap_one_built_in_calls): Ditto.
688 * gcc/doc/invoke.texi: Better documentation string.
689 * ChangeLog: Fix wrong change log entries from
690 May 17 checkin on function call DCE.
692 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
694 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
696 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
698 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
699 * df-problems.c (simulation routines): Fixed block comment to
700 properly say how to add forwards scanning functions.
702 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
704 * tree-inline.c (setup_one_parameter): Remove dead code.
706 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
708 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
709 a BIT_AND_EXPR only for an INTEGER_TYPE.
711 2008-05-17 Xinliang David Li <davidxl@google.com>
713 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
714 (check_pow, check_log, is_unnecessary_except_errno_call): New
715 functions to check for eliminating math functions that are pure
716 except for setting errno.
717 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
718 general condition expressions for shrink-wrapping pow/log calls.
719 (gen_shrink_wrap_conditions): Ditto.
720 (shrink_wrap_one_built_in_call): Ditto.
721 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
722 (mark_operand_necessary): If debugging, output if OP is necessary.
723 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
725 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
727 * gcc/common.opt: New user flag -ftree-builtin-dce.
728 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
730 2008-05-16 David S. Miller <davem@davemloft.net>
732 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
733 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
735 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
738 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
740 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
742 * ifcvt.c (dead_or_predicable): Rename
743 df_simulate_one_insn_backwards to df_simulate_one_insn.
744 * recog.c (peephole2_optimize): Ditto.
745 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
747 * df.h: Rename df_simulate_one_insn_backwards to
748 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
749 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
750 scanning of defs and uses.
751 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
752 (df_simulate_one_insn_forwards): Removed.
754 2008-05-16 Doug Kwan <dougkwan@google.com>
756 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
758 (real_from_string): Handle NaNs and Inf as approriate.
760 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
762 * doc/gty.texi (Source Files Containing Type Information): Note
763 that headers should appear first in the gtfiles list.
765 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
767 * tree.def (COND_EXEC): Properly documented this code.
769 2008-05-16 Diego Novillo <dnovillo@google.com>
771 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
772 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
775 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
777 * tree-ssa-dse (max_stmt_uid): Removed.
778 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
779 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
780 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
781 * function.h (cfun.last_stmt_uid): New field.
782 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
783 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
785 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
786 (create_stmt_ann): Initialize the ann->uid field.
787 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
789 * tree-flow.h (renumber_gimple_stmt_uids): New function.
791 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
793 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
794 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
795 (init_empty_tree_cfg): Call it.
797 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
799 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
802 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
804 * doc/invoke.text (-fdump-tree-*-verbose): New option.
805 * tree-dump.c (dump_options): New verbose option.
806 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
808 * tree-pass.h (TDF_VERBOSE): New dump flag.
809 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
810 (tree-flow.h): Added include.
811 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
813 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
815 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
817 From Jie Zhang <jie.zhang@analog.com>
818 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
819 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
820 mcpu=bf561-none and mcpu=bf561-0.2.
821 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
822 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
823 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
824 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
825 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
826 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
827 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
829 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
830 (cputype_selected): Remove.
831 (bfin_handle_option): Don't use cputype_selected.
832 (override_options): When no mcpu option, enable all workarounds.
833 Don't use bfin_workarounds.
834 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
836 (DEFAULT_CPU_TYPE): Don't define.
838 2008-05-16 Richard Guenther <rguenther@suse.de>
840 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
841 on deletion of the last stmt.
843 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
845 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
846 V8HImode for SSE2 and V16QImode for SSE4.1.
848 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
850 * cgraph.h (compute_inline_parameters): Made public.
851 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
852 variable_generate_summary, function_write_summary,
853 variable_write_summary, variable_read_summary. Added generate_summary,
854 write_summary, read_summary.
855 * cgraphunit.c (cgraph_process_new_functions): Changed call from
856 pass_ipa_inline.function_generate_summary, to
857 compute_inline_parameters.
858 * ipa-inline.c (compute_inline_parameters): Made public and added
860 (compute_inline_parameters_for_current): New function.
861 (pass_inline_param): Now calls compute_inline_parameters_for_current.
862 (inline_generate_summary): Removed parameter and made to loop over
864 (pass_ipa_inline): Updated for new IPA_PASS structure.
865 * passes.c (execute_ipa_summary_passes): Now is called once per
866 pass rather than once per node*pass.
868 2008-05-15 Anatoly Sokolov <aesok@post.ru>
870 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
871 avr_have_mul_p, avr_asm_only_p): Remove variables.
872 (avr_override_options): Remove initialization of removed variables.
873 (avr_file_start): Convert removed variables to fields of
874 'struct base_arch_s *avr_current_arch'.
875 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
876 (AVR_HAVE_MUL): (Ditto.).
877 (AVR_HAVE_MOVW): (Ditto.).
878 (AVR_HAVE_LPMX): (Ditto.).
879 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
880 avr_asm_only_p): Remove declaration.
882 2008-05-15 Diego Novillo <dnovillo@google.com>
884 * config/arm/arm.c (arm_return_in_memory): Fix return type.
885 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
887 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
890 * combine.c (check_conversion): Rename back to check_promoted_subreg.
891 Don't call record_truncated_value from here.
892 (record_truncated_value): Turn it into a for_each_rtx callback.
893 (record_truncated_values): New function.
894 (combine_instructions): Call note_uses with record_truncated_values.
895 Change name of check_conversion to check_promoted_subreg.
897 2008-05-15 Janis Johnson <janis187@us.ibm.com>
899 * doc/sourcebuild.texi: Document support for torture tests.
901 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
903 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
904 to alternative 4 of operand 2.
906 2008-05-15 Richard Guenther <rguenther@suse.de>
908 * tree-pass.h (current_pass): Declare.
909 (get_pass_for_id): Likewise.
910 * passes.c (passes_by_id, passes_by_id_size): New globals.
911 (set_pass_for_id): New function.
912 (get_pass_for_id): Likewise.
913 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
914 (execute_function_todo): Flush per function statistics.
915 * toplev.c (compile_file): Init statistics.
916 (general_init): Do early statistics initialization.
917 (finalize): Finish statistics.
918 * statistics.h (statistics_early_init): Declare.
919 (statistics_init): Likewise.
920 (statistics_fini): Likewise.
921 (statistics_fini_pass): Likewise.
922 (statistics_counter_event): Likewise.
923 (statistics_histogram_event): Likewise.
924 * statistics.c: New file.
925 * Makefile.in (OBJS-common): Add statistics.o.
926 (statistics.o): Add dependencies.
927 * doc/invoke.texi (-fdump-statistics): Document.
929 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
931 (execute_pre): Use statistics_counter_event.
932 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
933 (substitute_and_fold): Increment it. Use statistics_counter_event.
935 2008-05-15 Diego Novillo <dnovillo@google.com>
937 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
939 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
940 * tree-ssa-alias.c (new_type_alias): Remove references to
941 sub-variables from comment.
942 * tree-ssa-operands.c (swap_tree_operands): Likewise.
944 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
947 attribute to 1 only for insertps alternative.
949 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
951 * config/bfin/bfin.md (loadbytes): New pattern.
952 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
953 (bfin_init_builtins): Initialize it.
954 (bdesc_1arg): Add it.
956 2008-05-15 Sa Liu <saliu@de.ibm.com>
958 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
959 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
960 * testsuite/lib/target-supports.exp: Add
961 check_effective_target_fortran_integer_16.
963 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
965 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
966 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
967 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
968 (TARGET_RETURN_IN_MEMORY): Define.
970 2008-05-15 Richard Guenther <rguenther@suse.de>
973 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
974 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
975 represent unmodifiable vars.
977 2008-05-15 Richard Guenther <rguenther@suse.de>
979 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
980 INDIRECT_REF and TARGET_MEM_REF.
981 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
984 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
985 H.J. Lu <hongjiu.lu@intel.com>
987 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
988 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
989 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
990 insn alternatives. Add missing alternatives.
991 (*vec_concatv2di_rex64_sse4_1): Likewise.
992 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
993 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
996 2008-05-15 Richard Guenther <rguenther@suse.de>
998 PR tree-optimization/36009
999 PR tree-optimization/36204
1000 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
1001 (determine_invariantness_stmt): Record the loop a store is
1003 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
1006 2008-05-15 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/34330
1009 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
1010 through the pointer will alias the SMT.
1012 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
1014 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
1016 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
1018 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
1020 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1021 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1023 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
1024 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
1025 (vashl_optab): New optab for vector/vector shifts.
1026 (vashr_optab): Ditto.
1027 (vlshr_optab): Ditto.
1028 (vrotl_optab): Ditto.
1029 (vrotr_optab): Ditto.
1030 (optab_subtype): New enum for optab_for_tree_code call.
1031 (optab_for_tree_code): Add enum optab_subtype argument.
1033 * optabs.c (optab_for_tree_code): Take an additional argument to
1034 distinguish between a vector shift by a scalar and vector shift by
1035 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
1036 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
1037 vector shift by a vector.
1038 (expand_widen_pattern_expr): Pass additional argument to
1039 optab_for_tree_code.
1041 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
1042 vrotl_optab, vrotr_optab.
1044 * expr.c (expand_expr_real_1): Update calls to
1045 optab_for_tree_code to distinguish between vector shifted by a
1046 scalar and vector shifted by a vector.
1047 * tree-vectorizer.c (supportable_widening_operation): Ditto.
1048 (supportable_narrowing_operation): Ditto.
1049 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
1050 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
1051 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
1052 (vect_create_epilog_for_reduction): Ditto.
1053 (vectorizable_reduction): Ditto.
1054 (vectorizable_operation): Ditto.
1055 (vect_strided_store_supported): Ditto.
1056 (vect_strided_load_supported): Ditto.
1057 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1058 * expmed.c (expand_shift): Ditto.
1060 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
1062 (ashr@var{m}3): Ditto.
1063 (vashl@var{m}3): Document new vector/vector shift standard name.
1064 (vashr@var{m}3): Ditto.
1065 (vlshr@var{m}3): Ditto.
1066 (vrotl@var{m}3): Ditto.
1067 (vrotr@var{m}3): Ditto.
1069 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
1070 (PPERM_INVERT): Ditto.
1071 (PPERM_REVERSE): Ditto.
1072 (PPERM_REV_INV): Ditto.
1073 (PPERM_ZERO): Ditto.
1074 (PPERM_ONES): Ditto.
1075 (PPERM_SIGN): Ditto.
1076 (PPERM_INV_SIGN): Ditto.
1077 (PPERM_SRC1): Ditto.
1078 (PPERM_SRC2): Ditto.
1080 * config/i386/sse.md (mulv2di3): Add SSE5 support.
1081 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
1082 allows a memory operand to be the value being added, and split it
1083 to improve vectorization.
1084 (sse5_pmacsdqh_mem): Ditto.
1085 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
1086 (sse5_mulv2div2di3_high): Ditto.
1087 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
1088 (vec_pack_trunc_v4si): Ditto.
1089 (vec_pack_trunc_v2di): Ditto.
1090 (sse5_pcmov_<mode>): Remove code that tried to use use
1091 andps/andnps instead of pcmov.
1092 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
1093 pmacsdqh instructions.
1094 (vec_widen_smult_lo_v4si): Ditto.
1096 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
1097 (PPERM_INVERT): Ditto.
1098 (PPERM_REVERSE): Ditto.
1099 (PPERM_REV_INV): Ditto.
1100 (PPERM_ZERO): Ditto.
1101 (PPERM_ONES): Ditto.
1102 (PPERM_SIGN): Ditto.
1103 (PPERM_INV_SIGN): Ditto.
1104 (PPERM_SRC1): Ditto.
1105 (PPERM_SRC2): Ditto.
1106 (ix86_expand_sse_movcc): Move the SSE5 test after the if
1108 (ix86_expand_int_vcond): If SSE5 generate all possible integer
1110 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
1111 says ignore whether the last reference is a memory operand.
1113 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1114 Paolo Bonzini <bonzini at gnu dot org>
1116 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
1119 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
1120 (vlshr<mode>3): Rename from vlshr<mode>3.
1121 (vashr<mode>3): Rename from vashr<mode>3.
1122 (mulv4sf3): Change the names of vector shift patterns.
1126 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
1129 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
1154 * config/spu/spu.md (v): New iterator macro to add v for vector types.
1155 (floatunssidf2_internal): Change vector/vector shift names.
1156 (floatunsdidf2_internal): Ditto.
1163 (vashl<mode>3): Rename from ashl<mode>3.
1164 (vashr<mode>3): Rename from ashr<mode>3.
1165 (vlshr<mode>3): Rename from lshr<mode>3.
1166 (vrotl<mode>3): Rename from rotl<mode>3.
1168 2008-05-14 Michael Meissner <michael.meissner@amd.com>
1171 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
1172 multiply gives the wrong value when doing widening multiplies.
1173 (vec_widen_smult_lo_v4si): Ditto.
1175 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1177 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
1178 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
1179 emit_library_call_value.
1180 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
1181 * tree.h (ECF_LIBCALL_BLOCK): Removed.
1182 * calls.c (initialize_argument_information, precompute_arguments,
1183 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
1184 (precompute_arguments): Removed flags parameter.
1185 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
1187 2008-05-14 Richard Guenther <rguenther@suse.de>
1189 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
1190 Make sure to register the store if the use is a PHI_NODE.
1192 2008-05-14 Olivier Hainque <hainque@adacore.com>
1194 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1195 memory if the component is to be referenced in BLKmode according
1196 to get_inner_reference.
1198 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
1200 * calls.c (emit_library_call_value_1): Restore code clearing
1201 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
1203 2008-05-14 Olivier Hainque <hainque@adacore.com>
1204 Nicolas Roche <roche@adacore.com>
1206 * configure.ac: Add support for a "gcc_subdir" variable in
1207 config-lang.in, to denote a subdirectory where the language/GCC
1208 integration files are to be found.
1209 * configure: Regenerate.
1211 2008-05-14 Ira Rosen <irar@il.ibm.com>
1213 PR tree-optimization/36098
1214 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
1215 value for the first load in the group in case of a gap.
1216 (vect_build_slp_tree): Check that there are no gaps in loads.
1218 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
1220 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
1221 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
1222 expand_copysign_bit, ): Change call to emit_no_conflict_block to
1223 emit_insn and remove unneeded code to construct extra args.
1224 (emit_no_conflict_block): Removed.
1225 * optabls.h: (emit_no_conflict_block): Removed.
1226 * cse.c (cse_extended_basic_block): Remove search for
1227 REG_NO_CONFLICT note.
1228 * global.c: Removed incorrect comment added in revision 117.
1229 * expr.c (convert_move): Change call to emit_no_conflict_block to
1231 * recog.c: Change comments so that they do not mention
1233 * local_alloc.c (combine_regs): Removed last parameter.
1234 (no_conflict_p): Removed.
1235 (block_alloc): Removed note, no_conflict_combined_regno and set
1236 local vars. Removed all code to process REG_NO_CONFLICT blocks.
1237 (combine_regs): Removed already_dead and code to look for
1238 REG_NO_CONFLICT notes.
1239 * lower_subreg (remove_retval_note): Removed code to look for
1240 REG_NO_CONFLICT block.
1241 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
1242 (resolve_clobber): Remove code to process libcalls that have
1243 REG_NO_CONFLICT notes.
1244 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
1246 * combine.c (can_combine_p, distribute_notes): Removed
1247 REG_NO_CONFLICT case.
1248 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
1250 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
1251 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
1253 * reg-notes.def (NO_CONFLICT): Removed.
1255 2008-05-14 David S. Miller <davem@davemloft.net>
1257 * config/sparc/sparc.c (sparc_profile_hook): If
1258 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
1259 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
1260 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
1262 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
1264 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
1266 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
1269 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
1270 and op1 expansion before vector concat to have less live pseudos.
1272 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
1274 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
1275 ix86_expand_vector_set if supported.
1277 2008-05-13 Diego Novillo <dnovillo@google.com>
1278 Kenneth Zadeck <zadeck@naturalbridge.com>
1280 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
1282 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
1283 phinodes_print_statistics, init_ssanames, fini_ssanames,
1284 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
1285 release_ssa_name, release_defs, replace_ssa_name_symbol,
1286 ssanames_print_statistics): Move ...
1287 * tree-flow.h: ... here.
1288 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
1289 Use FN instead of cfun.
1290 (make_ssa_name_fn): Rename from make_ssa_name.
1291 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
1292 * tree-flow-inline.h (make_ssa_name): Move from
1293 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
1294 * omp-low.c (expand_omp_parallel):
1295 * tree-flow-inline.h (redirect_edge_var_map_result):
1296 * tree-ssa.c (init_tree_ssa): Add argument FN.
1297 Use it instead of cfun. Update all users.
1299 2008-05-13 Tom Tromey <tromey@redhat.com>
1301 PR preprocessor/22168:
1302 * doc/cpp.texi (Top): Update menu.
1303 (Alternatives to Wrapper #ifndef): New node.
1304 (Other Directives): Document deprecation.
1305 (Obsolete Features): Remove menu.
1306 (Assertions): Merge node into Obsolete Features.
1307 (Obsolete once-only headers): Move earlier; rename to Alternatives
1309 * doc/cppopts.texi: Update.
1310 * c.opt (Wdeprecated): Enable for C and ObjC.
1311 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
1312 (C++ Dialect Options): Move -Wno-deprecated from here to...
1313 (Warning Options): ... here.
1315 2008-05-13 Richard Guenther <rguenther@suse.de>
1318 * fold-const.c (fold_sign_changed_comparison): Do not allow
1319 changes in pointer-ness.
1321 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
1324 * config/sh/sh.c (sh_expand_prologue): Don't clear
1325 RTX_FRAME_RELATED_P for push insns.
1327 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
1329 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
1331 2008-05-12 Anatoly Sokolov <aesok@post.ru>
1333 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
1334 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
1335 Use 'machine->is_leaf' instead of 'leaf_func_p'.
1337 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
1339 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
1340 (*vec_concatv4sf_sse): This.
1341 (*sse2_concatv2si): Renamed to ...
1342 (*vec_concatv2si_sse2): This.
1343 (*sse1_concatv2si): Renamed to ...
1344 (*vec_concatv2si_sse): This.
1345 (*vec_concatv2di_rex): Renamed to ...
1346 (*vec_concatv2di_rex64): This.
1347 (*vec_concatv2si_sse4_1): New.
1348 (*vec_concatv2di_rex64_sse4_1): Likewise.
1350 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
1352 PR rtl-optimization/36111
1353 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
1354 that was created for swappable operands.
1356 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
1359 * Makefile.in: Substitute GNATMAKE and GNATBIND.
1360 * configure.ac: Add call to ACX_PROG_GNAT.
1362 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
1364 * optc-gen.awk: Fix comment typo.
1366 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1368 * pretty-print.c (pp_integer_with_precision): Use
1369 HOST_LONG_LONG_FORMAT.
1371 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
1373 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
1375 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
1377 * config/i386/i386.c (bdesc_ptest): Removed.
1378 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
1379 (bdesc_args): Add __builtin_ia32_ptestz128,
1380 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
1381 (ix86_init_mmx_sse_builtins): Updated.
1382 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
1383 (ix86_expand_builtin): Updated.
1385 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
1387 * tree-cfg.c (valid_fixed_convert_types_p): New function.
1388 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
1390 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
1392 * value-prof.c (interesting_stringop_to_profile): Do not
1393 return early for BUILT_IN_MEMPCPY.
1395 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
1397 * calls.c (expand_call): Don't use callgraph to increase
1398 preferred_stack_boundary.
1400 * cgraph.h (cgraph_rtl_info): Use unsigned on
1401 preferred_incoming_stack_boundary.
1403 * final.c (rest_of_clean_state): Use unsigned on
1404 preferred_stack_boundary.
1406 2008-05-09 Tom Tromey <tromey@redhat.com>
1408 PR preprocessor/22231:
1409 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
1412 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
1414 PR tree-optimization/36129
1415 * tree-ssa-ccp.c: Include value-prof.h.
1416 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
1417 built-in function was folded to a constant.
1418 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
1420 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
1421 Sebastian Pop <sebastian.pop@amd.com>
1423 * tree-scalar-evolution.c: Document instantiate_scev.
1424 (instantiate_parameters_1): Renamed instantiate_scev_1.
1425 Don't use the same loop for instantiation_loop and evolution_loop.
1426 (instantiate_scev): New.
1427 (instantiate_parameters): Moved...
1428 (resolve_mixers): Update call to instantiate_scev_1 to pass the
1429 same loop twice. Maintains the semantics for this function.
1430 * tree-scalar-evolution.h (instantiate_scev): Declare.
1431 (instantiate_parameters): ...here. Now static inline.
1432 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
1433 instead of resolve_mixers.
1435 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
1437 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
1439 2008-05-09 Tomas Bily <tbily@suse.cz>
1441 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
1442 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
1443 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1444 * c-common.c (c_common_truthvalue_conversion): Likewise.
1445 * tree-object-size.c (compute_object_offset): Likewise.
1446 * tree-inline.c (estimate_num_insns_1): Likewise.
1447 * varasm.c (const_hash_1, compare_constant, copy_constant)
1448 (compute_reloc_for_constant, output_addressed_constants)
1449 (initializer_constant_valid_p): Likewise.
1450 * c-omp.c (check_omp_for_incr_expr): Likewise.
1451 * gimplify.c (gimplify_expr): Likewise.
1452 * c-typeck.c (c_finish_return): Likewise.
1453 * tree-vectorizer.c (supportable_widening_operation)
1454 (supportable_narrowing_operation): Likewise.
1455 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
1456 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
1457 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
1458 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
1459 (descr_info_loc): Likewise.
1460 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1461 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
1462 (fold_unary): Likewise.
1463 * builtins.c (get_pointer_alignment): Likewise.
1464 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
1465 (instantiate_parameters_1): Likewise.
1466 * tree.c (expr_align, stabilize_reference): Likewise.
1467 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
1468 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1469 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
1470 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1471 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
1472 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
1474 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
1475 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
1476 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
1477 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
1478 (forward_propagate_comparison)
1479 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1480 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
1481 * emit-rtl.c (component_ref_for_mem_expr)
1482 (set_mem_attributes_minus_bitpos): Likewise.
1483 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1484 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
1486 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
1487 (build_function_call, pointer_diff, build_compound_expr)
1488 (c_finish_return): Likewise.
1489 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
1490 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
1492 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
1493 * expr.c (is_aligning_offset): Likewise.
1494 * tree-ssa-alias.c (is_escape_site): Likewise.
1495 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
1496 (check_all_va_list_escapes): Likewise.
1497 * tree-ssa-loop-ivopts.c (determine_base_object)
1498 (determine_common_wider_type): Likewise.
1499 * dojump.c (do_jump): Likewise.
1500 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
1501 * tree-gimple.c (is_gimple_cast): Likewise.
1502 * fold-const.c (decode_field_reference, )
1503 (fold_sign_changed_comparison, fold_unary, fold_comparison)
1504 (fold_binary): Likewise.
1505 * tree-ssa-alias-warnings.c (find_alias_site_helper)
1506 (already_warned_in_frontend_p): Likewise.
1507 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
1508 * tree.c (really_constant_p, get_unwidened): Likewise.
1509 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
1510 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
1511 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
1513 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
1515 (CONVERT_EXPR_P): Define.
1516 (CASE_CONVERT): Define.
1518 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
1521 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
1522 (delete_unmarked_insns): When deleting a call, call
1523 delete_unreachable_blocks.
1524 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1525 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
1527 2008-05-08 Richard Guenther <rguenther@suse.de>
1529 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
1530 (-ftree-salias): Likewise.
1531 (salias-max-implicit-fields): Remove param documentation.
1532 (salias-max-array-elements): Likewise.
1533 * tree-pass.h (pass_create_structure_vars): Remove.
1534 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1535 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1536 * tree-ssa-alias.c (create_structure_vars): Remove.
1537 (gate_structure_vars): Likewise.
1538 (pass_create_structure_vars): Likewise.
1539 (gate_build_alias): Likewise.
1540 (pass_build_alias): Adjust to run always and dump the function.
1541 * common.opt (ftree-salias): Hide.
1542 * passes.c (init_optimization_passes): Remove
1543 pass_create_structure_vars, adjust comment.
1544 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
1545 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
1546 * opts.c (decode_options): Do not set flag_tree_salias.
1547 (common_handle_option): Add OPT_ftree_salias to the backward
1548 compatibility section.
1550 2008-05-08 Richard Guenther <rguenther@suse.de>
1552 * tree-flow-inline.h (var_can_have_subvars): Move ...
1553 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
1554 * tree-flow.h (var_can_have_subvars): Remove.
1555 (push_fields_onto_fieldstack): Remove.
1556 (sort_fieldstack): Likewise.
1557 (struct fieldoff): Move ...
1558 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
1559 alias_set and base_for_components fields.
1560 (sort_fieldstack): Make static.
1561 (push_fields_onto_fieldstack): Likewise. Remove code that
1562 handles anything but RECORD_TYPEs. Remove alias_set and
1563 base_for_components handling.
1564 (create_variable_info_for): Adjust.
1566 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
1568 * common.opt (Wframe-larger-than=): Shorten the help message
1570 * doc/invoke.texi (Wframe-larger-than=): Add more description.
1572 2008-05-08 Rafael Espindola <espindola@google.com>
1574 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
1576 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
1577 trap and that both operands are gimple values.
1578 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
1579 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
1582 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1584 * read-rtl.c (join_c_conditions): Return the first string if the
1585 two strings are equal.
1587 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
1589 * gensupport.h (pred_data): Add a "num_codes" field.
1590 (add_predicate_code): Declare.
1591 * gensupport.c (add_predicate_code): New function.
1592 (std_pred_table): Add an "allows_const_p" field.
1593 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
1594 Remove the (incomplete) list of such codes from the codes field.
1595 (init_predicate_table): Use add_predicate_code. Add all
1596 RTX_CONST_OBJs if allows_const_p is true.
1597 * genrecog.c (process_define_predicate): Use add_predicate_code.
1599 2008-05-08 David Daney <ddaney@avtrex.com>
1600 Richard Sandiford <rsandifo@nildram.co.uk>
1602 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
1603 special case of constant zero operands.
1604 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
1605 old and new values. Special case constant zero values.
1606 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
1608 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
1609 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
1611 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
1614 * simplify-rtx.c (simplify_plus_minus): Create CONST of
1615 similar RTX_CONST_OBJ before CONST_INT.
1617 2008-05-08 Steve Ellcey <sje@cup.hp.com>
1619 * stmt.c (expand_stack_restore): Change sa mode if needed.
1621 2008-05-08 Richard Guenther <rguenther@suse.de>
1623 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
1624 return type to bool.
1625 (ix86_sol10_return_in_memory): Likewise.
1626 (ix86_i386elf_return_in_memory): Likewise.
1627 (ix86_i386interix_return_in_memory): Likewise.
1628 * config/i386/i386.c (ix86_return_in_memory): Likewise.
1629 (ix86_sol10_return_in_memory): Likewise.
1630 (ix86_i386elf_return_in_memory): Likewise.
1631 (ix86_i386interix_return_in_memory): Likewise.
1633 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1636 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
1638 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
1639 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
1642 2008-05-08 Richard Guenther <rguenther@suse.de>
1644 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
1645 * tree-data-ref.h (struct dr_alias): Remove subvars field.
1646 (DR_SUBVARS): Remove.
1647 * tree-dfa.c (dump_subvars_for): Remove.
1648 (debug_subvars_for): Likewise.
1649 (dump_variable): Do not dump subvars.
1650 (remove_referenced_var): Do not remove subvars.
1651 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
1652 (lookup_subvars_for_var): Remove.
1653 (get_subvars_for_var): Likewise.
1654 (get_subvars_at): Likewise.
1655 (get_first_overlapping_subvar): Likewise.
1656 (overlap_subvar): Likewise.
1657 * tree-flow.h (subvar_t): Remove.
1658 (struct var_ann_d): Remove subvars field.
1659 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
1660 argument. Remove special handling of SFTs.
1661 (compute_tag_properties): Likewise.
1662 (set_initial_properties): Likewise.
1663 (compute_call_clobbered): Likewise.
1664 (count_mem_refs): Likewise.
1665 (compute_memory_partitions): Likewise.
1666 (compute_flow_insensitive_aliasing): Likewise.
1667 (setup_pointers_and_addressables): Likewise.
1668 (new_type_alias): Likewise.
1669 (struct used_part): Remove.
1670 (used_portions): Likewise.
1671 (struct used_part_map): Likewise.
1672 (used_part_map_eq): Likewise.
1673 (used_part_map_hash): Likewise.
1674 (free_used_part_map): Likewise.
1675 (up_lookup): Likewise.
1676 (up_insert): Likewise.
1677 (get_or_create_used_part_for): Likewise.
1678 (create_sft): Likewise.
1679 (create_overlap_variables_for): Likewise.
1680 (find_used_portions): Likewise.
1681 (create_structure_vars): Likewise.
1682 * tree.def (STRUCT_FIELD_TAG): Remove.
1683 * tree.h (MTAG_P): Adjust.
1684 (struct tree_memory_tag): Remove base_for_components and
1685 unpartitionable flags.
1686 (struct tree_struct_field_tag): Remove.
1687 (SFT_PARENT_VAR): Likewise.
1688 (SFT_OFFSET): Likewise.
1689 (SFT_SIZE): Likewise.
1690 (SFT_NONADDRESSABLE_P): Likewise.
1691 (SFT_ALIAS_SET): Likewise.
1692 (SFT_UNPARTITIONABLE_P): Likewise.
1693 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
1694 (union tree_node): Remove sft field.
1695 * alias.c (get_alias_set): Remove special handling of SFTs.
1696 * print-tree.c (print_node): Remove handling of SFTs.
1697 * tree-dump.c (dequeue_and_dump): Likewise.
1698 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1699 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
1700 * tree-predcom.c (set_alias_info): Do not set subvars.
1701 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
1702 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
1703 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
1704 (add_vars_for_offset): Remove.
1705 (add_virtual_operand): Remove special handling of SFTs.
1706 (add_call_clobber_ops): Likewise.
1707 (add_call_read_ops): Likewise.
1708 (get_asm_expr_operands): Likewise.
1709 (get_modify_stmt_operands): Likewise.
1710 (get_expr_operands): Likewise.
1711 (add_to_addressable_set): Likewise.
1712 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
1713 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1714 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
1715 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
1716 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
1717 (tree_node_structure): Likewise.
1718 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
1720 (find_what_p_points_to): Likewise.
1722 2008-05-08 Sa Liu <saliu@de.ibm.com>
1724 * config/spu/spu.md: Fixed subti3 pattern.
1726 2008-05-08 Richard Guenther <rguenther@suse.de>
1729 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
1730 sure to create a representative for trailing arrays for PTA.
1732 2008-05-08 Richard Guenther <rguenther@suse.de>
1735 * fold-const.c (operand_equal_p): Two objects which types
1736 differ in pointerness are not equal.
1738 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
1740 * calls.c (compute_argument_block_size): Add argument tree fndecl.
1741 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
1742 (emit_library_call_value_1): Add new variable fndecl initialized by
1743 NULL_TREE. It should be the decl type of orgfun, but this information
1744 seems not to be available here, so it uses the default calling abi.
1745 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
1746 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
1747 by TARGET_RETURN_IN_MEMORY.
1748 * config/i386/i386-interix.h: Likewise.
1749 * config/i386/i386.h: Likewise.
1750 * config/i386/i386elf.h: Likewise.
1751 * config/i386/ptx4-i.h: Likewise.
1752 * config/i386/sol2-10.h: Likewise.
1753 * config/i386/sysv4.h: Likewise.
1754 * config/i386/vx-common.h: Likewise.
1755 * config/cris/cris.h: Removed #if 0 clause.
1756 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
1757 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
1759 (ix86_sol10_return_in_memory): Likewise.
1760 (ix86_i386elf_return_in_memory): New.
1761 (ix86_i386interix_return_in_memory): New.
1762 * config/mt/mt-protos.h (mt_return_in_memory): New.
1763 * config/mt/mt.c: Likewise.
1764 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1765 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
1766 * config/bfin/bfin.h: Likewise.
1767 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
1769 * config/bfin/bfin.c: Likewise.
1770 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
1771 * config/alpha/unicosmk.h: Likewise.
1772 * config/i386/cygming.h: Likewise.
1773 * config/iq2000/iq2000.h: Likewise.
1774 * config/mips/mips.h: Likewise.
1775 * config/mn10300/mn10300.h: Likewise.
1776 * config/rs6000/rs6000.h: Likewise.
1777 * config/score/score.h: Likewise.
1778 * config/spu/spu.h: Likewise.
1779 * config/v850/v850.h: Likewise.
1780 * defaults.h: Likewise.
1781 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
1782 * expr.c (emit_block_move): Adjust use of
1783 OUTGOING_REG_PARM_STACK_SPACE.
1784 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
1785 OUTGOING_REG_PARM_STACK_SPACE.
1786 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
1788 2008-05-08 Jakub Jelinek <jakub@redhat.com>
1790 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
1791 on OMP_RETURN for OMP_FOR.
1794 * dwarf2out.c (dw_expand_expr, common_check): Removed.
1795 (fortran_common): New function.
1796 (gen_variable_die): Call fortran_common instead of common_check,
1797 adjust for it returning tree instead of rtx. Formatting.
1799 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1803 * see.c (see_copy_insn): Copy new pure const attributes for new call.
1804 * c-decl.c (merge_decls): Ditto.
1805 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
1806 to RTL_CONST_OR_PURE_CALL_P.
1807 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
1808 Initialized DECL_LOOPING_CONST_PURE.
1809 (process_call_operands): Set tree_side_effects properly.
1810 * tree.h (TREE_READONLY_DECL_P): Removed.
1811 (DECL_IS_PURE): Renamed to DECL_PURE_P.
1812 (DECL_LOOPING_OR_CONST_P): New macro.
1813 (struct tree_function_decl): Added looping_const_or_pure_p.
1815 (ECF_LOOPING_OR_CONST_P): New macro.
1816 * rtlanal.c (pure_const_p): Removed.
1817 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
1818 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
1819 to RTL_CONST_CALL_P.
1820 * ipa-pure-const.c (pure_const_state_e): Added looping field.
1821 (check_decl, check_tree, check_call, scan_function): Initialize
1823 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
1824 (static_execute): Set looping true for recursive functions.
1825 Undo setting state to IPA_NEITHER for recursive functions.
1827 * ifcvt.c (noce_can_store_speculate_p): Changed
1828 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
1829 RTL_CONST_OR_PURE_CALL_P.
1830 * dse.c (scan_insn): Ditto.
1831 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
1832 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
1833 RTL_CONST_OR_PURE_CALL_P.
1834 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
1835 pure_call_p to RTL_CONST_CALL_P.
1836 * gimplify.c (gimplify_call_expr): Clear side effects for
1837 non-looping pure and constant calls.
1838 * calls.c (emit_call_1): Set rtl flags from ecf flags.
1839 (flags_from_decl_or_type): Set ecf flags from decl flags.
1840 (initialize_argument_information): Turn off
1841 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
1842 Change const to pure if callee_copies is true rather than just
1844 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
1845 way of marking pure calls.
1846 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
1847 Remove hack that was supposed to fix pr7335 and remove old
1848 way of marking pure calls.
1849 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
1850 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
1851 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
1852 RTL_CONST_OR_PURE_CALL_P.
1853 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
1854 * loop-invariant.c (find_exits, find_invariant_bb): Changed
1855 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
1856 * sched-deps.c (schedule_analyze): Ditto.
1857 * rtl.h (struct rtx_def): Use call field, unchanging field, and
1858 return_val field of calls to represent pure and const function info.
1859 (CONST_OR_PURE_CALL_P): Deleted macro.
1860 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
1861 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
1862 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
1864 * tree-optimize.c (execute_fixup_cfg): Added test for
1865 ECF_LOOPING_CONST_OR_PURE.
1866 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
1868 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
1869 effects for looping pure or const calls.
1870 (verify_gimple_expr): Added verification code.
1871 * config/alpha/alpha.c (alpha_legitimize_address,
1872 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
1874 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
1875 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
1876 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
1877 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
1878 RTL_CONST_OR_PURE_CALL_P.
1879 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
1880 and const calls to be deleted.
1882 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
1885 * config/i386/mmx.md (mmx_subv2sf3): New expander.
1886 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
1887 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
1888 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
1889 to handle nonimmediate operands.
1890 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
1891 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
1892 to handle nonimmediate operands.
1893 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
1894 (mmx_pmulhrwv4hi3): New expander. Use
1895 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1896 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
1897 (sse2_umulv1siv1di3): New expander. Use
1898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1899 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
1900 (mmx_eq<mode>3): New expander. Use
1901 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1902 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
1903 (mmx_uavgv8qi3): New expander. Use
1904 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1905 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
1906 (mmx_uavgv4hi3): New expander. Use
1907 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1909 * config/i386/sse.md
1910 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
1911 to handle nonimmediate operands.
1912 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
1913 to handle nonimmediate operands.
1914 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
1915 to handle nonimmediate operands.
1916 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
1917 to handle nonimmediate operands.
1918 (sse2_unpckhpd_exp): New expander. Use
1919 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1920 (sse2_unpcklpd_exp): New expander. Use
1921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1922 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
1923 to handle nonimmediate operands.
1924 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
1925 to handle nonimmediate operands.
1926 (*sse2_<plusminus_insn><mode>3): Rename from
1927 sse2_<plusminus_insn><mode>3 insn pattern.
1928 (sse2_<plusminus_insn><mode>3): New expander. Use
1929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1930 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
1931 (sse2_umulv2siv2di3): New expander. Use
1932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1933 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
1934 (sse4_1_mulv2siv2di3): New expander. Use
1935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1936 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
1937 (sse2_pmaddwd): New expander. Use
1938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1939 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
1940 (sse2_eq<mode>3): New expander. Use
1941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1942 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
1943 (sse4_1_eqv2di3): New expander. Use
1944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1945 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1946 (sse2_uavgv16qi3): New expander. Use
1947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1948 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
1949 (sse2_uavgv16qi3): New expander. Use
1950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1951 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
1952 (sse2_uavgv8hi3): New expander. Use
1953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1954 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
1955 (ssse3_pmulhrswv8hi3): New expander. Use
1956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1957 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
1958 (ssse3_pmulhrswv4hi3): New expander. Use
1959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
1961 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
1962 (<sse>_vmmul<mode>3): Ditto.
1963 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
1965 (ssse3_pmaddubsw128): Use register_operand for operand 1.
1966 (ssse3_pmaddubsw): Ditto.
1968 * config/i386/i386.c (struct_builtin_description)
1969 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
1970 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
1971 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
1972 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
1973 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
1974 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
1975 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
1976 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
1977 (ix86_fixup_binary_operands): Assert that src1
1978 and src2 must have the same mode when swapped.
1979 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
1980 and ix86_binary_operator_ok. Do not force operands in registers
1983 2008-05-07 Jan Hubicka <jh@suse.cz>
1985 * cgraph.c (dump_cgraph_node): Update.
1986 * cgraph.h (cgraph_local_info): Break out inline summary.
1987 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
1989 * ipa-inline (inline_summary): New accestor function.
1990 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
1991 cgraph_decide_inlining, compute_inline_parameters): Update.
1992 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
1994 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1996 Cleanup ColdFire scheduling support and add V4 pipeline model.
1998 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
1999 (define_attr cpu): Add cfv4 value.
2000 (define_attr type, define_attr type1): Merge into a single 'type'
2001 attribute. Update all uses.
2002 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
2003 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
2005 (define_attr opx_mem, define_attr opy_mem): Remove.
2006 (define_attr op_mem): Clean up, update comment.
2007 (define_attr size): Use specific values instead of general int.
2008 (define_attr guess, define_attr split): Remove. Update all uses.
2009 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
2010 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
2011 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
2012 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
2013 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
2014 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
2015 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
2016 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
2017 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
2018 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
2019 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
2020 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
2021 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
2022 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
2023 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
2024 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
2025 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
2026 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
2027 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
2028 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
2029 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
2030 Update or set attributes.
2031 (stack_tie): New fake instruction.
2033 * config/m68k/m68k.h (TUNE_CFV4): New macro.
2034 (m68k_sched_attr_size): Update declaration.
2035 (m68k_sched_attr_type2): Remove.
2036 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
2037 Declare new bypass predicates.
2039 * config/m68k/m68k.c (m68k_sched_issue_rate,
2040 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
2042 (TARGET_SCHED_ISSUE_RATE,
2043 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
2044 (override_options): Handle scheduling for ColdFire V4 core.
2045 (m68k_expand_prologue): Emit stack_tie.
2046 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
2047 'OP_TYPE_FPN'. Update all uses.
2048 (sched_guess_p): Remove.
2049 (sched_address_type): Handle symbolic addresses.
2050 (sched_get_operand): New static function.
2051 (sched_operand_type): Merge into sched_attr_op_type.
2052 (sched_attr_op_type): Handle FP registers, handle quick constants,
2054 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
2055 (m68k_sched_attr_size): Update. Move logic to ...
2056 (sched_get_attr_size_int): New static function.
2057 (sched_get_opxy_mem_type): New static function.
2058 (m68k_sched_attr_op_mem): Update.
2059 (m68k_sched_attr_type2): Remove.
2060 (sched_cfv4_bypass_data): New static variable.
2061 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
2062 (m68k_sched_issue_rate): Implement scheduler hook.
2063 (struct _sched_ib: enabled_p): New field.
2064 (m68k_sched_variable_issue): Update. Handle V4.
2065 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
2066 sched_dump_class_func_t, sched_dump_split_class,
2067 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
2068 sched_dump_dfa_class, m68k_sched_dump): Remove.
2069 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
2071 (m68k_sched_init_global): Remove statisctics dumping, introduce
2072 sanity check that all instructions have pipeline reservations. Handle
2074 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2075 Handle ColdFire V4 core.
2076 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
2077 New static functions.
2078 (m68k_sched_address_bypass_p): New bypass predicate.
2079 (sched_get_indexed_address_scale): New static function.
2080 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
2082 * cf.md: Update comments.
2083 (define_attr type2): Remove. Use 'type' attribute instead.
2085 (cf_ib): Rename to cfv123_ib. Update all uses.
2086 (cf_oep): Rename to cfv123_oep. Update all uses.
2087 (cf_chr): Rename to cfv123_chr. Update all uses.
2088 (cf_mem): Rename to cfv123_mem. Update all uses.
2089 (cf_mac): Move to more appropriate place.
2090 (cfv123_guess): New automaton and cpu_unit.
2091 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
2092 Update uses of 'size' attribute. Handle before reload scheduling.
2093 (cfv123_guess): New dummy reservation for unhandled instructions.
2094 (cfv4_*): Pipeline description of ColdFire V4 core.
2095 (ignore): New reservation to handle 'ignore' type.
2097 2008-05-07 Ian Lance Taylor <iant@google.com>
2100 * gimplify.c (find_single_pointer_decl_1): Don't look through
2102 (find_single_pointer_decl): Adjust comments.
2104 2008-05-07 Jakub Jelinek <jakub@redhat.com>
2107 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
2108 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
2111 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
2112 integral type rather than floating point, then VIEW_CONVERT_EXPR
2113 to the floating point type.
2115 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
2117 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
2118 TFmode op0 to register.
2120 2008-05-07 Alan Modra <amodra@bigpond.net.au>
2122 * c-decl.c (grokdeclarator): Comment typo.
2124 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
2126 * tree-flow.h: Remove prototype for computed_goto_p.
2127 * tree-cfg.c (computed_goto_p): Make static.
2129 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
2132 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
2133 (contains_aligned_value_p): This. Handle _Decimal128.
2134 (ix86_function_arg_boundary): Only align _Decimal128 to its
2135 natural boundary and handle it properly.
2137 2008-05-06 Martin Jambor <mjambor@suse.cz>
2139 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
2140 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
2141 (ipcp_method_set_orig_node): Removed.
2142 (ipcp_cval_get_cvalue_type): Removed.
2143 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
2144 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
2145 (ipcp_cval_set_cvalue_type): Removed.
2146 (ipcp_cval_get_cvalue): Removed.
2147 (ipcp_cval_set_cvalue): Removed.
2148 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
2149 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
2150 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
2151 (ipcp_cval_meet): Renamed to ipa_lattice_meet
2152 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
2153 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
2154 (ipcp_get_ith_lattice): Changed parameters.
2155 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
2156 (ipcp_lattice_from_jfunc): Changed parameters.
2157 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
2158 (ipcp_method_cval_print): Added temporary variable info.
2159 (ipcp_redirect): Removed already unused local variable caller.
2160 (ipcp_redirect): New temporary variable orig_callee_info
2161 (ipcp_redirect): Removed newly unused local variable callee.
2162 (ipcp_redirect): Removed (a bit confusing) local variable type.
2163 (ipcp_insert_stage): Added local variable info.
2164 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
2166 (ipcp_formal_create): Removed.
2167 (ipcp_method_cval_set): Removed.
2168 (ipcp_propagate_stage): Renamed lattice variables.
2169 (ipcp_method_cval_set_cvalue_type): Removed.
2170 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
2171 (ipcp_print_all_lattices): Changed printed strings to refer to
2172 lattices rather than cvals.
2173 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
2174 (ipcp_propagate_const): Changed formal parameters.
2175 (build_const_val): Changed formal parameters.
2176 (ipcp_insert_stage): Removed useless variable cvalue
2177 (build_const_val): Changed formal parameters.
2178 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
2179 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
2180 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
2181 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
2182 (ipcp_print_func_profile_counts): Changed string from "method" to
2184 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
2185 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
2186 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
2187 (ipcp_structures_print): Renamed to ipcp_print_all_structures
2188 (ipcp_profile_print): Renamed to ipcp_print_profile_data
2189 (ipcp_lat_is_const): Changed parameters and made inline.
2190 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
2191 (ipcp_redirect): Renamed to ipcp_need_redirect_p
2192 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
2193 the predicate condition directly
2194 (ipcp_propagate_stage): Added local variable args. Removed local
2195 variable callee. (Both are mere code simplifications.)
2196 (ipcp_method_dont_insert_const): Renamed to
2197 ipcp_node_not_modifiable_p.
2198 (ipcp_node_not_modifiable_p): Made inline.
2199 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
2200 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
2201 (ipcp_print_all_lattices): Removed variable cvalue
2202 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
2205 2008-05-06 Olivier Hainque <hainque@adacore.com>
2207 * tree-sra.c (try_instantiate_multiple_fields): Early return
2208 if field has POINTER_TYPE.
2210 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
2212 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
2213 by using 'q' specifier for instruction.
2214 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
2216 2008-05-06 Anatoly Sokolov <aesok@post.ru>
2218 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2219 Change mode of zero_extract from QImode to HImode.
2220 (sign bit tests peepholes): (Ditto.).
2222 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
2224 * config/i386/mmx.md: Remove double backslashes from asm templates.
2225 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
2226 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2227 to handle nonimmediate operands.
2228 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
2229 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
2230 to handle nonimmediate operands.
2231 (*mmx_<code>v2sf3_finite): New insn pattern.
2232 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
2233 (mmx_<code>v2sf3): New expander. Use
2234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2235 (mmx_<plusminus_insn><mode>3): New expander. Use
2236 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2237 (*mmx_<plusminus_insn><mode>3): New insn pattern.
2238 (mmx_add<mode>3): Removed.
2239 (mmx_ssadd<mode>3): Ditto.
2240 (mmx_usadd<mode>3): Ditto.
2241 (mmx_sub<mode>3): Ditto.
2242 (mmx_sssub<mode>3): Ditto.
2243 (mmx_ussub<mode>3): Ditto.
2244 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
2245 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
2246 to handle nonimmediate operands.
2247 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
2249 (mmx_smulv4hi3_highpart): New expander. Use
2250 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2251 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
2253 (mmx_umulv4hi3_highpart): New expander. Use
2254 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2255 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
2256 (mmx_<code>v4hi3): New expander. Use
2257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2258 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
2259 (mmx_<code>v8qi3): New expander. Use
2260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2261 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
2262 (mmx_<code><mode>3): New expander. Use
2263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
2265 2008-05-05 Jan Hubicka <jh@suse.cz>
2267 PR tree-optimization/36118
2268 * passes.c (pass_init_dump_file): Fix dump header.
2270 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2273 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
2274 VCE for function decls.
2276 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2278 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
2280 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
2282 * config/i386/i386.md (sat_plusminus): New.
2283 (plusminus_insn): Likewise.
2284 (plusminus_mnemonic): Likewise.
2286 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
2287 (*<addsub><mode>3_cc_overflow): Renamed to ...
2288 (*<plusminus_insn><mode>3_cc_overflow): This.
2289 (*<addsub>si3_zext_cc_overflow): Renamed to ...
2290 (*<plusminus_insn>si3_zext_cc_overflow): This.
2292 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
2293 (<plusminus_insn><mode>3): This.
2294 (*<addsub><mode>3): Renamed to ...
2295 (*<plusminus_insn><mode>3): This.
2296 (<sse>_vm<addsub><mode>3): Renamed to ...
2297 (<sse>_vm<plusminus_insn><mode>3): This.
2298 (sse3_h<addsub>v4sf3): Renamed to ...
2299 (sse3_h<plusminus_insn>v4sf3): This.
2300 (sse3_h<addsub>v2df3): Renamed to ...
2301 (sse3_h<plusminus_insn>v2df3): This.
2302 (<plusminus_insn><mode>3): New.
2303 (*<plusminus_insn><mode>3): Likewise.
2304 (sse2_<plusminus_insn><mode>3): Likewise.
2305 (add<mode>): Removed.
2306 (*add<mode>3): Likewise.
2307 (sse2_ssadd<mode>3): Likewise.
2308 (sse2_usadd<mode>3): Likewise.
2309 (sub<mode>3): Likewise.
2310 (*sub<mode>3): Likewise.
2311 (sse2_sssub<mode>3): Likewise.
2312 (sse2_ussub<mode>3): Likewise.
2314 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
2316 * gthr-single.h: Add in required interface elements as per gthr.h.
2317 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
2318 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
2319 Generalize UNUSED macro.
2320 (__gthread_once): Add.
2321 (__gthread_key_create): Add.
2322 (__gthread_key_delete): Add.
2323 (__gthread_getspecific): Add.
2324 (__gthread_setspecific): Add.
2326 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
2328 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
2329 the same size types for the indirect reference on the rhs, then
2332 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
2334 * config/i386/i386.md
2335 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
2336 one insn template instead of template series.
2337 (*xordi_1_rex64): Ditto.
2338 (*xordi_2_rex64): Ditto.
2340 2008-05-05 Ira Rosen <irar@il.ibm.com>
2342 PR tree-optimization/36119
2343 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
2346 2008-06-04 Jan Hubicka <jh@suse.cz>
2348 tree-optimization/36100
2349 * tree-pass.h (pass_O0_always_inline): Declare.
2350 * ipa-inline.c (inline_transform): Remove dead code.
2351 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2352 pass_O0_always_inline): New.
2353 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
2355 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
2357 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
2358 mnemonic in this_param move for TARGET_64BIT.
2360 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
2362 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
2363 (*strmovsi_rex_1): Ditto.
2364 (*strsetsi_1): Ditto.
2365 (*strsetsi_rex_1): Ditto.
2367 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
2368 adddicc expanders using SWI mode iterator.
2370 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
2376 2008-05-04 David S. Miller <davem@davemloft.net>
2378 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
2379 (sparc*-*-linux*): Use linux.h in tm_file.
2380 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
2381 compiler defaulting to 32-bit.
2382 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
2384 * config/sparc/linux.h: Remove definitions now obtained
2385 properly from linux.h
2386 * config/sparc/linux64.h: Likewise.
2387 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
2388 don't want this setting for 32-bit builds in a biarch compiler.
2389 * doc/install.texi: Add sparc-linux to list of targets
2390 supporting --enable-targets=all.
2392 2008-05-03 Andrew Pinski <pinskia@gmail.com>
2394 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
2396 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
2399 after V4SI_FTYPE_V8HI.
2400 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
2401 case V4SI_FTYPE_V2DF.
2403 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
2405 * doc/invoke.texi (max-flow-memory-locations): Removed.
2406 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
2408 2008-05-03 Richard Guenther <rguenther@suse.de>
2411 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
2413 2008-05-02 David S. Miller <davem@davemloft.net>
2415 * config.gcc (need_64bit_hwint): Document libcpp dependency.
2417 2008-05-02 Simon Baldwin <simonb@google.com>
2420 * c-common.h (warn_array_subscript_range): Removed.
2421 * c-common.c (warn_array_subscript_range): Ditto.
2422 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
2423 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
2425 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/i386.c (ix86_special_builtin_type): New.
2428 (bdesc_special_args): Likewise.
2429 (ix86_expand_special_args_builtin): Likewise.
2430 (ix86_init_mmx_sse_builtins): Updated.
2431 (ix86_expand_builtin): Updated.
2432 (ix86_expand_store_builtin): Removed.
2433 (ix86_expand_unop_builtin): Likewise.
2435 * config/i386/mm3dnow.h (__v2sf): Moved to ...
2436 * config/i386/mmintrin.h (__v2sf): Here.
2438 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
2440 (_mm_loadl_pi): Likewise.
2441 (_mm_storeh_pi): Replace __v2si with __v2sf.
2442 (_mm_storel_pi): Likewise.
2444 * doc/extend.texi: Correct __builtin_ia32_loadhps,
2445 __builtin_ia32_loadlps, __builtin_ia32_storehps,
2446 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
2447 __builtin_ia32_loadlpd.
2449 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
2452 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
2453 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
2454 (ix86_init_mmx_sse_builtins): Updated.
2455 (ix86_expand_args_builtin): Likewise.
2456 (ix86_expand_builtin): Likewise.
2457 (ix86_expand_unop1_builtin): Renamed to ...
2458 (ix86_expand_unop_vec_merge_builtin): This.
2460 2008-05-01 Jan Hubicka <jh@suse.cz>
2463 * ipa-inline.c (inline_generate_summary): Make static.
2464 (inline_transform): Do not call inlining at -O0; make static.
2465 * passes.c (execute_todo): Add sanity check.
2466 (execute_one_ipa_transform_pass): Execute proper flags.
2468 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
2470 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
2471 (DECL_NONADDRESSABLE_P): Likewise.
2472 * alias.c (record_component_aliases): Fix comment.
2474 2008-05-01 Simon Baldwin <simonb@google.com>
2476 * c-common.h (warn_array_subscript_range): New function.
2477 * c-common.c (warn_array_subscript_range): Ditto.
2478 * tree-vrp.c (check_array_ref): Corrected code to agree with
2479 comment, ignoring only arrays of size 0 or size 1.
2480 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
2482 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/i386.c (ix86_builtin_type): Replace
2485 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
2486 (bdesc_args): Updated.
2487 (ix86_init_mmx_sse_builtins): Likewise.
2488 (ix86_expand_args_builtin): Likewise.
2490 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
2493 * doc/extend.texi: Correct __builtin_ia32_palignr.
2495 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2498 * config/i386/i386.c (bdesc_crc32): Removed.
2499 (ix86_expand_crc32): Likewise.
2500 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
2501 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
2502 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
2503 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
2504 UINT_FTYPE_UINT_UCHAR.
2505 (bdesc_args): Updated. Add crc32 builtins.
2506 (ix86_init_mmx_sse_builtins): Updated.
2507 (ix86_expand_args_builtin): Updated to support subreg.
2509 * doc/extend.texi: Correct __builtin_ia32_crc32di.
2511 2008-05-01 Jan Hubicka <jh@suse.cz>
2513 * tree-pass.h (opt_pass): Add IPA_PASS.
2514 (varpool_node, cgraph_node): Forward declare.
2515 (ipa_opt_pass): Define.
2516 (pass_ipa_inline): Turn into ipa_opt_pass.
2517 (pass_apply_inline): Remove.
2518 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
2519 (apply_inline): Turn into ....
2520 (inline_transform): ... this one.
2521 (inline_generate_summary): New function.
2522 (pass_apply_inline): Remove.
2523 * function.h (ipa_opt_pass): Forward declare structure; typedef;
2525 (struct function): Add ipa_transforms_to_apply.
2526 * passes.c (register_one_dump_file): Work on IPA_PASS.
2527 (init_optimization_passes): Remove pass_inline_parameters and
2529 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
2530 (execute_one_pass) ... here; apply transforms when possible.
2531 (add_ipa_transform_pass, execute_ipa_summary_asses,
2532 execute_one_ipa_transform_pass): New.
2533 (execute_ipa_pass_list): Update for IPA_PASS type.
2535 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2537 * config/i386/i386.c (ix86_builtin_type): Add
2538 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
2539 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
2540 (bdesc_args): Add SSE4a builtins.
2541 (ix86_init_mmx_sse_builtins): Updated.
2542 (ix86_expand_args_builtin): Likewise.
2543 (ix86_expand_builtin): Likewise.
2545 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/i386.c (ix86_builtin_type): Add
2548 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
2549 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
2550 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
2551 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
2552 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
2553 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
2554 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
2555 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
2556 and DI_FTYPE_DI_DI_INT.
2557 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
2558 (ix86_init_mmx_sse_builtins): Updated.
2559 (ix86_expand_args_builtin): Likewise.
2560 (ix86_expand_builtin): Likewise.
2561 (ix86_expand_binop_imm_builtin): Removed.
2563 * doc/extend.texi: Correct __builtin_ia32_palignr128.
2565 2008-04-30 Richard Guenther <rguenther@suse.de>
2567 PR tree-optimization/32921
2568 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
2570 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
2572 * config/arm/arm.c (arm_unwind_emit): Use
2573 crtl->all_throwers_are_sibcalls instead of
2574 cfun->all_throwers_are_sibcalls.
2575 (arm_output_fn_unwind): Likewise.
2576 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
2577 instead of cfun->uses_pic_offset_table.
2578 (frv_expand_prologue): Likewise.
2579 (frv_frame_pointer_required): Likewise.
2580 (frv_expand_fdpic_call): Likewise.
2581 (frv_emit_movsi): Likewise.
2582 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
2583 cfun->returns_pcc_struct instead of
2584 current_function_returns_pcc_struct.
2585 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
2586 instead of cfun->calls_eh_return.
2587 (m32c_pushm_popm): Likewise.
2588 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
2589 "extern" declaration.
2591 2008-04-30 Richard Guenther <rguenther@suse.de>
2593 PR tree-optimization/21636
2594 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
2596 (evaluate_stmt): Print the likely value.
2597 (ccp_visit_stmt): Avoid excessive vertical spacing.
2599 2008-04-30 Rafael Espindola <espindola@google.com>
2601 * builtins.c (fold_call_expr): Return realret.
2602 * tree-ssa-threadedge.c
2603 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
2604 __builtin_object_size.
2606 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
2608 * gcc.c (wrapper_string): New variable.
2609 (insert_wrapper): New function.
2610 (execute): New option -wrapper.
2611 * doc/invoke.texi (Overall Options): New driver option -wrapper.
2613 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
2615 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
2616 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
2617 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
2619 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
2620 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
2621 config/rs6000/e500crtres64gprctr.asm,
2622 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
2623 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
2624 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
2625 config/rs6000/e500crtsav64gprctr.asm,
2626 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
2627 config/rs6000/e500crtsavg64gprctr.asm: New files.
2628 * config/rs6000/t-ppccomm: Add build rules for new files.
2629 (LIB2FUNCS_STATIC_EXTRA): Add new files.
2630 * config/rs6000/t-netbsd: Add build rules for new files.
2631 (LIB2FUNCS_STATIC_EXTRA): New variable.
2632 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
2633 (CRTSAVRES_DEFAULT_SPEC): Likewise.
2634 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
2636 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/i386.c (ix86_builtin_type): Add
2639 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
2640 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
2641 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
2642 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
2643 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
2644 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
2645 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
2646 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
2647 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
2648 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
2649 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
2650 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
2651 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
2652 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
2653 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
2654 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
2655 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
2656 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
2657 V1DI_FTYPE_V2SI_V2SI.
2658 (bdesc_2arg): Moved to ...
2660 (ix86_init_mmx_sse_builtins): Updated.
2661 (ix86_expand_args_builtin): Updated. Take a pointer
2662 to const struct builtin_description. Handle comparison
2664 (ix86_expand_sse_compare): Take a new argument for swapping operands.
2665 (ix86_expand_builtin): Updated.
2667 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
2668 (ssse3_pmaddubsw128): This.
2669 (ssse3_pmaddubswv4hi3): Renamed to ...
2670 (ssse3_pmaddubsw): This.
2672 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
2673 (__builtin_ia32_packssdw128): Likewise.
2674 (__builtin_ia32_packuswb128): Likewise.
2675 (__builtin_ia32_pmaddubsw): Likewise.
2676 (__builtin_ia32_pmaddubsw128): Likewise.
2678 2008-04-30 Richard Guenther <rguenther@suse.de>
2680 PR tree-optimization/14847
2681 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
2682 (recognize_bits_test): Use it.
2683 (recognize_single_bit_test): Likewise.
2685 2008-04-30 Martin Jambor <mjambor@suse.cz>
2687 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
2688 instead of setting number of formal parameters to zero.
2689 (ipcp_init_stage): Do not set the number of actual parameters to zero
2691 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
2692 which are called with variable number of arguments.
2693 (ipcp_insert_stage): Explicitely skipping all nodes which are
2694 called with variable number of arguments.
2695 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
2696 number of parameters.
2698 * ipa-prop.h (struct ipa_node_params): Added flag
2699 called_with_var_arguments
2700 (ipa_set_param_count): Added. Changed sole setter to use it.
2701 (ipa_get_param_count): Added. All readers of param_count
2702 converted to use it instead.
2703 (ipa_set_called_with_variable_arg): Added.
2704 (ipa_is_called_with_var_arguments): Added.
2705 (ipa_get_ith_param): Added. All readers of param_decls converted
2707 (ipa_set_cs_argument_count): Added, sole writer to argument_count
2709 (ipa_get_cs_argument_count): Added, all readers of argument_count
2711 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
2714 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
2715 (struct ipcp_lattice): Renamed cval_type to type
2716 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
2718 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
2719 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
2720 (ipcp_insert_stage): Changed the type of variable cvalue to tree
2721 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
2722 (build_const_val): Changed the type of parameter cvalue to tree
2723 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
2724 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
2726 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
2729 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
2730 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
2731 (ipa_add_method): Renamed to ipa_push_func_to_list
2732 (ipa_remove_method): Renamed to ipa_pop_func_from_list
2733 (ipa_callsite_param_count): Removed.
2734 (ipa_callsite_param_count_set): Removed.
2735 (ipa_callsite_param): Removed.
2736 (ipa_callsite_callee): Removed.
2737 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
2738 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
2739 (ipa_method_formal_count): Removed.
2740 (ipa_method_formal_count_set): Removed.
2741 (ipa_method_get_tree): Removed.
2742 (ipa_method_tree_map_create): Removed.
2743 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
2744 (ipa_create_param_decls_array): Creates the array itself
2745 (ipa_create_param_decls_array): Temporary variable info instead of
2747 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
2748 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
2749 (get_type): Removed.
2750 (ipa_jf_get_info_type): Removed.
2751 (ipa_node_create): Renamed to ipa_create_node_params
2752 (ipa_free): Renamed to ipa_free_all_node_params
2753 (ipa_nodes_create): Renamed to ipa_create_all_node_params
2754 (ipa_edges_create): Renamed to ipa_create_all_edge_args
2755 (ipa_edges_free): Renamed to ipa_free_all_edge_args
2756 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
2757 (ipa_free_all_node_params): Deallocation to jump_functions moved to
2758 ipa_free_all_edge_args
2759 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
2760 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
2761 (ipa_create_methodlist_node): Removed.
2762 (ipa_methodlist_method): Removed.
2763 (ipa_methodlist_method_set): Removed.
2764 (ipa_methodlist_next_method): Removed.
2765 (ipa_methodlist_next_method_set): Removed.
2766 (ipa_method_is_modified): Removed.
2767 (ipa_method_modify_create): Removed.
2768 (ipa_method_modify_init): Temporary variable info instead of a few
2770 (ipa_detect_param_modifications): Temporary variable info instead of
2772 (ipa_compute_jump_functions): Temporary variable info instead of
2774 (ipa_method_modify_set): Removed.
2775 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
2776 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
2777 than craph_node as the first parameter.
2778 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
2779 (ipa_method_modify_init): Removed.
2780 (ipa_compute_jump_functions): Added a temp variable instead of
2781 repeatadly dereferencing the cgraph_edge.aux pointer
2782 (ipa_callsite_param_set_type): Removed.
2783 (ipa_compute_jump_functions): i renamed to index and moved to
2785 (ipa_callsite_param_set_info_type_formal): Removed.
2786 (ipa_callsite_param_set_info_type): Removed.
2787 (ipa_callsite_param_map_create): Removed.
2788 (ipa_callsite_tree): Removed.
2789 (ipa_callsite_caller): Removed.
2790 (ipa_pop_func_from_list): return_method removed to return_func
2792 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
2793 prefixed all values with IPA_. Changed all users.
2794 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
2795 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
2796 and FORMAL_IPATYPE IPA_PASS_THROUGH.
2797 (union parameter_info): Renamed to jump_func_value.
2798 (union jump_func_value): Renamed value to constant
2799 (struct ipa_jump_func): Renamed info_type to value
2800 (struct ipa_node): Renamed to ipa_node_params
2801 (struct ipa_node_params): Renamed ipa_arg_num to param_count
2802 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
2803 (struct ipa_node_params): Renamed ipa_mod to modified_flags
2804 (struct ipa_edge): Renamed to ipa_edge_args
2805 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
2806 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
2807 (struct ipa_methodlist): Renamed to ipa_func_list
2808 (struct ipa_func_list): method_p renamed to node, next_method
2810 (ipa_methodlist_p): Removed, switched all users to struct pointer
2811 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
2813 2008-04-30 Alan Modra <amodra@bigpond.net.au>
2815 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
2816 (rs6000_emit_epilogue): Use backchain to restore only when we
2817 have a large frame. Make use of frame pointer to restore if we
2818 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
2820 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
2822 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
2823 Add mode to zero_extract.
2824 (sign bit tests peepholes): (Ditto.).
2826 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
2828 * config/i386/i386.c (ix86_builtins): Replace Prescott New
2829 Instructions in comments with SSE3.
2830 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
2831 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
2832 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
2833 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
2834 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
2835 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
2836 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
2837 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
2838 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
2839 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
2840 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
2841 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
2842 (bdesc_sse_args): Renamed to ...
2843 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
2844 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
2845 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
2847 (bdesc_1arg): Moved to ...
2849 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
2850 Instructions in comments with SSE3.
2851 (ix86_expand_sse_operands_builtin): Renamed to ...
2852 (ix86_expand_args_builtin): This. Updated.
2853 (ix86_expand_unop1_builtin): Update comments.
2854 (ix86_expand_builtin): Updated.
2856 2008-04-29 Richard Guenther <rguenther@suse.de>
2858 PR tree-optimization/36078
2859 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
2860 Update virtual SSA form after cleaning up the CFG.
2862 2008-04-29 Richard Guenther <rguenther@suse.de>
2865 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
2867 2008-04-29 Richard Guenther <rguenther@suse.de>
2869 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
2870 (compute_may_aliases): Do not call finalize_ref_all_pointers.
2871 (compute_flow_insensitive_aliasing): Do not treat
2872 PTR_IS_REF_ALL pointers special.
2873 (get_smt_for): Likewise.
2874 (may_alias_p): Re-structure.
2875 (is_escape_site): A ref-all pointer conversion is not an escape site.
2876 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
2877 PTR_IS_REF_ALL pointers special.
2878 * tree-ssa-structalias.h (struct alias_info): Remove
2879 ref_all_symbol_mem_tag field.
2880 (PTR_IS_REF_ALL): Remove.
2882 2008-04-29 Richard Guenther <rguenther@suse.de>
2885 * fold-const.c (extract_muldiv_1): In combining division constants
2886 make sure to never overflow.
2888 2008-04-29 Nick Clifton <nickc@redhat.com>
2890 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
2892 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2895 * optc-gen.awk: Work around HP-UX/IA awk bug.
2897 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
2899 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
2902 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2905 * config/i386/i386.md
2906 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
2907 Change operand 1 predicate to nonimmediate_operand.
2909 2008-04-28 Jakub Jelinek <jakub@redhat.com>
2912 * dwarf2out.c (struct die_struct): Mark as chain_circular through
2914 * gengtype.c (walk_type, write_func_for_structure): Handle
2916 * doc/gty.texi: Document chain_circular.
2918 2008-04-28 Richard Guenther <rguenther@suse.de>
2920 PR tree-optimization/36066
2921 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
2924 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
2927 * config/i386/i386.md
2928 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
2929 Use match_scratch instead of match_operand for operands 3 and 4.
2931 2008-04-27 Richard Guenther <rguenther@suse.de>
2933 PR tree-optimization/18754
2934 PR tree-optimization/34223
2935 * tree-pass.h (pass_complete_unrolli): Declare.
2936 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
2937 loop size before and after unconditionally of UL_NO_GROWTH in effect.
2938 Rewrite loop into loop closed SSA form if it is not already.
2939 (tree_unroll_loops_completely): Re-structure to iterate over
2940 innermost loops with intermediate CFG cleanups.
2941 Unroll outermost loops only if requested or the code does not grow
2943 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
2944 loops are available.
2945 (tree_vectorize): Instead do so here.
2946 (tree_complete_unroll): Also unroll outermost loops.
2947 (tree_complete_unroll_inner): New function.
2948 (gate_tree_complete_unroll_inner): Likewise.
2949 (pass_complete_unrolli): New pass.
2950 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
2951 uses outside of the loop.
2952 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
2953 form if it is available.
2954 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
2955 * passes.c (init_optimization_passes): Schedule complete inner
2956 loop unrolling pass before the first CCP pass after final inlining.
2958 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
2960 * targhooks.h (default_emutls_var_fields,
2961 default_emutls_var_init): Declare.
2962 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
2963 * target.h (struct gcc_target): Add struct emutls member.
2964 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
2965 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
2966 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
2967 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
2968 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
2969 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
2970 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
2971 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
2972 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
2973 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
2974 emit debug information.
2975 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
2976 * varasm.c: Include targhooks.h.
2977 (emutls_object_section, emutls_tmpl_section): New.
2978 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
2979 (EMUTLS_SEPARATOR): New.
2981 (get_emutls_object_name): New.
2982 (default_emutls_var_fields): New, broken out of ...
2983 (get_emutls_object_type): ... here. Adjust to use target hooks.
2984 (get_emutls_init_templ_addr): Adjust to use target hooks.
2985 (emutls_decl): Adjust to use target hooks.
2986 (emutls_finish): Likewise.
2987 (default_emutls_var_init): New, broken out of ...
2988 (assemble_variable): ... here. Adjust to use target hooks.
2989 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
2991 * c-common.c (handle_section_attribute): Prevent overriding
2992 sections for emulated tls with special sections.
2993 * config/i386/i386.c (x86_64_elf_select_section): Add
2994 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
2995 (x86_64_elf_unique_section): Likewise.
2996 * config/vxworks.c: Include tree.h.
2997 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
2998 (vxworks_override_options): Set TLS scheme.
2999 * doc/tm.texi (Emulated TLS): New node.
3001 2008-04-26 Simon Baldwin <simonb@google.com>
3004 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
3005 with propagated string constants.
3007 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
3010 constraint for operand 2 when operand 0 is memory operand.
3011 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
3012 operand 0 is memory operand.
3013 (fix_trunc<mode>_i387_with_temp): Ditto.
3014 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
3015 operand 2 when operand 1 is memory operand.
3016 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
3017 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
3018 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
3019 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
3020 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
3021 operands 2,3 and 4 when operand 1 is memory operand.
3022 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
3024 (fistdi2_floor_with_temp): Ditto.
3025 (fist<mode>2_floor_with_temp): Ditto.
3026 (fistdi2_ceil_with_temp): Ditto.
3027 (fist<mode>2_ceil_with_temp): Ditto.
3028 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
3030 2008-04-26 David Daney <ddaney@avtrex.com>
3032 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
3034 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
3035 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3036 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3037 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
3038 (compare_and_swap_12): New insn.
3039 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
3040 * config/mips/mips.c (mips_force_binary): New function.
3041 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
3042 (mips_expand_compare_and_swap_12): New function.
3043 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
3045 2008-04-25 Jan Hubicka <jh@suse.cz>
3048 * cfgexpand.c (pass_expand): Turn into RTL pass.
3049 * passes.c (execute_one_pass): Do pass typechecking after execution.
3050 * tree-pass.h (pass_expand): Turn into RTL pass.
3052 * function.h (struct rtl_data): Move here fields
3053 accesses_prior_frames, calls_eh_return, saves_all_registers,
3054 has_nonlocal_goto, has_asm_statement, is_thunk,
3055 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
3056 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
3057 arg_pointer_save_area_init from struct function; turn into bool.
3058 (struct function): Move
3059 calls_eh_return, saves_all_registers, has_nonlocal_goto,
3060 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
3061 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
3062 tail_call_emit, arg_pointer_save_area_init
3063 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
3064 (current_function_returns_struct, current_function_returns_pcc_struct,
3065 current_function_calls_setjmp, current_function_calls_alloca,
3066 current_function_accesses_prior_frames,
3067 current_function_calls_eh_return, current_function_is_thunk,
3068 current_function_stdarg, current_function_profile,
3069 current_function_limit_stack, current_function_uses_pic_offset_table,
3070 current_function_uses_const_pool, current_function_has_nonlocal_label,
3071 current_function_saves_all_registers,
3072 current_function_has_nonlocal_goto,
3073 current_function_has_asm_statement): Remove accesor macros.
3074 * ra-conflict.c (global_conflicts): Update.
3075 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
3076 (suitable_for_tail_call_opt_p): Update.
3077 * builtins.c (expand_builtin_return_addr): Update.
3078 (expand_builtin_setjmp_setup): Update.
3079 (expand_builtin_nonlocal_goto): Update.
3080 * final.c (final_start_function): Update.
3081 (profile_function): Update.
3082 (leaf_function_p): Update.
3083 (only_leaf_regs_used): Update.
3084 * df-scan.c (df_get_exit_block_use_set): Update.
3085 * dojump.c (clear_pending_stack_adjust): Update.
3086 * tree-stdarg.c (gate_optimize_stdarg): Update.
3087 * gimple-low.c (lower_function_body): Update.
3088 * global.c (compute_regsets): Update.
3089 (global_alloc): Update.
3090 * dwarf2out.c (dwarf2out_begin_prologue): Update.
3091 * expr.c (expand_assignment): Update.
3092 * dse.c (dse_step0): Update.
3093 (dse_step1): Update.
3094 * c-decl.c (store_parm_decls): Update.
3095 * local-alloc.c (combine_regs): Update.
3096 (find_free_reg): Update.
3097 * function.c (assign_parms_augmented_arg_list): Update.
3098 (assign_parm_find_data_types): Update.
3099 (assign_parms): Update.
3100 (allocate_struct_function): Update.
3101 (expand_function_start): Update.
3102 (expand_function_end): Update.
3103 (get_arg_pointer_save_area): Update.
3104 (thread_prologue_and_epilogue_insns): Update.
3105 (rest_of_match_asm_constraints): Update.
3106 * stor-layout.c (variable_size): Update.
3107 * gcse.c (gcse_main): Update.
3108 (bypass_jumps): Update.
3109 * gimplify.c (gimplify_function_tree): Update.
3110 * calls.c (emit_call_1): Update.
3111 (expand_call): Update.
3112 * bt-load.c (compute_defs_uses_and_gen): Update.
3113 * except.c (sjlj_assign_call_site_values): Update.
3114 (sjlj_emit_function_enter): Update.
3115 (can_throw_external): Update.
3116 (set_nothrow_function_flags): Update.
3117 (expand_builtin_unwind_init): Update.
3118 (expand_eh_return): Update.
3119 (convert_to_eh_region_ranges): Update.
3120 (output_function_exception_table): Update.
3121 * emit-rtl.c (gen_tmp_stack_mem): Update.
3122 * cfgexpand.c (expand_used_vars): Update.
3123 (tree_expand_cfg): Update.
3124 * cfgcleanup.c (rest_of_handle_jump): Update.
3125 * explow.c (allocate_dynamic_stack_space): Update.
3126 * varasm.c (assemble_start_function): Update.
3127 (force_const_mem): Update.
3128 (mark_constant_pool): Update.
3129 * tree-optimize.c (tree_rest_of_compilation): Update.
3130 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
3131 * tree-cfg.c (notice_special_calls): Update.
3132 (is_ctrl_altering_stmt): Update.
3133 (tree_can_make_abnormal_goto): Update.
3134 (tree_purge_dead_abnormal_call_edges): Update.
3135 * config/alpha/predicates.md: Update.
3136 * config/alpha/alpha.c (alpha_sa_mask): Update.
3137 (alpha_sa_size): Update.
3138 (alpha_does_function_need_gp): Update.
3139 (alpha_expand_prologue): Update.
3140 (alpha_start_function): Update.
3141 (alpha_output_function_end_prologue): Update.
3142 (alpha_expand_epilogue): Update.
3143 * config/frv/frv.c (frv_stack_info): Update.
3144 (frv_expand_epilogue): Update.
3145 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
3146 (s390_register_info): Update.
3147 (s390_frame_info): Update.
3148 (s390_init_frame_layout): Update.
3149 (s390_can_eliminate): Update.
3150 (save_gprs): Update.
3151 * config/spu/spu.c (spu_split_immediate): Update.
3152 (need_to_save_reg): Update.
3153 (spu_expand_prologue): Update.
3154 (spu_expand_epilogue): Update.
3155 * config/sparc/sparc.md: Update.
3156 * config/sparc/sparc.c (eligible_for_return_delay): Update.
3157 (sparc_tls_got): Update.
3158 (legitimize_pic_address): Update.
3159 (sparc_emit_call_insn): Update.
3160 (sparc_expand_prologue): Update.
3161 (output_return): Update.
3162 (print_operand): Update.
3163 (sparc_function_ok_for_sibcall): Update.
3164 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
3165 * config/m32r/m32r.md: Update.
3166 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
3167 (m32r_compute_frame_size): Update.
3168 (m32r_expand_prologue): Update.
3169 (m32r_expand_epilogue): Update.
3170 (m32r_legitimize_pic_address): Update.
3171 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
3172 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3173 * config/i386/i386.c (ix86_frame_pointer_required): Update.
3175 (ix86_save_reg): Update.
3176 (ix86_compute_frame_layout): Update.
3177 (ix86_expand_prologue): Update.
3178 (ix86_expand_epilogue): Update.
3179 * config/sh/sh.c (output_stack_adjust): Update.
3180 (calc_live_regs): Update.
3181 (sh5_schedule_saves): Update.
3182 (sh_expand_prologue): Update.
3183 (sh_expand_epilogue): Update.
3184 (sh_setup_incoming_varargs): Update.
3185 (sh_allocate_initial_value): Update.
3186 (sh_get_pr_initial_val): Update.
3187 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
3188 * config/sh/sh.md (label:): Update.
3189 * config/avr/avr.c (out_movhi_mr_r): Update.
3190 * config/crx/crx.h (enum): Update.
3191 * config/xtensa/xtensa.h (along): Update.
3192 * config/stormy16/stormy16.c Update.
3193 (xstormy16_compute_stack_layout): Update.
3194 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
3195 (fr30_expand_prologue): Update.
3196 * config/cris/cris.c (cris_conditional_register_usage): Update.
3197 (cris_reg_saved_in_regsave_area): Update.
3198 (cris_initial_frame_pointer_offset): Update.
3199 (cris_simple_epilogue): Update.
3200 (cris_expand_prologue): Update.
3201 (cris_expand_epilogue): Update.
3202 (cris_expand_pic_call_address): Update.
3203 (cris_asm_output_symbol_ref): Update.
3204 (cris_asm_output_label_ref): Update.
3205 * config/cris/cris.md Update.
3206 * config/iq2000/iq2000.c (compute_frame_size): Update.
3207 (iq2000_expand_epilogue): Update.
3208 * config/mt/mt.h (save_direction): Update.
3209 * config/mn10300/mn10300.c (mn10300_function_value): Update.
3210 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
3211 (ia64_secondary_reload_class): Update.
3212 * config/m68k/m68k.c (m68k_save_reg): Update.
3213 (m68k_expand_prologue): Update.
3214 (m68k_expand_epilogue): Update.
3215 (legitimize_pic_address): Update.
3216 * config/rs6000/rs6000.c (rs6000_got_register): Update.
3217 (first_reg_to_save): Update.
3218 (first_altivec_reg_to_save): Update.
3219 (compute_vrsave_mask): Update.
3220 (compute_save_world_info): Update.
3221 (rs6000_stack_info): Update.
3222 (spe_func_has_64bit_regs_p): Update.
3223 (rs6000_ra_ever_killed): Update.
3224 (rs6000_emit_eh_reg_restore): Update.
3225 (rs6000_emit_allocate_stack): Update.
3226 (rs6000_emit_prologue): Update.
3227 (rs6000_emit_epilogue): Update.
3228 (rs6000_output_function_epilogue): Update.
3229 (output_profile_hook): Update.
3230 (rs6000_elf_declare_function_name): Update.
3231 * config/rs6000/rs6000.h (rs6000_args): Update.
3232 * config/rs6000/rs6000.md: Update.
3233 * config/mcore/mcore.c (mcore_expand_prolog): Update.
3234 * config/arc/arc.c (arc_output_function_epilogue): Update.
3235 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
3236 * config/darwin.c (machopic_function_base_name): Update.
3237 * config/score/score3.c (score3_compute_frame_size): Update.
3240 (score3_epilogue): Update.
3241 * config/score/score7.c (score7_compute_frame_size): Update.
3242 (score7_prologue): Update.
3243 (score7_epilogue): Update.
3244 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
3245 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
3246 * config/arm/arm.c (use_return_insn): Update.
3247 (require_pic_register): Update.
3248 (arm_load_pic_register): Update.
3249 (arm_compute_save_reg0_reg12_mask): Update.
3250 (arm_compute_save_reg_mask): Update.
3251 (thumb1_compute_save_reg_mask): Update.
3252 (output_return_instruction): Update.
3253 (arm_output_function_prologue): Update.
3254 (arm_output_epilogue): Update.
3255 (arm_get_frame_offsets): Update.
3256 (arm_expand_prologue): Update.
3257 (thumb_pushpop): Update.
3258 (thumb_exit): Update.
3259 (thumb1_expand_prologue): Update.
3260 (thumb1_expand_epilogue): Update.
3261 (arm_unwind_emit): Update.
3262 (arm_output_fn_unwind): Update.
3263 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
3264 * config/arm/arm.md: Update.
3265 * config/pa/pa.md: Update.
3266 * config/pa/pa.c (legitimize_pic_address): Update.
3267 (compute_frame_size): Update.
3268 (hppa_expand_prologue): Update.
3269 (hppa_expand_epilogue): Update.
3270 (borx_reg_operand): Update.
3271 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
3272 (HARD_REGNO_RENAME_OK): Update.
3273 * config/mips/mips.c (mips_global_pointer): Update.
3274 (mips_save_reg_p): Update.
3275 (mips_compute_frame_info): Update.
3276 (mips_frame_pointer_required): Update.
3277 (mips_expand_prologue): Update.
3278 (mips_expand_epilogue): Update.
3279 (mips_can_use_return_insn): Update.
3280 (mips_reorg_process_insns): Update.
3281 * config/v850/v850.c (compute_register_save_size): Update.
3282 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
3283 * config/mmix/mmix.c (along): Update.
3284 (mmix_expand_epilogue): Update.
3285 * config/bfin/bfin.c (legitimize_pic_address): Update.
3286 (must_save_p): Update.
3287 (stack_frame_needed_p): Update.
3288 (add_to_reg): Update.
3289 (bfin_expand_prologue): Update.
3290 * stmt.c (expand_asm_operands): Update.
3291 * reload1.c (reload): Update.
3292 (init_elim_table): Update.
3294 2008-04-25 Bob Wilson <bob.wilson@acm.org>
3296 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
3298 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
3300 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
3301 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
3302 (mov<mode>): Removed.
3303 (*movv4sf_internal): Likewise.
3304 (*movv2df_internal): Likewise.
3306 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
3308 * config.gcc (crx-*-elf): Remove deprecation.
3310 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
3312 * config/i386/cygming-crtend.c (register_frame_ctor): Register
3313 __gcc_deregister_frame with atexit.
3314 (deregister_frame_dtor): Remove.
3316 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
3317 Nathan Sidwell <nathan@codesourcery.com>
3319 * config/rs6000/rs6000.opt (mspe): Remove Var property.
3321 * config/rs6000/rs6000.h (rs6000_spe): Declare.
3322 (rs6000_isel): Likewise.
3323 * config/rs6000/rs6000.c (rs6000_spe): New variable.
3324 (rs6000_isel): New variable.
3325 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
3327 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3330 * c-common.c (handle_vector_size_attribute): Call
3331 lang_hooks.types.reconstruct_complex_type instead of
3332 reconstruct_complex_type.
3333 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
3334 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
3335 * langhooks.h (struct lang_hooks_for_types): Add
3336 reconstruct_complex_type hook.
3337 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
3338 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
3340 2008-04-24 Richard Guenther <rguenther@suse.de>
3342 * c-common.h (check_builtin_function_arguments): Declare.
3343 * c-common.c (validate_nargs): New function.
3344 (check_builtin_function_arguments): Likewise.
3345 * c-typeck.c (build_function_call): Call
3346 check_builtin_function_arguments.
3347 * builtins.c (fold_builtin_classify): Remove error reporting code.
3348 (fold_builtin_unordered_cmp): Likewise.
3349 (fold_builtin_1): Likewise.
3350 (fold_builtin_n): Likewise.
3352 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3354 PR tree-optimization/36008
3355 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
3356 the original op1, rather than delta by step.
3358 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
3359 Sebastian Pop <sebastian.pop@amd.com>
3361 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
3362 eliminate_local_variables_stmt, eliminate_local_variables,
3363 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
3364 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
3365 of code delimited by two edges in the CFG.
3366 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
3367 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
3368 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
3369 the case of parallelisation of reductions.
3370 (expr_invariant_in_region_p): New.
3372 * tree-flow.h (gather_blocks_in_sese_region): Declared.
3373 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
3375 2008-04-24 Ira Rosen <irar@il.ibm.com>
3376 Richard Guenther <rguenther@suse.de>
3378 PR tree-optimization/36034
3379 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
3380 incapable of dealing with loads with gaps.
3382 2008-04-24 Rafael Espindola <espindola@google.com>
3384 * tree-flow.h (vrp_evaluate_conditional): Change signature.
3385 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3386 vrp_evaluate_conditional.
3387 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
3388 (vrp_evaluate_conditional): Split the cond argument.
3389 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
3390 (simplify_stmt_for_jump_threading): Update call to
3391 vrp_evaluate_conditional.
3393 2008-04-24 Ira Rosen <irar@il.ibm.com>
3395 PR tree-optimization/35982
3396 * tree-vect-analyze.c (vect_check_interleaving): Check that the
3397 interleaved data-refs are of the same type.
3399 2008-04-24 Danny Smith <dannysmith@users.net>
3401 * c-format.c (check_format_info_main): Use strncmp rather than a
3402 magic prefix to handle multichar length specs.
3403 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
3404 Don't prefix "I64" and "I32" with '\0'.
3406 2008-04-24 Jakub Jelinek <jakub@redhat.com>
3409 * config/i386/i386.c (init_cumulative_args): Don't pass anything
3410 in registers for -m32 only if stdarg_p (fntype).
3412 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
3414 PR rtl-optimization/36006
3415 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
3416 temp to op0 in order to avoid invalid rtx sharing.
3418 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
3420 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
3421 check TREE_INVARIANT.
3422 * tree-gimple.c (is_gimple_address): New.
3423 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
3424 * tree-gimple.h (is_gimple_address): New.
3425 * tree.h (decl_address_invariant_p): New.
3426 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
3427 (build_string): Likewise.
3428 (decl_address_invariant_p): New, from is_gimple_invariant_address.
3429 (tree_invariant_p_1): Likewise.
3430 (save_expr): Use it.
3431 (tree_invariant_p): New.
3432 (skip_simple_arithmetic): Use it.
3433 (stabilize_reference_1): Use it.
3434 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
3436 (build1_stat): Drop code to compute TREE_INVARIANT.
3437 (build2_stat): Drop code to compute TREE_INVARIANT.
3438 (build3_stat): Drop code to compute TREE_INVARIANT.
3439 (build4_stat): Drop code to compute TREE_INVARIANT.
3440 (build5_stat): Drop code to compute TREE_INVARIANT.
3441 (build7_stat): Drop code to compute TREE_INVARIANT.
3442 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
3443 * tree.h (struct tree_base): Remove invariant_flag.
3444 (TREE_INVARIANT): Remove.
3445 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
3446 (fold_builtin_expect): Check TREE_CONSTANT.
3447 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
3448 * c-tree.h (c_expr_to_decl): Drop third parameter.
3449 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
3450 (build_c_cast): Don't set TREE_INVARIANT.
3451 (pop_init_level): Don't set TREE_INVARIANT.
3452 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
3453 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
3455 (gimplify_init_constructor): Don't set TREE_INVARIANT.
3456 (gimplify_addr_expr): Adjust comment.
3457 * tree-mudflap.c (mf_build_string):
3458 * print-tree.c (print_node): Don't print TREE_INVARIANT.
3459 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
3460 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
3461 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
3462 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
3463 * langhooks.h (struct lang_hooks): Drop third parameter from
3466 2008-04-23 Richard Guenther <rguenther@suse.de>
3468 PR tree-optimization/27799
3469 PR tree-optimization/32921
3470 PR tree-optimization/32624
3471 * tree-ssa-structalias.c (merge_smts_into): Only merge the
3472 SMTs aliases and the tag itself into the solution.
3473 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
3474 merge the points-to solution back into the SMT aliases.
3475 (may_alias_p): Use alias_set_subset_of instead of
3476 aliases_conflict_p. A pointer which points to
3477 memory with alias set zero may access any variable.
3479 2008-04-23 Richard Guenther <rguenther@suse.de>
3481 * alias.c (alias_set_subset_of): Correctly handle asking
3482 if zero is a subset of an alias set with zero child.
3483 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
3484 (compute_flow_insensitive_aliasing): Correctly walk all
3485 pointers. Do not unnecessarily union sets.
3487 2008-04-23 Richard Guenther <rguenther@suse.de>
3490 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
3492 2008-04-22 Tomas Bily <tbily@suse.cz>
3494 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
3496 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
3498 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3499 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3500 * tree-inline.c (estimate_num_insns_1): Likewise.
3501 * varasm.c (const_hash_1, compare_constant, copy_constant)
3502 (compute_reloc_for_constant, output_addressed_constants): Likewise.
3503 * emit-rtl.c (component_ref_for_mem_expr)
3504 (set_mem_attributes_minus_bitpos): Likewise.
3505 * expr.c (highest_pow2_factor, expand_expr_real_1, )
3506 (is_aligning_offset): Likewise.
3507 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
3508 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3509 * dojump.c (do_jump): Likewise.
3510 * builtins.c (get_pointer_alignment, get_memory_rtx)
3511 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
3512 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
3514 2008-04-23 Jakub Jelinek <jakub@redhat.com>
3516 PR rtl-optimization/36017
3517 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
3518 expanding the library call.
3520 2008-04-22 Ian Lance Taylor <iant@google.com>
3522 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
3525 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
3527 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
3528 of LR/CTR moves for Power6.
3530 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
3533 * passes.c (init_optimization_passes): Remove
3534 pass_fast_rtl_byte_dce.
3536 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
3540 builtin functions to generate faster code.
3541 (_mm_cvtpu16_ps): Ditto.
3542 (_mm_cvtpi32x2_ps): Ditto.
3544 2008-04-22 Nick Clifton <nickc@redhat.com>
3546 * common.opt (ftree-loop-distribution): Add Optimization
3549 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
3550 (frv_expand_builtin_va_start): Likewise.
3552 * config/arm/arm.c (thumb_find_work_register): Fix location of
3553 argument register count.
3555 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3557 Support scheduling for ColdFire V1 and V3 microarchitecture.
3558 Improve scheduling of multiplication instructions.
3560 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
3561 (mac): New instruction attribute.
3562 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
3563 (m68k_sched_mac): New variable.
3564 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
3565 Handle cfv1 and cfv3.
3566 (max_insn_size): New static variable.
3567 (struct _sched_ib): New type.
3568 (sched_ib): New static variable.
3569 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
3570 to fields of 'struct _sched_ib sched_ib'. Update all uses.
3571 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
3573 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
3574 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
3575 new variables. Update.
3576 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3577 Add modeling of cfv3 instruction buffer. Update.
3578 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
3579 * config/m68k/m68k.h (TUNE_CFV3): New macro.
3580 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
3581 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
3582 a particular reservation applies to.
3583 (type2): Reorganize attribute values. Rename alu to alu_reg,
3584 alu_l to alu, move_l to omove. Join move to alu. Split mul
3586 (cf_ib_*): Simplify description of instruction buffer.
3587 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
3588 (cf_mem): Split into cf_mem1 and cf_mem2.
3589 (cf_v2_move_??): Rename to cfv12_alu_??.
3590 (cf_v2_move_l_??): Rename to cfv12_omove_??.
3591 (cf_v2_mul_??): Remove reservations.
3592 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
3593 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
3594 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
3596 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
3597 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
3598 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
3599 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
3600 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
3601 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
3602 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
3603 expansions of the above reservations for instructions of sizes
3606 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3608 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
3610 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3612 * coverage.c: Include tree-pass.h.
3613 (coverage_counter_alloc): Print da_file_name to the dump file.
3615 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
3617 * sbitmap.c (sbitmap_range_empty_p): New function.
3618 * sbitmap.h (sbitmap_range_empty_p): New function.
3619 * bitmap.h: Now includes obstack.h.
3621 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
3622 Kenneth Zadeck <zadeck@naturalbridge.com>
3624 * dbgcnt.def (ra_byte_scan): Added.
3625 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
3626 when the last hit happens for a counter.
3627 * timevar.def (TV_DF_BYTE_LR): New variable.
3628 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
3629 * passes.c (pass_fast_rtl_byte_dce): New pass.
3630 * fwprop.c (update_df): Added mode to call df_ref_create.
3631 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3632 DF_REF_EXTRACT_OFFSET.
3633 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
3634 DF_BYTE_LR_OUT, df_byte_lr): New macro.
3636 (df_ref_extract): Added mode field.
3637 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
3638 DF_REF_EXTRACT_OFFSET.
3639 (DF_REF_EXTRACT_MODE): New macro.
3640 (df_byte_lr_bb_info): New structure.
3641 (df_print_byte_regset, df_compute_accessed_bytes,
3642 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
3643 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
3644 df_byte_lr_simulate_uses,
3645 df_byte_lr_simulate_artificial_refs_at_top,
3646 df_byte_lr_simulate_artificial_refs_at_end,
3647 df_compute_accessed_bytes): New function.
3648 (df_ref_create): Add parameter.
3649 (df_byte_lr_get_bb_info): New inline function.
3650 * df-scan.c (df_ref_record, df_uses_record,
3651 df_ref_create_structure): Added mode parameter.
3652 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
3653 df_defs_record, df_uses_record, df_get_conditional_uses,
3654 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3655 df_entry_block_defs_collect, df_exit_block_uses_collect):
3656 Added mode parameter to calls to df_ref_record, df_uses_record,
3657 df_ref_create_structure.
3658 (df_ref_equal_p, df_ref_compare): Added test for modes.
3659 (df_ref_create_structure): Added code to set mode. Renamed
3660 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
3661 DF_REF_EXTRACT_OFFSET.
3662 * df-core.c (df_print_byte_regset): New function.
3663 * df-byte-scan.c: New file.
3664 * df-problems.c (df_rd_transfer_function): Removed unnecessary
3665 calls to BITMAP_FREE.
3666 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
3667 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
3668 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
3669 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
3670 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
3671 df_byte_lr_local_compute, df_byte_lr_init,
3672 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3673 df_byte_lr_transfer_function, df_byte_lr_free,
3674 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
3675 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
3676 df_byte_lr_simulate_uses,
3677 df_byte_lr_simulate_artificial_refs_at_top,
3678 df_byte_lr_simulate_artificial_refs_at_end): New function.
3679 * dce.c (byte_dce_process_block): New function.
3680 (dce_process_block): au is now passed in rather than computed
3681 locally. Changed loops that look at artificial defs to not look
3682 for conditional or partial ones, because there never are any.
3683 (fast_dce): Now is able to drive byte_dce_process_block or
3684 dce_process_block depending on the kind of dce being done.
3685 (rest_of_handle_fast_dce): Add parameter to fast_dce.
3686 (rest_of_handle_fast_byte_dce): New function.
3687 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
3688 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
3690 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
3693 * gcc.h: Added fortran options that take arguments to
3694 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
3697 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
3699 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
3700 scalarization if on the LHS and not a full access.
3702 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3704 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
3706 2008-04-18 Rafael Espindola <espindola@google.com>
3708 * tree-vrp.c (find_case_label_index): Fix the binary search.
3709 (find_case_label_range): New.
3710 (vrp_visit_switch_stmt): Use find_case_label_range.
3711 (simplify_switch_using_ranges): Use find_case_label_range.
3713 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
3715 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
3716 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
3718 2008-04-18 Tom Tromey <tromey@redhat.com>
3721 * doc/cpp.texi (Implementation-defined behavior): Mention
3724 2008-04-18 Ian Lance Taylor <iant@google.com>
3726 * fold-const.c (pointer_may_wrap_p): New static function.
3727 (fold_comparison): Add another test for pointer overflow. Use
3728 pointer_may_wrap_p to disable some false positives.
3730 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
3732 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
3733 (fname_as_string): Match updated cpp_interpret_string prototype.
3734 (fix_string_type): Support char16_t* and char32_t*.
3735 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
3736 derivative) nodes. Register as builtin if C++0x.
3737 (c_parse_error): Support CPP_CHAR{16,32}.
3738 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
3739 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
3740 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
3741 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
3742 CTI_CHAR32_ARRAY_TYPE>: New elements.
3743 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
3744 char32_type_node, signed_char32_type_node, char16_array_type_node,
3745 char32_array_type_node): New defines.
3746 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
3747 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
3748 (lex_string): Support CPP_STRING{16,32}, match updated
3749 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
3750 (lex_charconst): Support CPP_CHAR{16,32}.
3751 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
3752 and CPP_STRING{16,32}.
3754 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
3757 * aclocal.m4: Regenerate.
3758 * configure: Regenerate.
3760 2008-04-18 Jan Hubicka <jh@suse.cz>
3762 * except.c (dw2_size_of_call_site_table,
3763 sjlj_size_of_call_site_table): Use vector API for call_site_record.
3765 * cgraphbuild.c (build_cgraph_edges): Update.
3766 * tree-pass.h: Update comment.
3767 * final.c (leaf_function_p): Update.
3768 (leaf_renumber_regs): Update.
3769 (rest_of_clean_state): Update.
3770 * omp-low.c (expand_omp_parallel): Update.
3771 * ipa-reference.c (analyze_function): Update.
3772 * reorg.c (find_end_label): Update.
3773 (optimize_skip): Update.
3774 (fill_simple_delay_slots): Update.
3775 (fill_simple_delay_slots): Update.
3776 (make_return_insns): Update.
3777 (dbr_schedule): Update.
3778 * gimple-low.c (record_vars_into): Update.
3779 * cfgbuild.c (make_edges): Update.
3780 * function.c (assign_stack_local): Update.
3781 (assign_parm_adjust_stack_rtl): Update.
3782 (locate_and_pad_parm): Update.
3783 (allocate_struct_function): Do not initialize stack_alignment_needed
3784 and preferred_stack_boundary here.
3785 (stack_protect_prologue): Update.
3786 (stack_protect_epilogue): Update.
3787 (expand_function_start): Initialize stack_alignment_needed,
3788 preferred_stack_boundary and max_jumptable_ents.
3789 (expand_function_end): Update.
3790 (free_after_compilation): Do not NULLify epilogue_delay_list.
3791 * function.h (struct rtl_data): Add stack_protect_guard,
3792 stack_alignment_needed,
3793 preferred_stack_boundary, epilogue_delay_list.
3794 (struct function): Remove value_histograms, stack_alignment_needed,
3795 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
3797 unexpanded_var_list, stack_protect_guard.
3798 (current_function_epilogue_delay_list): Remove.
3799 * ipa-type-escape.c (analyze_function): Update.
3800 * gimplify.c (pop_gimplify_context): Update comment.
3801 * calls.c (expand_call): Update.
3802 (emit_library_call_value_1): Update.
3803 * except.c (set_nothrow_function_flags): Update.
3804 * cfgexpand.c (get_decl_align_unit): Update.
3805 (create_stack_guard): Update.
3806 (estimated_stack_frame_size): Update.
3807 (expand_used_vars): Update.
3808 (tree_expand_cfg): Free histogram earliers, init expansion variables.
3809 * explow.c (allocate_dynamic_stack_space): Update.
3810 * tree-ssa-live.c (remove_unused_locals): Update.
3811 * varasm.c (mark_constant_pool): Update.
3812 * tree-inline.c (remap_decls): Update.
3813 (initialize_cfun): Update.
3814 (declare_return_variable): Update.
3815 (inline_forbidden_p): Update.
3816 (expand_call_inline): Update.
3817 (declare_inline_vars): Update.
3818 (tree_function_versioning): Update.
3819 * tree-flow.h (value_histograms): New.
3820 (VALUE_HISTOGRAMS): New macro.
3821 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
3823 * tree-cfg.c (set_bb_for_stmt): Update.
3824 (replace_by_duplicate_decl): Update.
3825 (move_block_to_fn): Update.
3826 (new_label_mapper): Update.
3827 (dump_function_to_file): Update.
3828 * ipa-struct-reorg.c (build_data_structure): Update.
3829 * cfgrtl.c (print_rtl_with_bb): Update.
3830 * reload1.c (reload): Update.
3832 * config/i386/i386.c (setup_incoming_varargs_64,
3833 ix86_compute_frame_layout): Update.
3834 * config/arc/arc.c (arc_output_function_epilogue): Update.
3836 2008-04-18 Marius Strobl <marius@FreeBSD.org>
3838 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
3839 for FreeBSD as well.
3840 * gthr-posix95.h: Likewise.
3842 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
3844 PR rtl-optimization/35838
3845 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
3846 out the byte offset of the first subreg.
3848 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
3850 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
3851 to split_ti instead of three separate calls with single member arrays.
3852 (subti3 splitter): Ditto.
3853 (adddi3 splitter): Ditto with split_di.
3854 (subdi3 splitter): Ditto.
3855 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
3856 two separate calls with single member arrays. Swap match_dup
3857 operands 1 and 2 to better fit into the array.
3858 (negdi2 splitter): Ditto with split_di.
3859 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
3860 two separate calls with single member arrays. Swap match_dup operands
3861 6 and 7 to better fit into the array.
3863 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
3865 * config/i386/i386.c (sse_builtin_type): New.
3866 (bdesc_sse_args): Likewise.
3867 (bdesc_sse_3arg): Removed.
3868 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3869 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
3870 IX86_BUILTIN_ROUNDPS.
3871 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
3872 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
3873 IX86_BUILTIN_ROUNDPS.
3874 (ix86_expand_sse_4_operands_builtin): Removed.
3875 (ix86_expand_sse_operands_builtin): New.
3876 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
3877 and CODE_FOR_sse4_1_roundps.
3878 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
3879 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
3881 2008-04-17 Alan Modra <amodra@bigpond.net.au>
3884 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
3885 regs before frame pop when needed. If use_backchain_to_restore_sp
3886 then load backchain into a temp reg to restore vr and vrsave. Add
3887 code to restore vr after frame pop if possible.
3889 2008-04-17 Richard Guenther <rguenther@suse.de>
3891 * tree-vn.c (expressions_equal_p): Do not check type
3892 equality or compatibility before calling operand_equal_p.
3893 * fold-const.c (operand_equal_p): Check equivalence of
3894 integer constants before bailing out due to signedness or
3895 precision differences.
3896 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
3897 spurious differences in type qualification. Ignore types
3898 for COMPONENT_REFs at all.
3900 2008-04-17 Christian Bruel <christian.bruel@st.com>
3902 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
3903 msw_skip comparison.
3905 2008-04-16 Jakub Jelinek <jakub@redhat.com>
3908 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
3911 PR tree-optimization/35899
3912 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
3913 rather than TREE_OPERAND.
3915 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
3918 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
3919 temporary registers. Change operand predicate to general_operand.
3920 (remainderxf3): Ditto.
3922 2008-04-16 Richard Guenther <rguenther@suse.de>
3924 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
3925 * tree-affine.c (aff_combination_expand): Look through some
3928 2008-04-15 Doug Kwan <dougkwan@google.com>
3930 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
3932 * tree-pretty-print.c (dump_generic_node): Ditto.
3933 * final.c (output_addr_const): Ditto.
3934 * dwarf2out.c (output_cfi): Ditto.
3935 * c-pretty-print.c (pp_c_integer_constant): Ditto.
3936 * print-rtl.c (print_rtx): Ditto.
3937 * print-tree.c (print_node_brief, print_node): Ditto.
3938 * c-common.c (match_case_to_enum_1): Ditto.
3939 * sched-vis.c (print_value): Ditto.
3940 * config/i386/i386.c (print_operand): Cast to long unsigned int
3943 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
3944 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
3945 MS Windows VirtualProtect function.
3947 2008-04-15 Jan Hubicka <jh@suse.cz>
3949 * gengtype.c (write_root): Param_is argument is OK.
3950 * expr.c (expand_expr_real_1): Update call of get_exception_*.
3951 * function.h: Include varray.h
3952 (rtl_eh): New stucture based on except.c one.
3953 (call_site_record): New forward declaration and vector type.
3954 * calls.c (emit_call_1): Do not call
3955 note_current_region_may_contain_throw.
3956 * except.c (eh_status): Remove cur_region, try_region since they are
3958 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
3959 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
3960 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
3961 Remove call_site_data_used, call_site_data_size.
3962 Turn call_site_record into vector in function.h.
3963 (note_current_region_may_contain_throw): Remove.
3964 (get_exception_pointer, get_exception_filter): Do not take struct
3965 function argument; update.
3966 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
3967 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
3968 build_post_landing_pads, dw2_build_landing_pads,
3969 sjlj_assign_call_site_values, sjlj_mark_call_sites,
3970 sjlj_emit_function_enter, sjlj_emit_function_enter,
3971 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
3972 sjlj_build_landing_pads, finish_eh_generation,
3973 remove_exception_handler_label, remove_eh_handler,
3974 maybe_remove_eh_handler, add_reachable_handler,
3975 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
3976 add_action_record, collect_one_action_chain, add_call_site,
3977 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
3978 sjlj_output_call_site_table, output_function_exception_table,
3979 * except.h (note_current_region_may_contain_throw): Remove
3980 (get_exception_pointer, get_exception_filter): Do not take struct
3982 * Makefile.in (GTFILES): Put varargs before struct function.
3984 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
3986 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
3987 punt for STRING_CST.
3988 (get_constraint_for): Deal with STRING_CST here instead.
3990 2008-04-15 Richard Guenther <rguenther@suse.de>
3992 * tree-ssa-propagate.c (substitute_and_fold): Substitute
3993 statements in a basic-block with a backward walk. Do not
3994 substitute into dead statements but instead remove those.
3996 2008-04-15 Richard Guenther <rguenther@suse.de>
3998 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
3999 to zero, thus disable creation of SFTs.
4001 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
4003 * tree-predcom.c (suitable_reference_p): Return false if the
4004 reference can throw.
4006 2008-04-15 Jakub Jelinek <jakub@redhat.com>
4009 * c-decl.c (finish_decl): If extern or static var has variable
4010 size, set TREE_TYPE (decl) to error_mark_node.
4012 2008-04-15 Rafael Espindola <espindola@google.com>
4014 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
4017 2008-04-15 Richard Guenther <rguenther@suse.de>
4019 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
4020 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
4021 (visit_reference_op_load): Do walk vuse-vdef chains on
4022 vn_reference_lookup.
4023 (visit_reference_op_store): But do not here.
4024 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
4025 vn_reference_lookup.
4026 (vn_lookup_with_vuses): But do so here.
4028 2008-04-14 Ian Lance Taylor <iant@google.com>
4030 * fold-const.c (fold_overflow_warning): Remove assertion.
4032 2008-04-15 Ben Elliston <bje@au.ibm.com>
4034 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
4035 temp1 local variables.
4037 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
4040 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
4041 ".text.unlikely" section as executable.
4043 2008-04-14 James E. Wilson <wilson@tuliptree.org>
4045 * config/ia64/ia64.c (rtx_needs_barrier): Handle
4046 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
4047 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
4048 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
4049 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
4050 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
4051 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
4053 2008-04-14 Ian Lance Taylor <iant@google.com>
4055 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
4056 * fold-const.c (fold_comparison): If appropriate, test
4057 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
4058 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
4059 reassociating a pointer type.
4060 * doc/invoke.texi (Optimize Options): Document that
4061 -fstrict-overflow applies to pointer wraparound.
4063 2008-04-13 Jan Hubicka <jh@suse.cz>
4065 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
4067 2008-04-12 Andrew Pinski <pinskia@gmail.com>
4069 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
4070 we are going to "save the world".
4072 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
4074 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
4075 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
4076 operand 0 constraint, not "=".
4078 2008-04-11 James E. Wilson <wilson@tuliptree.org>
4080 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
4082 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4084 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
4085 of size of positions_needed * CHAR_BIT.
4087 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
4090 * dse.c (store_info): Change positions_needed to unsigned
4092 (lowpart_bitmask): New.
4093 (record_store): Cast to unsigned HOST_WIDE_INT for
4094 positions_needed. Assert width <= size of positions_needed *
4095 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
4096 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
4097 lowpart_bitmask to set mask.
4099 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4101 * config/bfin/constraints.md: New file.
4102 * config/bfin/bfin.md: Include it.
4103 (adddi3): Use satisfies_constraint functions instead of the old macros.
4104 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
4105 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
4106 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
4107 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
4108 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
4109 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
4110 EXTRA_CONSTRAINT): Delete.
4111 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
4112 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
4114 * config/bfin/bfin.c: Include "tm-constrs.h".
4115 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
4116 Use satisfies_constraint functions instead of the old macros.
4117 * doc/md.texi (Blackfin Constraints): Update file name reference.
4119 2008-04-11 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/35869
4122 * tree-vrp.c (execute_vrp): Move switch statement update after
4123 jump threading. Schedule another cfg cleanup run.
4125 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4128 * attribs.c (decl_attributes): Return early on errorneous node.
4130 2008-04-10 Oleg Ryjkov <olegr@google.com>
4132 * tree.h (struct tree_base): Added a new flag default_def_flag.
4133 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
4135 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
4137 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
4139 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4142 * pa.md: Define mode iterator P. Define mode attribute dwc.
4143 (dcacheflush): Update pattern to use iterator P and attribute dwc.
4144 (icacheflush): Likewise.
4145 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
4146 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
4148 2008-04-11 Ben Elliston <bje@au.ibm.com>
4150 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
4152 2008-04-10 Rafael Espindola <espindola@google.com>
4154 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
4155 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
4156 (extract_range_from_expr): The same.
4158 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4160 * config/mips/mips.md (GPR2): New mode iterator.
4162 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
4163 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
4164 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
4165 Rewrite these to take two modes, the mode of comparison and the
4166 mode of the destination.
4167 * config/mips/mips.c (mips_expand_scc): Instead of having
4168 paradoxical subreg as destination, expand "narrowing" scc if mode
4169 of comparison is SI and target is requested in DI mode.
4170 (mips_emit_int_order_test): Update comment. Make mode of
4171 comparison match CMP0 rather than TARGET. When creating inverse
4172 target use mode of TARGET.
4174 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
4176 * gcov-dump.c (tag_summary): Only print summaries for the first
4177 GCOV_COUNTERS_SUMMABLE counters.
4179 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/i386.md (absneg): New code iterator.
4182 (absnegprefix): New code attribute.
4183 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
4184 patterns using absneg code iterator.
4185 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
4186 using absneg code iterator.
4187 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
4188 *neg<mode>2 patterns using absneg code iterator.
4189 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4190 *negextendsfdf2 patterns using absneg code iterator.
4191 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
4192 *negextendsfxf2 patterns using absneg code iterator.
4193 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
4194 *negextendsfdf2 patterns using absneg code iterator.
4195 * config/i386/sse.md (<code><mode>2): Macroize expander from
4196 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
4198 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
4200 * config/s390/s390.h: Remove the remains of the recent search
4201 & replace action of current_function_outgoing_args_size.
4203 2008-04-10 Ira Rosen <irar@il.ibm.com>
4205 PR tree-optimization/35821
4206 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
4207 NEW_STMT_LIST is not NULL.
4209 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4212 * toplev.c (process_options): Remove -ffunction-sections debugging
4215 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4217 PR middle-end/PR28690
4218 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
4219 than gen_rtx_fmt_ee to perform more canonicalizations.
4221 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4224 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
4226 2008-04-09 Richard Guenther <rguenther@suse.de>
4228 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
4229 (dump_function_to_file): Dump function arguments with types.
4231 2008-04-08 Richard Guenther <rguenther@suse.de>
4233 * fold-const.c (fold_widened_comparison): Do not allow
4234 sign-changes that change the result.
4236 2008-04-08 Janis Johnson <janis187@us.ibm.com>
4239 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
4240 kinds of indirect references.
4242 2008-04-08 David Edelsohn <edelsohn@gnu.org>
4244 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
4245 GNU Fortran language string.
4247 2008-04-08 Rafael Espindola <espindola@google.com>
4249 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
4250 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
4251 * tree.h (tree_call_nonnegative_warnv_p): New.
4253 2008-04-08 Jan Hubicka <jh@suse.cz>
4255 * function.c (free_after_compilation): Clear out regno_reg_rtx
4258 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
4261 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4263 PR middle-end/PR28690
4264 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
4265 same precedence as REG_POINTER and MEM_POINTER operands.
4267 2008-04-08 Richard Guenther <rguenther@suse.de>
4270 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
4271 for adding index to base.
4273 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
4275 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
4276 (MINGW_ENABLE_EXECUTE_STACK): New.
4277 (IN_LIBGCC2): For libgcc include windows.h file for
4278 function declarations.
4280 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
4282 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
4283 and tem2 if tem1 is not a REG or MULT.
4285 2008-04-08 Jan Hubicka <jh@suse.cz>
4287 * function.h (incomming_args): Break out of struct function.
4288 (function_subsections): Break out of struct function.
4289 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
4290 return_rtx and hard_reg_initial_vals from struct function.
4291 Kill inl_max_label_num.
4292 (current_function_pops_args, current_function_args_info,
4293 current_function_args_size, current_function_args_size,
4294 current_function_pretend_args_size,
4295 current_function_outgoing_args_size,
4296 current_function_internal_arg_pointer, current_function_return_rtx):
4297 Kill compatibility accestor macros.
4298 * builtins.c (expand_builtin_apply_args_1): Update.
4299 (expand_builtin_next_arg): Update.
4300 * df-scan.c (df_get_call_refs): Update.
4301 * dbxout.c (dbxout_function_end): Update.
4302 * dwarf2out.c (dwarf2out_switch_text_section): Update.
4303 (output_line_info): Update.
4304 (secname_for_decl): Update.
4305 (dwarf2out_var_location): Update.
4306 * function.c (free_after_compilation): Update.
4307 (assign_parm_find_stack_rtl): Update.
4308 (assign_parms): Update.
4309 (expand_dummy_function_end): Update.
4310 (expand_function_end): Update.
4311 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
4312 (expand_call): Update.
4313 (emit_library_call_value_1): Update.
4314 (store_one_arg): Update.
4315 * varasm.c (initialize_cold_section_name): Update.
4316 (unlikely_text_section): Update.
4317 (unlikely_text_section_p): Update.
4318 (assemble_start_function): Update.
4319 (assemble_end_function): Update.
4320 (default_section_type_flags): Update.
4321 (switch_to_section): Update.
4322 * integrate.c (set_decl_abstract_flags): Update.
4323 (get_hard_reg_initial_val): Update.
4324 (has_hard_reg_initial_val): Update.
4325 (allocate_initial_values): Update.
4326 * resource.c (init_resource_info): Update.
4327 * config/alpha/alpha.c (NUM_ARGS): Update.
4328 (direct_return): Update.
4329 (alpha_va_start): Update.
4330 (alpha_sa_size): Update.
4331 (alpha_initial_elimination_offset): Update.
4332 (alpha_expand_prologue): Update.
4333 (alpha_start_function): Update.
4334 (alpha_expand_epilogue): Update.
4335 (unicosmk_initial_elimination_offset):
4336 * config/alpha/alpha.md (call expander): Update.
4337 * config/s390/s390.c (s390_register_info): Update.
4338 (s390_register_info): Update.
4339 (s390_frame_info): Update.
4340 (s390_initial_elimination_offset): Update.
4341 (s390_build_builtin_va_list): Update.
4342 (s390_va_start): Update.
4343 * config/spu/spu.c (direct_return): Update.
4344 (spu_expand_prologue): Update.
4345 (spu_initial_elimination_offset): Update.
4346 (spu_build_builtin_va_list): Update.
4347 (spu_va_start): Update.
4348 * config/sparc/sparc.c (sparc_init_modes): Update.
4349 (sparc_compute_frame_size): Update.
4350 (function_value): Update.
4351 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
4352 * config/i386/i386.md (return expander): Update.
4353 * config/i386/i386.c (ix86_va_start): Update.
4354 (ix86_can_use_return_insn_p): Update.
4355 (ix86_compute_frame_layout): Update.
4356 (ix86_expand_epilogue): Update.
4357 * config/sh/sh.c (output_stack_adjust): Update.
4358 (calc_live_regs): Update.
4359 (sh_expand_prologue): Update.
4360 (sh_builtin_saveregs): Update.
4361 (sh_va_start): Update.
4362 (initial_elimination_offset): Update.
4363 (sh_allocate_initial_value): Update.
4364 (sh_function_ok_for_sibcall): Update.
4365 (sh_get_pr_initial_val): Update.
4366 * config/sh/sh.md (return expander): Update.
4367 * config/avr/avr.c (frame_pointer_required_p): UPdate.
4368 * config/crx/crx.c (crx_compute_frame): UPdate.
4369 (crx_initial_elimination_offset): UPdate.
4370 * config/xtensa/xtensa.c (compute_frame_size): Update
4371 (xtensa_builtin_saveregs): Update.
4372 (xtensa_va_start): Update.
4373 (order_regs_for_local_alloc): Update.
4374 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
4375 (xstormy16_expand_builtin_va_start): Update.
4376 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
4377 * config/m68hc11/m68hc11.md (return expanders): Update.
4378 * config/m68hc11/m68hc11.c (expand_prologue): Update.
4379 (expand_epilogue): Update.
4380 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
4381 (cris_simple_epilogue): Update.
4382 (cris_expand_prologue): Update.
4383 (cris_expand_epilogue): Update.
4384 * config/iq2000/iq2000.c (iq2000_va_start): Update.
4385 (compute_frame_size): Update.
4386 * config/mt/mt.c (mt_compute_frame_size): Update.
4387 * config/mn10300/mn10300.c (expand_prologue): Update.
4388 (expand_epilogue): Update.
4389 (initial_offset): Update.
4390 (mn10300_builtin_saveregs):
4391 * config/mn10300/mn10300.md (return expander): Update.
4392 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4393 (ia64_initial_elimination_offset): Update.
4394 (ia64_initial_elimination_offset): Update.
4395 (ia64_expand_prologue): Update.
4396 * config/m68k/m68k.md (return expander): Update.
4397 * config/rs6000/rs6000.c (rs6000_va_start): Update.
4398 (rs6000_stack_info): Update.
4399 * config/mcore/mcore.c (layout_mcore_frame): Update.
4400 (mcore_expand_prolog): Update.
4401 * config/arc/arc.c (arc_compute_frame_size): Update.
4402 * config/score/score3.c (score3_compute_frame_size): Update.
4403 * config/score/score7.c (score7_compute_frame_size): Update.
4404 * config/arm/arm.c (use_return_insn): Update.
4405 (thumb_find_work_register): Update.
4406 (arm_compute_save_reg_mask): Update.
4407 (arm_output_function_prologue): Update.
4408 (arm_output_epilogue): Update.
4409 (arm_size_return_regs): Update.
4410 (arm_get_frame_offsets): Update.
4411 (arm_expand_prologue): Update.
4412 (thumb_exit): Update.
4413 (thumb_unexpanded_epilogue): Update.
4414 (thumb1_output_function_prologue): Update.
4415 * config/pa/pa.md (return expander): Update.
4416 * config/pa/pa.c (compute_frame_size): Update.
4417 (hppa_builtin_saveregs): Update.
4418 * config/mips/mips.c (mips_va_start): Update.
4419 (mips16_build_function_stub): Update.
4420 (mips_compute_frame_info): Update.
4421 (mips_restore_gp): Update.
4422 (mips_output_function_prologue): Update.
4423 (mips_expand_prologue): Update.
4424 * config/v850/v850.c (compute_frame_size): Update.
4425 (expand_prologue): * config/mmix/mmix.c (along): update.
4426 (mmix_initial_elimination_offset): update.
4427 (mmix_reorg): update.
4428 (mmix_use_simple_return): update.
4429 (mmix_expand_prologue): update.
4430 (mmix_expand_epilogue): Update.
4431 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
4432 (emit_link_insn): Update.
4434 2008-04-08 Anatoly Sokolov <aesok@post.ru>
4436 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
4437 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
4439 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
4442 2008-04-07 Jan Hubicka <jh@suse.cz>
4444 * function.h (rtl): Rename to x_rtl.
4446 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
4447 frame_offset, stack_check_probe_note, arg_pointer_save_area,
4448 used_temp_slots avail_temp_slots, temp_slot_level,
4449 nonlocal_goto_handler_labels): Update accesstors.
4450 (rtl): New global variable.
4451 (struct function): Move some fileds to rtl_data.
4452 (get_arg_pointer_save_area): Update prototype.
4453 * builtins.c (expand_builtin_setjmp_receiver): Update call of
4454 get_arg_pointer_save_area.
4455 * expr.c (init_expr): Update
4456 * function.c (get_frame_size): Update
4457 (assign_stack_local): Update
4458 (expand_function_end): Update.
4459 (get_art_pointer_save_area): Update
4461 * emit-rtl.c (rtl): Declare.
4462 (regno_reg_rtx): Declare.
4463 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
4465 (gen_reg_rtx): Update.
4466 * varasm.c (n_deferred_constatns): Update accestor.
4467 (init_varasm_status): Do not allocate varasm_status.
4468 (force_const_mem, get_pool_size, output_constant_pool): Update.
4469 * stmt.c (force_label_rtx): Do not use x_ prefixes.
4470 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
4471 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
4472 * sparc/sparc.h (INIT_EXPANDERS): Update.
4473 * ia64/ia64.h (INIT_EXPANDERS): Update.
4475 2008-04-07 James E. Wilson <wilson@tuliptree.org>
4477 * reload.c (push_secondary_reload): Add missing break to for loop.
4479 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
4481 PR middle-end/PR28690
4482 * rtlanal.c: Update copyright years.
4483 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
4484 as REG_POINTER and MEM_POINTER operands.
4485 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
4486 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
4487 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
4488 * gcse.c: Update copyright years.
4489 (pre_delete): Call gen_reg_rtx_and_attrs.
4490 (hoist_code): Likewise.
4491 (build_store_vectors): Likewise.
4492 (delete_store): Likewise.
4493 * loop-invariant.c (move_invariant_reg): Likewise.
4494 Update copyright years.
4496 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
4498 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
4499 control string instead of quoted.
4501 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4503 * doc/rtl.texi: Rewrite of subreg section.
4505 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
4508 * config/i386/i386.c (legitimize_pic_address): Add treating
4509 of dllimport SYM_REF's.
4510 (legitimize_dllimport_symbol): Add prototype.
4512 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4514 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
4515 reference in constructor with non self-referential type.
4517 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
4519 Removal of Return with Depressed Stack Pointer support
4520 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
4521 (ECF_SP_DEPRESSED): Likewise.
4522 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
4523 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
4524 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4525 (expand_call): Do not test ECF_SP_DEPRESSED.
4526 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4527 * function.c (keep_stack_depressed): Delete.
4528 (handle_epilogue_set): Likewise.
4529 (update_epilogue_consts): Likewise.
4530 (emit_equiv_load): Likewise.
4531 (thread_prologue_and_epilogue_insns): Remove support for Return with
4532 Depressed Stack Pointer.
4533 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
4535 2008-04-06 Richard Guenther <rguenther@suse.de>
4537 PR tree-optimization/35400
4538 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
4539 information from SSA_NAMEs.
4541 2008-04-06 Anatoly Sokolov <aesok@post.ru>
4543 * config/avr/avr.h (avr_mega_p): Remove declaration.
4544 (AVR_MEGA): Remove macro.
4545 * config/avr/avr.c (avr_mega_p): Remove variable.
4546 (avr_override_options): Remove inicializion of avr_mega_p.
4547 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4548 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
4549 (avr_jump_mode): (Ditto.).
4550 (avr_output_progmem_section_asm_op): (Ditto.).
4551 (avr_asm_init_sections): (Ditto.).
4552 (avr_asm_init_sections): (Ditto.).
4553 (avr_rtx_costs): (Ditto.).
4554 * config/avr/avr.md: (Ditto.).
4555 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
4558 2008-04-06 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/35842
4561 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
4562 is_gimple_invariant_address.
4564 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4566 * gcc.c (default_compilers): Sync Fortran extensions list with
4567 that in fortran/lang-specs.h.
4568 * doc/invoke.texi: Likewise.
4569 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
4570 * dwarf2out.c (gen_compile_unit_die): Likewise.
4572 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
4574 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
4576 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
4579 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
4580 attribute is used for nested functions.
4582 2008-04-05 Jan Hubicka <jh@suse.cz>
4584 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
4586 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
4588 (dump_files): Update.
4589 (enable_rtl_dump_file): Do not accept letter argument.
4590 * tree-pass.h (dump_file_info): Remove letter argument.
4591 * toplev.c (decode_d_option): Update -da handling.
4592 * toplev.h (enable_rtl_dump_file): Update prototype.
4593 * passes.c (register_one_dump_file): Do not accept IPA argument; work
4594 it out based on pass type.
4595 (register_dump_files_1): Likewise.
4596 (init_optimization_passes): Update register_one_dump_file calls.
4597 (execute_one_pass): Sanity check that IPA passes are called at IPA
4598 level and RTL passes at RTL level.
4599 (execute_pass_list): IPA pass can not be after or subpass of
4601 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
4602 disallov RTL subpasses of IPA subpasses.
4604 2008-04-05 Ben Elliston <bje@au.ibm.com>
4606 * tree-cfg.c (need_fake_edge_p): Return false for calls to
4607 builtins that return exactly once and do not throw. Cache call to
4610 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
4612 PR rtl-optimization/34916
4614 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
4615 between instruction pairs.
4617 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
4619 * doc/invoke.texi: Document -mbitops for SH.
4620 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
4621 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
4622 * config/sh/sh.c (print_operand): Add %t operand code.
4623 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
4624 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
4625 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
4626 (extendqihi2): Likewise.
4627 (movqi_i): Likewise.
4628 (insv): Use bset, bclr and bst instructions for SH2A if possible.
4629 (extv): Use bld instruction for SH2A if possible.
4631 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
4632 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
4633 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
4634 (bset.b, bclr.b): Define peepholes.
4635 * config/sh/sh.opt (mbitops): New option.
4637 2008-04-04 Janis Johnson <janis187@us.ibm.com>
4640 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
4641 and view convert expression.
4643 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4646 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4648 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
4650 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
4652 * config/i386/cpuid.h (bit_AES): New.
4653 (bit_PCLMUL): Likewise.
4655 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
4656 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
4657 SSE2 if AES or PCLMUL is enabled.
4658 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
4659 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4660 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
4661 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
4662 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
4663 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
4664 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
4665 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
4666 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
4667 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
4668 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
4669 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
4670 __builtin_ia32_aeskeygenassist128 and
4671 __builtin_ia32_pclmulqdq128.
4672 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
4673 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
4674 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
4676 * config/i386/i386.h (TARGET_AES): New.
4677 (TARGET_PCLMUL): Likewise.
4678 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
4680 * config/i386/i386.md (UNSPEC_AESENC): New.
4681 (UNSPEC_AESENCLAST): Likewise.
4682 (UNSPEC_AESDEC): Likewise.
4683 (UNSPEC_AESDECLAST): Likewise.
4684 (UNSPEC_AESIMC): Likewise.
4685 (UNSPEC_AESKEYGENASSIST): Likewise.
4686 (UNSPEC_PCLMUL): Likewise.
4688 * config/i386/i386.opt (maes): New.
4689 (mpclmul): Likewise.
4691 * config/i386/sse.md (aesenc): New pattern.
4692 (aesenclast): Likewise.
4694 (aesdeclast): Likewise.
4696 (aeskeygenassist): Likewise.
4697 (pclmulqdq): Likewise.
4699 * config/i386/wmmintrin.h: New.
4701 * doc/extend.texi: Document AES and PCLMUL built-in function.
4703 * doc/invoke.texi: Document -maes and -mpclmul.
4705 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
4707 * function.c (free_after_parsing): Replace with
4708 cxx_push_function_context from C++ front-end.
4709 (allocate_struct_function): Don't call langhook.
4710 * langhooks.h (struct lang_hooks_for_functions): Delete.
4711 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
4713 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
4714 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
4715 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
4716 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
4717 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
4718 remove LANG_HOOKS_FUNCTION_INITIALIZER.
4719 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
4721 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
4722 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
4724 2008-04-04 Jakub Jelinek <jakub@redhat.com>
4727 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
4730 2008-04-04 Richard Guenther <rguenther@suse.de>
4733 * fold-const.c (optimize_minmax_comparison): Use the correct
4734 type for the constant in the simplified comparison.
4736 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
4738 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
4739 Pass L2 size as "--param l2-cache-size" to the compiler.
4740 (decode_l2_cache): New function to decode L2 cache parameters using
4741 0x8000006 extended cpuid function.
4742 (detect_caches_amd): Determine parameters of L2 cache using
4743 decode_l2_caches function.
4744 (decode_caches_intel): Decode L2 cache parameters.
4745 (detect_caches_intel): Determine L2 cache parameters using
4746 decode_caches_intel and decode_l2_caches functions.
4748 2008-04-03 Bob Wilson <bob.wilson@acm.org>
4750 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
4751 secondary input reload for subword loads from the constant pool.
4753 2008-04-03 Janis Johnson <janis187@us.ibm.com>
4756 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
4757 constants of the appropriate size for runtime calculations.
4760 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
4761 decimal-float literal constant zero.
4763 2008-04-03 Jakub Jelinek <jakub@redhat.com>
4766 * c-parser.c (c_parser_omp_atomic): Call
4767 default_function_array_conversion on the RHS.
4770 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
4771 call is_variable_sized if decl has incomplete type.
4773 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
4775 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
4777 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
4779 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
4781 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
4782 (sgt<u>): Merge sgt and sgtu into new expander.
4783 (sgt, sgtu): Remove expanders.
4784 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
4785 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
4786 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
4787 *sgtu_<mode>_mips16 into new pattern.
4788 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
4789 (sge<u>): Merge sge and sgeu into new expander.
4790 (sge, sgeu): Remove expanders.
4791 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
4793 (*sge_<mode>, second *sge_<mode>): Remove patterns.
4794 (slt<u>): Merge slt and sltu into new expander.
4795 (slt, sltu): Remove expanders.
4796 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
4797 (*slt_<mode>, *sltu_<mode>): Remove patterns.
4798 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
4799 *sltu_<mode>_mips16 into new pattern.
4800 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
4801 (sle<u>): Merge sle and sleu into new expander.
4802 (sle, sleu): Remove expanders.
4803 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
4804 (*sle_<mode>, *sleu_<mode>): Remove patterns.
4805 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
4806 *sleu_<mode>_mips16 into new pattern.
4807 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
4809 2008-04-03 Jan Hubicka <jh@suse.cz>
4811 PR tree-optimization/35795
4812 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
4813 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4814 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4815 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4816 * score/score3.c (score3_output_mi_thunk): Likewise.
4817 * score/score7.c (score7_output_mi_thunk): Likewise.
4818 * mips/mips.c (mips_output_mi_thunk): Likewise.
4820 2008-04-03 Richard Guenther <rguenther@suse.de>
4822 * tree-vrp.c (extract_range_from_unary_expr): Handle all
4823 conversions. Simplify code.
4825 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
4827 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
4829 2008-04-03 Tom Tromey <tromey@redhat.com>
4830 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4832 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4833 * config/bfin/t-bfin-linux (generated_files): Add
4834 linux-sysroot-suffix.h.
4835 * doc/install.texi (Prerequisites): Require make 3.80.
4836 * doc/sourcebuild.texi (Front End Directory): Document new
4838 * Makefile.in (generated_files): New variable.
4839 (ALL_HOST_OBJS): New variable.
4840 ($(ALL_HOST_OBJS)): New target.
4842 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4844 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
4845 (remap_block): Call id->transform_lang_insert_block instead
4847 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
4848 Set id.transform_lang_insert_block to NULL.
4849 (clone_body): Move to cp/optimize.c
4850 * tree-inline.h (struct copy_body_data): Change
4851 transform_lang_insert_block to function pointer.
4852 (copy_generic_body, copy_decl_no_change): Export.
4853 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
4854 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
4855 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
4857 * c-tree.h (insert_block): Kill.
4858 * c-decl.c (insert_block): Kill.
4860 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
4862 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4863 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4864 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
4866 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
4867 argument, call {push,pop}_function_context from here.
4868 * c-parser.c: Use c_{push,pop}_function_context.
4870 * function.c (push_function_context_to): Move meat ...
4871 (push_function_context): ... here. Simplify.
4872 * function.c (pop_function_context_from): Move meat ...
4873 (pop_function_context): ... here. Simplify.
4874 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
4876 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
4877 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
4878 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
4879 * tree.h (push_function_context_to, pop_function_context_from): Remove.
4881 2008-04-03 Ben Elliston <bje@au.ibm.com>
4883 * expmed.c (extract_force_align_mem_bit_field): Remove.
4885 2008-04-03 Richard Guenther <rguenther@suse.de>
4888 * expr.h (try_casesi): Adjust prototype.
4889 * expr.c (try_casesi): Take fallback label as extra parameter.
4890 Use that for gen_casesi if default_label is NULL.
4891 * stmt.c (expand_case): Pass fallback label to try_casesi,
4892 make sure to fill gaps with a fallback label if default_label
4895 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
4898 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
4900 2008-04-03 Ben Elliston <bje@au.ibm.com>
4902 * expmed.c (extract_split_bit_field): Remove if (0) code.
4903 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
4904 (do_ds_constraint): Likewise.
4906 2008-04-02 Joseph Myers <joseph@codesourcery.com>
4908 * doc/cppopts.texi (-dU): Document.
4909 * c-common.h (flag_dump_macros): Update comment.
4910 * c-opts.c (handle_OPT_d): Handle -dU.
4911 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
4912 dump_queued_macros, cb_used_define, cb_used_undef): New.
4913 (init_pp_output): Handle -dU.
4914 (cb_line_change): Call dump_queued_macros.
4915 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
4917 2008-04-02 Anatoly Sokolov <aesok@post.ru>
4919 * config/avr/predicates.md (io_address_operand): New predicate.
4920 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
4921 * config/avr/avr.c (avr_io_address_p): Remove function.
4922 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
4923 'avr_io_address_p' function.
4924 (out_movhi_r_mr): (Ditto.).
4925 (out_movqi_mr_r): (Ditto.).
4926 (out_movhi_mr_r): (Ditto.).
4927 (avr_address_cost): (Ditto.).
4929 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
4931 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
4932 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
4933 in 32bit mode when XMM registers are available to avoid store
4935 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
4936 corresponding post-reload splitters.
4938 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4940 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
4941 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
4942 __builtin_ia32_roundss.
4943 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
4944 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
4945 __builtin_ia32_roundss.
4946 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
4947 IX86_BUILTIN_SHUFPD here.
4949 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
4951 * config/i386/i386.md (plogic): New.
4952 (plogicprefix): Likewise.
4954 * config/i386/mmx.md (mmx_<code><mode>3): New.
4955 (mmx_and<mode>3): Removed.
4956 (mmx_ior<mode>3): Likewise.
4957 (mmx_xor<mode>3): Likewise.
4959 * config/i386/sse.md (<code><mode>3): New.
4960 (*<code><mode>3): Likewise.
4961 (*<code><mode>3): Likewise.
4962 (<code><mode>3): Likewise.
4963 (*sse_<code><mode>3): Likewise.
4964 (*sse2_<code><mode>3): Likewise.
4965 (<code>tf3): Likewise.
4966 (*<code>tf3): Likewise.
4967 (and<mode>3): Likewise.
4968 (*and<mode>3): Likewise.
4969 (ior<mode>3): Removed.
4970 (*ior<mode>3): Likewise.
4971 (xor<mode>3): Likewise.
4972 (*xor<mode>3): Likewise.
4973 (*and<mode>3): Likewise.
4974 (*ior<mode>3): Likewise.
4975 (*xor<mode>3): Likewise.
4976 (and<mode>3): Likewise.
4977 (*sse_and<mode>3): Likewise.
4978 (*sse2_and<mode>3): Likewise.
4980 (*andtf3): Likewise.
4981 (ior<mode>3): Likewise.
4982 (*sse_ior<mode>3): Likewise.
4983 (*sse2_ior<mode>3): Likewise.
4985 (*iortf3): Likewise.
4986 (xor<mode>3): Likewise.
4987 (*sse_xor<mode>3): Likewise.
4988 (*sse2_xor<mode>3): Likewise.
4990 (*xortf3): Likewise.
4992 2008-04-02 Richard Guenther <rguenther@suse.de>
4994 PR tree-optimization/14495
4995 PR tree-optimization/34793
4996 * tree-vrp.c (struct switch_update): New structure.
4997 (to_remove_edges, to_update_switch_stmts): New VECs.
4998 (simplify_switch_using_ranges): New function. Remove not taken
4999 case labels and edges.
5000 (simplify_stmt_using_ranges): Call it.
5001 (identify_jump_threads): Mark edges we have queued for removal
5002 so we don't thread them.
5003 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
5005 * tree-cfg.c (group_case_labels): Deal with missing default label.
5006 (tree_verify_flow_info): Allow missing default label.
5007 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
5008 (emit_case_nodes): Likewise.
5009 (expand_case): Do not rely on the default label to be present.
5010 * expr.c (try_casesi): Deal with NULL default_label.
5011 (do_tablejump): Likewise.
5013 2008-04-02 Richard Guenther <rguenther@suse.de>
5015 PR tree-optimization/14495
5016 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
5017 SWITCH_EXPR here ...
5018 (vrp_visit_switch_stmt): ... but here (new function).
5019 (find_case_label_index): New helper function.
5020 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
5022 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5024 * fwprop.c: Fix ISO-C99ism.
5026 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5029 * Makefile.in (objdir): Set it here.
5030 * configure.ac: Not here. Find dynamic linker characteristics.
5031 * exec-tool.in: Use them.
5032 * aclocal.m4: Regenerate.
5033 * configure: Regenerate.
5035 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5037 * expr.c (expand_var): Delete it.
5038 * expr.h (expand_var): Delete prototype.
5039 * function.c (expand_function_start): Use expand_decl instead.
5040 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
5043 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
5045 PR rtl-optimization/35542
5046 * fwprop.c (forward_propagate_and_simplify): Replace
5047 loc_reg_mentioned_in_p with reg_mentioned_p.
5049 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
5051 PR rtl-optimization/35281
5052 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
5053 (propagate_rtx_1): Handle PR_HANDLE_MEM.
5054 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
5055 (varying_mem_p): Move above propagate_rtx.
5056 (all_uses_available_at): Do not check MEMs.
5058 2008-04-02 Rafael Espindola <espindola@google.com>
5060 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
5061 (register_edge_assert_for_2): Split the cond argument.
5062 (register_edge_assert_for_1): Adjust for the change in
5063 register_edge_assert_for_2.
5064 (register_edge_assert_for): Split the cond argument.
5065 (find_switch_asserts): Adjust for the change in
5066 register_edge_assert_for.
5068 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
5070 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
5071 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
5072 offsets for 64-bit mingw.
5073 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
5074 abi for x86_64-pc-mingw.
5076 2008-04-02 Richard Guenther <rguenther@suse.de>
5078 * tree-vrp.c (extract_range_from_assert): Make sure to not
5079 produce range min/max with TREE_OVERFOW set.
5080 If merging a anti-range and a range keep the anti-range if
5081 the range covers all values of the type.
5082 (register_edge_assert_for_2): Only allow sign-changing
5083 conversions in detecting canonical range checks. Also
5084 register an assert for the unsigned name if useful.
5086 PR tree-optimization/35787
5087 * tree-vrp.c (vrp_val_max): New function.
5088 (vrp_val_min): Likewise.
5089 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
5090 (vrp_val_is_min): Likewise.
5091 (supports_overflow_infinity): Use vrp_val_{min,max}.
5092 (negative_overflow_infinity): Likewise.
5093 (positive_overflow_infinity): Likewise.
5094 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
5095 (is_positive_overflow_infinity): Likewise.
5096 (is_overflow_infinity): Likewise.
5097 (avoid_overflow_infinity): Use vrp_val_{min,max} and
5098 vrp_val_is_{min,max}.
5099 (set_and_canonicalize_value_range): Canonicalize anti-ranges
5100 to ranges if possible. Avoid empty ranges.
5102 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5105 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
5106 the expression is a function address.
5108 2008-04-01 George Helffrich <george@gcc.gnu.org>
5110 PR fortran/35154, fortran/23057
5111 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
5112 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
5113 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
5114 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
5116 (dbxout_syms): Check for COMMON-based symbol and wrap in
5117 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
5118 in bracket for efficiency.
5120 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
5121 using DW_TAG_common_block + member offset.
5122 (add_pubname_string): New function.
5123 (dw_expand_expr): New function to find block name and offset for
5125 (common_check): New function to check whether symbol in Fortran COMMON.
5126 (gen_variable_die): If COMMON, use DW_TAG_common_block.
5128 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
5131 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
5133 2008-04-02 Ben Elliston <bje@au.ibm.com>
5135 * config/v850/v850.md (casesi): Remove if (0) code.
5136 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5137 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
5139 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
5141 * config/i386/i386.md (rex64suffix): New mode attribute.
5142 (floathi<mode>2): Disable expander for SSE math.
5143 (*floathi<mode>2_1): New insn insn_and_split pattern.
5144 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
5145 corresponding post-reload splitters.
5146 (*floathi<mode>2_i387): New macroized insn pattern.
5147 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
5148 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
5149 insn_and_split pattern.
5150 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
5151 New macroized instruction patterns and corresponding post-reload
5153 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
5154 and corresponding post-reload splitters.
5155 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
5156 New macroized instruction patterns.
5157 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
5158 macroized instruction patterns and corresponding post-reload splitters.
5159 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
5160 corresponding post-reload splitters.
5161 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
5162 New macroized instruction patterns.
5163 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
5164 corresponding post-reload splitters.
5165 (*floatsi<mode>2_i387): New macroized instruction patterns.
5167 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
5169 * config/i386/i386.md (smaxmin): New.
5170 (umaxmin): Likewise.
5171 (maxminiprefix): Likewise.
5172 (maxminfprefix): Likewise.
5173 (<code><mode>3): Likewise.
5174 (smin<mode>3): Removed.
5175 (smax<mode>3): Likewise.
5177 * config/i386/mmx.md (mmx_<code>v2sf3): New.
5178 (mmx_<code>v4hi3): Likewise.
5179 (mmx_<code>v8qi3): Likewise.
5180 (mmx_smaxv2sf3): Removed.
5181 (mmx_sminv2sf3): Likewise.
5182 (mmx_umaxv8qi3): Likewise.
5183 (mmx_smaxv4hi3): Likewise.
5184 (mmx_uminv8qi3): Likewise.
5185 (mmx_sminv4hi3): Likewise.
5187 * config/i386/sse.md (<addsub><mode>3): New.
5188 (*<addsub><mode>3): Likewise.
5189 (<sse>_vm<addsub><mode>3): Likewise.
5190 (<maxmin><mode>3): Likewise.
5191 (*<maxmin><mode>3_finite): Likewise.
5192 (*<maxmin><mode>3): Likewise.
5193 (<sse>_vm<maxmin><mode>3): Likewise.
5194 (sse3_h<addsub>v4sf3): Likewise.
5195 (sse3_h<addsub>v2df3): Likewise.
5196 (<maxmin>v16qi3): Likewise.
5197 (*<maxmin>v16qi3): Likewise.
5198 (<maxmin>v8hi3): Likewise.
5199 (*<maxmin>v8hi3): Likewise.
5200 (*sse4_1_<maxmin><mode>3): Likewise.
5201 (*sse4_1_<maxmin><mode>3): Likewise.
5202 (add<mode>3): Removed.
5203 (*add<mode>3): Likewise.
5204 (<sse>_vmadd<mode>3): Likewise.
5205 (sub<mode>3): Likewise.
5206 (*sub<mode>3): Likewise.
5207 (<sse>_vmsub<mode>3): Likewise.
5208 (smin<mode>3): Likewise.
5209 (*smin<mode>3_finite): Likewise.
5210 (*smin<mode>3): Likewise.
5211 (<sse>_vmsmin<mode>3): Likewise.
5212 (smax<mode>3): Likewise.
5213 (*smax<mode>3_finite): Likewise.
5214 (*smax<mode>3): Likewise.
5215 (<sse>_vmsmax<mode>3): Likewise.
5216 (sse3_haddv4sf3): Likewise.
5217 (sse3_haddv2df3): Likewise.
5218 (sse3_hsubv4sf3): Likewise.
5219 (sse3_hsubv2df3): Likewise.
5220 (umaxv16qi3): Likewise.
5221 (*umaxv16qi3): Likewise.
5222 (smaxv8hi3): Likewise.
5223 (*smaxv8hi3): Likewise.
5224 (*sse4_1_smax<mode>3): Likewise.
5225 (*sse4_1_umax<mode>3): Likewise.
5226 (uminv16qi3): Likewise.
5227 (*uminv16qi3): Likewise.
5228 (sminv8hi3): Likewise.
5229 (*sminv8hi3): Likewise.
5230 (*sse4_1_smin<mode>3): Likewise.
5231 (*sse4_1_umin<mode>3): Likewise.
5233 2008-04-01 Rafael Espindola <espindola@google.com>
5235 * tree-cfg.c (verify_expr): remove in_phi.
5236 (verify_stmt): Don't call walk_tree with verify_expr. Use
5237 is_gimple_min_invariant instead of is_gimple_val.
5239 2008-04-01 Joseph Myers <joseph@codesourcery.com>
5241 * doc/include/gpl_v3.texi: Update for manpage generation.
5242 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
5244 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
5245 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
5246 gpl_v3.texi instead of gpl.texi.
5249 2008-04-01 Jakub Jelinek <jakub@redhat.com>
5252 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
5254 2008-04-01 Rafael Espindola <espindola@google.com>
5256 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
5257 (extract_code_and_val_from_cond): Use
5258 extract_code_and_val_from_cond_with_ops.
5260 2008-04-01 Jan Hubicka <jh@suse.cz>
5262 * function.c (free_after_compilation): Free epilogue_delay_list.
5263 (prepare_function_start): Assert that previous compilation was freed.
5265 2008-04-01 Jan Hubicka <jh@suse.cz>
5266 Jim Wilson <wilson@tuliptree.org>
5267 Andreas Tobler <andreast@gcc.gnu.org>
5270 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
5271 rtl.emit instead cfun->emit.
5272 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
5273 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
5275 2008-04-01 Ben Elliston <bje@au.ibm.com>
5277 * doc/c-tree.texi (Function Basics): Fix grammatical error.
5279 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
5281 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
5283 (fprofile-use): Add var flag_profile_use
5284 * coverage.c (coverage_begin_output): Do not open a gcno file for
5285 output only if -ftest-coverage is set.
5286 Do not add getpwd() to gcda file path.
5287 (build_gcov_info): Check the new flag
5288 flag_profile_datafile_relative_path.
5289 (coverage_init): Use profile_data_prefix.
5290 Read profile counter only if flag_profile_use is set.
5291 * opts.c (common_handle_option): New option fprofile-use=,
5292 fprofile-dir=, fprofile-generate=.
5293 * toplev.c (profile_data_prefix): New variable definition.
5294 * toplev.h (profile_data_prefix): New declaration.
5295 * doc/invoke.tex (Option Summary, Optimization Options):
5298 2008-03-31 James E. Wilson <wilson@tuliptree.org>
5300 * varasm.c (output_constant_pool_1): In LABEL_REF check,
5301 use tmp consistently.
5304 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
5305 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5306 UNSPEC_FR_RECIP_APPROX_RES.
5307 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
5309 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
5312 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
5314 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
5317 * fold-const.c (fold_indirect_ref_1): Support accessing non first
5318 element of the vector via a pointer.
5320 2008-03-31 Ian Lance Taylor <iant@google.com>
5322 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
5324 2008-03-31 Jan Hubicka <jh@suse.cz>
5326 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5327 get_arg_pointer_save_area.
5328 * expr.c (init_expr): Just clear out rtl.expr.
5329 * function.c (free_after_compilation): Clear out whole RTL structure.
5330 (get_func_frame_size): Merge into ...
5331 (get_frame_size): ... this one.
5332 (assign_stack_local_1): Merge into ...
5333 (assign_stack_local): ... this one.
5334 (expand_function_end): Update call of get_arg_pointer_save_area.
5335 (get_art_pointer_save_area): Remove cfun argument.
5336 * function.h (emit_status): regno_pointer_align does not need length
5337 attribute. Move x_regno_reg_rtx to ...
5338 (regno_reg_rtx): ... new global array.
5339 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
5340 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
5341 apply_args_value, forced_labels, stack_pointer_delta):
5343 (struct varasm_status): Move here from varasm.c
5344 (struct rtl_data): New. Move here some fields from struct function.
5345 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5346 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5347 used_temp_slots avail_temp_slots, temp_slot_level,
5348 nonlocal_goto_handler_labels): Update accesstors.
5349 (rtl): New global variable.
5350 (struct function): Move some fileds to rtl_data.
5351 (get_arg_pointer_save_area): Update prototype.
5352 * emit-rtl.c (rtl): Declare.
5353 (regno_reg_rtx): Declare.
5354 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
5356 (gen_reg_rtx): Update.
5357 (init_virtual_regs): Do not tate emit_status argument.
5358 (init_emit): Do not allocate emit.
5359 * varasm.c (varasm_statuc): Move to function.h.
5360 (n_deferred_constatns): Update accestor.
5361 (init_varasm_status): Do not allocate varasm_status.
5362 (force_const_mem, get_pool_size, output_constant_pool): Update.
5363 * stmt.c (force_label_rtx): Do not use x_ prefixes.
5364 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
5366 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
5368 PR rtl-optimization/35729
5369 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
5372 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
5375 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
5376 load/store if memory is unaligned.
5377 (*movti_rex64): Likewise.
5379 * config/i386/predicates.md (misaligned_operand): New.
5381 2008-03-31 Andrew Pinski <pinskia@gmail.com>
5384 * tree-ssa-phiopt.c (conditional_replacement): Return early for
5387 2008-03-31 Jan Beulich <jbeulich@novell.com>
5389 * config/ia64/constraints.md: Add 'j' constraint.
5390 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
5391 (movdi_internal): Likewise.
5393 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
5396 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
5398 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
5402 proper error message for the third argument on blendpd and
5405 * config/i386/sse.md (blendbits): New.
5406 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
5408 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
5410 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
5412 2008-03-30 Richard Guenther <rguenther@suse.de>
5415 * fold-const.c (fold_sign_changed_comparison): Do leave
5416 conversions to base-types alone.
5418 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
5420 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
5421 the link register if one altivec register is be saved.
5423 2008-03-30 Ben Elliston <bje@au.ibm.com>
5425 * final.c (final_scan_insn): Remove if (0) code.
5427 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
5429 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
5431 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
5433 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
5434 of V4SFmode to ix86_binary_operator_ok.
5436 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
5438 * config/i386/i386.c (override_options): Initialize
5439 ix86_veclib_handler to ix86_veclibabi_svml when
5440 -mveclibabi=svml is used.
5441 (ix86_veclibabi_svml): New function for SVML ABI style
5442 vectorization support.
5443 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
5445 2008-03-28 Rafael Espindola <espindola@google.com>
5447 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
5448 (tree_binary_nonnegative_warnv_p): Make it public.
5449 (tree_single_nonnegative_warnv_p): Make it public.
5450 (tree_invalid_nonnegative_warnv_p): Make it public.
5451 (tree_unary_nonzero_warnv_p): Make it public.
5452 (tree_binary_nonzero_warnv_p): Make it public
5453 (tree_single_nonzero_warnv_p): Make it public.
5454 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
5455 (extract_range_from_binary_expr): Split the expr argument.
5456 (extract_range_from_unary_expr): Split the expr argument.
5457 (extract_range_from_comparison): Split the expr argument.
5458 (extract_range_from_expr): Use the new aux functions.
5459 (vrp_evaluate_conditional_warnv): Use
5460 vrp_evaluate_conditional_warnv_with_ops.
5461 * tree.h (tree_unary_nonzero_warnv_p): Declare.
5462 (tree_binary_nonzero_warnv_p): Declare.
5463 (tree_single_nonzero_warnv_p): Declare.
5464 (tree_expr_nonzero_warnv_p): Declare.
5465 (tree_unary_nonnegative_warnv_p): Declare.
5466 (tree_binary_nonnegative_warnv_p): Declare.
5467 (tree_single_nonnegative_warnv_p): Declare.
5468 (tree_invalid_nonnegative_warnv_p): Declare.
5470 2008-03-28 Richard Guenther <rguenther@suse.de>
5472 PR tree-optimization/30317
5473 PR tree-optimization/30911
5474 PR tree-optimization/34793
5475 * tree-vrp.c (set_and_canonicalize_value_range): New function.
5476 (struct assert_locus_d): New member EXPR.
5477 (register_new_assert_for): Add EXPR parameter to support
5478 ASSERT_EXPR <name, expr OP limit>.
5479 (register_edge_assert_for_1): Adjust callers.
5480 (find_assert_locations): Likewise.
5481 (process_assert_insertions_for): Build condition from expression.
5482 (extract_range_from_assert): Handle ASSERT_EXPRs
5483 of the form ASSERT_EXPR <name, expr OP limit>.
5484 (register_edge_assert_for_2): New helper registering
5485 asserts for comparisons. Recognize range tests of the form
5486 (unsigned)i - CST1 OP CST2.
5487 (register_edge_assert_for_1): Use it.
5488 (register_edge_assert_for): Likewise.
5489 (needs_overflow_infinity): Integer sub-types
5490 do not need overflow infinities.
5491 (vrp_val_is_max): The extreme values of integer sub-types
5492 are those of the base type.
5493 (vrp_val_is_min): Likewise.
5494 * tree.def (ASSERT_EXPR): Document extra allowed conditional
5497 2008-03-28 Nick Clifton <nickc@redhat.com>
5500 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5501 Return GENERAL_REGS for stack adjustment reloads.
5503 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
5506 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
5507 const_vector when all the vectors are constant.
5509 2008-03-27 Bob Wilson <bob.wilson@acm.org>
5511 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
5513 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
5514 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
5516 (s<code>_sf): Use new scc_sf attribute for opcode names.
5518 2008-03-27 Tom Tromey <tromey@redhat.com>
5520 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
5521 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
5522 config/spu/t-spu-elf, config/i386/t-interix,
5523 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
5524 config/i386/x-darwin, config/i386/x-mingw32,
5525 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
5526 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
5527 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
5528 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
5529 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
5530 config/rs6000/x-darwin, config/rs6000/t-rs6000,
5531 config/score/t-score-elf, config/arm/t-strongarm-pe,
5532 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
5533 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
5534 Revert automatic dependency patch.
5536 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
5539 * config/i386/i386.c (ix86_function_arg_boundary): Align
5540 decimal floating point to its natural boundary.
5542 2008-03-27 Richard Guenther <rguenther@suse.de>
5545 * fold-const.c (fold_comparison): Restrict distinct decl
5546 comparison folding to VAR_DECLs and PARM_DECLs. Do not
5547 solely rely on operand_equal_p.
5549 2008-03-27 Richard Guenther <rguenther@suse.de>
5552 * c-common.c (handle_weak_attribute): Reject combination of
5555 2008-03-27 Richard Guenther <rguenther@suse.de>
5557 PR tree-optimization/32810
5558 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
5559 conversions from DECL_INITIAL.
5560 (fold_const_aggregate_ref): Likewise from constructor elements.
5562 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
5564 * tree-affine.h (aff_combination_expand): Declare.
5565 (get_inner_reference_aff): Likewise.
5566 * tree-affine.c (aff_combination_expand): Split out from
5567 tree_to_aff_combination_expand.
5568 (get_inner_reference_aff): New function.
5569 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
5570 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
5571 (struct lim_aux_data): sm_done field removed.
5572 (mem_ref_loc_p, mem_ref_locs_p): New types.
5573 (struct mem_ref): Added id, stored, accesses_in_loop,
5574 indep_loop, dep_loop, indep_ref, dep_ref fields.
5575 Removed is_stored, locs and next fields.
5576 (memory_accesses): New variable.
5577 (movement_possibility): Do not allow moving statements
5578 that store to memory.
5579 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
5581 (determine_max_movement): For statements with memory references,
5582 find the outermost loop in that the reference is independent.
5583 (move_computations_stmt): Mark the virtual operands for renaming.
5584 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
5585 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
5586 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
5587 add_vop_ref_mapping, create_vop_ref_mapping_loop,
5588 create_vop_ref_mapping, analyze_memory_references,
5589 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
5590 get_all_locs_in_loop, ref_always_accessed_p,
5591 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
5592 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
5593 store_motion_loop, store_motion): New functions.
5594 (struct vop_to_refs_elt): New type.
5595 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
5596 memref_hash, memref_eq, hoist_memory_references): Rewritten.
5597 (schedule_sm): Replaced by...
5598 (execute_sm): ... this.
5599 (determine_lsm_ref, hoist_memory_references,
5600 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
5601 find_more_ref_vops, free_mem_ref, free_mem_refs,
5602 determine_lsm_loop, determine_lsm): Removed.
5603 (tree_ssa_lim_finalize): Free data structures used by store motion.
5604 (tree_ssa_lim): Call analyze_memory_references. Use
5605 store_motion instead of determine_lsm.
5607 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5609 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
5610 rename tmake_file to m68hc11/t-m68hc11.
5611 (mcore): Set inhibit_libc to true.
5612 * config.host (alpha*-dec-*vms*): Set extra_programs.
5613 (interix3*): Don't use host_xmake_file.
5614 * configure.ac: Let config.gcc override inhibit_libc.
5615 * configure: Regenerate.
5617 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
5618 * config/t-openbsd-thread: Remove commented out lines.
5620 * config/x-interix: Remove.
5622 * config/m68hc11/t-m68hc11-gas: Rename to...
5623 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
5625 * config/mcore/t-mcore: Remove T_CFLAGS.
5626 * config/mcore/t-mcore-pe: Likewise.
5628 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
5630 * configure.ac: Replace custom __GNU_SOURCE test with
5631 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
5632 * aclocal.m4: Regenerate.
5633 * configure: Regenerate.
5634 * config.in: Regenerate.
5636 2008-03-27 Richard Guenther <rguenther@suse.de>
5638 * fold-const.c (target.h): Include.
5639 (fold_comparison): Fold comparison of addresses of decls
5640 that bind locally or of constants. Consolidate address folding code.
5641 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
5642 results from fold_binary_to_constant.
5643 (compare_values_warnv): Likewise.
5645 2008-03-27 Andrew Pinski <pinskia@gmail.com>
5648 * fold-const.c (fold_truthop): Check for integeral types when folding
5649 a == 0 && b == 0 and a != 0 || b != 0 .
5651 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
5653 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
5655 2008-03-26 Andreas Schwab <schwab@suse.de>
5657 * doc/invoke.texi: Fix use of @item vs. @itemx.
5659 2008-03-26 Tom Tromey <tromey@redhat.com>
5661 * Makefile.in (build/gensupport.o, build/print-rtl.o,
5662 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
5663 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
5664 build/gencodes.o, build/genconditions.o, build/genconfig.o,
5665 build/genconstants.o, build/genemit.o, build/genextract.o,
5666 build/genflags.o, build/genmddeps.o, build/genopinit.o,
5667 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
5670 2008-03-26 Richard Guenther <rguenther@suse.de>
5673 2008-03-26 Richard Guenther <rguenther@suse.de>
5675 * fold-const.c (target.h): Include.
5676 (fold_comparison): Fold comparison of addresses of two decls
5677 that bind locally. Consolidate address folding code.
5679 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
5682 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
5683 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
5684 dconstsqrt2, dconstthird, dconste and/or dconst10.
5685 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
5686 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
5687 dconstsqrt2, dconste): Delete.
5688 (init_emit_once): Likewise. Simplify initializing dconstm1.
5690 * real.c (get_real_const): New.
5691 * real.h (dconst3, dconst10, dconstm2, dconstthird,
5692 dconstsqrt2, dconste): Delete.
5693 (real_value_const, get_real_const): New.
5695 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
5697 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
5699 * config/i386/i386.c (ix86_function_arg_boundary): Check
5700 BIGGEST_ALIGNMENT instead of 128.
5701 (setup_incoming_varargs_64): Likewise.
5703 2008-03-26 Tom Tromey <tromey@redhat.com>
5705 * Makefile.in (DEPFILES): Add missing '/'.
5707 2008-03-26 Richard Guenther <rguenther@suse.de>
5709 * fold-const.c (target.h): Include.
5710 (fold_comparison): Fold comparison of addresses of two decls
5711 that bind locally. Consolidate address folding code.
5713 2008-03-26 Nick Clifton <nickc@redhat.com>
5716 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
5717 not allow INT+INT as a legitimate addressing mode.
5719 2008-03-26 Richard Guenther <rguenther@suse.de>
5721 * tree-flow.h (widen_bitfield): Remove declaration.
5722 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
5723 (widen_bitfield): Remove function.
5724 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
5727 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
5730 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
5733 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
5735 PR rtl-optimization/35232
5736 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
5737 (forget_old_reloads_1, forget_marked_reloads): Don't clear
5738 reg_reloaded_call_part_clobbered here.
5739 (reload_regs_reach_end_p): New function.
5740 (reload_reg_rtx_for_input): New variable.
5741 (reload_reg_rtx_for_output): Likewise.
5742 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
5743 when reassigning a pseudo register. Load reloadreg from
5744 reload_reg_rtx_for_input, moving the mode and register
5746 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
5747 instead of the original when deciding whether an input reload
5748 would be a no-op or whether an output reload can be deleted.
5749 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
5750 when setting up new_spill_reg_store. Load it from
5751 reload_reg_rtx_for_output, moving the mode and register
5753 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
5754 instead of the original when deciding whether an output reload
5755 would be a no-op. Do the same when modifying insn notes.
5756 Use rtx_equal_p instead of == to compare the registers.
5757 (inherit_piecemeal_p): Take a mode and two register numbers
5759 (emit_reload_insns): Clear new_spill_reg_store for every hard
5760 register in the reload register. Remove spill registers
5761 from reg_reloaded_valid before considering whether to record
5762 inheritance information for them. Use reload_reg_rtx_for_output
5763 instead of reg_rtx when recording output reloads. Use
5764 reload_reg_rtx_for_input instead of reg_rtx when recording
5765 input reloads. Set or clear reg_reloaded_call_part_clobbered
5766 at the same time as setting reg_reloaded_valid.
5767 (delete_output_reload): Add a new_reload_reg parameter and use it
5768 instead of rld[j].reg_rtx.
5769 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
5772 2008-03-25 Tom Tromey <tromey@redhat.com>
5774 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
5775 (build/genattr.o): Likewise.
5776 (build/genattrtab.o): Likewise.
5777 (build/gencodes.o): Likewise.
5778 (build/genconfig.o): Likewise.
5779 (build/genconstants.o): Likewise.
5780 (build/genemit.o): Likewise.
5781 (build/genextract.o): Likewise.
5782 (build/genflags.o): Likewise.
5784 2008-03-25 Bob Wilson <bob.wilson@acm.org>
5786 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
5787 instead of size_int for integer types.
5788 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
5789 to match type of MINUS_EXPR.
5791 2008-03-25 Tom Tromey <tromey@redhat.com>
5793 * configure: Rebuilt.
5794 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
5797 2008-03-25 Tom Tromey <tromey@redhat.com>
5799 * config/x-solaris (host-solaris.o): Update.
5800 * config/x-linux (host-linux.o): Update.
5801 * config/x-hpux (host-hpux.o): Update.
5802 * config/x-darwin (host-darwin.o): Update.
5803 * config/v850/t-v850e (v850-c.o): Update.
5804 * config/v850/t-v850 (v850-c.o): Update.
5805 * config/t-vxworks (vxworks.o): Update.
5806 * config/t-sol2 (sol2-c.o, sol2.o): Update.
5807 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
5808 * config/spu/t-spu-elf (spu-c.o): Update.
5810 * config/sh/t-symbian (sh-c.o): Update.
5811 (symbian.o): Update.
5812 * config/sh/t-sh (sh-c.o): Update.
5813 * config/score/t-score-elf (score7.o, score3.o): Update.
5814 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
5815 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
5816 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
5817 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
5819 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
5820 * config/m32c/t-m32c (m32c-pragma.o): Update.
5821 * config/ia64/t-ia64 (ia64-c.o): Update.
5822 * config/i386/x-mingw32 (host-mingw32.o): Update.
5823 * config/i386/x-i386 (driver-i386.o): Update.
5824 * config/i386/x-darwin (host-i386-darwin.o): Update.
5825 * config/i386/x-cygwin (host-cygwin.o): Update.
5826 * config/i386/t-nwld (nwld.o): Update.
5827 * config/i386/t-netware (netware.o): Update.
5828 * config/i386/t-interix (winnt.o): Update.
5829 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
5830 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
5831 msformat-c.o): Update.
5832 * config/bfin/t-bfin-linux (generated_files): Add
5833 linux-sysroot-suffix.h.
5834 * config/arm/t-wince-pe (pe.o): Update.
5835 * config/arm/t-strongarm-pe (pe.o): Update.
5836 * config/arm/t-pe (pe.o): Update.
5837 * config/arm/t-arm (arm-c.o): Update.
5838 * doc/install.texi (Prerequisites): Require make 3.80.
5839 * Makefile.in: Remove .o targets.
5840 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
5841 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
5842 (simple_generated_h, simple_generated_c): Move earlier.
5843 (generated_files): New variable.
5844 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
5845 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
5846 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
5847 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
5848 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
5849 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
5850 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
5851 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
5852 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
5853 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
5854 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
5855 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
5857 (COMPILE.base, COMPILE): New variables.
5858 (%.o): New pattern rule.
5859 (ALL_HOST_OBJS): New variable.
5860 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
5861 (dummy-checksum.o, cc1-checksum.o): Remove.
5862 (DRIVER_SHLIB): New variable.
5863 (DRIVER_DEFINES): Use it.
5864 (gencondmd.c): Move out of build/.
5865 (s-conditions): Update.
5866 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
5867 (ALL_BUILD_OBJS): Likewise.
5868 (build/%.o): Use BUILDCOMPILE.
5869 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
5870 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
5871 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
5872 build/gencheck.o, build/gencodes.o, build/genconditions.o,
5873 build/genconfig.o, build/genconstants.o, build/genemit.o,
5874 build/genextract.o, build/genflags.o, build/genmddeps.o,
5875 build/genopinit.o, build/genoutput.o, build/genpeep.o,
5876 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
5877 build/gen-protos.o, build/scan.o, build/fix-header.o,
5878 build/scan-decls.o): Simplify.
5879 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
5880 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
5881 prefix.o, toplev.o): Reduce to variable setting.
5882 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
5883 ($(out_object_file), gcc-options.o): New targets.
5884 ($(ALL_HOST_OBJS)): New target. Include dependency files.
5885 * configure: Rebuilt.
5886 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
5887 * doc/sourcebuild.texi (Front End Directory): Document new variable.
5889 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
5891 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
5892 complain when we hit an error, return ERROR_MARK_NODE.
5894 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5896 * config/sh/constraints.md (Pso, Psz): New constraints.
5897 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
5898 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
5900 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5902 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
5903 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
5905 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
5907 * config/sh/sh.md (prefetch): Add condition for SH2A target.
5908 (prefetch_sh2a): New.
5910 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5911 Naveen.H.S <naveen.hs@kpitcummins.com>
5913 * config/sh/constraints.md (I28): New constraint.
5914 * config/sh/sh.c (broken_move): Add support for movi20s.
5915 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
5917 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
5918 Jayant Sonar <Jayant.sonar@kpitcummins.com>
5919 Naveen.H.S <naveen.hs@kpitcummins.com>
5921 * config/sh/sh.c (SH_ATTRIBUTES): Define.
5922 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5923 (print_operand): Handle resbank in %@ operand code.
5924 (sh_encode_section_info): New.
5925 (push_regs): Add conditions for resbank.
5926 (sh_expand_epilogue): Likewise.
5927 (sh_insert_attributes): Likewise.
5928 (sh_attribute_table): Likewise.
5929 (sh_handle_resbank_handler_attribute): New.
5930 (sh2a_handle_function_vector_handler_attribute): New.
5931 (sh2a_is_function_vector_call): New.
5932 (sh2a_get_function_vector_number): New.
5933 (sh2a_function_vector_p): New.
5934 (sh_cfun_resbank_handler_p): New.
5935 * config/sh/sh.md (calli): Emit jsr/n if possible.
5936 (calli_tbr_rel): New.
5937 (calli_pcrel): Emit jsr/n if possible.
5938 (return_i): Emit rts/n if possible.
5939 (call_valuei_tbr_rel): New.
5940 (call_valuei_pcrel): Add condition for SH2A target.
5941 (call_value): Likewise.
5942 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
5943 (sh2a_get_function_vector_number): Likewise.
5944 (sh2a_is_function_vector_call): Likewise.
5945 * doc/extend.texi: Document TBR relative addressing of SH2A.
5946 (resbank): Add description for SH2A.
5948 2008-03-24 Richard Guenther <rguenther@suse.de>
5951 * gimplify.c (gimplify_modify_expr): For frontend type-correct
5952 pointer assignments change conversions according to middle-end rules.
5953 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
5954 * configure.ac: Include type checking in yes.
5955 * configure: Regenerate.
5957 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5959 * diagnostic.c (diagnostic_count_diagnostic): Delete.
5960 (diagnostic_report_diagnostic): Update. Handle ICEs here.
5962 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
5964 * gthr-vxworks.h (UNUSED): Define.
5966 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
5968 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
5970 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
5972 * doc/extend.texi (Function Attributes): Add missing comma in the
5973 example of the "alloc_size" attribute.
5975 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
5978 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5980 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5983 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
5986 * stor-layout.c (update_alignment_for_field): Set minimum alignment
5987 of the underlying type of a MS bitfield layout to the natural
5988 alignment of the type.
5990 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
5992 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
5993 to their natural alignment to avoid store forwarding stalls.
5995 2008-03-22 Richard Guenther <rguenther@suse.de>
5997 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
5998 For PHI nodes verify the address is invariant.
5999 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
6000 (get_symbol_constant_value): Use is_gimple_min_invariant.
6001 (maybe_fold_stmt_indirect): Likewise.
6003 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
6005 PR rtl-optimization/33927
6006 * Makefile.in (dse.o): Depend on $(TM_P_H).
6007 * expr.h (extract_low_bits): Declare.
6008 * expmed.c (extract_low_bits): New function.
6009 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
6010 * dse.c: Include tm_p.h.
6011 (find_shift_sequence): Remove the read_reg argument and return the
6012 read value. Emit the instructions instead of returning them.
6013 Iterate on new_mode rather than calculating it each time.
6014 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
6015 source to NEW_MODE and extract_low_bits to convert the shifted
6017 (replace_read): Allow the load and store to have different mode
6018 classes. Use extract_low_bits when SHIFT == 0. Create the shift
6019 or extraction instructions before trying the replacement. Update
6020 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
6022 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
6024 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
6025 to their natural alignment to avoid store forwarding stalls.
6027 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
6030 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
6031 encouraging but not allowing gprs for input;
6032 change the input constraint to !f#r.
6033 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
6035 change the output constraint to !f#r.
6037 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
6040 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
6041 corresponding post-reload splitters.
6042 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
6043 when x87 FP math is selected.
6044 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
6045 New function prototype.
6046 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
6047 unreachable function to ease macroization of insn patterns.
6049 2008-03-21 Martin Jambor <mjambor@suse.cz>
6051 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
6052 reference dumps if ddr is NULL or dependence is unknown.
6054 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6056 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
6057 unsigned extension into account.
6058 (ATOMIC_COMPARE_AND_SWAP): Likewise.
6059 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
6060 Do computations on a scratch register.
6062 2008-03-21 Richard Guenther <rguenther@suse.de>
6064 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
6065 Use is_gimple_min_invariant instead of TREE_INVARIANT.
6066 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
6067 * tree-ssa-dom.c (record_equality): Likewise.
6068 * tree-inline.c (copy_body_r): Likewise.
6069 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
6072 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
6074 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
6075 as 'delete_unused' argument.
6077 2008-03-20 Richard Guenther <rguenther@suse.de>
6079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6080 special casing of constant qualifiers.
6081 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
6082 care about them in general.
6083 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
6084 regardless of their type.
6085 (fold_stmt_r): Forcefully fold *& if we end up with that.
6087 2008-03-20 Paul Brook <paul@codesourcery.com>
6089 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
6090 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
6092 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
6094 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
6095 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
6097 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
6099 * common.opt (Wmudflap): New option.
6100 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
6101 (mx_register_decls): Likewise.
6102 (mudflap_finish_file): Likewise.
6103 * doc/invoke.texi: Document -Wno-mudflap.
6105 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
6107 * c-format.c (replace_format_name_to_system_name): New.
6109 (convert_format_name_to_system_name): New.
6110 (decode_format_attr): Add use of convert_format_name_to_system_name.
6111 (format_types_orig): Add gnu_ prefix to names.
6112 (check_format_info_main): Special treating of \0 escaped names for
6113 supporting multi-character format specifiers as I32, I64.
6114 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
6115 (gnu_target_overrides_format_attributes): New.
6116 * c-format.h: Add structure target_ovr_attr to hold
6117 system specific formatter names.
6118 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
6119 msformat-c.o file to c_target_objs and cxx_target_objs.
6120 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6121 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
6122 (TARGET_N_FORMAT_TYPES): New.
6123 * config/i386/msformat-c.c: New.
6124 * config/i386/t-cygming: Add build rule for msformat-c.o.
6125 * doc/extend.texi: Add new format names gnu_* and ms_* and
6127 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
6129 2008-03-20 Ira Rosen <irar@il.ibm.com>
6131 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
6132 optimizations turned on under -O3.
6133 (ftree-vectorize): Add that the flag is turned on with -O3.
6135 2008-03-20 Ben Elliston <bje@au.ibm.com>
6137 * regmove.c (try_auto_increment): Fix spelling error in comment.
6138 * final.c (final_scan_insn): Likewise.
6140 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
6143 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
6144 allocator preferences for "y" and "r" class registers.
6145 ("*mov<mode>_internal"): Ditto.
6146 ("*movv2sf_internal_rex64"): Ditto.
6147 ("*movv2sf_internal"): Ditto.
6149 2008-03-19 Michael Matz <matz@suse.de>
6152 * calls.c (expand_call): Check overlap of arguments with call
6153 address for sibcalls.
6155 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
6158 * stor-layout.c (update_alignment_for_field): Set minimum alignment
6159 of the underlying type of a MS bitfield layout to the natural
6160 alignment of the type.
6162 2008-03-19 Jan Hubicka <jh@suse.cz>
6165 * toplev.c (decode_d_option): Handle all CPP flags.
6166 * tree-vrp.c: Update tree_pass descriptors.
6167 * regrename.c: Update tree_pass descriptors.
6168 * fwprop.c: Update tree_pass descriptors.
6169 * doc/invoke.texi: Remove documentation of dropped -d? flags.
6170 * tree-into-ssa.c: Update tree_pass descriptors.
6171 * tree-dump.c: Update tree_pass descriptors.
6172 * tree-complex.c: Update tree_pass descriptors.
6173 * tree-dump.h: Update tree_pass descriptors.
6174 * see.c: Update tree_pass descriptors.
6175 * cgraphbuild.c: Update tree_pass descriptors.
6176 * tracer.c: Update tree_pass descriptors.
6177 * tree-loop-distribution.c: Update tree_pass descriptors.
6178 * cgraph.c: Update tree_pass descriptors.
6179 * postreload-gcse.c: Update tree_pass descriptors.
6180 * postreload.c: Update tree_pass descriptors.
6181 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
6182 * tree-tailcall.c: Update tree_pass descriptors.
6183 * tree-pass.h (tree_opt_pass): Rename to ...
6184 (opt_pass) ... this one; add "type" field and remove letter field.
6185 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
6186 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
6187 all_lowering_passes): Update declaration.
6188 * ipa-cp.c: Update tree_pass descriptors.
6189 * final.c: Update tree_pass descriptors.
6190 * omp-low.c: Update tree_pass descriptors.
6191 * tree-ssa-dse.c: Update tree_pass descriptors.
6192 * ipa-reference.c: Update tree_pass descriptors.
6193 * tree-ssa-uncprop.c: Update tree_pass descriptors.
6194 * auto-inc-dec.c: Update tree_pass descriptors.
6195 * reorg.c: Update tree_pass descriptors.
6196 * cgraphunit.c: Update tree_pass descriptors.
6197 * tree-ssa-copyrename.c: Update tree_pass descriptors.
6198 * tree-ssa-ccp.c: Update tree_pass descriptors.
6199 * df-core.c: Update tree_pass descriptors.
6200 * mode-switching.c: Update tree_pass descriptors.
6201 * tree-nomudflap.c: Update tree_pass descriptors.
6202 * modulo-sched.c: Update tree_pass descriptors.
6203 * ipa-pure-const.c: Update tree_pass descriptors.
6204 * cse.c: Update tree_pass descriptors.
6205 * web.c: Update tree_pass descriptors.
6206 * tree-stdarg.c: Update tree_pass descriptors.
6207 * tree-ssa-math-opts.c: Update tree_pass descriptors.
6208 * tree-ssa-dom.c: Update tree_pass descriptors.
6209 * tree-nrv.c: Update tree_pass descriptors.
6210 * tree-ssa-alias.c: Update tree_pass descriptors.
6211 * loop-init.c: Update tree_pass descriptors.
6212 * gimple-low.c: Update tree_pass descriptors.
6213 * ipa-inline.c: Update tree_pass descriptors.
6214 * tree-ssa-sink.c: Update tree_pass descriptors.
6215 * global.c: Update tree_pass descriptors.
6216 * ifcvt.c: Update tree_pass descriptors.
6217 * jump.c: Update tree_pass descriptors.
6218 * predict.c: Update tree_pass descriptors.
6219 * tree-ssa-loop.c: Update tree_pass descriptors.
6220 * recog.c: Update tree_pass descriptors.
6221 * dse.c: Update tree_pass descriptors.
6222 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
6223 * tree-eh.c: Update tree_pass descriptors.
6224 * regmove.c: Update tree_pass descriptors.
6226 * function.c: Update tree_pass descriptors.
6227 * tree-vectorizer.c: Update tree_pass descriptors.
6228 * gcse.c: Update tree_pass descriptors.
6229 * ipa-type-escape.c: Update tree_pass descriptors.
6230 * tree-if-conv.c: Update tree_pass descriptors.
6231 * init-regs.c: Update tree_pass descriptors.
6232 * ipa.c: Update tree_pass descriptors.
6233 * tree-ssa-phiopt.c: Update tree_pass descriptors.
6234 * rtl-factoring.c: Update tree_pass descriptors.
6235 * lower-subreg.c: Update tree_pass descriptors.
6236 * bt-load.c: Update tree_pass descriptors.
6237 * tree-dfa.c: Update tree_pass descriptors.
6238 * except.c: Update tree_pass descriptors.
6239 * emit-rtl.c: Update tree_pass descriptors.
6240 * cfgexpand.c: Update tree_pass descriptors.
6241 * tree-cfgcleanup.c: Update tree_pass descriptors.
6242 * cfgcleanup.c: Update tree_pass descriptors.
6243 * tree-ssa-pre.c: Update tree_pass descriptors.
6244 * tree-sra.c: Update tree_pass descriptors.
6245 * tree-mudflap.c: Update tree_pass descriptors.
6246 * tree-ssa-copy.c: Update tree_pass descriptors.
6247 * cfglayout.c: Update tree_pass descriptors.
6248 * tree-ssa-forwprop.c: Update tree_pass descriptors.
6249 * tree-ssa-dce.c: Update tree_pass descriptors.
6250 * tree-ssa.c: Update tree_pass descriptors.
6251 * regclass.c: Update tree_pass descriptors.
6252 * integrate.c: Update tree_pass descriptors.
6253 * tree-optimize.c: Update tree_pass descriptors.
6254 * tree-ssa-phiprop.c: Update tree_pass descriptors.
6255 * tree-object-size.c: Update tree_pass descriptors.
6256 * combine.c: Update tree_pass descriptors.
6257 * tree-outof-ssa.c: Update tree_pass descriptors.
6258 * bb-reorder.c: Update tree_pass descriptors.
6259 * stack-ptr-mod.c: Update tree_pass descriptors.
6260 * var-tracking.c: Update tree_pass descriptors.
6261 * tree-profile.c: Update tree_pass descriptors.
6262 * tree-vect-generic.c: Update tree_pass descriptors.
6263 * reg-stack.c: Update tree_pass descriptors.
6264 * sched-rgn.c: Update tree_pass descriptors.
6265 * tree-ssa-structalias.c: Update tree_pass descriptors.
6266 * tree-cfg.c: Update tree_pass descriptors.
6267 * passes.c (current_pass): Update declaration.
6268 (finish_optimization_passes): Update.
6269 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
6270 (register_one_dump_file, register_dump_files_1, next_pass_1):
6272 (init_optimization_passes): Update handling of new types.
6273 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
6274 * ipa-struct-reorg.c: Update tree_pass descriptors.
6275 * tree-ssa-reassoc.c: Update tree_pass descriptors.
6276 * combine-stack-adj.c: Update tree_pass descriptors.
6277 * cfgrtl.c: Update tree_pass descriptors.
6278 * dce.c: Update tree_pass descriptors.
6279 * tree-ssanames.c: Update tree_pass descriptors.
6281 2008-03-19 Richard Guenther <rguenther@suse.de>
6284 * tree-ssa.c (walk_data): New structure.
6285 (warn_uninitialized_var): If not always_executed warn with "maybe"
6287 (execute_early_warn_uninitialized): Compute post-dominators.
6288 Initialize always_executed before processing each basic block.
6290 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
6293 * config/i386/i386.c (x86_this_parameter): Calculate correct location
6294 of "this" pointer when "regparm = N" or "fastcall" is in effect.
6296 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6298 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
6300 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
6302 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
6304 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
6305 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
6306 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
6307 target after ignore has been set, and move there also the commputation
6308 of subtarget and original_target.
6309 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
6310 (LANG_HOOKS_INITIALIZER): Remove it.
6311 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
6313 2008-03-18 Richard Guenther <rguenther@suse.de>
6315 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
6316 found an expression with constants, note that in the VN for the lhs.
6317 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
6318 fold them to constants if possible. Run cleanup_cfg if done so.
6319 (execute_pre): Return todo.
6321 (execute_fre): Likewise.
6322 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
6324 (get_prop_source_stmt): Look through pointer conversions.
6326 2008-03-18 Jan Hubicka <jh@suse.cz>
6328 * tree-pretty-print.c: Include predict.h.
6329 (dump_generic_node): Dump predictor.
6330 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
6331 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
6332 * gimple-low.c (lower_stmt): Likewise.
6333 * expr.c (expand_expr_real): Likewise.
6334 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
6336 (build_predict_expr, build_predict_expr): New.
6337 * predict.h (predictor_name, build_predict_expr): Update.
6338 * c-typeck.c (c_finish_bc_stmt): Add prediction.
6339 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
6340 * predict.def (PRED_CONTINUE): Update hitrate.
6341 * tree.def (PREDICT_EXPR): Define.
6342 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
6343 do not handle BIND_EXPR.
6344 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
6345 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
6346 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
6349 2008-03-18 Michael Matz <matz@suse.de>
6351 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
6353 2008-03-18 Richard Guenther <rguenther@suse.de>
6355 * tree-gimple.h (is_gimple_invariant_address): Declare.
6356 (is_gimple_constant): Likewise.
6357 * tree-gimple.c (is_gimple_constant): New function.
6358 (is_gimple_invariant_address): Likewise.
6359 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
6360 and is_gimple_invariant_address.
6361 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
6363 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
6364 an addressable base.
6366 2008-03-18 Jakub Jelinek <jakub@redhat.com>
6369 * gimplify.c (gimplify_expr): Gimplify second operand of
6372 2008-03-17 Richard Guenther <rguenther@suse.de>
6374 PR tree-optimization/19637
6375 * fold-const.c (fold_unary): Remove restrictions of removing
6376 intermediate pointer-conversions (P2)(P1)P0.
6377 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
6378 conversion to void pointer.
6379 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
6381 2008-03-16 James E. Wilson <wilson@tuliptree.org>
6384 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
6385 emulated thread local variables.
6387 2008-03-16 Richard Guenther <rguenther@suse.de>
6390 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
6391 expand TREE_INVARIANT operations that are not gimple invariant.
6393 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
6395 * doc/extend.texi (Alignment): Say that the ABI controls
6396 the __alignof__ for non-strict-alignment targets rather
6397 than being a recommendation.
6399 2008-03-15 Paul Brook <paul@codesourcery.com>
6401 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
6403 (arm_output_fn_unwind): Mark functions that can not be unwound.
6405 2008-03-15 Paul Brook <paul@codesourcery.com>
6407 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
6408 extension instructions.
6410 2008-03-15 Richard Guenther <rguenther@suse.de>
6412 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
6413 and fold constant aggregate refs.
6414 (fold_const_aggregate_ref): Handle string constants
6415 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
6416 (evaluate_stmt): Simplify now that ccp_fold folds constant
6419 2008-03-15 Paul Brook <paul@codesourcery.com>
6421 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
6422 (extzv): Use gen_extzv_t2.
6423 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
6425 2008-03-15 Richard Guenther <rguenther@suse.de>
6427 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
6428 (fold_const_aggregate_ref): Likewise.
6429 (get_value): Return NULL if we don't have any values.
6430 (ccp_finalize): Set const_val to NULL after freeing it.
6431 * tree-flow.h (get_symbol_constant_value): Declare.
6432 (fold_const_aggregate_ref): Likewise.
6433 * tree-ssa-sccvn.c (try_to_simplify): Use them.
6435 2008-03-15 Richard Guenther <rguenther@suse.de>
6438 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
6439 to not produce negative array indices if not allowed. Add
6440 parameter to indicate that.
6441 (maybe_fold_offset_to_component_ref): Allow negative array
6442 indices only for the first member of a structure.
6443 (maybe_fold_offset_to_reference): Allow negative array indices.
6444 (maybe_fold_stmt_addition): Likewise.
6446 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
6447 Anatoly Sokolov <aesok@post.ru>
6449 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
6450 (avr_arch): Add ARCH_AVR6.
6451 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
6452 (initial_elimination_offset): Initialize and use 'avr_pc_size'
6453 instead of fixed value 2.
6454 (print_operand_address): Use gs() asm specifier instead of pm().
6455 (avr_assemble_integer): (Ditto.).
6456 (avr_output_addr_vec_elt): (Ditto.).
6457 (print_operand): Handle "!" code.
6458 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
6459 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
6460 (AVR_HAVE_EIJMP_EICALL): Define.
6461 (AVR_3_BYTE_PC): Redefine.
6462 (AVR_2_BYTE_PC): (Ditto.).
6463 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
6464 (LINK_SPEC): Add atmega2560 and atmega2561.
6465 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
6467 * config/avr/avr.md (call_insn): Use eicall instead of icall
6468 for 3 byte PC devices.
6469 (call_value_insn): (Ditto.).
6470 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
6471 (indirect_jump): Use only for for 2 byte PC devices.
6472 (*tablejump): (Ditto.).
6473 (*indirect_jump_avr6): Add insn.
6474 (*tablejump_rjmp): Don't use for 3 byte PC devices.
6475 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
6476 instead of ijmp for 3 byte PC devices.
6477 (__tablejump2__): (Ditto.).
6478 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
6479 (MULITLIB_DIRNAMES): (Ditto.).
6480 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
6482 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
6484 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
6485 "sse2_umulsidi3". Use V1DI mode for operand 0.
6486 ("mmx_psadbw"): Use V1DI mode for operand 0.
6487 * config/i386/i386-modes.def (V1SI): New vector mode.
6488 * config/i386/i386.c (struct builtin_description)
6489 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
6490 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
6491 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
6492 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
6493 v1di_ftype_v8qi_v8qi type.
6494 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
6496 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
6497 __builtin_ia32_pmuludq]: Fix the mode of return value.
6499 2008-03-15 Richard Guenther <rguenther@suse.de>
6502 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
6505 2008-03-14 Bob Wilson <bob.wilson@acm.org>
6507 * doc/invoke.texi (Option Summary, Xtensa Options): Document
6508 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
6509 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
6510 unless TARGET_SERIALIZE_VOLATILE is enabled.
6511 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
6512 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
6513 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
6515 2008-03-14 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/34172
6518 * tree-flow.h (refs_may_alias_p): Declare.
6519 (get_single_def_stmt): Likewise.
6520 (get_single_def_stmt_from_phi): Likewise.
6521 (get_single_def_stmt_with_phi): Likewise.
6522 * tree-dfa.c (refs_may_alias_p): New function.
6523 (get_single_def_stmt): Likewise.
6524 (get_single_def_stmt_from_phi): Likewise.
6525 (get_single_def_stmt_with_phi): Likewise.
6526 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
6527 (vn_reference_lookup_1): New helper function.
6528 (vn_reference_lookup): Walk the virtual use-def chain to
6529 continue searching for a match if the def does not alias the
6530 reference we are looking for.
6532 2008-03-14 David Edelsohn <edelsohn@gnu.org>
6534 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
6535 archive and Perzl. Update The Written Word listing.
6537 2008-03-14 Richard Guenther <rguenther@suse.de>
6539 PR tree-optimization/34043
6540 PR tree-optimization/33989
6541 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
6543 (bitmap_find_leader): Use extra argument to verify dominance
6544 relationship inside a basic-block.
6545 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
6546 (find_leader_in_sets): Adjust.
6547 (create_component_ref_by_pieces): Take extra argument for
6548 dominance check, handle lookup failures.
6549 (find_or_generate_expression): Likewise.
6550 (create_expression_by_pieces): Likewise.
6551 (insert_into_preds_of_block): Adjust.
6552 (create_value_expr_from): If asked for, verify all operands
6553 are in the blocks AVAIL_OUT set.
6554 (make_values_for_stmt): Check for SSA_NAMEs that are life
6555 over an abnormal edge.
6556 (compute_avail): Remove such check.
6557 (do_SCCVN_insertion): New function.
6558 (eliminate): If we do not find a leader suitable for replacement
6559 insert a replacement expression from SCCVN if available.
6560 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
6561 (struct vn_ssa_aux): Add needs_insertion flag.
6562 * tree-ssa-sccvn.c (may_insert): New global flag.
6563 (copy_reference_ops_from_ref): Value-number union member access
6564 based on its size, not type and member if insertion is allowed.
6565 (visit_reference_op_load): For a weak match from union type
6566 punning lookup a view-converted value and insert a SSA_NAME
6567 for that value if that is not found.
6568 (visit_use): Make dumps shorter. Do not disallow value numbering
6569 SSA_NAMEs that are life over an abnormal edge to constants.
6570 (free_scc_vn): Release inserted SSA_NAMEs.
6571 (run_scc_vn): New flag to specify whether insertion is allowed.
6572 Process SSA_NAMEs in forward order.
6573 * tree-ssa-loop-im.c (for_each_index): Handle invariant
6574 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
6575 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
6576 pointer type to/from integral types that do not change the
6577 precision to regular conversions.
6579 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6581 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
6582 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
6583 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
6584 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
6585 input arguments and the mode of return value. Built-in functions
6586 that operate on whole 64-bit MMX register now use V1DI mode.
6588 2008-03-13 Alon Dayan <alond@il.ibm.com>
6589 Olga Golovanevsky <olga@il.ibm.com>
6591 PR tree-optimization/35041
6592 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
6593 to locate the right position in a statement.
6595 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
6599 * config/i386/xmmintrin.h: Change all static inline functions to
6600 extern inline and add __gnu_inline__ attribute.
6601 * config/i386/bmintrin.h: Ditto.
6602 * config/i386/smmintrin.h: Ditto.
6603 * config/i386/tmmintrin.h: Ditto.
6604 * config/i386/mmintrin-common.h: Ditto.
6605 * config/i386/ammintrin.h: Ditto.
6606 * config/i386/emmintrin.h: Ditto.
6607 * config/i386/pmmintrin.h: Ditto.
6608 * config/i386/mmintrin.h: Ditto.
6609 * config/i386/mm3dnow.h: Ditto.
6611 2008-03-13 Jakub Jelinek <jakub@redhat.com>
6614 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
6615 (lower_omp_2): New function.
6616 (lower_omp_1, lower_omp): Rewritten.
6618 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
6621 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
6622 with the phrase "Microsoft Windows compilers".
6623 (Push/Pop Macro Pragmas): New subsection. Document
6624 #pragma push_macro and pragma pop_macro.
6626 2008-03-12 Paul Brook <paul@codesourcery.com>
6628 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
6630 2008-03-12 Paul Brook <paul@codesourcery.com>
6632 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
6633 (thumb2_alusi3_short): Exclude PLUS and MINUS.
6634 (thumb2_addsi_shortim): Rename ...
6635 (thumb2_addsi_short): ... to this. Allow register operands.
6636 (thumb2_subsi_short): New pattern.
6637 (thumb2_one_cmplsi2_short,
6638 thumb2_negsi2_short): New patterns and peepholes.
6640 2008-03-12 Paul Brook <paul@codesourcery.com>
6642 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
6644 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
6646 * config/i386/i386.md (int_cond): New code iterator.
6648 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
6649 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
6650 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
6651 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
6652 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
6653 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
6654 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
6655 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
6657 2008-03-12 Paul Brook <paul@codesourcery.com>
6659 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
6660 instead of {arm,thumb}_compute_save_reg_mask.
6661 (output_return_instruction): Ditto.
6662 (thumb_unexpanded_epilogue): Ditto.
6663 (thumb1_expand_prologue): Ditto.
6664 (thumb1_output_function_prologue): Ditto.
6665 (arm_set_return_address): Ditto.
6666 (thumb_set_return_address): Ditto.
6667 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
6668 regs to achieve stack alignment.
6669 (thumb1_compute_save_reg_mask): Fix compiler warning.
6670 (arm_output_epilogue): Use offsets->saved_regs_mask.
6671 Adjust stack pointer by poping call clobered registers.
6672 (arm_expand_prologue): Use offsets->saved_regs_mask.
6673 Adjust stack pointer by pushing extra registers.
6674 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
6676 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
6679 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
6680 conversion to the operands of a multiplication.
6682 2008-03-12 Richard Guenther <rguenther@suse.de>
6684 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
6685 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
6686 * timevar.def (TV_TREE_PHIPROP): Add.
6687 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
6688 pass description. Use TV_TREE_PHIPROP.
6689 * tree-ssa-forwprop.c: Remove phiprop code.
6691 2008-03-12 Jakub Jelinek <jakub@redhat.com>
6694 * omp-low.c (maybe_lookup_decl): Constify first argument.
6695 (use_pointer_for_field): Change last argument from bool to
6696 omp_context *. Disallow shared copy-in/out in nested
6697 parallel if decl is shared in outer parallel too.
6698 (build_outer_var_ref, scan_sharing_clauses,
6699 lower_rec_input_clauses, lower_copyprivate_clauses,
6700 lower_send_clauses, lower_send_shared_vars): Adjust callers.
6702 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
6703 Ira Rosen <irar@il.ibm.com>
6705 * tree-vectorizer.c (free_stmt_vec_info): New function.
6706 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
6707 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
6708 * tree-vectorizer.h (free_stmt_vec_info): Declare.
6709 * tree-vect-transform.c (vectorizable_conversion): Free
6710 vec_oprnds0 if it was allocated.
6711 (vect_permute_store_chain): Remove unused VECs.
6712 (vectorizable_store): Free VECs that are allocated in the..
6714 (vect_transform_strided_load, vectorizable_load): Likewise.
6715 (vect_remove_stores): Simplify the code.
6716 (vect_transform_loop): Move code to vect_remove_stores().
6717 Call vect_remove_stores() and free_stmt_vec_info().
6719 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6721 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
6722 TARGET_HPUX. Revise comment.
6723 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6724 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
6725 Use sr4 variant of `be' instruction when not generating PIC code.
6726 (attr_length_call): Adjust for above change.
6728 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6730 * ipa-reference.c (static_execute): Remove module_statics_const and
6731 associated setting code.
6733 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
6737 predicate for operand 1.
6738 (paritysi2_cmp): Use register_operand predicate for operand 2.
6739 Use earlyclobber modifier for operand 1. Remove support for
6741 (paritydi2_cmp): Use register_operand predicate for operand 3.
6742 Use earlyclobber modifier for operand 1. Remove support for
6745 2008-03-11 Paul Brook <paul@codesourcery.com>
6746 Vladimir Prus <vladimir@codesourcery.com>
6748 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
6749 (arm_compute_save_reg0_reg12_mask): Always
6750 check if register 11 must be saved. Always safe hard frame pointer
6751 when frame_pointer_needeed.
6752 (arm_compute_save_reg_mask): Save IP and PC
6753 only with apcs frames.
6754 (arm_output_epilogue): Adjust Thumb2 codepath to
6755 be also invoked and work for ARM non-apcs frames.
6756 (arm_expand_prologue): Don't bother saving IP
6757 for non-apcs frame, since it's not clobbered by
6758 prologue code. Implement non-apcs frame
6761 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6763 PR rtl-optimization/35281
6764 * expr.c (convert_move): Use a new pseudo for the intermediate
6765 from_mode->word_mode result.
6767 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
6769 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
6770 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
6771 * toplev.c (compile_file): Don't call it.
6773 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
6776 * expr.c (store_expr): Call emit_block_move if the mode
6777 of "temp" RTX is BLKmode.
6779 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
6780 Richard Guenther <rguenther@suse.de>
6782 PR tree-optimization/31358
6783 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6784 the step with a NULL_TREE.
6785 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
6786 to sizetype if type is a pointer type.
6787 (add_candidate_1): Don't convert the base and step to
6788 the generic type if the orginal type is a pointer type.
6789 (add_iv_value_candidates): Use sizetype for the step
6790 if type is a pointer type.
6791 (cand_value_at): Likewise.
6792 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6794 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
6795 Don't convert the tem affine to the type.
6796 (add_elt_to_tree): Use sizetype for the step if a pointer.
6797 Use POINTER_PLUS_EXPR for pointers.
6798 (aff_combination_to_tree): Use sizetype for the step if a
6801 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
6803 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
6804 Remove commutativity hint.
6806 2008-03-10 Jakub Jelinek <jakub@redhat.com>
6810 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
6811 errorneous type. Check that v is a VAR_DECL.
6814 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
6816 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
6818 PR tree-optimization/35494
6819 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
6820 may be overriden at link and run time.
6822 2008-03-10 Richard Guenther <rguenther@suse.de>
6824 PR tree-optimization/34677
6825 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
6826 (poolify_tree): Likewise.
6827 (modify_expr_template): Likewise.
6828 (poolify_modify_stmt): Likewise.
6829 (insert_fake_stores): Handle all component-ref style stores
6830 in addition to INDIRECT_REF. Also handle complex types.
6831 Do not poolify the inserted load.
6832 (realify_fake_stores): Do not rebuild the tree but only
6833 make it a SSA_NAME copy.
6834 (init_pre): Remove initialzation of modify_expr_template.
6835 Do not allocate modify_expr_node_pool.
6836 (fini_pre): Do not free modify_expr_node_pool.
6838 2008-03-10 Paul Brook <paul@codesourcery.com>
6840 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
6843 2008-03-10 Paul Brook <paul@codesourcery.com>
6844 Mark Shinwell <shinwell@codesourcery.com>
6846 * config/arm/cortex-r4.md: New.
6847 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
6849 * config/arm/arm.md: Include cortex-r4.md.
6850 (insn): Add smmls, sdiv and udiv values.
6851 (generic_sched): Don't use generic scheduling for Cortex-R4.
6852 (arm_issue_rate): New function.
6853 (TARGET_SCHED_ISSUE_RATE): Define.
6855 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
6857 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
6859 2008-03-10 Richard Guenther <rguenther@suse.de>
6861 * tree-ssa-pre.c (get_sccvn_value): Simplify.
6862 (compute_avail): Do not add stmt uses to AVAIL_OUT.
6864 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
6866 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
6867 Set default to true.
6869 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6871 * c.opt (Wsynth): Deprecate.
6872 * doc/invoke.texi (Option Summary, Warning Options): Document
6873 -Wno-format-contains-nul.
6875 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
6879 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
6881 2008-03-09 Ira Rosen <irar@il.ibm.com>
6883 * config/rs6000/rs6000.c (builtin_description): Rename vector
6884 left shift operations.
6885 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
6886 (altivec_vsl<VI_char>): Rename to ...
6887 (ashl<mode>3): ... new name.
6888 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
6890 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
6892 2008-03-08 Richard Guenther <rguenther@suse.de>
6894 * coverage.h (tree_coverage_counter_addr): Declare.
6895 * coverage.c (tree_coverage_counter_addr): New function.
6896 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
6898 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
6899 (tree_gen_one_value_profiler): Likewise.
6900 (tree_gen_ic_profiler): Likewise.
6901 (tree_gen_average_profiler): Likewise.
6902 (tree_gen_ior_profiler): Likewise.
6904 2008-03-08 Richard Guenther <rguenther@suse.de>
6906 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
6907 (vn_binary_op_insert): Likewise.
6908 (vn_unary_op_lookup): Likewise.
6909 (vn_unary_op_insert): Likewise.
6910 (vn_nary_op_lookup): Declare.
6911 (vn_nary_op_insert): Likewise.
6912 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
6913 and binary hashes, use a single obstack for unary_op_pool
6915 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
6916 a single struct vn_nary_op_s. Store tree code length and
6917 a variable number of operands.
6918 (struct vn_reference_op_struct): Remove unused op2.
6919 (vn_reference_op_eq): Do not compare op2.
6920 (vn_reference_op_compute_hash): Do not compute hash of op2.
6921 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
6922 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
6923 with vn_nary_op_compute_hash.
6924 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
6925 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
6927 (vn_unary_op_insert, vn_binary_op_insert): Replace with
6929 (visit_unary_op): Call nary functions.
6930 (visit_binary_op): Likewise.
6931 (process_scc): Adjust for struct vn_tables_s changes.
6932 (allocate_vn_table): Likewise.
6933 (free_vn_table): Likewise.
6934 * tree-vn.c (vn_add): Call nary functions.
6935 (vn_lookup): Likewise.
6937 2008-03-08 Jakub Jelinek <jakub@redhat.com>
6940 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
6941 wdst back after sync_compare_and_swapqhi_internal.
6943 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
6946 * config/i386/i386-modes.def (V1DI): New vector mode.
6947 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
6948 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
6949 (MMXMODE248): Ditto.
6950 (MMXMODE): Add V1DI mode.
6951 (mmxvecsize): Change DI mode to V1DI mode.
6952 ("mov<mode>): Use MMXMODEI8 mode iterator.
6953 ("*mov<mode>_internal_rex64"): Ditto.
6954 ("*mov<mode>_internal"): Ditto.
6955 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
6956 ("mmx_sub<mode>3"): Ditto.
6957 ("mmx_adddi3"): Remove insn pattern.
6958 ("mmx_subdi3"): Ditto.
6959 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
6960 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
6961 ("mmx_ashl<mode>3"): Ditto.
6962 ("mmx_lshrdi3"): Remove insn pattern.
6963 ("mmx_ashldi3"): Ditto.
6964 * config/i386/i386.c (classify_argument): Handle V1DImode.
6965 (function_arg_advance_32): Ditto.
6966 (function_arg_32): Ditto.
6967 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
6968 mmx_addv1di3 insn pattern.
6969 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
6970 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
6971 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
6972 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
6973 Remove definitions of built-in functions.
6974 (V1DI_type_node): New node.
6975 (v1di_ftype_v1di_int): Ditto.
6976 (v1di_ftype_v1di_v1di): Ditto.
6977 (v2si_ftype_v2si_si): Ditto.
6978 (v4hi_ftype_v4hi_di): Remove node.
6979 (v2si_ftype_v2si_di): Ditto.
6980 (ix86_init_mmx_sse_builtins): Handle V1DImode.
6981 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
6982 Redefine builtins using def_builtin_const with *_ftype_*_int node.
6983 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
6984 Add new builtins using def_builtin_const.
6985 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
6986 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
6987 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
6988 * config/i386/mmintrin.h (__v1di): New typedef.
6989 (_mm_add_si64): Cast arguments to __v1di type.
6990 (_mm_sub_si64): Ditto.
6991 (_mm_sll_pi16): Cast __count to __v4hi type.
6992 (_mm_sll_pi32): Cast __count to __v2si type.
6993 (_mm_sll_si64): Cast arguments to __v1di type.
6994 (_mm_srl_pi16): Cast __count to __v4hi type.
6995 (_mm_srl_pi32): Cast __count to __v2si type.
6996 (_mm_srl_si64): Cast arguments to __v1di type.
6997 (_mm_sra_pi16): Cast __count to __v4hi type.
6998 (_mm_sra_pi32): Cast __count to __v2si type.
6999 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
7000 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
7001 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
7002 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
7003 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
7004 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
7005 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
7006 (_mm_srai_pi32): Use __builtin_ia32_psradi.
7007 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
7008 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
7009 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
7010 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
7012 2008-03-07 Joseph Myers <joseph@codesourcery.com>
7014 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
7016 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
7019 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
7020 reg+const addressing for Altivec modes. Don't generate reg+reg
7021 addressing for TFmode or TDmode quantities.
7023 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
7025 * c-common.c (vector_types_convertible_p): Call langhook
7026 instead of comptypes.
7028 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7031 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
7032 integral and scalar float variables which have a
7035 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
7037 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
7038 dwarf_register_span hook when emitting unwind information for
7039 register-to-memory saves.
7040 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
7041 (rs6000_frame_related): Remove call to spe_synthesize_frame.
7043 2008-03-06 Jakub Jelinek <jakub@redhat.com>
7045 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
7046 for the same VAR_DECL.
7048 2008-03-06 Tom Tromey <tromey@redhat.com>
7051 * doc/standards.texi (Standards): Don't mention treelang.
7052 * doc/invoke.texi (Overall Options): Don't mention treelang.
7053 * doc/install.texi (Prerequisites): Don't mention bison or
7055 (Configuration): Don't mention treelang.
7056 (Building): Likewise.
7057 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
7059 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
7061 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
7062 word-extractions out of a multi-word object.
7064 2008-03-06 Richard Guenther <rguenther@suse.de>
7066 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
7067 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
7068 result type and precision.
7069 * expr.c (get_inner_reference): Set unsignedp based on the result
7070 type of BIT_FIELD_REF.
7071 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
7072 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
7073 (try_instantiate_multiple_fields): Likewise. Use the correct type
7075 (sra_build_assignment): Likewise.
7076 (sra_build_elt_assignment): Likewise.
7077 (sra_explode_bitfield_assignment): Likewise.
7078 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
7079 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
7080 set BIT_FIELD_REF_UNSIGNED.
7081 (vectorizable_load): Likewise.
7083 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
7085 * cse.c (cse_extended_basic_block): Invalidate artificial defs
7088 2008-03-06 Richard Guenther <rguenther@suse.de>
7090 * alias.c (struct alias_set_entry): Move has_zero_child field
7091 to pack with alias_set.
7093 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7095 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7098 2008-03-05 Ian Lance Taylor <iant@google.com>
7100 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
7102 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7104 * fwprop.c (update_df): Support width and offset parameters of
7106 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
7107 global_conflicts): 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-scan.c (df_ref_record, df_defs_record,
7111 df_ref_create_structure, df_def_record_1, df_uses_record,
7112 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
7113 df_bb_refs_collect, df_entry_block_defs_collect,
7114 df_exit_block_uses_collect): Support new width and offset fields.
7115 (ref_extract_pool): New storage pool.
7116 (df_free_ref): New function.
7117 (df_reg_chain_unlink, df_free_collection_rec,
7118 df_sort_and_compress_refs): Call df_free_ref.
7119 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
7121 (df_ref_create_structure): Allocate df_ref_extract if offset and
7122 width fields are used.
7123 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
7124 (df_uses_record): Get offset and width from ZERO_EXTRACT
7126 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
7127 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7128 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7129 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
7130 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
7131 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
7132 (df_ref_extract): New structure.
7133 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
7134 (df_ref_create): Add width and offset parameters.
7136 2008-03-05 Richard Guenther <rguenther@suse.de>
7138 * tree-ssa-structalias.c (get_constraint_for_component_ref):
7139 Use ranges_overlap_p.
7140 (offset_overlaps_with_access): Rename
7141 to ranges_overlap_p and move ...
7142 * tree-flow-inline.h (ranges_overlap_p): ... here.
7144 * tree.h (get_inner_reference, handled_component_p): Update
7147 * tree.h (record_component_aliases, get_alias_set,
7148 alias_sets_conflict_p, alias_sets_must_conflict_p,
7149 objects_must_conflict_p): Move declarations ...
7150 * alias.h (record_component_aliases, get_alias_set,
7151 alias_sets_conflict_p, alias_sets_must_conflict_p,
7152 objects_must_conflict_p): ... here.
7153 Include coretypes.h.
7154 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
7156 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
7158 * cfg.c: Include tree-flow.h.
7159 (remove_edge_raw): Call redirect_edge_var_map_clear.
7160 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
7161 * tree-flow-inline.h (redirect_edge_var_map_def): New.
7162 (redirect_edge_var_map_result): New.
7163 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
7164 PENDING_STMT use with redirect_edge_var_map_*.
7165 * tree-ssa.c (edge_var_maps): New definition.
7166 (redirect_edge_var_map_add): New.
7167 (redirect_edge_var_map_clear): New.
7168 (redirect_edge_var_map_dup): New.
7169 (redirect_edge_var_map_vector): New.
7170 (redirect_edge_var_map_destroy): New.
7171 (ssa_redirect_edge): Replace PENDING_STMT use with
7172 redirect_edge_var_map_*.
7173 (flush_pending_stmts): Same.
7174 (delete_tree_ssa): Destroy edge var map.
7175 * tree-flow.h (struct _edge_var_map): New.
7176 Define edge_var_map vector type.
7177 Declare redirect_edge_var_map_* prototypes.
7178 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
7179 * tree-cfg.c (reinstall_phi_args): Replace
7180 PENDING_STMT use with redirect_edge_var_map_*.
7182 2008-03-05 Richard Guenther <rguenther@suse.de>
7184 PR tree-optimization/35472
7185 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
7186 whose single use_stmt has a overlapping set of loaded and
7187 stored symbols as that use_stmt might be a noop assignment then.
7189 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
7191 * gthr-rtems.h: Implement __gthread_mutex_destroy.
7193 2008-03-05 Richard Guenther <rguenther@suse.de>
7196 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
7197 should be constants.
7198 * tree-cfg.c (verify_expr): Verify it.
7199 * fold-const.c (fold_truthop): Remove code generating
7200 BIT_FIELD_REFs of structure bases.
7201 (fold_binary): Likewise.
7202 (fold_ternary): Position and size of BIT_FIELD_REFs are
7203 always host integers.
7204 (make_bit_field_ref): Remove.
7205 (optimize_bit_field_compare): Remove.
7206 (all_ones_mask_p): Remove.
7208 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
7211 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
7212 (split_block_and_df_analyze): New. Split basic block and rebuild
7214 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
7216 (split_pattern_seq): Likewise.
7217 (erase_matching_seqs): Likewise.
7218 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
7220 2008-03-04 Geoff Keating <geoffk@apple.com>
7222 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
7223 declaration and code.
7224 (tree_invalid_nonnegative_warnv_p): Likewise.
7226 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7228 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
7229 examples. Truncate option-names then causing overfull hbox.
7231 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7234 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
7236 * configure: Rebuilt.
7238 2008-03-04 Rafael Espindola <espindola@google.com>
7240 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
7241 (tree_unary_nonnegative_warnv_p): New.
7242 (tree_binary_nonnegative_warnv_p): New.
7243 (tree_single_nonnegative_warnv_p): New.
7244 (tree_invalid_nonnegative_warnv_p): New.
7245 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
7247 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7250 * opts.c (handle_option): Postpone 'unknown option' errors only for
7253 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
7256 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
7259 2008-03-04 Rafael Espindola <espindola@google.com>
7261 * fold-const.c (tree_unary_nonzero_warnv_p): New.
7262 (tree_binary_nonzero_warnv_p): New.
7263 (tree_single_nonzero_warnv_p): New.
7264 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
7266 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
7269 * fold-const.c (fold_cond_expr_with_comparison): Prevent
7270 transformations for modes that have signed zeros.
7271 * ifcvt.c (noce_try_abs): Ditto.
7273 2008-03-04 Joseph Myers <joseph@codesourcery.com>
7275 * config/i386/i386.c (override_options): Force
7276 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
7278 2008-03-04 Jan Hubicka <jh@suse.cz>
7281 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
7284 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7286 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
7287 label to probe the stack.
7289 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
7291 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
7292 (__gthr_win32_mutex_destroy): Declare.
7293 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
7294 __gthr_win32_mutex_destroy.
7295 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
7297 2008-03-03 Jan Hubicka <jh@suse.cz>
7300 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
7301 aggressive on inlining cold calls.
7303 2008-03-03 Richard Guenther <rguenther@suse.de>
7305 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
7306 struct copies into the expression table.
7307 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
7308 (try_to_simplify): Likewise.
7309 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
7310 integral and pointer arguments which do not change the
7311 precision to NOP_EXPRs.
7312 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
7313 VIEW_CONVERT_EXPR case.
7315 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
7317 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
7318 defined in a loop at depth 0 is invariant.
7319 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
7320 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
7321 be called at loop depth 0.
7323 2008-03-02 Jakub Jelinek <jakub@redhat.com>
7326 * gcc.c (process_command): Update copyright notice dates.
7327 * gcov.c (print_version): Likewise.
7328 * gcov-dump.c (print_version): Likewise.
7329 * mips-tfile.c (main): Likewise.
7330 * mips-tdump.c (main): Likewise.
7332 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7335 * c-common.c (flag_permissive): Delete.
7336 (constant_expression_warnings): Check flags first.
7337 (constant_expression_error): New.
7338 * c-common.h (flag_permissive): Delete.
7339 (constant_expression_error): Declare.
7340 * flags.h (flag_permissive): Declare. Update description.
7341 * diagnostic.c (pedwarn): Update.
7343 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
7344 (permissive_error_kind): New.
7345 * toplev.c (flag_permissive): Define. Update description.
7346 * toplev.h (permissive_error_kind): Declare.
7347 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
7348 (pedwarn_c90): Use pedantic_warning_kind.
7349 * c-opts.c (c_common_post_options): flag_permissive does not affect
7350 flag_pedantic_errors.
7352 2008-03-02 Joseph Myers <joseph@codesourcery.com>
7354 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
7355 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
7356 __absvsi2, __absvDI2): Use unsigned arithmetic.
7358 2008-03-02 Andi Kleen <ak@suse.de>
7359 Richard Guenther <rguenther@suse.de>
7361 * struct-equiv.c: Remove file.
7362 * cfg_cleanup.c (condjump_equiv_p): Remove.
7363 * Makefile.in (OBJS-common): Remove struct-equiv.o.
7364 (struct-equiv.o): Remove rule.
7365 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
7366 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
7367 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
7369 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7371 * ifcvt.c (noce_process_if_block): Try to handle only the then
7372 block if the else block exists but isn't suitable.
7374 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7377 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
7378 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
7379 regression from previous patch.
7381 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
7384 * gthr.h: Add __gthread_mutex_destroy as a function that must be
7386 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
7387 * gthr-single.h (__gthread_mutex_destroy): Likewise.
7388 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
7389 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
7390 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
7391 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
7392 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
7393 (__gthread_mutex_destroy_function): Rename to
7394 __gthread_mutex_destroy.
7395 * gthr-dce.h (__gthread_mutex_destroy): Call
7396 pthread_mutex_destroy.
7397 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
7398 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
7399 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
7401 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7403 * df-scan.c (df_ref_chain_change_bb): Simplify.
7404 (df_insn_change_bb): Add new_bb argument. Simplify. Call
7405 set_block_for_insn if there's any change.
7406 * df.h ((df_insn_change_bb): Fix prototype.
7407 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
7408 df_insn_change_bb, don't call set_block_for_insn.
7409 * emit-rtl.c (reorder_insns): Likewise.
7410 * haifa-sched.c (move_insn): Likewise.
7412 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7414 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
7416 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
7418 * tree-flow-inline.h (next_readonly_imm_use): Return
7419 NULL_USE_OPERAND_P after the end.
7421 2008-03-01 Richard Guenther <rguenther@suse.de>
7423 PR tree-optimization/35411
7424 * tree-sra.c (sra_build_assignment): Split conversion to
7425 final type to a separate statement if we are not assigning
7428 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7430 * fold-const.c (fold_convertible_p): Correct the logic to follow
7431 that in fold_convert().
7433 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
7436 * tree-inline.c (build_duplicate_type): When we make a
7437 duplicate type, make it unique in the canonical types system.
7439 2008-02-29 Tom Tromey <tromey@redhat.com>
7441 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
7442 input_file_stack_history, input_file_stack_restored): Remove.
7443 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7444 * input.h (struct file_stack): Remove.
7445 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
7446 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
7448 * diagnostic.h (struct diagnostic_context) <last_module>: Change
7450 (diagnostic_last_module_changed): Add 'map' argument.
7451 (diagnostic_set_last_function): Likewise.
7452 * diagnostic.c (undiagnostic_report_current_module): Iterate using
7453 line map, not input_file_stack.
7454 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
7456 2008-02-29 Paul Brook <paul@codesourcery.com>
7458 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
7460 2008-02-29 Paul Brook <paul@codesourcery.com>
7462 * config/arm/ieee754-df.S (muldf3): Use RET macros.
7464 2008-02-29 Richard Guenther <rguenther@suse.de>
7466 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
7468 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
7469 value for comparing for a store match.
7470 (simplify_unary_expression): Do nothing for SSA_NAMEs.
7471 (try_to_simplify): Do not do a full-blown reference lookup.
7473 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7475 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
7476 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
7478 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
7480 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
7482 * tree-loop-linear.c (try_interchange_loops): Compare memory access
7483 strides against cache sizes.
7485 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
7487 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
7490 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
7492 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
7493 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
7494 is smaller than the original promoted value.
7495 (simplify_subreg): If OP is a SUBREG, try to preserve its
7496 SUBREG_PROMOTED_VAR_P information.
7498 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
7500 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
7501 (VN_INFO_GET): Allocate new objects on the obstack.
7502 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
7503 for rpo_numbers_temp, for consistency.
7504 (free_scc_vn): Free the obstack.
7506 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
7508 * doc/invoke.texi: Document -ftree-loop-distribution.
7509 * tree-loop-distribution.c: New.
7510 * tree-pass.h (pass_loop_distribution): New.
7511 * graphds.h (struct graph): Add htab_t indices.
7512 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
7513 * tree-vectorizer.c (rename_variables_in_loop): Extern.
7514 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
7515 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
7516 * tree-data-ref.c (debug_data_dependence_relations): New.
7517 (dump_data_dependence_relation): Also print data references.
7518 (free_data_ref): Extern.
7519 (same_access_functions): Moved...
7520 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
7521 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7522 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
7523 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
7524 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
7525 (stmts_from_loop): Skip LABEL_EXPR.
7526 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
7528 (build_rdg): Initialize rdg->indices htab.
7529 (free_rdg, stores_from_loop, ref_base_address,
7530 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
7531 have_similar_memory_accesses_1, ref_base_address_1,
7532 remove_similar_memory_refs): New.
7533 * tree-data-ref.h: Depend on tree-chrec.h.
7534 (debug_data_dependence_relations, free_data_ref): Declared.
7535 (same_access_functions): ... here.
7536 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
7538 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
7539 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
7540 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
7541 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
7542 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
7543 rdg_vertex_for_stmt): Declared.
7544 (struct rdg_edge): Add level.
7546 (free_rdg, stores_from_loop, remove_similar_memory_refs,
7547 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
7549 (rdg_has_similar_memory_accesses): New.
7550 * tree-vect-analyze.c: Remove unused static decls.
7551 * lambda.h (dependence_level): New.
7552 * common.opt (ftree-loop-distribution): New.
7553 * tree-flow.h (mark_virtual_ops_in_bb,
7554 slpeel_tree_duplicate_loop_to_edge_cfg,
7555 rename_variables_in_loop): Declared.
7556 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
7557 (OBJS-common): Add tree-loop-distribution.o.
7558 (tree-loop-distribution.o): New rule.
7559 * tree-cfg.c (mark_virtual_ops_in_bb): New.
7560 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
7561 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
7563 2008-02-28 Joseph Myers <joseph@codesourcery.com>
7566 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
7567 other than structures and unions.
7569 2008-02-28 Richard Guenther <rguenther@suse.de>
7572 2008-02-26 Richard Guenther <rguenther@suse.de>
7574 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7575 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7576 (lookup_decl_from_uid): Declare.
7577 (remove_decl_from_map): Likewise.
7578 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7579 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7580 (decl_for_uid_map): New global hashtable mapping DECL_UID
7582 (init_ttree): Allocate it.
7583 (insert_decl_to_uid_decl_map): New helper function.
7584 (make_node_stat): Insert new decls into the map.
7585 (copy_node_stat): Likewise.
7586 (lookup_decl_from_uid): New function.
7587 (remove_decl_from_map): Likewise.
7588 (print_decl_for_uid_map_statistics): New helper.
7589 (dump_tree_statistics): Call it.
7591 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7592 (referenced_var_iterator): Adjust.
7593 (FOR_EACH_REFERENCED_VAR): Adjust.
7594 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7595 (num_referenced_vars): Adjust.
7596 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7597 (first_referenced_var): Remove.
7598 (end_referenced_vars_p): Likewise.
7599 (next_referenced_var): Likewise.
7600 (referenced_var_iterator_set): New helper function.
7601 * tree-dfa.c (referenced_var_lookup): Adjust.
7602 (referenced_var_check_and_insert): Likewise.
7603 (remove_referenced_var): Likewise.
7604 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7605 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7606 (verify_call_clobbering): Likewise.
7607 (verify_memory_partitions): Likewise.
7608 (init_tree_ssa): Allocate bitmap instead of hashtable for
7610 (delete_tree_ssa): Adjust.
7611 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7612 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7613 (compute_tag_properties): Likewise.
7614 (set_initial_properties): Likewise.
7615 (find_partition_for): Likewise.
7616 (update_reference_counts): Likewise.
7617 (dump_may_aliases_for): Likewise.
7618 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7619 (add_call_clobber_ops): Likewise.
7620 (add_call_read_ops): Likewise.
7621 (get_asm_expr_operands): Likewise.
7622 * tree-into-ssa.c (dump_decl_set): Likewise.
7623 (update_ssa): Likewise.
7624 * tree-sra.c (scan_function): Likewise.
7625 (decide_instantiations): Likewise.
7626 (scalarize_parms): Likewise.
7627 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7628 (dsa_named_for): Likewise.
7629 * tree-ssa-structalias.c (update_alias_info): Likewise.
7630 (merge_smts_into): Likewise.
7632 2008-02-27 David Daney <ddaney@avtrex.com>
7635 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
7636 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
7637 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
7638 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
7639 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
7641 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
7644 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
7645 (BUILT_IN_NEXTTOWARD): Remove.
7646 (BUILT_IN_NEXTTOWARDF): Ditto.
7647 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
7648 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
7650 2008-02-27 Tom Tromey <tromey@redhat.com>
7652 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
7653 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
7655 2008-02-27 Jan Beulich <jbeulich@novell.com>
7657 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
7658 update the respective field on newdecl.
7660 2008-02-27 Revital Eres <eres@il.ibm.com>
7662 PR rtl-optimization/34999
7663 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
7664 crossing edges that ends with a call insn.
7665 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
7666 call insn and clear the EDGE_CROSSING flag of the crossing edge
7667 when fixing fallthru edges.
7669 2008-02-27 Richard Guenther <rguenther@suse.de>
7672 * fold-const.c (fold_unary): Return the correct argument,
7673 converted to the result type.
7675 2008-02-27 Richard Guenther <rguenther@suse.de>
7678 * expr.c (expand_expr_real_1): Assert on rotates that operate
7680 * fold-const.c (fold_binary): Use the types precision, not the
7681 bitsize of the mode if folding rotate expressions. Build rotates
7682 only for full modes.
7684 2008-02-27 Jakub Jelinek <jakub@redhat.com>
7686 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
7688 * c-pragma.c (pragma_ns_name): New typedef.
7689 (registered_pp_pragmas): New variable.
7690 (c_pp_lookup_pragma): New function.
7691 (c_register_pragma_1): If flag_preprocess_only, do nothing
7692 for non-expanded pragmas, for expanded ones push pragma's
7693 namespace and name into registered_pp_pragmas vector.
7694 (c_invoke_pragma_handler): Register OpenMP pragmas even when
7695 flag_preprocess_only, don't register GCC pch_preprocess
7696 pragma if flag_preprocess_only.
7697 * c-opts.c (c_common_init): Call init_pragma even if
7698 flag_preprocess_only.
7699 * c-pragma.c (c_pp_lookup_pragma): New prototype.
7700 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
7701 cpp_register_pragma if flag_preprocess_only.
7703 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7706 * c-parser.c (c_parser_translation_unit): Warn for empty
7707 translation unit, not empty source file.
7709 2008-02-26 Paul Brook <paul@codesourcery.com>
7711 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
7712 operand for Thumb-2.
7713 * config/arm/arm.h (reg_class): Add CORE_REGS.
7714 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
7715 (BASE_REG_CLASS): Use CORE_REGS.
7716 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
7717 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
7718 (REGNO_OK_FOR_INDEX_P): Exclude SP.
7719 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
7720 ARM_REGNO_OK_FOR_INDEX_P.
7721 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
7722 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
7723 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
7724 (ldm/stm peepholes): Ditto.
7725 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
7726 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
7727 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
7728 * config/arm/constraints.md: Enable "k" constraint on ARM.
7730 2008-02-27 Ben Elliston <bje@au.ibm.com>
7732 * config/rs6000/rs6000.c: Annotate cache line size field in all
7733 instances of struct processor_costs.
7735 2008-02-26 David Edelsohn <edelsohn@gnu.org>
7737 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
7738 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
7739 jump_bypass): New counters.
7740 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
7741 * dce.c (gate_ud_dce): Same.
7742 (gate_fast_dce): Same.
7743 * dse.c (gate_dse1): New function.
7744 (gate_dse2): New function.
7745 (gate_dse): Merge results of new gate functions.
7746 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
7747 (gate_handle_jump_bypass): Add dbg_cnt.
7748 (gate_handle_gcse): Add dbg_cnt.
7749 * ifcvt.c (gate_handle_if_conversion): Same.
7750 (gate_handle_if_after_combine): Same.
7751 (gate_handle_if_after_reload): Same.
7752 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
7754 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
7756 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
7758 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
7760 2008-02-26 Jason Merrill <jason@redhat.com>
7763 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
7764 alone if it's the naming decl for the type's main variant.
7766 2008-02-26 Tom Tromey <tromey@redhat.com>
7768 * system.h (USE_MAPPED_LOCATION): Poison.
7769 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
7770 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
7771 (make_goto_expr_edges): Likewise.
7772 (remove_bb): Likewise.
7773 (execute_warn_function_return): Likewise.
7774 * basic-block.h (struct edge_def) <goto_locus>: Change type to
7776 * c-common.c (fname_decl): Remove old location code.
7777 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
7779 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
7781 (ASM_INPUT_SOURCE_LOCATION): Likewise.
7782 (gen_rtx_ASM_INPUT): Likewise.
7783 (gen_rtx_ASM_INPUT_loc): Likewise.
7784 (get_rtx_asm_OPERANDS): Remove.
7785 * cfglayout.c (insn_locators_alloc): Remove old location code.
7786 (set_curr_insn_source_location): Likewise.
7787 (curr_insn_locator): Likewise.
7788 * print-tree.c (print_node): Remove old location code.
7789 * tree-mudflap.c (mf_varname_tree): Remove old location code.
7790 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
7791 * cfgexpand.c (expand_gimple_cond_expr): Don't use
7792 location_from_locus.
7793 (construct_exit_block): Remove old location code.
7794 * emit-rtl.c (force_next_line_note): Remove old location code.
7795 * profile.c (branch_prob): Remove old location code.
7796 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
7797 LOC_LINE): Remove old-location variants.
7798 * langhooks.c (lhd_print_error_function): Remove old location
7800 * configure, config.in: Rebuilt.
7801 * configure.ac (--enable-mapped-location): Remove.
7802 * c-decl.c (c_init_decl_processing): Remove old location code.
7803 (finish_function): Likewise.
7804 * recog.c (decode_asm_operands): Remove old location code.
7805 * c-pch.c (c_common_read_pch): Remove old location code.
7806 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
7808 * gimple-low.c (lower_function_body): Remove old location code.
7809 * toplev.c (unknown_location): Remove.
7810 (push_srcloc): Remove old-location variant.
7811 (process_options): Remove old location code.
7812 (lang_dependent_init): Likewise.
7813 * input.h (UNKNOWN_LOCATION): Move definition.
7814 (location_t): Undeprecate.
7815 (source_locus): Remove.
7816 (location_from_locus): Remove.
7817 (struct location_s): Remove.
7818 Remove all old-location code.
7819 (input_line, input_filename): Remove.
7820 * final.c (final_scan_insn): Remove old location code.
7821 * diagnostic.c (diagnostic_build_prefix): Remove
7822 USE_MAPPED_LOCATION test.
7823 * tree.h (gimple_stmt) <locus>: Now a location_t.
7824 (tree_exp) <locus>: Likewise.
7825 (DECL_IS_BUILTIN): Remove old-location variant.
7826 (annotate_with_file_line, annotate_with_locus): Likewise.
7827 (expr_locus, set_expr_locus): Update.
7828 * tree.c (build1_stat): Remove old location code.
7829 (last_annotated_node): Remove.
7830 (annotate_with_file_line): Remove old-location variant.
7831 (annotate_with_locus): Likewise.
7832 (expr_location): Remove old location code.
7833 (set_expr_location): Likewise.
7834 (expr_has_location): Likewise.
7835 (expr_locus): Likewise.
7836 (set_expr_locus): Likewise.
7837 (expr_filename): Don't use location_from_locus.
7838 (expr_lineno): Likewise.
7839 * rtl-error.c (location_for_asm): Remove old location code.
7840 * c-lex.c (cb_line_change): Remove old location code.
7841 (fe_file_change): Likewise.
7842 (cb_def_pragma): Likewise.
7843 (c_lex_with_flags): Likewise.
7844 * gengtype.c (do_typedef): Don't special-case location types.
7845 (define_location_structures): Remove.
7846 (main): Don't call define_location_structures.
7847 * tree-pretty-print.c (dump_implicit_edges): Remove old location
7850 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7853 * builtins.def (BUILT_IN_STDARG_START): Remove.
7854 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
7855 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7856 * tree-inline.c (inline_forbidden_p_1): Likewise.
7858 2008-02-26 Richard Guenther <rguenther@suse.de>
7860 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7861 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7862 (lookup_decl_from_uid): Declare.
7863 (remove_decl_from_map): Likewise.
7864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7866 (decl_for_uid_map): New global hashtable mapping DECL_UID
7868 (init_ttree): Allocate it.
7869 (insert_decl_to_uid_decl_map): New helper function.
7870 (make_node_stat): Insert new decls into the map.
7871 (copy_node_stat): Likewise.
7872 (lookup_decl_from_uid): New function.
7873 (remove_decl_from_map): Likewise.
7874 (print_decl_for_uid_map_statistics): New helper.
7875 (dump_tree_statistics): Call it.
7877 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7878 (referenced_var_iterator): Adjust.
7879 (FOR_EACH_REFERENCED_VAR): Adjust.
7880 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7881 (num_referenced_vars): Adjust.
7882 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7883 (first_referenced_var): Remove.
7884 (end_referenced_vars_p): Likewise.
7885 (next_referenced_var): Likewise.
7886 (referenced_var_iterator_set): New helper function.
7887 * tree-dfa.c (referenced_var_lookup): Adjust.
7888 (referenced_var_check_and_insert): Likewise.
7889 (remove_referenced_var): Likewise.
7890 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
7891 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7892 (verify_call_clobbering): Likewise.
7893 (verify_memory_partitions): Likewise.
7894 (init_tree_ssa): Allocate bitmap instead of hashtable for
7896 (delete_tree_ssa): Adjust.
7897 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
7898 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
7899 (compute_tag_properties): Likewise.
7900 (set_initial_properties): Likewise.
7901 (find_partition_for): Likewise.
7902 (update_reference_counts): Likewise.
7903 (dump_may_aliases_for): Likewise.
7904 * tree-ssa-operands.c (add_virtual_operand): Likewise.
7905 (add_call_clobber_ops): Likewise.
7906 (add_call_read_ops): Likewise.
7907 (get_asm_expr_operands): Likewise.
7908 * tree-into-ssa.c (dump_decl_set): Likewise.
7909 (update_ssa): Likewise.
7910 * tree-sra.c (scan_function): Likewise.
7911 (decide_instantiations): Likewise.
7912 (scalarize_parms): Likewise.
7913 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
7914 (dsa_named_for): Likewise.
7915 * tree-ssa-structalias.c (update_alias_info): Likewise.
7916 (merge_smts_into): Likewise.
7918 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7921 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
7922 * c-opts.c (c_common_handle_option): Wall enables
7923 Wvolatile-register-var.
7924 * common.opt: Move Wvolatile-register-var to...
7927 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7929 * common.opt (Wlarger-than=): New.
7930 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
7932 * opts.c (common_handle_option): Handle -Wlarger-than=.
7933 * optc-gen.awk: Likewise.
7934 * opth-gen.awk: Likewise.
7935 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
7936 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7938 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7940 * c-common.c (match_case_to_enum_1): Add appropriate
7941 OPT_W* parameter to warning.
7942 (c_do_switch_warnings): Likewise.
7943 * c-typeck.c (warning_init): Add one more parameter following
7945 (push_init_level): Update call to warning_init.
7946 (pop_init_level): Likewise.
7947 (add_pending_init): Likewise.
7948 (output_init_element: Likewise.
7950 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7953 * toplev.c (toplev_main): If there are warnings or error, print
7954 errors for ignored options.
7955 * opts.c (ignored_options): New static variable.
7956 (postpone_unknown_option_error): New.
7957 (print_ignored_options): New.
7958 (handle_option): Postpone errors for unknown -Wno-* options.
7959 * opts.h (print_ignored_options): Declare.
7961 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
7963 * config/mips/mips.md (loadgp_blockage, blockage): Change type
7966 2008-02-25 Richard Guenther <rguenther@suse.de>
7969 2008-02-25 Richard Guenther <rguenther@suse.de>
7971 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
7972 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
7973 (lookup_decl_from_uid): Declare.
7974 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
7975 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
7976 (decl_for_uid_map): New global hashtable mapping DECL_UID
7978 (init_ttree): Allocate it.
7979 (insert_decl_to_uid_decl_map): New helper function.
7980 (make_node_stat): Insert new decls into the map.
7981 (copy_node_stat): Likewise.
7982 (lookup_decl_from_uid): New function.
7983 (print_decl_for_uid_map_statistics): New helper.
7984 (dump_tree_statistics): Call it.
7986 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
7987 (referenced_var_iterator): Adjust.
7988 (FOR_EACH_REFERENCED_VAR): Adjust.
7989 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
7990 (num_referenced_vars): Adjust.
7991 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
7992 (first_referenced_var): Remove.
7993 (end_referenced_vars_p): Likewise.
7994 (next_referenced_var): Likewise.
7995 (referenced_var_iterator_set): New helper function.
7996 * tree-dfa.c (referenced_var_lookup): Adjust.
7997 (referenced_var_check_and_insert): Likewise.
7998 (remove_referenced_var): Likewise.
7999 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8000 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8001 (verify_call_clobbering): Likewise.
8002 (verify_memory_partitions): Likewise.
8003 (init_tree_ssa): Allocate bitmap instead of hashtable for
8005 (delete_tree_ssa): Adjust.
8006 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8007 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8008 (compute_tag_properties): Likewise.
8009 (set_initial_properties): Likewise.
8010 (find_partition_for): Likewise.
8011 (update_reference_counts): Likewise.
8012 (dump_may_aliases_for): Likewise.
8013 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8014 (add_call_clobber_ops): Likewise.
8015 (add_call_read_ops): Likewise.
8016 (get_asm_expr_operands): Likewise.
8017 * tree-into-ssa.c (dump_decl_set): Likewise.
8018 (update_ssa): Likewise.
8019 * tree-sra.c (scan_function): Likewise.
8020 (decide_instantiations): Likewise.
8021 (scalarize_parms): Likewise.
8022 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8023 (dsa_named_for): Likewise.
8024 * tree-ssa-structalias.c (update_alias_info): Likewise.
8025 (merge_smts_into): Likewise.
8027 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8030 * doc/invoke.texi (-fcx-limited-range): Document new option.
8031 * toplev.c (process_options): Handle -fcx-fortran-rules.
8032 * common.opt: Add documentation for -fcx-fortran-rules.
8034 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
8037 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
8038 actual behaviour and C99.
8040 2008-02-26 Ben Elliston <bje@au.ibm.com>
8042 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
8043 (ASM_CPU_POWER6_SPEC): Likewise.
8044 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
8045 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
8046 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
8048 2008-02-25 Richard Guenther <rguenther@suse.de>
8050 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
8051 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
8052 (lookup_decl_from_uid): Declare.
8053 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
8054 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
8055 (decl_for_uid_map): New global hashtable mapping DECL_UID
8057 (init_ttree): Allocate it.
8058 (insert_decl_to_uid_decl_map): New helper function.
8059 (make_node_stat): Insert new decls into the map.
8060 (copy_node_stat): Likewise.
8061 (lookup_decl_from_uid): New function.
8062 (print_decl_for_uid_map_statistics): New helper.
8063 (dump_tree_statistics): Call it.
8065 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
8066 (referenced_var_iterator): Adjust.
8067 (FOR_EACH_REFERENCED_VAR): Adjust.
8068 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
8069 (num_referenced_vars): Adjust.
8070 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
8071 (first_referenced_var): Remove.
8072 (end_referenced_vars_p): Likewise.
8073 (next_referenced_var): Likewise.
8074 (referenced_var_iterator_set): New helper function.
8075 * tree-dfa.c (referenced_var_lookup): Adjust.
8076 (referenced_var_check_and_insert): Likewise.
8077 (remove_referenced_var): Likewise.
8078 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
8079 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8080 (verify_call_clobbering): Likewise.
8081 (verify_memory_partitions): Likewise.
8082 (init_tree_ssa): Allocate bitmap instead of hashtable for
8084 (delete_tree_ssa): Adjust.
8085 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
8086 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
8087 (compute_tag_properties): Likewise.
8088 (set_initial_properties): Likewise.
8089 (find_partition_for): Likewise.
8090 (update_reference_counts): Likewise.
8091 (dump_may_aliases_for): Likewise.
8092 * tree-ssa-operands.c (add_virtual_operand): Likewise.
8093 (add_call_clobber_ops): Likewise.
8094 (add_call_read_ops): Likewise.
8095 (get_asm_expr_operands): Likewise.
8096 * tree-into-ssa.c (dump_decl_set): Likewise.
8097 (update_ssa): Likewise.
8098 * tree-sra.c (scan_function): Likewise.
8099 (decide_instantiations): Likewise.
8100 (scalarize_parms): Likewise.
8101 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
8102 (dsa_named_for): Likewise.
8103 * tree-ssa-structalias.c (update_alias_info): Likewise.
8104 (merge_smts_into): Likewise.
8106 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
8109 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
8110 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
8111 * alias.h (nonoverlapping_memrefs_p): Likewise.
8113 2008-02-25 Jan Beulich <jbeulich@novell.com>
8115 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
8116 * config/i386/netware-libgcc.exp: Add __bswap?i2,
8117 __emultls_get_address, __emultls_register_common,
8118 __floatundi?f, and _Unwind_GetIPInfo.
8119 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
8120 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
8121 (gen_regparm_prefix): Likewise.
8122 (i386_nlm_encode_section_info): Sync with
8123 config/i386/winnt.c:i386_pe_encode_section_info().
8124 (i386_nlm_maybe_mangle_decl_assembler_name): New.
8125 i386_nlm_mangle_decl_assembler_name): New.
8126 (netware_override_options): New.
8127 * config/i386/netware.h (netware_override_options): Declare.
8128 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
8129 (i386_nlm_mangle_decl_assembler_name): Declare.
8130 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
8132 2008-02-25 Ben Elliston <bje@au.ibm.com>
8135 * c-decl.c (grokdeclarator): Remove unused local variables
8136 `typedef_type' and `type_as_written'.
8138 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
8139 unused local variable `has_hot_blocks'.
8140 (fix_crossing_conditional_branches): Remove unused local variable
8143 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
8146 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
8147 using DEF_C99_BUILTIN.
8148 (BUILT_IN_NANF): Ditto.
8149 (BUILT_IN_NANL): Ditto.
8151 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
8152 Revital Eres <eres@il.ibm.com>
8154 * modulo-sched.c (calculate_must_precede_follow): Address TODO
8155 regarding the order of two dependent insns in the same row.
8157 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
8159 * stor-layout.c (layout_decl): Do not bump the alignment of a
8160 bit-field to more than byte alignment if it is packed.
8162 2008-02-24 David Edelsohn <edelsohn@gnu.org>
8164 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
8167 2008-02-24 Diego Novillo <dnovillo@google.com>
8169 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
8172 * tree-vrp.c (vrp_evaluate_conditional): With
8173 -Wtype-limits, emit a warning when comparing against a
8174 constant outside the natural range of OP0's type.
8175 * c.opt (Wtype-limits): Move ...
8176 * common.opt (Wtype-limits): ... here.
8178 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
8180 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
8181 * config/rs6000/e300c2c3.md: New file.
8182 * config/rs6000/rs6000.c (processor_costs): Add new costs for
8184 (rs6000_override_options): Add e300c2 and e300c3 cases to
8185 processor_target_table. Do not allow usage of Altivec or Spe
8186 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
8187 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
8188 * config/rs6000/rs6000.h (processor_type): Add
8189 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
8190 (ASM_CPU_SPEC): Add e300c2 and e300c3.
8191 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
8192 and ppce300c3. Include e300c2c3.md.
8194 2008-02-23 David Edelsohn <edelsohn@gnu.org>
8196 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
8197 instead of TARGET_STRICT_ALIGN.
8199 2008-02-23 Joseph Myers <joseph@codesourcery.com>
8201 * explow.c (memory_address): Assert that the generated address is
8204 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8207 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
8208 * config/darwin-ppc-ldouble-patch.def: New file.
8209 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
8210 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
8211 SUBTARGET_INIT_BUILTINS if defined.
8212 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
8215 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8218 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
8219 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
8221 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
8224 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
8225 file" warning condtional on -Winvalid-PCH.
8227 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8229 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
8231 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
8235 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
8236 prevent reload from using MMX registers.
8237 (*mov<mode>_internal): Ditto.
8238 (*movv2sf_internal_rex64): Ditto.
8239 (*movv2sf_internal): Ditto.
8241 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8243 PR documentation/31569
8244 * doc/install.texi2html: Use makeinfo --no-number-sections.
8246 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8248 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
8249 ensure that we can address an entire entity > 8 bytes. Don't
8250 generate reg+reg addressing for such data.
8252 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8254 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
8255 strings when optimizing for size, unless the target cares about
8258 2008-02-22 Tom Tromey <tromey@redhat.com>
8260 * regclass.c (current_pass): Remove declaration.
8262 2008-02-22 Anatoly Sokolov <aesok@post.ru>
8264 * config/avr/libgcc.S (__RAMPZ__): Define.
8265 (__do_copy_data): Add for devices with 128KB code memory.
8267 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
8269 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8271 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
8273 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
8275 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
8278 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8281 * c-typeck.c (build_binary_op): Warn about floating point
8282 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
8284 2008-02-21 Janis Johnson <janis187@us.ibm.com>
8287 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
8288 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
8290 (rs6000_override_options): Set altivec_abi as default, not override,
8291 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
8292 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
8293 is used; use new member spe_abi.
8294 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
8295 spe_abi and altivec_abi.
8297 2008-02-22 Tomas Bily <tbily@suse.cz>
8299 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
8301 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8304 * config.build (build_file_translate): Set to `CMD //c' only if
8306 * Makefile.in (build_file_translate): Improve comment.
8308 2008-02-21 Jan Hubicka <jh@suse.cz>
8310 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
8311 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
8312 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
8314 2008-02-21 Michael Matz <matz@suse.de>
8317 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
8319 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
8321 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
8322 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
8324 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
8325 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
8326 SSE_VEC_FLOAT_MODE_P as insn constraint.
8327 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
8328 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
8329 sse4a_movntdf using MODEF mode iterator.
8330 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
8331 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
8332 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
8333 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
8334 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
8335 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
8336 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
8338 2008-02-21 Richard Guenther <rguenther@suse.de>
8340 * tree.def (PAREN_EXPR): New tree code.
8341 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
8343 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
8344 * expr.c (expand_expr_real_1): Likewise.
8345 * tree-inline.c (estimate_num_insns_1): Likewise.
8346 * tree-complex.c (expand_complex_move): Likewise.
8347 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
8350 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8353 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
8355 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
8358 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
8360 * config/sh/sh.c (find_barrier): Don't go past
8361 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
8363 2008-02-20 DJ Delorie <dj@redhat.com>
8365 * config/h8300/h8300.md (insv): Force source operand to be a register.
8367 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
8368 as a jump, not as a plain insn.
8370 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
8372 * doc/invoke.texi (Warning Options): Add new option
8373 -Wframe-larger-than=.
8374 (-Wframe-larger-than): Document.
8376 * flags.h (warn_frame_larger_than, frame_larger_than_size):
8377 Add declarations for new option variables.
8379 * final.c (final_start_function): Check the frame size
8380 before emission and issue a Wframe-larger-than warning.
8382 * opts.c (warn_frame_larger_than, frame_larger_than_size):
8383 Add definitions for new option variables.
8384 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
8386 * common.opt (Wframe-larger-than=): New option.
8388 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8390 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
8391 (<sse>_div<mode>3): Ditto.
8392 (<sse>_vmdiv<mode>3): Ditto.
8393 (<sse>_vmsqrt<mode>2): Ditto.
8394 (*smax<mode>3): Ditto.
8395 (sse5_frcz<mode>2): Ditto.
8396 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
8399 2008-02-20 Richard Guenther <rguenther@suse.de>
8402 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
8403 be happy with INTEGRAL_TYPE_P.
8405 2008-02-20 Richard Guenther <rguenther@suse.de>
8407 * fold-const.c (split_tree): Associate floatig-point expressions
8408 if flag_associative_math is set.
8410 2008-02-20 Richard Guenther <rguenther@suse.de>
8412 * tree.h (fold_real_zero_addition_p): Declare.
8413 * fold-const.c (fold_real_zero_addition_p): Export.
8414 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
8415 floating-point operations with zero and one.
8417 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
8419 * doc/install.texi: Correct references to CFLAGS, replacing them
8420 with BOOT_CFLAGS. Document flags used during bootstrap for
8423 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
8425 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
8426 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
8427 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
8429 (smin<mode>3): Ditto from similar patterns.
8430 (smax<mode>3): Ditto.
8431 (*ieee_smin<mode>3): Ditto.
8432 (*ieee_smax<mode>3): Ditto.
8433 * config/i386/sse.md (sse): New mode attribute.
8434 (mov<mode>): Macroize expander from movv4sf and movv2df using
8435 SSEMODEF2P mode iterator.
8436 (<sse>_movnt<mode>): Ditto from similar patterns. Use
8437 SSE_VEC_FLOAT_MODE_P as insn constraint.
8438 (storent<mode>): Ditto.
8439 (storent<mode>): Macroize expander from storentsf and storentdf using
8440 MODEF mode iterator.
8441 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
8442 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
8443 (abs<mode>2): Ditto from similar patterns.
8444 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
8445 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
8446 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
8447 (<sse>_vmsqrt<mode>2): Ditto.
8448 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
8449 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
8450 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
8451 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
8452 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
8453 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
8454 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
8456 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
8457 iterator and SSE_FLOAT_MODE_P as insn constraint.
8458 (<sse>_ucomi): Ditto from similar patterns.
8459 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
8460 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
8461 SSE_VEC_FLOAT_MODE_P as insn constraint.
8462 (vcond<mode>): Ditto from similar patterns.
8463 (and<mode>3, *and<mode>3): Ditto.
8464 (<sse>_nand<mode>3): Ditto.
8465 (ior<mode>3, *ior<mode>3): Ditto.
8466 (xor<mode>3, *xor<mode>3): Ditto.
8467 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
8468 iterator and SSE_FLOAT_MODE_P as insn constraint.
8469 (*nand<mode>3): Ditto from similar patterns.
8470 (*ior<mode>3): Ditto.
8471 (*xor<mode>3): Ditto.
8473 2008-02-20 Ira Rosen <irar@il.ibm.com>
8475 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
8476 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
8477 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
8479 2008-02-19 Jan Hubicka <jh@suse.cz>
8481 * predict.c (tree_bb_level_predictions): Remove variable next
8482 mistakely introduced by previous commit.
8484 2008-02-19 Jan Hubicka <jh@suse.cz>
8486 * predict.c (predict_paths_leading_to): Rewrite.
8487 (predict_paths_for_bb): New.
8488 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
8490 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8493 * Makefile.in (build_file_translate): New.
8494 (gcc-vers.texi): Use it for translating $(abs_srcdir).
8495 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
8496 * configure.ac (build_file_translate): Substitute it.
8497 * configure: Regenerate.
8499 2008-02-19 Jan Hubicka <jh@suse.cz>
8501 PR rtl-optimization/34408
8502 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
8505 2008-02-19 Jan Hubicka <jh@suse.cz>
8508 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
8511 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
8514 * config/i386/i386-modes.def: Revert the last DI alignment
8515 change until Ada people can look into it.
8517 2008-02-19 Nick Clifton <nickc@redhat.com>
8519 * opts.c (print_specific_help): Fix typo in --help text.
8521 2008-02-19 Jakub Jelinek <jakub@redhat.com>
8524 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
8525 32-bit inline asm without asm alternatives for host GCC < 3.0.
8527 2008-02-19 Richard Guenther <rguenther@suse.de>
8529 PR tree-optimization/34989
8530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
8531 Allow propagation to INDIRECT_REF if we can simplify only.
8533 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8535 * c-common.c (warn_for_collisions_1): Use appropriate option when
8538 2008-02-19 Nick Clifton <nickc@redhat.com>
8541 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
8542 (handle_options): Fix indentation.
8543 (print_filtered_help): If no language-specific options were
8544 displayed tell the user how to list all the options supported by
8545 the language's front-end.
8546 (print_specific_help): Fix indentation and remove duplicate line.
8547 (common_handle_option): Handle the -v option.
8548 For --help enable the display of undocumented options if the -v
8549 switch has been included on the command line.
8550 For --help= check for overlaps in the arguments between the option
8551 classes and the language names and issue a warning when they
8552 cannot be disambiguated.
8553 * c.opt (v): Pass on to the common option handler.
8555 2008-02-19 Revital Eres <eres@il.ibm.com>
8557 * modulo-sched.c (sms_schedule): Change dump message when
8558 create_ddg function fails.
8559 (try_scheduling_node_in_cycle): Rename row to cycle.
8560 (print_partial_schedule): Rename CYCLE to ROW.
8562 2008-02-19 Christian Bruel <christian.bruel@st.com>
8563 Zdenek Dvorak <ook@ucw.cz>
8565 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
8567 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8570 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
8571 (*x86_movdicc_0_m1_se): Ditto.
8573 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
8575 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
8576 (CMPtype): Define as __gcc_CMPtype.
8577 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
8578 (CMPtype): Define as __gcc_CMPtype.
8580 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
8582 Support valgrind 3.3 for --enable-checking=valgrind.
8583 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
8585 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
8586 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
8587 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
8588 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
8589 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
8590 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
8591 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
8593 * ggc-zone.c: Similar.
8594 * ggc-page.c: Similar.
8596 2008-02-19 Paul Brook <paul@codesourcery.com>
8599 * config/arm/ieee754-df.S: Fix do_it typo.
8600 * config/arm/ieee754-sf.S: Fix do_it typo.
8602 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8605 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
8606 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
8607 (OPTION_MASK_ISA_SSE_SET): Likewise.
8608 (OPTION_MASK_ISA_SSE2_SET): Likewise.
8609 (OPTION_MASK_ISA_SSE3_SET): Likewise.
8610 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
8611 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
8612 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
8613 (OPTION_MASK_ISA_SSE4_SET): Likewise.
8614 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
8615 (OPTION_MASK_ISA_SSE5_SET): Likewise.
8616 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
8617 (OPTION_MASK_ISA_MMX_UNSET): Updated.
8618 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
8619 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
8620 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
8621 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
8622 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
8623 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
8624 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
8625 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
8626 (OPTION_MASK_ISA_SSE4): Removed.
8627 (ix86_handle_option): Turn on bits in ix86_isa_flags and
8628 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
8629 (override_options): Don't turn on implied SSE/MMX bits in
8632 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
8634 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8637 2008-02-18 Joey Ye <joey.ye@intel.com>
8640 * tree-nested.c (insert_field_into_struct): Set type alignment
8641 to field alignment if the former is less than the latter.
8643 2008-02-18 Jakub Jelinek <jakub@redhat.com>
8645 * BASE-VER: Set to 4.4.0.
8647 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8649 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
8650 * doc/cfg.texi: Likewise.
8651 * doc/extend.texi: Likewise.
8652 * doc/gty.texi: Likewise.
8653 * doc/invoke.texi: Likewise.
8654 * doc/loop.texi: Likewise.
8655 * doc/md.texi: Likewise.
8656 * doc/passes.texi: Likewise.
8657 * doc/rtl.texi: Likewise.
8658 * doc/sourcebuild.texi: Likewise.
8659 * doc/tm.texi: Likewise.
8660 * doc/tree-ssa.texi: Likewise.
8662 2008-02-17 Richard Guenther <rguenther@suse.de>
8665 * tree-complex.c (init_parameter_lattice_values): Handle parameters
8666 without default definition.
8668 2008-02-17 Richard Guenther <rguenther@suse.de>
8670 PR tree-optimization/35231
8671 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
8674 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
8677 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8678 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8679 libgcc_cmp_return mode.
8681 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8684 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
8686 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
8688 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
8691 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8693 * doc/c-tree.texi: Use `@.' where appropriate.
8694 * doc/extend.texi: Likewise.
8695 * doc/install.texi: Likewise.
8696 * doc/invoke.texi: Likewise.
8697 * doc/loop.texi: Likewise.
8698 * doc/makefile.texi: Likewise.
8699 * doc/md.texi: Likewise.
8700 * doc/passes.texi: Likewise.
8701 * doc/standards.texi: Likewise.
8702 * doc/tm.texi: Likewise.
8704 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8707 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
8709 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
8710 rather than in entry_bb.
8712 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8714 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
8715 libgcc_cmp_return mode.
8717 2008-02-15 Jakub Jelinek <jakub@redhat.com>
8720 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
8721 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
8723 2008-02-15 Richard Guenther <rguenther@suse.de>
8724 Zdenek Dvorak <ook@ucw.cz>
8726 PR tree-optimization/35164
8727 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
8728 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
8729 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
8730 Only propagate addresses which do not have abnormal SSA_NAMEs
8733 2008-02-15 Joseph Myers <joseph@codesourcery.com>
8736 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
8738 2008-02-15 Jan Hubicka <jh@suse.cz>
8741 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
8743 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8746 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
8747 when calculating alignment_pad.
8749 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
8751 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
8752 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
8753 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
8754 and STACK_BOUNDARY define.
8756 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
8758 PR preprocessor/35061
8759 * c-pragma.c (handle_pragma_pop_macro): Check that
8760 pushed_macro_table has been allocated.
8762 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
8765 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
8766 (force_gimple_operand): Likewise.
8767 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
8768 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
8769 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
8770 (find_interesting_uses_address): Check addressability and alignment
8771 of the base expression only after substituting bases of IVs into it.
8773 2008-02-14 Michael Matz <matz@suse.de>
8776 * function.c (instantiate_virtual_regs_in_insn): Reload address
8777 before falling back to reloading the whole operand.
8779 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
8781 * config/s390/s390.c (s390_mainpool_start): Emit the pool
8782 before the first section switch note.
8784 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8786 * doc/bugreport.texi: Update copyright years.
8787 * doc/c-tree.texi: Likewise.
8788 * doc/cfg.texi: Likewise.
8789 * doc/cpp.texi: Likewise.
8790 * doc/cppinternals.texi: Likewise.
8791 * doc/fragments.texi: Likewise.
8792 * doc/frontends.texi: Likewise.
8793 * doc/gcc.texi: Likewise.
8794 * doc/gty.texi: Likewise.
8795 * doc/hostconfig.texi: Likewise.
8796 * doc/implement-c.texi: Likewise.
8797 * doc/libgcc.texi: Likewise.
8798 * doc/loop.texi: Likewise.
8799 * doc/makefile.texi: Likewise.
8800 * doc/options.texi: Likewise.
8801 * doc/passes.texi: Likewise.
8802 * doc/rtl.texi: Likewise.
8803 * doc/sourcebuild.texi: Likewise.
8804 * doc/standards.texi: Likewise.
8805 * doc/tree-ssa.texi: Likewise.
8806 * doc/trouble.texi: Likewise.
8808 * doc/extend.texi: Use @: or add comma where appropriate.
8809 * doc/invoke.texi: Likewise.
8810 * doc/tm.texi: Likewise.
8812 2008-02-14 Alan Modra <amodra@bigpond.net.au>
8815 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
8818 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
8820 * doc/md.texi (clz, ctz): Add reference.
8821 * doc/rtl.texi (clz, ctz): Likewise.
8823 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8826 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
8829 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
8831 * config/s390/s390.c (struct constant_pool): New field
8832 emit_pool_after added.
8833 (s390_mainpool_start): Set the emit_pool_after flag according
8834 to the section switch notes.
8835 (s390_mainpool_finish): Consider emit_pool_after when emitting
8836 the literal pool at the end of the function.
8837 (s390_chunkify_start): Force literal pool splits at section
8840 2008-02-13 Michael Matz <matz@suse.de>
8843 * var-tracking.c (clobber_variable_part): Correctly traverse the
8846 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8849 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
8850 Add -fdump-ipa-inline.
8851 * tree-dump.c (dump_files): Remove tree-inlined dump.
8852 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
8854 2008-02-12 Richard Guenther <rguenther@suse.de>
8856 PR tree-optimization/35171
8857 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
8860 2008-02-12 Richard Guenther <rguenther@suse.de>
8863 * fold-const.c (fold_widened_comparison): Use get_unwidened in
8864 value-preserving mode. Disallow final truncation.
8866 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
8869 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
8870 code from here to...
8871 (force_gimple_operand): ...here.
8873 2008-02-12 Jakub Jelinek <jakub@redhat.com>
8876 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
8877 non-compatible pointers.
8878 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
8879 different FIELD_DECLs, try harder by comparing field offsets, sizes
8883 * function.c (match_asm_constraints_1): Don't replace the same input
8886 2008-02-12 Anatoly Sokolov <aesok@post.ru>
8888 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
8889 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
8890 (expand_epilogue): Restore RAMPZ register.
8891 * config/avr/avr.md (RAMPZ_ADDR): New constant.
8893 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
8895 * config/i386/cygwin.asm: (__alloca): Correct calling
8896 convention and alignment.
8897 (__chkstk): Force 8 byte stack alignment.
8899 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
8900 Richard Guenther <rguenther@suse.de>
8902 PR tree-optimization/33992
8903 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
8904 the zero we compare against.
8906 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
8909 * gthr-win32.h (__gthread_mutex_destroy_function): New function
8910 to CloseHandle after unlocking to prevent accumulation of handle
8913 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8916 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
8917 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
8918 and update LABEL_NUSES during and after reload.
8920 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
8923 * combine.c (simplify_if_then_else): Make sure the comparison is
8924 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
8926 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
8929 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
8930 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
8931 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
8932 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
8933 * tree.h (get_type_static_bounds): Likewise.
8935 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8937 * doc/invoke.texi (Option Summary, C++ Dialect Options)
8938 (Objective-C and Objective-C++ Dialect Options, Warning Options):
8939 Make -Wfoo language annotations match what the compiler outputs.
8941 2008-02-08 Sa Liu <saliu@de.ibm.com>
8943 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
8944 intrinsics spu_convts, spu_convtu, spu_convtf.
8946 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
8948 * doc/extend.texi (Function Attributes) <noinline>: Mention
8949 asm ("") as method to keep calls.
8951 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8954 * doc/options.texi (Options): Replace references to opts.sh with
8956 * opts-common.c: Likewise.
8957 * optc-gen.awk: Likewise.
8959 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
8961 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
8963 2008-02-07 Richard Henderson <rth@redhat.com>
8966 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
8967 EXPR_LIST for the REG_EQUAL instead of a comparison with a
8970 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
8972 PR tree-optimization/35085
8973 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
8974 for operand entry oe2 in addition to operand entry oe3 in order to
8975 expose more opportunities for vectorizer sum reduction.
8977 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8980 * Makefile.in (LIBS): Remove $(GMPLIBS).
8981 (cc1-dummy, cc1): Add $(GMPLIBS).
8983 2008-02-06 Jan Hubicka <jh@suse.cz>
8986 * i386.md (moddf_integer): Do not produce partial memory stalls for
8987 targets where it hurts.
8989 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
8992 * optabs.c (expand_float): Do not check for decimal modes when
8993 expanding unsigned integer through signed conversion.
8995 2008-02-06 Nick Clifton <nickc@redhat.com>
8997 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
8998 inside the clobber with a match_operand and duplicated operand
8999 number in the constraint.
9000 (ineqbranchsi): Delete redundant comment.
9002 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
9004 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
9005 builtin_define ("__USE_INIT_FINI__").
9006 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
9008 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
9010 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9012 PR documentation/30330
9013 * doc/invoke.texi (C++ Dialect Options)
9014 (Objective-C and Objective-C++ Dialect Options, Warning Options):
9015 For each warning option -Wfoo that allows -Wno-foo, ensure both
9016 -Wfoo and -Wno-foo are listed in the option index. Fix index
9017 entry of -Wswitch-default, index -Wnormalized= including the
9018 `=', and -Wlarger-than-@var{len} including @var{len}.
9020 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9022 * config/i386/i386.md (floatunssisf2): Use
9023 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
9024 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
9025 Macroize expander using MODEF mode iterator.
9027 2008-02-05 Diego Novillo <dnovillo@google.com>
9029 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
9032 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
9034 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9037 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
9039 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
9042 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
9043 to indicate if a message should be generated.
9044 (init_cumulative_args): Updated.
9045 (function_value_32): Likewise.
9047 2008-02-05 Joseph Myers <joseph@codesourcery.com>
9049 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
9051 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
9055 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
9057 2008-02-04 Diego Novillo <dnovillo@google.com>
9059 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
9062 * tree-vrp.c (vrp_evaluate_conditional): With
9063 -Wtype-limits, emit a warning when comparing against a
9064 constant outside the natural range of OP0's type.
9066 2008-02-04 Richard Guenther <rguenther@suse.de>
9069 * expr.c (count_type_elements): Give for unions instead of
9072 2008-02-04 Richard Guenther <rguenther@suse.de>
9075 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
9076 to TYPE_DOMAINs base type instead of using bitsizetype here.
9078 2008-02-03 Jason Merrill <jason@redhat.com>
9080 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
9082 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9085 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
9086 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
9087 (RS/6000 and PowerPC Options): Fix typos and markup.
9088 * doc/passes.texi (Tree-SSA passes): Likewise.
9090 2008-02-02 Michael Matz <matz@suse.de>
9093 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
9094 from record_last_reg_set_info.
9095 (record_last_reg_set_info): Take an RTX argument, iterate over all
9096 constituent hardregs.
9097 (record_last_set_info, record_opr_changes): Change calls to
9098 new signature or to record_last_reg_set_info_regno.
9100 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
9102 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
9104 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
9106 PR rtl-optimization/34773
9107 * reg-notes.def (EQUAL): Mention significance of combination of
9108 REG_EQUAL and REG_RETVAL.
9109 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
9110 insn that has a REG_RETVAL.
9112 2008-02-01 Roger Sayle <roger@eyesopen.com>
9115 * configure.ac (--enable-fixed-point): Disable unless explicitly
9117 * configure: Regenerate.
9119 2008-02-01 Richard Guenther <rguenther@suse.de>
9122 * invoke.texi (-finline-limit): Remove no longer true parts
9123 of the documentation. Note that there is no default value.
9125 2008-02-01 Andrew Pinski <pinskia@gmail.com>
9126 Mark Mitchell <mark@codesourcery.com>
9127 Ben Elliston <bje@au.ibm.com>
9130 * doc/extend.texi (Other Builtins): Document.
9132 2008-01-31 Tom Browder <tom.browder@gmail.com>
9134 * doc/c-tree.texi (Types): Fix grammar.
9135 (Expression trees): Ditto.
9136 * doc/passes.texi (Tree-SSA passes): Ditto.
9138 * doc/configterms.texi (Configure Terms): Fix typo.
9139 * doc/cpp.texi (Common Predefined Macros): Ditto.
9140 * doc/md.texi (Machine Constraints): Ditto.
9142 * doc/makefile.texi (Makefile): Add comma.
9144 2008-01-31 Tom Browder <tom.browder@gmail.com>
9145 Gerald Pfeifer <gerald@pfeifer.com>
9147 * doc/sourcebuild.texi (Front End): Remove references to CVS
9148 and CVSROOT/modules.
9149 (Texinfo Manuals): Replace reference to CVS by one to SVN.
9150 (Back End): Remove reference to CVS.
9152 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9155 * config/mips/mips.c (gen_load_const_gp): New function, taking a
9157 (mips16_gp_pseudo_reg): ...here.
9158 * config/mips/mips.md (load_const_gp): Replace with...
9159 (load_const_gp_<mode>): ...this :P-based insn.
9161 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9163 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
9164 options. Minor fixes.
9165 (-std): Move reference to standards closer to where language
9166 standards are first mentioned.
9168 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
9170 PR rtl-optimization/34995
9171 * reload.c (alternative_allows_const_pool_ref): Take an rtx
9172 parameter and return a bool. If the rtx parameter is nonnull,
9173 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
9174 (find_reloads): Update call accordingly. Pass the new operand
9175 if it needed no address reloads, otherwise pass null.
9177 2008-01-30 Richard Henderson <rth@redhat.com>
9180 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
9181 for unbounded arrays.
9183 2008-01-30 Silvius Rus <rus@google.com>
9185 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
9187 2008-01-30 Jan Hubicka <jh@suse.cz>
9190 * i386.c (init_cumulative_args): Use real function declaration when
9193 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
9195 PR rtl-optimization/34998
9196 * global.c (build_insn_chain): Treat non-subreg_lowpart
9197 SUBREGs of pseudos as clobbering all the words covered by the
9198 SUBREG, not just all the bytes.
9199 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
9200 original df_ref rather than an extract parameter.
9201 (global_conflicts): Update call accordingly.
9203 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
9205 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
9206 the overflow check to make it easier to read.
9207 (__fixtfdi): Change the type of the ll member in union
9208 long_double to UDItype_x.
9210 2008-01-30 Jakub Jelinek <jakub@redhat.com>
9213 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
9214 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
9215 * tree-inline.c (fold_marked_statements): Call
9216 cgraph_update_edges_for_call_stmt if folding a call statement.
9217 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
9218 debug_generic_stmt calls, reset it back afterwards.
9221 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
9223 * c-typeck.c (build_external_ref): Don't pedwarn about
9224 static vars in current function's scope.
9226 2008-01-29 Joseph Myers <joseph@codesourcery.com>
9228 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
9230 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
9233 * ipa-struct-reorg.c: Fix spelling.
9234 * params.def: Ditto.
9236 2008-01-29 Richard Guenther <rguenther@suse.de>
9239 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
9241 * tree-inline.c (remap_type): Increment remapping_type_depth
9242 around remapping types.
9243 (copy_body_r): Only add referenced variables if they are referenced
9244 from code, not types.
9246 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
9257 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
9258 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
9260 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
9263 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
9264 pointer for tiny stack.
9266 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9268 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
9270 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
9272 * config/vx-common.h: Fix typo in comment.
9274 2008-01-28 Ian Lance Taylor <iant@google.com>
9278 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9279 coalesce pointers if they have different DECL_NO_TBAA_P values.
9280 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
9281 between variables with different DECL_NO_TBAA_P values.
9283 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
9286 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
9287 are not legitimate small data references on SPE targets.
9289 2008-01-28 David Daney <ddaney@avtrex.com>
9291 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
9293 2008-01-28 David Daney <ddaney@avtrex.com>
9295 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
9297 2008-01-27 Joseph Myers <joseph@codesourcery.com>
9299 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
9300 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
9301 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
9302 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
9303 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
9304 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
9305 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
9306 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
9308 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9310 * basic-block.h (condjump_equiv_p): Fix comment.
9312 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9314 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
9315 print_generic_stmt_indented): Fix comment.
9317 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
9319 * configure.ac (__stack_chk_fail): Add detecion for availability
9320 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
9321 * configure: Regenerate.
9323 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
9326 * final.c (output_addr_const): Handle TRUNCATE.
9328 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
9331 * tree-ssa-loop-ivopts.c (comp_cost): New type.
9332 (zero_cost, infinite_cost): New constants.
9333 (struct cost_pair): Change type of cost to comp_cost.
9334 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
9335 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
9337 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
9338 split_address_cost, ptr_difference_cost, difference_cost,
9339 get_computation_cost_at, get_computation_cost,
9340 determine_use_iv_cost_generic, determine_use_iv_cost_address,
9341 determine_use_iv_cost_condition, determine_use_iv_costs,
9342 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
9343 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
9344 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
9345 Change type of cost to comp_cost.
9346 (determine_iv_cost): Increase cost of non-original ivs, instead
9347 of decreasing the cost of original ones.
9348 (get_address_cost): Indicate the complexity of the addressing mode
9350 (try_add_cand_for): Prefer using ivs not specific to some object.
9351 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
9353 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
9354 Janis Johnson <janis187@us.ibm.com>
9357 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
9358 (TARGET_INSTANTIATE_DECLS): Likewise.
9359 * target.h (expand_to_rtl_hook): New target hook.
9360 (instantiate_decls): Likewise.
9361 * function.c (instantiate_decl): Make non-static. Rename to...
9362 (instantiate_decl_rtl): ... this.
9363 (instantiate_expr): Use instantiate_decl_rtl.
9364 (instantiate_decls_1): Likewise.
9365 (instantiate_decls): Likewise.
9366 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
9367 * function.h (instantiate_decl_rtl): Add prototype.
9368 * cfgexpand.c (target.h): New include.
9369 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
9370 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
9371 (TARGET_INSTANTIATE_DECLS): Likewise.
9372 (TARGET_INITIALIZER): New target hooks added.
9373 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
9375 * config/rs6000/rs6000.c (tree-flow.h): New include.
9376 (machine_function): Add sdmode_stack_slot field.
9377 (rs6000_alloc_sdmode_stack_slot): New function.
9378 (rs6000_instantiate_decls): Likewise.
9379 (rs6000_secondary_memory_needed_rtx): Likewise.
9380 (rs6000_check_sdmode): Likewise.
9381 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
9382 (TARGET_INSTANTIATE_DECLS): Likewise.
9383 (rs6000_hard_regno_mode_ok): Allow SDmode.
9384 (num_insns_constant): Likewise. Handle _Decimal32 constants.
9385 (rs6000_emit_move): Handle SDmode.
9386 (function_arg_advance): Likewise.
9387 (function_arg): Likewise.
9388 (rs6000_gimplify_va_arg): Likewise. Add special handling of
9389 SDmode var args for 32-bit compiles.
9390 (rs6000_secondary_reload_class): Handle SDmode.
9391 (rs6000_output_function_epilogue): Likewise.
9392 (rs6000_function_value): Simplify if statement.
9393 (rs6000_libcall_value): Likewise.
9394 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
9395 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
9396 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
9397 (movsd_hardfloat): New define_insn.
9398 (movsd_softfloat): Likewise.
9399 (movsd_store): Likewise.
9400 (movsd_load): Likewise.
9401 (extendsddd2): Likewise.
9402 (extendsdtd2): Likewise.
9403 (truncddsd2): Likewise.
9404 (movdd_hardfloat64): Fixup comment.
9405 (UNSPEC_MOVSD_LOAD): New constant.
9406 (UNSPEC_MOVSD_STORE): Likewise.
9408 2008-01-26 Jakub Jelinek <jakub@redhat.com>
9411 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
9413 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
9414 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
9415 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
9418 2008-01-26 David Edelsohn <edelsohn@gnu.org>
9421 * config.gcc: Separate AIX 5.3 from AIX 6.1.
9422 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
9423 __LONGDOUBLE128 too.
9424 * config/rs6000/aix61.h: New file.
9426 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9428 PR rtl-optimization/34959
9429 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
9430 popcount and parity rtxes the same mode as their operand.
9431 Truncate or extend the result to the return value's mode
9434 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
9437 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
9438 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
9439 to GOT_VERSION_REGNUM.
9440 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
9441 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
9442 * config/mips/mips.c (mips_emit_call_insn): New function.
9443 (mips_call_tls_get_addr): Call mips_expand_call directly.
9444 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
9446 (mips16_build_call_stub): Likewise. Return the call insn or null.
9447 (mips_expand_call): Update the call to mips16_build_call_stub
9448 accordingly and a remove redundant condition. Assert that MIPS16
9449 stubs do not use lazy binding. Use mips_emit_call_insn and return
9451 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
9453 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
9454 (mips_avoid_hazard): Remove hazard_set handling.
9455 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
9456 (UNSPEC_RESTORE_GP): ...this.
9457 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
9458 (FAKE_CALL_REGNO): Rename to...
9459 (GOT_VERSION_REGNUM): ...this.
9460 (type): Add "ghost" value. Add an associated insn reservation.
9461 (hazard_set): Remove.
9462 (exception_receiver): Rename to...
9463 (restore_gp): ...this and update the unspec identifier accordingly.
9464 (exception_receiver, nonlocal_got_receiver): New expanders.
9465 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
9466 FAKE_CALL_REGNO. Remove hazard_set attribute.
9467 (set_got_version, update_got_version): New patterns.
9469 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
9472 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
9474 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9477 * doc/install.texi2html: Generate gcc-vers.texi.
9479 2008-01-25 DJ Delorie <dj@redhat.com>
9481 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
9483 2008-01-25 Joseph Myers <joseph@codesourcery.com>
9485 * config/c4x: Remove directory.
9486 * config.gcc (crx-*, mt-*): Mark obsolete.
9487 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
9488 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
9489 sh-*-rtemscoff*): Remove cases.
9490 * defaults.h (C4X_FLOAT_FORMAT): Remove.
9491 * real.c (encode_c4x_single, decode_c4x_single,
9492 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
9493 c4x_extended_format): Remove.
9494 * real.h (c4x_single_format, c4x_extended_format): Remove.
9495 * doc/extend.texi (interrupt, naked): Remove mention of attributes
9497 (Pragmas): Remove comment about c4x pragmas.
9498 * doc/install.texi (c4x): Remove target-specific instructions.
9499 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
9500 * doc/md.texi (Machine Constraints): Remove C4x documentation.
9501 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
9502 refer to C4x source files as examples.
9503 (C4X_FLOAT_FORMAT): Remove documentation.
9505 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
9507 * config/bfin/bfin.c (override_options): Reorder tests so that
9508 flag_pic gets enabled for -msep-data.
9510 2008-01-25 Richard Guenther <rguenther@suse.de>
9513 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
9514 to its bitfield precision if required.
9516 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9519 * tree-nested.c (walk_omp_for): New function.
9520 (convert_nonlocal_reference, convert_local_reference): Call
9521 walk_omp_for on OMP_FOR.
9522 (convert_call_expr): Call walk_body on OMP_FOR's
9523 OMP_FOR_PRE_INIT_BODY.
9525 2008-01-25 Richard Guenther <rguenther@suse.de>
9527 PR tree-optimization/34966
9528 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
9529 default defs and PHI_NODEs we have to insert after the
9532 2008-01-24 Nick Clifton <nickc@redhat.com>
9534 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
9535 Provide a default definition.
9536 (LIBGCC2_UNITS_PER_WORD): Likewise.
9538 * config/stormy16/stormy16.c: Include df.h for the prototype
9539 for df_regs_ever_live_p.
9540 (xstormy16_expand_builtin_va_start): Convert the stack offset
9541 into a component_ref and then use POINTER_PLUS_EXPR to add it
9542 to the incoming_virtual_args_rtx.
9543 (xstormy16_gimplify_va_arg_expr): Rename to
9544 xstormy16_gimplify_va_arg_expr.
9545 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
9546 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
9547 xstormy16_gimplify_va_arg_expr.
9548 Fix up some formatting issues.
9550 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
9551 Move to predicates.md.
9552 (xs_hi_general_operand): Likewise.
9553 (xs_hi_nonmemory_operand): Likewise.
9554 * config/stormy16/predicates.md:
9555 (xstormy16_carry_plus_operand): New predicate.
9556 (xs_hi_general_operand): New predicate.
9557 (xs_hi_nonmemory_operand): New predicate.
9558 * config/stormy16/stormy16-protos.h:
9559 (xstormy16_carry_plus_operand): Delete prototype.
9560 (xs_hi_general_operand): Likewise.
9561 (xs_hi_nonmemory_operand): Likewise.
9563 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
9564 modifiers as they are no longer needed and they can trigger
9565 reload spill failures.
9567 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
9568 with a match_operand in order to help reload.
9570 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
9571 constraint with 'e' for the 8th alternative as this version of
9572 the mov.w instruction only accepts the lower 8 registers.
9574 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
9577 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
9578 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
9581 2008-01-25 Jakub Jelinek <jakub@redhat.com>
9584 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
9586 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9588 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
9590 (remove_structure): Update allocations list before removing structure.
9592 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
9594 * ipa-struct-reorg.c (is_safe_cond_expr,
9595 create_new_stmts_for_cond_expr): Use integer_zerop function,
9596 that recognize not only zero-pointer, but zero-integer too.
9598 2008-01-25 Ben Elliston <bje@au.ibm.com>
9601 * fixproto: Escape "." in sed expression that strips leading "./".
9603 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
9606 * gcc.c (SWITCH_OK): Removed.
9607 (SWITCH_LIVE): Changed to bit.
9608 (SWITCH_FALSE): Likewise.
9609 (SWITCH_IGNORE): Likewise.
9610 (switchstr): Change live_cond to unsigned int.
9611 (process_command): Replace SWITCH_OK with 0.
9612 (do_self_spec): Likewise.
9613 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
9614 (give_switch): Likewise.
9615 (used_arg): Likewise.
9616 (do_spec_1): Set the SWITCH_IGNORE bit.
9617 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
9618 bits. Set the SWITCH_LIVE bit.
9620 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
9622 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
9624 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
9626 PR tree-optimization/34472
9627 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
9628 parameter to a "bool *" and set *DATA to false if there is
9629 an unsafe access. Do not delete the structure here.
9630 (check_cond_exprs): Delete it here instead.
9631 (check_cond_exprs, exclude_cold_structs): Do not increase
9632 I when removing a structure.
9634 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.c (ix86_expand_vector_init): Consider only
9638 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
9640 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
9643 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
9644 a fixed vector for stack.
9646 2008-01-24 Ben Elliston <bje@au.ibm.com>
9649 * doc/gcc.texi (Software development): Add a direntry for g++.
9651 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
9653 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
9654 stale and straggling -fforce-addr comments above.
9656 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
9658 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
9659 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
9661 2008-01-23 Michael Matz <matz@suse.de>
9664 * dwarf2out.c (force_type_die): Use modified_type_die instead of
9667 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
9669 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
9672 2008-01-23 Anatoly Sokolov <aesok@post.ru>
9674 * config/avr/avr.c (avr_current_arch): New variable.
9675 (avr_arch_types): Add 'avr31' and 'avr51' entries.
9676 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
9677 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
9678 (avr_override_options): Init 'avr_current_arch'.
9679 (base_arch_s): Move from here...
9680 * config/avr/avr.h (base_arch_s): ... here. Add new members
9681 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
9682 'mega' to 'have_jmp_call'.
9683 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
9684 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
9686 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
9688 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9689 MULTILIB_MATCHES): (Ditto.).
9691 2008-01-23 Richard Guenther <rguenther@suse.de>
9694 * cgraphunit.c (cgraph_reset_node): Always mark the node
9695 not reachable if it is not queued already.
9697 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
9699 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
9700 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
9701 (cputype_selected): New static variable.
9702 (bfin_handle_option): Set it if -mcpu is used.
9703 (override_option): Select default set of workarounds if no cpu type
9704 selected on the command line.
9705 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
9707 From Michael Frysinger <michael.frysinger@analog.com>
9708 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
9709 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
9711 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
9712 for bf547, bf523, bf524, and bf526.
9713 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
9715 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
9716 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
9717 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
9718 __ADSPBF547__ and __ADSPBF54x__ for bf547.
9719 * doc/invoke.texi (Blackfin Options): Document that
9720 -mcpu now accept bf547, bf523, bf524, and bf526.
9722 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
9724 PR rtl-optimization/34628
9725 * combine.c (try_combine): Stop and undo after the first combination
9726 if an autoincrement side-effect on the first insn has effectively
9729 2008-01-22 David Edelsohn <edelsohn@gnu.org>
9732 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
9733 Offset addresses are not valid for Altivec or paired float modes.
9735 2008-01-22 Jakub Jelinek <jakub@redhat.com>
9738 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
9739 if DECL_INITIAL (decl) is error_mark_node.
9742 * c-common.c (handle_vector_size_attribute): Only allow
9743 integral, scalar float and fixed point types. Handle OFFSET_TYPE
9744 the same way as pointer, array etc. types.
9745 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
9748 * tree.c (build_type_attribute_qual_variant): Call
9749 build_qualified_type if attributes are equal, but quals are not.
9751 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9754 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
9755 * flags.h (warn_strict_aliasing): Remove.
9756 (warn_strict_overflow): Remove.
9757 * opts.c (warn_strict_aliasing): Remove.
9758 (warn_strict_overflow): Remove.
9759 * c-opts.c (c_common_handle_option): -Wall only sets
9760 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
9761 (c_common_post_options): Give default values to -Wstrict-aliasing
9762 and -Wstrict-overflow if they are uninitialized.
9763 * common.opt (Wstrict-aliasing): Specify Var and Init.
9764 (Wstrict-overflow): Likewise.
9766 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9768 PR rtl-optimization/26854
9769 PR rtl-optimization/34400
9770 PR rtl-optimization/34884
9771 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
9773 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
9774 (df_rd_bb_info.expanded_lr_out): Deleted
9775 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
9776 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
9777 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9778 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9779 Removed code to allocate, initialize or free expanded_lr_out.
9780 (df_rd_bb_local_compute_process_def): Restructured to make more
9782 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
9783 sets if the sets are being trimmed.
9785 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
9788 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
9789 (as_vers): Likewise.
9790 * configure: Regenerated.
9792 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9795 * tree-pass.h (pass_build_alias): New pass.
9796 * tree-ssa-alias.c (gate_build_alias): New.
9797 (pass_build_alias): New.
9798 * passes.c (init_optimization_passes): Add pass_build_alias after
9799 pass_create_structure_vars.
9801 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
9803 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
9804 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
9805 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
9806 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
9807 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
9808 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
9809 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
9810 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
9811 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
9812 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
9813 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
9814 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
9815 * config/s390/s390.md (FP_ALL): New mode iterator.
9816 (_d): New mode attribute.
9817 ("*signbit<mode>2>"): Changed mode of first operand.
9818 ("isinf<mode>2"): Changed mode of first operand.
9819 ("*TDC_insn"): Adaptation for DFP modes.
9821 2008-01-22 Ben Elliston <bje@au.ibm.com>
9823 * tree.c (check_qualified_type): Improve function description.
9825 2008-01-21 Jason Merrill <jason@redhat.com>
9828 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
9829 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
9832 2008-01-21 DJ Delorie <dj@redhat.com>
9834 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
9837 2008-01-21 Richard Guenther <rguenther@suse.de>
9840 * tree-cfg.c (verify_expr): Allow all invariant expressions
9841 instead of just constant class ones as reference argument.
9842 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
9843 like any other constant.
9844 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
9846 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
9848 * regmove.c (fixup_match_1): Update call crossed frequencies.
9850 2008-01-21 Richard Guenther <rguenther@suse.de>
9853 * tree-inline.c (setup_one_parameter): Deal with mismatched
9854 types using a VIEW_CONVERT_EXPR.
9856 2008-01-21 Alon Dayan <alond@il.ibm.com>
9857 Olga Golovanevsky <olga@il.ibm.com>
9859 PR tree-optimization/34701
9860 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
9861 when the structure size is not a power of 2.
9863 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
9865 * doc/install.texi: Add doc for --enable-checking=df.
9867 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
9869 PR rtl-optimization/34808
9870 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
9872 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9874 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
9877 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9879 PR rtl-optimization/26854
9880 PR rtl-optimization/34400
9881 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
9883 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
9884 (df_rd_bb_info.expanded_lr_out): New.
9885 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
9886 * loop_iv.c (iv_analysis_loop_init): Ditto.
9887 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
9888 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
9889 Added code to allocate, initialize or free expanded_lr_out.
9890 (df_rd_bb_local_compute_process_def): Restructured to make
9891 more understandable.
9892 (df_rd_confluence_n): Add code to do nothing with fake edges and
9893 code to no apply invalidate_by_call sets if the sets are being trimmed.
9894 (df_lr_local_finalize): Renamed to df_lr_finalize.
9895 (df_live_local_finalize): Renamed to df_live_finalize.
9897 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
9900 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
9901 deciding whether to use reciprocal instructions.
9903 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
9905 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
9906 dwarf2out_note_section_used if cold_text_section is NULL.
9908 2008-01-19 Jakub Jelinek <jakub@redhat.com>
9910 PR gcov-profile/34610
9911 * tree-cfg.c (make_edges): Mark both outgoing edges from
9912 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
9913 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
9914 from OMP_FOR and OMP_CONTINUE outgoing edges.
9916 * tree-profile.c (tree_profiling): Return early if
9917 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
9919 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
9920 from cfun to child_cfun.
9921 * function.h (struct function): Add after_tree_profile bit.
9923 2008-01-19 Anatoly Sokolov <aesok@post.ru>
9925 * config/avr/avr.S (_exit): Disable interrupt.
9927 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
9928 Steven Bosscher <stevenb.gcc@gmail.com>
9930 PR rtl-optimization/26854
9931 PR rtl-optimization/34400
9932 * df-problems.c (df_live_scratch): New scratch bitmap.
9933 (df_live_alloc): Allocate df_live_scratch when doing df_live.
9934 (df_live_reset): Clear the proper bitmaps.
9935 (df_live_bb_local_compute): Only process the artificial defs once
9936 since the order is not important.
9937 (df_live_init): Init the df_live sets only with the variables
9938 found live by df_lr.
9939 (df_live_transfer_function): Use the df_lr sets to prune the
9940 df_live sets as they are being computed.
9941 (df_live_free): Free df_live_scratch.
9943 2008-01-18 Ian Lance Taylor <iant@google.com>
9945 * common.opt: Add fmerge-debug-strings.
9946 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
9947 flag_merge_debug_strings rather than flag_merge_constants.
9948 * doc/invoke.texi (Option Summary): Mention
9949 -fmerge-debug-strings.
9950 (Debugging Options): Document -fmerge-debug-strings.
9952 2008-01-18 Ian Lance Taylor <iant@google.com>
9955 * tree.h (DECL_IS_OPERATOR_NEW): Define.
9956 (struct tree_function_decl): Add new field operator_new_flag.
9957 * tree-inline.c (expand_call_inline): When inlining a call to
9958 operator new, force the return value to go into a variable, and
9959 set DECL_NO_TBAA_P on that variable.
9960 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
9962 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
9965 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
9966 DWARF2_DEBUGGING_INFO.
9967 (dwarf2out_note_section_used): Ditto. Add prototype.
9968 (have_multiple_function_sections, text_section_used,
9969 cold_text_section_used, *cold_text_sections): Move declarations
9972 2008-01-17 Bob Wilson <bob.wilson@acm.org>
9974 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
9975 field and add signal_ra.
9976 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
9977 assignments to frame state pc. Move end of stack check after
9978 MD_FALLBACK_FRAME_STATE_FOR.
9979 (uw_update_context_1): Use frame state signal_regs if set, instead
9980 of checking signal_frame flag.
9981 (uw_update_context): Use frame state signal_ra if set.
9982 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
9983 * config/xtensa/linux-unwind.h: New file.
9985 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
9987 * modulo-sched.c (get_sched_window): Fix comment typo.
9989 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
9991 PR tree-optimization/34648
9992 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
9994 2008-01-17 Anatoly Sokolov <aesok@post.ru>
9996 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
9997 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
9999 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
10001 PR rtl-optimization/34400
10002 * df-core.c (df_worklist_dataflow_overeager,
10003 df_worklist_dataflow_doublequeue): New functions.
10004 (df_worklist_dataflow): Two different worklist solvers.
10005 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
10008 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10011 * doc/invoke.texi: Document the dependence on pthread for fopenmp
10012 and ftree-parallelize-loops.
10014 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
10016 PR rtl-optimization/34826
10017 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
10019 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
10021 * global.c (find_reg): Mark the eh regs as used if necessary.
10022 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
10023 * ra.h (struct allocno): no_eh_reg field added. Changed
10024 no_stack_reg type to bitfield.
10026 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
10028 * tree.c (substitute_in_expr): Add missing 'break'.
10030 2008-01-17 Richard Guenther <rguenther@suse.de>
10032 PR tree-optimization/34825
10033 * tree-ssa-math-opts.c (is_division_by): Do not recognize
10034 x / x as division to handle.
10036 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10038 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
10039 "-pthread" is specified.
10040 * pa-hpux11.h (LIB_SPEC): Likewise.
10042 2008-01-16 Janis Johnson <janis187@us.ibm.com>
10043 Peter Bergner <bergner@vnet.ibm.com>
10045 PR rtl-optimization/33796
10046 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
10048 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10050 PR libgfortran/34699
10051 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
10053 * pa-hpux10.h (LINK_SPEC): Likewise.
10054 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
10056 2008-01-16 Richard Guenther <rguenther@suse.de>
10058 PR middle-end/32628
10059 * fold-const.c (fold_convert_const_int_from_int): Do not
10060 set overflow if that occured only because of a sign extension
10061 change when converting from/to a sizetype with the same
10062 precision and signedness.
10064 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10067 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
10068 location address to the correct place. Update copyright year.
10070 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10072 * lambda-code.c (lambda_transform_legal_p): Handle the case of
10073 no dependences in the dependence_relations vector.
10075 2008-01-16 Jan Hubicka <jh@suse.cz>
10077 PR rtl-optimization/31396
10078 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
10079 * cfg.c (dump_reg_info): Print it.
10080 * regs.h (struct reg_info_t): add freq_calls_crossed.
10081 (REG_FREQ_CALLS_CROSSED): New macro.
10082 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
10083 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
10084 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
10085 regmove_optimize): Update call crossed frequencies.
10086 * local-alloc.c (struct qty): Add freq_calls_crossed.
10087 (alloc_qty): Copute freq_calls_crossed.
10088 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
10089 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
10090 * ra.h (struct allocno): Add freq_calls_crossed.
10092 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10094 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
10095 libgomp when compiling with ftree-parallelize-loops.
10096 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
10098 2008-01-16 Richard Guenther <rguenther@suse.de>
10100 PR tree-optimization/34769
10101 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
10102 * tree.c (int_cst_value): Instead make this function more
10103 permissive in what it accepts as valid input. Document this
10104 function always sign-extends the value.
10106 2008-01-16 Jakub Jelinek <jakub@redhat.com>
10107 Richard Guenther <rguenther@suse.de>
10110 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
10111 (gimple_fold_indirect_ref_rhs): ... this.
10112 (gimple_fold_indirect_ref): New function with foldings
10113 that preserve lvalueness.
10114 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
10115 * tree-flow.h (gimple_fold_indirect_ref): Declare.
10116 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
10117 to fold an INDIRECT_REF, fall back to the old use of
10118 fold_indirect_ref_1.
10120 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
10122 * tree-data-ref.c (subscript_dependence_tester_1): Call
10123 free_conflict_function.
10124 (compute_self_dependence): Same.
10126 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
10129 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
10130 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
10132 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
10133 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
10134 for DWARF2_UNWIND_INFO targets.
10136 2008-01-16 Richard Guenther <rguenther@suse.de>
10139 * c-typeck.c (common_pointer_type): Do not merge inconsistent
10140 type qualifiers for function types.
10142 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
10144 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
10145 loop_iterator li from previous commit.
10147 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
10149 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
10151 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10153 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
10154 (parallelize_loops): Don't parallelize irreducible components.
10156 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10159 * c-opts (c_common_post_options): Do not enable CPP
10160 flag_pedantic_errors by default.
10162 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
10164 PR rtl-optimization/31944
10165 * cse.c (remove_pseudo_from_table): New function.
10166 (merge_equiv_classes): Use above function to remove pseudo-registers.
10167 (invalidate): Likewise.
10169 2008-01-13 Richard Guenther <rguenther@suse.de>
10171 PR middle-end/34601
10172 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
10173 instead of TYPE_MODE to deal with calls from expand_one_error_var.
10175 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
10177 * gcse.c (cprop_jump): Call validate_unshare_change instead of
10178 validate_change to unshare the source of the PC set.
10180 2008-01-12 Jan Hubicka <jh@suse.cz>
10182 PR middle-end/32135
10183 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
10184 references above array bounds. This might trigger bounds checks for
10185 pointers to arrays.
10187 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
10189 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
10190 new_replaceable_dependencies.
10192 2008-01-12 Doug Kwan <dougkwan@google.com>
10194 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
10195 instead of OPT_Wreturn_type in warning due to ignored return type
10197 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
10198 options included in -Wextra.
10199 * c.opt: New option -Wignored_qualifiers.
10200 * doc/invoke.texi (Warning Options, -Wextra): Add new option
10201 -Wignore_qualifiers.
10202 (-Wignored-qualifiers): Document.
10203 (-Wreturn-type): Remove description of functionality now handled
10204 by -Wignored-qualifiers.
10206 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
10209 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
10210 NOP_EXPR if it is between integral types with the same precision.
10212 2008-01-12 Jan Hubicka <jh@suse.cz>
10215 * invoke.texi (max-inline-recursive-depth): Fix default value.
10217 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
10219 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
10222 2008-01-11 Bob Wilson <bob.wilson@acm.org>
10224 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
10226 2008-01-11 James E. Wilson <wilson@specifix.com>
10229 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
10231 2008-01-11 Anatoly Sokolov <aesok@post.ru>
10233 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
10234 save/restore frame pointer register and don't use 'call-prologues'
10235 optimization in function with "OS_task" attribute.
10237 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
10239 PR middle-end/31309
10240 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
10241 when copying to memory.
10243 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
10245 PR rtl-optimization/30905
10246 * cfgcleanup.c: Include dce.h
10247 (crossjumps_occured): New global variable.
10248 (try_crossjump_bb): Exit loop after finding a fallthru edge.
10249 If something changed, set crossjumps_occured to true.
10250 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
10251 Don't add/remove fake edges to exit here...
10252 (cleanup_cfg): ...but do it here, when crossjumping.
10253 Run a fast DCE when successful crossjumps occured in the latest
10254 iteration of try_optimize_cfg.
10256 2008-01-11 Richard Guenther <rguenther@suse.de>
10258 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
10259 (struct vn_unary_op_s): Likewise.
10260 (vn_reference_insert): Free old reference on hash collision.
10262 2008-01-10 Raksit Ashok <raksit@google.com>
10264 PR rtl-optimization/27971
10265 * combine.c (find_split_point): Split PLUS expressions which are
10266 inside a MEM rtx, and whose first operand is complex.
10268 2008-01-10 DJ Delorie <dj@redhat.com>
10270 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
10271 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
10272 (m32c_hard_regno_ok): Call the underlying function.
10274 2008-01-10 Richard Guenther <rguenther@suse.de>
10276 PR middle-end/34683
10277 * tree-cfg.c (tree_merge_blocks): Do not go through the
10278 full-blown folding and stmt updating path if we just deal
10279 with virtual operands.
10280 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
10281 test for abnormal SSA_NAMEs.
10283 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
10285 PR middle-end/34641
10286 * reload.c (push_reload): Add assertions. All constants from
10287 reg_equiv_constant should have been used for replacing the respective
10289 (find_reloads_address): Invoke find_reloads_address_part for
10290 constant taken from the reg_equiv_constant array.
10292 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
10294 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
10295 field (valnum) the first in the struct. Replace bools with
10298 2008-01-10 Richard Guenther <rguenther@suse.de>
10300 PR tree-optimization/34651
10301 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
10302 types and ordering for masking and converting.
10304 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
10306 PR tree-optimization/34017
10307 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
10308 also for PHI_NODE expressions.
10310 2008-01-09 Jan Hubicka <jh@suse.cz>
10312 PR tree-optimization/34708
10313 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
10314 based on number of case labels.
10315 (init_inline_once): Remove switch_cost.
10316 * tree-inline.h (eni_weights_d): Remove switch_cost.
10318 2008-01-09 Richard Guenther <rguenther@suse.de>
10319 Andrew Pinski <andrew_pinski@playstation.sony.com>
10321 PR middle-end/30132
10322 * gimplify.c (gimplify_cond_expr): Do not create an addressable
10323 temporary if an rvalue is ok or an lvalue is not required.
10325 2008-01-09 Richard Guenther <rguenther@suse.de>
10327 PR middle-end/34458
10328 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
10329 adjust return type.
10331 2008-01-09 Richard Guenther <rguenther@suse.de>
10333 PR middle-end/34679
10334 * tree.c (host_integerp): Check for sizetype only if the
10335 type is an integer type.
10337 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
10340 * opts.c (decode_options): Disable inlining of functions called
10341 once if not in unit-at-a-time mode.
10343 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
10345 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
10347 2008-01-08 Richard Guenther <rguenther@suse.de>
10349 PR middle-end/31863
10350 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
10351 out early if the result will be unused.
10353 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10358 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10359 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10362 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
10364 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
10365 for vectorization tuned.
10367 2008-01-08 Richard Guenther <rguenther@suse.de>
10369 PR tree-optimization/34683
10370 * tree-ssa-operands.c (operand_build_cmp): Export.
10371 * tree-ssa-operands.h (operand_build_cmp): Declare.
10372 * tree-vn.c (vuses_compare): Remove.
10373 (sort_vuses): Use operand_build_cmp.
10374 (sort_vuses_heap): Likewise.
10375 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
10376 to re-use old VEC if available. Do not sort already sorted VUSEs.
10377 (vdefs_to_vec): Do not sort already sorted VDEFs.
10379 2008-01-08 Jakub Jelinek <jakub@redhat.com>
10381 PR middle-end/34694
10382 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
10384 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
10387 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
10388 limitations of reciprocal sequences on x86 targets.
10390 2008-01-08 Richard Guenther <rguenther@suse.de>
10392 PR tree-optimization/34683
10393 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
10395 2008-01-07 Jakub Jelinek <jakub@redhat.com>
10398 * config/darwin.c (darwin_mergeable_string_section): Don't use
10399 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
10401 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
10404 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
10405 negxf2. Macroize expander using X87MODEF mode iterator. Change
10406 predicates of op0 and op1 to register_operand.
10407 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
10408 expander using X87MODEF mode iterator. Change predicates of
10409 op0 and op1 to register_operand.
10410 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
10411 corresponding patterns and macroize using MODEF macro. Change
10412 predicates of op0 and op1 to register_operand and remove
10413 "m" constraint. Disparage "r" alternative with "!".
10414 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
10415 macroize using X87MODEF macro. Change predicates of op0 and op1
10416 to register_operand and remove "m" constraint. Disparage "r"
10417 alternative with "!".
10418 (absneg splitter with memory operands): Remove.
10419 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
10420 patterns and macroize using X87MODEF mode iterator.
10421 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
10422 Change predicate of op1 to register_operand.
10423 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
10424 for memory operands.
10426 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
10428 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
10430 2008-01-07 Richard Guenther <rguenther@suse.de>
10432 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
10435 2008-01-07 Richard Guenther <rguenther@suse.de>
10437 PR tree-optimization/34683
10438 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
10439 VOPs of the needed size to save memory. Use VEC_quick_push
10440 to save compile-time.
10441 (vdefs_to_vec): Likewise.
10443 2008-01-07 Sa Liu <saliu@de.ibm.com>
10445 * config/spu/spu.md (divdf3): Genetate inline code for double
10446 division. The implementation doesn't handle INF or NAN, therefore it
10447 only applies when -ffinite-math-only is given.
10449 2008-01-06 Paolo Carlini <pcarlini@suse.de>
10452 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
10453 * doc/cpp.texi ([Common Predefined Macros]): Document.
10455 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
10457 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
10458 order to use commutative addition instead of subtraction.
10460 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10461 Mircea Namolaru <namolaru@il.ibm.com>
10462 Vladimir Yanovsky <yanov@il.ibm.com>
10463 Revital Eres <eres@il.ibm.com>
10465 PR tree-optimization/34263
10466 * tree-outof-ssa.c (process_single_block_loop_latch,
10467 contains_tree_r): New functions.
10468 (analyze_edges_for_bb): Call process_single_block_loop_latch
10469 function to empty single-basic-block latch block if possible.
10471 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10473 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
10475 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
10477 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10479 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
10481 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
10483 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
10485 2008-01-05 Jakub Jelinek <jakub@redhat.com>
10487 PR tree-optimization/34618
10488 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
10491 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
10494 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
10495 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
10496 Update copyright year.
10498 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
10499 Update copyright year.
10500 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
10503 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
10505 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
10506 edge does not point to current bb before changing need_assert.
10508 2008-01-04 Richard Guenther <rguenther@suse.de>
10510 PR middle-end/34029
10511 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
10512 for verifying purposes if they are is_gimple_min_invariant.
10514 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
10516 PR tree-optimization/34448
10517 PR tree-optimization/34465
10518 * gimplify.c (gimplify_init_constructor): Add new parameter
10519 notify_temp_creation. Use it.
10520 (gimplify_modify_expr_rhs): Take volatiles into account when
10521 optimizing constructors.
10522 Do not optimize constructors if gimplify_init_constructor will dump to
10524 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
10525 * gcc.c-torture/compile/pr34448.c: New.
10527 2008-01-04 Jakub Jelinek <jakub@redhat.com>
10529 PR gcov-profile/34609
10530 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
10531 return_slot if result is TREE_ADDRESSABLE.
10533 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
10535 * config/mips/mips.md (sqrt_condition): Tweak comment.
10536 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
10538 2008-01-03 Tom Tromey <tromey@redhat.com>
10541 * c-common.c (c_type_hash): Handle VLAs.
10543 2008-01-03 Jan Hubicka <jh@suse.cz>
10545 PR tree-optimization/31081
10546 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
10547 0 when inlining and not inlining to first basic block.
10548 (remap_decl): When var is initialized to 0, don't set default_def.
10549 (expand_call_inline): Set entry_bb.
10550 * tree-inline.h (copy_body_data): Add entry_bb.
10552 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10555 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
10558 PR tree-optimization/29484
10559 * tree-inline.c (inline_forbidden_p_2): New function.
10560 (inline_forbidden_p): Disallow inlining if some static var
10561 has an address of a local LABEL_DECL in its initializer.
10562 * doc/extend.texi (Labels as Values): Document &&foo behaviour
10565 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
10567 PR tree-optimization/34635
10568 * tree-data-ref.c (add_other_self_distances): Make sure that the
10569 evolution step is constant.
10571 2008-01-03 Jakub Jelinek <jakub@redhat.com>
10573 PR middle-end/34608
10574 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
10576 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
10578 * tree-sra.c (scalarize_init): Insert the generate_element_init
10579 statements after the generate_element_zero statements.
10581 2008-01-02 Richard Guenther <rguenther@suse.de>
10583 PR middle-end/34093
10584 PR middle-end/31976
10585 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
10586 for very large number of operands instead of ICEing.
10588 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
10591 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
10592 while stack probing.
10594 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
10596 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
10599 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
10601 PR libmudflap/26442
10602 * tree-mudflap.c (mx_register_decls): Guard warning by
10603 !DECL_ARTIFICIAL check.
10605 2008-01-01 Jakub Jelinek <jakub@redhat.com>
10607 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
10608 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
10609 sse5_perm<mode>): Fix constraints.