1 2007-07-13 David Edelsohn <edelsohn@gnu.org>
3 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
4 (SPEFSCR_REGNO): Delete definition.
5 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
6 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7 * config/rs6000/rs6000.h: Do not define *_REGNO.
8 LINK_REGISTER_REGNUM -> LR_REGNO.
9 COUNT_REGISTER_REGNUM -> CTR_REGNO.
10 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
11 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13 R_VRSAVE, R_VSCR. Use them.
14 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
15 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
16 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
17 * config/rs6000/aix.h: Define R_LR. Use it.
19 2007-07-13 Caroline Tice <ctice@apple.com>
21 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
22 flag_var_tracking is explicitly turned off (i.e. when variable
23 tracking is not feasible); otherwise, turn flag_var_tracking on when
24 flag_var_tracking_uninit is on.
25 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
26 note definitions, to allow recording of initialization status in the
28 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
29 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
30 determine if two note locations are equal.
31 (output_loc_list): Don't output list entries whose start & end labels
33 (reg_loc_descriptor): Add parameter for initialization status; pass it
34 to other loc descriptor functions.
35 (one_reg_loc_descriptor): Add parameter for initialization status;
36 check its value and add DW_OP_GNU_uninit to returned loc descr if
38 (multiple_reg_loc_descriptor): Add parameter for initialization
40 pass init status argument to other loc descriptor functions; check
41 value of intialization parameter and add DW_OP_GNU_uninit to returned
42 loc descr if appropriate.
43 (based_loc_descr): Add parameter for initialization status; add new
44 variable for return value; check value of initialization parameter and
45 add DW_OP_GNU_uninit to returned loc descr if appropriate.
46 (concatn_mem_loc_descriptor): Add parameter for initialization status;
47 pass init status argument to other loc descriptor functions; check
48 value of intialization parameter and add DW_OP_GNU_uninit to returned
49 loc descr if appropriate.
50 (mem_loc_descriptor): Likewise.
51 (concat_loc_descriptor): Likewise.
52 (concatn_loc_descriptor): Likewise.
53 (loc_descriptor): Add parameter for initialization status; pass it as
54 argument to other loc descriptor function calls.
55 (loc_descriptor_from_tree_1): Add appropriate initialization status
56 to loc descriptor function calls.
57 (add_location_or_const_value_attribute): Get initialization status
58 from VAR_LOCATION note; add initialization status to loc descriptor
60 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
61 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
62 status is uninitialized, add "[uninint]" to output.
63 * common.opt (fvar-tracking-uninit): New option, similar to
64 fvar-tracking, to turn on tracking of uninitialized variables; creates
65 a new global flag, flag_var_tracking_uninit.
66 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
67 (enum var_init_status): New type, for var initialization status field.
68 * var-tracking.c (struct location_chain_def): Two new fields, init,
69 for initialization status, and set_src for the assignment value expr.
70 (unshare_variable): New parameter for initialization status;
71 initialize new init and set_src fields.
72 (var_reg_set): New parameters for initialization status and value;
73 pass them to set_variable_part.
74 (var_mem_set): Likewise.
75 (get_init_value): New function.
76 (var_reg_delete_and_set): New initialization status & value
77 parameters; add call to get_init_value if status is unknown; pass new
78 parameters to clobber_variable_part and var_reg_set.
79 (var_mem_delete_and_set): Likewise.
80 (var_reg_delete): Pass null set_src value to clobber_variable_part.
81 (var_mem_delete): Likewise.
82 (variable_union): Pass status to unshare_variable; initialize new init
83 and set_src fields. If flag_var_tracking_uninit is not set, force
84 status to initialized.
85 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
86 used later to get the set_src value.
87 (find_src_status): New function.
88 (find_src_set_src): New function.
89 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
90 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
91 MO_SET, get set_src value and pass it to var_reg_delete_and_set
92 and var_mem_delete_and_set.
93 (dump_variable): Print out "[uninit]" if appropriate.
94 (set_variable_part): Add new initialization and set_src parameters;
95 pass status to unshare_variable; set node->init and node- >set_src
96 fields and modify slot in hash table appropriately; save the init and
97 set_src values if appropriate and assign to the new node.
98 (clobber_variable_part): New set_src parameter; if two nodes have
99 same variable and same location but different set_src (assignment)
100 values, clobber old node.
101 (delete_variable_part): Pass init status to unshare_variable.
102 (emit_note_insn_var_location): Add initialized var; assign var's init
103 status to new 'initialized'; pass new init status field to calls to
104 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
105 status to initialized.
106 (emit_notes_in_bb): Pass initialization status to calls to
107 var_reg_set, var_mem_set, var_reg_delete_and_set and
108 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
109 var_reg_delete_and_set and var_mem_delete_and_set; call
110 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
111 make up for change in add_stores.
112 (vt_add_function_parameters): Add status to calls to
114 * config/darwin.c (darwin_override_options): Turn on uninitialized
115 tracking automatically, if var_tracking is on and the system is
118 2007-07-13 Sa Liu <saliu@de.ibm.com>
120 * config.gcc: Add options for arch and tune on SPU.
121 * config/spu/predicates.md: Add constant operands 0 and 1.
122 * config/spu/spu-builtins.def: Add builtins for double precision
123 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
124 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
126 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
128 * config/spu/spu-protos.h: Add new function prototypes.
129 * config/spu/spu.c (spu_override_options): Check options -march and
131 (spu_comp_icode): Add comparison code for DFmode and vector mode.
132 (spu_emit_branch_or_set): Use the new code for DFmode and vector
134 (spu_const_from_int): New. Create a vector constant from 4 ints.
135 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
136 (spu_emit_vector_compare): New. Emit vector compare.
137 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
138 * config/spu/spu.h: Add options -march and -mtune. Define processor
139 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
140 CANONICALIZE_COMPARISON.
141 * config/spu/spu.md: Add new insns for double precision compare
142 and double precision vector compare. Add vcond and smax/smin patterns
143 to enable DFmode vector conditional expression.
144 * config/spu/spu.opt: Add options -march and -mtune.
145 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
146 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
147 both CELL and CELLEDP targets: spu_testsv.
148 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
151 2007-07-13 Richard Guenther <rguenther@suse.de>
153 PR tree-optimization/32721
154 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
155 TREE_THIS_VOLATILE on the folded reference.
156 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
157 if the array reference has TREE_THIS_VOLATILE set.
159 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
162 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
164 2007-07-13 Andreas Schwab <schwab@suse.de>
166 * gengtype-lex.l: Allow declarations to be indented.
168 2007-07-12 Geoffrey Keating <geoffk@apple.com>
170 * ginclude/tgmath.h: New.
171 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
172 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
173 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
174 * configure: Regenerate.
176 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
178 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
179 correct index when setting register save state for xd
182 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
184 * config/sh/sh.c (mark_use): Remove.
186 2007-07-12 Paul Brook <paul@codesourcery.com>
188 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
189 reg does not overlap return value.
191 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
193 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
194 (set_expression_vuses): Ditto.
195 (init_pre): Initialize expression_vuses.
197 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
199 * config/i386/sse.md (storentdf, storentsf): New.
201 2007-07-12 Geoffrey Keating <geoffk@apple.com>
203 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
205 * tree.c (build_decl_stat): Move code from here...
206 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
207 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
208 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
209 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
210 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
213 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
214 Devang Patel <dpatel@apple.com>
216 PR tree-optimization/25413
217 * targhooks.c (default_builtin_vector_alignment_reachable): New.
218 * targhooks.h (default_builtin_vector_alignment_reachable): New.
219 * tree.h (contains_packed_reference): New.
220 * expr.c (contains_packed_reference): New.
221 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
222 (vect_enhance_data_refs_alignment): Call
223 vector_alignment_reachable_p.
224 * target.h (vector_alignment_reachable): New builtin.
225 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
226 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
227 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
229 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
231 * target.h (builtin_vectorization_cost): Add new target builtin.
232 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
233 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
234 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
235 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
236 uninitialized variables.
237 * tree-vect-transform.c (cost_for_stmt): New function.
238 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
239 using cost 1 for all scalar stmts. Be less conservative when
240 estimating the number of prologue/epulogue iterations. Call
241 targetm.vectorize.builtin_vectorization_cost. Return
242 min_profitable_iters-1.
243 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
244 initialization cost instead of TARG_VEC_STMT_COST. Use
245 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
246 epilogue code. Fix epilogue cost computation.
247 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
248 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
249 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
250 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
251 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
252 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
254 2007-07-12 Richard Guenther <rguenther@suse.de>
256 * gimplify.c (gimplify_conversion): Make sure that the result
257 from maybe_fold_offset_to_reference is trivially convertible
258 to the desired type before doing the simplification.
259 (gimplify_expr): Likewise.
260 * fold-const.c (fold_binary): Use the correct types for
261 building the simplified expression.
263 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
265 PR rtl-optimization/32729
266 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
267 that fallthru to exit.
269 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
271 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
272 (symDTPOFF2reg): Likewise.
274 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
276 PR tree-optimization/32663
278 * tree.h (VALUE_HANDLE_VUSES): Remove.
279 (struct tree_value_handle): Remove vuses.
281 * tree-vn.c (create_value_handle_for_expr): Don't set
284 * tree-ssa-pre.c (expression_vuses): New.
285 (alloc_expression_id): Set up expression_vuses.
286 (get_expression_vuses): New.
287 (set_expression_vuses): Ditto.
288 (clear_expression_ids): Modify for expression_vuses.
289 (phi_translate_1): Ditto.
290 (phi_translate_set): Ditto.
291 (value_dies_in_block_x): Ditto
292 (valid_in_sets): Ditto.
293 (add_to_sets): Ditto.
294 (find_existing_value_expr): Ditto.
295 (create_value_handle_for_expr): Ditto.
296 (make_values_for_stmt): Ditto.
297 (vuse_equiv): Remove.
299 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
301 * Makefile.in (mostlyclean): Remove object files.
303 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
305 * toplev.c (no_new_pseudos): Deleted.
306 * rtl.h (no_new_pseudos): Deleted.
307 * tree-pass.h (pass_no_new_pseudos): Deleted.
308 * passes.c (pass_no_new_pseudos): Deleted.
309 * final.c (rest_of_clean_state): Removed no_new_pseudos.
310 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
311 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
313 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
314 * rtlhooks.c (gen_lowpart_general): Ditto.
315 * optabs.c (prepare_operand): Ditto.
316 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
318 * modulo-sched.c (rest_of_handle_sms): Ditto.
319 * see.c (rest_of_handle_see): Ditto.
320 * ifcvt.c (if_convert): Ditto.
321 (gate_handle_if_after_combine): Replaced no_new_pseudos with
323 * init-regs.c (gate_initialize_regs): Deleted set of
325 * lower-subreg.c (decompose_multiword_subregs): Ditto.
326 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
327 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
329 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
332 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
333 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
334 (*vec_extractv2di_1_rex64): New insn pattern.
336 2007-07-11 David Daney <ddaney@avtrex.com>
338 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
339 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
340 for SIGNAL_UNWIND_RETURN_COLUMN.
341 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
342 (DWARF_FRAME_REGNUM): Rewrite.
343 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
345 2007-07-11 Nick Clifton <nickc@redhat.com>
347 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
348 delta and use gen_int_mode in place of GET_INT instead.
350 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
352 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
355 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
357 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
358 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
360 * params.h (VERIFY_CANONICAL_TYPES): Remove.
361 (USE_CANONICAL_TYPES): New.
362 * doc/invoke.texi (verify-canonical-types): Remove.
363 (use-canonical-types): Add.
365 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
367 * config/spu/spu.c (spu_optimization_options): Remove setting of
368 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
369 (spu_override_options): Move it here.
371 2007-07-11 Richard Sandiford <richard@codesourcery.com>
373 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
374 * config/mips/mips.c (mips_cpu_info_table): Mention
375 MIPS_ISA_LEVEL_SPEC in the comment.
377 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
379 PR tree-optimization/32713
380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
382 2007-07-11 Paolo Carlini <pcarlini@suse.de>
385 * c-opts.c (c_common_post_options): Do not change flag_complex_method
386 conditional to flag_isoc99.
387 (c_common_init_options): Do it here, unconditionally.
389 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
391 PR tree-optimization/32589
392 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
393 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
394 * tree-ssa-propagate.c (valid_gimple_expression_p): New
395 predicate, extracted from...
396 (set_rhs): ...here. Call it for the expression on entry.
397 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
398 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
399 (simplify_binary_expression): Use valid_gimple_expression_p
400 to validate the simplification.
401 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
403 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
405 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
406 DWARF2_DEBUG on 32 bit target too.
407 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
409 2007-07-11 Nick Clifton <nickc@redhat.com>
411 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
412 version for 64-bit hosts.
414 2007-07-10 David Daney <ddaney@avtrex.com>
416 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
418 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
420 * config/mips/mips.c (mips_expand_synci_loop): New function.
421 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
422 (UNSPEC_RDHWR): Same.
423 (UNSPEC_SYNCI): Same.
425 (clear_cache): New expand.
429 (clear_hazard): Same.
430 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
432 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
433 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
435 2007-07-10 Ian Lance Taylor <iant@google.com>
437 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
440 2007-07-10 David Daney <ddaney@avtrex.com>
442 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
443 * builtins.c (expand_builtin___clear_cache): New function.
444 (expand_builtin): Call expand_builtin___clear_cache for
445 BUILT_IN_CLEAR_CACHE case.
446 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
447 * doc/md.texi (clear_cache): Document new instruction pattern.
448 * testsuite/gcc.dg/builtins-64.c: New test.
450 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
452 * config/cris/cris.md ("movsi"): Fix typo in last change.
454 2007-07-09 Geoffrey Keating <geoffk@apple.com>
457 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
459 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
460 * varasm.c (assemble_start_function): Honor DECL_ALIGN
461 for FUNCTION_DECLs. Don't use align_functions_log if
463 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
464 even for FUNCTION_DECLs.
465 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
467 * tree.h (DECL_ALIGN): Update for new location of 'align'.
468 (DECL_FUNCTION_CODE): Update for new location and name of
470 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
471 (struct tree_decl_common): Move 'align' and 'off_align' out
472 of union, ensure they're still on a 32-bit boundary. Remove
473 other fields in union 'u1'.
474 (struct tree_function_decl): Add field 'function_code' replacing
475 'u1.f' in tree_decl_common.
476 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
477 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
478 (Variable Attributes): Cross-reference 'aligned' attribute
479 to Function Attributes.
480 * flags.h (force_align_functions_log): Delete.
481 * toplev.c (force_align_functions_log): Delete.
483 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
487 (*vec_concatv2di_rex): New insn pattern.
489 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
492 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
494 2007-07-10 Ian Lance Taylor <iant@google.com>
496 Replace no_new_pseudos in backends.
497 * rtl.h (can_create_pseudo_p): Define.
498 * config/darwin.c (machopic_indirect_data_reference): Use
499 can_create_pseudo_p () instead of no_new_pseudos.
500 (machopic_indirect_data_reference): Likewise.
501 (machopic_legitimize_pic_address): Likewise.
502 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
503 (alpha_emit_set_const_1): Likewise.
504 (alpha_emit_set_const): Likewise.
505 (alpha_emit_conditional_move): Likewise.
506 (alpha_split_conditional_move): Likewise.
507 * config/alpha/alpha.md (various splitters): Likewise.
509 * config/arm/arm.c (legitimize_pic_address): Likewise.
510 (arm_load_pic_register): Likewise.
511 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
512 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
513 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
514 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
515 * config/cris/cris.md (movsi): Likewise.
516 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
517 (symGOTOFF2reg_hilo): Likewise.
518 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
519 * config/h8300/h8300.md (insv, extzv): Likewise.
520 * config/i386/i386.c (ix86_expand_move): Likewise.
521 (ix86_expand_vector_move): Likewise.
522 (ix86_prepare_fp_compare_args): Likewise.
523 (ix86_expand_carry_flag_compare): Likewise.
524 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
525 (tls_dynamic_gnu2_combine_32): Likewise.
526 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
527 * config/ia64/ia64.c (ia64_expand_move): Likewise.
528 (ia64_expand_movxf_movrf): Likewise.
529 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
530 (m32c_split_move): Likewise.
531 (m32c_expand_insv): Likewise.
532 * config/m68k/m68k.md (movsi): Likewise.
533 * config/mips/mips.c (mips_force_temporary): Likewise.
534 (mips_split_symbol): Likewise.
535 (mips_move_integer): Likewise.
536 (mips_legitimize_const_move): Likewise.
537 * config/mn10300/mn10300.md (movsi): Likewise.
538 * config/pa/pa.c (emit_move_sequence): Likewise.
539 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
540 (rs6000_got_register): Likewise.
541 (create_TOC_reference): Likewise.
542 (rs6000_machopic_legitimize_pic_address): Likewise.
543 * config/rs6000/rs6000.md (add<mode>3): Likewise.
544 (various splitters): Likewise.
545 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
546 (movsi_got): Likewise.
547 * config/s390/s390.c (emit_symbolic_move): Likewise.
548 * config/s390/s390.md (movhi, movqi): Likewise.
549 (load_multiple, store_multiple): Likewise.
550 * config/score/score.c (score_force_temporary): Likewise.
551 * config/sh/sh.c (prepare_move_operands): Likewise.
552 (prepare_cbranch_operands): Likewise.
553 (emit_fpu_switch): Likewise.
554 (fpscr_set_from_mem): Likewise.
555 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
556 (adddi3, subsi3): Likewise.
557 (various splitters): Likewise.
558 (divsi_inv_fp_combine): Likewise.
559 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
560 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
562 * config/sh/predicates.md (xor_operand): Likewise.
563 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
564 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
565 (movdi_pic_label_ref): Likewise.
566 * config/spu/spu.c (spu_split_immediate): Likewise.
567 * config/alpha/alpha.md (various splitters): Remove test
568 !no_new_pseudos || reload_completed.
569 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
571 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
572 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
573 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
574 * config/score/score.c (th_output_mi_thunk): Likewise.
575 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
576 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
578 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
580 PR rtl-optimization/32664
581 * mode-switching.c (create_pre_exit): Skip barrier insns.
583 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
585 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
586 force_gimple_operand_bsi.
587 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
588 rewrite_use_compare): Ditto.
589 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
591 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
592 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
593 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
594 * tree-profile.c (prepare_instrumented_value,
595 tree_gen_interval_profiler, tree_gen_pow2_profiler,
596 tree_gen_one_value_profiler, tree_gen_ic_profiler,
597 tree_gen_ic_func_profiler, tree_gen_average_profiler,
598 tree_gen_ior_profiler): Ditto.
599 * tree-ssa-reassoc.c (negate_value): Ditto.
600 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
601 Use force_gimple_operand_bsi.
602 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
603 * tree-if-conv.c (add_to_dst_predicate_list,
604 find_phi_replacement_condition): Ditto.
605 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
606 Call mark_symbols_for_renaming for new statements.
607 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
609 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
611 * cfghooks.c (remove_edge): New function.
612 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
614 * cfghooks.h (remove_edge): Declare.
615 * cfg.c (remove_edge): Renamed to remove_edge_raw.
616 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
618 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
620 * optabs.h: Added declaration for signbit_optab.
621 * optabs.c: (init_optabs): Added initialization for signbit_optab.
622 * genoptinit.c (optabs): Added entry for signbit insns.
623 * builtins.c (expand_builtin_signbit): Added code to use a signbit
625 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
626 * config/s390/s390.md (signbit<mode>2): New expander.
628 2007-07-09 Richard Guenther <rguenther@suse.de>
631 * fold-const.c (fold_plusminus_mult_expr): Move constant
632 arguments second to allow decomposing.
634 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
637 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
639 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
640 Disregard DECL_FROM_INLINE.
642 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
645 * doc/invoke.texi: Add ftree-reassoc flag.
646 * common.opt (ftree-reassoc): New flag.
647 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
648 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
650 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
652 PR tree-optimization/32681
653 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
654 saved in second_edge->aux when first_bb is a loop header.
656 2007-07-09 Jan HUbicka <jh@suse.cz>
658 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
660 2007-07-09 Richard Guenther <rguenther@suse.de>
662 * c-decl.c (start_function): Do not promote return type.
664 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
666 * function.c (do_warn_unused_parameter): Do not warn if
667 TREE_NO_WARNING is set.
669 2007-07-08 Andreas Schwab <schwab@suse.de>
671 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
673 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
676 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
678 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
679 apply to assembly language, too.
680 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
682 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
684 Revert (note the sccvn portions are *not* reverted)
685 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
687 Fix PR tree-optimization/23488
689 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
691 * tree-flow-inline.h (get_value_handle): Ditto.
692 * tree-ssa-pre.c (decl_vh_map): New.
693 (decl_node_pool): New.
694 (can_value_number_operation): Support DECL_P.
695 (can_PRE_operation): Ditto.
696 (create_expression_by_pieces): Ditto.
697 (find_existing_value_expr): Modify to differnetiate between
698 addressing and top level.
699 (create_value_handle_for_expr): Handle DECL's.
700 (poolify_tree): Ditto.
701 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
702 (make_values_for_stmt): Handle DECL's properly.
703 (init_pre): Reorg to not init useless things during FRE.
705 * tree-flow.h: Include pointer-set.h.
706 (decl_vh_map): Declare.
707 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
709 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
711 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
712 the constraint description.
713 * doc/md.texi: Update documentation of AVR constraints.
715 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
717 * auto-inc-dec.c, config/arm/arm.c,
718 config/m32r/constraints.md, config/mips/mips.md,
719 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
720 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
721 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
722 typos. Follow spelling conventions.
723 * doc/invoke.texi, doc/rtl.texi: Fix typos.
725 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
726 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
728 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
729 realloc_vuse): Remove.
730 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
733 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
735 Fix PR tree-optimization/23488
737 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
738 (try_to_simplify): Ditto.
740 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
742 * tree-flow-inline.h (get_value_handle): Ditto.
743 * tree-ssa-pre.c (decl_vh_map): New.
744 (decl_node_pool): New.
745 (can_value_number_operation): Support DECL_P.
746 (can_PRE_operation): Ditto.
747 (create_expression_by_pieces): Ditto.
748 (find_existing_value_expr): Modify to differnetiate between
749 addressing and top level.
750 (create_value_handle_for_expr): Handle DECL's.
751 (poolify_tree): Ditto.
752 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
753 (make_values_for_stmt): Handle DECL's properly.
754 (init_pre): Reorg to not init useless things during FRE.
756 * tree-flow.h: Include pointer-set.h.
757 (decl_vh_map): Declare.
758 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
760 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
762 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
763 apply to assembly language, too.
764 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
766 2007-07-06 Ian Lance Taylor <iant@google.com>
767 Zack Weinberg <zackw@panix.com>
770 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
772 2007-07-06 Richard Sandiford <richard@codesourcery.com>
774 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
775 (prefetch): Likewise if "pref" would be used.
777 2007-07-06 Josh Conner <jconner@apple.com>
781 * calls.c (store_one_arg): Handle arguments which are partially
782 on the stack when detecting argument overlap.
784 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
786 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
787 chosen during find_reloads.
789 2007-07-06 Richard Guenther <rguenther@suse.de>
791 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
792 TYPE_ARG_TYPES for verification of argument types. Use
793 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
794 parameters as variable arguments.
796 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
798 * libgcc2.h (word_type): Type definition removed.
799 (cmp_return_type, shift_count_type): Type definitions added.
800 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
801 replaced with shift_count_type.
802 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
804 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
805 changed from word_type to Wtype.
806 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
807 replaced with shift_count_type.
808 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
810 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
811 and libgcc_shift_count attribute added.
812 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
813 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
814 (TARGET_INITIALIZER): New target hooks added.
815 * targhooks.c (default_libgcc_cmp_return_mode,
816 default_libgcc_shift_count_mode): Default implementations for the new
818 * targhooks.h (default_libgcc_cmp_return_mode,
819 default_libgcc_shift_count_mode): Function prototypes added.
820 * target.h (struct gcc_target): Fields for the new target hooks added.
821 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
823 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
826 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
827 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
829 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
830 s390_libgcc_shift_count_mode): Functions added.
831 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
832 Target hooks defined.
834 2007-07-06 Richard Sandiford <richard@codesourcery.com>
836 * config/mips/mips.c (compute_frame_size): Restore the original
837 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
838 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
839 Document why the difference is needed.
841 2007-07-06 Richard Guenther <rguenther@suse.de>
843 * c-common.c (boolean_increment): Use correctly typed
846 2007-07-06 Richard Sandiford <richard@codesourcery.com>
848 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
849 the topmost argument register is not also included in the save mask.
850 (mips16e_collect_argument_save_p): Take a pointer to the argument
851 register, rather than a pointer to the number of arguments.
852 (mips16e_collect_argument_saves): Only include argument saves
853 that aren't in the register mask.
855 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
857 PR rtl-optimization/32450
858 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
859 to ensure that instructions are not moved into the prologue when
860 profiling is on. Remove unused prologue_end variable.
861 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
862 as a scheduling barrier.
864 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
867 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
868 Disregard DECL_FROM_INLINE.
870 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
872 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
873 IORing with a constant.
875 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
877 PR rtl-optimization/32475
878 * df-scan.c (df_def_record_1): Add a use of the stack pointer
879 for every definition of the stack pointer.
881 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
883 * arm.c (vfp3_const_double_index): Copy signed results of
884 REAL_VALUE_TO_INT into unsigned vars.
886 2007-07-05 Richard Guenther <rguenther@suse.de>
889 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
891 * tree-ssa.c (useless_type_conversion_p): Check canonical
894 2007-07-05 Anatoly Sokolov <aesok@post.ru>
896 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
897 zero_extendhisi2): Change to define_insn_and_split.
898 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
900 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
902 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
903 pass_match_asm_constraints): New.
904 * passes.c (init_optimization_passes): Add new pass.
905 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
906 * function.h (struct function): Add has_asm_statement bit.
907 (current_function_has_asm_statement): New.
908 * tree-pass.h (pass_match_asm_constraints): New.
910 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
912 * config/mips/mips.c (mips_file_start): Avoid declaration
915 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
917 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
919 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
921 * rtl.def (NOTE): Change print format string to print
922 operand 5 as a note insn name.
924 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
925 David Ung <davidu@mips.com>
927 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
928 * doc/invoke.texi: (MIPS Options): Document them.
930 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
931 David Ung <davidu@mips.com>
933 Add support for SmartMIPS ASE.
935 * optabs.c (expand_binop_directly): New, broken out from...
936 (expand_binop): Here. Make it try rotating in the other
937 direction even when the second operand isn't constant.
938 * config/mips/mips.md (*lwxs): New.
939 * config/mips/mips.opt (msmartmips): New.
940 * config/mips/mips.c (mips_lwxs_address_p): New.
941 (mips_rtx_costs): Make it recognize scaled indexed addressing.
942 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
943 __mips_smartmips when compiling for TARGET_SMARTMIPS.
944 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
946 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
947 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
948 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
949 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
950 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
951 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
952 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
954 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
956 * tree-vectorizer.c (new_loop_vec_info): Initialize
957 LOOP_VINFO_COST_MODEL_MIN_ITERS.
958 * tree-vectorizer.h (_loop_vec_info): Added new filed
959 min_profitable_iters.
960 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
961 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
962 * tree-vect-analyze.c (vect_analyze_operations): Set
963 LOOP_VINFO_COST_MODEL_MIN_ITERS.
964 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
965 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
966 Fix calculation of peel_iters_prologue. Move consideration of epilogue
967 and prologue cost to after they are computed.
968 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
970 (vect_model_simple_cost): Takes additional argument dt. Consider cost
971 of creating vectors from scalars according to dt.
972 (vect_model_store_cost): Likewise.
973 (vectorizable_call): Use dt array instead of scalar dt. Call
974 vect_model_simple_cost with additional argument dt.
975 (vectorizable_assignment): Likewise.
976 (vectorizable_operation): Likewise.
977 (vectorizable_type_demotion): Likewise.
978 (vectorizable_type_promotion): Likewise.
979 (vectorizable_store): Use dt array instead of scalar dt. Call
980 vect_model_store_cost with additional argument dt.
981 (vect_do_peeling_for_loop_bound): Don't call
982 vect_estimate_min_profitable_iters. Instead, lookup
983 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
984 "may not be profitable".
986 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
989 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
990 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
991 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
992 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
994 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
996 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
997 addressing modes cheaper.
999 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
1001 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
1002 (dw_ranges_struct): Rename block_num to num. Adjust.
1003 (dw_ranges_by_label_struct): New.
1004 (ranges_by_label, ranges_by_label_allocated,
1005 ranges_by_label_in_use): New variables.
1006 (add_ranges_num): Factored most of the code out of...
1007 (add_ranges): ... this one. Rewrite in terms of the former.
1008 (add_ranges_by_labels): New.
1009 (output_ranges): Output by-label ranges.
1010 (dwarf2out_finish): Output range for multiple-section
1011 compile_unit. Output standard DW_AT_low_pc in addition to
1012 unexpected DW_AT_entry_pc.
1014 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
1016 PR tree-optimization/32604
1017 PR tree-optimization/32606
1019 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
1020 (compute_antic_safe): Removed.
1021 (ANTIC_SAFE_LOADS): Ditto.
1022 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
1023 (execute_pre): Don't call compute_antic_safe.
1024 (vuse_equiv): New function.
1025 (make_values_for_stmt): Use it
1026 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
1029 2007-07-04 Anatoly Sokolov <aesok@post.ru>
1032 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
1034 (avr_attribute_table): Make "naked" attribute apply to function types
1035 rather than to decls.
1036 (avr_handle_fntype_attribute): New function.
1038 2007-07-04 Joseph Myers <joseph@codesourcery.com>
1040 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
1043 2007-07-04 David Ung <davidu@mips.com>
1044 Joseph Myers <joseph@codesourcery.com>
1046 * config/mips/mips.md (type): Add logical, signext and move.
1047 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
1048 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
1049 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
1050 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
1051 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
1052 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
1053 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
1054 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
1055 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
1056 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
1057 movv2sf_hardfloat_64bit): Use the new types.
1058 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
1059 *movdf_softfloat, *movdf_mips16): Use "multi".
1060 (extendqihi2): Replace with a define_expand.
1061 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
1062 Based on extend<SHORT:mode><GPR:mode>2 patterns.
1063 * config/mips/74k.md (r74k_int_logical): New reservation and
1065 (r74k_int_arith): Remove "slt".
1066 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
1067 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
1068 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
1069 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
1070 reservations for "arith".
1072 2007-07-04 Richard Guenther <rguenther@suse.de>
1074 * tree-ssa.c (useless_type_conversion_p): Add handling for
1075 scalar float and vector types. Only call the types_compatible_p
1076 langhook for aggregate types as last resort. Follow the
1079 2007-07-04 Richard Guenther <rguenther@suse.de>
1081 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
1082 the same as NOP_EXPR.
1084 2007-07-04 Nick Clifton <nickc@redhat.com>
1086 * target.h (struct gcc_target): Add target_help field.
1087 * target-def.h (TARGET_HELP): New.
1088 (TARGET_INITIALIZER): Use TARGET_HELP.
1089 * opts.c (command_handle_option): Invoke target_help function, if
1090 defined, when the user has specified --target-help on the command
1092 * doc/invoke.texi: Mention that --target-help might print
1093 additional information.
1094 * doc/tm.texi: Document TARGET_HELP hook.
1096 * arm.c (TARGET_HELP): Override default definition.
1097 (arm_target_help): New - display a wrapped list of cores and
1098 architectures supported.
1100 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
1102 * config/gcc/v850/v850.c (expand_prologue): Make sure
1103 GEN_INT() argument is sign extended rather than zero extended.
1104 (expand_epilogue): Likewise.
1105 (output_move_double): Delete.
1106 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
1107 * config/gcc/v850/v850.md (movdi): Delete.
1108 (*movdi_internal): Delete.
1110 (*movdf_internal): Delete.
1112 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1114 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
1115 unless compiling RTP PIC.
1117 2007-07-04 Richard Guenther <rguenther@suse.de>
1119 PR tree-optimization/32482
1120 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
1121 original ssa name if we didn't find a shift expression.
1122 Fix shift constant for bit zero test.
1124 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1126 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
1128 2007-07-04 Richard Sandiford <richard@codesourcery.com>
1130 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
1131 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
1132 * config/arm/vxworks.h (ASM_SPEC): Delete.
1133 (SUBTARGET_EXTRA_ASM_SPEC): Define.
1135 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1137 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
1138 (DDR_REVERSED_P): New.
1139 * tree-data-ref.c (initialize_data_dependence_relation,
1140 build_classic_dist_vector): Set DDR_REVERSED_P.
1142 2007-07-04 Sebastian Pop <sebpop@gmail.com>
1145 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
1146 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
1147 init_omega_for_ddr_1): Use non conservative number of iterations
1149 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
1150 (analyze_siv_subscript): Remove FIXME and reinitialization of
1151 last_conflicts to chrec_dont_know.
1152 * testsuite/gfortran.dg/vect/pr32457.f90: New.
1154 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1156 * tree.c (maybe_canonicalize_argtypes): Improve description.
1158 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
1160 * tree.c (maybe_canonicalize_argtypes): New.
1161 (build_function_type): Set canonical type.
1162 (build_method_type_directly): Ditto.
1163 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
1166 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1168 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
1170 (rewrite_use_nonlinear_expr): Likewise.
1172 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
1174 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
1176 2007-07-04 Ben Elliston <bje@au.ibm.com>
1178 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
1181 * c-objc-common.c (c_types_compatible_p): Fix indentation.
1183 * doc/tm.texi (Run-time Target): Capitalise "CPU".
1184 (Exception Handling): Likewise.
1186 2007-07-03 Jan Hubicka <jh@suse.cz>
1188 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
1190 2007-07-03 Eric Christopher <echristo@apple.com>
1192 * doc/cppopts.texi: Add conflicting option note to -dM.
1193 * doc/invoke.texi: Add note about possible conflicts with
1194 -E for -dCHARS and note that -dM will not produce
1195 any results if there is no machine dependent reorg.
1197 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1199 * tree.h (DECL_ALIGN): Back out previous change.
1201 2007-07-03 Joseph Myers <joseph@codesourcery.com>
1203 * configure.ac: Test for .dtprelword support on MIPS.
1204 * configure, config.in: Regenerate.
1205 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
1206 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
1208 2007-07-03 Julian Brown <julian@codesourcery.com>
1210 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
1211 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
1212 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
1213 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
1215 (all_fpus): Add FPUTYPE_VFP3.
1216 (fp_model_for_fpu): Add VFPv3 field.
1217 (arm_rtx_costs_1): Give cost to VFPv3 constants.
1218 (vfp3_const_double_index): New function. Return integer index of
1219 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
1221 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
1222 and argument represents a valid RTX for a VFPv3 constant.
1223 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
1225 (vfp_emit_fstmd): Similar, for fstmd.
1226 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
1227 constants, represented as integer indices.
1228 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
1229 VFP_REGNO_OK_FOR_DOUBLE macros.
1230 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
1231 (arm_file_start): Set float-abi attribute for VFPv3, and output
1232 correct ".fpu" assembler directive.
1233 (arm_dbx_register_numbering): Add FIXME.
1234 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
1235 (fputype): Add FPUTYPE_VFP3.
1236 (FIXED_REGISTERS): Add 32 registers for D16-D31.
1237 (CALL_USED_REGISTERS): Likewise.
1238 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
1239 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
1240 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
1241 (D7_VFP_REGNUM): New.
1242 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
1243 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
1244 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
1245 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
1246 (REG_ALLOC_ORDER): Adjust for VFPv3.
1247 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
1248 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
1249 VFP_LO_REGS, VFP_HI_REGS.
1250 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
1251 (IS_VFP_CLASS): Define macro.
1252 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
1254 (REGISTER_MOVE_COST): Likewise.
1255 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
1256 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
1257 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
1258 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
1259 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
1260 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
1261 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
1262 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
1263 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
1264 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
1265 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
1266 where appropriate for single-word registers.
1267 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
1268 As above. Fix type attributes.
1269 * config/arm/constraints.md (register_contraint "t"): Define.
1270 (register_constraint "w"): Change to D0-D15, or D0-D31 for
1272 (register_constraint "x"): Define.
1273 (constraint "Dv"): Define.
1275 2007-07-03 Geoffrey Keating <geoffk@apple.com>
1277 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
1279 2007-07-03 Tom Tromey <tromey@redhat.com>
1281 * c-parser.c (objc_pq_context): Removed.
1282 (objc_need_raw_identifier): Likewise.
1283 (c_parser) <objc_pq_context>: New field.
1284 <objc_need_raw_identifier>: Likewise.
1285 (OBJC_NEED_RAW_IDENTIFIER): Removed.
1286 (c_lex_one_token): Update.
1287 (c_parser_objc_protocol_definition): Update.
1288 (c_parser_objc_method_definition): Update.
1289 (c_parser_objc_methodproto): Update.
1290 (c_parser_declspecs): Update.
1292 2007-07-03 David Ung <davidu@mips.com>
1294 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
1296 2007-07-03 David Ung <davidu@mips.com>
1297 Richard Sandiford <richard@codesourcery.com>
1299 * doc/invoke.texi: Document -march=74kf3_2.
1300 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
1301 (TUNE_74K): Check for it.
1302 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
1303 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
1304 * config/mips/mips.md (cpu): Add 74kf3_2.
1305 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
1306 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
1307 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
1308 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
1309 74kf3_2 to the CPU list.
1310 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
1311 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
1312 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
1313 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
1314 (r74kf3_2_fxfer_from_c1): New insn reservations.
1316 2007-07-03 Richard Sandiford <richard@codesourcery.com>
1317 David Ung <davidu@mips.com>
1319 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
1320 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
1321 and 74k[fx]. Document aliases for the new options.
1322 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
1323 (PROCESSOR_24KF2_1): ...this.
1324 (PROCESSOR_24KX): Rename to...
1325 (PROCESSOR_24KF1_1): ...this.
1326 (PROCESSOR_74KF): Rename to...
1327 (PROCESSOR_74KF2_1): ...this.
1328 (PROCESSOR_74KX): Rename to...
1329 (PROCESSOR_74KF1_1): ...this.
1330 (TUNE_74K): Update PROCESSOR_* names.
1331 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
1332 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
1333 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
1334 (mips_rtx_cost_data): Update processor names in comments.
1335 (mips_issue_rate): Update PROCESSOR_* names.
1336 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
1337 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
1338 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
1339 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
1340 Update cpu attribute names.
1341 (r24k_fpu_iss): Rename this reservation to...
1342 (r24kf2_1_fpu_iss): ...this and update all uses.
1343 (r24kx_fpu_iss): Rename this reservation to...
1344 (r24kf1_1_fpu_iss): ...this and update all uses.
1345 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
1346 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
1347 Update cpu attribute names.
1349 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
1351 * config/m32r/constraints.md: New file.
1352 * config/m32r/m32r.c: Include tm-constrs.h.
1353 (small_data_operand): Use satisfies_constraint_* instead of macro.
1354 (addr24_operand, gen_compare): Likewise.
1355 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
1356 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
1357 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1358 EXTRA_CONSTRAINT): Likewise.
1359 * config/m32r/m32r.md: Include constraints.md.
1360 (*movsi_insn): Use satisfies_constraint_* instead of macro.
1361 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
1362 * config/m32r/predicates.md (conditional_move_operand): Likewise.
1363 (two_insn_const_operand, int8_operand, uint16_operand,
1364 reg_or_int16_operand, reg_or_uint16_operand,
1365 reg_or_cmp_int16_operand, cmp_int16_operand,
1366 seth_add3_operand): Likewise.
1368 2007-07-03 Eric Christopher <echristo@gmail.com>
1370 * libgcc2.h: Conditionally declare __bswapsi2 and
1373 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
1375 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
1378 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1381 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
1382 (__gthrw_pragma): Provide default definition.
1384 * gthr-posix.c (__gthrw_pragma): Define.
1386 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
1388 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
1389 before declaring inequality.
1391 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
1393 * combine.c (recog_for_combine): Log the success or failure of
1394 matching new insn patterns against the machine description in
1397 2007-07-03 Revital Eres <eres@il.ibm.com>
1399 * ddg.c (print_sccs): New function.
1400 (check_sccs): New function.
1401 (create_ddg_all_sccs): Use it.
1402 * ddg.h (print_sccs): Declare.
1403 * modulo-sched.c (sms_order_nodes): Call print_sccs.
1405 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
1407 * targhooks.h (default_mode_for_suffix): New function declaration.
1408 * targhooks.c (default_mode_for_suffix): New default target hook.
1409 * target.h (struct c): New structure in the targetm struct.
1410 (mode_for_suffix): New target hook as part of struct c.
1411 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
1412 default_mode_for_suffix.
1413 (TARGET_C): New define.
1414 * c-lex.c: Include "target.h".
1415 (interpret_float): Use targetm.c.mode_for_suffix to determine
1416 the mode for a given non-standard suffix.
1417 Makefile.in (c-lex.o): Depend on $(TARGET_H).
1419 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
1420 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
1422 * doc/extend.texi (Floating Types): New node. Document __float80 and
1423 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
1425 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
1428 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
1429 predicate instead of target_operand.
1430 (divsi3_i1_media, divsi3_media_2): Likewise.
1432 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
1434 * tree.h (alias_sets_might_conflict_p): Rename into
1435 alias_sets_must_conflict_p.
1436 * alias.c (alias_sets_might_conflict_p): Likewise.
1437 (alias_sets_conflict_p): Use it.
1438 (objects_must_conflict_p): Likewise.
1439 * c-common.c (strict_aliasing_warning): Adjust.
1441 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1443 * rtlhooks.c (gen_lowpart_if_possible): Check for
1444 invalid subreg before calling gen_lowpart_SUBREG.
1446 2007-07-02 Geoffrey Keating <geoffk@apple.com>
1448 * config/darwin9.h: Add copyright notice.
1449 (LINK_COMMAND_SPEC): Add comment.
1450 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
1451 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
1452 DARWIN_LIBSYSTEM_HAS_UNWIND.
1454 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1457 * omp-low.c (check_combined_parallel): New function.
1458 (lower_omp_parallel): Call it via walk_stmts, set
1459 OMP_PARALLEL_COMBINED if appropriate.
1460 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
1461 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
1462 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
1463 don't consider it as combined parallel.
1465 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1467 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1468 (gcc_tooldir): Likewise.
1469 * configure: Regenerate.
1470 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1471 old configure.ac gcc_tooldir setting.
1472 (prefix_to_exec_prefix): New variable.
1473 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1474 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1476 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
1478 Fix PR tree-optimization/32583
1479 Fix PR tree-optimization/32584
1480 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
1481 (phi_translate_set): Use phi_translate directly now.
1482 (make_values_for_stmt): Don't value number RHS if we already know
1485 2007-07-02 Steve Ellcey <sje@cup.hp.com>
1486 Jim Wilson <wilson@specifix.com>
1489 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
1492 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
1493 Richard Sandiford <richard@codesourcery.com>
1494 Nigel Stephens <nigel@mips.com>
1496 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
1497 (mips16e_output_save_restore): Declare.
1498 (mips16e_save_restore_pattern_p): Likewise.
1499 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
1500 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
1501 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
1502 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
1503 (BITSET_P): New global macro, extracted from...
1504 (mips_for_each_saved_reg): ...here.
1505 (mips16e_save_restore_info): New struct.
1506 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
1507 (mips16e_save_restore_regs): New variable.
1508 (mips_split_plus, mips16e_find_first_register): New functions.
1509 (mips16e_mask_registers): New function.
1510 (compute_frame_size): Expand the commentary before the function.
1511 Enforce the MIPS16e save and restore register range restrictions.
1512 Pad the general register save area at the low end.
1513 (mips16e_save_restore_reg, mips16e_build_save_restore)
1514 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
1515 (mips16e_output_save_restore, mips16e_collect_propagate_value)
1516 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
1518 (mips_expand_prologue, mips_expand_epilogue): Handle
1519 GENERATE_MIPS16E_SAVE_RESTORE.
1520 * config/mips/mips.md (*mips16e_save_restore): New pattern.
1522 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
1524 PR tree-optimization/31966
1525 PR tree-optimization/32533
1526 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
1527 "basic_block" description as its third argument. Update function
1528 calls to get destination bb from "edge" argument. Save "cond" into
1529 aux field of the edge. Update prototype for changed arguments.
1530 (if_convertible_loop_p): Clear aux field of incoming edges if bb
1532 (find_phi_replacement_condition): Operate on incoming edges, not
1533 on predecessor blocks. If there is a condition saved in the
1534 incoming edge aux field, AND it with incoming bb predicate.
1535 Return source bb of the first edge.
1536 (clean_predicate_lists): Clean aux field of outgoing node edges.
1537 (tree_if_conversion): Do not initialize cond variable. Move
1538 variable declaration into the loop.
1539 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
1540 initializations of new_stmt, arg0 and arg1 variables.
1542 2007-07-02 Jakub Jelinek <jakub@redhat.com>
1544 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
1545 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
1547 2007-07-02 Richard Guenther <rguenther@suse.de>
1549 * tree-ssa.c (useless_type_conversion_p): Document
1550 future intent as defining the middle-end type system.
1551 Re-structure to call langhook last, group by type class,
1552 mark questionable parts.
1554 2007-07-02 Richard Guenther <rguenther@suse.de>
1556 * tree-flow.h (types_compatible_p): Declare.
1557 * tree-ssa.c (types_compatible_p): New function.
1558 * ipa-type-escape.c (discover_unique_type): Use
1559 types_compatible_p instead of lang_hooks.types_compatible_p.
1560 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
1561 * tree-vn.c (expressions_equal_p): Likewise.
1562 * tree.c (fields_compatible_p): Likewise.
1563 * tree-ssa-dom.c (avail_expr_eq): Likewise.
1564 (cprop_operand): Use useless_type_conversion_p instead of
1565 lang_hooks.types_compatible_p.
1566 * tree-inline.c (setup_one_parameter): Likewise.
1567 (declare_return_variable): Likewise.
1568 * tree-nrv.c (tree_nrv): Likewise.
1569 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
1570 (maybe_fold_offset_to_component_ref): Likewise.
1571 (maybe_fold_offset_to_reference): Likewise.
1572 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1573 (merge_alias_info): Likewise.
1574 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1575 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
1576 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
1577 * tree-tailcall.c (find_tail_calls): Likewise.
1578 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
1579 * gimplify.c (canonicalize_addr_expr): Likewise.
1580 (fold_indirect_ref_rhs): Likewise.
1581 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
1582 (cpt_same_type): Likewise.
1583 (check_pointer_types_r): Swap parameters to cpt_same_type
1585 * fold-const.c (fold_convert): Revert fix for PR15988.
1586 * tree-inline.c (setup_one_parameter): Instead fix it here by
1587 using fold_build1 instead of fold_convert and checking for
1588 error_mark_node. Convert only if the conversion is necessary.
1590 2007-07-02 Joseph Myers <joseph@codesourcery.com>
1592 * configure.ac: Check for .gnu_attribute on Power.
1593 * configure: Regenerate.
1594 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
1595 attribute for floating-point ABI.
1597 2007-07-02 Ira Rosen <irar@il.ibm.com>
1599 PR tree-optimization/32230
1600 PR tree-optimization/32477
1601 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
1602 address is a constant.
1604 2007-07-02 Richard Sandiford <richard@codesourcery.com>
1606 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
1607 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
1608 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
1609 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
1610 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
1611 64-bit targets. Add support for *-elfoabi*.
1612 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
1613 different settings if $(tm_defines) does not select the EABI.
1614 (MULTILIB_EXCLUSIONS): Define in those circumstances.
1615 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
1616 (MIPS_ARCH_OPTION_SPEC): Likewise.
1617 (MIPS_ISA_LEVEL_SPEC): Likewise.
1618 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
1619 * config/mips/elfoabi.h: New file.
1621 2007-07-02 Richard Guenther <rguenther@suse.de>
1623 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
1624 (useless_type_conversion_p): ... this.
1625 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
1626 (useless_type_conversion_p): ... this.
1627 * builtins.c (fold_builtin_memory_op): Rename
1628 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
1629 * tree-cfg.c (verify_expr): Likewise.
1630 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
1631 * tree-ssa-ccp.c (ccp_fold): Likewise.
1632 * tree-ssa-copy.c (may_propagate_copy): Likewise.
1633 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
1634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
1635 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
1636 * tree-ssa-pre.c (eliminate): Likewise.
1637 * tree-ssa.c (delete_tree_ssa): Likewise.
1638 (tree_ssa_useless_type_conversion): Likewise.
1639 * tree.c (build2_stat): Likewise.
1641 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1643 Fix PR tree-optimization/32571
1644 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
1647 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
1649 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
1650 and other expected operations explicitly, change default to
1653 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
1655 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
1657 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1658 (tls_load_dot_plus_eight): Move the label number into the unspec.
1659 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
1661 2007-07-01 Andreas Schwab <schwab@suse.de>
1663 * dwarf2out.c (initial_return_save): Define only if used.
1665 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1667 Unreverting Richard's Revert of:
1669 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1671 * dce.c (deletable_insn_p_1): New function, split out from...
1672 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1673 specially, not those inside PARALLELs. Remove BODY argument
1674 and adjust recursive call accordingly.
1675 (prescan_insns_for_dce): Update call to delete_insn_p.
1677 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1678 Revital Eres <eres@il.ibm.com>
1680 * ddg.c (create_ddg_all_sccs): Fix missed
1681 initialization of scc_nodes.
1683 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1686 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1687 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1689 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1691 * configure.ac: Check for .gnu_attribute on MIPS.
1692 * configure, config.in: Regenerate.
1693 * config/mips/mips.c (mips_file_start): If supported, output
1694 attribute for floating-point ABI.
1696 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1699 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1700 (ffs_cmove): New expander to expand using ctz pattern.
1701 (*ffs_cmove): Remove pattern.
1702 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1703 (ffsdi2): Expand using ctz pattern.
1704 (*ffs_rex64): Remove pattern.
1706 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1708 PR rtl-optimization/32296
1709 * pa.md (return): Delete pattern.
1710 (return_internal): Remove "(const_int 1)" from pattern.
1711 (epilogue): Use return_internal pattern for trivial returns.
1712 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1713 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1715 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1717 * tree-ssa-pre.c (is_exception_related): New function
1718 (can_value_number_operation): Use it.
1720 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1722 Fix PR tree-optimization/32540
1723 Fix PR tree-optimization/31651
1725 * tree-ssa-sccvn.c: New file.
1727 * tree-ssa-sccvn.h: Ditto.
1729 * tree-vn.c: Include tree-ssa-sccvn.h
1730 (val_expr_paid_d): Removed.
1731 (value_table): Ditto.
1732 (vn_compute): Ditto.
1733 (val_expr_pair_hash): Ditto.
1734 (val_expr_pair_expr_eq): Ditto.
1735 (copy_vuses_from_stmt): Ditto.
1738 (shared_vuses_from_stmt): Ditto.
1739 (print_creation_to_file): Moved up.
1740 (sort_vuses): Ditto.
1741 (sort_vuses_heap): Ditto.
1742 (set_value_handle): Make non-static.
1743 (make_value_handle): Ditto.
1744 (vn_add): Rewritten to use sccvn lookups.
1745 (vn_add_with_vuses): Ditto.
1746 (vn_lookup): Ditto (and second argument removed).
1747 (vn_lookup_with_vuses): Ditto.
1748 (vn_lookup_or_add): Ditto (and second argument removed);
1749 (vn_lookup_or_add_with_vuses): Ditto.
1750 (vn_lookup_with_stmt): New.
1751 (vn_lookup_or_add_with_stmt): Ditto.
1752 (create_value_handle_for_expr): Ditto.
1754 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1755 (seen_during_translate): New function.
1756 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1757 (phi_trans_add): Ditto.
1758 (constant_expr_p): FIELD_DECL is always constant.
1759 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1760 Use constant_expr_p.
1761 Avoid infinite recursion on mutually valued expressions.
1762 Change callers of vn_lookup_or_add.
1763 (phi_translate): New function.
1764 (compute_antic_safe): Allow phi nodes.
1765 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1766 (find_or_generate_expression): Rewrite slightly.
1767 (create_expression_by_pieces): Updated for vn_lookup_or_add
1769 Update VN_INFO for new names.
1770 (insert_into_preds_of_block): Update for new names.
1771 (add_to_exp_gen): New function.
1772 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1773 (find_existing_value_expr): Rewrite to changed vn_lookup.
1774 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1775 (try_look_through_load): Removed.
1776 (try_combine_conversion): Ditto.
1777 (get_sccvn_value): New function.
1778 (make_values_for_phi): Ditto.
1779 (make_values_for_stmt): Ditto.
1780 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1782 (init_pre): Update for SCCVN changes.
1784 (execute_pre): Ditto.
1786 * tree-flow.h (make_value_handle): Declare.
1787 (set_value_handle): Ditto.
1788 (sort_vuses_heap): Ditto.
1789 (vn_lookup_or_add_with_stmt): Ditto.
1790 (vn_lookup_with_stmt): Ditto.
1791 (vn_compute): Remove.
1794 (vn_lookup): Update arguments.
1796 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1798 (tree-ssa-sccvn.o): New.
1799 (OBJS-common): Add tree-ssa-sccvn.o
1801 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1804 * c-typeck.c (build_external_ref): Don't mark as used if called
1806 * calls.c (rtx_for_function_call): Likewise.
1808 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1812 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1814 * dce.c (deletable_insn_p_1): New function, split out from...
1815 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1816 specially, not those inside PARALLELs. Remove BODY argument
1817 and adjust recursive call accordingly.
1818 (prescan_insns_for_dce): Update call to delete_insn_p.
1820 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1822 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1823 (try_combine): Move potential calls to undo_all() so they happen
1824 before we commit to using the combined insns.
1826 2006-06-30 Jan Hubicka <jh@suse.cz>
1828 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1831 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1833 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1834 (cgraph_remove_unreachable_nodes): Likewise.
1835 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1836 * ipa-inline.c (update_caller_keys): Cast according to the coding
1838 (cgraph_decide_recursive_inlining): Likewise.
1839 (cgraph_decide_inlining_of_small_function): Likewise.
1840 (try_inline): Likewise.
1841 (cgraph_decide_inlining_incrementally): Likewise.
1842 * ipa-pure-const.c (get_function_state): Likewise.
1843 (scan_function): Likewise.
1844 (analyze_function): Likewise.
1845 (static_execute): Likewise.
1846 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1847 (merge_callee_local_info): Likewise.
1848 (analyze_function): Use type safe memory macros.
1849 (static_execute): Likewise. Cast according to the coding conventions.
1850 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1852 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1854 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1855 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1858 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1861 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1862 for complex modes (both int and real).
1864 2007-06-29 Jan Hubicka <jh@suse.cz>
1866 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1868 2007-06-29 Jan Hubicka <jh@suse.cz>
1871 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1874 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1877 * config/avr/avr.c: Include dataflow header file.
1878 (expand_prologue): Adjust for prologue insn change.
1879 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1882 2007-06-29 Richard Guenther <rguenther@suse.de>
1885 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1886 during type verification.
1888 2007-06-29 Jan Hubicka <jh@suse.cz>
1890 * recog.c (validate_change_rtx_1): Unshare TO argument.
1892 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1894 PR tree-optimization/24659
1895 * tree-vect-transform.c (vectorizable_call): Handle
1896 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1898 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1899 * config/i386/i386.c (enum ix86_builtins)
1900 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1901 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1903 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1904 const using def_builtin_const.
1905 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1906 input operands in the same modes as the result.
1907 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1909 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1911 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1912 (df_set_dead_notes_for_mw): Likewise.
1914 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1916 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1918 2007-06-28 DJ Delorie <dj@redhat.com>
1920 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1922 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1924 * doc/invoke.texi (C++ Dialect Options): Document
1925 fvisibility-ms-compat.
1926 * c.opt (fvisibility-ms-compat): New.
1928 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1931 * tree-affine.c (aff_combination_add_elt): Handle
1932 pointer addition specially.
1934 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1936 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1937 decl is non-external for AIX ABI.
1939 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1941 * config/rs6000/predicates.md (current_file_function_operand):
1942 Ensure the symbol is non-external for AIX ABI.
1944 2007-06-28 Nick Clifton <nickc@redhat.com>
1946 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1947 (fdce, fdse, fpredictive-commoning): Likewise.
1949 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1952 * gcc.c (process_command): Recognize the new -static-libgfortran
1955 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1958 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1959 Use a call clobbered hard reg instead of a pseudo reg.
1961 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1963 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1965 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1968 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1969 REG_LIBCALL and REG_RETVAL notes.
1970 (divsi3, mulsi3): Likewise.
1971 (mulhisi3): Likewise. Use emit_libcall_block.
1972 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1974 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1976 PR rtl-optimization/32481
1977 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1979 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1981 * dce.c (deletable_insn_p_1): New function, split out from...
1982 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1983 specially, not those inside PARALLELs. Remove BODY argument
1984 and adjust recursive call accordingly.
1985 (prescan_insns_for_dce): Update call to delete_insn_p.
1987 2007-06-27 Richard Guenther <rguenther@suse.de>
1990 * tree.h (fold_convertible_p): Declare.
1991 * fold-const.c (fold_convertible_p): New function.
1992 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1993 instead of lang_hooks.types_compatible_p.
1995 2007-06-26 Jan Hubicka <jh@suse.cz>
1997 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1998 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1999 early use validate_unshare_change.
2000 (reload_combine): Likewise.
2001 * recog.c (change_t): New field unshare.
2002 (validate_change_1): Rename from validate_change; add argument unshare.
2003 (validate_change): Turn into wrapper of validate_change_1; update
2004 prototype for bools.
2005 (validate_unshare_change): New.
2006 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
2007 calls of df_insn_rescan.
2008 * recog.h (validate_change): Replace ints by bools.
2009 (validate_unshare_change): Declare.
2011 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
2013 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
2015 2007-06-26 Steve Ellcey <sje@cup.hp.com>
2017 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
2019 2007-06-25 Jan Hubicka <jh@suse.cz>
2021 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
2023 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
2024 cgraph_decide_inlining_incrementally): Move uninlinability checks to
2025 places other call site specific checks are performed.
2027 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2030 * tree-vect-transform.c (vectorizable_operation): Convert
2031 POINTER_PLUS_EXPR over to PLUS_EXPR.
2033 2007-06-25 Chao-ying Fu <fu@mips.com>
2035 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
2036 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
2037 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2038 Document GET_MODE_IBIT, and GET_MODE_FBIT.
2040 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
2041 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2042 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
2043 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
2044 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
2045 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
2046 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
2047 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
2048 ALL_FIXED_POINT_MODE_P): New define.
2049 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2051 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
2053 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
2054 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2055 MODE_VECTOR_UACCUM): New mode classes.
2057 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
2058 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
2059 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
2062 * genmodes.c (struct mode_data): Add ibit and fbit fields.
2063 (blank_mode): Initialize ibit and fbit.
2064 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
2065 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2067 (new_adjust): Change required_class to required_class_from and
2068 required_class_to for testing within a range.
2069 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
2070 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2072 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
2073 (make_fixed_point_mode): New.
2074 (_ADD_ADJUST): Change C to C1 and C2.
2075 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
2076 use a range for machine classes.
2077 (ADJUST_IBIT, ADJUST_FBIT): New.
2078 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
2080 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2081 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2082 Emit adjustment for ibit and fbit.
2083 (emit_mode_ibit, emit_mode_fbit): New.
2084 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
2086 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
2088 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
2089 as the source of the set.
2091 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
2093 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
2094 FP_REGNO_P): Use IN_RANGE.
2095 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
2096 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
2097 (DATA_REG_P): Use DATA_REGNO_P.
2098 (FP_REG_P): Use FP_REGNO_P.
2099 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
2100 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
2101 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
2103 2007-06-24 Jan Hubicka <jh@suse.cz>
2106 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
2108 2007-06-24 Sebastian Pop <sebpop@gmail.com>
2111 * fold-const.c (fold_binary): Strip nops of operand 0
2112 of BIT_NOT_EXPR before calling operand_equal_p.
2113 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
2114 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
2116 2007-06-23 Mark Mitchell <mark@codesourcery.com>
2118 * doc/extend.texi: Document that dllimport and dllexport imply
2120 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
2121 imported or exported declaration, including type declarations.
2122 * c-common.c (handle_visibility_attribute): Check for conflicts
2123 with dllimport/dllexport.
2124 (c_determine_visibility): Handle dllimport/dllexport as an
2125 explicit visibility atttribute.
2127 2007-06-23 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/16876
2131 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
2133 * tree-inline.c (initialize_inlined_parameters): Do not call
2134 lang_hooks.tree_inlining.convert_parm_for_inlining.
2135 * cgraphbuild.c (initialize_inline_failed): Set inline failed
2136 reason for mismatched types.
2137 * gimplify.c (gimplify_call_expr): Verify the call expression
2138 arguments match the called function type signature. Otherwise
2139 mark the call expression to be not considered for inlining
2140 using CALL_CANNOT_INLINE_P flag.
2141 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
2142 edges call expression.
2143 (cgraph_decide_inlining_of_small_function): Likewise.
2144 (cgraph_decide_inlining): Likewise.
2145 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
2147 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
2148 * c-typeck.c (c_convert_parm_for_inlining): Remove.
2149 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
2151 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
2152 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
2154 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2155 convert_parm_for_inlining member.
2157 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
2160 * arm.md (negscc): Match the correct operand for optimized LT0 test.
2161 Remove optimization for GT.
2163 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
2166 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
2168 (prescan_insns_for_dce): Add extra parameter.
2170 2007-06-23 Jan Hubicka <jh@suse.cz>
2173 * gimplify.c (mark_addressable): New function.
2174 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
2176 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2179 * expr.c (store_constructor): Do not clobber non-zeroed memory.
2181 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
2185 moves between MMX/SSE registers to at least 8 units to prevent
2186 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
2188 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
2190 * config/i386/i386.c (override_options): Correct x86_sahf
2193 2007-06-21 David Daney <ddaney@avtrex.com>
2196 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
2197 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
2198 (exception_receiver): Renamed to ...
2199 (nonlocal_goto_receiver): ... this.
2201 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
2203 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
2204 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
2205 partial register accesses.
2207 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
2209 * fold-const.c (debug_fold_checksum): Move it under
2210 ENABLE_FOLD_CHECKING.
2212 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2215 * tree.h (debug_fold_checksum): Declared.
2216 * fold-const.c (build_fold_addr_expr_with_type_1): New.
2217 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
2218 build_fold_addr_expr_with_type_1.
2219 (fold_addr_expr, debug_fold_checksum): New.
2220 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
2221 (fold_unary, fold_comparison, split_address_to_core_and_offset):
2224 2007-06-21 Sebastian Pop <sebpop@gmail.com>
2226 PR tree-optimization/19590
2227 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
2228 of scev is a constant.
2229 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2231 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2233 * df-problems.c (df_note_bb_compute): Made computation of live
2234 info consistent with df_lr.
2236 2007-06-21 Richard Guenther <rguenther@suse.de>
2238 PR tree-optimization/32453
2239 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
2240 for pointer anti-range.
2242 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
2244 * config/i386/i386.c (processor_target_table): Increase maximum
2245 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
2248 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
2249 byte alignment if > 8 byte alignment is preferred.
2250 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
2252 2007-06-21 Jakub Jelinek <jakub@redhat.com>
2254 PR tree-optimization/31866
2255 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
2256 if ASM_EXPR's input is not a SSA_NAME.
2259 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
2260 but decl is a global var, instead return decl.
2261 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
2262 even for is_global_var decls, if they are private in some outer
2265 2007-06-21 Richard Guenther <rguenther@suse.de>
2267 PR tree-optimization/32451
2268 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
2270 2007-06-21 Christian Bruel <christian.bruel@st.com>
2272 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
2273 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
2274 (push_regs): Changed saving order or banked registers.
2275 (sh_expand_epilogue): Likewise.
2276 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
2277 (FIRST_BANKED_REG): Likewise.
2278 (LAST_BANKED_REG): Likewise.
2279 * config/sh/sh.md (banked) New attribute.
2280 (in_delay_slot): Check banked attribute.
2282 2007-06-20 Sebastian Pop <sebpop@gmail.com>
2284 PR tree-optimization/32075
2285 * tree-data-ref.c (subscript_dependence_tester_1,
2286 analyze_miv_subscript, analyze_overlapping_iterations,
2287 add_distance_for_zero_overlaps, build_classic_dist_vector,
2288 subscript_dependence_tester_1, analyze_overlapping_iterations,
2289 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
2290 compute_affine_dependence, compute_all_dependences): Pass loop_nest
2291 to evolution_function_is_affine_multivariate_p.
2293 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2295 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
2297 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
2300 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
2302 * config/m32c/prologue.md (epilogue_exitd_16): New.
2303 (epilogue_reit_16): New.
2304 (epilogue_exitd): Rename to epilogue_exitd_24.
2305 (epilogue_reit): Rename to epilogue_reit_24.
2307 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
2308 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2310 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
2312 * haifa-sched.c (queue_to_ready): Don't requeue next insn
2313 if dbg_cnt (sched_insn) reaches the limit.
2314 (choose_ready): New parameter INSN_PTR and new return value.
2315 (schedule_block): Handle dbg_cnt (sched_insn). Handle
2316 the new return value from choose_ready.
2317 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
2318 (rest_of_handle_global_alloc): New global_alloc_at_func.
2320 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
2322 PR tree-optimization/25737
2323 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
2324 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
2325 * tree-flow.h (struct fieldoff): Add new field alias_set.
2326 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
2327 argument addressable_type. Set alias_set of fieldoff.
2328 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
2329 (create_overlap_variables_for): Pass alias_set from fieldoff to
2331 * alias.c (get_alias_set): Use alias_set from SFT if set.
2333 2007-06-20 Hui-May Chang <hm.chang@apple.com>
2335 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
2336 of a variable as an unsigned HOST_WIDE_INT integer.
2338 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
2340 PR rtl-optimization/32405
2341 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
2343 2007-06-20 Jakub Jelinek <jakub@redhat.com>
2345 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
2348 * builtins.c: Include diagnostic.h.
2349 (expand_builtin_expect): Make gcc_assert more permissive.
2350 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
2353 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
2357 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
2358 if ACCUMULATE_OUTGOING_ARGS.
2360 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2362 * config/m68hc11/m68hc11.c: Include dataflow header file.
2363 (m68hc11_reorg): Port to dataflow.
2365 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2367 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
2368 (struct df_problem.free_blocks_on_set_blocks): New field.
2369 (struct dataflow.optional_p): New field.
2370 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2371 (df_live_set_all_dirty): New function.
2372 * df-scan.c (df_scan_alloc): Initialize optional_p.
2373 (problem_SCAN): Initialize free_blocks_on_set_blocks.
2374 * df-core.c (df_set_blocks): Removed use of
2375 DF_FIRST_OPTIONAL_PROBLEM. Now uses
2376 df_problem.free_blocks_on_set_blocks to determine which blocks are
2378 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
2379 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
2380 uses dataflow.optional_p to determine if problem should be
2382 (rest_of_handle_df_initialize): Only start live problem if
2384 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
2385 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
2386 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
2387 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
2388 problem_NOTE): Initialize free_blocks_on_set_blocks.
2389 (df_lr_bb_local_compute): Recompute luids if df_live problem is
2391 (df_live_set_all_dirty, df_note_alloc): New function.
2392 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
2394 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
2395 * postreload.c (reload_combine): Ditto.
2396 * cse.c (cse_extended_basic_block): Ditto.
2397 * regmove.c (mark_flags_life_zones): Ditto.
2398 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
2399 erase_matching_seqs): Ditto.
2400 * bt-load.c (compute_defs_uses_and_gen): Ditto.
2401 * integrate (allocate_initial_values): Ditto.
2402 * combine.c (reg_dead_at_p): Ditto.
2403 * resource.c (mark_target_live_regs): Ditto.
2404 * sched-rgn.c (check_live_1, update_live_1): Ditto.
2405 * config/sh/sh.c (find_r0_life_regions): Ditto.
2406 * global.c (rest_of_handle_global_alloc): Only add back df_live
2408 * local-alloc.c (rest_of_handle_local_alloc): Only remove
2410 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
2412 (if_convert): Make sure df_live is there at -O == 1.
2413 (pass_if_after_combine): Cleanup flags.
2414 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
2415 is there at -O == 1.
2417 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
2419 * config/arm/arm.c (arm_get_frame_offsets): Set
2420 offsets->locals_base to avoid negative stack size.
2421 (thumb1_expand_prologue): Assert on negative stack size.
2423 2007-04-19 Sebastian Pop <sebpop@gmail.com>
2425 PR tree-optimization/32367
2426 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
2427 of the chrec has no evolution in that loop.
2428 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
2430 2007-06-19 Bob Wilson <bob.wilson@acm.org>
2432 * config/xtensa/xtensa.c: Include "df.h".
2433 (xtensa_builtin_saveregs): Use adjust_address instead of
2435 (xtensa_va_start): Invoke make_tree with sizetype for
2436 expand_builtin_saveregs and then convert the result to a pointer.
2437 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
2438 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
2439 Subtract argument size from index value as integers and then use
2440 POINTER_PLUS_EXPR to add the result to the array address.
2442 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2445 * config/m32c/m32c.c: Include dataflow header file.
2446 (m32c_emit_prologue): Adjust for prologue insn change.
2447 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
2448 once inside a PARALLEL. Assume frame size passed in operand 0
2449 includes space to save the fb register.
2450 (prologue_enter_24): Likewise.
2451 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
2453 2007-06-19 David Daney <ddaney@avtrex.com
2456 * config/mips/mips.md (cprestore): Mark $gp as used.
2458 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
2461 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
2462 (frv_ifcvt_modify_insn): Likewise.
2464 2007-06-19 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
2467 only handle positive offsets that fit in a HOST_WIDE_INT.
2469 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
2471 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
2472 result of rsqrt insn for zero input argument to avoid NaN.
2474 2007-06-19 Richard Guenther <rguenther@suse.de>
2477 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
2479 2007-06-19 Jakub Jelinek <jakub@redhat.com>
2481 PR tree-optimization/32353
2482 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
2484 2007-06-19 Nick Clifton <nickc@redhat.com>
2486 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
2488 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2491 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
2492 * config/i386/i386.c (assign_386_stack_local): Assert that
2493 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
2494 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
2495 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
2496 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
2498 2007-06-18 Steve Ellcey <sje@cup.hp.com>
2500 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
2502 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
2504 PR rtl-optimization/32321
2505 * gcse.c (replace_store_insn): Update the note before
2506 calling emit_insn_after.
2508 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
2511 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
2513 * df-problems.c (df_note_bb_compute): Fix dumping info.
2515 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
2517 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
2518 insn with emit_jump_insn.
2520 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
2522 PR tree-optimization/32383
2523 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
2524 * targhooks.h (default_builtin_reciprocal): Update prototype.
2525 * target.h (struct gcc_target): Update builtin_reciprocal.
2526 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
2527 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
2528 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
2529 when fndecl is in BUILT_IN_MD class.
2530 (execute_convert_to_rsqrt): Ditto.
2532 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
2533 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
2534 Convert BUILT_IN_SQRTF code only when md_fn is false.
2536 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
2538 * bt-load.c (move_btr_def): Fix the order of arguments
2539 to validate_replace_rtx.
2541 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
2543 * config/m68k/m68k-devices.def: Add 54450..54455.
2545 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
2547 PR rtl-optimization/32366
2548 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
2549 FLOAT_EXTEND]: Prevent non-scalar modes from entering
2552 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2555 * modulo-sched (generate_reg_moves): Added rescan parameter and if
2556 this is true, rescan insn being modified.
2557 (sms_schedule): Added rescan parameter.
2558 (rest_of_handle_sms): Moved freeing of dominance info to before
2559 getting out of cfg_layout.
2561 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
2563 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
2564 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
2567 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
2568 FL_CF_EMAC from the entry for isac.
2570 * config/m68k/predicates.md (const_call_operand): Adjust comment.
2571 (const_sibcall_operand): New.
2572 (sibcall_operand): Use it.
2573 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
2574 (m68k_isas): ISAC does not imply FPU or EMAC.
2575 (override_options): Add ISA_C logic for symbolic jump & call.
2577 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2579 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
2580 return mode from the builtin itself.
2581 (sparc_fold_builtin): Fix cast of zero constant.
2583 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2585 * targhooks.c (default_builtin_reciprocal): New default target hook.
2586 * targhooks.h (default_builtin_reciprocal): Add prototype.
2587 * hooks.c (hook_tree_tree_bool_null): Remove hook.
2588 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
2589 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
2590 default_builtin_reciprocal.
2592 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
2595 * hooks.c (hook_tree_tree_bool_null): New hook.
2596 * hooks.h (hook_tree_tree_bool_null): Add prototype.
2597 * tree-pass.h (pass_convert_to_rsqrt): Declare.
2598 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
2599 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
2600 and convert it to reciprocal a*rfunc(b).
2601 (execute_convert_to_rsqrt): New function.
2602 (gate_convert_to_rsqrt): New function.
2603 (pass_convert_to_rsqrt): New pass definition.
2604 * target.h (struct gcc_target): Add builtin_reciprocal.
2605 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
2606 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
2607 TARGET_BUILTIN_RECIPROCAL.
2608 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
2610 * config/i386/i386.h (TARGET_RECIP): New define.
2611 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
2612 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2613 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2614 and not optimizing for size.
2615 (*rcpsf2_sse): New insn pattern.
2616 (*rsqrtsf2_sse): Ditto.
2617 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
2618 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2619 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2620 and not optimizing for size.
2621 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
2622 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2623 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2624 and not optimizing for size.
2625 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
2626 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2627 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2628 and not optimizing for size.
2629 (*sse_rsqrtv4sf2): Do not export.
2631 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
2632 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
2633 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
2634 and not optimizing for size.
2636 * config/i386/i386.opt (mrecip): New option.
2637 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
2638 (ix86_emit_swsqrtsf): Ditto.
2639 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
2640 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
2642 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
2643 ix86_expand_unop1_builtin.
2644 (ix86_emit_swdivsf): New function.
2645 (ix86_emit_swsqrtsf): Ditto.
2646 (ix86_builtin_reciprocal): New function.
2647 (TARGET_BUILTIN_RECIPROCAL): Use it.
2648 (ix86_vectorize_builtin_conversion): Rename from
2649 ix86_builtin_conversion.
2650 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
2651 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
2652 "i386 and x86_64 Options" section.
2653 (Intel 386 and AMD x86_64 Options): Document -mrecip.
2655 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2656 Zdenek Dvorak <dvorakz@suse.cz>
2657 Richard Guenther <rguenther@suse.de>
2658 Kaz Kojima <kkojima@gcc.gnu.org>
2660 * tree-vrp.c (compare_values_warnv): Convert val2 to
2662 (extract_range_from_assert): Create
2663 POINTER_PLUS_EXPR for pointer types.
2664 (extract_range_from_binary_expr): Handle
2665 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2667 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2668 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2669 POINTER_PLUS_EXPR as PLUS_EXPR.
2670 (number_of_iterations_lt_to_ne):
2671 For pointer types, use sizetype when
2672 creating MINUS_EXPR/PLUS_EXPRs.
2673 (assert_loop_rolls_lt): For pointer types, use sizetype when
2674 creating MINUS_EXPR/PLUS_EXPRs.
2675 (number_of_iterations_le): Likewise.
2676 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2677 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2678 like PLUS_EXPR and MINUS_EXPR.
2679 * tree-pretty-print.c (dump_generic_node): Handle
2681 (op_prio): Likewise.
2682 (op_symbol_1): Likewise.
2683 * optabs.c (optab_for_tree_code): Likewise.
2684 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2686 * tree-tailcall.c (process_assignment): Mention
2687 POINTER_PLUS_EXPR in a TODO comment.
2688 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2689 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2690 not used with a pointer and an integer type.
2691 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2692 increment using chrec_convert_rhs instead of chrec_convert.
2693 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2694 PLUS_EXPR except for the right hand side's type will be
2696 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2697 (fold_used_pointer_cast): Kill.
2698 (pointer_offset_p): Kill.
2699 (fold_used_pointer): Kill.
2700 (pointer_used_p): Kill.
2701 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2702 call fold_used_pointer.
2703 (instantiate_parameters_1): Convert the increment
2704 using chrec_convert_rhs instead of chrec_convert.
2705 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2706 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2707 instead of PLUS_EXPR.
2708 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2709 PLUS_EXPR for pointers.
2710 (std_gimplify_va_arg_expr): Likewise.
2711 (fold_builtin_memory_op): Likewise.
2712 (fold_builtin_strstr): Likewise.
2713 (fold_builtin_strchr): Likewise.
2714 (fold_builtin_strrchr): Likewise.
2715 (fold_builtin_strpbrk): Likewise.
2716 (expand_builtin_memory_chk): Likewise.
2717 (fold_builtin_memory_chk): Likewise.
2718 (std_expand_builtin_va_start): Use
2719 sizetype for the call to make_tree and then convert
2720 to the pointer type.
2721 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2722 instead of PLUS_EXPR for adding to a pointer.
2723 (std_gimplify_va_arg_expr): Use fold_build2 for
2724 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2725 the operands to sizetype first and then cast the BIT_AND_EXPR
2726 back to the pointer type.
2727 * fold-const.c (build_range_check): Handle pointer types
2729 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2730 of PLUS_EXPR's. Make sure the offset is converted to
2732 (try_move_mult_to_index): Strip the NOPs from the offset.
2733 Remove code argument and replace all uses with PLUS_EXPR.
2734 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2735 specially. Don't use a pointer type for MINUS_EXPR.
2736 (fold_unary): Handle for (T1)(X op Y),
2737 only p+ as that is the only as that can be handled for
2738 binary operators now.
2739 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2741 <case PLUS_EXPR>: Add folding of PTR+INT into
2743 Don't call try_move_mult_to_index.
2744 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2745 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2746 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2747 Don't call try_move_mult_to_index.
2748 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2749 (tree_expr_nonzero_p): Likewise.
2750 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2751 of PLUS_EXPR for the complex expression folding.
2752 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2753 first chrec is a pointer type, then the second should
2754 be sizetype and not the first's type.
2755 For POINTER_PLUS_EXPR, use a different right hand side type.
2756 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2757 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2758 different right hand side type.
2759 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2760 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2761 instead of PLUS_EXPR.
2762 When either operand is zero, convert the other operand.
2763 (chrec_apply): Use chrec_convert_rhs
2764 on the argument x instead of chrec_convert.
2765 (reset_evolution_in_loop): For pointer types, the new_evol
2767 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2768 different right hand side type.
2769 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2770 (chrec_convert_rhs): New function.
2771 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2772 different right hand side type.
2773 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2774 * tree-chrec.h (chrec_convert_rhs): New prototype.
2775 (build_polynomial_chrec): For pointer types, the right hand
2776 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2777 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2778 Remove subtraction case as it is always addition now.
2779 Make sure the offset is converted to sizetype.
2780 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2781 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2782 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2783 PLUS_EXPR in pointer type.
2784 Handle POINTER_PLUS_EXPR.
2785 (tree_to_aff_combination): Likewise.
2786 (force_expr_to_var_cost): Likewise.
2787 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2788 instead of PLUS_EXPR for pointers.
2789 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2790 instead of PLUS_EXPR of pointer types.
2791 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2793 (check_va_list_escapes): Likewise.
2794 (check_all_va_list_escapes): Likewise.
2795 * dwarf2out.c (loc_descriptor_from_tree_1):
2796 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2797 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2798 (string_constant): Likewise.
2799 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2800 the offset to the base, use POINTER_PLUS_EXPR.
2801 (add_to_parts): Convert the index to sizetype.
2802 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2803 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2804 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2805 Offset only holds something for PLUS_EXPR.
2806 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2808 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2810 (analyze_accesses_for_modify_stmt): Likewise.
2811 Remove comment about the type being integral type as it is
2813 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2815 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2817 Correct the type which the artimentic is done in (is now
2820 * tree-data-ref.c (split_constant_offset): Handle
2822 * tree-affine.c (tree_to_aff_combination): Likewise.
2823 * c-typeck.c (build_unary_op): For pointers create the increment
2824 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2826 * gimplify.c (gimplify_self_mod_expr): Create a
2827 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2828 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2829 * tree.def (POINTER_PLUS_EXPR): New tree code.
2830 * tree-predcom.c (ref_at_iteration): If we have a pointer
2831 type do the multiplication in sizetype.
2832 * tree-mudflap.c (mf_xform_derefs_1): Create a
2833 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2834 * tree-ssa-forwprop.c
2835 (forward_propagate_addr_into_variable_array_index):
2836 Don't expect there to be a cast for the index as that
2837 does not exist anymore.
2838 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2839 instead of PLUS_EXPR.
2840 Don't check for the first operand of the POINTER_PLUS_EXPR
2841 was the index as it cannot be.
2842 Call forward_propagate_addr_into_variable_array_index with
2843 the SSA_NAME instead of the statement.
2844 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2845 (compare_constant): Likewise.
2846 (copy_constant): Likewise.
2847 (compute_reloc_for_constant): Likewise.
2848 (output_addressed_constants): Likewise.
2849 (initializer_constant_valid_p): Likewise.
2850 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2851 Convert the MIN/MAX of the inner type to the outer
2852 type before comparing them.
2853 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2854 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2855 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2856 of PLUS_EXPR for pointers.
2857 * tree-inline.c (estimate_num_insns_1): Handle
2859 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2860 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2861 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2862 instead of PLUS_EXPR for the pointer increment statement.
2863 (vect_update_ivs_after_vectorizer): For pointer types, create
2864 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2865 MULT_EXPR in sizetype.
2866 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2868 * tree-object-size.c (plus_expr_object_size): Handle
2869 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2870 code which is trying to figure out which side is a pointer and
2872 (check_for_plus_in_loops_1): Likewise.
2873 (check_for_plus_in_loops): Likewise.
2874 * c-common.c (pointer_int_sum): Create a
2875 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2876 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2877 only POINTER_PLUS_EXPR. Removing all the extra
2878 code which is trying to figure out which side is a pointer and
2880 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2881 PLUS_EXPR and MINUS_EXPR.
2882 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2884 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2885 with make_tree, instead of a pointer type.
2886 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2887 for pointers instead of PLUS_EXPR.
2888 (s390_gimplify_va_arg): Likewise.
2889 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2890 instead of PLUS_EXPR when doing addition on pointer
2891 types. Use sizetype for the second operand.
2892 (spu_gimplify_va_arg_expr): Likewise.
2893 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2894 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2895 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2896 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2897 for the pointer addition and also use size_int/sizetype
2899 (ix86_gimplify_va_arg): Likewise.
2900 Perform BIT_AND_EXPR on sizetype arguments.
2901 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2902 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2903 for the pointer additions and also use size_int for the offsets.
2904 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2905 additions and also use size_int for the offsets. Perform
2906 BIT_AND_EXPR on sizetype arguments.
2907 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2908 POINTER_PLUS_EXPR for pointers and create the
2909 BIT_AND_EXPR in sizetype.
2910 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2911 instead of PLUS_EXPR for pointer addition.
2912 (rs6000_va_start): Likewise.
2913 Also use sizetype for the offset.
2914 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2915 as PLUS_EXPR/MINUS_EXPR.
2916 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2917 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2918 Don't use BIT_AND_EXPR on a pointer type, convert the
2919 expression to sizetype first.
2920 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2922 (mips_gimplify_va_arg_expr): Likewise.
2923 Don't create BIT_AND_EXPR in a pointer type.
2925 2007-06-15 Eric Christopher <echristo@apple.com>
2927 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2928 (x86_64-*-darwin*): Ditto.
2929 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2932 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2934 * doc/extend.texi: Document behavior of __attribute__((aligned))
2937 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2939 * rtlanal.c (note_stores): Improve documentation.
2941 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2943 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2944 LOCAL_LABEL_PREFIX): Delete.
2945 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2946 (bfin_internal_label): Delete.
2948 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2950 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2951 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2952 otherwise define to LIBGCC2_TF_CEXT.
2953 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2954 (LIBGCC_TF_CEXT): Ditto.
2957 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2959 PR rtl-optimization/32339
2960 * df-scan.c (df_uses_record): Don't modify flags but just add to
2961 it for df_ref_record.
2963 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2965 * tree-mudflap.c: Fix whitespace issues.
2967 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2969 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2971 2007-06-14 Eric Christopher <echristo@apple.com>
2973 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2974 (movv4sf): Use gcc_unreachable instead of abort.
2976 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2979 * config/i386/sfp-machine.h (CMPtype): New define.
2980 (mach stubs): Use CMPtype instead of int as a return type.
2982 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2984 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2985 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2986 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2987 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2988 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2989 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2990 config/soft-fp/soft-fp.h: Update from glibc CVS.
2992 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2994 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2996 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2999 * config/v850/v850.c: Include dataflow header file.
3000 (substitute_ep_register): Fix typo.
3002 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3004 * configure.ac: Fix earlier checkin.
3005 * configure: Regenerated.
3007 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3009 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
3010 * aclocal.m4: Regenerate.
3011 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
3012 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
3013 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
3014 * configure: Regenerate.
3015 * Makefile.in (LOOSE_WARN): Subst loose_warn.
3017 * Makefile.in (quickstrap): Build libgcc too.
3019 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
3021 * configure.ac: Add --enable-checking=df. Explicitly mention that
3022 the variables are initialized as for "release".
3023 * df-core.c: Use it.
3024 * configure: Regenerate.
3025 * config.in: Regenerate.
3027 2007-06-14 Bob Wilson <bob.wilson@acm.org>
3029 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
3030 validate_replace_rtx instead of replace_rtx.
3031 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
3033 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
3035 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
3036 (DWARF2_UNWIND_INFO): Override default if configured with
3038 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
3039 (ENDFILE_SPEC): Add crtend.o.
3040 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
3041 (ENDFILE_SPEC): Add crtend.o.
3042 (TARGET_USE_JCR_SECTION): Define.
3043 (MD_UNWIND_SUPPORT): Define for 32-bit target.
3045 * config/i386/cygming-crtbegin.c: New file.
3046 * config/i386/cygming-crtend.c: New file.
3048 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
3050 * config/i386/w32-unwind.h: New file.
3052 2007-06-13 Eric Christopher <echristo@apple.com>
3054 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
3055 the user set a value below STACK_BOUNDARY.
3057 2007-06-13 Thiemo Seufer <ths@networkno.de>
3059 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
3060 imply -lpthread for -pthread.
3062 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3064 * basic-block.h: Remove the prototype for
3065 free_basic_block_vars.
3066 * cfglayout.h: Remove the prototype for
3067 insn_locators_initialize.
3068 * tree.h: Remove the prototype for emit_line_note.
3070 * tree-ssa-pre.c (mergephitemp): Remove.
3071 (init_pre): Don't use mergephitemp.
3073 2007-06-13 Eric Christopher <echristo@apple.com>
3075 * config/i386/i386.c (override_options): If we've specified
3076 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
3078 2007-06-13 Bob Wilson <bob.wilson@acm.org>
3080 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
3083 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3085 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
3086 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
3087 (eh_store_handler): New pattern.
3088 (eh_return): Emit it instead of a plain move.
3090 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
3092 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
3093 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
3094 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
3097 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
3099 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
3100 (find_next_insn_start, find_load): New functions.
3101 (bfin_reorg): Use them to deal with the fact that parallel insns are
3102 no longer represented as a SEQUENCE.
3104 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3106 * config/sparc/sparc.c (sparc_override_options): Initialize
3109 2007-06-13 Dave Korn <dave.korn@artimi.com>
3111 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
3114 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
3116 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
3117 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
3118 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
3119 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
3120 tree-vect-transform.c: Fix comment typos. Follow spelling
3123 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3125 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
3126 to the exit block use set.
3127 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
3128 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
3129 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
3131 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
3133 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
3134 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
3135 to indicate an error.
3136 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
3138 (dbg_cnt_process_opt): Print an error on a bad argument.
3139 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
3140 * common.opt (-fdbg-cnt-list): New.
3141 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
3143 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
3145 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
3146 flag on ref-all pointers.
3148 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
3151 * expr.c (expand_expr_addr_expr_1): Call expand_expr
3152 for the offset with the modifier as EXPAND_INITIALIZER
3153 if the modifier is EXPAND_INITIALIZER.
3154 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
3155 a register if we had an overflow.
3157 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3159 * real.c (real_isfinite): New.
3160 (real_sqrt): Use it.
3161 * real.h (real_isfinite): New.
3162 * builtins.c: Use it.
3164 2007-06-12 Ian Lance Taylor <iant@google.com>
3165 Daniel Berlin <dberlin@dberlin.org>
3168 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
3169 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
3170 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
3171 (DECL_NO_TBAA_P): Define.
3172 (struct tree_decl_common): Add no_tbaa_flag field.
3173 * tree-ssa-structalias.c (struct variable_info): Add
3174 no_tbaa_pruning field.
3175 (new_var_info): Initialize no_tbaa_pruning field.
3176 (unify_nodes): Copy no_tbaa_pruning field.
3177 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3178 (dump_solution_for_var): Print no_tbaa_pruning flag.
3179 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
3181 (compute_tbaa_pruning): New static function.
3182 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
3183 Call compute_tbaa_pruning.
3184 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
3185 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
3186 * gimple-low.c (lower_stmt): Likewise.
3187 * tree-gimple.c (is_gimple_stmt): Likewise.
3188 * tree-ssa-operands.c (get_expr_operands): Likewise.
3189 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3190 * tree-inline.c (estimate_num_insns_1): Likewise.
3191 (copy_result_decl_to_var): Likewise.
3192 * expr.c (expand_expr_real_1): Likewise.
3193 * tree-pretty-print.c (dump_generic_node): Likewise.
3194 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
3195 * omp-low.c (omp_copy_decl_2): Likewise.
3196 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
3197 * doc/c-tree.texi (Expression trees): Document
3198 CHANGE_DYNAMIC_TYPE_EXPR.
3200 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3202 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
3203 with !HONOR_NANS and !HONOR_INFINITIES.
3204 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
3206 2007-06-12 Tristan Gingold <gingold@adacore.com>
3208 * gcov.c: Comments updated.
3209 (source_info): Add file_time field.
3210 (source_index): New variable.
3211 (mutiple_files): New variable.
3212 (generate_results): New function extracted from process_file.
3213 (process_file): Save and restore chain of functions, generate
3214 results and free structures only if not merging results.
3215 (release_structures): File names are now freed in create_file_names
3216 (create_file_names): Free previous file names.
3217 (find_source): File date is now read here and modifications in
3218 source files is checked here.
3219 (read_graph_file): Only reverse order of functions for the current
3221 (make_gcov_file_name): Do not generate long names if input_name is
3223 (output_lines): If merging results do not display graph, data and
3225 Checking source file modification is done in find_source.
3227 * doc/gcov.texi: Append an s to sourcefile.
3229 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
3231 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
3232 (forced_nop): New pattern.
3233 * config/bfin/bfin.c: Include "df.h".
3234 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
3235 (bfin_discover_loop): Use df_get_live_in instead of
3236 global_live_at_start.
3237 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
3238 df_analyze when done.
3239 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
3240 the insns. Use QImode for the final insn in a bundle. Call
3241 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
3243 (reorder_var_tracking_notes): New function.
3244 (bfin_reorg): Pass no argument to split_all_insns. Don't call
3245 update_life_info. Call df_analyze after scheduling and bundle
3246 generation. Call reorder_var_tracking_notes if generating these
3247 notes. Call df_finish_pass at the end.
3249 2007-06-12 Dirk Mueller <dmueller@suse.de>
3251 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
3252 a comparison, not an assignment.
3254 2007-06-12 Olivier Hainque <hainque@adacore.com>
3256 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
3257 Request walking the subtrees only, leaving the current is_lhs/val_only
3259 (convert_non_local_reference): Likewise.
3261 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
3263 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
3265 2007-06-12 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/15353
3268 PR tree-optimization/31657
3269 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
3270 * timevar.def: Add TV_TREE_IFCOMBINE.
3271 * tree-pass.h (pass_tree_ifcombine): Declare.
3272 * tree-ssa-ifcombine.c: New file.
3273 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
3274 * tree-flow.h (blocks_in_phiopt_order): Declare.
3275 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
3276 (tree-ssa-ifcombine.o): New dependencies.
3278 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3280 PR rtl-optimization/32293
3281 * combine.c (simplify_if_then_else): Truncate return from
3282 nonzero_bits() to correct mode.
3284 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
3286 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
3287 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
3289 2007-06-11 Diego Novillo <dnovillo@google.com>
3291 * Makefile.in (reload1.o-warn): Remove.
3293 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
3295 * combine.c (subst): Use reg_overlap_mentioned_p
3296 instead of comparing register numbers directly.
3298 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3300 * reload1.c (mark_home_live_1): Use the mode parameter.
3302 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3304 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
3305 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
3309 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
3311 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
3313 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
3316 from integer registers.
3317 (FP mode splitters): Handle TFmode.
3319 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
3321 * tree-ssa-structalias.c (find_what_p_points_to): Return false
3322 for ref-all pointers that point-to anything.
3324 2007-06-11 Joseph Myers <joseph@codesourcery.com>
3326 * config/arm/arm.c (arm_output_dwarf_dtprel,
3327 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
3329 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
3331 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
3332 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
3335 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
3337 * gcc/tree.c (signed_or_unsigned_type_for): New.
3338 (unsigned_type_for): Use signed_or_unsigned_type_for.
3339 (signed_type_for): Use signed_or_unsigned_type_for.
3340 * gcc/tree.h (signed_or_unsigned_type_for): New.
3341 (get_signed_or_unsigned_type): Remove.
3342 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
3343 lang_hooks.types.signed_type
3344 (size_diffop): Likewise.
3345 (all_ones_mask_p): Likewise.
3346 (build_range_check): Likewise.
3347 (fold_cond_expr_with_comparison): Likewise.
3348 (fold_cond_expr_with_comparison): Likewise.
3349 (unextend): Likewise.
3350 (extract_muldiv_1): Likewise.
3351 (fold_single_bit_test_into_sign_test): Likewise.
3352 (fold_binary): Likewise.
3353 (fold_ternary): Likewise.
3354 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
3355 instead of get_signed_or_unsigned_type.
3356 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
3357 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3358 * gcc/expr.c (signed_or_unsigned_type_for): Use
3359 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
3360 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
3361 (lhd_signed_or_unsigned_type): Remove.
3362 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
3363 signed_or_unsigned_type.
3364 (lhd_signed_or_unsigned_type): Remove.
3365 * gcc/expmed.c (make_tree): Use signed_type_for instead of
3366 lang_hooks.types.signed_type.
3367 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
3368 c_common_signed_type instead of lang_hooks.types.signed_type.
3369 (c_common_unsigned_type): New.
3370 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
3371 (shorten_compare): Use c_common_unsigned_type instead of
3372 c_common_signed_or_unsigned_type.
3373 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
3375 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
3376 lang_hooks.types.signed_type.
3377 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
3378 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
3379 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
3380 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
3381 instead of unsigned_type_for.
3382 * gcc/c-decl.c (groakdeclarator): Likewise.
3383 * gcc/c-typeck.c (convert_for_assignment): Likewise.
3384 * gcc/c-common.h (c_common_unsigned_type): New.
3386 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3389 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
3390 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
3392 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
3395 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
3396 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
3398 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
3399 Sebastian Pop <sebpop@gmail.com>
3401 * lambda-code.c (remove_iv): New.
3402 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
3404 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
3406 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
3407 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
3408 * tree-ssa-loop-prefetch.c: Include optabs.h.
3409 (FENCE_FOLLOWING_MOVNT): New macro.
3410 (struct mem_ref): Add independent_p and storent_p fields.
3411 (record_ref): Initalize the new fields.
3412 (gather_memory_references_ref): Return true if the reference
3414 (gather_memory_references): Check whether all memory accesses
3415 in loop were recorded.
3416 (should_issue_prefetch_p): Return false for nontemporal stores.
3417 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
3418 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
3419 (determine_loop_nest_reuse): Detect independent memory references.
3420 (loop_prefetch_arrays): Call mark_nontemporal_stores.
3421 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
3422 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
3423 * config/i386/i386.h (x86_mfence): Declare.
3424 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
3425 * config/i386/i386.c (x86_mfence): New variable.
3426 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
3428 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
3429 * optabs.c (init_optabs): Initialize storent_optab.
3430 * optabs.h (enum optab_index): Add OTI_storent.
3431 (storent_optab): Declare.
3432 * genopinit.c (optabs): Add initialization for storent_optab.
3433 * tree.h (MOVE_NONTEMPORAL): New macro.
3434 * expr.c (expand_assignment, store_expr, store_constructor_field,
3435 store_constructor, store_field, expand_expr_real_1): Propagate
3436 nontemporality of the expanded store.
3437 (emit_storent_insn): New function.
3438 * expr.h (expand_assignment, store_expr): Declaration changed.
3439 * function.c (assign_parm_setup_reg): Pass false as nontemporality
3440 to expand_assignment.
3441 * stmt.c (expand_asm_expr): Ditto.
3442 * calls.c (initialize_argument_information): Pass false as
3443 nontemporality to store_expr.
3444 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
3447 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3449 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
3451 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
3453 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
3455 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
3456 and allow DECL_P here.
3458 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
3460 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
3461 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
3462 track of the size of the expression.
3463 * cfghooks.c (merge_blocks): Remove block from loops structure only
3464 after call of the merge_blocks hook.
3466 2007-06-09 Tom Tromey <tromey@redhat.com>
3468 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
3469 (deprecated_state): Removed.
3470 (start_decl): Update.
3471 (enum deprecated_states): Moved earlier.
3472 (groktypename): Update.
3473 (push_parm_decl): Likewise.
3474 (grokfield): Likewise.
3475 (start_function): Likewise.
3477 2007-06-09 Ian Lance Taylor <iant@google.com>
3479 PR tree-optimization/32169
3480 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
3481 CONVERT_EXPR, check whether min and max both converted to an
3482 overflow infinity representation.
3484 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
3486 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
3487 not inserted on the edge.
3489 2007-06-08 Bob Wilson <bob.wilson@acm.org>
3491 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
3492 instructions if they are supported.
3493 (__divsi3, __umodsi3, __modsi3): Likewise.
3494 (__ashldi3, __ashrdi3, __lshrdi3): New.
3495 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
3497 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
3498 Tony Linthicum <tony.linthicum@amd.com>
3500 * doc/invoke.texi: Add fvect-cost-model flag.
3501 * common.opt (fvect-cost-model): New flag.
3502 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
3503 cost fields in stmt_vec_info struct for STMT.
3504 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
3505 fields in stmt_vec_info struct and access functions for the same.
3506 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
3507 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
3508 load, store and vector to scalar operation.
3509 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
3510 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
3511 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
3512 (TARG_VEC_STORE_COST): Define cost of vector store.
3513 (vect_estimate_min_profitable_iters): Define new function.
3514 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
3515 check to evaluate if loop iterations are less than minimum profitable
3516 iterations determined by cost model or minimum vect loop bound defined
3517 by user, whichever is more conservative.
3518 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
3519 run-time check to evaluate if loop iterations are less than minimum
3520 profitable iterations determined by cost model or minimum vect loop
3521 bound defined by user, whichever is more conservative.
3522 (vect_estimate_min_profitable_iterations): New function to estimate
3523 mimimimum iterartions required for vector version of loop to be
3524 profitable over scalar version.
3525 (vect_model_reduction_cost): New function.
3526 (vect_model_induction_cost): New function.
3527 (vect_model_simple_cost): New function.
3528 (vect_cost_strided_group_size): New function.
3529 (vect_model_store_cost): New function.
3530 (vect_model_load_cost): New function.
3531 (vectorizable_reduction): Call vect_model_reduction_cost during
3533 (vectorizable_induction): Call vect_model_induction_cost during
3535 (vectorizable_load): Call vect_model_load_cost during analysis phase.
3536 (vectorizable_store): Call vect_model_store_cost during analysis phase.
3537 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
3538 vectorizable_promotion, vectorizable_demotion): Call
3539 vect_model_simple_cost during analysis phase.
3541 2007-06-08 Simon Baldwin <simonb@google.com>
3543 * reg-stack.c (get_true_reg): Readability change. Moved default case
3544 label into direct switch statement scope.
3546 2007-06-08 Simon Baldwin <simonb@google.com>
3548 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
3549 in gcc_assert() with '==' comparison.
3551 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
3554 TARGET_ABM handling of x86_popcnt variable.
3556 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3558 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
3559 __builtin_copysignq and __builtin_infq built-in functions.
3561 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3563 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
3564 SSE4.2 section. Correct built-in function names in SSE4A section.
3566 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
3568 PR tree-optimization/32243
3569 * tree-vect-transform.c (vectorizable_type_promotion): Move check
3570 for ncopies after ratio check between nunits_out and nunits_in.
3571 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
3573 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
3575 PR tree-optimization/32224
3576 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
3577 vectorization upon a non GIMPLE_MODIFY_STMT.
3579 2007-06-08 Christian Bruel <christian.bruel@st.com>
3582 * config/sh/sh.md (doloop_end): New pattern and splitter.
3583 * loop-iv.c (simple_rhs_p): Check for hardware registers.
3585 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
3588 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
3590 (verify_dominators): Do not change dominance tree.
3592 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
3594 * config/sh/constraints.md: New file.
3595 * config/sh/sh.c: Include tm-constrs.h.
3596 (reg_class_from_letter): Remove.
3597 (prepare_cbranch_operands): Use satisfies_constraint_*
3598 function instead of macro.
3599 (andcosts, broken_move, sh_secondary_reload): Likewise.
3600 * config/sh/predicates.md (trapping_target_operand): Likewise.
3601 (and_operand, arith_operand, arith_reg_or_0_operand,
3602 cmp_operand, logical_operand, target_operand,
3603 ua_address_operand, ua_offset, xor_operand): Likewise.
3604 * config/sh/sh.md: Include constraints.md.
3605 (*movsicc_t_false): Use satisfies_constraint_* function
3607 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
3608 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
3609 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
3610 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
3611 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
3612 (REG_CLASS_FROM_CONSTRAINT): Remove.
3613 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
3614 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
3615 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
3616 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
3617 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
3618 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
3619 function instead of macro.
3620 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3621 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
3622 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
3623 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
3624 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
3625 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
3626 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
3627 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
3628 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
3629 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
3630 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
3631 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
3632 EXTRA_CONSTRAINT_STR): Likewise.
3633 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
3635 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3637 * config/i386/darwin.h (STACK_BOUNDARY): Define.
3639 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
3642 * c-common.h (flag_cpp0x): Replaced by...
3643 (cxx_dialect): ... this new variable specifying the C++ dialect that
3645 * c-common.c (flag_cpp0x): Removed.
3646 (cxx_dialect): Defined.
3647 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
3649 * c-opts.c (c_common_post_options): Likewise.
3650 (set_std_cxx98): Set cxx_dialect to cxx98.
3651 (set_std_cxx0x): Set cxx_dialect to cxx0x.
3653 2007-06-07 Geoffrey Keating <geoffk@apple.com>
3654 Hui-May Chang <hm.chang@apple.com>
3656 * doc/invoke.texi (Darwin Options): Update documentation for
3657 -mmacosx-version-min.
3658 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
3659 * config/darwin-driver.c: New file.
3660 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
3661 * config/t-darwin (darwin-driver.o): New rule.
3663 * config/darwin-c.c (version_as_macro): Ignore low digit.
3665 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3667 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3668 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3669 (CSGNMODE): New mode macro.
3670 (CSGNVMODE): New mode attribute.
3671 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3672 expander using CSGNMODE mode macro. Handle TFmode.
3673 (copysign<mode>3_const): Rename from copysignsf3_const and
3674 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3676 (copysign<mode>3_var): Rename from copysignsf3_var and
3677 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3679 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3680 mode macro. Handle TFmode.
3681 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3682 (iortf3, *iortf3): Ditto.
3683 (xortf3, *xortf3): Ditto.
3684 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3685 TFmode and TImode masks.
3686 (ix86_expand_copysign): Expand TFmode copysign insn.
3687 (IX86_BUILTIN_INFQ): New.
3688 (IX86_BUILTIN_FABSQ): Ditto.
3689 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3690 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3691 [__builtin_fabsq]: Ditto.
3692 [__builtin_copysignq]: Ditto.
3693 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3694 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3695 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3696 ix86_expand_binop_builtin().
3698 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3700 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3702 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3705 * rtl.h (push_to_sequence2): New.
3706 * emit-rtl.c (push_to_sequence2): New.
3707 * function.c (assign_parm_data_all): Add new fields.
3708 (assign_parm_setup_block): Call push_to_sequence2 instead of
3710 (assign_parm_setup_reg): Ditto.
3711 (assign_parm_setup_stack): Ditto.
3712 (assign_parms_unsplit_complex): Ditto.
3713 (assign_parms): Change field name.
3715 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3717 PR tree-optimization/32220
3718 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3719 phi node is reached before defining statement.
3721 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3724 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3725 after changing the right hand side of the assignment.
3727 2007-06-06 Eric Christopher <echristo@apple.com>
3729 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3730 (x86_64-*-darwin*): Ditto.
3731 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3732 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3734 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3736 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3738 (add_key): Likewise.
3739 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3740 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3742 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3744 (add_cost_one_coalesce): Likewise.
3745 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3746 variable names. Rename orig to orig_name for consistency.
3747 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3749 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3751 (record_equivalences_from_stmt): Likewise.
3752 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3753 the coding conventions.
3754 (memory_ssa_name_same): Likewise.
3755 (dse_optimize_stmt): Likewise.
3756 (dse_record_phis): Likewise.
3757 (dse_finalize_block): Likewise.
3758 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3759 keywords as variable names.
3760 (may_move_till): Cast according to the coding conventions.
3761 (force_move_till_expr): Avoid using C++ keywords as variable names.
3762 (force_move_till): Cast according to the coding conventions.
3763 (memref_hash): Likewise.
3764 (memref_eq): Likewise.
3765 (gather_mem_refs_stmt): Likewise.
3766 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3767 using C++ keywords as variable names.
3768 (idx_find_step): Cast according to the coding conventions.
3769 (idx_record_use): Likewise.
3770 (find_depends): Likewise.
3771 (prepare_decl_rtl): Likewise.
3772 (mbc_entry_hash): Likewise.
3773 (mbc_entry_eq): Likewise.
3774 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3775 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3776 (idx_infer_loop_bounds): Cast according to the coding conventions.
3777 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3778 * tree-ssa-math-opts.c (occ_new ): Likwise.
3779 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3781 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3783 (add_use_op): Likewise.
3784 (add_vop): Likewise.
3785 (add_vuse_op): Likewise.
3786 (add_vdef_op): Likewise.
3787 (get_expr_operands): Likewise.
3788 (push_stmt_changes): Use type safe memory macros.
3789 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3790 keywords as variable names.
3791 (conditional_replacement): Likewise.
3792 (minmax_replacement): Likewise.
3793 (abs_replacement): Likewise.
3794 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3796 (insert_fake_stores): Avoid using C++ keywords as variable names.
3797 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3799 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3800 (heapvar_insert): Use type safe memory macros.
3801 (new_var_info): Cast according to the coding conventions.
3802 (new_constraint): Likewise.
3803 (remove_preds_and_fake_succs): Use type safe memory macros.
3804 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3806 (thread_single_edge): Likewise.
3807 (thread_through_loop_header): Likewise.
3809 2007-06-06 Eric Christopher <echristo@apple.com>
3811 * config/i386/i386.c (override_options): Move handling
3812 of TARGET_SUBTARGET* earlier.
3814 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3816 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3819 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3821 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3822 emited outside of basic block.
3823 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3825 * rtl.h (delete_insn_chain): Declaration changed.
3826 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3828 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3829 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3830 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3831 to delete_insn_chain.
3832 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3833 do not have bb field set.
3834 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3836 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3837 * cfgcleanup.c (try_optimize_cfg): Ditto.
3839 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3841 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3842 (lambda_body_vector_new): Use type safe memory macros.
3843 (lambda_linear_expression_new): Likewise.
3844 (lambda_loopnest_new): Likewise.
3845 (lambda_lattice_new): Likewise.
3846 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3847 conventions. Use type safe memory macros.
3848 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3849 (lambda_body_vector_s): Likewise.
3850 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3851 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3853 2007-06-06 Richard Guenther <rguenther@suse.de>
3855 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3856 if we need to schedule cfg_cleanup.
3857 (tree_ssa_forward_propagate_single_use_vars): Do so.
3859 2007-06-06 Ian Lance Taylor <iant@google.com>
3861 * fold-const.c (merge_ranges): If range_successor or
3862 range_predecessor fail, just return 0.
3864 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3866 PR tree-optimization/32216
3867 * tree-vectorizer.c (supportable_widening_operation): Determine
3868 signedness of FIX_TRUNC_EXPR from output operand.
3869 (supportable_narrowing_operation): Ditto.
3870 * tree-vect-generic.c (expand_vector_operations_1): Determine
3871 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3874 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3876 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3877 (struct pta): ...from here. Change flags to unsigned to avoid
3878 excessive casting (as it is used as a bit mask).
3879 (override_options): Add casts according to the coding convenventions.
3880 (x86_64_elf_unique_section): Likewise.
3881 (examine_argument): Avoid using C++ keywords as variable names.
3882 (construct_container): Likewise.
3883 (legitimize_pic_address): Likewise.
3884 (get_dllimport_decl): Cast according to the coding conventions. Use
3885 type safe memory macros.
3886 (legitimize_address): Cast according to the coding conventions.
3887 (emit_i387_cw_initialization): Corrected the type of slot to enum
3889 (ix86_init_machine_status): Use type safe memory macros.
3890 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3891 (bdesc_pcmpistr): Likewise.
3892 (bdesc_crc32): Likewise.
3893 (bdesc_sse_3arg): Likewise.
3894 (bdesc_2arg): Likewise.
3895 (bdesc_1arg): Likewise.
3896 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3897 (ix86_expand_sse_pcmpistr): Likewise.
3898 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3899 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3900 int to match the langhook definition.
3901 (ix86_builtin_conversion): Change the type of code to unsigned init to
3902 match the langhook definition.
3903 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3905 (ix86_preferred_output_reload_class): Likewise.
3906 (ix86_cannot_change_mode_class): Likewise.
3907 (ix86_memory_move_cost): Likewise.
3908 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3909 avoid excessive casting later on.
3910 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3912 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3914 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3915 as flags setting insn.
3916 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3918 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3921 (UNSPEC_ROUND): New.
3922 ("sse4_1_round<mode>2"): New insn pattern.
3923 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3925 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3926 expander using SSEMODEF mode macro. Expand using
3927 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3928 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3929 expander using SSEMODEF mode macro. Expand using
3930 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3931 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3932 expander using SSEMODEF mode macro. Expand using
3933 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3934 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3935 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3936 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3939 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3940 Sebastian Pop <sebpop@gmail.com>
3942 * lambda.h (build_linear_expr): New.
3943 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3944 Use build_linear_expr, call fold and force_gimple_operand.
3945 (lambda_loopnest_to_gcc_loopnest): Check that there is
3946 something to insert.
3947 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3949 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3951 PR preprocessor/23479
3952 * doc/extend.texi: Document the 0b-prefixed binary integer
3955 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3957 PR tree-optimization/32215
3958 * tree-vectorizer.c (supportable_widening_operation): Return false
3959 for unsupported FIX_TRUNC_EXPR tree code.
3960 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3962 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3964 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3965 register on SPE targets. Change documentation to reflect
3967 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3968 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3969 out of the register allocation pool.
3970 (rs6000_reg_live_or_pic_offset_p): New function.
3971 (rs6000_emit_prologue): Move the actual saving of LR up to free
3972 r0 for holding r11. Split saving of SPE 64-bit registers into
3973 its own case. Ensure that offsets will always be in-range for
3974 'evstdd' by using r11 as a scratch register to point at the start
3975 of the SPE save area. Save r11 if necessary, as it is the static
3977 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3978 into its own case. Ensure that offsets will always be in-range
3979 for 'evldd' by using r11 as a scratch register to point at the
3980 start of the SPE save area. Also adjust r11 when restoring
3981 the stack pointer to compensate for pre-loading r11.
3983 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3985 * cfg.c (init_flow): Use type safe memory macros.
3986 (alloc_block): Likewise.
3987 (unchecked_make_edge): Likewise.
3988 (dump_flow_info): Avoid using C++ keywords as variable names.
3989 (copy_original_table_clear): Cast according to the coding conventions.
3990 (copy_original_table_set): Likewise.
3991 * cfgexpand (label_rtx_for_bb): Likewise.
3992 (expand_gimple_basic_block): Likewise.
3993 * cfghooks.c (dump_bb): Likewise.
3994 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3996 (lv_add_condition_to_bb): Likewise.
3997 * cfglayout (relink_block_chain): Cast according to the coding
3999 (fixup_reorder_chain): Likewise.
4000 (fixup_fallthru_exit_predecessor): Likewise.
4001 * cfgloop.c (glb_enum_p): Likewise.
4002 (get_exit_description): Likewise.
4003 (dump_recorded_exit): Likewise.
4004 * cfgloop.h (enum loop_estimation): Move out of struct scope...
4005 (struct loop): ... from here.
4006 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
4008 * cfgrtl.c (rtl_create_basic_block): Likewise.
4009 (rtl_split_block): Likewise.
4010 (rtl_dump_bb): Likewise.
4011 (cfg_layout_split_block): Likewise.
4012 (init_rtl_bb_info): Use typesafe memory macros.
4014 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
4015 * graphds.h: Updated all usages of edge to graph_edge.
4016 * graphds.c: Likewise.
4017 * cfgloopanal.c: Likewise.
4019 2007-06-05 Ian Lance Taylor <iant@google.com>
4021 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
4022 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
4023 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
4025 (test_for_singularity): Likewise.
4027 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4029 * config/i386/constraints.md ("Y2"): Replaced by ...
4031 * config/i386/i386.md: Likewise.
4032 * config/i386/mmx.md: Likewise.
4033 * config/i386/sse.md: Likewise.
4035 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
4037 * config/i386/constraints.md ("z"): Replaced by ...
4039 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
4040 (sse4_1_blendvps): Likewise.
4041 (sse4_1_pblendvb): Likewise.
4042 (sse4_2_pcmpestr): Likewise.
4043 (sse4_2_pcmpestrm): Likewise.
4044 (sse4_2_pcmpestr_cconly): Likewise.
4045 (sse4_2_pcmpistr): Likewise.
4046 (sse4_2_pcmpistrm): Likewise.
4047 (sse4_2_pcmpistr_cconly): Likewise.
4049 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
4051 * matrix-reorg.c (transform_access_sites): Fix computation.
4052 (transform_allocation_sites): Same.
4054 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4056 * config/i386/i386.c (override_options): Use
4057 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
4059 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
4061 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
4062 (nonimm_not_xmm0_operand): Ditto.
4063 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
4064 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
4065 as operand[2] predicate. Require "z" class XMM register for
4066 operand[3]. Adjust asm template.
4067 ("sse4_1_blendvpd"): Ditto.
4068 ("sse4_1_pblendvb"): Ditto.
4069 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
4070 force op2 into xmm0 register for variable blend instructions.
4072 2007-06-04 Tom Tromey <tromey@redhat.com>
4074 * c-tree.h (start_enum): Update.
4075 (build_enumerator): Likewise.
4076 * c-decl.c (enum_next_value): Removed.
4077 (enum_overflow): Likewise.
4078 (start_enum): Add c_enum_contents argument. Don't use globals.
4079 (build_enumerator): Likewise.
4080 * c-tree.h (struct c_enum_contents): New struct.
4082 2007-06-04 Tom Tromey <tromey@redhat.com>
4084 * c-common.c (c_common_get_alias_set): Fix indentation.
4086 2007-06-04 Ian Lance Taylor <iant@google.com>
4088 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
4089 to overflow, reduce overflow infinity to regular infinity.
4090 (vrp_var_may_overflow): New static function.
4091 (vrp_visit_phi_node): Check vrp_var_may_overflow.
4093 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
4095 * stor-layout.c (layout_type): Remove duplicate code.
4097 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
4100 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
4101 before build_common_builtin_nodes ().
4103 2007-06-04 Steve Ellcey <sje@cup.hp.com>
4106 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
4108 2007-06-04 Jan Hubicka <jh@suse.cz>
4110 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
4111 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
4112 instead of _stat version.
4114 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4116 PR tree-optimization/32194
4117 * tree-predcom.c (determine_offset): Check that both references have
4120 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
4122 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
4123 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
4124 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4125 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
4126 Add argument to iterate_fix_dominators call.
4127 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
4128 * gcse.c (hoist_code): Change domby to vector.
4129 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
4130 Add argument to iterate_fix_dominators call.
4131 * loop-doloop.c (doloop_modify): Changed recount_dominator to
4132 recompute_dominator.
4133 * lambda-code.c (perfect_nestify): Ditto.
4134 * cfgloopanal.c: Include graphds.h.
4135 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
4136 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
4137 (mark_irreducible_loops): Use graphds_scc. Remove argument from
4139 * graphds.c: New file.
4140 * graphds.h: New file.
4141 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
4142 (get_dominated_by, get_dominated_by_region): Change return type to
4144 (verify_dominators): Recompute all dominators and compare the results.
4145 (recount_dominator): Renamed to ...
4146 (recompute_dominator): ... this. Do not check that the block is
4148 (iterate_fix_dominators): Reimplemented.
4149 (prune_bbs_to_update_dominators, root_of_dom_tree,
4150 determine_dominators_for_sons): New functions.
4151 * et-forest.c (et_root): New function.
4152 * et-forest.h (et_root): Declare.
4153 * Makefile.in (graphds.o): Add.
4154 (cfgloopanal.o): Add graphds.h dependency.
4155 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
4156 * basic-block.h (get_dominated_by, get_dominated_by_region,
4157 iterate_fix_dominators): Declaration changed.
4158 (recount_dominator): Renamed to ...
4159 (recompute_dominator): ... this.
4160 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
4161 (thread_through_all_blocks): Do not free dominance info.
4163 2007-06-03 Andreas Schwab <schwab@suse.de>
4165 * config/m68k/m68k.c (override_options): Don't override
4167 * config/m68k/m68k-modes.def (SF, DF): Define to use
4168 motorola_single_format and motorola_double_format, resp.
4169 * real.c (motorola_single_format): Renamed from
4170 coldfire_single_format.
4171 (motorola_double_format): Renamed from coldfire_double_format.
4172 (encode_ieee_extended): Generate a proper canonical NaN image
4173 respecting canonical_nan_lsbs_set.
4174 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
4176 * real.h: Adjust declarations.
4178 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
4181 * config/sh/sh.md (symGOT_load): Don't schedule insns when
4182 the symbol is generated with the stack protector.
4184 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
4186 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
4187 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
4189 * doc/extend.texi (interrupt): Mention m68k.
4191 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
4193 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
4194 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
4195 (ix86_expand_sse_pcmpestr): Do not check operands for
4196 "register_operand", when insn operand predicate is "register_operand".
4197 (ix86_expand_sse_pcmpistr): Ditto.
4199 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
4200 Uros Bizjak <ubizjak@gmail.com>
4202 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
4203 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
4204 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
4205 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
4206 * config/i386/constraints.md ("z"): New register constraint
4207 for members of SSE_FIRST_REG class.
4208 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
4209 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
4210 SSE_FIRST_REG class.
4211 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
4212 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
4213 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
4214 (IX86_BUILTIN_PCMPESTRM128): Likewise.
4215 (IX86_BUILTIN_PCMPESTRA128): Likewise.
4216 (IX86_BUILTIN_PCMPESTRC128): Likewise.
4217 (IX86_BUILTIN_PCMPESTRO128): Likewise.
4218 (IX86_BUILTIN_PCMPESTRS128): Likewise.
4219 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
4220 (IX86_BUILTIN_PCMPISTRI128): Likewise.
4221 (IX86_BUILTIN_PCMPISTRM128): Likewise.
4222 (IX86_BUILTIN_PCMPISTRA128): Likewise.
4223 (IX86_BUILTIN_PCMPISTRC128): Likewise.
4224 (IX86_BUILTIN_PCMPISTRO128): Likewise.
4225 (IX86_BUILTIN_PCMPISTRS128): Likewise.
4226 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
4227 (struct builtin_description): Change "flag" field to unsigned.
4228 (bdesc_pcmpestr): New builtin description table.
4229 (bdesc_pcmpistr): Likewise.
4230 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
4231 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
4232 Initialize pcmp[ei]str[im] insns for SSE4.2.
4233 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
4234 (ix86_expand_sse_pcmpistr): Likewise.
4235 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
4236 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
4237 (UNSPEC_PCMPISTR): Likewise.
4238 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
4239 (sse4_2_pcmpestri):New isns pattern.
4240 (sse4_2_pcmpestrm): Likewise.
4241 (sse4_2_pcmpestr_cconly): Likewise.
4242 (sse4_2_pcmpistr): New insn patern and splitter.
4243 (sse4_2_pcmpistri):New isns pattern.
4244 (sse4_2_pcmpistrm): Likewise.
4245 (sse4_2_pcmpistr_cconly): Likewise.
4246 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
4249 2007-06-01 David Daney <ddaney@avtrex.com>
4251 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
4252 LOADGP_ABSOLUTE and not binds_local_p.
4254 2007-06-01 Geoffrey Keating <geoffk@apple.com>
4256 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
4258 2007-06-01 Ian Lance Taylor <iant@google.com>
4260 * tree-vrp.c (compare_name_with_value): Always set
4261 used_strict_overflow if we get a result from the variable itself.
4263 2007-06-01 Ian Lance Taylor <iant@google.com>
4265 PR rtl-optimization/31455
4266 * lower-subreg.c (find_decomposable_subregs): Don't decompose
4267 subregs which have a cast between modes which are not tieable.
4269 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
4271 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
4272 breaks after return statements.
4274 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
4276 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
4277 only after no_new_pseudos.
4279 2007-05-31 Eric Christopher <echristo@apple.com>
4281 * expr.c (convert_move): Assert that we don't have a BLKmode
4283 (store_expr): Handle BLKmode moves by calling emit_block_move.
4285 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
4287 * c-typeck.c (build_indirect_ref): Include type in error message.
4288 (build_binary_op): Pass types to binary_op_error.
4289 * c-common.c (binary_op_error): Take two type arguments, print out
4291 * c-common.h (binary_op_error): Update prototype.
4293 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4295 * config/i386/i386.c: Correct coments on -mno-sse4.
4297 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
4299 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
4300 (x86_64-*-*): Likewise.
4301 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
4302 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
4303 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4304 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
4305 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4306 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4307 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4308 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4309 (OPTION_MASK_ISA_SSE4): Likewise.
4310 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
4311 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4312 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
4313 (override_options): Support SSE4.2.
4314 (ix86_build_const_vector): Support SImode and DImode.
4315 (ix86_build_signbit_mask): Likewise.
4316 (ix86_expand_int_vcond): Support V2DImode.
4317 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
4318 (IX86_BUILTIN_CRC32HI): Likewise.
4319 (IX86_BUILTIN_CRC32SI): Likewise.
4320 (IX86_BUILTIN_CRC32DI): Likewise.
4321 (IX86_BUILTIN_PCMPGTQ): Likewise.
4322 (bdesc_crc32): Likewise.
4323 (bdesc_sse_3arg): Likewise.
4324 (ix86_expand_crc32): Likewise.
4325 (ix86_init_mmx_sse_builtins): Support SSE4.2.
4326 (ix86_expand_builtin): Likewise.
4327 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4328 __SSE4_2__ for -msse4.2.
4329 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
4330 (CRC32MODE): Likewise.
4331 (crc32modesuffix): Likewise.
4332 (crc32modeconstraint): Likewise.
4333 (sse4_2_crc32<mode>): Likewise.
4334 (sse4_2_crc32di): Likewise.
4335 * config/i386/i386.opt (msse4.2): New for SSE4.2.
4337 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
4338 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
4339 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
4340 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
4341 (vcondu<mode>): Likewise.
4342 * doc/extend.texi: Document SSE4.2 built-in functions.
4343 * doc/invoke.texi: Document -msse4.2/-msse4.
4345 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
4347 PR tree-optimization/32160
4348 * tree-predcom.c (predcom_tmp_var): New function. Mark created
4349 variable as gimple reg.
4350 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
4352 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
4354 * gcc.c (main): Don't consider linker options when issuing the
4355 warning about a linker input file not being used.
4357 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4359 * tree-vrp.c (compare_names): Initialize sop.
4361 2007-05-30 Dirk Mueller <dmueller@suse.de>
4363 * cgraphunit.c (cgraph_analyze_function): Remove
4364 computation of inline parameters.
4366 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4368 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
4370 2007-05-30 Richard Sandiford <richard@codesourcery.com>
4372 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
4373 Add vx-common.h. Include vxworks.h between vx-common.h and
4375 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
4377 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
4378 (TARGET_ASM_DESTRUCTOR): Likewise.
4379 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
4380 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
4381 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
4382 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
4383 (VXWORKS_ENDIAN_SPEC): Define.
4384 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
4385 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
4386 VXWORKS_* equivalents.
4387 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
4388 (ASM_FILE_START): Delete.
4389 (TARGET_VERSION): Reformat.
4390 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
4391 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
4392 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
4393 (FPBIT, DPBIT): Define.
4394 (fp-bit.c, dp-bit.c): New rules.
4395 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
4396 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
4397 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
4398 * config/arm/arm.h: Include vxworks-dummy.h.
4399 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
4400 Mark with ATTRIBUTE_UNUSED.
4401 (arm_override_options): Do not allow VxWorks RTP PIC to be used
4402 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
4403 make it incompatible with -msingle-pic-base.
4404 (arm_function_ok_for_sibcall): Return false for calls that might
4405 go through a VxWorks PIC PLT entry.
4406 (require_pic_register): New function, split out from...
4407 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
4409 (arm_load_pic_register): Handle the VxWorks RTP initialization
4410 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
4411 (arm_emit_call_insn): New function.
4412 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
4413 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
4414 (pic_offset_arm): New pattern.
4415 (call, call_value): Use arm_emit_call_insn.
4416 (call_internal, call_value_internal): New expanders.
4417 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
4418 VxWorks unless __PIC__.
4420 2007-05-30 Eric Christopher <echristo@gmail.com>
4422 * genrecog.c: Include regs.h in generated file.
4423 * genemit.c: Ditto. Fix up formatting.
4424 * config/mn10300/constraints.md: New.
4425 * config/mn10300/mn10300.md: Include.
4426 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
4427 Fix up for removed macro.
4428 * config/mn10300/predicates.md (call_address_operand): Ditto.
4429 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
4430 (CONST_OK_FOR_I): Ditto.
4431 (CONST_OK_FOR_J): Ditto.
4432 (CONST_OK_FOR_K): Ditto.
4433 (CONST_OK_FOR_L): Ditto.
4434 (CONST_OK_FOR_M): Ditto.
4435 (CONST_OK_FOR_N): Ditto.
4436 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
4440 (EXTRA_CONSTRAINT): Ditto.
4442 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4444 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
4446 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
4447 OPTION_MASK_ISA_64BIT.
4448 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
4450 2007-05-30 Richard Guenther <rguenther@suse.de>
4453 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
4454 types for comparison.
4455 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
4456 with original typed arguments.
4457 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
4459 2007-05-30 Jakub Jelinek <jakub@redhat.com>
4461 PR tree-optimization/31769
4462 * except.c (duplicate_eh_regions): Clear prev_try if
4463 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
4465 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
4467 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
4468 * tree-ssa-sink.c (statement_sink_location): Return basic block and
4469 bsi of the location where statements should be inserted.
4470 (sink_code_in_bb): Take bsi from statement_sink_location.
4471 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
4472 instead of bsi_start.
4473 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
4475 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
4476 (bsi_move_before): Document inconsistency with bsi_move_after.
4477 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
4479 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.h (TARGET_ABM): New define.
4482 (TARGET_POPCNT): Ditto.
4483 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
4484 New temporary defines to redefine from OPTION_ISA_* defines.
4485 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
4486 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
4487 (ix86_isa_flags): New extern int declaration.
4488 (TARGET_SUBTARGET_DEFAULT): New define.
4489 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
4490 (TARGET_SUBTARGET32_DEFAULT): Ditto.
4491 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
4492 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
4493 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
4494 * config/i386/darwin.h: Change TARGET_64BIT define to
4497 * config/i386/i386.opt (m3dnowa): Define as undocumented option
4498 using existing "ix86_isa_flags" varible.
4499 (m32, m64): Use existing "ix86_isa_flags" variable.
4500 (mmmx, m3dnow): Ditto.
4501 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
4502 (mabm): Define as non-negative option using "x86_abm" variable.
4503 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
4505 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
4506 Rewrite feature test bitmap.
4507 (ix86_isa_flags): New initialized global int varible.
4508 (ix86_isa_flags_explicit): New static int variable.
4509 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
4510 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
4511 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
4512 target_flags_explicit.
4513 (override_options): Remove "target_enable" and "target_disable" fields
4514 from "struct ptt". Update processor_target_table accordingly. Remove
4515 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
4516 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
4517 "target_flags" and "ix86_isa_flags_explicit" instead of
4518 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
4519 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
4520 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
4521 to true when either of PTA_POPCNT or PTA_ABM is set in
4522 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
4523 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
4524 processor_alias_table flags entry. Remove handling of
4525 "target_enable" and "target_disable" fields of processor_target_table.
4526 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
4527 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
4528 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
4529 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
4530 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
4532 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
4534 2007-05-29 David Daney <ddaney@avtrex.com>
4537 * config/mips/mips.c (mips_output_mi_thunk): Emit
4538 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
4540 2007-05-29 Hui-May Chang <hm.chang@apple.com>
4541 * config/i386/i386.c (ix86_function_regparm): Added checking of
4542 ix86_force_align_arg_pointer to determine the number of
4543 register parameters.
4545 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
4547 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
4548 (SET_DR_MISALIGNMENT): New.
4549 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
4550 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
4551 Use SET_DR_MISALIGNMENT.
4552 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
4554 * tree-data-ref.c (create_data_ref, compute_all_dependences,
4555 find_loop_nest): Export.
4556 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
4557 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
4558 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
4559 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
4561 (struct mem_ref): Add field reuse_distance.
4562 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
4563 Initialize reuse_distance field.
4564 (issue_prefetch_ref): Select temporality of prefetch according to
4566 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
4567 self_reuse_distance, determine_loop_nest_reuse): New functions.
4568 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
4569 (tree_ssa_prefetch_arrays): Dump L2 cache size.
4570 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
4573 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
4575 * tree-ssa-alias.c: Add aliasing overview.
4577 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
4578 Danny Smith <dannysmith@users.sourceforge.net>
4581 * config/i386/t-crtfm: Compile crtfastmath.o with
4582 -minline-all-stringops.
4583 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
4584 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
4586 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4588 * doc/md.texi: Document constraints on HP PA-RISC.
4590 * pa/constraints.md: New file.
4591 * pa.md: Include constraints.md.
4592 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
4593 (integer_store_memory_operand, ldil_cint_p): New functions.
4594 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
4595 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
4596 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
4597 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
4598 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
4600 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
4603 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
4604 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
4605 case POSTDECREMENT_EXPR>): Return the error_mark_node
4606 if either the real or imaginary parts would an
4609 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
4611 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
4612 name when we remove it from a call.
4614 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
4616 * targhooks.c (default_narrow_bitfield): Remove.
4617 * targhooks.h: Remove the prototype for
4618 default_narrow_bitfield.
4620 * langhooks-def.h: Remove the prototype for
4621 hook_get_alias_set_0.
4622 * langhooks.c (hook_get_alias_set_0): Remove.
4624 * global.c (EXECUTE_IF_CONFLICT): Remove.
4626 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4629 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
4630 return true when truth_value_p is true and the type
4633 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4635 * doc/install.texi (Prerequisites): We no longer require Autoconf
4636 2.13 for the top-level.
4638 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
4640 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
4641 memory access via x86_expand_vector_move_misalign() only for
4642 TImode values on 32-bit targets.
4644 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
4646 * matrix-reorg.c: New file. Implement matrix flattening and
4647 transposing optimization.
4648 * tree-pass.h: Add matrix reorg pass.
4649 * common.opt: Add fipa-mreorg flag.
4650 * Makefile.in: Add matrix-reorg.c.
4651 * passes.c: Add matrix reorg pass.
4652 * varpool.c (add_new_static_var): New function.
4653 * cgraph.h (add_new_static_var): Declare.
4655 2007-05-27 Eric Christopher <echristo@apple.com>
4657 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
4658 sp_offset depending on stack size. Save r12 depending
4659 on registers we're saving later.
4660 (rs6000_emit_epilogue): Update sp_offset depending only
4663 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4665 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4666 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4667 * ifcvt.c (if_convert): Ditto.
4668 * tree-ssa-threadupdate.c (thread_block): Ditto.
4669 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4670 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4671 verify_loop_closed_ssa): Check number_of_loops instead of
4673 * predict.c (tree_estimate_probability): Ditto.
4674 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4675 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4676 * modulo-sched.c (sms_schedule): Ditto.
4677 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4678 (scev_finalize): Do not do anything if scev analysis was not
4680 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4681 current_loops == NULL.
4682 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4683 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4685 (loop_optimizer_finalize): Assert that loops were analyzed.
4686 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4687 rtl_doloop): Check number_of_loops instead of current_loops.
4688 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4689 current_loops == NULL.
4690 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4691 gate_tree_vectorize tree_linear_transform, check_data_deps,
4692 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4693 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4694 Check number_of_loops instead of current_loops.
4695 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4696 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4697 free loops if available.
4698 (execute_pre): Do not pass do_fre to fini_pre.
4700 2007-05-27 Tobias Burnus <burnus@net-b.de>
4703 * real.c (mpfr_from_real): Fix sign of -Inf.
4705 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4707 * tree-vect-transform.c (vectorizable_conversion): Initialize
4708 tree_code variables to ERROR_MARK.
4709 (vectorizable_type_demotion): Likewise.
4710 (vectorizable_type_promotion): Likewise.
4712 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4715 * config/i386/i386.md (movti): Handle push operands via
4718 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4720 * basic-block.h: Remove the prototype for merge_seq_blocks.
4721 * cfgcleanup.c (merge_seq_blocks): Remove.
4723 * tree-flow.h: Remove the prototype for is_aliased_with.
4724 * tree-ssa-alias.c (is_aliased_with): Remove.
4726 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4728 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4730 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4732 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4733 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4734 (vec_unpacks_hi_v16qi): Likewise.
4735 (vec_unpacku_lo_v16qi): Likewise.
4736 (vec_unpacks_lo_v16qi): Likewise.
4737 (vec_unpacku_hi_v8hi): Likewise.
4738 (vec_unpacks_hi_v8hi): Likewise.
4739 (vec_unpacku_lo_v8hi): Likewise.
4740 (vec_unpacks_lo_v8hi): Likewise.
4741 (vec_unpacku_hi_v4si): Likewise.
4742 (vec_unpacks_hi_v4si): Likewise.
4743 (vec_unpacku_lo_v4si): Likewise.
4744 (vec_unpacks_lo_v4si): Likewise.
4746 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4748 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4749 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4750 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4751 follow spelling conventions in various
4752 warning/error/diagnostic messages.
4754 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4755 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4756 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4757 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4758 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4759 * doc/tm.texi: Follow spelling conventions.
4761 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4764 * tree-ssa-forwprop.c
4765 (forward_propagate_addr_into_variable_array_index): Remove
4766 the lhs argument. Use the type of def_rhs instead of lhs.
4767 (forward_propagate_addr_expr_1): Update use of
4768 forward_propagate_addr_into_variable_array_index.
4770 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4771 Nigel Stephens <nigel@mips.com>
4773 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4774 function attributes, "far" being an alias for "long_call".
4775 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4776 (mips_near_type_p, mips_far_type_p): New.
4777 (mips_comp_type_attributes): New function to check that attributes
4778 attached to a function type are compatible.
4779 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4780 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4781 to the target function of the thunk.
4782 (mips_encode_section_info): Check for "near" and "far" function
4783 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4785 * config/mips/predicates.md (const_call_insn_operand): Test only
4786 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4788 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4791 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4792 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4793 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4794 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4796 2007-05-25 Eric Christopher <echristo@apple.com>
4798 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4799 to x86-darwin configurations.
4800 * config/i386/t-darwin: Add softfp support.
4801 * config/i386/t-darwin64: Ditto.
4802 * config/i386/sfp-machine.h: If mach then don't use
4803 aliasing, emit a stub to call.
4805 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4807 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4808 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4809 tree-predcom.c, tree-ssa-alias-warnings.c,
4810 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4811 comment typos. Follow spelling conventions.
4812 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4814 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4817 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4818 constants into memory. Expand unaligned memory references for
4819 SSE modes via x86_expand_vector_move_misalign() function.
4821 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4824 "memory" attribute for "sseishft" type insn without operands[2].
4826 2007-05-25 Dirk Mueller <dmueller@suse.de>
4827 Marcus Meissner <meissner@suse.de>
4829 * doc/extend.texi (alloc_size): New attribute.
4830 * c-common.c (handle_alloc_size_attribute): New.
4831 * tree-object-size.c (alloc_object_size): Use alloc_size
4832 attribute, if available.
4834 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4836 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4838 (__builtin_ia32_vec_ext_v2di): Likewise.
4839 (__builtin_ia32_vec_ext_v4si): Likewise.
4840 (__builtin_ia32_vec_ext_v8hi): Likewise.
4841 (__builtin_ia32_vec_ext_v16qi): Likewise.
4842 (__builtin_ia32_vec_set_v8hi): Likewise.
4844 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4846 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4848 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4850 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4851 (arm_is_longcall_p): Rename to...
4852 (arm_is_long_call_p): ...this. Take a single tree argument and
4854 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4855 (CUMULATIVE_ARGS): Remove call_cookie.
4856 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4857 (ENCODED_LONG_CALL_ATTR_P): Delete.
4858 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4859 LONG_CALL_FLAG_CHAR cases.
4860 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4861 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4862 ARM_DECLARE_FUNCTION_SIZE.
4863 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4864 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4865 (arm_encode_call_attribute, current_file_function_operand): Delete.
4866 (arm_function_in_section_p): New function.
4867 (arm_is_longcall_p): Rename to...
4868 (arm_is_long_call_p): ...this. Take the target function as a single
4869 argument and return a bool. Do not rely on call cookies. Check
4870 whether the target symbol is in the same section as the current
4871 function, not just the same compilation unit.
4872 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4873 (arm_encode_section_info): Don't encode a call type.
4874 * config/arm/arm.md (call, call_value): Update calls to
4875 arm_is_long(_)call_p. Simplify logic.
4876 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4877 Update calls to arm_is_long(_)call_p.
4879 2007-05-25 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/31982
4882 * tree-ssa-forwprop.c
4883 (forward_propagate_addr_into_variable_array_index): Handle arrays
4884 with element size one.
4886 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4888 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4889 (umulsi3_highpart): Likewise.
4891 2007-05-24 Ian Lance Taylor <iant@google.com>
4893 PR rtl-optimization/32069
4894 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4897 2007-05-24 Ollie Wild <aaw@google.com>
4899 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4902 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4904 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4905 (oprs_unchanged_p): Use it to check all registers in a REG.
4906 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4907 (reg_set_between_after_reload_p): Delete.
4908 (reg_used_between_after_reload_p): Likewise.
4909 (reg_set_or_used_since_bb_start): Likewise.
4910 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4911 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4912 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4913 * rtlanal.c (reg_set_p): Check whether REG overlaps
4914 regs_invalidated_by_call, rather than just checking the
4915 membership of REGNO (REG).
4917 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4919 * doc/passes.texi: Document predictive commoning.
4920 * doc/invoke.texi (-fpredictive-commoning): Document.
4921 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4922 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4923 adding indices to the generated name.
4924 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4925 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4926 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4927 (op_symbol_code): ... and exported.
4928 (dump_omp_clause, op_symbol): Use op_symbol_code
4929 instead of op_symbol_1.
4930 * tree-pass.h (pass_predcom): Declare.
4931 * timevar.def (TV_PREDCOM): New timevar.
4932 * tree-ssa-loop.c (run_tree_predictive_commoning,
4933 gate_tree_predictive_commoning, pass_predcom): New.
4934 * tree-data-ref.c (find_data_references_in_loop): Find the
4935 references in dominance order.
4936 (canonicalize_base_object_address): Ensure that the result has
4938 (dr_analyze_innermost): Export.
4939 (create_data_ref): Code to fail for references with invariant
4941 (find_data_references_in_stmt): ... here.
4942 * tree-data-ref.h (dr_analyze_innermost): Declare.
4943 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4944 (aff_combination_find_elt, name_expansion_hash,
4945 name_expansion_eq, tree_to_aff_combination_expand,
4946 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4948 * tree-affine.h (aff_combination_constant_multiple_p,
4949 tree_to_aff_combination_expand): Declare.
4950 * tree-predcom.c: New file.
4951 * common.opt (fpredictive-commoning): New option.
4952 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4953 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4954 * Makefile.in (tree-predcom.o): Add.
4955 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4956 * passes.c (init_optimization_passes): Add dceloop after
4957 copy propagation in loop optimizer. Add predictive commoning
4958 to loop optimizer passes.
4960 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4962 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4965 2007-05-24 Jan Hubicka <jh@suse.cz>
4967 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4969 (genheader): Include statistics.h.
4971 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4973 * print-rtl.c (flag_dump_unnumbered): Update comments.
4974 (print_rtl): Fix my previous change.
4975 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4978 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4981 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4983 (thread_through_all_blocks): Call initialize_original_copy_tables
4984 and free_original_copy_tables.
4985 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4987 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4988 * cfghooks.c (duplicate_block): Use get_loop_copy.
4989 * cfg.c: Include cfgloop.h.
4990 (loop_copy): New hash table.
4991 (initialize_original_copy_tables): Initialize loop_copy table.
4992 (free_original_copy_tables): Free loop_copy table.
4993 (copy_original_table_clear, copy_original_table_set,
4994 set_loop_copy, get_loop_copy): New functions.
4995 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4996 * cfgloop.h (struct loop): Remove copy field.
4997 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4998 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
5000 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5002 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
5003 -msse/-msse2/-msse3.
5005 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
5007 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
5008 __builtin_ia32_vec_set_v2di with MASK_64BIT.
5010 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5013 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
5014 * targhooks.h (default_mangle_decl_assembler_name): Declare
5016 * targhooks.c (default_mangle_decl_assembler_name): Define
5018 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
5020 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
5021 * langhooks.c (lhd_set_decl_assembler_name): Call
5022 targetm.mangle_decl_assembler_name for names with global scope.
5024 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
5026 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
5027 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
5029 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
5030 New. Factored out of i386_pe_encode_section_info.
5031 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
5032 Move check for prior decoration of stdcall
5033 symbols to i386_pe_encode_section_info.
5034 (i386_pe_encode_section_info): Adjust call to
5035 gen_stdcall_or_fastcall_suffix. Use
5036 i386_pe_maybe_mangle_decl_assembler_name, if needed.
5037 (i386_pe_mangle_decl_assembler_name): New. Wrap
5038 i386_pe_maybe_mangle_decl_assembler_name.
5040 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5042 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
5043 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5044 * langhooks.c (get_signed_or_unsigned_type): Don't check for
5045 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
5046 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
5049 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
5050 Nigel Stephens <nigel@mips.com>
5051 Richard Sandiford <richard@codesourcery.com>
5053 Fix up MIPS16 hard float and add support for complex.
5055 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
5056 (TARGET_SOFT_FLOAT_ABI): New.
5057 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
5058 __mips_soft_float to reflect the ABI in use, not whether the
5059 FPU is directly accessible (e.g., in MIPS16 mode).
5060 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
5061 (UNITS_PER_FPVALUE): Likewise.
5063 * config/mips/mips.c (mips_expand_call): Remove redundant
5064 TARGET_MIPS16 check.
5065 (mips_arg_regno): New.
5066 (function_arg_advance): When setting bits in cum->fp_code for
5067 MIPS16, don't subtract 1 from cum->arg_number, since it is now
5069 (function_arg): Use mips_arg_regno.
5070 (mips_return_mode_in_fpr_p): New.
5071 (mips16_call_stub_mode_suffix): New.
5072 (mips16_cfun_returns_in_fpr_p): New.
5073 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
5074 (mips_output_function_prologue): Test mips16_hard_float, not
5075 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
5076 (mips_expand_epilogue): Call MIPS16 helper routines to copy
5077 return value into a floating-point register.
5078 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
5079 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
5080 (mips16_fp_args): Handle MIPS32r2 ISA which supports
5081 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
5082 word of double arguments from or to the high bits of 64-bit
5083 floating point registers.
5084 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
5085 (mips16_fpret_double): New helper function.
5086 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
5087 support for complex modes. Fill in DECL_RESULT for stubdecl.
5088 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
5090 * config/mips/mips16.S
5091 (RET, ARG1, ARG2): New.
5092 (MERGE_GPRf, MERGE_GPRt): New.
5093 (DELAYt, DELAYf): New.
5094 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
5095 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
5096 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
5097 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
5098 (SFOP): Renamed to...
5099 (OPSF3): This, and macro-ified. Updated all uses.
5100 (SFOP2): Renamed to...
5101 (OPSF2): This, and macro-ified. Updated all uses.
5102 (SFCMP): Renamed to...
5103 (CMPSF): This, and macro-ified. Updated all uses.
5104 (SFREVCMP): Renamed to...
5105 (REVCMPSF): This, and macro-ified. Updated all uses.
5106 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
5107 (LDDBL1, LDDBL2, RETDBL): Deleted.
5108 (DFOP): Renamed to...
5109 (OPDF3): This, and macro-ified. Updated all uses.
5110 (DFOP2): Renamed to...
5111 (OPDF2): This, and macro-ified. Updated all uses.
5112 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
5113 (DFCMP): Renamed to...
5114 (CMPDF): This, and macro-ified. Updated all uses.
5115 (DFREVCMP): Renamed to...
5116 (REVCMPDF): This, and macro-ified. Updated all uses.
5117 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
5118 (RET_FUNCTION): New.
5119 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
5120 (__mips16_ret_sc, __mips16_ret_dc): New.
5121 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
5122 STUB_ARGS_6, STUB_ARGS_10): New.
5123 (CALL_STUB_NO_RET): New.
5124 (__mips16_call_stub_1): Macro-ified.
5125 (__mips16_call_stub_5): Macro-ified.
5126 (__mips16_call_stub_2): Macro-ified.
5127 (__mips16_call_stub_6): Macro-ified.
5128 (__mips16_call_stub_9): Macro-ified.
5129 (__mips16_call_stub_10): Macro-ified.
5130 (CALL_STUB_RET): New.
5131 (__mips16_call_stub_sf_0): Macro-ified.
5132 (__mips16_call_stub_sf_1): Macro-ified.
5133 (__mips16_call_stub_sf_5): Macro-ified.
5134 (__mips16_call_stub_sf_2): Macro-ified.
5135 (__mips16_call_stub_sf_6): Macro-ified.
5136 (__mips16_call_stub_sf_9): Macro-ified.
5137 (__mips16_call_stub_sf_10): Macro-ified.
5138 (__mips16_call_stub_df_0): Macro-ified.
5139 (__mips16_call_stub_df_1): Macro-ified.
5140 (__mips16_call_stub_df_5): Macro-ified.
5141 (__mips16_call_stub_df_2): Macro-ified.
5142 (__mips16_call_stub_df_6): Macro-ified.
5143 (__mips16_call_stub_df_9): Macro-ified.
5144 (__mips16_call_stub_df_10): Macro-ified.
5145 (__mips16_call_stub_sc_0): New.
5146 (__mips16_call_stub_sc_1): New.
5147 (__mips16_call_stub_sc_5): New.
5148 (__mips16_call_stub_sc_2): New.
5149 (__mips16_call_stub_sc_6): New.
5150 (__mips16_call_stub_sc_9): New.
5151 (__mips16_call_stub_sc_10): New.
5152 (__mips16_call_stub_dc_0): New.
5153 (__mips16_call_stub_dc_1): New.
5154 (__mips16_call_stub_dc_5): New.
5155 (__mips16_call_stub_dc_2): New.
5156 (__mips16_call_stub_dc_6): New.
5157 (__mips16_call_stub_dc_9): New.
5158 (__mips16_call_stub_dc_10): New.
5160 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
5161 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
5162 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
5164 2007-05-23 Ian Lance Taylor <iant@google.com>
5166 * doc/invoke.texi (Invoking GCC): Document that the order of the
5169 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
5172 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
5173 * config/score/predicate.md (const_pow2, const_npow2): Remove.
5174 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
5178 * config/score/score.c (score_print_operand): Make sure that only
5179 lower bits are used.
5181 2007-05-22 Ian Lance Taylor <iant@google.com>
5183 * tree-vrp.c (avoid_overflow_infinity): New static function,
5184 broken out of set_value_range_to_value.
5185 (set_value_range_to_value): Call avoid_overflow_infinity.
5186 (extract_range_from_assert): Likewise.
5188 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
5191 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
5192 change the type before looking for a COMPOUND_EXPR.
5194 2007-05-22 Ian Lance Taylor <iant@google.com>
5196 * lower-subreg.c (decompose_multiword_subregs): If we change an
5197 insn, call remove_retval_note on it.
5199 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5201 * regs.h (end_hard_regno): New function.
5202 (END_HARD_REGNO, END_REGNO): New macros.
5203 (add_to_hard_reg_set): New function.
5204 (remove_from_hard_reg_set): Likewise.
5205 (in_hard_reg_set_p): Likewise.
5206 (overlaps_hard_reg_set_p): Likewise.
5207 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
5208 (note_btr_set): Use END_HARD_REGNO.
5209 * caller-save.c (setup_save_areas): Use end_hard_regno.
5210 (mark_set_regs): Use END_HARD_REGNO.
5211 (add_stored_regs): Use end_hard_regno.
5212 (mark_referenced_regs): Use add_to_hard_reg_set.
5213 * combine.c (update_table_tick): Use END_REGNO.
5214 (record_value_for_reg): Likewise.
5215 (record_dead_and_set_regs): Likewise.
5216 (get_last_value_validate): Likewise.
5217 (use_crosses_set_p): Likewise.
5218 (reg_dead_at_p_1): Likewise.
5219 (reg_dead_at_p): Likewise.
5220 (mark_used_regs_combine): Use add_to_hard_reg_set.
5221 (move_deaths): Use END_HARD_REGNO.
5222 (reg_bitfield_target_p): Use end_hard_regno.
5223 (distribute_notes): Use END_HARD_REGNO.
5224 * cse.c (mention_regs): Use END_REGNO.
5225 (insert): Use add_to_hard_reg_set.
5226 (invalidate): Use END_HARD_REGNO.
5227 (invalidate_for_call): Likewise.
5228 (exp_equiv_p): Use END_REGNO.
5229 (cse_insn): Likewise.
5230 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
5231 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
5232 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
5233 * function.c (keep_stack_depressed): Use end_hard_regno.
5234 * global.c (global_alloc): Use end_hard_regno.
5235 (global_conflicts): Use add_to_hard_reg_set instead of
5237 (find_reg): Likewise.
5238 (mark_reg_store): Likewise.
5239 (mark_reg_conflicts): Likewise.
5240 (mark_reg_death): Use remove_from_hard_reg_set.
5241 (mark_reg_live_nc): Delete.
5242 (set_preference): Use end_hard_regno.
5243 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
5244 remove_from_hard_reg_set.
5245 (post_mark_life): Use add_to_hard_reg_set.
5246 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
5247 (reg_becomes_live): Use add_to_hard_reg_set.
5248 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
5249 (peep2_find_free_register): Use add_to_hard_reg_set.
5250 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
5251 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
5252 * regrename.c (note_sets): Use add_to_hard_reg_set.
5253 (clear_dead_regs): Use remove_from_hard_reg_set.
5254 (regrename_optimize): Use add_to_hard_reg_set.
5255 (find_oldest_value_reg): Use in_hard_reg_set_p.
5256 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
5257 (hard_reg_set_here_p): Use end_hard_regno.
5258 (decompose): Likewise.
5259 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
5260 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
5261 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
5262 (mark_home_live): Use end_hard_regno.
5263 (spill_hard_reg): Likewise.
5264 (clear_reload_reg_in_use): Likewise.
5265 * reorg.c (delete_prior_computation): Use END_REGNO.
5266 * resource.c (update_live_status): Use END_HARD_REGNO.
5267 (mark_referenced_resources): Use add_to_hard_reg_set.
5268 (mark_set_resources): Likewise.
5269 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
5270 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
5271 (reg_overlap_mentioned_p): Likewise.
5272 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
5273 (covers_regno_no_parallel_p): Use END_REGNO.
5274 (find_regno_note): Likewise.
5275 (find_reg_fusage): Use END_HARD_REGNO.
5276 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
5277 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
5279 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
5281 * mode-switching.c (reg_dies): Change type of second argument to
5283 (optimize_mode_switching): Update accordingly.
5285 2007-05-22 Richard Sandiford <richard@codesourcery.com>
5287 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
5289 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
5290 (hard_reg_set_empty_p): ...these new functions.
5291 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
5292 GO_IF_HARD_REG_SUBSET.
5293 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
5294 instead of GO_IF_HARD_REG_EQUAL.
5295 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
5296 instead of GO_IF_HARD_REG_EQUAL.
5297 * global.c (find_reg): Use hard_reg_set_empty_p instead of
5298 GO_IF_HARD_REG_SUBSET.
5299 (modify_reg_pav): Use hard_reg_set_empty_p instead of
5300 GO_IF_HARD_REG_EQUAL.
5301 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
5302 of GO_IF_HARD_REG_SUBSET.
5303 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
5304 instead of GO_IF_HARD_REG_EQUAL.
5305 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
5306 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
5307 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
5308 of GO_IF_HARD_REG_SUBSET,
5309 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
5310 GO_IF_HARD_REG_SUBSET.
5311 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
5312 instead of GO_IF_HARD_REG_EQUAL.
5313 * config/sh/sh.c (push_regs, calc_live_regs): Use
5314 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
5315 (hard_regs_intersect_p): Delete.
5317 2007-05-22 Janis Johnson <janis187@us.ibm.com>
5319 * doc/sourcebuild.texi (Test Directives) Add dg-message.
5321 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
5322 Richard Henderson <rth@redhat.com>
5324 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
5326 (x86_64-*-*): Likewise.
5328 * i386/i386-modes.def (V2QI): New.
5330 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
5332 (override_options): Support SSE4.1.
5333 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
5334 (IX86_BUILTIN_BLENDPS): Likewise.
5335 (IX86_BUILTIN_BLENDVPD): Likewise.
5336 (IX86_BUILTIN_BLENDVPS): Likewise.
5337 (IX86_BUILTIN_PBLENDVB128): Likewise.
5338 (IX86_BUILTIN_PBLENDW128): Likewise.
5339 (IX86_BUILTIN_DPPD): Likewise.
5340 (IX86_BUILTIN_DPPS): Likewise.
5341 (IX86_BUILTIN_INSERTPS128): Likewise.
5342 (IX86_BUILTIN_MOVNTDQA): Likewise.
5343 (IX86_BUILTIN_MPSADBW128): Likewise.
5344 (IX86_BUILTIN_PACKUSDW128): Likewise.
5345 (IX86_BUILTIN_PCMPEQQ): Likewise.
5346 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
5347 (IX86_BUILTIN_PMAXSB128): Likewise.
5348 (IX86_BUILTIN_PMAXSD128): Likewise.
5349 (IX86_BUILTIN_PMAXUD128): Likewise.
5350 (IX86_BUILTIN_PMAXUW128): Likewise.
5351 (IX86_BUILTIN_PMINSB128): Likewise.
5352 (IX86_BUILTIN_PMINSD128): Likewise.
5353 (IX86_BUILTIN_PMINUD128): Likewise.
5354 (IX86_BUILTIN_PMINUW128): Likewise.
5355 (IX86_BUILTIN_PMOVSXBW128): Likewise.
5356 (IX86_BUILTIN_PMOVSXBD128): Likewise.
5357 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
5358 (IX86_BUILTIN_PMOVSXWD128): Likewise.
5359 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
5360 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
5361 (IX86_BUILTIN_PMOVZXBW128): Likewise.
5362 (IX86_BUILTIN_PMOVZXBD128): Likewise.
5363 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
5364 (IX86_BUILTIN_PMOVZXWD128): Likewise.
5365 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
5366 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
5367 (IX86_BUILTIN_PMULDQ128): Likewise.
5368 (IX86_BUILTIN_PMULLD128): Likewise.
5369 (IX86_BUILTIN_ROUNDPD): Likewise.
5370 (IX86_BUILTIN_ROUNDPS): Likewise.
5371 (IX86_BUILTIN_ROUNDSD): Likewise.
5372 (IX86_BUILTIN_ROUNDSS): Likewise.
5373 (IX86_BUILTIN_PTESTZ): Likewise.
5374 (IX86_BUILTIN_PTESTC): Likewise.
5375 (IX86_BUILTIN_PTESTNZC): Likewise.
5376 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
5377 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
5378 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
5379 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
5380 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
5382 (bdesc_sse_3arg): Likewise.
5383 (bdesc_2arg): Likewise.
5384 (bdesc_1arg): Likewise.
5385 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
5387 (ix86_expand_sse_4_operands_builtin): New.
5388 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
5389 smaller than 8 bits as the 2nd arg.
5390 (ix86_expand_sse_ptest): New.
5391 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
5392 (ix86_expand_vector_set): Support SSE4.1.
5393 (ix86_expand_vector_extract): Likewise.
5395 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
5396 __SSE4_1__ for -msse4.1.
5398 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
5399 (UNSPEC_INSERTPS): Likewise.
5400 (UNSPEC_DP): Likewise.
5401 (UNSPEC_MOVNTDQA): Likewise.
5402 (UNSPEC_MPSADBW): Likewise.
5403 (UNSPEC_PHMINPOSUW): Likewise.
5404 (UNSPEC_PTEST): Likewise.
5405 (UNSPEC_ROUNDP): Likewise.
5406 (UNSPEC_ROUNDS): Likewise.
5408 * config/i386/i386.opt (msse4.1): New for SSE4.1.
5410 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
5411 (const_pow2_1_to_32768_operand): Likewise.
5413 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
5416 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
5418 (sse4_1_insertps): Likewise.
5419 (*sse4_1_extractps): Likewise.
5420 (sse4_1_ptest): Likewise.
5421 (sse4_1_mulv2siv2di3): Likewise.
5422 (*sse4_1_mulv4si3): Likewise.
5423 (*sse4_1_smax<mode>3): Likewise.
5424 (*sse4_1_umax<mode>3): Likewise.
5425 (*sse4_1_smin<mode>3): Likewise.
5426 (*sse4_1_umin<mode>3): Likewise.
5427 (sse4_1_eqv2di3): Likewise.
5428 (*sse4_1_pinsrb): Likewise.
5429 (*sse4_1_pinsrd): Likewise.
5430 (*sse4_1_pinsrq): Likewise.
5431 (*sse4_1_pextrb): Likewise.
5432 (*sse4_1_pextrb_memory): Likewise.
5433 (*sse4_1_pextrw_memory): Likewise.
5434 (*sse4_1_pextrq): Likewise.
5435 (sse4_1_blendpd): Likewise.
5436 (sse4_1_blendps): Likewise.
5437 (sse4_1_blendvpd): Likewise.
5438 (sse4_1_blendvps): Likewise.
5439 (sse4_1_dppd): Likewise.
5440 (sse4_1_dpps): Likewise.
5441 (sse4_1_movntdqa): Likewise.
5442 (sse4_1_mpsadbw): Likewise.
5443 (sse4_1_packusdw): Likewise.
5444 (sse4_1_pblendvb): Likewise.
5445 (sse4_1_pblendw): Likewise.
5446 (sse4_1_phminposuw): Likewise.
5447 (sse4_1_extendv8qiv8hi2): Likewise.
5448 (*sse4_1_extendv8qiv8hi2): Likewise.
5449 (sse4_1_extendv4qiv4si2): Likewise.
5450 (*sse4_1_extendv4qiv4si2): Likewise.
5451 (sse4_1_extendv2qiv2di2): Likewise.
5452 (*sse4_1_extendv2qiv2di2): Likewise.
5453 (sse4_1_extendv4hiv4si2): Likewise.
5454 (*sse4_1_extendv4hiv4si2): Likewise.
5455 (sse4_1_extendv2hiv2di2): Likewise.
5456 (*sse4_1_extendv2hiv2di2): Likewise.
5457 (sse4_1_extendv2siv2di2): Likewise.
5458 (*sse4_1_extendv2siv2di2): Likewise.
5459 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5460 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5461 (sse4_1_zero_extendv4qiv4si2): Likewise.
5462 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5463 (sse4_1_zero_extendv2qiv2di2): Likewise.
5464 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5465 (sse4_1_zero_extendv4hiv4si2): Likewise.
5466 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5467 (sse4_1_zero_extendv2hiv2di2): Likewise.
5468 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5469 (sse4_1_zero_extendv2siv2di2): Likewise.
5470 (*sse4_1_zero_extendv2siv2di2): Likewise.
5471 (sse4_1_roundpd): Likewise.
5472 (sse4_1_roundps): Likewise.
5473 (sse4_1_roundsd): Likewise.
5474 (sse4_1_roundss): Likewise.
5475 (mulv4si3): Don't expand for SSE4.1.
5476 (smax<mode>3): Likewise.
5477 (umaxv4si3): Likewise.
5478 (uminv16qi3): Likewise.
5479 (umin<mode>3): Likewise.
5480 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
5482 * doc/extend.texi: Document SSE4.1 built-in functions.
5484 * doc/invoke.texi: Document -msse4.1.
5486 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
5488 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
5489 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
5490 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
5491 (ASM_SPEC): Add asm_pcrel_spec.
5492 (EXTRA_SPECS): Add asm_pcrel_spec.
5494 2007-05-21 David Daney <ddaney@avtrex.com>
5496 * doc/install.texi (Building a cross compiler): Add requirements
5497 for Java cross compiler.
5499 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
5502 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
5503 Add loopno argument. Use evolution_function_is_invariant_rec_p
5504 instead of evolution_function_is_constant_p.
5505 Update calls to evolution_function_is_affine_multivariate_p.
5506 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
5507 Add loopno argument.
5508 * tree-scalar-evolution.c (gather_chrec_stats): Call
5509 evolution_function_is_affine_multivariate_p with a loop
5511 * tree-data-ref.c (analyze_miv_subscript): Likewise.
5512 (analyze_overlapping_iterations): Likewise.
5513 (access_functions_are_affine_or_constant_p): Likewise.
5514 (build_classic_dist_vector_1): If the access functions
5515 are equal, don't do anything.
5517 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
5518 Paolo Carlini <pcarlini@suse.de>
5519 Uros Bizjak <ubizjak@gmail.com>
5521 * c-cppbuiltin.c (c_cpp_builtins): Define
5522 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
5523 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
5524 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
5525 * doc/cpp.texi ([Standard Predefined Macros]): Document.
5527 2007-05-21 Mike Stump <mrs@apple.com>
5529 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
5531 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
5533 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
5535 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
5536 implementation if __OPTIMIZE__ is not defined.
5537 (_mm_alignr_pi8): Ditto.
5538 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5539 (_mm_inserti_si64): Ditto.
5540 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5541 (_mm_slli_epi16): Ditto.
5542 (_mm_slli_epi32): Ditto.
5543 (_mm_slli_epi64): Ditto.
5544 (_mm_srai_epi16): Ditto.
5545 (_mm_srai_epi32): Ditto.
5546 (_mm_srli_si128): Ditto.
5547 (_mm_slli_si128): Ditto.
5548 (_mm_srli_epi16): Ditto.
5549 (_mm_srli_epi32): Ditto.
5550 (_mm_srli_epi64): Ditto.
5551 (_mm_extract_epi16): Ditto.
5552 (_mm_insert_epi16): Ditto.
5553 (_mm_shufflehi_epi16): Ditto.
5554 (_mm_shufflelo_epi16): Ditto.
5555 (_mm_shuffle_epi32): Ditto.
5556 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
5558 (_mm_insert_pi16): Ditto.
5560 (_mm_shuffle_pi16): Ditto.
5562 (_mm_shufle_ps): Ditto.
5563 (_mm_prefetch): Ditto.
5565 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
5567 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
5568 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
5569 * real.c (encode_i370_single, decode_i370_single,
5570 encode_i370_double, decode_i370_double): Functions removed.
5571 (i370_single_format, i370_double_format): Initializations removed.
5572 (real_maxval, round_for_format, exact_real_truncate, significand_size):
5573 Consider the log2_b field to always be one.
5574 (ieee_single_format, mips_single_format, coldfire_single_format,
5575 ieee_double_format, mips_double_format, coldfire_double_format,
5576 ieee_extended_motorola_format, ieee_extended_intel_96_format,
5577 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
5578 ibm_extended_format, mips_extended_format, ieee_quad_format,
5579 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
5580 decimal_single_format, decimal_double_format, decimal_quad_format,
5581 c4x_single_format, c4x_extended_format, real_internal_format): Remove
5582 initialization of log2_b.
5583 * real.h (i370_single_format, i370_double_format): Declarations
5585 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
5586 field to always be one.
5588 2007-05-21 Andreas Schwab <schwab@suse.de>
5590 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
5591 NOTE_INSN_BASIC_BLOCK_P.
5592 (process_for_unwind_directive): Likewise.
5594 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
5596 * builtins.c (expand_builtin_setjmp_setup): Update comment.
5597 * function.h (struct function): Move va_list_gpr_size,
5598 va_list_fpr_size, function_frequency to front of bitfields. Add
5600 (current_function_calls_unwind_init): New.
5601 * except.c (expand_builtin_unwind_init): Set
5602 current_function_calls_unwind_init not
5603 current_function_has_nonlocal_label.
5604 * reload1.c (has_nonexceptional_receiver): New.
5605 (reload): Use it and current_function_calls_unwind_init to
5606 determine whether call-saved regs must be saved.
5608 2007-05-20 Jan Hubicka <jh@suse.cz>
5610 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
5611 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5612 * ddg.c (create_ddg): LIkewise.
5613 * final.c (final): Remove hunk moving line number notes around since
5614 they are no longer present at this stage.
5615 (final_scan_insn): Use NOTE_KIND instead of
5616 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5617 (output_asm_label): Likewise.
5618 * reorg.c (dbr_schedule): Likewise.
5619 * haifa-sched.c (unlink_other_notes): Likewise.
5620 * mode-switching.c (optimize_mode_switching): Likewise.
5621 * graph.c (start_bb): Likewise.
5622 * rtl.def (NOTE): Update description.
5623 * jump.c (squeeze_notes): Delete.
5624 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
5625 NOTE_INSN_BASIC_BLOCK_P when possible.
5626 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
5627 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
5628 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
5629 (dwarf2out_var_location): Likewise.
5630 * cfgbuild.c (make_edges): Likewise.
5631 (find_basic_blocks_1): Likewise.
5632 * function.c (reorder_blocks_1): Likewise.
5633 (epilogue_done): Likewise.
5634 (reposition_prologue_and_epilogue_notes): Likewise.
5635 * print-rtl.c (print_rtx): Likewise; drop code for printing
5637 (print_rtl): Likewise.
5638 (print_rtl_single): Likewise.
5639 * gcse.c (insert_insn_start_bb): Likewise.
5640 * alias.c (init_alias_analysis): Likewise.
5641 * calls.c (fixup_tail_calls): Likewise.
5642 * except.c (sjlj_emit_function_enter): Likewise.
5643 * emit-rtl.c (add_insn_after): Likeiwse.
5644 (emit_label_before): Likewise.
5645 (emit_label_after): Likewise.
5646 (emit_note_before, emit_note_after, emit_note): Update
5647 parameter to be enum insn_note; do not deal with source
5649 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
5650 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
5652 (merge_blocks_move_successor_nojumps): Simplify now when
5653 we don't have BLOCK notes.
5654 (try_optimize_cfg): Likewise.
5655 * cfglayout.c (skip_insns_after_block): Likewise.
5656 (record_effective_endpoints): Likewise.
5657 (duplicate_insn_chain): Likewise.
5658 * varasm.c (output_constant_pool_1): Likewise.
5659 * sched-deps.c (sched_analyze): Likewise.
5660 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
5662 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5663 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5664 (SET_INSN_DELETED): Simplify.
5665 (NOTE_LINE_NUMBER): Exterminate.
5666 (NOTE_LINE_KIND): New.
5667 (NOTE_INSN_BASIC_BLOCK_P): Update.
5668 (enum insn_note): Simplify.
5669 (GET_NOTE_INSN_NAME) Simplify.
5670 (emit_note_before, emit_note_after, emit_note): Update prototype.
5671 (squeeze_notes): Remove.
5672 * sched-int.h (NOTE_NOT_BB_P): Update.
5673 * resource.c (mark_target_live_regs): Update.
5674 * sched-rgn.c (debug_dependencies): Update.
5675 * sched-vis.c (print_insn): Update.
5676 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5677 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5678 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5679 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5680 (split_branches): Update.
5681 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5683 (sh_adjust_unroll_max): Exterminate.
5684 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5685 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5686 (m68hc11_reorg): Likewise.
5687 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5688 (emit_predicate_relation_info): Update.
5689 (process_for_unwind_directive): Update.
5690 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5691 (output_call): Update.
5692 * config/pa/pa.c (output_lbranch): Update.
5693 (output_millicode_call): Update.
5694 (output_call): Update.
5695 (pa_combine_instructions): Update.
5696 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5697 * config/bfin/bfin.c (gen_one_bundle): Update.
5698 * cfgrtl.c (can_delete_note_p): Update.
5699 (delete_insn): Update.
5700 (rtl_merge_blocks): Update.
5701 (commit_one_edge_insertion): Update.
5702 (rtl_verify_flow_info): Update.
5703 * stmt.c (expand_case): Do not call squeeze_notes.
5705 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5712 * c.opt (Wtype-limits): New.
5713 * doc/invoke.texi (Wtype-limits): Document it.
5714 (Wextra): Enabled by -Wextra.
5715 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5716 * c-common.c (shorten_compare): Warn with Wtype-limits.
5718 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5720 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5721 inlined function, not as a macro.
5722 (_mm_alignr_pi8): Ditto.
5723 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5724 (_mm_inserti_si64): Ditto.
5725 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5726 (_mm_extract_epi16): Ditto.
5727 (_mm_insert_epi16): Ditto.
5728 (_mm_shufflehi_epi16): Ditto.
5729 (_mm_shufflelo_epi16): Ditto.
5730 (_mm_shuffle_epi32): Ditto.
5731 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5732 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5734 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5736 (_m_to_float): Use C89 compatible assignment.
5738 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5741 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5743 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5746 * doc/invoke.texi (Wreturn-type): Complete description.
5747 (Wextra): Delete item about return-type warning.
5748 * c-decl.c: Delete redundant Wextra warning.
5750 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5753 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5754 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5755 inlined function, not as a macro.
5756 (_mm_prefetch): Ditto.
5758 (_mm_insert_pi16): Ditto.
5760 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5761 (_m_pshufw): Ditto. Add const to __N argument.
5762 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5763 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5764 (_mm_slli_epi32): Ditto.
5765 (_mm_srli_si128): Implement as always inlined function, not as a
5766 macro. Add __inline to function declaration.
5767 (_mm_slli_si128): Ditto.
5769 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5771 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5772 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5774 (struct fenv): New structure.
5775 (FP_HANDLE_EXCEPTIONS): New define.
5776 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5777 (_FP_DECL_EXP): New define.
5778 (FP_INIT_ROUNDMODE): New define.
5779 (FP_ROUNDMODE): New define.
5781 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5783 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5784 (Wconversion): Update description.
5785 (Wconversion-sign): New.
5786 * c.opt (Wconversion-sign): New.
5787 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5788 means disabled for C++. Otherwise, take the status of Wconversion.
5789 * c-common.c (conversion_warning): Warn with either Wconversion or
5791 (warnings_for_convert_and_check): Conditions are already checked by
5793 (convert_and_check): Don't check warnings if the conversion failed.
5795 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5796 Anatoly Sokolov <aesok@dol.ru>
5798 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5799 avr_epilogue_uses) : Add declaration.
5800 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5801 * config/avr/constraints.md (R): New constraint.
5802 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5803 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5804 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5805 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5806 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5807 call_prologue_saves, epilogue_restores, return_from_epilogue,
5808 return_from_main_epilogue, return_from_interrupt_epilogue,
5809 return_from_naked_epilogue, prologue, epilogue): New patterns.
5810 (jump): Handle symbol reference.
5811 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5812 avr_output_function_prologue, avr_output_function_epilogue): Remove
5814 (avr_init_machine_status, expand_prologue, expand_epilogue,
5815 avr_asm_function_end_prologue, avr_epilogue_uses,
5816 avr_asm_function_begin_epilogue): New functions.
5817 (prologue_size, epilogue_size, jump_tables_size): Remove global
5819 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5820 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5821 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5822 (avr_override_options): Initialise init_machine_status.
5823 (output_movhi): Handle all stack pointer loads.
5824 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5825 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5826 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5827 (EPILOGUE_USES) Redefine.
5828 (machine_function) Declare.
5830 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5832 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5833 Use a single return statement.
5835 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5838 * builtins.c (do_mpfr_lgamma_r): New.
5839 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5840 * tree.h (CASE_FLT_FN_REENT): New.
5842 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5844 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5845 (output_die): Use 'unsigned long' with %x.
5846 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5847 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5848 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5850 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5852 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5857 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5858 true if function has no argument.
5860 2007-05-18 DJ Delorie <dj@redhat.com>
5862 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5863 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5865 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5867 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5868 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5869 count_trailing_zeros.
5870 (__i386__): Implement count_leading_zeros using __builtin_clz().
5871 Implement count_trailing_zeros usign __builtin_ctz().
5873 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5875 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5877 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5880 * expr.c (emit_move_change_mode): Change mode of push operands here.
5882 2007-05-17 Ian Lance Taylor <iant@google.com>
5884 PR tree-optimization/31953
5885 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5887 (set_value_range_to_null): Call set_value_range_to_value.
5888 (extract_range_from_comparison): Likewise.
5890 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5892 * toplev.c (print_version): Output GMP/MPFR version info.
5894 * builtins.c (CASE_MATHFN_REENT): New macro.
5895 (mathfn_built_in): Use it.
5896 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5897 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5898 BUILT_IN_LGAMMAL_R): New.
5899 * doc/extend.texi: Document new builtins.
5902 * builtins.c (do_mpfr_remquo): New.
5903 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5904 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5907 * builtins.c (fold_builtin_1): Handle y0, y1.
5908 (fold_builtin_2): Handle yn.
5911 * builtins.c (do_mpfr_bessel_n): New.
5912 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5913 (fold_builtin_2): Handle BUILT_IN_JN.
5915 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5918 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5919 TYPE_PRECISION (intmax_type_node).
5921 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5924 * reload.c (subst_reloads): Remove checking.
5926 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5928 PR rtl-optimization/31691
5929 * combine.c (simplify_set): Build a new src pattern instead of
5930 substituting its operands in the COMPARE case.
5932 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5934 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5935 (execute_vrp): Preserve loops through jump threading.
5936 * tree-ssa-threadupdate.c (thread_single_edge,
5937 dbds_continue_enumeration_p, determine_bb_domination_status,
5938 thread_through_loop_header): New functions.
5939 (create_edge_and_update_destination_phis,
5940 create_edge_and_update_destination_phis): Set loops for the new blocks.
5941 (prune_undesirable_thread_requests): Removed.
5942 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5944 (thread_block): Do not call prune_undesirable_thread_requests.
5946 (mark_threaded_blocks): Select edges to thread here.
5947 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5948 Thread edges through loop headers independently.
5949 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5950 * tree-pass.h (TODO_mark_first_instance): New.
5951 (first_pass_instance): Declare.
5952 * cfghooks.c (duplicate_block): Put the block to the original loop
5953 if copy is not specified.
5954 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5955 jump threading. Pass may_peel_loop_headers to
5956 thread_through_all_blocks according to first_pass_instance.
5957 * cfgloop.h (create_preheader): Declare.
5958 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5959 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5960 * passes.c (first_pass_instance): New variable.
5961 (next_pass_1): Set TODO_mark_first_instance.
5962 (execute_todo): Set first_pass_instance.
5964 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5966 PR tree-optimization/24659
5967 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5968 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5969 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5970 OTI_vec_pack_ufix_trunc.
5971 (vec_unpacks_float_hi_optab): Define new macro.
5972 (vec_unpacks_float_lo_optab): Ditto.
5973 (vec_unpacku_float_hi_optab): Ditto.
5974 (vec_unpacku_float_lo_optab): Ditto.
5975 (vec_pack_sfix_trunc_optab): Ditto.
5976 (vec_pack_ufix_trunc_optab): Ditto.
5977 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5978 and vec_pack_[s|u]fix_trunc_optab using
5979 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5980 * tree-vectorizer.c (supportable_widening_operation): Handle
5981 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5982 (supportable_narrowing_operation): New function.
5983 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5984 * tree-vect-transform.c (vectorizable_conversion): Handle
5985 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5986 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5987 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5988 to check for target support.
5989 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5990 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5991 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5992 for VEC_PACK_FIX_TRUNC_EXPR.
5993 (expand_binop): Special case mode of the result for
5994 vec_pack_[u|s]fix_trunc_optab.
5995 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5996 vec_pack_[u|s]fix_trunc_optab.
5998 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5999 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
6000 * tree-pretty-print.c (dump_generic_node): Handle
6001 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
6002 VEC_PACK_FIX_TRUNC_EXPR.
6004 * expr.c (expand_expr_real_1): Ditto.
6005 * tree-inline.c (estimate_num_insns_1): Ditto.
6006 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
6008 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
6009 (vec_unpacks_float_lo_v8hi): Ditto.
6010 (vec_unpacku_float_hi_v8hi): Ditto.
6011 (vec_unpacku_float_lo_v8hi): Ditto.
6012 (vec_unpacks_float_hi_v4si): Ditto.
6013 (vec_unpacks_float_lo_v4si): Ditto.
6014 (vec_pack_sfix_trunc_v2df): Ditto.
6016 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
6018 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
6019 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
6020 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
6021 [vec_pack_ufix_trunc]: Ditto.
6022 [vec_unpacks_float_hi]: Ditto.
6023 [vec_unpacks_float_lo]: Ditto.
6024 [vec_unpacku_float_hi]: Ditto.
6025 [vec_unpacku_float_lo]: Ditto.
6027 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
6029 * soft-fp/README: Update for new files.
6030 * soft-fp/floattisf.c: New file.
6031 * soft-fp/floattidf.c: New file.
6032 * soft-fp/floattitf.c: New file.
6033 * soft-fp/floatuntisf.c: New file.
6034 * soft-fp/floatuntidf.c: New file.
6035 * soft-fp/floatuntitf.c: New file.
6036 * soft-fp/fixsfti.c: New file.
6037 * soft-fp/fixdfti.c: New file.
6038 * soft-fp/fixtfti.c: New file.
6039 * soft-fp/fixunssfti.c: New file.
6040 * soft-fp/fixunsdfti.c: New file.
6041 * soft-fp/fixunstfti.c: New file.
6042 * soft-fp/extendxftf.c: New file.
6043 * soft-fp/trunctfxf.c: New file.
6045 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
6046 (__trunctfxf2): Ditto.
6048 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
6049 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
6050 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
6051 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
6052 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
6053 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
6055 * config/i386/t-fprules-softfp64: New file.
6056 * config/i386/sfp-machine.h: New file.
6057 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
6058 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
6059 and soft-fp/t-softfp to tmake_file.
6060 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
6061 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
6063 * config/i386/t-linux64 (softfp_wrap_start): New.
6064 (softfp_wrap_end): New.
6065 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
6066 supported for TARGET_64BIT.
6068 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
6070 * c-common.c (c_common_signed_or_unsigned_type): Emulate
6071 c_common_unsigned_type behavior.
6073 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
6075 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
6078 2007-05-16 Eric Christopher <echristo@apple.com>
6080 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
6081 saving after stack push. Set sp_offset whenever we push.
6082 (rs6000_emit_epilogue): Move altivec register restore before
6085 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6087 * configure.ac: Allow sysroots to be relocated under $prefix as
6088 well as $exec_prefix.
6089 * configure: Regenerate.
6091 2007-05-16 Richard Sandiford <richard@codesourcery.com>
6095 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6097 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6098 (gcc_tooldir): Likewise.
6099 * configure: Regenerate.
6100 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6101 old configure.ac gcc_tooldir setting.
6102 (prefix_to_exec_prefix): New variable.
6103 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6104 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6106 2007-05-14 Janis Johnson <janis187@us.ibm.com>
6108 * c-typeck.c (build_binary_op): Return early for error.
6110 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
6112 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
6113 struct nb_iter_bound.
6114 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
6115 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
6116 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
6117 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
6118 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
6119 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
6120 (del_scev_info): Use ggc_free.
6121 (scev_initialize): Allocate scalar_evolution_info in gc memory.
6122 * loop-init.c: Include ggc.h.
6123 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
6124 (loop_optimizer_finalize): Use ggc_free.
6125 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
6126 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
6127 pass_iv_optimize): Add TODO_ggc_collect.
6128 * function.h (struct function): Remove skip marker from
6130 * cfgloop.c: Include ggc.h.
6131 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
6133 (establish_preds): Vector superloops is gc allocated.
6134 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
6136 (flow_loops_find): Vector larray is gc allocated.
6137 (loop_exit_free): Use ggc_free.
6138 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
6139 that head of exits list is now not a part of struct loop.
6140 (record_loop_exits): Allocate exits table in gc memory.
6141 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
6142 that head of exits list is now not a part of struct loop.
6143 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
6144 struct loop_exit): Add GTY marker.
6145 (struct loop): Add GTY marker. Make superloops vector gc allocated.
6146 Add skip marker to aux field. Make head of exits list a separate
6148 (struct loops): Add GTY marker. Make larray vector gc allocated.
6149 Add param marker to exits table.
6150 (get_loops): Type changed.
6151 * Makefile.in (tree-scalar-evolution.o): Add
6152 gt-tree-scalar-evolution.h dependency.
6153 (cfgloop.o, loop-init.o): Add ggc.h dependency.
6154 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
6155 * basic-block.h (struct basic_block_def): Remove skip marker from
6158 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
6160 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
6161 of 0 in the call to expand_expr().
6162 (expand_builtin_mathfn_3): Ditto.
6163 (expand_builtin_interclass_mathfn): Ditto.
6164 (expand_builtin_cexpi): Ditto.
6165 (expand_builtin_int_roundingfn): Ditto.
6166 (expand_builtin_int_roundingfn_2): Ditto.
6167 (expand_builtin_pow): Ditto.
6168 (expand_builtin_powi): Ditto.
6169 (expand_builtin_bswap): Ditto.
6170 (expand_builtin_unop): Ditto.
6171 (expand_builtin_fabs): Ditto.
6172 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
6173 the call to expand_expr().
6174 (expand_builtin_sync_operation): Ditto.
6175 (expand_builtin_compare_and_swap): Ditto.
6176 (expand_builtin_lock_test_and_set): Ditto.
6177 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
6178 instead of 0 in the call to expand_expr().
6179 (expand_builtin_extract_return_addr): Ditto.
6180 (expand_builtin_eh_return): Ditto.
6181 (expand_eh_return): Ditto.
6182 * explow.c (expr_size): Ditto.
6183 * expr.c (optimize_bitfield_assignment_op): Ditto.
6184 (expand_assignement): Ditto.
6185 (store_expr): Ditto.
6186 (store_field): Ditto.
6187 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
6188 the call to expand_expr().
6189 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
6190 in the call to expand_expr().
6191 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
6192 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
6193 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
6195 * optabs.c (expand_vec_shift_expr): Ditto.
6196 (expand_vec_cond_expr): Ditto.
6197 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
6198 call to expand_expr().
6199 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
6200 in the call to expand_expr().
6202 2007-05-14 Dave Korn <dave.korn@artimi.com>
6204 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
6206 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
6208 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
6209 instead of c_common_unsigned_type.
6210 (c_common_unsigned_type): Remove.
6211 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
6212 c_common_unsigned_type.
6213 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
6214 c_common_unsigned_type.
6215 * c-common.h (c_common_unsigned_type): Remove.
6216 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
6217 c_common_unsigned_type.
6218 * c-format.c (check_format_types): Use unsigned_type_for instead of
6219 c_common_unsigned_type.
6220 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6221 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
6222 of c_common_unsigned_type.
6223 * convert.c (convert_to_integer): Use unsigned_type_for instead of
6224 lang_hooks.types.unsigned_type.
6225 * expmed.c (make_tree): Use unsigned_type_for instead of
6226 lang_hooks.types.unsigned_type.
6227 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
6228 lang_hooks.types.unsigned_type.
6229 (build_range_check): Likewise.
6230 (fold_unary): Likewise.
6231 (fold_binary): Likewise.
6232 (fold_ternary): Likewise.
6233 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
6234 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
6235 * tree.c (get_unsigned_type): New.
6236 (unsigned_type_for): Use get_unsigned_type instead of
6237 lang_hooks.types.unsigned_type.
6239 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
6241 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
6242 to m68k_get_function_kind. Update its prototype.
6243 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
6245 (m68k_interrupt_function_p): Return enum m68k_function_type
6246 instead of bool. Rename to m68k_get_function_kind.
6247 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
6249 (m68k_compute_frame_layout): Don't mark any register for save
6250 if an interrupt_thread attribute is specified.
6251 (m68k_hard_regno_rename_ok): Update a use of
6252 m68k_interrupt_function_p.
6253 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
6254 m68k_interrupt_function_p.
6255 (m68k_function_type): New.
6256 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
6257 for a function with an interrupt_thread attribute.
6258 * doc/extend.texi: Document the interrupt_thread attribute.
6260 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
6262 Fix PR tree-optimization/31911
6263 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
6264 if they didn't change the expression.
6266 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
6268 * tree-scalar-evolution.c (resolve_mixers): Exported.
6269 * tree-scalar-evolution.h (resolve_mixers): Declare.
6270 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
6271 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6272 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
6273 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
6274 init_array_ref, init_pointer_ref, analyze_indirect_ref,
6275 strip_conversion, analyze_offset_expr, address_analysis,
6276 object_analysis, analyze_offset): Removed.
6277 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
6278 split_constant_offset, canonicalize_base_object_address,
6279 object_address_invariant_in_loop_p, disjoint_objects_p,
6280 dr_may_alias_p, dr_address_invariant_p): New functions.
6281 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
6282 and dr_analyze_alias.
6283 (initialize_data_dependence_relation): Use dr_may_alias_p
6284 and object_address_invariant_in_loop_p.
6285 (compute_self_dependence): Handle the case when
6286 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
6287 (find_data_references_in_stmt): Restrict the analysis of data
6288 references to the given loop nest.
6289 (find_data_references_in_loop): Made static. Pass loop nest to
6290 find_data_references_in_stmt.
6291 (compute_data_dependences_for_loop): Use DR_VOPS.
6292 (free_data_ref): Free DR_VOPS.
6293 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
6294 (struct innermost_loop_behavior): ... new.
6295 (struct base_object_info): Replaced by ...
6296 (struct indices): ... new.
6297 (struct dr_alias): New.
6298 (enum data_ref_type): Removed.
6299 (struct data_reference): Consist of struct innermost_loop_behavior,
6300 struct indices and struct dr_alias.
6301 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
6302 (DR_MEMTAG): Renamed to ...
6303 (DR_SYMBOL_TAG): ... this.
6304 (find_data_references_in_loop): Declaration removed.
6305 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
6306 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
6307 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
6308 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
6310 2007-05-13 Revital Eres <eres@il.ibm.com>
6312 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
6313 which walks virtual def-use chains to find redundant stores.
6314 (dse_optimize_stmt): Call it.
6316 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6318 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
6319 * passes.c (init_optimization_passes): Move pass_jump_bypass
6322 * basic-block.h (bb_has_eh_pred): Fix style issue.
6324 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
6326 PR rtl-optimization/31848
6327 * loop-invariant.c (move_invariant_reg): If we move an insn
6328 with a REG_EQUAL note, and that insn is not always executed,
6329 remove the REG_EQUAL note.
6331 2007-05-12 Richard Guenther <rguenther@suse.de>
6333 PR tree-optimization/31797
6334 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
6335 propagate into a stmt that has volatile ops.
6337 2007-05-12 Richard Sandiford <richard@codesourcery.com>
6339 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6340 (gcc_tooldir): Likewise.
6341 * configure: Regenerate.
6342 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6343 old configure.ac gcc_tooldir setting.
6344 (prefix_to_exec_prefix): New variable.
6345 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6346 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6348 2007-05-11 Silvius Rus <rus@google.com>
6350 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
6351 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
6352 * c-common.h (strict_aliasing_warning): Change return type.
6353 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
6354 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
6355 (build_c_cast): Condition call to strict_aliasing_warning.
6356 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
6357 * flags.h (set_Wstrict_aliasing): Declare.
6358 * opts.c (set_Wstrict_alising): Define, add call to.
6359 * tree-flow.h (strict_aliasing_warning_backend): Declare.
6360 * tree-ssa-alias-warnings.c: New file.
6361 * tree-ssa-alias.c (compute_may_aliases): Add call to
6362 strict_aliasing_warning_backend.
6364 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
6366 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
6367 Use loop_depth and loop_outer accessor functions.
6368 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
6369 determine_invariantness_stmt, move_computations_stmt): Ditto.
6370 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
6371 add_loop, loopify, unloop, fix_loop_structure): Ditto.
6372 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
6373 * tree-scalar-evolution.c (interpret_loop_phi,
6374 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
6375 instantiate_parameters_1, scev_const_prop): Ditto.
6376 * cfghooks.c (make_forwarder_block): Ditto.
6377 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
6378 * modulo-sched.c (loop_canon_p): Ditto.
6379 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
6380 slpeel_can_duplicate_loop_p): Ditto.
6381 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
6382 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
6383 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
6384 cancel_loop, verify_loop_structure): Ditto.
6385 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
6386 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
6387 superloops vector instead of "pred" array.
6388 (establish_preds): Take father loop as an argument. Initialize the
6390 (flow_loop_tree_node_add): Pass father loop to establish_preds.
6391 Do not initialize loop->outer.
6392 (flow_loop_tree_node_remove): Truncate the superloops vector.
6393 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
6394 "pred" merged to "superloops" vector.
6395 (loop_depth, loop_outer): New.
6396 (fel_init): Use loop_outer.
6398 2007-05-11 Jan Hubicka <jh@suse.cz>
6400 * cgraphunit.c: Include gt-cgraphunit.h
6401 (static_ctors, static_dtors): New static vars.
6402 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
6403 based on implementation in c-common.c
6404 (cgraph_finalize_function): Call record_cdtor_fn.
6405 (cgraph_optimize): Call cgraph_build_cdtor_fns.
6406 * decl.c (finish_function): Do not call c_record_cdtor_fn.
6407 (c_write_global_declarations): Do not call c_build_cdtor_fns.
6408 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
6409 build_cdtor, c_build_cdtor_fns): Remove.
6410 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
6411 c_build_cdtor_fns): Remove prototype.
6413 2007-05-11 Paolo Carlini <pcarlini@suse.de>
6416 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
6417 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
6418 * builtins.c (fold_builtin_memchr): New.
6419 (expand_builtin_memchr): Call the latter.
6420 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
6421 * doc/extend.texi ([Other built-in functions provided by GCC]):
6424 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
6426 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
6427 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
6428 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
6429 PFPO_OP1_TYPE_SHIFT): Constants added.
6430 (DFP_ALL): Mode macro defined.
6431 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
6432 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
6433 Insn definitions added.
6434 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
6435 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
6438 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
6440 PR tree-optimization/31885
6441 * tree-chrec.c (chrec_contains_undetermined): Do not consider
6442 NULL_TREE to be undetermined.
6443 (automatically_generated_chrec_p): Return false for NULL.
6445 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6447 * config/bfin/bfin.h (MOVE_RATIO): Define.
6449 2007-05-10 Richard Sandiford <richard@codesourcery.com>
6451 * config.gcc (sparc-wrs-vxworks): New target.
6452 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
6453 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
6454 * config/sparc/sparc.h: Include vxworks-dummy.h.
6455 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
6456 include LABEL_REFs too.
6457 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
6458 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
6460 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
6462 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
6463 (sparc_emit_call_insn): New function.
6464 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
6465 functions when generating VxWorks PIC.
6466 * config/sparc/sparc.md (vxworks_load_got): New pattern.
6467 (call, call_value): Use sparc_emit_call_insn instead of
6470 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6472 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
6474 2007-05-09 Bob Wilson <bob.wilson@acm.org>
6476 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
6477 for floating-point values if HOST_BITS_PER_LONG > 32. Use
6478 split_double instead of operand_subword.
6480 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
6482 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
6483 * config/bfin/bfin.c (bfin_local_alignment): New function.
6484 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
6486 2007-05-08 Chao-ying Fu <fu@mips.com>
6488 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
6489 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
6490 (smsub_widen_optab, umsub_widen_optab): Define.
6491 * optabs.c (init_optabs): Initialize smsub_widen_optab and
6493 * genopinit.c (optabs): Fill in smsub_widen_optab and
6495 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
6496 and umsub_widen_optab to implement multiply-subtract sequences.
6497 * config/mips/mips.md (*msac<u>_di): Rename to...
6498 (<u>msubsidi4): ...this. Extend condition to include
6499 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6500 of operand 0 to "ka" and use the three-operand form of msub<u>
6502 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
6505 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
6507 PR rtl-optimization/28011
6508 * reload.c (push_reload): Set dont_share if IN appears in OUT
6509 also when IN is a PLUS rtx.
6510 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
6513 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
6515 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
6516 call unshare_all_decls.
6517 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
6518 (unshare_all_decls): Remove.
6520 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
6523 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
6526 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
6527 Nigel Stephens <nigel@mips.com>
6529 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
6530 Update comments and all uses.
6531 (MIN_FPRS_PER_FMT): Define.
6532 * config/mips/mips.c (function_arg): Fix to correctly handle
6533 the -mips32r2 -mfp64 -mabi=32 case.
6534 (override_options): Enable use of odd-numbered registers for
6535 SFmode values on MIPS32.
6536 (mips_save_reg_p): Save whole floating-point register pair if
6537 either half is used.
6538 (compute_frame_size): Fix comment.
6540 2007-05-08 Jie Zhang <jie.zhang@analog.com>
6542 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
6543 argument of type bool.
6544 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
6545 argument. Safely select temporary P register according to it.
6546 (do_link): Change call site of add_to_reg accordingly.
6547 (do_unlink): Add epilogue_p as a fourth argument and pass it
6549 (expand_interrupt_handler_epilogue): Change call of do_unlink
6551 (bfin_expand_prologue): Add a third argument sibcall_p.
6552 * config/bfin/bfin.md (epilogue): Change call of
6553 bfin_expand_epilogue accordingly.
6554 (sibcall_epilogue): Likewise.
6555 (eh_return_internal): Likewise.
6557 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
6558 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
6559 * config/bfin/bfin.c (bfin_handle_option): Handle
6560 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
6561 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
6562 Support bf534, bf536 and bf561.
6563 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
6565 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
6568 * config/i386/i386.c (ix86_function_regparm): Process local
6569 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
6571 2007-05-07 Mike Stump <mrs@apple.com>
6573 * doc/invoke.texi (Warning Options): Document that -Wempty-body
6574 also checks for and while statements in C++.
6576 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
6578 * gcc.c (at_file_supplied): New variable.
6579 (main): Set it if we expanded argv.
6580 (do_spec_1): Pass an @-file to the linker if we were called with
6581 an @-file argument and HAVE_GNU_LD.
6582 * collect2.c (at_file_supplied): New variable.
6583 (response_file): New variable.
6584 (collect_exit): Unlink response_file if necessary.
6585 (handler): Likewise.
6586 (do_wait): Likewise.
6587 (main): Set at_file_supplied if we expanded argv.
6588 (collect_execute): Pass an @-file to subprocesses if we were called
6589 with an @-file argument.
6590 * configure.ac: Add define for HAVE_GNU_LD.
6591 * configure: Regenerate.
6592 * config.in: Regenerate.
6594 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
6596 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
6602 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
6604 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
6605 (TARGET_ENCODE_SECTION_INFO): Re-define.
6606 (m32c_encode_section_info): New
6607 (function_vector_handler): New
6608 (current_function_special_page_vector): New
6609 (m32c_special_page_vector_p): New.
6610 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
6612 * config/m32c/jump.md: Added instruction JSRS for functions
6613 with attribute "function_vector".
6614 * doc/extend.texi (function_vector): Added description
6615 for M16C, M32C targets.
6617 2007-05-07 DJ Delorie <dj@redhat.com>
6620 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
6621 ashrpsi3, lshrpsi3): Update shift count constraint.
6623 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
6624 Nathan Froyd <froydnj@codesourcery.com>
6627 * c-incpath.c (add_path): Strip trailing path separators.
6629 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
6631 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
6632 Free dominance info before purging EH edges.
6633 (eliminate_degenerate_phis): Likewise.
6634 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
6636 2007-05-07 Jan Hubicka <jh@suse.cz>
6638 * gimplify.c (gimplify_expr): Do not crash when folding
6639 (void *)(int)&a + 4.
6641 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6644 * c-opts.c (lang_fortran): Make it non static.
6645 * c-common.h (lang_fortran): New prototype.
6646 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
6647 -lang-fortran option was passed by the driver.
6649 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
6651 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
6652 of ASSERT_CHECKING. Tweak message.
6654 2007-05-06 Revital Eres <eres@il.ibm.com>
6657 * loop-unroll.c (insert_var_expansion_initialization):
6658 Initialize the expansions with -zero instead of +zero.
6660 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
6662 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6663 into pic and non-pic versions. Mark r19 as used for
6664 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6665 for tgd_load, tld_load and tie_load .
6666 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6667 version of tgd_load, tld_load and tie_load depending on the
6670 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6671 Jakub Jelinek <jakub@redhat.com>
6673 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6674 (__do_global_dtors_aux): Use more paranoid loop to run
6675 destructors if HIDDEN_DTOR_LIST_END.
6676 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6678 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6680 * varasm.c (align_variable): Don't increase alignment for
6681 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6682 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6684 2007-05-04 Josh Conner <jconner@apple.com>
6686 * basic-block.h (cdi_direction): Assign values to all enumeration
6688 (dom_computed): Remove.
6689 (dom_info_state): New.
6690 (set_dom_info_availability): New.
6691 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6692 walk_data.dom_direction.
6693 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6694 instead of dom_computed[].
6695 (split_edge): Likewise.
6696 (create_basic_block): Likewise.
6697 (merge_blocks): Likewise.
6698 * ifcvt.c (find_if_header): Likewise.
6699 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6700 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6701 * tree-ssa.c (verify_ssa): Likewise.
6702 * tree-cfg.c (tree_verify_flow_info): Likewise.
6703 (remove_edge_and_dominated_blocks): Likewise.
6704 * dominance.c (dom_computed): Make static.
6705 (calc_dfs_tree_nonrec): Change third param to a bool.
6706 (calc_dfs_tree): Change second param to a bool.
6707 (calc_idioms): Change second param to a bool. Use
6708 dom_convert_dir_to_idx.
6709 (init_dom_info): Validate dir before using.
6710 (dom_convert_dir_to_idx): New.
6711 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6712 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6713 (free_dominance_info): Use dom_convert_dir_to_idx.
6714 (get_immediate_dominator): Likewise.
6715 (set_immediate_dominator): Likewise.
6716 (get_dominated_by): Likewise.
6717 (redirect_immediate_dominators): Likewise.
6718 (nearest_common_denominator): Likewise.
6719 (dominated_by_p): Likewise.
6720 (bb_dom_dfs_in): Likewise.
6721 (bb_dom_dfs_out): Likewise.
6722 (recount_dominator): Likewise.
6723 (iterate_fix_dominators): Likewise.
6724 (add_to_dominance_info): Likewise.
6725 (delete_from_dominance_info): Likewise.
6726 (first_dom_son): Likewise.
6727 (next_dom_son): Likewise.
6728 (dom_info_available_p): Likewise.
6729 (dom_info_state): New.
6730 (set_dom_info_availability): New.
6732 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6734 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6736 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6738 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6740 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6741 (subdi3, subdi_carry): Delete.
6743 2007-05-04 Jan Hubicka <jh@suse.cz>
6744 Richard Guenther <rguenther@suse.de>
6746 * opts.c (decode_options): Do not fiddle with inlining
6747 parameters in case of optimizing for size.
6748 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6749 for size do nothing.
6750 (cgraph_decide_inlining_of_small_function): When optimizing for
6751 size never inline functions increasing caller size.
6752 (cgraph_early_inlining): Inline for size when optimizing for size.
6754 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6756 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6757 logical operations piecewise.
6758 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6759 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6760 subdi_sesidi_di): Delete.
6761 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6762 the generated sequence. Allow three-reg add in constraints. Rewrite
6763 the rtl expression for carry to avoid zero_extend of a constant.
6764 (sub_with_carry): New pattern.
6765 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6766 different sequence not involving jumps.
6767 (notbi): Now a named pattern.
6769 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6771 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6772 Add the note about a significant loss of accuracy of some
6773 mathematical routines when these options are used.
6775 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6777 * haifa-sched.c (rtx_vec_t): New typedef.
6778 (contributes_to_priority_p): Extract piece of priority () into new
6780 (priority): Use the function. Add assertion.
6781 (rank_for_schedule, set_priorities): Add assertion to check that
6782 insn's priority is initialized.
6783 (clear_priorities, calc_priorities): Change signature. Make it update
6784 all relevant insns. Update all callers ('add_to_speculative_block ()'
6785 and 'create_block_check_twin ()').
6786 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6787 Add new field 'priority_status'.
6788 (INSN_PRIORITY_STATUS): New macro.
6789 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6791 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6793 * sched-ebb.c (debug_ebb_dependencies): New static function.
6794 (init_ready_list): Use it.
6796 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6797 with changed signature and 'debug_rgn_dependencies ()'.
6798 (debug_rgn_dependencies): New static function.
6799 (init_ready_list): Use it.
6801 * sched-int.h (debug_dependencies): Declare.
6803 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6805 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6807 2007-05-04 Dirk Mueller <dmueller@suse.de>
6809 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6811 2007-05-03 Jan Hubicka <jh@suse.cz>
6813 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6814 ((T1)X op (T1)Y), for pointer type in more cases than before.
6816 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6818 * tree-object-size.c (plus_expr_object_size): When operand size is
6819 unknown, return unknown.
6821 2007-05-03 Dirk Mueller <dmueller@suse.de>
6823 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6825 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6828 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6830 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6832 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6834 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6836 * config/soft-fp/double.h, config/soft-fp/extended.h,
6837 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6838 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6839 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6840 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6843 2007-05-03 Ian Lance Taylor <iant@google.com>
6845 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6846 MASK_PPC_GFXOPT for 8540 or 8548.
6848 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6850 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6851 vect_print_dump_info() to output debug information.
6853 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6856 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6857 operands of size 2 when operand is not MEM_P.
6859 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6861 PR tree-optimization/30565
6862 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6864 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6866 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6867 (umulsi3_highpart): Use them.
6868 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6869 for final accumulator to D regisster tranfser.
6871 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6873 PR tree-optimization/31699
6874 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6876 (vect_enhance_data_refs_alignment): Compute peel amount using
6877 TYPE_VECTOR_SUBPARTS instead of vf.
6878 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6880 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6883 * system.h: Remove inclusion of double-int.h
6884 * tree.h: Include double-int.h
6885 * gengtype.c: Likewise
6886 * cfgloop.h: Likewise
6887 * Makefile.in: Adjust dependencies on double-int.h
6889 2007-05-02 Eric Christopher <echristo@apple.com>
6891 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6892 -shared to -Zdynamiclib.
6894 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6897 * c-common.c (strip_pointer_or_array_types): New function.
6898 * c-common.h (strip_pointer_or_array_types): New function declaration.
6900 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6902 PR tree-optimization/31771
6903 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6905 2007-05-02 Paul Brook <paul@codesourcery.com>
6907 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6909 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6912 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6915 2007-05-02 Nick Clifton <nickc@redhat.com>
6917 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6919 2007-05-02 Richard Guenther <rguenther@suse.de>
6921 PR tree-optimization/31146
6922 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6923 argument, single_use_p. If we have a single use that is
6924 a conversion to the definition rhs type, propagate that rhs.
6925 (forward_propagate_addr_expr): Pass single_use_p argument
6926 to forward_propagate_addr_expr_1.
6928 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6930 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6933 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6935 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6936 'AMD Family 10 core'.
6938 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6940 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6941 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6942 with SSE3 instruction set support.
6943 * doc/invoke.texi: Likewise.
6945 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6947 * config/i386/i386.c (override_options): Tuning 32-byte loop
6948 alignment for amdfam10 architecture. Increasing the max loop
6949 alignment to 24 bytes.
6951 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6953 * config/m68k/constraints.md: New.
6954 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6955 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6956 EXTRA_CONSTRAINT): Remove.
6957 * config/m68k/m68k.md: Include constraints.md.
6958 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6960 2007-05-01 Ian Lance Taylor <iant@google.com>
6962 PR tree-optimization/31739
6963 * tree-vrp.c (vrp_val_is_max): New static function.
6964 (vrp_val_is_min): New static function.
6965 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6967 (set_value_range): Use vrp_val_is_{max,min}.
6968 (extract_range_from_assert): Likewise.
6969 (extract_range_from_binary_expr): Likewise.
6970 (extract_range_from_unary_expr): Likewise.
6971 (dump_value_range, vrp_meet): Likewise.
6972 (vrp_visit_phi_node): Likewise.
6973 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6975 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6977 * config/i386/gmon-sol2.c (size_t): New type.
6978 (intptr_t): Likewise.
6979 (s_textsize): Declare as size_t.
6981 (monstartup): Use size_t for sizes.
6982 (_mcount): Save and restore registers.
6983 (internal_mcount): Pass 0 as the first argument to monstartup
6985 (moncontrol): Convert pointer to appropriately sized integer
6986 before passing to profil.
6988 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6990 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6991 __NO_FPRS__, not just if _SOFT_DOUBLE.
6992 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6993 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6994 also for E500 double.
6995 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6996 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6999 2007-05-01 Richard Guenther <rguenther@suse.de>
7001 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
7004 2007-05-01 Joseph Myers <joseph@codesourcery.com>
7006 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
7008 2007-05-01 Jan Hubicka <jh@suse.cz>
7010 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
7013 2007-05-01 Jan Hubicka <jh@suse.cz>
7015 * tree.h (maybe_fold_offset_to_component_ref): Remove.
7016 (maybe_fold_offset_to_reference): Declare.
7017 * fold-const.c (fold_unary): Do not fold
7018 (type *)&A into &A->field_of_type_and_offset_0
7019 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
7020 size is unknown, give up.
7021 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
7023 (maybe_fold_offset_to_reference): New.
7024 (maybe_fold_stmt_indirect): Use it.
7025 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
7026 * gimplify.c (gimplify_conversion): Canonicalize conversions to
7028 (gimplify_expr): Likewise for plus_expr.
7030 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
7032 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
7033 bsi_after_labels. Always insert statements before bsi.
7034 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7035 * predict.c (apply_return_prediction): Check for empty blocks.
7036 * cfgexpand.c (lab_rtx_for_bb): New variable.
7037 (label_rtx_for_bb): Do not create new tree labels.
7038 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
7039 (tree_expand_cfg): Initialize lab_rtx_for_bb.
7040 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
7042 (label_for_bb): Add field used.
7043 (update_eh_label, main_block_label): Mark the label used.
7044 (cleanup_dead_labels): Remove unused labels.
7046 2007-05-01 Richard Guenther <rguenther@suse.de>
7048 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
7049 if it is not about to be set.
7050 (get_value_range): Do not pre-allocate equiv bitmap.
7051 (update_value_range): No need to clear equiv field.
7052 (add_equivalence): Change prototype to get bitmap pointer.
7053 Allocate bitmap here if it is not already.
7054 (extract_range_from_assert): Do not allocate bitmap here.
7055 Update callers to add_equivalence.
7056 (extract_range_from_ssa_name): Likewise.
7057 (get_vr_for_comparison): New static helper.
7058 (compare_name_with_value): Handle NULL equiv bitmap by
7059 peeling the first iteration of the comparison loop.
7060 Use get_vr_for_comparison.
7061 (compare_names): Handle NULL equiv bitmaps by using fake
7062 ones. Use get_vr_for_comparison.
7064 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
7066 * double-int.c (mpz_set_double_int): Moved from
7067 tree-ssa-loop-niter.c.
7068 (mpz_get_double_int): Likewise; also, add option to wrap
7069 out-of-range integers.
7070 * double-int.h: New prototypes for above.
7071 * tree.c (get_static_type_bounds): Moved from
7072 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
7073 TYPE_MAX_VALUE if they exist..
7074 * tree.h: New prototype for above.
7075 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
7076 get_type_bounds calls.
7077 (mpz_set_double_int): Move to double-int.c.
7078 (get_type_bounds): Move to tree.c, rename to
7079 get_static_type_bounds.
7080 (mpz_to_double_int): Move to double-int.c, rename to
7083 2007-04-30 Bob Wilson <bob.wilson@acm.org>
7085 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
7086 DIV0 exception can fall through to a normal return.
7088 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
7092 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
7093 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
7094 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7095 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
7096 initialize align to silence bogus warning.
7097 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
7098 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
7100 (struct sra_walk_fns): Remove use_all parameter from use.
7101 (sra_hash_tree): Handle BIT_FIELD_REFs.
7102 (sra_elt_hash): Don't hash bitfld blocks.
7103 (sra_elt_eq): Skip them in parent compares as well. Handle
7105 (sra_walk_expr): Don't maintain or pass down use_all_p.
7106 (scan_use): Remove use_all parameter.
7107 (scalarize_use): Likewise. Re-expand assignment to
7108 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
7109 output, and re-scalarize after output. Don't mark anything
7111 (scalarize_ldst): Adjust.
7112 (scalarize_walk_gimple_modify_statement): Likewise.
7113 (build_element_name_1): Handle BIT_FIELD_REFs.
7114 (instantiate_element): Don't warn for any element whose parent
7116 (instantiate_missing_elements_1): Return the sra_elt.
7117 (canon_type_for_field): New.
7118 (try_instantiate_multiple_fields): New.
7119 (instantiate_missing_elemnts): Use them.
7120 (mark_no_warning): Removed.
7121 (generate_one_element_ref): Handle BIT_FIELD_REFs.
7122 (REPLDUP, sra_build_elt_assignment): New.
7123 (generate_copy_inout): Use them.
7124 (generate_element_copy): Likewise. Handle bitfld differences.
7125 (generate_element_zero): Don't recurse for blocks. Use
7126 sra_build_elt_assignment.
7127 (generate_one_element_int): Take elt instead of var. Use
7128 sra_build_elt_assignment.
7129 (generate_element_init_1): Adjust.
7130 (scalarize_use, scalarize_copy): Use REPLDUP.
7131 (scalarize_ldst): Move assert before dereference.
7132 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
7134 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7137 * tree.c (reconstruct_complex_type): Reconstruct a reference
7139 Also use the same mode for the pointer as the old pointer type.
7141 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7143 * doc/trouble.texi (Interoperation): Remove note about Ultrix
7146 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
7148 PR rtl-optimization/31676
7149 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
7150 (df_refs_record): Call it.
7152 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
7154 * rtl.def (SS_ABS): New code.
7155 * config/bfin/bfin.c (print_operand): New modifier 'v'.
7156 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
7157 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
7158 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
7159 (bfin_init_builtins): Define them.
7160 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
7161 (bfin_expand_builtin): ... and handle the others here.
7162 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
7163 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
7164 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
7165 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
7166 operand is only HImode.
7168 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
7170 * regclass.c (scan_one_insn): Remove splitting of
7173 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
7174 Nigel Stephens <nigel@mips.com>
7176 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
7178 2007-04-28 Jan Hubicka <jh@suse.cz>
7180 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
7181 insn_locators_alloc instead of insn_locators_initialize;
7182 call reset_block_changes.
7183 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7184 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
7185 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
7186 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
7187 * config/score/score.c (th_output_mi_thunk): Likewise.
7188 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7189 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
7190 tolerate uninitialized locator info.
7193 * function.c (init_function_start): Don't init line number info.
7194 (expand_function_end): Update.
7195 (reset_block_changes, record_block_change, finalize_block_changes,
7196 check_block_change, free_block_changes): Kill.
7197 * function.h (reset_block_changes, record_block_change,
7198 finalize_block_changes, check_block_change, free_block_changes):
7200 (struct function): Remove ib_boundaries_block.
7201 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7202 Use curr_insn_locator to initialize locator.
7203 (emit_line_note): Remove.
7204 * cfgexpand.c (expand_gimple_cond_expr): Update.
7205 (construct_exit_block): Likewise.
7206 (tree_expand_cfg): Initialize/finalize locators.
7207 * expr.c (expand_expr_real): Update.
7208 * cfglayout.c (line_locators_locs, line_locators_lines,
7209 file_locators_locs, file_locators_files): Remove.
7210 (set_block_levels): Move to cfgexpand.c.
7211 (insn_locators_initialize): Remove.
7212 (pass_insn_locators_initialize): Remove.
7213 (locations_locators_locs, locations_locators_vals): New static vars.
7214 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7216 (insn_locators_alloc, insn_locators_finalize,
7217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7219 (locator_location): New.
7220 (locator_line, locator_file): Rewrite.
7221 * rtl.h (emit_line_note): Kill.
7222 (insn_locators_alloc, insn_locators_finalize,
7223 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7225 * tree-inline.c (initialize_cfun): Do not initialize
7226 ib_boundaries_block.
7227 * passes.c (pass_insn_locators_initialize): Remove.
7229 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
7231 * tree-cfg.c (move_block_to_fn): Release bb from dominance
7232 info. Update last_basic_block correctly.
7234 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
7237 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
7238 register itself to hold the offset constant. Tell flow the use
7239 of r4 and r5 when they are used.
7241 2007-04-27 Richard Guenther <rguenther@suse.de>
7243 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
7244 if we simplified anything.
7245 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
7246 warnings until we did a simplification and the stmt was not
7247 marked as TREE_NO_WARNING.
7249 2007-04-27 Mike Stump <mrs@apple.com>
7251 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
7253 2007-04-27 Ian Lance Taylor <iant@google.com>
7256 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
7257 TYPE_MAX_VALUE exist, convert them to the new type.
7259 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7261 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
7262 if it claims to be available.
7263 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
7265 (perform_tree_ssa_dce): Always free postdominators.
7267 2007-04-27 Richard Henderson <rth@redhat.com>
7269 * config/alpha/predicates.md (aligned_memory_operand): Mark
7270 as define_special_predicate.
7271 (unaligned_memory_operand, normal_memory_operand): Likewise.
7272 (reg_or_unaligned_mem_operand): Remove.
7273 (any_memory_operand): Match the documentation and check for
7274 non-renumbered pseudos during reload.
7275 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
7276 alpha_secondary_reload_class, update to new interface, make static.
7277 Handle CQImode like HImode. Remove FP subreg check.
7278 (alpha_expand_mov): Use replace_equiv_address.
7279 (alpha_expand_mov_nobwx): Use any_memory_operand.
7280 (TARGET_SECONDARY_RELOAD): New.
7281 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
7282 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
7283 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
7284 * config/alpha/alpha.md: ... here.
7285 (RELOAD12, reloadmode): New.
7287 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
7288 Don't handle the aligned case here.
7289 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
7290 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
7291 reload_inhi_help. Don't expect a scratch register.
7292 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
7294 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
7296 2007-04-27 Richard Guenther <rguenther@suse.de>
7298 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
7300 2007-04-27 Richard Guenther <rguenther@suse.de>
7302 PR tree-optimization/30965
7303 PR tree-optimization/30978
7304 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
7305 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
7306 (find_equivalent_equality_comparison): Likewise.
7307 (simplify_cond): Likewise.
7308 (get_prop_source_stmt): New helper.
7309 (get_prop_dest_stmt): Likewise.
7310 (can_propagate_from): Likewise.
7311 (remove_prop_source_from_use): Likewise.
7312 (combine_cond_expr_cond): Likewise.
7313 (forward_propagate_comparison): New function.
7314 (forward_propagate_into_cond): Rewrite to use fold for
7316 (tree_ssa_forward_propagate_single_use_vars): Call
7317 forward_propagate_comparison to propagate comparisons.
7319 2007-04-27 Richard Guenther <rguenther@suse.de>
7321 PR tree-optimization/31715
7322 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
7323 sure to do computation on the offset in an appropriate
7326 2007-04-27 Richard Sandiford <richard@codesourcery.com>
7328 * reload.h (elimination_target_reg_p): Declare.
7329 * reload.c (find_reloads): Don't apply the reg_rtx move
7330 optimization if the SET_DEST satisfies elimination_target_reg_p.
7331 * reload1.c (elimination_target_reg_p): New function.
7332 (gen_reload): In the move/add2 fallback, make sure that op0
7333 does not overlap the destination register.
7335 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7337 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
7338 transform only GIMPLE_MODIFY_STMTs.
7339 * tree-complex.c (expand_complex_operations_1): Ditto.
7340 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
7341 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
7342 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
7344 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
7345 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
7346 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
7347 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
7348 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
7349 slpeel_add_loop_guard): Ditto.
7350 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7351 * lambda-code.c (perfect_nestify): Ditto.
7352 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
7353 before the first statement.
7354 * tree-optimize.c (execute_free_datastructures): Fix comments.
7355 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
7356 * tree-flow.h (disband_implicit_edges): Declaration removed.
7357 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
7359 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
7360 COND_EXPRs without gotos.
7361 (disband_implicit_edges, has_label_p): Removed.
7362 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
7363 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
7365 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
7367 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
7368 also for COND_EXPRs.
7369 * cfgexpand.c (label_rtx_for_bb): New function.
7370 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
7371 Use label_rtx_for_bb to find the labels.
7372 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
7373 last block. Detect fallthru edges.
7375 2007-04-26 Ian Lance Taylor <iant@google.com>
7378 * reload.c (find_reloads_subreg_address): If the address was valid
7379 in the original mode but not in the new mode, reload the whole
7382 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7384 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
7385 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
7386 (cleanup_control_expr_graph): Do not invalidate dominance info.
7387 Record altered blocks.
7388 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
7389 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
7390 cleanup_tree_cfg_bb): New functions.
7391 (remove_forwarder_block): Do not maintain the worklist of blocks.
7392 Record altered blocks.
7393 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
7395 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
7396 delete_unreachable_blocks if dominators are not available.
7397 * tree-inline.c (optimize_inline_calls): Free dominance information
7399 * tree-flow.h (remove_edge_and_dominated_blocks,
7400 cfgcleanup_altered_bbs): Altered.
7401 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
7403 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
7405 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
7406 do not invalidate dominators.
7408 2007-04-26 Anatoly Sokolov <aesok@post.ru>
7410 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
7411 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
7412 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
7413 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7415 2007-04-26 Steve Ellcey <sje@cup.hp.com>
7417 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
7419 2007-04-26 Richard Guenther <rguenther@suse.de>
7421 PR tree-optimization/31703
7422 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
7423 the right type for the target of the bittest.
7425 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7427 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
7428 ix86_sol10_return_in_memory.
7430 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7432 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
7435 2007-04-26 Jakub Jelinek <jakub@redhat.com>
7438 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
7440 PR tree-optimization/30558
7441 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
7442 clear this_state.prev_try.
7444 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7445 Mark Mitchell <mark@codesourcery.com>
7447 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
7448 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
7449 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
7451 2007-04-26 Richard Sandiford <richard@codesourcery.com>
7454 * doc/invoke.texi (%:print-asm-header): Document.
7455 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
7457 (static_spec_functions): Add print-asm-header.
7458 (main): Print a banner before the --target-help linker options.
7459 (print_asm_header_spec_function): New function.
7461 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
7464 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
7465 (movsf_ie): Likewise.
7467 2007-04-25 Paolo Carlini <pcarlini@suse.de>
7469 * doc/extend.texi ([Type Traits]): Adjust per N2255.
7471 2007-04-25 Bob Wilson <bob.wilson@acm.org>
7473 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
7474 exception for divide-by-zero.
7475 (__umodsi3, __modsi3): Likewise.
7477 2007-04-25 Dirk Mueller <dmueller@suse.de>
7479 * c-typeck.c (build_compound_expr): Annotate warning()
7480 call with OPT_Wunused_value.
7481 * tree-ssa.c (warn_uninit): Annotate warning with
7483 * c-common.c (handle_sentinel_attribute): Annotate warning
7484 call with OPT_Wattributes.
7486 2007-04-25 Thiemo Seufer <ths@mips.com>
7488 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
7490 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
7491 on to the assembler. Improve handling of -mno-mips16. Add handling
7492 of -mno-mips3d, -mno-dsp, -mno-dspr2.
7493 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
7494 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
7495 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
7497 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
7500 * config/i386/winnt.c (i386_pe_file_end): Strip only
7501 USER_LABEL_PREFIX when writing export name.
7503 2007-04-25 Richard Sandiford <richard@codesourcery.com>
7505 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
7506 sh/elf.h, vx-common.h and vxworks.h.
7507 * config/sh/sh.h: Include config/vxworks-dummy.h.
7508 (SUBTARGET_OVERRIDE_OPTIONS): Define.
7509 (OVERRIDE_OPTIONS): Use it.
7510 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
7511 (vxworks_picreg): New pattern.
7512 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
7513 VXWORKS_OS_CPP_BUILTINS.
7514 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
7515 to their VXWORKS_* equivalents.
7516 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
7517 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
7518 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
7519 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
7520 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
7521 -mrtp/-fPIC multilibs.
7522 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
7523 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
7524 (MULTILIB_OSDIRNAMES): Delete.
7526 2007-04-25 Anatoly Sokolov <aesok@post.ru>
7529 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
7531 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
7533 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
7534 rounding mode to be specified by the caller.
7535 (real_to_mpfr) Likewise.
7536 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
7537 include new arguments.
7538 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
7540 2007-04-24 Ian Lance Taylor <iant@google.com>
7542 PR tree-optimization/31605
7543 * tree-vrp.c (set_value_range): Check that min and max are not
7544 both overflow infinities.
7545 (set_value_range_to_value): New static function.
7546 (extract_range_from_binary_expr): Call set_value_range_to_value.
7547 (extract_range_from_cond_expr): Likewise.
7548 (extract_range_from_expr): Likewise.
7549 (extract_range_from_unary_expr): Likewise. Don't create a range
7550 which overflows on both sides.
7551 (vrp_meet): Check for a useless range.
7552 (vrp_visit_phi_node): If we see a constant which looks like an
7553 overflow infinity, turn off the TREE_OVERFLOW flag.
7555 2007-04-24 Ian Lance Taylor <iant@google.com>
7557 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
7559 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
7562 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
7563 diagnostic message is being built.
7564 * tree-pretty-print.c (dump_generic_node): Only write the
7565 formatted text into BUFFER's stream if we are not building a
7567 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
7569 * Makefile.in (toplev.o): Depend on tree-pass.h.
7571 2007-04-24 Ian Lance Taylor <iant@google.com>
7573 PR tree-optimization/31602
7574 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
7575 conditionals in the copied loop header.
7576 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
7577 warnings if TREE_NO_WARNING is set.
7578 * doc/invoke.texi (Warning Options): Clarify that
7579 -Wstrict-overflow does not warn about loops.
7581 2007-04-24 Janis Johnson <janis187@us.ibm.com>
7583 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
7584 expand on the comment about _Decimal128 arguments and check the
7585 integer result of the modulus operation; for 64-bit ELF ABI, ensure
7586 that _Decimal128 argument uses even/odd register pair.
7587 (function_arg): Ditto.
7589 2007-04-24 Hui-May Chang <hm.chang@apple.com>
7591 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
7592 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
7594 2007-04-24 Richard Guenther <rguenther@suse.de>
7595 Olga Golovanevsky <olga@il.ibm.com>
7597 * fold-const.c (multiple_of_p): Check for bottom
7600 2007-04-24 Richard Henderson <rth@redhat.com>
7602 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
7603 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
7604 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
7605 looking for non-zero bits shifted out. Avoid a recursive call
7606 when constructing the scalar.
7607 (__floatundisf): Likewise.
7609 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
7611 * dwarf2out.c (field_byte_offset): Move the existing logic
7612 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
7613 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
7615 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7618 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
7619 length argument of 0 for memset.
7620 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
7621 unsigned shift instead of the signed variant.
7623 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7625 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
7626 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
7627 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
7628 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
7629 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
7630 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
7631 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
7632 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
7633 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
7634 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
7635 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
7636 "mul<mode>3", "div<mode>3"): Insn definitions added.
7637 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
7638 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
7639 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
7640 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
7641 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
7642 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
7643 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
7644 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
7645 TARGET_FLOAT_FORMAT): Macro definitions removed.
7646 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
7647 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
7648 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
7649 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
7650 (s390_gen_rtx_const_DI): Function removed.
7651 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
7653 2007-04-24 Richard Sandiford <richard@codesourcery.com>
7655 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
7656 over an external ffs function.
7658 2007-04-24 Chao-ying Fu <fu@mips.com>
7659 Richard Sandiford <richard@nildram.co.uk>
7661 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
7662 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7663 (smadd_widen_optab, umadd_widen_optab): Define.
7664 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7666 * genopinit.c (optabs): Fill in smadd_widen_optab and
7668 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7669 and umadd_widen_optab to implement multiply-add sequences.
7670 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7671 (<u>maddsidi4): ...this. Extend condition to include
7672 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7673 of operand 0 to "ka" and use the three-operand form of madd<u>
7675 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7677 * config/mips/constraints.md (ka): New register constraint.
7679 2007-04-24 Jan Hubicka <j@suse.cz>
7683 2007-04-23 Jan Hubicka <jh@suse.cz>
7684 * function.c (init_function_start): Don't init line number info.
7685 (expand_function_end): Update.
7686 (reset_block_changes, record_block_change, finalize_block_changes,
7687 check_block_change, free_block_changes): Kill.
7688 * function.h (reset_block_changes, record_block_change,
7689 finalize_block_changes, check_block_change, free_block_changes):
7691 (struct function): Remove ib_boundaries_block.
7692 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7693 Use curr_insn_locator to initialize locator.
7694 (emit_line_note): Remove.
7695 * cfgexpand.c (expand_gimple_cond_expr): Update.
7696 (construct_exit_block): Likewise.
7697 (tree_expand_cfg): Initialize/finalize locators.
7698 * expr.c (expand_expr_real): Update.
7699 * cfglayout.c (line_locators_locs, line_locators_lines,
7700 file_locators_locs, file_locators_files): Remove.
7701 (set_block_levels): Move to cfgexpand.c.
7702 (insn_locators_initialize): Remove.
7703 (pass_insn_locators_initialize): Remove.
7704 (locations_locators_locs, locations_locators_vals): New static vars.
7705 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7707 (insn_locators_alloc, insn_locators_finalize,
7708 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7710 (locator_location): New.
7711 (locator_line, locator_file): Rewrite.
7712 * rtl.h (emit_line_note): Kill.
7713 (insn_locators_alloc, insn_locators_finalize,
7714 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7716 * tree-inline.c (initialize_cfun): Do not initialize
7717 ib_boundaries_block.
7718 * passes.c (pass_insn_locators_initialize): Remove.
7720 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7722 * doc/invoke.texi: Removed leading '-' from option index entries.
7724 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7726 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7728 (create_phi_node): Use set_phi_nodes.
7729 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7730 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7731 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7732 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7733 (bsi_start, bsi_last): Use bb_stmt_list.
7734 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7735 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7736 Traverse the statements using tsi iterator.
7737 * basic-block.h (struct basic_block_def): Fields stmt_list
7738 and phi_nodes moved to ...
7739 (struct tree_bb_info): ... new structure.
7740 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7741 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7742 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7743 (tree_verify_flow_info): Verify that il.tree is not set for
7744 entry and exit block.
7745 (tree_split_block): Use set_bb_stmt_list.
7747 2007-04-23 Mike Stump <mrs@apple.com>
7749 * config/i386/i386.c (ix86_tune_features
7750 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7753 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7755 * config/i386/i386.md (prefix_extra): New attribute.
7756 (length): Add prefix_extra.
7758 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7759 (sse2_movntv2di): Likewise.
7760 (sse2_cvtps2dq): Likewise.
7761 (sse2_cvtpd2pi): Likewise.
7762 (sse2_cvttpd2pi): Likewise.
7763 (*sse2_cvtpd2ps): Likewise.
7764 (*add<mode>3): Likewise.
7765 (sse2_ssadd<mode>3): Likewise.
7766 (sse2_usadd<mode>3): Likewise.
7767 (*sub<mode>3): Likewise.
7768 (sse2_sssub<mode>3): Likewise.
7769 (sse2_ussub<mode>3): Likewise.
7770 (*mulv8hi3): Likewise.
7771 (*smulv8hi3_highpart): Likewise.
7772 (*umulv8hi3_highpart): Likewise.
7773 (sse2_umulv2siv2di3): Likewise.
7774 (sse2_pmaddwd): Likewise.
7775 (ashr<mode>3): Likewise.
7776 (lshr<mode>3): Likewise.
7777 (ashl<mode>3): Likewise.
7778 (sse2_ashlti3): Likewise.
7779 (sse2_lshrti3): Likewise.
7780 (*umaxv16qi3): Likewise.
7781 (*smaxv8hi3): Likewise.
7782 (*uminv16qi3): Likewise.
7783 (*sminv8hi3): Likewise.
7784 (sse2_eq<mode>3): Likewise.
7785 (sse2_gt<mode>3): Likewise.
7786 (*and<mode>3): Likewise.
7787 (sse2_nand<mode>3): Likewise.
7788 (*ior<mode>3): Likewise.
7789 (*xor<mode>3): Likewise.
7790 (sse2_packsswb): Likewise.
7791 (sse2_packssdw): Likewise.
7792 (sse2_packuswb): Likewise.
7793 (sse2_punpckhbw): Likewise.
7794 (sse2_punpcklbw): Likewise.
7795 (sse2_punpckhwd): Likewise.
7796 (sse2_punpcklwd): Likewise.
7797 (sse2_punpckhdq): Likewise.
7798 (sse2_punpckldq): Likewise.
7799 (sse2_punpckhqdq): Likewise.
7800 (sse2_punpcklqdq): Likewise.
7801 (*sse2_pinsrw): Likewise.
7802 (*sse2_pextrw): Likewise.
7803 (sse2_pshufd_1): Likewise.
7804 (sse2_uavgv16qi3): Likewise.
7805 (sse2_uavgv8hi3): Likewise.
7806 (sse2_psadbw): Likewise.
7807 (sse2_pmovmskb): Likewise.
7808 (*sse2_maskmovdqu): Likewise.
7809 (*sse2_maskmovdqu_rex64): Likewise.
7810 (sse4a_extrqi): Likewise.
7811 (sse4a_extrq): Likewise.
7812 (sse3_lddqu): Set prefix_rep.
7813 (sse3_addsubv4sf3): Likewise.
7814 (sse3_haddv4sf3): Likewise.
7815 (sse3_hsubv4sf3): Likewise.
7816 (sse_cvtss2si): Likewise.
7817 (sse_cvtss2si_2): Likewise.
7818 (sse_cvtss2siq): Likewise.
7819 (sse_cvtss2siq_2): Likewise.
7820 (sse_cvttss2si): Likewise.
7821 (sse_cvttss2siq): Likewise.
7822 (sse2_cvttps2dq): Likewise.
7823 (sse3_movshdup): Likewise.
7824 (sse3_movsldup): Likewise.
7825 (sse2_cvtsd2si): Likewise.
7826 (sse2_cvtsd2si_2): Likewise.
7827 (sse2_cvtsd2siq): Likewise.
7828 (sse2_cvtsd2siq_2): Likewise.
7829 (sse2_cvttsd2si): Likewise.
7830 (sse2_cvttsd2siq): Likewise.
7831 (*sse2_cvtpd2dq): Likewise.
7832 (*sse2_cvttpd2dq): Likewise.
7833 (sse2_pshuflw_1): Likewise.
7834 (sse2_pshufhw_1): Likewise.
7835 (sse4a_insertqi): Likewise.
7836 (sse4a_insertq): Likewise.
7837 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7838 (ssse3_phadddv4si3): Likewise.
7839 (ssse3_phaddswv8hi3): Likewise.
7840 (ssse3_phsubwv8hi3): Likewise.
7841 (ssse3_phsubdv4si3): Likewise.
7842 (ssse3_phsubswv8hi3): Likewise.
7843 (ssse3_pmaddubswv8hi3): Likewise.
7844 (ssse3_pmulhrswv8hi3): Likewise.
7845 (ssse3_pshufbv16qi3): Likewise.
7846 (ssse3_psign<mode>3): Likewise.
7847 (ssse3_palignrti): Likewise.
7848 (abs<mode>2): Likewise.
7849 (ssse3_phaddwv4hi3): Set prefix_extra.
7850 (ssse3_phadddv2si3): Likewise.
7851 (ssse3_phaddswv4hi3): Likewise.
7852 (ssse3_phsubwv4hi3): Likewise.
7853 (ssse3_phsubdv2si3): Likewise.
7854 (ssse3_phsubswv4hi3): Likewise.
7855 (ssse3_pmaddubswv4hi3): Likewise.
7856 (ssse3_pmulhrswv4hi3): Likewise.
7857 (ssse3_pshufbv8qi3): Likewise.
7858 (ssse3_psign<mode>3): Likewise.
7859 (ssse3_palignrdi): Likewise.
7860 (abs<mode>2): Likewise.
7861 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7862 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7863 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7865 2007-04-23 Nick Clifton <nickc@redhat.com>
7867 * params.def: Fix formatting of emacs local variables.
7869 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7871 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7872 move if inter-unit move isn't allowed.
7873 Don't split moving the first element of V2DI to DI to inter-unit
7874 move if inter-unit move isn't allowed.
7876 2007-04-23 Richard Guenther <rguenther@suse.de>
7878 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7879 and CDI_POST_DOMINATORS separately.
7881 2007-04-23 Nick Clifton <nickc@redhat.com>
7883 * c.opt (Wformat-contains-nul): Add warning attribute.
7885 2007-04-23 Jan Hubicka <jh@suse.cz>
7887 * function.c (init_function_start): Don't init line number info.
7888 (expand_function_end): Update.
7889 (reset_block_changes, record_block_change, finalize_block_changes,
7890 check_block_change, free_block_changes): Kill.
7891 * function.h (reset_block_changes, record_block_change,
7892 finalize_block_changes, check_block_change, free_block_changes):
7894 (struct function): Remove ib_boundaries_block.
7895 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7896 Use curr_insn_locator to initialize locator.
7897 (emit_line_note): Remove.
7898 * cfgexpand.c (expand_gimple_cond_expr): Update.
7899 (construct_exit_block): Likewise.
7900 (tree_expand_cfg): Initialize/finalize locators.
7901 * expr.c (expand_expr_real): Update.
7902 * cfglayout.c (line_locators_locs, line_locators_lines,
7903 file_locators_locs, file_locators_files): Remove.
7904 (set_block_levels): Move to cfgexpand.c.
7905 (insn_locators_initialize): Remove.
7906 (pass_insn_locators_initialize): Remove.
7907 (locations_locators_locs, locations_locators_vals): New static vars.
7908 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7910 (insn_locators_alloc, insn_locators_finalize,
7911 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7913 (locator_location): New.
7914 (locator_line, locator_file): Rewrite.
7915 * rtl.h (emit_line_note): Kill.
7916 (insn_locators_alloc, insn_locators_finalize,
7917 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7919 * tree-inline.c (initialize_cfun): Do not initialize
7920 ib_boundaries_block.
7921 * passes.c (pass_insn_locators_initialize): Remove.
7923 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7926 * expr.c (reduce_to_bit_field_precision): Handle
7929 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7931 PR tree-optimization/24659
7932 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7933 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7934 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7935 * genopinit.c (optabs): Rename vec_pack_mod_optab
7936 to vec_pack_trunc_optab.
7937 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7938 early for scalar floating point operands for NOP_EXPR.
7939 (vectorizable_type_promotion): Ditto.
7940 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7941 vec_pack_trunc_optab.
7942 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7944 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7945 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7946 Rename from VEC_PACK_MOD_EXPR.
7947 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7948 * expr.c (expand_expr_real_1): Ditto.
7949 * tree-inline.c (estimate_num_insns_1): Ditto.
7950 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7952 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7953 (vec_unpacks_lo_v4sf): Ditto.
7954 (vec_pack_trunc_v2df): Ditto.
7955 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7956 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7957 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7959 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7961 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7963 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7964 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7965 packing of floating point operands.
7966 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7967 represent unpacking of floating point operands.
7968 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7969 [vec_unpacks_hi]: Ditto.
7970 [vec_unpacks_lo]: Ditto.
7972 2007-04-22 Jan Hubicka <jh@suse.cz>
7974 * final.c (rest_of_handle_final): Call
7975 targetm.asm_out.constructor/targetm.asm_out.destructor
7976 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7977 proper priority via decl_*_priority_insert.
7978 * c-common.c (c_expand_body): Likewise.
7980 2007-04-22 Richard Guenther <rguenther@suse.de>
7982 PR tree-optimization/29789
7983 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7984 (rewrite_reciprocal): New helper split out from
7985 determine_invariantness_stmt.
7986 (rewrite_bittest): Likewise.
7987 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7988 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7991 2007-04-22 Revital Eres <eres@il.ibm.com>
7993 * loop-unroll.c (var_to_expand): New field to support also
7994 insns of the form x = something + x.
7995 (analyze_insn_to_expand_var): Use it.
7996 (expand_var_during_unrolling): Likewise.
7998 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8000 * predict.c: Include pointer-set.h.
8001 (bb_predictions): New variable.
8002 (tree_predicted_by_p, tree_predict_edge,
8003 remove_predictions_associated_with_edge): Use bb_predictions map
8004 instead of bb->predictions.
8005 (clear_bb_predictions, assert_is_empty): New functions.
8006 (combine_predictions_for_bb): Use bb_predictions map. Call
8007 clear_bb_predictions.
8008 (tree_estimate_probability): Create and free bb_predictions map.
8009 * Makefile.in (predict.o): Add pointer-set.h dependency.
8010 * basic-block.h (struct basic_block_def): Remove predictions
8012 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
8014 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
8017 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
8020 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8022 * timevar.c (timevar_print): Change reference of --disable-checking to
8023 --enable-checking=release. Also warn if assert checking is disabled.
8025 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8028 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
8029 decl as addressable if the compound literal was marked as
8031 Mark the decl as a gimple register if it is a complex or
8032 vector decl and does not live in memory.
8034 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
8036 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
8037 (GENERIC_NEXT): New function macro.
8038 (PHI_CHAIN): Use phi_node's new chain variable.
8039 (tree_phi_node): Change tree_common to tree_base
8040 and add the chain field.
8041 * tree-phinodes.c (make_phi_node): Don't set
8042 TREE_TYPE on the new node.
8043 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
8044 instead of checking GIMPLE_TUPLE_P in chain_next.
8045 * tree-vect-transform.c
8046 (get_initial_def_for_induction): Look at
8047 PHI_RESULT_TREE for the type of the phi node.
8048 (update_vuses_to_preheader): Use PHI_CHAIN
8049 instead of TREE_CHAIN on the phi node.
8050 * tree-ssa-structalias.c (compute_points_to_sets):
8052 (ipa_pta_execute): Likewise.
8054 2007-04-21 Richard Guenther <rguenther@suse.de>
8057 * fold-const.c (fold_unary): Call fold_convert_const on the
8060 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
8062 * gcse.c (store_killed_in_insn): Handle PARALLELs.
8063 (store_killed_in_pat): New.
8065 2007-04-20 Richard Henderson <rth@redhat.com>
8068 * config/i386/i386.c (type_has_variadic_args_p): Look for any
8069 TREE_LIST with a void_type_node value, not void_list_node exactly.
8071 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
8073 * doc/standards.texi: Re-arrange into language-specific
8074 subsections. Add a C++ section, documenting which standards we
8077 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
8079 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
8080 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
8082 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
8084 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
8085 ecrti.o and crtbegin.o.
8086 (LIB_DEFAULT_SPEC): Include -lc.
8087 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
8089 2007-04-20 Richard Henderson <rth@redhat.com>
8092 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
8093 argument; update all callers.
8094 (get_unaligned_offset): New.
8095 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
8096 get_unaligned_address, just pass on the address directly.
8097 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
8098 the subreg in the helper patterns.
8099 (unaligned_extendqidi_le): Use get_unaligned_offset.
8100 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
8101 (unaligned_extendhidi_be): Likewise.
8102 (unaligned_extendhidi): Tidy.
8103 * config/alpha/alpha-protos.h: Update.
8105 2007-04-20 Richard Henderson <rth@redhat.com>
8107 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
8108 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
8109 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
8110 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8111 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8112 (CPP_SPEC): Don't include %(cpp_subtarget).
8113 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
8114 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
8115 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
8117 2007-04-20 Jakub Jelinek <jakub@redhat.com>
8119 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
8120 for __builtin_ia32_cmpordss.
8122 PR tree-optimization/31632
8123 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
8124 and arg1 for optimizations of comparison against min/max values.
8125 Fold arg0 to arg1's type for optimizations of comparison against
8126 min+1 and max-1 values.
8128 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
8130 * reload.c (combine_reloads): When trying to use a dying register,
8131 check whether it's uninitialized and don't use if so.
8133 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
8135 * fold-const.c: Remove prototypes for native_encode_expr and
8136 native_interpret_expr.
8137 (native_encode_expr): Make non-static.
8138 (native_interpret_expr): Likewise.
8139 * tree.h: Add prototypes for the above.
8141 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8143 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
8144 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
8145 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
8146 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
8147 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
8148 Add length attributes.
8150 2007-04-19 Janis Johnson <janis187@us.ibm.com>
8152 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
8155 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
8156 __STDC_WANT_DEC_FP__.
8158 2007-04-19 Joseph Myers <joseph@codesourcery.com>
8160 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
8161 for long double compatibility.
8162 * configure: Regenerate.
8164 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
8166 PR rtl-optimization/29841
8167 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
8169 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
8170 that may cause control flow transfer from being moved.
8172 2007-04-18 Jan Hubicka <jh@suse.cz>
8174 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
8177 2007-04-18 Eric Christopher <echristo@apple.com>
8179 * config/rs6000/darwin.md (load_macho_picbase): Use link register
8180 only. Update operands.
8181 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
8182 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
8183 link register to pic register.
8185 2007-04-18 Dirk Mueller <dmueller@suse.de>
8188 * tree-vrp.c (search_for_addr_array): New.
8189 (check_array_bounds): Suppress warning about
8190 address taken of array refs if its not de-referenced.
8192 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8194 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
8195 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
8197 * tree-vectorizer.h (NITERS_KNOWN_P): New.
8198 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
8199 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
8201 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
8203 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
8205 (vect_analyze_scalar_cycles): Fix indentation.
8206 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
8207 (vect_mark_relevant): Include phis in relevance analysis.
8209 * tree-vect-transform.c (vect_transform_loop): Add an assert.
8211 2007-04-18 Anatoly Sokolov <aesok@post.ru>
8213 * config/avr/avr.c (ptrreg_to_str): Replace error() with
8214 output_operand_lossage().
8216 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8218 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
8219 the unused code for reduction without adjust-in-epilog to simplify the
8222 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
8224 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
8225 (S390_TDC_NEGATIVE_ZERO): New constant.
8226 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
8227 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
8228 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
8229 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
8230 (S390_TDC_POSITIVE_INFINITY): New constant.
8231 (S390_TDC_NEGATIVE_INFINITY): New constant.
8232 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
8233 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
8234 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
8235 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
8236 (S390_TDC_INFINITY): New constant.
8237 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
8238 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
8239 optimization for UNSPEC_CCZ_TO_INT.
8240 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
8241 ("*ccz_to_int"): New insn.
8242 ("isinf<mode>2"): New insn.
8243 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
8244 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
8245 (UNSPEC_CCZ_TO_INT): New constant.
8247 2007-04-18 Richard Guenther <rguenther@suse.de>
8249 PR tree-optimization/19431
8250 PR tree-optimization/21463
8251 * tree-pass.h (pass_phiprop): Declare.
8252 * passes.c (init_optimization_passes): New phiprop pass.
8253 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
8254 (phivn_valid_p): New helper function.
8255 (phiprop_insert_phi): Likewise.
8256 (propagate_with_phi): Likewise.
8257 (tree_ssa_phiprop): New propagator propagating loads
8258 through phi nodes if profitable.
8260 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
8262 * tree-vect-analyze.c (process_use): New function.
8263 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
8264 Check phis in all bbs.
8265 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
8268 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
8270 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
8273 2007-04-17 Anatoly Sokolov <aesok@post.ru>
8276 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
8279 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
8281 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
8283 (sse_vmmulv4sf3): Likewise.
8284 (sse2_vmaddv2df3): Likewise.
8285 (sse2_vmmulv2df3): Likewise.
8287 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
8289 PR rtl-optimization/31360
8290 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
8291 (target_reg_cost): New.
8292 (init_set_costs): Initialize target_reg_cost. Add comments
8293 regarding the rationale of the costs.
8294 (global_cost_for_size): Renamed to...
8295 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
8296 of register pressure.
8297 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
8298 estimate_reg_pressure_cost. Add number of ivs.
8299 (determine_set_costs): Dump target_reg_cost.
8300 * loop-invariant.c (gain_for_invariant): Use
8301 estimate_reg_pressure_cost. Removed n_inv_uses argument.
8302 (best_gain_for_invariant, find_invariants_to_move): Remove
8304 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
8305 (target_reg_cost): Declare.
8306 (global_cost_for_size): Declaration removed.
8307 (estimate_reg_pressure_cost): Declare.
8309 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
8311 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
8312 regnos into even/odd register pairs.
8313 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
8314 TDmode similar to the other floating point modes.
8315 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
8316 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
8318 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
8319 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
8320 (movdd_hardfloat64): Use TARGET_MFPGPR.
8322 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
8324 * reload1.c (delete_output_reload): Don't count output in n_inherited.
8327 2005-01-05 Richard Henderson <rth@redhat.com>
8329 * reload1.c (do_input_reload): Restrict the optimization deleteing
8330 a previous output reload to RELOAD_FOR_INPUT.
8332 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
8334 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
8335 induc_vec_info_type.
8336 (vectorizable_induction): New function declaration.
8337 * tree-vect-transform.c (get_initial_def_for_induction): No need to
8338 check if already vectorized. Find first place in BB where new stmts
8339 can be inserted. Takes only one argument.
8340 (vectorizable_induction): New function.
8341 (vect_transform_stmt): Add case for induc_vec_info_type to call
8342 vectorizable_induction.
8343 (vect_transform_loop): Consider phis for vectorization.
8344 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
8346 (analyze_operations): Call vectorizable_induction when analyzing phis.
8348 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
8349 (vect_mark_relevant): Include phis in relevance analysis.
8350 (vect_mark_stmts_to_be_vectorize): Likewise.
8351 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
8353 2007-04-16 Lawrence Crowl <crowl@google.com>
8355 * doc/invoke.texi (Debugging Options): Add documentation for the
8356 -femit-struct-debug options -femit-struct-debug-baseonly,
8357 -femit-struct-debug-reduced, and
8358 -femit-struct-debug-detailed[=...].
8360 * c-opts.c (c_common_handle_option): Add
8361 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
8362 and OPT_femit_struct_debug_detailed_.
8363 * c.opt: Add specifications for
8364 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
8365 and -femit-struct-debug-detailed[=...].
8366 * opts.c (set_struct_debug_option): Parse the
8367 -femit-struct-debug-... options.
8368 * opts.c (matches_main_base, main_input_basename,
8369 main_input_baselength, base_of_path, matches_main_base): Add
8370 variables and functions to compare header base name to compilation
8372 * opts.c (should_emit_struct_debug): Add to determine to emit a
8373 structure based on the option.
8374 (dump_struct_debug) Also disabled function to debug this
8376 * opts.c (handle_options): Save the base name of the
8379 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
8380 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
8381 This hook indicates if a type is generic. Set it by default
8383 * langhooks.h (struct lang_hooks_for_types): Add a new hook
8384 to determine if a struct type is generic or not.
8385 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
8386 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
8387 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
8390 * flags.h (enum debug_info_usage): Add an enumeration to describe
8391 a program's use of a structure type.
8392 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
8393 to indicate the program's usage of the type. Filter structs based
8394 on the -femit-struct-debug-... specification.
8395 (gen_type_die): Split into two routines, gen_type_die and
8396 gen_type_die_with_usage. gen_type_die is now a wrapper
8397 that assumes direct usage.
8398 (gen_type_die_with_usage): Replace calls to gen_type_die
8399 with gen_type_die_with_usage adding the program usage of
8400 the referenced type.
8401 (dwarf2out_imported_module_or_decl): Suppress struct debug
8402 information using should_emit_struct_debug when appropriate.
8404 2007-04-16 Ian Lance Taylor <iant@google.com>
8406 PR tree-optimization/31522
8407 * tree-vrp.c (vr_phi_edge_counts): New static variable.
8408 (vrp_initialize): Allocate vr_phi_edge_counts.
8409 (vrp_visit_phi_node): Don't push to infinity if we saw a new
8410 executable edge. Drop test for all constants.
8411 (vrp_finalize): Free vrp_phi_edge_counts.
8413 * doc/cpp.texi (Common Predefined Macros): Clarify description of
8414 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
8416 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
8417 predecessors at head rather than tail.
8419 2007-04-16 Matthias Klose <doko@debian.org>
8421 * config/alpha/linux.h (CPP_SPEC): Define.
8422 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
8424 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
8426 * function.h: Remove sequence_stack extern declaration.
8428 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8430 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
8432 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
8435 2007-04-16 Anatoly Sokolov <aesok@post.ru>
8437 * config/avr/avr.c (avr_arch_types): Rearranging array.
8438 (enum avr_arch): Add.
8439 (avr_mcu_types): Use avr_arch enumeration constants instead of
8441 * config/avr/avr.h (LINK_SPEC): Simplify.
8443 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
8445 * config/m68k/m68k.c (m68k_libcall_value,
8446 m68k_function_value): Use macros for register names more.
8448 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
8450 (M68K_REGNAME): Use A6_REG.
8451 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
8453 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
8456 * sched-int.h (struct deps): Split field 'pending_lists_length' into
8457 'pending_read_list_length' and 'pending_write_list_length'. Update
8459 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
8460 to handle two length counters instead of one. Update all uses.
8461 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
8462 two length counters instead of one.
8463 * sched-rgn.c (propagate_deps): Update to handle two length counters
8466 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
8469 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
8470 copy of source, pass it to ix86_expand_vector_set and return
8473 2007-04-16 David Ung <davidu@mips.com>
8474 Joseph Myers <joseph@codesourcery.com>
8476 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
8477 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
8478 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8479 Add 74K processor information.
8480 * config/mips/mips.md: Include 74k.md.
8481 (cpu): Add 74kc,74kf,74kx.
8482 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
8483 * config/mips/74k.md: New.
8484 * doc/invoke.texi (MIPS Options): Document 74K support.
8486 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
8488 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
8489 vectorizable_* functions.
8490 * tree-vect-transform.c (vectorizable_call): Add check for
8491 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
8492 (vectorizable_store): likewise.
8493 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
8495 (vectorizable_operation, vectorizable_type_demotion): Likewise.
8496 (vectorizable_type_promotion, vectorizable_load): Likewise.
8497 (vectorizable_live_operation, vectorizable_condition): Likewise.
8498 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
8500 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
8502 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8504 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
8505 register numbers more.
8506 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
8507 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
8508 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
8509 FUNCTION_VALUE_REGNO_P): Likewise.
8510 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
8511 STATIC_CHAIN_REGNUM): Likewise.
8512 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
8513 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
8514 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
8515 * config/m68k/m68k.md (FP_REG): New.
8517 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8519 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
8522 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
8524 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
8525 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
8528 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8530 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
8533 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8536 * c-decl.c (finish_decl): Grab the type of the decl after the call
8537 to store_init_value.
8539 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
8541 * common.opt (fforward-propagate): Fix "Optimization" annotation.
8543 2007-04-14 Jakub Jelinek <jakub@redhat.com>
8546 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
8547 dominators, post dominators and cleanup cfg before returning.
8549 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
8551 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
8552 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
8554 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
8556 * config.gcc: Recognize fido.
8557 * config/m68k/m68k-devices.def (fidoa): New.
8558 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
8560 (FL_FIDOA, TARGET_FIDOA): New.
8561 * config/m68k/m68k.opt (mfidoa): New.
8563 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8566 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
8567 when a personality function is used.
8569 2007-04-13 Bob Wilson <bob.wilson@acm.org>
8571 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
8573 2007-04-13 Mike Stump <mrs@apple.com>
8575 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
8577 * config/darwin.opt (fapple-kext): Make C++ only.
8578 * config/darwin.c (darwin_override_options): Remove code to ensure
8579 -fapple-kext is given for C++ only.
8581 2007-04-13 Richard Sandiford <richard@codesourcery.com>
8583 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
8584 * config/mips/mips.c (override_options): Call
8585 SUBTARGET_OVERRIDE_OPTIONS, if defined.
8587 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8589 * config/i386/i386.opt (msvr3-shlib): Removed.
8591 * doc/invoke.texi: Remove -msvr3-shlib.
8593 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
8595 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
8596 with "popcnt" instruction.
8598 2007-04-13 Richard Guenther <rguenther@suse.de>
8600 PR tree-optimization/21258
8601 * tree-vrp.c (compare_case_labels): New helper.
8602 (find_switch_asserts): New function.
8603 (find_assert_locations): Call it for SWITCH_EXPRs.
8605 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
8607 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
8608 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
8609 check is now implied in X87_FLOAT_MODE_P.
8610 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8611 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8612 (fix_trunc<mode>_i386_fisttp): Ditto.
8613 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8614 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8615 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8616 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8617 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8618 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8619 (unnamed_splitters): Ditto.
8620 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
8621 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
8622 FIRST_SSE_REG for local functions when SSE math is enabled or
8623 for functions with sseregparm attribute.
8624 (standard_80387_constant_p): Return -1 if mode is not
8626 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
8627 (ix86_expand_compare): Ditto.
8628 (ix86_expand_carry_flag_compare): Ditto.
8629 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
8630 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
8631 DECIMAL_FLOAT_MODE_P.
8632 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
8633 of SCALAR_FLOAT_MODE_P.
8634 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
8635 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
8636 checks before FLOAT_MODE_P.
8637 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
8638 before FLOAT_MODE_P.
8643 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
8645 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
8646 Charles Wilson <libtool@cwilson.fastmail.fm>
8648 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
8649 (libgcc.mvars): Don't depend on them.
8650 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
8651 * exec-tool.in: New.
8653 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
8655 * doc/invoke.text (--help): Document --help=common.
8657 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
8659 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
8661 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8663 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8664 * genemit.c (main): Emit #include "integrate.h".
8665 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8666 (LOADGP_RTP): New mips_loadgp_style.
8667 * config/mips/mips.h: Include config/vxworks-dummy.h.
8668 (TARGET_RTP_PIC): New macro.
8669 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8670 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8671 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8673 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8674 -mvxworks-pic when using -mrtp and a PIC option.
8675 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8677 (mips_symbolic_constant_p, mips_symbolic_address_p)
8678 (mips_symbol_insns): Handle SYMBOL_HALF.
8679 (override_options): Warn about -G and -mrtp being used together.
8680 Initialize mips_lo_relocs[SYMBOL_HALF].
8681 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8682 (mips_emit_loadgp): Handle LOADGP_RTP.
8683 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8684 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8685 (tablejump): Handle function-relative case table entries if
8687 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8689 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8691 * config/mips/mips.md (load_call<mode>): Allow any general register.
8693 (sibcall_value_internal, sibcall_value_multiple_internal)
8694 (call_value_internal, call_value_split, call_value_multiple_internal)
8695 (call_value_multiple_split): Remove constraints from operand 0.
8697 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8699 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8700 rather than loadgp_noshared.
8701 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8702 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8704 * config/mips/mips.md (loadgp): Rename to...
8705 (loadgp_newabi): ...this.
8706 (loadgp_noshared): Rename to...
8707 (loadgp_absolute): ...this.
8709 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8711 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8712 false for locally-binding symbols.
8713 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8715 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8717 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8718 (SYMBOL_GOT_PAGE_OFST): ...this.
8719 (SYMBOL_GOT_GLOBAL): Rename to...
8720 (SYMBOL_GOT_DISP): ...this.
8721 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8722 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8723 * config/mips/mips.c (mips_global_symbol_p): New function.
8724 (mips_symbol_binds_local_p): Likewise.
8725 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8726 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8727 mips_global_symbol_p and mips_symbol_binds_local_p.
8728 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8729 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8730 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8732 (mips_ok_for_lazy_binding_p): New function.
8733 (mips_load_call_address, mips_expand_call): Use it.
8734 (mips_dangerous_for_la25_p): Likewise.
8735 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8736 (*got_disp<mode>): Use got_disp_operand instead of
8737 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8738 SYMBOL_GOTOFF_GLOBAL.
8739 (*got_page<mode>): Use got_page_ofst_operand instead of
8741 * config/mips/predicates.md (const_call_insn_operand): Use
8742 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8743 (global_got_operand): Rename to...
8744 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8746 (local_got_operand): Rename to...
8747 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8748 of SYMBOL_GOT_LOCAL.
8750 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8752 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8753 TARGET_CALL_CLOBBERED_GP.
8754 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8755 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8756 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8757 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8758 of TARGET_ABICALLS && !TARGET_NEWABI.
8759 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8760 * config/mips/mips.c (mips_load_call_address): Check
8761 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8762 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8763 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8764 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8765 TARGET_ABICALLS && TARGET_NEWABI.
8766 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8768 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8769 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8770 TARGET_ABICALLS && TARGET_NEWABI.
8771 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8772 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8773 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8774 whether indirect calls must use $25.
8775 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8777 * config/mips/mips.md (jal_macro): Check flag_pic and
8778 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8779 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8780 instead of TARGET_ABICALLS.
8781 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8782 TARGET_ABICALLS && TARGET_OLDABI.
8783 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8784 (sibcall): In the comment above the define_insn, mention
8785 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8786 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8787 instead of TARGET_ABICALLS.
8789 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8791 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8792 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8793 (MACFLAGS_MATCH_P): New macro.
8794 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8795 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8796 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8797 the other MACFLAG constants.
8798 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8799 (flag_machi): Tighten constraints. Renumber some of the operands.
8800 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8802 (flag_machi_parts_acconly): New pattern.
8803 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8805 (flag_macinit1hi): Tighten constraints.
8806 (flag_mul_macv2hi_parts_acconly): New pattern.
8808 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8809 Use a more efficient implementation.
8810 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8811 inline sequences when not optimizing for size.
8813 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8814 movhi_high2low): Delete, merge functionality into...
8815 (packv2hi): ... this pattern.
8817 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8818 * config/bfin/bfin.opt (msim): New option.
8819 (mcpu=): New option.
8820 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8821 (bfin_cpu_t): Typedef of enum bfin_cpu.
8822 (bfin_cpu_type): New declaration.
8823 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8824 -msim and -mcpu= options.
8825 (LIB_SPEC): Likewise.
8826 * config/bfin/bfin.c (bfin_cpu_type): Define.
8827 (bfin_handle_option): Handle -mcpu= option.
8828 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8829 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8830 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8832 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8834 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8835 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8836 (powerpc-wrs-vxworksae): Use ${tm_file}.
8837 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8838 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8839 * config/i386/vx-common.h: New file.
8841 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8843 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8846 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8848 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8851 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8855 * c-common.c (c_build_qualified_type): Set canonical type
8858 2007-04-12 Richard Guenther <rguenther@suse.de>
8860 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8861 lower bound and element size if lower bound is not zero
8862 or either of the ARRAY_REF operands is set.
8864 2007-04-12 Richard Guenther <rguenther@suse.de>
8866 PR tree-optimization/24689
8867 PR tree-optimization/31307
8868 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8870 * gimplify.c (canonicalize_addr_expr): To be consistent with
8871 gimplify_compound_lval only set operands two and three of
8872 ARRAY_REFs if they are not gimple_min_invariant. This makes
8873 it never at this place.
8874 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8876 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8878 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8879 null before emitting a .nsubspa directive.
8881 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8883 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8884 need_to_partition_p if there are no memory statements in the
8887 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8889 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8890 (gcd_of_steps_may_divide_p): New function.
8891 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8893 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8895 * reload.c (find_reloads_toplev, find_reloads_address,
8896 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8897 not a pointer equality test, to decide if we need to call
8898 push_reg_equiv_alt_mem.
8900 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8902 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8903 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8905 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8907 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8909 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8910 vector to be positive.
8912 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8916 * doc/invoke.texi: Document --params max-aliased-vops and
8918 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8919 debug_memory_partitions): Move to tree-flow.h
8920 * params.h (AVG_ALIASED_VOPS): Define.
8921 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8923 (mp_info_t): Likewise.
8924 (get_mem_sym_stats_for): New.
8925 (set_memory_partition): Move from tree-flow-inline.h.
8926 (mark_non_addressable): Only clear the set of symbols for the
8927 partition if it exists.
8928 (dump_memory_partitions): Move from tree-ssa-operands.c
8929 (debug_memory_partitions): Likewise.
8930 (need_to_partition_p): New.
8931 (dump_mem_ref_stats): New.
8932 (debug_mem_ref_stats): New.
8933 (dump_mem_sym_stats): New.
8934 (debug_mem_sym_stats): New.
8935 (update_mem_sym_stats_from_stmt): New.
8936 (compare_mp_info_entries): New.
8937 (mp_info_cmp): Call it.
8938 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8940 (get_mpt_for): Move from tree-ssa-operands.c.
8941 (find_partition_for): New.
8942 (create_partition_for): Remove.
8943 (estimate_vop_reduction): New.
8944 (update_reference_counts): New.
8945 (build_mp_info): New.
8946 (compute_memory_partitions): Refactor.
8947 Document new heuristic.
8948 Call build_mp_info, update_reference_counts,
8949 find_partition_for and estimate_vop_reduction.
8950 (compute_may_aliases): Populate virtual operands before
8951 calling debugging dumps.
8952 (delete_mem_sym_stats): New.
8953 (delete_mem_ref_stats): New.
8954 (init_mem_ref_stats): New.
8955 (init_alias_info): Call it.
8956 (maybe_create_global_var): Remove alias_info argument.
8957 Get number of call sites and number of pure/const call sites
8958 from gimple_mem_ref_stats().
8959 (dump_alias_info): Call dump_memory_partitions first.
8960 (dump_points_to_info_for): Show how many times a pointer has
8962 * opts.c (decode_options): For -O2 set --param
8963 max-aliased-vops to 500.
8964 For -O3 set --param max-aliased-vops to 1000 and --param
8965 avg-aliased-vops to 3.
8966 * fortran/options.c (gfc_init_options): Remove assignment to
8968 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8969 * tree-dfa.c (dump_variable): Dump memory reference
8971 Dump NO_ALIAS* settings.
8972 (referenced_var_lookup): Tidy.
8973 (mem_sym_stats): New.
8974 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8975 and ORIG are different SSA names for a memory partition.
8976 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8977 * tree-flow.h (struct mem_sym_stats_d): Define.
8978 (mem_sym_stats_t): Define.
8979 (struct mem_ref_stats_d): Define.
8980 (struct gimple_df): Add field mem_ref_stats.
8981 (enum noalias_state): Define.
8982 (struct var_ann_d): Add bitfield noalias_state.
8983 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8984 debug_mem_ref_stats, debug_memory_partitions,
8985 debug_mem_sym_stats): Declare.
8986 * tree-ssa-structalias.c (update_alias_info): Update call
8987 sites, pure/const call sites and asm sites in structure
8988 returned by gimple_mem_ref_stats.
8989 Remove local variable IS_POTENTIAL_DEREF.
8990 Increase NUM_DEREFS if the memory expression is a potential
8992 Call update_mem_sym_stats_from_stmt.
8993 If the memory references memory, call
8994 update_mem_sym_stats_from_stmt for all the direct memory
8995 symbol references found.
8996 (intra_create_variable_infos): Set noalias_state field for
8997 pointer arguments according to the value of
8998 flag_argument_noalias.
8999 * tree-ssa-structalias.h (struct alias_info): Remove fields
9000 num_calls_found and num_pure_const_calls_found.
9001 (update_mem_sym_stats_from_stmt): Declare.
9002 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
9003 Set default value to 100.
9004 (PARAM_AVG_ALIASED_VOPS): Define.
9006 2007-04-11 Richard Guenther <rguenther@suse.de>
9009 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
9010 a * -b + c as c - a * b if we honor sign dependent rounding.
9012 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
9014 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
9016 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
9017 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
9019 (initialize_trampoline): Don't use old-style function definition.
9020 (bfin_secondary_reload): Mark IN_P argument as unused.
9022 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
9024 PR tree-optimization/31343
9025 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
9026 (build_polynomial_chrec): Return a scalar when the evolution is zero.
9027 * testsuite/gcc.dg/vect/pr31343.c: New.
9029 2007-04-10 Eric Christopher <echristo@apple.com>
9031 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
9032 * config/i386/i386.md (*cmpfp0): Use.
9033 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
9034 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
9035 (fix_trunc<mode>_i386_fisttp): Ditto.
9036 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
9037 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
9038 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
9039 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
9040 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
9041 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
9042 (unnamed_splitters): Ditto.
9043 * config/i386/i386.c (output_fix_trunc): Assert that
9044 we're not being passed a TFmode operand.
9046 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
9048 PR tree-optimization/31526
9049 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
9050 n_basic_blocks to find newly added blocks.
9052 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
9054 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
9056 (fix_trunc<mode>si_sse): Ditto.
9057 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
9058 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
9059 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
9060 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
9061 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
9062 expander using SSEMODEF mode macro.
9063 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
9064 expander using SSEMODEF mode macro.
9065 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
9066 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
9067 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
9068 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
9069 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
9070 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
9071 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
9072 Macroize insn using X87MODEF mode macro.
9074 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
9076 * config/i386/sse.md (sse2_pinsrw): Removed.
9077 (sse2_pextrw): Renamed to ...
9078 (*sse2_pextrw): This.
9080 2007-04-09 Jan Hubicka <jh@suse.cz>
9083 * config/i386/sse.md
9084 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
9085 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
9086 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
9087 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
9089 2007-04-09 Jan Hubicka <jh@suse.cz>
9091 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
9092 multiple fields of union.
9094 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
9096 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
9097 (create_preheaders): Check that loops are available.
9098 (fix_loop_structure): Clean up, improve comments.
9099 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
9100 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
9102 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
9103 * predict.c (tree_estimate_probability): Do not call
9104 calculate_dominance_info. Call create_preheaders.
9105 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
9106 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
9108 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
9109 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
9110 * tree-cfg.c (tree_split_edge): Make an assert more precise.
9111 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
9114 2007-04-08 Jan Hubicka <jh@suse.cz>
9116 * tree.h (maybe_fold_offset_to_component_ref): Declare.
9117 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
9118 * fold-const.c (fold_unary): Use it.
9120 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9122 * varasm.c (assemble_variable): Remove call to
9123 lang_hooks.decls.prepare_assemble_variable.
9124 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
9125 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
9126 * langhooks.h (lang_hooks_for_decls): Remove
9127 prepare_assemble_variable.
9129 2007-04-08 Mike Stump <mrs@apple.com>
9131 * config/i386/i386.c: Use inc/dec on Core2.
9133 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
9135 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
9136 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9137 lhd_tree_inlining_end_inlining): Remove.
9138 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
9139 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
9141 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
9142 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
9143 lhd_tree_inlining_end_inlining): Remove prototypes.
9144 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
9145 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
9146 LANG_HOOKS_TREE_INLINING_START_INLINING,
9147 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
9149 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
9152 2007-04-08 Anatoly Sokolov <aesok@post.ru>
9155 * config/avr/predicates.md (io_address_operand): Delete predicate.
9156 (low_io_address_operand): Don't use 'mode' argument.
9157 (higth_io_address_operand): Rename ...
9158 (high_io_address_operand): ... to this. Don't use 'mode' argument.
9159 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
9162 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
9164 Revert change removing staticp.
9166 2007-04-07 Anatoly Sokolov <aesok@post.ru>
9169 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
9172 2007-04-07 Bruce Korb <bkorb@gnu.org>
9174 * c.opt: Add -Wformat-contains-nul.
9175 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
9177 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
9178 the NUL byte warning.
9180 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
9182 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
9184 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9186 * tree.c (staticp): No longer use staticp langhook.
9187 * langhooks.c (lhd_staticp): Removed.
9188 * langhooks.h (struct lang_hooks): Remove staticp.
9189 * c-common.c (c_staticp): Remove.
9190 * c-common.h (c_staticp): Ditto.
9191 * langhooks-defs.h (lhd_staticp): Ditto.
9192 (LHD_HOOKS_STATICP): Ditto
9193 * tree.h (gcc_assert_lowered): New macro.
9195 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
9197 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
9198 argument "reliable".
9199 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
9200 Add argument "reliable". Propagate it through calls.
9201 (infer_loop_bounds_from_undefined): Derive number of iterations
9202 estimates from references in blocks that do not dominate loop latch.
9203 (gcov_type_to_double_int): New function.
9204 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
9205 and expected_loop_iterations_unbounded.
9206 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
9207 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
9208 * tree-data-ref.c (estimated_loop_iterations): Export.
9209 (get_references_in_stmt): Fix -- do not return addresses of local
9211 * cfgloop.h (expected_loop_iterations_unbounded,
9212 estimated_loop_iterations): Declare.
9214 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
9216 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
9218 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9220 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
9221 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
9222 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
9223 Use output_387_reg_move().
9224 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
9225 expander using X87MODEF12 mode macro.
9226 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
9227 choosing register preferences. Use output_387_reg_move().
9228 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
9229 instead of "x". Use output_387_reg_move().
9230 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
9231 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
9232 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
9233 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
9234 Use output_387_reg_move().
9235 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
9237 (*truncxf?f_i387 splitter): Ditto.
9239 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
9241 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
9242 LANG_HOOKS_SAFE_FROM_P.
9243 * expr.c (safe_from_p): Remove langhook call.
9244 * langhooks.h (lang_hooks): Remove safe_from_p.
9245 (lhd_safe_from_p): Remove prototype.
9246 * langhooks.c (lhd_safe_from_p): Remove.
9248 2007-04-06 Jan Hubicka <jh@suse.cz>
9250 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
9253 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
9255 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
9256 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
9257 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
9258 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
9260 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
9261 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
9263 2007-04-05 Richard Henderson <rth@redhat.com>
9265 * config/alpha/alpha.c (print_operand) [+]: Remove.
9266 (alpha_end_function): Print nop if call at end of function.
9267 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
9268 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
9269 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
9270 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
9271 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
9272 the call pattern. Update peepholes to match.
9274 2007-04-05 Janis Johnson <janis187@us.ibm.com>
9276 * doc/extend.texi (Other Builtins): Add decimal float variants
9278 * builtins.def: Ditto.
9279 * builtins.c (expand_builtin): Ditto.
9281 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
9282 H.J. Lu <hongjiu.lu@intel.com>
9285 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
9286 of V8HImode when calling ix86_binary_operator_ok.
9287 (sse2_pmaddwd): Call ix86_binary_operator_ok.
9288 (sdot_prodv8hi): Operands 1 and 2 must be register.
9290 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9292 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
9293 initialize align to silence bogus warning.
9295 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
9298 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
9300 (struct sra_walk_fns): Remove use_all parameter from use.
9301 (sra_hash_tree): Handle BIT_FIELD_REFs.
9302 (sra_elt_hash): Don't hash bitfld blocks.
9303 (sra_elt_eq): Skip them in parent compares as well. Handle
9305 (sra_walk_expr): Don't maintain or pass down use_all_p.
9306 (scan_use): Remove use_all parameter.
9307 (scalarize_use): Likewise. Re-expand assignment to
9308 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
9309 output, and re-scalarize after output. Don't mark anything
9311 (scalarize_ldst): Adjust.
9312 (scalarize_walk_gimple_modify_statement): Likewise.
9313 (build_element_name_1): Handle BIT_FIELD_REFs.
9314 (instantiate_element): Don't warn for any element whose parent
9316 (instantiate_missing_elements_1): Return the sra_elt.
9317 (canon_type_for_field): New.
9318 (try_instantiate_multiple_fields): New.
9319 (instantiate_missing_elemnts): Use them.
9320 (mark_no_warning): Removed.
9321 (generate_one_element_ref): Handle BIT_FIELD_REFs.
9322 (REPLDUP, sra_build_elt_assignment): New.
9323 (generate_copy_inout): Use them.
9324 (generate_element_copy): Likewise. Handle bitfld differences.
9325 (generate_element_zero): Don't recurse for blocks. Use
9326 sra_build_elt_assignment.
9327 (generate_one_element_int): Take elt instead of var. Use
9328 sra_build_elt_assignment.
9329 (generate_element_init_1): Adjust.
9330 (scalarize_use, scalarize_copy): Use REPLDUP.
9331 (scalarize_ldst): Move assert before dereference.
9332 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
9334 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9336 * regmove.c: Fix unused variable warnings due to previous commit.
9338 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
9340 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
9341 (regmove_bb_head): Remove.
9342 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
9343 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
9344 problems with fixup_match_1.
9345 Don't initialize/free regmove_bb_head.
9347 (reg_is_remote_constant_p): If an insn is in the same basic block
9348 but not before INSN, consider it remote, too.
9350 2007-04-05 Anatoly Sokolov <aesok@post.ru>
9353 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
9354 DECL_ASSEMBLER_NAME, not the DECL_NAME.
9356 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
9358 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
9359 (CONDITIONAL_REGISTER_USAGE): Likewise.
9361 2007-04-04 Richard Henderson <rth@redhat.com>
9363 * config/alpha/lib1funcs.asm: Remove unused file.
9365 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9368 * opts.c (print_specific_help): Fix --help=<language>
9370 (common_handle_option): Support --help=common.
9372 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9375 * gcc.c (main): Do not run the linker if
9376 print_subprocess_help indicates that it shouldn't be
9379 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
9382 * doc/invoke.texi (--help=): Document <languages> value, fix
9383 formatting in tables of values.
9385 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
9387 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
9388 dllimport attribute of virtual methods.
9390 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
9392 * config/score/crti.asm: Change _bss_start to __bss_start.
9393 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
9394 (OUTGOING_REG_PARM_STACK_SPACE) update.
9395 * config/score/score.opt: add options to make backend support
9396 score5, score5u, score7 and score7d.
9397 * config/score/score.md: Likewise.
9398 * config/score/misc.md: Likewise.
9399 * config/score/mac.md: Likewise.
9400 * doc/invoke.texi: Likewise.
9401 * doc/md.texi: update constraints define.
9403 2007-04-03 Richard Henderson <rth@redhat.com>
9405 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
9406 an appropriate type, use the mode instead.
9408 2007-04-03 Richard Sandiford <richard@codesourcery.com>
9410 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
9411 Set the default --with-arch setting to mips2.
9412 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
9413 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
9414 (MULTILIB_OSDIRNAMES): Delete.
9415 (MULTILIB_DIRNAMES): Define.
9416 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
9417 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
9418 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
9419 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
9420 VXWORKS_OS_CPP_BUILTINS.
9421 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
9422 (MIPS_DEBUGGING_INFO): Undefine.
9423 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
9425 2007-04-03 Jakub Jelinek <jakub@redhat.com>
9428 * fold-const.c (native_encode_real): Encode real.c provided longs
9429 as a series of 32-bit native integers.
9430 (native_interpret_real): Interpret buffer as a series of 32-bit
9433 2007-04-03 Richard Guenther <rguenther@suse.de>
9435 * genpreds.c (write_insn_constraint_len): Write function
9436 optimized for CONSTRAINT_LEN implementation.
9437 (write_tm_preds_h): Output insn_constraint_len inline and
9438 use it for CONSTRAINT_LEN.
9439 (write_insn_preds_c): Don't output insn_constraint_len.
9440 * doc/md.texi (define_register_constraint): Document multi-letter
9441 constraints shall have the same length if they start with the same
9444 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9447 * config/i386/i386.md (isinf<mode>2): Expand only when
9448 TARGET_C99_FUNCTIONS is set.
9450 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
9452 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
9453 (x86_64-*-linux*): Ditto.
9454 * config/i386/i386.opt (mpc): New option.
9455 * config/i386/i386.c (overrride_options): Handle
9456 ix87_precision_string.
9457 * config/i386/crtprec.c: New file.
9458 * config/i386/t-crtpc: Ditto.
9459 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
9461 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
9462 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
9463 crtprec32.o, crtprec64.o and crtprec80.o.
9465 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
9467 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
9469 2007-04-02 Eric Christopher <echristo@apple.com>
9471 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
9472 limitations on darwin.
9474 2007-04-02 Anatoly Sokolov <aesok@post.ru>
9477 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
9479 2007-04-02 Dave Korn <dave.korn@artimi.com>
9481 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
9483 2007-04-02 Dave Korn <dave.korn@artimi.com>
9485 * libgcc2.h (exception_descriptor): Don't forward-declare.
9486 (__get_eh_table_language, __get_eh_table_version): Delete
9487 prototypes of long-dead functions.
9489 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
9491 * ebitmap.h: New file
9492 * ebitmap.c: New file
9493 * Makefile.in (ebitmap.o): New target.
9495 2007-04-01 Jan Hubicka <jh@suse.cz>
9497 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
9498 before very first instruction.
9500 2007-04-01 Jan Hubicka <jh@suse.cz>
9502 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
9503 waring on 64bit hosts.
9504 * bitmap.h: Fix typo in bitmap_head_def.
9506 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
9508 PR rtl-optimization/31391
9509 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
9510 into a DELETED_LABEL note, and the label is in an empty basic
9511 block, update BB_END as well as BB_HEAD.
9513 2007-04-01 Richard Henderson <rth@redhat.com>
9515 PR tree-optimization/31169
9516 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
9517 to varying if the range is outside [0, prec-1].
9519 2007-04-01 Richard Sandiford <richard@codesourcery.com>
9522 * config/mips/mips.md (load_const_gp): New insn.
9523 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
9524 the MIPS16 GP pseudo register if no_new_pseudos.
9525 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
9527 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9530 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
9532 (call_value): Likewise.
9534 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
9535 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9538 * doc/invoke.texi: (optimization options): Reword description
9539 of -ffast-math. Document its primary purpose.
9541 2007-03-31 Richard Guenther <rguenther@suse.de>
9543 * omp-low.c (splay-tree.h): Include.
9544 (lookup_decl): Replace splay-tree usage by pointer-map.
9545 (maybe_lookup_decl): Likewise.
9546 (new_omp_context): Likewise.
9547 (delete_omp_context): Likewise.
9548 * gimplify.c (splay-tree.h): Include.
9549 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
9551 (remap_ssa_name): Likewise.
9552 (remap_decl): Likewise.
9553 (remap_type_1): Likewise.
9554 (remap_type): Likewise.
9555 (copy_body_r): Likewise.
9556 (expand_call_inline): Likewise.
9557 (clone_body): Likewise.
9558 (copy_tree_r): Likewise.
9559 (remap_save_expr): Likewise.
9560 (unsave_r): Likewise.
9561 (unsave_expr_now): Likewise.
9562 (tree_function_versioning): Likewise.
9563 (build_duplicate_type): Likewise.
9564 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
9565 (struct copy_body_data): Replace splay-tree by pointer-map.
9566 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
9567 not $(SPLAY_TREE_H).
9568 (gimplify.o): Depend on $(SPLAY_TREE_H).
9569 (omp-low.p): Likewise.
9571 2007-03-31 Anatoly Sokolov <aesok@post.ru>
9573 * config/avr/predicates.md (even_register_operand,
9574 odd_register_operand): New predicates.
9575 * config/avr/avr.md (movw peephole2): New.
9576 (movw_r peephole2): New.
9578 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
9580 * tree.h (get_signed_or_unsigned_type): New.
9581 * fold-const.c (operand_equal_for_comparison_p): Use
9582 get_signed_or_unsigned_type instead of
9583 lang_hooks.types.signed_or_unsigned_type.
9584 * expr.c (store_expr): Ditto.
9585 * langhooks.c (get_signed_or_unsigned_type): New.
9586 (lhd_signed_or_unsigned_type): New.
9587 * langhooks.h (lhd_signed_or_unsigned_type): New.
9588 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
9590 2007-03-30 Richard Henderson <rth@redhat.com>
9592 * tree-ssa-loop-ivopts.c: Include target.h.
9593 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
9594 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
9595 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
9596 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
9598 2007-03-30 Richard Henderson <rth@redhat.com>
9599 Kai Tietz <kai.tietz@onevision.com>
9601 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
9603 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
9604 (TARGET_64BIT_MS_ABI): New.
9605 (DBX_REGISTER_NUMBER): Handle 64-bit.
9606 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
9607 (LONG_TYPE_SIZE): Force to 32.
9608 (REG_PARM_STACK_SPACE): New.
9609 (OUTGOING_REG_PARM_STACK_SPACE): New.
9610 (REGPARM_MAX, SSE_REGPARM_MAX): New.
9611 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9612 (STACK_BOUNDARY): Use 128 for 64-bit.
9613 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
9614 Add 64-bit implementation.
9615 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
9617 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
9618 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
9619 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
9620 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
9621 (ix86_handle_cconv_attribute): Don't warn when ignoring if
9622 TARGET_64BIT_MS_ABI.
9623 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
9624 (ix86_pass_by_reference): Likewise.
9625 (ix86_function_value_regno_p): Likewise.
9626 (ix86_build_builtin_va_list): Likewise.
9627 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
9628 (function_arg_advance_ms_64): New.
9629 (function_arg_advance): Call it.
9630 (function_arg_ms_64): New.
9631 (function_arg): Call it.
9632 (function_value_ms_64): New.
9633 (ix86_function_value_1): Call it.
9634 (return_in_memory_ms_64): New.
9635 (ix86_return_in_memory): Call it.
9636 (setup_incoming_varargs_ms_64): New.
9637 (ix86_setup_incoming_varargs): Call it.
9638 (ix86_expand_prologue): Handle 64-bit stack probing.
9639 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
9640 (output_pic_addr_const): Likewise.
9641 (x86_this_parameter): Likewise.
9642 (x86_output_mi_thunk): Likewise.
9643 (x86_function_profiler): Likewise.
9644 (TARGET_STRICT_ARGUMENT_NAMING): New.
9645 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
9646 (TARGET_64BIT_MS_ABI): New.
9647 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
9648 * config/i386/i386.md (allocate_stack_worker): Remove.
9649 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
9650 describe the clobber of eax without a match_scratch.
9651 (allocate_stack_worker_postreload): Remove.
9652 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
9653 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
9654 (allocate_stack_worker_rex64_postreload): Remove.
9655 (allocate_stack): Handle 64-bit.
9656 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
9657 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
9658 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
9659 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
9660 (STANDARD_STARTFILE_PREFIX_1): Likewise.
9661 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
9662 * config.build (x86_64-*-mingw*): New host.
9663 * config.host (x86_64-*-mingw*): New host.
9664 * config.gcc (x86_64-*-mingw*): New target.
9665 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9667 2007-03-30 Richard Henderson <rth@redhat.com>
9668 Kai Tietz <kai.tietz@onevision.com>
9670 * c-pragma.c (struct def_pragma_macro_value): New.
9671 (struct def_pragma_macro): New.
9672 (pushed_macro_table): New.
9673 (dpm_hash, dpm_eq): New.
9674 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9675 (init_pragma): Install them.
9676 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9678 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9680 * config/avr/avr.c (avr_override_options): Clear
9681 'flag_delete_null_pointer_checks'.
9683 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9686 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9687 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9688 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9689 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9690 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9691 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9692 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9694 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9696 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9698 * regmove.c: Move all of pass_stack_adjustments from here...
9699 * combine-stack-adj.c: ...to this new file.
9700 * Makefile.in: Add rules for combine-stack-adj.o.
9702 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9704 PR tree-optimization/31383
9705 * tree-data-ref.c (affine_function_equal_p): Do not require the
9706 vectors to have the same length.
9708 2007-03-30 Jan Hubicka <jh@suse.cz>
9711 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9712 availablility; add more sanity checking; ask varpool only about
9715 2007-03-29 Richard Henderson <rth@redhat.com>
9717 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9718 to decide, but __SIZEOF_LONG_LONG__.
9720 2007-03-29 Richard Henderson <rth@redhat.com>
9722 * emutls.c (struct __emutls_array): New.
9723 (emutls_destroy): Use it instead of casting element 0 from void*.
9724 (__emutls_get_address): Likewise.
9726 2007-03-29 Richard Henderson <rth@redhat.com>
9728 * varasm.c (initializer_constant_valid_p): Don't deny
9729 DECL_DLLIMPORT_P on functions.
9731 * config/i386/cygming.h: Remove function declarations.
9732 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9733 (ASM_OUTPUT_LABELREF): Remove.
9734 (COMMON_ASM_OP): Remove.
9735 (ASM_OUTPUT_COMMON): Remove.
9736 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9737 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9738 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9739 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9740 Rename from TARGET_ENCODE_SECTION_INFO.
9741 * config/i386/netware.h: Likewise.
9742 * config/i386/i386-protos.h: Update.
9743 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9744 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9745 (legitimate_constant_p): Reject dllimports.
9746 (dllimport_map, get_dllimport_decl): New.
9747 (legitimize_dllimport_symbol): New.
9748 (legitimize_address, ix86_expand_move): Use it.
9749 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9750 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9751 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9752 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9753 * config/i386/predicates.md (constant_call_address_operand): Only
9754 accept symbols; reject dllimport_p symbols.
9755 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9756 i386_pe_maybe_record_exported_symbol.
9757 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9758 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9759 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9760 trust the setting of DECL_DLLIMPORT_P.
9761 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9762 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9763 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9764 tidy the argument scanning loop.
9765 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9766 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9767 (i386_pe_strip_name_encoding): Remove.
9768 (i386_pe_binds_local_p): New.
9769 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9770 (i386_pe_output_labelref): Remove.
9771 (i386_pe_asm_output_aligned_decl_common): New.
9772 (i386_pe_maybe_record_exported_symbol): Rename from
9773 i386_pe_record_exported_symbol; check for dllexported symbols.
9775 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9777 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9778 add comment explaining why vsnprintf cannot be used.
9780 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9782 PR tree-optimization/30666
9783 * tree.c (build_complex_type): When creating type names for DWARF2
9784 debug info, create TYPE_DECLs for TYPE_NAME instead of
9786 (build_common_tree_nodes_2): Use build_complex_type when building
9787 predefined complex types, to preserve canonical types.
9789 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9791 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9792 (noce_get_alt_condition): Look at it to determine whether to
9793 reverse the condition or not.
9794 (noce_get_condition): Substitute the truth for lies.
9795 (noce_find_if_block): Set the then_else_reversed field.
9797 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9799 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9800 destination of this insn.
9801 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9802 than calling gen_rtx_SET directly. Use r0 to hold the value of
9803 'address + 4' rather than a stack based temporary which can be
9806 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9808 * config/s390/s390.c (s390_secondary_input_reload_class,
9809 s390_secondary_output_reload_class): Functions removed.
9810 (s390_secondary_reload): New function.
9811 (TARGET_SECONDARY_RELOAD): Target macro defined.
9812 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9813 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9814 * config/s390/s390.md ("reload_outti", "reload_outdi",
9815 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9816 "reload_out<mode>"): Expanders removed.
9817 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9818 "reload<mode>_nonoffmem_out"): Expanders added.
9820 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9822 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9823 action if SRC->DEST replacement failed anyway.
9825 2007-03-28 Mike Stump <mrs@apple.com>
9827 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9828 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9829 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9831 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9833 * config.gcc: Accept barcelona as a variant of amdfam10.
9834 * config/i386/i386.c (override_options): Likewise.
9835 * doc/invoke.texi: Likewise.
9837 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9839 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9840 offsets for BIT_FIELD_REF and COMPONENT_REF.
9842 2007-03-28 Richard Guenther <rguenther@suse.de>
9844 * tree.c (is_global_var): Move ...
9845 * tree-flow-inline.h (is_global_var): ... here.
9846 * tree.h (is_global_var): Remove declaration.
9848 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9850 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9852 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9853 * config/i386/i386.c (ix86_tune_features): Initialize new
9855 * config/i386/predicates.md (promotable_binary_operator): Use
9856 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9858 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9861 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9863 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9865 * config/fr30/fr30.md (movsi_internal): Change destination
9866 constraint from m to V and add m to the end.
9868 2007-03-28 Christian Bruel <christian.bruel@st.com>
9870 * config/sh/sh.md (movsi_i): Fix type attribute.
9872 2007-03-28 Christian Bruel <christian.bruel@st.com>
9874 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9875 (movsf_ie): Likewise.
9877 2007-03-28 Christian Bruel <christian.bruel@st.com>
9879 * config.gcc: Add sh4-300 to multilib.
9880 * config/sh/t-mlib-sh4-300: New file.
9882 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9884 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9885 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9887 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9888 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9889 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9890 "fixuns_trunctddi2"): Whitespace fix.
9892 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9894 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9895 the definition of struct sh_args.
9896 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9897 CALL_COOKIE_INT_REG_GET): Likewise.
9899 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9901 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9902 transformations are applied successfully.
9904 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9906 * tree.c (tree_contains_struct): Permit 512 tree codes.
9907 * tree.h (tree_contains_struct): Ditto.
9908 (MAX_TREE_CODES): Ditto.
9909 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9910 SPARE member to store remaining padding bits.
9912 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9914 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9917 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9919 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9920 * configure: Regenerate.
9922 * configure: Regenerate using the correct version of autoconf.
9924 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9926 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9928 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9929 regs to "__SP_L__" and "__SP_H__".
9931 2007-03-27 Richard Guenther <rguenther@suse.de>
9933 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9934 computations with it with a HOST_WIDE_INT variable.
9936 2007-03-26 Mike Stump <mrs@apple.com>
9938 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9939 objective-c-header, objective-c++-header and objc++-cpp-output
9941 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9943 2007-03-26 Richard Henderson <rth@redhat.com>
9946 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9947 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9948 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9949 IX86_BUILTIN_PSRLQ128): New.
9950 (ix86_init_mmx_sse_builtins): Add them.
9951 (ix86_expand_builtin): Expand them.
9952 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9953 operand 2 be TImode.
9954 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9955 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9956 _mm_srli_epi64): Mark __B const.
9957 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9958 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9959 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9960 new two-vector shift builtins.
9962 2007-03-26 Ian Lance Taylor <iant@google.com>
9964 PR tree-optimization/31345
9965 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9966 [+INF, +INF(OVF)] into VARYING.
9968 2007-03-26 Zack Weinberg <zackw@panix.com>
9970 * gengtype-parse.c: New file.
9971 * gengtype-yacc.y: Delete.
9972 * gengtype-lex.l: Don't include gengtype-yacc.h.
9973 Define YY_DECL and yyterminate appropriately for recursive
9974 descent parser. yylval is now a string out-parameter to yylex.
9975 (HWS, EOID): New shorthand.
9976 (IWORD): Add a couple more types.
9977 (yylex): Add a setup stanza. Remove the complex rules for
9978 detecting GTY'ed types and typedefs; replace with simple
9979 keyword detectors. Adjust everything for the changed
9980 definition of yylval. Ignore all pp-directives, not just #define.
9982 (parse_file): Rename yybegin; do not call yyparse.
9984 * gengtype.c (xasprintf): Export again.
9985 (this_file): New. Use everywhere __FILE__ was being used.
9986 (get_lang_bitmap): Special case types defined in gengtype.c.
9987 (do_typedef, new_structure): Suppress definition of certain types.
9988 (new_structure): Improve diagnostics of duplicate definitions.
9989 Make sure location_s is associated with input.h.
9990 (nreverse_pairs, define_location_structures): New functions.
9991 (main): Improve tagging of kludge types. Remove old kludges
9992 for input.h types; use define_location_structures.
9993 * gengtype.h: Update prototypes. Define token codes here.
9994 * Makefile.in: Remove all references to gengtype-yacc.
9995 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9997 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9998 add GTY((skip)) to the field that's only conditionally there.
9999 * doc/install.texi: Document that Bison is no longer required
10000 unless building treelang.
10002 * gengtype.c: Don't include gtyp-gen.h.
10003 (srcdir): Declare here.
10004 (base_files, lang_dir_names): Allocate dynamically.
10005 (gt_files, num_gt_files, num_lang_dirs): New globals.
10006 (measure_input_list, read_input_line, read_input_list)
10007 (set_lang_bitmap): New functions.
10008 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
10009 simplify, relying on read_input_list to set up the bitmaps.
10010 (main): Arguments are no longer unused. Check for correct number
10011 of command line arguments, set srcdir and srcdir_len, then call
10012 read_input_list, before doing anything else. No need to worry
10013 about duplicates in main loop.
10014 * configure.ac: Simplify the calculation of all_gtfiles.
10015 Put language tags in there. Don't set or substitute
10016 all_gtfiles_files_langs or all_gtfiles_files_frags.
10017 * Makefile.in: Revamp the way gengtype is invoked, now that it
10018 takes a file on its command line with a much simpler format.
10019 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
10020 (GTFILES): Remove duplicates and C source files.
10021 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
10022 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
10023 * configure: Regenerate.
10025 * gengtype.h: Remove all type definitions to gengtype.c; leave
10026 only definitions of options_p, type_p, and pair_p as opaque
10027 pointers. Update prototypes.
10028 * gengtype.c: Many type definitions moved here from gengtype.h.
10029 Consolidate type definitions at the top of the file.
10030 (xvasprintf): Delete.
10031 (xasprintf): Make static.
10032 (create_nested_pointer_option): Add 'next' parameter.
10033 (create_field_all, create_field_at): New functions.
10034 (create_field): Now a thin wrapper around create_field_all.
10035 (create_optional_field): Rename create_optional_field_ and add
10036 line argument. Original name is now a macro which supplies
10038 (oprintf): Use vsnprintf directly.
10039 (close_output_files): Use fatal rather than perror/exit.
10040 (note_def_vec, note_def_vec_alloc): Use create_field_at.
10041 (main): Set progname. Don't use exit.
10042 * gengtype-yacc.y (struct_fields): Use create_field_at.
10043 (option, optionseqopt): Delete.
10044 (optionseq): Consolidate productions from option here so we
10045 can use the first argument to create_option.
10047 * gengtype-lex.l: Distinguish unions from structures in the
10048 token type. Don't call find_structure; return the tag as a string.
10049 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
10050 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
10051 string. Reorganize typedef_struct production accordingly.
10052 Use create_nested_ptr_option.
10053 * gengtype.c (create_nested_ptr_option): New function.
10054 * gengtype.h: Declare it.
10056 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
10057 (string_type): Don't declare.
10058 (do_scalar_typedef): Declare.
10059 (create_scalar_type): Update prototype.
10060 * gengtype.c (string_type): Make static.
10061 (scalar_nonchar, scalar_char): New.
10062 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10063 (resolve_typedef): Use scalar_nonchar for error recovery.
10064 (create_scalar_type): Remove name_len field. Return scalar_char
10065 or scalar_nonchar as appropriate.
10066 (adjust_field_type): Look at scalar_is_char boolean to decide whether
10067 to use string_type.
10068 (throughout): Use scalar_nonchar instead of calling
10069 create_scalar_type, whenever possible.
10070 (main): Initialize scalar_char and scalar_nonchar before calling
10072 * gengtype-lex.l: Adjust for removal of second argument to
10073 create_scalar_type. Use yylval.s instead of yylval.t when
10075 * gengtype-yacc.y: Type of SCALAR is string. Call
10076 create_scalar_type from type:SCALAR rule. Adjust for removal of
10077 second argument to create_scalar_type.
10079 * vec.h: Remove all #if IN_GENGTYPE blocks.
10080 Add comment saying that changes may require adjustments to gengtype.
10081 * gengtype.c: Don't include coretypes.h or tm.h.
10082 Add comment to inclusion of errors.h.
10083 (note_def_vec, note_def_vec_alloc): New functions.
10084 * gengtype.h: Declare new functions.
10085 * gengtype-lex.l: Don't include coretypes.h.
10086 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
10088 (update_lineno): Remove unnecessary prototype.
10089 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
10090 (VEC rule): Just return VEC_TOKEN.
10091 * gengtype-yacc.y (VEC_TOKEN): New token type.
10092 (type): Add a production for VEC(a,b).
10093 * Makefile.in: Update dependencies.
10095 * gengtype-lex.l: Remove rules for parsing pointer-to-function
10096 typedefs that use the old PARAMS macro.
10098 * gengtype-lex.l: Remove all rules and states relating to yacc
10100 * gengtype-yacc.y: Similarly.
10101 * gengtype.c (note_yacc_type): Delete function.
10102 * gengtype.h: Update prototypes.
10104 2007-03-26 Joseph Myers <joseph@codesourcery.com>
10106 * tree-pretty-print.c (dump_generic_node): Report precision of
10107 unnamed integer types.
10109 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
10111 * ifcvt.c (noce_try_store_flag_constants): Don't check
10112 no_new_pseudos here.
10113 (noce_try_store_flag_constants): Don't check no_new_pseudos.
10114 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
10115 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
10116 noce_try_sign_mask): Likewise.
10117 (if_convert): Check no_new_pseudos here.
10119 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
10121 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
10122 (noce_get_condition): Handle new then_else_reversed argument.
10123 (noce_init_if_info): Remove, fold into noce_find_if_block.
10124 (noce_process_if_block): Take a struct noce_if_info as the
10125 argument. Don't set up one based on ce_if_info. Update pointer
10126 references accordingly.
10127 (cond_move_process_if_block): Likewise.
10128 (process_if_block): Removed.
10129 (find_if_block): Removed. Move functionality two new functions,
10130 noce_find_if_block and cond_exec_find_if_block.
10131 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
10132 blocks and the symmetric IF-ELSE-JOIN case.
10133 (cond_exec_find_if_block): Also new function mostly based on old
10134 find_if_block and process_if_block.
10135 (find_if_header): Replace find_if_block call with separately
10136 guarded calls to noce_find_if_block and cond_exec_find_if_block.
10137 (find_cond_trap): Update noce_get_condition call.
10138 (dead_or_predicable): Likewise.
10140 2007-03-26 Jakub Jelinek <jakub@redhat.com>
10142 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
10144 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
10145 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
10146 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
10147 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
10148 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10149 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
10150 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
10151 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
10152 __builtin_ia32_psrad128 builtins.
10154 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
10156 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
10157 * config/i386/constraints.md
10158 (define_constraint "I"): Use IN_RANGE macro.
10159 (define_constraint "J"): Ditto.
10160 (define_constraint "K"): Ditto.
10161 (define_constraint "M"): Ditto.
10162 (define_constraint "N"): Ditto.
10163 (define_constraint "O"): Ditto.
10164 * config/i386/predicates.md
10165 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
10166 (define_predicate "const_0_to_3_operand"): Ditto.
10167 (define_predicate "const_0_to_7_operand"): Ditto.
10168 (define_predicate "const_0_to_15_operand"): Ditto.
10169 (define_predicate "const_0_to_63_operand"): Ditto.
10170 (define_predicate "const_0_to_255_operand"): Ditto.
10171 (define_predicate "const_1_to_31_operand"): Ditto.
10172 (define_predicate "const_2_to_3_operand"): Ditto.
10173 (define_predicate "const_4_to_7_operand"): Ditto.
10175 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10177 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
10178 in SImode for save_world.
10179 * config/rs6000/altivec.md (save_world, restore_world): Convert to
10182 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
10184 PR tree-optimization/30784
10185 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
10188 2007-03-25 Revital Eres <eres@il.ibm.com>
10190 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10191 Fold movement_possibility function into it.
10193 2007-03-25 David Edelsohn <edelsohn@gnu.org>
10195 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
10196 (load_macho_picbase_{si,di}): Convert to LR hard reg.
10197 (call_indirect_nonlocal_darwin64): Same.
10198 (call_nonlocal_darwin64): Same.
10199 (call_value_indirect_nonlocal_darwin64): Same.
10200 (call_value_nonlocal_darwin64): Same.
10201 (sibcall_nonlocal_darwin64): Same.
10202 (sibcall_value_nonlocal_darwin64): Same.
10203 (sibcall_symbolic_64): Same.
10204 (sibcall_value_symbolic_64): Same.
10205 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
10207 (rs6000_emit_load_toc_table): Same.
10208 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
10209 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
10211 (divss_call): Same.
10212 (divus_call): Same.
10213 (quoss_call): Same.
10214 (quous_call): Same.
10215 (load_toc_v4_pic_si): Same
10216 (load_toc_v4_PIC_1): Same.
10217 (load_toc_v4_PIC_1b): Same.
10218 (call_indirect_aix{32,64}): Same.
10219 (call_value_indirect_aix{32,64}): Same.
10221 (call_value): Same.
10222 (call_local{32,64}): Same.
10223 (call_value_local{32,64}): Same.
10224 (call_indirect_nonlocal_aix{32,64}): Same.
10225 (call_nonlocal_aix{32,64}): Same.
10226 (call_value_indirect_nonlocal_aix{32,64}): Same.
10227 (call_value_nonlocal_aix{32,64}): Same.
10228 (call_indirect_nonlocal_sysv<mode>): Same.
10229 (call_nonlocal_sysv<mode>): Same.
10230 (call_value_indirect_nonlocal_sysv<mode>): Same.
10231 (call_value_nonlocal_sysv<mode>): Same.
10233 (sibcall_local{32,64}): Same.
10234 (sibcall_value_local{32,64}): Same.
10235 (sibcall_nonlocal_aix{32,64}): Same.
10236 (sibcall_value_nonlocal_aix{32,64}): Same.
10237 (sibcall_nonlocal_sysv<mode>): Same.
10238 (sibcall_value): Same.
10239 (sibcall_value_nonlocal_sysv<mode>): Same.
10241 2007-03-24 Paul Brook <paul@codesourcery.com>
10243 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
10244 * config/arm/linux-eabi.h: Remove legacy syscall hack.
10246 2007-03-24 Richard Henderson <rth@redhat.com>
10248 * config/ia64/constraints.md: New file.
10249 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
10250 satisfies_constraint_?.
10251 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
10252 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
10253 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
10254 ia64_output_mi_thunk): Likewise.
10255 (ia64_const_ok_for_letter_p): Remove.
10256 (ia64_const_double_ok_for_letter_p): Remove.
10257 (ia64_extra_constraint): Remove.
10258 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
10259 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
10260 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
10261 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
10262 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
10263 EXTRA_MEMORY_CONSTRAINT): Remove.
10264 * config/ia64/ia64.md: Include constriants.md. Replace
10265 CONST_OK_FOR_? with satisfies_constraint_?.
10267 2007-03-23 Michael Meissner <michael.meissner@amd.com>
10268 H.J. Lu <hongjiu.lu@intel.com>
10270 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
10272 (name macros): Use DPD_BID_NAME to convert names properly.
10274 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
10275 decimal floating point format.
10276 (init_floating_libfuncs): Change decimal functions so that they
10277 have a "bid_" prefix if the decimal system uses the BID format,
10278 and "dpd_" prefix if the decimal system uses the DPD format.
10279 (init_interclass_conv_libfuncs): Ditto.
10280 (init_intraclass_conv_libfuncs): Ditto.
10282 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10283 using the BID format.
10285 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10286 whether we are using the BID decimal format.
10287 * configure: Regenerate.
10289 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10290 the compiler has decimal floating point enabled. Define
10291 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10294 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
10295 using the BID format.
10297 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
10298 whether we are using the BID decimal format.
10299 * configure: Regenerate.
10301 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
10302 the compiler has decimal floating point enabled. Define
10303 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
10306 * doc/install.texi (--enable-decimal-float): Document BID and DPD
10307 options, and that it is enabled for i386/x86_64 systems.
10309 * Makefile.in (enable_decimal_float): New.
10311 (DECNUMINC): Add -I$(DECNUMFMT).
10312 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
10313 to $(DECNUMFMT) from $(DECNUM).
10315 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
10316 Substitute enable_decimal_float.
10317 * configure: Regenerated.
10320 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
10323 * configure.ac: Enable decimal float for x86_64-*-linux*.
10324 * configure: Regenerated.
10327 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
10328 decimal128ClearSign to flip and clear the sign bit in decimal128.
10329 (decimal_real_maxval): Set decimal128SetSign to set the sign
10332 2007-03-23 Ian Lance Taylor <iant@google.com>
10334 * fold-const.c (fold_binary): Correct warning for X - c >= X.
10336 2007-03-23 Ian Lance Taylor <iant@google.com>
10338 * tree-dump.c (dump_files): Correct comment.
10340 2007-03-23 Ian Lance Taylor <iant@google.com>
10342 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
10344 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
10346 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
10347 in cfglayout mode. Don't go into and out of cfglayout mode.
10348 Link the blocks in the order of the constructed traces.
10349 (rest_of_handle_tracer): Adjust call to tracer.
10350 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
10351 Don't go into cfglayout mode.
10352 (rtl_loop_done): Don't go out of cfglayout mode.
10353 * cfglayout.c (relink_block_chain): New function, split out from...
10354 (fixup_reorder_chain): ...here. Remove redundant checking.
10355 (cfg_layout_finalize): Don't clear the header, footer, and aux
10356 fields here, move the code to do so to relink_block_chain. Likewise
10357 for free_original_copy_tables.
10358 * rtl.h (tracer): Update prototype.
10359 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
10360 Assert we are in cfglayout mode. Don't go into and out of cfglayout
10361 mode. Use relink_block_chain to serialize the CFG according to the
10362 new basic block order. Move targetm.cannot_modify_jumps_p check from
10364 (gate_handle_reorder_blocks): ...to here.
10365 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
10367 (gate_duplicate_computed_gotos): ...to here.
10368 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
10369 something always changes when going into and out of cfglayout mode.
10370 Perform an expensive cfg cleanup while going into cfglayout mode.
10371 Always update liveness information on HAVE_conditional_execution
10372 targets. Reserialize the basic blocks and go out of cfglayout mode.
10373 * reg-stack.c: Include cfglayout.h.
10374 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
10375 the call to reorder_basic_blocks.
10376 * basic-block.h (reorder_basic_blocks): Update prototype.
10377 (relink_block_chain): New prototype.
10378 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
10380 2007-03-23 Joseph Myers <joseph@codesourcery.com>
10382 * config/mips/mips.md (type, hazard, *movdi_32bit,
10383 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
10384 *movhi_internal, *movqi_internal, *movsf_hardfloat,
10385 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
10386 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
10387 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
10389 (movcc): Change first xfer to multi.
10390 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
10391 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
10392 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
10393 config/mips/generic.md: Change reservations using "xfer" to use
10395 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
10396 using match_operand.
10397 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
10398 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
10400 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
10402 2007-03-22 Richard Henderson <rth@redhat.com>
10404 * config/i386/i386.c: Remove unnecessary function declarations.
10405 Move targetm definition, and all related macros, to the end of
10406 the file. Resort some functions to put definitions before uses.
10407 (ix86_attribute_table): Make static. Move to end of file.
10408 (ix86_gimplify_va_arg): Make static.
10410 2007-03-22 Richard Henderson <rth@redhat.com>
10412 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
10413 don't increase local_regparm with force_align_arg_pointer check.
10414 (ix86_function_sseregparm): Assert 32-bit.
10415 (type_has_variadic_args_p): New.
10416 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
10417 type_has_variadic_args_p.
10418 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
10419 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
10420 use memset instead. Do maybe_vaarg check first; skip attribute
10421 tests if true; skip attribute tests for 64-bit.
10422 (construct_container): Remove TARGET_DEBUG_ARG.
10423 (function_arg_advance_32, function_arg_advance_64): Split out ...
10424 (function_arg_advance): ... from here.
10425 (function_arg_32, function_arg_64): Split out ...
10426 (function_arg): ... from here.
10427 (ix86_pass_by_reference): Tidy.
10428 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
10429 (function_value_32): New, from parts of ix86_function_value
10430 and ix86_value_regno.
10431 (function_value_64): New, from parts of ix86_function_value
10432 and ix86_libcall_value.
10433 (ix86_function_value_1): New.
10434 (ix86_function_value, ix86_libcall_value): Use it.
10435 (return_in_memory_32, return_in_memory_64): Split out ...
10436 (ix86_return_in_memory): ... from here.
10437 (ix86_struct_value_rtx): Skip for 64-bit.
10438 (ix86_libcall_value, ix86_value_regno): Remove.
10439 (setup_incoming_varargs_64): Split out ...
10440 (ix86_setup_incoming_varargs): ... from here.
10441 (ix86_va_start): Remove TARGET_DEBUG_ARG.
10442 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
10443 * config/i386/i386-protos.h (ix86_function_value): Remove.
10444 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
10446 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10449 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
10450 infinities not supported, otherwise emit warning if -Woverflow. On
10451 underflow, emit warning if -Woverflow.
10452 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
10454 * real.h (real_from_string): Update declaration
10456 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
10457 Richard Henderson <rth@redhat.com>
10459 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
10460 * calls.c (compute_argument_block_size, expand_call,
10461 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
10462 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10463 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
10464 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
10465 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
10466 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
10467 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
10468 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
10471 2007-03-22 Joseph Myers <joseph@codesourcery.com>
10473 * c-incpath.c (add_sysroot_to_chain): New.
10474 (merge_include_chains): Add sysroot argument. Call
10475 add_sysroot_to_chain if sysrooted.
10476 (register_include_chains): Update call to merge_include_chains.
10477 * doc/cppopts.texi: Document use of '=' in include directory
10480 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
10482 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
10483 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
10484 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
10485 insn pattern using X87MODEF12 mode macro.
10487 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
10489 * regmove.c (regmove_optimize): Use reg_mentioned_p
10490 instead of reg_overlap_mentioned_p for DST.
10492 2007-03-21 Mike Stump <mrs@apple.com>
10494 * c.opt: Fixup for Objective-C/C++.
10496 2007-03-21 Steve Ellcey <sje@cup.hp.com>
10498 * explow.c (convert_memory_address): Fold memory reference when
10499 POINTERS_EXTEND_UNSIGNED < 0
10501 2007-03-21 Richard Henderson <rth@redhat.com>
10504 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
10505 * config/i386/mmintrin.h (__m64): Likewise.
10506 * config/i386/xmmintrin.h (__m128): Likewise.
10508 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10510 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
10511 (VXWORKS_OS_CPP_BUILTINS): Define.
10512 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
10513 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
10515 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10517 * rtl.h (constant_pool_reference_p): Delete.
10518 (find_constant_src): Declare.
10519 * rtlanal.c (find_constant_src): New function.
10520 * simplify-rtx.c (constant_pool_reference_p): Delete.
10521 * config/i386/i386.md: Use find_constant_src instead of
10522 constant_pool_reference_p/avoid_constant_pool_reference pairs.
10524 2007-03-21 Richard Sandiford <richard@codesourcery.com>
10526 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
10527 * c-cppbuiltin.c (c_cpp_builtins): Define them.
10529 2007-03-20 Mark Mitchell <mark@codesourcery.com>
10531 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
10532 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
10533 (arm_elf_asm_constructor): Use it.
10534 (arm_elf_asm_destructor): New function.
10536 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
10538 * jump.c (mark_jump_label): Treat SEQUENCE specially.
10540 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
10542 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
10544 2007-03-19 Andrew Haley <aph@redhat.com>
10546 PR tree-optimization/31264
10547 * tree-vrp.c (register_edge_assert_for_1): Don't look though
10548 VIEW_CONVERT_EXPRs.
10550 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
10552 PR rtl-optimization/30907
10553 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
10554 (fwprop_init): Always call loop_optimizer_initialize.
10555 (fwprop_done): Always call loop_optimizer_finalize.
10556 (fwprop): We always have loop info now.
10557 (gate_fwprop_addr): Remove.
10558 (pass_fwprop_addr): Use gate_fwprop as gate.
10560 PR rtl-optimization/30841
10561 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
10562 df_chain_alloc): Call df_reorganize_refs unconditionally.
10563 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
10564 refs_organized to refs_organized_size.
10565 (df_ref_create_structure): Use refs_organized_size instead of
10566 bitmap_size if refs had been organized, and keep refs_organized_size
10568 * df.h (struct df_ref_info): Change refs_organized to
10569 refs_organized_size.
10570 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
10573 2007-03-19 Mark Mitchell <mark@codesourcery.com>
10575 * except.c (output_function_exception_table): Do not reference the
10576 EH personality routine for functions that do not require an
10579 2007-03-20 Jakub Jelinek <jakub@redhat.com>
10582 * c-typeck.c (convert_for_assignment): Call comptypes for
10583 RECORD_TYPE or UNION_TYPE.
10585 PR inline-asm/30505
10586 * reload1.c (reload): Do invalid ASM checking after
10587 cleanup_subreg_operands.
10589 2007-03-19 Jeff Law <law@redhat.com>
10591 * tree-cfg.c (find_taken_edge): Tighten conditions for
10592 optimizing computed gotos.
10594 2007-03-19 Michael Matz <matz@suse.de>
10596 * builtins.c (expand_builtin_sync_operation,
10597 expand_builtin_compare_and_swap,
10598 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
10601 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
10602 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
10605 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10607 * doc/tm.texi: Add brackets around the return type of
10608 TARGET_SECONDARY_RELOAD.
10610 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
10611 Richard Guenther <rguenther@suse.de>
10613 PR tree-optimization/31254
10614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
10615 Use handled_component_p () where appropriate. Continue
10616 propagating into the rhs if we propagated into an INDIRECT_REF
10619 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10621 * config/s390/s390.md (op_type attribute): RRR instruction type added.
10622 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
10623 (xde, xdee): Mode attributes adjusted to support DFP modes.
10624 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
10625 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
10626 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
10627 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
10628 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
10629 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10630 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
10632 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
10633 "movsf"): Insn definitions removed.
10634 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
10635 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
10636 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
10638 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
10639 "reload_in<mode>", "reload_out<mode>"): Expander added.
10640 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
10643 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10645 * config/s390/s390.md: Only non-functional changes. Renamed
10646 FPR mode macro to BFP all over the file.
10648 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10650 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
10651 (op_type attribute): RRF instruction type added.
10652 (fT0): New mode attribute.
10653 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
10654 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
10655 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
10656 instruction no secondary memory is needed when moving DFmode values
10657 between GPRs and FPRs.
10659 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10661 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
10662 inverted and documentation adjusted.
10663 ("mhard-dfp", "msoft-dfp"): New options.
10664 * config/s390/s390.c (s390_handle_arch_option): New architecture
10666 (override_options): Sanity checks for the new options added.
10667 * config.gcc: New architecture switch: z9-ec.
10668 * config/s390/s390.h (processor_flags): PF_DFP added.
10669 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10670 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10671 when the bit is NOT set so remove it from the defaults.
10673 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10675 * genemit.c (main): Print include statement for dfp.h.
10676 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10679 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10681 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10683 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10686 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10687 instead of PATTERN.
10689 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10691 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10692 attr_length_call, output_call, output_indirect_call): Cleanup
10693 formatting of targetm calls.
10695 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10697 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10699 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10701 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10702 reservation, bypass and anti-bypass descriptions for these
10703 instructions. Update move patterns.
10704 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10707 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10709 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10710 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10711 (get_initial_def_for_reduction): Likewise.
10713 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10715 Fix PR tree-optimization/29922
10716 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10717 (get_representative): Removed.
10718 (value_dies_in_block_x): Update for rvuse removal.
10719 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10720 (compute_antic_aux): Handle when PHI nodes appear in
10721 non-single-successors.
10722 (dump_bitmap_of_names): Removed.
10723 (compute_antic_safe): Renamed and removed rvuse calculation.
10724 Calculate only antic safe.
10725 (insert_into_preds_of_block): Remove assert.
10726 (execute_pre): Update for renamed functions.
10727 (defer_or_phi_translate_block): New function.
10729 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10731 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10732 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10734 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10735 Follow spelling conventions.
10737 * tree-data-ref.h: Remove the prototype for analyze_array.
10739 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10741 PR tree-optimization/31041
10742 * tree-vect-transform.c (get_initial_def_for_induction): Call
10743 force_gimple_operand.
10745 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10747 * ipa-type-escape.c (look_for_casts) : Revert code to use
10748 handled_component_p due to ada test a-numaux.adb.
10750 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10752 * final.c (final_scan_insn): Alter the condition of a
10753 conditional trap if we have nonstandard CC.
10755 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10757 * configure.ac: Remove excess quoting from asm line 0 test.
10758 * configure: Rebuilt.
10760 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10762 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10763 * c-common.c (convert_and_check): Move warning logic to...
10764 (warnings_for_convert_and_check): ...here. Define.
10765 * c-common.h (warnings_for_convert_and_check): Declare.
10767 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10769 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10770 (output_call): Likewise.
10772 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10774 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10776 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10778 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10780 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10782 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10783 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10785 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10787 PR tree-optimization/31183
10788 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10789 Use double_int instead of unsigned int for representing access_strides.
10790 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10792 2007-03-16 Richard Guenther <rguenther@suse.de>
10794 PR tree-optimization/31146
10795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10796 to allow recursion of forward_propagate_addr_expr.
10797 (forward_propagate_addr_into_variable_array_index): Likewise.
10798 (forward_propagate_addr_expr): Likewise.
10799 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10800 (forward_propagate_addr_expr_1): Recurse on simple copies
10801 instead of propagating into them. Do so for useless conversions
10803 (forward_propagate_addr_expr): Clean up unused statements after
10806 2007-03-16 Richard Guenther <rguenther@suse.de>
10808 * builtins.c (expand_builtin_cexpi): Use the right argument
10809 for the expansion via cexp.
10811 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10813 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10814 * configure: Rebuilt.
10816 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10819 * dwarf2out.c (force_type_die): Adjust comment.
10820 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10822 2007-03-15 DJ Delorie <dj@redhat.com>
10824 * config/frv/predicates.md (minmax_operator): Don't check operands
10827 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10829 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10830 Update constant estimates of number of iterations.
10831 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10832 argument renamed to "realistic".
10833 (compute_estimated_nb_iterations): Removed.
10834 (record_niter_bound): New function.
10835 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10836 call record_nonwrapping_iv with upper = false.
10837 (infer_loop_bounds_from_signedness): Pass upper argument to
10838 record_nonwrapping_iv.
10839 (estimate_numbers_of_iterations_loop): Do not call
10840 compute_estimated_nb_iterations. Record estimate based on profile
10841 information. Initialize the constant estimates of number of
10843 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10845 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10846 number of iterations is too small.
10847 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10848 (EST_NOT_AVAILABLE): Removed.
10849 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10850 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10853 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10855 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10856 Handle NE_EXPR guards.
10858 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10861 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10862 Set also -pedantic-errors by default for the preprocessor unless
10863 -fpermissive is given.
10865 2007-03-15 Richard Guenther <rguenther@suse.de>
10867 PR middle-end/29719
10868 PR middle-end/31161
10869 * builtins.c (expand_builtin_cexpi): As a fallback if we
10870 don't have builtins for sincos or cexp create a function
10871 declaration for cexp and expand to a call to that.
10872 (expand_builtin_int_roundingfn): Always fall
10873 back to floor/ceil and its variants even if they may be
10876 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10878 PR middle-end/31159
10879 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10880 jump tables, move the call to delete_dead_jumptables from here...
10881 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10882 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10883 don't allow merging of blocks that try_redirect_by_replacing_jump
10884 also does not handle when not optimizing.
10886 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10887 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10889 * config/i386/i386.md (x86_sahf_1): Correctly handle
10892 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10895 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10896 x86_64_general_operand as operand[2] predicate. Remove "iF"
10897 from operand constraints and use "e" constraint instead.
10898 (*subti3_1, *subti3_1 splitter): Ditto.
10899 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10900 operand[1] predicate.
10902 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10904 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10905 arrays, multiply the access strides by the size of the sub-array.
10906 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10908 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10910 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10911 the configured assembler supports the sahf mnemonic.
10912 * configure: Regenerate.
10913 * config.in: Regenerate.
10915 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10916 emit "sahf" or ".byte\t0x9e" as asm template.
10918 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10921 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10922 option to replace hard coded TARGET_xxx in md file.
10923 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10924 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10925 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10926 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10927 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10928 (X86_TUNE_NOT_VECTORMODE): Ditto.
10929 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10930 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10931 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10932 (TUNE_SLOW_IMUL_IMM8): Ditto.
10933 (TUNE_MOVE_M1_VIA_OR): Ditto.
10934 (TUNE_NOT_UNPAIRABLE): Ditto.
10935 (TUNE_NOT_VECTORMODE): Ditto.
10937 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10940 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10941 tuning options instead of hard coded TARGET_xxx.
10942 (fix ssemode peephole2's): Ditto.
10943 (imul peephole2's): Ditto.
10945 (movdi_or_rex64): Ditto.
10946 (move peephole2): Ditto.
10947 (not peephole2's): Ditto.
10949 2007-03-14 Dirk Mueller <dmueller@suse.de>
10951 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10952 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10953 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10955 * c-parser.c (c_parser_do_statement): Warn about empty body in
10956 do/while statement.
10957 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10958 * doc/invoke.texi (-Wempty-body): Update documentation.
10960 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10963 * c-common.h (warn_for_div_by_zero): Declare.
10964 * c-common.c (warn_for_div_by_zero): Define.
10965 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10968 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10970 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10971 to PREFIX and STANDARD_PREFIX.
10973 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10974 Phil Edwards <phil@codesourcery.com>
10976 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10977 (__gthread_once_t): Remove busy field for RTPs.
10978 (__GTHREAD_ONCE_INIT): Update accordingly.
10980 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10982 * doc/invoke.texi: Document VxWorks options.
10984 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10986 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10988 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10990 PR tree-optimization/30590
10991 * tree-nrv.c (tree_nrv): Check for the partial update of the
10994 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10996 * flags.h (flag_random_seed): Remove declaration, in favor of...
10997 * toplev.h (get_random_seed, set_random_seed): ... these.
10998 * tree.c (get_file_function_name): Use the former.
10999 * opts.c (common_handle_option): Use the latter.
11002 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
11004 PR middle-end/31127
11005 * cse.c (cse_find_path): Do not bail out if a basic block that
11006 we already visited now becomes part of a path that starts at a
11007 different basic block. Just disallow this, to make sure we
11008 visit each basic block at most once.
11010 2007-03-13 Jan Hubicka <jh@suse.cz>
11012 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
11013 attributes, when profile esitmate is present, calls with very low
11014 frequency are cold.
11016 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
11018 PR tree-optimization/30730
11019 PR tree-optimization/26900
11020 * tree-ssa-loop-niter.c: Include gmp.h.
11021 (bounds): New type.
11022 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
11023 split_to_var_and_offset, determine_value_range,
11024 bound_difference_of_offsetted_base, refine_bounds_using_guard,
11025 bound_difference, bounds_add, bounds_negate,
11026 number_of_iterations_ne_max, dump_affine_iv): New functions.
11027 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
11028 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
11029 difference of initial and final value of control iv to validate
11031 (number_of_iterations_cond): Add loop parameter. Determine bounds
11032 on the difference of the extremes of the control iv. Add dumps.
11033 (expand_simple_operations): Handle phi nodes.
11034 (simplify_using_initial_conditions): Do not record used conditions.
11035 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
11036 Do not set additional_info.
11037 (implies_nonnegative_p, implies_ge_p): Removed.
11038 (derive_constant_upper_bound): Do not use parameter `additional'.
11039 (record_estimate): Parameter `additional' removed. Parameter
11040 `i_bound' added. Do not call derive_constant_upper_bound.
11041 (record_nonwrapping_iv): Use derive_constant_upper_bound to
11042 bound the number of iterations estimate.
11043 (estimate_numbers_of_iterations_loop): Pass the estimate from
11044 the number of iterations analysis to record_estimate.
11045 * tree.h (multiple_of_p): Declare.
11046 * tree-scalar-evolution.c (expression_expensive_p): Removed.
11047 (scev_const_prop): Do not check expression_expensive_p.
11048 * fold-const.c (multiple_of_p): Exported.
11049 * double-int.c (double_int_mask): Exported.
11050 * double-int.h (double_int_mask): Declare.
11051 * tree-flow.h (struct tree_niter_desc): Removed additional_info
11052 field. Added max field.
11054 2007-03-13 David Taylor <taylor@candd.org>
11057 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
11060 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11063 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
11064 two unamed patterns.
11066 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
11068 * config/i386/i386.opt (mcx16, msahf): New options.
11069 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
11070 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
11072 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
11073 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
11074 Output -mcx16 and -msahf options when corresponding bit is set.
11076 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
11077 and -msahf options.
11079 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
11081 * configure.ac: Test for assembler tolerance to # 0 "".
11082 * configure, config.in: Rebuilt.
11083 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
11085 2007-03-13 Geoffrey Keating <geoffk@apple.com>
11087 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
11089 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
11090 (handle_syscall): Handle direct system calls.
11091 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
11093 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11095 * doc/invoke.texi: Fix cpp.info cross-reference.
11096 * doc/passes.texi: Fix gcc.info cross-reference.
11098 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
11100 PR tree-optimization/30835
11101 * lambda-code.c (can_convert_to_perfect_nest): Check whether
11102 bb_for_stmt is not NULL before accessing it.
11104 2007-03-12 Joseph Myers <joseph@codesourcery.com>
11106 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
11109 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
11112 * doc/install.texi: Document --enable-stage1-languages
11114 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
11116 * tree-pass.h (pass_into_cfg_layout_mode,
11117 pass_outof_cfg_layout_mode): Declare.
11118 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
11119 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
11120 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
11121 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
11123 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
11125 * c-decl.c (warn_variable_length_array): New function.
11126 Refactored from grokdeclarator to handle warn_vla
11127 and handle unnamed array case.
11128 (grokdeclarator): Refactored VLA warning case.
11129 * c.opt (Wvla): New flag.
11130 * doc/invoke.texi (Wvla): New warning.
11132 2007-03-12 Richard Henderson <rth@redhat.com>
11134 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
11135 (TARGET_SECTION_TYPE_FLAGS): New.
11137 2007-03-12 Richard Henderson <rth@redhat.com>
11139 * config/darwin.c (machopic_reloc_rw_mask): New.
11140 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
11141 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
11143 2007-03-12 Mark Mitchell <mark@codesourcery.com>
11145 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
11146 * cppdefault.h (cpp_PREFIX): Document.
11147 (cpp_PREFIX_len): Likewise.
11148 (cpp_EXEC_PREFIX): New variable.
11149 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
11150 * c-incpath.c (add_standard_paths): Correct logic for relocating
11151 paths within prefix.
11153 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
11155 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
11156 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
11158 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
11159 fix_truncdfdi_sse using SSEMODEF mode macro.
11160 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
11161 fix_truncdfsi_sse using SSEMODEF mode macro.
11162 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
11163 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
11165 2007-03-12 Richard Sandiford <richard@codesourcery.com>
11167 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
11168 elfos.h to tm_file.
11170 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
11172 * tree.h : Add multiple_of_p declaration.
11173 * fold-const.c (multiple_of_p): Make multiple_of_p public.
11174 * ipa-type-escape.c (results_of_malloc): Redundant.
11175 (visited_stmts): New. Visited stmt for walk_use_def_chains.
11176 (cast_type): Extended with new members.
11177 (check_cast): Returns cast_type.
11178 (cast): New structure for data of walk_use_def_chains.
11179 (is_malloc_result, is_cast_from_non_pointer_1,
11180 is_cast_from_non_pointer,
11181 is_array_access_through_pointer_and_index): New functions.
11182 (look_for_casts): Returns cast types.
11183 (check_call): Returns void.
11184 (okay_pointer_operation): Use support of pointer plus index,
11185 pointer plus constant and allow all multiplications.
11187 2007-03-11 Richard Guenther <rguenther@suse.de>
11189 PR tree-optimization/31115
11190 * tree-vrp.c (extract_range_from_binary_expr): Make sure
11191 the shift count is positive and non-anti-range for RSHIFT_EXPR.
11192 A shift count of zero is not special as with *_DIV_EXPR.
11193 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
11196 2007-03-11 Ian Lance Taylor <iant@google.com>
11198 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
11199 the *_DIV_EXPR codes correctly with overflow infinities.
11201 2007-03-11 Ira Rosen <irar@il.ibm.com>
11203 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
11204 indicate success/failure of the analysis. Add negation to subtrahend
11205 in case of subtraction. Fail if both operands contain constants.
11206 (create_data_ref): Fail if analyze_offset fails.
11208 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
11210 * config/i386/i386.md (frndintxf2): Rename to ...
11211 (rintxf2): ... this. Remove expander having same name.
11212 (rintsf2, rintdf2): Implement using SSEMODEF macro.
11213 (roundsf2, rounddf2): Ditto.
11214 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
11215 (lround<mode>di2, lround<mode>si2): Ditto.
11217 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
11219 * lower-subreg.c: Include except.h.
11220 (decompose_multiword_subregs): Verify that the only control flow
11221 insns we can split are loads to multi-words pseudos.
11222 Handle breaking such blocks after splitting, instead of calling
11223 find_many_sub_basic_blocks.
11225 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
11226 on the new basic block. Add a lengthy comment explaining why we
11227 thought this was necessary.
11228 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
11230 2007-03-10 Mark Mitchell <mark@codesourcery.com>
11233 * tree.c (walk_type_fields): Recurse into the element type of
11234 ARRAY_TYPEs if there is a pointer set.
11236 2007-03-10 Dirk Mueller <dmueller@suse.de>
11238 * c-common.c (warn_logical_operator): Fix condition.
11240 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
11242 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
11244 * config/darwin.c (machopic_select_section): Remove superfluous
11245 argument in call to categorize_decl_for_section. Remove unused
11248 2007-03-10 Joseph Myers <joseph@codesourcery.com>
11250 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
11252 * configure: Regenerate.
11254 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
11258 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
11259 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
11260 Add LABEL_NUSES to emitted label.
11261 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
11262 branch probability value to emitted jump insn.
11263 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
11264 Do not check life information and do not re-arrange input operands
11265 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
11267 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11269 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
11270 the change of decode_asm_operands.
11272 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
11274 * mode-switching.c (create_pre_exit): Skip blockage insn.
11276 2007-03-09 Diego Novillo <dnovillo@redhat.com>
11278 * tree-pass.h (TODO_update_smt_usage): Remove.
11280 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
11284 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11286 * pa.c (attr_length_call): Revise condition for long
11287 pc-relative branch.
11288 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
11289 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
11290 sequence on SOM target.
11292 2007-03-09 Geoffrey Keating <geoffk@apple.com>
11294 * gcc.c: Document %{, in big comment at top.
11295 (input_suffix_matches): Remove special handling for .s and
11297 (input_spec_matches): New.
11298 (handle_braces): Handle %{,.
11299 (validate_switches): ',' indicates a value which is not a switch.
11300 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
11301 to detect assembler input.
11302 * config/i386/sol2.h (CPP_SPEC): Likewise.
11303 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
11304 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
11305 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
11306 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
11307 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
11308 -m64 causes deployment target to default to 10.5.
11309 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
11311 2007-03-09 Richard Henderson <rth@redhat.com>
11314 * target.h (targetm.asm.out.reloc_rw_mask): New.
11315 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
11316 (TARGET_ASM_OUT): Use it.
11317 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
11318 * varasm.c (categorize_decl_for_section): Remove shlib argument;
11319 use the new reloc_rw_mask target hook instead.
11320 (default_section_type_flags_1): Merge into...
11321 (default_section_type_flags): ... here.
11322 (decl_readonly_section_1): Merge into...
11323 (decl_readonly_section): ... here.
11324 (default_elf_select_section_1): Merge into...
11325 (default_elf_select_section): ... here.
11326 (default_unique_section_1): Merge into...
11327 (default_unique_section): ... here.
11328 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
11329 (default_select_rtx_section): Use it.
11330 (default_elf_select_rtx_section): Likewise.
11331 * output.h: Update to match.
11332 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
11333 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
11334 (TARGET_ASM_RELOC_RW_MASK): New.
11335 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
11336 to categorize_decl_for_section.
11337 (x86_64_elf_unique_section): Likewise.
11338 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
11339 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
11340 (TARGET_ASM_RELOC_RW_MASK): New.
11341 * config/ia64/ia64.c (ia64_rwreloc_select_section,
11342 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
11343 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
11344 (TARGET_RWRELOC): Remove.
11345 (ia64_section_type_flags): Adjust call to default_section_type_flags.
11346 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11347 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
11348 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
11349 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
11350 (rs6000_xcoff_select_section): Use decl_readonly_section.
11351 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
11352 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
11353 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
11354 (TARGET_SECTION_TYPE_FLAGS): Remove.
11355 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
11357 2007-03-09 Roger Sayle <roger@eyesopen.com>
11359 * fold-const.c (fold_comparison): Remove compile-time evaluation of
11360 complex constant equality/inequality comparisons for here.
11361 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
11362 known at compile-time or can be simplified to a scalar comparison.
11363 (fold_relational_const): Move compile-time evaluation of complex
11364 constant equality/inequality comparisons to here.
11366 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11368 PR rtl-optimization/30643
11369 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
11371 (fold_rtx): Recurse, like before 2006-11-03.
11373 2007-03-09 DJ Delorie <dj@redhat.com>
11375 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
11378 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
11380 PR tree-optimization/30375
11381 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
11382 LHS of statements is not the same.
11383 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
11385 2007-03-09 Chao-ying Fu <fu@mips.com>
11387 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
11389 * doc/invoke.texi (-mdspr2): Document new option.
11390 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
11391 New unspec for DSP REV 2.
11392 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
11393 these instructions are extended in DSP REV 2.
11394 (mips-dspr2.md): Include.
11395 * config/mips/mips.opt (mdspr2): New option.
11396 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
11397 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
11398 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
11399 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
11400 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
11401 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
11402 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
11404 (bdesc_map): Add one field of unsupported_target_flags.
11405 (bdesc_arrays): Update entries to have extra fields. Add
11407 (mips_init_builtins): Initialize new function types.
11408 Check unsupported_target_fileds to filter out builtins.
11409 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
11411 (ASM_SPEC): Pass mdspr2 to the assembler.
11412 * config/mips/mips-dspr2.md: New file.
11414 2007-03-09 Sa Liu <saliu@de.ibm.com>
11416 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
11418 2007-03-09 Ian Lance Taylor <iant@google.com>
11420 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
11421 argument) like -Wstrict-overflow=2.
11422 * doc/invoke.texi (Warning Options): Update documentation.
11424 2007-03-09 Dirk Mueller <dmueller@suse.de>
11427 * doc/invoke.texi (-Wlogical-op): Document.
11428 * common.opt (-Wlogical-op): New.
11429 * c-common.h (warn_logical_operator): Declare.
11430 * c-common.c (warn_logical_operator): Define.
11431 * c-typeck.c (parser_build_binary_op): Call
11432 warn_logical_operator.
11434 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11436 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
11437 * final.c (final_scan_insn): Test for non-"" file name.
11439 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
11441 * doc/loop.texi: Document the Omega linear constraints solver.
11442 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
11443 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
11444 omega-hash-table-size, omega-max-keys, and
11445 omega-eliminate-redundant-constraints.
11446 * tree-pass.h (pass_check_data_deps): Declared.
11449 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
11450 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
11451 pass_check_data_deps): New.
11452 * tree-data-ref.c (init_data_ref): Remove declaration.
11453 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
11454 (analyze_array): Renamed init_array_ref, move up initializations.
11455 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
11456 Removed arguments that are set to NULL.
11457 (analyze_indirect_ref): Correct indentation, correct call to
11459 (object_analysis): Call init_array_ref instead of analyze_array.
11460 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
11461 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
11462 of DR_ACCESS_FNS_ADDR.
11463 (init_omega_eq_with_af, omega_extract_distance_vectors,
11464 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
11465 ddr_consistent_p): New.
11466 (compute_affine_dependence): Check consistency of ddrs when
11467 flag_check_data_deps is passed.
11468 (analyze_all_data_dependences): Uncomment.
11469 (tree_check_data_deps): New.
11470 * tree-data-ref.h: Include omega.h.
11471 (DR_ACCESS_FNS_ADDR): Removed.
11472 (data_dependence_relation): Add inner_loop.
11473 (DDR_INNER_LOOP): New.
11474 * common.opt (fcheck-data-deps): New.
11475 * tree-flow.h (tree_check_data_deps): Declare.
11476 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
11477 (OBJS-common): Depend on omega.o.
11479 * passes.c (pass_check_data_deps): Scheduled.
11480 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
11481 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
11482 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
11483 PARAM_VECT_MAX_VERSION_CHECKS,
11484 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
11486 2007-03-09 Richard Guenther <rguenther@suse.de>
11488 PR tree-optimization/30904
11489 PR middle-end/31058
11490 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
11491 the same way as *_DIV_EXPR.
11493 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11495 * recog.c (decode_asm_operands): No mixed declarations and code.
11497 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
11499 * rtl.def (ASM_INPUT): Add location.
11500 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
11501 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
11502 (decode_asm_operands): Add loc operand.
11503 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
11504 * stmt.c (expand_asm): Rename to...
11505 (expand_asm_loc): ... this. Add locus argument. Pass it on to
11506 gen_rtx_ASM_INPUT_loc.
11507 (expand_asm_expr): Adjust.
11508 * recog.c (decode_asm_operands): Add loc operand.
11509 (check_asm_operands, extract_insn): Adjust.
11510 * reload1.c (maybe_fix_stack_asms): Likewise.
11511 * final.c (asm_insn_count): Likewise.
11512 (final_scan_insn): Output # line before and after asm.
11514 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
11516 * tree-ssa-structalias.c (variable_info): Remove
11518 (new_var_info): Ditto.
11519 (shared_bitmap_info_t): New structure.
11520 (shared_bitmap_table): New variable.
11521 (shared_bitmap_hash): New function.
11522 (shared_bitmap_eq): Ditto
11523 (shared_bitmap_lookup): Ditto.
11524 (shared_bitmap_add): Ditto.
11525 (merge_smts_into): Change to take bitmap directly.
11526 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
11527 (init_alias_vars): Init shared bitmap hashtable.
11528 (delete_points_to_sets): Delete shared bitmap hashtable.
11529 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
11530 is_aliased removal as a change that was still necessary was
11533 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
11535 * config/i386/i386.h (override_options): Conditionally disable
11536 x86_sahf for 64bit targets only.
11538 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
11541 * c-decl.c (merge_decls): Don't call make_var_volatile.
11542 * varasm.c (make_var_volatile): Remove.
11543 * output.h (make_var_volatile): Remove.
11545 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
11547 PR tree-optimization/31085
11548 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
11550 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11552 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
11553 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
11554 ATTR_CONST_NOTHROW_LIST.
11556 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11559 2007-03-08 Diego Novillo <dnovillo@redhat.com>
11561 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
11563 2007-03-08 Geoffrey Keating <geoffk@apple.com>
11566 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
11568 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
11569 passed, use shared libgcc.
11571 2007-03-08 Roger Sayle <roger@eyesopen.com>
11573 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
11574 instead of calling build2 with a GIMPLE_MODIFY_STMT.
11575 (honor_protect_cleanup_actions, lower_try_finally_switch):
11577 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
11578 ifc_temp_var): Likewise.
11579 * tree-inline.c (setup_one_parameter): Likewise.
11580 * tree-mudflap.c (mf_decl_cache_locals,
11581 mf_build_check_statement_for): Likewise.
11582 * tree-nested.c (init_tmp_var, save_tmp_var,
11583 finalize_nesting_tree_1): Likewise.
11584 * tree-outof-ssa.c (insert_copy_on_edge,
11585 insert_backedge_copies): Likewise.
11586 * tree-profile.c (tree_gen_edge_profiler,
11587 tree_gen_ic_profiler): Likewise.
11588 * tree-scalar-evolution.c (scev_const_prop): Likewise.
11589 * tree-sra.c (sra_build_assignment): Likewise.
11590 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
11591 * tree-ssa-math-opts.c (insert_reciprocals,
11592 execute_cse_sincos_1): Likewise.
11593 * tree-tailcall.c (adjust_accumulator_values,
11594 adjust_return_value): Likewise.
11595 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
11596 * tree-vect-transform.c (vect_create_data_ref_ptr,
11597 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
11598 vect_create_epilog_for_reduction, vectorizable_reduction,
11599 vectorizable_call, vectorizable_conversion,
11600 vectorizable_assignment, vectorizable_operation,
11601 vectorizable_type_demotion, vect_gen_widened_results_half,
11602 vect_permute_store_chain, vectorizable_store,
11603 vect_setup_realignment, vect_permute_load_chain,
11604 vectorizable_load, vectorizable_condition,
11605 vect_create_cond_for_align_checks): Likewise.
11606 * tree-vrp.c (build_assert_expr_for): Likewise.
11608 2007-03-08 Ian Lance Taylor <iant@google.com>
11610 * tree-vrp.c: Include "intl.h".
11611 (usable_range_p): New static function.
11612 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
11613 overflowed values, juts set *strict_overflow_p.
11614 (compare_values): Only return -2 if one of the operands is not a
11616 (compare_ranges): Call usable_range_p.
11617 (compare_range_with_value): Likewise.
11618 (vrp_evaluate_conditional_warnv): Rename from
11619 vrp_evaluate_conditional. Make static. Change all callers.
11620 (vrp_evaluate_conditional): New function.
11621 (simplify_div_or_mod_using_ranges): Issue warning about reliance
11622 on signed overflow.
11623 (simplify_abs_using_ranges): Likewise.
11624 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
11625 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
11626 within_stmt parameter.
11627 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11628 vrp_evaluate_conditional.
11629 * tree-ssa-threadedge.c
11630 (record_temporary_equivalences_from_stmts_at_dest): Change
11631 simplify parameter to take a second tree parameter.
11632 (simplify_control_stmt_condition): Likewise.
11633 (thread_across_edge): Likewise.
11634 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11635 (thread_across_edge): Likewise.
11636 * Makefile.in (tree-vrp.o): Depend upon intl.h.
11638 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
11640 * config/i386/i386.h (TARGET_SAHF): New define.
11641 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
11642 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
11643 (x86_sahf): New global variable.
11644 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
11645 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
11646 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
11647 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
11649 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
11650 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
11651 when expanding fcomi/sahf based tests.
11652 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
11653 expanding sahf based alternative. Emit sahf based sequence when
11654 optimizing for code size.
11655 * config/i386/i386.md (x86_sahf_1): Do not disable for
11656 TARGET_64BIT, enable for TARGET_SAHF.
11658 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
11660 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
11661 spurious whitespace from error message.
11663 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11666 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11668 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11670 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11672 * tree-sra.c (instantiate_element): Propagate disabled warnings
11673 from the element itself to the created variable.
11675 2007-03-07 Richard Henderson <rth@redhat.com>
11678 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11679 silently fix up the stack in the case of a missing register.
11681 2007-03-07 Paul Brook <paul@codesourcery.com>
11683 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11685 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11687 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11689 (phase1_vrs): Use them.
11690 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11691 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11692 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11693 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11694 __gnu_Unwind_Restore_WMMXC if required.
11695 (_Unwind_VRS_Pop): Implement iWMMXt support.
11696 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11697 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11698 gnu_Unwind_Save_WMMXC): Define.
11700 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11702 * config/vxworks.h (vxworks_override_options): Declare.
11703 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11704 * config/vxworks.c: Include target.h and toplev.h.
11705 (vxworks_override_options): New function.
11706 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11708 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11710 * config/s390/s390.c (override_options): Don't emit an error when
11711 -mstack-size is used without providing -mstack-guard.
11712 (s390_emit_prologue): Choose stack_guard value automatically if not
11713 provided via command line.
11714 * doc/invoke.texi: Adjust description of -mstack-guard and
11717 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11719 * config/i386/i386.c (output_set_got): Add a GOT initialization
11720 sequence for VxWorks PIC.
11721 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11722 around labels as well as symbols. Use gotoff_operand instead
11723 of local_symbolic_operand.
11724 (legitimize_pic_address): Use gotoff_operand instead of
11725 local_symbolic_operand. Use @GOT accesses for labels as
11727 (ix86_output_addr_diff_elt): Use PC-relative rather than
11728 GP-relative offsets for VxWorks PIC.
11729 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11730 no_new_pseudos. Check whether the returned register is op0.
11731 * config/i386/i386.md (tablejump): Use PC-relative rather than
11732 GP-relative offsets for VxWorks PIC.
11733 * config/i386/predicates.md (gotoff_operand): New predicate.
11735 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11737 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11739 * config/vxworks-dummy.h: New file.
11740 * config/i386/i386.h: Include it.
11742 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11744 * dwarf2out.c (is_inlined_entry_point): New
11745 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11746 DW_AT_ranges if the first subblock is the entry point.
11748 2007-03-06 David Daney <ddaney@avtrex.com>
11750 * doc/install.texi (mips-*-*): Change recommended binutils
11753 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11755 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11756 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11758 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11759 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11761 2007-03-06 Jan Hubicka <jh@suse.cz>
11763 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11764 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11766 (probably_cold_bb_p): Cold functions are cold.
11767 (probably_never_executed_bb_p): Cold functions are cold.
11768 (tree_bb_level_predictions): Predict calls to cold functions as not
11770 (compute_function_frequency): Check hot/cold attributes.
11771 * function.h (function_frequency): Update comments.
11772 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11773 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11774 (c_common_att): Add cold and hot.
11776 * doc/extend.texi (hot,cold attributes): Document.
11778 2007-03-06 Andrew Haley <aph@redhat.com>
11780 * function.c (expand_function_end): Move blockage to just after we
11781 emit the label for the naked return from the function.
11783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11785 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11788 2007-03-06 Jan Hubicka <jh@suse.cz>
11790 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11791 loaded for constant large models. Non-large 64bit PIC can do.
11792 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11793 * cmodel.h: Add LARGE PIC.
11794 * i386.md (UNSPEC_PLTOFF): New.
11795 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11797 (*call_1_rex64): Disable for large models.
11798 (*call_1_rex64_large): New.
11799 (*call_value_1_rex64): Disable for large models.
11800 (*call_value_1_rex64_large): New.
11801 (set_rip_rex4): New.
11802 (set_got_offset_rex64): New.
11803 * predicates.md (constant_call_address_operand): For large model
11804 constant calls are not possible.
11805 * i386-protos.h (construct_plt_address): Declare.
11806 * i386.c (override_options): Accept large models.
11807 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11808 (legitimate_constant_p): Add new UNSPECs.
11809 (legitimate_pic_operand_p): Likewise.
11810 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11811 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11813 (output_pic_addr_const): Add PLTOFF.
11814 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11815 (ix86_expand_move): Legitimize pic address when in PIC mode.
11816 (construct_plt_address): New function.
11817 (ix86_expand_call): Offload the address to register and use GOT
11818 pointer for large model.
11819 * invoke.texi (mcmodel=large): Update documentation.
11821 2007-03-06 Richard Henderson <rth@redhat.com>
11823 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11824 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11825 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11826 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11827 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11828 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11829 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11830 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11831 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11832 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11833 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11834 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11835 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11836 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11837 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11838 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11839 x86_schedule, x86_use_bt, x86_pad_returns,
11840 x86_use_xchgb): Merge into ...
11841 (ix86_tune_features): ... here. New array.
11842 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11843 x86_bswap): Merge into ...
11844 (ix86_arch_features): ... here. New array.
11845 (x86_3dnow_a): Remove.
11846 (x86_accumulate_outgoing_args): Make static.
11847 (x86_arch_always_fancy_math_387): Make static.
11848 (ix86_tune_mask, ix86_arch_mask): Move ...
11849 (override_options): ... to local variables here. Apply the
11850 appropriate mask to each element of ix86_arch_features and
11851 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11852 as were done in the old macros.
11853 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11854 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11855 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11856 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11857 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11858 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11859 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11860 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11861 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11862 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11863 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11864 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11865 x86_accumulate_outgoing_args, x86_prologue_using_move,
11866 x86_epilogue_using_move, x86_decompose_lea,
11867 x86_arch_always_fancy_math_387, x86_shift1,
11868 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11869 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11870 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11871 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11872 x86_use_incdec, x86_pad_returns, x86_bswap,
11873 x86_partial_flag_reg_stall): Remove.
11874 (enum ix86_tune_indices): New.
11875 (ix86_tune_features): New.
11876 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11877 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11878 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11879 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11880 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11881 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11882 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11883 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11884 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11885 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11886 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11887 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11888 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11889 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11890 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11891 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11892 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11893 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11894 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11895 TARGET_EXT_80387_CONSTANTS): Use it.
11896 (enum ix86_arch_indices): New.
11897 (ix86_arch_features): New.
11898 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11899 TARGET_BSWAP): Use it.
11900 (ix86_tune_mask, ix86_arch_mask): Remove.
11902 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11905 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11906 Define using $${sysroot_headers_suffix}.
11907 * configure: Regenerate.
11908 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11909 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11911 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11912 * gcc.c (print_sysroot_headers_suffix): New.
11913 (option_map): Include --print-sysroot-headers-suffix.
11914 (display_help): Mention -print-sysroot-headers-suffix.
11915 (process_command): Handle -print-sysroot-headers-suffix.
11916 (do_spec_1): Append multilib directory to include-fixed path if
11917 sysroot suffixes in use.
11918 (main): Handle -print-sysroot-headers-suffix.
11919 * Makefile.in (start.encap): Don't depend on xlimits.h
11920 (xlimits.h): Remove.
11921 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11922 limits.h for each multilib in fixinc_list.
11923 (fixinc_list, s-fixinc_list): New.
11924 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11925 generate them for each multilib in fixinc_list.
11926 (stmp-fixproto): Use include-fixed. Run fixproto for each
11927 multilib in fixinc_list.
11928 (mostlyclean): Don't remove xlimits.h.
11929 (clean): Remove include-fixed.
11930 (real-install-headers-tar, real-install-headers-cpio,
11931 real-install-headers-cp): Don't copy include, only include-fixed.
11932 (install-mkheaders): Depend on fixinc_list. Don't depend on
11933 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11934 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11935 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11937 2007-03-06 Jan Hubicka <jh@suse.cz>
11939 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11942 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11944 * configure.ac: Allow tm_file to contain build-directory files.
11945 * configure: Regenerate.
11946 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11947 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11948 * config/m68k/print-sysroot-suffix.sh: New file.
11950 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11952 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11953 of pic_offset_table_rtx if reload_completed.
11954 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11955 PIC_OFFSET_TABLE_REGNUM.
11956 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11958 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11959 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11963 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11964 functions that call eh_return.
11966 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11968 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11969 functions that need a constant pool.
11971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11974 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11975 (m68k_preferred_reload_class): Likewise.
11976 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11977 (SECONDARY_RELOAD_CLASS): Define.
11978 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11979 (LIMIT_RELOAD_CLASS): Delete.
11980 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11981 registers from storing bytes.
11982 (m68k_secondary_reload_class): New function.
11983 (m68k_preferred_reload_class): Likewise.
11985 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11987 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11989 (m68k_expand_prologue): Likewise.
11991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11993 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11994 (mips_expand_epilogue): Add a bool parameter.
11995 (m68k_legitimize_sibcall_address): Declare.
11996 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11997 (m68k_expand_epilogue): Add a parameter to select between sibling
11998 and normal epilogues. Only generate a return for the latter.
11999 (m68k_ok_for_sibcall_p): New function.
12000 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
12001 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
12002 (sibcall_value, *sibcall_value): Likewise.
12003 (*call, *call_value): Require !SIBLING_CALL_P.
12004 (epilogue): Update call to m68k_expand_epilogue.
12005 (sibcall_epilogue): New pattern.
12006 * config/m68k/predicates.md (const_call_operand): Say that this
12007 predicate applies to sibling calls too.
12008 (sibcall_operand): New predicate.
12010 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12012 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
12013 alternatives as movsi_cf.
12014 (movsf_cf_hard): Add commentary.
12016 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
12017 Richard Sandiford <richard@codesourcery.com>
12019 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
12020 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
12021 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
12022 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
12023 as being live on exit from an interrupt function.
12024 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
12025 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
12026 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
12027 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
12028 (m68k_interrupt_function_p): Globalize.
12029 (m68k_compute_frame_layout): Remove reverse mask code.
12030 (m68k_emit_movem, m68k_set_frame_related): New functions.
12031 (m68k_output_function_prologue): Delete in favor of...
12032 (m68k_expand_prologue): ...this new function.
12033 (m68k_output_function_epilogue): Delete in favor of...
12034 (m68k_expand_epilogue): ...this new function.
12035 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
12037 (print_operand): Handle %?.
12038 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
12039 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
12040 (prologue, epilogue): New patterns.
12041 (return): Turn into a define_expand.
12042 (*return): New pattern, derived from old "return" pattern. Use rte
12043 rather than rts for interrupt functions. Only use rtd if the pop
12045 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
12046 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
12047 (link, *link, unlink, *unlink, load_got): Likewise.
12049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
12053 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
12054 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
12055 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
12056 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
12057 and m68k_matches_u_p.
12058 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
12059 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
12060 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
12061 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
12062 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
12063 (REG_STRICT_P): New macro.
12064 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
12065 PCREL_GENERAL_OPERAND_OK.
12066 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
12067 m68k_legitimate_base_reg_p.
12068 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
12069 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
12070 (PIC_CASE_VECTOR_ADDRESS): Update comment.
12071 * config/m68k/m68k.c (m68k_address): New structure.
12072 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
12073 (m68k_decompose_index, m68k_legitimate_constant_address_p)
12074 (m68k_jump_table_ref_p, m68k_decompose_address)
12075 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
12076 (m68k_matches_u_p): New functions.
12077 (print_operand_address): Rewrite to use m68k_decompose_index.
12079 2007-03-05 David Taylor <dtaylor@emc.com>
12081 * gcc.c: Correct copyright date in --version output.
12083 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12085 * pa.md: In unamed move patterns, disparge copies between general
12086 and floating point registers using '?' modifier. Don't include 'f'
12087 constraint for register preferences in DImode, SImode, HImode and
12088 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
12089 Remove constraints for copies between general and floating registers
12090 in soft-float DFmode pattern.
12091 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
12095 2007-03-05 Mike Stump <mrs@apple.com>
12097 * c-common.c (targetcm): Add.
12098 * c-opts.c (c_common_handle_option): Handle language specific
12100 * opts.c (handle_option): Verify language for target options, if
12102 * opth-gen.awk: Add CL_LANG_ALL.
12103 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
12104 (TARGETCM_INITIALIZER): Add.
12105 * target.h (struct gcc_targetcm): Add.
12107 * targhooks.c (default_handle_c_option): Add.
12108 * targhooks.h (default_handle_c_option): Add.
12109 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
12111 * config/darwin.opt (iframework): Add.
12112 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
12113 * config/darwin-c.c (handle_c_option): Add.
12114 (TARGET_HANDLE_C_OPTION): Add.
12116 * doc/invoke.texi (Darwin Options): Add -iframework.
12118 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12120 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
12123 2007-03-05 Ian Lance Taylor <iant@google.com>
12125 * c.opt (fgnu89-inline): New option.
12126 * c-opts.c (c_common_post_options): Set default value for
12128 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
12129 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
12131 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
12132 (grokdeclarator, start_function): Likewise.
12133 * c-cppbuiltin.c (c_cpp_builtins): Define either
12134 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
12135 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
12136 (C Dialect Options): Document -fgnu89-inline.
12137 * doc/extend.texi (Function Attributes): Explain what the
12138 gnu_inline attribute does.
12139 * doc/cpp.texi (Common Predefined Macros): Document
12140 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
12142 2007-03-05 Ian Lance Taylor <iant@google.com>
12144 PR tree-optimization/31034
12145 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
12146 half-range if the other side is an overflow infinity.
12148 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12150 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
12151 (bfin*-linux-uclibc*): New configuration.
12152 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
12154 * config/bfin/linux.h: New file.
12155 * config/bfin/libgcc-bfin.ver: New file.
12156 * config/bfin/t-bfin-uclinux: New file.
12157 * config/bfin/t-bfin-linux: New file.
12158 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
12159 (TARGET_OS_CPP_BUILTINS): New macro.
12161 2007-03-05 Richard Guenther <rguenther@suse.de>
12163 * fold-const.c (fold_binary): Remove duplicate folding
12164 of comparison of non-null ADDR_EXPR against null.
12166 2007-03-05 Richard Guenther <rguenther@suse.de>
12167 Dorit Nuzman <dorit@il.ibm.com>
12169 PR tree-optimization/26420
12170 * tree-vectorizer.c (vectorize_loops): Bail out early if there
12171 are no loops in the function. Only print the number of
12172 vectorized loops if it is greater than zero or we are supposed
12173 to print information about unvectorized loops.
12175 2007-03-05 Revital Eres <eres@il.ibm.com>
12177 * gcc.dg/var-expand1.c: New test.
12178 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
12179 when an accumulator is expanded.
12181 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12184 * c-common.c (convert_and_check): Don't give warnings for
12185 conversion if 'expr' already overflowed.
12187 2007-03-04 Roger Sayle <roger@eyesopen.com>
12189 PR middle-end/30744
12190 * fold-const.c (fold_comparison): Enforce type consistency when
12191 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
12193 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
12195 * tree-ssa-address.c (create_mem_ref): Do not put an expression
12196 containing a cast to the base of TARGET_MEM_REF.
12198 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
12200 * tree.c (tree_contains_struct_check_failed): Remove spurious
12201 whitespace from error message.
12203 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
12206 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
12207 instead of precision.
12209 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
12210 Nathan Sidwell <nathan@codesourcery.com>
12212 * emit-rtl.c (find_auto_inc): New.
12213 (try_split): recreate REG_INC notes,
12214 Use regular for loops rather than whiles.
12216 2007-03-03 Andreas Schwab <schwab@suse.de>
12218 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
12219 * configure: Regenerate.
12221 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12223 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
12224 flag_rounding_math, not flag_unsafe_math_optimizations.
12226 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
12228 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
12229 alpha_fold_vector_minmax): Likewise.
12230 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12231 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
12233 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12235 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
12236 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
12237 if the lhs has side-effects.
12238 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
12240 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12242 * config/i386/i386.h (TUNEMASK): Remove define.
12243 (ARCHMASK): Remove define.
12244 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
12245 Use ix86_arch_mask variable instead of ARCHMASK.
12246 * config/i386/i386.c (override_options): Ditto.
12247 (standard_80387_constant_p): Ditto.
12249 2007-03-02 Ian Lance Taylor <iant@google.com>
12251 Used signed infinities in VRP.
12252 * tree-vrp.c (uses_overflow_infinity): New static function.
12253 (supports_overflow_infinity): New static function.
12254 (make_overflow_infinity): New static function.
12255 (negative_overflow_infinity): New static function.
12256 (positive_overflow_infinity): New static function.
12257 (is_negative_overflow_infinity): New static function.
12258 (is_positive_overflow_infinity): New static function.
12259 (is_overflow_infinity): New static function.
12260 (overflow_infinity_range_p): New static function.
12261 (compare_values_warnv): New function split out of compare_values.
12262 (compare_value): Call it.
12263 (set_value_range_to_nonnegative): Add overflow_infinity
12264 parameter. Change caller.
12265 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
12267 (vrp_expr_computes_nonzero): Likewise.
12268 (compare_ranges, compare_range_with_value): Likewise.
12269 (compare_name_with_value, compare_names): Likewise.
12270 (vrp_evaluate_conditional): Likewise.
12271 (set_value_range): Handle infinity
12272 (vrp_operand_equal_p, operand_less_p): Likewise.
12273 (extract_range_from_assert): Likewise.
12274 (vrp_int_const_binop): Likewise.
12275 (extract_range_from_binary_expr): Likewise.
12276 (extract_range_from_unary_expr): Likewise.
12277 (extract_range_from_comparison): Likewise.
12278 (extract_range_from_expr): Likewise.
12279 (dump_value_range): Likewise.
12280 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
12281 (test_for_singularity): Likewise.
12282 (vrp_int_const_binop): Remove inline qualifier.
12283 (adjust_range_with_scev): Add comment.
12284 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
12286 2007-03-02 Diego Novillo <dnovillo@redhat.com>
12288 * tree-ssa-structalias.c (could_have_pointers): Tidy.
12289 (get_constraint_for): Likewise.
12290 (do_structure_copy): Likewise.
12291 (find_func_aliases): Fix references to MODIFY_EXPR.
12292 (intra_create_variable_infos): Tidy.
12293 * tree-ssa-operands.c (add_virtual_operand): Add argument
12295 When adding members of alias sets, if IS_CALL_SITE is true and
12296 the symbol is not call-clobbered, skip it.
12297 Adjust all callers.
12299 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
12301 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
12302 entry by means of emit_insn_at_entry.
12304 2007-03-02 Richard Henderson <rth@redhat.com>
12306 * expr.h (promoted_input_arg): Remove decl.
12307 * function.c (promoted_input_arg): Merge into ...
12308 * combine.c (setup_incoming_promotions): ... only caller.
12309 Rearrange to avoid double loop.
12311 2007-03-02 Ben Elliston <bje@au.ibm.com>
12312 Peter Bergner <bergner@vnet.ibm.com>
12313 Janis Johnson <janis187@us.ibm.com>
12315 * config/rs6000/dfp.md: New file.
12316 * config/rs6000/rs6000.md: Include dfp.md.
12317 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
12318 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
12319 and TDmode decimal float modes in FP registers.
12320 (num_insns_constant): Likewise.
12321 (rs6000_legitimate_offset_address_p): Likewise.
12322 (rs6000_legitimize_address): Likewise.
12323 (rs6000_legitimize_reload_address): Likewise.
12324 (rs6000_legitimate_address): Likewise.
12325 (rs6000_emit_move): Likewise.
12326 (function_arg_boundary): Likewise.
12327 (function_arg_advance): Likewise.
12328 (rs6000_darwin64_record_arg_recurse): Likewise.
12329 (function_arg): Likewise.
12330 (rs6000_gimplify_va_arg): Likewise.
12331 (rs6000_split_multireg_move): Likewise.
12332 (rs6000_output_function_epilogue): Likewise.
12333 (rs6000_output_function_epilogue): Likewise.
12334 (rs6000_register_move_cost): Likewise.
12335 (rs6000_function_value): Likewise.
12336 (rs6000_libcall_value): Likewise.
12338 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12340 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
12342 2007-03-02 Richard Sandiford <richard@codesourcery.com>
12344 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
12345 Use $MULTIDIR to choose between the kernel and RTP headers,
12346 and use $WIND_BASE and $WIND_USR to locate them.
12348 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12350 * config/i386/i386.c (override_options): Put initialization of
12351 ix86_tune_mask and ix86_arch_mask to the correct place.
12353 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
12354 Michael Meissner <michael.meissner@amd.com>
12357 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
12358 (ARCHMASK): Define.
12359 (TARGET_CMOVE): Use ARCHMASK.
12360 (TARGET_CMPXCHG): Ditto.
12361 (TARGET_CMPXCHG8B): Ditto.
12362 (TARGET_XADD): Ditto.
12363 (TARGET_BSWAP): Ditto.
12364 * config/i386/i386.c (ix86_tune_mask): New global variable.
12365 (ix86_arch_mask): Ditto.
12366 (override_options): Initialize ix86_tune_mask and
12367 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
12370 2007-03-02 Ben Elliston <bje@au.ibm.com>
12373 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
12375 2007-03-02 Joseph Myers <joseph@codesourcery.com>
12377 * target.h (init_dwarf_reg_sizes_extra): New target hook.
12378 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
12379 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
12380 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
12382 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
12383 rs6000_init_dwarf_reg_sizes_extra): New.
12384 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
12385 SPE register high parts.
12387 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
12389 * Makefile.in: Add install-pdf target as
12390 copied from automake v1.10 rules.
12391 * configure.ac: Add install-pdf to target list.
12392 * configure: Regenerate.
12394 2007-03-01 Paul Brook <paul@codesourcery.com>
12396 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
12397 modes to LDRD for DImode.
12398 (output_move_double): Fixup out of range ldrd/strd.
12399 (vfp_secondary_reload_class): Rename...
12400 (coproc_secondary_reload_class): ... to this. Add wb argument.
12401 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
12402 coproc_secondary_reload_class for CLASS_IWMMXT.
12403 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
12404 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
12406 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
12408 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
12409 unroll factor by the estimated number of iterations.
12410 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
12411 than prefetch latency.
12413 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
12414 decode_caches_intel, detect_caches_intel): New functions.
12415 (host_detect_local_cpu): Use detect_caches_amd and
12416 detect_caches_intel.
12418 2007-03-01 Richard Henderson <rth@redhat.com>
12420 * expr.c (emit_move_complex_push): Export.
12421 (emit_move_complex_parts): Split out from ...
12422 (emit_move_complex): ... here.
12423 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
12424 * config/i386/i386.md (movcdi): New.
12426 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
12428 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12429 size of mode1 to check for tieable modes in MMX case.
12431 2007-03-01 Richard Sandiford <richard@codesourcery.com>
12433 * Makefile.in (rtlanal.o): Depend on tree.h.
12434 * rtl.h (offset_within_section_p, split_const): Declare.
12435 * rtlanal.c: Include tree.h.
12436 (offset_within_block_p): New function, taken from
12437 mips_offset_within_object_p.
12438 (split_const): New function, taken from mips_split_const.
12439 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
12441 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12442 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
12443 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
12444 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
12445 (m68k_illegitimate_symbolic_constant_p): New function.
12446 * config/m68k/m68k.md (movsi): Remove misleading predicates.
12447 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
12448 symbolic constant that might be outside the symbol's section,
12449 move the symbol first and then add the offset.
12450 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
12452 * config/mips/mips.c (mips_split_const): Delete.
12453 (mips_offset_within_object_p): Delete.
12454 (mips_symbolic_constant_p): Use offset_within_section_p and
12455 split_const instead of mips_offset_within_object_p and
12457 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
12458 (mips_legitimize_const_move, print_operand_reloc)
12459 (mips_dangerous_for_la25_p): Use split_const instead of
12462 2007-02-28 Eric Christopher <echristo@apple.com>
12464 * Makefile.in (install-include-dir): Don't rm -rf include.
12466 2007-02-28 Richard Guenther <rguenther@suse.de>
12468 PR middle-end/30364
12469 * fold-const.c (fold_binary): Do not associate expressions
12470 with more than one variable for integer types that do not wrap.
12472 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
12474 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
12475 Delete, and replace with...
12476 (fold_builtin_call_array): This. Update callers to use it.
12477 * fold-const.c (fold_build_call_list): Delete, and replace with...
12478 (fold_build_call_array): This.
12479 (fold_build_call_list_initializer): Delete, and replace with...
12480 (fold_build_call_array_initializer): This.
12481 * tree.h: Update declarations to reflect above changes.
12483 * c-typeck.c (build_function_call): Store converted arguments
12484 in a stack-allocated array instead of building a list.
12485 (convert_arguments): Store arguments in the array passed in as an
12486 argument, and return the actual number of arguments.
12487 * c-format.c: (check_function_format): Pass arguments in an
12488 array instead of a list.
12489 * c-common.c (check_function_nonnull): Likewise.
12490 (check_function_sentinel): Likewise.
12491 (check_function_arguments): Likewise.
12492 * c-common.h: Update declarations to reflect above changes.
12494 2007-02-28 Jan Hubicka <jh@suse.cz>
12496 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
12497 PRED_NEGATIVE_RETURN): Update outcomes.
12499 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
12501 * calls.c (emit_library_call_value_1): Handle partial registers
12502 correctly when building up CALL_INSN_FUNCTION_USAGE.
12504 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12506 * pa/predicates.md (move_src_operand): Allow zero for mode.
12507 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
12510 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
12513 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
12514 *movv2df_internal): Enable pattern only for valid operand
12516 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
12517 tie only 128bit modes. For MMX registers, tie only 64bit modes.
12519 2007-02-27 Mike Stump <mrs@apple.com>
12521 * config/darwin-crt3.c: Avoid compilation when compiling for a
12524 2007-02-27 Joseph Myers <joseph@codesourcery.com>
12526 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
12528 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
12529 for fixed headers and limits.h.
12530 (install-include-dir, install-headers-tar, install-headers-cpio,
12531 install-headers-cp, real-install-headers-tar,
12532 real-install-headers-cpio, real-install-headers-cp): Handle
12533 include-fixed as well as include.
12534 (install-mkheaders): Don't install files that go only in include
12536 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
12537 from GCC_INCLUDE_DIR.
12538 * gcc.c (process_command): Remove special -BstageN/ handling.
12539 (do_spec_1): Add include-fixed directories.
12541 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12543 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
12545 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
12547 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
12550 2007-02-27 Mark Mitchell <mark@codesourcery.com>
12552 * c-common.c (get_priority): Add check for
12553 SUPPORTS_INIT_PRIORITY.
12555 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12557 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
12559 * config/bfin/bfin.c: Include "cfglayout.h".
12560 (MAX_LSETUP_DISTANCE): New macro.
12561 (struct loop_info): New members incoming, incoming_src and
12562 incoming_dest. Delete member predecessor.
12563 (length_for_loop): New function.
12564 (bfin_optimize_loop): Handle more different loop structures.
12565 (bfin_discover_loop): Rework detection of predecessor blocks by
12566 examining incoming edges.
12567 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
12569 (bfin_reorder_loops): New function.
12570 (bfin_reorg_loops): Use these three new functions.
12572 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
12573 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
12574 (CONSTRAINT_LEN): Add entry for 'q'.
12575 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
12576 Add 'q' constraints.
12577 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
12578 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
12580 * config/bfin/bfin.md (add_with_carry): New pattern.
12581 (s_or_u, su_optab, su_modifier): New code macros/attrs.
12582 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
12583 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
12584 support unsigned multiplies too. Removed incorrect commutativity from
12585 operand 1 constraint where appropriate.
12586 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
12588 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
12589 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
12591 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
12592 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
12593 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
12594 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
12595 usmulhisi_hh_huh): New patterns.
12597 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
12598 lshifthi3): Fix output template to use half reg for operand 2.
12600 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
12603 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
12605 2007-02-27 Andreas Schwab <schwab@suse.de>
12607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
12609 2007-02-27 Jan Hubicka <jh@suse.cz>
12611 * predict.c (last_basic_block_p): Remove.
12612 (tree_estimate_probability): Update return heuristic for commonized
12615 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12617 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
12619 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
12621 * doc/include/gcc-common.texi (versionsubtitle): New macro.
12622 * doc/cpp.texi: Standardize title page.
12623 * doc/cppinternals.texi: Likewise.
12624 * doc/gcc.texi: Standardize title page, remove version number
12625 from copyright page.
12626 * doc/gccint.texi: Likewise.
12627 * doc/install.texi: Standardize title page, add table of
12630 2007-02-26 Jan Hubicka <jh@suse.cz>
12632 * predict.def: Set outcomes according to more recent results.
12633 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
12634 Remove dead predictors.
12635 * predict.c (return_prediction): Fix pasto.
12637 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
12639 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
12640 change; avoid a memory leak when returning early.
12642 2007-02-26 Mark Mitchell <mark@codesourcery.com>
12644 * c-decl.c (static_ctors): Move to c-common.c.
12645 (static_dtors): Likewise.
12646 (finish_function): Use c_record_cdtor_fn.
12647 (build_cdtor): Move to c-common.c.
12648 (c_write_global_declarations): Use c_build_cdtor_fns.
12649 * c-common.h (static_ctors): Declare.
12650 (static_dtors): Likewise.
12651 (c_record_cdtor_fn): Likewise.
12652 (c_build_cdtor_fns): Likewise.
12653 * c-common.c (static_ctors): New variable.
12654 (static_dtors): Likewise.
12655 (c_record_cdtor_fn): New function.
12656 (build_cdtor): Move from c-decl.c
12657 (c_build_cdtor_fns): New function.
12659 * output.h (assemble_addr_to_section): Declare.
12660 (get_cdtor_priority_section): Likewise.
12661 * varasm.c (assemble_addr_to_section): New function.
12662 (get_cdtor_priority_section): Likewise.
12663 (default_named_section_asm_out_destructor): Use them.
12664 (destor_dtor_section_asm_out_destructor): Likewise.
12665 (default_named_section_asm_out_constructor): Likewise.
12666 (default_ctor_section_asm_out_constructor): Likewise.
12667 * config.gcc (*-*-vxworks*): Include vxworks.o.
12668 * config/t-vxworks (vxworks.o): New target.
12669 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12670 (TARGET_ASM_CONSTRUCTOR): Define.
12671 (TARGET_ASM_DESTRUCTOR): Likewise.
12672 (vxworks_asm_out_constructor): Declare.
12673 (vxworks_asm_out_destructor): Likewise.
12675 * c-common.c (get_priority): Check that we have not just an
12676 INTEGER_CST, but an integer constant with integeral type.
12678 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12680 PR tree-optimization/30938
12681 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12682 use &dt[nargs-1] instead of &dt[nargs] in the call to
12683 vect_is_simple_use().
12685 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12687 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12688 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12689 Do not attempt to handle MEM inside auto-inc expressions.
12690 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12691 of a register modified by an auto-inc expression. However, do handle
12692 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12693 (elimination_effects): Prohibit elimination of a register modified
12694 by an auto-inc expression. Disable register elimination rules whose
12695 target register is modified by an auto-inc expression with variable
12698 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12700 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12702 (array_at_struct_end_p): New function.
12703 (idx_infer_loop_bounds): Use it.
12704 (estimate_numbers_of_iterations_loop): Export.
12705 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12706 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12707 (tree_estimate_probability): Call record_loop_exits.
12708 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12709 (estimated_loop_iterations, estimated_loop_iterations_int,
12710 estimated_loop_iterations_tree): New functions.
12711 (analyze_siv_subscript_cst_affine,
12712 compute_overlap_steps_for_affine_1_2,
12713 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12714 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12715 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12716 (PRED_LOOP_ITERATIONS_GUESSED): New.
12717 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12718 * cfgloop.h (estimate_numbers_of_iterations_loop,
12719 estimated_loop_iterations_int): Declare.
12721 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12723 * doc/extend.texi: Document optional priority argument to
12724 constructors and destructors.
12725 * tree.c (init_priority_for_decl): Adjust GTY markers.
12726 (init_ttree): Use priority-info hash functions for
12727 init_priority_for_decl.
12728 (tree_map_eq): Rename to ...
12729 (tree_map_base_eq): ... this.
12730 (tree_map_marked_p): Rename to ...
12731 (tree_map_base_marked_p): ... this.
12732 (tree_map_base_hash): New function.
12733 (decl_init_priority_lookup): Rework.
12734 (decl_fini_priority_lookup): New function.
12735 (decl_priority_info): New function.
12736 (decl_init_priority_insert): Use it.
12737 (decl_fini_priority_insert): Likewise.
12738 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12740 (decl_restrict_base_insert): Likewise.
12741 (decl_debug_expr_insert): Likewise.
12742 (decl_value_expr_lookup): Likewise.
12743 (decl_value_expr_insert): Likewise.
12744 * tree.h (priority_type): New type.
12745 (decl_init_priority_lookup): Use priority_type.
12746 (decl_fini_priority_lookup): New function.
12747 (decl_init_priority_insert): Use priority_type.
12748 (decl_fini_priority_insert): New function.
12749 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12750 (DECL_INIT_PRIORITY): Likewise.
12751 (SET_DECL_INIT_PRIORITY): Add comment.
12752 (DECL_FINI_PRIORITY): New macro.
12753 (SET_DECL_FINI_PRIORITY): Likewise.
12754 (DEFAULT_INIT_PRIORITY): Document.
12755 (MAX_INIT_PRIORITY): Likewise.
12756 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12757 (tree_map_base): New type.
12758 (tree_map_base_eq): New function.
12759 (tree_map_base_hash): Likewise.
12760 (tree_map_base_marked_p): Likewise.
12761 (tree_map): Inherit from tree_map_base.
12762 (tree_map_eq): Make it a macro.
12763 (tree_map_marked_p): Likewise.
12764 (tree_int_map): Inherit from tree_map_base.
12765 (tree_int_map_eq): Make it a macro.
12766 (tree_int_map_hash): Likewise.
12767 (tree_int_map_marked_p): Likewise.
12768 (tree_priority_map): New type.
12769 (tree_priority_map_eq): New macro.
12770 (tree_priority_map_hash): Likewise.
12771 (tree_priority_map_marked_p): Likewise.
12772 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12774 (emutls_common_1): Likewise.
12775 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12776 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12777 of tree_map hierarchy.
12778 * tree-cfg.c (move_stmt_r): Likewise.
12779 (new_label_mapper): Likewise.
12780 * c-tree.h (c_expand_body): Move to ...
12781 * c-common.h (c_expand_body): ... here.
12782 * c-decl.c (c_expand_body): Move to ...
12783 * c-common.c (c_expand_body): ... here.
12784 (c_common_attribute_table): Allow 1 argument for the constructor
12785 and destructor attributes.
12786 (get_priority): New function.
12787 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12788 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12790 2007-02-24 Jan Hubicka <jh@suse.cz>
12792 PR middle-end/30509
12793 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12794 copying for inlining.
12796 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12797 Jan Hubicka <jh@suse.cz>
12800 * i386.c (counter_mode): New function.
12801 (expand_set_or_movmem_via_loop): Use it.
12802 (expand_movmem_epilogue): Likewise; fix pasto.
12803 (ix86_expand_movmem): Do emit guard even for constant counts.
12804 (ix86_expand_setmem): Likewise.
12806 2007-02-25 Nick Clifton <nickc@redhat.com>
12808 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12809 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12811 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12814 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12815 count argument with 0x10, not with 0x16.
12816 (expand_setmem_epilogue): Ditto.
12818 2007-02-24 Mike Stump <mrs@apple.com>
12820 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12823 2007-02-24 Richard Guenther <rguenther@suse.de>
12825 PR middle-end/30951
12826 * fold-const.c (fold_binary): Fold x +- CST op x for
12827 EQ_EXPR and NE_EXPR.
12829 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12831 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12833 2007-02-24 Jan Hubicka <jh@suse.cz>
12835 * cgraphunit.c (decide_is_function_needed): Honor
12836 -fkeep-inline-functions.
12838 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12840 * builtins.c (fold_builtin_modf): New.
12841 (fold_builtin_2): Use it.
12843 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12845 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12846 (determine_max_iter): Take additional LOOP arg; all callers changed.
12847 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12848 one using simplifications.
12849 (simplify_using_initial_values): Return if the expression becomes
12850 invalid due to altered regs.
12852 2007-02-23 DJ Delorie <dj@redhat.com>
12854 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12856 2007-02-23 Mike Stump <mrs@apple.com>
12858 * tlink.c (scan_linker_output): Parse linker messages from
12859 darwin9's linker better.
12861 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12864 * varpool.c (varpool_assemble_pending_decls): Set
12865 varpool_last_needed_node to null.
12867 2007-02-23 DJ Delorie <dj@redhat.com>
12869 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12870 alignment bigger than the object file can handle.
12872 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12875 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12876 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12877 (*movsf_1): Penalize MMX moves.
12879 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12881 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12882 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12884 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12886 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12888 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12889 (fold_builtin_1): Use them.
12890 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12891 BUILT_IN_SIGNIFICAND.
12893 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12895 * config/i386/i386.c (bdesc_1arg): Initialize
12896 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12897 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12898 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12899 and IX86_BUILTIN_MOVSLDUP.
12901 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12903 PR rtl-optimization/30841
12904 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12906 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12908 * builtins.c (fold_builtin_frexp): New.
12909 (fold_builtin_2): Use it.
12911 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12913 * doc/invoke.texi (Spec Files): Document getenv spec function.
12915 * gcc.c (getenv_spec_function): New function.
12916 (static_spec_functions): Add it.
12917 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12918 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12921 2007-02-22 Michael Matz <matz@suse.de
12924 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12925 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12927 2007-02-22 Ian Lance Taylor <iant@google.com>
12930 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12931 (mem_loc_descriptor): Call it.
12933 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12934 Ira Rosen <irar@il.ibm.com>
12936 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12938 2007-02-22 Ira Rosen <irar@il.ibm.com>
12940 PR tree-optimization/30843
12941 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12942 stores only after all the group is vectorized.
12944 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12946 PR tree-optimization/30858
12947 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12948 in the reduction cycle have a single use in the loop.
12949 * tree-vectorizer.h (relevant): Add documentation.
12951 2007-02-20 Mike Stump <mrs@apple.com>
12953 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12954 * configure: Regenerate.
12956 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12958 Change the defaults of some parameters and options.
12959 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12960 * config/spu/spu.c (spu_optimization_options): Add.
12961 (spu_override_options): Change params in spu_optimization_options.
12962 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12964 Register 127 is only 16 byte aligned when used as a frame pointer.
12965 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12966 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12967 HARD_FRAME_POINTER_REGNUM.
12968 (spu_legitimate_address): Use regno_aligned_for_reload.
12969 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12970 aligned when frame_pointer_needed is true.
12971 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12973 * config/spu/spu.h (INIT_EXPANDERS): Define.
12975 Make sure shift and rotate instructions have valid immediate operands.
12976 * config/spu/predicates.md (spu_shift_operand): Remove.
12977 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12978 * config/spu/constraints.md (W, O): Extend range.
12979 * config/spu/spu.md (umask, nmask): Define.
12980 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12981 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12982 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12983 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12984 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12985 (lshr<mode>3_reg): Fix rtl description.
12987 Make sure mulhisi immediate operands are valid.
12988 * config/spu/predicates.md (imm_K_operand): Add.
12989 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12991 Generate constants using fsmbi and andi.
12992 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12993 (print_operand, spu_split_immediate, classify_immediate,
12994 fsmbi_const_p): Handle IC_FSMBI2.
12996 Correctly handle a CONST_VECTOR containing symbols.
12997 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12998 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12999 (immediate_load_p): Allow symbols that use 2 instructions to create.
13000 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
13001 with symbols when flag_pic is set.
13002 (const_vector_immediate_p): New.
13003 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
13004 accept a CONST_VECTOR with symbols.
13005 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
13006 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
13008 * config/spu/spu.md (high, low): Delete.
13009 (low_<mode>): Define.
13011 Remove INTRmode and INTR_REGNUM, which didn't work.
13012 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
13014 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
13015 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
13016 peephole2 pattern): Don't use INTR or 131.
13017 (movintrcc): Delete.
13018 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
13019 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
13020 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
13021 (UNSPEC_SET_INTR): Add.
13022 * config/spu/spu-modes.def (INTR): Remove.
13024 More accurate warnings about run-time relocations.
13025 * config/spu/spu.c (reloc_diagnostic): Test in_section.
13027 Correctly warn about immediate arguments to specific intrinsics.
13028 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
13029 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
13030 the instruction predicate.
13032 Fix tree check errors with latest update.
13033 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
13035 (spu_expand_builtin): Use CALL_EXPR_FN.
13037 Add missing specific intrinsics.
13038 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
13040 * config/spu/spu_internals.h: Ditto.
13042 Fix incorrect operand modifiers.
13043 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
13044 * config/spu/spu.md (xor<mode>3): Change %S to %J.
13046 Optimize one case of zero_extend of a vec_select.
13047 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
13049 Accept any immediate for hbr.
13050 * config/spu/spu.md (hbr): Change s constraints to i.
13052 2007-02-21 Paul Brook <paul@codesourcery.com>
13054 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
13055 condexec_count when skipping USE and CLOBBER.
13057 2007-02-21 Nick Clifton <nickc@redhat.com>
13059 * common.opt (Warray-bounds): Add Warning attribute.
13060 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
13062 (fsized-zeroes): Add Optimization attribute.
13063 (fsplit-wide-types, ftree-scev-cprop): Likewise.
13064 * c.opt (Wc++0x-compat): Add Warning attribute.
13066 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
13068 PR middle-end/30761
13069 * reload1.c (eliminate_regs_in_insn): In the single_set special
13070 case, attempt to re-recognize the insn before falling back to
13071 having reload fix it up.
13073 2007-02-20 Eric Christopher <echristo@gmail.com>
13075 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
13076 Rewrite accordingly.
13077 (frv_read_iacc_argument): Ditto.
13078 (frv_expand_set_builtin): Take a call instead of arglist, update for
13080 (frv_expand_unop_builtin): Ditto.
13081 (frv_expand_binop_builtin): Ditto.
13082 (frv_expand_cut_builtin): Ditto.
13083 (frv_expand_binopimm_builtin): Ditto.
13084 (frv_expand_voidbinop_builtin): Ditto.
13085 (frv_expand_int_void2arg): Ditto.
13086 (frv_expand_prefetches): Ditto.
13087 (frv_expand_voidtriop_builtin): Ditto.
13088 (frv_expand_voidaccop_builtin): Ditto.
13089 (frv_expand_load_builtin): Ditto.
13090 (frv_expand_store_builtin): Ditto.
13091 (frv_expand_mdpackh_builtin): Ditto.
13092 (frv_expand_mclracc_builtin): Ditto.
13093 (frv_expand_mrdacc_builtin): Ditto.
13094 (frv_expand_mwtacc_builtin): Ditto.
13095 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
13098 2007-02-20 Janis Johnson <janis187@us.ibm.com>
13100 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
13101 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
13103 (HAVE_GAS_DFP): Check for assembler support of decimal floating
13104 point instructions.
13105 * configure: Regenerate.
13106 * config.in: Regenerate.
13107 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
13108 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
13109 masks to power6 and power6x and to POWERPC_MASKS.
13110 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13112 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
13113 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
13114 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13115 Access PROTOTYPE as variable, not mask.
13117 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13119 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
13120 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
13121 * combine.c (adjust_for_new_dest): Use it.
13122 * postreload.c (reload_combine): Likewise.
13124 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
13126 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
13127 notes on an insn with multiple sets, even if single_set returns
13128 non-NULL for that insn.
13130 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13132 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
13133 scalbn and scalbln.
13135 2007-02-20 Geoffrey Keating <geoffk@apple.com>
13137 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
13138 if user didn't pass it.
13139 * config/i386/darwin.h (CC1_SPEC): Likewise.
13140 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
13141 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
13142 -mmacosx-version-min.
13144 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13145 Uros Bizjak <ubizjak@gmail.com>
13147 * optabs.h (enum optab_index): Add new OTI_scalb.
13148 (scalb_optab): Define corresponding macro.
13149 * optabs.c (init_optabs): Initialize scalb_optab.
13150 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
13152 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
13153 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
13154 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
13155 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
13156 flag_unsafe_math_optimizations is set.
13158 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
13159 to implement scalbf, scalb and scalbl built-ins as inline x87
13162 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13163 DJ Delorie <dj@redhat.com>
13166 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
13167 (diagnostic_report_diagnostic): ... here, and turn them into real
13168 errors. If warnings are inhibited, no need to do anything.
13170 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
13172 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
13173 better code generation.
13175 2007-02-20 Ben Elliston <bje@au.ibm.com>
13177 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
13179 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
13181 * config/alpha/alpha.c, config/alpha/alpha.md,
13182 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
13183 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
13184 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
13185 config/arm/lib1funcs.asm: Follow spelling conventions.
13187 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
13188 config/fr30/fr30.md, config/i386/i386.h,
13189 config/iq2000/iq2000.h, config/iq2000/predicates.md,
13190 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
13191 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
13192 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
13193 config/rs6000/altivec.md, config/rs6000/rs6000.c,
13194 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
13195 config/sparc/sparc.c, config/sparc/sparc.h,
13196 config/sparc/sparc.md, config/spu/constraints.md,
13197 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
13200 2007-02-20 Alan Modra <amodra@bigpond.net.au>
13203 * varasm.c (use_blocks_for_decl_p): Return false for decls with
13206 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13208 * doc/invoke.texi (-ftree-lrs): Remove.
13210 2007-02-19 Diego Novillo <dnovillo@redhat.com>
13212 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
13215 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
13217 * config/ia64/ia64.c (ia64_expand_builtin): Use the
13218 new CALL_EXPR_FN macro for retrieving the function
13219 declaration of the input expression.
13221 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13223 * c.opt (Waddress): New.
13224 * common.opt (Walways-true): Delete.
13225 (Wstring-literal-comparison): Delete.
13226 * doc/invoke.texi (Warning Options): Delete -Walways-true and
13227 -Wstring-literal-comparison. Add -Waddress.
13229 (Walways-true): Delete.
13230 (Wstring-literal-comparison): Delete.
13231 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
13232 consistently instead of -Walways-true in example.
13233 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
13234 * c-typeck.c (parser_build_binary_op): Replace
13235 -Wstring-literal-comparison and -Walways-true with -Waddress.
13236 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
13239 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13241 * tree-cfg.c (dump_function_to_file): Be prepared for functions
13242 without DECL_STRUCT_FUNCTION initialized.
13244 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
13246 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
13247 due to calls to functions taking pointers as parameters.
13249 2007-02-19 Richard Henderson <rth@redhat.com>
13252 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
13255 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
13257 * config/s390/s390.c (s390_call_saved_register_used,
13258 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
13259 accessed to the new scheme.
13261 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13263 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
13264 (cris_print_index, cris_print_operand, cris_print_operand_address)
13265 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
13266 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
13267 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
13268 GET_CODE () == xxx.
13269 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
13270 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
13271 GO_IF_LEGITIMATE_ADDRESS): Ditto.
13272 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
13273 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
13274 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
13275 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
13276 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
13277 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
13278 (uminsi3, call, call_value): Ditto.
13279 (define_split: indir_to_reg_split, unnamed): Ditto.
13281 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
13283 PR tree-optimization/30975
13284 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
13287 2007-02-18 Eric Christopher <echristo@gmail.com>
13289 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
13290 Remove use of arglist.
13291 (mips_expand_builtin): Remove use of arglist, pass in expr.
13292 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
13293 (mips_expand_builtin_movtf): Ditto.
13294 (mips_expand_builtin_compare): Ditto.
13296 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13298 * tree-sra.c (sra_build_assignment): Replace assertion
13299 checking with a comment explaining why it can't be done.
13301 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13303 PR middle-end/30833
13304 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
13305 during CALL_EXPR representation conversion.
13306 * tree-ssa-propagate.c (set_rhs): Likewise.
13308 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
13310 * tree-sra.c (sra_build_assignment): Disable assertion checking
13313 2007-02-18 Roger Sayle <roger@eyesopen.com>
13315 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
13316 instead of calling build2 with a GIMPLE_MODIFY_STMT.
13317 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
13319 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
13320 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
13321 gimplify_init_ctor_eval_range, gimple_push_cleanup,
13322 gimplify_omp_for, gimplify_omp_atomic_pipeline,
13323 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
13324 force_gimple_operand): Likewise.
13325 * ipa-cp.c (constant_val_insert): Likewise.
13326 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
13327 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
13328 perfect_nestify): Likewise.
13329 * langhooks.c (lhd_omp_assignment): Likewise.
13330 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
13331 lower_copyprivate_clauses, lower_send_clauses,
13332 lower_send_shared_vars, expand_parallel_call,
13333 expand_omp_for_generic, expand_omp_for_static_nochunk,
13334 expand_omp_for_static_chunk, expand_omp_sections,
13335 lower_omp_single_copy, lower_omp_for_lastprivate,
13336 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
13337 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
13338 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
13341 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
13343 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
13344 config/sh/sh.md: Follow spelling conventions.
13346 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
13347 config/frv/predicates.md: Follow spelling conventions.
13349 * config/m68k/linux-unwind.h: Fix a comment typo.
13350 * target.h: Follow spelling conventions.
13352 2007-02-18 Roger Sayle <roger@eyesopen.com>
13354 PR rtl-optimization/28173
13355 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
13356 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
13357 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
13358 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13359 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
13361 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13363 * builtins.c (fold_builtin_load_exponent): New.
13364 (fold_builtin_2): Use it.
13366 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
13368 PR rtl-optimization/30773
13369 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
13370 if we fail to attach a REG_EQUIV note.
13372 2007-02-18 David Edelsohn <edelsohn@gnu.org>
13373 Roger Sayle <roger@eyesopen.com>
13375 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
13377 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
13379 * calls.c (initialize_argument_information): Pass original EXP
13380 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
13381 code to split complex arguments here, as part of initializing the
13383 (expand_call): Remove code that builds a list of arguments and
13384 inserts implicit arguments into it. Instead, just count how many
13385 implicit arguments there will be so we can determine the size of
13386 the ARGS array, and let initialize_argument_information do the work.
13387 (split_complex_values): Delete unused function.
13389 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13391 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
13393 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
13395 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
13396 for arg pointer based indexed addressing.
13398 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13400 * config/ia64/ia64.h, config/ia64/ia64.md,
13401 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
13402 spelling conventions.
13404 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13406 * config/m68k/m68k.c (split_di): New.
13407 * config/m68k/m68k-protos.h: Declare split_di.
13408 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
13409 Improve predicate handling and split constant shifts.
13411 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13413 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
13414 parameter for register bitfield operations, general predicates
13417 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
13419 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
13420 * config/m68k/linux-unwind.h: New file.
13422 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
13424 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
13425 config/i386/athlon.md, config/ia64/ia64.md,
13426 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
13427 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
13428 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
13429 tree-ssa-loop-niter.c, tree-vect-analyze.c,
13430 tree-vect-transform.c: Fix comment typos.
13432 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
13434 * sched-deps.c (find_insn_list): Remove.
13435 * sched-int.h: Remove the prototype for find_insn_list.
13437 2007-02-16 Geoffrey Keating <geoffk@apple.com>
13439 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
13441 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
13442 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
13443 darwin_rs6000_override_options.
13444 (C_COMMON_OVERRIDE_OPTIONS): Expect
13445 darwin_macosx_version_min to be non-NULL always.
13446 (TARGET_C99_FUNCTIONS): Likewise.
13447 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
13448 (DARWIN_MINVERSION_SPEC): New.
13449 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
13450 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
13452 (DARWIN_MINVERSION_SPEC): New.
13453 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
13455 * config/darwin-c.c (darwin_cpp_builtins): Expect
13456 darwin_macosx_version_min to be non-NULL always.
13458 * config/rs6000/rs6000.c: Clean up trailing whitespace.
13460 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/i386.h (x86_use_xchgb): New.
13463 (TARGET_USE_XCHGB): New macro.
13464 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
13465 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
13466 Split after reload into bswaphi for shifts of 8.
13467 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
13468 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
13469 or when optimizing for size.
13471 2007-02-16 Richard Guenther <rguenther@suse.de>
13472 Christian Bruel <christian.bruel@st.com>
13474 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
13475 DECLs but prefer SSA_NAMEs over DECLs.
13477 2007-02-16 Richard Guenther <rguenther@suse.de>
13479 * tree-flow-inline.h (single_imm_use_p): Remove.
13480 (zero_imm_uses_p): Likewise.
13481 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
13482 instead of single_imm_use_p.
13483 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
13486 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13489 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
13490 nested double- and backquotes.
13492 2007-02-15 Roger Sayle <roger@eyesopen.com>
13494 PR middle-end/30391
13495 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
13496 should be unreachable.
13497 (build2_stat): Allow construction of MODIFY_EXPR at any time.
13498 For the time being redirect GIMPLE_MODIFY_STMT to the new
13499 (renamed) build_gimple_modify_stmt_stat.
13500 (build2_gimple_stat): Rename to...
13501 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
13502 Always build a GIMPLE_MODIFY_STMT node.
13503 * tree.h (build2_gimple, build2_gimple_stat): Delete.
13504 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
13507 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
13508 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
13509 * tree-complex.c (set_component_ssa_name, expand_complex_move,
13510 expand_complex_div_wide): Likewise.
13511 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
13512 * tree-ssa-loop-im.c (schedule_sm): Likewise.
13513 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
13514 * tree-ssa-loop-manip.c (create_iv): Likewise.
13515 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
13516 abs_replacement): Likewise.
13517 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
13518 realify_fake_stores): Likewise.
13520 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
13521 node rather than a GIMPLE_MODIFY_STMT node.
13522 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
13523 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
13525 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
13526 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
13527 GIMPLE_MODIFY_STMT.
13529 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13531 PR middle-end/30433
13532 * fold-const.c (fold_comparison): Add back the
13533 folding of constant complex comparisions.
13535 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13537 PR middle-end/30729
13538 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
13539 effects unknown to this function, return early.
13541 2007-02-15 Ian Lance Taylor <iant@google.com>
13543 * lower-subreg.c (move_eh_region_note): New static function.
13544 (resolve_simple_move): Call it.
13545 (decompose_multiword_subregs): Track blocks for which we resolve a
13546 simple move which is also a control flow insn. Pass them to
13547 find_many_sub_basic_blocks.
13548 (pass_lower_subreg): Add TODO_verify_flow.
13549 (pass_lower_subreg2): Likewise.
13551 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13552 Brooks Moses <brooks.moses@codesourcery.com>
13553 Lee Millward <lee.millward@codesourcery.com>
13555 * tree.h (enum tree_code_class): Add tcc_vl_exp.
13556 (VL_EXP_CLASS_P): New.
13557 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
13559 (TREE_OPERAND_CHECK_CODE): Likewise.
13560 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
13561 (TREE_RTL_OPERAND_CHECK): Likewise.
13562 (tree_operand_check_failed): Make second parameter the whole tree
13563 instead of its code. Fixed callers.
13564 (VL_EXP_CHECK): New.
13565 (TREE_OPERAND_LENGTH): New.
13566 (VL_EXP_OPERAND_LENGTH): New.
13567 (CALL_EXPR_FN): New.
13568 (CALL_EXPR_STATIC_CHAIN): New.
13569 (CALL_EXPR_ARGS): New.
13570 (CALL_EXPR_ARG): New.
13571 (call_expr_nargs): New.
13572 (CALL_EXPR_ARGP): New.
13573 (build_nt_call_list): Declare.
13574 (build_vl_exp_stat): Declare.
13575 (build_vl_exp): New.
13576 (build_call_list): Declare.
13577 (build_call_nary): Declare.
13578 (build_call_valist): Declare.
13579 (build_call_array): Declare.
13580 (call_expr_arg): Declare.
13581 (call_expr_argp): Declare.
13582 (call_expr_arglist): Declare.
13583 (fold_build_call_list): Declare.
13584 (fold_build_call_list_initializer): Declare.
13585 (fold_call_expr): Declare to replace fold_builtin.
13586 (fold_builtin_fputs): Update to agree with modified definition.
13587 (fold_builtin_strcpy): Likewise.
13588 (fold_builtin_strncpy): Likewise.
13589 (fold_builtin_memory_chk): Likewise.
13590 (fold_builtin_stxcpy_chk): Likewise.
13591 (fold_builtin_strncpy_chk): Likewise.
13592 (fold_builtin_next_arg): Likewise.
13593 (fold_build_call_expr): Declare.
13594 (fold_builtin_call_list): Declare.
13595 (fold_builtin_call_valist): Declare.
13596 (build_call_expr): Declare.
13597 (validate_arglist): Update to agree with modified definition.
13598 (tree_operand_length): New.
13599 (call_expr_arg_iterator): New.
13600 (init_call_expr_arg_iterator): New.
13601 (next_call_expr_arg): New.
13602 (first_call_expr_arg): New.
13603 (more_call_expr_args_p): New.
13604 (FOR_EACH_CALL_EXPR_ARG): New.
13606 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
13607 and tcc_gimple_stmt.
13608 (tree_code_size): Update documentation. Use sizeof (tree) rather
13609 than sizeof (char *).
13610 (tree_size): Likewise. Add case for tcc_vl_exp.
13611 (tree_node_structure): Add case for tcc_vl_exp.
13612 (contains_placeholder_p): Likewise.
13613 (substitute_in_expr): Likewise.
13614 (substitute_placeholder_in_expr): Likewise.
13615 (stabilize_reference_1): Likewise.
13616 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
13617 to diagnose breakage of this interface for constructing CALL_EXPRs.
13618 (build_nt): Add similar assertion here.
13619 (build_nt_call_list): New.
13620 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
13621 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
13623 (get_callee_fndecl): Use new CALL_EXPR accessors.
13624 (tree_operand_check_failed): Change parameters to pass entire node
13625 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
13626 (process_call_operands): New.
13627 (build_vl_exp_stat): New.
13628 (build_call_list): New.
13629 (build_call_nary): New.
13630 (build_call_valist): New.
13631 (build_call_array): New.
13632 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13633 (call_expr_arglist): New.
13635 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
13636 tcc_vl_exp instead of a fixed-size tcc_expression.
13638 * doc/c-tree.texi (CALL_EXPR): Document new representation and
13639 accessors for CALL_EXPRs.
13640 (AGGR_INIT_EXPR): Likewise.
13642 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13643 Brooks Moses <brooks.moses@codesourcery.com>
13644 Lee Millward <lee.millward@codesourcery.com>
13646 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
13647 (expand_builtin_nonlocal_goto): Change parameter to be entire
13648 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
13649 (expand_builtin_prefetch): Likewise.
13650 (expand_builtin_classify_type): Likewise.
13651 (mathfn_built_in): Return NULL_TREE instead of 0.
13652 (expand_errno_check): Use new CALL_EXPR accessors.
13653 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
13654 Return NULL_RTX instead of 0.
13655 (expand_builtin_mathfn_2): Likewise.
13656 (expand_builtin_mathfn_3): Likewise.
13657 (expand_builtin_interclass_mathfn): Likewise.
13658 (expand_builtin_sincos): Likewise.
13659 (expand_builtin_cexpi): Likewise.
13660 (expand_builtin_int_roundingfn): Likewise.
13661 (expand_builtin_int_roundingfn_2): Likewise.
13662 (expand_builtin_pow): Likewise.
13663 (expand_builtin_powi): Likewise.
13664 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13665 of arglist, fixing callers appropriately. Use new CALL_EXPR
13666 accessors and constructors. Return NULL_RTX instead of 0.
13667 (expand_builtin_strstr): Likewise.
13668 (expand_builtin_strchr): Likewise.
13669 (expand_builtin_strrchr): Likewise.
13670 (expand_builtin_strpbrk): Likewise.
13671 (expand_builtin_memcpy): Likewise.
13672 (expand_builtin_mempcpy): Likewise.
13673 (expand_builtin_mempcpy_args): New.
13674 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13675 (expand_builtin_memmove_args): New.
13676 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13677 (expand_movstr): Likewise.
13678 (expand_builtin_strcpy): Likewise.
13679 (expand_builtin_strcpy_args): New.
13680 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13681 (expand_builtin_strncpy): Likewise.
13682 (expand_builtin_memset): Likewise.
13683 (expand_builtin_memset_args): New.
13684 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13685 (expand_builtin_memcmp): Likewise.
13686 (expand_builtin_strcmp): Likewise.
13687 (expand_builtin_strncmp): Likewise.
13688 (expand_builtin_strcat): Likewise.
13689 (expand_builtin_strncat): Likewise.
13690 (expand_builtin_strspn): Likewise.
13691 (expand_builtin_strcspn): Likewise.
13692 (expand_builtin_args_info): Likewise.
13693 (expand_builtin_va_start): Likewise.
13694 (gimplify_va_arg_expr): Likewise.
13695 (expand_builtin_va_end): Likewise.
13696 (expand_builtin_va_copy): Likewise.
13697 (expand_builtin_frame_address): Likewise.
13698 (expand_builtin_alloca): Likewise.
13699 (expand_builtin_bswap): Likewise.
13700 (expand_builtin_unop): Likewise.
13701 (expand_builtin_fputs): Likewise.
13702 (expand_builtin_expect): Likewise.
13703 (expand_builtin_fabs): Likewise.
13704 (expand_builtin_copysign): Likewise.
13705 (expand_builtin_printf): Likewise.
13706 (expand_builtin_fprintf): Likewise.
13707 (expand_builtin_sprintf): Likewise.
13708 (expand_builtin_init_trampoline): Likewise.
13709 (expand_builtin_signbit): Likewise.
13710 (expand_builtin_fork_or_exec): Likewise.
13711 (expand_builtin_sync_operation): Likewise.
13712 (expand_builtin_compare_and_swap): Likewise.
13713 (expand_builtin_lock_test_and_set): Likewise.
13714 (expand_builtin_lock_release): Likewise.
13715 (expand_builtin): Likewise.
13716 (builtin_mathfn_code): Likewise.
13718 (fold_builtin_constant_p): Pass call arguments individually instead
13719 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13720 accessors and constructors. Return NULL_TREE instead of 0.
13721 (fold_builtin_expect): Likewise.
13722 (fold_builtin_classify_type): Likewise.
13723 (fold_builtin_strlen): Likewise.
13724 (fold_builtin_nan): Likewise.
13725 (integer_valued_real_p): Likewise.
13726 (fold_trunc_transparent_mathfn): Likewise.
13727 (fold_fixed_mathfn): Likewise.
13728 (fold_builtin_cabs): Likewise.
13729 (fold_builtin_sqrt): Likewise.
13730 (fold_builtin_cbrt): Likewise.
13731 (fold_builtin_cos): Likewise.
13732 (fold_builtin_cosh): Likewise.
13733 (fold_builtin_tan): Likewise.
13734 (fold_builtin_sincos): Likewise.
13735 (fold_builtin_cexp): Likewise.
13736 (fold_builtin_trunc): Likewise.
13737 (fold_builtin_floor): Likewise.
13738 (fold_builtin_ceil): Likewise.
13739 (fold_builtin_round): Likewise.
13740 (fold_builtin_int_roundingfn): Likewise.
13741 (fold_builtin_bitop): Likewise.
13742 (fold_builtin_bswap): Likewise.
13743 (fold_builtin_logarithm): Likewise.
13744 (fold_builtin_hypot): Likewise.
13745 (fold_builtin_pow): Likewise.
13746 (fold_builtin_powi): Likewise.
13747 (fold_builtin_exponent): Likewise.
13748 (fold_builtin_memset): Likewise.
13749 (fold_builtin_bzero): Likewise.
13750 (fold_builtin_memory_op): Likewise.
13751 (fold_builtin_bcopy): Deleted; call site changed to invoke
13752 fold_builtin_memory_op directly.
13753 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13754 (fold_builtin_strncpy): Likewise.
13755 (fold_builtin_memcmp): Likewise.
13756 (fold_builtin_strcmp): Likewise.
13757 (fold_builtin_strncmp): Likewise.
13758 (fold_builtin_signbit): Likewise.
13759 (fold_builtin_copysign): Likewise.
13760 (fold_builtin_isascii): Likewise.
13761 (fold_builtin_toascii): Likewise.
13762 (fold_builtin_isdigit): Likewise.
13763 (fold_builtin_fabs): Likewise.
13764 (fold_builtin_abs): Likewise.
13765 (fold_builtin_fmin_fmax): Likewise.
13766 (fold_builtin_carg): Likewise.
13767 (fold_builtin_classify): Likewise.
13768 (fold_builtin_unordered_cmp): Likewise.
13770 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13771 New functions split out from fold_builtin_1.
13772 (fold_builtin_n): New.
13773 (fold_builtin_varargs): New.
13774 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13776 (fold_call_expr): New.
13777 (build_function_call_expr): Rewrite to use new helper function.
13778 (fold_builtin_call_list): New.
13779 (build_call_expr): New.
13780 (fold_builtin_call_valist): New.
13781 (rewrite_call_expr): New.
13782 (validate_arg): New.
13783 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13784 of an arglist. Change return type to bool. Use new CALL_EXPR
13787 (fold_builtin_strstr): Pass call arguments individually instead
13788 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13789 accessors and constructors. Return NULL_TREE instead of 0.
13790 (fold_builtin_strchr): Likewise.
13791 (fold_builtin_strrchr): Likewise.
13792 (fold_builtin_strpbrk): Likewise.
13793 (fold_builtin_strcat): Likewise.
13794 (fold_builtin_strncat): Likewise.
13795 (fold_builtin_strspn): Likewise.
13796 (fold_builtin_strcspn): Likewise.
13797 (fold_builtin_fputs): Likewise.
13798 (fold_builtin_next_arg): Likewise.
13799 (fold_builtin_sprintf): Likewise.
13801 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13802 NULL_RTX instead of 0.
13803 (expand_builtin_memory_chk): Likewise.
13804 (maybe_emit_chk_warning): Likewise.
13805 (maybe_emit_sprintf_chk_warning): Likewise.
13807 (fold_builtin_object_size): Pass call arguments individually instead
13808 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13809 accessors and constructors. Return NULL_TREE instead of 0.
13810 (fold_builtin_memory_chk): Likewise.
13811 (fold_builtin_stxcpy_chk): Likewise.
13812 (fold_builtin_strncpy_chk): Likewise.
13813 (fold_builtin_strcat_chk): Likewise.
13814 (fold_builtin_strcat_chk): Likewise.
13815 (fold_builtin_strncat_chk): Likewise.
13816 (fold_builtin_sprintf_chk): Likewise.
13817 (fold_builtin_snprintf_chk): Likewise.
13818 (fold_builtin_printf): Likewise.
13819 (fold_builtin_vprintf): Likewise.
13821 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13823 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13824 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13825 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13826 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13827 (fold_unary): Likewise.
13828 (fold_binary): Likewise.
13829 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13830 ternary expressions.
13831 (fold): Add logic for tcc_vl_exp.
13832 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13833 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13834 (fold_build3_stat): Add assertion to flag broken interface for
13835 constructing CALL_EXPRs.
13836 (fold_build_call_list): New.
13837 (fold_build_call_list_initializer): New.
13838 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13840 (fold_strip_sign_ops): Likewise.
13842 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13843 Brooks Moses <brooks.moses@codesourcery.com>
13844 Lee Millward <lee.millward@codesourcery.com>
13846 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13847 accessors and dump arguments explicitly.
13849 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13851 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13853 (print_call_name): Use new CALL_EXPR accessors.
13855 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13856 CALL_EXPR arguments explicitly instead of as a list. Use
13857 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13859 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13860 (vrp_visit_stmt): Likewise.
13862 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13863 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13865 (force_move_till_expr): Likewise.
13867 * targhooks.c (default_external_stack_protect_fail): Use
13868 build_call_expr instead of build_function_call_expr.
13869 (default_hidden_stack_protect_fail): Likewise.
13871 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13874 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13875 and walk arguments explicitly.
13877 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13878 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13879 (expand_simple_operations): Likewise.
13880 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13882 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13883 of TREE_CODE_LENGTH.
13884 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13886 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13887 instead of TREE_CODE_LENGTH.
13889 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13890 (tree_ic_transform): Likewise.
13891 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13892 parameter instead of arglist. Fix callers.
13893 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13894 (tree_stringops_transform): Likewise.
13895 (tree_indirect_call_to_profile): Likewise.
13896 (tree_stringops_values_to_profile): Likewise.
13898 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13899 (eliminate_tail_call): Likewise.
13901 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13903 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13904 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13906 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13908 * omp-low.c (build_omp_barrier): Use build_call_expr.
13909 (lower_rec_input_clauses): Likewise.
13910 (lower_reduction_clauses): Likewise.
13911 (expand_parallel_call): Likewise.
13912 (maybe_catch_exception): Likewise.
13913 (expand_omp_for_generic): Likewise.
13914 (expand_omp_for_static_nochunk): Likewise.
13915 (expand_omp_sections): Likewise.
13916 (lower_omp_single_simple): Likewise.
13917 (lower_omp_single_copy): Likewise.
13918 (lower_omp_master): Likewise.
13919 (lower_omp_ordered): Likewise.
13920 (lower_omp_critical): Likewise.
13922 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13923 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13925 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13926 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13927 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13929 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13930 and generalize to handle any number of operands.
13931 (chrec_contains_undetermined): Likewise.
13932 (tree_contains_chrecs): Likewise.
13933 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13935 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13937 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13938 fold_call_expr instead of fold_builtin.
13939 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13940 match declarations there.
13941 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13944 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13945 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13947 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13948 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13950 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13953 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13954 (execute_cse_sincos): Use new CALL_EXPR accessors.
13956 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13958 * gimple-low.c (lower_function_body): Use build_call_expr.
13959 (lower_builtin_setjmp): Likewise.
13961 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13962 (set_storage_via_libcall): Likewise.
13963 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13964 instead of TREE_CODE_LENGTH.
13965 (expand_expr_real_1): Use new CALL_EXPR accessors.
13967 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13968 generalize to handle any number of operands.
13969 (TB_parent_eq): Likewise.
13971 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13972 (strip_builtin_expect): Likewise.
13974 * function.c (gimplify_parameters): Use build_call_expr.
13976 * tree-vectorizer.c (vect_is_simple_reduction): Use
13977 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13979 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13980 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13982 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13985 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13986 (gimplify_decl_expr): Likewise.
13987 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13988 Use new CALL_EXPR iterators.
13989 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13990 (gimplify_modify_expr_to_memset): Likewise.
13991 (gimplify_variable_sized_compare): Likewise.
13992 (gimplify_omp_atomic_fetch_op): Likewise.
13993 (gimplify_omp_atomic_pipeline): Likewise.
13994 (gimplify_omp_atomic_mutex): Likewise.
13995 (gimplify_function_tree): Likewise.
13997 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13998 (call_expr_flags): Likewise.
13999 (expand_call): Likewise.
14001 * except.c (expand_builtin_eh_return_data_regno): Pass entire
14002 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14005 * coverage.c (create_coverage): Use build_call_expr.
14007 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
14008 (temp_call_expr_obstack): New.
14009 (pool_copy_list): Delete.
14010 (temp_copy_call_expr): New.
14011 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
14012 CALL_EXPR accessors. Get rid of special goo for copying argument
14013 lists and use temp_copy_call_expr instead.
14014 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
14015 CALL_EXPR accessors.
14016 (create_expression_by_pieces): Likewise. Use build_call_array
14017 to construct the result instead of fold_build3.
14018 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
14019 dealing with argument lists.
14020 (init_pre): Remove references to expression_node_pool and
14021 list_node_pool. Init temp_call_expr_obstack instead.
14022 (fini_pre): Remove references to expression_node_pool and
14025 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
14026 and walk arguments explicitly instead of as a list.
14028 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
14029 (mx_register_decls): Likewise.
14030 (mudflap_register_call): Likewise.
14031 (mudflap_finish_file): Likewise.
14033 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
14034 (ipa_callsite_compute_param): Likewise.
14036 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
14037 accessors and constructor.
14039 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
14040 accessors and constructor.
14041 (convert_tramp_reference): Likewise.
14042 (convert_call_expr): Likewise.
14043 (finalize_nesting_tree_1): Likewise.
14045 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
14048 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
14050 * tree-inline.c (initialize_inlined_parameters): Pass entire
14051 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
14053 (estimate_num_insns_1): Use new CALL_EXPR accessors.
14054 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
14056 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
14057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14058 (vectorizable_reduction): Likewise.
14059 (vectorizable_call): Use new CALL_EXPR iterators.
14060 (vectorizable_conversion): Use build_call_expr.
14061 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
14062 (vect_gen_widened_results_half): Use build_call_expr.
14063 (vect_setup_realignment): Likewise.
14064 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
14066 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
14067 (pass_through_call): Likewise.
14068 (compute_object_sizes): Likewise. Use fold_call_expr instead of
14071 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
14072 (tree_gen_pow2_profiler): Likewise.
14073 (tree_gen_one_value_profiler): Likewise.
14074 (tree_gen_ic_func_profiler): Likewise.
14075 (tree_gen_average_profiler): Likewise.
14076 (tree_gen_ior_profiler): Likewise.
14078 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
14079 (find_func_aliases): Use new CALL_EXPR accessors. Add case
14080 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
14082 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
14083 of TREE_CODE_LENGTH.
14085 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
14086 of TREE_CODE_LENGTH.
14088 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
14090 (convert_to_integer): Likewise.
14092 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
14095 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14096 Brooks Moses <brooks.moses@codesourcery.com>
14097 Lee Millward <lee.millward@codesourcery.com>
14099 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
14101 * config/frv/frv.c (frv_expand_builtin): Likewise.
14102 * config/s390/s390.c (s390_expand_builtin): Likewise.
14104 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
14105 (sparc_expand_builtin): Use new CALL_EXPR accessors.
14107 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
14108 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
14109 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
14110 (ix86_expand_store_builtin): Likewise.
14111 (ix86_expand_unop_builtin): Likewise.
14112 (ix86_expand_unop1_builtin): Likewise.
14113 (ix86_expand_sse_compare): Likewise.
14114 (ix86_expand_sse_comi): Likewise.
14115 (ix86_expand_vec_init_builtin): Likewise.
14116 (ix86_expand_vec_ext_builtin): Likewise.
14117 (ix86_expand_vec_set_builtin): Likewise.
14118 (ix86_expand_builtin): Use new CALL_EXPR accessors.
14120 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
14121 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
14123 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
14124 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14125 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
14127 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
14129 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
14130 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
14131 arglist. Use new CALL_EXPR accessors. Fix callers.
14132 (altivec_expand_abs_builtin): Likewise.
14133 (rs6000_expand_binop_builtin): Likewise.
14134 (altivec_expand_predicate_builtin): Likewise.
14135 (altivec_expand_lv_builtin): Likewise.
14136 (spe_expand_stv_builtin): Likewise.
14137 (altivec_expand_stv_builtin): Likewise.
14138 (rs6000_expand_ternop_builtin): Likewise.
14139 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
14140 (altivec_expand_st_builtin): Likewise.
14141 (altivec_expand_dst_builtin): Likewise.
14142 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
14143 arglist. Use new CALL_EXPR accessors. Fix callers.
14144 (altivec_expand_vec_set_builtin): Likewise.
14145 (altivec_expand_vec_ext_builtin): Likewise.
14146 (altivec_expand_builtin): Use new CALL_EXPR accessors.
14147 (spe_expand_builtin): Likewise.
14148 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
14149 arglist. Use new CALL_EXPR accessors. Fix callers.
14150 (spe_expand_evsel_builtin): Likewise.
14151 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
14152 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
14154 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
14155 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
14156 (arm_expand_unop_builtin): Likewise.
14157 (arm_expand_builtin): Use new CALL_EXPR accessors.
14159 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
14162 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
14163 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
14165 (bfin_expand_unop_builtin): Likewise.
14166 (bfin_expand_builtin): Use new CALL_EXPR accessors.
14168 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
14169 Brooks Moses <brooks.moses@codesourcery.com>
14170 Lee Millward <lee.millward@codesourcery.com>
14172 * c-semantics.c (build_stmt): Add internal diagnostic check.
14174 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
14175 accessors. Print arguments explicitly instead of as a list.
14177 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
14179 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
14180 (c_finish_omp_flish): Likewise.
14182 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
14183 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
14184 instead of TREE_CODE_LENGTH.
14185 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
14186 (c_warn_unused_result): Likewise.
14188 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14191 * doc/invoke.texi (Warning Options): Remove
14192 -Werror-implicit-function-declaration.
14193 (Wimplicit-function-declaration): Update description.
14194 * opts.c (common_handle_option): Move handling of -Werror=* to...
14195 (enable_warning_as_error): ...here.
14196 * opts.h (enable_warning_as_error): Declare.
14197 * c-decl.c (implicit_decl_warning): Unless
14198 -Wno-implicit-function-declaration is given, emit a pedwarn if
14199 -std=c99 or emit a warning if -Wimplicit-function-declaration.
14200 * c.opt (Wimplicit-function-declaration): Replace
14201 mesg_implicit_function_declaration with
14202 warn_implicit_function_declaration.
14203 * c-opts.c (c_common_handle_option):
14204 -Werror-implicit-function-declaration is exactly equal as
14205 -Werror=implicit-function-declaration.
14206 (set_Wimplicit): Replace mesg_implicit_function_declaration with
14207 warn_implicit_function_declaration.
14208 (c_common_post_options): -Wimplict-function-declaration is enabled
14209 by default by -std=c99, otherwise is disabled by default.
14210 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
14212 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14214 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
14215 DECL on the rhs to a DECL on the lhs for debug info purposes if the
14216 former is ignored but not the latter.
14218 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
14220 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
14221 is made and the reference doesn't use the alias set of its type,
14222 do not create the temporary using that type.
14224 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
14226 * jump.c: Remove prototypes for delete_computation and
14227 delete_prior_computation.
14229 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14231 * jump.c (get_label_after): Delete.
14232 (get_label_before, delete_computation, delete_jump,
14233 delete_prior_computation, follow_jumps): Move...
14234 * reorg.c (delete_computation, delete_prior_computation): ... here...
14235 (get_label_before, delete_jump): ... making these static ...
14236 (follow_jumps): ... and simplifying this since it only runs after
14238 * rtl.h (get_label_after, get_label_before, delete_jump,
14239 follow_jumps): Delete prototypes.
14241 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
14243 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
14245 2007-02-15 Nick Clifton <nickc@redhat.com>
14247 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
14248 order to prevent it from being munged by the target.
14250 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
14252 * config/i386/i386.md: Remove misleading comment.
14254 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14256 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
14257 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
14260 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14262 * tree-sra.c (instantiate_missing_elements): Canonicalize
14264 (sra_build_assignment): New.
14265 (generate_copy_inout, generate_element_copy,
14266 generate_element_zero, generate_one_element_init): Use it.
14268 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14270 * tree-sra.c (instantiate_missing_elements): Canonicalize
14272 (sra_build_assignment): New.
14273 (generate_copy_inout, generate_element_copy,
14274 generate_element_zero, generate_one_element_init): Use it.
14276 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
14278 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
14281 2007-02-14 Joseph Myers <joseph@codesourcery.com>
14283 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
14284 types as aggregates not scalars.
14285 * function.c (assign_stack_temp_for_type): Likewise.
14287 2007-02-14 Roger Sayle <roger@eyesopen.com>
14288 Zdenek Dvorak <dvorakz@suse.cz>
14290 * tree-dump.c (dump_switch_p_1): Require exact match of the option
14293 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
14295 * passes.c (next_pass_1): Clear the next field of the copied
14298 2007-02-14 Richard Henderson <rth@redhat.com>
14300 * tree-sra.c (early_sra): New.
14301 (decl_can_be_decomposed_p): Deny va_list if early_sra.
14302 (tree_sra_early, pass_sra_early): New.
14303 * tree-pass.h (pass_sra_early): Declare.
14304 * passes.c (init_optimization_passes): Use it.
14306 2007-02-14 Richard Guenther <rguenther@suse.de>
14308 * flags.h (issue_strict_overflow_warning): Convert to a macro.
14310 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
14312 PR tree-optimization/30771
14313 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
14315 (vect_analyze_operations): Induction phis can now be marked as
14317 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
14318 Update documentation accordingly.
14320 2007-02-14 Nick Clifton <nickc@redhat.com>
14322 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
14323 most 3 arguments are supported.
14324 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
14326 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
14328 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
14329 Ensure dst->current is valid.
14331 2007-02-13 Paul Brook <paul@codesourcery.com>
14333 * config.gcc: Add arm*-*-uclinux-*eabi.
14334 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
14335 (SUBTARGET_EXTRA_LINK_SPEC): Define.
14336 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
14337 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
14338 (LINK_SPEC): Define.
14339 (LIB_SPEC): Define.
14340 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
14342 * config/arm/uclinux-eabi.h: New file.
14343 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
14344 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
14347 2007-02-13 Ian Lance Taylor <iant@google.com>
14349 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
14350 * flags.h (warn_strict_overflow): Declare.
14351 (enum warn_strict_overflow_code): Define.
14352 (issue_strict_overflow_warning): New static inline function.
14353 * opts.c (warn_strict_overflow): New variable.
14354 (common_handle_option): Handle OPT_Wstrict_overflow and
14355 OPT_Wstrict_overflow_.
14356 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
14358 * fold-const.c: Include intl.h.
14359 (fold_deferring_overflow_warnings): New static variable.
14360 (fold_deferred_overflow_warning): New static variable.
14361 (fold_deferred_overflow_code): New static variable.
14362 (fold_defer_overflow_warnings): New function.
14363 (fold_undefer_overflow_warnings): New function.
14364 (fold_undefer_and_ignore_overflow_warnings): New function.
14365 (fold_deferring_overflow_warnings_p): New function.
14366 (fold_overflow_warning): New static function.
14367 (make_range): Add strict_overflow_p parameter. Change all
14369 (extract_muldiv, extract_muldiv_1): Likewise.
14370 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
14371 tree_expr_nonnegative_p.
14372 (fold_negate_expr): Call fold_overflow_warning.
14373 (fold_range_test): Likewise.
14374 (fold_comparison): Likewise.
14375 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
14376 instead of tree_expr_nonnegative_p.
14377 (tree_expr_nonnegative_warnv_p): Rename from
14378 tree_expr_nonnegative_p, add strict_overflow_p parameter.
14379 (tree_expr_nonnegative_p): New function.
14380 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
14381 strict_overflow_p parameter.
14382 (tree_expr_nonzero_p): New function.
14383 * passes.c (verify_interpass_invariants): New static function.
14384 (execute_one_pass): Call it.
14385 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
14387 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
14388 (estimate_numbers_of_iterations): Likewise.
14389 (scev_probably_wraps_p): Likewise.
14390 * tree-ssa-ccp.c: Include "toplev.h".
14391 (evaluate_stmt): Defer fold overflow warnings until we know we are
14393 (struct fold_stmt_r_data): Add stmt field.
14394 (fold_stmt_r): Defer fold overflow warnings until we know we
14396 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
14397 (fold_stmt_inplace): Likewise.
14398 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
14399 (cleanup_control_expr_graph): Defer fold overflow warnings until
14400 we know we are going to optimize.
14401 * tree-cfg.c (fold_cond_expr_cond): Likewise.
14402 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
14404 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14405 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
14406 * tree-ssa-loop-manip.c (create_iv): Likewise.
14407 * c-typeck.c (build_conditional_expr): Likewise.
14408 (build_binary_op): Likewise.
14409 * tree-vrp.c (vrp_expr_computes_nonzero): Call
14410 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
14411 (extract_range_from_unary_expr): Likewise.
14412 * simplify-rtx.c (simplify_const_relational_operation): Warn when
14413 assuming that signed overflow does not occur.
14414 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
14415 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
14416 (fold_defer_overflow_warnings): Declare.
14417 (fold_undefer_overflow_warnings): Declare.
14418 (fold_undefer_and_ignore_overflow_warnings): Declare.
14419 (fold_deferring_overflow_warnings_p): Declare.
14420 (tree_expr_nonzero_warnv_p): Declare.
14421 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
14422 of warning options.
14423 (Warning Options): Document -Wstrict-overflow.
14424 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
14425 (tree-ssa-ccp.o): Likewise.
14426 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
14427 (fold-const.o): Depend on intl.h.
14429 2007-02-13 Ian Lance Taylor <iant@google.com>
14431 PR middle-end/30751
14432 * lower-subreg.c (resolve_simple_move): Decompose subregs in
14435 2007-02-13 Stuart Hastings <stuart@apple.com>
14437 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
14439 2007-02-13 Richard Henderson <rth@redhat.com>
14441 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
14442 handled_component_p before looking for the indirect_ref.
14444 2007-02-13 Richard Henderson <rth@redhat.com>
14446 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
14447 remove flags clobber.
14448 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
14449 (bswaphi_lowpart): New.
14450 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
14451 remove TARGET_BSWAP test. Delete expander of the same name.
14453 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
14454 (expand_unop): Use them.
14456 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
14458 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
14459 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
14460 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
14461 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
14462 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
14463 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
14464 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
14465 assembler dialect choice from asm templates.
14467 2007-02-12 Richard Henderson <rth@redhat.com>
14469 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
14470 (fixuns_trunc<SSEMODEF>si2): Use it.
14471 * config/i386/sse.md (vec_setv4sf_0): Export.
14472 * config/i386/i386.c (ix86_build_const_vector): Export.
14473 (ix86_split_convert_uns_si_sse): Rename from
14474 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
14475 * config/i386/i386-protos.h: Update.
14477 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14480 * c-typeck.c (c_finish_return): Improve warning message.
14482 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14484 * alias.c (find_symbolic_term): Delete unused function.
14486 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
14488 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
14489 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
14490 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
14492 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14494 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
14495 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
14496 the function, temporarily point the debug interface to the null one.
14498 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
14500 * dwarf2out.c (round_up_to_align): New static function.
14501 (field_byte_offset): Use it to round the offset.
14503 2007-02-12 Richard Henderson <rth@redhat.com>
14505 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
14506 (inswl_const): Export.
14508 2007-02-12 Richard Henderson <rth@redhat.com>
14510 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
14511 result mode of the libcall, convert back to outmode.
14513 2007-02-12 Roger Sayle <roger@eyesopen.com>
14515 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
14516 (bswapdi2): New define_expand to implement 32-bit implementation.
14518 2007-02-12 Nick Clifton <nickc@redhat.com>
14520 * doc/invoke.texi (Overall Options): Document --help=.
14521 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
14522 (cc1_options): Pass --help= on to cc1.
14523 (display_help): Add description of --help=.
14524 (process_command): Add code to handle --help=. Allow translated
14525 --help and --target-help switches to be passed on to compiler
14527 (main): Remove unused if statement.
14528 * opts.c (columns): Remove.
14529 (LEFT_COLUMN): Define.
14530 (wrap_help): Add columns argument.
14531 (print_filtered_help): Change parameters to be an include bitmask,
14532 an exclude bitmask, an any bitmask and the column width. Move the
14533 code to display the params list here. Add code to display the
14534 status of options rather than their descriptions if the quiet flag
14536 (print_specific_help): Change parameters to be an include bitmask,
14537 an exclude bitmask and an any bitmask. Move code to look up the
14538 column width here. Decide upon the title for an options listing.
14539 (common_handle_options): Add code to handle --help=. Adapt code
14540 for --help and --target-help to use the revised form of the
14541 print_specific_help function.
14542 (print_help): Delete.
14543 (print_param_help): Delete.
14544 (print_switch): Delete.
14545 * opts.h (cl_lang_count): Add prototype.
14546 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
14547 CL_MAX_OPTION_CLASS): New defines.
14548 * optc-gen.awk: Add construction of cl_lang_count.
14549 * c.opt: Add Warning attribute to warning options and Optimization
14550 attribute to optimization options.
14551 * common.opt: Likewise.
14553 Add -fhelp and -ftarget-help as aliases for the transformed --help
14554 and --target-help options.
14555 * opt-functions.awk: Add code to handle Warning and Optimization
14558 2007-02-12 Richard Henderson <rth@redhat.com>
14560 * config/alpha/constraints.md: New file.
14561 * config/alpha/alpha.c: Include tm-constrs.h.
14562 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
14563 alpha_extra_constraint): Remove.
14564 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
14565 * config/alpha/alpha-protos.h: Update.
14566 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
14567 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
14568 (EXTRA_CONSTRAINT): Remove.
14569 * config/alpha/alpha.md: Include constraints.md.
14570 (adddi splitter): Use satisfies_constraint_*.
14571 * config/alpha/predicates.md (add_operand): Likewise.
14572 (sext_add_operand, addition_operation): Likewise.
14574 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
14576 PR tree-optimization/29145
14577 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
14578 in our handling of restrict qualified pointers.
14580 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14583 * doc/invoke.texi (Wunused-value): Update description.
14584 (Wextra): Delete item.
14585 * opts.c (set_Wextra): Don't use the value of Wextra to set the
14586 value of Wunused-value.
14587 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
14588 (c_finish_stmt_expr): Don't check extra_warnings.
14589 (emit_side_effect_warnings): The caller is responsible to check
14592 2007-02-11 Roger Sayle <roger@eyesopen.com>
14593 Matt Thomas <matt@3am-software.com>
14595 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
14597 2007-02-11 Roger Sayle <roger@eyesopen.com>
14599 * simplify-rtx.c (simplify_relational_operation_1): Optimize
14600 comparisons of POPCOUNT against zero.
14601 (simplify_const_relational_operation): Likewise.
14603 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14605 * doc/invoke.texi (Wextra): Delete outdated paragraph.
14607 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14609 * dwarf2out.c (root_type): Delete unused function.
14611 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14613 * genattrtab.c (contained_in_p): Delete unused function.
14614 (write_expr_attr_cache): Likewise.
14616 2007-02-11 Jan Hubicka <jh@suse.cz>
14618 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
14621 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
14623 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
14624 to add the REG_EQ* note.
14625 * see.c (see_merge_one_use_extension): Likewise.
14626 * local-alloc.c (update_equiv_regs): Likewise. Also don't
14627 turn REG_EQUAL notes into REG_EQUIV notes if the target
14628 register may have more than one set.
14629 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
14630 * gcse.c (try_replace_reg): Likewise.
14631 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
14632 * calls.c (fixup_tail_calls): Likewise. Abort if there is
14633 more than one REG_EQUIV note.
14634 * reload1.c (gen_reload): Use set_unique_reg_note.
14636 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
14639 (ix86_builtin_conversion): New function.
14641 2007-02-06 Mark Mitchell <mark@codesourcery.com>
14644 * tree.h (DECL_REPLACEABLE_P): New macro.
14645 * except.c (set_nothrow_function_flags): Likewise.
14647 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
14648 Ira Rosen <irar@il.ibm.com>
14649 Dorit Nuzman <dorit@il.ibm.com>
14651 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
14652 * targhooks.c (default_builtin_vectorized_conversion): New.
14653 * targhooks.h (default_builtin_vectorized_function): New declaration.
14654 * target.h (struct vectorize): Add builtin_conversion field.
14655 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
14656 stmt_vec_info_type value.
14657 (vectorizable_conversion): New declaration.
14658 * tree-vect-analyze.c (vect_analyze_operations): Add
14659 vectorizable_conversion call.
14660 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
14661 * tree-vect-transform.c (vectorizable_conversion): New function.
14662 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14663 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14665 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14666 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14667 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14668 or ALTIVEC_BUILTIN_VCFSX.
14670 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14673 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14674 CONST_DOUBLE and operand 0 is a hard register.
14675 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14676 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14677 is a hard floating-point register.
14679 2007-02-10 Richard Henderson <rth@redhat.com>
14680 Jakub Jelinek <jakub@redhat.com>
14681 Alexandre Oliva <aoliva@redhat.com>
14683 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14684 * builtin-types.def (BT_WORD): Make unsigned.
14685 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14686 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14687 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14688 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14689 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14690 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14692 * expr.c (emutls_var_address): New.
14693 (expand_expr_real_1): Expand emulated tls.
14694 (expand_expr_addr_expr_1): Likewise.
14695 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14696 * output.h (emutls_finish): Declare.
14697 * toplev.c (compile_file): Call it.
14698 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14699 address before wrapping in CONST.
14700 * varasm.c (emutls_htab, emutls_object_type): New.
14701 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14702 (get_emutls_object_name, get_emutls_object_type): New.
14703 (get_emutls_init_templ_addr, emutls_decl): New.
14704 (emutls_common_1, emutls_finish): New.
14705 (assemble_variable): When emulating tls, swap decls; generate
14706 constructor for the emutls objects.
14707 (do_assemble_alias): When emulating tls, swap decl and target name.
14708 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14710 * varpool.c (decide_is_variable_needed): Look at force_output.
14711 Recurse for emulated tls.
14712 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14713 with decide_is_variable_needed.
14714 * emutls.c: New file.
14715 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14716 tls_object for real tls.
14718 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14720 PR rtl-optimization/29599
14721 * reload1.c (eliminate_regs_in_insn): Take the destination
14722 mode into account when computing the offset.
14724 2007-02-09 Stuart Hastings <stuart@apple.com>
14725 Richard Henderson <rth@redhat.com>
14727 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14728 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14729 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14730 fixuns_truncdfhi2): New.
14731 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14732 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14733 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14734 (floatunssidf2): Allow nonimmediate source.
14735 * config/i386/sse.md (movdi_to_sse): New.
14736 (vec_concatv2di): Drop '*'.
14737 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14738 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14739 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14741 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14742 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14743 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14744 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14745 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14746 ix86_build_const_vector.
14747 (x86_emit_floatuns): Rewrite.
14749 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14751 * genautomata.c (longest_path_length): Delete unused function.
14752 (struct state): Delete unused longest_path_length.
14753 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14754 (get_free_state): Delete unused.
14756 2007-02-09 Jan Hubicka <jh@suse.cz>
14758 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14759 * doc/invoke.texi (inline-unit-growth): Update default value.
14761 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14762 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14763 (rebuild_cgraph_edges): Likewise.
14764 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14765 (dump_cgraph_node): Dump frequencies.
14766 (cgraph_clone_edge): Add frequency scales.
14767 (cgraph_clone_node): Add freuqnecy.
14768 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14769 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14770 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14771 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14772 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14773 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14774 (save_inline_function_body): Likewise.
14775 * ipa-inline.c: inluce rtl.h
14776 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14777 (cgraph_edge_badness): Use frequencies.
14778 (cgraph_decide_recursive_inlining): Update clonning.
14779 (cgraph_decide_inlining_of_small_function): Dump frequency.
14780 * predict.c (estimate_bb_frequencies): Export.
14781 * predict.h (estimate_bb_frequencies): Declare.
14782 * tree-inline.c (copy_bb): Watch overflows.
14783 (expand_call_inline): Update call of cgraph_create_edge.
14784 (optimize_inline_calls): Use TODO flags to update frequnecies.
14785 * passes.h: Include predict.h
14786 (init_optimization_passes): Move profile ahead.
14787 (execute_function_todo): Handle TODO_rebuild_frequencies.
14789 2007-02-09 Roger Sayle <roger@eyesopen.com>
14791 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14792 the insbl or inswl pattern into a register.
14794 2007-02-09 Roger Sayle <roger@eyesopen.com>
14796 * config/ia64/ia64.md (bswapdi2): New define_insn.
14798 2007-02-09 Richard Henderson <rth@redhat.com>
14800 * config/i386/constraints.md (Ym): New constraint.
14801 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14802 (movdi_1_rex64): Split sse and xmm general register moves from
14803 memory move alternatives. Use conditional register constraints.
14804 (movsf_1, movdf_integer): Likewise.
14805 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14806 (movdf_integer_rex64): New.
14807 (pushsf_rex64): Fix output constraints.
14808 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14809 (sse2_stored): Likewise.
14810 (sse2_storeq_rex64): New.
14811 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14812 amd and not generic.
14813 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14814 for optimize_size. Remove SF/DFmode hack.
14816 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14818 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14821 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14822 Richard Sandiford <richard@codesourcery.com>
14824 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14825 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14826 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14827 m68k/t-mlib to tmake_file.
14828 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14829 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14830 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14831 Allow it to be cf or m68k. Set m68k_arch_family. If that
14832 variable is not empty, add t-$m68k_arch_family to tmake_file.
14833 Add t-mlibs to tmake_file.
14834 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14835 * config/m68k/t-cf: New file.
14836 * config/m68k/t-m68k: Likewise.
14837 * config/m68k/t-mlibs: Likewise.
14838 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14839 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14840 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14841 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14842 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14844 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14845 (INSTALL_LIBGCC): Delete.
14846 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14847 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14848 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14849 (M68K_MLIB_CPU): Define.
14850 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14851 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14852 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14854 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14855 Richard Guenther <rguenther@suse.de>
14857 PR middle-end/23361
14858 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14859 against INT_MIN/INT_MAX.
14860 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14861 file if a loop is removed.
14863 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14865 * calls.c (store_one_arg): Pass correct alignment to
14866 emit_push_insn for non-BLKmode values.
14867 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14868 unaligned stack slot via a suitably aligned slot.
14870 2007-02-08 DJ Delorie <dj@redhat.com>
14872 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14874 (legal_subregs): Use unsigned char, make const.
14875 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14877 2007-02-08 Paul Brook <paul@codesourcery.com>
14879 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14880 special interworking needed.
14882 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14884 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14885 conditional to __SSE2__.
14886 (Entries below should have been added to first ChangeLog
14887 entry for amdfam10 dated 2007-02-05)
14888 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14890 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14892 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14895 2007-02-08 DJ Delorie <dj@redhat.com>
14897 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14898 * config/m32c/m32c.c (legal_subregs): New.
14899 (m32c_illegal_subreg_p): New.
14900 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14901 unsupported subregs of hard regs.
14903 2007-02-08 Jan Hubicka <jh@suse.cz>
14905 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14906 the same one; always update histograms.
14908 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14910 * passes.c (init_optimization_passes): Tidy comment.
14912 2007-02-08 Roger Sayle <roger@eyesopen.com>
14914 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14915 strip zero_extend, bswap and rotates from POCOUNT's argument.
14916 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14917 zero_extend and rotates from PARITY's argument.
14918 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14919 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14920 of an integer constant at compile-time.
14922 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14925 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14927 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14930 * tree-ssa-live.c (remove_unused_locals): Do not remove
14931 TREE_ADDRESSABLE variables.
14932 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14933 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14934 FOR_CLOBBER. Update all users.
14935 If VAR has an associated alias set, add a virtual operand for
14936 it if no alias is found to conflict with the memory reference.
14938 2007-02-07 Jan Hubicka <jh@suse.cz>
14939 Robert Kidd <rkidd@crhc.uiuc.edu>
14941 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14943 2007-02-07 Ian Lance Taylor <iant@google.com>
14945 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14947 2007-02-07 Roger Sayle <roger@eyesopen.com>
14949 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14950 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14951 tablejumpdi, movsi_to_cr_one): Remove constraints from
14952 define_expand's match_operands.
14954 2007-02-07 Roger Sayle <roger@eyesopen.com>
14956 * global.c (compute_regsets): Move declatation of "i" inside of
14957 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14959 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14962 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14963 of INDIRECT_REF <RESULT_DECL>.
14965 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14967 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14968 Kaz Kojima <kkojima@gcc.gnu.org>
14971 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14973 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14975 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14977 * doc/loop.texi: Document possibility not to perform disambiguation
14978 of loops with multiple latches.
14979 * cfgloopmanip.c (alp_enum_p): Removed.
14980 (add_loop): Handle subloops. Use get_loop_body_with_size.
14981 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14982 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14983 the new forwarder block.
14984 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14985 Handle the case latch is NULL.
14986 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14987 modifications when marking loop exits.
14988 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14990 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14991 disambiguate_loops_with_multiple_latches.
14992 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14993 before fix_loop_structure.
14994 * cfgloop.c: Include pointer-set.h and output.h.
14995 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14996 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14997 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14998 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14999 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
15000 disambiguate_multiple_latches, get_loop_body_with_size,
15001 disambiguate_loops_with_multiple_latches): New functions.
15002 (flow_loop_dump): Dump multiple latch edges.
15003 (flow_loop_nodes_find): Handle loops with multiple latches.
15004 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
15005 (glb_enum_p): Modified.
15006 (get_loop_body): Use get_loop_body_with_size.
15007 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
15008 (AVOID_CFG_MODIFICATIONS): New constant.
15009 (disambiguate_loops_with_multiple_latches, add_loop,
15010 get_loop_body_with_size): Declare.
15011 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
15013 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
15015 PR inline-asm/28686
15016 * global.c (compute_regsets): New function.
15017 (global_alloc): Refactored ELIMINABLE_REGSET
15018 and NO_GLOBAL_ALLOC_REGS computation out.
15019 (rest_of_handle_global_alloc): Call compute_regsets()
15020 for non-optimizing case.
15022 2007-02-06 Richard Henderson <rth@redhat.com>
15024 * config/i386/constraints.md (Y2): Rename from Y.
15025 (Yi): New constraint.
15026 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
15027 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
15028 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
15029 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
15030 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
15031 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
15032 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
15033 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
15034 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
15035 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
15036 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
15037 vec_extractv2si_1): Change Y constraints to Y2.
15038 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
15039 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
15040 Change Y constraints to Y2.
15041 (sse2_loadld): Change Y constraints to x.
15043 2007-02-06 Roger Sayle <roger@eyesopen.com>
15045 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
15046 (parity<mode>2): New define_expand using rs6000_emit_parity.
15047 * config/rs6000/rs6000.c (rs6000_emit_popcount,
15048 rs6000_emit_parity): New functions.
15049 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
15050 rs6000_emit_parity): Prototype here.
15052 2007-02-06 Ian Lance Taylor <iant@google.com>
15054 * lower-subreg.c (simple_move_operand): Reject CONST.
15055 (resolve_clobber): Call validate_change rather than directly
15056 assigning to XEXP (pat, 0).
15058 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15060 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
15061 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
15062 (tree-cfg.o): Remove hashtab.h dependency.
15064 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
15065 (struct ivopts_data): Change niters to pointer_map_t.
15066 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
15067 (niter_for_exit): Create pointer_map on demand. Change for
15069 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
15070 (free_loop_data): Destroy data->niters if created and reset field.
15071 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
15072 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
15074 * tree-ssa-reassoc.c: Include pointer-set.h.
15075 (bb_rank): Change to long *.
15076 (operand_rank): Change to pointer_map_t.
15077 (find_operand_rank): Return long, -1 if not found. Declare as inline.
15078 (insert_operand_rank): Accept long.
15079 (operand_entry_hash, operand_entry_eq): Remove.
15080 (get_rank): Return long. Adjust for changes above.
15081 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
15083 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
15085 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
15086 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
15087 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
15089 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
15090 directly since it cannot be NULL.
15091 (get_vi_for_tree): Rewrite for pointer_map API.
15092 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
15093 (init_alias_vars): Create vi_for_tree as pointer_map.
15094 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
15096 * tree-cfg.c: Don't include hashtab.h.
15097 (edge_to_cases): Declare as pointer_map.
15098 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
15100 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
15101 (start_recording_case_labels): Create edge_to_cases as pointer_map.
15102 (end_recoding_case_labels): Cleanup edge_to_cases manually before
15104 (record_switch_edge): Delete.
15105 (get_cases_for_edge): Adjust for pointer_map API, inline
15106 record_switch_edge (rewritten for new API), remove goto.
15108 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
15110 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
15111 * tree-nested.c: Include pointer-set.h.
15112 (var_map_elt, var_map_eq, var_map_hash): Delete.
15113 (struct nesting_info): Remove GTY marker. Change the two htab_t's
15114 to pointer_map_t's.
15115 (nesting_info_bitmap_obstack): New.
15116 (lookup_field_for_decl): Adjust for pointer_map API.
15117 (lookup_tramp_for_decl): Adjust for pointer_map API.
15118 (get_nonlocal_debug_decl): Adjust for pointer_map API.
15119 (get_local_debug_decl): Adjust for pointer_map API.
15120 (convert_nl_goto_reference): Adjust for pointer_map API.
15121 (convert_nl_goto_receiver): Adjust for pointer_map API.
15122 (create_nesting_tree): Create outside GGC space. Create bitmap on
15123 the new obstack. Create field_map and var_map as pointer_maps.
15124 (free_nesting_tree): Adjust for changes to create_nesting_tree.
15126 (lower_nested_functions): Move root here, no need to NULL it.
15127 Initialize and release the obstack.
15129 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
15131 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
15132 Remove prototypes and make them non-static.
15133 (struct tree_int_map): Remove.
15134 * tree.h (struct tree_int_map): Move here, turning TO into an
15136 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
15138 * tree.h (TREE_COMPLEXITY): Remove.
15139 (struct tree_exp): Remove complexity field.
15140 * tree.c (build1_stat): Don't set it.
15142 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
15143 Victor Kaplansky <victork@il.ibm.com>
15145 * tree-vectorizer.c (vect_is_simple_use): Support induction.
15146 (vect_is_simple_reduction): Support reduction with induction as
15147 one of the operands.
15148 (vect_is_simple_iv_evolution): Fix formatting.
15149 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
15150 formatting. Don't mark induction phis for vectorization.
15151 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
15152 * tree-vect-transform.c (get_initial_def_for_induction): New function.
15153 (vect_get_vec_def_for_operand): Support induction.
15154 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
15156 (vectorizable_reduction): Support reduction with induction as one of
15158 (vectorizable_type_demotion): Use def-type of stmt argument rather
15159 than dummy def-type.
15161 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
15162 flag_tree_scev_cprop.
15163 * common.opt (tree-scev-cprop): New flag.
15165 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
15166 call to vect_get_new_vect_var.
15168 2007-02-06 Ira Rosen <irar@il.ibm.com>
15170 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
15171 vectype is not NULL.
15172 (vect_pattern_recog_1): Likewise.
15174 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15176 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
15177 (fold_negate_expr): Likewise.
15179 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
15182 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
15183 even if cv-qualification is the same.
15185 2007-02-05 Geoffrey Keating <geoffk@apple.com>
15187 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
15188 __enable_execute_stack on completion.
15190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15192 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
15193 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
15194 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
15195 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
15196 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
15197 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
15198 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
15199 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
15201 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15203 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
15204 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
15205 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
15206 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
15207 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
15208 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
15209 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
15210 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
15211 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
15212 umuldi3_highpart_rex64, umulsi3_highpart_insn,
15213 umulsi3_highpart_zext, smuldi3_highpart_rex64,
15214 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
15215 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
15216 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
15217 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
15218 sqrtextenddfxf2_i387): Added amdfam10_decode.
15220 * config/i386/athlon.md (athlon_idirect_amdfam10,
15221 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
15222 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
15223 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
15224 athlon_ivector_store_amdfam10): New define_insn_reservation.
15225 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
15228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15230 * config/i386/athlon.md (athlon_call_amdfam10,
15231 athlon_pop_amdfam10, athlon_lea_amdfam10): New
15232 define_insn_reservation.
15233 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
15234 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
15235 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
15237 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15239 * config/i386/athlon.md (athlon_sseld_amdfam10,
15240 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
15241 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
15243 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15245 * config/i386/athlon.md (athlon_sseins_amdfam10): New
15246 define_insn_reservation.
15247 * config/i386/i386.md (sseins): Added sseins to define_attr type
15248 and define_attr unit.
15249 * config/i386/sse.md: Set type attribute to sseins for insertq
15252 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15254 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
15255 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
15256 ssecomi_load_amdfam10, ssecomi_amdfam10,
15257 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
15258 define_insn_reservation.
15259 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
15261 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15263 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
15264 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
15265 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
15266 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
15267 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
15268 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
15269 define_insn_reservation.
15271 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
15272 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
15273 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
15274 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
15275 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
15277 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15279 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
15280 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
15281 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
15282 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
15283 athlon_ssemul_load_k8): Added amdfam10.
15285 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15287 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
15288 (x86_sse_unaligned_move_optimal): New variable.
15290 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
15292 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
15293 for unaligned vector SSE double/single precision loads for AMDFAM10.
15295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15297 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
15298 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
15299 Define TARGET_CPU_DEFAULT_amdfam10.
15300 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
15301 (processor_type): Add PROCESSOR_AMDFAM10.
15303 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
15304 processor_type in config/i386/i386.h.
15305 Enable imul peepholes for TARGET_AMDFAM10.
15307 * config.gcc: Add support for --with-cpu option for amdfam10.
15309 * config/i386/i386.c (amdfam10_cost): New variable.
15310 (m_AMDFAM10): New macro.
15311 (m_ATHLON_K8_AMDFAM10): New macro.
15312 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
15313 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
15314 x86_promote_QImode, x86_integer_DFmode_moves,
15315 x86_partial_reg_dependency, x86_memory_mismatch_stall,
15316 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
15317 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
15318 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
15319 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
15320 Enable/disable for amdfam10.
15321 (override_options): Add amdfam10_cost to processor_target_table.
15322 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
15323 processor_alias_table.
15324 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
15325 (ix86_adjust_cost): Add code for amdfam10.
15327 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
15329 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
15330 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
15331 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
15332 * config/i386/i386.h: Add builtin definition for SSE4A.
15333 * config/i386/i386.md: Add support for ABM instructions
15334 (popcnt and lzcnt).
15335 * config/i386/sse.md: Add support for SSE4A instructions
15336 (movntss, movntsd, extrq, insertq).
15337 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
15338 Add -march=amdfam10 flag.
15339 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
15340 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
15342 * doc/extend.texi: Add documentation for SSE4A builtins.
15344 2007-02-05 Bob Wilson <bob.wilson@acm.org>
15346 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
15348 2007-02-05 Richard Guenther <rguenther@suse.de>
15350 * tree-vectorizer.h (vectorizable_function): Add argument type
15351 argument, change return type.
15352 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
15353 * tree-vect-transform.c (vectorizable_function): Handle extra
15354 argument, return vectorized function decl.
15355 (build_vectorized_function_call): Remove.
15356 (vectorizable_call): Handle calls with result and argument types
15357 differing. Handle loop vectorization factor correctly.
15358 * targhooks.c (default_builtin_vectorized_function): Adjust for
15360 * targhooks.h (default_builtin_vectorized_function): Likewise.
15361 * target.h (builtin_vectorized_function): Add argument type
15363 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
15364 extra argument, allow vectorizing of lrintf.
15365 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
15366 documentation of target hook.
15368 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
15371 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
15372 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
15373 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
15375 2007-02-05 Roger Sayle <roger@eyesopen.com>
15377 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
15378 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
15379 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
15380 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
15381 before canonicalizing sincos to cexpi.
15382 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
15384 2007-02-05 Roger Sayle <roger@eyesopen.com>
15386 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
15387 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
15388 (alpha_init_builtins): Use alpha_add_builtins to process tables.
15390 2007-02-05 Roger Sayle <roger@eyesopen.com>
15392 * mips-tfile.c (initialize_init_file): Correct endianness test.
15394 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
15396 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
15397 the 'y' constraint.
15399 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15401 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
15402 saves in a PARALLEL before the register assignments.
15404 2007-02-05 Richard Sandiford <richard@codesourcery.com>
15406 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
15407 DWARF_FRAME_RETURN_COLUMN to be a general register.
15408 * dwarf2out.c (init_return_column_size): New function, split from...
15409 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
15410 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
15411 to be nongeneral registers.
15412 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
15414 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
15415 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
15417 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15419 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
15421 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
15423 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
15424 (remove_path): Use can_remove_branch_p and remove_branch instead
15425 of loop_delete_branch_edge.
15426 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
15427 (tree_transform_and_unroll_loop): Remove dead branches immediately.
15428 Update profile using scale_dominated_blocks_in_loop.
15429 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
15430 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
15431 (can_remove_branch_p, remove_branch): Declare.
15432 * tree-cfg.c (tree_can_remove_branch_p): New function.
15433 (tree_cfg_hooks): Add tree_can_remove_branch_p.
15434 * cfgrtl.c (rtl_can_remove_branch_p): New function.
15435 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
15437 2007-02-05 Jan Hubicka <jh@suse.cz>
15439 PR middle-end/30696
15440 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
15441 nodes in cgraph, don't remove offline copy of the function.
15443 2007-02-04 Jan Hubicka <jh@suse.cz>
15445 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
15446 vectors might cause maybe_lookup_element_for_expr to be called
15447 on non-sra-candidate.
15449 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15451 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
15452 config/bfin/bfin.md, config/bfin/predicates.md: Follow
15453 spelling conventions.
15455 2007-02-04 Richard Guenther <rguenther@suse.de>
15457 PR middle-end/30636
15458 * fold-const.c (try_move_mult_to_index): Make sure to not
15459 overflow one dimension of a multi-dimensional array access.
15461 2007-02-04 Jan Hubicka <jh@suse.cz>
15463 * passes.c (init_optimization_passes): Reindent.
15465 2007-02-04 Jan Hubicka <jh@suse.cz>
15466 Eric Botcazou <ebotcazou@adacore.com>
15468 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
15469 (execute_fixup_cfg): Break out the abnormal goto code.
15470 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
15471 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
15472 (optimize_inline_calls): Call make_nonlocal_label_edges.
15474 2007-02-04 Jan Hubicka <jh@suse.cz>
15476 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
15477 true when something was changed.
15478 (rename_ssa_copies): When something was changed, do
15479 TODO_remove_unused_locals.
15480 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
15481 add TODO_remove_unused_locals when instruction was removed.
15483 2007-02-04 Jan Hubicka <jh@suse.cz>
15485 * ipa-inline.c (try_inline): Improve debug output; work on already
15487 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
15488 call try_inline for already inlined edges too when flattening;
15489 inline also functions that make callee growth but overall unit size
15492 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15494 * config/m32c/bitops.md, config/m32c/jump.md,
15495 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
15496 config/m32r/m32r.h, config/m32r/m32r.md,
15497 config/m32r/predicates.md, config/m68hc11/larith.asm,
15498 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
15499 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
15500 config/mips/mips-protos.h, config/mips/mips.c,
15501 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
15502 config/mn10300/mn10300.h, config/mn10300/predicates.md,
15503 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
15504 spelling conventions.
15506 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
15507 Follow spelling conventions.
15509 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
15511 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
15512 warn about C++0x compatibility.
15514 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
15516 * config/h8300/h8300.c, config/h8300/h8300.h,
15517 config/h8300/h8300.md: Follow spelling conventions.
15519 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
15521 PR middle-end/30667
15522 * combine.c (try_combine): Do not substitute source operand
15523 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
15525 2007-02-03 Jan Hubicka <jh@suse.cz>
15527 PR gcov-profile/30650
15528 * value-prof.c (stringop_block_profile): Fix handling of size counter;
15529 do not divide by zero for never executed counters.
15530 (tree_find_values_to_profile): Fix counters.
15531 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
15533 2007-02-03 Ian Lance Taylor <iant@google.com>
15535 * lower-subreg.c (simple_move_operand): New static function,
15536 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
15538 (simple_move): Call simple_move_operand.
15539 (find_decomposable_subregs): Add special handling of MEMs.
15540 (can_decompose_p): Rename from cannot_decompose_p. Reverse
15541 meaning of return value. If we see a hard register, test whether
15542 it can store a word_mode value. Change all callers.
15544 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15546 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
15547 ftrapv insns and expanders.
15548 (subdi3): Change define_expand operand 1 to arith11_operand, and
15549 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
15550 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
15551 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
15554 PR middle-end/30174
15555 * varasm.c (notice_global_symbol): Treat global objects as weak when
15556 flag_shlib is true.
15558 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15560 * emit-rtl.c (dconstpi): Delete.
15561 (dconstsqrt2): New.
15562 (init_emit_once): Delete dconstpi and init dconstsqrt2.
15563 * real.h (dconstpi): Delete.
15564 (dconstsqrt2): New.
15565 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
15566 (fold_builtin_hypot): Likewise.
15568 2007-02-03 Tom Tromey <tromey@redhat.com>
15571 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
15572 -gcoff3, -gxcoff3, -gvms3 implies -dD.
15574 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
15576 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
15577 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
15578 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
15579 config/rs6000/cell.md, config/rs6000/darwin.h,
15580 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
15581 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
15582 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
15583 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
15584 typos. Follow spelling conventions.
15585 * doc/invoke.texi: Follow spelling conventions.
15587 2007-02-03 Roger Sayle <roger@eyesopen.com>
15589 * simplify-rtx.c (simplify_relational_operation_1): Implement some
15590 canonicalization transformations that attempt to simplify integer
15591 constant comparisons to become comparisons against zero.
15593 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15595 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
15597 * fold-const.c (fold_binary): Fix comment typos. Fold complex
15598 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
15600 2007-02-02 Mike Stump <mrs@apple.com>
15602 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
15603 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
15604 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
15605 generate a branch island.
15607 2007-02-02 Bob Wilson <bob.wilson@acm.org>
15609 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
15610 (xtensa_legitimate_address_p): New.
15611 (xtensa_legitimize_address): New.
15612 (xtensa_output_addr_const_extra): New.
15613 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
15615 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
15616 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
15617 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
15618 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
15619 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
15620 (xtensa_legitimize_address): New.
15621 (xtensa_output_addr_const_extra): New.
15623 2007-02-02 Steve Ellcey <sje@cup.hp.com>
15625 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
15627 2007-02-02 Ian Lance Taylor <iant@google.com>
15629 * expmed.c (expand_divmod): Add comment.
15631 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
15633 * emit-rtl.c (renumber_insns): Remove.
15634 * flags.h: Remove the extern for flag_renumber_insns.
15635 * rtl.h: Remove the prototype for renumber_insns.
15636 * toplev.c (flag_renumber_insns): Remove.
15638 2007-02-02 Hui-May Chang <hm.chang@apple.com>
15640 Revert for x86 darwin:
15641 2005-06-19 Uros Bizjak <uros@kss-loka.si>
15643 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
15644 code before the following patch under TARGET_MACHO.
15645 (ix86_function_value_regno_p): Likewise.
15647 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15649 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
15652 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15655 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
15656 loads to general or fp registers. Add comments.
15657 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
15659 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
15661 * pointer-set.c (insert_aux): Only return insertion slot.
15662 (pointer_set_insert): Adjust.
15663 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15664 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15665 pointer_map_traverse): New.
15666 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15667 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15668 pointer_map_contains, pointer_map_traverse): Declare.
15670 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15672 PR middle-end/30473
15673 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15674 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15676 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15678 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15680 (struct _dep): New type.
15681 (dep_t): New typedef.
15682 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15683 (DEP_STATUS): New access macro. The macro with the same name was
15684 renamed to DEP_LINK_STATUS.
15685 (dep_init): Declare function
15687 (struct _dep_link): New type.
15688 (dep_link_t): New typedef.
15689 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15690 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15691 (DEP_LINK_STATUS): New macro.
15692 (debug_dep_links): New debug function.
15694 (struct _deps_list): New type.
15695 (deps_list_t): New typedef.
15696 (DEPS_LIST_FIRST): New access macro.
15697 (FOR_EACH_DEP_LINK): New cycle macro.
15698 (create_deps_list, free_deps_list, delete_deps_list): Declare
15700 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15701 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15702 (copy_deps_list_change_con): Ditto.
15704 (move_dep_link): Declare function.
15706 (struct _dep_node): New type.
15707 (dep_node_t): New typedef.
15708 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15710 (struct haifa_insn_data.back_deps): New field to hold backward
15711 dependencies of the insn.
15712 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15714 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15715 Change its type to deps_list_t.
15716 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15717 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15718 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15720 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15722 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15724 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15726 (dep_cost): Declare.
15728 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15729 (ds_to_dk, dk_to_ds): New functions.
15731 (init_dep_1): New static function.
15732 (init_dep): New function.
15733 (copy_dep): New static function.
15735 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15737 (detach_dep_link): New static function.
15738 (move_dep_link): New function.
15740 (dep_links_consistent_p, dump_dep_links): New static functions.
15741 (debug_dep_links): New debugging function.
15743 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15745 (alloc_deps_list, init_deps_list): New static functions.
15746 (create_deps_list): New function.
15747 (clear_deps_list): New static function.
15748 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15749 (deps_list_consistent_p, dump_deps_list): New static functions.
15750 (debug_deps_list): New function.
15751 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15753 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15755 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15756 use new scheduler dependencies lists.
15757 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15758 (sched_analyze): Ditto. Initialize dependencies lists.
15759 (add_forw_dep, compute_forward_dependences): Update to use new
15760 scheduler dependencies lists.
15762 (init_dependency_caches): Init deps_obstack.
15763 (free_dependency_caches): Free deps_obstack.
15765 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15766 new scheduler dependencies lists.
15767 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15768 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15770 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15771 Update to use new scheduler dependencies lists.
15772 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15773 (debug_dependencies): Ditto.
15774 (schedule_region): Update comments.
15776 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15777 scheduler dependencies lists.
15778 (schedule_ebb): Update comments.
15780 * rtl.def (DEPS_LIST): Remove.
15782 * lists.c (unused_deps_list): Remove.
15783 (free_list): Update assertions.
15785 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15786 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15788 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15789 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15791 * haifa-sched.c (comments): Update.
15792 (insn_cost1): Remove. Inline the code into insn_cost ().
15793 (insn_cost): Update to use new scheduler dependencies lists. Move
15794 processing of the dependency cost to dep_cost ().
15795 (dep_cost): New function. Use it instead of insn_cost () when
15796 evaluating cost of the dependency. Use compatible interface to
15797 interact with the target.
15798 (priority): Update to use new scheduler dependencies lists.
15799 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15800 with greater number of insns that depend on the insn.
15801 (schedule_insn): Update to use new scheduler dependencies lists. Add
15802 code to free backward dependencies lists. Inline and optimize code
15803 from resolve_dep () - see PR28071.
15804 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15805 lists. Update call to targetm.sched.is_costly_dependence hook.
15807 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15808 scheduler dependencies lists.
15810 (resolve_dep): Remove. Move the logic to schedule_insn ().
15811 (init_h_i_d): Initialize dependencies lists.
15813 (process_insn_depend_be_in_spec): Rename to
15814 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15815 dependencies lists.
15816 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15817 Update to use new scheduler dependencies lists.
15818 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15820 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15821 new scheduler dependencies lists.
15822 (build_intra_loop_deps): Ditto.
15824 * target.h (struct _dep): Declare to use in
15825 gcc_target.sched.is_costly_dependence.
15826 (struct gcc_target.sched.adjust_cost): Fix typo.
15827 (struct gcc_target.sched.is_costly_dependence): Change signature to
15828 use single dep_t parameter instead of an equivalent triad.
15829 (struct gcc_target.sched.adjust_cost_2): Remove.
15831 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15833 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15835 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15837 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15839 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15840 (REG_DEP_TRUE): Document.
15842 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15843 Change signature to correspond to the targetm.sched.adjust_cost hook.
15844 Update use in TARGET_SCHED_ADJUST_COST_2.
15845 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15846 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15847 new scheduler dependencies lists.
15848 (ia64_gen_check): Ditto.
15850 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15851 scheduler dependencies lists.
15853 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15854 signature to correspond to the targetm.sched.is_costly_dependence hook.
15855 (is_costly_group): Update to use new scheduler dependencies lists.
15857 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15858 instead of INSN_COST () macro.
15860 2007-02-01 Ian Lance Taylor <iant@google.com>
15862 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15864 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15866 * pa.md (tp_load): Correct mfctl instruction syntax.
15868 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15870 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15871 altivec_padding_size calculation on AIX. Improve comment, add
15872 assert to verify that it's right.
15874 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15877 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15879 PR inline-asm/28686
15880 * global.c (global_alloc): Add mising initialization of
15883 2007-02-01 Roger Sayle <roger@eyesopen.com>
15885 * alias.c (init_alias_analysis): Correct whitespace.
15886 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15887 partition_hot_cold_basic_blocks): Likewise.
15888 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15889 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15890 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15891 fold_builtin_snprintf_chk, fold_builtin_printf,
15892 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15893 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15894 * cfgcleanup.c (cleanup_cfg): Likewise.
15895 * cfgexpand.c (tree_expand_cfg): Likewise.
15896 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15897 * function.c (get_next_funcdef_no): Likewise.
15898 * gengtype.c (main): Likewise.
15899 * genmodes.c (main): Likewise.
15900 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15901 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15902 * ifcvt.c (noce_emit_move_insn): Likewise.
15903 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15905 * stor-layout.c (get_best_mode): Likewise.
15906 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15907 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15908 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15909 perform_var_substitution, solve_graph): Likewise.
15910 * tree-vrp.c (vrp_finalize): Likewise.
15912 2007-02-01 Ian Lance Taylor <iant@google.com>
15914 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15915 high part of a paradoxical subreg, return a constant zero.
15917 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15919 * toplev.c (lang_dependent_init): Call init_set_costs.
15920 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15922 2007-02-01 Richard Guenther <rguenther@suse.de>
15924 PR middle-end/30656
15925 * fold-const.c (fold_negate_expr): Allow negating a
15926 constant if overflow does not change.
15928 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15930 * doc/c-tree.texi (Expression trees): Improve markup.
15931 * doc/tm.texi (Register Classes, Addressing Modes)
15932 (Floating Point): Fix spacing after abbreviations. Fix some
15935 2007-02-01 Ben Elliston <bje@au.ibm.com>
15937 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15938 * doc/contrib.texi: Likewise.
15939 * doc/install.texi: Likewise.
15941 2007-01-31 Richard Henderson <rth@redhat.com>
15942 Ian Lance Taylor <iant@google.com>
15944 * lower-subreg.c: New file.
15945 * rtl.def (CONCATN): Define.
15946 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15947 pass_lower_subreg2.
15948 * emit-rtl.c (update_reg_offset): New static function, broken out
15949 of gen_rtx_REG_offset.
15950 (gen_rtx_REG_offset): Call update_reg_offset.
15951 (gen_reg_rtx_offset): New function.
15952 * regclass.c: Revert patch of 2006-03-05, restoring
15954 (clear_reg_info_regno): New function.
15955 * dwarf2out.c (concatn_loc_descriptor): New static function.
15956 (loc_descriptor): Handle CONCATN.
15957 * common.opt (fsplit_wide_types): New option.
15958 * opts.c (decode_options): Set flag_split_wide_types when
15960 * timevar.def (TV_LOWER_SUBREG): Define.
15961 * rtl.h (gen_reg_rtx_offset): Declare.
15962 (reg_scan_update): Declare.
15963 * regs.h (clear_reg_info_regno): Declare.
15964 * tree-pass.h (pass_lower_subreg): Declare.
15965 (pass_lower_subreg2): Declare.
15966 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15967 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15968 -fsplit-wide-types.
15969 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15970 * Makefile.in (OBJS-common): Add lower-subreg.o.
15971 (lower-subreg.o): New target.
15973 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15975 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15977 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15980 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15982 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15984 PR middle-end/29335
15985 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15987 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15989 * cfgloop.h: Include vec-prim.h.
15990 (enum li_flags): Remove LI_ONLY_OLD.
15991 (loop_iterator): Changed.
15992 (fel_next, fel_init): Iterate over loop tree.
15993 (FOR_EACH_LOOP_BREAK): New macro.
15994 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15996 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15997 * modulo-sched.c (sms_schedule): Ditto.
15998 * tree-vectorizer.c (vectorize_loops): Ditto.
15999 * doc/loop.texi: Update information on loop numbering and behavior of
16000 FOR_EACH_LOOP wrto new loops.
16001 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
16002 add_to_evolution_1): Test nestedness of loops instead of comparing
16004 * tree-chrec.c (chrec_fold_plus_poly_poly,
16005 chrec_fold_multiply_poly_poly, chrec_evaluate,
16006 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
16007 reset_evolution_in_loop): Ditto.
16008 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
16010 2007-01-31 Dirk Mueller <dmueller@suse.de>
16012 * c-common.c (warn_about_parentheses): Separate warning about
16013 un-parenthized sequence of comparison operators from the one
16014 which is supposed to warn about x <= y <= z.
16016 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
16018 * optabs.h (enum optab_index): Add new OTI_isinf.
16019 (isinf_optab): Define corresponding macro.
16020 * optabs.c (init_optabs): Initialize isinf_optab.
16021 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
16023 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
16024 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
16026 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
16027 expand_builtin_interclass_mathfn.
16028 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
16029 * config/i386/i386.md (UNSPEC_FXAM): New constant.
16030 (fxam<mode>2_i387): New insn pattern.
16031 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
16032 built-in functions as x87 inline asm.
16034 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16036 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
16038 2007-01-30 Eric Christopher <echristo@apple.com>
16040 * config.gcc: Add geode.
16042 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
16044 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
16045 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
16046 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
16047 value-prof.c: Fix comment typos.
16049 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16052 * doc/invoke.texi (Wpointer-arith): Document warning.
16054 2007-01-30 Janis Johnson <janis187@us.ibm.com>
16056 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
16057 the list of discrepancies from the draft TR.
16059 2007-01-30 Dirk Mueller <dmueller@suse.de>
16062 * doc/invoke.texi (-Wreturn-type): Update description to
16063 match new behavior.
16065 2007-01-30 Richard Sandiford <richard@codesourcery.com>
16067 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
16069 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
16071 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
16072 to handle optabs that operate on floating point input argument and
16073 output to integer output.
16074 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
16075 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
16076 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
16077 expand_builtin_interclass_mathfn ().
16078 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
16079 (ilogbsi2): Remove.
16080 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
16081 ilogbl built-in functions as x87 intrinsics.
16083 2007-01-30 Richard Guenther <rguenther@suse.de>
16085 PR middle-end/27657
16086 * dwarf2out.c (reference_to_unused): Query varpool if the
16087 variable was output.
16089 2007-01-30 Richard Guenther <rguenther@suse.de>
16091 PR middle-end/30313
16092 * passes.c (execute_one_pass): Reset in_gimple_form to not
16093 confuse non-unit-at-a-time mode.
16095 2007-01-29 Roger Sayle <roger@eyesopen.com>
16096 Richard Guenther <rguenther@suse.de>
16098 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
16099 avoid undefined behaviour on overflow. Use force_fit_type_double
16100 to construct the constant with the specified TREE_OVERFLOW.
16102 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16104 * config/dfp-bit.c: Add parameterized support for fp exceptions.
16105 * config/dfp-bit.h: Ditto.
16107 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16109 * c-decl.c (pop_scope): Replace warnings with call to
16110 warn_for_unused_label.
16111 * c-common.h (warn_for_unused_label): Declare.
16112 * c-common.c (warn_for_unused_label): Define.
16114 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16116 * tree-optimize.c (update_inlined_to_pointers): Delete unused
16119 2007-01-29 Janis Johnson <janis187@us.ibm.com>
16121 * Makefile.in (USER_H): Remove decfloat.h.
16122 * ginclude/decfloat.h: Delete, moving contents to ...
16123 * ginclude/float.h: Add support for decimal floating point,
16124 guarded by __STDC_WANT_DEC_FP__.
16126 2007-01-29 Mike Stump <mrs@apple.com>
16128 * doc/gccint.texi (Top): Rename Loop Representation to Loop
16129 Analysis and Representation to resolve case insensitive conflict.
16130 * doc/loop.texi (Loop Analysis and Representation): Likewise.
16132 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
16134 * tree.h (struct tree_memory_tag): Add aliases member.
16135 (MTAG_ALIASES): New macro.
16136 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
16137 (add_may_alias): Remove pointer-set. Update for may_aliases being
16139 (mark_aliases_call_clobbered): Update for may_aliases being a
16141 (compute_tag_properties): Ditto.
16142 (create_partition_for): Ditto.
16143 (compute_memory_partitions): Ditto.
16144 (dump_may_aliases_for): Ditto.
16145 (is_aliased_with): Ditto.
16146 (add_may_alias_for_new_tag): Ditto.
16147 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
16148 (compute_is_aliased): New function.
16149 (compute_may_aliases): Call compute_is_aliased).
16150 (init_alias_info): Initialize alias_bitmap_obstack.
16151 (union_alias_set_into): New function.
16152 (compute_flow_sensitive_aliasing): Use union_aliases_into.
16153 (have_common_aliases_p): Rewrite to take two bitmaps and use
16155 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
16156 Update for bitmaps.
16157 (finalize_ref_all_pointers): Update for add_may_alias changes.
16158 (new_type_alias): Ditto.
16159 * tree-flow-inline.h (may_aliases): Return a bitmap.
16160 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
16161 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
16162 may_aliases being a bitmap.
16163 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
16164 may_aliases now returns a bitmap.
16165 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
16167 * tree-ssa-operands.c (add_virtual_operand): Update for
16168 may_aliases being a bitmap.
16170 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
16172 PR tree-optimization/30630
16173 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
16174 variable as changed.
16176 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
16179 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
16180 expanded only once even if an error occurs.
16182 2007-01-29 Ben Elliston <bje@au.ibm.com>
16184 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
16185 (__gcov_average_profiler): Likewise.
16186 (__gcov_ior_profiler): Likewise.
16187 (__gcov_merge_ior): Likewise.
16189 2007-01-28 Jan Hubicka <jh@suse.cz>
16191 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
16192 * value-prof.c (stringop_block_profile): Likewise.
16194 2007-01-28 Jan Hubicka <jh@suse.cz>
16196 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
16197 Add variant handling histograms; add wrapper.
16198 (clear_storage_via_libcall): Export.
16199 (emit_block_move_hints): Break out from ...; add histograms.
16200 (emit_block_move): ... this one.
16201 (clear_storage_hints): Break out from ...; add histograms.
16202 (clear_storage): ... this one.
16203 (set_storage_via_memset): Handle histogram.
16204 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
16205 (clear_storage_hints, clear_storage_via_libcall): Declare.
16206 (set_storage_via_setmem): Update prototype.
16207 * doc/md.texi (movmem, setmem): Document new arguments.
16209 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
16210 Add new histograms.
16211 (stringop_block_profile): New global function.
16212 (tree_stringops_values_to_profile): Profile block size and alignment.
16213 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
16215 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
16216 (stringop_block_profile): Declare.
16217 * builtins.c: Include value-prof.h.
16218 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
16219 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
16220 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
16221 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
16222 * profile.c (instrument_values): Add new counters.
16223 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
16225 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
16226 (tree_init_edge_profiler): Build new profilers.
16227 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
16228 (pass_tree_profile): Add dump.
16229 (tree_profile_hooks): Update.
16230 * Makefile.in (LIBGCOV): Add new constants.
16231 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
16232 __gcov_ior_profiler): New.
16233 * i386.md (movmem/setmem expanders): Add new optional arguments.
16235 2007-01-28 David Edelsohn <edelsohn@gnu.org>
16237 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
16239 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16241 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
16242 (tree_unswitch_single_loop): Pass eni_size_weights to
16243 tree_num_loop_insns.
16244 * tree-ssa-loop-manip.c: Include tree-inline.h.
16245 (can_unroll_loop_p): Pass eni_size_weights to
16246 tree_num_loop_insns.
16247 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
16248 Pass eni_size_weights to estimate_num_insns.
16249 * tree.h (init_inline_once): Export.
16250 * toplev.c (backend_init): Call init_inline_once.
16251 * cgraphunit.c (cgraph_process_new_functions,
16252 cgraph_analyze_function): Pass eni_inlining_weights to
16253 estimate_num_insns.
16254 * ipa-inline.c (compute_inline_parameters): Ditto.
16255 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
16256 to estimate_num_insns.
16257 (try_unroll_loop_completely): Pass eni_size_weights to
16258 tree_num_loop_insns.
16259 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
16260 ot estimate_num_insns.
16261 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
16262 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
16263 * tree-inline.c (eni_inlining_weights, eni_size_weights,
16264 eni_time_weights): New variables.
16265 (init_inline_once): Initialize them.
16266 (struct eni_data): Mew.
16267 (estimate_num_insns_1, estimate_num_insns): Use weights.
16268 * tree-inline.h (struct eni_weights_d): New.
16269 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
16270 (estimate_num_insns): Declaration changed.
16271 * cfgloop.h (tree_num_loop_insns): Declaration changed.
16272 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
16273 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
16275 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
16277 * tree-data-ref.c (conflict_fn): Assert that the number of affine
16278 relations in the conflict function is valid.
16280 2007-01-27 Ian Lance Taylor <iant@google.com>
16282 * common.opt: Add fstrict-overflow.
16283 * opts.c (decode_options): Set flag_strict_overflow if -O2.
16284 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
16285 (TYPE_OVERFLOW_UNDEFINED): Define.
16286 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
16288 * tree.h (TYPE_TRAP_SIGNED): Don't define.
16289 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
16290 (fold_negate_expr): Likewise.
16291 (make_range): Likewise.
16292 (extract_muldiv_1): Likewise.
16293 (maybe_canonicalize_comparison): Likewise.
16294 (fold_comparison): Likewise.
16295 (fold_binary): Likewise.
16296 (tree_expr_nonnegative_p): Likewise.
16297 (tree_expr_nonzero_p): Likewise.
16298 * tree-vrp.c (compare_values): Likewise.
16299 (extract_range_from_binary_expr): Likewise.
16300 (extract_range_from_unary_expr): Likewise.
16301 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
16303 (nowrap_type_p): Likewise.
16304 * tree-scalar-evolution.c (simple_iv): Likewise.
16305 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
16306 (build_range_check): Likewise.
16307 (extract_muldiv_1): Likewise.
16308 (fold_comparison): Likewise.
16309 * tree-vrp.c (vrp_int_const_binop): Likewise.
16310 (extract_range_from_unary_expr): Likewise.
16311 * convert.c (convert_to_integer): Likewise.
16312 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
16313 (fold_comparison): Likewise.
16314 (fold_binary): Likewise.
16315 * optabs.c (optab_for_tree_code): Likewise.
16316 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
16317 * simplify-rtx.c (simplify_const_relational_operation): Check
16318 flag_strict_overflow and flag_trapv.
16319 (simplify_const_relational_operation): Likewise.
16320 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
16321 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
16324 2007-01-27 Roger Sayle <roger@eyesopen.com>
16326 * tree.c (tree_fold_gcd): Delete.
16327 * tree.h (tree_fold_gcd): Remove prototype.
16328 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
16329 test whether one constant integer is a multiple of another. Instead
16330 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
16331 * fold-const.c (multiple_of_p): We've determined both TOP and
16332 BOTTOM are integer constants so we can call int_const_binop directly
16333 instead of the more generic const_binop.
16335 2007-01-27 Roger Sayle <roger@eyesopen.com>
16337 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
16338 1*X check that the constant hasn't overflowed, to preserve the
16340 (round_up): Provide an efficient implementation when rouding-up an
16341 INTEGER_CST to a power-of-two.
16343 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16345 * doc/sourcebuild.texi: Add comma for clarity.
16346 * doc/extend.texi: Fix some typos.
16347 * doc/passes.texi: Likewise.
16348 * doc/cppinternals.texi: Likewise.
16349 * doc/c-tree.texi: Likewise.
16350 * doc/tree-ssa.texi: Likewise.
16351 * doc/install.texi: Likewise.
16353 2007-01-27 Jan Hubicka <jh@suse.cz>
16355 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
16356 (pass_sra): Do not require alias information.
16357 * passes.c (init_optimization_passes): Add SRA
16359 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
16361 * tracer.c (rest_of_handle_tracer): We already cleaned
16362 up the CFG in tracer() so don't do it here again.
16363 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
16364 cleanup_cfg here, either. And don't call renumber_insns.
16366 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
16367 and BB_HEAD are in the insn stream here. Instead make sure
16368 that BB_INSN is valid on all insns. Also, do check here that
16369 there are no pending branch predictions...
16370 (rtl_verify_flow_info): ...instead of doing it here. Checks
16371 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
16374 2007-01-26 Roger Sayle <roger@eyesopen.com>
16376 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
16377 function to simplify/factorize operand order canonicalization.
16378 (ix86_fixup_binary_operands): Reorganize using the above function.
16379 (ix86_binary_operator_ok): Likewise.
16381 2007-01-27 Jakub Jelinek <jakub@redhat.com>
16383 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
16384 file scope from optimize_attrs.
16385 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
16387 (optimize_attrs): Clear insn_code_values after freeing it.
16389 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16391 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
16392 a parts.base assignment.
16394 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
16396 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
16397 (compute_subscript_distance, initialize_data_dependence_relation,
16398 finalize_ddr_dependent, analyze_ziv_subscript,
16399 analyze_siv_subscript_cst_affine,
16400 compute_overlap_steps_for_affine_univar,
16401 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
16402 analyze_siv_subscript, analyze_miv_subscript,
16403 analyze_overlapping_iterations, subscript_dependence_tester_1,
16404 compute_self_dependence, free_dependence_relation): Work
16405 with affine_fn instead of chrecs.
16406 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
16407 common_affine_function, affine_function_base,
16408 affine_function_constant_p, affine_fn_op, affine_fn_plus,
16409 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
16410 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
16411 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
16412 (all_chrecs_equal_p): Removed.
16413 * tree-data-ref.h (affine_fn, conflict_function): New types.
16414 (struct subscript): Change type of conflicting_iterations_in_a
16415 and conflicting_iterations_in_b.
16417 2007-01-26 Steve Ellcey <sje@cup.hp.com>
16420 * config/pa/pa.h (TARGET_HPUX_11): New.
16421 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
16422 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
16424 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
16425 Richard Guenther <rguenther@suse.de>
16427 * tree-ssa-structalias.c (solve_graph): Handle case
16428 we merged the variable to another.
16430 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16432 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
16435 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
16436 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
16438 2007-01-25 DJ Delorie <dj@redhat.com>
16440 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
16441 allow changes to modes which don't fit in those registers.
16443 * reload1.c (choose_reload_regs): Check for invalid subregs before
16444 computing their locations, not after.
16446 2007-01-25 Geoffrey Keating <geoffk@apple.com>
16449 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
16450 save Altivec registers in an eh_return function.
16451 (compute_vrsave_mask): Likewise.
16452 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
16453 for saving Altivec registers.
16454 (rs6000_emit_prologue): Don't allocate stack twice in
16455 eh_return function. Correct expected value of altivec_save_offset
16456 when using save_world. Describe save of R0 to stack when using
16457 save_world. Describe stack pointer adjustment when using
16458 save_world. Remove duplicated eh_return parameter register saving.
16459 Update sp_offset variable after save_world.
16460 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
16462 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
16463 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
16466 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16468 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
16470 2007-01-25 Steve Ellcey <sje@cup.hp.com>
16473 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
16474 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
16476 2007-01-25 Richard Guenther <rguenther@suse.de>
16478 * doc/invoke.texi (-Wcoverage-mismatch): Document.
16479 * common.opt (-Wcoverage-mismatch): New warning option.
16480 * coverage.c (get_coverage_counts): Ignore coverage mismatch
16481 if -Wcoverage-mismatch is given.
16483 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
16485 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
16486 (ipcp_driver): Change to static definition.
16487 Add dumping of the ifunctions.
16488 (constant_val_insert): Remove unused parameter. Support for SSA.
16489 (ipcp_propagate_const): Support for SSA.
16490 (ipcp_profile_bb_print): Print only analyzed nodes.
16491 (ipcp_replace_map_create): Remove support for Fortran constant
16493 * ipa-prop.c (ipa_method_modify_stmt,
16494 ipa_callsite_compute_param): Support for SSA.
16495 * ipa-prop.h (ipcp_driver): Remove declaration.
16496 (IS_VALID_TREE_MAP_INDEX): Add define.
16498 2007-01-24 Geoffrey Keating <geoffk@apple.com>
16500 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
16502 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16504 PR middle-end/30447
16505 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
16506 constant argument to cabs and do it without checking for
16507 -funsafe-math-optimizations.
16509 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
16511 * c-common.h (RID_FIRST_CXX0X): New.
16512 (RID_LAST_CXX0X): New.
16513 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
16515 * c.opt (Wc++0x-compat): New.
16516 * doc/invoke.texi (-Wc++0x-compat): Document.
16518 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16520 * builtins.c (fold_builtin_carg): New.
16521 (fold_builtin_1): Use it.
16523 2007-01-24 Jan Hubicka <jh@suse.cz>
16525 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
16527 * ipa-inline.c (initial_insns, max_insns): Delete.
16528 (compute_max_insns): New function.
16529 (cgraph_decide_inlining_of_small_function): Use it; take minimal
16530 amount of insns as base for code growth.
16531 (cgraph_decide_inlining): Make initial_insns local; do not compute
16533 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
16534 * doc/invoke.texi (inline-unit-growth): Update docs.
16536 2007-01-24 Jakub Jelinek <jakub@redhat.com>
16538 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
16539 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
16540 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
16541 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
16542 for CPUs that have PTA_CX16 set.
16544 PR middle-end/27416
16545 * gimplify.c (omp_check_private): New function.
16546 (gimplify_scan_omp_clauses): Use it for
16547 firstprivate/lastprivate/reduction.
16549 PR middle-end/30494
16550 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
16551 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
16553 PR middle-end/30421
16554 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
16555 If lower_lastprivate_clauses emits some statements, append them
16556 to dlist rather than body_p and to body_p append an initializer.
16557 (lower_omp_for): Adjust caller.
16559 2007-01-24 Steve Ellcey <sje@cup.hp.com>
16561 * target.h (globalize_decl_name): New.
16562 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16563 * output.h (default_globalize_decl_name): New.
16564 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
16566 (globalize_decl): Ditto.
16567 (default_globalize_decl_name): New.
16568 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
16569 (ia64_handle_version_id_attribute): New.
16570 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
16571 (ia64_asm_output_external): Use globalize_decl_name instead
16572 of globalize_label.
16573 * doc/extend.texi (version_id): New pragma.
16574 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
16576 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16578 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
16579 _uleb128_t and _Unwind_SWord with _sleb128_t.
16580 * unwind-dw2.c (extract_cie_info, execute_stack_op,
16581 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
16583 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
16584 * unwind-pe.h (read_uleb128, read_sleb128,
16585 read_encoded_value_with_base): Likewise.
16586 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
16588 2007-01-24 Richard Guenther <rguenther@suse.de>
16590 * builtins.c (expand_builtin_cexpi): Get the fndecl
16591 for cexp in the correct way.
16593 2007-01-24 Jan Hubicka <jh@suse.cz>
16595 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
16598 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
16600 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
16601 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
16602 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
16603 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
16604 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
16605 __SIZEOF_PTRDIFF_T__.
16606 * doc/cpp.texi: Documentation for the new builtin macros added.
16608 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
16610 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
16611 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
16612 instead of operands[2] to avoid access past the end of array.
16614 2007-01-24 Richard Sandiford <richard@codesourcery.com>
16616 * reload1.c (emit_reload_insns): Pass the reload register
16617 for a non-spill output reload through forget_old_reloads_1.
16619 2007-01-23 Joseph Myers <joseph@codesourcery.com>
16621 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
16622 _SOFT_DOUBLE if doubles use software floating-point.
16623 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
16624 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16625 * config/rs6000/darwin-ldouble.c: Also compile functions for
16626 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
16627 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
16628 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
16629 commented-out long double override.
16630 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
16631 * config/rs6000/eabispe.h: Likewise.
16632 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
16633 long double for non-SPE.
16634 (rs6000_handle_option): Likewise.
16635 (invalid_e500_subreg): Disallow more subregs involding DImode,
16636 DFmode, TImode or TFmode.
16637 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
16639 (legitimate_lo_sum_address_p): Also check for TFmode for E500
16641 (rs6000_legitimize_address): Also handle TFmode for E500 double.
16642 (rs6000_legitimize_reload_address): Also handle TFmode for E500
16644 (rs6000_legitimate_address): Also check for TFmode for E500
16646 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
16647 (spe_build_register_parallel): Handle TFmode and TCmode.
16648 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
16650 (function_arg): Handle TFmode and TCmode for E500 double.
16651 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
16653 (print_operand): Handle TFmode and TImode for %y.
16654 (rs6000_generate_compare): Handle TFmode comparisons for E500
16656 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
16657 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
16658 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
16659 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
16660 TFmode for E500 double.
16661 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
16662 (floatsidf2): Enable for E500 double.
16663 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16664 (extenddftf2): Change to extenddftf2_fprs.
16665 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16666 depending on TARGET_E500_DOUBLE.
16667 (extendsftf2): Enable for E500 double.
16668 (trunctfdf2): Enable for E500 double.
16669 (trunctfsf2): Change to trunctfsf2_fprs.
16670 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16671 depending on TARGET_E500_DOUBLE.
16672 (floatsitf2): Enable for E500 double.
16673 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16674 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16675 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16676 (negtf2): Change to negtf2_internal.
16677 (negtf2): New expander.
16678 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16679 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16680 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16681 (movdi_internal32): Use rs6000_nonimmediate_operand.
16682 (unnamed splitter): Likewise.
16683 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16684 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16685 (SPE64TF, DITI): New mode macros.
16686 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16689 (frob_<mode>_di_2): New.
16690 (frob_tf_di_8_2): New.
16691 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16693 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16695 (frob_ti_<mode>_8_2): New.
16696 (frob_ti_tf_2): New.
16697 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16698 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16700 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16701 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16702 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16703 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16704 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16705 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16708 2007-01-23 Ian Lance Taylor <iant@google.com>
16710 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16712 (OBJS-archive): Reformat, alphabetize.
16713 (OBJS): Change out_object_file to OBJS-md.
16715 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16717 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16718 JUMP_P and CALL_P predicates where applicable.
16719 * config/i386/i386.c: Ditto.
16720 * config/i386/i386.md: Ditto.
16721 * config/i386/mmx.md: Ditto.
16722 * config/i386/predicates.md: Ditto.
16724 2007-01-22 Andreas Schwab <schwab@suse.de>
16726 * config/m68k/m68k.h: Fix comment.
16728 2007-01-22 Jan Hubicka <jh@suse.cz>
16730 * passes.c (init_optimization_passes): Do not rerun
16731 pass_early_warn_uninitialized.
16733 2007-01-22 Richard Guenther <rguenther@suse.de>
16735 PR tree-optimization/30038
16736 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16738 (execute_cse_sincos_1): Likewise.
16739 (execute_cse_sincos): Likewise.
16740 (gate_cse_sincos): Likewise.
16741 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16742 the cexpi() canonicalization of sincos().
16743 * tree-pass.h (pass_cse_sincos): Declare.
16744 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16746 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16748 PR rtl-optimization/29329
16749 * combine.c (replaced_rhs_insn): Rename to i2mod.
16750 (replaced_rhs_value): Rename to i2mod_new_rhs.
16751 (i2mod_old_rhs): New global variable.
16752 (combine_instructions): Adjust for above change. Save a copy of
16753 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16754 note are substituted in the second instruction.
16755 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16756 ditch the note if it pertains to the second eliminated register
16757 and this register is mentioned in i2mod_old_rhs.
16760 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16762 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16763 the insn to which the note was originally attached.
16765 2007-01-21 Jan Hubicka <jh@suse.cz>
16767 * ipa-inline.c (inlining_mode): Comment, move up.
16768 (cgraph_decide_inlining_incrementally): Do not perform inlining
16769 itself; fix handling of flattening of self recursive functions.
16770 (cgraph_find_cycles): Remove.
16771 (cgraph_flatten_node): Remove.
16772 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16773 (try_inline): New function.
16774 (cgraph_early_inlining): Update call of
16775 cgraph_decide_inlining_incrementally. Apply inlining here.
16776 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16778 2007-01-21 Dirk Mueller <dmueller@suse.de>
16781 * tree-vrp.c (check_array_bounds): do not warn
16782 about ADDR_EXPR's of ARRAY_REF's which are immediately
16783 used in binary expressions.
16785 2007-01-21 Ira Rosen <irar@il.ibm.com>
16787 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16788 read_write_dep and macros for its access.
16789 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16790 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16791 argument, call vect_check_interleaving for every independent pair of
16792 data-refs. Mark loads that access the same memory location as a store
16794 (vect_check_dependences): Remove.
16795 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16796 call, fix the call to vect_analyze_data_ref_dependence.
16797 (vect_analyze_data_ref_access): For statements that access the same
16798 data-ref, check that they are not stores; for loads, check that there
16799 is no store that access the same location.
16801 2007-01-20 Roger Sayle <roger@eyesopen.com>
16802 Joseph Myers <joseph@codesourcery.com>
16804 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16805 (-fdump-rtl-stack): Likewise.
16806 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16807 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16808 (-mpt-fixed): Use @minus{} for minus sign.
16809 (Using Precompiled Headers): Fix under/overfull hbox.
16811 2007-01-20 Jan Hubicka <jh@suse.cz>
16813 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16814 place within annotation.
16816 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16818 * pa.c (output_move_double): Change array size of xoperands to 4.
16820 2007-01-20 Jan Hubicka <jh@suse.cz>
16822 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16825 2007-01-19 Ian Lance Taylor <iant@google.com>
16827 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16828 constant to unsigned HOST_WIDE_INT before negating.
16830 2007-01-19 Ian Lance Taylor <iant@google.com>
16832 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16834 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16835 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16836 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16837 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16838 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16839 (realloc_vdef, realloc_vuse): Change second parameter to
16841 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16842 fields to unsigned.
16843 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16844 unsigned. Change x and lim locals to unsigned.
16845 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16847 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16848 (copy_virtual_operands): Change i and n locals to unsigned.
16850 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16852 PR middle-end/29335
16853 * builtins.c (fold_builtin_1): Handle builtin fdim.
16855 2007-01-20 Jan Hubicka <jh@suse.cz>
16857 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16858 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16859 init_alias_heapvars.
16860 (init_alias_heapvars): Initialize only when not already initialized.
16861 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16863 2007-01-19 Roger Sayle <roger@eyesopen.com>
16865 * common.opt (fsigned-zeros): New command line option.
16866 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16867 of flag_unsafe_math_optimizations.
16868 * opts.c (set_fast_math_flags): The -ffast-math command line option
16869 implies -fno-signed-zeros.
16870 (fast_math_flags_set_p): Likewise.
16872 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16873 the documentation of -ffast-math appropriately. Wrap long lines.
16875 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16877 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16878 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16880 2007-01-19 Tomas Bily <tbily@suse.cz>
16882 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16884 (tree_init_ic_make_global_vars): New function
16885 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16886 (tree_gen_ic_profiler): New function
16887 (tree_gen_ic_func_profiler): New function
16888 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16889 (tree_profile_hooks): Added hook for indirec/virtual calls
16890 * value-prof.c (tree_find_values_to_profile): New case for
16892 (tree_values_to_profile): Call for determining indirect/virtual
16894 (tree_indirect_call_to_profile): New function
16895 (tree_ic_transform): New function
16896 (tree_ic): New function
16897 (find_func_by_pid): New function
16898 (init_pid_map): New function
16899 (tree_value_profile_transformations): Added check for
16900 indirect/virtual call transformation
16901 * value-prof.h (enum hist_type): New counter type for
16902 indirect/virtual calls
16903 (profile_hooks): Added new hook for profiling indirect/virtual
16905 * profile.c (instrument_values): New case for indirect/virtual
16907 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16908 (GCOV_COUNTER_V_INDIR): New counter type
16909 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16910 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16912 * cgraph.c: Definition of cgraph_max_pid
16913 (cgraph_create_node): Default init of pid attribute
16914 * cgraph.h: Declaration of cgraph_max_pid
16915 (struct cgraph_node): Added pid attribute
16916 * libgcov.c (__gcov_indirect_call_profiler): New function
16917 (__gcov_one_value_profiler_body): New function
16918 (__gcov_one_value_profiler): Body was moved to
16919 __gcov_one_value_profiler_body and calls it
16921 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16923 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16924 * gengtype.c (write_types_data, write_func_for_structure,
16925 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16926 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16927 (walk_type, write_func_for_structure): Generate the mark_hook if
16930 2007-01-19 Jan Hubicka <jh@suse.cz>
16932 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16933 'early' argument take inlining mode argument specifying whether to
16934 inline for size/speeed or all functions; add support for flattening;
16936 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16938 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16941 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16942 the name of the declared identifier.
16944 2007-01-19 Dirk Mueller <dmueller@suse.de>
16946 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16947 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16948 duplicate evaluation.
16950 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16952 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16953 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16954 to XFMode, use acosxf2 and truncate result to requested mode.
16955 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16956 (asin<mode>2): Similarly, with asin expanders.
16957 (*fscalexf4_i387): Rename from *fscalexf4.
16958 (expNcorexf3): New expander.
16959 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16960 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16961 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16962 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16963 patterns for SSE math.
16964 (exp10<mode>2): Similarly, with exp10 expanders.
16965 (exp2<mode>2): Similarly, with exp2 expanders.
16966 (expm1<mode>2): Similarly, with expm1 expanders.
16967 (ldexp<mode>3): Similarly, with ldexp expanders.
16968 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16969 Use gen_truncxf<mode>2_i387_noop to truncate result.
16971 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16973 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16974 for ColdFire targets.
16976 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16977 Richard Sandiford <richard@codesourcery.com>
16979 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16980 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16981 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16982 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16983 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16984 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16986 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16988 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16989 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16990 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16991 (*adddi_dilshr32_cf): New pattern.
16992 (adddi3, subdi3): Remove first alternatives.
16994 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16996 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16997 implemented using move.l, do not use its cc result for floating-point
17000 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17002 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
17003 from accepting 's' constraints if flag_pic.
17005 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17007 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
17008 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
17009 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
17010 condition from TARGET_68881 to TARGET_HARD_FLOAT.
17012 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
17014 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
17015 ColdFire alternatives.
17016 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
17017 * config/m68k/m68k.md (clzsi2): Define for ColdFire
17018 architectures that support ff1 instruction.
17020 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17021 Julian Brown <julian@codesourcery.com>
17023 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
17024 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
17025 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
17028 2007-01-19 Richard Sandiford <richard@codesourcery.com>
17030 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
17032 (output_move_const_into_data_reg, output_move_simode_const): Delete.
17033 * config/m68k/m68k.c (const_method, const_int_cost): Take a
17034 HOST_WIDE_INT instead of an rtx.
17035 (m68k_rtx_costs): Update call accordingly.
17036 (output_move_const_into_data_reg): Likewise. Fix formatting.
17037 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
17039 (output_move_simode_const): Update calls after above changes.
17040 Rework to use automatic variables and predicates like MEM_P.
17041 * config/m68k/m68k.md (pushexthisi_const): Update call to
17044 2007-01-19 Dirk Mueller <dmueller@suse.de>
17046 * tree-ssa-alias.c (perform_var_substitution): Fix typo
17047 in dump_flags test.
17049 2007-01-19 Richard Guenther <rguenther@suse.de>
17051 * builtins.c (expand_builtin_cexpi): Fall back to expanding
17052 via cexp in case sincos is not available.
17054 2007-01-19 Richard Guenther <rguenther@suse.de>
17056 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
17057 * defaults.h (TARGET_HAS_SINCOS): Default to off.
17058 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
17059 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
17060 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
17061 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
17062 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
17063 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
17065 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
17067 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
17069 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
17070 (atan2xf3): Directly generate RTL pattern.
17071 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
17072 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17073 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17074 disable patterns for SSE math.
17075 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
17076 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
17077 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17078 disable patterns for SSE math.
17080 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
17082 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
17084 2007-01-18 Roger Sayle <roger@eyesopen.com>
17086 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
17087 VIEW_CONVERT_EXPR to the same type as it's operand.
17089 2007-01-18 David Edelsohn <edelsohn@gnu.org>
17091 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
17092 configured for long double 128.
17094 2007-01-18 Mike Stump <mrs@apple.com>
17096 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
17099 2007-01-18 Michael Meissner <michael.meissner@amd.com>
17101 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
17104 2007-01-18 Jan Hubicka <jh@suse.cz>
17106 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
17107 greater than NUM_VOP_FREE_BUCKETS.
17109 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
17111 * tree-ssa-structalias.c: Update comments.
17112 (ptabitmap_obstack): Removed.
17113 (pta_obstack): New.
17114 (oldpta_obstack): Ditto.
17115 (stats): Add a few members.
17116 (struct variable_info): Remove node, complex, address_taken, and
17117 indirect_target members. Add oldsolution member.
17118 (new_var_info): Do not initialize removed members.
17119 (constraint_expr_type): Remove INCLUDES.
17120 (constraint_graph): Add size, implicit_preds, rep,
17121 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
17122 (FIRST_REF_NODE): New macro.
17123 (LAST_REF_NODE): Ditto.
17124 (FIRST_ADDR_NODE): Ditto.
17125 (find): New function.
17127 (dump_constraint): Do not handle INCLUDES.
17128 (insert_into_complex): Do not insert duplicate constraints.
17129 (condense_varmap_nodes): Renamed and rewritten into ...
17130 (merge_node_constraints): This. Also fix bug in handling of
17131 offseted copy constraints.
17132 (clear_edges_for_node): No longer need to deal with preds at all,
17133 or removing associated preds/succs.
17134 (merge_graph_nodes): Deal with indirect_cycles.
17135 Don't deal with predecessors.
17136 (add_implicit_graph_edge): New function.
17137 (add_pred_graph_edge): Ditto.
17138 (add_graph_edge): Don't deal with predecessors.
17139 (build_constraint_graph): Removed.
17140 (build_pred_graph): New function.
17141 (build_succ_graph): Ditto.
17142 (struct scc_info): Removed in_component. Added roots, dfs, and
17143 node_mapping. Remove visited_index, unification_queue.
17144 (scc_visit): Deal with union-find we do now.
17145 Deal with cycles with REF nodes.
17146 (collapse_nodes): Renamed and rewritten to ...
17147 (unify_nodes): This.
17148 (process_unification_queue): Removed.
17149 (topo_visit): Cleanup
17150 (do_da_constraint): Use find.
17151 (do_sd_constraint): Ditto.
17152 (do_ds_constraint): Ditto.
17153 (do_complex_constraint): Ditto.
17154 (init_scc_info): Update for removed and added members.
17155 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
17156 (find_indirect_cycles): This.
17157 (equivalence_class): New variable.
17158 (label_visit): New function.
17159 (perform_variable_substitution): Rewritten.
17160 (free_var_substitution_info): New function.
17161 (find_equivalent_node): Ditto.
17162 (move_complex_constraints): Ditto.
17163 (eliminate_indirect_cycles): Ditto.
17164 (solve_graph): Only propagate changed bits.
17165 Use indirect cycle elimination.
17167 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
17168 (tree_id_eq): Renamed to ...
17169 (tree_vi_eq): This. Update for member change
17170 (insert_id_for_tree): Renamed and rewritten to ...
17171 (insert_vi_for_tree): This.
17172 (lookup_id_for_tree): Renamed and rewritten to ...
17173 (lookup_vi_for_tree): This.
17174 (get_id_for_tree): Renamed and rewritten to ...
17175 (get_vi_for_tree): Ditto.
17176 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
17177 (process_constraint): Don't handle INCLUDES.
17178 Remove special ADDRESSOF case.
17179 (find_func_aliases): Rewrite to use vi functions instead of id
17181 (create_function_info_for): Ditto.
17182 (create_variable_info_for): Ditto.
17183 (intra_create_variable_infos): Ditto.
17184 (merge_smts_into): Ditto.
17185 (find_what_p_points_to): Ditto.
17186 (init_base_vars): Ditto.
17187 (init_alias_vars): Ditto.
17188 (remove_preds_and_fake_succs): New function.
17189 (dump_sa_points_to_info): Dump new stats.
17190 (dump_solution_for_var): Use find.
17191 (set_used_smts): Fix formatting.
17192 (compute_points_to_sets): Updated for new functions.
17193 (ipa_pta_execute): Ditto.
17195 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17196 Richard Sandiford <richard@codesourcery.com>
17198 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
17200 * calls.c (expand_call): If the return value is a PARALLEL,
17201 extract its first member.
17202 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
17203 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17204 use FUNCTION_EXTRA_EPILOGUE.
17205 (m68k_function_value): Return a PARALLEL if the return value
17206 is of a pointer type.
17207 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
17208 (FUNCTION_EXTRA_EPILOGUE): Remove.
17209 * config/m68k/m68k.md (D0_REG): New constant.
17211 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17213 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
17214 output a NOP for empty epilogues.
17216 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17218 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
17219 before function. Extend register save check to include all
17220 registers, not just integer ones.
17222 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17224 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
17225 (m68k_use_return_insn): ...this.
17226 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
17227 * config/m68k/m68k.c (use_return_insn): Rename to...
17228 (m68k_use_return_insn): ...this.
17229 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
17230 of USE_RETURN_INSN.
17232 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17234 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
17235 nearest even, fix denormal rounding overflow.
17237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17239 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
17240 f%$smove and f%$move.
17241 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
17242 (extendsfdf2_cf): Use fdmove instead of f%&move.
17243 (truncdfsf2_cf): Use fsmove instead of f%$smove.
17244 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
17246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17248 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
17251 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17253 * real.h (real_format): Add a canonical_nan_lsbs_set field.
17254 (coldfire_single_format): Declare.
17255 (coldfire_double_format): Likewise.
17256 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
17257 of qnan_msb_set to determine the lower bits of a canonical
17259 (encode_ieee_double): Likewise.
17260 (encode_ieee_quad): Likewise.
17261 (ieee_single_format): Initialize canonical_nan_lsbs_set.
17262 (mips_single_format): Likewise.
17263 (ieee_double_format): Likewise.
17264 (mips_double_format): Likewise.
17265 (ieee_extended_motorola_format): Likewise.
17266 (ieee_extended_intel_96_format): Likewise.
17267 (ieee_extended_intel_128_format): Likewise.
17268 (ieee_extended_intel_96_round_53_format): Likewise.
17269 (ibm_extended_format): Likewise.
17270 (mips_extended_format): Likewise.
17271 (ieee_quad_format): Likewise.
17272 (mips_quad_format): Likewise.
17273 (vax_f_format): Likewise.
17274 (vax_d_format): Likewise.
17275 (vax_g_format): Likewise.
17276 (i370_single_format): Likewise.
17277 (i370_double_format): Likewise.
17278 (decimal_single_format): Likewise.
17279 (decimal_double_format): Likewise.
17280 (decimal_quad_format): Likewise.
17281 (c4x_single_format): Likewise.
17282 (c4x_extended_format): Likewise.
17283 (real_internal_format): Likewise.
17284 (coldfire_single_format): New real_format.
17285 (coldfire_double_format): Likewise.
17286 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
17287 canonical_nan_lsbs_set.
17288 (pdp11_d_format): Likewise.
17289 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
17290 if TARGET_COLDFIRE_CPU.
17292 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17294 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
17295 (output_call, m68k_legitimize_call_address): Declare.
17296 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
17297 parenthesees. Add support for a 'W' constraint.
17298 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
17299 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
17300 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
17301 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
17303 (override_options): Initialize them. Do not set flag_no_function_cse
17304 for TARGET_ID_SHARED_LIBRARY.
17305 (m68k_output_pic_call): Delete.
17306 (m68k_legitimize_call_address): New function.
17307 (print_operand): Remove the %o prefix. Handle the %p prefix.
17308 (output_call): New function.
17309 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
17310 target address from the GOT if symbolic jumps are not allowed.
17311 * config/m68k/m68k.md (call, general_operand): Do not set
17312 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
17313 Merge separate flag_pic and !flag_pic define_insns into...
17314 (*call, *call_value): ...these new patterns. Match the address
17315 rather than the containing MEM and require it to be a call_operand.
17316 Use output_call to generate the asm template.
17317 * config/m68k/predicates.md (const_call_operand): New predicate.
17318 (call_operand): Likewise.
17320 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17322 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
17323 (STACK_GROWS_DOWNWARD): Define to 1.
17324 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
17325 comments, emphasizing that these values are only defaults.
17326 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
17327 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
17329 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17331 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
17333 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
17334 Richard Sandiford <richard@codesourcery.com>
17336 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
17337 (FP_REGNO_P): New macros.
17338 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
17339 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
17340 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
17341 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
17343 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17345 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17346 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
17348 * config/m68k/t-floatlib: New file, extracting common code from...
17349 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
17350 * config/m68k/t-uclinux: Here.
17351 * config/m68k/fpgnulib.c: Do not compile extendeed precision
17352 routines on ColdFire targets.
17354 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
17356 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17357 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
17358 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
17359 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
17360 explicitly set MOTOROLA to 1.
17361 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
17363 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17364 Nathan Sidwell <nathan@codesourcery.com>
17366 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
17367 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
17368 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
17369 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
17370 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
17371 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
17372 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
17373 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
17374 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
17375 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17376 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
17377 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
17378 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
17379 (DBX_REGISTER_NUMBER): Delete.
17380 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
17381 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
17382 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
17384 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17386 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
17387 * config/flat.h: New file.
17388 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
17389 OBJECT_FORMAT_FLAT.
17390 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
17391 indirect references for -msep-data or -mid-shared-library.
17392 Do not use PC-relative code addresses either.
17393 * config/m68k/m68k.c (override_options): Restrict -fPIC error
17395 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
17396 for shared libraries and crt1.o for executables. Use crti.o and
17398 (ENDFILE_SPEC): Use crtend.o and crtn.o.
17399 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
17400 Do not add -elf2flt or -shared-lib-id options here.
17401 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
17402 Pass -shared-lib-id if -mid-shared-library, taking the library
17403 identifier from -mshared-library-id if given, otherwise
17405 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
17406 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
17407 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
17408 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
17409 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
17410 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
17412 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
17413 jump sequence for ISA A and ISA A+.
17414 (PICJUMP): Likewise.
17416 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17418 * config.gcc (m68k-*-uclinux*): Base the port on the common
17419 and m68k GNU/Linux files rather than on the generic ELF ones.
17420 * config/m68k/uclinux.h (TARGET_VERSION): Override.
17421 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
17423 2007-01-18 Julian Brown <julian@codesourcery.com>
17424 Richard Sandiford <richard@codesourcery.com>
17426 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
17427 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17428 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
17430 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
17431 80 unconditionally.
17432 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
17434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
17436 * doc/install.texi: Document m68k-uclinuxoldabi.
17437 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
17438 * config/m68k/uclinux-oldabi.h: New file, copied from
17439 config/m68k/uclinux.h.
17441 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
17443 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
17444 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
17445 (m32r_compute_frame_size): Use unsigned for regno.
17446 (m32r_reload_lr): Use gen_frame_mem.
17448 (m32r_output_function_epilogue): Don't output the function epilogue
17450 (m32r_expand_epilogue): New.
17451 (direct_return): Return false if the function has the interrupt
17453 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
17454 * config/m32r/m32r.md (epilogue): New expander.
17455 (return_lr, return_rte): New insns.
17456 (return): Make it expander.
17457 (return_normal): New expander.
17459 2007-01-18 Josh Conner <jconner@apple.com>
17462 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
17463 support for UNLE, UNLT, UNGE, and UNGT.
17465 2007-01-18 Jan Hubicka <jh@suse.cz>
17467 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
17468 * tree-tailcall (add_virtual_phis): Likewise.
17469 (optimize_tail_call): Return TODOs.
17470 (execute_tail_calls): Return TODOs.
17471 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
17472 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
17474 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
17475 Cleanup cfg using TODO.
17476 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
17477 * passes.c (execute_function_todo): When cleanup did something, remove
17479 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
17480 (make_edges): Don't cleanup_cfg.
17482 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
17484 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
17485 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
17486 operate on the top of stack.
17487 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
17488 register handling of instructions that output to the second
17490 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
17491 (move_for_stack_reg): Special-case check for dead destination
17492 stack slot for constant load of 1.0 inside UNSPEC_TAN.
17494 * config/i386/i386.md (UNSPEC_TAN): New constant.
17495 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
17496 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
17497 to correctly model move of constant 1.0 to top stack slot.
17498 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
17499 (unnamed peephole2 pattern): Remove corresponding peephole2
17500 pattern that optimizes tan insn and loading of constant 1.0.
17501 (tanxf2): Use fptanxf4_i387.
17502 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
17503 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
17504 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
17505 disable patterns for SSE math.
17506 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
17507 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
17509 2007-01-18 Dirk Mueller <dmueller@suse.de>
17510 Richard Guenther <rguenther@suse.de>
17513 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
17514 * common.opt (Warray-bounds): Add new warning option.
17515 * c-opts.c (c_common_handle_option): Define -Warray-bounds
17517 * Makefile.in: make tree-vrp.o depend on toplev.h
17518 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
17520 (check_array_refs, check_array_bounds, check_array_ref): New.
17522 2007-01-18 Jan Hubicka <jh@suse.cz>
17524 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
17525 (execute_ssa_ccp): Return flags conditionally.
17526 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
17528 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
17530 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
17532 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
17533 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
17535 * Makefile.c (GTFILES): Add cfglayout.h.
17536 * gengtype.c (open_base_files): Likewise.
17537 * cfglayout.c (cfg_layout_function_footer,
17538 cfg_layout_function_header) Reindent to make gengtype happy.
17539 * cfglayout.h (cfg_layout_function_footer,
17540 cfg_layout_function_header): Add GTY(()) marker.
17542 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
17544 2007-01-18 Ben Elliston <bje@au.ibm.com>
17546 * genautomata.c (write_automata): Include xstrerror output in the
17547 error message if writing the DFA description file fails.
17549 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
17551 * config/mips/mips-protos.h (mips_output_external): Make it
17553 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
17554 * config/mips/mips.c (irix_output_external_libcall): Likewise.
17555 (extern_list): Likewise.
17556 (extern_head): Likewise.
17557 (TARGET_ASM_FILE_END): Likewise.
17558 (mips_file_end): Likewise.
17559 (mips_output_external): Rewritten.
17561 2007-01-18 Ben Elliston <bje@au.ibm.com>
17563 * genpreds.c (write_insn_preds_c): Only write out the function
17564 body for regclass_for_constraint if we have register constraints.
17566 2007-01-17 Tom Tromey <tromey@redhat.com>
17568 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
17569 * doc/install.texi (Testing): Use sourceware.org.
17570 (Binaries): Likewise.
17571 (Specific): Likewise.
17572 * doc/contrib.texi (Contributors): Use sourceware.org.
17574 2007-01-17 Anatoly Sokolov <aesok@post.ru>
17576 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
17577 (AVR_ENHANCED): Rename to ...
17578 (AVR_HAVE_MUL): ... new.
17579 (avr_enhanced_p): Rename to ...
17580 (avr_have_mul_p): ... new.
17581 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
17582 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
17583 * config/avr/avr.c (avr_enhanced_p): Rename to ...
17584 (avr_have_mul_p): ... new.
17585 (base_arch_s): Rename 'enhanced' to 'have_mul'.
17586 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
17587 'avr_enhanced_p' and 'enhanced'.
17588 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
17589 AVR_HAVE_MUL instead of AVR_ENHANCED.
17590 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17591 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
17592 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
17593 instead of AVR_ENHANCED.
17594 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
17595 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
17596 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
17598 2007-01-17 Ian Lance Taylor <iant@google.com>
17600 * vec.h (VEC_reserve_exact): Define.
17601 (vec_gc_p_reserve_exact): Declare.
17602 (vec_gc_o_reserve_exact): Declare.
17603 (vec_heap_p_reserve_exact): Declare.
17604 (vec_heap_o_reserve_exact): Declare.
17605 (VEC_OP (T,A,reserve_exact)): New static inline function, three
17607 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
17608 negative parameter.
17609 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
17610 (VEC_OP (T,A,copy)) [all versions]: Likewise.
17611 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
17612 * vec.c (calculate_allocation): Add exact parameter. Change all
17614 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
17615 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
17616 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
17617 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
17618 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
17619 (vec_heap_p_reserve_exact): New function.
17620 (vec_heap_o_reserve_exact): New function.
17622 2007-01-17 Jan Hubicka <jh@suse.cz>
17624 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
17626 2007-01-17 Eric Christopher <echristo@apple.com>
17628 * config.gcc: Support core2 processor.
17630 2007-01-16 Jan Hubicka <jh@suse.cz>
17632 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
17633 the names, just unlink the chain so we don't crash on dangling
17637 2007-01-16 Jan Hubicka <jh@suse.cz>
17639 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
17640 * tree-pass.h: Reorder to make IPA passes appear toegher.
17641 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
17643 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
17644 parameters, do not call early inliner.
17645 * ipa-inline.c: Update comments. Include tree-flow.h
17646 (cgraph_decide_inlining): Do not compute inlining parameters.
17647 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
17648 be called with function context set up.
17649 (pass_ipa_inline): Remove unreachable functions before pass.
17650 (cgraph_early_inlining): Simplify assuming to be called from the
17652 (pass_early_inline): New pass.
17653 (cgraph_gate_ipa_early_inlining): New gate.
17654 (pass_ipa_early_inline): Turn into simple wrapper.
17655 (compute_inline_parameters): New function.
17656 (gate_inline_passes): New gate.
17657 (pass_inline_parameters): New pass.
17658 (apply_inline): Move here from tree-optimize.c
17659 (pass_apply_inline): New pass.
17660 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
17662 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17663 doing them by hand.
17664 (tree_function_versioning): Do not allocate dummy struct function.
17665 * tree-inline.h (optimize_inline_calls): Update prototype.
17666 * tree-optimize.c (execute_fixup_cfg): Export.
17667 (pass_fixup_cfg): Remove
17668 (tree_rest_of_compilation): Do not apply inlines.
17669 * tree-flow.h (execute_fixup_cfg): Declare.
17670 * Makefile.in (gt-passes.c): New.
17671 * passes.c: Include gt-passes.h
17672 (init_optimization_passes): New passes.
17673 (nnodes, order): New static vars.
17674 (do_per_function_toporder): New function.
17675 (execute_one_pass): Dump current pass here.
17676 (execute_ipa_pass_list): Don't dump current pass here.
17678 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17680 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17681 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17683 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17685 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17686 (strong_alias): Define.
17687 (__gcc_qmul): Provide non-FMA for soft-float.
17688 (__gcc_qdiv): Same.
17693 (__gcc_qunord): New.
17703 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17704 soft-float functions.
17705 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17706 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17707 about long double soft float.
17709 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17710 Tehila Meyzels <tehila@il.ibm.com>
17712 * tree-vectorizer.h (is_pattern_stmt_p): New.
17713 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17714 formatting (tabs instead of spaces). Cleanup and clarify setting
17715 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17716 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17717 (vectorizable_type_demotion): Check that types are integral.
17718 (vectorizable_type_promotion): Likewise.
17719 (vectorizable_store): Fix typo. Eliminate new-line at end of
17722 2007-01-16 Jan Hubicka <jh@suse.cz>
17724 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17727 2007-01-15 Eric Christopher <echristo@apple.com>
17729 * ifcvt.c: Include vec.h, vecprim.h.
17730 (check_cond_move_block): New argument regs.
17731 Reorganize. Add registers used to regs.
17732 (cond_move_process_if_block): Use regs set above as
17735 2007-01-15 Eric Christopher <echristo@apple.com>
17737 * config/darwin.h: Update copyright.
17738 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17739 (LINK_COMMAND_SPEC): Add -u.
17740 (LINK_SPEC): Fix umbrella for above.
17742 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17744 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17747 2007-01-15 Tom Tromey <tromey@redhat.com>
17749 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17750 * doc/install.texi (Testing): Don't mention jacks.
17751 (Configuration): Document --enable-java-maintainer-mode. Move
17752 --with-java-home to libgcj-specific section. Document
17754 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17756 2007-01-15 Jan Hubicka <jh@suse.cz>
17758 * tree-ssa-dce.c (DCE_TODOs): New.
17759 (propagate_necessity): Return if something changed.
17760 (eliminate_unnecessary_stmts): Likewise.
17761 (perform_tree_ssa_dce): Return TODO flags when needed.
17762 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17764 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17766 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17767 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17768 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17769 patterns using X87MODEF12 mode macro. Extend operand 1
17770 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17771 (log10<mode>2): Ditto.
17772 (log2<mode>2): Ditto.
17773 (log1p<mode>2): Ditto.
17774 (logb<mode>2): Ditto.
17775 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17776 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17777 (*fxtractxf3_i387): Rename from *fxtractxf3.
17778 (fxtract_extend<mode>xf3_i387): New insn pattern.
17779 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17780 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17781 and gen_fyl2xxf3_i387().
17783 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17785 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17786 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17787 get_loop_exit_edges. Changed return type to bool.
17788 * cfgloop.h (fix_loop_placement): Declaration removed.
17790 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17792 * param.h (MIN_VECT_LOOP_BOUND): New.
17793 * params.def (MIN_VECT_LOOP_BOUND): New.
17794 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17795 argument - minimum threshold for number of iterations.
17796 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17797 argument to declaration.
17798 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17799 MIN_VECT_LOOP_BOUND.
17800 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17801 slpeel_tree_peel_loop_to_edge with additional argument.
17802 (vect_do_peeling_for_alignment): Likewise.
17803 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17805 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17808 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17809 operands of size 1.
17811 2007-01-14 Jan Hubicka <jh@suse.cz>
17813 * tree-dfa.c (remove_referenced_var): New function.
17814 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17815 prune referenced vars list too.
17816 * tree-flow.h (remove_referenced_var): Declare.
17818 2007-01-14 Jan Hubicka <jh@suse.cz>
17820 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17822 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17823 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17824 * except.h (verify_eh_throw_table_statements): Kill prototype.
17825 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17826 into call exrepssions.
17827 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17829 * tree-cfg.c: Include pointer-set.h.
17830 (verify_node_sharing): Work on pointer set.
17831 (verify_eh_throw_stmt_node): New.
17832 (verify_stmts): Use pointers sets, verify throw_stmt.
17834 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17836 * ipa-reference.c (analyze_function): Consider also addresses taken
17839 2007-01-12 Roger Sayle <roger@eyesopen.com>
17841 * c-typeck.c (null_pointer_constant_p): Replace use of
17842 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17843 (build_c_cast): Likewise.
17845 2007-01-12 Roger Sayle <roger@eyesopen.com>
17847 * tree.h (force_fit_type_double): Remove unused final argument.
17848 * c-common.c (constant_expression_warning): Replace use of
17849 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17850 (convert_and_check): Likewise.
17851 (shorten_compare): Update call to force_fit_type_double.
17852 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17853 * convert.c (convert_to_pointer): Update call to
17854 force_fit_type_double.
17855 * fold-const.c (force_fit_type_double): Remove overflowed_const
17857 (int_const_binop, fold_convert_const_int_from_int,
17858 fold_convert_const_int_from_real, fold_div_compare,
17859 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17860 fold_abs_const, fold_not_const): Remove the final argument from
17861 calls to force_fit_type_double.
17863 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17865 * configure.ac: Set insn to "nop" for spu-*-* also.
17866 * configure: Regenerate.
17868 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17870 * builtins.def : Add BUILT_IN_FREE.
17872 2007-01-12 Jan Hubicka <jh@suse.cz>
17874 PR tree-optimization/30443
17875 * tree-inline.c (tree_function_versioning): Do not optimize when
17876 cloning for inlining.
17878 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17880 * doc/loop.texi: Document recording of loop exits.
17881 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17882 (update_single_exits_after_duplication,
17883 update_single_exit_for_duplicated_loop,
17884 update_single_exit_for_duplicated_loops): Removed.
17885 (duplicate_loop_to_header_edge): Do not call
17886 update_single_exits_after_duplication and
17887 update_single_exit_for_duplicated_loops.
17888 (loop_version): Do not update single_exit information.
17889 (fix_loop_structure): Use record_loop_exits instead of
17890 mark_single_exit_loops.
17891 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17892 the lists of loop exits.
17893 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17894 split_edge, merge_blocks): Update the lists of loop exits.
17895 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17896 loop_optimizer_init.
17897 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17898 of mark_single_exit_loops.
17899 (loop_optimizer_finalize): Call release_recorded_exits.
17900 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17901 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17902 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17903 update single exit information.
17904 * lambda-code.c (perfect_nestify): Ditto.
17905 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17906 (mark_single_exit_loops): Removed.
17907 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17908 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17909 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17911 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17912 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17913 (verify_loop_structure): Verify consistency of the exit lists.
17914 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17915 (set_single_exit): Removed.
17916 * cfgloop.h (struct loop_exit): New function.
17917 (struct loop): single_exit_ field replaced by exits field.
17918 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17919 LOOPS_HAVE_RECORDED_EXITS.
17920 (struct loops): Added exits hash.
17921 (mark_single_exit_loops, set_single_exit): Declaration removed.
17922 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17924 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17926 * doc/invoke.texi: Avoid use of @headitem.
17928 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17930 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17932 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17934 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17937 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17938 Richard Sandiford <richard@codesourcery.com>
17940 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17941 * config/m68k/m68k.opt: Resort options.
17942 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17944 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17945 Richard Sandiford <richard@codesourcery.com>
17947 * doc/invoke.texi: Document the macros that are defined by
17948 m68k's -mtune and -mhard-float options.
17949 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17950 (m68k_cpp_cpu_family): Likewise.
17951 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17952 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17953 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17954 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17955 (m68k_cpp_cpu_family): Likewise.
17957 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17959 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17960 macros besides mc68000 as tuning macros. Use a switch statement
17961 to set them and mcpu32.
17963 2007-01-12 Julian Brown <julian@codesourcery.com>
17965 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17966 (TARGET_68040_ONLY): Rename to...
17967 (TARGET_68040): ...this.
17968 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17969 * config/m68k/m68k.md: Likewise.
17971 2007-01-12 Julian Brown <julian@codesourcery.com>
17972 Nathan Sidwell <nathan@codesourcery.com>
17973 Richard Sandiford <richard@codesourcery.com>
17975 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17976 the -mcpu= argument associated with the --with-cpu setting.
17977 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17978 if different from the one implied by the -mcpu setting.
17979 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17980 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17981 * doc/invoke.texi: Mention ColdFire in the introduction to the
17982 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17983 -mno-div and -mhard-float options. Make -m68881 a synonym for
17984 -mhard-float. Document the previously-undocumented -m5206e,
17985 -m528x, -m5307 and -m5407 options. Tweak the existing option
17986 documentation for consistency.
17987 * doc/install.texi: Mention new --with-cpu arguments.
17988 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17989 default CPU if neither -mcpu nor -march are specified.
17990 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17991 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17992 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17993 using m68k_tune to decide between families that implement the
17994 same ISA. Use m68k_tune to set __mcfv4e__.
17995 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17996 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17997 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17998 (FL_ISA_C, FL_ISA_MMU): New macros.
17999 (MASK_COLDFIRE): Delete.
18000 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
18001 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
18002 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
18003 (TARGET_HARD_FLOAT): Do not define here.
18004 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
18005 (TUNE_68000): New macro.
18006 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
18007 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
18008 (TUNE_CFV2): Redefine in terms of m68k_tune.
18009 (uarch_type, target_device, fpu_type): New enums.
18010 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
18011 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
18012 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
18013 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
18014 (FL_FOR_isa_c): New macros.
18015 (m68k_isa): New enum.
18016 (m68k_target_selection): New structure.
18017 (all_devices, all_isas, all_microarchs): New tables.
18018 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
18019 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
18020 (MASK_ALL_CPU_BITS): Delete.
18021 (m68k_find_selection): New function.
18022 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
18023 Map the legacy target options to a combination of the new ones.
18024 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
18025 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
18026 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
18028 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
18029 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
18031 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
18032 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
18033 * config/m68k/m68k-devices.def: New file.
18035 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18036 Nathan Sidwell <nathan@codesourcery.com>
18038 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
18039 (SUBTARGET_EXTRA_SPECS): New macros.
18040 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
18041 use %(asm_cpu_spec) instead.
18042 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
18043 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
18044 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
18045 (EXTRA_SPECS): Rename to...
18046 (SUBTARGET_EXTRA_SPECS): ...this.
18048 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
18049 Richard Sandiford <richard@codesourcery.com>
18050 Julian Brown <julian@codesourcery.com>
18052 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
18053 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
18054 to the configuration's default CPU.
18055 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
18056 Remove default masks.
18057 (m680[012]0-*-*): Set the default with_cpu to the first part of
18059 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
18060 (m68k*-*-linux): Extend the --with-cpu handling to...
18061 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
18062 and m68010. Don't set target_cpu_default2.
18063 * doc/install.texi: Document --with-cpu for m68k.
18064 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
18065 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
18066 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
18067 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
18068 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
18069 (ASM_SPEC): Remove use of %(asm_cpu_default).
18070 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
18071 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
18072 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
18073 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
18074 __HAVE_FPU__ if TARGET_HARD_FLOAT.
18075 (TARGET_DEFAULT): Delete.
18076 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
18077 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
18078 (CPP_CPU_SPEC): Delete.
18079 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
18080 the appropriate string.
18081 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
18082 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
18083 (ASM_SPEC): Don't use %(asm_default_spec).
18084 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
18085 TARGET_DEFAULT and add MASK_68881.
18086 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
18088 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18090 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
18091 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
18092 MASK_68010 alongside MASK_68020.
18093 * doc/invoke.texi: Document -m68010.
18094 * config/m68k/m68k.opt (m68010): New.
18095 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
18097 (TUNE_68010): New macro.
18098 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
18099 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
18100 (M68K_CPU_m68332): Add MASK_68010.
18101 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
18102 fallback definition.
18103 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
18105 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
18106 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
18107 to all entries that use MASK_68020.
18108 (output_move_simode_const, output_move_himode, output_move_qimode)
18109 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
18110 instead of TARGET_68020 to select clr behavior. Remove comment
18111 about there being no TARGET_68010.
18112 * config/m68k/m68k.md: Likewise throughout.
18114 2007-01-12 Julian Brown <julian@codesourcery.com>
18116 * config/m68k/m68k.h (TARGET_ISAB): New macro.
18117 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
18118 * config/m68k/m68k.md: Likewise.
18120 2007-01-12 Julian Brown <julian@codesourcery.com>
18122 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
18123 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
18125 2007-01-12 Julian Brown <julian@codesourcery.com>
18127 * config/m68k/m68k.h (TUNE_68040_60): New macro.
18128 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
18129 * config/m68k/m68k.md: Likewise.
18131 2007-01-12 Julian Brown <julian@codesourcery.com>
18132 Richard Sandiford <richard@codesourcery.com>
18134 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
18135 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
18136 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
18138 (TARGET_CPU32): Rename to...
18139 (TUNE_CPU32): ...this.
18140 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
18141 (TUNE_CFV2): New macros.
18142 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
18143 remove conditions that are implied by TARGET_68020.
18144 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
18145 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
18146 (m68k_output_function_epilogue): Likewise.
18147 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
18148 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
18149 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
18150 non-68000 timings. Refactor multiplication and division costs.
18151 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
18152 TUNE_CPU32 instead of TARGET_CPU32.
18153 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
18154 and TUNE_68060 instead of TARGET_68060.
18155 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
18156 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
18158 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
18159 && !TARGET_COLDFIRE" to choose between moveq and clr.
18160 Likewise in the unnamed movsf pattern.
18161 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
18162 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
18165 2007-01-12 Richard Sandiford <richard@codesourcery.com>
18167 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
18168 of tabbing before backslashes.
18170 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18172 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
18173 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
18174 (ASM_OUTPUT_INTERNAL_LABEL): Define.
18176 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18178 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
18179 find_interesting_uses_cond.
18180 (find_interesting_uses_cond): Use extract_cond_operands.
18181 (rewrite_use_compare): Use extract_cond_operands and
18182 force_gimple_operand_bsi. Do not call update_stmt.
18183 (determine_use_iv_cost_condition): Use extract_cond_operands.
18184 Return cheaper of using original bound and changing the exit bound.
18186 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
18188 PR tree-optimization/29516
18189 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
18190 most_expensive_mult_to_index, addr_to_parts,
18191 create_mem_ref, maybe_fold_tmr): Make the type of
18192 fields of TARGET_MEM_REF sizetype.
18193 (move_fixed_address_to_symbol, move_pointer_to_base):
18195 * tree.def (TARGET_MEM_REF): Add comment on types of
18198 2007-01-11 Joseph Myers <joseph@codesourcery.com>
18200 * c-common.c (vector_types_convertible_p): Treat opaque types as
18201 always convertible if they have the same size, but not otherwise.
18203 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
18205 * ifcvt.c (struct noce_if_info): Add comments to the fields.
18206 Remove the b_unconditional field.
18207 (noce_try_sign_mask): Do not look at b_unconditional.
18208 (noce_process_if_block): Do not use merge_if_blocks. Update
18209 the CFG here. Do not set b_unconditional.
18210 (cond_move_process_if_block): Likewise.
18211 (find_cond_trap): Likewise.
18212 (check_cond_move_block): Require simple jump insns at the end
18213 of the basic block.
18215 2007-01-11 Jan Hubicka <jh@suse.cz>
18217 PR tree-optimization/1046
18218 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
18219 when alias info is not ready.
18220 (pass_tail_recursion): Do not require aliasing.
18221 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
18222 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
18223 * tree-ssa-copy.c (pass_copy_prop): Likewise.
18224 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18225 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
18226 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
18227 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
18229 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
18230 When aliasing is not build, mark statement as volatile.
18232 2007-01-11 Tom Tromey <tromey@redhat.com>
18234 PR preprocessor/15185, PR preprocessor/20989:
18235 * doc/cppopts.texi <-MT>: Update description of algorithm for
18236 computing default target.
18237 <-M, -MD>: Reword "basename" text.
18239 2007-01-11 Roger Sayle <roger@eyesopen.com>
18241 * builtins.c (expand_builtin_pow, expand_builtin_powi,
18242 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
18243 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
18244 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
18245 fold_builtin_bswap, real_constp, fold_builtin_pow,
18246 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
18247 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
18248 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
18249 * convert.c (convert_to_pointer): Likewise.
18250 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18251 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
18252 const_binop, fold_convert_const_int_from_int,
18253 fold_convert_const_int_from_real,
18254 fold_convert_const_real_from_real, sign_bit_p,
18255 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
18256 fold_sign_changed_comparison, fold_unary, fold_comparison,
18257 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
18258 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
18259 * print-tree.c (print_node_brief, print_node): Likewise.
18260 * stor-layout.c (place_field, layout_type): Likewise.
18261 * tree-chrec.c (keep_cast): Likewise.
18262 * tree.c (build_vector, build_real, build_real_from_int_cst,
18263 build_complex): Likewise.
18265 2007-01-11 Roger Sayle <roger@eyesopen.com>
18267 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
18268 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
18270 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
18272 * configure.ac (strict1_warn): Rename to strict_warn.
18273 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
18274 cc_set_by_configure, quoted_cc_set_by_configure,
18275 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
18276 all_boot_languages, all_stagestuff): Remove.
18277 (target_list): Remove bootstrap targets.
18278 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
18279 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
18280 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
18281 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
18282 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
18283 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
18284 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
18285 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
18286 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
18287 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
18288 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
18289 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
18290 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
18291 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
18292 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
18293 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
18294 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
18295 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
18296 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
18297 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
18298 (mostlyclean): Adjust.
18299 (clean, distclean): Don't mention bootstrap stuff.
18300 * configure: Regenerate.
18301 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
18302 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
18303 treelang/config-lang.in (stagestuff): Remove.
18304 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
18305 stageprofile, stagefeedback, stagestuff): Remove mention.
18307 2007-01-11 Nick Clifton <nickc@redhat.com>
18309 * config/mcore/predicates.md (mcore_general_movesrc_operand):
18311 (mcore_general_movdst_operand): Do not accept CONST_INTs.
18312 (mcore_arith_K_S_operand): Run the test for the S constraint not
18313 the test for the M constraint.
18314 (mcore_addsub_operand): Do not accept integer values that are
18315 larger than 32 bits.
18316 * config/mcore/mcore.md: Remove unused constraints from split.
18317 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
18318 (addsi3): Likewise.
18319 (allocate_stack): Likewise.
18320 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
18321 operands to 32 bits.
18322 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
18324 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
18325 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
18326 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
18327 mcore_output_bclri, mcore_output_andn, output_inline_const,
18328 mcore_output_move, mcore_output_movedouble): Likewise.
18329 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
18330 (output_inline_const): Likewise.
18331 (output_inline_const): Fix format strings used in sprintf
18333 * config/mcore/mcore-protos.h: Update prototypes for changed
18334 functions in mcore.c.
18335 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
18336 HOST_WIDE_INT and not int.
18337 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
18338 CONST_OK_FOR_N): Likewise.
18339 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
18340 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
18343 2007-01-10 Jan Hubicka <jh@suse.cz>
18345 * tree-vrp.c (remove_range_assertions): Release defs.
18346 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
18347 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
18349 2007-01-10 Paul Brook <paul@codesourcery.com>
18351 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
18352 * config/arm/arm.md (mulsi3subsi): New insn.
18354 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
18356 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
18357 (tree_transform_and_unroll_loop): New.
18358 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
18361 2007-01-10 Robert Kennedy <jimbob@google.com>
18363 * fold-const.c (fold_comparison): Fold comparisons like (x *
18364 1000 < 0) to (x < 0).
18366 2007-01-10 Ian Lance Taylor <iant@google.com>
18368 * tree-pretty-print.c (dump_generic_node): Print parentheses when
18369 operands have the same priority.
18371 2007-01-10 Tom Tromey <tromey@redhat.com>
18373 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
18374 (fold_binary): Likewise.
18375 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
18376 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
18377 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
18378 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
18379 * langhooks.h (struct lang_hooks): Removed field
18380 'can_use_bit_fields_p'.
18382 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
18384 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
18386 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
18388 * function.c (get_last_funcdef_no): New function.
18389 * function.h (get_last_funcdef_no): Declare.
18390 * tree-inline.c (initialize_cfun): Add initialization.
18391 (tree_function_versioning): Cleanup.
18393 2007-01-10 Jan Hubicka <jh@suse.cz>
18395 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
18398 2007-01-10 Sa Liu <saliu@de.ibm.com>
18399 Ben Elliston <bje@au.ibm.com>
18401 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
18402 for SAVE_NONLOCAL and Pmode for any other save level.
18403 * spu-protos.h (spu_restore_stack_block): Declare.
18404 * spu.md (save_stack_block): Remove.
18405 (restore_stack_block): Call spu_restore_stack_block.
18406 * spu.c (spu_restore_stack_block): New function.
18407 (spu_expand_epilogue): Remove old comment.
18409 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
18411 PR tree-optimization/30322
18412 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
18413 (cand_value_at): Return the value as aff_tree.
18414 (may_eliminate_iv): Convert the bound from aff_tree to tree.
18415 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
18416 aff_combination_mult): New functions.
18417 (aff_combination_add): Use aff_combination_add_cst.
18418 (aff_combination_convert): Allow conversions to a wider type.
18419 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
18420 * tree-affine.h (aff_combination_mult): Declare.
18422 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
18424 * doc/tm.texi: Update documentation to reflect reality of exec
18425 and start file search behaviours. Update copyright year.
18426 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
18427 header file directories.
18429 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
18431 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
18432 (*cosxf2): Rename to cosxf2_i387.
18433 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
18434 using X87MODEF12 mode macro. Rename patterns to
18435 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
18437 (*cosdf2, *cossf2): Ditto.
18438 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
18439 to match extended input operands.
18440 (sincos<mode>3): New expander.
18441 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
18442 insn patterns and corresponding splitters.
18444 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
18446 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
18447 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
18449 2007-01-09 Nicolas Pitre <nico@cam.org>
18452 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
18454 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18456 * target.h (struct gcc_target): New field library_rtti_comdat.
18457 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
18458 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
18459 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
18460 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
18462 2007-01-08 Geoffrey Keating <geoffk@apple.com>
18464 * doc/invoke.texi (Optimize Options): Correct description of -O0.
18466 2007-01-08 Richard Guenther <rguenther@suse.de>
18468 * tree.h (force_fit_type_double): Export.
18469 (force_fit_type): Remove.
18470 * fold-const.c (force_fit_type_double): New function.
18471 (force_fit_type): Remove.
18472 (int_const_binop): Use it.
18473 (fold_convert_const_int_from_int): Likewise.
18474 (fold_convert_const_int_from_real): Likewise.
18475 (fold_div_compare): Likewise.
18476 (fold_sign_changed_comparison): Likewise.
18477 (fold_unary): Likewise.
18478 (fold_negate_const): Likewise.
18479 (fold_abs_const): Likewise.
18480 (fold_not_const): Likewise.
18481 * c-common.c (shorten_compare): Use force_fit_type_double.
18482 * convert.c (convert_to_pointer): Likewise.
18484 2007-01-08 Richard Guenther <rguenther@suse.de>
18486 * tree.h (build_int_cst_wide_type): Export.
18487 * tree.c (build_int_cst_wide_type): New function.
18488 (build_int_cst_wide): Fix comment.
18489 * builtins.c (fold_builtin_object_size): Use build_int_cst
18490 to build -1 or 0 of the correct type. Use fit_double_type
18491 to check for overflow.
18492 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
18494 (decode_field_reference): Likewise.
18495 (all_ones_mask_p): Likewise.
18496 (native_interpret_int): Use build_int_cst_wide_type.
18497 (fold_binary): Use build_int_cst_type to build an all-ones
18499 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
18501 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
18503 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
18505 2007-01-09 Ben Elliston <bje@au.ibm.com>
18507 * genautomata.c (STATS_OPTION): New option.
18508 (stats_flag): New flag.
18509 (gen_automata_option): Handle it.
18510 (initiate_automaton_gen): Ditto.
18511 (write_automata): Output statistics only if stats_flag is
18512 set. Likewise, output time statistics only if time_flag is set.
18513 * doc/md.texi (Processor pipeline description): Document new flag.
18515 2007-01-08 Richard Guenther <rguenther@suse.de>
18517 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
18518 * tree.c (build_int_cst_type): Likewise.
18519 (size_in_bytes): Don't call force_fit_type on the result.
18520 (int_fits_type_p): Use fit_double_type.
18521 * fold-const.c (fit_double_type): New function.
18522 (force_fit_type): Use it.
18523 * tree.h (fit_double_type): Export.
18525 2007-01-08 Jan Hubicka <jh@suse.cz>
18527 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
18528 * ipa.c (function_and_variable_visibility): Fix return type.
18530 2007-01-08 Richard Guenther <rguenther@suse.de>
18532 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
18533 of offset to build the index.
18534 * tree-pretty-print.c (dump_generic_node): Don't build negated
18535 const just for printing.
18536 * c-pretty-print.c (pp_c_integer_constant): Likewise.
18537 * builtins.c (fold_builtin_int_roundingfn): Check if result
18538 fits the type by using force_fit_type and comparing the result.
18539 * predict.c (predict_loops): Use compare_tree_int for comparison.
18540 * tree.c (build_int_cst): Fall back to integer_type_node for
18542 (build_int_cst_wide): Assert type is non-null.
18544 2007-01-08 Roberto Costa <roberto.costa@st.com>
18546 * tree-vrp.c (extract_range_from_cond_expr): New.
18547 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
18548 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
18550 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
18551 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
18552 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
18553 used as expressions.
18554 * tree-object-size.c (cond_expr_object_size): New.
18555 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
18557 2007-01-08 Jan Hubicka <jh@suse.cz>
18559 * tree-ssa-forwprop.c (forward_propagate_into_cond,
18560 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
18563 2007-01-08 Richard Guenther <rguenther@suse.de>
18565 PR tree-optimization/23603
18566 * tree-vrp.c (set_value_range_to_truthvalue): New function.
18567 (extract_range_from_binary): Fall back to truthvalue instead of
18568 varying for TRUTH_*_EXPR.
18569 (extract_range_from_comparison): Fall back to truthvalue instead of
18571 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
18572 if all visited PHI values were constant.
18574 2007-01-08 Jan Hubicka <jh@suse.cz>
18576 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
18577 (cgraph_analyze_function): break out from ...
18578 (cgraph_finalize_compilation_unit): ... here.
18579 (cgraph_expand_function): Remove forgoten commented out line.
18580 (cgraph_optimize): Analyze functions.
18582 2007-01-08 Jan Hubicka <jh@suse.cz>
18584 * tree-pas.h (TODO_remove_function): New flag.
18585 (TODO_update*): Renumber.
18586 (pass_ipa_increase_alignment,
18587 pass_ipa_function_and_variable_visibility): New passes.
18588 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
18589 (cgraph_function_and_variable_visibility): Move to ipa.c
18590 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
18591 cgraph_increase_alignment.
18592 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
18593 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
18594 calling tree-inline.
18595 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
18596 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
18597 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
18598 (gate_increase_alignment): New function.
18599 (pass_ipa_increase_alignment): New pass.
18600 * ipa.c: Inline tree-pass.h and timevar.h
18601 (function_and_variable_visibility): Move here from cgraphunit.c
18602 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
18603 * passes.c (init_optimization_passes): Add the two new passes.
18604 (execute_todo): Handle cgraph_remove_functions.
18606 2007-01-08 Nick Clifton <nickc@redhat.com>
18608 * config/frv/predicates.md (reg_or_0_operand): Accept
18611 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
18613 * config/bfin/rtems.h, config/bfin/t-rtems: New.
18614 * config.gcc: Add bfin*-rtems*.
18616 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18618 * c.opt: Add -flax-vector-conversions.
18619 * c-typeck.c (convert_for_assignment): Pass flag to
18620 vector_types_convertible_p to allow emission of note.
18621 (digest_init): Likewise.
18622 * c-opts.c: Handle -flax-vector-conversions.
18623 * c-common.c (flag_lax_vector_conversions): New.
18624 (vector_types_convertible_p): Unless -flax-vector conversions
18625 has been passed, disallow conversions between vectors with
18626 differing numbers of subparts and/or element types. If such
18627 a conversion is disallowed, possibly emit a note on the first
18628 occasion only to inform the user of -flax-vector-conversions.
18629 The new last argument specifies this.
18630 * c-common.h (flag_lax_vector_conversions): New.
18631 (vector_types_convertible_p): Add extra argument.
18632 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
18633 char_type_node for V*QI type vectors.
18634 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
18635 Update to satisfy new typechecking rules.
18636 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
18637 C and C++ variants.
18638 * doc/invoke.texi (C Dialect Options): Document
18639 -flax-vector-conversions.
18641 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
18643 PR tree-optimization/29877
18644 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
18645 a register variable on the RHS to not be replaceable.
18647 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
18648 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
18649 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
18650 const_simm15, const_pow2, const_npow2): Added.
18651 * config/score/misc.md (insv, extv, extzv, movmemsi,
18652 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
18653 * config/score/score.c (score_address_cost, score_select_cc_mode):
18655 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
18656 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
18657 Update score_print_operand.
18658 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
18659 Adjust register allocate order and update some macro define.
18660 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
18661 mdx_block_move_straight, mdx_block_move_loop_head,
18662 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18663 mdx_block_move_loop, mdx_block_move): Added.
18664 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18665 mdp_limm): Updated and fix some bug and typo.
18666 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18667 (movsf, movdf, doloop_end): Added.
18669 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18671 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18672 config/arm/thumb2.md: Fix comment typos.
18673 * doc/extend.texi: Fix a typo.
18675 2007-01-07 Eric Christopher <echristo@apple.com>
18677 * configure.ac: Check for __stack_chk_fail for darwin.
18678 * configure: Regenerate.
18680 2007-01-07 Richard Guenther <rguenther@suse.de>
18682 * tree-vrp.c (extract_range_from_assert): CSE calls to
18683 compare_values where possible.
18684 (extract_range_from_unary_expr): Likewise.
18686 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18688 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18689 * config/avr/avr.c (call_insn_operand): Delete function.
18690 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18691 instead of register number. Use predicates.
18692 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18693 call_insn_operand): Add.
18695 2007-01-06 Jan Hubicka <jh@suse.cz>
18697 * tree-pass.h (pass_build_cgraph_edges): Declare.
18698 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18699 (visited_nodes): Remove.
18700 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18701 build_cgrpah_edges; make visited_nodes local.
18702 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18703 (record_references_in_initializer): Move to cgraphbuild.c
18704 (initialize_inline_failed, rebuild_cgraph_edges,
18705 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18706 (verify_cgraph_node): Make visited_nodes local.
18707 (cgraph_analyze_function): Do not call cgraph_create_edges and
18708 initialize_inline_failed.
18709 (cgraph_expand_function): Do not call cgraph_lower_function;
18710 assert that function is already lowered.
18711 * Makefile.in (cgraphbuild.o): New.
18712 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18713 at the end of lowering passes.
18715 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18717 * ifcvt.c (cond_move_convert_if_block): New function, code
18718 factored out from...
18719 (cond_move_process_if_block): ...here. Call the new function
18720 on the THEN and ELSE blocks.
18721 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18722 already takes care of this.
18724 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18727 * tree.h (TREE_OVERFLOW_P): New.
18728 * c-typeck.c (parser_build_unary_op): Warn only if result
18729 overflowed and operands did not.
18730 (parser_build_binary_op): Likewise.
18731 (convert_for_assignment): Remove redundant overflow_warning.
18732 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18734 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18736 * c-typeck.c (store_init_value): Split over two lines to follow
18737 the GNU coding style.
18739 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18741 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18742 __GXX_EXPERIMENTAL_CXX0X__.
18743 * doc/cpp.texi: Same.
18745 2007-01-05 Richard Guenther <rguenther@suse.de>
18747 PR middle-end/27826
18748 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18749 with mismatched types. Instead explicitly build a
18750 conversion NOP_EXPR.
18752 2007-01-05 Ian Lance Taylor <iant@google.com>
18754 * c-common.c (decl_with_nonnull_addr_p): New function.
18755 (c_common_truthvalue_conversion): Call it.
18756 * c-typeck.c (build_binary_op): Likewise.
18757 * c-common.h (decl_with_nonnull_addr_p): Declare.
18759 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18762 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18765 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18767 * doc/install.texi (Final install): Document the fact that
18768 the GNAT runtime should not be stripped.
18770 2007-01-04 Jan Hubicka <jh@suse.cz>
18772 * tree-inline.c (fold_marked_statements): Update operand caches
18773 and EH after folding
18775 2007-01-04 Ian Lance Taylor <iant@google.com>
18777 * c-common.c (check_function_nonnull): Whitespace fix.
18779 2007-01-04 Jan Hubicka <jh@suse.cz>
18781 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18782 comitted older version of patch.
18783 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18784 function, celanup cfg and collect garbage.
18786 2007-01-04 Mike Stump <mrs@apple.com>
18788 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18791 2007-01-04 Eric Christopher <echristo@apple.com>
18793 * libgcc2.c (__bswapsi2): Use SItype.
18794 (__bswapdi2): Use DItype.
18795 * libgcc2.h: Update for above.
18797 2007-01-04 Paul Brook <paul@codesourcery.com>
18799 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18800 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18801 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18802 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18803 umulsi3_highpart): Make conditional on !arm_arch6.
18804 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18805 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18806 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18807 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18808 umulsi3_highpart_v6): New insns.
18810 2007-01-04 Roger Sayle <roger@eyesopen.com>
18812 * fold-const.c (fold_convert): When casting an expression to void,
18813 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18814 have a type. Instead of attempting to build a NOP_EXPR, return
18815 these "special" trees directly.
18817 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18819 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18820 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18821 rs6000_cost->fp not 0 as adjustment for outer NEG.
18823 2007-01-04 Jan Hubicka <jh@suse.cz>
18825 * cgraph.c (cgraph_release_function_body): New function.
18826 (cgraph_remove_node): Use it.
18827 * cgraph.h (cgraph_release_function_body): Declare.
18828 * cgraphunit.c (cgraph_expand_function): Use it.
18829 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18830 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18831 is initialized and while compilation of other function is running.
18832 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18833 statement CFG annotations from here to ...
18834 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18836 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18838 * cfgloop.h (enum li_flags): Make the constants powers of two.
18840 2007-01-04 Jan Hubicka <jh@suse.cz>
18842 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18844 (fold_marked_statements): New function.
18845 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18846 * tree-inline.h (copy_body_data): Add statements_to_fold.
18848 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18850 * config.gcc: Mention libgcc/config.host.
18851 * Makefile.in: Update comments mentioning libgcc.
18852 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18853 (all.cross, start.encap, rest.encap, rest.cross): Update
18854 dependencies for libgcc move.
18855 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18856 (clean-target, clean-target-libgcc): Delete.
18857 (srcdirify, GCC_EXTRA_PARTS): New macros.
18858 (libgcc-support, libgcc.mvars): New rules.
18859 (distclean): Remove mention of mklibgcc.
18860 (install): Don't reference INSTALL_LIBGCC.
18861 (install-common): Don't reference EXTRA_PARTS.
18862 (install-libgcc, install-multilib): Delete rules.
18863 * mklibgcc.in: Delete file.
18864 * doc/configfiles.texi: Don't mention mklibgcc.
18866 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18867 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18868 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18869 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18870 (mklibgcc, ldblspecs): Likewise.
18872 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18873 (posixpre.def): Use $(T).
18874 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18875 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18876 (SHLIB_LINK): Make dummy.
18877 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18879 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18881 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18882 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18883 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18884 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18886 * configure.ac (all_outputs): Remove mklibgcc.
18887 * configure: Regenerated.
18889 2007-01-03 Josh Conner <jconner@apple.com>
18891 PR middle-end/29683
18892 * calls.c (compute_argument_addresses): Set stack and stack_slot
18893 for partial args, too.
18894 (store_one_arg): Use locate.size.constant for the size when
18895 generating a save_area.
18897 2007-01-03 Robert Kennedy <jimbob@google.com>
18899 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18900 whose definitions are deleted due to basic block merging.
18902 2007-01-03 Paul Brook <paul@codesourcery.com>
18905 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18907 (use_return_insn): Return 0 for Thumb interrupt functions.
18908 (print_multi_reg): Add rfe argument for IRQ returns.
18909 (arm_output_epilogue): Pop interrupt return address directly into PC.
18910 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18912 2007-01-03 Paul Brook <paul@codesourcery.com>
18914 Merge from sourcerygxx-4_1.
18915 * config/arm/thumb2.md: New file.
18916 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18918 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18919 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18920 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18921 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18923 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18924 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18926 * config/arm/ieee754-sf.S: Ditto.
18927 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18928 (thumb1_base_register_rtx_p): ... to this.
18929 (thumb_index_register_rtx_p): Rename...
18930 (thumb1_index_register_rtx_p): ... to this.
18931 (thumb_output_function_prologue): Rename...
18932 (thumb1_output_function_prologue): ... to this.
18933 (thumb_legitimate_address_p): Rename...
18934 (thumb1_legitimate_address_p): ... to this.
18935 (thumb_rtx_costs): Rename...
18936 (thumb1_rtx_costs): ... to this.
18937 (thumb_compute_save_reg_mask): Rename...
18938 (thumb1_compute_save_reg_mask): ... to this.
18939 (thumb_final_prescan_insn): Rename...
18940 (thumb1_final_prescan_insn): ... to this.
18941 (thumb_expand_epilogue): Rename...
18942 (thumb1_expand_epilogue): ... to this.
18943 (arm_unwind_emit_stm): Rename...
18944 (arm_unwind_emit_sequence): ... to this.
18945 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18946 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18947 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18948 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18949 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18950 thumb2_output_casesi): New functions.
18951 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18952 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18953 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18954 THUMB2_WORK_REGS): Define.
18955 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18956 arm_condexec_mask, arm_condexec_masklen)): New variables.
18957 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18958 (arm_override_options): Check new CPU capabilities.
18959 Set new architecture flag variables.
18960 (arm_isr_value): Handle v7m interrupt functions.
18961 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18963 (const_ok_for_arm): Handle Thumb-2 constants.
18964 (arm_gen_constant): Ditto. Use movw when available.
18965 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18967 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18968 (thumb_find_work_register, arm_load_pic_register,
18969 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18970 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18971 print_multi_reg, output_mov_long_double_fpa_from_arm,
18972 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18973 output_mov_double_fpa_from_arm, output_move_double,
18974 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18975 output_return_instruction, arm_output_function_prologue,
18976 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18977 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18978 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18979 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18980 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18981 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18983 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18984 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18985 (arm_file_start): Output directive for unified syntax.
18986 (arm_unwind_emit_set): Handle stack alignment instruction.
18987 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18988 Add v6t2, v7, v7a, v7r and v7m.
18989 (RETLDM): Add Thumb-2 code.
18990 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18991 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18992 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18993 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18994 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18995 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18996 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18997 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18998 ADJUST_INSN_LENGTH): Define.
18999 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
19000 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
19001 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
19002 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
19003 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
19004 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
19005 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
19006 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
19007 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
19008 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
19009 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
19010 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
19011 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
19012 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
19013 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
19014 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
19015 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
19017 * config/arm/arm-tune.md: Regenerate.
19018 * config/arm/arm-protos.h: Update prototypes.
19019 * config/arm/vfp.md: Enable patterns for Thumb-2.
19020 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
19021 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
19022 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
19023 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
19024 * config/arm/libunwind.S: Add Thumb-2 code.
19025 * config/arm/constraints.md: Update include Thumb-2.
19026 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
19027 * config/arm/ieee754-df.S: Ditto.
19028 * config/arm/bpabi.S: Ditto.
19029 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
19030 * config/arm/predicates.md (low_register_operand,
19031 low_reg_or_int_operand, thumb_16bit_operator): New.
19032 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
19033 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
19034 * config/arm/t-arm-elf: Add armv7 multilib.
19035 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
19037 (UNSPEC_STACK_ALIGN, ce_count): New.
19038 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
19039 arm_zero_extendsidi2, arm_zero_extendqidi2): New
19041 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
19042 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
19043 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
19044 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
19045 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
19046 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
19048 * doc/extend.texi: Document ARMv7-M interrupt functions.
19049 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
19051 2007-01-03 Jakub Jelinek <jakub@redhat.com>
19053 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
19054 (struct _Unwind_Context): Rename args_size to flags, remove
19055 signal_frame field, add a new args_size field and version field.
19056 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
19057 _Unwind_IsExtendedContext): New inline functions.
19058 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
19059 Assume by_value array is only present if _Unwind_IsExtendedContext.
19060 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
19061 _Unwind_IsSignalFrame.
19062 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
19063 (uw_update_context_1): Use _Unwind_SetSignalFrame.
19064 (uw_init_context_1): Initialize context->flags to
19065 EXTENDED_CONTEXT_BIT.
19066 * config/rs6000/linux-unwind.h (frob_update_context): Use
19067 _Unwind_SetSignalFrame.
19069 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
19071 PR middle-end/30353
19072 * gimplify.c (gimplify_modify_expr_complex_part): Move below
19073 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
19076 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
19078 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
19079 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
19080 RET, AT_SP): Remove.
19081 * config/i386/i386.md (*sse_prologue_save_insn): Use return
19084 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19085 * cfgbuild.c (find_basic_blocks): Likewise.
19086 * cfgrtl.c (rtl_create_basic_block): Likewise.
19087 * function.c (temp_slots_at_level): Likewise.
19088 * reg-stack.c (stack_regs_mentioned): Likewise.
19089 * regclass.c (allocate_reg_info): Likewise.
19090 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19091 set_bb_for_stmt, move_block_to_fn): Likewise.
19092 * tree-complex.c (tree_lower_complex): Likewise.
19093 * vec.h (VEC_safe_grow_cleared): New.
19095 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
19097 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
19099 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
19100 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
19102 * cfgloopmanip.c (scale_loop_frequencies): Export.
19103 (loopify): Scale the frequencies by prescribed coefficients.
19104 (set_zero_probability): New function.
19105 (duplicate_loop_to_header_edge): Improve updating of frequencies.
19106 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
19107 and frequencies according to arguments.
19108 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
19110 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
19111 * modulo-sched.c (sms_schedule): Set probabilities for entering
19112 versioned loop correctly.
19113 * tree-vect-transform.c (vect_transform_loop): Ditto.
19114 * cfgloop.h (loopify, loop_version): Declaration changed.
19115 (scale_loop_frequencies): Declared.
19117 2007-01-02 Jan Hubicka <jh@suse.cz>
19119 * cgraph.c: Include tree-flow.h
19120 (cgraph_add_new-function): Handle IPA_SSA mode; execute
19121 early_local_passes.
19122 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
19123 * tree-pass.h (pass_all_early_optimizations): Declare.
19124 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
19125 early_local_passes.
19126 (cgraph_analyze_function): Do early_local_passes.
19127 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19128 Do not add referenced vars.
19129 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
19131 (gate_all_early_local_passes): New gate.
19132 (pass_early_local_passes): Use new gate.
19133 (execute_early_local_optimizations): New functions.
19134 (gate_all_early_optimizations): New gate.
19135 (pass_all_early_optimizations): New pass.
19136 (execute_free_datastructures): Free SSA only when initialized.
19137 (gate_init_datastructures): Init only when optimizing.
19138 (tree_lowering_passes): Do early local passes when called late.
19139 * tree-profile.c (do_tree_profiling): Don't profile functions added
19141 (do_early_tree_profiling, pass_early_tree_profile): Kill.
19142 * tree-cfg.c (update_modified_stmts): Do not update when operands are
19144 * passes.c (init_optimizations_passes): Reorder so we go into SSA
19145 during early_local_passes.
19146 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
19149 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19151 * Makefile.in: Update copyright year.
19153 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
19155 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
19156 in $(lang_checks) and check-consistency targets.
19158 2007-01-02 Jan Hubicka <jh@suse.cz>
19160 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
19161 Do not add referenced vars.
19162 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
19164 * passes.c (init_optimization_passes): Put mudflap_2 after
19165 free_datastructures.
19167 2007-01-02 Jan Hubicka <jh@suse.cz>
19169 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
19170 Set NOTHROW flag on call statements proved to be nothrow.
19171 Update statement of local calls so new pure/const functions are
19172 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
19174 (tree_rest_of_compilation): Register hooks and initialize bitmap
19175 early. Do not set after_inlining flag.
19177 2007-01-02 Steve Ellcey <sje@cup.hp.com>
19179 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
19180 HOST_BITS_PER_LONGLONG
19182 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19185 * c-typeck.c (store_init_value): Don't emit pedantic overflow
19186 warning for non-static initializers.
19188 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
19190 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
19191 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
19192 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
19193 Always use set_unique_reg_note to add REG_EQUAL notes.
19195 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19198 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19200 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19201 * cfgbuild.c (find_basic_blocks): Likewise.
19202 * cfgrtl.c (rtl_create_basic_block): Likewise.
19203 * function.c (temp_slots_at_level): Likewise.
19204 * reg-stack.c (stack_regs_mentioned): Likewise.
19205 * regclass.c (allocate_reg_info): Likewise.
19206 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19207 set_bb_for_stmt, move_block_to_fn): Likewise.
19208 * tree-complex.c (tree_lower_complex): Likewise.
19209 * vec.h (VEC_safe_grow_cleared): New.
19211 2007-01-02 Ian Lance Taylor <iant@google.com>
19213 * c-common.c (c_common_truthvalue_conversion): When warning about
19214 using an assignment as a truth value, set TREE_NO_WARNING.
19216 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19219 * c.opt (Wold-style-declaration): New.
19220 * doc/invoke.texi (C-only Warning Options): New.
19221 (Wold-style-declaration): Document it.
19222 (Wextra): Enabled by -Wextra.
19223 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19224 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
19225 -Wold-style-declaration.
19227 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
19229 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
19230 * cfgbuild.c (find_basic_blocks): Likewise.
19231 * cfgrtl.c (rtl_create_basic_block): Likewise.
19232 * function.c (temp_slots_at_level): Likewise.
19233 * reg-stack.c (stack_regs_mentioned): Likewise.
19234 * regclass.c (allocate_reg_info): Likewise.
19235 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
19236 set_bb_for_stmt, move_block_to_fn): Likewise.
19237 * tree-complex.c (tree_lower_complex): Likewise.
19238 * vec.h (VEC_safe_grow_cleared): New.
19240 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
19242 * c-common.c (c_common_nodes_and_builtins): Since variants of
19243 void_type_node get built before it is given a name, we need to
19244 give those variants the name, too.
19245 (complete_array_type): We need to work with the canonical main
19246 type of the array, from which we will build the qualified version.
19247 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
19248 * print-tree.c (print_node): Display canonical type information
19250 * stor-layout.c (layout_type): When we don't know the
19251 alignment of a type for which we're building an array, we end up
19252 guessing wrong, so make the type require structural equality.
19253 * tree.c (make_node_stat): When we build a new type, it is its
19254 own canonical type.
19255 (build_type_attribute_qual_variant): When building an attribute
19256 variant, its canonical type is the non-attribute variant. However,
19257 if the attributes are target-dependent and they differ, we need to
19258 use structural equality checks for this type.
19259 (build_qualified_type): A qualified type is not equivalent to its
19260 unqualified variant; set the canonical type appropriately.
19261 (build_distinct_type_copy): When building a distinct type from
19262 another type, the new type is its own canonical type.
19263 (build_variant_type_copy): When building a new type variant, we
19264 assume that it is equivalent to the original type.
19265 (build_pointer_type_for_mode): When building a pointer type, also
19266 build a canonical type pointer.
19267 (build_reference_type_for_mode): When building a reference type,
19268 also build a canonical type reference.
19269 (build_index_type): When we can't hash an index type (e.g.,
19270 because its maximum value is negative), the index type requires
19271 structural equality tests.
19272 (build_array_type): Build the canonical form of an array type.
19273 (build_function_type): Function types require structural equality,
19274 because they contain default arguments, attributes, etc.
19275 (build_method_type_directly): Ditto for method types.
19276 (build_offset_type): Build the canonical offset type.
19277 (build_complex_type): Build the canonical vector type.
19278 (make_vector_type): Build the canonical vector type.
19279 * tree.h (TYPE_CANONICAL): New.
19280 (TYPE_STRUCTURAL_EQUALITY_P): New.
19281 (SET_TYPE_STRUCTURAL_EQUALITY): New.
19282 (struct tree_type): Added "canonical" field.
19283 * params.h (VERIFY_CANONICAL_TYPES): New.
19284 * doc/c-tree.texi (TYPE_CANONICAL): Document.
19285 (TYPE_STRUCTURAL_EQUALITY_P): Document.
19286 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
19287 * doc/invoke.texi (verify-canonical-types): Document --param
19288 parameter for verifying canonical types.
19290 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19292 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
19293 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
19294 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
19295 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
19297 * config/rs6000/e500.h: New.
19298 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
19299 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
19301 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
19302 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
19303 TARGET_E500_DOUBLE): Remove.
19304 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
19305 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
19306 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
19307 * config/rs6000/rs6000.c (rs6000_override_options): Use
19308 CHECK_E500_OPTIONS.
19310 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19312 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
19313 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
19314 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
19315 rs6000_emit_cmove): Don't check TARGET_E500.
19316 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
19317 sordered): Don't check TARGET_E500.
19319 2007-01-01 Eric Christopher <echristo@apple.com>
19321 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
19322 HARD_REGISTER_NUM_P.
19324 2007-01-01 Roger Sayle <roger@eyesopen.com>
19326 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
19327 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
19328 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
19331 2007-01-01 Mike Stump <mrs@apple.com>
19333 * configure.ac: Remove support for building with Apple's gcc-3.1.
19335 2007-01-02 Joseph Myers <joseph@codesourcery.com>
19337 PR middle-end/30311
19338 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
19339 REG is a hard register. Do not modify REG before calling
19341 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
19342 multiple of the size of YMODE for certain lowpart cases.
19344 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19346 PR middle-end/30253
19347 * gimplify (voidify_wrapper_expr): Update for
19348 GIMPLE_MODIFY_STMT.
19350 2007-01-01 Andreas Schwab <schwab@suse.de>
19353 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
19354 save of BR0 in extra_spill_size instead of spill_size.
19355 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
19357 (ia64_expand_epilogue): Restore BR0 from its new location.
19359 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19361 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
19362 Use a temporary variable if the left hand side is not a gimple
19365 2007-01-01 Andrew Pinski <pinskia@gmail.com>
19367 * gimplify.c (gimplify_return_expr): Make the temporary variable
19368 for the return expression, a gimple register variable.
19370 2007-01-01 Jan Hubicka <jh@suse.cz>
19372 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
19375 2007-01-01 Mike Stump <mrs@apple.com>
19377 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
19379 * config/darwin.c (machopic_select_rtx_section): Use
19380 HAVE_GAS_LITERAL16.
19381 (darwin_mergeable_constant_section): Likewise.
19382 * configure: Regenerate.
19383 * config.in: Regenerate.
19385 2007-01-01 Jan Hubicka <jh@suse.cz>
19386 Andrew Pinski <pinskia@gmail.com>
19388 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
19389 before starting IPA passes.